PackageManagerService.java revision 8324a6ee8334668c25e05c669bc04bf9c0c8c583
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.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 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.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 71import static android.system.OsConstants.O_CREAT; 72import static android.system.OsConstants.O_RDWR; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 75import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 76import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 77import static com.android.internal.util.ArrayUtils.appendInt; 78import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 80import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 81import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 82import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 86 87import android.Manifest; 88import android.app.ActivityManager; 89import android.app.ActivityManagerNative; 90import android.app.AppGlobals; 91import android.app.IActivityManager; 92import android.app.admin.IDevicePolicyManager; 93import android.app.backup.IBackupManager; 94import android.app.usage.UsageStats; 95import android.app.usage.UsageStatsManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.FeatureInfo; 108import android.content.pm.IOnPermissionsChangeListener; 109import android.content.pm.IPackageDataObserver; 110import android.content.pm.IPackageDeleteObserver; 111import android.content.pm.IPackageDeleteObserver2; 112import android.content.pm.IPackageInstallObserver2; 113import android.content.pm.IPackageInstaller; 114import android.content.pm.IPackageManager; 115import android.content.pm.IPackageMoveObserver; 116import android.content.pm.IPackageStatsObserver; 117import android.content.pm.InstrumentationInfo; 118import android.content.pm.IntentFilterVerificationInfo; 119import android.content.pm.KeySet; 120import android.content.pm.ManifestDigest; 121import android.content.pm.PackageCleanItem; 122import android.content.pm.PackageInfo; 123import android.content.pm.PackageInfoLite; 124import android.content.pm.PackageInstaller; 125import android.content.pm.PackageManager; 126import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 127import android.content.pm.PackageManagerInternal; 128import android.content.pm.PackageParser; 129import android.content.pm.PackageParser.ActivityIntentInfo; 130import android.content.pm.PackageParser.PackageLite; 131import android.content.pm.PackageParser.PackageParserException; 132import android.content.pm.PackageStats; 133import android.content.pm.PackageUserState; 134import android.content.pm.ParceledListSlice; 135import android.content.pm.PermissionGroupInfo; 136import android.content.pm.PermissionInfo; 137import android.content.pm.ProviderInfo; 138import android.content.pm.ResolveInfo; 139import android.content.pm.ServiceInfo; 140import android.content.pm.Signature; 141import android.content.pm.UserInfo; 142import android.content.pm.VerificationParams; 143import android.content.pm.VerifierDeviceIdentity; 144import android.content.pm.VerifierInfo; 145import android.content.res.Resources; 146import android.hardware.display.DisplayManager; 147import android.net.Uri; 148import android.os.Debug; 149import android.os.Binder; 150import android.os.Build; 151import android.os.Bundle; 152import android.os.Environment; 153import android.os.Environment.UserEnvironment; 154import android.os.FileUtils; 155import android.os.Handler; 156import android.os.IBinder; 157import android.os.Looper; 158import android.os.Message; 159import android.os.Parcel; 160import android.os.ParcelFileDescriptor; 161import android.os.Process; 162import android.os.RemoteCallbackList; 163import android.os.RemoteException; 164import android.os.SELinux; 165import android.os.ServiceManager; 166import android.os.SystemClock; 167import android.os.SystemProperties; 168import android.os.Trace; 169import android.os.UserHandle; 170import android.os.UserManager; 171import android.os.storage.IMountService; 172import android.os.storage.MountServiceInternal; 173import android.os.storage.StorageEventListener; 174import android.os.storage.StorageManager; 175import android.os.storage.VolumeInfo; 176import android.os.storage.VolumeRecord; 177import android.security.KeyStore; 178import android.security.SystemKeyStore; 179import android.system.ErrnoException; 180import android.system.Os; 181import android.system.StructStat; 182import android.text.TextUtils; 183import android.text.format.DateUtils; 184import android.util.ArrayMap; 185import android.util.ArraySet; 186import android.util.AtomicFile; 187import android.util.DisplayMetrics; 188import android.util.EventLog; 189import android.util.ExceptionUtils; 190import android.util.Log; 191import android.util.LogPrinter; 192import android.util.MathUtils; 193import android.util.PrintStreamPrinter; 194import android.util.Slog; 195import android.util.SparseArray; 196import android.util.SparseBooleanArray; 197import android.util.SparseIntArray; 198import android.util.Xml; 199import android.view.Display; 200 201import dalvik.system.DexFile; 202import dalvik.system.VMRuntime; 203 204import libcore.io.IoUtils; 205import libcore.util.EmptyArray; 206 207import com.android.internal.R; 208import com.android.internal.annotations.GuardedBy; 209import com.android.internal.app.IMediaContainerService; 210import com.android.internal.app.ResolverActivity; 211import com.android.internal.content.NativeLibraryHelper; 212import com.android.internal.content.PackageHelper; 213import com.android.internal.os.IParcelFileDescriptorFactory; 214import com.android.internal.os.SomeArgs; 215import com.android.internal.os.Zygote; 216import com.android.internal.util.ArrayUtils; 217import com.android.internal.util.FastPrintWriter; 218import com.android.internal.util.FastXmlSerializer; 219import com.android.internal.util.IndentingPrintWriter; 220import com.android.internal.util.Preconditions; 221import com.android.server.EventLogTags; 222import com.android.server.FgThread; 223import com.android.server.IntentResolver; 224import com.android.server.LocalServices; 225import com.android.server.ServiceThread; 226import com.android.server.SystemConfig; 227import com.android.server.Watchdog; 228import com.android.server.pm.PermissionsState.PermissionState; 229import com.android.server.pm.Settings.DatabaseVersion; 230import com.android.server.pm.Settings.VersionInfo; 231import com.android.server.storage.DeviceStorageMonitorInternal; 232 233import org.xmlpull.v1.XmlPullParser; 234import org.xmlpull.v1.XmlPullParserException; 235import org.xmlpull.v1.XmlSerializer; 236 237import java.io.BufferedInputStream; 238import java.io.BufferedOutputStream; 239import java.io.BufferedReader; 240import java.io.ByteArrayInputStream; 241import java.io.ByteArrayOutputStream; 242import java.io.File; 243import java.io.FileDescriptor; 244import java.io.FileNotFoundException; 245import java.io.FileOutputStream; 246import java.io.FileReader; 247import java.io.FilenameFilter; 248import java.io.IOException; 249import java.io.InputStream; 250import java.io.PrintWriter; 251import java.nio.charset.StandardCharsets; 252import java.security.NoSuchAlgorithmException; 253import java.security.PublicKey; 254import java.security.cert.CertificateEncodingException; 255import java.security.cert.CertificateException; 256import java.text.SimpleDateFormat; 257import java.util.ArrayList; 258import java.util.Arrays; 259import java.util.Collection; 260import java.util.Collections; 261import java.util.Comparator; 262import java.util.Date; 263import java.util.Iterator; 264import java.util.List; 265import java.util.Map; 266import java.util.Objects; 267import java.util.Set; 268import java.util.concurrent.CountDownLatch; 269import java.util.concurrent.TimeUnit; 270import java.util.concurrent.atomic.AtomicBoolean; 271import java.util.concurrent.atomic.AtomicInteger; 272import java.util.concurrent.atomic.AtomicLong; 273 274/** 275 * Keep track of all those .apks everywhere. 276 * 277 * This is very central to the platform's security; please run the unit 278 * tests whenever making modifications here: 279 * 280runtest -c android.content.pm.PackageManagerTests frameworks-core 281 * 282 * {@hide} 283 */ 284public class PackageManagerService extends IPackageManager.Stub { 285 static final String TAG = "PackageManager"; 286 static final boolean DEBUG_SETTINGS = false; 287 static final boolean DEBUG_PREFERRED = false; 288 static final boolean DEBUG_UPGRADE = false; 289 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 290 private static final boolean DEBUG_BACKUP = false; 291 private static final boolean DEBUG_INSTALL = false; 292 private static final boolean DEBUG_REMOVE = false; 293 private static final boolean DEBUG_BROADCASTS = false; 294 private static final boolean DEBUG_SHOW_INFO = false; 295 private static final boolean DEBUG_PACKAGE_INFO = false; 296 private static final boolean DEBUG_INTENT_MATCHING = false; 297 private static final boolean DEBUG_PACKAGE_SCANNING = false; 298 private static final boolean DEBUG_VERIFY = false; 299 private static final boolean DEBUG_DEXOPT = false; 300 private static final boolean DEBUG_ABI_SELECTION = false; 301 302 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 303 304 private static final int RADIO_UID = Process.PHONE_UID; 305 private static final int LOG_UID = Process.LOG_UID; 306 private static final int NFC_UID = Process.NFC_UID; 307 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 308 private static final int SHELL_UID = Process.SHELL_UID; 309 310 // Cap the size of permission trees that 3rd party apps can define 311 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 312 313 // Suffix used during package installation when copying/moving 314 // package apks to install directory. 315 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 316 317 static final int SCAN_NO_DEX = 1<<1; 318 static final int SCAN_FORCE_DEX = 1<<2; 319 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 320 static final int SCAN_NEW_INSTALL = 1<<4; 321 static final int SCAN_NO_PATHS = 1<<5; 322 static final int SCAN_UPDATE_TIME = 1<<6; 323 static final int SCAN_DEFER_DEX = 1<<7; 324 static final int SCAN_BOOTING = 1<<8; 325 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 326 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 327 static final int SCAN_REPLACING = 1<<11; 328 static final int SCAN_REQUIRE_KNOWN = 1<<12; 329 static final int SCAN_MOVE = 1<<13; 330 static final int SCAN_INITIAL = 1<<14; 331 332 static final int REMOVE_CHATTY = 1<<16; 333 334 private static final int[] EMPTY_INT_ARRAY = new int[0]; 335 336 /** 337 * Timeout (in milliseconds) after which the watchdog should declare that 338 * our handler thread is wedged. The usual default for such things is one 339 * minute but we sometimes do very lengthy I/O operations on this thread, 340 * such as installing multi-gigabyte applications, so ours needs to be longer. 341 */ 342 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 343 344 /** 345 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 346 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 347 * settings entry if available, otherwise we use the hardcoded default. If it's been 348 * more than this long since the last fstrim, we force one during the boot sequence. 349 * 350 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 351 * one gets run at the next available charging+idle time. This final mandatory 352 * no-fstrim check kicks in only of the other scheduling criteria is never met. 353 */ 354 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 355 356 /** 357 * Whether verification is enabled by default. 358 */ 359 private static final boolean DEFAULT_VERIFY_ENABLE = true; 360 361 /** 362 * The default maximum time to wait for the verification agent to return in 363 * milliseconds. 364 */ 365 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 366 367 /** 368 * The default response for package verification timeout. 369 * 370 * This can be either PackageManager.VERIFICATION_ALLOW or 371 * PackageManager.VERIFICATION_REJECT. 372 */ 373 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 374 375 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 376 377 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 378 DEFAULT_CONTAINER_PACKAGE, 379 "com.android.defcontainer.DefaultContainerService"); 380 381 private static final String KILL_APP_REASON_GIDS_CHANGED = 382 "permission grant or revoke changed gids"; 383 384 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 385 "permissions revoked"; 386 387 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 388 389 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 390 391 /** Permission grant: not grant the permission. */ 392 private static final int GRANT_DENIED = 1; 393 394 /** Permission grant: grant the permission as an install permission. */ 395 private static final int GRANT_INSTALL = 2; 396 397 /** Permission grant: grant the permission as an install permission for a legacy app. */ 398 private static final int GRANT_INSTALL_LEGACY = 3; 399 400 /** Permission grant: grant the permission as a runtime one. */ 401 private static final int GRANT_RUNTIME = 4; 402 403 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 404 private static final int GRANT_UPGRADE = 5; 405 406 /** Canonical intent used to identify what counts as a "web browser" app */ 407 private static final Intent sBrowserIntent; 408 static { 409 sBrowserIntent = new Intent(); 410 sBrowserIntent.setAction(Intent.ACTION_VIEW); 411 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 412 sBrowserIntent.setData(Uri.parse("http:")); 413 } 414 415 final ServiceThread mHandlerThread; 416 417 final PackageHandler mHandler; 418 419 /** 420 * Messages for {@link #mHandler} that need to wait for system ready before 421 * being dispatched. 422 */ 423 private ArrayList<Message> mPostSystemReadyMessages; 424 425 final int mSdkVersion = Build.VERSION.SDK_INT; 426 427 final Context mContext; 428 final boolean mFactoryTest; 429 final boolean mOnlyCore; 430 final boolean mLazyDexOpt; 431 final long mDexOptLRUThresholdInMills; 432 final DisplayMetrics mMetrics; 433 final int mDefParseFlags; 434 final String[] mSeparateProcesses; 435 final boolean mIsUpgrade; 436 437 // This is where all application persistent data goes. 438 final File mAppDataDir; 439 440 // This is where all application persistent data goes for secondary users. 441 final File mUserAppDataDir; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 public static final class SharedLibraryEntry { 515 public final String path; 516 public final String apk; 517 518 SharedLibraryEntry(String _path, String _apk) { 519 path = _path; 520 apk = _apk; 521 } 522 } 523 524 // Currently known shared libraries. 525 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 526 new ArrayMap<String, SharedLibraryEntry>(); 527 528 // All available activities, for your resolving pleasure. 529 final ActivityIntentResolver mActivities = 530 new ActivityIntentResolver(); 531 532 // All available receivers, for your resolving pleasure. 533 final ActivityIntentResolver mReceivers = 534 new ActivityIntentResolver(); 535 536 // All available services, for your resolving pleasure. 537 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 538 539 // All available providers, for your resolving pleasure. 540 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 541 542 // Mapping from provider base names (first directory in content URI codePath) 543 // to the provider information. 544 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 545 new ArrayMap<String, PackageParser.Provider>(); 546 547 // Mapping from instrumentation class names to info about them. 548 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 549 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 550 551 // Mapping from permission names to info about them. 552 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 553 new ArrayMap<String, PackageParser.PermissionGroup>(); 554 555 // Packages whose data we have transfered into another package, thus 556 // should no longer exist. 557 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 558 559 // Broadcast actions that are only available to the system. 560 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 561 562 /** List of packages waiting for verification. */ 563 final SparseArray<PackageVerificationState> mPendingVerification 564 = new SparseArray<PackageVerificationState>(); 565 566 /** Set of packages associated with each app op permission. */ 567 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 568 569 final PackageInstallerService mInstallerService; 570 571 private final PackageDexOptimizer mPackageDexOptimizer; 572 573 private AtomicInteger mNextMoveId = new AtomicInteger(); 574 private final MoveCallbacks mMoveCallbacks; 575 576 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 577 578 // Cache of users who need badging. 579 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 580 581 /** Token for keys in mPendingVerification. */ 582 private int mPendingVerificationToken = 0; 583 584 volatile boolean mSystemReady; 585 volatile boolean mSafeMode; 586 volatile boolean mHasSystemUidErrors; 587 588 ApplicationInfo mAndroidApplication; 589 final ActivityInfo mResolveActivity = new ActivityInfo(); 590 final ResolveInfo mResolveInfo = new ResolveInfo(); 591 ComponentName mResolveComponentName; 592 PackageParser.Package mPlatformPackage; 593 ComponentName mCustomResolverComponentName; 594 595 boolean mResolverReplaced = false; 596 597 private final ComponentName mIntentFilterVerifierComponent; 598 private int mIntentFilterVerificationToken = 0; 599 600 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 601 = new SparseArray<IntentFilterVerificationState>(); 602 603 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 604 new DefaultPermissionGrantPolicy(this); 605 606 private static class IFVerificationParams { 607 PackageParser.Package pkg; 608 boolean replacing; 609 int userId; 610 int verifierUid; 611 612 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 613 int _userId, int _verifierUid) { 614 pkg = _pkg; 615 replacing = _replacing; 616 userId = _userId; 617 replacing = _replacing; 618 verifierUid = _verifierUid; 619 } 620 } 621 622 private interface IntentFilterVerifier<T extends IntentFilter> { 623 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 624 T filter, String packageName); 625 void startVerifications(int userId); 626 void receiveVerificationResponse(int verificationId); 627 } 628 629 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 630 private Context mContext; 631 private ComponentName mIntentFilterVerifierComponent; 632 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 633 634 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 635 mContext = context; 636 mIntentFilterVerifierComponent = verifierComponent; 637 } 638 639 private String getDefaultScheme() { 640 return IntentFilter.SCHEME_HTTPS; 641 } 642 643 @Override 644 public void startVerifications(int userId) { 645 // Launch verifications requests 646 int count = mCurrentIntentFilterVerifications.size(); 647 for (int n=0; n<count; n++) { 648 int verificationId = mCurrentIntentFilterVerifications.get(n); 649 final IntentFilterVerificationState ivs = 650 mIntentFilterVerificationStates.get(verificationId); 651 652 String packageName = ivs.getPackageName(); 653 654 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 655 final int filterCount = filters.size(); 656 ArraySet<String> domainsSet = new ArraySet<>(); 657 for (int m=0; m<filterCount; m++) { 658 PackageParser.ActivityIntentInfo filter = filters.get(m); 659 domainsSet.addAll(filter.getHostsList()); 660 } 661 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 662 synchronized (mPackages) { 663 if (mSettings.createIntentFilterVerificationIfNeededLPw( 664 packageName, domainsList) != null) { 665 scheduleWriteSettingsLocked(); 666 } 667 } 668 sendVerificationRequest(userId, verificationId, ivs); 669 } 670 mCurrentIntentFilterVerifications.clear(); 671 } 672 673 private void sendVerificationRequest(int userId, int verificationId, 674 IntentFilterVerificationState ivs) { 675 676 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 677 verificationIntent.putExtra( 678 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 679 verificationId); 680 verificationIntent.putExtra( 681 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 682 getDefaultScheme()); 683 verificationIntent.putExtra( 684 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 685 ivs.getHostsString()); 686 verificationIntent.putExtra( 687 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 688 ivs.getPackageName()); 689 verificationIntent.setComponent(mIntentFilterVerifierComponent); 690 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 691 692 UserHandle user = new UserHandle(userId); 693 mContext.sendBroadcastAsUser(verificationIntent, user); 694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 695 "Sending IntentFilter verification broadcast"); 696 } 697 698 public void receiveVerificationResponse(int verificationId) { 699 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 700 701 final boolean verified = ivs.isVerified(); 702 703 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 704 final int count = filters.size(); 705 if (DEBUG_DOMAIN_VERIFICATION) { 706 Slog.i(TAG, "Received verification response " + verificationId 707 + " for " + count + " filters, verified=" + verified); 708 } 709 for (int n=0; n<count; n++) { 710 PackageParser.ActivityIntentInfo filter = filters.get(n); 711 filter.setVerified(verified); 712 713 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 714 + " verified with result:" + verified + " and hosts:" 715 + ivs.getHostsString()); 716 } 717 718 mIntentFilterVerificationStates.remove(verificationId); 719 720 final String packageName = ivs.getPackageName(); 721 IntentFilterVerificationInfo ivi = null; 722 723 synchronized (mPackages) { 724 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 725 } 726 if (ivi == null) { 727 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 728 + verificationId + " packageName:" + packageName); 729 return; 730 } 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Updating IntentFilterVerificationInfo for package " + packageName 733 +" verificationId:" + verificationId); 734 735 synchronized (mPackages) { 736 if (verified) { 737 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 738 } else { 739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 740 } 741 scheduleWriteSettingsLocked(); 742 743 final int userId = ivs.getUserId(); 744 if (userId != UserHandle.USER_ALL) { 745 final int userStatus = 746 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 747 748 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 749 boolean needUpdate = false; 750 751 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 752 // already been set by the User thru the Disambiguation dialog 753 switch (userStatus) { 754 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 755 if (verified) { 756 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 757 } else { 758 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 759 } 760 needUpdate = true; 761 break; 762 763 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 764 if (verified) { 765 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 766 needUpdate = true; 767 } 768 break; 769 770 default: 771 // Nothing to do 772 } 773 774 if (needUpdate) { 775 mSettings.updateIntentFilterVerificationStatusLPw( 776 packageName, updatedStatus, userId); 777 scheduleWritePackageRestrictionsLocked(userId); 778 } 779 } 780 } 781 } 782 783 @Override 784 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 785 ActivityIntentInfo filter, String packageName) { 786 if (!hasValidDomains(filter)) { 787 return false; 788 } 789 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 790 if (ivs == null) { 791 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 792 packageName); 793 } 794 if (DEBUG_DOMAIN_VERIFICATION) { 795 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 796 } 797 ivs.addFilter(filter); 798 return true; 799 } 800 801 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 802 int userId, int verificationId, String packageName) { 803 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 804 verifierUid, userId, packageName); 805 ivs.setPendingState(); 806 synchronized (mPackages) { 807 mIntentFilterVerificationStates.append(verificationId, ivs); 808 mCurrentIntentFilterVerifications.add(verificationId); 809 } 810 return ivs; 811 } 812 } 813 814 private static boolean hasValidDomains(ActivityIntentInfo filter) { 815 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 816 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 817 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 818 } 819 820 private IntentFilterVerifier mIntentFilterVerifier; 821 822 // Set of pending broadcasts for aggregating enable/disable of components. 823 static class PendingPackageBroadcasts { 824 // for each user id, a map of <package name -> components within that package> 825 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 826 827 public PendingPackageBroadcasts() { 828 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 829 } 830 831 public ArrayList<String> get(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 833 return packages.get(packageName); 834 } 835 836 public void put(int userId, String packageName, ArrayList<String> components) { 837 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 838 packages.put(packageName, components); 839 } 840 841 public void remove(int userId, String packageName) { 842 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 843 if (packages != null) { 844 packages.remove(packageName); 845 } 846 } 847 848 public void remove(int userId) { 849 mUidMap.remove(userId); 850 } 851 852 public int userIdCount() { 853 return mUidMap.size(); 854 } 855 856 public int userIdAt(int n) { 857 return mUidMap.keyAt(n); 858 } 859 860 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 861 return mUidMap.get(userId); 862 } 863 864 public int size() { 865 // total number of pending broadcast entries across all userIds 866 int num = 0; 867 for (int i = 0; i< mUidMap.size(); i++) { 868 num += mUidMap.valueAt(i).size(); 869 } 870 return num; 871 } 872 873 public void clear() { 874 mUidMap.clear(); 875 } 876 877 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 878 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 879 if (map == null) { 880 map = new ArrayMap<String, ArrayList<String>>(); 881 mUidMap.put(userId, map); 882 } 883 return map; 884 } 885 } 886 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 887 888 // Service Connection to remote media container service to copy 889 // package uri's from external media onto secure containers 890 // or internal storage. 891 private IMediaContainerService mContainerService = null; 892 893 static final int SEND_PENDING_BROADCAST = 1; 894 static final int MCS_BOUND = 3; 895 static final int END_COPY = 4; 896 static final int INIT_COPY = 5; 897 static final int MCS_UNBIND = 6; 898 static final int START_CLEANING_PACKAGE = 7; 899 static final int FIND_INSTALL_LOC = 8; 900 static final int POST_INSTALL = 9; 901 static final int MCS_RECONNECT = 10; 902 static final int MCS_GIVE_UP = 11; 903 static final int UPDATED_MEDIA_STATUS = 12; 904 static final int WRITE_SETTINGS = 13; 905 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 906 static final int PACKAGE_VERIFIED = 15; 907 static final int CHECK_PENDING_VERIFICATION = 16; 908 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 909 static final int INTENT_FILTER_VERIFIED = 18; 910 911 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 912 913 // Delay time in millisecs 914 static final int BROADCAST_DELAY = 10 * 1000; 915 916 static UserManagerService sUserManager; 917 918 // Stores a list of users whose package restrictions file needs to be updated 919 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 920 921 final private DefaultContainerConnection mDefContainerConn = 922 new DefaultContainerConnection(); 923 class DefaultContainerConnection implements ServiceConnection { 924 public void onServiceConnected(ComponentName name, IBinder service) { 925 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 926 IMediaContainerService imcs = 927 IMediaContainerService.Stub.asInterface(service); 928 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 929 } 930 931 public void onServiceDisconnected(ComponentName name) { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 933 } 934 } 935 936 // Recordkeeping of restore-after-install operations that are currently in flight 937 // between the Package Manager and the Backup Manager 938 class PostInstallData { 939 public InstallArgs args; 940 public PackageInstalledInfo res; 941 942 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 943 args = _a; 944 res = _r; 945 } 946 } 947 948 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 949 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 950 951 // XML tags for backup/restore of various bits of state 952 private static final String TAG_PREFERRED_BACKUP = "pa"; 953 private static final String TAG_DEFAULT_APPS = "da"; 954 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 955 956 final String mRequiredVerifierPackage; 957 final String mRequiredInstallerPackage; 958 959 private final PackageUsage mPackageUsage = new PackageUsage(); 960 961 private class PackageUsage { 962 private static final int WRITE_INTERVAL 963 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 964 965 private final Object mFileLock = new Object(); 966 private final AtomicLong mLastWritten = new AtomicLong(0); 967 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 968 969 private boolean mIsHistoricalPackageUsageAvailable = true; 970 971 boolean isHistoricalPackageUsageAvailable() { 972 return mIsHistoricalPackageUsageAvailable; 973 } 974 975 void write(boolean force) { 976 if (force) { 977 writeInternal(); 978 return; 979 } 980 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 981 && !DEBUG_DEXOPT) { 982 return; 983 } 984 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 985 new Thread("PackageUsage_DiskWriter") { 986 @Override 987 public void run() { 988 try { 989 writeInternal(); 990 } finally { 991 mBackgroundWriteRunning.set(false); 992 } 993 } 994 }.start(); 995 } 996 } 997 998 private void writeInternal() { 999 synchronized (mPackages) { 1000 synchronized (mFileLock) { 1001 AtomicFile file = getFile(); 1002 FileOutputStream f = null; 1003 try { 1004 f = file.startWrite(); 1005 BufferedOutputStream out = new BufferedOutputStream(f); 1006 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1007 StringBuilder sb = new StringBuilder(); 1008 for (PackageParser.Package pkg : mPackages.values()) { 1009 if (pkg.mLastPackageUsageTimeInMills == 0) { 1010 continue; 1011 } 1012 sb.setLength(0); 1013 sb.append(pkg.packageName); 1014 sb.append(' '); 1015 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1016 sb.append('\n'); 1017 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1018 } 1019 out.flush(); 1020 file.finishWrite(f); 1021 } catch (IOException e) { 1022 if (f != null) { 1023 file.failWrite(f); 1024 } 1025 Log.e(TAG, "Failed to write package usage times", e); 1026 } 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 void readLP() { 1033 synchronized (mFileLock) { 1034 AtomicFile file = getFile(); 1035 BufferedInputStream in = null; 1036 try { 1037 in = new BufferedInputStream(file.openRead()); 1038 StringBuffer sb = new StringBuffer(); 1039 while (true) { 1040 String packageName = readToken(in, sb, ' '); 1041 if (packageName == null) { 1042 break; 1043 } 1044 String timeInMillisString = readToken(in, sb, '\n'); 1045 if (timeInMillisString == null) { 1046 throw new IOException("Failed to find last usage time for package " 1047 + packageName); 1048 } 1049 PackageParser.Package pkg = mPackages.get(packageName); 1050 if (pkg == null) { 1051 continue; 1052 } 1053 long timeInMillis; 1054 try { 1055 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1056 } catch (NumberFormatException e) { 1057 throw new IOException("Failed to parse " + timeInMillisString 1058 + " as a long.", e); 1059 } 1060 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1061 } 1062 } catch (FileNotFoundException expected) { 1063 mIsHistoricalPackageUsageAvailable = false; 1064 } catch (IOException e) { 1065 Log.w(TAG, "Failed to read package usage times", e); 1066 } finally { 1067 IoUtils.closeQuietly(in); 1068 } 1069 } 1070 mLastWritten.set(SystemClock.elapsedRealtime()); 1071 } 1072 1073 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1074 throws IOException { 1075 sb.setLength(0); 1076 while (true) { 1077 int ch = in.read(); 1078 if (ch == -1) { 1079 if (sb.length() == 0) { 1080 return null; 1081 } 1082 throw new IOException("Unexpected EOF"); 1083 } 1084 if (ch == endOfToken) { 1085 return sb.toString(); 1086 } 1087 sb.append((char)ch); 1088 } 1089 } 1090 1091 private AtomicFile getFile() { 1092 File dataDir = Environment.getDataDirectory(); 1093 File systemDir = new File(dataDir, "system"); 1094 File fname = new File(systemDir, "package-usage.list"); 1095 return new AtomicFile(fname); 1096 } 1097 } 1098 1099 class PackageHandler extends Handler { 1100 private boolean mBound = false; 1101 final ArrayList<HandlerParams> mPendingInstalls = 1102 new ArrayList<HandlerParams>(); 1103 1104 private boolean connectToService() { 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1106 " DefaultContainerService"); 1107 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1110 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 mBound = true; 1113 return true; 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 return false; 1117 } 1118 1119 private void disconnectService() { 1120 mContainerService = null; 1121 mBound = false; 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 mContext.unbindService(mDefContainerConn); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 1127 PackageHandler(Looper looper) { 1128 super(looper); 1129 } 1130 1131 public void handleMessage(Message msg) { 1132 try { 1133 doHandleMessage(msg); 1134 } finally { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1136 } 1137 } 1138 1139 void doHandleMessage(Message msg) { 1140 switch (msg.what) { 1141 case INIT_COPY: { 1142 HandlerParams params = (HandlerParams) msg.obj; 1143 int idx = mPendingInstalls.size(); 1144 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1145 // If a bind was already initiated we dont really 1146 // need to do anything. The pending install 1147 // will be processed later on. 1148 if (!mBound) { 1149 try { 1150 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindMCS", 1151 System.identityHashCode(params)); 1152 // If this is the only one pending we might 1153 // have to bind to the service again. 1154 if (!connectToService()) { 1155 Slog.e(TAG, "Failed to bind to media container service"); 1156 params.serviceError(); 1157 return; 1158 } else { 1159 // Once we bind to the service, the first 1160 // pending request will be processed. 1161 mPendingInstalls.add(idx, params); 1162 } 1163 } finally { 1164 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindMCS", 1165 System.identityHashCode(params)); 1166 } 1167 } else { 1168 mPendingInstalls.add(idx, params); 1169 // Already bound to the service. Just make 1170 // sure we trigger off processing the first request. 1171 if (idx == 0) { 1172 mHandler.sendEmptyMessage(MCS_BOUND); 1173 } 1174 } 1175 break; 1176 } 1177 case MCS_BOUND: { 1178 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1179 if (msg.obj != null) { 1180 mContainerService = (IMediaContainerService) msg.obj; 1181 } 1182 if (mContainerService == null) { 1183 if (!mBound) { 1184 // Something seriously wrong since we are not bound and we are not 1185 // waiting for connection. Bail out. 1186 Slog.e(TAG, "Cannot bind to media container service"); 1187 for (HandlerParams params : mPendingInstalls) { 1188 // Indicate service bind error 1189 params.serviceError(); 1190 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1191 System.identityHashCode(params)); 1192 } 1193 mPendingInstalls.clear(); 1194 } else { 1195 Slog.w(TAG, "Waiting to connect to media container service"); 1196 } 1197 } else if (mPendingInstalls.size() > 0) { 1198 HandlerParams params = mPendingInstalls.get(0); 1199 if (params != null) { 1200 if (params.startCopy()) { 1201 // We are done... look for more work or to 1202 // go idle. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Checking for more work or unbind..."); 1205 // Delete pending install 1206 if (mPendingInstalls.size() > 0) { 1207 mPendingInstalls.remove(0); 1208 } 1209 if (mPendingInstalls.size() == 0) { 1210 if (mBound) { 1211 if (DEBUG_SD_INSTALL) Log.i(TAG, 1212 "Posting delayed MCS_UNBIND"); 1213 removeMessages(MCS_UNBIND); 1214 Message ubmsg = obtainMessage(MCS_UNBIND); 1215 // Unbind after a little delay, to avoid 1216 // continual thrashing. 1217 sendMessageDelayed(ubmsg, 10000); 1218 } 1219 } else { 1220 // There are more pending requests in queue. 1221 // Just post MCS_BOUND message to trigger processing 1222 // of next pending install. 1223 if (DEBUG_SD_INSTALL) Log.i(TAG, 1224 "Posting MCS_BOUND for next work"); 1225 mHandler.sendEmptyMessage(MCS_BOUND); 1226 } 1227 } 1228 } 1229 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1230 System.identityHashCode(params)); 1231 } else { 1232 // Should never happen ideally. 1233 Slog.w(TAG, "Empty queue"); 1234 } 1235 break; 1236 } 1237 case MCS_RECONNECT: { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1239 if (mPendingInstalls.size() > 0) { 1240 if (mBound) { 1241 disconnectService(); 1242 } 1243 if (!connectToService()) { 1244 Slog.e(TAG, "Failed to bind to media container service"); 1245 for (HandlerParams params : mPendingInstalls) { 1246 // Indicate service bind error 1247 params.serviceError(); 1248 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1249 System.identityHashCode(params)); 1250 } 1251 mPendingInstalls.clear(); 1252 } 1253 } 1254 break; 1255 } 1256 case MCS_UNBIND: { 1257 // If there is no actual work left, then time to unbind. 1258 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1259 1260 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1261 if (mBound) { 1262 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1263 1264 disconnectService(); 1265 } 1266 } else if (mPendingInstalls.size() > 0) { 1267 // There are more pending requests in queue. 1268 // Just post MCS_BOUND message to trigger processing 1269 // of next pending install. 1270 mHandler.sendEmptyMessage(MCS_BOUND); 1271 } 1272 1273 break; 1274 } 1275 case MCS_GIVE_UP: { 1276 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1277 HandlerParams params = mPendingInstalls.remove(0); 1278 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1279 System.identityHashCode(params)); 1280 break; 1281 } 1282 case SEND_PENDING_BROADCAST: { 1283 String packages[]; 1284 ArrayList<String> components[]; 1285 int size = 0; 1286 int uids[]; 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1288 synchronized (mPackages) { 1289 if (mPendingBroadcasts == null) { 1290 return; 1291 } 1292 size = mPendingBroadcasts.size(); 1293 if (size <= 0) { 1294 // Nothing to be done. Just return 1295 return; 1296 } 1297 packages = new String[size]; 1298 components = new ArrayList[size]; 1299 uids = new int[size]; 1300 int i = 0; // filling out the above arrays 1301 1302 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1303 int packageUserId = mPendingBroadcasts.userIdAt(n); 1304 Iterator<Map.Entry<String, ArrayList<String>>> it 1305 = mPendingBroadcasts.packagesForUserId(packageUserId) 1306 .entrySet().iterator(); 1307 while (it.hasNext() && i < size) { 1308 Map.Entry<String, ArrayList<String>> ent = it.next(); 1309 packages[i] = ent.getKey(); 1310 components[i] = ent.getValue(); 1311 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1312 uids[i] = (ps != null) 1313 ? UserHandle.getUid(packageUserId, ps.appId) 1314 : -1; 1315 i++; 1316 } 1317 } 1318 size = i; 1319 mPendingBroadcasts.clear(); 1320 } 1321 // Send broadcasts 1322 for (int i = 0; i < size; i++) { 1323 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1324 } 1325 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1326 break; 1327 } 1328 case START_CLEANING_PACKAGE: { 1329 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1330 final String packageName = (String)msg.obj; 1331 final int userId = msg.arg1; 1332 final boolean andCode = msg.arg2 != 0; 1333 synchronized (mPackages) { 1334 if (userId == UserHandle.USER_ALL) { 1335 int[] users = sUserManager.getUserIds(); 1336 for (int user : users) { 1337 mSettings.addPackageToCleanLPw( 1338 new PackageCleanItem(user, packageName, andCode)); 1339 } 1340 } else { 1341 mSettings.addPackageToCleanLPw( 1342 new PackageCleanItem(userId, packageName, andCode)); 1343 } 1344 } 1345 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1346 startCleaningPackages(); 1347 } break; 1348 case POST_INSTALL: { 1349 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1350 PostInstallData data = mRunningInstalls.get(msg.arg1); 1351 mRunningInstalls.delete(msg.arg1); 1352 boolean deleteOld = false; 1353 1354 if (data != null) { 1355 InstallArgs args = data.args; 1356 PackageInstalledInfo res = data.res; 1357 1358 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1359 final String packageName = res.pkg.applicationInfo.packageName; 1360 res.removedInfo.sendBroadcast(false, true, false); 1361 Bundle extras = new Bundle(1); 1362 extras.putInt(Intent.EXTRA_UID, res.uid); 1363 1364 // Now that we successfully installed the package, grant runtime 1365 // permissions if requested before broadcasting the install. 1366 if ((args.installFlags 1367 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1368 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1369 args.installGrantPermissions); 1370 } 1371 1372 // Determine the set of users who are adding this 1373 // package for the first time vs. those who are seeing 1374 // an update. 1375 int[] firstUsers; 1376 int[] updateUsers = new int[0]; 1377 if (res.origUsers == null || res.origUsers.length == 0) { 1378 firstUsers = res.newUsers; 1379 } else { 1380 firstUsers = new int[0]; 1381 for (int i=0; i<res.newUsers.length; i++) { 1382 int user = res.newUsers[i]; 1383 boolean isNew = true; 1384 for (int j=0; j<res.origUsers.length; j++) { 1385 if (res.origUsers[j] == user) { 1386 isNew = false; 1387 break; 1388 } 1389 } 1390 if (isNew) { 1391 int[] newFirst = new int[firstUsers.length+1]; 1392 System.arraycopy(firstUsers, 0, newFirst, 0, 1393 firstUsers.length); 1394 newFirst[firstUsers.length] = user; 1395 firstUsers = newFirst; 1396 } else { 1397 int[] newUpdate = new int[updateUsers.length+1]; 1398 System.arraycopy(updateUsers, 0, newUpdate, 0, 1399 updateUsers.length); 1400 newUpdate[updateUsers.length] = user; 1401 updateUsers = newUpdate; 1402 } 1403 } 1404 } 1405 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1406 packageName, extras, null, null, firstUsers); 1407 final boolean update = res.removedInfo.removedPackage != null; 1408 if (update) { 1409 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1410 } 1411 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1412 packageName, extras, null, null, updateUsers); 1413 if (update) { 1414 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1415 packageName, extras, null, null, updateUsers); 1416 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1417 null, null, packageName, null, updateUsers); 1418 1419 // treat asec-hosted packages like removable media on upgrade 1420 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1421 if (DEBUG_INSTALL) { 1422 Slog.i(TAG, "upgrading pkg " + res.pkg 1423 + " is ASEC-hosted -> AVAILABLE"); 1424 } 1425 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1426 ArrayList<String> pkgList = new ArrayList<String>(1); 1427 pkgList.add(packageName); 1428 sendResourcesChangedBroadcast(true, true, 1429 pkgList,uidArray, null); 1430 } 1431 } 1432 if (res.removedInfo.args != null) { 1433 // Remove the replaced package's older resources safely now 1434 deleteOld = true; 1435 } 1436 1437 // If this app is a browser and it's newly-installed for some 1438 // users, clear any default-browser state in those users 1439 if (firstUsers.length > 0) { 1440 // the app's nature doesn't depend on the user, so we can just 1441 // check its browser nature in any user and generalize. 1442 if (packageIsBrowser(packageName, firstUsers[0])) { 1443 synchronized (mPackages) { 1444 for (int userId : firstUsers) { 1445 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1446 } 1447 } 1448 } 1449 } 1450 // Log current value of "unknown sources" setting 1451 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1452 getUnknownSourcesSettings()); 1453 } 1454 // Force a gc to clear up things 1455 Runtime.getRuntime().gc(); 1456 // We delete after a gc for applications on sdcard. 1457 if (deleteOld) { 1458 synchronized (mInstallLock) { 1459 res.removedInfo.args.doPostDeleteLI(true); 1460 } 1461 } 1462 if (args.observer != null) { 1463 try { 1464 Bundle extras = extrasForInstallResult(res); 1465 args.observer.onPackageInstalled(res.name, res.returnCode, 1466 res.returnMsg, extras); 1467 } catch (RemoteException e) { 1468 Slog.i(TAG, "Observer no longer exists."); 1469 } 1470 } 1471 } else { 1472 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1473 } 1474 1475 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1476 } break; 1477 case UPDATED_MEDIA_STATUS: { 1478 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1479 boolean reportStatus = msg.arg1 == 1; 1480 boolean doGc = msg.arg2 == 1; 1481 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1482 if (doGc) { 1483 // Force a gc to clear up stale containers. 1484 Runtime.getRuntime().gc(); 1485 } 1486 if (msg.obj != null) { 1487 @SuppressWarnings("unchecked") 1488 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1489 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1490 // Unload containers 1491 unloadAllContainers(args); 1492 } 1493 if (reportStatus) { 1494 try { 1495 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1496 PackageHelper.getMountService().finishMediaUpdate(); 1497 } catch (RemoteException e) { 1498 Log.e(TAG, "MountService not running?"); 1499 } 1500 } 1501 } break; 1502 case WRITE_SETTINGS: { 1503 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1504 synchronized (mPackages) { 1505 removeMessages(WRITE_SETTINGS); 1506 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1507 mSettings.writeLPr(); 1508 mDirtyUsers.clear(); 1509 } 1510 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1511 } break; 1512 case WRITE_PACKAGE_RESTRICTIONS: { 1513 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1514 synchronized (mPackages) { 1515 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1516 for (int userId : mDirtyUsers) { 1517 mSettings.writePackageRestrictionsLPr(userId); 1518 } 1519 mDirtyUsers.clear(); 1520 } 1521 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1522 } break; 1523 case CHECK_PENDING_VERIFICATION: { 1524 final int verificationId = msg.arg1; 1525 final PackageVerificationState state = mPendingVerification.get(verificationId); 1526 1527 if ((state != null) && !state.timeoutExtended()) { 1528 final InstallArgs args = state.getInstallArgs(); 1529 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1530 1531 Slog.i(TAG, "Verification timed out for " + originUri); 1532 mPendingVerification.remove(verificationId); 1533 1534 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1535 1536 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1537 Slog.i(TAG, "Continuing with installation of " + originUri); 1538 state.setVerifierResponse(Binder.getCallingUid(), 1539 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1540 broadcastPackageVerified(verificationId, originUri, 1541 PackageManager.VERIFICATION_ALLOW, 1542 state.getInstallArgs().getUser()); 1543 try { 1544 ret = args.copyApk(mContainerService, true); 1545 } catch (RemoteException e) { 1546 Slog.e(TAG, "Could not contact the ContainerService"); 1547 } 1548 } else { 1549 broadcastPackageVerified(verificationId, originUri, 1550 PackageManager.VERIFICATION_REJECT, 1551 state.getInstallArgs().getUser()); 1552 } 1553 1554 processPendingInstall(args, ret); 1555 mHandler.sendEmptyMessage(MCS_UNBIND); 1556 } 1557 Trace.asyncTraceEnd( 1558 TRACE_TAG_PACKAGE_MANAGER, "pendingVerification", verificationId); 1559 break; 1560 } 1561 case PACKAGE_VERIFIED: { 1562 final int verificationId = msg.arg1; 1563 1564 final PackageVerificationState state = mPendingVerification.get(verificationId); 1565 if (state == null) { 1566 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1567 break; 1568 } 1569 1570 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1571 1572 state.setVerifierResponse(response.callerUid, response.code); 1573 1574 if (state.isVerificationComplete()) { 1575 mPendingVerification.remove(verificationId); 1576 1577 final InstallArgs args = state.getInstallArgs(); 1578 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1579 1580 int ret; 1581 if (state.isInstallAllowed()) { 1582 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1583 broadcastPackageVerified(verificationId, originUri, 1584 response.code, state.getInstallArgs().getUser()); 1585 try { 1586 ret = args.copyApk(mContainerService, true); 1587 } catch (RemoteException e) { 1588 Slog.e(TAG, "Could not contact the ContainerService"); 1589 } 1590 } else { 1591 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1592 } 1593 1594 processPendingInstall(args, ret); 1595 1596 mHandler.sendEmptyMessage(MCS_UNBIND); 1597 } 1598 1599 break; 1600 } 1601 case START_INTENT_FILTER_VERIFICATIONS: { 1602 IFVerificationParams params = (IFVerificationParams) msg.obj; 1603 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1604 params.replacing, params.pkg); 1605 break; 1606 } 1607 case INTENT_FILTER_VERIFIED: { 1608 final int verificationId = msg.arg1; 1609 1610 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1611 verificationId); 1612 if (state == null) { 1613 Slog.w(TAG, "Invalid IntentFilter verification token " 1614 + verificationId + " received"); 1615 break; 1616 } 1617 1618 final int userId = state.getUserId(); 1619 1620 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1621 "Processing IntentFilter verification with token:" 1622 + verificationId + " and userId:" + userId); 1623 1624 final IntentFilterVerificationResponse response = 1625 (IntentFilterVerificationResponse) msg.obj; 1626 1627 state.setVerifierResponse(response.callerUid, response.code); 1628 1629 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1630 "IntentFilter verification with token:" + verificationId 1631 + " and userId:" + userId 1632 + " is settings verifier response with response code:" 1633 + response.code); 1634 1635 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1636 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1637 + response.getFailedDomainsString()); 1638 } 1639 1640 if (state.isVerificationComplete()) { 1641 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1642 } else { 1643 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1644 "IntentFilter verification with token:" + verificationId 1645 + " was not said to be complete"); 1646 } 1647 1648 break; 1649 } 1650 } 1651 } 1652 } 1653 1654 private StorageEventListener mStorageListener = new StorageEventListener() { 1655 @Override 1656 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1657 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1658 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1659 final String volumeUuid = vol.getFsUuid(); 1660 1661 // Clean up any users or apps that were removed or recreated 1662 // while this volume was missing 1663 reconcileUsers(volumeUuid); 1664 reconcileApps(volumeUuid); 1665 1666 // Clean up any install sessions that expired or were 1667 // cancelled while this volume was missing 1668 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1669 1670 loadPrivatePackages(vol); 1671 1672 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1673 unloadPrivatePackages(vol); 1674 } 1675 } 1676 1677 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1678 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1679 updateExternalMediaStatus(true, false); 1680 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1681 updateExternalMediaStatus(false, false); 1682 } 1683 } 1684 } 1685 1686 @Override 1687 public void onVolumeForgotten(String fsUuid) { 1688 if (TextUtils.isEmpty(fsUuid)) { 1689 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1690 return; 1691 } 1692 1693 // Remove any apps installed on the forgotten volume 1694 synchronized (mPackages) { 1695 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1696 for (PackageSetting ps : packages) { 1697 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1698 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1699 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1700 } 1701 1702 mSettings.onVolumeForgotten(fsUuid); 1703 mSettings.writeLPr(); 1704 } 1705 } 1706 }; 1707 1708 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1709 String[] grantedPermissions) { 1710 if (userId >= UserHandle.USER_OWNER) { 1711 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1712 } else if (userId == UserHandle.USER_ALL) { 1713 final int[] userIds; 1714 synchronized (mPackages) { 1715 userIds = UserManagerService.getInstance().getUserIds(); 1716 } 1717 for (int someUserId : userIds) { 1718 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1719 } 1720 } 1721 1722 // We could have touched GID membership, so flush out packages.list 1723 synchronized (mPackages) { 1724 mSettings.writePackageListLPr(); 1725 } 1726 } 1727 1728 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1729 String[] grantedPermissions) { 1730 SettingBase sb = (SettingBase) pkg.mExtras; 1731 if (sb == null) { 1732 return; 1733 } 1734 1735 PermissionsState permissionsState = sb.getPermissionsState(); 1736 1737 for (String permission : pkg.requestedPermissions) { 1738 BasePermission bp = mSettings.mPermissions.get(permission); 1739 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1740 || ArrayUtils.contains(grantedPermissions, permission))) { 1741 permissionsState.grantRuntimePermission(bp, userId); 1742 } 1743 } 1744 } 1745 1746 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1747 Bundle extras = null; 1748 switch (res.returnCode) { 1749 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1750 extras = new Bundle(); 1751 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1752 res.origPermission); 1753 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1754 res.origPackage); 1755 break; 1756 } 1757 case PackageManager.INSTALL_SUCCEEDED: { 1758 extras = new Bundle(); 1759 extras.putBoolean(Intent.EXTRA_REPLACING, 1760 res.removedInfo != null && res.removedInfo.removedPackage != null); 1761 break; 1762 } 1763 } 1764 return extras; 1765 } 1766 1767 void scheduleWriteSettingsLocked() { 1768 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1769 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1770 } 1771 } 1772 1773 void scheduleWritePackageRestrictionsLocked(int userId) { 1774 if (!sUserManager.exists(userId)) return; 1775 mDirtyUsers.add(userId); 1776 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1777 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1778 } 1779 } 1780 1781 public static PackageManagerService main(Context context, Installer installer, 1782 boolean factoryTest, boolean onlyCore) { 1783 PackageManagerService m = new PackageManagerService(context, installer, 1784 factoryTest, onlyCore); 1785 ServiceManager.addService("package", m); 1786 return m; 1787 } 1788 1789 static String[] splitString(String str, char sep) { 1790 int count = 1; 1791 int i = 0; 1792 while ((i=str.indexOf(sep, i)) >= 0) { 1793 count++; 1794 i++; 1795 } 1796 1797 String[] res = new String[count]; 1798 i=0; 1799 count = 0; 1800 int lastI=0; 1801 while ((i=str.indexOf(sep, i)) >= 0) { 1802 res[count] = str.substring(lastI, i); 1803 count++; 1804 i++; 1805 lastI = i; 1806 } 1807 res[count] = str.substring(lastI, str.length()); 1808 return res; 1809 } 1810 1811 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1812 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1813 Context.DISPLAY_SERVICE); 1814 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1815 } 1816 1817 public PackageManagerService(Context context, Installer installer, 1818 boolean factoryTest, boolean onlyCore) { 1819 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1820 SystemClock.uptimeMillis()); 1821 1822 if (mSdkVersion <= 0) { 1823 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1824 } 1825 1826 mContext = context; 1827 mFactoryTest = factoryTest; 1828 mOnlyCore = onlyCore; 1829 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1830 mMetrics = new DisplayMetrics(); 1831 mSettings = new Settings(mPackages); 1832 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1833 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1834 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1835 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1836 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1837 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1838 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1839 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1840 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1841 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1842 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1843 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1844 1845 // TODO: add a property to control this? 1846 long dexOptLRUThresholdInMinutes; 1847 if (mLazyDexOpt) { 1848 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1849 } else { 1850 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1851 } 1852 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1853 1854 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1855 if (separateProcesses != null && separateProcesses.length() > 0) { 1856 if ("*".equals(separateProcesses)) { 1857 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1858 mSeparateProcesses = null; 1859 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1860 } else { 1861 mDefParseFlags = 0; 1862 mSeparateProcesses = separateProcesses.split(","); 1863 Slog.w(TAG, "Running with debug.separate_processes: " 1864 + separateProcesses); 1865 } 1866 } else { 1867 mDefParseFlags = 0; 1868 mSeparateProcesses = null; 1869 } 1870 1871 mInstaller = installer; 1872 mPackageDexOptimizer = new PackageDexOptimizer(this); 1873 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1874 1875 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1876 FgThread.get().getLooper()); 1877 1878 getDefaultDisplayMetrics(context, mMetrics); 1879 1880 SystemConfig systemConfig = SystemConfig.getInstance(); 1881 mGlobalGids = systemConfig.getGlobalGids(); 1882 mSystemPermissions = systemConfig.getSystemPermissions(); 1883 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1884 1885 synchronized (mInstallLock) { 1886 // writer 1887 synchronized (mPackages) { 1888 mHandlerThread = new ServiceThread(TAG, 1889 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1890 mHandlerThread.start(); 1891 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1892 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1893 1894 File dataDir = Environment.getDataDirectory(); 1895 mAppDataDir = new File(dataDir, "data"); 1896 mAppInstallDir = new File(dataDir, "app"); 1897 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1898 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1899 mUserAppDataDir = new File(dataDir, "user"); 1900 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1901 1902 sUserManager = new UserManagerService(context, this, 1903 mInstallLock, mPackages); 1904 1905 // Propagate permission configuration in to package manager. 1906 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1907 = systemConfig.getPermissions(); 1908 for (int i=0; i<permConfig.size(); i++) { 1909 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1910 BasePermission bp = mSettings.mPermissions.get(perm.name); 1911 if (bp == null) { 1912 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1913 mSettings.mPermissions.put(perm.name, bp); 1914 } 1915 if (perm.gids != null) { 1916 bp.setGids(perm.gids, perm.perUser); 1917 } 1918 } 1919 1920 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1921 for (int i=0; i<libConfig.size(); i++) { 1922 mSharedLibraries.put(libConfig.keyAt(i), 1923 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1924 } 1925 1926 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1927 1928 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1929 mSdkVersion, mOnlyCore); 1930 1931 String customResolverActivity = Resources.getSystem().getString( 1932 R.string.config_customResolverActivity); 1933 if (TextUtils.isEmpty(customResolverActivity)) { 1934 customResolverActivity = null; 1935 } else { 1936 mCustomResolverComponentName = ComponentName.unflattenFromString( 1937 customResolverActivity); 1938 } 1939 1940 long startTime = SystemClock.uptimeMillis(); 1941 1942 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1943 startTime); 1944 1945 // Set flag to monitor and not change apk file paths when 1946 // scanning install directories. 1947 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1948 1949 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1950 1951 /** 1952 * Add everything in the in the boot class path to the 1953 * list of process files because dexopt will have been run 1954 * if necessary during zygote startup. 1955 */ 1956 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1957 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1958 1959 if (bootClassPath != null) { 1960 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1961 for (String element : bootClassPathElements) { 1962 alreadyDexOpted.add(element); 1963 } 1964 } else { 1965 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1966 } 1967 1968 if (systemServerClassPath != null) { 1969 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1970 for (String element : systemServerClassPathElements) { 1971 alreadyDexOpted.add(element); 1972 } 1973 } else { 1974 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1975 } 1976 1977 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1978 final String[] dexCodeInstructionSets = 1979 getDexCodeInstructionSets( 1980 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1981 1982 /** 1983 * Ensure all external libraries have had dexopt run on them. 1984 */ 1985 if (mSharedLibraries.size() > 0) { 1986 // NOTE: For now, we're compiling these system "shared libraries" 1987 // (and framework jars) into all available architectures. It's possible 1988 // to compile them only when we come across an app that uses them (there's 1989 // already logic for that in scanPackageLI) but that adds some complexity. 1990 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1991 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1992 final String lib = libEntry.path; 1993 if (lib == null) { 1994 continue; 1995 } 1996 1997 try { 1998 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1999 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2000 alreadyDexOpted.add(lib); 2001 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2002 } 2003 } catch (FileNotFoundException e) { 2004 Slog.w(TAG, "Library not found: " + lib); 2005 } catch (IOException e) { 2006 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2007 + e.getMessage()); 2008 } 2009 } 2010 } 2011 } 2012 2013 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2014 2015 // Gross hack for now: we know this file doesn't contain any 2016 // code, so don't dexopt it to avoid the resulting log spew. 2017 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2018 2019 // Gross hack for now: we know this file is only part of 2020 // the boot class path for art, so don't dexopt it to 2021 // avoid the resulting log spew. 2022 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2023 2024 /** 2025 * There are a number of commands implemented in Java, which 2026 * we currently need to do the dexopt on so that they can be 2027 * run from a non-root shell. 2028 */ 2029 String[] frameworkFiles = frameworkDir.list(); 2030 if (frameworkFiles != null) { 2031 // TODO: We could compile these only for the most preferred ABI. We should 2032 // first double check that the dex files for these commands are not referenced 2033 // by other system apps. 2034 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2035 for (int i=0; i<frameworkFiles.length; i++) { 2036 File libPath = new File(frameworkDir, frameworkFiles[i]); 2037 String path = libPath.getPath(); 2038 // Skip the file if we already did it. 2039 if (alreadyDexOpted.contains(path)) { 2040 continue; 2041 } 2042 // Skip the file if it is not a type we want to dexopt. 2043 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2044 continue; 2045 } 2046 try { 2047 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2048 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2049 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2050 } 2051 } catch (FileNotFoundException e) { 2052 Slog.w(TAG, "Jar not found: " + path); 2053 } catch (IOException e) { 2054 Slog.w(TAG, "Exception reading jar: " + path, e); 2055 } 2056 } 2057 } 2058 } 2059 2060 final VersionInfo ver = mSettings.getInternalVersion(); 2061 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2062 // when upgrading from pre-M, promote system app permissions from install to runtime 2063 mPromoteSystemApps = 2064 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2065 2066 // save off the names of pre-existing system packages prior to scanning; we don't 2067 // want to automatically grant runtime permissions for new system apps 2068 if (mPromoteSystemApps) { 2069 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2070 while (pkgSettingIter.hasNext()) { 2071 PackageSetting ps = pkgSettingIter.next(); 2072 if (isSystemApp(ps)) { 2073 mExistingSystemPackages.add(ps.name); 2074 } 2075 } 2076 } 2077 2078 // Collect vendor overlay packages. 2079 // (Do this before scanning any apps.) 2080 // For security and version matching reason, only consider 2081 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2082 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2083 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2084 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2085 2086 // Find base frameworks (resource packages without code). 2087 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2088 | PackageParser.PARSE_IS_SYSTEM_DIR 2089 | PackageParser.PARSE_IS_PRIVILEGED, 2090 scanFlags | SCAN_NO_DEX, 0); 2091 2092 // Collected privileged system packages. 2093 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2094 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2095 | PackageParser.PARSE_IS_SYSTEM_DIR 2096 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2097 2098 // Collect ordinary system packages. 2099 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2100 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2101 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2102 2103 // Collect all vendor packages. 2104 File vendorAppDir = new File("/vendor/app"); 2105 try { 2106 vendorAppDir = vendorAppDir.getCanonicalFile(); 2107 } catch (IOException e) { 2108 // failed to look up canonical path, continue with original one 2109 } 2110 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2111 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2112 2113 // Collect all OEM packages. 2114 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2115 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2116 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2117 2118 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2119 mInstaller.moveFiles(); 2120 2121 // Prune any system packages that no longer exist. 2122 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2123 if (!mOnlyCore) { 2124 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2125 while (psit.hasNext()) { 2126 PackageSetting ps = psit.next(); 2127 2128 /* 2129 * If this is not a system app, it can't be a 2130 * disable system app. 2131 */ 2132 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2133 continue; 2134 } 2135 2136 /* 2137 * If the package is scanned, it's not erased. 2138 */ 2139 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2140 if (scannedPkg != null) { 2141 /* 2142 * If the system app is both scanned and in the 2143 * disabled packages list, then it must have been 2144 * added via OTA. Remove it from the currently 2145 * scanned package so the previously user-installed 2146 * application can be scanned. 2147 */ 2148 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2149 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2150 + ps.name + "; removing system app. Last known codePath=" 2151 + ps.codePathString + ", installStatus=" + ps.installStatus 2152 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2153 + scannedPkg.mVersionCode); 2154 removePackageLI(ps, true); 2155 mExpectingBetter.put(ps.name, ps.codePath); 2156 } 2157 2158 continue; 2159 } 2160 2161 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2162 psit.remove(); 2163 logCriticalInfo(Log.WARN, "System package " + ps.name 2164 + " no longer exists; wiping its data"); 2165 removeDataDirsLI(null, ps.name); 2166 } else { 2167 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2168 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2169 possiblyDeletedUpdatedSystemApps.add(ps.name); 2170 } 2171 } 2172 } 2173 } 2174 2175 //look for any incomplete package installations 2176 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2177 //clean up list 2178 for(int i = 0; i < deletePkgsList.size(); i++) { 2179 //clean up here 2180 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2181 } 2182 //delete tmp files 2183 deleteTempPackageFiles(); 2184 2185 // Remove any shared userIDs that have no associated packages 2186 mSettings.pruneSharedUsersLPw(); 2187 2188 if (!mOnlyCore) { 2189 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2190 SystemClock.uptimeMillis()); 2191 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2192 2193 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2194 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2195 2196 /** 2197 * Remove disable package settings for any updated system 2198 * apps that were removed via an OTA. If they're not a 2199 * previously-updated app, remove them completely. 2200 * Otherwise, just revoke their system-level permissions. 