PackageManagerService.java revision 3ec12db0f5155be41d60694f0ac3c9284ff29002
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.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Binder; 147import android.os.Build; 148import android.os.Bundle; 149import android.os.Debug; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.StorageEventListener; 170import android.os.storage.StorageManager; 171import android.os.storage.VolumeInfo; 172import android.os.storage.VolumeRecord; 173import android.security.KeyStore; 174import android.security.SystemKeyStore; 175import android.system.ErrnoException; 176import android.system.Os; 177import android.system.StructStat; 178import android.text.TextUtils; 179import android.text.format.DateUtils; 180import android.util.ArrayMap; 181import android.util.ArraySet; 182import android.util.AtomicFile; 183import android.util.DisplayMetrics; 184import android.util.EventLog; 185import android.util.ExceptionUtils; 186import android.util.Log; 187import android.util.LogPrinter; 188import android.util.MathUtils; 189import android.util.PrintStreamPrinter; 190import android.util.Slog; 191import android.util.SparseArray; 192import android.util.SparseBooleanArray; 193import android.util.SparseIntArray; 194import android.util.Xml; 195import android.view.Display; 196 197import dalvik.system.DexFile; 198import dalvik.system.VMRuntime; 199 200import libcore.io.IoUtils; 201import libcore.util.EmptyArray; 202 203import com.android.internal.R; 204import com.android.internal.annotations.GuardedBy; 205import com.android.internal.app.IMediaContainerService; 206import com.android.internal.app.ResolverActivity; 207import com.android.internal.content.NativeLibraryHelper; 208import com.android.internal.content.PackageHelper; 209import com.android.internal.os.IParcelFileDescriptorFactory; 210import com.android.internal.os.SomeArgs; 211import com.android.internal.os.Zygote; 212import com.android.internal.util.ArrayUtils; 213import com.android.internal.util.FastPrintWriter; 214import com.android.internal.util.FastXmlSerializer; 215import com.android.internal.util.IndentingPrintWriter; 216import com.android.internal.util.Preconditions; 217import com.android.server.EventLogTags; 218import com.android.server.FgThread; 219import com.android.server.IntentResolver; 220import com.android.server.LocalServices; 221import com.android.server.ServiceThread; 222import com.android.server.SystemConfig; 223import com.android.server.Watchdog; 224import com.android.server.pm.PermissionsState.PermissionState; 225import com.android.server.pm.Settings.DatabaseVersion; 226import com.android.server.storage.DeviceStorageMonitorInternal; 227 228import org.xmlpull.v1.XmlPullParser; 229import org.xmlpull.v1.XmlPullParserException; 230import org.xmlpull.v1.XmlSerializer; 231 232import java.io.BufferedInputStream; 233import java.io.BufferedOutputStream; 234import java.io.BufferedReader; 235import java.io.ByteArrayInputStream; 236import java.io.ByteArrayOutputStream; 237import java.io.File; 238import java.io.FileDescriptor; 239import java.io.FileNotFoundException; 240import java.io.FileOutputStream; 241import java.io.FileReader; 242import java.io.FilenameFilter; 243import java.io.IOException; 244import java.io.InputStream; 245import java.io.PrintWriter; 246import java.nio.charset.StandardCharsets; 247import java.security.NoSuchAlgorithmException; 248import java.security.PublicKey; 249import java.security.cert.CertificateEncodingException; 250import java.security.cert.CertificateException; 251import java.text.SimpleDateFormat; 252import java.util.ArrayList; 253import java.util.Arrays; 254import java.util.Collection; 255import java.util.Collections; 256import java.util.Comparator; 257import java.util.Date; 258import java.util.Iterator; 259import java.util.List; 260import java.util.Map; 261import java.util.Objects; 262import java.util.Set; 263import java.util.concurrent.CountDownLatch; 264import java.util.concurrent.TimeUnit; 265import java.util.concurrent.atomic.AtomicBoolean; 266import java.util.concurrent.atomic.AtomicInteger; 267import java.util.concurrent.atomic.AtomicLong; 268 269/** 270 * Keep track of all those .apks everywhere. 271 * 272 * This is very central to the platform's security; please run the unit 273 * tests whenever making modifications here: 274 * 275mmm frameworks/base/tests/AndroidTests 276adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 277adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = true; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REQUIRE_KNOWN = 1<<12; 325 static final int SCAN_MOVE = 1<<13; 326 static final int SCAN_INITIAL = 1<<14; 327 328 static final int REMOVE_CHATTY = 1<<16; 329 330 private static final int[] EMPTY_INT_ARRAY = new int[0]; 331 332 /** 333 * Timeout (in milliseconds) after which the watchdog should declare that 334 * our handler thread is wedged. The usual default for such things is one 335 * minute but we sometimes do very lengthy I/O operations on this thread, 336 * such as installing multi-gigabyte applications, so ours needs to be longer. 337 */ 338 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 339 340 /** 341 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 342 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 343 * settings entry if available, otherwise we use the hardcoded default. If it's been 344 * more than this long since the last fstrim, we force one during the boot sequence. 345 * 346 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 347 * one gets run at the next available charging+idle time. This final mandatory 348 * no-fstrim check kicks in only of the other scheduling criteria is never met. 349 */ 350 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 351 352 /** 353 * Whether verification is enabled by default. 354 */ 355 private static final boolean DEFAULT_VERIFY_ENABLE = true; 356 357 /** 358 * The default maximum time to wait for the verification agent to return in 359 * milliseconds. 360 */ 361 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 362 363 /** 364 * The default response for package verification timeout. 365 * 366 * This can be either PackageManager.VERIFICATION_ALLOW or 367 * PackageManager.VERIFICATION_REJECT. 368 */ 369 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 370 371 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 372 373 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 374 DEFAULT_CONTAINER_PACKAGE, 375 "com.android.defcontainer.DefaultContainerService"); 376 377 private static final String KILL_APP_REASON_GIDS_CHANGED = 378 "permission grant or revoke changed gids"; 379 380 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 381 "permissions revoked"; 382 383 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 384 385 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 386 387 /** Permission grant: not grant the permission. */ 388 private static final int GRANT_DENIED = 1; 389 390 /** Permission grant: grant the permission as an install permission. */ 391 private static final int GRANT_INSTALL = 2; 392 393 /** Permission grant: grant the permission as an install permission for a legacy app. */ 394 private static final int GRANT_INSTALL_LEGACY = 3; 395 396 /** Permission grant: grant the permission as a runtime one. */ 397 private static final int GRANT_RUNTIME = 4; 398 399 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 400 private static final int GRANT_UPGRADE = 5; 401 402 /** Canonical intent used to identify what counts as a "web browser" app */ 403 private static final Intent sBrowserIntent; 404 static { 405 sBrowserIntent = new Intent(); 406 sBrowserIntent.setAction(Intent.ACTION_VIEW); 407 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 408 sBrowserIntent.setData(Uri.parse("http:")); 409 } 410 411 final ServiceThread mHandlerThread; 412 413 final PackageHandler mHandler; 414 415 /** 416 * Messages for {@link #mHandler} that need to wait for system ready before 417 * being dispatched. 418 */ 419 private ArrayList<Message> mPostSystemReadyMessages; 420 421 final int mSdkVersion = Build.VERSION.SDK_INT; 422 423 final Context mContext; 424 final boolean mFactoryTest; 425 final boolean mOnlyCore; 426 final boolean mLazyDexOpt; 427 final long mDexOptLRUThresholdInMills; 428 final DisplayMetrics mMetrics; 429 final int mDefParseFlags; 430 final String[] mSeparateProcesses; 431 final boolean mIsUpgrade; 432 433 // This is where all application persistent data goes. 434 final File mAppDataDir; 435 436 // This is where all application persistent data goes for secondary users. 437 final File mUserAppDataDir; 438 439 /** The location for ASEC container files on internal storage. */ 440 final String mAsecInternalPath; 441 442 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 443 // LOCK HELD. Can be called with mInstallLock held. 444 @GuardedBy("mInstallLock") 445 final Installer mInstaller; 446 447 /** Directory where installed third-party apps stored */ 448 final File mAppInstallDir; 449 450 /** 451 * Directory to which applications installed internally have their 452 * 32 bit native libraries copied. 453 */ 454 private File mAppLib32InstallDir; 455 456 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 457 // apps. 458 final File mDrmAppPrivateInstallDir; 459 460 // ---------------------------------------------------------------- 461 462 // Lock for state used when installing and doing other long running 463 // operations. Methods that must be called with this lock held have 464 // the suffix "LI". 465 final Object mInstallLock = new Object(); 466 467 // ---------------------------------------------------------------- 468 469 // Keys are String (package name), values are Package. This also serves 470 // as the lock for the global state. Methods that must be called with 471 // this lock held have the prefix "LP". 472 @GuardedBy("mPackages") 473 final ArrayMap<String, PackageParser.Package> mPackages = 474 new ArrayMap<String, PackageParser.Package>(); 475 476 // Tracks available target package names -> overlay package paths. 477 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 478 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 479 480 final Settings mSettings; 481 boolean mRestoredSettings; 482 483 // System configuration read by SystemConfig. 484 final int[] mGlobalGids; 485 final SparseArray<ArraySet<String>> mSystemPermissions; 486 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 487 488 // If mac_permissions.xml was found for seinfo labeling. 489 boolean mFoundPolicyFile; 490 491 // If a recursive restorecon of /data/data/<pkg> is needed. 492 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 493 494 public static final class SharedLibraryEntry { 495 public final String path; 496 public final String apk; 497 498 SharedLibraryEntry(String _path, String _apk) { 499 path = _path; 500 apk = _apk; 501 } 502 } 503 504 // Currently known shared libraries. 505 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 506 new ArrayMap<String, SharedLibraryEntry>(); 507 508 // All available activities, for your resolving pleasure. 509 final ActivityIntentResolver mActivities = 510 new ActivityIntentResolver(); 511 512 // All available receivers, for your resolving pleasure. 513 final ActivityIntentResolver mReceivers = 514 new ActivityIntentResolver(); 515 516 // All available services, for your resolving pleasure. 517 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 518 519 // All available providers, for your resolving pleasure. 520 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 521 522 // Mapping from provider base names (first directory in content URI codePath) 523 // to the provider information. 524 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 525 new ArrayMap<String, PackageParser.Provider>(); 526 527 // Mapping from instrumentation class names to info about them. 528 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 529 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 530 531 // Mapping from permission names to info about them. 532 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 533 new ArrayMap<String, PackageParser.PermissionGroup>(); 534 535 // Packages whose data we have transfered into another package, thus 536 // should no longer exist. 537 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 538 539 // Broadcast actions that are only available to the system. 540 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 541 542 /** List of packages waiting for verification. */ 543 final SparseArray<PackageVerificationState> mPendingVerification 544 = new SparseArray<PackageVerificationState>(); 545 546 /** Set of packages associated with each app op permission. */ 547 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 548 549 final PackageInstallerService mInstallerService; 550 551 private final PackageDexOptimizer mPackageDexOptimizer; 552 553 private AtomicInteger mNextMoveId = new AtomicInteger(); 554 private final MoveCallbacks mMoveCallbacks; 555 556 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 557 558 // Cache of users who need badging. 559 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 560 561 /** Token for keys in mPendingVerification. */ 562 private int mPendingVerificationToken = 0; 563 564 volatile boolean mSystemReady; 565 volatile boolean mSafeMode; 566 volatile boolean mHasSystemUidErrors; 567 568 ApplicationInfo mAndroidApplication; 569 final ActivityInfo mResolveActivity = new ActivityInfo(); 570 final ResolveInfo mResolveInfo = new ResolveInfo(); 571 ComponentName mResolveComponentName; 572 PackageParser.Package mPlatformPackage; 573 ComponentName mCustomResolverComponentName; 574 575 boolean mResolverReplaced = false; 576 577 private final ComponentName mIntentFilterVerifierComponent; 578 private int mIntentFilterVerificationToken = 0; 579 580 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 581 = new SparseArray<IntentFilterVerificationState>(); 582 583 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 584 new DefaultPermissionGrantPolicy(this); 585 586 private static class IFVerificationParams { 587 PackageParser.Package pkg; 588 boolean replacing; 589 int userId; 590 int verifierUid; 591 592 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 593 int _userId, int _verifierUid) { 594 pkg = _pkg; 595 replacing = _replacing; 596 userId = _userId; 597 replacing = _replacing; 598 verifierUid = _verifierUid; 599 } 600 } 601 602 private interface IntentFilterVerifier<T extends IntentFilter> { 603 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 604 T filter, String packageName); 605 void startVerifications(int userId); 606 void receiveVerificationResponse(int verificationId); 607 } 608 609 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 610 private Context mContext; 611 private ComponentName mIntentFilterVerifierComponent; 612 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 613 614 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 615 mContext = context; 616 mIntentFilterVerifierComponent = verifierComponent; 617 } 618 619 private String getDefaultScheme() { 620 return IntentFilter.SCHEME_HTTPS; 621 } 622 623 @Override 624 public void startVerifications(int userId) { 625 // Launch verifications requests 626 int count = mCurrentIntentFilterVerifications.size(); 627 for (int n=0; n<count; n++) { 628 int verificationId = mCurrentIntentFilterVerifications.get(n); 629 final IntentFilterVerificationState ivs = 630 mIntentFilterVerificationStates.get(verificationId); 631 632 String packageName = ivs.getPackageName(); 633 634 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 635 final int filterCount = filters.size(); 636 ArraySet<String> domainsSet = new ArraySet<>(); 637 for (int m=0; m<filterCount; m++) { 638 PackageParser.ActivityIntentInfo filter = filters.get(m); 639 domainsSet.addAll(filter.getHostsList()); 640 } 641 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 642 synchronized (mPackages) { 643 if (mSettings.createIntentFilterVerificationIfNeededLPw( 644 packageName, domainsList) != null) { 645 scheduleWriteSettingsLocked(); 646 } 647 } 648 sendVerificationRequest(userId, verificationId, ivs); 649 } 650 mCurrentIntentFilterVerifications.clear(); 651 } 652 653 private void sendVerificationRequest(int userId, int verificationId, 654 IntentFilterVerificationState ivs) { 655 656 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 657 verificationIntent.putExtra( 658 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 659 verificationId); 660 verificationIntent.putExtra( 661 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 662 getDefaultScheme()); 663 verificationIntent.putExtra( 664 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 665 ivs.getHostsString()); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 668 ivs.getPackageName()); 669 verificationIntent.setComponent(mIntentFilterVerifierComponent); 670 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 671 672 UserHandle user = new UserHandle(userId); 673 mContext.sendBroadcastAsUser(verificationIntent, user); 674 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 675 "Sending IntentFilter verification broadcast"); 676 } 677 678 public void receiveVerificationResponse(int verificationId) { 679 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 680 681 final boolean verified = ivs.isVerified(); 682 683 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 684 final int count = filters.size(); 685 if (DEBUG_DOMAIN_VERIFICATION) { 686 Slog.i(TAG, "Received verification response " + verificationId 687 + " for " + count + " filters, verified=" + verified); 688 } 689 for (int n=0; n<count; n++) { 690 PackageParser.ActivityIntentInfo filter = filters.get(n); 691 filter.setVerified(verified); 692 693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 694 + " verified with result:" + verified + " and hosts:" 695 + ivs.getHostsString()); 696 } 697 698 mIntentFilterVerificationStates.remove(verificationId); 699 700 final String packageName = ivs.getPackageName(); 701 IntentFilterVerificationInfo ivi = null; 702 703 synchronized (mPackages) { 704 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 705 } 706 if (ivi == null) { 707 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 708 + verificationId + " packageName:" + packageName); 709 return; 710 } 711 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 712 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 713 714 synchronized (mPackages) { 715 if (verified) { 716 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 717 } else { 718 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 719 } 720 scheduleWriteSettingsLocked(); 721 722 final int userId = ivs.getUserId(); 723 if (userId != UserHandle.USER_ALL) { 724 final int userStatus = 725 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 726 727 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 728 boolean needUpdate = false; 729 730 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 731 // already been set by the User thru the Disambiguation dialog 732 switch (userStatus) { 733 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 734 if (verified) { 735 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 736 } else { 737 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 738 } 739 needUpdate = true; 740 break; 741 742 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 743 if (verified) { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 745 needUpdate = true; 746 } 747 break; 748 749 default: 750 // Nothing to do 751 } 752 753 if (needUpdate) { 754 mSettings.updateIntentFilterVerificationStatusLPw( 755 packageName, updatedStatus, userId); 756 scheduleWritePackageRestrictionsLocked(userId); 757 } 758 } 759 } 760 } 761 762 @Override 763 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 764 ActivityIntentInfo filter, String packageName) { 765 if (!hasValidDomains(filter)) { 766 return false; 767 } 768 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 769 if (ivs == null) { 770 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 771 packageName); 772 } 773 if (DEBUG_DOMAIN_VERIFICATION) { 774 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 775 } 776 ivs.addFilter(filter); 777 return true; 778 } 779 780 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 781 int userId, int verificationId, String packageName) { 782 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 783 verifierUid, userId, packageName); 784 ivs.setPendingState(); 785 synchronized (mPackages) { 786 mIntentFilterVerificationStates.append(verificationId, ivs); 787 mCurrentIntentFilterVerifications.add(verificationId); 788 } 789 return ivs; 790 } 791 } 792 793 private static boolean hasValidDomains(ActivityIntentInfo filter) { 794 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 795 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 796 if (!hasHTTPorHTTPS) { 797 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 798 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 799 return false; 800 } 801 return true; 802 } 803 804 private IntentFilterVerifier mIntentFilterVerifier; 805 806 // Set of pending broadcasts for aggregating enable/disable of components. 807 static class PendingPackageBroadcasts { 808 // for each user id, a map of <package name -> components within that package> 809 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 810 811 public PendingPackageBroadcasts() { 812 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 813 } 814 815 public ArrayList<String> get(int userId, String packageName) { 816 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 817 return packages.get(packageName); 818 } 819 820 public void put(int userId, String packageName, ArrayList<String> components) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 packages.put(packageName, components); 823 } 824 825 public void remove(int userId, String packageName) { 826 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 827 if (packages != null) { 828 packages.remove(packageName); 829 } 830 } 831 832 public void remove(int userId) { 833 mUidMap.remove(userId); 834 } 835 836 public int userIdCount() { 837 return mUidMap.size(); 838 } 839 840 public int userIdAt(int n) { 841 return mUidMap.keyAt(n); 842 } 843 844 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 845 return mUidMap.get(userId); 846 } 847 848 public int size() { 849 // total number of pending broadcast entries across all userIds 850 int num = 0; 851 for (int i = 0; i< mUidMap.size(); i++) { 852 num += mUidMap.valueAt(i).size(); 853 } 854 return num; 855 } 856 857 public void clear() { 858 mUidMap.clear(); 859 } 860 861 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 862 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 863 if (map == null) { 864 map = new ArrayMap<String, ArrayList<String>>(); 865 mUidMap.put(userId, map); 866 } 867 return map; 868 } 869 } 870 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 871 872 // Service Connection to remote media container service to copy 873 // package uri's from external media onto secure containers 874 // or internal storage. 875 private IMediaContainerService mContainerService = null; 876 877 static final int SEND_PENDING_BROADCAST = 1; 878 static final int MCS_BOUND = 3; 879 static final int END_COPY = 4; 880 static final int INIT_COPY = 5; 881 static final int MCS_UNBIND = 6; 882 static final int START_CLEANING_PACKAGE = 7; 883 static final int FIND_INSTALL_LOC = 8; 884 static final int POST_INSTALL = 9; 885 static final int MCS_RECONNECT = 10; 886 static final int MCS_GIVE_UP = 11; 887 static final int UPDATED_MEDIA_STATUS = 12; 888 static final int WRITE_SETTINGS = 13; 889 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 890 static final int PACKAGE_VERIFIED = 15; 891 static final int CHECK_PENDING_VERIFICATION = 16; 892 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 893 static final int INTENT_FILTER_VERIFIED = 18; 894 895 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 896 897 // Delay time in millisecs 898 static final int BROADCAST_DELAY = 10 * 1000; 899 900 static UserManagerService sUserManager; 901 902 // Stores a list of users whose package restrictions file needs to be updated 903 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 904 905 final private DefaultContainerConnection mDefContainerConn = 906 new DefaultContainerConnection(); 907 class DefaultContainerConnection implements ServiceConnection { 908 public void onServiceConnected(ComponentName name, IBinder service) { 909 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 910 IMediaContainerService imcs = 911 IMediaContainerService.Stub.asInterface(service); 912 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 913 } 914 915 public void onServiceDisconnected(ComponentName name) { 916 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 917 } 918 } 919 920 // Recordkeeping of restore-after-install operations that are currently in flight 921 // between the Package Manager and the Backup Manager 922 class PostInstallData { 923 public InstallArgs args; 924 public PackageInstalledInfo res; 925 926 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 927 args = _a; 928 res = _r; 929 } 930 } 931 932 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 933 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 934 935 // XML tags for backup/restore of various bits of state 936 private static final String TAG_PREFERRED_BACKUP = "pa"; 937 private static final String TAG_DEFAULT_APPS = "da"; 938 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 939 940 final String mRequiredVerifierPackage; 941 final String mRequiredInstallerPackage; 942 943 private final PackageUsage mPackageUsage = new PackageUsage(); 944 945 private class PackageUsage { 946 private static final int WRITE_INTERVAL 947 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 948 949 private final Object mFileLock = new Object(); 950 private final AtomicLong mLastWritten = new AtomicLong(0); 951 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 952 953 private boolean mIsHistoricalPackageUsageAvailable = true; 954 955 boolean isHistoricalPackageUsageAvailable() { 956 return mIsHistoricalPackageUsageAvailable; 957 } 958 959 void write(boolean force) { 960 if (force) { 961 writeInternal(); 962 return; 963 } 964 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 965 && !DEBUG_DEXOPT) { 966 return; 967 } 968 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 969 new Thread("PackageUsage_DiskWriter") { 970 @Override 971 public void run() { 972 try { 973 writeInternal(); 974 } finally { 975 mBackgroundWriteRunning.set(false); 976 } 977 } 978 }.start(); 979 } 980 } 981 982 private void writeInternal() { 983 synchronized (mPackages) { 984 synchronized (mFileLock) { 985 AtomicFile file = getFile(); 986 FileOutputStream f = null; 987 try { 988 f = file.startWrite(); 989 BufferedOutputStream out = new BufferedOutputStream(f); 990 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 991 StringBuilder sb = new StringBuilder(); 992 for (PackageParser.Package pkg : mPackages.values()) { 993 if (pkg.mLastPackageUsageTimeInMills == 0) { 994 continue; 995 } 996 sb.setLength(0); 997 sb.append(pkg.packageName); 998 sb.append(' '); 999 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1000 sb.append('\n'); 1001 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1002 } 1003 out.flush(); 1004 file.finishWrite(f); 1005 } catch (IOException e) { 1006 if (f != null) { 1007 file.failWrite(f); 1008 } 1009 Log.e(TAG, "Failed to write package usage times", e); 1010 } 1011 } 1012 } 1013 mLastWritten.set(SystemClock.elapsedRealtime()); 1014 } 1015 1016 void readLP() { 1017 synchronized (mFileLock) { 1018 AtomicFile file = getFile(); 1019 BufferedInputStream in = null; 1020 try { 1021 in = new BufferedInputStream(file.openRead()); 1022 StringBuffer sb = new StringBuffer(); 1023 while (true) { 1024 String packageName = readToken(in, sb, ' '); 1025 if (packageName == null) { 1026 break; 1027 } 1028 String timeInMillisString = readToken(in, sb, '\n'); 1029 if (timeInMillisString == null) { 1030 throw new IOException("Failed to find last usage time for package " 1031 + packageName); 1032 } 1033 PackageParser.Package pkg = mPackages.get(packageName); 1034 if (pkg == null) { 1035 continue; 1036 } 1037 long timeInMillis; 1038 try { 1039 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1040 } catch (NumberFormatException e) { 1041 throw new IOException("Failed to parse " + timeInMillisString 1042 + " as a long.", e); 1043 } 1044 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1045 } 1046 } catch (FileNotFoundException expected) { 1047 mIsHistoricalPackageUsageAvailable = false; 1048 } catch (IOException e) { 1049 Log.w(TAG, "Failed to read package usage times", e); 1050 } finally { 1051 IoUtils.closeQuietly(in); 1052 } 1053 } 1054 mLastWritten.set(SystemClock.elapsedRealtime()); 1055 } 1056 1057 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1058 throws IOException { 1059 sb.setLength(0); 1060 while (true) { 1061 int ch = in.read(); 1062 if (ch == -1) { 1063 if (sb.length() == 0) { 1064 return null; 1065 } 1066 throw new IOException("Unexpected EOF"); 1067 } 1068 if (ch == endOfToken) { 1069 return sb.toString(); 1070 } 1071 sb.append((char)ch); 1072 } 1073 } 1074 1075 private AtomicFile getFile() { 1076 File dataDir = Environment.getDataDirectory(); 1077 File systemDir = new File(dataDir, "system"); 1078 File fname = new File(systemDir, "package-usage.list"); 1079 return new AtomicFile(fname); 1080 } 1081 } 1082 1083 class PackageHandler extends Handler { 1084 private boolean mBound = false; 1085 final ArrayList<HandlerParams> mPendingInstalls = 1086 new ArrayList<HandlerParams>(); 1087 1088 private boolean connectToService() { 1089 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1090 " DefaultContainerService"); 1091 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1092 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1093 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1094 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1095 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1096 mBound = true; 1097 return true; 1098 } 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1100 return false; 1101 } 1102 1103 private void disconnectService() { 1104 mContainerService = null; 1105 mBound = false; 1106 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1107 mContext.unbindService(mDefContainerConn); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1109 } 1110 1111 PackageHandler(Looper looper) { 1112 super(looper); 1113 } 1114 1115 public void handleMessage(Message msg) { 1116 try { 1117 doHandleMessage(msg); 1118 } finally { 1119 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1120 } 1121 } 1122 1123 void doHandleMessage(Message msg) { 1124 switch (msg.what) { 1125 case INIT_COPY: { 1126 HandlerParams params = (HandlerParams) msg.obj; 1127 int idx = mPendingInstalls.size(); 1128 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1129 // If a bind was already initiated we dont really 1130 // need to do anything. The pending install 1131 // will be processed later on. 1132 if (!mBound) { 1133 // If this is the only one pending we might 1134 // have to bind to the service again. 1135 if (!connectToService()) { 1136 Slog.e(TAG, "Failed to bind to media container service"); 1137 params.serviceError(); 1138 return; 1139 } else { 1140 // Once we bind to the service, the first 1141 // pending request will be processed. 1142 mPendingInstalls.add(idx, params); 1143 } 1144 } else { 1145 mPendingInstalls.add(idx, params); 1146 // Already bound to the service. Just make 1147 // sure we trigger off processing the first request. 1148 if (idx == 0) { 1149 mHandler.sendEmptyMessage(MCS_BOUND); 1150 } 1151 } 1152 break; 1153 } 1154 case MCS_BOUND: { 1155 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1156 if (msg.obj != null) { 1157 mContainerService = (IMediaContainerService) msg.obj; 1158 } 1159 if (mContainerService == null) { 1160 if (!mBound) { 1161 // Something seriously wrong since we are not bound and we are not 1162 // waiting for connection. Bail out. 1163 Slog.e(TAG, "Cannot bind to media container service"); 1164 for (HandlerParams params : mPendingInstalls) { 1165 // Indicate service bind error 1166 params.serviceError(); 1167 } 1168 mPendingInstalls.clear(); 1169 } else { 1170 Slog.w(TAG, "Waiting to connect to media container service"); 1171 } 1172 } else if (mPendingInstalls.size() > 0) { 1173 HandlerParams params = mPendingInstalls.get(0); 1174 if (params != null) { 1175 if (params.startCopy()) { 1176 // We are done... look for more work or to 1177 // go idle. 1178 if (DEBUG_SD_INSTALL) Log.i(TAG, 1179 "Checking for more work or unbind..."); 1180 // Delete pending install 1181 if (mPendingInstalls.size() > 0) { 1182 mPendingInstalls.remove(0); 1183 } 1184 if (mPendingInstalls.size() == 0) { 1185 if (mBound) { 1186 if (DEBUG_SD_INSTALL) Log.i(TAG, 1187 "Posting delayed MCS_UNBIND"); 1188 removeMessages(MCS_UNBIND); 1189 Message ubmsg = obtainMessage(MCS_UNBIND); 1190 // Unbind after a little delay, to avoid 1191 // continual thrashing. 1192 sendMessageDelayed(ubmsg, 10000); 1193 } 1194 } else { 1195 // There are more pending requests in queue. 1196 // Just post MCS_BOUND message to trigger processing 1197 // of next pending install. 1198 if (DEBUG_SD_INSTALL) Log.i(TAG, 1199 "Posting MCS_BOUND for next work"); 1200 mHandler.sendEmptyMessage(MCS_BOUND); 1201 } 1202 } 1203 } 1204 } else { 1205 // Should never happen ideally. 1206 Slog.w(TAG, "Empty queue"); 1207 } 1208 break; 1209 } 1210 case MCS_RECONNECT: { 1211 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1212 if (mPendingInstalls.size() > 0) { 1213 if (mBound) { 1214 disconnectService(); 1215 } 1216 if (!connectToService()) { 1217 Slog.e(TAG, "Failed to bind to media container service"); 1218 for (HandlerParams params : mPendingInstalls) { 1219 // Indicate service bind error 1220 params.serviceError(); 1221 } 1222 mPendingInstalls.clear(); 1223 } 1224 } 1225 break; 1226 } 1227 case MCS_UNBIND: { 1228 // If there is no actual work left, then time to unbind. 1229 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1230 1231 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1232 if (mBound) { 1233 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1234 1235 disconnectService(); 1236 } 1237 } else if (mPendingInstalls.size() > 0) { 1238 // There are more pending requests in queue. 1239 // Just post MCS_BOUND message to trigger processing 1240 // of next pending install. 1241 mHandler.sendEmptyMessage(MCS_BOUND); 1242 } 1243 1244 break; 1245 } 1246 case MCS_GIVE_UP: { 1247 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1248 mPendingInstalls.remove(0); 1249 break; 1250 } 1251 case SEND_PENDING_BROADCAST: { 1252 String packages[]; 1253 ArrayList<String> components[]; 1254 int size = 0; 1255 int uids[]; 1256 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1257 synchronized (mPackages) { 1258 if (mPendingBroadcasts == null) { 1259 return; 1260 } 1261 size = mPendingBroadcasts.size(); 1262 if (size <= 0) { 1263 // Nothing to be done. Just return 1264 return; 1265 } 1266 packages = new String[size]; 1267 components = new ArrayList[size]; 1268 uids = new int[size]; 1269 int i = 0; // filling out the above arrays 1270 1271 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1272 int packageUserId = mPendingBroadcasts.userIdAt(n); 1273 Iterator<Map.Entry<String, ArrayList<String>>> it 1274 = mPendingBroadcasts.packagesForUserId(packageUserId) 1275 .entrySet().iterator(); 1276 while (it.hasNext() && i < size) { 1277 Map.Entry<String, ArrayList<String>> ent = it.next(); 1278 packages[i] = ent.getKey(); 1279 components[i] = ent.getValue(); 1280 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1281 uids[i] = (ps != null) 1282 ? UserHandle.getUid(packageUserId, ps.appId) 1283 : -1; 1284 i++; 1285 } 1286 } 1287 size = i; 1288 mPendingBroadcasts.clear(); 1289 } 1290 // Send broadcasts 1291 for (int i = 0; i < size; i++) { 1292 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1293 } 1294 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1295 break; 1296 } 1297 case START_CLEANING_PACKAGE: { 1298 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1299 final String packageName = (String)msg.obj; 1300 final int userId = msg.arg1; 1301 final boolean andCode = msg.arg2 != 0; 1302 synchronized (mPackages) { 1303 if (userId == UserHandle.USER_ALL) { 1304 int[] users = sUserManager.getUserIds(); 1305 for (int user : users) { 1306 mSettings.addPackageToCleanLPw( 1307 new PackageCleanItem(user, packageName, andCode)); 1308 } 1309 } else { 1310 mSettings.addPackageToCleanLPw( 1311 new PackageCleanItem(userId, packageName, andCode)); 1312 } 1313 } 1314 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1315 startCleaningPackages(); 1316 } break; 1317 case POST_INSTALL: { 1318 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1319 PostInstallData data = mRunningInstalls.get(msg.arg1); 1320 mRunningInstalls.delete(msg.arg1); 1321 boolean deleteOld = false; 1322 1323 if (data != null) { 1324 InstallArgs args = data.args; 1325 PackageInstalledInfo res = data.res; 1326 1327 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1328 final String packageName = res.pkg.applicationInfo.packageName; 1329 res.removedInfo.sendBroadcast(false, true, false); 1330 Bundle extras = new Bundle(1); 1331 extras.putInt(Intent.EXTRA_UID, res.uid); 1332 1333 // Now that we successfully installed the package, grant runtime 1334 // permissions if requested before broadcasting the install. 1335 if ((args.installFlags 1336 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1337 grantRequestedRuntimePermissions(res.pkg, 1338 args.user.getIdentifier()); 1339 } 1340 1341 // Determine the set of users who are adding this 1342 // package for the first time vs. those who are seeing 1343 // an update. 1344 int[] firstUsers; 1345 int[] updateUsers = new int[0]; 1346 if (res.origUsers == null || res.origUsers.length == 0) { 1347 firstUsers = res.newUsers; 1348 } else { 1349 firstUsers = new int[0]; 1350 for (int i=0; i<res.newUsers.length; i++) { 1351 int user = res.newUsers[i]; 1352 boolean isNew = true; 1353 for (int j=0; j<res.origUsers.length; j++) { 1354 if (res.origUsers[j] == user) { 1355 isNew = false; 1356 break; 1357 } 1358 } 1359 if (isNew) { 1360 int[] newFirst = new int[firstUsers.length+1]; 1361 System.arraycopy(firstUsers, 0, newFirst, 0, 1362 firstUsers.length); 1363 newFirst[firstUsers.length] = user; 1364 firstUsers = newFirst; 1365 } else { 1366 int[] newUpdate = new int[updateUsers.length+1]; 1367 System.arraycopy(updateUsers, 0, newUpdate, 0, 1368 updateUsers.length); 1369 newUpdate[updateUsers.length] = user; 1370 updateUsers = newUpdate; 1371 } 1372 } 1373 } 1374 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1375 packageName, extras, null, null, firstUsers); 1376 final boolean update = res.removedInfo.removedPackage != null; 1377 if (update) { 1378 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1379 } 1380 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1381 packageName, extras, null, null, updateUsers); 1382 if (update) { 1383 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1384 packageName, extras, null, null, updateUsers); 1385 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1386 null, null, packageName, null, updateUsers); 1387 1388 // treat asec-hosted packages like removable media on upgrade 1389 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1390 if (DEBUG_INSTALL) { 1391 Slog.i(TAG, "upgrading pkg " + res.pkg 1392 + " is ASEC-hosted -> AVAILABLE"); 1393 } 1394 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1395 ArrayList<String> pkgList = new ArrayList<String>(1); 1396 pkgList.add(packageName); 1397 sendResourcesChangedBroadcast(true, true, 1398 pkgList,uidArray, null); 1399 } 1400 } 1401 if (res.removedInfo.args != null) { 1402 // Remove the replaced package's older resources safely now 1403 deleteOld = true; 1404 } 1405 1406 // If this app is a browser and it's newly-installed for some 1407 // users, clear any default-browser state in those users 1408 if (firstUsers.length > 0) { 1409 // the app's nature doesn't depend on the user, so we can just 1410 // check its browser nature in any user and generalize. 1411 if (packageIsBrowser(packageName, firstUsers[0])) { 1412 synchronized (mPackages) { 1413 for (int userId : firstUsers) { 1414 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1415 } 1416 } 1417 } 1418 } 1419 // Log current value of "unknown sources" setting 1420 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1421 getUnknownSourcesSettings()); 1422 } 1423 // Force a gc to clear up things 1424 Runtime.getRuntime().gc(); 1425 // We delete after a gc for applications on sdcard. 1426 if (deleteOld) { 1427 synchronized (mInstallLock) { 1428 res.removedInfo.args.doPostDeleteLI(true); 1429 } 1430 } 1431 if (args.observer != null) { 1432 try { 1433 Bundle extras = extrasForInstallResult(res); 1434 args.observer.onPackageInstalled(res.name, res.returnCode, 1435 res.returnMsg, extras); 1436 } catch (RemoteException e) { 1437 Slog.i(TAG, "Observer no longer exists."); 1438 } 1439 } 1440 } else { 1441 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1442 } 1443 } break; 1444 case UPDATED_MEDIA_STATUS: { 1445 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1446 boolean reportStatus = msg.arg1 == 1; 1447 boolean doGc = msg.arg2 == 1; 1448 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1449 if (doGc) { 1450 // Force a gc to clear up stale containers. 1451 Runtime.getRuntime().gc(); 1452 } 1453 if (msg.obj != null) { 1454 @SuppressWarnings("unchecked") 1455 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1456 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1457 // Unload containers 1458 unloadAllContainers(args); 1459 } 1460 if (reportStatus) { 1461 try { 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1463 PackageHelper.getMountService().finishMediaUpdate(); 1464 } catch (RemoteException e) { 1465 Log.e(TAG, "MountService not running?"); 1466 } 1467 } 1468 } break; 1469 case WRITE_SETTINGS: { 1470 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1471 synchronized (mPackages) { 1472 removeMessages(WRITE_SETTINGS); 1473 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1474 mSettings.writeLPr(); 1475 mDirtyUsers.clear(); 1476 } 1477 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1478 } break; 1479 case WRITE_PACKAGE_RESTRICTIONS: { 1480 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1481 synchronized (mPackages) { 1482 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1483 for (int userId : mDirtyUsers) { 1484 mSettings.writePackageRestrictionsLPr(userId); 1485 } 1486 mDirtyUsers.clear(); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 } break; 1490 case CHECK_PENDING_VERIFICATION: { 1491 final int verificationId = msg.arg1; 1492 final PackageVerificationState state = mPendingVerification.get(verificationId); 1493 1494 if ((state != null) && !state.timeoutExtended()) { 1495 final InstallArgs args = state.getInstallArgs(); 1496 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1497 1498 Slog.i(TAG, "Verification timed out for " + originUri); 1499 mPendingVerification.remove(verificationId); 1500 1501 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1502 1503 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1504 Slog.i(TAG, "Continuing with installation of " + originUri); 1505 state.setVerifierResponse(Binder.getCallingUid(), 1506 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1507 broadcastPackageVerified(verificationId, originUri, 1508 PackageManager.VERIFICATION_ALLOW, 1509 state.getInstallArgs().getUser()); 1510 try { 1511 ret = args.copyApk(mContainerService, true); 1512 } catch (RemoteException e) { 1513 Slog.e(TAG, "Could not contact the ContainerService"); 1514 } 1515 } else { 1516 broadcastPackageVerified(verificationId, originUri, 1517 PackageManager.VERIFICATION_REJECT, 1518 state.getInstallArgs().getUser()); 1519 } 1520 1521 processPendingInstall(args, ret); 1522 mHandler.sendEmptyMessage(MCS_UNBIND); 1523 } 1524 break; 1525 } 1526 case PACKAGE_VERIFIED: { 1527 final int verificationId = msg.arg1; 1528 1529 final PackageVerificationState state = mPendingVerification.get(verificationId); 1530 if (state == null) { 1531 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1532 break; 1533 } 1534 1535 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1536 1537 state.setVerifierResponse(response.callerUid, response.code); 1538 1539 if (state.isVerificationComplete()) { 1540 mPendingVerification.remove(verificationId); 1541 1542 final InstallArgs args = state.getInstallArgs(); 1543 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1544 1545 int ret; 1546 if (state.isInstallAllowed()) { 1547 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1548 broadcastPackageVerified(verificationId, originUri, 1549 response.code, state.getInstallArgs().getUser()); 1550 try { 1551 ret = args.copyApk(mContainerService, true); 1552 } catch (RemoteException e) { 1553 Slog.e(TAG, "Could not contact the ContainerService"); 1554 } 1555 } else { 1556 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1557 } 1558 1559 processPendingInstall(args, ret); 1560 1561 mHandler.sendEmptyMessage(MCS_UNBIND); 1562 } 1563 1564 break; 1565 } 1566 case START_INTENT_FILTER_VERIFICATIONS: { 1567 IFVerificationParams params = (IFVerificationParams) msg.obj; 1568 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1569 params.replacing, params.pkg); 1570 break; 1571 } 1572 case INTENT_FILTER_VERIFIED: { 1573 final int verificationId = msg.arg1; 1574 1575 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1576 verificationId); 1577 if (state == null) { 1578 Slog.w(TAG, "Invalid IntentFilter verification token " 1579 + verificationId + " received"); 1580 break; 1581 } 1582 1583 final int userId = state.getUserId(); 1584 1585 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1586 "Processing IntentFilter verification with token:" 1587 + verificationId + " and userId:" + userId); 1588 1589 final IntentFilterVerificationResponse response = 1590 (IntentFilterVerificationResponse) msg.obj; 1591 1592 state.setVerifierResponse(response.callerUid, response.code); 1593 1594 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1595 "IntentFilter verification with token:" + verificationId 1596 + " and userId:" + userId 1597 + " is settings verifier response with response code:" 1598 + response.code); 1599 1600 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1602 + response.getFailedDomainsString()); 1603 } 1604 1605 if (state.isVerificationComplete()) { 1606 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1607 } else { 1608 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1609 "IntentFilter verification with token:" + verificationId 1610 + " was not said to be complete"); 1611 } 1612 1613 break; 1614 } 1615 } 1616 } 1617 } 1618 1619 private StorageEventListener mStorageListener = new StorageEventListener() { 1620 @Override 1621 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1622 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1623 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1624 final String volumeUuid = vol.getFsUuid(); 1625 1626 // Clean up any users or apps that were removed or recreated 1627 // while this volume was missing 1628 reconcileUsers(volumeUuid); 1629 reconcileApps(volumeUuid); 1630 1631 // Clean up any install sessions that expired or were 1632 // cancelled while this volume was missing 1633 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1634 1635 loadPrivatePackages(vol); 1636 1637 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1638 unloadPrivatePackages(vol); 1639 } 1640 } 1641 1642 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1643 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1644 updateExternalMediaStatus(true, false); 1645 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1646 updateExternalMediaStatus(false, false); 1647 } 1648 } 1649 } 1650 1651 @Override 1652 public void onVolumeForgotten(String fsUuid) { 1653 // Remove any apps installed on the forgotten volume 1654 synchronized (mPackages) { 1655 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1656 for (PackageSetting ps : packages) { 1657 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1658 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1659 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1660 } 1661 1662 mSettings.writeLPr(); 1663 } 1664 } 1665 }; 1666 1667 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1668 if (userId >= UserHandle.USER_OWNER) { 1669 grantRequestedRuntimePermissionsForUser(pkg, userId); 1670 } else if (userId == UserHandle.USER_ALL) { 1671 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1672 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1673 } 1674 } 1675 1676 // We could have touched GID membership, so flush out packages.list 1677 synchronized (mPackages) { 1678 mSettings.writePackageListLPr(); 1679 } 1680 } 1681 1682 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1683 SettingBase sb = (SettingBase) pkg.mExtras; 1684 if (sb == null) { 1685 return; 1686 } 1687 1688 PermissionsState permissionsState = sb.getPermissionsState(); 1689 1690 for (String permission : pkg.requestedPermissions) { 1691 BasePermission bp = mSettings.mPermissions.get(permission); 1692 if (bp != null && bp.isRuntime()) { 1693 permissionsState.grantRuntimePermission(bp, userId); 1694 } 1695 } 1696 } 1697 1698 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1699 Bundle extras = null; 1700 switch (res.returnCode) { 1701 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1702 extras = new Bundle(); 1703 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1704 res.origPermission); 1705 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1706 res.origPackage); 1707 break; 1708 } 1709 case PackageManager.INSTALL_SUCCEEDED: { 1710 extras = new Bundle(); 1711 extras.putBoolean(Intent.EXTRA_REPLACING, 1712 res.removedInfo != null && res.removedInfo.removedPackage != null); 1713 break; 1714 } 1715 } 1716 return extras; 1717 } 1718 1719 void scheduleWriteSettingsLocked() { 1720 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1721 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1722 } 1723 } 1724 1725 void scheduleWritePackageRestrictionsLocked(int userId) { 1726 if (!sUserManager.exists(userId)) return; 1727 mDirtyUsers.add(userId); 1728 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1729 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1730 } 1731 } 1732 1733 public static PackageManagerService main(Context context, Installer installer, 1734 boolean factoryTest, boolean onlyCore) { 1735 PackageManagerService m = new PackageManagerService(context, installer, 1736 factoryTest, onlyCore); 1737 ServiceManager.addService("package", m); 1738 return m; 1739 } 1740 1741 static String[] splitString(String str, char sep) { 1742 int count = 1; 1743 int i = 0; 1744 while ((i=str.indexOf(sep, i)) >= 0) { 1745 count++; 1746 i++; 1747 } 1748 1749 String[] res = new String[count]; 1750 i=0; 1751 count = 0; 1752 int lastI=0; 1753 while ((i=str.indexOf(sep, i)) >= 0) { 1754 res[count] = str.substring(lastI, i); 1755 count++; 1756 i++; 1757 lastI = i; 1758 } 1759 res[count] = str.substring(lastI, str.length()); 1760 return res; 1761 } 1762 1763 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1764 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1765 Context.DISPLAY_SERVICE); 1766 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1767 } 1768 1769 public PackageManagerService(Context context, Installer installer, 1770 boolean factoryTest, boolean onlyCore) { 1771 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1772 SystemClock.uptimeMillis()); 1773 1774 if (mSdkVersion <= 0) { 1775 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1776 } 1777 1778 mContext = context; 1779 mFactoryTest = factoryTest; 1780 mOnlyCore = onlyCore; 1781 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1782 mMetrics = new DisplayMetrics(); 1783 mSettings = new Settings(mPackages); 1784 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1785 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1786 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1787 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1788 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1789 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1790 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1791 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1792 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1795 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1796 1797 // TODO: add a property to control this? 1798 long dexOptLRUThresholdInMinutes; 1799 if (mLazyDexOpt) { 1800 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1801 } else { 1802 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1803 } 1804 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1805 1806 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1807 if (separateProcesses != null && separateProcesses.length() > 0) { 1808 if ("*".equals(separateProcesses)) { 1809 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1810 mSeparateProcesses = null; 1811 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1812 } else { 1813 mDefParseFlags = 0; 1814 mSeparateProcesses = separateProcesses.split(","); 1815 Slog.w(TAG, "Running with debug.separate_processes: " 1816 + separateProcesses); 1817 } 1818 } else { 1819 mDefParseFlags = 0; 1820 mSeparateProcesses = null; 1821 } 1822 1823 mInstaller = installer; 1824 mPackageDexOptimizer = new PackageDexOptimizer(this); 1825 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1826 1827 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1828 FgThread.get().getLooper()); 1829 1830 getDefaultDisplayMetrics(context, mMetrics); 1831 1832 SystemConfig systemConfig = SystemConfig.getInstance(); 1833 mGlobalGids = systemConfig.getGlobalGids(); 1834 mSystemPermissions = systemConfig.getSystemPermissions(); 1835 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1836 1837 synchronized (mInstallLock) { 1838 // writer 1839 synchronized (mPackages) { 1840 mHandlerThread = new ServiceThread(TAG, 1841 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1842 mHandlerThread.start(); 1843 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1844 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1845 1846 File dataDir = Environment.getDataDirectory(); 1847 mAppDataDir = new File(dataDir, "data"); 1848 mAppInstallDir = new File(dataDir, "app"); 1849 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1850 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1851 mUserAppDataDir = new File(dataDir, "user"); 1852 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1853 1854 sUserManager = new UserManagerService(context, this, 1855 mInstallLock, mPackages); 1856 1857 // Propagate permission configuration in to package manager. 1858 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1859 = systemConfig.getPermissions(); 1860 for (int i=0; i<permConfig.size(); i++) { 1861 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1862 BasePermission bp = mSettings.mPermissions.get(perm.name); 1863 if (bp == null) { 1864 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1865 mSettings.mPermissions.put(perm.name, bp); 1866 } 1867 if (perm.gids != null) { 1868 bp.setGids(perm.gids, perm.perUser); 1869 } 1870 } 1871 1872 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1873 for (int i=0; i<libConfig.size(); i++) { 1874 mSharedLibraries.put(libConfig.keyAt(i), 1875 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1876 } 1877 1878 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1879 1880 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1881 mSdkVersion, mOnlyCore); 1882 1883 String customResolverActivity = Resources.getSystem().getString( 1884 R.string.config_customResolverActivity); 1885 if (TextUtils.isEmpty(customResolverActivity)) { 1886 customResolverActivity = null; 1887 } else { 1888 mCustomResolverComponentName = ComponentName.unflattenFromString( 1889 customResolverActivity); 1890 } 1891 1892 long startTime = SystemClock.uptimeMillis(); 1893 1894 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1895 startTime); 1896 1897 // Set flag to monitor and not change apk file paths when 1898 // scanning install directories. 1899 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1900 1901 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1902 1903 /** 1904 * Add everything in the in the boot class path to the 1905 * list of process files because dexopt will have been run 1906 * if necessary during zygote startup. 1907 */ 1908 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1909 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1910 1911 if (bootClassPath != null) { 1912 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1913 for (String element : bootClassPathElements) { 1914 alreadyDexOpted.add(element); 1915 } 1916 } else { 1917 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1918 } 1919 1920 if (systemServerClassPath != null) { 1921 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1922 for (String element : systemServerClassPathElements) { 1923 alreadyDexOpted.add(element); 1924 } 1925 } else { 1926 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1927 } 1928 1929 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1930 final String[] dexCodeInstructionSets = 1931 getDexCodeInstructionSets( 1932 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1933 1934 /** 1935 * Ensure all external libraries have had dexopt run on them. 1936 */ 1937 if (mSharedLibraries.size() > 0) { 1938 // NOTE: For now, we're compiling these system "shared libraries" 1939 // (and framework jars) into all available architectures. It's possible 1940 // to compile them only when we come across an app that uses them (there's 1941 // already logic for that in scanPackageLI) but that adds some complexity. 1942 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1943 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1944 final String lib = libEntry.path; 1945 if (lib == null) { 1946 continue; 1947 } 1948 1949 try { 1950 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1951 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1952 alreadyDexOpted.add(lib); 1953 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1954 } 1955 } catch (FileNotFoundException e) { 1956 Slog.w(TAG, "Library not found: " + lib); 1957 } catch (IOException e) { 1958 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1959 + e.getMessage()); 1960 } 1961 } 1962 } 1963 } 1964 1965 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1966 1967 // Gross hack for now: we know this file doesn't contain any 1968 // code, so don't dexopt it to avoid the resulting log spew. 1969 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1970 1971 // Gross hack for now: we know this file is only part of 1972 // the boot class path for art, so don't dexopt it to 1973 // avoid the resulting log spew. 1974 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1975 1976 /** 1977 * There are a number of commands implemented in Java, which 1978 * we currently need to do the dexopt on so that they can be 1979 * run from a non-root shell. 1980 */ 1981 String[] frameworkFiles = frameworkDir.list(); 1982 if (frameworkFiles != null) { 1983 // TODO: We could compile these only for the most preferred ABI. We should 1984 // first double check that the dex files for these commands are not referenced 1985 // by other system apps. 1986 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1987 for (int i=0; i<frameworkFiles.length; i++) { 1988 File libPath = new File(frameworkDir, frameworkFiles[i]); 1989 String path = libPath.getPath(); 1990 // Skip the file if we already did it. 1991 if (alreadyDexOpted.contains(path)) { 1992 continue; 1993 } 1994 // Skip the file if it is not a type we want to dexopt. 1995 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1996 continue; 1997 } 1998 try { 1999 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2000 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2001 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2002 } 2003 } catch (FileNotFoundException e) { 2004 Slog.w(TAG, "Jar not found: " + path); 2005 } catch (IOException e) { 2006 Slog.w(TAG, "Exception reading jar: " + path, e); 2007 } 2008 } 2009 } 2010 } 2011 2012 // Collect vendor overlay packages. 2013 // (Do this before scanning any apps.) 2014 // For security and version matching reason, only consider 2015 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2016 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2017 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2018 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2019 2020 // Find base frameworks (resource packages without code). 2021 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2022 | PackageParser.PARSE_IS_SYSTEM_DIR 2023 | PackageParser.PARSE_IS_PRIVILEGED, 2024 scanFlags | SCAN_NO_DEX, 0); 2025 2026 // Collected privileged system packages. 2027 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2028 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2029 | PackageParser.PARSE_IS_SYSTEM_DIR 2030 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2031 2032 // Collect ordinary system packages. 2033 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2034 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2035 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2036 2037 // Collect all vendor packages. 2038 File vendorAppDir = new File("/vendor/app"); 2039 try { 2040 vendorAppDir = vendorAppDir.getCanonicalFile(); 2041 } catch (IOException e) { 2042 // failed to look up canonical path, continue with original one 2043 } 2044 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2045 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2046 2047 // Collect all OEM packages. 2048 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2049 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2050 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2051 2052 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2053 mInstaller.moveFiles(); 2054 2055 // Prune any system packages that no longer exist. 2056 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2057 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2058 if (!mOnlyCore) { 2059 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2060 while (psit.hasNext()) { 2061 PackageSetting ps = psit.next(); 2062 2063 /* 2064 * If this is not a system app, it can't be a 2065 * disable system app. 2066 */ 2067 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2068 continue; 2069 } 2070 2071 /* 2072 * If the package is scanned, it's not erased. 2073 */ 2074 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2075 if (scannedPkg != null) { 2076 /* 2077 * If the system app is both scanned and in the 2078 * disabled packages list, then it must have been 2079 * added via OTA. Remove it from the currently 2080 * scanned package so the previously user-installed 2081 * application can be scanned. 2082 */ 2083 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2084 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2085 + ps.name + "; removing system app. Last known codePath=" 2086 + ps.codePathString + ", installStatus=" + ps.installStatus 2087 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2088 + scannedPkg.mVersionCode); 2089 removePackageLI(ps, true); 2090 expectingBetter.put(ps.name, ps.codePath); 2091 } 2092 2093 continue; 2094 } 2095 2096 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2097 psit.remove(); 2098 logCriticalInfo(Log.WARN, "System package " + ps.name 2099 + " no longer exists; wiping its data"); 2100 removeDataDirsLI(null, ps.name); 2101 } else { 2102 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2103 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2104 possiblyDeletedUpdatedSystemApps.add(ps.name); 2105 } 2106 } 2107 } 2108 } 2109 2110 //look for any incomplete package installations 2111 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2112 //clean up list 2113 for(int i = 0; i < deletePkgsList.size(); i++) { 2114 //clean up here 2115 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2116 } 2117 //delete tmp files 2118 deleteTempPackageFiles(); 2119 2120 // Remove any shared userIDs that have no associated packages 2121 mSettings.pruneSharedUsersLPw(); 2122 2123 if (!mOnlyCore) { 2124 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2125 SystemClock.uptimeMillis()); 2126 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2127 2128 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2129 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2130 2131 /** 2132 * Remove disable package settings for any updated system 2133 * apps that were removed via an OTA. If they're not a 2134 * previously-updated app, remove them completely. 2135 * Otherwise, just revoke their system-level permissions. 2136 */ 2137 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2138 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2139 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2140 2141 String msg; 2142 if (deletedPkg == null) { 2143 msg = "Updated system package " + deletedAppName 2144 + " no longer exists; wiping its data"; 2145 removeDataDirsLI(null, deletedAppName); 2146 } else { 2147 msg = "Updated system app + " + deletedAppName 2148 + " no longer present; removing system privileges for " 2149 + deletedAppName; 2150 2151 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2152 2153 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2154 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2155 } 2156 logCriticalInfo(Log.WARN, msg); 2157 } 2158 2159 /** 2160 * Make sure all system apps that we expected to appear on 2161 * the userdata partition actually showed up. If they never 2162 * appeared, crawl back and revive the system version. 2163 */ 2164 for (int i = 0; i < expectingBetter.size(); i++) { 2165 final String packageName = expectingBetter.keyAt(i); 2166 if (!mPackages.containsKey(packageName)) { 2167 final File scanFile = expectingBetter.valueAt(i); 2168 2169 logCriticalInfo(Log.WARN, "Expected better " + packageName 2170 + " but never showed up; reverting to system"); 2171 2172 final int reparseFlags; 2173 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2174 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2175 | PackageParser.PARSE_IS_SYSTEM_DIR 2176 | PackageParser.PARSE_IS_PRIVILEGED; 2177 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2178 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2179 | PackageParser.PARSE_IS_SYSTEM_DIR; 2180 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2181 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2182 | PackageParser.PARSE_IS_SYSTEM_DIR; 2183 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2184 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2185 | PackageParser.PARSE_IS_SYSTEM_DIR; 2186 } else { 2187 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2188 continue; 2189 } 2190 2191 mSettings.enableSystemPackageLPw(packageName); 2192 2193 try { 2194 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2195 } catch (PackageManagerException e) { 2196 Slog.e(TAG, "Failed to parse original system package: " 2197 + e.getMessage()); 2198 } 2199 } 2200 } 2201 } 2202 2203 // Now that we know all of the shared libraries, update all clients to have 2204 // the correct library paths. 2205 updateAllSharedLibrariesLPw(); 2206 2207 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2208 // NOTE: We ignore potential failures here during a system scan (like 2209 // the rest of the commands above) because there's precious little we 2210 // can do about it. A settings error is reported, though. 2211 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2212 false /* force dexopt */, false /* defer dexopt */); 2213 } 2214 2215 // Now that we know all the packages we are keeping, 2216 // read and update their last usage times. 