PackageManagerService.java revision fbb4e9d23f0d3e3a220e0e3e63934409d615f50c
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_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.system.OsConstants.O_CREAT; 71import static android.system.OsConstants.O_RDWR; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 74import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 75import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 76import static com.android.internal.util.ArrayUtils.appendInt; 77import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 80import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 81import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 85 86import android.Manifest; 87import android.app.ActivityManager; 88import android.app.ActivityManagerNative; 89import android.app.AppGlobals; 90import android.app.IActivityManager; 91import android.app.admin.IDevicePolicyManager; 92import android.app.backup.IBackupManager; 93import android.app.usage.UsageStats; 94import android.app.usage.UsageStatsManager; 95import android.content.BroadcastReceiver; 96import android.content.ComponentName; 97import android.content.Context; 98import android.content.IIntentReceiver; 99import android.content.Intent; 100import android.content.IntentFilter; 101import android.content.IntentSender; 102import android.content.IntentSender.SendIntentException; 103import android.content.ServiceConnection; 104import android.content.pm.ActivityInfo; 105import android.content.pm.ApplicationInfo; 106import android.content.pm.FeatureInfo; 107import android.content.pm.IOnPermissionsChangeListener; 108import android.content.pm.IPackageDataObserver; 109import android.content.pm.IPackageDeleteObserver; 110import android.content.pm.IPackageDeleteObserver2; 111import android.content.pm.IPackageInstallObserver2; 112import android.content.pm.IPackageInstaller; 113import android.content.pm.IPackageManager; 114import android.content.pm.IPackageMoveObserver; 115import android.content.pm.IPackageStatsObserver; 116import android.content.pm.InstrumentationInfo; 117import android.content.pm.IntentFilterVerificationInfo; 118import android.content.pm.KeySet; 119import android.content.pm.ManifestDigest; 120import android.content.pm.PackageCleanItem; 121import android.content.pm.PackageInfo; 122import android.content.pm.PackageInfoLite; 123import android.content.pm.PackageInstaller; 124import android.content.pm.PackageManager; 125import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 126import android.content.pm.PackageManagerInternal; 127import android.content.pm.PackageParser; 128import android.content.pm.PackageParser.ActivityIntentInfo; 129import android.content.pm.PackageParser.PackageLite; 130import android.content.pm.PackageParser.PackageParserException; 131import android.content.pm.PackageStats; 132import android.content.pm.PackageUserState; 133import android.content.pm.ParceledListSlice; 134import android.content.pm.PermissionGroupInfo; 135import android.content.pm.PermissionInfo; 136import android.content.pm.ProviderInfo; 137import android.content.pm.ResolveInfo; 138import android.content.pm.ServiceInfo; 139import android.content.pm.Signature; 140import android.content.pm.UserInfo; 141import android.content.pm.VerificationParams; 142import android.content.pm.VerifierDeviceIdentity; 143import android.content.pm.VerifierInfo; 144import android.content.res.Resources; 145import android.hardware.display.DisplayManager; 146import android.net.Uri; 147import android.os.Debug; 148import android.os.Binder; 149import android.os.Build; 150import android.os.Bundle; 151import android.os.Environment; 152import android.os.Environment.UserEnvironment; 153import android.os.FileUtils; 154import android.os.Handler; 155import android.os.IBinder; 156import android.os.Looper; 157import android.os.Message; 158import android.os.Parcel; 159import android.os.ParcelFileDescriptor; 160import android.os.Process; 161import android.os.RemoteCallbackList; 162import android.os.RemoteException; 163import android.os.SELinux; 164import android.os.ServiceManager; 165import android.os.SystemClock; 166import android.os.SystemProperties; 167import android.os.UserHandle; 168import android.os.UserManager; 169import android.os.storage.IMountService; 170import android.os.storage.MountServiceInternal; 171import android.os.storage.StorageEventListener; 172import android.os.storage.StorageManager; 173import android.os.storage.VolumeInfo; 174import android.os.storage.VolumeRecord; 175import android.security.KeyStore; 176import android.security.SystemKeyStore; 177import android.system.ErrnoException; 178import android.system.Os; 179import android.system.StructStat; 180import android.text.TextUtils; 181import android.text.format.DateUtils; 182import android.util.ArrayMap; 183import android.util.ArraySet; 184import android.util.AtomicFile; 185import android.util.DisplayMetrics; 186import android.util.EventLog; 187import android.util.ExceptionUtils; 188import android.util.Log; 189import android.util.LogPrinter; 190import android.util.MathUtils; 191import android.util.PrintStreamPrinter; 192import android.util.Slog; 193import android.util.SparseArray; 194import android.util.SparseBooleanArray; 195import android.util.SparseIntArray; 196import android.util.Xml; 197import android.view.Display; 198 199import dalvik.system.DexFile; 200import dalvik.system.VMRuntime; 201 202import libcore.io.IoUtils; 203import libcore.util.EmptyArray; 204 205import com.android.internal.R; 206import com.android.internal.annotations.GuardedBy; 207import com.android.internal.app.IMediaContainerService; 208import com.android.internal.app.ResolverActivity; 209import com.android.internal.content.NativeLibraryHelper; 210import com.android.internal.content.PackageHelper; 211import com.android.internal.os.IParcelFileDescriptorFactory; 212import com.android.internal.os.SomeArgs; 213import com.android.internal.os.Zygote; 214import com.android.internal.util.ArrayUtils; 215import com.android.internal.util.FastPrintWriter; 216import com.android.internal.util.FastXmlSerializer; 217import com.android.internal.util.IndentingPrintWriter; 218import com.android.internal.util.Preconditions; 219import com.android.server.EventLogTags; 220import com.android.server.FgThread; 221import com.android.server.IntentResolver; 222import com.android.server.LocalServices; 223import com.android.server.ServiceThread; 224import com.android.server.SystemConfig; 225import com.android.server.Watchdog; 226import com.android.server.pm.PermissionsState.PermissionState; 227import com.android.server.pm.Settings.DatabaseVersion; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277mmm frameworks/base/tests/AndroidTests 278adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 279adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 280 * 281 * {@hide} 282 */ 283public class PackageManagerService extends IPackageManager.Stub { 284 static final String TAG = "PackageManager"; 285 static final boolean DEBUG_SETTINGS = false; 286 static final boolean DEBUG_PREFERRED = false; 287 static final boolean DEBUG_UPGRADE = false; 288 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 289 private static final boolean DEBUG_BACKUP = false; 290 private static final boolean DEBUG_INSTALL = false; 291 private static final boolean DEBUG_REMOVE = false; 292 private static final boolean DEBUG_BROADCASTS = false; 293 private static final boolean DEBUG_SHOW_INFO = false; 294 private static final boolean DEBUG_PACKAGE_INFO = false; 295 private static final boolean DEBUG_INTENT_MATCHING = false; 296 private static final boolean DEBUG_PACKAGE_SCANNING = false; 297 private static final boolean DEBUG_VERIFY = false; 298 private static final boolean DEBUG_DEXOPT = false; 299 private static final boolean DEBUG_ABI_SELECTION = false; 300 301 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 302 303 private static final int RADIO_UID = Process.PHONE_UID; 304 private static final int LOG_UID = Process.LOG_UID; 305 private static final int NFC_UID = Process.NFC_UID; 306 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 307 private static final int SHELL_UID = Process.SHELL_UID; 308 309 // Cap the size of permission trees that 3rd party apps can define 310 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 311 312 // Suffix used during package installation when copying/moving 313 // package apks to install directory. 314 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 315 316 static final int SCAN_NO_DEX = 1<<1; 317 static final int SCAN_FORCE_DEX = 1<<2; 318 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 319 static final int SCAN_NEW_INSTALL = 1<<4; 320 static final int SCAN_NO_PATHS = 1<<5; 321 static final int SCAN_UPDATE_TIME = 1<<6; 322 static final int SCAN_DEFER_DEX = 1<<7; 323 static final int SCAN_BOOTING = 1<<8; 324 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 325 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 326 static final int SCAN_REQUIRE_KNOWN = 1<<12; 327 static final int SCAN_MOVE = 1<<13; 328 static final int SCAN_INITIAL = 1<<14; 329 330 static final int REMOVE_CHATTY = 1<<16; 331 332 private static final int[] EMPTY_INT_ARRAY = new int[0]; 333 334 /** 335 * Timeout (in milliseconds) after which the watchdog should declare that 336 * our handler thread is wedged. The usual default for such things is one 337 * minute but we sometimes do very lengthy I/O operations on this thread, 338 * such as installing multi-gigabyte applications, so ours needs to be longer. 339 */ 340 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 341 342 /** 343 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 344 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 345 * settings entry if available, otherwise we use the hardcoded default. If it's been 346 * more than this long since the last fstrim, we force one during the boot sequence. 347 * 348 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 349 * one gets run at the next available charging+idle time. This final mandatory 350 * no-fstrim check kicks in only of the other scheduling criteria is never met. 351 */ 352 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 353 354 /** 355 * Whether verification is enabled by default. 356 */ 357 private static final boolean DEFAULT_VERIFY_ENABLE = true; 358 359 /** 360 * The default maximum time to wait for the verification agent to return in 361 * milliseconds. 362 */ 363 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 364 365 /** 366 * The default response for package verification timeout. 367 * 368 * This can be either PackageManager.VERIFICATION_ALLOW or 369 * PackageManager.VERIFICATION_REJECT. 370 */ 371 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 372 373 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 374 375 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 376 DEFAULT_CONTAINER_PACKAGE, 377 "com.android.defcontainer.DefaultContainerService"); 378 379 private static final String KILL_APP_REASON_GIDS_CHANGED = 380 "permission grant or revoke changed gids"; 381 382 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 383 "permissions revoked"; 384 385 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 386 387 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 388 389 /** Permission grant: not grant the permission. */ 390 private static final int GRANT_DENIED = 1; 391 392 /** Permission grant: grant the permission as an install permission. */ 393 private static final int GRANT_INSTALL = 2; 394 395 /** Permission grant: grant the permission as an install permission for a legacy app. */ 396 private static final int GRANT_INSTALL_LEGACY = 3; 397 398 /** Permission grant: grant the permission as a runtime one. */ 399 private static final int GRANT_RUNTIME = 4; 400 401 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 402 private static final int GRANT_UPGRADE = 5; 403 404 /** Canonical intent used to identify what counts as a "web browser" app */ 405 private static final Intent sBrowserIntent; 406 static { 407 sBrowserIntent = new Intent(); 408 sBrowserIntent.setAction(Intent.ACTION_VIEW); 409 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 410 sBrowserIntent.setData(Uri.parse("http:")); 411 } 412 413 final ServiceThread mHandlerThread; 414 415 final PackageHandler mHandler; 416 417 /** 418 * Messages for {@link #mHandler} that need to wait for system ready before 419 * being dispatched. 420 */ 421 private ArrayList<Message> mPostSystemReadyMessages; 422 423 final int mSdkVersion = Build.VERSION.SDK_INT; 424 425 final Context mContext; 426 final boolean mFactoryTest; 427 final boolean mOnlyCore; 428 final boolean mLazyDexOpt; 429 final long mDexOptLRUThresholdInMills; 430 final DisplayMetrics mMetrics; 431 final int mDefParseFlags; 432 final String[] mSeparateProcesses; 433 final boolean mIsUpgrade; 434 435 // This is where all application persistent data goes. 436 final File mAppDataDir; 437 438 // This is where all application persistent data goes for secondary users. 439 final File mUserAppDataDir; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 452 /** 453 * Directory to which applications installed internally have their 454 * 32 bit native libraries copied. 455 */ 456 private File mAppLib32InstallDir; 457 458 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 459 // apps. 460 final File mDrmAppPrivateInstallDir; 461 462 // ---------------------------------------------------------------- 463 464 // Lock for state used when installing and doing other long running 465 // operations. Methods that must be called with this lock held have 466 // the suffix "LI". 467 final Object mInstallLock = new Object(); 468 469 // ---------------------------------------------------------------- 470 471 // Keys are String (package name), values are Package. This also serves 472 // as the lock for the global state. Methods that must be called with 473 // this lock held have the prefix "LP". 474 @GuardedBy("mPackages") 475 final ArrayMap<String, PackageParser.Package> mPackages = 476 new ArrayMap<String, PackageParser.Package>(); 477 478 // Tracks available target package names -> overlay package paths. 479 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 480 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 481 482 /** 483 * Tracks new system packages [receiving in an OTA] that we expect to 484 * find updated user-installed versions. Keys are package name, values 485 * are package location. 486 */ 487 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 488 489 final Settings mSettings; 490 boolean mRestoredSettings; 491 492 // System configuration read by SystemConfig. 493 final int[] mGlobalGids; 494 final SparseArray<ArraySet<String>> mSystemPermissions; 495 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 496 497 // If mac_permissions.xml was found for seinfo labeling. 498 boolean mFoundPolicyFile; 499 500 // If a recursive restorecon of /data/data/<pkg> is needed. 501 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 502 503 public static final class SharedLibraryEntry { 504 public final String path; 505 public final String apk; 506 507 SharedLibraryEntry(String _path, String _apk) { 508 path = _path; 509 apk = _apk; 510 } 511 } 512 513 // Currently known shared libraries. 514 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 515 new ArrayMap<String, SharedLibraryEntry>(); 516 517 // All available activities, for your resolving pleasure. 518 final ActivityIntentResolver mActivities = 519 new ActivityIntentResolver(); 520 521 // All available receivers, for your resolving pleasure. 522 final ActivityIntentResolver mReceivers = 523 new ActivityIntentResolver(); 524 525 // All available services, for your resolving pleasure. 526 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 527 528 // All available providers, for your resolving pleasure. 529 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 530 531 // Mapping from provider base names (first directory in content URI codePath) 532 // to the provider information. 533 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 534 new ArrayMap<String, PackageParser.Provider>(); 535 536 // Mapping from instrumentation class names to info about them. 537 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 538 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 539 540 // Mapping from permission names to info about them. 541 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 542 new ArrayMap<String, PackageParser.PermissionGroup>(); 543 544 // Packages whose data we have transfered into another package, thus 545 // should no longer exist. 546 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 547 548 // Broadcast actions that are only available to the system. 549 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 550 551 /** List of packages waiting for verification. */ 552 final SparseArray<PackageVerificationState> mPendingVerification 553 = new SparseArray<PackageVerificationState>(); 554 555 /** Set of packages associated with each app op permission. */ 556 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 557 558 final PackageInstallerService mInstallerService; 559 560 private final PackageDexOptimizer mPackageDexOptimizer; 561 562 private AtomicInteger mNextMoveId = new AtomicInteger(); 563 private final MoveCallbacks mMoveCallbacks; 564 565 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 566 567 // Cache of users who need badging. 568 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 569 570 /** Token for keys in mPendingVerification. */ 571 private int mPendingVerificationToken = 0; 572 573 volatile boolean mSystemReady; 574 volatile boolean mSafeMode; 575 volatile boolean mHasSystemUidErrors; 576 577 ApplicationInfo mAndroidApplication; 578 final ActivityInfo mResolveActivity = new ActivityInfo(); 579 final ResolveInfo mResolveInfo = new ResolveInfo(); 580 ComponentName mResolveComponentName; 581 PackageParser.Package mPlatformPackage; 582 ComponentName mCustomResolverComponentName; 583 584 boolean mResolverReplaced = false; 585 586 private final ComponentName mIntentFilterVerifierComponent; 587 private int mIntentFilterVerificationToken = 0; 588 589 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 590 = new SparseArray<IntentFilterVerificationState>(); 591 592 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 593 new DefaultPermissionGrantPolicy(this); 594 595 private static class IFVerificationParams { 596 PackageParser.Package pkg; 597 boolean replacing; 598 int userId; 599 int verifierUid; 600 601 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 602 int _userId, int _verifierUid) { 603 pkg = _pkg; 604 replacing = _replacing; 605 userId = _userId; 606 replacing = _replacing; 607 verifierUid = _verifierUid; 608 } 609 } 610 611 private interface IntentFilterVerifier<T extends IntentFilter> { 612 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 613 T filter, String packageName); 614 void startVerifications(int userId); 615 void receiveVerificationResponse(int verificationId); 616 } 617 618 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 619 private Context mContext; 620 private ComponentName mIntentFilterVerifierComponent; 621 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 622 623 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 624 mContext = context; 625 mIntentFilterVerifierComponent = verifierComponent; 626 } 627 628 private String getDefaultScheme() { 629 return IntentFilter.SCHEME_HTTPS; 630 } 631 632 @Override 633 public void startVerifications(int userId) { 634 // Launch verifications requests 635 int count = mCurrentIntentFilterVerifications.size(); 636 for (int n=0; n<count; n++) { 637 int verificationId = mCurrentIntentFilterVerifications.get(n); 638 final IntentFilterVerificationState ivs = 639 mIntentFilterVerificationStates.get(verificationId); 640 641 String packageName = ivs.getPackageName(); 642 643 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 644 final int filterCount = filters.size(); 645 ArraySet<String> domainsSet = new ArraySet<>(); 646 for (int m=0; m<filterCount; m++) { 647 PackageParser.ActivityIntentInfo filter = filters.get(m); 648 domainsSet.addAll(filter.getHostsList()); 649 } 650 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 651 synchronized (mPackages) { 652 if (mSettings.createIntentFilterVerificationIfNeededLPw( 653 packageName, domainsList) != null) { 654 scheduleWriteSettingsLocked(); 655 } 656 } 657 sendVerificationRequest(userId, verificationId, ivs); 658 } 659 mCurrentIntentFilterVerifications.clear(); 660 } 661 662 private void sendVerificationRequest(int userId, int verificationId, 663 IntentFilterVerificationState ivs) { 664 665 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 668 verificationId); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 671 getDefaultScheme()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 674 ivs.getHostsString()); 675 verificationIntent.putExtra( 676 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 677 ivs.getPackageName()); 678 verificationIntent.setComponent(mIntentFilterVerifierComponent); 679 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 680 681 UserHandle user = new UserHandle(userId); 682 mContext.sendBroadcastAsUser(verificationIntent, user); 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Sending IntentFilter verification broadcast"); 685 } 686 687 public void receiveVerificationResponse(int verificationId) { 688 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 689 690 final boolean verified = ivs.isVerified(); 691 692 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 693 final int count = filters.size(); 694 if (DEBUG_DOMAIN_VERIFICATION) { 695 Slog.i(TAG, "Received verification response " + verificationId 696 + " for " + count + " filters, verified=" + verified); 697 } 698 for (int n=0; n<count; n++) { 699 PackageParser.ActivityIntentInfo filter = filters.get(n); 700 filter.setVerified(verified); 701 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 703 + " verified with result:" + verified + " and hosts:" 704 + ivs.getHostsString()); 705 } 706 707 mIntentFilterVerificationStates.remove(verificationId); 708 709 final String packageName = ivs.getPackageName(); 710 IntentFilterVerificationInfo ivi = null; 711 712 synchronized (mPackages) { 713 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 714 } 715 if (ivi == null) { 716 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 717 + verificationId + " packageName:" + packageName); 718 return; 719 } 720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 721 "Updating IntentFilterVerificationInfo for package " + packageName 722 +" verificationId:" + verificationId); 723 724 synchronized (mPackages) { 725 if (verified) { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 727 } else { 728 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 729 } 730 scheduleWriteSettingsLocked(); 731 732 final int userId = ivs.getUserId(); 733 if (userId != UserHandle.USER_ALL) { 734 final int userStatus = 735 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 736 737 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 738 boolean needUpdate = false; 739 740 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 741 // already been set by the User thru the Disambiguation dialog 742 switch (userStatus) { 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 } else { 747 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 748 } 749 needUpdate = true; 750 break; 751 752 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 753 if (verified) { 754 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 755 needUpdate = true; 756 } 757 break; 758 759 default: 760 // Nothing to do 761 } 762 763 if (needUpdate) { 764 mSettings.updateIntentFilterVerificationStatusLPw( 765 packageName, updatedStatus, userId); 766 scheduleWritePackageRestrictionsLocked(userId); 767 } 768 } 769 } 770 } 771 772 @Override 773 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 774 ActivityIntentInfo filter, String packageName) { 775 if (!hasValidDomains(filter)) { 776 return false; 777 } 778 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 779 if (ivs == null) { 780 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 781 packageName); 782 } 783 if (DEBUG_DOMAIN_VERIFICATION) { 784 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 785 } 786 ivs.addFilter(filter); 787 return true; 788 } 789 790 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 791 int userId, int verificationId, String packageName) { 792 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 793 verifierUid, userId, packageName); 794 ivs.setPendingState(); 795 synchronized (mPackages) { 796 mIntentFilterVerificationStates.append(verificationId, ivs); 797 mCurrentIntentFilterVerifications.add(verificationId); 798 } 799 return ivs; 800 } 801 } 802 803 private static boolean hasValidDomains(ActivityIntentInfo filter) { 804 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 805 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 806 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 807 } 808 809 private IntentFilterVerifier mIntentFilterVerifier; 810 811 // Set of pending broadcasts for aggregating enable/disable of components. 812 static class PendingPackageBroadcasts { 813 // for each user id, a map of <package name -> components within that package> 814 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 815 816 public PendingPackageBroadcasts() { 817 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 818 } 819 820 public ArrayList<String> get(int userId, String packageName) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 return packages.get(packageName); 823 } 824 825 public void put(int userId, String packageName, ArrayList<String> components) { 826 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 827 packages.put(packageName, components); 828 } 829 830 public void remove(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 832 if (packages != null) { 833 packages.remove(packageName); 834 } 835 } 836 837 public void remove(int userId) { 838 mUidMap.remove(userId); 839 } 840 841 public int userIdCount() { 842 return mUidMap.size(); 843 } 844 845 public int userIdAt(int n) { 846 return mUidMap.keyAt(n); 847 } 848 849 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 850 return mUidMap.get(userId); 851 } 852 853 public int size() { 854 // total number of pending broadcast entries across all userIds 855 int num = 0; 856 for (int i = 0; i< mUidMap.size(); i++) { 857 num += mUidMap.valueAt(i).size(); 858 } 859 return num; 860 } 861 862 public void clear() { 863 mUidMap.clear(); 864 } 865 866 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 867 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 868 if (map == null) { 869 map = new ArrayMap<String, ArrayList<String>>(); 870 mUidMap.put(userId, map); 871 } 872 return map; 873 } 874 } 875 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 876 877 // Service Connection to remote media container service to copy 878 // package uri's from external media onto secure containers 879 // or internal storage. 880 private IMediaContainerService mContainerService = null; 881 882 static final int SEND_PENDING_BROADCAST = 1; 883 static final int MCS_BOUND = 3; 884 static final int END_COPY = 4; 885 static final int INIT_COPY = 5; 886 static final int MCS_UNBIND = 6; 887 static final int START_CLEANING_PACKAGE = 7; 888 static final int FIND_INSTALL_LOC = 8; 889 static final int POST_INSTALL = 9; 890 static final int MCS_RECONNECT = 10; 891 static final int MCS_GIVE_UP = 11; 892 static final int UPDATED_MEDIA_STATUS = 12; 893 static final int WRITE_SETTINGS = 13; 894 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 895 static final int PACKAGE_VERIFIED = 15; 896 static final int CHECK_PENDING_VERIFICATION = 16; 897 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 898 static final int INTENT_FILTER_VERIFIED = 18; 899 900 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 901 902 // Delay time in millisecs 903 static final int BROADCAST_DELAY = 10 * 1000; 904 905 static UserManagerService sUserManager; 906 907 // Stores a list of users whose package restrictions file needs to be updated 908 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 909 910 final private DefaultContainerConnection mDefContainerConn = 911 new DefaultContainerConnection(); 912 class DefaultContainerConnection implements ServiceConnection { 913 public void onServiceConnected(ComponentName name, IBinder service) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 915 IMediaContainerService imcs = 916 IMediaContainerService.Stub.asInterface(service); 917 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 918 } 919 920 public void onServiceDisconnected(ComponentName name) { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 922 } 923 } 924 925 // Recordkeeping of restore-after-install operations that are currently in flight 926 // between the Package Manager and the Backup Manager 927 class PostInstallData { 928 public InstallArgs args; 929 public PackageInstalledInfo res; 930 931 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 932 args = _a; 933 res = _r; 934 } 935 } 936 937 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 938 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 939 940 // XML tags for backup/restore of various bits of state 941 private static final String TAG_PREFERRED_BACKUP = "pa"; 942 private static final String TAG_DEFAULT_APPS = "da"; 943 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 944 945 final String mRequiredVerifierPackage; 946 final String mRequiredInstallerPackage; 947 948 private final PackageUsage mPackageUsage = new PackageUsage(); 949 950 private class PackageUsage { 951 private static final int WRITE_INTERVAL 952 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 953 954 private final Object mFileLock = new Object(); 955 private final AtomicLong mLastWritten = new AtomicLong(0); 956 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 957 958 private boolean mIsHistoricalPackageUsageAvailable = true; 959 960 boolean isHistoricalPackageUsageAvailable() { 961 return mIsHistoricalPackageUsageAvailable; 962 } 963 964 void write(boolean force) { 965 if (force) { 966 writeInternal(); 967 return; 968 } 969 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 970 && !DEBUG_DEXOPT) { 971 return; 972 } 973 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 974 new Thread("PackageUsage_DiskWriter") { 975 @Override 976 public void run() { 977 try { 978 writeInternal(); 979 } finally { 980 mBackgroundWriteRunning.set(false); 981 } 982 } 983 }.start(); 984 } 985 } 986 987 private void writeInternal() { 988 synchronized (mPackages) { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 FileOutputStream f = null; 992 try { 993 f = file.startWrite(); 994 BufferedOutputStream out = new BufferedOutputStream(f); 995 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 996 StringBuilder sb = new StringBuilder(); 997 for (PackageParser.Package pkg : mPackages.values()) { 998 if (pkg.mLastPackageUsageTimeInMills == 0) { 999 continue; 1000 } 1001 sb.setLength(0); 1002 sb.append(pkg.packageName); 1003 sb.append(' '); 1004 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1005 sb.append('\n'); 1006 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1007 } 1008 out.flush(); 1009 file.finishWrite(f); 1010 } catch (IOException e) { 1011 if (f != null) { 1012 file.failWrite(f); 1013 } 1014 Log.e(TAG, "Failed to write package usage times", e); 1015 } 1016 } 1017 } 1018 mLastWritten.set(SystemClock.elapsedRealtime()); 1019 } 1020 1021 void readLP() { 1022 synchronized (mFileLock) { 1023 AtomicFile file = getFile(); 1024 BufferedInputStream in = null; 1025 try { 1026 in = new BufferedInputStream(file.openRead()); 1027 StringBuffer sb = new StringBuffer(); 1028 while (true) { 1029 String packageName = readToken(in, sb, ' '); 1030 if (packageName == null) { 1031 break; 1032 } 1033 String timeInMillisString = readToken(in, sb, '\n'); 1034 if (timeInMillisString == null) { 1035 throw new IOException("Failed to find last usage time for package " 1036 + packageName); 1037 } 1038 PackageParser.Package pkg = mPackages.get(packageName); 1039 if (pkg == null) { 1040 continue; 1041 } 1042 long timeInMillis; 1043 try { 1044 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1045 } catch (NumberFormatException e) { 1046 throw new IOException("Failed to parse " + timeInMillisString 1047 + " as a long.", e); 1048 } 1049 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1050 } 1051 } catch (FileNotFoundException expected) { 1052 mIsHistoricalPackageUsageAvailable = false; 1053 } catch (IOException e) { 1054 Log.w(TAG, "Failed to read package usage times", e); 1055 } finally { 1056 IoUtils.closeQuietly(in); 1057 } 1058 } 1059 mLastWritten.set(SystemClock.elapsedRealtime()); 1060 } 1061 1062 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1063 throws IOException { 1064 sb.setLength(0); 1065 while (true) { 1066 int ch = in.read(); 1067 if (ch == -1) { 1068 if (sb.length() == 0) { 1069 return null; 1070 } 1071 throw new IOException("Unexpected EOF"); 1072 } 1073 if (ch == endOfToken) { 1074 return sb.toString(); 1075 } 1076 sb.append((char)ch); 1077 } 1078 } 1079 1080 private AtomicFile getFile() { 1081 File dataDir = Environment.getDataDirectory(); 1082 File systemDir = new File(dataDir, "system"); 1083 File fname = new File(systemDir, "package-usage.list"); 1084 return new AtomicFile(fname); 1085 } 1086 } 1087 1088 class PackageHandler extends Handler { 1089 private boolean mBound = false; 1090 final ArrayList<HandlerParams> mPendingInstalls = 1091 new ArrayList<HandlerParams>(); 1092 1093 private boolean connectToService() { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1095 " DefaultContainerService"); 1096 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1099 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1101 mBound = true; 1102 return true; 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 return false; 1106 } 1107 1108 private void disconnectService() { 1109 mContainerService = null; 1110 mBound = false; 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 mContext.unbindService(mDefContainerConn); 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1114 } 1115 1116 PackageHandler(Looper looper) { 1117 super(looper); 1118 } 1119 1120 public void handleMessage(Message msg) { 1121 try { 1122 doHandleMessage(msg); 1123 } finally { 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 } 1127 1128 void doHandleMessage(Message msg) { 1129 switch (msg.what) { 1130 case INIT_COPY: { 1131 HandlerParams params = (HandlerParams) msg.obj; 1132 int idx = mPendingInstalls.size(); 1133 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1134 // If a bind was already initiated we dont really 1135 // need to do anything. The pending install 1136 // will be processed later on. 1137 if (!mBound) { 1138 // If this is the only one pending we might 1139 // have to bind to the service again. 1140 if (!connectToService()) { 1141 Slog.e(TAG, "Failed to bind to media container service"); 1142 params.serviceError(); 1143 return; 1144 } else { 1145 // Once we bind to the service, the first 1146 // pending request will be processed. 1147 mPendingInstalls.add(idx, params); 1148 } 1149 } else { 1150 mPendingInstalls.add(idx, params); 1151 // Already bound to the service. Just make 1152 // sure we trigger off processing the first request. 1153 if (idx == 0) { 1154 mHandler.sendEmptyMessage(MCS_BOUND); 1155 } 1156 } 1157 break; 1158 } 1159 case MCS_BOUND: { 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1161 if (msg.obj != null) { 1162 mContainerService = (IMediaContainerService) msg.obj; 1163 } 1164 if (mContainerService == null) { 1165 if (!mBound) { 1166 // Something seriously wrong since we are not bound and we are not 1167 // waiting for connection. Bail out. 1168 Slog.e(TAG, "Cannot bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } else { 1175 Slog.w(TAG, "Waiting to connect to media container service"); 1176 } 1177 } else if (mPendingInstalls.size() > 0) { 1178 HandlerParams params = mPendingInstalls.get(0); 1179 if (params != null) { 1180 if (params.startCopy()) { 1181 // We are done... look for more work or to 1182 // go idle. 1183 if (DEBUG_SD_INSTALL) Log.i(TAG, 1184 "Checking for more work or unbind..."); 1185 // Delete pending install 1186 if (mPendingInstalls.size() > 0) { 1187 mPendingInstalls.remove(0); 1188 } 1189 if (mPendingInstalls.size() == 0) { 1190 if (mBound) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, 1192 "Posting delayed MCS_UNBIND"); 1193 removeMessages(MCS_UNBIND); 1194 Message ubmsg = obtainMessage(MCS_UNBIND); 1195 // Unbind after a little delay, to avoid 1196 // continual thrashing. 1197 sendMessageDelayed(ubmsg, 10000); 1198 } 1199 } else { 1200 // There are more pending requests in queue. 1201 // Just post MCS_BOUND message to trigger processing 1202 // of next pending install. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting MCS_BOUND for next work"); 1205 mHandler.sendEmptyMessage(MCS_BOUND); 1206 } 1207 } 1208 } 1209 } else { 1210 // Should never happen ideally. 1211 Slog.w(TAG, "Empty queue"); 1212 } 1213 break; 1214 } 1215 case MCS_RECONNECT: { 1216 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1217 if (mPendingInstalls.size() > 0) { 1218 if (mBound) { 1219 disconnectService(); 1220 } 1221 if (!connectToService()) { 1222 Slog.e(TAG, "Failed to bind to media container service"); 1223 for (HandlerParams params : mPendingInstalls) { 1224 // Indicate service bind error 1225 params.serviceError(); 1226 } 1227 mPendingInstalls.clear(); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_UNBIND: { 1233 // If there is no actual work left, then time to unbind. 1234 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1235 1236 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1239 1240 disconnectService(); 1241 } 1242 } else if (mPendingInstalls.size() > 0) { 1243 // There are more pending requests in queue. 1244 // Just post MCS_BOUND message to trigger processing 1245 // of next pending install. 1246 mHandler.sendEmptyMessage(MCS_BOUND); 1247 } 1248 1249 break; 1250 } 1251 case MCS_GIVE_UP: { 1252 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1253 mPendingInstalls.remove(0); 1254 break; 1255 } 1256 case SEND_PENDING_BROADCAST: { 1257 String packages[]; 1258 ArrayList<String> components[]; 1259 int size = 0; 1260 int uids[]; 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 synchronized (mPackages) { 1263 if (mPendingBroadcasts == null) { 1264 return; 1265 } 1266 size = mPendingBroadcasts.size(); 1267 if (size <= 0) { 1268 // Nothing to be done. Just return 1269 return; 1270 } 1271 packages = new String[size]; 1272 components = new ArrayList[size]; 1273 uids = new int[size]; 1274 int i = 0; // filling out the above arrays 1275 1276 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1277 int packageUserId = mPendingBroadcasts.userIdAt(n); 1278 Iterator<Map.Entry<String, ArrayList<String>>> it 1279 = mPendingBroadcasts.packagesForUserId(packageUserId) 1280 .entrySet().iterator(); 1281 while (it.hasNext() && i < size) { 1282 Map.Entry<String, ArrayList<String>> ent = it.next(); 1283 packages[i] = ent.getKey(); 1284 components[i] = ent.getValue(); 1285 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1286 uids[i] = (ps != null) 1287 ? UserHandle.getUid(packageUserId, ps.appId) 1288 : -1; 1289 i++; 1290 } 1291 } 1292 size = i; 1293 mPendingBroadcasts.clear(); 1294 } 1295 // Send broadcasts 1296 for (int i = 0; i < size; i++) { 1297 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1298 } 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 break; 1301 } 1302 case START_CLEANING_PACKAGE: { 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1304 final String packageName = (String)msg.obj; 1305 final int userId = msg.arg1; 1306 final boolean andCode = msg.arg2 != 0; 1307 synchronized (mPackages) { 1308 if (userId == UserHandle.USER_ALL) { 1309 int[] users = sUserManager.getUserIds(); 1310 for (int user : users) { 1311 mSettings.addPackageToCleanLPw( 1312 new PackageCleanItem(user, packageName, andCode)); 1313 } 1314 } else { 1315 mSettings.addPackageToCleanLPw( 1316 new PackageCleanItem(userId, packageName, andCode)); 1317 } 1318 } 1319 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1320 startCleaningPackages(); 1321 } break; 1322 case POST_INSTALL: { 1323 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1324 PostInstallData data = mRunningInstalls.get(msg.arg1); 1325 mRunningInstalls.delete(msg.arg1); 1326 boolean deleteOld = false; 1327 1328 if (data != null) { 1329 InstallArgs args = data.args; 1330 PackageInstalledInfo res = data.res; 1331 1332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1333 final String packageName = res.pkg.applicationInfo.packageName; 1334 res.removedInfo.sendBroadcast(false, true, false); 1335 Bundle extras = new Bundle(1); 1336 extras.putInt(Intent.EXTRA_UID, res.uid); 1337 1338 // Now that we successfully installed the package, grant runtime 1339 // permissions if requested before broadcasting the install. 1340 if ((args.installFlags 1341 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1342 grantRequestedRuntimePermissions(res.pkg, 1343 args.user.getIdentifier()); 1344 } 1345 1346 // Determine the set of users who are adding this 1347 // package for the first time vs. those who are seeing 1348 // an update. 1349 int[] firstUsers; 1350 int[] updateUsers = new int[0]; 1351 if (res.origUsers == null || res.origUsers.length == 0) { 1352 firstUsers = res.newUsers; 1353 } else { 1354 firstUsers = new int[0]; 1355 for (int i=0; i<res.newUsers.length; i++) { 1356 int user = res.newUsers[i]; 1357 boolean isNew = true; 1358 for (int j=0; j<res.origUsers.length; j++) { 1359 if (res.origUsers[j] == user) { 1360 isNew = false; 1361 break; 1362 } 1363 } 1364 if (isNew) { 1365 int[] newFirst = new int[firstUsers.length+1]; 1366 System.arraycopy(firstUsers, 0, newFirst, 0, 1367 firstUsers.length); 1368 newFirst[firstUsers.length] = user; 1369 firstUsers = newFirst; 1370 } else { 1371 int[] newUpdate = new int[updateUsers.length+1]; 1372 System.arraycopy(updateUsers, 0, newUpdate, 0, 1373 updateUsers.length); 1374 newUpdate[updateUsers.length] = user; 1375 updateUsers = newUpdate; 1376 } 1377 } 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, firstUsers); 1381 final boolean update = res.removedInfo.removedPackage != null; 1382 if (update) { 1383 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1384 } 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1386 packageName, extras, null, null, updateUsers); 1387 if (update) { 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1389 packageName, extras, null, null, updateUsers); 1390 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1391 null, null, packageName, null, updateUsers); 1392 1393 // treat asec-hosted packages like removable media on upgrade 1394 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1395 if (DEBUG_INSTALL) { 1396 Slog.i(TAG, "upgrading pkg " + res.pkg 1397 + " is ASEC-hosted -> AVAILABLE"); 1398 } 1399 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1400 ArrayList<String> pkgList = new ArrayList<String>(1); 1401 pkgList.add(packageName); 1402 sendResourcesChangedBroadcast(true, true, 1403 pkgList,uidArray, null); 1404 } 1405 } 1406 if (res.removedInfo.args != null) { 1407 // Remove the replaced package's older resources safely now 1408 deleteOld = true; 1409 } 1410 1411 // If this app is a browser and it's newly-installed for some 1412 // users, clear any default-browser state in those users 1413 if (firstUsers.length > 0) { 1414 // the app's nature doesn't depend on the user, so we can just 1415 // check its browser nature in any user and generalize. 1416 if (packageIsBrowser(packageName, firstUsers[0])) { 1417 synchronized (mPackages) { 1418 for (int userId : firstUsers) { 1419 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1420 } 1421 } 1422 } 1423 } 1424 // Log current value of "unknown sources" setting 1425 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1426 getUnknownSourcesSettings()); 1427 } 1428 // Force a gc to clear up things 1429 Runtime.getRuntime().gc(); 1430 // We delete after a gc for applications on sdcard. 1431 if (deleteOld) { 1432 synchronized (mInstallLock) { 1433 res.removedInfo.args.doPostDeleteLI(true); 1434 } 1435 } 1436 if (args.observer != null) { 1437 try { 1438 Bundle extras = extrasForInstallResult(res); 1439 args.observer.onPackageInstalled(res.name, res.returnCode, 1440 res.returnMsg, extras); 1441 } catch (RemoteException e) { 1442 Slog.i(TAG, "Observer no longer exists."); 1443 } 1444 } 1445 } else { 1446 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1447 } 1448 } break; 1449 case UPDATED_MEDIA_STATUS: { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1451 boolean reportStatus = msg.arg1 == 1; 1452 boolean doGc = msg.arg2 == 1; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1454 if (doGc) { 1455 // Force a gc to clear up stale containers. 1456 Runtime.getRuntime().gc(); 1457 } 1458 if (msg.obj != null) { 1459 @SuppressWarnings("unchecked") 1460 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1462 // Unload containers 1463 unloadAllContainers(args); 1464 } 1465 if (reportStatus) { 1466 try { 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1468 PackageHelper.getMountService().finishMediaUpdate(); 1469 } catch (RemoteException e) { 1470 Log.e(TAG, "MountService not running?"); 1471 } 1472 } 1473 } break; 1474 case WRITE_SETTINGS: { 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1476 synchronized (mPackages) { 1477 removeMessages(WRITE_SETTINGS); 1478 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1479 mSettings.writeLPr(); 1480 mDirtyUsers.clear(); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 } break; 1484 case WRITE_PACKAGE_RESTRICTIONS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 for (int userId : mDirtyUsers) { 1489 mSettings.writePackageRestrictionsLPr(userId); 1490 } 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 processPendingInstall(args, ret); 1527 mHandler.sendEmptyMessage(MCS_UNBIND); 1528 } 1529 break; 1530 } 1531 case PACKAGE_VERIFIED: { 1532 final int verificationId = msg.arg1; 1533 1534 final PackageVerificationState state = mPendingVerification.get(verificationId); 1535 if (state == null) { 1536 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1537 break; 1538 } 1539 1540 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1541 1542 state.setVerifierResponse(response.callerUid, response.code); 1543 1544 if (state.isVerificationComplete()) { 1545 mPendingVerification.remove(verificationId); 1546 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 int ret; 1551 if (state.isInstallAllowed()) { 1552 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1553 broadcastPackageVerified(verificationId, originUri, 1554 response.code, state.getInstallArgs().getUser()); 1555 try { 1556 ret = args.copyApk(mContainerService, true); 1557 } catch (RemoteException e) { 1558 Slog.e(TAG, "Could not contact the ContainerService"); 1559 } 1560 } else { 1561 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1562 } 1563 1564 processPendingInstall(args, ret); 1565 1566 mHandler.sendEmptyMessage(MCS_UNBIND); 1567 } 1568 1569 break; 1570 } 1571 case START_INTENT_FILTER_VERIFICATIONS: { 1572 IFVerificationParams params = (IFVerificationParams) msg.obj; 1573 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1574 params.replacing, params.pkg); 1575 break; 1576 } 1577 case INTENT_FILTER_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1581 verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid IntentFilter verification token " 1584 + verificationId + " received"); 1585 break; 1586 } 1587 1588 final int userId = state.getUserId(); 1589 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1591 "Processing IntentFilter verification with token:" 1592 + verificationId + " and userId:" + userId); 1593 1594 final IntentFilterVerificationResponse response = 1595 (IntentFilterVerificationResponse) msg.obj; 1596 1597 state.setVerifierResponse(response.callerUid, response.code); 1598 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " and userId:" + userId 1602 + " is settings verifier response with response code:" 1603 + response.code); 1604 1605 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1607 + response.getFailedDomainsString()); 1608 } 1609 1610 if (state.isVerificationComplete()) { 1611 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1612 } else { 1613 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1614 "IntentFilter verification with token:" + verificationId 1615 + " was not said to be complete"); 1616 } 1617 1618 break; 1619 } 1620 } 1621 } 1622 } 1623 1624 private StorageEventListener mStorageListener = new StorageEventListener() { 1625 @Override 1626 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1627 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1628 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1629 final String volumeUuid = vol.getFsUuid(); 1630 1631 // Clean up any users or apps that were removed or recreated 1632 // while this volume was missing 1633 reconcileUsers(volumeUuid); 1634 reconcileApps(volumeUuid); 1635 1636 // Clean up any install sessions that expired or were 1637 // cancelled while this volume was missing 1638 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1639 1640 loadPrivatePackages(vol); 1641 1642 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1643 unloadPrivatePackages(vol); 1644 } 1645 } 1646 1647 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1648 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1649 updateExternalMediaStatus(true, false); 1650 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1651 updateExternalMediaStatus(false, false); 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onVolumeForgotten(String fsUuid) { 1658 // Remove any apps installed on the forgotten volume 1659 synchronized (mPackages) { 1660 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1661 for (PackageSetting ps : packages) { 1662 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1663 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1664 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1665 } 1666 1667 mSettings.writeLPr(); 1668 } 1669 } 1670 }; 1671 1672 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1673 if (userId >= UserHandle.USER_OWNER) { 1674 grantRequestedRuntimePermissionsForUser(pkg, userId); 1675 } else if (userId == UserHandle.USER_ALL) { 1676 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1677 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1678 } 1679 } 1680 1681 // We could have touched GID membership, so flush out packages.list 1682 synchronized (mPackages) { 1683 mSettings.writePackageListLPr(); 1684 } 1685 } 1686 1687 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1688 SettingBase sb = (SettingBase) pkg.mExtras; 1689 if (sb == null) { 1690 return; 1691 } 1692 1693 PermissionsState permissionsState = sb.getPermissionsState(); 1694 1695 for (String permission : pkg.requestedPermissions) { 1696 BasePermission bp = mSettings.mPermissions.get(permission); 1697 if (bp != null && bp.isRuntime()) { 1698 permissionsState.grantRuntimePermission(bp, userId); 1699 } 1700 } 1701 } 1702 1703 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1704 Bundle extras = null; 1705 switch (res.returnCode) { 1706 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1707 extras = new Bundle(); 1708 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1709 res.origPermission); 1710 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1711 res.origPackage); 1712 break; 1713 } 1714 case PackageManager.INSTALL_SUCCEEDED: { 1715 extras = new Bundle(); 1716 extras.putBoolean(Intent.EXTRA_REPLACING, 1717 res.removedInfo != null && res.removedInfo.removedPackage != null); 1718 break; 1719 } 1720 } 1721 return extras; 1722 } 1723 1724 void scheduleWriteSettingsLocked() { 1725 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1726 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1727 } 1728 } 1729 1730 void scheduleWritePackageRestrictionsLocked(int userId) { 1731 if (!sUserManager.exists(userId)) return; 1732 mDirtyUsers.add(userId); 1733 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1734 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1735 } 1736 } 1737 1738 public static PackageManagerService main(Context context, Installer installer, 1739 boolean factoryTest, boolean onlyCore) { 1740 PackageManagerService m = new PackageManagerService(context, installer, 1741 factoryTest, onlyCore); 1742 ServiceManager.addService("package", m); 1743 return m; 1744 } 1745 1746 static String[] splitString(String str, char sep) { 1747 int count = 1; 1748 int i = 0; 1749 while ((i=str.indexOf(sep, i)) >= 0) { 1750 count++; 1751 i++; 1752 } 1753 1754 String[] res = new String[count]; 1755 i=0; 1756 count = 0; 1757 int lastI=0; 1758 while ((i=str.indexOf(sep, i)) >= 0) { 1759 res[count] = str.substring(lastI, i); 1760 count++; 1761 i++; 1762 lastI = i; 1763 } 1764 res[count] = str.substring(lastI, str.length()); 1765 return res; 1766 } 1767 1768 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1769 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1770 Context.DISPLAY_SERVICE); 1771 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1772 } 1773 1774 public PackageManagerService(Context context, Installer installer, 1775 boolean factoryTest, boolean onlyCore) { 1776 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1777 SystemClock.uptimeMillis()); 1778 1779 if (mSdkVersion <= 0) { 1780 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1781 } 1782 1783 mContext = context; 1784 mFactoryTest = factoryTest; 1785 mOnlyCore = onlyCore; 1786 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1787 mMetrics = new DisplayMetrics(); 1788 mSettings = new Settings(mPackages); 1789 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1790 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1791 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1792 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1793 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1800 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1801 1802 // TODO: add a property to control this? 1803 long dexOptLRUThresholdInMinutes; 1804 if (mLazyDexOpt) { 1805 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1806 } else { 1807 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1808 } 1809 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1810 1811 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1812 if (separateProcesses != null && separateProcesses.length() > 0) { 1813 if ("*".equals(separateProcesses)) { 1814 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1815 mSeparateProcesses = null; 1816 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1817 } else { 1818 mDefParseFlags = 0; 1819 mSeparateProcesses = separateProcesses.split(","); 1820 Slog.w(TAG, "Running with debug.separate_processes: " 1821 + separateProcesses); 1822 } 1823 } else { 1824 mDefParseFlags = 0; 1825 mSeparateProcesses = null; 1826 } 1827 1828 mInstaller = installer; 1829 mPackageDexOptimizer = new PackageDexOptimizer(this); 1830 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1831 1832 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1833 FgThread.get().getLooper()); 1834 1835 getDefaultDisplayMetrics(context, mMetrics); 1836 1837 SystemConfig systemConfig = SystemConfig.getInstance(); 1838 mGlobalGids = systemConfig.getGlobalGids(); 1839 mSystemPermissions = systemConfig.getSystemPermissions(); 1840 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1841 1842 synchronized (mInstallLock) { 1843 // writer 1844 synchronized (mPackages) { 1845 mHandlerThread = new ServiceThread(TAG, 1846 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1847 mHandlerThread.start(); 1848 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1849 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1850 1851 File dataDir = Environment.getDataDirectory(); 1852 mAppDataDir = new File(dataDir, "data"); 1853 mAppInstallDir = new File(dataDir, "app"); 1854 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1855 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1856 mUserAppDataDir = new File(dataDir, "user"); 1857 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1858 1859 sUserManager = new UserManagerService(context, this, 1860 mInstallLock, mPackages); 1861 1862 // Propagate permission configuration in to package manager. 1863 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1864 = systemConfig.getPermissions(); 1865 for (int i=0; i<permConfig.size(); i++) { 1866 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1867 BasePermission bp = mSettings.mPermissions.get(perm.name); 1868 if (bp == null) { 1869 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1870 mSettings.mPermissions.put(perm.name, bp); 1871 } 1872 if (perm.gids != null) { 1873 bp.setGids(perm.gids, perm.perUser); 1874 } 1875 } 1876 1877 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1878 for (int i=0; i<libConfig.size(); i++) { 1879 mSharedLibraries.put(libConfig.keyAt(i), 1880 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1881 } 1882 1883 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1884 1885 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1886 mSdkVersion, mOnlyCore); 1887 1888 String customResolverActivity = Resources.getSystem().getString( 1889 R.string.config_customResolverActivity); 1890 if (TextUtils.isEmpty(customResolverActivity)) { 1891 customResolverActivity = null; 1892 } else { 1893 mCustomResolverComponentName = ComponentName.unflattenFromString( 1894 customResolverActivity); 1895 } 1896 1897 long startTime = SystemClock.uptimeMillis(); 1898 1899 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1900 startTime); 1901 1902 // Set flag to monitor and not change apk file paths when 1903 // scanning install directories. 1904 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1905 1906 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1907 1908 /** 1909 * Add everything in the in the boot class path to the 1910 * list of process files because dexopt will have been run 1911 * if necessary during zygote startup. 1912 */ 1913 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1914 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1915 1916 if (bootClassPath != null) { 1917 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1918 for (String element : bootClassPathElements) { 1919 alreadyDexOpted.add(element); 1920 } 1921 } else { 1922 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1923 } 1924 1925 if (systemServerClassPath != null) { 1926 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1927 for (String element : systemServerClassPathElements) { 1928 alreadyDexOpted.add(element); 1929 } 1930 } else { 1931 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1932 } 1933 1934 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1935 final String[] dexCodeInstructionSets = 1936 getDexCodeInstructionSets( 1937 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1938 1939 /** 1940 * Ensure all external libraries have had dexopt run on them. 1941 */ 1942 if (mSharedLibraries.size() > 0) { 1943 // NOTE: For now, we're compiling these system "shared libraries" 1944 // (and framework jars) into all available architectures. It's possible 1945 // to compile them only when we come across an app that uses them (there's 1946 // already logic for that in scanPackageLI) but that adds some complexity. 1947 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1948 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1949 final String lib = libEntry.path; 1950 if (lib == null) { 1951 continue; 1952 } 1953 1954 try { 1955 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1956 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1957 alreadyDexOpted.add(lib); 1958 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1959 } 1960 } catch (FileNotFoundException e) { 1961 Slog.w(TAG, "Library not found: " + lib); 1962 } catch (IOException e) { 1963 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1964 + e.getMessage()); 1965 } 1966 } 1967 } 1968 } 1969 1970 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1971 1972 // Gross hack for now: we know this file doesn't contain any 1973 // code, so don't dexopt it to avoid the resulting log spew. 1974 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1975 1976 // Gross hack for now: we know this file is only part of 1977 // the boot class path for art, so don't dexopt it to 1978 // avoid the resulting log spew. 1979 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1980 1981 /** 1982 * There are a number of commands implemented in Java, which 1983 * we currently need to do the dexopt on so that they can be 1984 * run from a non-root shell. 1985 */ 1986 String[] frameworkFiles = frameworkDir.list(); 1987 if (frameworkFiles != null) { 1988 // TODO: We could compile these only for the most preferred ABI. We should 1989 // first double check that the dex files for these commands are not referenced 1990 // by other system apps. 1991 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1992 for (int i=0; i<frameworkFiles.length; i++) { 1993 File libPath = new File(frameworkDir, frameworkFiles[i]); 1994 String path = libPath.getPath(); 1995 // Skip the file if we already did it. 1996 if (alreadyDexOpted.contains(path)) { 1997 continue; 1998 } 1999 // Skip the file if it is not a type we want to dexopt. 2000 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2001 continue; 2002 } 2003 try { 2004 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2005 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2006 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2007 } 2008 } catch (FileNotFoundException e) { 2009 Slog.w(TAG, "Jar not found: " + path); 2010 } catch (IOException e) { 2011 Slog.w(TAG, "Exception reading jar: " + path, e); 2012 } 2013 } 2014 } 2015 } 2016 2017 // Collect vendor overlay packages. 2018 // (Do this before scanning any apps.) 2019 // For security and version matching reason, only consider 2020 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2021 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2022 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2023 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2024 2025 // Find base frameworks (resource packages without code). 2026 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR 2028 | PackageParser.PARSE_IS_PRIVILEGED, 2029 scanFlags | SCAN_NO_DEX, 0); 2030 2031 // Collected privileged system packages. 2032 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2033 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR 2035 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2036 2037 // Collect ordinary system packages. 2038 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2039 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2041 2042 // Collect all vendor packages. 2043 File vendorAppDir = new File("/vendor/app"); 2044 try { 2045 vendorAppDir = vendorAppDir.getCanonicalFile(); 2046 } catch (IOException e) { 2047 // failed to look up canonical path, continue with original one 2048 } 2049 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2050 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2051 2052 // Collect all OEM packages. 2053 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2054 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2055 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2056 2057 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2058 mInstaller.moveFiles(); 2059 2060 // Prune any system packages that no longer exist. 2061 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2062 if (!mOnlyCore) { 2063 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2064 while (psit.hasNext()) { 2065 PackageSetting ps = psit.next(); 2066 2067 /* 2068 * If this is not a system app, it can't be a 2069 * disable system app. 2070 */ 2071 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2072 continue; 2073 } 2074 2075 /* 2076 * If the package is scanned, it's not erased. 2077 */ 2078 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2079 if (scannedPkg != null) { 2080 /* 2081 * If the system app is both scanned and in the 2082 * disabled packages list, then it must have been 2083 * added via OTA. Remove it from the currently 2084 * scanned package so the previously user-installed 2085 * application can be scanned. 2086 */ 2087 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2088 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2089 + ps.name + "; removing system app. Last known codePath=" 2090 + ps.codePathString + ", installStatus=" + ps.installStatus 2091 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2092 + scannedPkg.mVersionCode); 2093 removePackageLI(ps, true); 2094 mExpectingBetter.put(ps.name, ps.codePath); 2095 } 2096 2097 continue; 2098 } 2099 2100 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 psit.remove(); 2102 logCriticalInfo(Log.WARN, "System package " + ps.name 2103 + " no longer exists; wiping its data"); 2104 removeDataDirsLI(null, ps.name); 2105 } else { 2106 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2107 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2108 possiblyDeletedUpdatedSystemApps.add(ps.name); 2109 } 2110 } 2111 } 2112 } 2113 2114 //look for any incomplete package installations 2115 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2116 //clean up list 2117 for(int i = 0; i < deletePkgsList.size(); i++) { 2118 //clean up here 2119 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2120 } 2121 //delete tmp files 2122 deleteTempPackageFiles(); 2123 2124 // Remove any shared userIDs that have no associated packages 2125 mSettings.pruneSharedUsersLPw(); 2126 2127 if (!mOnlyCore) { 2128 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2129 SystemClock.uptimeMillis()); 2130 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2131 2132 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2133 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2134 2135 /** 2136 * Remove disable package settings for any updated system 2137 * apps that were removed via an OTA. If they're not a 2138 * previously-updated app, remove them completely. 2139 * Otherwise, just revoke their system-level permissions. 2140 */ 2141 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2142 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2143 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2144 2145 String msg; 2146 if (deletedPkg == null) { 2147 msg = "Updated system package " + deletedAppName 2148 + " no longer exists; wiping its data"; 2149 removeDataDirsLI(null, deletedAppName); 2150 } else { 2151 msg = "Updated system app + " + deletedAppName 2152 + " no longer present; removing system privileges for " 2153 + deletedAppName; 2154 2155 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2156 2157 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2158 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2159 } 2160 logCriticalInfo(Log.WARN, msg); 2161 } 2162 2163 /** 2164 * Make sure all system apps that we expected to appear on 2165 * the userdata partition actually showed up. If they never 2166 * appeared, crawl back and revive the system version. 2167 */ 2168 for (int i = 0; i < mExpectingBetter.size(); i++) { 2169 final String packageName = mExpectingBetter.keyAt(i); 2170 if (!mPackages.containsKey(packageName)) { 2171 final File scanFile = mExpectingBetter.valueAt(i); 2172 2173 logCriticalInfo(Log.WARN, "Expected better " + packageName 2174 + " but never showed up; reverting to system"); 2175 2176 final int reparseFlags; 2177 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2178 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2179 | PackageParser.PARSE_IS_SYSTEM_DIR 2180 | PackageParser.PARSE_IS_PRIVILEGED; 2181 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2182 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2183 | PackageParser.PARSE_IS_SYSTEM_DIR; 2184 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2185 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2186 | PackageParser.PARSE_IS_SYSTEM_DIR; 2187 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2188 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2189 | PackageParser.PARSE_IS_SYSTEM_DIR; 2190 } else { 2191 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2192 continue; 2193 } 2194 2195 mSettings.enableSystemPackageLPw(packageName); 2196 2197 try { 2198 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2199 } catch (PackageManagerException e) { 2200 Slog.e(TAG, "Failed to parse original system package: " 2201 + e.getMessage()); 2202 } 2203 } 2204 } 2205 } 2206 mExpectingBetter.clear(); 2207 2208 // Now that we know all of the shared libraries, update all clients to have 2209 // the correct library paths. 