2201 */ 2202 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2203 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2204 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2205 2206 String msg; 2207 if (deletedPkg == null) { 2208 msg = "Updated system package " + deletedAppName 2209 + " no longer exists; wiping its data"; 2210 removeDataDirsLI(null, deletedAppName); 2211 } else { 2212 msg = "Updated system app + " + deletedAppName 2213 + " no longer present; removing system privileges for " 2214 + deletedAppName; 2215 2216 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2217 2218 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2219 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2220 } 2221 logCriticalInfo(Log.WARN, msg); 2222 } 2223 2224 /** 2225 * Make sure all system apps that we expected to appear on 2226 * the userdata partition actually showed up. If they never 2227 * appeared, crawl back and revive the system version. 2228 */ 2229 for (int i = 0; i < mExpectingBetter.size(); i++) { 2230 final String packageName = mExpectingBetter.keyAt(i); 2231 if (!mPackages.containsKey(packageName)) { 2232 final File scanFile = mExpectingBetter.valueAt(i); 2233 2234 logCriticalInfo(Log.WARN, "Expected better " + packageName 2235 + " but never showed up; reverting to system"); 2236 2237 final int reparseFlags; 2238 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2239 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2240 | PackageParser.PARSE_IS_SYSTEM_DIR 2241 | PackageParser.PARSE_IS_PRIVILEGED; 2242 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2243 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2244 | PackageParser.PARSE_IS_SYSTEM_DIR; 2245 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2246 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2247 | PackageParser.PARSE_IS_SYSTEM_DIR; 2248 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2249 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2250 | PackageParser.PARSE_IS_SYSTEM_DIR; 2251 } else { 2252 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2253 continue; 2254 } 2255 2256 mSettings.enableSystemPackageLPw(packageName); 2257 2258 try { 2259 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2260 } catch (PackageManagerException e) { 2261 Slog.e(TAG, "Failed to parse original system package: " 2262 + e.getMessage()); 2263 } 2264 } 2265 } 2266 } 2267 mExpectingBetter.clear(); 2268 2269 // Now that we know all of the shared libraries, update all clients to have 2270 // the correct library paths. 2271 updateAllSharedLibrariesLPw(); 2272 2273 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2274 // NOTE: We ignore potential failures here during a system scan (like 2275 // the rest of the commands above) because there's precious little we 2276 // can do about it. A settings error is reported, though. 2277 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2278 false /* force dexopt */, false /* defer dexopt */); 2279 } 2280 2281 // Now that we know all the packages we are keeping, 2282 // read and update their last usage times. 2283 mPackageUsage.readLP(); 2284 2285 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2286 SystemClock.uptimeMillis()); 2287 Slog.i(TAG, "Time to scan packages: " 2288 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2289 + " seconds"); 2290 2291 // If the platform SDK has changed since the last time we booted, 2292 // we need to re-grant app permission to catch any new ones that 2293 // appear. This is really a hack, and means that apps can in some 2294 // cases get permissions that the user didn't initially explicitly 2295 // allow... it would be nice to have some better way to handle 2296 // this situation. 2297 int updateFlags = UPDATE_PERMISSIONS_ALL; 2298 if (ver.sdkVersion != mSdkVersion) { 2299 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2300 + mSdkVersion + "; regranting permissions for internal storage"); 2301 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2302 } 2303 updatePermissionsLPw(null, null, updateFlags); 2304 ver.sdkVersion = mSdkVersion; 2305 // clear only after permissions have been updated 2306 mExistingSystemPackages.clear(); 2307 mPromoteSystemApps = false; 2308 2309 // If this is the first boot, and it is a normal boot, then 2310 // we need to initialize the default preferred apps. 2311 if (!mRestoredSettings && !onlyCore) { 2312 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2313 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2314 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2315 } 2316 2317 // If this is first boot after an OTA, and a normal boot, then 2318 // we need to clear code cache directories. 2319 if (mIsUpgrade && !onlyCore) { 2320 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2321 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2322 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2323 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2324 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2325 } 2326 } 2327 ver.fingerprint = Build.FINGERPRINT; 2328 } 2329 2330 checkDefaultBrowser(); 2331 2332 // All the changes are done during package scanning. 2333 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2334 2335 // can downgrade to reader 2336 mSettings.writeLPr(); 2337 2338 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2339 SystemClock.uptimeMillis()); 2340 2341 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2342 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2343 2344 mInstallerService = new PackageInstallerService(context, this); 2345 2346 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2347 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2348 mIntentFilterVerifierComponent); 2349 2350 } // synchronized (mPackages) 2351 } // synchronized (mInstallLock) 2352 2353 // Now after opening every single application zip, make sure they 2354 // are all flushed. Not really needed, but keeps things nice and 2355 // tidy. 2356 Runtime.getRuntime().gc(); 2357 2358 // Expose private service for system components to use. 2359 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2360 } 2361 2362 @Override 2363 public boolean isFirstBoot() { 2364 return !mRestoredSettings; 2365 } 2366 2367 @Override 2368 public boolean isOnlyCoreApps() { 2369 return mOnlyCore; 2370 } 2371 2372 @Override 2373 public boolean isUpgrade() { 2374 return mIsUpgrade; 2375 } 2376 2377 private String getRequiredVerifierLPr() { 2378 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2379 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2380 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2381 2382 String requiredVerifier = null; 2383 2384 final int N = receivers.size(); 2385 for (int i = 0; i < N; i++) { 2386 final ResolveInfo info = receivers.get(i); 2387 2388 if (info.activityInfo == null) { 2389 continue; 2390 } 2391 2392 final String packageName = info.activityInfo.packageName; 2393 2394 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2395 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2396 continue; 2397 } 2398 2399 if (requiredVerifier != null) { 2400 throw new RuntimeException("There can be only one required verifier"); 2401 } 2402 2403 requiredVerifier = packageName; 2404 } 2405 2406 return requiredVerifier; 2407 } 2408 2409 private String getRequiredInstallerLPr() { 2410 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2411 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2412 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2413 2414 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2415 PACKAGE_MIME_TYPE, 0, 0); 2416 2417 String requiredInstaller = null; 2418 2419 final int N = installers.size(); 2420 for (int i = 0; i < N; i++) { 2421 final ResolveInfo info = installers.get(i); 2422 final String packageName = info.activityInfo.packageName; 2423 2424 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2425 continue; 2426 } 2427 2428 if (requiredInstaller != null) { 2429 throw new RuntimeException("There must be one required installer"); 2430 } 2431 2432 requiredInstaller = packageName; 2433 } 2434 2435 if (requiredInstaller == null) { 2436 throw new RuntimeException("There must be one required installer"); 2437 } 2438 2439 return requiredInstaller; 2440 } 2441 2442 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2443 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2444 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2445 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2446 2447 ComponentName verifierComponentName = null; 2448 2449 int priority = -1000; 2450 final int N = receivers.size(); 2451 for (int i = 0; i < N; i++) { 2452 final ResolveInfo info = receivers.get(i); 2453 2454 if (info.activityInfo == null) { 2455 continue; 2456 } 2457 2458 final String packageName = info.activityInfo.packageName; 2459 2460 final PackageSetting ps = mSettings.mPackages.get(packageName); 2461 if (ps == null) { 2462 continue; 2463 } 2464 2465 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2466 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2467 continue; 2468 } 2469 2470 // Select the IntentFilterVerifier with the highest priority 2471 if (priority < info.priority) { 2472 priority = info.priority; 2473 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2474 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2475 + verifierComponentName + " with priority: " + info.priority); 2476 } 2477 } 2478 2479 return verifierComponentName; 2480 } 2481 2482 private void primeDomainVerificationsLPw(int userId) { 2483 if (DEBUG_DOMAIN_VERIFICATION) { 2484 Slog.d(TAG, "Priming domain verifications in user " + userId); 2485 } 2486 2487 SystemConfig systemConfig = SystemConfig.getInstance(); 2488 ArraySet<String> packages = systemConfig.getLinkedApps(); 2489 ArraySet<String> domains = new ArraySet<String>(); 2490 2491 for (String packageName : packages) { 2492 PackageParser.Package pkg = mPackages.get(packageName); 2493 if (pkg != null) { 2494 if (!pkg.isSystemApp()) { 2495 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2496 continue; 2497 } 2498 2499 domains.clear(); 2500 for (PackageParser.Activity a : pkg.activities) { 2501 for (ActivityIntentInfo filter : a.intents) { 2502 if (hasValidDomains(filter)) { 2503 domains.addAll(filter.getHostsList()); 2504 } 2505 } 2506 } 2507 2508 if (domains.size() > 0) { 2509 if (DEBUG_DOMAIN_VERIFICATION) { 2510 Slog.v(TAG, " + " + packageName); 2511 } 2512 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2513 // state w.r.t. the formal app-linkage "no verification attempted" state; 2514 // and then 'always' in the per-user state actually used for intent resolution. 2515 final IntentFilterVerificationInfo ivi; 2516 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2517 new ArrayList<String>(domains)); 2518 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2519 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2520 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2521 } else { 2522 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2523 + "' does not handle web links"); 2524 } 2525 } else { 2526 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2527 } 2528 } 2529 2530 scheduleWritePackageRestrictionsLocked(userId); 2531 scheduleWriteSettingsLocked(); 2532 } 2533 2534 private void applyFactoryDefaultBrowserLPw(int userId) { 2535 // The default browser app's package name is stored in a string resource, 2536 // with a product-specific overlay used for vendor customization. 2537 String browserPkg = mContext.getResources().getString( 2538 com.android.internal.R.string.default_browser); 2539 if (!TextUtils.isEmpty(browserPkg)) { 2540 // non-empty string => required to be a known package 2541 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2542 if (ps == null) { 2543 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2544 browserPkg = null; 2545 } else { 2546 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2547 } 2548 } 2549 2550 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2551 // default. If there's more than one, just leave everything alone. 2552 if (browserPkg == null) { 2553 calculateDefaultBrowserLPw(userId); 2554 } 2555 } 2556 2557 private void calculateDefaultBrowserLPw(int userId) { 2558 List<String> allBrowsers = resolveAllBrowserApps(userId); 2559 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2560 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2561 } 2562 2563 private List<String> resolveAllBrowserApps(int userId) { 2564 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2565 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2566 PackageManager.MATCH_ALL, userId); 2567 2568 final int count = list.size(); 2569 List<String> result = new ArrayList<String>(count); 2570 for (int i=0; i<count; i++) { 2571 ResolveInfo info = list.get(i); 2572 if (info.activityInfo == null 2573 || !info.handleAllWebDataURI 2574 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2575 || result.contains(info.activityInfo.packageName)) { 2576 continue; 2577 } 2578 result.add(info.activityInfo.packageName); 2579 } 2580 2581 return result; 2582 } 2583 2584 private boolean packageIsBrowser(String packageName, int userId) { 2585 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2586 PackageManager.MATCH_ALL, userId); 2587 final int N = list.size(); 2588 for (int i = 0; i < N; i++) { 2589 ResolveInfo info = list.get(i); 2590 if (packageName.equals(info.activityInfo.packageName)) { 2591 return true; 2592 } 2593 } 2594 return false; 2595 } 2596 2597 private void checkDefaultBrowser() { 2598 final int myUserId = UserHandle.myUserId(); 2599 final String packageName = getDefaultBrowserPackageName(myUserId); 2600 if (packageName != null) { 2601 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2602 if (info == null) { 2603 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2604 synchronized (mPackages) { 2605 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2606 } 2607 } 2608 } 2609 } 2610 2611 @Override 2612 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2613 throws RemoteException { 2614 try { 2615 return super.onTransact(code, data, reply, flags); 2616 } catch (RuntimeException e) { 2617 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2618 Slog.wtf(TAG, "Package Manager Crash", e); 2619 } 2620 throw e; 2621 } 2622 } 2623 2624 void cleanupInstallFailedPackage(PackageSetting ps) { 2625 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2626 2627 removeDataDirsLI(ps.volumeUuid, ps.name); 2628 if (ps.codePath != null) { 2629 if (ps.codePath.isDirectory()) { 2630 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2631 } else { 2632 ps.codePath.delete(); 2633 } 2634 } 2635 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2636 if (ps.resourcePath.isDirectory()) { 2637 FileUtils.deleteContents(ps.resourcePath); 2638 } 2639 ps.resourcePath.delete(); 2640 } 2641 mSettings.removePackageLPw(ps.name); 2642 } 2643 2644 static int[] appendInts(int[] cur, int[] add) { 2645 if (add == null) return cur; 2646 if (cur == null) return add; 2647 final int N = add.length; 2648 for (int i=0; i<N; i++) { 2649 cur = appendInt(cur, add[i]); 2650 } 2651 return cur; 2652 } 2653 2654 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2655 if (!sUserManager.exists(userId)) return null; 2656 final PackageSetting ps = (PackageSetting) p.mExtras; 2657 if (ps == null) { 2658 return null; 2659 } 2660 2661 final PermissionsState permissionsState = ps.getPermissionsState(); 2662 2663 final int[] gids = permissionsState.computeGids(userId); 2664 final Set<String> permissions = permissionsState.getPermissions(userId); 2665 final PackageUserState state = ps.readUserState(userId); 2666 2667 return PackageParser.generatePackageInfo(p, gids, flags, 2668 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2669 } 2670 2671 @Override 2672 public boolean isPackageFrozen(String packageName) { 2673 synchronized (mPackages) { 2674 final PackageSetting ps = mSettings.mPackages.get(packageName); 2675 if (ps != null) { 2676 return ps.frozen; 2677 } 2678 } 2679 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2680 return true; 2681 } 2682 2683 @Override 2684 public boolean isPackageAvailable(String packageName, int userId) { 2685 if (!sUserManager.exists(userId)) return false; 2686 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2687 synchronized (mPackages) { 2688 PackageParser.Package p = mPackages.get(packageName); 2689 if (p != null) { 2690 final PackageSetting ps = (PackageSetting) p.mExtras; 2691 if (ps != null) { 2692 final PackageUserState state = ps.readUserState(userId); 2693 if (state != null) { 2694 return PackageParser.isAvailable(state); 2695 } 2696 } 2697 } 2698 } 2699 return false; 2700 } 2701 2702 @Override 2703 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2704 if (!sUserManager.exists(userId)) return null; 2705 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2706 // reader 2707 synchronized (mPackages) { 2708 PackageParser.Package p = mPackages.get(packageName); 2709 if (DEBUG_PACKAGE_INFO) 2710 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2711 if (p != null) { 2712 return generatePackageInfo(p, flags, userId); 2713 } 2714 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2715 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2716 } 2717 } 2718 return null; 2719 } 2720 2721 @Override 2722 public String[] currentToCanonicalPackageNames(String[] names) { 2723 String[] out = new String[names.length]; 2724 // reader 2725 synchronized (mPackages) { 2726 for (int i=names.length-1; i>=0; i--) { 2727 PackageSetting ps = mSettings.mPackages.get(names[i]); 2728 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2729 } 2730 } 2731 return out; 2732 } 2733 2734 @Override 2735 public String[] canonicalToCurrentPackageNames(String[] names) { 2736 String[] out = new String[names.length]; 2737 // reader 2738 synchronized (mPackages) { 2739 for (int i=names.length-1; i>=0; i--) { 2740 String cur = mSettings.mRenamedPackages.get(names[i]); 2741 out[i] = cur != null ? cur : names[i]; 2742 } 2743 } 2744 return out; 2745 } 2746 2747 @Override 2748 public int getPackageUid(String packageName, int userId) { 2749 if (!sUserManager.exists(userId)) return -1; 2750 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2751 2752 // reader 2753 synchronized (mPackages) { 2754 PackageParser.Package p = mPackages.get(packageName); 2755 if(p != null) { 2756 return UserHandle.getUid(userId, p.applicationInfo.uid); 2757 } 2758 PackageSetting ps = mSettings.mPackages.get(packageName); 2759 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2760 return -1; 2761 } 2762 p = ps.pkg; 2763 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2764 } 2765 } 2766 2767 @Override 2768 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2769 if (!sUserManager.exists(userId)) { 2770 return null; 2771 } 2772 2773 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2774 "getPackageGids"); 2775 2776 // reader 2777 synchronized (mPackages) { 2778 PackageParser.Package p = mPackages.get(packageName); 2779 if (DEBUG_PACKAGE_INFO) { 2780 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2781 } 2782 if (p != null) { 2783 PackageSetting ps = (PackageSetting) p.mExtras; 2784 return ps.getPermissionsState().computeGids(userId); 2785 } 2786 } 2787 2788 return null; 2789 } 2790 2791 static PermissionInfo generatePermissionInfo( 2792 BasePermission bp, int flags) { 2793 if (bp.perm != null) { 2794 return PackageParser.generatePermissionInfo(bp.perm, flags); 2795 } 2796 PermissionInfo pi = new PermissionInfo(); 2797 pi.name = bp.name; 2798 pi.packageName = bp.sourcePackage; 2799 pi.nonLocalizedLabel = bp.name; 2800 pi.protectionLevel = bp.protectionLevel; 2801 return pi; 2802 } 2803 2804 @Override 2805 public PermissionInfo getPermissionInfo(String name, int flags) { 2806 // reader 2807 synchronized (mPackages) { 2808 final BasePermission p = mSettings.mPermissions.get(name); 2809 if (p != null) { 2810 return generatePermissionInfo(p, flags); 2811 } 2812 return null; 2813 } 2814 } 2815 2816 @Override 2817 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2818 // reader 2819 synchronized (mPackages) { 2820 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2821 for (BasePermission p : mSettings.mPermissions.values()) { 2822 if (group == null) { 2823 if (p.perm == null || p.perm.info.group == null) { 2824 out.add(generatePermissionInfo(p, flags)); 2825 } 2826 } else { 2827 if (p.perm != null && group.equals(p.perm.info.group)) { 2828 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2829 } 2830 } 2831 } 2832 2833 if (out.size() > 0) { 2834 return out; 2835 } 2836 return mPermissionGroups.containsKey(group) ? out : null; 2837 } 2838 } 2839 2840 @Override 2841 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2842 // reader 2843 synchronized (mPackages) { 2844 return PackageParser.generatePermissionGroupInfo( 2845 mPermissionGroups.get(name), flags); 2846 } 2847 } 2848 2849 @Override 2850 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2851 // reader 2852 synchronized (mPackages) { 2853 final int N = mPermissionGroups.size(); 2854 ArrayList<PermissionGroupInfo> out 2855 = new ArrayList<PermissionGroupInfo>(N); 2856 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2857 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2858 } 2859 return out; 2860 } 2861 } 2862 2863 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2864 int userId) { 2865 if (!sUserManager.exists(userId)) return null; 2866 PackageSetting ps = mSettings.mPackages.get(packageName); 2867 if (ps != null) { 2868 if (ps.pkg == null) { 2869 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2870 flags, userId); 2871 if (pInfo != null) { 2872 return pInfo.applicationInfo; 2873 } 2874 return null; 2875 } 2876 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2877 ps.readUserState(userId), userId); 2878 } 2879 return null; 2880 } 2881 2882 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2883 int userId) { 2884 if (!sUserManager.exists(userId)) return null; 2885 PackageSetting ps = mSettings.mPackages.get(packageName); 2886 if (ps != null) { 2887 PackageParser.Package pkg = ps.pkg; 2888 if (pkg == null) { 2889 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2890 return null; 2891 } 2892 // Only data remains, so we aren't worried about code paths 2893 pkg = new PackageParser.Package(packageName); 2894 pkg.applicationInfo.packageName = packageName; 2895 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2896 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2897 pkg.applicationInfo.dataDir = Environment 2898 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2899 .getAbsolutePath(); 2900 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2901 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2902 } 2903 return generatePackageInfo(pkg, flags, userId); 2904 } 2905 return null; 2906 } 2907 2908 @Override 2909 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2910 if (!sUserManager.exists(userId)) return null; 2911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2912 // writer 2913 synchronized (mPackages) { 2914 PackageParser.Package p = mPackages.get(packageName); 2915 if (DEBUG_PACKAGE_INFO) Log.v( 2916 TAG, "getApplicationInfo " + packageName 2917 + ": " + p); 2918 if (p != null) { 2919 PackageSetting ps = mSettings.mPackages.get(packageName); 2920 if (ps == null) return null; 2921 // Note: isEnabledLP() does not apply here - always return info 2922 return PackageParser.generateApplicationInfo( 2923 p, flags, ps.readUserState(userId), userId); 2924 } 2925 if ("android".equals(packageName)||"system".equals(packageName)) { 2926 return mAndroidApplication; 2927 } 2928 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2929 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2930 } 2931 } 2932 return null; 2933 } 2934 2935 @Override 2936 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2937 final IPackageDataObserver observer) { 2938 mContext.enforceCallingOrSelfPermission( 2939 android.Manifest.permission.CLEAR_APP_CACHE, null); 2940 // Queue up an async operation since clearing cache may take a little while. 2941 mHandler.post(new Runnable() { 2942 public void run() { 2943 mHandler.removeCallbacks(this); 2944 int retCode = -1; 2945 synchronized (mInstallLock) { 2946 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2947 if (retCode < 0) { 2948 Slog.w(TAG, "Couldn't clear application caches"); 2949 } 2950 } 2951 if (observer != null) { 2952 try { 2953 observer.onRemoveCompleted(null, (retCode >= 0)); 2954 } catch (RemoteException e) { 2955 Slog.w(TAG, "RemoveException when invoking call back"); 2956 } 2957 } 2958 } 2959 }); 2960 } 2961 2962 @Override 2963 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2964 final IntentSender pi) { 2965 mContext.enforceCallingOrSelfPermission( 2966 android.Manifest.permission.CLEAR_APP_CACHE, null); 2967 // Queue up an async operation since clearing cache may take a little while. 2968 mHandler.post(new Runnable() { 2969 public void run() { 2970 mHandler.removeCallbacks(this); 2971 int retCode = -1; 2972 synchronized (mInstallLock) { 2973 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2974 if (retCode < 0) { 2975 Slog.w(TAG, "Couldn't clear application caches"); 2976 } 2977 } 2978 if(pi != null) { 2979 try { 2980 // Callback via pending intent 2981 int code = (retCode >= 0) ? 1 : 0; 2982 pi.sendIntent(null, code, null, 2983 null, null); 2984 } catch (SendIntentException e1) { 2985 Slog.i(TAG, "Failed to send pending intent"); 2986 } 2987 } 2988 } 2989 }); 2990 } 2991 2992 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2993 synchronized (mInstallLock) { 2994 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2995 throw new IOException("Failed to free enough space"); 2996 } 2997 } 2998 } 2999 3000 @Override 3001 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3002 if (!sUserManager.exists(userId)) return null; 3003 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3004 synchronized (mPackages) { 3005 PackageParser.Activity a = mActivities.mActivities.get(component); 3006 3007 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3008 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3009 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3010 if (ps == null) return null; 3011 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3012 userId); 3013 } 3014 if (mResolveComponentName.equals(component)) { 3015 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3016 new PackageUserState(), userId); 3017 } 3018 } 3019 return null; 3020 } 3021 3022 @Override 3023 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3024 String resolvedType) { 3025 synchronized (mPackages) { 3026 if (component.equals(mResolveComponentName)) { 3027 // The resolver supports EVERYTHING! 3028 return true; 3029 } 3030 PackageParser.Activity a = mActivities.mActivities.get(component); 3031 if (a == null) { 3032 return false; 3033 } 3034 for (int i=0; i<a.intents.size(); i++) { 3035 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3036 intent.getData(), intent.getCategories(), TAG) >= 0) { 3037 return true; 3038 } 3039 } 3040 return false; 3041 } 3042 } 3043 3044 @Override 3045 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3046 if (!sUserManager.exists(userId)) return null; 3047 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3048 synchronized (mPackages) { 3049 PackageParser.Activity a = mReceivers.mActivities.get(component); 3050 if (DEBUG_PACKAGE_INFO) Log.v( 3051 TAG, "getReceiverInfo " + component + ": " + a); 3052 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3053 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3054 if (ps == null) return null; 3055 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3056 userId); 3057 } 3058 } 3059 return null; 3060 } 3061 3062 @Override 3063 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3064 if (!sUserManager.exists(userId)) return null; 3065 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3066 synchronized (mPackages) { 3067 PackageParser.Service s = mServices.mServices.get(component); 3068 if (DEBUG_PACKAGE_INFO) Log.v( 3069 TAG, "getServiceInfo " + component + ": " + s); 3070 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3071 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3072 if (ps == null) return null; 3073 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3074 userId); 3075 } 3076 } 3077 return null; 3078 } 3079 3080 @Override 3081 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3082 if (!sUserManager.exists(userId)) return null; 3083 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3084 synchronized (mPackages) { 3085 PackageParser.Provider p = mProviders.mProviders.get(component); 3086 if (DEBUG_PACKAGE_INFO) Log.v( 3087 TAG, "getProviderInfo " + component + ": " + p); 3088 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3089 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3090 if (ps == null) return null; 3091 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3092 userId); 3093 } 3094 } 3095 return null; 3096 } 3097 3098 @Override 3099 public String[] getSystemSharedLibraryNames() { 3100 Set<String> libSet; 3101 synchronized (mPackages) { 3102 libSet = mSharedLibraries.keySet(); 3103 int size = libSet.size(); 3104 if (size > 0) { 3105 String[] libs = new String[size]; 3106 libSet.toArray(libs); 3107 return libs; 3108 } 3109 } 3110 return null; 3111 } 3112 3113 /** 3114 * @hide 3115 */ 3116 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3117 synchronized (mPackages) { 3118 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3119 if (lib != null && lib.apk != null) { 3120 return mPackages.get(lib.apk); 3121 } 3122 } 3123 return null; 3124 } 3125 3126 @Override 3127 public FeatureInfo[] getSystemAvailableFeatures() { 3128 Collection<FeatureInfo> featSet; 3129 synchronized (mPackages) { 3130 featSet = mAvailableFeatures.values(); 3131 int size = featSet.size(); 3132 if (size > 0) { 3133 FeatureInfo[] features = new FeatureInfo[size+1]; 3134 featSet.toArray(features); 3135 FeatureInfo fi = new FeatureInfo(); 3136 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3137 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3138 features[size] = fi; 3139 return features; 3140 } 3141 } 3142 return null; 3143 } 3144 3145 @Override 3146 public boolean hasSystemFeature(String name) { 3147 synchronized (mPackages) { 3148 return mAvailableFeatures.containsKey(name); 3149 } 3150 } 3151 3152 private void checkValidCaller(int uid, int userId) { 3153 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3154 return; 3155 3156 throw new SecurityException("Caller uid=" + uid 3157 + " is not privileged to communicate with user=" + userId); 3158 } 3159 3160 @Override 3161 public int checkPermission(String permName, String pkgName, int userId) { 3162 if (!sUserManager.exists(userId)) { 3163 return PackageManager.PERMISSION_DENIED; 3164 } 3165 3166 synchronized (mPackages) { 3167 final PackageParser.Package p = mPackages.get(pkgName); 3168 if (p != null && p.mExtras != null) { 3169 final PackageSetting ps = (PackageSetting) p.mExtras; 3170 final PermissionsState permissionsState = ps.getPermissionsState(); 3171 if (permissionsState.hasPermission(permName, userId)) { 3172 return PackageManager.PERMISSION_GRANTED; 3173 } 3174 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3175 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3176 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3177 return PackageManager.PERMISSION_GRANTED; 3178 } 3179 } 3180 } 3181 3182 return PackageManager.PERMISSION_DENIED; 3183 } 3184 3185 @Override 3186 public int checkUidPermission(String permName, int uid) { 3187 final int userId = UserHandle.getUserId(uid); 3188 3189 if (!sUserManager.exists(userId)) { 3190 return PackageManager.PERMISSION_DENIED; 3191 } 3192 3193 synchronized (mPackages) { 3194 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3195 if (obj != null) { 3196 final SettingBase ps = (SettingBase) obj; 3197 final PermissionsState permissionsState = ps.getPermissionsState(); 3198 if (permissionsState.hasPermission(permName, userId)) { 3199 return PackageManager.PERMISSION_GRANTED; 3200 } 3201 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3202 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3203 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3204 return PackageManager.PERMISSION_GRANTED; 3205 } 3206 } else { 3207 ArraySet<String> perms = mSystemPermissions.get(uid); 3208 if (perms != null) { 3209 if (perms.contains(permName)) { 3210 return PackageManager.PERMISSION_GRANTED; 3211 } 3212 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3213 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3214 return PackageManager.PERMISSION_GRANTED; 3215 } 3216 } 3217 } 3218 } 3219 3220 return PackageManager.PERMISSION_DENIED; 3221 } 3222 3223 @Override 3224 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3225 if (UserHandle.getCallingUserId() != userId) { 3226 mContext.enforceCallingPermission( 3227 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3228 "isPermissionRevokedByPolicy for user " + userId); 3229 } 3230 3231 if (checkPermission(permission, packageName, userId) 3232 == PackageManager.PERMISSION_GRANTED) { 3233 return false; 3234 } 3235 3236 final long identity = Binder.clearCallingIdentity(); 3237 try { 3238 final int flags = getPermissionFlags(permission, packageName, userId); 3239 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3240 } finally { 3241 Binder.restoreCallingIdentity(identity); 3242 } 3243 } 3244 3245 @Override 3246 public String getPermissionControllerPackageName() { 3247 synchronized (mPackages) { 3248 return mRequiredInstallerPackage; 3249 } 3250 } 3251 3252 /** 3253 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3254 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3255 * @param checkShell TODO(yamasani): 3256 * @param message the message to log on security exception 3257 */ 3258 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3259 boolean checkShell, String message) { 3260 if (userId < 0) { 3261 throw new IllegalArgumentException("Invalid userId " + userId); 3262 } 3263 if (checkShell) { 3264 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3265 } 3266 if (userId == UserHandle.getUserId(callingUid)) return; 3267 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3268 if (requireFullPermission) { 3269 mContext.enforceCallingOrSelfPermission( 3270 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3271 } else { 3272 try { 3273 mContext.enforceCallingOrSelfPermission( 3274 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3275 } catch (SecurityException se) { 3276 mContext.enforceCallingOrSelfPermission( 3277 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3278 } 3279 } 3280 } 3281 } 3282 3283 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3284 if (callingUid == Process.SHELL_UID) { 3285 if (userHandle >= 0 3286 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3287 throw new SecurityException("Shell does not have permission to access user " 3288 + userHandle); 3289 } else if (userHandle < 0) { 3290 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3291 + Debug.getCallers(3)); 3292 } 3293 } 3294 } 3295 3296 private BasePermission findPermissionTreeLP(String permName) { 3297 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3298 if (permName.startsWith(bp.name) && 3299 permName.length() > bp.name.length() && 3300 permName.charAt(bp.name.length()) == '.') { 3301 return bp; 3302 } 3303 } 3304 return null; 3305 } 3306 3307 private BasePermission checkPermissionTreeLP(String permName) { 3308 if (permName != null) { 3309 BasePermission bp = findPermissionTreeLP(permName); 3310 if (bp != null) { 3311 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3312 return bp; 3313 } 3314 throw new SecurityException("Calling uid " 3315 + Binder.getCallingUid() 3316 + " is not allowed to add to permission tree " 3317 + bp.name + " owned by uid " + bp.uid); 3318 } 3319 } 3320 throw new SecurityException("No permission tree found for " + permName); 3321 } 3322 3323 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3324 if (s1 == null) { 3325 return s2 == null; 3326 } 3327 if (s2 == null) { 3328 return false; 3329 } 3330 if (s1.getClass() != s2.getClass()) { 3331 return false; 3332 } 3333 return s1.equals(s2); 3334 } 3335 3336 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3337 if (pi1.icon != pi2.icon) return false; 3338 if (pi1.logo != pi2.logo) return false; 3339 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3340 if (!compareStrings(pi1.name, pi2.name)) return false; 3341 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3342 // We'll take care of setting this one. 3343 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3344 // These are not currently stored in settings. 3345 //if (!compareStrings(pi1.group, pi2.group)) return false; 3346 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3347 //if (pi1.labelRes != pi2.labelRes) return false; 3348 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3349 return true; 3350 } 3351 3352 int permissionInfoFootprint(PermissionInfo info) { 3353 int size = info.name.length(); 3354 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3355 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3356 return size; 3357 } 3358 3359 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3360 int size = 0; 3361 for (BasePermission perm : mSettings.mPermissions.values()) { 3362 if (perm.uid == tree.uid) { 3363 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3364 } 3365 } 3366 return size; 3367 } 3368 3369 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3370 // We calculate the max size of permissions defined by this uid and throw 3371 // if that plus the size of 'info' would exceed our stated maximum. 3372 if (tree.uid != Process.SYSTEM_UID) { 3373 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3374 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3375 throw new SecurityException("Permission tree size cap exceeded"); 3376 } 3377 } 3378 } 3379 3380 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3381 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3382 throw new SecurityException("Label must be specified in permission"); 3383 } 3384 BasePermission tree = checkPermissionTreeLP(info.name); 3385 BasePermission bp = mSettings.mPermissions.get(info.name); 3386 boolean added = bp == null; 3387 boolean changed = true; 3388 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3389 if (added) { 3390 enforcePermissionCapLocked(info, tree); 3391 bp = new BasePermission(info.name, tree.sourcePackage, 3392 BasePermission.TYPE_DYNAMIC); 3393 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3394 throw new SecurityException( 3395 "Not allowed to modify non-dynamic permission " 3396 + info.name); 3397 } else { 3398 if (bp.protectionLevel == fixedLevel 3399 && bp.perm.owner.equals(tree.perm.owner) 3400 && bp.uid == tree.uid 3401 && comparePermissionInfos(bp.perm.info, info)) { 3402 changed = false; 3403 } 3404 } 3405 bp.protectionLevel = fixedLevel; 3406 info = new PermissionInfo(info); 3407 info.protectionLevel = fixedLevel; 3408 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3409 bp.perm.info.packageName = tree.perm.info.packageName; 3410 bp.uid = tree.uid; 3411 if (added) { 3412 mSettings.mPermissions.put(info.name, bp); 3413 } 3414 if (changed) { 3415 if (!async) { 3416 mSettings.writeLPr(); 3417 } else { 3418 scheduleWriteSettingsLocked(); 3419 } 3420 } 3421 return added; 3422 } 3423 3424 @Override 3425 public boolean addPermission(PermissionInfo info) { 3426 synchronized (mPackages) { 3427 return addPermissionLocked(info, false); 3428 } 3429 } 3430 3431 @Override 3432 public boolean addPermissionAsync(PermissionInfo info) { 3433 synchronized (mPackages) { 3434 return addPermissionLocked(info, true); 3435 } 3436 } 3437 3438 @Override 3439 public void removePermission(String name) { 3440 synchronized (mPackages) { 3441 checkPermissionTreeLP(name); 3442 BasePermission bp = mSettings.mPermissions.get(name); 3443 if (bp != null) { 3444 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3445 throw new SecurityException( 3446 "Not allowed to modify non-dynamic permission " 3447 + name); 3448 } 3449 mSettings.mPermissions.remove(name); 3450 mSettings.writeLPr(); 3451 } 3452 } 3453 } 3454 3455 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3456 BasePermission bp) { 3457 int index = pkg.requestedPermissions.indexOf(bp.name); 3458 if (index == -1) { 3459 throw new SecurityException("Package " + pkg.packageName 3460 + " has not requested permission " + bp.name); 3461 } 3462 if (!bp.isRuntime() && !bp.isDevelopment()) { 3463 throw new SecurityException("Permission " + bp.name 3464 + " is not a changeable permission type"); 3465 } 3466 } 3467 3468 @Override 3469 public void grantRuntimePermission(String packageName, String name, final int userId) { 3470 if (!sUserManager.exists(userId)) { 3471 Log.e(TAG, "No such user:" + userId); 3472 return; 3473 } 3474 3475 mContext.enforceCallingOrSelfPermission( 3476 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3477 "grantRuntimePermission"); 3478 3479 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3480 "grantRuntimePermission"); 3481 3482 final int uid; 3483 final SettingBase sb; 3484 3485 synchronized (mPackages) { 3486 final PackageParser.Package pkg = mPackages.get(packageName); 3487 if (pkg == null) { 3488 throw new IllegalArgumentException("Unknown package: " + packageName); 3489 } 3490 3491 final BasePermission bp = mSettings.mPermissions.get(name); 3492 if (bp == null) { 3493 throw new IllegalArgumentException("Unknown permission: " + name); 3494 } 3495 3496 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3497 3498 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3499 sb = (SettingBase) pkg.mExtras; 3500 if (sb == null) { 3501 throw new IllegalArgumentException("Unknown package: " + packageName); 3502 } 3503 3504 final PermissionsState permissionsState = sb.getPermissionsState(); 3505 3506 final int flags = permissionsState.getPermissionFlags(name, userId); 3507 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3508 throw new SecurityException("Cannot grant system fixed permission: " 3509 + name + " for package: " + packageName); 3510 } 3511 3512 if (bp.isDevelopment()) { 3513 // Development permissions must be handled specially, since they are not 3514 // normal runtime permissions. For now they apply to all users. 3515 if (permissionsState.grantInstallPermission(bp) != 3516 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3517 scheduleWriteSettingsLocked(); 3518 } 3519 return; 3520 } 3521 3522 final int result = permissionsState.grantRuntimePermission(bp, userId); 3523 switch (result) { 3524 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3525 return; 3526 } 3527 3528 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3529 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3530 mHandler.post(new Runnable() { 3531 @Override 3532 public void run() { 3533 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3534 } 3535 }); 3536 } break; 3537 } 3538 3539 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3540 3541 // Not critical if that is lost - app has to request again. 3542 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3543 } 3544 3545 // Only need to do this if user is initialized. Otherwise it's a new user 3546 // and there are no processes running as the user yet and there's no need 3547 // to make an expensive call to remount processes for the changed permissions. 3548 if (READ_EXTERNAL_STORAGE.equals(name) 3549 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3550 final long token = Binder.clearCallingIdentity(); 3551 try { 3552 if (sUserManager.isInitialized(userId)) { 3553 MountServiceInternal mountServiceInternal = LocalServices.getService( 3554 MountServiceInternal.class); 3555 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3556 } 3557 } finally { 3558 Binder.restoreCallingIdentity(token); 3559 } 3560 } 3561 } 3562 3563 @Override 3564 public void revokeRuntimePermission(String packageName, String name, int userId) { 3565 if (!sUserManager.exists(userId)) { 3566 Log.e(TAG, "No such user:" + userId); 3567 return; 3568 } 3569 3570 mContext.enforceCallingOrSelfPermission( 3571 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3572 "revokeRuntimePermission"); 3573 3574 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3575 "revokeRuntimePermission"); 3576 3577 final int appId; 3578 3579 synchronized (mPackages) { 3580 final PackageParser.Package pkg = mPackages.get(packageName); 3581 if (pkg == null) { 3582 throw new IllegalArgumentException("Unknown package: " + packageName); 3583 } 3584 3585 final BasePermission bp = mSettings.mPermissions.get(name); 3586 if (bp == null) { 3587 throw new IllegalArgumentException("Unknown permission: " + name); 3588 } 3589 3590 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3591 3592 SettingBase sb = (SettingBase) pkg.mExtras; 3593 if (sb == null) { 3594 throw new IllegalArgumentException("Unknown package: " + packageName); 3595 } 3596 3597 final PermissionsState permissionsState = sb.getPermissionsState(); 3598 3599 final int flags = permissionsState.getPermissionFlags(name, userId); 3600 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3601 throw new SecurityException("Cannot revoke system fixed permission: " 3602 + name + " for package: " + packageName); 3603 } 3604 3605 if (bp.isDevelopment()) { 3606 // Development permissions must be handled specially, since they are not 3607 // normal runtime permissions. For now they apply to all users. 3608 if (permissionsState.revokeInstallPermission(bp) != 3609 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3610 scheduleWriteSettingsLocked(); 3611 } 3612 return; 3613 } 3614 3615 if (permissionsState.revokeRuntimePermission(bp, userId) == 3616 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3617 return; 3618 } 3619 3620 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3621 3622 // Critical, after this call app should never have the permission. 3623 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3624 3625 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3626 } 3627 3628 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3629 } 3630 3631 @Override 3632 public void resetRuntimePermissions() { 3633 mContext.enforceCallingOrSelfPermission( 3634 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3635 "revokeRuntimePermission"); 3636 3637 int callingUid = Binder.getCallingUid(); 3638 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3639 mContext.enforceCallingOrSelfPermission( 3640 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3641 "resetRuntimePermissions"); 3642 } 3643 3644 synchronized (mPackages) { 3645 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3646 for (int userId : UserManagerService.getInstance().getUserIds()) { 3647 final int packageCount = mPackages.size(); 3648 for (int i = 0; i < packageCount; i++) { 3649 PackageParser.Package pkg = mPackages.valueAt(i); 3650 if (!(pkg.mExtras instanceof PackageSetting)) { 3651 continue; 3652 } 3653 PackageSetting ps = (PackageSetting) pkg.mExtras; 3654 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3655 } 3656 } 3657 } 3658 } 3659 3660 @Override 3661 public int getPermissionFlags(String name, String packageName, int userId) { 3662 if (!sUserManager.exists(userId)) { 3663 return 0; 3664 } 3665 3666 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3667 3668 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3669 "getPermissionFlags"); 3670 3671 synchronized (mPackages) { 3672 final PackageParser.Package pkg = mPackages.get(packageName); 3673 if (pkg == null) { 3674 throw new IllegalArgumentException("Unknown package: " + packageName); 3675 } 3676 3677 final BasePermission bp = mSettings.mPermissions.get(name); 3678 if (bp == null) { 3679 throw new IllegalArgumentException("Unknown permission: " + name); 3680 } 3681 3682 SettingBase sb = (SettingBase) pkg.mExtras; 3683 if (sb == null) { 3684 throw new IllegalArgumentException("Unknown package: " + packageName); 3685 } 3686 3687 PermissionsState permissionsState = sb.getPermissionsState(); 3688 return permissionsState.getPermissionFlags(name, userId); 3689 } 3690 } 3691 3692 @Override 3693 public void updatePermissionFlags(String name, String packageName, int flagMask, 3694 int flagValues, int userId) { 3695 if (!sUserManager.exists(userId)) { 3696 return; 3697 } 3698 3699 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3700 3701 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3702 "updatePermissionFlags"); 3703 3704 // Only the system can change these flags and nothing else. 3705 if (getCallingUid() != Process.SYSTEM_UID) { 3706 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3707 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3708 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3709 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3710 } 3711 3712 synchronized (mPackages) { 3713 final PackageParser.Package pkg = mPackages.get(packageName); 3714 if (pkg == null) { 3715 throw new IllegalArgumentException("Unknown package: " + packageName); 3716 } 3717 3718 final BasePermission bp = mSettings.mPermissions.get(name); 3719 if (bp == null) { 3720 throw new IllegalArgumentException("Unknown permission: " + name); 3721 } 3722 3723 SettingBase sb = (SettingBase) pkg.mExtras; 3724 if (sb == null) { 3725 throw new IllegalArgumentException("Unknown package: " + packageName); 3726 } 3727 3728 PermissionsState permissionsState = sb.getPermissionsState(); 3729 3730 // Only the package manager can change flags for system component permissions. 3731 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3732 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3733 return; 3734 } 3735 3736 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3737 3738 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3739 // Install and runtime permissions are stored in different places, 3740 // so figure out what permission changed and persist the change. 3741 if (permissionsState.getInstallPermissionState(name) != null) { 3742 scheduleWriteSettingsLocked(); 3743 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3744 || hadState) { 3745 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3746 } 3747 } 3748 } 3749 } 3750 3751 /** 3752 * Update the permission flags for all packages and runtime permissions of a user in order 3753 * to allow device or profile owner to remove POLICY_FIXED. 3754 */ 3755 @Override 3756 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3757 if (!sUserManager.exists(userId)) { 3758 return; 3759 } 3760 3761 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3762 3763 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3764 "updatePermissionFlagsForAllApps"); 3765 3766 // Only the system can change system fixed flags. 3767 if (getCallingUid() != Process.SYSTEM_UID) { 3768 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3769 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3770 } 3771 3772 synchronized (mPackages) { 3773 boolean changed = false; 3774 final int packageCount = mPackages.size(); 3775 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3776 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3777 SettingBase sb = (SettingBase) pkg.mExtras; 3778 if (sb == null) { 3779 continue; 3780 } 3781 PermissionsState permissionsState = sb.getPermissionsState(); 3782 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3783 userId, flagMask, flagValues); 3784 } 3785 if (changed) { 3786 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3787 } 3788 } 3789 } 3790 3791 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3792 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3793 != PackageManager.PERMISSION_GRANTED 3794 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3795 != PackageManager.PERMISSION_GRANTED) { 3796 throw new SecurityException(message + " requires " 3797 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3798 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3799 } 3800 } 3801 3802 @Override 3803 public boolean shouldShowRequestPermissionRationale(String permissionName, 3804 String packageName, int userId) { 3805 if (UserHandle.getCallingUserId() != userId) { 3806 mContext.enforceCallingPermission( 3807 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3808 "canShowRequestPermissionRationale for user " + userId); 3809 } 3810 3811 final int uid = getPackageUid(packageName, userId); 3812 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3813 return false; 3814 } 3815 3816 if (checkPermission(permissionName, packageName, userId) 3817 == PackageManager.PERMISSION_GRANTED) { 3818 return false; 3819 } 3820 3821 final int flags; 3822 3823 final long identity = Binder.clearCallingIdentity(); 3824 try { 3825 flags = getPermissionFlags(permissionName, 3826 packageName, userId); 3827 } finally { 3828 Binder.restoreCallingIdentity(identity); 3829 } 3830 3831 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3832 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3833 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3834 3835 if ((flags & fixedFlags) != 0) { 3836 return false; 3837 } 3838 3839 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3840 } 3841 3842 @Override 3843 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3844 mContext.enforceCallingOrSelfPermission( 3845 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3846 "addOnPermissionsChangeListener"); 3847 3848 synchronized (mPackages) { 3849 mOnPermissionChangeListeners.addListenerLocked(listener); 3850 } 3851 } 3852 3853 @Override 3854 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3855 synchronized (mPackages) { 3856 mOnPermissionChangeListeners.removeListenerLocked(listener); 3857 } 3858 } 3859 3860 @Override 3861 public boolean isProtectedBroadcast(String actionName) { 3862 synchronized (mPackages) { 3863 return mProtectedBroadcasts.contains(actionName); 3864 } 3865 } 3866 3867 @Override 3868 public int checkSignatures(String pkg1, String pkg2) { 3869 synchronized (mPackages) { 3870 final PackageParser.Package p1 = mPackages.get(pkg1); 3871 final PackageParser.Package p2 = mPackages.get(pkg2); 3872 if (p1 == null || p1.mExtras == null 3873 || p2 == null || p2.mExtras == null) { 3874 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3875 } 3876 return compareSignatures(p1.mSignatures, p2.mSignatures); 3877 } 3878 } 3879 3880 @Override 3881 public int checkUidSignatures(int uid1, int uid2) { 3882 // Map to base uids. 3883 uid1 = UserHandle.getAppId(uid1); 3884 uid2 = UserHandle.getAppId(uid2); 3885 // reader 3886 synchronized (mPackages) { 3887 Signature[] s1; 3888 Signature[] s2; 3889 Object obj = mSettings.getUserIdLPr(uid1); 3890 if (obj != null) { 3891 if (obj instanceof SharedUserSetting) { 3892 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3893 } else if (obj instanceof PackageSetting) { 3894 s1 = ((PackageSetting)obj).signatures.mSignatures; 3895 } else { 3896 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3897 } 3898 } else { 3899 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3900 } 3901 obj = mSettings.getUserIdLPr(uid2); 3902 if (obj != null) { 3903 if (obj instanceof SharedUserSetting) { 3904 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3905 } else if (obj instanceof PackageSetting) { 3906 s2 = ((PackageSetting)obj).signatures.mSignatures; 3907 } else { 3908 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3909 } 3910 } else { 3911 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3912 } 3913 return compareSignatures(s1, s2); 3914 } 3915 } 3916 3917 private void killUid(int appId, int userId, String reason) { 3918 final long identity = Binder.clearCallingIdentity(); 3919 try { 3920 IActivityManager am = ActivityManagerNative.getDefault(); 3921 if (am != null) { 3922 try { 3923 am.killUid(appId, userId, reason); 3924 } catch (RemoteException e) { 3925 /* ignore - same process */ 3926 } 3927 } 3928 } finally { 3929 Binder.restoreCallingIdentity(identity); 3930 } 3931 } 3932 3933 /** 3934 * Compares two sets of signatures. Returns: 3935 * <br /> 3936 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3937 * <br /> 3938 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3939 * <br /> 3940 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3941 * <br /> 3942 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3943 * <br /> 3944 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3945 */ 3946 static int compareSignatures(Signature[] s1, Signature[] s2) { 3947 if (s1 == null) { 3948 return s2 == null 3949 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3950 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3951 } 3952 3953 if (s2 == null) { 3954 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3955 } 3956 3957 if (s1.length != s2.length) { 3958 return PackageManager.SIGNATURE_NO_MATCH; 3959 } 3960 3961 // Since both signature sets are of size 1, we can compare without HashSets. 3962 if (s1.length == 1) { 3963 return s1[0].equals(s2[0]) ? 3964 PackageManager.SIGNATURE_MATCH : 3965 PackageManager.SIGNATURE_NO_MATCH; 3966 } 3967 3968 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3969 for (Signature sig : s1) { 3970 set1.add(sig); 3971 } 3972 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3973 for (Signature sig : s2) { 3974 set2.add(sig); 3975 } 3976 // Make sure s2 contains all signatures in s1. 3977 if (set1.equals(set2)) { 3978 return PackageManager.SIGNATURE_MATCH; 3979 } 3980 return PackageManager.SIGNATURE_NO_MATCH; 3981 } 3982 3983 /** 3984 * If the database version for this type of package (internal storage or 3985 * external storage) is less than the version where package signatures 3986 * were updated, return true. 3987 */ 3988 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3989 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3990 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3991 } 3992 3993 /** 3994 * Used for backward compatibility to make sure any packages with 3995 * certificate chains get upgraded to the new style. {@code existingSigs} 3996 * will be in the old format (since they were stored on disk from before the 3997 * system upgrade) and {@code scannedSigs} will be in the newer format. 3998 */ 3999 private int compareSignaturesCompat(PackageSignatures existingSigs, 4000 PackageParser.Package scannedPkg) { 4001 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4002 return PackageManager.SIGNATURE_NO_MATCH; 4003 } 4004 4005 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4006 for (Signature sig : existingSigs.mSignatures) { 4007 existingSet.add(sig); 4008 } 4009 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4010 for (Signature sig : scannedPkg.mSignatures) { 4011 try { 4012 Signature[] chainSignatures = sig.getChainSignatures(); 4013 for (Signature chainSig : chainSignatures) { 4014 scannedCompatSet.add(chainSig); 4015 } 4016 } catch (CertificateEncodingException e) { 4017 scannedCompatSet.add(sig); 4018 } 4019 } 4020 /* 4021 * Make sure the expanded scanned set contains all signatures in the 4022 * existing one. 4023 */ 4024 if (scannedCompatSet.equals(existingSet)) { 4025 // Migrate the old signatures to the new scheme. 4026 existingSigs.assignSignatures(scannedPkg.mSignatures); 4027 // The new KeySets will be re-added later in the scanning process. 4028 synchronized (mPackages) { 4029 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4030 } 4031 return PackageManager.SIGNATURE_MATCH; 4032 } 4033 return PackageManager.SIGNATURE_NO_MATCH; 4034 } 4035 4036 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4037 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4038 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4039 } 4040 4041 private int compareSignaturesRecover(PackageSignatures existingSigs, 4042 PackageParser.Package scannedPkg) { 4043 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4044 return PackageManager.SIGNATURE_NO_MATCH; 4045 } 4046 4047 String msg = null; 4048 try { 4049 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4050 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4051 + scannedPkg.packageName); 4052 return PackageManager.SIGNATURE_MATCH; 4053 } 4054 } catch (CertificateException e) { 4055 msg = e.getMessage(); 4056 } 4057 4058 logCriticalInfo(Log.INFO, 4059 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4060 return PackageManager.SIGNATURE_NO_MATCH; 4061 } 4062 4063 @Override 4064 public String[] getPackagesForUid(int uid) { 4065 uid = UserHandle.getAppId(uid); 4066 // reader 4067 synchronized (mPackages) { 4068 Object obj = mSettings.getUserIdLPr(uid); 4069 if (obj instanceof SharedUserSetting) { 4070 final SharedUserSetting sus = (SharedUserSetting) obj; 4071 final int N = sus.packages.size(); 4072 final String[] res = new String[N]; 4073 final Iterator<PackageSetting> it = sus.packages.iterator(); 4074 int i = 0; 4075 while (it.hasNext()) { 4076 res[i++] = it.next().name; 4077 } 4078 return res; 4079 } else if (obj instanceof PackageSetting) { 4080 final PackageSetting ps = (PackageSetting) obj; 4081 return new String[] { ps.name }; 4082 } 4083 } 4084 return null; 4085 } 4086 4087 @Override 4088 public String getNameForUid(int uid) { 4089 // reader 4090 synchronized (mPackages) { 4091 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4092 if (obj instanceof SharedUserSetting) { 4093 final SharedUserSetting sus = (SharedUserSetting) obj; 4094 return sus.name + ":" + sus.userId; 4095 } else if (obj instanceof PackageSetting) { 4096 final PackageSetting ps = (PackageSetting) obj; 4097 return ps.name; 4098 } 4099 } 4100 return null; 4101 } 4102 4103 @Override 4104 public int getUidForSharedUser(String sharedUserName) { 4105 if(sharedUserName == null) { 4106 return -1; 4107 } 4108 // reader 4109 synchronized (mPackages) { 4110 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4111 if (suid == null) { 4112 return -1; 4113 } 4114 return suid.userId; 4115 } 4116 } 4117 4118 @Override 4119 public int getFlagsForUid(int uid) { 4120 synchronized (mPackages) { 4121 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4122 if (obj instanceof SharedUserSetting) { 4123 final SharedUserSetting sus = (SharedUserSetting) obj; 4124 return sus.pkgFlags; 4125 } else if (obj instanceof PackageSetting) { 4126 final PackageSetting ps = (PackageSetting) obj; 4127 return ps.pkgFlags; 4128 } 4129 } 4130 return 0; 4131 } 4132 4133 @Override 4134 public int getPrivateFlagsForUid(int uid) { 4135 synchronized (mPackages) { 4136 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4137 if (obj instanceof SharedUserSetting) { 4138 final SharedUserSetting sus = (SharedUserSetting) obj; 4139 return sus.pkgPrivateFlags; 4140 } else if (obj instanceof PackageSetting) { 4141 final PackageSetting ps = (PackageSetting) obj; 4142 return ps.pkgPrivateFlags; 4143 } 4144 } 4145 return 0; 4146 } 4147 4148 @Override 4149 public boolean isUidPrivileged(int uid) { 4150 uid = UserHandle.getAppId(uid); 4151 // reader 4152 synchronized (mPackages) { 4153 Object obj = mSettings.getUserIdLPr(uid); 4154 if (obj instanceof SharedUserSetting) { 4155 final SharedUserSetting sus = (SharedUserSetting) obj; 4156 final Iterator<PackageSetting> it = sus.packages.iterator(); 4157 while (it.hasNext()) { 4158 if (it.next().isPrivileged()) { 4159 return true; 4160 } 4161 } 4162 } else if (obj instanceof PackageSetting) { 4163 final PackageSetting ps = (PackageSetting) obj; 4164 return ps.isPrivileged(); 4165 } 4166 } 4167 return false; 4168 } 4169 4170 @Override 4171 public String[] getAppOpPermissionPackages(String permissionName) { 4172 synchronized (mPackages) { 4173 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4174 if (pkgs == null) { 4175 return null; 4176 } 4177 return pkgs.toArray(new String[pkgs.size()]); 4178 } 4179 } 4180 4181 @Override 4182 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4183 int flags, int userId) { 4184 if (!sUserManager.exists(userId)) return null; 4185 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4186 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4187 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4188 } 4189 4190 @Override 4191 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4192 IntentFilter filter, int match, ComponentName activity) { 4193 final int userId = UserHandle.getCallingUserId(); 4194 if (DEBUG_PREFERRED) { 4195 Log.v(TAG, "setLastChosenActivity intent=" + intent 4196 + " resolvedType=" + resolvedType 4197 + " flags=" + flags 4198 + " filter=" + filter 4199 + " match=" + match 4200 + " activity=" + activity); 4201 filter.dump(new PrintStreamPrinter(System.out), " "); 4202 } 4203 intent.setComponent(null); 4204 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4205 // Find any earlier preferred or last chosen entries and nuke them 4206 findPreferredActivity(intent, resolvedType, 4207 flags, query, 0, false, true, false, userId); 4208 // Add the new activity as the last chosen for this filter 4209 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4210 "Setting last chosen"); 4211 } 4212 4213 @Override 4214 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4215 final int userId = UserHandle.getCallingUserId(); 4216 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4217 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4218 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4219 false, false, false, userId); 4220 } 4221 4222 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4223 int flags, List<ResolveInfo> query, int userId) { 4224 if (query != null) { 4225 final int N = query.size(); 4226 if (N == 1) { 4227 return query.get(0); 4228 } else if (N > 1) { 4229 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4230 // If there is more than one activity with the same priority, 4231 // then let the user decide between them. 4232 ResolveInfo r0 = query.get(0); 4233 ResolveInfo r1 = query.get(1); 4234 if (DEBUG_INTENT_MATCHING || debug) { 4235 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4236 + r1.activityInfo.name + "=" + r1.priority); 4237 } 4238 // If the first activity has a higher priority, or a different 4239 // default, then it is always desireable to pick it. 4240 if (r0.priority != r1.priority 4241 || r0.preferredOrder != r1.preferredOrder 4242 || r0.isDefault != r1.isDefault) { 4243 return query.get(0); 4244 } 4245 // If we have saved a preference for a preferred activity for 4246 // this Intent, use that. 4247 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4248 flags, query, r0.priority, true, false, debug, userId); 4249 if (ri != null) { 4250 return ri; 4251 } 4252 if (userId != 0) { 4253 ri = new ResolveInfo(mResolveInfo); 4254 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4255 ri.activityInfo.applicationInfo = new ApplicationInfo( 4256 ri.activityInfo.applicationInfo); 4257 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4258 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4259 return ri; 4260 } 4261 return mResolveInfo; 4262 } 4263 } 4264 return null; 4265 } 4266 4267 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4268 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4269 final int N = query.size(); 4270 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4271 .get(userId); 4272 // Get the list of persistent preferred activities that handle the intent 4273 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4274 List<PersistentPreferredActivity> pprefs = ppir != null 4275 ? ppir.queryIntent(intent, resolvedType, 4276 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4277 : null; 4278 if (pprefs != null && pprefs.size() > 0) { 4279 final int M = pprefs.size(); 4280 for (int i=0; i<M; i++) { 4281 final PersistentPreferredActivity ppa = pprefs.get(i); 4282 if (DEBUG_PREFERRED || debug) { 4283 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4284 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4285 + "\n component=" + ppa.mComponent); 4286 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4287 } 4288 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4289 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4290 if (DEBUG_PREFERRED || debug) { 4291 Slog.v(TAG, "Found persistent preferred activity:"); 4292 if (ai != null) { 4293 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4294 } else { 4295 Slog.v(TAG, " null"); 4296 } 4297 } 4298 if (ai == null) { 4299 // This previously registered persistent preferred activity 4300 // component is no longer known. Ignore it and do NOT remove it. 4301 continue; 4302 } 4303 for (int j=0; j<N; j++) { 4304 final ResolveInfo ri = query.get(j); 4305 if (!ri.activityInfo.applicationInfo.packageName 4306 .equals(ai.applicationInfo.packageName)) { 4307 continue; 4308 } 4309 if (!ri.activityInfo.name.equals(ai.name)) { 4310 continue; 4311 } 4312 // Found a persistent preference that can handle the intent. 4313 if (DEBUG_PREFERRED || debug) { 4314 Slog.v(TAG, "Returning persistent preferred activity: " + 4315 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4316 } 4317 return ri; 4318 } 4319 } 4320 } 4321 return null; 4322 } 4323 4324 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4325 List<ResolveInfo> query, int priority, boolean always, 4326 boolean removeMatches, boolean debug, int userId) { 4327 if (!sUserManager.exists(userId)) return null; 4328 // writer 4329 synchronized (mPackages) { 4330 if (intent.getSelector() != null) { 4331 intent = intent.getSelector(); 4332 } 4333 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4334 4335 // Try to find a matching persistent preferred activity. 4336 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4337 debug, userId); 4338 4339 // If a persistent preferred activity matched, use it. 4340 if (pri != null) { 4341 return pri; 4342 } 4343 4344 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4345 // Get the list of preferred activities that handle the intent 4346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4347 List<PreferredActivity> prefs = pir != null 4348 ? pir.queryIntent(intent, resolvedType, 4349 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4350 : null; 4351 if (prefs != null && prefs.size() > 0) { 4352 boolean changed = false; 4353 try { 4354 // First figure out how good the original match set is. 4355 // We will only allow preferred activities that came 4356 // from the same match quality. 