PackageManagerService.java revision b18d084f4bb8e2f69732a014b78f6378481d9906
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_PARENT; 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 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1150 System.identityHashCode(mHandler)); 1151 // If this is the only one pending we might 1152 // have to bind to the service again. 1153 if (!connectToService()) { 1154 Slog.e(TAG, "Failed to bind to media container service"); 1155 params.serviceError(); 1156 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1157 System.identityHashCode(mHandler)); 1158 if (params.traceMethod != null) { 1159 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1160 params.traceCookie); 1161 } 1162 return; 1163 } else { 1164 // Once we bind to the service, the first 1165 // pending request will be processed. 1166 mPendingInstalls.add(idx, params); 1167 } 1168 } else { 1169 mPendingInstalls.add(idx, params); 1170 // Already bound to the service. Just make 1171 // sure we trigger off processing the first request. 1172 if (idx == 0) { 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 break; 1177 } 1178 case MCS_BOUND: { 1179 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1180 if (msg.obj != null) { 1181 mContainerService = (IMediaContainerService) msg.obj; 1182 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1183 System.identityHashCode(mHandler)); 1184 } 1185 if (mContainerService == null) { 1186 if (!mBound) { 1187 // Something seriously wrong since we are not bound and we are not 1188 // waiting for connection. Bail out. 1189 Slog.e(TAG, "Cannot bind to media container service"); 1190 for (HandlerParams params : mPendingInstalls) { 1191 // Indicate service bind error 1192 params.serviceError(); 1193 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1194 System.identityHashCode(params)); 1195 if (params.traceMethod != null) { 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1197 params.traceMethod, params.traceCookie); 1198 } 1199 return; 1200 } 1201 mPendingInstalls.clear(); 1202 } else { 1203 Slog.w(TAG, "Waiting to connect to media container service"); 1204 } 1205 } else if (mPendingInstalls.size() > 0) { 1206 HandlerParams params = mPendingInstalls.get(0); 1207 if (params != null) { 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1209 System.identityHashCode(params)); 1210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1211 if (params.startCopy()) { 1212 // We are done... look for more work or to 1213 // go idle. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Checking for more work or unbind..."); 1216 // Delete pending install 1217 if (mPendingInstalls.size() > 0) { 1218 mPendingInstalls.remove(0); 1219 } 1220 if (mPendingInstalls.size() == 0) { 1221 if (mBound) { 1222 if (DEBUG_SD_INSTALL) Log.i(TAG, 1223 "Posting delayed MCS_UNBIND"); 1224 removeMessages(MCS_UNBIND); 1225 Message ubmsg = obtainMessage(MCS_UNBIND); 1226 // Unbind after a little delay, to avoid 1227 // continual thrashing. 1228 sendMessageDelayed(ubmsg, 10000); 1229 } 1230 } else { 1231 // There are more pending requests in queue. 1232 // Just post MCS_BOUND message to trigger processing 1233 // of next pending install. 1234 if (DEBUG_SD_INSTALL) Log.i(TAG, 1235 "Posting MCS_BOUND for next work"); 1236 mHandler.sendEmptyMessage(MCS_BOUND); 1237 } 1238 } 1239 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1240 } 1241 } else { 1242 // Should never happen ideally. 1243 Slog.w(TAG, "Empty queue"); 1244 } 1245 break; 1246 } 1247 case MCS_RECONNECT: { 1248 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1249 if (mPendingInstalls.size() > 0) { 1250 if (mBound) { 1251 disconnectService(); 1252 } 1253 if (!connectToService()) { 1254 Slog.e(TAG, "Failed to bind to media container service"); 1255 for (HandlerParams params : mPendingInstalls) { 1256 // Indicate service bind error 1257 params.serviceError(); 1258 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1259 System.identityHashCode(params)); 1260 } 1261 mPendingInstalls.clear(); 1262 } 1263 } 1264 break; 1265 } 1266 case MCS_UNBIND: { 1267 // If there is no actual work left, then time to unbind. 1268 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1269 1270 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1271 if (mBound) { 1272 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1273 1274 disconnectService(); 1275 } 1276 } else if (mPendingInstalls.size() > 0) { 1277 // There are more pending requests in queue. 1278 // Just post MCS_BOUND message to trigger processing 1279 // of next pending install. 1280 mHandler.sendEmptyMessage(MCS_BOUND); 1281 } 1282 1283 break; 1284 } 1285 case MCS_GIVE_UP: { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1287 HandlerParams params = mPendingInstalls.remove(0); 1288 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1289 System.identityHashCode(params)); 1290 break; 1291 } 1292 case SEND_PENDING_BROADCAST: { 1293 String packages[]; 1294 ArrayList<String> components[]; 1295 int size = 0; 1296 int uids[]; 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1298 synchronized (mPackages) { 1299 if (mPendingBroadcasts == null) { 1300 return; 1301 } 1302 size = mPendingBroadcasts.size(); 1303 if (size <= 0) { 1304 // Nothing to be done. Just return 1305 return; 1306 } 1307 packages = new String[size]; 1308 components = new ArrayList[size]; 1309 uids = new int[size]; 1310 int i = 0; // filling out the above arrays 1311 1312 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1313 int packageUserId = mPendingBroadcasts.userIdAt(n); 1314 Iterator<Map.Entry<String, ArrayList<String>>> it 1315 = mPendingBroadcasts.packagesForUserId(packageUserId) 1316 .entrySet().iterator(); 1317 while (it.hasNext() && i < size) { 1318 Map.Entry<String, ArrayList<String>> ent = it.next(); 1319 packages[i] = ent.getKey(); 1320 components[i] = ent.getValue(); 1321 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1322 uids[i] = (ps != null) 1323 ? UserHandle.getUid(packageUserId, ps.appId) 1324 : -1; 1325 i++; 1326 } 1327 } 1328 size = i; 1329 mPendingBroadcasts.clear(); 1330 } 1331 // Send broadcasts 1332 for (int i = 0; i < size; i++) { 1333 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1334 } 1335 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1336 break; 1337 } 1338 case START_CLEANING_PACKAGE: { 1339 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1340 final String packageName = (String)msg.obj; 1341 final int userId = msg.arg1; 1342 final boolean andCode = msg.arg2 != 0; 1343 synchronized (mPackages) { 1344 if (userId == UserHandle.USER_ALL) { 1345 int[] users = sUserManager.getUserIds(); 1346 for (int user : users) { 1347 mSettings.addPackageToCleanLPw( 1348 new PackageCleanItem(user, packageName, andCode)); 1349 } 1350 } else { 1351 mSettings.addPackageToCleanLPw( 1352 new PackageCleanItem(userId, packageName, andCode)); 1353 } 1354 } 1355 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1356 startCleaningPackages(); 1357 } break; 1358 case POST_INSTALL: { 1359 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1360 PostInstallData data = mRunningInstalls.get(msg.arg1); 1361 mRunningInstalls.delete(msg.arg1); 1362 boolean deleteOld = false; 1363 1364 if (data != null) { 1365 InstallArgs args = data.args; 1366 PackageInstalledInfo res = data.res; 1367 1368 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1369 final String packageName = res.pkg.applicationInfo.packageName; 1370 res.removedInfo.sendBroadcast(false, true, false); 1371 Bundle extras = new Bundle(1); 1372 extras.putInt(Intent.EXTRA_UID, res.uid); 1373 1374 // Now that we successfully installed the package, grant runtime 1375 // permissions if requested before broadcasting the install. 1376 if ((args.installFlags 1377 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1378 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1379 args.installGrantPermissions); 1380 } 1381 1382 // Determine the set of users who are adding this 1383 // package for the first time vs. those who are seeing 1384 // an update. 1385 int[] firstUsers; 1386 int[] updateUsers = new int[0]; 1387 if (res.origUsers == null || res.origUsers.length == 0) { 1388 firstUsers = res.newUsers; 1389 } else { 1390 firstUsers = new int[0]; 1391 for (int i=0; i<res.newUsers.length; i++) { 1392 int user = res.newUsers[i]; 1393 boolean isNew = true; 1394 for (int j=0; j<res.origUsers.length; j++) { 1395 if (res.origUsers[j] == user) { 1396 isNew = false; 1397 break; 1398 } 1399 } 1400 if (isNew) { 1401 int[] newFirst = new int[firstUsers.length+1]; 1402 System.arraycopy(firstUsers, 0, newFirst, 0, 1403 firstUsers.length); 1404 newFirst[firstUsers.length] = user; 1405 firstUsers = newFirst; 1406 } else { 1407 int[] newUpdate = new int[updateUsers.length+1]; 1408 System.arraycopy(updateUsers, 0, newUpdate, 0, 1409 updateUsers.length); 1410 newUpdate[updateUsers.length] = user; 1411 updateUsers = newUpdate; 1412 } 1413 } 1414 } 1415 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1416 packageName, extras, null, null, firstUsers); 1417 final boolean update = res.removedInfo.removedPackage != null; 1418 if (update) { 1419 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1420 } 1421 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1422 packageName, extras, null, null, updateUsers); 1423 if (update) { 1424 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1425 packageName, extras, null, null, updateUsers); 1426 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1427 null, null, packageName, null, updateUsers); 1428 1429 // treat asec-hosted packages like removable media on upgrade 1430 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1431 if (DEBUG_INSTALL) { 1432 Slog.i(TAG, "upgrading pkg " + res.pkg 1433 + " is ASEC-hosted -> AVAILABLE"); 1434 } 1435 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1436 ArrayList<String> pkgList = new ArrayList<String>(1); 1437 pkgList.add(packageName); 1438 sendResourcesChangedBroadcast(true, true, 1439 pkgList,uidArray, null); 1440 } 1441 } 1442 if (res.removedInfo.args != null) { 1443 // Remove the replaced package's older resources safely now 1444 deleteOld = true; 1445 } 1446 1447 // If this app is a browser and it's newly-installed for some 1448 // users, clear any default-browser state in those users 1449 if (firstUsers.length > 0) { 1450 // the app's nature doesn't depend on the user, so we can just 1451 // check its browser nature in any user and generalize. 1452 if (packageIsBrowser(packageName, firstUsers[0])) { 1453 synchronized (mPackages) { 1454 for (int userId : firstUsers) { 1455 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1456 } 1457 } 1458 } 1459 } 1460 // Log current value of "unknown sources" setting 1461 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1462 getUnknownSourcesSettings()); 1463 } 1464 // Force a gc to clear up things 1465 Runtime.getRuntime().gc(); 1466 // We delete after a gc for applications on sdcard. 1467 if (deleteOld) { 1468 synchronized (mInstallLock) { 1469 res.removedInfo.args.doPostDeleteLI(true); 1470 } 1471 } 1472 if (args.observer != null) { 1473 try { 1474 Bundle extras = extrasForInstallResult(res); 1475 args.observer.onPackageInstalled(res.name, res.returnCode, 1476 res.returnMsg, extras); 1477 } catch (RemoteException e) { 1478 Slog.i(TAG, "Observer no longer exists."); 1479 } 1480 } 1481 if (args.traceMethod != null) { 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1483 args.traceCookie); 1484 } 1485 return; 1486 } else { 1487 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1488 } 1489 1490 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1491 } break; 1492 case UPDATED_MEDIA_STATUS: { 1493 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1494 boolean reportStatus = msg.arg1 == 1; 1495 boolean doGc = msg.arg2 == 1; 1496 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1497 if (doGc) { 1498 // Force a gc to clear up stale containers. 1499 Runtime.getRuntime().gc(); 1500 } 1501 if (msg.obj != null) { 1502 @SuppressWarnings("unchecked") 1503 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1504 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1505 // Unload containers 1506 unloadAllContainers(args); 1507 } 1508 if (reportStatus) { 1509 try { 1510 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1511 PackageHelper.getMountService().finishMediaUpdate(); 1512 } catch (RemoteException e) { 1513 Log.e(TAG, "MountService not running?"); 1514 } 1515 } 1516 } break; 1517 case WRITE_SETTINGS: { 1518 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1519 synchronized (mPackages) { 1520 removeMessages(WRITE_SETTINGS); 1521 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1522 mSettings.writeLPr(); 1523 mDirtyUsers.clear(); 1524 } 1525 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1526 } break; 1527 case WRITE_PACKAGE_RESTRICTIONS: { 1528 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1529 synchronized (mPackages) { 1530 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1531 for (int userId : mDirtyUsers) { 1532 mSettings.writePackageRestrictionsLPr(userId); 1533 } 1534 mDirtyUsers.clear(); 1535 } 1536 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1537 } break; 1538 case CHECK_PENDING_VERIFICATION: { 1539 final int verificationId = msg.arg1; 1540 final PackageVerificationState state = mPendingVerification.get(verificationId); 1541 1542 if ((state != null) && !state.timeoutExtended()) { 1543 final InstallArgs args = state.getInstallArgs(); 1544 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1545 1546 Slog.i(TAG, "Verification timed out for " + originUri); 1547 mPendingVerification.remove(verificationId); 1548 1549 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1550 1551 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1552 Slog.i(TAG, "Continuing with installation of " + originUri); 1553 state.setVerifierResponse(Binder.getCallingUid(), 1554 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1555 broadcastPackageVerified(verificationId, originUri, 1556 PackageManager.VERIFICATION_ALLOW, 1557 state.getInstallArgs().getUser()); 1558 try { 1559 ret = args.copyApk(mContainerService, true); 1560 } catch (RemoteException e) { 1561 Slog.e(TAG, "Could not contact the ContainerService"); 1562 } 1563 } else { 1564 broadcastPackageVerified(verificationId, originUri, 1565 PackageManager.VERIFICATION_REJECT, 1566 state.getInstallArgs().getUser()); 1567 } 1568 1569 Trace.asyncTraceEnd( 1570 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1571 1572 processPendingInstall(args, ret); 1573 mHandler.sendEmptyMessage(MCS_UNBIND); 1574 } 1575 break; 1576 } 1577 case PACKAGE_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final PackageVerificationState state = mPendingVerification.get(verificationId); 1581 if (state == null) { 1582 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1583 break; 1584 } 1585 1586 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1587 1588 state.setVerifierResponse(response.callerUid, response.code); 1589 1590 if (state.isVerificationComplete()) { 1591 mPendingVerification.remove(verificationId); 1592 1593 final InstallArgs args = state.getInstallArgs(); 1594 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1595 1596 int ret; 1597 if (state.isInstallAllowed()) { 1598 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1599 broadcastPackageVerified(verificationId, originUri, 1600 response.code, state.getInstallArgs().getUser()); 1601 try { 1602 ret = args.copyApk(mContainerService, true); 1603 } catch (RemoteException e) { 1604 Slog.e(TAG, "Could not contact the ContainerService"); 1605 } 1606 } else { 1607 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1608 } 1609 1610 Trace.asyncTraceEnd( 1611 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1612 1613 processPendingInstall(args, ret); 1614 mHandler.sendEmptyMessage(MCS_UNBIND); 1615 } 1616 1617 break; 1618 } 1619 case START_INTENT_FILTER_VERIFICATIONS: { 1620 IFVerificationParams params = (IFVerificationParams) msg.obj; 1621 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1622 params.replacing, params.pkg); 1623 break; 1624 } 1625 case INTENT_FILTER_VERIFIED: { 1626 final int verificationId = msg.arg1; 1627 1628 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1629 verificationId); 1630 if (state == null) { 1631 Slog.w(TAG, "Invalid IntentFilter verification token " 1632 + verificationId + " received"); 1633 break; 1634 } 1635 1636 final int userId = state.getUserId(); 1637 1638 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1639 "Processing IntentFilter verification with token:" 1640 + verificationId + " and userId:" + userId); 1641 1642 final IntentFilterVerificationResponse response = 1643 (IntentFilterVerificationResponse) msg.obj; 1644 1645 state.setVerifierResponse(response.callerUid, response.code); 1646 1647 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1648 "IntentFilter verification with token:" + verificationId 1649 + " and userId:" + userId 1650 + " is settings verifier response with response code:" 1651 + response.code); 1652 1653 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1654 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1655 + response.getFailedDomainsString()); 1656 } 1657 1658 if (state.isVerificationComplete()) { 1659 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1660 } else { 1661 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1662 "IntentFilter verification with token:" + verificationId 1663 + " was not said to be complete"); 1664 } 1665 1666 break; 1667 } 1668 } 1669 } 1670 } 1671 1672 private StorageEventListener mStorageListener = new StorageEventListener() { 1673 @Override 1674 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1675 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1676 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1677 final String volumeUuid = vol.getFsUuid(); 1678 1679 // Clean up any users or apps that were removed or recreated 1680 // while this volume was missing 1681 reconcileUsers(volumeUuid); 1682 reconcileApps(volumeUuid); 1683 1684 // Clean up any install sessions that expired or were 1685 // cancelled while this volume was missing 1686 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1687 1688 loadPrivatePackages(vol); 1689 1690 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1691 unloadPrivatePackages(vol); 1692 } 1693 } 1694 1695 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1696 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1697 updateExternalMediaStatus(true, false); 1698 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1699 updateExternalMediaStatus(false, false); 1700 } 1701 } 1702 } 1703 1704 @Override 1705 public void onVolumeForgotten(String fsUuid) { 1706 if (TextUtils.isEmpty(fsUuid)) { 1707 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1708 return; 1709 } 1710 1711 // Remove any apps installed on the forgotten volume 1712 synchronized (mPackages) { 1713 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1714 for (PackageSetting ps : packages) { 1715 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1716 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1717 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1718 } 1719 1720 mSettings.onVolumeForgotten(fsUuid); 1721 mSettings.writeLPr(); 1722 } 1723 } 1724 }; 1725 1726 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1727 String[] grantedPermissions) { 1728 if (userId >= UserHandle.USER_OWNER) { 1729 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1730 } else if (userId == UserHandle.USER_ALL) { 1731 final int[] userIds; 1732 synchronized (mPackages) { 1733 userIds = UserManagerService.getInstance().getUserIds(); 1734 } 1735 for (int someUserId : userIds) { 1736 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1737 } 1738 } 1739 1740 // We could have touched GID membership, so flush out packages.list 1741 synchronized (mPackages) { 1742 mSettings.writePackageListLPr(); 1743 } 1744 } 1745 1746 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1747 String[] grantedPermissions) { 1748 SettingBase sb = (SettingBase) pkg.mExtras; 1749 if (sb == null) { 1750 return; 1751 } 1752 1753 PermissionsState permissionsState = sb.getPermissionsState(); 1754 1755 for (String permission : pkg.requestedPermissions) { 1756 BasePermission bp = mSettings.mPermissions.get(permission); 1757 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1758 || ArrayUtils.contains(grantedPermissions, permission))) { 1759 permissionsState.grantRuntimePermission(bp, userId); 1760 } 1761 } 1762 } 1763 1764 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1765 Bundle extras = null; 1766 switch (res.returnCode) { 1767 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1768 extras = new Bundle(); 1769 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1770 res.origPermission); 1771 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1772 res.origPackage); 1773 break; 1774 } 1775 case PackageManager.INSTALL_SUCCEEDED: { 1776 extras = new Bundle(); 1777 extras.putBoolean(Intent.EXTRA_REPLACING, 1778 res.removedInfo != null && res.removedInfo.removedPackage != null); 1779 break; 1780 } 1781 } 1782 return extras; 1783 } 1784 1785 void scheduleWriteSettingsLocked() { 1786 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1787 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1788 } 1789 } 1790 1791 void scheduleWritePackageRestrictionsLocked(int userId) { 1792 if (!sUserManager.exists(userId)) return; 1793 mDirtyUsers.add(userId); 1794 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1795 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1796 } 1797 } 1798 1799 public static PackageManagerService main(Context context, Installer installer, 1800 boolean factoryTest, boolean onlyCore) { 1801 PackageManagerService m = new PackageManagerService(context, installer, 1802 factoryTest, onlyCore); 1803 ServiceManager.addService("package", m); 1804 return m; 1805 } 1806 1807 static String[] splitString(String str, char sep) { 1808 int count = 1; 1809 int i = 0; 1810 while ((i=str.indexOf(sep, i)) >= 0) { 1811 count++; 1812 i++; 1813 } 1814 1815 String[] res = new String[count]; 1816 i=0; 1817 count = 0; 1818 int lastI=0; 1819 while ((i=str.indexOf(sep, i)) >= 0) { 1820 res[count] = str.substring(lastI, i); 1821 count++; 1822 i++; 1823 lastI = i; 1824 } 1825 res[count] = str.substring(lastI, str.length()); 1826 return res; 1827 } 1828 1829 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1830 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1831 Context.DISPLAY_SERVICE); 1832 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1833 } 1834 1835 public PackageManagerService(Context context, Installer installer, 1836 boolean factoryTest, boolean onlyCore) { 1837 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1838 SystemClock.uptimeMillis()); 1839 1840 if (mSdkVersion <= 0) { 1841 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1842 } 1843 1844 mContext = context; 1845 mFactoryTest = factoryTest; 1846 mOnlyCore = onlyCore; 1847 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1848 mMetrics = new DisplayMetrics(); 1849 mSettings = new Settings(mPackages); 1850 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1851 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1852 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1853 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1854 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1855 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1856 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1857 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1858 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1859 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1860 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1861 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1862 1863 // TODO: add a property to control this? 1864 long dexOptLRUThresholdInMinutes; 1865 if (mLazyDexOpt) { 1866 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1867 } else { 1868 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1869 } 1870 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1871 1872 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1873 if (separateProcesses != null && separateProcesses.length() > 0) { 1874 if ("*".equals(separateProcesses)) { 1875 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1876 mSeparateProcesses = null; 1877 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1878 } else { 1879 mDefParseFlags = 0; 1880 mSeparateProcesses = separateProcesses.split(","); 1881 Slog.w(TAG, "Running with debug.separate_processes: " 1882 + separateProcesses); 1883 } 1884 } else { 1885 mDefParseFlags = 0; 1886 mSeparateProcesses = null; 1887 } 1888 1889 mInstaller = installer; 1890 mPackageDexOptimizer = new PackageDexOptimizer(this); 1891 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1892 1893 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1894 FgThread.get().getLooper()); 1895 1896 getDefaultDisplayMetrics(context, mMetrics); 1897 1898 SystemConfig systemConfig = SystemConfig.getInstance(); 1899 mGlobalGids = systemConfig.getGlobalGids(); 1900 mSystemPermissions = systemConfig.getSystemPermissions(); 1901 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1902 1903 synchronized (mInstallLock) { 1904 // writer 1905 synchronized (mPackages) { 1906 mHandlerThread = new ServiceThread(TAG, 1907 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1908 mHandlerThread.start(); 1909 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1910 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1911 1912 File dataDir = Environment.getDataDirectory(); 1913 mAppDataDir = new File(dataDir, "data"); 1914 mAppInstallDir = new File(dataDir, "app"); 1915 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1916 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1917 mUserAppDataDir = new File(dataDir, "user"); 1918 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1919 1920 sUserManager = new UserManagerService(context, this, 1921 mInstallLock, mPackages); 1922 1923 // Propagate permission configuration in to package manager. 1924 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1925 = systemConfig.getPermissions(); 1926 for (int i=0; i<permConfig.size(); i++) { 1927 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1928 BasePermission bp = mSettings.mPermissions.get(perm.name); 1929 if (bp == null) { 1930 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1931 mSettings.mPermissions.put(perm.name, bp); 1932 } 1933 if (perm.gids != null) { 1934 bp.setGids(perm.gids, perm.perUser); 1935 } 1936 } 1937 1938 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1939 for (int i=0; i<libConfig.size(); i++) { 1940 mSharedLibraries.put(libConfig.keyAt(i), 1941 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1942 } 1943 1944 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1945 1946 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1947 1948 String customResolverActivity = Resources.getSystem().getString( 1949 R.string.config_customResolverActivity); 1950 if (TextUtils.isEmpty(customResolverActivity)) { 1951 customResolverActivity = null; 1952 } else { 1953 mCustomResolverComponentName = ComponentName.unflattenFromString( 1954 customResolverActivity); 1955 } 1956 1957 long startTime = SystemClock.uptimeMillis(); 1958 1959 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1960 startTime); 1961 1962 // Set flag to monitor and not change apk file paths when 1963 // scanning install directories. 1964 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1965 1966 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1967 1968 /** 1969 * Add everything in the in the boot class path to the 1970 * list of process files because dexopt will have been run 1971 * if necessary during zygote startup. 1972 */ 1973 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1974 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1975 1976 if (bootClassPath != null) { 1977 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1978 for (String element : bootClassPathElements) { 1979 alreadyDexOpted.add(element); 1980 } 1981 } else { 1982 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1983 } 1984 1985 if (systemServerClassPath != null) { 1986 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1987 for (String element : systemServerClassPathElements) { 1988 alreadyDexOpted.add(element); 1989 } 1990 } else { 1991 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1992 } 1993 1994 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1995 final String[] dexCodeInstructionSets = 1996 getDexCodeInstructionSets( 1997 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1998 1999 /** 2000 * Ensure all external libraries have had dexopt run on them. 2001 */ 2002 if (mSharedLibraries.size() > 0) { 2003 // NOTE: For now, we're compiling these system "shared libraries" 2004 // (and framework jars) into all available architectures. It's possible 2005 // to compile them only when we come across an app that uses them (there's 2006 // already logic for that in scanPackageLI) but that adds some complexity. 2007 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2008 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2009 final String lib = libEntry.path; 2010 if (lib == null) { 2011 continue; 2012 } 2013 2014 try { 2015 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2016 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2017 alreadyDexOpted.add(lib); 2018 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2019 } 2020 } catch (FileNotFoundException e) { 2021 Slog.w(TAG, "Library not found: " + lib); 2022 } catch (IOException e) { 2023 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2024 + e.getMessage()); 2025 } 2026 } 2027 } 2028 } 2029 2030 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2031 2032 // Gross hack for now: we know this file doesn't contain any 2033 // code, so don't dexopt it to avoid the resulting log spew. 2034 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2035 2036 // Gross hack for now: we know this file is only part of 2037 // the boot class path for art, so don't dexopt it to 2038 // avoid the resulting log spew. 2039 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2040 2041 /** 2042 * There are a number of commands implemented in Java, which 2043 * we currently need to do the dexopt on so that they can be 2044 * run from a non-root shell. 2045 */ 2046 String[] frameworkFiles = frameworkDir.list(); 2047 if (frameworkFiles != null) { 2048 // TODO: We could compile these only for the most preferred ABI. We should 2049 // first double check that the dex files for these commands are not referenced 2050 // by other system apps. 2051 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2052 for (int i=0; i<frameworkFiles.length; i++) { 2053 File libPath = new File(frameworkDir, frameworkFiles[i]); 2054 String path = libPath.getPath(); 2055 // Skip the file if we already did it. 2056 if (alreadyDexOpted.contains(path)) { 2057 continue; 2058 } 2059 // Skip the file if it is not a type we want to dexopt. 2060 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2061 continue; 2062 } 2063 try { 2064 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2065 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2066 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2067 } 2068 } catch (FileNotFoundException e) { 2069 Slog.w(TAG, "Jar not found: " + path); 2070 } catch (IOException e) { 2071 Slog.w(TAG, "Exception reading jar: " + path, e); 2072 } 2073 } 2074 } 2075 } 2076 2077 final VersionInfo ver = mSettings.getInternalVersion(); 2078 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2079 // when upgrading from pre-M, promote system app permissions from install to runtime 2080 mPromoteSystemApps = 2081 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2082 2083 // save off the names of pre-existing system packages prior to scanning; we don't 2084 // want to automatically grant runtime permissions for new system apps 2085 if (mPromoteSystemApps) { 2086 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2087 while (pkgSettingIter.hasNext()) { 2088 PackageSetting ps = pkgSettingIter.next(); 2089 if (isSystemApp(ps)) { 2090 mExistingSystemPackages.add(ps.name); 2091 } 2092 } 2093 } 2094 2095 // Collect vendor overlay packages. 2096 // (Do this before scanning any apps.) 2097 // For security and version matching reason, only consider 2098 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2099 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2100 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2101 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2102 2103 // Find base frameworks (resource packages without code). 2104 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR 2106 | PackageParser.PARSE_IS_PRIVILEGED, 2107 scanFlags | SCAN_NO_DEX, 0); 2108 2109 // Collected privileged system packages. 2110 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2111 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR 2113 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2114 2115 // Collect ordinary system packages. 2116 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2117 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2119 2120 // Collect all vendor packages. 2121 File vendorAppDir = new File("/vendor/app"); 2122 try { 2123 vendorAppDir = vendorAppDir.getCanonicalFile(); 2124 } catch (IOException e) { 2125 // failed to look up canonical path, continue with original one 2126 } 2127 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 // Collect all OEM packages. 2131 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2132 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2136 mInstaller.moveFiles(); 2137 2138 // Prune any system packages that no longer exist. 2139 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2140 if (!mOnlyCore) { 2141 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2142 while (psit.hasNext()) { 2143 PackageSetting ps = psit.next(); 2144 2145 /* 2146 * If this is not a system app, it can't be a 2147 * disable system app. 2148 */ 2149 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2150 continue; 2151 } 2152 2153 /* 2154 * If the package is scanned, it's not erased. 2155 */ 2156 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2157 if (scannedPkg != null) { 2158 /* 2159 * If the system app is both scanned and in the 2160 * disabled packages list, then it must have been 2161 * added via OTA. Remove it from the currently 2162 * scanned package so the previously user-installed 2163 * application can be scanned. 2164 */ 2165 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2166 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2167 + ps.name + "; removing system app. Last known codePath=" 2168 + ps.codePathString + ", installStatus=" + ps.installStatus 2169 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2170 + scannedPkg.mVersionCode); 2171 removePackageLI(ps, true); 2172 mExpectingBetter.put(ps.name, ps.codePath); 2173 } 2174 2175 continue; 2176 } 2177 2178 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2179 psit.remove(); 2180 logCriticalInfo(Log.WARN, "System package " + ps.name 2181 + " no longer exists; wiping its data"); 2182 removeDataDirsLI(null, ps.name); 2183 } else { 2184 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2185 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2186 possiblyDeletedUpdatedSystemApps.add(ps.name); 2187 } 2188 } 2189 } 2190 } 2191 2192 //look for any incomplete package installations 2193 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2194 //clean up list 2195 for(int i = 0; i < deletePkgsList.size(); i++) { 2196 //clean up here 2197 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2198 } 2199 //delete tmp files 2200 deleteTempPackageFiles(); 2201 2202 // Remove any shared userIDs that have no associated packages 2203 mSettings.pruneSharedUsersLPw(); 2204 2205 if (!mOnlyCore) { 2206 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2207 SystemClock.uptimeMillis()); 2208 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2211 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2212 2213 /** 2214 * Remove disable package settings for any updated system 2215 * apps that were removed via an OTA. If they're not a 2216 * previously-updated app, remove them completely. 2217 * Otherwise, just revoke their system-level permissions. 2218 */ 2219 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2220 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2221 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2222 2223 String msg; 2224 if (deletedPkg == null) { 2225 msg = "Updated system package " + deletedAppName 2226 + " no longer exists; wiping its data"; 2227 removeDataDirsLI(null, deletedAppName); 2228 } else { 2229 msg = "Updated system app + " + deletedAppName 2230 + " no longer present; removing system privileges for " 2231 + deletedAppName; 2232 2233 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2234 2235 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2236 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2237 } 2238 logCriticalInfo(Log.WARN, msg); 2239 } 2240 2241 /** 2242 * Make sure all system apps that we expected to appear on 2243 * the userdata partition actually showed up. If they never 2244 * appeared, crawl back and revive the system version. 2245 */ 2246 for (int i = 0; i < mExpectingBetter.size(); i++) { 2247 final String packageName = mExpectingBetter.keyAt(i); 2248 if (!mPackages.containsKey(packageName)) { 2249 final File scanFile = mExpectingBetter.valueAt(i); 2250 2251 logCriticalInfo(Log.WARN, "Expected better " + packageName 2252 + " but never showed up; reverting to system"); 2253 2254 final int reparseFlags; 2255 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2256 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2257 | PackageParser.PARSE_IS_SYSTEM_DIR 2258 | PackageParser.PARSE_IS_PRIVILEGED; 2259 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2260 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2261 | PackageParser.PARSE_IS_SYSTEM_DIR; 2262 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR; 2268 } else { 2269 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2270 continue; 2271 } 2272 2273 mSettings.enableSystemPackageLPw(packageName); 2274 2275 try { 2276 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2277 } catch (PackageManagerException e) { 2278 Slog.e(TAG, "Failed to parse original system package: " 2279 + e.getMessage()); 2280 } 2281 } 2282 } 2283 } 2284 mExpectingBetter.clear(); 2285 2286 // Now that we know all of the shared libraries, update all clients to have 2287 // the correct library paths. 2288 updateAllSharedLibrariesLPw(); 2289 2290 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2291 // NOTE: We ignore potential failures here during a system scan (like 2292 // the rest of the commands above) because there's precious little we 2293 // can do about it. A settings error is reported, though. 2294 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2295 false /* force dexopt */, false /* defer dexopt */, 2296 false /* boot complete */); 2297 } 2298 2299 // Now that we know all the packages we are keeping, 2300 // read and update their last usage times. 2301 mPackageUsage.readLP(); 2302 2303 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2304 SystemClock.uptimeMillis()); 2305 Slog.i(TAG, "Time to scan packages: " 2306 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2307 + " seconds"); 2308 2309 // If the platform SDK has changed since the last time we booted, 2310 // we need to re-grant app permission to catch any new ones that 2311 // appear. This is really a hack, and means that apps can in some 2312 // cases get permissions that the user didn't initially explicitly 2313 // allow... it would be nice to have some better way to handle 2314 // this situation. 2315 int updateFlags = UPDATE_PERMISSIONS_ALL; 2316 if (ver.sdkVersion != mSdkVersion) { 2317 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2318 + mSdkVersion + "; regranting permissions for internal storage"); 2319 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2320 } 2321 updatePermissionsLPw(null, null, updateFlags); 2322 ver.sdkVersion = mSdkVersion; 2323 2324 // If this is the first boot or an update from pre-M, and it is a normal 2325 // boot, then we need to initialize the default preferred apps across 2326 // all defined users. 2327 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2328 for (UserInfo user : sUserManager.getUsers(true)) { 2329 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2330 applyFactoryDefaultBrowserLPw(user.id); 2331 primeDomainVerificationsLPw(user.id); 2332 } 2333 } 2334 2335 // If this is first boot after an OTA, and a normal boot, then 2336 // we need to clear code cache directories. 2337 if (mIsUpgrade && !onlyCore) { 2338 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2339 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2340 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2341 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2342 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2343 } 2344 } 2345 ver.fingerprint = Build.FINGERPRINT; 2346 } 2347 2348 checkDefaultBrowser(); 2349 2350 // clear only after permissions and other defaults have been updated 2351 mExistingSystemPackages.clear(); 2352 mPromoteSystemApps = false; 2353 2354 // All the changes are done during package scanning. 2355 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2356 2357 // can downgrade to reader 2358 mSettings.writeLPr(); 2359 2360 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2361 SystemClock.uptimeMillis()); 2362 2363 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2364 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2365 2366 mInstallerService = new PackageInstallerService(context, this); 2367 2368 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2369 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2370 mIntentFilterVerifierComponent); 2371 2372 } // synchronized (mPackages) 2373 } // synchronized (mInstallLock) 2374 2375 // Now after opening every single application zip, make sure they 2376 // are all flushed. Not really needed, but keeps things nice and 2377 // tidy. 2378 Runtime.getRuntime().gc(); 2379 2380 // Expose private service for system components to use. 2381 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2382 } 2383 2384 @Override 2385 public boolean isFirstBoot() { 2386 return !mRestoredSettings; 2387 } 2388 2389 @Override 2390 public boolean isOnlyCoreApps() { 2391 return mOnlyCore; 2392 } 2393 2394 @Override 2395 public boolean isUpgrade() { 2396 return mIsUpgrade; 2397 } 2398 2399 private String getRequiredVerifierLPr() { 2400 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2401 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2402 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2403 2404 String requiredVerifier = null; 2405 2406 final int N = receivers.size(); 2407 for (int i = 0; i < N; i++) { 2408 final ResolveInfo info = receivers.get(i); 2409 2410 if (info.activityInfo == null) { 2411 continue; 2412 } 2413 2414 final String packageName = info.activityInfo.packageName; 2415 2416 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2417 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2418 continue; 2419 } 2420 2421 if (requiredVerifier != null) { 2422 throw new RuntimeException("There can be only one required verifier"); 2423 } 2424 2425 requiredVerifier = packageName; 2426 } 2427 2428 return requiredVerifier; 2429 } 2430 2431 private String getRequiredInstallerLPr() { 2432 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2433 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2434 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2435 2436 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2437 PACKAGE_MIME_TYPE, 0, 0); 2438 2439 String requiredInstaller = null; 2440 2441 final int N = installers.size(); 2442 for (int i = 0; i < N; i++) { 2443 final ResolveInfo info = installers.get(i); 2444 final String packageName = info.activityInfo.packageName; 2445 2446 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2447 continue; 2448 } 2449 2450 if (requiredInstaller != null) { 2451 throw new RuntimeException("There must be one required installer"); 2452 } 2453 2454 requiredInstaller = packageName; 2455 } 2456 2457 if (requiredInstaller == null) { 2458 throw new RuntimeException("There must be one required installer"); 2459 } 2460 2461 return requiredInstaller; 2462 } 2463 2464 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2465 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2466 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2467 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2468 2469 ComponentName verifierComponentName = null; 2470 2471 int priority = -1000; 2472 final int N = receivers.size(); 2473 for (int i = 0; i < N; i++) { 2474 final ResolveInfo info = receivers.get(i); 2475 2476 if (info.activityInfo == null) { 2477 continue; 2478 } 2479 2480 final String packageName = info.activityInfo.packageName; 2481 2482 final PackageSetting ps = mSettings.mPackages.get(packageName); 2483 if (ps == null) { 2484 continue; 2485 } 2486 2487 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2488 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2489 continue; 2490 } 2491 2492 // Select the IntentFilterVerifier with the highest priority 2493 if (priority < info.priority) { 2494 priority = info.priority; 2495 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2496 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2497 + verifierComponentName + " with priority: " + info.priority); 2498 } 2499 } 2500 2501 return verifierComponentName; 2502 } 2503 2504 private void primeDomainVerificationsLPw(int userId) { 2505 if (DEBUG_DOMAIN_VERIFICATION) { 2506 Slog.d(TAG, "Priming domain verifications in user " + userId); 2507 } 2508 2509 SystemConfig systemConfig = SystemConfig.getInstance(); 2510 ArraySet<String> packages = systemConfig.getLinkedApps(); 2511 ArraySet<String> domains = new ArraySet<String>(); 2512 2513 for (String packageName : packages) { 2514 PackageParser.Package pkg = mPackages.get(packageName); 2515 if (pkg != null) { 2516 if (!pkg.isSystemApp()) { 2517 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2518 continue; 2519 } 2520 2521 domains.clear(); 2522 for (PackageParser.Activity a : pkg.activities) { 2523 for (ActivityIntentInfo filter : a.intents) { 2524 if (hasValidDomains(filter)) { 2525 domains.addAll(filter.getHostsList()); 2526 } 2527 } 2528 } 2529 2530 if (domains.size() > 0) { 2531 if (DEBUG_DOMAIN_VERIFICATION) { 2532 Slog.v(TAG, " + " + packageName); 2533 } 2534 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2535 // state w.r.t. the formal app-linkage "no verification attempted" state; 2536 // and then 'always' in the per-user state actually used for intent resolution. 2537 final IntentFilterVerificationInfo ivi; 2538 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2539 new ArrayList<String>(domains)); 2540 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2541 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2542 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2543 } else { 2544 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2545 + "' does not handle web links"); 2546 } 2547 } else { 2548 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2549 } 2550 } 2551 2552 scheduleWritePackageRestrictionsLocked(userId); 2553 scheduleWriteSettingsLocked(); 2554 } 2555 2556 private void applyFactoryDefaultBrowserLPw(int userId) { 2557 // The default browser app's package name is stored in a string resource, 2558 // with a product-specific overlay used for vendor customization. 2559 String browserPkg = mContext.getResources().getString( 2560 com.android.internal.R.string.default_browser); 2561 if (!TextUtils.isEmpty(browserPkg)) { 2562 // non-empty string => required to be a known package 2563 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2564 if (ps == null) { 2565 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2566 browserPkg = null; 2567 } else { 2568 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2569 } 2570 } 2571 2572 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2573 // default. If there's more than one, just leave everything alone. 2574 if (browserPkg == null) { 2575 calculateDefaultBrowserLPw(userId); 2576 } 2577 } 2578 2579 private void calculateDefaultBrowserLPw(int userId) { 2580 List<String> allBrowsers = resolveAllBrowserApps(userId); 2581 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2582 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2583 } 2584 2585 private List<String> resolveAllBrowserApps(int userId) { 2586 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2587 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2588 PackageManager.MATCH_ALL, userId); 2589 2590 final int count = list.size(); 2591 List<String> result = new ArrayList<String>(count); 2592 for (int i=0; i<count; i++) { 2593 ResolveInfo info = list.get(i); 2594 if (info.activityInfo == null 2595 || !info.handleAllWebDataURI 2596 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2597 || result.contains(info.activityInfo.packageName)) { 2598 continue; 2599 } 2600 result.add(info.activityInfo.packageName); 2601 } 2602 2603 return result; 2604 } 2605 2606 private boolean packageIsBrowser(String packageName, int userId) { 2607 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2608 PackageManager.MATCH_ALL, userId); 2609 final int N = list.size(); 2610 for (int i = 0; i < N; i++) { 2611 ResolveInfo info = list.get(i); 2612 if (packageName.equals(info.activityInfo.packageName)) { 2613 return true; 2614 } 2615 } 2616 return false; 2617 } 2618 2619 private void checkDefaultBrowser() { 2620 final int myUserId = UserHandle.myUserId(); 2621 final String packageName = getDefaultBrowserPackageName(myUserId); 2622 if (packageName != null) { 2623 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2624 if (info == null) { 2625 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2626 synchronized (mPackages) { 2627 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2628 } 2629 } 2630 } 2631 } 2632 2633 @Override 2634 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2635 throws RemoteException { 2636 try { 2637 return super.onTransact(code, data, reply, flags); 2638 } catch (RuntimeException e) { 2639 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2640 Slog.wtf(TAG, "Package Manager Crash", e); 2641 } 2642 throw e; 2643 } 2644 } 2645 2646 void cleanupInstallFailedPackage(PackageSetting ps) { 2647 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2648 2649 removeDataDirsLI(ps.volumeUuid, ps.name); 2650 if (ps.codePath != null) { 2651 if (ps.codePath.isDirectory()) { 2652 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2653 } else { 2654 ps.codePath.delete(); 2655 } 2656 } 2657 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2658 if (ps.resourcePath.isDirectory()) { 2659 FileUtils.deleteContents(ps.resourcePath); 2660 } 2661 ps.resourcePath.delete(); 2662 } 2663 mSettings.removePackageLPw(ps.name); 2664 } 2665 2666 static int[] appendInts(int[] cur, int[] add) { 2667 if (add == null) return cur; 2668 if (cur == null) return add; 2669 final int N = add.length; 2670 for (int i=0; i<N; i++) { 2671 cur = appendInt(cur, add[i]); 2672 } 2673 return cur; 2674 } 2675 2676 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2677 if (!sUserManager.exists(userId)) return null; 2678 final PackageSetting ps = (PackageSetting) p.mExtras; 2679 if (ps == null) { 2680 return null; 2681 } 2682 2683 final PermissionsState permissionsState = ps.getPermissionsState(); 2684 2685 final int[] gids = permissionsState.computeGids(userId); 2686 final Set<String> permissions = permissionsState.getPermissions(userId); 2687 final PackageUserState state = ps.readUserState(userId); 2688 2689 return PackageParser.generatePackageInfo(p, gids, flags, 2690 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2691 } 2692 2693 @Override 2694 public boolean isPackageFrozen(String packageName) { 2695 synchronized (mPackages) { 2696 final PackageSetting ps = mSettings.mPackages.get(packageName); 2697 if (ps != null) { 2698 return ps.frozen; 2699 } 2700 } 2701 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2702 return true; 2703 } 2704 2705 @Override 2706 public boolean isPackageAvailable(String packageName, int userId) { 2707 if (!sUserManager.exists(userId)) return false; 2708 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2709 synchronized (mPackages) { 2710 PackageParser.Package p = mPackages.get(packageName); 2711 if (p != null) { 2712 final PackageSetting ps = (PackageSetting) p.mExtras; 2713 if (ps != null) { 2714 final PackageUserState state = ps.readUserState(userId); 2715 if (state != null) { 2716 return PackageParser.isAvailable(state); 2717 } 2718 } 2719 } 2720 } 2721 return false; 2722 } 2723 2724 @Override 2725 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2726 if (!sUserManager.exists(userId)) return null; 2727 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2728 // reader 2729 synchronized (mPackages) { 2730 PackageParser.Package p = mPackages.get(packageName); 2731 if (DEBUG_PACKAGE_INFO) 2732 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2733 if (p != null) { 2734 return generatePackageInfo(p, flags, userId); 2735 } 2736 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2737 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2738 } 2739 } 2740 return null; 2741 } 2742 2743 @Override 2744 public String[] currentToCanonicalPackageNames(String[] names) { 2745 String[] out = new String[names.length]; 2746 // reader 2747 synchronized (mPackages) { 2748 for (int i=names.length-1; i>=0; i--) { 2749 PackageSetting ps = mSettings.mPackages.get(names[i]); 2750 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2751 } 2752 } 2753 return out; 2754 } 2755 2756 @Override 2757 public String[] canonicalToCurrentPackageNames(String[] names) { 2758 String[] out = new String[names.length]; 2759 // reader 2760 synchronized (mPackages) { 2761 for (int i=names.length-1; i>=0; i--) { 2762 String cur = mSettings.mRenamedPackages.get(names[i]); 2763 out[i] = cur != null ? cur : names[i]; 2764 } 2765 } 2766 return out; 2767 } 2768 2769 @Override 2770 public int getPackageUid(String packageName, int userId) { 2771 if (!sUserManager.exists(userId)) return -1; 2772 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2773 2774 // reader 2775 synchronized (mPackages) { 2776 PackageParser.Package p = mPackages.get(packageName); 2777 if(p != null) { 2778 return UserHandle.getUid(userId, p.applicationInfo.uid); 2779 } 2780 PackageSetting ps = mSettings.mPackages.get(packageName); 2781 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2782 return -1; 2783 } 2784 p = ps.pkg; 2785 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2786 } 2787 } 2788 2789 @Override 2790 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2791 if (!sUserManager.exists(userId)) { 2792 return null; 2793 } 2794 2795 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2796 "getPackageGids"); 2797 2798 // reader 2799 synchronized (mPackages) { 2800 PackageParser.Package p = mPackages.get(packageName); 2801 if (DEBUG_PACKAGE_INFO) { 2802 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2803 } 2804 if (p != null) { 2805 PackageSetting ps = (PackageSetting) p.mExtras; 2806 return ps.getPermissionsState().computeGids(userId); 2807 } 2808 } 2809 2810 return null; 2811 } 2812 2813 static PermissionInfo generatePermissionInfo( 2814 BasePermission bp, int flags) { 2815 if (bp.perm != null) { 2816 return PackageParser.generatePermissionInfo(bp.perm, flags); 2817 } 2818 PermissionInfo pi = new PermissionInfo(); 2819 pi.name = bp.name; 2820 pi.packageName = bp.sourcePackage; 2821 pi.nonLocalizedLabel = bp.name; 2822 pi.protectionLevel = bp.protectionLevel; 2823 return pi; 2824 } 2825 2826 @Override 2827 public PermissionInfo getPermissionInfo(String name, int flags) { 2828 // reader 2829 synchronized (mPackages) { 2830 final BasePermission p = mSettings.mPermissions.get(name); 2831 if (p != null) { 2832 return generatePermissionInfo(p, flags); 2833 } 2834 return null; 2835 } 2836 } 2837 2838 @Override 2839 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2840 // reader 2841 synchronized (mPackages) { 2842 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2843 for (BasePermission p : mSettings.mPermissions.values()) { 2844 if (group == null) { 2845 if (p.perm == null || p.perm.info.group == null) { 2846 out.add(generatePermissionInfo(p, flags)); 2847 } 2848 } else { 2849 if (p.perm != null && group.equals(p.perm.info.group)) { 2850 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2851 } 2852 } 2853 } 2854 2855 if (out.size() > 0) { 2856 return out; 2857 } 2858 return mPermissionGroups.containsKey(group) ? out : null; 2859 } 2860 } 2861 2862 @Override 2863 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2864 // reader 2865 synchronized (mPackages) { 2866 return PackageParser.generatePermissionGroupInfo( 2867 mPermissionGroups.get(name), flags); 2868 } 2869 } 2870 2871 @Override 2872 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2873 // reader 2874 synchronized (mPackages) { 2875 final int N = mPermissionGroups.size(); 2876 ArrayList<PermissionGroupInfo> out 2877 = new ArrayList<PermissionGroupInfo>(N); 2878 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2879 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2880 } 2881 return out; 2882 } 2883 } 2884 2885 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2886 int userId) { 2887 if (!sUserManager.exists(userId)) return null; 2888 PackageSetting ps = mSettings.mPackages.get(packageName); 2889 if (ps != null) { 2890 if (ps.pkg == null) { 2891 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2892 flags, userId); 2893 if (pInfo != null) { 2894 return pInfo.applicationInfo; 2895 } 2896 return null; 2897 } 2898 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2899 ps.readUserState(userId), userId); 2900 } 2901 return null; 2902 } 2903 2904 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2905 int userId) { 2906 if (!sUserManager.exists(userId)) return null; 2907 PackageSetting ps = mSettings.mPackages.get(packageName); 2908 if (ps != null) { 2909 PackageParser.Package pkg = ps.pkg; 2910 if (pkg == null) { 2911 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2912 return null; 2913 } 2914 // Only data remains, so we aren't worried about code paths 2915 pkg = new PackageParser.Package(packageName); 2916 pkg.applicationInfo.packageName = packageName; 2917 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2918 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2919 pkg.applicationInfo.dataDir = Environment 2920 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2921 .getAbsolutePath(); 2922 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2923 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2924 } 2925 return generatePackageInfo(pkg, flags, userId); 2926 } 2927 return null; 2928 } 2929 2930 @Override 2931 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2932 if (!sUserManager.exists(userId)) return null; 2933 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2934 // writer 2935 synchronized (mPackages) { 2936 PackageParser.Package p = mPackages.get(packageName); 2937 if (DEBUG_PACKAGE_INFO) Log.v( 2938 TAG, "getApplicationInfo " + packageName 2939 + ": " + p); 2940 if (p != null) { 2941 PackageSetting ps = mSettings.mPackages.get(packageName); 2942 if (ps == null) return null; 2943 // Note: isEnabledLP() does not apply here - always return info 2944 return PackageParser.generateApplicationInfo( 2945 p, flags, ps.readUserState(userId), userId); 2946 } 2947 if ("android".equals(packageName)||"system".equals(packageName)) { 2948 return mAndroidApplication; 2949 } 2950 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2951 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2952 } 2953 } 2954 return null; 2955 } 2956 2957 @Override 2958 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2959 final IPackageDataObserver observer) { 2960 mContext.enforceCallingOrSelfPermission( 2961 android.Manifest.permission.CLEAR_APP_CACHE, null); 2962 // Queue up an async operation since clearing cache may take a little while. 2963 mHandler.post(new Runnable() { 2964 public void run() { 2965 mHandler.removeCallbacks(this); 2966 int retCode = -1; 2967 synchronized (mInstallLock) { 2968 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2969 if (retCode < 0) { 2970 Slog.w(TAG, "Couldn't clear application caches"); 2971 } 2972 } 2973 if (observer != null) { 2974 try { 2975 observer.onRemoveCompleted(null, (retCode >= 0)); 2976 } catch (RemoteException e) { 2977 Slog.w(TAG, "RemoveException when invoking call back"); 2978 } 2979 } 2980 } 2981 }); 2982 } 2983 2984 @Override 2985 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2986 final IntentSender pi) { 2987 mContext.enforceCallingOrSelfPermission( 2988 android.Manifest.permission.CLEAR_APP_CACHE, null); 2989 // Queue up an async operation since clearing cache may take a little while. 2990 mHandler.post(new Runnable() { 2991 public void run() { 2992 mHandler.removeCallbacks(this); 2993 int retCode = -1; 2994 synchronized (mInstallLock) { 2995 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2996 if (retCode < 0) { 2997 Slog.w(TAG, "Couldn't clear application caches"); 2998 } 2999 } 3000 if(pi != null) { 3001 try { 3002 // Callback via pending intent 3003 int code = (retCode >= 0) ? 1 : 0; 3004 pi.sendIntent(null, code, null, 3005 null, null); 3006 } catch (SendIntentException e1) { 3007 Slog.i(TAG, "Failed to send pending intent"); 3008 } 3009 } 3010 } 3011 }); 3012 } 3013 3014 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3015 synchronized (mInstallLock) { 3016 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3017 throw new IOException("Failed to free enough space"); 3018 } 3019 } 3020 } 3021 3022 @Override 3023 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3024 if (!sUserManager.exists(userId)) return null; 3025 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3026 synchronized (mPackages) { 3027 PackageParser.Activity a = mActivities.mActivities.get(component); 3028 3029 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3030 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3031 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3032 if (ps == null) return null; 3033 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3034 userId); 3035 } 3036 if (mResolveComponentName.equals(component)) { 3037 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3038 new PackageUserState(), userId); 3039 } 3040 } 3041 return null; 3042 } 3043 3044 @Override 3045 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3046 String resolvedType) { 3047 synchronized (mPackages) { 3048 if (component.equals(mResolveComponentName)) { 3049 // The resolver supports EVERYTHING! 