2217 mPackageUsage.readLP(); 2218 2219 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2220 SystemClock.uptimeMillis()); 2221 Slog.i(TAG, "Time to scan packages: " 2222 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2223 + " seconds"); 2224 2225 // If the platform SDK has changed since the last time we booted, 2226 // we need to re-grant app permission to catch any new ones that 2227 // appear. This is really a hack, and means that apps can in some 2228 // cases get permissions that the user didn't initially explicitly 2229 // allow... it would be nice to have some better way to handle 2230 // this situation. 2231 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2232 != mSdkVersion; 2233 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2234 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2235 + "; regranting permissions for internal storage"); 2236 mSettings.mInternalSdkPlatform = mSdkVersion; 2237 2238 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2239 | (regrantPermissions 2240 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2241 : 0)); 2242 2243 // If this is the first boot, and it is a normal boot, then 2244 // we need to initialize the default preferred apps. 2245 if (!mRestoredSettings && !onlyCore) { 2246 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2247 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2248 } 2249 2250 // If this is first boot after an OTA, and a normal boot, then 2251 // we need to clear code cache directories. 2252 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2253 if (mIsUpgrade && !onlyCore) { 2254 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2255 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2256 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2257 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2258 } 2259 mSettings.mFingerprint = Build.FINGERPRINT; 2260 } 2261 2262 primeDomainVerificationsLPw(); 2263 checkDefaultBrowser(); 2264 2265 // All the changes are done during package scanning. 2266 mSettings.updateInternalDatabaseVersion(); 2267 2268 // can downgrade to reader 2269 mSettings.writeLPr(); 2270 2271 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2272 SystemClock.uptimeMillis()); 2273 2274 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2275 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2276 2277 mInstallerService = new PackageInstallerService(context, this); 2278 2279 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2280 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2281 mIntentFilterVerifierComponent); 2282 2283 } // synchronized (mPackages) 2284 } // synchronized (mInstallLock) 2285 2286 // Now after opening every single application zip, make sure they 2287 // are all flushed. Not really needed, but keeps things nice and 2288 // tidy. 2289 Runtime.getRuntime().gc(); 2290 2291 // Expose private service for system components to use. 2292 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2293 } 2294 2295 @Override 2296 public boolean isFirstBoot() { 2297 return !mRestoredSettings; 2298 } 2299 2300 @Override 2301 public boolean isOnlyCoreApps() { 2302 return mOnlyCore; 2303 } 2304 2305 @Override 2306 public boolean isUpgrade() { 2307 return mIsUpgrade; 2308 } 2309 2310 private String getRequiredVerifierLPr() { 2311 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2312 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2313 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2314 2315 String requiredVerifier = null; 2316 2317 final int N = receivers.size(); 2318 for (int i = 0; i < N; i++) { 2319 final ResolveInfo info = receivers.get(i); 2320 2321 if (info.activityInfo == null) { 2322 continue; 2323 } 2324 2325 final String packageName = info.activityInfo.packageName; 2326 2327 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2328 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2329 continue; 2330 } 2331 2332 if (requiredVerifier != null) { 2333 throw new RuntimeException("There can be only one required verifier"); 2334 } 2335 2336 requiredVerifier = packageName; 2337 } 2338 2339 return requiredVerifier; 2340 } 2341 2342 private String getRequiredInstallerLPr() { 2343 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2344 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2345 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2346 2347 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2348 PACKAGE_MIME_TYPE, 0, 0); 2349 2350 String requiredInstaller = null; 2351 2352 final int N = installers.size(); 2353 for (int i = 0; i < N; i++) { 2354 final ResolveInfo info = installers.get(i); 2355 final String packageName = info.activityInfo.packageName; 2356 2357 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2358 continue; 2359 } 2360 2361 if (requiredInstaller != null) { 2362 throw new RuntimeException("There must be one required installer"); 2363 } 2364 2365 requiredInstaller = packageName; 2366 } 2367 2368 if (requiredInstaller == null) { 2369 throw new RuntimeException("There must be one required installer"); 2370 } 2371 2372 return requiredInstaller; 2373 } 2374 2375 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2376 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2377 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2378 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2379 2380 ComponentName verifierComponentName = null; 2381 2382 int priority = -1000; 2383 final int N = receivers.size(); 2384 for (int i = 0; i < N; i++) { 2385 final ResolveInfo info = receivers.get(i); 2386 2387 if (info.activityInfo == null) { 2388 continue; 2389 } 2390 2391 final String packageName = info.activityInfo.packageName; 2392 2393 final PackageSetting ps = mSettings.mPackages.get(packageName); 2394 if (ps == null) { 2395 continue; 2396 } 2397 2398 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2399 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2400 continue; 2401 } 2402 2403 // Select the IntentFilterVerifier with the highest priority 2404 if (priority < info.priority) { 2405 priority = info.priority; 2406 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2407 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2408 + verifierComponentName + " with priority: " + info.priority); 2409 } 2410 } 2411 2412 return verifierComponentName; 2413 } 2414 2415 private void primeDomainVerificationsLPw() { 2416 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2417 boolean updated = false; 2418 ArraySet<String> allHostsSet = new ArraySet<>(); 2419 for (PackageParser.Package pkg : mPackages.values()) { 2420 final String packageName = pkg.packageName; 2421 if (!hasDomainURLs(pkg)) { 2422 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2423 "package with no domain URLs: " + packageName); 2424 continue; 2425 } 2426 if (!pkg.isSystemApp()) { 2427 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2428 "No priming domain verifications for a non system package : " + 2429 packageName); 2430 continue; 2431 } 2432 for (PackageParser.Activity a : pkg.activities) { 2433 for (ActivityIntentInfo filter : a.intents) { 2434 if (hasValidDomains(filter)) { 2435 allHostsSet.addAll(filter.getHostsList()); 2436 } 2437 } 2438 } 2439 if (allHostsSet.size() == 0) { 2440 allHostsSet.add("*"); 2441 } 2442 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2443 IntentFilterVerificationInfo ivi = 2444 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2445 if (ivi != null) { 2446 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2447 "Priming domain verifications for package: " + packageName + 2448 " with hosts:" + ivi.getDomainsString()); 2449 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2450 updated = true; 2451 } 2452 else { 2453 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2454 "No priming domain verifications for package: " + packageName); 2455 } 2456 allHostsSet.clear(); 2457 } 2458 if (updated) { 2459 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2460 "Will need to write primed domain verifications"); 2461 } 2462 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2463 } 2464 2465 private void applyFactoryDefaultBrowserLPw(int userId) { 2466 // The default browser app's package name is stored in a string resource, 2467 // with a product-specific overlay used for vendor customization. 2468 String browserPkg = mContext.getResources().getString( 2469 com.android.internal.R.string.default_browser); 2470 if (browserPkg != null) { 2471 // non-empty string => required to be a known package 2472 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2473 if (ps == null) { 2474 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2475 browserPkg = null; 2476 } else { 2477 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2478 } 2479 } 2480 2481 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2482 // default. If there's more than one, just leave everything alone. 2483 if (browserPkg == null) { 2484 calculateDefaultBrowserLPw(userId); 2485 } 2486 } 2487 2488 private void calculateDefaultBrowserLPw(int userId) { 2489 List<String> allBrowsers = resolveAllBrowserApps(userId); 2490 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2491 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2492 } 2493 2494 private List<String> resolveAllBrowserApps(int userId) { 2495 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2496 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2497 PackageManager.MATCH_ALL, userId); 2498 2499 final int count = list.size(); 2500 List<String> result = new ArrayList<String>(count); 2501 for (int i=0; i<count; i++) { 2502 ResolveInfo info = list.get(i); 2503 if (info.activityInfo == null 2504 || !info.handleAllWebDataURI 2505 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2506 || result.contains(info.activityInfo.packageName)) { 2507 continue; 2508 } 2509 result.add(info.activityInfo.packageName); 2510 } 2511 2512 return result; 2513 } 2514 2515 private boolean packageIsBrowser(String packageName, int userId) { 2516 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2517 PackageManager.MATCH_ALL, userId); 2518 final int N = list.size(); 2519 for (int i = 0; i < N; i++) { 2520 ResolveInfo info = list.get(i); 2521 if (packageName.equals(info.activityInfo.packageName)) { 2522 return true; 2523 } 2524 } 2525 return false; 2526 } 2527 2528 private void checkDefaultBrowser() { 2529 final int myUserId = UserHandle.myUserId(); 2530 final String packageName = getDefaultBrowserPackageName(myUserId); 2531 if (packageName != null) { 2532 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2533 if (info == null) { 2534 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2535 synchronized (mPackages) { 2536 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2537 } 2538 } 2539 } 2540 } 2541 2542 @Override 2543 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2544 throws RemoteException { 2545 try { 2546 return super.onTransact(code, data, reply, flags); 2547 } catch (RuntimeException e) { 2548 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2549 Slog.wtf(TAG, "Package Manager Crash", e); 2550 } 2551 throw e; 2552 } 2553 } 2554 2555 void cleanupInstallFailedPackage(PackageSetting ps) { 2556 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2557 2558 removeDataDirsLI(ps.volumeUuid, ps.name); 2559 if (ps.codePath != null) { 2560 if (ps.codePath.isDirectory()) { 2561 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2562 } else { 2563 ps.codePath.delete(); 2564 } 2565 } 2566 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2567 if (ps.resourcePath.isDirectory()) { 2568 FileUtils.deleteContents(ps.resourcePath); 2569 } 2570 ps.resourcePath.delete(); 2571 } 2572 mSettings.removePackageLPw(ps.name); 2573 } 2574 2575 static int[] appendInts(int[] cur, int[] add) { 2576 if (add == null) return cur; 2577 if (cur == null) return add; 2578 final int N = add.length; 2579 for (int i=0; i<N; i++) { 2580 cur = appendInt(cur, add[i]); 2581 } 2582 return cur; 2583 } 2584 2585 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2586 if (!sUserManager.exists(userId)) return null; 2587 final PackageSetting ps = (PackageSetting) p.mExtras; 2588 if (ps == null) { 2589 return null; 2590 } 2591 2592 final PermissionsState permissionsState = ps.getPermissionsState(); 2593 2594 final int[] gids = permissionsState.computeGids(userId); 2595 final Set<String> permissions = permissionsState.getPermissions(userId); 2596 final PackageUserState state = ps.readUserState(userId); 2597 2598 return PackageParser.generatePackageInfo(p, gids, flags, 2599 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2600 } 2601 2602 @Override 2603 public boolean isPackageFrozen(String packageName) { 2604 synchronized (mPackages) { 2605 final PackageSetting ps = mSettings.mPackages.get(packageName); 2606 if (ps != null) { 2607 return ps.frozen; 2608 } 2609 } 2610 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2611 return true; 2612 } 2613 2614 @Override 2615 public boolean isPackageAvailable(String packageName, int userId) { 2616 if (!sUserManager.exists(userId)) return false; 2617 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2618 synchronized (mPackages) { 2619 PackageParser.Package p = mPackages.get(packageName); 2620 if (p != null) { 2621 final PackageSetting ps = (PackageSetting) p.mExtras; 2622 if (ps != null) { 2623 final PackageUserState state = ps.readUserState(userId); 2624 if (state != null) { 2625 return PackageParser.isAvailable(state); 2626 } 2627 } 2628 } 2629 } 2630 return false; 2631 } 2632 2633 @Override 2634 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2635 if (!sUserManager.exists(userId)) return null; 2636 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2637 // reader 2638 synchronized (mPackages) { 2639 PackageParser.Package p = mPackages.get(packageName); 2640 if (DEBUG_PACKAGE_INFO) 2641 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2642 if (p != null) { 2643 return generatePackageInfo(p, flags, userId); 2644 } 2645 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2646 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2647 } 2648 } 2649 return null; 2650 } 2651 2652 @Override 2653 public String[] currentToCanonicalPackageNames(String[] names) { 2654 String[] out = new String[names.length]; 2655 // reader 2656 synchronized (mPackages) { 2657 for (int i=names.length-1; i>=0; i--) { 2658 PackageSetting ps = mSettings.mPackages.get(names[i]); 2659 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2660 } 2661 } 2662 return out; 2663 } 2664 2665 @Override 2666 public String[] canonicalToCurrentPackageNames(String[] names) { 2667 String[] out = new String[names.length]; 2668 // reader 2669 synchronized (mPackages) { 2670 for (int i=names.length-1; i>=0; i--) { 2671 String cur = mSettings.mRenamedPackages.get(names[i]); 2672 out[i] = cur != null ? cur : names[i]; 2673 } 2674 } 2675 return out; 2676 } 2677 2678 @Override 2679 public int getPackageUid(String packageName, int userId) { 2680 if (!sUserManager.exists(userId)) return -1; 2681 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2682 2683 // reader 2684 synchronized (mPackages) { 2685 PackageParser.Package p = mPackages.get(packageName); 2686 if(p != null) { 2687 return UserHandle.getUid(userId, p.applicationInfo.uid); 2688 } 2689 PackageSetting ps = mSettings.mPackages.get(packageName); 2690 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2691 return -1; 2692 } 2693 p = ps.pkg; 2694 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2695 } 2696 } 2697 2698 @Override 2699 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2700 if (!sUserManager.exists(userId)) { 2701 return null; 2702 } 2703 2704 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2705 "getPackageGids"); 2706 2707 // reader 2708 synchronized (mPackages) { 2709 PackageParser.Package p = mPackages.get(packageName); 2710 if (DEBUG_PACKAGE_INFO) { 2711 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2712 } 2713 if (p != null) { 2714 PackageSetting ps = (PackageSetting) p.mExtras; 2715 return ps.getPermissionsState().computeGids(userId); 2716 } 2717 } 2718 2719 return null; 2720 } 2721 2722 @Override 2723 public int getMountExternalMode(int uid) { 2724 if (Process.isIsolated(uid)) { 2725 return Zygote.MOUNT_EXTERNAL_NONE; 2726 } else { 2727 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2728 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2729 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2730 return Zygote.MOUNT_EXTERNAL_WRITE; 2731 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2732 return Zygote.MOUNT_EXTERNAL_READ; 2733 } else { 2734 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2735 } 2736 } 2737 } 2738 2739 static PermissionInfo generatePermissionInfo( 2740 BasePermission bp, int flags) { 2741 if (bp.perm != null) { 2742 return PackageParser.generatePermissionInfo(bp.perm, flags); 2743 } 2744 PermissionInfo pi = new PermissionInfo(); 2745 pi.name = bp.name; 2746 pi.packageName = bp.sourcePackage; 2747 pi.nonLocalizedLabel = bp.name; 2748 pi.protectionLevel = bp.protectionLevel; 2749 return pi; 2750 } 2751 2752 @Override 2753 public PermissionInfo getPermissionInfo(String name, int flags) { 2754 // reader 2755 synchronized (mPackages) { 2756 final BasePermission p = mSettings.mPermissions.get(name); 2757 if (p != null) { 2758 return generatePermissionInfo(p, flags); 2759 } 2760 return null; 2761 } 2762 } 2763 2764 @Override 2765 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2766 // reader 2767 synchronized (mPackages) { 2768 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2769 for (BasePermission p : mSettings.mPermissions.values()) { 2770 if (group == null) { 2771 if (p.perm == null || p.perm.info.group == null) { 2772 out.add(generatePermissionInfo(p, flags)); 2773 } 2774 } else { 2775 if (p.perm != null && group.equals(p.perm.info.group)) { 2776 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2777 } 2778 } 2779 } 2780 2781 if (out.size() > 0) { 2782 return out; 2783 } 2784 return mPermissionGroups.containsKey(group) ? out : null; 2785 } 2786 } 2787 2788 @Override 2789 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2790 // reader 2791 synchronized (mPackages) { 2792 return PackageParser.generatePermissionGroupInfo( 2793 mPermissionGroups.get(name), flags); 2794 } 2795 } 2796 2797 @Override 2798 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2799 // reader 2800 synchronized (mPackages) { 2801 final int N = mPermissionGroups.size(); 2802 ArrayList<PermissionGroupInfo> out 2803 = new ArrayList<PermissionGroupInfo>(N); 2804 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2805 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2806 } 2807 return out; 2808 } 2809 } 2810 2811 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2812 int userId) { 2813 if (!sUserManager.exists(userId)) return null; 2814 PackageSetting ps = mSettings.mPackages.get(packageName); 2815 if (ps != null) { 2816 if (ps.pkg == null) { 2817 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2818 flags, userId); 2819 if (pInfo != null) { 2820 return pInfo.applicationInfo; 2821 } 2822 return null; 2823 } 2824 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2825 ps.readUserState(userId), userId); 2826 } 2827 return null; 2828 } 2829 2830 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2831 int userId) { 2832 if (!sUserManager.exists(userId)) return null; 2833 PackageSetting ps = mSettings.mPackages.get(packageName); 2834 if (ps != null) { 2835 PackageParser.Package pkg = ps.pkg; 2836 if (pkg == null) { 2837 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2838 return null; 2839 } 2840 // Only data remains, so we aren't worried about code paths 2841 pkg = new PackageParser.Package(packageName); 2842 pkg.applicationInfo.packageName = packageName; 2843 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2844 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2845 pkg.applicationInfo.dataDir = Environment 2846 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2847 .getAbsolutePath(); 2848 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2849 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2850 } 2851 return generatePackageInfo(pkg, flags, userId); 2852 } 2853 return null; 2854 } 2855 2856 @Override 2857 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2858 if (!sUserManager.exists(userId)) return null; 2859 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2860 // writer 2861 synchronized (mPackages) { 2862 PackageParser.Package p = mPackages.get(packageName); 2863 if (DEBUG_PACKAGE_INFO) Log.v( 2864 TAG, "getApplicationInfo " + packageName 2865 + ": " + p); 2866 if (p != null) { 2867 PackageSetting ps = mSettings.mPackages.get(packageName); 2868 if (ps == null) return null; 2869 // Note: isEnabledLP() does not apply here - always return info 2870 return PackageParser.generateApplicationInfo( 2871 p, flags, ps.readUserState(userId), userId); 2872 } 2873 if ("android".equals(packageName)||"system".equals(packageName)) { 2874 return mAndroidApplication; 2875 } 2876 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2877 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2878 } 2879 } 2880 return null; 2881 } 2882 2883 @Override 2884 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2885 final IPackageDataObserver observer) { 2886 mContext.enforceCallingOrSelfPermission( 2887 android.Manifest.permission.CLEAR_APP_CACHE, null); 2888 // Queue up an async operation since clearing cache may take a little while. 2889 mHandler.post(new Runnable() { 2890 public void run() { 2891 mHandler.removeCallbacks(this); 2892 int retCode = -1; 2893 synchronized (mInstallLock) { 2894 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2895 if (retCode < 0) { 2896 Slog.w(TAG, "Couldn't clear application caches"); 2897 } 2898 } 2899 if (observer != null) { 2900 try { 2901 observer.onRemoveCompleted(null, (retCode >= 0)); 2902 } catch (RemoteException e) { 2903 Slog.w(TAG, "RemoveException when invoking call back"); 2904 } 2905 } 2906 } 2907 }); 2908 } 2909 2910 @Override 2911 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2912 final IntentSender pi) { 2913 mContext.enforceCallingOrSelfPermission( 2914 android.Manifest.permission.CLEAR_APP_CACHE, null); 2915 // Queue up an async operation since clearing cache may take a little while. 2916 mHandler.post(new Runnable() { 2917 public void run() { 2918 mHandler.removeCallbacks(this); 2919 int retCode = -1; 2920 synchronized (mInstallLock) { 2921 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2922 if (retCode < 0) { 2923 Slog.w(TAG, "Couldn't clear application caches"); 2924 } 2925 } 2926 if(pi != null) { 2927 try { 2928 // Callback via pending intent 2929 int code = (retCode >= 0) ? 1 : 0; 2930 pi.sendIntent(null, code, null, 2931 null, null); 2932 } catch (SendIntentException e1) { 2933 Slog.i(TAG, "Failed to send pending intent"); 2934 } 2935 } 2936 } 2937 }); 2938 } 2939 2940 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2941 synchronized (mInstallLock) { 2942 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2943 throw new IOException("Failed to free enough space"); 2944 } 2945 } 2946 } 2947 2948 @Override 2949 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2950 if (!sUserManager.exists(userId)) return null; 2951 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2952 synchronized (mPackages) { 2953 PackageParser.Activity a = mActivities.mActivities.get(component); 2954 2955 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2956 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2957 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2958 if (ps == null) return null; 2959 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2960 userId); 2961 } 2962 if (mResolveComponentName.equals(component)) { 2963 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2964 new PackageUserState(), userId); 2965 } 2966 } 2967 return null; 2968 } 2969 2970 @Override 2971 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2972 String resolvedType) { 2973 synchronized (mPackages) { 2974 PackageParser.Activity a = mActivities.mActivities.get(component); 2975 if (a == null) { 2976 return false; 2977 } 2978 for (int i=0; i<a.intents.size(); i++) { 2979 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2980 intent.getData(), intent.getCategories(), TAG) >= 0) { 2981 return true; 2982 } 2983 } 2984 return false; 2985 } 2986 } 2987 2988 @Override 2989 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2990 if (!sUserManager.exists(userId)) return null; 2991 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2992 synchronized (mPackages) { 2993 PackageParser.Activity a = mReceivers.mActivities.get(component); 2994 if (DEBUG_PACKAGE_INFO) Log.v( 2995 TAG, "getReceiverInfo " + component + ": " + a); 2996 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2997 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2998 if (ps == null) return null; 2999 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3000 userId); 3001 } 3002 } 3003 return null; 3004 } 3005 3006 @Override 3007 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3008 if (!sUserManager.exists(userId)) return null; 3009 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3010 synchronized (mPackages) { 3011 PackageParser.Service s = mServices.mServices.get(component); 3012 if (DEBUG_PACKAGE_INFO) Log.v( 3013 TAG, "getServiceInfo " + component + ": " + s); 3014 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3015 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3016 if (ps == null) return null; 3017 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3018 userId); 3019 } 3020 } 3021 return null; 3022 } 3023 3024 @Override 3025 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3026 if (!sUserManager.exists(userId)) return null; 3027 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3028 synchronized (mPackages) { 3029 PackageParser.Provider p = mProviders.mProviders.get(component); 3030 if (DEBUG_PACKAGE_INFO) Log.v( 3031 TAG, "getProviderInfo " + component + ": " + p); 3032 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3033 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3034 if (ps == null) return null; 3035 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3036 userId); 3037 } 3038 } 3039 return null; 3040 } 3041 3042 @Override 3043 public String[] getSystemSharedLibraryNames() { 3044 Set<String> libSet; 3045 synchronized (mPackages) { 3046 libSet = mSharedLibraries.keySet(); 3047 int size = libSet.size(); 3048 if (size > 0) { 3049 String[] libs = new String[size]; 3050 libSet.toArray(libs); 3051 return libs; 3052 } 3053 } 3054 return null; 3055 } 3056 3057 /** 3058 * @hide 3059 */ 3060 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3061 synchronized (mPackages) { 3062 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3063 if (lib != null && lib.apk != null) { 3064 return mPackages.get(lib.apk); 3065 } 3066 } 3067 return null; 3068 } 3069 3070 @Override 3071 public FeatureInfo[] getSystemAvailableFeatures() { 3072 Collection<FeatureInfo> featSet; 3073 synchronized (mPackages) { 3074 featSet = mAvailableFeatures.values(); 3075 int size = featSet.size(); 3076 if (size > 0) { 3077 FeatureInfo[] features = new FeatureInfo[size+1]; 3078 featSet.toArray(features); 3079 FeatureInfo fi = new FeatureInfo(); 3080 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3081 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3082 features[size] = fi; 3083 return features; 3084 } 3085 } 3086 return null; 3087 } 3088 3089 @Override 3090 public boolean hasSystemFeature(String name) { 3091 synchronized (mPackages) { 3092 return mAvailableFeatures.containsKey(name); 3093 } 3094 } 3095 3096 private void checkValidCaller(int uid, int userId) { 3097 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3098 return; 3099 3100 throw new SecurityException("Caller uid=" + uid 3101 + " is not privileged to communicate with user=" + userId); 3102 } 3103 3104 @Override 3105 public int checkPermission(String permName, String pkgName, int userId) { 3106 if (!sUserManager.exists(userId)) { 3107 return PackageManager.PERMISSION_DENIED; 3108 } 3109 3110 synchronized (mPackages) { 3111 final PackageParser.Package p = mPackages.get(pkgName); 3112 if (p != null && p.mExtras != null) { 3113 final PackageSetting ps = (PackageSetting) p.mExtras; 3114 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3115 return PackageManager.PERMISSION_GRANTED; 3116 } 3117 } 3118 } 3119 3120 return PackageManager.PERMISSION_DENIED; 3121 } 3122 3123 @Override 3124 public int checkUidPermission(String permName, int uid) { 3125 final int userId = UserHandle.getUserId(uid); 3126 3127 if (!sUserManager.exists(userId)) { 3128 return PackageManager.PERMISSION_DENIED; 3129 } 3130 3131 synchronized (mPackages) { 3132 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3133 if (obj != null) { 3134 final SettingBase ps = (SettingBase) obj; 3135 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3136 return PackageManager.PERMISSION_GRANTED; 3137 } 3138 } else { 3139 ArraySet<String> perms = mSystemPermissions.get(uid); 3140 if (perms != null && perms.contains(permName)) { 3141 return PackageManager.PERMISSION_GRANTED; 3142 } 3143 } 3144 } 3145 3146 return PackageManager.PERMISSION_DENIED; 3147 } 3148 3149 /** 3150 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3151 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3152 * @param checkShell TODO(yamasani): 3153 * @param message the message to log on security exception 3154 */ 3155 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3156 boolean checkShell, String message) { 3157 if (userId < 0) { 3158 throw new IllegalArgumentException("Invalid userId " + userId); 3159 } 3160 if (checkShell) { 3161 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3162 } 3163 if (userId == UserHandle.getUserId(callingUid)) return; 3164 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3165 if (requireFullPermission) { 3166 mContext.enforceCallingOrSelfPermission( 3167 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3168 } else { 3169 try { 3170 mContext.enforceCallingOrSelfPermission( 3171 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3172 } catch (SecurityException se) { 3173 mContext.enforceCallingOrSelfPermission( 3174 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3175 } 3176 } 3177 } 3178 } 3179 3180 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3181 if (callingUid == Process.SHELL_UID) { 3182 if (userHandle >= 0 3183 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3184 throw new SecurityException("Shell does not have permission to access user " 3185 + userHandle); 3186 } else if (userHandle < 0) { 3187 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3188 + Debug.getCallers(3)); 3189 } 3190 } 3191 } 3192 3193 private BasePermission findPermissionTreeLP(String permName) { 3194 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3195 if (permName.startsWith(bp.name) && 3196 permName.length() > bp.name.length() && 3197 permName.charAt(bp.name.length()) == '.') { 3198 return bp; 3199 } 3200 } 3201 return null; 3202 } 3203 3204 private BasePermission checkPermissionTreeLP(String permName) { 3205 if (permName != null) { 3206 BasePermission bp = findPermissionTreeLP(permName); 3207 if (bp != null) { 3208 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3209 return bp; 3210 } 3211 throw new SecurityException("Calling uid " 3212 + Binder.getCallingUid() 3213 + " is not allowed to add to permission tree " 3214 + bp.name + " owned by uid " + bp.uid); 3215 } 3216 } 3217 throw new SecurityException("No permission tree found for " + permName); 3218 } 3219 3220 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3221 if (s1 == null) { 3222 return s2 == null; 3223 } 3224 if (s2 == null) { 3225 return false; 3226 } 3227 if (s1.getClass() != s2.getClass()) { 3228 return false; 3229 } 3230 return s1.equals(s2); 3231 } 3232 3233 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3234 if (pi1.icon != pi2.icon) return false; 3235 if (pi1.logo != pi2.logo) return false; 3236 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3237 if (!compareStrings(pi1.name, pi2.name)) return false; 3238 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3239 // We'll take care of setting this one. 3240 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3241 // These are not currently stored in settings. 3242 //if (!compareStrings(pi1.group, pi2.group)) return false; 3243 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3244 //if (pi1.labelRes != pi2.labelRes) return false; 3245 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3246 return true; 3247 } 3248 3249 int permissionInfoFootprint(PermissionInfo info) { 3250 int size = info.name.length(); 3251 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3252 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3253 return size; 3254 } 3255 3256 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3257 int size = 0; 3258 for (BasePermission perm : mSettings.mPermissions.values()) { 3259 if (perm.uid == tree.uid) { 3260 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3261 } 3262 } 3263 return size; 3264 } 3265 3266 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3267 // We calculate the max size of permissions defined by this uid and throw 3268 // if that plus the size of 'info' would exceed our stated maximum. 3269 if (tree.uid != Process.SYSTEM_UID) { 3270 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3271 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3272 throw new SecurityException("Permission tree size cap exceeded"); 3273 } 3274 } 3275 } 3276 3277 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3278 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3279 throw new SecurityException("Label must be specified in permission"); 3280 } 3281 BasePermission tree = checkPermissionTreeLP(info.name); 3282 BasePermission bp = mSettings.mPermissions.get(info.name); 3283 boolean added = bp == null; 3284 boolean changed = true; 3285 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3286 if (added) { 3287 enforcePermissionCapLocked(info, tree); 3288 bp = new BasePermission(info.name, tree.sourcePackage, 3289 BasePermission.TYPE_DYNAMIC); 3290 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3291 throw new SecurityException( 3292 "Not allowed to modify non-dynamic permission " 3293 + info.name); 3294 } else { 3295 if (bp.protectionLevel == fixedLevel 3296 && bp.perm.owner.equals(tree.perm.owner) 3297 && bp.uid == tree.uid 3298 && comparePermissionInfos(bp.perm.info, info)) { 3299 changed = false; 3300 } 3301 } 3302 bp.protectionLevel = fixedLevel; 3303 info = new PermissionInfo(info); 3304 info.protectionLevel = fixedLevel; 3305 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3306 bp.perm.info.packageName = tree.perm.info.packageName; 3307 bp.uid = tree.uid; 3308 if (added) { 3309 mSettings.mPermissions.put(info.name, bp); 3310 } 3311 if (changed) { 3312 if (!async) { 3313 mSettings.writeLPr(); 3314 } else { 3315 scheduleWriteSettingsLocked(); 3316 } 3317 } 3318 return added; 3319 } 3320 3321 @Override 3322 public boolean addPermission(PermissionInfo info) { 3323 synchronized (mPackages) { 3324 return addPermissionLocked(info, false); 3325 } 3326 } 3327 3328 @Override 3329 public boolean addPermissionAsync(PermissionInfo info) { 3330 synchronized (mPackages) { 3331 return addPermissionLocked(info, true); 3332 } 3333 } 3334 3335 @Override 3336 public void removePermission(String name) { 3337 synchronized (mPackages) { 3338 checkPermissionTreeLP(name); 3339 BasePermission bp = mSettings.mPermissions.get(name); 3340 if (bp != null) { 3341 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3342 throw new SecurityException( 3343 "Not allowed to modify non-dynamic permission " 3344 + name); 3345 } 3346 mSettings.mPermissions.remove(name); 3347 mSettings.writeLPr(); 3348 } 3349 } 3350 } 3351 3352 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3353 BasePermission bp) { 3354 int index = pkg.requestedPermissions.indexOf(bp.name); 3355 if (index == -1) { 3356 throw new SecurityException("Package " + pkg.packageName 3357 + " has not requested permission " + bp.name); 3358 } 3359 if (!bp.isRuntime()) { 3360 throw new SecurityException("Permission " + bp.name 3361 + " is not a changeable permission type"); 3362 } 3363 } 3364 3365 @Override 3366 public void grantRuntimePermission(String packageName, String name, final int userId) { 3367 if (!sUserManager.exists(userId)) { 3368 Log.e(TAG, "No such user:" + userId); 3369 return; 3370 } 3371 3372 mContext.enforceCallingOrSelfPermission( 3373 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3374 "grantRuntimePermission"); 3375 3376 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3377 "grantRuntimePermission"); 3378 3379 final int uid; 3380 final SettingBase sb; 3381 3382 synchronized (mPackages) { 3383 final PackageParser.Package pkg = mPackages.get(packageName); 3384 if (pkg == null) { 3385 throw new IllegalArgumentException("Unknown package: " + packageName); 3386 } 3387 3388 final BasePermission bp = mSettings.mPermissions.get(name); 3389 if (bp == null) { 3390 throw new IllegalArgumentException("Unknown permission: " + name); 3391 } 3392 3393 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3394 3395 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3396 sb = (SettingBase) pkg.mExtras; 3397 if (sb == null) { 3398 throw new IllegalArgumentException("Unknown package: " + packageName); 3399 } 3400 3401 final PermissionsState permissionsState = sb.getPermissionsState(); 3402 3403 final int flags = permissionsState.getPermissionFlags(name, userId); 3404 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3405 throw new SecurityException("Cannot grant system fixed permission: " 3406 + name + " for package: " + packageName); 3407 } 3408 3409 final int result = permissionsState.grantRuntimePermission(bp, userId); 3410 switch (result) { 3411 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3412 return; 3413 } 3414 3415 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3416 mHandler.post(new Runnable() { 3417 @Override 3418 public void run() { 3419 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3420 } 3421 }); 3422 } break; 3423 } 3424 3425 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3426 3427 // Not critical if that is lost - app has to request again. 3428 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3429 } 3430 3431 if (READ_EXTERNAL_STORAGE.equals(name) 3432 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3433 final long token = Binder.clearCallingIdentity(); 3434 try { 3435 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3436 storage.remountUid(uid); 3437 } finally { 3438 Binder.restoreCallingIdentity(token); 3439 } 3440 } 3441 } 3442 3443 @Override 3444 public void revokeRuntimePermission(String packageName, String name, int userId) { 3445 if (!sUserManager.exists(userId)) { 3446 Log.e(TAG, "No such user:" + userId); 3447 return; 3448 } 3449 3450 mContext.enforceCallingOrSelfPermission( 3451 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3452 "revokeRuntimePermission"); 3453 3454 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3455 "revokeRuntimePermission"); 3456 3457 final SettingBase sb; 3458 3459 synchronized (mPackages) { 3460 final PackageParser.Package pkg = mPackages.get(packageName); 3461 if (pkg == null) { 3462 throw new IllegalArgumentException("Unknown package: " + packageName); 3463 } 3464 3465 final BasePermission bp = mSettings.mPermissions.get(name); 3466 if (bp == null) { 3467 throw new IllegalArgumentException("Unknown permission: " + name); 3468 } 3469 3470 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3471 3472 sb = (SettingBase) pkg.mExtras; 3473 if (sb == null) { 3474 throw new IllegalArgumentException("Unknown package: " + packageName); 3475 } 3476 3477 final PermissionsState permissionsState = sb.getPermissionsState(); 3478 3479 final int flags = permissionsState.getPermissionFlags(name, userId); 3480 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3481 throw new SecurityException("Cannot revoke system fixed permission: " 3482 + name + " for package: " + packageName); 3483 } 3484 3485 if (permissionsState.revokeRuntimePermission(bp, userId) == 3486 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3487 return; 3488 } 3489 3490 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3491 3492 // Critical, after this call app should never have the permission. 3493 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3494 } 3495 3496 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3497 } 3498 3499 @Override 3500 public void resetRuntimePermissions() { 3501 mContext.enforceCallingOrSelfPermission( 3502 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3503 "revokeRuntimePermission"); 3504 3505 int callingUid = Binder.getCallingUid(); 3506 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3507 mContext.enforceCallingOrSelfPermission( 3508 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3509 "resetRuntimePermissions"); 3510 } 3511 3512 final int[] userIds; 3513 3514 synchronized (mPackages) { 3515 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3516 final int userCount = UserManagerService.getInstance().getUserIds().length; 3517 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3518 } 3519 3520 for (int userId : userIds) { 3521 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3522 } 3523 } 3524 3525 @Override 3526 public int getPermissionFlags(String name, String packageName, int userId) { 3527 if (!sUserManager.exists(userId)) { 3528 return 0; 3529 } 3530 3531 mContext.enforceCallingOrSelfPermission( 3532 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3533 "getPermissionFlags"); 3534 3535 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3536 "getPermissionFlags"); 3537 3538 synchronized (mPackages) { 3539 final PackageParser.Package pkg = mPackages.get(packageName); 3540 if (pkg == null) { 3541 throw new IllegalArgumentException("Unknown package: " + packageName); 3542 } 3543 3544 final BasePermission bp = mSettings.mPermissions.get(name); 3545 if (bp == null) { 3546 throw new IllegalArgumentException("Unknown permission: " + name); 3547 } 3548 3549 SettingBase sb = (SettingBase) pkg.mExtras; 3550 if (sb == null) { 3551 throw new IllegalArgumentException("Unknown package: " + packageName); 3552 } 3553 3554 PermissionsState permissionsState = sb.getPermissionsState(); 3555 return permissionsState.getPermissionFlags(name, userId); 3556 } 3557 } 3558 3559 @Override 3560 public void updatePermissionFlags(String name, String packageName, int flagMask, 3561 int flagValues, int userId) { 3562 if (!sUserManager.exists(userId)) { 3563 return; 3564 } 3565 3566 mContext.enforceCallingOrSelfPermission( 3567 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3568 "updatePermissionFlags"); 3569 3570 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3571 "updatePermissionFlags"); 3572 3573 // Only the system can change system fixed flags. 3574 if (getCallingUid() != Process.SYSTEM_UID) { 3575 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3576 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3577 } 3578 3579 synchronized (mPackages) { 3580 final PackageParser.Package pkg = mPackages.get(packageName); 3581 if (pkg == null) { 3582 throw new IllegalArgumentException("Unknown package: " + packageName); 3583 } 3584 3585 final BasePermission bp = mSettings.mPermissions.get(name); 3586 if (bp == null) { 3587 throw new IllegalArgumentException("Unknown permission: " + name); 3588 } 3589 3590 SettingBase sb = (SettingBase) pkg.mExtras; 3591 if (sb == null) { 3592 throw new IllegalArgumentException("Unknown package: " + packageName); 3593 } 3594 3595 PermissionsState permissionsState = sb.getPermissionsState(); 3596 3597 // Only the package manager can change flags for system component permissions. 3598 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3599 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3600 return; 3601 } 3602 3603 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3604 3605 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3606 // Install and runtime permissions are stored in different places, 3607 // so figure out what permission changed and persist the change. 3608 if (permissionsState.getInstallPermissionState(name) != null) { 3609 scheduleWriteSettingsLocked(); 3610 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3611 || hadState) { 3612 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3613 } 3614 } 3615 } 3616 } 3617 3618 /** 3619 * Update the permission flags for all packages and runtime permissions of a user in order 3620 * to allow device or profile owner to remove POLICY_FIXED. 3621 */ 3622 @Override 3623 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3624 if (!sUserManager.exists(userId)) { 3625 return; 3626 } 3627 3628 mContext.enforceCallingOrSelfPermission( 3629 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3630 "updatePermissionFlagsForAllApps"); 3631 3632 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3633 "updatePermissionFlagsForAllApps"); 3634 3635 // Only the system can change system fixed flags. 3636 if (getCallingUid() != Process.SYSTEM_UID) { 3637 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3638 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3639 } 3640 3641 synchronized (mPackages) { 3642 boolean changed = false; 3643 final int packageCount = mPackages.size(); 3644 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3645 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3646 SettingBase sb = (SettingBase) pkg.mExtras; 3647 if (sb == null) { 3648 continue; 3649 } 3650 PermissionsState permissionsState = sb.getPermissionsState(); 3651 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3652 userId, flagMask, flagValues); 3653 } 3654 if (changed) { 3655 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3656 } 3657 } 3658 } 3659 3660 @Override 3661 public boolean shouldShowRequestPermissionRationale(String permissionName, 3662 String packageName, int userId) { 3663 if (UserHandle.getCallingUserId() != userId) { 3664 mContext.enforceCallingPermission( 3665 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3666 "canShowRequestPermissionRationale for user " + userId); 3667 } 3668 3669 final int uid = getPackageUid(packageName, userId); 3670 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3671 return false; 3672 } 3673 3674 if (checkPermission(permissionName, packageName, userId) 3675 == PackageManager.PERMISSION_GRANTED) { 3676 return false; 3677 } 3678 3679 final int flags; 3680 3681 final long identity = Binder.clearCallingIdentity(); 3682 try { 3683 flags = getPermissionFlags(permissionName, 3684 packageName, userId); 3685 } finally { 3686 Binder.restoreCallingIdentity(identity); 3687 } 3688 3689 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3690 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3691 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3692 3693 if ((flags & fixedFlags) != 0) { 3694 return false; 3695 } 3696 3697 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3698 } 3699 3700 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3701 BasePermission bp = mSettings.mPermissions.get(permission); 3702 if (bp == null) { 3703 throw new SecurityException("Missing " + permission + " permission"); 3704 } 3705 3706 SettingBase sb = (SettingBase) pkg.mExtras; 3707 PermissionsState permissionsState = sb.getPermissionsState(); 3708 3709 if (permissionsState.grantInstallPermission(bp) != 3710 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3711 scheduleWriteSettingsLocked(); 3712 } 3713 } 3714 3715 @Override 3716 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3717 mContext.enforceCallingOrSelfPermission( 3718 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3719 "addOnPermissionsChangeListener"); 3720 3721 synchronized (mPackages) { 3722 mOnPermissionChangeListeners.addListenerLocked(listener); 3723 } 3724 } 3725 3726 @Override 3727 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3728 synchronized (mPackages) { 3729 mOnPermissionChangeListeners.removeListenerLocked(listener); 3730 } 3731 } 3732 3733 @Override 3734 public boolean isProtectedBroadcast(String actionName) { 3735 synchronized (mPackages) { 3736 return mProtectedBroadcasts.contains(actionName); 3737 } 3738 } 3739 3740 @Override 3741 public int checkSignatures(String pkg1, String pkg2) { 3742 synchronized (mPackages) { 3743 final PackageParser.Package p1 = mPackages.get(pkg1); 3744 final PackageParser.Package p2 = mPackages.get(pkg2); 3745 if (p1 == null || p1.mExtras == null 3746 || p2 == null || p2.mExtras == null) { 3747 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3748 } 3749 return compareSignatures(p1.mSignatures, p2.mSignatures); 3750 } 3751 } 3752 3753 @Override 3754 public int checkUidSignatures(int uid1, int uid2) { 3755 // Map to base uids. 3756 uid1 = UserHandle.getAppId(uid1); 3757 uid2 = UserHandle.getAppId(uid2); 3758 // reader 3759 synchronized (mPackages) { 3760 Signature[] s1; 3761 Signature[] s2; 3762 Object obj = mSettings.getUserIdLPr(uid1); 3763 if (obj != null) { 3764 if (obj instanceof SharedUserSetting) { 3765 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3766 } else if (obj instanceof PackageSetting) { 3767 s1 = ((PackageSetting)obj).signatures.mSignatures; 3768 } else { 3769 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3770 } 3771 } else { 3772 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3773 } 3774 obj = mSettings.getUserIdLPr(uid2); 3775 if (obj != null) { 3776 if (obj instanceof SharedUserSetting) { 3777 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3778 } else if (obj instanceof PackageSetting) { 3779 s2 = ((PackageSetting)obj).signatures.mSignatures; 3780 } else { 3781 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3782 } 3783 } else { 3784 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3785 } 3786 return compareSignatures(s1, s2); 3787 } 3788 } 3789 3790 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3791 final long identity = Binder.clearCallingIdentity(); 3792 try { 3793 if (sb instanceof SharedUserSetting) { 3794 SharedUserSetting sus = (SharedUserSetting) sb; 3795 final int packageCount = sus.packages.size(); 3796 for (int i = 0; i < packageCount; i++) { 3797 PackageSetting susPs = sus.packages.valueAt(i); 3798 if (userId == UserHandle.USER_ALL) { 3799 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3800 } else { 3801 final int uid = UserHandle.getUid(userId, susPs.appId); 3802 killUid(uid, reason); 3803 } 3804 } 3805 } else if (sb instanceof PackageSetting) { 3806 PackageSetting ps = (PackageSetting) sb; 3807 if (userId == UserHandle.USER_ALL) { 3808 killApplication(ps.pkg.packageName, ps.appId, reason); 3809 } else { 3810 final int uid = UserHandle.getUid(userId, ps.appId); 3811 killUid(uid, reason); 3812 } 3813 } 3814 } finally { 3815 Binder.restoreCallingIdentity(identity); 3816 } 3817 } 3818 3819 private static void killUid(int uid, String reason) { 3820 IActivityManager am = ActivityManagerNative.getDefault(); 3821 if (am != null) { 3822 try { 3823 am.killUid(uid, reason); 3824 } catch (RemoteException e) { 3825 /* ignore - same process */ 3826 } 3827 } 3828 } 3829 3830 /** 3831 * Compares two sets of signatures. Returns: 3832 * <br /> 3833 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3834 * <br /> 3835 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3836 * <br /> 3837 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3838 * <br /> 3839 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3840 * <br /> 3841 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3842 */ 3843 static int compareSignatures(Signature[] s1, Signature[] s2) { 3844 if (s1 == null) { 3845 return s2 == null 3846 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3847 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3848 } 3849 3850 if (s2 == null) { 3851 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3852 } 3853 3854 if (s1.length != s2.length) { 3855 return PackageManager.SIGNATURE_NO_MATCH; 3856 } 3857 3858 // Since both signature sets are of size 1, we can compare without HashSets. 3859 if (s1.length == 1) { 3860 return s1[0].equals(s2[0]) ? 3861 PackageManager.SIGNATURE_MATCH : 3862 PackageManager.SIGNATURE_NO_MATCH; 3863 } 3864 3865 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3866 for (Signature sig : s1) { 3867 set1.add(sig); 3868 } 3869 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3870 for (Signature sig : s2) { 3871 set2.add(sig); 3872 } 3873 // Make sure s2 contains all signatures in s1. 3874 if (set1.equals(set2)) { 3875 return PackageManager.SIGNATURE_MATCH; 3876 } 3877 return PackageManager.SIGNATURE_NO_MATCH; 3878 } 3879 3880 /** 3881 * If the database version for this type of package (internal storage or 3882 * external storage) is less than the version where package signatures 3883 * were updated, return true. 3884 */ 3885 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3886 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3887 DatabaseVersion.SIGNATURE_END_ENTITY)) 3888 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3889 DatabaseVersion.SIGNATURE_END_ENTITY)); 3890 } 3891 3892 /** 3893 * Used for backward compatibility to make sure any packages with 3894 * certificate chains get upgraded to the new style. {@code existingSigs} 3895 * will be in the old format (since they were stored on disk from before the 3896 * system upgrade) and {@code scannedSigs} will be in the newer format. 3897 */ 3898 private int compareSignaturesCompat(PackageSignatures existingSigs, 3899 PackageParser.Package scannedPkg) { 3900 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3901 return PackageManager.SIGNATURE_NO_MATCH; 3902 } 3903 3904 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3905 for (Signature sig : existingSigs.mSignatures) { 3906 existingSet.add(sig); 3907 } 3908 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3909 for (Signature sig : scannedPkg.mSignatures) { 3910 try { 3911 Signature[] chainSignatures = sig.getChainSignatures(); 3912 for (Signature chainSig : chainSignatures) { 3913 scannedCompatSet.add(chainSig); 3914 } 3915 } catch (CertificateEncodingException e) { 3916 scannedCompatSet.add(sig); 3917 } 3918 } 3919 /* 3920 * Make sure the expanded scanned set contains all signatures in the 3921 * existing one. 3922 */ 3923 if (scannedCompatSet.equals(existingSet)) { 3924 // Migrate the old signatures to the new scheme. 3925 existingSigs.assignSignatures(scannedPkg.mSignatures); 3926 // The new KeySets will be re-added later in the scanning process. 3927 synchronized (mPackages) { 3928 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3929 } 3930 return PackageManager.SIGNATURE_MATCH; 3931 } 3932 return PackageManager.SIGNATURE_NO_MATCH; 3933 } 3934 3935 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3936 if (isExternal(scannedPkg)) { 3937 return mSettings.isExternalDatabaseVersionOlderThan( 3938 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3939 } else { 3940 return mSettings.isInternalDatabaseVersionOlderThan( 3941 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3942 } 3943 } 3944 3945 private int compareSignaturesRecover(PackageSignatures existingSigs, 3946 PackageParser.Package scannedPkg) { 3947 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3948 return PackageManager.SIGNATURE_NO_MATCH; 3949 } 3950 3951 String msg = null; 3952 try { 3953 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3954 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3955 + scannedPkg.packageName); 3956 return PackageManager.SIGNATURE_MATCH; 3957 } 3958 } catch (CertificateException e) { 3959 msg = e.getMessage(); 3960 } 3961 3962 logCriticalInfo(Log.INFO, 3963 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3964 return PackageManager.SIGNATURE_NO_MATCH; 3965 } 3966 3967 @Override 3968 public String[] getPackagesForUid(int uid) { 3969 uid = UserHandle.getAppId(uid); 3970 // reader 3971 synchronized (mPackages) { 3972 Object obj = mSettings.getUserIdLPr(uid); 3973 if (obj instanceof SharedUserSetting) { 3974 final SharedUserSetting sus = (SharedUserSetting) obj; 3975 final int N = sus.packages.size(); 3976 final String[] res = new String[N]; 3977 final Iterator<PackageSetting> it = sus.packages.iterator(); 3978 int i = 0; 3979 while (it.hasNext()) { 3980 res[i++] = it.next().name; 3981 } 3982 return res; 3983 } else if (obj instanceof PackageSetting) { 3984 final PackageSetting ps = (PackageSetting) obj; 3985 return new String[] { ps.name }; 3986 } 3987 } 3988 return null; 3989 } 3990 3991 @Override 3992 public String getNameForUid(int uid) { 3993 // reader 3994 synchronized (mPackages) { 3995 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3996 if (obj instanceof SharedUserSetting) { 3997 final SharedUserSetting sus = (SharedUserSetting) obj; 3998 return sus.name + ":" + sus.userId; 3999 } else if (obj instanceof PackageSetting) { 4000 final PackageSetting ps = (PackageSetting) obj; 4001 return ps.name; 4002 } 4003 } 4004 return null; 4005 } 4006 4007 @Override 4008 public int getUidForSharedUser(String sharedUserName) { 4009 if(sharedUserName == null) { 4010 return -1; 4011 } 4012 // reader 4013 synchronized (mPackages) { 4014 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4015 if (suid == null) { 4016 return -1; 4017 } 4018 return suid.userId; 4019 } 4020 } 4021 4022 @Override 4023 public int getFlagsForUid(int uid) { 4024 synchronized (mPackages) { 4025 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4026 if (obj instanceof SharedUserSetting) { 4027 final SharedUserSetting sus = (SharedUserSetting) obj; 4028 return sus.pkgFlags; 4029 } else if (obj instanceof PackageSetting) { 4030 final PackageSetting ps = (PackageSetting) obj; 4031 return ps.pkgFlags; 4032 } 4033 } 4034 return 0; 4035 } 4036 4037 @Override 4038 public int getPrivateFlagsForUid(int uid) { 4039 synchronized (mPackages) { 4040 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4041 if (obj instanceof SharedUserSetting) { 4042 final SharedUserSetting sus = (SharedUserSetting) obj; 4043 return sus.pkgPrivateFlags; 4044 } else if (obj instanceof PackageSetting) { 4045 final PackageSetting ps = (PackageSetting) obj; 4046 return ps.pkgPrivateFlags; 4047 } 4048 } 4049 return 0; 4050 } 4051 4052 @Override 4053 public boolean isUidPrivileged(int uid) { 4054 uid = UserHandle.getAppId(uid); 4055 // reader 4056 synchronized (mPackages) { 4057 Object obj = mSettings.getUserIdLPr(uid); 4058 if (obj instanceof SharedUserSetting) { 4059 final SharedUserSetting sus = (SharedUserSetting) obj; 4060 final Iterator<PackageSetting> it = sus.packages.iterator(); 4061 while (it.hasNext()) { 4062 if (it.next().isPrivileged()) { 4063 return true; 4064 } 4065 } 4066 } else if (obj instanceof PackageSetting) { 4067 final PackageSetting ps = (PackageSetting) obj; 4068 return ps.isPrivileged(); 4069 } 4070 } 4071 return false; 4072 } 4073 4074 @Override 4075 public String[] getAppOpPermissionPackages(String permissionName) { 4076 synchronized (mPackages) { 4077 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4078 if (pkgs == null) { 4079 return null; 4080 } 4081 return pkgs.toArray(new String[pkgs.size()]); 4082 } 4083 } 4084 4085 @Override 4086 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4087 int flags, int userId) { 4088 if (!sUserManager.exists(userId)) return null; 4089 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4090 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4091 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4092 } 4093 4094 @Override 4095 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4096 IntentFilter filter, int match, ComponentName activity) { 4097 final int userId = UserHandle.getCallingUserId(); 4098 if (DEBUG_PREFERRED) { 4099 Log.v(TAG, "setLastChosenActivity intent=" + intent 4100 + " resolvedType=" + resolvedType 4101 + " flags=" + flags 4102 + " filter=" + filter 4103 + " match=" + match 4104 + " activity=" + activity); 4105 filter.dump(new PrintStreamPrinter(System.out), " "); 4106 } 4107 intent.setComponent(null); 4108 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4109 // Find any earlier preferred or last chosen entries and nuke them 4110 findPreferredActivity(intent, resolvedType, 4111 flags, query, 0, false, true, false, userId); 4112 // Add the new activity as the last chosen for this filter 4113 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4114 "Setting last chosen"); 4115 } 4116 4117 @Override 4118 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4119 final int userId = UserHandle.getCallingUserId(); 4120 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4121 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4122 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4123 false, false, false, userId); 4124 } 4125 4126 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4127 int flags, List<ResolveInfo> query, int userId) { 4128 if (query != null) { 4129 final int N = query.size(); 4130 if (N == 1) { 4131 return query.get(0); 4132 } else if (N > 1) { 4133 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4134 // If there is more than one activity with the same priority, 4135 // then let the user decide between them. 4136 ResolveInfo r0 = query.get(0); 4137 ResolveInfo r1 = query.get(1); 4138 if (DEBUG_INTENT_MATCHING || debug) { 4139 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4140 + r1.activityInfo.name + "=" + r1.priority); 4141 } 4142 // If the first activity has a higher priority, or a different 4143 // default, then it is always desireable to pick it. 4144 if (r0.priority != r1.priority 4145 || r0.preferredOrder != r1.preferredOrder 4146 || r0.isDefault != r1.isDefault) { 4147 return query.get(0); 4148 } 4149 // If we have saved a preference for a preferred activity for 4150 // this Intent, use that. 4151 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4152 flags, query, r0.priority, true, false, debug, userId); 4153 if (ri != null) { 4154 return ri; 4155 } 4156 if (userId != 0) { 4157 ri = new ResolveInfo(mResolveInfo); 4158 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4159 ri.activityInfo.applicationInfo = new ApplicationInfo( 4160 ri.activityInfo.applicationInfo); 4161 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4162 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4163 return ri; 4164 } 4165 return mResolveInfo; 4166 } 4167 } 4168 return null; 4169 } 4170 4171 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4172 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4173 final int N = query.size(); 4174 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4175 .get(userId); 4176 // Get the list of persistent preferred activities that handle the intent 4177 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4178 List<PersistentPreferredActivity> pprefs = ppir != null 4179 ? ppir.queryIntent(intent, resolvedType, 4180 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4181 : null; 4182 if (pprefs != null && pprefs.size() > 0) { 4183 final int M = pprefs.size(); 4184 for (int i=0; i<M; i++) { 4185 final PersistentPreferredActivity ppa = pprefs.get(i); 4186 if (DEBUG_PREFERRED || debug) { 4187 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4188 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4189 + "\n component=" + ppa.mComponent); 4190 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4191 } 4192 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4193 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4194 if (DEBUG_PREFERRED || debug) { 4195 Slog.v(TAG, "Found persistent preferred activity:"); 4196 if (ai != null) { 4197 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4198 } else { 4199 Slog.v(TAG, " null"); 4200 } 4201 } 4202 if (ai == null) { 4203 // This previously registered persistent preferred activity 4204 // component is no longer known. Ignore it and do NOT remove it. 4205 continue; 4206 } 4207 for (int j=0; j<N; j++) { 4208 final ResolveInfo ri = query.get(j); 4209 if (!ri.activityInfo.applicationInfo.packageName 4210 .equals(ai.applicationInfo.packageName)) { 4211 continue; 4212 } 4213 if (!ri.activityInfo.name.equals(ai.name)) { 4214 continue; 4215 } 4216 // Found a persistent preference that can handle the intent. 4217 if (DEBUG_PREFERRED || debug) { 4218 Slog.v(TAG, "Returning persistent preferred activity: " + 4219 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4220 } 4221 return ri; 4222 } 4223 } 4224 } 4225 return null; 4226 } 4227 4228 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4229 List<ResolveInfo> query, int priority, boolean always, 4230 boolean removeMatches, boolean debug, int userId) { 4231 if (!sUserManager.exists(userId)) return null; 4232 // writer 4233 synchronized (mPackages) { 4234 if (intent.getSelector() != null) { 4235 intent = intent.getSelector(); 4236 } 4237 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4238 4239 // Try to find a matching persistent preferred activity. 4240 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4241 debug, userId); 4242 4243 // If a persistent preferred activity matched, use it. 4244 if (pri != null) { 4245 return pri; 4246 } 4247 4248 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4249 // Get the list of preferred activities that handle the intent 4250 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4251 List<PreferredActivity> prefs = pir != null 4252 ? pir.queryIntent(intent, resolvedType, 4253 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4254 : null; 4255 if (prefs != null && prefs.size() > 0) { 4256 boolean changed = false; 4257 try { 4258 // First figure out how good the original match set is. 4259 // We will only allow preferred activities that came 4260 // from the same match quality. 4261 int match = 0; 4262 4263 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4264 4265 final int N = query.size(); 4266 for (int j=0; j<N; j++) { 4267 final ResolveInfo ri = query.get(j); 4268 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4269 + ": 0x" + Integer.toHexString(match)); 4270 if (ri.match > match) { 4271 match = ri.match; 4272 } 4273 } 4274 4275 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4276 + Integer.toHexString(match)); 4277 4278 match &= IntentFilter.MATCH_CATEGORY_MASK; 4279 final int M = prefs.size(); 4280 for (int i=0; i<M; i++) { 4281 final PreferredActivity pa = prefs.get(i); 4282 if (DEBUG_PREFERRED || debug) { 4283 Slog.v(TAG, "Checking PreferredActivity ds=" 4284 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4285 + "\n component=" + pa.mPref.mComponent); 4286 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4287 } 4288 if (pa.mPref.mMatch != match) { 4289 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4290 + Integer.toHexString(pa.mPref.mMatch)); 4291 continue; 4292 } 4293 // If it's not an "always" type preferred activity and that's what we're 4294 // looking for, skip it. 4295 if (always && !pa.mPref.mAlways) { 4296 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4297 continue; 4298 } 4299 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4300 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4301 if (DEBUG_PREFERRED || debug) { 4302 Slog.v(TAG, "Found preferred activity:"); 4303 if (ai != null) { 4304 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4305 } else { 4306 Slog.v(TAG, " null"); 4307 } 4308 } 4309 if (ai == null) { 4310 // This previously registered preferred activity 4311 // component is no longer known. Most likely an update 4312 // to the app was installed and in the new version this 4313 // component no longer exists. Clean it up by removing 4314 // it from the preferred activities list, and skip it. 4315 Slog.w(TAG, "Removing dangling preferred activity: " 4316 + pa.mPref.mComponent); 4317 pir.removeFilter(pa); 4318 changed = true; 4319 continue; 4320 } 4321 for (int j=0; j<N; j++) { 4322 final ResolveInfo ri = query.get(j); 4323 if (!ri.activityInfo.applicationInfo.packageName 4324 .equals(ai.applicationInfo.packageName)) { 4325 continue; 4326 } 4327 if (!ri.activityInfo.name.equals(ai.name)) { 4328 continue; 4329 } 4330 4331 if (removeMatches) { 4332 pir.removeFilter(pa); 4333 changed = true; 4334 if (DEBUG_PREFERRED) { 4335 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4336 } 4337 break; 4338 } 4339 4340 // Okay we found a previously set preferred or last chosen app. 4341 // If the result set is different from when this 4342 // was created, we need to clear it and re-ask the 4343 // user their preference, if we're looking for an "always" type entry. 