PackageManagerService.java revision c4dd021322d38ea32ac49930e904b6d08ce6490c
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_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 63import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 64import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 65import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 66import static android.content.pm.PackageManager.PERMISSION_DENIED; 67import static android.content.pm.PackageManager.PERMISSION_GRANTED; 68import static android.content.pm.PackageParser.isApkFile; 69import static android.os.Process.PACKAGE_INFO_GID; 70import static android.os.Process.SYSTEM_UID; 71import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 72import static android.system.OsConstants.O_CREAT; 73import static android.system.OsConstants.O_RDWR; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 76import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 77import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 78import static com.android.internal.util.ArrayUtils.appendInt; 79import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 80import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 83import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 84import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 88 89import android.Manifest; 90import android.app.ActivityManager; 91import android.app.ActivityManagerNative; 92import android.app.AppGlobals; 93import android.app.IActivityManager; 94import android.app.admin.IDevicePolicyManager; 95import android.app.backup.IBackupManager; 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.AppsQueryHelper; 108import android.content.pm.FeatureInfo; 109import android.content.pm.IOnPermissionsChangeListener; 110import android.content.pm.IPackageDataObserver; 111import android.content.pm.IPackageDeleteObserver; 112import android.content.pm.IPackageDeleteObserver2; 113import android.content.pm.IPackageInstallObserver2; 114import android.content.pm.IPackageInstaller; 115import android.content.pm.IPackageManager; 116import android.content.pm.IPackageMoveObserver; 117import android.content.pm.IPackageStatsObserver; 118import android.content.pm.InstrumentationInfo; 119import android.content.pm.IntentFilterVerificationInfo; 120import android.content.pm.KeySet; 121import android.content.pm.ManifestDigest; 122import android.content.pm.PackageCleanItem; 123import android.content.pm.PackageInfo; 124import android.content.pm.PackageInfoLite; 125import android.content.pm.PackageInstaller; 126import android.content.pm.PackageManager; 127import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 128import android.content.pm.PackageManagerInternal; 129import android.content.pm.PackageParser; 130import android.content.pm.PackageParser.ActivityIntentInfo; 131import android.content.pm.PackageParser.PackageLite; 132import android.content.pm.PackageParser.PackageParserException; 133import android.content.pm.PackageStats; 134import android.content.pm.PackageUserState; 135import android.content.pm.ParceledListSlice; 136import android.content.pm.PermissionGroupInfo; 137import android.content.pm.PermissionInfo; 138import android.content.pm.ProviderInfo; 139import android.content.pm.ResolveInfo; 140import android.content.pm.ServiceInfo; 141import android.content.pm.Signature; 142import android.content.pm.UserInfo; 143import android.content.pm.VerificationParams; 144import android.content.pm.VerifierDeviceIdentity; 145import android.content.pm.VerifierInfo; 146import android.content.res.Resources; 147import android.hardware.display.DisplayManager; 148import android.net.Uri; 149import android.os.Debug; 150import android.os.Binder; 151import android.os.Build; 152import android.os.Bundle; 153import android.os.Environment; 154import android.os.Environment.UserEnvironment; 155import android.os.FileUtils; 156import android.os.Handler; 157import android.os.IBinder; 158import android.os.Looper; 159import android.os.Message; 160import android.os.Parcel; 161import android.os.ParcelFileDescriptor; 162import android.os.Process; 163import android.os.RemoteCallbackList; 164import android.os.RemoteException; 165import android.os.ResultReceiver; 166import android.os.SELinux; 167import android.os.ServiceManager; 168import android.os.SystemClock; 169import android.os.SystemProperties; 170import android.os.Trace; 171import android.os.UserHandle; 172import android.os.UserManager; 173import android.os.storage.IMountService; 174import android.os.storage.MountServiceInternal; 175import android.os.storage.StorageEventListener; 176import android.os.storage.StorageManager; 177import android.os.storage.VolumeInfo; 178import android.os.storage.VolumeRecord; 179import android.security.KeyStore; 180import android.security.SystemKeyStore; 181import android.system.ErrnoException; 182import android.system.Os; 183import android.system.StructStat; 184import android.text.TextUtils; 185import android.text.format.DateUtils; 186import android.util.ArrayMap; 187import android.util.ArraySet; 188import android.util.AtomicFile; 189import android.util.DisplayMetrics; 190import android.util.EventLog; 191import android.util.ExceptionUtils; 192import android.util.Log; 193import android.util.LogPrinter; 194import android.util.MathUtils; 195import android.util.PrintStreamPrinter; 196import android.util.Slog; 197import android.util.SparseArray; 198import android.util.SparseBooleanArray; 199import android.util.SparseIntArray; 200import android.util.Xml; 201import android.view.Display; 202 203import dalvik.system.DexFile; 204import dalvik.system.VMRuntime; 205 206import libcore.io.IoUtils; 207import libcore.util.EmptyArray; 208 209import com.android.internal.R; 210import com.android.internal.annotations.GuardedBy; 211import com.android.internal.app.EphemeralResolveInfo; 212import com.android.internal.app.IMediaContainerService; 213import com.android.internal.app.ResolverActivity; 214import com.android.internal.content.NativeLibraryHelper; 215import com.android.internal.content.PackageHelper; 216import com.android.internal.os.IParcelFileDescriptorFactory; 217import com.android.internal.os.SomeArgs; 218import com.android.internal.os.Zygote; 219import com.android.internal.util.ArrayUtils; 220import com.android.internal.util.FastPrintWriter; 221import com.android.internal.util.FastXmlSerializer; 222import com.android.internal.util.IndentingPrintWriter; 223import com.android.internal.util.Preconditions; 224import com.android.server.EventLogTags; 225import com.android.server.FgThread; 226import com.android.server.IntentResolver; 227import com.android.server.LocalServices; 228import com.android.server.ServiceThread; 229import com.android.server.SystemConfig; 230import com.android.server.Watchdog; 231import com.android.server.pm.PermissionsState.PermissionState; 232import com.android.server.pm.Settings.DatabaseVersion; 233import com.android.server.pm.Settings.VersionInfo; 234import com.android.server.storage.DeviceStorageMonitorInternal; 235 236import org.xmlpull.v1.XmlPullParser; 237import org.xmlpull.v1.XmlPullParserException; 238import org.xmlpull.v1.XmlSerializer; 239 240import java.io.BufferedInputStream; 241import java.io.BufferedOutputStream; 242import java.io.BufferedReader; 243import java.io.ByteArrayInputStream; 244import java.io.ByteArrayOutputStream; 245import java.io.File; 246import java.io.FileDescriptor; 247import java.io.FileNotFoundException; 248import java.io.FileOutputStream; 249import java.io.FileReader; 250import java.io.FilenameFilter; 251import java.io.IOException; 252import java.io.InputStream; 253import java.io.PrintWriter; 254import java.nio.charset.StandardCharsets; 255import java.security.MessageDigest; 256import java.security.NoSuchAlgorithmException; 257import java.security.PublicKey; 258import java.security.cert.CertificateEncodingException; 259import java.security.cert.CertificateException; 260import java.text.SimpleDateFormat; 261import java.util.ArrayList; 262import java.util.Arrays; 263import java.util.Collection; 264import java.util.Collections; 265import java.util.Comparator; 266import java.util.Date; 267import java.util.Iterator; 268import java.util.List; 269import java.util.Map; 270import java.util.Objects; 271import java.util.Set; 272import java.util.concurrent.CountDownLatch; 273import java.util.concurrent.TimeUnit; 274import java.util.concurrent.atomic.AtomicBoolean; 275import java.util.concurrent.atomic.AtomicInteger; 276import java.util.concurrent.atomic.AtomicLong; 277 278/** 279 * Keep track of all those .apks everywhere. 