4357 int match = 0; 4358 4359 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4360 4361 final int N = query.size(); 4362 for (int j=0; j<N; j++) { 4363 final ResolveInfo ri = query.get(j); 4364 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4365 + ": 0x" + Integer.toHexString(match)); 4366 if (ri.match > match) { 4367 match = ri.match; 4368 } 4369 } 4370 4371 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4372 + Integer.toHexString(match)); 4373 4374 match &= IntentFilter.MATCH_CATEGORY_MASK; 4375 final int M = prefs.size(); 4376 for (int i=0; i<M; i++) { 4377 final PreferredActivity pa = prefs.get(i); 4378 if (DEBUG_PREFERRED || debug) { 4379 Slog.v(TAG, "Checking PreferredActivity ds=" 4380 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4381 + "\n component=" + pa.mPref.mComponent); 4382 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4383 } 4384 if (pa.mPref.mMatch != match) { 4385 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4386 + Integer.toHexString(pa.mPref.mMatch)); 4387 continue; 4388 } 4389 // If it's not an "always" type preferred activity and that's what we're 4390 // looking for, skip it. 4391 if (always && !pa.mPref.mAlways) { 4392 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4393 continue; 4394 } 4395 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4396 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4397 if (DEBUG_PREFERRED || debug) { 4398 Slog.v(TAG, "Found preferred activity:"); 4399 if (ai != null) { 4400 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4401 } else { 4402 Slog.v(TAG, " null"); 4403 } 4404 } 4405 if (ai == null) { 4406 // This previously registered preferred activity 4407 // component is no longer known. Most likely an update 4408 // to the app was installed and in the new version this 4409 // component no longer exists. Clean it up by removing 4410 // it from the preferred activities list, and skip it. 4411 Slog.w(TAG, "Removing dangling preferred activity: " 4412 + pa.mPref.mComponent); 4413 pir.removeFilter(pa); 4414 changed = true; 4415 continue; 4416 } 4417 for (int j=0; j<N; j++) { 4418 final ResolveInfo ri = query.get(j); 4419 if (!ri.activityInfo.applicationInfo.packageName 4420 .equals(ai.applicationInfo.packageName)) { 4421 continue; 4422 } 4423 if (!ri.activityInfo.name.equals(ai.name)) { 4424 continue; 4425 } 4426 4427 if (removeMatches) { 4428 pir.removeFilter(pa); 4429 changed = true; 4430 if (DEBUG_PREFERRED) { 4431 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4432 } 4433 break; 4434 } 4435 4436 // Okay we found a previously set preferred or last chosen app. 4437 // If the result set is different from when this 4438 // was created, we need to clear it and re-ask the 4439 // user their preference, if we're looking for an "always" type entry. 4440 if (always && !pa.mPref.sameSet(query)) { 4441 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4442 + intent + " type " + resolvedType); 4443 if (DEBUG_PREFERRED) { 4444 Slog.v(TAG, "Removing preferred activity since set changed " 4445 + pa.mPref.mComponent); 4446 } 4447 pir.removeFilter(pa); 4448 // Re-add the filter as a "last chosen" entry (!always) 4449 PreferredActivity lastChosen = new PreferredActivity( 4450 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4451 pir.addFilter(lastChosen); 4452 changed = true; 4453 return null; 4454 } 4455 4456 // Yay! Either the set matched or we're looking for the last chosen 4457 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4458 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4459 return ri; 4460 } 4461 } 4462 } finally { 4463 if (changed) { 4464 if (DEBUG_PREFERRED) { 4465 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4466 } 4467 scheduleWritePackageRestrictionsLocked(userId); 4468 } 4469 } 4470 } 4471 } 4472 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4473 return null; 4474 } 4475 4476 /* 4477 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4478 */ 4479 @Override 4480 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4481 int targetUserId) { 4482 mContext.enforceCallingOrSelfPermission( 4483 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4484 List<CrossProfileIntentFilter> matches = 4485 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4486 if (matches != null) { 4487 int size = matches.size(); 4488 for (int i = 0; i < size; i++) { 4489 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4490 } 4491 } 4492 if (hasWebURI(intent)) { 4493 // cross-profile app linking works only towards the parent. 4494 final UserInfo parent = getProfileParent(sourceUserId); 4495 synchronized(mPackages) { 4496 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4497 intent, resolvedType, 0, sourceUserId, parent.id); 4498 return xpDomainInfo != null; 4499 } 4500 } 4501 return false; 4502 } 4503 4504 private UserInfo getProfileParent(int userId) { 4505 final long identity = Binder.clearCallingIdentity(); 4506 try { 4507 return sUserManager.getProfileParent(userId); 4508 } finally { 4509 Binder.restoreCallingIdentity(identity); 4510 } 4511 } 4512 4513 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4514 String resolvedType, int userId) { 4515 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4516 if (resolver != null) { 4517 return resolver.queryIntent(intent, resolvedType, false, userId); 4518 } 4519 return null; 4520 } 4521 4522 @Override 4523 public List<ResolveInfo> queryIntentActivities(Intent intent, 4524 String resolvedType, int flags, int userId) { 4525 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4526 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4527 ComponentName comp = intent.getComponent(); 4528 if (comp == null) { 4529 if (intent.getSelector() != null) { 4530 intent = intent.getSelector(); 4531 comp = intent.getComponent(); 4532 } 4533 } 4534 4535 if (comp != null) { 4536 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4537 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4538 if (ai != null) { 4539 final ResolveInfo ri = new ResolveInfo(); 4540 ri.activityInfo = ai; 4541 list.add(ri); 4542 } 4543 return list; 4544 } 4545 4546 // reader 4547 synchronized (mPackages) { 4548 final String pkgName = intent.getPackage(); 4549 if (pkgName == null) { 4550 List<CrossProfileIntentFilter> matchingFilters = 4551 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4552 // Check for results that need to skip the current profile. 4553 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4554 resolvedType, flags, userId); 4555 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4556 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4557 result.add(xpResolveInfo); 4558 return filterIfNotPrimaryUser(result, userId); 4559 } 4560 4561 // Check for results in the current profile. 4562 List<ResolveInfo> result = mActivities.queryIntent( 4563 intent, resolvedType, flags, userId); 4564 4565 // Check for cross profile results. 4566 xpResolveInfo = queryCrossProfileIntents( 4567 matchingFilters, intent, resolvedType, flags, userId); 4568 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4569 result.add(xpResolveInfo); 4570 Collections.sort(result, mResolvePrioritySorter); 4571 } 4572 result = filterIfNotPrimaryUser(result, userId); 4573 if (hasWebURI(intent)) { 4574 CrossProfileDomainInfo xpDomainInfo = null; 4575 final UserInfo parent = getProfileParent(userId); 4576 if (parent != null) { 4577 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4578 flags, userId, parent.id); 4579 } 4580 if (xpDomainInfo != null) { 4581 if (xpResolveInfo != null) { 4582 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4583 // in the result. 4584 result.remove(xpResolveInfo); 4585 } 4586 if (result.size() == 0) { 4587 result.add(xpDomainInfo.resolveInfo); 4588 return result; 4589 } 4590 } else if (result.size() <= 1) { 4591 return result; 4592 } 4593 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4594 xpDomainInfo, userId); 4595 Collections.sort(result, mResolvePrioritySorter); 4596 } 4597 return result; 4598 } 4599 final PackageParser.Package pkg = mPackages.get(pkgName); 4600 if (pkg != null) { 4601 return filterIfNotPrimaryUser( 4602 mActivities.queryIntentForPackage( 4603 intent, resolvedType, flags, pkg.activities, userId), 4604 userId); 4605 } 4606 return new ArrayList<ResolveInfo>(); 4607 } 4608 } 4609 4610 private static class CrossProfileDomainInfo { 4611 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4612 ResolveInfo resolveInfo; 4613 /* Best domain verification status of the activities found in the other profile */ 4614 int bestDomainVerificationStatus; 4615 } 4616 4617 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4618 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4619 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4620 sourceUserId)) { 4621 return null; 4622 } 4623 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4624 resolvedType, flags, parentUserId); 4625 4626 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4627 return null; 4628 } 4629 CrossProfileDomainInfo result = null; 4630 int size = resultTargetUser.size(); 4631 for (int i = 0; i < size; i++) { 4632 ResolveInfo riTargetUser = resultTargetUser.get(i); 4633 // Intent filter verification is only for filters that specify a host. So don't return 4634 // those that handle all web uris. 4635 if (riTargetUser.handleAllWebDataURI) { 4636 continue; 4637 } 4638 String packageName = riTargetUser.activityInfo.packageName; 4639 PackageSetting ps = mSettings.mPackages.get(packageName); 4640 if (ps == null) { 4641 continue; 4642 } 4643 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4644 int status = (int)(verificationState >> 32); 4645 if (result == null) { 4646 result = new CrossProfileDomainInfo(); 4647 result.resolveInfo = 4648 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4649 result.bestDomainVerificationStatus = status; 4650 } else { 4651 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4652 result.bestDomainVerificationStatus); 4653 } 4654 } 4655 // Don't consider matches with status NEVER across profiles. 4656 if (result != null && result.bestDomainVerificationStatus 4657 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4658 return null; 4659 } 4660 return result; 4661 } 4662 4663 /** 4664 * Verification statuses are ordered from the worse to the best, except for 4665 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4666 */ 4667 private int bestDomainVerificationStatus(int status1, int status2) { 4668 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4669 return status2; 4670 } 4671 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4672 return status1; 4673 } 4674 return (int) MathUtils.max(status1, status2); 4675 } 4676 4677 private boolean isUserEnabled(int userId) { 4678 long callingId = Binder.clearCallingIdentity(); 4679 try { 4680 UserInfo userInfo = sUserManager.getUserInfo(userId); 4681 return userInfo != null && userInfo.isEnabled(); 4682 } finally { 4683 Binder.restoreCallingIdentity(callingId); 4684 } 4685 } 4686 4687 /** 4688 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4689 * 4690 * @return filtered list 4691 */ 4692 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4693 if (userId == UserHandle.USER_OWNER) { 4694 return resolveInfos; 4695 } 4696 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4697 ResolveInfo info = resolveInfos.get(i); 4698 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4699 resolveInfos.remove(i); 4700 } 4701 } 4702 return resolveInfos; 4703 } 4704 4705 private static boolean hasWebURI(Intent intent) { 4706 if (intent.getData() == null) { 4707 return false; 4708 } 4709 final String scheme = intent.getScheme(); 4710 if (TextUtils.isEmpty(scheme)) { 4711 return false; 4712 } 4713 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4714 } 4715 4716 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4717 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4718 int userId) { 4719 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4720 4721 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4722 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4723 candidates.size()); 4724 } 4725 4726 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4727 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4728 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4729 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4730 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4731 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4732 4733 synchronized (mPackages) { 4734 final int count = candidates.size(); 4735 // First, try to use linked apps. Partition the candidates into four lists: 4736 // one for the final results, one for the "do not use ever", one for "undefined status" 4737 // and finally one for "browser app type". 4738 for (int n=0; n<count; n++) { 4739 ResolveInfo info = candidates.get(n); 4740 String packageName = info.activityInfo.packageName; 4741 PackageSetting ps = mSettings.mPackages.get(packageName); 4742 if (ps != null) { 4743 // Add to the special match all list (Browser use case) 4744 if (info.handleAllWebDataURI) { 4745 matchAllList.add(info); 4746 continue; 4747 } 4748 // Try to get the status from User settings first 4749 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4750 int status = (int)(packedStatus >> 32); 4751 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4752 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4753 if (DEBUG_DOMAIN_VERIFICATION) { 4754 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4755 + " : linkgen=" + linkGeneration); 4756 } 4757 // Use link-enabled generation as preferredOrder, i.e. 4758 // prefer newly-enabled over earlier-enabled. 4759 info.preferredOrder = linkGeneration; 4760 alwaysList.add(info); 4761 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4762 if (DEBUG_DOMAIN_VERIFICATION) { 4763 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4764 } 4765 neverList.add(info); 4766 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4767 if (DEBUG_DOMAIN_VERIFICATION) { 4768 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4769 } 4770 alwaysAskList.add(info); 4771 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4772 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4773 if (DEBUG_DOMAIN_VERIFICATION) { 4774 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4775 } 4776 undefinedList.add(info); 4777 } 4778 } 4779 } 4780 4781 // We'll want to include browser possibilities in a few cases 4782 boolean includeBrowser = false; 4783 4784 // First try to add the "always" resolution(s) for the current user, if any 4785 if (alwaysList.size() > 0) { 4786 result.addAll(alwaysList); 4787 // if there is an "always" for the parent user, add it. 4788 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4789 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4790 result.add(xpDomainInfo.resolveInfo); 4791 } else { 4792 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4793 result.addAll(undefinedList); 4794 if (xpDomainInfo != null && ( 4795 xpDomainInfo.bestDomainVerificationStatus 4796 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4797 || xpDomainInfo.bestDomainVerificationStatus 4798 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4799 result.add(xpDomainInfo.resolveInfo); 4800 } 4801 includeBrowser = true; 4802 } 4803 4804 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4805 // If there were 'always' entries their preferred order has been set, so we also 4806 // back that off to make the alternatives equivalent 4807 if (alwaysAskList.size() > 0) { 4808 for (ResolveInfo i : result) { 4809 i.preferredOrder = 0; 4810 } 4811 result.addAll(alwaysAskList); 4812 includeBrowser = true; 4813 } 4814 4815 if (includeBrowser) { 4816 // Also add browsers (all of them or only the default one) 4817 if (DEBUG_DOMAIN_VERIFICATION) { 4818 Slog.v(TAG, " ...including browsers in candidate set"); 4819 } 4820 if ((matchFlags & MATCH_ALL) != 0) { 4821 result.addAll(matchAllList); 4822 } else { 4823 // Browser/generic handling case. If there's a default browser, go straight 4824 // to that (but only if there is no other higher-priority match). 4825 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4826 int maxMatchPrio = 0; 4827 ResolveInfo defaultBrowserMatch = null; 4828 final int numCandidates = matchAllList.size(); 4829 for (int n = 0; n < numCandidates; n++) { 4830 ResolveInfo info = matchAllList.get(n); 4831 // track the highest overall match priority... 4832 if (info.priority > maxMatchPrio) { 4833 maxMatchPrio = info.priority; 4834 } 4835 // ...and the highest-priority default browser match 4836 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4837 if (defaultBrowserMatch == null 4838 || (defaultBrowserMatch.priority < info.priority)) { 4839 if (debug) { 4840 Slog.v(TAG, "Considering default browser match " + info); 4841 } 4842 defaultBrowserMatch = info; 4843 } 4844 } 4845 } 4846 if (defaultBrowserMatch != null 4847 && defaultBrowserMatch.priority >= maxMatchPrio 4848 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4849 { 4850 if (debug) { 4851 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4852 } 4853 result.add(defaultBrowserMatch); 4854 } else { 4855 result.addAll(matchAllList); 4856 } 4857 } 4858 4859 // If there is nothing selected, add all candidates and remove the ones that the user 4860 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4861 if (result.size() == 0) { 4862 result.addAll(candidates); 4863 result.removeAll(neverList); 4864 } 4865 } 4866 } 4867 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4868 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4869 result.size()); 4870 for (ResolveInfo info : result) { 4871 Slog.v(TAG, " + " + info.activityInfo); 4872 } 4873 } 4874 return result; 4875 } 4876 4877 // Returns a packed value as a long: 4878 // 4879 // high 'int'-sized word: link status: undefined/ask/never/always. 4880 // low 'int'-sized word: relative priority among 'always' results. 4881 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4882 long result = ps.getDomainVerificationStatusForUser(userId); 4883 // if none available, get the master status 4884 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4885 if (ps.getIntentFilterVerificationInfo() != null) { 4886 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4887 } 4888 } 4889 return result; 4890 } 4891 4892 private ResolveInfo querySkipCurrentProfileIntents( 4893 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4894 int flags, int sourceUserId) { 4895 if (matchingFilters != null) { 4896 int size = matchingFilters.size(); 4897 for (int i = 0; i < size; i ++) { 4898 CrossProfileIntentFilter filter = matchingFilters.get(i); 4899 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4900 // Checking if there are activities in the target user that can handle the 4901 // intent. 4902 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4903 flags, sourceUserId); 4904 if (resolveInfo != null) { 4905 return resolveInfo; 4906 } 4907 } 4908 } 4909 } 4910 return null; 4911 } 4912 4913 // Return matching ResolveInfo if any for skip current profile intent filters. 4914 private ResolveInfo queryCrossProfileIntents( 4915 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4916 int flags, int sourceUserId) { 4917 if (matchingFilters != null) { 4918 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4919 // match the same intent. For performance reasons, it is better not to 4920 // run queryIntent twice for the same userId 4921 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4922 int size = matchingFilters.size(); 4923 for (int i = 0; i < size; i++) { 4924 CrossProfileIntentFilter filter = matchingFilters.get(i); 4925 int targetUserId = filter.getTargetUserId(); 4926 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4927 && !alreadyTriedUserIds.get(targetUserId)) { 4928 // Checking if there are activities in the target user that can handle the 4929 // intent. 4930 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4931 flags, sourceUserId); 4932 if (resolveInfo != null) return resolveInfo; 4933 alreadyTriedUserIds.put(targetUserId, true); 4934 } 4935 } 4936 } 4937 return null; 4938 } 4939 4940 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4941 String resolvedType, int flags, int sourceUserId) { 4942 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4943 resolvedType, flags, filter.getTargetUserId()); 4944 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4945 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4946 } 4947 return null; 4948 } 4949 4950 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4951 int sourceUserId, int targetUserId) { 4952 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4953 String className; 4954 if (targetUserId == UserHandle.USER_OWNER) { 4955 className = FORWARD_INTENT_TO_USER_OWNER; 4956 } else { 4957 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4958 } 4959 ComponentName forwardingActivityComponentName = new ComponentName( 4960 mAndroidApplication.packageName, className); 4961 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4962 sourceUserId); 4963 if (targetUserId == UserHandle.USER_OWNER) { 4964 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4965 forwardingResolveInfo.noResourceId = true; 4966 } 4967 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4968 forwardingResolveInfo.priority = 0; 4969 forwardingResolveInfo.preferredOrder = 0; 4970 forwardingResolveInfo.match = 0; 4971 forwardingResolveInfo.isDefault = true; 4972 forwardingResolveInfo.filter = filter; 4973 forwardingResolveInfo.targetUserId = targetUserId; 4974 return forwardingResolveInfo; 4975 } 4976 4977 @Override 4978 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4979 Intent[] specifics, String[] specificTypes, Intent intent, 4980 String resolvedType, int flags, int userId) { 4981 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4982 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4983 false, "query intent activity options"); 4984 final String resultsAction = intent.getAction(); 4985 4986 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4987 | PackageManager.GET_RESOLVED_FILTER, userId); 4988 4989 if (DEBUG_INTENT_MATCHING) { 4990 Log.v(TAG, "Query " + intent + ": " + results); 4991 } 4992 4993 int specificsPos = 0; 4994 int N; 4995 4996 // todo: note that the algorithm used here is O(N^2). This 4997 // isn't a problem in our current environment, but if we start running 4998 // into situations where we have more than 5 or 10 matches then this 4999 // should probably be changed to something smarter... 5000 5001 // First we go through and resolve each of the specific items 5002 // that were supplied, taking care of removing any corresponding 5003 // duplicate items in the generic resolve list. 5004 if (specifics != null) { 5005 for (int i=0; i<specifics.length; i++) { 5006 final Intent sintent = specifics[i]; 5007 if (sintent == null) { 5008 continue; 5009 } 5010 5011 if (DEBUG_INTENT_MATCHING) { 5012 Log.v(TAG, "Specific #" + i + ": " + sintent); 5013 } 5014 5015 String action = sintent.getAction(); 5016 if (resultsAction != null && resultsAction.equals(action)) { 5017 // If this action was explicitly requested, then don't 5018 // remove things that have it. 5019 action = null; 5020 } 5021 5022 ResolveInfo ri = null; 5023 ActivityInfo ai = null; 5024 5025 ComponentName comp = sintent.getComponent(); 5026 if (comp == null) { 5027 ri = resolveIntent( 5028 sintent, 5029 specificTypes != null ? specificTypes[i] : null, 5030 flags, userId); 5031 if (ri == null) { 5032 continue; 5033 } 5034 if (ri == mResolveInfo) { 5035 // ACK! Must do something better with this. 5036 } 5037 ai = ri.activityInfo; 5038 comp = new ComponentName(ai.applicationInfo.packageName, 5039 ai.name); 5040 } else { 5041 ai = getActivityInfo(comp, flags, userId); 5042 if (ai == null) { 5043 continue; 5044 } 5045 } 5046 5047 // Look for any generic query activities that are duplicates 5048 // of this specific one, and remove them from the results. 5049 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5050 N = results.size(); 5051 int j; 5052 for (j=specificsPos; j<N; j++) { 5053 ResolveInfo sri = results.get(j); 5054 if ((sri.activityInfo.name.equals(comp.getClassName()) 5055 && sri.activityInfo.applicationInfo.packageName.equals( 5056 comp.getPackageName())) 5057 || (action != null && sri.filter.matchAction(action))) { 5058 results.remove(j); 5059 if (DEBUG_INTENT_MATCHING) Log.v( 5060 TAG, "Removing duplicate item from " + j 5061 + " due to specific " + specificsPos); 5062 if (ri == null) { 5063 ri = sri; 5064 } 5065 j--; 5066 N--; 5067 } 5068 } 5069 5070 // Add this specific item to its proper place. 5071 if (ri == null) { 5072 ri = new ResolveInfo(); 5073 ri.activityInfo = ai; 5074 } 5075 results.add(specificsPos, ri); 5076 ri.specificIndex = i; 5077 specificsPos++; 5078 } 5079 } 5080 5081 // Now we go through the remaining generic results and remove any 5082 // duplicate actions that are found here. 5083 N = results.size(); 5084 for (int i=specificsPos; i<N-1; i++) { 5085 final ResolveInfo rii = results.get(i); 5086 if (rii.filter == null) { 5087 continue; 5088 } 5089 5090 // Iterate over all of the actions of this result's intent 5091 // filter... typically this should be just one. 5092 final Iterator<String> it = rii.filter.actionsIterator(); 5093 if (it == null) { 5094 continue; 5095 } 5096 while (it.hasNext()) { 5097 final String action = it.next(); 5098 if (resultsAction != null && resultsAction.equals(action)) { 5099 // If this action was explicitly requested, then don't 5100 // remove things that have it. 5101 continue; 5102 } 5103 for (int j=i+1; j<N; j++) { 5104 final ResolveInfo rij = results.get(j); 5105 if (rij.filter != null && rij.filter.hasAction(action)) { 5106 results.remove(j); 5107 if (DEBUG_INTENT_MATCHING) Log.v( 5108 TAG, "Removing duplicate item from " + j 5109 + " due to action " + action + " at " + i); 5110 j--; 5111 N--; 5112 } 5113 } 5114 } 5115 5116 // If the caller didn't request filter information, drop it now 5117 // so we don't have to marshall/unmarshall it. 5118 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5119 rii.filter = null; 5120 } 5121 } 5122 5123 // Filter out the caller activity if so requested. 5124 if (caller != null) { 5125 N = results.size(); 5126 for (int i=0; i<N; i++) { 5127 ActivityInfo ainfo = results.get(i).activityInfo; 5128 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5129 && caller.getClassName().equals(ainfo.name)) { 5130 results.remove(i); 5131 break; 5132 } 5133 } 5134 } 5135 5136 // If the caller didn't request filter information, 5137 // drop them now so we don't have to 5138 // marshall/unmarshall it. 5139 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5140 N = results.size(); 5141 for (int i=0; i<N; i++) { 5142 results.get(i).filter = null; 5143 } 5144 } 5145 5146 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5147 return results; 5148 } 5149 5150 @Override 5151 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5152 int userId) { 5153 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5154 ComponentName comp = intent.getComponent(); 5155 if (comp == null) { 5156 if (intent.getSelector() != null) { 5157 intent = intent.getSelector(); 5158 comp = intent.getComponent(); 5159 } 5160 } 5161 if (comp != null) { 5162 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5163 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5164 if (ai != null) { 5165 ResolveInfo ri = new ResolveInfo(); 5166 ri.activityInfo = ai; 5167 list.add(ri); 5168 } 5169 return list; 5170 } 5171 5172 // reader 5173 synchronized (mPackages) { 5174 String pkgName = intent.getPackage(); 5175 if (pkgName == null) { 5176 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5177 } 5178 final PackageParser.Package pkg = mPackages.get(pkgName); 5179 if (pkg != null) { 5180 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5181 userId); 5182 } 5183 return null; 5184 } 5185 } 5186 5187 @Override 5188 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5189 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5190 if (!sUserManager.exists(userId)) return null; 5191 if (query != null) { 5192 if (query.size() >= 1) { 5193 // If there is more than one service with the same priority, 5194 // just arbitrarily pick the first one. 5195 return query.get(0); 5196 } 5197 } 5198 return null; 5199 } 5200 5201 @Override 5202 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5203 int userId) { 5204 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5205 ComponentName comp = intent.getComponent(); 5206 if (comp == null) { 5207 if (intent.getSelector() != null) { 5208 intent = intent.getSelector(); 5209 comp = intent.getComponent(); 5210 } 5211 } 5212 if (comp != null) { 5213 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5214 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5215 if (si != null) { 5216 final ResolveInfo ri = new ResolveInfo(); 5217 ri.serviceInfo = si; 5218 list.add(ri); 5219 } 5220 return list; 5221 } 5222 5223 // reader 5224 synchronized (mPackages) { 5225 String pkgName = intent.getPackage(); 5226 if (pkgName == null) { 5227 return mServices.queryIntent(intent, resolvedType, flags, userId); 5228 } 5229 final PackageParser.Package pkg = mPackages.get(pkgName); 5230 if (pkg != null) { 5231 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5232 userId); 5233 } 5234 return null; 5235 } 5236 } 5237 5238 @Override 5239 public List<ResolveInfo> queryIntentContentProviders( 5240 Intent intent, String resolvedType, int flags, int userId) { 5241 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5242 ComponentName comp = intent.getComponent(); 5243 if (comp == null) { 5244 if (intent.getSelector() != null) { 5245 intent = intent.getSelector(); 5246 comp = intent.getComponent(); 5247 } 5248 } 5249 if (comp != null) { 5250 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5251 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5252 if (pi != null) { 5253 final ResolveInfo ri = new ResolveInfo(); 5254 ri.providerInfo = pi; 5255 list.add(ri); 5256 } 5257 return list; 5258 } 5259 5260 // reader 5261 synchronized (mPackages) { 5262 String pkgName = intent.getPackage(); 5263 if (pkgName == null) { 5264 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5265 } 5266 final PackageParser.Package pkg = mPackages.get(pkgName); 5267 if (pkg != null) { 5268 return mProviders.queryIntentForPackage( 5269 intent, resolvedType, flags, pkg.providers, userId); 5270 } 5271 return null; 5272 } 5273 } 5274 5275 @Override 5276 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5277 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5278 5279 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5280 5281 // writer 5282 synchronized (mPackages) { 5283 ArrayList<PackageInfo> list; 5284 if (listUninstalled) { 5285 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5286 for (PackageSetting ps : mSettings.mPackages.values()) { 5287 PackageInfo pi; 5288 if (ps.pkg != null) { 5289 pi = generatePackageInfo(ps.pkg, flags, userId); 5290 } else { 5291 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5292 } 5293 if (pi != null) { 5294 list.add(pi); 5295 } 5296 } 5297 } else { 5298 list = new ArrayList<PackageInfo>(mPackages.size()); 5299 for (PackageParser.Package p : mPackages.values()) { 5300 PackageInfo pi = generatePackageInfo(p, flags, userId); 5301 if (pi != null) { 5302 list.add(pi); 5303 } 5304 } 5305 } 5306 5307 return new ParceledListSlice<PackageInfo>(list); 5308 } 5309 } 5310 5311 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5312 String[] permissions, boolean[] tmp, int flags, int userId) { 5313 int numMatch = 0; 5314 final PermissionsState permissionsState = ps.getPermissionsState(); 5315 for (int i=0; i<permissions.length; i++) { 5316 final String permission = permissions[i]; 5317 if (permissionsState.hasPermission(permission, userId)) { 5318 tmp[i] = true; 5319 numMatch++; 5320 } else { 5321 tmp[i] = false; 5322 } 5323 } 5324 if (numMatch == 0) { 5325 return; 5326 } 5327 PackageInfo pi; 5328 if (ps.pkg != null) { 5329 pi = generatePackageInfo(ps.pkg, flags, userId); 5330 } else { 5331 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5332 } 5333 // The above might return null in cases of uninstalled apps or install-state 5334 // skew across users/profiles. 5335 if (pi != null) { 5336 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5337 if (numMatch == permissions.length) { 5338 pi.requestedPermissions = permissions; 5339 } else { 5340 pi.requestedPermissions = new String[numMatch]; 5341 numMatch = 0; 5342 for (int i=0; i<permissions.length; i++) { 5343 if (tmp[i]) { 5344 pi.requestedPermissions[numMatch] = permissions[i]; 5345 numMatch++; 5346 } 5347 } 5348 } 5349 } 5350 list.add(pi); 5351 } 5352 } 5353 5354 @Override 5355 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5356 String[] permissions, int flags, int userId) { 5357 if (!sUserManager.exists(userId)) return null; 5358 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5359 5360 // writer 5361 synchronized (mPackages) { 5362 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5363 boolean[] tmpBools = new boolean[permissions.length]; 5364 if (listUninstalled) { 5365 for (PackageSetting ps : mSettings.mPackages.values()) { 5366 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5367 } 5368 } else { 5369 for (PackageParser.Package pkg : mPackages.values()) { 5370 PackageSetting ps = (PackageSetting)pkg.mExtras; 5371 if (ps != null) { 5372 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5373 userId); 5374 } 5375 } 5376 } 5377 5378 return new ParceledListSlice<PackageInfo>(list); 5379 } 5380 } 5381 5382 @Override 5383 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5384 if (!sUserManager.exists(userId)) return null; 5385 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5386 5387 // writer 5388 synchronized (mPackages) { 5389 ArrayList<ApplicationInfo> list; 5390 if (listUninstalled) { 5391 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5392 for (PackageSetting ps : mSettings.mPackages.values()) { 5393 ApplicationInfo ai; 5394 if (ps.pkg != null) { 5395 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5396 ps.readUserState(userId), userId); 5397 } else { 5398 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5399 } 5400 if (ai != null) { 5401 list.add(ai); 5402 } 5403 } 5404 } else { 5405 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5406 for (PackageParser.Package p : mPackages.values()) { 5407 if (p.mExtras != null) { 5408 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5409 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5410 if (ai != null) { 5411 list.add(ai); 5412 } 5413 } 5414 } 5415 } 5416 5417 return new ParceledListSlice<ApplicationInfo>(list); 5418 } 5419 } 5420 5421 public List<ApplicationInfo> getPersistentApplications(int flags) { 5422 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5423 5424 // reader 5425 synchronized (mPackages) { 5426 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5427 final int userId = UserHandle.getCallingUserId(); 5428 while (i.hasNext()) { 5429 final PackageParser.Package p = i.next(); 5430 if (p.applicationInfo != null 5431 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5432 && (!mSafeMode || isSystemApp(p))) { 5433 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5434 if (ps != null) { 5435 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5436 ps.readUserState(userId), userId); 5437 if (ai != null) { 5438 finalList.add(ai); 5439 } 5440 } 5441 } 5442 } 5443 } 5444 5445 return finalList; 5446 } 5447 5448 @Override 5449 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5450 if (!sUserManager.exists(userId)) return null; 5451 // reader 5452 synchronized (mPackages) { 5453 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5454 PackageSetting ps = provider != null 5455 ? mSettings.mPackages.get(provider.owner.packageName) 5456 : null; 5457 return ps != null 5458 && mSettings.isEnabledLPr(provider.info, flags, userId) 5459 && (!mSafeMode || (provider.info.applicationInfo.flags 5460 &ApplicationInfo.FLAG_SYSTEM) != 0) 5461 ? PackageParser.generateProviderInfo(provider, flags, 5462 ps.readUserState(userId), userId) 5463 : null; 5464 } 5465 } 5466 5467 /** 5468 * @deprecated 5469 */ 5470 @Deprecated 5471 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5472 // reader 5473 synchronized (mPackages) { 5474 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5475 .entrySet().iterator(); 5476 final int userId = UserHandle.getCallingUserId(); 5477 while (i.hasNext()) { 5478 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5479 PackageParser.Provider p = entry.getValue(); 5480 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5481 5482 if (ps != null && p.syncable 5483 && (!mSafeMode || (p.info.applicationInfo.flags 5484 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5485 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5486 ps.readUserState(userId), userId); 5487 if (info != null) { 5488 outNames.add(entry.getKey()); 5489 outInfo.add(info); 5490 } 5491 } 5492 } 5493 } 5494 } 5495 5496 @Override 5497 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5498 int uid, int flags) { 5499 ArrayList<ProviderInfo> finalList = null; 5500 // reader 5501 synchronized (mPackages) { 5502 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5503 final int userId = processName != null ? 5504 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5505 while (i.hasNext()) { 5506 final PackageParser.Provider p = i.next(); 5507 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5508 if (ps != null && p.info.authority != null 5509 && (processName == null 5510 || (p.info.processName.equals(processName) 5511 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5512 && mSettings.isEnabledLPr(p.info, flags, userId) 5513 && (!mSafeMode 5514 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5515 if (finalList == null) { 5516 finalList = new ArrayList<ProviderInfo>(3); 5517 } 5518 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5519 ps.readUserState(userId), userId); 5520 if (info != null) { 5521 finalList.add(info); 5522 } 5523 } 5524 } 5525 } 5526 5527 if (finalList != null) { 5528 Collections.sort(finalList, mProviderInitOrderSorter); 5529 return new ParceledListSlice<ProviderInfo>(finalList); 5530 } 5531 5532 return null; 5533 } 5534 5535 @Override 5536 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5537 int flags) { 5538 // reader 5539 synchronized (mPackages) { 5540 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5541 return PackageParser.generateInstrumentationInfo(i, flags); 5542 } 5543 } 5544 5545 @Override 5546 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5547 int flags) { 5548 ArrayList<InstrumentationInfo> finalList = 5549 new ArrayList<InstrumentationInfo>(); 5550 5551 // reader 5552 synchronized (mPackages) { 5553 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5554 while (i.hasNext()) { 5555 final PackageParser.Instrumentation p = i.next(); 5556 if (targetPackage == null 5557 || targetPackage.equals(p.info.targetPackage)) { 5558 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5559 flags); 5560 if (ii != null) { 5561 finalList.add(ii); 5562 } 5563 } 5564 } 5565 } 5566 5567 return finalList; 5568 } 5569 5570 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5571 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5572 if (overlays == null) { 5573 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5574 return; 5575 } 5576 for (PackageParser.Package opkg : overlays.values()) { 5577 // Not much to do if idmap fails: we already logged the error 5578 // and we certainly don't want to abort installation of pkg simply 5579 // because an overlay didn't fit properly. For these reasons, 5580 // ignore the return value of createIdmapForPackagePairLI. 5581 createIdmapForPackagePairLI(pkg, opkg); 5582 } 5583 } 5584 5585 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5586 PackageParser.Package opkg) { 5587 if (!opkg.mTrustedOverlay) { 5588 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5589 opkg.baseCodePath + ": overlay not trusted"); 5590 return false; 5591 } 5592 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5593 if (overlaySet == null) { 5594 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5595 opkg.baseCodePath + " but target package has no known overlays"); 5596 return false; 5597 } 5598 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5599 // TODO: generate idmap for split APKs 5600 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5601 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5602 + opkg.baseCodePath); 5603 return false; 5604 } 5605 PackageParser.Package[] overlayArray = 5606 overlaySet.values().toArray(new PackageParser.Package[0]); 5607 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5608 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5609 return p1.mOverlayPriority - p2.mOverlayPriority; 5610 } 5611 }; 5612 Arrays.sort(overlayArray, cmp); 5613 5614 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5615 int i = 0; 5616 for (PackageParser.Package p : overlayArray) { 5617 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5618 } 5619 return true; 5620 } 5621 5622 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5623 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5624 try { 5625 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5626 } finally { 5627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5628 } 5629 } 5630 5631 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5632 final File[] files = dir.listFiles(); 5633 if (ArrayUtils.isEmpty(files)) { 5634 Log.d(TAG, "No files in app dir " + dir); 5635 return; 5636 } 5637 5638 if (DEBUG_PACKAGE_SCANNING) { 5639 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5640 + " flags=0x" + Integer.toHexString(parseFlags)); 5641 } 5642 5643 for (File file : files) { 5644 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5645 && !PackageInstallerService.isStageName(file.getName()); 5646 if (!isPackage) { 5647 // Ignore entries which are not packages 5648 continue; 5649 } 5650 try { 5651 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5652 scanFlags, currentTime, null); 5653 } catch (PackageManagerException e) { 5654 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5655 5656 // Delete invalid userdata apps 5657 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5658 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5659 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5660 if (file.isDirectory()) { 5661 mInstaller.rmPackageDir(file.getAbsolutePath()); 5662 } else { 5663 file.delete(); 5664 } 5665 } 5666 } 5667 } 5668 } 5669 5670 private static File getSettingsProblemFile() { 5671 File dataDir = Environment.getDataDirectory(); 5672 File systemDir = new File(dataDir, "system"); 5673 File fname = new File(systemDir, "uiderrors.txt"); 5674 return fname; 5675 } 5676 5677 static void reportSettingsProblem(int priority, String msg) { 5678 logCriticalInfo(priority, msg); 5679 } 5680 5681 static void logCriticalInfo(int priority, String msg) { 5682 Slog.println(priority, TAG, msg); 5683 EventLogTags.writePmCriticalInfo(msg); 5684 try { 5685 File fname = getSettingsProblemFile(); 5686 FileOutputStream out = new FileOutputStream(fname, true); 5687 PrintWriter pw = new FastPrintWriter(out); 5688 SimpleDateFormat formatter = new SimpleDateFormat(); 5689 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5690 pw.println(dateString + ": " + msg); 5691 pw.close(); 5692 FileUtils.setPermissions( 5693 fname.toString(), 5694 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5695 -1, -1); 5696 } catch (java.io.IOException e) { 5697 } 5698 } 5699 5700 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5701 PackageParser.Package pkg, File srcFile, int parseFlags) 5702 throws PackageManagerException { 5703 if (ps != null 5704 && ps.codePath.equals(srcFile) 5705 && ps.timeStamp == srcFile.lastModified() 5706 && !isCompatSignatureUpdateNeeded(pkg) 5707 && !isRecoverSignatureUpdateNeeded(pkg)) { 5708 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5709 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5710 ArraySet<PublicKey> signingKs; 5711 synchronized (mPackages) { 5712 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5713 } 5714 if (ps.signatures.mSignatures != null 5715 && ps.signatures.mSignatures.length != 0 5716 && signingKs != null) { 5717 // Optimization: reuse the existing cached certificates 5718 // if the package appears to be unchanged. 5719 pkg.mSignatures = ps.signatures.mSignatures; 5720 pkg.mSigningKeys = signingKs; 5721 return; 5722 } 5723 5724 Slog.w(TAG, "PackageSetting for " + ps.name 5725 + " is missing signatures. Collecting certs again to recover them."); 5726 } else { 5727 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5728 } 5729 5730 try { 5731 pp.collectCertificates(pkg, parseFlags); 5732 pp.collectManifestDigest(pkg); 5733 } catch (PackageParserException e) { 5734 throw PackageManagerException.from(e); 5735 } 5736 } 5737 5738 /** 5739 * Traces a package scan. 5740 * @see #scanPackageLI(File, int, int, long, UserHandle) 5741 */ 5742 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 5743 long currentTime, UserHandle user) throws PackageManagerException { 5744 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 5745 try { 5746 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 5747 } finally { 5748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5749 } 5750 } 5751 5752 /** 5753 * Scans a package and returns the newly parsed package. 5754 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 5755 */ 5756 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5757 long currentTime, UserHandle user) throws PackageManagerException { 5758 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5759 parseFlags |= mDefParseFlags; 5760 PackageParser pp = new PackageParser(); 5761 pp.setSeparateProcesses(mSeparateProcesses); 5762 pp.setOnlyCoreApps(mOnlyCore); 5763 pp.setDisplayMetrics(mMetrics); 5764 5765 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5766 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5767 } 5768 5769 final PackageParser.Package pkg; 5770 try { 5771 pkg = pp.parsePackage(scanFile, parseFlags); 5772 } catch (PackageParserException e) { 5773 throw PackageManagerException.from(e); 5774 } 5775 5776 PackageSetting ps = null; 5777 PackageSetting updatedPkg; 5778 // reader 5779 synchronized (mPackages) { 5780 // Look to see if we already know about this package. 5781 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5782 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5783 // This package has been renamed to its original name. Let's 5784 // use that. 5785 ps = mSettings.peekPackageLPr(oldName); 5786 } 5787 // If there was no original package, see one for the real package name. 5788 if (ps == null) { 5789 ps = mSettings.peekPackageLPr(pkg.packageName); 5790 } 5791 // Check to see if this package could be hiding/updating a system 5792 // package. Must look for it either under the original or real 5793 // package name depending on our state. 5794 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5795 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5796 } 5797 boolean updatedPkgBetter = false; 5798 // First check if this is a system package that may involve an update 5799 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5800 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5801 // it needs to drop FLAG_PRIVILEGED. 5802 if (locationIsPrivileged(scanFile)) { 5803 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5804 } else { 5805 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5806 } 5807 5808 if (ps != null && !ps.codePath.equals(scanFile)) { 5809 // The path has changed from what was last scanned... check the 5810 // version of the new path against what we have stored to determine 5811 // what to do. 5812 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5813 if (pkg.mVersionCode <= ps.versionCode) { 5814 // The system package has been updated and the code path does not match 5815 // Ignore entry. Skip it. 5816 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5817 + " ignored: updated version " + ps.versionCode 5818 + " better than this " + pkg.mVersionCode); 5819 if (!updatedPkg.codePath.equals(scanFile)) { 5820 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5821 + ps.name + " changing from " + updatedPkg.codePathString 5822 + " to " + scanFile); 5823 updatedPkg.codePath = scanFile; 5824 updatedPkg.codePathString = scanFile.toString(); 5825 updatedPkg.resourcePath = scanFile; 5826 updatedPkg.resourcePathString = scanFile.toString(); 5827 } 5828 updatedPkg.pkg = pkg; 5829 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5830 "Package " + ps.name + " at " + scanFile 5831 + " ignored: updated version " + ps.versionCode 5832 + " better than this " + pkg.mVersionCode); 5833 } else { 5834 // The current app on the system partition is better than 5835 // what we have updated to on the data partition; switch 5836 // back to the system partition version. 5837 // At this point, its safely assumed that package installation for 5838 // apps in system partition will go through. If not there won't be a working 5839 // version of the app 5840 // writer 5841 synchronized (mPackages) { 5842 // Just remove the loaded entries from package lists. 5843 mPackages.remove(ps.name); 5844 } 5845 5846 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5847 + " reverting from " + ps.codePathString 5848 + ": new version " + pkg.mVersionCode 5849 + " better than installed " + ps.versionCode); 5850 5851 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5852 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5853 synchronized (mInstallLock) { 5854 args.cleanUpResourcesLI(); 5855 } 5856 synchronized (mPackages) { 5857 mSettings.enableSystemPackageLPw(ps.name); 5858 } 5859 updatedPkgBetter = true; 5860 } 5861 } 5862 } 5863 5864 if (updatedPkg != null) { 5865 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5866 // initially 5867 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5868 5869 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5870 // flag set initially 5871 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5872 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5873 } 5874 } 5875 5876 // Verify certificates against what was last scanned 5877 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5878 5879 /* 5880 * A new system app appeared, but we already had a non-system one of the 5881 * same name installed earlier. 5882 */ 5883 boolean shouldHideSystemApp = false; 5884 if (updatedPkg == null && ps != null 5885 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5886 /* 5887 * Check to make sure the signatures match first. If they don't, 5888 * wipe the installed application and its data. 5889 */ 5890 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5891 != PackageManager.SIGNATURE_MATCH) { 5892 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5893 + " signatures don't match existing userdata copy; removing"); 5894 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5895 ps = null; 5896 } else { 5897 /* 5898 * If the newly-added system app is an older version than the 5899 * already installed version, hide it. It will be scanned later 5900 * and re-added like an update. 5901 */ 5902 if (pkg.mVersionCode <= ps.versionCode) { 5903 shouldHideSystemApp = true; 5904 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5905 + " but new version " + pkg.mVersionCode + " better than installed " 5906 + ps.versionCode + "; hiding system"); 5907 } else { 5908 /* 5909 * The newly found system app is a newer version that the 5910 * one previously installed. Simply remove the 5911 * already-installed application and replace it with our own 5912 * while keeping the application data. 5913 */ 5914 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5915 + " reverting from " + ps.codePathString + ": new version " 5916 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5917 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5918 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5919 synchronized (mInstallLock) { 5920 args.cleanUpResourcesLI(); 5921 } 5922 } 5923 } 5924 } 5925 5926 // The apk is forward locked (not public) if its code and resources 5927 // are kept in different files. (except for app in either system or 5928 // vendor path). 5929 // TODO grab this value from PackageSettings 5930 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5931 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5932 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5933 } 5934 } 5935 5936 // TODO: extend to support forward-locked splits 5937 String resourcePath = null; 5938 String baseResourcePath = null; 5939 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5940 if (ps != null && ps.resourcePathString != null) { 5941 resourcePath = ps.resourcePathString; 5942 baseResourcePath = ps.resourcePathString; 5943 } else { 5944 // Should not happen at all. Just log an error. 5945 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5946 } 5947 } else { 5948 resourcePath = pkg.codePath; 5949 baseResourcePath = pkg.baseCodePath; 5950 } 5951 5952 // Set application objects path explicitly. 5953 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5954 pkg.applicationInfo.setCodePath(pkg.codePath); 5955 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5956 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5957 pkg.applicationInfo.setResourcePath(resourcePath); 5958 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5959 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5960 5961 // Note that we invoke the following method only if we are about to unpack an application 5962 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5963 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5964 5965 /* 5966 * If the system app should be overridden by a previously installed 5967 * data, hide the system app now and let the /data/app scan pick it up 5968 * again. 5969 */ 5970 if (shouldHideSystemApp) { 5971 synchronized (mPackages) { 5972 /* 5973 * We have to grant systems permissions before we hide, because 5974 * grantPermissions will assume the package update is trying to 5975 * expand its permissions. 5976 */ 5977 grantPermissionsLPw(pkg, true, pkg.packageName); 5978 mSettings.disableSystemPackageLPw(pkg.packageName); 5979 } 5980 } 5981 5982 return scannedPkg; 5983 } 5984 5985 private static String fixProcessName(String defProcessName, 5986 String processName, int uid) { 5987 if (processName == null) { 5988 return defProcessName; 5989 } 5990 return processName; 5991 } 5992 5993 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5994 throws PackageManagerException { 5995 if (pkgSetting.signatures.mSignatures != null) { 5996 // Already existing package. Make sure signatures match 5997 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5998 == PackageManager.SIGNATURE_MATCH; 5999 if (!match) { 6000 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6001 == PackageManager.SIGNATURE_MATCH; 6002 } 6003 if (!match) { 6004 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6005 == PackageManager.SIGNATURE_MATCH; 6006 } 6007 if (!match) { 6008 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6009 + pkg.packageName + " signatures do not match the " 6010 + "previously installed version; ignoring!"); 6011 } 6012 } 6013 6014 // Check for shared user signatures 6015 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6016 // Already existing package. Make sure signatures match 6017 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6018 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6019 if (!match) { 6020 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6021 == PackageManager.SIGNATURE_MATCH; 6022 } 6023 if (!match) { 6024 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6025 == PackageManager.SIGNATURE_MATCH; 6026 } 6027 if (!match) { 6028 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6029 "Package " + pkg.packageName 6030 + " has no signatures that match those in shared user " 6031 + pkgSetting.sharedUser.name + "; ignoring!"); 6032 } 6033 } 6034 } 6035 6036 /** 6037 * Enforces that only the system UID or root's UID can call a method exposed 6038 * via Binder. 6039 * 6040 * @param message used as message if SecurityException is thrown 6041 * @throws SecurityException if the caller is not system or root 6042 */ 6043 private static final void enforceSystemOrRoot(String message) { 6044 final int uid = Binder.getCallingUid(); 6045 if (uid != Process.SYSTEM_UID && uid != 0) { 6046 throw new SecurityException(message); 6047 } 6048 } 6049 6050 @Override 6051 public void performBootDexOpt() { 6052 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6053 6054 // Before everything else, see whether we need to fstrim. 6055 try { 6056 IMountService ms = PackageHelper.getMountService(); 6057 if (ms != null) { 6058 final boolean isUpgrade = isUpgrade(); 6059 boolean doTrim = isUpgrade; 6060 if (doTrim) { 6061 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6062 } else { 6063 final long interval = android.provider.Settings.Global.getLong( 6064 mContext.getContentResolver(), 6065 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6066 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6067 if (interval > 0) { 6068 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6069 if (timeSinceLast > interval) { 6070 doTrim = true; 6071 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6072 + "; running immediately"); 6073 } 6074 } 6075 } 6076 if (doTrim) { 6077 if (!isFirstBoot()) { 6078 try { 6079 ActivityManagerNative.getDefault().showBootMessage( 6080 mContext.getResources().getString( 6081 R.string.android_upgrading_fstrim), true); 6082 } catch (RemoteException e) { 6083 } 6084 } 6085 ms.runMaintenance(); 6086 } 6087 } else { 6088 Slog.e(TAG, "Mount service unavailable!"); 6089 } 6090 } catch (RemoteException e) { 6091 // Can't happen; MountService is local 6092 } 6093 6094 final ArraySet<PackageParser.Package> pkgs; 6095 synchronized (mPackages) { 6096 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6097 } 6098 6099 if (pkgs != null) { 6100 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6101 // in case the device runs out of space. 6102 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6103 // Give priority to core apps. 6104 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6105 PackageParser.Package pkg = it.next(); 6106 if (pkg.coreApp) { 6107 if (DEBUG_DEXOPT) { 6108 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6109 } 6110 sortedPkgs.add(pkg); 6111 it.remove(); 6112 } 6113 } 6114 // Give priority to system apps that listen for pre boot complete. 6115 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6116 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6117 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6118 PackageParser.Package pkg = it.next(); 6119 if (pkgNames.contains(pkg.packageName)) { 6120 if (DEBUG_DEXOPT) { 6121 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6122 } 6123 sortedPkgs.add(pkg); 6124 it.remove(); 6125 } 6126 } 6127 // Give priority to system apps. 6128 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6129 PackageParser.Package pkg = it.next(); 6130 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6131 if (DEBUG_DEXOPT) { 6132 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6133 } 6134 sortedPkgs.add(pkg); 6135 it.remove(); 6136 } 6137 } 6138 // Give priority to updated system apps. 6139 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6140 PackageParser.Package pkg = it.next(); 6141 if (pkg.isUpdatedSystemApp()) { 6142 if (DEBUG_DEXOPT) { 6143 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6144 } 6145 sortedPkgs.add(pkg); 6146 it.remove(); 6147 } 6148 } 6149 // Give priority to apps that listen for boot complete. 6150 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6151 pkgNames = getPackageNamesForIntent(intent); 6152 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6153 PackageParser.Package pkg = it.next(); 6154 if (pkgNames.contains(pkg.packageName)) { 6155 if (DEBUG_DEXOPT) { 6156 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6157 } 6158 sortedPkgs.add(pkg); 6159 it.remove(); 6160 } 6161 } 6162 // Filter out packages that aren't recently used. 6163 filterRecentlyUsedApps(pkgs); 6164 // Add all remaining apps. 6165 for (PackageParser.Package pkg : pkgs) { 6166 if (DEBUG_DEXOPT) { 6167 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6168 } 6169 sortedPkgs.add(pkg); 6170 } 6171 6172 // If we want to be lazy, filter everything that wasn't recently used. 6173 if (mLazyDexOpt) { 6174 filterRecentlyUsedApps(sortedPkgs); 6175 } 6176 6177 int i = 0; 6178 int total = sortedPkgs.size(); 6179 File dataDir = Environment.getDataDirectory(); 6180 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6181 if (lowThreshold == 0) { 6182 throw new IllegalStateException("Invalid low memory threshold"); 6183 } 6184 for (PackageParser.Package pkg : sortedPkgs) { 6185 long usableSpace = dataDir.getUsableSpace(); 6186 if (usableSpace < lowThreshold) { 6187 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6188 break; 6189 } 6190 performBootDexOpt(pkg, ++i, total); 6191 } 6192 } 6193 } 6194 6195 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6196 // Filter out packages that aren't recently used. 6197 // 6198 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6199 // should do a full dexopt. 6200 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6201 int total = pkgs.size(); 6202 int skipped = 0; 6203 long now = System.currentTimeMillis(); 6204 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6205 PackageParser.Package pkg = i.next(); 6206 long then = pkg.mLastPackageUsageTimeInMills; 6207 if (then + mDexOptLRUThresholdInMills < now) { 6208 if (DEBUG_DEXOPT) { 6209 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6210 ((then == 0) ? "never" : new Date(then))); 6211 } 6212 i.remove(); 6213 skipped++; 6214 } 6215 } 6216 if (DEBUG_DEXOPT) { 6217 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6218 } 6219 } 6220 } 6221 6222 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6223 List<ResolveInfo> ris = null; 6224 try { 6225 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6226 intent, null, 0, UserHandle.USER_OWNER); 6227 } catch (RemoteException e) { 6228 } 6229 ArraySet<String> pkgNames = new ArraySet<String>(); 6230 if (ris != null) { 6231 for (ResolveInfo ri : ris) { 6232 pkgNames.add(ri.activityInfo.packageName); 6233 } 6234 } 6235 return pkgNames; 6236 } 6237 6238 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6239 if (DEBUG_DEXOPT) { 6240 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6241 } 6242 if (!isFirstBoot()) { 6243 try { 6244 ActivityManagerNative.getDefault().showBootMessage( 6245 mContext.getResources().getString(R.string.android_upgrading_apk, 6246 curr, total), true); 6247 } catch (RemoteException e) { 6248 } 6249 } 6250 PackageParser.Package p = pkg; 6251 synchronized (mInstallLock) { 6252 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6253 false /* force dex */, false /* defer */, true /* include dependencies */); 6254 } 6255 } 6256 6257 @Override 6258 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6259 return performDexOpt(packageName, instructionSet, false); 6260 } 6261 6262 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6263 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6264 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6265 if (!dexopt && !updateUsage) { 6266 // We aren't going to dexopt or update usage, so bail early. 6267 return false; 6268 } 6269 PackageParser.Package p; 6270 final String targetInstructionSet; 6271 synchronized (mPackages) { 6272 p = mPackages.get(packageName); 6273 if (p == null) { 6274 return false; 6275 } 6276 if (updateUsage) { 6277 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6278 } 6279 mPackageUsage.write(false); 6280 if (!dexopt) { 6281 // We aren't going to dexopt, so bail early. 6282 return false; 6283 } 6284 6285 targetInstructionSet = instructionSet != null ? instructionSet : 6286 getPrimaryInstructionSet(p.applicationInfo); 6287 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6288 return false; 6289 } 6290 } 6291 long callingId = Binder.clearCallingIdentity(); 6292 try { 6293 synchronized (mInstallLock) { 6294 final String[] instructionSets = new String[] { targetInstructionSet }; 6295 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6296 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6297 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6298 } 6299 } finally { 6300 Binder.restoreCallingIdentity(callingId); 6301 } 6302 } 6303 6304 public ArraySet<String> getPackagesThatNeedDexOpt() { 6305 ArraySet<String> pkgs = null; 6306 synchronized (mPackages) { 6307 for (PackageParser.Package p : mPackages.values()) { 6308 if (DEBUG_DEXOPT) { 6309 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6310 } 6311 if (!p.mDexOptPerformed.isEmpty()) { 6312 continue; 6313 } 6314 if (pkgs == null) { 6315 pkgs = new ArraySet<String>(); 6316 } 6317 pkgs.add(p.packageName); 6318 } 6319 } 6320 return pkgs; 6321 } 6322 6323 public void shutdown() { 6324 mPackageUsage.write(true); 6325 } 6326 6327 @Override 6328 public void forceDexOpt(String packageName) { 6329 enforceSystemOrRoot("forceDexOpt"); 6330 6331 PackageParser.Package pkg; 6332 synchronized (mPackages) { 6333 pkg = mPackages.get(packageName); 6334 if (pkg == null) { 6335 throw new IllegalArgumentException("Missing package: " + packageName); 6336 } 6337 } 6338 6339 synchronized (mInstallLock) { 6340 final String[] instructionSets = new String[] { 6341 getPrimaryInstructionSet(pkg.applicationInfo) }; 6342 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6343 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6344 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6345 throw new IllegalStateException("Failed to dexopt: " + res); 6346 } 6347 } 6348 } 6349 6350 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6351 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6352 Slog.w(TAG, "Unable to update from " + oldPkg.name 6353 + " to " + newPkg.packageName 6354 + ": old package not in system partition"); 6355 return false; 6356 } else if (mPackages.get(oldPkg.name) != null) { 6357 Slog.w(TAG, "Unable to update from " + oldPkg.name 6358 + " to " + newPkg.packageName 6359 + ": old package still exists"); 6360 return false; 6361 } 6362 return true; 6363 } 6364 6365 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6366 int[] users = sUserManager.getUserIds(); 6367 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6368 if (res < 0) { 6369 return res; 6370 } 6371 for (int user : users) { 6372 if (user != 0) { 6373 res = mInstaller.createUserData(volumeUuid, packageName, 6374 UserHandle.getUid(user, uid), user, seinfo); 6375 if (res < 0) { 6376 return res; 6377 } 6378 } 6379 } 6380 return res; 6381 } 6382 6383 private int removeDataDirsLI(String volumeUuid, String packageName) { 6384 int[] users = sUserManager.getUserIds(); 6385 int res = 0; 6386 for (int user : users) { 6387 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6388 if (resInner < 0) { 6389 res = resInner; 6390 } 6391 } 6392 6393 return res; 6394 } 6395 6396 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6397 int[] users = sUserManager.getUserIds(); 6398 int res = 0; 6399 for (int user : users) { 6400 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6401 if (resInner < 0) { 6402 res = resInner; 6403 } 6404 } 6405 return res; 6406 } 6407 6408 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6409 PackageParser.Package changingLib) { 6410 if (file.path != null) { 6411 usesLibraryFiles.add(file.path); 6412 return; 6413 } 6414 PackageParser.Package p = mPackages.get(file.apk); 6415 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6416 // If we are doing this while in the middle of updating a library apk, 6417 // then we need to make sure to use that new apk for determining the 6418 // dependencies here. (We haven't yet finished committing the new apk 6419 // to the package manager state.) 6420 if (p == null || p.packageName.equals(changingLib.packageName)) { 6421 p = changingLib; 6422 } 6423 } 6424 if (p != null) { 6425 usesLibraryFiles.addAll(p.getAllCodePaths()); 6426 } 6427 } 6428 6429 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6430 PackageParser.Package changingLib) throws PackageManagerException { 6431 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6432 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6433 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6434 for (int i=0; i<N; i++) { 6435 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6436 if (file == null) { 6437 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6438 "Package " + pkg.packageName + " requires unavailable shared library " 6439 + pkg.usesLibraries.get(i) + "; failing!"); 6440 } 6441 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6442 } 6443 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6444 for (int i=0; i<N; i++) { 6445 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6446 if (file == null) { 6447 Slog.w(TAG, "Package " + pkg.packageName 6448 + " desires unavailable shared library " 6449 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6450 } else { 6451 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6452 } 6453 } 6454 N = usesLibraryFiles.size(); 6455 if (N > 0) { 6456 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6457 } else { 6458 pkg.usesLibraryFiles = null; 6459 } 6460 } 6461 } 6462 6463 private static boolean hasString(List<String> list, List<String> which) { 6464 if (list == null) { 6465 return false; 6466 } 6467 for (int i=list.size()-1; i>=0; i--) { 6468 for (int j=which.size()-1; j>=0; j--) { 6469 if (which.get(j).equals(list.get(i))) { 6470 return true; 6471 } 6472 } 6473 } 6474 return false; 6475 } 6476 6477 private void updateAllSharedLibrariesLPw() { 6478 for (PackageParser.Package pkg : mPackages.values()) { 6479 try { 6480 updateSharedLibrariesLPw(pkg, null); 6481 } catch (PackageManagerException e) { 6482 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6483 } 6484 } 6485 } 6486 6487 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6488 PackageParser.Package changingPkg) { 6489 ArrayList<PackageParser.Package> res = null; 6490 for (PackageParser.Package pkg : mPackages.values()) { 6491 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6492 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6493 if (res == null) { 6494 res = new ArrayList<PackageParser.Package>(); 6495 } 6496 res.add(pkg); 6497 try { 6498 updateSharedLibrariesLPw(pkg, changingPkg); 6499 } catch (PackageManagerException e) { 6500 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6501 } 6502 } 6503 } 6504 return res; 6505 } 6506 6507 /** 6508 * Derive the value of the {@code cpuAbiOverride} based on the provided 6509 * value and an optional stored value from the package settings. 