4344 if (always && !pa.mPref.sameSet(query)) { 4345 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4346 + intent + " type " + resolvedType); 4347 if (DEBUG_PREFERRED) { 4348 Slog.v(TAG, "Removing preferred activity since set changed " 4349 + pa.mPref.mComponent); 4350 } 4351 pir.removeFilter(pa); 4352 // Re-add the filter as a "last chosen" entry (!always) 4353 PreferredActivity lastChosen = new PreferredActivity( 4354 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4355 pir.addFilter(lastChosen); 4356 changed = true; 4357 return null; 4358 } 4359 4360 // Yay! Either the set matched or we're looking for the last chosen 4361 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4362 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4363 return ri; 4364 } 4365 } 4366 } finally { 4367 if (changed) { 4368 if (DEBUG_PREFERRED) { 4369 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4370 } 4371 scheduleWritePackageRestrictionsLocked(userId); 4372 } 4373 } 4374 } 4375 } 4376 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4377 return null; 4378 } 4379 4380 /* 4381 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4382 */ 4383 @Override 4384 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4385 int targetUserId) { 4386 mContext.enforceCallingOrSelfPermission( 4387 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4388 List<CrossProfileIntentFilter> matches = 4389 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4390 if (matches != null) { 4391 int size = matches.size(); 4392 for (int i = 0; i < size; i++) { 4393 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4394 } 4395 } 4396 if (hasWebURI(intent)) { 4397 // cross-profile app linking works only towards the parent. 4398 final UserInfo parent = getProfileParent(sourceUserId); 4399 synchronized(mPackages) { 4400 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4401 intent, resolvedType, 0, sourceUserId, parent.id); 4402 return xpDomainInfo != null 4403 && xpDomainInfo.bestDomainVerificationStatus != 4404 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4405 } 4406 } 4407 return false; 4408 } 4409 4410 private UserInfo getProfileParent(int userId) { 4411 final long identity = Binder.clearCallingIdentity(); 4412 try { 4413 return sUserManager.getProfileParent(userId); 4414 } finally { 4415 Binder.restoreCallingIdentity(identity); 4416 } 4417 } 4418 4419 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4420 String resolvedType, int userId) { 4421 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4422 if (resolver != null) { 4423 return resolver.queryIntent(intent, resolvedType, false, userId); 4424 } 4425 return null; 4426 } 4427 4428 @Override 4429 public List<ResolveInfo> queryIntentActivities(Intent intent, 4430 String resolvedType, int flags, int userId) { 4431 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4432 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4433 ComponentName comp = intent.getComponent(); 4434 if (comp == null) { 4435 if (intent.getSelector() != null) { 4436 intent = intent.getSelector(); 4437 comp = intent.getComponent(); 4438 } 4439 } 4440 4441 if (comp != null) { 4442 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4443 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4444 if (ai != null) { 4445 final ResolveInfo ri = new ResolveInfo(); 4446 ri.activityInfo = ai; 4447 list.add(ri); 4448 } 4449 return list; 4450 } 4451 4452 // reader 4453 synchronized (mPackages) { 4454 final String pkgName = intent.getPackage(); 4455 if (pkgName == null) { 4456 List<CrossProfileIntentFilter> matchingFilters = 4457 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4458 // Check for results that need to skip the current profile. 4459 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4460 resolvedType, flags, userId); 4461 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4462 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4463 result.add(xpResolveInfo); 4464 return filterIfNotPrimaryUser(result, userId); 4465 } 4466 4467 // Check for results in the current profile. 4468 List<ResolveInfo> result = mActivities.queryIntent( 4469 intent, resolvedType, flags, userId); 4470 4471 // Check for cross profile results. 4472 xpResolveInfo = queryCrossProfileIntents( 4473 matchingFilters, intent, resolvedType, flags, userId); 4474 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4475 result.add(xpResolveInfo); 4476 Collections.sort(result, mResolvePrioritySorter); 4477 } 4478 result = filterIfNotPrimaryUser(result, userId); 4479 if (hasWebURI(intent)) { 4480 CrossProfileDomainInfo xpDomainInfo = null; 4481 final UserInfo parent = getProfileParent(userId); 4482 if (parent != null) { 4483 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4484 flags, userId, parent.id); 4485 } 4486 if (xpDomainInfo != null) { 4487 if (xpResolveInfo != null) { 4488 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4489 // in the result. 4490 result.remove(xpResolveInfo); 4491 } 4492 if (result.size() == 0) { 4493 result.add(xpDomainInfo.resolveInfo); 4494 return result; 4495 } 4496 } else if (result.size() <= 1) { 4497 return result; 4498 } 4499 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4500 xpDomainInfo); 4501 Collections.sort(result, mResolvePrioritySorter); 4502 } 4503 return result; 4504 } 4505 final PackageParser.Package pkg = mPackages.get(pkgName); 4506 if (pkg != null) { 4507 return filterIfNotPrimaryUser( 4508 mActivities.queryIntentForPackage( 4509 intent, resolvedType, flags, pkg.activities, userId), 4510 userId); 4511 } 4512 return new ArrayList<ResolveInfo>(); 4513 } 4514 } 4515 4516 private static class CrossProfileDomainInfo { 4517 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4518 ResolveInfo resolveInfo; 4519 /* Best domain verification status of the activities found in the other profile */ 4520 int bestDomainVerificationStatus; 4521 } 4522 4523 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4524 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4525 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4526 sourceUserId)) { 4527 return null; 4528 } 4529 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4530 resolvedType, flags, parentUserId); 4531 4532 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4533 return null; 4534 } 4535 CrossProfileDomainInfo result = null; 4536 int size = resultTargetUser.size(); 4537 for (int i = 0; i < size; i++) { 4538 ResolveInfo riTargetUser = resultTargetUser.get(i); 4539 // Intent filter verification is only for filters that specify a host. So don't return 4540 // those that handle all web uris. 4541 if (riTargetUser.handleAllWebDataURI) { 4542 continue; 4543 } 4544 String packageName = riTargetUser.activityInfo.packageName; 4545 PackageSetting ps = mSettings.mPackages.get(packageName); 4546 if (ps == null) { 4547 continue; 4548 } 4549 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4550 if (result == null) { 4551 result = new CrossProfileDomainInfo(); 4552 result.resolveInfo = 4553 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4554 result.bestDomainVerificationStatus = status; 4555 } else { 4556 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4557 result.bestDomainVerificationStatus); 4558 } 4559 } 4560 return result; 4561 } 4562 4563 /** 4564 * Verification statuses are ordered from the worse to the best, except for 4565 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4566 */ 4567 private int bestDomainVerificationStatus(int status1, int status2) { 4568 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4569 return status2; 4570 } 4571 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4572 return status1; 4573 } 4574 return (int) MathUtils.max(status1, status2); 4575 } 4576 4577 private boolean isUserEnabled(int userId) { 4578 long callingId = Binder.clearCallingIdentity(); 4579 try { 4580 UserInfo userInfo = sUserManager.getUserInfo(userId); 4581 return userInfo != null && userInfo.isEnabled(); 4582 } finally { 4583 Binder.restoreCallingIdentity(callingId); 4584 } 4585 } 4586 4587 /** 4588 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4589 * 4590 * @return filtered list 4591 */ 4592 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4593 if (userId == UserHandle.USER_OWNER) { 4594 return resolveInfos; 4595 } 4596 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4597 ResolveInfo info = resolveInfos.get(i); 4598 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4599 resolveInfos.remove(i); 4600 } 4601 } 4602 return resolveInfos; 4603 } 4604 4605 private static boolean hasWebURI(Intent intent) { 4606 if (intent.getData() == null) { 4607 return false; 4608 } 4609 final String scheme = intent.getScheme(); 4610 if (TextUtils.isEmpty(scheme)) { 4611 return false; 4612 } 4613 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4614 } 4615 4616 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4617 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4618 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4619 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4620 candidates.size()); 4621 } 4622 4623 final int userId = UserHandle.getCallingUserId(); 4624 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4625 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4626 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4627 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4628 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4629 4630 synchronized (mPackages) { 4631 final int count = candidates.size(); 4632 // First, try to use linked apps. Partition the candidates into four lists: 4633 // one for the final results, one for the "do not use ever", one for "undefined status" 4634 // and finally one for "browser app type". 4635 for (int n=0; n<count; n++) { 4636 ResolveInfo info = candidates.get(n); 4637 String packageName = info.activityInfo.packageName; 4638 PackageSetting ps = mSettings.mPackages.get(packageName); 4639 if (ps != null) { 4640 // Add to the special match all list (Browser use case) 4641 if (info.handleAllWebDataURI) { 4642 matchAllList.add(info); 4643 continue; 4644 } 4645 // Try to get the status from User settings first 4646 int status = getDomainVerificationStatusLPr(ps, userId); 4647 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4648 if (DEBUG_DOMAIN_VERIFICATION) { 4649 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4650 } 4651 alwaysList.add(info); 4652 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4653 if (DEBUG_DOMAIN_VERIFICATION) { 4654 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4655 } 4656 neverList.add(info); 4657 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4658 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4659 if (DEBUG_DOMAIN_VERIFICATION) { 4660 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4661 } 4662 undefinedList.add(info); 4663 } 4664 } 4665 } 4666 // First try to add the "always" resolution for the current user if there is any 4667 if (alwaysList.size() > 0) { 4668 result.addAll(alwaysList); 4669 // if there is an "always" for the parent user, add it. 4670 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4671 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4672 result.add(xpDomainInfo.resolveInfo); 4673 } else { 4674 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4675 result.addAll(undefinedList); 4676 if (xpDomainInfo != null && ( 4677 xpDomainInfo.bestDomainVerificationStatus 4678 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4679 || xpDomainInfo.bestDomainVerificationStatus 4680 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4681 result.add(xpDomainInfo.resolveInfo); 4682 } 4683 // Also add Browsers (all of them or only the default one) 4684 if ((flags & MATCH_ALL) != 0) { 4685 result.addAll(matchAllList); 4686 } else { 4687 // Try to add the Default Browser if we can 4688 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4689 UserHandle.myUserId()); 4690 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4691 boolean defaultBrowserFound = false; 4692 final int browserCount = matchAllList.size(); 4693 for (int n=0; n<browserCount; n++) { 4694 ResolveInfo browser = matchAllList.get(n); 4695 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4696 result.add(browser); 4697 defaultBrowserFound = true; 4698 break; 4699 } 4700 } 4701 if (!defaultBrowserFound) { 4702 result.addAll(matchAllList); 4703 } 4704 } else { 4705 result.addAll(matchAllList); 4706 } 4707 } 4708 4709 // If there is nothing selected, add all candidates and remove the ones that the user 4710 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4711 if (result.size() == 0) { 4712 result.addAll(candidates); 4713 result.removeAll(neverList); 4714 } 4715 } 4716 } 4717 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4718 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4719 result.size()); 4720 for (ResolveInfo info : result) { 4721 Slog.v(TAG, " + " + info.activityInfo); 4722 } 4723 } 4724 return result; 4725 } 4726 4727 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4728 int status = ps.getDomainVerificationStatusForUser(userId); 4729 // if none available, get the master status 4730 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4731 if (ps.getIntentFilterVerificationInfo() != null) { 4732 status = ps.getIntentFilterVerificationInfo().getStatus(); 4733 } 4734 } 4735 return status; 4736 } 4737 4738 private ResolveInfo querySkipCurrentProfileIntents( 4739 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4740 int flags, int sourceUserId) { 4741 if (matchingFilters != null) { 4742 int size = matchingFilters.size(); 4743 for (int i = 0; i < size; i ++) { 4744 CrossProfileIntentFilter filter = matchingFilters.get(i); 4745 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4746 // Checking if there are activities in the target user that can handle the 4747 // intent. 4748 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4749 flags, sourceUserId); 4750 if (resolveInfo != null) { 4751 return resolveInfo; 4752 } 4753 } 4754 } 4755 } 4756 return null; 4757 } 4758 4759 // Return matching ResolveInfo if any for skip current profile intent filters. 4760 private ResolveInfo queryCrossProfileIntents( 4761 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4762 int flags, int sourceUserId) { 4763 if (matchingFilters != null) { 4764 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4765 // match the same intent. For performance reasons, it is better not to 4766 // run queryIntent twice for the same userId 4767 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4768 int size = matchingFilters.size(); 4769 for (int i = 0; i < size; i++) { 4770 CrossProfileIntentFilter filter = matchingFilters.get(i); 4771 int targetUserId = filter.getTargetUserId(); 4772 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4773 && !alreadyTriedUserIds.get(targetUserId)) { 4774 // Checking if there are activities in the target user that can handle the 4775 // intent. 4776 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4777 flags, sourceUserId); 4778 if (resolveInfo != null) return resolveInfo; 4779 alreadyTriedUserIds.put(targetUserId, true); 4780 } 4781 } 4782 } 4783 return null; 4784 } 4785 4786 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4787 String resolvedType, int flags, int sourceUserId) { 4788 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4789 resolvedType, flags, filter.getTargetUserId()); 4790 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4791 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4792 } 4793 return null; 4794 } 4795 4796 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4797 int sourceUserId, int targetUserId) { 4798 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4799 String className; 4800 if (targetUserId == UserHandle.USER_OWNER) { 4801 className = FORWARD_INTENT_TO_USER_OWNER; 4802 } else { 4803 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4804 } 4805 ComponentName forwardingActivityComponentName = new ComponentName( 4806 mAndroidApplication.packageName, className); 4807 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4808 sourceUserId); 4809 if (targetUserId == UserHandle.USER_OWNER) { 4810 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4811 forwardingResolveInfo.noResourceId = true; 4812 } 4813 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4814 forwardingResolveInfo.priority = 0; 4815 forwardingResolveInfo.preferredOrder = 0; 4816 forwardingResolveInfo.match = 0; 4817 forwardingResolveInfo.isDefault = true; 4818 forwardingResolveInfo.filter = filter; 4819 forwardingResolveInfo.targetUserId = targetUserId; 4820 return forwardingResolveInfo; 4821 } 4822 4823 @Override 4824 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4825 Intent[] specifics, String[] specificTypes, Intent intent, 4826 String resolvedType, int flags, int userId) { 4827 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4828 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4829 false, "query intent activity options"); 4830 final String resultsAction = intent.getAction(); 4831 4832 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4833 | PackageManager.GET_RESOLVED_FILTER, userId); 4834 4835 if (DEBUG_INTENT_MATCHING) { 4836 Log.v(TAG, "Query " + intent + ": " + results); 4837 } 4838 4839 int specificsPos = 0; 4840 int N; 4841 4842 // todo: note that the algorithm used here is O(N^2). This 4843 // isn't a problem in our current environment, but if we start running 4844 // into situations where we have more than 5 or 10 matches then this 4845 // should probably be changed to something smarter... 4846 4847 // First we go through and resolve each of the specific items 4848 // that were supplied, taking care of removing any corresponding 4849 // duplicate items in the generic resolve list. 4850 if (specifics != null) { 4851 for (int i=0; i<specifics.length; i++) { 4852 final Intent sintent = specifics[i]; 4853 if (sintent == null) { 4854 continue; 4855 } 4856 4857 if (DEBUG_INTENT_MATCHING) { 4858 Log.v(TAG, "Specific #" + i + ": " + sintent); 4859 } 4860 4861 String action = sintent.getAction(); 4862 if (resultsAction != null && resultsAction.equals(action)) { 4863 // If this action was explicitly requested, then don't 4864 // remove things that have it. 4865 action = null; 4866 } 4867 4868 ResolveInfo ri = null; 4869 ActivityInfo ai = null; 4870 4871 ComponentName comp = sintent.getComponent(); 4872 if (comp == null) { 4873 ri = resolveIntent( 4874 sintent, 4875 specificTypes != null ? specificTypes[i] : null, 4876 flags, userId); 4877 if (ri == null) { 4878 continue; 4879 } 4880 if (ri == mResolveInfo) { 4881 // ACK! Must do something better with this. 4882 } 4883 ai = ri.activityInfo; 4884 comp = new ComponentName(ai.applicationInfo.packageName, 4885 ai.name); 4886 } else { 4887 ai = getActivityInfo(comp, flags, userId); 4888 if (ai == null) { 4889 continue; 4890 } 4891 } 4892 4893 // Look for any generic query activities that are duplicates 4894 // of this specific one, and remove them from the results. 4895 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4896 N = results.size(); 4897 int j; 4898 for (j=specificsPos; j<N; j++) { 4899 ResolveInfo sri = results.get(j); 4900 if ((sri.activityInfo.name.equals(comp.getClassName()) 4901 && sri.activityInfo.applicationInfo.packageName.equals( 4902 comp.getPackageName())) 4903 || (action != null && sri.filter.matchAction(action))) { 4904 results.remove(j); 4905 if (DEBUG_INTENT_MATCHING) Log.v( 4906 TAG, "Removing duplicate item from " + j 4907 + " due to specific " + specificsPos); 4908 if (ri == null) { 4909 ri = sri; 4910 } 4911 j--; 4912 N--; 4913 } 4914 } 4915 4916 // Add this specific item to its proper place. 4917 if (ri == null) { 4918 ri = new ResolveInfo(); 4919 ri.activityInfo = ai; 4920 } 4921 results.add(specificsPos, ri); 4922 ri.specificIndex = i; 4923 specificsPos++; 4924 } 4925 } 4926 4927 // Now we go through the remaining generic results and remove any 4928 // duplicate actions that are found here. 4929 N = results.size(); 4930 for (int i=specificsPos; i<N-1; i++) { 4931 final ResolveInfo rii = results.get(i); 4932 if (rii.filter == null) { 4933 continue; 4934 } 4935 4936 // Iterate over all of the actions of this result's intent 4937 // filter... typically this should be just one. 4938 final Iterator<String> it = rii.filter.actionsIterator(); 4939 if (it == null) { 4940 continue; 4941 } 4942 while (it.hasNext()) { 4943 final String action = it.next(); 4944 if (resultsAction != null && resultsAction.equals(action)) { 4945 // If this action was explicitly requested, then don't 4946 // remove things that have it. 4947 continue; 4948 } 4949 for (int j=i+1; j<N; j++) { 4950 final ResolveInfo rij = results.get(j); 4951 if (rij.filter != null && rij.filter.hasAction(action)) { 4952 results.remove(j); 4953 if (DEBUG_INTENT_MATCHING) Log.v( 4954 TAG, "Removing duplicate item from " + j 4955 + " due to action " + action + " at " + i); 4956 j--; 4957 N--; 4958 } 4959 } 4960 } 4961 4962 // If the caller didn't request filter information, drop it now 4963 // so we don't have to marshall/unmarshall it. 4964 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4965 rii.filter = null; 4966 } 4967 } 4968 4969 // Filter out the caller activity if so requested. 4970 if (caller != null) { 4971 N = results.size(); 4972 for (int i=0; i<N; i++) { 4973 ActivityInfo ainfo = results.get(i).activityInfo; 4974 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4975 && caller.getClassName().equals(ainfo.name)) { 4976 results.remove(i); 4977 break; 4978 } 4979 } 4980 } 4981 4982 // If the caller didn't request filter information, 4983 // drop them now so we don't have to 4984 // marshall/unmarshall it. 4985 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4986 N = results.size(); 4987 for (int i=0; i<N; i++) { 4988 results.get(i).filter = null; 4989 } 4990 } 4991 4992 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4993 return results; 4994 } 4995 4996 @Override 4997 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4998 int userId) { 4999 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5000 ComponentName comp = intent.getComponent(); 5001 if (comp == null) { 5002 if (intent.getSelector() != null) { 5003 intent = intent.getSelector(); 5004 comp = intent.getComponent(); 5005 } 5006 } 5007 if (comp != null) { 5008 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5009 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5010 if (ai != null) { 5011 ResolveInfo ri = new ResolveInfo(); 5012 ri.activityInfo = ai; 5013 list.add(ri); 5014 } 5015 return list; 5016 } 5017 5018 // reader 5019 synchronized (mPackages) { 5020 String pkgName = intent.getPackage(); 5021 if (pkgName == null) { 5022 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5023 } 5024 final PackageParser.Package pkg = mPackages.get(pkgName); 5025 if (pkg != null) { 5026 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5027 userId); 5028 } 5029 return null; 5030 } 5031 } 5032 5033 @Override 5034 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5035 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5036 if (!sUserManager.exists(userId)) return null; 5037 if (query != null) { 5038 if (query.size() >= 1) { 5039 // If there is more than one service with the same priority, 5040 // just arbitrarily pick the first one. 5041 return query.get(0); 5042 } 5043 } 5044 return null; 5045 } 5046 5047 @Override 5048 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5049 int userId) { 5050 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5051 ComponentName comp = intent.getComponent(); 5052 if (comp == null) { 5053 if (intent.getSelector() != null) { 5054 intent = intent.getSelector(); 5055 comp = intent.getComponent(); 5056 } 5057 } 5058 if (comp != null) { 5059 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5060 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5061 if (si != null) { 5062 final ResolveInfo ri = new ResolveInfo(); 5063 ri.serviceInfo = si; 5064 list.add(ri); 5065 } 5066 return list; 5067 } 5068 5069 // reader 5070 synchronized (mPackages) { 5071 String pkgName = intent.getPackage(); 5072 if (pkgName == null) { 5073 return mServices.queryIntent(intent, resolvedType, flags, userId); 5074 } 5075 final PackageParser.Package pkg = mPackages.get(pkgName); 5076 if (pkg != null) { 5077 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5078 userId); 5079 } 5080 return null; 5081 } 5082 } 5083 5084 @Override 5085 public List<ResolveInfo> queryIntentContentProviders( 5086 Intent intent, String resolvedType, int flags, int userId) { 5087 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5088 ComponentName comp = intent.getComponent(); 5089 if (comp == null) { 5090 if (intent.getSelector() != null) { 5091 intent = intent.getSelector(); 5092 comp = intent.getComponent(); 5093 } 5094 } 5095 if (comp != null) { 5096 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5097 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5098 if (pi != null) { 5099 final ResolveInfo ri = new ResolveInfo(); 5100 ri.providerInfo = pi; 5101 list.add(ri); 5102 } 5103 return list; 5104 } 5105 5106 // reader 5107 synchronized (mPackages) { 5108 String pkgName = intent.getPackage(); 5109 if (pkgName == null) { 5110 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5111 } 5112 final PackageParser.Package pkg = mPackages.get(pkgName); 5113 if (pkg != null) { 5114 return mProviders.queryIntentForPackage( 5115 intent, resolvedType, flags, pkg.providers, userId); 5116 } 5117 return null; 5118 } 5119 } 5120 5121 @Override 5122 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5123 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5124 5125 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5126 5127 // writer 5128 synchronized (mPackages) { 5129 ArrayList<PackageInfo> list; 5130 if (listUninstalled) { 5131 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5132 for (PackageSetting ps : mSettings.mPackages.values()) { 5133 PackageInfo pi; 5134 if (ps.pkg != null) { 5135 pi = generatePackageInfo(ps.pkg, flags, userId); 5136 } else { 5137 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5138 } 5139 if (pi != null) { 5140 list.add(pi); 5141 } 5142 } 5143 } else { 5144 list = new ArrayList<PackageInfo>(mPackages.size()); 5145 for (PackageParser.Package p : mPackages.values()) { 5146 PackageInfo pi = generatePackageInfo(p, flags, userId); 5147 if (pi != null) { 5148 list.add(pi); 5149 } 5150 } 5151 } 5152 5153 return new ParceledListSlice<PackageInfo>(list); 5154 } 5155 } 5156 5157 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5158 String[] permissions, boolean[] tmp, int flags, int userId) { 5159 int numMatch = 0; 5160 final PermissionsState permissionsState = ps.getPermissionsState(); 5161 for (int i=0; i<permissions.length; i++) { 5162 final String permission = permissions[i]; 5163 if (permissionsState.hasPermission(permission, userId)) { 5164 tmp[i] = true; 5165 numMatch++; 5166 } else { 5167 tmp[i] = false; 5168 } 5169 } 5170 if (numMatch == 0) { 5171 return; 5172 } 5173 PackageInfo pi; 5174 if (ps.pkg != null) { 5175 pi = generatePackageInfo(ps.pkg, flags, userId); 5176 } else { 5177 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5178 } 5179 // The above might return null in cases of uninstalled apps or install-state 5180 // skew across users/profiles. 5181 if (pi != null) { 5182 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5183 if (numMatch == permissions.length) { 5184 pi.requestedPermissions = permissions; 5185 } else { 5186 pi.requestedPermissions = new String[numMatch]; 5187 numMatch = 0; 5188 for (int i=0; i<permissions.length; i++) { 5189 if (tmp[i]) { 5190 pi.requestedPermissions[numMatch] = permissions[i]; 5191 numMatch++; 5192 } 5193 } 5194 } 5195 } 5196 list.add(pi); 5197 } 5198 } 5199 5200 @Override 5201 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5202 String[] permissions, int flags, int userId) { 5203 if (!sUserManager.exists(userId)) return null; 5204 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5205 5206 // writer 5207 synchronized (mPackages) { 5208 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5209 boolean[] tmpBools = new boolean[permissions.length]; 5210 if (listUninstalled) { 5211 for (PackageSetting ps : mSettings.mPackages.values()) { 5212 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5213 } 5214 } else { 5215 for (PackageParser.Package pkg : mPackages.values()) { 5216 PackageSetting ps = (PackageSetting)pkg.mExtras; 5217 if (ps != null) { 5218 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5219 userId); 5220 } 5221 } 5222 } 5223 5224 return new ParceledListSlice<PackageInfo>(list); 5225 } 5226 } 5227 5228 @Override 5229 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5230 if (!sUserManager.exists(userId)) return null; 5231 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5232 5233 // writer 5234 synchronized (mPackages) { 5235 ArrayList<ApplicationInfo> list; 5236 if (listUninstalled) { 5237 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5238 for (PackageSetting ps : mSettings.mPackages.values()) { 5239 ApplicationInfo ai; 5240 if (ps.pkg != null) { 5241 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5242 ps.readUserState(userId), userId); 5243 } else { 5244 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5245 } 5246 if (ai != null) { 5247 list.add(ai); 5248 } 5249 } 5250 } else { 5251 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5252 for (PackageParser.Package p : mPackages.values()) { 5253 if (p.mExtras != null) { 5254 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5255 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5256 if (ai != null) { 5257 list.add(ai); 5258 } 5259 } 5260 } 5261 } 5262 5263 return new ParceledListSlice<ApplicationInfo>(list); 5264 } 5265 } 5266 5267 public List<ApplicationInfo> getPersistentApplications(int flags) { 5268 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5269 5270 // reader 5271 synchronized (mPackages) { 5272 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5273 final int userId = UserHandle.getCallingUserId(); 5274 while (i.hasNext()) { 5275 final PackageParser.Package p = i.next(); 5276 if (p.applicationInfo != null 5277 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5278 && (!mSafeMode || isSystemApp(p))) { 5279 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5280 if (ps != null) { 5281 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5282 ps.readUserState(userId), userId); 5283 if (ai != null) { 5284 finalList.add(ai); 5285 } 5286 } 5287 } 5288 } 5289 } 5290 5291 return finalList; 5292 } 5293 5294 @Override 5295 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5296 if (!sUserManager.exists(userId)) return null; 5297 // reader 5298 synchronized (mPackages) { 5299 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5300 PackageSetting ps = provider != null 5301 ? mSettings.mPackages.get(provider.owner.packageName) 5302 : null; 5303 return ps != null 5304 && mSettings.isEnabledLPr(provider.info, flags, userId) 5305 && (!mSafeMode || (provider.info.applicationInfo.flags 5306 &ApplicationInfo.FLAG_SYSTEM) != 0) 5307 ? PackageParser.generateProviderInfo(provider, flags, 5308 ps.readUserState(userId), userId) 5309 : null; 5310 } 5311 } 5312 5313 /** 5314 * @deprecated 5315 */ 5316 @Deprecated 5317 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5318 // reader 5319 synchronized (mPackages) { 5320 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5321 .entrySet().iterator(); 5322 final int userId = UserHandle.getCallingUserId(); 5323 while (i.hasNext()) { 5324 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5325 PackageParser.Provider p = entry.getValue(); 5326 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5327 5328 if (ps != null && p.syncable 5329 && (!mSafeMode || (p.info.applicationInfo.flags 5330 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5331 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5332 ps.readUserState(userId), userId); 5333 if (info != null) { 5334 outNames.add(entry.getKey()); 5335 outInfo.add(info); 5336 } 5337 } 5338 } 5339 } 5340 } 5341 5342 @Override 5343 public List<ProviderInfo> queryContentProviders(String processName, 5344 int uid, int flags) { 5345 ArrayList<ProviderInfo> finalList = null; 5346 // reader 5347 synchronized (mPackages) { 5348 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5349 final int userId = processName != null ? 5350 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5351 while (i.hasNext()) { 5352 final PackageParser.Provider p = i.next(); 5353 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5354 if (ps != null && p.info.authority != null 5355 && (processName == null 5356 || (p.info.processName.equals(processName) 5357 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5358 && mSettings.isEnabledLPr(p.info, flags, userId) 5359 && (!mSafeMode 5360 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5361 if (finalList == null) { 5362 finalList = new ArrayList<ProviderInfo>(3); 5363 } 5364 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5365 ps.readUserState(userId), userId); 5366 if (info != null) { 5367 finalList.add(info); 5368 } 5369 } 5370 } 5371 } 5372 5373 if (finalList != null) { 5374 Collections.sort(finalList, mProviderInitOrderSorter); 5375 } 5376 5377 return finalList; 5378 } 5379 5380 @Override 5381 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5382 int flags) { 5383 // reader 5384 synchronized (mPackages) { 5385 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5386 return PackageParser.generateInstrumentationInfo(i, flags); 5387 } 5388 } 5389 5390 @Override 5391 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5392 int flags) { 5393 ArrayList<InstrumentationInfo> finalList = 5394 new ArrayList<InstrumentationInfo>(); 5395 5396 // reader 5397 synchronized (mPackages) { 5398 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5399 while (i.hasNext()) { 5400 final PackageParser.Instrumentation p = i.next(); 5401 if (targetPackage == null 5402 || targetPackage.equals(p.info.targetPackage)) { 5403 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5404 flags); 5405 if (ii != null) { 5406 finalList.add(ii); 5407 } 5408 } 5409 } 5410 } 5411 5412 return finalList; 5413 } 5414 5415 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5416 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5417 if (overlays == null) { 5418 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5419 return; 5420 } 5421 for (PackageParser.Package opkg : overlays.values()) { 5422 // Not much to do if idmap fails: we already logged the error 5423 // and we certainly don't want to abort installation of pkg simply 5424 // because an overlay didn't fit properly. For these reasons, 5425 // ignore the return value of createIdmapForPackagePairLI. 5426 createIdmapForPackagePairLI(pkg, opkg); 5427 } 5428 } 5429 5430 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5431 PackageParser.Package opkg) { 5432 if (!opkg.mTrustedOverlay) { 5433 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5434 opkg.baseCodePath + ": overlay not trusted"); 5435 return false; 5436 } 5437 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5438 if (overlaySet == null) { 5439 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5440 opkg.baseCodePath + " but target package has no known overlays"); 5441 return false; 5442 } 5443 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5444 // TODO: generate idmap for split APKs 5445 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5446 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5447 + opkg.baseCodePath); 5448 return false; 5449 } 5450 PackageParser.Package[] overlayArray = 5451 overlaySet.values().toArray(new PackageParser.Package[0]); 5452 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5453 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5454 return p1.mOverlayPriority - p2.mOverlayPriority; 5455 } 5456 }; 5457 Arrays.sort(overlayArray, cmp); 5458 5459 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5460 int i = 0; 5461 for (PackageParser.Package p : overlayArray) { 5462 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5463 } 5464 return true; 5465 } 5466 5467 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5468 final File[] files = dir.listFiles(); 5469 if (ArrayUtils.isEmpty(files)) { 5470 Log.d(TAG, "No files in app dir " + dir); 5471 return; 5472 } 5473 5474 if (DEBUG_PACKAGE_SCANNING) { 5475 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5476 + " flags=0x" + Integer.toHexString(parseFlags)); 5477 } 5478 5479 for (File file : files) { 5480 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5481 && !PackageInstallerService.isStageName(file.getName()); 5482 if (!isPackage) { 5483 // Ignore entries which are not packages 5484 continue; 5485 } 5486 try { 5487 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5488 scanFlags, currentTime, null); 5489 } catch (PackageManagerException e) { 5490 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5491 5492 // Delete invalid userdata apps 5493 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5494 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5495 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5496 if (file.isDirectory()) { 5497 mInstaller.rmPackageDir(file.getAbsolutePath()); 5498 } else { 5499 file.delete(); 5500 } 5501 } 5502 } 5503 } 5504 } 5505 5506 private static File getSettingsProblemFile() { 5507 File dataDir = Environment.getDataDirectory(); 5508 File systemDir = new File(dataDir, "system"); 5509 File fname = new File(systemDir, "uiderrors.txt"); 5510 return fname; 5511 } 5512 5513 static void reportSettingsProblem(int priority, String msg) { 5514 logCriticalInfo(priority, msg); 5515 } 5516 5517 static void logCriticalInfo(int priority, String msg) { 5518 Slog.println(priority, TAG, msg); 5519 EventLogTags.writePmCriticalInfo(msg); 5520 try { 5521 File fname = getSettingsProblemFile(); 5522 FileOutputStream out = new FileOutputStream(fname, true); 5523 PrintWriter pw = new FastPrintWriter(out); 5524 SimpleDateFormat formatter = new SimpleDateFormat(); 5525 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5526 pw.println(dateString + ": " + msg); 5527 pw.close(); 5528 FileUtils.setPermissions( 5529 fname.toString(), 5530 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5531 -1, -1); 5532 } catch (java.io.IOException e) { 5533 } 5534 } 5535 5536 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5537 PackageParser.Package pkg, File srcFile, int parseFlags) 5538 throws PackageManagerException { 5539 if (ps != null 5540 && ps.codePath.equals(srcFile) 5541 && ps.timeStamp == srcFile.lastModified() 5542 && !isCompatSignatureUpdateNeeded(pkg) 5543 && !isRecoverSignatureUpdateNeeded(pkg)) { 5544 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5545 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5546 ArraySet<PublicKey> signingKs; 5547 synchronized (mPackages) { 5548 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5549 } 5550 if (ps.signatures.mSignatures != null 5551 && ps.signatures.mSignatures.length != 0 5552 && signingKs != null) { 5553 // Optimization: reuse the existing cached certificates 5554 // if the package appears to be unchanged. 5555 pkg.mSignatures = ps.signatures.mSignatures; 5556 pkg.mSigningKeys = signingKs; 5557 return; 5558 } 5559 5560 Slog.w(TAG, "PackageSetting for " + ps.name 5561 + " is missing signatures. Collecting certs again to recover them."); 5562 } else { 5563 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5564 } 5565 5566 try { 5567 pp.collectCertificates(pkg, parseFlags); 5568 pp.collectManifestDigest(pkg); 5569 } catch (PackageParserException e) { 5570 throw PackageManagerException.from(e); 5571 } 5572 } 5573 5574 /* 5575 * Scan a package and return the newly parsed package. 5576 * Returns null in case of errors and the error code is stored in mLastScanError 5577 */ 5578 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5579 long currentTime, UserHandle user) throws PackageManagerException { 5580 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5581 parseFlags |= mDefParseFlags; 5582 PackageParser pp = new PackageParser(); 5583 pp.setSeparateProcesses(mSeparateProcesses); 5584 pp.setOnlyCoreApps(mOnlyCore); 5585 pp.setDisplayMetrics(mMetrics); 5586 5587 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5588 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5589 } 5590 5591 final PackageParser.Package pkg; 5592 try { 5593 pkg = pp.parsePackage(scanFile, parseFlags); 5594 } catch (PackageParserException e) { 5595 throw PackageManagerException.from(e); 5596 } 5597 5598 PackageSetting ps = null; 5599 PackageSetting updatedPkg; 5600 // reader 5601 synchronized (mPackages) { 5602 // Look to see if we already know about this package. 5603 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5604 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5605 // This package has been renamed to its original name. Let's 5606 // use that. 5607 ps = mSettings.peekPackageLPr(oldName); 5608 } 5609 // If there was no original package, see one for the real package name. 5610 if (ps == null) { 5611 ps = mSettings.peekPackageLPr(pkg.packageName); 5612 } 5613 // Check to see if this package could be hiding/updating a system 5614 // package. Must look for it either under the original or real 5615 // package name depending on our state. 5616 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5617 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5618 } 5619 boolean updatedPkgBetter = false; 5620 // First check if this is a system package that may involve an update 5621 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5622 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5623 // it needs to drop FLAG_PRIVILEGED. 5624 if (locationIsPrivileged(scanFile)) { 5625 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5626 } else { 5627 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5628 } 5629 5630 if (ps != null && !ps.codePath.equals(scanFile)) { 5631 // The path has changed from what was last scanned... check the 5632 // version of the new path against what we have stored to determine 5633 // what to do. 5634 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5635 if (pkg.mVersionCode <= ps.versionCode) { 5636 // The system package has been updated and the code path does not match 5637 // Ignore entry. Skip it. 5638 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5639 + " ignored: updated version " + ps.versionCode 5640 + " better than this " + pkg.mVersionCode); 5641 if (!updatedPkg.codePath.equals(scanFile)) { 5642 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5643 + ps.name + " changing from " + updatedPkg.codePathString 5644 + " to " + scanFile); 5645 updatedPkg.codePath = scanFile; 5646 updatedPkg.codePathString = scanFile.toString(); 5647 updatedPkg.resourcePath = scanFile; 5648 updatedPkg.resourcePathString = scanFile.toString(); 5649 } 5650 updatedPkg.pkg = pkg; 5651 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5652 } else { 5653 // The current app on the system partition is better than 5654 // what we have updated to on the data partition; switch 5655 // back to the system partition version. 5656 // At this point, its safely assumed that package installation for 5657 // apps in system partition will go through. If not there won't be a working 5658 // version of the app 5659 // writer 5660 synchronized (mPackages) { 5661 // Just remove the loaded entries from package lists. 5662 mPackages.remove(ps.name); 5663 } 5664 5665 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5666 + " reverting from " + ps.codePathString 5667 + ": new version " + pkg.mVersionCode 5668 + " better than installed " + ps.versionCode); 5669 5670 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5671 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5672 synchronized (mInstallLock) { 5673 args.cleanUpResourcesLI(); 5674 } 5675 synchronized (mPackages) { 5676 mSettings.enableSystemPackageLPw(ps.name); 5677 } 5678 updatedPkgBetter = true; 5679 } 5680 } 5681 } 5682 5683 if (updatedPkg != null) { 5684 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5685 // initially 5686 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5687 5688 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5689 // flag set initially 5690 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5691 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5692 } 5693 } 5694 5695 // Verify certificates against what was last scanned 5696 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5697 5698 /* 5699 * A new system app appeared, but we already had a non-system one of the 5700 * same name installed earlier. 5701 */ 5702 boolean shouldHideSystemApp = false; 5703 if (updatedPkg == null && ps != null 5704 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5705 /* 5706 * Check to make sure the signatures match first. If they don't, 5707 * wipe the installed application and its data. 5708 */ 5709 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5710 != PackageManager.SIGNATURE_MATCH) { 5711 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5712 + " signatures don't match existing userdata copy; removing"); 5713 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5714 ps = null; 5715 } else { 5716 /* 5717 * If the newly-added system app is an older version than the 5718 * already installed version, hide it. It will be scanned later 5719 * and re-added like an update. 5720 */ 5721 if (pkg.mVersionCode <= ps.versionCode) { 5722 shouldHideSystemApp = true; 5723 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5724 + " but new version " + pkg.mVersionCode + " better than installed " 5725 + ps.versionCode + "; hiding system"); 5726 } else { 5727 /* 5728 * The newly found system app is a newer version that the 5729 * one previously installed. Simply remove the 5730 * already-installed application and replace it with our own 5731 * while keeping the application data. 5732 */ 5733 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5734 + " reverting from " + ps.codePathString + ": new version " 5735 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5736 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5737 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5738 synchronized (mInstallLock) { 5739 args.cleanUpResourcesLI(); 5740 } 5741 } 5742 } 5743 } 5744 5745 // The apk is forward locked (not public) if its code and resources 5746 // are kept in different files. (except for app in either system or 5747 // vendor path). 5748 // TODO grab this value from PackageSettings 5749 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5750 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5751 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5752 } 5753 } 5754 5755 // TODO: extend to support forward-locked splits 5756 String resourcePath = null; 5757 String baseResourcePath = null; 5758 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5759 if (ps != null && ps.resourcePathString != null) { 5760 resourcePath = ps.resourcePathString; 5761 baseResourcePath = ps.resourcePathString; 5762 } else { 5763 // Should not happen at all. Just log an error. 5764 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5765 } 5766 } else { 5767 resourcePath = pkg.codePath; 5768 baseResourcePath = pkg.baseCodePath; 5769 } 5770 5771 // Set application objects path explicitly. 5772 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5773 pkg.applicationInfo.setCodePath(pkg.codePath); 5774 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5775 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5776 pkg.applicationInfo.setResourcePath(resourcePath); 5777 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5778 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5779 5780 // Note that we invoke the following method only if we are about to unpack an application 5781 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5782 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5783 5784 /* 5785 * If the system app should be overridden by a previously installed 5786 * data, hide the system app now and let the /data/app scan pick it up 5787 * again. 5788 */ 5789 if (shouldHideSystemApp) { 5790 synchronized (mPackages) { 5791 /* 5792 * We have to grant systems permissions before we hide, because 5793 * grantPermissions will assume the package update is trying to 5794 * expand its permissions. 5795 */ 5796 grantPermissionsLPw(pkg, true, pkg.packageName); 5797 mSettings.disableSystemPackageLPw(pkg.packageName); 5798 } 5799 } 5800 5801 return scannedPkg; 5802 } 5803 5804 private static String fixProcessName(String defProcessName, 5805 String processName, int uid) { 5806 if (processName == null) { 5807 return defProcessName; 5808 } 5809 return processName; 5810 } 5811 5812 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5813 throws PackageManagerException { 5814 if (pkgSetting.signatures.mSignatures != null) { 5815 // Already existing package. Make sure signatures match 5816 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5817 == PackageManager.SIGNATURE_MATCH; 5818 if (!match) { 5819 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5820 == PackageManager.SIGNATURE_MATCH; 5821 } 5822 if (!match) { 5823 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5824 == PackageManager.SIGNATURE_MATCH; 5825 } 5826 if (!match) { 5827 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5828 + pkg.packageName + " signatures do not match the " 5829 + "previously installed version; ignoring!"); 5830 } 5831 } 5832 5833 // Check for shared user signatures 5834 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5835 // Already existing package. Make sure signatures match 5836 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5837 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5838 if (!match) { 5839 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5840 == PackageManager.SIGNATURE_MATCH; 5841 } 5842 if (!match) { 5843 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5844 == PackageManager.SIGNATURE_MATCH; 5845 } 5846 if (!match) { 5847 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5848 "Package " + pkg.packageName 5849 + " has no signatures that match those in shared user " 5850 + pkgSetting.sharedUser.name + "; ignoring!"); 5851 } 5852 } 5853 } 5854 5855 /** 5856 * Enforces that only the system UID or root's UID can call a method exposed 5857 * via Binder. 5858 * 5859 * @param message used as message if SecurityException is thrown 5860 * @throws SecurityException if the caller is not system or root 5861 */ 5862 private static final void enforceSystemOrRoot(String message) { 5863 final int uid = Binder.getCallingUid(); 5864 if (uid != Process.SYSTEM_UID && uid != 0) { 5865 throw new SecurityException(message); 5866 } 5867 } 5868 5869 @Override 5870 public void performBootDexOpt() { 5871 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5872 5873 // Before everything else, see whether we need to fstrim. 5874 try { 5875 IMountService ms = PackageHelper.getMountService(); 5876 if (ms != null) { 5877 final boolean isUpgrade = isUpgrade(); 5878 boolean doTrim = isUpgrade; 5879 if (doTrim) { 5880 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5881 } else { 5882 final long interval = android.provider.Settings.Global.getLong( 5883 mContext.getContentResolver(), 5884 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5885 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5886 if (interval > 0) { 5887 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5888 if (timeSinceLast > interval) { 5889 doTrim = true; 5890 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5891 + "; running immediately"); 5892 } 5893 } 5894 } 5895 if (doTrim) { 5896 if (!isFirstBoot()) { 5897 try { 5898 ActivityManagerNative.getDefault().showBootMessage( 5899 mContext.getResources().getString( 5900 R.string.android_upgrading_fstrim), true); 5901 } catch (RemoteException e) { 5902 } 5903 } 5904 ms.runMaintenance(); 5905 } 5906 } else { 5907 Slog.e(TAG, "Mount service unavailable!"); 5908 } 5909 } catch (RemoteException e) { 5910 // Can't happen; MountService is local 5911 } 5912 5913 final ArraySet<PackageParser.Package> pkgs; 5914 synchronized (mPackages) { 5915 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5916 } 5917 5918 if (pkgs != null) { 5919 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5920 // in case the device runs out of space. 5921 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5922 // Give priority to core apps. 5923 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5924 PackageParser.Package pkg = it.next(); 5925 if (pkg.coreApp) { 5926 if (DEBUG_DEXOPT) { 5927 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5928 } 5929 sortedPkgs.add(pkg); 5930 it.remove(); 5931 } 5932 } 5933 // Give priority to system apps that listen for pre boot complete. 5934 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5935 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5936 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5937 PackageParser.Package pkg = it.next(); 5938 if (pkgNames.contains(pkg.packageName)) { 5939 if (DEBUG_DEXOPT) { 5940 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5941 } 5942 sortedPkgs.add(pkg); 5943 it.remove(); 5944 } 5945 } 5946 // Give priority to system apps. 5947 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5948 PackageParser.Package pkg = it.next(); 5949 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5950 if (DEBUG_DEXOPT) { 5951 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5952 } 5953 sortedPkgs.add(pkg); 5954 it.remove(); 5955 } 5956 } 5957 // Give priority to updated system apps. 5958 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5959 PackageParser.Package pkg = it.next(); 5960 if (pkg.isUpdatedSystemApp()) { 5961 if (DEBUG_DEXOPT) { 5962 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5963 } 5964 sortedPkgs.add(pkg); 5965 it.remove(); 5966 } 5967 } 5968 // Give priority to apps that listen for boot complete. 5969 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5970 pkgNames = getPackageNamesForIntent(intent); 5971 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5972 PackageParser.Package pkg = it.next(); 5973 if (pkgNames.contains(pkg.packageName)) { 5974 if (DEBUG_DEXOPT) { 5975 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5976 } 5977 sortedPkgs.add(pkg); 5978 it.remove(); 5979 } 5980 } 5981 // Filter out packages that aren't recently used. 5982 filterRecentlyUsedApps(pkgs); 5983 // Add all remaining apps. 5984 for (PackageParser.Package pkg : pkgs) { 5985 if (DEBUG_DEXOPT) { 5986 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5987 } 5988 sortedPkgs.add(pkg); 5989 } 5990 5991 // If we want to be lazy, filter everything that wasn't recently used. 5992 if (mLazyDexOpt) { 5993 filterRecentlyUsedApps(sortedPkgs); 5994 } 5995 5996 int i = 0; 5997 int total = sortedPkgs.size(); 5998 File dataDir = Environment.getDataDirectory(); 5999 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6000 if (lowThreshold == 0) { 6001 throw new IllegalStateException("Invalid low memory threshold"); 6002 } 6003 for (PackageParser.Package pkg : sortedPkgs) { 6004 long usableSpace = dataDir.getUsableSpace(); 6005 if (usableSpace < lowThreshold) { 6006 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6007 break; 6008 } 6009 performBootDexOpt(pkg, ++i, total); 6010 } 6011 } 6012 } 6013 6014 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6015 // Filter out packages that aren't recently used. 6016 // 6017 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6018 // should do a full dexopt. 6019 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6020 int total = pkgs.size(); 6021 int skipped = 0; 6022 long now = System.currentTimeMillis(); 6023 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6024 PackageParser.Package pkg = i.next(); 6025 long then = pkg.mLastPackageUsageTimeInMills; 6026 if (then + mDexOptLRUThresholdInMills < now) { 6027 if (DEBUG_DEXOPT) { 6028 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6029 ((then == 0) ? "never" : new Date(then))); 6030 } 6031 i.remove(); 6032 skipped++; 6033 } 6034 } 6035 if (DEBUG_DEXOPT) { 6036 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6037 } 6038 } 6039 } 6040 6041 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6042 List<ResolveInfo> ris = null; 6043 try { 6044 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6045 intent, null, 0, UserHandle.USER_OWNER); 6046 } catch (RemoteException e) { 6047 } 6048 ArraySet<String> pkgNames = new ArraySet<String>(); 6049 if (ris != null) { 6050 for (ResolveInfo ri : ris) { 6051 pkgNames.add(ri.activityInfo.packageName); 6052 } 6053 } 6054 return pkgNames; 6055 } 6056 6057 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6058 if (DEBUG_DEXOPT) { 6059 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6060 } 6061 if (!isFirstBoot()) { 6062 try { 6063 ActivityManagerNative.getDefault().showBootMessage( 6064 mContext.getResources().getString(R.string.android_upgrading_apk, 6065 curr, total), true); 6066 } catch (RemoteException e) { 6067 } 6068 } 6069 PackageParser.Package p = pkg; 6070 synchronized (mInstallLock) { 6071 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6072 false /* force dex */, false /* defer */, true /* include dependencies */); 6073 } 6074 } 6075 6076 @Override 6077 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6078 return performDexOpt(packageName, instructionSet, false); 6079 } 6080 6081 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6082 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6083 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6084 if (!dexopt && !updateUsage) { 6085 // We aren't going to dexopt or update usage, so bail early. 6086 return false; 6087 } 6088 PackageParser.Package p; 6089 final String targetInstructionSet; 6090 synchronized (mPackages) { 6091 p = mPackages.get(packageName); 6092 if (p == null) { 6093 return false; 6094 } 6095 if (updateUsage) { 6096 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6097 } 6098 mPackageUsage.write(false); 6099 if (!dexopt) { 6100 // We aren't going to dexopt, so bail early. 6101 return false; 6102 } 6103 6104 targetInstructionSet = instructionSet != null ? instructionSet : 6105 getPrimaryInstructionSet(p.applicationInfo); 6106 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6107 return false; 6108 } 6109 } 6110 6111 synchronized (mInstallLock) { 6112 final String[] instructionSets = new String[] { targetInstructionSet }; 6113 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6114 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6115 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6116 } 6117 } 6118 6119 public ArraySet<String> getPackagesThatNeedDexOpt() { 6120 ArraySet<String> pkgs = null; 6121 synchronized (mPackages) { 6122 for (PackageParser.Package p : mPackages.values()) { 6123 if (DEBUG_DEXOPT) { 6124 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6125 } 6126 if (!p.mDexOptPerformed.isEmpty()) { 6127 continue; 6128 } 6129 if (pkgs == null) { 6130 pkgs = new ArraySet<String>(); 6131 } 6132 pkgs.add(p.packageName); 6133 } 6134 } 6135 return pkgs; 6136 } 6137 6138 public void shutdown() { 6139 mPackageUsage.write(true); 6140 } 6141 6142 @Override 6143 public void forceDexOpt(String packageName) { 6144 enforceSystemOrRoot("forceDexOpt"); 6145 6146 PackageParser.Package pkg; 6147 synchronized (mPackages) { 6148 pkg = mPackages.get(packageName); 6149 if (pkg == null) { 6150 throw new IllegalArgumentException("Missing package: " + packageName); 6151 } 6152 } 6153 6154 synchronized (mInstallLock) { 6155 final String[] instructionSets = new String[] { 6156 getPrimaryInstructionSet(pkg.applicationInfo) }; 6157 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6158 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6159 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6160 throw new IllegalStateException("Failed to dexopt: " + res); 6161 } 6162 } 6163 } 6164 6165 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6166 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6167 Slog.w(TAG, "Unable to update from " + oldPkg.name 6168 + " to " + newPkg.packageName 6169 + ": old package not in system partition"); 6170 return false; 6171 } else if (mPackages.get(oldPkg.name) != null) { 6172 Slog.w(TAG, "Unable to update from " + oldPkg.name 6173 + " to " + newPkg.packageName 6174 + ": old package still exists"); 6175 return false; 6176 } 6177 return true; 6178 } 6179 6180 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6181 int[] users = sUserManager.getUserIds(); 6182 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6183 if (res < 0) { 6184 return res; 6185 } 6186 for (int user : users) { 6187 if (user != 0) { 6188 res = mInstaller.createUserData(volumeUuid, packageName, 6189 UserHandle.getUid(user, uid), user, seinfo); 6190 if (res < 0) { 6191 return res; 6192 } 6193 } 6194 } 6195 return res; 6196 } 6197 6198 private int removeDataDirsLI(String volumeUuid, String packageName) { 6199 int[] users = sUserManager.getUserIds(); 6200 int res = 0; 6201 for (int user : users) { 6202 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6203 if (resInner < 0) { 6204 res = resInner; 6205 } 6206 } 6207 6208 return res; 6209 } 6210 6211 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6212 int[] users = sUserManager.getUserIds(); 6213 int res = 0; 6214 for (int user : users) { 6215 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6216 if (resInner < 0) { 6217 res = resInner; 6218 } 6219 } 6220 return res; 6221 } 6222 6223 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6224 PackageParser.Package changingLib) { 6225 if (file.path != null) { 6226 usesLibraryFiles.add(file.path); 6227 return; 6228 } 6229 PackageParser.Package p = mPackages.get(file.apk); 6230 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6231 // If we are doing this while in the middle of updating a library apk, 6232 // then we need to make sure to use that new apk for determining the 6233 // dependencies here. (We haven't yet finished committing the new apk 6234 // to the package manager state.) 6235 if (p == null || p.packageName.equals(changingLib.packageName)) { 6236 p = changingLib; 6237 } 6238 } 6239 if (p != null) { 6240 usesLibraryFiles.addAll(p.getAllCodePaths()); 6241 } 6242 } 6243 6244 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6245 PackageParser.Package changingLib) throws PackageManagerException { 6246 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6247 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6248 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6249 for (int i=0; i<N; i++) { 6250 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6251 if (file == null) { 6252 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6253 "Package " + pkg.packageName + " requires unavailable shared library " 6254 + pkg.usesLibraries.get(i) + "; failing!"); 6255 } 6256 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6257 } 6258 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6259 for (int i=0; i<N; i++) { 6260 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6261 if (file == null) { 6262 Slog.w(TAG, "Package " + pkg.packageName 6263 + " desires unavailable shared library " 6264 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6265 } else { 6266 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6267 } 6268 } 6269 N = usesLibraryFiles.size(); 6270 if (N > 0) { 6271 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6272 } else { 6273 pkg.usesLibraryFiles = null; 6274 } 6275 } 6276 } 6277 6278 private static boolean hasString(List<String> list, List<String> which) { 6279 if (list == null) { 6280 return false; 6281 } 6282 for (int i=list.size()-1; i>=0; i--) { 6283 for (int j=which.size()-1; j>=0; j--) { 6284 if (which.get(j).equals(list.get(i))) { 6285 return true; 6286 } 6287 } 6288 } 6289 return false; 6290 } 6291 6292 private void updateAllSharedLibrariesLPw() { 6293 for (PackageParser.Package pkg : mPackages.values()) { 6294 try { 6295 updateSharedLibrariesLPw(pkg, null); 6296 } catch (PackageManagerException e) { 6297 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6298 } 6299 } 6300 } 6301 6302 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6303 PackageParser.Package changingPkg) { 6304 ArrayList<PackageParser.Package> res = null; 6305 for (PackageParser.Package pkg : mPackages.values()) { 6306 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6307 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6308 if (res == null) { 6309 res = new ArrayList<PackageParser.Package>(); 6310 } 6311 res.add(pkg); 6312 try { 6313 updateSharedLibrariesLPw(pkg, changingPkg); 6314 } catch (PackageManagerException e) { 6315 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6316 } 6317 } 6318 } 6319 return res; 6320 } 6321 6322 /** 6323 * Derive the value of the {@code cpuAbiOverride} based on the provided 6324 * value and an optional stored value from the package settings. 6325 */ 6326 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6327 String cpuAbiOverride = null; 6328 6329 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6330 cpuAbiOverride = null; 6331 } else if (abiOverride != null) { 6332 cpuAbiOverride = abiOverride; 6333 } else if (settings != null) { 6334 cpuAbiOverride = settings.cpuAbiOverrideString; 6335 } 6336 6337 return cpuAbiOverride; 6338 } 6339 6340 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6341 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6342 boolean success = false; 6343 try { 6344 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6345 currentTime, user); 6346 success = true; 6347 return res; 6348 } finally { 6349 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6350 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6351 } 6352 } 6353 } 6354 6355 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6356 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6357 final File scanFile = new File(pkg.codePath); 6358 if (pkg.applicationInfo.getCodePath() == null || 6359 pkg.applicationInfo.getResourcePath() == null) { 6360 // Bail out. The resource and code paths haven't been set. 6361 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6362 "Code and resource paths haven't been set correctly"); 6363 } 6364 6365 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6366 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6367 } else { 6368 // Only allow system apps to be flagged as core apps. 6369 pkg.coreApp = false; 6370 } 6371 6372 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6373 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6374 } 6375 6376 if (mCustomResolverComponentName != null && 6377 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6378 setUpCustomResolverActivity(pkg); 6379 } 6380 6381 if (pkg.packageName.equals("android")) { 6382 synchronized (mPackages) { 6383 if (mAndroidApplication != null) { 6384 Slog.w(TAG, "*************************************************"); 6385 Slog.w(TAG, "Core android package being redefined. Skipping."); 6386 Slog.w(TAG, " file=" + scanFile); 6387 Slog.w(TAG, "*************************************************"); 6388 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6389 "Core android package being redefined. Skipping."); 6390 } 6391 6392 // Set up information for our fall-back user intent resolution activity. 