3050 return true; 3051 } 3052 PackageParser.Activity a = mActivities.mActivities.get(component); 3053 if (a == null) { 3054 return false; 3055 } 3056 for (int i=0; i<a.intents.size(); i++) { 3057 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3058 intent.getData(), intent.getCategories(), TAG) >= 0) { 3059 return true; 3060 } 3061 } 3062 return false; 3063 } 3064 } 3065 3066 @Override 3067 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3068 if (!sUserManager.exists(userId)) return null; 3069 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3070 synchronized (mPackages) { 3071 PackageParser.Activity a = mReceivers.mActivities.get(component); 3072 if (DEBUG_PACKAGE_INFO) Log.v( 3073 TAG, "getReceiverInfo " + component + ": " + a); 3074 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3075 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3076 if (ps == null) return null; 3077 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3078 userId); 3079 } 3080 } 3081 return null; 3082 } 3083 3084 @Override 3085 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3086 if (!sUserManager.exists(userId)) return null; 3087 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3088 synchronized (mPackages) { 3089 PackageParser.Service s = mServices.mServices.get(component); 3090 if (DEBUG_PACKAGE_INFO) Log.v( 3091 TAG, "getServiceInfo " + component + ": " + s); 3092 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3093 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3094 if (ps == null) return null; 3095 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3096 userId); 3097 } 3098 } 3099 return null; 3100 } 3101 3102 @Override 3103 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3104 if (!sUserManager.exists(userId)) return null; 3105 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3106 synchronized (mPackages) { 3107 PackageParser.Provider p = mProviders.mProviders.get(component); 3108 if (DEBUG_PACKAGE_INFO) Log.v( 3109 TAG, "getProviderInfo " + component + ": " + p); 3110 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3111 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3112 if (ps == null) return null; 3113 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3114 userId); 3115 } 3116 } 3117 return null; 3118 } 3119 3120 @Override 3121 public String[] getSystemSharedLibraryNames() { 3122 Set<String> libSet; 3123 synchronized (mPackages) { 3124 libSet = mSharedLibraries.keySet(); 3125 int size = libSet.size(); 3126 if (size > 0) { 3127 String[] libs = new String[size]; 3128 libSet.toArray(libs); 3129 return libs; 3130 } 3131 } 3132 return null; 3133 } 3134 3135 /** 3136 * @hide 3137 */ 3138 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3139 synchronized (mPackages) { 3140 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3141 if (lib != null && lib.apk != null) { 3142 return mPackages.get(lib.apk); 3143 } 3144 } 3145 return null; 3146 } 3147 3148 @Override 3149 public FeatureInfo[] getSystemAvailableFeatures() { 3150 Collection<FeatureInfo> featSet; 3151 synchronized (mPackages) { 3152 featSet = mAvailableFeatures.values(); 3153 int size = featSet.size(); 3154 if (size > 0) { 3155 FeatureInfo[] features = new FeatureInfo[size+1]; 3156 featSet.toArray(features); 3157 FeatureInfo fi = new FeatureInfo(); 3158 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3159 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3160 features[size] = fi; 3161 return features; 3162 } 3163 } 3164 return null; 3165 } 3166 3167 @Override 3168 public boolean hasSystemFeature(String name) { 3169 synchronized (mPackages) { 3170 return mAvailableFeatures.containsKey(name); 3171 } 3172 } 3173 3174 private void checkValidCaller(int uid, int userId) { 3175 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3176 return; 3177 3178 throw new SecurityException("Caller uid=" + uid 3179 + " is not privileged to communicate with user=" + userId); 3180 } 3181 3182 @Override 3183 public int checkPermission(String permName, String pkgName, int userId) { 3184 if (!sUserManager.exists(userId)) { 3185 return PackageManager.PERMISSION_DENIED; 3186 } 3187 3188 synchronized (mPackages) { 3189 final PackageParser.Package p = mPackages.get(pkgName); 3190 if (p != null && p.mExtras != null) { 3191 final PackageSetting ps = (PackageSetting) p.mExtras; 3192 final PermissionsState permissionsState = ps.getPermissionsState(); 3193 if (permissionsState.hasPermission(permName, userId)) { 3194 return PackageManager.PERMISSION_GRANTED; 3195 } 3196 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3197 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3198 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3199 return PackageManager.PERMISSION_GRANTED; 3200 } 3201 } 3202 } 3203 3204 return PackageManager.PERMISSION_DENIED; 3205 } 3206 3207 @Override 3208 public int checkUidPermission(String permName, int uid) { 3209 final int userId = UserHandle.getUserId(uid); 3210 3211 if (!sUserManager.exists(userId)) { 3212 return PackageManager.PERMISSION_DENIED; 3213 } 3214 3215 synchronized (mPackages) { 3216 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3217 if (obj != null) { 3218 final SettingBase ps = (SettingBase) obj; 3219 final PermissionsState permissionsState = ps.getPermissionsState(); 3220 if (permissionsState.hasPermission(permName, userId)) { 3221 return PackageManager.PERMISSION_GRANTED; 3222 } 3223 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3224 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3225 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3226 return PackageManager.PERMISSION_GRANTED; 3227 } 3228 } else { 3229 ArraySet<String> perms = mSystemPermissions.get(uid); 3230 if (perms != null) { 3231 if (perms.contains(permName)) { 3232 return PackageManager.PERMISSION_GRANTED; 3233 } 3234 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3235 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3236 return PackageManager.PERMISSION_GRANTED; 3237 } 3238 } 3239 } 3240 } 3241 3242 return PackageManager.PERMISSION_DENIED; 3243 } 3244 3245 @Override 3246 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3247 if (UserHandle.getCallingUserId() != userId) { 3248 mContext.enforceCallingPermission( 3249 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3250 "isPermissionRevokedByPolicy for user " + userId); 3251 } 3252 3253 if (checkPermission(permission, packageName, userId) 3254 == PackageManager.PERMISSION_GRANTED) { 3255 return false; 3256 } 3257 3258 final long identity = Binder.clearCallingIdentity(); 3259 try { 3260 final int flags = getPermissionFlags(permission, packageName, userId); 3261 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3262 } finally { 3263 Binder.restoreCallingIdentity(identity); 3264 } 3265 } 3266 3267 @Override 3268 public String getPermissionControllerPackageName() { 3269 synchronized (mPackages) { 3270 return mRequiredInstallerPackage; 3271 } 3272 } 3273 3274 /** 3275 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3276 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3277 * @param checkShell TODO(yamasani): 3278 * @param message the message to log on security exception 3279 */ 3280 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3281 boolean checkShell, String message) { 3282 if (userId < 0) { 3283 throw new IllegalArgumentException("Invalid userId " + userId); 3284 } 3285 if (checkShell) { 3286 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3287 } 3288 if (userId == UserHandle.getUserId(callingUid)) return; 3289 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3290 if (requireFullPermission) { 3291 mContext.enforceCallingOrSelfPermission( 3292 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3293 } else { 3294 try { 3295 mContext.enforceCallingOrSelfPermission( 3296 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3297 } catch (SecurityException se) { 3298 mContext.enforceCallingOrSelfPermission( 3299 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3300 } 3301 } 3302 } 3303 } 3304 3305 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3306 if (callingUid == Process.SHELL_UID) { 3307 if (userHandle >= 0 3308 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3309 throw new SecurityException("Shell does not have permission to access user " 3310 + userHandle); 3311 } else if (userHandle < 0) { 3312 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3313 + Debug.getCallers(3)); 3314 } 3315 } 3316 } 3317 3318 private BasePermission findPermissionTreeLP(String permName) { 3319 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3320 if (permName.startsWith(bp.name) && 3321 permName.length() > bp.name.length() && 3322 permName.charAt(bp.name.length()) == '.') { 3323 return bp; 3324 } 3325 } 3326 return null; 3327 } 3328 3329 private BasePermission checkPermissionTreeLP(String permName) { 3330 if (permName != null) { 3331 BasePermission bp = findPermissionTreeLP(permName); 3332 if (bp != null) { 3333 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3334 return bp; 3335 } 3336 throw new SecurityException("Calling uid " 3337 + Binder.getCallingUid() 3338 + " is not allowed to add to permission tree " 3339 + bp.name + " owned by uid " + bp.uid); 3340 } 3341 } 3342 throw new SecurityException("No permission tree found for " + permName); 3343 } 3344 3345 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3346 if (s1 == null) { 3347 return s2 == null; 3348 } 3349 if (s2 == null) { 3350 return false; 3351 } 3352 if (s1.getClass() != s2.getClass()) { 3353 return false; 3354 } 3355 return s1.equals(s2); 3356 } 3357 3358 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3359 if (pi1.icon != pi2.icon) return false; 3360 if (pi1.logo != pi2.logo) return false; 3361 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3362 if (!compareStrings(pi1.name, pi2.name)) return false; 3363 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3364 // We'll take care of setting this one. 3365 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3366 // These are not currently stored in settings. 3367 //if (!compareStrings(pi1.group, pi2.group)) return false; 3368 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3369 //if (pi1.labelRes != pi2.labelRes) return false; 3370 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3371 return true; 3372 } 3373 3374 int permissionInfoFootprint(PermissionInfo info) { 3375 int size = info.name.length(); 3376 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3377 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3378 return size; 3379 } 3380 3381 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3382 int size = 0; 3383 for (BasePermission perm : mSettings.mPermissions.values()) { 3384 if (perm.uid == tree.uid) { 3385 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3386 } 3387 } 3388 return size; 3389 } 3390 3391 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3392 // We calculate the max size of permissions defined by this uid and throw 3393 // if that plus the size of 'info' would exceed our stated maximum. 3394 if (tree.uid != Process.SYSTEM_UID) { 3395 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3396 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3397 throw new SecurityException("Permission tree size cap exceeded"); 3398 } 3399 } 3400 } 3401 3402 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3403 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3404 throw new SecurityException("Label must be specified in permission"); 3405 } 3406 BasePermission tree = checkPermissionTreeLP(info.name); 3407 BasePermission bp = mSettings.mPermissions.get(info.name); 3408 boolean added = bp == null; 3409 boolean changed = true; 3410 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3411 if (added) { 3412 enforcePermissionCapLocked(info, tree); 3413 bp = new BasePermission(info.name, tree.sourcePackage, 3414 BasePermission.TYPE_DYNAMIC); 3415 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3416 throw new SecurityException( 3417 "Not allowed to modify non-dynamic permission " 3418 + info.name); 3419 } else { 3420 if (bp.protectionLevel == fixedLevel 3421 && bp.perm.owner.equals(tree.perm.owner) 3422 && bp.uid == tree.uid 3423 && comparePermissionInfos(bp.perm.info, info)) { 3424 changed = false; 3425 } 3426 } 3427 bp.protectionLevel = fixedLevel; 3428 info = new PermissionInfo(info); 3429 info.protectionLevel = fixedLevel; 3430 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3431 bp.perm.info.packageName = tree.perm.info.packageName; 3432 bp.uid = tree.uid; 3433 if (added) { 3434 mSettings.mPermissions.put(info.name, bp); 3435 } 3436 if (changed) { 3437 if (!async) { 3438 mSettings.writeLPr(); 3439 } else { 3440 scheduleWriteSettingsLocked(); 3441 } 3442 } 3443 return added; 3444 } 3445 3446 @Override 3447 public boolean addPermission(PermissionInfo info) { 3448 synchronized (mPackages) { 3449 return addPermissionLocked(info, false); 3450 } 3451 } 3452 3453 @Override 3454 public boolean addPermissionAsync(PermissionInfo info) { 3455 synchronized (mPackages) { 3456 return addPermissionLocked(info, true); 3457 } 3458 } 3459 3460 @Override 3461 public void removePermission(String name) { 3462 synchronized (mPackages) { 3463 checkPermissionTreeLP(name); 3464 BasePermission bp = mSettings.mPermissions.get(name); 3465 if (bp != null) { 3466 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3467 throw new SecurityException( 3468 "Not allowed to modify non-dynamic permission " 3469 + name); 3470 } 3471 mSettings.mPermissions.remove(name); 3472 mSettings.writeLPr(); 3473 } 3474 } 3475 } 3476 3477 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3478 BasePermission bp) { 3479 int index = pkg.requestedPermissions.indexOf(bp.name); 3480 if (index == -1) { 3481 throw new SecurityException("Package " + pkg.packageName 3482 + " has not requested permission " + bp.name); 3483 } 3484 if (!bp.isRuntime() && !bp.isDevelopment()) { 3485 throw new SecurityException("Permission " + bp.name 3486 + " is not a changeable permission type"); 3487 } 3488 } 3489 3490 @Override 3491 public void grantRuntimePermission(String packageName, String name, final int userId) { 3492 if (!sUserManager.exists(userId)) { 3493 Log.e(TAG, "No such user:" + userId); 3494 return; 3495 } 3496 3497 mContext.enforceCallingOrSelfPermission( 3498 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3499 "grantRuntimePermission"); 3500 3501 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3502 "grantRuntimePermission"); 3503 3504 final int uid; 3505 final SettingBase sb; 3506 3507 synchronized (mPackages) { 3508 final PackageParser.Package pkg = mPackages.get(packageName); 3509 if (pkg == null) { 3510 throw new IllegalArgumentException("Unknown package: " + packageName); 3511 } 3512 3513 final BasePermission bp = mSettings.mPermissions.get(name); 3514 if (bp == null) { 3515 throw new IllegalArgumentException("Unknown permission: " + name); 3516 } 3517 3518 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3519 3520 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3521 sb = (SettingBase) pkg.mExtras; 3522 if (sb == null) { 3523 throw new IllegalArgumentException("Unknown package: " + packageName); 3524 } 3525 3526 final PermissionsState permissionsState = sb.getPermissionsState(); 3527 3528 final int flags = permissionsState.getPermissionFlags(name, userId); 3529 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3530 throw new SecurityException("Cannot grant system fixed permission: " 3531 + name + " for package: " + packageName); 3532 } 3533 3534 if (bp.isDevelopment()) { 3535 // Development permissions must be handled specially, since they are not 3536 // normal runtime permissions. For now they apply to all users. 3537 if (permissionsState.grantInstallPermission(bp) != 3538 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3539 scheduleWriteSettingsLocked(); 3540 } 3541 return; 3542 } 3543 3544 final int result = permissionsState.grantRuntimePermission(bp, userId); 3545 switch (result) { 3546 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3547 return; 3548 } 3549 3550 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3551 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3552 mHandler.post(new Runnable() { 3553 @Override 3554 public void run() { 3555 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3556 } 3557 }); 3558 } break; 3559 } 3560 3561 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3562 3563 // Not critical if that is lost - app has to request again. 3564 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3565 } 3566 3567 // Only need to do this if user is initialized. Otherwise it's a new user 3568 // and there are no processes running as the user yet and there's no need 3569 // to make an expensive call to remount processes for the changed permissions. 3570 if (READ_EXTERNAL_STORAGE.equals(name) 3571 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3572 final long token = Binder.clearCallingIdentity(); 3573 try { 3574 if (sUserManager.isInitialized(userId)) { 3575 MountServiceInternal mountServiceInternal = LocalServices.getService( 3576 MountServiceInternal.class); 3577 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3578 } 3579 } finally { 3580 Binder.restoreCallingIdentity(token); 3581 } 3582 } 3583 } 3584 3585 @Override 3586 public void revokeRuntimePermission(String packageName, String name, int userId) { 3587 if (!sUserManager.exists(userId)) { 3588 Log.e(TAG, "No such user:" + userId); 3589 return; 3590 } 3591 3592 mContext.enforceCallingOrSelfPermission( 3593 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3594 "revokeRuntimePermission"); 3595 3596 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3597 "revokeRuntimePermission"); 3598 3599 final int appId; 3600 3601 synchronized (mPackages) { 3602 final PackageParser.Package pkg = mPackages.get(packageName); 3603 if (pkg == null) { 3604 throw new IllegalArgumentException("Unknown package: " + packageName); 3605 } 3606 3607 final BasePermission bp = mSettings.mPermissions.get(name); 3608 if (bp == null) { 3609 throw new IllegalArgumentException("Unknown permission: " + name); 3610 } 3611 3612 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3613 3614 SettingBase sb = (SettingBase) pkg.mExtras; 3615 if (sb == null) { 3616 throw new IllegalArgumentException("Unknown package: " + packageName); 3617 } 3618 3619 final PermissionsState permissionsState = sb.getPermissionsState(); 3620 3621 final int flags = permissionsState.getPermissionFlags(name, userId); 3622 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3623 throw new SecurityException("Cannot revoke system fixed permission: " 3624 + name + " for package: " + packageName); 3625 } 3626 3627 if (bp.isDevelopment()) { 3628 // Development permissions must be handled specially, since they are not 3629 // normal runtime permissions. For now they apply to all users. 3630 if (permissionsState.revokeInstallPermission(bp) != 3631 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3632 scheduleWriteSettingsLocked(); 3633 } 3634 return; 3635 } 3636 3637 if (permissionsState.revokeRuntimePermission(bp, userId) == 3638 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3639 return; 3640 } 3641 3642 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3643 3644 // Critical, after this call app should never have the permission. 3645 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3646 3647 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3648 } 3649 3650 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3651 } 3652 3653 @Override 3654 public void resetRuntimePermissions() { 3655 mContext.enforceCallingOrSelfPermission( 3656 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3657 "revokeRuntimePermission"); 3658 3659 int callingUid = Binder.getCallingUid(); 3660 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3661 mContext.enforceCallingOrSelfPermission( 3662 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3663 "resetRuntimePermissions"); 3664 } 3665 3666 synchronized (mPackages) { 3667 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3668 for (int userId : UserManagerService.getInstance().getUserIds()) { 3669 final int packageCount = mPackages.size(); 3670 for (int i = 0; i < packageCount; i++) { 3671 PackageParser.Package pkg = mPackages.valueAt(i); 3672 if (!(pkg.mExtras instanceof PackageSetting)) { 3673 continue; 3674 } 3675 PackageSetting ps = (PackageSetting) pkg.mExtras; 3676 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3677 } 3678 } 3679 } 3680 } 3681 3682 @Override 3683 public int getPermissionFlags(String name, String packageName, int userId) { 3684 if (!sUserManager.exists(userId)) { 3685 return 0; 3686 } 3687 3688 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3689 3690 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3691 "getPermissionFlags"); 3692 3693 synchronized (mPackages) { 3694 final PackageParser.Package pkg = mPackages.get(packageName); 3695 if (pkg == null) { 3696 throw new IllegalArgumentException("Unknown package: " + packageName); 3697 } 3698 3699 final BasePermission bp = mSettings.mPermissions.get(name); 3700 if (bp == null) { 3701 throw new IllegalArgumentException("Unknown permission: " + name); 3702 } 3703 3704 SettingBase sb = (SettingBase) pkg.mExtras; 3705 if (sb == null) { 3706 throw new IllegalArgumentException("Unknown package: " + packageName); 3707 } 3708 3709 PermissionsState permissionsState = sb.getPermissionsState(); 3710 return permissionsState.getPermissionFlags(name, userId); 3711 } 3712 } 3713 3714 @Override 3715 public void updatePermissionFlags(String name, String packageName, int flagMask, 3716 int flagValues, int userId) { 3717 if (!sUserManager.exists(userId)) { 3718 return; 3719 } 3720 3721 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3722 3723 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3724 "updatePermissionFlags"); 3725 3726 // Only the system can change these flags and nothing else. 3727 if (getCallingUid() != Process.SYSTEM_UID) { 3728 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3729 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3730 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3731 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3732 } 3733 3734 synchronized (mPackages) { 3735 final PackageParser.Package pkg = mPackages.get(packageName); 3736 if (pkg == null) { 3737 throw new IllegalArgumentException("Unknown package: " + packageName); 3738 } 3739 3740 final BasePermission bp = mSettings.mPermissions.get(name); 3741 if (bp == null) { 3742 throw new IllegalArgumentException("Unknown permission: " + name); 3743 } 3744 3745 SettingBase sb = (SettingBase) pkg.mExtras; 3746 if (sb == null) { 3747 throw new IllegalArgumentException("Unknown package: " + packageName); 3748 } 3749 3750 PermissionsState permissionsState = sb.getPermissionsState(); 3751 3752 // Only the package manager can change flags for system component permissions. 3753 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3754 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3755 return; 3756 } 3757 3758 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3759 3760 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3761 // Install and runtime permissions are stored in different places, 3762 // so figure out what permission changed and persist the change. 3763 if (permissionsState.getInstallPermissionState(name) != null) { 3764 scheduleWriteSettingsLocked(); 3765 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3766 || hadState) { 3767 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3768 } 3769 } 3770 } 3771 } 3772 3773 /** 3774 * Update the permission flags for all packages and runtime permissions of a user in order 3775 * to allow device or profile owner to remove POLICY_FIXED. 3776 */ 3777 @Override 3778 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3779 if (!sUserManager.exists(userId)) { 3780 return; 3781 } 3782 3783 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3784 3785 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3786 "updatePermissionFlagsForAllApps"); 3787 3788 // Only the system can change system fixed flags. 3789 if (getCallingUid() != Process.SYSTEM_UID) { 3790 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3791 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3792 } 3793 3794 synchronized (mPackages) { 3795 boolean changed = false; 3796 final int packageCount = mPackages.size(); 3797 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3798 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3799 SettingBase sb = (SettingBase) pkg.mExtras; 3800 if (sb == null) { 3801 continue; 3802 } 3803 PermissionsState permissionsState = sb.getPermissionsState(); 3804 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3805 userId, flagMask, flagValues); 3806 } 3807 if (changed) { 3808 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3809 } 3810 } 3811 } 3812 3813 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3814 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3815 != PackageManager.PERMISSION_GRANTED 3816 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3817 != PackageManager.PERMISSION_GRANTED) { 3818 throw new SecurityException(message + " requires " 3819 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3820 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3821 } 3822 } 3823 3824 @Override 3825 public boolean shouldShowRequestPermissionRationale(String permissionName, 3826 String packageName, int userId) { 3827 if (UserHandle.getCallingUserId() != userId) { 3828 mContext.enforceCallingPermission( 3829 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3830 "canShowRequestPermissionRationale for user " + userId); 3831 } 3832 3833 final int uid = getPackageUid(packageName, userId); 3834 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3835 return false; 3836 } 3837 3838 if (checkPermission(permissionName, packageName, userId) 3839 == PackageManager.PERMISSION_GRANTED) { 3840 return false; 3841 } 3842 3843 final int flags; 3844 3845 final long identity = Binder.clearCallingIdentity(); 3846 try { 3847 flags = getPermissionFlags(permissionName, 3848 packageName, userId); 3849 } finally { 3850 Binder.restoreCallingIdentity(identity); 3851 } 3852 3853 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3854 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3855 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3856 3857 if ((flags & fixedFlags) != 0) { 3858 return false; 3859 } 3860 3861 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3862 } 3863 3864 @Override 3865 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3866 mContext.enforceCallingOrSelfPermission( 3867 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3868 "addOnPermissionsChangeListener"); 3869 3870 synchronized (mPackages) { 3871 mOnPermissionChangeListeners.addListenerLocked(listener); 3872 } 3873 } 3874 3875 @Override 3876 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3877 synchronized (mPackages) { 3878 mOnPermissionChangeListeners.removeListenerLocked(listener); 3879 } 3880 } 3881 3882 @Override 3883 public boolean isProtectedBroadcast(String actionName) { 3884 synchronized (mPackages) { 3885 return mProtectedBroadcasts.contains(actionName); 3886 } 3887 } 3888 3889 @Override 3890 public int checkSignatures(String pkg1, String pkg2) { 3891 synchronized (mPackages) { 3892 final PackageParser.Package p1 = mPackages.get(pkg1); 3893 final PackageParser.Package p2 = mPackages.get(pkg2); 3894 if (p1 == null || p1.mExtras == null 3895 || p2 == null || p2.mExtras == null) { 3896 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3897 } 3898 return compareSignatures(p1.mSignatures, p2.mSignatures); 3899 } 3900 } 3901 3902 @Override 3903 public int checkUidSignatures(int uid1, int uid2) { 3904 // Map to base uids. 3905 uid1 = UserHandle.getAppId(uid1); 3906 uid2 = UserHandle.getAppId(uid2); 3907 // reader 3908 synchronized (mPackages) { 3909 Signature[] s1; 3910 Signature[] s2; 3911 Object obj = mSettings.getUserIdLPr(uid1); 3912 if (obj != null) { 3913 if (obj instanceof SharedUserSetting) { 3914 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3915 } else if (obj instanceof PackageSetting) { 3916 s1 = ((PackageSetting)obj).signatures.mSignatures; 3917 } else { 3918 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3919 } 3920 } else { 3921 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3922 } 3923 obj = mSettings.getUserIdLPr(uid2); 3924 if (obj != null) { 3925 if (obj instanceof SharedUserSetting) { 3926 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3927 } else if (obj instanceof PackageSetting) { 3928 s2 = ((PackageSetting)obj).signatures.mSignatures; 3929 } else { 3930 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3931 } 3932 } else { 3933 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3934 } 3935 return compareSignatures(s1, s2); 3936 } 3937 } 3938 3939 private void killUid(int appId, int userId, String reason) { 3940 final long identity = Binder.clearCallingIdentity(); 3941 try { 3942 IActivityManager am = ActivityManagerNative.getDefault(); 3943 if (am != null) { 3944 try { 3945 am.killUid(appId, userId, reason); 3946 } catch (RemoteException e) { 3947 /* ignore - same process */ 3948 } 3949 } 3950 } finally { 3951 Binder.restoreCallingIdentity(identity); 3952 } 3953 } 3954 3955 /** 3956 * Compares two sets of signatures. Returns: 3957 * <br /> 3958 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3959 * <br /> 3960 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3961 * <br /> 3962 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3963 * <br /> 3964 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3965 * <br /> 3966 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3967 */ 3968 static int compareSignatures(Signature[] s1, Signature[] s2) { 3969 if (s1 == null) { 3970 return s2 == null 3971 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3972 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3973 } 3974 3975 if (s2 == null) { 3976 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3977 } 3978 3979 if (s1.length != s2.length) { 3980 return PackageManager.SIGNATURE_NO_MATCH; 3981 } 3982 3983 // Since both signature sets are of size 1, we can compare without HashSets. 3984 if (s1.length == 1) { 3985 return s1[0].equals(s2[0]) ? 3986 PackageManager.SIGNATURE_MATCH : 3987 PackageManager.SIGNATURE_NO_MATCH; 3988 } 3989 3990 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3991 for (Signature sig : s1) { 3992 set1.add(sig); 3993 } 3994 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3995 for (Signature sig : s2) { 3996 set2.add(sig); 3997 } 3998 // Make sure s2 contains all signatures in s1. 3999 if (set1.equals(set2)) { 4000 return PackageManager.SIGNATURE_MATCH; 4001 } 4002 return PackageManager.SIGNATURE_NO_MATCH; 4003 } 4004 4005 /** 4006 * If the database version for this type of package (internal storage or 4007 * external storage) is less than the version where package signatures 4008 * were updated, return true. 4009 */ 4010 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4011 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4012 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4013 } 4014 4015 /** 4016 * Used for backward compatibility to make sure any packages with 4017 * certificate chains get upgraded to the new style. {@code existingSigs} 4018 * will be in the old format (since they were stored on disk from before the 4019 * system upgrade) and {@code scannedSigs} will be in the newer format. 4020 */ 4021 private int compareSignaturesCompat(PackageSignatures existingSigs, 4022 PackageParser.Package scannedPkg) { 4023 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4024 return PackageManager.SIGNATURE_NO_MATCH; 4025 } 4026 4027 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4028 for (Signature sig : existingSigs.mSignatures) { 4029 existingSet.add(sig); 4030 } 4031 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4032 for (Signature sig : scannedPkg.mSignatures) { 4033 try { 4034 Signature[] chainSignatures = sig.getChainSignatures(); 4035 for (Signature chainSig : chainSignatures) { 4036 scannedCompatSet.add(chainSig); 4037 } 4038 } catch (CertificateEncodingException e) { 4039 scannedCompatSet.add(sig); 4040 } 4041 } 4042 /* 4043 * Make sure the expanded scanned set contains all signatures in the 4044 * existing one. 4045 */ 4046 if (scannedCompatSet.equals(existingSet)) { 4047 // Migrate the old signatures to the new scheme. 4048 existingSigs.assignSignatures(scannedPkg.mSignatures); 4049 // The new KeySets will be re-added later in the scanning process. 4050 synchronized (mPackages) { 4051 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4052 } 4053 return PackageManager.SIGNATURE_MATCH; 4054 } 4055 return PackageManager.SIGNATURE_NO_MATCH; 4056 } 4057 4058 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4059 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4060 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4061 } 4062 4063 private int compareSignaturesRecover(PackageSignatures existingSigs, 4064 PackageParser.Package scannedPkg) { 4065 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4066 return PackageManager.SIGNATURE_NO_MATCH; 4067 } 4068 4069 String msg = null; 4070 try { 4071 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4072 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4073 + scannedPkg.packageName); 4074 return PackageManager.SIGNATURE_MATCH; 4075 } 4076 } catch (CertificateException e) { 4077 msg = e.getMessage(); 4078 } 4079 4080 logCriticalInfo(Log.INFO, 4081 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4082 return PackageManager.SIGNATURE_NO_MATCH; 4083 } 4084 4085 @Override 4086 public String[] getPackagesForUid(int uid) { 4087 uid = UserHandle.getAppId(uid); 4088 // reader 4089 synchronized (mPackages) { 4090 Object obj = mSettings.getUserIdLPr(uid); 4091 if (obj instanceof SharedUserSetting) { 4092 final SharedUserSetting sus = (SharedUserSetting) obj; 4093 final int N = sus.packages.size(); 4094 final String[] res = new String[N]; 4095 final Iterator<PackageSetting> it = sus.packages.iterator(); 4096 int i = 0; 4097 while (it.hasNext()) { 4098 res[i++] = it.next().name; 4099 } 4100 return res; 4101 } else if (obj instanceof PackageSetting) { 4102 final PackageSetting ps = (PackageSetting) obj; 4103 return new String[] { ps.name }; 4104 } 4105 } 4106 return null; 4107 } 4108 4109 @Override 4110 public String getNameForUid(int uid) { 4111 // reader 4112 synchronized (mPackages) { 4113 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4114 if (obj instanceof SharedUserSetting) { 4115 final SharedUserSetting sus = (SharedUserSetting) obj; 4116 return sus.name + ":" + sus.userId; 4117 } else if (obj instanceof PackageSetting) { 4118 final PackageSetting ps = (PackageSetting) obj; 4119 return ps.name; 4120 } 4121 } 4122 return null; 4123 } 4124 4125 @Override 4126 public int getUidForSharedUser(String sharedUserName) { 4127 if(sharedUserName == null) { 4128 return -1; 4129 } 4130 // reader 4131 synchronized (mPackages) { 4132 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4133 if (suid == null) { 4134 return -1; 4135 } 4136 return suid.userId; 4137 } 4138 } 4139 4140 @Override 4141 public int getFlagsForUid(int uid) { 4142 synchronized (mPackages) { 4143 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4144 if (obj instanceof SharedUserSetting) { 4145 final SharedUserSetting sus = (SharedUserSetting) obj; 4146 return sus.pkgFlags; 4147 } else if (obj instanceof PackageSetting) { 4148 final PackageSetting ps = (PackageSetting) obj; 4149 return ps.pkgFlags; 4150 } 4151 } 4152 return 0; 4153 } 4154 4155 @Override 4156 public int getPrivateFlagsForUid(int uid) { 4157 synchronized (mPackages) { 4158 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4159 if (obj instanceof SharedUserSetting) { 4160 final SharedUserSetting sus = (SharedUserSetting) obj; 4161 return sus.pkgPrivateFlags; 4162 } else if (obj instanceof PackageSetting) { 4163 final PackageSetting ps = (PackageSetting) obj; 4164 return ps.pkgPrivateFlags; 4165 } 4166 } 4167 return 0; 4168 } 4169 4170 @Override 4171 public boolean isUidPrivileged(int uid) { 4172 uid = UserHandle.getAppId(uid); 4173 // reader 4174 synchronized (mPackages) { 4175 Object obj = mSettings.getUserIdLPr(uid); 4176 if (obj instanceof SharedUserSetting) { 4177 final SharedUserSetting sus = (SharedUserSetting) obj; 4178 final Iterator<PackageSetting> it = sus.packages.iterator(); 4179 while (it.hasNext()) { 4180 if (it.next().isPrivileged()) { 4181 return true; 4182 } 4183 } 4184 } else if (obj instanceof PackageSetting) { 4185 final PackageSetting ps = (PackageSetting) obj; 4186 return ps.isPrivileged(); 4187 } 4188 } 4189 return false; 4190 } 4191 4192 @Override 4193 public String[] getAppOpPermissionPackages(String permissionName) { 4194 synchronized (mPackages) { 4195 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4196 if (pkgs == null) { 4197 return null; 4198 } 4199 return pkgs.toArray(new String[pkgs.size()]); 4200 } 4201 } 4202 4203 @Override 4204 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4205 int flags, int userId) { 4206 if (!sUserManager.exists(userId)) return null; 4207 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4208 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4209 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4210 } 4211 4212 @Override 4213 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4214 IntentFilter filter, int match, ComponentName activity) { 4215 final int userId = UserHandle.getCallingUserId(); 4216 if (DEBUG_PREFERRED) { 4217 Log.v(TAG, "setLastChosenActivity intent=" + intent 4218 + " resolvedType=" + resolvedType 4219 + " flags=" + flags 4220 + " filter=" + filter 4221 + " match=" + match 4222 + " activity=" + activity); 4223 filter.dump(new PrintStreamPrinter(System.out), " "); 4224 } 4225 intent.setComponent(null); 4226 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4227 // Find any earlier preferred or last chosen entries and nuke them 4228 findPreferredActivity(intent, resolvedType, 4229 flags, query, 0, false, true, false, userId); 4230 // Add the new activity as the last chosen for this filter 4231 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4232 "Setting last chosen"); 4233 } 4234 4235 @Override 4236 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4237 final int userId = UserHandle.getCallingUserId(); 4238 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4239 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4240 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4241 false, false, false, userId); 4242 } 4243 4244 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4245 int flags, List<ResolveInfo> query, int userId) { 4246 if (query != null) { 4247 final int N = query.size(); 4248 if (N == 1) { 4249 return query.get(0); 4250 } else if (N > 1) { 4251 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4252 // If there is more than one activity with the same priority, 4253 // then let the user decide between them. 4254 ResolveInfo r0 = query.get(0); 4255 ResolveInfo r1 = query.get(1); 4256 if (DEBUG_INTENT_MATCHING || debug) { 4257 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4258 + r1.activityInfo.name + "=" + r1.priority); 4259 } 4260 // If the first activity has a higher priority, or a different 4261 // default, then it is always desireable to pick it. 4262 if (r0.priority != r1.priority 4263 || r0.preferredOrder != r1.preferredOrder 4264 || r0.isDefault != r1.isDefault) { 4265 return query.get(0); 4266 } 4267 // If we have saved a preference for a preferred activity for 4268 // this Intent, use that. 4269 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4270 flags, query, r0.priority, true, false, debug, userId); 4271 if (ri != null) { 4272 return ri; 4273 } 4274 ri = new ResolveInfo(mResolveInfo); 4275 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4276 ri.activityInfo.applicationInfo = new ApplicationInfo( 4277 ri.activityInfo.applicationInfo); 4278 if (userId != 0) { 4279 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4280 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4281 } 4282 // Make sure that the resolver is displayable in car mode 4283 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4284 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4285 return ri; 4286 } 4287 } 4288 return null; 4289 } 4290 4291 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4292 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4293 final int N = query.size(); 4294 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4295 .get(userId); 4296 // Get the list of persistent preferred activities that handle the intent 4297 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4298 List<PersistentPreferredActivity> pprefs = ppir != null 4299 ? ppir.queryIntent(intent, resolvedType, 4300 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4301 : null; 4302 if (pprefs != null && pprefs.size() > 0) { 4303 final int M = pprefs.size(); 4304 for (int i=0; i<M; i++) { 4305 final PersistentPreferredActivity ppa = pprefs.get(i); 4306 if (DEBUG_PREFERRED || debug) { 4307 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4308 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4309 + "\n component=" + ppa.mComponent); 4310 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4311 } 4312 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4313 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4314 if (DEBUG_PREFERRED || debug) { 4315 Slog.v(TAG, "Found persistent preferred activity:"); 4316 if (ai != null) { 4317 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4318 } else { 4319 Slog.v(TAG, " null"); 4320 } 4321 } 4322 if (ai == null) { 4323 // This previously registered persistent preferred activity 4324 // component is no longer known. Ignore it and do NOT remove it. 4325 continue; 4326 } 4327 for (int j=0; j<N; j++) { 4328 final ResolveInfo ri = query.get(j); 4329 if (!ri.activityInfo.applicationInfo.packageName 4330 .equals(ai.applicationInfo.packageName)) { 4331 continue; 4332 } 4333 if (!ri.activityInfo.name.equals(ai.name)) { 4334 continue; 4335 } 4336 // Found a persistent preference that can handle the intent. 4337 if (DEBUG_PREFERRED || debug) { 4338 Slog.v(TAG, "Returning persistent preferred activity: " + 4339 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4340 } 4341 return ri; 4342 } 4343 } 4344 } 4345 return null; 4346 } 4347 4348 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4349 List<ResolveInfo> query, int priority, boolean always, 4350 boolean removeMatches, boolean debug, int userId) { 4351 if (!sUserManager.exists(userId)) return null; 4352 // writer 4353 synchronized (mPackages) { 4354 if (intent.getSelector() != null) { 4355 intent = intent.getSelector(); 4356 } 4357 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4358 4359 // Try to find a matching persistent preferred activity. 4360 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4361 debug, userId); 4362 4363 // If a persistent preferred activity matched, use it. 4364 if (pri != null) { 4365 return pri; 4366 } 4367 4368 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4369 // Get the list of preferred activities that handle the intent 4370 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4371 List<PreferredActivity> prefs = pir != null 4372 ? pir.queryIntent(intent, resolvedType, 4373 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4374 : null; 4375 if (prefs != null && prefs.size() > 0) { 4376 boolean changed = false; 4377 try { 4378 // First figure out how good the original match set is. 4379 // We will only allow preferred activities that came 4380 // from the same match quality. 4381 int match = 0; 4382 4383 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4384 4385 final int N = query.size(); 4386 for (int j=0; j<N; j++) { 4387 final ResolveInfo ri = query.get(j); 4388 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4389 + ": 0x" + Integer.toHexString(match)); 4390 if (ri.match > match) { 4391 match = ri.match; 4392 } 4393 } 4394 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4396 + Integer.toHexString(match)); 4397 4398 match &= IntentFilter.MATCH_CATEGORY_MASK; 4399 final int M = prefs.size(); 4400 for (int i=0; i<M; i++) { 4401 final PreferredActivity pa = prefs.get(i); 4402 if (DEBUG_PREFERRED || debug) { 4403 Slog.v(TAG, "Checking PreferredActivity ds=" 4404 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4405 + "\n component=" + pa.mPref.mComponent); 4406 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4407 } 4408 if (pa.mPref.mMatch != match) { 4409 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4410 + Integer.toHexString(pa.mPref.mMatch)); 4411 continue; 4412 } 4413 // If it's not an "always" type preferred activity and that's what we're 4414 // looking for, skip it. 4415 if (always && !pa.mPref.mAlways) { 4416 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4417 continue; 4418 } 4419 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4420 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4421 if (DEBUG_PREFERRED || debug) { 4422 Slog.v(TAG, "Found preferred activity:"); 4423 if (ai != null) { 4424 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4425 } else { 4426 Slog.v(TAG, " null"); 4427 } 4428 } 4429 if (ai == null) { 4430 // This previously registered preferred activity 4431 // component is no longer known. Most likely an update 4432 // to the app was installed and in the new version this 4433 // component no longer exists. Clean it up by removing 4434 // it from the preferred activities list, and skip it. 4435 Slog.w(TAG, "Removing dangling preferred activity: " 4436 + pa.mPref.mComponent); 4437 pir.removeFilter(pa); 4438 changed = true; 4439 continue; 4440 } 4441 for (int j=0; j<N; j++) { 4442 final ResolveInfo ri = query.get(j); 4443 if (!ri.activityInfo.applicationInfo.packageName 4444 .equals(ai.applicationInfo.packageName)) { 4445 continue; 4446 } 4447 if (!ri.activityInfo.name.equals(ai.name)) { 4448 continue; 4449 } 4450 4451 if (removeMatches) { 4452 pir.removeFilter(pa); 4453 changed = true; 4454 if (DEBUG_PREFERRED) { 4455 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4456 } 4457 break; 4458 } 4459 4460 // Okay we found a previously set preferred or last chosen app. 4461 // If the result set is different from when this 4462 // was created, we need to clear it and re-ask the 4463 // user their preference, if we're looking for an "always" type entry. 4464 if (always && !pa.mPref.sameSet(query)) { 4465 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4466 + intent + " type " + resolvedType); 4467 if (DEBUG_PREFERRED) { 4468 Slog.v(TAG, "Removing preferred activity since set changed " 4469 + pa.mPref.mComponent); 4470 } 4471 pir.removeFilter(pa); 4472 // Re-add the filter as a "last chosen" entry (!always) 4473 PreferredActivity lastChosen = new PreferredActivity( 4474 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4475 pir.addFilter(lastChosen); 4476 changed = true; 4477 return null; 4478 } 4479 4480 // Yay! Either the set matched or we're looking for the last chosen 4481 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4482 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4483 return ri; 4484 } 4485 } 4486 } finally { 4487 if (changed) { 4488 if (DEBUG_PREFERRED) { 4489 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4490 } 4491 scheduleWritePackageRestrictionsLocked(userId); 4492 } 4493 } 4494 } 4495 } 4496 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4497 return null; 4498 } 4499 4500 /* 4501 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4502 */ 4503 @Override 4504 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4505 int targetUserId) { 4506 mContext.enforceCallingOrSelfPermission( 4507 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4508 List<CrossProfileIntentFilter> matches = 4509 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4510 if (matches != null) { 4511 int size = matches.size(); 4512 for (int i = 0; i < size; i++) { 4513 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4514 } 4515 } 4516 if (hasWebURI(intent)) { 4517 // cross-profile app linking works only towards the parent. 4518 final UserInfo parent = getProfileParent(sourceUserId); 4519 synchronized(mPackages) { 4520 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4521 intent, resolvedType, 0, sourceUserId, parent.id); 4522 return xpDomainInfo != null; 4523 } 4524 } 4525 return false; 4526 } 4527 4528 private UserInfo getProfileParent(int userId) { 4529 final long identity = Binder.clearCallingIdentity(); 4530 try { 4531 return sUserManager.getProfileParent(userId); 4532 } finally { 4533 Binder.restoreCallingIdentity(identity); 4534 } 4535 } 4536 4537 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4538 String resolvedType, int userId) { 4539 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4540 if (resolver != null) { 4541 return resolver.queryIntent(intent, resolvedType, false, userId); 4542 } 4543 return null; 4544 } 4545 4546 @Override 4547 public List<ResolveInfo> queryIntentActivities(Intent intent, 4548 String resolvedType, int flags, int userId) { 4549 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4550 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4551 ComponentName comp = intent.getComponent(); 4552 if (comp == null) { 4553 if (intent.getSelector() != null) { 4554 intent = intent.getSelector(); 4555 comp = intent.getComponent(); 4556 } 4557 } 4558 4559 if (comp != null) { 4560 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4561 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4562 if (ai != null) { 4563 final ResolveInfo ri = new ResolveInfo(); 4564 ri.activityInfo = ai; 4565 list.add(ri); 4566 } 4567 return list; 4568 } 4569 4570 // reader 4571 synchronized (mPackages) { 4572 final String pkgName = intent.getPackage(); 4573 if (pkgName == null) { 4574 List<CrossProfileIntentFilter> matchingFilters = 4575 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4576 // Check for results that need to skip the current profile. 4577 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4578 resolvedType, flags, userId); 4579 if (xpResolveInfo != null) { 4580 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4581 result.add(xpResolveInfo); 4582 return filterIfNotSystemUser(result, userId); 4583 } 4584 4585 // Check for results in the current profile. 4586 List<ResolveInfo> result = mActivities.queryIntent( 4587 intent, resolvedType, flags, userId); 4588 4589 // Check for cross profile results. 4590 xpResolveInfo = queryCrossProfileIntents( 4591 matchingFilters, intent, resolvedType, flags, userId); 4592 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4593 result.add(xpResolveInfo); 4594 Collections.sort(result, mResolvePrioritySorter); 4595 } 4596 result = filterIfNotSystemUser(result, userId); 4597 if (hasWebURI(intent)) { 4598 CrossProfileDomainInfo xpDomainInfo = null; 4599 final UserInfo parent = getProfileParent(userId); 4600 if (parent != null) { 4601 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4602 flags, userId, parent.id); 4603 } 4604 if (xpDomainInfo != null) { 4605 if (xpResolveInfo != null) { 4606 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4607 // in the result. 4608 result.remove(xpResolveInfo); 4609 } 4610 if (result.size() == 0) { 4611 result.add(xpDomainInfo.resolveInfo); 4612 return result; 4613 } 4614 } else if (result.size() <= 1) { 4615 return result; 4616 } 4617 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4618 xpDomainInfo, userId); 4619 Collections.sort(result, mResolvePrioritySorter); 4620 } 4621 return result; 4622 } 4623 final PackageParser.Package pkg = mPackages.get(pkgName); 4624 if (pkg != null) { 4625 return filterIfNotSystemUser( 4626 mActivities.queryIntentForPackage( 4627 intent, resolvedType, flags, pkg.activities, userId), 4628 userId); 4629 } 4630 return new ArrayList<ResolveInfo>(); 4631 } 4632 } 4633 4634 private static class CrossProfileDomainInfo { 4635 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4636 ResolveInfo resolveInfo; 4637 /* Best domain verification status of the activities found in the other profile */ 4638 int bestDomainVerificationStatus; 4639 } 4640 4641 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4642 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4643 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4644 sourceUserId)) { 4645 return null; 4646 } 4647 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4648 resolvedType, flags, parentUserId); 4649 4650 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4651 return null; 4652 } 4653 CrossProfileDomainInfo result = null; 4654 int size = resultTargetUser.size(); 4655 for (int i = 0; i < size; i++) { 4656 ResolveInfo riTargetUser = resultTargetUser.get(i); 4657 // Intent filter verification is only for filters that specify a host. So don't return 4658 // those that handle all web uris. 4659 if (riTargetUser.handleAllWebDataURI) { 4660 continue; 4661 } 4662 String packageName = riTargetUser.activityInfo.packageName; 4663 PackageSetting ps = mSettings.mPackages.get(packageName); 4664 if (ps == null) { 4665 continue; 4666 } 4667 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4668 int status = (int)(verificationState >> 32); 4669 if (result == null) { 4670 result = new CrossProfileDomainInfo(); 4671 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4672 sourceUserId, parentUserId); 4673 result.bestDomainVerificationStatus = status; 4674 } else { 4675 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4676 result.bestDomainVerificationStatus); 4677 } 4678 } 4679 // Don't consider matches with status NEVER across profiles. 4680 if (result != null && result.bestDomainVerificationStatus 4681 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4682 return null; 4683 } 4684 return result; 4685 } 4686 4687 /** 4688 * Verification statuses are ordered from the worse to the best, except for 4689 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4690 */ 4691 private int bestDomainVerificationStatus(int status1, int status2) { 4692 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4693 return status2; 4694 } 4695 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4696 return status1; 4697 } 4698 return (int) MathUtils.max(status1, status2); 4699 } 4700 4701 private boolean isUserEnabled(int userId) { 4702 long callingId = Binder.clearCallingIdentity(); 4703 try { 4704 UserInfo userInfo = sUserManager.getUserInfo(userId); 4705 return userInfo != null && userInfo.isEnabled(); 4706 } finally { 4707 Binder.restoreCallingIdentity(callingId); 4708 } 4709 } 4710 4711 /** 4712 * Filter out activities with systemUserOnly flag set, when current user is not System. 4713 * 4714 * @return filtered list 4715 */ 4716 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 4717 if (userId == UserHandle.USER_SYSTEM) { 4718 return resolveInfos; 4719 } 4720 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4721 ResolveInfo info = resolveInfos.get(i); 4722 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 4723 resolveInfos.remove(i); 4724 } 4725 } 4726 return resolveInfos; 4727 } 4728 4729 private static boolean hasWebURI(Intent intent) { 4730 if (intent.getData() == null) { 4731 return false; 4732 } 4733 final String scheme = intent.getScheme(); 4734 if (TextUtils.isEmpty(scheme)) { 4735 return false; 4736 } 4737 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4738 } 4739 4740 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4741 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4742 int userId) { 4743 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4744 4745 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4746 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4747 candidates.size()); 4748 } 4749 4750 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4751 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4752 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4753 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4754 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4755 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4756 4757 synchronized (mPackages) { 4758 final int count = candidates.size(); 4759 // First, try to use linked apps. Partition the candidates into four lists: 4760 // one for the final results, one for the "do not use ever", one for "undefined status" 4761 // and finally one for "browser app type". 4762 for (int n=0; n<count; n++) { 4763 ResolveInfo info = candidates.get(n); 4764 String packageName = info.activityInfo.packageName; 4765 PackageSetting ps = mSettings.mPackages.get(packageName); 4766 if (ps != null) { 4767 // Add to the special match all list (Browser use case) 4768 if (info.handleAllWebDataURI) { 4769 matchAllList.add(info); 4770 continue; 4771 } 4772 // Try to get the status from User settings first 4773 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4774 int status = (int)(packedStatus >> 32); 4775 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4776 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4777 if (DEBUG_DOMAIN_VERIFICATION) { 4778 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4779 + " : linkgen=" + linkGeneration); 4780 } 4781 // Use link-enabled generation as preferredOrder, i.e. 4782 // prefer newly-enabled over earlier-enabled. 4783 info.preferredOrder = linkGeneration; 4784 alwaysList.add(info); 4785 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4786 if (DEBUG_DOMAIN_VERIFICATION) { 4787 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4788 } 4789 neverList.add(info); 4790 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4791 if (DEBUG_DOMAIN_VERIFICATION) { 4792 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4793 } 4794 alwaysAskList.add(info); 4795 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4796 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4797 if (DEBUG_DOMAIN_VERIFICATION) { 4798 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4799 } 4800 undefinedList.add(info); 4801 } 4802 } 4803 } 4804 4805 // We'll want to include browser possibilities in a few cases 4806 boolean includeBrowser = false; 4807 4808 // First try to add the "always" resolution(s) for the current user, if any 4809 if (alwaysList.size() > 0) { 4810 result.addAll(alwaysList); 4811 // if there is an "always" for the parent user, add it. 4812 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4813 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4814 result.add(xpDomainInfo.resolveInfo); 4815 } else { 4816 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4817 result.addAll(undefinedList); 4818 if (xpDomainInfo != null && ( 4819 xpDomainInfo.bestDomainVerificationStatus 4820 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4821 || xpDomainInfo.bestDomainVerificationStatus 4822 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4823 result.add(xpDomainInfo.resolveInfo); 4824 } 4825 includeBrowser = true; 4826 } 4827 4828 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4829 // If there were 'always' entries their preferred order has been set, so we also 4830 // back that off to make the alternatives equivalent 4831 if (alwaysAskList.size() > 0) { 4832 for (ResolveInfo i : result) { 4833 i.preferredOrder = 0; 4834 } 4835 result.addAll(alwaysAskList); 4836 includeBrowser = true; 4837 } 4838 4839 if (includeBrowser) { 4840 // Also add browsers (all of them or only the default one) 4841 if (DEBUG_DOMAIN_VERIFICATION) { 4842 Slog.v(TAG, " ...including browsers in candidate set"); 4843 } 4844 if ((matchFlags & MATCH_ALL) != 0) { 4845 result.addAll(matchAllList); 4846 } else { 4847 // Browser/generic handling case. If there's a default browser, go straight 4848 // to that (but only if there is no other higher-priority match). 4849 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4850 int maxMatchPrio = 0; 4851 ResolveInfo defaultBrowserMatch = null; 4852 final int numCandidates = matchAllList.size(); 4853 for (int n = 0; n < numCandidates; n++) { 4854 ResolveInfo info = matchAllList.get(n); 4855 // track the highest overall match priority... 4856 if (info.priority > maxMatchPrio) { 4857 maxMatchPrio = info.priority; 4858 } 4859 // ...and the highest-priority default browser match 4860 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4861 if (defaultBrowserMatch == null 4862 || (defaultBrowserMatch.priority < info.priority)) { 4863 if (debug) { 4864 Slog.v(TAG, "Considering default browser match " + info); 4865 } 4866 defaultBrowserMatch = info; 4867 } 4868 } 4869 } 4870 if (defaultBrowserMatch != null 4871 && defaultBrowserMatch.priority >= maxMatchPrio 4872 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4873 { 4874 if (debug) { 4875 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4876 } 4877 result.add(defaultBrowserMatch); 4878 } else { 4879 result.addAll(matchAllList); 4880 } 4881 } 4882 4883 // If there is nothing selected, add all candidates and remove the ones that the user 4884 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4885 if (result.size() == 0) { 4886 result.addAll(candidates); 4887 result.removeAll(neverList); 4888 } 4889 } 4890 } 4891 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4892 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4893 result.size()); 4894 for (ResolveInfo info : result) { 4895 Slog.v(TAG, " + " + info.activityInfo); 4896 } 4897 } 4898 return result; 4899 } 4900 4901 // Returns a packed value as a long: 4902 // 4903 // high 'int'-sized word: link status: undefined/ask/never/always. 4904 // low 'int'-sized word: relative priority among 'always' results. 4905 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4906 long result = ps.getDomainVerificationStatusForUser(userId); 4907 // if none available, get the master status 4908 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4909 if (ps.getIntentFilterVerificationInfo() != null) { 4910 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4911 } 4912 } 4913 return result; 4914 } 4915 4916 private ResolveInfo querySkipCurrentProfileIntents( 4917 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4918 int flags, int sourceUserId) { 4919 if (matchingFilters != null) { 4920 int size = matchingFilters.size(); 4921 for (int i = 0; i < size; i ++) { 4922 CrossProfileIntentFilter filter = matchingFilters.get(i); 4923 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4924 // Checking if there are activities in the target user that can handle the 4925 // intent. 4926 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4927 resolvedType, flags, sourceUserId); 4928 if (resolveInfo != null) { 4929 return resolveInfo; 4930 } 4931 } 4932 } 4933 } 4934 return null; 4935 } 4936 4937 // Return matching ResolveInfo if any for skip current profile intent filters. 4938 private ResolveInfo queryCrossProfileIntents( 4939 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4940 int flags, int sourceUserId) { 4941 if (matchingFilters != null) { 4942 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4943 // match the same intent. For performance reasons, it is better not to 4944 // run queryIntent twice for the same userId 4945 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4946 int size = matchingFilters.size(); 4947 for (int i = 0; i < size; i++) { 4948 CrossProfileIntentFilter filter = matchingFilters.get(i); 4949 int targetUserId = filter.getTargetUserId(); 4950 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4951 && !alreadyTriedUserIds.get(targetUserId)) { 4952 // Checking if there are activities in the target user that can handle the 4953 // intent. 4954 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4955 resolvedType, flags, sourceUserId); 4956 if (resolveInfo != null) return resolveInfo; 4957 alreadyTriedUserIds.put(targetUserId, true); 4958 } 4959 } 4960 } 4961 return null; 4962 } 4963 4964 /** 4965 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 4966 * will forward the intent to the filter's target user. 4967 * Otherwise, returns null. 4968 */ 4969 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 4970 String resolvedType, int flags, int sourceUserId) { 4971 int targetUserId = filter.getTargetUserId(); 4972 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4973 resolvedType, flags, targetUserId); 4974 if (resultTargetUser != null && !resultTargetUser.isEmpty() 4975 && isUserEnabled(targetUserId)) { 4976 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 4977 } 4978 return null; 4979 } 4980 4981 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 4982 int sourceUserId, int targetUserId) { 4983 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4984 long ident = Binder.clearCallingIdentity(); 4985 boolean targetIsProfile; 4986 try { 4987 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 4988 } finally { 4989 Binder.restoreCallingIdentity(ident); 4990 } 4991 String className; 4992 if (targetIsProfile) { 4993 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4994 } else { 4995 className = FORWARD_INTENT_TO_PARENT; 4996 } 4997 ComponentName forwardingActivityComponentName = new ComponentName( 4998 mAndroidApplication.packageName, className); 4999 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5000 sourceUserId); 5001 if (!targetIsProfile) { 5002 forwardingActivityInfo.showUserIcon = targetUserId; 5003 forwardingResolveInfo.noResourceId = true; 5004 } 5005 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5006 forwardingResolveInfo.priority = 0; 5007 forwardingResolveInfo.preferredOrder = 0; 5008 forwardingResolveInfo.match = 0; 5009 forwardingResolveInfo.isDefault = true; 5010 forwardingResolveInfo.filter = filter; 5011 forwardingResolveInfo.targetUserId = targetUserId; 5012 return forwardingResolveInfo; 5013 } 5014 5015 @Override 5016 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5017 Intent[] specifics, String[] specificTypes, Intent intent, 5018 String resolvedType, int flags, int userId) { 5019 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5020 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5021 false, "query intent activity options"); 5022 final String resultsAction = intent.getAction(); 5023 5024 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5025 | PackageManager.GET_RESOLVED_FILTER, userId); 5026 5027 if (DEBUG_INTENT_MATCHING) { 5028 Log.v(TAG, "Query " + intent + ": " + results); 5029 } 5030 5031 int specificsPos = 0; 5032 int N; 5033 5034 // todo: note that the algorithm used here is O(N^2). This 5035 // isn't a problem in our current environment, but if we start running 5036 // into situations where we have more than 5 or 10 matches then this 5037 // should probably be changed to something smarter... 5038 5039 // First we go through and resolve each of the specific items 5040 // that were supplied, taking care of removing any corresponding 5041 // duplicate items in the generic resolve list. 5042 if (specifics != null) { 5043 for (int i=0; i<specifics.length; i++) { 5044 final Intent sintent = specifics[i]; 5045 if (sintent == null) { 5046 continue; 5047 } 5048 5049 if (DEBUG_INTENT_MATCHING) { 5050 Log.v(TAG, "Specific #" + i + ": " + sintent); 5051 } 5052 5053 String action = sintent.getAction(); 5054 if (resultsAction != null && resultsAction.equals(action)) { 5055 // If this action was explicitly requested, then don't 5056 // remove things that have it. 5057 action = null; 5058 } 5059 5060 ResolveInfo ri = null; 5061 ActivityInfo ai = null; 5062 5063 ComponentName comp = sintent.getComponent(); 5064 if (comp == null) { 5065 ri = resolveIntent( 5066 sintent, 5067 specificTypes != null ? specificTypes[i] : null, 5068 flags, userId); 5069 if (ri == null) { 5070 continue; 5071 } 5072 if (ri == mResolveInfo) { 5073 // ACK! Must do something better with this. 5074 } 5075 ai = ri.activityInfo; 5076 comp = new ComponentName(ai.applicationInfo.packageName, 5077 ai.name); 5078 } else { 5079 ai = getActivityInfo(comp, flags, userId); 5080 if (ai == null) { 5081 continue; 5082 } 5083 } 5084 5085 // Look for any generic query activities that are duplicates 5086 // of this specific one, and remove them from the results. 5087 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5088 N = results.size(); 5089 int j; 5090 for (j=specificsPos; j<N; j++) { 5091 ResolveInfo sri = results.get(j); 5092 if ((sri.activityInfo.name.equals(comp.getClassName()) 5093 && sri.activityInfo.applicationInfo.packageName.equals( 5094 comp.getPackageName())) 5095 || (action != null && sri.filter.matchAction(action))) { 5096 results.remove(j); 5097 if (DEBUG_INTENT_MATCHING) Log.v( 5098 TAG, "Removing duplicate item from " + j 5099 + " due to specific " + specificsPos); 5100 if (ri == null) { 5101 ri = sri; 5102 } 5103 j--; 5104 N--; 5105 } 5106 } 5107 5108 // Add this specific item to its proper place. 5109 if (ri == null) { 5110 ri = new ResolveInfo(); 5111 ri.activityInfo = ai; 5112 } 5113 results.add(specificsPos, ri); 5114 ri.specificIndex = i; 5115 specificsPos++; 5116 } 5117 } 5118 5119 // Now we go through the remaining generic results and remove any 5120 // duplicate actions that are found here. 5121 N = results.size(); 5122 for (int i=specificsPos; i<N-1; i++) { 5123 final ResolveInfo rii = results.get(i); 5124 if (rii.filter == null) { 5125 continue; 5126 } 5127 5128 // Iterate over all of the actions of this result's intent 5129 // filter... typically this should be just one. 5130 final Iterator<String> it = rii.filter.actionsIterator(); 5131 if (it == null) { 5132 continue; 5133 } 5134 while (it.hasNext()) { 5135 final String action = it.next(); 5136 if (resultsAction != null && resultsAction.equals(action)) { 5137 // If this action was explicitly requested, then don't 5138 // remove things that have it. 5139 continue; 5140 } 5141 for (int j=i+1; j<N; j++) { 5142 final ResolveInfo rij = results.get(j); 5143 if (rij.filter != null && rij.filter.hasAction(action)) { 5144 results.remove(j); 5145 if (DEBUG_INTENT_MATCHING) Log.v( 5146 TAG, "Removing duplicate item from " + j 5147 + " due to action " + action + " at " + i); 5148 j--; 5149 N--; 5150 } 5151 } 5152 } 5153 5154 // If the caller didn't request filter information, drop it now 5155 // so we don't have to marshall/unmarshall it. 5156 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5157 rii.filter = null; 5158 } 5159 } 5160 5161 // Filter out the caller activity if so requested. 