6510 */ 6511 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6512 String cpuAbiOverride = null; 6513 6514 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6515 cpuAbiOverride = null; 6516 } else if (abiOverride != null) { 6517 cpuAbiOverride = abiOverride; 6518 } else if (settings != null) { 6519 cpuAbiOverride = settings.cpuAbiOverrideString; 6520 } 6521 6522 return cpuAbiOverride; 6523 } 6524 6525 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6526 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6527 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6528 try { 6529 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6530 } finally { 6531 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6532 } 6533 } 6534 6535 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6536 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6537 boolean success = false; 6538 try { 6539 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6540 currentTime, user); 6541 success = true; 6542 return res; 6543 } finally { 6544 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6545 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6546 } 6547 } 6548 } 6549 6550 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6551 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6552 final File scanFile = new File(pkg.codePath); 6553 if (pkg.applicationInfo.getCodePath() == null || 6554 pkg.applicationInfo.getResourcePath() == null) { 6555 // Bail out. The resource and code paths haven't been set. 6556 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6557 "Code and resource paths haven't been set correctly"); 6558 } 6559 6560 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6561 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6562 } else { 6563 // Only allow system apps to be flagged as core apps. 6564 pkg.coreApp = false; 6565 } 6566 6567 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6568 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6569 } 6570 6571 if (mCustomResolverComponentName != null && 6572 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6573 setUpCustomResolverActivity(pkg); 6574 } 6575 6576 if (pkg.packageName.equals("android")) { 6577 synchronized (mPackages) { 6578 if (mAndroidApplication != null) { 6579 Slog.w(TAG, "*************************************************"); 6580 Slog.w(TAG, "Core android package being redefined. Skipping."); 6581 Slog.w(TAG, " file=" + scanFile); 6582 Slog.w(TAG, "*************************************************"); 6583 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6584 "Core android package being redefined. Skipping."); 6585 } 6586 6587 // Set up information for our fall-back user intent resolution activity. 6588 mPlatformPackage = pkg; 6589 pkg.mVersionCode = mSdkVersion; 6590 mAndroidApplication = pkg.applicationInfo; 6591 6592 if (!mResolverReplaced) { 6593 mResolveActivity.applicationInfo = mAndroidApplication; 6594 mResolveActivity.name = ResolverActivity.class.getName(); 6595 mResolveActivity.packageName = mAndroidApplication.packageName; 6596 mResolveActivity.processName = "system:ui"; 6597 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6598 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6599 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6600 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6601 mResolveActivity.exported = true; 6602 mResolveActivity.enabled = true; 6603 mResolveInfo.activityInfo = mResolveActivity; 6604 mResolveInfo.priority = 0; 6605 mResolveInfo.preferredOrder = 0; 6606 mResolveInfo.match = 0; 6607 mResolveComponentName = new ComponentName( 6608 mAndroidApplication.packageName, mResolveActivity.name); 6609 } 6610 } 6611 } 6612 6613 if (DEBUG_PACKAGE_SCANNING) { 6614 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6615 Log.d(TAG, "Scanning package " + pkg.packageName); 6616 } 6617 6618 if (mPackages.containsKey(pkg.packageName) 6619 || mSharedLibraries.containsKey(pkg.packageName)) { 6620 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6621 "Application package " + pkg.packageName 6622 + " already installed. Skipping duplicate."); 6623 } 6624 6625 // If we're only installing presumed-existing packages, require that the 6626 // scanned APK is both already known and at the path previously established 6627 // for it. Previously unknown packages we pick up normally, but if we have an 6628 // a priori expectation about this package's install presence, enforce it. 6629 // With a singular exception for new system packages. When an OTA contains 6630 // a new system package, we allow the codepath to change from a system location 6631 // to the user-installed location. If we don't allow this change, any newer, 6632 // user-installed version of the application will be ignored. 6633 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6634 if (mExpectingBetter.containsKey(pkg.packageName)) { 6635 logCriticalInfo(Log.WARN, 6636 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6637 } else { 6638 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6639 if (known != null) { 6640 if (DEBUG_PACKAGE_SCANNING) { 6641 Log.d(TAG, "Examining " + pkg.codePath 6642 + " and requiring known paths " + known.codePathString 6643 + " & " + known.resourcePathString); 6644 } 6645 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6646 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6647 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6648 "Application package " + pkg.packageName 6649 + " found at " + pkg.applicationInfo.getCodePath() 6650 + " but expected at " + known.codePathString + "; ignoring."); 6651 } 6652 } 6653 } 6654 } 6655 6656 // Initialize package source and resource directories 6657 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6658 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6659 6660 SharedUserSetting suid = null; 6661 PackageSetting pkgSetting = null; 6662 6663 if (!isSystemApp(pkg)) { 6664 // Only system apps can use these features. 6665 pkg.mOriginalPackages = null; 6666 pkg.mRealPackage = null; 6667 pkg.mAdoptPermissions = null; 6668 } 6669 6670 // writer 6671 synchronized (mPackages) { 6672 if (pkg.mSharedUserId != null) { 6673 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6674 if (suid == null) { 6675 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6676 "Creating application package " + pkg.packageName 6677 + " for shared user failed"); 6678 } 6679 if (DEBUG_PACKAGE_SCANNING) { 6680 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6681 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6682 + "): packages=" + suid.packages); 6683 } 6684 } 6685 6686 // Check if we are renaming from an original package name. 6687 PackageSetting origPackage = null; 6688 String realName = null; 6689 if (pkg.mOriginalPackages != null) { 6690 // This package may need to be renamed to a previously 6691 // installed name. Let's check on that... 6692 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6693 if (pkg.mOriginalPackages.contains(renamed)) { 6694 // This package had originally been installed as the 6695 // original name, and we have already taken care of 6696 // transitioning to the new one. Just update the new 6697 // one to continue using the old name. 6698 realName = pkg.mRealPackage; 6699 if (!pkg.packageName.equals(renamed)) { 6700 // Callers into this function may have already taken 6701 // care of renaming the package; only do it here if 6702 // it is not already done. 6703 pkg.setPackageName(renamed); 6704 } 6705 6706 } else { 6707 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6708 if ((origPackage = mSettings.peekPackageLPr( 6709 pkg.mOriginalPackages.get(i))) != null) { 6710 // We do have the package already installed under its 6711 // original name... should we use it? 6712 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6713 // New package is not compatible with original. 6714 origPackage = null; 6715 continue; 6716 } else if (origPackage.sharedUser != null) { 6717 // Make sure uid is compatible between packages. 6718 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6719 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6720 + " to " + pkg.packageName + ": old uid " 6721 + origPackage.sharedUser.name 6722 + " differs from " + pkg.mSharedUserId); 6723 origPackage = null; 6724 continue; 6725 } 6726 } else { 6727 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6728 + pkg.packageName + " to old name " + origPackage.name); 6729 } 6730 break; 6731 } 6732 } 6733 } 6734 } 6735 6736 if (mTransferedPackages.contains(pkg.packageName)) { 6737 Slog.w(TAG, "Package " + pkg.packageName 6738 + " was transferred to another, but its .apk remains"); 6739 } 6740 6741 // Just create the setting, don't add it yet. For already existing packages 6742 // the PkgSetting exists already and doesn't have to be created. 6743 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6744 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6745 pkg.applicationInfo.primaryCpuAbi, 6746 pkg.applicationInfo.secondaryCpuAbi, 6747 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6748 user, false); 6749 if (pkgSetting == null) { 6750 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6751 "Creating application package " + pkg.packageName + " failed"); 6752 } 6753 6754 if (pkgSetting.origPackage != null) { 6755 // If we are first transitioning from an original package, 6756 // fix up the new package's name now. We need to do this after 6757 // looking up the package under its new name, so getPackageLP 6758 // can take care of fiddling things correctly. 6759 pkg.setPackageName(origPackage.name); 6760 6761 // File a report about this. 6762 String msg = "New package " + pkgSetting.realName 6763 + " renamed to replace old package " + pkgSetting.name; 6764 reportSettingsProblem(Log.WARN, msg); 6765 6766 // Make a note of it. 6767 mTransferedPackages.add(origPackage.name); 6768 6769 // No longer need to retain this. 6770 pkgSetting.origPackage = null; 6771 } 6772 6773 if (realName != null) { 6774 // Make a note of it. 6775 mTransferedPackages.add(pkg.packageName); 6776 } 6777 6778 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6779 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6780 } 6781 6782 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6783 // Check all shared libraries and map to their actual file path. 6784 // We only do this here for apps not on a system dir, because those 6785 // are the only ones that can fail an install due to this. We 6786 // will take care of the system apps by updating all of their 6787 // library paths after the scan is done. 6788 updateSharedLibrariesLPw(pkg, null); 6789 } 6790 6791 if (mFoundPolicyFile) { 6792 SELinuxMMAC.assignSeinfoValue(pkg); 6793 } 6794 6795 pkg.applicationInfo.uid = pkgSetting.appId; 6796 pkg.mExtras = pkgSetting; 6797 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6798 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6799 // We just determined the app is signed correctly, so bring 6800 // over the latest parsed certs. 6801 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6802 } else { 6803 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6804 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6805 "Package " + pkg.packageName + " upgrade keys do not match the " 6806 + "previously installed version"); 6807 } else { 6808 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6809 String msg = "System package " + pkg.packageName 6810 + " signature changed; retaining data."; 6811 reportSettingsProblem(Log.WARN, msg); 6812 } 6813 } 6814 } else { 6815 try { 6816 verifySignaturesLP(pkgSetting, pkg); 6817 // We just determined the app is signed correctly, so bring 6818 // over the latest parsed certs. 6819 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6820 } catch (PackageManagerException e) { 6821 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6822 throw e; 6823 } 6824 // The signature has changed, but this package is in the system 6825 // image... let's recover! 6826 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6827 // However... if this package is part of a shared user, but it 6828 // doesn't match the signature of the shared user, let's fail. 6829 // What this means is that you can't change the signatures 6830 // associated with an overall shared user, which doesn't seem all 6831 // that unreasonable. 6832 if (pkgSetting.sharedUser != null) { 6833 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6834 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6835 throw new PackageManagerException( 6836 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6837 "Signature mismatch for shared user : " 6838 + pkgSetting.sharedUser); 6839 } 6840 } 6841 // File a report about this. 6842 String msg = "System package " + pkg.packageName 6843 + " signature changed; retaining data."; 6844 reportSettingsProblem(Log.WARN, msg); 6845 } 6846 } 6847 // Verify that this new package doesn't have any content providers 6848 // that conflict with existing packages. Only do this if the 6849 // package isn't already installed, since we don't want to break 6850 // things that are installed. 6851 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6852 final int N = pkg.providers.size(); 6853 int i; 6854 for (i=0; i<N; i++) { 6855 PackageParser.Provider p = pkg.providers.get(i); 6856 if (p.info.authority != null) { 6857 String names[] = p.info.authority.split(";"); 6858 for (int j = 0; j < names.length; j++) { 6859 if (mProvidersByAuthority.containsKey(names[j])) { 6860 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6861 final String otherPackageName = 6862 ((other != null && other.getComponentName() != null) ? 6863 other.getComponentName().getPackageName() : "?"); 6864 throw new PackageManagerException( 6865 INSTALL_FAILED_CONFLICTING_PROVIDER, 6866 "Can't install because provider name " + names[j] 6867 + " (in package " + pkg.applicationInfo.packageName 6868 + ") is already used by " + otherPackageName); 6869 } 6870 } 6871 } 6872 } 6873 } 6874 6875 if (pkg.mAdoptPermissions != null) { 6876 // This package wants to adopt ownership of permissions from 6877 // another package. 6878 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6879 final String origName = pkg.mAdoptPermissions.get(i); 6880 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6881 if (orig != null) { 6882 if (verifyPackageUpdateLPr(orig, pkg)) { 6883 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6884 + pkg.packageName); 6885 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6886 } 6887 } 6888 } 6889 } 6890 } 6891 6892 final String pkgName = pkg.packageName; 6893 6894 final long scanFileTime = scanFile.lastModified(); 6895 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6896 pkg.applicationInfo.processName = fixProcessName( 6897 pkg.applicationInfo.packageName, 6898 pkg.applicationInfo.processName, 6899 pkg.applicationInfo.uid); 6900 6901 File dataPath; 6902 if (mPlatformPackage == pkg) { 6903 // The system package is special. 6904 dataPath = new File(Environment.getDataDirectory(), "system"); 6905 6906 pkg.applicationInfo.dataDir = dataPath.getPath(); 6907 6908 } else { 6909 // This is a normal package, need to make its data directory. 6910 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6911 UserHandle.USER_OWNER, pkg.packageName); 6912 6913 boolean uidError = false; 6914 if (dataPath.exists()) { 6915 int currentUid = 0; 6916 try { 6917 StructStat stat = Os.stat(dataPath.getPath()); 6918 currentUid = stat.st_uid; 6919 } catch (ErrnoException e) { 6920 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6921 } 6922 6923 // If we have mismatched owners for the data path, we have a problem. 6924 if (currentUid != pkg.applicationInfo.uid) { 6925 boolean recovered = false; 6926 if (currentUid == 0) { 6927 // The directory somehow became owned by root. Wow. 6928 // This is probably because the system was stopped while 6929 // installd was in the middle of messing with its libs 6930 // directory. Ask installd to fix that. 6931 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6932 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6933 if (ret >= 0) { 6934 recovered = true; 6935 String msg = "Package " + pkg.packageName 6936 + " unexpectedly changed to uid 0; recovered to " + 6937 + pkg.applicationInfo.uid; 6938 reportSettingsProblem(Log.WARN, msg); 6939 } 6940 } 6941 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6942 || (scanFlags&SCAN_BOOTING) != 0)) { 6943 // If this is a system app, we can at least delete its 6944 // current data so the application will still work. 6945 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6946 if (ret >= 0) { 6947 // TODO: Kill the processes first 6948 // Old data gone! 6949 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6950 ? "System package " : "Third party package "; 6951 String msg = prefix + pkg.packageName 6952 + " has changed from uid: " 6953 + currentUid + " to " 6954 + pkg.applicationInfo.uid + "; old data erased"; 6955 reportSettingsProblem(Log.WARN, msg); 6956 recovered = true; 6957 6958 // And now re-install the app. 6959 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6960 pkg.applicationInfo.seinfo); 6961 if (ret == -1) { 6962 // Ack should not happen! 6963 msg = prefix + pkg.packageName 6964 + " could not have data directory re-created after delete."; 6965 reportSettingsProblem(Log.WARN, msg); 6966 throw new PackageManagerException( 6967 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6968 } 6969 } 6970 if (!recovered) { 6971 mHasSystemUidErrors = true; 6972 } 6973 } else if (!recovered) { 6974 // If we allow this install to proceed, we will be broken. 6975 // Abort, abort! 6976 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6977 "scanPackageLI"); 6978 } 6979 if (!recovered) { 6980 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6981 + pkg.applicationInfo.uid + "/fs_" 6982 + currentUid; 6983 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6984 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6985 String msg = "Package " + pkg.packageName 6986 + " has mismatched uid: " 6987 + currentUid + " on disk, " 6988 + pkg.applicationInfo.uid + " in settings"; 6989 // writer 6990 synchronized (mPackages) { 6991 mSettings.mReadMessages.append(msg); 6992 mSettings.mReadMessages.append('\n'); 6993 uidError = true; 6994 if (!pkgSetting.uidError) { 6995 reportSettingsProblem(Log.ERROR, msg); 6996 } 6997 } 6998 } 6999 } 7000 pkg.applicationInfo.dataDir = dataPath.getPath(); 7001 if (mShouldRestoreconData) { 7002 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7003 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7004 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7005 } 7006 } else { 7007 if (DEBUG_PACKAGE_SCANNING) { 7008 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7009 Log.v(TAG, "Want this data dir: " + dataPath); 7010 } 7011 //invoke installer to do the actual installation 7012 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7013 pkg.applicationInfo.seinfo); 7014 if (ret < 0) { 7015 // Error from installer 7016 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7017 "Unable to create data dirs [errorCode=" + ret + "]"); 7018 } 7019 7020 if (dataPath.exists()) { 7021 pkg.applicationInfo.dataDir = dataPath.getPath(); 7022 } else { 7023 Slog.w(TAG, "Unable to create data directory: " + dataPath); 7024 pkg.applicationInfo.dataDir = null; 7025 } 7026 } 7027 7028 pkgSetting.uidError = uidError; 7029 } 7030 7031 final String path = scanFile.getPath(); 7032 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7033 7034 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7035 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7036 7037 // Some system apps still use directory structure for native libraries 7038 // in which case we might end up not detecting abi solely based on apk 7039 // structure. Try to detect abi based on directory structure. 7040 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7041 pkg.applicationInfo.primaryCpuAbi == null) { 7042 setBundledAppAbisAndRoots(pkg, pkgSetting); 7043 setNativeLibraryPaths(pkg); 7044 } 7045 7046 } else { 7047 if ((scanFlags & SCAN_MOVE) != 0) { 7048 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7049 // but we already have this packages package info in the PackageSetting. We just 7050 // use that and derive the native library path based on the new codepath. 7051 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7052 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7053 } 7054 7055 // Set native library paths again. For moves, the path will be updated based on the 7056 // ABIs we've determined above. For non-moves, the path will be updated based on the 7057 // ABIs we determined during compilation, but the path will depend on the final 7058 // package path (after the rename away from the stage path). 7059 setNativeLibraryPaths(pkg); 7060 } 7061 7062 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7063 final int[] userIds = sUserManager.getUserIds(); 7064 synchronized (mInstallLock) { 7065 // Make sure all user data directories are ready to roll; we're okay 7066 // if they already exist 7067 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7068 for (int userId : userIds) { 7069 if (userId != 0) { 7070 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7071 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7072 pkg.applicationInfo.seinfo); 7073 } 7074 } 7075 } 7076 7077 // Create a native library symlink only if we have native libraries 7078 // and if the native libraries are 32 bit libraries. We do not provide 7079 // this symlink for 64 bit libraries. 7080 if (pkg.applicationInfo.primaryCpuAbi != null && 7081 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7082 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7083 try { 7084 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7085 for (int userId : userIds) { 7086 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7087 nativeLibPath, userId) < 0) { 7088 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7089 "Failed linking native library dir (user=" + userId + ")"); 7090 } 7091 } 7092 } finally { 7093 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7094 } 7095 } 7096 } 7097 7098 // This is a special case for the "system" package, where the ABI is 7099 // dictated by the zygote configuration (and init.rc). We should keep track 7100 // of this ABI so that we can deal with "normal" applications that run under 7101 // the same UID correctly. 7102 if (mPlatformPackage == pkg) { 7103 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7104 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7105 } 7106 7107 // If there's a mismatch between the abi-override in the package setting 7108 // and the abiOverride specified for the install. Warn about this because we 7109 // would've already compiled the app without taking the package setting into 7110 // account. 7111 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7112 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7113 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7114 " for package: " + pkg.packageName); 7115 } 7116 } 7117 7118 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7119 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7120 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7121 7122 // Copy the derived override back to the parsed package, so that we can 7123 // update the package settings accordingly. 7124 pkg.cpuAbiOverride = cpuAbiOverride; 7125 7126 if (DEBUG_ABI_SELECTION) { 7127 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7128 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7129 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7130 } 7131 7132 // Push the derived path down into PackageSettings so we know what to 7133 // clean up at uninstall time. 7134 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7135 7136 if (DEBUG_ABI_SELECTION) { 7137 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7138 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7139 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7140 } 7141 7142 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7143 // We don't do this here during boot because we can do it all 7144 // at once after scanning all existing packages. 7145 // 7146 // We also do this *before* we perform dexopt on this package, so that 7147 // we can avoid redundant dexopts, and also to make sure we've got the 7148 // code and package path correct. 7149 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7150 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7151 } 7152 7153 if ((scanFlags & SCAN_NO_DEX) == 0) { 7154 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7155 7156 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7157 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7158 7159 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7160 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7161 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7162 } 7163 } 7164 if (mFactoryTest && pkg.requestedPermissions.contains( 7165 android.Manifest.permission.FACTORY_TEST)) { 7166 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7167 } 7168 7169 ArrayList<PackageParser.Package> clientLibPkgs = null; 7170 7171 // writer 7172 synchronized (mPackages) { 7173 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7174 // Only system apps can add new shared libraries. 7175 if (pkg.libraryNames != null) { 7176 for (int i=0; i<pkg.libraryNames.size(); i++) { 7177 String name = pkg.libraryNames.get(i); 7178 boolean allowed = false; 7179 if (pkg.isUpdatedSystemApp()) { 7180 // New library entries can only be added through the 7181 // system image. This is important to get rid of a lot 7182 // of nasty edge cases: for example if we allowed a non- 7183 // system update of the app to add a library, then uninstalling 7184 // the update would make the library go away, and assumptions 7185 // we made such as through app install filtering would now 7186 // have allowed apps on the device which aren't compatible 7187 // with it. Better to just have the restriction here, be 7188 // conservative, and create many fewer cases that can negatively 7189 // impact the user experience. 7190 final PackageSetting sysPs = mSettings 7191 .getDisabledSystemPkgLPr(pkg.packageName); 7192 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7193 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7194 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7195 allowed = true; 7196 allowed = true; 7197 break; 7198 } 7199 } 7200 } 7201 } else { 7202 allowed = true; 7203 } 7204 if (allowed) { 7205 if (!mSharedLibraries.containsKey(name)) { 7206 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7207 } else if (!name.equals(pkg.packageName)) { 7208 Slog.w(TAG, "Package " + pkg.packageName + " library " 7209 + name + " already exists; skipping"); 7210 } 7211 } else { 7212 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7213 + name + " that is not declared on system image; skipping"); 7214 } 7215 } 7216 if ((scanFlags&SCAN_BOOTING) == 0) { 7217 // If we are not booting, we need to update any applications 7218 // that are clients of our shared library. If we are booting, 7219 // this will all be done once the scan is complete. 7220 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7221 } 7222 } 7223 } 7224 } 7225 7226 // We also need to dexopt any apps that are dependent on this library. Note that 7227 // if these fail, we should abort the install since installing the library will 7228 // result in some apps being broken. 7229 if (clientLibPkgs != null) { 7230 if ((scanFlags & SCAN_NO_DEX) == 0) { 7231 for (int i = 0; i < clientLibPkgs.size(); i++) { 7232 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7233 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7234 null /* instruction sets */, forceDex, 7235 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7236 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7237 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7238 "scanPackageLI failed to dexopt clientLibPkgs"); 7239 } 7240 } 7241 } 7242 } 7243 7244 // Request the ActivityManager to kill the process(only for existing packages) 7245 // so that we do not end up in a confused state while the user is still using the older 7246 // version of the application while the new one gets installed. 7247 if ((scanFlags & SCAN_REPLACING) != 0) { 7248 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7249 7250 killApplication(pkg.applicationInfo.packageName, 7251 pkg.applicationInfo.uid, "replace pkg"); 7252 7253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7254 } 7255 7256 // Also need to kill any apps that are dependent on the library. 7257 if (clientLibPkgs != null) { 7258 for (int i=0; i<clientLibPkgs.size(); i++) { 7259 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7260 killApplication(clientPkg.applicationInfo.packageName, 7261 clientPkg.applicationInfo.uid, "update lib"); 7262 } 7263 } 7264 7265 // Make sure we're not adding any bogus keyset info 7266 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7267 ksms.assertScannedPackageValid(pkg); 7268 7269 // writer 7270 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7271 7272 boolean createIdmapFailed = false; 7273 synchronized (mPackages) { 7274 // We don't expect installation to fail beyond this point 7275 7276 // Add the new setting to mSettings 7277 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7278 // Add the new setting to mPackages 7279 mPackages.put(pkg.applicationInfo.packageName, pkg); 7280 // Make sure we don't accidentally delete its data. 7281 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7282 while (iter.hasNext()) { 7283 PackageCleanItem item = iter.next(); 7284 if (pkgName.equals(item.packageName)) { 7285 iter.remove(); 7286 } 7287 } 7288 7289 // Take care of first install / last update times. 7290 if (currentTime != 0) { 7291 if (pkgSetting.firstInstallTime == 0) { 7292 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7293 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7294 pkgSetting.lastUpdateTime = currentTime; 7295 } 7296 } else if (pkgSetting.firstInstallTime == 0) { 7297 // We need *something*. Take time time stamp of the file. 7298 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7299 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7300 if (scanFileTime != pkgSetting.timeStamp) { 7301 // A package on the system image has changed; consider this 7302 // to be an update. 7303 pkgSetting.lastUpdateTime = scanFileTime; 7304 } 7305 } 7306 7307 // Add the package's KeySets to the global KeySetManagerService 7308 ksms.addScannedPackageLPw(pkg); 7309 7310 int N = pkg.providers.size(); 7311 StringBuilder r = null; 7312 int i; 7313 for (i=0; i<N; i++) { 7314 PackageParser.Provider p = pkg.providers.get(i); 7315 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7316 p.info.processName, pkg.applicationInfo.uid); 7317 mProviders.addProvider(p); 7318 p.syncable = p.info.isSyncable; 7319 if (p.info.authority != null) { 7320 String names[] = p.info.authority.split(";"); 7321 p.info.authority = null; 7322 for (int j = 0; j < names.length; j++) { 7323 if (j == 1 && p.syncable) { 7324 // We only want the first authority for a provider to possibly be 7325 // syncable, so if we already added this provider using a different 7326 // authority clear the syncable flag. We copy the provider before 7327 // changing it because the mProviders object contains a reference 7328 // to a provider that we don't want to change. 7329 // Only do this for the second authority since the resulting provider 7330 // object can be the same for all future authorities for this provider. 7331 p = new PackageParser.Provider(p); 7332 p.syncable = false; 7333 } 7334 if (!mProvidersByAuthority.containsKey(names[j])) { 7335 mProvidersByAuthority.put(names[j], p); 7336 if (p.info.authority == null) { 7337 p.info.authority = names[j]; 7338 } else { 7339 p.info.authority = p.info.authority + ";" + names[j]; 7340 } 7341 if (DEBUG_PACKAGE_SCANNING) { 7342 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7343 Log.d(TAG, "Registered content provider: " + names[j] 7344 + ", className = " + p.info.name + ", isSyncable = " 7345 + p.info.isSyncable); 7346 } 7347 } else { 7348 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7349 Slog.w(TAG, "Skipping provider name " + names[j] + 7350 " (in package " + pkg.applicationInfo.packageName + 7351 "): name already used by " 7352 + ((other != null && other.getComponentName() != null) 7353 ? other.getComponentName().getPackageName() : "?")); 7354 } 7355 } 7356 } 7357 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7358 if (r == null) { 7359 r = new StringBuilder(256); 7360 } else { 7361 r.append(' '); 7362 } 7363 r.append(p.info.name); 7364 } 7365 } 7366 if (r != null) { 7367 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7368 } 7369 7370 N = pkg.services.size(); 7371 r = null; 7372 for (i=0; i<N; i++) { 7373 PackageParser.Service s = pkg.services.get(i); 7374 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7375 s.info.processName, pkg.applicationInfo.uid); 7376 mServices.addService(s); 7377 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7378 if (r == null) { 7379 r = new StringBuilder(256); 7380 } else { 7381 r.append(' '); 7382 } 7383 r.append(s.info.name); 7384 } 7385 } 7386 if (r != null) { 7387 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7388 } 7389 7390 N = pkg.receivers.size(); 7391 r = null; 7392 for (i=0; i<N; i++) { 7393 PackageParser.Activity a = pkg.receivers.get(i); 7394 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7395 a.info.processName, pkg.applicationInfo.uid); 7396 mReceivers.addActivity(a, "receiver"); 7397 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7398 if (r == null) { 7399 r = new StringBuilder(256); 7400 } else { 7401 r.append(' '); 7402 } 7403 r.append(a.info.name); 7404 } 7405 } 7406 if (r != null) { 7407 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7408 } 7409 7410 N = pkg.activities.size(); 7411 r = null; 7412 for (i=0; i<N; i++) { 7413 PackageParser.Activity a = pkg.activities.get(i); 7414 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7415 a.info.processName, pkg.applicationInfo.uid); 7416 mActivities.addActivity(a, "activity"); 7417 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7418 if (r == null) { 7419 r = new StringBuilder(256); 7420 } else { 7421 r.append(' '); 7422 } 7423 r.append(a.info.name); 7424 } 7425 } 7426 if (r != null) { 7427 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7428 } 7429 7430 N = pkg.permissionGroups.size(); 7431 r = null; 7432 for (i=0; i<N; i++) { 7433 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7434 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7435 if (cur == null) { 7436 mPermissionGroups.put(pg.info.name, pg); 7437 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7438 if (r == null) { 7439 r = new StringBuilder(256); 7440 } else { 7441 r.append(' '); 7442 } 7443 r.append(pg.info.name); 7444 } 7445 } else { 7446 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7447 + pg.info.packageName + " ignored: original from " 7448 + cur.info.packageName); 7449 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7450 if (r == null) { 7451 r = new StringBuilder(256); 7452 } else { 7453 r.append(' '); 7454 } 7455 r.append("DUP:"); 7456 r.append(pg.info.name); 7457 } 7458 } 7459 } 7460 if (r != null) { 7461 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7462 } 7463 7464 N = pkg.permissions.size(); 7465 r = null; 7466 for (i=0; i<N; i++) { 7467 PackageParser.Permission p = pkg.permissions.get(i); 7468 7469 // Assume by default that we did not install this permission into the system. 7470 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7471 7472 // Now that permission groups have a special meaning, we ignore permission 7473 // groups for legacy apps to prevent unexpected behavior. In particular, 7474 // permissions for one app being granted to someone just becuase they happen 7475 // to be in a group defined by another app (before this had no implications). 7476 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7477 p.group = mPermissionGroups.get(p.info.group); 7478 // Warn for a permission in an unknown group. 7479 if (p.info.group != null && p.group == null) { 7480 Slog.w(TAG, "Permission " + p.info.name + " from package " 7481 + p.info.packageName + " in an unknown group " + p.info.group); 7482 } 7483 } 7484 7485 ArrayMap<String, BasePermission> permissionMap = 7486 p.tree ? mSettings.mPermissionTrees 7487 : mSettings.mPermissions; 7488 BasePermission bp = permissionMap.get(p.info.name); 7489 7490 // Allow system apps to redefine non-system permissions 7491 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7492 final boolean currentOwnerIsSystem = (bp.perm != null 7493 && isSystemApp(bp.perm.owner)); 7494 if (isSystemApp(p.owner)) { 7495 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7496 // It's a built-in permission and no owner, take ownership now 7497 bp.packageSetting = pkgSetting; 7498 bp.perm = p; 7499 bp.uid = pkg.applicationInfo.uid; 7500 bp.sourcePackage = p.info.packageName; 7501 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7502 } else if (!currentOwnerIsSystem) { 7503 String msg = "New decl " + p.owner + " of permission " 7504 + p.info.name + " is system; overriding " + bp.sourcePackage; 7505 reportSettingsProblem(Log.WARN, msg); 7506 bp = null; 7507 } 7508 } 7509 } 7510 7511 if (bp == null) { 7512 bp = new BasePermission(p.info.name, p.info.packageName, 7513 BasePermission.TYPE_NORMAL); 7514 permissionMap.put(p.info.name, bp); 7515 } 7516 7517 if (bp.perm == null) { 7518 if (bp.sourcePackage == null 7519 || bp.sourcePackage.equals(p.info.packageName)) { 7520 BasePermission tree = findPermissionTreeLP(p.info.name); 7521 if (tree == null 7522 || tree.sourcePackage.equals(p.info.packageName)) { 7523 bp.packageSetting = pkgSetting; 7524 bp.perm = p; 7525 bp.uid = pkg.applicationInfo.uid; 7526 bp.sourcePackage = p.info.packageName; 7527 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7528 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7529 if (r == null) { 7530 r = new StringBuilder(256); 7531 } else { 7532 r.append(' '); 7533 } 7534 r.append(p.info.name); 7535 } 7536 } else { 7537 Slog.w(TAG, "Permission " + p.info.name + " from package " 7538 + p.info.packageName + " ignored: base tree " 7539 + tree.name + " is from package " 7540 + tree.sourcePackage); 7541 } 7542 } else { 7543 Slog.w(TAG, "Permission " + p.info.name + " from package " 7544 + p.info.packageName + " ignored: original from " 7545 + bp.sourcePackage); 7546 } 7547 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7548 if (r == null) { 7549 r = new StringBuilder(256); 7550 } else { 7551 r.append(' '); 7552 } 7553 r.append("DUP:"); 7554 r.append(p.info.name); 7555 } 7556 if (bp.perm == p) { 7557 bp.protectionLevel = p.info.protectionLevel; 7558 } 7559 } 7560 7561 if (r != null) { 7562 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7563 } 7564 7565 N = pkg.instrumentation.size(); 7566 r = null; 7567 for (i=0; i<N; i++) { 7568 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7569 a.info.packageName = pkg.applicationInfo.packageName; 7570 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7571 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7572 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7573 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7574 a.info.dataDir = pkg.applicationInfo.dataDir; 7575 7576 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7577 // need other information about the application, like the ABI and what not ? 7578 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7579 mInstrumentation.put(a.getComponentName(), a); 7580 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7581 if (r == null) { 7582 r = new StringBuilder(256); 7583 } else { 7584 r.append(' '); 7585 } 7586 r.append(a.info.name); 7587 } 7588 } 7589 if (r != null) { 7590 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7591 } 7592 7593 if (pkg.protectedBroadcasts != null) { 7594 N = pkg.protectedBroadcasts.size(); 7595 for (i=0; i<N; i++) { 7596 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7597 } 7598 } 7599 7600 pkgSetting.setTimeStamp(scanFileTime); 7601 7602 // Create idmap files for pairs of (packages, overlay packages). 7603 // Note: "android", ie framework-res.apk, is handled by native layers. 7604 if (pkg.mOverlayTarget != null) { 7605 // This is an overlay package. 7606 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7607 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7608 mOverlays.put(pkg.mOverlayTarget, 7609 new ArrayMap<String, PackageParser.Package>()); 7610 } 7611 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7612 map.put(pkg.packageName, pkg); 7613 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7614 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7615 createIdmapFailed = true; 7616 } 7617 } 7618 } else if (mOverlays.containsKey(pkg.packageName) && 7619 !pkg.packageName.equals("android")) { 7620 // This is a regular package, with one or more known overlay packages. 7621 createIdmapsForPackageLI(pkg); 7622 } 7623 } 7624 7625 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7626 7627 if (createIdmapFailed) { 7628 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7629 "scanPackageLI failed to createIdmap"); 7630 } 7631 return pkg; 7632 } 7633 7634 /** 7635 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7636 * is derived purely on the basis of the contents of {@code scanFile} and 7637 * {@code cpuAbiOverride}. 7638 * 7639 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7640 */ 7641 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7642 String cpuAbiOverride, boolean extractLibs) 7643 throws PackageManagerException { 7644 // TODO: We can probably be smarter about this stuff. For installed apps, 7645 // we can calculate this information at install time once and for all. For 7646 // system apps, we can probably assume that this information doesn't change 7647 // after the first boot scan. As things stand, we do lots of unnecessary work. 7648 7649 // Give ourselves some initial paths; we'll come back for another 7650 // pass once we've determined ABI below. 7651 setNativeLibraryPaths(pkg); 7652 7653 // We would never need to extract libs for forward-locked and external packages, 7654 // since the container service will do it for us. We shouldn't attempt to 7655 // extract libs from system app when it was not updated. 7656 if (pkg.isForwardLocked() || isExternal(pkg) || 7657 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7658 extractLibs = false; 7659 } 7660 7661 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7662 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7663 7664 NativeLibraryHelper.Handle handle = null; 7665 try { 7666 handle = NativeLibraryHelper.Handle.create(pkg); 7667 // TODO(multiArch): This can be null for apps that didn't go through the 7668 // usual installation process. We can calculate it again, like we 7669 // do during install time. 7670 // 7671 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7672 // unnecessary. 7673 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7674 7675 // Null out the abis so that they can be recalculated. 7676 pkg.applicationInfo.primaryCpuAbi = null; 7677 pkg.applicationInfo.secondaryCpuAbi = null; 7678 if (isMultiArch(pkg.applicationInfo)) { 7679 // Warn if we've set an abiOverride for multi-lib packages.. 7680 // By definition, we need to copy both 32 and 64 bit libraries for 7681 // such packages. 7682 if (pkg.cpuAbiOverride != null 7683 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7684 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7685 } 7686 7687 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7688 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7689 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7690 if (extractLibs) { 7691 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7692 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7693 useIsaSpecificSubdirs); 7694 } else { 7695 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7696 } 7697 } 7698 7699 maybeThrowExceptionForMultiArchCopy( 7700 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7701 7702 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7703 if (extractLibs) { 7704 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7705 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7706 useIsaSpecificSubdirs); 7707 } else { 7708 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7709 } 7710 } 7711 7712 maybeThrowExceptionForMultiArchCopy( 7713 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7714 7715 if (abi64 >= 0) { 7716 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7717 } 7718 7719 if (abi32 >= 0) { 7720 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7721 if (abi64 >= 0) { 7722 pkg.applicationInfo.secondaryCpuAbi = abi; 7723 } else { 7724 pkg.applicationInfo.primaryCpuAbi = abi; 7725 } 7726 } 7727 } else { 7728 String[] abiList = (cpuAbiOverride != null) ? 7729 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7730 7731 // Enable gross and lame hacks for apps that are built with old 7732 // SDK tools. We must scan their APKs for renderscript bitcode and 7733 // not launch them if it's present. Don't bother checking on devices 7734 // that don't have 64 bit support. 7735 boolean needsRenderScriptOverride = false; 7736 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7737 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7738 abiList = Build.SUPPORTED_32_BIT_ABIS; 7739 needsRenderScriptOverride = true; 7740 } 7741 7742 final int copyRet; 7743 if (extractLibs) { 7744 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7745 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7746 } else { 7747 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7748 } 7749 7750 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7751 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7752 "Error unpackaging native libs for app, errorCode=" + copyRet); 7753 } 7754 7755 if (copyRet >= 0) { 7756 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7757 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7758 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7759 } else if (needsRenderScriptOverride) { 7760 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7761 } 7762 } 7763 } catch (IOException ioe) { 7764 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7765 } finally { 7766 IoUtils.closeQuietly(handle); 7767 } 7768 7769 // Now that we've calculated the ABIs and determined if it's an internal app, 7770 // we will go ahead and populate the nativeLibraryPath. 7771 setNativeLibraryPaths(pkg); 7772 } 7773 7774 /** 7775 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7776 * i.e, so that all packages can be run inside a single process if required. 7777 * 7778 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7779 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7780 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7781 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7782 * updating a package that belongs to a shared user. 7783 * 7784 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7785 * adds unnecessary complexity. 7786 */ 7787 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7788 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7789 String requiredInstructionSet = null; 7790 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7791 requiredInstructionSet = VMRuntime.getInstructionSet( 7792 scannedPackage.applicationInfo.primaryCpuAbi); 7793 } 7794 7795 PackageSetting requirer = null; 7796 for (PackageSetting ps : packagesForUser) { 7797 // If packagesForUser contains scannedPackage, we skip it. This will happen 7798 // when scannedPackage is an update of an existing package. Without this check, 7799 // we will never be able to change the ABI of any package belonging to a shared 7800 // user, even if it's compatible with other packages. 7801 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7802 if (ps.primaryCpuAbiString == null) { 7803 continue; 7804 } 7805 7806 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7807 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7808 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7809 // this but there's not much we can do. 7810 String errorMessage = "Instruction set mismatch, " 7811 + ((requirer == null) ? "[caller]" : requirer) 7812 + " requires " + requiredInstructionSet + " whereas " + ps 7813 + " requires " + instructionSet; 7814 Slog.w(TAG, errorMessage); 7815 } 7816 7817 if (requiredInstructionSet == null) { 7818 requiredInstructionSet = instructionSet; 7819 requirer = ps; 7820 } 7821 } 7822 } 7823 7824 if (requiredInstructionSet != null) { 7825 String adjustedAbi; 7826 if (requirer != null) { 7827 // requirer != null implies that either scannedPackage was null or that scannedPackage 7828 // did not require an ABI, in which case we have to adjust scannedPackage to match 7829 // the ABI of the set (which is the same as requirer's ABI) 7830 adjustedAbi = requirer.primaryCpuAbiString; 7831 if (scannedPackage != null) { 7832 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7833 } 7834 } else { 7835 // requirer == null implies that we're updating all ABIs in the set to 7836 // match scannedPackage. 7837 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7838 } 7839 7840 for (PackageSetting ps : packagesForUser) { 7841 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7842 if (ps.primaryCpuAbiString != null) { 7843 continue; 7844 } 7845 7846 ps.primaryCpuAbiString = adjustedAbi; 7847 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7848 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7849 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7850 7851 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7852 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7853 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7854 ps.primaryCpuAbiString = null; 7855 ps.pkg.applicationInfo.primaryCpuAbi = null; 7856 return; 7857 } else { 7858 mInstaller.rmdex(ps.codePathString, 7859 getDexCodeInstructionSet(getPreferredInstructionSet())); 7860 } 7861 } 7862 } 7863 } 7864 } 7865 } 7866 7867 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7868 synchronized (mPackages) { 7869 mResolverReplaced = true; 7870 // Set up information for custom user intent resolution activity. 7871 mResolveActivity.applicationInfo = pkg.applicationInfo; 7872 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7873 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7874 mResolveActivity.processName = pkg.applicationInfo.packageName; 7875 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7876 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7877 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7878 mResolveActivity.theme = 0; 7879 mResolveActivity.exported = true; 7880 mResolveActivity.enabled = true; 7881 mResolveInfo.activityInfo = mResolveActivity; 7882 mResolveInfo.priority = 0; 7883 mResolveInfo.preferredOrder = 0; 7884 mResolveInfo.match = 0; 7885 mResolveComponentName = mCustomResolverComponentName; 7886 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7887 mResolveComponentName); 7888 } 7889 } 7890 7891 private static String calculateBundledApkRoot(final String codePathString) { 7892 final File codePath = new File(codePathString); 7893 final File codeRoot; 7894 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7895 codeRoot = Environment.getRootDirectory(); 7896 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7897 codeRoot = Environment.getOemDirectory(); 7898 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7899 codeRoot = Environment.getVendorDirectory(); 7900 } else { 7901 // Unrecognized code path; take its top real segment as the apk root: 7902 // e.g. /something/app/blah.apk => /something 7903 try { 7904 File f = codePath.getCanonicalFile(); 7905 File parent = f.getParentFile(); // non-null because codePath is a file 7906 File tmp; 7907 while ((tmp = parent.getParentFile()) != null) { 7908 f = parent; 7909 parent = tmp; 7910 } 7911 codeRoot = f; 7912 Slog.w(TAG, "Unrecognized code path " 7913 + codePath + " - using " + codeRoot); 7914 } catch (IOException e) { 7915 // Can't canonicalize the code path -- shenanigans? 7916 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7917 return Environment.getRootDirectory().getPath(); 7918 } 7919 } 7920 return codeRoot.getPath(); 7921 } 7922 7923 /** 7924 * Derive and set the location of native libraries for the given package, 7925 * which varies depending on where and how the package was installed. 7926 */ 7927 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7928 final ApplicationInfo info = pkg.applicationInfo; 7929 final String codePath = pkg.codePath; 7930 final File codeFile = new File(codePath); 7931 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7932 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7933 7934 info.nativeLibraryRootDir = null; 7935 info.nativeLibraryRootRequiresIsa = false; 7936 info.nativeLibraryDir = null; 7937 info.secondaryNativeLibraryDir = null; 7938 7939 if (isApkFile(codeFile)) { 7940 // Monolithic install 7941 if (bundledApp) { 7942 // If "/system/lib64/apkname" exists, assume that is the per-package 7943 // native library directory to use; otherwise use "/system/lib/apkname". 7944 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7945 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7946 getPrimaryInstructionSet(info)); 7947 7948 // This is a bundled system app so choose the path based on the ABI. 7949 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7950 // is just the default path. 7951 final String apkName = deriveCodePathName(codePath); 7952 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7953 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7954 apkName).getAbsolutePath(); 7955 7956 if (info.secondaryCpuAbi != null) { 7957 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7958 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7959 secondaryLibDir, apkName).getAbsolutePath(); 7960 } 7961 } else if (asecApp) { 7962 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7963 .getAbsolutePath(); 7964 } else { 7965 final String apkName = deriveCodePathName(codePath); 7966 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7967 .getAbsolutePath(); 7968 } 7969 7970 info.nativeLibraryRootRequiresIsa = false; 7971 info.nativeLibraryDir = info.nativeLibraryRootDir; 7972 } else { 7973 // Cluster install 7974 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7975 info.nativeLibraryRootRequiresIsa = true; 7976 7977 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7978 getPrimaryInstructionSet(info)).getAbsolutePath(); 7979 7980 if (info.secondaryCpuAbi != null) { 7981 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7982 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7983 } 7984 } 7985 } 7986 7987 /** 7988 * Calculate the abis and roots for a bundled app. These can uniquely 7989 * be determined from the contents of the system partition, i.e whether 7990 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7991 * of this information, and instead assume that the system was built 7992 * sensibly. 7993 */ 7994 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7995 PackageSetting pkgSetting) { 7996 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7997 7998 // If "/system/lib64/apkname" exists, assume that is the per-package 7999 // native library directory to use; otherwise use "/system/lib/apkname". 8000 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8001 setBundledAppAbi(pkg, apkRoot, apkName); 8002 // pkgSetting might be null during rescan following uninstall of updates 8003 // to a bundled app, so accommodate that possibility. The settings in 8004 // that case will be established later from the parsed package. 8005 // 8006 // If the settings aren't null, sync them up with what we've just derived. 8007 // note that apkRoot isn't stored in the package settings. 8008 if (pkgSetting != null) { 8009 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8010 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8011 } 8012 } 8013 8014 /** 8015 * Deduces the ABI of a bundled app and sets the relevant fields on the 8016 * parsed pkg object. 8017 * 8018 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8019 * under which system libraries are installed. 8020 * @param apkName the name of the installed package. 8021 */ 8022 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8023 final File codeFile = new File(pkg.codePath); 8024 8025 final boolean has64BitLibs; 8026 final boolean has32BitLibs; 8027 if (isApkFile(codeFile)) { 8028 // Monolithic install 8029 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8030 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8031 } else { 8032 // Cluster install 8033 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8034 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8035 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8036 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8037 has64BitLibs = (new File(rootDir, isa)).exists(); 8038 } else { 8039 has64BitLibs = false; 8040 } 8041 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8042 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8043 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8044 has32BitLibs = (new File(rootDir, isa)).exists(); 8045 } else { 8046 has32BitLibs = false; 8047 } 8048 } 8049 8050 if (has64BitLibs && !has32BitLibs) { 8051 // The package has 64 bit libs, but not 32 bit libs. Its primary 8052 // ABI should be 64 bit. We can safely assume here that the bundled 8053 // native libraries correspond to the most preferred ABI in the list. 8054 8055 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8056 pkg.applicationInfo.secondaryCpuAbi = null; 8057 } else if (has32BitLibs && !has64BitLibs) { 8058 // The package has 32 bit libs but not 64 bit libs. Its primary 8059 // ABI should be 32 bit. 8060 8061 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8062 pkg.applicationInfo.secondaryCpuAbi = null; 8063 } else if (has32BitLibs && has64BitLibs) { 8064 // The application has both 64 and 32 bit bundled libraries. We check 8065 // here that the app declares multiArch support, and warn if it doesn't. 8066 // 8067 // We will be lenient here and record both ABIs. The primary will be the 8068 // ABI that's higher on the list, i.e, a device that's configured to prefer 8069 // 64 bit apps will see a 64 bit primary ABI, 8070 8071 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8072 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8073 } 8074 8075 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8076 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8077 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8078 } else { 8079 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8080 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8081 } 8082 } else { 8083 pkg.applicationInfo.primaryCpuAbi = null; 8084 pkg.applicationInfo.secondaryCpuAbi = null; 8085 } 8086 } 8087 8088 private void killApplication(String pkgName, int appId, String reason) { 8089 // Request the ActivityManager to kill the process(only for existing packages) 8090 // so that we do not end up in a confused state while the user is still using the older 8091 // version of the application while the new one gets installed. 8092 IActivityManager am = ActivityManagerNative.getDefault(); 8093 if (am != null) { 8094 try { 8095 am.killApplicationWithAppId(pkgName, appId, reason); 8096 } catch (RemoteException e) { 8097 } 8098 } 8099 } 8100 8101 void removePackageLI(PackageSetting ps, boolean chatty) { 8102 if (DEBUG_INSTALL) { 8103 if (chatty) 8104 Log.d(TAG, "Removing package " + ps.name); 8105 } 8106 8107 // writer 8108 synchronized (mPackages) { 8109 mPackages.remove(ps.name); 8110 final PackageParser.Package pkg = ps.pkg; 8111 if (pkg != null) { 8112 cleanPackageDataStructuresLILPw(pkg, chatty); 8113 } 8114 } 8115 } 8116 8117 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8118 if (DEBUG_INSTALL) { 8119 if (chatty) 8120 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8121 } 8122 8123 // writer 8124 synchronized (mPackages) { 8125 mPackages.remove(pkg.applicationInfo.packageName); 8126 cleanPackageDataStructuresLILPw(pkg, chatty); 8127 } 8128 } 8129 8130 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8131 int N = pkg.providers.size(); 8132 StringBuilder r = null; 8133 int i; 8134 for (i=0; i<N; i++) { 8135 PackageParser.Provider p = pkg.providers.get(i); 8136 mProviders.removeProvider(p); 8137 if (p.info.authority == null) { 8138 8139 /* There was another ContentProvider with this authority when 8140 * this app was installed so this authority is null, 8141 * Ignore it as we don't have to unregister the provider. 8142 */ 8143 continue; 8144 } 8145 String names[] = p.info.authority.split(";"); 8146 for (int j = 0; j < names.length; j++) { 8147 if (mProvidersByAuthority.get(names[j]) == p) { 8148 mProvidersByAuthority.remove(names[j]); 8149 if (DEBUG_REMOVE) { 8150 if (chatty) 8151 Log.d(TAG, "Unregistered content provider: " + names[j] 8152 + ", className = " + p.info.name + ", isSyncable = " 8153 + p.info.isSyncable); 8154 } 8155 } 8156 } 8157 if (DEBUG_REMOVE && chatty) { 8158 if (r == null) { 8159 r = new StringBuilder(256); 8160 } else { 8161 r.append(' '); 8162 } 8163 r.append(p.info.name); 8164 } 8165 } 8166 if (r != null) { 8167 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8168 } 8169 8170 N = pkg.services.size(); 8171 r = null; 8172 for (i=0; i<N; i++) { 8173 PackageParser.Service s = pkg.services.get(i); 8174 mServices.removeService(s); 8175 if (chatty) { 8176 if (r == null) { 8177 r = new StringBuilder(256); 8178 } else { 8179 r.append(' '); 8180 } 8181 r.append(s.info.name); 8182 } 8183 } 8184 if (r != null) { 8185 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8186 } 8187 8188 N = pkg.receivers.size(); 8189 r = null; 8190 for (i=0; i<N; i++) { 8191 PackageParser.Activity a = pkg.receivers.get(i); 8192 mReceivers.removeActivity(a, "receiver"); 8193 if (DEBUG_REMOVE && chatty) { 8194 if (r == null) { 8195 r = new StringBuilder(256); 8196 } else { 8197 r.append(' '); 8198 } 8199 r.append(a.info.name); 8200 } 8201 } 8202 if (r != null) { 8203 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8204 } 8205 8206 N = pkg.activities.size(); 8207 r = null; 8208 for (i=0; i<N; i++) { 8209 PackageParser.Activity a = pkg.activities.get(i); 8210 mActivities.removeActivity(a, "activity"); 8211 if (DEBUG_REMOVE && chatty) { 8212 if (r == null) { 8213 r = new StringBuilder(256); 8214 } else { 8215 r.append(' '); 8216 } 8217 r.append(a.info.name); 8218 } 8219 } 8220 if (r != null) { 8221 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8222 } 8223 8224 N = pkg.permissions.size(); 8225 r = null; 8226 for (i=0; i<N; i++) { 8227 PackageParser.Permission p = pkg.permissions.get(i); 8228 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8229 if (bp == null) { 8230 bp = mSettings.mPermissionTrees.get(p.info.name); 8231 } 8232 if (bp != null && bp.perm == p) { 8233 bp.perm = null; 8234 if (DEBUG_REMOVE && chatty) { 8235 if (r == null) { 8236 r = new StringBuilder(256); 8237 } else { 8238 r.append(' '); 8239 } 8240 r.append(p.info.name); 8241 } 8242 } 8243 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8244 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8245 if (appOpPerms != null) { 8246 appOpPerms.remove(pkg.packageName); 8247 } 8248 } 8249 } 8250 if (r != null) { 8251 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8252 } 8253 8254 N = pkg.requestedPermissions.size(); 8255 r = null; 8256 for (i=0; i<N; i++) { 8257 String perm = pkg.requestedPermissions.get(i); 8258 BasePermission bp = mSettings.mPermissions.get(perm); 8259 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8260 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8261 if (appOpPerms != null) { 8262 appOpPerms.remove(pkg.packageName); 8263 if (appOpPerms.isEmpty()) { 8264 mAppOpPermissionPackages.remove(perm); 8265 } 8266 } 8267 } 8268 } 8269 if (r != null) { 8270 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8271 } 8272 8273 N = pkg.instrumentation.size(); 8274 r = null; 8275 for (i=0; i<N; i++) { 8276 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8277 mInstrumentation.remove(a.getComponentName()); 8278 if (DEBUG_REMOVE && chatty) { 8279 if (r == null) { 8280 r = new StringBuilder(256); 8281 } else { 8282 r.append(' '); 8283 } 8284 r.append(a.info.name); 8285 } 8286 } 8287 if (r != null) { 8288 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8289 } 8290 8291 r = null; 8292 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8293 // Only system apps can hold shared libraries. 8294 if (pkg.libraryNames != null) { 8295 for (i=0; i<pkg.libraryNames.size(); i++) { 8296 String name = pkg.libraryNames.get(i); 8297 SharedLibraryEntry cur = mSharedLibraries.get(name); 8298 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8299 mSharedLibraries.remove(name); 8300 if (DEBUG_REMOVE && chatty) { 8301 if (r == null) { 8302 r = new StringBuilder(256); 8303 } else { 8304 r.append(' '); 8305 } 8306 r.append(name); 8307 } 8308 } 8309 } 8310 } 8311 } 8312 if (r != null) { 8313 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8314 } 8315 } 8316 8317 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8318 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8319 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8320 return true; 8321 } 8322 } 8323 return false; 8324 } 8325 8326 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8327 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8328 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8329 8330 private void updatePermissionsLPw(String changingPkg, 8331 PackageParser.Package pkgInfo, int flags) { 8332 // Make sure there are no dangling permission trees. 8333 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8334 while (it.hasNext()) { 8335 final BasePermission bp = it.next(); 8336 if (bp.packageSetting == null) { 8337 // We may not yet have parsed the package, so just see if 8338 // we still know about its settings. 8339 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8340 } 8341 if (bp.packageSetting == null) { 8342 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8343 + " from package " + bp.sourcePackage); 8344 it.remove(); 8345 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8346 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8347 Slog.i(TAG, "Removing old permission tree: " + bp.name 8348 + " from package " + bp.sourcePackage); 8349 flags |= UPDATE_PERMISSIONS_ALL; 8350 it.remove(); 8351 } 8352 } 8353 } 8354 8355 // Make sure all dynamic permissions have been assigned to a package, 8356 // and make sure there are no dangling permissions. 8357 it = mSettings.mPermissions.values().iterator(); 8358 while (it.hasNext()) { 8359 final BasePermission bp = it.next(); 8360 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8361 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8362 + bp.name + " pkg=" + bp.sourcePackage 8363 + " info=" + bp.pendingInfo); 8364 if (bp.packageSetting == null && bp.pendingInfo != null) { 8365 final BasePermission tree = findPermissionTreeLP(bp.name); 8366 if (tree != null && tree.perm != null) { 8367 bp.packageSetting = tree.packageSetting; 8368 bp.perm = new PackageParser.Permission(tree.perm.owner, 8369 new PermissionInfo(bp.pendingInfo)); 8370 bp.perm.info.packageName = tree.perm.info.packageName; 8371 bp.perm.info.name = bp.name; 8372 bp.uid = tree.uid; 8373 } 8374 } 8375 } 8376 if (bp.packageSetting == null) { 8377 // We may not yet have parsed the package, so just see if 8378 // we still know about its settings. 8379 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8380 } 8381 if (bp.packageSetting == null) { 8382 Slog.w(TAG, "Removing dangling permission: " + bp.name 8383 + " from package " + bp.sourcePackage); 8384 it.remove(); 8385 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8386 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8387 Slog.i(TAG, "Removing old permission: " + bp.name 8388 + " from package " + bp.sourcePackage); 8389 flags |= UPDATE_PERMISSIONS_ALL; 8390 it.remove(); 8391 } 8392 } 8393 } 8394 8395 // Now update the permissions for all packages, in particular 8396 // replace the granted permissions of the system packages. 8397 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8398 for (PackageParser.Package pkg : mPackages.values()) { 8399 if (pkg != pkgInfo) { 8400 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8401 changingPkg); 8402 } 8403 } 8404 } 8405 8406 if (pkgInfo != null) { 8407 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8408 } 8409 } 8410 8411 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8412 String packageOfInterest) { 8413 // IMPORTANT: There are two types of permissions: install and runtime. 8414 // Install time permissions are granted when the app is installed to 8415 // all device users and users added in the future. Runtime permissions 8416 // are granted at runtime explicitly to specific users. Normal and signature 8417 // protected permissions are install time permissions. Dangerous permissions 8418 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8419 // otherwise they are runtime permissions. This function does not manage 8420 // runtime permissions except for the case an app targeting Lollipop MR1 8421 // being upgraded to target a newer SDK, in which case dangerous permissions 8422 // are transformed from install time to runtime ones. 8423 8424 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8425 if (ps == null) { 8426 return; 8427 } 8428 8429 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8430 8431 PermissionsState permissionsState = ps.getPermissionsState(); 8432 PermissionsState origPermissions = permissionsState; 8433 8434 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8435 8436 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8437 8438 boolean changedInstallPermission = false; 8439 8440 if (replace) { 8441 ps.installPermissionsFixed = false; 8442 if (!ps.isSharedUser()) { 8443 origPermissions = new PermissionsState(permissionsState); 8444 permissionsState.reset(); 8445 } 8446 } 8447 8448 permissionsState.setGlobalGids(mGlobalGids); 8449 8450 final int N = pkg.requestedPermissions.size(); 8451 for (int i=0; i<N; i++) { 8452 final String name = pkg.requestedPermissions.get(i); 8453 final BasePermission bp = mSettings.mPermissions.get(name); 8454 8455 if (DEBUG_INSTALL) { 8456 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8457 } 8458 8459 if (bp == null || bp.packageSetting == null) { 8460 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8461 Slog.w(TAG, "Unknown permission " + name 8462 + " in package " + pkg.packageName); 8463 } 8464 continue; 8465 } 8466 8467 final String perm = bp.name; 8468 boolean allowedSig = false; 8469 int grant = GRANT_DENIED; 8470 8471 // Keep track of app op permissions. 8472 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8473 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8474 if (pkgs == null) { 8475 pkgs = new ArraySet<>(); 8476 mAppOpPermissionPackages.put(bp.name, pkgs); 8477 } 8478 pkgs.add(pkg.packageName); 8479 } 8480 8481 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8482 switch (level) { 8483 case PermissionInfo.PROTECTION_NORMAL: { 8484 // For all apps normal permissions are install time ones. 8485 grant = GRANT_INSTALL; 8486 } break; 8487 8488 case PermissionInfo.PROTECTION_DANGEROUS: { 8489 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8490 // For legacy apps dangerous permissions are install time ones. 8491 grant = GRANT_INSTALL_LEGACY; 8492 } else if (origPermissions.hasInstallPermission(bp.name)) { 8493 // For legacy apps that became modern, install becomes runtime. 