280 * 281 * This is very central to the platform's security; please run the unit 282 * tests whenever making modifications here: 283 * 284runtest -c android.content.pm.PackageManagerTests frameworks-core 285 * 286 * {@hide} 287 */ 288public class PackageManagerService extends IPackageManager.Stub { 289 static final String TAG = "PackageManager"; 290 static final boolean DEBUG_SETTINGS = false; 291 static final boolean DEBUG_PREFERRED = false; 292 static final boolean DEBUG_UPGRADE = false; 293 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 294 private static final boolean DEBUG_BACKUP = false; 295 private static final boolean DEBUG_INSTALL = false; 296 private static final boolean DEBUG_REMOVE = false; 297 private static final boolean DEBUG_BROADCASTS = false; 298 private static final boolean DEBUG_SHOW_INFO = false; 299 private static final boolean DEBUG_PACKAGE_INFO = false; 300 private static final boolean DEBUG_INTENT_MATCHING = false; 301 private static final boolean DEBUG_PACKAGE_SCANNING = false; 302 private static final boolean DEBUG_VERIFY = false; 303 private static final boolean DEBUG_DEXOPT = false; 304 private static final boolean DEBUG_ABI_SELECTION = false; 305 private static final boolean DEBUG_EPHEMERAL = false; 306 307 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 308 309 private static final int RADIO_UID = Process.PHONE_UID; 310 private static final int LOG_UID = Process.LOG_UID; 311 private static final int NFC_UID = Process.NFC_UID; 312 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 313 private static final int SHELL_UID = Process.SHELL_UID; 314 315 // Cap the size of permission trees that 3rd party apps can define 316 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 317 318 // Suffix used during package installation when copying/moving 319 // package apks to install directory. 320 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 321 322 static final int SCAN_NO_DEX = 1<<1; 323 static final int SCAN_FORCE_DEX = 1<<2; 324 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 325 static final int SCAN_NEW_INSTALL = 1<<4; 326 static final int SCAN_NO_PATHS = 1<<5; 327 static final int SCAN_UPDATE_TIME = 1<<6; 328 static final int SCAN_DEFER_DEX = 1<<7; 329 static final int SCAN_BOOTING = 1<<8; 330 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 331 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 332 static final int SCAN_REPLACING = 1<<11; 333 static final int SCAN_REQUIRE_KNOWN = 1<<12; 334 static final int SCAN_MOVE = 1<<13; 335 static final int SCAN_INITIAL = 1<<14; 336 337 static final int REMOVE_CHATTY = 1<<16; 338 339 private static final int[] EMPTY_INT_ARRAY = new int[0]; 340 341 /** 342 * Timeout (in milliseconds) after which the watchdog should declare that 343 * our handler thread is wedged. The usual default for such things is one 344 * minute but we sometimes do very lengthy I/O operations on this thread, 345 * such as installing multi-gigabyte applications, so ours needs to be longer. 346 */ 347 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 348 349 /** 350 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 351 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 352 * settings entry if available, otherwise we use the hardcoded default. If it's been 353 * more than this long since the last fstrim, we force one during the boot sequence. 354 * 355 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 356 * one gets run at the next available charging+idle time. This final mandatory 357 * no-fstrim check kicks in only of the other scheduling criteria is never met. 358 */ 359 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 360 361 /** 362 * Whether verification is enabled by default. 363 */ 364 private static final boolean DEFAULT_VERIFY_ENABLE = true; 365 366 /** 367 * The default maximum time to wait for the verification agent to return in 368 * milliseconds. 369 */ 370 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 371 372 /** 373 * The default response for package verification timeout. 374 * 375 * This can be either PackageManager.VERIFICATION_ALLOW or 376 * PackageManager.VERIFICATION_REJECT. 377 */ 378 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 379 380 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 381 382 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 383 DEFAULT_CONTAINER_PACKAGE, 384 "com.android.defcontainer.DefaultContainerService"); 385 386 private static final String KILL_APP_REASON_GIDS_CHANGED = 387 "permission grant or revoke changed gids"; 388 389 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 390 "permissions revoked"; 391 392 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 393 394 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 395 396 /** Permission grant: not grant the permission. */ 397 private static final int GRANT_DENIED = 1; 398 399 /** Permission grant: grant the permission as an install permission. */ 400 private static final int GRANT_INSTALL = 2; 401 402 /** Permission grant: grant the permission as a runtime one. */ 403 private static final int GRANT_RUNTIME = 3; 404 405 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 406 private static final int GRANT_UPGRADE = 4; 407 408 /** Canonical intent used to identify what counts as a "web browser" app */ 409 private static final Intent sBrowserIntent; 410 static { 411 sBrowserIntent = new Intent(); 412 sBrowserIntent.setAction(Intent.ACTION_VIEW); 413 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 414 sBrowserIntent.setData(Uri.parse("http:")); 415 } 416 417 final ServiceThread mHandlerThread; 418 419 final PackageHandler mHandler; 420 421 /** 422 * Messages for {@link #mHandler} that need to wait for system ready before 423 * being dispatched. 424 */ 425 private ArrayList<Message> mPostSystemReadyMessages; 426 427 final int mSdkVersion = Build.VERSION.SDK_INT; 428 429 final Context mContext; 430 final boolean mFactoryTest; 431 final boolean mOnlyCore; 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 final File mEphemeralInstallDir; 454 455 /** 456 * Directory to which applications installed internally have their 457 * 32 bit native libraries copied. 458 */ 459 private File mAppLib32InstallDir; 460 461 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 462 // apps. 463 final File mDrmAppPrivateInstallDir; 464 465 // ---------------------------------------------------------------- 466 467 // Lock for state used when installing and doing other long running 468 // operations. Methods that must be called with this lock held have 469 // the suffix "LI". 470 final Object mInstallLock = new Object(); 471 472 // ---------------------------------------------------------------- 473 474 // Keys are String (package name), values are Package. This also serves 475 // as the lock for the global state. Methods that must be called with 476 // this lock held have the prefix "LP". 