2210 updateAllSharedLibrariesLPw(); 2211 2212 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2213 // NOTE: We ignore potential failures here during a system scan (like 2214 // the rest of the commands above) because there's precious little we 2215 // can do about it. A settings error is reported, though. 2216 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2217 false /* force dexopt */, false /* defer dexopt */); 2218 } 2219 2220 // Now that we know all the packages we are keeping, 2221 // read and update their last usage times. 2222 mPackageUsage.readLP(); 2223 2224 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2225 SystemClock.uptimeMillis()); 2226 Slog.i(TAG, "Time to scan packages: " 2227 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2228 + " seconds"); 2229 2230 // If the platform SDK has changed since the last time we booted, 2231 // we need to re-grant app permission to catch any new ones that 2232 // appear. This is really a hack, and means that apps can in some 2233 // cases get permissions that the user didn't initially explicitly 2234 // allow... it would be nice to have some better way to handle 2235 // this situation. 2236 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2237 != mSdkVersion; 2238 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2239 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2240 + "; regranting permissions for internal storage"); 2241 mSettings.mInternalSdkPlatform = mSdkVersion; 2242 2243 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2244 | (regrantPermissions 2245 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2246 : 0)); 2247 2248 // If this is the first boot, and it is a normal boot, then 2249 // we need to initialize the default preferred apps. 2250 if (!mRestoredSettings && !onlyCore) { 2251 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2252 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2253 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2254 } 2255 2256 // If this is first boot after an OTA, and a normal boot, then 2257 // we need to clear code cache directories. 2258 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2259 if (mIsUpgrade && !onlyCore) { 2260 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2261 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2262 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2263 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2264 } 2265 mSettings.mFingerprint = Build.FINGERPRINT; 2266 } 2267 2268 checkDefaultBrowser(); 2269 2270 // All the changes are done during package scanning. 2271 mSettings.updateInternalDatabaseVersion(); 2272 2273 // can downgrade to reader 2274 mSettings.writeLPr(); 2275 2276 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2277 SystemClock.uptimeMillis()); 2278 2279 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2280 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2281 2282 mInstallerService = new PackageInstallerService(context, this); 2283 2284 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2285 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2286 mIntentFilterVerifierComponent); 2287 2288 } // synchronized (mPackages) 2289 } // synchronized (mInstallLock) 2290 2291 // Now after opening every single application zip, make sure they 2292 // are all flushed. Not really needed, but keeps things nice and 2293 // tidy. 2294 Runtime.getRuntime().gc(); 2295 2296 // Expose private service for system components to use. 2297 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2298 } 2299 2300 @Override 2301 public boolean isFirstBoot() { 2302 return !mRestoredSettings; 2303 } 2304 2305 @Override 2306 public boolean isOnlyCoreApps() { 2307 return mOnlyCore; 2308 } 2309 2310 @Override 2311 public boolean isUpgrade() { 2312 return mIsUpgrade; 2313 } 2314 2315 private String getRequiredVerifierLPr() { 2316 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2317 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2318 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2319 2320 String requiredVerifier = null; 2321 2322 final int N = receivers.size(); 2323 for (int i = 0; i < N; i++) { 2324 final ResolveInfo info = receivers.get(i); 2325 2326 if (info.activityInfo == null) { 2327 continue; 2328 } 2329 2330 final String packageName = info.activityInfo.packageName; 2331 2332 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2333 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2334 continue; 2335 } 2336 2337 if (requiredVerifier != null) { 2338 throw new RuntimeException("There can be only one required verifier"); 2339 } 2340 2341 requiredVerifier = packageName; 2342 } 2343 2344 return requiredVerifier; 2345 } 2346 2347 private String getRequiredInstallerLPr() { 2348 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2349 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2350 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2351 2352 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2353 PACKAGE_MIME_TYPE, 0, 0); 2354 2355 String requiredInstaller = null; 2356 2357 final int N = installers.size(); 2358 for (int i = 0; i < N; i++) { 2359 final ResolveInfo info = installers.get(i); 2360 final String packageName = info.activityInfo.packageName; 2361 2362 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2363 continue; 2364 } 2365 2366 if (requiredInstaller != null) { 2367 throw new RuntimeException("There must be one required installer"); 2368 } 2369 2370 requiredInstaller = packageName; 2371 } 2372 2373 if (requiredInstaller == null) { 2374 throw new RuntimeException("There must be one required installer"); 2375 } 2376 2377 return requiredInstaller; 2378 } 2379 2380 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2381 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2382 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2383 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2384 2385 ComponentName verifierComponentName = null; 2386 2387 int priority = -1000; 2388 final int N = receivers.size(); 2389 for (int i = 0; i < N; i++) { 2390 final ResolveInfo info = receivers.get(i); 2391 2392 if (info.activityInfo == null) { 2393 continue; 2394 } 2395 2396 final String packageName = info.activityInfo.packageName; 2397 2398 final PackageSetting ps = mSettings.mPackages.get(packageName); 2399 if (ps == null) { 2400 continue; 2401 } 2402 2403 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2404 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2405 continue; 2406 } 2407 2408 // Select the IntentFilterVerifier with the highest priority 2409 if (priority < info.priority) { 2410 priority = info.priority; 2411 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2412 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2413 + verifierComponentName + " with priority: " + info.priority); 2414 } 2415 } 2416 2417 return verifierComponentName; 2418 } 2419 2420 private void primeDomainVerificationsLPw(int userId) { 2421 if (DEBUG_DOMAIN_VERIFICATION) { 2422 Slog.d(TAG, "Priming domain verifications in user " + userId); 2423 } 2424 2425 SystemConfig systemConfig = SystemConfig.getInstance(); 2426 ArraySet<String> packages = systemConfig.getLinkedApps(); 2427 ArraySet<String> domains = new ArraySet<String>(); 2428 2429 for (String packageName : packages) { 2430 PackageParser.Package pkg = mPackages.get(packageName); 2431 if (pkg != null) { 2432 if (!pkg.isSystemApp()) { 2433 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2434 continue; 2435 } 2436 2437 domains.clear(); 2438 for (PackageParser.Activity a : pkg.activities) { 2439 for (ActivityIntentInfo filter : a.intents) { 2440 if (hasValidDomains(filter)) { 2441 domains.addAll(filter.getHostsList()); 2442 } 2443 } 2444 } 2445 2446 if (domains.size() > 0) { 2447 if (DEBUG_DOMAIN_VERIFICATION) { 2448 Slog.v(TAG, " + " + packageName); 2449 } 2450 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2451 // state w.r.t. the formal app-linkage "no verification attempted" state; 2452 // and then 'always' in the per-user state actually used for intent resolution. 2453 final IntentFilterVerificationInfo ivi; 2454 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2455 new ArrayList<String>(domains)); 2456 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2457 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2458 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2459 } else { 2460 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2461 + "' does not handle web links"); 2462 } 2463 } else { 2464 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2465 } 2466 } 2467 2468 scheduleWritePackageRestrictionsLocked(userId); 2469 scheduleWriteSettingsLocked(); 2470 } 2471 2472 private void applyFactoryDefaultBrowserLPw(int userId) { 2473 // The default browser app's package name is stored in a string resource, 2474 // with a product-specific overlay used for vendor customization. 2475 String browserPkg = mContext.getResources().getString( 2476 com.android.internal.R.string.default_browser); 2477 if (!TextUtils.isEmpty(browserPkg)) { 2478 // non-empty string => required to be a known package 2479 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2480 if (ps == null) { 2481 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2482 browserPkg = null; 2483 } else { 2484 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2485 } 2486 } 2487 2488 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2489 // default. If there's more than one, just leave everything alone. 2490 if (browserPkg == null) { 2491 calculateDefaultBrowserLPw(userId); 2492 } 2493 } 2494 2495 private void calculateDefaultBrowserLPw(int userId) { 2496 List<String> allBrowsers = resolveAllBrowserApps(userId); 2497 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 2501 private List<String> resolveAllBrowserApps(int userId) { 2502 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2503 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2504 PackageManager.MATCH_ALL, userId); 2505 2506 final int count = list.size(); 2507 List<String> result = new ArrayList<String>(count); 2508 for (int i=0; i<count; i++) { 2509 ResolveInfo info = list.get(i); 2510 if (info.activityInfo == null 2511 || !info.handleAllWebDataURI 2512 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2513 || result.contains(info.activityInfo.packageName)) { 2514 continue; 2515 } 2516 result.add(info.activityInfo.packageName); 2517 } 2518 2519 return result; 2520 } 2521 2522 private boolean packageIsBrowser(String packageName, int userId) { 2523 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2524 PackageManager.MATCH_ALL, userId); 2525 final int N = list.size(); 2526 for (int i = 0; i < N; i++) { 2527 ResolveInfo info = list.get(i); 2528 if (packageName.equals(info.activityInfo.packageName)) { 2529 return true; 2530 } 2531 } 2532 return false; 2533 } 2534 2535 private void checkDefaultBrowser() { 2536 final int myUserId = UserHandle.myUserId(); 2537 final String packageName = getDefaultBrowserPackageName(myUserId); 2538 if (packageName != null) { 2539 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2540 if (info == null) { 2541 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2542 synchronized (mPackages) { 2543 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2544 } 2545 } 2546 } 2547 } 2548 2549 @Override 2550 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2551 throws RemoteException { 2552 try { 2553 return super.onTransact(code, data, reply, flags); 2554 } catch (RuntimeException e) { 2555 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2556 Slog.wtf(TAG, "Package Manager Crash", e); 2557 } 2558 throw e; 2559 } 2560 } 2561 2562 void cleanupInstallFailedPackage(PackageSetting ps) { 2563 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2564 2565 removeDataDirsLI(ps.volumeUuid, ps.name); 2566 if (ps.codePath != null) { 2567 if (ps.codePath.isDirectory()) { 2568 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2569 } else { 2570 ps.codePath.delete(); 2571 } 2572 } 2573 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2574 if (ps.resourcePath.isDirectory()) { 2575 FileUtils.deleteContents(ps.resourcePath); 2576 } 2577 ps.resourcePath.delete(); 2578 } 2579 mSettings.removePackageLPw(ps.name); 2580 } 2581 2582 static int[] appendInts(int[] cur, int[] add) { 2583 if (add == null) return cur; 2584 if (cur == null) return add; 2585 final int N = add.length; 2586 for (int i=0; i<N; i++) { 2587 cur = appendInt(cur, add[i]); 2588 } 2589 return cur; 2590 } 2591 2592 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2593 if (!sUserManager.exists(userId)) return null; 2594 final PackageSetting ps = (PackageSetting) p.mExtras; 2595 if (ps == null) { 2596 return null; 2597 } 2598 2599 final PermissionsState permissionsState = ps.getPermissionsState(); 2600 2601 final int[] gids = permissionsState.computeGids(userId); 2602 final Set<String> permissions = permissionsState.getPermissions(userId); 2603 final PackageUserState state = ps.readUserState(userId); 2604 2605 return PackageParser.generatePackageInfo(p, gids, flags, 2606 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2607 } 2608 2609 @Override 2610 public boolean isPackageFrozen(String packageName) { 2611 synchronized (mPackages) { 2612 final PackageSetting ps = mSettings.mPackages.get(packageName); 2613 if (ps != null) { 2614 return ps.frozen; 2615 } 2616 } 2617 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2618 return true; 2619 } 2620 2621 @Override 2622 public boolean isPackageAvailable(String packageName, int userId) { 2623 if (!sUserManager.exists(userId)) return false; 2624 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2625 synchronized (mPackages) { 2626 PackageParser.Package p = mPackages.get(packageName); 2627 if (p != null) { 2628 final PackageSetting ps = (PackageSetting) p.mExtras; 2629 if (ps != null) { 2630 final PackageUserState state = ps.readUserState(userId); 2631 if (state != null) { 2632 return PackageParser.isAvailable(state); 2633 } 2634 } 2635 } 2636 } 2637 return false; 2638 } 2639 2640 @Override 2641 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2642 if (!sUserManager.exists(userId)) return null; 2643 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2644 // reader 2645 synchronized (mPackages) { 2646 PackageParser.Package p = mPackages.get(packageName); 2647 if (DEBUG_PACKAGE_INFO) 2648 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2649 if (p != null) { 2650 return generatePackageInfo(p, flags, userId); 2651 } 2652 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2653 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2654 } 2655 } 2656 return null; 2657 } 2658 2659 @Override 2660 public String[] currentToCanonicalPackageNames(String[] names) { 2661 String[] out = new String[names.length]; 2662 // reader 2663 synchronized (mPackages) { 2664 for (int i=names.length-1; i>=0; i--) { 2665 PackageSetting ps = mSettings.mPackages.get(names[i]); 2666 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2667 } 2668 } 2669 return out; 2670 } 2671 2672 @Override 2673 public String[] canonicalToCurrentPackageNames(String[] names) { 2674 String[] out = new String[names.length]; 2675 // reader 2676 synchronized (mPackages) { 2677 for (int i=names.length-1; i>=0; i--) { 2678 String cur = mSettings.mRenamedPackages.get(names[i]); 2679 out[i] = cur != null ? cur : names[i]; 2680 } 2681 } 2682 return out; 2683 } 2684 2685 @Override 2686 public int getPackageUid(String packageName, int userId) { 2687 if (!sUserManager.exists(userId)) return -1; 2688 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2689 2690 // reader 2691 synchronized (mPackages) { 2692 PackageParser.Package p = mPackages.get(packageName); 2693 if(p != null) { 2694 return UserHandle.getUid(userId, p.applicationInfo.uid); 2695 } 2696 PackageSetting ps = mSettings.mPackages.get(packageName); 2697 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2698 return -1; 2699 } 2700 p = ps.pkg; 2701 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2702 } 2703 } 2704 2705 @Override 2706 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2707 if (!sUserManager.exists(userId)) { 2708 return null; 2709 } 2710 2711 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2712 "getPackageGids"); 2713 2714 // reader 2715 synchronized (mPackages) { 2716 PackageParser.Package p = mPackages.get(packageName); 2717 if (DEBUG_PACKAGE_INFO) { 2718 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2719 } 2720 if (p != null) { 2721 PackageSetting ps = (PackageSetting) p.mExtras; 2722 return ps.getPermissionsState().computeGids(userId); 2723 } 2724 } 2725 2726 return null; 2727 } 2728 2729 static PermissionInfo generatePermissionInfo( 2730 BasePermission bp, int flags) { 2731 if (bp.perm != null) { 2732 return PackageParser.generatePermissionInfo(bp.perm, flags); 2733 } 2734 PermissionInfo pi = new PermissionInfo(); 2735 pi.name = bp.name; 2736 pi.packageName = bp.sourcePackage; 2737 pi.nonLocalizedLabel = bp.name; 2738 pi.protectionLevel = bp.protectionLevel; 2739 return pi; 2740 } 2741 2742 @Override 2743 public PermissionInfo getPermissionInfo(String name, int flags) { 2744 // reader 2745 synchronized (mPackages) { 2746 final BasePermission p = mSettings.mPermissions.get(name); 2747 if (p != null) { 2748 return generatePermissionInfo(p, flags); 2749 } 2750 return null; 2751 } 2752 } 2753 2754 @Override 2755 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2756 // reader 2757 synchronized (mPackages) { 2758 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2759 for (BasePermission p : mSettings.mPermissions.values()) { 2760 if (group == null) { 2761 if (p.perm == null || p.perm.info.group == null) { 2762 out.add(generatePermissionInfo(p, flags)); 2763 } 2764 } else { 2765 if (p.perm != null && group.equals(p.perm.info.group)) { 2766 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2767 } 2768 } 2769 } 2770 2771 if (out.size() > 0) { 2772 return out; 2773 } 2774 return mPermissionGroups.containsKey(group) ? out : null; 2775 } 2776 } 2777 2778 @Override 2779 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2780 // reader 2781 synchronized (mPackages) { 2782 return PackageParser.generatePermissionGroupInfo( 2783 mPermissionGroups.get(name), flags); 2784 } 2785 } 2786 2787 @Override 2788 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2789 // reader 2790 synchronized (mPackages) { 2791 final int N = mPermissionGroups.size(); 2792 ArrayList<PermissionGroupInfo> out 2793 = new ArrayList<PermissionGroupInfo>(N); 2794 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2795 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2796 } 2797 return out; 2798 } 2799 } 2800 2801 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2802 int userId) { 2803 if (!sUserManager.exists(userId)) return null; 2804 PackageSetting ps = mSettings.mPackages.get(packageName); 2805 if (ps != null) { 2806 if (ps.pkg == null) { 2807 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2808 flags, userId); 2809 if (pInfo != null) { 2810 return pInfo.applicationInfo; 2811 } 2812 return null; 2813 } 2814 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2815 ps.readUserState(userId), userId); 2816 } 2817 return null; 2818 } 2819 2820 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2821 int userId) { 2822 if (!sUserManager.exists(userId)) return null; 2823 PackageSetting ps = mSettings.mPackages.get(packageName); 2824 if (ps != null) { 2825 PackageParser.Package pkg = ps.pkg; 2826 if (pkg == null) { 2827 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2828 return null; 2829 } 2830 // Only data remains, so we aren't worried about code paths 2831 pkg = new PackageParser.Package(packageName); 2832 pkg.applicationInfo.packageName = packageName; 2833 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2834 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2835 pkg.applicationInfo.dataDir = Environment 2836 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2837 .getAbsolutePath(); 2838 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2839 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2840 } 2841 return generatePackageInfo(pkg, flags, userId); 2842 } 2843 return null; 2844 } 2845 2846 @Override 2847 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2850 // writer 2851 synchronized (mPackages) { 2852 PackageParser.Package p = mPackages.get(packageName); 2853 if (DEBUG_PACKAGE_INFO) Log.v( 2854 TAG, "getApplicationInfo " + packageName 2855 + ": " + p); 2856 if (p != null) { 2857 PackageSetting ps = mSettings.mPackages.get(packageName); 2858 if (ps == null) return null; 2859 // Note: isEnabledLP() does not apply here - always return info 2860 return PackageParser.generateApplicationInfo( 2861 p, flags, ps.readUserState(userId), userId); 2862 } 2863 if ("android".equals(packageName)||"system".equals(packageName)) { 2864 return mAndroidApplication; 2865 } 2866 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2867 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2868 } 2869 } 2870 return null; 2871 } 2872 2873 @Override 2874 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2875 final IPackageDataObserver observer) { 2876 mContext.enforceCallingOrSelfPermission( 2877 android.Manifest.permission.CLEAR_APP_CACHE, null); 2878 // Queue up an async operation since clearing cache may take a little while. 2879 mHandler.post(new Runnable() { 2880 public void run() { 2881 mHandler.removeCallbacks(this); 2882 int retCode = -1; 2883 synchronized (mInstallLock) { 2884 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2885 if (retCode < 0) { 2886 Slog.w(TAG, "Couldn't clear application caches"); 2887 } 2888 } 2889 if (observer != null) { 2890 try { 2891 observer.onRemoveCompleted(null, (retCode >= 0)); 2892 } catch (RemoteException e) { 2893 Slog.w(TAG, "RemoveException when invoking call back"); 2894 } 2895 } 2896 } 2897 }); 2898 } 2899 2900 @Override 2901 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2902 final IntentSender pi) { 2903 mContext.enforceCallingOrSelfPermission( 2904 android.Manifest.permission.CLEAR_APP_CACHE, null); 2905 // Queue up an async operation since clearing cache may take a little while. 2906 mHandler.post(new Runnable() { 2907 public void run() { 2908 mHandler.removeCallbacks(this); 2909 int retCode = -1; 2910 synchronized (mInstallLock) { 2911 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2912 if (retCode < 0) { 2913 Slog.w(TAG, "Couldn't clear application caches"); 2914 } 2915 } 2916 if(pi != null) { 2917 try { 2918 // Callback via pending intent 2919 int code = (retCode >= 0) ? 1 : 0; 2920 pi.sendIntent(null, code, null, 2921 null, null); 2922 } catch (SendIntentException e1) { 2923 Slog.i(TAG, "Failed to send pending intent"); 2924 } 2925 } 2926 } 2927 }); 2928 } 2929 2930 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2931 synchronized (mInstallLock) { 2932 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2933 throw new IOException("Failed to free enough space"); 2934 } 2935 } 2936 } 2937 2938 @Override 2939 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2940 if (!sUserManager.exists(userId)) return null; 2941 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2942 synchronized (mPackages) { 2943 PackageParser.Activity a = mActivities.mActivities.get(component); 2944 2945 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2946 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2947 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2948 if (ps == null) return null; 2949 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2950 userId); 2951 } 2952 if (mResolveComponentName.equals(component)) { 2953 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2954 new PackageUserState(), userId); 2955 } 2956 } 2957 return null; 2958 } 2959 2960 @Override 2961 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2962 String resolvedType) { 2963 synchronized (mPackages) { 2964 PackageParser.Activity a = mActivities.mActivities.get(component); 2965 if (a == null) { 2966 return false; 2967 } 2968 for (int i=0; i<a.intents.size(); i++) { 2969 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2970 intent.getData(), intent.getCategories(), TAG) >= 0) { 2971 return true; 2972 } 2973 } 2974 return false; 2975 } 2976 } 2977 2978 @Override 2979 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2980 if (!sUserManager.exists(userId)) return null; 2981 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2982 synchronized (mPackages) { 2983 PackageParser.Activity a = mReceivers.mActivities.get(component); 2984 if (DEBUG_PACKAGE_INFO) Log.v( 2985 TAG, "getReceiverInfo " + component + ": " + a); 2986 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2987 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2988 if (ps == null) return null; 2989 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2990 userId); 2991 } 2992 } 2993 return null; 2994 } 2995 2996 @Override 2997 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2998 if (!sUserManager.exists(userId)) return null; 2999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3000 synchronized (mPackages) { 3001 PackageParser.Service s = mServices.mServices.get(component); 3002 if (DEBUG_PACKAGE_INFO) Log.v( 3003 TAG, "getServiceInfo " + component + ": " + s); 3004 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3006 if (ps == null) return null; 3007 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3008 userId); 3009 } 3010 } 3011 return null; 3012 } 3013 3014 @Override 3015 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3016 if (!sUserManager.exists(userId)) return null; 3017 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3018 synchronized (mPackages) { 3019 PackageParser.Provider p = mProviders.mProviders.get(component); 3020 if (DEBUG_PACKAGE_INFO) Log.v( 3021 TAG, "getProviderInfo " + component + ": " + p); 3022 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3023 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3024 if (ps == null) return null; 3025 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3026 userId); 3027 } 3028 } 3029 return null; 3030 } 3031 3032 @Override 3033 public String[] getSystemSharedLibraryNames() { 3034 Set<String> libSet; 3035 synchronized (mPackages) { 3036 libSet = mSharedLibraries.keySet(); 3037 int size = libSet.size(); 3038 if (size > 0) { 3039 String[] libs = new String[size]; 3040 libSet.toArray(libs); 3041 return libs; 3042 } 3043 } 3044 return null; 3045 } 3046 3047 /** 3048 * @hide 3049 */ 3050 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3051 synchronized (mPackages) { 3052 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3053 if (lib != null && lib.apk != null) { 3054 return mPackages.get(lib.apk); 3055 } 3056 } 3057 return null; 3058 } 3059 3060 @Override 3061 public FeatureInfo[] getSystemAvailableFeatures() { 3062 Collection<FeatureInfo> featSet; 3063 synchronized (mPackages) { 3064 featSet = mAvailableFeatures.values(); 3065 int size = featSet.size(); 3066 if (size > 0) { 3067 FeatureInfo[] features = new FeatureInfo[size+1]; 3068 featSet.toArray(features); 3069 FeatureInfo fi = new FeatureInfo(); 3070 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3071 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3072 features[size] = fi; 3073 return features; 3074 } 3075 } 3076 return null; 3077 } 3078 3079 @Override 3080 public boolean hasSystemFeature(String name) { 3081 synchronized (mPackages) { 3082 return mAvailableFeatures.containsKey(name); 3083 } 3084 } 3085 3086 private void checkValidCaller(int uid, int userId) { 3087 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3088 return; 3089 3090 throw new SecurityException("Caller uid=" + uid 3091 + " is not privileged to communicate with user=" + userId); 3092 } 3093 3094 @Override 3095 public int checkPermission(String permName, String pkgName, int userId) { 3096 if (!sUserManager.exists(userId)) { 3097 return PackageManager.PERMISSION_DENIED; 3098 } 3099 3100 synchronized (mPackages) { 3101 final PackageParser.Package p = mPackages.get(pkgName); 3102 if (p != null && p.mExtras != null) { 3103 final PackageSetting ps = (PackageSetting) p.mExtras; 3104 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3105 return PackageManager.PERMISSION_GRANTED; 3106 } 3107 } 3108 } 3109 3110 return PackageManager.PERMISSION_DENIED; 3111 } 3112 3113 @Override 3114 public int checkUidPermission(String permName, int uid) { 3115 final int userId = UserHandle.getUserId(uid); 3116 3117 if (!sUserManager.exists(userId)) { 3118 return PackageManager.PERMISSION_DENIED; 3119 } 3120 3121 synchronized (mPackages) { 3122 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3123 if (obj != null) { 3124 final SettingBase ps = (SettingBase) obj; 3125 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3126 return PackageManager.PERMISSION_GRANTED; 3127 } 3128 } else { 3129 ArraySet<String> perms = mSystemPermissions.get(uid); 3130 if (perms != null && perms.contains(permName)) { 3131 return PackageManager.PERMISSION_GRANTED; 3132 } 3133 } 3134 } 3135 3136 return PackageManager.PERMISSION_DENIED; 3137 } 3138 3139 @Override 3140 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3141 if (UserHandle.getCallingUserId() != userId) { 3142 mContext.enforceCallingPermission( 3143 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3144 "isPermissionRevokedByPolicy for user " + userId); 3145 } 3146 3147 if (checkPermission(permission, packageName, userId) 3148 == PackageManager.PERMISSION_GRANTED) { 3149 return false; 3150 } 3151 3152 final long identity = Binder.clearCallingIdentity(); 3153 try { 3154 final int flags = getPermissionFlags(permission, packageName, userId); 3155 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3156 } finally { 3157 Binder.restoreCallingIdentity(identity); 3158 } 3159 } 3160 3161 /** 3162 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3163 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3164 * @param checkShell TODO(yamasani): 3165 * @param message the message to log on security exception 3166 */ 3167 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3168 boolean checkShell, String message) { 3169 if (userId < 0) { 3170 throw new IllegalArgumentException("Invalid userId " + userId); 3171 } 3172 if (checkShell) { 3173 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3174 } 3175 if (userId == UserHandle.getUserId(callingUid)) return; 3176 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3177 if (requireFullPermission) { 3178 mContext.enforceCallingOrSelfPermission( 3179 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3180 } else { 3181 try { 3182 mContext.enforceCallingOrSelfPermission( 3183 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3184 } catch (SecurityException se) { 3185 mContext.enforceCallingOrSelfPermission( 3186 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3187 } 3188 } 3189 } 3190 } 3191 3192 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3193 if (callingUid == Process.SHELL_UID) { 3194 if (userHandle >= 0 3195 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3196 throw new SecurityException("Shell does not have permission to access user " 3197 + userHandle); 3198 } else if (userHandle < 0) { 3199 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3200 + Debug.getCallers(3)); 3201 } 3202 } 3203 } 3204 3205 private BasePermission findPermissionTreeLP(String permName) { 3206 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3207 if (permName.startsWith(bp.name) && 3208 permName.length() > bp.name.length() && 3209 permName.charAt(bp.name.length()) == '.') { 3210 return bp; 3211 } 3212 } 3213 return null; 3214 } 3215 3216 private BasePermission checkPermissionTreeLP(String permName) { 3217 if (permName != null) { 3218 BasePermission bp = findPermissionTreeLP(permName); 3219 if (bp != null) { 3220 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3221 return bp; 3222 } 3223 throw new SecurityException("Calling uid " 3224 + Binder.getCallingUid() 3225 + " is not allowed to add to permission tree " 3226 + bp.name + " owned by uid " + bp.uid); 3227 } 3228 } 3229 throw new SecurityException("No permission tree found for " + permName); 3230 } 3231 3232 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3233 if (s1 == null) { 3234 return s2 == null; 3235 } 3236 if (s2 == null) { 3237 return false; 3238 } 3239 if (s1.getClass() != s2.getClass()) { 3240 return false; 3241 } 3242 return s1.equals(s2); 3243 } 3244 3245 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3246 if (pi1.icon != pi2.icon) return false; 3247 if (pi1.logo != pi2.logo) return false; 3248 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3249 if (!compareStrings(pi1.name, pi2.name)) return false; 3250 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3251 // We'll take care of setting this one. 3252 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3253 // These are not currently stored in settings. 3254 //if (!compareStrings(pi1.group, pi2.group)) return false; 3255 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3256 //if (pi1.labelRes != pi2.labelRes) return false; 3257 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3258 return true; 3259 } 3260 3261 int permissionInfoFootprint(PermissionInfo info) { 3262 int size = info.name.length(); 3263 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3264 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3265 return size; 3266 } 3267 3268 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3269 int size = 0; 3270 for (BasePermission perm : mSettings.mPermissions.values()) { 3271 if (perm.uid == tree.uid) { 3272 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3273 } 3274 } 3275 return size; 3276 } 3277 3278 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3279 // We calculate the max size of permissions defined by this uid and throw 3280 // if that plus the size of 'info' would exceed our stated maximum. 3281 if (tree.uid != Process.SYSTEM_UID) { 3282 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3283 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3284 throw new SecurityException("Permission tree size cap exceeded"); 3285 } 3286 } 3287 } 3288 3289 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3290 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3291 throw new SecurityException("Label must be specified in permission"); 3292 } 3293 BasePermission tree = checkPermissionTreeLP(info.name); 3294 BasePermission bp = mSettings.mPermissions.get(info.name); 3295 boolean added = bp == null; 3296 boolean changed = true; 3297 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3298 if (added) { 3299 enforcePermissionCapLocked(info, tree); 3300 bp = new BasePermission(info.name, tree.sourcePackage, 3301 BasePermission.TYPE_DYNAMIC); 3302 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3303 throw new SecurityException( 3304 "Not allowed to modify non-dynamic permission " 3305 + info.name); 3306 } else { 3307 if (bp.protectionLevel == fixedLevel 3308 && bp.perm.owner.equals(tree.perm.owner) 3309 && bp.uid == tree.uid 3310 && comparePermissionInfos(bp.perm.info, info)) { 3311 changed = false; 3312 } 3313 } 3314 bp.protectionLevel = fixedLevel; 3315 info = new PermissionInfo(info); 3316 info.protectionLevel = fixedLevel; 3317 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3318 bp.perm.info.packageName = tree.perm.info.packageName; 3319 bp.uid = tree.uid; 3320 if (added) { 3321 mSettings.mPermissions.put(info.name, bp); 3322 } 3323 if (changed) { 3324 if (!async) { 3325 mSettings.writeLPr(); 3326 } else { 3327 scheduleWriteSettingsLocked(); 3328 } 3329 } 3330 return added; 3331 } 3332 3333 @Override 3334 public boolean addPermission(PermissionInfo info) { 3335 synchronized (mPackages) { 3336 return addPermissionLocked(info, false); 3337 } 3338 } 3339 3340 @Override 3341 public boolean addPermissionAsync(PermissionInfo info) { 3342 synchronized (mPackages) { 3343 return addPermissionLocked(info, true); 3344 } 3345 } 3346 3347 @Override 3348 public void removePermission(String name) { 3349 synchronized (mPackages) { 3350 checkPermissionTreeLP(name); 3351 BasePermission bp = mSettings.mPermissions.get(name); 3352 if (bp != null) { 3353 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3354 throw new SecurityException( 3355 "Not allowed to modify non-dynamic permission " 3356 + name); 3357 } 3358 mSettings.mPermissions.remove(name); 3359 mSettings.writeLPr(); 3360 } 3361 } 3362 } 3363 3364 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3365 BasePermission bp) { 3366 int index = pkg.requestedPermissions.indexOf(bp.name); 3367 if (index == -1) { 3368 throw new SecurityException("Package " + pkg.packageName 3369 + " has not requested permission " + bp.name); 3370 } 3371 if (!bp.isRuntime()) { 3372 throw new SecurityException("Permission " + bp.name 3373 + " is not a changeable permission type"); 3374 } 3375 } 3376 3377 @Override 3378 public void grantRuntimePermission(String packageName, String name, final int userId) { 3379 if (!sUserManager.exists(userId)) { 3380 Log.e(TAG, "No such user:" + userId); 3381 return; 3382 } 3383 3384 mContext.enforceCallingOrSelfPermission( 3385 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3386 "grantRuntimePermission"); 3387 3388 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3389 "grantRuntimePermission"); 3390 3391 final int uid; 3392 final SettingBase sb; 3393 3394 synchronized (mPackages) { 3395 final PackageParser.Package pkg = mPackages.get(packageName); 3396 if (pkg == null) { 3397 throw new IllegalArgumentException("Unknown package: " + packageName); 3398 } 3399 3400 final BasePermission bp = mSettings.mPermissions.get(name); 3401 if (bp == null) { 3402 throw new IllegalArgumentException("Unknown permission: " + name); 3403 } 3404 3405 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3406 3407 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3408 sb = (SettingBase) pkg.mExtras; 3409 if (sb == null) { 3410 throw new IllegalArgumentException("Unknown package: " + packageName); 3411 } 3412 3413 final PermissionsState permissionsState = sb.getPermissionsState(); 3414 3415 final int flags = permissionsState.getPermissionFlags(name, userId); 3416 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3417 throw new SecurityException("Cannot grant system fixed permission: " 3418 + name + " for package: " + packageName); 3419 } 3420 3421 final int result = permissionsState.grantRuntimePermission(bp, userId); 3422 switch (result) { 3423 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3424 return; 3425 } 3426 3427 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3428 mHandler.post(new Runnable() { 3429 @Override 3430 public void run() { 3431 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3432 } 3433 }); 3434 } break; 3435 } 3436 3437 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3438 3439 // Not critical if that is lost - app has to request again. 3440 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3441 } 3442 3443 // Only need to do this if user is initialized. Otherwise it's a new user 3444 // and there are no processes running as the user yet and there's no need 3445 // to make an expensive call to remount processes for the changed permissions. 3446 if (READ_EXTERNAL_STORAGE.equals(name) 3447 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3448 final long token = Binder.clearCallingIdentity(); 3449 try { 3450 if (sUserManager.isInitialized(userId)) { 3451 MountServiceInternal mountServiceInternal = LocalServices.getService( 3452 MountServiceInternal.class); 3453 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3454 } 3455 } finally { 3456 Binder.restoreCallingIdentity(token); 3457 } 3458 } 3459 } 3460 3461 @Override 3462 public void revokeRuntimePermission(String packageName, String name, int userId) { 3463 if (!sUserManager.exists(userId)) { 3464 Log.e(TAG, "No such user:" + userId); 3465 return; 3466 } 3467 3468 mContext.enforceCallingOrSelfPermission( 3469 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3470 "revokeRuntimePermission"); 3471 3472 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3473 "revokeRuntimePermission"); 3474 3475 final SettingBase sb; 3476 3477 synchronized (mPackages) { 3478 final PackageParser.Package pkg = mPackages.get(packageName); 3479 if (pkg == null) { 3480 throw new IllegalArgumentException("Unknown package: " + packageName); 3481 } 3482 3483 final BasePermission bp = mSettings.mPermissions.get(name); 3484 if (bp == null) { 3485 throw new IllegalArgumentException("Unknown permission: " + name); 3486 } 3487 3488 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3489 3490 sb = (SettingBase) pkg.mExtras; 3491 if (sb == null) { 3492 throw new IllegalArgumentException("Unknown package: " + packageName); 3493 } 3494 3495 final PermissionsState permissionsState = sb.getPermissionsState(); 3496 3497 final int flags = permissionsState.getPermissionFlags(name, userId); 3498 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3499 throw new SecurityException("Cannot revoke system fixed permission: " 3500 + name + " for package: " + packageName); 3501 } 3502 3503 if (permissionsState.revokeRuntimePermission(bp, userId) == 3504 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3505 return; 3506 } 3507 3508 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3509 3510 // Critical, after this call app should never have the permission. 3511 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3512 } 3513 3514 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3515 } 3516 3517 @Override 3518 public void resetRuntimePermissions() { 3519 mContext.enforceCallingOrSelfPermission( 3520 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3521 "revokeRuntimePermission"); 3522 3523 int callingUid = Binder.getCallingUid(); 3524 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3525 mContext.enforceCallingOrSelfPermission( 3526 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3527 "resetRuntimePermissions"); 3528 } 3529 3530 final int[] userIds; 3531 3532 synchronized (mPackages) { 3533 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3534 final int userCount = UserManagerService.getInstance().getUserIds().length; 3535 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3536 } 3537 3538 for (int userId : userIds) { 3539 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3540 } 3541 } 3542 3543 @Override 3544 public int getPermissionFlags(String name, String packageName, int userId) { 3545 if (!sUserManager.exists(userId)) { 3546 return 0; 3547 } 3548 3549 mContext.enforceCallingOrSelfPermission( 3550 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3551 "getPermissionFlags"); 3552 3553 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3554 "getPermissionFlags"); 3555 3556 synchronized (mPackages) { 3557 final PackageParser.Package pkg = mPackages.get(packageName); 3558 if (pkg == null) { 3559 throw new IllegalArgumentException("Unknown package: " + packageName); 3560 } 3561 3562 final BasePermission bp = mSettings.mPermissions.get(name); 3563 if (bp == null) { 3564 throw new IllegalArgumentException("Unknown permission: " + name); 3565 } 3566 3567 SettingBase sb = (SettingBase) pkg.mExtras; 3568 if (sb == null) { 3569 throw new IllegalArgumentException("Unknown package: " + packageName); 3570 } 3571 3572 PermissionsState permissionsState = sb.getPermissionsState(); 3573 return permissionsState.getPermissionFlags(name, userId); 3574 } 3575 } 3576 3577 @Override 3578 public void updatePermissionFlags(String name, String packageName, int flagMask, 3579 int flagValues, int userId) { 3580 if (!sUserManager.exists(userId)) { 3581 return; 3582 } 3583 3584 mContext.enforceCallingOrSelfPermission( 3585 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3586 "updatePermissionFlags"); 3587 3588 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3589 "updatePermissionFlags"); 3590 3591 // Only the system can change system fixed flags. 3592 if (getCallingUid() != Process.SYSTEM_UID) { 3593 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3594 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3595 } 3596 3597 synchronized (mPackages) { 3598 final PackageParser.Package pkg = mPackages.get(packageName); 3599 if (pkg == null) { 3600 throw new IllegalArgumentException("Unknown package: " + packageName); 3601 } 3602 3603 final BasePermission bp = mSettings.mPermissions.get(name); 3604 if (bp == null) { 3605 throw new IllegalArgumentException("Unknown permission: " + name); 3606 } 3607 3608 SettingBase sb = (SettingBase) pkg.mExtras; 3609 if (sb == null) { 3610 throw new IllegalArgumentException("Unknown package: " + packageName); 3611 } 3612 3613 PermissionsState permissionsState = sb.getPermissionsState(); 3614 3615 // Only the package manager can change flags for system component permissions. 3616 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3617 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3618 return; 3619 } 3620 3621 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3622 3623 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3624 // Install and runtime permissions are stored in different places, 3625 // so figure out what permission changed and persist the change. 3626 if (permissionsState.getInstallPermissionState(name) != null) { 3627 scheduleWriteSettingsLocked(); 3628 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3629 || hadState) { 3630 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3631 } 3632 } 3633 } 3634 } 3635 3636 /** 3637 * Update the permission flags for all packages and runtime permissions of a user in order 3638 * to allow device or profile owner to remove POLICY_FIXED. 3639 */ 3640 @Override 3641 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3642 if (!sUserManager.exists(userId)) { 3643 return; 3644 } 3645 3646 mContext.enforceCallingOrSelfPermission( 3647 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3648 "updatePermissionFlagsForAllApps"); 3649 3650 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3651 "updatePermissionFlagsForAllApps"); 3652 3653 // Only the system can change system fixed flags. 3654 if (getCallingUid() != Process.SYSTEM_UID) { 3655 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3656 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3657 } 3658 3659 synchronized (mPackages) { 3660 boolean changed = false; 3661 final int packageCount = mPackages.size(); 3662 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3663 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3664 SettingBase sb = (SettingBase) pkg.mExtras; 3665 if (sb == null) { 3666 continue; 3667 } 3668 PermissionsState permissionsState = sb.getPermissionsState(); 3669 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3670 userId, flagMask, flagValues); 3671 } 3672 if (changed) { 3673 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3674 } 3675 } 3676 } 3677 3678 @Override 3679 public boolean shouldShowRequestPermissionRationale(String permissionName, 3680 String packageName, int userId) { 3681 if (UserHandle.getCallingUserId() != userId) { 3682 mContext.enforceCallingPermission( 3683 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3684 "canShowRequestPermissionRationale for user " + userId); 3685 } 3686 3687 final int uid = getPackageUid(packageName, userId); 3688 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3689 return false; 3690 } 3691 3692 if (checkPermission(permissionName, packageName, userId) 3693 == PackageManager.PERMISSION_GRANTED) { 3694 return false; 3695 } 3696 3697 final int flags; 3698 3699 final long identity = Binder.clearCallingIdentity(); 3700 try { 3701 flags = getPermissionFlags(permissionName, 3702 packageName, userId); 3703 } finally { 3704 Binder.restoreCallingIdentity(identity); 3705 } 3706 3707 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3708 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3709 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3710 3711 if ((flags & fixedFlags) != 0) { 3712 return false; 3713 } 3714 3715 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3716 } 3717 3718 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3719 BasePermission bp = mSettings.mPermissions.get(permission); 3720 if (bp == null) { 3721 throw new SecurityException("Missing " + permission + " permission"); 3722 } 3723 3724 SettingBase sb = (SettingBase) pkg.mExtras; 3725 PermissionsState permissionsState = sb.getPermissionsState(); 3726 3727 if (permissionsState.grantInstallPermission(bp) != 3728 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3729 scheduleWriteSettingsLocked(); 3730 } 3731 } 3732 3733 @Override 3734 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3735 mContext.enforceCallingOrSelfPermission( 3736 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3737 "addOnPermissionsChangeListener"); 3738 3739 synchronized (mPackages) { 3740 mOnPermissionChangeListeners.addListenerLocked(listener); 3741 } 3742 } 3743 3744 @Override 3745 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3746 synchronized (mPackages) { 3747 mOnPermissionChangeListeners.removeListenerLocked(listener); 3748 } 3749 } 3750 3751 @Override 3752 public boolean isProtectedBroadcast(String actionName) { 3753 synchronized (mPackages) { 3754 return mProtectedBroadcasts.contains(actionName); 3755 } 3756 } 3757 3758 @Override 3759 public int checkSignatures(String pkg1, String pkg2) { 3760 synchronized (mPackages) { 3761 final PackageParser.Package p1 = mPackages.get(pkg1); 3762 final PackageParser.Package p2 = mPackages.get(pkg2); 3763 if (p1 == null || p1.mExtras == null 3764 || p2 == null || p2.mExtras == null) { 3765 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3766 } 3767 return compareSignatures(p1.mSignatures, p2.mSignatures); 3768 } 3769 } 3770 3771 @Override 3772 public int checkUidSignatures(int uid1, int uid2) { 3773 // Map to base uids. 3774 uid1 = UserHandle.getAppId(uid1); 3775 uid2 = UserHandle.getAppId(uid2); 3776 // reader 3777 synchronized (mPackages) { 3778 Signature[] s1; 3779 Signature[] s2; 3780 Object obj = mSettings.getUserIdLPr(uid1); 3781 if (obj != null) { 3782 if (obj instanceof SharedUserSetting) { 3783 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3784 } else if (obj instanceof PackageSetting) { 3785 s1 = ((PackageSetting)obj).signatures.mSignatures; 3786 } else { 3787 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3788 } 3789 } else { 3790 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3791 } 3792 obj = mSettings.getUserIdLPr(uid2); 3793 if (obj != null) { 3794 if (obj instanceof SharedUserSetting) { 3795 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3796 } else if (obj instanceof PackageSetting) { 3797 s2 = ((PackageSetting)obj).signatures.mSignatures; 3798 } else { 3799 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3800 } 3801 } else { 3802 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3803 } 3804 return compareSignatures(s1, s2); 3805 } 3806 } 3807 3808 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3809 final long identity = Binder.clearCallingIdentity(); 3810 try { 3811 if (sb instanceof SharedUserSetting) { 3812 SharedUserSetting sus = (SharedUserSetting) sb; 3813 final int packageCount = sus.packages.size(); 3814 for (int i = 0; i < packageCount; i++) { 3815 PackageSetting susPs = sus.packages.valueAt(i); 3816 if (userId == UserHandle.USER_ALL) { 3817 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3818 } else { 3819 final int uid = UserHandle.getUid(userId, susPs.appId); 3820 killUid(uid, reason); 3821 } 3822 } 3823 } else if (sb instanceof PackageSetting) { 3824 PackageSetting ps = (PackageSetting) sb; 3825 if (userId == UserHandle.USER_ALL) { 3826 killApplication(ps.pkg.packageName, ps.appId, reason); 3827 } else { 3828 final int uid = UserHandle.getUid(userId, ps.appId); 3829 killUid(uid, reason); 3830 } 3831 } 3832 } finally { 3833 Binder.restoreCallingIdentity(identity); 3834 } 3835 } 3836 3837 private static void killUid(int uid, String reason) { 3838 IActivityManager am = ActivityManagerNative.getDefault(); 3839 if (am != null) { 3840 try { 3841 am.killUid(uid, reason); 3842 } catch (RemoteException e) { 3843 /* ignore - same process */ 3844 } 3845 } 3846 } 3847 3848 /** 3849 * Compares two sets of signatures. Returns: 3850 * <br /> 3851 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3852 * <br /> 3853 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3854 * <br /> 3855 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3856 * <br /> 3857 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3858 * <br /> 3859 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3860 */ 3861 static int compareSignatures(Signature[] s1, Signature[] s2) { 3862 if (s1 == null) { 3863 return s2 == null 3864 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3865 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3866 } 3867 3868 if (s2 == null) { 3869 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3870 } 3871 3872 if (s1.length != s2.length) { 3873 return PackageManager.SIGNATURE_NO_MATCH; 3874 } 3875 3876 // Since both signature sets are of size 1, we can compare without HashSets. 3877 if (s1.length == 1) { 3878 return s1[0].equals(s2[0]) ? 3879 PackageManager.SIGNATURE_MATCH : 3880 PackageManager.SIGNATURE_NO_MATCH; 3881 } 3882 3883 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3884 for (Signature sig : s1) { 3885 set1.add(sig); 3886 } 3887 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3888 for (Signature sig : s2) { 3889 set2.add(sig); 3890 } 3891 // Make sure s2 contains all signatures in s1. 3892 if (set1.equals(set2)) { 3893 return PackageManager.SIGNATURE_MATCH; 3894 } 3895 return PackageManager.SIGNATURE_NO_MATCH; 3896 } 3897 3898 /** 3899 * If the database version for this type of package (internal storage or 3900 * external storage) is less than the version where package signatures 3901 * were updated, return true. 3902 */ 3903 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3904 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3905 DatabaseVersion.SIGNATURE_END_ENTITY)) 3906 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3907 DatabaseVersion.SIGNATURE_END_ENTITY)); 3908 } 3909 3910 /** 3911 * Used for backward compatibility to make sure any packages with 3912 * certificate chains get upgraded to the new style. {@code existingSigs} 3913 * will be in the old format (since they were stored on disk from before the 3914 * system upgrade) and {@code scannedSigs} will be in the newer format. 3915 */ 3916 private int compareSignaturesCompat(PackageSignatures existingSigs, 3917 PackageParser.Package scannedPkg) { 3918 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3919 return PackageManager.SIGNATURE_NO_MATCH; 3920 } 3921 3922 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3923 for (Signature sig : existingSigs.mSignatures) { 3924 existingSet.add(sig); 3925 } 3926 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3927 for (Signature sig : scannedPkg.mSignatures) { 3928 try { 3929 Signature[] chainSignatures = sig.getChainSignatures(); 3930 for (Signature chainSig : chainSignatures) { 3931 scannedCompatSet.add(chainSig); 3932 } 3933 } catch (CertificateEncodingException e) { 3934 scannedCompatSet.add(sig); 3935 } 3936 } 3937 /* 3938 * Make sure the expanded scanned set contains all signatures in the 3939 * existing one. 3940 */ 3941 if (scannedCompatSet.equals(existingSet)) { 3942 // Migrate the old signatures to the new scheme. 3943 existingSigs.assignSignatures(scannedPkg.mSignatures); 3944 // The new KeySets will be re-added later in the scanning process. 3945 synchronized (mPackages) { 3946 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3947 } 3948 return PackageManager.SIGNATURE_MATCH; 3949 } 3950 return PackageManager.SIGNATURE_NO_MATCH; 3951 } 3952 3953 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3954 if (isExternal(scannedPkg)) { 3955 return mSettings.isExternalDatabaseVersionOlderThan( 3956 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3957 } else { 3958 return mSettings.isInternalDatabaseVersionOlderThan( 3959 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3960 } 3961 } 3962 3963 private int compareSignaturesRecover(PackageSignatures existingSigs, 3964 PackageParser.Package scannedPkg) { 3965 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 String msg = null; 3970 try { 3971 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3972 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3973 + scannedPkg.packageName); 3974 return PackageManager.SIGNATURE_MATCH; 3975 } 3976 } catch (CertificateException e) { 3977 msg = e.getMessage(); 3978 } 3979 3980 logCriticalInfo(Log.INFO, 3981 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3982 return PackageManager.SIGNATURE_NO_MATCH; 3983 } 3984 3985 @Override 3986 public String[] getPackagesForUid(int uid) { 3987 uid = UserHandle.getAppId(uid); 3988 // reader 3989 synchronized (mPackages) { 3990 Object obj = mSettings.getUserIdLPr(uid); 3991 if (obj instanceof SharedUserSetting) { 3992 final SharedUserSetting sus = (SharedUserSetting) obj; 3993 final int N = sus.packages.size(); 3994 final String[] res = new String[N]; 3995 final Iterator<PackageSetting> it = sus.packages.iterator(); 3996 int i = 0; 3997 while (it.hasNext()) { 3998 res[i++] = it.next().name; 3999 } 4000 return res; 4001 } else if (obj instanceof PackageSetting) { 4002 final PackageSetting ps = (PackageSetting) obj; 4003 return new String[] { ps.name }; 4004 } 4005 } 4006 return null; 4007 } 4008 4009 @Override 4010 public String getNameForUid(int uid) { 4011 // reader 4012 synchronized (mPackages) { 4013 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4014 if (obj instanceof SharedUserSetting) { 4015 final SharedUserSetting sus = (SharedUserSetting) obj; 4016 return sus.name + ":" + sus.userId; 4017 } else if (obj instanceof PackageSetting) { 4018 final PackageSetting ps = (PackageSetting) obj; 4019 return ps.name; 4020 } 4021 } 4022 return null; 4023 } 4024 4025 @Override 4026 public int getUidForSharedUser(String sharedUserName) { 4027 if(sharedUserName == null) { 4028 return -1; 4029 } 4030 // reader 4031 synchronized (mPackages) { 4032 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4033 if (suid == null) { 4034 return -1; 4035 } 4036 return suid.userId; 4037 } 4038 } 4039 4040 @Override 4041 public int getFlagsForUid(int uid) { 4042 synchronized (mPackages) { 4043 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4044 if (obj instanceof SharedUserSetting) { 4045 final SharedUserSetting sus = (SharedUserSetting) obj; 4046 return sus.pkgFlags; 4047 } else if (obj instanceof PackageSetting) { 4048 final PackageSetting ps = (PackageSetting) obj; 4049 return ps.pkgFlags; 4050 } 4051 } 4052 return 0; 4053 } 4054 4055 @Override 4056 public int getPrivateFlagsForUid(int uid) { 4057 synchronized (mPackages) { 4058 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4059 if (obj instanceof SharedUserSetting) { 4060 final SharedUserSetting sus = (SharedUserSetting) obj; 4061 return sus.pkgPrivateFlags; 4062 } else if (obj instanceof PackageSetting) { 4063 final PackageSetting ps = (PackageSetting) obj; 4064 return ps.pkgPrivateFlags; 4065 } 4066 } 4067 return 0; 4068 } 4069 4070 @Override 4071 public boolean isUidPrivileged(int uid) { 4072 uid = UserHandle.getAppId(uid); 4073 // reader 4074 synchronized (mPackages) { 4075 Object obj = mSettings.getUserIdLPr(uid); 4076 if (obj instanceof SharedUserSetting) { 4077 final SharedUserSetting sus = (SharedUserSetting) obj; 4078 final Iterator<PackageSetting> it = sus.packages.iterator(); 4079 while (it.hasNext()) { 4080 if (it.next().isPrivileged()) { 4081 return true; 4082 } 4083 } 4084 } else if (obj instanceof PackageSetting) { 4085 final PackageSetting ps = (PackageSetting) obj; 4086 return ps.isPrivileged(); 4087 } 4088 } 4089 return false; 4090 } 4091 4092 @Override 4093 public String[] getAppOpPermissionPackages(String permissionName) { 4094 synchronized (mPackages) { 4095 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4096 if (pkgs == null) { 4097 return null; 4098 } 4099 return pkgs.toArray(new String[pkgs.size()]); 4100 } 4101 } 4102 4103 @Override 4104 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4105 int flags, int userId) { 4106 if (!sUserManager.exists(userId)) return null; 4107 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4108 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4109 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4110 } 4111 4112 @Override 4113 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4114 IntentFilter filter, int match, ComponentName activity) { 4115 final int userId = UserHandle.getCallingUserId(); 4116 if (DEBUG_PREFERRED) { 4117 Log.v(TAG, "setLastChosenActivity intent=" + intent 4118 + " resolvedType=" + resolvedType 4119 + " flags=" + flags 4120 + " filter=" + filter 4121 + " match=" + match 4122 + " activity=" + activity); 4123 filter.dump(new PrintStreamPrinter(System.out), " "); 4124 } 4125 intent.setComponent(null); 4126 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4127 // Find any earlier preferred or last chosen entries and nuke them 4128 findPreferredActivity(intent, resolvedType, 4129 flags, query, 0, false, true, false, userId); 4130 // Add the new activity as the last chosen for this filter 4131 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4132 "Setting last chosen"); 4133 } 4134 4135 @Override 4136 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4137 final int userId = UserHandle.getCallingUserId(); 4138 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4139 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4140 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4141 false, false, false, userId); 4142 } 4143 4144 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4145 int flags, List<ResolveInfo> query, int userId) { 4146 if (query != null) { 4147 final int N = query.size(); 4148 if (N == 1) { 4149 return query.get(0); 4150 } else if (N > 1) { 4151 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4152 // If there is more than one activity with the same priority, 4153 // then let the user decide between them. 4154 ResolveInfo r0 = query.get(0); 4155 ResolveInfo r1 = query.get(1); 4156 if (DEBUG_INTENT_MATCHING || debug) { 4157 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4158 + r1.activityInfo.name + "=" + r1.priority); 4159 } 4160 // If the first activity has a higher priority, or a different 4161 // default, then it is always desireable to pick it. 4162 if (r0.priority != r1.priority 4163 || r0.preferredOrder != r1.preferredOrder 4164 || r0.isDefault != r1.isDefault) { 4165 return query.get(0); 4166 } 4167 // If we have saved a preference for a preferred activity for 4168 // this Intent, use that. 4169 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4170 flags, query, r0.priority, true, false, debug, userId); 4171 if (ri != null) { 4172 return ri; 4173 } 4174 if (userId != 0) { 4175 ri = new ResolveInfo(mResolveInfo); 4176 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4177 ri.activityInfo.applicationInfo = new ApplicationInfo( 4178 ri.activityInfo.applicationInfo); 4179 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4180 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4181 return ri; 4182 } 4183 return mResolveInfo; 4184 } 4185 } 4186 return null; 4187 } 4188 4189 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4190 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4191 final int N = query.size(); 4192 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4193 .get(userId); 4194 // Get the list of persistent preferred activities that handle the intent 4195 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4196 List<PersistentPreferredActivity> pprefs = ppir != null 4197 ? ppir.queryIntent(intent, resolvedType, 4198 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4199 : null; 4200 if (pprefs != null && pprefs.size() > 0) { 4201 final int M = pprefs.size(); 4202 for (int i=0; i<M; i++) { 4203 final PersistentPreferredActivity ppa = pprefs.get(i); 4204 if (DEBUG_PREFERRED || debug) { 4205 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4206 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4207 + "\n component=" + ppa.mComponent); 4208 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4209 } 4210 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4211 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4212 if (DEBUG_PREFERRED || debug) { 4213 Slog.v(TAG, "Found persistent preferred activity:"); 4214 if (ai != null) { 4215 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4216 } else { 4217 Slog.v(TAG, " null"); 4218 } 4219 } 4220 if (ai == null) { 4221 // This previously registered persistent preferred activity 4222 // component is no longer known. Ignore it and do NOT remove it. 4223 continue; 4224 } 4225 for (int j=0; j<N; j++) { 4226 final ResolveInfo ri = query.get(j); 4227 if (!ri.activityInfo.applicationInfo.packageName 4228 .equals(ai.applicationInfo.packageName)) { 4229 continue; 4230 } 4231 if (!ri.activityInfo.name.equals(ai.name)) { 4232 continue; 4233 } 4234 // Found a persistent preference that can handle the intent. 4235 if (DEBUG_PREFERRED || debug) { 4236 Slog.v(TAG, "Returning persistent preferred activity: " + 4237 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4238 } 4239 return ri; 4240 } 4241 } 4242 } 4243 return null; 4244 } 4245 4246 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4247 List<ResolveInfo> query, int priority, boolean always, 4248 boolean removeMatches, boolean debug, int userId) { 4249 if (!sUserManager.exists(userId)) return null; 4250 // writer 4251 synchronized (mPackages) { 4252 if (intent.getSelector() != null) { 4253 intent = intent.getSelector(); 4254 } 4255 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4256 4257 // Try to find a matching persistent preferred activity. 4258 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4259 debug, userId); 4260 4261 // If a persistent preferred activity matched, use it. 4262 if (pri != null) { 4263 return pri; 4264 } 4265 4266 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4267 // Get the list of preferred activities that handle the intent 4268 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4269 List<PreferredActivity> prefs = pir != null 4270 ? pir.queryIntent(intent, resolvedType, 4271 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4272 : null; 4273 if (prefs != null && prefs.size() > 0) { 4274 boolean changed = false; 4275 try { 4276 // First figure out how good the original match set is. 4277 // We will only allow preferred activities that came 4278 // from the same match quality. 4279 int match = 0; 4280 4281 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4282 4283 final int N = query.size(); 4284 for (int j=0; j<N; j++) { 4285 final ResolveInfo ri = query.get(j); 4286 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4287 + ": 0x" + Integer.toHexString(match)); 4288 if (ri.match > match) { 4289 match = ri.match; 4290 } 4291 } 4292 4293 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4294 + Integer.toHexString(match)); 4295 4296 match &= IntentFilter.MATCH_CATEGORY_MASK; 4297 final int M = prefs.size(); 4298 for (int i=0; i<M; i++) { 4299 final PreferredActivity pa = prefs.get(i); 4300 if (DEBUG_PREFERRED || debug) { 4301 Slog.v(TAG, "Checking PreferredActivity ds=" 4302 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4303 + "\n component=" + pa.mPref.mComponent); 4304 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4305 } 4306 if (pa.mPref.mMatch != match) { 4307 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4308 + Integer.toHexString(pa.mPref.mMatch)); 4309 continue; 4310 } 4311 // If it's not an "always" type preferred activity and that's what we're 4312 // looking for, skip it. 4313 if (always && !pa.mPref.mAlways) { 4314 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4315 continue; 4316 } 4317 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4318 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4319 if (DEBUG_PREFERRED || debug) { 4320 Slog.v(TAG, "Found preferred activity:"); 4321 if (ai != null) { 4322 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4323 } else { 4324 Slog.v(TAG, " null"); 4325 } 4326 } 4327 if (ai == null) { 4328 // This previously registered preferred activity 4329 // component is no longer known. Most likely an update 4330 // to the app was installed and in the new version this 4331 // component no longer exists. Clean it up by removing 4332 // it from the preferred activities list, and skip it. 4333 Slog.w(TAG, "Removing dangling preferred activity: " 4334 + pa.mPref.mComponent); 4335 pir.removeFilter(pa); 4336 changed = true; 4337 continue; 4338 } 4339 for (int j=0; j<N; j++) { 4340 final ResolveInfo ri = query.get(j); 4341 if (!ri.activityInfo.applicationInfo.packageName 4342 .equals(ai.applicationInfo.packageName)) { 4343 continue; 4344 } 4345 if (!ri.activityInfo.name.equals(ai.name)) { 4346 continue; 4347 } 4348 4349 if (removeMatches) { 4350 pir.removeFilter(pa); 4351 changed = true; 4352 if (DEBUG_PREFERRED) { 4353 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4354 } 4355 break; 4356 } 4357 4358 // Okay we found a previously set preferred or last chosen app. 4359 // If the result set is different from when this 4360 // was created, we need to clear it and re-ask the 4361 // user their preference, if we're looking for an "always" type entry. 