8494 grant = GRANT_UPGRADE; 8495 } else if (mPromoteSystemApps 8496 && isSystemApp(ps) 8497 && mExistingSystemPackages.contains(ps.name)) { 8498 // For legacy system apps, install becomes runtime. 8499 // We cannot check hasInstallPermission() for system apps since those 8500 // permissions were granted implicitly and not persisted pre-M. 8501 grant = GRANT_UPGRADE; 8502 } else { 8503 // For modern apps keep runtime permissions unchanged. 8504 grant = GRANT_RUNTIME; 8505 } 8506 } break; 8507 8508 case PermissionInfo.PROTECTION_SIGNATURE: { 8509 // For all apps signature permissions are install time ones. 8510 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8511 if (allowedSig) { 8512 grant = GRANT_INSTALL; 8513 } 8514 } break; 8515 } 8516 8517 if (DEBUG_INSTALL) { 8518 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8519 } 8520 8521 if (grant != GRANT_DENIED) { 8522 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8523 // If this is an existing, non-system package, then 8524 // we can't add any new permissions to it. 8525 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8526 // Except... if this is a permission that was added 8527 // to the platform (note: need to only do this when 8528 // updating the platform). 8529 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8530 grant = GRANT_DENIED; 8531 } 8532 } 8533 } 8534 8535 switch (grant) { 8536 case GRANT_INSTALL: { 8537 // Revoke this as runtime permission to handle the case of 8538 // a runtime permission being downgraded to an install one. 8539 for (int userId : UserManagerService.getInstance().getUserIds()) { 8540 if (origPermissions.getRuntimePermissionState( 8541 bp.name, userId) != null) { 8542 // Revoke the runtime permission and clear the flags. 8543 origPermissions.revokeRuntimePermission(bp, userId); 8544 origPermissions.updatePermissionFlags(bp, userId, 8545 PackageManager.MASK_PERMISSION_FLAGS, 0); 8546 // If we revoked a permission permission, we have to write. 8547 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8548 changedRuntimePermissionUserIds, userId); 8549 } 8550 } 8551 // Grant an install permission. 8552 if (permissionsState.grantInstallPermission(bp) != 8553 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8554 changedInstallPermission = true; 8555 } 8556 } break; 8557 8558 case GRANT_INSTALL_LEGACY: { 8559 // Grant an install permission. 8560 if (permissionsState.grantInstallPermission(bp) != 8561 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8562 changedInstallPermission = true; 8563 } 8564 } break; 8565 8566 case GRANT_RUNTIME: { 8567 // Grant previously granted runtime permissions. 8568 for (int userId : UserManagerService.getInstance().getUserIds()) { 8569 PermissionState permissionState = origPermissions 8570 .getRuntimePermissionState(bp.name, userId); 8571 final int flags = permissionState != null 8572 ? permissionState.getFlags() : 0; 8573 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8574 if (permissionsState.grantRuntimePermission(bp, userId) == 8575 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8576 // If we cannot put the permission as it was, we have to write. 8577 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8578 changedRuntimePermissionUserIds, userId); 8579 } 8580 } 8581 // Propagate the permission flags. 8582 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8583 } 8584 } break; 8585 8586 case GRANT_UPGRADE: { 8587 // Grant runtime permissions for a previously held install permission. 8588 PermissionState permissionState = origPermissions 8589 .getInstallPermissionState(bp.name); 8590 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8591 8592 if (origPermissions.revokeInstallPermission(bp) 8593 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8594 // We will be transferring the permission flags, so clear them. 8595 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8596 PackageManager.MASK_PERMISSION_FLAGS, 0); 8597 changedInstallPermission = true; 8598 } 8599 8600 // If the permission is not to be promoted to runtime we ignore it and 8601 // also its other flags as they are not applicable to install permissions. 8602 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8603 for (int userId : currentUserIds) { 8604 if (permissionsState.grantRuntimePermission(bp, userId) != 8605 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8606 // Transfer the permission flags. 8607 permissionsState.updatePermissionFlags(bp, userId, 8608 flags, flags); 8609 // If we granted the permission, we have to write. 8610 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8611 changedRuntimePermissionUserIds, userId); 8612 } 8613 } 8614 } 8615 } break; 8616 8617 default: { 8618 if (packageOfInterest == null 8619 || packageOfInterest.equals(pkg.packageName)) { 8620 Slog.w(TAG, "Not granting permission " + perm 8621 + " to package " + pkg.packageName 8622 + " because it was previously installed without"); 8623 } 8624 } break; 8625 } 8626 } else { 8627 if (permissionsState.revokeInstallPermission(bp) != 8628 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8629 // Also drop the permission flags. 8630 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8631 PackageManager.MASK_PERMISSION_FLAGS, 0); 8632 changedInstallPermission = true; 8633 Slog.i(TAG, "Un-granting permission " + perm 8634 + " from package " + pkg.packageName 8635 + " (protectionLevel=" + bp.protectionLevel 8636 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8637 + ")"); 8638 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8639 // Don't print warning for app op permissions, since it is fine for them 8640 // not to be granted, there is a UI for the user to decide. 8641 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8642 Slog.w(TAG, "Not granting permission " + perm 8643 + " to package " + pkg.packageName 8644 + " (protectionLevel=" + bp.protectionLevel 8645 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8646 + ")"); 8647 } 8648 } 8649 } 8650 } 8651 8652 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8653 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8654 // This is the first that we have heard about this package, so the 8655 // permissions we have now selected are fixed until explicitly 8656 // changed. 8657 ps.installPermissionsFixed = true; 8658 } 8659 8660 // Persist the runtime permissions state for users with changes. 8661 for (int userId : changedRuntimePermissionUserIds) { 8662 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8663 } 8664 8665 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8666 } 8667 8668 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8669 boolean allowed = false; 8670 final int NP = PackageParser.NEW_PERMISSIONS.length; 8671 for (int ip=0; ip<NP; ip++) { 8672 final PackageParser.NewPermissionInfo npi 8673 = PackageParser.NEW_PERMISSIONS[ip]; 8674 if (npi.name.equals(perm) 8675 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8676 allowed = true; 8677 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8678 + pkg.packageName); 8679 break; 8680 } 8681 } 8682 return allowed; 8683 } 8684 8685 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8686 BasePermission bp, PermissionsState origPermissions) { 8687 boolean allowed; 8688 allowed = (compareSignatures( 8689 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8690 == PackageManager.SIGNATURE_MATCH) 8691 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8692 == PackageManager.SIGNATURE_MATCH); 8693 if (!allowed && (bp.protectionLevel 8694 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8695 if (isSystemApp(pkg)) { 8696 // For updated system applications, a system permission 8697 // is granted only if it had been defined by the original application. 8698 if (pkg.isUpdatedSystemApp()) { 8699 final PackageSetting sysPs = mSettings 8700 .getDisabledSystemPkgLPr(pkg.packageName); 8701 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8702 // If the original was granted this permission, we take 8703 // that grant decision as read and propagate it to the 8704 // update. 8705 if (sysPs.isPrivileged()) { 8706 allowed = true; 8707 } 8708 } else { 8709 // The system apk may have been updated with an older 8710 // version of the one on the data partition, but which 8711 // granted a new system permission that it didn't have 8712 // before. In this case we do want to allow the app to 8713 // now get the new permission if the ancestral apk is 8714 // privileged to get it. 8715 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8716 for (int j=0; 8717 j<sysPs.pkg.requestedPermissions.size(); j++) { 8718 if (perm.equals( 8719 sysPs.pkg.requestedPermissions.get(j))) { 8720 allowed = true; 8721 break; 8722 } 8723 } 8724 } 8725 } 8726 } else { 8727 allowed = isPrivilegedApp(pkg); 8728 } 8729 } 8730 } 8731 if (!allowed) { 8732 if (!allowed && (bp.protectionLevel 8733 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8734 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8735 // If this was a previously normal/dangerous permission that got moved 8736 // to a system permission as part of the runtime permission redesign, then 8737 // we still want to blindly grant it to old apps. 8738 allowed = true; 8739 } 8740 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8741 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8742 // If this permission is to be granted to the system installer and 8743 // this app is an installer, then it gets the permission. 8744 allowed = true; 8745 } 8746 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8747 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8748 // If this permission is to be granted to the system verifier and 8749 // this app is a verifier, then it gets the permission. 8750 allowed = true; 8751 } 8752 if (!allowed && (bp.protectionLevel 8753 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8754 && isSystemApp(pkg)) { 8755 // Any pre-installed system app is allowed to get this permission. 8756 allowed = true; 8757 } 8758 if (!allowed && (bp.protectionLevel 8759 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8760 // For development permissions, a development permission 8761 // is granted only if it was already granted. 8762 allowed = origPermissions.hasInstallPermission(perm); 8763 } 8764 } 8765 return allowed; 8766 } 8767 8768 final class ActivityIntentResolver 8769 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8770 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8771 boolean defaultOnly, int userId) { 8772 if (!sUserManager.exists(userId)) return null; 8773 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8774 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8775 } 8776 8777 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8778 int userId) { 8779 if (!sUserManager.exists(userId)) return null; 8780 mFlags = flags; 8781 return super.queryIntent(intent, resolvedType, 8782 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8783 } 8784 8785 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8786 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8787 if (!sUserManager.exists(userId)) return null; 8788 if (packageActivities == null) { 8789 return null; 8790 } 8791 mFlags = flags; 8792 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8793 final int N = packageActivities.size(); 8794 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8795 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8796 8797 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8798 for (int i = 0; i < N; ++i) { 8799 intentFilters = packageActivities.get(i).intents; 8800 if (intentFilters != null && intentFilters.size() > 0) { 8801 PackageParser.ActivityIntentInfo[] array = 8802 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8803 intentFilters.toArray(array); 8804 listCut.add(array); 8805 } 8806 } 8807 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8808 } 8809 8810 public final void addActivity(PackageParser.Activity a, String type) { 8811 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8812 mActivities.put(a.getComponentName(), a); 8813 if (DEBUG_SHOW_INFO) 8814 Log.v( 8815 TAG, " " + type + " " + 8816 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8817 if (DEBUG_SHOW_INFO) 8818 Log.v(TAG, " Class=" + a.info.name); 8819 final int NI = a.intents.size(); 8820 for (int j=0; j<NI; j++) { 8821 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8822 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8823 intent.setPriority(0); 8824 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8825 + a.className + " with priority > 0, forcing to 0"); 8826 } 8827 if (DEBUG_SHOW_INFO) { 8828 Log.v(TAG, " IntentFilter:"); 8829 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8830 } 8831 if (!intent.debugCheck()) { 8832 Log.w(TAG, "==> For Activity " + a.info.name); 8833 } 8834 addFilter(intent); 8835 } 8836 } 8837 8838 public final void removeActivity(PackageParser.Activity a, String type) { 8839 mActivities.remove(a.getComponentName()); 8840 if (DEBUG_SHOW_INFO) { 8841 Log.v(TAG, " " + type + " " 8842 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8843 : a.info.name) + ":"); 8844 Log.v(TAG, " Class=" + a.info.name); 8845 } 8846 final int NI = a.intents.size(); 8847 for (int j=0; j<NI; j++) { 8848 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8849 if (DEBUG_SHOW_INFO) { 8850 Log.v(TAG, " IntentFilter:"); 8851 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8852 } 8853 removeFilter(intent); 8854 } 8855 } 8856 8857 @Override 8858 protected boolean allowFilterResult( 8859 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8860 ActivityInfo filterAi = filter.activity.info; 8861 for (int i=dest.size()-1; i>=0; i--) { 8862 ActivityInfo destAi = dest.get(i).activityInfo; 8863 if (destAi.name == filterAi.name 8864 && destAi.packageName == filterAi.packageName) { 8865 return false; 8866 } 8867 } 8868 return true; 8869 } 8870 8871 @Override 8872 protected ActivityIntentInfo[] newArray(int size) { 8873 return new ActivityIntentInfo[size]; 8874 } 8875 8876 @Override 8877 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8878 if (!sUserManager.exists(userId)) return true; 8879 PackageParser.Package p = filter.activity.owner; 8880 if (p != null) { 8881 PackageSetting ps = (PackageSetting)p.mExtras; 8882 if (ps != null) { 8883 // System apps are never considered stopped for purposes of 8884 // filtering, because there may be no way for the user to 8885 // actually re-launch them. 8886 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8887 && ps.getStopped(userId); 8888 } 8889 } 8890 return false; 8891 } 8892 8893 @Override 8894 protected boolean isPackageForFilter(String packageName, 8895 PackageParser.ActivityIntentInfo info) { 8896 return packageName.equals(info.activity.owner.packageName); 8897 } 8898 8899 @Override 8900 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8901 int match, int userId) { 8902 if (!sUserManager.exists(userId)) return null; 8903 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8904 return null; 8905 } 8906 final PackageParser.Activity activity = info.activity; 8907 if (mSafeMode && (activity.info.applicationInfo.flags 8908 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8909 return null; 8910 } 8911 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8912 if (ps == null) { 8913 return null; 8914 } 8915 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8916 ps.readUserState(userId), userId); 8917 if (ai == null) { 8918 return null; 8919 } 8920 final ResolveInfo res = new ResolveInfo(); 8921 res.activityInfo = ai; 8922 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8923 res.filter = info; 8924 } 8925 if (info != null) { 8926 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8927 } 8928 res.priority = info.getPriority(); 8929 res.preferredOrder = activity.owner.mPreferredOrder; 8930 //System.out.println("Result: " + res.activityInfo.className + 8931 // " = " + res.priority); 8932 res.match = match; 8933 res.isDefault = info.hasDefault; 8934 res.labelRes = info.labelRes; 8935 res.nonLocalizedLabel = info.nonLocalizedLabel; 8936 if (userNeedsBadging(userId)) { 8937 res.noResourceId = true; 8938 } else { 8939 res.icon = info.icon; 8940 } 8941 res.iconResourceId = info.icon; 8942 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8943 return res; 8944 } 8945 8946 @Override 8947 protected void sortResults(List<ResolveInfo> results) { 8948 Collections.sort(results, mResolvePrioritySorter); 8949 } 8950 8951 @Override 8952 protected void dumpFilter(PrintWriter out, String prefix, 8953 PackageParser.ActivityIntentInfo filter) { 8954 out.print(prefix); out.print( 8955 Integer.toHexString(System.identityHashCode(filter.activity))); 8956 out.print(' '); 8957 filter.activity.printComponentShortName(out); 8958 out.print(" filter "); 8959 out.println(Integer.toHexString(System.identityHashCode(filter))); 8960 } 8961 8962 @Override 8963 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8964 return filter.activity; 8965 } 8966 8967 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8968 PackageParser.Activity activity = (PackageParser.Activity)label; 8969 out.print(prefix); out.print( 8970 Integer.toHexString(System.identityHashCode(activity))); 8971 out.print(' '); 8972 activity.printComponentShortName(out); 8973 if (count > 1) { 8974 out.print(" ("); out.print(count); out.print(" filters)"); 8975 } 8976 out.println(); 8977 } 8978 8979// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8980// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8981// final List<ResolveInfo> retList = Lists.newArrayList(); 8982// while (i.hasNext()) { 8983// final ResolveInfo resolveInfo = i.next(); 8984// if (isEnabledLP(resolveInfo.activityInfo)) { 8985// retList.add(resolveInfo); 8986// } 8987// } 8988// return retList; 8989// } 8990 8991 // Keys are String (activity class name), values are Activity. 8992 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8993 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8994 private int mFlags; 8995 } 8996 8997 private final class ServiceIntentResolver 8998 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8999 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9000 boolean defaultOnly, int userId) { 9001 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9002 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9003 } 9004 9005 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9006 int userId) { 9007 if (!sUserManager.exists(userId)) return null; 9008 mFlags = flags; 9009 return super.queryIntent(intent, resolvedType, 9010 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9011 } 9012 9013 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9014 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9015 if (!sUserManager.exists(userId)) return null; 9016 if (packageServices == null) { 9017 return null; 9018 } 9019 mFlags = flags; 9020 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9021 final int N = packageServices.size(); 9022 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9023 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9024 9025 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9026 for (int i = 0; i < N; ++i) { 9027 intentFilters = packageServices.get(i).intents; 9028 if (intentFilters != null && intentFilters.size() > 0) { 9029 PackageParser.ServiceIntentInfo[] array = 9030 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9031 intentFilters.toArray(array); 9032 listCut.add(array); 9033 } 9034 } 9035 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9036 } 9037 9038 public final void addService(PackageParser.Service s) { 9039 mServices.put(s.getComponentName(), s); 9040 if (DEBUG_SHOW_INFO) { 9041 Log.v(TAG, " " 9042 + (s.info.nonLocalizedLabel != null 9043 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9044 Log.v(TAG, " Class=" + s.info.name); 9045 } 9046 final int NI = s.intents.size(); 9047 int j; 9048 for (j=0; j<NI; j++) { 9049 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9050 if (DEBUG_SHOW_INFO) { 9051 Log.v(TAG, " IntentFilter:"); 9052 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9053 } 9054 if (!intent.debugCheck()) { 9055 Log.w(TAG, "==> For Service " + s.info.name); 9056 } 9057 addFilter(intent); 9058 } 9059 } 9060 9061 public final void removeService(PackageParser.Service s) { 9062 mServices.remove(s.getComponentName()); 9063 if (DEBUG_SHOW_INFO) { 9064 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9065 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9066 Log.v(TAG, " Class=" + s.info.name); 9067 } 9068 final int NI = s.intents.size(); 9069 int j; 9070 for (j=0; j<NI; j++) { 9071 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9072 if (DEBUG_SHOW_INFO) { 9073 Log.v(TAG, " IntentFilter:"); 9074 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9075 } 9076 removeFilter(intent); 9077 } 9078 } 9079 9080 @Override 9081 protected boolean allowFilterResult( 9082 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9083 ServiceInfo filterSi = filter.service.info; 9084 for (int i=dest.size()-1; i>=0; i--) { 9085 ServiceInfo destAi = dest.get(i).serviceInfo; 9086 if (destAi.name == filterSi.name 9087 && destAi.packageName == filterSi.packageName) { 9088 return false; 9089 } 9090 } 9091 return true; 9092 } 9093 9094 @Override 9095 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9096 return new PackageParser.ServiceIntentInfo[size]; 9097 } 9098 9099 @Override 9100 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9101 if (!sUserManager.exists(userId)) return true; 9102 PackageParser.Package p = filter.service.owner; 9103 if (p != null) { 9104 PackageSetting ps = (PackageSetting)p.mExtras; 9105 if (ps != null) { 9106 // System apps are never considered stopped for purposes of 9107 // filtering, because there may be no way for the user to 9108 // actually re-launch them. 9109 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9110 && ps.getStopped(userId); 9111 } 9112 } 9113 return false; 9114 } 9115 9116 @Override 9117 protected boolean isPackageForFilter(String packageName, 9118 PackageParser.ServiceIntentInfo info) { 9119 return packageName.equals(info.service.owner.packageName); 9120 } 9121 9122 @Override 9123 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9124 int match, int userId) { 9125 if (!sUserManager.exists(userId)) return null; 9126 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9127 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9128 return null; 9129 } 9130 final PackageParser.Service service = info.service; 9131 if (mSafeMode && (service.info.applicationInfo.flags 9132 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9133 return null; 9134 } 9135 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9136 if (ps == null) { 9137 return null; 9138 } 9139 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9140 ps.readUserState(userId), userId); 9141 if (si == null) { 9142 return null; 9143 } 9144 final ResolveInfo res = new ResolveInfo(); 9145 res.serviceInfo = si; 9146 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9147 res.filter = filter; 9148 } 9149 res.priority = info.getPriority(); 9150 res.preferredOrder = service.owner.mPreferredOrder; 9151 res.match = match; 9152 res.isDefault = info.hasDefault; 9153 res.labelRes = info.labelRes; 9154 res.nonLocalizedLabel = info.nonLocalizedLabel; 9155 res.icon = info.icon; 9156 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9157 return res; 9158 } 9159 9160 @Override 9161 protected void sortResults(List<ResolveInfo> results) { 9162 Collections.sort(results, mResolvePrioritySorter); 9163 } 9164 9165 @Override 9166 protected void dumpFilter(PrintWriter out, String prefix, 9167 PackageParser.ServiceIntentInfo filter) { 9168 out.print(prefix); out.print( 9169 Integer.toHexString(System.identityHashCode(filter.service))); 9170 out.print(' '); 9171 filter.service.printComponentShortName(out); 9172 out.print(" filter "); 9173 out.println(Integer.toHexString(System.identityHashCode(filter))); 9174 } 9175 9176 @Override 9177 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9178 return filter.service; 9179 } 9180 9181 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9182 PackageParser.Service service = (PackageParser.Service)label; 9183 out.print(prefix); out.print( 9184 Integer.toHexString(System.identityHashCode(service))); 9185 out.print(' '); 9186 service.printComponentShortName(out); 9187 if (count > 1) { 9188 out.print(" ("); out.print(count); out.print(" filters)"); 9189 } 9190 out.println(); 9191 } 9192 9193// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9194// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9195// final List<ResolveInfo> retList = Lists.newArrayList(); 9196// while (i.hasNext()) { 9197// final ResolveInfo resolveInfo = (ResolveInfo) i; 9198// if (isEnabledLP(resolveInfo.serviceInfo)) { 9199// retList.add(resolveInfo); 9200// } 9201// } 9202// return retList; 9203// } 9204 9205 // Keys are String (activity class name), values are Activity. 9206 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9207 = new ArrayMap<ComponentName, PackageParser.Service>(); 9208 private int mFlags; 9209 }; 9210 9211 private final class ProviderIntentResolver 9212 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9213 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9214 boolean defaultOnly, int userId) { 9215 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9216 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9217 } 9218 9219 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9220 int userId) { 9221 if (!sUserManager.exists(userId)) 9222 return null; 9223 mFlags = flags; 9224 return super.queryIntent(intent, resolvedType, 9225 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9226 } 9227 9228 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9229 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9230 if (!sUserManager.exists(userId)) 9231 return null; 9232 if (packageProviders == null) { 9233 return null; 9234 } 9235 mFlags = flags; 9236 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9237 final int N = packageProviders.size(); 9238 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9239 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9240 9241 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9242 for (int i = 0; i < N; ++i) { 9243 intentFilters = packageProviders.get(i).intents; 9244 if (intentFilters != null && intentFilters.size() > 0) { 9245 PackageParser.ProviderIntentInfo[] array = 9246 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9247 intentFilters.toArray(array); 9248 listCut.add(array); 9249 } 9250 } 9251 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9252 } 9253 9254 public final void addProvider(PackageParser.Provider p) { 9255 if (mProviders.containsKey(p.getComponentName())) { 9256 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9257 return; 9258 } 9259 9260 mProviders.put(p.getComponentName(), p); 9261 if (DEBUG_SHOW_INFO) { 9262 Log.v(TAG, " " 9263 + (p.info.nonLocalizedLabel != null 9264 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9265 Log.v(TAG, " Class=" + p.info.name); 9266 } 9267 final int NI = p.intents.size(); 9268 int j; 9269 for (j = 0; j < NI; j++) { 9270 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9271 if (DEBUG_SHOW_INFO) { 9272 Log.v(TAG, " IntentFilter:"); 9273 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9274 } 9275 if (!intent.debugCheck()) { 9276 Log.w(TAG, "==> For Provider " + p.info.name); 9277 } 9278 addFilter(intent); 9279 } 9280 } 9281 9282 public final void removeProvider(PackageParser.Provider p) { 9283 mProviders.remove(p.getComponentName()); 9284 if (DEBUG_SHOW_INFO) { 9285 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9286 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9287 Log.v(TAG, " Class=" + p.info.name); 9288 } 9289 final int NI = p.intents.size(); 9290 int j; 9291 for (j = 0; j < NI; j++) { 9292 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9293 if (DEBUG_SHOW_INFO) { 9294 Log.v(TAG, " IntentFilter:"); 9295 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9296 } 9297 removeFilter(intent); 9298 } 9299 } 9300 9301 @Override 9302 protected boolean allowFilterResult( 9303 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9304 ProviderInfo filterPi = filter.provider.info; 9305 for (int i = dest.size() - 1; i >= 0; i--) { 9306 ProviderInfo destPi = dest.get(i).providerInfo; 9307 if (destPi.name == filterPi.name 9308 && destPi.packageName == filterPi.packageName) { 9309 return false; 9310 } 9311 } 9312 return true; 9313 } 9314 9315 @Override 9316 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9317 return new PackageParser.ProviderIntentInfo[size]; 9318 } 9319 9320 @Override 9321 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9322 if (!sUserManager.exists(userId)) 9323 return true; 9324 PackageParser.Package p = filter.provider.owner; 9325 if (p != null) { 9326 PackageSetting ps = (PackageSetting) p.mExtras; 9327 if (ps != null) { 9328 // System apps are never considered stopped for purposes of 9329 // filtering, because there may be no way for the user to 9330 // actually re-launch them. 9331 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9332 && ps.getStopped(userId); 9333 } 9334 } 9335 return false; 9336 } 9337 9338 @Override 9339 protected boolean isPackageForFilter(String packageName, 9340 PackageParser.ProviderIntentInfo info) { 9341 return packageName.equals(info.provider.owner.packageName); 9342 } 9343 9344 @Override 9345 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9346 int match, int userId) { 9347 if (!sUserManager.exists(userId)) 9348 return null; 9349 final PackageParser.ProviderIntentInfo info = filter; 9350 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9351 return null; 9352 } 9353 final PackageParser.Provider provider = info.provider; 9354 if (mSafeMode && (provider.info.applicationInfo.flags 9355 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9356 return null; 9357 } 9358 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9359 if (ps == null) { 9360 return null; 9361 } 9362 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9363 ps.readUserState(userId), userId); 9364 if (pi == null) { 9365 return null; 9366 } 9367 final ResolveInfo res = new ResolveInfo(); 9368 res.providerInfo = pi; 9369 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9370 res.filter = filter; 9371 } 9372 res.priority = info.getPriority(); 9373 res.preferredOrder = provider.owner.mPreferredOrder; 9374 res.match = match; 9375 res.isDefault = info.hasDefault; 9376 res.labelRes = info.labelRes; 9377 res.nonLocalizedLabel = info.nonLocalizedLabel; 9378 res.icon = info.icon; 9379 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9380 return res; 9381 } 9382 9383 @Override 9384 protected void sortResults(List<ResolveInfo> results) { 9385 Collections.sort(results, mResolvePrioritySorter); 9386 } 9387 9388 @Override 9389 protected void dumpFilter(PrintWriter out, String prefix, 9390 PackageParser.ProviderIntentInfo filter) { 9391 out.print(prefix); 9392 out.print( 9393 Integer.toHexString(System.identityHashCode(filter.provider))); 9394 out.print(' '); 9395 filter.provider.printComponentShortName(out); 9396 out.print(" filter "); 9397 out.println(Integer.toHexString(System.identityHashCode(filter))); 9398 } 9399 9400 @Override 9401 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9402 return filter.provider; 9403 } 9404 9405 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9406 PackageParser.Provider provider = (PackageParser.Provider)label; 9407 out.print(prefix); out.print( 9408 Integer.toHexString(System.identityHashCode(provider))); 9409 out.print(' '); 9410 provider.printComponentShortName(out); 9411 if (count > 1) { 9412 out.print(" ("); out.print(count); out.print(" filters)"); 9413 } 9414 out.println(); 9415 } 9416 9417 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9418 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9419 private int mFlags; 9420 }; 9421 9422 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9423 new Comparator<ResolveInfo>() { 9424 public int compare(ResolveInfo r1, ResolveInfo r2) { 9425 int v1 = r1.priority; 9426 int v2 = r2.priority; 9427 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9428 if (v1 != v2) { 9429 return (v1 > v2) ? -1 : 1; 9430 } 9431 v1 = r1.preferredOrder; 9432 v2 = r2.preferredOrder; 9433 if (v1 != v2) { 9434 return (v1 > v2) ? -1 : 1; 9435 } 9436 if (r1.isDefault != r2.isDefault) { 9437 return r1.isDefault ? -1 : 1; 9438 } 9439 v1 = r1.match; 9440 v2 = r2.match; 9441 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9442 if (v1 != v2) { 9443 return (v1 > v2) ? -1 : 1; 9444 } 9445 if (r1.system != r2.system) { 9446 return r1.system ? -1 : 1; 9447 } 9448 return 0; 9449 } 9450 }; 9451 9452 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9453 new Comparator<ProviderInfo>() { 9454 public int compare(ProviderInfo p1, ProviderInfo p2) { 9455 final int v1 = p1.initOrder; 9456 final int v2 = p2.initOrder; 9457 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9458 } 9459 }; 9460 9461 final void sendPackageBroadcast(final String action, final String pkg, 9462 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9463 final int[] userIds) { 9464 mHandler.post(new Runnable() { 9465 @Override 9466 public void run() { 9467 try { 9468 final IActivityManager am = ActivityManagerNative.getDefault(); 9469 if (am == null) return; 9470 final int[] resolvedUserIds; 9471 if (userIds == null) { 9472 resolvedUserIds = am.getRunningUserIds(); 9473 } else { 9474 resolvedUserIds = userIds; 9475 } 9476 for (int id : resolvedUserIds) { 9477 final Intent intent = new Intent(action, 9478 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9479 if (extras != null) { 9480 intent.putExtras(extras); 9481 } 9482 if (targetPkg != null) { 9483 intent.setPackage(targetPkg); 9484 } 9485 // Modify the UID when posting to other users 9486 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9487 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9488 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9489 intent.putExtra(Intent.EXTRA_UID, uid); 9490 } 9491 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9492 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9493 if (DEBUG_BROADCASTS) { 9494 RuntimeException here = new RuntimeException("here"); 9495 here.fillInStackTrace(); 9496 Slog.d(TAG, "Sending to user " + id + ": " 9497 + intent.toShortString(false, true, false, false) 9498 + " " + intent.getExtras(), here); 9499 } 9500 am.broadcastIntent(null, intent, null, finishedReceiver, 9501 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9502 null, finishedReceiver != null, false, id); 9503 } 9504 } catch (RemoteException ex) { 9505 } 9506 } 9507 }); 9508 } 9509 9510 /** 9511 * Check if the external storage media is available. This is true if there 9512 * is a mounted external storage medium or if the external storage is 9513 * emulated. 9514 */ 9515 private boolean isExternalMediaAvailable() { 9516 return mMediaMounted || Environment.isExternalStorageEmulated(); 9517 } 9518 9519 @Override 9520 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9521 // writer 9522 synchronized (mPackages) { 9523 if (!isExternalMediaAvailable()) { 9524 // If the external storage is no longer mounted at this point, 9525 // the caller may not have been able to delete all of this 9526 // packages files and can not delete any more. Bail. 9527 return null; 9528 } 9529 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9530 if (lastPackage != null) { 9531 pkgs.remove(lastPackage); 9532 } 9533 if (pkgs.size() > 0) { 9534 return pkgs.get(0); 9535 } 9536 } 9537 return null; 9538 } 9539 9540 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9541 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9542 userId, andCode ? 1 : 0, packageName); 9543 if (mSystemReady) { 9544 msg.sendToTarget(); 9545 } else { 9546 if (mPostSystemReadyMessages == null) { 9547 mPostSystemReadyMessages = new ArrayList<>(); 9548 } 9549 mPostSystemReadyMessages.add(msg); 9550 } 9551 } 9552 9553 void startCleaningPackages() { 9554 // reader 9555 synchronized (mPackages) { 9556 if (!isExternalMediaAvailable()) { 9557 return; 9558 } 9559 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9560 return; 9561 } 9562 } 9563 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9564 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9565 IActivityManager am = ActivityManagerNative.getDefault(); 9566 if (am != null) { 9567 try { 9568 am.startService(null, intent, null, mContext.getOpPackageName(), 9569 UserHandle.USER_OWNER); 9570 } catch (RemoteException e) { 9571 } 9572 } 9573 } 9574 9575 @Override 9576 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9577 int installFlags, String installerPackageName, VerificationParams verificationParams, 9578 String packageAbiOverride) { 9579 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9580 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9581 } 9582 9583 @Override 9584 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9585 int installFlags, String installerPackageName, VerificationParams verificationParams, 9586 String packageAbiOverride, int userId) { 9587 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9588 9589 final int callingUid = Binder.getCallingUid(); 9590 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9591 9592 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9593 try { 9594 if (observer != null) { 9595 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9596 } 9597 } catch (RemoteException re) { 9598 } 9599 return; 9600 } 9601 9602 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9603 installFlags |= PackageManager.INSTALL_FROM_ADB; 9604 9605 } else { 9606 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9607 // about installerPackageName. 9608 9609 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9610 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9611 } 9612 9613 UserHandle user; 9614 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9615 user = UserHandle.ALL; 9616 } else { 9617 user = new UserHandle(userId); 9618 } 9619 9620 // Only system components can circumvent runtime permissions when installing. 9621 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9622 && mContext.checkCallingOrSelfPermission(Manifest.permission 9623 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9624 throw new SecurityException("You need the " 9625 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9626 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9627 } 9628 9629 verificationParams.setInstallerUid(callingUid); 9630 9631 final File originFile = new File(originPath); 9632 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9633 9634 final Message msg = mHandler.obtainMessage(INIT_COPY); 9635 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9636 null, verificationParams, user, packageAbiOverride, null); 9637 mHandler.sendMessage(msg); 9638 } 9639 9640 void installStage(String packageName, File stagedDir, String stagedCid, 9641 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9642 String installerPackageName, int installerUid, UserHandle user) { 9643 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9644 params.referrerUri, installerUid, null); 9645 verifParams.setInstallerUid(installerUid); 9646 9647 final OriginInfo origin; 9648 if (stagedDir != null) { 9649 origin = OriginInfo.fromStagedFile(stagedDir); 9650 } else { 9651 origin = OriginInfo.fromStagedContainer(stagedCid); 9652 } 9653 9654 final Message msg = mHandler.obtainMessage(INIT_COPY); 9655 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9656 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9657 params.grantedRuntimePermissions); 9658 9659 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9660 System.identityHashCode(msg.obj)); 9661 9662 mHandler.sendMessage(msg); 9663 } 9664 9665 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9666 Bundle extras = new Bundle(1); 9667 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9668 9669 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9670 packageName, extras, null, null, new int[] {userId}); 9671 try { 9672 IActivityManager am = ActivityManagerNative.getDefault(); 9673 final boolean isSystem = 9674 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9675 if (isSystem && am.isUserRunning(userId, false)) { 9676 // The just-installed/enabled app is bundled on the system, so presumed 9677 // to be able to run automatically without needing an explicit launch. 9678 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9679 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9680 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9681 .setPackage(packageName); 9682 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9683 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9684 } 9685 } catch (RemoteException e) { 9686 // shouldn't happen 9687 Slog.w(TAG, "Unable to bootstrap installed package", e); 9688 } 9689 } 9690 9691 @Override 9692 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9693 int userId) { 9694 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9695 PackageSetting pkgSetting; 9696 final int uid = Binder.getCallingUid(); 9697 enforceCrossUserPermission(uid, userId, true, true, 9698 "setApplicationHiddenSetting for user " + userId); 9699 9700 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9701 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9702 return false; 9703 } 9704 9705 long callingId = Binder.clearCallingIdentity(); 9706 try { 9707 boolean sendAdded = false; 9708 boolean sendRemoved = false; 9709 // writer 9710 synchronized (mPackages) { 9711 pkgSetting = mSettings.mPackages.get(packageName); 9712 if (pkgSetting == null) { 9713 return false; 9714 } 9715 if (pkgSetting.getHidden(userId) != hidden) { 9716 pkgSetting.setHidden(hidden, userId); 9717 mSettings.writePackageRestrictionsLPr(userId); 9718 if (hidden) { 9719 sendRemoved = true; 9720 } else { 9721 sendAdded = true; 9722 } 9723 } 9724 } 9725 if (sendAdded) { 9726 sendPackageAddedForUser(packageName, pkgSetting, userId); 9727 return true; 9728 } 9729 if (sendRemoved) { 9730 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9731 "hiding pkg"); 9732 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9733 return true; 9734 } 9735 } finally { 9736 Binder.restoreCallingIdentity(callingId); 9737 } 9738 return false; 9739 } 9740 9741 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9742 int userId) { 9743 final PackageRemovedInfo info = new PackageRemovedInfo(); 9744 info.removedPackage = packageName; 9745 info.removedUsers = new int[] {userId}; 9746 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9747 info.sendBroadcast(false, false, false); 9748 } 9749 9750 /** 9751 * Returns true if application is not found or there was an error. Otherwise it returns 9752 * the hidden state of the package for the given user. 9753 */ 9754 @Override 9755 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9756 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9757 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9758 false, "getApplicationHidden for user " + userId); 9759 PackageSetting pkgSetting; 9760 long callingId = Binder.clearCallingIdentity(); 9761 try { 9762 // writer 9763 synchronized (mPackages) { 9764 pkgSetting = mSettings.mPackages.get(packageName); 9765 if (pkgSetting == null) { 9766 return true; 9767 } 9768 return pkgSetting.getHidden(userId); 9769 } 9770 } finally { 9771 Binder.restoreCallingIdentity(callingId); 9772 } 9773 } 9774 9775 /** 9776 * @hide 9777 */ 9778 @Override 9779 public int installExistingPackageAsUser(String packageName, int userId) { 9780 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9781 null); 9782 PackageSetting pkgSetting; 9783 final int uid = Binder.getCallingUid(); 9784 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9785 + userId); 9786 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9787 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9788 } 9789 9790 long callingId = Binder.clearCallingIdentity(); 9791 try { 9792 boolean sendAdded = false; 9793 9794 // writer 9795 synchronized (mPackages) { 9796 pkgSetting = mSettings.mPackages.get(packageName); 9797 if (pkgSetting == null) { 9798 return PackageManager.INSTALL_FAILED_INVALID_URI; 9799 } 9800 if (!pkgSetting.getInstalled(userId)) { 9801 pkgSetting.setInstalled(true, userId); 9802 pkgSetting.setHidden(false, userId); 9803 mSettings.writePackageRestrictionsLPr(userId); 9804 sendAdded = true; 9805 } 9806 } 9807 9808 if (sendAdded) { 9809 sendPackageAddedForUser(packageName, pkgSetting, userId); 9810 } 9811 } finally { 9812 Binder.restoreCallingIdentity(callingId); 9813 } 9814 9815 return PackageManager.INSTALL_SUCCEEDED; 9816 } 9817 9818 boolean isUserRestricted(int userId, String restrictionKey) { 9819 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9820 if (restrictions.getBoolean(restrictionKey, false)) { 9821 Log.w(TAG, "User is restricted: " + restrictionKey); 9822 return true; 9823 } 9824 return false; 9825 } 9826 9827 @Override 9828 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9829 mContext.enforceCallingOrSelfPermission( 9830 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9831 "Only package verification agents can verify applications"); 9832 9833 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9834 final PackageVerificationResponse response = new PackageVerificationResponse( 9835 verificationCode, Binder.getCallingUid()); 9836 msg.arg1 = id; 9837 msg.obj = response; 9838 mHandler.sendMessage(msg); 9839 } 9840 9841 @Override 9842 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9843 long millisecondsToDelay) { 9844 mContext.enforceCallingOrSelfPermission( 9845 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9846 "Only package verification agents can extend verification timeouts"); 9847 9848 final PackageVerificationState state = mPendingVerification.get(id); 9849 final PackageVerificationResponse response = new PackageVerificationResponse( 9850 verificationCodeAtTimeout, Binder.getCallingUid()); 9851 9852 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9853 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9854 } 9855 if (millisecondsToDelay < 0) { 9856 millisecondsToDelay = 0; 9857 } 9858 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9859 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9860 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9861 } 9862 9863 if ((state != null) && !state.timeoutExtended()) { 9864 state.extendTimeout(); 9865 9866 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9867 msg.arg1 = id; 9868 msg.obj = response; 9869 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9870 } 9871 } 9872 9873 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9874 int verificationCode, UserHandle user) { 9875 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9876 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9877 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9878 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9879 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9880 9881 mContext.sendBroadcastAsUser(intent, user, 9882 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9883 } 9884 9885 private ComponentName matchComponentForVerifier(String packageName, 9886 List<ResolveInfo> receivers) { 9887 ActivityInfo targetReceiver = null; 9888 9889 final int NR = receivers.size(); 9890 for (int i = 0; i < NR; i++) { 9891 final ResolveInfo info = receivers.get(i); 9892 if (info.activityInfo == null) { 9893 continue; 9894 } 9895 9896 if (packageName.equals(info.activityInfo.packageName)) { 9897 targetReceiver = info.activityInfo; 9898 break; 9899 } 9900 } 9901 9902 if (targetReceiver == null) { 9903 return null; 9904 } 9905 9906 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9907 } 9908 9909 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9910 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9911 if (pkgInfo.verifiers.length == 0) { 9912 return null; 9913 } 9914 9915 final int N = pkgInfo.verifiers.length; 9916 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9917 for (int i = 0; i < N; i++) { 9918 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9919 9920 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9921 receivers); 9922 if (comp == null) { 9923 continue; 9924 } 9925 9926 final int verifierUid = getUidForVerifier(verifierInfo); 9927 if (verifierUid == -1) { 9928 continue; 9929 } 9930 9931 if (DEBUG_VERIFY) { 9932 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9933 + " with the correct signature"); 9934 } 9935 sufficientVerifiers.add(comp); 9936 verificationState.addSufficientVerifier(verifierUid); 9937 } 9938 9939 return sufficientVerifiers; 9940 } 9941 9942 private int getUidForVerifier(VerifierInfo verifierInfo) { 9943 synchronized (mPackages) { 9944 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9945 if (pkg == null) { 9946 return -1; 9947 } else if (pkg.mSignatures.length != 1) { 9948 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9949 + " has more than one signature; ignoring"); 9950 return -1; 9951 } 9952 9953 /* 9954 * If the public key of the package's signature does not match 9955 * our expected public key, then this is a different package and 9956 * we should skip. 9957 */ 9958 9959 final byte[] expectedPublicKey; 9960 try { 9961 final Signature verifierSig = pkg.mSignatures[0]; 9962 final PublicKey publicKey = verifierSig.getPublicKey(); 9963 expectedPublicKey = publicKey.getEncoded(); 9964 } catch (CertificateException e) { 9965 return -1; 9966 } 9967 9968 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9969 9970 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9971 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9972 + " does not have the expected public key; ignoring"); 9973 return -1; 9974 } 9975 9976 return pkg.applicationInfo.uid; 9977 } 9978 } 9979 9980 @Override 9981 public void finishPackageInstall(int token) { 9982 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9983 9984 if (DEBUG_INSTALL) { 9985 Slog.v(TAG, "BM finishing package install for " + token); 9986 } 9987 9988 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9989 mHandler.sendMessage(msg); 9990 } 9991 9992 /** 9993 * Get the verification agent timeout. 9994 * 9995 * @return verification timeout in milliseconds 9996 */ 9997 private long getVerificationTimeout() { 9998 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9999 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10000 DEFAULT_VERIFICATION_TIMEOUT); 10001 } 10002 10003 /** 10004 * Get the default verification agent response code. 10005 * 10006 * @return default verification response code 10007 */ 10008 private int getDefaultVerificationResponse() { 10009 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10010 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10011 DEFAULT_VERIFICATION_RESPONSE); 10012 } 10013 10014 /** 10015 * Check whether or not package verification has been enabled. 10016 * 10017 * @return true if verification should be performed 10018 */ 10019 private boolean isVerificationEnabled(int userId, int installFlags) { 10020 if (!DEFAULT_VERIFY_ENABLE) { 10021 return false; 10022 } 10023 10024 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10025 10026 // Check if installing from ADB 10027 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10028 // Do not run verification in a test harness environment 10029 if (ActivityManager.isRunningInTestHarness()) { 10030 return false; 10031 } 10032 if (ensureVerifyAppsEnabled) { 10033 return true; 10034 } 10035 // Check if the developer does not want package verification for ADB installs 10036 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10037 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10038 return false; 10039 } 10040 } 10041 10042 if (ensureVerifyAppsEnabled) { 10043 return true; 10044 } 10045 10046 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10047 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10048 } 10049 10050 @Override 10051 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10052 throws RemoteException { 10053 mContext.enforceCallingOrSelfPermission( 10054 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10055 "Only intentfilter verification agents can verify applications"); 10056 10057 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10058 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10059 Binder.getCallingUid(), verificationCode, failedDomains); 10060 msg.arg1 = id; 10061 msg.obj = response; 10062 mHandler.sendMessage(msg); 10063 } 10064 10065 @Override 10066 public int getIntentVerificationStatus(String packageName, int userId) { 10067 synchronized (mPackages) { 10068 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10069 } 10070 } 10071 10072 @Override 10073 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10074 mContext.enforceCallingOrSelfPermission( 10075 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10076 10077 boolean result = false; 10078 synchronized (mPackages) { 10079 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10080 } 10081 if (result) { 10082 scheduleWritePackageRestrictionsLocked(userId); 10083 } 10084 return result; 10085 } 10086 10087 @Override 10088 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10089 synchronized (mPackages) { 10090 return mSettings.getIntentFilterVerificationsLPr(packageName); 10091 } 10092 } 10093 10094 @Override 10095 public List<IntentFilter> getAllIntentFilters(String packageName) { 10096 if (TextUtils.isEmpty(packageName)) { 10097 return Collections.<IntentFilter>emptyList(); 10098 } 10099 synchronized (mPackages) { 10100 PackageParser.Package pkg = mPackages.get(packageName); 10101 if (pkg == null || pkg.activities == null) { 10102 return Collections.<IntentFilter>emptyList(); 10103 } 10104 final int count = pkg.activities.size(); 10105 ArrayList<IntentFilter> result = new ArrayList<>(); 10106 for (int n=0; n<count; n++) { 10107 PackageParser.Activity activity = pkg.activities.get(n); 10108 if (activity.intents != null || activity.intents.size() > 0) { 10109 result.addAll(activity.intents); 10110 } 10111 } 10112 return result; 10113 } 10114 } 10115 10116 @Override 10117 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10118 mContext.enforceCallingOrSelfPermission( 10119 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10120 10121 synchronized (mPackages) { 10122 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10123 if (packageName != null) { 10124 result |= updateIntentVerificationStatus(packageName, 10125 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10126 userId); 10127 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10128 packageName, userId); 10129 } 10130 return result; 10131 } 10132 } 10133 10134 @Override 10135 public String getDefaultBrowserPackageName(int userId) { 10136 synchronized (mPackages) { 10137 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10138 } 10139 } 10140 10141 /** 10142 * Get the "allow unknown sources" setting. 10143 * 10144 * @return the current "allow unknown sources" setting 10145 */ 10146 private int getUnknownSourcesSettings() { 10147 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10148 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10149 -1); 10150 } 10151 10152 @Override 10153 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10154 final int uid = Binder.getCallingUid(); 10155 // writer 10156 synchronized (mPackages) { 10157 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10158 if (targetPackageSetting == null) { 10159 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10160 } 10161 10162 PackageSetting installerPackageSetting; 10163 if (installerPackageName != null) { 10164 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10165 if (installerPackageSetting == null) { 10166 throw new IllegalArgumentException("Unknown installer package: " 10167 + installerPackageName); 10168 } 10169 } else { 10170 installerPackageSetting = null; 10171 } 10172 10173 Signature[] callerSignature; 10174 Object obj = mSettings.getUserIdLPr(uid); 10175 if (obj != null) { 10176 if (obj instanceof SharedUserSetting) { 10177 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10178 } else if (obj instanceof PackageSetting) { 10179 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10180 } else { 10181 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10182 } 10183 } else { 10184 throw new SecurityException("Unknown calling uid " + uid); 10185 } 10186 10187 // Verify: can't set installerPackageName to a package that is 10188 // not signed with the same cert as the caller. 10189 if (installerPackageSetting != null) { 10190 if (compareSignatures(callerSignature, 10191 installerPackageSetting.signatures.mSignatures) 10192 != PackageManager.SIGNATURE_MATCH) { 10193 throw new SecurityException( 10194 "Caller does not have same cert as new installer package " 10195 + installerPackageName); 10196 } 10197 } 10198 10199 // Verify: if target already has an installer package, it must 10200 // be signed with the same cert as the caller. 10201 if (targetPackageSetting.installerPackageName != null) { 10202 PackageSetting setting = mSettings.mPackages.get( 10203 targetPackageSetting.installerPackageName); 10204 // If the currently set package isn't valid, then it's always 10205 // okay to change it. 10206 if (setting != null) { 10207 if (compareSignatures(callerSignature, 10208 setting.signatures.mSignatures) 10209 != PackageManager.SIGNATURE_MATCH) { 10210 throw new SecurityException( 10211 "Caller does not have same cert as old installer package " 10212 + targetPackageSetting.installerPackageName); 10213 } 10214 } 10215 } 10216 10217 // Okay! 10218 targetPackageSetting.installerPackageName = installerPackageName; 10219 scheduleWriteSettingsLocked(); 10220 } 10221 } 10222 10223 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10224 // Queue up an async operation since the package installation may take a little while. 10225 mHandler.post(new Runnable() { 10226 public void run() { 10227 mHandler.removeCallbacks(this); 10228 // Result object to be returned 10229 PackageInstalledInfo res = new PackageInstalledInfo(); 10230 res.returnCode = currentStatus; 10231 res.uid = -1; 10232 res.pkg = null; 10233 res.removedInfo = new PackageRemovedInfo(); 10234 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10235 args.doPreInstall(res.returnCode); 10236 synchronized (mInstallLock) { 10237 installPackageTracedLI(args, res); 10238 } 10239 args.doPostInstall(res.returnCode, res.uid); 10240 } 10241 10242 // A restore should be performed at this point if (a) the install 10243 // succeeded, (b) the operation is not an update, and (c) the new 10244 // package has not opted out of backup participation. 10245 final boolean update = res.removedInfo.removedPackage != null; 10246 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10247 boolean doRestore = !update 10248 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10249 10250 // Set up the post-install work request bookkeeping. This will be used 10251 // and cleaned up by the post-install event handling regardless of whether 10252 // there's a restore pass performed. Token values are >= 1. 10253 int token; 10254 if (mNextInstallToken < 0) mNextInstallToken = 1; 10255 token = mNextInstallToken++; 10256 10257 PostInstallData data = new PostInstallData(args, res); 10258 mRunningInstalls.put(token, data); 10259 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10260 10261 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10262 // Pass responsibility to the Backup Manager. It will perform a 10263 // restore if appropriate, then pass responsibility back to the 10264 // Package Manager to run the post-install observer callbacks 10265 // and broadcasts. 10266 IBackupManager bm = IBackupManager.Stub.asInterface( 10267 ServiceManager.getService(Context.BACKUP_SERVICE)); 10268 if (bm != null) { 10269 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10270 + " to BM for possible restore"); 10271 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10272 try { 10273 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10274 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10275 } else { 10276 doRestore = false; 10277 } 10278 } catch (RemoteException e) { 10279 // can't happen; the backup manager is local 10280 } catch (Exception e) { 10281 Slog.e(TAG, "Exception trying to enqueue restore", e); 10282 doRestore = false; 10283 } finally { 10284 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10285 } 10286 } else { 10287 Slog.e(TAG, "Backup Manager not found!"); 10288 doRestore = false; 10289 } 10290 } 10291 10292 if (!doRestore) { 10293 // No restore possible, or the Backup Manager was mysteriously not 10294 // available -- just fire the post-install work request directly. 10295 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10296 10297 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10298 10299 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10300 mHandler.sendMessage(msg); 10301 } 10302 } 10303 }); 10304 } 10305 10306 private abstract class HandlerParams { 10307 private static final int MAX_RETRIES = 4; 10308 10309 /** 10310 * Number of times startCopy() has been attempted and had a non-fatal 10311 * error. 10312 */ 10313 private int mRetries = 0; 10314 10315 /** User handle for the user requesting the information or installation. */ 10316 private final UserHandle mUser; 10317 10318 HandlerParams(UserHandle user) { 10319 mUser = user; 10320 } 10321 10322 UserHandle getUser() { 10323 return mUser; 10324 } 10325 10326 final boolean startCopy() { 10327 boolean res; 10328 try { 10329 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10330 10331 if (++mRetries > MAX_RETRIES) { 10332 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10333 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10334 handleServiceError(); 10335 return false; 10336 } else { 10337 handleStartCopy(); 10338 res = true; 10339 } 10340 } catch (RemoteException e) { 10341 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10342 mHandler.sendEmptyMessage(MCS_RECONNECT); 10343 res = false; 10344 } 10345 handleReturnCode(); 10346 return res; 10347 } 10348 10349 final void serviceError() { 10350 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10351 handleServiceError(); 10352 handleReturnCode(); 10353 } 10354 10355 abstract void handleStartCopy() throws RemoteException; 10356 abstract void handleServiceError(); 10357 abstract void handleReturnCode(); 10358 } 10359 10360 class MeasureParams extends HandlerParams { 10361 private final PackageStats mStats; 10362 private boolean mSuccess; 10363 10364 private final IPackageStatsObserver mObserver; 10365 10366 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10367 super(new UserHandle(stats.userHandle)); 10368 mObserver = observer; 10369 mStats = stats; 10370 } 10371 10372 @Override 10373 public String toString() { 10374 return "MeasureParams{" 10375 + Integer.toHexString(System.identityHashCode(this)) 10376 + " " + mStats.packageName + "}"; 10377 } 10378 10379 @Override 10380 void handleStartCopy() throws RemoteException { 10381 synchronized (mInstallLock) { 10382 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10383 } 10384 10385 if (mSuccess) { 10386 final boolean mounted; 10387 if (Environment.isExternalStorageEmulated()) { 10388 mounted = true; 10389 } else { 10390 final String status = Environment.getExternalStorageState(); 10391 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10392 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10393 } 10394 10395 if (mounted) { 10396 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10397 10398 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10399 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10400 10401 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10402 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10403 10404 // Always subtract cache size, since it's a subdirectory 10405 mStats.externalDataSize -= mStats.externalCacheSize; 10406 10407 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10408 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10409 10410 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10411 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10412 } 10413 } 10414 } 10415 10416 @Override 10417 void handleReturnCode() { 10418 if (mObserver != null) { 10419 try { 10420 mObserver.onGetStatsCompleted(mStats, mSuccess); 10421 } catch (RemoteException e) { 10422 Slog.i(TAG, "Observer no longer exists."); 10423 } 10424 } 10425 } 10426 10427 @Override 10428 void handleServiceError() { 10429 Slog.e(TAG, "Could not measure application " + mStats.packageName 10430 + " external storage"); 10431 } 10432 } 10433 10434 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10435 throws RemoteException { 10436 long result = 0; 10437 for (File path : paths) { 10438 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10439 } 10440 return result; 10441 } 10442 10443 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10444 for (File path : paths) { 10445 try { 10446 mcs.clearDirectory(path.getAbsolutePath()); 10447 } catch (RemoteException e) { 10448 } 10449 } 10450 } 10451 10452 static class OriginInfo { 10453 /** 10454 * Location where install is coming from, before it has been 10455 * copied/renamed into place. This could be a single monolithic APK 10456 * file, or a cluster directory. This location may be untrusted. 10457 */ 10458 final File file; 10459 final String cid; 10460 10461 /** 10462 * Flag indicating that {@link #file} or {@link #cid} has already been 10463 * staged, meaning downstream users don't need to defensively copy the 10464 * contents. 10465 */ 10466 final boolean staged; 10467 10468 /** 10469 * Flag indicating that {@link #file} or {@link #cid} is an already 10470 * installed app that is being moved. 10471 */ 10472 final boolean existing; 10473 10474 final String resolvedPath; 10475 final File resolvedFile; 10476 10477 static OriginInfo fromNothing() { 10478 return new OriginInfo(null, null, false, false); 10479 } 10480 10481 static OriginInfo fromUntrustedFile(File file) { 10482 return new OriginInfo(file, null, false, false); 10483 } 10484 10485 static OriginInfo fromExistingFile(File file) { 10486 return new OriginInfo(file, null, false, true); 10487 } 10488 10489 static OriginInfo fromStagedFile(File file) { 10490 return new OriginInfo(file, null, true, false); 10491 } 10492 10493 static OriginInfo fromStagedContainer(String cid) { 10494 return new OriginInfo(null, cid, true, false); 10495 } 10496 10497 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10498 this.file = file; 10499 this.cid = cid; 10500 this.staged = staged; 10501 this.existing = existing; 10502 10503 if (cid != null) { 10504 resolvedPath = PackageHelper.getSdDir(cid); 10505 resolvedFile = new File(resolvedPath); 10506 } else if (file != null) { 10507 resolvedPath = file.getAbsolutePath(); 10508 resolvedFile = file; 10509 } else { 10510 resolvedPath = null; 10511 resolvedFile = null; 10512 } 10513 } 10514 } 10515 10516 class MoveInfo { 10517 final int moveId; 10518 final String fromUuid; 10519 final String toUuid; 10520 final String packageName; 10521 final String dataAppName; 10522 final int appId; 10523 final String seinfo; 10524 10525 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10526 String dataAppName, int appId, String seinfo) { 10527 this.moveId = moveId; 10528 this.fromUuid = fromUuid; 10529 this.toUuid = toUuid; 10530 this.packageName = packageName; 10531 this.dataAppName = dataAppName; 10532 this.appId = appId; 10533 this.seinfo = seinfo; 10534 } 10535 } 10536 10537 class InstallParams extends HandlerParams { 10538 final OriginInfo origin; 10539 final MoveInfo move; 10540 final IPackageInstallObserver2 observer; 10541 int installFlags; 10542 final String installerPackageName; 10543 final String volumeUuid; 10544 final VerificationParams verificationParams; 10545 private InstallArgs mArgs; 10546 private int mRet; 10547 final String packageAbiOverride; 10548 final String[] grantedRuntimePermissions; 10549 10550 10551 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10552 int installFlags, String installerPackageName, String volumeUuid, 10553 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10554 String[] grantedPermissions) { 10555 super(user); 10556 this.origin = origin; 10557 this.move = move; 10558 this.observer = observer; 10559 this.installFlags = installFlags; 10560 this.installerPackageName = installerPackageName; 10561 this.volumeUuid = volumeUuid; 10562 this.verificationParams = verificationParams; 10563 this.packageAbiOverride = packageAbiOverride; 10564 this.grantedRuntimePermissions = grantedPermissions; 10565 } 10566 10567 @Override 10568 public String toString() { 10569 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10570 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10571 } 10572 10573 public ManifestDigest getManifestDigest() { 10574 if (verificationParams == null) { 10575 return null; 10576 } 10577 return verificationParams.getManifestDigest(); 10578 } 10579 10580 private int installLocationPolicy(PackageInfoLite pkgLite) { 10581 String packageName = pkgLite.packageName; 10582 int installLocation = pkgLite.installLocation; 10583 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10584 // reader 10585 synchronized (mPackages) { 10586 PackageParser.Package pkg = mPackages.get(packageName); 10587 if (pkg != null) { 10588 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10589 // Check for downgrading. 10590 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10591 try { 10592 checkDowngrade(pkg, pkgLite); 10593 } catch (PackageManagerException e) { 10594 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10595 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10596 } 10597 } 10598 // Check for updated system application. 10599 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10600 if (onSd) { 10601 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10602 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10603 } 10604 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10605 } else { 10606 if (onSd) { 10607 // Install flag overrides everything. 10608 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10609 } 10610 // If current upgrade specifies particular preference 10611 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10612 // Application explicitly specified internal. 