477 @GuardedBy("mPackages") 478 final ArrayMap<String, PackageParser.Package> mPackages = 479 new ArrayMap<String, PackageParser.Package>(); 480 481 // Tracks available target package names -> overlay package paths. 482 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 483 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 484 485 /** 486 * Tracks new system packages [received in an OTA] that we expect to 487 * find updated user-installed versions. Keys are package name, values 488 * are package location. 489 */ 490 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 491 492 /** 493 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 494 */ 495 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 496 /** 497 * Whether or not system app permissions should be promoted from install to runtime. 498 */ 499 boolean mPromoteSystemApps; 500 501 final Settings mSettings; 502 boolean mRestoredSettings; 503 504 // System configuration read by SystemConfig. 505 final int[] mGlobalGids; 506 final SparseArray<ArraySet<String>> mSystemPermissions; 507 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 508 509 // If mac_permissions.xml was found for seinfo labeling. 510 boolean mFoundPolicyFile; 511 512 // If a recursive restorecon of /data/data/<pkg> is needed. 513 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 514 515 public static final class SharedLibraryEntry { 516 public final String path; 517 public final String apk; 518 519 SharedLibraryEntry(String _path, String _apk) { 520 path = _path; 521 apk = _apk; 522 } 523 } 524 525 // Currently known shared libraries. 526 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 527 new ArrayMap<String, SharedLibraryEntry>(); 528 529 // All available activities, for your resolving pleasure. 530 final ActivityIntentResolver mActivities = 531 new ActivityIntentResolver(); 532 533 // All available receivers, for your resolving pleasure. 534 final ActivityIntentResolver mReceivers = 535 new ActivityIntentResolver(); 536 537 // All available services, for your resolving pleasure. 538 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 539 540 // All available providers, for your resolving pleasure. 541 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 542 543 // Mapping from provider base names (first directory in content URI codePath) 544 // to the provider information. 545 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 546 new ArrayMap<String, PackageParser.Provider>(); 547 548 // Mapping from instrumentation class names to info about them. 549 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 550 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 551 552 // Mapping from permission names to info about them. 553 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 554 new ArrayMap<String, PackageParser.PermissionGroup>(); 555 556 // Packages whose data we have transfered into another package, thus 557 // should no longer exist. 558 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 559 560 // Broadcast actions that are only available to the system. 561 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 562 563 /** List of packages waiting for verification. */ 564 final SparseArray<PackageVerificationState> mPendingVerification 565 = new SparseArray<PackageVerificationState>(); 566 567 /** Set of packages associated with each app op permission. */ 568 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 569 570 final PackageInstallerService mInstallerService; 571 572 private final PackageDexOptimizer mPackageDexOptimizer; 573 574 private AtomicInteger mNextMoveId = new AtomicInteger(); 575 private final MoveCallbacks mMoveCallbacks; 576 577 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 578 579 // Cache of users who need badging. 580 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 581 582 /** Token for keys in mPendingVerification. */ 583 private int mPendingVerificationToken = 0; 584 585 volatile boolean mSystemReady; 586 volatile boolean mSafeMode; 587 volatile boolean mHasSystemUidErrors; 588 589 ApplicationInfo mAndroidApplication; 590 final ActivityInfo mResolveActivity = new ActivityInfo(); 591 final ResolveInfo mResolveInfo = new ResolveInfo(); 592 ComponentName mResolveComponentName; 593 PackageParser.Package mPlatformPackage; 594 ComponentName mCustomResolverComponentName; 595 596 boolean mResolverReplaced = false; 597 598 private final ComponentName mIntentFilterVerifierComponent; 599 private int mIntentFilterVerificationToken = 0; 600 601 /** Component that knows whether or not an ephemeral application exists */ 602 final ComponentName mEphemeralResolverComponent; 603 /** The service connection to the ephemeral resolver */ 604 final EphemeralResolverConnection mEphemeralResolverConnection; 605 606 /** Component used to install ephemeral applications */ 607 final ComponentName mEphemeralInstallerComponent; 608 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 609 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 610 611 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 612 = new SparseArray<IntentFilterVerificationState>(); 613 614 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 615 new DefaultPermissionGrantPolicy(this); 616 617 // List of packages names to keep cached, even if they are uninstalled for all users 618 private List<String> mKeepUninstalledPackages; 619 620 private static class IFVerificationParams { 621 PackageParser.Package pkg; 622 boolean replacing; 623 int userId; 624 int verifierUid; 625 626 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 627 int _userId, int _verifierUid) { 628 pkg = _pkg; 629 replacing = _replacing; 630 userId = _userId; 631 replacing = _replacing; 632 verifierUid = _verifierUid; 633 } 634 } 635 636 private interface IntentFilterVerifier<T extends IntentFilter> { 637 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 638 T filter, String packageName); 639 void startVerifications(int userId); 640 void receiveVerificationResponse(int verificationId); 641 } 642 643 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 644 private Context mContext; 645 private ComponentName mIntentFilterVerifierComponent; 646 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 647 648 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 649 mContext = context; 650 mIntentFilterVerifierComponent = verifierComponent; 651 } 652 653 private String getDefaultScheme() { 654 return IntentFilter.SCHEME_HTTPS; 655 } 656 657 @Override 658 public void startVerifications(int userId) { 659 // Launch verifications requests 660 int count = mCurrentIntentFilterVerifications.size(); 661 for (int n=0; n<count; n++) { 662 int verificationId = mCurrentIntentFilterVerifications.get(n); 663 final IntentFilterVerificationState ivs = 664 mIntentFilterVerificationStates.get(verificationId); 665 666 String packageName = ivs.getPackageName(); 667 668 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 669 final int filterCount = filters.size(); 670 ArraySet<String> domainsSet = new ArraySet<>(); 671 for (int m=0; m<filterCount; m++) { 672 PackageParser.ActivityIntentInfo filter = filters.get(m); 673 domainsSet.addAll(filter.getHostsList()); 674 } 675 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 676 synchronized (mPackages) { 677 if (mSettings.createIntentFilterVerificationIfNeededLPw( 678 packageName, domainsList) != null) { 679 scheduleWriteSettingsLocked(); 680 } 681 } 682 sendVerificationRequest(userId, verificationId, ivs); 683 } 684 mCurrentIntentFilterVerifications.clear(); 685 } 686 687 private void sendVerificationRequest(int userId, int verificationId, 688 IntentFilterVerificationState