4362 if (always && !pa.mPref.sameSet(query)) { 4363 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4364 + intent + " type " + resolvedType); 4365 if (DEBUG_PREFERRED) { 4366 Slog.v(TAG, "Removing preferred activity since set changed " 4367 + pa.mPref.mComponent); 4368 } 4369 pir.removeFilter(pa); 4370 // Re-add the filter as a "last chosen" entry (!always) 4371 PreferredActivity lastChosen = new PreferredActivity( 4372 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4373 pir.addFilter(lastChosen); 4374 changed = true; 4375 return null; 4376 } 4377 4378 // Yay! Either the set matched or we're looking for the last chosen 4379 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4380 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4381 return ri; 4382 } 4383 } 4384 } finally { 4385 if (changed) { 4386 if (DEBUG_PREFERRED) { 4387 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4388 } 4389 scheduleWritePackageRestrictionsLocked(userId); 4390 } 4391 } 4392 } 4393 } 4394 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4395 return null; 4396 } 4397 4398 /* 4399 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4400 */ 4401 @Override 4402 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4403 int targetUserId) { 4404 mContext.enforceCallingOrSelfPermission( 4405 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4406 List<CrossProfileIntentFilter> matches = 4407 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4408 if (matches != null) { 4409 int size = matches.size(); 4410 for (int i = 0; i < size; i++) { 4411 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4412 } 4413 } 4414 if (hasWebURI(intent)) { 4415 // cross-profile app linking works only towards the parent. 4416 final UserInfo parent = getProfileParent(sourceUserId); 4417 synchronized(mPackages) { 4418 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4419 intent, resolvedType, 0, sourceUserId, parent.id); 4420 return xpDomainInfo != null 4421 && xpDomainInfo.bestDomainVerificationStatus != 4422 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4423 } 4424 } 4425 return false; 4426 } 4427 4428 private UserInfo getProfileParent(int userId) { 4429 final long identity = Binder.clearCallingIdentity(); 4430 try { 4431 return sUserManager.getProfileParent(userId); 4432 } finally { 4433 Binder.restoreCallingIdentity(identity); 4434 } 4435 } 4436 4437 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4438 String resolvedType, int userId) { 4439 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4440 if (resolver != null) { 4441 return resolver.queryIntent(intent, resolvedType, false, userId); 4442 } 4443 return null; 4444 } 4445 4446 @Override 4447 public List<ResolveInfo> queryIntentActivities(Intent intent, 4448 String resolvedType, int flags, int userId) { 4449 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4450 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4451 ComponentName comp = intent.getComponent(); 4452 if (comp == null) { 4453 if (intent.getSelector() != null) { 4454 intent = intent.getSelector(); 4455 comp = intent.getComponent(); 4456 } 4457 } 4458 4459 if (comp != null) { 4460 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4461 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4462 if (ai != null) { 4463 final ResolveInfo ri = new ResolveInfo(); 4464 ri.activityInfo = ai; 4465 list.add(ri); 4466 } 4467 return list; 4468 } 4469 4470 // reader 4471 synchronized (mPackages) { 4472 final String pkgName = intent.getPackage(); 4473 if (pkgName == null) { 4474 List<CrossProfileIntentFilter> matchingFilters = 4475 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4476 // Check for results that need to skip the current profile. 4477 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4478 resolvedType, flags, userId); 4479 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4480 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4481 result.add(xpResolveInfo); 4482 return filterIfNotPrimaryUser(result, userId); 4483 } 4484 4485 // Check for results in the current profile. 4486 List<ResolveInfo> result = mActivities.queryIntent( 4487 intent, resolvedType, flags, userId); 4488 4489 // Check for cross profile results. 4490 xpResolveInfo = queryCrossProfileIntents( 4491 matchingFilters, intent, resolvedType, flags, userId); 4492 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4493 result.add(xpResolveInfo); 4494 Collections.sort(result, mResolvePrioritySorter); 4495 } 4496 result = filterIfNotPrimaryUser(result, userId); 4497 if (hasWebURI(intent)) { 4498 CrossProfileDomainInfo xpDomainInfo = null; 4499 final UserInfo parent = getProfileParent(userId); 4500 if (parent != null) { 4501 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4502 flags, userId, parent.id); 4503 } 4504 if (xpDomainInfo != null) { 4505 if (xpResolveInfo != null) { 4506 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4507 // in the result. 4508 result.remove(xpResolveInfo); 4509 } 4510 if (result.size() == 0) { 4511 result.add(xpDomainInfo.resolveInfo); 4512 return result; 4513 } 4514 } else if (result.size() <= 1) { 4515 return result; 4516 } 4517 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4518 xpDomainInfo, userId); 4519 Collections.sort(result, mResolvePrioritySorter); 4520 } 4521 return result; 4522 } 4523 final PackageParser.Package pkg = mPackages.get(pkgName); 4524 if (pkg != null) { 4525 return filterIfNotPrimaryUser( 4526 mActivities.queryIntentForPackage( 4527 intent, resolvedType, flags, pkg.activities, userId), 4528 userId); 4529 } 4530 return new ArrayList<ResolveInfo>(); 4531 } 4532 } 4533 4534 private static class CrossProfileDomainInfo { 4535 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4536 ResolveInfo resolveInfo; 4537 /* Best domain verification status of the activities found in the other profile */ 4538 int bestDomainVerificationStatus; 4539 } 4540 4541 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4542 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4543 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4544 sourceUserId)) { 4545 return null; 4546 } 4547 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4548 resolvedType, flags, parentUserId); 4549 4550 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4551 return null; 4552 } 4553 CrossProfileDomainInfo result = null; 4554 int size = resultTargetUser.size(); 4555 for (int i = 0; i < size; i++) { 4556 ResolveInfo riTargetUser = resultTargetUser.get(i); 4557 // Intent filter verification is only for filters that specify a host. So don't return 4558 // those that handle all web uris. 4559 if (riTargetUser.handleAllWebDataURI) { 4560 continue; 4561 } 4562 String packageName = riTargetUser.activityInfo.packageName; 4563 PackageSetting ps = mSettings.mPackages.get(packageName); 4564 if (ps == null) { 4565 continue; 4566 } 4567 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4568 int status = (int)(verificationState >> 32); 4569 if (result == null) { 4570 result = new CrossProfileDomainInfo(); 4571 result.resolveInfo = 4572 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4573 result.bestDomainVerificationStatus = status; 4574 } else { 4575 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4576 result.bestDomainVerificationStatus); 4577 } 4578 } 4579 return result; 4580 } 4581 4582 /** 4583 * Verification statuses are ordered from the worse to the best, except for 4584 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4585 */ 4586 private int bestDomainVerificationStatus(int status1, int status2) { 4587 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4588 return status2; 4589 } 4590 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4591 return status1; 4592 } 4593 return (int) MathUtils.max(status1, status2); 4594 } 4595 4596 private boolean isUserEnabled(int userId) { 4597 long callingId = Binder.clearCallingIdentity(); 4598 try { 4599 UserInfo userInfo = sUserManager.getUserInfo(userId); 4600 return userInfo != null && userInfo.isEnabled(); 4601 } finally { 4602 Binder.restoreCallingIdentity(callingId); 4603 } 4604 } 4605 4606 /** 4607 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4608 * 4609 * @return filtered list 4610 */ 4611 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4612 if (userId == UserHandle.USER_OWNER) { 4613 return resolveInfos; 4614 } 4615 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4616 ResolveInfo info = resolveInfos.get(i); 4617 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4618 resolveInfos.remove(i); 4619 } 4620 } 4621 return resolveInfos; 4622 } 4623 4624 private static boolean hasWebURI(Intent intent) { 4625 if (intent.getData() == null) { 4626 return false; 4627 } 4628 final String scheme = intent.getScheme(); 4629 if (TextUtils.isEmpty(scheme)) { 4630 return false; 4631 } 4632 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4633 } 4634 4635 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4636 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4637 int userId) { 4638 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4639 4640 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4641 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4642 candidates.size()); 4643 } 4644 4645 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4646 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4647 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4648 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4649 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4650 4651 synchronized (mPackages) { 4652 final int count = candidates.size(); 4653 // First, try to use linked apps. Partition the candidates into four lists: 4654 // one for the final results, one for the "do not use ever", one for "undefined status" 4655 // and finally one for "browser app type". 4656 for (int n=0; n<count; n++) { 4657 ResolveInfo info = candidates.get(n); 4658 String packageName = info.activityInfo.packageName; 4659 PackageSetting ps = mSettings.mPackages.get(packageName); 4660 if (ps != null) { 4661 // Add to the special match all list (Browser use case) 4662 if (info.handleAllWebDataURI) { 4663 matchAllList.add(info); 4664 continue; 4665 } 4666 // Try to get the status from User settings first 4667 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4668 int status = (int)(packedStatus >> 32); 4669 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4670 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4671 if (DEBUG_DOMAIN_VERIFICATION) { 4672 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4673 + " : linkgen=" + linkGeneration); 4674 } 4675 // Use link-enabled generation as preferredOrder, i.e. 4676 // prefer newly-enabled over earlier-enabled. 4677 info.preferredOrder = linkGeneration; 4678 alwaysList.add(info); 4679 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4680 if (DEBUG_DOMAIN_VERIFICATION) { 4681 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4682 } 4683 neverList.add(info); 4684 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4685 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4686 if (DEBUG_DOMAIN_VERIFICATION) { 4687 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4688 } 4689 undefinedList.add(info); 4690 } 4691 } 4692 } 4693 // First try to add the "always" resolution(s) for the current user, if any 4694 if (alwaysList.size() > 0) { 4695 result.addAll(alwaysList); 4696 // if there is an "always" for the parent user, add it. 4697 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4698 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4699 result.add(xpDomainInfo.resolveInfo); 4700 } else { 4701 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4702 result.addAll(undefinedList); 4703 if (xpDomainInfo != null && ( 4704 xpDomainInfo.bestDomainVerificationStatus 4705 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4706 || xpDomainInfo.bestDomainVerificationStatus 4707 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4708 result.add(xpDomainInfo.resolveInfo); 4709 } 4710 // Also add Browsers (all of them or only the default one) 4711 if ((matchFlags & MATCH_ALL) != 0) { 4712 result.addAll(matchAllList); 4713 } else { 4714 // Browser/generic handling case. If there's a default browser, go straight 4715 // to that (but only if there is no other higher-priority match). 4716 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4717 int maxMatchPrio = 0; 4718 ResolveInfo defaultBrowserMatch = null; 4719 final int numCandidates = matchAllList.size(); 4720 for (int n = 0; n < numCandidates; n++) { 4721 ResolveInfo info = matchAllList.get(n); 4722 // track the highest overall match priority... 4723 if (info.priority > maxMatchPrio) { 4724 maxMatchPrio = info.priority; 4725 } 4726 // ...and the highest-priority default browser match 4727 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4728 if (defaultBrowserMatch == null 4729 || (defaultBrowserMatch.priority < info.priority)) { 4730 if (debug) { 4731 Slog.v(TAG, "Considering default browser match " + info); 4732 } 4733 defaultBrowserMatch = info; 4734 } 4735 } 4736 } 4737 if (defaultBrowserMatch != null 4738 && defaultBrowserMatch.priority >= maxMatchPrio 4739 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4740 { 4741 if (debug) { 4742 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4743 } 4744 result.add(defaultBrowserMatch); 4745 } else { 4746 result.addAll(matchAllList); 4747 } 4748 } 4749 4750 // If there is nothing selected, add all candidates and remove the ones that the user 4751 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4752 if (result.size() == 0) { 4753 result.addAll(candidates); 4754 result.removeAll(neverList); 4755 } 4756 } 4757 } 4758 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4759 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4760 result.size()); 4761 for (ResolveInfo info : result) { 4762 Slog.v(TAG, " + " + info.activityInfo); 4763 } 4764 } 4765 return result; 4766 } 4767 4768 // Returns a packed value as a long: 4769 // 4770 // high 'int'-sized word: link status: undefined/ask/never/always. 4771 // low 'int'-sized word: relative priority among 'always' results. 4772 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4773 long result = ps.getDomainVerificationStatusForUser(userId); 4774 // if none available, get the master status 4775 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4776 if (ps.getIntentFilterVerificationInfo() != null) { 4777 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4778 } 4779 } 4780 return result; 4781 } 4782 4783 private ResolveInfo querySkipCurrentProfileIntents( 4784 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4785 int flags, int sourceUserId) { 4786 if (matchingFilters != null) { 4787 int size = matchingFilters.size(); 4788 for (int i = 0; i < size; i ++) { 4789 CrossProfileIntentFilter filter = matchingFilters.get(i); 4790 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4791 // Checking if there are activities in the target user that can handle the 4792 // intent. 4793 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4794 flags, sourceUserId); 4795 if (resolveInfo != null) { 4796 return resolveInfo; 4797 } 4798 } 4799 } 4800 } 4801 return null; 4802 } 4803 4804 // Return matching ResolveInfo if any for skip current profile intent filters. 4805 private ResolveInfo queryCrossProfileIntents( 4806 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4807 int flags, int sourceUserId) { 4808 if (matchingFilters != null) { 4809 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4810 // match the same intent. For performance reasons, it is better not to 4811 // run queryIntent twice for the same userId 4812 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4813 int size = matchingFilters.size(); 4814 for (int i = 0; i < size; i++) { 4815 CrossProfileIntentFilter filter = matchingFilters.get(i); 4816 int targetUserId = filter.getTargetUserId(); 4817 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4818 && !alreadyTriedUserIds.get(targetUserId)) { 4819 // Checking if there are activities in the target user that can handle the 4820 // intent. 4821 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4822 flags, sourceUserId); 4823 if (resolveInfo != null) return resolveInfo; 4824 alreadyTriedUserIds.put(targetUserId, true); 4825 } 4826 } 4827 } 4828 return null; 4829 } 4830 4831 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4832 String resolvedType, int flags, int sourceUserId) { 4833 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4834 resolvedType, flags, filter.getTargetUserId()); 4835 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4836 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4837 } 4838 return null; 4839 } 4840 4841 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4842 int sourceUserId, int targetUserId) { 4843 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4844 String className; 4845 if (targetUserId == UserHandle.USER_OWNER) { 4846 className = FORWARD_INTENT_TO_USER_OWNER; 4847 } else { 4848 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4849 } 4850 ComponentName forwardingActivityComponentName = new ComponentName( 4851 mAndroidApplication.packageName, className); 4852 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4853 sourceUserId); 4854 if (targetUserId == UserHandle.USER_OWNER) { 4855 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4856 forwardingResolveInfo.noResourceId = true; 4857 } 4858 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4859 forwardingResolveInfo.priority = 0; 4860 forwardingResolveInfo.preferredOrder = 0; 4861 forwardingResolveInfo.match = 0; 4862 forwardingResolveInfo.isDefault = true; 4863 forwardingResolveInfo.filter = filter; 4864 forwardingResolveInfo.targetUserId = targetUserId; 4865 return forwardingResolveInfo; 4866 } 4867 4868 @Override 4869 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4870 Intent[] specifics, String[] specificTypes, Intent intent, 4871 String resolvedType, int flags, int userId) { 4872 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4873 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4874 false, "query intent activity options"); 4875 final String resultsAction = intent.getAction(); 4876 4877 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4878 | PackageManager.GET_RESOLVED_FILTER, userId); 4879 4880 if (DEBUG_INTENT_MATCHING) { 4881 Log.v(TAG, "Query " + intent + ": " + results); 4882 } 4883 4884 int specificsPos = 0; 4885 int N; 4886 4887 // todo: note that the algorithm used here is O(N^2). This 4888 // isn't a problem in our current environment, but if we start running 4889 // into situations where we have more than 5 or 10 matches then this 4890 // should probably be changed to something smarter... 4891 4892 // First we go through and resolve each of the specific items 4893 // that were supplied, taking care of removing any corresponding 4894 // duplicate items in the generic resolve list. 4895 if (specifics != null) { 4896 for (int i=0; i<specifics.length; i++) { 4897 final Intent sintent = specifics[i]; 4898 if (sintent == null) { 4899 continue; 4900 } 4901 4902 if (DEBUG_INTENT_MATCHING) { 4903 Log.v(TAG, "Specific #" + i + ": " + sintent); 4904 } 4905 4906 String action = sintent.getAction(); 4907 if (resultsAction != null && resultsAction.equals(action)) { 4908 // If this action was explicitly requested, then don't 4909 // remove things that have it. 4910 action = null; 4911 } 4912 4913 ResolveInfo ri = null; 4914 ActivityInfo ai = null; 4915 4916 ComponentName comp = sintent.getComponent(); 4917 if (comp == null) { 4918 ri = resolveIntent( 4919 sintent, 4920 specificTypes != null ? specificTypes[i] : null, 4921 flags, userId); 4922 if (ri == null) { 4923 continue; 4924 } 4925 if (ri == mResolveInfo) { 4926 // ACK! Must do something better with this. 4927 } 4928 ai = ri.activityInfo; 4929 comp = new ComponentName(ai.applicationInfo.packageName, 4930 ai.name); 4931 } else { 4932 ai = getActivityInfo(comp, flags, userId); 4933 if (ai == null) { 4934 continue; 4935 } 4936 } 4937 4938 // Look for any generic query activities that are duplicates 4939 // of this specific one, and remove them from the results. 4940 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4941 N = results.size(); 4942 int j; 4943 for (j=specificsPos; j<N; j++) { 4944 ResolveInfo sri = results.get(j); 4945 if ((sri.activityInfo.name.equals(comp.getClassName()) 4946 && sri.activityInfo.applicationInfo.packageName.equals( 4947 comp.getPackageName())) 4948 || (action != null && sri.filter.matchAction(action))) { 4949 results.remove(j); 4950 if (DEBUG_INTENT_MATCHING) Log.v( 4951 TAG, "Removing duplicate item from " + j 4952 + " due to specific " + specificsPos); 4953 if (ri == null) { 4954 ri = sri; 4955 } 4956 j--; 4957 N--; 4958 } 4959 } 4960 4961 // Add this specific item to its proper place. 4962 if (ri == null) { 4963 ri = new ResolveInfo(); 4964 ri.activityInfo = ai; 4965 } 4966 results.add(specificsPos, ri); 4967 ri.specificIndex = i; 4968 specificsPos++; 4969 } 4970 } 4971 4972 // Now we go through the remaining generic results and remove any 4973 // duplicate actions that are found here. 4974 N = results.size(); 4975 for (int i=specificsPos; i<N-1; i++) { 4976 final ResolveInfo rii = results.get(i); 4977 if (rii.filter == null) { 4978 continue; 4979 } 4980 4981 // Iterate over all of the actions of this result's intent 4982 // filter... typically this should be just one. 4983 final Iterator<String> it = rii.filter.actionsIterator(); 4984 if (it == null) { 4985 continue; 4986 } 4987 while (it.hasNext()) { 4988 final String action = it.next(); 4989 if (resultsAction != null && resultsAction.equals(action)) { 4990 // If this action was explicitly requested, then don't 4991 // remove things that have it. 4992 continue; 4993 } 4994 for (int j=i+1; j<N; j++) { 4995 final ResolveInfo rij = results.get(j); 4996 if (rij.filter != null && rij.filter.hasAction(action)) { 4997 results.remove(j); 4998 if (DEBUG_INTENT_MATCHING) Log.v( 4999 TAG, "Removing duplicate item from " + j 5000 + " due to action " + action + " at " + i); 5001 j--; 5002 N--; 5003 } 5004 } 5005 } 5006 5007 // If the caller didn't request filter information, drop it now 5008 // so we don't have to marshall/unmarshall it. 5009 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5010 rii.filter = null; 5011 } 5012 } 5013 5014 // Filter out the caller activity if so requested. 5015 if (caller != null) { 5016 N = results.size(); 5017 for (int i=0; i<N; i++) { 5018 ActivityInfo ainfo = results.get(i).activityInfo; 5019 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5020 && caller.getClassName().equals(ainfo.name)) { 5021 results.remove(i); 5022 break; 5023 } 5024 } 5025 } 5026 5027 // If the caller didn't request filter information, 5028 // drop them now so we don't have to 5029 // marshall/unmarshall it. 5030 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5031 N = results.size(); 5032 for (int i=0; i<N; i++) { 5033 results.get(i).filter = null; 5034 } 5035 } 5036 5037 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5038 return results; 5039 } 5040 5041 @Override 5042 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5043 int userId) { 5044 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5045 ComponentName comp = intent.getComponent(); 5046 if (comp == null) { 5047 if (intent.getSelector() != null) { 5048 intent = intent.getSelector(); 5049 comp = intent.getComponent(); 5050 } 5051 } 5052 if (comp != null) { 5053 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5054 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5055 if (ai != null) { 5056 ResolveInfo ri = new ResolveInfo(); 5057 ri.activityInfo = ai; 5058 list.add(ri); 5059 } 5060 return list; 5061 } 5062 5063 // reader 5064 synchronized (mPackages) { 5065 String pkgName = intent.getPackage(); 5066 if (pkgName == null) { 5067 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5068 } 5069 final PackageParser.Package pkg = mPackages.get(pkgName); 5070 if (pkg != null) { 5071 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5072 userId); 5073 } 5074 return null; 5075 } 5076 } 5077 5078 @Override 5079 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5080 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5081 if (!sUserManager.exists(userId)) return null; 5082 if (query != null) { 5083 if (query.size() >= 1) { 5084 // If there is more than one service with the same priority, 5085 // just arbitrarily pick the first one. 5086 return query.get(0); 5087 } 5088 } 5089 return null; 5090 } 5091 5092 @Override 5093 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5094 int userId) { 5095 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5096 ComponentName comp = intent.getComponent(); 5097 if (comp == null) { 5098 if (intent.getSelector() != null) { 5099 intent = intent.getSelector(); 5100 comp = intent.getComponent(); 5101 } 5102 } 5103 if (comp != null) { 5104 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5105 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5106 if (si != null) { 5107 final ResolveInfo ri = new ResolveInfo(); 5108 ri.serviceInfo = si; 5109 list.add(ri); 5110 } 5111 return list; 5112 } 5113 5114 // reader 5115 synchronized (mPackages) { 5116 String pkgName = intent.getPackage(); 5117 if (pkgName == null) { 5118 return mServices.queryIntent(intent, resolvedType, flags, userId); 5119 } 5120 final PackageParser.Package pkg = mPackages.get(pkgName); 5121 if (pkg != null) { 5122 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5123 userId); 5124 } 5125 return null; 5126 } 5127 } 5128 5129 @Override 5130 public List<ResolveInfo> queryIntentContentProviders( 5131 Intent intent, String resolvedType, int flags, int userId) { 5132 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5133 ComponentName comp = intent.getComponent(); 5134 if (comp == null) { 5135 if (intent.getSelector() != null) { 5136 intent = intent.getSelector(); 5137 comp = intent.getComponent(); 5138 } 5139 } 5140 if (comp != null) { 5141 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5142 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5143 if (pi != null) { 5144 final ResolveInfo ri = new ResolveInfo(); 5145 ri.providerInfo = pi; 5146 list.add(ri); 5147 } 5148 return list; 5149 } 5150 5151 // reader 5152 synchronized (mPackages) { 5153 String pkgName = intent.getPackage(); 5154 if (pkgName == null) { 5155 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5156 } 5157 final PackageParser.Package pkg = mPackages.get(pkgName); 5158 if (pkg != null) { 5159 return mProviders.queryIntentForPackage( 5160 intent, resolvedType, flags, pkg.providers, userId); 5161 } 5162 return null; 5163 } 5164 } 5165 5166 @Override 5167 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5168 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5169 5170 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5171 5172 // writer 5173 synchronized (mPackages) { 5174 ArrayList<PackageInfo> list; 5175 if (listUninstalled) { 5176 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5177 for (PackageSetting ps : mSettings.mPackages.values()) { 5178 PackageInfo pi; 5179 if (ps.pkg != null) { 5180 pi = generatePackageInfo(ps.pkg, flags, userId); 5181 } else { 5182 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5183 } 5184 if (pi != null) { 5185 list.add(pi); 5186 } 5187 } 5188 } else { 5189 list = new ArrayList<PackageInfo>(mPackages.size()); 5190 for (PackageParser.Package p : mPackages.values()) { 5191 PackageInfo pi = generatePackageInfo(p, flags, userId); 5192 if (pi != null) { 5193 list.add(pi); 5194 } 5195 } 5196 } 5197 5198 return new ParceledListSlice<PackageInfo>(list); 5199 } 5200 } 5201 5202 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5203 String[] permissions, boolean[] tmp, int flags, int userId) { 5204 int numMatch = 0; 5205 final PermissionsState permissionsState = ps.getPermissionsState(); 5206 for (int i=0; i<permissions.length; i++) { 5207 final String permission = permissions[i]; 5208 if (permissionsState.hasPermission(permission, userId)) { 5209 tmp[i] = true; 5210 numMatch++; 5211 } else { 5212 tmp[i] = false; 5213 } 5214 } 5215 if (numMatch == 0) { 5216 return; 5217 } 5218 PackageInfo pi; 5219 if (ps.pkg != null) { 5220 pi = generatePackageInfo(ps.pkg, flags, userId); 5221 } else { 5222 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5223 } 5224 // The above might return null in cases of uninstalled apps or install-state 5225 // skew across users/profiles. 5226 if (pi != null) { 5227 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5228 if (numMatch == permissions.length) { 5229 pi.requestedPermissions = permissions; 5230 } else { 5231 pi.requestedPermissions = new String[numMatch]; 5232 numMatch = 0; 5233 for (int i=0; i<permissions.length; i++) { 5234 if (tmp[i]) { 5235 pi.requestedPermissions[numMatch] = permissions[i]; 5236 numMatch++; 5237 } 5238 } 5239 } 5240 } 5241 list.add(pi); 5242 } 5243 } 5244 5245 @Override 5246 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5247 String[] permissions, int flags, int userId) { 5248 if (!sUserManager.exists(userId)) return null; 5249 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5250 5251 // writer 5252 synchronized (mPackages) { 5253 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5254 boolean[] tmpBools = new boolean[permissions.length]; 5255 if (listUninstalled) { 5256 for (PackageSetting ps : mSettings.mPackages.values()) { 5257 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5258 } 5259 } else { 5260 for (PackageParser.Package pkg : mPackages.values()) { 5261 PackageSetting ps = (PackageSetting)pkg.mExtras; 5262 if (ps != null) { 5263 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5264 userId); 5265 } 5266 } 5267 } 5268 5269 return new ParceledListSlice<PackageInfo>(list); 5270 } 5271 } 5272 5273 @Override 5274 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5275 if (!sUserManager.exists(userId)) return null; 5276 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5277 5278 // writer 5279 synchronized (mPackages) { 5280 ArrayList<ApplicationInfo> list; 5281 if (listUninstalled) { 5282 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5283 for (PackageSetting ps : mSettings.mPackages.values()) { 5284 ApplicationInfo ai; 5285 if (ps.pkg != null) { 5286 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5287 ps.readUserState(userId), userId); 5288 } else { 5289 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5290 } 5291 if (ai != null) { 5292 list.add(ai); 5293 } 5294 } 5295 } else { 5296 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5297 for (PackageParser.Package p : mPackages.values()) { 5298 if (p.mExtras != null) { 5299 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5300 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5301 if (ai != null) { 5302 list.add(ai); 5303 } 5304 } 5305 } 5306 } 5307 5308 return new ParceledListSlice<ApplicationInfo>(list); 5309 } 5310 } 5311 5312 public List<ApplicationInfo> getPersistentApplications(int flags) { 5313 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5314 5315 // reader 5316 synchronized (mPackages) { 5317 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5318 final int userId = UserHandle.getCallingUserId(); 5319 while (i.hasNext()) { 5320 final PackageParser.Package p = i.next(); 5321 if (p.applicationInfo != null 5322 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5323 && (!mSafeMode || isSystemApp(p))) { 5324 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5325 if (ps != null) { 5326 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5327 ps.readUserState(userId), userId); 5328 if (ai != null) { 5329 finalList.add(ai); 5330 } 5331 } 5332 } 5333 } 5334 } 5335 5336 return finalList; 5337 } 5338 5339 @Override 5340 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5341 if (!sUserManager.exists(userId)) return null; 5342 // reader 5343 synchronized (mPackages) { 5344 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5345 PackageSetting ps = provider != null 5346 ? mSettings.mPackages.get(provider.owner.packageName) 5347 : null; 5348 return ps != null 5349 && mSettings.isEnabledLPr(provider.info, flags, userId) 5350 && (!mSafeMode || (provider.info.applicationInfo.flags 5351 &ApplicationInfo.FLAG_SYSTEM) != 0) 5352 ? PackageParser.generateProviderInfo(provider, flags, 5353 ps.readUserState(userId), userId) 5354 : null; 5355 } 5356 } 5357 5358 /** 5359 * @deprecated 5360 */ 5361 @Deprecated 5362 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5363 // reader 5364 synchronized (mPackages) { 5365 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5366 .entrySet().iterator(); 5367 final int userId = UserHandle.getCallingUserId(); 5368 while (i.hasNext()) { 5369 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5370 PackageParser.Provider p = entry.getValue(); 5371 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5372 5373 if (ps != null && p.syncable 5374 && (!mSafeMode || (p.info.applicationInfo.flags 5375 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5376 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5377 ps.readUserState(userId), userId); 5378 if (info != null) { 5379 outNames.add(entry.getKey()); 5380 outInfo.add(info); 5381 } 5382 } 5383 } 5384 } 5385 } 5386 5387 @Override 5388 public List<ProviderInfo> queryContentProviders(String processName, 5389 int uid, int flags) { 5390 ArrayList<ProviderInfo> finalList = null; 5391 // reader 5392 synchronized (mPackages) { 5393 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5394 final int userId = processName != null ? 5395 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5396 while (i.hasNext()) { 5397 final PackageParser.Provider p = i.next(); 5398 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5399 if (ps != null && p.info.authority != null 5400 && (processName == null 5401 || (p.info.processName.equals(processName) 5402 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5403 && mSettings.isEnabledLPr(p.info, flags, userId) 5404 && (!mSafeMode 5405 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5406 if (finalList == null) { 5407 finalList = new ArrayList<ProviderInfo>(3); 5408 } 5409 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5410 ps.readUserState(userId), userId); 5411 if (info != null) { 5412 finalList.add(info); 5413 } 5414 } 5415 } 5416 } 5417 5418 if (finalList != null) { 5419 Collections.sort(finalList, mProviderInitOrderSorter); 5420 } 5421 5422 return finalList; 5423 } 5424 5425 @Override 5426 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5427 int flags) { 5428 // reader 5429 synchronized (mPackages) { 5430 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5431 return PackageParser.generateInstrumentationInfo(i, flags); 5432 } 5433 } 5434 5435 @Override 5436 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5437 int flags) { 5438 ArrayList<InstrumentationInfo> finalList = 5439 new ArrayList<InstrumentationInfo>(); 5440 5441 // reader 5442 synchronized (mPackages) { 5443 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5444 while (i.hasNext()) { 5445 final PackageParser.Instrumentation p = i.next(); 5446 if (targetPackage == null 5447 || targetPackage.equals(p.info.targetPackage)) { 5448 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5449 flags); 5450 if (ii != null) { 5451 finalList.add(ii); 5452 } 5453 } 5454 } 5455 } 5456 5457 return finalList; 5458 } 5459 5460 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5461 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5462 if (overlays == null) { 5463 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5464 return; 5465 } 5466 for (PackageParser.Package opkg : overlays.values()) { 5467 // Not much to do if idmap fails: we already logged the error 5468 // and we certainly don't want to abort installation of pkg simply 5469 // because an overlay didn't fit properly. For these reasons, 5470 // ignore the return value of createIdmapForPackagePairLI. 5471 createIdmapForPackagePairLI(pkg, opkg); 5472 } 5473 } 5474 5475 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5476 PackageParser.Package opkg) { 5477 if (!opkg.mTrustedOverlay) { 5478 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5479 opkg.baseCodePath + ": overlay not trusted"); 5480 return false; 5481 } 5482 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5483 if (overlaySet == null) { 5484 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5485 opkg.baseCodePath + " but target package has no known overlays"); 5486 return false; 5487 } 5488 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5489 // TODO: generate idmap for split APKs 5490 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5491 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5492 + opkg.baseCodePath); 5493 return false; 5494 } 5495 PackageParser.Package[] overlayArray = 5496 overlaySet.values().toArray(new PackageParser.Package[0]); 5497 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5498 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5499 return p1.mOverlayPriority - p2.mOverlayPriority; 5500 } 5501 }; 5502 Arrays.sort(overlayArray, cmp); 5503 5504 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5505 int i = 0; 5506 for (PackageParser.Package p : overlayArray) { 5507 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5508 } 5509 return true; 5510 } 5511 5512 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5513 final File[] files = dir.listFiles(); 5514 if (ArrayUtils.isEmpty(files)) { 5515 Log.d(TAG, "No files in app dir " + dir); 5516 return; 5517 } 5518 5519 if (DEBUG_PACKAGE_SCANNING) { 5520 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5521 + " flags=0x" + Integer.toHexString(parseFlags)); 5522 } 5523 5524 for (File file : files) { 5525 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5526 && !PackageInstallerService.isStageName(file.getName()); 5527 if (!isPackage) { 5528 // Ignore entries which are not packages 5529 continue; 5530 } 5531 try { 5532 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5533 scanFlags, currentTime, null); 5534 } catch (PackageManagerException e) { 5535 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5536 5537 // Delete invalid userdata apps 5538 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5539 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5540 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5541 if (file.isDirectory()) { 5542 mInstaller.rmPackageDir(file.getAbsolutePath()); 5543 } else { 5544 file.delete(); 5545 } 5546 } 5547 } 5548 } 5549 } 5550 5551 private static File getSettingsProblemFile() { 5552 File dataDir = Environment.getDataDirectory(); 5553 File systemDir = new File(dataDir, "system"); 5554 File fname = new File(systemDir, "uiderrors.txt"); 5555 return fname; 5556 } 5557 5558 static void reportSettingsProblem(int priority, String msg) { 5559 logCriticalInfo(priority, msg); 5560 } 5561 5562 static void logCriticalInfo(int priority, String msg) { 5563 Slog.println(priority, TAG, msg); 5564 EventLogTags.writePmCriticalInfo(msg); 5565 try { 5566 File fname = getSettingsProblemFile(); 5567 FileOutputStream out = new FileOutputStream(fname, true); 5568 PrintWriter pw = new FastPrintWriter(out); 5569 SimpleDateFormat formatter = new SimpleDateFormat(); 5570 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5571 pw.println(dateString + ": " + msg); 5572 pw.close(); 5573 FileUtils.setPermissions( 5574 fname.toString(), 5575 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5576 -1, -1); 5577 } catch (java.io.IOException e) { 5578 } 5579 } 5580 5581 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5582 PackageParser.Package pkg, File srcFile, int parseFlags) 5583 throws PackageManagerException { 5584 if (ps != null 5585 && ps.codePath.equals(srcFile) 5586 && ps.timeStamp == srcFile.lastModified() 5587 && !isCompatSignatureUpdateNeeded(pkg) 5588 && !isRecoverSignatureUpdateNeeded(pkg)) { 5589 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5590 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5591 ArraySet<PublicKey> signingKs; 5592 synchronized (mPackages) { 5593 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5594 } 5595 if (ps.signatures.mSignatures != null 5596 && ps.signatures.mSignatures.length != 0 5597 && signingKs != null) { 5598 // Optimization: reuse the existing cached certificates 5599 // if the package appears to be unchanged. 5600 pkg.mSignatures = ps.signatures.mSignatures; 5601 pkg.mSigningKeys = signingKs; 5602 return; 5603 } 5604 5605 Slog.w(TAG, "PackageSetting for " + ps.name 5606 + " is missing signatures. Collecting certs again to recover them."); 5607 } else { 5608 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5609 } 5610 5611 try { 5612 pp.collectCertificates(pkg, parseFlags); 5613 pp.collectManifestDigest(pkg); 5614 } catch (PackageParserException e) { 5615 throw PackageManagerException.from(e); 5616 } 5617 } 5618 5619 /* 5620 * Scan a package and return the newly parsed package. 5621 * Returns null in case of errors and the error code is stored in mLastScanError 5622 */ 5623 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5624 long currentTime, UserHandle user) throws PackageManagerException { 5625 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5626 parseFlags |= mDefParseFlags; 5627 PackageParser pp = new PackageParser(); 5628 pp.setSeparateProcesses(mSeparateProcesses); 5629 pp.setOnlyCoreApps(mOnlyCore); 5630 pp.setDisplayMetrics(mMetrics); 5631 5632 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5633 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5634 } 5635 5636 final PackageParser.Package pkg; 5637 try { 5638 pkg = pp.parsePackage(scanFile, parseFlags); 5639 } catch (PackageParserException e) { 5640 throw PackageManagerException.from(e); 5641 } 5642 5643 PackageSetting ps = null; 5644 PackageSetting updatedPkg; 5645 // reader 5646 synchronized (mPackages) { 5647 // Look to see if we already know about this package. 5648 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5649 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5650 // This package has been renamed to its original name. Let's 5651 // use that. 5652 ps = mSettings.peekPackageLPr(oldName); 5653 } 5654 // If there was no original package, see one for the real package name. 5655 if (ps == null) { 5656 ps = mSettings.peekPackageLPr(pkg.packageName); 5657 } 5658 // Check to see if this package could be hiding/updating a system 5659 // package. Must look for it either under the original or real 5660 // package name depending on our state. 5661 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5662 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5663 } 5664 boolean updatedPkgBetter = false; 5665 // First check if this is a system package that may involve an update 5666 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5667 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5668 // it needs to drop FLAG_PRIVILEGED. 5669 if (locationIsPrivileged(scanFile)) { 5670 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5671 } else { 5672 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5673 } 5674 5675 if (ps != null && !ps.codePath.equals(scanFile)) { 5676 // The path has changed from what was last scanned... check the 5677 // version of the new path against what we have stored to determine 5678 // what to do. 5679 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5680 if (pkg.mVersionCode <= ps.versionCode) { 5681 // The system package has been updated and the code path does not match 5682 // Ignore entry. Skip it. 5683 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5684 + " ignored: updated version " + ps.versionCode 5685 + " better than this " + pkg.mVersionCode); 5686 if (!updatedPkg.codePath.equals(scanFile)) { 5687 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5688 + ps.name + " changing from " + updatedPkg.codePathString 5689 + " to " + scanFile); 5690 updatedPkg.codePath = scanFile; 5691 updatedPkg.codePathString = scanFile.toString(); 5692 updatedPkg.resourcePath = scanFile; 5693 updatedPkg.resourcePathString = scanFile.toString(); 5694 } 5695 updatedPkg.pkg = pkg; 5696 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5697 "Package " + ps.name + " at " + scanFile 5698 + " ignored: updated version " + ps.versionCode 5699 + " better than this " + pkg.mVersionCode); 5700 } else { 5701 // The current app on the system partition is better than 5702 // what we have updated to on the data partition; switch 5703 // back to the system partition version. 5704 // At this point, its safely assumed that package installation for 5705 // apps in system partition will go through. If not there won't be a working 5706 // version of the app 5707 // writer 5708 synchronized (mPackages) { 5709 // Just remove the loaded entries from package lists. 5710 mPackages.remove(ps.name); 5711 } 5712 5713 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5714 + " reverting from " + ps.codePathString 5715 + ": new version " + pkg.mVersionCode 5716 + " better than installed " + ps.versionCode); 5717 5718 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5719 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5720 synchronized (mInstallLock) { 5721 args.cleanUpResourcesLI(); 5722 } 5723 synchronized (mPackages) { 5724 mSettings.enableSystemPackageLPw(ps.name); 5725 } 5726 updatedPkgBetter = true; 5727 } 5728 } 5729 } 5730 5731 if (updatedPkg != null) { 5732 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5733 // initially 5734 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5735 5736 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5737 // flag set initially 5738 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5739 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5740 } 5741 } 5742 5743 // Verify certificates against what was last scanned 5744 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5745 5746 /* 5747 * A new system app appeared, but we already had a non-system one of the 5748 * same name installed earlier. 5749 */ 5750 boolean shouldHideSystemApp = false; 5751 if (updatedPkg == null && ps != null 5752 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5753 /* 5754 * Check to make sure the signatures match first. If they don't, 5755 * wipe the installed application and its data. 5756 */ 5757 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5758 != PackageManager.SIGNATURE_MATCH) { 5759 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5760 + " signatures don't match existing userdata copy; removing"); 5761 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5762 ps = null; 5763 } else { 5764 /* 5765 * If the newly-added system app is an older version than the 5766 * already installed version, hide it. It will be scanned later 5767 * and re-added like an update. 5768 */ 5769 if (pkg.mVersionCode <= ps.versionCode) { 5770 shouldHideSystemApp = true; 5771 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5772 + " but new version " + pkg.mVersionCode + " better than installed " 5773 + ps.versionCode + "; hiding system"); 5774 } else { 5775 /* 5776 * The newly found system app is a newer version that the 5777 * one previously installed. Simply remove the 5778 * already-installed application and replace it with our own 5779 * while keeping the application data. 5780 */ 5781 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5782 + " reverting from " + ps.codePathString + ": new version " 5783 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5784 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5785 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5786 synchronized (mInstallLock) { 5787 args.cleanUpResourcesLI(); 5788 } 5789 } 5790 } 5791 } 5792 5793 // The apk is forward locked (not public) if its code and resources 5794 // are kept in different files. (except for app in either system or 5795 // vendor path). 5796 // TODO grab this value from PackageSettings 5797 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5798 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5799 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5800 } 5801 } 5802 5803 // TODO: extend to support forward-locked splits 5804 String resourcePath = null; 5805 String baseResourcePath = null; 5806 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5807 if (ps != null && ps.resourcePathString != null) { 5808 resourcePath = ps.resourcePathString; 5809 baseResourcePath = ps.resourcePathString; 5810 } else { 5811 // Should not happen at all. Just log an error. 5812 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5813 } 5814 } else { 5815 resourcePath = pkg.codePath; 5816 baseResourcePath = pkg.baseCodePath; 5817 } 5818 5819 // Set application objects path explicitly. 5820 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5821 pkg.applicationInfo.setCodePath(pkg.codePath); 5822 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5823 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5824 pkg.applicationInfo.setResourcePath(resourcePath); 5825 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5826 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5827 5828 // Note that we invoke the following method only if we are about to unpack an application 5829 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5830 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5831 5832 /* 5833 * If the system app should be overridden by a previously installed 5834 * data, hide the system app now and let the /data/app scan pick it up 5835 * again. 5836 */ 5837 if (shouldHideSystemApp) { 5838 synchronized (mPackages) { 5839 /* 5840 * We have to grant systems permissions before we hide, because 5841 * grantPermissions will assume the package update is trying to 5842 * expand its permissions. 5843 */ 5844 grantPermissionsLPw(pkg, true, pkg.packageName); 5845 mSettings.disableSystemPackageLPw(pkg.packageName); 5846 } 5847 } 5848 5849 return scannedPkg; 5850 } 5851 5852 private static String fixProcessName(String defProcessName, 5853 String processName, int uid) { 5854 if (processName == null) { 5855 return defProcessName; 5856 } 5857 return processName; 5858 } 5859 5860 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5861 throws PackageManagerException { 5862 if (pkgSetting.signatures.mSignatures != null) { 5863 // Already existing package. Make sure signatures match 5864 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5865 == PackageManager.SIGNATURE_MATCH; 5866 if (!match) { 5867 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5868 == PackageManager.SIGNATURE_MATCH; 5869 } 5870 if (!match) { 5871 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5872 == PackageManager.SIGNATURE_MATCH; 5873 } 5874 if (!match) { 5875 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5876 + pkg.packageName + " signatures do not match the " 5877 + "previously installed version; ignoring!"); 5878 } 5879 } 5880 5881 // Check for shared user signatures 5882 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5883 // Already existing package. Make sure signatures match 5884 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5885 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5886 if (!match) { 5887 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5888 == PackageManager.SIGNATURE_MATCH; 5889 } 5890 if (!match) { 5891 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5892 == PackageManager.SIGNATURE_MATCH; 5893 } 5894 if (!match) { 5895 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5896 "Package " + pkg.packageName 5897 + " has no signatures that match those in shared user " 5898 + pkgSetting.sharedUser.name + "; ignoring!"); 5899 } 5900 } 5901 } 5902 5903 /** 5904 * Enforces that only the system UID or root's UID can call a method exposed 5905 * via Binder. 5906 * 5907 * @param message used as message if SecurityException is thrown 5908 * @throws SecurityException if the caller is not system or root 5909 */ 5910 private static final void enforceSystemOrRoot(String message) { 5911 final int uid = Binder.getCallingUid(); 5912 if (uid != Process.SYSTEM_UID && uid != 0) { 5913 throw new SecurityException(message); 5914 } 5915 } 5916 5917 @Override 5918 public void performBootDexOpt() { 5919 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5920 5921 // Before everything else, see whether we need to fstrim. 5922 try { 5923 IMountService ms = PackageHelper.getMountService(); 5924 if (ms != null) { 5925 final boolean isUpgrade = isUpgrade(); 5926 boolean doTrim = isUpgrade; 5927 if (doTrim) { 5928 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5929 } else { 5930 final long interval = android.provider.Settings.Global.getLong( 5931 mContext.getContentResolver(), 5932 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5933 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5934 if (interval > 0) { 5935 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5936 if (timeSinceLast > interval) { 5937 doTrim = true; 5938 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5939 + "; running immediately"); 5940 } 5941 } 5942 } 5943 if (doTrim) { 5944 if (!isFirstBoot()) { 5945 try { 5946 ActivityManagerNative.getDefault().showBootMessage( 5947 mContext.getResources().getString( 5948 R.string.android_upgrading_fstrim), true); 5949 } catch (RemoteException e) { 5950 } 5951 } 5952 ms.runMaintenance(); 5953 } 5954 } else { 5955 Slog.e(TAG, "Mount service unavailable!"); 5956 } 5957 } catch (RemoteException e) { 5958 // Can't happen; MountService is local 5959 } 5960 5961 final ArraySet<PackageParser.Package> pkgs; 5962 synchronized (mPackages) { 5963 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5964 } 5965 5966 if (pkgs != null) { 5967 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5968 // in case the device runs out of space. 5969 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5970 // Give priority to core apps. 5971 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5972 PackageParser.Package pkg = it.next(); 5973 if (pkg.coreApp) { 5974 if (DEBUG_DEXOPT) { 5975 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5976 } 5977 sortedPkgs.add(pkg); 5978 it.remove(); 5979 } 5980 } 5981 // Give priority to system apps that listen for pre boot complete. 5982 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5983 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5984 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5985 PackageParser.Package pkg = it.next(); 5986 if (pkgNames.contains(pkg.packageName)) { 5987 if (DEBUG_DEXOPT) { 5988 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5989 } 5990 sortedPkgs.add(pkg); 5991 it.remove(); 5992 } 5993 } 5994 // Give priority to system apps. 5995 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5996 PackageParser.Package pkg = it.next(); 5997 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5998 if (DEBUG_DEXOPT) { 5999 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6000 } 6001 sortedPkgs.add(pkg); 6002 it.remove(); 6003 } 6004 } 6005 // Give priority to updated system apps. 6006 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6007 PackageParser.Package pkg = it.next(); 6008 if (pkg.isUpdatedSystemApp()) { 6009 if (DEBUG_DEXOPT) { 6010 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6011 } 6012 sortedPkgs.add(pkg); 6013 it.remove(); 6014 } 6015 } 6016 // Give priority to apps that listen for boot complete. 6017 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6018 pkgNames = getPackageNamesForIntent(intent); 6019 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6020 PackageParser.Package pkg = it.next(); 6021 if (pkgNames.contains(pkg.packageName)) { 6022 if (DEBUG_DEXOPT) { 6023 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6024 } 6025 sortedPkgs.add(pkg); 6026 it.remove(); 6027 } 6028 } 6029 // Filter out packages that aren't recently used. 6030 filterRecentlyUsedApps(pkgs); 6031 // Add all remaining apps. 6032 for (PackageParser.Package pkg : pkgs) { 6033 if (DEBUG_DEXOPT) { 6034 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6035 } 6036 sortedPkgs.add(pkg); 6037 } 6038 6039 // If we want to be lazy, filter everything that wasn't recently used. 6040 if (mLazyDexOpt) { 6041 filterRecentlyUsedApps(sortedPkgs); 6042 } 6043 6044 int i = 0; 6045 int total = sortedPkgs.size(); 6046 File dataDir = Environment.getDataDirectory(); 6047 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6048 if (lowThreshold == 0) { 6049 throw new IllegalStateException("Invalid low memory threshold"); 6050 } 6051 for (PackageParser.Package pkg : sortedPkgs) { 6052 long usableSpace = dataDir.getUsableSpace(); 6053 if (usableSpace < lowThreshold) { 6054 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6055 break; 6056 } 6057 performBootDexOpt(pkg, ++i, total); 6058 } 6059 } 6060 } 6061 6062 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6063 // Filter out packages that aren't recently used. 6064 // 6065 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6066 // should do a full dexopt. 6067 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6068 int total = pkgs.size(); 6069 int skipped = 0; 6070 long now = System.currentTimeMillis(); 6071 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6072 PackageParser.Package pkg = i.next(); 6073 long then = pkg.mLastPackageUsageTimeInMills; 6074 if (then + mDexOptLRUThresholdInMills < now) { 6075 if (DEBUG_DEXOPT) { 6076 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6077 ((then == 0) ? "never" : new Date(then))); 6078 } 6079 i.remove(); 6080 skipped++; 6081 } 6082 } 6083 if (DEBUG_DEXOPT) { 6084 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6085 } 6086 } 6087 } 6088 6089 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6090 List<ResolveInfo> ris = null; 6091 try { 6092 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6093 intent, null, 0, UserHandle.USER_OWNER); 6094 } catch (RemoteException e) { 6095 } 6096 ArraySet<String> pkgNames = new ArraySet<String>(); 6097 if (ris != null) { 6098 for (ResolveInfo ri : ris) { 6099 pkgNames.add(ri.activityInfo.packageName); 6100 } 6101 } 6102 return pkgNames; 6103 } 6104 6105 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6106 if (DEBUG_DEXOPT) { 6107 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6108 } 6109 if (!isFirstBoot()) { 6110 try { 6111 ActivityManagerNative.getDefault().showBootMessage( 6112 mContext.getResources().getString(R.string.android_upgrading_apk, 6113 curr, total), true); 6114 } catch (RemoteException e) { 6115 } 6116 } 6117 PackageParser.Package p = pkg; 6118 synchronized (mInstallLock) { 6119 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6120 false /* force dex */, false /* defer */, true /* include dependencies */); 6121 } 6122 } 6123 6124 @Override 6125 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6126 return performDexOpt(packageName, instructionSet, false); 6127 } 6128 6129 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6130 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6131 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6132 if (!dexopt && !updateUsage) { 6133 // We aren't going to dexopt or update usage, so bail early. 6134 return false; 6135 } 6136 PackageParser.Package p; 6137 final String targetInstructionSet; 6138 synchronized (mPackages) { 6139 p = mPackages.get(packageName); 6140 if (p == null) { 6141 return false; 6142 } 6143 if (updateUsage) { 6144 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6145 } 6146 mPackageUsage.write(false); 6147 if (!dexopt) { 6148 // We aren't going to dexopt, so bail early. 6149 return false; 6150 } 6151 6152 targetInstructionSet = instructionSet != null ? instructionSet : 6153 getPrimaryInstructionSet(p.applicationInfo); 6154 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6155 return false; 6156 } 6157 } 6158 6159 synchronized (mInstallLock) { 6160 final String[] instructionSets = new String[] { targetInstructionSet }; 6161 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6162 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6163 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6164 } 6165 } 6166 6167 public ArraySet<String> getPackagesThatNeedDexOpt() { 6168 ArraySet<String> pkgs = null; 6169 synchronized (mPackages) { 6170 for (PackageParser.Package p : mPackages.values()) { 6171 if (DEBUG_DEXOPT) { 6172 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6173 } 6174 if (!p.mDexOptPerformed.isEmpty()) { 6175 continue; 6176 } 6177 if (pkgs == null) { 6178 pkgs = new ArraySet<String>(); 6179 } 6180 pkgs.add(p.packageName); 6181 } 6182 } 6183 return pkgs; 6184 } 6185 6186 public void shutdown() { 6187 mPackageUsage.write(true); 6188 } 6189 6190 @Override 6191 public void forceDexOpt(String packageName) { 6192 enforceSystemOrRoot("forceDexOpt"); 6193 6194 PackageParser.Package pkg; 6195 synchronized (mPackages) { 6196 pkg = mPackages.get(packageName); 6197 if (pkg == null) { 6198 throw new IllegalArgumentException("Missing package: " + packageName); 6199 } 6200 } 6201 6202 synchronized (mInstallLock) { 6203 final String[] instructionSets = new String[] { 6204 getPrimaryInstructionSet(pkg.applicationInfo) }; 6205 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6206 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6207 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6208 throw new IllegalStateException("Failed to dexopt: " + res); 6209 } 6210 } 6211 } 6212 6213 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6214 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6215 Slog.w(TAG, "Unable to update from " + oldPkg.name 6216 + " to " + newPkg.packageName 6217 + ": old package not in system partition"); 6218 return false; 6219 } else if (mPackages.get(oldPkg.name) != null) { 6220 Slog.w(TAG, "Unable to update from " + oldPkg.name 6221 + " to " + newPkg.packageName 6222 + ": old package still exists"); 6223 return false; 6224 } 6225 return true; 6226 } 6227 6228 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6229 int[] users = sUserManager.getUserIds(); 6230 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6231 if (res < 0) { 6232 return res; 6233 } 6234 for (int user : users) { 6235 if (user != 0) { 6236 res = mInstaller.createUserData(volumeUuid, packageName, 6237 UserHandle.getUid(user, uid), user, seinfo); 6238 if (res < 0) { 6239 return res; 6240 } 6241 } 6242 } 6243 return res; 6244 } 6245 6246 private int removeDataDirsLI(String volumeUuid, String packageName) { 6247 int[] users = sUserManager.getUserIds(); 6248 int res = 0; 6249 for (int user : users) { 6250 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6251 if (resInner < 0) { 6252 res = resInner; 6253 } 6254 } 6255 6256 return res; 6257 } 6258 6259 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6260 int[] users = sUserManager.getUserIds(); 6261 int res = 0; 6262 for (int user : users) { 6263 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6264 if (resInner < 0) { 6265 res = resInner; 6266 } 6267 } 6268 return res; 6269 } 6270 6271 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6272 PackageParser.Package changingLib) { 6273 if (file.path != null) { 6274 usesLibraryFiles.add(file.path); 6275 return; 6276 } 6277 PackageParser.Package p = mPackages.get(file.apk); 6278 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6279 // If we are doing this while in the middle of updating a library apk, 6280 // then we need to make sure to use that new apk for determining the 6281 // dependencies here. (We haven't yet finished committing the new apk 6282 // to the package manager state.) 6283 if (p == null || p.packageName.equals(changingLib.packageName)) { 6284 p = changingLib; 6285 } 6286 } 6287 if (p != null) { 6288 usesLibraryFiles.addAll(p.getAllCodePaths()); 6289 } 6290 } 6291 6292 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6293 PackageParser.Package changingLib) throws PackageManagerException { 6294 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6295 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6296 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6297 for (int i=0; i<N; i++) { 6298 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6299 if (file == null) { 6300 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6301 "Package " + pkg.packageName + " requires unavailable shared library " 6302 + pkg.usesLibraries.get(i) + "; failing!"); 6303 } 6304 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6305 } 6306 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6307 for (int i=0; i<N; i++) { 6308 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6309 if (file == null) { 6310 Slog.w(TAG, "Package " + pkg.packageName 6311 + " desires unavailable shared library " 6312 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6313 } else { 6314 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6315 } 6316 } 6317 N = usesLibraryFiles.size(); 6318 if (N > 0) { 6319 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6320 } else { 6321 pkg.usesLibraryFiles = null; 6322 } 6323 } 6324 } 6325 6326 private static boolean hasString(List<String> list, List<String> which) { 6327 if (list == null) { 6328 return false; 6329 } 6330 for (int i=list.size()-1; i>=0; i--) { 6331 for (int j=which.size()-1; j>=0; j--) { 6332 if (which.get(j).equals(list.get(i))) { 6333 return true; 6334 } 6335 } 6336 } 6337 return false; 6338 } 6339 6340 private void updateAllSharedLibrariesLPw() { 6341 for (PackageParser.Package pkg : mPackages.values()) { 6342 try { 6343 updateSharedLibrariesLPw(pkg, null); 6344 } catch (PackageManagerException e) { 6345 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6346 } 6347 } 6348 } 6349 6350 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6351 PackageParser.Package changingPkg) { 6352 ArrayList<PackageParser.Package> res = null; 6353 for (PackageParser.Package pkg : mPackages.values()) { 6354 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6355 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6356 if (res == null) { 6357 res = new ArrayList<PackageParser.Package>(); 6358 } 6359 res.add(pkg); 6360 try { 6361 updateSharedLibrariesLPw(pkg, changingPkg); 6362 } catch (PackageManagerException e) { 6363 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6364 } 6365 } 6366 } 6367 return res; 6368 } 6369 6370 /** 6371 * Derive the value of the {@code cpuAbiOverride} based on the provided 6372 * value and an optional stored value from the package settings. 6373 */ 6374 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6375 String cpuAbiOverride = null; 6376 6377 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6378 cpuAbiOverride = null; 6379 } else if (abiOverride != null) { 6380 cpuAbiOverride = abiOverride; 6381 } else if (settings != null) { 6382 cpuAbiOverride = settings.cpuAbiOverrideString; 6383 } 6384 6385 return cpuAbiOverride; 6386 } 6387 6388 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6389 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6390 boolean success = false; 6391 try { 6392 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6393 currentTime, user); 6394 success = true; 6395 return res; 6396 } finally { 6397 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6398 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6399 } 6400 } 6401 } 6402 6403 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6404 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6405 final File scanFile = new File(pkg.codePath); 6406 if (pkg.applicationInfo.getCodePath() == null || 6407 pkg.applicationInfo.getResourcePath() == null) { 6408 // Bail out. The resource and code paths haven't been set. 6409 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6410 "Code and resource paths haven't been set correctly"); 6411 } 6412 6413 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6414 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6415 } else { 6416 // Only allow system apps to be flagged as core apps. 6417 pkg.coreApp = false; 6418 } 6419 6420 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6421 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6422 } 6423 6424 if (mCustomResolverComponentName != null && 6425 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6426 setUpCustomResolverActivity(pkg); 6427 } 6428 6429 if (pkg.packageName.equals("android")) { 6430 synchronized (mPackages) { 6431 if (mAndroidApplication != null) { 6432 Slog.w(TAG, "*************************************************"); 6433 Slog.w(TAG, "Core android package being redefined. Skipping."); 6434 Slog.w(TAG, " file=" + scanFile); 6435 Slog.w(TAG, "*************************************************"); 6436 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6437 "Core android package being redefined. Skipping."); 6438 } 6439 6440 // Set up information for our fall-back user intent resolution activity. 