5162 if (caller != null) { 5163 N = results.size(); 5164 for (int i=0; i<N; i++) { 5165 ActivityInfo ainfo = results.get(i).activityInfo; 5166 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5167 && caller.getClassName().equals(ainfo.name)) { 5168 results.remove(i); 5169 break; 5170 } 5171 } 5172 } 5173 5174 // If the caller didn't request filter information, 5175 // drop them now so we don't have to 5176 // marshall/unmarshall it. 5177 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5178 N = results.size(); 5179 for (int i=0; i<N; i++) { 5180 results.get(i).filter = null; 5181 } 5182 } 5183 5184 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5185 return results; 5186 } 5187 5188 @Override 5189 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5190 int userId) { 5191 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5192 ComponentName comp = intent.getComponent(); 5193 if (comp == null) { 5194 if (intent.getSelector() != null) { 5195 intent = intent.getSelector(); 5196 comp = intent.getComponent(); 5197 } 5198 } 5199 if (comp != null) { 5200 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5201 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5202 if (ai != null) { 5203 ResolveInfo ri = new ResolveInfo(); 5204 ri.activityInfo = ai; 5205 list.add(ri); 5206 } 5207 return list; 5208 } 5209 5210 // reader 5211 synchronized (mPackages) { 5212 String pkgName = intent.getPackage(); 5213 if (pkgName == null) { 5214 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5215 } 5216 final PackageParser.Package pkg = mPackages.get(pkgName); 5217 if (pkg != null) { 5218 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5219 userId); 5220 } 5221 return null; 5222 } 5223 } 5224 5225 @Override 5226 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5227 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5228 if (!sUserManager.exists(userId)) return null; 5229 if (query != null) { 5230 if (query.size() >= 1) { 5231 // If there is more than one service with the same priority, 5232 // just arbitrarily pick the first one. 5233 return query.get(0); 5234 } 5235 } 5236 return null; 5237 } 5238 5239 @Override 5240 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5241 int userId) { 5242 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5243 ComponentName comp = intent.getComponent(); 5244 if (comp == null) { 5245 if (intent.getSelector() != null) { 5246 intent = intent.getSelector(); 5247 comp = intent.getComponent(); 5248 } 5249 } 5250 if (comp != null) { 5251 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5252 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5253 if (si != null) { 5254 final ResolveInfo ri = new ResolveInfo(); 5255 ri.serviceInfo = si; 5256 list.add(ri); 5257 } 5258 return list; 5259 } 5260 5261 // reader 5262 synchronized (mPackages) { 5263 String pkgName = intent.getPackage(); 5264 if (pkgName == null) { 5265 return mServices.queryIntent(intent, resolvedType, flags, userId); 5266 } 5267 final PackageParser.Package pkg = mPackages.get(pkgName); 5268 if (pkg != null) { 5269 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5270 userId); 5271 } 5272 return null; 5273 } 5274 } 5275 5276 @Override 5277 public List<ResolveInfo> queryIntentContentProviders( 5278 Intent intent, String resolvedType, int flags, int userId) { 5279 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5280 ComponentName comp = intent.getComponent(); 5281 if (comp == null) { 5282 if (intent.getSelector() != null) { 5283 intent = intent.getSelector(); 5284 comp = intent.getComponent(); 5285 } 5286 } 5287 if (comp != null) { 5288 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5289 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5290 if (pi != null) { 5291 final ResolveInfo ri = new ResolveInfo(); 5292 ri.providerInfo = pi; 5293 list.add(ri); 5294 } 5295 return list; 5296 } 5297 5298 // reader 5299 synchronized (mPackages) { 5300 String pkgName = intent.getPackage(); 5301 if (pkgName == null) { 5302 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5303 } 5304 final PackageParser.Package pkg = mPackages.get(pkgName); 5305 if (pkg != null) { 5306 return mProviders.queryIntentForPackage( 5307 intent, resolvedType, flags, pkg.providers, userId); 5308 } 5309 return null; 5310 } 5311 } 5312 5313 @Override 5314 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5315 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5316 5317 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5318 5319 // writer 5320 synchronized (mPackages) { 5321 ArrayList<PackageInfo> list; 5322 if (listUninstalled) { 5323 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5324 for (PackageSetting ps : mSettings.mPackages.values()) { 5325 PackageInfo pi; 5326 if (ps.pkg != null) { 5327 pi = generatePackageInfo(ps.pkg, flags, userId); 5328 } else { 5329 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5330 } 5331 if (pi != null) { 5332 list.add(pi); 5333 } 5334 } 5335 } else { 5336 list = new ArrayList<PackageInfo>(mPackages.size()); 5337 for (PackageParser.Package p : mPackages.values()) { 5338 PackageInfo pi = generatePackageInfo(p, flags, userId); 5339 if (pi != null) { 5340 list.add(pi); 5341 } 5342 } 5343 } 5344 5345 return new ParceledListSlice<PackageInfo>(list); 5346 } 5347 } 5348 5349 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5350 String[] permissions, boolean[] tmp, int flags, int userId) { 5351 int numMatch = 0; 5352 final PermissionsState permissionsState = ps.getPermissionsState(); 5353 for (int i=0; i<permissions.length; i++) { 5354 final String permission = permissions[i]; 5355 if (permissionsState.hasPermission(permission, userId)) { 5356 tmp[i] = true; 5357 numMatch++; 5358 } else { 5359 tmp[i] = false; 5360 } 5361 } 5362 if (numMatch == 0) { 5363 return; 5364 } 5365 PackageInfo pi; 5366 if (ps.pkg != null) { 5367 pi = generatePackageInfo(ps.pkg, flags, userId); 5368 } else { 5369 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5370 } 5371 // The above might return null in cases of uninstalled apps or install-state 5372 // skew across users/profiles. 5373 if (pi != null) { 5374 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5375 if (numMatch == permissions.length) { 5376 pi.requestedPermissions = permissions; 5377 } else { 5378 pi.requestedPermissions = new String[numMatch]; 5379 numMatch = 0; 5380 for (int i=0; i<permissions.length; i++) { 5381 if (tmp[i]) { 5382 pi.requestedPermissions[numMatch] = permissions[i]; 5383 numMatch++; 5384 } 5385 } 5386 } 5387 } 5388 list.add(pi); 5389 } 5390 } 5391 5392 @Override 5393 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5394 String[] permissions, int flags, int userId) { 5395 if (!sUserManager.exists(userId)) return null; 5396 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5397 5398 // writer 5399 synchronized (mPackages) { 5400 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5401 boolean[] tmpBools = new boolean[permissions.length]; 5402 if (listUninstalled) { 5403 for (PackageSetting ps : mSettings.mPackages.values()) { 5404 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5405 } 5406 } else { 5407 for (PackageParser.Package pkg : mPackages.values()) { 5408 PackageSetting ps = (PackageSetting)pkg.mExtras; 5409 if (ps != null) { 5410 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5411 userId); 5412 } 5413 } 5414 } 5415 5416 return new ParceledListSlice<PackageInfo>(list); 5417 } 5418 } 5419 5420 @Override 5421 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5422 if (!sUserManager.exists(userId)) return null; 5423 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5424 5425 // writer 5426 synchronized (mPackages) { 5427 ArrayList<ApplicationInfo> list; 5428 if (listUninstalled) { 5429 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5430 for (PackageSetting ps : mSettings.mPackages.values()) { 5431 ApplicationInfo ai; 5432 if (ps.pkg != null) { 5433 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5434 ps.readUserState(userId), userId); 5435 } else { 5436 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5437 } 5438 if (ai != null) { 5439 list.add(ai); 5440 } 5441 } 5442 } else { 5443 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5444 for (PackageParser.Package p : mPackages.values()) { 5445 if (p.mExtras != null) { 5446 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5447 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5448 if (ai != null) { 5449 list.add(ai); 5450 } 5451 } 5452 } 5453 } 5454 5455 return new ParceledListSlice<ApplicationInfo>(list); 5456 } 5457 } 5458 5459 public List<ApplicationInfo> getPersistentApplications(int flags) { 5460 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5461 5462 // reader 5463 synchronized (mPackages) { 5464 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5465 final int userId = UserHandle.getCallingUserId(); 5466 while (i.hasNext()) { 5467 final PackageParser.Package p = i.next(); 5468 if (p.applicationInfo != null 5469 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5470 && (!mSafeMode || isSystemApp(p))) { 5471 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5472 if (ps != null) { 5473 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5474 ps.readUserState(userId), userId); 5475 if (ai != null) { 5476 finalList.add(ai); 5477 } 5478 } 5479 } 5480 } 5481 } 5482 5483 return finalList; 5484 } 5485 5486 @Override 5487 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5488 if (!sUserManager.exists(userId)) return null; 5489 // reader 5490 synchronized (mPackages) { 5491 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5492 PackageSetting ps = provider != null 5493 ? mSettings.mPackages.get(provider.owner.packageName) 5494 : null; 5495 return ps != null 5496 && mSettings.isEnabledLPr(provider.info, flags, userId) 5497 && (!mSafeMode || (provider.info.applicationInfo.flags 5498 &ApplicationInfo.FLAG_SYSTEM) != 0) 5499 ? PackageParser.generateProviderInfo(provider, flags, 5500 ps.readUserState(userId), userId) 5501 : null; 5502 } 5503 } 5504 5505 /** 5506 * @deprecated 5507 */ 5508 @Deprecated 5509 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5510 // reader 5511 synchronized (mPackages) { 5512 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5513 .entrySet().iterator(); 5514 final int userId = UserHandle.getCallingUserId(); 5515 while (i.hasNext()) { 5516 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5517 PackageParser.Provider p = entry.getValue(); 5518 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5519 5520 if (ps != null && p.syncable 5521 && (!mSafeMode || (p.info.applicationInfo.flags 5522 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5523 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5524 ps.readUserState(userId), userId); 5525 if (info != null) { 5526 outNames.add(entry.getKey()); 5527 outInfo.add(info); 5528 } 5529 } 5530 } 5531 } 5532 } 5533 5534 @Override 5535 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5536 int uid, int flags) { 5537 ArrayList<ProviderInfo> finalList = null; 5538 // reader 5539 synchronized (mPackages) { 5540 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5541 final int userId = processName != null ? 5542 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5543 while (i.hasNext()) { 5544 final PackageParser.Provider p = i.next(); 5545 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5546 if (ps != null && p.info.authority != null 5547 && (processName == null 5548 || (p.info.processName.equals(processName) 5549 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5550 && mSettings.isEnabledLPr(p.info, flags, userId) 5551 && (!mSafeMode 5552 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5553 if (finalList == null) { 5554 finalList = new ArrayList<ProviderInfo>(3); 5555 } 5556 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5557 ps.readUserState(userId), userId); 5558 if (info != null) { 5559 finalList.add(info); 5560 } 5561 } 5562 } 5563 } 5564 5565 if (finalList != null) { 5566 Collections.sort(finalList, mProviderInitOrderSorter); 5567 return new ParceledListSlice<ProviderInfo>(finalList); 5568 } 5569 5570 return null; 5571 } 5572 5573 @Override 5574 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5575 int flags) { 5576 // reader 5577 synchronized (mPackages) { 5578 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5579 return PackageParser.generateInstrumentationInfo(i, flags); 5580 } 5581 } 5582 5583 @Override 5584 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5585 int flags) { 5586 ArrayList<InstrumentationInfo> finalList = 5587 new ArrayList<InstrumentationInfo>(); 5588 5589 // reader 5590 synchronized (mPackages) { 5591 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5592 while (i.hasNext()) { 5593 final PackageParser.Instrumentation p = i.next(); 5594 if (targetPackage == null 5595 || targetPackage.equals(p.info.targetPackage)) { 5596 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5597 flags); 5598 if (ii != null) { 5599 finalList.add(ii); 5600 } 5601 } 5602 } 5603 } 5604 5605 return finalList; 5606 } 5607 5608 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5609 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5610 if (overlays == null) { 5611 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5612 return; 5613 } 5614 for (PackageParser.Package opkg : overlays.values()) { 5615 // Not much to do if idmap fails: we already logged the error 5616 // and we certainly don't want to abort installation of pkg simply 5617 // because an overlay didn't fit properly. For these reasons, 5618 // ignore the return value of createIdmapForPackagePairLI. 5619 createIdmapForPackagePairLI(pkg, opkg); 5620 } 5621 } 5622 5623 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5624 PackageParser.Package opkg) { 5625 if (!opkg.mTrustedOverlay) { 5626 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5627 opkg.baseCodePath + ": overlay not trusted"); 5628 return false; 5629 } 5630 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5631 if (overlaySet == null) { 5632 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5633 opkg.baseCodePath + " but target package has no known overlays"); 5634 return false; 5635 } 5636 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5637 // TODO: generate idmap for split APKs 5638 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5639 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5640 + opkg.baseCodePath); 5641 return false; 5642 } 5643 PackageParser.Package[] overlayArray = 5644 overlaySet.values().toArray(new PackageParser.Package[0]); 5645 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5646 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5647 return p1.mOverlayPriority - p2.mOverlayPriority; 5648 } 5649 }; 5650 Arrays.sort(overlayArray, cmp); 5651 5652 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5653 int i = 0; 5654 for (PackageParser.Package p : overlayArray) { 5655 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5656 } 5657 return true; 5658 } 5659 5660 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5662 try { 5663 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5664 } finally { 5665 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5666 } 5667 } 5668 5669 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5670 final File[] files = dir.listFiles(); 5671 if (ArrayUtils.isEmpty(files)) { 5672 Log.d(TAG, "No files in app dir " + dir); 5673 return; 5674 } 5675 5676 if (DEBUG_PACKAGE_SCANNING) { 5677 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5678 + " flags=0x" + Integer.toHexString(parseFlags)); 5679 } 5680 5681 for (File file : files) { 5682 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5683 && !PackageInstallerService.isStageName(file.getName()); 5684 if (!isPackage) { 5685 // Ignore entries which are not packages 5686 continue; 5687 } 5688 try { 5689 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5690 scanFlags, currentTime, null); 5691 } catch (PackageManagerException e) { 5692 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5693 5694 // Delete invalid userdata apps 5695 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5696 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5697 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5698 if (file.isDirectory()) { 5699 mInstaller.rmPackageDir(file.getAbsolutePath()); 5700 } else { 5701 file.delete(); 5702 } 5703 } 5704 } 5705 } 5706 } 5707 5708 private static File getSettingsProblemFile() { 5709 File dataDir = Environment.getDataDirectory(); 5710 File systemDir = new File(dataDir, "system"); 5711 File fname = new File(systemDir, "uiderrors.txt"); 5712 return fname; 5713 } 5714 5715 static void reportSettingsProblem(int priority, String msg) { 5716 logCriticalInfo(priority, msg); 5717 } 5718 5719 static void logCriticalInfo(int priority, String msg) { 5720 Slog.println(priority, TAG, msg); 5721 EventLogTags.writePmCriticalInfo(msg); 5722 try { 5723 File fname = getSettingsProblemFile(); 5724 FileOutputStream out = new FileOutputStream(fname, true); 5725 PrintWriter pw = new FastPrintWriter(out); 5726 SimpleDateFormat formatter = new SimpleDateFormat(); 5727 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5728 pw.println(dateString + ": " + msg); 5729 pw.close(); 5730 FileUtils.setPermissions( 5731 fname.toString(), 5732 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5733 -1, -1); 5734 } catch (java.io.IOException e) { 5735 } 5736 } 5737 5738 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5739 PackageParser.Package pkg, File srcFile, int parseFlags) 5740 throws PackageManagerException { 5741 if (ps != null 5742 && ps.codePath.equals(srcFile) 5743 && ps.timeStamp == srcFile.lastModified() 5744 && !isCompatSignatureUpdateNeeded(pkg) 5745 && !isRecoverSignatureUpdateNeeded(pkg)) { 5746 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5747 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5748 ArraySet<PublicKey> signingKs; 5749 synchronized (mPackages) { 5750 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5751 } 5752 if (ps.signatures.mSignatures != null 5753 && ps.signatures.mSignatures.length != 0 5754 && signingKs != null) { 5755 // Optimization: reuse the existing cached certificates 5756 // if the package appears to be unchanged. 5757 pkg.mSignatures = ps.signatures.mSignatures; 5758 pkg.mSigningKeys = signingKs; 5759 return; 5760 } 5761 5762 Slog.w(TAG, "PackageSetting for " + ps.name 5763 + " is missing signatures. Collecting certs again to recover them."); 5764 } else { 5765 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5766 } 5767 5768 try { 5769 pp.collectCertificates(pkg, parseFlags); 5770 pp.collectManifestDigest(pkg); 5771 } catch (PackageParserException e) { 5772 throw PackageManagerException.from(e); 5773 } 5774 } 5775 5776 /** 5777 * Traces a package scan. 5778 * @see #scanPackageLI(File, int, int, long, UserHandle) 5779 */ 5780 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 5781 long currentTime, UserHandle user) throws PackageManagerException { 5782 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 5783 try { 5784 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 5785 } finally { 5786 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5787 } 5788 } 5789 5790 /** 5791 * Scans a package and returns the newly parsed package. 5792 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 5793 */ 5794 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5795 long currentTime, UserHandle user) throws PackageManagerException { 5796 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5797 parseFlags |= mDefParseFlags; 5798 PackageParser pp = new PackageParser(); 5799 pp.setSeparateProcesses(mSeparateProcesses); 5800 pp.setOnlyCoreApps(mOnlyCore); 5801 pp.setDisplayMetrics(mMetrics); 5802 5803 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5804 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5805 } 5806 5807 final PackageParser.Package pkg; 5808 try { 5809 pkg = pp.parsePackage(scanFile, parseFlags); 5810 } catch (PackageParserException e) { 5811 throw PackageManagerException.from(e); 5812 } 5813 5814 PackageSetting ps = null; 5815 PackageSetting updatedPkg; 5816 // reader 5817 synchronized (mPackages) { 5818 // Look to see if we already know about this package. 5819 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5820 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5821 // This package has been renamed to its original name. Let's 5822 // use that. 5823 ps = mSettings.peekPackageLPr(oldName); 5824 } 5825 // If there was no original package, see one for the real package name. 5826 if (ps == null) { 5827 ps = mSettings.peekPackageLPr(pkg.packageName); 5828 } 5829 // Check to see if this package could be hiding/updating a system 5830 // package. Must look for it either under the original or real 5831 // package name depending on our state. 5832 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5833 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5834 } 5835 boolean updatedPkgBetter = false; 5836 // First check if this is a system package that may involve an update 5837 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5838 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5839 // it needs to drop FLAG_PRIVILEGED. 5840 if (locationIsPrivileged(scanFile)) { 5841 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5842 } else { 5843 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5844 } 5845 5846 if (ps != null && !ps.codePath.equals(scanFile)) { 5847 // The path has changed from what was last scanned... check the 5848 // version of the new path against what we have stored to determine 5849 // what to do. 5850 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5851 if (pkg.mVersionCode <= ps.versionCode) { 5852 // The system package has been updated and the code path does not match 5853 // Ignore entry. Skip it. 5854 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5855 + " ignored: updated version " + ps.versionCode 5856 + " better than this " + pkg.mVersionCode); 5857 if (!updatedPkg.codePath.equals(scanFile)) { 5858 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5859 + ps.name + " changing from " + updatedPkg.codePathString 5860 + " to " + scanFile); 5861 updatedPkg.codePath = scanFile; 5862 updatedPkg.codePathString = scanFile.toString(); 5863 updatedPkg.resourcePath = scanFile; 5864 updatedPkg.resourcePathString = scanFile.toString(); 5865 } 5866 updatedPkg.pkg = pkg; 5867 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5868 "Package " + ps.name + " at " + scanFile 5869 + " ignored: updated version " + ps.versionCode 5870 + " better than this " + pkg.mVersionCode); 5871 } else { 5872 // The current app on the system partition is better than 5873 // what we have updated to on the data partition; switch 5874 // back to the system partition version. 5875 // At this point, its safely assumed that package installation for 5876 // apps in system partition will go through. If not there won't be a working 5877 // version of the app 5878 // writer 5879 synchronized (mPackages) { 5880 // Just remove the loaded entries from package lists. 5881 mPackages.remove(ps.name); 5882 } 5883 5884 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5885 + " reverting from " + ps.codePathString 5886 + ": new version " + pkg.mVersionCode 5887 + " better than installed " + ps.versionCode); 5888 5889 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5890 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5891 synchronized (mInstallLock) { 5892 args.cleanUpResourcesLI(); 5893 } 5894 synchronized (mPackages) { 5895 mSettings.enableSystemPackageLPw(ps.name); 5896 } 5897 updatedPkgBetter = true; 5898 } 5899 } 5900 } 5901 5902 if (updatedPkg != null) { 5903 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5904 // initially 5905 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5906 5907 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5908 // flag set initially 5909 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5910 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5911 } 5912 } 5913 5914 // Verify certificates against what was last scanned 5915 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5916 5917 /* 5918 * A new system app appeared, but we already had a non-system one of the 5919 * same name installed earlier. 5920 */ 5921 boolean shouldHideSystemApp = false; 5922 if (updatedPkg == null && ps != null 5923 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5924 /* 5925 * Check to make sure the signatures match first. If they don't, 5926 * wipe the installed application and its data. 5927 */ 5928 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5929 != PackageManager.SIGNATURE_MATCH) { 5930 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5931 + " signatures don't match existing userdata copy; removing"); 5932 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5933 ps = null; 5934 } else { 5935 /* 5936 * If the newly-added system app is an older version than the 5937 * already installed version, hide it. It will be scanned later 5938 * and re-added like an update. 5939 */ 5940 if (pkg.mVersionCode <= ps.versionCode) { 5941 shouldHideSystemApp = true; 5942 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5943 + " but new version " + pkg.mVersionCode + " better than installed " 5944 + ps.versionCode + "; hiding system"); 5945 } else { 5946 /* 5947 * The newly found system app is a newer version that the 5948 * one previously installed. Simply remove the 5949 * already-installed application and replace it with our own 5950 * while keeping the application data. 5951 */ 5952 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5953 + " reverting from " + ps.codePathString + ": new version " 5954 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5955 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5956 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5957 synchronized (mInstallLock) { 5958 args.cleanUpResourcesLI(); 5959 } 5960 } 5961 } 5962 } 5963 5964 // The apk is forward locked (not public) if its code and resources 5965 // are kept in different files. (except for app in either system or 5966 // vendor path). 5967 // TODO grab this value from PackageSettings 5968 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5969 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5970 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5971 } 5972 } 5973 5974 // TODO: extend to support forward-locked splits 5975 String resourcePath = null; 5976 String baseResourcePath = null; 5977 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5978 if (ps != null && ps.resourcePathString != null) { 5979 resourcePath = ps.resourcePathString; 5980 baseResourcePath = ps.resourcePathString; 5981 } else { 5982 // Should not happen at all. Just log an error. 5983 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5984 } 5985 } else { 5986 resourcePath = pkg.codePath; 5987 baseResourcePath = pkg.baseCodePath; 5988 } 5989 5990 // Set application objects path explicitly. 5991 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5992 pkg.applicationInfo.setCodePath(pkg.codePath); 5993 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5994 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5995 pkg.applicationInfo.setResourcePath(resourcePath); 5996 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5997 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5998 5999 // Note that we invoke the following method only if we are about to unpack an application 6000 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6001 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6002 6003 /* 6004 * If the system app should be overridden by a previously installed 6005 * data, hide the system app now and let the /data/app scan pick it up 6006 * again. 6007 */ 6008 if (shouldHideSystemApp) { 6009 synchronized (mPackages) { 6010 mSettings.disableSystemPackageLPw(pkg.packageName); 6011 } 6012 } 6013 6014 return scannedPkg; 6015 } 6016 6017 private static String fixProcessName(String defProcessName, 6018 String processName, int uid) { 6019 if (processName == null) { 6020 return defProcessName; 6021 } 6022 return processName; 6023 } 6024 6025 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6026 throws PackageManagerException { 6027 if (pkgSetting.signatures.mSignatures != null) { 6028 // Already existing package. Make sure signatures match 6029 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6030 == PackageManager.SIGNATURE_MATCH; 6031 if (!match) { 6032 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6033 == PackageManager.SIGNATURE_MATCH; 6034 } 6035 if (!match) { 6036 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6037 == PackageManager.SIGNATURE_MATCH; 6038 } 6039 if (!match) { 6040 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6041 + pkg.packageName + " signatures do not match the " 6042 + "previously installed version; ignoring!"); 6043 } 6044 } 6045 6046 // Check for shared user signatures 6047 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6048 // Already existing package. Make sure signatures match 6049 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6050 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6051 if (!match) { 6052 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6053 == PackageManager.SIGNATURE_MATCH; 6054 } 6055 if (!match) { 6056 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6057 == PackageManager.SIGNATURE_MATCH; 6058 } 6059 if (!match) { 6060 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6061 "Package " + pkg.packageName 6062 + " has no signatures that match those in shared user " 6063 + pkgSetting.sharedUser.name + "; ignoring!"); 6064 } 6065 } 6066 } 6067 6068 /** 6069 * Enforces that only the system UID or root's UID can call a method exposed 6070 * via Binder. 6071 * 6072 * @param message used as message if SecurityException is thrown 6073 * @throws SecurityException if the caller is not system or root 6074 */ 6075 private static final void enforceSystemOrRoot(String message) { 6076 final int uid = Binder.getCallingUid(); 6077 if (uid != Process.SYSTEM_UID && uid != 0) { 6078 throw new SecurityException(message); 6079 } 6080 } 6081 6082 @Override 6083 public void performBootDexOpt() { 6084 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6085 6086 // Before everything else, see whether we need to fstrim. 6087 try { 6088 IMountService ms = PackageHelper.getMountService(); 6089 if (ms != null) { 6090 final boolean isUpgrade = isUpgrade(); 6091 boolean doTrim = isUpgrade; 6092 if (doTrim) { 6093 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6094 } else { 6095 final long interval = android.provider.Settings.Global.getLong( 6096 mContext.getContentResolver(), 6097 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6098 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6099 if (interval > 0) { 6100 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6101 if (timeSinceLast > interval) { 6102 doTrim = true; 6103 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6104 + "; running immediately"); 6105 } 6106 } 6107 } 6108 if (doTrim) { 6109 if (!isFirstBoot()) { 6110 try { 6111 ActivityManagerNative.getDefault().showBootMessage( 6112 mContext.getResources().getString( 6113 R.string.android_upgrading_fstrim), true); 6114 } catch (RemoteException e) { 6115 } 6116 } 6117 ms.runMaintenance(); 6118 } 6119 } else { 6120 Slog.e(TAG, "Mount service unavailable!"); 6121 } 6122 } catch (RemoteException e) { 6123 // Can't happen; MountService is local 6124 } 6125 6126 final ArraySet<PackageParser.Package> pkgs; 6127 synchronized (mPackages) { 6128 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6129 } 6130 6131 if (pkgs != null) { 6132 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6133 // in case the device runs out of space. 6134 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6135 // Give priority to core apps. 6136 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6137 PackageParser.Package pkg = it.next(); 6138 if (pkg.coreApp) { 6139 if (DEBUG_DEXOPT) { 6140 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6141 } 6142 sortedPkgs.add(pkg); 6143 it.remove(); 6144 } 6145 } 6146 // Give priority to system apps that listen for pre boot complete. 6147 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6148 ArraySet<String> pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM); 6149 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6150 PackageParser.Package pkg = it.next(); 6151 if (pkgNames.contains(pkg.packageName)) { 6152 if (DEBUG_DEXOPT) { 6153 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6154 } 6155 sortedPkgs.add(pkg); 6156 it.remove(); 6157 } 6158 } 6159 // Filter out packages that aren't recently used. 6160 filterRecentlyUsedApps(pkgs); 6161 // Add all remaining apps. 6162 for (PackageParser.Package pkg : pkgs) { 6163 if (DEBUG_DEXOPT) { 6164 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6165 } 6166 sortedPkgs.add(pkg); 6167 } 6168 6169 // If we want to be lazy, filter everything that wasn't recently used. 6170 if (mLazyDexOpt) { 6171 filterRecentlyUsedApps(sortedPkgs); 6172 } 6173 6174 int i = 0; 6175 int total = sortedPkgs.size(); 6176 File dataDir = Environment.getDataDirectory(); 6177 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6178 if (lowThreshold == 0) { 6179 throw new IllegalStateException("Invalid low memory threshold"); 6180 } 6181 for (PackageParser.Package pkg : sortedPkgs) { 6182 long usableSpace = dataDir.getUsableSpace(); 6183 if (usableSpace < lowThreshold) { 6184 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6185 break; 6186 } 6187 performBootDexOpt(pkg, ++i, total); 6188 } 6189 } 6190 } 6191 6192 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6193 // Filter out packages that aren't recently used. 6194 // 6195 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6196 // should do a full dexopt. 6197 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6198 int total = pkgs.size(); 6199 int skipped = 0; 6200 long now = System.currentTimeMillis(); 6201 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6202 PackageParser.Package pkg = i.next(); 6203 long then = pkg.mLastPackageUsageTimeInMills; 6204 if (then + mDexOptLRUThresholdInMills < now) { 6205 if (DEBUG_DEXOPT) { 6206 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6207 ((then == 0) ? "never" : new Date(then))); 6208 } 6209 i.remove(); 6210 skipped++; 6211 } 6212 } 6213 if (DEBUG_DEXOPT) { 6214 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6215 } 6216 } 6217 } 6218 6219 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6220 List<ResolveInfo> ris = null; 6221 try { 6222 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6223 intent, null, 0, userId); 6224 } catch (RemoteException e) { 6225 } 6226 ArraySet<String> pkgNames = new ArraySet<String>(); 6227 if (ris != null) { 6228 for (ResolveInfo ri : ris) { 6229 pkgNames.add(ri.activityInfo.packageName); 6230 } 6231 } 6232 return pkgNames; 6233 } 6234 6235 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6236 if (DEBUG_DEXOPT) { 6237 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6238 } 6239 if (!isFirstBoot()) { 6240 try { 6241 ActivityManagerNative.getDefault().showBootMessage( 6242 mContext.getResources().getString(R.string.android_upgrading_apk, 6243 curr, total), true); 6244 } catch (RemoteException e) { 6245 } 6246 } 6247 PackageParser.Package p = pkg; 6248 synchronized (mInstallLock) { 6249 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6250 false /* force dex */, false /* defer */, true /* include dependencies */, 6251 false /* boot complete */); 6252 } 6253 } 6254 6255 @Override 6256 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6257 return performDexOptTraced(packageName, instructionSet, false); 6258 } 6259 6260 public boolean performDexOpt( 6261 String packageName, String instructionSet, boolean backgroundDexopt) { 6262 return performDexOptTraced(packageName, instructionSet, backgroundDexopt); 6263 } 6264 6265 private boolean performDexOptTraced( 6266 String packageName, String instructionSet, boolean backgroundDexopt) { 6267 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6268 try { 6269 return performDexOptInternal(packageName, instructionSet, backgroundDexopt); 6270 } finally { 6271 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6272 } 6273 } 6274 6275 private boolean performDexOptInternal( 6276 String packageName, String instructionSet, boolean backgroundDexopt) { 6277 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6278 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6279 if (!dexopt && !updateUsage) { 6280 // We aren't going to dexopt or update usage, so bail early. 6281 return false; 6282 } 6283 PackageParser.Package p; 6284 final String targetInstructionSet; 6285 synchronized (mPackages) { 6286 p = mPackages.get(packageName); 6287 if (p == null) { 6288 return false; 6289 } 6290 if (updateUsage) { 6291 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6292 } 6293 mPackageUsage.write(false); 6294 if (!dexopt) { 6295 // We aren't going to dexopt, so bail early. 6296 return false; 6297 } 6298 6299 targetInstructionSet = instructionSet != null ? instructionSet : 6300 getPrimaryInstructionSet(p.applicationInfo); 6301 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6302 return false; 6303 } 6304 } 6305 long callingId = Binder.clearCallingIdentity(); 6306 try { 6307 synchronized (mInstallLock) { 6308 final String[] instructionSets = new String[] { targetInstructionSet }; 6309 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6310 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6311 true /* boot complete */); 6312 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6313 } 6314 } finally { 6315 Binder.restoreCallingIdentity(callingId); 6316 } 6317 } 6318 6319 public ArraySet<String> getPackagesThatNeedDexOpt() { 6320 ArraySet<String> pkgs = null; 6321 synchronized (mPackages) { 6322 for (PackageParser.Package p : mPackages.values()) { 6323 if (DEBUG_DEXOPT) { 6324 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6325 } 6326 if (!p.mDexOptPerformed.isEmpty()) { 6327 continue; 6328 } 6329 if (pkgs == null) { 6330 pkgs = new ArraySet<String>(); 6331 } 6332 pkgs.add(p.packageName); 6333 } 6334 } 6335 return pkgs; 6336 } 6337 6338 public void shutdown() { 6339 mPackageUsage.write(true); 6340 } 6341 6342 @Override 6343 public void forceDexOpt(String packageName) { 6344 enforceSystemOrRoot("forceDexOpt"); 6345 6346 PackageParser.Package pkg; 6347 synchronized (mPackages) { 6348 pkg = mPackages.get(packageName); 6349 if (pkg == null) { 6350 throw new IllegalArgumentException("Missing package: " + packageName); 6351 } 6352 } 6353 6354 synchronized (mInstallLock) { 6355 final String[] instructionSets = new String[] { 6356 getPrimaryInstructionSet(pkg.applicationInfo) }; 6357 6358 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6359 6360 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6361 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6362 true /* boot complete */); 6363 6364 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6365 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6366 throw new IllegalStateException("Failed to dexopt: " + res); 6367 } 6368 } 6369 } 6370 6371 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6372 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6373 Slog.w(TAG, "Unable to update from " + oldPkg.name 6374 + " to " + newPkg.packageName 6375 + ": old package not in system partition"); 6376 return false; 6377 } else if (mPackages.get(oldPkg.name) != null) { 6378 Slog.w(TAG, "Unable to update from " + oldPkg.name 6379 + " to " + newPkg.packageName 6380 + ": old package still exists"); 6381 return false; 6382 } 6383 return true; 6384 } 6385 6386 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6387 int[] users = sUserManager.getUserIds(); 6388 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6389 if (res < 0) { 6390 return res; 6391 } 6392 for (int user : users) { 6393 if (user != 0) { 6394 res = mInstaller.createUserData(volumeUuid, packageName, 6395 UserHandle.getUid(user, uid), user, seinfo); 6396 if (res < 0) { 6397 return res; 6398 } 6399 } 6400 } 6401 return res; 6402 } 6403 6404 private int removeDataDirsLI(String volumeUuid, String packageName) { 6405 int[] users = sUserManager.getUserIds(); 6406 int res = 0; 6407 for (int user : users) { 6408 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6409 if (resInner < 0) { 6410 res = resInner; 6411 } 6412 } 6413 6414 return res; 6415 } 6416 6417 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6418 int[] users = sUserManager.getUserIds(); 6419 int res = 0; 6420 for (int user : users) { 6421 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6422 if (resInner < 0) { 6423 res = resInner; 6424 } 6425 } 6426 return res; 6427 } 6428 6429 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6430 PackageParser.Package changingLib) { 6431 if (file.path != null) { 6432 usesLibraryFiles.add(file.path); 6433 return; 6434 } 6435 PackageParser.Package p = mPackages.get(file.apk); 6436 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6437 // If we are doing this while in the middle of updating a library apk, 6438 // then we need to make sure to use that new apk for determining the 6439 // dependencies here. (We haven't yet finished committing the new apk 6440 // to the package manager state.) 6441 if (p == null || p.packageName.equals(changingLib.packageName)) { 6442 p = changingLib; 6443 } 6444 } 6445 if (p != null) { 6446 usesLibraryFiles.addAll(p.getAllCodePaths()); 6447 } 6448 } 6449 6450 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6451 PackageParser.Package changingLib) throws PackageManagerException { 6452 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6453 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6454 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6455 for (int i=0; i<N; i++) { 6456 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6457 if (file == null) { 6458 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6459 "Package " + pkg.packageName + " requires unavailable shared library " 6460 + pkg.usesLibraries.get(i) + "; failing!"); 6461 } 6462 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6463 } 6464 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6465 for (int i=0; i<N; i++) { 6466 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6467 if (file == null) { 6468 Slog.w(TAG, "Package " + pkg.packageName 6469 + " desires unavailable shared library " 6470 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6471 } else { 6472 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6473 } 6474 } 6475 N = usesLibraryFiles.size(); 6476 if (N > 0) { 6477 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6478 } else { 6479 pkg.usesLibraryFiles = null; 6480 } 6481 } 6482 } 6483 6484 private static boolean hasString(List<String> list, List<String> which) { 6485 if (list == null) { 6486 return false; 6487 } 6488 for (int i=list.size()-1; i>=0; i--) { 6489 for (int j=which.size()-1; j>=0; j--) { 6490 if (which.get(j).equals(list.get(i))) { 6491 return true; 6492 } 6493 } 6494 } 6495 return false; 6496 } 6497 6498 private void updateAllSharedLibrariesLPw() { 6499 for (PackageParser.Package pkg : mPackages.values()) { 6500 try { 6501 updateSharedLibrariesLPw(pkg, null); 6502 } catch (PackageManagerException e) { 6503 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6504 } 6505 } 6506 } 6507 6508 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6509 PackageParser.Package changingPkg) { 6510 ArrayList<PackageParser.Package> res = null; 6511 for (PackageParser.Package pkg : mPackages.values()) { 6512 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6513 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6514 if (res == null) { 6515 res = new ArrayList<PackageParser.Package>(); 6516 } 6517 res.add(pkg); 6518 try { 6519 updateSharedLibrariesLPw(pkg, changingPkg); 6520 } catch (PackageManagerException e) { 6521 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6522 } 6523 } 6524 } 6525 return res; 6526 } 6527 6528 /** 6529 * Derive the value of the {@code cpuAbiOverride} based on the provided 6530 * value and an optional stored value from the package settings. 6531 */ 6532 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6533 String cpuAbiOverride = null; 6534 6535 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6536 cpuAbiOverride = null; 6537 } else if (abiOverride != null) { 6538 cpuAbiOverride = abiOverride; 6539 } else if (settings != null) { 6540 cpuAbiOverride = settings.cpuAbiOverrideString; 6541 } 6542 6543 return cpuAbiOverride; 6544 } 6545 6546 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6547 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6548 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6549 try { 6550 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6551 } finally { 6552 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6553 } 6554 } 6555 6556 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6557 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6558 boolean success = false; 6559 try { 6560 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6561 currentTime, user); 6562 success = true; 6563 return res; 6564 } finally { 6565 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6566 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6567 } 6568 } 6569 } 6570 6571 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6572 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6573 final File scanFile = new File(pkg.codePath); 6574 if (pkg.applicationInfo.getCodePath() == null || 6575 pkg.applicationInfo.getResourcePath() == null) { 6576 // Bail out. The resource and code paths haven't been set. 6577 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6578 "Code and resource paths haven't been set correctly"); 6579 } 6580 6581 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6582 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6583 } else { 6584 // Only allow system apps to be flagged as core apps. 6585 pkg.coreApp = false; 6586 } 6587 6588 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6589 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6590 } 6591 6592 if (mCustomResolverComponentName != null && 6593 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6594 setUpCustomResolverActivity(pkg); 6595 } 6596 6597 if (pkg.packageName.equals("android")) { 6598 synchronized (mPackages) { 6599 if (mAndroidApplication != null) { 6600 Slog.w(TAG, "*************************************************"); 6601 Slog.w(TAG, "Core android package being redefined. Skipping."); 6602 Slog.w(TAG, " file=" + scanFile); 6603 Slog.w(TAG, "*************************************************"); 6604 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6605 "Core android package being redefined. Skipping."); 6606 } 6607 6608 // Set up information for our fall-back user intent resolution activity. 6609 mPlatformPackage = pkg; 6610 pkg.mVersionCode = mSdkVersion; 6611 mAndroidApplication = pkg.applicationInfo; 6612 6613 if (!mResolverReplaced) { 6614 mResolveActivity.applicationInfo = mAndroidApplication; 6615 mResolveActivity.name = ResolverActivity.class.getName(); 6616 mResolveActivity.packageName = mAndroidApplication.packageName; 6617 mResolveActivity.processName = "system:ui"; 6618 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6619 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6620 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6621 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6622 mResolveActivity.exported = true; 6623 mResolveActivity.enabled = true; 6624 mResolveInfo.activityInfo = mResolveActivity; 6625 mResolveInfo.priority = 0; 6626 mResolveInfo.preferredOrder = 0; 6627 mResolveInfo.match = 0; 6628 mResolveComponentName = new ComponentName( 6629 mAndroidApplication.packageName, mResolveActivity.name); 6630 } 6631 } 6632 } 6633 6634 if (DEBUG_PACKAGE_SCANNING) { 6635 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6636 Log.d(TAG, "Scanning package " + pkg.packageName); 6637 } 6638 6639 if (mPackages.containsKey(pkg.packageName) 6640 || mSharedLibraries.containsKey(pkg.packageName)) { 6641 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6642 "Application package " + pkg.packageName 6643 + " already installed. Skipping duplicate."); 6644 } 6645 6646 // If we're only installing presumed-existing packages, require that the 6647 // scanned APK is both already known and at the path previously established 6648 // for it. Previously unknown packages we pick up normally, but if we have an 6649 // a priori expectation about this package's install presence, enforce it. 6650 // With a singular exception for new system packages. When an OTA contains 6651 // a new system package, we allow the codepath to change from a system location 6652 // to the user-installed location. If we don't allow this change, any newer, 6653 // user-installed version of the application will be ignored. 6654 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6655 if (mExpectingBetter.containsKey(pkg.packageName)) { 6656 logCriticalInfo(Log.WARN, 6657 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6658 } else { 6659 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6660 if (known != null) { 6661 if (DEBUG_PACKAGE_SCANNING) { 6662 Log.d(TAG, "Examining " + pkg.codePath 6663 + " and requiring known paths " + known.codePathString 6664 + " & " + known.resourcePathString); 6665 } 6666 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6667 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6668 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6669 "Application package " + pkg.packageName 6670 + " found at " + pkg.applicationInfo.getCodePath() 6671 + " but expected at " + known.codePathString + "; ignoring."); 6672 } 6673 } 6674 } 6675 } 6676 6677 // Initialize package source and resource directories 6678 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6679 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6680 6681 SharedUserSetting suid = null; 6682 PackageSetting pkgSetting = null; 6683 6684 if (!isSystemApp(pkg)) { 6685 // Only system apps can use these features. 6686 pkg.mOriginalPackages = null; 6687 pkg.mRealPackage = null; 6688 pkg.mAdoptPermissions = null; 6689 } 6690 6691 // writer 6692 synchronized (mPackages) { 6693 if (pkg.mSharedUserId != null) { 6694 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6695 if (suid == null) { 6696 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6697 "Creating application package " + pkg.packageName 6698 + " for shared user failed"); 6699 } 6700 if (DEBUG_PACKAGE_SCANNING) { 6701 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6702 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6703 + "): packages=" + suid.packages); 6704 } 6705 } 6706 6707 // Check if we are renaming from an original package name. 6708 PackageSetting origPackage = null; 6709 String realName = null; 6710 if (pkg.mOriginalPackages != null) { 6711 // This package may need to be renamed to a previously 6712 // installed name. Let's check on that... 6713 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6714 if (pkg.mOriginalPackages.contains(renamed)) { 6715 // This package had originally been installed as the 6716 // original name, and we have already taken care of 6717 // transitioning to the new one. Just update the new 6718 // one to continue using the old name. 6719 realName = pkg.mRealPackage; 6720 if (!pkg.packageName.equals(renamed)) { 6721 // Callers into this function may have already taken 6722 // care of renaming the package; only do it here if 6723 // it is not already done. 6724 pkg.setPackageName(renamed); 6725 } 6726 6727 } else { 6728 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6729 if ((origPackage = mSettings.peekPackageLPr( 6730 pkg.mOriginalPackages.get(i))) != null) { 6731 // We do have the package already installed under its 6732 // original name... should we use it? 6733 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6734 // New package is not compatible with original. 6735 origPackage = null; 6736 continue; 6737 } else if (origPackage.sharedUser != null) { 6738 // Make sure uid is compatible between packages. 6739 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6740 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6741 + " to " + pkg.packageName + ": old uid " 6742 + origPackage.sharedUser.name 6743 + " differs from " + pkg.mSharedUserId); 6744 origPackage = null; 6745 continue; 6746 } 6747 } else { 6748 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6749 + pkg.packageName + " to old name " + origPackage.name); 6750 } 6751 break; 6752 } 6753 } 6754 } 6755 } 6756 6757 if (mTransferedPackages.contains(pkg.packageName)) { 6758 Slog.w(TAG, "Package " + pkg.packageName 6759 + " was transferred to another, but its .apk remains"); 6760 } 6761 6762 // Just create the setting, don't add it yet. For already existing packages 6763 // the PkgSetting exists already and doesn't have to be created. 6764 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6765 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6766 pkg.applicationInfo.primaryCpuAbi, 6767 pkg.applicationInfo.secondaryCpuAbi, 6768 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6769 user, false); 6770 if (pkgSetting == null) { 6771 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6772 "Creating application package " + pkg.packageName + " failed"); 6773 } 6774 6775 if (pkgSetting.origPackage != null) { 6776 // If we are first transitioning from an original package, 6777 // fix up the new package's name now. We need to do this after 6778 // looking up the package under its new name, so getPackageLP 6779 // can take care of fiddling things correctly. 6780 pkg.setPackageName(origPackage.name); 6781 6782 // File a report about this. 6783 String msg = "New package " + pkgSetting.realName 6784 + " renamed to replace old package " + pkgSetting.name; 6785 reportSettingsProblem(Log.WARN, msg); 6786 6787 // Make a note of it. 6788 mTransferedPackages.add(origPackage.name); 6789 6790 // No longer need to retain this. 6791 pkgSetting.origPackage = null; 6792 } 6793 6794 if (realName != null) { 6795 // Make a note of it. 6796 mTransferedPackages.add(pkg.packageName); 6797 } 6798 6799 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6800 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6801 } 6802 6803 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6804 // Check all shared libraries and map to their actual file path. 6805 // We only do this here for apps not on a system dir, because those 6806 // are the only ones that can fail an install due to this. We 6807 // will take care of the system apps by updating all of their 6808 // library paths after the scan is done. 6809 updateSharedLibrariesLPw(pkg, null); 6810 } 6811 6812 if (mFoundPolicyFile) { 6813 SELinuxMMAC.assignSeinfoValue(pkg); 6814 } 6815 6816 pkg.applicationInfo.uid = pkgSetting.appId; 6817 pkg.mExtras = pkgSetting; 6818 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6819 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6820 // We just determined the app is signed correctly, so bring 6821 // over the latest parsed certs. 6822 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6823 } else { 6824 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6825 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6826 "Package " + pkg.packageName + " upgrade keys do not match the " 6827 + "previously installed version"); 6828 } else { 6829 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6830 String msg = "System package " + pkg.packageName 6831 + " signature changed; retaining data."; 6832 reportSettingsProblem(Log.WARN, msg); 6833 } 6834 } 6835 } else { 6836 try { 6837 verifySignaturesLP(pkgSetting, pkg); 6838 // We just determined the app is signed correctly, so bring 6839 // over the latest parsed certs. 6840 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6841 } catch (PackageManagerException e) { 6842 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6843 throw e; 6844 } 6845 // The signature has changed, but this package is in the system 6846 // image... let's recover! 6847 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6848 // However... if this package is part of a shared user, but it 6849 // doesn't match the signature of the shared user, let's fail. 6850 // What this means is that you can't change the signatures 6851 // associated with an overall shared user, which doesn't seem all 6852 // that unreasonable. 6853 if (pkgSetting.sharedUser != null) { 6854 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6855 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6856 throw new PackageManagerException( 6857 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6858 "Signature mismatch for shared user : " 6859 + pkgSetting.sharedUser); 6860 } 6861 } 6862 // File a report about this. 6863 String msg = "System package " + pkg.packageName 6864 + " signature changed; retaining data."; 6865 reportSettingsProblem(Log.WARN, msg); 6866 } 6867 } 6868 // Verify that this new package doesn't have any content providers 6869 // that conflict with existing packages. Only do this if the 6870 // package isn't already installed, since we don't want to break 6871 // things that are installed. 6872 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6873 final int N = pkg.providers.size(); 6874 int i; 6875 for (i=0; i<N; i++) { 6876 PackageParser.Provider p = pkg.providers.get(i); 6877 if (p.info.authority != null) { 6878 String names[] = p.info.authority.split(";"); 6879 for (int j = 0; j < names.length; j++) { 6880 if (mProvidersByAuthority.containsKey(names[j])) { 6881 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6882 final String otherPackageName = 6883 ((other != null && other.getComponentName() != null) ? 6884 other.getComponentName().getPackageName() : "?"); 6885 throw new PackageManagerException( 6886 INSTALL_FAILED_CONFLICTING_PROVIDER, 6887 "Can't install because provider name " + names[j] 6888 + " (in package " + pkg.applicationInfo.packageName 6889 + ") is already used by " + otherPackageName); 6890 } 6891 } 6892 } 6893 } 6894 } 6895 6896 if (pkg.mAdoptPermissions != null) { 6897 // This package wants to adopt ownership of permissions from 6898 // another package. 6899 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6900 final String origName = pkg.mAdoptPermissions.get(i); 6901 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6902 if (orig != null) { 6903 if (verifyPackageUpdateLPr(orig, pkg)) { 6904 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6905 + pkg.packageName); 6906 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6907 } 6908 } 6909 } 6910 } 6911 } 6912 6913 final String pkgName = pkg.packageName; 6914 6915 final long scanFileTime = scanFile.lastModified(); 6916 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6917 pkg.applicationInfo.processName = fixProcessName( 6918 pkg.applicationInfo.packageName, 6919 pkg.applicationInfo.processName, 6920 pkg.applicationInfo.uid); 6921 6922 File dataPath; 6923 if (mPlatformPackage == pkg) { 6924 // The system package is special. 6925 dataPath = new File(Environment.getDataDirectory(), "system"); 6926 6927 pkg.applicationInfo.dataDir = dataPath.getPath(); 6928 6929 } else { 6930 // This is a normal package, need to make its data directory. 6931 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6932 UserHandle.USER_OWNER, pkg.packageName); 6933 6934 boolean uidError = false; 6935 if (dataPath.exists()) { 6936 int currentUid = 0; 6937 try { 6938 StructStat stat = Os.stat(dataPath.getPath()); 6939 currentUid = stat.st_uid; 6940 } catch (ErrnoException e) { 6941 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6942 } 6943 6944 // If we have mismatched owners for the data path, we have a problem. 6945 if (currentUid != pkg.applicationInfo.uid) { 6946 boolean recovered = false; 6947 if (currentUid == 0) { 6948 // The directory somehow became owned by root. Wow. 6949 // This is probably because the system was stopped while 6950 // installd was in the middle of messing with its libs 6951 // directory. Ask installd to fix that. 6952 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6953 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6954 if (ret >= 0) { 6955 recovered = true; 6956 String msg = "Package " + pkg.packageName 6957 + " unexpectedly changed to uid 0; recovered to " + 6958 + pkg.applicationInfo.uid; 6959 reportSettingsProblem(Log.WARN, msg); 6960 } 6961 } 6962 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6963 || (scanFlags&SCAN_BOOTING) != 0)) { 6964 // If this is a system app, we can at least delete its 6965 // current data so the application will still work. 6966 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6967 if (ret >= 0) { 6968 // TODO: Kill the processes first 6969 // Old data gone! 6970 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6971 ? "System package " : "Third party package "; 6972 String msg = prefix + pkg.packageName 6973 + " has changed from uid: " 6974 + currentUid + " to " 6975 + pkg.applicationInfo.uid + "; old data erased"; 6976 reportSettingsProblem(Log.WARN, msg); 6977 recovered = true; 6978 6979 // And now re-install the app. 6980 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6981 pkg.applicationInfo.seinfo); 6982 if (ret == -1) { 6983 // Ack should not happen! 6984 msg = prefix + pkg.packageName 6985 + " could not have data directory re-created after delete."; 6986 reportSettingsProblem(Log.WARN, msg); 6987 throw new PackageManagerException( 6988 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6989 } 6990 } 6991 if (!recovered) { 6992 mHasSystemUidErrors = true; 6993 } 6994 } else if (!recovered) { 6995 // If we allow this install to proceed, we will be broken. 6996 // Abort, abort! 6997 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6998 "scanPackageLI"); 6999 } 7000 if (!recovered) { 7001 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7002 + pkg.applicationInfo.uid + "/fs_" 7003 + currentUid; 7004 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7005 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7006 String msg = "Package " + pkg.packageName 7007 + " has mismatched uid: " 7008 + currentUid + " on disk, " 7009 + pkg.applicationInfo.uid + " in settings"; 7010 // writer 7011 synchronized (mPackages) { 7012 mSettings.mReadMessages.append(msg); 7013 mSettings.mReadMessages.append('\n'); 7014 uidError = true; 7015 if (!pkgSetting.uidError) { 7016 reportSettingsProblem(Log.ERROR, msg); 7017 } 7018 } 7019 } 7020 } 7021 pkg.applicationInfo.dataDir = dataPath.getPath(); 7022 if (mShouldRestoreconData) { 7023 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7024 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7025 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7026 } 7027 } else { 7028 if (DEBUG_PACKAGE_SCANNING) { 7029 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7030 Log.v(TAG, "Want this data dir: " + dataPath); 7031 } 7032 //invoke installer to do the actual installation 7033 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7034 pkg.applicationInfo.seinfo); 7035 if (ret < 0) { 7036 // Error from installer 7037 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7038 "Unable to create data dirs [errorCode=" + ret + "]"); 7039 } 7040 7041 if (dataPath.exists()) { 7042 pkg.applicationInfo.dataDir = dataPath.getPath(); 7043 } else { 7044 Slog.w(TAG, "Unable to create data directory: " + dataPath); 7045 pkg.applicationInfo.dataDir = null; 7046 } 7047 } 7048 7049 pkgSetting.uidError = uidError; 7050 } 7051 7052 final String path = scanFile.getPath(); 7053 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7054 7055 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7056 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7057 7058 // Some system apps still use directory structure for native libraries 7059 // in which case we might end up not detecting abi solely based on apk 7060 // structure. Try to detect abi based on directory structure. 7061 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7062 pkg.applicationInfo.primaryCpuAbi == null) { 7063 setBundledAppAbisAndRoots(pkg, pkgSetting); 7064 setNativeLibraryPaths(pkg); 7065 } 7066 7067 } else { 7068 if ((scanFlags & SCAN_MOVE) != 0) { 7069 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7070 // but we already have this packages package info in the PackageSetting. We just 7071 // use that and derive the native library path based on the new codepath. 7072 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7073 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7074 } 7075 7076 // Set native library paths again. For moves, the path will be updated based on the 7077 // ABIs we've determined above. For non-moves, the path will be updated based on the 7078 // ABIs we determined during compilation, but the path will depend on the final 7079 // package path (after the rename away from the stage path). 7080 setNativeLibraryPaths(pkg); 7081 } 7082 7083 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7084 final int[] userIds = sUserManager.getUserIds(); 7085 synchronized (mInstallLock) { 7086 // Make sure all user data directories are ready to roll; we're okay 7087 // if they already exist 7088 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7089 for (int userId : userIds) { 7090 if (userId != 0) { 7091 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7092 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7093 pkg.applicationInfo.seinfo); 7094 } 7095 } 7096 } 7097 7098 // Create a native library symlink only if we have native libraries 7099 // and if the native libraries are 32 bit libraries. We do not provide 7100 // this symlink for 64 bit libraries. 7101 if (pkg.applicationInfo.primaryCpuAbi != null && 7102 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7103 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7104 try { 7105 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7106 for (int userId : userIds) { 7107 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7108 nativeLibPath, userId) < 0) { 7109 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7110 "Failed linking native library dir (user=" + userId + ")"); 7111 } 7112 } 7113 } finally { 7114 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7115 } 7116 } 7117 } 7118 7119 // This is a special case for the "system" package, where the ABI is 7120 // dictated by the zygote configuration (and init.rc). We should keep track 7121 // of this ABI so that we can deal with "normal" applications that run under 7122 // the same UID correctly. 7123 if (mPlatformPackage == pkg) { 7124 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7125 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7126 } 7127 7128 // If there's a mismatch between the abi-override in the package setting 7129 // and the abiOverride specified for the install. Warn about this because we 7130 // would've already compiled the app without taking the package setting into 7131 // account. 7132 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7133 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7134 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7135 " for package: " + pkg.packageName); 7136 } 7137 } 7138 7139 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7140 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7141 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7142 7143 // Copy the derived override back to the parsed package, so that we can 7144 // update the package settings accordingly. 