ivs) { 689 690 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 691 verificationIntent.putExtra( 692 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 693 verificationId); 694 verificationIntent.putExtra( 695 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 696 getDefaultScheme()); 697 verificationIntent.putExtra( 698 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 699 ivs.getHostsString()); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 702 ivs.getPackageName()); 703 verificationIntent.setComponent(mIntentFilterVerifierComponent); 704 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 705 706 UserHandle user = new UserHandle(userId); 707 mContext.sendBroadcastAsUser(verificationIntent, user); 708 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 709 "Sending IntentFilter verification broadcast"); 710 } 711 712 public void receiveVerificationResponse(int verificationId) { 713 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 714 715 final boolean verified = ivs.isVerified(); 716 717 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 718 final int count = filters.size(); 719 if (DEBUG_DOMAIN_VERIFICATION) { 720 Slog.i(TAG, "Received verification response " + verificationId 721 + " for " + count + " filters, verified=" + verified); 722 } 723 for (int n=0; n<count; n++) { 724 PackageParser.ActivityIntentInfo filter = filters.get(n); 725 filter.setVerified(verified); 726 727 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 728 + " verified with result:" + verified + " and hosts:" 729 + ivs.getHostsString()); 730 } 731 732 mIntentFilterVerificationStates.remove(verificationId); 733 734 final String packageName = ivs.getPackageName(); 735 IntentFilterVerificationInfo ivi = null; 736 737 synchronized (mPackages) { 738 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 739 } 740 if (ivi == null) { 741 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 742 + verificationId + " packageName:" + packageName); 743 return; 744 } 745 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 746 "Updating IntentFilterVerificationInfo for package " + packageName 747 +" verificationId:" + verificationId); 748 749 synchronized (mPackages) { 750 if (verified) { 751 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 752 } else { 753 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 754 } 755 scheduleWriteSettingsLocked(); 756 757 final int userId = ivs.getUserId(); 758 if (userId != UserHandle.USER_ALL) { 759 final int userStatus = 760 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 761 762 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 763 boolean needUpdate = false; 764 765 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 766 // already been set by the User thru the Disambiguation dialog 767 switch (userStatus) { 768 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 769 if (verified) { 770 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 771 } else { 772 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 773 } 774 needUpdate = true; 775 break; 776 777 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 778 if (verified) { 779 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 780 needUpdate = true; 781 } 782 break; 783 784 default: 785 // Nothing to do 786 } 787 788 if (needUpdate) { 789 mSettings.updateIntentFilterVerificationStatusLPw( 790 packageName, updatedStatus, userId); 791 scheduleWritePackageRestrictionsLocked(userId); 792 } 793 } 794 } 795 } 796 797 @Override 798 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 799 ActivityIntentInfo filter, String packageName) { 800 if (!hasValidDomains(filter)) { 801 return false; 802 } 803 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 804 if (ivs == null) { 805 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 806 packageName); 807 } 808 if (DEBUG_DOMAIN_VERIFICATION) { 809 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 810 } 811 ivs.addFilter(filter); 812 return true; 813 } 814 815 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 816 int userId, int verificationId, String packageName) { 817 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 818 verifierUid, userId, packageName); 819 ivs.setPendingState(); 820 synchronized (mPackages) { 821 mIntentFilterVerificationStates.append(verificationId, ivs); 822 mCurrentIntentFilterVerifications.add(verificationId); 823 } 824 return ivs; 825 } 826 } 827 828 private static boolean hasValidDomains(ActivityIntentInfo filter) { 829 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 830 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 831 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 832 } 833 834 private IntentFilterVerifier mIntentFilterVerifier; 835 836 // Set of pending broadcasts for aggregating enable/disable of components. 837 static class PendingPackageBroadcasts { 838 // for each user id, a map of <package name -> components within that package> 839 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 840 841 public PendingPackageBroadcasts() { 842 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 843 } 844 845 public ArrayList<String> get(int userId, String packageName) { 846 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 847 return packages.get(packageName); 848 } 849 850 public void put(int userId, String packageName, ArrayList<String> components) { 851 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 852 packages.put(packageName, components); 853 } 854 855 public void remove(int userId, String packageName) { 856 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 857 if (packages != null) { 858 packages.remove(packageName); 859 } 860 } 861 862 public void remove(int userId) { 863 mUidMap.remove(userId); 864 } 865 866 public int userIdCount() { 867 return mUidMap.size(); 868 } 869 870 public int userIdAt(int n) { 871 return mUidMap.keyAt(n); 872 } 873 874 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 875 return mUidMap.get(userId); 876 } 877 878 public int size() { 879 // total number of pending broadcast entries across all userIds 880 int num = 0; 881 for (int i = 0; i< mUidMap.size(); i++) { 882 num += mUidMap.valueAt(i).size(); 883 } 884 return num; 885 } 886 887 public void clear() { 888 mUidMap.clear(); 889 } 890 891 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 892 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 893 if (map == null) { 894 map = new ArrayMap<String, ArrayList<String>>(); 895 mUidMap.put(userId, map); 896 } 897 return map; 898 } 899 } 900 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 901 902 // Service Connection to remote media container service to copy 903 // package uri's from external media onto secure containers 904 // or internal storage. 