6441 mPlatformPackage = pkg; 6442 pkg.mVersionCode = mSdkVersion; 6443 mAndroidApplication = pkg.applicationInfo; 6444 6445 if (!mResolverReplaced) { 6446 mResolveActivity.applicationInfo = mAndroidApplication; 6447 mResolveActivity.name = ResolverActivity.class.getName(); 6448 mResolveActivity.packageName = mAndroidApplication.packageName; 6449 mResolveActivity.processName = "system:ui"; 6450 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6451 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6452 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6453 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6454 mResolveActivity.exported = true; 6455 mResolveActivity.enabled = true; 6456 mResolveInfo.activityInfo = mResolveActivity; 6457 mResolveInfo.priority = 0; 6458 mResolveInfo.preferredOrder = 0; 6459 mResolveInfo.match = 0; 6460 mResolveComponentName = new ComponentName( 6461 mAndroidApplication.packageName, mResolveActivity.name); 6462 } 6463 } 6464 } 6465 6466 if (DEBUG_PACKAGE_SCANNING) { 6467 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6468 Log.d(TAG, "Scanning package " + pkg.packageName); 6469 } 6470 6471 if (mPackages.containsKey(pkg.packageName) 6472 || mSharedLibraries.containsKey(pkg.packageName)) { 6473 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6474 "Application package " + pkg.packageName 6475 + " already installed. Skipping duplicate."); 6476 } 6477 6478 // If we're only installing presumed-existing packages, require that the 6479 // scanned APK is both already known and at the path previously established 6480 // for it. Previously unknown packages we pick up normally, but if we have an 6481 // a priori expectation about this package's install presence, enforce it. 6482 // With a singular exception for new system packages. When an OTA contains 6483 // a new system package, we allow the codepath to change from a system location 6484 // to the user-installed location. If we don't allow this change, any newer, 6485 // user-installed version of the application will be ignored. 6486 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6487 if (mExpectingBetter.containsKey(pkg.packageName)) { 6488 logCriticalInfo(Log.WARN, 6489 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6490 } else { 6491 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6492 if (known != null) { 6493 if (DEBUG_PACKAGE_SCANNING) { 6494 Log.d(TAG, "Examining " + pkg.codePath 6495 + " and requiring known paths " + known.codePathString 6496 + " & " + known.resourcePathString); 6497 } 6498 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6499 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6500 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6501 "Application package " + pkg.packageName 6502 + " found at " + pkg.applicationInfo.getCodePath() 6503 + " but expected at " + known.codePathString + "; ignoring."); 6504 } 6505 } 6506 } 6507 } 6508 6509 // Initialize package source and resource directories 6510 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6511 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6512 6513 SharedUserSetting suid = null; 6514 PackageSetting pkgSetting = null; 6515 6516 if (!isSystemApp(pkg)) { 6517 // Only system apps can use these features. 6518 pkg.mOriginalPackages = null; 6519 pkg.mRealPackage = null; 6520 pkg.mAdoptPermissions = null; 6521 } 6522 6523 // writer 6524 synchronized (mPackages) { 6525 if (pkg.mSharedUserId != null) { 6526 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6527 if (suid == null) { 6528 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6529 "Creating application package " + pkg.packageName 6530 + " for shared user failed"); 6531 } 6532 if (DEBUG_PACKAGE_SCANNING) { 6533 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6534 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6535 + "): packages=" + suid.packages); 6536 } 6537 } 6538 6539 // Check if we are renaming from an original package name. 6540 PackageSetting origPackage = null; 6541 String realName = null; 6542 if (pkg.mOriginalPackages != null) { 6543 // This package may need to be renamed to a previously 6544 // installed name. Let's check on that... 6545 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6546 if (pkg.mOriginalPackages.contains(renamed)) { 6547 // This package had originally been installed as the 6548 // original name, and we have already taken care of 6549 // transitioning to the new one. Just update the new 6550 // one to continue using the old name. 6551 realName = pkg.mRealPackage; 6552 if (!pkg.packageName.equals(renamed)) { 6553 // Callers into this function may have already taken 6554 // care of renaming the package; only do it here if 6555 // it is not already done. 6556 pkg.setPackageName(renamed); 6557 } 6558 6559 } else { 6560 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6561 if ((origPackage = mSettings.peekPackageLPr( 6562 pkg.mOriginalPackages.get(i))) != null) { 6563 // We do have the package already installed under its 6564 // original name... should we use it? 6565 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6566 // New package is not compatible with original. 6567 origPackage = null; 6568 continue; 6569 } else if (origPackage.sharedUser != null) { 6570 // Make sure uid is compatible between packages. 6571 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6572 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6573 + " to " + pkg.packageName + ": old uid " 6574 + origPackage.sharedUser.name 6575 + " differs from " + pkg.mSharedUserId); 6576 origPackage = null; 6577 continue; 6578 } 6579 } else { 6580 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6581 + pkg.packageName + " to old name " + origPackage.name); 6582 } 6583 break; 6584 } 6585 } 6586 } 6587 } 6588 6589 if (mTransferedPackages.contains(pkg.packageName)) { 6590 Slog.w(TAG, "Package " + pkg.packageName 6591 + " was transferred to another, but its .apk remains"); 6592 } 6593 6594 // Just create the setting, don't add it yet. For already existing packages 6595 // the PkgSetting exists already and doesn't have to be created. 6596 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6597 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6598 pkg.applicationInfo.primaryCpuAbi, 6599 pkg.applicationInfo.secondaryCpuAbi, 6600 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6601 user, false); 6602 if (pkgSetting == null) { 6603 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6604 "Creating application package " + pkg.packageName + " failed"); 6605 } 6606 6607 if (pkgSetting.origPackage != null) { 6608 // If we are first transitioning from an original package, 6609 // fix up the new package's name now. We need to do this after 6610 // looking up the package under its new name, so getPackageLP 6611 // can take care of fiddling things correctly. 6612 pkg.setPackageName(origPackage.name); 6613 6614 // File a report about this. 6615 String msg = "New package " + pkgSetting.realName 6616 + " renamed to replace old package " + pkgSetting.name; 6617 reportSettingsProblem(Log.WARN, msg); 6618 6619 // Make a note of it. 6620 mTransferedPackages.add(origPackage.name); 6621 6622 // No longer need to retain this. 6623 pkgSetting.origPackage = null; 6624 } 6625 6626 if (realName != null) { 6627 // Make a note of it. 6628 mTransferedPackages.add(pkg.packageName); 6629 } 6630 6631 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6632 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6633 } 6634 6635 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6636 // Check all shared libraries and map to their actual file path. 6637 // We only do this here for apps not on a system dir, because those 6638 // are the only ones that can fail an install due to this. We 6639 // will take care of the system apps by updating all of their 6640 // library paths after the scan is done. 6641 updateSharedLibrariesLPw(pkg, null); 6642 } 6643 6644 if (mFoundPolicyFile) { 6645 SELinuxMMAC.assignSeinfoValue(pkg); 6646 } 6647 6648 pkg.applicationInfo.uid = pkgSetting.appId; 6649 pkg.mExtras = pkgSetting; 6650 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6651 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6652 // We just determined the app is signed correctly, so bring 6653 // over the latest parsed certs. 6654 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6655 } else { 6656 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6657 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6658 "Package " + pkg.packageName + " upgrade keys do not match the " 6659 + "previously installed version"); 6660 } else { 6661 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6662 String msg = "System package " + pkg.packageName 6663 + " signature changed; retaining data."; 6664 reportSettingsProblem(Log.WARN, msg); 6665 } 6666 } 6667 } else { 6668 try { 6669 verifySignaturesLP(pkgSetting, pkg); 6670 // We just determined the app is signed correctly, so bring 6671 // over the latest parsed certs. 6672 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6673 } catch (PackageManagerException e) { 6674 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6675 throw e; 6676 } 6677 // The signature has changed, but this package is in the system 6678 // image... let's recover! 6679 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6680 // However... if this package is part of a shared user, but it 6681 // doesn't match the signature of the shared user, let's fail. 6682 // What this means is that you can't change the signatures 6683 // associated with an overall shared user, which doesn't seem all 6684 // that unreasonable. 6685 if (pkgSetting.sharedUser != null) { 6686 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6687 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6688 throw new PackageManagerException( 6689 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6690 "Signature mismatch for shared user : " 6691 + pkgSetting.sharedUser); 6692 } 6693 } 6694 // File a report about this. 6695 String msg = "System package " + pkg.packageName 6696 + " signature changed; retaining data."; 6697 reportSettingsProblem(Log.WARN, msg); 6698 } 6699 } 6700 // Verify that this new package doesn't have any content providers 6701 // that conflict with existing packages. Only do this if the 6702 // package isn't already installed, since we don't want to break 6703 // things that are installed. 6704 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6705 final int N = pkg.providers.size(); 6706 int i; 6707 for (i=0; i<N; i++) { 6708 PackageParser.Provider p = pkg.providers.get(i); 6709 if (p.info.authority != null) { 6710 String names[] = p.info.authority.split(";"); 6711 for (int j = 0; j < names.length; j++) { 6712 if (mProvidersByAuthority.containsKey(names[j])) { 6713 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6714 final String otherPackageName = 6715 ((other != null && other.getComponentName() != null) ? 6716 other.getComponentName().getPackageName() : "?"); 6717 throw new PackageManagerException( 6718 INSTALL_FAILED_CONFLICTING_PROVIDER, 6719 "Can't install because provider name " + names[j] 6720 + " (in package " + pkg.applicationInfo.packageName 6721 + ") is already used by " + otherPackageName); 6722 } 6723 } 6724 } 6725 } 6726 } 6727 6728 if (pkg.mAdoptPermissions != null) { 6729 // This package wants to adopt ownership of permissions from 6730 // another package. 6731 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6732 final String origName = pkg.mAdoptPermissions.get(i); 6733 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6734 if (orig != null) { 6735 if (verifyPackageUpdateLPr(orig, pkg)) { 6736 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6737 + pkg.packageName); 6738 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6739 } 6740 } 6741 } 6742 } 6743 } 6744 6745 final String pkgName = pkg.packageName; 6746 6747 final long scanFileTime = scanFile.lastModified(); 6748 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6749 pkg.applicationInfo.processName = fixProcessName( 6750 pkg.applicationInfo.packageName, 6751 pkg.applicationInfo.processName, 6752 pkg.applicationInfo.uid); 6753 6754 File dataPath; 6755 if (mPlatformPackage == pkg) { 6756 // The system package is special. 6757 dataPath = new File(Environment.getDataDirectory(), "system"); 6758 6759 pkg.applicationInfo.dataDir = dataPath.getPath(); 6760 6761 } else { 6762 // This is a normal package, need to make its data directory. 6763 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6764 UserHandle.USER_OWNER, pkg.packageName); 6765 6766 boolean uidError = false; 6767 if (dataPath.exists()) { 6768 int currentUid = 0; 6769 try { 6770 StructStat stat = Os.stat(dataPath.getPath()); 6771 currentUid = stat.st_uid; 6772 } catch (ErrnoException e) { 6773 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6774 } 6775 6776 // If we have mismatched owners for the data path, we have a problem. 6777 if (currentUid != pkg.applicationInfo.uid) { 6778 boolean recovered = false; 6779 if (currentUid == 0) { 6780 // The directory somehow became owned by root. Wow. 6781 // This is probably because the system was stopped while 6782 // installd was in the middle of messing with its libs 6783 // directory. Ask installd to fix that. 6784 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6785 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6786 if (ret >= 0) { 6787 recovered = true; 6788 String msg = "Package " + pkg.packageName 6789 + " unexpectedly changed to uid 0; recovered to " + 6790 + pkg.applicationInfo.uid; 6791 reportSettingsProblem(Log.WARN, msg); 6792 } 6793 } 6794 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6795 || (scanFlags&SCAN_BOOTING) != 0)) { 6796 // If this is a system app, we can at least delete its 6797 // current data so the application will still work. 6798 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6799 if (ret >= 0) { 6800 // TODO: Kill the processes first 6801 // Old data gone! 6802 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6803 ? "System package " : "Third party package "; 6804 String msg = prefix + pkg.packageName 6805 + " has changed from uid: " 6806 + currentUid + " to " 6807 + pkg.applicationInfo.uid + "; old data erased"; 6808 reportSettingsProblem(Log.WARN, msg); 6809 recovered = true; 6810 6811 // And now re-install the app. 6812 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6813 pkg.applicationInfo.seinfo); 6814 if (ret == -1) { 6815 // Ack should not happen! 6816 msg = prefix + pkg.packageName 6817 + " could not have data directory re-created after delete."; 6818 reportSettingsProblem(Log.WARN, msg); 6819 throw new PackageManagerException( 6820 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6821 } 6822 } 6823 if (!recovered) { 6824 mHasSystemUidErrors = true; 6825 } 6826 } else if (!recovered) { 6827 // If we allow this install to proceed, we will be broken. 6828 // Abort, abort! 6829 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6830 "scanPackageLI"); 6831 } 6832 if (!recovered) { 6833 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6834 + pkg.applicationInfo.uid + "/fs_" 6835 + currentUid; 6836 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6837 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6838 String msg = "Package " + pkg.packageName 6839 + " has mismatched uid: " 6840 + currentUid + " on disk, " 6841 + pkg.applicationInfo.uid + " in settings"; 6842 // writer 6843 synchronized (mPackages) { 6844 mSettings.mReadMessages.append(msg); 6845 mSettings.mReadMessages.append('\n'); 6846 uidError = true; 6847 if (!pkgSetting.uidError) { 6848 reportSettingsProblem(Log.ERROR, msg); 6849 } 6850 } 6851 } 6852 } 6853 pkg.applicationInfo.dataDir = dataPath.getPath(); 6854 if (mShouldRestoreconData) { 6855 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6856 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6857 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6858 } 6859 } else { 6860 if (DEBUG_PACKAGE_SCANNING) { 6861 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6862 Log.v(TAG, "Want this data dir: " + dataPath); 6863 } 6864 //invoke installer to do the actual installation 6865 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6866 pkg.applicationInfo.seinfo); 6867 if (ret < 0) { 6868 // Error from installer 6869 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6870 "Unable to create data dirs [errorCode=" + ret + "]"); 6871 } 6872 6873 if (dataPath.exists()) { 6874 pkg.applicationInfo.dataDir = dataPath.getPath(); 6875 } else { 6876 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6877 pkg.applicationInfo.dataDir = null; 6878 } 6879 } 6880 6881 pkgSetting.uidError = uidError; 6882 } 6883 6884 final String path = scanFile.getPath(); 6885 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6886 6887 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6888 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6889 6890 // Some system apps still use directory structure for native libraries 6891 // in which case we might end up not detecting abi solely based on apk 6892 // structure. Try to detect abi based on directory structure. 6893 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6894 pkg.applicationInfo.primaryCpuAbi == null) { 6895 setBundledAppAbisAndRoots(pkg, pkgSetting); 6896 setNativeLibraryPaths(pkg); 6897 } 6898 6899 } else { 6900 if ((scanFlags & SCAN_MOVE) != 0) { 6901 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6902 // but we already have this packages package info in the PackageSetting. We just 6903 // use that and derive the native library path based on the new codepath. 6904 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6905 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6906 } 6907 6908 // Set native library paths again. For moves, the path will be updated based on the 6909 // ABIs we've determined above. For non-moves, the path will be updated based on the 6910 // ABIs we determined during compilation, but the path will depend on the final 6911 // package path (after the rename away from the stage path). 6912 setNativeLibraryPaths(pkg); 6913 } 6914 6915 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6916 final int[] userIds = sUserManager.getUserIds(); 6917 synchronized (mInstallLock) { 6918 // Make sure all user data directories are ready to roll; we're okay 6919 // if they already exist 6920 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6921 for (int userId : userIds) { 6922 if (userId != 0) { 6923 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6924 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6925 pkg.applicationInfo.seinfo); 6926 } 6927 } 6928 } 6929 6930 // Create a native library symlink only if we have native libraries 6931 // and if the native libraries are 32 bit libraries. We do not provide 6932 // this symlink for 64 bit libraries. 6933 if (pkg.applicationInfo.primaryCpuAbi != null && 6934 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6935 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6936 for (int userId : userIds) { 6937 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6938 nativeLibPath, userId) < 0) { 6939 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6940 "Failed linking native library dir (user=" + userId + ")"); 6941 } 6942 } 6943 } 6944 } 6945 6946 // This is a special case for the "system" package, where the ABI is 6947 // dictated by the zygote configuration (and init.rc). We should keep track 6948 // of this ABI so that we can deal with "normal" applications that run under 6949 // the same UID correctly. 6950 if (mPlatformPackage == pkg) { 6951 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6952 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6953 } 6954 6955 // If there's a mismatch between the abi-override in the package setting 6956 // and the abiOverride specified for the install. Warn about this because we 6957 // would've already compiled the app without taking the package setting into 6958 // account. 6959 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6960 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6961 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6962 " for package: " + pkg.packageName); 6963 } 6964 } 6965 6966 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6967 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6968 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6969 6970 // Copy the derived override back to the parsed package, so that we can 6971 // update the package settings accordingly. 6972 pkg.cpuAbiOverride = cpuAbiOverride; 6973 6974 if (DEBUG_ABI_SELECTION) { 6975 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6976 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6977 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6978 } 6979 6980 // Push the derived path down into PackageSettings so we know what to 6981 // clean up at uninstall time. 6982 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6983 6984 if (DEBUG_ABI_SELECTION) { 6985 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6986 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6987 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6988 } 6989 6990 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6991 // We don't do this here during boot because we can do it all 6992 // at once after scanning all existing packages. 6993 // 6994 // We also do this *before* we perform dexopt on this package, so that 6995 // we can avoid redundant dexopts, and also to make sure we've got the 6996 // code and package path correct. 6997 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6998 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6999 } 7000 7001 if ((scanFlags & SCAN_NO_DEX) == 0) { 7002 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7003 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7004 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7005 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7006 } 7007 } 7008 if (mFactoryTest && pkg.requestedPermissions.contains( 7009 android.Manifest.permission.FACTORY_TEST)) { 7010 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7011 } 7012 7013 ArrayList<PackageParser.Package> clientLibPkgs = null; 7014 7015 // writer 7016 synchronized (mPackages) { 7017 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7018 // Only system apps can add new shared libraries. 7019 if (pkg.libraryNames != null) { 7020 for (int i=0; i<pkg.libraryNames.size(); i++) { 7021 String name = pkg.libraryNames.get(i); 7022 boolean allowed = false; 7023 if (pkg.isUpdatedSystemApp()) { 7024 // New library entries can only be added through the 7025 // system image. This is important to get rid of a lot 7026 // of nasty edge cases: for example if we allowed a non- 7027 // system update of the app to add a library, then uninstalling 7028 // the update would make the library go away, and assumptions 7029 // we made such as through app install filtering would now 7030 // have allowed apps on the device which aren't compatible 7031 // with it. Better to just have the restriction here, be 7032 // conservative, and create many fewer cases that can negatively 7033 // impact the user experience. 7034 final PackageSetting sysPs = mSettings 7035 .getDisabledSystemPkgLPr(pkg.packageName); 7036 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7037 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7038 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7039 allowed = true; 7040 allowed = true; 7041 break; 7042 } 7043 } 7044 } 7045 } else { 7046 allowed = true; 7047 } 7048 if (allowed) { 7049 if (!mSharedLibraries.containsKey(name)) { 7050 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7051 } else if (!name.equals(pkg.packageName)) { 7052 Slog.w(TAG, "Package " + pkg.packageName + " library " 7053 + name + " already exists; skipping"); 7054 } 7055 } else { 7056 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7057 + name + " that is not declared on system image; skipping"); 7058 } 7059 } 7060 if ((scanFlags&SCAN_BOOTING) == 0) { 7061 // If we are not booting, we need to update any applications 7062 // that are clients of our shared library. If we are booting, 7063 // this will all be done once the scan is complete. 7064 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7065 } 7066 } 7067 } 7068 } 7069 7070 // We also need to dexopt any apps that are dependent on this library. Note that 7071 // if these fail, we should abort the install since installing the library will 7072 // result in some apps being broken. 7073 if (clientLibPkgs != null) { 7074 if ((scanFlags & SCAN_NO_DEX) == 0) { 7075 for (int i = 0; i < clientLibPkgs.size(); i++) { 7076 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7077 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7078 null /* instruction sets */, forceDex, 7079 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7080 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7081 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7082 "scanPackageLI failed to dexopt clientLibPkgs"); 7083 } 7084 } 7085 } 7086 } 7087 7088 // Also need to kill any apps that are dependent on the library. 7089 if (clientLibPkgs != null) { 7090 for (int i=0; i<clientLibPkgs.size(); i++) { 7091 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7092 killApplication(clientPkg.applicationInfo.packageName, 7093 clientPkg.applicationInfo.uid, "update lib"); 7094 } 7095 } 7096 7097 // Make sure we're not adding any bogus keyset info 7098 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7099 ksms.assertScannedPackageValid(pkg); 7100 7101 // writer 7102 synchronized (mPackages) { 7103 // We don't expect installation to fail beyond this point 7104 7105 // Add the new setting to mSettings 7106 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7107 // Add the new setting to mPackages 7108 mPackages.put(pkg.applicationInfo.packageName, pkg); 7109 // Make sure we don't accidentally delete its data. 7110 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7111 while (iter.hasNext()) { 7112 PackageCleanItem item = iter.next(); 7113 if (pkgName.equals(item.packageName)) { 7114 iter.remove(); 7115 } 7116 } 7117 7118 // Take care of first install / last update times. 7119 if (currentTime != 0) { 7120 if (pkgSetting.firstInstallTime == 0) { 7121 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7122 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7123 pkgSetting.lastUpdateTime = currentTime; 7124 } 7125 } else if (pkgSetting.firstInstallTime == 0) { 7126 // We need *something*. Take time time stamp of the file. 7127 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7128 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7129 if (scanFileTime != pkgSetting.timeStamp) { 7130 // A package on the system image has changed; consider this 7131 // to be an update. 7132 pkgSetting.lastUpdateTime = scanFileTime; 7133 } 7134 } 7135 7136 // Add the package's KeySets to the global KeySetManagerService 7137 ksms.addScannedPackageLPw(pkg); 7138 7139 int N = pkg.providers.size(); 7140 StringBuilder r = null; 7141 int i; 7142 for (i=0; i<N; i++) { 7143 PackageParser.Provider p = pkg.providers.get(i); 7144 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7145 p.info.processName, pkg.applicationInfo.uid); 7146 mProviders.addProvider(p); 7147 p.syncable = p.info.isSyncable; 7148 if (p.info.authority != null) { 7149 String names[] = p.info.authority.split(";"); 7150 p.info.authority = null; 7151 for (int j = 0; j < names.length; j++) { 7152 if (j == 1 && p.syncable) { 7153 // We only want the first authority for a provider to possibly be 7154 // syncable, so if we already added this provider using a different 7155 // authority clear the syncable flag. We copy the provider before 7156 // changing it because the mProviders object contains a reference 7157 // to a provider that we don't want to change. 7158 // Only do this for the second authority since the resulting provider 7159 // object can be the same for all future authorities for this provider. 7160 p = new PackageParser.Provider(p); 7161 p.syncable = false; 7162 } 7163 if (!mProvidersByAuthority.containsKey(names[j])) { 7164 mProvidersByAuthority.put(names[j], p); 7165 if (p.info.authority == null) { 7166 p.info.authority = names[j]; 7167 } else { 7168 p.info.authority = p.info.authority + ";" + names[j]; 7169 } 7170 if (DEBUG_PACKAGE_SCANNING) { 7171 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7172 Log.d(TAG, "Registered content provider: " + names[j] 7173 + ", className = " + p.info.name + ", isSyncable = " 7174 + p.info.isSyncable); 7175 } 7176 } else { 7177 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7178 Slog.w(TAG, "Skipping provider name " + names[j] + 7179 " (in package " + pkg.applicationInfo.packageName + 7180 "): name already used by " 7181 + ((other != null && other.getComponentName() != null) 7182 ? other.getComponentName().getPackageName() : "?")); 7183 } 7184 } 7185 } 7186 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7187 if (r == null) { 7188 r = new StringBuilder(256); 7189 } else { 7190 r.append(' '); 7191 } 7192 r.append(p.info.name); 7193 } 7194 } 7195 if (r != null) { 7196 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7197 } 7198 7199 N = pkg.services.size(); 7200 r = null; 7201 for (i=0; i<N; i++) { 7202 PackageParser.Service s = pkg.services.get(i); 7203 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7204 s.info.processName, pkg.applicationInfo.uid); 7205 mServices.addService(s); 7206 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7207 if (r == null) { 7208 r = new StringBuilder(256); 7209 } else { 7210 r.append(' '); 7211 } 7212 r.append(s.info.name); 7213 } 7214 } 7215 if (r != null) { 7216 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7217 } 7218 7219 N = pkg.receivers.size(); 7220 r = null; 7221 for (i=0; i<N; i++) { 7222 PackageParser.Activity a = pkg.receivers.get(i); 7223 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7224 a.info.processName, pkg.applicationInfo.uid); 7225 mReceivers.addActivity(a, "receiver"); 7226 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7227 if (r == null) { 7228 r = new StringBuilder(256); 7229 } else { 7230 r.append(' '); 7231 } 7232 r.append(a.info.name); 7233 } 7234 } 7235 if (r != null) { 7236 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7237 } 7238 7239 N = pkg.activities.size(); 7240 r = null; 7241 for (i=0; i<N; i++) { 7242 PackageParser.Activity a = pkg.activities.get(i); 7243 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7244 a.info.processName, pkg.applicationInfo.uid); 7245 mActivities.addActivity(a, "activity"); 7246 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7247 if (r == null) { 7248 r = new StringBuilder(256); 7249 } else { 7250 r.append(' '); 7251 } 7252 r.append(a.info.name); 7253 } 7254 } 7255 if (r != null) { 7256 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7257 } 7258 7259 N = pkg.permissionGroups.size(); 7260 r = null; 7261 for (i=0; i<N; i++) { 7262 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7263 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7264 if (cur == null) { 7265 mPermissionGroups.put(pg.info.name, pg); 7266 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7267 if (r == null) { 7268 r = new StringBuilder(256); 7269 } else { 7270 r.append(' '); 7271 } 7272 r.append(pg.info.name); 7273 } 7274 } else { 7275 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7276 + pg.info.packageName + " ignored: original from " 7277 + cur.info.packageName); 7278 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7279 if (r == null) { 7280 r = new StringBuilder(256); 7281 } else { 7282 r.append(' '); 7283 } 7284 r.append("DUP:"); 7285 r.append(pg.info.name); 7286 } 7287 } 7288 } 7289 if (r != null) { 7290 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7291 } 7292 7293 N = pkg.permissions.size(); 7294 r = null; 7295 for (i=0; i<N; i++) { 7296 PackageParser.Permission p = pkg.permissions.get(i); 7297 7298 // Now that permission groups have a special meaning, we ignore permission 7299 // groups for legacy apps to prevent unexpected behavior. In particular, 7300 // permissions for one app being granted to someone just becuase they happen 7301 // to be in a group defined by another app (before this had no implications). 7302 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7303 p.group = mPermissionGroups.get(p.info.group); 7304 // Warn for a permission in an unknown group. 7305 if (p.info.group != null && p.group == null) { 7306 Slog.w(TAG, "Permission " + p.info.name + " from package " 7307 + p.info.packageName + " in an unknown group " + p.info.group); 7308 } 7309 } 7310 7311 ArrayMap<String, BasePermission> permissionMap = 7312 p.tree ? mSettings.mPermissionTrees 7313 : mSettings.mPermissions; 7314 BasePermission bp = permissionMap.get(p.info.name); 7315 7316 // Allow system apps to redefine non-system permissions 7317 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7318 final boolean currentOwnerIsSystem = (bp.perm != null 7319 && isSystemApp(bp.perm.owner)); 7320 if (isSystemApp(p.owner)) { 7321 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7322 // It's a built-in permission and no owner, take ownership now 7323 bp.packageSetting = pkgSetting; 7324 bp.perm = p; 7325 bp.uid = pkg.applicationInfo.uid; 7326 bp.sourcePackage = p.info.packageName; 7327 } else if (!currentOwnerIsSystem) { 7328 String msg = "New decl " + p.owner + " of permission " 7329 + p.info.name + " is system; overriding " + bp.sourcePackage; 7330 reportSettingsProblem(Log.WARN, msg); 7331 bp = null; 7332 } 7333 } 7334 } 7335 7336 if (bp == null) { 7337 bp = new BasePermission(p.info.name, p.info.packageName, 7338 BasePermission.TYPE_NORMAL); 7339 permissionMap.put(p.info.name, bp); 7340 } 7341 7342 if (bp.perm == null) { 7343 if (bp.sourcePackage == null 7344 || bp.sourcePackage.equals(p.info.packageName)) { 7345 BasePermission tree = findPermissionTreeLP(p.info.name); 7346 if (tree == null 7347 || tree.sourcePackage.equals(p.info.packageName)) { 7348 bp.packageSetting = pkgSetting; 7349 bp.perm = p; 7350 bp.uid = pkg.applicationInfo.uid; 7351 bp.sourcePackage = p.info.packageName; 7352 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7353 if (r == null) { 7354 r = new StringBuilder(256); 7355 } else { 7356 r.append(' '); 7357 } 7358 r.append(p.info.name); 7359 } 7360 } else { 7361 Slog.w(TAG, "Permission " + p.info.name + " from package " 7362 + p.info.packageName + " ignored: base tree " 7363 + tree.name + " is from package " 7364 + tree.sourcePackage); 7365 } 7366 } else { 7367 Slog.w(TAG, "Permission " + p.info.name + " from package " 7368 + p.info.packageName + " ignored: original from " 7369 + bp.sourcePackage); 7370 } 7371 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7372 if (r == null) { 7373 r = new StringBuilder(256); 7374 } else { 7375 r.append(' '); 7376 } 7377 r.append("DUP:"); 7378 r.append(p.info.name); 7379 } 7380 if (bp.perm == p) { 7381 bp.protectionLevel = p.info.protectionLevel; 7382 } 7383 } 7384 7385 if (r != null) { 7386 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7387 } 7388 7389 N = pkg.instrumentation.size(); 7390 r = null; 7391 for (i=0; i<N; i++) { 7392 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7393 a.info.packageName = pkg.applicationInfo.packageName; 7394 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7395 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7396 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7397 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7398 a.info.dataDir = pkg.applicationInfo.dataDir; 7399 7400 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7401 // need other information about the application, like the ABI and what not ? 7402 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7403 mInstrumentation.put(a.getComponentName(), a); 7404 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7405 if (r == null) { 7406 r = new StringBuilder(256); 7407 } else { 7408 r.append(' '); 7409 } 7410 r.append(a.info.name); 7411 } 7412 } 7413 if (r != null) { 7414 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7415 } 7416 7417 if (pkg.protectedBroadcasts != null) { 7418 N = pkg.protectedBroadcasts.size(); 7419 for (i=0; i<N; i++) { 7420 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7421 } 7422 } 7423 7424 pkgSetting.setTimeStamp(scanFileTime); 7425 7426 // Create idmap files for pairs of (packages, overlay packages). 7427 // Note: "android", ie framework-res.apk, is handled by native layers. 7428 if (pkg.mOverlayTarget != null) { 7429 // This is an overlay package. 7430 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7431 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7432 mOverlays.put(pkg.mOverlayTarget, 7433 new ArrayMap<String, PackageParser.Package>()); 7434 } 7435 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7436 map.put(pkg.packageName, pkg); 7437 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7438 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7439 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7440 "scanPackageLI failed to createIdmap"); 7441 } 7442 } 7443 } else if (mOverlays.containsKey(pkg.packageName) && 7444 !pkg.packageName.equals("android")) { 7445 // This is a regular package, with one or more known overlay packages. 7446 createIdmapsForPackageLI(pkg); 7447 } 7448 } 7449 7450 return pkg; 7451 } 7452 7453 /** 7454 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7455 * is derived purely on the basis of the contents of {@code scanFile} and 7456 * {@code cpuAbiOverride}. 7457 * 7458 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7459 */ 7460 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7461 String cpuAbiOverride, boolean extractLibs) 7462 throws PackageManagerException { 7463 // TODO: We can probably be smarter about this stuff. For installed apps, 7464 // we can calculate this information at install time once and for all. For 7465 // system apps, we can probably assume that this information doesn't change 7466 // after the first boot scan. As things stand, we do lots of unnecessary work. 7467 7468 // Give ourselves some initial paths; we'll come back for another 7469 // pass once we've determined ABI below. 7470 setNativeLibraryPaths(pkg); 7471 7472 // We would never need to extract libs for forward-locked and external packages, 7473 // since the container service will do it for us. We shouldn't attempt to 7474 // extract libs from system app when it was not updated. 7475 if (pkg.isForwardLocked() || isExternal(pkg) || 7476 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7477 extractLibs = false; 7478 } 7479 7480 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7481 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7482 7483 NativeLibraryHelper.Handle handle = null; 7484 try { 7485 handle = NativeLibraryHelper.Handle.create(scanFile); 7486 // TODO(multiArch): This can be null for apps that didn't go through the 7487 // usual installation process. We can calculate it again, like we 7488 // do during install time. 7489 // 7490 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7491 // unnecessary. 7492 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7493 7494 // Null out the abis so that they can be recalculated. 7495 pkg.applicationInfo.primaryCpuAbi = null; 7496 pkg.applicationInfo.secondaryCpuAbi = null; 7497 if (isMultiArch(pkg.applicationInfo)) { 7498 // Warn if we've set an abiOverride for multi-lib packages.. 7499 // By definition, we need to copy both 32 and 64 bit libraries for 7500 // such packages. 7501 if (pkg.cpuAbiOverride != null 7502 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7503 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7504 } 7505 7506 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7507 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7508 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7509 if (extractLibs) { 7510 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7511 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7512 useIsaSpecificSubdirs); 7513 } else { 7514 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7515 } 7516 } 7517 7518 maybeThrowExceptionForMultiArchCopy( 7519 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7520 7521 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7522 if (extractLibs) { 7523 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7524 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7525 useIsaSpecificSubdirs); 7526 } else { 7527 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7528 } 7529 } 7530 7531 maybeThrowExceptionForMultiArchCopy( 7532 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7533 7534 if (abi64 >= 0) { 7535 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7536 } 7537 7538 if (abi32 >= 0) { 7539 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7540 if (abi64 >= 0) { 7541 pkg.applicationInfo.secondaryCpuAbi = abi; 7542 } else { 7543 pkg.applicationInfo.primaryCpuAbi = abi; 7544 } 7545 } 7546 } else { 7547 String[] abiList = (cpuAbiOverride != null) ? 7548 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7549 7550 // Enable gross and lame hacks for apps that are built with old 7551 // SDK tools. We must scan their APKs for renderscript bitcode and 7552 // not launch them if it's present. Don't bother checking on devices 7553 // that don't have 64 bit support. 7554 boolean needsRenderScriptOverride = false; 7555 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7556 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7557 abiList = Build.SUPPORTED_32_BIT_ABIS; 7558 needsRenderScriptOverride = true; 7559 } 7560 7561 final int copyRet; 7562 if (extractLibs) { 7563 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7564 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7565 } else { 7566 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7567 } 7568 7569 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7570 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7571 "Error unpackaging native libs for app, errorCode=" + copyRet); 7572 } 7573 7574 if (copyRet >= 0) { 7575 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7576 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7577 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7578 } else if (needsRenderScriptOverride) { 7579 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7580 } 7581 } 7582 } catch (IOException ioe) { 7583 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7584 } finally { 7585 IoUtils.closeQuietly(handle); 7586 } 7587 7588 // Now that we've calculated the ABIs and determined if it's an internal app, 7589 // we will go ahead and populate the nativeLibraryPath. 7590 setNativeLibraryPaths(pkg); 7591 } 7592 7593 /** 7594 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7595 * i.e, so that all packages can be run inside a single process if required. 7596 * 7597 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7598 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7599 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7600 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7601 * updating a package that belongs to a shared user. 7602 * 7603 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7604 * adds unnecessary complexity. 7605 */ 7606 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7607 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7608 String requiredInstructionSet = null; 7609 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7610 requiredInstructionSet = VMRuntime.getInstructionSet( 7611 scannedPackage.applicationInfo.primaryCpuAbi); 7612 } 7613 7614 PackageSetting requirer = null; 7615 for (PackageSetting ps : packagesForUser) { 7616 // If packagesForUser contains scannedPackage, we skip it. This will happen 7617 // when scannedPackage is an update of an existing package. Without this check, 7618 // we will never be able to change the ABI of any package belonging to a shared 7619 // user, even if it's compatible with other packages. 7620 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7621 if (ps.primaryCpuAbiString == null) { 7622 continue; 7623 } 7624 7625 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7626 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7627 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7628 // this but there's not much we can do. 7629 String errorMessage = "Instruction set mismatch, " 7630 + ((requirer == null) ? "[caller]" : requirer) 7631 + " requires " + requiredInstructionSet + " whereas " + ps 7632 + " requires " + instructionSet; 7633 Slog.w(TAG, errorMessage); 7634 } 7635 7636 if (requiredInstructionSet == null) { 7637 requiredInstructionSet = instructionSet; 7638 requirer = ps; 7639 } 7640 } 7641 } 7642 7643 if (requiredInstructionSet != null) { 7644 String adjustedAbi; 7645 if (requirer != null) { 7646 // requirer != null implies that either scannedPackage was null or that scannedPackage 7647 // did not require an ABI, in which case we have to adjust scannedPackage to match 7648 // the ABI of the set (which is the same as requirer's ABI) 7649 adjustedAbi = requirer.primaryCpuAbiString; 7650 if (scannedPackage != null) { 7651 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7652 } 7653 } else { 7654 // requirer == null implies that we're updating all ABIs in the set to 7655 // match scannedPackage. 7656 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7657 } 7658 7659 for (PackageSetting ps : packagesForUser) { 7660 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7661 if (ps.primaryCpuAbiString != null) { 7662 continue; 7663 } 7664 7665 ps.primaryCpuAbiString = adjustedAbi; 7666 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7667 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7668 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7669 7670 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7671 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7672 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7673 ps.primaryCpuAbiString = null; 7674 ps.pkg.applicationInfo.primaryCpuAbi = null; 7675 return; 7676 } else { 7677 mInstaller.rmdex(ps.codePathString, 7678 getDexCodeInstructionSet(getPreferredInstructionSet())); 7679 } 7680 } 7681 } 7682 } 7683 } 7684 } 7685 7686 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7687 synchronized (mPackages) { 7688 mResolverReplaced = true; 7689 // Set up information for custom user intent resolution activity. 7690 mResolveActivity.applicationInfo = pkg.applicationInfo; 7691 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7692 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7693 mResolveActivity.processName = pkg.applicationInfo.packageName; 7694 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7695 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7696 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7697 mResolveActivity.theme = 0; 7698 mResolveActivity.exported = true; 7699 mResolveActivity.enabled = true; 7700 mResolveInfo.activityInfo = mResolveActivity; 7701 mResolveInfo.priority = 0; 7702 mResolveInfo.preferredOrder = 0; 7703 mResolveInfo.match = 0; 7704 mResolveComponentName = mCustomResolverComponentName; 7705 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7706 mResolveComponentName); 7707 } 7708 } 7709 7710 private static String calculateBundledApkRoot(final String codePathString) { 7711 final File codePath = new File(codePathString); 7712 final File codeRoot; 7713 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7714 codeRoot = Environment.getRootDirectory(); 7715 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7716 codeRoot = Environment.getOemDirectory(); 7717 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7718 codeRoot = Environment.getVendorDirectory(); 7719 } else { 7720 // Unrecognized code path; take its top real segment as the apk root: 7721 // e.g. /something/app/blah.apk => /something 7722 try { 7723 File f = codePath.getCanonicalFile(); 7724 File parent = f.getParentFile(); // non-null because codePath is a file 7725 File tmp; 7726 while ((tmp = parent.getParentFile()) != null) { 7727 f = parent; 7728 parent = tmp; 7729 } 7730 codeRoot = f; 7731 Slog.w(TAG, "Unrecognized code path " 7732 + codePath + " - using " + codeRoot); 7733 } catch (IOException e) { 7734 // Can't canonicalize the code path -- shenanigans? 7735 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7736 return Environment.getRootDirectory().getPath(); 7737 } 7738 } 7739 return codeRoot.getPath(); 7740 } 7741 7742 /** 7743 * Derive and set the location of native libraries for the given package, 7744 * which varies depending on where and how the package was installed. 7745 */ 7746 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7747 final ApplicationInfo info = pkg.applicationInfo; 7748 final String codePath = pkg.codePath; 7749 final File codeFile = new File(codePath); 7750 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7751 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7752 7753 info.nativeLibraryRootDir = null; 7754 info.nativeLibraryRootRequiresIsa = false; 7755 info.nativeLibraryDir = null; 7756 info.secondaryNativeLibraryDir = null; 7757 7758 if (isApkFile(codeFile)) { 7759 // Monolithic install 7760 if (bundledApp) { 7761 // If "/system/lib64/apkname" exists, assume that is the per-package 7762 // native library directory to use; otherwise use "/system/lib/apkname". 7763 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7764 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7765 getPrimaryInstructionSet(info)); 7766 7767 // This is a bundled system app so choose the path based on the ABI. 7768 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7769 // is just the default path. 7770 final String apkName = deriveCodePathName(codePath); 7771 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7772 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7773 apkName).getAbsolutePath(); 7774 7775 if (info.secondaryCpuAbi != null) { 7776 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7777 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7778 secondaryLibDir, apkName).getAbsolutePath(); 7779 } 7780 } else if (asecApp) { 7781 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7782 .getAbsolutePath(); 7783 } else { 7784 final String apkName = deriveCodePathName(codePath); 7785 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7786 .getAbsolutePath(); 7787 } 7788 7789 info.nativeLibraryRootRequiresIsa = false; 7790 info.nativeLibraryDir = info.nativeLibraryRootDir; 7791 } else { 7792 // Cluster install 7793 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7794 info.nativeLibraryRootRequiresIsa = true; 7795 7796 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7797 getPrimaryInstructionSet(info)).getAbsolutePath(); 7798 7799 if (info.secondaryCpuAbi != null) { 7800 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7801 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7802 } 7803 } 7804 } 7805 7806 /** 7807 * Calculate the abis and roots for a bundled app. These can uniquely 7808 * be determined from the contents of the system partition, i.e whether 7809 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7810 * of this information, and instead assume that the system was built 7811 * sensibly. 7812 */ 7813 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7814 PackageSetting pkgSetting) { 7815 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7816 7817 // If "/system/lib64/apkname" exists, assume that is the per-package 7818 // native library directory to use; otherwise use "/system/lib/apkname". 7819 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7820 setBundledAppAbi(pkg, apkRoot, apkName); 7821 // pkgSetting might be null during rescan following uninstall of updates 7822 // to a bundled app, so accommodate that possibility. The settings in 7823 // that case will be established later from the parsed package. 7824 // 7825 // If the settings aren't null, sync them up with what we've just derived. 7826 // note that apkRoot isn't stored in the package settings. 7827 if (pkgSetting != null) { 7828 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7829 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7830 } 7831 } 7832 7833 /** 7834 * Deduces the ABI of a bundled app and sets the relevant fields on the 7835 * parsed pkg object. 7836 * 7837 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7838 * under which system libraries are installed. 7839 * @param apkName the name of the installed package. 7840 */ 7841 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7842 final File codeFile = new File(pkg.codePath); 7843 7844 final boolean has64BitLibs; 7845 final boolean has32BitLibs; 7846 if (isApkFile(codeFile)) { 7847 // Monolithic install 7848 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7849 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7850 } else { 7851 // Cluster install 7852 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7853 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7854 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7855 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7856 has64BitLibs = (new File(rootDir, isa)).exists(); 7857 } else { 7858 has64BitLibs = false; 7859 } 7860 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7861 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7862 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7863 has32BitLibs = (new File(rootDir, isa)).exists(); 7864 } else { 7865 has32BitLibs = false; 7866 } 7867 } 7868 7869 if (has64BitLibs && !has32BitLibs) { 7870 // The package has 64 bit libs, but not 32 bit libs. Its primary 7871 // ABI should be 64 bit. We can safely assume here that the bundled 7872 // native libraries correspond to the most preferred ABI in the list. 7873 7874 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7875 pkg.applicationInfo.secondaryCpuAbi = null; 7876 } else if (has32BitLibs && !has64BitLibs) { 7877 // The package has 32 bit libs but not 64 bit libs. Its primary 7878 // ABI should be 32 bit. 7879 7880 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7881 pkg.applicationInfo.secondaryCpuAbi = null; 7882 } else if (has32BitLibs && has64BitLibs) { 7883 // The application has both 64 and 32 bit bundled libraries. We check 7884 // here that the app declares multiArch support, and warn if it doesn't. 7885 // 7886 // We will be lenient here and record both ABIs. The primary will be the 7887 // ABI that's higher on the list, i.e, a device that's configured to prefer 7888 // 64 bit apps will see a 64 bit primary ABI, 7889 7890 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7891 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7892 } 7893 7894 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7895 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7896 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7897 } else { 7898 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7899 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7900 } 7901 } else { 7902 pkg.applicationInfo.primaryCpuAbi = null; 7903 pkg.applicationInfo.secondaryCpuAbi = null; 7904 } 7905 } 7906 7907 private void killApplication(String pkgName, int appId, String reason) { 7908 // Request the ActivityManager to kill the process(only for existing packages) 7909 // so that we do not end up in a confused state while the user is still using the older 7910 // version of the application while the new one gets installed. 7911 IActivityManager am = ActivityManagerNative.getDefault(); 7912 if (am != null) { 7913 try { 7914 am.killApplicationWithAppId(pkgName, appId, reason); 7915 } catch (RemoteException e) { 7916 } 7917 } 7918 } 7919 7920 void removePackageLI(PackageSetting ps, boolean chatty) { 7921 if (DEBUG_INSTALL) { 7922 if (chatty) 7923 Log.d(TAG, "Removing package " + ps.name); 7924 } 7925 7926 // writer 7927 synchronized (mPackages) { 7928 mPackages.remove(ps.name); 7929 final PackageParser.Package pkg = ps.pkg; 7930 if (pkg != null) { 7931 cleanPackageDataStructuresLILPw(pkg, chatty); 7932 } 7933 } 7934 } 7935 7936 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7937 if (DEBUG_INSTALL) { 7938 if (chatty) 7939 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7940 } 7941 7942 // writer 7943 synchronized (mPackages) { 7944 mPackages.remove(pkg.applicationInfo.packageName); 7945 cleanPackageDataStructuresLILPw(pkg, chatty); 7946 } 7947 } 7948 7949 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7950 int N = pkg.providers.size(); 7951 StringBuilder r = null; 7952 int i; 7953 for (i=0; i<N; i++) { 7954 PackageParser.Provider p = pkg.providers.get(i); 7955 mProviders.removeProvider(p); 7956 if (p.info.authority == null) { 7957 7958 /* There was another ContentProvider with this authority when 7959 * this app was installed so this authority is null, 7960 * Ignore it as we don't have to unregister the provider. 7961 */ 7962 continue; 7963 } 7964 String names[] = p.info.authority.split(";"); 7965 for (int j = 0; j < names.length; j++) { 7966 if (mProvidersByAuthority.get(names[j]) == p) { 7967 mProvidersByAuthority.remove(names[j]); 7968 if (DEBUG_REMOVE) { 7969 if (chatty) 7970 Log.d(TAG, "Unregistered content provider: " + names[j] 7971 + ", className = " + p.info.name + ", isSyncable = " 7972 + p.info.isSyncable); 7973 } 7974 } 7975 } 7976 if (DEBUG_REMOVE && chatty) { 7977 if (r == null) { 7978 r = new StringBuilder(256); 7979 } else { 7980 r.append(' '); 7981 } 7982 r.append(p.info.name); 7983 } 7984 } 7985 if (r != null) { 7986 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7987 } 7988 7989 N = pkg.services.size(); 7990 r = null; 7991 for (i=0; i<N; i++) { 7992 PackageParser.Service s = pkg.services.get(i); 7993 mServices.removeService(s); 7994 if (chatty) { 7995 if (r == null) { 7996 r = new StringBuilder(256); 7997 } else { 7998 r.append(' '); 7999 } 8000 r.append(s.info.name); 8001 } 8002 } 8003 if (r != null) { 8004 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8005 } 8006 8007 N = pkg.receivers.size(); 8008 r = null; 8009 for (i=0; i<N; i++) { 8010 PackageParser.Activity a = pkg.receivers.get(i); 8011 mReceivers.removeActivity(a, "receiver"); 8012 if (DEBUG_REMOVE && chatty) { 8013 if (r == null) { 8014 r = new StringBuilder(256); 8015 } else { 8016 r.append(' '); 8017 } 8018 r.append(a.info.name); 8019 } 8020 } 8021 if (r != null) { 8022 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8023 } 8024 8025 N = pkg.activities.size(); 8026 r = null; 8027 for (i=0; i<N; i++) { 8028 PackageParser.Activity a = pkg.activities.get(i); 8029 mActivities.removeActivity(a, "activity"); 8030 if (DEBUG_REMOVE && chatty) { 8031 if (r == null) { 8032 r = new StringBuilder(256); 8033 } else { 8034 r.append(' '); 8035 } 8036 r.append(a.info.name); 8037 } 8038 } 8039 if (r != null) { 8040 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8041 } 8042 8043 N = pkg.permissions.size(); 8044 r = null; 8045 for (i=0; i<N; i++) { 8046 PackageParser.Permission p = pkg.permissions.get(i); 8047 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8048 if (bp == null) { 8049 bp = mSettings.mPermissionTrees.get(p.info.name); 8050 } 8051 if (bp != null && bp.perm == p) { 8052 bp.perm = null; 8053 if (DEBUG_REMOVE && chatty) { 8054 if (r == null) { 8055 r = new StringBuilder(256); 8056 } else { 8057 r.append(' '); 8058 } 8059 r.append(p.info.name); 8060 } 8061 } 8062 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8063 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8064 if (appOpPerms != null) { 8065 appOpPerms.remove(pkg.packageName); 8066 } 8067 } 8068 } 8069 if (r != null) { 8070 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8071 } 8072 8073 N = pkg.requestedPermissions.size(); 8074 r = null; 8075 for (i=0; i<N; i++) { 8076 String perm = pkg.requestedPermissions.get(i); 8077 BasePermission bp = mSettings.mPermissions.get(perm); 8078 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8079 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8080 if (appOpPerms != null) { 8081 appOpPerms.remove(pkg.packageName); 8082 if (appOpPerms.isEmpty()) { 8083 mAppOpPermissionPackages.remove(perm); 8084 } 8085 } 8086 } 8087 } 8088 if (r != null) { 8089 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8090 } 8091 8092 N = pkg.instrumentation.size(); 8093 r = null; 8094 for (i=0; i<N; i++) { 8095 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8096 mInstrumentation.remove(a.getComponentName()); 8097 if (DEBUG_REMOVE && chatty) { 8098 if (r == null) { 8099 r = new StringBuilder(256); 8100 } else { 8101 r.append(' '); 8102 } 8103 r.append(a.info.name); 8104 } 8105 } 8106 if (r != null) { 8107 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8108 } 8109 8110 r = null; 8111 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8112 // Only system apps can hold shared libraries. 8113 if (pkg.libraryNames != null) { 8114 for (i=0; i<pkg.libraryNames.size(); i++) { 8115 String name = pkg.libraryNames.get(i); 8116 SharedLibraryEntry cur = mSharedLibraries.get(name); 8117 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8118 mSharedLibraries.remove(name); 8119 if (DEBUG_REMOVE && chatty) { 8120 if (r == null) { 8121 r = new StringBuilder(256); 8122 } else { 8123 r.append(' '); 8124 } 8125 r.append(name); 8126 } 8127 } 8128 } 8129 } 8130 } 8131 if (r != null) { 8132 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8133 } 8134 } 8135 8136 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8137 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8138 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8139 return true; 8140 } 8141 } 8142 return false; 8143 } 8144 8145 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8146 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8147 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8148 8149 private void updatePermissionsLPw(String changingPkg, 8150 PackageParser.Package pkgInfo, int flags) { 8151 // Make sure there are no dangling permission trees. 8152 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8153 while (it.hasNext()) { 8154 final BasePermission bp = it.next(); 8155 if (bp.packageSetting == null) { 8156 // We may not yet have parsed the package, so just see if 8157 // we still know about its settings. 8158 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8159 } 8160 if (bp.packageSetting == null) { 8161 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8162 + " from package " + bp.sourcePackage); 8163 it.remove(); 8164 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8165 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8166 Slog.i(TAG, "Removing old permission tree: " + bp.name 8167 + " from package " + bp.sourcePackage); 8168 flags |= UPDATE_PERMISSIONS_ALL; 8169 it.remove(); 8170 } 8171 } 8172 } 8173 8174 // Make sure all dynamic permissions have been assigned to a package, 8175 // and make sure there are no dangling permissions. 8176 it = mSettings.mPermissions.values().iterator(); 8177 while (it.hasNext()) { 8178 final BasePermission bp = it.next(); 8179 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8180 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8181 + bp.name + " pkg=" + bp.sourcePackage 8182 + " info=" + bp.pendingInfo); 8183 if (bp.packageSetting == null && bp.pendingInfo != null) { 8184 final BasePermission tree = findPermissionTreeLP(bp.name); 8185 if (tree != null && tree.perm != null) { 8186 bp.packageSetting = tree.packageSetting; 8187 bp.perm = new PackageParser.Permission(tree.perm.owner, 8188 new PermissionInfo(bp.pendingInfo)); 8189 bp.perm.info.packageName = tree.perm.info.packageName; 8190 bp.perm.info.name = bp.name; 8191 bp.uid = tree.uid; 8192 } 8193 } 8194 } 8195 if (bp.packageSetting == null) { 8196 // We may not yet have parsed the package, so just see if 8197 // we still know about its settings. 8198 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8199 } 8200 if (bp.packageSetting == null) { 8201 Slog.w(TAG, "Removing dangling permission: " + bp.name 8202 + " from package " + bp.sourcePackage); 8203 it.remove(); 8204 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8205 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8206 Slog.i(TAG, "Removing old permission: " + bp.name 8207 + " from package " + bp.sourcePackage); 8208 flags |= UPDATE_PERMISSIONS_ALL; 8209 it.remove(); 8210 } 8211 } 8212 } 8213 8214 // Now update the permissions for all packages, in particular 8215 // replace the granted permissions of the system packages. 8216 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8217 for (PackageParser.Package pkg : mPackages.values()) { 8218 if (pkg != pkgInfo) { 8219 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8220 changingPkg); 8221 } 8222 } 8223 } 8224 8225 if (pkgInfo != null) { 8226 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8227 } 8228 } 8229 8230 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8231 String packageOfInterest) { 8232 // IMPORTANT: There are two types of permissions: install and runtime. 8233 // Install time permissions are granted when the app is installed to 8234 // all device users and users added in the future. Runtime permissions 8235 // are granted at runtime explicitly to specific users. Normal and signature 8236 // protected permissions are install time permissions. Dangerous permissions 8237 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8238 // otherwise they are runtime permissions. This function does not manage 8239 // runtime permissions except for the case an app targeting Lollipop MR1 8240 // being upgraded to target a newer SDK, in which case dangerous permissions 8241 // are transformed from install time to runtime ones. 8242 8243 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8244 if (ps == null) { 8245 return; 8246 } 8247 8248 PermissionsState permissionsState = ps.getPermissionsState(); 8249 PermissionsState origPermissions = permissionsState; 8250 8251 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8252 8253 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8254 8255 boolean changedInstallPermission = false; 8256 8257 if (replace) { 8258 ps.installPermissionsFixed = false; 8259 if (!ps.isSharedUser()) { 8260 origPermissions = new PermissionsState(permissionsState); 8261 permissionsState.reset(); 8262 } 8263 } 8264 8265 permissionsState.setGlobalGids(mGlobalGids); 8266 8267 final int N = pkg.requestedPermissions.size(); 8268 for (int i=0; i<N; i++) { 8269 final String name = pkg.requestedPermissions.get(i); 8270 final BasePermission bp = mSettings.mPermissions.get(name); 8271 8272 if (DEBUG_INSTALL) { 8273 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8274 } 8275 8276 if (bp == null || bp.packageSetting == null) { 8277 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8278 Slog.w(TAG, "Unknown permission " + name 8279 + " in package " + pkg.packageName); 8280 } 8281 continue; 8282 } 8283 8284 final String perm = bp.name; 8285 boolean allowedSig = false; 8286 int grant = GRANT_DENIED; 8287 8288 // Keep track of app op permissions. 8289 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8290 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8291 if (pkgs == null) { 8292 pkgs = new ArraySet<>(); 8293 mAppOpPermissionPackages.put(bp.name, pkgs); 8294 } 8295 pkgs.add(pkg.packageName); 8296 } 8297 8298 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8299 switch (level) { 8300 case PermissionInfo.PROTECTION_NORMAL: { 8301 // For all apps normal permissions are install time ones. 8302 grant = GRANT_INSTALL; 8303 } break; 8304 8305 case PermissionInfo.PROTECTION_DANGEROUS: { 8306 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8307 // For legacy apps dangerous permissions are install time ones. 8308 grant = GRANT_INSTALL_LEGACY; 8309 } else if (origPermissions.hasInstallPermission(bp.name)) { 8310 // For legacy apps that became modern, install becomes runtime. 8311 grant = GRANT_UPGRADE; 8312 } else { 8313 // For modern apps keep runtime permissions unchanged. 8314 grant = GRANT_RUNTIME; 8315 } 8316 } break; 8317 8318 case PermissionInfo.PROTECTION_SIGNATURE: { 8319 // For all apps signature permissions are install time ones. 8320 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8321 if (allowedSig) { 8322 grant = GRANT_INSTALL; 8323 } 8324 } break; 8325 } 8326 8327 if (DEBUG_INSTALL) { 8328 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8329 } 8330 8331 if (grant != GRANT_DENIED) { 8332 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8333 // If this is an existing, non-system package, then 8334 // we can't add any new permissions to it. 8335 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8336 // Except... if this is a permission that was added 8337 // to the platform (note: need to only do this when 8338 // updating the platform). 8339 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8340 grant = GRANT_DENIED; 8341 } 8342 } 8343 } 8344 8345 switch (grant) { 8346 case GRANT_INSTALL: { 8347 // Revoke this as runtime permission to handle the case of 8348 // a runtime permission being downgraded to an install one. 8349 for (int userId : UserManagerService.getInstance().getUserIds()) { 8350 if (origPermissions.getRuntimePermissionState( 8351 bp.name, userId) != null) { 8352 // Revoke the runtime permission and clear the flags. 