7145 pkg.cpuAbiOverride = cpuAbiOverride; 7146 7147 if (DEBUG_ABI_SELECTION) { 7148 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7149 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7150 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7151 } 7152 7153 // Push the derived path down into PackageSettings so we know what to 7154 // clean up at uninstall time. 7155 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7156 7157 if (DEBUG_ABI_SELECTION) { 7158 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7159 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7160 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7161 } 7162 7163 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7164 // We don't do this here during boot because we can do it all 7165 // at once after scanning all existing packages. 7166 // 7167 // We also do this *before* we perform dexopt on this package, so that 7168 // we can avoid redundant dexopts, and also to make sure we've got the 7169 // code and package path correct. 7170 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7171 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7172 } 7173 7174 if ((scanFlags & SCAN_NO_DEX) == 0) { 7175 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7176 7177 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7178 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7179 (scanFlags & SCAN_BOOTING) == 0); 7180 7181 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7182 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7183 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7184 } 7185 } 7186 if (mFactoryTest && pkg.requestedPermissions.contains( 7187 android.Manifest.permission.FACTORY_TEST)) { 7188 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7189 } 7190 7191 ArrayList<PackageParser.Package> clientLibPkgs = null; 7192 7193 // writer 7194 synchronized (mPackages) { 7195 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7196 // Only system apps can add new shared libraries. 7197 if (pkg.libraryNames != null) { 7198 for (int i=0; i<pkg.libraryNames.size(); i++) { 7199 String name = pkg.libraryNames.get(i); 7200 boolean allowed = false; 7201 if (pkg.isUpdatedSystemApp()) { 7202 // New library entries can only be added through the 7203 // system image. This is important to get rid of a lot 7204 // of nasty edge cases: for example if we allowed a non- 7205 // system update of the app to add a library, then uninstalling 7206 // the update would make the library go away, and assumptions 7207 // we made such as through app install filtering would now 7208 // have allowed apps on the device which aren't compatible 7209 // with it. Better to just have the restriction here, be 7210 // conservative, and create many fewer cases that can negatively 7211 // impact the user experience. 7212 final PackageSetting sysPs = mSettings 7213 .getDisabledSystemPkgLPr(pkg.packageName); 7214 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7215 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7216 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7217 allowed = true; 7218 allowed = true; 7219 break; 7220 } 7221 } 7222 } 7223 } else { 7224 allowed = true; 7225 } 7226 if (allowed) { 7227 if (!mSharedLibraries.containsKey(name)) { 7228 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7229 } else if (!name.equals(pkg.packageName)) { 7230 Slog.w(TAG, "Package " + pkg.packageName + " library " 7231 + name + " already exists; skipping"); 7232 } 7233 } else { 7234 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7235 + name + " that is not declared on system image; skipping"); 7236 } 7237 } 7238 if ((scanFlags&SCAN_BOOTING) == 0) { 7239 // If we are not booting, we need to update any applications 7240 // that are clients of our shared library. If we are booting, 7241 // this will all be done once the scan is complete. 7242 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7243 } 7244 } 7245 } 7246 } 7247 7248 // We also need to dexopt any apps that are dependent on this library. Note that 7249 // if these fail, we should abort the install since installing the library will 7250 // result in some apps being broken. 7251 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7252 try { 7253 if (clientLibPkgs != null) { 7254 if ((scanFlags & SCAN_NO_DEX) == 0) { 7255 for (int i = 0; i < clientLibPkgs.size(); i++) { 7256 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7257 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7258 null /* instruction sets */, forceDex, 7259 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7260 (scanFlags & SCAN_BOOTING) == 0); 7261 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7262 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7263 "scanPackageLI failed to dexopt clientLibPkgs"); 7264 } 7265 } 7266 } 7267 } 7268 } finally { 7269 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7270 } 7271 7272 // Request the ActivityManager to kill the process(only for existing packages) 7273 // so that we do not end up in a confused state while the user is still using the older 7274 // version of the application while the new one gets installed. 7275 if ((scanFlags & SCAN_REPLACING) != 0) { 7276 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7277 7278 killApplication(pkg.applicationInfo.packageName, 7279 pkg.applicationInfo.uid, "replace pkg"); 7280 7281 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7282 } 7283 7284 // Also need to kill any apps that are dependent on the library. 7285 if (clientLibPkgs != null) { 7286 for (int i=0; i<clientLibPkgs.size(); i++) { 7287 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7288 killApplication(clientPkg.applicationInfo.packageName, 7289 clientPkg.applicationInfo.uid, "update lib"); 7290 } 7291 } 7292 7293 // Make sure we're not adding any bogus keyset info 7294 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7295 ksms.assertScannedPackageValid(pkg); 7296 7297 // writer 7298 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7299 7300 boolean createIdmapFailed = false; 7301 synchronized (mPackages) { 7302 // We don't expect installation to fail beyond this point 7303 7304 // Add the new setting to mSettings 7305 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7306 // Add the new setting to mPackages 7307 mPackages.put(pkg.applicationInfo.packageName, pkg); 7308 // Make sure we don't accidentally delete its data. 7309 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7310 while (iter.hasNext()) { 7311 PackageCleanItem item = iter.next(); 7312 if (pkgName.equals(item.packageName)) { 7313 iter.remove(); 7314 } 7315 } 7316 7317 // Take care of first install / last update times. 7318 if (currentTime != 0) { 7319 if (pkgSetting.firstInstallTime == 0) { 7320 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7321 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7322 pkgSetting.lastUpdateTime = currentTime; 7323 } 7324 } else if (pkgSetting.firstInstallTime == 0) { 7325 // We need *something*. Take time time stamp of the file. 7326 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7327 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7328 if (scanFileTime != pkgSetting.timeStamp) { 7329 // A package on the system image has changed; consider this 7330 // to be an update. 7331 pkgSetting.lastUpdateTime = scanFileTime; 7332 } 7333 } 7334 7335 // Add the package's KeySets to the global KeySetManagerService 7336 ksms.addScannedPackageLPw(pkg); 7337 7338 int N = pkg.providers.size(); 7339 StringBuilder r = null; 7340 int i; 7341 for (i=0; i<N; i++) { 7342 PackageParser.Provider p = pkg.providers.get(i); 7343 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7344 p.info.processName, pkg.applicationInfo.uid); 7345 mProviders.addProvider(p); 7346 p.syncable = p.info.isSyncable; 7347 if (p.info.authority != null) { 7348 String names[] = p.info.authority.split(";"); 7349 p.info.authority = null; 7350 for (int j = 0; j < names.length; j++) { 7351 if (j == 1 && p.syncable) { 7352 // We only want the first authority for a provider to possibly be 7353 // syncable, so if we already added this provider using a different 7354 // authority clear the syncable flag. We copy the provider before 7355 // changing it because the mProviders object contains a reference 7356 // to a provider that we don't want to change. 7357 // Only do this for the second authority since the resulting provider 7358 // object can be the same for all future authorities for this provider. 7359 p = new PackageParser.Provider(p); 7360 p.syncable = false; 7361 } 7362 if (!mProvidersByAuthority.containsKey(names[j])) { 7363 mProvidersByAuthority.put(names[j], p); 7364 if (p.info.authority == null) { 7365 p.info.authority = names[j]; 7366 } else { 7367 p.info.authority = p.info.authority + ";" + names[j]; 7368 } 7369 if (DEBUG_PACKAGE_SCANNING) { 7370 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7371 Log.d(TAG, "Registered content provider: " + names[j] 7372 + ", className = " + p.info.name + ", isSyncable = " 7373 + p.info.isSyncable); 7374 } 7375 } else { 7376 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7377 Slog.w(TAG, "Skipping provider name " + names[j] + 7378 " (in package " + pkg.applicationInfo.packageName + 7379 "): name already used by " 7380 + ((other != null && other.getComponentName() != null) 7381 ? other.getComponentName().getPackageName() : "?")); 7382 } 7383 } 7384 } 7385 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7386 if (r == null) { 7387 r = new StringBuilder(256); 7388 } else { 7389 r.append(' '); 7390 } 7391 r.append(p.info.name); 7392 } 7393 } 7394 if (r != null) { 7395 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7396 } 7397 7398 N = pkg.services.size(); 7399 r = null; 7400 for (i=0; i<N; i++) { 7401 PackageParser.Service s = pkg.services.get(i); 7402 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7403 s.info.processName, pkg.applicationInfo.uid); 7404 mServices.addService(s); 7405 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7406 if (r == null) { 7407 r = new StringBuilder(256); 7408 } else { 7409 r.append(' '); 7410 } 7411 r.append(s.info.name); 7412 } 7413 } 7414 if (r != null) { 7415 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7416 } 7417 7418 N = pkg.receivers.size(); 7419 r = null; 7420 for (i=0; i<N; i++) { 7421 PackageParser.Activity a = pkg.receivers.get(i); 7422 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7423 a.info.processName, pkg.applicationInfo.uid); 7424 mReceivers.addActivity(a, "receiver"); 7425 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7426 if (r == null) { 7427 r = new StringBuilder(256); 7428 } else { 7429 r.append(' '); 7430 } 7431 r.append(a.info.name); 7432 } 7433 } 7434 if (r != null) { 7435 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7436 } 7437 7438 N = pkg.activities.size(); 7439 r = null; 7440 for (i=0; i<N; i++) { 7441 PackageParser.Activity a = pkg.activities.get(i); 7442 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7443 a.info.processName, pkg.applicationInfo.uid); 7444 mActivities.addActivity(a, "activity"); 7445 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7446 if (r == null) { 7447 r = new StringBuilder(256); 7448 } else { 7449 r.append(' '); 7450 } 7451 r.append(a.info.name); 7452 } 7453 } 7454 if (r != null) { 7455 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7456 } 7457 7458 N = pkg.permissionGroups.size(); 7459 r = null; 7460 for (i=0; i<N; i++) { 7461 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7462 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7463 if (cur == null) { 7464 mPermissionGroups.put(pg.info.name, pg); 7465 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7466 if (r == null) { 7467 r = new StringBuilder(256); 7468 } else { 7469 r.append(' '); 7470 } 7471 r.append(pg.info.name); 7472 } 7473 } else { 7474 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7475 + pg.info.packageName + " ignored: original from " 7476 + cur.info.packageName); 7477 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7478 if (r == null) { 7479 r = new StringBuilder(256); 7480 } else { 7481 r.append(' '); 7482 } 7483 r.append("DUP:"); 7484 r.append(pg.info.name); 7485 } 7486 } 7487 } 7488 if (r != null) { 7489 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7490 } 7491 7492 N = pkg.permissions.size(); 7493 r = null; 7494 for (i=0; i<N; i++) { 7495 PackageParser.Permission p = pkg.permissions.get(i); 7496 7497 // Assume by default that we did not install this permission into the system. 7498 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7499 7500 // Now that permission groups have a special meaning, we ignore permission 7501 // groups for legacy apps to prevent unexpected behavior. In particular, 7502 // permissions for one app being granted to someone just becuase they happen 7503 // to be in a group defined by another app (before this had no implications). 7504 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7505 p.group = mPermissionGroups.get(p.info.group); 7506 // Warn for a permission in an unknown group. 7507 if (p.info.group != null && p.group == null) { 7508 Slog.w(TAG, "Permission " + p.info.name + " from package " 7509 + p.info.packageName + " in an unknown group " + p.info.group); 7510 } 7511 } 7512 7513 ArrayMap<String, BasePermission> permissionMap = 7514 p.tree ? mSettings.mPermissionTrees 7515 : mSettings.mPermissions; 7516 BasePermission bp = permissionMap.get(p.info.name); 7517 7518 // Allow system apps to redefine non-system permissions 7519 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7520 final boolean currentOwnerIsSystem = (bp.perm != null 7521 && isSystemApp(bp.perm.owner)); 7522 if (isSystemApp(p.owner)) { 7523 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7524 // It's a built-in permission and no owner, take ownership now 7525 bp.packageSetting = pkgSetting; 7526 bp.perm = p; 7527 bp.uid = pkg.applicationInfo.uid; 7528 bp.sourcePackage = p.info.packageName; 7529 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7530 } else if (!currentOwnerIsSystem) { 7531 String msg = "New decl " + p.owner + " of permission " 7532 + p.info.name + " is system; overriding " + bp.sourcePackage; 7533 reportSettingsProblem(Log.WARN, msg); 7534 bp = null; 7535 } 7536 } 7537 } 7538 7539 if (bp == null) { 7540 bp = new BasePermission(p.info.name, p.info.packageName, 7541 BasePermission.TYPE_NORMAL); 7542 permissionMap.put(p.info.name, bp); 7543 } 7544 7545 if (bp.perm == null) { 7546 if (bp.sourcePackage == null 7547 || bp.sourcePackage.equals(p.info.packageName)) { 7548 BasePermission tree = findPermissionTreeLP(p.info.name); 7549 if (tree == null 7550 || tree.sourcePackage.equals(p.info.packageName)) { 7551 bp.packageSetting = pkgSetting; 7552 bp.perm = p; 7553 bp.uid = pkg.applicationInfo.uid; 7554 bp.sourcePackage = p.info.packageName; 7555 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7556 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7557 if (r == null) { 7558 r = new StringBuilder(256); 7559 } else { 7560 r.append(' '); 7561 } 7562 r.append(p.info.name); 7563 } 7564 } else { 7565 Slog.w(TAG, "Permission " + p.info.name + " from package " 7566 + p.info.packageName + " ignored: base tree " 7567 + tree.name + " is from package " 7568 + tree.sourcePackage); 7569 } 7570 } else { 7571 Slog.w(TAG, "Permission " + p.info.name + " from package " 7572 + p.info.packageName + " ignored: original from " 7573 + bp.sourcePackage); 7574 } 7575 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7576 if (r == null) { 7577 r = new StringBuilder(256); 7578 } else { 7579 r.append(' '); 7580 } 7581 r.append("DUP:"); 7582 r.append(p.info.name); 7583 } 7584 if (bp.perm == p) { 7585 bp.protectionLevel = p.info.protectionLevel; 7586 } 7587 } 7588 7589 if (r != null) { 7590 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7591 } 7592 7593 N = pkg.instrumentation.size(); 7594 r = null; 7595 for (i=0; i<N; i++) { 7596 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7597 a.info.packageName = pkg.applicationInfo.packageName; 7598 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7599 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7600 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7601 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7602 a.info.dataDir = pkg.applicationInfo.dataDir; 7603 7604 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7605 // need other information about the application, like the ABI and what not ? 7606 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7607 mInstrumentation.put(a.getComponentName(), a); 7608 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7609 if (r == null) { 7610 r = new StringBuilder(256); 7611 } else { 7612 r.append(' '); 7613 } 7614 r.append(a.info.name); 7615 } 7616 } 7617 if (r != null) { 7618 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7619 } 7620 7621 if (pkg.protectedBroadcasts != null) { 7622 N = pkg.protectedBroadcasts.size(); 7623 for (i=0; i<N; i++) { 7624 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7625 } 7626 } 7627 7628 pkgSetting.setTimeStamp(scanFileTime); 7629 7630 // Create idmap files for pairs of (packages, overlay packages). 7631 // Note: "android", ie framework-res.apk, is handled by native layers. 7632 if (pkg.mOverlayTarget != null) { 7633 // This is an overlay package. 7634 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7635 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7636 mOverlays.put(pkg.mOverlayTarget, 7637 new ArrayMap<String, PackageParser.Package>()); 7638 } 7639 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7640 map.put(pkg.packageName, pkg); 7641 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7642 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7643 createIdmapFailed = true; 7644 } 7645 } 7646 } else if (mOverlays.containsKey(pkg.packageName) && 7647 !pkg.packageName.equals("android")) { 7648 // This is a regular package, with one or more known overlay packages. 7649 createIdmapsForPackageLI(pkg); 7650 } 7651 } 7652 7653 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7654 7655 if (createIdmapFailed) { 7656 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7657 "scanPackageLI failed to createIdmap"); 7658 } 7659 return pkg; 7660 } 7661 7662 /** 7663 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7664 * is derived purely on the basis of the contents of {@code scanFile} and 7665 * {@code cpuAbiOverride}. 7666 * 7667 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7668 */ 7669 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7670 String cpuAbiOverride, boolean extractLibs) 7671 throws PackageManagerException { 7672 // TODO: We can probably be smarter about this stuff. For installed apps, 7673 // we can calculate this information at install time once and for all. For 7674 // system apps, we can probably assume that this information doesn't change 7675 // after the first boot scan. As things stand, we do lots of unnecessary work. 7676 7677 // Give ourselves some initial paths; we'll come back for another 7678 // pass once we've determined ABI below. 7679 setNativeLibraryPaths(pkg); 7680 7681 // We would never need to extract libs for forward-locked and external packages, 7682 // since the container service will do it for us. We shouldn't attempt to 7683 // extract libs from system app when it was not updated. 7684 if (pkg.isForwardLocked() || isExternal(pkg) || 7685 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7686 extractLibs = false; 7687 } 7688 7689 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7690 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7691 7692 NativeLibraryHelper.Handle handle = null; 7693 try { 7694 handle = NativeLibraryHelper.Handle.create(pkg); 7695 // TODO(multiArch): This can be null for apps that didn't go through the 7696 // usual installation process. We can calculate it again, like we 7697 // do during install time. 7698 // 7699 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7700 // unnecessary. 7701 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7702 7703 // Null out the abis so that they can be recalculated. 7704 pkg.applicationInfo.primaryCpuAbi = null; 7705 pkg.applicationInfo.secondaryCpuAbi = null; 7706 if (isMultiArch(pkg.applicationInfo)) { 7707 // Warn if we've set an abiOverride for multi-lib packages.. 7708 // By definition, we need to copy both 32 and 64 bit libraries for 7709 // such packages. 7710 if (pkg.cpuAbiOverride != null 7711 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7712 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7713 } 7714 7715 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7716 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7717 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7718 if (extractLibs) { 7719 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7720 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7721 useIsaSpecificSubdirs); 7722 } else { 7723 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7724 } 7725 } 7726 7727 maybeThrowExceptionForMultiArchCopy( 7728 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7729 7730 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7731 if (extractLibs) { 7732 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7733 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7734 useIsaSpecificSubdirs); 7735 } else { 7736 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7737 } 7738 } 7739 7740 maybeThrowExceptionForMultiArchCopy( 7741 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7742 7743 if (abi64 >= 0) { 7744 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7745 } 7746 7747 if (abi32 >= 0) { 7748 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7749 if (abi64 >= 0) { 7750 pkg.applicationInfo.secondaryCpuAbi = abi; 7751 } else { 7752 pkg.applicationInfo.primaryCpuAbi = abi; 7753 } 7754 } 7755 } else { 7756 String[] abiList = (cpuAbiOverride != null) ? 7757 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7758 7759 // Enable gross and lame hacks for apps that are built with old 7760 // SDK tools. We must scan their APKs for renderscript bitcode and 7761 // not launch them if it's present. Don't bother checking on devices 7762 // that don't have 64 bit support. 7763 boolean needsRenderScriptOverride = false; 7764 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7765 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7766 abiList = Build.SUPPORTED_32_BIT_ABIS; 7767 needsRenderScriptOverride = true; 7768 } 7769 7770 final int copyRet; 7771 if (extractLibs) { 7772 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7773 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7774 } else { 7775 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7776 } 7777 7778 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7779 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7780 "Error unpackaging native libs for app, errorCode=" + copyRet); 7781 } 7782 7783 if (copyRet >= 0) { 7784 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7785 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7786 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7787 } else if (needsRenderScriptOverride) { 7788 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7789 } 7790 } 7791 } catch (IOException ioe) { 7792 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7793 } finally { 7794 IoUtils.closeQuietly(handle); 7795 } 7796 7797 // Now that we've calculated the ABIs and determined if it's an internal app, 7798 // we will go ahead and populate the nativeLibraryPath. 7799 setNativeLibraryPaths(pkg); 7800 } 7801 7802 /** 7803 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7804 * i.e, so that all packages can be run inside a single process if required. 7805 * 7806 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7807 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7808 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7809 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7810 * updating a package that belongs to a shared user. 7811 * 7812 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7813 * adds unnecessary complexity. 7814 */ 7815 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7816 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7817 boolean bootComplete) { 7818 String requiredInstructionSet = null; 7819 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7820 requiredInstructionSet = VMRuntime.getInstructionSet( 7821 scannedPackage.applicationInfo.primaryCpuAbi); 7822 } 7823 7824 PackageSetting requirer = null; 7825 for (PackageSetting ps : packagesForUser) { 7826 // If packagesForUser contains scannedPackage, we skip it. This will happen 7827 // when scannedPackage is an update of an existing package. Without this check, 7828 // we will never be able to change the ABI of any package belonging to a shared 7829 // user, even if it's compatible with other packages. 7830 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7831 if (ps.primaryCpuAbiString == null) { 7832 continue; 7833 } 7834 7835 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7836 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7837 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7838 // this but there's not much we can do. 7839 String errorMessage = "Instruction set mismatch, " 7840 + ((requirer == null) ? "[caller]" : requirer) 7841 + " requires " + requiredInstructionSet + " whereas " + ps 7842 + " requires " + instructionSet; 7843 Slog.w(TAG, errorMessage); 7844 } 7845 7846 if (requiredInstructionSet == null) { 7847 requiredInstructionSet = instructionSet; 7848 requirer = ps; 7849 } 7850 } 7851 } 7852 7853 if (requiredInstructionSet != null) { 7854 String adjustedAbi; 7855 if (requirer != null) { 7856 // requirer != null implies that either scannedPackage was null or that scannedPackage 7857 // did not require an ABI, in which case we have to adjust scannedPackage to match 7858 // the ABI of the set (which is the same as requirer's ABI) 7859 adjustedAbi = requirer.primaryCpuAbiString; 7860 if (scannedPackage != null) { 7861 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7862 } 7863 } else { 7864 // requirer == null implies that we're updating all ABIs in the set to 7865 // match scannedPackage. 7866 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7867 } 7868 7869 for (PackageSetting ps : packagesForUser) { 7870 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7871 if (ps.primaryCpuAbiString != null) { 7872 continue; 7873 } 7874 7875 ps.primaryCpuAbiString = adjustedAbi; 7876 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7877 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7878 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7879 7880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7881 7882 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7883 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7884 bootComplete); 7885 7886 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7887 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7888 ps.primaryCpuAbiString = null; 7889 ps.pkg.applicationInfo.primaryCpuAbi = null; 7890 return; 7891 } else { 7892 mInstaller.rmdex(ps.codePathString, 7893 getDexCodeInstructionSet(getPreferredInstructionSet())); 7894 } 7895 } 7896 } 7897 } 7898 } 7899 } 7900 7901 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7902 synchronized (mPackages) { 7903 mResolverReplaced = true; 7904 // Set up information for custom user intent resolution activity. 7905 mResolveActivity.applicationInfo = pkg.applicationInfo; 7906 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7907 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7908 mResolveActivity.processName = pkg.applicationInfo.packageName; 7909 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7910 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7911 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7912 mResolveActivity.theme = 0; 7913 mResolveActivity.exported = true; 7914 mResolveActivity.enabled = true; 7915 mResolveInfo.activityInfo = mResolveActivity; 7916 mResolveInfo.priority = 0; 7917 mResolveInfo.preferredOrder = 0; 7918 mResolveInfo.match = 0; 7919 mResolveComponentName = mCustomResolverComponentName; 7920 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7921 mResolveComponentName); 7922 } 7923 } 7924 7925 private static String calculateBundledApkRoot(final String codePathString) { 7926 final File codePath = new File(codePathString); 7927 final File codeRoot; 7928 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7929 codeRoot = Environment.getRootDirectory(); 7930 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7931 codeRoot = Environment.getOemDirectory(); 7932 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7933 codeRoot = Environment.getVendorDirectory(); 7934 } else { 7935 // Unrecognized code path; take its top real segment as the apk root: 7936 // e.g. /something/app/blah.apk => /something 7937 try { 7938 File f = codePath.getCanonicalFile(); 7939 File parent = f.getParentFile(); // non-null because codePath is a file 7940 File tmp; 7941 while ((tmp = parent.getParentFile()) != null) { 7942 f = parent; 7943 parent = tmp; 7944 } 7945 codeRoot = f; 7946 Slog.w(TAG, "Unrecognized code path " 7947 + codePath + " - using " + codeRoot); 7948 } catch (IOException e) { 7949 // Can't canonicalize the code path -- shenanigans? 7950 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7951 return Environment.getRootDirectory().getPath(); 7952 } 7953 } 7954 return codeRoot.getPath(); 7955 } 7956 7957 /** 7958 * Derive and set the location of native libraries for the given package, 7959 * which varies depending on where and how the package was installed. 7960 */ 7961 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7962 final ApplicationInfo info = pkg.applicationInfo; 7963 final String codePath = pkg.codePath; 7964 final File codeFile = new File(codePath); 7965 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7966 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7967 7968 info.nativeLibraryRootDir = null; 7969 info.nativeLibraryRootRequiresIsa = false; 7970 info.nativeLibraryDir = null; 7971 info.secondaryNativeLibraryDir = null; 7972 7973 if (isApkFile(codeFile)) { 7974 // Monolithic install 7975 if (bundledApp) { 7976 // If "/system/lib64/apkname" exists, assume that is the per-package 7977 // native library directory to use; otherwise use "/system/lib/apkname". 7978 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7979 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7980 getPrimaryInstructionSet(info)); 7981 7982 // This is a bundled system app so choose the path based on the ABI. 7983 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7984 // is just the default path. 7985 final String apkName = deriveCodePathName(codePath); 7986 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7987 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7988 apkName).getAbsolutePath(); 7989 7990 if (info.secondaryCpuAbi != null) { 7991 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7992 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7993 secondaryLibDir, apkName).getAbsolutePath(); 7994 } 7995 } else if (asecApp) { 7996 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7997 .getAbsolutePath(); 7998 } else { 7999 final String apkName = deriveCodePathName(codePath); 8000 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8001 .getAbsolutePath(); 8002 } 8003 8004 info.nativeLibraryRootRequiresIsa = false; 8005 info.nativeLibraryDir = info.nativeLibraryRootDir; 8006 } else { 8007 // Cluster install 8008 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8009 info.nativeLibraryRootRequiresIsa = true; 8010 8011 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8012 getPrimaryInstructionSet(info)).getAbsolutePath(); 8013 8014 if (info.secondaryCpuAbi != null) { 8015 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8016 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8017 } 8018 } 8019 } 8020 8021 /** 8022 * Calculate the abis and roots for a bundled app. These can uniquely 8023 * be determined from the contents of the system partition, i.e whether 8024 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8025 * of this information, and instead assume that the system was built 8026 * sensibly. 8027 */ 8028 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8029 PackageSetting pkgSetting) { 8030 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8031 8032 // If "/system/lib64/apkname" exists, assume that is the per-package 8033 // native library directory to use; otherwise use "/system/lib/apkname". 8034 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8035 setBundledAppAbi(pkg, apkRoot, apkName); 8036 // pkgSetting might be null during rescan following uninstall of updates 8037 // to a bundled app, so accommodate that possibility. The settings in 8038 // that case will be established later from the parsed package. 8039 // 8040 // If the settings aren't null, sync them up with what we've just derived. 8041 // note that apkRoot isn't stored in the package settings. 8042 if (pkgSetting != null) { 8043 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8044 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8045 } 8046 } 8047 8048 /** 8049 * Deduces the ABI of a bundled app and sets the relevant fields on the 8050 * parsed pkg object. 8051 * 8052 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8053 * under which system libraries are installed. 8054 * @param apkName the name of the installed package. 8055 */ 8056 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8057 final File codeFile = new File(pkg.codePath); 8058 8059 final boolean has64BitLibs; 8060 final boolean has32BitLibs; 8061 if (isApkFile(codeFile)) { 8062 // Monolithic install 8063 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8064 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8065 } else { 8066 // Cluster install 8067 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8068 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8069 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8070 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8071 has64BitLibs = (new File(rootDir, isa)).exists(); 8072 } else { 8073 has64BitLibs = false; 8074 } 8075 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8076 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8077 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8078 has32BitLibs = (new File(rootDir, isa)).exists(); 8079 } else { 8080 has32BitLibs = false; 8081 } 8082 } 8083 8084 if (has64BitLibs && !has32BitLibs) { 8085 // The package has 64 bit libs, but not 32 bit libs. Its primary 8086 // ABI should be 64 bit. We can safely assume here that the bundled 8087 // native libraries correspond to the most preferred ABI in the list. 8088 8089 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8090 pkg.applicationInfo.secondaryCpuAbi = null; 8091 } else if (has32BitLibs && !has64BitLibs) { 8092 // The package has 32 bit libs but not 64 bit libs. Its primary 8093 // ABI should be 32 bit. 8094 8095 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8096 pkg.applicationInfo.secondaryCpuAbi = null; 8097 } else if (has32BitLibs && has64BitLibs) { 8098 // The application has both 64 and 32 bit bundled libraries. We check 8099 // here that the app declares multiArch support, and warn if it doesn't. 8100 // 8101 // We will be lenient here and record both ABIs. The primary will be the 8102 // ABI that's higher on the list, i.e, a device that's configured to prefer 8103 // 64 bit apps will see a 64 bit primary ABI, 8104 8105 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8106 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8107 } 8108 8109 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8110 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8111 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8112 } else { 8113 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8114 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8115 } 8116 } else { 8117 pkg.applicationInfo.primaryCpuAbi = null; 8118 pkg.applicationInfo.secondaryCpuAbi = null; 8119 } 8120 } 8121 8122 private void killApplication(String pkgName, int appId, String reason) { 8123 // Request the ActivityManager to kill the process(only for existing packages) 8124 // so that we do not end up in a confused state while the user is still using the older 8125 // version of the application while the new one gets installed. 8126 IActivityManager am = ActivityManagerNative.getDefault(); 8127 if (am != null) { 8128 try { 8129 am.killApplicationWithAppId(pkgName, appId, reason); 8130 } catch (RemoteException e) { 8131 } 8132 } 8133 } 8134 8135 void removePackageLI(PackageSetting ps, boolean chatty) { 8136 if (DEBUG_INSTALL) { 8137 if (chatty) 8138 Log.d(TAG, "Removing package " + ps.name); 8139 } 8140 8141 // writer 8142 synchronized (mPackages) { 8143 mPackages.remove(ps.name); 8144 final PackageParser.Package pkg = ps.pkg; 8145 if (pkg != null) { 8146 cleanPackageDataStructuresLILPw(pkg, chatty); 8147 } 8148 } 8149 } 8150 8151 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8152 if (DEBUG_INSTALL) { 8153 if (chatty) 8154 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8155 } 8156 8157 // writer 8158 synchronized (mPackages) { 8159 mPackages.remove(pkg.applicationInfo.packageName); 8160 cleanPackageDataStructuresLILPw(pkg, chatty); 8161 } 8162 } 8163 8164 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8165 int N = pkg.providers.size(); 8166 StringBuilder r = null; 8167 int i; 8168 for (i=0; i<N; i++) { 8169 PackageParser.Provider p = pkg.providers.get(i); 8170 mProviders.removeProvider(p); 8171 if (p.info.authority == null) { 8172 8173 /* There was another ContentProvider with this authority when 8174 * this app was installed so this authority is null, 8175 * Ignore it as we don't have to unregister the provider. 8176 */ 8177 continue; 8178 } 8179 String names[] = p.info.authority.split(";"); 8180 for (int j = 0; j < names.length; j++) { 8181 if (mProvidersByAuthority.get(names[j]) == p) { 8182 mProvidersByAuthority.remove(names[j]); 8183 if (DEBUG_REMOVE) { 8184 if (chatty) 8185 Log.d(TAG, "Unregistered content provider: " + names[j] 8186 + ", className = " + p.info.name + ", isSyncable = " 8187 + p.info.isSyncable); 8188 } 8189 } 8190 } 8191 if (DEBUG_REMOVE && chatty) { 8192 if (r == null) { 8193 r = new StringBuilder(256); 8194 } else { 8195 r.append(' '); 8196 } 8197 r.append(p.info.name); 8198 } 8199 } 8200 if (r != null) { 8201 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8202 } 8203 8204 N = pkg.services.size(); 8205 r = null; 8206 for (i=0; i<N; i++) { 8207 PackageParser.Service s = pkg.services.get(i); 8208 mServices.removeService(s); 8209 if (chatty) { 8210 if (r == null) { 8211 r = new StringBuilder(256); 8212 } else { 8213 r.append(' '); 8214 } 8215 r.append(s.info.name); 8216 } 8217 } 8218 if (r != null) { 8219 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8220 } 8221 8222 N = pkg.receivers.size(); 8223 r = null; 8224 for (i=0; i<N; i++) { 8225 PackageParser.Activity a = pkg.receivers.get(i); 8226 mReceivers.removeActivity(a, "receiver"); 8227 if (DEBUG_REMOVE && chatty) { 8228 if (r == null) { 8229 r = new StringBuilder(256); 8230 } else { 8231 r.append(' '); 8232 } 8233 r.append(a.info.name); 8234 } 8235 } 8236 if (r != null) { 8237 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8238 } 8239 8240 N = pkg.activities.size(); 8241 r = null; 8242 for (i=0; i<N; i++) { 8243 PackageParser.Activity a = pkg.activities.get(i); 8244 mActivities.removeActivity(a, "activity"); 8245 if (DEBUG_REMOVE && chatty) { 8246 if (r == null) { 8247 r = new StringBuilder(256); 8248 } else { 8249 r.append(' '); 8250 } 8251 r.append(a.info.name); 8252 } 8253 } 8254 if (r != null) { 8255 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8256 } 8257 8258 N = pkg.permissions.size(); 8259 r = null; 8260 for (i=0; i<N; i++) { 8261 PackageParser.Permission p = pkg.permissions.get(i); 8262 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8263 if (bp == null) { 8264 bp = mSettings.mPermissionTrees.get(p.info.name); 8265 } 8266 if (bp != null && bp.perm == p) { 8267 bp.perm = null; 8268 if (DEBUG_REMOVE && chatty) { 8269 if (r == null) { 8270 r = new StringBuilder(256); 8271 } else { 8272 r.append(' '); 8273 } 8274 r.append(p.info.name); 8275 } 8276 } 8277 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8278 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8279 if (appOpPerms != null) { 8280 appOpPerms.remove(pkg.packageName); 8281 } 8282 } 8283 } 8284 if (r != null) { 8285 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8286 } 8287 8288 N = pkg.requestedPermissions.size(); 8289 r = null; 8290 for (i=0; i<N; i++) { 8291 String perm = pkg.requestedPermissions.get(i); 8292 BasePermission bp = mSettings.mPermissions.get(perm); 8293 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8294 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8295 if (appOpPerms != null) { 8296 appOpPerms.remove(pkg.packageName); 8297 if (appOpPerms.isEmpty()) { 8298 mAppOpPermissionPackages.remove(perm); 8299 } 8300 } 8301 } 8302 } 8303 if (r != null) { 8304 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8305 } 8306 8307 N = pkg.instrumentation.size(); 8308 r = null; 8309 for (i=0; i<N; i++) { 8310 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8311 mInstrumentation.remove(a.getComponentName()); 8312 if (DEBUG_REMOVE && chatty) { 8313 if (r == null) { 8314 r = new StringBuilder(256); 8315 } else { 8316 r.append(' '); 8317 } 8318 r.append(a.info.name); 8319 } 8320 } 8321 if (r != null) { 8322 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8323 } 8324 8325 r = null; 8326 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8327 // Only system apps can hold shared libraries. 8328 if (pkg.libraryNames != null) { 8329 for (i=0; i<pkg.libraryNames.size(); i++) { 8330 String name = pkg.libraryNames.get(i); 8331 SharedLibraryEntry cur = mSharedLibraries.get(name); 8332 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8333 mSharedLibraries.remove(name); 8334 if (DEBUG_REMOVE && chatty) { 8335 if (r == null) { 8336 r = new StringBuilder(256); 8337 } else { 8338 r.append(' '); 8339 } 8340 r.append(name); 8341 } 8342 } 8343 } 8344 } 8345 } 8346 if (r != null) { 8347 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8348 } 8349 } 8350 8351 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8352 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8353 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8354 return true; 8355 } 8356 } 8357 return false; 8358 } 8359 8360 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8361 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8362 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8363 8364 private void updatePermissionsLPw(String changingPkg, 8365 PackageParser.Package pkgInfo, int flags) { 8366 // Make sure there are no dangling permission trees. 8367 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8368 while (it.hasNext()) { 8369 final BasePermission bp = it.next(); 8370 if (bp.packageSetting == null) { 8371 // We may not yet have parsed the package, so just see if 8372 // we still know about its settings. 8373 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8374 } 8375 if (bp.packageSetting == null) { 8376 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8377 + " from package " + bp.sourcePackage); 8378 it.remove(); 8379 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8380 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8381 Slog.i(TAG, "Removing old permission tree: " + bp.name 8382 + " from package " + bp.sourcePackage); 8383 flags |= UPDATE_PERMISSIONS_ALL; 8384 it.remove(); 8385 } 8386 } 8387 } 8388 8389 // Make sure all dynamic permissions have been assigned to a package, 8390 // and make sure there are no dangling permissions. 8391 it = mSettings.mPermissions.values().iterator(); 8392 while (it.hasNext()) { 8393 final BasePermission bp = it.next(); 8394 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8395 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8396 + bp.name + " pkg=" + bp.sourcePackage 8397 + " info=" + bp.pendingInfo); 8398 if (bp.packageSetting == null && bp.pendingInfo != null) { 8399 final BasePermission tree = findPermissionTreeLP(bp.name); 8400 if (tree != null && tree.perm != null) { 8401 bp.packageSetting = tree.packageSetting; 8402 bp.perm = new PackageParser.Permission(tree.perm.owner, 8403 new PermissionInfo(bp.pendingInfo)); 8404 bp.perm.info.packageName = tree.perm.info.packageName; 8405 bp.perm.info.name = bp.name; 8406 bp.uid = tree.uid; 8407 } 8408 } 8409 } 8410 if (bp.packageSetting == null) { 8411 // We may not yet have parsed the package, so just see if 8412 // we still know about its settings. 8413 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8414 } 8415 if (bp.packageSetting == null) { 8416 Slog.w(TAG, "Removing dangling permission: " + bp.name 8417 + " from package " + bp.sourcePackage); 8418 it.remove(); 8419 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8420 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8421 Slog.i(TAG, "Removing old permission: " + bp.name 8422 + " from package " + bp.sourcePackage); 8423 flags |= UPDATE_PERMISSIONS_ALL; 8424 it.remove(); 8425 } 8426 } 8427 } 8428 8429 // Now update the permissions for all packages, in particular 8430 // replace the granted permissions of the system packages. 8431 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8432 for (PackageParser.Package pkg : mPackages.values()) { 8433 if (pkg != pkgInfo) { 8434 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8435 changingPkg); 8436 } 8437 } 8438 } 8439 8440 if (pkgInfo != null) { 8441 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8442 } 8443 } 8444 8445 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8446 String packageOfInterest) { 8447 // IMPORTANT: There are two types of permissions: install and runtime. 8448 // Install time permissions are granted when the app is installed to 8449 // all device users and users added in the future. Runtime permissions 8450 // are granted at runtime explicitly to specific users. Normal and signature 8451 // protected permissions are install time permissions. Dangerous permissions 8452 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8453 // otherwise they are runtime permissions. This function does not manage 8454 // runtime permissions except for the case an app targeting Lollipop MR1 8455 // being upgraded to target a newer SDK, in which case dangerous permissions 8456 // are transformed from install time to runtime ones. 8457 8458 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8459 if (ps == null) { 8460 return; 8461 } 8462 8463 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8464 8465 PermissionsState permissionsState = ps.getPermissionsState(); 8466 PermissionsState origPermissions = permissionsState; 8467 8468 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8469 8470 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8471 8472 boolean changedInstallPermission = false; 8473 8474 if (replace) { 8475 ps.installPermissionsFixed = false; 8476 if (!ps.isSharedUser()) { 8477 origPermissions = new PermissionsState(permissionsState); 8478 permissionsState.reset(); 8479 } 8480 } 8481 8482 permissionsState.setGlobalGids(mGlobalGids); 8483 8484 final int N = pkg.requestedPermissions.size(); 8485 for (int i=0; i<N; i++) { 8486 final String name = pkg.requestedPermissions.get(i); 8487 final BasePermission bp = mSettings.mPermissions.get(name); 8488 8489 if (DEBUG_INSTALL) { 8490 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8491 } 8492 8493 if (bp == null || bp.packageSetting == null) { 8494 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8495 Slog.w(TAG, "Unknown permission " + name 8496 + " in package " + pkg.packageName); 8497 } 8498 continue; 8499 } 8500 8501 final String perm = bp.name; 8502 boolean allowedSig = false; 8503 int grant = GRANT_DENIED; 8504 8505 // Keep track of app op permissions. 8506 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8507 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8508 if (pkgs == null) { 8509 pkgs = new ArraySet<>(); 8510 mAppOpPermissionPackages.put(bp.name, pkgs); 8511 } 8512 pkgs.add(pkg.packageName); 8513 } 8514 8515 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8516 switch (level) { 8517 case PermissionInfo.PROTECTION_NORMAL: { 8518 // For all apps normal permissions are install time ones. 8519 grant = GRANT_INSTALL; 8520 } break; 8521 8522 case PermissionInfo.PROTECTION_DANGEROUS: { 8523 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8524 // For legacy apps dangerous permissions are install time ones. 8525 grant = GRANT_INSTALL_LEGACY; 8526 } else if (origPermissions.hasInstallPermission(bp.name)) { 8527 // For legacy apps that became modern, install becomes runtime. 8528 grant = GRANT_UPGRADE; 8529 } else if (mPromoteSystemApps 8530 && isSystemApp(ps) 8531 && mExistingSystemPackages.contains(ps.name)) { 8532 // For legacy system apps, install becomes runtime. 8533 // We cannot check hasInstallPermission() for system apps since those 8534 // permissions were granted implicitly and not persisted pre-M. 8535 grant = GRANT_UPGRADE; 8536 } else { 8537 // For modern apps keep runtime permissions unchanged. 8538 grant = GRANT_RUNTIME; 8539 } 8540 } break; 8541 8542 case PermissionInfo.PROTECTION_SIGNATURE: { 8543 // For all apps signature permissions are install time ones. 8544 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8545 if (allowedSig) { 8546 grant = GRANT_INSTALL; 8547 } 8548 } break; 8549 } 8550 8551 if (DEBUG_INSTALL) { 8552 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8553 } 8554 8555 if (grant != GRANT_DENIED) { 8556 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8557 // If this is an existing, non-system package, then 8558 // we can't add any new permissions to it. 8559 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8560 // Except... if this is a permission that was added 8561 // to the platform (note: need to only do this when 8562 // updating the platform). 8563 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8564 grant = GRANT_DENIED; 8565 } 8566 } 8567 } 8568 8569 switch (grant) { 8570 case GRANT_INSTALL: { 8571 // Revoke this as runtime permission to handle the case of 8572 // a runtime permission being downgraded to an install one. 8573 for (int userId : UserManagerService.getInstance().getUserIds()) { 8574 if (origPermissions.getRuntimePermissionState( 8575 bp.name, userId) != null) { 8576 // Revoke the runtime permission and clear the flags. 8577 origPermissions.revokeRuntimePermission(bp, userId); 8578 origPermissions.updatePermissionFlags(bp, userId, 8579 PackageManager.MASK_PERMISSION_FLAGS, 0); 8580 // If we revoked a permission permission, we have to write. 8581 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8582 changedRuntimePermissionUserIds, userId); 8583 } 8584 } 8585 // Grant an install permission. 8586 if (permissionsState.grantInstallPermission(bp) != 8587 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8588 changedInstallPermission = true; 8589 } 8590 } break; 8591 8592 case GRANT_INSTALL_LEGACY: { 8593 // Grant an install permission. 8594 if (permissionsState.grantInstallPermission(bp) != 8595 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8596 changedInstallPermission = true; 8597 } 8598 } break; 8599 8600 case GRANT_RUNTIME: { 8601 // Grant previously granted runtime permissions. 8602 for (int userId : UserManagerService.getInstance().getUserIds()) { 8603 PermissionState permissionState = origPermissions 8604 .getRuntimePermissionState(bp.name, userId); 8605 final int flags = permissionState != null 8606 ? permissionState.getFlags() : 0; 8607 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8608 if (permissionsState.grantRuntimePermission(bp, userId) == 8609 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8610 // If we cannot put the permission as it was, we have to write. 8611 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8612 changedRuntimePermissionUserIds, userId); 8613 } 8614 } 8615 // Propagate the permission flags. 8616 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8617 } 8618 } break; 8619 8620 case GRANT_UPGRADE: { 8621 // Grant runtime permissions for a previously held install permission. 8622 PermissionState permissionState = origPermissions 8623 .getInstallPermissionState(bp.name); 8624 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8625 8626 if (origPermissions.revokeInstallPermission(bp) 8627 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8628 // We will be transferring the permission flags, so clear them. 8629 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8630 PackageManager.MASK_PERMISSION_FLAGS, 0); 8631 changedInstallPermission = true; 8632 } 8633 8634 // If the permission is not to be promoted to runtime we ignore it and 8635 // also its other flags as they are not applicable to install permissions. 8636 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8637 for (int userId : currentUserIds) { 8638 if (permissionsState.grantRuntimePermission(bp, userId) != 8639 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8640 // Transfer the permission flags. 8641 permissionsState.updatePermissionFlags(bp, userId, 8642 flags, flags); 8643 // If we granted the permission, we have to write. 8644 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8645 changedRuntimePermissionUserIds, userId); 8646 } 8647 } 8648 } 8649 } break; 8650 8651 default: { 8652 if (packageOfInterest == null 8653 || packageOfInterest.equals(pkg.packageName)) { 8654 Slog.w(TAG, "Not granting permission " + perm 8655 + " to package " + pkg.packageName 8656 + " because it was previously installed without"); 8657 } 8658 } break; 8659 } 8660 } else { 8661 if (permissionsState.revokeInstallPermission(bp) != 8662 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8663 // Also drop the permission flags. 8664 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8665 PackageManager.MASK_PERMISSION_FLAGS, 0); 8666 changedInstallPermission = true; 8667 Slog.i(TAG, "Un-granting permission " + perm 8668 + " from package " + pkg.packageName 8669 + " (protectionLevel=" + bp.protectionLevel 8670 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8671 + ")"); 8672 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8673 // Don't print warning for app op permissions, since it is fine for them 8674 // not to be granted, there is a UI for the user to decide. 8675 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8676 Slog.w(TAG, "Not granting permission " + perm 8677 + " to package " + pkg.packageName 8678 + " (protectionLevel=" + bp.protectionLevel 8679 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8680 + ")"); 8681 } 8682 } 8683 } 8684 } 8685 8686 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8687 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8688 // This is the first that we have heard about this package, so the 8689 // permissions we have now selected are fixed until explicitly 8690 // changed. 8691 ps.installPermissionsFixed = true; 8692 } 8693 8694 // Persist the runtime permissions state for users with changes. 8695 for (int userId : changedRuntimePermissionUserIds) { 8696 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8697 } 8698 8699 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8700 } 8701 8702 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8703 boolean allowed = false; 8704 final int NP = PackageParser.NEW_PERMISSIONS.length; 8705 for (int ip=0; ip<NP; ip++) { 8706 final PackageParser.NewPermissionInfo npi 8707 = PackageParser.NEW_PERMISSIONS[ip]; 8708 if (npi.name.equals(perm) 8709 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8710 allowed = true; 8711 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8712 + pkg.packageName); 8713 break; 8714 } 8715 } 8716 return allowed; 8717 } 8718 8719 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8720 BasePermission bp, PermissionsState origPermissions) { 8721 boolean allowed; 8722 allowed = (compareSignatures( 8723 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8724 == PackageManager.SIGNATURE_MATCH) 8725 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8726 == PackageManager.SIGNATURE_MATCH); 8727 if (!allowed && (bp.protectionLevel 8728 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8729 if (isSystemApp(pkg)) { 8730 // For updated system applications, a system permission 8731 // is granted only if it had been defined by the original application. 8732 if (pkg.isUpdatedSystemApp()) { 8733 final PackageSetting sysPs = mSettings 8734 .getDisabledSystemPkgLPr(pkg.packageName); 8735 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8736 // If the original was granted this permission, we take 8737 // that grant decision as read and propagate it to the 8738 // update. 8739 if (sysPs.isPrivileged()) { 8740 allowed = true; 8741 } 8742 } else { 8743 // The system apk may have been updated with an older 8744 // version of the one on the data partition, but which 8745 // granted a new system permission that it didn't have 8746 // before. In this case we do want to allow the app to 8747 // now get the new permission if the ancestral apk is 8748 // privileged to get it. 8749 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8750 for (int j=0; 8751 j<sysPs.pkg.requestedPermissions.size(); j++) { 8752 if (perm.equals( 8753 sysPs.pkg.requestedPermissions.get(j))) { 8754 allowed = true; 8755 break; 8756 } 8757 } 8758 } 8759 } 8760 } else { 8761 allowed = isPrivilegedApp(pkg); 8762 } 8763 } 8764 } 8765 if (!allowed) { 8766 if (!allowed && (bp.protectionLevel 8767 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8768 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8769 // If this was a previously normal/dangerous permission that got moved 8770 // to a system permission as part of the runtime permission redesign, then 8771 // we still want to blindly grant it to old apps. 8772 allowed = true; 8773 } 8774 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8775 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8776 // If this permission is to be granted to the system installer and 8777 // this app is an installer, then it gets the permission. 8778 allowed = true; 8779 } 8780 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8781 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8782 // If this permission is to be granted to the system verifier and 8783 // this app is a verifier, then it gets the permission. 8784 allowed = true; 8785 } 8786 if (!allowed && (bp.protectionLevel 8787 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8788 && isSystemApp(pkg)) { 8789 // Any pre-installed system app is allowed to get this permission. 8790 allowed = true; 8791 } 8792 if (!allowed && (bp.protectionLevel 8793 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8794 // For development permissions, a development permission 8795 // is granted only if it was already granted. 8796 allowed = origPermissions.hasInstallPermission(perm); 8797 } 8798 } 8799 return allowed; 8800 } 8801 8802 final class ActivityIntentResolver 8803 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8804 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8805 boolean defaultOnly, int userId) { 8806 if (!sUserManager.exists(userId)) return null; 8807 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8808 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8809 } 8810 8811 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8812 int userId) { 8813 if (!sUserManager.exists(userId)) return null; 8814 mFlags = flags; 8815 return super.queryIntent(intent, resolvedType, 8816 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8817 } 8818 8819 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8820 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8821 if (!sUserManager.exists(userId)) return null; 8822 if (packageActivities == null) { 8823 return null; 8824 } 8825 mFlags = flags; 8826 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8827 final int N = packageActivities.size(); 8828 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8829 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8830 8831 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8832 for (int i = 0; i < N; ++i) { 8833 intentFilters = packageActivities.get(i).intents; 8834 if (intentFilters != null && intentFilters.size() > 0) { 8835 PackageParser.ActivityIntentInfo[] array = 8836 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8837 intentFilters.toArray(array); 8838 listCut.add(array); 8839 } 8840 } 8841 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8842 } 8843 8844 public final void addActivity(PackageParser.Activity a, String type) { 8845 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8846 mActivities.put(a.getComponentName(), a); 8847 if (DEBUG_SHOW_INFO) 8848 Log.v( 8849 TAG, " " + type + " " + 8850 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8851 if (DEBUG_SHOW_INFO) 8852 Log.v(TAG, " Class=" + a.info.name); 8853 final int NI = a.intents.size(); 8854 for (int j=0; j<NI; j++) { 8855 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8856 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8857 intent.setPriority(0); 8858 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8859 + a.className + " with priority > 0, forcing to 0"); 8860 } 8861 if (DEBUG_SHOW_INFO) { 8862 Log.v(TAG, " IntentFilter:"); 8863 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8864 } 8865 if (!intent.debugCheck()) { 8866 Log.w(TAG, "==> For Activity " + a.info.name); 8867 } 8868 addFilter(intent); 8869 } 8870 } 8871 8872 public final void removeActivity(PackageParser.Activity a, String type) { 8873 mActivities.remove(a.getComponentName()); 8874 if (DEBUG_SHOW_INFO) { 8875 Log.v(TAG, " " + type + " " 8876 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8877 : a.info.name) + ":"); 8878 Log.v(TAG, " Class=" + a.info.name); 8879 } 8880 final int NI = a.intents.size(); 8881 for (int j=0; j<NI; j++) { 8882 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8883 if (DEBUG_SHOW_INFO) { 8884 Log.v(TAG, " IntentFilter:"); 8885 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8886 } 8887 removeFilter(intent); 8888 } 8889 } 8890 8891 @Override 8892 protected boolean allowFilterResult( 8893 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8894 ActivityInfo filterAi = filter.activity.info; 8895 for (int i=dest.size()-1; i>=0; i--) { 8896 ActivityInfo destAi = dest.get(i).activityInfo; 8897 if (destAi.name == filterAi.name 8898 && destAi.packageName == filterAi.packageName) { 8899 return false; 8900 } 8901 } 8902 return true; 8903 } 8904 8905 @Override 8906 protected ActivityIntentInfo[] newArray(int size) { 8907 return new ActivityIntentInfo[size]; 8908 } 8909 8910 @Override 8911 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8912 if (!sUserManager.exists(userId)) return true; 8913 PackageParser.Package p = filter.activity.owner; 8914 if (p != null) { 8915 PackageSetting ps = (PackageSetting)p.mExtras; 8916 if (ps != null) { 8917 // System apps are never considered stopped for purposes of 8918 // filtering, because there may be no way for the user to 8919 // actually re-launch them. 8920 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8921 && ps.getStopped(userId); 8922 } 8923 } 8924 return false; 8925 } 8926 8927 @Override 8928 protected boolean isPackageForFilter(String packageName, 8929 PackageParser.ActivityIntentInfo info) { 8930 return packageName.equals(info.activity.owner.packageName); 8931 } 8932 8933 @Override 8934 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8935 int match, int userId) { 8936 if (!sUserManager.exists(userId)) return null; 8937 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8938 return null; 8939 } 8940 final PackageParser.Activity activity = info.activity; 8941 if (mSafeMode && (activity.info.applicationInfo.flags 8942 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8943 return null; 8944 } 8945 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8946 if (ps == null) { 8947 return null; 8948 } 8949 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8950 ps.readUserState(userId), userId); 8951 if (ai == null) { 8952 return null; 8953 } 8954 final ResolveInfo res = new ResolveInfo(); 8955 res.activityInfo = ai; 8956 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8957 res.filter = info; 8958 } 8959 if (info != null) { 8960 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8961 } 8962 res.priority = info.getPriority(); 8963 res.preferredOrder = activity.owner.mPreferredOrder; 8964 //System.out.println("Result: " + res.activityInfo.className + 8965 // " = " + res.priority); 8966 res.match = match; 8967 res.isDefault = info.hasDefault; 8968 res.labelRes = info.labelRes; 8969 res.nonLocalizedLabel = info.nonLocalizedLabel; 8970 if (userNeedsBadging(userId)) { 8971 res.noResourceId = true; 8972 } else { 8973 res.icon = info.icon; 8974 } 8975 res.iconResourceId = info.icon; 8976 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8977 return res; 8978 } 8979 8980 @Override 8981 protected void sortResults(List<ResolveInfo> results) { 8982 Collections.sort(results, mResolvePrioritySorter); 8983 } 8984 8985 @Override 8986 protected void dumpFilter(PrintWriter out, String prefix, 8987 PackageParser.ActivityIntentInfo filter) { 8988 out.print(prefix); out.print( 8989 Integer.toHexString(System.identityHashCode(filter.activity))); 8990 out.print(' '); 8991 filter.activity.printComponentShortName(out); 8992 out.print(" filter "); 8993 out.println(Integer.toHexString(System.identityHashCode(filter))); 8994 } 8995 8996 @Override 8997 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8998 return filter.activity; 8999 } 9000 9001 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9002 PackageParser.Activity activity = (PackageParser.Activity)label; 9003 out.print(prefix); out.print( 9004 Integer.toHexString(System.identityHashCode(activity))); 9005 out.print(' '); 9006 activity.printComponentShortName(out); 9007 if (count > 1) { 9008 out.print(" ("); out.print(count); out.print(" filters)"); 9009 } 9010 out.println(); 9011 } 9012 9013// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9014// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9015// final List<ResolveInfo> retList = Lists.newArrayList(); 9016// while (i.hasNext()) { 9017// final ResolveInfo resolveInfo = i.next(); 9018// if (isEnabledLP(resolveInfo.activityInfo)) { 9019// retList.add(resolveInfo); 9020// } 9021// } 9022// return retList; 9023// } 9024 9025 // Keys are String (activity class name), values are Activity. 