905 private IMediaContainerService mContainerService = null; 906 907 static final int SEND_PENDING_BROADCAST = 1; 908 static final int MCS_BOUND = 3; 909 static final int END_COPY = 4; 910 static final int INIT_COPY = 5; 911 static final int MCS_UNBIND = 6; 912 static final int START_CLEANING_PACKAGE = 7; 913 static final int FIND_INSTALL_LOC = 8; 914 static final int POST_INSTALL = 9; 915 static final int MCS_RECONNECT = 10; 916 static final int MCS_GIVE_UP = 11; 917 static final int UPDATED_MEDIA_STATUS = 12; 918 static final int WRITE_SETTINGS = 13; 919 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 920 static final int PACKAGE_VERIFIED = 15; 921 static final int CHECK_PENDING_VERIFICATION = 16; 922 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 923 static final int INTENT_FILTER_VERIFIED = 18; 924 925 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 926 927 // Delay time in millisecs 928 static final int BROADCAST_DELAY = 10 * 1000; 929 930 static UserManagerService sUserManager; 931 932 // Stores a list of users whose package restrictions file needs to be updated 933 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 934 935 final private DefaultContainerConnection mDefContainerConn = 936 new DefaultContainerConnection(); 937 class DefaultContainerConnection implements ServiceConnection { 938 public void onServiceConnected(ComponentName name, IBinder service) { 939 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 940 IMediaContainerService imcs = 941 IMediaContainerService.Stub.asInterface(service); 942 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 943 } 944 945 public void onServiceDisconnected(ComponentName name) { 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 947 } 948 } 949 950 // Recordkeeping of restore-after-install operations that are currently in flight 951 // between the Package Manager and the Backup Manager 952 class PostInstallData { 953 public InstallArgs args; 954 public PackageInstalledInfo res; 955 956 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 957 args = _a; 958 res = _r; 959 } 960 } 961 962 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 963 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 964 965 // XML tags for backup/restore of various bits of state 966 private static final String TAG_PREFERRED_BACKUP = "pa"; 967 private static final String TAG_DEFAULT_APPS = "da"; 968 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 969 970 final String mRequiredVerifierPackage; 971 final String mRequiredInstallerPackage; 972 973 private final PackageUsage mPackageUsage = new PackageUsage(); 974 975 private class PackageUsage { 976 private static final int WRITE_INTERVAL 977 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 978 979 private final Object mFileLock = new Object(); 980 private final AtomicLong mLastWritten = new AtomicLong(0); 981 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 982 983 private boolean mIsHistoricalPackageUsageAvailable = true; 984 985 boolean isHistoricalPackageUsageAvailable() { 986 return mIsHistoricalPackageUsageAvailable; 987 } 988 989 void write(boolean force) { 990 if (force) { 991 writeInternal(); 992 return; 993 } 994 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 995 && !DEBUG_DEXOPT) { 996 return; 997 } 998 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 999 new Thread("PackageUsage_DiskWriter") { 1000 @Override 1001 public void run() { 1002 try { 1003 writeInternal(); 1004 } finally { 1005 mBackgroundWriteRunning.set(false); 1006 } 1007 } 1008 }.start(); 1009 } 1010 } 1011 1012 private void writeInternal() { 1013 synchronized (mPackages) { 1014 synchronized (mFileLock) { 1015 AtomicFile file = getFile(); 1016 FileOutputStream f = null; 1017 try { 1018 f = file.startWrite(); 1019 BufferedOutputStream out = new BufferedOutputStream(f); 1020 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1021 StringBuilder sb = new StringBuilder(); 1022 for (PackageParser.Package pkg : mPackages.values()) { 1023 if (pkg.mLastPackageUsageTimeInMills == 0) { 1024 continue; 1025 } 1026 sb.setLength(0); 1027 sb.append(pkg.packageName); 1028 sb.append(' '); 1029 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1030 sb.append('\n'); 1031 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1032 } 1033 out.flush(); 1034 file.finishWrite(f); 1035 } catch (IOException e) { 1036 if (f != null) { 1037 file.failWrite(f); 1038 } 1039 Log.e(TAG, "Failed to write package usage times", e); 1040 } 1041 } 1042 } 1043 mLastWritten.set(SystemClock.elapsedRealtime()); 1044 } 1045 1046 void readLP() { 1047 synchronized (mFileLock) { 1048 AtomicFile file = getFile(); 1049 BufferedInputStream in = null; 1050 try { 1051 in = new BufferedInputStream(file.openRead()); 1052 StringBuffer sb = new StringBuffer(); 1053 while (true) { 1054 String packageName = readToken(in, sb, ' '); 1055 if (packageName == null) { 1056 break; 1057 } 1058 String timeInMillisString = readToken(in, sb, '\n'); 1059 if (timeInMillisString == null) { 1060 throw new IOException("Failed to find last usage time for package " 1061 + packageName); 1062 } 1063 PackageParser.Package pkg = mPackages.get(packageName); 1064 if (pkg == null) { 1065 continue; 1066 } 1067 long timeInMillis; 1068 try { 1069 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1070 } catch (NumberFormatException e) { 1071 throw new IOException("Failed to parse " + timeInMillisString 1072 + " as a long.", e); 1073 } 1074 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1075 } 1076 } catch (FileNotFoundException expected) { 1077 mIsHistoricalPackageUsageAvailable = false; 1078 } catch (IOException e) { 1079 Log.w(TAG, "Failed to read package usage times", e); 1080 } finally { 1081 IoUtils.closeQuietly(in); 1082 } 1083 } 1084 mLastWritten.set(SystemClock.elapsedRealtime()); 1085 } 1086 1087 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1088 throws IOException { 1089 sb.setLength(0); 1090 while (true) { 1091 int ch = in.read(); 1092 if (ch == -1) { 1093 if (sb.length() == 0) { 1094 return null; 1095 } 1096 throw new IOException("Unexpected EOF"); 1097 } 1098 if (ch == endOfToken) { 1099 return sb.toString(); 1100 } 1101 sb.append((char)ch); 1102 } 1103 } 1104 1105 private AtomicFile getFile() { 1106 File dataDir = Environment.getDataDirectory(); 1107 File systemDir = new File(dataDir, "system"); 1108 File fname = new File(systemDir, "package-usage.list"); 1109 return new AtomicFile(fname); 1110 } 1111 } 1112 1113 class PackageHandler extends Handler { 1114 private boolean mBound = false; 1115 final ArrayList<HandlerParams> mPendingInstalls = 1116 new ArrayList<HandlerParams>(); 1117 1118 private boolean connectToService() { 1119 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1120 " DefaultContainerService"); 1121 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1124 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 mBound = true; 1127 return true; 1128 } 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1130 return false; 1131 } 1132 1133 private void disconnectService() { 1134 mContainerService = null; 1135 mBound = false; 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1137 mContext.unbindService(mDefContainerConn); 1138 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1139 } 1140 1141 PackageHandler(Looper looper) { 1142 super(looper); 1143 } 1144 1145 public void handleMessage(Message msg) { 1146 try { 1147 doHandleMessage(msg); 1148 } finally { 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1150 } 1151 } 1152 1153 void doHandleMessage(Message msg) { 1154 switch (msg.what) { 1155 case INIT_COPY: { 1156 HandlerParams params = (HandlerParams) msg.obj; 1157 int idx = mPendingInstalls.size(); 1158 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1159 // If a bind was already initiated we dont really 1160 // need to do anything. The pending install 1161 // will be processed later on. 1162 if (!mBound) { 1163 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1164 System.identityHashCode(mHandler)); 1165 // If this is the only one pending we might 1166 // have to bind to the service again. 1167 if (!connectToService()) { 1168 Slog.e(TAG, "Failed to bind to media container service"); 1169 params.serviceError(); 1170 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1171 System.identityHashCode(mHandler)); 1172 if (params.traceMethod != null) { 1173 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1174 params.traceCookie); 1175 } 1176 return; 1177 } else { 1178 // Once we bind to the service, the first 1179 // pending request will be processed. 