8353 origPermissions.revokeRuntimePermission(bp, userId); 8354 origPermissions.updatePermissionFlags(bp, userId, 8355 PackageManager.MASK_PERMISSION_FLAGS, 0); 8356 // If we revoked a permission permission, we have to write. 8357 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8358 changedRuntimePermissionUserIds, userId); 8359 } 8360 } 8361 // Grant an install permission. 8362 if (permissionsState.grantInstallPermission(bp) != 8363 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8364 changedInstallPermission = true; 8365 } 8366 } break; 8367 8368 case GRANT_INSTALL_LEGACY: { 8369 // Grant an install permission. 8370 if (permissionsState.grantInstallPermission(bp) != 8371 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8372 changedInstallPermission = true; 8373 } 8374 } break; 8375 8376 case GRANT_RUNTIME: { 8377 // Grant previously granted runtime permissions. 8378 for (int userId : UserManagerService.getInstance().getUserIds()) { 8379 PermissionState permissionState = origPermissions 8380 .getRuntimePermissionState(bp.name, userId); 8381 final int flags = permissionState != null 8382 ? permissionState.getFlags() : 0; 8383 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8384 if (permissionsState.grantRuntimePermission(bp, userId) == 8385 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8386 // If we cannot put the permission as it was, we have to write. 8387 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8388 changedRuntimePermissionUserIds, userId); 8389 } 8390 } 8391 // Propagate the permission flags. 8392 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8393 } 8394 } break; 8395 8396 case GRANT_UPGRADE: { 8397 // Grant runtime permissions for a previously held install permission. 8398 PermissionState permissionState = origPermissions 8399 .getInstallPermissionState(bp.name); 8400 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8401 8402 if (origPermissions.revokeInstallPermission(bp) 8403 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8404 // We will be transferring the permission flags, so clear them. 8405 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8406 PackageManager.MASK_PERMISSION_FLAGS, 0); 8407 changedInstallPermission = true; 8408 } 8409 8410 // If the permission is not to be promoted to runtime we ignore it and 8411 // also its other flags as they are not applicable to install permissions. 8412 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8413 for (int userId : currentUserIds) { 8414 if (permissionsState.grantRuntimePermission(bp, userId) != 8415 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8416 // Transfer the permission flags. 8417 permissionsState.updatePermissionFlags(bp, userId, 8418 flags, flags); 8419 // If we granted the permission, we have to write. 8420 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8421 changedRuntimePermissionUserIds, userId); 8422 } 8423 } 8424 } 8425 } break; 8426 8427 default: { 8428 if (packageOfInterest == null 8429 || packageOfInterest.equals(pkg.packageName)) { 8430 Slog.w(TAG, "Not granting permission " + perm 8431 + " to package " + pkg.packageName 8432 + " because it was previously installed without"); 8433 } 8434 } break; 8435 } 8436 } else { 8437 if (permissionsState.revokeInstallPermission(bp) != 8438 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8439 // Also drop the permission flags. 8440 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8441 PackageManager.MASK_PERMISSION_FLAGS, 0); 8442 changedInstallPermission = true; 8443 Slog.i(TAG, "Un-granting permission " + perm 8444 + " from package " + pkg.packageName 8445 + " (protectionLevel=" + bp.protectionLevel 8446 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8447 + ")"); 8448 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8449 // Don't print warning for app op permissions, since it is fine for them 8450 // not to be granted, there is a UI for the user to decide. 8451 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8452 Slog.w(TAG, "Not granting permission " + perm 8453 + " to package " + pkg.packageName 8454 + " (protectionLevel=" + bp.protectionLevel 8455 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8456 + ")"); 8457 } 8458 } 8459 } 8460 } 8461 8462 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8463 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8464 // This is the first that we have heard about this package, so the 8465 // permissions we have now selected are fixed until explicitly 8466 // changed. 8467 ps.installPermissionsFixed = true; 8468 } 8469 8470 // Persist the runtime permissions state for users with changes. 8471 for (int userId : changedRuntimePermissionUserIds) { 8472 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8473 } 8474 } 8475 8476 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8477 boolean allowed = false; 8478 final int NP = PackageParser.NEW_PERMISSIONS.length; 8479 for (int ip=0; ip<NP; ip++) { 8480 final PackageParser.NewPermissionInfo npi 8481 = PackageParser.NEW_PERMISSIONS[ip]; 8482 if (npi.name.equals(perm) 8483 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8484 allowed = true; 8485 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8486 + pkg.packageName); 8487 break; 8488 } 8489 } 8490 return allowed; 8491 } 8492 8493 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8494 BasePermission bp, PermissionsState origPermissions) { 8495 boolean allowed; 8496 allowed = (compareSignatures( 8497 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8498 == PackageManager.SIGNATURE_MATCH) 8499 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8500 == PackageManager.SIGNATURE_MATCH); 8501 if (!allowed && (bp.protectionLevel 8502 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8503 if (isSystemApp(pkg)) { 8504 // For updated system applications, a system permission 8505 // is granted only if it had been defined by the original application. 8506 if (pkg.isUpdatedSystemApp()) { 8507 final PackageSetting sysPs = mSettings 8508 .getDisabledSystemPkgLPr(pkg.packageName); 8509 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8510 // If the original was granted this permission, we take 8511 // that grant decision as read and propagate it to the 8512 // update. 8513 if (sysPs.isPrivileged()) { 8514 allowed = true; 8515 } 8516 } else { 8517 // The system apk may have been updated with an older 8518 // version of the one on the data partition, but which 8519 // granted a new system permission that it didn't have 8520 // before. In this case we do want to allow the app to 8521 // now get the new permission if the ancestral apk is 8522 // privileged to get it. 8523 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8524 for (int j=0; 8525 j<sysPs.pkg.requestedPermissions.size(); j++) { 8526 if (perm.equals( 8527 sysPs.pkg.requestedPermissions.get(j))) { 8528 allowed = true; 8529 break; 8530 } 8531 } 8532 } 8533 } 8534 } else { 8535 allowed = isPrivilegedApp(pkg); 8536 } 8537 } 8538 } 8539 if (!allowed) { 8540 if (!allowed && (bp.protectionLevel 8541 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8542 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8543 // If this was a previously normal/dangerous permission that got moved 8544 // to a system permission as part of the runtime permission redesign, then 8545 // we still want to blindly grant it to old apps. 8546 allowed = true; 8547 } 8548 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8549 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8550 // If this permission is to be granted to the system installer and 8551 // this app is an installer, then it gets the permission. 8552 allowed = true; 8553 } 8554 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8555 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8556 // If this permission is to be granted to the system verifier and 8557 // this app is a verifier, then it gets the permission. 8558 allowed = true; 8559 } 8560 if (!allowed && (bp.protectionLevel 8561 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8562 && isSystemApp(pkg)) { 8563 // Any pre-installed system app is allowed to get this permission. 8564 allowed = true; 8565 } 8566 if (!allowed && (bp.protectionLevel 8567 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8568 // For development permissions, a development permission 8569 // is granted only if it was already granted. 8570 allowed = origPermissions.hasInstallPermission(perm); 8571 } 8572 } 8573 return allowed; 8574 } 8575 8576 final class ActivityIntentResolver 8577 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8578 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8579 boolean defaultOnly, int userId) { 8580 if (!sUserManager.exists(userId)) return null; 8581 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8582 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8583 } 8584 8585 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8586 int userId) { 8587 if (!sUserManager.exists(userId)) return null; 8588 mFlags = flags; 8589 return super.queryIntent(intent, resolvedType, 8590 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8591 } 8592 8593 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8594 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8595 if (!sUserManager.exists(userId)) return null; 8596 if (packageActivities == null) { 8597 return null; 8598 } 8599 mFlags = flags; 8600 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8601 final int N = packageActivities.size(); 8602 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8603 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8604 8605 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8606 for (int i = 0; i < N; ++i) { 8607 intentFilters = packageActivities.get(i).intents; 8608 if (intentFilters != null && intentFilters.size() > 0) { 8609 PackageParser.ActivityIntentInfo[] array = 8610 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8611 intentFilters.toArray(array); 8612 listCut.add(array); 8613 } 8614 } 8615 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8616 } 8617 8618 public final void addActivity(PackageParser.Activity a, String type) { 8619 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8620 mActivities.put(a.getComponentName(), a); 8621 if (DEBUG_SHOW_INFO) 8622 Log.v( 8623 TAG, " " + type + " " + 8624 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8625 if (DEBUG_SHOW_INFO) 8626 Log.v(TAG, " Class=" + a.info.name); 8627 final int NI = a.intents.size(); 8628 for (int j=0; j<NI; j++) { 8629 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8630 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8631 intent.setPriority(0); 8632 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8633 + a.className + " with priority > 0, forcing to 0"); 8634 } 8635 if (DEBUG_SHOW_INFO) { 8636 Log.v(TAG, " IntentFilter:"); 8637 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8638 } 8639 if (!intent.debugCheck()) { 8640 Log.w(TAG, "==> For Activity " + a.info.name); 8641 } 8642 addFilter(intent); 8643 } 8644 } 8645 8646 public final void removeActivity(PackageParser.Activity a, String type) { 8647 mActivities.remove(a.getComponentName()); 8648 if (DEBUG_SHOW_INFO) { 8649 Log.v(TAG, " " + type + " " 8650 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8651 : a.info.name) + ":"); 8652 Log.v(TAG, " Class=" + a.info.name); 8653 } 8654 final int NI = a.intents.size(); 8655 for (int j=0; j<NI; j++) { 8656 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8657 if (DEBUG_SHOW_INFO) { 8658 Log.v(TAG, " IntentFilter:"); 8659 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8660 } 8661 removeFilter(intent); 8662 } 8663 } 8664 8665 @Override 8666 protected boolean allowFilterResult( 8667 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8668 ActivityInfo filterAi = filter.activity.info; 8669 for (int i=dest.size()-1; i>=0; i--) { 8670 ActivityInfo destAi = dest.get(i).activityInfo; 8671 if (destAi.name == filterAi.name 8672 && destAi.packageName == filterAi.packageName) { 8673 return false; 8674 } 8675 } 8676 return true; 8677 } 8678 8679 @Override 8680 protected ActivityIntentInfo[] newArray(int size) { 8681 return new ActivityIntentInfo[size]; 8682 } 8683 8684 @Override 8685 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8686 if (!sUserManager.exists(userId)) return true; 8687 PackageParser.Package p = filter.activity.owner; 8688 if (p != null) { 8689 PackageSetting ps = (PackageSetting)p.mExtras; 8690 if (ps != null) { 8691 // System apps are never considered stopped for purposes of 8692 // filtering, because there may be no way for the user to 8693 // actually re-launch them. 8694 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8695 && ps.getStopped(userId); 8696 } 8697 } 8698 return false; 8699 } 8700 8701 @Override 8702 protected boolean isPackageForFilter(String packageName, 8703 PackageParser.ActivityIntentInfo info) { 8704 return packageName.equals(info.activity.owner.packageName); 8705 } 8706 8707 @Override 8708 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8709 int match, int userId) { 8710 if (!sUserManager.exists(userId)) return null; 8711 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8712 return null; 8713 } 8714 final PackageParser.Activity activity = info.activity; 8715 if (mSafeMode && (activity.info.applicationInfo.flags 8716 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8717 return null; 8718 } 8719 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8720 if (ps == null) { 8721 return null; 8722 } 8723 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8724 ps.readUserState(userId), userId); 8725 if (ai == null) { 8726 return null; 8727 } 8728 final ResolveInfo res = new ResolveInfo(); 8729 res.activityInfo = ai; 8730 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8731 res.filter = info; 8732 } 8733 if (info != null) { 8734 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8735 } 8736 res.priority = info.getPriority(); 8737 res.preferredOrder = activity.owner.mPreferredOrder; 8738 //System.out.println("Result: " + res.activityInfo.className + 8739 // " = " + res.priority); 8740 res.match = match; 8741 res.isDefault = info.hasDefault; 8742 res.labelRes = info.labelRes; 8743 res.nonLocalizedLabel = info.nonLocalizedLabel; 8744 if (userNeedsBadging(userId)) { 8745 res.noResourceId = true; 8746 } else { 8747 res.icon = info.icon; 8748 } 8749 res.iconResourceId = info.icon; 8750 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8751 return res; 8752 } 8753 8754 @Override 8755 protected void sortResults(List<ResolveInfo> results) { 8756 Collections.sort(results, mResolvePrioritySorter); 8757 } 8758 8759 @Override 8760 protected void dumpFilter(PrintWriter out, String prefix, 8761 PackageParser.ActivityIntentInfo filter) { 8762 out.print(prefix); out.print( 8763 Integer.toHexString(System.identityHashCode(filter.activity))); 8764 out.print(' '); 8765 filter.activity.printComponentShortName(out); 8766 out.print(" filter "); 8767 out.println(Integer.toHexString(System.identityHashCode(filter))); 8768 } 8769 8770 @Override 8771 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8772 return filter.activity; 8773 } 8774 8775 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8776 PackageParser.Activity activity = (PackageParser.Activity)label; 8777 out.print(prefix); out.print( 8778 Integer.toHexString(System.identityHashCode(activity))); 8779 out.print(' '); 8780 activity.printComponentShortName(out); 8781 if (count > 1) { 8782 out.print(" ("); out.print(count); out.print(" filters)"); 8783 } 8784 out.println(); 8785 } 8786 8787// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8788// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8789// final List<ResolveInfo> retList = Lists.newArrayList(); 8790// while (i.hasNext()) { 8791// final ResolveInfo resolveInfo = i.next(); 8792// if (isEnabledLP(resolveInfo.activityInfo)) { 8793// retList.add(resolveInfo); 8794// } 8795// } 8796// return retList; 8797// } 8798 8799 // Keys are String (activity class name), values are Activity. 8800 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8801 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8802 private int mFlags; 8803 } 8804 8805 private final class ServiceIntentResolver 8806 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8807 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8808 boolean defaultOnly, int userId) { 8809 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8810 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8811 } 8812 8813 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8814 int userId) { 8815 if (!sUserManager.exists(userId)) return null; 8816 mFlags = flags; 8817 return super.queryIntent(intent, resolvedType, 8818 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8819 } 8820 8821 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8822 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8823 if (!sUserManager.exists(userId)) return null; 8824 if (packageServices == null) { 8825 return null; 8826 } 8827 mFlags = flags; 8828 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8829 final int N = packageServices.size(); 8830 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8831 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8832 8833 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8834 for (int i = 0; i < N; ++i) { 8835 intentFilters = packageServices.get(i).intents; 8836 if (intentFilters != null && intentFilters.size() > 0) { 8837 PackageParser.ServiceIntentInfo[] array = 8838 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8839 intentFilters.toArray(array); 8840 listCut.add(array); 8841 } 8842 } 8843 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8844 } 8845 8846 public final void addService(PackageParser.Service s) { 8847 mServices.put(s.getComponentName(), s); 8848 if (DEBUG_SHOW_INFO) { 8849 Log.v(TAG, " " 8850 + (s.info.nonLocalizedLabel != null 8851 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8852 Log.v(TAG, " Class=" + s.info.name); 8853 } 8854 final int NI = s.intents.size(); 8855 int j; 8856 for (j=0; j<NI; j++) { 8857 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8858 if (DEBUG_SHOW_INFO) { 8859 Log.v(TAG, " IntentFilter:"); 8860 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8861 } 8862 if (!intent.debugCheck()) { 8863 Log.w(TAG, "==> For Service " + s.info.name); 8864 } 8865 addFilter(intent); 8866 } 8867 } 8868 8869 public final void removeService(PackageParser.Service s) { 8870 mServices.remove(s.getComponentName()); 8871 if (DEBUG_SHOW_INFO) { 8872 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8873 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8874 Log.v(TAG, " Class=" + s.info.name); 8875 } 8876 final int NI = s.intents.size(); 8877 int j; 8878 for (j=0; j<NI; j++) { 8879 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8880 if (DEBUG_SHOW_INFO) { 8881 Log.v(TAG, " IntentFilter:"); 8882 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8883 } 8884 removeFilter(intent); 8885 } 8886 } 8887 8888 @Override 8889 protected boolean allowFilterResult( 8890 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8891 ServiceInfo filterSi = filter.service.info; 8892 for (int i=dest.size()-1; i>=0; i--) { 8893 ServiceInfo destAi = dest.get(i).serviceInfo; 8894 if (destAi.name == filterSi.name 8895 && destAi.packageName == filterSi.packageName) { 8896 return false; 8897 } 8898 } 8899 return true; 8900 } 8901 8902 @Override 8903 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8904 return new PackageParser.ServiceIntentInfo[size]; 8905 } 8906 8907 @Override 8908 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8909 if (!sUserManager.exists(userId)) return true; 8910 PackageParser.Package p = filter.service.owner; 8911 if (p != null) { 8912 PackageSetting ps = (PackageSetting)p.mExtras; 8913 if (ps != null) { 8914 // System apps are never considered stopped for purposes of 8915 // filtering, because there may be no way for the user to 8916 // actually re-launch them. 8917 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8918 && ps.getStopped(userId); 8919 } 8920 } 8921 return false; 8922 } 8923 8924 @Override 8925 protected boolean isPackageForFilter(String packageName, 8926 PackageParser.ServiceIntentInfo info) { 8927 return packageName.equals(info.service.owner.packageName); 8928 } 8929 8930 @Override 8931 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8932 int match, int userId) { 8933 if (!sUserManager.exists(userId)) return null; 8934 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8935 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8936 return null; 8937 } 8938 final PackageParser.Service service = info.service; 8939 if (mSafeMode && (service.info.applicationInfo.flags 8940 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8941 return null; 8942 } 8943 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8944 if (ps == null) { 8945 return null; 8946 } 8947 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8948 ps.readUserState(userId), userId); 8949 if (si == null) { 8950 return null; 8951 } 8952 final ResolveInfo res = new ResolveInfo(); 8953 res.serviceInfo = si; 8954 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8955 res.filter = filter; 8956 } 8957 res.priority = info.getPriority(); 8958 res.preferredOrder = service.owner.mPreferredOrder; 8959 res.match = match; 8960 res.isDefault = info.hasDefault; 8961 res.labelRes = info.labelRes; 8962 res.nonLocalizedLabel = info.nonLocalizedLabel; 8963 res.icon = info.icon; 8964 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8965 return res; 8966 } 8967 8968 @Override 8969 protected void sortResults(List<ResolveInfo> results) { 8970 Collections.sort(results, mResolvePrioritySorter); 8971 } 8972 8973 @Override 8974 protected void dumpFilter(PrintWriter out, String prefix, 8975 PackageParser.ServiceIntentInfo filter) { 8976 out.print(prefix); out.print( 8977 Integer.toHexString(System.identityHashCode(filter.service))); 8978 out.print(' '); 8979 filter.service.printComponentShortName(out); 8980 out.print(" filter "); 8981 out.println(Integer.toHexString(System.identityHashCode(filter))); 8982 } 8983 8984 @Override 8985 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8986 return filter.service; 8987 } 8988 8989 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8990 PackageParser.Service service = (PackageParser.Service)label; 8991 out.print(prefix); out.print( 8992 Integer.toHexString(System.identityHashCode(service))); 8993 out.print(' '); 8994 service.printComponentShortName(out); 8995 if (count > 1) { 8996 out.print(" ("); out.print(count); out.print(" filters)"); 8997 } 8998 out.println(); 8999 } 9000 9001// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9002// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9003// final List<ResolveInfo> retList = Lists.newArrayList(); 9004// while (i.hasNext()) { 9005// final ResolveInfo resolveInfo = (ResolveInfo) i; 9006// if (isEnabledLP(resolveInfo.serviceInfo)) { 9007// retList.add(resolveInfo); 9008// } 9009// } 9010// return retList; 9011// } 9012 9013 // Keys are String (activity class name), values are Activity. 9014 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9015 = new ArrayMap<ComponentName, PackageParser.Service>(); 9016 private int mFlags; 9017 }; 9018 9019 private final class ProviderIntentResolver 9020 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9021 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9022 boolean defaultOnly, int userId) { 9023 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9024 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9025 } 9026 9027 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9028 int userId) { 9029 if (!sUserManager.exists(userId)) 9030 return null; 9031 mFlags = flags; 9032 return super.queryIntent(intent, resolvedType, 9033 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9034 } 9035 9036 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9037 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9038 if (!sUserManager.exists(userId)) 9039 return null; 9040 if (packageProviders == null) { 9041 return null; 9042 } 9043 mFlags = flags; 9044 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9045 final int N = packageProviders.size(); 9046 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9047 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9048 9049 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9050 for (int i = 0; i < N; ++i) { 9051 intentFilters = packageProviders.get(i).intents; 9052 if (intentFilters != null && intentFilters.size() > 0) { 9053 PackageParser.ProviderIntentInfo[] array = 9054 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9055 intentFilters.toArray(array); 9056 listCut.add(array); 9057 } 9058 } 9059 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9060 } 9061 9062 public final void addProvider(PackageParser.Provider p) { 9063 if (mProviders.containsKey(p.getComponentName())) { 9064 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9065 return; 9066 } 9067 9068 mProviders.put(p.getComponentName(), p); 9069 if (DEBUG_SHOW_INFO) { 9070 Log.v(TAG, " " 9071 + (p.info.nonLocalizedLabel != null 9072 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9073 Log.v(TAG, " Class=" + p.info.name); 9074 } 9075 final int NI = p.intents.size(); 9076 int j; 9077 for (j = 0; j < NI; j++) { 9078 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9079 if (DEBUG_SHOW_INFO) { 9080 Log.v(TAG, " IntentFilter:"); 9081 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9082 } 9083 if (!intent.debugCheck()) { 9084 Log.w(TAG, "==> For Provider " + p.info.name); 9085 } 9086 addFilter(intent); 9087 } 9088 } 9089 9090 public final void removeProvider(PackageParser.Provider p) { 9091 mProviders.remove(p.getComponentName()); 9092 if (DEBUG_SHOW_INFO) { 9093 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9094 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9095 Log.v(TAG, " Class=" + p.info.name); 9096 } 9097 final int NI = p.intents.size(); 9098 int j; 9099 for (j = 0; j < NI; j++) { 9100 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9101 if (DEBUG_SHOW_INFO) { 9102 Log.v(TAG, " IntentFilter:"); 9103 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9104 } 9105 removeFilter(intent); 9106 } 9107 } 9108 9109 @Override 9110 protected boolean allowFilterResult( 9111 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9112 ProviderInfo filterPi = filter.provider.info; 9113 for (int i = dest.size() - 1; i >= 0; i--) { 9114 ProviderInfo destPi = dest.get(i).providerInfo; 9115 if (destPi.name == filterPi.name 9116 && destPi.packageName == filterPi.packageName) { 9117 return false; 9118 } 9119 } 9120 return true; 9121 } 9122 9123 @Override 9124 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9125 return new PackageParser.ProviderIntentInfo[size]; 9126 } 9127 9128 @Override 9129 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9130 if (!sUserManager.exists(userId)) 9131 return true; 9132 PackageParser.Package p = filter.provider.owner; 9133 if (p != null) { 9134 PackageSetting ps = (PackageSetting) p.mExtras; 9135 if (ps != null) { 9136 // System apps are never considered stopped for purposes of 9137 // filtering, because there may be no way for the user to 9138 // actually re-launch them. 9139 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9140 && ps.getStopped(userId); 9141 } 9142 } 9143 return false; 9144 } 9145 9146 @Override 9147 protected boolean isPackageForFilter(String packageName, 9148 PackageParser.ProviderIntentInfo info) { 9149 return packageName.equals(info.provider.owner.packageName); 9150 } 9151 9152 @Override 9153 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9154 int match, int userId) { 9155 if (!sUserManager.exists(userId)) 9156 return null; 9157 final PackageParser.ProviderIntentInfo info = filter; 9158 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9159 return null; 9160 } 9161 final PackageParser.Provider provider = info.provider; 9162 if (mSafeMode && (provider.info.applicationInfo.flags 9163 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9164 return null; 9165 } 9166 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9167 if (ps == null) { 9168 return null; 9169 } 9170 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9171 ps.readUserState(userId), userId); 9172 if (pi == null) { 9173 return null; 9174 } 9175 final ResolveInfo res = new ResolveInfo(); 9176 res.providerInfo = pi; 9177 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9178 res.filter = filter; 9179 } 9180 res.priority = info.getPriority(); 9181 res.preferredOrder = provider.owner.mPreferredOrder; 9182 res.match = match; 9183 res.isDefault = info.hasDefault; 9184 res.labelRes = info.labelRes; 9185 res.nonLocalizedLabel = info.nonLocalizedLabel; 9186 res.icon = info.icon; 9187 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9188 return res; 9189 } 9190 9191 @Override 9192 protected void sortResults(List<ResolveInfo> results) { 9193 Collections.sort(results, mResolvePrioritySorter); 9194 } 9195 9196 @Override 9197 protected void dumpFilter(PrintWriter out, String prefix, 9198 PackageParser.ProviderIntentInfo filter) { 9199 out.print(prefix); 9200 out.print( 9201 Integer.toHexString(System.identityHashCode(filter.provider))); 9202 out.print(' '); 9203 filter.provider.printComponentShortName(out); 9204 out.print(" filter "); 9205 out.println(Integer.toHexString(System.identityHashCode(filter))); 9206 } 9207 9208 @Override 9209 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9210 return filter.provider; 9211 } 9212 9213 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9214 PackageParser.Provider provider = (PackageParser.Provider)label; 9215 out.print(prefix); out.print( 9216 Integer.toHexString(System.identityHashCode(provider))); 9217 out.print(' '); 9218 provider.printComponentShortName(out); 9219 if (count > 1) { 9220 out.print(" ("); out.print(count); out.print(" filters)"); 9221 } 9222 out.println(); 9223 } 9224 9225 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9226 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9227 private int mFlags; 9228 }; 9229 9230 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9231 new Comparator<ResolveInfo>() { 9232 public int compare(ResolveInfo r1, ResolveInfo r2) { 9233 int v1 = r1.priority; 9234 int v2 = r2.priority; 9235 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9236 if (v1 != v2) { 9237 return (v1 > v2) ? -1 : 1; 9238 } 9239 v1 = r1.preferredOrder; 9240 v2 = r2.preferredOrder; 9241 if (v1 != v2) { 9242 return (v1 > v2) ? -1 : 1; 9243 } 9244 if (r1.isDefault != r2.isDefault) { 9245 return r1.isDefault ? -1 : 1; 9246 } 9247 v1 = r1.match; 9248 v2 = r2.match; 9249 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9250 if (v1 != v2) { 9251 return (v1 > v2) ? -1 : 1; 9252 } 9253 if (r1.system != r2.system) { 9254 return r1.system ? -1 : 1; 9255 } 9256 return 0; 9257 } 9258 }; 9259 9260 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9261 new Comparator<ProviderInfo>() { 9262 public int compare(ProviderInfo p1, ProviderInfo p2) { 9263 final int v1 = p1.initOrder; 9264 final int v2 = p2.initOrder; 9265 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9266 } 9267 }; 9268 9269 final void sendPackageBroadcast(final String action, final String pkg, 9270 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9271 final int[] userIds) { 9272 mHandler.post(new Runnable() { 9273 @Override 9274 public void run() { 9275 try { 9276 final IActivityManager am = ActivityManagerNative.getDefault(); 9277 if (am == null) return; 9278 final int[] resolvedUserIds; 9279 if (userIds == null) { 9280 resolvedUserIds = am.getRunningUserIds(); 9281 } else { 9282 resolvedUserIds = userIds; 9283 } 9284 for (int id : resolvedUserIds) { 9285 final Intent intent = new Intent(action, 9286 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9287 if (extras != null) { 9288 intent.putExtras(extras); 9289 } 9290 if (targetPkg != null) { 9291 intent.setPackage(targetPkg); 9292 } 9293 // Modify the UID when posting to other users 9294 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9295 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9296 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9297 intent.putExtra(Intent.EXTRA_UID, uid); 9298 } 9299 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9300 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9301 if (DEBUG_BROADCASTS) { 9302 RuntimeException here = new RuntimeException("here"); 9303 here.fillInStackTrace(); 9304 Slog.d(TAG, "Sending to user " + id + ": " 9305 + intent.toShortString(false, true, false, false) 9306 + " " + intent.getExtras(), here); 9307 } 9308 am.broadcastIntent(null, intent, null, finishedReceiver, 9309 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9310 null, finishedReceiver != null, false, id); 9311 } 9312 } catch (RemoteException ex) { 9313 } 9314 } 9315 }); 9316 } 9317 9318 /** 9319 * Check if the external storage media is available. This is true if there 9320 * is a mounted external storage medium or if the external storage is 9321 * emulated. 9322 */ 9323 private boolean isExternalMediaAvailable() { 9324 return mMediaMounted || Environment.isExternalStorageEmulated(); 9325 } 9326 9327 @Override 9328 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9329 // writer 9330 synchronized (mPackages) { 9331 if (!isExternalMediaAvailable()) { 9332 // If the external storage is no longer mounted at this point, 9333 // the caller may not have been able to delete all of this 9334 // packages files and can not delete any more. Bail. 9335 return null; 9336 } 9337 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9338 if (lastPackage != null) { 9339 pkgs.remove(lastPackage); 9340 } 9341 if (pkgs.size() > 0) { 9342 return pkgs.get(0); 9343 } 9344 } 9345 return null; 9346 } 9347 9348 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9349 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9350 userId, andCode ? 1 : 0, packageName); 9351 if (mSystemReady) { 9352 msg.sendToTarget(); 9353 } else { 9354 if (mPostSystemReadyMessages == null) { 9355 mPostSystemReadyMessages = new ArrayList<>(); 9356 } 9357 mPostSystemReadyMessages.add(msg); 9358 } 9359 } 9360 9361 void startCleaningPackages() { 9362 // reader 9363 synchronized (mPackages) { 9364 if (!isExternalMediaAvailable()) { 9365 return; 9366 } 9367 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9368 return; 9369 } 9370 } 9371 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9372 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9373 IActivityManager am = ActivityManagerNative.getDefault(); 9374 if (am != null) { 9375 try { 9376 am.startService(null, intent, null, mContext.getOpPackageName(), 9377 UserHandle.USER_OWNER); 9378 } catch (RemoteException e) { 9379 } 9380 } 9381 } 9382 9383 @Override 9384 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9385 int installFlags, String installerPackageName, VerificationParams verificationParams, 9386 String packageAbiOverride) { 9387 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9388 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9389 } 9390 9391 @Override 9392 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9393 int installFlags, String installerPackageName, VerificationParams verificationParams, 9394 String packageAbiOverride, int userId) { 9395 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9396 9397 final int callingUid = Binder.getCallingUid(); 9398 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9399 9400 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9401 try { 9402 if (observer != null) { 9403 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9404 } 9405 } catch (RemoteException re) { 9406 } 9407 return; 9408 } 9409 9410 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9411 installFlags |= PackageManager.INSTALL_FROM_ADB; 9412 9413 } else { 9414 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9415 // about installerPackageName. 9416 9417 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9418 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9419 } 9420 9421 UserHandle user; 9422 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9423 user = UserHandle.ALL; 9424 } else { 9425 user = new UserHandle(userId); 9426 } 9427 9428 // Only system components can circumvent runtime permissions when installing. 9429 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9430 && mContext.checkCallingOrSelfPermission(Manifest.permission 9431 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9432 throw new SecurityException("You need the " 9433 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9434 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9435 } 9436 9437 verificationParams.setInstallerUid(callingUid); 9438 9439 final File originFile = new File(originPath); 9440 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9441 9442 final Message msg = mHandler.obtainMessage(INIT_COPY); 9443 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9444 null, verificationParams, user, packageAbiOverride); 9445 mHandler.sendMessage(msg); 9446 } 9447 9448 void installStage(String packageName, File stagedDir, String stagedCid, 9449 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9450 String installerPackageName, int installerUid, UserHandle user) { 9451 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9452 params.referrerUri, installerUid, null); 9453 verifParams.setInstallerUid(installerUid); 9454 9455 final OriginInfo origin; 9456 if (stagedDir != null) { 9457 origin = OriginInfo.fromStagedFile(stagedDir); 9458 } else { 9459 origin = OriginInfo.fromStagedContainer(stagedCid); 9460 } 9461 9462 final Message msg = mHandler.obtainMessage(INIT_COPY); 9463 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9464 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9465 mHandler.sendMessage(msg); 9466 } 9467 9468 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9469 Bundle extras = new Bundle(1); 9470 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9471 9472 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9473 packageName, extras, null, null, new int[] {userId}); 9474 try { 9475 IActivityManager am = ActivityManagerNative.getDefault(); 9476 final boolean isSystem = 9477 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9478 if (isSystem && am.isUserRunning(userId, false)) { 9479 // The just-installed/enabled app is bundled on the system, so presumed 9480 // to be able to run automatically without needing an explicit launch. 9481 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9482 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9483 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9484 .setPackage(packageName); 9485 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9486 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9487 } 9488 } catch (RemoteException e) { 9489 // shouldn't happen 9490 Slog.w(TAG, "Unable to bootstrap installed package", e); 9491 } 9492 } 9493 9494 @Override 9495 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9496 int userId) { 9497 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9498 PackageSetting pkgSetting; 9499 final int uid = Binder.getCallingUid(); 9500 enforceCrossUserPermission(uid, userId, true, true, 9501 "setApplicationHiddenSetting for user " + userId); 9502 9503 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9504 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9505 return false; 9506 } 9507 9508 long callingId = Binder.clearCallingIdentity(); 9509 try { 9510 boolean sendAdded = false; 9511 boolean sendRemoved = false; 9512 // writer 9513 synchronized (mPackages) { 9514 pkgSetting = mSettings.mPackages.get(packageName); 9515 if (pkgSetting == null) { 9516 return false; 9517 } 9518 if (pkgSetting.getHidden(userId) != hidden) { 9519 pkgSetting.setHidden(hidden, userId); 9520 mSettings.writePackageRestrictionsLPr(userId); 9521 if (hidden) { 9522 sendRemoved = true; 9523 } else { 9524 sendAdded = true; 9525 } 9526 } 9527 } 9528 if (sendAdded) { 9529 sendPackageAddedForUser(packageName, pkgSetting, userId); 9530 return true; 9531 } 9532 if (sendRemoved) { 9533 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9534 "hiding pkg"); 9535 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9536 } 9537 } finally { 9538 Binder.restoreCallingIdentity(callingId); 9539 } 9540 return false; 9541 } 9542 9543 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9544 int userId) { 9545 final PackageRemovedInfo info = new PackageRemovedInfo(); 9546 info.removedPackage = packageName; 9547 info.removedUsers = new int[] {userId}; 9548 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9549 info.sendBroadcast(false, false, false); 9550 } 9551 9552 /** 9553 * Returns true if application is not found or there was an error. Otherwise it returns 9554 * the hidden state of the package for the given user. 9555 */ 9556 @Override 9557 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9558 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9559 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9560 false, "getApplicationHidden for user " + userId); 9561 PackageSetting pkgSetting; 9562 long callingId = Binder.clearCallingIdentity(); 9563 try { 9564 // writer 9565 synchronized (mPackages) { 9566 pkgSetting = mSettings.mPackages.get(packageName); 9567 if (pkgSetting == null) { 9568 return true; 9569 } 9570 return pkgSetting.getHidden(userId); 9571 } 9572 } finally { 9573 Binder.restoreCallingIdentity(callingId); 9574 } 9575 } 9576 9577 /** 9578 * @hide 9579 */ 9580 @Override 9581 public int installExistingPackageAsUser(String packageName, int userId) { 9582 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9583 null); 9584 PackageSetting pkgSetting; 9585 final int uid = Binder.getCallingUid(); 9586 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9587 + userId); 9588 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9589 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9590 } 9591 9592 long callingId = Binder.clearCallingIdentity(); 9593 try { 9594 boolean sendAdded = false; 9595 9596 // writer 9597 synchronized (mPackages) { 9598 pkgSetting = mSettings.mPackages.get(packageName); 9599 if (pkgSetting == null) { 9600 return PackageManager.INSTALL_FAILED_INVALID_URI; 9601 } 9602 if (!pkgSetting.getInstalled(userId)) { 9603 pkgSetting.setInstalled(true, userId); 9604 pkgSetting.setHidden(false, userId); 9605 mSettings.writePackageRestrictionsLPr(userId); 9606 sendAdded = true; 9607 } 9608 } 9609 9610 if (sendAdded) { 9611 sendPackageAddedForUser(packageName, pkgSetting, userId); 9612 } 9613 } finally { 9614 Binder.restoreCallingIdentity(callingId); 9615 } 9616 9617 return PackageManager.INSTALL_SUCCEEDED; 9618 } 9619 9620 boolean isUserRestricted(int userId, String restrictionKey) { 9621 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9622 if (restrictions.getBoolean(restrictionKey, false)) { 9623 Log.w(TAG, "User is restricted: " + restrictionKey); 9624 return true; 9625 } 9626 return false; 9627 } 9628 9629 @Override 9630 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9631 mContext.enforceCallingOrSelfPermission( 9632 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9633 "Only package verification agents can verify applications"); 9634 9635 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9636 final PackageVerificationResponse response = new PackageVerificationResponse( 9637 verificationCode, Binder.getCallingUid()); 9638 msg.arg1 = id; 9639 msg.obj = response; 9640 mHandler.sendMessage(msg); 9641 } 9642 9643 @Override 9644 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9645 long millisecondsToDelay) { 9646 mContext.enforceCallingOrSelfPermission( 9647 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9648 "Only package verification agents can extend verification timeouts"); 9649 9650 final PackageVerificationState state = mPendingVerification.get(id); 9651 final PackageVerificationResponse response = new PackageVerificationResponse( 9652 verificationCodeAtTimeout, Binder.getCallingUid()); 9653 9654 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9655 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9656 } 9657 if (millisecondsToDelay < 0) { 9658 millisecondsToDelay = 0; 9659 } 9660 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9661 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9662 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9663 } 9664 9665 if ((state != null) && !state.timeoutExtended()) { 9666 state.extendTimeout(); 9667 9668 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9669 msg.arg1 = id; 9670 msg.obj = response; 9671 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9672 } 9673 } 9674 9675 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9676 int verificationCode, UserHandle user) { 9677 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9678 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9679 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9680 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9681 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9682 9683 mContext.sendBroadcastAsUser(intent, user, 9684 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9685 } 9686 9687 private ComponentName matchComponentForVerifier(String packageName, 9688 List<ResolveInfo> receivers) { 9689 ActivityInfo targetReceiver = null; 9690 9691 final int NR = receivers.size(); 9692 for (int i = 0; i < NR; i++) { 9693 final ResolveInfo info = receivers.get(i); 9694 if (info.activityInfo == null) { 9695 continue; 9696 } 9697 9698 if (packageName.equals(info.activityInfo.packageName)) { 9699 targetReceiver = info.activityInfo; 9700 break; 9701 } 9702 } 9703 9704 if (targetReceiver == null) { 9705 return null; 9706 } 9707 9708 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9709 } 9710 9711 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9712 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9713 if (pkgInfo.verifiers.length == 0) { 9714 return null; 9715 } 9716 9717 final int N = pkgInfo.verifiers.length; 9718 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9719 for (int i = 0; i < N; i++) { 9720 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9721 9722 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9723 receivers); 9724 if (comp == null) { 9725 continue; 9726 } 9727 9728 final int verifierUid = getUidForVerifier(verifierInfo); 9729 if (verifierUid == -1) { 9730 continue; 9731 } 9732 9733 if (DEBUG_VERIFY) { 9734 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9735 + " with the correct signature"); 9736 } 9737 sufficientVerifiers.add(comp); 9738 verificationState.addSufficientVerifier(verifierUid); 9739 } 9740 9741 return sufficientVerifiers; 9742 } 9743 9744 private int getUidForVerifier(VerifierInfo verifierInfo) { 9745 synchronized (mPackages) { 9746 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9747 if (pkg == null) { 9748 return -1; 9749 } else if (pkg.mSignatures.length != 1) { 9750 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9751 + " has more than one signature; ignoring"); 9752 return -1; 9753 } 9754 9755 /* 9756 * If the public key of the package's signature does not match 9757 * our expected public key, then this is a different package and 9758 * we should skip. 9759 */ 9760 9761 final byte[] expectedPublicKey; 9762 try { 9763 final Signature verifierSig = pkg.mSignatures[0]; 9764 final PublicKey publicKey = verifierSig.getPublicKey(); 9765 expectedPublicKey = publicKey.getEncoded(); 9766 } catch (CertificateException e) { 9767 return -1; 9768 } 9769 9770 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9771 9772 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9773 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9774 + " does not have the expected public key; ignoring"); 9775 return -1; 9776 } 9777 9778 return pkg.applicationInfo.uid; 9779 } 9780 } 9781 9782 @Override 9783 public void finishPackageInstall(int token) { 9784 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9785 9786 if (DEBUG_INSTALL) { 9787 Slog.v(TAG, "BM finishing package install for " + token); 9788 } 9789 9790 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9791 mHandler.sendMessage(msg); 9792 } 9793 9794 /** 9795 * Get the verification agent timeout. 9796 * 9797 * @return verification timeout in milliseconds 9798 */ 9799 private long getVerificationTimeout() { 9800 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9801 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9802 DEFAULT_VERIFICATION_TIMEOUT); 9803 } 9804 9805 /** 9806 * Get the default verification agent response code. 9807 * 9808 * @return default verification response code 9809 */ 9810 private int getDefaultVerificationResponse() { 9811 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9812 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9813 DEFAULT_VERIFICATION_RESPONSE); 9814 } 9815 9816 /** 9817 * Check whether or not package verification has been enabled. 9818 * 9819 * @return true if verification should be performed 9820 */ 9821 private boolean isVerificationEnabled(int userId, int installFlags) { 9822 if (!DEFAULT_VERIFY_ENABLE) { 9823 return false; 9824 } 9825 9826 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9827 9828 // Check if installing from ADB 9829 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9830 // Do not run verification in a test harness environment 9831 if (ActivityManager.isRunningInTestHarness()) { 9832 return false; 9833 } 9834 if (ensureVerifyAppsEnabled) { 9835 return true; 9836 } 9837 // Check if the developer does not want package verification for ADB installs 9838 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9839 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9840 return false; 9841 } 9842 } 9843 9844 if (ensureVerifyAppsEnabled) { 9845 return true; 9846 } 9847 9848 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9849 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9850 } 9851 9852 @Override 9853 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9854 throws RemoteException { 9855 mContext.enforceCallingOrSelfPermission( 9856 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9857 "Only intentfilter verification agents can verify applications"); 9858 9859 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9860 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9861 Binder.getCallingUid(), verificationCode, failedDomains); 9862 msg.arg1 = id; 9863 msg.obj = response; 9864 mHandler.sendMessage(msg); 9865 } 9866 9867 @Override 9868 public int getIntentVerificationStatus(String packageName, int userId) { 9869 synchronized (mPackages) { 9870 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9871 } 9872 } 9873 9874 @Override 9875 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9876 mContext.enforceCallingOrSelfPermission( 9877 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9878 9879 boolean result = false; 9880 synchronized (mPackages) { 9881 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9882 } 9883 if (result) { 9884 scheduleWritePackageRestrictionsLocked(userId); 9885 } 9886 return result; 9887 } 9888 9889 @Override 9890 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9891 synchronized (mPackages) { 9892 return mSettings.getIntentFilterVerificationsLPr(packageName); 9893 } 9894 } 9895 9896 @Override 9897 public List<IntentFilter> getAllIntentFilters(String packageName) { 9898 if (TextUtils.isEmpty(packageName)) { 9899 return Collections.<IntentFilter>emptyList(); 9900 } 9901 synchronized (mPackages) { 9902 PackageParser.Package pkg = mPackages.get(packageName); 9903 if (pkg == null || pkg.activities == null) { 9904 return Collections.<IntentFilter>emptyList(); 9905 } 9906 final int count = pkg.activities.size(); 9907 ArrayList<IntentFilter> result = new ArrayList<>(); 9908 for (int n=0; n<count; n++) { 9909 PackageParser.Activity activity = pkg.activities.get(n); 9910 if (activity.intents != null || activity.intents.size() > 0) { 9911 result.addAll(activity.intents); 9912 } 9913 } 9914 return result; 9915 } 9916 } 9917 9918 @Override 9919 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9920 mContext.enforceCallingOrSelfPermission( 9921 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9922 9923 synchronized (mPackages) { 9924 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9925 if (packageName != null) { 9926 result |= updateIntentVerificationStatus(packageName, 9927 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9928 userId); 9929 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9930 packageName, userId); 9931 } 9932 return result; 9933 } 9934 } 9935 9936 @Override 9937 public String getDefaultBrowserPackageName(int userId) { 9938 synchronized (mPackages) { 9939 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9940 } 9941 } 9942 9943 /** 9944 * Get the "allow unknown sources" setting. 9945 * 9946 * @return the current "allow unknown sources" setting 9947 */ 9948 private int getUnknownSourcesSettings() { 9949 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9950 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9951 -1); 9952 } 9953 9954 @Override 9955 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9956 final int uid = Binder.getCallingUid(); 9957 // writer 9958 synchronized (mPackages) { 9959 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9960 if (targetPackageSetting == null) { 9961 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9962 } 9963 9964 PackageSetting installerPackageSetting; 9965 if (installerPackageName != null) { 9966 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9967 if (installerPackageSetting == null) { 9968 throw new IllegalArgumentException("Unknown installer package: " 9969 + installerPackageName); 9970 } 9971 } else { 9972 installerPackageSetting = null; 9973 } 9974 9975 Signature[] callerSignature; 9976 Object obj = mSettings.getUserIdLPr(uid); 9977 if (obj != null) { 9978 if (obj instanceof SharedUserSetting) { 9979 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9980 } else if (obj instanceof PackageSetting) { 9981 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9982 } else { 9983 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9984 } 9985 } else { 9986 throw new SecurityException("Unknown calling uid " + uid); 9987 } 9988 9989 // Verify: can't set installerPackageName to a package that is 9990 // not signed with the same cert as the caller. 9991 if (installerPackageSetting != null) { 9992 if (compareSignatures(callerSignature, 9993 installerPackageSetting.signatures.mSignatures) 9994 != PackageManager.SIGNATURE_MATCH) { 9995 throw new SecurityException( 9996 "Caller does not have same cert as new installer package " 9997 + installerPackageName); 9998 } 9999 } 10000 10001 // Verify: if target already has an installer package, it must 10002 // be signed with the same cert as the caller. 10003 if (targetPackageSetting.installerPackageName != null) { 10004 PackageSetting setting = mSettings.mPackages.get( 10005 targetPackageSetting.installerPackageName); 10006 // If the currently set package isn't valid, then it's always 10007 // okay to change it. 10008 if (setting != null) { 10009 if (compareSignatures(callerSignature, 10010 setting.signatures.mSignatures) 10011 != PackageManager.SIGNATURE_MATCH) { 10012 throw new SecurityException( 10013 "Caller does not have same cert as old installer package " 10014 + targetPackageSetting.installerPackageName); 10015 } 10016 } 10017 } 10018 10019 // Okay! 10020 targetPackageSetting.installerPackageName = installerPackageName; 10021 scheduleWriteSettingsLocked(); 10022 } 10023 } 10024 10025 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10026 // Queue up an async operation since the package installation may take a little while. 10027 mHandler.post(new Runnable() { 10028 public void run() { 10029 mHandler.removeCallbacks(this); 10030 // Result object to be returned 10031 PackageInstalledInfo res = new PackageInstalledInfo(); 10032 res.returnCode = currentStatus; 10033 res.uid = -1; 10034 res.pkg = null; 10035 res.removedInfo = new PackageRemovedInfo(); 10036 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10037 args.doPreInstall(res.returnCode); 10038 synchronized (mInstallLock) { 10039 installPackageLI(args, res); 10040 } 10041 args.doPostInstall(res.returnCode, res.uid); 10042 } 10043 10044 // A restore should be performed at this point if (a) the install 10045 // succeeded, (b) the operation is not an update, and (c) the new 10046 // package has not opted out of backup participation. 10047 final boolean update = res.removedInfo.removedPackage != null; 10048 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10049 boolean doRestore = !update 10050 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10051 10052 // Set up the post-install work request bookkeeping. This will be used 10053 // and cleaned up by the post-install event handling regardless of whether 10054 // there's a restore pass performed. Token values are >= 1. 10055 int token; 10056 if (mNextInstallToken < 0) mNextInstallToken = 1; 10057 token = mNextInstallToken++; 10058 10059 PostInstallData data = new PostInstallData(args, res); 10060 mRunningInstalls.put(token, data); 10061 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10062 10063 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10064 // Pass responsibility to the Backup Manager. It will perform a 10065 // restore if appropriate, then pass responsibility back to the 10066 // Package Manager to run the post-install observer callbacks 10067 // and broadcasts. 10068 IBackupManager bm = IBackupManager.Stub.asInterface( 10069 ServiceManager.getService(Context.BACKUP_SERVICE)); 10070 if (bm != null) { 10071 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10072 + " to BM for possible restore"); 10073 try { 10074 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10075 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10076 } else { 10077 doRestore = false; 10078 } 10079 } catch (RemoteException e) { 10080 // can't happen; the backup manager is local 10081 } catch (Exception e) { 10082 Slog.e(TAG, "Exception trying to enqueue restore", e); 10083 doRestore = false; 10084 } 10085 } else { 10086 Slog.e(TAG, "Backup Manager not found!"); 10087 doRestore = false; 10088 } 10089 } 10090 10091 if (!doRestore) { 10092 // No restore possible, or the Backup Manager was mysteriously not 10093 // available -- just fire the post-install work request directly. 10094 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10095 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10096 mHandler.sendMessage(msg); 10097 } 10098 } 10099 }); 10100 } 10101 10102 private abstract class HandlerParams { 10103 private static final int MAX_RETRIES = 4; 10104 10105 /** 10106 * Number of times startCopy() has been attempted and had a non-fatal 10107 * error. 10108 */ 10109 private int mRetries = 0; 10110 10111 /** User handle for the user requesting the information or installation. */ 10112 private final UserHandle mUser; 10113 10114 HandlerParams(UserHandle user) { 10115 mUser = user; 10116 } 10117 10118 UserHandle getUser() { 10119 return mUser; 10120 } 10121 10122 final boolean startCopy() { 10123 boolean res; 10124 try { 10125 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10126 10127 if (++mRetries > MAX_RETRIES) { 10128 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10129 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10130 handleServiceError(); 10131 return false; 10132 } else { 10133 handleStartCopy(); 10134 res = true; 10135 } 10136 } catch (RemoteException e) { 10137 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10138 mHandler.sendEmptyMessage(MCS_RECONNECT); 10139 res = false; 10140 } 10141 handleReturnCode(); 10142 return res; 10143 } 10144 10145 final void serviceError() { 10146 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10147 handleServiceError(); 10148 handleReturnCode(); 10149 } 10150 10151 abstract void handleStartCopy() throws RemoteException; 10152 abstract void handleServiceError(); 10153 abstract void handleReturnCode(); 10154 } 10155 10156 class MeasureParams extends HandlerParams { 10157 private final PackageStats mStats; 10158 private boolean mSuccess; 10159 10160 private final IPackageStatsObserver mObserver; 10161 10162 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10163 super(new UserHandle(stats.userHandle)); 10164 mObserver = observer; 10165 mStats = stats; 10166 } 10167 10168 @Override 10169 public String toString() { 10170 return "MeasureParams{" 10171 + Integer.toHexString(System.identityHashCode(this)) 10172 + " " + mStats.packageName + "}"; 10173 } 10174 10175 @Override 10176 void handleStartCopy() throws RemoteException { 10177 synchronized (mInstallLock) { 10178 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10179 } 10180 10181 if (mSuccess) { 10182 final boolean mounted; 10183 if (Environment.isExternalStorageEmulated()) { 10184 mounted = true; 10185 } else { 10186 final String status = Environment.getExternalStorageState(); 10187 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10188 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10189 } 10190 10191 if (mounted) { 10192 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10193 10194 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10195 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10196 10197 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10198 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10199 10200 // Always subtract cache size, since it's a subdirectory 10201 mStats.externalDataSize -= mStats.externalCacheSize; 10202 10203 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10204 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10205 10206 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10207 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10208 } 10209 } 10210 } 10211 10212 @Override 10213 void handleReturnCode() { 10214 if (mObserver != null) { 10215 try { 10216 mObserver.onGetStatsCompleted(mStats, mSuccess); 10217 } catch (RemoteException e) { 10218 Slog.i(TAG, "Observer no longer exists."); 10219 } 10220 } 10221 } 10222 10223 @Override 10224 void handleServiceError() { 10225 Slog.e(TAG, "Could not measure application " + mStats.packageName 10226 + " external storage"); 10227 } 10228 } 10229 10230 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10231 throws RemoteException { 10232 long result = 0; 10233 for (File path : paths) { 10234 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10235 } 10236 return result; 10237 } 10238 10239 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10240 for (File path : paths) { 10241 try { 10242 mcs.clearDirectory(path.getAbsolutePath()); 10243 } catch (RemoteException e) { 10244 } 10245 } 10246 } 10247 10248 static class OriginInfo { 10249 /** 10250 * Location where install is coming from, before it has been 10251 * copied/renamed into place. This could be a single monolithic APK 10252 * file, or a cluster directory. This location may be untrusted. 10253 */ 10254 final File file; 10255 final String cid; 10256 10257 /** 10258 * Flag indicating that {@link #file} or {@link #cid} has already been 10259 * staged, meaning downstream users don't need to defensively copy the 10260 * contents. 10261 */ 10262 final boolean staged; 10263 10264 /** 10265 * Flag indicating that {@link #file} or {@link #cid} is an already 10266 * installed app that is being moved. 10267 */ 10268 final boolean existing; 10269 10270 final String resolvedPath; 10271 final File resolvedFile; 10272 10273 static OriginInfo fromNothing() { 10274 return new OriginInfo(null, null, false, false); 10275 } 10276 10277 static OriginInfo fromUntrustedFile(File file) { 10278 return new OriginInfo(file, null, false, false); 10279 } 10280 10281 static OriginInfo fromExistingFile(File file) { 10282 return new OriginInfo(file, null, false, true); 10283 } 10284 10285 static OriginInfo fromStagedFile(File file) { 10286 return new OriginInfo(file, null, true, false); 10287 } 10288 10289 static OriginInfo fromStagedContainer(String cid) { 10290 return new OriginInfo(null, cid, true, false); 10291 } 10292 10293 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10294 this.file = file; 10295 this.cid = cid; 10296 this.staged = staged; 10297 this.existing = existing; 10298 10299 if (cid != null) { 10300 resolvedPath = PackageHelper.getSdDir(cid); 10301 resolvedFile = new File(resolvedPath); 10302 } else if (file != null) { 10303 resolvedPath = file.getAbsolutePath(); 10304 resolvedFile = file; 10305 } else { 10306 resolvedPath = null; 10307 resolvedFile = null; 10308 } 10309 } 10310 } 10311 10312 class MoveInfo { 10313 final int moveId; 10314 final String fromUuid; 10315 final String toUuid; 10316 final String packageName; 10317 final String dataAppName; 10318 final int appId; 10319 final String seinfo; 10320 10321 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10322 String dataAppName, int appId, String seinfo) { 10323 this.moveId = moveId; 10324 this.fromUuid = fromUuid; 10325 this.toUuid = toUuid; 10326 this.packageName = packageName; 10327 this.dataAppName = dataAppName; 10328 this.appId = appId; 10329 this.seinfo = seinfo; 10330 } 10331 } 10332 10333 class InstallParams extends HandlerParams { 10334 final OriginInfo origin; 10335 final MoveInfo move; 10336 final IPackageInstallObserver2 observer; 10337 int installFlags; 10338 final String installerPackageName; 10339 final String volumeUuid; 10340 final VerificationParams verificationParams; 10341 private InstallArgs mArgs; 10342 private int mRet; 10343 final String packageAbiOverride; 10344 10345 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10346 int installFlags, String installerPackageName, String volumeUuid, 10347 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10348 super(user); 10349 this.origin = origin; 10350 this.move = move; 10351 this.observer = observer; 10352 this.installFlags = installFlags; 10353 this.installerPackageName = installerPackageName; 10354 this.volumeUuid = volumeUuid; 10355 this.verificationParams = verificationParams; 10356 this.packageAbiOverride = packageAbiOverride; 10357 } 10358 10359 @Override 10360 public String toString() { 10361 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10362 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10363 } 10364 10365 public ManifestDigest getManifestDigest() { 10366 if (verificationParams == null) { 10367 return null; 10368 } 10369 return verificationParams.getManifestDigest(); 10370 } 10371 10372 private int installLocationPolicy(PackageInfoLite pkgLite) { 10373 String packageName = pkgLite.packageName; 10374 int installLocation = pkgLite.installLocation; 10375 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10376 // reader 10377 synchronized (mPackages) { 10378 PackageParser.Package pkg = mPackages.get(packageName); 10379 if (pkg != null) { 10380 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10381 // Check for downgrading. 10382 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10383 try { 10384 checkDowngrade(pkg, pkgLite); 10385 } catch (PackageManagerException e) { 10386 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10387 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10388 } 10389 } 10390 // Check for updated system application. 10391 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10392 if (onSd) { 10393 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10394 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10395 } 10396 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10397 } else { 10398 if (onSd) { 10399 // Install flag overrides everything. 10400 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10401 } 10402 // If current upgrade specifies particular preference 10403 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10404 // Application explicitly specified internal. 10405 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10406 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10407 // App explictly prefers external. Let policy decide 10408 } else { 10409 // Prefer previous location 10410 if (isExternal(pkg)) { 10411 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10412 } 10413 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10414 } 10415 } 10416 } else { 10417 // Invalid install. Return error code 10418 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10419 } 10420 } 10421 } 10422 // All the special cases have been taken care of. 10423 // Return result based on recommended install location. 10424 if (onSd) { 10425 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10426 } 10427 return pkgLite.recommendedInstallLocation; 10428 } 10429 10430 /* 10431 * Invoke remote method to get package information and install 10432 * location values. Override install location based on default 10433 * policy if needed and then create install arguments based 10434 * on the install location. 