10613 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10614 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10615 // App explictly prefers external. Let policy decide 10616 } else { 10617 // Prefer previous location 10618 if (isExternal(pkg)) { 10619 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10620 } 10621 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10622 } 10623 } 10624 } else { 10625 // Invalid install. Return error code 10626 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10627 } 10628 } 10629 } 10630 // All the special cases have been taken care of. 10631 // Return result based on recommended install location. 10632 if (onSd) { 10633 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10634 } 10635 return pkgLite.recommendedInstallLocation; 10636 } 10637 10638 /* 10639 * Invoke remote method to get package information and install 10640 * location values. Override install location based on default 10641 * policy if needed and then create install arguments based 10642 * on the install location. 10643 */ 10644 public void handleStartCopy() throws RemoteException { 10645 int ret = PackageManager.INSTALL_SUCCEEDED; 10646 10647 // If we're already staged, we've firmly committed to an install location 10648 if (origin.staged) { 10649 if (origin.file != null) { 10650 installFlags |= PackageManager.INSTALL_INTERNAL; 10651 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10652 } else if (origin.cid != null) { 10653 installFlags |= PackageManager.INSTALL_EXTERNAL; 10654 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10655 } else { 10656 throw new IllegalStateException("Invalid stage location"); 10657 } 10658 } 10659 10660 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10661 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10662 PackageInfoLite pkgLite = null; 10663 10664 if (onInt && onSd) { 10665 // Check if both bits are set. 10666 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10667 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10668 } else { 10669 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10670 packageAbiOverride); 10671 10672 /* 10673 * If we have too little free space, try to free cache 10674 * before giving up. 10675 */ 10676 if (!origin.staged && pkgLite.recommendedInstallLocation 10677 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10678 // TODO: focus freeing disk space on the target device 10679 final StorageManager storage = StorageManager.from(mContext); 10680 final long lowThreshold = storage.getStorageLowBytes( 10681 Environment.getDataDirectory()); 10682 10683 final long sizeBytes = mContainerService.calculateInstalledSize( 10684 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10685 10686 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10687 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10688 installFlags, packageAbiOverride); 10689 } 10690 10691 /* 10692 * The cache free must have deleted the file we 10693 * downloaded to install. 10694 * 10695 * TODO: fix the "freeCache" call to not delete 10696 * the file we care about. 10697 */ 10698 if (pkgLite.recommendedInstallLocation 10699 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10700 pkgLite.recommendedInstallLocation 10701 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10702 } 10703 } 10704 } 10705 10706 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10707 int loc = pkgLite.recommendedInstallLocation; 10708 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10709 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10710 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10711 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10712 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10713 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10714 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10715 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10716 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10717 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10718 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10719 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10720 } else { 10721 // Override with defaults if needed. 10722 loc = installLocationPolicy(pkgLite); 10723 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10724 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10725 } else if (!onSd && !onInt) { 10726 // Override install location with flags 10727 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10728 // Set the flag to install on external media. 10729 installFlags |= PackageManager.INSTALL_EXTERNAL; 10730 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10731 } else { 10732 // Make sure the flag for installing on external 10733 // media is unset 10734 installFlags |= PackageManager.INSTALL_INTERNAL; 10735 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10736 } 10737 } 10738 } 10739 } 10740 10741 final InstallArgs args = createInstallArgs(this); 10742 mArgs = args; 10743 10744 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10745 /* 10746 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10747 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10748 */ 10749 int userIdentifier = getUser().getIdentifier(); 10750 if (userIdentifier == UserHandle.USER_ALL 10751 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10752 userIdentifier = UserHandle.USER_OWNER; 10753 } 10754 10755 /* 10756 * Determine if we have any installed package verifiers. If we 10757 * do, then we'll defer to them to verify the packages. 10758 */ 10759 final int requiredUid = mRequiredVerifierPackage == null ? -1 10760 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10761 if (!origin.existing && requiredUid != -1 10762 && isVerificationEnabled(userIdentifier, installFlags)) { 10763 final Intent verification = new Intent( 10764 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10765 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10766 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10767 PACKAGE_MIME_TYPE); 10768 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10769 10770 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10771 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10772 0 /* TODO: Which userId? */); 10773 10774 if (DEBUG_VERIFY) { 10775 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10776 + verification.toString() + " with " + pkgLite.verifiers.length 10777 + " optional verifiers"); 10778 } 10779 10780 final int verificationId = mPendingVerificationToken++; 10781 10782 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10783 10784 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10785 installerPackageName); 10786 10787 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10788 installFlags); 10789 10790 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10791 pkgLite.packageName); 10792 10793 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10794 pkgLite.versionCode); 10795 10796 if (verificationParams != null) { 10797 if (verificationParams.getVerificationURI() != null) { 10798 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10799 verificationParams.getVerificationURI()); 10800 } 10801 if (verificationParams.getOriginatingURI() != null) { 10802 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10803 verificationParams.getOriginatingURI()); 10804 } 10805 if (verificationParams.getReferrer() != null) { 10806 verification.putExtra(Intent.EXTRA_REFERRER, 10807 verificationParams.getReferrer()); 10808 } 10809 if (verificationParams.getOriginatingUid() >= 0) { 10810 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10811 verificationParams.getOriginatingUid()); 10812 } 10813 if (verificationParams.getInstallerUid() >= 0) { 10814 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10815 verificationParams.getInstallerUid()); 10816 } 10817 } 10818 10819 final PackageVerificationState verificationState = new PackageVerificationState( 10820 requiredUid, args); 10821 10822 mPendingVerification.append(verificationId, verificationState); 10823 10824 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10825 receivers, verificationState); 10826 10827 // Apps installed for "all" users use the device owner to verify the app 10828 UserHandle verifierUser = getUser(); 10829 if (verifierUser == UserHandle.ALL) { 10830 verifierUser = UserHandle.OWNER; 10831 } 10832 10833 /* 10834 * If any sufficient verifiers were listed in the package 10835 * manifest, attempt to ask them. 10836 */ 10837 if (sufficientVerifiers != null) { 10838 final int N = sufficientVerifiers.size(); 10839 if (N == 0) { 10840 Slog.i(TAG, "Additional verifiers required, but none installed."); 10841 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10842 } else { 10843 for (int i = 0; i < N; i++) { 10844 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10845 10846 final Intent sufficientIntent = new Intent(verification); 10847 sufficientIntent.setComponent(verifierComponent); 10848 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10849 } 10850 } 10851 } 10852 10853 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10854 mRequiredVerifierPackage, receivers); 10855 if (ret == PackageManager.INSTALL_SUCCEEDED 10856 && mRequiredVerifierPackage != null) { 10857 Trace.asyncTraceBegin( 10858 TRACE_TAG_PACKAGE_MANAGER, "pendingVerification", verificationId); 10859 /* 10860 * Send the intent to the required verification agent, 10861 * but only start the verification timeout after the 10862 * target BroadcastReceivers have run. 10863 */ 10864 verification.setComponent(requiredVerifierComponent); 10865 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10866 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10867 new BroadcastReceiver() { 10868 @Override 10869 public void onReceive(Context context, Intent intent) { 10870 final Message msg = mHandler 10871 .obtainMessage(CHECK_PENDING_VERIFICATION); 10872 msg.arg1 = verificationId; 10873 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10874 } 10875 }, null, 0, null, null); 10876 10877 /* 10878 * We don't want the copy to proceed until verification 10879 * succeeds, so null out this field. 10880 */ 10881 mArgs = null; 10882 } 10883 } else { 10884 /* 10885 * No package verification is enabled, so immediately start 10886 * the remote call to initiate copy using temporary file. 10887 */ 10888 ret = args.copyApk(mContainerService, true); 10889 } 10890 } 10891 10892 mRet = ret; 10893 } 10894 10895 @Override 10896 void handleReturnCode() { 10897 // If mArgs is null, then MCS couldn't be reached. When it 10898 // reconnects, it will try again to install. At that point, this 10899 // will succeed. 10900 if (mArgs != null) { 10901 processPendingInstall(mArgs, mRet); 10902 } 10903 } 10904 10905 @Override 10906 void handleServiceError() { 10907 mArgs = createInstallArgs(this); 10908 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10909 } 10910 10911 public boolean isForwardLocked() { 10912 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10913 } 10914 } 10915 10916 /** 10917 * Used during creation of InstallArgs 10918 * 10919 * @param installFlags package installation flags 10920 * @return true if should be installed on external storage 10921 */ 10922 private static boolean installOnExternalAsec(int installFlags) { 10923 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10924 return false; 10925 } 10926 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10927 return true; 10928 } 10929 return false; 10930 } 10931 10932 /** 10933 * Used during creation of InstallArgs 10934 * 10935 * @param installFlags package installation flags 10936 * @return true if should be installed as forward locked 10937 */ 10938 private static boolean installForwardLocked(int installFlags) { 10939 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10940 } 10941 10942 private InstallArgs createInstallArgs(InstallParams params) { 10943 if (params.move != null) { 10944 return new MoveInstallArgs(params); 10945 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10946 return new AsecInstallArgs(params); 10947 } else { 10948 return new FileInstallArgs(params); 10949 } 10950 } 10951 10952 /** 10953 * Create args that describe an existing installed package. Typically used 10954 * when cleaning up old installs, or used as a move source. 10955 */ 10956 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10957 String resourcePath, String[] instructionSets) { 10958 final boolean isInAsec; 10959 if (installOnExternalAsec(installFlags)) { 10960 /* Apps on SD card are always in ASEC containers. */ 10961 isInAsec = true; 10962 } else if (installForwardLocked(installFlags) 10963 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10964 /* 10965 * Forward-locked apps are only in ASEC containers if they're the 10966 * new style 10967 */ 10968 isInAsec = true; 10969 } else { 10970 isInAsec = false; 10971 } 10972 10973 if (isInAsec) { 10974 return new AsecInstallArgs(codePath, instructionSets, 10975 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10976 } else { 10977 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10978 } 10979 } 10980 10981 static abstract class InstallArgs { 10982 /** @see InstallParams#origin */ 10983 final OriginInfo origin; 10984 /** @see InstallParams#move */ 10985 final MoveInfo move; 10986 10987 final IPackageInstallObserver2 observer; 10988 // Always refers to PackageManager flags only 10989 final int installFlags; 10990 final String installerPackageName; 10991 final String volumeUuid; 10992 final ManifestDigest manifestDigest; 10993 final UserHandle user; 10994 final String abiOverride; 10995 final String[] installGrantPermissions; 10996 10997 // The list of instruction sets supported by this app. This is currently 10998 // only used during the rmdex() phase to clean up resources. We can get rid of this 10999 // if we move dex files under the common app path. 11000 /* nullable */ String[] instructionSets; 11001 11002 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11003 int installFlags, String installerPackageName, String volumeUuid, 11004 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11005 String abiOverride, String[] installGrantPermissions) { 11006 this.origin = origin; 11007 this.move = move; 11008 this.installFlags = installFlags; 11009 this.observer = observer; 11010 this.installerPackageName = installerPackageName; 11011 this.volumeUuid = volumeUuid; 11012 this.manifestDigest = manifestDigest; 11013 this.user = user; 11014 this.instructionSets = instructionSets; 11015 this.abiOverride = abiOverride; 11016 this.installGrantPermissions = installGrantPermissions; 11017 } 11018 11019 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11020 abstract int doPreInstall(int status); 11021 11022 /** 11023 * Rename package into final resting place. All paths on the given 11024 * scanned package should be updated to reflect the rename. 11025 */ 11026 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11027 abstract int doPostInstall(int status, int uid); 11028 11029 /** @see PackageSettingBase#codePathString */ 11030 abstract String getCodePath(); 11031 /** @see PackageSettingBase#resourcePathString */ 11032 abstract String getResourcePath(); 11033 11034 // Need installer lock especially for dex file removal. 11035 abstract void cleanUpResourcesLI(); 11036 abstract boolean doPostDeleteLI(boolean delete); 11037 11038 /** 11039 * Called before the source arguments are copied. This is used mostly 11040 * for MoveParams when it needs to read the source file to put it in the 11041 * destination. 11042 */ 11043 int doPreCopy() { 11044 return PackageManager.INSTALL_SUCCEEDED; 11045 } 11046 11047 /** 11048 * Called after the source arguments are copied. This is used mostly for 11049 * MoveParams when it needs to read the source file to put it in the 11050 * destination. 11051 * 11052 * @return 11053 */ 11054 int doPostCopy(int uid) { 11055 return PackageManager.INSTALL_SUCCEEDED; 11056 } 11057 11058 protected boolean isFwdLocked() { 11059 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11060 } 11061 11062 protected boolean isExternalAsec() { 11063 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11064 } 11065 11066 UserHandle getUser() { 11067 return user; 11068 } 11069 } 11070 11071 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11072 if (!allCodePaths.isEmpty()) { 11073 if (instructionSets == null) { 11074 throw new IllegalStateException("instructionSet == null"); 11075 } 11076 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11077 for (String codePath : allCodePaths) { 11078 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11079 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11080 if (retCode < 0) { 11081 Slog.w(TAG, "Couldn't remove dex file for package: " 11082 + " at location " + codePath + ", retcode=" + retCode); 11083 // we don't consider this to be a failure of the core package deletion 11084 } 11085 } 11086 } 11087 } 11088 } 11089 11090 /** 11091 * Logic to handle installation of non-ASEC applications, including copying 11092 * and renaming logic. 11093 */ 11094 class FileInstallArgs extends InstallArgs { 11095 private File codeFile; 11096 private File resourceFile; 11097 11098 // Example topology: 11099 // /data/app/com.example/base.apk 11100 // /data/app/com.example/split_foo.apk 11101 // /data/app/com.example/lib/arm/libfoo.so 11102 // /data/app/com.example/lib/arm64/libfoo.so 11103 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11104 11105 /** New install */ 11106 FileInstallArgs(InstallParams params) { 11107 super(params.origin, params.move, params.observer, params.installFlags, 11108 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11109 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11110 params.grantedRuntimePermissions); 11111 if (isFwdLocked()) { 11112 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11113 } 11114 } 11115 11116 /** Existing install */ 11117 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11118 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11119 null, null); 11120 this.codeFile = (codePath != null) ? new File(codePath) : null; 11121 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11122 } 11123 11124 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11125 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11126 try { 11127 return doCopyApk(imcs, temp); 11128 } finally { 11129 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11130 } 11131 } 11132 11133 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11134 if (origin.staged) { 11135 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11136 codeFile = origin.file; 11137 resourceFile = origin.file; 11138 return PackageManager.INSTALL_SUCCEEDED; 11139 } 11140 11141 try { 11142 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11143 codeFile = tempDir; 11144 resourceFile = tempDir; 11145 } catch (IOException e) { 11146 Slog.w(TAG, "Failed to create copy file: " + e); 11147 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11148 } 11149 11150 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11151 @Override 11152 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11153 if (!FileUtils.isValidExtFilename(name)) { 11154 throw new IllegalArgumentException("Invalid filename: " + name); 11155 } 11156 try { 11157 final File file = new File(codeFile, name); 11158 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11159 O_RDWR | O_CREAT, 0644); 11160 Os.chmod(file.getAbsolutePath(), 0644); 11161 return new ParcelFileDescriptor(fd); 11162 } catch (ErrnoException e) { 11163 throw new RemoteException("Failed to open: " + e.getMessage()); 11164 } 11165 } 11166 }; 11167 11168 int ret = PackageManager.INSTALL_SUCCEEDED; 11169 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11170 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11171 Slog.e(TAG, "Failed to copy package"); 11172 return ret; 11173 } 11174 11175 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11176 NativeLibraryHelper.Handle handle = null; 11177 try { 11178 handle = NativeLibraryHelper.Handle.create(codeFile); 11179 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11180 abiOverride); 11181 } catch (IOException e) { 11182 Slog.e(TAG, "Copying native libraries failed", e); 11183 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11184 } finally { 11185 IoUtils.closeQuietly(handle); 11186 } 11187 11188 return ret; 11189 } 11190 11191 int doPreInstall(int status) { 11192 if (status != PackageManager.INSTALL_SUCCEEDED) { 11193 cleanUp(); 11194 } 11195 return status; 11196 } 11197 11198 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11199 if (status != PackageManager.INSTALL_SUCCEEDED) { 11200 cleanUp(); 11201 return false; 11202 } 11203 11204 final File targetDir = codeFile.getParentFile(); 11205 final File beforeCodeFile = codeFile; 11206 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11207 11208 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11209 try { 11210 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11211 } catch (ErrnoException e) { 11212 Slog.w(TAG, "Failed to rename", e); 11213 return false; 11214 } 11215 11216 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11217 Slog.w(TAG, "Failed to restorecon"); 11218 return false; 11219 } 11220 11221 // Reflect the rename internally 11222 codeFile = afterCodeFile; 11223 resourceFile = afterCodeFile; 11224 11225 // Reflect the rename in scanned details 11226 pkg.codePath = afterCodeFile.getAbsolutePath(); 11227 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11228 pkg.baseCodePath); 11229 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11230 pkg.splitCodePaths); 11231 11232 // Reflect the rename in app info 11233 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11234 pkg.applicationInfo.setCodePath(pkg.codePath); 11235 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11236 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11237 pkg.applicationInfo.setResourcePath(pkg.codePath); 11238 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11239 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11240 11241 return true; 11242 } 11243 11244 int doPostInstall(int status, int uid) { 11245 if (status != PackageManager.INSTALL_SUCCEEDED) { 11246 cleanUp(); 11247 } 11248 return status; 11249 } 11250 11251 @Override 11252 String getCodePath() { 11253 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11254 } 11255 11256 @Override 11257 String getResourcePath() { 11258 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11259 } 11260 11261 private boolean cleanUp() { 11262 if (codeFile == null || !codeFile.exists()) { 11263 return false; 11264 } 11265 11266 if (codeFile.isDirectory()) { 11267 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11268 } else { 11269 codeFile.delete(); 11270 } 11271 11272 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11273 resourceFile.delete(); 11274 } 11275 11276 return true; 11277 } 11278 11279 void cleanUpResourcesLI() { 11280 // Try enumerating all code paths before deleting 11281 List<String> allCodePaths = Collections.EMPTY_LIST; 11282 if (codeFile != null && codeFile.exists()) { 11283 try { 11284 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11285 allCodePaths = pkg.getAllCodePaths(); 11286 } catch (PackageParserException e) { 11287 // Ignored; we tried our best 11288 } 11289 } 11290 11291 cleanUp(); 11292 removeDexFiles(allCodePaths, instructionSets); 11293 } 11294 11295 boolean doPostDeleteLI(boolean delete) { 11296 // XXX err, shouldn't we respect the delete flag? 11297 cleanUpResourcesLI(); 11298 return true; 11299 } 11300 } 11301 11302 private boolean isAsecExternal(String cid) { 11303 final String asecPath = PackageHelper.getSdFilesystem(cid); 11304 return !asecPath.startsWith(mAsecInternalPath); 11305 } 11306 11307 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11308 PackageManagerException { 11309 if (copyRet < 0) { 11310 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11311 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11312 throw new PackageManagerException(copyRet, message); 11313 } 11314 } 11315 } 11316 11317 /** 11318 * Extract the MountService "container ID" from the full code path of an 11319 * .apk. 11320 */ 11321 static String cidFromCodePath(String fullCodePath) { 11322 int eidx = fullCodePath.lastIndexOf("/"); 11323 String subStr1 = fullCodePath.substring(0, eidx); 11324 int sidx = subStr1.lastIndexOf("/"); 11325 return subStr1.substring(sidx+1, eidx); 11326 } 11327 11328 /** 11329 * Logic to handle installation of ASEC applications, including copying and 11330 * renaming logic. 11331 */ 11332 class AsecInstallArgs extends InstallArgs { 11333 static final String RES_FILE_NAME = "pkg.apk"; 11334 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11335 11336 String cid; 11337 String packagePath; 11338 String resourcePath; 11339 11340 /** New install */ 11341 AsecInstallArgs(InstallParams params) { 11342 super(params.origin, params.move, params.observer, params.installFlags, 11343 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11344 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11345 params.grantedRuntimePermissions); 11346 } 11347 11348 /** Existing install */ 11349 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11350 boolean isExternal, boolean isForwardLocked) { 11351 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11352 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11353 instructionSets, null, null); 11354 // Hackily pretend we're still looking at a full code path 11355 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11356 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11357 } 11358 11359 // Extract cid from fullCodePath 11360 int eidx = fullCodePath.lastIndexOf("/"); 11361 String subStr1 = fullCodePath.substring(0, eidx); 11362 int sidx = subStr1.lastIndexOf("/"); 11363 cid = subStr1.substring(sidx+1, eidx); 11364 setMountPath(subStr1); 11365 } 11366 11367 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11368 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11369 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11370 instructionSets, null, null); 11371 this.cid = cid; 11372 setMountPath(PackageHelper.getSdDir(cid)); 11373 } 11374 11375 void createCopyFile() { 11376 cid = mInstallerService.allocateExternalStageCidLegacy(); 11377 } 11378 11379 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11380 if (origin.staged) { 11381 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11382 cid = origin.cid; 11383 setMountPath(PackageHelper.getSdDir(cid)); 11384 return PackageManager.INSTALL_SUCCEEDED; 11385 } 11386 11387 if (temp) { 11388 createCopyFile(); 11389 } else { 11390 /* 11391 * Pre-emptively destroy the container since it's destroyed if 11392 * copying fails due to it existing anyway. 11393 */ 11394 PackageHelper.destroySdDir(cid); 11395 } 11396 11397 final String newMountPath = imcs.copyPackageToContainer( 11398 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11399 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11400 11401 if (newMountPath != null) { 11402 setMountPath(newMountPath); 11403 return PackageManager.INSTALL_SUCCEEDED; 11404 } else { 11405 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11406 } 11407 } 11408 11409 @Override 11410 String getCodePath() { 11411 return packagePath; 11412 } 11413 11414 @Override 11415 String getResourcePath() { 11416 return resourcePath; 11417 } 11418 11419 int doPreInstall(int status) { 11420 if (status != PackageManager.INSTALL_SUCCEEDED) { 11421 // Destroy container 11422 PackageHelper.destroySdDir(cid); 11423 } else { 11424 boolean mounted = PackageHelper.isContainerMounted(cid); 11425 if (!mounted) { 11426 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11427 Process.SYSTEM_UID); 11428 if (newMountPath != null) { 11429 setMountPath(newMountPath); 11430 } else { 11431 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11432 } 11433 } 11434 } 11435 return status; 11436 } 11437 11438 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11439 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11440 String newMountPath = null; 11441 if (PackageHelper.isContainerMounted(cid)) { 11442 // Unmount the container 11443 if (!PackageHelper.unMountSdDir(cid)) { 11444 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11445 return false; 11446 } 11447 } 11448 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11449 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11450 " which might be stale. Will try to clean up."); 11451 // Clean up the stale container and proceed to recreate. 11452 if (!PackageHelper.destroySdDir(newCacheId)) { 11453 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11454 return false; 11455 } 11456 // Successfully cleaned up stale container. Try to rename again. 11457 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11458 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11459 + " inspite of cleaning it up."); 11460 return false; 11461 } 11462 } 11463 if (!PackageHelper.isContainerMounted(newCacheId)) { 11464 Slog.w(TAG, "Mounting container " + newCacheId); 11465 newMountPath = PackageHelper.mountSdDir(newCacheId, 11466 getEncryptKey(), Process.SYSTEM_UID); 11467 } else { 11468 newMountPath = PackageHelper.getSdDir(newCacheId); 11469 } 11470 if (newMountPath == null) { 11471 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11472 return false; 11473 } 11474 Log.i(TAG, "Succesfully renamed " + cid + 11475 " to " + newCacheId + 11476 " at new path: " + newMountPath); 11477 cid = newCacheId; 11478 11479 final File beforeCodeFile = new File(packagePath); 11480 setMountPath(newMountPath); 11481 final File afterCodeFile = new File(packagePath); 11482 11483 // Reflect the rename in scanned details 11484 pkg.codePath = afterCodeFile.getAbsolutePath(); 11485 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11486 pkg.baseCodePath); 11487 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11488 pkg.splitCodePaths); 11489 11490 // Reflect the rename in app info 11491 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11492 pkg.applicationInfo.setCodePath(pkg.codePath); 11493 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11494 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11495 pkg.applicationInfo.setResourcePath(pkg.codePath); 11496 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11497 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11498 11499 return true; 11500 } 11501 11502 private void setMountPath(String mountPath) { 11503 final File mountFile = new File(mountPath); 11504 11505 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11506 if (monolithicFile.exists()) { 11507 packagePath = monolithicFile.getAbsolutePath(); 11508 if (isFwdLocked()) { 11509 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11510 } else { 11511 resourcePath = packagePath; 11512 } 11513 } else { 11514 packagePath = mountFile.getAbsolutePath(); 11515 resourcePath = packagePath; 11516 } 11517 } 11518 11519 int doPostInstall(int status, int uid) { 11520 if (status != PackageManager.INSTALL_SUCCEEDED) { 11521 cleanUp(); 11522 } else { 11523 final int groupOwner; 11524 final String protectedFile; 11525 if (isFwdLocked()) { 11526 groupOwner = UserHandle.getSharedAppGid(uid); 11527 protectedFile = RES_FILE_NAME; 11528 } else { 11529 groupOwner = -1; 11530 protectedFile = null; 11531 } 11532 11533 if (uid < Process.FIRST_APPLICATION_UID 11534 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11535 Slog.e(TAG, "Failed to finalize " + cid); 11536 PackageHelper.destroySdDir(cid); 11537 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11538 } 11539 11540 boolean mounted = PackageHelper.isContainerMounted(cid); 11541 if (!mounted) { 11542 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11543 } 11544 } 11545 return status; 11546 } 11547 11548 private void cleanUp() { 11549 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11550 11551 // Destroy secure container 11552 PackageHelper.destroySdDir(cid); 11553 } 11554 11555 private List<String> getAllCodePaths() { 11556 final File codeFile = new File(getCodePath()); 11557 if (codeFile != null && codeFile.exists()) { 11558 try { 11559 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11560 return pkg.getAllCodePaths(); 11561 } catch (PackageParserException e) { 11562 // Ignored; we tried our best 11563 } 11564 } 11565 return Collections.EMPTY_LIST; 11566 } 11567 11568 void cleanUpResourcesLI() { 11569 // Enumerate all code paths before deleting 11570 cleanUpResourcesLI(getAllCodePaths()); 11571 } 11572 11573 private void cleanUpResourcesLI(List<String> allCodePaths) { 11574 cleanUp(); 11575 removeDexFiles(allCodePaths, instructionSets); 11576 } 11577 11578 String getPackageName() { 11579 return getAsecPackageName(cid); 11580 } 11581 11582 boolean doPostDeleteLI(boolean delete) { 11583 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11584 final List<String> allCodePaths = getAllCodePaths(); 11585 boolean mounted = PackageHelper.isContainerMounted(cid); 11586 if (mounted) { 11587 // Unmount first 11588 if (PackageHelper.unMountSdDir(cid)) { 11589 mounted = false; 11590 } 11591 } 11592 if (!mounted && delete) { 11593 cleanUpResourcesLI(allCodePaths); 11594 } 11595 return !mounted; 11596 } 11597 11598 @Override 11599 int doPreCopy() { 11600 if (isFwdLocked()) { 11601 if (!PackageHelper.fixSdPermissions(cid, 11602 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11603 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11604 } 11605 } 11606 11607 return PackageManager.INSTALL_SUCCEEDED; 11608 } 11609 11610 @Override 11611 int doPostCopy(int uid) { 11612 if (isFwdLocked()) { 11613 if (uid < Process.FIRST_APPLICATION_UID 11614 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11615 RES_FILE_NAME)) { 11616 Slog.e(TAG, "Failed to finalize " + cid); 11617 PackageHelper.destroySdDir(cid); 11618 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11619 } 11620 } 11621 11622 return PackageManager.INSTALL_SUCCEEDED; 11623 } 11624 } 11625 11626 /** 11627 * Logic to handle movement of existing installed applications. 11628 */ 11629 class MoveInstallArgs extends InstallArgs { 11630 private File codeFile; 11631 private File resourceFile; 11632 11633 /** New install */ 11634 MoveInstallArgs(InstallParams params) { 11635 super(params.origin, params.move, params.observer, params.installFlags, 11636 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11637 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11638 params.grantedRuntimePermissions); 11639 } 11640 11641 int copyApk(IMediaContainerService imcs, boolean temp) { 11642 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11643 + move.fromUuid + " to " + move.toUuid); 11644 synchronized (mInstaller) { 11645 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11646 move.dataAppName, move.appId, move.seinfo) != 0) { 11647 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11648 } 11649 } 11650 11651 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11652 resourceFile = codeFile; 11653 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11654 11655 return PackageManager.INSTALL_SUCCEEDED; 11656 } 11657 11658 int doPreInstall(int status) { 11659 if (status != PackageManager.INSTALL_SUCCEEDED) { 11660 cleanUp(move.toUuid); 11661 } 11662 return status; 11663 } 11664 11665 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11666 if (status != PackageManager.INSTALL_SUCCEEDED) { 11667 cleanUp(move.toUuid); 11668 return false; 11669 } 11670 11671 // Reflect the move in app info 11672 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11673 pkg.applicationInfo.setCodePath(pkg.codePath); 11674 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11675 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11676 pkg.applicationInfo.setResourcePath(pkg.codePath); 11677 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11678 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11679 11680 return true; 11681 } 11682 11683 int doPostInstall(int status, int uid) { 11684 if (status == PackageManager.INSTALL_SUCCEEDED) { 11685 cleanUp(move.fromUuid); 11686 } else { 11687 cleanUp(move.toUuid); 11688 } 11689 return status; 11690 } 11691 11692 @Override 11693 String getCodePath() { 11694 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11695 } 11696 11697 @Override 11698 String getResourcePath() { 11699 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11700 } 11701 11702 private boolean cleanUp(String volumeUuid) { 11703 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11704 move.dataAppName); 11705 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11706 synchronized (mInstallLock) { 11707 // Clean up both app data and code 11708 removeDataDirsLI(volumeUuid, move.packageName); 11709 if (codeFile.isDirectory()) { 11710 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11711 } else { 11712 codeFile.delete(); 11713 } 11714 } 11715 return true; 11716 } 11717 11718 void cleanUpResourcesLI() { 11719 throw new UnsupportedOperationException(); 11720 } 11721 11722 boolean doPostDeleteLI(boolean delete) { 11723 throw new UnsupportedOperationException(); 11724 } 11725 } 11726 11727 static String getAsecPackageName(String packageCid) { 11728 int idx = packageCid.lastIndexOf("-"); 11729 if (idx == -1) { 11730 return packageCid; 11731 } 11732 return packageCid.substring(0, idx); 11733 } 11734 11735 // Utility method used to create code paths based on package name and available index. 11736 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11737 String idxStr = ""; 11738 int idx = 1; 11739 // Fall back to default value of idx=1 if prefix is not 11740 // part of oldCodePath 11741 if (oldCodePath != null) { 11742 String subStr = oldCodePath; 11743 // Drop the suffix right away 11744 if (suffix != null && subStr.endsWith(suffix)) { 11745 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11746 } 11747 // If oldCodePath already contains prefix find out the 11748 // ending index to either increment or decrement. 11749 int sidx = subStr.lastIndexOf(prefix); 11750 if (sidx != -1) { 11751 subStr = subStr.substring(sidx + prefix.length()); 11752 if (subStr != null) { 11753 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11754 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11755 } 11756 try { 11757 idx = Integer.parseInt(subStr); 11758 if (idx <= 1) { 11759 idx++; 11760 } else { 11761 idx--; 11762 } 11763 } catch(NumberFormatException e) { 11764 } 11765 } 11766 } 11767 } 11768 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11769 return prefix + idxStr; 11770 } 11771 11772 private File getNextCodePath(File targetDir, String packageName) { 11773 int suffix = 1; 11774 File result; 11775 do { 11776 result = new File(targetDir, packageName + "-" + suffix); 11777 suffix++; 11778 } while (result.exists()); 11779 return result; 11780 } 11781 11782 // Utility method that returns the relative package path with respect 11783 // to the installation directory. Like say for /data/data/com.test-1.apk 11784 // string com.test-1 is returned. 11785 static String deriveCodePathName(String codePath) { 11786 if (codePath == null) { 11787 return null; 11788 } 11789 final File codeFile = new File(codePath); 11790 final String name = codeFile.getName(); 11791 if (codeFile.isDirectory()) { 11792 return name; 11793 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11794 final int lastDot = name.lastIndexOf('.'); 11795 return name.substring(0, lastDot); 11796 } else { 11797 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11798 return null; 11799 } 11800 } 11801 11802 class PackageInstalledInfo { 11803 String name; 11804 int uid; 11805 // The set of users that originally had this package installed. 11806 int[] origUsers; 11807 // The set of users that now have this package installed. 11808 int[] newUsers; 11809 PackageParser.Package pkg; 11810 int returnCode; 11811 String returnMsg; 11812 PackageRemovedInfo removedInfo; 11813 11814 public void setError(int code, String msg) { 11815 returnCode = code; 11816 returnMsg = msg; 11817 Slog.w(TAG, msg); 11818 } 11819 11820 public void setError(String msg, PackageParserException e) { 11821 returnCode = e.error; 11822 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11823 Slog.w(TAG, msg, e); 11824 } 11825 11826 public void setError(String msg, PackageManagerException e) { 11827 returnCode = e.error; 11828 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11829 Slog.w(TAG, msg, e); 11830 } 11831 11832 // In some error cases we want to convey more info back to the observer 11833 String origPackage; 11834 String origPermission; 11835 } 11836 11837 /* 11838 * Install a non-existing package. 11839 */ 11840 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11841 UserHandle user, String installerPackageName, String volumeUuid, 11842 PackageInstalledInfo res) { 11843 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 11844 11845 // Remember this for later, in case we need to rollback this install 11846 String pkgName = pkg.packageName; 11847 11848 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11849 final boolean dataDirExists = Environment 11850 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11851 11852 synchronized(mPackages) { 11853 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11854 // A package with the same name is already installed, though 11855 // it has been renamed to an older name. The package we 11856 // are trying to install should be installed as an update to 11857 // the existing one, but that has not been requested, so bail. 11858 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11859 + " without first uninstalling package running as " 11860 + mSettings.mRenamedPackages.get(pkgName)); 11861 return; 11862 } 11863 if (mPackages.containsKey(pkgName)) { 11864 // Don't allow installation over an existing package with the same name. 11865 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11866 + " without first uninstalling."); 11867 return; 11868 } 11869 } 11870 11871 try { 11872 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 11873 System.currentTimeMillis(), user); 11874 11875 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11876 // delete the partially installed application. the data directory will have to be 11877 // restored if it was already existing 11878 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11879 // remove package from internal structures. Note that we want deletePackageX to 11880 // delete the package data and cache directories that it created in 11881 // scanPackageLocked, unless those directories existed before we even tried to 11882 // install. 11883 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11884 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11885 res.removedInfo, true); 11886 } 11887 11888 } catch (PackageManagerException e) { 11889 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11890 } 11891 11892 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11893 } 11894 11895 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11896 // Can't rotate keys during boot or if sharedUser. 11897 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11898 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11899 return false; 11900 } 11901 // app is using upgradeKeySets; make sure all are valid 11902 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11903 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11904 for (int i = 0; i < upgradeKeySets.length; i++) { 11905 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11906 Slog.wtf(TAG, "Package " 11907 + (oldPs.name != null ? oldPs.name : "<null>") 11908 + " contains upgrade-key-set reference to unknown key-set: " 11909 + upgradeKeySets[i] 11910 + " reverting to signatures check."); 11911 return false; 11912 } 11913 } 11914 return true; 11915 } 11916 11917 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11918 // Upgrade keysets are being used. Determine if new package has a superset of the 11919 // required keys. 11920 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11921 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11922 for (int i = 0; i < upgradeKeySets.length; i++) { 11923 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11924 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11925 return true; 11926 } 11927 } 11928 return false; 11929 } 11930 11931 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11932 UserHandle user, String installerPackageName, String volumeUuid, 11933 PackageInstalledInfo res) { 11934 final PackageParser.Package oldPackage; 11935 final String pkgName = pkg.packageName; 11936 final int[] allUsers; 11937 final boolean[] perUserInstalled; 11938 11939 // First find the old package info and check signatures 11940 synchronized(mPackages) { 11941 oldPackage = mPackages.get(pkgName); 11942 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11943 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11944 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11945 if(!checkUpgradeKeySetLP(ps, pkg)) { 11946 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11947 "New package not signed by keys specified by upgrade-keysets: " 11948 + pkgName); 11949 return; 11950 } 11951 } else { 11952 // default to original signature matching 11953 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11954 != PackageManager.SIGNATURE_MATCH) { 11955 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11956 "New package has a different signature: " + pkgName); 11957 return; 11958 } 11959 } 11960 11961 // In case of rollback, remember per-user/profile install state 11962 allUsers = sUserManager.getUserIds(); 11963 perUserInstalled = new boolean[allUsers.length]; 11964 for (int i = 0; i < allUsers.length; i++) { 11965 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11966 } 11967 } 11968 11969 boolean sysPkg = (isSystemApp(oldPackage)); 11970 if (sysPkg) { 11971 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11972 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11973 } else { 11974 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11975 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11976 } 11977 } 11978 11979 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11980 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11981 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11982 String volumeUuid, PackageInstalledInfo res) { 11983 String pkgName = deletedPackage.packageName; 11984 boolean deletedPkg = true; 11985 boolean updatedSettings = false; 11986 11987 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11988 + deletedPackage); 11989 long origUpdateTime; 11990 if (pkg.mExtras != null) { 11991 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11992 } else { 11993 origUpdateTime = 0; 11994 } 11995 11996 // First delete the existing package while retaining the data directory 11997 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11998 res.removedInfo, true)) { 11999 // If the existing package wasn't successfully deleted 12000 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12001 deletedPkg = false; 12002 } else { 12003 // Successfully deleted the old package; proceed with replace. 12004 12005 // If deleted package lived in a container, give users a chance to 12006 // relinquish resources before killing. 12007 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12008 if (DEBUG_INSTALL) { 12009 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12010 } 12011 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12012 final ArrayList<String> pkgList = new ArrayList<String>(1); 12013 pkgList.add(deletedPackage.applicationInfo.packageName); 12014 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12015 } 12016 12017 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12018 try { 12019 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12020 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12021 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12022 perUserInstalled, res, user); 12023 updatedSettings = true; 12024 } catch (PackageManagerException e) { 12025 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12026 } 12027 } 12028 12029 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12030 // remove package from internal structures. Note that we want deletePackageX to 12031 // delete the package data and cache directories that it created in 12032 // scanPackageLocked, unless those directories existed before we even tried to 12033 // install. 12034 if(updatedSettings) { 12035 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12036 deletePackageLI( 12037 pkgName, null, true, allUsers, perUserInstalled, 12038 PackageManager.DELETE_KEEP_DATA, 12039 res.removedInfo, true); 12040 } 12041 // Since we failed to install the new package we need to restore the old 12042 // package that we deleted. 12043 if (deletedPkg) { 12044 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12045 File restoreFile = new File(deletedPackage.codePath); 12046 // Parse old package 12047 boolean oldExternal = isExternal(deletedPackage); 12048 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12049 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12050 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12051 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12052 try { 12053 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 12054 } catch (PackageManagerException e) { 12055 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12056 + e.getMessage()); 12057 return; 12058 } 12059 // Restore of old package succeeded. Update permissions. 12060 // writer 12061 synchronized (mPackages) { 12062 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12063 UPDATE_PERMISSIONS_ALL); 12064 // can downgrade to reader 12065 mSettings.writeLPr(); 12066 } 12067 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12068 } 12069 } 12070 } 12071 12072 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12073 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12074 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12075 String volumeUuid, PackageInstalledInfo res) { 12076 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12077 + ", old=" + deletedPackage); 12078 boolean disabledSystem = false; 12079 boolean updatedSettings = false; 12080 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12081 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12082 != 0) { 12083 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12084 } 12085 String packageName = deletedPackage.packageName; 12086 if (packageName == null) { 12087 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12088 "Attempt to delete null packageName."); 12089 return; 12090 } 12091 PackageParser.Package oldPkg; 12092 PackageSetting oldPkgSetting; 12093 // reader 12094 synchronized (mPackages) { 12095 oldPkg = mPackages.get(packageName); 12096 oldPkgSetting = mSettings.mPackages.get(packageName); 12097 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12098 (oldPkgSetting == null)) { 12099 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12100 "Couldn't find package:" + packageName + " information"); 12101 return; 12102 } 12103 } 12104 12105 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12106 12107 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12108 res.removedInfo.removedPackage = packageName; 12109 // Remove existing system package 12110 removePackageLI(oldPkgSetting, true); 12111 // writer 12112 synchronized (mPackages) { 12113 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12114 if (!disabledSystem && deletedPackage != null) { 12115 // We didn't need to disable the .apk as a current system package, 12116 // which means we are replacing another update that is already 12117 // installed. We need to make sure to delete the older one's .apk. 12118 res.removedInfo.args = createInstallArgsForExisting(0, 12119 deletedPackage.applicationInfo.getCodePath(), 12120 deletedPackage.applicationInfo.getResourcePath(), 12121 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12122 } else { 12123 res.removedInfo.args = null; 12124 } 12125 } 12126 12127 // Successfully disabled the old package. Now proceed with re-installation 12128 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12129 12130 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12131 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12132 12133 PackageParser.Package newPackage = null; 12134 try { 12135 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12136 if (newPackage.mExtras != null) { 12137 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12138 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12139 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12140 12141 // is the update attempting to change shared user? that isn't going to work... 12142 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12143 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12144 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12145 + " to " + newPkgSetting.sharedUser); 12146 updatedSettings = true; 12147 } 12148 } 12149 12150 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12151 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12152 perUserInstalled, res, user); 12153 updatedSettings = true; 12154 } 12155 12156 } catch (PackageManagerException e) { 12157 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12158 } 12159 12160 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12161 // Re installation failed. Restore old information 12162 // Remove new pkg information 12163 if (newPackage != null) { 12164 removeInstalledPackageLI(newPackage, true); 12165 } 12166 // Add back the old system package 12167 try { 12168 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12169 } catch (PackageManagerException e) { 12170 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12171 } 12172 // Restore the old system information in Settings 12173 synchronized (mPackages) { 12174 if (disabledSystem) { 12175 mSettings.enableSystemPackageLPw(packageName); 12176 } 12177 if (updatedSettings) { 12178 mSettings.setInstallerPackageName(packageName, 12179 oldPkgSetting.installerPackageName); 12180 } 12181 mSettings.writeLPr(); 12182 } 12183 } 12184 } 12185 12186 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12187 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12188 UserHandle user) { 12189 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12190 12191 String pkgName = newPackage.packageName; 12192 synchronized (mPackages) { 12193 //write settings. the installStatus will be incomplete at this stage. 12194 //note that the new package setting would have already been 12195 //added to mPackages. It hasn't been persisted yet. 12196 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12197 mSettings.writeLPr(); 12198 } 12199 12200 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12201 synchronized (mPackages) { 12202 updatePermissionsLPw(newPackage.packageName, newPackage, 12203 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12204 ? UPDATE_PERMISSIONS_ALL : 0)); 12205 // For system-bundled packages, we assume that installing an upgraded version 12206 // of the package implies that the user actually wants to run that new code, 12207 // so we enable the package. 12208 PackageSetting ps = mSettings.mPackages.get(pkgName); 12209 if (ps != null) { 12210 if (isSystemApp(newPackage)) { 12211 // NB: implicit assumption that system package upgrades apply to all users 12212 if (DEBUG_INSTALL) { 12213 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12214 } 12215 if (res.origUsers != null) { 12216 for (int userHandle : res.origUsers) { 12217 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12218 userHandle, installerPackageName); 12219 } 12220 } 12221 // Also convey the prior install/uninstall state 12222 if (allUsers != null && perUserInstalled != null) { 12223 for (int i = 0; i < allUsers.length; i++) { 12224 if (DEBUG_INSTALL) { 12225 Slog.d(TAG, " user " + allUsers[i] 12226 + " => " + perUserInstalled[i]); 12227 } 12228 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12229 } 12230 // these install state changes will be persisted in the 12231 // upcoming call to mSettings.writeLPr(). 12232 } 12233 } 12234 // It's implied that when a user requests installation, they want the app to be 12235 // installed and enabled. 12236 int userId = user.getIdentifier(); 12237 if (userId != UserHandle.USER_ALL) { 12238 ps.setInstalled(true, userId); 12239 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12240 } 12241 } 12242 res.name = pkgName; 12243 res.uid = newPackage.applicationInfo.uid; 12244 res.pkg = newPackage; 12245 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12246 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12247 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12248 //to update install status 12249 mSettings.writeLPr(); 12250 } 12251 12252 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12253 } 12254 12255 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12256 try { 12257 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12258 installPackageLI(args, res); 12259 } finally { 12260 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12261 } 12262 } 12263 12264 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12265 final int installFlags = args.installFlags; 12266 final String installerPackageName = args.installerPackageName; 12267 final String volumeUuid = args.volumeUuid; 12268 final File tmpPackageFile = new File(args.getCodePath()); 12269 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12270 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12271 || (args.volumeUuid != null)); 12272 boolean replace = false; 12273 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12274 if (args.move != null) { 12275 // moving a complete application; perfom an initial scan on the new install location 12276 scanFlags |= SCAN_INITIAL; 12277 } 12278 // Result object to be returned 12279 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12280 12281 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12282 12283 // Retrieve PackageSettings and parse package 12284 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12285 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12286 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12287 PackageParser pp = new PackageParser(); 12288 pp.setSeparateProcesses(mSeparateProcesses); 12289 pp.setDisplayMetrics(mMetrics); 12290 12291 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12292 final PackageParser.Package pkg; 12293 try { 12294 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12295 } catch (PackageParserException e) { 12296 res.setError("Failed parse during installPackageLI", e); 12297 return; 12298 } finally { 12299 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12300 } 12301 12302 // Mark that we have an install time CPU ABI override. 12303 pkg.cpuAbiOverride = args.abiOverride; 12304 12305 String pkgName = res.name = pkg.packageName; 12306 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12307 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12308 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12309 return; 12310 } 12311 } 12312 12313 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12314 try { 12315 pp.collectCertificates(pkg, parseFlags); 12316 pp.collectManifestDigest(pkg); 12317 } catch (PackageParserException e) { 12318 res.setError("Failed collect during installPackageLI", e); 12319 return; 12320 } finally { 12321 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12322 } 12323 12324 /* If the installer passed in a manifest digest, compare it now. */ 12325 if (args.manifestDigest != null) { 12326 if (DEBUG_INSTALL) { 12327 final String parsedManifest = pkg.manifestDigest == null ? "null" 12328 : pkg.manifestDigest.toString(); 12329 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12330 + parsedManifest); 12331 } 12332 12333 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12334 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12335 return; 12336 } 12337 } else if (DEBUG_INSTALL) { 12338 final String parsedManifest = pkg.manifestDigest == null 12339 ? "null" : pkg.manifestDigest.toString(); 12340 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12341 } 12342 12343 // Get rid of all references to package scan path via parser. 12344 pp = null; 12345 String oldCodePath = null; 12346 boolean systemApp = false; 12347 synchronized (mPackages) { 12348 // Check if installing already existing package 12349 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12350 String oldName = mSettings.mRenamedPackages.get(pkgName); 12351 if (pkg.mOriginalPackages != null 12352 && pkg.mOriginalPackages.contains(oldName) 12353 && mPackages.containsKey(oldName)) { 12354 // This package is derived from an original package, 12355 // and this device has been updating from that original 12356 // name. We must continue using the original name, so 12357 // rename the new package here. 12358 pkg.setPackageName(oldName); 12359 pkgName = pkg.packageName; 12360 replace = true; 12361 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12362 + oldName + " pkgName=" + pkgName); 12363 } else if (mPackages.containsKey(pkgName)) { 12364 // This package, under its official name, already exists 12365 // on the device; we should replace it. 12366 replace = true; 12367 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12368 } 12369 12370 // Prevent apps opting out from runtime permissions 12371 if (replace) { 12372 PackageParser.Package oldPackage = mPackages.get(pkgName); 12373 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12374 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12375 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12376 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12377 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12378 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12379 + " doesn't support runtime permissions but the old" 12380 + " target SDK " + oldTargetSdk + " does."); 12381 return; 12382 } 12383 } 12384 } 12385 12386 PackageSetting ps = mSettings.mPackages.get(pkgName); 12387 if (ps != null) { 12388 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12389 12390 // Quick sanity check that we're signed correctly if updating; 12391 // we'll check this again later when scanning, but we want to 12392 // bail early here before tripping over redefined permissions. 12393 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12394 if (!checkUpgradeKeySetLP(ps, pkg)) { 12395 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12396 + pkg.packageName + " upgrade keys do not match the " 12397 + "previously installed version"); 12398 return; 12399 } 12400 } else { 12401 try { 12402 verifySignaturesLP(ps, pkg); 12403 } catch (PackageManagerException e) { 12404 res.setError(e.error, e.getMessage()); 12405 return; 12406 } 12407 } 12408 12409 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12410 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12411 systemApp = (ps.pkg.applicationInfo.flags & 12412 ApplicationInfo.FLAG_SYSTEM) != 0; 12413 } 12414 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12415 } 12416 12417 // Check whether the newly-scanned package wants to define an already-defined perm 12418 int N = pkg.permissions.size(); 12419 for (int i = N-1; i >= 0; i--) { 12420 PackageParser.Permission perm = pkg.permissions.get(i); 12421 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12422 if (bp != null) { 12423 // If the defining package is signed with our cert, it's okay. This 12424 // also includes the "updating the same package" case, of course. 12425 // "updating same package" could also involve key-rotation. 12426 final boolean sigsOk; 12427 if (bp.sourcePackage.equals(pkg.packageName) 12428 && (bp.packageSetting instanceof PackageSetting) 12429 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12430 scanFlags))) { 12431 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12432 } else { 12433 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12434 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12435 } 12436 if (!sigsOk) { 12437 // If the owning package is the system itself, we log but allow 12438 // install to proceed; we fail the install on all other permission 12439 // redefinitions. 12440 if (!bp.sourcePackage.equals("android")) { 12441 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12442 + pkg.packageName + " attempting to redeclare permission " 12443 + perm.info.name + " already owned by " + bp.sourcePackage); 12444 res.origPermission = perm.info.name; 12445 res.origPackage = bp.sourcePackage; 12446 return; 12447 } else { 12448 Slog.w(TAG, "Package " + pkg.packageName 12449 + " attempting to redeclare system permission " 12450 + perm.info.name + "; ignoring new declaration"); 12451 pkg.permissions.remove(i); 12452 } 12453 } 12454 } 12455 } 12456 12457 } 12458 12459 if (systemApp && onExternal) { 12460 // Disable updates to system apps on sdcard 12461 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12462 "Cannot install updates to system apps on sdcard"); 12463 return; 12464 } 12465 12466 if (args.move != null) { 12467 // We did an in-place move, so dex is ready to roll 12468 scanFlags |= SCAN_NO_DEX; 12469 scanFlags |= SCAN_MOVE; 12470 12471 synchronized (mPackages) { 12472 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12473 if (ps == null) { 12474 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12475 "Missing settings for moved package " + pkgName); 12476 } 12477 12478 // We moved the entire application as-is, so bring over the 12479 // previously derived ABI information. 12480 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12481 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12482 } 12483 12484 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12485 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12486 scanFlags |= SCAN_NO_DEX; 12487 12488 try { 12489 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12490 true /* extract libs */); 12491 } catch (PackageManagerException pme) { 12492 Slog.e(TAG, "Error deriving application ABI", pme); 12493 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12494 return; 12495 } 12496 12497 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12498 int result = mPackageDexOptimizer 12499 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12500 false /* defer */, false /* inclDependencies */); 12501 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12502 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12503 return; 12504 } 12505 } 12506 12507 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12508 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12509 return; 12510 } 12511 12512 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12513 12514 if (replace) { 12515 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12516 installerPackageName, volumeUuid, res); 12517 } else { 12518 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12519 args.user, installerPackageName, volumeUuid, res); 12520 } 12521 synchronized (mPackages) { 12522 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12523 if (ps != null) { 12524 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12525 } 12526 } 12527 } 12528 12529 private void startIntentFilterVerifications(int userId, boolean replacing, 12530 PackageParser.Package pkg) { 12531 if (mIntentFilterVerifierComponent == null) { 12532 Slog.w(TAG, "No IntentFilter verification will not be done as " 12533 + "there is no IntentFilterVerifier available!"); 12534 return; 12535 } 12536 12537 final int verifierUid = getPackageUid( 12538 mIntentFilterVerifierComponent.getPackageName(), 12539 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12540 12541 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12542 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12543 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12544 mHandler.sendMessage(msg); 12545 } 12546 12547 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12548 PackageParser.Package pkg) { 12549 int size = pkg.activities.size(); 12550 if (size == 0) { 12551 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12552 "No activity, so no need to verify any IntentFilter!"); 12553 return; 12554 } 12555 12556 final boolean hasDomainURLs = hasDomainURLs(pkg); 12557 if (!hasDomainURLs) { 12558 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12559 "No domain URLs, so no need to verify any IntentFilter!"); 12560 return; 12561 } 12562 12563 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12564 + " if any IntentFilter from the " + size 12565 + " Activities needs verification ..."); 12566 12567 int count = 0; 12568 final String packageName = pkg.packageName; 12569 12570 synchronized (mPackages) { 12571 // If this is a new install and we see that we've already run verification for this 12572 // package, we have nothing to do: it means the state was restored from backup. 