1180 mPendingInstalls.add(idx, params); 1181 } 1182 } else { 1183 mPendingInstalls.add(idx, params); 1184 // Already bound to the service. Just make 1185 // sure we trigger off processing the first request. 1186 if (idx == 0) { 1187 mHandler.sendEmptyMessage(MCS_BOUND); 1188 } 1189 } 1190 break; 1191 } 1192 case MCS_BOUND: { 1193 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1194 if (msg.obj != null) { 1195 mContainerService = (IMediaContainerService) msg.obj; 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1197 System.identityHashCode(mHandler)); 1198 } 1199 if (mContainerService == null) { 1200 if (!mBound) { 1201 // Something seriously wrong since we are not bound and we are not 1202 // waiting for connection. Bail out. 1203 Slog.e(TAG, "Cannot bind to media container service"); 1204 for (HandlerParams params : mPendingInstalls) { 1205 // Indicate service bind error 1206 params.serviceError(); 1207 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1208 System.identityHashCode(params)); 1209 if (params.traceMethod != null) { 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1211 params.traceMethod, params.traceCookie); 1212 } 1213 return; 1214 } 1215 mPendingInstalls.clear(); 1216 } else { 1217 Slog.w(TAG, "Waiting to connect to media container service"); 1218 } 1219 } else if (mPendingInstalls.size() > 0) { 1220 HandlerParams params = mPendingInstalls.get(0); 1221 if (params != null) { 1222 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1223 System.identityHashCode(params)); 1224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1225 if (params.startCopy()) { 1226 // We are done... look for more work or to 1227 // go idle. 1228 if (DEBUG_SD_INSTALL) Log.i(TAG, 1229 "Checking for more work or unbind..."); 1230 // Delete pending install 1231 if (mPendingInstalls.size() > 0) { 1232 mPendingInstalls.remove(0); 1233 } 1234 if (mPendingInstalls.size() == 0) { 1235 if (mBound) { 1236 if (DEBUG_SD_INSTALL) Log.i(TAG, 1237 "Posting delayed MCS_UNBIND"); 1238 removeMessages(MCS_UNBIND); 1239 Message ubmsg = obtainMessage(MCS_UNBIND); 1240 // Unbind after a little delay, to avoid 1241 // continual thrashing. 1242 sendMessageDelayed(ubmsg, 10000); 1243 } 1244 } else { 1245 // There are more pending requests in queue. 1246 // Just post MCS_BOUND message to trigger processing 1247 // of next pending install. 1248 if (DEBUG_SD_INSTALL) Log.i(TAG, 1249 "Posting MCS_BOUND for next work"); 1250 mHandler.sendEmptyMessage(MCS_BOUND); 1251 } 1252 } 1253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1254 } 1255 } else { 1256 // Should never happen ideally. 1257 Slog.w(TAG, "Empty queue"); 1258 } 1259 break; 1260 } 1261 case MCS_RECONNECT: { 1262 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1263 if (mPendingInstalls.size() > 0) { 1264 if (mBound) { 1265 disconnectService(); 1266 } 1267 if (!connectToService()) { 1268 Slog.e(TAG, "Failed to bind to media container service"); 1269 for (HandlerParams params : mPendingInstalls) { 1270 // Indicate service bind error 1271 params.serviceError(); 1272 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1273 System.identityHashCode(params)); 1274 } 1275 mPendingInstalls.clear(); 1276 } 1277 } 1278 break; 1279 } 1280 case MCS_UNBIND: { 1281 // If there is no actual work left, then time to unbind. 1282 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1283 1284 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1285 if (mBound) { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1287 1288 disconnectService(); 1289 } 1290 } else if (mPendingInstalls.size() > 0) { 1291 // There are more pending requests in queue. 1292 // Just post MCS_BOUND message to trigger processing 1293 // of next pending install. 1294 mHandler.sendEmptyMessage(MCS_BOUND); 1295 } 1296 1297 break; 1298 } 1299 case MCS_GIVE_UP: { 1300 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1301 HandlerParams params = mPendingInstalls.remove(0); 1302 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1303 System.identityHashCode(params)); 1304 break; 1305 } 1306 case SEND_PENDING_BROADCAST: { 1307 String packages[]; 1308 ArrayList<String> components[]; 1309 int size = 0; 1310 int uids[]; 1311 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1312 synchronized (mPackages) { 1313 if (mPendingBroadcasts == null) { 1314 return; 1315 } 1316 size = mPendingBroadcasts.size(); 1317 if (size <= 0) { 1318 // Nothing to be done. Just return 1319 return; 1320 } 1321 packages = new String[size]; 1322 components = new ArrayList[size]; 1323 uids = new int[size]; 1324 int i = 0; // filling out the above arrays 1325 1326 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1327 int packageUserId = mPendingBroadcasts.userIdAt(n); 1328 Iterator<Map.Entry<String, ArrayList<String>>> it 1329 = mPendingBroadcasts.packagesForUserId(packageUserId) 1330 .entrySet().iterator(); 1331 while (it.hasNext() && i < size) { 1332 Map.Entry<String, ArrayList<String>> ent = it.next(); 1333 packages[i] = ent.getKey(); 1334 components[i] = ent.getValue(); 1335 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1336 uids[i] = (ps != null) 1337 ? UserHandle.getUid(packageUserId, ps.appId) 1338 : -1; 1339 i++; 1340 } 1341 } 1342 size = i; 1343 mPendingBroadcasts.clear(); 1344 } 1345 // Send broadcasts 1346 for (int i = 0; i < size; i++) { 1347 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1348 } 1349 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1350 break; 1351 } 1352 case START_CLEANING_PACKAGE: { 1353 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1354 final String packageName = (String)msg.obj; 1355 final int userId = msg.arg1; 1356 final boolean andCode = msg.arg2 != 0; 1357 synchronized (mPackages) { 1358 if (userId == UserHandle.USER_ALL) { 1359 int[] users = sUserManager.getUserIds(); 1360 for (int user : users) { 1361 mSettings.addPackageToCleanLPw( 1362 new PackageCleanItem(user, packageName, andCode)); 1363 } 1364 } else { 1365 mSettings.addPackageToCleanLPw( 1366 new PackageCleanItem(userId, packageName, andCode)); 1367 } 1368 } 1369 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1370 startCleaningPackages(); 1371 } break; 1372 case POST_INSTALL: { 1373 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1374 1375 PostInstallData data = mRunningInstalls.get(msg.arg1); 1376 mRunningInstalls.delete(msg.arg1); 1377 boolean deleteOld = false; 1378 1379 if (data != null) { 1380 InstallArgs args = data.args; 1381 PackageInstalledInfo res = data.res; 1382 1383 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1384 final String packageName = res.pkg.applicationInfo.packageName; 1385 res.removedInfo.sendBroadcast(false, true, false); 1386 Bundle extras = new Bundle(1); 1387 extras.putInt(Intent.EXTRA_UID, res.uid); 1388 1389 // Now that we successfully installed the package, grant runtime 1390 // permissions if requested before broadcasting the install. 1391 if ((args.installFlags 1392 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1393 && res.pkg.applicationInfo.targetSdkVersion 1394 >= Build.VERSION_CODES.M) { 1395 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1396 args.installGrantPermissions); 1397 } 1398 1399 // Determine the set of users who are adding this 1400 // package for the first time vs. those who are seeing 1401 // an update. 