9026 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9027 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9028 private int mFlags; 9029 } 9030 9031 private final class ServiceIntentResolver 9032 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9033 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9034 boolean defaultOnly, int userId) { 9035 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9036 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9037 } 9038 9039 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9040 int userId) { 9041 if (!sUserManager.exists(userId)) return null; 9042 mFlags = flags; 9043 return super.queryIntent(intent, resolvedType, 9044 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9045 } 9046 9047 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9048 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9049 if (!sUserManager.exists(userId)) return null; 9050 if (packageServices == null) { 9051 return null; 9052 } 9053 mFlags = flags; 9054 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9055 final int N = packageServices.size(); 9056 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9057 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9058 9059 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9060 for (int i = 0; i < N; ++i) { 9061 intentFilters = packageServices.get(i).intents; 9062 if (intentFilters != null && intentFilters.size() > 0) { 9063 PackageParser.ServiceIntentInfo[] array = 9064 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9065 intentFilters.toArray(array); 9066 listCut.add(array); 9067 } 9068 } 9069 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9070 } 9071 9072 public final void addService(PackageParser.Service s) { 9073 mServices.put(s.getComponentName(), s); 9074 if (DEBUG_SHOW_INFO) { 9075 Log.v(TAG, " " 9076 + (s.info.nonLocalizedLabel != null 9077 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9078 Log.v(TAG, " Class=" + s.info.name); 9079 } 9080 final int NI = s.intents.size(); 9081 int j; 9082 for (j=0; j<NI; j++) { 9083 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9084 if (DEBUG_SHOW_INFO) { 9085 Log.v(TAG, " IntentFilter:"); 9086 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9087 } 9088 if (!intent.debugCheck()) { 9089 Log.w(TAG, "==> For Service " + s.info.name); 9090 } 9091 addFilter(intent); 9092 } 9093 } 9094 9095 public final void removeService(PackageParser.Service s) { 9096 mServices.remove(s.getComponentName()); 9097 if (DEBUG_SHOW_INFO) { 9098 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9099 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9100 Log.v(TAG, " Class=" + s.info.name); 9101 } 9102 final int NI = s.intents.size(); 9103 int j; 9104 for (j=0; j<NI; j++) { 9105 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9106 if (DEBUG_SHOW_INFO) { 9107 Log.v(TAG, " IntentFilter:"); 9108 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9109 } 9110 removeFilter(intent); 9111 } 9112 } 9113 9114 @Override 9115 protected boolean allowFilterResult( 9116 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9117 ServiceInfo filterSi = filter.service.info; 9118 for (int i=dest.size()-1; i>=0; i--) { 9119 ServiceInfo destAi = dest.get(i).serviceInfo; 9120 if (destAi.name == filterSi.name 9121 && destAi.packageName == filterSi.packageName) { 9122 return false; 9123 } 9124 } 9125 return true; 9126 } 9127 9128 @Override 9129 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9130 return new PackageParser.ServiceIntentInfo[size]; 9131 } 9132 9133 @Override 9134 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9135 if (!sUserManager.exists(userId)) return true; 9136 PackageParser.Package p = filter.service.owner; 9137 if (p != null) { 9138 PackageSetting ps = (PackageSetting)p.mExtras; 9139 if (ps != null) { 9140 // System apps are never considered stopped for purposes of 9141 // filtering, because there may be no way for the user to 9142 // actually re-launch them. 9143 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9144 && ps.getStopped(userId); 9145 } 9146 } 9147 return false; 9148 } 9149 9150 @Override 9151 protected boolean isPackageForFilter(String packageName, 9152 PackageParser.ServiceIntentInfo info) { 9153 return packageName.equals(info.service.owner.packageName); 9154 } 9155 9156 @Override 9157 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9158 int match, int userId) { 9159 if (!sUserManager.exists(userId)) return null; 9160 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9161 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9162 return null; 9163 } 9164 final PackageParser.Service service = info.service; 9165 if (mSafeMode && (service.info.applicationInfo.flags 9166 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9167 return null; 9168 } 9169 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9170 if (ps == null) { 9171 return null; 9172 } 9173 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9174 ps.readUserState(userId), userId); 9175 if (si == null) { 9176 return null; 9177 } 9178 final ResolveInfo res = new ResolveInfo(); 9179 res.serviceInfo = si; 9180 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9181 res.filter = filter; 9182 } 9183 res.priority = info.getPriority(); 9184 res.preferredOrder = service.owner.mPreferredOrder; 9185 res.match = match; 9186 res.isDefault = info.hasDefault; 9187 res.labelRes = info.labelRes; 9188 res.nonLocalizedLabel = info.nonLocalizedLabel; 9189 res.icon = info.icon; 9190 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9191 return res; 9192 } 9193 9194 @Override 9195 protected void sortResults(List<ResolveInfo> results) { 9196 Collections.sort(results, mResolvePrioritySorter); 9197 } 9198 9199 @Override 9200 protected void dumpFilter(PrintWriter out, String prefix, 9201 PackageParser.ServiceIntentInfo filter) { 9202 out.print(prefix); out.print( 9203 Integer.toHexString(System.identityHashCode(filter.service))); 9204 out.print(' '); 9205 filter.service.printComponentShortName(out); 9206 out.print(" filter "); 9207 out.println(Integer.toHexString(System.identityHashCode(filter))); 9208 } 9209 9210 @Override 9211 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9212 return filter.service; 9213 } 9214 9215 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9216 PackageParser.Service service = (PackageParser.Service)label; 9217 out.print(prefix); out.print( 9218 Integer.toHexString(System.identityHashCode(service))); 9219 out.print(' '); 9220 service.printComponentShortName(out); 9221 if (count > 1) { 9222 out.print(" ("); out.print(count); out.print(" filters)"); 9223 } 9224 out.println(); 9225 } 9226 9227// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9228// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9229// final List<ResolveInfo> retList = Lists.newArrayList(); 9230// while (i.hasNext()) { 9231// final ResolveInfo resolveInfo = (ResolveInfo) i; 9232// if (isEnabledLP(resolveInfo.serviceInfo)) { 9233// retList.add(resolveInfo); 9234// } 9235// } 9236// return retList; 9237// } 9238 9239 // Keys are String (activity class name), values are Activity. 9240 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9241 = new ArrayMap<ComponentName, PackageParser.Service>(); 9242 private int mFlags; 9243 }; 9244 9245 private final class ProviderIntentResolver 9246 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9247 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9248 boolean defaultOnly, int userId) { 9249 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9250 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9251 } 9252 9253 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9254 int userId) { 9255 if (!sUserManager.exists(userId)) 9256 return null; 9257 mFlags = flags; 9258 return super.queryIntent(intent, resolvedType, 9259 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9260 } 9261 9262 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9263 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9264 if (!sUserManager.exists(userId)) 9265 return null; 9266 if (packageProviders == null) { 9267 return null; 9268 } 9269 mFlags = flags; 9270 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9271 final int N = packageProviders.size(); 9272 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9273 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9274 9275 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9276 for (int i = 0; i < N; ++i) { 9277 intentFilters = packageProviders.get(i).intents; 9278 if (intentFilters != null && intentFilters.size() > 0) { 9279 PackageParser.ProviderIntentInfo[] array = 9280 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9281 intentFilters.toArray(array); 9282 listCut.add(array); 9283 } 9284 } 9285 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9286 } 9287 9288 public final void addProvider(PackageParser.Provider p) { 9289 if (mProviders.containsKey(p.getComponentName())) { 9290 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9291 return; 9292 } 9293 9294 mProviders.put(p.getComponentName(), p); 9295 if (DEBUG_SHOW_INFO) { 9296 Log.v(TAG, " " 9297 + (p.info.nonLocalizedLabel != null 9298 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9299 Log.v(TAG, " Class=" + p.info.name); 9300 } 9301 final int NI = p.intents.size(); 9302 int j; 9303 for (j = 0; j < NI; j++) { 9304 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9305 if (DEBUG_SHOW_INFO) { 9306 Log.v(TAG, " IntentFilter:"); 9307 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9308 } 9309 if (!intent.debugCheck()) { 9310 Log.w(TAG, "==> For Provider " + p.info.name); 9311 } 9312 addFilter(intent); 9313 } 9314 } 9315 9316 public final void removeProvider(PackageParser.Provider p) { 9317 mProviders.remove(p.getComponentName()); 9318 if (DEBUG_SHOW_INFO) { 9319 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9320 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9321 Log.v(TAG, " Class=" + p.info.name); 9322 } 9323 final int NI = p.intents.size(); 9324 int j; 9325 for (j = 0; j < NI; j++) { 9326 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9327 if (DEBUG_SHOW_INFO) { 9328 Log.v(TAG, " IntentFilter:"); 9329 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9330 } 9331 removeFilter(intent); 9332 } 9333 } 9334 9335 @Override 9336 protected boolean allowFilterResult( 9337 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9338 ProviderInfo filterPi = filter.provider.info; 9339 for (int i = dest.size() - 1; i >= 0; i--) { 9340 ProviderInfo destPi = dest.get(i).providerInfo; 9341 if (destPi.name == filterPi.name 9342 && destPi.packageName == filterPi.packageName) { 9343 return false; 9344 } 9345 } 9346 return true; 9347 } 9348 9349 @Override 9350 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9351 return new PackageParser.ProviderIntentInfo[size]; 9352 } 9353 9354 @Override 9355 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9356 if (!sUserManager.exists(userId)) 9357 return true; 9358 PackageParser.Package p = filter.provider.owner; 9359 if (p != null) { 9360 PackageSetting ps = (PackageSetting) p.mExtras; 9361 if (ps != null) { 9362 // System apps are never considered stopped for purposes of 9363 // filtering, because there may be no way for the user to 9364 // actually re-launch them. 9365 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9366 && ps.getStopped(userId); 9367 } 9368 } 9369 return false; 9370 } 9371 9372 @Override 9373 protected boolean isPackageForFilter(String packageName, 9374 PackageParser.ProviderIntentInfo info) { 9375 return packageName.equals(info.provider.owner.packageName); 9376 } 9377 9378 @Override 9379 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9380 int match, int userId) { 9381 if (!sUserManager.exists(userId)) 9382 return null; 9383 final PackageParser.ProviderIntentInfo info = filter; 9384 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9385 return null; 9386 } 9387 final PackageParser.Provider provider = info.provider; 9388 if (mSafeMode && (provider.info.applicationInfo.flags 9389 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9390 return null; 9391 } 9392 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9393 if (ps == null) { 9394 return null; 9395 } 9396 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9397 ps.readUserState(userId), userId); 9398 if (pi == null) { 9399 return null; 9400 } 9401 final ResolveInfo res = new ResolveInfo(); 9402 res.providerInfo = pi; 9403 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9404 res.filter = filter; 9405 } 9406 res.priority = info.getPriority(); 9407 res.preferredOrder = provider.owner.mPreferredOrder; 9408 res.match = match; 9409 res.isDefault = info.hasDefault; 9410 res.labelRes = info.labelRes; 9411 res.nonLocalizedLabel = info.nonLocalizedLabel; 9412 res.icon = info.icon; 9413 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9414 return res; 9415 } 9416 9417 @Override 9418 protected void sortResults(List<ResolveInfo> results) { 9419 Collections.sort(results, mResolvePrioritySorter); 9420 } 9421 9422 @Override 9423 protected void dumpFilter(PrintWriter out, String prefix, 9424 PackageParser.ProviderIntentInfo filter) { 9425 out.print(prefix); 9426 out.print( 9427 Integer.toHexString(System.identityHashCode(filter.provider))); 9428 out.print(' '); 9429 filter.provider.printComponentShortName(out); 9430 out.print(" filter "); 9431 out.println(Integer.toHexString(System.identityHashCode(filter))); 9432 } 9433 9434 @Override 9435 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9436 return filter.provider; 9437 } 9438 9439 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9440 PackageParser.Provider provider = (PackageParser.Provider)label; 9441 out.print(prefix); out.print( 9442 Integer.toHexString(System.identityHashCode(provider))); 9443 out.print(' '); 9444 provider.printComponentShortName(out); 9445 if (count > 1) { 9446 out.print(" ("); out.print(count); out.print(" filters)"); 9447 } 9448 out.println(); 9449 } 9450 9451 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9452 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9453 private int mFlags; 9454 }; 9455 9456 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9457 new Comparator<ResolveInfo>() { 9458 public int compare(ResolveInfo r1, ResolveInfo r2) { 9459 int v1 = r1.priority; 9460 int v2 = r2.priority; 9461 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9462 if (v1 != v2) { 9463 return (v1 > v2) ? -1 : 1; 9464 } 9465 v1 = r1.preferredOrder; 9466 v2 = r2.preferredOrder; 9467 if (v1 != v2) { 9468 return (v1 > v2) ? -1 : 1; 9469 } 9470 if (r1.isDefault != r2.isDefault) { 9471 return r1.isDefault ? -1 : 1; 9472 } 9473 v1 = r1.match; 9474 v2 = r2.match; 9475 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9476 if (v1 != v2) { 9477 return (v1 > v2) ? -1 : 1; 9478 } 9479 if (r1.system != r2.system) { 9480 return r1.system ? -1 : 1; 9481 } 9482 return 0; 9483 } 9484 }; 9485 9486 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9487 new Comparator<ProviderInfo>() { 9488 public int compare(ProviderInfo p1, ProviderInfo p2) { 9489 final int v1 = p1.initOrder; 9490 final int v2 = p2.initOrder; 9491 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9492 } 9493 }; 9494 9495 final void sendPackageBroadcast(final String action, final String pkg, 9496 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9497 final int[] userIds) { 9498 mHandler.post(new Runnable() { 9499 @Override 9500 public void run() { 9501 try { 9502 final IActivityManager am = ActivityManagerNative.getDefault(); 9503 if (am == null) return; 9504 final int[] resolvedUserIds; 9505 if (userIds == null) { 9506 resolvedUserIds = am.getRunningUserIds(); 9507 } else { 9508 resolvedUserIds = userIds; 9509 } 9510 for (int id : resolvedUserIds) { 9511 final Intent intent = new Intent(action, 9512 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9513 if (extras != null) { 9514 intent.putExtras(extras); 9515 } 9516 if (targetPkg != null) { 9517 intent.setPackage(targetPkg); 9518 } 9519 // Modify the UID when posting to other users 9520 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9521 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9522 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9523 intent.putExtra(Intent.EXTRA_UID, uid); 9524 } 9525 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9526 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9527 if (DEBUG_BROADCASTS) { 9528 RuntimeException here = new RuntimeException("here"); 9529 here.fillInStackTrace(); 9530 Slog.d(TAG, "Sending to user " + id + ": " 9531 + intent.toShortString(false, true, false, false) 9532 + " " + intent.getExtras(), here); 9533 } 9534 am.broadcastIntent(null, intent, null, finishedReceiver, 9535 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9536 null, finishedReceiver != null, false, id); 9537 } 9538 } catch (RemoteException ex) { 9539 } 9540 } 9541 }); 9542 } 9543 9544 /** 9545 * Check if the external storage media is available. This is true if there 9546 * is a mounted external storage medium or if the external storage is 9547 * emulated. 9548 */ 9549 private boolean isExternalMediaAvailable() { 9550 return mMediaMounted || Environment.isExternalStorageEmulated(); 9551 } 9552 9553 @Override 9554 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9555 // writer 9556 synchronized (mPackages) { 9557 if (!isExternalMediaAvailable()) { 9558 // If the external storage is no longer mounted at this point, 9559 // the caller may not have been able to delete all of this 9560 // packages files and can not delete any more. Bail. 9561 return null; 9562 } 9563 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9564 if (lastPackage != null) { 9565 pkgs.remove(lastPackage); 9566 } 9567 if (pkgs.size() > 0) { 9568 return pkgs.get(0); 9569 } 9570 } 9571 return null; 9572 } 9573 9574 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9575 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9576 userId, andCode ? 1 : 0, packageName); 9577 if (mSystemReady) { 9578 msg.sendToTarget(); 9579 } else { 9580 if (mPostSystemReadyMessages == null) { 9581 mPostSystemReadyMessages = new ArrayList<>(); 9582 } 9583 mPostSystemReadyMessages.add(msg); 9584 } 9585 } 9586 9587 void startCleaningPackages() { 9588 // reader 9589 synchronized (mPackages) { 9590 if (!isExternalMediaAvailable()) { 9591 return; 9592 } 9593 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9594 return; 9595 } 9596 } 9597 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9598 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9599 IActivityManager am = ActivityManagerNative.getDefault(); 9600 if (am != null) { 9601 try { 9602 am.startService(null, intent, null, mContext.getOpPackageName(), 9603 UserHandle.USER_OWNER); 9604 } catch (RemoteException e) { 9605 } 9606 } 9607 } 9608 9609 @Override 9610 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9611 int installFlags, String installerPackageName, VerificationParams verificationParams, 9612 String packageAbiOverride) { 9613 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9614 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9615 } 9616 9617 @Override 9618 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9619 int installFlags, String installerPackageName, VerificationParams verificationParams, 9620 String packageAbiOverride, int userId) { 9621 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9622 9623 final int callingUid = Binder.getCallingUid(); 9624 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9625 9626 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9627 try { 9628 if (observer != null) { 9629 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9630 } 9631 } catch (RemoteException re) { 9632 } 9633 return; 9634 } 9635 9636 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9637 installFlags |= PackageManager.INSTALL_FROM_ADB; 9638 9639 } else { 9640 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9641 // about installerPackageName. 9642 9643 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9644 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9645 } 9646 9647 UserHandle user; 9648 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9649 user = UserHandle.ALL; 9650 } else { 9651 user = new UserHandle(userId); 9652 } 9653 9654 // Only system components can circumvent runtime permissions when installing. 9655 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9656 && mContext.checkCallingOrSelfPermission(Manifest.permission 9657 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9658 throw new SecurityException("You need the " 9659 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9660 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9661 } 9662 9663 verificationParams.setInstallerUid(callingUid); 9664 9665 final File originFile = new File(originPath); 9666 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9667 9668 final Message msg = mHandler.obtainMessage(INIT_COPY); 9669 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9670 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9671 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9672 msg.obj = params; 9673 9674 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9675 System.identityHashCode(msg.obj)); 9676 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9677 System.identityHashCode(msg.obj)); 9678 9679 mHandler.sendMessage(msg); 9680 } 9681 9682 void installStage(String packageName, File stagedDir, String stagedCid, 9683 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9684 String installerPackageName, int installerUid, UserHandle user) { 9685 final VerificationParams verifParams = new VerificationParams( 9686 null, sessionParams.originatingUri, sessionParams.referrerUri, installerUid, null); 9687 verifParams.setInstallerUid(installerUid); 9688 9689 final OriginInfo origin; 9690 if (stagedDir != null) { 9691 origin = OriginInfo.fromStagedFile(stagedDir); 9692 } else { 9693 origin = OriginInfo.fromStagedContainer(stagedCid); 9694 } 9695 9696 final Message msg = mHandler.obtainMessage(INIT_COPY); 9697 final InstallParams params = new InstallParams(origin, null, observer, 9698 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9699 verifParams, user, sessionParams.abiOverride, 9700 sessionParams.grantedRuntimePermissions); 9701 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9702 msg.obj = params; 9703 9704 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9705 System.identityHashCode(msg.obj)); 9706 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9707 System.identityHashCode(msg.obj)); 9708 9709 mHandler.sendMessage(msg); 9710 } 9711 9712 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9713 Bundle extras = new Bundle(1); 9714 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9715 9716 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9717 packageName, extras, null, null, new int[] {userId}); 9718 try { 9719 IActivityManager am = ActivityManagerNative.getDefault(); 9720 final boolean isSystem = 9721 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9722 if (isSystem && am.isUserRunning(userId, false)) { 9723 // The just-installed/enabled app is bundled on the system, so presumed 9724 // to be able to run automatically without needing an explicit launch. 9725 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9726 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9727 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9728 .setPackage(packageName); 9729 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9730 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9731 } 9732 } catch (RemoteException e) { 9733 // shouldn't happen 9734 Slog.w(TAG, "Unable to bootstrap installed package", e); 9735 } 9736 } 9737 9738 @Override 9739 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9740 int userId) { 9741 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9742 PackageSetting pkgSetting; 9743 final int uid = Binder.getCallingUid(); 9744 enforceCrossUserPermission(uid, userId, true, true, 9745 "setApplicationHiddenSetting for user " + userId); 9746 9747 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9748 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9749 return false; 9750 } 9751 9752 long callingId = Binder.clearCallingIdentity(); 9753 try { 9754 boolean sendAdded = false; 9755 boolean sendRemoved = false; 9756 // writer 9757 synchronized (mPackages) { 9758 pkgSetting = mSettings.mPackages.get(packageName); 9759 if (pkgSetting == null) { 9760 return false; 9761 } 9762 if (pkgSetting.getHidden(userId) != hidden) { 9763 pkgSetting.setHidden(hidden, userId); 9764 mSettings.writePackageRestrictionsLPr(userId); 9765 if (hidden) { 9766 sendRemoved = true; 9767 } else { 9768 sendAdded = true; 9769 } 9770 } 9771 } 9772 if (sendAdded) { 9773 sendPackageAddedForUser(packageName, pkgSetting, userId); 9774 return true; 9775 } 9776 if (sendRemoved) { 9777 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9778 "hiding pkg"); 9779 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9780 return true; 9781 } 9782 } finally { 9783 Binder.restoreCallingIdentity(callingId); 9784 } 9785 return false; 9786 } 9787 9788 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9789 int userId) { 9790 final PackageRemovedInfo info = new PackageRemovedInfo(); 9791 info.removedPackage = packageName; 9792 info.removedUsers = new int[] {userId}; 9793 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9794 info.sendBroadcast(false, false, false); 9795 } 9796 9797 /** 9798 * Returns true if application is not found or there was an error. Otherwise it returns 9799 * the hidden state of the package for the given user. 9800 */ 9801 @Override 9802 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9803 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9804 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9805 false, "getApplicationHidden for user " + userId); 9806 PackageSetting pkgSetting; 9807 long callingId = Binder.clearCallingIdentity(); 9808 try { 9809 // writer 9810 synchronized (mPackages) { 9811 pkgSetting = mSettings.mPackages.get(packageName); 9812 if (pkgSetting == null) { 9813 return true; 9814 } 9815 return pkgSetting.getHidden(userId); 9816 } 9817 } finally { 9818 Binder.restoreCallingIdentity(callingId); 9819 } 9820 } 9821 9822 /** 9823 * @hide 9824 */ 9825 @Override 9826 public int installExistingPackageAsUser(String packageName, int userId) { 9827 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9828 null); 9829 PackageSetting pkgSetting; 9830 final int uid = Binder.getCallingUid(); 9831 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9832 + userId); 9833 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9834 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9835 } 9836 9837 long callingId = Binder.clearCallingIdentity(); 9838 try { 9839 boolean sendAdded = false; 9840 9841 // writer 9842 synchronized (mPackages) { 9843 pkgSetting = mSettings.mPackages.get(packageName); 9844 if (pkgSetting == null) { 9845 return PackageManager.INSTALL_FAILED_INVALID_URI; 9846 } 9847 if (!pkgSetting.getInstalled(userId)) { 9848 pkgSetting.setInstalled(true, userId); 9849 pkgSetting.setHidden(false, userId); 9850 mSettings.writePackageRestrictionsLPr(userId); 9851 sendAdded = true; 9852 } 9853 } 9854 9855 if (sendAdded) { 9856 sendPackageAddedForUser(packageName, pkgSetting, userId); 9857 } 9858 } finally { 9859 Binder.restoreCallingIdentity(callingId); 9860 } 9861 9862 return PackageManager.INSTALL_SUCCEEDED; 9863 } 9864 9865 boolean isUserRestricted(int userId, String restrictionKey) { 9866 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9867 if (restrictions.getBoolean(restrictionKey, false)) { 9868 Log.w(TAG, "User is restricted: " + restrictionKey); 9869 return true; 9870 } 9871 return false; 9872 } 9873 9874 @Override 9875 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9876 mContext.enforceCallingOrSelfPermission( 9877 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9878 "Only package verification agents can verify applications"); 9879 9880 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9881 final PackageVerificationResponse response = new PackageVerificationResponse( 9882 verificationCode, Binder.getCallingUid()); 9883 msg.arg1 = id; 9884 msg.obj = response; 9885 mHandler.sendMessage(msg); 9886 } 9887 9888 @Override 9889 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9890 long millisecondsToDelay) { 9891 mContext.enforceCallingOrSelfPermission( 9892 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9893 "Only package verification agents can extend verification timeouts"); 9894 9895 final PackageVerificationState state = mPendingVerification.get(id); 9896 final PackageVerificationResponse response = new PackageVerificationResponse( 9897 verificationCodeAtTimeout, Binder.getCallingUid()); 9898 9899 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9900 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9901 } 9902 if (millisecondsToDelay < 0) { 9903 millisecondsToDelay = 0; 9904 } 9905 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9906 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9907 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9908 } 9909 9910 if ((state != null) && !state.timeoutExtended()) { 9911 state.extendTimeout(); 9912 9913 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9914 msg.arg1 = id; 9915 msg.obj = response; 9916 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9917 } 9918 } 9919 9920 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9921 int verificationCode, UserHandle user) { 9922 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9923 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9924 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9925 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9926 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9927 9928 mContext.sendBroadcastAsUser(intent, user, 9929 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9930 } 9931 9932 private ComponentName matchComponentForVerifier(String packageName, 9933 List<ResolveInfo> receivers) { 9934 ActivityInfo targetReceiver = null; 9935 9936 final int NR = receivers.size(); 9937 for (int i = 0; i < NR; i++) { 9938 final ResolveInfo info = receivers.get(i); 9939 if (info.activityInfo == null) { 9940 continue; 9941 } 9942 9943 if (packageName.equals(info.activityInfo.packageName)) { 9944 targetReceiver = info.activityInfo; 9945 break; 9946 } 9947 } 9948 9949 if (targetReceiver == null) { 9950 return null; 9951 } 9952 9953 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9954 } 9955 9956 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9957 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9958 if (pkgInfo.verifiers.length == 0) { 9959 return null; 9960 } 9961 9962 final int N = pkgInfo.verifiers.length; 9963 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9964 for (int i = 0; i < N; i++) { 9965 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9966 9967 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9968 receivers); 9969 if (comp == null) { 9970 continue; 9971 } 9972 9973 final int verifierUid = getUidForVerifier(verifierInfo); 9974 if (verifierUid == -1) { 9975 continue; 9976 } 9977 9978 if (DEBUG_VERIFY) { 9979 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9980 + " with the correct signature"); 9981 } 9982 sufficientVerifiers.add(comp); 9983 verificationState.addSufficientVerifier(verifierUid); 9984 } 9985 9986 return sufficientVerifiers; 9987 } 9988 9989 private int getUidForVerifier(VerifierInfo verifierInfo) { 9990 synchronized (mPackages) { 9991 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9992 if (pkg == null) { 9993 return -1; 9994 } else if (pkg.mSignatures.length != 1) { 9995 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9996 + " has more than one signature; ignoring"); 9997 return -1; 9998 } 9999 10000 /* 10001 * If the public key of the package's signature does not match 10002 * our expected public key, then this is a different package and 10003 * we should skip. 10004 */ 10005 10006 final byte[] expectedPublicKey; 10007 try { 10008 final Signature verifierSig = pkg.mSignatures[0]; 10009 final PublicKey publicKey = verifierSig.getPublicKey(); 10010 expectedPublicKey = publicKey.getEncoded(); 10011 } catch (CertificateException e) { 10012 return -1; 10013 } 10014 10015 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10016 10017 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10018 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10019 + " does not have the expected public key; ignoring"); 10020 return -1; 10021 } 10022 10023 return pkg.applicationInfo.uid; 10024 } 10025 } 10026 10027 @Override 10028 public void finishPackageInstall(int token) { 10029 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10030 10031 if (DEBUG_INSTALL) { 10032 Slog.v(TAG, "BM finishing package install for " + token); 10033 } 10034 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10035 10036 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10037 mHandler.sendMessage(msg); 10038 } 10039 10040 /** 10041 * Get the verification agent timeout. 10042 * 10043 * @return verification timeout in milliseconds 10044 */ 10045 private long getVerificationTimeout() { 10046 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10047 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10048 DEFAULT_VERIFICATION_TIMEOUT); 10049 } 10050 10051 /** 10052 * Get the default verification agent response code. 10053 * 10054 * @return default verification response code 10055 */ 10056 private int getDefaultVerificationResponse() { 10057 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10058 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10059 DEFAULT_VERIFICATION_RESPONSE); 10060 } 10061 10062 /** 10063 * Check whether or not package verification has been enabled. 10064 * 10065 * @return true if verification should be performed 10066 */ 10067 private boolean isVerificationEnabled(int userId, int installFlags) { 10068 if (!DEFAULT_VERIFY_ENABLE) { 10069 return false; 10070 } 10071 10072 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10073 10074 // Check if installing from ADB 10075 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10076 // Do not run verification in a test harness environment 10077 if (ActivityManager.isRunningInTestHarness()) { 10078 return false; 10079 } 10080 if (ensureVerifyAppsEnabled) { 10081 return true; 10082 } 10083 // Check if the developer does not want package verification for ADB installs 10084 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10085 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10086 return false; 10087 } 10088 } 10089 10090 if (ensureVerifyAppsEnabled) { 10091 return true; 10092 } 10093 10094 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10095 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10096 } 10097 10098 @Override 10099 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10100 throws RemoteException { 10101 mContext.enforceCallingOrSelfPermission( 10102 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10103 "Only intentfilter verification agents can verify applications"); 10104 10105 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10106 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10107 Binder.getCallingUid(), verificationCode, failedDomains); 10108 msg.arg1 = id; 10109 msg.obj = response; 10110 mHandler.sendMessage(msg); 10111 } 10112 10113 @Override 10114 public int getIntentVerificationStatus(String packageName, int userId) { 10115 synchronized (mPackages) { 10116 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10117 } 10118 } 10119 10120 @Override 10121 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10122 mContext.enforceCallingOrSelfPermission( 10123 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10124 10125 boolean result = false; 10126 synchronized (mPackages) { 10127 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10128 } 10129 if (result) { 10130 scheduleWritePackageRestrictionsLocked(userId); 10131 } 10132 return result; 10133 } 10134 10135 @Override 10136 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10137 synchronized (mPackages) { 10138 return mSettings.getIntentFilterVerificationsLPr(packageName); 10139 } 10140 } 10141 10142 @Override 10143 public List<IntentFilter> getAllIntentFilters(String packageName) { 10144 if (TextUtils.isEmpty(packageName)) { 10145 return Collections.<IntentFilter>emptyList(); 10146 } 10147 synchronized (mPackages) { 10148 PackageParser.Package pkg = mPackages.get(packageName); 10149 if (pkg == null || pkg.activities == null) { 10150 return Collections.<IntentFilter>emptyList(); 10151 } 10152 final int count = pkg.activities.size(); 10153 ArrayList<IntentFilter> result = new ArrayList<>(); 10154 for (int n=0; n<count; n++) { 10155 PackageParser.Activity activity = pkg.activities.get(n); 10156 if (activity.intents != null || activity.intents.size() > 0) { 10157 result.addAll(activity.intents); 10158 } 10159 } 10160 return result; 10161 } 10162 } 10163 10164 @Override 10165 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10166 mContext.enforceCallingOrSelfPermission( 10167 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10168 10169 synchronized (mPackages) { 10170 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10171 if (packageName != null) { 10172 result |= updateIntentVerificationStatus(packageName, 10173 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10174 userId); 10175 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10176 packageName, userId); 10177 } 10178 return result; 10179 } 10180 } 10181 10182 @Override 10183 public String getDefaultBrowserPackageName(int userId) { 10184 synchronized (mPackages) { 10185 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10186 } 10187 } 10188 10189 /** 10190 * Get the "allow unknown sources" setting. 10191 * 10192 * @return the current "allow unknown sources" setting 10193 */ 10194 private int getUnknownSourcesSettings() { 10195 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10196 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10197 -1); 10198 } 10199 10200 @Override 10201 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10202 final int uid = Binder.getCallingUid(); 10203 // writer 10204 synchronized (mPackages) { 10205 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10206 if (targetPackageSetting == null) { 10207 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10208 } 10209 10210 PackageSetting installerPackageSetting; 10211 if (installerPackageName != null) { 10212 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10213 if (installerPackageSetting == null) { 10214 throw new IllegalArgumentException("Unknown installer package: " 10215 + installerPackageName); 10216 } 10217 } else { 10218 installerPackageSetting = null; 10219 } 10220 10221 Signature[] callerSignature; 10222 Object obj = mSettings.getUserIdLPr(uid); 10223 if (obj != null) { 10224 if (obj instanceof SharedUserSetting) { 10225 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10226 } else if (obj instanceof PackageSetting) { 10227 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10228 } else { 10229 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10230 } 10231 } else { 10232 throw new SecurityException("Unknown calling uid " + uid); 10233 } 10234 10235 // Verify: can't set installerPackageName to a package that is 10236 // not signed with the same cert as the caller. 10237 if (installerPackageSetting != null) { 10238 if (compareSignatures(callerSignature, 10239 installerPackageSetting.signatures.mSignatures) 10240 != PackageManager.SIGNATURE_MATCH) { 10241 throw new SecurityException( 10242 "Caller does not have same cert as new installer package " 10243 + installerPackageName); 10244 } 10245 } 10246 10247 // Verify: if target already has an installer package, it must 10248 // be signed with the same cert as the caller. 10249 if (targetPackageSetting.installerPackageName != null) { 10250 PackageSetting setting = mSettings.mPackages.get( 10251 targetPackageSetting.installerPackageName); 10252 // If the currently set package isn't valid, then it's always 10253 // okay to change it. 10254 if (setting != null) { 10255 if (compareSignatures(callerSignature, 10256 setting.signatures.mSignatures) 10257 != PackageManager.SIGNATURE_MATCH) { 10258 throw new SecurityException( 10259 "Caller does not have same cert as old installer package " 10260 + targetPackageSetting.installerPackageName); 10261 } 10262 } 10263 } 10264 10265 // Okay! 10266 targetPackageSetting.installerPackageName = installerPackageName; 10267 scheduleWriteSettingsLocked(); 10268 } 10269 } 10270 10271 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10272 // Queue up an async operation since the package installation may take a little while. 10273 mHandler.post(new Runnable() { 10274 public void run() { 10275 mHandler.removeCallbacks(this); 10276 // Result object to be returned 10277 PackageInstalledInfo res = new PackageInstalledInfo(); 10278 res.returnCode = currentStatus; 10279 res.uid = -1; 10280 res.pkg = null; 10281 res.removedInfo = new PackageRemovedInfo(); 10282 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10283 args.doPreInstall(res.returnCode); 10284 synchronized (mInstallLock) { 10285 installPackageTracedLI(args, res); 10286 } 10287 args.doPostInstall(res.returnCode, res.uid); 10288 } 10289 10290 // A restore should be performed at this point if (a) the install 10291 // succeeded, (b) the operation is not an update, and (c) the new 10292 // package has not opted out of backup participation. 10293 final boolean update = res.removedInfo.removedPackage != null; 10294 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10295 boolean doRestore = !update 10296 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10297 10298 // Set up the post-install work request bookkeeping. This will be used 10299 // and cleaned up by the post-install event handling regardless of whether 10300 // there's a restore pass performed. Token values are >= 1. 10301 int token; 10302 if (mNextInstallToken < 0) mNextInstallToken = 1; 10303 token = mNextInstallToken++; 10304 10305 PostInstallData data = new PostInstallData(args, res); 10306 mRunningInstalls.put(token, data); 10307 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10308 10309 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10310 // Pass responsibility to the Backup Manager. It will perform a 10311 // restore if appropriate, then pass responsibility back to the 10312 // Package Manager to run the post-install observer callbacks 10313 // and broadcasts. 10314 IBackupManager bm = IBackupManager.Stub.asInterface( 10315 ServiceManager.getService(Context.BACKUP_SERVICE)); 10316 if (bm != null) { 10317 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10318 + " to BM for possible restore"); 10319 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10320 try { 10321 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10322 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10323 } else { 10324 doRestore = false; 10325 } 10326 } catch (RemoteException e) { 10327 // can't happen; the backup manager is local 10328 } catch (Exception e) { 10329 Slog.e(TAG, "Exception trying to enqueue restore", e); 10330 doRestore = false; 10331 } 10332 } else { 10333 Slog.e(TAG, "Backup Manager not found!"); 10334 doRestore = false; 10335 } 10336 } 10337 10338 if (!doRestore) { 10339 // No restore possible, or the Backup Manager was mysteriously not 10340 // available -- just fire the post-install work request directly. 10341 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10342 10343 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10344 10345 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10346 mHandler.sendMessage(msg); 10347 } 10348 } 10349 }); 10350 } 10351 10352 private abstract class HandlerParams { 10353 private static final int MAX_RETRIES = 4; 10354 10355 /** 10356 * Number of times startCopy() has been attempted and had a non-fatal 10357 * error. 10358 */ 10359 private int mRetries = 0; 10360 10361 /** User handle for the user requesting the information or installation. */ 10362 private final UserHandle mUser; 10363 String traceMethod; 10364 int traceCookie; 10365 10366 HandlerParams(UserHandle user) { 10367 mUser = user; 10368 } 10369 10370 UserHandle getUser() { 10371 return mUser; 10372 } 10373 10374 HandlerParams setTraceMethod(String traceMethod) { 10375 this.traceMethod = traceMethod; 10376 return this; 10377 } 10378 10379 HandlerParams setTraceCookie(int traceCookie) { 10380 this.traceCookie = traceCookie; 10381 return this; 10382 } 10383 10384 final boolean startCopy() { 10385 boolean res; 10386 try { 10387 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10388 10389 if (++mRetries > MAX_RETRIES) { 10390 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10391 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10392 handleServiceError(); 10393 return false; 10394 } else { 10395 handleStartCopy(); 10396 res = true; 10397 } 10398 } catch (RemoteException e) { 10399 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10400 mHandler.sendEmptyMessage(MCS_RECONNECT); 10401 res = false; 10402 } 10403 handleReturnCode(); 10404 return res; 10405 } 10406 10407 final void serviceError() { 10408 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10409 handleServiceError(); 10410 handleReturnCode(); 10411 } 10412 10413 abstract void handleStartCopy() throws RemoteException; 10414 abstract void handleServiceError(); 10415 abstract void handleReturnCode(); 10416 } 10417 10418 class MeasureParams extends HandlerParams { 10419 private final PackageStats mStats; 10420 private boolean mSuccess; 10421 10422 private final IPackageStatsObserver mObserver; 10423 10424 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10425 super(new UserHandle(stats.userHandle)); 10426 mObserver = observer; 10427 mStats = stats; 10428 } 10429 10430 @Override 10431 public String toString() { 10432 return "MeasureParams{" 10433 + Integer.toHexString(System.identityHashCode(this)) 10434 + " " + mStats.packageName + "}"; 10435 } 10436 10437 @Override 10438 void handleStartCopy() throws RemoteException { 10439 synchronized (mInstallLock) { 10440 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10441 } 10442 10443 if (mSuccess) { 10444 final boolean mounted; 10445 if (Environment.isExternalStorageEmulated()) { 10446 mounted = true; 10447 } else { 10448 final String status = Environment.getExternalStorageState(); 10449 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10450 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10451 } 10452 10453 if (mounted) { 10454 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10455 10456 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10457 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10458 10459 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10460 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10461 10462 // Always subtract cache size, since it's a subdirectory 10463 mStats.externalDataSize -= mStats.externalCacheSize; 10464 10465 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10466 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10467 10468 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10469 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10470 } 10471 } 10472 } 10473 10474 @Override 10475 void handleReturnCode() { 10476 if (mObserver != null) { 10477 try { 10478 mObserver.onGetStatsCompleted(mStats, mSuccess); 10479 } catch (RemoteException e) { 10480 Slog.i(TAG, "Observer no longer exists."); 10481 } 10482 } 10483 } 10484 10485 @Override 10486 void handleServiceError() { 10487 Slog.e(TAG, "Could not measure application " + mStats.packageName 10488 + " external storage"); 10489 } 10490 } 10491 10492 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10493 throws RemoteException { 10494 long result = 0; 10495 for (File path : paths) { 10496 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10497 } 10498 return result; 10499 } 10500 10501 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10502 for (File path : paths) { 10503 try { 10504 mcs.clearDirectory(path.getAbsolutePath()); 10505 } catch (RemoteException e) { 10506 } 10507 } 10508 } 10509 10510 static class OriginInfo { 10511 /** 10512 * Location where install is coming from, before it has been 10513 * copied/renamed into place. This could be a single monolithic APK 10514 * file, or a cluster directory. This location may be untrusted. 10515 */ 10516 final File file; 10517 final String cid; 10518 10519 /** 10520 * Flag indicating that {@link #file} or {@link #cid} has already been 10521 * staged, meaning downstream users don't need to defensively copy the 10522 * contents. 10523 */ 10524 final boolean staged; 10525 10526 /** 10527 * Flag indicating that {@link #file} or {@link #cid} is an already 10528 * installed app that is being moved. 10529 */ 10530 final boolean existing; 10531 10532 final String resolvedPath; 10533 final File resolvedFile; 10534 10535 static OriginInfo fromNothing() { 10536 return new OriginInfo(null, null, false, false); 10537 } 10538 10539 static OriginInfo fromUntrustedFile(File file) { 10540 return new OriginInfo(file, null, false, false); 10541 } 10542 10543 static OriginInfo fromExistingFile(File file) { 10544 return new OriginInfo(file, null, false, true); 10545 } 10546 10547 static OriginInfo fromStagedFile(File file) { 10548 return new OriginInfo(file, null, true, false); 10549 } 10550 10551 static OriginInfo fromStagedContainer(String cid) { 10552 return new OriginInfo(null, cid, true, false); 10553 } 10554 10555 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10556 this.file = file; 10557 this.cid = cid; 10558 this.staged = staged; 10559 this.existing = existing; 10560 10561 if (cid != null) { 10562 resolvedPath = PackageHelper.getSdDir(cid); 10563 resolvedFile = new File(resolvedPath); 10564 } else if (file != null) { 10565 resolvedPath = file.getAbsolutePath(); 10566 resolvedFile = file; 10567 } else { 10568 resolvedPath = null; 10569 resolvedFile = null; 10570 } 10571 } 10572 } 10573 10574 class MoveInfo { 10575 final int moveId; 10576 final String fromUuid; 10577 final String toUuid; 10578 final String packageName; 10579 final String dataAppName; 10580 final int appId; 10581 final String seinfo; 10582 10583 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10584 String dataAppName, int appId, String seinfo) { 10585 this.moveId = moveId; 10586 this.fromUuid = fromUuid; 10587 this.toUuid = toUuid; 10588 this.packageName = packageName; 10589 this.dataAppName = dataAppName; 10590 this.appId = appId; 10591 this.seinfo = seinfo; 10592 } 10593 } 10594 10595 class InstallParams extends HandlerParams { 10596 final OriginInfo origin; 10597 final MoveInfo move; 10598 final IPackageInstallObserver2 observer; 10599 int installFlags; 10600 final String installerPackageName; 10601 final String volumeUuid; 10602 final VerificationParams verificationParams; 10603 private InstallArgs mArgs; 10604 private int mRet; 10605 final String packageAbiOverride; 10606 final String[] grantedRuntimePermissions; 10607 10608 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10609 int installFlags, String installerPackageName, String volumeUuid, 10610 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10611 String[] grantedPermissions) { 10612 super(user); 10613 this.origin = origin; 10614 this.move = move; 10615 this.observer = observer; 10616 this.installFlags = installFlags; 10617 this.installerPackageName = installerPackageName; 10618 this.volumeUuid = volumeUuid; 10619 this.verificationParams = verificationParams; 10620 this.packageAbiOverride = packageAbiOverride; 10621 this.grantedRuntimePermissions = grantedPermissions; 10622 } 10623 10624 @Override 10625 public String toString() { 10626 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10627 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10628 } 10629 10630 public ManifestDigest getManifestDigest() { 10631 if (verificationParams == null) { 10632 return null; 10633 } 10634 return verificationParams.getManifestDigest(); 10635 } 10636 10637 private int installLocationPolicy(PackageInfoLite pkgLite) { 10638 String packageName = pkgLite.packageName; 10639 int installLocation = pkgLite.installLocation; 10640 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10641 // reader 10642 synchronized (mPackages) { 10643 PackageParser.Package pkg = mPackages.get(packageName); 10644 if (pkg != null) { 10645 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10646 // Check for downgrading. 10647 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10648 try { 10649 checkDowngrade(pkg, pkgLite); 10650 } catch (PackageManagerException e) { 10651 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10652 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10653 } 10654 } 10655 // Check for updated system application. 10656 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10657 if (onSd) { 10658 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10659 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10660 } 10661 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10662 } else { 10663 if (onSd) { 10664 // Install flag overrides everything. 10665 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10666 } 10667 // If current upgrade specifies particular preference 10668 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10669 // Application explicitly specified internal. 10670 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10671 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10672 // App explictly prefers external. Let policy decide 10673 } else { 10674 // Prefer previous location 10675 if (isExternal(pkg)) { 10676 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10677 } 10678 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10679 } 10680 } 10681 } else { 10682 // Invalid install. Return error code 10683 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10684 } 10685 } 10686 } 10687 // All the special cases have been taken care of. 10688 // Return result based on recommended install location. 10689 if (onSd) { 10690 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10691 } 10692 return pkgLite.recommendedInstallLocation; 10693 } 10694 10695 /* 10696 * Invoke remote method to get package information and install 10697 * location values. Override install location based on default 10698 * policy if needed and then create install arguments based 10699 * on the install location. 10700 */ 10701 public void handleStartCopy() throws RemoteException { 10702 int ret = PackageManager.INSTALL_SUCCEEDED; 10703 10704 // If we're already staged, we've firmly committed to an install location 10705 if (origin.staged) { 10706 if (origin.file != null) { 10707 installFlags |= PackageManager.INSTALL_INTERNAL; 10708 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10709 } else if (origin.cid != null) { 10710 installFlags |= PackageManager.INSTALL_EXTERNAL; 10711 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10712 } else { 10713 throw new IllegalStateException("Invalid stage location"); 10714 } 10715 } 10716 10717 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10718 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10719 PackageInfoLite pkgLite = null; 10720 10721 if (onInt && onSd) { 10722 // Check if both bits are set. 10723 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10724 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10725 } else { 10726 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10727 packageAbiOverride); 10728 10729 /* 10730 * If we have too little free space, try to free cache 10731 * before giving up. 10732 */ 10733 if (!origin.staged && pkgLite.recommendedInstallLocation 10734 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10735 // TODO: focus freeing disk space on the target device 10736 final StorageManager storage = StorageManager.from(mContext); 10737 final long lowThreshold = storage.getStorageLowBytes( 10738 Environment.getDataDirectory()); 10739 10740 final long sizeBytes = mContainerService.calculateInstalledSize( 10741 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10742 10743 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10744 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10745 installFlags, packageAbiOverride); 10746 } 10747 10748 /* 10749 * The cache free must have deleted the file we 10750 * downloaded to install. 10751 * 10752 * TODO: fix the "freeCache" call to not delete 10753 * the file we care about. 10754 */ 10755 if (pkgLite.recommendedInstallLocation 10756 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10757 pkgLite.recommendedInstallLocation 10758 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10759 } 10760 } 10761 } 10762 10763 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10764 int loc = pkgLite.recommendedInstallLocation; 10765 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10766 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10767 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10768 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10769 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10770 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10771 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10772 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10773 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10774 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10775 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10776 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10777 } else { 10778 // Override with defaults if needed. 10779 loc = installLocationPolicy(pkgLite); 10780 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10781 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10782 } else if (!onSd && !onInt) { 10783 // Override install location with flags 10784 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10785 // Set the flag to install on external media. 10786 installFlags |= PackageManager.INSTALL_EXTERNAL; 10787 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10788 } else { 10789 // Make sure the flag for installing on external 10790 // media is unset 10791 installFlags |= PackageManager.INSTALL_INTERNAL; 10792 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10793 } 10794 } 10795 } 10796 } 10797 10798 final InstallArgs args = createInstallArgs(this); 10799 mArgs = args; 10800 10801 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10802 /* 10803 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10804 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10805 */ 10806 int userIdentifier = getUser().getIdentifier(); 10807 if (userIdentifier == UserHandle.USER_ALL 10808 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10809 userIdentifier = UserHandle.USER_OWNER; 10810 } 10811 10812 /* 10813 * Determine if we have any installed package verifiers. If we 10814 * do, then we'll defer to them to verify the packages. 10815 */ 10816 final int requiredUid = mRequiredVerifierPackage == null ? -1 10817 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10818 if (!origin.existing && requiredUid != -1 10819 && isVerificationEnabled(userIdentifier, installFlags)) { 10820 final Intent verification = new Intent( 10821 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10822 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10823 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10824 PACKAGE_MIME_TYPE); 10825 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10826 10827 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10828 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10829 0 /* TODO: Which userId? */); 10830 10831 if (DEBUG_VERIFY) { 10832 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10833 + verification.toString() + " with " + pkgLite.verifiers.length 10834 + " optional verifiers"); 10835 } 10836 10837 final int verificationId = mPendingVerificationToken++; 10838 10839 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10840 10841 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10842 installerPackageName); 10843 10844 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10845 installFlags); 10846 10847 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10848 pkgLite.packageName); 10849 10850 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10851 pkgLite.versionCode); 10852 10853 if (verificationParams != null) { 10854 if (verificationParams.getVerificationURI() != null) { 10855 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10856 verificationParams.getVerificationURI()); 10857 } 10858 if (verificationParams.getOriginatingURI() != null) { 10859 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10860 verificationParams.getOriginatingURI()); 10861 } 10862 if (verificationParams.getReferrer() != null) { 10863 verification.putExtra(Intent.EXTRA_REFERRER, 10864 verificationParams.getReferrer()); 10865 } 10866 if (verificationParams.getOriginatingUid() >= 0) { 10867 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10868 verificationParams.getOriginatingUid()); 10869 } 10870 if (verificationParams.getInstallerUid() >= 0) { 10871 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10872 verificationParams.getInstallerUid()); 10873 } 10874 } 10875 10876 final PackageVerificationState verificationState = new PackageVerificationState( 10877 requiredUid, args); 10878 10879 mPendingVerification.append(verificationId, verificationState); 10880 10881 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10882 receivers, verificationState); 10883 10884 // Apps installed for "all" users use the device owner to verify the app 10885 UserHandle verifierUser = getUser(); 10886 if (verifierUser == UserHandle.ALL) { 10887 verifierUser = UserHandle.OWNER; 10888 } 10889 10890 /* 10891 * If any sufficient verifiers were listed in the package 10892 * manifest, attempt to ask them. 10893 */ 10894 if (sufficientVerifiers != null) { 10895 final int N = sufficientVerifiers.size(); 10896 if (N == 0) { 10897 Slog.i(TAG, "Additional verifiers required, but none installed."); 10898 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10899 } else { 10900 for (int i = 0; i < N; i++) { 10901 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10902 10903 final Intent sufficientIntent = new Intent(verification); 10904 sufficientIntent.setComponent(verifierComponent); 10905 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10906 } 10907 } 10908 } 10909 10910 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10911 mRequiredVerifierPackage, receivers); 10912 if (ret == PackageManager.INSTALL_SUCCEEDED 10913 && mRequiredVerifierPackage != null) { 10914 Trace.asyncTraceBegin( 10915 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 10916 /* 10917 * Send the intent to the required verification agent, 10918 * but only start the verification timeout after the 10919 * target BroadcastReceivers have run. 10920 */ 10921 verification.setComponent(requiredVerifierComponent); 10922 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10923 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10924 new BroadcastReceiver() { 10925 @Override 10926 public void onReceive(Context context, Intent intent) { 10927 final Message msg = mHandler 10928 .obtainMessage(CHECK_PENDING_VERIFICATION); 10929 msg.arg1 = verificationId; 10930 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10931 } 10932 }, null, 0, null, null); 10933 10934 /* 10935 * We don't want the copy to proceed until verification 10936 * succeeds, so null out this field. 10937 */ 10938 mArgs = null; 10939 } 10940 } else { 10941 /* 10942 * No package verification is enabled, so immediately start 10943 * the remote call to initiate copy using temporary file. 10944 */ 10945 ret = args.copyApk(mContainerService, true); 10946 } 10947 } 10948 10949 mRet = ret; 10950 } 10951 10952 @Override 10953 void handleReturnCode() { 10954 // If mArgs is null, then MCS couldn't be reached. When it 10955 // reconnects, it will try again to install. At that point, this 10956 // will succeed. 10957 if (mArgs != null) { 10958 processPendingInstall(mArgs, mRet); 10959 } 10960 } 10961 10962 @Override 10963 void handleServiceError() { 10964 mArgs = createInstallArgs(this); 10965 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10966 } 10967 10968 public boolean isForwardLocked() { 10969 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10970 } 10971 } 10972 10973 /** 10974 * Used during creation of InstallArgs 10975 * 10976 * @param installFlags package installation flags 10977 * @return true if should be installed on external storage 10978 */ 10979 private static boolean installOnExternalAsec(int installFlags) { 10980 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10981 return false; 10982 } 10983 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10984 return true; 10985 } 10986 return false; 10987 } 10988 10989 /** 10990 * Used during creation of InstallArgs 10991 * 10992 * @param installFlags package installation flags 10993 * @return true if should be installed as forward locked 10994 */ 10995 private static boolean installForwardLocked(int installFlags) { 10996 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10997 } 10998 10999 private InstallArgs createInstallArgs(InstallParams params) { 11000 if (params.move != null) { 11001 return new MoveInstallArgs(params); 11002 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11003 return new AsecInstallArgs(params); 11004 } else { 11005 return new FileInstallArgs(params); 11006 } 11007 } 11008 11009 /** 11010 * Create args that describe an existing installed package. Typically used 11011 * when cleaning up old installs, or used as a move source. 11012 */ 11013 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11014 String resourcePath, String[] instructionSets) { 11015 final boolean isInAsec; 11016 if (installOnExternalAsec(installFlags)) { 11017 /* Apps on SD card are always in ASEC containers. */ 11018 isInAsec = true; 11019 } else if (installForwardLocked(installFlags) 11020 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11021 /* 11022 * Forward-locked apps are only in ASEC containers if they're the 11023 * new style 11024 */ 11025 isInAsec = true; 11026 } else { 11027 isInAsec = false; 11028 } 11029 11030 if (isInAsec) { 11031 return new AsecInstallArgs(codePath, instructionSets, 11032 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11033 } else { 11034 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11035 } 11036 } 11037 11038 static abstract class InstallArgs { 11039 /** @see InstallParams#origin */ 11040 final OriginInfo origin; 11041 /** @see InstallParams#move */ 11042 final MoveInfo move; 11043 11044 final IPackageInstallObserver2 observer; 11045 // Always refers to PackageManager flags only 11046 final int installFlags; 11047 final String installerPackageName; 11048 final String volumeUuid; 11049 final ManifestDigest manifestDigest; 11050 final UserHandle user; 11051 final String abiOverride; 11052 final String[] installGrantPermissions; 11053 /** If non-null, drop an async trace when the install completes */ 11054 final String traceMethod; 11055 final int traceCookie; 11056 11057 // The list of instruction sets supported by this app. This is currently 11058 // only used during the rmdex() phase to clean up resources. We can get rid of this 11059 // if we move dex files under the common app path. 11060 /* nullable */ String[] instructionSets; 11061 11062 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11063 int installFlags, String installerPackageName, String volumeUuid, 11064 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11065 String abiOverride, String[] installGrantPermissions, 11066 String traceMethod, int traceCookie) { 11067 this.origin = origin; 11068 this.move = move; 11069 this.installFlags = installFlags; 11070 this.observer = observer; 11071 this.installerPackageName = installerPackageName; 11072 this.volumeUuid = volumeUuid; 11073 this.manifestDigest = manifestDigest; 11074 this.user = user; 11075 this.instructionSets = instructionSets; 11076 this.abiOverride = abiOverride; 11077 this.installGrantPermissions = installGrantPermissions; 11078 this.traceMethod = traceMethod; 11079 this.traceCookie = traceCookie; 11080 } 11081 11082 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11083 abstract int doPreInstall(int status); 11084 11085 /** 11086 * Rename package into final resting place. All paths on the given 11087 * scanned package should be updated to reflect the rename. 