6393 mPlatformPackage = pkg; 6394 pkg.mVersionCode = mSdkVersion; 6395 mAndroidApplication = pkg.applicationInfo; 6396 6397 if (!mResolverReplaced) { 6398 mResolveActivity.applicationInfo = mAndroidApplication; 6399 mResolveActivity.name = ResolverActivity.class.getName(); 6400 mResolveActivity.packageName = mAndroidApplication.packageName; 6401 mResolveActivity.processName = "system:ui"; 6402 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6403 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6404 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6405 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6406 mResolveActivity.exported = true; 6407 mResolveActivity.enabled = true; 6408 mResolveInfo.activityInfo = mResolveActivity; 6409 mResolveInfo.priority = 0; 6410 mResolveInfo.preferredOrder = 0; 6411 mResolveInfo.match = 0; 6412 mResolveComponentName = new ComponentName( 6413 mAndroidApplication.packageName, mResolveActivity.name); 6414 } 6415 } 6416 } 6417 6418 if (DEBUG_PACKAGE_SCANNING) { 6419 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6420 Log.d(TAG, "Scanning package " + pkg.packageName); 6421 } 6422 6423 if (mPackages.containsKey(pkg.packageName) 6424 || mSharedLibraries.containsKey(pkg.packageName)) { 6425 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6426 "Application package " + pkg.packageName 6427 + " already installed. Skipping duplicate."); 6428 } 6429 6430 // If we're only installing presumed-existing packages, require that the 6431 // scanned APK is both already known and at the path previously established 6432 // for it. Previously unknown packages we pick up normally, but if we have an 6433 // a priori expectation about this package's install presence, enforce it. 6434 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6435 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6436 if (known != null) { 6437 if (DEBUG_PACKAGE_SCANNING) { 6438 Log.d(TAG, "Examining " + pkg.codePath 6439 + " and requiring known paths " + known.codePathString 6440 + " & " + known.resourcePathString); 6441 } 6442 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6443 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6444 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6445 "Application package " + pkg.packageName 6446 + " found at " + pkg.applicationInfo.getCodePath() 6447 + " but expected at " + known.codePathString + "; ignoring."); 6448 } 6449 } 6450 } 6451 6452 // Initialize package source and resource directories 6453 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6454 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6455 6456 SharedUserSetting suid = null; 6457 PackageSetting pkgSetting = null; 6458 6459 if (!isSystemApp(pkg)) { 6460 // Only system apps can use these features. 6461 pkg.mOriginalPackages = null; 6462 pkg.mRealPackage = null; 6463 pkg.mAdoptPermissions = null; 6464 } 6465 6466 // writer 6467 synchronized (mPackages) { 6468 if (pkg.mSharedUserId != null) { 6469 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6470 if (suid == null) { 6471 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6472 "Creating application package " + pkg.packageName 6473 + " for shared user failed"); 6474 } 6475 if (DEBUG_PACKAGE_SCANNING) { 6476 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6477 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6478 + "): packages=" + suid.packages); 6479 } 6480 } 6481 6482 // Check if we are renaming from an original package name. 6483 PackageSetting origPackage = null; 6484 String realName = null; 6485 if (pkg.mOriginalPackages != null) { 6486 // This package may need to be renamed to a previously 6487 // installed name. Let's check on that... 6488 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6489 if (pkg.mOriginalPackages.contains(renamed)) { 6490 // This package had originally been installed as the 6491 // original name, and we have already taken care of 6492 // transitioning to the new one. Just update the new 6493 // one to continue using the old name. 6494 realName = pkg.mRealPackage; 6495 if (!pkg.packageName.equals(renamed)) { 6496 // Callers into this function may have already taken 6497 // care of renaming the package; only do it here if 6498 // it is not already done. 6499 pkg.setPackageName(renamed); 6500 } 6501 6502 } else { 6503 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6504 if ((origPackage = mSettings.peekPackageLPr( 6505 pkg.mOriginalPackages.get(i))) != null) { 6506 // We do have the package already installed under its 6507 // original name... should we use it? 6508 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6509 // New package is not compatible with original. 6510 origPackage = null; 6511 continue; 6512 } else if (origPackage.sharedUser != null) { 6513 // Make sure uid is compatible between packages. 6514 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6515 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6516 + " to " + pkg.packageName + ": old uid " 6517 + origPackage.sharedUser.name 6518 + " differs from " + pkg.mSharedUserId); 6519 origPackage = null; 6520 continue; 6521 } 6522 } else { 6523 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6524 + pkg.packageName + " to old name " + origPackage.name); 6525 } 6526 break; 6527 } 6528 } 6529 } 6530 } 6531 6532 if (mTransferedPackages.contains(pkg.packageName)) { 6533 Slog.w(TAG, "Package " + pkg.packageName 6534 + " was transferred to another, but its .apk remains"); 6535 } 6536 6537 // Just create the setting, don't add it yet. For already existing packages 6538 // the PkgSetting exists already and doesn't have to be created. 6539 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6540 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6541 pkg.applicationInfo.primaryCpuAbi, 6542 pkg.applicationInfo.secondaryCpuAbi, 6543 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6544 user, false); 6545 if (pkgSetting == null) { 6546 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6547 "Creating application package " + pkg.packageName + " failed"); 6548 } 6549 6550 if (pkgSetting.origPackage != null) { 6551 // If we are first transitioning from an original package, 6552 // fix up the new package's name now. We need to do this after 6553 // looking up the package under its new name, so getPackageLP 6554 // can take care of fiddling things correctly. 6555 pkg.setPackageName(origPackage.name); 6556 6557 // File a report about this. 6558 String msg = "New package " + pkgSetting.realName 6559 + " renamed to replace old package " + pkgSetting.name; 6560 reportSettingsProblem(Log.WARN, msg); 6561 6562 // Make a note of it. 6563 mTransferedPackages.add(origPackage.name); 6564 6565 // No longer need to retain this. 6566 pkgSetting.origPackage = null; 6567 } 6568 6569 if (realName != null) { 6570 // Make a note of it. 6571 mTransferedPackages.add(pkg.packageName); 6572 } 6573 6574 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6575 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6576 } 6577 6578 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6579 // Check all shared libraries and map to their actual file path. 6580 // We only do this here for apps not on a system dir, because those 6581 // are the only ones that can fail an install due to this. We 6582 // will take care of the system apps by updating all of their 6583 // library paths after the scan is done. 6584 updateSharedLibrariesLPw(pkg, null); 6585 } 6586 6587 if (mFoundPolicyFile) { 6588 SELinuxMMAC.assignSeinfoValue(pkg); 6589 } 6590 6591 pkg.applicationInfo.uid = pkgSetting.appId; 6592 pkg.mExtras = pkgSetting; 6593 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6594 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6595 // We just determined the app is signed correctly, so bring 6596 // over the latest parsed certs. 6597 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6598 } else { 6599 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6600 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6601 "Package " + pkg.packageName + " upgrade keys do not match the " 6602 + "previously installed version"); 6603 } else { 6604 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6605 String msg = "System package " + pkg.packageName 6606 + " signature changed; retaining data."; 6607 reportSettingsProblem(Log.WARN, msg); 6608 } 6609 } 6610 } else { 6611 try { 6612 verifySignaturesLP(pkgSetting, pkg); 6613 // We just determined the app is signed correctly, so bring 6614 // over the latest parsed certs. 6615 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6616 } catch (PackageManagerException e) { 6617 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6618 throw e; 6619 } 6620 // The signature has changed, but this package is in the system 6621 // image... let's recover! 6622 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6623 // However... if this package is part of a shared user, but it 6624 // doesn't match the signature of the shared user, let's fail. 6625 // What this means is that you can't change the signatures 6626 // associated with an overall shared user, which doesn't seem all 6627 // that unreasonable. 6628 if (pkgSetting.sharedUser != null) { 6629 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6630 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6631 throw new PackageManagerException( 6632 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6633 "Signature mismatch for shared user : " 6634 + pkgSetting.sharedUser); 6635 } 6636 } 6637 // File a report about this. 6638 String msg = "System package " + pkg.packageName 6639 + " signature changed; retaining data."; 6640 reportSettingsProblem(Log.WARN, msg); 6641 } 6642 } 6643 // Verify that this new package doesn't have any content providers 6644 // that conflict with existing packages. Only do this if the 6645 // package isn't already installed, since we don't want to break 6646 // things that are installed. 6647 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6648 final int N = pkg.providers.size(); 6649 int i; 6650 for (i=0; i<N; i++) { 6651 PackageParser.Provider p = pkg.providers.get(i); 6652 if (p.info.authority != null) { 6653 String names[] = p.info.authority.split(";"); 6654 for (int j = 0; j < names.length; j++) { 6655 if (mProvidersByAuthority.containsKey(names[j])) { 6656 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6657 final String otherPackageName = 6658 ((other != null && other.getComponentName() != null) ? 6659 other.getComponentName().getPackageName() : "?"); 6660 throw new PackageManagerException( 6661 INSTALL_FAILED_CONFLICTING_PROVIDER, 6662 "Can't install because provider name " + names[j] 6663 + " (in package " + pkg.applicationInfo.packageName 6664 + ") is already used by " + otherPackageName); 6665 } 6666 } 6667 } 6668 } 6669 } 6670 6671 if (pkg.mAdoptPermissions != null) { 6672 // This package wants to adopt ownership of permissions from 6673 // another package. 6674 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6675 final String origName = pkg.mAdoptPermissions.get(i); 6676 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6677 if (orig != null) { 6678 if (verifyPackageUpdateLPr(orig, pkg)) { 6679 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6680 + pkg.packageName); 6681 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6682 } 6683 } 6684 } 6685 } 6686 } 6687 6688 final String pkgName = pkg.packageName; 6689 6690 final long scanFileTime = scanFile.lastModified(); 6691 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6692 pkg.applicationInfo.processName = fixProcessName( 6693 pkg.applicationInfo.packageName, 6694 pkg.applicationInfo.processName, 6695 pkg.applicationInfo.uid); 6696 6697 File dataPath; 6698 if (mPlatformPackage == pkg) { 6699 // The system package is special. 6700 dataPath = new File(Environment.getDataDirectory(), "system"); 6701 6702 pkg.applicationInfo.dataDir = dataPath.getPath(); 6703 6704 } else { 6705 // This is a normal package, need to make its data directory. 6706 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6707 UserHandle.USER_OWNER, pkg.packageName); 6708 6709 boolean uidError = false; 6710 if (dataPath.exists()) { 6711 int currentUid = 0; 6712 try { 6713 StructStat stat = Os.stat(dataPath.getPath()); 6714 currentUid = stat.st_uid; 6715 } catch (ErrnoException e) { 6716 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6717 } 6718 6719 // If we have mismatched owners for the data path, we have a problem. 6720 if (currentUid != pkg.applicationInfo.uid) { 6721 boolean recovered = false; 6722 if (currentUid == 0) { 6723 // The directory somehow became owned by root. Wow. 6724 // This is probably because the system was stopped while 6725 // installd was in the middle of messing with its libs 6726 // directory. Ask installd to fix that. 6727 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6728 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6729 if (ret >= 0) { 6730 recovered = true; 6731 String msg = "Package " + pkg.packageName 6732 + " unexpectedly changed to uid 0; recovered to " + 6733 + pkg.applicationInfo.uid; 6734 reportSettingsProblem(Log.WARN, msg); 6735 } 6736 } 6737 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6738 || (scanFlags&SCAN_BOOTING) != 0)) { 6739 // If this is a system app, we can at least delete its 6740 // current data so the application will still work. 6741 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6742 if (ret >= 0) { 6743 // TODO: Kill the processes first 6744 // Old data gone! 6745 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6746 ? "System package " : "Third party package "; 6747 String msg = prefix + pkg.packageName 6748 + " has changed from uid: " 6749 + currentUid + " to " 6750 + pkg.applicationInfo.uid + "; old data erased"; 6751 reportSettingsProblem(Log.WARN, msg); 6752 recovered = true; 6753 6754 // And now re-install the app. 6755 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6756 pkg.applicationInfo.seinfo); 6757 if (ret == -1) { 6758 // Ack should not happen! 6759 msg = prefix + pkg.packageName 6760 + " could not have data directory re-created after delete."; 6761 reportSettingsProblem(Log.WARN, msg); 6762 throw new PackageManagerException( 6763 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6764 } 6765 } 6766 if (!recovered) { 6767 mHasSystemUidErrors = true; 6768 } 6769 } else if (!recovered) { 6770 // If we allow this install to proceed, we will be broken. 6771 // Abort, abort! 6772 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6773 "scanPackageLI"); 6774 } 6775 if (!recovered) { 6776 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6777 + pkg.applicationInfo.uid + "/fs_" 6778 + currentUid; 6779 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6780 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6781 String msg = "Package " + pkg.packageName 6782 + " has mismatched uid: " 6783 + currentUid + " on disk, " 6784 + pkg.applicationInfo.uid + " in settings"; 6785 // writer 6786 synchronized (mPackages) { 6787 mSettings.mReadMessages.append(msg); 6788 mSettings.mReadMessages.append('\n'); 6789 uidError = true; 6790 if (!pkgSetting.uidError) { 6791 reportSettingsProblem(Log.ERROR, msg); 6792 } 6793 } 6794 } 6795 } 6796 pkg.applicationInfo.dataDir = dataPath.getPath(); 6797 if (mShouldRestoreconData) { 6798 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6799 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6800 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6801 } 6802 } else { 6803 if (DEBUG_PACKAGE_SCANNING) { 6804 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6805 Log.v(TAG, "Want this data dir: " + dataPath); 6806 } 6807 //invoke installer to do the actual installation 6808 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6809 pkg.applicationInfo.seinfo); 6810 if (ret < 0) { 6811 // Error from installer 6812 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6813 "Unable to create data dirs [errorCode=" + ret + "]"); 6814 } 6815 6816 if (dataPath.exists()) { 6817 pkg.applicationInfo.dataDir = dataPath.getPath(); 6818 } else { 6819 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6820 pkg.applicationInfo.dataDir = null; 6821 } 6822 } 6823 6824 pkgSetting.uidError = uidError; 6825 } 6826 6827 final String path = scanFile.getPath(); 6828 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6829 6830 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6831 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6832 6833 // Some system apps still use directory structure for native libraries 6834 // in which case we might end up not detecting abi solely based on apk 6835 // structure. Try to detect abi based on directory structure. 6836 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6837 pkg.applicationInfo.primaryCpuAbi == null) { 6838 setBundledAppAbisAndRoots(pkg, pkgSetting); 6839 setNativeLibraryPaths(pkg); 6840 } 6841 6842 } else { 6843 if ((scanFlags & SCAN_MOVE) != 0) { 6844 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6845 // but we already have this packages package info in the PackageSetting. We just 6846 // use that and derive the native library path based on the new codepath. 6847 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6848 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6849 } 6850 6851 // Set native library paths again. For moves, the path will be updated based on the 6852 // ABIs we've determined above. For non-moves, the path will be updated based on the 6853 // ABIs we determined during compilation, but the path will depend on the final 6854 // package path (after the rename away from the stage path). 6855 setNativeLibraryPaths(pkg); 6856 } 6857 6858 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6859 final int[] userIds = sUserManager.getUserIds(); 6860 synchronized (mInstallLock) { 6861 // Make sure all user data directories are ready to roll; we're okay 6862 // if they already exist 6863 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6864 for (int userId : userIds) { 6865 if (userId != 0) { 6866 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6867 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6868 pkg.applicationInfo.seinfo); 6869 } 6870 } 6871 } 6872 6873 // Create a native library symlink only if we have native libraries 6874 // and if the native libraries are 32 bit libraries. We do not provide 6875 // this symlink for 64 bit libraries. 6876 if (pkg.applicationInfo.primaryCpuAbi != null && 6877 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6878 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6879 for (int userId : userIds) { 6880 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6881 nativeLibPath, userId) < 0) { 6882 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6883 "Failed linking native library dir (user=" + userId + ")"); 6884 } 6885 } 6886 } 6887 } 6888 6889 // This is a special case for the "system" package, where the ABI is 6890 // dictated by the zygote configuration (and init.rc). We should keep track 6891 // of this ABI so that we can deal with "normal" applications that run under 6892 // the same UID correctly. 6893 if (mPlatformPackage == pkg) { 6894 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6895 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6896 } 6897 6898 // If there's a mismatch between the abi-override in the package setting 6899 // and the abiOverride specified for the install. Warn about this because we 6900 // would've already compiled the app without taking the package setting into 6901 // account. 6902 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6903 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6904 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6905 " for package: " + pkg.packageName); 6906 } 6907 } 6908 6909 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6910 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6911 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6912 6913 // Copy the derived override back to the parsed package, so that we can 6914 // update the package settings accordingly. 6915 pkg.cpuAbiOverride = cpuAbiOverride; 6916 6917 if (DEBUG_ABI_SELECTION) { 6918 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6919 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6920 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6921 } 6922 6923 // Push the derived path down into PackageSettings so we know what to 6924 // clean up at uninstall time. 6925 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6926 6927 if (DEBUG_ABI_SELECTION) { 6928 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6929 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6930 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6931 } 6932 6933 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6934 // We don't do this here during boot because we can do it all 6935 // at once after scanning all existing packages. 6936 // 6937 // We also do this *before* we perform dexopt on this package, so that 6938 // we can avoid redundant dexopts, and also to make sure we've got the 6939 // code and package path correct. 6940 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6941 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6942 } 6943 6944 if ((scanFlags & SCAN_NO_DEX) == 0) { 6945 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6946 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6947 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6948 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6949 } 6950 } 6951 if (mFactoryTest && pkg.requestedPermissions.contains( 6952 android.Manifest.permission.FACTORY_TEST)) { 6953 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6954 } 6955 6956 ArrayList<PackageParser.Package> clientLibPkgs = null; 6957 6958 // writer 6959 synchronized (mPackages) { 6960 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6961 // Only system apps can add new shared libraries. 6962 if (pkg.libraryNames != null) { 6963 for (int i=0; i<pkg.libraryNames.size(); i++) { 6964 String name = pkg.libraryNames.get(i); 6965 boolean allowed = false; 6966 if (pkg.isUpdatedSystemApp()) { 6967 // New library entries can only be added through the 6968 // system image. This is important to get rid of a lot 6969 // of nasty edge cases: for example if we allowed a non- 6970 // system update of the app to add a library, then uninstalling 6971 // the update would make the library go away, and assumptions 6972 // we made such as through app install filtering would now 6973 // have allowed apps on the device which aren't compatible 6974 // with it. Better to just have the restriction here, be 6975 // conservative, and create many fewer cases that can negatively 6976 // impact the user experience. 6977 final PackageSetting sysPs = mSettings 6978 .getDisabledSystemPkgLPr(pkg.packageName); 6979 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6980 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6981 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6982 allowed = true; 6983 allowed = true; 6984 break; 6985 } 6986 } 6987 } 6988 } else { 6989 allowed = true; 6990 } 6991 if (allowed) { 6992 if (!mSharedLibraries.containsKey(name)) { 6993 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6994 } else if (!name.equals(pkg.packageName)) { 6995 Slog.w(TAG, "Package " + pkg.packageName + " library " 6996 + name + " already exists; skipping"); 6997 } 6998 } else { 6999 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7000 + name + " that is not declared on system image; skipping"); 7001 } 7002 } 7003 if ((scanFlags&SCAN_BOOTING) == 0) { 7004 // If we are not booting, we need to update any applications 7005 // that are clients of our shared library. If we are booting, 7006 // this will all be done once the scan is complete. 7007 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7008 } 7009 } 7010 } 7011 } 7012 7013 // We also need to dexopt any apps that are dependent on this library. Note that 7014 // if these fail, we should abort the install since installing the library will 7015 // result in some apps being broken. 7016 if (clientLibPkgs != null) { 7017 if ((scanFlags & SCAN_NO_DEX) == 0) { 7018 for (int i = 0; i < clientLibPkgs.size(); i++) { 7019 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7020 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7021 null /* instruction sets */, forceDex, 7022 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7023 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7024 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7025 "scanPackageLI failed to dexopt clientLibPkgs"); 7026 } 7027 } 7028 } 7029 } 7030 7031 // Also need to kill any apps that are dependent on the library. 7032 if (clientLibPkgs != null) { 7033 for (int i=0; i<clientLibPkgs.size(); i++) { 7034 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7035 killApplication(clientPkg.applicationInfo.packageName, 7036 clientPkg.applicationInfo.uid, "update lib"); 7037 } 7038 } 7039 7040 // Make sure we're not adding any bogus keyset info 7041 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7042 ksms.assertScannedPackageValid(pkg); 7043 7044 // writer 7045 synchronized (mPackages) { 7046 // We don't expect installation to fail beyond this point 7047 7048 // Add the new setting to mSettings 7049 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7050 // Add the new setting to mPackages 7051 mPackages.put(pkg.applicationInfo.packageName, pkg); 7052 // Make sure we don't accidentally delete its data. 7053 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7054 while (iter.hasNext()) { 7055 PackageCleanItem item = iter.next(); 7056 if (pkgName.equals(item.packageName)) { 7057 iter.remove(); 7058 } 7059 } 7060 7061 // Take care of first install / last update times. 7062 if (currentTime != 0) { 7063 if (pkgSetting.firstInstallTime == 0) { 7064 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7065 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7066 pkgSetting.lastUpdateTime = currentTime; 7067 } 7068 } else if (pkgSetting.firstInstallTime == 0) { 7069 // We need *something*. Take time time stamp of the file. 7070 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7071 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7072 if (scanFileTime != pkgSetting.timeStamp) { 7073 // A package on the system image has changed; consider this 7074 // to be an update. 7075 pkgSetting.lastUpdateTime = scanFileTime; 7076 } 7077 } 7078 7079 // Add the package's KeySets to the global KeySetManagerService 7080 ksms.addScannedPackageLPw(pkg); 7081 7082 int N = pkg.providers.size(); 7083 StringBuilder r = null; 7084 int i; 7085 for (i=0; i<N; i++) { 7086 PackageParser.Provider p = pkg.providers.get(i); 7087 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7088 p.info.processName, pkg.applicationInfo.uid); 7089 mProviders.addProvider(p); 7090 p.syncable = p.info.isSyncable; 7091 if (p.info.authority != null) { 7092 String names[] = p.info.authority.split(";"); 7093 p.info.authority = null; 7094 for (int j = 0; j < names.length; j++) { 7095 if (j == 1 && p.syncable) { 7096 // We only want the first authority for a provider to possibly be 7097 // syncable, so if we already added this provider using a different 7098 // authority clear the syncable flag. We copy the provider before 7099 // changing it because the mProviders object contains a reference 7100 // to a provider that we don't want to change. 7101 // Only do this for the second authority since the resulting provider 7102 // object can be the same for all future authorities for this provider. 7103 p = new PackageParser.Provider(p); 7104 p.syncable = false; 7105 } 7106 if (!mProvidersByAuthority.containsKey(names[j])) { 7107 mProvidersByAuthority.put(names[j], p); 7108 if (p.info.authority == null) { 7109 p.info.authority = names[j]; 7110 } else { 7111 p.info.authority = p.info.authority + ";" + names[j]; 7112 } 7113 if (DEBUG_PACKAGE_SCANNING) { 7114 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7115 Log.d(TAG, "Registered content provider: " + names[j] 7116 + ", className = " + p.info.name + ", isSyncable = " 7117 + p.info.isSyncable); 7118 } 7119 } else { 7120 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7121 Slog.w(TAG, "Skipping provider name " + names[j] + 7122 " (in package " + pkg.applicationInfo.packageName + 7123 "): name already used by " 7124 + ((other != null && other.getComponentName() != null) 7125 ? other.getComponentName().getPackageName() : "?")); 7126 } 7127 } 7128 } 7129 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7130 if (r == null) { 7131 r = new StringBuilder(256); 7132 } else { 7133 r.append(' '); 7134 } 7135 r.append(p.info.name); 7136 } 7137 } 7138 if (r != null) { 7139 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7140 } 7141 7142 N = pkg.services.size(); 7143 r = null; 7144 for (i=0; i<N; i++) { 7145 PackageParser.Service s = pkg.services.get(i); 7146 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7147 s.info.processName, pkg.applicationInfo.uid); 7148 mServices.addService(s); 7149 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7150 if (r == null) { 7151 r = new StringBuilder(256); 7152 } else { 7153 r.append(' '); 7154 } 7155 r.append(s.info.name); 7156 } 7157 } 7158 if (r != null) { 7159 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7160 } 7161 7162 N = pkg.receivers.size(); 7163 r = null; 7164 for (i=0; i<N; i++) { 7165 PackageParser.Activity a = pkg.receivers.get(i); 7166 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7167 a.info.processName, pkg.applicationInfo.uid); 7168 mReceivers.addActivity(a, "receiver"); 7169 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7170 if (r == null) { 7171 r = new StringBuilder(256); 7172 } else { 7173 r.append(' '); 7174 } 7175 r.append(a.info.name); 7176 } 7177 } 7178 if (r != null) { 7179 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7180 } 7181 7182 N = pkg.activities.size(); 7183 r = null; 7184 for (i=0; i<N; i++) { 7185 PackageParser.Activity a = pkg.activities.get(i); 7186 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7187 a.info.processName, pkg.applicationInfo.uid); 7188 mActivities.addActivity(a, "activity"); 7189 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7190 if (r == null) { 7191 r = new StringBuilder(256); 7192 } else { 7193 r.append(' '); 7194 } 7195 r.append(a.info.name); 7196 } 7197 } 7198 if (r != null) { 7199 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7200 } 7201 7202 N = pkg.permissionGroups.size(); 7203 r = null; 7204 for (i=0; i<N; i++) { 7205 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7206 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7207 if (cur == null) { 7208 mPermissionGroups.put(pg.info.name, pg); 7209 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7210 if (r == null) { 7211 r = new StringBuilder(256); 7212 } else { 7213 r.append(' '); 7214 } 7215 r.append(pg.info.name); 7216 } 7217 } else { 7218 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7219 + pg.info.packageName + " ignored: original from " 7220 + cur.info.packageName); 7221 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7222 if (r == null) { 7223 r = new StringBuilder(256); 7224 } else { 7225 r.append(' '); 7226 } 7227 r.append("DUP:"); 7228 r.append(pg.info.name); 7229 } 7230 } 7231 } 7232 if (r != null) { 7233 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7234 } 7235 7236 N = pkg.permissions.size(); 7237 r = null; 7238 for (i=0; i<N; i++) { 7239 PackageParser.Permission p = pkg.permissions.get(i); 7240 7241 // Now that permission groups have a special meaning, we ignore permission 7242 // groups for legacy apps to prevent unexpected behavior. In particular, 7243 // permissions for one app being granted to someone just becuase they happen 7244 // to be in a group defined by another app (before this had no implications). 7245 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7246 p.group = mPermissionGroups.get(p.info.group); 7247 // Warn for a permission in an unknown group. 7248 if (p.info.group != null && p.group == null) { 7249 Slog.w(TAG, "Permission " + p.info.name + " from package " 7250 + p.info.packageName + " in an unknown group " + p.info.group); 7251 } 7252 } 7253 7254 ArrayMap<String, BasePermission> permissionMap = 7255 p.tree ? mSettings.mPermissionTrees 7256 : mSettings.mPermissions; 7257 BasePermission bp = permissionMap.get(p.info.name); 7258 7259 // Allow system apps to redefine non-system permissions 7260 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7261 final boolean currentOwnerIsSystem = (bp.perm != null 7262 && isSystemApp(bp.perm.owner)); 7263 if (isSystemApp(p.owner)) { 7264 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7265 // It's a built-in permission and no owner, take ownership now 7266 bp.packageSetting = pkgSetting; 7267 bp.perm = p; 7268 bp.uid = pkg.applicationInfo.uid; 7269 bp.sourcePackage = p.info.packageName; 7270 } else if (!currentOwnerIsSystem) { 7271 String msg = "New decl " + p.owner + " of permission " 7272 + p.info.name + " is system; overriding " + bp.sourcePackage; 7273 reportSettingsProblem(Log.WARN, msg); 7274 bp = null; 7275 } 7276 } 7277 } 7278 7279 if (bp == null) { 7280 bp = new BasePermission(p.info.name, p.info.packageName, 7281 BasePermission.TYPE_NORMAL); 7282 permissionMap.put(p.info.name, bp); 7283 } 7284 7285 if (bp.perm == null) { 7286 if (bp.sourcePackage == null 7287 || bp.sourcePackage.equals(p.info.packageName)) { 7288 BasePermission tree = findPermissionTreeLP(p.info.name); 7289 if (tree == null 7290 || tree.sourcePackage.equals(p.info.packageName)) { 7291 bp.packageSetting = pkgSetting; 7292 bp.perm = p; 7293 bp.uid = pkg.applicationInfo.uid; 7294 bp.sourcePackage = p.info.packageName; 7295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7296 if (r == null) { 7297 r = new StringBuilder(256); 7298 } else { 7299 r.append(' '); 7300 } 7301 r.append(p.info.name); 7302 } 7303 } else { 7304 Slog.w(TAG, "Permission " + p.info.name + " from package " 7305 + p.info.packageName + " ignored: base tree " 7306 + tree.name + " is from package " 7307 + tree.sourcePackage); 7308 } 7309 } else { 7310 Slog.w(TAG, "Permission " + p.info.name + " from package " 7311 + p.info.packageName + " ignored: original from " 7312 + bp.sourcePackage); 7313 } 7314 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7315 if (r == null) { 7316 r = new StringBuilder(256); 7317 } else { 7318 r.append(' '); 7319 } 7320 r.append("DUP:"); 7321 r.append(p.info.name); 7322 } 7323 if (bp.perm == p) { 7324 bp.protectionLevel = p.info.protectionLevel; 7325 } 7326 } 7327 7328 if (r != null) { 7329 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7330 } 7331 7332 N = pkg.instrumentation.size(); 7333 r = null; 7334 for (i=0; i<N; i++) { 7335 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7336 a.info.packageName = pkg.applicationInfo.packageName; 7337 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7338 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7339 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7340 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7341 a.info.dataDir = pkg.applicationInfo.dataDir; 7342 7343 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7344 // need other information about the application, like the ABI and what not ? 7345 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7346 mInstrumentation.put(a.getComponentName(), a); 7347 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7348 if (r == null) { 7349 r = new StringBuilder(256); 7350 } else { 7351 r.append(' '); 7352 } 7353 r.append(a.info.name); 7354 } 7355 } 7356 if (r != null) { 7357 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7358 } 7359 7360 if (pkg.protectedBroadcasts != null) { 7361 N = pkg.protectedBroadcasts.size(); 7362 for (i=0; i<N; i++) { 7363 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7364 } 7365 } 7366 7367 pkgSetting.setTimeStamp(scanFileTime); 7368 7369 // Create idmap files for pairs of (packages, overlay packages). 7370 // Note: "android", ie framework-res.apk, is handled by native layers. 7371 if (pkg.mOverlayTarget != null) { 7372 // This is an overlay package. 7373 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7374 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7375 mOverlays.put(pkg.mOverlayTarget, 7376 new ArrayMap<String, PackageParser.Package>()); 7377 } 7378 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7379 map.put(pkg.packageName, pkg); 7380 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7381 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7382 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7383 "scanPackageLI failed to createIdmap"); 7384 } 7385 } 7386 } else if (mOverlays.containsKey(pkg.packageName) && 7387 !pkg.packageName.equals("android")) { 7388 // This is a regular package, with one or more known overlay packages. 7389 createIdmapsForPackageLI(pkg); 7390 } 7391 } 7392 7393 return pkg; 7394 } 7395 7396 /** 7397 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7398 * is derived purely on the basis of the contents of {@code scanFile} and 7399 * {@code cpuAbiOverride}. 7400 * 7401 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7402 */ 7403 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7404 String cpuAbiOverride, boolean extractLibs) 7405 throws PackageManagerException { 7406 // TODO: We can probably be smarter about this stuff. For installed apps, 7407 // we can calculate this information at install time once and for all. For 7408 // system apps, we can probably assume that this information doesn't change 7409 // after the first boot scan. As things stand, we do lots of unnecessary work. 7410 7411 // Give ourselves some initial paths; we'll come back for another 7412 // pass once we've determined ABI below. 7413 setNativeLibraryPaths(pkg); 7414 7415 // We would never need to extract libs for forward-locked and external packages, 7416 // since the container service will do it for us. We shouldn't attempt to 7417 // extract libs from system app when it was not updated. 7418 if (pkg.isForwardLocked() || isExternal(pkg) || 7419 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7420 extractLibs = false; 7421 } 7422 7423 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7424 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7425 7426 NativeLibraryHelper.Handle handle = null; 7427 try { 7428 handle = NativeLibraryHelper.Handle.create(scanFile); 7429 // TODO(multiArch): This can be null for apps that didn't go through the 7430 // usual installation process. We can calculate it again, like we 7431 // do during install time. 7432 // 7433 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7434 // unnecessary. 7435 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7436 7437 // Null out the abis so that they can be recalculated. 7438 pkg.applicationInfo.primaryCpuAbi = null; 7439 pkg.applicationInfo.secondaryCpuAbi = null; 7440 if (isMultiArch(pkg.applicationInfo)) { 7441 // Warn if we've set an abiOverride for multi-lib packages.. 7442 // By definition, we need to copy both 32 and 64 bit libraries for 7443 // such packages. 7444 if (pkg.cpuAbiOverride != null 7445 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7446 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7447 } 7448 7449 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7450 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7451 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7452 if (extractLibs) { 7453 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7454 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7455 useIsaSpecificSubdirs); 7456 } else { 7457 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7458 } 7459 } 7460 7461 maybeThrowExceptionForMultiArchCopy( 7462 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7463 7464 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7465 if (extractLibs) { 7466 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7467 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7468 useIsaSpecificSubdirs); 7469 } else { 7470 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7471 } 7472 } 7473 7474 maybeThrowExceptionForMultiArchCopy( 7475 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7476 7477 if (abi64 >= 0) { 7478 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7479 } 7480 7481 if (abi32 >= 0) { 7482 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7483 if (abi64 >= 0) { 7484 pkg.applicationInfo.secondaryCpuAbi = abi; 7485 } else { 7486 pkg.applicationInfo.primaryCpuAbi = abi; 7487 } 7488 } 7489 } else { 7490 String[] abiList = (cpuAbiOverride != null) ? 7491 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7492 7493 // Enable gross and lame hacks for apps that are built with old 7494 // SDK tools. We must scan their APKs for renderscript bitcode and 7495 // not launch them if it's present. Don't bother checking on devices 7496 // that don't have 64 bit support. 7497 boolean needsRenderScriptOverride = false; 7498 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7499 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7500 abiList = Build.SUPPORTED_32_BIT_ABIS; 7501 needsRenderScriptOverride = true; 7502 } 7503 7504 final int copyRet; 7505 if (extractLibs) { 7506 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7507 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7508 } else { 7509 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7510 } 7511 7512 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7513 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7514 "Error unpackaging native libs for app, errorCode=" + copyRet); 7515 } 7516 7517 if (copyRet >= 0) { 7518 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7519 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7520 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7521 } else if (needsRenderScriptOverride) { 7522 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7523 } 7524 } 7525 } catch (IOException ioe) { 7526 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7527 } finally { 7528 IoUtils.closeQuietly(handle); 7529 } 7530 7531 // Now that we've calculated the ABIs and determined if it's an internal app, 7532 // we will go ahead and populate the nativeLibraryPath. 7533 setNativeLibraryPaths(pkg); 7534 } 7535 7536 /** 7537 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7538 * i.e, so that all packages can be run inside a single process if required. 7539 * 7540 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7541 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7542 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7543 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7544 * updating a package that belongs to a shared user. 7545 * 7546 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7547 * adds unnecessary complexity. 7548 */ 7549 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7550 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7551 String requiredInstructionSet = null; 7552 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7553 requiredInstructionSet = VMRuntime.getInstructionSet( 7554 scannedPackage.applicationInfo.primaryCpuAbi); 7555 } 7556 7557 PackageSetting requirer = null; 7558 for (PackageSetting ps : packagesForUser) { 7559 // If packagesForUser contains scannedPackage, we skip it. This will happen 7560 // when scannedPackage is an update of an existing package. Without this check, 7561 // we will never be able to change the ABI of any package belonging to a shared 7562 // user, even if it's compatible with other packages. 7563 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7564 if (ps.primaryCpuAbiString == null) { 7565 continue; 7566 } 7567 7568 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7569 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7570 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7571 // this but there's not much we can do. 7572 String errorMessage = "Instruction set mismatch, " 7573 + ((requirer == null) ? "[caller]" : requirer) 7574 + " requires " + requiredInstructionSet + " whereas " + ps 7575 + " requires " + instructionSet; 7576 Slog.w(TAG, errorMessage); 7577 } 7578 7579 if (requiredInstructionSet == null) { 7580 requiredInstructionSet = instructionSet; 7581 requirer = ps; 7582 } 7583 } 7584 } 7585 7586 if (requiredInstructionSet != null) { 7587 String adjustedAbi; 7588 if (requirer != null) { 7589 // requirer != null implies that either scannedPackage was null or that scannedPackage 7590 // did not require an ABI, in which case we have to adjust scannedPackage to match 7591 // the ABI of the set (which is the same as requirer's ABI) 7592 adjustedAbi = requirer.primaryCpuAbiString; 7593 if (scannedPackage != null) { 7594 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7595 } 7596 } else { 7597 // requirer == null implies that we're updating all ABIs in the set to 7598 // match scannedPackage. 7599 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7600 } 7601 7602 for (PackageSetting ps : packagesForUser) { 7603 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7604 if (ps.primaryCpuAbiString != null) { 7605 continue; 7606 } 7607 7608 ps.primaryCpuAbiString = adjustedAbi; 7609 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7610 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7611 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7612 7613 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7614 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7615 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7616 ps.primaryCpuAbiString = null; 7617 ps.pkg.applicationInfo.primaryCpuAbi = null; 7618 return; 7619 } else { 7620 mInstaller.rmdex(ps.codePathString, 7621 getDexCodeInstructionSet(getPreferredInstructionSet())); 7622 } 7623 } 7624 } 7625 } 7626 } 7627 } 7628 7629 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7630 synchronized (mPackages) { 7631 mResolverReplaced = true; 7632 // Set up information for custom user intent resolution activity. 7633 mResolveActivity.applicationInfo = pkg.applicationInfo; 7634 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7635 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7636 mResolveActivity.processName = pkg.applicationInfo.packageName; 7637 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7638 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7639 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7640 mResolveActivity.theme = 0; 7641 mResolveActivity.exported = true; 7642 mResolveActivity.enabled = true; 7643 mResolveInfo.activityInfo = mResolveActivity; 7644 mResolveInfo.priority = 0; 7645 mResolveInfo.preferredOrder = 0; 7646 mResolveInfo.match = 0; 7647 mResolveComponentName = mCustomResolverComponentName; 7648 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7649 mResolveComponentName); 7650 } 7651 } 7652 7653 private static String calculateBundledApkRoot(final String codePathString) { 7654 final File codePath = new File(codePathString); 7655 final File codeRoot; 7656 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7657 codeRoot = Environment.getRootDirectory(); 7658 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7659 codeRoot = Environment.getOemDirectory(); 7660 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7661 codeRoot = Environment.getVendorDirectory(); 7662 } else { 7663 // Unrecognized code path; take its top real segment as the apk root: 7664 // e.g. /something/app/blah.apk => /something 7665 try { 7666 File f = codePath.getCanonicalFile(); 7667 File parent = f.getParentFile(); // non-null because codePath is a file 7668 File tmp; 7669 while ((tmp = parent.getParentFile()) != null) { 7670 f = parent; 7671 parent = tmp; 7672 } 7673 codeRoot = f; 7674 Slog.w(TAG, "Unrecognized code path " 7675 + codePath + " - using " + codeRoot); 7676 } catch (IOException e) { 7677 // Can't canonicalize the code path -- shenanigans? 7678 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7679 return Environment.getRootDirectory().getPath(); 7680 } 7681 } 7682 return codeRoot.getPath(); 7683 } 7684 7685 /** 7686 * Derive and set the location of native libraries for the given package, 7687 * which varies depending on where and how the package was installed. 7688 */ 7689 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7690 final ApplicationInfo info = pkg.applicationInfo; 7691 final String codePath = pkg.codePath; 7692 final File codeFile = new File(codePath); 7693 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7694 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7695 7696 info.nativeLibraryRootDir = null; 7697 info.nativeLibraryRootRequiresIsa = false; 7698 info.nativeLibraryDir = null; 7699 info.secondaryNativeLibraryDir = null; 7700 7701 if (isApkFile(codeFile)) { 7702 // Monolithic install 7703 if (bundledApp) { 7704 // If "/system/lib64/apkname" exists, assume that is the per-package 7705 // native library directory to use; otherwise use "/system/lib/apkname". 7706 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7707 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7708 getPrimaryInstructionSet(info)); 7709 7710 // This is a bundled system app so choose the path based on the ABI. 7711 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7712 // is just the default path. 7713 final String apkName = deriveCodePathName(codePath); 7714 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7715 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7716 apkName).getAbsolutePath(); 7717 7718 if (info.secondaryCpuAbi != null) { 7719 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7720 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7721 secondaryLibDir, apkName).getAbsolutePath(); 7722 } 7723 } else if (asecApp) { 7724 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7725 .getAbsolutePath(); 7726 } else { 7727 final String apkName = deriveCodePathName(codePath); 7728 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7729 .getAbsolutePath(); 7730 } 7731 7732 info.nativeLibraryRootRequiresIsa = false; 7733 info.nativeLibraryDir = info.nativeLibraryRootDir; 7734 } else { 7735 // Cluster install 7736 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7737 info.nativeLibraryRootRequiresIsa = true; 7738 7739 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7740 getPrimaryInstructionSet(info)).getAbsolutePath(); 7741 7742 if (info.secondaryCpuAbi != null) { 7743 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7744 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7745 } 7746 } 7747 } 7748 7749 /** 7750 * Calculate the abis and roots for a bundled app. These can uniquely 7751 * be determined from the contents of the system partition, i.e whether 7752 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7753 * of this information, and instead assume that the system was built 7754 * sensibly. 7755 */ 7756 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7757 PackageSetting pkgSetting) { 7758 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7759 7760 // If "/system/lib64/apkname" exists, assume that is the per-package 7761 // native library directory to use; otherwise use "/system/lib/apkname". 7762 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7763 setBundledAppAbi(pkg, apkRoot, apkName); 7764 // pkgSetting might be null during rescan following uninstall of updates 7765 // to a bundled app, so accommodate that possibility. The settings in 7766 // that case will be established later from the parsed package. 7767 // 7768 // If the settings aren't null, sync them up with what we've just derived. 7769 // note that apkRoot isn't stored in the package settings. 7770 if (pkgSetting != null) { 7771 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7772 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7773 } 7774 } 7775 7776 /** 7777 * Deduces the ABI of a bundled app and sets the relevant fields on the 7778 * parsed pkg object. 7779 * 7780 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7781 * under which system libraries are installed. 7782 * @param apkName the name of the installed package. 7783 */ 7784 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7785 final File codeFile = new File(pkg.codePath); 7786 7787 final boolean has64BitLibs; 7788 final boolean has32BitLibs; 7789 if (isApkFile(codeFile)) { 7790 // Monolithic install 7791 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7792 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7793 } else { 7794 // Cluster install 7795 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7796 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7797 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7798 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7799 has64BitLibs = (new File(rootDir, isa)).exists(); 7800 } else { 7801 has64BitLibs = false; 7802 } 7803 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7804 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7805 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7806 has32BitLibs = (new File(rootDir, isa)).exists(); 7807 } else { 7808 has32BitLibs = false; 7809 } 7810 } 7811 7812 if (has64BitLibs && !has32BitLibs) { 7813 // The package has 64 bit libs, but not 32 bit libs. Its primary 7814 // ABI should be 64 bit. We can safely assume here that the bundled 7815 // native libraries correspond to the most preferred ABI in the list. 7816 7817 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7818 pkg.applicationInfo.secondaryCpuAbi = null; 7819 } else if (has32BitLibs && !has64BitLibs) { 7820 // The package has 32 bit libs but not 64 bit libs. Its primary 7821 // ABI should be 32 bit. 7822 7823 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7824 pkg.applicationInfo.secondaryCpuAbi = null; 7825 } else if (has32BitLibs && has64BitLibs) { 7826 // The application has both 64 and 32 bit bundled libraries. We check 7827 // here that the app declares multiArch support, and warn if it doesn't. 7828 // 7829 // We will be lenient here and record both ABIs. The primary will be the 7830 // ABI that's higher on the list, i.e, a device that's configured to prefer 7831 // 64 bit apps will see a 64 bit primary ABI, 7832 7833 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7834 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7835 } 7836 7837 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7838 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7839 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7840 } else { 7841 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7842 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7843 } 7844 } else { 7845 pkg.applicationInfo.primaryCpuAbi = null; 7846 pkg.applicationInfo.secondaryCpuAbi = null; 7847 } 7848 } 7849 7850 private void killApplication(String pkgName, int appId, String reason) { 7851 // Request the ActivityManager to kill the process(only for existing packages) 7852 // so that we do not end up in a confused state while the user is still using the older 7853 // version of the application while the new one gets installed. 7854 IActivityManager am = ActivityManagerNative.getDefault(); 7855 if (am != null) { 7856 try { 7857 am.killApplicationWithAppId(pkgName, appId, reason); 7858 } catch (RemoteException e) { 7859 } 7860 } 7861 } 7862 7863 void removePackageLI(PackageSetting ps, boolean chatty) { 7864 if (DEBUG_INSTALL) { 7865 if (chatty) 7866 Log.d(TAG, "Removing package " + ps.name); 7867 } 7868 7869 // writer 7870 synchronized (mPackages) { 7871 mPackages.remove(ps.name); 7872 final PackageParser.Package pkg = ps.pkg; 7873 if (pkg != null) { 7874 cleanPackageDataStructuresLILPw(pkg, chatty); 7875 } 7876 } 7877 } 7878 7879 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7880 if (DEBUG_INSTALL) { 7881 if (chatty) 7882 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7883 } 7884 7885 // writer 7886 synchronized (mPackages) { 7887 mPackages.remove(pkg.applicationInfo.packageName); 7888 cleanPackageDataStructuresLILPw(pkg, chatty); 7889 } 7890 } 7891 7892 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7893 int N = pkg.providers.size(); 7894 StringBuilder r = null; 7895 int i; 7896 for (i=0; i<N; i++) { 7897 PackageParser.Provider p = pkg.providers.get(i); 7898 mProviders.removeProvider(p); 7899 if (p.info.authority == null) { 7900 7901 /* There was another ContentProvider with this authority when 7902 * this app was installed so this authority is null, 7903 * Ignore it as we don't have to unregister the provider. 7904 */ 7905 continue; 7906 } 7907 String names[] = p.info.authority.split(";"); 7908 for (int j = 0; j < names.length; j++) { 7909 if (mProvidersByAuthority.get(names[j]) == p) { 7910 mProvidersByAuthority.remove(names[j]); 7911 if (DEBUG_REMOVE) { 7912 if (chatty) 7913 Log.d(TAG, "Unregistered content provider: " + names[j] 7914 + ", className = " + p.info.name + ", isSyncable = " 7915 + p.info.isSyncable); 7916 } 7917 } 7918 } 7919 if (DEBUG_REMOVE && chatty) { 7920 if (r == null) { 7921 r = new StringBuilder(256); 7922 } else { 7923 r.append(' '); 7924 } 7925 r.append(p.info.name); 7926 } 7927 } 7928 if (r != null) { 7929 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7930 } 7931 7932 N = pkg.services.size(); 7933 r = null; 7934 for (i=0; i<N; i++) { 7935 PackageParser.Service s = pkg.services.get(i); 7936 mServices.removeService(s); 7937 if (chatty) { 7938 if (r == null) { 7939 r = new StringBuilder(256); 7940 } else { 7941 r.append(' '); 7942 } 7943 r.append(s.info.name); 7944 } 7945 } 7946 if (r != null) { 7947 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7948 } 7949 7950 N = pkg.receivers.size(); 7951 r = null; 7952 for (i=0; i<N; i++) { 7953 PackageParser.Activity a = pkg.receivers.get(i); 7954 mReceivers.removeActivity(a, "receiver"); 7955 if (DEBUG_REMOVE && chatty) { 7956 if (r == null) { 7957 r = new StringBuilder(256); 7958 } else { 7959 r.append(' '); 7960 } 7961 r.append(a.info.name); 7962 } 7963 } 7964 if (r != null) { 7965 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7966 } 7967 7968 N = pkg.activities.size(); 7969 r = null; 7970 for (i=0; i<N; i++) { 7971 PackageParser.Activity a = pkg.activities.get(i); 7972 mActivities.removeActivity(a, "activity"); 7973 if (DEBUG_REMOVE && chatty) { 7974 if (r == null) { 7975 r = new StringBuilder(256); 7976 } else { 7977 r.append(' '); 7978 } 7979 r.append(a.info.name); 7980 } 7981 } 7982 if (r != null) { 7983 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7984 } 7985 7986 N = pkg.permissions.size(); 7987 r = null; 7988 for (i=0; i<N; i++) { 7989 PackageParser.Permission p = pkg.permissions.get(i); 7990 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7991 if (bp == null) { 7992 bp = mSettings.mPermissionTrees.get(p.info.name); 7993 } 7994 if (bp != null && bp.perm == p) { 7995 bp.perm = null; 7996 if (DEBUG_REMOVE && chatty) { 7997 if (r == null) { 7998 r = new StringBuilder(256); 7999 } else { 8000 r.append(' '); 8001 } 8002 r.append(p.info.name); 8003 } 8004 } 8005 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8006 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8007 if (appOpPerms != null) { 8008 appOpPerms.remove(pkg.packageName); 8009 } 8010 } 8011 } 8012 if (r != null) { 8013 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8014 } 8015 8016 N = pkg.requestedPermissions.size(); 8017 r = null; 8018 for (i=0; i<N; i++) { 8019 String perm = pkg.requestedPermissions.get(i); 8020 BasePermission bp = mSettings.mPermissions.get(perm); 8021 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8022 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8023 if (appOpPerms != null) { 8024 appOpPerms.remove(pkg.packageName); 8025 if (appOpPerms.isEmpty()) { 8026 mAppOpPermissionPackages.remove(perm); 8027 } 8028 } 8029 } 8030 } 8031 if (r != null) { 8032 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8033 } 8034 8035 N = pkg.instrumentation.size(); 8036 r = null; 8037 for (i=0; i<N; i++) { 8038 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8039 mInstrumentation.remove(a.getComponentName()); 8040 if (DEBUG_REMOVE && chatty) { 8041 if (r == null) { 8042 r = new StringBuilder(256); 8043 } else { 8044 r.append(' '); 8045 } 8046 r.append(a.info.name); 8047 } 8048 } 8049 if (r != null) { 8050 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8051 } 8052 8053 r = null; 8054 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8055 // Only system apps can hold shared libraries. 8056 if (pkg.libraryNames != null) { 8057 for (i=0; i<pkg.libraryNames.size(); i++) { 8058 String name = pkg.libraryNames.get(i); 8059 SharedLibraryEntry cur = mSharedLibraries.get(name); 8060 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8061 mSharedLibraries.remove(name); 8062 if (DEBUG_REMOVE && chatty) { 8063 if (r == null) { 8064 r = new StringBuilder(256); 8065 } else { 8066 r.append(' '); 8067 } 8068 r.append(name); 8069 } 8070 } 8071 } 8072 } 8073 } 8074 if (r != null) { 8075 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8076 } 8077 } 8078 8079 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8080 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8081 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8082 return true; 8083 } 8084 } 8085 return false; 8086 } 8087 8088 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8089 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8090 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8091 8092 private void updatePermissionsLPw(String changingPkg, 8093 PackageParser.Package pkgInfo, int flags) { 8094 // Make sure there are no dangling permission trees. 8095 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8096 while (it.hasNext()) { 8097 final BasePermission bp = it.next(); 8098 if (bp.packageSetting == null) { 8099 // We may not yet have parsed the package, so just see if 8100 // we still know about its settings. 8101 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8102 } 8103 if (bp.packageSetting == null) { 8104 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8105 + " from package " + bp.sourcePackage); 8106 it.remove(); 8107 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8108 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8109 Slog.i(TAG, "Removing old permission tree: " + bp.name 8110 + " from package " + bp.sourcePackage); 8111 flags |= UPDATE_PERMISSIONS_ALL; 8112 it.remove(); 8113 } 8114 } 8115 } 8116 8117 // Make sure all dynamic permissions have been assigned to a package, 8118 // and make sure there are no dangling permissions. 8119 it = mSettings.mPermissions.values().iterator(); 8120 while (it.hasNext()) { 8121 final BasePermission bp = it.next(); 8122 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8123 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8124 + bp.name + " pkg=" + bp.sourcePackage 8125 + " info=" + bp.pendingInfo); 8126 if (bp.packageSetting == null && bp.pendingInfo != null) { 8127 final BasePermission tree = findPermissionTreeLP(bp.name); 8128 if (tree != null && tree.perm != null) { 8129 bp.packageSetting = tree.packageSetting; 8130 bp.perm = new PackageParser.Permission(tree.perm.owner, 8131 new PermissionInfo(bp.pendingInfo)); 8132 bp.perm.info.packageName = tree.perm.info.packageName; 8133 bp.perm.info.name = bp.name; 8134 bp.uid = tree.uid; 8135 } 8136 } 8137 } 8138 if (bp.packageSetting == null) { 8139 // We may not yet have parsed the package, so just see if 8140 // we still know about its settings. 8141 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8142 } 8143 if (bp.packageSetting == null) { 8144 Slog.w(TAG, "Removing dangling permission: " + bp.name 8145 + " from package " + bp.sourcePackage); 8146 it.remove(); 8147 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8148 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8149 Slog.i(TAG, "Removing old permission: " + bp.name 8150 + " from package " + bp.sourcePackage); 8151 flags |= UPDATE_PERMISSIONS_ALL; 8152 it.remove(); 8153 } 8154 } 8155 } 8156 8157 // Now update the permissions for all packages, in particular 8158 // replace the granted permissions of the system packages. 8159 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8160 for (PackageParser.Package pkg : mPackages.values()) { 8161 if (pkg != pkgInfo) { 8162 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8163 changingPkg); 8164 } 8165 } 8166 } 8167 8168 if (pkgInfo != null) { 8169 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8170 } 8171 } 8172 8173 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8174 String packageOfInterest) { 8175 // IMPORTANT: There are two types of permissions: install and runtime. 8176 // Install time permissions are granted when the app is installed to 8177 // all device users and users added in the future. Runtime permissions 8178 // are granted at runtime explicitly to specific users. Normal and signature 8179 // protected permissions are install time permissions. Dangerous permissions 8180 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8181 // otherwise they are runtime permissions. This function does not manage 8182 // runtime permissions except for the case an app targeting Lollipop MR1 8183 // being upgraded to target a newer SDK, in which case dangerous permissions 8184 // are transformed from install time to runtime ones. 8185 8186 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8187 if (ps == null) { 8188 return; 8189 } 8190 8191 PermissionsState permissionsState = ps.getPermissionsState(); 8192 PermissionsState origPermissions = permissionsState; 8193 8194 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8195 8196 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8197 8198 boolean changedInstallPermission = false; 8199 8200 if (replace) { 8201 ps.installPermissionsFixed = false; 8202 if (!ps.isSharedUser()) { 8203 origPermissions = new PermissionsState(permissionsState); 8204 permissionsState.reset(); 8205 } 8206 } 8207 8208 permissionsState.setGlobalGids(mGlobalGids); 8209 8210 final int N = pkg.requestedPermissions.size(); 8211 for (int i=0; i<N; i++) { 8212 final String name = pkg.requestedPermissions.get(i); 8213 final BasePermission bp = mSettings.mPermissions.get(name); 8214 8215 if (DEBUG_INSTALL) { 8216 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8217 } 8218 8219 if (bp == null || bp.packageSetting == null) { 8220 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8221 Slog.w(TAG, "Unknown permission " + name 8222 + " in package " + pkg.packageName); 8223 } 8224 continue; 8225 } 8226 8227 final String perm = bp.name; 8228 boolean allowedSig = false; 8229 int grant = GRANT_DENIED; 8230 8231 // Keep track of app op permissions. 8232 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8233 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8234 if (pkgs == null) { 8235 pkgs = new ArraySet<>(); 8236 mAppOpPermissionPackages.put(bp.name, pkgs); 8237 } 8238 pkgs.add(pkg.packageName); 8239 } 8240 8241 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8242 switch (level) { 8243 case PermissionInfo.PROTECTION_NORMAL: { 8244 // For all apps normal permissions are install time ones. 8245 grant = GRANT_INSTALL; 8246 } break; 8247 8248 case PermissionInfo.PROTECTION_DANGEROUS: { 8249 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8250 // For legacy apps dangerous permissions are install time ones. 8251 grant = GRANT_INSTALL_LEGACY; 8252 } else if (origPermissions.hasInstallPermission(bp.name)) { 8253 // For legacy apps that became modern, install becomes runtime. 8254 grant = GRANT_UPGRADE; 8255 } else { 8256 // For modern apps keep runtime permissions unchanged. 8257 grant = GRANT_RUNTIME; 8258 } 8259 } break; 8260 8261 case PermissionInfo.PROTECTION_SIGNATURE: { 8262 // For all apps signature permissions are install time ones. 8263 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8264 if (allowedSig) { 8265 grant = GRANT_INSTALL; 8266 } 8267 } break; 8268 } 8269 8270 if (DEBUG_INSTALL) { 8271 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8272 } 8273 8274 if (grant != GRANT_DENIED) { 8275 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8276 // If this is an existing, non-system package, then 8277 // we can't add any new permissions to it. 8278 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8279 // Except... if this is a permission that was added 8280 // to the platform (note: need to only do this when 8281 // updating the platform). 8282 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8283 grant = GRANT_DENIED; 8284 } 8285 } 8286 } 8287 8288 switch (grant) { 8289 case GRANT_INSTALL: { 8290 // Revoke this as runtime permission to handle the case of 8291 // a runtime permission being downgraded to an install one. 8292 for (int userId : UserManagerService.getInstance().getUserIds()) { 8293 if (origPermissions.getRuntimePermissionState( 8294 bp.name, userId) != null) { 8295 // Revoke the runtime permission and clear the flags. 8296 origPermissions.revokeRuntimePermission(bp, userId); 8297 origPermissions.updatePermissionFlags(bp, userId, 8298 PackageManager.MASK_PERMISSION_FLAGS, 0); 8299 // If we revoked a permission permission, we have to write. 8300 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8301 changedRuntimePermissionUserIds, userId); 8302 } 8303 } 8304 // Grant an install permission. 8305 if (permissionsState.grantInstallPermission(bp) != 8306 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8307 changedInstallPermission = true; 8308 } 8309 } break; 8310 8311 case GRANT_INSTALL_LEGACY: { 8312 // Grant an install permission. 