1402 int[] firstUsers; 1403 int[] updateUsers = new int[0]; 1404 if (res.origUsers == null || res.origUsers.length == 0) { 1405 firstUsers = res.newUsers; 1406 } else { 1407 firstUsers = new int[0]; 1408 for (int i=0; i<res.newUsers.length; i++) { 1409 int user = res.newUsers[i]; 1410 boolean isNew = true; 1411 for (int j=0; j<res.origUsers.length; j++) { 1412 if (res.origUsers[j] == user) { 1413 isNew = false; 1414 break; 1415 } 1416 } 1417 if (isNew) { 1418 int[] newFirst = new int[firstUsers.length+1]; 1419 System.arraycopy(firstUsers, 0, newFirst, 0, 1420 firstUsers.length); 1421 newFirst[firstUsers.length] = user; 1422 firstUsers = newFirst; 1423 } else { 1424 int[] newUpdate = new int[updateUsers.length+1]; 1425 System.arraycopy(updateUsers, 0, newUpdate, 0, 1426 updateUsers.length); 1427 newUpdate[updateUsers.length] = user; 1428 updateUsers = newUpdate; 1429 } 1430 } 1431 } 1432 // don't broadcast for ephemeral installs/updates 1433 final boolean isEphemeral = isEphemeral(res.pkg); 1434 if (!isEphemeral) { 1435 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1436 extras, 0 /*flags*/, null /*targetPackage*/, 1437 null /*finishedReceiver*/, firstUsers); 1438 } 1439 final boolean update = res.removedInfo.removedPackage != null; 1440 if (update) { 1441 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1442 } 1443 if (!isEphemeral) { 1444 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1445 extras, 0 /*flags*/, null /*targetPackage*/, 1446 null /*finishedReceiver*/, updateUsers); 1447 } 1448 if (update) { 1449 if (!isEphemeral) { 1450 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1451 packageName, extras, 0 /*flags*/, 1452 null /*targetPackage*/, null /*finishedReceiver*/, 1453 updateUsers); 1454 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1455 null /*package*/, null /*extras*/, 0 /*flags*/, 1456 packageName /*targetPackage*/, 1457 null /*finishedReceiver*/, updateUsers); 1458 } 1459 1460 // treat asec-hosted packages like removable media on upgrade 1461 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1462 if (DEBUG_INSTALL) { 1463 Slog.i(TAG, "upgrading pkg " + res.pkg 1464 + " is ASEC-hosted -> AVAILABLE"); 1465 } 1466 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1467 ArrayList<String> pkgList = new ArrayList<String>(1); 1468 pkgList.add(packageName); 1469 sendResourcesChangedBroadcast(true, true, 1470 pkgList,uidArray, null); 1471 } 1472 } 1473 if (res.removedInfo.args != null) { 1474 // Remove the replaced package's older resources safely now 1475 deleteOld = true; 1476 } 1477 1478 // If this app is a browser and it's newly-installed for some 1479 // users, clear any default-browser state in those users 1480 if (firstUsers.length > 0) { 1481 // the app's nature doesn't depend on the user, so we can just 1482 // check its browser nature in any user and generalize. 1483 if (packageIsBrowser(packageName, firstUsers[0])) { 1484 synchronized (mPackages) { 1485 for (int userId : firstUsers) { 1486 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1487 } 1488 } 1489 } 1490 } 1491 // Log current value of "unknown sources" setting 1492 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1493 getUnknownSourcesSettings()); 1494 } 1495 // Force a gc to clear up things 1496 Runtime.getRuntime().gc(); 1497 // We delete after a gc for applications on sdcard. 1498 if (deleteOld) { 1499 synchronized (mInstallLock) { 1500 res.removedInfo.args.doPostDeleteLI(true); 1501 } 1502 } 1503 if (args.observer != null) { 1504 try { 1505 Bundle extras = extrasForInstallResult(res); 1506 args.observer.onPackageInstalled(res.name, res.returnCode, 1507 res.returnMsg, extras); 1508 } catch (RemoteException e) { 1509 Slog.i(TAG, "Observer no longer exists."); 1510 } 1511 } 1512 if (args.traceMethod != null) { 1513 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1514 args.traceCookie); 1515 } 1516 return; 1517 } else { 1518 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1519 } 1520 1521 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1522 } break; 1523 case UPDATED_MEDIA_STATUS: { 1524 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1525 boolean reportStatus = msg.arg1 == 1; 1526 boolean doGc = msg.arg2 == 1; 1527 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1528 if (doGc) { 1529 // Force a gc to clear up stale containers. 1530 Runtime.getRuntime().gc(); 1531 } 1532 if (msg.obj != null) { 1533 @SuppressWarnings("unchecked") 1534 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1536 // Unload containers 1537 unloadAllContainers(args); 1538 } 1539 if (reportStatus) { 1540 try { 1541 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1542 PackageHelper.getMountService().finishMediaUpdate(); 1543 } catch (RemoteException e) { 1544 Log.e(TAG, "MountService not running?"); 1545 } 1546 } 1547 } break; 1548 case WRITE_SETTINGS: { 1549 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1550 synchronized (mPackages) { 1551 removeMessages(WRITE_SETTINGS); 1552 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1553 mSettings.writeLPr(); 1554 mDirtyUsers.clear(); 1555 } 1556 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1557 } break; 1558 case WRITE_PACKAGE_RESTRICTIONS: { 1559 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1560 synchronized (mPackages) { 1561 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1562 for (int userId : mDirtyUsers) { 1563 mSettings.writePackageRestrictionsLPr(userId); 1564 } 1565 mDirtyUsers.clear(); 1566 } 1567 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1568 } break; 1569 case CHECK_PENDING_VERIFICATION: { 1570 final int verificationId = msg.arg1; 1571 final PackageVerificationState state = mPendingVerification.get(verificationId); 1572 1573 if ((state != null) && !state.timeoutExtended()) { 1574 final InstallArgs args = state.getInstallArgs(); 1575 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1576 1577 Slog.i(TAG, "Verification timed out for " + originUri); 1578 mPendingVerification.remove(verificationId); 1579 1580 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1581 1582 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1583 Slog.i(TAG, "Continuing with installation of " + originUri); 1584 state.setVerifierResponse(Binder.getCallingUid(), 1585 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1586 broadcastPackageVerified(verificationId, originUri, 1587 PackageManager.VERIFICATION_ALLOW, 1588 state.getInstallArgs().getUser()); 1589 try { 1590 ret = args.copyApk(mContainerService, true); 1591 } catch (RemoteException e) { 1592 Slog.e(TAG, "Could not contact the ContainerService"); 1593 } 1594 } else { 1595 broadcastPackageVerified(verificationId, originUri, 1596 PackageManager.VERIFICATION_REJECT, 1597 state.getInstallArgs().getUser()); 1598 } 1599 1600 Trace.asyncTraceEnd( 1601 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1602 1603 processPendingInstall(args, ret); 1604 mHandler.sendEmptyMessage(MCS_UNBIND); 1605 } 1606 break; 1607 } 1608 case PACKAGE_VERIFIED: { 1609 final int verificationId = msg.arg1; 1610 1611 final PackageVerificationState state = mPendingVerification.get(verificationId); 1612 if (state == null) { 1613 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1614 break; 1615 } 1616 1617 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1618 1619 state.setVerifierResponse(response.callerUid, response.code); 1620 1621 if (state.isVerificationComplete()) { 1622 mPendingVerification.remove(verificationId); 1623 1624 final InstallArgs args = state.getInstallArgs(); 1625 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1626 1627 int ret; 1628 if (state.isInstallAllowed()) { 1629 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1630 broadcastPackageVerified(verificationId, originUri, 1631 response.code, state.getInstallArgs().getUser()); 1632 try { 1633 ret = args.copyApk(mContainerService, true); 1634 } catch (RemoteException e) { 1635 Slog.e(TAG, "Could not contact the ContainerService"); 1636 } 1637 } else { 1638 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1639 } 1640 1641 Trace.asyncTraceEnd( 1642 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1643 1644 processPendingInstall(args, ret); 1645 