10435 */ 10436 public void handleStartCopy() throws RemoteException { 10437 int ret = PackageManager.INSTALL_SUCCEEDED; 10438 10439 // If we're already staged, we've firmly committed to an install location 10440 if (origin.staged) { 10441 if (origin.file != null) { 10442 installFlags |= PackageManager.INSTALL_INTERNAL; 10443 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10444 } else if (origin.cid != null) { 10445 installFlags |= PackageManager.INSTALL_EXTERNAL; 10446 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10447 } else { 10448 throw new IllegalStateException("Invalid stage location"); 10449 } 10450 } 10451 10452 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10453 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10454 10455 PackageInfoLite pkgLite = null; 10456 10457 if (onInt && onSd) { 10458 // Check if both bits are set. 10459 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10460 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10461 } else { 10462 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10463 packageAbiOverride); 10464 10465 /* 10466 * If we have too little free space, try to free cache 10467 * before giving up. 10468 */ 10469 if (!origin.staged && pkgLite.recommendedInstallLocation 10470 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10471 // TODO: focus freeing disk space on the target device 10472 final StorageManager storage = StorageManager.from(mContext); 10473 final long lowThreshold = storage.getStorageLowBytes( 10474 Environment.getDataDirectory()); 10475 10476 final long sizeBytes = mContainerService.calculateInstalledSize( 10477 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10478 10479 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10480 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10481 installFlags, packageAbiOverride); 10482 } 10483 10484 /* 10485 * The cache free must have deleted the file we 10486 * downloaded to install. 10487 * 10488 * TODO: fix the "freeCache" call to not delete 10489 * the file we care about. 10490 */ 10491 if (pkgLite.recommendedInstallLocation 10492 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10493 pkgLite.recommendedInstallLocation 10494 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10495 } 10496 } 10497 } 10498 10499 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10500 int loc = pkgLite.recommendedInstallLocation; 10501 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10502 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10503 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10504 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10505 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10506 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10507 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10508 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10509 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10510 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10511 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10512 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10513 } else { 10514 // Override with defaults if needed. 10515 loc = installLocationPolicy(pkgLite); 10516 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10517 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10518 } else if (!onSd && !onInt) { 10519 // Override install location with flags 10520 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10521 // Set the flag to install on external media. 10522 installFlags |= PackageManager.INSTALL_EXTERNAL; 10523 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10524 } else { 10525 // Make sure the flag for installing on external 10526 // media is unset 10527 installFlags |= PackageManager.INSTALL_INTERNAL; 10528 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10529 } 10530 } 10531 } 10532 } 10533 10534 final InstallArgs args = createInstallArgs(this); 10535 mArgs = args; 10536 10537 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10538 /* 10539 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10540 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10541 */ 10542 int userIdentifier = getUser().getIdentifier(); 10543 if (userIdentifier == UserHandle.USER_ALL 10544 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10545 userIdentifier = UserHandle.USER_OWNER; 10546 } 10547 10548 /* 10549 * Determine if we have any installed package verifiers. If we 10550 * do, then we'll defer to them to verify the packages. 10551 */ 10552 final int requiredUid = mRequiredVerifierPackage == null ? -1 10553 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10554 if (!origin.existing && requiredUid != -1 10555 && isVerificationEnabled(userIdentifier, installFlags)) { 10556 final Intent verification = new Intent( 10557 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10558 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10559 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10560 PACKAGE_MIME_TYPE); 10561 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10562 10563 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10564 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10565 0 /* TODO: Which userId? */); 10566 10567 if (DEBUG_VERIFY) { 10568 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10569 + verification.toString() + " with " + pkgLite.verifiers.length 10570 + " optional verifiers"); 10571 } 10572 10573 final int verificationId = mPendingVerificationToken++; 10574 10575 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10576 10577 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10578 installerPackageName); 10579 10580 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10581 installFlags); 10582 10583 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10584 pkgLite.packageName); 10585 10586 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10587 pkgLite.versionCode); 10588 10589 if (verificationParams != null) { 10590 if (verificationParams.getVerificationURI() != null) { 10591 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10592 verificationParams.getVerificationURI()); 10593 } 10594 if (verificationParams.getOriginatingURI() != null) { 10595 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10596 verificationParams.getOriginatingURI()); 10597 } 10598 if (verificationParams.getReferrer() != null) { 10599 verification.putExtra(Intent.EXTRA_REFERRER, 10600 verificationParams.getReferrer()); 10601 } 10602 if (verificationParams.getOriginatingUid() >= 0) { 10603 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10604 verificationParams.getOriginatingUid()); 10605 } 10606 if (verificationParams.getInstallerUid() >= 0) { 10607 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10608 verificationParams.getInstallerUid()); 10609 } 10610 } 10611 10612 final PackageVerificationState verificationState = new PackageVerificationState( 10613 requiredUid, args); 10614 10615 mPendingVerification.append(verificationId, verificationState); 10616 10617 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10618 receivers, verificationState); 10619 10620 /* 10621 * If any sufficient verifiers were listed in the package 10622 * manifest, attempt to ask them. 10623 */ 10624 if (sufficientVerifiers != null) { 10625 final int N = sufficientVerifiers.size(); 10626 if (N == 0) { 10627 Slog.i(TAG, "Additional verifiers required, but none installed."); 10628 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10629 } else { 10630 for (int i = 0; i < N; i++) { 10631 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10632 10633 final Intent sufficientIntent = new Intent(verification); 10634 sufficientIntent.setComponent(verifierComponent); 10635 10636 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10637 } 10638 } 10639 } 10640 10641 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10642 mRequiredVerifierPackage, receivers); 10643 if (ret == PackageManager.INSTALL_SUCCEEDED 10644 && mRequiredVerifierPackage != null) { 10645 /* 10646 * Send the intent to the required verification agent, 10647 * but only start the verification timeout after the 10648 * target BroadcastReceivers have run. 10649 */ 10650 verification.setComponent(requiredVerifierComponent); 10651 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10652 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10653 new BroadcastReceiver() { 10654 @Override 10655 public void onReceive(Context context, Intent intent) { 10656 final Message msg = mHandler 10657 .obtainMessage(CHECK_PENDING_VERIFICATION); 10658 msg.arg1 = verificationId; 10659 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10660 } 10661 }, null, 0, null, null); 10662 10663 /* 10664 * We don't want the copy to proceed until verification 10665 * succeeds, so null out this field. 10666 */ 10667 mArgs = null; 10668 } 10669 } else { 10670 /* 10671 * No package verification is enabled, so immediately start 10672 * the remote call to initiate copy using temporary file. 10673 */ 10674 ret = args.copyApk(mContainerService, true); 10675 } 10676 } 10677 10678 mRet = ret; 10679 } 10680 10681 @Override 10682 void handleReturnCode() { 10683 // If mArgs is null, then MCS couldn't be reached. When it 10684 // reconnects, it will try again to install. At that point, this 10685 // will succeed. 10686 if (mArgs != null) { 10687 processPendingInstall(mArgs, mRet); 10688 } 10689 } 10690 10691 @Override 10692 void handleServiceError() { 10693 mArgs = createInstallArgs(this); 10694 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10695 } 10696 10697 public boolean isForwardLocked() { 10698 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10699 } 10700 } 10701 10702 /** 10703 * Used during creation of InstallArgs 10704 * 10705 * @param installFlags package installation flags 10706 * @return true if should be installed on external storage 10707 */ 10708 private static boolean installOnExternalAsec(int installFlags) { 10709 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10710 return false; 10711 } 10712 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10713 return true; 10714 } 10715 return false; 10716 } 10717 10718 /** 10719 * Used during creation of InstallArgs 10720 * 10721 * @param installFlags package installation flags 10722 * @return true if should be installed as forward locked 10723 */ 10724 private static boolean installForwardLocked(int installFlags) { 10725 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10726 } 10727 10728 private InstallArgs createInstallArgs(InstallParams params) { 10729 if (params.move != null) { 10730 return new MoveInstallArgs(params); 10731 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10732 return new AsecInstallArgs(params); 10733 } else { 10734 return new FileInstallArgs(params); 10735 } 10736 } 10737 10738 /** 10739 * Create args that describe an existing installed package. Typically used 10740 * when cleaning up old installs, or used as a move source. 10741 */ 10742 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10743 String resourcePath, String[] instructionSets) { 10744 final boolean isInAsec; 10745 if (installOnExternalAsec(installFlags)) { 10746 /* Apps on SD card are always in ASEC containers. */ 10747 isInAsec = true; 10748 } else if (installForwardLocked(installFlags) 10749 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10750 /* 10751 * Forward-locked apps are only in ASEC containers if they're the 10752 * new style 10753 */ 10754 isInAsec = true; 10755 } else { 10756 isInAsec = false; 10757 } 10758 10759 if (isInAsec) { 10760 return new AsecInstallArgs(codePath, instructionSets, 10761 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10762 } else { 10763 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10764 } 10765 } 10766 10767 static abstract class InstallArgs { 10768 /** @see InstallParams#origin */ 10769 final OriginInfo origin; 10770 /** @see InstallParams#move */ 10771 final MoveInfo move; 10772 10773 final IPackageInstallObserver2 observer; 10774 // Always refers to PackageManager flags only 10775 final int installFlags; 10776 final String installerPackageName; 10777 final String volumeUuid; 10778 final ManifestDigest manifestDigest; 10779 final UserHandle user; 10780 final String abiOverride; 10781 10782 // The list of instruction sets supported by this app. This is currently 10783 // only used during the rmdex() phase to clean up resources. We can get rid of this 10784 // if we move dex files under the common app path. 10785 /* nullable */ String[] instructionSets; 10786 10787 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10788 int installFlags, String installerPackageName, String volumeUuid, 10789 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10790 String abiOverride) { 10791 this.origin = origin; 10792 this.move = move; 10793 this.installFlags = installFlags; 10794 this.observer = observer; 10795 this.installerPackageName = installerPackageName; 10796 this.volumeUuid = volumeUuid; 10797 this.manifestDigest = manifestDigest; 10798 this.user = user; 10799 this.instructionSets = instructionSets; 10800 this.abiOverride = abiOverride; 10801 } 10802 10803 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10804 abstract int doPreInstall(int status); 10805 10806 /** 10807 * Rename package into final resting place. All paths on the given 10808 * scanned package should be updated to reflect the rename. 10809 */ 10810 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10811 abstract int doPostInstall(int status, int uid); 10812 10813 /** @see PackageSettingBase#codePathString */ 10814 abstract String getCodePath(); 10815 /** @see PackageSettingBase#resourcePathString */ 10816 abstract String getResourcePath(); 10817 10818 // Need installer lock especially for dex file removal. 10819 abstract void cleanUpResourcesLI(); 10820 abstract boolean doPostDeleteLI(boolean delete); 10821 10822 /** 10823 * Called before the source arguments are copied. This is used mostly 10824 * for MoveParams when it needs to read the source file to put it in the 10825 * destination. 10826 */ 10827 int doPreCopy() { 10828 return PackageManager.INSTALL_SUCCEEDED; 10829 } 10830 10831 /** 10832 * Called after the source arguments are copied. This is used mostly for 10833 * MoveParams when it needs to read the source file to put it in the 10834 * destination. 10835 * 10836 * @return 10837 */ 10838 int doPostCopy(int uid) { 10839 return PackageManager.INSTALL_SUCCEEDED; 10840 } 10841 10842 protected boolean isFwdLocked() { 10843 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10844 } 10845 10846 protected boolean isExternalAsec() { 10847 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10848 } 10849 10850 UserHandle getUser() { 10851 return user; 10852 } 10853 } 10854 10855 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10856 if (!allCodePaths.isEmpty()) { 10857 if (instructionSets == null) { 10858 throw new IllegalStateException("instructionSet == null"); 10859 } 10860 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10861 for (String codePath : allCodePaths) { 10862 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10863 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10864 if (retCode < 0) { 10865 Slog.w(TAG, "Couldn't remove dex file for package: " 10866 + " at location " + codePath + ", retcode=" + retCode); 10867 // we don't consider this to be a failure of the core package deletion 10868 } 10869 } 10870 } 10871 } 10872 } 10873 10874 /** 10875 * Logic to handle installation of non-ASEC applications, including copying 10876 * and renaming logic. 10877 */ 10878 class FileInstallArgs extends InstallArgs { 10879 private File codeFile; 10880 private File resourceFile; 10881 10882 // Example topology: 10883 // /data/app/com.example/base.apk 10884 // /data/app/com.example/split_foo.apk 10885 // /data/app/com.example/lib/arm/libfoo.so 10886 // /data/app/com.example/lib/arm64/libfoo.so 10887 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10888 10889 /** New install */ 10890 FileInstallArgs(InstallParams params) { 10891 super(params.origin, params.move, params.observer, params.installFlags, 10892 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10893 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10894 if (isFwdLocked()) { 10895 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10896 } 10897 } 10898 10899 /** Existing install */ 10900 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10901 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10902 null); 10903 this.codeFile = (codePath != null) ? new File(codePath) : null; 10904 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10905 } 10906 10907 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10908 if (origin.staged) { 10909 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10910 codeFile = origin.file; 10911 resourceFile = origin.file; 10912 return PackageManager.INSTALL_SUCCEEDED; 10913 } 10914 10915 try { 10916 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10917 codeFile = tempDir; 10918 resourceFile = tempDir; 10919 } catch (IOException e) { 10920 Slog.w(TAG, "Failed to create copy file: " + e); 10921 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10922 } 10923 10924 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10925 @Override 10926 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10927 if (!FileUtils.isValidExtFilename(name)) { 10928 throw new IllegalArgumentException("Invalid filename: " + name); 10929 } 10930 try { 10931 final File file = new File(codeFile, name); 10932 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10933 O_RDWR | O_CREAT, 0644); 10934 Os.chmod(file.getAbsolutePath(), 0644); 10935 return new ParcelFileDescriptor(fd); 10936 } catch (ErrnoException e) { 10937 throw new RemoteException("Failed to open: " + e.getMessage()); 10938 } 10939 } 10940 }; 10941 10942 int ret = PackageManager.INSTALL_SUCCEEDED; 10943 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10944 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10945 Slog.e(TAG, "Failed to copy package"); 10946 return ret; 10947 } 10948 10949 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10950 NativeLibraryHelper.Handle handle = null; 10951 try { 10952 handle = NativeLibraryHelper.Handle.create(codeFile); 10953 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10954 abiOverride); 10955 } catch (IOException e) { 10956 Slog.e(TAG, "Copying native libraries failed", e); 10957 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10958 } finally { 10959 IoUtils.closeQuietly(handle); 10960 } 10961 10962 return ret; 10963 } 10964 10965 int doPreInstall(int status) { 10966 if (status != PackageManager.INSTALL_SUCCEEDED) { 10967 cleanUp(); 10968 } 10969 return status; 10970 } 10971 10972 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10973 if (status != PackageManager.INSTALL_SUCCEEDED) { 10974 cleanUp(); 10975 return false; 10976 } 10977 10978 final File targetDir = codeFile.getParentFile(); 10979 final File beforeCodeFile = codeFile; 10980 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10981 10982 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10983 try { 10984 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10985 } catch (ErrnoException e) { 10986 Slog.w(TAG, "Failed to rename", e); 10987 return false; 10988 } 10989 10990 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10991 Slog.w(TAG, "Failed to restorecon"); 10992 return false; 10993 } 10994 10995 // Reflect the rename internally 10996 codeFile = afterCodeFile; 10997 resourceFile = afterCodeFile; 10998 10999 // Reflect the rename in scanned details 11000 pkg.codePath = afterCodeFile.getAbsolutePath(); 11001 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11002 pkg.baseCodePath); 11003 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11004 pkg.splitCodePaths); 11005 11006 // Reflect the rename in app info 11007 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11008 pkg.applicationInfo.setCodePath(pkg.codePath); 11009 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11010 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11011 pkg.applicationInfo.setResourcePath(pkg.codePath); 11012 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11013 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11014 11015 return true; 11016 } 11017 11018 int doPostInstall(int status, int uid) { 11019 if (status != PackageManager.INSTALL_SUCCEEDED) { 11020 cleanUp(); 11021 } 11022 return status; 11023 } 11024 11025 @Override 11026 String getCodePath() { 11027 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11028 } 11029 11030 @Override 11031 String getResourcePath() { 11032 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11033 } 11034 11035 private boolean cleanUp() { 11036 if (codeFile == null || !codeFile.exists()) { 11037 return false; 11038 } 11039 11040 if (codeFile.isDirectory()) { 11041 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11042 } else { 11043 codeFile.delete(); 11044 } 11045 11046 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11047 resourceFile.delete(); 11048 } 11049 11050 return true; 11051 } 11052 11053 void cleanUpResourcesLI() { 11054 // Try enumerating all code paths before deleting 11055 List<String> allCodePaths = Collections.EMPTY_LIST; 11056 if (codeFile != null && codeFile.exists()) { 11057 try { 11058 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11059 allCodePaths = pkg.getAllCodePaths(); 11060 } catch (PackageParserException e) { 11061 // Ignored; we tried our best 11062 } 11063 } 11064 11065 cleanUp(); 11066 removeDexFiles(allCodePaths, instructionSets); 11067 } 11068 11069 boolean doPostDeleteLI(boolean delete) { 11070 // XXX err, shouldn't we respect the delete flag? 11071 cleanUpResourcesLI(); 11072 return true; 11073 } 11074 } 11075 11076 private boolean isAsecExternal(String cid) { 11077 final String asecPath = PackageHelper.getSdFilesystem(cid); 11078 return !asecPath.startsWith(mAsecInternalPath); 11079 } 11080 11081 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11082 PackageManagerException { 11083 if (copyRet < 0) { 11084 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11085 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11086 throw new PackageManagerException(copyRet, message); 11087 } 11088 } 11089 } 11090 11091 /** 11092 * Extract the MountService "container ID" from the full code path of an 11093 * .apk. 11094 */ 11095 static String cidFromCodePath(String fullCodePath) { 11096 int eidx = fullCodePath.lastIndexOf("/"); 11097 String subStr1 = fullCodePath.substring(0, eidx); 11098 int sidx = subStr1.lastIndexOf("/"); 11099 return subStr1.substring(sidx+1, eidx); 11100 } 11101 11102 /** 11103 * Logic to handle installation of ASEC applications, including copying and 11104 * renaming logic. 11105 */ 11106 class AsecInstallArgs extends InstallArgs { 11107 static final String RES_FILE_NAME = "pkg.apk"; 11108 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11109 11110 String cid; 11111 String packagePath; 11112 String resourcePath; 11113 11114 /** New install */ 11115 AsecInstallArgs(InstallParams params) { 11116 super(params.origin, params.move, params.observer, params.installFlags, 11117 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11118 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11119 } 11120 11121 /** Existing install */ 11122 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11123 boolean isExternal, boolean isForwardLocked) { 11124 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11125 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11126 instructionSets, null); 11127 // Hackily pretend we're still looking at a full code path 11128 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11129 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11130 } 11131 11132 // Extract cid from fullCodePath 11133 int eidx = fullCodePath.lastIndexOf("/"); 11134 String subStr1 = fullCodePath.substring(0, eidx); 11135 int sidx = subStr1.lastIndexOf("/"); 11136 cid = subStr1.substring(sidx+1, eidx); 11137 setMountPath(subStr1); 11138 } 11139 11140 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11141 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11142 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11143 instructionSets, null); 11144 this.cid = cid; 11145 setMountPath(PackageHelper.getSdDir(cid)); 11146 } 11147 11148 void createCopyFile() { 11149 cid = mInstallerService.allocateExternalStageCidLegacy(); 11150 } 11151 11152 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11153 if (origin.staged) { 11154 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11155 cid = origin.cid; 11156 setMountPath(PackageHelper.getSdDir(cid)); 11157 return PackageManager.INSTALL_SUCCEEDED; 11158 } 11159 11160 if (temp) { 11161 createCopyFile(); 11162 } else { 11163 /* 11164 * Pre-emptively destroy the container since it's destroyed if 11165 * copying fails due to it existing anyway. 11166 */ 11167 PackageHelper.destroySdDir(cid); 11168 } 11169 11170 final String newMountPath = imcs.copyPackageToContainer( 11171 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11172 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11173 11174 if (newMountPath != null) { 11175 setMountPath(newMountPath); 11176 return PackageManager.INSTALL_SUCCEEDED; 11177 } else { 11178 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11179 } 11180 } 11181 11182 @Override 11183 String getCodePath() { 11184 return packagePath; 11185 } 11186 11187 @Override 11188 String getResourcePath() { 11189 return resourcePath; 11190 } 11191 11192 int doPreInstall(int status) { 11193 if (status != PackageManager.INSTALL_SUCCEEDED) { 11194 // Destroy container 11195 PackageHelper.destroySdDir(cid); 11196 } else { 11197 boolean mounted = PackageHelper.isContainerMounted(cid); 11198 if (!mounted) { 11199 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11200 Process.SYSTEM_UID); 11201 if (newMountPath != null) { 11202 setMountPath(newMountPath); 11203 } else { 11204 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11205 } 11206 } 11207 } 11208 return status; 11209 } 11210 11211 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11212 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11213 String newMountPath = null; 11214 if (PackageHelper.isContainerMounted(cid)) { 11215 // Unmount the container 11216 if (!PackageHelper.unMountSdDir(cid)) { 11217 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11218 return false; 11219 } 11220 } 11221 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11222 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11223 " which might be stale. Will try to clean up."); 11224 // Clean up the stale container and proceed to recreate. 11225 if (!PackageHelper.destroySdDir(newCacheId)) { 11226 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11227 return false; 11228 } 11229 // Successfully cleaned up stale container. Try to rename again. 11230 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11231 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11232 + " inspite of cleaning it up."); 11233 return false; 11234 } 11235 } 11236 if (!PackageHelper.isContainerMounted(newCacheId)) { 11237 Slog.w(TAG, "Mounting container " + newCacheId); 11238 newMountPath = PackageHelper.mountSdDir(newCacheId, 11239 getEncryptKey(), Process.SYSTEM_UID); 11240 } else { 11241 newMountPath = PackageHelper.getSdDir(newCacheId); 11242 } 11243 if (newMountPath == null) { 11244 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11245 return false; 11246 } 11247 Log.i(TAG, "Succesfully renamed " + cid + 11248 " to " + newCacheId + 11249 " at new path: " + newMountPath); 11250 cid = newCacheId; 11251 11252 final File beforeCodeFile = new File(packagePath); 11253 setMountPath(newMountPath); 11254 final File afterCodeFile = new File(packagePath); 11255 11256 // Reflect the rename in scanned details 11257 pkg.codePath = afterCodeFile.getAbsolutePath(); 11258 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11259 pkg.baseCodePath); 11260 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11261 pkg.splitCodePaths); 11262 11263 // Reflect the rename in app info 11264 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11265 pkg.applicationInfo.setCodePath(pkg.codePath); 11266 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11267 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11268 pkg.applicationInfo.setResourcePath(pkg.codePath); 11269 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11270 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11271 11272 return true; 11273 } 11274 11275 private void setMountPath(String mountPath) { 11276 final File mountFile = new File(mountPath); 11277 11278 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11279 if (monolithicFile.exists()) { 11280 packagePath = monolithicFile.getAbsolutePath(); 11281 if (isFwdLocked()) { 11282 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11283 } else { 11284 resourcePath = packagePath; 11285 } 11286 } else { 11287 packagePath = mountFile.getAbsolutePath(); 11288 resourcePath = packagePath; 11289 } 11290 } 11291 11292 int doPostInstall(int status, int uid) { 11293 if (status != PackageManager.INSTALL_SUCCEEDED) { 11294 cleanUp(); 11295 } else { 11296 final int groupOwner; 11297 final String protectedFile; 11298 if (isFwdLocked()) { 11299 groupOwner = UserHandle.getSharedAppGid(uid); 11300 protectedFile = RES_FILE_NAME; 11301 } else { 11302 groupOwner = -1; 11303 protectedFile = null; 11304 } 11305 11306 if (uid < Process.FIRST_APPLICATION_UID 11307 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11308 Slog.e(TAG, "Failed to finalize " + cid); 11309 PackageHelper.destroySdDir(cid); 11310 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11311 } 11312 11313 boolean mounted = PackageHelper.isContainerMounted(cid); 11314 if (!mounted) { 11315 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11316 } 11317 } 11318 return status; 11319 } 11320 11321 private void cleanUp() { 11322 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11323 11324 // Destroy secure container 11325 PackageHelper.destroySdDir(cid); 11326 } 11327 11328 private List<String> getAllCodePaths() { 11329 final File codeFile = new File(getCodePath()); 11330 if (codeFile != null && codeFile.exists()) { 11331 try { 11332 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11333 return pkg.getAllCodePaths(); 11334 } catch (PackageParserException e) { 11335 // Ignored; we tried our best 11336 } 11337 } 11338 return Collections.EMPTY_LIST; 11339 } 11340 11341 void cleanUpResourcesLI() { 11342 // Enumerate all code paths before deleting 11343 cleanUpResourcesLI(getAllCodePaths()); 11344 } 11345 11346 private void cleanUpResourcesLI(List<String> allCodePaths) { 11347 cleanUp(); 11348 removeDexFiles(allCodePaths, instructionSets); 11349 } 11350 11351 String getPackageName() { 11352 return getAsecPackageName(cid); 11353 } 11354 11355 boolean doPostDeleteLI(boolean delete) { 11356 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11357 final List<String> allCodePaths = getAllCodePaths(); 11358 boolean mounted = PackageHelper.isContainerMounted(cid); 11359 if (mounted) { 11360 // Unmount first 11361 if (PackageHelper.unMountSdDir(cid)) { 11362 mounted = false; 11363 } 11364 } 11365 if (!mounted && delete) { 11366 cleanUpResourcesLI(allCodePaths); 11367 } 11368 return !mounted; 11369 } 11370 11371 @Override 11372 int doPreCopy() { 11373 if (isFwdLocked()) { 11374 if (!PackageHelper.fixSdPermissions(cid, 11375 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11376 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11377 } 11378 } 11379 11380 return PackageManager.INSTALL_SUCCEEDED; 11381 } 11382 11383 @Override 11384 int doPostCopy(int uid) { 11385 if (isFwdLocked()) { 11386 if (uid < Process.FIRST_APPLICATION_UID 11387 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11388 RES_FILE_NAME)) { 11389 Slog.e(TAG, "Failed to finalize " + cid); 11390 PackageHelper.destroySdDir(cid); 11391 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11392 } 11393 } 11394 11395 return PackageManager.INSTALL_SUCCEEDED; 11396 } 11397 } 11398 11399 /** 11400 * Logic to handle movement of existing installed applications. 11401 */ 11402 class MoveInstallArgs extends InstallArgs { 11403 private File codeFile; 11404 private File resourceFile; 11405 11406 /** New install */ 11407 MoveInstallArgs(InstallParams params) { 11408 super(params.origin, params.move, params.observer, params.installFlags, 11409 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11410 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11411 } 11412 11413 int copyApk(IMediaContainerService imcs, boolean temp) { 11414 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11415 + move.fromUuid + " to " + move.toUuid); 11416 synchronized (mInstaller) { 11417 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11418 move.dataAppName, move.appId, move.seinfo) != 0) { 11419 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11420 } 11421 } 11422 11423 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11424 resourceFile = codeFile; 11425 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11426 11427 return PackageManager.INSTALL_SUCCEEDED; 11428 } 11429 11430 int doPreInstall(int status) { 11431 if (status != PackageManager.INSTALL_SUCCEEDED) { 11432 cleanUp(move.toUuid); 11433 } 11434 return status; 11435 } 11436 11437 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11438 if (status != PackageManager.INSTALL_SUCCEEDED) { 11439 cleanUp(move.toUuid); 11440 return false; 11441 } 11442 11443 // Reflect the move in app info 11444 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11445 pkg.applicationInfo.setCodePath(pkg.codePath); 11446 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11447 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11448 pkg.applicationInfo.setResourcePath(pkg.codePath); 11449 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11450 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11451 11452 return true; 11453 } 11454 11455 int doPostInstall(int status, int uid) { 11456 if (status == PackageManager.INSTALL_SUCCEEDED) { 11457 cleanUp(move.fromUuid); 11458 } else { 11459 cleanUp(move.toUuid); 11460 } 11461 return status; 11462 } 11463 11464 @Override 11465 String getCodePath() { 11466 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11467 } 11468 11469 @Override 11470 String getResourcePath() { 11471 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11472 } 11473 11474 private boolean cleanUp(String volumeUuid) { 11475 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11476 move.dataAppName); 11477 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11478 synchronized (mInstallLock) { 11479 // Clean up both app data and code 11480 removeDataDirsLI(volumeUuid, move.packageName); 11481 if (codeFile.isDirectory()) { 11482 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11483 } else { 11484 codeFile.delete(); 11485 } 11486 } 11487 return true; 11488 } 11489 11490 void cleanUpResourcesLI() { 11491 throw new UnsupportedOperationException(); 11492 } 11493 11494 boolean doPostDeleteLI(boolean delete) { 11495 throw new UnsupportedOperationException(); 11496 } 11497 } 11498 11499 static String getAsecPackageName(String packageCid) { 11500 int idx = packageCid.lastIndexOf("-"); 11501 if (idx == -1) { 11502 return packageCid; 11503 } 11504 return packageCid.substring(0, idx); 11505 } 11506 11507 // Utility method used to create code paths based on package name and available index. 11508 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11509 String idxStr = ""; 11510 int idx = 1; 11511 // Fall back to default value of idx=1 if prefix is not 11512 // part of oldCodePath 11513 if (oldCodePath != null) { 11514 String subStr = oldCodePath; 11515 // Drop the suffix right away 11516 if (suffix != null && subStr.endsWith(suffix)) { 11517 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11518 } 11519 // If oldCodePath already contains prefix find out the 11520 // ending index to either increment or decrement. 11521 int sidx = subStr.lastIndexOf(prefix); 11522 if (sidx != -1) { 11523 subStr = subStr.substring(sidx + prefix.length()); 11524 if (subStr != null) { 11525 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11526 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11527 } 11528 try { 11529 idx = Integer.parseInt(subStr); 11530 if (idx <= 1) { 11531 idx++; 11532 } else { 11533 idx--; 11534 } 11535 } catch(NumberFormatException e) { 11536 } 11537 } 11538 } 11539 } 11540 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11541 return prefix + idxStr; 11542 } 11543 11544 private File getNextCodePath(File targetDir, String packageName) { 11545 int suffix = 1; 11546 File result; 11547 do { 11548 result = new File(targetDir, packageName + "-" + suffix); 11549 suffix++; 11550 } while (result.exists()); 11551 return result; 11552 } 11553 11554 // Utility method that returns the relative package path with respect 11555 // to the installation directory. Like say for /data/data/com.test-1.apk 11556 // string com.test-1 is returned. 11557 static String deriveCodePathName(String codePath) { 11558 if (codePath == null) { 11559 return null; 11560 } 11561 final File codeFile = new File(codePath); 11562 final String name = codeFile.getName(); 11563 if (codeFile.isDirectory()) { 11564 return name; 11565 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11566 final int lastDot = name.lastIndexOf('.'); 11567 return name.substring(0, lastDot); 11568 } else { 11569 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11570 return null; 11571 } 11572 } 11573 11574 class PackageInstalledInfo { 11575 String name; 11576 int uid; 11577 // The set of users that originally had this package installed. 11578 int[] origUsers; 11579 // The set of users that now have this package installed. 11580 int[] newUsers; 11581 PackageParser.Package pkg; 11582 int returnCode; 11583 String returnMsg; 11584 PackageRemovedInfo removedInfo; 11585 11586 public void setError(int code, String msg) { 11587 returnCode = code; 11588 returnMsg = msg; 11589 Slog.w(TAG, msg); 11590 } 11591 11592 public void setError(String msg, PackageParserException e) { 11593 returnCode = e.error; 11594 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11595 Slog.w(TAG, msg, e); 11596 } 11597 11598 public void setError(String msg, PackageManagerException e) { 11599 returnCode = e.error; 11600 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11601 Slog.w(TAG, msg, e); 11602 } 11603 11604 // In some error cases we want to convey more info back to the observer 11605 String origPackage; 11606 String origPermission; 11607 } 11608 11609 /* 11610 * Install a non-existing package. 11611 */ 11612 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11613 UserHandle user, String installerPackageName, String volumeUuid, 11614 PackageInstalledInfo res) { 11615 // Remember this for later, in case we need to rollback this install 11616 String pkgName = pkg.packageName; 11617 11618 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11619 final boolean dataDirExists = Environment 11620 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11621 synchronized(mPackages) { 11622 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11623 // A package with the same name is already installed, though 11624 // it has been renamed to an older name. The package we 11625 // are trying to install should be installed as an update to 11626 // the existing one, but that has not been requested, so bail. 11627 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11628 + " without first uninstalling package running as " 11629 + mSettings.mRenamedPackages.get(pkgName)); 11630 return; 11631 } 11632 if (mPackages.containsKey(pkgName)) { 11633 // Don't allow installation over an existing package with the same name. 11634 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11635 + " without first uninstalling."); 11636 return; 11637 } 11638 } 11639 11640 try { 11641 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11642 System.currentTimeMillis(), user); 11643 11644 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11645 // delete the partially installed application. the data directory will have to be 11646 // restored if it was already existing 11647 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11648 // remove package from internal structures. Note that we want deletePackageX to 11649 // delete the package data and cache directories that it created in 11650 // scanPackageLocked, unless those directories existed before we even tried to 11651 // install. 11652 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11653 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11654 res.removedInfo, true); 11655 } 11656 11657 } catch (PackageManagerException e) { 11658 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11659 } 11660 } 11661 11662 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11663 // Can't rotate keys during boot or if sharedUser. 11664 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11665 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11666 return false; 11667 } 11668 // app is using upgradeKeySets; make sure all are valid 11669 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11670 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11671 for (int i = 0; i < upgradeKeySets.length; i++) { 11672 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11673 Slog.wtf(TAG, "Package " 11674 + (oldPs.name != null ? oldPs.name : "<null>") 11675 + " contains upgrade-key-set reference to unknown key-set: " 11676 + upgradeKeySets[i] 11677 + " reverting to signatures check."); 11678 return false; 11679 } 11680 } 11681 return true; 11682 } 11683 11684 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11685 // Upgrade keysets are being used. Determine if new package has a superset of the 11686 // required keys. 11687 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11688 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11689 for (int i = 0; i < upgradeKeySets.length; i++) { 11690 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11691 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11692 return true; 11693 } 11694 } 11695 return false; 11696 } 11697 11698 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11699 UserHandle user, String installerPackageName, String volumeUuid, 11700 PackageInstalledInfo res) { 11701 final PackageParser.Package oldPackage; 11702 final String pkgName = pkg.packageName; 11703 final int[] allUsers; 11704 final boolean[] perUserInstalled; 11705 final boolean weFroze; 11706 11707 // First find the old package info and check signatures 11708 synchronized(mPackages) { 11709 oldPackage = mPackages.get(pkgName); 11710 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11711 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11712 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11713 if(!checkUpgradeKeySetLP(ps, pkg)) { 11714 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11715 "New package not signed by keys specified by upgrade-keysets: " 11716 + pkgName); 11717 return; 11718 } 11719 } else { 11720 // default to original signature matching 11721 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11722 != PackageManager.SIGNATURE_MATCH) { 11723 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11724 "New package has a different signature: " + pkgName); 11725 return; 11726 } 11727 } 11728 11729 // In case of rollback, remember per-user/profile install state 11730 allUsers = sUserManager.getUserIds(); 11731 perUserInstalled = new boolean[allUsers.length]; 11732 for (int i = 0; i < allUsers.length; i++) { 11733 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11734 } 11735 11736 // Mark the app as frozen to prevent launching during the upgrade 11737 // process, and then kill all running instances 11738 if (!ps.frozen) { 11739 ps.frozen = true; 11740 weFroze = true; 11741 } else { 11742 weFroze = false; 11743 } 11744 } 11745 11746 // Now that we're guarded by frozen state, kill app during upgrade 11747 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11748 11749 try { 11750 boolean sysPkg = (isSystemApp(oldPackage)); 11751 if (sysPkg) { 11752 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11753 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11754 } else { 11755 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11756 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11757 } 11758 } finally { 11759 // Regardless of success or failure of upgrade steps above, always 11760 // unfreeze the package if we froze it 11761 if (weFroze) { 11762 unfreezePackage(pkgName); 11763 } 11764 } 11765 } 11766 11767 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11768 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11769 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11770 String volumeUuid, PackageInstalledInfo res) { 11771 String pkgName = deletedPackage.packageName; 11772 boolean deletedPkg = true; 11773 boolean updatedSettings = false; 11774 11775 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11776 + deletedPackage); 11777 long origUpdateTime; 11778 if (pkg.mExtras != null) { 11779 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11780 } else { 11781 origUpdateTime = 0; 11782 } 11783 11784 // First delete the existing package while retaining the data directory 11785 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11786 res.removedInfo, true)) { 11787 // If the existing package wasn't successfully deleted 11788 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11789 deletedPkg = false; 11790 } else { 11791 // Successfully deleted the old package; proceed with replace. 11792 11793 // If deleted package lived in a container, give users a chance to 11794 // relinquish resources before killing. 11795 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11796 if (DEBUG_INSTALL) { 11797 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11798 } 11799 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11800 final ArrayList<String> pkgList = new ArrayList<String>(1); 11801 pkgList.add(deletedPackage.applicationInfo.packageName); 11802 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11803 } 11804 11805 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11806 try { 11807 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11808 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11809 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11810 perUserInstalled, res, user); 11811 updatedSettings = true; 11812 } catch (PackageManagerException e) { 11813 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11814 } 11815 } 11816 11817 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11818 // remove package from internal structures. Note that we want deletePackageX to 11819 // delete the package data and cache directories that it created in 11820 // scanPackageLocked, unless those directories existed before we even tried to 11821 // install. 11822 if(updatedSettings) { 11823 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11824 deletePackageLI( 11825 pkgName, null, true, allUsers, perUserInstalled, 11826 PackageManager.DELETE_KEEP_DATA, 11827 res.removedInfo, true); 11828 } 11829 // Since we failed to install the new package we need to restore the old 11830 // package that we deleted. 11831 if (deletedPkg) { 11832 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11833 File restoreFile = new File(deletedPackage.codePath); 11834 // Parse old package 11835 boolean oldExternal = isExternal(deletedPackage); 11836 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11837 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11838 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11839 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11840 try { 11841 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11842 } catch (PackageManagerException e) { 11843 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11844 + e.getMessage()); 11845 return; 11846 } 11847 // Restore of old package succeeded. Update permissions. 11848 // writer 11849 synchronized (mPackages) { 11850 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11851 UPDATE_PERMISSIONS_ALL); 11852 // can downgrade to reader 11853 mSettings.writeLPr(); 11854 } 11855 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11856 } 11857 } 11858 } 11859 11860 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11861 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11862 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11863 String volumeUuid, PackageInstalledInfo res) { 11864 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11865 + ", old=" + deletedPackage); 11866 boolean disabledSystem = false; 11867 boolean updatedSettings = false; 11868 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11869 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11870 != 0) { 11871 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11872 } 11873 String packageName = deletedPackage.packageName; 11874 if (packageName == null) { 11875 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11876 "Attempt to delete null packageName."); 11877 return; 11878 } 11879 PackageParser.Package oldPkg; 11880 PackageSetting oldPkgSetting; 11881 // reader 11882 synchronized (mPackages) { 11883 oldPkg = mPackages.get(packageName); 11884 oldPkgSetting = mSettings.mPackages.get(packageName); 11885 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11886 (oldPkgSetting == null)) { 11887 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11888 "Couldn't find package:" + packageName + " information"); 11889 return; 11890 } 11891 } 11892 11893 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11894 res.removedInfo.removedPackage = packageName; 11895 // Remove existing system package 11896 removePackageLI(oldPkgSetting, true); 11897 // writer 11898 synchronized (mPackages) { 11899 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11900 if (!disabledSystem && deletedPackage != null) { 11901 // We didn't need to disable the .apk as a current system package, 11902 // which means we are replacing another update that is already 11903 // installed. We need to make sure to delete the older one's .apk. 11904 res.removedInfo.args = createInstallArgsForExisting(0, 11905 deletedPackage.applicationInfo.getCodePath(), 11906 deletedPackage.applicationInfo.getResourcePath(), 11907 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11908 } else { 11909 res.removedInfo.args = null; 11910 } 11911 } 11912 11913 // Successfully disabled the old package. Now proceed with re-installation 11914 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11915 11916 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11917 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11918 11919 PackageParser.Package newPackage = null; 11920 try { 11921 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11922 if (newPackage.mExtras != null) { 11923 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11924 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11925 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11926 11927 // is the update attempting to change shared user? that isn't going to work... 11928 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11929 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11930 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11931 + " to " + newPkgSetting.sharedUser); 11932 updatedSettings = true; 11933 } 11934 } 11935 11936 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11937 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11938 perUserInstalled, res, user); 11939 updatedSettings = true; 11940 } 11941 11942 } catch (PackageManagerException e) { 11943 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11944 } 11945 11946 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11947 // Re installation failed. Restore old information 11948 // Remove new pkg information 11949 if (newPackage != null) { 11950 removeInstalledPackageLI(newPackage, true); 11951 } 11952 // Add back the old system package 11953 try { 11954 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11955 } catch (PackageManagerException e) { 11956 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11957 } 11958 // Restore the old system information in Settings 11959 synchronized (mPackages) { 11960 if (disabledSystem) { 11961 mSettings.enableSystemPackageLPw(packageName); 11962 } 11963 if (updatedSettings) { 11964 mSettings.setInstallerPackageName(packageName, 11965 oldPkgSetting.installerPackageName); 11966 } 11967 mSettings.writeLPr(); 11968 } 11969 } 11970 } 11971 11972 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11973 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11974 UserHandle user) { 11975 String pkgName = newPackage.packageName; 11976 synchronized (mPackages) { 11977 //write settings. the installStatus will be incomplete at this stage. 11978 //note that the new package setting would have already been 11979 //added to mPackages. It hasn't been persisted yet. 11980 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11981 mSettings.writeLPr(); 11982 } 11983 11984 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11985 11986 synchronized (mPackages) { 11987 updatePermissionsLPw(newPackage.packageName, newPackage, 11988 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11989 ? UPDATE_PERMISSIONS_ALL : 0)); 11990 // For system-bundled packages, we assume that installing an upgraded version 11991 // of the package implies that the user actually wants to run that new code, 11992 // so we enable the package. 11993 PackageSetting ps = mSettings.mPackages.get(pkgName); 11994 if (ps != null) { 11995 if (isSystemApp(newPackage)) { 11996 // NB: implicit assumption that system package upgrades apply to all users 11997 if (DEBUG_INSTALL) { 11998 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11999 } 12000 if (res.origUsers != null) { 12001 for (int userHandle : res.origUsers) { 12002 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12003 userHandle, installerPackageName); 12004 } 12005 } 12006 // Also convey the prior install/uninstall state 12007 if (allUsers != null && perUserInstalled != null) { 12008 for (int i = 0; i < allUsers.length; i++) { 12009 if (DEBUG_INSTALL) { 12010 Slog.d(TAG, " user " + allUsers[i] 12011 + " => " + perUserInstalled[i]); 12012 } 12013 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12014 } 12015 // these install state changes will be persisted in the 12016 // upcoming call to mSettings.writeLPr(). 12017 } 12018 } 12019 // It's implied that when a user requests installation, they want the app to be 12020 // installed and enabled. 12021 int userId = user.getIdentifier(); 12022 if (userId != UserHandle.USER_ALL) { 12023 ps.setInstalled(true, userId); 12024 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12025 } 12026 } 12027 res.name = pkgName; 12028 res.uid = newPackage.applicationInfo.uid; 12029 res.pkg = newPackage; 12030 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12031 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12032 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12033 //to update install status 12034 mSettings.writeLPr(); 12035 } 12036 } 12037 12038 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12039 final int installFlags = args.installFlags; 12040 final String installerPackageName = args.installerPackageName; 12041 final String volumeUuid = args.volumeUuid; 12042 final File tmpPackageFile = new File(args.getCodePath()); 12043 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12044 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12045 || (args.volumeUuid != null)); 12046 boolean replace = false; 12047 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12048 if (args.move != null) { 12049 // moving a complete application; perfom an initial scan on the new install location 12050 scanFlags |= SCAN_INITIAL; 12051 } 12052 // Result object to be returned 12053 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12054 12055 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12056 // Retrieve PackageSettings and parse package 12057 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12058 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12059 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12060 PackageParser pp = new PackageParser(); 12061 pp.setSeparateProcesses(mSeparateProcesses); 12062 pp.setDisplayMetrics(mMetrics); 12063 12064 final PackageParser.Package pkg; 12065 try { 12066 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12067 } catch (PackageParserException e) { 12068 res.setError("Failed parse during installPackageLI", e); 12069 return; 12070 } 12071 12072 // Mark that we have an install time CPU ABI override. 12073 pkg.cpuAbiOverride = args.abiOverride; 12074 12075 String pkgName = res.name = pkg.packageName; 12076 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12077 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12078 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12079 return; 12080 } 12081 } 12082 12083 try { 12084 pp.collectCertificates(pkg, parseFlags); 12085 pp.collectManifestDigest(pkg); 12086 } catch (PackageParserException e) { 12087 res.setError("Failed collect during installPackageLI", e); 12088 return; 12089 } 12090 12091 /* If the installer passed in a manifest digest, compare it now. */ 12092 if (args.manifestDigest != null) { 12093 if (DEBUG_INSTALL) { 12094 final String parsedManifest = pkg.manifestDigest == null ? "null" 12095 : pkg.manifestDigest.toString(); 12096 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12097 + parsedManifest); 12098 } 12099 12100 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12101 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12102 return; 12103 } 12104 } else if (DEBUG_INSTALL) { 12105 final String parsedManifest = pkg.manifestDigest == null 12106 ? "null" : pkg.manifestDigest.toString(); 12107 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12108 } 12109 12110 // Get rid of all references to package scan path via parser. 12111 pp = null; 12112 String oldCodePath = null; 12113 boolean systemApp = false; 12114 synchronized (mPackages) { 12115 // Check if installing already existing package 12116 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12117 String oldName = mSettings.mRenamedPackages.get(pkgName); 12118 if (pkg.mOriginalPackages != null 12119 && pkg.mOriginalPackages.contains(oldName) 12120 && mPackages.containsKey(oldName)) { 12121 // This package is derived from an original package, 12122 // and this device has been updating from that original 12123 // name. We must continue using the original name, so 12124 // rename the new package here. 12125 pkg.setPackageName(oldName); 12126 pkgName = pkg.packageName; 12127 replace = true; 12128 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12129 + oldName + " pkgName=" + pkgName); 12130 } else if (mPackages.containsKey(pkgName)) { 12131 // This package, under its official name, already exists 12132 // on the device; we should replace it. 12133 replace = true; 12134 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12135 } 12136 12137 // Prevent apps opting out from runtime permissions 12138 if (replace) { 12139 PackageParser.Package oldPackage = mPackages.get(pkgName); 12140 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12141 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12142 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12143 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12144 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12145 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12146 + " doesn't support runtime permissions but the old" 12147 + " target SDK " + oldTargetSdk + " does."); 12148 return; 12149 } 12150 } 12151 } 12152 12153 PackageSetting ps = mSettings.mPackages.get(pkgName); 12154 if (ps != null) { 12155 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12156 12157 // Quick sanity check that we're signed correctly if updating; 12158 // we'll check this again later when scanning, but we want to 12159 // bail early here before tripping over redefined permissions. 12160 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12161 if (!checkUpgradeKeySetLP(ps, pkg)) { 12162 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12163 + pkg.packageName + " upgrade keys do not match the " 12164 + "previously installed version"); 12165 return; 12166 } 12167 } else { 12168 try { 12169 verifySignaturesLP(ps, pkg); 12170 } catch (PackageManagerException e) { 12171 res.setError(e.error, e.getMessage()); 12172 return; 12173 } 12174 } 12175 12176 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12177 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12178 systemApp = (ps.pkg.applicationInfo.flags & 12179 ApplicationInfo.FLAG_SYSTEM) != 0; 12180 } 12181 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12182 } 12183 12184 // Check whether the newly-scanned package wants to define an already-defined perm 12185 int N = pkg.permissions.size(); 12186 for (int i = N-1; i >= 0; i--) { 12187 PackageParser.Permission perm = pkg.permissions.get(i); 12188 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12189 if (bp != null) { 12190 // If the defining package is signed with our cert, it's okay. This 12191 // also includes the "updating the same package" case, of course. 12192 // "updating same package" could also involve key-rotation. 12193 final boolean sigsOk; 12194 if (bp.sourcePackage.equals(pkg.packageName) 12195 && (bp.packageSetting instanceof PackageSetting) 12196 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12197 scanFlags))) { 12198 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12199 } else { 12200 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12201 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12202 } 12203 if (!sigsOk) { 12204 // If the owning package is the system itself, we log but allow 12205 // install to proceed; we fail the install on all other permission 12206 // redefinitions. 12207 if (!bp.sourcePackage.equals("android")) { 12208 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12209 + pkg.packageName + " attempting to redeclare permission " 12210 + perm.info.name + " already owned by " + bp.sourcePackage); 12211 res.origPermission = perm.info.name; 12212 res.origPackage = bp.sourcePackage; 12213 return; 12214 } else { 12215 Slog.w(TAG, "Package " + pkg.packageName 12216 + " attempting to redeclare system permission " 12217 + perm.info.name + "; ignoring new declaration"); 12218 pkg.permissions.remove(i); 12219 } 12220 } 12221 } 12222 } 12223 12224 } 12225 12226 if (systemApp && onExternal) { 12227 // Disable updates to system apps on sdcard 12228 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12229 "Cannot install updates to system apps on sdcard"); 12230 return; 12231 } 12232 12233 if (args.move != null) { 12234 // We did an in-place move, so dex is ready to roll 12235 scanFlags |= SCAN_NO_DEX; 12236 scanFlags |= SCAN_MOVE; 12237 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12238 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12239 scanFlags |= SCAN_NO_DEX; 12240 12241 try { 12242 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12243 true /* extract libs */); 12244 } catch (PackageManagerException pme) { 12245 Slog.e(TAG, "Error deriving application ABI", pme); 12246 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12247 return; 12248 } 12249 12250 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12251 int result = mPackageDexOptimizer 12252 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12253 false /* defer */, false /* inclDependencies */); 12254 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12255 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12256 return; 12257 } 12258 } 12259 12260 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12261 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12262 return; 12263 } 12264 12265 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12266 12267 if (replace) { 12268 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12269 installerPackageName, volumeUuid, res); 12270 } else { 12271 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12272 args.user, installerPackageName, volumeUuid, res); 12273 } 12274 synchronized (mPackages) { 12275 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12276 if (ps != null) { 12277 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12278 } 12279 } 12280 } 12281 12282 private void startIntentFilterVerifications(int userId, boolean replacing, 12283 PackageParser.Package pkg) { 12284 if (mIntentFilterVerifierComponent == null) { 12285 Slog.w(TAG, "No IntentFilter verification will not be done as " 12286 + "there is no IntentFilterVerifier available!"); 12287 return; 12288 } 12289 12290 final int verifierUid = getPackageUid( 12291 mIntentFilterVerifierComponent.getPackageName(), 12292 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12293 12294 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12295 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12296 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12297 mHandler.sendMessage(msg); 12298 } 12299 12300 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12301 PackageParser.Package pkg) { 12302 int size = pkg.activities.size(); 12303 if (size == 0) { 12304 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12305 "No activity, so no need to verify any IntentFilter!"); 12306 return; 12307 } 12308 12309 final boolean hasDomainURLs = hasDomainURLs(pkg); 12310 if (!hasDomainURLs) { 12311 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12312 "No domain URLs, so no need to verify any IntentFilter!"); 12313 return; 12314 } 12315 12316 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12317 + " if any IntentFilter from the " + size 12318 + " Activities needs verification ..."); 12319 12320 int count = 0; 12321 final String packageName = pkg.packageName; 12322 12323 synchronized (mPackages) { 12324 // If this is a new install and we see that we've already run verification for this 12325 // package, we have nothing to do: it means the state was restored from backup. 