8313 if (permissionsState.grantInstallPermission(bp) != 8314 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8315 changedInstallPermission = true; 8316 } 8317 } break; 8318 8319 case GRANT_RUNTIME: { 8320 // Grant previously granted runtime permissions. 8321 for (int userId : UserManagerService.getInstance().getUserIds()) { 8322 PermissionState permissionState = origPermissions 8323 .getRuntimePermissionState(bp.name, userId); 8324 final int flags = permissionState != null 8325 ? permissionState.getFlags() : 0; 8326 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8327 if (permissionsState.grantRuntimePermission(bp, userId) == 8328 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8329 // If we cannot put the permission as it was, we have to write. 8330 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8331 changedRuntimePermissionUserIds, userId); 8332 } 8333 } 8334 // Propagate the permission flags. 8335 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8336 } 8337 } break; 8338 8339 case GRANT_UPGRADE: { 8340 // Grant runtime permissions for a previously held install permission. 8341 PermissionState permissionState = origPermissions 8342 .getInstallPermissionState(bp.name); 8343 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8344 8345 if (origPermissions.revokeInstallPermission(bp) 8346 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8347 // We will be transferring the permission flags, so clear them. 8348 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8349 PackageManager.MASK_PERMISSION_FLAGS, 0); 8350 changedInstallPermission = true; 8351 } 8352 8353 // If the permission is not to be promoted to runtime we ignore it and 8354 // also its other flags as they are not applicable to install permissions. 8355 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8356 for (int userId : currentUserIds) { 8357 if (permissionsState.grantRuntimePermission(bp, userId) != 8358 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8359 // Transfer the permission flags. 8360 permissionsState.updatePermissionFlags(bp, userId, 8361 flags, flags); 8362 // If we granted the permission, we have to write. 8363 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8364 changedRuntimePermissionUserIds, userId); 8365 } 8366 } 8367 } 8368 } break; 8369 8370 default: { 8371 if (packageOfInterest == null 8372 || packageOfInterest.equals(pkg.packageName)) { 8373 Slog.w(TAG, "Not granting permission " + perm 8374 + " to package " + pkg.packageName 8375 + " because it was previously installed without"); 8376 } 8377 } break; 8378 } 8379 } else { 8380 if (permissionsState.revokeInstallPermission(bp) != 8381 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8382 // Also drop the permission flags. 8383 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8384 PackageManager.MASK_PERMISSION_FLAGS, 0); 8385 changedInstallPermission = true; 8386 Slog.i(TAG, "Un-granting permission " + perm 8387 + " from package " + pkg.packageName 8388 + " (protectionLevel=" + bp.protectionLevel 8389 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8390 + ")"); 8391 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8392 // Don't print warning for app op permissions, since it is fine for them 8393 // not to be granted, there is a UI for the user to decide. 8394 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8395 Slog.w(TAG, "Not granting permission " + perm 8396 + " to package " + pkg.packageName 8397 + " (protectionLevel=" + bp.protectionLevel 8398 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8399 + ")"); 8400 } 8401 } 8402 } 8403 } 8404 8405 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8406 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8407 // This is the first that we have heard about this package, so the 8408 // permissions we have now selected are fixed until explicitly 8409 // changed. 8410 ps.installPermissionsFixed = true; 8411 } 8412 8413 // Persist the runtime permissions state for users with changes. 8414 for (int userId : changedRuntimePermissionUserIds) { 8415 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8416 } 8417 } 8418 8419 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8420 boolean allowed = false; 8421 final int NP = PackageParser.NEW_PERMISSIONS.length; 8422 for (int ip=0; ip<NP; ip++) { 8423 final PackageParser.NewPermissionInfo npi 8424 = PackageParser.NEW_PERMISSIONS[ip]; 8425 if (npi.name.equals(perm) 8426 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8427 allowed = true; 8428 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8429 + pkg.packageName); 8430 break; 8431 } 8432 } 8433 return allowed; 8434 } 8435 8436 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8437 BasePermission bp, PermissionsState origPermissions) { 8438 boolean allowed; 8439 allowed = (compareSignatures( 8440 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8441 == PackageManager.SIGNATURE_MATCH) 8442 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8443 == PackageManager.SIGNATURE_MATCH); 8444 if (!allowed && (bp.protectionLevel 8445 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8446 if (isSystemApp(pkg)) { 8447 // For updated system applications, a system permission 8448 // is granted only if it had been defined by the original application. 8449 if (pkg.isUpdatedSystemApp()) { 8450 final PackageSetting sysPs = mSettings 8451 .getDisabledSystemPkgLPr(pkg.packageName); 8452 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8453 // If the original was granted this permission, we take 8454 // that grant decision as read and propagate it to the 8455 // update. 8456 if (sysPs.isPrivileged()) { 8457 allowed = true; 8458 } 8459 } else { 8460 // The system apk may have been updated with an older 8461 // version of the one on the data partition, but which 8462 // granted a new system permission that it didn't have 8463 // before. In this case we do want to allow the app to 8464 // now get the new permission if the ancestral apk is 8465 // privileged to get it. 8466 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8467 for (int j=0; 8468 j<sysPs.pkg.requestedPermissions.size(); j++) { 8469 if (perm.equals( 8470 sysPs.pkg.requestedPermissions.get(j))) { 8471 allowed = true; 8472 break; 8473 } 8474 } 8475 } 8476 } 8477 } else { 8478 allowed = isPrivilegedApp(pkg); 8479 } 8480 } 8481 } 8482 if (!allowed) { 8483 if (!allowed && (bp.protectionLevel 8484 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8485 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8486 // If this was a previously normal/dangerous permission that got moved 8487 // to a system permission as part of the runtime permission redesign, then 8488 // we still want to blindly grant it to old apps. 8489 allowed = true; 8490 } 8491 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8492 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8493 // If this permission is to be granted to the system installer and 8494 // this app is an installer, then it gets the permission. 8495 allowed = true; 8496 } 8497 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8498 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8499 // If this permission is to be granted to the system verifier and 8500 // this app is a verifier, then it gets the permission. 8501 allowed = true; 8502 } 8503 if (!allowed && (bp.protectionLevel 8504 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8505 && isSystemApp(pkg)) { 8506 // Any pre-installed system app is allowed to get this permission. 8507 allowed = true; 8508 } 8509 if (!allowed && (bp.protectionLevel 8510 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8511 // For development permissions, a development permission 8512 // is granted only if it was already granted. 8513 allowed = origPermissions.hasInstallPermission(perm); 8514 } 8515 } 8516 return allowed; 8517 } 8518 8519 final class ActivityIntentResolver 8520 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8521 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8522 boolean defaultOnly, int userId) { 8523 if (!sUserManager.exists(userId)) return null; 8524 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8525 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8526 } 8527 8528 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8529 int userId) { 8530 if (!sUserManager.exists(userId)) return null; 8531 mFlags = flags; 8532 return super.queryIntent(intent, resolvedType, 8533 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8534 } 8535 8536 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8537 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8538 if (!sUserManager.exists(userId)) return null; 8539 if (packageActivities == null) { 8540 return null; 8541 } 8542 mFlags = flags; 8543 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8544 final int N = packageActivities.size(); 8545 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8546 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8547 8548 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8549 for (int i = 0; i < N; ++i) { 8550 intentFilters = packageActivities.get(i).intents; 8551 if (intentFilters != null && intentFilters.size() > 0) { 8552 PackageParser.ActivityIntentInfo[] array = 8553 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8554 intentFilters.toArray(array); 8555 listCut.add(array); 8556 } 8557 } 8558 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8559 } 8560 8561 public final void addActivity(PackageParser.Activity a, String type) { 8562 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8563 mActivities.put(a.getComponentName(), a); 8564 if (DEBUG_SHOW_INFO) 8565 Log.v( 8566 TAG, " " + type + " " + 8567 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8568 if (DEBUG_SHOW_INFO) 8569 Log.v(TAG, " Class=" + a.info.name); 8570 final int NI = a.intents.size(); 8571 for (int j=0; j<NI; j++) { 8572 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8573 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8574 intent.setPriority(0); 8575 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8576 + a.className + " with priority > 0, forcing to 0"); 8577 } 8578 if (DEBUG_SHOW_INFO) { 8579 Log.v(TAG, " IntentFilter:"); 8580 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8581 } 8582 if (!intent.debugCheck()) { 8583 Log.w(TAG, "==> For Activity " + a.info.name); 8584 } 8585 addFilter(intent); 8586 } 8587 } 8588 8589 public final void removeActivity(PackageParser.Activity a, String type) { 8590 mActivities.remove(a.getComponentName()); 8591 if (DEBUG_SHOW_INFO) { 8592 Log.v(TAG, " " + type + " " 8593 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8594 : a.info.name) + ":"); 8595 Log.v(TAG, " Class=" + a.info.name); 8596 } 8597 final int NI = a.intents.size(); 8598 for (int j=0; j<NI; j++) { 8599 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8600 if (DEBUG_SHOW_INFO) { 8601 Log.v(TAG, " IntentFilter:"); 8602 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8603 } 8604 removeFilter(intent); 8605 } 8606 } 8607 8608 @Override 8609 protected boolean allowFilterResult( 8610 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8611 ActivityInfo filterAi = filter.activity.info; 8612 for (int i=dest.size()-1; i>=0; i--) { 8613 ActivityInfo destAi = dest.get(i).activityInfo; 8614 if (destAi.name == filterAi.name 8615 && destAi.packageName == filterAi.packageName) { 8616 return false; 8617 } 8618 } 8619 return true; 8620 } 8621 8622 @Override 8623 protected ActivityIntentInfo[] newArray(int size) { 8624 return new ActivityIntentInfo[size]; 8625 } 8626 8627 @Override 8628 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8629 if (!sUserManager.exists(userId)) return true; 8630 PackageParser.Package p = filter.activity.owner; 8631 if (p != null) { 8632 PackageSetting ps = (PackageSetting)p.mExtras; 8633 if (ps != null) { 8634 // System apps are never considered stopped for purposes of 8635 // filtering, because there may be no way for the user to 8636 // actually re-launch them. 8637 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8638 && ps.getStopped(userId); 8639 } 8640 } 8641 return false; 8642 } 8643 8644 @Override 8645 protected boolean isPackageForFilter(String packageName, 8646 PackageParser.ActivityIntentInfo info) { 8647 return packageName.equals(info.activity.owner.packageName); 8648 } 8649 8650 @Override 8651 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8652 int match, int userId) { 8653 if (!sUserManager.exists(userId)) return null; 8654 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8655 return null; 8656 } 8657 final PackageParser.Activity activity = info.activity; 8658 if (mSafeMode && (activity.info.applicationInfo.flags 8659 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8660 return null; 8661 } 8662 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8663 if (ps == null) { 8664 return null; 8665 } 8666 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8667 ps.readUserState(userId), userId); 8668 if (ai == null) { 8669 return null; 8670 } 8671 final ResolveInfo res = new ResolveInfo(); 8672 res.activityInfo = ai; 8673 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8674 res.filter = info; 8675 } 8676 if (info != null) { 8677 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8678 } 8679 res.priority = info.getPriority(); 8680 res.preferredOrder = activity.owner.mPreferredOrder; 8681 //System.out.println("Result: " + res.activityInfo.className + 8682 // " = " + res.priority); 8683 res.match = match; 8684 res.isDefault = info.hasDefault; 8685 res.labelRes = info.labelRes; 8686 res.nonLocalizedLabel = info.nonLocalizedLabel; 8687 if (userNeedsBadging(userId)) { 8688 res.noResourceId = true; 8689 } else { 8690 res.icon = info.icon; 8691 } 8692 res.iconResourceId = info.icon; 8693 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8694 return res; 8695 } 8696 8697 @Override 8698 protected void sortResults(List<ResolveInfo> results) { 8699 Collections.sort(results, mResolvePrioritySorter); 8700 } 8701 8702 @Override 8703 protected void dumpFilter(PrintWriter out, String prefix, 8704 PackageParser.ActivityIntentInfo filter) { 8705 out.print(prefix); out.print( 8706 Integer.toHexString(System.identityHashCode(filter.activity))); 8707 out.print(' '); 8708 filter.activity.printComponentShortName(out); 8709 out.print(" filter "); 8710 out.println(Integer.toHexString(System.identityHashCode(filter))); 8711 } 8712 8713 @Override 8714 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8715 return filter.activity; 8716 } 8717 8718 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8719 PackageParser.Activity activity = (PackageParser.Activity)label; 8720 out.print(prefix); out.print( 8721 Integer.toHexString(System.identityHashCode(activity))); 8722 out.print(' '); 8723 activity.printComponentShortName(out); 8724 if (count > 1) { 8725 out.print(" ("); out.print(count); out.print(" filters)"); 8726 } 8727 out.println(); 8728 } 8729 8730// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8731// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8732// final List<ResolveInfo> retList = Lists.newArrayList(); 8733// while (i.hasNext()) { 8734// final ResolveInfo resolveInfo = i.next(); 8735// if (isEnabledLP(resolveInfo.activityInfo)) { 8736// retList.add(resolveInfo); 8737// } 8738// } 8739// return retList; 8740// } 8741 8742 // Keys are String (activity class name), values are Activity. 8743 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8744 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8745 private int mFlags; 8746 } 8747 8748 private final class ServiceIntentResolver 8749 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8750 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8751 boolean defaultOnly, int userId) { 8752 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8753 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8754 } 8755 8756 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8757 int userId) { 8758 if (!sUserManager.exists(userId)) return null; 8759 mFlags = flags; 8760 return super.queryIntent(intent, resolvedType, 8761 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8762 } 8763 8764 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8765 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8766 if (!sUserManager.exists(userId)) return null; 8767 if (packageServices == null) { 8768 return null; 8769 } 8770 mFlags = flags; 8771 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8772 final int N = packageServices.size(); 8773 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8774 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8775 8776 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8777 for (int i = 0; i < N; ++i) { 8778 intentFilters = packageServices.get(i).intents; 8779 if (intentFilters != null && intentFilters.size() > 0) { 8780 PackageParser.ServiceIntentInfo[] array = 8781 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8782 intentFilters.toArray(array); 8783 listCut.add(array); 8784 } 8785 } 8786 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8787 } 8788 8789 public final void addService(PackageParser.Service s) { 8790 mServices.put(s.getComponentName(), s); 8791 if (DEBUG_SHOW_INFO) { 8792 Log.v(TAG, " " 8793 + (s.info.nonLocalizedLabel != null 8794 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8795 Log.v(TAG, " Class=" + s.info.name); 8796 } 8797 final int NI = s.intents.size(); 8798 int j; 8799 for (j=0; j<NI; j++) { 8800 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8801 if (DEBUG_SHOW_INFO) { 8802 Log.v(TAG, " IntentFilter:"); 8803 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8804 } 8805 if (!intent.debugCheck()) { 8806 Log.w(TAG, "==> For Service " + s.info.name); 8807 } 8808 addFilter(intent); 8809 } 8810 } 8811 8812 public final void removeService(PackageParser.Service s) { 8813 mServices.remove(s.getComponentName()); 8814 if (DEBUG_SHOW_INFO) { 8815 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8816 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8817 Log.v(TAG, " Class=" + s.info.name); 8818 } 8819 final int NI = s.intents.size(); 8820 int j; 8821 for (j=0; j<NI; j++) { 8822 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8823 if (DEBUG_SHOW_INFO) { 8824 Log.v(TAG, " IntentFilter:"); 8825 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8826 } 8827 removeFilter(intent); 8828 } 8829 } 8830 8831 @Override 8832 protected boolean allowFilterResult( 8833 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8834 ServiceInfo filterSi = filter.service.info; 8835 for (int i=dest.size()-1; i>=0; i--) { 8836 ServiceInfo destAi = dest.get(i).serviceInfo; 8837 if (destAi.name == filterSi.name 8838 && destAi.packageName == filterSi.packageName) { 8839 return false; 8840 } 8841 } 8842 return true; 8843 } 8844 8845 @Override 8846 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8847 return new PackageParser.ServiceIntentInfo[size]; 8848 } 8849 8850 @Override 8851 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8852 if (!sUserManager.exists(userId)) return true; 8853 PackageParser.Package p = filter.service.owner; 8854 if (p != null) { 8855 PackageSetting ps = (PackageSetting)p.mExtras; 8856 if (ps != null) { 8857 // System apps are never considered stopped for purposes of 8858 // filtering, because there may be no way for the user to 8859 // actually re-launch them. 8860 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8861 && ps.getStopped(userId); 8862 } 8863 } 8864 return false; 8865 } 8866 8867 @Override 8868 protected boolean isPackageForFilter(String packageName, 8869 PackageParser.ServiceIntentInfo info) { 8870 return packageName.equals(info.service.owner.packageName); 8871 } 8872 8873 @Override 8874 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8875 int match, int userId) { 8876 if (!sUserManager.exists(userId)) return null; 8877 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8878 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8879 return null; 8880 } 8881 final PackageParser.Service service = info.service; 8882 if (mSafeMode && (service.info.applicationInfo.flags 8883 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8884 return null; 8885 } 8886 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8887 if (ps == null) { 8888 return null; 8889 } 8890 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8891 ps.readUserState(userId), userId); 8892 if (si == null) { 8893 return null; 8894 } 8895 final ResolveInfo res = new ResolveInfo(); 8896 res.serviceInfo = si; 8897 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8898 res.filter = filter; 8899 } 8900 res.priority = info.getPriority(); 8901 res.preferredOrder = service.owner.mPreferredOrder; 8902 res.match = match; 8903 res.isDefault = info.hasDefault; 8904 res.labelRes = info.labelRes; 8905 res.nonLocalizedLabel = info.nonLocalizedLabel; 8906 res.icon = info.icon; 8907 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8908 return res; 8909 } 8910 8911 @Override 8912 protected void sortResults(List<ResolveInfo> results) { 8913 Collections.sort(results, mResolvePrioritySorter); 8914 } 8915 8916 @Override 8917 protected void dumpFilter(PrintWriter out, String prefix, 8918 PackageParser.ServiceIntentInfo filter) { 8919 out.print(prefix); out.print( 8920 Integer.toHexString(System.identityHashCode(filter.service))); 8921 out.print(' '); 8922 filter.service.printComponentShortName(out); 8923 out.print(" filter "); 8924 out.println(Integer.toHexString(System.identityHashCode(filter))); 8925 } 8926 8927 @Override 8928 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8929 return filter.service; 8930 } 8931 8932 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8933 PackageParser.Service service = (PackageParser.Service)label; 8934 out.print(prefix); out.print( 8935 Integer.toHexString(System.identityHashCode(service))); 8936 out.print(' '); 8937 service.printComponentShortName(out); 8938 if (count > 1) { 8939 out.print(" ("); out.print(count); out.print(" filters)"); 8940 } 8941 out.println(); 8942 } 8943 8944// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8945// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8946// final List<ResolveInfo> retList = Lists.newArrayList(); 8947// while (i.hasNext()) { 8948// final ResolveInfo resolveInfo = (ResolveInfo) i; 8949// if (isEnabledLP(resolveInfo.serviceInfo)) { 8950// retList.add(resolveInfo); 8951// } 8952// } 8953// return retList; 8954// } 8955 8956 // Keys are String (activity class name), values are Activity. 8957 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8958 = new ArrayMap<ComponentName, PackageParser.Service>(); 8959 private int mFlags; 8960 }; 8961 8962 private final class ProviderIntentResolver 8963 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8964 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8965 boolean defaultOnly, int userId) { 8966 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8967 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8968 } 8969 8970 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8971 int userId) { 8972 if (!sUserManager.exists(userId)) 8973 return null; 8974 mFlags = flags; 8975 return super.queryIntent(intent, resolvedType, 8976 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8977 } 8978 8979 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8980 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8981 if (!sUserManager.exists(userId)) 8982 return null; 8983 if (packageProviders == null) { 8984 return null; 8985 } 8986 mFlags = flags; 8987 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8988 final int N = packageProviders.size(); 8989 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8990 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8991 8992 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8993 for (int i = 0; i < N; ++i) { 8994 intentFilters = packageProviders.get(i).intents; 8995 if (intentFilters != null && intentFilters.size() > 0) { 8996 PackageParser.ProviderIntentInfo[] array = 8997 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8998 intentFilters.toArray(array); 8999 listCut.add(array); 9000 } 9001 } 9002 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9003 } 9004 9005 public final void addProvider(PackageParser.Provider p) { 9006 if (mProviders.containsKey(p.getComponentName())) { 9007 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9008 return; 9009 } 9010 9011 mProviders.put(p.getComponentName(), p); 9012 if (DEBUG_SHOW_INFO) { 9013 Log.v(TAG, " " 9014 + (p.info.nonLocalizedLabel != null 9015 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9016 Log.v(TAG, " Class=" + p.info.name); 9017 } 9018 final int NI = p.intents.size(); 9019 int j; 9020 for (j = 0; j < NI; j++) { 9021 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9022 if (DEBUG_SHOW_INFO) { 9023 Log.v(TAG, " IntentFilter:"); 9024 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9025 } 9026 if (!intent.debugCheck()) { 9027 Log.w(TAG, "==> For Provider " + p.info.name); 9028 } 9029 addFilter(intent); 9030 } 9031 } 9032 9033 public final void removeProvider(PackageParser.Provider p) { 9034 mProviders.remove(p.getComponentName()); 9035 if (DEBUG_SHOW_INFO) { 9036 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9037 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9038 Log.v(TAG, " Class=" + p.info.name); 9039 } 9040 final int NI = p.intents.size(); 9041 int j; 9042 for (j = 0; j < NI; j++) { 9043 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9044 if (DEBUG_SHOW_INFO) { 9045 Log.v(TAG, " IntentFilter:"); 9046 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9047 } 9048 removeFilter(intent); 9049 } 9050 } 9051 9052 @Override 9053 protected boolean allowFilterResult( 9054 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9055 ProviderInfo filterPi = filter.provider.info; 9056 for (int i = dest.size() - 1; i >= 0; i--) { 9057 ProviderInfo destPi = dest.get(i).providerInfo; 9058 if (destPi.name == filterPi.name 9059 && destPi.packageName == filterPi.packageName) { 9060 return false; 9061 } 9062 } 9063 return true; 9064 } 9065 9066 @Override 9067 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9068 return new PackageParser.ProviderIntentInfo[size]; 9069 } 9070 9071 @Override 9072 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9073 if (!sUserManager.exists(userId)) 9074 return true; 9075 PackageParser.Package p = filter.provider.owner; 9076 if (p != null) { 9077 PackageSetting ps = (PackageSetting) p.mExtras; 9078 if (ps != null) { 9079 // System apps are never considered stopped for purposes of 9080 // filtering, because there may be no way for the user to 9081 // actually re-launch them. 9082 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9083 && ps.getStopped(userId); 9084 } 9085 } 9086 return false; 9087 } 9088 9089 @Override 9090 protected boolean isPackageForFilter(String packageName, 9091 PackageParser.ProviderIntentInfo info) { 9092 return packageName.equals(info.provider.owner.packageName); 9093 } 9094 9095 @Override 9096 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9097 int match, int userId) { 9098 if (!sUserManager.exists(userId)) 9099 return null; 9100 final PackageParser.ProviderIntentInfo info = filter; 9101 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9102 return null; 9103 } 9104 final PackageParser.Provider provider = info.provider; 9105 if (mSafeMode && (provider.info.applicationInfo.flags 9106 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9107 return null; 9108 } 9109 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9110 if (ps == null) { 9111 return null; 9112 } 9113 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9114 ps.readUserState(userId), userId); 9115 if (pi == null) { 9116 return null; 9117 } 9118 final ResolveInfo res = new ResolveInfo(); 9119 res.providerInfo = pi; 9120 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9121 res.filter = filter; 9122 } 9123 res.priority = info.getPriority(); 9124 res.preferredOrder = provider.owner.mPreferredOrder; 9125 res.match = match; 9126 res.isDefault = info.hasDefault; 9127 res.labelRes = info.labelRes; 9128 res.nonLocalizedLabel = info.nonLocalizedLabel; 9129 res.icon = info.icon; 9130 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9131 return res; 9132 } 9133 9134 @Override 9135 protected void sortResults(List<ResolveInfo> results) { 9136 Collections.sort(results, mResolvePrioritySorter); 9137 } 9138 9139 @Override 9140 protected void dumpFilter(PrintWriter out, String prefix, 9141 PackageParser.ProviderIntentInfo filter) { 9142 out.print(prefix); 9143 out.print( 9144 Integer.toHexString(System.identityHashCode(filter.provider))); 9145 out.print(' '); 9146 filter.provider.printComponentShortName(out); 9147 out.print(" filter "); 9148 out.println(Integer.toHexString(System.identityHashCode(filter))); 9149 } 9150 9151 @Override 9152 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9153 return filter.provider; 9154 } 9155 9156 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9157 PackageParser.Provider provider = (PackageParser.Provider)label; 9158 out.print(prefix); out.print( 9159 Integer.toHexString(System.identityHashCode(provider))); 9160 out.print(' '); 9161 provider.printComponentShortName(out); 9162 if (count > 1) { 9163 out.print(" ("); out.print(count); out.print(" filters)"); 9164 } 9165 out.println(); 9166 } 9167 9168 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9169 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9170 private int mFlags; 9171 }; 9172 9173 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9174 new Comparator<ResolveInfo>() { 9175 public int compare(ResolveInfo r1, ResolveInfo r2) { 9176 int v1 = r1.priority; 9177 int v2 = r2.priority; 9178 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9179 if (v1 != v2) { 9180 return (v1 > v2) ? -1 : 1; 9181 } 9182 v1 = r1.preferredOrder; 9183 v2 = r2.preferredOrder; 9184 if (v1 != v2) { 9185 return (v1 > v2) ? -1 : 1; 9186 } 9187 if (r1.isDefault != r2.isDefault) { 9188 return r1.isDefault ? -1 : 1; 9189 } 9190 v1 = r1.match; 9191 v2 = r2.match; 9192 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9193 if (v1 != v2) { 9194 return (v1 > v2) ? -1 : 1; 9195 } 9196 if (r1.system != r2.system) { 9197 return r1.system ? -1 : 1; 9198 } 9199 return 0; 9200 } 9201 }; 9202 9203 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9204 new Comparator<ProviderInfo>() { 9205 public int compare(ProviderInfo p1, ProviderInfo p2) { 9206 final int v1 = p1.initOrder; 9207 final int v2 = p2.initOrder; 9208 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9209 } 9210 }; 9211 9212 final void sendPackageBroadcast(final String action, final String pkg, 9213 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9214 final int[] userIds) { 9215 mHandler.post(new Runnable() { 9216 @Override 9217 public void run() { 9218 try { 9219 final IActivityManager am = ActivityManagerNative.getDefault(); 9220 if (am == null) return; 9221 final int[] resolvedUserIds; 9222 if (userIds == null) { 9223 resolvedUserIds = am.getRunningUserIds(); 9224 } else { 9225 resolvedUserIds = userIds; 9226 } 9227 for (int id : resolvedUserIds) { 9228 final Intent intent = new Intent(action, 9229 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9230 if (extras != null) { 9231 intent.putExtras(extras); 9232 } 9233 if (targetPkg != null) { 9234 intent.setPackage(targetPkg); 9235 } 9236 // Modify the UID when posting to other users 9237 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9238 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9239 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9240 intent.putExtra(Intent.EXTRA_UID, uid); 9241 } 9242 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9243 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9244 if (DEBUG_BROADCASTS) { 9245 RuntimeException here = new RuntimeException("here"); 9246 here.fillInStackTrace(); 9247 Slog.d(TAG, "Sending to user " + id + ": " 9248 + intent.toShortString(false, true, false, false) 9249 + " " + intent.getExtras(), here); 9250 } 9251 am.broadcastIntent(null, intent, null, finishedReceiver, 9252 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9253 null, finishedReceiver != null, false, id); 9254 } 9255 } catch (RemoteException ex) { 9256 } 9257 } 9258 }); 9259 } 9260 9261 /** 9262 * Check if the external storage media is available. This is true if there 9263 * is a mounted external storage medium or if the external storage is 9264 * emulated. 9265 */ 9266 private boolean isExternalMediaAvailable() { 9267 return mMediaMounted || Environment.isExternalStorageEmulated(); 9268 } 9269 9270 @Override 9271 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9272 // writer 9273 synchronized (mPackages) { 9274 if (!isExternalMediaAvailable()) { 9275 // If the external storage is no longer mounted at this point, 9276 // the caller may not have been able to delete all of this 9277 // packages files and can not delete any more. Bail. 9278 return null; 9279 } 9280 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9281 if (lastPackage != null) { 9282 pkgs.remove(lastPackage); 9283 } 9284 if (pkgs.size() > 0) { 9285 return pkgs.get(0); 9286 } 9287 } 9288 return null; 9289 } 9290 9291 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9292 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9293 userId, andCode ? 1 : 0, packageName); 9294 if (mSystemReady) { 9295 msg.sendToTarget(); 9296 } else { 9297 if (mPostSystemReadyMessages == null) { 9298 mPostSystemReadyMessages = new ArrayList<>(); 9299 } 9300 mPostSystemReadyMessages.add(msg); 9301 } 9302 } 9303 9304 void startCleaningPackages() { 9305 // reader 9306 synchronized (mPackages) { 9307 if (!isExternalMediaAvailable()) { 9308 return; 9309 } 9310 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9311 return; 9312 } 9313 } 9314 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9315 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9316 IActivityManager am = ActivityManagerNative.getDefault(); 9317 if (am != null) { 9318 try { 9319 am.startService(null, intent, null, mContext.getOpPackageName(), 9320 UserHandle.USER_OWNER); 9321 } catch (RemoteException e) { 9322 } 9323 } 9324 } 9325 9326 @Override 9327 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9328 int installFlags, String installerPackageName, VerificationParams verificationParams, 9329 String packageAbiOverride) { 9330 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9331 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9332 } 9333 9334 @Override 9335 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9336 int installFlags, String installerPackageName, VerificationParams verificationParams, 9337 String packageAbiOverride, int userId) { 9338 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9339 9340 final int callingUid = Binder.getCallingUid(); 9341 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9342 9343 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9344 try { 9345 if (observer != null) { 9346 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9347 } 9348 } catch (RemoteException re) { 9349 } 9350 return; 9351 } 9352 9353 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9354 installFlags |= PackageManager.INSTALL_FROM_ADB; 9355 9356 } else { 9357 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9358 // about installerPackageName. 9359 9360 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9361 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9362 } 9363 9364 UserHandle user; 9365 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9366 user = UserHandle.ALL; 9367 } else { 9368 user = new UserHandle(userId); 9369 } 9370 9371 // Only system components can circumvent runtime permissions when installing. 9372 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9373 && mContext.checkCallingOrSelfPermission(Manifest.permission 9374 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9375 throw new SecurityException("You need the " 9376 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9377 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9378 } 9379 9380 verificationParams.setInstallerUid(callingUid); 9381 9382 final File originFile = new File(originPath); 9383 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9384 9385 final Message msg = mHandler.obtainMessage(INIT_COPY); 9386 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9387 null, verificationParams, user, packageAbiOverride); 9388 mHandler.sendMessage(msg); 9389 } 9390 9391 void installStage(String packageName, File stagedDir, String stagedCid, 9392 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9393 String installerPackageName, int installerUid, UserHandle user) { 9394 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9395 params.referrerUri, installerUid, null); 9396 verifParams.setInstallerUid(installerUid); 9397 9398 final OriginInfo origin; 9399 if (stagedDir != null) { 9400 origin = OriginInfo.fromStagedFile(stagedDir); 9401 } else { 9402 origin = OriginInfo.fromStagedContainer(stagedCid); 9403 } 9404 9405 final Message msg = mHandler.obtainMessage(INIT_COPY); 9406 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9407 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9408 mHandler.sendMessage(msg); 9409 } 9410 9411 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9412 Bundle extras = new Bundle(1); 9413 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9414 9415 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9416 packageName, extras, null, null, new int[] {userId}); 9417 try { 9418 IActivityManager am = ActivityManagerNative.getDefault(); 9419 final boolean isSystem = 9420 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9421 if (isSystem && am.isUserRunning(userId, false)) { 9422 // The just-installed/enabled app is bundled on the system, so presumed 9423 // to be able to run automatically without needing an explicit launch. 9424 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9425 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9426 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9427 .setPackage(packageName); 9428 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9429 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9430 } 9431 } catch (RemoteException e) { 9432 // shouldn't happen 9433 Slog.w(TAG, "Unable to bootstrap installed package", e); 9434 } 9435 } 9436 9437 @Override 9438 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9439 int userId) { 9440 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9441 PackageSetting pkgSetting; 9442 final int uid = Binder.getCallingUid(); 9443 enforceCrossUserPermission(uid, userId, true, true, 9444 "setApplicationHiddenSetting for user " + userId); 9445 9446 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9447 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9448 return false; 9449 } 9450 9451 long callingId = Binder.clearCallingIdentity(); 9452 try { 9453 boolean sendAdded = false; 9454 boolean sendRemoved = false; 9455 // writer 9456 synchronized (mPackages) { 9457 pkgSetting = mSettings.mPackages.get(packageName); 9458 if (pkgSetting == null) { 9459 return false; 9460 } 9461 if (pkgSetting.getHidden(userId) != hidden) { 9462 pkgSetting.setHidden(hidden, userId); 9463 mSettings.writePackageRestrictionsLPr(userId); 9464 if (hidden) { 9465 sendRemoved = true; 9466 } else { 9467 sendAdded = true; 9468 } 9469 } 9470 } 9471 if (sendAdded) { 9472 sendPackageAddedForUser(packageName, pkgSetting, userId); 9473 return true; 9474 } 9475 if (sendRemoved) { 9476 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9477 "hiding pkg"); 9478 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9479 } 9480 } finally { 9481 Binder.restoreCallingIdentity(callingId); 9482 } 9483 return false; 9484 } 9485 9486 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9487 int userId) { 9488 final PackageRemovedInfo info = new PackageRemovedInfo(); 9489 info.removedPackage = packageName; 9490 info.removedUsers = new int[] {userId}; 9491 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9492 info.sendBroadcast(false, false, false); 9493 } 9494 9495 /** 9496 * Returns true if application is not found or there was an error. Otherwise it returns 9497 * the hidden state of the package for the given user. 9498 */ 9499 @Override 9500 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9501 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9502 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9503 false, "getApplicationHidden for user " + userId); 9504 PackageSetting pkgSetting; 9505 long callingId = Binder.clearCallingIdentity(); 9506 try { 9507 // writer 9508 synchronized (mPackages) { 9509 pkgSetting = mSettings.mPackages.get(packageName); 9510 if (pkgSetting == null) { 9511 return true; 9512 } 9513 return pkgSetting.getHidden(userId); 9514 } 9515 } finally { 9516 Binder.restoreCallingIdentity(callingId); 9517 } 9518 } 9519 9520 /** 9521 * @hide 9522 */ 9523 @Override 9524 public int installExistingPackageAsUser(String packageName, int userId) { 9525 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9526 null); 9527 PackageSetting pkgSetting; 9528 final int uid = Binder.getCallingUid(); 9529 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9530 + userId); 9531 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9532 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9533 } 9534 9535 long callingId = Binder.clearCallingIdentity(); 9536 try { 9537 boolean sendAdded = false; 9538 9539 // writer 9540 synchronized (mPackages) { 9541 pkgSetting = mSettings.mPackages.get(packageName); 9542 if (pkgSetting == null) { 9543 return PackageManager.INSTALL_FAILED_INVALID_URI; 9544 } 9545 if (!pkgSetting.getInstalled(userId)) { 9546 pkgSetting.setInstalled(true, userId); 9547 pkgSetting.setHidden(false, userId); 9548 mSettings.writePackageRestrictionsLPr(userId); 9549 sendAdded = true; 9550 } 9551 } 9552 9553 if (sendAdded) { 9554 sendPackageAddedForUser(packageName, pkgSetting, userId); 9555 } 9556 } finally { 9557 Binder.restoreCallingIdentity(callingId); 9558 } 9559 9560 return PackageManager.INSTALL_SUCCEEDED; 9561 } 9562 9563 boolean isUserRestricted(int userId, String restrictionKey) { 9564 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9565 if (restrictions.getBoolean(restrictionKey, false)) { 9566 Log.w(TAG, "User is restricted: " + restrictionKey); 9567 return true; 9568 } 9569 return false; 9570 } 9571 9572 @Override 9573 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9574 mContext.enforceCallingOrSelfPermission( 9575 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9576 "Only package verification agents can verify applications"); 9577 9578 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9579 final PackageVerificationResponse response = new PackageVerificationResponse( 9580 verificationCode, Binder.getCallingUid()); 9581 msg.arg1 = id; 9582 msg.obj = response; 9583 mHandler.sendMessage(msg); 9584 } 9585 9586 @Override 9587 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9588 long millisecondsToDelay) { 9589 mContext.enforceCallingOrSelfPermission( 9590 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9591 "Only package verification agents can extend verification timeouts"); 9592 9593 final PackageVerificationState state = mPendingVerification.get(id); 9594 final PackageVerificationResponse response = new PackageVerificationResponse( 9595 verificationCodeAtTimeout, Binder.getCallingUid()); 9596 9597 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9598 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9599 } 9600 if (millisecondsToDelay < 0) { 9601 millisecondsToDelay = 0; 9602 } 9603 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9604 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9605 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9606 } 9607 9608 if ((state != null) && !state.timeoutExtended()) { 9609 state.extendTimeout(); 9610 9611 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9612 msg.arg1 = id; 9613 msg.obj = response; 9614 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9615 } 9616 } 9617 9618 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9619 int verificationCode, UserHandle user) { 9620 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9621 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9622 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9623 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9624 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9625 9626 mContext.sendBroadcastAsUser(intent, user, 9627 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9628 } 9629 9630 private ComponentName matchComponentForVerifier(String packageName, 9631 List<ResolveInfo> receivers) { 9632 ActivityInfo targetReceiver = null; 9633 9634 final int NR = receivers.size(); 9635 for (int i = 0; i < NR; i++) { 9636 final ResolveInfo info = receivers.get(i); 9637 if (info.activityInfo == null) { 9638 continue; 9639 } 9640 9641 if (packageName.equals(info.activityInfo.packageName)) { 9642 targetReceiver = info.activityInfo; 9643 break; 9644 } 9645 } 9646 9647 if (targetReceiver == null) { 9648 return null; 9649 } 9650 9651 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9652 } 9653 9654 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9655 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9656 if (pkgInfo.verifiers.length == 0) { 9657 return null; 9658 } 9659 9660 final int N = pkgInfo.verifiers.length; 9661 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9662 for (int i = 0; i < N; i++) { 9663 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9664 9665 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9666 receivers); 9667 if (comp == null) { 9668 continue; 9669 } 9670 9671 final int verifierUid = getUidForVerifier(verifierInfo); 9672 if (verifierUid == -1) { 9673 continue; 9674 } 9675 9676 if (DEBUG_VERIFY) { 9677 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9678 + " with the correct signature"); 9679 } 9680 sufficientVerifiers.add(comp); 9681 verificationState.addSufficientVerifier(verifierUid); 9682 } 9683 9684 return sufficientVerifiers; 9685 } 9686 9687 private int getUidForVerifier(VerifierInfo verifierInfo) { 9688 synchronized (mPackages) { 9689 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9690 if (pkg == null) { 9691 return -1; 9692 } else if (pkg.mSignatures.length != 1) { 9693 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9694 + " has more than one signature; ignoring"); 9695 return -1; 9696 } 9697 9698 /* 9699 * If the public key of the package's signature does not match 9700 * our expected public key, then this is a different package and 9701 * we should skip. 9702 */ 9703 9704 final byte[] expectedPublicKey; 9705 try { 9706 final Signature verifierSig = pkg.mSignatures[0]; 9707 final PublicKey publicKey = verifierSig.getPublicKey(); 9708 expectedPublicKey = publicKey.getEncoded(); 9709 } catch (CertificateException e) { 9710 return -1; 9711 } 9712 9713 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9714 9715 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9716 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9717 + " does not have the expected public key; ignoring"); 9718 return -1; 9719 } 9720 9721 return pkg.applicationInfo.uid; 9722 } 9723 } 9724 9725 @Override 9726 public void finishPackageInstall(int token) { 9727 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9728 9729 if (DEBUG_INSTALL) { 9730 Slog.v(TAG, "BM finishing package install for " + token); 9731 } 9732 9733 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9734 mHandler.sendMessage(msg); 9735 } 9736 9737 /** 9738 * Get the verification agent timeout. 9739 * 9740 * @return verification timeout in milliseconds 9741 */ 9742 private long getVerificationTimeout() { 9743 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9744 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9745 DEFAULT_VERIFICATION_TIMEOUT); 9746 } 9747 9748 /** 9749 * Get the default verification agent response code. 9750 * 9751 * @return default verification response code 9752 */ 9753 private int getDefaultVerificationResponse() { 9754 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9755 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9756 DEFAULT_VERIFICATION_RESPONSE); 9757 } 9758 9759 /** 9760 * Check whether or not package verification has been enabled. 9761 * 9762 * @return true if verification should be performed 9763 */ 9764 private boolean isVerificationEnabled(int userId, int installFlags) { 9765 if (!DEFAULT_VERIFY_ENABLE) { 9766 return false; 9767 } 9768 9769 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9770 9771 // Check if installing from ADB 9772 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9773 // Do not run verification in a test harness environment 9774 if (ActivityManager.isRunningInTestHarness()) { 9775 return false; 9776 } 9777 if (ensureVerifyAppsEnabled) { 9778 return true; 9779 } 9780 // Check if the developer does not want package verification for ADB installs 9781 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9782 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9783 return false; 9784 } 9785 } 9786 9787 if (ensureVerifyAppsEnabled) { 9788 return true; 9789 } 9790 9791 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9792 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9793 } 9794 9795 @Override 9796 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9797 throws RemoteException { 9798 mContext.enforceCallingOrSelfPermission( 9799 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9800 "Only intentfilter verification agents can verify applications"); 9801 9802 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9803 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9804 Binder.getCallingUid(), verificationCode, failedDomains); 9805 msg.arg1 = id; 9806 msg.obj = response; 9807 mHandler.sendMessage(msg); 9808 } 9809 9810 @Override 9811 public int getIntentVerificationStatus(String packageName, int userId) { 9812 synchronized (mPackages) { 9813 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9814 } 9815 } 9816 9817 @Override 9818 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9819 mContext.enforceCallingOrSelfPermission( 9820 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9821 9822 boolean result = false; 9823 synchronized (mPackages) { 9824 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9825 } 9826 if (result) { 9827 scheduleWritePackageRestrictionsLocked(userId); 9828 } 9829 return result; 9830 } 9831 9832 @Override 9833 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9834 synchronized (mPackages) { 9835 return mSettings.getIntentFilterVerificationsLPr(packageName); 9836 } 9837 } 9838 9839 @Override 9840 public List<IntentFilter> getAllIntentFilters(String packageName) { 9841 if (TextUtils.isEmpty(packageName)) { 9842 return Collections.<IntentFilter>emptyList(); 9843 } 9844 synchronized (mPackages) { 9845 PackageParser.Package pkg = mPackages.get(packageName); 9846 if (pkg == null || pkg.activities == null) { 9847 return Collections.<IntentFilter>emptyList(); 9848 } 9849 final int count = pkg.activities.size(); 9850 ArrayList<IntentFilter> result = new ArrayList<>(); 9851 for (int n=0; n<count; n++) { 9852 PackageParser.Activity activity = pkg.activities.get(n); 9853 if (activity.intents != null || activity.intents.size() > 0) { 9854 result.addAll(activity.intents); 9855 } 9856 } 9857 return result; 9858 } 9859 } 9860 9861 @Override 9862 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9863 mContext.enforceCallingOrSelfPermission( 9864 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9865 9866 synchronized (mPackages) { 9867 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9868 if (packageName != null) { 9869 result |= updateIntentVerificationStatus(packageName, 9870 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9871 UserHandle.myUserId()); 9872 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9873 packageName, userId); 9874 } 9875 return result; 9876 } 9877 } 9878 9879 @Override 9880 public String getDefaultBrowserPackageName(int userId) { 9881 synchronized (mPackages) { 9882 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9883 } 9884 } 9885 9886 /** 9887 * Get the "allow unknown sources" setting. 9888 * 9889 * @return the current "allow unknown sources" setting 9890 */ 9891 private int getUnknownSourcesSettings() { 9892 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9893 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9894 -1); 9895 } 9896 9897 @Override 9898 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9899 final int uid = Binder.getCallingUid(); 9900 // writer 9901 synchronized (mPackages) { 9902 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9903 if (targetPackageSetting == null) { 9904 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9905 } 9906 9907 PackageSetting installerPackageSetting; 9908 if (installerPackageName != null) { 9909 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9910 if (installerPackageSetting == null) { 9911 throw new IllegalArgumentException("Unknown installer package: " 9912 + installerPackageName); 9913 } 9914 } else { 9915 installerPackageSetting = null; 9916 } 9917 9918 Signature[] callerSignature; 9919 Object obj = mSettings.getUserIdLPr(uid); 9920 if (obj != null) { 9921 if (obj instanceof SharedUserSetting) { 9922 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9923 } else if (obj instanceof PackageSetting) { 9924 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9925 } else { 9926 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9927 } 9928 } else { 9929 throw new SecurityException("Unknown calling uid " + uid); 9930 } 9931 9932 // Verify: can't set installerPackageName to a package that is 9933 // not signed with the same cert as the caller. 9934 if (installerPackageSetting != null) { 9935 if (compareSignatures(callerSignature, 9936 installerPackageSetting.signatures.mSignatures) 9937 != PackageManager.SIGNATURE_MATCH) { 9938 throw new SecurityException( 9939 "Caller does not have same cert as new installer package " 9940 + installerPackageName); 9941 } 9942 } 9943 9944 // Verify: if target already has an installer package, it must 9945 // be signed with the same cert as the caller. 9946 if (targetPackageSetting.installerPackageName != null) { 9947 PackageSetting setting = mSettings.mPackages.get( 9948 targetPackageSetting.installerPackageName); 9949 // If the currently set package isn't valid, then it's always 9950 // okay to change it. 9951 if (setting != null) { 9952 if (compareSignatures(callerSignature, 9953 setting.signatures.mSignatures) 9954 != PackageManager.SIGNATURE_MATCH) { 9955 throw new SecurityException( 9956 "Caller does not have same cert as old installer package " 9957 + targetPackageSetting.installerPackageName); 9958 } 9959 } 9960 } 9961 9962 // Okay! 9963 targetPackageSetting.installerPackageName = installerPackageName; 9964 scheduleWriteSettingsLocked(); 9965 } 9966 } 9967 9968 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9969 // Queue up an async operation since the package installation may take a little while. 9970 mHandler.post(new Runnable() { 9971 public void run() { 9972 mHandler.removeCallbacks(this); 9973 // Result object to be returned 9974 PackageInstalledInfo res = new PackageInstalledInfo(); 9975 res.returnCode = currentStatus; 9976 res.uid = -1; 9977 res.pkg = null; 9978 res.removedInfo = new PackageRemovedInfo(); 9979 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9980 args.doPreInstall(res.returnCode); 9981 synchronized (mInstallLock) { 9982 installPackageLI(args, res); 9983 } 9984 args.doPostInstall(res.returnCode, res.uid); 9985 } 9986 9987 // A restore should be performed at this point if (a) the install 9988 // succeeded, (b) the operation is not an update, and (c) the new 9989 // package has not opted out of backup participation. 9990 final boolean update = res.removedInfo.removedPackage != null; 9991 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9992 boolean doRestore = !update 9993 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9994 9995 // Set up the post-install work request bookkeeping. This will be used 9996 // and cleaned up by the post-install event handling regardless of whether 9997 // there's a restore pass performed. Token values are >= 1. 9998 int token; 9999 if (mNextInstallToken < 0) mNextInstallToken = 1; 10000 token = mNextInstallToken++; 10001 10002 PostInstallData data = new PostInstallData(args, res); 10003 mRunningInstalls.put(token, data); 10004 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10005 10006 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10007 // Pass responsibility to the Backup Manager. It will perform a 10008 // restore if appropriate, then pass responsibility back to the 10009 // Package Manager to run the post-install observer callbacks 10010 // and broadcasts. 10011 IBackupManager bm = IBackupManager.Stub.asInterface( 10012 ServiceManager.getService(Context.BACKUP_SERVICE)); 10013 if (bm != null) { 10014 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10015 + " to BM for possible restore"); 10016 try { 10017 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10018 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10019 } else { 10020 doRestore = false; 10021 } 10022 } catch (RemoteException e) { 10023 // can't happen; the backup manager is local 10024 } catch (Exception e) { 10025 Slog.e(TAG, "Exception trying to enqueue restore", e); 10026 doRestore = false; 10027 } 10028 } else { 10029 Slog.e(TAG, "Backup Manager not found!"); 10030 doRestore = false; 10031 } 10032 } 10033 10034 if (!doRestore) { 10035 // No restore possible, or the Backup Manager was mysteriously not 10036 // available -- just fire the post-install work request directly. 10037 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10038 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10039 mHandler.sendMessage(msg); 10040 } 10041 } 10042 }); 10043 } 10044 10045 private abstract class HandlerParams { 10046 private static final int MAX_RETRIES = 4; 10047 10048 /** 10049 * Number of times startCopy() has been attempted and had a non-fatal 10050 * error. 10051 */ 10052 private int mRetries = 0; 10053 10054 /** User handle for the user requesting the information or installation. */ 10055 private final UserHandle mUser; 10056 10057 HandlerParams(UserHandle user) { 10058 mUser = user; 10059 } 10060 10061 UserHandle getUser() { 10062 return mUser; 10063 } 10064 10065 final boolean startCopy() { 10066 boolean res; 10067 try { 10068 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10069 10070 if (++mRetries > MAX_RETRIES) { 10071 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10072 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10073 handleServiceError(); 10074 return false; 10075 } else { 10076 handleStartCopy(); 10077 res = true; 10078 } 10079 } catch (RemoteException e) { 10080 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10081 mHandler.sendEmptyMessage(MCS_RECONNECT); 10082 res = false; 10083 } 10084 handleReturnCode(); 10085 return res; 10086 } 10087 10088 final void serviceError() { 10089 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10090 handleServiceError(); 10091 handleReturnCode(); 10092 } 10093 10094 abstract void handleStartCopy() throws RemoteException; 10095 abstract void handleServiceError(); 10096 abstract void handleReturnCode(); 10097 } 10098 10099 class MeasureParams extends HandlerParams { 10100 private final PackageStats mStats; 10101 private boolean mSuccess; 10102 10103 private final IPackageStatsObserver mObserver; 10104 10105 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10106 super(new UserHandle(stats.userHandle)); 10107 mObserver = observer; 10108 mStats = stats; 10109 } 10110 10111 @Override 10112 public String toString() { 10113 return "MeasureParams{" 10114 + Integer.toHexString(System.identityHashCode(this)) 10115 + " " + mStats.packageName + "}"; 10116 } 10117 10118 @Override 10119 void handleStartCopy() throws RemoteException { 10120 synchronized (mInstallLock) { 10121 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10122 } 10123 10124 if (mSuccess) { 10125 final boolean mounted; 10126 if (Environment.isExternalStorageEmulated()) { 10127 mounted = true; 10128 } else { 10129 final String status = Environment.getExternalStorageState(); 10130 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10131 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10132 } 10133 10134 if (mounted) { 10135 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10136 10137 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10138 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10139 10140 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10141 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10142 10143 // Always subtract cache size, since it's a subdirectory 10144 mStats.externalDataSize -= mStats.externalCacheSize; 10145 10146 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10147 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10148 10149 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10150 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10151 } 10152 } 10153 } 10154 10155 @Override 10156 void handleReturnCode() { 10157 if (mObserver != null) { 10158 try { 10159 mObserver.onGetStatsCompleted(mStats, mSuccess); 10160 } catch (RemoteException e) { 10161 Slog.i(TAG, "Observer no longer exists."); 10162 } 10163 } 10164 } 10165 10166 @Override 10167 void handleServiceError() { 10168 Slog.e(TAG, "Could not measure application " + mStats.packageName 10169 + " external storage"); 10170 } 10171 } 10172 10173 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10174 throws RemoteException { 10175 long result = 0; 10176 for (File path : paths) { 10177 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10178 } 10179 return result; 10180 } 10181 10182 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10183 for (File path : paths) { 10184 try { 10185 mcs.clearDirectory(path.getAbsolutePath()); 10186 } catch (RemoteException e) { 10187 } 10188 } 10189 } 10190 10191 static class OriginInfo { 10192 /** 10193 * Location where install is coming from, before it has been 10194 * copied/renamed into place. This could be a single monolithic APK 10195 * file, or a cluster directory. This location may be untrusted. 10196 */ 10197 final File file; 10198 final String cid; 10199 10200 /** 10201 * Flag indicating that {@link #file} or {@link #cid} has already been 10202 * staged, meaning downstream users don't need to defensively copy the 10203 * contents. 10204 */ 10205 final boolean staged; 10206 10207 /** 10208 * Flag indicating that {@link #file} or {@link #cid} is an already 10209 * installed app that is being moved. 10210 */ 10211 final boolean existing; 10212 10213 final String resolvedPath; 10214 final File resolvedFile; 10215 10216 static OriginInfo fromNothing() { 10217 return new OriginInfo(null, null, false, false); 10218 } 10219 10220 static OriginInfo fromUntrustedFile(File file) { 10221 return new OriginInfo(file, null, false, false); 10222 } 10223 10224 static OriginInfo fromExistingFile(File file) { 10225 return new OriginInfo(file, null, false, true); 10226 } 10227 10228 static OriginInfo fromStagedFile(File file) { 10229 return new OriginInfo(file, null, true, false); 10230 } 10231 10232 static OriginInfo fromStagedContainer(String cid) { 10233 return new OriginInfo(null, cid, true, false); 10234 } 10235 10236 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10237 this.file = file; 10238 this.cid = cid; 10239 this.staged = staged; 10240 this.existing = existing; 10241 10242 if (cid != null) { 10243 resolvedPath = PackageHelper.getSdDir(cid); 10244 resolvedFile = new File(resolvedPath); 10245 } else if (file != null) { 10246 resolvedPath = file.getAbsolutePath(); 10247 resolvedFile = file; 10248 } else { 10249 resolvedPath = null; 10250 resolvedFile = null; 10251 } 10252 } 10253 } 10254 10255 class MoveInfo { 10256 final int moveId; 10257 final String fromUuid; 10258 final String toUuid; 10259 final String packageName; 10260 final String dataAppName; 10261 final int appId; 10262 final String seinfo; 10263 10264 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10265 String dataAppName, int appId, String seinfo) { 10266 this.moveId = moveId; 10267 this.fromUuid = fromUuid; 10268 this.toUuid = toUuid; 10269 this.packageName = packageName; 10270 this.dataAppName = dataAppName; 10271 this.appId = appId; 10272 this.seinfo = seinfo; 10273 } 10274 } 10275 10276 class InstallParams extends HandlerParams { 10277 final OriginInfo origin; 10278 final MoveInfo move; 10279 final IPackageInstallObserver2 observer; 10280 int installFlags; 10281 final String installerPackageName; 10282 final String volumeUuid; 10283 final VerificationParams verificationParams; 10284 private InstallArgs mArgs; 10285 private int mRet; 10286 final String packageAbiOverride; 10287 10288 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10289 int installFlags, String installerPackageName, String volumeUuid, 10290 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10291 super(user); 10292 this.origin = origin; 10293 this.move = move; 10294 this.observer = observer; 10295 this.installFlags = installFlags; 10296 this.installerPackageName = installerPackageName; 10297 this.volumeUuid = volumeUuid; 10298 this.verificationParams = verificationParams; 10299 this.packageAbiOverride = packageAbiOverride; 10300 } 10301 10302 @Override 10303 public String toString() { 10304 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10305 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10306 } 10307 10308 public ManifestDigest getManifestDigest() { 10309 if (verificationParams == null) { 10310 return null; 10311 } 10312 return verificationParams.getManifestDigest(); 10313 } 10314 10315 private int installLocationPolicy(PackageInfoLite pkgLite) { 10316 String packageName = pkgLite.packageName; 10317 int installLocation = pkgLite.installLocation; 10318 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10319 // reader 10320 synchronized (mPackages) { 10321 PackageParser.Package pkg = mPackages.get(packageName); 10322 if (pkg != null) { 10323 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10324 // Check for downgrading. 10325 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10326 try { 10327 checkDowngrade(pkg, pkgLite); 10328 } catch (PackageManagerException e) { 10329 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10330 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10331 } 10332 } 10333 // Check for updated system application. 10334 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10335 if (onSd) { 10336 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10337 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10338 } 10339 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10340 } else { 10341 if (onSd) { 10342 // Install flag overrides everything. 10343 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10344 } 10345 // If current upgrade specifies particular preference 10346 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10347 // Application explicitly specified internal. 10348 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10349 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10350 // App explictly prefers external. Let policy decide 10351 } else { 10352 // Prefer previous location 10353 if (isExternal(pkg)) { 10354 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10355 } 10356 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10357 } 10358 } 10359 } else { 10360 // Invalid install. Return error code 10361 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10362 } 10363 } 10364 } 10365 // All the special cases have been taken care of. 10366 // Return result based on recommended install location. 10367 if (onSd) { 10368 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10369 } 10370 return pkgLite.recommendedInstallLocation; 10371 } 10372 10373 /* 10374 * Invoke remote method to get package information and install 10375 * location values. Override install location based on default 10376 * policy if needed and then create install arguments based 10377 * on the install location. 