11088 */ 11089 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11090 abstract int doPostInstall(int status, int uid); 11091 11092 /** @see PackageSettingBase#codePathString */ 11093 abstract String getCodePath(); 11094 /** @see PackageSettingBase#resourcePathString */ 11095 abstract String getResourcePath(); 11096 11097 // Need installer lock especially for dex file removal. 11098 abstract void cleanUpResourcesLI(); 11099 abstract boolean doPostDeleteLI(boolean delete); 11100 11101 /** 11102 * Called before the source arguments are copied. This is used mostly 11103 * for MoveParams when it needs to read the source file to put it in the 11104 * destination. 11105 */ 11106 int doPreCopy() { 11107 return PackageManager.INSTALL_SUCCEEDED; 11108 } 11109 11110 /** 11111 * Called after the source arguments are copied. This is used mostly for 11112 * MoveParams when it needs to read the source file to put it in the 11113 * destination. 11114 * 11115 * @return 11116 */ 11117 int doPostCopy(int uid) { 11118 return PackageManager.INSTALL_SUCCEEDED; 11119 } 11120 11121 protected boolean isFwdLocked() { 11122 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11123 } 11124 11125 protected boolean isExternalAsec() { 11126 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11127 } 11128 11129 UserHandle getUser() { 11130 return user; 11131 } 11132 } 11133 11134 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11135 if (!allCodePaths.isEmpty()) { 11136 if (instructionSets == null) { 11137 throw new IllegalStateException("instructionSet == null"); 11138 } 11139 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11140 for (String codePath : allCodePaths) { 11141 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11142 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11143 if (retCode < 0) { 11144 Slog.w(TAG, "Couldn't remove dex file for package: " 11145 + " at location " + codePath + ", retcode=" + retCode); 11146 // we don't consider this to be a failure of the core package deletion 11147 } 11148 } 11149 } 11150 } 11151 } 11152 11153 /** 11154 * Logic to handle installation of non-ASEC applications, including copying 11155 * and renaming logic. 11156 */ 11157 class FileInstallArgs extends InstallArgs { 11158 private File codeFile; 11159 private File resourceFile; 11160 11161 // Example topology: 11162 // /data/app/com.example/base.apk 11163 // /data/app/com.example/split_foo.apk 11164 // /data/app/com.example/lib/arm/libfoo.so 11165 // /data/app/com.example/lib/arm64/libfoo.so 11166 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11167 11168 /** New install */ 11169 FileInstallArgs(InstallParams params) { 11170 super(params.origin, params.move, params.observer, params.installFlags, 11171 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11172 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11173 params.grantedRuntimePermissions, 11174 params.traceMethod, params.traceCookie); 11175 if (isFwdLocked()) { 11176 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11177 } 11178 } 11179 11180 /** Existing install */ 11181 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11182 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11183 null, null, null, 0); 11184 this.codeFile = (codePath != null) ? new File(codePath) : null; 11185 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11186 } 11187 11188 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11189 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11190 try { 11191 return doCopyApk(imcs, temp); 11192 } finally { 11193 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11194 } 11195 } 11196 11197 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11198 if (origin.staged) { 11199 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11200 codeFile = origin.file; 11201 resourceFile = origin.file; 11202 return PackageManager.INSTALL_SUCCEEDED; 11203 } 11204 11205 try { 11206 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11207 codeFile = tempDir; 11208 resourceFile = tempDir; 11209 } catch (IOException e) { 11210 Slog.w(TAG, "Failed to create copy file: " + e); 11211 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11212 } 11213 11214 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11215 @Override 11216 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11217 if (!FileUtils.isValidExtFilename(name)) { 11218 throw new IllegalArgumentException("Invalid filename: " + name); 11219 } 11220 try { 11221 final File file = new File(codeFile, name); 11222 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11223 O_RDWR | O_CREAT, 0644); 11224 Os.chmod(file.getAbsolutePath(), 0644); 11225 return new ParcelFileDescriptor(fd); 11226 } catch (ErrnoException e) { 11227 throw new RemoteException("Failed to open: " + e.getMessage()); 11228 } 11229 } 11230 }; 11231 11232 int ret = PackageManager.INSTALL_SUCCEEDED; 11233 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11234 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11235 Slog.e(TAG, "Failed to copy package"); 11236 return ret; 11237 } 11238 11239 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11240 NativeLibraryHelper.Handle handle = null; 11241 try { 11242 handle = NativeLibraryHelper.Handle.create(codeFile); 11243 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11244 abiOverride); 11245 } catch (IOException e) { 11246 Slog.e(TAG, "Copying native libraries failed", e); 11247 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11248 } finally { 11249 IoUtils.closeQuietly(handle); 11250 } 11251 11252 return ret; 11253 } 11254 11255 int doPreInstall(int status) { 11256 if (status != PackageManager.INSTALL_SUCCEEDED) { 11257 cleanUp(); 11258 } 11259 return status; 11260 } 11261 11262 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11263 if (status != PackageManager.INSTALL_SUCCEEDED) { 11264 cleanUp(); 11265 return false; 11266 } 11267 11268 final File targetDir = codeFile.getParentFile(); 11269 final File beforeCodeFile = codeFile; 11270 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11271 11272 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11273 try { 11274 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11275 } catch (ErrnoException e) { 11276 Slog.w(TAG, "Failed to rename", e); 11277 return false; 11278 } 11279 11280 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11281 Slog.w(TAG, "Failed to restorecon"); 11282 return false; 11283 } 11284 11285 // Reflect the rename internally 11286 codeFile = afterCodeFile; 11287 resourceFile = afterCodeFile; 11288 11289 // Reflect the rename in scanned details 11290 pkg.codePath = afterCodeFile.getAbsolutePath(); 11291 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11292 pkg.baseCodePath); 11293 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11294 pkg.splitCodePaths); 11295 11296 // Reflect the rename in app info 11297 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11298 pkg.applicationInfo.setCodePath(pkg.codePath); 11299 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11300 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11301 pkg.applicationInfo.setResourcePath(pkg.codePath); 11302 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11303 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11304 11305 return true; 11306 } 11307 11308 int doPostInstall(int status, int uid) { 11309 if (status != PackageManager.INSTALL_SUCCEEDED) { 11310 cleanUp(); 11311 } 11312 return status; 11313 } 11314 11315 @Override 11316 String getCodePath() { 11317 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11318 } 11319 11320 @Override 11321 String getResourcePath() { 11322 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11323 } 11324 11325 private boolean cleanUp() { 11326 if (codeFile == null || !codeFile.exists()) { 11327 return false; 11328 } 11329 11330 if (codeFile.isDirectory()) { 11331 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11332 } else { 11333 codeFile.delete(); 11334 } 11335 11336 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11337 resourceFile.delete(); 11338 } 11339 11340 return true; 11341 } 11342 11343 void cleanUpResourcesLI() { 11344 // Try enumerating all code paths before deleting 11345 List<String> allCodePaths = Collections.EMPTY_LIST; 11346 if (codeFile != null && codeFile.exists()) { 11347 try { 11348 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11349 allCodePaths = pkg.getAllCodePaths(); 11350 } catch (PackageParserException e) { 11351 // Ignored; we tried our best 11352 } 11353 } 11354 11355 cleanUp(); 11356 removeDexFiles(allCodePaths, instructionSets); 11357 } 11358 11359 boolean doPostDeleteLI(boolean delete) { 11360 // XXX err, shouldn't we respect the delete flag? 11361 cleanUpResourcesLI(); 11362 return true; 11363 } 11364 } 11365 11366 private boolean isAsecExternal(String cid) { 11367 final String asecPath = PackageHelper.getSdFilesystem(cid); 11368 return !asecPath.startsWith(mAsecInternalPath); 11369 } 11370 11371 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11372 PackageManagerException { 11373 if (copyRet < 0) { 11374 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11375 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11376 throw new PackageManagerException(copyRet, message); 11377 } 11378 } 11379 } 11380 11381 /** 11382 * Extract the MountService "container ID" from the full code path of an 11383 * .apk. 11384 */ 11385 static String cidFromCodePath(String fullCodePath) { 11386 int eidx = fullCodePath.lastIndexOf("/"); 11387 String subStr1 = fullCodePath.substring(0, eidx); 11388 int sidx = subStr1.lastIndexOf("/"); 11389 return subStr1.substring(sidx+1, eidx); 11390 } 11391 11392 /** 11393 * Logic to handle installation of ASEC applications, including copying and 11394 * renaming logic. 11395 */ 11396 class AsecInstallArgs extends InstallArgs { 11397 static final String RES_FILE_NAME = "pkg.apk"; 11398 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11399 11400 String cid; 11401 String packagePath; 11402 String resourcePath; 11403 11404 /** New install */ 11405 AsecInstallArgs(InstallParams params) { 11406 super(params.origin, params.move, params.observer, params.installFlags, 11407 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11408 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11409 params.grantedRuntimePermissions, 11410 params.traceMethod, params.traceCookie); 11411 } 11412 11413 /** Existing install */ 11414 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11415 boolean isExternal, boolean isForwardLocked) { 11416 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11417 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11418 instructionSets, null, null, null, 0); 11419 // Hackily pretend we're still looking at a full code path 11420 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11421 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11422 } 11423 11424 // Extract cid from fullCodePath 11425 int eidx = fullCodePath.lastIndexOf("/"); 11426 String subStr1 = fullCodePath.substring(0, eidx); 11427 int sidx = subStr1.lastIndexOf("/"); 11428 cid = subStr1.substring(sidx+1, eidx); 11429 setMountPath(subStr1); 11430 } 11431 11432 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11433 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11434 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11435 instructionSets, null, null, null, 0); 11436 this.cid = cid; 11437 setMountPath(PackageHelper.getSdDir(cid)); 11438 } 11439 11440 void createCopyFile() { 11441 cid = mInstallerService.allocateExternalStageCidLegacy(); 11442 } 11443 11444 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11445 if (origin.staged) { 11446 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11447 cid = origin.cid; 11448 setMountPath(PackageHelper.getSdDir(cid)); 11449 return PackageManager.INSTALL_SUCCEEDED; 11450 } 11451 11452 if (temp) { 11453 createCopyFile(); 11454 } else { 11455 /* 11456 * Pre-emptively destroy the container since it's destroyed if 11457 * copying fails due to it existing anyway. 11458 */ 11459 PackageHelper.destroySdDir(cid); 11460 } 11461 11462 final String newMountPath = imcs.copyPackageToContainer( 11463 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11464 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11465 11466 if (newMountPath != null) { 11467 setMountPath(newMountPath); 11468 return PackageManager.INSTALL_SUCCEEDED; 11469 } else { 11470 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11471 } 11472 } 11473 11474 @Override 11475 String getCodePath() { 11476 return packagePath; 11477 } 11478 11479 @Override 11480 String getResourcePath() { 11481 return resourcePath; 11482 } 11483 11484 int doPreInstall(int status) { 11485 if (status != PackageManager.INSTALL_SUCCEEDED) { 11486 // Destroy container 11487 PackageHelper.destroySdDir(cid); 11488 } else { 11489 boolean mounted = PackageHelper.isContainerMounted(cid); 11490 if (!mounted) { 11491 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11492 Process.SYSTEM_UID); 11493 if (newMountPath != null) { 11494 setMountPath(newMountPath); 11495 } else { 11496 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11497 } 11498 } 11499 } 11500 return status; 11501 } 11502 11503 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11504 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11505 String newMountPath = null; 11506 if (PackageHelper.isContainerMounted(cid)) { 11507 // Unmount the container 11508 if (!PackageHelper.unMountSdDir(cid)) { 11509 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11510 return false; 11511 } 11512 } 11513 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11514 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11515 " which might be stale. Will try to clean up."); 11516 // Clean up the stale container and proceed to recreate. 11517 if (!PackageHelper.destroySdDir(newCacheId)) { 11518 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11519 return false; 11520 } 11521 // Successfully cleaned up stale container. Try to rename again. 11522 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11523 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11524 + " inspite of cleaning it up."); 11525 return false; 11526 } 11527 } 11528 if (!PackageHelper.isContainerMounted(newCacheId)) { 11529 Slog.w(TAG, "Mounting container " + newCacheId); 11530 newMountPath = PackageHelper.mountSdDir(newCacheId, 11531 getEncryptKey(), Process.SYSTEM_UID); 11532 } else { 11533 newMountPath = PackageHelper.getSdDir(newCacheId); 11534 } 11535 if (newMountPath == null) { 11536 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11537 return false; 11538 } 11539 Log.i(TAG, "Succesfully renamed " + cid + 11540 " to " + newCacheId + 11541 " at new path: " + newMountPath); 11542 cid = newCacheId; 11543 11544 final File beforeCodeFile = new File(packagePath); 11545 setMountPath(newMountPath); 11546 final File afterCodeFile = new File(packagePath); 11547 11548 // Reflect the rename in scanned details 11549 pkg.codePath = afterCodeFile.getAbsolutePath(); 11550 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11551 pkg.baseCodePath); 11552 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11553 pkg.splitCodePaths); 11554 11555 // Reflect the rename in app info 11556 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11557 pkg.applicationInfo.setCodePath(pkg.codePath); 11558 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11559 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11560 pkg.applicationInfo.setResourcePath(pkg.codePath); 11561 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11562 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11563 11564 return true; 11565 } 11566 11567 private void setMountPath(String mountPath) { 11568 final File mountFile = new File(mountPath); 11569 11570 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11571 if (monolithicFile.exists()) { 11572 packagePath = monolithicFile.getAbsolutePath(); 11573 if (isFwdLocked()) { 11574 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11575 } else { 11576 resourcePath = packagePath; 11577 } 11578 } else { 11579 packagePath = mountFile.getAbsolutePath(); 11580 resourcePath = packagePath; 11581 } 11582 } 11583 11584 int doPostInstall(int status, int uid) { 11585 if (status != PackageManager.INSTALL_SUCCEEDED) { 11586 cleanUp(); 11587 } else { 11588 final int groupOwner; 11589 final String protectedFile; 11590 if (isFwdLocked()) { 11591 groupOwner = UserHandle.getSharedAppGid(uid); 11592 protectedFile = RES_FILE_NAME; 11593 } else { 11594 groupOwner = -1; 11595 protectedFile = null; 11596 } 11597 11598 if (uid < Process.FIRST_APPLICATION_UID 11599 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11600 Slog.e(TAG, "Failed to finalize " + cid); 11601 PackageHelper.destroySdDir(cid); 11602 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11603 } 11604 11605 boolean mounted = PackageHelper.isContainerMounted(cid); 11606 if (!mounted) { 11607 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11608 } 11609 } 11610 return status; 11611 } 11612 11613 private void cleanUp() { 11614 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11615 11616 // Destroy secure container 11617 PackageHelper.destroySdDir(cid); 11618 } 11619 11620 private List<String> getAllCodePaths() { 11621 final File codeFile = new File(getCodePath()); 11622 if (codeFile != null && codeFile.exists()) { 11623 try { 11624 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11625 return pkg.getAllCodePaths(); 11626 } catch (PackageParserException e) { 11627 // Ignored; we tried our best 11628 } 11629 } 11630 return Collections.EMPTY_LIST; 11631 } 11632 11633 void cleanUpResourcesLI() { 11634 // Enumerate all code paths before deleting 11635 cleanUpResourcesLI(getAllCodePaths()); 11636 } 11637 11638 private void cleanUpResourcesLI(List<String> allCodePaths) { 11639 cleanUp(); 11640 removeDexFiles(allCodePaths, instructionSets); 11641 } 11642 11643 String getPackageName() { 11644 return getAsecPackageName(cid); 11645 } 11646 11647 boolean doPostDeleteLI(boolean delete) { 11648 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11649 final List<String> allCodePaths = getAllCodePaths(); 11650 boolean mounted = PackageHelper.isContainerMounted(cid); 11651 if (mounted) { 11652 // Unmount first 11653 if (PackageHelper.unMountSdDir(cid)) { 11654 mounted = false; 11655 } 11656 } 11657 if (!mounted && delete) { 11658 cleanUpResourcesLI(allCodePaths); 11659 } 11660 return !mounted; 11661 } 11662 11663 @Override 11664 int doPreCopy() { 11665 if (isFwdLocked()) { 11666 if (!PackageHelper.fixSdPermissions(cid, 11667 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11668 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11669 } 11670 } 11671 11672 return PackageManager.INSTALL_SUCCEEDED; 11673 } 11674 11675 @Override 11676 int doPostCopy(int uid) { 11677 if (isFwdLocked()) { 11678 if (uid < Process.FIRST_APPLICATION_UID 11679 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11680 RES_FILE_NAME)) { 11681 Slog.e(TAG, "Failed to finalize " + cid); 11682 PackageHelper.destroySdDir(cid); 11683 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11684 } 11685 } 11686 11687 return PackageManager.INSTALL_SUCCEEDED; 11688 } 11689 } 11690 11691 /** 11692 * Logic to handle movement of existing installed applications. 11693 */ 11694 class MoveInstallArgs extends InstallArgs { 11695 private File codeFile; 11696 private File resourceFile; 11697 11698 /** New install */ 11699 MoveInstallArgs(InstallParams params) { 11700 super(params.origin, params.move, params.observer, params.installFlags, 11701 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11702 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11703 params.grantedRuntimePermissions, 11704 params.traceMethod, params.traceCookie); 11705 } 11706 11707 int copyApk(IMediaContainerService imcs, boolean temp) { 11708 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11709 + move.fromUuid + " to " + move.toUuid); 11710 synchronized (mInstaller) { 11711 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11712 move.dataAppName, move.appId, move.seinfo) != 0) { 11713 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11714 } 11715 } 11716 11717 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11718 resourceFile = codeFile; 11719 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11720 11721 return PackageManager.INSTALL_SUCCEEDED; 11722 } 11723 11724 int doPreInstall(int status) { 11725 if (status != PackageManager.INSTALL_SUCCEEDED) { 11726 cleanUp(move.toUuid); 11727 } 11728 return status; 11729 } 11730 11731 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11732 if (status != PackageManager.INSTALL_SUCCEEDED) { 11733 cleanUp(move.toUuid); 11734 return false; 11735 } 11736 11737 // Reflect the move in app info 11738 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11739 pkg.applicationInfo.setCodePath(pkg.codePath); 11740 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11741 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11742 pkg.applicationInfo.setResourcePath(pkg.codePath); 11743 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11744 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11745 11746 return true; 11747 } 11748 11749 int doPostInstall(int status, int uid) { 11750 if (status == PackageManager.INSTALL_SUCCEEDED) { 11751 cleanUp(move.fromUuid); 11752 } else { 11753 cleanUp(move.toUuid); 11754 } 11755 return status; 11756 } 11757 11758 @Override 11759 String getCodePath() { 11760 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11761 } 11762 11763 @Override 11764 String getResourcePath() { 11765 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11766 } 11767 11768 private boolean cleanUp(String volumeUuid) { 11769 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11770 move.dataAppName); 11771 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11772 synchronized (mInstallLock) { 11773 // Clean up both app data and code 11774 removeDataDirsLI(volumeUuid, move.packageName); 11775 if (codeFile.isDirectory()) { 11776 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11777 } else { 11778 codeFile.delete(); 11779 } 11780 } 11781 return true; 11782 } 11783 11784 void cleanUpResourcesLI() { 11785 throw new UnsupportedOperationException(); 11786 } 11787 11788 boolean doPostDeleteLI(boolean delete) { 11789 throw new UnsupportedOperationException(); 11790 } 11791 } 11792 11793 static String getAsecPackageName(String packageCid) { 11794 int idx = packageCid.lastIndexOf("-"); 11795 if (idx == -1) { 11796 return packageCid; 11797 } 11798 return packageCid.substring(0, idx); 11799 } 11800 11801 // Utility method used to create code paths based on package name and available index. 11802 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11803 String idxStr = ""; 11804 int idx = 1; 11805 // Fall back to default value of idx=1 if prefix is not 11806 // part of oldCodePath 11807 if (oldCodePath != null) { 11808 String subStr = oldCodePath; 11809 // Drop the suffix right away 11810 if (suffix != null && subStr.endsWith(suffix)) { 11811 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11812 } 11813 // If oldCodePath already contains prefix find out the 11814 // ending index to either increment or decrement. 11815 int sidx = subStr.lastIndexOf(prefix); 11816 if (sidx != -1) { 11817 subStr = subStr.substring(sidx + prefix.length()); 11818 if (subStr != null) { 11819 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11820 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11821 } 11822 try { 11823 idx = Integer.parseInt(subStr); 11824 if (idx <= 1) { 11825 idx++; 11826 } else { 11827 idx--; 11828 } 11829 } catch(NumberFormatException e) { 11830 } 11831 } 11832 } 11833 } 11834 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11835 return prefix + idxStr; 11836 } 11837 11838 private File getNextCodePath(File targetDir, String packageName) { 11839 int suffix = 1; 11840 File result; 11841 do { 11842 result = new File(targetDir, packageName + "-" + suffix); 11843 suffix++; 11844 } while (result.exists()); 11845 return result; 11846 } 11847 11848 // Utility method that returns the relative package path with respect 11849 // to the installation directory. Like say for /data/data/com.test-1.apk 11850 // string com.test-1 is returned. 11851 static String deriveCodePathName(String codePath) { 11852 if (codePath == null) { 11853 return null; 11854 } 11855 final File codeFile = new File(codePath); 11856 final String name = codeFile.getName(); 11857 if (codeFile.isDirectory()) { 11858 return name; 11859 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11860 final int lastDot = name.lastIndexOf('.'); 11861 return name.substring(0, lastDot); 11862 } else { 11863 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11864 return null; 11865 } 11866 } 11867 11868 class PackageInstalledInfo { 11869 String name; 11870 int uid; 11871 // The set of users that originally had this package installed. 11872 int[] origUsers; 11873 // The set of users that now have this package installed. 11874 int[] newUsers; 11875 PackageParser.Package pkg; 11876 int returnCode; 11877 String returnMsg; 11878 PackageRemovedInfo removedInfo; 11879 11880 public void setError(int code, String msg) { 11881 returnCode = code; 11882 returnMsg = msg; 11883 Slog.w(TAG, msg); 11884 } 11885 11886 public void setError(String msg, PackageParserException e) { 11887 returnCode = e.error; 11888 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11889 Slog.w(TAG, msg, e); 11890 } 11891 11892 public void setError(String msg, PackageManagerException e) { 11893 returnCode = e.error; 11894 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11895 Slog.w(TAG, msg, e); 11896 } 11897 11898 // In some error cases we want to convey more info back to the observer 11899 String origPackage; 11900 String origPermission; 11901 } 11902 11903 /* 11904 * Install a non-existing package. 11905 */ 11906 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11907 UserHandle user, String installerPackageName, String volumeUuid, 11908 PackageInstalledInfo res) { 11909 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 11910 11911 // Remember this for later, in case we need to rollback this install 11912 String pkgName = pkg.packageName; 11913 11914 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11915 // TODO: b/23350563 11916 final boolean dataDirExists = Environment 11917 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 11918 11919 synchronized(mPackages) { 11920 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11921 // A package with the same name is already installed, though 11922 // it has been renamed to an older name. The package we 11923 // are trying to install should be installed as an update to 11924 // the existing one, but that has not been requested, so bail. 11925 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11926 + " without first uninstalling package running as " 11927 + mSettings.mRenamedPackages.get(pkgName)); 11928 return; 11929 } 11930 if (mPackages.containsKey(pkgName)) { 11931 // Don't allow installation over an existing package with the same name. 11932 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11933 + " without first uninstalling."); 11934 return; 11935 } 11936 } 11937 11938 try { 11939 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 11940 System.currentTimeMillis(), user); 11941 11942 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11943 // delete the partially installed application. the data directory will have to be 11944 // restored if it was already existing 11945 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11946 // remove package from internal structures. Note that we want deletePackageX to 11947 // delete the package data and cache directories that it created in 11948 // scanPackageLocked, unless those directories existed before we even tried to 11949 // install. 11950 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11951 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11952 res.removedInfo, true); 11953 } 11954 11955 } catch (PackageManagerException e) { 11956 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11957 } 11958 11959 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11960 } 11961 11962 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11963 // Can't rotate keys during boot or if sharedUser. 11964 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11965 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11966 return false; 11967 } 11968 // app is using upgradeKeySets; make sure all are valid 11969 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11970 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11971 for (int i = 0; i < upgradeKeySets.length; i++) { 11972 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11973 Slog.wtf(TAG, "Package " 11974 + (oldPs.name != null ? oldPs.name : "<null>") 11975 + " contains upgrade-key-set reference to unknown key-set: " 11976 + upgradeKeySets[i] 11977 + " reverting to signatures check."); 11978 return false; 11979 } 11980 } 11981 return true; 11982 } 11983 11984 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11985 // Upgrade keysets are being used. Determine if new package has a superset of the 11986 // required keys. 11987 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11988 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11989 for (int i = 0; i < upgradeKeySets.length; i++) { 11990 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11991 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11992 return true; 11993 } 11994 } 11995 return false; 11996 } 11997 11998 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11999 UserHandle user, String installerPackageName, String volumeUuid, 12000 PackageInstalledInfo res) { 12001 final PackageParser.Package oldPackage; 12002 final String pkgName = pkg.packageName; 12003 final int[] allUsers; 12004 final boolean[] perUserInstalled; 12005 12006 // First find the old package info and check signatures 12007 synchronized(mPackages) { 12008 oldPackage = mPackages.get(pkgName); 12009 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12010 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12011 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12012 if(!checkUpgradeKeySetLP(ps, pkg)) { 12013 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12014 "New package not signed by keys specified by upgrade-keysets: " 12015 + pkgName); 12016 return; 12017 } 12018 } else { 12019 // default to original signature matching 12020 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12021 != PackageManager.SIGNATURE_MATCH) { 12022 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12023 "New package has a different signature: " + pkgName); 12024 return; 12025 } 12026 } 12027 12028 // In case of rollback, remember per-user/profile install state 12029 allUsers = sUserManager.getUserIds(); 12030 perUserInstalled = new boolean[allUsers.length]; 12031 for (int i = 0; i < allUsers.length; i++) { 12032 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12033 } 12034 } 12035 12036 boolean sysPkg = (isSystemApp(oldPackage)); 12037 if (sysPkg) { 12038 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12039 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12040 } else { 12041 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12042 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12043 } 12044 } 12045 12046 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12047 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12048 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12049 String volumeUuid, PackageInstalledInfo res) { 12050 String pkgName = deletedPackage.packageName; 12051 boolean deletedPkg = true; 12052 boolean updatedSettings = false; 12053 12054 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12055 + deletedPackage); 12056 long origUpdateTime; 12057 if (pkg.mExtras != null) { 12058 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12059 } else { 12060 origUpdateTime = 0; 12061 } 12062 12063 // First delete the existing package while retaining the data directory 12064 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12065 res.removedInfo, true)) { 12066 // If the existing package wasn't successfully deleted 12067 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12068 deletedPkg = false; 12069 } else { 12070 // Successfully deleted the old package; proceed with replace. 12071 12072 // If deleted package lived in a container, give users a chance to 12073 // relinquish resources before killing. 12074 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12075 if (DEBUG_INSTALL) { 12076 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12077 } 12078 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12079 final ArrayList<String> pkgList = new ArrayList<String>(1); 12080 pkgList.add(deletedPackage.applicationInfo.packageName); 12081 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12082 } 12083 12084 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12085 try { 12086 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12087 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12088 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12089 perUserInstalled, res, user); 12090 updatedSettings = true; 12091 } catch (PackageManagerException e) { 12092 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12093 } 12094 } 12095 12096 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12097 // remove package from internal structures. Note that we want deletePackageX to 12098 // delete the package data and cache directories that it created in 12099 // scanPackageLocked, unless those directories existed before we even tried to 12100 // install. 12101 if(updatedSettings) { 12102 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12103 deletePackageLI( 12104 pkgName, null, true, allUsers, perUserInstalled, 12105 PackageManager.DELETE_KEEP_DATA, 12106 res.removedInfo, true); 12107 } 12108 // Since we failed to install the new package we need to restore the old 12109 // package that we deleted. 12110 if (deletedPkg) { 12111 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12112 File restoreFile = new File(deletedPackage.codePath); 12113 // Parse old package 12114 boolean oldExternal = isExternal(deletedPackage); 12115 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12116 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12117 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12118 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12119 try { 12120 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 12121 } catch (PackageManagerException e) { 12122 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12123 + e.getMessage()); 12124 return; 12125 } 12126 // Restore of old package succeeded. Update permissions. 12127 // writer 12128 synchronized (mPackages) { 12129 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12130 UPDATE_PERMISSIONS_ALL); 12131 // can downgrade to reader 12132 mSettings.writeLPr(); 12133 } 12134 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12135 } 12136 } 12137 } 12138 12139 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12140 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12141 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12142 String volumeUuid, PackageInstalledInfo res) { 12143 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12144 + ", old=" + deletedPackage); 12145 boolean disabledSystem = false; 12146 boolean updatedSettings = false; 12147 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12148 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12149 != 0) { 12150 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12151 } 12152 String packageName = deletedPackage.packageName; 12153 if (packageName == null) { 12154 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12155 "Attempt to delete null packageName."); 12156 return; 12157 } 12158 PackageParser.Package oldPkg; 12159 PackageSetting oldPkgSetting; 12160 // reader 12161 synchronized (mPackages) { 12162 oldPkg = mPackages.get(packageName); 12163 oldPkgSetting = mSettings.mPackages.get(packageName); 12164 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12165 (oldPkgSetting == null)) { 12166 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12167 "Couldn't find package:" + packageName + " information"); 12168 return; 12169 } 12170 } 12171 12172 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12173 12174 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12175 res.removedInfo.removedPackage = packageName; 12176 // Remove existing system package 12177 removePackageLI(oldPkgSetting, true); 12178 // writer 12179 synchronized (mPackages) { 12180 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12181 if (!disabledSystem && deletedPackage != null) { 12182 // We didn't need to disable the .apk as a current system package, 12183 // which means we are replacing another update that is already 12184 // installed. We need to make sure to delete the older one's .apk. 12185 res.removedInfo.args = createInstallArgsForExisting(0, 12186 deletedPackage.applicationInfo.getCodePath(), 12187 deletedPackage.applicationInfo.getResourcePath(), 12188 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12189 } else { 12190 res.removedInfo.args = null; 12191 } 12192 } 12193 12194 // Successfully disabled the old package. Now proceed with re-installation 12195 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12196 12197 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12198 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12199 12200 PackageParser.Package newPackage = null; 12201 try { 12202 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12203 if (newPackage.mExtras != null) { 12204 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12205 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12206 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12207 12208 // is the update attempting to change shared user? that isn't going to work... 12209 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12210 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12211 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12212 + " to " + newPkgSetting.sharedUser); 12213 updatedSettings = true; 12214 } 12215 } 12216 12217 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12218 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12219 perUserInstalled, res, user); 12220 updatedSettings = true; 12221 } 12222 12223 } catch (PackageManagerException e) { 12224 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12225 } 12226 12227 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12228 // Re installation failed. Restore old information 12229 // Remove new pkg information 12230 if (newPackage != null) { 12231 removeInstalledPackageLI(newPackage, true); 12232 } 12233 // Add back the old system package 12234 try { 12235 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12236 } catch (PackageManagerException e) { 12237 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12238 } 12239 // Restore the old system information in Settings 12240 synchronized (mPackages) { 12241 if (disabledSystem) { 12242 mSettings.enableSystemPackageLPw(packageName); 12243 } 12244 if (updatedSettings) { 12245 mSettings.setInstallerPackageName(packageName, 12246 oldPkgSetting.installerPackageName); 12247 } 12248 mSettings.writeLPr(); 12249 } 12250 } 12251 } 12252 12253 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12254 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12255 UserHandle user) { 12256 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12257 12258 String pkgName = newPackage.packageName; 12259 synchronized (mPackages) { 12260 //write settings. the installStatus will be incomplete at this stage. 12261 //note that the new package setting would have already been 12262 //added to mPackages. It hasn't been persisted yet. 12263 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12264 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12265 mSettings.writeLPr(); 12266 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12267 } 12268 12269 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12270 synchronized (mPackages) { 12271 updatePermissionsLPw(newPackage.packageName, newPackage, 12272 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12273 ? UPDATE_PERMISSIONS_ALL : 0)); 12274 // For system-bundled packages, we assume that installing an upgraded version 12275 // of the package implies that the user actually wants to run that new code, 12276 // so we enable the package. 12277 PackageSetting ps = mSettings.mPackages.get(pkgName); 12278 if (ps != null) { 12279 if (isSystemApp(newPackage)) { 12280 // NB: implicit assumption that system package upgrades apply to all users 12281 if (DEBUG_INSTALL) { 12282 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12283 } 12284 if (res.origUsers != null) { 12285 for (int userHandle : res.origUsers) { 12286 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12287 userHandle, installerPackageName); 12288 } 12289 } 12290 // Also convey the prior install/uninstall state 12291 if (allUsers != null && perUserInstalled != null) { 12292 for (int i = 0; i < allUsers.length; i++) { 12293 if (DEBUG_INSTALL) { 12294 Slog.d(TAG, " user " + allUsers[i] 12295 + " => " + perUserInstalled[i]); 12296 } 12297 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12298 } 12299 // these install state changes will be persisted in the 12300 // upcoming call to mSettings.writeLPr(). 12301 } 12302 } 12303 // It's implied that when a user requests installation, they want the app to be 12304 // installed and enabled. 12305 int userId = user.getIdentifier(); 12306 if (userId != UserHandle.USER_ALL) { 12307 ps.setInstalled(true, userId); 12308 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12309 } 12310 } 12311 res.name = pkgName; 12312 res.uid = newPackage.applicationInfo.uid; 12313 res.pkg = newPackage; 12314 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12315 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12316 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12317 //to update install status 12318 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12319 mSettings.writeLPr(); 12320 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12321 } 12322 12323 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12324 } 12325 12326 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12327 try { 12328 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12329 installPackageLI(args, res); 12330 } finally { 12331 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12332 } 12333 } 12334 12335 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12336 final int installFlags = args.installFlags; 12337 final String installerPackageName = args.installerPackageName; 12338 final String volumeUuid = args.volumeUuid; 12339 final File tmpPackageFile = new File(args.getCodePath()); 12340 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12341 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12342 || (args.volumeUuid != null)); 12343 boolean replace = false; 12344 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12345 if (args.move != null) { 12346 // moving a complete application; perfom an initial scan on the new install location 12347 scanFlags |= SCAN_INITIAL; 12348 } 12349 // Result object to be returned 12350 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12351 12352 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12353 12354 // Retrieve PackageSettings and parse package 12355 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12356 | PackageParser.PARSE_ENFORCE_CODE 12357 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12358 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12359 PackageParser pp = new PackageParser(); 12360 pp.setSeparateProcesses(mSeparateProcesses); 12361 pp.setDisplayMetrics(mMetrics); 12362 12363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12364 final PackageParser.Package pkg; 12365 try { 12366 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12367 } catch (PackageParserException e) { 12368 res.setError("Failed parse during installPackageLI", e); 12369 return; 12370 } finally { 12371 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12372 } 12373 12374 // Mark that we have an install time CPU ABI override. 12375 pkg.cpuAbiOverride = args.abiOverride; 12376 12377 String pkgName = res.name = pkg.packageName; 12378 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12379 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12380 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12381 return; 12382 } 12383 } 12384 12385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12386 try { 12387 pp.collectCertificates(pkg, parseFlags); 12388 pp.collectManifestDigest(pkg); 12389 } catch (PackageParserException e) { 12390 res.setError("Failed collect during installPackageLI", e); 12391 return; 12392 } finally { 12393 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12394 } 12395 12396 /* If the installer passed in a manifest digest, compare it now. */ 12397 if (args.manifestDigest != null) { 12398 if (DEBUG_INSTALL) { 12399 final String parsedManifest = pkg.manifestDigest == null ? "null" 12400 : pkg.manifestDigest.toString(); 12401 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12402 + parsedManifest); 12403 } 12404 12405 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12406 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12407 return; 12408 } 12409 } else if (DEBUG_INSTALL) { 12410 final String parsedManifest = pkg.manifestDigest == null 12411 ? "null" : pkg.manifestDigest.toString(); 12412 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12413 } 12414 12415 // Get rid of all references to package scan path via parser. 12416 pp = null; 12417 String oldCodePath = null; 12418 boolean systemApp = false; 12419 synchronized (mPackages) { 12420 // Check if installing already existing package 12421 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12422 String oldName = mSettings.mRenamedPackages.get(pkgName); 12423 if (pkg.mOriginalPackages != null 12424 && pkg.mOriginalPackages.contains(oldName) 12425 && mPackages.containsKey(oldName)) { 12426 // This package is derived from an original package, 12427 // and this device has been updating from that original 12428 // name. We must continue using the original name, so 12429 // rename the new package here. 12430 pkg.setPackageName(oldName); 12431 pkgName = pkg.packageName; 12432 replace = true; 12433 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12434 + oldName + " pkgName=" + pkgName); 12435 } else if (mPackages.containsKey(pkgName)) { 12436 // This package, under its official name, already exists 12437 // on the device; we should replace it. 12438 replace = true; 12439 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12440 } 12441 12442 // Prevent apps opting out from runtime permissions 12443 if (replace) { 12444 PackageParser.Package oldPackage = mPackages.get(pkgName); 12445 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12446 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12447 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12448 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12449 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12450 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12451 + " doesn't support runtime permissions but the old" 12452 + " target SDK " + oldTargetSdk + " does."); 12453 return; 12454 } 12455 } 12456 } 12457 12458 PackageSetting ps = mSettings.mPackages.get(pkgName); 12459 if (ps != null) { 12460 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12461 12462 // Quick sanity check that we're signed correctly if updating; 12463 // we'll check this again later when scanning, but we want to 12464 // bail early here before tripping over redefined permissions. 12465 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12466 if (!checkUpgradeKeySetLP(ps, pkg)) { 12467 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12468 + pkg.packageName + " upgrade keys do not match the " 12469 + "previously installed version"); 12470 return; 12471 } 12472 } else { 12473 try { 12474 verifySignaturesLP(ps, pkg); 12475 } catch (PackageManagerException e) { 12476 res.setError(e.error, e.getMessage()); 12477 return; 12478 } 12479 } 12480 12481 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12482 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12483 systemApp = (ps.pkg.applicationInfo.flags & 12484 ApplicationInfo.FLAG_SYSTEM) != 0; 12485 } 12486 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12487 } 12488 12489 // Check whether the newly-scanned package wants to define an already-defined perm 12490 int N = pkg.permissions.size(); 12491 for (int i = N-1; i >= 0; i--) { 12492 PackageParser.Permission perm = pkg.permissions.get(i); 12493 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12494 if (bp != null) { 12495 // If the defining package is signed with our cert, it's okay. This 12496 // also includes the "updating the same package" case, of course. 12497 // "updating same package" could also involve key-rotation. 12498 final boolean sigsOk; 12499 if (bp.sourcePackage.equals(pkg.packageName) 12500 && (bp.packageSetting instanceof PackageSetting) 12501 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12502 scanFlags))) { 12503 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12504 } else { 12505 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12506 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12507 } 12508 if (!sigsOk) { 12509 // If the owning package is the system itself, we log but allow 12510 // install to proceed; we fail the install on all other permission 12511 // redefinitions. 12512 if (!bp.sourcePackage.equals("android")) { 12513 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12514 + pkg.packageName + " attempting to redeclare permission " 12515 + perm.info.name + " already owned by " + bp.sourcePackage); 12516 res.origPermission = perm.info.name; 12517 res.origPackage = bp.sourcePackage; 12518 return; 12519 } else { 12520 Slog.w(TAG, "Package " + pkg.packageName 12521 + " attempting to redeclare system permission " 12522 + perm.info.name + "; ignoring new declaration"); 12523 pkg.permissions.remove(i); 12524 } 12525 } 12526 } 12527 } 12528 12529 } 12530 12531 if (systemApp && onExternal) { 12532 // Disable updates to system apps on sdcard 12533 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12534 "Cannot install updates to system apps on sdcard"); 12535 return; 12536 } 12537 12538 if (args.move != null) { 12539 // We did an in-place move, so dex is ready to roll 12540 scanFlags |= SCAN_NO_DEX; 12541 scanFlags |= SCAN_MOVE; 12542 12543 synchronized (mPackages) { 12544 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12545 if (ps == null) { 12546 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12547 "Missing settings for moved package " + pkgName); 12548 } 12549 12550 // We moved the entire application as-is, so bring over the 12551 // previously derived ABI information. 12552 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12553 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12554 } 12555 12556 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12557 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12558 scanFlags |= SCAN_NO_DEX; 12559 12560 try { 12561 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12562 true /* extract libs */); 12563 } catch (PackageManagerException pme) { 12564 Slog.e(TAG, "Error deriving application ABI", pme); 12565 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12566 return; 12567 } 12568 12569 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12570 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 12571 12572 int result = mPackageDexOptimizer 12573 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12574 false /* defer */, false /* inclDependencies */, 12575 true /* boot complete */); 12576 12577 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12578 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12579 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12580 return; 12581 } 12582 } 12583 12584 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12585 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12586 return; 12587 } 12588 12589 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12590 12591 if (replace) { 12592 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12593 installerPackageName, volumeUuid, res); 12594 } else { 12595 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12596 args.user, installerPackageName, volumeUuid, res); 12597 } 12598 synchronized (mPackages) { 12599 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12600 if (ps != null) { 12601 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12602 } 12603 } 12604 } 12605 12606 private void startIntentFilterVerifications(int userId, boolean replacing, 12607 PackageParser.Package pkg) { 12608 if (mIntentFilterVerifierComponent == null) { 12609 Slog.w(TAG, "No IntentFilter verification will not be done as " 12610 + "there is no IntentFilterVerifier available!"); 12611 return; 12612 } 12613 12614 final int verifierUid = getPackageUid( 12615 mIntentFilterVerifierComponent.getPackageName(), 12616 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12617 12618 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12619 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12620 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12621 mHandler.sendMessage(msg); 12622 } 12623 12624 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12625 PackageParser.Package pkg) { 12626 int size = pkg.activities.size(); 12627 if (size == 0) { 12628 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12629 "No activity, so no need to verify any IntentFilter!"); 12630 return; 12631 } 12632 12633 final boolean hasDomainURLs = hasDomainURLs(pkg); 12634 if (!hasDomainURLs) { 12635 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12636 "No domain URLs, so no need to verify any IntentFilter!"); 12637 return; 12638 } 12639 12640 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12641 + " if any IntentFilter from the " + size 12642 + " Activities needs verification ..."); 12643 12644 int count = 0; 12645 final String packageName = pkg.packageName; 12646 12647 synchronized (mPackages) { 12648 // If this is a new install and we see that we've already run verification for this 12649 // package, we have nothing to do: it means the state was restored from backup. 12650 if (!replacing) { 12651 IntentFilterVerificationInfo ivi = 12652 mSettings.getIntentFilterVerificationLPr(packageName); 12653 if (ivi != null) { 12654 if (DEBUG_DOMAIN_VERIFICATION) { 12655 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12656 + ivi.getStatusString()); 12657 } 12658 return; 12659 } 12660 } 12661 12662 // If any filters need to be verified, then all need to be. 12663 boolean needToVerify = false; 12664 for (PackageParser.Activity a : pkg.activities) { 12665 for (ActivityIntentInfo filter : a.intents) { 12666 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12667 if (DEBUG_DOMAIN_VERIFICATION) { 12668 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12669 } 12670 needToVerify = true; 12671 break; 12672 } 12673 } 12674 } 12675 12676 if (needToVerify) { 12677 final int verificationId = mIntentFilterVerificationToken++; 12678 for (PackageParser.Activity a : pkg.activities) { 12679 for (ActivityIntentInfo filter : a.intents) { 12680 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12681 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12682 "Verification needed for IntentFilter:" + filter.toString()); 12683 mIntentFilterVerifier.addOneIntentFilterVerification( 12684 verifierUid, userId, verificationId, filter, packageName); 12685 count++; 12686 } 12687 } 12688 } 12689 } 12690 } 12691 12692 if (count > 0) { 12693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12694 + " IntentFilter verification" + (count > 1 ? "s" : "") 12695 + " for userId:" + userId); 12696 mIntentFilterVerifier.startVerifications(userId); 12697 } else { 12698 if (DEBUG_DOMAIN_VERIFICATION) { 12699 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12700 } 12701 } 12702 } 12703 12704 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12705 final ComponentName cn = filter.activity.getComponentName(); 12706 final String packageName = cn.getPackageName(); 12707 12708 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12709 packageName); 12710 if (ivi == null) { 12711 return true; 12712 } 12713 int status = ivi.getStatus(); 12714 switch (status) { 12715 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12716 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12717 return true; 12718 12719 default: 12720 // Nothing to do 12721 return false; 12722 } 12723 } 12724 12725 private static boolean isMultiArch(PackageSetting ps) { 12726 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12727 } 12728 12729 private static boolean isMultiArch(ApplicationInfo info) { 12730 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12731 } 12732 12733 private static boolean isExternal(PackageParser.Package pkg) { 12734 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12735 } 12736 12737 private static boolean isExternal(PackageSetting ps) { 12738 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12739 } 12740 12741 private static boolean isExternal(ApplicationInfo info) { 12742 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12743 } 12744 12745 private static boolean isSystemApp(PackageParser.Package pkg) { 12746 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12747 } 12748 12749 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12750 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12751 } 12752 12753 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12754 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12755 } 12756 12757 private static boolean isSystemApp(PackageSetting ps) { 12758 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12759 } 12760 12761 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12762 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12763 } 12764 12765 private int packageFlagsToInstallFlags(PackageSetting ps) { 12766 int installFlags = 0; 12767 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12768 // This existing package was an external ASEC install when we have 12769 // the external flag without a UUID 12770 installFlags |= PackageManager.INSTALL_EXTERNAL; 12771 } 12772 if (ps.isForwardLocked()) { 12773 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12774 } 12775 return installFlags; 12776 } 12777 12778 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12779 if (isExternal(pkg)) { 12780 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12781 return mSettings.getExternalVersion(); 12782 } else { 12783 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12784 } 12785 } else { 12786 return mSettings.getInternalVersion(); 12787 } 12788 } 12789 12790 private void deleteTempPackageFiles() { 12791 final FilenameFilter filter = new FilenameFilter() { 12792 public boolean accept(File dir, String name) { 12793 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12794 } 12795 }; 12796 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12797 file.delete(); 12798 } 12799 } 12800 12801 @Override 12802 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12803 int flags) { 12804 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12805 flags); 12806 } 12807 12808 @Override 12809 public void deletePackage(final String packageName, 12810 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12811 mContext.enforceCallingOrSelfPermission( 12812 android.Manifest.permission.DELETE_PACKAGES, null); 12813 Preconditions.checkNotNull(packageName); 12814 Preconditions.checkNotNull(observer); 12815 final int uid = Binder.getCallingUid(); 12816 if (UserHandle.getUserId(uid) != userId) { 12817 mContext.enforceCallingPermission( 12818 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12819 "deletePackage for user " + userId); 12820 } 12821 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12822 try { 12823 observer.onPackageDeleted(packageName, 12824 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12825 } catch (RemoteException re) { 12826 } 12827 return; 12828 } 12829 12830 boolean uninstallBlocked = false; 12831 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12832 int[] users = sUserManager.getUserIds(); 12833 for (int i = 0; i < users.length; ++i) { 12834 if (getBlockUninstallForUser(packageName, users[i])) { 12835 uninstallBlocked = true; 12836 break; 12837 } 12838 } 12839 } else { 12840 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12841 } 12842 if (uninstallBlocked) { 12843 try { 12844 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12845 null); 12846 } catch (RemoteException re) { 12847 } 12848 return; 12849 } 12850 12851 if (DEBUG_REMOVE) { 12852 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12853 } 12854 // Queue up an async operation since the package deletion may take a little while. 12855 mHandler.post(new Runnable() { 12856 public void run() { 12857 mHandler.removeCallbacks(this); 12858 final int returnCode = deletePackageX(packageName, userId, flags); 12859 if (observer != null) { 12860 try { 12861 observer.onPackageDeleted(packageName, returnCode, null); 12862 } catch (RemoteException e) { 12863 Log.i(TAG, "Observer no longer exists."); 12864 } //end catch 12865 } //end if 12866 } //end run 12867 }); 12868 } 12869 12870 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12871 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12872 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12873 try { 12874 if (dpm != null) { 12875 if (dpm.isDeviceOwner(packageName)) { 12876 return true; 12877 } 12878 int[] users; 12879 if (userId == UserHandle.USER_ALL) { 12880 users = sUserManager.getUserIds(); 12881 } else { 12882 users = new int[]{userId}; 12883 } 12884 for (int i = 0; i < users.length; ++i) { 12885 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12886 return true; 12887 } 12888 } 12889 } 12890 } catch (RemoteException e) { 12891 } 12892 return false; 12893 } 12894 12895 /** 12896 * This method is an internal method that could be get invoked either 12897 * to delete an installed package or to clean up a failed installation. 12898 * After deleting an installed package, a broadcast is sent to notify any 12899 * listeners that the package has been installed. For cleaning up a failed 12900 * installation, the broadcast is not necessary since the package's 12901 * installation wouldn't have sent the initial broadcast either 12902 * The key steps in deleting a package are 12903 * deleting the package information in internal structures like mPackages, 12904 * deleting the packages base directories through installd 12905 * updating mSettings to reflect current status 12906 * persisting settings for later use 12907 * sending a broadcast if necessary 12908 */ 12909 private int deletePackageX(String packageName, int userId, int flags) { 12910 final PackageRemovedInfo info = new PackageRemovedInfo(); 12911 final boolean res; 12912 12913 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12914 ? UserHandle.ALL : new UserHandle(userId); 12915 12916 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12917 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12918 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12919 } 12920 12921 boolean removedForAllUsers = false; 12922 boolean systemUpdate = false; 12923 12924 // for the uninstall-updates case and restricted profiles, remember the per- 12925 // userhandle installed state 12926 int[] allUsers; 12927 boolean[] perUserInstalled; 12928 synchronized (mPackages) { 12929 PackageSetting ps = mSettings.mPackages.get(packageName); 12930 allUsers = sUserManager.getUserIds(); 12931 perUserInstalled = new boolean[allUsers.length]; 12932 for (int i = 0; i < allUsers.length; i++) { 12933 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12934 } 12935 } 12936 12937 synchronized (mInstallLock) { 12938 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12939 res = deletePackageLI(packageName, removeForUser, 12940 true, allUsers, perUserInstalled, 12941 flags | REMOVE_CHATTY, info, true); 12942 systemUpdate = info.isRemovedPackageSystemUpdate; 12943 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12944 removedForAllUsers = true; 12945 } 12946 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12947 + " removedForAllUsers=" + removedForAllUsers); 12948 } 12949 12950 if (res) { 12951 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12952 12953 // If the removed package was a system update, the old system package 12954 // was re-enabled; we need to broadcast this information 12955 if (systemUpdate) { 12956 Bundle extras = new Bundle(1); 12957 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12958 ? info.removedAppId : info.uid); 12959 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12960 12961 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12962 extras, null, null, null); 12963 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12964 extras, null, null, null); 12965 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12966 null, packageName, null, null); 12967 } 12968 } 12969 // Force a gc here. 12970 Runtime.getRuntime().gc(); 12971 // Delete the resources here after sending the broadcast to let 12972 // other processes clean up before deleting resources. 12973 if (info.args != null) { 12974 synchronized (mInstallLock) { 12975 info.args.doPostDeleteLI(true); 12976 } 12977 } 12978 12979 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12980 } 12981 12982 class PackageRemovedInfo { 12983 String removedPackage; 12984 int uid = -1; 12985 int removedAppId = -1; 12986 int[] removedUsers = null; 12987 boolean isRemovedPackageSystemUpdate = false; 12988 // Clean up resources deleted packages. 