12573 if (!replacing) { 12574 IntentFilterVerificationInfo ivi = 12575 mSettings.getIntentFilterVerificationLPr(packageName); 12576 if (ivi != null) { 12577 if (DEBUG_DOMAIN_VERIFICATION) { 12578 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12579 + ivi.getStatusString()); 12580 } 12581 return; 12582 } 12583 } 12584 12585 // If any filters need to be verified, then all need to be. 12586 boolean needToVerify = false; 12587 for (PackageParser.Activity a : pkg.activities) { 12588 for (ActivityIntentInfo filter : a.intents) { 12589 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12590 if (DEBUG_DOMAIN_VERIFICATION) { 12591 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12592 } 12593 needToVerify = true; 12594 break; 12595 } 12596 } 12597 } 12598 12599 if (needToVerify) { 12600 final int verificationId = mIntentFilterVerificationToken++; 12601 for (PackageParser.Activity a : pkg.activities) { 12602 for (ActivityIntentInfo filter : a.intents) { 12603 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12604 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12605 "Verification needed for IntentFilter:" + filter.toString()); 12606 mIntentFilterVerifier.addOneIntentFilterVerification( 12607 verifierUid, userId, verificationId, filter, packageName); 12608 count++; 12609 } 12610 } 12611 } 12612 } 12613 } 12614 12615 if (count > 0) { 12616 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12617 + " IntentFilter verification" + (count > 1 ? "s" : "") 12618 + " for userId:" + userId); 12619 mIntentFilterVerifier.startVerifications(userId); 12620 } else { 12621 if (DEBUG_DOMAIN_VERIFICATION) { 12622 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12623 } 12624 } 12625 } 12626 12627 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12628 final ComponentName cn = filter.activity.getComponentName(); 12629 final String packageName = cn.getPackageName(); 12630 12631 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12632 packageName); 12633 if (ivi == null) { 12634 return true; 12635 } 12636 int status = ivi.getStatus(); 12637 switch (status) { 12638 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12639 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12640 return true; 12641 12642 default: 12643 // Nothing to do 12644 return false; 12645 } 12646 } 12647 12648 private static boolean isMultiArch(PackageSetting ps) { 12649 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12650 } 12651 12652 private static boolean isMultiArch(ApplicationInfo info) { 12653 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12654 } 12655 12656 private static boolean isExternal(PackageParser.Package pkg) { 12657 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12658 } 12659 12660 private static boolean isExternal(PackageSetting ps) { 12661 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12662 } 12663 12664 private static boolean isExternal(ApplicationInfo info) { 12665 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12666 } 12667 12668 private static boolean isSystemApp(PackageParser.Package pkg) { 12669 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12670 } 12671 12672 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12673 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12674 } 12675 12676 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12677 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12678 } 12679 12680 private static boolean isSystemApp(PackageSetting ps) { 12681 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12682 } 12683 12684 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12685 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12686 } 12687 12688 private int packageFlagsToInstallFlags(PackageSetting ps) { 12689 int installFlags = 0; 12690 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12691 // This existing package was an external ASEC install when we have 12692 // the external flag without a UUID 12693 installFlags |= PackageManager.INSTALL_EXTERNAL; 12694 } 12695 if (ps.isForwardLocked()) { 12696 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12697 } 12698 return installFlags; 12699 } 12700 12701 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12702 if (isExternal(pkg)) { 12703 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12704 return mSettings.getExternalVersion(); 12705 } else { 12706 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12707 } 12708 } else { 12709 return mSettings.getInternalVersion(); 12710 } 12711 } 12712 12713 private void deleteTempPackageFiles() { 12714 final FilenameFilter filter = new FilenameFilter() { 12715 public boolean accept(File dir, String name) { 12716 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12717 } 12718 }; 12719 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12720 file.delete(); 12721 } 12722 } 12723 12724 @Override 12725 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12726 int flags) { 12727 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12728 flags); 12729 } 12730 12731 @Override 12732 public void deletePackage(final String packageName, 12733 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12734 mContext.enforceCallingOrSelfPermission( 12735 android.Manifest.permission.DELETE_PACKAGES, null); 12736 Preconditions.checkNotNull(packageName); 12737 Preconditions.checkNotNull(observer); 12738 final int uid = Binder.getCallingUid(); 12739 if (UserHandle.getUserId(uid) != userId) { 12740 mContext.enforceCallingPermission( 12741 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12742 "deletePackage for user " + userId); 12743 } 12744 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12745 try { 12746 observer.onPackageDeleted(packageName, 12747 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12748 } catch (RemoteException re) { 12749 } 12750 return; 12751 } 12752 12753 boolean uninstallBlocked = false; 12754 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12755 int[] users = sUserManager.getUserIds(); 12756 for (int i = 0; i < users.length; ++i) { 12757 if (getBlockUninstallForUser(packageName, users[i])) { 12758 uninstallBlocked = true; 12759 break; 12760 } 12761 } 12762 } else { 12763 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12764 } 12765 if (uninstallBlocked) { 12766 try { 12767 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12768 null); 12769 } catch (RemoteException re) { 12770 } 12771 return; 12772 } 12773 12774 if (DEBUG_REMOVE) { 12775 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12776 } 12777 // Queue up an async operation since the package deletion may take a little while. 12778 mHandler.post(new Runnable() { 12779 public void run() { 12780 mHandler.removeCallbacks(this); 12781 final int returnCode = deletePackageX(packageName, userId, flags); 12782 if (observer != null) { 12783 try { 12784 observer.onPackageDeleted(packageName, returnCode, null); 12785 } catch (RemoteException e) { 12786 Log.i(TAG, "Observer no longer exists."); 12787 } //end catch 12788 } //end if 12789 } //end run 12790 }); 12791 } 12792 12793 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12794 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12795 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12796 try { 12797 if (dpm != null) { 12798 if (dpm.isDeviceOwner(packageName)) { 12799 return true; 12800 } 12801 int[] users; 12802 if (userId == UserHandle.USER_ALL) { 12803 users = sUserManager.getUserIds(); 12804 } else { 12805 users = new int[]{userId}; 12806 } 12807 for (int i = 0; i < users.length; ++i) { 12808 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12809 return true; 12810 } 12811 } 12812 } 12813 } catch (RemoteException e) { 12814 } 12815 return false; 12816 } 12817 12818 /** 12819 * This method is an internal method that could be get invoked either 12820 * to delete an installed package or to clean up a failed installation. 12821 * After deleting an installed package, a broadcast is sent to notify any 12822 * listeners that the package has been installed. For cleaning up a failed 12823 * installation, the broadcast is not necessary since the package's 12824 * installation wouldn't have sent the initial broadcast either 12825 * The key steps in deleting a package are 12826 * deleting the package information in internal structures like mPackages, 12827 * deleting the packages base directories through installd 12828 * updating mSettings to reflect current status 12829 * persisting settings for later use 12830 * sending a broadcast if necessary 12831 */ 12832 private int deletePackageX(String packageName, int userId, int flags) { 12833 final PackageRemovedInfo info = new PackageRemovedInfo(); 12834 final boolean res; 12835 12836 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12837 ? UserHandle.ALL : new UserHandle(userId); 12838 12839 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12840 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12841 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12842 } 12843 12844 boolean removedForAllUsers = false; 12845 boolean systemUpdate = false; 12846 12847 // for the uninstall-updates case and restricted profiles, remember the per- 12848 // userhandle installed state 12849 int[] allUsers; 12850 boolean[] perUserInstalled; 12851 synchronized (mPackages) { 12852 PackageSetting ps = mSettings.mPackages.get(packageName); 12853 allUsers = sUserManager.getUserIds(); 12854 perUserInstalled = new boolean[allUsers.length]; 12855 for (int i = 0; i < allUsers.length; i++) { 12856 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12857 } 12858 } 12859 12860 synchronized (mInstallLock) { 12861 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12862 res = deletePackageLI(packageName, removeForUser, 12863 true, allUsers, perUserInstalled, 12864 flags | REMOVE_CHATTY, info, true); 12865 systemUpdate = info.isRemovedPackageSystemUpdate; 12866 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12867 removedForAllUsers = true; 12868 } 12869 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12870 + " removedForAllUsers=" + removedForAllUsers); 12871 } 12872 12873 if (res) { 12874 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12875 12876 // If the removed package was a system update, the old system package 12877 // was re-enabled; we need to broadcast this information 12878 if (systemUpdate) { 12879 Bundle extras = new Bundle(1); 12880 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12881 ? info.removedAppId : info.uid); 12882 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12883 12884 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12885 extras, null, null, null); 12886 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12887 extras, null, null, null); 12888 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12889 null, packageName, null, null); 12890 } 12891 } 12892 // Force a gc here. 12893 Runtime.getRuntime().gc(); 12894 // Delete the resources here after sending the broadcast to let 12895 // other processes clean up before deleting resources. 12896 if (info.args != null) { 12897 synchronized (mInstallLock) { 12898 info.args.doPostDeleteLI(true); 12899 } 12900 } 12901 12902 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12903 } 12904 12905 class PackageRemovedInfo { 12906 String removedPackage; 12907 int uid = -1; 12908 int removedAppId = -1; 12909 int[] removedUsers = null; 12910 boolean isRemovedPackageSystemUpdate = false; 12911 // Clean up resources deleted packages. 12912 InstallArgs args = null; 12913 12914 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12915 Bundle extras = new Bundle(1); 12916 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12917 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12918 if (replacing) { 12919 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12920 } 12921 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12922 if (removedPackage != null) { 12923 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12924 extras, null, null, removedUsers); 12925 if (fullRemove && !replacing) { 12926 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12927 extras, null, null, removedUsers); 12928 } 12929 } 12930 if (removedAppId >= 0) { 12931 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12932 removedUsers); 12933 } 12934 } 12935 } 12936 12937 /* 12938 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12939 * flag is not set, the data directory is removed as well. 12940 * make sure this flag is set for partially installed apps. If not its meaningless to 12941 * delete a partially installed application. 12942 */ 12943 private void removePackageDataLI(PackageSetting ps, 12944 int[] allUserHandles, boolean[] perUserInstalled, 12945 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12946 String packageName = ps.name; 12947 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12948 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12949 // Retrieve object to delete permissions for shared user later on 12950 final PackageSetting deletedPs; 12951 // reader 12952 synchronized (mPackages) { 12953 deletedPs = mSettings.mPackages.get(packageName); 12954 if (outInfo != null) { 12955 outInfo.removedPackage = packageName; 12956 outInfo.removedUsers = deletedPs != null 12957 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12958 : null; 12959 } 12960 } 12961 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12962 removeDataDirsLI(ps.volumeUuid, packageName); 12963 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12964 } 12965 // writer 12966 synchronized (mPackages) { 12967 if (deletedPs != null) { 12968 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12969 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12970 clearDefaultBrowserIfNeeded(packageName); 12971 if (outInfo != null) { 12972 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12973 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12974 } 12975 updatePermissionsLPw(deletedPs.name, null, 0); 12976 if (deletedPs.sharedUser != null) { 12977 // Remove permissions associated with package. Since runtime 12978 // permissions are per user we have to kill the removed package 12979 // or packages running under the shared user of the removed 12980 // package if revoking the permissions requested only by the removed 12981 // package is successful and this causes a change in gids. 12982 for (int userId : UserManagerService.getInstance().getUserIds()) { 12983 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12984 userId); 12985 if (userIdToKill == UserHandle.USER_ALL 12986 || userIdToKill >= UserHandle.USER_OWNER) { 12987 // If gids changed for this user, kill all affected packages. 12988 mHandler.post(new Runnable() { 12989 @Override 12990 public void run() { 12991 // This has to happen with no lock held. 12992 killApplication(deletedPs.name, deletedPs.appId, 12993 KILL_APP_REASON_GIDS_CHANGED); 12994 } 12995 }); 12996 break; 12997 } 12998 } 12999 } 13000 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13001 } 13002 // make sure to preserve per-user disabled state if this removal was just 13003 // a downgrade of a system app to the factory package 13004 if (allUserHandles != null && perUserInstalled != null) { 13005 if (DEBUG_REMOVE) { 13006 Slog.d(TAG, "Propagating install state across downgrade"); 13007 } 13008 for (int i = 0; i < allUserHandles.length; i++) { 13009 if (DEBUG_REMOVE) { 13010 Slog.d(TAG, " user " + allUserHandles[i] 13011 + " => " + perUserInstalled[i]); 13012 } 13013 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13014 } 13015 } 13016 } 13017 // can downgrade to reader 13018 if (writeSettings) { 13019 // Save settings now 13020 mSettings.writeLPr(); 13021 } 13022 } 13023 if (outInfo != null) { 13024 // A user ID was deleted here. Go through all users and remove it 13025 // from KeyStore. 13026 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13027 } 13028 } 13029 13030 static boolean locationIsPrivileged(File path) { 13031 try { 13032 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13033 .getCanonicalPath(); 13034 return path.getCanonicalPath().startsWith(privilegedAppDir); 13035 } catch (IOException e) { 13036 Slog.e(TAG, "Unable to access code path " + path); 13037 } 13038 return false; 13039 } 13040 13041 /* 13042 * Tries to delete system package. 13043 */ 13044 private boolean deleteSystemPackageLI(PackageSetting newPs, 13045 int[] allUserHandles, boolean[] perUserInstalled, 13046 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13047 final boolean applyUserRestrictions 13048 = (allUserHandles != null) && (perUserInstalled != null); 13049 PackageSetting disabledPs = null; 13050 // Confirm if the system package has been updated 13051 // An updated system app can be deleted. This will also have to restore 13052 // the system pkg from system partition 13053 // reader 13054 synchronized (mPackages) { 13055 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13056 } 13057 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13058 + " disabledPs=" + disabledPs); 13059 if (disabledPs == null) { 13060 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13061 return false; 13062 } else if (DEBUG_REMOVE) { 13063 Slog.d(TAG, "Deleting system pkg from data partition"); 13064 } 13065 if (DEBUG_REMOVE) { 13066 if (applyUserRestrictions) { 13067 Slog.d(TAG, "Remembering install states:"); 13068 for (int i = 0; i < allUserHandles.length; i++) { 13069 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13070 } 13071 } 13072 } 13073 // Delete the updated package 13074 outInfo.isRemovedPackageSystemUpdate = true; 13075 if (disabledPs.versionCode < newPs.versionCode) { 13076 // Delete data for downgrades 13077 flags &= ~PackageManager.DELETE_KEEP_DATA; 13078 } else { 13079 // Preserve data by setting flag 13080 flags |= PackageManager.DELETE_KEEP_DATA; 13081 } 13082 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13083 allUserHandles, perUserInstalled, outInfo, writeSettings); 13084 if (!ret) { 13085 return false; 13086 } 13087 // writer 13088 synchronized (mPackages) { 13089 // Reinstate the old system package 13090 mSettings.enableSystemPackageLPw(newPs.name); 13091 // Remove any native libraries from the upgraded package. 13092 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13093 } 13094 // Install the system package 13095 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13096 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13097 if (locationIsPrivileged(disabledPs.codePath)) { 13098 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13099 } 13100 13101 final PackageParser.Package newPkg; 13102 try { 13103 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13104 } catch (PackageManagerException e) { 13105 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13106 return false; 13107 } 13108 13109 // writer 13110 synchronized (mPackages) { 13111 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13112 13113 // Propagate the permissions state as we do not want to drop on the floor 13114 // runtime permissions. The update permissions method below will take 13115 // care of removing obsolete permissions and grant install permissions. 13116 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13117 updatePermissionsLPw(newPkg.packageName, newPkg, 13118 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13119 13120 if (applyUserRestrictions) { 13121 if (DEBUG_REMOVE) { 13122 Slog.d(TAG, "Propagating install state across reinstall"); 13123 } 13124 for (int i = 0; i < allUserHandles.length; i++) { 13125 if (DEBUG_REMOVE) { 13126 Slog.d(TAG, " user " + allUserHandles[i] 13127 + " => " + perUserInstalled[i]); 13128 } 13129 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13130 13131 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13132 } 13133 // Regardless of writeSettings we need to ensure that this restriction 13134 // state propagation is persisted 13135 mSettings.writeAllUsersPackageRestrictionsLPr(); 13136 } 13137 // can downgrade to reader here 13138 if (writeSettings) { 13139 mSettings.writeLPr(); 13140 } 13141 } 13142 return true; 13143 } 13144 13145 private boolean deleteInstalledPackageLI(PackageSetting ps, 13146 boolean deleteCodeAndResources, int flags, 13147 int[] allUserHandles, boolean[] perUserInstalled, 13148 PackageRemovedInfo outInfo, boolean writeSettings) { 13149 if (outInfo != null) { 13150 outInfo.uid = ps.appId; 13151 } 13152 13153 // Delete package data from internal structures and also remove data if flag is set 13154 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13155 13156 // Delete application code and resources 13157 if (deleteCodeAndResources && (outInfo != null)) { 13158 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13159 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13160 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13161 } 13162 return true; 13163 } 13164 13165 @Override 13166 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13167 int userId) { 13168 mContext.enforceCallingOrSelfPermission( 13169 android.Manifest.permission.DELETE_PACKAGES, null); 13170 synchronized (mPackages) { 13171 PackageSetting ps = mSettings.mPackages.get(packageName); 13172 if (ps == null) { 13173 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13174 return false; 13175 } 13176 if (!ps.getInstalled(userId)) { 13177 // Can't block uninstall for an app that is not installed or enabled. 13178 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13179 return false; 13180 } 13181 ps.setBlockUninstall(blockUninstall, userId); 13182 mSettings.writePackageRestrictionsLPr(userId); 13183 } 13184 return true; 13185 } 13186 13187 @Override 13188 public boolean getBlockUninstallForUser(String packageName, int userId) { 13189 synchronized (mPackages) { 13190 PackageSetting ps = mSettings.mPackages.get(packageName); 13191 if (ps == null) { 13192 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13193 return false; 13194 } 13195 return ps.getBlockUninstall(userId); 13196 } 13197 } 13198 13199 /* 13200 * This method handles package deletion in general 13201 */ 13202 private boolean deletePackageLI(String packageName, UserHandle user, 13203 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13204 int flags, PackageRemovedInfo outInfo, 13205 boolean writeSettings) { 13206 if (packageName == null) { 13207 Slog.w(TAG, "Attempt to delete null packageName."); 13208 return false; 13209 } 13210 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13211 PackageSetting ps; 13212 boolean dataOnly = false; 13213 int removeUser = -1; 13214 int appId = -1; 13215 synchronized (mPackages) { 13216 ps = mSettings.mPackages.get(packageName); 13217 if (ps == null) { 13218 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13219 return false; 13220 } 13221 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13222 && user.getIdentifier() != UserHandle.USER_ALL) { 13223 // The caller is asking that the package only be deleted for a single 13224 // user. To do this, we just mark its uninstalled state and delete 13225 // its data. If this is a system app, we only allow this to happen if 13226 // they have set the special DELETE_SYSTEM_APP which requests different 13227 // semantics than normal for uninstalling system apps. 13228 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13229 final int userId = user.getIdentifier(); 13230 ps.setUserState(userId, 13231 COMPONENT_ENABLED_STATE_DEFAULT, 13232 false, //installed 13233 true, //stopped 13234 true, //notLaunched 13235 false, //hidden 13236 null, null, null, 13237 false, // blockUninstall 13238 ps.readUserState(userId).domainVerificationStatus, 0); 13239 if (!isSystemApp(ps)) { 13240 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13241 // Other user still have this package installed, so all 13242 // we need to do is clear this user's data and save that 13243 // it is uninstalled. 13244 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13245 removeUser = user.getIdentifier(); 13246 appId = ps.appId; 13247 scheduleWritePackageRestrictionsLocked(removeUser); 13248 } else { 13249 // We need to set it back to 'installed' so the uninstall 13250 // broadcasts will be sent correctly. 13251 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13252 ps.setInstalled(true, user.getIdentifier()); 13253 } 13254 } else { 13255 // This is a system app, so we assume that the 13256 // other users still have this package installed, so all 13257 // we need to do is clear this user's data and save that 13258 // it is uninstalled. 13259 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13260 removeUser = user.getIdentifier(); 13261 appId = ps.appId; 13262 scheduleWritePackageRestrictionsLocked(removeUser); 13263 } 13264 } 13265 } 13266 13267 if (removeUser >= 0) { 13268 // From above, we determined that we are deleting this only 13269 // for a single user. Continue the work here. 13270 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13271 if (outInfo != null) { 13272 outInfo.removedPackage = packageName; 13273 outInfo.removedAppId = appId; 13274 outInfo.removedUsers = new int[] {removeUser}; 13275 } 13276 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13277 removeKeystoreDataIfNeeded(removeUser, appId); 13278 schedulePackageCleaning(packageName, removeUser, false); 13279 synchronized (mPackages) { 13280 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13281 scheduleWritePackageRestrictionsLocked(removeUser); 13282 } 13283 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13284 } 13285 return true; 13286 } 13287 13288 if (dataOnly) { 13289 // Delete application data first 13290 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13291 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13292 return true; 13293 } 13294 13295 boolean ret = false; 13296 if (isSystemApp(ps)) { 13297 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13298 // When an updated system application is deleted we delete the existing resources as well and 13299 // fall back to existing code in system partition 13300 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13301 flags, outInfo, writeSettings); 13302 } else { 13303 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13304 // Kill application pre-emptively especially for apps on sd. 13305 killApplication(packageName, ps.appId, "uninstall pkg"); 13306 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13307 allUserHandles, perUserInstalled, 13308 outInfo, writeSettings); 13309 } 13310 13311 return ret; 13312 } 13313 13314 private final class ClearStorageConnection implements ServiceConnection { 13315 IMediaContainerService mContainerService; 13316 13317 @Override 13318 public void onServiceConnected(ComponentName name, IBinder service) { 13319 synchronized (this) { 13320 mContainerService = IMediaContainerService.Stub.asInterface(service); 13321 notifyAll(); 13322 } 13323 } 13324 13325 @Override 13326 public void onServiceDisconnected(ComponentName name) { 13327 } 13328 } 13329 13330 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13331 final boolean mounted; 13332 if (Environment.isExternalStorageEmulated()) { 13333 mounted = true; 13334 } else { 13335 final String status = Environment.getExternalStorageState(); 13336 13337 mounted = status.equals(Environment.MEDIA_MOUNTED) 13338 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13339 } 13340 13341 if (!mounted) { 13342 return; 13343 } 13344 13345 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13346 int[] users; 13347 if (userId == UserHandle.USER_ALL) { 13348 users = sUserManager.getUserIds(); 13349 } else { 13350 users = new int[] { userId }; 13351 } 13352 final ClearStorageConnection conn = new ClearStorageConnection(); 13353 if (mContext.bindServiceAsUser( 13354 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13355 try { 13356 for (int curUser : users) { 13357 long timeout = SystemClock.uptimeMillis() + 5000; 13358 synchronized (conn) { 13359 long now = SystemClock.uptimeMillis(); 13360 while (conn.mContainerService == null && now < timeout) { 13361 try { 13362 conn.wait(timeout - now); 13363 } catch (InterruptedException e) { 13364 } 13365 } 13366 } 13367 if (conn.mContainerService == null) { 13368 return; 13369 } 13370 13371 final UserEnvironment userEnv = new UserEnvironment(curUser); 13372 clearDirectory(conn.mContainerService, 13373 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13374 if (allData) { 13375 clearDirectory(conn.mContainerService, 13376 userEnv.buildExternalStorageAppDataDirs(packageName)); 13377 clearDirectory(conn.mContainerService, 13378 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13379 } 13380 } 13381 } finally { 13382 mContext.unbindService(conn); 13383 } 13384 } 13385 } 13386 13387 @Override 13388 public void clearApplicationUserData(final String packageName, 13389 final IPackageDataObserver observer, final int userId) { 13390 mContext.enforceCallingOrSelfPermission( 13391 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13392 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13393 // Queue up an async operation since the package deletion may take a little while. 13394 mHandler.post(new Runnable() { 13395 public void run() { 13396 mHandler.removeCallbacks(this); 13397 final boolean succeeded; 13398 synchronized (mInstallLock) { 13399 succeeded = clearApplicationUserDataLI(packageName, userId); 13400 } 13401 clearExternalStorageDataSync(packageName, userId, true); 13402 if (succeeded) { 13403 // invoke DeviceStorageMonitor's update method to clear any notifications 13404 DeviceStorageMonitorInternal 13405 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13406 if (dsm != null) { 13407 dsm.checkMemory(); 13408 } 13409 } 13410 if(observer != null) { 13411 try { 13412 observer.onRemoveCompleted(packageName, succeeded); 13413 } catch (RemoteException e) { 13414 Log.i(TAG, "Observer no longer exists."); 13415 } 13416 } //end if observer 13417 } //end run 13418 }); 13419 } 13420 13421 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13422 if (packageName == null) { 13423 Slog.w(TAG, "Attempt to delete null packageName."); 13424 return false; 13425 } 13426 13427 // Try finding details about the requested package 13428 PackageParser.Package pkg; 13429 synchronized (mPackages) { 13430 pkg = mPackages.get(packageName); 13431 if (pkg == null) { 13432 final PackageSetting ps = mSettings.mPackages.get(packageName); 13433 if (ps != null) { 13434 pkg = ps.pkg; 13435 } 13436 } 13437 13438 if (pkg == null) { 13439 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13440 return false; 13441 } 13442 13443 PackageSetting ps = (PackageSetting) pkg.mExtras; 13444 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13445 } 13446 13447 // Always delete data directories for package, even if we found no other 13448 // record of app. This helps users recover from UID mismatches without 13449 // resorting to a full data wipe. 13450 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13451 if (retCode < 0) { 13452 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13453 return false; 13454 } 13455 13456 final int appId = pkg.applicationInfo.uid; 13457 removeKeystoreDataIfNeeded(userId, appId); 13458 13459 // Create a native library symlink only if we have native libraries 13460 // and if the native libraries are 32 bit libraries. We do not provide 13461 // this symlink for 64 bit libraries. 13462 if (pkg.applicationInfo.primaryCpuAbi != null && 13463 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13464 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13465 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13466 nativeLibPath, userId) < 0) { 13467 Slog.w(TAG, "Failed linking native library dir"); 13468 return false; 13469 } 13470 } 13471 13472 return true; 13473 } 13474 13475 /** 13476 * Reverts user permission state changes (permissions and flags) in 13477 * all packages for a given user. 13478 * 13479 * @param userId The device user for which to do a reset. 13480 */ 13481 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13482 final int packageCount = mPackages.size(); 13483 for (int i = 0; i < packageCount; i++) { 13484 PackageParser.Package pkg = mPackages.valueAt(i); 13485 PackageSetting ps = (PackageSetting) pkg.mExtras; 13486 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13487 } 13488 } 13489 13490 /** 13491 * Reverts user permission state changes (permissions and flags). 13492 * 13493 * @param ps The package for which to reset. 13494 * @param userId The device user for which to do a reset. 13495 */ 13496 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13497 final PackageSetting ps, final int userId) { 13498 if (ps.pkg == null) { 13499 return; 13500 } 13501 13502 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13503 | FLAG_PERMISSION_USER_FIXED 13504 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13505 13506 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13507 | FLAG_PERMISSION_POLICY_FIXED; 13508 13509 boolean writeInstallPermissions = false; 13510 boolean writeRuntimePermissions = false; 13511 13512 final int permissionCount = ps.pkg.requestedPermissions.size(); 13513 for (int i = 0; i < permissionCount; i++) { 13514 String permission = ps.pkg.requestedPermissions.get(i); 13515 13516 BasePermission bp = mSettings.mPermissions.get(permission); 13517 if (bp == null) { 13518 continue; 13519 } 13520 13521 // If shared user we just reset the state to which only this app contributed. 13522 if (ps.sharedUser != null) { 13523 boolean used = false; 13524 final int packageCount = ps.sharedUser.packages.size(); 13525 for (int j = 0; j < packageCount; j++) { 13526 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13527 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13528 && pkg.pkg.requestedPermissions.contains(permission)) { 13529 used = true; 13530 break; 13531 } 13532 } 13533 if (used) { 13534 continue; 13535 } 13536 } 13537 13538 PermissionsState permissionsState = ps.getPermissionsState(); 13539 13540 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13541 13542 // Always clear the user settable flags. 13543 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13544 bp.name) != null; 13545 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13546 if (hasInstallState) { 13547 writeInstallPermissions = true; 13548 } else { 13549 writeRuntimePermissions = true; 13550 } 13551 } 13552 13553 // Below is only runtime permission handling. 13554 if (!bp.isRuntime()) { 13555 continue; 13556 } 13557 13558 // Never clobber system or policy. 13559 if ((oldFlags & policyOrSystemFlags) != 0) { 13560 continue; 13561 } 13562 13563 // If this permission was granted by default, make sure it is. 13564 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13565 if (permissionsState.grantRuntimePermission(bp, userId) 13566 != PERMISSION_OPERATION_FAILURE) { 13567 writeRuntimePermissions = true; 13568 } 13569 } else { 13570 // Otherwise, reset the permission. 13571 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13572 switch (revokeResult) { 13573 case PERMISSION_OPERATION_SUCCESS: { 13574 writeRuntimePermissions = true; 13575 } break; 13576 13577 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13578 writeRuntimePermissions = true; 13579 final int appId = ps.appId; 13580 mHandler.post(new Runnable() { 13581 @Override 13582 public void run() { 13583 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13584 } 13585 }); 13586 } break; 13587 } 13588 } 13589 } 13590 13591 // Synchronously write as we are taking permissions away. 13592 if (writeRuntimePermissions) { 13593 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13594 } 13595 13596 // Synchronously write as we are taking permissions away. 13597 if (writeInstallPermissions) { 13598 mSettings.writeLPr(); 13599 } 13600 } 13601 13602 /** 13603 * Remove entries from the keystore daemon. Will only remove it if the 13604 * {@code appId} is valid. 13605 */ 13606 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13607 if (appId < 0) { 13608 return; 13609 } 13610 13611 final KeyStore keyStore = KeyStore.getInstance(); 13612 if (keyStore != null) { 13613 if (userId == UserHandle.USER_ALL) { 13614 for (final int individual : sUserManager.getUserIds()) { 13615 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13616 } 13617 } else { 13618 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13619 } 13620 } else { 13621 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13622 } 13623 } 13624 13625 @Override 13626 public void deleteApplicationCacheFiles(final String packageName, 13627 final IPackageDataObserver observer) { 13628 mContext.enforceCallingOrSelfPermission( 13629 android.Manifest.permission.DELETE_CACHE_FILES, null); 13630 // Queue up an async operation since the package deletion may take a little while. 13631 final int userId = UserHandle.getCallingUserId(); 13632 mHandler.post(new Runnable() { 13633 public void run() { 13634 mHandler.removeCallbacks(this); 13635 final boolean succeded; 13636 synchronized (mInstallLock) { 13637 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13638 } 13639 clearExternalStorageDataSync(packageName, userId, false); 13640 if (observer != null) { 13641 try { 13642 observer.onRemoveCompleted(packageName, succeded); 13643 } catch (RemoteException e) { 13644 Log.i(TAG, "Observer no longer exists."); 13645 } 13646 } //end if observer 13647 } //end run 13648 }); 13649 } 13650 13651 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13652 if (packageName == null) { 13653 Slog.w(TAG, "Attempt to delete null packageName."); 13654 return false; 13655 } 13656 PackageParser.Package p; 13657 synchronized (mPackages) { 13658 p = mPackages.get(packageName); 13659 } 13660 if (p == null) { 13661 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13662 return false; 13663 } 13664 final ApplicationInfo applicationInfo = p.applicationInfo; 13665 if (applicationInfo == null) { 13666 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13667 return false; 13668 } 13669 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13670 if (retCode < 0) { 13671 Slog.w(TAG, "Couldn't remove cache files for package: " 13672 + packageName + " u" + userId); 13673 return false; 13674 } 13675 return true; 13676 } 13677 13678 @Override 13679 public void getPackageSizeInfo(final String packageName, int userHandle, 13680 final IPackageStatsObserver observer) { 13681 mContext.enforceCallingOrSelfPermission( 13682 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13683 if (packageName == null) { 13684 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13685 } 13686 13687 PackageStats stats = new PackageStats(packageName, userHandle); 13688 13689 /* 13690 * Queue up an async operation since the package measurement may take a 13691 * little while. 13692 */ 13693 Message msg = mHandler.obtainMessage(INIT_COPY); 13694 msg.obj = new MeasureParams(stats, observer); 13695 mHandler.sendMessage(msg); 13696 } 13697 13698 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13699 PackageStats pStats) { 13700 if (packageName == null) { 13701 Slog.w(TAG, "Attempt to get size of null packageName."); 13702 return false; 13703 } 13704 PackageParser.Package p; 13705 boolean dataOnly = false; 13706 String libDirRoot = null; 13707 String asecPath = null; 13708 PackageSetting ps = null; 13709 synchronized (mPackages) { 13710 p = mPackages.get(packageName); 13711 ps = mSettings.mPackages.get(packageName); 13712 if(p == null) { 13713 dataOnly = true; 13714 if((ps == null) || (ps.pkg == null)) { 13715 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13716 return false; 13717 } 13718 p = ps.pkg; 13719 } 13720 if (ps != null) { 13721 libDirRoot = ps.legacyNativeLibraryPathString; 13722 } 13723 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13724 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13725 if (secureContainerId != null) { 13726 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13727 } 13728 } 13729 } 13730 String publicSrcDir = null; 13731 if(!dataOnly) { 13732 final ApplicationInfo applicationInfo = p.applicationInfo; 13733 if (applicationInfo == null) { 13734 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13735 return false; 13736 } 13737 if (p.isForwardLocked()) { 13738 publicSrcDir = applicationInfo.getBaseResourcePath(); 13739 } 13740 } 13741 // TODO: extend to measure size of split APKs 13742 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13743 // not just the first level. 13744 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13745 // just the primary. 13746 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13747 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13748 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13749 if (res < 0) { 13750 return false; 13751 } 13752 13753 // Fix-up for forward-locked applications in ASEC containers. 13754 if (!isExternal(p)) { 13755 pStats.codeSize += pStats.externalCodeSize; 13756 pStats.externalCodeSize = 0L; 13757 } 13758 13759 return true; 13760 } 13761 13762 13763 @Override 13764 public void addPackageToPreferred(String packageName) { 13765 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13766 } 13767 13768 @Override 13769 public void removePackageFromPreferred(String packageName) { 13770 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13771 } 13772 13773 @Override 13774 public List<PackageInfo> getPreferredPackages(int flags) { 13775 return new ArrayList<PackageInfo>(); 13776 } 13777 13778 private int getUidTargetSdkVersionLockedLPr(int uid) { 13779 Object obj = mSettings.getUserIdLPr(uid); 13780 if (obj instanceof SharedUserSetting) { 13781 final SharedUserSetting sus = (SharedUserSetting) obj; 13782 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13783 final Iterator<PackageSetting> it = sus.packages.iterator(); 13784 while (it.hasNext()) { 13785 final PackageSetting ps = it.next(); 13786 if (ps.pkg != null) { 13787 int v = ps.pkg.applicationInfo.targetSdkVersion; 13788 if (v < vers) vers = v; 13789 } 13790 } 13791 return vers; 13792 } else if (obj instanceof PackageSetting) { 13793 final PackageSetting ps = (PackageSetting) obj; 13794 if (ps.pkg != null) { 13795 return ps.pkg.applicationInfo.targetSdkVersion; 13796 } 13797 } 13798 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13799 } 13800 13801 @Override 13802 public void addPreferredActivity(IntentFilter filter, int match, 13803 ComponentName[] set, ComponentName activity, int userId) { 13804 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13805 "Adding preferred"); 13806 } 13807 13808 private void addPreferredActivityInternal(IntentFilter filter, int match, 13809 ComponentName[] set, ComponentName activity, boolean always, int userId, 13810 String opname) { 13811 // writer 13812 int callingUid = Binder.getCallingUid(); 13813 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13814 if (filter.countActions() == 0) { 13815 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13816 return; 13817 } 13818 synchronized (mPackages) { 13819 if (mContext.checkCallingOrSelfPermission( 13820 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13821 != PackageManager.PERMISSION_GRANTED) { 13822 if (getUidTargetSdkVersionLockedLPr(callingUid) 13823 < Build.VERSION_CODES.FROYO) { 13824 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13825 + callingUid); 13826 return; 13827 } 13828 mContext.enforceCallingOrSelfPermission( 13829 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13830 } 13831 13832 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13833 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13834 + userId + ":"); 13835 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13836 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13837 scheduleWritePackageRestrictionsLocked(userId); 13838 } 13839 } 13840 13841 @Override 13842 public void replacePreferredActivity(IntentFilter filter, int match, 13843 ComponentName[] set, ComponentName activity, int userId) { 13844 if (filter.countActions() != 1) { 13845 throw new IllegalArgumentException( 13846 "replacePreferredActivity expects filter to have only 1 action."); 13847 } 13848 if (filter.countDataAuthorities() != 0 13849 || filter.countDataPaths() != 0 13850 || filter.countDataSchemes() > 1 13851 || filter.countDataTypes() != 0) { 13852 throw new IllegalArgumentException( 13853 "replacePreferredActivity expects filter to have no data authorities, " + 13854 "paths, or types; and at most one scheme."); 13855 } 13856 13857 final int callingUid = Binder.getCallingUid(); 13858 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13859 synchronized (mPackages) { 13860 if (mContext.checkCallingOrSelfPermission( 13861 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13862 != PackageManager.PERMISSION_GRANTED) { 13863 if (getUidTargetSdkVersionLockedLPr(callingUid) 13864 < Build.VERSION_CODES.FROYO) { 13865 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13866 + Binder.getCallingUid()); 13867 return; 13868 } 13869 mContext.enforceCallingOrSelfPermission( 13870 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13871 } 13872 13873 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13874 if (pir != null) { 13875 // Get all of the existing entries that exactly match this filter. 13876 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13877 if (existing != null && existing.size() == 1) { 13878 PreferredActivity cur = existing.get(0); 13879 if (DEBUG_PREFERRED) { 13880 Slog.i(TAG, "Checking replace of preferred:"); 13881 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13882 if (!cur.mPref.mAlways) { 13883 Slog.i(TAG, " -- CUR; not mAlways!"); 13884 } else { 13885 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13886 Slog.i(TAG, " -- CUR: mSet=" 13887 + Arrays.toString(cur.mPref.mSetComponents)); 13888 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13889 Slog.i(TAG, " -- NEW: mMatch=" 13890 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13891 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13892 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13893 } 13894 } 13895 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13896 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13897 && cur.mPref.sameSet(set)) { 13898 // Setting the preferred activity to what it happens to be already 13899 if (DEBUG_PREFERRED) { 13900 Slog.i(TAG, "Replacing with same preferred activity " 13901 + cur.mPref.mShortComponent + " for user " 13902 + userId + ":"); 13903 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13904 } 13905 return; 13906 } 13907 } 13908 13909 if (existing != null) { 13910 if (DEBUG_PREFERRED) { 13911 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13912 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13913 } 13914 for (int i = 0; i < existing.size(); i++) { 13915 PreferredActivity pa = existing.get(i); 13916 if (DEBUG_PREFERRED) { 13917 Slog.i(TAG, "Removing existing preferred activity " 13918 + pa.mPref.mComponent + ":"); 13919 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13920 } 13921 pir.removeFilter(pa); 13922 } 13923 } 13924 } 13925 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13926 "Replacing preferred"); 13927 } 13928 } 13929 13930 @Override 13931 public void clearPackagePreferredActivities(String packageName) { 13932 final int uid = Binder.getCallingUid(); 13933 // writer 13934 synchronized (mPackages) { 13935 PackageParser.Package pkg = mPackages.get(packageName); 13936 if (pkg == null || pkg.applicationInfo.uid != uid) { 13937 if (mContext.checkCallingOrSelfPermission( 13938 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13939 != PackageManager.PERMISSION_GRANTED) { 13940 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13941 < Build.VERSION_CODES.FROYO) { 13942 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13943 + Binder.getCallingUid()); 13944 return; 13945 } 13946 mContext.enforceCallingOrSelfPermission( 13947 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13948 } 13949 } 13950 13951 int user = UserHandle.getCallingUserId(); 13952 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13953 scheduleWritePackageRestrictionsLocked(user); 13954 } 13955 } 13956 } 13957 13958 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13959 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13960 ArrayList<PreferredActivity> removed = null; 13961 boolean changed = false; 13962 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13963 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13964 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13965 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13966 continue; 13967 } 13968 Iterator<PreferredActivity> it = pir.filterIterator(); 13969 while (it.hasNext()) { 13970 PreferredActivity pa = it.next(); 13971 // Mark entry for removal only if it matches the package name 13972 // and the entry is of type "always". 13973 if (packageName == null || 13974 (pa.mPref.mComponent.getPackageName().equals(packageName) 13975 && pa.mPref.mAlways)) { 13976 if (removed == null) { 13977 removed = new ArrayList<PreferredActivity>(); 13978 } 13979 removed.add(pa); 13980 } 13981 } 13982 if (removed != null) { 13983 for (int j=0; j<removed.size(); j++) { 13984 PreferredActivity pa = removed.get(j); 13985 pir.removeFilter(pa); 13986 } 13987 changed = true; 13988 } 13989 } 13990 return changed; 13991 } 13992 13993 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13994 private void clearIntentFilterVerificationsLPw(int userId) { 13995 final int packageCount = mPackages.size(); 13996 for (int i = 0; i < packageCount; i++) { 13997 PackageParser.Package pkg = mPackages.valueAt(i); 13998 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13999 } 14000 } 14001 14002 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14003 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14004 if (userId == UserHandle.USER_ALL) { 14005 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14006 sUserManager.getUserIds())) { 14007 for (int oneUserId : sUserManager.getUserIds()) { 14008 scheduleWritePackageRestrictionsLocked(oneUserId); 14009 } 14010 } 14011 } else { 14012 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14013 scheduleWritePackageRestrictionsLocked(userId); 14014 } 14015 } 14016 } 14017 14018 void clearDefaultBrowserIfNeeded(String packageName) { 14019 for (int oneUserId : sUserManager.getUserIds()) { 14020 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14021 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14022 if (packageName.equals(defaultBrowserPackageName)) { 14023 setDefaultBrowserPackageName(null, oneUserId); 14024 } 14025 } 14026 } 14027 14028 @Override 14029 public void resetApplicationPreferences(int userId) { 14030 mContext.enforceCallingOrSelfPermission( 14031 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14032 // writer 14033 synchronized (mPackages) { 14034 final long identity = Binder.clearCallingIdentity(); 14035 try { 14036 clearPackagePreferredActivitiesLPw(null, userId); 14037 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14038 // TODO: We have to reset the default SMS and Phone. This requires 14039 // significant refactoring to keep all default apps in the package 14040 // manager (cleaner but more work) or have the services provide 14041 // callbacks to the package manager to request a default app reset. 14042 applyFactoryDefaultBrowserLPw(userId); 14043 clearIntentFilterVerificationsLPw(userId); 14044 primeDomainVerificationsLPw(userId); 14045 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14046 scheduleWritePackageRestrictionsLocked(userId); 14047 } finally { 14048 Binder.restoreCallingIdentity(identity); 14049 } 14050 } 14051 } 14052 14053 @Override 14054 public int getPreferredActivities(List<IntentFilter> outFilters, 14055 List<ComponentName> outActivities, String packageName) { 14056 14057 int num = 0; 14058 final int userId = UserHandle.getCallingUserId(); 14059 // reader 14060 synchronized (mPackages) { 14061 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14062 if (pir != null) { 14063 final Iterator<PreferredActivity> it = pir.filterIterator(); 14064 while (it.hasNext()) { 14065 final PreferredActivity pa = it.next(); 14066 if (packageName == null 14067 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14068 && pa.mPref.mAlways)) { 14069 if (outFilters != null) { 14070 outFilters.add(new IntentFilter(pa)); 14071 } 14072 if (outActivities != null) { 14073 outActivities.add(pa.mPref.mComponent); 14074 } 14075 } 14076 } 14077 } 14078 } 14079 14080 return num; 14081 } 14082 14083 @Override 14084 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14085 int userId) { 14086 int callingUid = Binder.getCallingUid(); 14087 if (callingUid != Process.SYSTEM_UID) { 14088 throw new SecurityException( 14089 "addPersistentPreferredActivity can only be run by the system"); 14090 } 14091 if (filter.countActions() == 0) { 14092 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14093 return; 14094 } 14095 synchronized (mPackages) { 14096 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14097 " :"); 14098 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14099 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14100 new PersistentPreferredActivity(filter, activity)); 14101 scheduleWritePackageRestrictionsLocked(userId); 14102 } 14103 } 14104 14105 @Override 14106 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14107 int callingUid = Binder.getCallingUid(); 14108 if (callingUid != Process.SYSTEM_UID) { 14109 throw new SecurityException( 14110 "clearPackagePersistentPreferredActivities can only be run by the system"); 14111 } 14112 ArrayList<PersistentPreferredActivity> removed = null; 14113 boolean changed = false; 14114 synchronized (mPackages) { 14115 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14116 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14117 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14118 .valueAt(i); 14119 if (userId != thisUserId) { 14120 continue; 14121 } 14122 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14123 while (it.hasNext()) { 14124 PersistentPreferredActivity ppa = it.next(); 14125 // Mark entry for removal only if it matches the package name. 14126 if (ppa.mComponent.getPackageName().equals(packageName)) { 14127 if (removed == null) { 14128 removed = new ArrayList<PersistentPreferredActivity>(); 14129 } 14130 removed.add(ppa); 14131 } 14132 } 14133 if (removed != null) { 14134 for (int j=0; j<removed.size(); j++) { 14135 PersistentPreferredActivity ppa = removed.get(j); 14136 ppir.removeFilter(ppa); 14137 } 14138 changed = true; 14139 } 14140 } 14141 14142 if (changed) { 14143 scheduleWritePackageRestrictionsLocked(userId); 14144 } 14145 } 14146 } 14147 14148 /** 14149 * Common machinery for picking apart a restored XML blob and passing 14150 * it to a caller-supplied functor to be applied to the running system. 14151 */ 14152 private void restoreFromXml(XmlPullParser parser, int userId, 14153 String expectedStartTag, BlobXmlRestorer functor) 14154 throws IOException, XmlPullParserException { 14155 int type; 14156 while ((type = parser.next()) != XmlPullParser.START_TAG 14157 && type != XmlPullParser.END_DOCUMENT) { 14158 } 14159 if (type != XmlPullParser.START_TAG) { 14160 // oops didn't find a start tag?! 14161 if (DEBUG_BACKUP) { 14162 Slog.e(TAG, "Didn't find start tag during restore"); 14163 } 14164 return; 14165 } 14166 14167 // this is supposed to be TAG_PREFERRED_BACKUP 14168 if (!expectedStartTag.equals(parser.getName())) { 14169 if (DEBUG_BACKUP) { 14170 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14171 } 14172 return; 14173 } 14174 14175 // skip interfering stuff, then we're aligned with the backing implementation 14176 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14177 functor.apply(parser, userId); 14178 } 14179 14180 private interface BlobXmlRestorer { 14181 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14182 } 14183 14184 /** 14185 * Non-Binder method, support for the backup/restore mechanism: write the 14186 * full set of preferred activities in its canonical XML format. Returns the 14187 * XML output as a byte array, or null if there is none. 14188 */ 14189 @Override 14190 public byte[] getPreferredActivityBackup(int userId) { 14191 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14192 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14193 } 14194 14195 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14196 try { 14197 final XmlSerializer serializer = new FastXmlSerializer(); 14198 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14199 serializer.startDocument(null, true); 14200 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14201 14202 synchronized (mPackages) { 14203 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14204 } 14205 14206 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14207 serializer.endDocument(); 14208 serializer.flush(); 14209 } catch (Exception e) { 14210 if (DEBUG_BACKUP) { 14211 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14212 } 14213 return null; 14214 } 14215 14216 return dataStream.toByteArray(); 14217 } 14218 14219 @Override 14220 public void restorePreferredActivities(byte[] backup, int userId) { 14221 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14222 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14223 } 14224 14225 try { 14226 final XmlPullParser parser = Xml.newPullParser(); 14227 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14228 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14229 new BlobXmlRestorer() { 14230 @Override 14231 public void apply(XmlPullParser parser, int userId) 14232 throws XmlPullParserException, IOException { 14233 synchronized (mPackages) { 14234 mSettings.readPreferredActivitiesLPw(parser, userId); 14235 } 14236 } 14237 } ); 14238 } catch (Exception e) { 14239 if (DEBUG_BACKUP) { 14240 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14241 } 14242 } 14243 } 14244 14245 /** 14246 * Non-Binder method, support for the backup/restore mechanism: write the 14247 * default browser (etc) settings in its canonical XML format. Returns the default 14248 * browser XML representation as a byte array, or null if there is none. 14249 */ 14250 @Override 14251 public byte[] getDefaultAppsBackup(int userId) { 14252 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14253 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14254 } 14255 14256 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14257 try { 14258 final XmlSerializer serializer = new FastXmlSerializer(); 14259 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14260 serializer.startDocument(null, true); 14261 serializer.startTag(null, TAG_DEFAULT_APPS); 14262 14263 synchronized (mPackages) { 14264 mSettings.writeDefaultAppsLPr(serializer, userId); 14265 } 14266 14267 serializer.endTag(null, TAG_DEFAULT_APPS); 14268 serializer.endDocument(); 14269 serializer.flush(); 14270 } catch (Exception e) { 14271 if (DEBUG_BACKUP) { 14272 Slog.e(TAG, "Unable to write default apps for backup", e); 14273 } 14274 return null; 14275 } 14276 14277 return dataStream.toByteArray(); 14278 } 14279 14280 @Override 14281 public void restoreDefaultApps(byte[] backup, int userId) { 14282 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14283 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14284 } 14285 14286 try { 14287 final XmlPullParser parser = Xml.newPullParser(); 14288 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14289 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14290 new BlobXmlRestorer() { 14291 @Override 14292 public void apply(XmlPullParser parser, int userId) 14293 throws XmlPullParserException, IOException { 14294 synchronized (mPackages) { 14295 mSettings.readDefaultAppsLPw(parser, userId); 14296 } 14297 } 14298 } ); 14299 } catch (Exception e) { 14300 if (DEBUG_BACKUP) { 14301 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14302 } 14303 } 14304 } 14305 14306 @Override 14307 public byte[] getIntentFilterVerificationBackup(int userId) { 14308 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14309 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14310 } 14311 14312 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14313 try { 14314 final XmlSerializer serializer = new FastXmlSerializer(); 14315 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14316 serializer.startDocument(null, true); 14317 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14318 14319 synchronized (mPackages) { 14320 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14321 } 14322 14323 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14324 serializer.endDocument(); 14325 serializer.flush(); 14326 } catch (Exception e) { 14327 if (DEBUG_BACKUP) { 14328 Slog.e(TAG, "Unable to write default apps for backup", e); 14329 } 14330 return null; 14331 } 14332 14333 return dataStream.toByteArray(); 14334 } 14335 14336 @Override 14337 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14338 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14339 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14340 } 14341 14342 try { 14343 final XmlPullParser parser = Xml.newPullParser(); 14344 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14345 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14346 new BlobXmlRestorer() { 14347 @Override 14348 public void apply(XmlPullParser parser, int userId) 14349 throws XmlPullParserException, IOException { 14350 synchronized (mPackages) { 14351 mSettings.readAllDomainVerificationsLPr(parser, userId); 14352 mSettings.writeLPr(); 14353 } 14354 } 14355 } ); 14356 } catch (Exception e) { 14357 if (DEBUG_BACKUP) { 14358 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14359 } 14360 } 14361 } 14362 14363 @Override 14364 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14365 int sourceUserId, int targetUserId, int flags) { 14366 mContext.enforceCallingOrSelfPermission( 14367 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14368 int callingUid = Binder.getCallingUid(); 14369 enforceOwnerRights(ownerPackage, callingUid); 14370 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14371 if (intentFilter.countActions() == 0) { 14372 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14373 return; 14374 } 14375 synchronized (mPackages) { 14376 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14377 ownerPackage, targetUserId, flags); 14378 CrossProfileIntentResolver resolver = 14379 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14380 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14381 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14382 if (existing != null) { 14383 int size = existing.size(); 14384 for (int i = 0; i < size; i++) { 14385 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14386 return; 14387 } 14388 } 14389 } 14390 resolver.addFilter(newFilter); 14391 scheduleWritePackageRestrictionsLocked(sourceUserId); 14392 } 14393 } 14394 14395 @Override 14396 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14397 mContext.enforceCallingOrSelfPermission( 14398 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14399 int callingUid = Binder.getCallingUid(); 14400 enforceOwnerRights(ownerPackage, callingUid); 14401 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14402 synchronized (mPackages) { 14403 CrossProfileIntentResolver resolver = 14404 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14405 ArraySet<CrossProfileIntentFilter> set = 14406 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14407 for (CrossProfileIntentFilter filter : set) { 14408 if (filter.getOwnerPackage().equals(ownerPackage)) { 14409 resolver.removeFilter(filter); 14410 } 14411 } 14412 scheduleWritePackageRestrictionsLocked(sourceUserId); 14413 } 14414 } 14415 14416 // Enforcing that callingUid is owning pkg on userId 14417 private void enforceOwnerRights(String pkg, int callingUid) { 14418 // The system owns everything. 14419 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14420 return; 14421 } 14422 int callingUserId = UserHandle.getUserId(callingUid); 14423 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14424 if (pi == null) { 14425 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14426 + callingUserId); 14427 } 14428 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14429 throw new SecurityException("Calling uid " + callingUid 14430 + " does not own package " + pkg); 14431 } 14432 } 14433 14434 @Override 14435 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14436 Intent intent = new Intent(Intent.ACTION_MAIN); 14437 intent.addCategory(Intent.CATEGORY_HOME); 14438 14439 final int callingUserId = UserHandle.getCallingUserId(); 14440 List<ResolveInfo> list = queryIntentActivities(intent, null, 14441 PackageManager.GET_META_DATA, callingUserId); 14442 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14443 true, false, false, callingUserId); 14444 14445 allHomeCandidates.clear(); 14446 if (list != null) { 14447 for (ResolveInfo ri : list) { 14448 allHomeCandidates.add(ri); 14449 } 14450 } 14451 return (preferred == null || preferred.activityInfo == null) 14452 ? null 14453 : new ComponentName(preferred.activityInfo.packageName, 14454 preferred.activityInfo.name); 14455 } 14456 14457 @Override 14458 public void setApplicationEnabledSetting(String appPackageName, 14459 int newState, int flags, int userId, String callingPackage) { 14460 if (!sUserManager.exists(userId)) return; 14461 if (callingPackage == null) { 14462 callingPackage = Integer.toString(Binder.getCallingUid()); 14463 } 14464 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14465 } 14466 14467 @Override 14468 public void setComponentEnabledSetting(ComponentName componentName, 14469 int newState, int flags, int userId) { 14470 if (!sUserManager.exists(userId)) return; 14471 setEnabledSetting(componentName.getPackageName(), 14472 componentName.getClassName(), newState, flags, userId, null); 14473 } 14474 14475 private void setEnabledSetting(final String packageName, String className, int newState, 14476 final int flags, int userId, String callingPackage) { 14477 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14478 || newState == COMPONENT_ENABLED_STATE_ENABLED 14479 || newState == COMPONENT_ENABLED_STATE_DISABLED 14480 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14481 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14482 throw new IllegalArgumentException("Invalid new component state: " 14483 + newState); 14484 } 14485 PackageSetting pkgSetting; 14486 final int uid = Binder.getCallingUid(); 14487 final int permission = mContext.checkCallingOrSelfPermission( 14488 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14489 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14490 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14491 boolean sendNow = false; 14492 boolean isApp = (className == null); 14493 String componentName = isApp ? packageName : className; 14494 int packageUid = -1; 14495 ArrayList<String> components; 14496 14497 // writer 14498 synchronized (mPackages) { 14499 pkgSetting = mSettings.mPackages.get(packageName); 14500 if (pkgSetting == null) { 14501 if (className == null) { 14502 throw new IllegalArgumentException( 14503 "Unknown package: " + packageName); 14504 } 14505 throw new IllegalArgumentException( 14506 "Unknown component: " + packageName 14507 + "/" + className); 14508 } 14509 // Allow root and verify that userId is not being specified by a different user 14510 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14511 throw new SecurityException( 14512 "Permission Denial: attempt to change component state from pid=" 14513 + Binder.getCallingPid() 14514 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14515 } 14516 if (className == null) { 14517 // We're dealing with an application/package level state change 14518 if (pkgSetting.getEnabled(userId) == newState) { 14519 // Nothing to do 14520 return; 14521 } 14522 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14523 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14524 // Don't care about who enables an app. 14525 callingPackage = null; 14526 } 14527 pkgSetting.setEnabled(newState, userId, callingPackage); 14528 // pkgSetting.pkg.mSetEnabled = newState; 14529 } else { 14530 // We're dealing with a component level state change 14531 // First, verify that this is a valid class name. 14532 PackageParser.Package pkg = pkgSetting.pkg; 14533 if (pkg == null || !pkg.hasComponentClassName(className)) { 14534 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14535 throw new IllegalArgumentException("Component class " + className 14536 + " does not exist in " + packageName); 14537 } else { 14538 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14539 + className + " does not exist in " + packageName); 14540 } 14541 } 14542 switch (newState) { 14543 case COMPONENT_ENABLED_STATE_ENABLED: 14544 if (!pkgSetting.enableComponentLPw(className, userId)) { 14545 return; 14546 } 14547 break; 14548 case COMPONENT_ENABLED_STATE_DISABLED: 14549 if (!pkgSetting.disableComponentLPw(className, userId)) { 14550 return; 14551 } 14552 break; 14553 case COMPONENT_ENABLED_STATE_DEFAULT: 14554 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14555 return; 14556 } 14557 break; 14558 default: 14559 Slog.e(TAG, "Invalid new component state: " + newState); 14560 return; 14561 } 14562 } 14563 scheduleWritePackageRestrictionsLocked(userId); 14564 components = mPendingBroadcasts.get(userId, packageName); 14565 final boolean newPackage = components == null; 14566 if (newPackage) { 14567 components = new ArrayList<String>(); 14568 } 14569 if (!components.contains(componentName)) { 14570 components.add(componentName); 14571 } 14572 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14573 sendNow = true; 14574 // Purge entry from pending broadcast list if another one exists already 14575 // since we are sending one right away. 14576 mPendingBroadcasts.remove(userId, packageName); 14577 } else { 14578 if (newPackage) { 14579 mPendingBroadcasts.put(userId, packageName, components); 14580 } 14581 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14582 // Schedule a message 14583 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14584 } 14585 } 14586 } 14587 14588 long callingId = Binder.clearCallingIdentity(); 14589 try { 14590 if (sendNow) { 14591 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14592 sendPackageChangedBroadcast(packageName, 14593 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14594 } 14595 } finally { 14596 Binder.restoreCallingIdentity(callingId); 14597 } 14598 } 14599 14600 private void sendPackageChangedBroadcast(String packageName, 14601 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14602 if (DEBUG_INSTALL) 14603 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14604 + componentNames); 14605 Bundle extras = new Bundle(4); 14606 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14607 String nameList[] = new String[componentNames.size()]; 14608 componentNames.toArray(nameList); 14609 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14610 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14611 extras.putInt(Intent.EXTRA_UID, packageUid); 14612 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14613 new int[] {UserHandle.getUserId(packageUid)}); 14614 } 14615 14616 @Override 14617 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14618 if (!sUserManager.exists(userId)) return; 14619 final int uid = Binder.getCallingUid(); 14620 final int permission = mContext.checkCallingOrSelfPermission( 14621 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14622 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14623 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14624 // writer 14625 synchronized (mPackages) { 14626 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14627 allowedByPermission, uid, userId)) { 14628 scheduleWritePackageRestrictionsLocked(userId); 14629 } 14630 } 14631 } 14632 14633 @Override 14634 public String getInstallerPackageName(String packageName) { 14635 // reader 14636 synchronized (mPackages) { 14637 return mSettings.getInstallerPackageNameLPr(packageName); 14638 } 14639 } 14640 14641 @Override 14642 public int getApplicationEnabledSetting(String packageName, int userId) { 14643 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14644 int uid = Binder.getCallingUid(); 14645 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14646 // reader 14647 synchronized (mPackages) { 14648 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14649 } 14650 } 14651 14652 @Override 14653 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14654 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14655 int uid = Binder.getCallingUid(); 14656 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14657 // reader 14658 synchronized (mPackages) { 14659 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14660 } 14661 } 14662 14663 @Override 14664 public void enterSafeMode() { 14665 enforceSystemOrRoot("Only the system can request entering safe mode"); 14666 14667 if (!mSystemReady) { 14668 mSafeMode = true; 14669 } 14670 } 14671 14672 @Override 14673 public void systemReady() { 14674 mSystemReady = true; 14675 14676 // Read the compatibilty setting when the system is ready. 