10378 */ 10379 public void handleStartCopy() throws RemoteException { 10380 int ret = PackageManager.INSTALL_SUCCEEDED; 10381 10382 // If we're already staged, we've firmly committed to an install location 10383 if (origin.staged) { 10384 if (origin.file != null) { 10385 installFlags |= PackageManager.INSTALL_INTERNAL; 10386 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10387 } else if (origin.cid != null) { 10388 installFlags |= PackageManager.INSTALL_EXTERNAL; 10389 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10390 } else { 10391 throw new IllegalStateException("Invalid stage location"); 10392 } 10393 } 10394 10395 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10396 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10397 10398 PackageInfoLite pkgLite = null; 10399 10400 if (onInt && onSd) { 10401 // Check if both bits are set. 10402 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10403 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10404 } else { 10405 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10406 packageAbiOverride); 10407 10408 /* 10409 * If we have too little free space, try to free cache 10410 * before giving up. 10411 */ 10412 if (!origin.staged && pkgLite.recommendedInstallLocation 10413 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10414 // TODO: focus freeing disk space on the target device 10415 final StorageManager storage = StorageManager.from(mContext); 10416 final long lowThreshold = storage.getStorageLowBytes( 10417 Environment.getDataDirectory()); 10418 10419 final long sizeBytes = mContainerService.calculateInstalledSize( 10420 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10421 10422 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10423 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10424 installFlags, packageAbiOverride); 10425 } 10426 10427 /* 10428 * The cache free must have deleted the file we 10429 * downloaded to install. 10430 * 10431 * TODO: fix the "freeCache" call to not delete 10432 * the file we care about. 10433 */ 10434 if (pkgLite.recommendedInstallLocation 10435 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10436 pkgLite.recommendedInstallLocation 10437 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10438 } 10439 } 10440 } 10441 10442 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10443 int loc = pkgLite.recommendedInstallLocation; 10444 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10445 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10446 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10447 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10448 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10449 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10450 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10451 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10452 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10453 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10454 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10455 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10456 } else { 10457 // Override with defaults if needed. 10458 loc = installLocationPolicy(pkgLite); 10459 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10460 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10461 } else if (!onSd && !onInt) { 10462 // Override install location with flags 10463 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10464 // Set the flag to install on external media. 10465 installFlags |= PackageManager.INSTALL_EXTERNAL; 10466 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10467 } else { 10468 // Make sure the flag for installing on external 10469 // media is unset 10470 installFlags |= PackageManager.INSTALL_INTERNAL; 10471 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10472 } 10473 } 10474 } 10475 } 10476 10477 final InstallArgs args = createInstallArgs(this); 10478 mArgs = args; 10479 10480 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10481 /* 10482 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10483 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10484 */ 10485 int userIdentifier = getUser().getIdentifier(); 10486 if (userIdentifier == UserHandle.USER_ALL 10487 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10488 userIdentifier = UserHandle.USER_OWNER; 10489 } 10490 10491 /* 10492 * Determine if we have any installed package verifiers. If we 10493 * do, then we'll defer to them to verify the packages. 10494 */ 10495 final int requiredUid = mRequiredVerifierPackage == null ? -1 10496 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10497 if (!origin.existing && requiredUid != -1 10498 && isVerificationEnabled(userIdentifier, installFlags)) { 10499 final Intent verification = new Intent( 10500 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10501 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10502 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10503 PACKAGE_MIME_TYPE); 10504 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10505 10506 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10507 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10508 0 /* TODO: Which userId? */); 10509 10510 if (DEBUG_VERIFY) { 10511 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10512 + verification.toString() + " with " + pkgLite.verifiers.length 10513 + " optional verifiers"); 10514 } 10515 10516 final int verificationId = mPendingVerificationToken++; 10517 10518 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10519 10520 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10521 installerPackageName); 10522 10523 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10524 installFlags); 10525 10526 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10527 pkgLite.packageName); 10528 10529 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10530 pkgLite.versionCode); 10531 10532 if (verificationParams != null) { 10533 if (verificationParams.getVerificationURI() != null) { 10534 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10535 verificationParams.getVerificationURI()); 10536 } 10537 if (verificationParams.getOriginatingURI() != null) { 10538 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10539 verificationParams.getOriginatingURI()); 10540 } 10541 if (verificationParams.getReferrer() != null) { 10542 verification.putExtra(Intent.EXTRA_REFERRER, 10543 verificationParams.getReferrer()); 10544 } 10545 if (verificationParams.getOriginatingUid() >= 0) { 10546 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10547 verificationParams.getOriginatingUid()); 10548 } 10549 if (verificationParams.getInstallerUid() >= 0) { 10550 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10551 verificationParams.getInstallerUid()); 10552 } 10553 } 10554 10555 final PackageVerificationState verificationState = new PackageVerificationState( 10556 requiredUid, args); 10557 10558 mPendingVerification.append(verificationId, verificationState); 10559 10560 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10561 receivers, verificationState); 10562 10563 /* 10564 * If any sufficient verifiers were listed in the package 10565 * manifest, attempt to ask them. 10566 */ 10567 if (sufficientVerifiers != null) { 10568 final int N = sufficientVerifiers.size(); 10569 if (N == 0) { 10570 Slog.i(TAG, "Additional verifiers required, but none installed."); 10571 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10572 } else { 10573 for (int i = 0; i < N; i++) { 10574 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10575 10576 final Intent sufficientIntent = new Intent(verification); 10577 sufficientIntent.setComponent(verifierComponent); 10578 10579 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10580 } 10581 } 10582 } 10583 10584 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10585 mRequiredVerifierPackage, receivers); 10586 if (ret == PackageManager.INSTALL_SUCCEEDED 10587 && mRequiredVerifierPackage != null) { 10588 /* 10589 * Send the intent to the required verification agent, 10590 * but only start the verification timeout after the 10591 * target BroadcastReceivers have run. 10592 */ 10593 verification.setComponent(requiredVerifierComponent); 10594 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10595 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10596 new BroadcastReceiver() { 10597 @Override 10598 public void onReceive(Context context, Intent intent) { 10599 final Message msg = mHandler 10600 .obtainMessage(CHECK_PENDING_VERIFICATION); 10601 msg.arg1 = verificationId; 10602 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10603 } 10604 }, null, 0, null, null); 10605 10606 /* 10607 * We don't want the copy to proceed until verification 10608 * succeeds, so null out this field. 10609 */ 10610 mArgs = null; 10611 } 10612 } else { 10613 /* 10614 * No package verification is enabled, so immediately start 10615 * the remote call to initiate copy using temporary file. 10616 */ 10617 ret = args.copyApk(mContainerService, true); 10618 } 10619 } 10620 10621 mRet = ret; 10622 } 10623 10624 @Override 10625 void handleReturnCode() { 10626 // If mArgs is null, then MCS couldn't be reached. When it 10627 // reconnects, it will try again to install. At that point, this 10628 // will succeed. 10629 if (mArgs != null) { 10630 processPendingInstall(mArgs, mRet); 10631 } 10632 } 10633 10634 @Override 10635 void handleServiceError() { 10636 mArgs = createInstallArgs(this); 10637 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10638 } 10639 10640 public boolean isForwardLocked() { 10641 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10642 } 10643 } 10644 10645 /** 10646 * Used during creation of InstallArgs 10647 * 10648 * @param installFlags package installation flags 10649 * @return true if should be installed on external storage 10650 */ 10651 private static boolean installOnExternalAsec(int installFlags) { 10652 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10653 return false; 10654 } 10655 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10656 return true; 10657 } 10658 return false; 10659 } 10660 10661 /** 10662 * Used during creation of InstallArgs 10663 * 10664 * @param installFlags package installation flags 10665 * @return true if should be installed as forward locked 10666 */ 10667 private static boolean installForwardLocked(int installFlags) { 10668 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10669 } 10670 10671 private InstallArgs createInstallArgs(InstallParams params) { 10672 if (params.move != null) { 10673 return new MoveInstallArgs(params); 10674 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10675 return new AsecInstallArgs(params); 10676 } else { 10677 return new FileInstallArgs(params); 10678 } 10679 } 10680 10681 /** 10682 * Create args that describe an existing installed package. Typically used 10683 * when cleaning up old installs, or used as a move source. 10684 */ 10685 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10686 String resourcePath, String[] instructionSets) { 10687 final boolean isInAsec; 10688 if (installOnExternalAsec(installFlags)) { 10689 /* Apps on SD card are always in ASEC containers. */ 10690 isInAsec = true; 10691 } else if (installForwardLocked(installFlags) 10692 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10693 /* 10694 * Forward-locked apps are only in ASEC containers if they're the 10695 * new style 10696 */ 10697 isInAsec = true; 10698 } else { 10699 isInAsec = false; 10700 } 10701 10702 if (isInAsec) { 10703 return new AsecInstallArgs(codePath, instructionSets, 10704 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10705 } else { 10706 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10707 } 10708 } 10709 10710 static abstract class InstallArgs { 10711 /** @see InstallParams#origin */ 10712 final OriginInfo origin; 10713 /** @see InstallParams#move */ 10714 final MoveInfo move; 10715 10716 final IPackageInstallObserver2 observer; 10717 // Always refers to PackageManager flags only 10718 final int installFlags; 10719 final String installerPackageName; 10720 final String volumeUuid; 10721 final ManifestDigest manifestDigest; 10722 final UserHandle user; 10723 final String abiOverride; 10724 10725 // The list of instruction sets supported by this app. This is currently 10726 // only used during the rmdex() phase to clean up resources. We can get rid of this 10727 // if we move dex files under the common app path. 10728 /* nullable */ String[] instructionSets; 10729 10730 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10731 int installFlags, String installerPackageName, String volumeUuid, 10732 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10733 String abiOverride) { 10734 this.origin = origin; 10735 this.move = move; 10736 this.installFlags = installFlags; 10737 this.observer = observer; 10738 this.installerPackageName = installerPackageName; 10739 this.volumeUuid = volumeUuid; 10740 this.manifestDigest = manifestDigest; 10741 this.user = user; 10742 this.instructionSets = instructionSets; 10743 this.abiOverride = abiOverride; 10744 } 10745 10746 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10747 abstract int doPreInstall(int status); 10748 10749 /** 10750 * Rename package into final resting place. All paths on the given 10751 * scanned package should be updated to reflect the rename. 10752 */ 10753 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10754 abstract int doPostInstall(int status, int uid); 10755 10756 /** @see PackageSettingBase#codePathString */ 10757 abstract String getCodePath(); 10758 /** @see PackageSettingBase#resourcePathString */ 10759 abstract String getResourcePath(); 10760 10761 // Need installer lock especially for dex file removal. 10762 abstract void cleanUpResourcesLI(); 10763 abstract boolean doPostDeleteLI(boolean delete); 10764 10765 /** 10766 * Called before the source arguments are copied. This is used mostly 10767 * for MoveParams when it needs to read the source file to put it in the 10768 * destination. 10769 */ 10770 int doPreCopy() { 10771 return PackageManager.INSTALL_SUCCEEDED; 10772 } 10773 10774 /** 10775 * Called after the source arguments are copied. This is used mostly for 10776 * MoveParams when it needs to read the source file to put it in the 10777 * destination. 10778 * 10779 * @return 10780 */ 10781 int doPostCopy(int uid) { 10782 return PackageManager.INSTALL_SUCCEEDED; 10783 } 10784 10785 protected boolean isFwdLocked() { 10786 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10787 } 10788 10789 protected boolean isExternalAsec() { 10790 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10791 } 10792 10793 UserHandle getUser() { 10794 return user; 10795 } 10796 } 10797 10798 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10799 if (!allCodePaths.isEmpty()) { 10800 if (instructionSets == null) { 10801 throw new IllegalStateException("instructionSet == null"); 10802 } 10803 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10804 for (String codePath : allCodePaths) { 10805 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10806 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10807 if (retCode < 0) { 10808 Slog.w(TAG, "Couldn't remove dex file for package: " 10809 + " at location " + codePath + ", retcode=" + retCode); 10810 // we don't consider this to be a failure of the core package deletion 10811 } 10812 } 10813 } 10814 } 10815 } 10816 10817 /** 10818 * Logic to handle installation of non-ASEC applications, including copying 10819 * and renaming logic. 10820 */ 10821 class FileInstallArgs extends InstallArgs { 10822 private File codeFile; 10823 private File resourceFile; 10824 10825 // Example topology: 10826 // /data/app/com.example/base.apk 10827 // /data/app/com.example/split_foo.apk 10828 // /data/app/com.example/lib/arm/libfoo.so 10829 // /data/app/com.example/lib/arm64/libfoo.so 10830 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10831 10832 /** New install */ 10833 FileInstallArgs(InstallParams params) { 10834 super(params.origin, params.move, params.observer, params.installFlags, 10835 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10836 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10837 if (isFwdLocked()) { 10838 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10839 } 10840 } 10841 10842 /** Existing install */ 10843 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10844 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10845 null); 10846 this.codeFile = (codePath != null) ? new File(codePath) : null; 10847 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10848 } 10849 10850 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10851 if (origin.staged) { 10852 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10853 codeFile = origin.file; 10854 resourceFile = origin.file; 10855 return PackageManager.INSTALL_SUCCEEDED; 10856 } 10857 10858 try { 10859 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10860 codeFile = tempDir; 10861 resourceFile = tempDir; 10862 } catch (IOException e) { 10863 Slog.w(TAG, "Failed to create copy file: " + e); 10864 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10865 } 10866 10867 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10868 @Override 10869 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10870 if (!FileUtils.isValidExtFilename(name)) { 10871 throw new IllegalArgumentException("Invalid filename: " + name); 10872 } 10873 try { 10874 final File file = new File(codeFile, name); 10875 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10876 O_RDWR | O_CREAT, 0644); 10877 Os.chmod(file.getAbsolutePath(), 0644); 10878 return new ParcelFileDescriptor(fd); 10879 } catch (ErrnoException e) { 10880 throw new RemoteException("Failed to open: " + e.getMessage()); 10881 } 10882 } 10883 }; 10884 10885 int ret = PackageManager.INSTALL_SUCCEEDED; 10886 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10887 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10888 Slog.e(TAG, "Failed to copy package"); 10889 return ret; 10890 } 10891 10892 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10893 NativeLibraryHelper.Handle handle = null; 10894 try { 10895 handle = NativeLibraryHelper.Handle.create(codeFile); 10896 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10897 abiOverride); 10898 } catch (IOException e) { 10899 Slog.e(TAG, "Copying native libraries failed", e); 10900 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10901 } finally { 10902 IoUtils.closeQuietly(handle); 10903 } 10904 10905 return ret; 10906 } 10907 10908 int doPreInstall(int status) { 10909 if (status != PackageManager.INSTALL_SUCCEEDED) { 10910 cleanUp(); 10911 } 10912 return status; 10913 } 10914 10915 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10916 if (status != PackageManager.INSTALL_SUCCEEDED) { 10917 cleanUp(); 10918 return false; 10919 } 10920 10921 final File targetDir = codeFile.getParentFile(); 10922 final File beforeCodeFile = codeFile; 10923 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10924 10925 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10926 try { 10927 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10928 } catch (ErrnoException e) { 10929 Slog.w(TAG, "Failed to rename", e); 10930 return false; 10931 } 10932 10933 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10934 Slog.w(TAG, "Failed to restorecon"); 10935 return false; 10936 } 10937 10938 // Reflect the rename internally 10939 codeFile = afterCodeFile; 10940 resourceFile = afterCodeFile; 10941 10942 // Reflect the rename in scanned details 10943 pkg.codePath = afterCodeFile.getAbsolutePath(); 10944 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10945 pkg.baseCodePath); 10946 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10947 pkg.splitCodePaths); 10948 10949 // Reflect the rename in app info 10950 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10951 pkg.applicationInfo.setCodePath(pkg.codePath); 10952 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10953 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10954 pkg.applicationInfo.setResourcePath(pkg.codePath); 10955 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10956 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10957 10958 return true; 10959 } 10960 10961 int doPostInstall(int status, int uid) { 10962 if (status != PackageManager.INSTALL_SUCCEEDED) { 10963 cleanUp(); 10964 } 10965 return status; 10966 } 10967 10968 @Override 10969 String getCodePath() { 10970 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10971 } 10972 10973 @Override 10974 String getResourcePath() { 10975 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10976 } 10977 10978 private boolean cleanUp() { 10979 if (codeFile == null || !codeFile.exists()) { 10980 return false; 10981 } 10982 10983 if (codeFile.isDirectory()) { 10984 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10985 } else { 10986 codeFile.delete(); 10987 } 10988 10989 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10990 resourceFile.delete(); 10991 } 10992 10993 return true; 10994 } 10995 10996 void cleanUpResourcesLI() { 10997 // Try enumerating all code paths before deleting 10998 List<String> allCodePaths = Collections.EMPTY_LIST; 10999 if (codeFile != null && codeFile.exists()) { 11000 try { 11001 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11002 allCodePaths = pkg.getAllCodePaths(); 11003 } catch (PackageParserException e) { 11004 // Ignored; we tried our best 11005 } 11006 } 11007 11008 cleanUp(); 11009 removeDexFiles(allCodePaths, instructionSets); 11010 } 11011 11012 boolean doPostDeleteLI(boolean delete) { 11013 // XXX err, shouldn't we respect the delete flag? 11014 cleanUpResourcesLI(); 11015 return true; 11016 } 11017 } 11018 11019 private boolean isAsecExternal(String cid) { 11020 final String asecPath = PackageHelper.getSdFilesystem(cid); 11021 return !asecPath.startsWith(mAsecInternalPath); 11022 } 11023 11024 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11025 PackageManagerException { 11026 if (copyRet < 0) { 11027 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11028 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11029 throw new PackageManagerException(copyRet, message); 11030 } 11031 } 11032 } 11033 11034 /** 11035 * Extract the MountService "container ID" from the full code path of an 11036 * .apk. 11037 */ 11038 static String cidFromCodePath(String fullCodePath) { 11039 int eidx = fullCodePath.lastIndexOf("/"); 11040 String subStr1 = fullCodePath.substring(0, eidx); 11041 int sidx = subStr1.lastIndexOf("/"); 11042 return subStr1.substring(sidx+1, eidx); 11043 } 11044 11045 /** 11046 * Logic to handle installation of ASEC applications, including copying and 11047 * renaming logic. 11048 */ 11049 class AsecInstallArgs extends InstallArgs { 11050 static final String RES_FILE_NAME = "pkg.apk"; 11051 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11052 11053 String cid; 11054 String packagePath; 11055 String resourcePath; 11056 11057 /** New install */ 11058 AsecInstallArgs(InstallParams params) { 11059 super(params.origin, params.move, params.observer, params.installFlags, 11060 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11061 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11062 } 11063 11064 /** Existing install */ 11065 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11066 boolean isExternal, boolean isForwardLocked) { 11067 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11068 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11069 instructionSets, null); 11070 // Hackily pretend we're still looking at a full code path 11071 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11072 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11073 } 11074 11075 // Extract cid from fullCodePath 11076 int eidx = fullCodePath.lastIndexOf("/"); 11077 String subStr1 = fullCodePath.substring(0, eidx); 11078 int sidx = subStr1.lastIndexOf("/"); 11079 cid = subStr1.substring(sidx+1, eidx); 11080 setMountPath(subStr1); 11081 } 11082 11083 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11084 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11085 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11086 instructionSets, null); 11087 this.cid = cid; 11088 setMountPath(PackageHelper.getSdDir(cid)); 11089 } 11090 11091 void createCopyFile() { 11092 cid = mInstallerService.allocateExternalStageCidLegacy(); 11093 } 11094 11095 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11096 if (origin.staged) { 11097 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11098 cid = origin.cid; 11099 setMountPath(PackageHelper.getSdDir(cid)); 11100 return PackageManager.INSTALL_SUCCEEDED; 11101 } 11102 11103 if (temp) { 11104 createCopyFile(); 11105 } else { 11106 /* 11107 * Pre-emptively destroy the container since it's destroyed if 11108 * copying fails due to it existing anyway. 11109 */ 11110 PackageHelper.destroySdDir(cid); 11111 } 11112 11113 final String newMountPath = imcs.copyPackageToContainer( 11114 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11115 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11116 11117 if (newMountPath != null) { 11118 setMountPath(newMountPath); 11119 return PackageManager.INSTALL_SUCCEEDED; 11120 } else { 11121 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11122 } 11123 } 11124 11125 @Override 11126 String getCodePath() { 11127 return packagePath; 11128 } 11129 11130 @Override 11131 String getResourcePath() { 11132 return resourcePath; 11133 } 11134 11135 int doPreInstall(int status) { 11136 if (status != PackageManager.INSTALL_SUCCEEDED) { 11137 // Destroy container 11138 PackageHelper.destroySdDir(cid); 11139 } else { 11140 boolean mounted = PackageHelper.isContainerMounted(cid); 11141 if (!mounted) { 11142 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11143 Process.SYSTEM_UID); 11144 if (newMountPath != null) { 11145 setMountPath(newMountPath); 11146 } else { 11147 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11148 } 11149 } 11150 } 11151 return status; 11152 } 11153 11154 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11155 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11156 String newMountPath = null; 11157 if (PackageHelper.isContainerMounted(cid)) { 11158 // Unmount the container 11159 if (!PackageHelper.unMountSdDir(cid)) { 11160 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11161 return false; 11162 } 11163 } 11164 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11165 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11166 " which might be stale. Will try to clean up."); 11167 // Clean up the stale container and proceed to recreate. 11168 if (!PackageHelper.destroySdDir(newCacheId)) { 11169 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11170 return false; 11171 } 11172 // Successfully cleaned up stale container. Try to rename again. 11173 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11174 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11175 + " inspite of cleaning it up."); 11176 return false; 11177 } 11178 } 11179 if (!PackageHelper.isContainerMounted(newCacheId)) { 11180 Slog.w(TAG, "Mounting container " + newCacheId); 11181 newMountPath = PackageHelper.mountSdDir(newCacheId, 11182 getEncryptKey(), Process.SYSTEM_UID); 11183 } else { 11184 newMountPath = PackageHelper.getSdDir(newCacheId); 11185 } 11186 if (newMountPath == null) { 11187 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11188 return false; 11189 } 11190 Log.i(TAG, "Succesfully renamed " + cid + 11191 " to " + newCacheId + 11192 " at new path: " + newMountPath); 11193 cid = newCacheId; 11194 11195 final File beforeCodeFile = new File(packagePath); 11196 setMountPath(newMountPath); 11197 final File afterCodeFile = new File(packagePath); 11198 11199 // Reflect the rename in scanned details 11200 pkg.codePath = afterCodeFile.getAbsolutePath(); 11201 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11202 pkg.baseCodePath); 11203 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11204 pkg.splitCodePaths); 11205 11206 // Reflect the rename in app info 11207 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11208 pkg.applicationInfo.setCodePath(pkg.codePath); 11209 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11210 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11211 pkg.applicationInfo.setResourcePath(pkg.codePath); 11212 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11213 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11214 11215 return true; 11216 } 11217 11218 private void setMountPath(String mountPath) { 11219 final File mountFile = new File(mountPath); 11220 11221 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11222 if (monolithicFile.exists()) { 11223 packagePath = monolithicFile.getAbsolutePath(); 11224 if (isFwdLocked()) { 11225 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11226 } else { 11227 resourcePath = packagePath; 11228 } 11229 } else { 11230 packagePath = mountFile.getAbsolutePath(); 11231 resourcePath = packagePath; 11232 } 11233 } 11234 11235 int doPostInstall(int status, int uid) { 11236 if (status != PackageManager.INSTALL_SUCCEEDED) { 11237 cleanUp(); 11238 } else { 11239 final int groupOwner; 11240 final String protectedFile; 11241 if (isFwdLocked()) { 11242 groupOwner = UserHandle.getSharedAppGid(uid); 11243 protectedFile = RES_FILE_NAME; 11244 } else { 11245 groupOwner = -1; 11246 protectedFile = null; 11247 } 11248 11249 if (uid < Process.FIRST_APPLICATION_UID 11250 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11251 Slog.e(TAG, "Failed to finalize " + cid); 11252 PackageHelper.destroySdDir(cid); 11253 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11254 } 11255 11256 boolean mounted = PackageHelper.isContainerMounted(cid); 11257 if (!mounted) { 11258 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11259 } 11260 } 11261 return status; 11262 } 11263 11264 private void cleanUp() { 11265 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11266 11267 // Destroy secure container 11268 PackageHelper.destroySdDir(cid); 11269 } 11270 11271 private List<String> getAllCodePaths() { 11272 final File codeFile = new File(getCodePath()); 11273 if (codeFile != null && codeFile.exists()) { 11274 try { 11275 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11276 return pkg.getAllCodePaths(); 11277 } catch (PackageParserException e) { 11278 // Ignored; we tried our best 11279 } 11280 } 11281 return Collections.EMPTY_LIST; 11282 } 11283 11284 void cleanUpResourcesLI() { 11285 // Enumerate all code paths before deleting 11286 cleanUpResourcesLI(getAllCodePaths()); 11287 } 11288 11289 private void cleanUpResourcesLI(List<String> allCodePaths) { 11290 cleanUp(); 11291 removeDexFiles(allCodePaths, instructionSets); 11292 } 11293 11294 String getPackageName() { 11295 return getAsecPackageName(cid); 11296 } 11297 11298 boolean doPostDeleteLI(boolean delete) { 11299 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11300 final List<String> allCodePaths = getAllCodePaths(); 11301 boolean mounted = PackageHelper.isContainerMounted(cid); 11302 if (mounted) { 11303 // Unmount first 11304 if (PackageHelper.unMountSdDir(cid)) { 11305 mounted = false; 11306 } 11307 } 11308 if (!mounted && delete) { 11309 cleanUpResourcesLI(allCodePaths); 11310 } 11311 return !mounted; 11312 } 11313 11314 @Override 11315 int doPreCopy() { 11316 if (isFwdLocked()) { 11317 if (!PackageHelper.fixSdPermissions(cid, 11318 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11319 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11320 } 11321 } 11322 11323 return PackageManager.INSTALL_SUCCEEDED; 11324 } 11325 11326 @Override 11327 int doPostCopy(int uid) { 11328 if (isFwdLocked()) { 11329 if (uid < Process.FIRST_APPLICATION_UID 11330 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11331 RES_FILE_NAME)) { 11332 Slog.e(TAG, "Failed to finalize " + cid); 11333 PackageHelper.destroySdDir(cid); 11334 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11335 } 11336 } 11337 11338 return PackageManager.INSTALL_SUCCEEDED; 11339 } 11340 } 11341 11342 /** 11343 * Logic to handle movement of existing installed applications. 11344 */ 11345 class MoveInstallArgs extends InstallArgs { 11346 private File codeFile; 11347 private File resourceFile; 11348 11349 /** New install */ 11350 MoveInstallArgs(InstallParams params) { 11351 super(params.origin, params.move, params.observer, params.installFlags, 11352 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11353 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11354 } 11355 11356 int copyApk(IMediaContainerService imcs, boolean temp) { 11357 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11358 + move.fromUuid + " to " + move.toUuid); 11359 synchronized (mInstaller) { 11360 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11361 move.dataAppName, move.appId, move.seinfo) != 0) { 11362 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11363 } 11364 } 11365 11366 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11367 resourceFile = codeFile; 11368 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11369 11370 return PackageManager.INSTALL_SUCCEEDED; 11371 } 11372 11373 int doPreInstall(int status) { 11374 if (status != PackageManager.INSTALL_SUCCEEDED) { 11375 cleanUp(move.toUuid); 11376 } 11377 return status; 11378 } 11379 11380 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11381 if (status != PackageManager.INSTALL_SUCCEEDED) { 11382 cleanUp(move.toUuid); 11383 return false; 11384 } 11385 11386 // Reflect the move in app info 11387 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11388 pkg.applicationInfo.setCodePath(pkg.codePath); 11389 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11390 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11391 pkg.applicationInfo.setResourcePath(pkg.codePath); 11392 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11393 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11394 11395 return true; 11396 } 11397 11398 int doPostInstall(int status, int uid) { 11399 if (status == PackageManager.INSTALL_SUCCEEDED) { 11400 cleanUp(move.fromUuid); 11401 } else { 11402 cleanUp(move.toUuid); 11403 } 11404 return status; 11405 } 11406 11407 @Override 11408 String getCodePath() { 11409 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11410 } 11411 11412 @Override 11413 String getResourcePath() { 11414 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11415 } 11416 11417 private boolean cleanUp(String volumeUuid) { 11418 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11419 move.dataAppName); 11420 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11421 synchronized (mInstallLock) { 11422 // Clean up both app data and code 11423 removeDataDirsLI(volumeUuid, move.packageName); 11424 if (codeFile.isDirectory()) { 11425 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11426 } else { 11427 codeFile.delete(); 11428 } 11429 } 11430 return true; 11431 } 11432 11433 void cleanUpResourcesLI() { 11434 throw new UnsupportedOperationException(); 11435 } 11436 11437 boolean doPostDeleteLI(boolean delete) { 11438 throw new UnsupportedOperationException(); 11439 } 11440 } 11441 11442 static String getAsecPackageName(String packageCid) { 11443 int idx = packageCid.lastIndexOf("-"); 11444 if (idx == -1) { 11445 return packageCid; 11446 } 11447 return packageCid.substring(0, idx); 11448 } 11449 11450 // Utility method used to create code paths based on package name and available index. 11451 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11452 String idxStr = ""; 11453 int idx = 1; 11454 // Fall back to default value of idx=1 if prefix is not 11455 // part of oldCodePath 11456 if (oldCodePath != null) { 11457 String subStr = oldCodePath; 11458 // Drop the suffix right away 11459 if (suffix != null && subStr.endsWith(suffix)) { 11460 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11461 } 11462 // If oldCodePath already contains prefix find out the 11463 // ending index to either increment or decrement. 11464 int sidx = subStr.lastIndexOf(prefix); 11465 if (sidx != -1) { 11466 subStr = subStr.substring(sidx + prefix.length()); 11467 if (subStr != null) { 11468 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11469 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11470 } 11471 try { 11472 idx = Integer.parseInt(subStr); 11473 if (idx <= 1) { 11474 idx++; 11475 } else { 11476 idx--; 11477 } 11478 } catch(NumberFormatException e) { 11479 } 11480 } 11481 } 11482 } 11483 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11484 return prefix + idxStr; 11485 } 11486 11487 private File getNextCodePath(File targetDir, String packageName) { 11488 int suffix = 1; 11489 File result; 11490 do { 11491 result = new File(targetDir, packageName + "-" + suffix); 11492 suffix++; 11493 } while (result.exists()); 11494 return result; 11495 } 11496 11497 // Utility method that returns the relative package path with respect 11498 // to the installation directory. Like say for /data/data/com.test-1.apk 11499 // string com.test-1 is returned. 11500 static String deriveCodePathName(String codePath) { 11501 if (codePath == null) { 11502 return null; 11503 } 11504 final File codeFile = new File(codePath); 11505 final String name = codeFile.getName(); 11506 if (codeFile.isDirectory()) { 11507 return name; 11508 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11509 final int lastDot = name.lastIndexOf('.'); 11510 return name.substring(0, lastDot); 11511 } else { 11512 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11513 return null; 11514 } 11515 } 11516 11517 class PackageInstalledInfo { 11518 String name; 11519 int uid; 11520 // The set of users that originally had this package installed. 11521 int[] origUsers; 11522 // The set of users that now have this package installed. 11523 int[] newUsers; 11524 PackageParser.Package pkg; 11525 int returnCode; 11526 String returnMsg; 11527 PackageRemovedInfo removedInfo; 11528 11529 public void setError(int code, String msg) { 11530 returnCode = code; 11531 returnMsg = msg; 11532 Slog.w(TAG, msg); 11533 } 11534 11535 public void setError(String msg, PackageParserException e) { 11536 returnCode = e.error; 11537 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11538 Slog.w(TAG, msg, e); 11539 } 11540 11541 public void setError(String msg, PackageManagerException e) { 11542 returnCode = e.error; 11543 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11544 Slog.w(TAG, msg, e); 11545 } 11546 11547 // In some error cases we want to convey more info back to the observer 11548 String origPackage; 11549 String origPermission; 11550 } 11551 11552 /* 11553 * Install a non-existing package. 11554 */ 11555 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11556 UserHandle user, String installerPackageName, String volumeUuid, 11557 PackageInstalledInfo res) { 11558 // Remember this for later, in case we need to rollback this install 11559 String pkgName = pkg.packageName; 11560 11561 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11562 final boolean dataDirExists = Environment 11563 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11564 synchronized(mPackages) { 11565 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11566 // A package with the same name is already installed, though 11567 // it has been renamed to an older name. The package we 11568 // are trying to install should be installed as an update to 11569 // the existing one, but that has not been requested, so bail. 11570 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11571 + " without first uninstalling package running as " 11572 + mSettings.mRenamedPackages.get(pkgName)); 11573 return; 11574 } 11575 if (mPackages.containsKey(pkgName)) { 11576 // Don't allow installation over an existing package with the same name. 11577 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11578 + " without first uninstalling."); 11579 return; 11580 } 11581 } 11582 11583 try { 11584 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11585 System.currentTimeMillis(), user); 11586 11587 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11588 // delete the partially installed application. the data directory will have to be 11589 // restored if it was already existing 11590 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11591 // remove package from internal structures. Note that we want deletePackageX to 11592 // delete the package data and cache directories that it created in 11593 // scanPackageLocked, unless those directories existed before we even tried to 11594 // install. 11595 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11596 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11597 res.removedInfo, true); 11598 } 11599 11600 } catch (PackageManagerException e) { 11601 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11602 } 11603 } 11604 11605 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11606 // Can't rotate keys during boot or if sharedUser. 11607 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11608 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11609 return false; 11610 } 11611 // app is using upgradeKeySets; make sure all are valid 11612 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11613 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11614 for (int i = 0; i < upgradeKeySets.length; i++) { 11615 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11616 Slog.wtf(TAG, "Package " 11617 + (oldPs.name != null ? oldPs.name : "<null>") 11618 + " contains upgrade-key-set reference to unknown key-set: " 11619 + upgradeKeySets[i] 11620 + " reverting to signatures check."); 11621 return false; 11622 } 11623 } 11624 return true; 11625 } 11626 11627 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11628 // Upgrade keysets are being used. Determine if new package has a superset of the 11629 // required keys. 11630 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11631 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11632 for (int i = 0; i < upgradeKeySets.length; i++) { 11633 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11634 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11635 return true; 11636 } 11637 } 11638 return false; 11639 } 11640 11641 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11642 UserHandle user, String installerPackageName, String volumeUuid, 11643 PackageInstalledInfo res) { 11644 final PackageParser.Package oldPackage; 11645 final String pkgName = pkg.packageName; 11646 final int[] allUsers; 11647 final boolean[] perUserInstalled; 11648 final boolean weFroze; 11649 11650 // First find the old package info and check signatures 11651 synchronized(mPackages) { 11652 oldPackage = mPackages.get(pkgName); 11653 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11654 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11655 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11656 if(!checkUpgradeKeySetLP(ps, pkg)) { 11657 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11658 "New package not signed by keys specified by upgrade-keysets: " 11659 + pkgName); 11660 return; 11661 } 11662 } else { 11663 // default to original signature matching 11664 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11665 != PackageManager.SIGNATURE_MATCH) { 11666 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11667 "New package has a different signature: " + pkgName); 11668 return; 11669 } 11670 } 11671 11672 // In case of rollback, remember per-user/profile install state 11673 allUsers = sUserManager.getUserIds(); 11674 perUserInstalled = new boolean[allUsers.length]; 11675 for (int i = 0; i < allUsers.length; i++) { 11676 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11677 } 11678 11679 // Mark the app as frozen to prevent launching during the upgrade 11680 // process, and then kill all running instances 11681 if (!ps.frozen) { 11682 ps.frozen = true; 11683 weFroze = true; 11684 } else { 11685 weFroze = false; 11686 } 11687 } 11688 11689 // Now that we're guarded by frozen state, kill app during upgrade 11690 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11691 11692 try { 11693 boolean sysPkg = (isSystemApp(oldPackage)); 11694 if (sysPkg) { 11695 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11696 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11697 } else { 11698 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11699 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11700 } 11701 } finally { 11702 // Regardless of success or failure of upgrade steps above, always 11703 // unfreeze the package if we froze it 11704 if (weFroze) { 11705 unfreezePackage(pkgName); 11706 } 11707 } 11708 } 11709 11710 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11711 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11712 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11713 String volumeUuid, PackageInstalledInfo res) { 11714 String pkgName = deletedPackage.packageName; 11715 boolean deletedPkg = true; 11716 boolean updatedSettings = false; 11717 11718 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11719 + deletedPackage); 11720 long origUpdateTime; 11721 if (pkg.mExtras != null) { 11722 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11723 } else { 11724 origUpdateTime = 0; 11725 } 11726 11727 // First delete the existing package while retaining the data directory 11728 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11729 res.removedInfo, true)) { 11730 // If the existing package wasn't successfully deleted 11731 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11732 deletedPkg = false; 11733 } else { 11734 // Successfully deleted the old package; proceed with replace. 11735 11736 // If deleted package lived in a container, give users a chance to 11737 // relinquish resources before killing. 11738 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11739 if (DEBUG_INSTALL) { 11740 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11741 } 11742 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11743 final ArrayList<String> pkgList = new ArrayList<String>(1); 11744 pkgList.add(deletedPackage.applicationInfo.packageName); 11745 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11746 } 11747 11748 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11749 try { 11750 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11751 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11752 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11753 perUserInstalled, res, user); 11754 updatedSettings = true; 11755 } catch (PackageManagerException e) { 11756 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11757 } 11758 } 11759 11760 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11761 // remove package from internal structures. Note that we want deletePackageX to 11762 // delete the package data and cache directories that it created in 11763 // scanPackageLocked, unless those directories existed before we even tried to 11764 // install. 11765 if(updatedSettings) { 11766 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11767 deletePackageLI( 11768 pkgName, null, true, allUsers, perUserInstalled, 11769 PackageManager.DELETE_KEEP_DATA, 11770 res.removedInfo, true); 11771 } 11772 // Since we failed to install the new package we need to restore the old 11773 // package that we deleted. 11774 if (deletedPkg) { 11775 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11776 File restoreFile = new File(deletedPackage.codePath); 11777 // Parse old package 11778 boolean oldExternal = isExternal(deletedPackage); 11779 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11780 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11781 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11782 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11783 try { 11784 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11785 } catch (PackageManagerException e) { 11786 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11787 + e.getMessage()); 11788 return; 11789 } 11790 // Restore of old package succeeded. Update permissions. 11791 // writer 11792 synchronized (mPackages) { 11793 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11794 UPDATE_PERMISSIONS_ALL); 11795 // can downgrade to reader 11796 mSettings.writeLPr(); 11797 } 11798 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11799 } 11800 } 11801 } 11802 11803 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11804 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11805 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11806 String volumeUuid, PackageInstalledInfo res) { 11807 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11808 + ", old=" + deletedPackage); 11809 boolean disabledSystem = false; 11810 boolean updatedSettings = false; 11811 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11812 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11813 != 0) { 11814 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11815 } 11816 String packageName = deletedPackage.packageName; 11817 if (packageName == null) { 11818 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11819 "Attempt to delete null packageName."); 11820 return; 11821 } 11822 PackageParser.Package oldPkg; 11823 PackageSetting oldPkgSetting; 11824 // reader 11825 synchronized (mPackages) { 11826 oldPkg = mPackages.get(packageName); 11827 oldPkgSetting = mSettings.mPackages.get(packageName); 11828 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11829 (oldPkgSetting == null)) { 11830 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11831 "Couldn't find package:" + packageName + " information"); 11832 return; 11833 } 11834 } 11835 11836 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11837 res.removedInfo.removedPackage = packageName; 11838 // Remove existing system package 11839 removePackageLI(oldPkgSetting, true); 11840 // writer 11841 synchronized (mPackages) { 11842 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11843 if (!disabledSystem && deletedPackage != null) { 11844 // We didn't need to disable the .apk as a current system package, 11845 // which means we are replacing another update that is already 11846 // installed. We need to make sure to delete the older one's .apk. 11847 res.removedInfo.args = createInstallArgsForExisting(0, 11848 deletedPackage.applicationInfo.getCodePath(), 11849 deletedPackage.applicationInfo.getResourcePath(), 11850 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11851 } else { 11852 res.removedInfo.args = null; 11853 } 11854 } 11855 11856 // Successfully disabled the old package. Now proceed with re-installation 11857 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11858 11859 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11860 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11861 11862 PackageParser.Package newPackage = null; 11863 try { 11864 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11865 if (newPackage.mExtras != null) { 11866 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11867 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11868 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11869 11870 // is the update attempting to change shared user? that isn't going to work... 11871 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11872 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11873 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11874 + " to " + newPkgSetting.sharedUser); 11875 updatedSettings = true; 11876 } 11877 } 11878 11879 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11880 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11881 perUserInstalled, res, user); 11882 updatedSettings = true; 11883 } 11884 11885 } catch (PackageManagerException e) { 11886 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11887 } 11888 11889 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11890 // Re installation failed. Restore old information 11891 // Remove new pkg information 11892 if (newPackage != null) { 11893 removeInstalledPackageLI(newPackage, true); 11894 } 11895 // Add back the old system package 11896 try { 11897 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11898 } catch (PackageManagerException e) { 11899 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11900 } 11901 // Restore the old system information in Settings 11902 synchronized (mPackages) { 11903 if (disabledSystem) { 11904 mSettings.enableSystemPackageLPw(packageName); 11905 } 11906 if (updatedSettings) { 11907 mSettings.setInstallerPackageName(packageName, 11908 oldPkgSetting.installerPackageName); 11909 } 11910 mSettings.writeLPr(); 11911 } 11912 } 11913 } 11914 11915 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11916 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11917 UserHandle user) { 11918 String pkgName = newPackage.packageName; 11919 synchronized (mPackages) { 11920 //write settings. the installStatus will be incomplete at this stage. 11921 //note that the new package setting would have already been 11922 //added to mPackages. It hasn't been persisted yet. 11923 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11924 mSettings.writeLPr(); 11925 } 11926 11927 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11928 11929 synchronized (mPackages) { 11930 updatePermissionsLPw(newPackage.packageName, newPackage, 11931 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11932 ? UPDATE_PERMISSIONS_ALL : 0)); 11933 // For system-bundled packages, we assume that installing an upgraded version 11934 // of the package implies that the user actually wants to run that new code, 11935 // so we enable the package. 11936 PackageSetting ps = mSettings.mPackages.get(pkgName); 11937 if (ps != null) { 11938 if (isSystemApp(newPackage)) { 11939 // NB: implicit assumption that system package upgrades apply to all users 11940 if (DEBUG_INSTALL) { 11941 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11942 } 11943 if (res.origUsers != null) { 11944 for (int userHandle : res.origUsers) { 11945 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11946 userHandle, installerPackageName); 11947 } 11948 } 11949 // Also convey the prior install/uninstall state 11950 if (allUsers != null && perUserInstalled != null) { 11951 for (int i = 0; i < allUsers.length; i++) { 11952 if (DEBUG_INSTALL) { 11953 Slog.d(TAG, " user " + allUsers[i] 11954 + " => " + perUserInstalled[i]); 11955 } 11956 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11957 } 11958 // these install state changes will be persisted in the 11959 // upcoming call to mSettings.writeLPr(). 11960 } 11961 } 11962 // It's implied that when a user requests installation, they want the app to be 11963 // installed and enabled. 11964 int userId = user.getIdentifier(); 11965 if (userId != UserHandle.USER_ALL) { 11966 ps.setInstalled(true, userId); 11967 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11968 } 11969 } 11970 res.name = pkgName; 11971 res.uid = newPackage.applicationInfo.uid; 11972 res.pkg = newPackage; 11973 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11974 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11975 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11976 //to update install status 11977 mSettings.writeLPr(); 11978 } 11979 } 11980 11981 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11982 final int installFlags = args.installFlags; 11983 final String installerPackageName = args.installerPackageName; 11984 final String volumeUuid = args.volumeUuid; 11985 final File tmpPackageFile = new File(args.getCodePath()); 11986 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11987 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11988 || (args.volumeUuid != null)); 11989 boolean replace = false; 11990 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11991 if (args.move != null) { 11992 // moving a complete application; perfom an initial scan on the new install location 11993 scanFlags |= SCAN_INITIAL; 11994 } 11995 // Result object to be returned 11996 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11997 11998 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11999 // Retrieve PackageSettings and parse package 12000 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12001 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12002 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12003 PackageParser pp = new PackageParser(); 12004 pp.setSeparateProcesses(mSeparateProcesses); 12005 pp.setDisplayMetrics(mMetrics); 12006 12007 final PackageParser.Package pkg; 12008 try { 12009 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12010 } catch (PackageParserException e) { 12011 res.setError("Failed parse during installPackageLI", e); 12012 return; 12013 } 12014 12015 // Mark that we have an install time CPU ABI override. 12016 pkg.cpuAbiOverride = args.abiOverride; 12017 12018 String pkgName = res.name = pkg.packageName; 12019 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12020 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12021 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12022 return; 12023 } 12024 } 12025 12026 try { 12027 pp.collectCertificates(pkg, parseFlags); 12028 pp.collectManifestDigest(pkg); 12029 } catch (PackageParserException e) { 12030 res.setError("Failed collect during installPackageLI", e); 12031 return; 12032 } 12033 12034 /* If the installer passed in a manifest digest, compare it now. */ 12035 if (args.manifestDigest != null) { 12036 if (DEBUG_INSTALL) { 12037 final String parsedManifest = pkg.manifestDigest == null ? "null" 12038 : pkg.manifestDigest.toString(); 12039 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12040 + parsedManifest); 12041 } 12042 12043 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12044 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12045 return; 12046 } 12047 } else if (DEBUG_INSTALL) { 12048 final String parsedManifest = pkg.manifestDigest == null 12049 ? "null" : pkg.manifestDigest.toString(); 12050 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12051 } 12052 12053 // Get rid of all references to package scan path via parser. 12054 pp = null; 12055 String oldCodePath = null; 12056 boolean systemApp = false; 12057 synchronized (mPackages) { 12058 // Check if installing already existing package 12059 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12060 String oldName = mSettings.mRenamedPackages.get(pkgName); 12061 if (pkg.mOriginalPackages != null 12062 && pkg.mOriginalPackages.contains(oldName) 12063 && mPackages.containsKey(oldName)) { 12064 // This package is derived from an original package, 12065 // and this device has been updating from that original 12066 // name. We must continue using the original name, so 12067 // rename the new package here. 12068 pkg.setPackageName(oldName); 12069 pkgName = pkg.packageName; 12070 replace = true; 12071 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12072 + oldName + " pkgName=" + pkgName); 12073 } else if (mPackages.containsKey(pkgName)) { 12074 // This package, under its official name, already exists 12075 // on the device; we should replace it. 12076 replace = true; 12077 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12078 } 12079 12080 // Prevent apps opting out from runtime permissions 12081 if (replace) { 12082 PackageParser.Package oldPackage = mPackages.get(pkgName); 12083 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12084 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12085 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12086 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12087 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12088 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12089 + " doesn't support runtime permissions but the old" 12090 + " target SDK " + oldTargetSdk + " does."); 12091 return; 12092 } 12093 } 12094 } 12095 12096 PackageSetting ps = mSettings.mPackages.get(pkgName); 12097 if (ps != null) { 12098 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12099 12100 // Quick sanity check that we're signed correctly if updating; 12101 // we'll check this again later when scanning, but we want to 12102 // bail early here before tripping over redefined permissions. 12103 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12104 if (!checkUpgradeKeySetLP(ps, pkg)) { 12105 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12106 + pkg.packageName + " upgrade keys do not match the " 12107 + "previously installed version"); 12108 return; 12109 } 12110 } else { 12111 try { 12112 verifySignaturesLP(ps, pkg); 12113 } catch (PackageManagerException e) { 12114 res.setError(e.error, e.getMessage()); 12115 return; 12116 } 12117 } 12118 12119 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12120 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12121 systemApp = (ps.pkg.applicationInfo.flags & 12122 ApplicationInfo.FLAG_SYSTEM) != 0; 12123 } 12124 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12125 } 12126 12127 // Check whether the newly-scanned package wants to define an already-defined perm 12128 int N = pkg.permissions.size(); 12129 for (int i = N-1; i >= 0; i--) { 12130 PackageParser.Permission perm = pkg.permissions.get(i); 12131 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12132 if (bp != null) { 12133 // If the defining package is signed with our cert, it's okay. This 12134 // also includes the "updating the same package" case, of course. 12135 // "updating same package" could also involve key-rotation. 12136 final boolean sigsOk; 12137 if (bp.sourcePackage.equals(pkg.packageName) 12138 && (bp.packageSetting instanceof PackageSetting) 12139 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12140 scanFlags))) { 12141 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12142 } else { 12143 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12144 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12145 } 12146 if (!sigsOk) { 12147 // If the owning package is the system itself, we log but allow 12148 // install to proceed; we fail the install on all other permission 12149 // redefinitions. 12150 if (!bp.sourcePackage.equals("android")) { 12151 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12152 + pkg.packageName + " attempting to redeclare permission " 12153 + perm.info.name + " already owned by " + bp.sourcePackage); 12154 res.origPermission = perm.info.name; 12155 res.origPackage = bp.sourcePackage; 12156 return; 12157 } else { 12158 Slog.w(TAG, "Package " + pkg.packageName 12159 + " attempting to redeclare system permission " 12160 + perm.info.name + "; ignoring new declaration"); 12161 pkg.permissions.remove(i); 12162 } 12163 } 12164 } 12165 } 12166 12167 } 12168 12169 if (systemApp && onExternal) { 12170 // Disable updates to system apps on sdcard 12171 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12172 "Cannot install updates to system apps on sdcard"); 12173 return; 12174 } 12175 12176 if (args.move != null) { 12177 // We did an in-place move, so dex is ready to roll 12178 scanFlags |= SCAN_NO_DEX; 12179 scanFlags |= SCAN_MOVE; 12180 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12181 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12182 scanFlags |= SCAN_NO_DEX; 12183 12184 try { 12185 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12186 true /* extract libs */); 12187 } catch (PackageManagerException pme) { 12188 Slog.e(TAG, "Error deriving application ABI", pme); 12189 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12190 return; 12191 } 12192 12193 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12194 int result = mPackageDexOptimizer 12195 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12196 false /* defer */, false /* inclDependencies */); 12197 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12198 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12199 return; 12200 } 12201 } 12202 12203 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12204 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12205 return; 12206 } 12207 12208 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12209 12210 if (replace) { 12211 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12212 installerPackageName, volumeUuid, res); 12213 } else { 12214 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12215 args.user, installerPackageName, volumeUuid, res); 12216 } 12217 synchronized (mPackages) { 12218 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12219 if (ps != null) { 12220 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12221 } 12222 } 12223 } 12224 12225 private void startIntentFilterVerifications(int userId, boolean replacing, 12226 PackageParser.Package pkg) { 12227 if (mIntentFilterVerifierComponent == null) { 12228 Slog.w(TAG, "No IntentFilter verification will not be done as " 12229 + "there is no IntentFilterVerifier available!"); 12230 return; 12231 } 12232 12233 final int verifierUid = getPackageUid( 12234 mIntentFilterVerifierComponent.getPackageName(), 12235 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12236 12237 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12238 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12239 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12240 mHandler.sendMessage(msg); 12241 } 12242 12243 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12244 PackageParser.Package pkg) { 12245 int size = pkg.activities.size(); 12246 if (size == 0) { 12247 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12248 "No activity, so no need to verify any IntentFilter!"); 12249 return; 12250 } 12251 12252 final boolean hasDomainURLs = hasDomainURLs(pkg); 12253 if (!hasDomainURLs) { 12254 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12255 "No domain URLs, so no need to verify any IntentFilter!"); 12256 return; 12257 } 12258 12259 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12260 + " if any IntentFilter from the " + size 12261 + " Activities needs verification ..."); 12262 12263 int count = 0; 12264 final String packageName = pkg.packageName; 12265 12266 synchronized (mPackages) { 12267 // If this is a new install and we see that we've already run verification for this 12268 // package, we have nothing to do: it means the state was restored from backup. 