12989 InstallArgs args = null; 12990 12991 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12992 Bundle extras = new Bundle(1); 12993 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12994 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12995 if (replacing) { 12996 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12997 } 12998 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12999 if (removedPackage != null) { 13000 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13001 extras, null, null, removedUsers); 13002 if (fullRemove && !replacing) { 13003 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13004 extras, null, null, removedUsers); 13005 } 13006 } 13007 if (removedAppId >= 0) { 13008 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 13009 removedUsers); 13010 } 13011 } 13012 } 13013 13014 /* 13015 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13016 * flag is not set, the data directory is removed as well. 13017 * make sure this flag is set for partially installed apps. If not its meaningless to 13018 * delete a partially installed application. 13019 */ 13020 private void removePackageDataLI(PackageSetting ps, 13021 int[] allUserHandles, boolean[] perUserInstalled, 13022 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13023 String packageName = ps.name; 13024 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13025 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13026 // Retrieve object to delete permissions for shared user later on 13027 final PackageSetting deletedPs; 13028 // reader 13029 synchronized (mPackages) { 13030 deletedPs = mSettings.mPackages.get(packageName); 13031 if (outInfo != null) { 13032 outInfo.removedPackage = packageName; 13033 outInfo.removedUsers = deletedPs != null 13034 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13035 : null; 13036 } 13037 } 13038 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13039 removeDataDirsLI(ps.volumeUuid, packageName); 13040 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13041 } 13042 // writer 13043 synchronized (mPackages) { 13044 if (deletedPs != null) { 13045 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13046 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13047 clearDefaultBrowserIfNeeded(packageName); 13048 if (outInfo != null) { 13049 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13050 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13051 } 13052 updatePermissionsLPw(deletedPs.name, null, 0); 13053 if (deletedPs.sharedUser != null) { 13054 // Remove permissions associated with package. Since runtime 13055 // permissions are per user we have to kill the removed package 13056 // or packages running under the shared user of the removed 13057 // package if revoking the permissions requested only by the removed 13058 // package is successful and this causes a change in gids. 13059 for (int userId : UserManagerService.getInstance().getUserIds()) { 13060 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13061 userId); 13062 if (userIdToKill == UserHandle.USER_ALL 13063 || userIdToKill >= UserHandle.USER_OWNER) { 13064 // If gids changed for this user, kill all affected packages. 13065 mHandler.post(new Runnable() { 13066 @Override 13067 public void run() { 13068 // This has to happen with no lock held. 13069 killApplication(deletedPs.name, deletedPs.appId, 13070 KILL_APP_REASON_GIDS_CHANGED); 13071 } 13072 }); 13073 break; 13074 } 13075 } 13076 } 13077 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13078 } 13079 // make sure to preserve per-user disabled state if this removal was just 13080 // a downgrade of a system app to the factory package 13081 if (allUserHandles != null && perUserInstalled != null) { 13082 if (DEBUG_REMOVE) { 13083 Slog.d(TAG, "Propagating install state across downgrade"); 13084 } 13085 for (int i = 0; i < allUserHandles.length; i++) { 13086 if (DEBUG_REMOVE) { 13087 Slog.d(TAG, " user " + allUserHandles[i] 13088 + " => " + perUserInstalled[i]); 13089 } 13090 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13091 } 13092 } 13093 } 13094 // can downgrade to reader 13095 if (writeSettings) { 13096 // Save settings now 13097 mSettings.writeLPr(); 13098 } 13099 } 13100 if (outInfo != null) { 13101 // A user ID was deleted here. Go through all users and remove it 13102 // from KeyStore. 13103 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13104 } 13105 } 13106 13107 static boolean locationIsPrivileged(File path) { 13108 try { 13109 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13110 .getCanonicalPath(); 13111 return path.getCanonicalPath().startsWith(privilegedAppDir); 13112 } catch (IOException e) { 13113 Slog.e(TAG, "Unable to access code path " + path); 13114 } 13115 return false; 13116 } 13117 13118 /* 13119 * Tries to delete system package. 13120 */ 13121 private boolean deleteSystemPackageLI(PackageSetting newPs, 13122 int[] allUserHandles, boolean[] perUserInstalled, 13123 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13124 final boolean applyUserRestrictions 13125 = (allUserHandles != null) && (perUserInstalled != null); 13126 PackageSetting disabledPs = null; 13127 // Confirm if the system package has been updated 13128 // An updated system app can be deleted. This will also have to restore 13129 // the system pkg from system partition 13130 // reader 13131 synchronized (mPackages) { 13132 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13133 } 13134 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13135 + " disabledPs=" + disabledPs); 13136 if (disabledPs == null) { 13137 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13138 return false; 13139 } else if (DEBUG_REMOVE) { 13140 Slog.d(TAG, "Deleting system pkg from data partition"); 13141 } 13142 if (DEBUG_REMOVE) { 13143 if (applyUserRestrictions) { 13144 Slog.d(TAG, "Remembering install states:"); 13145 for (int i = 0; i < allUserHandles.length; i++) { 13146 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13147 } 13148 } 13149 } 13150 // Delete the updated package 13151 outInfo.isRemovedPackageSystemUpdate = true; 13152 if (disabledPs.versionCode < newPs.versionCode) { 13153 // Delete data for downgrades 13154 flags &= ~PackageManager.DELETE_KEEP_DATA; 13155 } else { 13156 // Preserve data by setting flag 13157 flags |= PackageManager.DELETE_KEEP_DATA; 13158 } 13159 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13160 allUserHandles, perUserInstalled, outInfo, writeSettings); 13161 if (!ret) { 13162 return false; 13163 } 13164 // writer 13165 synchronized (mPackages) { 13166 // Reinstate the old system package 13167 mSettings.enableSystemPackageLPw(newPs.name); 13168 // Remove any native libraries from the upgraded package. 13169 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13170 } 13171 // Install the system package 13172 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13173 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13174 if (locationIsPrivileged(disabledPs.codePath)) { 13175 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13176 } 13177 13178 final PackageParser.Package newPkg; 13179 try { 13180 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13181 } catch (PackageManagerException e) { 13182 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13183 return false; 13184 } 13185 13186 // writer 13187 synchronized (mPackages) { 13188 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13189 13190 // Propagate the permissions state as we do not want to drop on the floor 13191 // runtime permissions. The update permissions method below will take 13192 // care of removing obsolete permissions and grant install permissions. 13193 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13194 updatePermissionsLPw(newPkg.packageName, newPkg, 13195 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13196 13197 if (applyUserRestrictions) { 13198 if (DEBUG_REMOVE) { 13199 Slog.d(TAG, "Propagating install state across reinstall"); 13200 } 13201 for (int i = 0; i < allUserHandles.length; i++) { 13202 if (DEBUG_REMOVE) { 13203 Slog.d(TAG, " user " + allUserHandles[i] 13204 + " => " + perUserInstalled[i]); 13205 } 13206 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13207 13208 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13209 } 13210 // Regardless of writeSettings we need to ensure that this restriction 13211 // state propagation is persisted 13212 mSettings.writeAllUsersPackageRestrictionsLPr(); 13213 } 13214 // can downgrade to reader here 13215 if (writeSettings) { 13216 mSettings.writeLPr(); 13217 } 13218 } 13219 return true; 13220 } 13221 13222 private boolean deleteInstalledPackageLI(PackageSetting ps, 13223 boolean deleteCodeAndResources, int flags, 13224 int[] allUserHandles, boolean[] perUserInstalled, 13225 PackageRemovedInfo outInfo, boolean writeSettings) { 13226 if (outInfo != null) { 13227 outInfo.uid = ps.appId; 13228 } 13229 13230 // Delete package data from internal structures and also remove data if flag is set 13231 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13232 13233 // Delete application code and resources 13234 if (deleteCodeAndResources && (outInfo != null)) { 13235 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13236 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13237 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13238 } 13239 return true; 13240 } 13241 13242 @Override 13243 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13244 int userId) { 13245 mContext.enforceCallingOrSelfPermission( 13246 android.Manifest.permission.DELETE_PACKAGES, null); 13247 synchronized (mPackages) { 13248 PackageSetting ps = mSettings.mPackages.get(packageName); 13249 if (ps == null) { 13250 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13251 return false; 13252 } 13253 if (!ps.getInstalled(userId)) { 13254 // Can't block uninstall for an app that is not installed or enabled. 13255 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13256 return false; 13257 } 13258 ps.setBlockUninstall(blockUninstall, userId); 13259 mSettings.writePackageRestrictionsLPr(userId); 13260 } 13261 return true; 13262 } 13263 13264 @Override 13265 public boolean getBlockUninstallForUser(String packageName, int userId) { 13266 synchronized (mPackages) { 13267 PackageSetting ps = mSettings.mPackages.get(packageName); 13268 if (ps == null) { 13269 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13270 return false; 13271 } 13272 return ps.getBlockUninstall(userId); 13273 } 13274 } 13275 13276 /* 13277 * This method handles package deletion in general 13278 */ 13279 private boolean deletePackageLI(String packageName, UserHandle user, 13280 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13281 int flags, PackageRemovedInfo outInfo, 13282 boolean writeSettings) { 13283 if (packageName == null) { 13284 Slog.w(TAG, "Attempt to delete null packageName."); 13285 return false; 13286 } 13287 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13288 PackageSetting ps; 13289 boolean dataOnly = false; 13290 int removeUser = -1; 13291 int appId = -1; 13292 synchronized (mPackages) { 13293 ps = mSettings.mPackages.get(packageName); 13294 if (ps == null) { 13295 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13296 return false; 13297 } 13298 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13299 && user.getIdentifier() != UserHandle.USER_ALL) { 13300 // The caller is asking that the package only be deleted for a single 13301 // user. To do this, we just mark its uninstalled state and delete 13302 // its data. If this is a system app, we only allow this to happen if 13303 // they have set the special DELETE_SYSTEM_APP which requests different 13304 // semantics than normal for uninstalling system apps. 13305 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13306 final int userId = user.getIdentifier(); 13307 ps.setUserState(userId, 13308 COMPONENT_ENABLED_STATE_DEFAULT, 13309 false, //installed 13310 true, //stopped 13311 true, //notLaunched 13312 false, //hidden 13313 null, null, null, 13314 false, // blockUninstall 13315 ps.readUserState(userId).domainVerificationStatus, 0); 13316 if (!isSystemApp(ps)) { 13317 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13318 // Other user still have this package installed, so all 13319 // we need to do is clear this user's data and save that 13320 // it is uninstalled. 13321 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13322 removeUser = user.getIdentifier(); 13323 appId = ps.appId; 13324 scheduleWritePackageRestrictionsLocked(removeUser); 13325 } else { 13326 // We need to set it back to 'installed' so the uninstall 13327 // broadcasts will be sent correctly. 13328 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13329 ps.setInstalled(true, user.getIdentifier()); 13330 } 13331 } else { 13332 // This is a system app, so we assume that the 13333 // other users still have this package installed, so all 13334 // we need to do is clear this user's data and save that 13335 // it is uninstalled. 13336 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13337 removeUser = user.getIdentifier(); 13338 appId = ps.appId; 13339 scheduleWritePackageRestrictionsLocked(removeUser); 13340 } 13341 } 13342 } 13343 13344 if (removeUser >= 0) { 13345 // From above, we determined that we are deleting this only 13346 // for a single user. Continue the work here. 13347 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13348 if (outInfo != null) { 13349 outInfo.removedPackage = packageName; 13350 outInfo.removedAppId = appId; 13351 outInfo.removedUsers = new int[] {removeUser}; 13352 } 13353 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13354 removeKeystoreDataIfNeeded(removeUser, appId); 13355 schedulePackageCleaning(packageName, removeUser, false); 13356 synchronized (mPackages) { 13357 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13358 scheduleWritePackageRestrictionsLocked(removeUser); 13359 } 13360 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13361 } 13362 return true; 13363 } 13364 13365 if (dataOnly) { 13366 // Delete application data first 13367 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13368 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13369 return true; 13370 } 13371 13372 boolean ret = false; 13373 if (isSystemApp(ps)) { 13374 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13375 // When an updated system application is deleted we delete the existing resources as well and 13376 // fall back to existing code in system partition 13377 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13378 flags, outInfo, writeSettings); 13379 } else { 13380 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13381 // Kill application pre-emptively especially for apps on sd. 13382 killApplication(packageName, ps.appId, "uninstall pkg"); 13383 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13384 allUserHandles, perUserInstalled, 13385 outInfo, writeSettings); 13386 } 13387 13388 return ret; 13389 } 13390 13391 private final class ClearStorageConnection implements ServiceConnection { 13392 IMediaContainerService mContainerService; 13393 13394 @Override 13395 public void onServiceConnected(ComponentName name, IBinder service) { 13396 synchronized (this) { 13397 mContainerService = IMediaContainerService.Stub.asInterface(service); 13398 notifyAll(); 13399 } 13400 } 13401 13402 @Override 13403 public void onServiceDisconnected(ComponentName name) { 13404 } 13405 } 13406 13407 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13408 final boolean mounted; 13409 if (Environment.isExternalStorageEmulated()) { 13410 mounted = true; 13411 } else { 13412 final String status = Environment.getExternalStorageState(); 13413 13414 mounted = status.equals(Environment.MEDIA_MOUNTED) 13415 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13416 } 13417 13418 if (!mounted) { 13419 return; 13420 } 13421 13422 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13423 int[] users; 13424 if (userId == UserHandle.USER_ALL) { 13425 users = sUserManager.getUserIds(); 13426 } else { 13427 users = new int[] { userId }; 13428 } 13429 final ClearStorageConnection conn = new ClearStorageConnection(); 13430 if (mContext.bindServiceAsUser( 13431 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13432 try { 13433 for (int curUser : users) { 13434 long timeout = SystemClock.uptimeMillis() + 5000; 13435 synchronized (conn) { 13436 long now = SystemClock.uptimeMillis(); 13437 while (conn.mContainerService == null && now < timeout) { 13438 try { 13439 conn.wait(timeout - now); 13440 } catch (InterruptedException e) { 13441 } 13442 } 13443 } 13444 if (conn.mContainerService == null) { 13445 return; 13446 } 13447 13448 final UserEnvironment userEnv = new UserEnvironment(curUser); 13449 clearDirectory(conn.mContainerService, 13450 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13451 if (allData) { 13452 clearDirectory(conn.mContainerService, 13453 userEnv.buildExternalStorageAppDataDirs(packageName)); 13454 clearDirectory(conn.mContainerService, 13455 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13456 } 13457 } 13458 } finally { 13459 mContext.unbindService(conn); 13460 } 13461 } 13462 } 13463 13464 @Override 13465 public void clearApplicationUserData(final String packageName, 13466 final IPackageDataObserver observer, final int userId) { 13467 mContext.enforceCallingOrSelfPermission( 13468 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13469 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13470 // Queue up an async operation since the package deletion may take a little while. 13471 mHandler.post(new Runnable() { 13472 public void run() { 13473 mHandler.removeCallbacks(this); 13474 final boolean succeeded; 13475 synchronized (mInstallLock) { 13476 succeeded = clearApplicationUserDataLI(packageName, userId); 13477 } 13478 clearExternalStorageDataSync(packageName, userId, true); 13479 if (succeeded) { 13480 // invoke DeviceStorageMonitor's update method to clear any notifications 13481 DeviceStorageMonitorInternal 13482 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13483 if (dsm != null) { 13484 dsm.checkMemory(); 13485 } 13486 } 13487 if(observer != null) { 13488 try { 13489 observer.onRemoveCompleted(packageName, succeeded); 13490 } catch (RemoteException e) { 13491 Log.i(TAG, "Observer no longer exists."); 13492 } 13493 } //end if observer 13494 } //end run 13495 }); 13496 } 13497 13498 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13499 if (packageName == null) { 13500 Slog.w(TAG, "Attempt to delete null packageName."); 13501 return false; 13502 } 13503 13504 // Try finding details about the requested package 13505 PackageParser.Package pkg; 13506 synchronized (mPackages) { 13507 pkg = mPackages.get(packageName); 13508 if (pkg == null) { 13509 final PackageSetting ps = mSettings.mPackages.get(packageName); 13510 if (ps != null) { 13511 pkg = ps.pkg; 13512 } 13513 } 13514 13515 if (pkg == null) { 13516 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13517 return false; 13518 } 13519 13520 PackageSetting ps = (PackageSetting) pkg.mExtras; 13521 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13522 } 13523 13524 // Always delete data directories for package, even if we found no other 13525 // record of app. This helps users recover from UID mismatches without 13526 // resorting to a full data wipe. 13527 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13528 if (retCode < 0) { 13529 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13530 return false; 13531 } 13532 13533 final int appId = pkg.applicationInfo.uid; 13534 removeKeystoreDataIfNeeded(userId, appId); 13535 13536 // Create a native library symlink only if we have native libraries 13537 // and if the native libraries are 32 bit libraries. We do not provide 13538 // this symlink for 64 bit libraries. 13539 if (pkg.applicationInfo.primaryCpuAbi != null && 13540 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13541 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13542 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13543 nativeLibPath, userId) < 0) { 13544 Slog.w(TAG, "Failed linking native library dir"); 13545 return false; 13546 } 13547 } 13548 13549 return true; 13550 } 13551 13552 /** 13553 * Reverts user permission state changes (permissions and flags) in 13554 * all packages for a given user. 13555 * 13556 * @param userId The device user for which to do a reset. 13557 */ 13558 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13559 final int packageCount = mPackages.size(); 13560 for (int i = 0; i < packageCount; i++) { 13561 PackageParser.Package pkg = mPackages.valueAt(i); 13562 PackageSetting ps = (PackageSetting) pkg.mExtras; 13563 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13564 } 13565 } 13566 13567 /** 13568 * Reverts user permission state changes (permissions and flags). 13569 * 13570 * @param ps The package for which to reset. 13571 * @param userId The device user for which to do a reset. 13572 */ 13573 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13574 final PackageSetting ps, final int userId) { 13575 if (ps.pkg == null) { 13576 return; 13577 } 13578 13579 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13580 | FLAG_PERMISSION_USER_FIXED 13581 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13582 13583 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13584 | FLAG_PERMISSION_POLICY_FIXED; 13585 13586 boolean writeInstallPermissions = false; 13587 boolean writeRuntimePermissions = false; 13588 13589 final int permissionCount = ps.pkg.requestedPermissions.size(); 13590 for (int i = 0; i < permissionCount; i++) { 13591 String permission = ps.pkg.requestedPermissions.get(i); 13592 13593 BasePermission bp = mSettings.mPermissions.get(permission); 13594 if (bp == null) { 13595 continue; 13596 } 13597 13598 // If shared user we just reset the state to which only this app contributed. 13599 if (ps.sharedUser != null) { 13600 boolean used = false; 13601 final int packageCount = ps.sharedUser.packages.size(); 13602 for (int j = 0; j < packageCount; j++) { 13603 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13604 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13605 && pkg.pkg.requestedPermissions.contains(permission)) { 13606 used = true; 13607 break; 13608 } 13609 } 13610 if (used) { 13611 continue; 13612 } 13613 } 13614 13615 PermissionsState permissionsState = ps.getPermissionsState(); 13616 13617 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13618 13619 // Always clear the user settable flags. 13620 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13621 bp.name) != null; 13622 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13623 if (hasInstallState) { 13624 writeInstallPermissions = true; 13625 } else { 13626 writeRuntimePermissions = true; 13627 } 13628 } 13629 13630 // Below is only runtime permission handling. 13631 if (!bp.isRuntime()) { 13632 continue; 13633 } 13634 13635 // Never clobber system or policy. 13636 if ((oldFlags & policyOrSystemFlags) != 0) { 13637 continue; 13638 } 13639 13640 // If this permission was granted by default, make sure it is. 13641 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13642 if (permissionsState.grantRuntimePermission(bp, userId) 13643 != PERMISSION_OPERATION_FAILURE) { 13644 writeRuntimePermissions = true; 13645 } 13646 } else { 13647 // Otherwise, reset the permission. 13648 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13649 switch (revokeResult) { 13650 case PERMISSION_OPERATION_SUCCESS: { 13651 writeRuntimePermissions = true; 13652 } break; 13653 13654 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13655 writeRuntimePermissions = true; 13656 final int appId = ps.appId; 13657 mHandler.post(new Runnable() { 13658 @Override 13659 public void run() { 13660 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13661 } 13662 }); 13663 } break; 13664 } 13665 } 13666 } 13667 13668 // Synchronously write as we are taking permissions away. 13669 if (writeRuntimePermissions) { 13670 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13671 } 13672 13673 // Synchronously write as we are taking permissions away. 13674 if (writeInstallPermissions) { 13675 mSettings.writeLPr(); 13676 } 13677 } 13678 13679 /** 13680 * Remove entries from the keystore daemon. Will only remove it if the 13681 * {@code appId} is valid. 13682 */ 13683 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13684 if (appId < 0) { 13685 return; 13686 } 13687 13688 final KeyStore keyStore = KeyStore.getInstance(); 13689 if (keyStore != null) { 13690 if (userId == UserHandle.USER_ALL) { 13691 for (final int individual : sUserManager.getUserIds()) { 13692 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13693 } 13694 } else { 13695 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13696 } 13697 } else { 13698 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13699 } 13700 } 13701 13702 @Override 13703 public void deleteApplicationCacheFiles(final String packageName, 13704 final IPackageDataObserver observer) { 13705 mContext.enforceCallingOrSelfPermission( 13706 android.Manifest.permission.DELETE_CACHE_FILES, null); 13707 // Queue up an async operation since the package deletion may take a little while. 13708 final int userId = UserHandle.getCallingUserId(); 13709 mHandler.post(new Runnable() { 13710 public void run() { 13711 mHandler.removeCallbacks(this); 13712 final boolean succeded; 13713 synchronized (mInstallLock) { 13714 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13715 } 13716 clearExternalStorageDataSync(packageName, userId, false); 13717 if (observer != null) { 13718 try { 13719 observer.onRemoveCompleted(packageName, succeded); 13720 } catch (RemoteException e) { 13721 Log.i(TAG, "Observer no longer exists."); 13722 } 13723 } //end if observer 13724 } //end run 13725 }); 13726 } 13727 13728 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13729 if (packageName == null) { 13730 Slog.w(TAG, "Attempt to delete null packageName."); 13731 return false; 13732 } 13733 PackageParser.Package p; 13734 synchronized (mPackages) { 13735 p = mPackages.get(packageName); 13736 } 13737 if (p == null) { 13738 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13739 return false; 13740 } 13741 final ApplicationInfo applicationInfo = p.applicationInfo; 13742 if (applicationInfo == null) { 13743 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13744 return false; 13745 } 13746 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13747 if (retCode < 0) { 13748 Slog.w(TAG, "Couldn't remove cache files for package: " 13749 + packageName + " u" + userId); 13750 return false; 13751 } 13752 return true; 13753 } 13754 13755 @Override 13756 public void getPackageSizeInfo(final String packageName, int userHandle, 13757 final IPackageStatsObserver observer) { 13758 mContext.enforceCallingOrSelfPermission( 13759 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13760 if (packageName == null) { 13761 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13762 } 13763 13764 PackageStats stats = new PackageStats(packageName, userHandle); 13765 13766 /* 13767 * Queue up an async operation since the package measurement may take a 13768 * little while. 13769 */ 13770 Message msg = mHandler.obtainMessage(INIT_COPY); 13771 msg.obj = new MeasureParams(stats, observer); 13772 mHandler.sendMessage(msg); 13773 } 13774 13775 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13776 PackageStats pStats) { 13777 if (packageName == null) { 13778 Slog.w(TAG, "Attempt to get size of null packageName."); 13779 return false; 13780 } 13781 PackageParser.Package p; 13782 boolean dataOnly = false; 13783 String libDirRoot = null; 13784 String asecPath = null; 13785 PackageSetting ps = null; 13786 synchronized (mPackages) { 13787 p = mPackages.get(packageName); 13788 ps = mSettings.mPackages.get(packageName); 13789 if(p == null) { 13790 dataOnly = true; 13791 if((ps == null) || (ps.pkg == null)) { 13792 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13793 return false; 13794 } 13795 p = ps.pkg; 13796 } 13797 if (ps != null) { 13798 libDirRoot = ps.legacyNativeLibraryPathString; 13799 } 13800 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13801 final long token = Binder.clearCallingIdentity(); 13802 try { 13803 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13804 if (secureContainerId != null) { 13805 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13806 } 13807 } finally { 13808 Binder.restoreCallingIdentity(token); 13809 } 13810 } 13811 } 13812 String publicSrcDir = null; 13813 if(!dataOnly) { 13814 final ApplicationInfo applicationInfo = p.applicationInfo; 13815 if (applicationInfo == null) { 13816 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13817 return false; 13818 } 13819 if (p.isForwardLocked()) { 13820 publicSrcDir = applicationInfo.getBaseResourcePath(); 13821 } 13822 } 13823 // TODO: extend to measure size of split APKs 13824 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13825 // not just the first level. 13826 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13827 // just the primary. 13828 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13829 13830 String apkPath; 13831 File packageDir = new File(p.codePath); 13832 13833 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13834 apkPath = packageDir.getAbsolutePath(); 13835 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13836 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13837 libDirRoot = null; 13838 } 13839 } else { 13840 apkPath = p.baseCodePath; 13841 } 13842 13843 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13844 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13845 if (res < 0) { 13846 return false; 13847 } 13848 13849 // Fix-up for forward-locked applications in ASEC containers. 13850 if (!isExternal(p)) { 13851 pStats.codeSize += pStats.externalCodeSize; 13852 pStats.externalCodeSize = 0L; 13853 } 13854 13855 return true; 13856 } 13857 13858 13859 @Override 13860 public void addPackageToPreferred(String packageName) { 13861 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13862 } 13863 13864 @Override 13865 public void removePackageFromPreferred(String packageName) { 13866 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13867 } 13868 13869 @Override 13870 public List<PackageInfo> getPreferredPackages(int flags) { 13871 return new ArrayList<PackageInfo>(); 13872 } 13873 13874 private int getUidTargetSdkVersionLockedLPr(int uid) { 13875 Object obj = mSettings.getUserIdLPr(uid); 13876 if (obj instanceof SharedUserSetting) { 13877 final SharedUserSetting sus = (SharedUserSetting) obj; 13878 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13879 final Iterator<PackageSetting> it = sus.packages.iterator(); 13880 while (it.hasNext()) { 13881 final PackageSetting ps = it.next(); 13882 if (ps.pkg != null) { 13883 int v = ps.pkg.applicationInfo.targetSdkVersion; 13884 if (v < vers) vers = v; 13885 } 13886 } 13887 return vers; 13888 } else if (obj instanceof PackageSetting) { 13889 final PackageSetting ps = (PackageSetting) obj; 13890 if (ps.pkg != null) { 13891 return ps.pkg.applicationInfo.targetSdkVersion; 13892 } 13893 } 13894 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13895 } 13896 13897 @Override 13898 public void addPreferredActivity(IntentFilter filter, int match, 13899 ComponentName[] set, ComponentName activity, int userId) { 13900 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13901 "Adding preferred"); 13902 } 13903 13904 private void addPreferredActivityInternal(IntentFilter filter, int match, 13905 ComponentName[] set, ComponentName activity, boolean always, int userId, 13906 String opname) { 13907 // writer 13908 int callingUid = Binder.getCallingUid(); 13909 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13910 if (filter.countActions() == 0) { 13911 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13912 return; 13913 } 13914 synchronized (mPackages) { 13915 if (mContext.checkCallingOrSelfPermission( 13916 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13917 != PackageManager.PERMISSION_GRANTED) { 13918 if (getUidTargetSdkVersionLockedLPr(callingUid) 13919 < Build.VERSION_CODES.FROYO) { 13920 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13921 + callingUid); 13922 return; 13923 } 13924 mContext.enforceCallingOrSelfPermission( 13925 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13926 } 13927 13928 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13929 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13930 + userId + ":"); 13931 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13932 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13933 scheduleWritePackageRestrictionsLocked(userId); 13934 } 13935 } 13936 13937 @Override 13938 public void replacePreferredActivity(IntentFilter filter, int match, 13939 ComponentName[] set, ComponentName activity, int userId) { 13940 if (filter.countActions() != 1) { 13941 throw new IllegalArgumentException( 13942 "replacePreferredActivity expects filter to have only 1 action."); 13943 } 13944 if (filter.countDataAuthorities() != 0 13945 || filter.countDataPaths() != 0 13946 || filter.countDataSchemes() > 1 13947 || filter.countDataTypes() != 0) { 13948 throw new IllegalArgumentException( 13949 "replacePreferredActivity expects filter to have no data authorities, " + 13950 "paths, or types; and at most one scheme."); 13951 } 13952 13953 final int callingUid = Binder.getCallingUid(); 13954 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13955 synchronized (mPackages) { 13956 if (mContext.checkCallingOrSelfPermission( 13957 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13958 != PackageManager.PERMISSION_GRANTED) { 13959 if (getUidTargetSdkVersionLockedLPr(callingUid) 13960 < Build.VERSION_CODES.FROYO) { 13961 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13962 + Binder.getCallingUid()); 13963 return; 13964 } 13965 mContext.enforceCallingOrSelfPermission( 13966 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13967 } 13968 13969 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13970 if (pir != null) { 13971 // Get all of the existing entries that exactly match this filter. 13972 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13973 if (existing != null && existing.size() == 1) { 13974 PreferredActivity cur = existing.get(0); 13975 if (DEBUG_PREFERRED) { 13976 Slog.i(TAG, "Checking replace of preferred:"); 13977 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13978 if (!cur.mPref.mAlways) { 13979 Slog.i(TAG, " -- CUR; not mAlways!"); 13980 } else { 13981 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13982 Slog.i(TAG, " -- CUR: mSet=" 13983 + Arrays.toString(cur.mPref.mSetComponents)); 13984 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13985 Slog.i(TAG, " -- NEW: mMatch=" 13986 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13987 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13988 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13989 } 13990 } 13991 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13992 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13993 && cur.mPref.sameSet(set)) { 13994 // Setting the preferred activity to what it happens to be already 13995 if (DEBUG_PREFERRED) { 13996 Slog.i(TAG, "Replacing with same preferred activity " 13997 + cur.mPref.mShortComponent + " for user " 13998 + userId + ":"); 13999 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14000 } 14001 return; 14002 } 14003 } 14004 14005 if (existing != null) { 14006 if (DEBUG_PREFERRED) { 14007 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14008 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14009 } 14010 for (int i = 0; i < existing.size(); i++) { 14011 PreferredActivity pa = existing.get(i); 14012 if (DEBUG_PREFERRED) { 14013 Slog.i(TAG, "Removing existing preferred activity " 14014 + pa.mPref.mComponent + ":"); 14015 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14016 } 14017 pir.removeFilter(pa); 14018 } 14019 } 14020 } 14021 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14022 "Replacing preferred"); 14023 } 14024 } 14025 14026 @Override 14027 public void clearPackagePreferredActivities(String packageName) { 14028 final int uid = Binder.getCallingUid(); 14029 // writer 14030 synchronized (mPackages) { 14031 PackageParser.Package pkg = mPackages.get(packageName); 14032 if (pkg == null || pkg.applicationInfo.uid != uid) { 14033 if (mContext.checkCallingOrSelfPermission( 14034 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14035 != PackageManager.PERMISSION_GRANTED) { 14036 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14037 < Build.VERSION_CODES.FROYO) { 14038 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14039 + Binder.getCallingUid()); 14040 return; 14041 } 14042 mContext.enforceCallingOrSelfPermission( 14043 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14044 } 14045 } 14046 14047 int user = UserHandle.getCallingUserId(); 14048 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14049 scheduleWritePackageRestrictionsLocked(user); 14050 } 14051 } 14052 } 14053 14054 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14055 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14056 ArrayList<PreferredActivity> removed = null; 14057 boolean changed = false; 14058 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14059 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14060 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14061 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14062 continue; 14063 } 14064 Iterator<PreferredActivity> it = pir.filterIterator(); 14065 while (it.hasNext()) { 14066 PreferredActivity pa = it.next(); 14067 // Mark entry for removal only if it matches the package name 14068 // and the entry is of type "always". 14069 if (packageName == null || 14070 (pa.mPref.mComponent.getPackageName().equals(packageName) 14071 && pa.mPref.mAlways)) { 14072 if (removed == null) { 14073 removed = new ArrayList<PreferredActivity>(); 14074 } 14075 removed.add(pa); 14076 } 14077 } 14078 if (removed != null) { 14079 for (int j=0; j<removed.size(); j++) { 14080 PreferredActivity pa = removed.get(j); 14081 pir.removeFilter(pa); 14082 } 14083 changed = true; 14084 } 14085 } 14086 return changed; 14087 } 14088 14089 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14090 private void clearIntentFilterVerificationsLPw(int userId) { 14091 final int packageCount = mPackages.size(); 14092 for (int i = 0; i < packageCount; i++) { 14093 PackageParser.Package pkg = mPackages.valueAt(i); 14094 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14095 } 14096 } 14097 14098 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14099 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14100 if (userId == UserHandle.USER_ALL) { 14101 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14102 sUserManager.getUserIds())) { 14103 for (int oneUserId : sUserManager.getUserIds()) { 14104 scheduleWritePackageRestrictionsLocked(oneUserId); 14105 } 14106 } 14107 } else { 14108 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14109 scheduleWritePackageRestrictionsLocked(userId); 14110 } 14111 } 14112 } 14113 14114 void clearDefaultBrowserIfNeeded(String packageName) { 14115 for (int oneUserId : sUserManager.getUserIds()) { 14116 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14117 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14118 if (packageName.equals(defaultBrowserPackageName)) { 14119 setDefaultBrowserPackageName(null, oneUserId); 14120 } 14121 } 14122 } 14123 14124 @Override 14125 public void resetApplicationPreferences(int userId) { 14126 mContext.enforceCallingOrSelfPermission( 14127 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14128 // writer 14129 synchronized (mPackages) { 14130 final long identity = Binder.clearCallingIdentity(); 14131 try { 14132 clearPackagePreferredActivitiesLPw(null, userId); 14133 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14134 // TODO: We have to reset the default SMS and Phone. This requires 14135 // significant refactoring to keep all default apps in the package 14136 // manager (cleaner but more work) or have the services provide 14137 // callbacks to the package manager to request a default app reset. 14138 applyFactoryDefaultBrowserLPw(userId); 14139 clearIntentFilterVerificationsLPw(userId); 14140 primeDomainVerificationsLPw(userId); 14141 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14142 scheduleWritePackageRestrictionsLocked(userId); 14143 } finally { 14144 Binder.restoreCallingIdentity(identity); 14145 } 14146 } 14147 } 14148 14149 @Override 14150 public int getPreferredActivities(List<IntentFilter> outFilters, 14151 List<ComponentName> outActivities, String packageName) { 14152 14153 int num = 0; 14154 final int userId = UserHandle.getCallingUserId(); 14155 // reader 14156 synchronized (mPackages) { 14157 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14158 if (pir != null) { 14159 final Iterator<PreferredActivity> it = pir.filterIterator(); 14160 while (it.hasNext()) { 14161 final PreferredActivity pa = it.next(); 14162 if (packageName == null 14163 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14164 && pa.mPref.mAlways)) { 14165 if (outFilters != null) { 14166 outFilters.add(new IntentFilter(pa)); 14167 } 14168 if (outActivities != null) { 14169 outActivities.add(pa.mPref.mComponent); 14170 } 14171 } 14172 } 14173 } 14174 } 14175 14176 return num; 14177 } 14178 14179 @Override 14180 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14181 int userId) { 14182 int callingUid = Binder.getCallingUid(); 14183 if (callingUid != Process.SYSTEM_UID) { 14184 throw new SecurityException( 14185 "addPersistentPreferredActivity can only be run by the system"); 14186 } 14187 if (filter.countActions() == 0) { 14188 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14189 return; 14190 } 14191 synchronized (mPackages) { 14192 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14193 " :"); 14194 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14195 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14196 new PersistentPreferredActivity(filter, activity)); 14197 scheduleWritePackageRestrictionsLocked(userId); 14198 } 14199 } 14200 14201 @Override 14202 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14203 int callingUid = Binder.getCallingUid(); 14204 if (callingUid != Process.SYSTEM_UID) { 14205 throw new SecurityException( 14206 "clearPackagePersistentPreferredActivities can only be run by the system"); 14207 } 14208 ArrayList<PersistentPreferredActivity> removed = null; 14209 boolean changed = false; 14210 synchronized (mPackages) { 14211 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14212 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14213 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14214 .valueAt(i); 14215 if (userId != thisUserId) { 14216 continue; 14217 } 14218 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14219 while (it.hasNext()) { 14220 PersistentPreferredActivity ppa = it.next(); 14221 // Mark entry for removal only if it matches the package name. 14222 if (ppa.mComponent.getPackageName().equals(packageName)) { 14223 if (removed == null) { 14224 removed = new ArrayList<PersistentPreferredActivity>(); 14225 } 14226 removed.add(ppa); 14227 } 14228 } 14229 if (removed != null) { 14230 for (int j=0; j<removed.size(); j++) { 14231 PersistentPreferredActivity ppa = removed.get(j); 14232 ppir.removeFilter(ppa); 14233 } 14234 changed = true; 14235 } 14236 } 14237 14238 if (changed) { 14239 scheduleWritePackageRestrictionsLocked(userId); 14240 } 14241 } 14242 } 14243 14244 /** 14245 * Common machinery for picking apart a restored XML blob and passing 14246 * it to a caller-supplied functor to be applied to the running system. 14247 */ 14248 private void restoreFromXml(XmlPullParser parser, int userId, 14249 String expectedStartTag, BlobXmlRestorer functor) 14250 throws IOException, XmlPullParserException { 14251 int type; 14252 while ((type = parser.next()) != XmlPullParser.START_TAG 14253 && type != XmlPullParser.END_DOCUMENT) { 14254 } 14255 if (type != XmlPullParser.START_TAG) { 14256 // oops didn't find a start tag?! 14257 if (DEBUG_BACKUP) { 14258 Slog.e(TAG, "Didn't find start tag during restore"); 14259 } 14260 return; 14261 } 14262 14263 // this is supposed to be TAG_PREFERRED_BACKUP 14264 if (!expectedStartTag.equals(parser.getName())) { 14265 if (DEBUG_BACKUP) { 14266 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14267 } 14268 return; 14269 } 14270 14271 // skip interfering stuff, then we're aligned with the backing implementation 14272 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14273 functor.apply(parser, userId); 14274 } 14275 14276 private interface BlobXmlRestorer { 14277 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14278 } 14279 14280 /** 14281 * Non-Binder method, support for the backup/restore mechanism: write the 14282 * full set of preferred activities in its canonical XML format. Returns the 14283 * XML output as a byte array, or null if there is none. 14284 */ 14285 @Override 14286 public byte[] getPreferredActivityBackup(int userId) { 14287 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14288 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14289 } 14290 14291 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14292 try { 14293 final XmlSerializer serializer = new FastXmlSerializer(); 14294 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14295 serializer.startDocument(null, true); 14296 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14297 14298 synchronized (mPackages) { 14299 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14300 } 14301 14302 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14303 serializer.endDocument(); 14304 serializer.flush(); 14305 } catch (Exception e) { 14306 if (DEBUG_BACKUP) { 14307 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14308 } 14309 return null; 14310 } 14311 14312 return dataStream.toByteArray(); 14313 } 14314 14315 @Override 14316 public void restorePreferredActivities(byte[] backup, int userId) { 14317 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14318 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14319 } 14320 14321 try { 14322 final XmlPullParser parser = Xml.newPullParser(); 14323 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14324 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14325 new BlobXmlRestorer() { 14326 @Override 14327 public void apply(XmlPullParser parser, int userId) 14328 throws XmlPullParserException, IOException { 14329 synchronized (mPackages) { 14330 mSettings.readPreferredActivitiesLPw(parser, userId); 14331 } 14332 } 14333 } ); 14334 } catch (Exception e) { 14335 if (DEBUG_BACKUP) { 14336 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14337 } 14338 } 14339 } 14340 14341 /** 14342 * Non-Binder method, support for the backup/restore mechanism: write the 14343 * default browser (etc) settings in its canonical XML format. Returns the default 14344 * browser XML representation as a byte array, or null if there is none. 14345 */ 14346 @Override 14347 public byte[] getDefaultAppsBackup(int userId) { 14348 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14349 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14350 } 14351 14352 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14353 try { 14354 final XmlSerializer serializer = new FastXmlSerializer(); 14355 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14356 serializer.startDocument(null, true); 14357 serializer.startTag(null, TAG_DEFAULT_APPS); 14358 14359 synchronized (mPackages) { 14360 mSettings.writeDefaultAppsLPr(serializer, userId); 14361 } 14362 14363 serializer.endTag(null, TAG_DEFAULT_APPS); 14364 serializer.endDocument(); 14365 serializer.flush(); 14366 } catch (Exception e) { 14367 if (DEBUG_BACKUP) { 14368 Slog.e(TAG, "Unable to write default apps for backup", e); 14369 } 14370 return null; 14371 } 14372 14373 return dataStream.toByteArray(); 14374 } 14375 14376 @Override 14377 public void restoreDefaultApps(byte[] backup, int userId) { 14378 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14379 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14380 } 14381 14382 try { 14383 final XmlPullParser parser = Xml.newPullParser(); 14384 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14385 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14386 new BlobXmlRestorer() { 14387 @Override 14388 public void apply(XmlPullParser parser, int userId) 14389 throws XmlPullParserException, IOException { 14390 synchronized (mPackages) { 14391 mSettings.readDefaultAppsLPw(parser, userId); 14392 } 14393 } 14394 } ); 14395 } catch (Exception e) { 14396 if (DEBUG_BACKUP) { 14397 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14398 } 14399 } 14400 } 14401 14402 @Override 14403 public byte[] getIntentFilterVerificationBackup(int userId) { 14404 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14405 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14406 } 14407 14408 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14409 try { 14410 final XmlSerializer serializer = new FastXmlSerializer(); 14411 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14412 serializer.startDocument(null, true); 14413 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14414 14415 synchronized (mPackages) { 14416 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14417 } 14418 14419 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14420 serializer.endDocument(); 14421 serializer.flush(); 14422 } catch (Exception e) { 14423 if (DEBUG_BACKUP) { 14424 Slog.e(TAG, "Unable to write default apps for backup", e); 14425 } 14426 return null; 14427 } 14428 14429 return dataStream.toByteArray(); 14430 } 14431 14432 @Override 14433 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14434 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14435 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14436 } 14437 14438 try { 14439 final XmlPullParser parser = Xml.newPullParser(); 14440 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14441 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14442 new BlobXmlRestorer() { 14443 @Override 14444 public void apply(XmlPullParser parser, int userId) 14445 throws XmlPullParserException, IOException { 14446 synchronized (mPackages) { 14447 mSettings.readAllDomainVerificationsLPr(parser, userId); 14448 mSettings.writeLPr(); 14449 } 14450 } 14451 } ); 14452 } catch (Exception e) { 14453 if (DEBUG_BACKUP) { 14454 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14455 } 14456 } 14457 } 14458 14459 @Override 14460 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14461 int sourceUserId, int targetUserId, int flags) { 14462 mContext.enforceCallingOrSelfPermission( 14463 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14464 int callingUid = Binder.getCallingUid(); 14465 enforceOwnerRights(ownerPackage, callingUid); 14466 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14467 if (intentFilter.countActions() == 0) { 14468 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14469 return; 14470 } 14471 synchronized (mPackages) { 14472 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14473 ownerPackage, targetUserId, flags); 14474 CrossProfileIntentResolver resolver = 14475 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14476 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14477 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14478 if (existing != null) { 14479 int size = existing.size(); 14480 for (int i = 0; i < size; i++) { 14481 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14482 return; 14483 } 14484 } 14485 } 14486 resolver.addFilter(newFilter); 14487 scheduleWritePackageRestrictionsLocked(sourceUserId); 14488 } 14489 } 14490 14491 @Override 14492 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14493 mContext.enforceCallingOrSelfPermission( 14494 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14495 int callingUid = Binder.getCallingUid(); 14496 enforceOwnerRights(ownerPackage, callingUid); 14497 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14498 synchronized (mPackages) { 14499 CrossProfileIntentResolver resolver = 14500 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14501 ArraySet<CrossProfileIntentFilter> set = 14502 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14503 for (CrossProfileIntentFilter filter : set) { 14504 if (filter.getOwnerPackage().equals(ownerPackage)) { 14505 resolver.removeFilter(filter); 14506 } 14507 } 14508 scheduleWritePackageRestrictionsLocked(sourceUserId); 14509 } 14510 } 14511 14512 // Enforcing that callingUid is owning pkg on userId 14513 private void enforceOwnerRights(String pkg, int callingUid) { 14514 // The system owns everything. 14515 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14516 return; 14517 } 14518 int callingUserId = UserHandle.getUserId(callingUid); 14519 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14520 if (pi == null) { 14521 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14522 + callingUserId); 14523 } 14524 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14525 throw new SecurityException("Calling uid " + callingUid 14526 + " does not own package " + pkg); 14527 } 14528 } 14529 14530 @Override 14531 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14532 Intent intent = new Intent(Intent.ACTION_MAIN); 14533 intent.addCategory(Intent.CATEGORY_HOME); 14534 14535 final int callingUserId = UserHandle.getCallingUserId(); 14536 List<ResolveInfo> list = queryIntentActivities(intent, null, 14537 PackageManager.GET_META_DATA, callingUserId); 14538 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14539 true, false, false, callingUserId); 14540 14541 allHomeCandidates.clear(); 14542 if (list != null) { 14543 for (ResolveInfo ri : list) { 14544 allHomeCandidates.add(ri); 14545 } 14546 } 14547 return (preferred == null || preferred.activityInfo == null) 14548 ? null 14549 : new ComponentName(preferred.activityInfo.packageName, 14550 preferred.activityInfo.name); 14551 } 14552 14553 @Override 14554 public void setApplicationEnabledSetting(String appPackageName, 14555 int newState, int flags, int userId, String callingPackage) { 14556 if (!sUserManager.exists(userId)) return; 14557 if (callingPackage == null) { 14558 callingPackage = Integer.toString(Binder.getCallingUid()); 14559 } 14560 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14561 } 14562 14563 @Override 14564 public void setComponentEnabledSetting(ComponentName componentName, 14565 int newState, int flags, int userId) { 14566 if (!sUserManager.exists(userId)) return; 14567 setEnabledSetting(componentName.getPackageName(), 14568 componentName.getClassName(), newState, flags, userId, null); 14569 } 14570 14571 private void setEnabledSetting(final String packageName, String className, int newState, 14572 final int flags, int userId, String callingPackage) { 14573 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14574 || newState == COMPONENT_ENABLED_STATE_ENABLED 14575 || newState == COMPONENT_ENABLED_STATE_DISABLED 14576 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14577 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14578 throw new IllegalArgumentException("Invalid new component state: " 14579 + newState); 14580 } 14581 PackageSetting pkgSetting; 14582 final int uid = Binder.getCallingUid(); 14583 final int permission = mContext.checkCallingOrSelfPermission( 14584 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14585 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14586 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14587 boolean sendNow = false; 14588 boolean isApp = (className == null); 14589 String componentName = isApp ? packageName : className; 14590 int packageUid = -1; 14591 ArrayList<String> components; 14592 14593 // writer 14594 synchronized (mPackages) { 14595 pkgSetting = mSettings.mPackages.get(packageName); 14596 if (pkgSetting == null) { 14597 if (className == null) { 14598 throw new IllegalArgumentException( 14599 "Unknown package: " + packageName); 14600 } 14601 throw new IllegalArgumentException( 14602 "Unknown component: " + packageName 14603 + "/" + className); 14604 } 14605 // Allow root and verify that userId is not being specified by a different user 14606 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14607 throw new SecurityException( 14608 "Permission Denial: attempt to change component state from pid=" 14609 + Binder.getCallingPid() 14610 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14611 } 14612 if (className == null) { 14613 // We're dealing with an application/package level state change 14614 if (pkgSetting.getEnabled(userId) == newState) { 14615 // Nothing to do 14616 return; 14617 } 14618 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14619 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14620 // Don't care about who enables an app. 14621 callingPackage = null; 14622 } 14623 pkgSetting.setEnabled(newState, userId, callingPackage); 14624 // pkgSetting.pkg.mSetEnabled = newState; 14625 } else { 14626 // We're dealing with a component level state change 14627 // First, verify that this is a valid class name. 14628 PackageParser.Package pkg = pkgSetting.pkg; 14629 if (pkg == null || !pkg.hasComponentClassName(className)) { 14630 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14631 throw new IllegalArgumentException("Component class " + className 14632 + " does not exist in " + packageName); 14633 } else { 14634 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14635 + className + " does not exist in " + packageName); 14636 } 14637 } 14638 switch (newState) { 14639 case COMPONENT_ENABLED_STATE_ENABLED: 14640 if (!pkgSetting.enableComponentLPw(className, userId)) { 14641 return; 14642 } 14643 break; 14644 case COMPONENT_ENABLED_STATE_DISABLED: 14645 if (!pkgSetting.disableComponentLPw(className, userId)) { 14646 return; 14647 } 14648 break; 14649 case COMPONENT_ENABLED_STATE_DEFAULT: 14650 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14651 return; 14652 } 14653 break; 14654 default: 14655 Slog.e(TAG, "Invalid new component state: " + newState); 14656 return; 14657 } 14658 } 14659 scheduleWritePackageRestrictionsLocked(userId); 14660 components = mPendingBroadcasts.get(userId, packageName); 14661 final boolean newPackage = components == null; 14662 if (newPackage) { 14663 components = new ArrayList<String>(); 14664 } 14665 if (!components.contains(componentName)) { 14666 components.add(componentName); 14667 } 14668 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14669 sendNow = true; 14670 // Purge entry from pending broadcast list if another one exists already 14671 // since we are sending one right away. 14672 mPendingBroadcasts.remove(userId, packageName); 14673 } else { 14674 if (newPackage) { 14675 mPendingBroadcasts.put(userId, packageName, components); 14676 } 14677 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14678 // Schedule a message 14679 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14680 } 14681 } 14682 } 14683 14684 long callingId = Binder.clearCallingIdentity(); 14685 try { 14686 if (sendNow) { 14687 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14688 sendPackageChangedBroadcast(packageName, 14689 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14690 } 14691 } finally { 14692 Binder.restoreCallingIdentity(callingId); 14693 } 14694 } 14695 14696 private void sendPackageChangedBroadcast(String packageName, 14697 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14698 if (DEBUG_INSTALL) 14699 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14700 + componentNames); 14701 Bundle extras = new Bundle(4); 14702 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14703 String nameList[] = new String[componentNames.size()]; 14704 componentNames.toArray(nameList); 14705 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14706 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14707 extras.putInt(Intent.EXTRA_UID, packageUid); 14708 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14709 new int[] {UserHandle.getUserId(packageUid)}); 14710 } 14711 14712 @Override 14713 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14714 if (!sUserManager.exists(userId)) return; 14715 final int uid = Binder.getCallingUid(); 14716 final int permission = mContext.checkCallingOrSelfPermission( 14717 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14718 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14719 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14720 // writer 14721 synchronized (mPackages) { 14722 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14723 allowedByPermission, uid, userId)) { 14724 scheduleWritePackageRestrictionsLocked(userId); 14725 } 14726 } 14727 } 14728 14729 @Override 14730 public String getInstallerPackageName(String packageName) { 14731 // reader 14732 synchronized (mPackages) { 14733 return mSettings.getInstallerPackageNameLPr(packageName); 14734 } 14735 } 14736 14737 @Override 14738 public int getApplicationEnabledSetting(String packageName, int userId) { 14739 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14740 int uid = Binder.getCallingUid(); 14741 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14742 // reader 14743 synchronized (mPackages) { 14744 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14745 } 14746 } 14747 14748 @Override 14749 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14750 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14751 int uid = Binder.getCallingUid(); 14752 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14753 // reader 14754 synchronized (mPackages) { 14755 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14756 } 14757 } 14758 14759 @Override 14760 public void enterSafeMode() { 14761 enforceSystemOrRoot("Only the system can request entering safe mode"); 14762 14763 if (!mSystemReady) { 14764 mSafeMode = true; 14765 } 14766 } 14767 14768 @Override 14769 public void systemReady() { 14770 mSystemReady = true; 14771 14772 // Read the compatibilty setting when the system is ready. 14773 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14774 mContext.getContentResolver(), 14775 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14776 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14777 if (DEBUG_SETTINGS) { 14778 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14779 } 14780 14781 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14782 14783 synchronized (mPackages) { 14784 // Verify that all of the preferred activity components actually 14785 // exist. It is possible for applications to be updated and at 14786 // that point remove a previously declared activity component that 14787 // had been set as a preferred activity. We try to clean this up 14788 // the next time we encounter that preferred activity, but it is 14789 // possible for the user flow to never be able to return to that 14790 // situation so here we do a sanity check to make sure we haven't 14791 // left any junk around. 