14677 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14678 mContext.getContentResolver(), 14679 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14680 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14681 if (DEBUG_SETTINGS) { 14682 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14683 } 14684 14685 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14686 14687 synchronized (mPackages) { 14688 // Verify that all of the preferred activity components actually 14689 // exist. It is possible for applications to be updated and at 14690 // that point remove a previously declared activity component that 14691 // had been set as a preferred activity. We try to clean this up 14692 // the next time we encounter that preferred activity, but it is 14693 // possible for the user flow to never be able to return to that 14694 // situation so here we do a sanity check to make sure we haven't 14695 // left any junk around. 14696 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14697 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14698 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14699 removed.clear(); 14700 for (PreferredActivity pa : pir.filterSet()) { 14701 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14702 removed.add(pa); 14703 } 14704 } 14705 if (removed.size() > 0) { 14706 for (int r=0; r<removed.size(); r++) { 14707 PreferredActivity pa = removed.get(r); 14708 Slog.w(TAG, "Removing dangling preferred activity: " 14709 + pa.mPref.mComponent); 14710 pir.removeFilter(pa); 14711 } 14712 mSettings.writePackageRestrictionsLPr( 14713 mSettings.mPreferredActivities.keyAt(i)); 14714 } 14715 } 14716 14717 for (int userId : UserManagerService.getInstance().getUserIds()) { 14718 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14719 grantPermissionsUserIds = ArrayUtils.appendInt( 14720 grantPermissionsUserIds, userId); 14721 } 14722 } 14723 } 14724 sUserManager.systemReady(); 14725 14726 // If we upgraded grant all default permissions before kicking off. 14727 for (int userId : grantPermissionsUserIds) { 14728 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14729 } 14730 14731 // Kick off any messages waiting for system ready 14732 if (mPostSystemReadyMessages != null) { 14733 for (Message msg : mPostSystemReadyMessages) { 14734 msg.sendToTarget(); 14735 } 14736 mPostSystemReadyMessages = null; 14737 } 14738 14739 // Watch for external volumes that come and go over time 14740 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14741 storage.registerListener(mStorageListener); 14742 14743 mInstallerService.systemReady(); 14744 mPackageDexOptimizer.systemReady(); 14745 14746 MountServiceInternal mountServiceInternal = LocalServices.getService( 14747 MountServiceInternal.class); 14748 mountServiceInternal.addExternalStoragePolicy( 14749 new MountServiceInternal.ExternalStorageMountPolicy() { 14750 @Override 14751 public int getMountMode(int uid, String packageName) { 14752 if (Process.isIsolated(uid)) { 14753 return Zygote.MOUNT_EXTERNAL_NONE; 14754 } 14755 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14756 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14757 } 14758 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14759 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14760 } 14761 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14762 return Zygote.MOUNT_EXTERNAL_READ; 14763 } 14764 return Zygote.MOUNT_EXTERNAL_WRITE; 14765 } 14766 14767 @Override 14768 public boolean hasExternalStorage(int uid, String packageName) { 14769 return true; 14770 } 14771 }); 14772 } 14773 14774 @Override 14775 public boolean isSafeMode() { 14776 return mSafeMode; 14777 } 14778 14779 @Override 14780 public boolean hasSystemUidErrors() { 14781 return mHasSystemUidErrors; 14782 } 14783 14784 static String arrayToString(int[] array) { 14785 StringBuffer buf = new StringBuffer(128); 14786 buf.append('['); 14787 if (array != null) { 14788 for (int i=0; i<array.length; i++) { 14789 if (i > 0) buf.append(", "); 14790 buf.append(array[i]); 14791 } 14792 } 14793 buf.append(']'); 14794 return buf.toString(); 14795 } 14796 14797 static class DumpState { 14798 public static final int DUMP_LIBS = 1 << 0; 14799 public static final int DUMP_FEATURES = 1 << 1; 14800 public static final int DUMP_RESOLVERS = 1 << 2; 14801 public static final int DUMP_PERMISSIONS = 1 << 3; 14802 public static final int DUMP_PACKAGES = 1 << 4; 14803 public static final int DUMP_SHARED_USERS = 1 << 5; 14804 public static final int DUMP_MESSAGES = 1 << 6; 14805 public static final int DUMP_PROVIDERS = 1 << 7; 14806 public static final int DUMP_VERIFIERS = 1 << 8; 14807 public static final int DUMP_PREFERRED = 1 << 9; 14808 public static final int DUMP_PREFERRED_XML = 1 << 10; 14809 public static final int DUMP_KEYSETS = 1 << 11; 14810 public static final int DUMP_VERSION = 1 << 12; 14811 public static final int DUMP_INSTALLS = 1 << 13; 14812 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14813 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14814 14815 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14816 14817 private int mTypes; 14818 14819 private int mOptions; 14820 14821 private boolean mTitlePrinted; 14822 14823 private SharedUserSetting mSharedUser; 14824 14825 public boolean isDumping(int type) { 14826 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14827 return true; 14828 } 14829 14830 return (mTypes & type) != 0; 14831 } 14832 14833 public void setDump(int type) { 14834 mTypes |= type; 14835 } 14836 14837 public boolean isOptionEnabled(int option) { 14838 return (mOptions & option) != 0; 14839 } 14840 14841 public void setOptionEnabled(int option) { 14842 mOptions |= option; 14843 } 14844 14845 public boolean onTitlePrinted() { 14846 final boolean printed = mTitlePrinted; 14847 mTitlePrinted = true; 14848 return printed; 14849 } 14850 14851 public boolean getTitlePrinted() { 14852 return mTitlePrinted; 14853 } 14854 14855 public void setTitlePrinted(boolean enabled) { 14856 mTitlePrinted = enabled; 14857 } 14858 14859 public SharedUserSetting getSharedUser() { 14860 return mSharedUser; 14861 } 14862 14863 public void setSharedUser(SharedUserSetting user) { 14864 mSharedUser = user; 14865 } 14866 } 14867 14868 @Override 14869 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14870 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14871 != PackageManager.PERMISSION_GRANTED) { 14872 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14873 + Binder.getCallingPid() 14874 + ", uid=" + Binder.getCallingUid() 14875 + " without permission " 14876 + android.Manifest.permission.DUMP); 14877 return; 14878 } 14879 14880 DumpState dumpState = new DumpState(); 14881 boolean fullPreferred = false; 14882 boolean checkin = false; 14883 14884 String packageName = null; 14885 ArraySet<String> permissionNames = null; 14886 14887 int opti = 0; 14888 while (opti < args.length) { 14889 String opt = args[opti]; 14890 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14891 break; 14892 } 14893 opti++; 14894 14895 if ("-a".equals(opt)) { 14896 // Right now we only know how to print all. 14897 } else if ("-h".equals(opt)) { 14898 pw.println("Package manager dump options:"); 14899 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14900 pw.println(" --checkin: dump for a checkin"); 14901 pw.println(" -f: print details of intent filters"); 14902 pw.println(" -h: print this help"); 14903 pw.println(" cmd may be one of:"); 14904 pw.println(" l[ibraries]: list known shared libraries"); 14905 pw.println(" f[ibraries]: list device features"); 14906 pw.println(" k[eysets]: print known keysets"); 14907 pw.println(" r[esolvers]: dump intent resolvers"); 14908 pw.println(" perm[issions]: dump permissions"); 14909 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14910 pw.println(" pref[erred]: print preferred package settings"); 14911 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14912 pw.println(" prov[iders]: dump content providers"); 14913 pw.println(" p[ackages]: dump installed packages"); 14914 pw.println(" s[hared-users]: dump shared user IDs"); 14915 pw.println(" m[essages]: print collected runtime messages"); 14916 pw.println(" v[erifiers]: print package verifier info"); 14917 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14918 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14919 pw.println(" version: print database version info"); 14920 pw.println(" write: write current settings now"); 14921 pw.println(" installs: details about install sessions"); 14922 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14923 pw.println(" <package.name>: info about given package"); 14924 return; 14925 } else if ("--checkin".equals(opt)) { 14926 checkin = true; 14927 } else if ("-f".equals(opt)) { 14928 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14929 } else { 14930 pw.println("Unknown argument: " + opt + "; use -h for help"); 14931 } 14932 } 14933 14934 // Is the caller requesting to dump a particular piece of data? 14935 if (opti < args.length) { 14936 String cmd = args[opti]; 14937 opti++; 14938 // Is this a package name? 14939 if ("android".equals(cmd) || cmd.contains(".")) { 14940 packageName = cmd; 14941 // When dumping a single package, we always dump all of its 14942 // filter information since the amount of data will be reasonable. 14943 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14944 } else if ("check-permission".equals(cmd)) { 14945 if (opti >= args.length) { 14946 pw.println("Error: check-permission missing permission argument"); 14947 return; 14948 } 14949 String perm = args[opti]; 14950 opti++; 14951 if (opti >= args.length) { 14952 pw.println("Error: check-permission missing package argument"); 14953 return; 14954 } 14955 String pkg = args[opti]; 14956 opti++; 14957 int user = UserHandle.getUserId(Binder.getCallingUid()); 14958 if (opti < args.length) { 14959 try { 14960 user = Integer.parseInt(args[opti]); 14961 } catch (NumberFormatException e) { 14962 pw.println("Error: check-permission user argument is not a number: " 14963 + args[opti]); 14964 return; 14965 } 14966 } 14967 pw.println(checkPermission(perm, pkg, user)); 14968 return; 14969 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14970 dumpState.setDump(DumpState.DUMP_LIBS); 14971 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14972 dumpState.setDump(DumpState.DUMP_FEATURES); 14973 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14974 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14975 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14976 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14977 } else if ("permission".equals(cmd)) { 14978 if (opti >= args.length) { 14979 pw.println("Error: permission requires permission name"); 14980 return; 14981 } 14982 permissionNames = new ArraySet<>(); 14983 while (opti < args.length) { 14984 permissionNames.add(args[opti]); 14985 opti++; 14986 } 14987 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14988 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14989 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14990 dumpState.setDump(DumpState.DUMP_PREFERRED); 14991 } else if ("preferred-xml".equals(cmd)) { 14992 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14993 if (opti < args.length && "--full".equals(args[opti])) { 14994 fullPreferred = true; 14995 opti++; 14996 } 14997 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14998 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14999 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15000 dumpState.setDump(DumpState.DUMP_PACKAGES); 15001 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15002 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15003 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15004 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15005 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15006 dumpState.setDump(DumpState.DUMP_MESSAGES); 15007 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15008 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15009 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15010 || "intent-filter-verifiers".equals(cmd)) { 15011 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15012 } else if ("version".equals(cmd)) { 15013 dumpState.setDump(DumpState.DUMP_VERSION); 15014 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15015 dumpState.setDump(DumpState.DUMP_KEYSETS); 15016 } else if ("installs".equals(cmd)) { 15017 dumpState.setDump(DumpState.DUMP_INSTALLS); 15018 } else if ("write".equals(cmd)) { 15019 synchronized (mPackages) { 15020 mSettings.writeLPr(); 15021 pw.println("Settings written."); 15022 return; 15023 } 15024 } 15025 } 15026 15027 if (checkin) { 15028 pw.println("vers,1"); 15029 } 15030 15031 // reader 15032 synchronized (mPackages) { 15033 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15034 if (!checkin) { 15035 if (dumpState.onTitlePrinted()) 15036 pw.println(); 15037 pw.println("Database versions:"); 15038 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15039 } 15040 } 15041 15042 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15043 if (!checkin) { 15044 if (dumpState.onTitlePrinted()) 15045 pw.println(); 15046 pw.println("Verifiers:"); 15047 pw.print(" Required: "); 15048 pw.print(mRequiredVerifierPackage); 15049 pw.print(" (uid="); 15050 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15051 pw.println(")"); 15052 } else if (mRequiredVerifierPackage != null) { 15053 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15054 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15055 } 15056 } 15057 15058 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15059 packageName == null) { 15060 if (mIntentFilterVerifierComponent != null) { 15061 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15062 if (!checkin) { 15063 if (dumpState.onTitlePrinted()) 15064 pw.println(); 15065 pw.println("Intent Filter Verifier:"); 15066 pw.print(" Using: "); 15067 pw.print(verifierPackageName); 15068 pw.print(" (uid="); 15069 pw.print(getPackageUid(verifierPackageName, 0)); 15070 pw.println(")"); 15071 } else if (verifierPackageName != null) { 15072 pw.print("ifv,"); pw.print(verifierPackageName); 15073 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15074 } 15075 } else { 15076 pw.println(); 15077 pw.println("No Intent Filter Verifier available!"); 15078 } 15079 } 15080 15081 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15082 boolean printedHeader = false; 15083 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15084 while (it.hasNext()) { 15085 String name = it.next(); 15086 SharedLibraryEntry ent = mSharedLibraries.get(name); 15087 if (!checkin) { 15088 if (!printedHeader) { 15089 if (dumpState.onTitlePrinted()) 15090 pw.println(); 15091 pw.println("Libraries:"); 15092 printedHeader = true; 15093 } 15094 pw.print(" "); 15095 } else { 15096 pw.print("lib,"); 15097 } 15098 pw.print(name); 15099 if (!checkin) { 15100 pw.print(" -> "); 15101 } 15102 if (ent.path != null) { 15103 if (!checkin) { 15104 pw.print("(jar) "); 15105 pw.print(ent.path); 15106 } else { 15107 pw.print(",jar,"); 15108 pw.print(ent.path); 15109 } 15110 } else { 15111 if (!checkin) { 15112 pw.print("(apk) "); 15113 pw.print(ent.apk); 15114 } else { 15115 pw.print(",apk,"); 15116 pw.print(ent.apk); 15117 } 15118 } 15119 pw.println(); 15120 } 15121 } 15122 15123 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15124 if (dumpState.onTitlePrinted()) 15125 pw.println(); 15126 if (!checkin) { 15127 pw.println("Features:"); 15128 } 15129 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15130 while (it.hasNext()) { 15131 String name = it.next(); 15132 if (!checkin) { 15133 pw.print(" "); 15134 } else { 15135 pw.print("feat,"); 15136 } 15137 pw.println(name); 15138 } 15139 } 15140 15141 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15142 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15143 : "Activity Resolver Table:", " ", packageName, 15144 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15145 dumpState.setTitlePrinted(true); 15146 } 15147 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15148 : "Receiver Resolver Table:", " ", packageName, 15149 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15150 dumpState.setTitlePrinted(true); 15151 } 15152 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15153 : "Service Resolver Table:", " ", packageName, 15154 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15155 dumpState.setTitlePrinted(true); 15156 } 15157 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15158 : "Provider Resolver Table:", " ", packageName, 15159 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15160 dumpState.setTitlePrinted(true); 15161 } 15162 } 15163 15164 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15165 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15166 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15167 int user = mSettings.mPreferredActivities.keyAt(i); 15168 if (pir.dump(pw, 15169 dumpState.getTitlePrinted() 15170 ? "\nPreferred Activities User " + user + ":" 15171 : "Preferred Activities User " + user + ":", " ", 15172 packageName, true, false)) { 15173 dumpState.setTitlePrinted(true); 15174 } 15175 } 15176 } 15177 15178 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15179 pw.flush(); 15180 FileOutputStream fout = new FileOutputStream(fd); 15181 BufferedOutputStream str = new BufferedOutputStream(fout); 15182 XmlSerializer serializer = new FastXmlSerializer(); 15183 try { 15184 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15185 serializer.startDocument(null, true); 15186 serializer.setFeature( 15187 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15188 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15189 serializer.endDocument(); 15190 serializer.flush(); 15191 } catch (IllegalArgumentException e) { 15192 pw.println("Failed writing: " + e); 15193 } catch (IllegalStateException e) { 15194 pw.println("Failed writing: " + e); 15195 } catch (IOException e) { 15196 pw.println("Failed writing: " + e); 15197 } 15198 } 15199 15200 if (!checkin 15201 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15202 && packageName == null) { 15203 pw.println(); 15204 int count = mSettings.mPackages.size(); 15205 if (count == 0) { 15206 pw.println("No applications!"); 15207 pw.println(); 15208 } else { 15209 final String prefix = " "; 15210 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15211 if (allPackageSettings.size() == 0) { 15212 pw.println("No domain preferred apps!"); 15213 pw.println(); 15214 } else { 15215 pw.println("App verification status:"); 15216 pw.println(); 15217 count = 0; 15218 for (PackageSetting ps : allPackageSettings) { 15219 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15220 if (ivi == null || ivi.getPackageName() == null) continue; 15221 pw.println(prefix + "Package: " + ivi.getPackageName()); 15222 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15223 pw.println(prefix + "Status: " + ivi.getStatusString()); 15224 pw.println(); 15225 count++; 15226 } 15227 if (count == 0) { 15228 pw.println(prefix + "No app verification established."); 15229 pw.println(); 15230 } 15231 for (int userId : sUserManager.getUserIds()) { 15232 pw.println("App linkages for user " + userId + ":"); 15233 pw.println(); 15234 count = 0; 15235 for (PackageSetting ps : allPackageSettings) { 15236 final long status = ps.getDomainVerificationStatusForUser(userId); 15237 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15238 continue; 15239 } 15240 pw.println(prefix + "Package: " + ps.name); 15241 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15242 String statusStr = IntentFilterVerificationInfo. 15243 getStatusStringFromValue(status); 15244 pw.println(prefix + "Status: " + statusStr); 15245 pw.println(); 15246 count++; 15247 } 15248 if (count == 0) { 15249 pw.println(prefix + "No configured app linkages."); 15250 pw.println(); 15251 } 15252 } 15253 } 15254 } 15255 } 15256 15257 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15258 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15259 if (packageName == null && permissionNames == null) { 15260 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15261 if (iperm == 0) { 15262 if (dumpState.onTitlePrinted()) 15263 pw.println(); 15264 pw.println("AppOp Permissions:"); 15265 } 15266 pw.print(" AppOp Permission "); 15267 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15268 pw.println(":"); 15269 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15270 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15271 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15272 } 15273 } 15274 } 15275 } 15276 15277 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15278 boolean printedSomething = false; 15279 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15280 if (packageName != null && !packageName.equals(p.info.packageName)) { 15281 continue; 15282 } 15283 if (!printedSomething) { 15284 if (dumpState.onTitlePrinted()) 15285 pw.println(); 15286 pw.println("Registered ContentProviders:"); 15287 printedSomething = true; 15288 } 15289 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15290 pw.print(" "); pw.println(p.toString()); 15291 } 15292 printedSomething = false; 15293 for (Map.Entry<String, PackageParser.Provider> entry : 15294 mProvidersByAuthority.entrySet()) { 15295 PackageParser.Provider p = entry.getValue(); 15296 if (packageName != null && !packageName.equals(p.info.packageName)) { 15297 continue; 15298 } 15299 if (!printedSomething) { 15300 if (dumpState.onTitlePrinted()) 15301 pw.println(); 15302 pw.println("ContentProvider Authorities:"); 15303 printedSomething = true; 15304 } 15305 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15306 pw.print(" "); pw.println(p.toString()); 15307 if (p.info != null && p.info.applicationInfo != null) { 15308 final String appInfo = p.info.applicationInfo.toString(); 15309 pw.print(" applicationInfo="); pw.println(appInfo); 15310 } 15311 } 15312 } 15313 15314 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15315 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15316 } 15317 15318 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15319 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15320 } 15321 15322 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15323 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15324 } 15325 15326 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15327 // XXX should handle packageName != null by dumping only install data that 15328 // the given package is involved with. 15329 if (dumpState.onTitlePrinted()) pw.println(); 15330 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15331 } 15332 15333 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15334 if (dumpState.onTitlePrinted()) pw.println(); 15335 mSettings.dumpReadMessagesLPr(pw, dumpState); 15336 15337 pw.println(); 15338 pw.println("Package warning messages:"); 15339 BufferedReader in = null; 15340 String line = null; 15341 try { 15342 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15343 while ((line = in.readLine()) != null) { 15344 if (line.contains("ignored: updated version")) continue; 15345 pw.println(line); 15346 } 15347 } catch (IOException ignored) { 15348 } finally { 15349 IoUtils.closeQuietly(in); 15350 } 15351 } 15352 15353 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15354 BufferedReader in = null; 15355 String line = null; 15356 try { 15357 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15358 while ((line = in.readLine()) != null) { 15359 if (line.contains("ignored: updated version")) continue; 15360 pw.print("msg,"); 15361 pw.println(line); 15362 } 15363 } catch (IOException ignored) { 15364 } finally { 15365 IoUtils.closeQuietly(in); 15366 } 15367 } 15368 } 15369 } 15370 15371 private String dumpDomainString(String packageName) { 15372 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15373 List<IntentFilter> filters = getAllIntentFilters(packageName); 15374 15375 ArraySet<String> result = new ArraySet<>(); 15376 if (iviList.size() > 0) { 15377 for (IntentFilterVerificationInfo ivi : iviList) { 15378 for (String host : ivi.getDomains()) { 15379 result.add(host); 15380 } 15381 } 15382 } 15383 if (filters != null && filters.size() > 0) { 15384 for (IntentFilter filter : filters) { 15385 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15386 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15387 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15388 result.addAll(filter.getHostsList()); 15389 } 15390 } 15391 } 15392 15393 StringBuilder sb = new StringBuilder(result.size() * 16); 15394 for (String domain : result) { 15395 if (sb.length() > 0) sb.append(" "); 15396 sb.append(domain); 15397 } 15398 return sb.toString(); 15399 } 15400 15401 // ------- apps on sdcard specific code ------- 15402 static final boolean DEBUG_SD_INSTALL = false; 15403 15404 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15405 15406 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15407 15408 private boolean mMediaMounted = false; 15409 15410 static String getEncryptKey() { 15411 try { 15412 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15413 SD_ENCRYPTION_KEYSTORE_NAME); 15414 if (sdEncKey == null) { 15415 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15416 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15417 if (sdEncKey == null) { 15418 Slog.e(TAG, "Failed to create encryption keys"); 15419 return null; 15420 } 15421 } 15422 return sdEncKey; 15423 } catch (NoSuchAlgorithmException nsae) { 15424 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15425 return null; 15426 } catch (IOException ioe) { 15427 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15428 return null; 15429 } 15430 } 15431 15432 /* 15433 * Update media status on PackageManager. 15434 */ 15435 @Override 15436 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15437 int callingUid = Binder.getCallingUid(); 15438 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15439 throw new SecurityException("Media status can only be updated by the system"); 15440 } 15441 // reader; this apparently protects mMediaMounted, but should probably 15442 // be a different lock in that case. 15443 synchronized (mPackages) { 15444 Log.i(TAG, "Updating external media status from " 15445 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15446 + (mediaStatus ? "mounted" : "unmounted")); 15447 if (DEBUG_SD_INSTALL) 15448 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15449 + ", mMediaMounted=" + mMediaMounted); 15450 if (mediaStatus == mMediaMounted) { 15451 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15452 : 0, -1); 15453 mHandler.sendMessage(msg); 15454 return; 15455 } 15456 mMediaMounted = mediaStatus; 15457 } 15458 // Queue up an async operation since the package installation may take a 15459 // little while. 15460 mHandler.post(new Runnable() { 15461 public void run() { 15462 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15463 } 15464 }); 15465 } 15466 15467 /** 15468 * Called by MountService when the initial ASECs to scan are available. 15469 * Should block until all the ASEC containers are finished being scanned. 15470 */ 15471 public void scanAvailableAsecs() { 15472 updateExternalMediaStatusInner(true, false, false); 15473 if (mShouldRestoreconData) { 15474 SELinuxMMAC.setRestoreconDone(); 15475 mShouldRestoreconData = false; 15476 } 15477 } 15478 15479 /* 15480 * Collect information of applications on external media, map them against 15481 * existing containers and update information based on current mount status. 15482 * Please note that we always have to report status if reportStatus has been 15483 * set to true especially when unloading packages. 15484 */ 15485 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15486 boolean externalStorage) { 15487 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15488 int[] uidArr = EmptyArray.INT; 15489 15490 final String[] list = PackageHelper.getSecureContainerList(); 15491 if (ArrayUtils.isEmpty(list)) { 15492 Log.i(TAG, "No secure containers found"); 15493 } else { 15494 // Process list of secure containers and categorize them 15495 // as active or stale based on their package internal state. 15496 15497 // reader 15498 synchronized (mPackages) { 15499 for (String cid : list) { 15500 // Leave stages untouched for now; installer service owns them 15501 if (PackageInstallerService.isStageName(cid)) continue; 15502 15503 if (DEBUG_SD_INSTALL) 15504 Log.i(TAG, "Processing container " + cid); 15505 String pkgName = getAsecPackageName(cid); 15506 if (pkgName == null) { 15507 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15508 continue; 15509 } 15510 if (DEBUG_SD_INSTALL) 15511 Log.i(TAG, "Looking for pkg : " + pkgName); 15512 15513 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15514 if (ps == null) { 15515 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15516 continue; 15517 } 15518 15519 /* 15520 * Skip packages that are not external if we're unmounting 15521 * external storage. 15522 */ 15523 if (externalStorage && !isMounted && !isExternal(ps)) { 15524 continue; 15525 } 15526 15527 final AsecInstallArgs args = new AsecInstallArgs(cid, 15528 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15529 // The package status is changed only if the code path 15530 // matches between settings and the container id. 15531 if (ps.codePathString != null 15532 && ps.codePathString.startsWith(args.getCodePath())) { 15533 if (DEBUG_SD_INSTALL) { 15534 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15535 + " at code path: " + ps.codePathString); 15536 } 15537 15538 // We do have a valid package installed on sdcard 15539 processCids.put(args, ps.codePathString); 15540 final int uid = ps.appId; 15541 if (uid != -1) { 15542 uidArr = ArrayUtils.appendInt(uidArr, uid); 15543 } 15544 } else { 15545 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15546 + ps.codePathString); 15547 } 15548 } 15549 } 15550 15551 Arrays.sort(uidArr); 15552 } 15553 15554 // Process packages with valid entries. 15555 if (isMounted) { 15556 if (DEBUG_SD_INSTALL) 15557 Log.i(TAG, "Loading packages"); 15558 loadMediaPackages(processCids, uidArr); 15559 startCleaningPackages(); 15560 mInstallerService.onSecureContainersAvailable(); 15561 } else { 15562 if (DEBUG_SD_INSTALL) 15563 Log.i(TAG, "Unloading packages"); 15564 unloadMediaPackages(processCids, uidArr, reportStatus); 15565 } 15566 } 15567 15568 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15569 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15570 final int size = infos.size(); 15571 final String[] packageNames = new String[size]; 15572 final int[] packageUids = new int[size]; 15573 for (int i = 0; i < size; i++) { 15574 final ApplicationInfo info = infos.get(i); 15575 packageNames[i] = info.packageName; 15576 packageUids[i] = info.uid; 15577 } 15578 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15579 finishedReceiver); 15580 } 15581 15582 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15583 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15584 sendResourcesChangedBroadcast(mediaStatus, replacing, 15585 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15586 } 15587 15588 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15589 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15590 int size = pkgList.length; 15591 if (size > 0) { 15592 // Send broadcasts here 15593 Bundle extras = new Bundle(); 15594 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15595 if (uidArr != null) { 15596 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15597 } 15598 if (replacing) { 15599 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15600 } 15601 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15602 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15603 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15604 } 15605 } 15606 15607 /* 15608 * Look at potentially valid container ids from processCids If package 15609 * information doesn't match the one on record or package scanning fails, 15610 * the cid is added to list of removeCids. We currently don't delete stale 15611 * containers. 15612 */ 15613 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15614 ArrayList<String> pkgList = new ArrayList<String>(); 15615 Set<AsecInstallArgs> keys = processCids.keySet(); 15616 15617 for (AsecInstallArgs args : keys) { 15618 String codePath = processCids.get(args); 15619 if (DEBUG_SD_INSTALL) 15620 Log.i(TAG, "Loading container : " + args.cid); 15621 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15622 try { 15623 // Make sure there are no container errors first. 15624 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15625 Slog.e(TAG, "Failed to mount cid : " + args.cid 15626 + " when installing from sdcard"); 15627 continue; 15628 } 15629 // Check code path here. 15630 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15631 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15632 + " does not match one in settings " + codePath); 15633 continue; 15634 } 15635 // Parse package 15636 int parseFlags = mDefParseFlags; 15637 if (args.isExternalAsec()) { 15638 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15639 } 15640 if (args.isFwdLocked()) { 15641 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15642 } 15643 15644 synchronized (mInstallLock) { 15645 PackageParser.Package pkg = null; 15646 try { 15647 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 15648 } catch (PackageManagerException e) { 15649 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15650 } 15651 // Scan the package 15652 if (pkg != null) { 15653 /* 15654 * TODO why is the lock being held? doPostInstall is 15655 * called in other places without the lock. This needs 15656 * to be straightened out. 15657 */ 15658 // writer 15659 synchronized (mPackages) { 15660 retCode = PackageManager.INSTALL_SUCCEEDED; 15661 pkgList.add(pkg.packageName); 15662 // Post process args 15663 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15664 pkg.applicationInfo.uid); 15665 } 15666 } else { 15667 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15668 } 15669 } 15670 15671 } finally { 15672 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15673 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15674 } 15675 } 15676 } 15677 // writer 15678 synchronized (mPackages) { 15679 // If the platform SDK has changed since the last time we booted, 15680 // we need to re-grant app permission to catch any new ones that 15681 // appear. This is really a hack, and means that apps can in some 15682 // cases get permissions that the user didn't initially explicitly 15683 // allow... it would be nice to have some better way to handle 15684 // this situation. 15685 final VersionInfo ver = mSettings.getExternalVersion(); 15686 15687 int updateFlags = UPDATE_PERMISSIONS_ALL; 15688 if (ver.sdkVersion != mSdkVersion) { 15689 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15690 + mSdkVersion + "; regranting permissions for external"); 15691 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15692 } 15693 updatePermissionsLPw(null, null, updateFlags); 15694 15695 // Yay, everything is now upgraded 15696 ver.forceCurrent(); 15697 15698 // can downgrade to reader 15699 // Persist settings 15700 mSettings.writeLPr(); 15701 } 15702 // Send a broadcast to let everyone know we are done processing 15703 if (pkgList.size() > 0) { 15704 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15705 } 15706 } 15707 15708 /* 15709 * Utility method to unload a list of specified containers 15710 */ 15711 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15712 // Just unmount all valid containers. 15713 for (AsecInstallArgs arg : cidArgs) { 15714 synchronized (mInstallLock) { 15715 arg.doPostDeleteLI(false); 15716 } 15717 } 15718 } 15719 15720 /* 15721 * Unload packages mounted on external media. This involves deleting package 15722 * data from internal structures, sending broadcasts about diabled packages, 15723 * gc'ing to free up references, unmounting all secure containers 15724 * corresponding to packages on external media, and posting a 15725 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15726 * that we always have to post this message if status has been requested no 15727 * matter what. 15728 */ 15729 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15730 final boolean reportStatus) { 15731 if (DEBUG_SD_INSTALL) 15732 Log.i(TAG, "unloading media packages"); 15733 ArrayList<String> pkgList = new ArrayList<String>(); 15734 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15735 final Set<AsecInstallArgs> keys = processCids.keySet(); 15736 for (AsecInstallArgs args : keys) { 15737 String pkgName = args.getPackageName(); 15738 if (DEBUG_SD_INSTALL) 15739 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15740 // Delete package internally 15741 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15742 synchronized (mInstallLock) { 15743 boolean res = deletePackageLI(pkgName, null, false, null, null, 15744 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15745 if (res) { 15746 pkgList.add(pkgName); 15747 } else { 15748 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15749 failedList.add(args); 15750 } 15751 } 15752 } 15753 15754 // reader 15755 synchronized (mPackages) { 15756 // We didn't update the settings after removing each package; 15757 // write them now for all packages. 15758 mSettings.writeLPr(); 15759 } 15760 15761 // We have to absolutely send UPDATED_MEDIA_STATUS only 15762 // after confirming that all the receivers processed the ordered 15763 // broadcast when packages get disabled, force a gc to clean things up. 15764 // and unload all the containers. 15765 if (pkgList.size() > 0) { 15766 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15767 new IIntentReceiver.Stub() { 15768 public void performReceive(Intent intent, int resultCode, String data, 15769 Bundle extras, boolean ordered, boolean sticky, 15770 int sendingUser) throws RemoteException { 15771 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15772 reportStatus ? 1 : 0, 1, keys); 15773 mHandler.sendMessage(msg); 15774 } 15775 }); 15776 } else { 15777 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15778 keys); 15779 mHandler.sendMessage(msg); 15780 } 15781 } 15782 15783 private void loadPrivatePackages(VolumeInfo vol) { 15784 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15785 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15786 synchronized (mInstallLock) { 15787 synchronized (mPackages) { 15788 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15789 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15790 for (PackageSetting ps : packages) { 15791 final PackageParser.Package pkg; 15792 try { 15793 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15794 loaded.add(pkg.applicationInfo); 15795 } catch (PackageManagerException e) { 15796 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15797 } 15798 15799 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15800 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15801 } 15802 } 15803 15804 int updateFlags = UPDATE_PERMISSIONS_ALL; 15805 if (ver.sdkVersion != mSdkVersion) { 15806 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15807 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15808 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15809 } 15810 updatePermissionsLPw(null, null, updateFlags); 15811 15812 // Yay, everything is now upgraded 15813 ver.forceCurrent(); 15814 15815 mSettings.writeLPr(); 15816 } 15817 } 15818 15819 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15820 sendResourcesChangedBroadcast(true, false, loaded, null); 15821 } 15822 15823 private void unloadPrivatePackages(VolumeInfo vol) { 15824 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15825 synchronized (mInstallLock) { 15826 synchronized (mPackages) { 15827 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15828 for (PackageSetting ps : packages) { 15829 if (ps.pkg == null) continue; 15830 15831 final ApplicationInfo info = ps.pkg.applicationInfo; 15832 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15833 if (deletePackageLI(ps.name, null, false, null, null, 15834 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15835 unloaded.add(info); 15836 } else { 15837 Slog.w(TAG, "Failed to unload " + ps.codePath); 15838 } 15839 } 15840 15841 mSettings.writeLPr(); 15842 } 15843 } 15844 15845 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15846 sendResourcesChangedBroadcast(false, false, unloaded, null); 15847 } 15848 15849 /** 15850 * Examine all users present on given mounted volume, and destroy data 15851 * belonging to users that are no longer valid, or whose user ID has been 15852 * recycled. 15853 */ 15854 private void reconcileUsers(String volumeUuid) { 15855 final File[] files = FileUtils 15856 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15857 for (File file : files) { 15858 if (!file.isDirectory()) continue; 15859 15860 final int userId; 15861 final UserInfo info; 15862 try { 15863 userId = Integer.parseInt(file.getName()); 15864 info = sUserManager.getUserInfo(userId); 15865 } catch (NumberFormatException e) { 15866 Slog.w(TAG, "Invalid user directory " + file); 15867 continue; 15868 } 15869 15870 boolean destroyUser = false; 15871 if (info == null) { 15872 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15873 + " because no matching user was found"); 15874 destroyUser = true; 15875 } else { 15876 try { 15877 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15878 } catch (IOException e) { 15879 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15880 + " because we failed to enforce serial number: " + e); 15881 destroyUser = true; 15882 } 15883 } 15884 15885 if (destroyUser) { 15886 synchronized (mInstallLock) { 15887 mInstaller.removeUserDataDirs(volumeUuid, userId); 15888 } 15889 } 15890 } 15891 15892 final UserManager um = mContext.getSystemService(UserManager.class); 15893 for (UserInfo user : um.getUsers()) { 15894 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15895 if (userDir.exists()) continue; 15896 15897 try { 15898 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15899 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15900 } catch (IOException e) { 15901 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15902 } 15903 } 15904 } 15905 15906 /** 15907 * Examine all apps present on given mounted volume, and destroy apps that 15908 * aren't expected, either due to uninstallation or reinstallation on 15909 * another volume. 15910 */ 15911 private void reconcileApps(String volumeUuid) { 15912 final File[] files = FileUtils 15913 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15914 for (File file : files) { 15915 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15916 && !PackageInstallerService.isStageName(file.getName()); 15917 if (!isPackage) { 15918 // Ignore entries which are not packages 15919 continue; 15920 } 15921 15922 boolean destroyApp = false; 15923 String packageName = null; 15924 try { 15925 final PackageLite pkg = PackageParser.parsePackageLite(file, 15926 PackageParser.PARSE_MUST_BE_APK); 15927 packageName = pkg.packageName; 15928 15929 synchronized (mPackages) { 15930 final PackageSetting ps = mSettings.mPackages.get(packageName); 15931 if (ps == null) { 15932 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15933 + volumeUuid + " because we found no install record"); 15934 destroyApp = true; 15935 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15936 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15937 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15938 destroyApp = true; 15939 } 15940 } 15941 15942 } catch (PackageParserException e) { 15943 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15944 destroyApp = true; 15945 } 15946 15947 if (destroyApp) { 15948 synchronized (mInstallLock) { 15949 if (packageName != null) { 15950 removeDataDirsLI(volumeUuid, packageName); 15951 } 15952 if (file.isDirectory()) { 15953 mInstaller.rmPackageDir(file.getAbsolutePath()); 15954 } else { 15955 file.delete(); 15956 } 15957 } 15958 } 15959 } 15960 } 15961 15962 private void unfreezePackage(String packageName) { 15963 synchronized (mPackages) { 15964 final PackageSetting ps = mSettings.mPackages.get(packageName); 15965 if (ps != null) { 15966 ps.frozen = false; 15967 } 15968 } 15969 } 15970 15971 @Override 15972 public int movePackage(final String packageName, final String volumeUuid) { 15973 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15974 15975 final int moveId = mNextMoveId.getAndIncrement(); 15976 try { 15977 movePackageInternal(packageName, volumeUuid, moveId); 15978 } catch (PackageManagerException e) { 15979 Slog.w(TAG, "Failed to move " + packageName, e); 15980 mMoveCallbacks.notifyStatusChanged(moveId, 15981 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15982 } 15983 return moveId; 15984 } 15985 15986 private void movePackageInternal(final String packageName, final String volumeUuid, 15987 final int moveId) throws PackageManagerException { 15988 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15989 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15990 final PackageManager pm = mContext.getPackageManager(); 15991 15992 final boolean currentAsec; 15993 final String currentVolumeUuid; 15994 final File codeFile; 15995 final String installerPackageName; 15996 final String packageAbiOverride; 15997 final int appId; 15998 final String seinfo; 15999 final String label; 16000 16001 // reader 16002 synchronized (mPackages) { 16003 final PackageParser.Package pkg = mPackages.get(packageName); 16004 final PackageSetting ps = mSettings.mPackages.get(packageName); 16005 if (pkg == null || ps == null) { 16006 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16007 } 16008 16009 if (pkg.applicationInfo.isSystemApp()) { 16010 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16011 "Cannot move system application"); 16012 } 16013 16014 if (pkg.applicationInfo.isExternalAsec()) { 16015 currentAsec = true; 16016 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16017 } else if (pkg.applicationInfo.isForwardLocked()) { 16018 currentAsec = true; 16019 currentVolumeUuid = "forward_locked"; 16020 } else { 16021 currentAsec = false; 16022 currentVolumeUuid = ps.volumeUuid; 16023 16024 final File probe = new File(pkg.codePath); 16025 final File probeOat = new File(probe, "oat"); 16026 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16027 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16028 "Move only supported for modern cluster style installs"); 16029 } 16030 } 16031 16032 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16033 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16034 "Package already moved to " + volumeUuid); 16035 } 16036 16037 if (ps.frozen) { 16038 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16039 "Failed to move already frozen package"); 16040 } 16041 ps.frozen = true; 16042 16043 codeFile = new File(pkg.codePath); 16044 installerPackageName = ps.installerPackageName; 16045 packageAbiOverride = ps.cpuAbiOverrideString; 16046 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16047 seinfo = pkg.applicationInfo.seinfo; 16048 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16049 } 16050 16051 // Now that we're guarded by frozen state, kill app during move 16052 final long token = Binder.clearCallingIdentity(); 16053 try { 16054 killApplication(packageName, appId, "move pkg"); 16055 } finally { 16056 Binder.restoreCallingIdentity(token); 16057 } 16058 16059 final Bundle extras = new Bundle(); 16060 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16061 extras.putString(Intent.EXTRA_TITLE, label); 16062 mMoveCallbacks.notifyCreated(moveId, extras); 16063 16064 int installFlags; 16065 final boolean moveCompleteApp; 16066 final File measurePath; 16067 16068 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16069 installFlags = INSTALL_INTERNAL; 16070 moveCompleteApp = !currentAsec; 16071 measurePath = Environment.getDataAppDirectory(volumeUuid); 16072 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16073 installFlags = INSTALL_EXTERNAL; 16074 moveCompleteApp = false; 16075 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16076 } else { 16077 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16078 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16079 || !volume.isMountedWritable()) { 16080 unfreezePackage(packageName); 16081 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16082 "Move location not mounted private volume"); 16083 } 16084 16085 Preconditions.checkState(!currentAsec); 16086 16087 installFlags = INSTALL_INTERNAL; 16088 moveCompleteApp = true; 16089 measurePath = Environment.getDataAppDirectory(volumeUuid); 16090 } 16091 16092 final PackageStats stats = new PackageStats(null, -1); 16093 synchronized (mInstaller) { 16094 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16095 unfreezePackage(packageName); 16096 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16097 "Failed to measure package size"); 16098 } 16099 } 16100 16101 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16102 + stats.dataSize); 16103 16104 final long startFreeBytes = measurePath.getFreeSpace(); 16105 final long sizeBytes; 16106 if (moveCompleteApp) { 16107 sizeBytes = stats.codeSize + stats.dataSize; 16108 } else { 16109 sizeBytes = stats.codeSize; 16110 } 16111 16112 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16113 unfreezePackage(packageName); 16114 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16115 "Not enough free space to move"); 16116 } 16117 16118 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16119 16120 final CountDownLatch installedLatch = new CountDownLatch(1); 16121 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16122 @Override 16123 public void onUserActionRequired(Intent intent) throws RemoteException { 16124 throw new IllegalStateException(); 16125 } 16126 16127 @Override 16128 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16129 Bundle extras) throws RemoteException { 16130 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16131 + PackageManager.installStatusToString(returnCode, msg)); 16132 16133 installedLatch.countDown(); 16134 16135 // Regardless of success or failure of the move operation, 16136 // always unfreeze the package 16137 unfreezePackage(packageName); 16138 16139 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16140 switch (status) { 16141 case PackageInstaller.STATUS_SUCCESS: 16142 mMoveCallbacks.notifyStatusChanged(moveId, 16143 PackageManager.MOVE_SUCCEEDED); 16144 break; 16145 case PackageInstaller.STATUS_FAILURE_STORAGE: 16146 mMoveCallbacks.notifyStatusChanged(moveId, 16147 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16148 break; 16149 default: 16150 mMoveCallbacks.notifyStatusChanged(moveId, 16151 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16152 break; 16153 } 16154 } 16155 }; 16156 16157 final MoveInfo move; 16158 if (moveCompleteApp) { 16159 // Kick off a thread to report progress estimates 16160 new Thread() { 16161 @Override 16162 public void run() { 16163 while (true) { 16164 try { 16165 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16166 break; 16167 } 16168 } catch (InterruptedException ignored) { 16169 } 16170 16171 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16172 final int progress = 10 + (int) MathUtils.constrain( 16173 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16174 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16175 } 16176 } 16177 }.start(); 16178 16179 final String dataAppName = codeFile.getName(); 16180 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16181 dataAppName, appId, seinfo); 16182 } else { 16183 move = null; 16184 } 16185 16186 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16187 16188 final Message msg = mHandler.obtainMessage(INIT_COPY); 16189 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16190 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16191 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16192 mHandler.sendMessage(msg); 16193 } 16194 16195 @Override 16196 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16197 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16198 16199 final int realMoveId = mNextMoveId.getAndIncrement(); 16200 final Bundle extras = new Bundle(); 16201 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16202 mMoveCallbacks.notifyCreated(realMoveId, extras); 16203 16204 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16205 @Override 16206 public void onCreated(int moveId, Bundle extras) { 16207 // Ignored 16208 } 16209 16210 @Override 16211 public void onStatusChanged(int moveId, int status, long estMillis) { 16212 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16213 } 16214 }; 16215 16216 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16217 storage.setPrimaryStorageUuid(volumeUuid, callback); 16218 return realMoveId; 16219 } 16220 16221 @Override 16222 public int getMoveStatus(int moveId) { 16223 mContext.enforceCallingOrSelfPermission( 16224 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16225 return mMoveCallbacks.mLastStatus.get(moveId); 16226 } 16227 16228 @Override 16229 public void registerMoveCallback(IPackageMoveObserver callback) { 16230 mContext.enforceCallingOrSelfPermission( 16231 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16232 mMoveCallbacks.register(callback); 16233 } 16234 16235 @Override 16236 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16237 mContext.enforceCallingOrSelfPermission( 16238 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16239 mMoveCallbacks.unregister(callback); 16240 } 16241 16242 @Override 16243 public boolean setInstallLocation(int loc) { 16244 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16245 null); 16246 if (getInstallLocation() == loc) { 16247 return true; 16248 } 16249 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16250 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16251 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16252 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16253 return true; 16254 } 16255 return false; 16256 } 16257 16258 @Override 16259 public int getInstallLocation() { 16260 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16261 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16262 PackageHelper.APP_INSTALL_AUTO); 16263 } 16264 16265 /** Called by UserManagerService */ 16266 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16267 mDirtyUsers.remove(userHandle); 16268 mSettings.removeUserLPw(userHandle); 16269 mPendingBroadcasts.remove(userHandle); 16270 if (mInstaller != null) { 16271 // Technically, we shouldn't be doing this with the package lock 16272 // held. However, this is very rare, and there is already so much 16273 // other disk I/O going on, that we'll let it slide for now. 16274 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16275 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16276 final String volumeUuid = vol.getFsUuid(); 16277 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16278 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16279 } 16280 } 16281 mUserNeedsBadging.delete(userHandle); 16282 removeUnusedPackagesLILPw(userManager, userHandle); 16283 } 16284 16285 /** 16286 * We're removing userHandle and would like to remove any downloaded packages 16287 * that are no longer in use by any other user. 16288 * @param userHandle the user being removed 16289 */ 16290 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16291 final boolean DEBUG_CLEAN_APKS = false; 16292 int [] users = userManager.getUserIdsLPr(); 16293 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16294 while (psit.hasNext()) { 16295 PackageSetting ps = psit.next(); 16296 if (ps.pkg == null) { 16297 continue; 16298 } 16299 final String packageName = ps.pkg.packageName; 16300 // Skip over if system app 16301 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16302 continue; 16303 } 16304 if (DEBUG_CLEAN_APKS) { 16305 Slog.i(TAG, "Checking package " + packageName); 16306 } 16307 boolean keep = false; 16308 for (int i = 0; i < users.length; i++) { 16309 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16310 keep = true; 16311 if (DEBUG_CLEAN_APKS) { 16312 Slog.i(TAG, " Keeping package " + packageName + " for user " 16313 + users[i]); 16314 } 16315 break; 16316 } 16317 } 16318 if (!keep) { 16319 if (DEBUG_CLEAN_APKS) { 16320 Slog.i(TAG, " Removing package " + packageName); 16321 } 16322 mHandler.post(new Runnable() { 16323 public void run() { 16324 deletePackageX(packageName, userHandle, 0); 16325 } //end run 16326 }); 16327 } 16328 } 16329 } 16330 16331 /** Called by UserManagerService */ 16332 void createNewUserLILPw(int userHandle) { 16333 if (mInstaller != null) { 16334 mInstaller.createUserConfig(userHandle); 16335 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16336 applyFactoryDefaultBrowserLPw(userHandle); 16337 primeDomainVerificationsLPw(userHandle); 16338 } 16339 } 16340 16341 void newUserCreated(final int userHandle) { 16342 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16343 } 16344 16345 @Override 16346 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16347 mContext.enforceCallingOrSelfPermission( 16348 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16349 "Only package verification agents can read the verifier device identity"); 16350 16351 synchronized (mPackages) { 16352 return mSettings.getVerifierDeviceIdentityLPw(); 16353 } 16354 } 16355 16356 @Override 16357 public void setPermissionEnforced(String permission, boolean enforced) { 16358 // TODO: Now that we no longer change GID for storage, this should to away. 16359 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16360 "setPermissionEnforced"); 16361 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16362 synchronized (mPackages) { 16363 if (mSettings.mReadExternalStorageEnforced == null 16364 || mSettings.mReadExternalStorageEnforced != enforced) { 16365 mSettings.mReadExternalStorageEnforced = enforced; 16366 mSettings.writeLPr(); 16367 } 16368 } 16369 // kill any non-foreground processes so we restart them and 16370 // grant/revoke the GID. 16371 final IActivityManager am = ActivityManagerNative.getDefault(); 16372 if (am != null) { 16373 final long token = Binder.clearCallingIdentity(); 16374 try { 16375 am.killProcessesBelowForeground("setPermissionEnforcement"); 16376 } catch (RemoteException e) { 16377 } finally { 16378 Binder.restoreCallingIdentity(token); 16379 } 16380 } 16381 } else { 16382 throw new IllegalArgumentException("No selective enforcement for " + permission); 16383 } 16384 } 16385 16386 @Override 16387 @Deprecated 16388 public boolean isPermissionEnforced(String permission) { 16389 return true; 16390 } 16391 16392 @Override 16393 public boolean isStorageLow() { 16394 final long token = Binder.clearCallingIdentity(); 16395 try { 16396 final DeviceStorageMonitorInternal 16397 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16398 if (dsm != null) { 16399 return dsm.isMemoryLow(); 16400 } else { 16401 return false; 16402 } 16403 } finally { 16404 Binder.restoreCallingIdentity(token); 16405 } 16406 } 16407 16408 @Override 16409 public IPackageInstaller getPackageInstaller() { 16410 return mInstallerService; 16411 } 16412 16413 private boolean userNeedsBadging(int userId) { 16414 int index = mUserNeedsBadging.indexOfKey(userId); 16415 if (index < 0) { 16416 final UserInfo userInfo; 16417 final long token = Binder.clearCallingIdentity(); 16418 try { 16419 userInfo = sUserManager.getUserInfo(userId); 16420 } finally { 16421 Binder.restoreCallingIdentity(token); 16422 } 16423 final boolean b; 16424 if (userInfo != null && userInfo.isManagedProfile()) { 16425 b = true; 16426 } else { 16427 b = false; 16428 } 16429 mUserNeedsBadging.put(userId, b); 16430 return b; 16431 } 16432 return mUserNeedsBadging.valueAt(index); 16433 } 16434 16435 @Override 16436 public KeySet getKeySetByAlias(String packageName, String alias) { 16437 if (packageName == null || alias == null) { 16438 return null; 16439 } 16440 synchronized(mPackages) { 16441 final PackageParser.Package pkg = mPackages.get(packageName); 16442 if (pkg == null) { 16443 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16444 throw new IllegalArgumentException("Unknown package: " + packageName); 16445 } 16446 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16447 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16448 } 16449 } 16450 16451 @Override 16452 public KeySet getSigningKeySet(String packageName) { 16453 if (packageName == null) { 16454 return null; 16455 } 16456 synchronized(mPackages) { 16457 final PackageParser.Package pkg = mPackages.get(packageName); 16458 if (pkg == null) { 16459 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16460 throw new IllegalArgumentException("Unknown package: " + packageName); 16461 } 16462 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16463 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16464 throw new SecurityException("May not access signing KeySet of other apps."); 16465 } 16466 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16467 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16468 } 16469 } 16470 16471 @Override 16472 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16473 if (packageName == null || ks == null) { 16474 return false; 16475 } 16476 synchronized(mPackages) { 16477 final PackageParser.Package pkg = mPackages.get(packageName); 16478 if (pkg == null) { 16479 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16480 throw new IllegalArgumentException("Unknown package: " + packageName); 16481 } 16482 IBinder ksh = ks.getToken(); 16483 if (ksh instanceof KeySetHandle) { 16484 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16485 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16486 } 16487 return false; 16488 } 16489 } 16490 16491 @Override 16492 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16493 if (packageName == null || ks == null) { 16494 return false; 16495 } 16496 synchronized(mPackages) { 16497 final PackageParser.Package pkg = mPackages.get(packageName); 16498 if (pkg == null) { 16499 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16500 throw new IllegalArgumentException("Unknown package: " + packageName); 16501 } 16502 IBinder ksh = ks.getToken(); 16503 if (ksh instanceof KeySetHandle) { 16504 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16505 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16506 } 16507 return false; 16508 } 16509 } 16510 16511 public void getUsageStatsIfNoPackageUsageInfo() { 16512 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16513 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16514 if (usm == null) { 16515 throw new IllegalStateException("UsageStatsManager must be initialized"); 16516 } 16517 long now = System.currentTimeMillis(); 16518 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16519 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16520 String packageName = entry.getKey(); 16521 PackageParser.Package pkg = mPackages.get(packageName); 16522 if (pkg == null) { 16523 continue; 16524 } 16525 UsageStats usage = entry.getValue(); 16526 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16527 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16528 } 16529 } 16530 } 16531 16532 /** 16533 * Check and throw if the given before/after packages would be considered a 16534 * downgrade. 16535 */ 16536 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16537 throws PackageManagerException { 16538 if (after.versionCode < before.mVersionCode) { 16539 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16540 "Update version code " + after.versionCode + " is older than current " 16541 + before.mVersionCode); 16542 } else if (after.versionCode == before.mVersionCode) { 16543 if (after.baseRevisionCode < before.baseRevisionCode) { 16544 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16545 "Update base revision code " + after.baseRevisionCode 16546 + " is older than current " + before.baseRevisionCode); 16547 } 16548 16549 if (!ArrayUtils.isEmpty(after.splitNames)) { 16550 for (int i = 0; i < after.splitNames.length; i++) { 16551 final String splitName = after.splitNames[i]; 16552 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16553 if (j != -1) { 16554 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16555 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16556 "Update split " + splitName + " revision code " 16557 + after.splitRevisionCodes[i] + " is older than current " 16558 + before.splitRevisionCodes[j]); 16559 } 16560 } 16561 } 16562 } 16563 } 16564 } 16565 16566 private static class MoveCallbacks extends Handler { 16567 private static final int MSG_CREATED = 1; 16568 private static final int MSG_STATUS_CHANGED = 2; 16569 16570 private final RemoteCallbackList<IPackageMoveObserver> 16571 mCallbacks = new RemoteCallbackList<>(); 16572 16573 private final SparseIntArray mLastStatus = new SparseIntArray(); 16574 16575 public MoveCallbacks(Looper looper) { 16576 super(looper); 16577 } 16578 16579 public void register(IPackageMoveObserver callback) { 16580 mCallbacks.register(callback); 16581 } 16582 16583 public void unregister(IPackageMoveObserver callback) { 16584 mCallbacks.unregister(callback); 16585 } 16586 16587 @Override 16588 public void handleMessage(Message msg) { 16589 final SomeArgs args = (SomeArgs) msg.obj; 16590 final int n = mCallbacks.beginBroadcast(); 16591 for (int i = 0; i < n; i++) { 16592 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16593 try { 16594 invokeCallback(callback, msg.what, args); 16595 } catch (RemoteException ignored) { 16596 } 16597 } 16598 mCallbacks.finishBroadcast(); 16599 args.recycle(); 16600 } 16601 16602 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16603 throws RemoteException { 16604 switch (what) { 16605 case MSG_CREATED: { 16606 callback.onCreated(args.argi1, (Bundle) args.arg2); 16607 break; 16608 } 16609 case MSG_STATUS_CHANGED: { 16610 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16611 break; 16612 } 16613 } 16614 } 16615 16616 private void notifyCreated(int moveId, Bundle extras) { 16617 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16618 16619 final SomeArgs args = SomeArgs.obtain(); 16620 args.argi1 = moveId; 16621 args.arg2 = extras; 16622 obtainMessage(MSG_CREATED, args).sendToTarget(); 16623 } 16624 16625 private void notifyStatusChanged(int moveId, int status) { 16626 notifyStatusChanged(moveId, status, -1); 16627 } 16628 16629 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16630 Slog.v(TAG, "Move " + moveId + " status " + status); 16631 16632 final SomeArgs args = SomeArgs.obtain(); 16633 args.argi1 = moveId; 16634 args.argi2 = status; 16635 args.arg3 = estMillis; 16636 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16637 16638 synchronized (mLastStatus) { 16639 mLastStatus.put(moveId, status); 16640 } 16641 } 16642 } 16643 16644 private final class OnPermissionChangeListeners extends Handler { 16645 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16646 16647 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16648 new RemoteCallbackList<>(); 16649 16650 public OnPermissionChangeListeners(Looper looper) { 16651 super(looper); 16652 } 16653 16654 @Override 16655 public void handleMessage(Message msg) { 16656 switch (msg.what) { 16657 case MSG_ON_PERMISSIONS_CHANGED: { 16658 final int uid = msg.arg1; 16659 handleOnPermissionsChanged(uid); 16660 } break; 16661 } 16662 } 16663 16664 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16665 mPermissionListeners.register(listener); 16666 16667 } 16668 16669 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16670 mPermissionListeners.unregister(listener); 16671 } 16672 16673 public void onPermissionsChanged(int uid) { 16674 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16675 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16676 } 16677 } 16678 16679 private void handleOnPermissionsChanged(int uid) { 16680 final int count = mPermissionListeners.beginBroadcast(); 16681 try { 16682 for (int i = 0; i < count; i++) { 16683 IOnPermissionsChangeListener callback = mPermissionListeners 16684 .getBroadcastItem(i); 16685 try { 16686 callback.onPermissionsChanged(uid); 16687 } catch (RemoteException e) { 16688 Log.e(TAG, "Permission listener is dead", e); 16689 } 16690 } 16691 } finally { 16692 mPermissionListeners.finishBroadcast(); 16693 } 16694 } 16695 } 16696 16697 private class PackageManagerInternalImpl extends PackageManagerInternal { 16698 @Override 16699 public void setLocationPackagesProvider(PackagesProvider provider) { 16700 synchronized (mPackages) { 16701 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16702 } 16703 } 16704 16705 @Override 16706 public void setImePackagesProvider(PackagesProvider provider) { 16707 synchronized (mPackages) { 16708 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16709 } 16710 } 16711 16712 @Override 16713 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16714 synchronized (mPackages) { 16715 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16716 } 16717 } 16718 16719 @Override 16720 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16721 synchronized (mPackages) { 16722 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16723 } 16724 } 16725 16726 @Override 16727 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16728 synchronized (mPackages) { 16729 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16730 } 16731 } 16732 16733 @Override 16734 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16735 synchronized (mPackages) { 16736 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16737 } 16738 } 16739 16740 @Override 16741 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16742 synchronized (mPackages) { 16743 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16744 } 16745 } 16746 16747 @Override 16748 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16749 synchronized (mPackages) { 16750 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16751 packageName, userId); 16752 } 16753 } 16754 16755 @Override 16756 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16757 synchronized (mPackages) { 16758 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16759 packageName, userId); 16760 } 16761 } 16762 @Override 16763 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16764 synchronized (mPackages) { 16765 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16766 packageName, userId); 16767 } 16768 } 16769 } 16770 16771 @Override 16772 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16773 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16774 synchronized (mPackages) { 16775 final long identity = Binder.clearCallingIdentity(); 16776 try { 16777 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16778 packageNames, userId); 16779 } finally { 16780 Binder.restoreCallingIdentity(identity); 16781 } 16782 } 16783 } 16784 16785 private static void enforceSystemOrPhoneCaller(String tag) { 16786 int callingUid = Binder.getCallingUid(); 16787 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16788 throw new SecurityException( 16789 "Cannot call " + tag + " from UID " + callingUid); 16790 } 16791 } 16792} 16793