12269 if (!replacing) { 12270 IntentFilterVerificationInfo ivi = 12271 mSettings.getIntentFilterVerificationLPr(packageName); 12272 if (ivi != null) { 12273 if (DEBUG_DOMAIN_VERIFICATION) { 12274 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12275 + ivi.getStatusString()); 12276 } 12277 return; 12278 } 12279 } 12280 12281 // If any filters need to be verified, then all need to be. 12282 boolean needToVerify = false; 12283 for (PackageParser.Activity a : pkg.activities) { 12284 for (ActivityIntentInfo filter : a.intents) { 12285 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12286 if (DEBUG_DOMAIN_VERIFICATION) { 12287 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12288 } 12289 needToVerify = true; 12290 break; 12291 } 12292 } 12293 } 12294 12295 if (needToVerify) { 12296 final int verificationId = mIntentFilterVerificationToken++; 12297 for (PackageParser.Activity a : pkg.activities) { 12298 for (ActivityIntentInfo filter : a.intents) { 12299 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12300 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12301 "Verification needed for IntentFilter:" + filter.toString()); 12302 mIntentFilterVerifier.addOneIntentFilterVerification( 12303 verifierUid, userId, verificationId, filter, packageName); 12304 count++; 12305 } 12306 } 12307 } 12308 } 12309 } 12310 12311 if (count > 0) { 12312 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12313 + " IntentFilter verification" + (count > 1 ? "s" : "") 12314 + " for userId:" + userId); 12315 mIntentFilterVerifier.startVerifications(userId); 12316 } else { 12317 if (DEBUG_DOMAIN_VERIFICATION) { 12318 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12319 } 12320 } 12321 } 12322 12323 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12324 final ComponentName cn = filter.activity.getComponentName(); 12325 final String packageName = cn.getPackageName(); 12326 12327 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12328 packageName); 12329 if (ivi == null) { 12330 return true; 12331 } 12332 int status = ivi.getStatus(); 12333 switch (status) { 12334 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12335 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12336 return true; 12337 12338 default: 12339 // Nothing to do 12340 return false; 12341 } 12342 } 12343 12344 private static boolean isMultiArch(PackageSetting ps) { 12345 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12346 } 12347 12348 private static boolean isMultiArch(ApplicationInfo info) { 12349 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12350 } 12351 12352 private static boolean isExternal(PackageParser.Package pkg) { 12353 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12354 } 12355 12356 private static boolean isExternal(PackageSetting ps) { 12357 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12358 } 12359 12360 private static boolean isExternal(ApplicationInfo info) { 12361 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12362 } 12363 12364 private static boolean isSystemApp(PackageParser.Package pkg) { 12365 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12366 } 12367 12368 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12369 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12370 } 12371 12372 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12373 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12374 } 12375 12376 private static boolean isSystemApp(PackageSetting ps) { 12377 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12378 } 12379 12380 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12381 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12382 } 12383 12384 private int packageFlagsToInstallFlags(PackageSetting ps) { 12385 int installFlags = 0; 12386 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12387 // This existing package was an external ASEC install when we have 12388 // the external flag without a UUID 12389 installFlags |= PackageManager.INSTALL_EXTERNAL; 12390 } 12391 if (ps.isForwardLocked()) { 12392 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12393 } 12394 return installFlags; 12395 } 12396 12397 private void deleteTempPackageFiles() { 12398 final FilenameFilter filter = new FilenameFilter() { 12399 public boolean accept(File dir, String name) { 12400 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12401 } 12402 }; 12403 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12404 file.delete(); 12405 } 12406 } 12407 12408 @Override 12409 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12410 int flags) { 12411 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12412 flags); 12413 } 12414 12415 @Override 12416 public void deletePackage(final String packageName, 12417 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12418 mContext.enforceCallingOrSelfPermission( 12419 android.Manifest.permission.DELETE_PACKAGES, null); 12420 Preconditions.checkNotNull(packageName); 12421 Preconditions.checkNotNull(observer); 12422 final int uid = Binder.getCallingUid(); 12423 if (UserHandle.getUserId(uid) != userId) { 12424 mContext.enforceCallingPermission( 12425 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12426 "deletePackage for user " + userId); 12427 } 12428 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12429 try { 12430 observer.onPackageDeleted(packageName, 12431 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12432 } catch (RemoteException re) { 12433 } 12434 return; 12435 } 12436 12437 boolean uninstallBlocked = false; 12438 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12439 int[] users = sUserManager.getUserIds(); 12440 for (int i = 0; i < users.length; ++i) { 12441 if (getBlockUninstallForUser(packageName, users[i])) { 12442 uninstallBlocked = true; 12443 break; 12444 } 12445 } 12446 } else { 12447 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12448 } 12449 if (uninstallBlocked) { 12450 try { 12451 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12452 null); 12453 } catch (RemoteException re) { 12454 } 12455 return; 12456 } 12457 12458 if (DEBUG_REMOVE) { 12459 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12460 } 12461 // Queue up an async operation since the package deletion may take a little while. 12462 mHandler.post(new Runnable() { 12463 public void run() { 12464 mHandler.removeCallbacks(this); 12465 final int returnCode = deletePackageX(packageName, userId, flags); 12466 if (observer != null) { 12467 try { 12468 observer.onPackageDeleted(packageName, returnCode, null); 12469 } catch (RemoteException e) { 12470 Log.i(TAG, "Observer no longer exists."); 12471 } //end catch 12472 } //end if 12473 } //end run 12474 }); 12475 } 12476 12477 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12478 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12479 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12480 try { 12481 if (dpm != null) { 12482 if (dpm.isDeviceOwner(packageName)) { 12483 return true; 12484 } 12485 int[] users; 12486 if (userId == UserHandle.USER_ALL) { 12487 users = sUserManager.getUserIds(); 12488 } else { 12489 users = new int[]{userId}; 12490 } 12491 for (int i = 0; i < users.length; ++i) { 12492 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12493 return true; 12494 } 12495 } 12496 } 12497 } catch (RemoteException e) { 12498 } 12499 return false; 12500 } 12501 12502 /** 12503 * This method is an internal method that could be get invoked either 12504 * to delete an installed package or to clean up a failed installation. 12505 * After deleting an installed package, a broadcast is sent to notify any 12506 * listeners that the package has been installed. For cleaning up a failed 12507 * installation, the broadcast is not necessary since the package's 12508 * installation wouldn't have sent the initial broadcast either 12509 * The key steps in deleting a package are 12510 * deleting the package information in internal structures like mPackages, 12511 * deleting the packages base directories through installd 12512 * updating mSettings to reflect current status 12513 * persisting settings for later use 12514 * sending a broadcast if necessary 12515 */ 12516 private int deletePackageX(String packageName, int userId, int flags) { 12517 final PackageRemovedInfo info = new PackageRemovedInfo(); 12518 final boolean res; 12519 12520 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12521 ? UserHandle.ALL : new UserHandle(userId); 12522 12523 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12524 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12525 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12526 } 12527 12528 boolean removedForAllUsers = false; 12529 boolean systemUpdate = false; 12530 12531 // for the uninstall-updates case and restricted profiles, remember the per- 12532 // userhandle installed state 12533 int[] allUsers; 12534 boolean[] perUserInstalled; 12535 synchronized (mPackages) { 12536 PackageSetting ps = mSettings.mPackages.get(packageName); 12537 allUsers = sUserManager.getUserIds(); 12538 perUserInstalled = new boolean[allUsers.length]; 12539 for (int i = 0; i < allUsers.length; i++) { 12540 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12541 } 12542 } 12543 12544 synchronized (mInstallLock) { 12545 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12546 res = deletePackageLI(packageName, removeForUser, 12547 true, allUsers, perUserInstalled, 12548 flags | REMOVE_CHATTY, info, true); 12549 systemUpdate = info.isRemovedPackageSystemUpdate; 12550 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12551 removedForAllUsers = true; 12552 } 12553 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12554 + " removedForAllUsers=" + removedForAllUsers); 12555 } 12556 12557 if (res) { 12558 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12559 12560 // If the removed package was a system update, the old system package 12561 // was re-enabled; we need to broadcast this information 12562 if (systemUpdate) { 12563 Bundle extras = new Bundle(1); 12564 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12565 ? info.removedAppId : info.uid); 12566 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12567 12568 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12569 extras, null, null, null); 12570 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12571 extras, null, null, null); 12572 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12573 null, packageName, null, null); 12574 } 12575 } 12576 // Force a gc here. 12577 Runtime.getRuntime().gc(); 12578 // Delete the resources here after sending the broadcast to let 12579 // other processes clean up before deleting resources. 12580 if (info.args != null) { 12581 synchronized (mInstallLock) { 12582 info.args.doPostDeleteLI(true); 12583 } 12584 } 12585 12586 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12587 } 12588 12589 class PackageRemovedInfo { 12590 String removedPackage; 12591 int uid = -1; 12592 int removedAppId = -1; 12593 int[] removedUsers = null; 12594 boolean isRemovedPackageSystemUpdate = false; 12595 // Clean up resources deleted packages. 12596 InstallArgs args = null; 12597 12598 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12599 Bundle extras = new Bundle(1); 12600 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12601 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12602 if (replacing) { 12603 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12604 } 12605 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12606 if (removedPackage != null) { 12607 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12608 extras, null, null, removedUsers); 12609 if (fullRemove && !replacing) { 12610 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12611 extras, null, null, removedUsers); 12612 } 12613 } 12614 if (removedAppId >= 0) { 12615 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12616 removedUsers); 12617 } 12618 } 12619 } 12620 12621 /* 12622 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12623 * flag is not set, the data directory is removed as well. 12624 * make sure this flag is set for partially installed apps. If not its meaningless to 12625 * delete a partially installed application. 12626 */ 12627 private void removePackageDataLI(PackageSetting ps, 12628 int[] allUserHandles, boolean[] perUserInstalled, 12629 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12630 String packageName = ps.name; 12631 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12632 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12633 // Retrieve object to delete permissions for shared user later on 12634 final PackageSetting deletedPs; 12635 // reader 12636 synchronized (mPackages) { 12637 deletedPs = mSettings.mPackages.get(packageName); 12638 if (outInfo != null) { 12639 outInfo.removedPackage = packageName; 12640 outInfo.removedUsers = deletedPs != null 12641 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12642 : null; 12643 } 12644 } 12645 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12646 removeDataDirsLI(ps.volumeUuid, packageName); 12647 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12648 } 12649 // writer 12650 synchronized (mPackages) { 12651 if (deletedPs != null) { 12652 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12653 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12654 clearDefaultBrowserIfNeeded(packageName); 12655 if (outInfo != null) { 12656 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12657 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12658 } 12659 updatePermissionsLPw(deletedPs.name, null, 0); 12660 if (deletedPs.sharedUser != null) { 12661 // Remove permissions associated with package. Since runtime 12662 // permissions are per user we have to kill the removed package 12663 // or packages running under the shared user of the removed 12664 // package if revoking the permissions requested only by the removed 12665 // package is successful and this causes a change in gids. 12666 for (int userId : UserManagerService.getInstance().getUserIds()) { 12667 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12668 userId); 12669 if (userIdToKill == UserHandle.USER_ALL 12670 || userIdToKill >= UserHandle.USER_OWNER) { 12671 // If gids changed for this user, kill all affected packages. 12672 mHandler.post(new Runnable() { 12673 @Override 12674 public void run() { 12675 // This has to happen with no lock held. 12676 killSettingPackagesForUser(deletedPs, userIdToKill, 12677 KILL_APP_REASON_GIDS_CHANGED); 12678 } 12679 }); 12680 break; 12681 } 12682 } 12683 } 12684 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12685 } 12686 // make sure to preserve per-user disabled state if this removal was just 12687 // a downgrade of a system app to the factory package 12688 if (allUserHandles != null && perUserInstalled != null) { 12689 if (DEBUG_REMOVE) { 12690 Slog.d(TAG, "Propagating install state across downgrade"); 12691 } 12692 for (int i = 0; i < allUserHandles.length; i++) { 12693 if (DEBUG_REMOVE) { 12694 Slog.d(TAG, " user " + allUserHandles[i] 12695 + " => " + perUserInstalled[i]); 12696 } 12697 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12698 } 12699 } 12700 } 12701 // can downgrade to reader 12702 if (writeSettings) { 12703 // Save settings now 12704 mSettings.writeLPr(); 12705 } 12706 } 12707 if (outInfo != null) { 12708 // A user ID was deleted here. Go through all users and remove it 12709 // from KeyStore. 12710 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12711 } 12712 } 12713 12714 static boolean locationIsPrivileged(File path) { 12715 try { 12716 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12717 .getCanonicalPath(); 12718 return path.getCanonicalPath().startsWith(privilegedAppDir); 12719 } catch (IOException e) { 12720 Slog.e(TAG, "Unable to access code path " + path); 12721 } 12722 return false; 12723 } 12724 12725 /* 12726 * Tries to delete system package. 12727 */ 12728 private boolean deleteSystemPackageLI(PackageSetting newPs, 12729 int[] allUserHandles, boolean[] perUserInstalled, 12730 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12731 final boolean applyUserRestrictions 12732 = (allUserHandles != null) && (perUserInstalled != null); 12733 PackageSetting disabledPs = null; 12734 // Confirm if the system package has been updated 12735 // An updated system app can be deleted. This will also have to restore 12736 // the system pkg from system partition 12737 // reader 12738 synchronized (mPackages) { 12739 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12740 } 12741 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12742 + " disabledPs=" + disabledPs); 12743 if (disabledPs == null) { 12744 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12745 return false; 12746 } else if (DEBUG_REMOVE) { 12747 Slog.d(TAG, "Deleting system pkg from data partition"); 12748 } 12749 if (DEBUG_REMOVE) { 12750 if (applyUserRestrictions) { 12751 Slog.d(TAG, "Remembering install states:"); 12752 for (int i = 0; i < allUserHandles.length; i++) { 12753 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12754 } 12755 } 12756 } 12757 // Delete the updated package 12758 outInfo.isRemovedPackageSystemUpdate = true; 12759 if (disabledPs.versionCode < newPs.versionCode) { 12760 // Delete data for downgrades 12761 flags &= ~PackageManager.DELETE_KEEP_DATA; 12762 } else { 12763 // Preserve data by setting flag 12764 flags |= PackageManager.DELETE_KEEP_DATA; 12765 } 12766 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12767 allUserHandles, perUserInstalled, outInfo, writeSettings); 12768 if (!ret) { 12769 return false; 12770 } 12771 // writer 12772 synchronized (mPackages) { 12773 // Reinstate the old system package 12774 mSettings.enableSystemPackageLPw(newPs.name); 12775 // Remove any native libraries from the upgraded package. 12776 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12777 } 12778 // Install the system package 12779 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12780 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12781 if (locationIsPrivileged(disabledPs.codePath)) { 12782 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12783 } 12784 12785 final PackageParser.Package newPkg; 12786 try { 12787 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12788 } catch (PackageManagerException e) { 12789 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12790 return false; 12791 } 12792 12793 // writer 12794 synchronized (mPackages) { 12795 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12796 12797 // Propagate the permissions state as we do want to drop on the floor 12798 // runtime permissions. The update permissions method below will take 12799 // care of removing obsolete permissions and grant install permissions. 12800 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12801 updatePermissionsLPw(newPkg.packageName, newPkg, 12802 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12803 12804 if (applyUserRestrictions) { 12805 if (DEBUG_REMOVE) { 12806 Slog.d(TAG, "Propagating install state across reinstall"); 12807 } 12808 for (int i = 0; i < allUserHandles.length; i++) { 12809 if (DEBUG_REMOVE) { 12810 Slog.d(TAG, " user " + allUserHandles[i] 12811 + " => " + perUserInstalled[i]); 12812 } 12813 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12814 } 12815 // Regardless of writeSettings we need to ensure that this restriction 12816 // state propagation is persisted 12817 mSettings.writeAllUsersPackageRestrictionsLPr(); 12818 } 12819 // can downgrade to reader here 12820 if (writeSettings) { 12821 mSettings.writeLPr(); 12822 } 12823 } 12824 return true; 12825 } 12826 12827 private boolean deleteInstalledPackageLI(PackageSetting ps, 12828 boolean deleteCodeAndResources, int flags, 12829 int[] allUserHandles, boolean[] perUserInstalled, 12830 PackageRemovedInfo outInfo, boolean writeSettings) { 12831 if (outInfo != null) { 12832 outInfo.uid = ps.appId; 12833 } 12834 12835 // Delete package data from internal structures and also remove data if flag is set 12836 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12837 12838 // Delete application code and resources 12839 if (deleteCodeAndResources && (outInfo != null)) { 12840 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12841 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12842 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12843 } 12844 return true; 12845 } 12846 12847 @Override 12848 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12849 int userId) { 12850 mContext.enforceCallingOrSelfPermission( 12851 android.Manifest.permission.DELETE_PACKAGES, null); 12852 synchronized (mPackages) { 12853 PackageSetting ps = mSettings.mPackages.get(packageName); 12854 if (ps == null) { 12855 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12856 return false; 12857 } 12858 if (!ps.getInstalled(userId)) { 12859 // Can't block uninstall for an app that is not installed or enabled. 12860 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12861 return false; 12862 } 12863 ps.setBlockUninstall(blockUninstall, userId); 12864 mSettings.writePackageRestrictionsLPr(userId); 12865 } 12866 return true; 12867 } 12868 12869 @Override 12870 public boolean getBlockUninstallForUser(String packageName, int userId) { 12871 synchronized (mPackages) { 12872 PackageSetting ps = mSettings.mPackages.get(packageName); 12873 if (ps == null) { 12874 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12875 return false; 12876 } 12877 return ps.getBlockUninstall(userId); 12878 } 12879 } 12880 12881 /* 12882 * This method handles package deletion in general 12883 */ 12884 private boolean deletePackageLI(String packageName, UserHandle user, 12885 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12886 int flags, PackageRemovedInfo outInfo, 12887 boolean writeSettings) { 12888 if (packageName == null) { 12889 Slog.w(TAG, "Attempt to delete null packageName."); 12890 return false; 12891 } 12892 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12893 PackageSetting ps; 12894 boolean dataOnly = false; 12895 int removeUser = -1; 12896 int appId = -1; 12897 synchronized (mPackages) { 12898 ps = mSettings.mPackages.get(packageName); 12899 if (ps == null) { 12900 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12901 return false; 12902 } 12903 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12904 && user.getIdentifier() != UserHandle.USER_ALL) { 12905 // The caller is asking that the package only be deleted for a single 12906 // user. To do this, we just mark its uninstalled state and delete 12907 // its data. If this is a system app, we only allow this to happen if 12908 // they have set the special DELETE_SYSTEM_APP which requests different 12909 // semantics than normal for uninstalling system apps. 12910 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12911 ps.setUserState(user.getIdentifier(), 12912 COMPONENT_ENABLED_STATE_DEFAULT, 12913 false, //installed 12914 true, //stopped 12915 true, //notLaunched 12916 false, //hidden 12917 null, null, null, 12918 false, // blockUninstall 12919 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12920 if (!isSystemApp(ps)) { 12921 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12922 // Other user still have this package installed, so all 12923 // we need to do is clear this user's data and save that 12924 // it is uninstalled. 12925 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12926 removeUser = user.getIdentifier(); 12927 appId = ps.appId; 12928 scheduleWritePackageRestrictionsLocked(removeUser); 12929 } else { 12930 // We need to set it back to 'installed' so the uninstall 12931 // broadcasts will be sent correctly. 12932 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12933 ps.setInstalled(true, user.getIdentifier()); 12934 } 12935 } else { 12936 // This is a system app, so we assume that the 12937 // other users still have this package installed, so all 12938 // we need to do is clear this user's data and save that 12939 // it is uninstalled. 12940 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12941 removeUser = user.getIdentifier(); 12942 appId = ps.appId; 12943 scheduleWritePackageRestrictionsLocked(removeUser); 12944 } 12945 } 12946 } 12947 12948 if (removeUser >= 0) { 12949 // From above, we determined that we are deleting this only 12950 // for a single user. Continue the work here. 12951 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12952 if (outInfo != null) { 12953 outInfo.removedPackage = packageName; 12954 outInfo.removedAppId = appId; 12955 outInfo.removedUsers = new int[] {removeUser}; 12956 } 12957 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12958 removeKeystoreDataIfNeeded(removeUser, appId); 12959 schedulePackageCleaning(packageName, removeUser, false); 12960 synchronized (mPackages) { 12961 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12962 scheduleWritePackageRestrictionsLocked(removeUser); 12963 } 12964 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 12965 } 12966 return true; 12967 } 12968 12969 if (dataOnly) { 12970 // Delete application data first 12971 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12972 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12973 return true; 12974 } 12975 12976 boolean ret = false; 12977 if (isSystemApp(ps)) { 12978 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12979 // When an updated system application is deleted we delete the existing resources as well and 12980 // fall back to existing code in system partition 12981 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12982 flags, outInfo, writeSettings); 12983 } else { 12984 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12985 // Kill application pre-emptively especially for apps on sd. 12986 killApplication(packageName, ps.appId, "uninstall pkg"); 12987 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12988 allUserHandles, perUserInstalled, 12989 outInfo, writeSettings); 12990 } 12991 12992 return ret; 12993 } 12994 12995 private final class ClearStorageConnection implements ServiceConnection { 12996 IMediaContainerService mContainerService; 12997 12998 @Override 12999 public void onServiceConnected(ComponentName name, IBinder service) { 13000 synchronized (this) { 13001 mContainerService = IMediaContainerService.Stub.asInterface(service); 13002 notifyAll(); 13003 } 13004 } 13005 13006 @Override 13007 public void onServiceDisconnected(ComponentName name) { 13008 } 13009 } 13010 13011 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13012 final boolean mounted; 13013 if (Environment.isExternalStorageEmulated()) { 13014 mounted = true; 13015 } else { 13016 final String status = Environment.getExternalStorageState(); 13017 13018 mounted = status.equals(Environment.MEDIA_MOUNTED) 13019 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13020 } 13021 13022 if (!mounted) { 13023 return; 13024 } 13025 13026 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13027 int[] users; 13028 if (userId == UserHandle.USER_ALL) { 13029 users = sUserManager.getUserIds(); 13030 } else { 13031 users = new int[] { userId }; 13032 } 13033 final ClearStorageConnection conn = new ClearStorageConnection(); 13034 if (mContext.bindServiceAsUser( 13035 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13036 try { 13037 for (int curUser : users) { 13038 long timeout = SystemClock.uptimeMillis() + 5000; 13039 synchronized (conn) { 13040 long now = SystemClock.uptimeMillis(); 13041 while (conn.mContainerService == null && now < timeout) { 13042 try { 13043 conn.wait(timeout - now); 13044 } catch (InterruptedException e) { 13045 } 13046 } 13047 } 13048 if (conn.mContainerService == null) { 13049 return; 13050 } 13051 13052 final UserEnvironment userEnv = new UserEnvironment(curUser); 13053 clearDirectory(conn.mContainerService, 13054 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13055 if (allData) { 13056 clearDirectory(conn.mContainerService, 13057 userEnv.buildExternalStorageAppDataDirs(packageName)); 13058 clearDirectory(conn.mContainerService, 13059 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13060 } 13061 } 13062 } finally { 13063 mContext.unbindService(conn); 13064 } 13065 } 13066 } 13067 13068 @Override 13069 public void clearApplicationUserData(final String packageName, 13070 final IPackageDataObserver observer, final int userId) { 13071 mContext.enforceCallingOrSelfPermission( 13072 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13073 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13074 // Queue up an async operation since the package deletion may take a little while. 13075 mHandler.post(new Runnable() { 13076 public void run() { 13077 mHandler.removeCallbacks(this); 13078 final boolean succeeded; 13079 synchronized (mInstallLock) { 13080 succeeded = clearApplicationUserDataLI(packageName, userId); 13081 } 13082 clearExternalStorageDataSync(packageName, userId, true); 13083 if (succeeded) { 13084 // invoke DeviceStorageMonitor's update method to clear any notifications 13085 DeviceStorageMonitorInternal 13086 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13087 if (dsm != null) { 13088 dsm.checkMemory(); 13089 } 13090 } 13091 if(observer != null) { 13092 try { 13093 observer.onRemoveCompleted(packageName, succeeded); 13094 } catch (RemoteException e) { 13095 Log.i(TAG, "Observer no longer exists."); 13096 } 13097 } //end if observer 13098 } //end run 13099 }); 13100 } 13101 13102 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13103 if (packageName == null) { 13104 Slog.w(TAG, "Attempt to delete null packageName."); 13105 return false; 13106 } 13107 13108 // Try finding details about the requested package 13109 PackageParser.Package pkg; 13110 synchronized (mPackages) { 13111 pkg = mPackages.get(packageName); 13112 if (pkg == null) { 13113 final PackageSetting ps = mSettings.mPackages.get(packageName); 13114 if (ps != null) { 13115 pkg = ps.pkg; 13116 } 13117 } 13118 13119 if (pkg == null) { 13120 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13121 return false; 13122 } 13123 13124 PackageSetting ps = (PackageSetting) pkg.mExtras; 13125 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13126 } 13127 13128 // Always delete data directories for package, even if we found no other 13129 // record of app. This helps users recover from UID mismatches without 13130 // resorting to a full data wipe. 13131 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13132 if (retCode < 0) { 13133 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13134 return false; 13135 } 13136 13137 final int appId = pkg.applicationInfo.uid; 13138 removeKeystoreDataIfNeeded(userId, appId); 13139 13140 // Create a native library symlink only if we have native libraries 13141 // and if the native libraries are 32 bit libraries. We do not provide 13142 // this symlink for 64 bit libraries. 13143 if (pkg.applicationInfo.primaryCpuAbi != null && 13144 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13145 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13146 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13147 nativeLibPath, userId) < 0) { 13148 Slog.w(TAG, "Failed linking native library dir"); 13149 return false; 13150 } 13151 } 13152 13153 return true; 13154 } 13155 13156 /** 13157 * Reverts user permission state changes (permissions and flags). 13158 * 13159 * @param ps The package for which to reset. 13160 * @param userId The device user for which to do a reset. 13161 */ 13162 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13163 final PackageSetting ps, final int userId) { 13164 if (ps.pkg == null) { 13165 return; 13166 } 13167 13168 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13169 | FLAG_PERMISSION_USER_FIXED 13170 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13171 13172 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13173 | FLAG_PERMISSION_POLICY_FIXED; 13174 13175 boolean writeInstallPermissions = false; 13176 boolean writeRuntimePermissions = false; 13177 13178 final int permissionCount = ps.pkg.requestedPermissions.size(); 13179 for (int i = 0; i < permissionCount; i++) { 13180 String permission = ps.pkg.requestedPermissions.get(i); 13181 13182 BasePermission bp = mSettings.mPermissions.get(permission); 13183 if (bp == null) { 13184 continue; 13185 } 13186 13187 // If shared user we just reset the state to which only this app contributed. 13188 if (ps.sharedUser != null) { 13189 boolean used = false; 13190 final int packageCount = ps.sharedUser.packages.size(); 13191 for (int j = 0; j < packageCount; j++) { 13192 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13193 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13194 && pkg.pkg.requestedPermissions.contains(permission)) { 13195 used = true; 13196 break; 13197 } 13198 } 13199 if (used) { 13200 continue; 13201 } 13202 } 13203 13204 PermissionsState permissionsState = ps.getPermissionsState(); 13205 13206 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13207 13208 // Always clear the user settable flags. 13209 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13210 bp.name) != null; 13211 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13212 if (hasInstallState) { 13213 writeInstallPermissions = true; 13214 } else { 13215 writeRuntimePermissions = true; 13216 } 13217 } 13218 13219 // Below is only runtime permission handling. 13220 if (!bp.isRuntime()) { 13221 continue; 13222 } 13223 13224 // Never clobber system or policy. 13225 if ((oldFlags & policyOrSystemFlags) != 0) { 13226 continue; 13227 } 13228 13229 // If this permission was granted by default, make sure it is. 13230 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13231 if (permissionsState.grantRuntimePermission(bp, userId) 13232 != PERMISSION_OPERATION_FAILURE) { 13233 writeRuntimePermissions = true; 13234 } 13235 } else { 13236 // Otherwise, reset the permission. 13237 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13238 switch (revokeResult) { 13239 case PERMISSION_OPERATION_SUCCESS: { 13240 writeRuntimePermissions = true; 13241 } break; 13242 13243 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13244 writeRuntimePermissions = true; 13245 // If gids changed for this user, kill all affected packages. 13246 mHandler.post(new Runnable() { 13247 @Override 13248 public void run() { 13249 // This has to happen with no lock held. 13250 killSettingPackagesForUser(ps, userId, 13251 KILL_APP_REASON_GIDS_CHANGED); 13252 } 13253 }); 13254 } break; 13255 } 13256 } 13257 } 13258 13259 // Synchronously write as we are taking permissions away. 13260 if (writeRuntimePermissions) { 13261 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13262 } 13263 13264 // Synchronously write as we are taking permissions away. 13265 if (writeInstallPermissions) { 13266 mSettings.writeLPr(); 13267 } 13268 } 13269 13270 /** 13271 * Remove entries from the keystore daemon. Will only remove it if the 13272 * {@code appId} is valid. 13273 */ 13274 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13275 if (appId < 0) { 13276 return; 13277 } 13278 13279 final KeyStore keyStore = KeyStore.getInstance(); 13280 if (keyStore != null) { 13281 if (userId == UserHandle.USER_ALL) { 13282 for (final int individual : sUserManager.getUserIds()) { 13283 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13284 } 13285 } else { 13286 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13287 } 13288 } else { 13289 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13290 } 13291 } 13292 13293 @Override 13294 public void deleteApplicationCacheFiles(final String packageName, 13295 final IPackageDataObserver observer) { 13296 mContext.enforceCallingOrSelfPermission( 13297 android.Manifest.permission.DELETE_CACHE_FILES, null); 13298 // Queue up an async operation since the package deletion may take a little while. 13299 final int userId = UserHandle.getCallingUserId(); 13300 mHandler.post(new Runnable() { 13301 public void run() { 13302 mHandler.removeCallbacks(this); 13303 final boolean succeded; 13304 synchronized (mInstallLock) { 13305 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13306 } 13307 clearExternalStorageDataSync(packageName, userId, false); 13308 if (observer != null) { 13309 try { 13310 observer.onRemoveCompleted(packageName, succeded); 13311 } catch (RemoteException e) { 13312 Log.i(TAG, "Observer no longer exists."); 13313 } 13314 } //end if observer 13315 } //end run 13316 }); 13317 } 13318 13319 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13320 if (packageName == null) { 13321 Slog.w(TAG, "Attempt to delete null packageName."); 13322 return false; 13323 } 13324 PackageParser.Package p; 13325 synchronized (mPackages) { 13326 p = mPackages.get(packageName); 13327 } 13328 if (p == null) { 13329 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13330 return false; 13331 } 13332 final ApplicationInfo applicationInfo = p.applicationInfo; 13333 if (applicationInfo == null) { 13334 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13335 return false; 13336 } 13337 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13338 if (retCode < 0) { 13339 Slog.w(TAG, "Couldn't remove cache files for package: " 13340 + packageName + " u" + userId); 13341 return false; 13342 } 13343 return true; 13344 } 13345 13346 @Override 13347 public void getPackageSizeInfo(final String packageName, int userHandle, 13348 final IPackageStatsObserver observer) { 13349 mContext.enforceCallingOrSelfPermission( 13350 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13351 if (packageName == null) { 13352 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13353 } 13354 13355 PackageStats stats = new PackageStats(packageName, userHandle); 13356 13357 /* 13358 * Queue up an async operation since the package measurement may take a 13359 * little while. 13360 */ 13361 Message msg = mHandler.obtainMessage(INIT_COPY); 13362 msg.obj = new MeasureParams(stats, observer); 13363 mHandler.sendMessage(msg); 13364 } 13365 13366 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13367 PackageStats pStats) { 13368 if (packageName == null) { 13369 Slog.w(TAG, "Attempt to get size of null packageName."); 13370 return false; 13371 } 13372 PackageParser.Package p; 13373 boolean dataOnly = false; 13374 String libDirRoot = null; 13375 String asecPath = null; 13376 PackageSetting ps = null; 13377 synchronized (mPackages) { 13378 p = mPackages.get(packageName); 13379 ps = mSettings.mPackages.get(packageName); 13380 if(p == null) { 13381 dataOnly = true; 13382 if((ps == null) || (ps.pkg == null)) { 13383 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13384 return false; 13385 } 13386 p = ps.pkg; 13387 } 13388 if (ps != null) { 13389 libDirRoot = ps.legacyNativeLibraryPathString; 13390 } 13391 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13392 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13393 if (secureContainerId != null) { 13394 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13395 } 13396 } 13397 } 13398 String publicSrcDir = null; 13399 if(!dataOnly) { 13400 final ApplicationInfo applicationInfo = p.applicationInfo; 13401 if (applicationInfo == null) { 13402 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13403 return false; 13404 } 13405 if (p.isForwardLocked()) { 13406 publicSrcDir = applicationInfo.getBaseResourcePath(); 13407 } 13408 } 13409 // TODO: extend to measure size of split APKs 13410 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13411 // not just the first level. 13412 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13413 // just the primary. 13414 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13415 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13416 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13417 if (res < 0) { 13418 return false; 13419 } 13420 13421 // Fix-up for forward-locked applications in ASEC containers. 13422 if (!isExternal(p)) { 13423 pStats.codeSize += pStats.externalCodeSize; 13424 pStats.externalCodeSize = 0L; 13425 } 13426 13427 return true; 13428 } 13429 13430 13431 @Override 13432 public void addPackageToPreferred(String packageName) { 13433 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13434 } 13435 13436 @Override 13437 public void removePackageFromPreferred(String packageName) { 13438 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13439 } 13440 13441 @Override 13442 public List<PackageInfo> getPreferredPackages(int flags) { 13443 return new ArrayList<PackageInfo>(); 13444 } 13445 13446 private int getUidTargetSdkVersionLockedLPr(int uid) { 13447 Object obj = mSettings.getUserIdLPr(uid); 13448 if (obj instanceof SharedUserSetting) { 13449 final SharedUserSetting sus = (SharedUserSetting) obj; 13450 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13451 final Iterator<PackageSetting> it = sus.packages.iterator(); 13452 while (it.hasNext()) { 13453 final PackageSetting ps = it.next(); 13454 if (ps.pkg != null) { 13455 int v = ps.pkg.applicationInfo.targetSdkVersion; 13456 if (v < vers) vers = v; 13457 } 13458 } 13459 return vers; 13460 } else if (obj instanceof PackageSetting) { 13461 final PackageSetting ps = (PackageSetting) obj; 13462 if (ps.pkg != null) { 13463 return ps.pkg.applicationInfo.targetSdkVersion; 13464 } 13465 } 13466 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13467 } 13468 13469 @Override 13470 public void addPreferredActivity(IntentFilter filter, int match, 13471 ComponentName[] set, ComponentName activity, int userId) { 13472 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13473 "Adding preferred"); 13474 } 13475 13476 private void addPreferredActivityInternal(IntentFilter filter, int match, 13477 ComponentName[] set, ComponentName activity, boolean always, int userId, 13478 String opname) { 13479 // writer 13480 int callingUid = Binder.getCallingUid(); 13481 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13482 if (filter.countActions() == 0) { 13483 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13484 return; 13485 } 13486 synchronized (mPackages) { 13487 if (mContext.checkCallingOrSelfPermission( 13488 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13489 != PackageManager.PERMISSION_GRANTED) { 13490 if (getUidTargetSdkVersionLockedLPr(callingUid) 13491 < Build.VERSION_CODES.FROYO) { 13492 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13493 + callingUid); 13494 return; 13495 } 13496 mContext.enforceCallingOrSelfPermission( 13497 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13498 } 13499 13500 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13501 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13502 + userId + ":"); 13503 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13504 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13505 scheduleWritePackageRestrictionsLocked(userId); 13506 } 13507 } 13508 13509 @Override 13510 public void replacePreferredActivity(IntentFilter filter, int match, 13511 ComponentName[] set, ComponentName activity, int userId) { 13512 if (filter.countActions() != 1) { 13513 throw new IllegalArgumentException( 13514 "replacePreferredActivity expects filter to have only 1 action."); 13515 } 13516 if (filter.countDataAuthorities() != 0 13517 || filter.countDataPaths() != 0 13518 || filter.countDataSchemes() > 1 13519 || filter.countDataTypes() != 0) { 13520 throw new IllegalArgumentException( 13521 "replacePreferredActivity expects filter to have no data authorities, " + 13522 "paths, or types; and at most one scheme."); 13523 } 13524 13525 final int callingUid = Binder.getCallingUid(); 13526 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13527 synchronized (mPackages) { 13528 if (mContext.checkCallingOrSelfPermission( 13529 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13530 != PackageManager.PERMISSION_GRANTED) { 13531 if (getUidTargetSdkVersionLockedLPr(callingUid) 13532 < Build.VERSION_CODES.FROYO) { 13533 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13534 + Binder.getCallingUid()); 13535 return; 13536 } 13537 mContext.enforceCallingOrSelfPermission( 13538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13539 } 13540 13541 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13542 if (pir != null) { 13543 // Get all of the existing entries that exactly match this filter. 13544 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13545 if (existing != null && existing.size() == 1) { 13546 PreferredActivity cur = existing.get(0); 13547 if (DEBUG_PREFERRED) { 13548 Slog.i(TAG, "Checking replace of preferred:"); 13549 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13550 if (!cur.mPref.mAlways) { 13551 Slog.i(TAG, " -- CUR; not mAlways!"); 13552 } else { 13553 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13554 Slog.i(TAG, " -- CUR: mSet=" 13555 + Arrays.toString(cur.mPref.mSetComponents)); 13556 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13557 Slog.i(TAG, " -- NEW: mMatch=" 13558 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13559 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13560 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13561 } 13562 } 13563 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13564 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13565 && cur.mPref.sameSet(set)) { 13566 // Setting the preferred activity to what it happens to be already 13567 if (DEBUG_PREFERRED) { 13568 Slog.i(TAG, "Replacing with same preferred activity " 13569 + cur.mPref.mShortComponent + " for user " 13570 + userId + ":"); 13571 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13572 } 13573 return; 13574 } 13575 } 13576 13577 if (existing != null) { 13578 if (DEBUG_PREFERRED) { 13579 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13580 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13581 } 13582 for (int i = 0; i < existing.size(); i++) { 13583 PreferredActivity pa = existing.get(i); 13584 if (DEBUG_PREFERRED) { 13585 Slog.i(TAG, "Removing existing preferred activity " 13586 + pa.mPref.mComponent + ":"); 13587 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13588 } 13589 pir.removeFilter(pa); 13590 } 13591 } 13592 } 13593 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13594 "Replacing preferred"); 13595 } 13596 } 13597 13598 @Override 13599 public void clearPackagePreferredActivities(String packageName) { 13600 final int uid = Binder.getCallingUid(); 13601 // writer 13602 synchronized (mPackages) { 13603 PackageParser.Package pkg = mPackages.get(packageName); 13604 if (pkg == null || pkg.applicationInfo.uid != uid) { 13605 if (mContext.checkCallingOrSelfPermission( 13606 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13607 != PackageManager.PERMISSION_GRANTED) { 13608 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13609 < Build.VERSION_CODES.FROYO) { 13610 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13611 + Binder.getCallingUid()); 13612 return; 13613 } 13614 mContext.enforceCallingOrSelfPermission( 13615 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13616 } 13617 } 13618 13619 int user = UserHandle.getCallingUserId(); 13620 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13621 scheduleWritePackageRestrictionsLocked(user); 13622 } 13623 } 13624 } 13625 13626 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13627 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13628 ArrayList<PreferredActivity> removed = null; 13629 boolean changed = false; 13630 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13631 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13632 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13633 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13634 continue; 13635 } 13636 Iterator<PreferredActivity> it = pir.filterIterator(); 13637 while (it.hasNext()) { 13638 PreferredActivity pa = it.next(); 13639 // Mark entry for removal only if it matches the package name 13640 // and the entry is of type "always". 13641 if (packageName == null || 13642 (pa.mPref.mComponent.getPackageName().equals(packageName) 13643 && pa.mPref.mAlways)) { 13644 if (removed == null) { 13645 removed = new ArrayList<PreferredActivity>(); 13646 } 13647 removed.add(pa); 13648 } 13649 } 13650 if (removed != null) { 13651 for (int j=0; j<removed.size(); j++) { 13652 PreferredActivity pa = removed.get(j); 13653 pir.removeFilter(pa); 13654 } 13655 changed = true; 13656 } 13657 } 13658 return changed; 13659 } 13660 13661 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13662 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13663 if (userId == UserHandle.USER_ALL) { 13664 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13665 sUserManager.getUserIds())) { 13666 for (int oneUserId : sUserManager.getUserIds()) { 13667 scheduleWritePackageRestrictionsLocked(oneUserId); 13668 } 13669 } 13670 } else { 13671 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13672 scheduleWritePackageRestrictionsLocked(userId); 13673 } 13674 } 13675 } 13676 13677 13678 void clearDefaultBrowserIfNeeded(String packageName) { 13679 for (int oneUserId : sUserManager.getUserIds()) { 13680 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13681 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13682 if (packageName.equals(defaultBrowserPackageName)) { 13683 setDefaultBrowserPackageName(null, oneUserId); 13684 } 13685 } 13686 } 13687 13688 @Override 13689 public void resetPreferredActivities(int userId) { 13690 mContext.enforceCallingOrSelfPermission( 13691 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13692 // writer 13693 synchronized (mPackages) { 13694 clearPackagePreferredActivitiesLPw(null, userId); 13695 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13696 applyFactoryDefaultBrowserLPw(userId); 13697 13698 scheduleWritePackageRestrictionsLocked(userId); 13699 } 13700 } 13701 13702 @Override 13703 public int getPreferredActivities(List<IntentFilter> outFilters, 13704 List<ComponentName> outActivities, String packageName) { 13705 13706 int num = 0; 13707 final int userId = UserHandle.getCallingUserId(); 13708 // reader 13709 synchronized (mPackages) { 13710 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13711 if (pir != null) { 13712 final Iterator<PreferredActivity> it = pir.filterIterator(); 13713 while (it.hasNext()) { 13714 final PreferredActivity pa = it.next(); 13715 if (packageName == null 13716 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13717 && pa.mPref.mAlways)) { 13718 if (outFilters != null) { 13719 outFilters.add(new IntentFilter(pa)); 13720 } 13721 if (outActivities != null) { 13722 outActivities.add(pa.mPref.mComponent); 13723 } 13724 } 13725 } 13726 } 13727 } 13728 13729 return num; 13730 } 13731 13732 @Override 13733 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13734 int userId) { 13735 int callingUid = Binder.getCallingUid(); 13736 if (callingUid != Process.SYSTEM_UID) { 13737 throw new SecurityException( 13738 "addPersistentPreferredActivity can only be run by the system"); 13739 } 13740 if (filter.countActions() == 0) { 13741 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13742 return; 13743 } 13744 synchronized (mPackages) { 13745 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13746 " :"); 13747 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13748 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13749 new PersistentPreferredActivity(filter, activity)); 13750 scheduleWritePackageRestrictionsLocked(userId); 13751 } 13752 } 13753 13754 @Override 13755 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13756 int callingUid = Binder.getCallingUid(); 13757 if (callingUid != Process.SYSTEM_UID) { 13758 throw new SecurityException( 13759 "clearPackagePersistentPreferredActivities can only be run by the system"); 13760 } 13761 ArrayList<PersistentPreferredActivity> removed = null; 13762 boolean changed = false; 13763 synchronized (mPackages) { 13764 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13765 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13766 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13767 .valueAt(i); 13768 if (userId != thisUserId) { 13769 continue; 13770 } 13771 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13772 while (it.hasNext()) { 13773 PersistentPreferredActivity ppa = it.next(); 13774 // Mark entry for removal only if it matches the package name. 13775 if (ppa.mComponent.getPackageName().equals(packageName)) { 13776 if (removed == null) { 13777 removed = new ArrayList<PersistentPreferredActivity>(); 13778 } 13779 removed.add(ppa); 13780 } 13781 } 13782 if (removed != null) { 13783 for (int j=0; j<removed.size(); j++) { 13784 PersistentPreferredActivity ppa = removed.get(j); 13785 ppir.removeFilter(ppa); 13786 } 13787 changed = true; 13788 } 13789 } 13790 13791 if (changed) { 13792 scheduleWritePackageRestrictionsLocked(userId); 13793 } 13794 } 13795 } 13796 13797 /** 13798 * Common machinery for picking apart a restored XML blob and passing 13799 * it to a caller-supplied functor to be applied to the running system. 13800 */ 13801 private void restoreFromXml(XmlPullParser parser, int userId, 13802 String expectedStartTag, BlobXmlRestorer functor) 13803 throws IOException, XmlPullParserException { 13804 int type; 13805 while ((type = parser.next()) != XmlPullParser.START_TAG 13806 && type != XmlPullParser.END_DOCUMENT) { 13807 } 13808 if (type != XmlPullParser.START_TAG) { 13809 // oops didn't find a start tag?! 13810 if (DEBUG_BACKUP) { 13811 Slog.e(TAG, "Didn't find start tag during restore"); 13812 } 13813 return; 13814 } 13815 13816 // this is supposed to be TAG_PREFERRED_BACKUP 13817 if (!expectedStartTag.equals(parser.getName())) { 13818 if (DEBUG_BACKUP) { 13819 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13820 } 13821 return; 13822 } 13823 13824 // skip interfering stuff, then we're aligned with the backing implementation 13825 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13826 functor.apply(parser, userId); 13827 } 13828 13829 private interface BlobXmlRestorer { 13830 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13831 } 13832 13833 /** 13834 * Non-Binder method, support for the backup/restore mechanism: write the 13835 * full set of preferred activities in its canonical XML format. Returns the 13836 * XML output as a byte array, or null if there is none. 13837 */ 13838 @Override 13839 public byte[] getPreferredActivityBackup(int userId) { 13840 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13841 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13842 } 13843 13844 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13845 try { 13846 final XmlSerializer serializer = new FastXmlSerializer(); 13847 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13848 serializer.startDocument(null, true); 13849 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13850 13851 synchronized (mPackages) { 13852 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13853 } 13854 13855 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13856 serializer.endDocument(); 13857 serializer.flush(); 13858 } catch (Exception e) { 13859 if (DEBUG_BACKUP) { 13860 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13861 } 13862 return null; 13863 } 13864 13865 return dataStream.toByteArray(); 13866 } 13867 13868 @Override 13869 public void restorePreferredActivities(byte[] backup, int userId) { 13870 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13871 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13872 } 13873 13874 try { 13875 final XmlPullParser parser = Xml.newPullParser(); 13876 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13877 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13878 new BlobXmlRestorer() { 13879 @Override 13880 public void apply(XmlPullParser parser, int userId) 13881 throws XmlPullParserException, IOException { 13882 synchronized (mPackages) { 13883 mSettings.readPreferredActivitiesLPw(parser, userId); 13884 } 13885 } 13886 } ); 13887 } catch (Exception e) { 13888 if (DEBUG_BACKUP) { 13889 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13890 } 13891 } 13892 } 13893 13894 /** 13895 * Non-Binder method, support for the backup/restore mechanism: write the 13896 * default browser (etc) settings in its canonical XML format. Returns the default 13897 * browser XML representation as a byte array, or null if there is none. 13898 */ 13899 @Override 13900 public byte[] getDefaultAppsBackup(int userId) { 13901 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13902 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13903 } 13904 13905 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13906 try { 13907 final XmlSerializer serializer = new FastXmlSerializer(); 13908 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13909 serializer.startDocument(null, true); 13910 serializer.startTag(null, TAG_DEFAULT_APPS); 13911 13912 synchronized (mPackages) { 13913 mSettings.writeDefaultAppsLPr(serializer, userId); 13914 } 13915 13916 serializer.endTag(null, TAG_DEFAULT_APPS); 13917 serializer.endDocument(); 13918 serializer.flush(); 13919 } catch (Exception e) { 13920 if (DEBUG_BACKUP) { 13921 Slog.e(TAG, "Unable to write default apps for backup", e); 13922 } 13923 return null; 13924 } 13925 13926 return dataStream.toByteArray(); 13927 } 13928 13929 @Override 13930 public void restoreDefaultApps(byte[] backup, int userId) { 13931 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13932 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13933 } 13934 13935 try { 13936 final XmlPullParser parser = Xml.newPullParser(); 13937 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13938 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13939 new BlobXmlRestorer() { 13940 @Override 13941 public void apply(XmlPullParser parser, int userId) 13942 throws XmlPullParserException, IOException { 13943 synchronized (mPackages) { 13944 mSettings.readDefaultAppsLPw(parser, userId); 13945 } 13946 } 13947 } ); 13948 } catch (Exception e) { 13949 if (DEBUG_BACKUP) { 13950 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13951 } 13952 } 13953 } 13954 13955 @Override 13956 public byte[] getIntentFilterVerificationBackup(int userId) { 13957 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13958 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13959 } 13960 13961 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13962 try { 13963 final XmlSerializer serializer = new FastXmlSerializer(); 13964 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13965 serializer.startDocument(null, true); 13966 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13967 13968 synchronized (mPackages) { 13969 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13970 } 13971 13972 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13973 serializer.endDocument(); 13974 serializer.flush(); 13975 } catch (Exception e) { 13976 if (DEBUG_BACKUP) { 13977 Slog.e(TAG, "Unable to write default apps for backup", e); 13978 } 13979 return null; 13980 } 13981 13982 return dataStream.toByteArray(); 13983 } 13984 13985 @Override 13986 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13987 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13988 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13989 } 13990 13991 try { 13992 final XmlPullParser parser = Xml.newPullParser(); 13993 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13994 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13995 new BlobXmlRestorer() { 13996 @Override 13997 public void apply(XmlPullParser parser, int userId) 13998 throws XmlPullParserException, IOException { 13999 synchronized (mPackages) { 14000 mSettings.readAllDomainVerificationsLPr(parser, userId); 14001 mSettings.writeLPr(); 14002 } 14003 } 14004 } ); 14005 } catch (Exception e) { 14006 if (DEBUG_BACKUP) { 14007 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14008 } 14009 } 14010 } 14011 14012 @Override 14013 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14014 int sourceUserId, int targetUserId, int flags) { 14015 mContext.enforceCallingOrSelfPermission( 14016 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14017 int callingUid = Binder.getCallingUid(); 14018 enforceOwnerRights(ownerPackage, callingUid); 14019 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14020 if (intentFilter.countActions() == 0) { 14021 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14022 return; 14023 } 14024 synchronized (mPackages) { 14025 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14026 ownerPackage, targetUserId, flags); 14027 CrossProfileIntentResolver resolver = 14028 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14029 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14030 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14031 if (existing != null) { 14032 int size = existing.size(); 14033 for (int i = 0; i < size; i++) { 14034 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14035 return; 14036 } 14037 } 14038 } 14039 resolver.addFilter(newFilter); 14040 scheduleWritePackageRestrictionsLocked(sourceUserId); 14041 } 14042 } 14043 14044 @Override 14045 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14046 mContext.enforceCallingOrSelfPermission( 14047 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14048 int callingUid = Binder.getCallingUid(); 14049 enforceOwnerRights(ownerPackage, callingUid); 14050 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14051 synchronized (mPackages) { 14052 CrossProfileIntentResolver resolver = 14053 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14054 ArraySet<CrossProfileIntentFilter> set = 14055 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14056 for (CrossProfileIntentFilter filter : set) { 14057 if (filter.getOwnerPackage().equals(ownerPackage)) { 14058 resolver.removeFilter(filter); 14059 } 14060 } 14061 scheduleWritePackageRestrictionsLocked(sourceUserId); 14062 } 14063 } 14064 14065 // Enforcing that callingUid is owning pkg on userId 14066 private void enforceOwnerRights(String pkg, int callingUid) { 14067 // The system owns everything. 14068 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14069 return; 14070 } 14071 int callingUserId = UserHandle.getUserId(callingUid); 14072 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14073 if (pi == null) { 14074 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14075 + callingUserId); 14076 } 14077 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14078 throw new SecurityException("Calling uid " + callingUid 14079 + " does not own package " + pkg); 14080 } 14081 } 14082 14083 @Override 14084 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14085 Intent intent = new Intent(Intent.ACTION_MAIN); 14086 intent.addCategory(Intent.CATEGORY_HOME); 14087 14088 final int callingUserId = UserHandle.getCallingUserId(); 14089 List<ResolveInfo> list = queryIntentActivities(intent, null, 14090 PackageManager.GET_META_DATA, callingUserId); 14091 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14092 true, false, false, callingUserId); 14093 14094 allHomeCandidates.clear(); 14095 if (list != null) { 14096 for (ResolveInfo ri : list) { 14097 allHomeCandidates.add(ri); 14098 } 14099 } 14100 return (preferred == null || preferred.activityInfo == null) 14101 ? null 14102 : new ComponentName(preferred.activityInfo.packageName, 14103 preferred.activityInfo.name); 14104 } 14105 14106 @Override 14107 public void setApplicationEnabledSetting(String appPackageName, 14108 int newState, int flags, int userId, String callingPackage) { 14109 if (!sUserManager.exists(userId)) return; 14110 if (callingPackage == null) { 14111 callingPackage = Integer.toString(Binder.getCallingUid()); 14112 } 14113 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14114 } 14115 14116 @Override 14117 public void setComponentEnabledSetting(ComponentName componentName, 14118 int newState, int flags, int userId) { 14119 if (!sUserManager.exists(userId)) return; 14120 setEnabledSetting(componentName.getPackageName(), 14121 componentName.getClassName(), newState, flags, userId, null); 14122 } 14123 14124 private void setEnabledSetting(final String packageName, String className, int newState, 14125 final int flags, int userId, String callingPackage) { 14126 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14127 || newState == COMPONENT_ENABLED_STATE_ENABLED 14128 || newState == COMPONENT_ENABLED_STATE_DISABLED 14129 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14130 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14131 throw new IllegalArgumentException("Invalid new component state: " 14132 + newState); 14133 } 14134 PackageSetting pkgSetting; 14135 final int uid = Binder.getCallingUid(); 14136 final int permission = mContext.checkCallingOrSelfPermission( 14137 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14138 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14139 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14140 boolean sendNow = false; 14141 boolean isApp = (className == null); 14142 String componentName = isApp ? packageName : className; 14143 int packageUid = -1; 14144 ArrayList<String> components; 14145 14146 // writer 14147 synchronized (mPackages) { 14148 pkgSetting = mSettings.mPackages.get(packageName); 14149 if (pkgSetting == null) { 14150 if (className == null) { 14151 throw new IllegalArgumentException( 14152 "Unknown package: " + packageName); 14153 } 14154 throw new IllegalArgumentException( 14155 "Unknown component: " + packageName 14156 + "/" + className); 14157 } 14158 // Allow root and verify that userId is not being specified by a different user 14159 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14160 throw new SecurityException( 14161 "Permission Denial: attempt to change component state from pid=" 14162 + Binder.getCallingPid() 14163 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14164 } 14165 if (className == null) { 14166 // We're dealing with an application/package level state change 14167 if (pkgSetting.getEnabled(userId) == newState) { 14168 // Nothing to do 14169 return; 14170 } 14171 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14172 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14173 // Don't care about who enables an app. 14174 callingPackage = null; 14175 } 14176 pkgSetting.setEnabled(newState, userId, callingPackage); 14177 // pkgSetting.pkg.mSetEnabled = newState; 14178 } else { 14179 // We're dealing with a component level state change 14180 // First, verify that this is a valid class name. 14181 PackageParser.Package pkg = pkgSetting.pkg; 14182 if (pkg == null || !pkg.hasComponentClassName(className)) { 14183 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14184 throw new IllegalArgumentException("Component class " + className 14185 + " does not exist in " + packageName); 14186 } else { 14187 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14188 + className + " does not exist in " + packageName); 14189 } 14190 } 14191 switch (newState) { 14192 case COMPONENT_ENABLED_STATE_ENABLED: 14193 if (!pkgSetting.enableComponentLPw(className, userId)) { 14194 return; 14195 } 14196 break; 14197 case COMPONENT_ENABLED_STATE_DISABLED: 14198 if (!pkgSetting.disableComponentLPw(className, userId)) { 14199 return; 14200 } 14201 break; 14202 case COMPONENT_ENABLED_STATE_DEFAULT: 14203 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14204 return; 14205 } 14206 break; 14207 default: 14208 Slog.e(TAG, "Invalid new component state: " + newState); 14209 return; 14210 } 14211 } 14212 scheduleWritePackageRestrictionsLocked(userId); 14213 components = mPendingBroadcasts.get(userId, packageName); 14214 final boolean newPackage = components == null; 14215 if (newPackage) { 14216 components = new ArrayList<String>(); 14217 } 14218 if (!components.contains(componentName)) { 14219 components.add(componentName); 14220 } 14221 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14222 sendNow = true; 14223 // Purge entry from pending broadcast list if another one exists already 14224 // since we are sending one right away. 14225 mPendingBroadcasts.remove(userId, packageName); 14226 } else { 14227 if (newPackage) { 14228 mPendingBroadcasts.put(userId, packageName, components); 14229 } 14230 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14231 // Schedule a message 14232 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14233 } 14234 } 14235 } 14236 14237 long callingId = Binder.clearCallingIdentity(); 14238 try { 14239 if (sendNow) { 14240 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14241 sendPackageChangedBroadcast(packageName, 14242 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14243 } 14244 } finally { 14245 Binder.restoreCallingIdentity(callingId); 14246 } 14247 } 14248 14249 private void sendPackageChangedBroadcast(String packageName, 14250 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14251 if (DEBUG_INSTALL) 14252 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14253 + componentNames); 14254 Bundle extras = new Bundle(4); 14255 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14256 String nameList[] = new String[componentNames.size()]; 14257 componentNames.toArray(nameList); 14258 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14259 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14260 extras.putInt(Intent.EXTRA_UID, packageUid); 14261 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14262 new int[] {UserHandle.getUserId(packageUid)}); 14263 } 14264 14265 @Override 14266 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14267 if (!sUserManager.exists(userId)) return; 14268 final int uid = Binder.getCallingUid(); 14269 final int permission = mContext.checkCallingOrSelfPermission( 14270 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14271 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14272 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14273 // writer 14274 synchronized (mPackages) { 14275 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14276 allowedByPermission, uid, userId)) { 14277 scheduleWritePackageRestrictionsLocked(userId); 14278 } 14279 } 14280 } 14281 14282 @Override 14283 public String getInstallerPackageName(String packageName) { 14284 // reader 14285 synchronized (mPackages) { 14286 return mSettings.getInstallerPackageNameLPr(packageName); 14287 } 14288 } 14289 14290 @Override 14291 public int getApplicationEnabledSetting(String packageName, int userId) { 14292 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14293 int uid = Binder.getCallingUid(); 14294 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14295 // reader 14296 synchronized (mPackages) { 14297 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14298 } 14299 } 14300 14301 @Override 14302 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14303 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14304 int uid = Binder.getCallingUid(); 14305 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14306 // reader 14307 synchronized (mPackages) { 14308 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14309 } 14310 } 14311 14312 @Override 14313 public void enterSafeMode() { 14314 enforceSystemOrRoot("Only the system can request entering safe mode"); 14315 14316 if (!mSystemReady) { 14317 mSafeMode = true; 14318 } 14319 } 14320 14321 @Override 14322 public void systemReady() { 14323 mSystemReady = true; 14324 14325 // Read the compatibilty setting when the system is ready. 