14792 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14793 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14794 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14795 removed.clear(); 14796 for (PreferredActivity pa : pir.filterSet()) { 14797 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14798 removed.add(pa); 14799 } 14800 } 14801 if (removed.size() > 0) { 14802 for (int r=0; r<removed.size(); r++) { 14803 PreferredActivity pa = removed.get(r); 14804 Slog.w(TAG, "Removing dangling preferred activity: " 14805 + pa.mPref.mComponent); 14806 pir.removeFilter(pa); 14807 } 14808 mSettings.writePackageRestrictionsLPr( 14809 mSettings.mPreferredActivities.keyAt(i)); 14810 } 14811 } 14812 14813 for (int userId : UserManagerService.getInstance().getUserIds()) { 14814 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14815 grantPermissionsUserIds = ArrayUtils.appendInt( 14816 grantPermissionsUserIds, userId); 14817 } 14818 } 14819 } 14820 sUserManager.systemReady(); 14821 14822 // If we upgraded grant all default permissions before kicking off. 14823 for (int userId : grantPermissionsUserIds) { 14824 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14825 } 14826 14827 // Kick off any messages waiting for system ready 14828 if (mPostSystemReadyMessages != null) { 14829 for (Message msg : mPostSystemReadyMessages) { 14830 msg.sendToTarget(); 14831 } 14832 mPostSystemReadyMessages = null; 14833 } 14834 14835 // Watch for external volumes that come and go over time 14836 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14837 storage.registerListener(mStorageListener); 14838 14839 mInstallerService.systemReady(); 14840 mPackageDexOptimizer.systemReady(); 14841 14842 MountServiceInternal mountServiceInternal = LocalServices.getService( 14843 MountServiceInternal.class); 14844 mountServiceInternal.addExternalStoragePolicy( 14845 new MountServiceInternal.ExternalStorageMountPolicy() { 14846 @Override 14847 public int getMountMode(int uid, String packageName) { 14848 if (Process.isIsolated(uid)) { 14849 return Zygote.MOUNT_EXTERNAL_NONE; 14850 } 14851 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14852 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14853 } 14854 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14855 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14856 } 14857 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14858 return Zygote.MOUNT_EXTERNAL_READ; 14859 } 14860 return Zygote.MOUNT_EXTERNAL_WRITE; 14861 } 14862 14863 @Override 14864 public boolean hasExternalStorage(int uid, String packageName) { 14865 return true; 14866 } 14867 }); 14868 } 14869 14870 @Override 14871 public boolean isSafeMode() { 14872 return mSafeMode; 14873 } 14874 14875 @Override 14876 public boolean hasSystemUidErrors() { 14877 return mHasSystemUidErrors; 14878 } 14879 14880 static String arrayToString(int[] array) { 14881 StringBuffer buf = new StringBuffer(128); 14882 buf.append('['); 14883 if (array != null) { 14884 for (int i=0; i<array.length; i++) { 14885 if (i > 0) buf.append(", "); 14886 buf.append(array[i]); 14887 } 14888 } 14889 buf.append(']'); 14890 return buf.toString(); 14891 } 14892 14893 static class DumpState { 14894 public static final int DUMP_LIBS = 1 << 0; 14895 public static final int DUMP_FEATURES = 1 << 1; 14896 public static final int DUMP_RESOLVERS = 1 << 2; 14897 public static final int DUMP_PERMISSIONS = 1 << 3; 14898 public static final int DUMP_PACKAGES = 1 << 4; 14899 public static final int DUMP_SHARED_USERS = 1 << 5; 14900 public static final int DUMP_MESSAGES = 1 << 6; 14901 public static final int DUMP_PROVIDERS = 1 << 7; 14902 public static final int DUMP_VERIFIERS = 1 << 8; 14903 public static final int DUMP_PREFERRED = 1 << 9; 14904 public static final int DUMP_PREFERRED_XML = 1 << 10; 14905 public static final int DUMP_KEYSETS = 1 << 11; 14906 public static final int DUMP_VERSION = 1 << 12; 14907 public static final int DUMP_INSTALLS = 1 << 13; 14908 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14909 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14910 14911 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14912 14913 private int mTypes; 14914 14915 private int mOptions; 14916 14917 private boolean mTitlePrinted; 14918 14919 private SharedUserSetting mSharedUser; 14920 14921 public boolean isDumping(int type) { 14922 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14923 return true; 14924 } 14925 14926 return (mTypes & type) != 0; 14927 } 14928 14929 public void setDump(int type) { 14930 mTypes |= type; 14931 } 14932 14933 public boolean isOptionEnabled(int option) { 14934 return (mOptions & option) != 0; 14935 } 14936 14937 public void setOptionEnabled(int option) { 14938 mOptions |= option; 14939 } 14940 14941 public boolean onTitlePrinted() { 14942 final boolean printed = mTitlePrinted; 14943 mTitlePrinted = true; 14944 return printed; 14945 } 14946 14947 public boolean getTitlePrinted() { 14948 return mTitlePrinted; 14949 } 14950 14951 public void setTitlePrinted(boolean enabled) { 14952 mTitlePrinted = enabled; 14953 } 14954 14955 public SharedUserSetting getSharedUser() { 14956 return mSharedUser; 14957 } 14958 14959 public void setSharedUser(SharedUserSetting user) { 14960 mSharedUser = user; 14961 } 14962 } 14963 14964 @Override 14965 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14966 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14967 != PackageManager.PERMISSION_GRANTED) { 14968 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14969 + Binder.getCallingPid() 14970 + ", uid=" + Binder.getCallingUid() 14971 + " without permission " 14972 + android.Manifest.permission.DUMP); 14973 return; 14974 } 14975 14976 DumpState dumpState = new DumpState(); 14977 boolean fullPreferred = false; 14978 boolean checkin = false; 14979 14980 String packageName = null; 14981 ArraySet<String> permissionNames = null; 14982 14983 int opti = 0; 14984 while (opti < args.length) { 14985 String opt = args[opti]; 14986 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14987 break; 14988 } 14989 opti++; 14990 14991 if ("-a".equals(opt)) { 14992 // Right now we only know how to print all. 14993 } else if ("-h".equals(opt)) { 14994 pw.println("Package manager dump options:"); 14995 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14996 pw.println(" --checkin: dump for a checkin"); 14997 pw.println(" -f: print details of intent filters"); 14998 pw.println(" -h: print this help"); 14999 pw.println(" cmd may be one of:"); 15000 pw.println(" l[ibraries]: list known shared libraries"); 15001 pw.println(" f[ibraries]: list device features"); 15002 pw.println(" k[eysets]: print known keysets"); 15003 pw.println(" r[esolvers]: dump intent resolvers"); 15004 pw.println(" perm[issions]: dump permissions"); 15005 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15006 pw.println(" pref[erred]: print preferred package settings"); 15007 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15008 pw.println(" prov[iders]: dump content providers"); 15009 pw.println(" p[ackages]: dump installed packages"); 15010 pw.println(" s[hared-users]: dump shared user IDs"); 15011 pw.println(" m[essages]: print collected runtime messages"); 15012 pw.println(" v[erifiers]: print package verifier info"); 15013 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15014 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15015 pw.println(" version: print database version info"); 15016 pw.println(" write: write current settings now"); 15017 pw.println(" installs: details about install sessions"); 15018 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15019 pw.println(" <package.name>: info about given package"); 15020 return; 15021 } else if ("--checkin".equals(opt)) { 15022 checkin = true; 15023 } else if ("-f".equals(opt)) { 15024 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15025 } else { 15026 pw.println("Unknown argument: " + opt + "; use -h for help"); 15027 } 15028 } 15029 15030 // Is the caller requesting to dump a particular piece of data? 15031 if (opti < args.length) { 15032 String cmd = args[opti]; 15033 opti++; 15034 // Is this a package name? 15035 if ("android".equals(cmd) || cmd.contains(".")) { 15036 packageName = cmd; 15037 // When dumping a single package, we always dump all of its 15038 // filter information since the amount of data will be reasonable. 15039 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15040 } else if ("check-permission".equals(cmd)) { 15041 if (opti >= args.length) { 15042 pw.println("Error: check-permission missing permission argument"); 15043 return; 15044 } 15045 String perm = args[opti]; 15046 opti++; 15047 if (opti >= args.length) { 15048 pw.println("Error: check-permission missing package argument"); 15049 return; 15050 } 15051 String pkg = args[opti]; 15052 opti++; 15053 int user = UserHandle.getUserId(Binder.getCallingUid()); 15054 if (opti < args.length) { 15055 try { 15056 user = Integer.parseInt(args[opti]); 15057 } catch (NumberFormatException e) { 15058 pw.println("Error: check-permission user argument is not a number: " 15059 + args[opti]); 15060 return; 15061 } 15062 } 15063 pw.println(checkPermission(perm, pkg, user)); 15064 return; 15065 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15066 dumpState.setDump(DumpState.DUMP_LIBS); 15067 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15068 dumpState.setDump(DumpState.DUMP_FEATURES); 15069 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15070 dumpState.setDump(DumpState.DUMP_RESOLVERS); 15071 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15072 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15073 } else if ("permission".equals(cmd)) { 15074 if (opti >= args.length) { 15075 pw.println("Error: permission requires permission name"); 15076 return; 15077 } 15078 permissionNames = new ArraySet<>(); 15079 while (opti < args.length) { 15080 permissionNames.add(args[opti]); 15081 opti++; 15082 } 15083 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15084 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15085 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15086 dumpState.setDump(DumpState.DUMP_PREFERRED); 15087 } else if ("preferred-xml".equals(cmd)) { 15088 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15089 if (opti < args.length && "--full".equals(args[opti])) { 15090 fullPreferred = true; 15091 opti++; 15092 } 15093 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15094 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15095 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15096 dumpState.setDump(DumpState.DUMP_PACKAGES); 15097 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15098 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15099 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15100 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15101 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15102 dumpState.setDump(DumpState.DUMP_MESSAGES); 15103 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15104 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15105 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15106 || "intent-filter-verifiers".equals(cmd)) { 15107 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15108 } else if ("version".equals(cmd)) { 15109 dumpState.setDump(DumpState.DUMP_VERSION); 15110 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15111 dumpState.setDump(DumpState.DUMP_KEYSETS); 15112 } else if ("installs".equals(cmd)) { 15113 dumpState.setDump(DumpState.DUMP_INSTALLS); 15114 } else if ("write".equals(cmd)) { 15115 synchronized (mPackages) { 15116 mSettings.writeLPr(); 15117 pw.println("Settings written."); 15118 return; 15119 } 15120 } 15121 } 15122 15123 if (checkin) { 15124 pw.println("vers,1"); 15125 } 15126 15127 // reader 15128 synchronized (mPackages) { 15129 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15130 if (!checkin) { 15131 if (dumpState.onTitlePrinted()) 15132 pw.println(); 15133 pw.println("Database versions:"); 15134 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15135 } 15136 } 15137 15138 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15139 if (!checkin) { 15140 if (dumpState.onTitlePrinted()) 15141 pw.println(); 15142 pw.println("Verifiers:"); 15143 pw.print(" Required: "); 15144 pw.print(mRequiredVerifierPackage); 15145 pw.print(" (uid="); 15146 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15147 pw.println(")"); 15148 } else if (mRequiredVerifierPackage != null) { 15149 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15150 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15151 } 15152 } 15153 15154 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15155 packageName == null) { 15156 if (mIntentFilterVerifierComponent != null) { 15157 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15158 if (!checkin) { 15159 if (dumpState.onTitlePrinted()) 15160 pw.println(); 15161 pw.println("Intent Filter Verifier:"); 15162 pw.print(" Using: "); 15163 pw.print(verifierPackageName); 15164 pw.print(" (uid="); 15165 pw.print(getPackageUid(verifierPackageName, 0)); 15166 pw.println(")"); 15167 } else if (verifierPackageName != null) { 15168 pw.print("ifv,"); pw.print(verifierPackageName); 15169 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15170 } 15171 } else { 15172 pw.println(); 15173 pw.println("No Intent Filter Verifier available!"); 15174 } 15175 } 15176 15177 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15178 boolean printedHeader = false; 15179 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15180 while (it.hasNext()) { 15181 String name = it.next(); 15182 SharedLibraryEntry ent = mSharedLibraries.get(name); 15183 if (!checkin) { 15184 if (!printedHeader) { 15185 if (dumpState.onTitlePrinted()) 15186 pw.println(); 15187 pw.println("Libraries:"); 15188 printedHeader = true; 15189 } 15190 pw.print(" "); 15191 } else { 15192 pw.print("lib,"); 15193 } 15194 pw.print(name); 15195 if (!checkin) { 15196 pw.print(" -> "); 15197 } 15198 if (ent.path != null) { 15199 if (!checkin) { 15200 pw.print("(jar) "); 15201 pw.print(ent.path); 15202 } else { 15203 pw.print(",jar,"); 15204 pw.print(ent.path); 15205 } 15206 } else { 15207 if (!checkin) { 15208 pw.print("(apk) "); 15209 pw.print(ent.apk); 15210 } else { 15211 pw.print(",apk,"); 15212 pw.print(ent.apk); 15213 } 15214 } 15215 pw.println(); 15216 } 15217 } 15218 15219 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15220 if (dumpState.onTitlePrinted()) 15221 pw.println(); 15222 if (!checkin) { 15223 pw.println("Features:"); 15224 } 15225 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15226 while (it.hasNext()) { 15227 String name = it.next(); 15228 if (!checkin) { 15229 pw.print(" "); 15230 } else { 15231 pw.print("feat,"); 15232 } 15233 pw.println(name); 15234 } 15235 } 15236 15237 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15238 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15239 : "Activity Resolver Table:", " ", packageName, 15240 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15241 dumpState.setTitlePrinted(true); 15242 } 15243 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15244 : "Receiver Resolver Table:", " ", packageName, 15245 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15246 dumpState.setTitlePrinted(true); 15247 } 15248 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15249 : "Service Resolver Table:", " ", packageName, 15250 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15251 dumpState.setTitlePrinted(true); 15252 } 15253 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15254 : "Provider Resolver Table:", " ", packageName, 15255 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15256 dumpState.setTitlePrinted(true); 15257 } 15258 } 15259 15260 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15261 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15262 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15263 int user = mSettings.mPreferredActivities.keyAt(i); 15264 if (pir.dump(pw, 15265 dumpState.getTitlePrinted() 15266 ? "\nPreferred Activities User " + user + ":" 15267 : "Preferred Activities User " + user + ":", " ", 15268 packageName, true, false)) { 15269 dumpState.setTitlePrinted(true); 15270 } 15271 } 15272 } 15273 15274 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15275 pw.flush(); 15276 FileOutputStream fout = new FileOutputStream(fd); 15277 BufferedOutputStream str = new BufferedOutputStream(fout); 15278 XmlSerializer serializer = new FastXmlSerializer(); 15279 try { 15280 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15281 serializer.startDocument(null, true); 15282 serializer.setFeature( 15283 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15284 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15285 serializer.endDocument(); 15286 serializer.flush(); 15287 } catch (IllegalArgumentException e) { 15288 pw.println("Failed writing: " + e); 15289 } catch (IllegalStateException e) { 15290 pw.println("Failed writing: " + e); 15291 } catch (IOException e) { 15292 pw.println("Failed writing: " + e); 15293 } 15294 } 15295 15296 if (!checkin 15297 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15298 && packageName == null) { 15299 pw.println(); 15300 int count = mSettings.mPackages.size(); 15301 if (count == 0) { 15302 pw.println("No applications!"); 15303 pw.println(); 15304 } else { 15305 final String prefix = " "; 15306 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15307 if (allPackageSettings.size() == 0) { 15308 pw.println("No domain preferred apps!"); 15309 pw.println(); 15310 } else { 15311 pw.println("App verification status:"); 15312 pw.println(); 15313 count = 0; 15314 for (PackageSetting ps : allPackageSettings) { 15315 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15316 if (ivi == null || ivi.getPackageName() == null) continue; 15317 pw.println(prefix + "Package: " + ivi.getPackageName()); 15318 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15319 pw.println(prefix + "Status: " + ivi.getStatusString()); 15320 pw.println(); 15321 count++; 15322 } 15323 if (count == 0) { 15324 pw.println(prefix + "No app verification established."); 15325 pw.println(); 15326 } 15327 for (int userId : sUserManager.getUserIds()) { 15328 pw.println("App linkages for user " + userId + ":"); 15329 pw.println(); 15330 count = 0; 15331 for (PackageSetting ps : allPackageSettings) { 15332 final long status = ps.getDomainVerificationStatusForUser(userId); 15333 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15334 continue; 15335 } 15336 pw.println(prefix + "Package: " + ps.name); 15337 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15338 String statusStr = IntentFilterVerificationInfo. 15339 getStatusStringFromValue(status); 15340 pw.println(prefix + "Status: " + statusStr); 15341 pw.println(); 15342 count++; 15343 } 15344 if (count == 0) { 15345 pw.println(prefix + "No configured app linkages."); 15346 pw.println(); 15347 } 15348 } 15349 } 15350 } 15351 } 15352 15353 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15354 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15355 if (packageName == null && permissionNames == null) { 15356 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15357 if (iperm == 0) { 15358 if (dumpState.onTitlePrinted()) 15359 pw.println(); 15360 pw.println("AppOp Permissions:"); 15361 } 15362 pw.print(" AppOp Permission "); 15363 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15364 pw.println(":"); 15365 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15366 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15367 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15368 } 15369 } 15370 } 15371 } 15372 15373 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15374 boolean printedSomething = false; 15375 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15376 if (packageName != null && !packageName.equals(p.info.packageName)) { 15377 continue; 15378 } 15379 if (!printedSomething) { 15380 if (dumpState.onTitlePrinted()) 15381 pw.println(); 15382 pw.println("Registered ContentProviders:"); 15383 printedSomething = true; 15384 } 15385 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15386 pw.print(" "); pw.println(p.toString()); 15387 } 15388 printedSomething = false; 15389 for (Map.Entry<String, PackageParser.Provider> entry : 15390 mProvidersByAuthority.entrySet()) { 15391 PackageParser.Provider p = entry.getValue(); 15392 if (packageName != null && !packageName.equals(p.info.packageName)) { 15393 continue; 15394 } 15395 if (!printedSomething) { 15396 if (dumpState.onTitlePrinted()) 15397 pw.println(); 15398 pw.println("ContentProvider Authorities:"); 15399 printedSomething = true; 15400 } 15401 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15402 pw.print(" "); pw.println(p.toString()); 15403 if (p.info != null && p.info.applicationInfo != null) { 15404 final String appInfo = p.info.applicationInfo.toString(); 15405 pw.print(" applicationInfo="); pw.println(appInfo); 15406 } 15407 } 15408 } 15409 15410 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15411 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15412 } 15413 15414 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15415 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15416 } 15417 15418 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15419 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15420 } 15421 15422 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15423 // XXX should handle packageName != null by dumping only install data that 15424 // the given package is involved with. 15425 if (dumpState.onTitlePrinted()) pw.println(); 15426 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15427 } 15428 15429 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15430 if (dumpState.onTitlePrinted()) pw.println(); 15431 mSettings.dumpReadMessagesLPr(pw, dumpState); 15432 15433 pw.println(); 15434 pw.println("Package warning messages:"); 15435 BufferedReader in = null; 15436 String line = null; 15437 try { 15438 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15439 while ((line = in.readLine()) != null) { 15440 if (line.contains("ignored: updated version")) continue; 15441 pw.println(line); 15442 } 15443 } catch (IOException ignored) { 15444 } finally { 15445 IoUtils.closeQuietly(in); 15446 } 15447 } 15448 15449 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15450 BufferedReader in = null; 15451 String line = null; 15452 try { 15453 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15454 while ((line = in.readLine()) != null) { 15455 if (line.contains("ignored: updated version")) continue; 15456 pw.print("msg,"); 15457 pw.println(line); 15458 } 15459 } catch (IOException ignored) { 15460 } finally { 15461 IoUtils.closeQuietly(in); 15462 } 15463 } 15464 } 15465 } 15466 15467 private String dumpDomainString(String packageName) { 15468 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15469 List<IntentFilter> filters = getAllIntentFilters(packageName); 15470 15471 ArraySet<String> result = new ArraySet<>(); 15472 if (iviList.size() > 0) { 15473 for (IntentFilterVerificationInfo ivi : iviList) { 15474 for (String host : ivi.getDomains()) { 15475 result.add(host); 15476 } 15477 } 15478 } 15479 if (filters != null && filters.size() > 0) { 15480 for (IntentFilter filter : filters) { 15481 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15482 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15483 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15484 result.addAll(filter.getHostsList()); 15485 } 15486 } 15487 } 15488 15489 StringBuilder sb = new StringBuilder(result.size() * 16); 15490 for (String domain : result) { 15491 if (sb.length() > 0) sb.append(" "); 15492 sb.append(domain); 15493 } 15494 return sb.toString(); 15495 } 15496 15497 // ------- apps on sdcard specific code ------- 15498 static final boolean DEBUG_SD_INSTALL = false; 15499 15500 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15501 15502 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15503 15504 private boolean mMediaMounted = false; 15505 15506 static String getEncryptKey() { 15507 try { 15508 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15509 SD_ENCRYPTION_KEYSTORE_NAME); 15510 if (sdEncKey == null) { 15511 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15512 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15513 if (sdEncKey == null) { 15514 Slog.e(TAG, "Failed to create encryption keys"); 15515 return null; 15516 } 15517 } 15518 return sdEncKey; 15519 } catch (NoSuchAlgorithmException nsae) { 15520 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15521 return null; 15522 } catch (IOException ioe) { 15523 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15524 return null; 15525 } 15526 } 15527 15528 /* 15529 * Update media status on PackageManager. 15530 */ 15531 @Override 15532 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15533 int callingUid = Binder.getCallingUid(); 15534 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15535 throw new SecurityException("Media status can only be updated by the system"); 15536 } 15537 // reader; this apparently protects mMediaMounted, but should probably 15538 // be a different lock in that case. 15539 synchronized (mPackages) { 15540 Log.i(TAG, "Updating external media status from " 15541 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15542 + (mediaStatus ? "mounted" : "unmounted")); 15543 if (DEBUG_SD_INSTALL) 15544 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15545 + ", mMediaMounted=" + mMediaMounted); 15546 if (mediaStatus == mMediaMounted) { 15547 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15548 : 0, -1); 15549 mHandler.sendMessage(msg); 15550 return; 15551 } 15552 mMediaMounted = mediaStatus; 15553 } 15554 // Queue up an async operation since the package installation may take a 15555 // little while. 15556 mHandler.post(new Runnable() { 15557 public void run() { 15558 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15559 } 15560 }); 15561 } 15562 15563 /** 15564 * Called by MountService when the initial ASECs to scan are available. 15565 * Should block until all the ASEC containers are finished being scanned. 15566 */ 15567 public void scanAvailableAsecs() { 15568 updateExternalMediaStatusInner(true, false, false); 15569 if (mShouldRestoreconData) { 15570 SELinuxMMAC.setRestoreconDone(); 15571 mShouldRestoreconData = false; 15572 } 15573 } 15574 15575 /* 15576 * Collect information of applications on external media, map them against 15577 * existing containers and update information based on current mount status. 15578 * Please note that we always have to report status if reportStatus has been 15579 * set to true especially when unloading packages. 15580 */ 15581 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15582 boolean externalStorage) { 15583 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15584 int[] uidArr = EmptyArray.INT; 15585 15586 final String[] list = PackageHelper.getSecureContainerList(); 15587 if (ArrayUtils.isEmpty(list)) { 15588 Log.i(TAG, "No secure containers found"); 15589 } else { 15590 // Process list of secure containers and categorize them 15591 // as active or stale based on their package internal state. 15592 15593 // reader 15594 synchronized (mPackages) { 15595 for (String cid : list) { 15596 // Leave stages untouched for now; installer service owns them 15597 if (PackageInstallerService.isStageName(cid)) continue; 15598 15599 if (DEBUG_SD_INSTALL) 15600 Log.i(TAG, "Processing container " + cid); 15601 String pkgName = getAsecPackageName(cid); 15602 if (pkgName == null) { 15603 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15604 continue; 15605 } 15606 if (DEBUG_SD_INSTALL) 15607 Log.i(TAG, "Looking for pkg : " + pkgName); 15608 15609 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15610 if (ps == null) { 15611 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15612 continue; 15613 } 15614 15615 /* 15616 * Skip packages that are not external if we're unmounting 15617 * external storage. 15618 */ 15619 if (externalStorage && !isMounted && !isExternal(ps)) { 15620 continue; 15621 } 15622 15623 final AsecInstallArgs args = new AsecInstallArgs(cid, 15624 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15625 // The package status is changed only if the code path 15626 // matches between settings and the container id. 15627 if (ps.codePathString != null 15628 && ps.codePathString.startsWith(args.getCodePath())) { 15629 if (DEBUG_SD_INSTALL) { 15630 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15631 + " at code path: " + ps.codePathString); 15632 } 15633 15634 // We do have a valid package installed on sdcard 15635 processCids.put(args, ps.codePathString); 15636 final int uid = ps.appId; 15637 if (uid != -1) { 15638 uidArr = ArrayUtils.appendInt(uidArr, uid); 15639 } 15640 } else { 15641 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15642 + ps.codePathString); 15643 } 15644 } 15645 } 15646 15647 Arrays.sort(uidArr); 15648 } 15649 15650 // Process packages with valid entries. 15651 if (isMounted) { 15652 if (DEBUG_SD_INSTALL) 15653 Log.i(TAG, "Loading packages"); 15654 loadMediaPackages(processCids, uidArr); 15655 startCleaningPackages(); 15656 mInstallerService.onSecureContainersAvailable(); 15657 } else { 15658 if (DEBUG_SD_INSTALL) 15659 Log.i(TAG, "Unloading packages"); 15660 unloadMediaPackages(processCids, uidArr, reportStatus); 15661 } 15662 } 15663 15664 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15665 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15666 final int size = infos.size(); 15667 final String[] packageNames = new String[size]; 15668 final int[] packageUids = new int[size]; 15669 for (int i = 0; i < size; i++) { 15670 final ApplicationInfo info = infos.get(i); 15671 packageNames[i] = info.packageName; 15672 packageUids[i] = info.uid; 15673 } 15674 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15675 finishedReceiver); 15676 } 15677 15678 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15679 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15680 sendResourcesChangedBroadcast(mediaStatus, replacing, 15681 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15682 } 15683 15684 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15685 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15686 int size = pkgList.length; 15687 if (size > 0) { 15688 // Send broadcasts here 15689 Bundle extras = new Bundle(); 15690 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15691 if (uidArr != null) { 15692 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15693 } 15694 if (replacing) { 15695 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15696 } 15697 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15698 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15699 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15700 } 15701 } 15702 15703 /* 15704 * Look at potentially valid container ids from processCids If package 15705 * information doesn't match the one on record or package scanning fails, 15706 * the cid is added to list of removeCids. We currently don't delete stale 15707 * containers. 15708 */ 15709 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15710 ArrayList<String> pkgList = new ArrayList<String>(); 15711 Set<AsecInstallArgs> keys = processCids.keySet(); 15712 15713 for (AsecInstallArgs args : keys) { 15714 String codePath = processCids.get(args); 15715 if (DEBUG_SD_INSTALL) 15716 Log.i(TAG, "Loading container : " + args.cid); 15717 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15718 try { 15719 // Make sure there are no container errors first. 15720 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15721 Slog.e(TAG, "Failed to mount cid : " + args.cid 15722 + " when installing from sdcard"); 15723 continue; 15724 } 15725 // Check code path here. 15726 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15727 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15728 + " does not match one in settings " + codePath); 15729 continue; 15730 } 15731 // Parse package 15732 int parseFlags = mDefParseFlags; 15733 if (args.isExternalAsec()) { 15734 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15735 } 15736 if (args.isFwdLocked()) { 15737 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15738 } 15739 15740 synchronized (mInstallLock) { 15741 PackageParser.Package pkg = null; 15742 try { 15743 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 15744 } catch (PackageManagerException e) { 15745 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15746 } 15747 // Scan the package 15748 if (pkg != null) { 15749 /* 15750 * TODO why is the lock being held? doPostInstall is 15751 * called in other places without the lock. This needs 15752 * to be straightened out. 15753 */ 15754 // writer 15755 synchronized (mPackages) { 15756 retCode = PackageManager.INSTALL_SUCCEEDED; 15757 pkgList.add(pkg.packageName); 15758 // Post process args 15759 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15760 pkg.applicationInfo.uid); 15761 } 15762 } else { 15763 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15764 } 15765 } 15766 15767 } finally { 15768 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15769 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15770 } 15771 } 15772 } 15773 // writer 15774 synchronized (mPackages) { 15775 // If the platform SDK has changed since the last time we booted, 15776 // we need to re-grant app permission to catch any new ones that 15777 // appear. This is really a hack, and means that apps can in some 15778 // cases get permissions that the user didn't initially explicitly 15779 // allow... it would be nice to have some better way to handle 15780 // this situation. 15781 final VersionInfo ver = mSettings.getExternalVersion(); 15782 15783 int updateFlags = UPDATE_PERMISSIONS_ALL; 15784 if (ver.sdkVersion != mSdkVersion) { 15785 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15786 + mSdkVersion + "; regranting permissions for external"); 15787 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15788 } 15789 updatePermissionsLPw(null, null, updateFlags); 15790 15791 // Yay, everything is now upgraded 15792 ver.forceCurrent(); 15793 15794 // can downgrade to reader 15795 // Persist settings 15796 mSettings.writeLPr(); 15797 } 15798 // Send a broadcast to let everyone know we are done processing 15799 if (pkgList.size() > 0) { 15800 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15801 } 15802 } 15803 15804 /* 15805 * Utility method to unload a list of specified containers 15806 */ 15807 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15808 // Just unmount all valid containers. 15809 for (AsecInstallArgs arg : cidArgs) { 15810 synchronized (mInstallLock) { 15811 arg.doPostDeleteLI(false); 15812 } 15813 } 15814 } 15815 15816 /* 15817 * Unload packages mounted on external media. This involves deleting package 15818 * data from internal structures, sending broadcasts about diabled packages, 15819 * gc'ing to free up references, unmounting all secure containers 15820 * corresponding to packages on external media, and posting a 15821 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15822 * that we always have to post this message if status has been requested no 15823 * matter what. 15824 */ 15825 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15826 final boolean reportStatus) { 15827 if (DEBUG_SD_INSTALL) 15828 Log.i(TAG, "unloading media packages"); 15829 ArrayList<String> pkgList = new ArrayList<String>(); 15830 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15831 final Set<AsecInstallArgs> keys = processCids.keySet(); 15832 for (AsecInstallArgs args : keys) { 15833 String pkgName = args.getPackageName(); 15834 if (DEBUG_SD_INSTALL) 15835 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15836 // Delete package internally 15837 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15838 synchronized (mInstallLock) { 15839 boolean res = deletePackageLI(pkgName, null, false, null, null, 15840 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15841 if (res) { 15842 pkgList.add(pkgName); 15843 } else { 15844 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15845 failedList.add(args); 15846 } 15847 } 15848 } 15849 15850 // reader 15851 synchronized (mPackages) { 15852 // We didn't update the settings after removing each package; 15853 // write them now for all packages. 15854 mSettings.writeLPr(); 15855 } 15856 15857 // We have to absolutely send UPDATED_MEDIA_STATUS only 15858 // after confirming that all the receivers processed the ordered 15859 // broadcast when packages get disabled, force a gc to clean things up. 15860 // and unload all the containers. 15861 if (pkgList.size() > 0) { 15862 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15863 new IIntentReceiver.Stub() { 15864 public void performReceive(Intent intent, int resultCode, String data, 15865 Bundle extras, boolean ordered, boolean sticky, 15866 int sendingUser) throws RemoteException { 15867 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15868 reportStatus ? 1 : 0, 1, keys); 15869 mHandler.sendMessage(msg); 15870 } 15871 }); 15872 } else { 15873 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15874 keys); 15875 mHandler.sendMessage(msg); 15876 } 15877 } 15878 15879 private void loadPrivatePackages(final VolumeInfo vol) { 15880 mHandler.post(new Runnable() { 15881 @Override 15882 public void run() { 15883 loadPrivatePackagesInner(vol); 15884 } 15885 }); 15886 } 15887 15888 private void loadPrivatePackagesInner(VolumeInfo vol) { 15889 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15890 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15891 15892 final VersionInfo ver; 15893 final List<PackageSetting> packages; 15894 synchronized (mPackages) { 15895 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15896 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15897 } 15898 15899 for (PackageSetting ps : packages) { 15900 synchronized (mInstallLock) { 15901 final PackageParser.Package pkg; 15902 try { 15903 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15904 loaded.add(pkg.applicationInfo); 15905 } catch (PackageManagerException e) { 15906 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15907 } 15908 15909 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15910 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15911 } 15912 } 15913 } 15914 15915 synchronized (mPackages) { 15916 int updateFlags = UPDATE_PERMISSIONS_ALL; 15917 if (ver.sdkVersion != mSdkVersion) { 15918 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15919 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15920 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15921 } 15922 updatePermissionsLPw(null, null, updateFlags); 15923 15924 // Yay, everything is now upgraded 15925 ver.forceCurrent(); 15926 15927 mSettings.writeLPr(); 15928 } 15929 15930 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15931 sendResourcesChangedBroadcast(true, false, loaded, null); 15932 } 15933 15934 private void unloadPrivatePackages(final VolumeInfo vol) { 15935 mHandler.post(new Runnable() { 15936 @Override 15937 public void run() { 15938 unloadPrivatePackagesInner(vol); 15939 } 15940 }); 15941 } 15942 15943 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15944 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15945 synchronized (mInstallLock) { 15946 synchronized (mPackages) { 15947 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15948 for (PackageSetting ps : packages) { 15949 if (ps.pkg == null) continue; 15950 15951 final ApplicationInfo info = ps.pkg.applicationInfo; 15952 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15953 if (deletePackageLI(ps.name, null, false, null, null, 15954 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15955 unloaded.add(info); 15956 } else { 15957 Slog.w(TAG, "Failed to unload " + ps.codePath); 15958 } 15959 } 15960 15961 mSettings.writeLPr(); 15962 } 15963 } 15964 15965 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15966 sendResourcesChangedBroadcast(false, false, unloaded, null); 15967 } 15968 15969 /** 15970 * Examine all users present on given mounted volume, and destroy data 15971 * belonging to users that are no longer valid, or whose user ID has been 15972 * recycled. 15973 */ 15974 private void reconcileUsers(String volumeUuid) { 15975 final File[] files = FileUtils 15976 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15977 for (File file : files) { 15978 if (!file.isDirectory()) continue; 15979 15980 final int userId; 15981 final UserInfo info; 15982 try { 15983 userId = Integer.parseInt(file.getName()); 15984 info = sUserManager.getUserInfo(userId); 15985 } catch (NumberFormatException e) { 15986 Slog.w(TAG, "Invalid user directory " + file); 15987 continue; 15988 } 15989 15990 boolean destroyUser = false; 15991 if (info == null) { 15992 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15993 + " because no matching user was found"); 15994 destroyUser = true; 15995 } else { 15996 try { 15997 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15998 } catch (IOException e) { 15999 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16000 + " because we failed to enforce serial number: " + e); 16001 destroyUser = true; 16002 } 16003 } 16004 16005 if (destroyUser) { 16006 synchronized (mInstallLock) { 16007 mInstaller.removeUserDataDirs(volumeUuid, userId); 16008 } 16009 } 16010 } 16011 16012 final UserManager um = mContext.getSystemService(UserManager.class); 16013 for (UserInfo user : um.getUsers()) { 16014 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16015 if (userDir.exists()) continue; 16016 16017 try { 16018 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 16019 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16020 } catch (IOException e) { 16021 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16022 } 16023 } 16024 } 16025 16026 /** 16027 * Examine all apps present on given mounted volume, and destroy apps that 16028 * aren't expected, either due to uninstallation or reinstallation on 16029 * another volume. 16030 */ 16031 private void reconcileApps(String volumeUuid) { 16032 final File[] files = FileUtils 16033 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16034 for (File file : files) { 16035 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16036 && !PackageInstallerService.isStageName(file.getName()); 16037 if (!isPackage) { 16038 // Ignore entries which are not packages 16039 continue; 16040 } 16041 16042 boolean destroyApp = false; 16043 String packageName = null; 16044 try { 16045 final PackageLite pkg = PackageParser.parsePackageLite(file, 16046 PackageParser.PARSE_MUST_BE_APK); 16047 packageName = pkg.packageName; 16048 16049 synchronized (mPackages) { 16050 final PackageSetting ps = mSettings.mPackages.get(packageName); 16051 if (ps == null) { 16052 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16053 + volumeUuid + " because we found no install record"); 16054 destroyApp = true; 16055 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16056 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16057 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16058 destroyApp = true; 16059 } 16060 } 16061 16062 } catch (PackageParserException e) { 16063 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16064 destroyApp = true; 16065 } 16066 16067 if (destroyApp) { 16068 synchronized (mInstallLock) { 16069 if (packageName != null) { 16070 removeDataDirsLI(volumeUuid, packageName); 16071 } 16072 if (file.isDirectory()) { 16073 mInstaller.rmPackageDir(file.getAbsolutePath()); 16074 } else { 16075 file.delete(); 16076 } 16077 } 16078 } 16079 } 16080 } 16081 16082 private void unfreezePackage(String packageName) { 16083 synchronized (mPackages) { 16084 final PackageSetting ps = mSettings.mPackages.get(packageName); 16085 if (ps != null) { 16086 ps.frozen = false; 16087 } 16088 } 16089 } 16090 16091 @Override 16092 public int movePackage(final String packageName, final String volumeUuid) { 16093 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16094 16095 final int moveId = mNextMoveId.getAndIncrement(); 16096 try { 16097 movePackageInternal(packageName, volumeUuid, moveId); 16098 } catch (PackageManagerException e) { 16099 Slog.w(TAG, "Failed to move " + packageName, e); 16100 mMoveCallbacks.notifyStatusChanged(moveId, 16101 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16102 } 16103 return moveId; 16104 } 16105 16106 private void movePackageInternal(final String packageName, final String volumeUuid, 16107 final int moveId) throws PackageManagerException { 16108 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16109 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16110 final PackageManager pm = mContext.getPackageManager(); 16111 16112 final boolean currentAsec; 16113 final String currentVolumeUuid; 16114 final File codeFile; 16115 final String installerPackageName; 16116 final String packageAbiOverride; 16117 final int appId; 16118 final String seinfo; 16119 final String label; 16120 16121 // reader 16122 synchronized (mPackages) { 16123 final PackageParser.Package pkg = mPackages.get(packageName); 16124 final PackageSetting ps = mSettings.mPackages.get(packageName); 16125 if (pkg == null || ps == null) { 16126 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16127 } 16128 16129 if (pkg.applicationInfo.isSystemApp()) { 16130 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16131 "Cannot move system application"); 16132 } 16133 16134 if (pkg.applicationInfo.isExternalAsec()) { 16135 currentAsec = true; 16136 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16137 } else if (pkg.applicationInfo.isForwardLocked()) { 16138 currentAsec = true; 16139 currentVolumeUuid = "forward_locked"; 16140 } else { 16141 currentAsec = false; 16142 currentVolumeUuid = ps.volumeUuid; 16143 16144 final File probe = new File(pkg.codePath); 16145 final File probeOat = new File(probe, "oat"); 16146 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16147 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16148 "Move only supported for modern cluster style installs"); 16149 } 16150 } 16151 16152 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16153 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16154 "Package already moved to " + volumeUuid); 16155 } 16156 16157 if (ps.frozen) { 16158 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16159 "Failed to move already frozen package"); 16160 } 16161 ps.frozen = true; 16162 16163 codeFile = new File(pkg.codePath); 16164 installerPackageName = ps.installerPackageName; 16165 packageAbiOverride = ps.cpuAbiOverrideString; 16166 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16167 seinfo = pkg.applicationInfo.seinfo; 16168 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16169 } 16170 16171 // Now that we're guarded by frozen state, kill app during move 16172 final long token = Binder.clearCallingIdentity(); 16173 try { 16174 killApplication(packageName, appId, "move pkg"); 16175 } finally { 16176 Binder.restoreCallingIdentity(token); 16177 } 16178 16179 final Bundle extras = new Bundle(); 16180 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16181 extras.putString(Intent.EXTRA_TITLE, label); 16182 mMoveCallbacks.notifyCreated(moveId, extras); 16183 16184 int installFlags; 16185 final boolean moveCompleteApp; 16186 final File measurePath; 16187 16188 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16189 installFlags = INSTALL_INTERNAL; 16190 moveCompleteApp = !currentAsec; 16191 measurePath = Environment.getDataAppDirectory(volumeUuid); 16192 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16193 installFlags = INSTALL_EXTERNAL; 16194 moveCompleteApp = false; 16195 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16196 } else { 16197 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16198 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16199 || !volume.isMountedWritable()) { 16200 unfreezePackage(packageName); 16201 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16202 "Move location not mounted private volume"); 16203 } 16204 16205 Preconditions.checkState(!currentAsec); 16206 16207 installFlags = INSTALL_INTERNAL; 16208 moveCompleteApp = true; 16209 measurePath = Environment.getDataAppDirectory(volumeUuid); 16210 } 16211 16212 final PackageStats stats = new PackageStats(null, -1); 16213 synchronized (mInstaller) { 16214 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16215 unfreezePackage(packageName); 16216 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16217 "Failed to measure package size"); 16218 } 16219 } 16220 16221 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16222 + stats.dataSize); 16223 16224 final long startFreeBytes = measurePath.getFreeSpace(); 16225 final long sizeBytes; 16226 if (moveCompleteApp) { 16227 sizeBytes = stats.codeSize + stats.dataSize; 16228 } else { 16229 sizeBytes = stats.codeSize; 16230 } 16231 16232 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16233 unfreezePackage(packageName); 16234 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16235 "Not enough free space to move"); 16236 } 16237 16238 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16239 16240 final CountDownLatch installedLatch = new CountDownLatch(1); 16241 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16242 @Override 16243 public void onUserActionRequired(Intent intent) throws RemoteException { 16244 throw new IllegalStateException(); 16245 } 16246 16247 @Override 16248 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16249 Bundle extras) throws RemoteException { 16250 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16251 + PackageManager.installStatusToString(returnCode, msg)); 16252 16253 installedLatch.countDown(); 16254 16255 // Regardless of success or failure of the move operation, 16256 // always unfreeze the package 16257 unfreezePackage(packageName); 16258 16259 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16260 switch (status) { 16261 case PackageInstaller.STATUS_SUCCESS: 16262 mMoveCallbacks.notifyStatusChanged(moveId, 16263 PackageManager.MOVE_SUCCEEDED); 16264 break; 16265 case PackageInstaller.STATUS_FAILURE_STORAGE: 16266 mMoveCallbacks.notifyStatusChanged(moveId, 16267 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16268 break; 16269 default: 16270 mMoveCallbacks.notifyStatusChanged(moveId, 16271 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16272 break; 16273 } 16274 } 16275 }; 16276 16277 final MoveInfo move; 16278 if (moveCompleteApp) { 16279 // Kick off a thread to report progress estimates 16280 new Thread() { 16281 @Override 16282 public void run() { 16283 while (true) { 16284 try { 16285 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16286 break; 16287 } 16288 } catch (InterruptedException ignored) { 16289 } 16290 16291 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16292 final int progress = 10 + (int) MathUtils.constrain( 16293 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16294 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16295 } 16296 } 16297 }.start(); 16298 16299 final String dataAppName = codeFile.getName(); 16300 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16301 dataAppName, appId, seinfo); 16302 } else { 16303 move = null; 16304 } 16305 16306 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16307 16308 final Message msg = mHandler.obtainMessage(INIT_COPY); 16309 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16310 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16311 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16312 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16313 msg.obj = params; 16314 16315 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16316 System.identityHashCode(msg.obj)); 16317 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16318 System.identityHashCode(msg.obj)); 16319 16320 mHandler.sendMessage(msg); 16321 } 16322 16323 @Override 16324 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16325 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16326 16327 final int realMoveId = mNextMoveId.getAndIncrement(); 16328 final Bundle extras = new Bundle(); 16329 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16330 mMoveCallbacks.notifyCreated(realMoveId, extras); 16331 16332 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16333 @Override 16334 public void onCreated(int moveId, Bundle extras) { 16335 // Ignored 16336 } 16337 16338 @Override 16339 public void onStatusChanged(int moveId, int status, long estMillis) { 16340 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16341 } 16342 }; 16343 16344 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16345 storage.setPrimaryStorageUuid(volumeUuid, callback); 16346 return realMoveId; 16347 } 16348 16349 @Override 16350 public int getMoveStatus(int moveId) { 16351 mContext.enforceCallingOrSelfPermission( 16352 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16353 return mMoveCallbacks.mLastStatus.get(moveId); 16354 } 16355 16356 @Override 16357 public void registerMoveCallback(IPackageMoveObserver callback) { 16358 mContext.enforceCallingOrSelfPermission( 16359 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16360 mMoveCallbacks.register(callback); 16361 } 16362 16363 @Override 16364 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16365 mContext.enforceCallingOrSelfPermission( 16366 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16367 mMoveCallbacks.unregister(callback); 16368 } 16369 16370 @Override 16371 public boolean setInstallLocation(int loc) { 16372 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16373 null); 16374 if (getInstallLocation() == loc) { 16375 return true; 16376 } 16377 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16378 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16379 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16380 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16381 return true; 16382 } 16383 return false; 16384 } 16385 16386 @Override 16387 public int getInstallLocation() { 16388 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16389 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16390 PackageHelper.APP_INSTALL_AUTO); 16391 } 16392 16393 /** Called by UserManagerService */ 16394 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16395 mDirtyUsers.remove(userHandle); 16396 mSettings.removeUserLPw(userHandle); 16397 mPendingBroadcasts.remove(userHandle); 16398 if (mInstaller != null) { 16399 // Technically, we shouldn't be doing this with the package lock 16400 // held. However, this is very rare, and there is already so much 16401 // other disk I/O going on, that we'll let it slide for now. 16402 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16403 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16404 final String volumeUuid = vol.getFsUuid(); 16405 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16406 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16407 } 16408 } 16409 mUserNeedsBadging.delete(userHandle); 16410 removeUnusedPackagesLILPw(userManager, userHandle); 16411 } 16412 16413 /** 16414 * We're removing userHandle and would like to remove any downloaded packages 16415 * that are no longer in use by any other user. 16416 * @param userHandle the user being removed 16417 */ 16418 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16419 final boolean DEBUG_CLEAN_APKS = false; 16420 int [] users = userManager.getUserIdsLPr(); 16421 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16422 while (psit.hasNext()) { 16423 PackageSetting ps = psit.next(); 16424 if (ps.pkg == null) { 16425 continue; 16426 } 16427 final String packageName = ps.pkg.packageName; 16428 // Skip over if system app 16429 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16430 continue; 16431 } 16432 if (DEBUG_CLEAN_APKS) { 16433 Slog.i(TAG, "Checking package " + packageName); 16434 } 16435 boolean keep = false; 16436 for (int i = 0; i < users.length; i++) { 16437 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16438 keep = true; 16439 if (DEBUG_CLEAN_APKS) { 16440 Slog.i(TAG, " Keeping package " + packageName + " for user " 16441 + users[i]); 16442 } 16443 break; 16444 } 16445 } 16446 if (!keep) { 16447 if (DEBUG_CLEAN_APKS) { 16448 Slog.i(TAG, " Removing package " + packageName); 16449 } 16450 mHandler.post(new Runnable() { 16451 public void run() { 16452 deletePackageX(packageName, userHandle, 0); 16453 } //end run 16454 }); 16455 } 16456 } 16457 } 16458 16459 /** Called by UserManagerService */ 16460 void createNewUserLILPw(int userHandle) { 16461 if (mInstaller != null) { 16462 mInstaller.createUserConfig(userHandle); 16463 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16464 applyFactoryDefaultBrowserLPw(userHandle); 16465 primeDomainVerificationsLPw(userHandle); 16466 } 16467 } 16468 16469 void newUserCreated(final int userHandle) { 16470 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16471 } 16472 16473 @Override 16474 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16475 mContext.enforceCallingOrSelfPermission( 16476 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16477 "Only package verification agents can read the verifier device identity"); 16478 16479 synchronized (mPackages) { 16480 return mSettings.getVerifierDeviceIdentityLPw(); 16481 } 16482 } 16483 16484 @Override 16485 public void setPermissionEnforced(String permission, boolean enforced) { 16486 // TODO: Now that we no longer change GID for storage, this should to away. 16487 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16488 "setPermissionEnforced"); 16489 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16490 synchronized (mPackages) { 16491 if (mSettings.mReadExternalStorageEnforced == null 16492 || mSettings.mReadExternalStorageEnforced != enforced) { 16493 mSettings.mReadExternalStorageEnforced = enforced; 16494 mSettings.writeLPr(); 16495 } 16496 } 16497 // kill any non-foreground processes so we restart them and 16498 // grant/revoke the GID. 16499 final IActivityManager am = ActivityManagerNative.getDefault(); 16500 if (am != null) { 16501 final long token = Binder.clearCallingIdentity(); 16502 try { 16503 am.killProcessesBelowForeground("setPermissionEnforcement"); 16504 } catch (RemoteException e) { 16505 } finally { 16506 Binder.restoreCallingIdentity(token); 16507 } 16508 } 16509 } else { 16510 throw new IllegalArgumentException("No selective enforcement for " + permission); 16511 } 16512 } 16513 16514 @Override 16515 @Deprecated 16516 public boolean isPermissionEnforced(String permission) { 16517 return true; 16518 } 16519 16520 @Override 16521 public boolean isStorageLow() { 16522 final long token = Binder.clearCallingIdentity(); 16523 try { 16524 final DeviceStorageMonitorInternal 16525 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16526 if (dsm != null) { 16527 return dsm.isMemoryLow(); 16528 } else { 16529 return false; 16530 } 16531 } finally { 16532 Binder.restoreCallingIdentity(token); 16533 } 16534 } 16535 16536 @Override 16537 public IPackageInstaller getPackageInstaller() { 16538 return mInstallerService; 16539 } 16540 16541 private boolean userNeedsBadging(int userId) { 16542 int index = mUserNeedsBadging.indexOfKey(userId); 16543 if (index < 0) { 16544 final UserInfo userInfo; 16545 final long token = Binder.clearCallingIdentity(); 16546 try { 16547 userInfo = sUserManager.getUserInfo(userId); 16548 } finally { 16549 Binder.restoreCallingIdentity(token); 16550 } 16551 final boolean b; 16552 if (userInfo != null && userInfo.isManagedProfile()) { 16553 b = true; 16554 } else { 16555 b = false; 16556 } 16557 mUserNeedsBadging.put(userId, b); 16558 return b; 16559 } 16560 return mUserNeedsBadging.valueAt(index); 16561 } 16562 16563 @Override 16564 public KeySet getKeySetByAlias(String packageName, String alias) { 16565 if (packageName == null || alias == null) { 16566 return null; 16567 } 16568 synchronized(mPackages) { 16569 final PackageParser.Package pkg = mPackages.get(packageName); 16570 if (pkg == null) { 16571 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16572 throw new IllegalArgumentException("Unknown package: " + packageName); 16573 } 16574 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16575 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16576 } 16577 } 16578 16579 @Override 16580 public KeySet getSigningKeySet(String packageName) { 16581 if (packageName == null) { 16582 return null; 16583 } 16584 synchronized(mPackages) { 16585 final PackageParser.Package pkg = mPackages.get(packageName); 16586 if (pkg == null) { 16587 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16588 throw new IllegalArgumentException("Unknown package: " + packageName); 16589 } 16590 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16591 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16592 throw new SecurityException("May not access signing KeySet of other apps."); 16593 } 16594 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16595 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16596 } 16597 } 16598 16599 @Override 16600 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16601 if (packageName == null || ks == null) { 16602 return false; 16603 } 16604 synchronized(mPackages) { 16605 final PackageParser.Package pkg = mPackages.get(packageName); 16606 if (pkg == null) { 16607 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16608 throw new IllegalArgumentException("Unknown package: " + packageName); 16609 } 16610 IBinder ksh = ks.getToken(); 16611 if (ksh instanceof KeySetHandle) { 16612 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16613 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16614 } 16615 return false; 16616 } 16617 } 16618 16619 @Override 16620 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16621 if (packageName == null || ks == null) { 16622 return false; 16623 } 16624 synchronized(mPackages) { 16625 final PackageParser.Package pkg = mPackages.get(packageName); 16626 if (pkg == null) { 16627 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16628 throw new IllegalArgumentException("Unknown package: " + packageName); 16629 } 16630 IBinder ksh = ks.getToken(); 16631 if (ksh instanceof KeySetHandle) { 16632 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16633 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16634 } 16635 return false; 16636 } 16637 } 16638 16639 public void getUsageStatsIfNoPackageUsageInfo() { 16640 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16641 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16642 if (usm == null) { 16643 throw new IllegalStateException("UsageStatsManager must be initialized"); 16644 } 16645 long now = System.currentTimeMillis(); 16646 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16647 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16648 String packageName = entry.getKey(); 16649 PackageParser.Package pkg = mPackages.get(packageName); 16650 if (pkg == null) { 16651 continue; 16652 } 16653 UsageStats usage = entry.getValue(); 16654 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16655 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16656 } 16657 } 16658 } 16659 16660 /** 16661 * Check and throw if the given before/after packages would be considered a 16662 * downgrade. 16663 */ 16664 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16665 throws PackageManagerException { 16666 if (after.versionCode < before.mVersionCode) { 16667 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16668 "Update version code " + after.versionCode + " is older than current " 16669 + before.mVersionCode); 16670 } else if (after.versionCode == before.mVersionCode) { 16671 if (after.baseRevisionCode < before.baseRevisionCode) { 16672 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16673 "Update base revision code " + after.baseRevisionCode 16674 + " is older than current " + before.baseRevisionCode); 16675 } 16676 16677 if (!ArrayUtils.isEmpty(after.splitNames)) { 16678 for (int i = 0; i < after.splitNames.length; i++) { 16679 final String splitName = after.splitNames[i]; 16680 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16681 if (j != -1) { 16682 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16683 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16684 "Update split " + splitName + " revision code " 16685 + after.splitRevisionCodes[i] + " is older than current " 16686 + before.splitRevisionCodes[j]); 16687 } 16688 } 16689 } 16690 } 16691 } 16692 } 16693 16694 private static class MoveCallbacks extends Handler { 16695 private static final int MSG_CREATED = 1; 16696 private static final int MSG_STATUS_CHANGED = 2; 16697 16698 private final RemoteCallbackList<IPackageMoveObserver> 16699 mCallbacks = new RemoteCallbackList<>(); 16700 16701 private final SparseIntArray mLastStatus = new SparseIntArray(); 16702 16703 public MoveCallbacks(Looper looper) { 16704 super(looper); 16705 } 16706 16707 public void register(IPackageMoveObserver callback) { 16708 mCallbacks.register(callback); 16709 } 16710 16711 public void unregister(IPackageMoveObserver callback) { 16712 mCallbacks.unregister(callback); 16713 } 16714 16715 @Override 16716 public void handleMessage(Message msg) { 16717 final SomeArgs args = (SomeArgs) msg.obj; 16718 final int n = mCallbacks.beginBroadcast(); 16719 for (int i = 0; i < n; i++) { 16720 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16721 try { 16722 invokeCallback(callback, msg.what, args); 16723 } catch (RemoteException ignored) { 16724 } 16725 } 16726 mCallbacks.finishBroadcast(); 16727 args.recycle(); 16728 } 16729 16730 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16731 throws RemoteException { 16732 switch (what) { 16733 case MSG_CREATED: { 16734 callback.onCreated(args.argi1, (Bundle) args.arg2); 16735 break; 16736 } 16737 case MSG_STATUS_CHANGED: { 16738 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16739 break; 16740 } 16741 } 16742 } 16743 16744 private void notifyCreated(int moveId, Bundle extras) { 16745 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16746 16747 final SomeArgs args = SomeArgs.obtain(); 16748 args.argi1 = moveId; 16749 args.arg2 = extras; 16750 obtainMessage(MSG_CREATED, args).sendToTarget(); 16751 } 16752 16753 private void notifyStatusChanged(int moveId, int status) { 16754 notifyStatusChanged(moveId, status, -1); 16755 } 16756 16757 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16758 Slog.v(TAG, "Move " + moveId + " status " + status); 16759 16760 final SomeArgs args = SomeArgs.obtain(); 16761 args.argi1 = moveId; 16762 args.argi2 = status; 16763 args.arg3 = estMillis; 16764 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16765 16766 synchronized (mLastStatus) { 16767 mLastStatus.put(moveId, status); 16768 } 16769 } 16770 } 16771 16772 private final class OnPermissionChangeListeners extends Handler { 16773 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16774 16775 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16776 new RemoteCallbackList<>(); 16777 16778 public OnPermissionChangeListeners(Looper looper) { 16779 super(looper); 16780 } 16781 16782 @Override 16783 public void handleMessage(Message msg) { 16784 switch (msg.what) { 16785 case MSG_ON_PERMISSIONS_CHANGED: { 16786 final int uid = msg.arg1; 16787 handleOnPermissionsChanged(uid); 16788 } break; 16789 } 16790 } 16791 16792 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16793 mPermissionListeners.register(listener); 16794 16795 } 16796 16797 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16798 mPermissionListeners.unregister(listener); 16799 } 16800 16801 public void onPermissionsChanged(int uid) { 16802 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16803 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16804 } 16805 } 16806 16807 private void handleOnPermissionsChanged(int uid) { 16808 final int count = mPermissionListeners.beginBroadcast(); 16809 try { 16810 for (int i = 0; i < count; i++) { 16811 IOnPermissionsChangeListener callback = mPermissionListeners 16812 .getBroadcastItem(i); 16813 try { 16814 callback.onPermissionsChanged(uid); 16815 } catch (RemoteException e) { 16816 Log.e(TAG, "Permission listener is dead", e); 16817 } 16818 } 16819 } finally { 16820 mPermissionListeners.finishBroadcast(); 16821 } 16822 } 16823 } 16824 16825 private class PackageManagerInternalImpl extends PackageManagerInternal { 16826 @Override 16827 public void setLocationPackagesProvider(PackagesProvider provider) { 16828 synchronized (mPackages) { 16829 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16830 } 16831 } 16832 16833 @Override 16834 public void setImePackagesProvider(PackagesProvider provider) { 16835 synchronized (mPackages) { 16836 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16837 } 16838 } 16839 16840 @Override 16841 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16842 synchronized (mPackages) { 16843 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16844 } 16845 } 16846 16847 @Override 16848 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16849 synchronized (mPackages) { 16850 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16851 } 16852 } 16853 16854 @Override 16855 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16856 synchronized (mPackages) { 16857 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16858 } 16859 } 16860 16861 @Override 16862 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16863 synchronized (mPackages) { 16864 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16865 } 16866 } 16867 16868 @Override 16869 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16870 synchronized (mPackages) { 16871 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16872 } 16873 } 16874 16875 @Override 16876 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16877 synchronized (mPackages) { 16878 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16879 packageName, userId); 16880 } 16881 } 16882 16883 @Override 16884 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16885 synchronized (mPackages) { 16886 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16887 packageName, userId); 16888 } 16889 } 16890 @Override 16891 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16892 synchronized (mPackages) { 16893 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16894 packageName, userId); 16895 } 16896 } 16897 } 16898 16899 @Override 16900 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16901 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16902 synchronized (mPackages) { 16903 final long identity = Binder.clearCallingIdentity(); 16904 try { 16905 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16906 packageNames, userId); 16907 } finally { 16908 Binder.restoreCallingIdentity(identity); 16909 } 16910 } 16911 } 16912 16913 private static void enforceSystemOrPhoneCaller(String tag) { 16914 int callingUid = Binder.getCallingUid(); 16915 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16916 throw new SecurityException( 16917 "Cannot call " + tag + " from UID " + callingUid); 16918 } 16919 } 16920} 16921