12326 if (!replacing) { 12327 IntentFilterVerificationInfo ivi = 12328 mSettings.getIntentFilterVerificationLPr(packageName); 12329 if (ivi != null) { 12330 if (DEBUG_DOMAIN_VERIFICATION) { 12331 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12332 + ivi.getStatusString()); 12333 } 12334 return; 12335 } 12336 } 12337 12338 // If any filters need to be verified, then all need to be. 12339 boolean needToVerify = false; 12340 for (PackageParser.Activity a : pkg.activities) { 12341 for (ActivityIntentInfo filter : a.intents) { 12342 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12343 if (DEBUG_DOMAIN_VERIFICATION) { 12344 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12345 } 12346 needToVerify = true; 12347 break; 12348 } 12349 } 12350 } 12351 12352 if (needToVerify) { 12353 final int verificationId = mIntentFilterVerificationToken++; 12354 for (PackageParser.Activity a : pkg.activities) { 12355 for (ActivityIntentInfo filter : a.intents) { 12356 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12357 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12358 "Verification needed for IntentFilter:" + filter.toString()); 12359 mIntentFilterVerifier.addOneIntentFilterVerification( 12360 verifierUid, userId, verificationId, filter, packageName); 12361 count++; 12362 } 12363 } 12364 } 12365 } 12366 } 12367 12368 if (count > 0) { 12369 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12370 + " IntentFilter verification" + (count > 1 ? "s" : "") 12371 + " for userId:" + userId); 12372 mIntentFilterVerifier.startVerifications(userId); 12373 } else { 12374 if (DEBUG_DOMAIN_VERIFICATION) { 12375 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12376 } 12377 } 12378 } 12379 12380 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12381 final ComponentName cn = filter.activity.getComponentName(); 12382 final String packageName = cn.getPackageName(); 12383 12384 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12385 packageName); 12386 if (ivi == null) { 12387 return true; 12388 } 12389 int status = ivi.getStatus(); 12390 switch (status) { 12391 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12392 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12393 return true; 12394 12395 default: 12396 // Nothing to do 12397 return false; 12398 } 12399 } 12400 12401 private static boolean isMultiArch(PackageSetting ps) { 12402 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12403 } 12404 12405 private static boolean isMultiArch(ApplicationInfo info) { 12406 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12407 } 12408 12409 private static boolean isExternal(PackageParser.Package pkg) { 12410 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12411 } 12412 12413 private static boolean isExternal(PackageSetting ps) { 12414 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12415 } 12416 12417 private static boolean isExternal(ApplicationInfo info) { 12418 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12419 } 12420 12421 private static boolean isSystemApp(PackageParser.Package pkg) { 12422 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12423 } 12424 12425 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12426 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12427 } 12428 12429 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12430 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12431 } 12432 12433 private static boolean isSystemApp(PackageSetting ps) { 12434 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12435 } 12436 12437 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12438 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12439 } 12440 12441 private int packageFlagsToInstallFlags(PackageSetting ps) { 12442 int installFlags = 0; 12443 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12444 // This existing package was an external ASEC install when we have 12445 // the external flag without a UUID 12446 installFlags |= PackageManager.INSTALL_EXTERNAL; 12447 } 12448 if (ps.isForwardLocked()) { 12449 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12450 } 12451 return installFlags; 12452 } 12453 12454 private void deleteTempPackageFiles() { 12455 final FilenameFilter filter = new FilenameFilter() { 12456 public boolean accept(File dir, String name) { 12457 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12458 } 12459 }; 12460 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12461 file.delete(); 12462 } 12463 } 12464 12465 @Override 12466 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12467 int flags) { 12468 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12469 flags); 12470 } 12471 12472 @Override 12473 public void deletePackage(final String packageName, 12474 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12475 mContext.enforceCallingOrSelfPermission( 12476 android.Manifest.permission.DELETE_PACKAGES, null); 12477 Preconditions.checkNotNull(packageName); 12478 Preconditions.checkNotNull(observer); 12479 final int uid = Binder.getCallingUid(); 12480 if (UserHandle.getUserId(uid) != userId) { 12481 mContext.enforceCallingPermission( 12482 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12483 "deletePackage for user " + userId); 12484 } 12485 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12486 try { 12487 observer.onPackageDeleted(packageName, 12488 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12489 } catch (RemoteException re) { 12490 } 12491 return; 12492 } 12493 12494 boolean uninstallBlocked = false; 12495 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12496 int[] users = sUserManager.getUserIds(); 12497 for (int i = 0; i < users.length; ++i) { 12498 if (getBlockUninstallForUser(packageName, users[i])) { 12499 uninstallBlocked = true; 12500 break; 12501 } 12502 } 12503 } else { 12504 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12505 } 12506 if (uninstallBlocked) { 12507 try { 12508 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12509 null); 12510 } catch (RemoteException re) { 12511 } 12512 return; 12513 } 12514 12515 if (DEBUG_REMOVE) { 12516 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12517 } 12518 // Queue up an async operation since the package deletion may take a little while. 12519 mHandler.post(new Runnable() { 12520 public void run() { 12521 mHandler.removeCallbacks(this); 12522 final int returnCode = deletePackageX(packageName, userId, flags); 12523 if (observer != null) { 12524 try { 12525 observer.onPackageDeleted(packageName, returnCode, null); 12526 } catch (RemoteException e) { 12527 Log.i(TAG, "Observer no longer exists."); 12528 } //end catch 12529 } //end if 12530 } //end run 12531 }); 12532 } 12533 12534 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12535 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12536 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12537 try { 12538 if (dpm != null) { 12539 if (dpm.isDeviceOwner(packageName)) { 12540 return true; 12541 } 12542 int[] users; 12543 if (userId == UserHandle.USER_ALL) { 12544 users = sUserManager.getUserIds(); 12545 } else { 12546 users = new int[]{userId}; 12547 } 12548 for (int i = 0; i < users.length; ++i) { 12549 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12550 return true; 12551 } 12552 } 12553 } 12554 } catch (RemoteException e) { 12555 } 12556 return false; 12557 } 12558 12559 /** 12560 * This method is an internal method that could be get invoked either 12561 * to delete an installed package or to clean up a failed installation. 12562 * After deleting an installed package, a broadcast is sent to notify any 12563 * listeners that the package has been installed. For cleaning up a failed 12564 * installation, the broadcast is not necessary since the package's 12565 * installation wouldn't have sent the initial broadcast either 12566 * The key steps in deleting a package are 12567 * deleting the package information in internal structures like mPackages, 12568 * deleting the packages base directories through installd 12569 * updating mSettings to reflect current status 12570 * persisting settings for later use 12571 * sending a broadcast if necessary 12572 */ 12573 private int deletePackageX(String packageName, int userId, int flags) { 12574 final PackageRemovedInfo info = new PackageRemovedInfo(); 12575 final boolean res; 12576 12577 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12578 ? UserHandle.ALL : new UserHandle(userId); 12579 12580 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12581 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12582 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12583 } 12584 12585 boolean removedForAllUsers = false; 12586 boolean systemUpdate = false; 12587 12588 // for the uninstall-updates case and restricted profiles, remember the per- 12589 // userhandle installed state 12590 int[] allUsers; 12591 boolean[] perUserInstalled; 12592 synchronized (mPackages) { 12593 PackageSetting ps = mSettings.mPackages.get(packageName); 12594 allUsers = sUserManager.getUserIds(); 12595 perUserInstalled = new boolean[allUsers.length]; 12596 for (int i = 0; i < allUsers.length; i++) { 12597 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12598 } 12599 } 12600 12601 synchronized (mInstallLock) { 12602 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12603 res = deletePackageLI(packageName, removeForUser, 12604 true, allUsers, perUserInstalled, 12605 flags | REMOVE_CHATTY, info, true); 12606 systemUpdate = info.isRemovedPackageSystemUpdate; 12607 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12608 removedForAllUsers = true; 12609 } 12610 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12611 + " removedForAllUsers=" + removedForAllUsers); 12612 } 12613 12614 if (res) { 12615 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12616 12617 // If the removed package was a system update, the old system package 12618 // was re-enabled; we need to broadcast this information 12619 if (systemUpdate) { 12620 Bundle extras = new Bundle(1); 12621 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12622 ? info.removedAppId : info.uid); 12623 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12624 12625 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12626 extras, null, null, null); 12627 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12628 extras, null, null, null); 12629 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12630 null, packageName, null, null); 12631 } 12632 } 12633 // Force a gc here. 12634 Runtime.getRuntime().gc(); 12635 // Delete the resources here after sending the broadcast to let 12636 // other processes clean up before deleting resources. 12637 if (info.args != null) { 12638 synchronized (mInstallLock) { 12639 info.args.doPostDeleteLI(true); 12640 } 12641 } 12642 12643 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12644 } 12645 12646 class PackageRemovedInfo { 12647 String removedPackage; 12648 int uid = -1; 12649 int removedAppId = -1; 12650 int[] removedUsers = null; 12651 boolean isRemovedPackageSystemUpdate = false; 12652 // Clean up resources deleted packages. 12653 InstallArgs args = null; 12654 12655 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12656 Bundle extras = new Bundle(1); 12657 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12658 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12659 if (replacing) { 12660 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12661 } 12662 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12663 if (removedPackage != null) { 12664 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12665 extras, null, null, removedUsers); 12666 if (fullRemove && !replacing) { 12667 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12668 extras, null, null, removedUsers); 12669 } 12670 } 12671 if (removedAppId >= 0) { 12672 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12673 removedUsers); 12674 } 12675 } 12676 } 12677 12678 /* 12679 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12680 * flag is not set, the data directory is removed as well. 12681 * make sure this flag is set for partially installed apps. If not its meaningless to 12682 * delete a partially installed application. 12683 */ 12684 private void removePackageDataLI(PackageSetting ps, 12685 int[] allUserHandles, boolean[] perUserInstalled, 12686 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12687 String packageName = ps.name; 12688 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12689 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12690 // Retrieve object to delete permissions for shared user later on 12691 final PackageSetting deletedPs; 12692 // reader 12693 synchronized (mPackages) { 12694 deletedPs = mSettings.mPackages.get(packageName); 12695 if (outInfo != null) { 12696 outInfo.removedPackage = packageName; 12697 outInfo.removedUsers = deletedPs != null 12698 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12699 : null; 12700 } 12701 } 12702 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12703 removeDataDirsLI(ps.volumeUuid, packageName); 12704 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12705 } 12706 // writer 12707 synchronized (mPackages) { 12708 if (deletedPs != null) { 12709 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12710 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12711 clearDefaultBrowserIfNeeded(packageName); 12712 if (outInfo != null) { 12713 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12714 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12715 } 12716 updatePermissionsLPw(deletedPs.name, null, 0); 12717 if (deletedPs.sharedUser != null) { 12718 // Remove permissions associated with package. Since runtime 12719 // permissions are per user we have to kill the removed package 12720 // or packages running under the shared user of the removed 12721 // package if revoking the permissions requested only by the removed 12722 // package is successful and this causes a change in gids. 12723 for (int userId : UserManagerService.getInstance().getUserIds()) { 12724 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12725 userId); 12726 if (userIdToKill == UserHandle.USER_ALL 12727 || userIdToKill >= UserHandle.USER_OWNER) { 12728 // If gids changed for this user, kill all affected packages. 12729 mHandler.post(new Runnable() { 12730 @Override 12731 public void run() { 12732 // This has to happen with no lock held. 12733 killSettingPackagesForUser(deletedPs, userIdToKill, 12734 KILL_APP_REASON_GIDS_CHANGED); 12735 } 12736 }); 12737 break; 12738 } 12739 } 12740 } 12741 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12742 } 12743 // make sure to preserve per-user disabled state if this removal was just 12744 // a downgrade of a system app to the factory package 12745 if (allUserHandles != null && perUserInstalled != null) { 12746 if (DEBUG_REMOVE) { 12747 Slog.d(TAG, "Propagating install state across downgrade"); 12748 } 12749 for (int i = 0; i < allUserHandles.length; i++) { 12750 if (DEBUG_REMOVE) { 12751 Slog.d(TAG, " user " + allUserHandles[i] 12752 + " => " + perUserInstalled[i]); 12753 } 12754 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12755 } 12756 } 12757 } 12758 // can downgrade to reader 12759 if (writeSettings) { 12760 // Save settings now 12761 mSettings.writeLPr(); 12762 } 12763 } 12764 if (outInfo != null) { 12765 // A user ID was deleted here. Go through all users and remove it 12766 // from KeyStore. 12767 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12768 } 12769 } 12770 12771 static boolean locationIsPrivileged(File path) { 12772 try { 12773 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12774 .getCanonicalPath(); 12775 return path.getCanonicalPath().startsWith(privilegedAppDir); 12776 } catch (IOException e) { 12777 Slog.e(TAG, "Unable to access code path " + path); 12778 } 12779 return false; 12780 } 12781 12782 /* 12783 * Tries to delete system package. 12784 */ 12785 private boolean deleteSystemPackageLI(PackageSetting newPs, 12786 int[] allUserHandles, boolean[] perUserInstalled, 12787 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12788 final boolean applyUserRestrictions 12789 = (allUserHandles != null) && (perUserInstalled != null); 12790 PackageSetting disabledPs = null; 12791 // Confirm if the system package has been updated 12792 // An updated system app can be deleted. This will also have to restore 12793 // the system pkg from system partition 12794 // reader 12795 synchronized (mPackages) { 12796 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12797 } 12798 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12799 + " disabledPs=" + disabledPs); 12800 if (disabledPs == null) { 12801 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12802 return false; 12803 } else if (DEBUG_REMOVE) { 12804 Slog.d(TAG, "Deleting system pkg from data partition"); 12805 } 12806 if (DEBUG_REMOVE) { 12807 if (applyUserRestrictions) { 12808 Slog.d(TAG, "Remembering install states:"); 12809 for (int i = 0; i < allUserHandles.length; i++) { 12810 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12811 } 12812 } 12813 } 12814 // Delete the updated package 12815 outInfo.isRemovedPackageSystemUpdate = true; 12816 if (disabledPs.versionCode < newPs.versionCode) { 12817 // Delete data for downgrades 12818 flags &= ~PackageManager.DELETE_KEEP_DATA; 12819 } else { 12820 // Preserve data by setting flag 12821 flags |= PackageManager.DELETE_KEEP_DATA; 12822 } 12823 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12824 allUserHandles, perUserInstalled, outInfo, writeSettings); 12825 if (!ret) { 12826 return false; 12827 } 12828 // writer 12829 synchronized (mPackages) { 12830 // Reinstate the old system package 12831 mSettings.enableSystemPackageLPw(newPs.name); 12832 // Remove any native libraries from the upgraded package. 12833 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12834 } 12835 // Install the system package 12836 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12837 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12838 if (locationIsPrivileged(disabledPs.codePath)) { 12839 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12840 } 12841 12842 final PackageParser.Package newPkg; 12843 try { 12844 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12845 } catch (PackageManagerException e) { 12846 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12847 return false; 12848 } 12849 12850 // writer 12851 synchronized (mPackages) { 12852 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12853 12854 // Propagate the permissions state as we do want to drop on the floor 12855 // runtime permissions. The update permissions method below will take 12856 // care of removing obsolete permissions and grant install permissions. 12857 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12858 updatePermissionsLPw(newPkg.packageName, newPkg, 12859 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12860 12861 if (applyUserRestrictions) { 12862 if (DEBUG_REMOVE) { 12863 Slog.d(TAG, "Propagating install state across reinstall"); 12864 } 12865 for (int i = 0; i < allUserHandles.length; i++) { 12866 if (DEBUG_REMOVE) { 12867 Slog.d(TAG, " user " + allUserHandles[i] 12868 + " => " + perUserInstalled[i]); 12869 } 12870 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12871 } 12872 // Regardless of writeSettings we need to ensure that this restriction 12873 // state propagation is persisted 12874 mSettings.writeAllUsersPackageRestrictionsLPr(); 12875 } 12876 // can downgrade to reader here 12877 if (writeSettings) { 12878 mSettings.writeLPr(); 12879 } 12880 } 12881 return true; 12882 } 12883 12884 private boolean deleteInstalledPackageLI(PackageSetting ps, 12885 boolean deleteCodeAndResources, int flags, 12886 int[] allUserHandles, boolean[] perUserInstalled, 12887 PackageRemovedInfo outInfo, boolean writeSettings) { 12888 if (outInfo != null) { 12889 outInfo.uid = ps.appId; 12890 } 12891 12892 // Delete package data from internal structures and also remove data if flag is set 12893 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12894 12895 // Delete application code and resources 12896 if (deleteCodeAndResources && (outInfo != null)) { 12897 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12898 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12899 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12900 } 12901 return true; 12902 } 12903 12904 @Override 12905 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12906 int userId) { 12907 mContext.enforceCallingOrSelfPermission( 12908 android.Manifest.permission.DELETE_PACKAGES, null); 12909 synchronized (mPackages) { 12910 PackageSetting ps = mSettings.mPackages.get(packageName); 12911 if (ps == null) { 12912 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12913 return false; 12914 } 12915 if (!ps.getInstalled(userId)) { 12916 // Can't block uninstall for an app that is not installed or enabled. 12917 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12918 return false; 12919 } 12920 ps.setBlockUninstall(blockUninstall, userId); 12921 mSettings.writePackageRestrictionsLPr(userId); 12922 } 12923 return true; 12924 } 12925 12926 @Override 12927 public boolean getBlockUninstallForUser(String packageName, int userId) { 12928 synchronized (mPackages) { 12929 PackageSetting ps = mSettings.mPackages.get(packageName); 12930 if (ps == null) { 12931 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12932 return false; 12933 } 12934 return ps.getBlockUninstall(userId); 12935 } 12936 } 12937 12938 /* 12939 * This method handles package deletion in general 12940 */ 12941 private boolean deletePackageLI(String packageName, UserHandle user, 12942 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12943 int flags, PackageRemovedInfo outInfo, 12944 boolean writeSettings) { 12945 if (packageName == null) { 12946 Slog.w(TAG, "Attempt to delete null packageName."); 12947 return false; 12948 } 12949 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12950 PackageSetting ps; 12951 boolean dataOnly = false; 12952 int removeUser = -1; 12953 int appId = -1; 12954 synchronized (mPackages) { 12955 ps = mSettings.mPackages.get(packageName); 12956 if (ps == null) { 12957 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12958 return false; 12959 } 12960 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12961 && user.getIdentifier() != UserHandle.USER_ALL) { 12962 // The caller is asking that the package only be deleted for a single 12963 // user. To do this, we just mark its uninstalled state and delete 12964 // its data. If this is a system app, we only allow this to happen if 12965 // they have set the special DELETE_SYSTEM_APP which requests different 12966 // semantics than normal for uninstalling system apps. 12967 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12968 ps.setUserState(user.getIdentifier(), 12969 COMPONENT_ENABLED_STATE_DEFAULT, 12970 false, //installed 12971 true, //stopped 12972 true, //notLaunched 12973 false, //hidden 12974 null, null, null, 12975 false, // blockUninstall 12976 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12977 if (!isSystemApp(ps)) { 12978 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12979 // Other user still have this package installed, so all 12980 // we need to do is clear this user's data and save that 12981 // it is uninstalled. 12982 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12983 removeUser = user.getIdentifier(); 12984 appId = ps.appId; 12985 scheduleWritePackageRestrictionsLocked(removeUser); 12986 } else { 12987 // We need to set it back to 'installed' so the uninstall 12988 // broadcasts will be sent correctly. 12989 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12990 ps.setInstalled(true, user.getIdentifier()); 12991 } 12992 } else { 12993 // This is a system app, so we assume that the 12994 // other users still have this package installed, so all 12995 // we need to do is clear this user's data and save that 12996 // it is uninstalled. 12997 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12998 removeUser = user.getIdentifier(); 12999 appId = ps.appId; 13000 scheduleWritePackageRestrictionsLocked(removeUser); 13001 } 13002 } 13003 } 13004 13005 if (removeUser >= 0) { 13006 // From above, we determined that we are deleting this only 13007 // for a single user. Continue the work here. 13008 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13009 if (outInfo != null) { 13010 outInfo.removedPackage = packageName; 13011 outInfo.removedAppId = appId; 13012 outInfo.removedUsers = new int[] {removeUser}; 13013 } 13014 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13015 removeKeystoreDataIfNeeded(removeUser, appId); 13016 schedulePackageCleaning(packageName, removeUser, false); 13017 synchronized (mPackages) { 13018 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13019 scheduleWritePackageRestrictionsLocked(removeUser); 13020 } 13021 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13022 } 13023 return true; 13024 } 13025 13026 if (dataOnly) { 13027 // Delete application data first 13028 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13029 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13030 return true; 13031 } 13032 13033 boolean ret = false; 13034 if (isSystemApp(ps)) { 13035 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13036 // When an updated system application is deleted we delete the existing resources as well and 13037 // fall back to existing code in system partition 13038 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13039 flags, outInfo, writeSettings); 13040 } else { 13041 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13042 // Kill application pre-emptively especially for apps on sd. 13043 killApplication(packageName, ps.appId, "uninstall pkg"); 13044 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13045 allUserHandles, perUserInstalled, 13046 outInfo, writeSettings); 13047 } 13048 13049 return ret; 13050 } 13051 13052 private final class ClearStorageConnection implements ServiceConnection { 13053 IMediaContainerService mContainerService; 13054 13055 @Override 13056 public void onServiceConnected(ComponentName name, IBinder service) { 13057 synchronized (this) { 13058 mContainerService = IMediaContainerService.Stub.asInterface(service); 13059 notifyAll(); 13060 } 13061 } 13062 13063 @Override 13064 public void onServiceDisconnected(ComponentName name) { 13065 } 13066 } 13067 13068 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13069 final boolean mounted; 13070 if (Environment.isExternalStorageEmulated()) { 13071 mounted = true; 13072 } else { 13073 final String status = Environment.getExternalStorageState(); 13074 13075 mounted = status.equals(Environment.MEDIA_MOUNTED) 13076 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13077 } 13078 13079 if (!mounted) { 13080 return; 13081 } 13082 13083 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13084 int[] users; 13085 if (userId == UserHandle.USER_ALL) { 13086 users = sUserManager.getUserIds(); 13087 } else { 13088 users = new int[] { userId }; 13089 } 13090 final ClearStorageConnection conn = new ClearStorageConnection(); 13091 if (mContext.bindServiceAsUser( 13092 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13093 try { 13094 for (int curUser : users) { 13095 long timeout = SystemClock.uptimeMillis() + 5000; 13096 synchronized (conn) { 13097 long now = SystemClock.uptimeMillis(); 13098 while (conn.mContainerService == null && now < timeout) { 13099 try { 13100 conn.wait(timeout - now); 13101 } catch (InterruptedException e) { 13102 } 13103 } 13104 } 13105 if (conn.mContainerService == null) { 13106 return; 13107 } 13108 13109 final UserEnvironment userEnv = new UserEnvironment(curUser); 13110 clearDirectory(conn.mContainerService, 13111 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13112 if (allData) { 13113 clearDirectory(conn.mContainerService, 13114 userEnv.buildExternalStorageAppDataDirs(packageName)); 13115 clearDirectory(conn.mContainerService, 13116 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13117 } 13118 } 13119 } finally { 13120 mContext.unbindService(conn); 13121 } 13122 } 13123 } 13124 13125 @Override 13126 public void clearApplicationUserData(final String packageName, 13127 final IPackageDataObserver observer, final int userId) { 13128 mContext.enforceCallingOrSelfPermission( 13129 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13130 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13131 // Queue up an async operation since the package deletion may take a little while. 13132 mHandler.post(new Runnable() { 13133 public void run() { 13134 mHandler.removeCallbacks(this); 13135 final boolean succeeded; 13136 synchronized (mInstallLock) { 13137 succeeded = clearApplicationUserDataLI(packageName, userId); 13138 } 13139 clearExternalStorageDataSync(packageName, userId, true); 13140 if (succeeded) { 13141 // invoke DeviceStorageMonitor's update method to clear any notifications 13142 DeviceStorageMonitorInternal 13143 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13144 if (dsm != null) { 13145 dsm.checkMemory(); 13146 } 13147 } 13148 if(observer != null) { 13149 try { 13150 observer.onRemoveCompleted(packageName, succeeded); 13151 } catch (RemoteException e) { 13152 Log.i(TAG, "Observer no longer exists."); 13153 } 13154 } //end if observer 13155 } //end run 13156 }); 13157 } 13158 13159 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13160 if (packageName == null) { 13161 Slog.w(TAG, "Attempt to delete null packageName."); 13162 return false; 13163 } 13164 13165 // Try finding details about the requested package 13166 PackageParser.Package pkg; 13167 synchronized (mPackages) { 13168 pkg = mPackages.get(packageName); 13169 if (pkg == null) { 13170 final PackageSetting ps = mSettings.mPackages.get(packageName); 13171 if (ps != null) { 13172 pkg = ps.pkg; 13173 } 13174 } 13175 13176 if (pkg == null) { 13177 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13178 return false; 13179 } 13180 13181 PackageSetting ps = (PackageSetting) pkg.mExtras; 13182 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13183 } 13184 13185 // Always delete data directories for package, even if we found no other 13186 // record of app. This helps users recover from UID mismatches without 13187 // resorting to a full data wipe. 13188 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13189 if (retCode < 0) { 13190 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13191 return false; 13192 } 13193 13194 final int appId = pkg.applicationInfo.uid; 13195 removeKeystoreDataIfNeeded(userId, appId); 13196 13197 // Create a native library symlink only if we have native libraries 13198 // and if the native libraries are 32 bit libraries. We do not provide 13199 // this symlink for 64 bit libraries. 13200 if (pkg.applicationInfo.primaryCpuAbi != null && 13201 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13202 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13203 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13204 nativeLibPath, userId) < 0) { 13205 Slog.w(TAG, "Failed linking native library dir"); 13206 return false; 13207 } 13208 } 13209 13210 return true; 13211 } 13212 13213 /** 13214 * Reverts user permission state changes (permissions and flags). 13215 * 13216 * @param ps The package for which to reset. 13217 * @param userId The device user for which to do a reset. 13218 */ 13219 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13220 final PackageSetting ps, final int userId) { 13221 if (ps.pkg == null) { 13222 return; 13223 } 13224 13225 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13226 | FLAG_PERMISSION_USER_FIXED 13227 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13228 13229 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13230 | FLAG_PERMISSION_POLICY_FIXED; 13231 13232 boolean writeInstallPermissions = false; 13233 boolean writeRuntimePermissions = false; 13234 13235 final int permissionCount = ps.pkg.requestedPermissions.size(); 13236 for (int i = 0; i < permissionCount; i++) { 13237 String permission = ps.pkg.requestedPermissions.get(i); 13238 13239 BasePermission bp = mSettings.mPermissions.get(permission); 13240 if (bp == null) { 13241 continue; 13242 } 13243 13244 // If shared user we just reset the state to which only this app contributed. 13245 if (ps.sharedUser != null) { 13246 boolean used = false; 13247 final int packageCount = ps.sharedUser.packages.size(); 13248 for (int j = 0; j < packageCount; j++) { 13249 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13250 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13251 && pkg.pkg.requestedPermissions.contains(permission)) { 13252 used = true; 13253 break; 13254 } 13255 } 13256 if (used) { 13257 continue; 13258 } 13259 } 13260 13261 PermissionsState permissionsState = ps.getPermissionsState(); 13262 13263 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13264 13265 // Always clear the user settable flags. 13266 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13267 bp.name) != null; 13268 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13269 if (hasInstallState) { 13270 writeInstallPermissions = true; 13271 } else { 13272 writeRuntimePermissions = true; 13273 } 13274 } 13275 13276 // Below is only runtime permission handling. 13277 if (!bp.isRuntime()) { 13278 continue; 13279 } 13280 13281 // Never clobber system or policy. 13282 if ((oldFlags & policyOrSystemFlags) != 0) { 13283 continue; 13284 } 13285 13286 // If this permission was granted by default, make sure it is. 13287 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13288 if (permissionsState.grantRuntimePermission(bp, userId) 13289 != PERMISSION_OPERATION_FAILURE) { 13290 writeRuntimePermissions = true; 13291 } 13292 } else { 13293 // Otherwise, reset the permission. 13294 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13295 switch (revokeResult) { 13296 case PERMISSION_OPERATION_SUCCESS: { 13297 writeRuntimePermissions = true; 13298 } break; 13299 13300 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13301 writeRuntimePermissions = true; 13302 // If gids changed for this user, kill all affected packages. 13303 mHandler.post(new Runnable() { 13304 @Override 13305 public void run() { 13306 // This has to happen with no lock held. 13307 killSettingPackagesForUser(ps, userId, 13308 KILL_APP_REASON_GIDS_CHANGED); 13309 } 13310 }); 13311 } break; 13312 } 13313 } 13314 } 13315 13316 // Synchronously write as we are taking permissions away. 13317 if (writeRuntimePermissions) { 13318 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13319 } 13320 13321 // Synchronously write as we are taking permissions away. 13322 if (writeInstallPermissions) { 13323 mSettings.writeLPr(); 13324 } 13325 } 13326 13327 /** 13328 * Remove entries from the keystore daemon. Will only remove it if the 13329 * {@code appId} is valid. 13330 */ 13331 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13332 if (appId < 0) { 13333 return; 13334 } 13335 13336 final KeyStore keyStore = KeyStore.getInstance(); 13337 if (keyStore != null) { 13338 if (userId == UserHandle.USER_ALL) { 13339 for (final int individual : sUserManager.getUserIds()) { 13340 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13341 } 13342 } else { 13343 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13344 } 13345 } else { 13346 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13347 } 13348 } 13349 13350 @Override 13351 public void deleteApplicationCacheFiles(final String packageName, 13352 final IPackageDataObserver observer) { 13353 mContext.enforceCallingOrSelfPermission( 13354 android.Manifest.permission.DELETE_CACHE_FILES, null); 13355 // Queue up an async operation since the package deletion may take a little while. 13356 final int userId = UserHandle.getCallingUserId(); 13357 mHandler.post(new Runnable() { 13358 public void run() { 13359 mHandler.removeCallbacks(this); 13360 final boolean succeded; 13361 synchronized (mInstallLock) { 13362 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13363 } 13364 clearExternalStorageDataSync(packageName, userId, false); 13365 if (observer != null) { 13366 try { 13367 observer.onRemoveCompleted(packageName, succeded); 13368 } catch (RemoteException e) { 13369 Log.i(TAG, "Observer no longer exists."); 13370 } 13371 } //end if observer 13372 } //end run 13373 }); 13374 } 13375 13376 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13377 if (packageName == null) { 13378 Slog.w(TAG, "Attempt to delete null packageName."); 13379 return false; 13380 } 13381 PackageParser.Package p; 13382 synchronized (mPackages) { 13383 p = mPackages.get(packageName); 13384 } 13385 if (p == null) { 13386 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13387 return false; 13388 } 13389 final ApplicationInfo applicationInfo = p.applicationInfo; 13390 if (applicationInfo == null) { 13391 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13392 return false; 13393 } 13394 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13395 if (retCode < 0) { 13396 Slog.w(TAG, "Couldn't remove cache files for package: " 13397 + packageName + " u" + userId); 13398 return false; 13399 } 13400 return true; 13401 } 13402 13403 @Override 13404 public void getPackageSizeInfo(final String packageName, int userHandle, 13405 final IPackageStatsObserver observer) { 13406 mContext.enforceCallingOrSelfPermission( 13407 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13408 if (packageName == null) { 13409 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13410 } 13411 13412 PackageStats stats = new PackageStats(packageName, userHandle); 13413 13414 /* 13415 * Queue up an async operation since the package measurement may take a 13416 * little while. 13417 */ 13418 Message msg = mHandler.obtainMessage(INIT_COPY); 13419 msg.obj = new MeasureParams(stats, observer); 13420 mHandler.sendMessage(msg); 13421 } 13422 13423 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13424 PackageStats pStats) { 13425 if (packageName == null) { 13426 Slog.w(TAG, "Attempt to get size of null packageName."); 13427 return false; 13428 } 13429 PackageParser.Package p; 13430 boolean dataOnly = false; 13431 String libDirRoot = null; 13432 String asecPath = null; 13433 PackageSetting ps = null; 13434 synchronized (mPackages) { 13435 p = mPackages.get(packageName); 13436 ps = mSettings.mPackages.get(packageName); 13437 if(p == null) { 13438 dataOnly = true; 13439 if((ps == null) || (ps.pkg == null)) { 13440 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13441 return false; 13442 } 13443 p = ps.pkg; 13444 } 13445 if (ps != null) { 13446 libDirRoot = ps.legacyNativeLibraryPathString; 13447 } 13448 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13449 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13450 if (secureContainerId != null) { 13451 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13452 } 13453 } 13454 } 13455 String publicSrcDir = null; 13456 if(!dataOnly) { 13457 final ApplicationInfo applicationInfo = p.applicationInfo; 13458 if (applicationInfo == null) { 13459 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13460 return false; 13461 } 13462 if (p.isForwardLocked()) { 13463 publicSrcDir = applicationInfo.getBaseResourcePath(); 13464 } 13465 } 13466 // TODO: extend to measure size of split APKs 13467 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13468 // not just the first level. 13469 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13470 // just the primary. 13471 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13472 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13473 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13474 if (res < 0) { 13475 return false; 13476 } 13477 13478 // Fix-up for forward-locked applications in ASEC containers. 13479 if (!isExternal(p)) { 13480 pStats.codeSize += pStats.externalCodeSize; 13481 pStats.externalCodeSize = 0L; 13482 } 13483 13484 return true; 13485 } 13486 13487 13488 @Override 13489 public void addPackageToPreferred(String packageName) { 13490 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13491 } 13492 13493 @Override 13494 public void removePackageFromPreferred(String packageName) { 13495 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13496 } 13497 13498 @Override 13499 public List<PackageInfo> getPreferredPackages(int flags) { 13500 return new ArrayList<PackageInfo>(); 13501 } 13502 13503 private int getUidTargetSdkVersionLockedLPr(int uid) { 13504 Object obj = mSettings.getUserIdLPr(uid); 13505 if (obj instanceof SharedUserSetting) { 13506 final SharedUserSetting sus = (SharedUserSetting) obj; 13507 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13508 final Iterator<PackageSetting> it = sus.packages.iterator(); 13509 while (it.hasNext()) { 13510 final PackageSetting ps = it.next(); 13511 if (ps.pkg != null) { 13512 int v = ps.pkg.applicationInfo.targetSdkVersion; 13513 if (v < vers) vers = v; 13514 } 13515 } 13516 return vers; 13517 } else if (obj instanceof PackageSetting) { 13518 final PackageSetting ps = (PackageSetting) obj; 13519 if (ps.pkg != null) { 13520 return ps.pkg.applicationInfo.targetSdkVersion; 13521 } 13522 } 13523 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13524 } 13525 13526 @Override 13527 public void addPreferredActivity(IntentFilter filter, int match, 13528 ComponentName[] set, ComponentName activity, int userId) { 13529 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13530 "Adding preferred"); 13531 } 13532 13533 private void addPreferredActivityInternal(IntentFilter filter, int match, 13534 ComponentName[] set, ComponentName activity, boolean always, int userId, 13535 String opname) { 13536 // writer 13537 int callingUid = Binder.getCallingUid(); 13538 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13539 if (filter.countActions() == 0) { 13540 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13541 return; 13542 } 13543 synchronized (mPackages) { 13544 if (mContext.checkCallingOrSelfPermission( 13545 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13546 != PackageManager.PERMISSION_GRANTED) { 13547 if (getUidTargetSdkVersionLockedLPr(callingUid) 13548 < Build.VERSION_CODES.FROYO) { 13549 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13550 + callingUid); 13551 return; 13552 } 13553 mContext.enforceCallingOrSelfPermission( 13554 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13555 } 13556 13557 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13558 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13559 + userId + ":"); 13560 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13561 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13562 scheduleWritePackageRestrictionsLocked(userId); 13563 } 13564 } 13565 13566 @Override 13567 public void replacePreferredActivity(IntentFilter filter, int match, 13568 ComponentName[] set, ComponentName activity, int userId) { 13569 if (filter.countActions() != 1) { 13570 throw new IllegalArgumentException( 13571 "replacePreferredActivity expects filter to have only 1 action."); 13572 } 13573 if (filter.countDataAuthorities() != 0 13574 || filter.countDataPaths() != 0 13575 || filter.countDataSchemes() > 1 13576 || filter.countDataTypes() != 0) { 13577 throw new IllegalArgumentException( 13578 "replacePreferredActivity expects filter to have no data authorities, " + 13579 "paths, or types; and at most one scheme."); 13580 } 13581 13582 final int callingUid = Binder.getCallingUid(); 13583 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13584 synchronized (mPackages) { 13585 if (mContext.checkCallingOrSelfPermission( 13586 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13587 != PackageManager.PERMISSION_GRANTED) { 13588 if (getUidTargetSdkVersionLockedLPr(callingUid) 13589 < Build.VERSION_CODES.FROYO) { 13590 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13591 + Binder.getCallingUid()); 13592 return; 13593 } 13594 mContext.enforceCallingOrSelfPermission( 13595 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13596 } 13597 13598 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13599 if (pir != null) { 13600 // Get all of the existing entries that exactly match this filter. 13601 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13602 if (existing != null && existing.size() == 1) { 13603 PreferredActivity cur = existing.get(0); 13604 if (DEBUG_PREFERRED) { 13605 Slog.i(TAG, "Checking replace of preferred:"); 13606 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13607 if (!cur.mPref.mAlways) { 13608 Slog.i(TAG, " -- CUR; not mAlways!"); 13609 } else { 13610 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13611 Slog.i(TAG, " -- CUR: mSet=" 13612 + Arrays.toString(cur.mPref.mSetComponents)); 13613 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13614 Slog.i(TAG, " -- NEW: mMatch=" 13615 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13616 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13617 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13618 } 13619 } 13620 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13621 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13622 && cur.mPref.sameSet(set)) { 13623 // Setting the preferred activity to what it happens to be already 13624 if (DEBUG_PREFERRED) { 13625 Slog.i(TAG, "Replacing with same preferred activity " 13626 + cur.mPref.mShortComponent + " for user " 13627 + userId + ":"); 13628 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13629 } 13630 return; 13631 } 13632 } 13633 13634 if (existing != null) { 13635 if (DEBUG_PREFERRED) { 13636 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13637 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13638 } 13639 for (int i = 0; i < existing.size(); i++) { 13640 PreferredActivity pa = existing.get(i); 13641 if (DEBUG_PREFERRED) { 13642 Slog.i(TAG, "Removing existing preferred activity " 13643 + pa.mPref.mComponent + ":"); 13644 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13645 } 13646 pir.removeFilter(pa); 13647 } 13648 } 13649 } 13650 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13651 "Replacing preferred"); 13652 } 13653 } 13654 13655 @Override 13656 public void clearPackagePreferredActivities(String packageName) { 13657 final int uid = Binder.getCallingUid(); 13658 // writer 13659 synchronized (mPackages) { 13660 PackageParser.Package pkg = mPackages.get(packageName); 13661 if (pkg == null || pkg.applicationInfo.uid != uid) { 13662 if (mContext.checkCallingOrSelfPermission( 13663 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13664 != PackageManager.PERMISSION_GRANTED) { 13665 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13666 < Build.VERSION_CODES.FROYO) { 13667 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13668 + Binder.getCallingUid()); 13669 return; 13670 } 13671 mContext.enforceCallingOrSelfPermission( 13672 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13673 } 13674 } 13675 13676 int user = UserHandle.getCallingUserId(); 13677 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13678 scheduleWritePackageRestrictionsLocked(user); 13679 } 13680 } 13681 } 13682 13683 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13684 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13685 ArrayList<PreferredActivity> removed = null; 13686 boolean changed = false; 13687 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13688 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13689 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13690 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13691 continue; 13692 } 13693 Iterator<PreferredActivity> it = pir.filterIterator(); 13694 while (it.hasNext()) { 13695 PreferredActivity pa = it.next(); 13696 // Mark entry for removal only if it matches the package name 13697 // and the entry is of type "always". 13698 if (packageName == null || 13699 (pa.mPref.mComponent.getPackageName().equals(packageName) 13700 && pa.mPref.mAlways)) { 13701 if (removed == null) { 13702 removed = new ArrayList<PreferredActivity>(); 13703 } 13704 removed.add(pa); 13705 } 13706 } 13707 if (removed != null) { 13708 for (int j=0; j<removed.size(); j++) { 13709 PreferredActivity pa = removed.get(j); 13710 pir.removeFilter(pa); 13711 } 13712 changed = true; 13713 } 13714 } 13715 return changed; 13716 } 13717 13718 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13719 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13720 if (userId == UserHandle.USER_ALL) { 13721 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13722 sUserManager.getUserIds())) { 13723 for (int oneUserId : sUserManager.getUserIds()) { 13724 scheduleWritePackageRestrictionsLocked(oneUserId); 13725 } 13726 } 13727 } else { 13728 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13729 scheduleWritePackageRestrictionsLocked(userId); 13730 } 13731 } 13732 } 13733 13734 13735 void clearDefaultBrowserIfNeeded(String packageName) { 13736 for (int oneUserId : sUserManager.getUserIds()) { 13737 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13738 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13739 if (packageName.equals(defaultBrowserPackageName)) { 13740 setDefaultBrowserPackageName(null, oneUserId); 13741 } 13742 } 13743 } 13744 13745 @Override 13746 public void resetPreferredActivities(int userId) { 13747 mContext.enforceCallingOrSelfPermission( 13748 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13749 // writer 13750 synchronized (mPackages) { 13751 clearPackagePreferredActivitiesLPw(null, userId); 13752 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13753 applyFactoryDefaultBrowserLPw(userId); 13754 primeDomainVerificationsLPw(userId); 13755 13756 scheduleWritePackageRestrictionsLocked(userId); 13757 } 13758 } 13759 13760 @Override 13761 public int getPreferredActivities(List<IntentFilter> outFilters, 13762 List<ComponentName> outActivities, String packageName) { 13763 13764 int num = 0; 13765 final int userId = UserHandle.getCallingUserId(); 13766 // reader 13767 synchronized (mPackages) { 13768 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13769 if (pir != null) { 13770 final Iterator<PreferredActivity> it = pir.filterIterator(); 13771 while (it.hasNext()) { 13772 final PreferredActivity pa = it.next(); 13773 if (packageName == null 13774 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13775 && pa.mPref.mAlways)) { 13776 if (outFilters != null) { 13777 outFilters.add(new IntentFilter(pa)); 13778 } 13779 if (outActivities != null) { 13780 outActivities.add(pa.mPref.mComponent); 13781 } 13782 } 13783 } 13784 } 13785 } 13786 13787 return num; 13788 } 13789 13790 @Override 13791 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13792 int userId) { 13793 int callingUid = Binder.getCallingUid(); 13794 if (callingUid != Process.SYSTEM_UID) { 13795 throw new SecurityException( 13796 "addPersistentPreferredActivity can only be run by the system"); 13797 } 13798 if (filter.countActions() == 0) { 13799 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13800 return; 13801 } 13802 synchronized (mPackages) { 13803 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13804 " :"); 13805 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13806 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13807 new PersistentPreferredActivity(filter, activity)); 13808 scheduleWritePackageRestrictionsLocked(userId); 13809 } 13810 } 13811 13812 @Override 13813 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13814 int callingUid = Binder.getCallingUid(); 13815 if (callingUid != Process.SYSTEM_UID) { 13816 throw new SecurityException( 13817 "clearPackagePersistentPreferredActivities can only be run by the system"); 13818 } 13819 ArrayList<PersistentPreferredActivity> removed = null; 13820 boolean changed = false; 13821 synchronized (mPackages) { 13822 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13823 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13824 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13825 .valueAt(i); 13826 if (userId != thisUserId) { 13827 continue; 13828 } 13829 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13830 while (it.hasNext()) { 13831 PersistentPreferredActivity ppa = it.next(); 13832 // Mark entry for removal only if it matches the package name. 13833 if (ppa.mComponent.getPackageName().equals(packageName)) { 13834 if (removed == null) { 13835 removed = new ArrayList<PersistentPreferredActivity>(); 13836 } 13837 removed.add(ppa); 13838 } 13839 } 13840 if (removed != null) { 13841 for (int j=0; j<removed.size(); j++) { 13842 PersistentPreferredActivity ppa = removed.get(j); 13843 ppir.removeFilter(ppa); 13844 } 13845 changed = true; 13846 } 13847 } 13848 13849 if (changed) { 13850 scheduleWritePackageRestrictionsLocked(userId); 13851 } 13852 } 13853 } 13854 13855 /** 13856 * Common machinery for picking apart a restored XML blob and passing 13857 * it to a caller-supplied functor to be applied to the running system. 13858 */ 13859 private void restoreFromXml(XmlPullParser parser, int userId, 13860 String expectedStartTag, BlobXmlRestorer functor) 13861 throws IOException, XmlPullParserException { 13862 int type; 13863 while ((type = parser.next()) != XmlPullParser.START_TAG 13864 && type != XmlPullParser.END_DOCUMENT) { 13865 } 13866 if (type != XmlPullParser.START_TAG) { 13867 // oops didn't find a start tag?! 13868 if (DEBUG_BACKUP) { 13869 Slog.e(TAG, "Didn't find start tag during restore"); 13870 } 13871 return; 13872 } 13873 13874 // this is supposed to be TAG_PREFERRED_BACKUP 13875 if (!expectedStartTag.equals(parser.getName())) { 13876 if (DEBUG_BACKUP) { 13877 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13878 } 13879 return; 13880 } 13881 13882 // skip interfering stuff, then we're aligned with the backing implementation 13883 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13884 functor.apply(parser, userId); 13885 } 13886 13887 private interface BlobXmlRestorer { 13888 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13889 } 13890 13891 /** 13892 * Non-Binder method, support for the backup/restore mechanism: write the 13893 * full set of preferred activities in its canonical XML format. Returns the 13894 * XML output as a byte array, or null if there is none. 13895 */ 13896 @Override 13897 public byte[] getPreferredActivityBackup(int userId) { 13898 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13899 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13900 } 13901 13902 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13903 try { 13904 final XmlSerializer serializer = new FastXmlSerializer(); 13905 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13906 serializer.startDocument(null, true); 13907 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13908 13909 synchronized (mPackages) { 13910 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13911 } 13912 13913 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13914 serializer.endDocument(); 13915 serializer.flush(); 13916 } catch (Exception e) { 13917 if (DEBUG_BACKUP) { 13918 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13919 } 13920 return null; 13921 } 13922 13923 return dataStream.toByteArray(); 13924 } 13925 13926 @Override 13927 public void restorePreferredActivities(byte[] backup, int userId) { 13928 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13929 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13930 } 13931 13932 try { 13933 final XmlPullParser parser = Xml.newPullParser(); 13934 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13935 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13936 new BlobXmlRestorer() { 13937 @Override 13938 public void apply(XmlPullParser parser, int userId) 13939 throws XmlPullParserException, IOException { 13940 synchronized (mPackages) { 13941 mSettings.readPreferredActivitiesLPw(parser, userId); 13942 } 13943 } 13944 } ); 13945 } catch (Exception e) { 13946 if (DEBUG_BACKUP) { 13947 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13948 } 13949 } 13950 } 13951 13952 /** 13953 * Non-Binder method, support for the backup/restore mechanism: write the 13954 * default browser (etc) settings in its canonical XML format. Returns the default 13955 * browser XML representation as a byte array, or null if there is none. 13956 */ 13957 @Override 13958 public byte[] getDefaultAppsBackup(int userId) { 13959 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13960 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13961 } 13962 13963 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13964 try { 13965 final XmlSerializer serializer = new FastXmlSerializer(); 13966 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13967 serializer.startDocument(null, true); 13968 serializer.startTag(null, TAG_DEFAULT_APPS); 13969 13970 synchronized (mPackages) { 13971 mSettings.writeDefaultAppsLPr(serializer, userId); 13972 } 13973 13974 serializer.endTag(null, TAG_DEFAULT_APPS); 13975 serializer.endDocument(); 13976 serializer.flush(); 13977 } catch (Exception e) { 13978 if (DEBUG_BACKUP) { 13979 Slog.e(TAG, "Unable to write default apps for backup", e); 13980 } 13981 return null; 13982 } 13983 13984 return dataStream.toByteArray(); 13985 } 13986 13987 @Override 13988 public void restoreDefaultApps(byte[] backup, int userId) { 13989 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13990 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13991 } 13992 13993 try { 13994 final XmlPullParser parser = Xml.newPullParser(); 13995 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13996 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13997 new BlobXmlRestorer() { 13998 @Override 13999 public void apply(XmlPullParser parser, int userId) 14000 throws XmlPullParserException, IOException { 14001 synchronized (mPackages) { 14002 mSettings.readDefaultAppsLPw(parser, userId); 14003 } 14004 } 14005 } ); 14006 } catch (Exception e) { 14007 if (DEBUG_BACKUP) { 14008 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14009 } 14010 } 14011 } 14012 14013 @Override 14014 public byte[] getIntentFilterVerificationBackup(int userId) { 14015 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14016 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14017 } 14018 14019 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14020 try { 14021 final XmlSerializer serializer = new FastXmlSerializer(); 14022 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14023 serializer.startDocument(null, true); 14024 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14025 14026 synchronized (mPackages) { 14027 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14028 } 14029 14030 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14031 serializer.endDocument(); 14032 serializer.flush(); 14033 } catch (Exception e) { 14034 if (DEBUG_BACKUP) { 14035 Slog.e(TAG, "Unable to write default apps for backup", e); 14036 } 14037 return null; 14038 } 14039 14040 return dataStream.toByteArray(); 14041 } 14042 14043 @Override 14044 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14045 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14046 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14047 } 14048 14049 try { 14050 final XmlPullParser parser = Xml.newPullParser(); 14051 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14052 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14053 new BlobXmlRestorer() { 14054 @Override 14055 public void apply(XmlPullParser parser, int userId) 14056 throws XmlPullParserException, IOException { 14057 synchronized (mPackages) { 14058 mSettings.readAllDomainVerificationsLPr(parser, userId); 14059 mSettings.writeLPr(); 14060 } 14061 } 14062 } ); 14063 } catch (Exception e) { 14064 if (DEBUG_BACKUP) { 14065 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14066 } 14067 } 14068 } 14069 14070 @Override 14071 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14072 int sourceUserId, int targetUserId, int flags) { 14073 mContext.enforceCallingOrSelfPermission( 14074 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14075 int callingUid = Binder.getCallingUid(); 14076 enforceOwnerRights(ownerPackage, callingUid); 14077 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14078 if (intentFilter.countActions() == 0) { 14079 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14080 return; 14081 } 14082 synchronized (mPackages) { 14083 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14084 ownerPackage, targetUserId, flags); 14085 CrossProfileIntentResolver resolver = 14086 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14087 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14088 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14089 if (existing != null) { 14090 int size = existing.size(); 14091 for (int i = 0; i < size; i++) { 14092 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14093 return; 14094 } 14095 } 14096 } 14097 resolver.addFilter(newFilter); 14098 scheduleWritePackageRestrictionsLocked(sourceUserId); 14099 } 14100 } 14101 14102 @Override 14103 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14104 mContext.enforceCallingOrSelfPermission( 14105 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14106 int callingUid = Binder.getCallingUid(); 14107 enforceOwnerRights(ownerPackage, callingUid); 14108 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14109 synchronized (mPackages) { 14110 CrossProfileIntentResolver resolver = 14111 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14112 ArraySet<CrossProfileIntentFilter> set = 14113 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14114 for (CrossProfileIntentFilter filter : set) { 14115 if (filter.getOwnerPackage().equals(ownerPackage)) { 14116 resolver.removeFilter(filter); 14117 } 14118 } 14119 scheduleWritePackageRestrictionsLocked(sourceUserId); 14120 } 14121 } 14122 14123 // Enforcing that callingUid is owning pkg on userId 14124 private void enforceOwnerRights(String pkg, int callingUid) { 14125 // The system owns everything. 14126 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14127 return; 14128 } 14129 int callingUserId = UserHandle.getUserId(callingUid); 14130 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14131 if (pi == null) { 14132 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14133 + callingUserId); 14134 } 14135 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14136 throw new SecurityException("Calling uid " + callingUid 14137 + " does not own package " + pkg); 14138 } 14139 } 14140 14141 @Override 14142 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14143 Intent intent = new Intent(Intent.ACTION_MAIN); 14144 intent.addCategory(Intent.CATEGORY_HOME); 14145 14146 final int callingUserId = UserHandle.getCallingUserId(); 14147 List<ResolveInfo> list = queryIntentActivities(intent, null, 14148 PackageManager.GET_META_DATA, callingUserId); 14149 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14150 true, false, false, callingUserId); 14151 14152 allHomeCandidates.clear(); 14153 if (list != null) { 14154 for (ResolveInfo ri : list) { 14155 allHomeCandidates.add(ri); 14156 } 14157 } 14158 return (preferred == null || preferred.activityInfo == null) 14159 ? null 14160 : new ComponentName(preferred.activityInfo.packageName, 14161 preferred.activityInfo.name); 14162 } 14163 14164 @Override 14165 public void setApplicationEnabledSetting(String appPackageName, 14166 int newState, int flags, int userId, String callingPackage) { 14167 if (!sUserManager.exists(userId)) return; 14168 if (callingPackage == null) { 14169 callingPackage = Integer.toString(Binder.getCallingUid()); 14170 } 14171 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14172 } 14173 14174 @Override 14175 public void setComponentEnabledSetting(ComponentName componentName, 14176 int newState, int flags, int userId) { 14177 if (!sUserManager.exists(userId)) return; 14178 setEnabledSetting(componentName.getPackageName(), 14179 componentName.getClassName(), newState, flags, userId, null); 14180 } 14181 14182 private void setEnabledSetting(final String packageName, String className, int newState, 14183 final int flags, int userId, String callingPackage) { 14184 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14185 || newState == COMPONENT_ENABLED_STATE_ENABLED 14186 || newState == COMPONENT_ENABLED_STATE_DISABLED 14187 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14188 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14189 throw new IllegalArgumentException("Invalid new component state: " 14190 + newState); 14191 } 14192 PackageSetting pkgSetting; 14193 final int uid = Binder.getCallingUid(); 14194 final int permission = mContext.checkCallingOrSelfPermission( 14195 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14196 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14197 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14198 boolean sendNow = false; 14199 boolean isApp = (className == null); 14200 String componentName = isApp ? packageName : className; 14201 int packageUid = -1; 14202 ArrayList<String> components; 14203 14204 // writer 14205 synchronized (mPackages) { 14206 pkgSetting = mSettings.mPackages.get(packageName); 14207 if (pkgSetting == null) { 14208 if (className == null) { 14209 throw new IllegalArgumentException( 14210 "Unknown package: " + packageName); 14211 } 14212 throw new IllegalArgumentException( 14213 "Unknown component: " + packageName 14214 + "/" + className); 14215 } 14216 // Allow root and verify that userId is not being specified by a different user 14217 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14218 throw new SecurityException( 14219 "Permission Denial: attempt to change component state from pid=" 14220 + Binder.getCallingPid() 14221 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14222 } 14223 if (className == null) { 14224 // We're dealing with an application/package level state change 14225 if (pkgSetting.getEnabled(userId) == newState) { 14226 // Nothing to do 14227 return; 14228 } 14229 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14230 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14231 // Don't care about who enables an app. 14232 callingPackage = null; 14233 } 14234 pkgSetting.setEnabled(newState, userId, callingPackage); 14235 // pkgSetting.pkg.mSetEnabled = newState; 14236 } else { 14237 // We're dealing with a component level state change 14238 // First, verify that this is a valid class name. 14239 PackageParser.Package pkg = pkgSetting.pkg; 14240 if (pkg == null || !pkg.hasComponentClassName(className)) { 14241 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14242 throw new IllegalArgumentException("Component class " + className 14243 + " does not exist in " + packageName); 14244 } else { 14245 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14246 + className + " does not exist in " + packageName); 14247 } 14248 } 14249 switch (newState) { 14250 case COMPONENT_ENABLED_STATE_ENABLED: 14251 if (!pkgSetting.enableComponentLPw(className, userId)) { 14252 return; 14253 } 14254 break; 14255 case COMPONENT_ENABLED_STATE_DISABLED: 14256 if (!pkgSetting.disableComponentLPw(className, userId)) { 14257 return; 14258 } 14259 break; 14260 case COMPONENT_ENABLED_STATE_DEFAULT: 14261 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14262 return; 14263 } 14264 break; 14265 default: 14266 Slog.e(TAG, "Invalid new component state: " + newState); 14267 return; 14268 } 14269 } 14270 scheduleWritePackageRestrictionsLocked(userId); 14271 components = mPendingBroadcasts.get(userId, packageName); 14272 final boolean newPackage = components == null; 14273 if (newPackage) { 14274 components = new ArrayList<String>(); 14275 } 14276 if (!components.contains(componentName)) { 14277 components.add(componentName); 14278 } 14279 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14280 sendNow = true; 14281 // Purge entry from pending broadcast list if another one exists already 14282 // since we are sending one right away. 14283 mPendingBroadcasts.remove(userId, packageName); 14284 } else { 14285 if (newPackage) { 14286 mPendingBroadcasts.put(userId, packageName, components); 14287 } 14288 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14289 // Schedule a message 14290 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14291 } 14292 } 14293 } 14294 14295 long callingId = Binder.clearCallingIdentity(); 14296 try { 14297 if (sendNow) { 14298 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14299 sendPackageChangedBroadcast(packageName, 14300 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14301 } 14302 } finally { 14303 Binder.restoreCallingIdentity(callingId); 14304 } 14305 } 14306 14307 private void sendPackageChangedBroadcast(String packageName, 14308 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14309 if (DEBUG_INSTALL) 14310 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14311 + componentNames); 14312 Bundle extras = new Bundle(4); 14313 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14314 String nameList[] = new String[componentNames.size()]; 14315 componentNames.toArray(nameList); 14316 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14317 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14318 extras.putInt(Intent.EXTRA_UID, packageUid); 14319 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14320 new int[] {UserHandle.getUserId(packageUid)}); 14321 } 14322 14323 @Override 14324 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14325 if (!sUserManager.exists(userId)) return; 14326 final int uid = Binder.getCallingUid(); 14327 final int permission = mContext.checkCallingOrSelfPermission( 14328 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14329 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14330 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14331 // writer 14332 synchronized (mPackages) { 14333 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14334 allowedByPermission, uid, userId)) { 14335 scheduleWritePackageRestrictionsLocked(userId); 14336 } 14337 } 14338 } 14339 14340 @Override 14341 public String getInstallerPackageName(String packageName) { 14342 // reader 14343 synchronized (mPackages) { 14344 return mSettings.getInstallerPackageNameLPr(packageName); 14345 } 14346 } 14347 14348 @Override 14349 public int getApplicationEnabledSetting(String packageName, int userId) { 14350 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14351 int uid = Binder.getCallingUid(); 14352 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14353 // reader 14354 synchronized (mPackages) { 14355 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14356 } 14357 } 14358 14359 @Override 14360 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14361 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14362 int uid = Binder.getCallingUid(); 14363 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14364 // reader 14365 synchronized (mPackages) { 14366 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14367 } 14368 } 14369 14370 @Override 14371 public void enterSafeMode() { 14372 enforceSystemOrRoot("Only the system can request entering safe mode"); 14373 14374 if (!mSystemReady) { 14375 mSafeMode = true; 14376 } 14377 } 14378 14379 @Override 14380 public void systemReady() { 14381 mSystemReady = true; 14382 14383 // Read the compatibilty setting when the system is ready. 14384 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14385 mContext.getContentResolver(), 14386 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14387 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14388 if (DEBUG_SETTINGS) { 14389 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14390 } 14391 14392 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14393 14394 synchronized (mPackages) { 14395 // Verify that all of the preferred activity components actually 14396 // exist. It is possible for applications to be updated and at 14397 // that point remove a previously declared activity component that 14398 // had been set as a preferred activity. We try to clean this up 14399 // the next time we encounter that preferred activity, but it is 14400 // possible for the user flow to never be able to return to that 14401 // situation so here we do a sanity check to make sure we haven't 14402 // left any junk around. 