14326 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14327 mContext.getContentResolver(), 14328 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14329 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14330 if (DEBUG_SETTINGS) { 14331 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14332 } 14333 14334 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14335 14336 synchronized (mPackages) { 14337 // Verify that all of the preferred activity components actually 14338 // exist. It is possible for applications to be updated and at 14339 // that point remove a previously declared activity component that 14340 // had been set as a preferred activity. We try to clean this up 14341 // the next time we encounter that preferred activity, but it is 14342 // possible for the user flow to never be able to return to that 14343 // situation so here we do a sanity check to make sure we haven't 14344 // left any junk around. 14345 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14346 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14347 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14348 removed.clear(); 14349 for (PreferredActivity pa : pir.filterSet()) { 14350 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14351 removed.add(pa); 14352 } 14353 } 14354 if (removed.size() > 0) { 14355 for (int r=0; r<removed.size(); r++) { 14356 PreferredActivity pa = removed.get(r); 14357 Slog.w(TAG, "Removing dangling preferred activity: " 14358 + pa.mPref.mComponent); 14359 pir.removeFilter(pa); 14360 } 14361 mSettings.writePackageRestrictionsLPr( 14362 mSettings.mPreferredActivities.keyAt(i)); 14363 } 14364 } 14365 14366 for (int userId : UserManagerService.getInstance().getUserIds()) { 14367 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14368 grantPermissionsUserIds = ArrayUtils.appendInt( 14369 grantPermissionsUserIds, userId); 14370 } 14371 } 14372 } 14373 sUserManager.systemReady(); 14374 14375 // If we upgraded grant all default permissions before kicking off. 14376 for (int userId : grantPermissionsUserIds) { 14377 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14378 } 14379 14380 // Kick off any messages waiting for system ready 14381 if (mPostSystemReadyMessages != null) { 14382 for (Message msg : mPostSystemReadyMessages) { 14383 msg.sendToTarget(); 14384 } 14385 mPostSystemReadyMessages = null; 14386 } 14387 14388 // Watch for external volumes that come and go over time 14389 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14390 storage.registerListener(mStorageListener); 14391 14392 mInstallerService.systemReady(); 14393 mPackageDexOptimizer.systemReady(); 14394 } 14395 14396 @Override 14397 public boolean isSafeMode() { 14398 return mSafeMode; 14399 } 14400 14401 @Override 14402 public boolean hasSystemUidErrors() { 14403 return mHasSystemUidErrors; 14404 } 14405 14406 static String arrayToString(int[] array) { 14407 StringBuffer buf = new StringBuffer(128); 14408 buf.append('['); 14409 if (array != null) { 14410 for (int i=0; i<array.length; i++) { 14411 if (i > 0) buf.append(", "); 14412 buf.append(array[i]); 14413 } 14414 } 14415 buf.append(']'); 14416 return buf.toString(); 14417 } 14418 14419 static class DumpState { 14420 public static final int DUMP_LIBS = 1 << 0; 14421 public static final int DUMP_FEATURES = 1 << 1; 14422 public static final int DUMP_RESOLVERS = 1 << 2; 14423 public static final int DUMP_PERMISSIONS = 1 << 3; 14424 public static final int DUMP_PACKAGES = 1 << 4; 14425 public static final int DUMP_SHARED_USERS = 1 << 5; 14426 public static final int DUMP_MESSAGES = 1 << 6; 14427 public static final int DUMP_PROVIDERS = 1 << 7; 14428 public static final int DUMP_VERIFIERS = 1 << 8; 14429 public static final int DUMP_PREFERRED = 1 << 9; 14430 public static final int DUMP_PREFERRED_XML = 1 << 10; 14431 public static final int DUMP_KEYSETS = 1 << 11; 14432 public static final int DUMP_VERSION = 1 << 12; 14433 public static final int DUMP_INSTALLS = 1 << 13; 14434 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14435 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14436 14437 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14438 14439 private int mTypes; 14440 14441 private int mOptions; 14442 14443 private boolean mTitlePrinted; 14444 14445 private SharedUserSetting mSharedUser; 14446 14447 public boolean isDumping(int type) { 14448 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14449 return true; 14450 } 14451 14452 return (mTypes & type) != 0; 14453 } 14454 14455 public void setDump(int type) { 14456 mTypes |= type; 14457 } 14458 14459 public boolean isOptionEnabled(int option) { 14460 return (mOptions & option) != 0; 14461 } 14462 14463 public void setOptionEnabled(int option) { 14464 mOptions |= option; 14465 } 14466 14467 public boolean onTitlePrinted() { 14468 final boolean printed = mTitlePrinted; 14469 mTitlePrinted = true; 14470 return printed; 14471 } 14472 14473 public boolean getTitlePrinted() { 14474 return mTitlePrinted; 14475 } 14476 14477 public void setTitlePrinted(boolean enabled) { 14478 mTitlePrinted = enabled; 14479 } 14480 14481 public SharedUserSetting getSharedUser() { 14482 return mSharedUser; 14483 } 14484 14485 public void setSharedUser(SharedUserSetting user) { 14486 mSharedUser = user; 14487 } 14488 } 14489 14490 @Override 14491 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14492 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14493 != PackageManager.PERMISSION_GRANTED) { 14494 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14495 + Binder.getCallingPid() 14496 + ", uid=" + Binder.getCallingUid() 14497 + " without permission " 14498 + android.Manifest.permission.DUMP); 14499 return; 14500 } 14501 14502 DumpState dumpState = new DumpState(); 14503 boolean fullPreferred = false; 14504 boolean checkin = false; 14505 14506 String packageName = null; 14507 ArraySet<String> permissionNames = null; 14508 14509 int opti = 0; 14510 while (opti < args.length) { 14511 String opt = args[opti]; 14512 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14513 break; 14514 } 14515 opti++; 14516 14517 if ("-a".equals(opt)) { 14518 // Right now we only know how to print all. 14519 } else if ("-h".equals(opt)) { 14520 pw.println("Package manager dump options:"); 14521 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14522 pw.println(" --checkin: dump for a checkin"); 14523 pw.println(" -f: print details of intent filters"); 14524 pw.println(" -h: print this help"); 14525 pw.println(" cmd may be one of:"); 14526 pw.println(" l[ibraries]: list known shared libraries"); 14527 pw.println(" f[ibraries]: list device features"); 14528 pw.println(" k[eysets]: print known keysets"); 14529 pw.println(" r[esolvers]: dump intent resolvers"); 14530 pw.println(" perm[issions]: dump permissions"); 14531 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14532 pw.println(" pref[erred]: print preferred package settings"); 14533 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14534 pw.println(" prov[iders]: dump content providers"); 14535 pw.println(" p[ackages]: dump installed packages"); 14536 pw.println(" s[hared-users]: dump shared user IDs"); 14537 pw.println(" m[essages]: print collected runtime messages"); 14538 pw.println(" v[erifiers]: print package verifier info"); 14539 pw.println(" version: print database version info"); 14540 pw.println(" write: write current settings now"); 14541 pw.println(" <package.name>: info about given package"); 14542 pw.println(" installs: details about install sessions"); 14543 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14544 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14545 return; 14546 } else if ("--checkin".equals(opt)) { 14547 checkin = true; 14548 } else if ("-f".equals(opt)) { 14549 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14550 } else { 14551 pw.println("Unknown argument: " + opt + "; use -h for help"); 14552 } 14553 } 14554 14555 // Is the caller requesting to dump a particular piece of data? 14556 if (opti < args.length) { 14557 String cmd = args[opti]; 14558 opti++; 14559 // Is this a package name? 14560 if ("android".equals(cmd) || cmd.contains(".")) { 14561 packageName = cmd; 14562 // When dumping a single package, we always dump all of its 14563 // filter information since the amount of data will be reasonable. 14564 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14565 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14566 dumpState.setDump(DumpState.DUMP_LIBS); 14567 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14568 dumpState.setDump(DumpState.DUMP_FEATURES); 14569 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14570 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14571 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14572 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14573 } else if ("permission".equals(cmd)) { 14574 if (opti >= args.length) { 14575 pw.println("Error: permission requires permission name"); 14576 return; 14577 } 14578 permissionNames = new ArraySet<>(); 14579 while (opti < args.length) { 14580 permissionNames.add(args[opti]); 14581 opti++; 14582 } 14583 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14584 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14585 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14586 dumpState.setDump(DumpState.DUMP_PREFERRED); 14587 } else if ("preferred-xml".equals(cmd)) { 14588 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14589 if (opti < args.length && "--full".equals(args[opti])) { 14590 fullPreferred = true; 14591 opti++; 14592 } 14593 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14594 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14595 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14596 dumpState.setDump(DumpState.DUMP_PACKAGES); 14597 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14598 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14599 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14600 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14601 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14602 dumpState.setDump(DumpState.DUMP_MESSAGES); 14603 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14604 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14605 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14606 || "intent-filter-verifiers".equals(cmd)) { 14607 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14608 } else if ("version".equals(cmd)) { 14609 dumpState.setDump(DumpState.DUMP_VERSION); 14610 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14611 dumpState.setDump(DumpState.DUMP_KEYSETS); 14612 } else if ("installs".equals(cmd)) { 14613 dumpState.setDump(DumpState.DUMP_INSTALLS); 14614 } else if ("write".equals(cmd)) { 14615 synchronized (mPackages) { 14616 mSettings.writeLPr(); 14617 pw.println("Settings written."); 14618 return; 14619 } 14620 } 14621 } 14622 14623 if (checkin) { 14624 pw.println("vers,1"); 14625 } 14626 14627 // reader 14628 synchronized (mPackages) { 14629 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14630 if (!checkin) { 14631 if (dumpState.onTitlePrinted()) 14632 pw.println(); 14633 pw.println("Database versions:"); 14634 pw.print(" SDK Version:"); 14635 pw.print(" internal="); 14636 pw.print(mSettings.mInternalSdkPlatform); 14637 pw.print(" external="); 14638 pw.println(mSettings.mExternalSdkPlatform); 14639 pw.print(" DB Version:"); 14640 pw.print(" internal="); 14641 pw.print(mSettings.mInternalDatabaseVersion); 14642 pw.print(" external="); 14643 pw.println(mSettings.mExternalDatabaseVersion); 14644 } 14645 } 14646 14647 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14648 if (!checkin) { 14649 if (dumpState.onTitlePrinted()) 14650 pw.println(); 14651 pw.println("Verifiers:"); 14652 pw.print(" Required: "); 14653 pw.print(mRequiredVerifierPackage); 14654 pw.print(" (uid="); 14655 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14656 pw.println(")"); 14657 } else if (mRequiredVerifierPackage != null) { 14658 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14659 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14660 } 14661 } 14662 14663 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14664 packageName == null) { 14665 if (mIntentFilterVerifierComponent != null) { 14666 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14667 if (!checkin) { 14668 if (dumpState.onTitlePrinted()) 14669 pw.println(); 14670 pw.println("Intent Filter Verifier:"); 14671 pw.print(" Using: "); 14672 pw.print(verifierPackageName); 14673 pw.print(" (uid="); 14674 pw.print(getPackageUid(verifierPackageName, 0)); 14675 pw.println(")"); 14676 } else if (verifierPackageName != null) { 14677 pw.print("ifv,"); pw.print(verifierPackageName); 14678 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14679 } 14680 } else { 14681 pw.println(); 14682 pw.println("No Intent Filter Verifier available!"); 14683 } 14684 } 14685 14686 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14687 boolean printedHeader = false; 14688 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14689 while (it.hasNext()) { 14690 String name = it.next(); 14691 SharedLibraryEntry ent = mSharedLibraries.get(name); 14692 if (!checkin) { 14693 if (!printedHeader) { 14694 if (dumpState.onTitlePrinted()) 14695 pw.println(); 14696 pw.println("Libraries:"); 14697 printedHeader = true; 14698 } 14699 pw.print(" "); 14700 } else { 14701 pw.print("lib,"); 14702 } 14703 pw.print(name); 14704 if (!checkin) { 14705 pw.print(" -> "); 14706 } 14707 if (ent.path != null) { 14708 if (!checkin) { 14709 pw.print("(jar) "); 14710 pw.print(ent.path); 14711 } else { 14712 pw.print(",jar,"); 14713 pw.print(ent.path); 14714 } 14715 } else { 14716 if (!checkin) { 14717 pw.print("(apk) "); 14718 pw.print(ent.apk); 14719 } else { 14720 pw.print(",apk,"); 14721 pw.print(ent.apk); 14722 } 14723 } 14724 pw.println(); 14725 } 14726 } 14727 14728 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14729 if (dumpState.onTitlePrinted()) 14730 pw.println(); 14731 if (!checkin) { 14732 pw.println("Features:"); 14733 } 14734 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14735 while (it.hasNext()) { 14736 String name = it.next(); 14737 if (!checkin) { 14738 pw.print(" "); 14739 } else { 14740 pw.print("feat,"); 14741 } 14742 pw.println(name); 14743 } 14744 } 14745 14746 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14747 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14748 : "Activity Resolver Table:", " ", packageName, 14749 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14750 dumpState.setTitlePrinted(true); 14751 } 14752 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14753 : "Receiver Resolver Table:", " ", packageName, 14754 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14755 dumpState.setTitlePrinted(true); 14756 } 14757 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14758 : "Service Resolver Table:", " ", packageName, 14759 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14760 dumpState.setTitlePrinted(true); 14761 } 14762 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14763 : "Provider Resolver Table:", " ", packageName, 14764 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14765 dumpState.setTitlePrinted(true); 14766 } 14767 } 14768 14769 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14770 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14771 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14772 int user = mSettings.mPreferredActivities.keyAt(i); 14773 if (pir.dump(pw, 14774 dumpState.getTitlePrinted() 14775 ? "\nPreferred Activities User " + user + ":" 14776 : "Preferred Activities User " + user + ":", " ", 14777 packageName, true, false)) { 14778 dumpState.setTitlePrinted(true); 14779 } 14780 } 14781 } 14782 14783 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14784 pw.flush(); 14785 FileOutputStream fout = new FileOutputStream(fd); 14786 BufferedOutputStream str = new BufferedOutputStream(fout); 14787 XmlSerializer serializer = new FastXmlSerializer(); 14788 try { 14789 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14790 serializer.startDocument(null, true); 14791 serializer.setFeature( 14792 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14793 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14794 serializer.endDocument(); 14795 serializer.flush(); 14796 } catch (IllegalArgumentException e) { 14797 pw.println("Failed writing: " + e); 14798 } catch (IllegalStateException e) { 14799 pw.println("Failed writing: " + e); 14800 } catch (IOException e) { 14801 pw.println("Failed writing: " + e); 14802 } 14803 } 14804 14805 if (!checkin 14806 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14807 && packageName == null) { 14808 pw.println(); 14809 int count = mSettings.mPackages.size(); 14810 if (count == 0) { 14811 pw.println("No domain preferred apps!"); 14812 pw.println(); 14813 } else { 14814 final String prefix = " "; 14815 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14816 if (allPackageSettings.size() == 0) { 14817 pw.println("No domain preferred apps!"); 14818 pw.println(); 14819 } else { 14820 pw.println("Domain preferred apps status:"); 14821 pw.println(); 14822 count = 0; 14823 for (PackageSetting ps : allPackageSettings) { 14824 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14825 if (ivi == null || ivi.getPackageName() == null) continue; 14826 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14827 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14828 pw.println(prefix + "Status: " + ivi.getStatusString()); 14829 pw.println(); 14830 count++; 14831 } 14832 if (count == 0) { 14833 pw.println(prefix + "No domain preferred app status!"); 14834 pw.println(); 14835 } 14836 for (int userId : sUserManager.getUserIds()) { 14837 pw.println("Domain preferred apps for User " + userId + ":"); 14838 pw.println(); 14839 count = 0; 14840 for (PackageSetting ps : allPackageSettings) { 14841 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14842 if (ivi == null || ivi.getPackageName() == null) { 14843 continue; 14844 } 14845 final int status = ps.getDomainVerificationStatusForUser(userId); 14846 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14847 continue; 14848 } 14849 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14850 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14851 String statusStr = IntentFilterVerificationInfo. 14852 getStatusStringFromValue(status); 14853 pw.println(prefix + "Status: " + statusStr); 14854 pw.println(); 14855 count++; 14856 } 14857 if (count == 0) { 14858 pw.println(prefix + "No domain preferred apps!"); 14859 pw.println(); 14860 } 14861 } 14862 } 14863 } 14864 } 14865 14866 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14867 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14868 if (packageName == null && permissionNames == null) { 14869 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14870 if (iperm == 0) { 14871 if (dumpState.onTitlePrinted()) 14872 pw.println(); 14873 pw.println("AppOp Permissions:"); 14874 } 14875 pw.print(" AppOp Permission "); 14876 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14877 pw.println(":"); 14878 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14879 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14880 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14881 } 14882 } 14883 } 14884 } 14885 14886 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14887 boolean printedSomething = false; 14888 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14889 if (packageName != null && !packageName.equals(p.info.packageName)) { 14890 continue; 14891 } 14892 if (!printedSomething) { 14893 if (dumpState.onTitlePrinted()) 14894 pw.println(); 14895 pw.println("Registered ContentProviders:"); 14896 printedSomething = true; 14897 } 14898 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14899 pw.print(" "); pw.println(p.toString()); 14900 } 14901 printedSomething = false; 14902 for (Map.Entry<String, PackageParser.Provider> entry : 14903 mProvidersByAuthority.entrySet()) { 14904 PackageParser.Provider p = entry.getValue(); 14905 if (packageName != null && !packageName.equals(p.info.packageName)) { 14906 continue; 14907 } 14908 if (!printedSomething) { 14909 if (dumpState.onTitlePrinted()) 14910 pw.println(); 14911 pw.println("ContentProvider Authorities:"); 14912 printedSomething = true; 14913 } 14914 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14915 pw.print(" "); pw.println(p.toString()); 14916 if (p.info != null && p.info.applicationInfo != null) { 14917 final String appInfo = p.info.applicationInfo.toString(); 14918 pw.print(" applicationInfo="); pw.println(appInfo); 14919 } 14920 } 14921 } 14922 14923 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14924 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14925 } 14926 14927 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14928 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14929 } 14930 14931 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14932 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14933 } 14934 14935 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14936 // XXX should handle packageName != null by dumping only install data that 14937 // the given package is involved with. 14938 if (dumpState.onTitlePrinted()) pw.println(); 14939 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14940 } 14941 14942 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14943 if (dumpState.onTitlePrinted()) pw.println(); 14944 mSettings.dumpReadMessagesLPr(pw, dumpState); 14945 14946 pw.println(); 14947 pw.println("Package warning messages:"); 14948 BufferedReader in = null; 14949 String line = null; 14950 try { 14951 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14952 while ((line = in.readLine()) != null) { 14953 if (line.contains("ignored: updated version")) continue; 14954 pw.println(line); 14955 } 14956 } catch (IOException ignored) { 14957 } finally { 14958 IoUtils.closeQuietly(in); 14959 } 14960 } 14961 14962 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14963 BufferedReader in = null; 14964 String line = null; 14965 try { 14966 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14967 while ((line = in.readLine()) != null) { 14968 if (line.contains("ignored: updated version")) continue; 14969 pw.print("msg,"); 14970 pw.println(line); 14971 } 14972 } catch (IOException ignored) { 14973 } finally { 14974 IoUtils.closeQuietly(in); 14975 } 14976 } 14977 } 14978 } 14979 14980 // ------- apps on sdcard specific code ------- 14981 static final boolean DEBUG_SD_INSTALL = false; 14982 14983 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14984 14985 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14986 14987 private boolean mMediaMounted = false; 14988 14989 static String getEncryptKey() { 14990 try { 14991 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14992 SD_ENCRYPTION_KEYSTORE_NAME); 14993 if (sdEncKey == null) { 14994 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14995 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14996 if (sdEncKey == null) { 14997 Slog.e(TAG, "Failed to create encryption keys"); 14998 return null; 14999 } 15000 } 15001 return sdEncKey; 15002 } catch (NoSuchAlgorithmException nsae) { 15003 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15004 return null; 15005 } catch (IOException ioe) { 15006 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15007 return null; 15008 } 15009 } 15010 15011 /* 15012 * Update media status on PackageManager. 15013 */ 15014 @Override 15015 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15016 int callingUid = Binder.getCallingUid(); 15017 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15018 throw new SecurityException("Media status can only be updated by the system"); 15019 } 15020 // reader; this apparently protects mMediaMounted, but should probably 15021 // be a different lock in that case. 15022 synchronized (mPackages) { 15023 Log.i(TAG, "Updating external media status from " 15024 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15025 + (mediaStatus ? "mounted" : "unmounted")); 15026 if (DEBUG_SD_INSTALL) 15027 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15028 + ", mMediaMounted=" + mMediaMounted); 15029 if (mediaStatus == mMediaMounted) { 15030 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15031 : 0, -1); 15032 mHandler.sendMessage(msg); 15033 return; 15034 } 15035 mMediaMounted = mediaStatus; 15036 } 15037 // Queue up an async operation since the package installation may take a 15038 // little while. 15039 mHandler.post(new Runnable() { 15040 public void run() { 15041 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15042 } 15043 }); 15044 } 15045 15046 /** 15047 * Called by MountService when the initial ASECs to scan are available. 15048 * Should block until all the ASEC containers are finished being scanned. 15049 */ 15050 public void scanAvailableAsecs() { 15051 updateExternalMediaStatusInner(true, false, false); 15052 if (mShouldRestoreconData) { 15053 SELinuxMMAC.setRestoreconDone(); 15054 mShouldRestoreconData = false; 15055 } 15056 } 15057 15058 /* 15059 * Collect information of applications on external media, map them against 15060 * existing containers and update information based on current mount status. 15061 * Please note that we always have to report status if reportStatus has been 15062 * set to true especially when unloading packages. 15063 */ 15064 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15065 boolean externalStorage) { 15066 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15067 int[] uidArr = EmptyArray.INT; 15068 15069 final String[] list = PackageHelper.getSecureContainerList(); 15070 if (ArrayUtils.isEmpty(list)) { 15071 Log.i(TAG, "No secure containers found"); 15072 } else { 15073 // Process list of secure containers and categorize them 15074 // as active or stale based on their package internal state. 15075 15076 // reader 15077 synchronized (mPackages) { 15078 for (String cid : list) { 15079 // Leave stages untouched for now; installer service owns them 15080 if (PackageInstallerService.isStageName(cid)) continue; 15081 15082 if (DEBUG_SD_INSTALL) 15083 Log.i(TAG, "Processing container " + cid); 15084 String pkgName = getAsecPackageName(cid); 15085 if (pkgName == null) { 15086 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15087 continue; 15088 } 15089 if (DEBUG_SD_INSTALL) 15090 Log.i(TAG, "Looking for pkg : " + pkgName); 15091 15092 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15093 if (ps == null) { 15094 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15095 continue; 15096 } 15097 15098 /* 15099 * Skip packages that are not external if we're unmounting 15100 * external storage. 15101 */ 15102 if (externalStorage && !isMounted && !isExternal(ps)) { 15103 continue; 15104 } 15105 15106 final AsecInstallArgs args = new AsecInstallArgs(cid, 15107 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15108 // The package status is changed only if the code path 15109 // matches between settings and the container id. 15110 if (ps.codePathString != null 15111 && ps.codePathString.startsWith(args.getCodePath())) { 15112 if (DEBUG_SD_INSTALL) { 15113 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15114 + " at code path: " + ps.codePathString); 15115 } 15116 15117 // We do have a valid package installed on sdcard 15118 processCids.put(args, ps.codePathString); 15119 final int uid = ps.appId; 15120 if (uid != -1) { 15121 uidArr = ArrayUtils.appendInt(uidArr, uid); 15122 } 15123 } else { 15124 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15125 + ps.codePathString); 15126 } 15127 } 15128 } 15129 15130 Arrays.sort(uidArr); 15131 } 15132 15133 // Process packages with valid entries. 15134 if (isMounted) { 15135 if (DEBUG_SD_INSTALL) 15136 Log.i(TAG, "Loading packages"); 15137 loadMediaPackages(processCids, uidArr); 15138 startCleaningPackages(); 15139 mInstallerService.onSecureContainersAvailable(); 15140 } else { 15141 if (DEBUG_SD_INSTALL) 15142 Log.i(TAG, "Unloading packages"); 15143 unloadMediaPackages(processCids, uidArr, reportStatus); 15144 } 15145 } 15146 15147 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15148 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15149 final int size = infos.size(); 15150 final String[] packageNames = new String[size]; 15151 final int[] packageUids = new int[size]; 15152 for (int i = 0; i < size; i++) { 15153 final ApplicationInfo info = infos.get(i); 15154 packageNames[i] = info.packageName; 15155 packageUids[i] = info.uid; 15156 } 15157 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15158 finishedReceiver); 15159 } 15160 15161 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15162 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15163 sendResourcesChangedBroadcast(mediaStatus, replacing, 15164 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15165 } 15166 15167 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15168 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15169 int size = pkgList.length; 15170 if (size > 0) { 15171 // Send broadcasts here 15172 Bundle extras = new Bundle(); 15173 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15174 if (uidArr != null) { 15175 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15176 } 15177 if (replacing) { 15178 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15179 } 15180 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15181 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15182 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15183 } 15184 } 15185 15186 /* 15187 * Look at potentially valid container ids from processCids If package 15188 * information doesn't match the one on record or package scanning fails, 15189 * the cid is added to list of removeCids. We currently don't delete stale 15190 * containers. 15191 */ 15192 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15193 ArrayList<String> pkgList = new ArrayList<String>(); 15194 Set<AsecInstallArgs> keys = processCids.keySet(); 15195 15196 for (AsecInstallArgs args : keys) { 15197 String codePath = processCids.get(args); 15198 if (DEBUG_SD_INSTALL) 15199 Log.i(TAG, "Loading container : " + args.cid); 15200 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15201 try { 15202 // Make sure there are no container errors first. 15203 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15204 Slog.e(TAG, "Failed to mount cid : " + args.cid 15205 + " when installing from sdcard"); 15206 continue; 15207 } 15208 // Check code path here. 15209 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15210 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15211 + " does not match one in settings " + codePath); 15212 continue; 15213 } 15214 // Parse package 15215 int parseFlags = mDefParseFlags; 15216 if (args.isExternalAsec()) { 15217 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15218 } 15219 if (args.isFwdLocked()) { 15220 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15221 } 15222 15223 synchronized (mInstallLock) { 15224 PackageParser.Package pkg = null; 15225 try { 15226 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15227 } catch (PackageManagerException e) { 15228 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15229 } 15230 // Scan the package 15231 if (pkg != null) { 15232 /* 15233 * TODO why is the lock being held? doPostInstall is 15234 * called in other places without the lock. This needs 15235 * to be straightened out. 15236 */ 15237 // writer 15238 synchronized (mPackages) { 15239 retCode = PackageManager.INSTALL_SUCCEEDED; 15240 pkgList.add(pkg.packageName); 15241 // Post process args 15242 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15243 pkg.applicationInfo.uid); 15244 } 15245 } else { 15246 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15247 } 15248 } 15249 15250 } finally { 15251 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15252 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15253 } 15254 } 15255 } 15256 // writer 15257 synchronized (mPackages) { 15258 // If the platform SDK has changed since the last time we booted, 15259 // we need to re-grant app permission to catch any new ones that 15260 // appear. This is really a hack, and means that apps can in some 15261 // cases get permissions that the user didn't initially explicitly 15262 // allow... it would be nice to have some better way to handle 15263 // this situation. 15264 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15265 if (regrantPermissions) 15266 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15267 + mSdkVersion + "; regranting permissions for external storage"); 15268 mSettings.mExternalSdkPlatform = mSdkVersion; 15269 15270 // Make sure group IDs have been assigned, and any permission 15271 // changes in other apps are accounted for 15272 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15273 | (regrantPermissions 15274 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15275 : 0)); 15276 15277 mSettings.updateExternalDatabaseVersion(); 15278 15279 // can downgrade to reader 15280 // Persist settings 15281 mSettings.writeLPr(); 15282 } 15283 // Send a broadcast to let everyone know we are done processing 15284 if (pkgList.size() > 0) { 15285 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15286 } 15287 } 15288 15289 /* 15290 * Utility method to unload a list of specified containers 15291 */ 15292 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15293 // Just unmount all valid containers. 15294 for (AsecInstallArgs arg : cidArgs) { 15295 synchronized (mInstallLock) { 15296 arg.doPostDeleteLI(false); 15297 } 15298 } 15299 } 15300 15301 /* 15302 * Unload packages mounted on external media. This involves deleting package 15303 * data from internal structures, sending broadcasts about diabled packages, 15304 * gc'ing to free up references, unmounting all secure containers 15305 * corresponding to packages on external media, and posting a 15306 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15307 * that we always have to post this message if status has been requested no 15308 * matter what. 15309 */ 15310 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15311 final boolean reportStatus) { 15312 if (DEBUG_SD_INSTALL) 15313 Log.i(TAG, "unloading media packages"); 15314 ArrayList<String> pkgList = new ArrayList<String>(); 15315 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15316 final Set<AsecInstallArgs> keys = processCids.keySet(); 15317 for (AsecInstallArgs args : keys) { 15318 String pkgName = args.getPackageName(); 15319 if (DEBUG_SD_INSTALL) 15320 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15321 // Delete package internally 15322 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15323 synchronized (mInstallLock) { 15324 boolean res = deletePackageLI(pkgName, null, false, null, null, 15325 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15326 if (res) { 15327 pkgList.add(pkgName); 15328 } else { 15329 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15330 failedList.add(args); 15331 } 15332 } 15333 } 15334 15335 // reader 15336 synchronized (mPackages) { 15337 // We didn't update the settings after removing each package; 15338 // write them now for all packages. 15339 mSettings.writeLPr(); 15340 } 15341 15342 // We have to absolutely send UPDATED_MEDIA_STATUS only 15343 // after confirming that all the receivers processed the ordered 15344 // broadcast when packages get disabled, force a gc to clean things up. 15345 // and unload all the containers. 15346 if (pkgList.size() > 0) { 15347 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15348 new IIntentReceiver.Stub() { 15349 public void performReceive(Intent intent, int resultCode, String data, 15350 Bundle extras, boolean ordered, boolean sticky, 15351 int sendingUser) throws RemoteException { 15352 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15353 reportStatus ? 1 : 0, 1, keys); 15354 mHandler.sendMessage(msg); 15355 } 15356 }); 15357 } else { 15358 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15359 keys); 15360 mHandler.sendMessage(msg); 15361 } 15362 } 15363 15364 private void loadPrivatePackages(VolumeInfo vol) { 15365 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15366 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15367 synchronized (mInstallLock) { 15368 synchronized (mPackages) { 15369 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15370 for (PackageSetting ps : packages) { 15371 final PackageParser.Package pkg; 15372 try { 15373 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15374 loaded.add(pkg.applicationInfo); 15375 } catch (PackageManagerException e) { 15376 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15377 } 15378 } 15379 15380 // TODO: regrant any permissions that changed based since original install 15381 15382 mSettings.writeLPr(); 15383 } 15384 } 15385 15386 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15387 sendResourcesChangedBroadcast(true, false, loaded, null); 15388 } 15389 15390 private void unloadPrivatePackages(VolumeInfo vol) { 15391 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15392 synchronized (mInstallLock) { 15393 synchronized (mPackages) { 15394 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15395 for (PackageSetting ps : packages) { 15396 if (ps.pkg == null) continue; 15397 15398 final ApplicationInfo info = ps.pkg.applicationInfo; 15399 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15400 if (deletePackageLI(ps.name, null, false, null, null, 15401 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15402 unloaded.add(info); 15403 } else { 15404 Slog.w(TAG, "Failed to unload " + ps.codePath); 15405 } 15406 } 15407 15408 mSettings.writeLPr(); 15409 } 15410 } 15411 15412 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15413 sendResourcesChangedBroadcast(false, false, unloaded, null); 15414 } 15415 15416 /** 15417 * Examine all users present on given mounted volume, and destroy data 15418 * belonging to users that are no longer valid, or whose user ID has been 15419 * recycled. 15420 */ 15421 private void reconcileUsers(String volumeUuid) { 15422 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15423 if (ArrayUtils.isEmpty(files)) { 15424 Slog.d(TAG, "No users found on " + volumeUuid); 15425 return; 15426 } 15427 15428 for (File file : files) { 15429 if (!file.isDirectory()) continue; 15430 15431 final int userId; 15432 final UserInfo info; 15433 try { 15434 userId = Integer.parseInt(file.getName()); 15435 info = sUserManager.getUserInfo(userId); 15436 } catch (NumberFormatException e) { 15437 Slog.w(TAG, "Invalid user directory " + file); 15438 continue; 15439 } 15440 15441 boolean destroyUser = false; 15442 if (info == null) { 15443 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15444 + " because no matching user was found"); 15445 destroyUser = true; 15446 } else { 15447 try { 15448 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15449 } catch (IOException e) { 15450 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15451 + " because we failed to enforce serial number: " + e); 15452 destroyUser = true; 15453 } 15454 } 15455 15456 if (destroyUser) { 15457 synchronized (mInstallLock) { 15458 mInstaller.removeUserDataDirs(volumeUuid, userId); 15459 } 15460 } 15461 } 15462 15463 final UserManager um = mContext.getSystemService(UserManager.class); 15464 for (UserInfo user : um.getUsers()) { 15465 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15466 if (userDir.exists()) continue; 15467 15468 try { 15469 UserManagerService.prepareUserDirectory(userDir); 15470 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15471 } catch (IOException e) { 15472 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15473 } 15474 } 15475 } 15476 15477 /** 15478 * Examine all apps present on given mounted volume, and destroy apps that 15479 * aren't expected, either due to uninstallation or reinstallation on 15480 * another volume. 15481 */ 15482 private void reconcileApps(String volumeUuid) { 15483 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15484 if (ArrayUtils.isEmpty(files)) { 15485 Slog.d(TAG, "No apps found on " + volumeUuid); 15486 return; 15487 } 15488 15489 for (File file : files) { 15490 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15491 && !PackageInstallerService.isStageName(file.getName()); 15492 if (!isPackage) { 15493 // Ignore entries which are not packages 15494 continue; 15495 } 15496 15497 boolean destroyApp = false; 15498 String packageName = null; 15499 try { 15500 final PackageLite pkg = PackageParser.parsePackageLite(file, 15501 PackageParser.PARSE_MUST_BE_APK); 15502 packageName = pkg.packageName; 15503 15504 synchronized (mPackages) { 15505 final PackageSetting ps = mSettings.mPackages.get(packageName); 15506 if (ps == null) { 15507 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15508 + volumeUuid + " because we found no install record"); 15509 destroyApp = true; 15510 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15511 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15512 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15513 destroyApp = true; 15514 } 15515 } 15516 15517 } catch (PackageParserException e) { 15518 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15519 destroyApp = true; 15520 } 15521 15522 if (destroyApp) { 15523 synchronized (mInstallLock) { 15524 if (packageName != null) { 15525 removeDataDirsLI(volumeUuid, packageName); 15526 } 15527 if (file.isDirectory()) { 15528 mInstaller.rmPackageDir(file.getAbsolutePath()); 15529 } else { 15530 file.delete(); 15531 } 15532 } 15533 } 15534 } 15535 } 15536 15537 private void unfreezePackage(String packageName) { 15538 synchronized (mPackages) { 15539 final PackageSetting ps = mSettings.mPackages.get(packageName); 15540 if (ps != null) { 15541 ps.frozen = false; 15542 } 15543 } 15544 } 15545 15546 @Override 15547 public int movePackage(final String packageName, final String volumeUuid) { 15548 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15549 15550 final int moveId = mNextMoveId.getAndIncrement(); 15551 try { 15552 movePackageInternal(packageName, volumeUuid, moveId); 15553 } catch (PackageManagerException e) { 15554 Slog.w(TAG, "Failed to move " + packageName, e); 15555 mMoveCallbacks.notifyStatusChanged(moveId, 15556 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15557 } 15558 return moveId; 15559 } 15560 15561 private void movePackageInternal(final String packageName, final String volumeUuid, 15562 final int moveId) throws PackageManagerException { 15563 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15564 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15565 final PackageManager pm = mContext.getPackageManager(); 15566 15567 final boolean currentAsec; 15568 final String currentVolumeUuid; 15569 final File codeFile; 15570 final String installerPackageName; 15571 final String packageAbiOverride; 15572 final int appId; 15573 final String seinfo; 15574 final String label; 15575 15576 // reader 15577 synchronized (mPackages) { 15578 final PackageParser.Package pkg = mPackages.get(packageName); 15579 final PackageSetting ps = mSettings.mPackages.get(packageName); 15580 if (pkg == null || ps == null) { 15581 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15582 } 15583 15584 if (pkg.applicationInfo.isSystemApp()) { 15585 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15586 "Cannot move system application"); 15587 } 15588 15589 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15590 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15591 "Package already moved to " + volumeUuid); 15592 } 15593 15594 final File probe = new File(pkg.codePath); 15595 final File probeOat = new File(probe, "oat"); 15596 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15597 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15598 "Move only supported for modern cluster style installs"); 15599 } 15600 15601 if (ps.frozen) { 15602 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15603 "Failed to move already frozen package"); 15604 } 15605 ps.frozen = true; 15606 15607 currentAsec = pkg.applicationInfo.isForwardLocked() 15608 || pkg.applicationInfo.isExternalAsec(); 15609 currentVolumeUuid = ps.volumeUuid; 15610 codeFile = new File(pkg.codePath); 15611 installerPackageName = ps.installerPackageName; 15612 packageAbiOverride = ps.cpuAbiOverrideString; 15613 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15614 seinfo = pkg.applicationInfo.seinfo; 15615 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15616 } 15617 15618 // Now that we're guarded by frozen state, kill app during move 15619 killApplication(packageName, appId, "move pkg"); 15620 15621 final Bundle extras = new Bundle(); 15622 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15623 extras.putString(Intent.EXTRA_TITLE, label); 15624 mMoveCallbacks.notifyCreated(moveId, extras); 15625 15626 int installFlags; 15627 final boolean moveCompleteApp; 15628 final File measurePath; 15629 15630 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15631 installFlags = INSTALL_INTERNAL; 15632 moveCompleteApp = !currentAsec; 15633 measurePath = Environment.getDataAppDirectory(volumeUuid); 15634 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15635 installFlags = INSTALL_EXTERNAL; 15636 moveCompleteApp = false; 15637 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15638 } else { 15639 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15640 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15641 || !volume.isMountedWritable()) { 15642 unfreezePackage(packageName); 15643 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15644 "Move location not mounted private volume"); 15645 } 15646 15647 Preconditions.checkState(!currentAsec); 15648 15649 installFlags = INSTALL_INTERNAL; 15650 moveCompleteApp = true; 15651 measurePath = Environment.getDataAppDirectory(volumeUuid); 15652 } 15653 15654 final PackageStats stats = new PackageStats(null, -1); 15655 synchronized (mInstaller) { 15656 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15657 unfreezePackage(packageName); 15658 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15659 "Failed to measure package size"); 15660 } 15661 } 15662 15663 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15664 + stats.dataSize); 15665 15666 final long startFreeBytes = measurePath.getFreeSpace(); 15667 final long sizeBytes; 15668 if (moveCompleteApp) { 15669 sizeBytes = stats.codeSize + stats.dataSize; 15670 } else { 15671 sizeBytes = stats.codeSize; 15672 } 15673 15674 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15675 unfreezePackage(packageName); 15676 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15677 "Not enough free space to move"); 15678 } 15679 15680 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15681 15682 final CountDownLatch installedLatch = new CountDownLatch(1); 15683 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15684 @Override 15685 public void onUserActionRequired(Intent intent) throws RemoteException { 15686 throw new IllegalStateException(); 15687 } 15688 15689 @Override 15690 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15691 Bundle extras) throws RemoteException { 15692 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15693 + PackageManager.installStatusToString(returnCode, msg)); 15694 15695 installedLatch.countDown(); 15696 15697 // Regardless of success or failure of the move operation, 15698 // always unfreeze the package 15699 unfreezePackage(packageName); 15700 15701 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15702 switch (status) { 15703 case PackageInstaller.STATUS_SUCCESS: 15704 mMoveCallbacks.notifyStatusChanged(moveId, 15705 PackageManager.MOVE_SUCCEEDED); 15706 break; 15707 case PackageInstaller.STATUS_FAILURE_STORAGE: 15708 mMoveCallbacks.notifyStatusChanged(moveId, 15709 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15710 break; 15711 default: 15712 mMoveCallbacks.notifyStatusChanged(moveId, 15713 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15714 break; 15715 } 15716 } 15717 }; 15718 15719 final MoveInfo move; 15720 if (moveCompleteApp) { 15721 // Kick off a thread to report progress estimates 15722 new Thread() { 15723 @Override 15724 public void run() { 15725 while (true) { 15726 try { 15727 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15728 break; 15729 } 15730 } catch (InterruptedException ignored) { 15731 } 15732 15733 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15734 final int progress = 10 + (int) MathUtils.constrain( 15735 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15736 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15737 } 15738 } 15739 }.start(); 15740 15741 final String dataAppName = codeFile.getName(); 15742 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15743 dataAppName, appId, seinfo); 15744 } else { 15745 move = null; 15746 } 15747 15748 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15749 15750 final Message msg = mHandler.obtainMessage(INIT_COPY); 15751 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15752 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15753 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15754 mHandler.sendMessage(msg); 15755 } 15756 15757 @Override 15758 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15759 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15760 15761 final int realMoveId = mNextMoveId.getAndIncrement(); 15762 final Bundle extras = new Bundle(); 15763 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15764 mMoveCallbacks.notifyCreated(realMoveId, extras); 15765 15766 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15767 @Override 15768 public void onCreated(int moveId, Bundle extras) { 15769 // Ignored 15770 } 15771 15772 @Override 15773 public void onStatusChanged(int moveId, int status, long estMillis) { 15774 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15775 } 15776 }; 15777 15778 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15779 storage.setPrimaryStorageUuid(volumeUuid, callback); 15780 return realMoveId; 15781 } 15782 15783 @Override 15784 public int getMoveStatus(int moveId) { 15785 mContext.enforceCallingOrSelfPermission( 15786 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15787 return mMoveCallbacks.mLastStatus.get(moveId); 15788 } 15789 15790 @Override 15791 public void registerMoveCallback(IPackageMoveObserver callback) { 15792 mContext.enforceCallingOrSelfPermission( 15793 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15794 mMoveCallbacks.register(callback); 15795 } 15796 15797 @Override 15798 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15799 mContext.enforceCallingOrSelfPermission( 15800 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15801 mMoveCallbacks.unregister(callback); 15802 } 15803 15804 @Override 15805 public boolean setInstallLocation(int loc) { 15806 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15807 null); 15808 if (getInstallLocation() == loc) { 15809 return true; 15810 } 15811 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15812 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15813 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15814 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15815 return true; 15816 } 15817 return false; 15818 } 15819 15820 @Override 15821 public int getInstallLocation() { 15822 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15823 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15824 PackageHelper.APP_INSTALL_AUTO); 15825 } 15826 15827 /** Called by UserManagerService */ 15828 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15829 mDirtyUsers.remove(userHandle); 15830 mSettings.removeUserLPw(userHandle); 15831 mPendingBroadcasts.remove(userHandle); 15832 if (mInstaller != null) { 15833 // Technically, we shouldn't be doing this with the package lock 15834 // held. However, this is very rare, and there is already so much 15835 // other disk I/O going on, that we'll let it slide for now. 15836 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15837 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15838 final String volumeUuid = vol.getFsUuid(); 15839 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15840 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15841 } 15842 } 15843 mUserNeedsBadging.delete(userHandle); 15844 removeUnusedPackagesLILPw(userManager, userHandle); 15845 } 15846 15847 /** 15848 * We're removing userHandle and would like to remove any downloaded packages 15849 * that are no longer in use by any other user. 15850 * @param userHandle the user being removed 15851 */ 15852 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15853 final boolean DEBUG_CLEAN_APKS = false; 15854 int [] users = userManager.getUserIdsLPr(); 15855 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15856 while (psit.hasNext()) { 15857 PackageSetting ps = psit.next(); 15858 if (ps.pkg == null) { 15859 continue; 15860 } 15861 final String packageName = ps.pkg.packageName; 15862 // Skip over if system app 15863 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15864 continue; 15865 } 15866 if (DEBUG_CLEAN_APKS) { 15867 Slog.i(TAG, "Checking package " + packageName); 15868 } 15869 boolean keep = false; 15870 for (int i = 0; i < users.length; i++) { 15871 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15872 keep = true; 15873 if (DEBUG_CLEAN_APKS) { 15874 Slog.i(TAG, " Keeping package " + packageName + " for user " 15875 + users[i]); 15876 } 15877 break; 15878 } 15879 } 15880 if (!keep) { 15881 if (DEBUG_CLEAN_APKS) { 15882 Slog.i(TAG, " Removing package " + packageName); 15883 } 15884 mHandler.post(new Runnable() { 15885 public void run() { 15886 deletePackageX(packageName, userHandle, 0); 15887 } //end run 15888 }); 15889 } 15890 } 15891 } 15892 15893 /** Called by UserManagerService */ 15894 void createNewUserLILPw(int userHandle) { 15895 if (mInstaller != null) { 15896 mInstaller.createUserConfig(userHandle); 15897 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15898 applyFactoryDefaultBrowserLPw(userHandle); 15899 } 15900 } 15901 15902 void newUserCreatedLILPw(final int userHandle) { 15903 // We cannot grant the default permissions with a lock held as 15904 // we query providers from other components for default handlers 15905 // such as enabled IMEs, etc. 15906 mHandler.post(new Runnable() { 15907 @Override 15908 public void run() { 15909 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15910 } 15911 }); 15912 } 15913 15914 @Override 15915 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15916 mContext.enforceCallingOrSelfPermission( 15917 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15918 "Only package verification agents can read the verifier device identity"); 15919 15920 synchronized (mPackages) { 15921 return mSettings.getVerifierDeviceIdentityLPw(); 15922 } 15923 } 15924 15925 @Override 15926 public void setPermissionEnforced(String permission, boolean enforced) { 15927 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15928 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15929 synchronized (mPackages) { 15930 if (mSettings.mReadExternalStorageEnforced == null 15931 || mSettings.mReadExternalStorageEnforced != enforced) { 15932 mSettings.mReadExternalStorageEnforced = enforced; 15933 mSettings.writeLPr(); 15934 } 15935 } 15936 // kill any non-foreground processes so we restart them and 15937 // grant/revoke the GID. 15938 final IActivityManager am = ActivityManagerNative.getDefault(); 15939 if (am != null) { 15940 final long token = Binder.clearCallingIdentity(); 15941 try { 15942 am.killProcessesBelowForeground("setPermissionEnforcement"); 15943 } catch (RemoteException e) { 15944 } finally { 15945 Binder.restoreCallingIdentity(token); 15946 } 15947 } 15948 } else { 15949 throw new IllegalArgumentException("No selective enforcement for " + permission); 15950 } 15951 } 15952 15953 @Override 15954 @Deprecated 15955 public boolean isPermissionEnforced(String permission) { 15956 return true; 15957 } 15958 15959 @Override 15960 public boolean isStorageLow() { 15961 final long token = Binder.clearCallingIdentity(); 15962 try { 15963 final DeviceStorageMonitorInternal 15964 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15965 if (dsm != null) { 15966 return dsm.isMemoryLow(); 15967 } else { 15968 return false; 15969 } 15970 } finally { 15971 Binder.restoreCallingIdentity(token); 15972 } 15973 } 15974 15975 @Override 15976 public IPackageInstaller getPackageInstaller() { 15977 return mInstallerService; 15978 } 15979 15980 private boolean userNeedsBadging(int userId) { 15981 int index = mUserNeedsBadging.indexOfKey(userId); 15982 if (index < 0) { 15983 final UserInfo userInfo; 15984 final long token = Binder.clearCallingIdentity(); 15985 try { 15986 userInfo = sUserManager.getUserInfo(userId); 15987 } finally { 15988 Binder.restoreCallingIdentity(token); 15989 } 15990 final boolean b; 15991 if (userInfo != null && userInfo.isManagedProfile()) { 15992 b = true; 15993 } else { 15994 b = false; 15995 } 15996 mUserNeedsBadging.put(userId, b); 15997 return b; 15998 } 15999 return mUserNeedsBadging.valueAt(index); 16000 } 16001 16002 @Override 16003 public KeySet getKeySetByAlias(String packageName, String alias) { 16004 if (packageName == null || alias == null) { 16005 return null; 16006 } 16007 synchronized(mPackages) { 16008 final PackageParser.Package pkg = mPackages.get(packageName); 16009 if (pkg == null) { 16010 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16011 throw new IllegalArgumentException("Unknown package: " + packageName); 16012 } 16013 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16014 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16015 } 16016 } 16017 16018 @Override 16019 public KeySet getSigningKeySet(String packageName) { 16020 if (packageName == null) { 16021 return null; 16022 } 16023 synchronized(mPackages) { 16024 final PackageParser.Package pkg = mPackages.get(packageName); 16025 if (pkg == null) { 16026 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16027 throw new IllegalArgumentException("Unknown package: " + packageName); 16028 } 16029 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16030 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16031 throw new SecurityException("May not access signing KeySet of other apps."); 16032 } 16033 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16034 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16035 } 16036 } 16037 16038 @Override 16039 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16040 if (packageName == null || ks == null) { 16041 return false; 16042 } 16043 synchronized(mPackages) { 16044 final PackageParser.Package pkg = mPackages.get(packageName); 16045 if (pkg == null) { 16046 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16047 throw new IllegalArgumentException("Unknown package: " + packageName); 16048 } 16049 IBinder ksh = ks.getToken(); 16050 if (ksh instanceof KeySetHandle) { 16051 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16052 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16053 } 16054 return false; 16055 } 16056 } 16057 16058 @Override 16059 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16060 if (packageName == null || ks == null) { 16061 return false; 16062 } 16063 synchronized(mPackages) { 16064 final PackageParser.Package pkg = mPackages.get(packageName); 16065 if (pkg == null) { 16066 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16067 throw new IllegalArgumentException("Unknown package: " + packageName); 16068 } 16069 IBinder ksh = ks.getToken(); 16070 if (ksh instanceof KeySetHandle) { 16071 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16072 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16073 } 16074 return false; 16075 } 16076 } 16077 16078 public void getUsageStatsIfNoPackageUsageInfo() { 16079 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16080 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16081 if (usm == null) { 16082 throw new IllegalStateException("UsageStatsManager must be initialized"); 16083 } 16084 long now = System.currentTimeMillis(); 16085 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16086 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16087 String packageName = entry.getKey(); 16088 PackageParser.Package pkg = mPackages.get(packageName); 16089 if (pkg == null) { 16090 continue; 16091 } 16092 UsageStats usage = entry.getValue(); 16093 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16094 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16095 } 16096 } 16097 } 16098 16099 /** 16100 * Check and throw if the given before/after packages would be considered a 16101 * downgrade. 16102 */ 16103 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16104 throws PackageManagerException { 16105 if (after.versionCode < before.mVersionCode) { 16106 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16107 "Update version code " + after.versionCode + " is older than current " 16108 + before.mVersionCode); 16109 } else if (after.versionCode == before.mVersionCode) { 16110 if (after.baseRevisionCode < before.baseRevisionCode) { 16111 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16112 "Update base revision code " + after.baseRevisionCode 16113 + " is older than current " + before.baseRevisionCode); 16114 } 16115 16116 if (!ArrayUtils.isEmpty(after.splitNames)) { 16117 for (int i = 0; i < after.splitNames.length; i++) { 16118 final String splitName = after.splitNames[i]; 16119 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16120 if (j != -1) { 16121 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16122 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16123 "Update split " + splitName + " revision code " 16124 + after.splitRevisionCodes[i] + " is older than current " 16125 + before.splitRevisionCodes[j]); 16126 } 16127 } 16128 } 16129 } 16130 } 16131 } 16132 16133 private static class MoveCallbacks extends Handler { 16134 private static final int MSG_CREATED = 1; 16135 private static final int MSG_STATUS_CHANGED = 2; 16136 16137 private final RemoteCallbackList<IPackageMoveObserver> 16138 mCallbacks = new RemoteCallbackList<>(); 16139 16140 private final SparseIntArray mLastStatus = new SparseIntArray(); 16141 16142 public MoveCallbacks(Looper looper) { 16143 super(looper); 16144 } 16145 16146 public void register(IPackageMoveObserver callback) { 16147 mCallbacks.register(callback); 16148 } 16149 16150 public void unregister(IPackageMoveObserver callback) { 16151 mCallbacks.unregister(callback); 16152 } 16153 16154 @Override 16155 public void handleMessage(Message msg) { 16156 final SomeArgs args = (SomeArgs) msg.obj; 16157 final int n = mCallbacks.beginBroadcast(); 16158 for (int i = 0; i < n; i++) { 16159 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16160 try { 16161 invokeCallback(callback, msg.what, args); 16162 } catch (RemoteException ignored) { 16163 } 16164 } 16165 mCallbacks.finishBroadcast(); 16166 args.recycle(); 16167 } 16168 16169 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16170 throws RemoteException { 16171 switch (what) { 16172 case MSG_CREATED: { 16173 callback.onCreated(args.argi1, (Bundle) args.arg2); 16174 break; 16175 } 16176 case MSG_STATUS_CHANGED: { 16177 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16178 break; 16179 } 16180 } 16181 } 16182 16183 private void notifyCreated(int moveId, Bundle extras) { 16184 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16185 16186 final SomeArgs args = SomeArgs.obtain(); 16187 args.argi1 = moveId; 16188 args.arg2 = extras; 16189 obtainMessage(MSG_CREATED, args).sendToTarget(); 16190 } 16191 16192 private void notifyStatusChanged(int moveId, int status) { 16193 notifyStatusChanged(moveId, status, -1); 16194 } 16195 16196 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16197 Slog.v(TAG, "Move " + moveId + " status " + status); 16198 16199 final SomeArgs args = SomeArgs.obtain(); 16200 args.argi1 = moveId; 16201 args.argi2 = status; 16202 args.arg3 = estMillis; 16203 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16204 16205 synchronized (mLastStatus) { 16206 mLastStatus.put(moveId, status); 16207 } 16208 } 16209 } 16210 16211 private final class OnPermissionChangeListeners extends Handler { 16212 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16213 16214 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16215 new RemoteCallbackList<>(); 16216 16217 public OnPermissionChangeListeners(Looper looper) { 16218 super(looper); 16219 } 16220 16221 @Override 16222 public void handleMessage(Message msg) { 16223 switch (msg.what) { 16224 case MSG_ON_PERMISSIONS_CHANGED: { 16225 final int uid = msg.arg1; 16226 handleOnPermissionsChanged(uid); 16227 } break; 16228 } 16229 } 16230 16231 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16232 mPermissionListeners.register(listener); 16233 16234 } 16235 16236 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16237 mPermissionListeners.unregister(listener); 16238 } 16239 16240 public void onPermissionsChanged(int uid) { 16241 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16242 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16243 } 16244 } 16245 16246 private void handleOnPermissionsChanged(int uid) { 16247 final int count = mPermissionListeners.beginBroadcast(); 16248 try { 16249 for (int i = 0; i < count; i++) { 16250 IOnPermissionsChangeListener callback = mPermissionListeners 16251 .getBroadcastItem(i); 16252 try { 16253 callback.onPermissionsChanged(uid); 16254 } catch (RemoteException e) { 16255 Log.e(TAG, "Permission listener is dead", e); 16256 } 16257 } 16258 } finally { 16259 mPermissionListeners.finishBroadcast(); 16260 } 16261 } 16262 } 16263 16264 private class PackageManagerInternalImpl extends PackageManagerInternal { 16265 @Override 16266 public void setLocationPackagesProvider(PackagesProvider provider) { 16267 synchronized (mPackages) { 16268 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16269 } 16270 } 16271 16272 @Override 16273 public void setImePackagesProvider(PackagesProvider provider) { 16274 synchronized (mPackages) { 16275 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16276 } 16277 } 16278 16279 @Override 16280 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16281 synchronized (mPackages) { 16282 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16283 } 16284 } 16285 16286 @Override 16287 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16288 synchronized (mPackages) { 16289 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16290 } 16291 } 16292 16293 @Override 16294 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16295 synchronized (mPackages) { 16296 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16297 } 16298 } 16299 16300 @Override 16301 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16302 synchronized (mPackages) { 16303 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16304 } 16305 } 16306 16307 @Override 16308 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16309 synchronized (mPackages) { 16310 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16311 packageName, userId); 16312 } 16313 } 16314 16315 @Override 16316 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16317 synchronized (mPackages) { 16318 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16319 packageName, userId); 16320 } 16321 } 16322 } 16323 16324 @Override 16325 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16326 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16327 synchronized (mPackages) { 16328 final long identity = Binder.clearCallingIdentity(); 16329 try { 16330 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16331 packageNames, userId); 16332 } finally { 16333 Binder.restoreCallingIdentity(identity); 16334 } 16335 } 16336 } 16337 16338 private static void enforceSystemOrPhoneCaller(String tag) { 16339 int callingUid = Binder.getCallingUid(); 16340 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16341 throw new SecurityException( 16342 "Cannot call " + tag + " from UID " + callingUid); 16343 } 16344 } 16345} 16346