14403 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14404 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14405 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14406 removed.clear(); 14407 for (PreferredActivity pa : pir.filterSet()) { 14408 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14409 removed.add(pa); 14410 } 14411 } 14412 if (removed.size() > 0) { 14413 for (int r=0; r<removed.size(); r++) { 14414 PreferredActivity pa = removed.get(r); 14415 Slog.w(TAG, "Removing dangling preferred activity: " 14416 + pa.mPref.mComponent); 14417 pir.removeFilter(pa); 14418 } 14419 mSettings.writePackageRestrictionsLPr( 14420 mSettings.mPreferredActivities.keyAt(i)); 14421 } 14422 } 14423 14424 for (int userId : UserManagerService.getInstance().getUserIds()) { 14425 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14426 grantPermissionsUserIds = ArrayUtils.appendInt( 14427 grantPermissionsUserIds, userId); 14428 } 14429 } 14430 } 14431 sUserManager.systemReady(); 14432 14433 // If we upgraded grant all default permissions before kicking off. 14434 for (int userId : grantPermissionsUserIds) { 14435 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14436 } 14437 14438 // Kick off any messages waiting for system ready 14439 if (mPostSystemReadyMessages != null) { 14440 for (Message msg : mPostSystemReadyMessages) { 14441 msg.sendToTarget(); 14442 } 14443 mPostSystemReadyMessages = null; 14444 } 14445 14446 // Watch for external volumes that come and go over time 14447 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14448 storage.registerListener(mStorageListener); 14449 14450 mInstallerService.systemReady(); 14451 mPackageDexOptimizer.systemReady(); 14452 14453 MountServiceInternal mountServiceInternal = LocalServices.getService( 14454 MountServiceInternal.class); 14455 mountServiceInternal.addExternalStoragePolicy( 14456 new MountServiceInternal.ExternalStorageMountPolicy() { 14457 @Override 14458 public int getMountMode(int uid, String packageName) { 14459 if (Process.isIsolated(uid)) { 14460 return Zygote.MOUNT_EXTERNAL_NONE; 14461 } 14462 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14463 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14464 } 14465 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14466 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14467 } 14468 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14469 return Zygote.MOUNT_EXTERNAL_READ; 14470 } 14471 return Zygote.MOUNT_EXTERNAL_WRITE; 14472 } 14473 14474 @Override 14475 public boolean hasExternalStorage(int uid, String packageName) { 14476 return true; 14477 } 14478 }); 14479 } 14480 14481 @Override 14482 public boolean isSafeMode() { 14483 return mSafeMode; 14484 } 14485 14486 @Override 14487 public boolean hasSystemUidErrors() { 14488 return mHasSystemUidErrors; 14489 } 14490 14491 static String arrayToString(int[] array) { 14492 StringBuffer buf = new StringBuffer(128); 14493 buf.append('['); 14494 if (array != null) { 14495 for (int i=0; i<array.length; i++) { 14496 if (i > 0) buf.append(", "); 14497 buf.append(array[i]); 14498 } 14499 } 14500 buf.append(']'); 14501 return buf.toString(); 14502 } 14503 14504 static class DumpState { 14505 public static final int DUMP_LIBS = 1 << 0; 14506 public static final int DUMP_FEATURES = 1 << 1; 14507 public static final int DUMP_RESOLVERS = 1 << 2; 14508 public static final int DUMP_PERMISSIONS = 1 << 3; 14509 public static final int DUMP_PACKAGES = 1 << 4; 14510 public static final int DUMP_SHARED_USERS = 1 << 5; 14511 public static final int DUMP_MESSAGES = 1 << 6; 14512 public static final int DUMP_PROVIDERS = 1 << 7; 14513 public static final int DUMP_VERIFIERS = 1 << 8; 14514 public static final int DUMP_PREFERRED = 1 << 9; 14515 public static final int DUMP_PREFERRED_XML = 1 << 10; 14516 public static final int DUMP_KEYSETS = 1 << 11; 14517 public static final int DUMP_VERSION = 1 << 12; 14518 public static final int DUMP_INSTALLS = 1 << 13; 14519 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14520 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14521 14522 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14523 14524 private int mTypes; 14525 14526 private int mOptions; 14527 14528 private boolean mTitlePrinted; 14529 14530 private SharedUserSetting mSharedUser; 14531 14532 public boolean isDumping(int type) { 14533 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14534 return true; 14535 } 14536 14537 return (mTypes & type) != 0; 14538 } 14539 14540 public void setDump(int type) { 14541 mTypes |= type; 14542 } 14543 14544 public boolean isOptionEnabled(int option) { 14545 return (mOptions & option) != 0; 14546 } 14547 14548 public void setOptionEnabled(int option) { 14549 mOptions |= option; 14550 } 14551 14552 public boolean onTitlePrinted() { 14553 final boolean printed = mTitlePrinted; 14554 mTitlePrinted = true; 14555 return printed; 14556 } 14557 14558 public boolean getTitlePrinted() { 14559 return mTitlePrinted; 14560 } 14561 14562 public void setTitlePrinted(boolean enabled) { 14563 mTitlePrinted = enabled; 14564 } 14565 14566 public SharedUserSetting getSharedUser() { 14567 return mSharedUser; 14568 } 14569 14570 public void setSharedUser(SharedUserSetting user) { 14571 mSharedUser = user; 14572 } 14573 } 14574 14575 @Override 14576 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14577 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14578 != PackageManager.PERMISSION_GRANTED) { 14579 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14580 + Binder.getCallingPid() 14581 + ", uid=" + Binder.getCallingUid() 14582 + " without permission " 14583 + android.Manifest.permission.DUMP); 14584 return; 14585 } 14586 14587 DumpState dumpState = new DumpState(); 14588 boolean fullPreferred = false; 14589 boolean checkin = false; 14590 14591 String packageName = null; 14592 ArraySet<String> permissionNames = null; 14593 14594 int opti = 0; 14595 while (opti < args.length) { 14596 String opt = args[opti]; 14597 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14598 break; 14599 } 14600 opti++; 14601 14602 if ("-a".equals(opt)) { 14603 // Right now we only know how to print all. 14604 } else if ("-h".equals(opt)) { 14605 pw.println("Package manager dump options:"); 14606 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14607 pw.println(" --checkin: dump for a checkin"); 14608 pw.println(" -f: print details of intent filters"); 14609 pw.println(" -h: print this help"); 14610 pw.println(" cmd may be one of:"); 14611 pw.println(" l[ibraries]: list known shared libraries"); 14612 pw.println(" f[ibraries]: list device features"); 14613 pw.println(" k[eysets]: print known keysets"); 14614 pw.println(" r[esolvers]: dump intent resolvers"); 14615 pw.println(" perm[issions]: dump permissions"); 14616 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14617 pw.println(" pref[erred]: print preferred package settings"); 14618 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14619 pw.println(" prov[iders]: dump content providers"); 14620 pw.println(" p[ackages]: dump installed packages"); 14621 pw.println(" s[hared-users]: dump shared user IDs"); 14622 pw.println(" m[essages]: print collected runtime messages"); 14623 pw.println(" v[erifiers]: print package verifier info"); 14624 pw.println(" version: print database version info"); 14625 pw.println(" write: write current settings now"); 14626 pw.println(" <package.name>: info about given package"); 14627 pw.println(" installs: details about install sessions"); 14628 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14629 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14630 return; 14631 } else if ("--checkin".equals(opt)) { 14632 checkin = true; 14633 } else if ("-f".equals(opt)) { 14634 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14635 } else { 14636 pw.println("Unknown argument: " + opt + "; use -h for help"); 14637 } 14638 } 14639 14640 // Is the caller requesting to dump a particular piece of data? 14641 if (opti < args.length) { 14642 String cmd = args[opti]; 14643 opti++; 14644 // Is this a package name? 14645 if ("android".equals(cmd) || cmd.contains(".")) { 14646 packageName = cmd; 14647 // When dumping a single package, we always dump all of its 14648 // filter information since the amount of data will be reasonable. 14649 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14650 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14651 dumpState.setDump(DumpState.DUMP_LIBS); 14652 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14653 dumpState.setDump(DumpState.DUMP_FEATURES); 14654 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14656 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14657 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14658 } else if ("permission".equals(cmd)) { 14659 if (opti >= args.length) { 14660 pw.println("Error: permission requires permission name"); 14661 return; 14662 } 14663 permissionNames = new ArraySet<>(); 14664 while (opti < args.length) { 14665 permissionNames.add(args[opti]); 14666 opti++; 14667 } 14668 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14669 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14670 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14671 dumpState.setDump(DumpState.DUMP_PREFERRED); 14672 } else if ("preferred-xml".equals(cmd)) { 14673 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14674 if (opti < args.length && "--full".equals(args[opti])) { 14675 fullPreferred = true; 14676 opti++; 14677 } 14678 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14679 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14680 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14681 dumpState.setDump(DumpState.DUMP_PACKAGES); 14682 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14683 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14684 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14685 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14686 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14687 dumpState.setDump(DumpState.DUMP_MESSAGES); 14688 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14689 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14690 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14691 || "intent-filter-verifiers".equals(cmd)) { 14692 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14693 } else if ("version".equals(cmd)) { 14694 dumpState.setDump(DumpState.DUMP_VERSION); 14695 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14696 dumpState.setDump(DumpState.DUMP_KEYSETS); 14697 } else if ("installs".equals(cmd)) { 14698 dumpState.setDump(DumpState.DUMP_INSTALLS); 14699 } else if ("write".equals(cmd)) { 14700 synchronized (mPackages) { 14701 mSettings.writeLPr(); 14702 pw.println("Settings written."); 14703 return; 14704 } 14705 } 14706 } 14707 14708 if (checkin) { 14709 pw.println("vers,1"); 14710 } 14711 14712 // reader 14713 synchronized (mPackages) { 14714 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14715 if (!checkin) { 14716 if (dumpState.onTitlePrinted()) 14717 pw.println(); 14718 pw.println("Database versions:"); 14719 pw.print(" SDK Version:"); 14720 pw.print(" internal="); 14721 pw.print(mSettings.mInternalSdkPlatform); 14722 pw.print(" external="); 14723 pw.println(mSettings.mExternalSdkPlatform); 14724 pw.print(" DB Version:"); 14725 pw.print(" internal="); 14726 pw.print(mSettings.mInternalDatabaseVersion); 14727 pw.print(" external="); 14728 pw.println(mSettings.mExternalDatabaseVersion); 14729 } 14730 } 14731 14732 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14733 if (!checkin) { 14734 if (dumpState.onTitlePrinted()) 14735 pw.println(); 14736 pw.println("Verifiers:"); 14737 pw.print(" Required: "); 14738 pw.print(mRequiredVerifierPackage); 14739 pw.print(" (uid="); 14740 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14741 pw.println(")"); 14742 } else if (mRequiredVerifierPackage != null) { 14743 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14744 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14745 } 14746 } 14747 14748 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14749 packageName == null) { 14750 if (mIntentFilterVerifierComponent != null) { 14751 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14752 if (!checkin) { 14753 if (dumpState.onTitlePrinted()) 14754 pw.println(); 14755 pw.println("Intent Filter Verifier:"); 14756 pw.print(" Using: "); 14757 pw.print(verifierPackageName); 14758 pw.print(" (uid="); 14759 pw.print(getPackageUid(verifierPackageName, 0)); 14760 pw.println(")"); 14761 } else if (verifierPackageName != null) { 14762 pw.print("ifv,"); pw.print(verifierPackageName); 14763 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14764 } 14765 } else { 14766 pw.println(); 14767 pw.println("No Intent Filter Verifier available!"); 14768 } 14769 } 14770 14771 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14772 boolean printedHeader = false; 14773 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14774 while (it.hasNext()) { 14775 String name = it.next(); 14776 SharedLibraryEntry ent = mSharedLibraries.get(name); 14777 if (!checkin) { 14778 if (!printedHeader) { 14779 if (dumpState.onTitlePrinted()) 14780 pw.println(); 14781 pw.println("Libraries:"); 14782 printedHeader = true; 14783 } 14784 pw.print(" "); 14785 } else { 14786 pw.print("lib,"); 14787 } 14788 pw.print(name); 14789 if (!checkin) { 14790 pw.print(" -> "); 14791 } 14792 if (ent.path != null) { 14793 if (!checkin) { 14794 pw.print("(jar) "); 14795 pw.print(ent.path); 14796 } else { 14797 pw.print(",jar,"); 14798 pw.print(ent.path); 14799 } 14800 } else { 14801 if (!checkin) { 14802 pw.print("(apk) "); 14803 pw.print(ent.apk); 14804 } else { 14805 pw.print(",apk,"); 14806 pw.print(ent.apk); 14807 } 14808 } 14809 pw.println(); 14810 } 14811 } 14812 14813 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14814 if (dumpState.onTitlePrinted()) 14815 pw.println(); 14816 if (!checkin) { 14817 pw.println("Features:"); 14818 } 14819 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14820 while (it.hasNext()) { 14821 String name = it.next(); 14822 if (!checkin) { 14823 pw.print(" "); 14824 } else { 14825 pw.print("feat,"); 14826 } 14827 pw.println(name); 14828 } 14829 } 14830 14831 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14832 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14833 : "Activity Resolver Table:", " ", packageName, 14834 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14835 dumpState.setTitlePrinted(true); 14836 } 14837 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14838 : "Receiver Resolver Table:", " ", packageName, 14839 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14840 dumpState.setTitlePrinted(true); 14841 } 14842 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14843 : "Service Resolver Table:", " ", packageName, 14844 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14845 dumpState.setTitlePrinted(true); 14846 } 14847 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14848 : "Provider Resolver Table:", " ", packageName, 14849 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14850 dumpState.setTitlePrinted(true); 14851 } 14852 } 14853 14854 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14855 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14856 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14857 int user = mSettings.mPreferredActivities.keyAt(i); 14858 if (pir.dump(pw, 14859 dumpState.getTitlePrinted() 14860 ? "\nPreferred Activities User " + user + ":" 14861 : "Preferred Activities User " + user + ":", " ", 14862 packageName, true, false)) { 14863 dumpState.setTitlePrinted(true); 14864 } 14865 } 14866 } 14867 14868 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14869 pw.flush(); 14870 FileOutputStream fout = new FileOutputStream(fd); 14871 BufferedOutputStream str = new BufferedOutputStream(fout); 14872 XmlSerializer serializer = new FastXmlSerializer(); 14873 try { 14874 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14875 serializer.startDocument(null, true); 14876 serializer.setFeature( 14877 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14878 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14879 serializer.endDocument(); 14880 serializer.flush(); 14881 } catch (IllegalArgumentException e) { 14882 pw.println("Failed writing: " + e); 14883 } catch (IllegalStateException e) { 14884 pw.println("Failed writing: " + e); 14885 } catch (IOException e) { 14886 pw.println("Failed writing: " + e); 14887 } 14888 } 14889 14890 if (!checkin 14891 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14892 && packageName == null) { 14893 pw.println(); 14894 int count = mSettings.mPackages.size(); 14895 if (count == 0) { 14896 pw.println("No applications!"); 14897 pw.println(); 14898 } else { 14899 final String prefix = " "; 14900 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14901 if (allPackageSettings.size() == 0) { 14902 pw.println("No domain preferred apps!"); 14903 pw.println(); 14904 } else { 14905 pw.println("App verification status:"); 14906 pw.println(); 14907 count = 0; 14908 for (PackageSetting ps : allPackageSettings) { 14909 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14910 if (ivi == null || ivi.getPackageName() == null) continue; 14911 pw.println(prefix + "Package: " + ivi.getPackageName()); 14912 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14913 pw.println(prefix + "Status: " + ivi.getStatusString()); 14914 pw.println(); 14915 count++; 14916 } 14917 if (count == 0) { 14918 pw.println(prefix + "No app verification established."); 14919 pw.println(); 14920 } 14921 for (int userId : sUserManager.getUserIds()) { 14922 pw.println("App linkages for user " + userId + ":"); 14923 pw.println(); 14924 count = 0; 14925 for (PackageSetting ps : allPackageSettings) { 14926 final long status = ps.getDomainVerificationStatusForUser(userId); 14927 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14928 continue; 14929 } 14930 pw.println(prefix + "Package: " + ps.name); 14931 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14932 String statusStr = IntentFilterVerificationInfo. 14933 getStatusStringFromValue(status); 14934 pw.println(prefix + "Status: " + statusStr); 14935 pw.println(); 14936 count++; 14937 } 14938 if (count == 0) { 14939 pw.println(prefix + "No configured app linkages."); 14940 pw.println(); 14941 } 14942 } 14943 } 14944 } 14945 } 14946 14947 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14948 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14949 if (packageName == null && permissionNames == null) { 14950 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14951 if (iperm == 0) { 14952 if (dumpState.onTitlePrinted()) 14953 pw.println(); 14954 pw.println("AppOp Permissions:"); 14955 } 14956 pw.print(" AppOp Permission "); 14957 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14958 pw.println(":"); 14959 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14960 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14961 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14962 } 14963 } 14964 } 14965 } 14966 14967 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14968 boolean printedSomething = false; 14969 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14970 if (packageName != null && !packageName.equals(p.info.packageName)) { 14971 continue; 14972 } 14973 if (!printedSomething) { 14974 if (dumpState.onTitlePrinted()) 14975 pw.println(); 14976 pw.println("Registered ContentProviders:"); 14977 printedSomething = true; 14978 } 14979 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14980 pw.print(" "); pw.println(p.toString()); 14981 } 14982 printedSomething = false; 14983 for (Map.Entry<String, PackageParser.Provider> entry : 14984 mProvidersByAuthority.entrySet()) { 14985 PackageParser.Provider p = entry.getValue(); 14986 if (packageName != null && !packageName.equals(p.info.packageName)) { 14987 continue; 14988 } 14989 if (!printedSomething) { 14990 if (dumpState.onTitlePrinted()) 14991 pw.println(); 14992 pw.println("ContentProvider Authorities:"); 14993 printedSomething = true; 14994 } 14995 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14996 pw.print(" "); pw.println(p.toString()); 14997 if (p.info != null && p.info.applicationInfo != null) { 14998 final String appInfo = p.info.applicationInfo.toString(); 14999 pw.print(" applicationInfo="); pw.println(appInfo); 15000 } 15001 } 15002 } 15003 15004 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15005 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15006 } 15007 15008 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15009 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15010 } 15011 15012 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15013 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15014 } 15015 15016 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15017 // XXX should handle packageName != null by dumping only install data that 15018 // the given package is involved with. 15019 if (dumpState.onTitlePrinted()) pw.println(); 15020 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15021 } 15022 15023 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15024 if (dumpState.onTitlePrinted()) pw.println(); 15025 mSettings.dumpReadMessagesLPr(pw, dumpState); 15026 15027 pw.println(); 15028 pw.println("Package warning messages:"); 15029 BufferedReader in = null; 15030 String line = null; 15031 try { 15032 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15033 while ((line = in.readLine()) != null) { 15034 if (line.contains("ignored: updated version")) continue; 15035 pw.println(line); 15036 } 15037 } catch (IOException ignored) { 15038 } finally { 15039 IoUtils.closeQuietly(in); 15040 } 15041 } 15042 15043 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15044 BufferedReader in = null; 15045 String line = null; 15046 try { 15047 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15048 while ((line = in.readLine()) != null) { 15049 if (line.contains("ignored: updated version")) continue; 15050 pw.print("msg,"); 15051 pw.println(line); 15052 } 15053 } catch (IOException ignored) { 15054 } finally { 15055 IoUtils.closeQuietly(in); 15056 } 15057 } 15058 } 15059 } 15060 15061 private String dumpDomainString(String packageName) { 15062 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15063 List<IntentFilter> filters = getAllIntentFilters(packageName); 15064 15065 ArraySet<String> result = new ArraySet<>(); 15066 if (iviList.size() > 0) { 15067 for (IntentFilterVerificationInfo ivi : iviList) { 15068 for (String host : ivi.getDomains()) { 15069 result.add(host); 15070 } 15071 } 15072 } 15073 if (filters != null && filters.size() > 0) { 15074 for (IntentFilter filter : filters) { 15075 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15076 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15077 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15078 result.addAll(filter.getHostsList()); 15079 } 15080 } 15081 } 15082 15083 StringBuilder sb = new StringBuilder(result.size() * 16); 15084 for (String domain : result) { 15085 if (sb.length() > 0) sb.append(" "); 15086 sb.append(domain); 15087 } 15088 return sb.toString(); 15089 } 15090 15091 // ------- apps on sdcard specific code ------- 15092 static final boolean DEBUG_SD_INSTALL = false; 15093 15094 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15095 15096 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15097 15098 private boolean mMediaMounted = false; 15099 15100 static String getEncryptKey() { 15101 try { 15102 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15103 SD_ENCRYPTION_KEYSTORE_NAME); 15104 if (sdEncKey == null) { 15105 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15106 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15107 if (sdEncKey == null) { 15108 Slog.e(TAG, "Failed to create encryption keys"); 15109 return null; 15110 } 15111 } 15112 return sdEncKey; 15113 } catch (NoSuchAlgorithmException nsae) { 15114 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15115 return null; 15116 } catch (IOException ioe) { 15117 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15118 return null; 15119 } 15120 } 15121 15122 /* 15123 * Update media status on PackageManager. 15124 */ 15125 @Override 15126 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15127 int callingUid = Binder.getCallingUid(); 15128 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15129 throw new SecurityException("Media status can only be updated by the system"); 15130 } 15131 // reader; this apparently protects mMediaMounted, but should probably 15132 // be a different lock in that case. 15133 synchronized (mPackages) { 15134 Log.i(TAG, "Updating external media status from " 15135 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15136 + (mediaStatus ? "mounted" : "unmounted")); 15137 if (DEBUG_SD_INSTALL) 15138 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15139 + ", mMediaMounted=" + mMediaMounted); 15140 if (mediaStatus == mMediaMounted) { 15141 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15142 : 0, -1); 15143 mHandler.sendMessage(msg); 15144 return; 15145 } 15146 mMediaMounted = mediaStatus; 15147 } 15148 // Queue up an async operation since the package installation may take a 15149 // little while. 15150 mHandler.post(new Runnable() { 15151 public void run() { 15152 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15153 } 15154 }); 15155 } 15156 15157 /** 15158 * Called by MountService when the initial ASECs to scan are available. 15159 * Should block until all the ASEC containers are finished being scanned. 15160 */ 15161 public void scanAvailableAsecs() { 15162 updateExternalMediaStatusInner(true, false, false); 15163 if (mShouldRestoreconData) { 15164 SELinuxMMAC.setRestoreconDone(); 15165 mShouldRestoreconData = false; 15166 } 15167 } 15168 15169 /* 15170 * Collect information of applications on external media, map them against 15171 * existing containers and update information based on current mount status. 15172 * Please note that we always have to report status if reportStatus has been 15173 * set to true especially when unloading packages. 15174 */ 15175 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15176 boolean externalStorage) { 15177 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15178 int[] uidArr = EmptyArray.INT; 15179 15180 final String[] list = PackageHelper.getSecureContainerList(); 15181 if (ArrayUtils.isEmpty(list)) { 15182 Log.i(TAG, "No secure containers found"); 15183 } else { 15184 // Process list of secure containers and categorize them 15185 // as active or stale based on their package internal state. 15186 15187 // reader 15188 synchronized (mPackages) { 15189 for (String cid : list) { 15190 // Leave stages untouched for now; installer service owns them 15191 if (PackageInstallerService.isStageName(cid)) continue; 15192 15193 if (DEBUG_SD_INSTALL) 15194 Log.i(TAG, "Processing container " + cid); 15195 String pkgName = getAsecPackageName(cid); 15196 if (pkgName == null) { 15197 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15198 continue; 15199 } 15200 if (DEBUG_SD_INSTALL) 15201 Log.i(TAG, "Looking for pkg : " + pkgName); 15202 15203 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15204 if (ps == null) { 15205 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15206 continue; 15207 } 15208 15209 /* 15210 * Skip packages that are not external if we're unmounting 15211 * external storage. 15212 */ 15213 if (externalStorage && !isMounted && !isExternal(ps)) { 15214 continue; 15215 } 15216 15217 final AsecInstallArgs args = new AsecInstallArgs(cid, 15218 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15219 // The package status is changed only if the code path 15220 // matches between settings and the container id. 15221 if (ps.codePathString != null 15222 && ps.codePathString.startsWith(args.getCodePath())) { 15223 if (DEBUG_SD_INSTALL) { 15224 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15225 + " at code path: " + ps.codePathString); 15226 } 15227 15228 // We do have a valid package installed on sdcard 15229 processCids.put(args, ps.codePathString); 15230 final int uid = ps.appId; 15231 if (uid != -1) { 15232 uidArr = ArrayUtils.appendInt(uidArr, uid); 15233 } 15234 } else { 15235 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15236 + ps.codePathString); 15237 } 15238 } 15239 } 15240 15241 Arrays.sort(uidArr); 15242 } 15243 15244 // Process packages with valid entries. 15245 if (isMounted) { 15246 if (DEBUG_SD_INSTALL) 15247 Log.i(TAG, "Loading packages"); 15248 loadMediaPackages(processCids, uidArr); 15249 startCleaningPackages(); 15250 mInstallerService.onSecureContainersAvailable(); 15251 } else { 15252 if (DEBUG_SD_INSTALL) 15253 Log.i(TAG, "Unloading packages"); 15254 unloadMediaPackages(processCids, uidArr, reportStatus); 15255 } 15256 } 15257 15258 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15259 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15260 final int size = infos.size(); 15261 final String[] packageNames = new String[size]; 15262 final int[] packageUids = new int[size]; 15263 for (int i = 0; i < size; i++) { 15264 final ApplicationInfo info = infos.get(i); 15265 packageNames[i] = info.packageName; 15266 packageUids[i] = info.uid; 15267 } 15268 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15269 finishedReceiver); 15270 } 15271 15272 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15273 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15274 sendResourcesChangedBroadcast(mediaStatus, replacing, 15275 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15276 } 15277 15278 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15279 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15280 int size = pkgList.length; 15281 if (size > 0) { 15282 // Send broadcasts here 15283 Bundle extras = new Bundle(); 15284 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15285 if (uidArr != null) { 15286 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15287 } 15288 if (replacing) { 15289 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15290 } 15291 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15292 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15293 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15294 } 15295 } 15296 15297 /* 15298 * Look at potentially valid container ids from processCids If package 15299 * information doesn't match the one on record or package scanning fails, 15300 * the cid is added to list of removeCids. We currently don't delete stale 15301 * containers. 15302 */ 15303 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15304 ArrayList<String> pkgList = new ArrayList<String>(); 15305 Set<AsecInstallArgs> keys = processCids.keySet(); 15306 15307 for (AsecInstallArgs args : keys) { 15308 String codePath = processCids.get(args); 15309 if (DEBUG_SD_INSTALL) 15310 Log.i(TAG, "Loading container : " + args.cid); 15311 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15312 try { 15313 // Make sure there are no container errors first. 15314 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15315 Slog.e(TAG, "Failed to mount cid : " + args.cid 15316 + " when installing from sdcard"); 15317 continue; 15318 } 15319 // Check code path here. 15320 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15321 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15322 + " does not match one in settings " + codePath); 15323 continue; 15324 } 15325 // Parse package 15326 int parseFlags = mDefParseFlags; 15327 if (args.isExternalAsec()) { 15328 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15329 } 15330 if (args.isFwdLocked()) { 15331 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15332 } 15333 15334 synchronized (mInstallLock) { 15335 PackageParser.Package pkg = null; 15336 try { 15337 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15338 } catch (PackageManagerException e) { 15339 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15340 } 15341 // Scan the package 15342 if (pkg != null) { 15343 /* 15344 * TODO why is the lock being held? doPostInstall is 15345 * called in other places without the lock. This needs 15346 * to be straightened out. 15347 */ 15348 // writer 15349 synchronized (mPackages) { 15350 retCode = PackageManager.INSTALL_SUCCEEDED; 15351 pkgList.add(pkg.packageName); 15352 // Post process args 15353 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15354 pkg.applicationInfo.uid); 15355 } 15356 } else { 15357 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15358 } 15359 } 15360 15361 } finally { 15362 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15363 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15364 } 15365 } 15366 } 15367 // writer 15368 synchronized (mPackages) { 15369 // If the platform SDK has changed since the last time we booted, 15370 // we need to re-grant app permission to catch any new ones that 15371 // appear. This is really a hack, and means that apps can in some 15372 // cases get permissions that the user didn't initially explicitly 15373 // allow... it would be nice to have some better way to handle 15374 // this situation. 15375 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15376 if (regrantPermissions) 15377 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15378 + mSdkVersion + "; regranting permissions for external storage"); 15379 mSettings.mExternalSdkPlatform = mSdkVersion; 15380 15381 // Make sure group IDs have been assigned, and any permission 15382 // changes in other apps are accounted for 15383 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15384 | (regrantPermissions 15385 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15386 : 0)); 15387 15388 mSettings.updateExternalDatabaseVersion(); 15389 15390 // can downgrade to reader 15391 // Persist settings 15392 mSettings.writeLPr(); 15393 } 15394 // Send a broadcast to let everyone know we are done processing 15395 if (pkgList.size() > 0) { 15396 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15397 } 15398 } 15399 15400 /* 15401 * Utility method to unload a list of specified containers 15402 */ 15403 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15404 // Just unmount all valid containers. 15405 for (AsecInstallArgs arg : cidArgs) { 15406 synchronized (mInstallLock) { 15407 arg.doPostDeleteLI(false); 15408 } 15409 } 15410 } 15411 15412 /* 15413 * Unload packages mounted on external media. This involves deleting package 15414 * data from internal structures, sending broadcasts about diabled packages, 15415 * gc'ing to free up references, unmounting all secure containers 15416 * corresponding to packages on external media, and posting a 15417 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15418 * that we always have to post this message if status has been requested no 15419 * matter what. 15420 */ 15421 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15422 final boolean reportStatus) { 15423 if (DEBUG_SD_INSTALL) 15424 Log.i(TAG, "unloading media packages"); 15425 ArrayList<String> pkgList = new ArrayList<String>(); 15426 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15427 final Set<AsecInstallArgs> keys = processCids.keySet(); 15428 for (AsecInstallArgs args : keys) { 15429 String pkgName = args.getPackageName(); 15430 if (DEBUG_SD_INSTALL) 15431 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15432 // Delete package internally 15433 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15434 synchronized (mInstallLock) { 15435 boolean res = deletePackageLI(pkgName, null, false, null, null, 15436 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15437 if (res) { 15438 pkgList.add(pkgName); 15439 } else { 15440 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15441 failedList.add(args); 15442 } 15443 } 15444 } 15445 15446 // reader 15447 synchronized (mPackages) { 15448 // We didn't update the settings after removing each package; 15449 // write them now for all packages. 15450 mSettings.writeLPr(); 15451 } 15452 15453 // We have to absolutely send UPDATED_MEDIA_STATUS only 15454 // after confirming that all the receivers processed the ordered 15455 // broadcast when packages get disabled, force a gc to clean things up. 15456 // and unload all the containers. 15457 if (pkgList.size() > 0) { 15458 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15459 new IIntentReceiver.Stub() { 15460 public void performReceive(Intent intent, int resultCode, String data, 15461 Bundle extras, boolean ordered, boolean sticky, 15462 int sendingUser) throws RemoteException { 15463 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15464 reportStatus ? 1 : 0, 1, keys); 15465 mHandler.sendMessage(msg); 15466 } 15467 }); 15468 } else { 15469 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15470 keys); 15471 mHandler.sendMessage(msg); 15472 } 15473 } 15474 15475 private void loadPrivatePackages(VolumeInfo vol) { 15476 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15477 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15478 synchronized (mInstallLock) { 15479 synchronized (mPackages) { 15480 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15481 for (PackageSetting ps : packages) { 15482 final PackageParser.Package pkg; 15483 try { 15484 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15485 loaded.add(pkg.applicationInfo); 15486 } catch (PackageManagerException e) { 15487 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15488 } 15489 } 15490 15491 // TODO: regrant any permissions that changed based since original install 15492 15493 mSettings.writeLPr(); 15494 } 15495 } 15496 15497 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15498 sendResourcesChangedBroadcast(true, false, loaded, null); 15499 } 15500 15501 private void unloadPrivatePackages(VolumeInfo vol) { 15502 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15503 synchronized (mInstallLock) { 15504 synchronized (mPackages) { 15505 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15506 for (PackageSetting ps : packages) { 15507 if (ps.pkg == null) continue; 15508 15509 final ApplicationInfo info = ps.pkg.applicationInfo; 15510 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15511 if (deletePackageLI(ps.name, null, false, null, null, 15512 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15513 unloaded.add(info); 15514 } else { 15515 Slog.w(TAG, "Failed to unload " + ps.codePath); 15516 } 15517 } 15518 15519 mSettings.writeLPr(); 15520 } 15521 } 15522 15523 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15524 sendResourcesChangedBroadcast(false, false, unloaded, null); 15525 } 15526 15527 /** 15528 * Examine all users present on given mounted volume, and destroy data 15529 * belonging to users that are no longer valid, or whose user ID has been 15530 * recycled. 15531 */ 15532 private void reconcileUsers(String volumeUuid) { 15533 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15534 if (ArrayUtils.isEmpty(files)) { 15535 Slog.d(TAG, "No users found on " + volumeUuid); 15536 return; 15537 } 15538 15539 for (File file : files) { 15540 if (!file.isDirectory()) continue; 15541 15542 final int userId; 15543 final UserInfo info; 15544 try { 15545 userId = Integer.parseInt(file.getName()); 15546 info = sUserManager.getUserInfo(userId); 15547 } catch (NumberFormatException e) { 15548 Slog.w(TAG, "Invalid user directory " + file); 15549 continue; 15550 } 15551 15552 boolean destroyUser = false; 15553 if (info == null) { 15554 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15555 + " because no matching user was found"); 15556 destroyUser = true; 15557 } else { 15558 try { 15559 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15560 } catch (IOException e) { 15561 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15562 + " because we failed to enforce serial number: " + e); 15563 destroyUser = true; 15564 } 15565 } 15566 15567 if (destroyUser) { 15568 synchronized (mInstallLock) { 15569 mInstaller.removeUserDataDirs(volumeUuid, userId); 15570 } 15571 } 15572 } 15573 15574 final UserManager um = mContext.getSystemService(UserManager.class); 15575 for (UserInfo user : um.getUsers()) { 15576 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15577 if (userDir.exists()) continue; 15578 15579 try { 15580 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15581 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15582 } catch (IOException e) { 15583 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15584 } 15585 } 15586 } 15587 15588 /** 15589 * Examine all apps present on given mounted volume, and destroy apps that 15590 * aren't expected, either due to uninstallation or reinstallation on 15591 * another volume. 15592 */ 15593 private void reconcileApps(String volumeUuid) { 15594 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15595 if (ArrayUtils.isEmpty(files)) { 15596 Slog.d(TAG, "No apps found on " + volumeUuid); 15597 return; 15598 } 15599 15600 for (File file : files) { 15601 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15602 && !PackageInstallerService.isStageName(file.getName()); 15603 if (!isPackage) { 15604 // Ignore entries which are not packages 15605 continue; 15606 } 15607 15608 boolean destroyApp = false; 15609 String packageName = null; 15610 try { 15611 final PackageLite pkg = PackageParser.parsePackageLite(file, 15612 PackageParser.PARSE_MUST_BE_APK); 15613 packageName = pkg.packageName; 15614 15615 synchronized (mPackages) { 15616 final PackageSetting ps = mSettings.mPackages.get(packageName); 15617 if (ps == null) { 15618 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15619 + volumeUuid + " because we found no install record"); 15620 destroyApp = true; 15621 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15622 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15623 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15624 destroyApp = true; 15625 } 15626 } 15627 15628 } catch (PackageParserException e) { 15629 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15630 destroyApp = true; 15631 } 15632 15633 if (destroyApp) { 15634 synchronized (mInstallLock) { 15635 if (packageName != null) { 15636 removeDataDirsLI(volumeUuid, packageName); 15637 } 15638 if (file.isDirectory()) { 15639 mInstaller.rmPackageDir(file.getAbsolutePath()); 15640 } else { 15641 file.delete(); 15642 } 15643 } 15644 } 15645 } 15646 } 15647 15648 private void unfreezePackage(String packageName) { 15649 synchronized (mPackages) { 15650 final PackageSetting ps = mSettings.mPackages.get(packageName); 15651 if (ps != null) { 15652 ps.frozen = false; 15653 } 15654 } 15655 } 15656 15657 @Override 15658 public int movePackage(final String packageName, final String volumeUuid) { 15659 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15660 15661 final int moveId = mNextMoveId.getAndIncrement(); 15662 try { 15663 movePackageInternal(packageName, volumeUuid, moveId); 15664 } catch (PackageManagerException e) { 15665 Slog.w(TAG, "Failed to move " + packageName, e); 15666 mMoveCallbacks.notifyStatusChanged(moveId, 15667 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15668 } 15669 return moveId; 15670 } 15671 15672 private void movePackageInternal(final String packageName, final String volumeUuid, 15673 final int moveId) throws PackageManagerException { 15674 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15675 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15676 final PackageManager pm = mContext.getPackageManager(); 15677 15678 final boolean currentAsec; 15679 final String currentVolumeUuid; 15680 final File codeFile; 15681 final String installerPackageName; 15682 final String packageAbiOverride; 15683 final int appId; 15684 final String seinfo; 15685 final String label; 15686 15687 // reader 15688 synchronized (mPackages) { 15689 final PackageParser.Package pkg = mPackages.get(packageName); 15690 final PackageSetting ps = mSettings.mPackages.get(packageName); 15691 if (pkg == null || ps == null) { 15692 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15693 } 15694 15695 if (pkg.applicationInfo.isSystemApp()) { 15696 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15697 "Cannot move system application"); 15698 } 15699 15700 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15701 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15702 "Package already moved to " + volumeUuid); 15703 } 15704 15705 final File probe = new File(pkg.codePath); 15706 final File probeOat = new File(probe, "oat"); 15707 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15708 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15709 "Move only supported for modern cluster style installs"); 15710 } 15711 15712 if (ps.frozen) { 15713 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15714 "Failed to move already frozen package"); 15715 } 15716 ps.frozen = true; 15717 15718 currentAsec = pkg.applicationInfo.isForwardLocked() 15719 || pkg.applicationInfo.isExternalAsec(); 15720 currentVolumeUuid = ps.volumeUuid; 15721 codeFile = new File(pkg.codePath); 15722 installerPackageName = ps.installerPackageName; 15723 packageAbiOverride = ps.cpuAbiOverrideString; 15724 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15725 seinfo = pkg.applicationInfo.seinfo; 15726 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15727 } 15728 15729 // Now that we're guarded by frozen state, kill app during move 15730 killApplication(packageName, appId, "move pkg"); 15731 15732 final Bundle extras = new Bundle(); 15733 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15734 extras.putString(Intent.EXTRA_TITLE, label); 15735 mMoveCallbacks.notifyCreated(moveId, extras); 15736 15737 int installFlags; 15738 final boolean moveCompleteApp; 15739 final File measurePath; 15740 15741 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15742 installFlags = INSTALL_INTERNAL; 15743 moveCompleteApp = !currentAsec; 15744 measurePath = Environment.getDataAppDirectory(volumeUuid); 15745 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15746 installFlags = INSTALL_EXTERNAL; 15747 moveCompleteApp = false; 15748 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15749 } else { 15750 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15751 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15752 || !volume.isMountedWritable()) { 15753 unfreezePackage(packageName); 15754 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15755 "Move location not mounted private volume"); 15756 } 15757 15758 Preconditions.checkState(!currentAsec); 15759 15760 installFlags = INSTALL_INTERNAL; 15761 moveCompleteApp = true; 15762 measurePath = Environment.getDataAppDirectory(volumeUuid); 15763 } 15764 15765 final PackageStats stats = new PackageStats(null, -1); 15766 synchronized (mInstaller) { 15767 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15768 unfreezePackage(packageName); 15769 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15770 "Failed to measure package size"); 15771 } 15772 } 15773 15774 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15775 + stats.dataSize); 15776 15777 final long startFreeBytes = measurePath.getFreeSpace(); 15778 final long sizeBytes; 15779 if (moveCompleteApp) { 15780 sizeBytes = stats.codeSize + stats.dataSize; 15781 } else { 15782 sizeBytes = stats.codeSize; 15783 } 15784 15785 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15786 unfreezePackage(packageName); 15787 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15788 "Not enough free space to move"); 15789 } 15790 15791 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15792 15793 final CountDownLatch installedLatch = new CountDownLatch(1); 15794 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15795 @Override 15796 public void onUserActionRequired(Intent intent) throws RemoteException { 15797 throw new IllegalStateException(); 15798 } 15799 15800 @Override 15801 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15802 Bundle extras) throws RemoteException { 15803 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15804 + PackageManager.installStatusToString(returnCode, msg)); 15805 15806 installedLatch.countDown(); 15807 15808 // Regardless of success or failure of the move operation, 15809 // always unfreeze the package 15810 unfreezePackage(packageName); 15811 15812 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15813 switch (status) { 15814 case PackageInstaller.STATUS_SUCCESS: 15815 mMoveCallbacks.notifyStatusChanged(moveId, 15816 PackageManager.MOVE_SUCCEEDED); 15817 break; 15818 case PackageInstaller.STATUS_FAILURE_STORAGE: 15819 mMoveCallbacks.notifyStatusChanged(moveId, 15820 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15821 break; 15822 default: 15823 mMoveCallbacks.notifyStatusChanged(moveId, 15824 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15825 break; 15826 } 15827 } 15828 }; 15829 15830 final MoveInfo move; 15831 if (moveCompleteApp) { 15832 // Kick off a thread to report progress estimates 15833 new Thread() { 15834 @Override 15835 public void run() { 15836 while (true) { 15837 try { 15838 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15839 break; 15840 } 15841 } catch (InterruptedException ignored) { 15842 } 15843 15844 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15845 final int progress = 10 + (int) MathUtils.constrain( 15846 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15847 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15848 } 15849 } 15850 }.start(); 15851 15852 final String dataAppName = codeFile.getName(); 15853 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15854 dataAppName, appId, seinfo); 15855 } else { 15856 move = null; 15857 } 15858 15859 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15860 15861 final Message msg = mHandler.obtainMessage(INIT_COPY); 15862 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15863 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15864 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15865 mHandler.sendMessage(msg); 15866 } 15867 15868 @Override 15869 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15870 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15871 15872 final int realMoveId = mNextMoveId.getAndIncrement(); 15873 final Bundle extras = new Bundle(); 15874 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15875 mMoveCallbacks.notifyCreated(realMoveId, extras); 15876 15877 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15878 @Override 15879 public void onCreated(int moveId, Bundle extras) { 15880 // Ignored 15881 } 15882 15883 @Override 15884 public void onStatusChanged(int moveId, int status, long estMillis) { 15885 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15886 } 15887 }; 15888 15889 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15890 storage.setPrimaryStorageUuid(volumeUuid, callback); 15891 return realMoveId; 15892 } 15893 15894 @Override 15895 public int getMoveStatus(int moveId) { 15896 mContext.enforceCallingOrSelfPermission( 15897 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15898 return mMoveCallbacks.mLastStatus.get(moveId); 15899 } 15900 15901 @Override 15902 public void registerMoveCallback(IPackageMoveObserver callback) { 15903 mContext.enforceCallingOrSelfPermission( 15904 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15905 mMoveCallbacks.register(callback); 15906 } 15907 15908 @Override 15909 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15910 mContext.enforceCallingOrSelfPermission( 15911 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15912 mMoveCallbacks.unregister(callback); 15913 } 15914 15915 @Override 15916 public boolean setInstallLocation(int loc) { 15917 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15918 null); 15919 if (getInstallLocation() == loc) { 15920 return true; 15921 } 15922 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15923 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15924 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15925 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15926 return true; 15927 } 15928 return false; 15929 } 15930 15931 @Override 15932 public int getInstallLocation() { 15933 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15934 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15935 PackageHelper.APP_INSTALL_AUTO); 15936 } 15937 15938 /** Called by UserManagerService */ 15939 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15940 mDirtyUsers.remove(userHandle); 15941 mSettings.removeUserLPw(userHandle); 15942 mPendingBroadcasts.remove(userHandle); 15943 if (mInstaller != null) { 15944 // Technically, we shouldn't be doing this with the package lock 15945 // held. However, this is very rare, and there is already so much 15946 // other disk I/O going on, that we'll let it slide for now. 15947 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15948 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15949 final String volumeUuid = vol.getFsUuid(); 15950 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15951 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15952 } 15953 } 15954 mUserNeedsBadging.delete(userHandle); 15955 removeUnusedPackagesLILPw(userManager, userHandle); 15956 } 15957 15958 /** 15959 * We're removing userHandle and would like to remove any downloaded packages 15960 * that are no longer in use by any other user. 15961 * @param userHandle the user being removed 15962 */ 15963 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15964 final boolean DEBUG_CLEAN_APKS = false; 15965 int [] users = userManager.getUserIdsLPr(); 15966 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15967 while (psit.hasNext()) { 15968 PackageSetting ps = psit.next(); 15969 if (ps.pkg == null) { 15970 continue; 15971 } 15972 final String packageName = ps.pkg.packageName; 15973 // Skip over if system app 15974 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15975 continue; 15976 } 15977 if (DEBUG_CLEAN_APKS) { 15978 Slog.i(TAG, "Checking package " + packageName); 15979 } 15980 boolean keep = false; 15981 for (int i = 0; i < users.length; i++) { 15982 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15983 keep = true; 15984 if (DEBUG_CLEAN_APKS) { 15985 Slog.i(TAG, " Keeping package " + packageName + " for user " 15986 + users[i]); 15987 } 15988 break; 15989 } 15990 } 15991 if (!keep) { 15992 if (DEBUG_CLEAN_APKS) { 15993 Slog.i(TAG, " Removing package " + packageName); 15994 } 15995 mHandler.post(new Runnable() { 15996 public void run() { 15997 deletePackageX(packageName, userHandle, 0); 15998 } //end run 15999 }); 16000 } 16001 } 16002 } 16003 16004 /** Called by UserManagerService */ 16005 void createNewUserLILPw(int userHandle) { 16006 if (mInstaller != null) { 16007 mInstaller.createUserConfig(userHandle); 16008 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16009 applyFactoryDefaultBrowserLPw(userHandle); 16010 primeDomainVerificationsLPw(userHandle); 16011 } 16012 } 16013 16014 void newUserCreated(final int userHandle) { 16015 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16016 } 16017 16018 @Override 16019 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16020 mContext.enforceCallingOrSelfPermission( 16021 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16022 "Only package verification agents can read the verifier device identity"); 16023 16024 synchronized (mPackages) { 16025 return mSettings.getVerifierDeviceIdentityLPw(); 16026 } 16027 } 16028 16029 @Override 16030 public void setPermissionEnforced(String permission, boolean enforced) { 16031 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16032 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16033 synchronized (mPackages) { 16034 if (mSettings.mReadExternalStorageEnforced == null 16035 || mSettings.mReadExternalStorageEnforced != enforced) { 16036 mSettings.mReadExternalStorageEnforced = enforced; 16037 mSettings.writeLPr(); 16038 } 16039 } 16040 // kill any non-foreground processes so we restart them and 16041 // grant/revoke the GID. 16042 final IActivityManager am = ActivityManagerNative.getDefault(); 16043 if (am != null) { 16044 final long token = Binder.clearCallingIdentity(); 16045 try { 16046 am.killProcessesBelowForeground("setPermissionEnforcement"); 16047 } catch (RemoteException e) { 16048 } finally { 16049 Binder.restoreCallingIdentity(token); 16050 } 16051 } 16052 } else { 16053 throw new IllegalArgumentException("No selective enforcement for " + permission); 16054 } 16055 } 16056 16057 @Override 16058 @Deprecated 16059 public boolean isPermissionEnforced(String permission) { 16060 return true; 16061 } 16062 16063 @Override 16064 public boolean isStorageLow() { 16065 final long token = Binder.clearCallingIdentity(); 16066 try { 16067 final DeviceStorageMonitorInternal 16068 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16069 if (dsm != null) { 16070 return dsm.isMemoryLow(); 16071 } else { 16072 return false; 16073 } 16074 } finally { 16075 Binder.restoreCallingIdentity(token); 16076 } 16077 } 16078 16079 @Override 16080 public IPackageInstaller getPackageInstaller() { 16081 return mInstallerService; 16082 } 16083 16084 private boolean userNeedsBadging(int userId) { 16085 int index = mUserNeedsBadging.indexOfKey(userId); 16086 if (index < 0) { 16087 final UserInfo userInfo; 16088 final long token = Binder.clearCallingIdentity(); 16089 try { 16090 userInfo = sUserManager.getUserInfo(userId); 16091 } finally { 16092 Binder.restoreCallingIdentity(token); 16093 } 16094 final boolean b; 16095 if (userInfo != null && userInfo.isManagedProfile()) { 16096 b = true; 16097 } else { 16098 b = false; 16099 } 16100 mUserNeedsBadging.put(userId, b); 16101 return b; 16102 } 16103 return mUserNeedsBadging.valueAt(index); 16104 } 16105 16106 @Override 16107 public KeySet getKeySetByAlias(String packageName, String alias) { 16108 if (packageName == null || alias == null) { 16109 return null; 16110 } 16111 synchronized(mPackages) { 16112 final PackageParser.Package pkg = mPackages.get(packageName); 16113 if (pkg == null) { 16114 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16115 throw new IllegalArgumentException("Unknown package: " + packageName); 16116 } 16117 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16118 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16119 } 16120 } 16121 16122 @Override 16123 public KeySet getSigningKeySet(String packageName) { 16124 if (packageName == null) { 16125 return null; 16126 } 16127 synchronized(mPackages) { 16128 final PackageParser.Package pkg = mPackages.get(packageName); 16129 if (pkg == null) { 16130 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16131 throw new IllegalArgumentException("Unknown package: " + packageName); 16132 } 16133 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16134 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16135 throw new SecurityException("May not access signing KeySet of other apps."); 16136 } 16137 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16138 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16139 } 16140 } 16141 16142 @Override 16143 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16144 if (packageName == null || ks == null) { 16145 return false; 16146 } 16147 synchronized(mPackages) { 16148 final PackageParser.Package pkg = mPackages.get(packageName); 16149 if (pkg == null) { 16150 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16151 throw new IllegalArgumentException("Unknown package: " + packageName); 16152 } 16153 IBinder ksh = ks.getToken(); 16154 if (ksh instanceof KeySetHandle) { 16155 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16156 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16157 } 16158 return false; 16159 } 16160 } 16161 16162 @Override 16163 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16164 if (packageName == null || ks == null) { 16165 return false; 16166 } 16167 synchronized(mPackages) { 16168 final PackageParser.Package pkg = mPackages.get(packageName); 16169 if (pkg == null) { 16170 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16171 throw new IllegalArgumentException("Unknown package: " + packageName); 16172 } 16173 IBinder ksh = ks.getToken(); 16174 if (ksh instanceof KeySetHandle) { 16175 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16176 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16177 } 16178 return false; 16179 } 16180 } 16181 16182 public void getUsageStatsIfNoPackageUsageInfo() { 16183 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16184 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16185 if (usm == null) { 16186 throw new IllegalStateException("UsageStatsManager must be initialized"); 16187 } 16188 long now = System.currentTimeMillis(); 16189 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16190 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16191 String packageName = entry.getKey(); 16192 PackageParser.Package pkg = mPackages.get(packageName); 16193 if (pkg == null) { 16194 continue; 16195 } 16196 UsageStats usage = entry.getValue(); 16197 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16198 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16199 } 16200 } 16201 } 16202 16203 /** 16204 * Check and throw if the given before/after packages would be considered a 16205 * downgrade. 16206 */ 16207 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16208 throws PackageManagerException { 16209 if (after.versionCode < before.mVersionCode) { 16210 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16211 "Update version code " + after.versionCode + " is older than current " 16212 + before.mVersionCode); 16213 } else if (after.versionCode == before.mVersionCode) { 16214 if (after.baseRevisionCode < before.baseRevisionCode) { 16215 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16216 "Update base revision code " + after.baseRevisionCode 16217 + " is older than current " + before.baseRevisionCode); 16218 } 16219 16220 if (!ArrayUtils.isEmpty(after.splitNames)) { 16221 for (int i = 0; i < after.splitNames.length; i++) { 16222 final String splitName = after.splitNames[i]; 16223 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16224 if (j != -1) { 16225 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16226 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16227 "Update split " + splitName + " revision code " 16228 + after.splitRevisionCodes[i] + " is older than current " 16229 + before.splitRevisionCodes[j]); 16230 } 16231 } 16232 } 16233 } 16234 } 16235 } 16236 16237 private static class MoveCallbacks extends Handler { 16238 private static final int MSG_CREATED = 1; 16239 private static final int MSG_STATUS_CHANGED = 2; 16240 16241 private final RemoteCallbackList<IPackageMoveObserver> 16242 mCallbacks = new RemoteCallbackList<>(); 16243 16244 private final SparseIntArray mLastStatus = new SparseIntArray(); 16245 16246 public MoveCallbacks(Looper looper) { 16247 super(looper); 16248 } 16249 16250 public void register(IPackageMoveObserver callback) { 16251 mCallbacks.register(callback); 16252 } 16253 16254 public void unregister(IPackageMoveObserver callback) { 16255 mCallbacks.unregister(callback); 16256 } 16257 16258 @Override 16259 public void handleMessage(Message msg) { 16260 final SomeArgs args = (SomeArgs) msg.obj; 16261 final int n = mCallbacks.beginBroadcast(); 16262 for (int i = 0; i < n; i++) { 16263 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16264 try { 16265 invokeCallback(callback, msg.what, args); 16266 } catch (RemoteException ignored) { 16267 } 16268 } 16269 mCallbacks.finishBroadcast(); 16270 args.recycle(); 16271 } 16272 16273 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16274 throws RemoteException { 16275 switch (what) { 16276 case MSG_CREATED: { 16277 callback.onCreated(args.argi1, (Bundle) args.arg2); 16278 break; 16279 } 16280 case MSG_STATUS_CHANGED: { 16281 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16282 break; 16283 } 16284 } 16285 } 16286 16287 private void notifyCreated(int moveId, Bundle extras) { 16288 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16289 16290 final SomeArgs args = SomeArgs.obtain(); 16291 args.argi1 = moveId; 16292 args.arg2 = extras; 16293 obtainMessage(MSG_CREATED, args).sendToTarget(); 16294 } 16295 16296 private void notifyStatusChanged(int moveId, int status) { 16297 notifyStatusChanged(moveId, status, -1); 16298 } 16299 16300 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16301 Slog.v(TAG, "Move " + moveId + " status " + status); 16302 16303 final SomeArgs args = SomeArgs.obtain(); 16304 args.argi1 = moveId; 16305 args.argi2 = status; 16306 args.arg3 = estMillis; 16307 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16308 16309 synchronized (mLastStatus) { 16310 mLastStatus.put(moveId, status); 16311 } 16312 } 16313 } 16314 16315 private final class OnPermissionChangeListeners extends Handler { 16316 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16317 16318 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16319 new RemoteCallbackList<>(); 16320 16321 public OnPermissionChangeListeners(Looper looper) { 16322 super(looper); 16323 } 16324 16325 @Override 16326 public void handleMessage(Message msg) { 16327 switch (msg.what) { 16328 case MSG_ON_PERMISSIONS_CHANGED: { 16329 final int uid = msg.arg1; 16330 handleOnPermissionsChanged(uid); 16331 } break; 16332 } 16333 } 16334 16335 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16336 mPermissionListeners.register(listener); 16337 16338 } 16339 16340 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16341 mPermissionListeners.unregister(listener); 16342 } 16343 16344 public void onPermissionsChanged(int uid) { 16345 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16346 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16347 } 16348 } 16349 16350 private void handleOnPermissionsChanged(int uid) { 16351 final int count = mPermissionListeners.beginBroadcast(); 16352 try { 16353 for (int i = 0; i < count; i++) { 16354 IOnPermissionsChangeListener callback = mPermissionListeners 16355 .getBroadcastItem(i); 16356 try { 16357 callback.onPermissionsChanged(uid); 16358 } catch (RemoteException e) { 16359 Log.e(TAG, "Permission listener is dead", e); 16360 } 16361 } 16362 } finally { 16363 mPermissionListeners.finishBroadcast(); 16364 } 16365 } 16366 } 16367 16368 private class PackageManagerInternalImpl extends PackageManagerInternal { 16369 @Override 16370 public void setLocationPackagesProvider(PackagesProvider provider) { 16371 synchronized (mPackages) { 16372 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16373 } 16374 } 16375 16376 @Override 16377 public void setImePackagesProvider(PackagesProvider provider) { 16378 synchronized (mPackages) { 16379 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16380 } 16381 } 16382 16383 @Override 16384 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16385 synchronized (mPackages) { 16386 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16387 } 16388 } 16389 16390 @Override 16391 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16392 synchronized (mPackages) { 16393 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16394 } 16395 } 16396 16397 @Override 16398 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16399 synchronized (mPackages) { 16400 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16401 } 16402 } 16403 16404 @Override 16405 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16406 synchronized (mPackages) { 16407 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16408 } 16409 } 16410 16411 @Override 16412 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16413 synchronized (mPackages) { 16414 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16415 packageName, userId); 16416 } 16417 } 16418 16419 @Override 16420 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16421 synchronized (mPackages) { 16422 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16423 packageName, userId); 16424 } 16425 } 16426 } 16427 16428 @Override 16429 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16430 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16431 synchronized (mPackages) { 16432 final long identity = Binder.clearCallingIdentity(); 16433 try { 16434 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16435 packageNames, userId); 16436 } finally { 16437 Binder.restoreCallingIdentity(identity); 16438 } 16439 } 16440 } 16441 16442 private static void enforceSystemOrPhoneCaller(String tag) { 16443 int callingUid = Binder.getCallingUid(); 16444 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16445 throw new SecurityException( 16446 "Cannot call " + tag + " from UID " + callingUid); 16447 } 16448 } 16449} 16450