mHandler.sendEmptyMessage(MCS_UNBIND); 1646 } 1647 1648 break; 1649 } 1650 case START_INTENT_FILTER_VERIFICATIONS: { 1651 IFVerificationParams params = (IFVerificationParams) msg.obj; 1652 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1653 params.replacing, params.pkg); 1654 break; 1655 } 1656 case INTENT_FILTER_VERIFIED: { 1657 final int verificationId = msg.arg1; 1658 1659 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1660 verificationId); 1661 if (state == null) { 1662 Slog.w(TAG, "Invalid IntentFilter verification token " 1663 + verificationId + " received"); 1664 break; 1665 } 1666 1667 final int userId = state.getUserId(); 1668 1669 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1670 "Processing IntentFilter verification with token:" 1671 + verificationId + " and userId:" + userId); 1672 1673 final IntentFilterVerificationResponse response = 1674 (IntentFilterVerificationResponse) msg.obj; 1675 1676 state.setVerifierResponse(response.callerUid, response.code); 1677 1678 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1679 "IntentFilter verification with token:" + verificationId 1680 + " and userId:" + userId 1681 + " is settings verifier response with response code:" 1682 + response.code); 1683 1684 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1685 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1686 + response.getFailedDomainsString()); 1687 } 1688 1689 if (state.isVerificationComplete()) { 1690 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1691 } else { 1692 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1693 "IntentFilter verification with token:" + verificationId 1694 + " was not said to be complete"); 1695 } 1696 1697 break; 1698 } 1699 } 1700 } 1701 } 1702 1703 private StorageEventListener mStorageListener = new StorageEventListener() { 1704 @Override 1705 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1706 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1707 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1708 final String volumeUuid = vol.getFsUuid(); 1709 1710 // Clean up any users or apps that were removed or recreated 1711 // while this volume was missing 1712 reconcileUsers(volumeUuid); 1713 reconcileApps(volumeUuid); 1714 1715 // Clean up any install sessions that expired or were 1716 // cancelled while this volume was missing 1717 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1718 1719 loadPrivatePackages(vol); 1720 1721 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1722 unloadPrivatePackages(vol); 1723 } 1724 } 1725 1726 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1727 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1728 updateExternalMediaStatus(true, false); 1729 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1730 updateExternalMediaStatus(false, false); 1731 } 1732 } 1733 } 1734 1735 @Override 1736 public void onVolumeForgotten(String fsUuid) { 1737 if (TextUtils.isEmpty(fsUuid)) { 1738 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1739 return; 1740 } 1741 1742 // Remove any apps installed on the forgotten volume 1743 synchronized (mPackages) { 1744 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1745 for (PackageSetting ps : packages) { 1746 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1747 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1748 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1749 } 1750 1751 mSettings.onVolumeForgotten(fsUuid); 1752 mSettings.writeLPr(); 1753 } 1754 } 1755 }; 1756 1757 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1758 String[] grantedPermissions) { 1759 if (userId >= UserHandle.USER_SYSTEM) { 1760 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1761 } else if (userId == UserHandle.USER_ALL) { 1762 final int[] userIds; 1763 synchronized (mPackages) { 1764 userIds = UserManagerService.getInstance().getUserIds(); 1765 } 1766 for (int someUserId : userIds) { 1767 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1768 } 1769 } 1770 1771 // We could have touched GID membership, so flush out packages.list 1772 synchronized (mPackages) { 1773 mSettings.writePackageListLPr(); 1774 } 1775 } 1776 1777 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1778 String[] grantedPermissions) { 1779 SettingBase sb = (SettingBase) pkg.mExtras; 1780 if (sb == null) { 1781 return; 1782 } 1783 1784 PermissionsState permissionsState = sb.getPermissionsState(); 1785 1786 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1787 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1788 1789 synchronized (mPackages) { 1790 for (String permission : pkg.requestedPermissions) { 1791 BasePermission bp = mSettings.mPermissions.get(permission); 1792 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1793 && (grantedPermissions == null 1794 || ArrayUtils.contains(grantedPermissions, permission))) { 1795 final int flags = permissionsState.getPermissionFlags(permission, userId); 1796 // Installer cannot change immutable permissions. 1797 if ((flags & immutableFlags) == 0) { 1798 grantRuntimePermission(pkg.packageName, permission, userId); 1799 } 1800 } 1801 } 1802 } 1803 } 1804 1805 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1806 Bundle extras = null; 1807 switch (res.returnCode) { 1808 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1809 extras = new Bundle(); 1810 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1811 res.origPermission); 1812 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1813 res.origPackage); 1814 break; 1815 } 1816 case PackageManager.INSTALL_SUCCEEDED: { 1817 extras = new Bundle(); 1818 extras.putBoolean(Intent.EXTRA_REPLACING, 1819 res.removedInfo != null && res.removedInfo.removedPackage != null); 1820 break; 1821 } 1822 } 1823 return extras; 1824 } 1825 1826 void scheduleWriteSettingsLocked() { 1827 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1828 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1829 } 1830 } 1831 1832 void scheduleWritePackageRestrictionsLocked(int userId) { 1833 if (!sUserManager.exists(userId)) return; 1834 mDirtyUsers.add(userId); 1835 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1836 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1837 } 1838 } 1839 1840 public static PackageManagerService main(Context context, Installer installer, 1841 boolean factoryTest, boolean onlyCore) { 1842 PackageManagerService m = new PackageManagerService(context, installer, 1843 factoryTest, onlyCore); 1844 m.enableSystemUserApps(); 1845 ServiceManager.addService("package", m); 1846 return m; 1847 } 1848 1849 private void enableSystemUserApps() { 1850 if (!UserManager.isSplitSystemUser()) { 1851 return; 1852 } 1853 // For system user, enable apps based on the following conditions: 1854 // - app is whitelisted or belong to one of these groups: 1855 // -- system app which has no launcher icons 1856 // -- system app which has INTERACT_ACROSS_USERS permission 1857 // -- system IME app 1858 // - app is not in the blacklist 1859 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1860 Set<String> enableApps = new ArraySet<>(); 1861 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1862 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1863 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1864 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1865 enableApps.addAll(wlApps); 1866 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1867 enableApps.removeAll(blApps); 1868 1869 List<String> systemApps = queryHelper.queryApps(0, /* systemAppsOnly */ true, 1870 UserHandle.SYSTEM); 1871 final int systemAppsSize = systemApps.size(); 1872 synchronized (mPackages) { 1873 for (int i = 0; i < systemAppsSize; i++) { 1874 String pName = systemApps.get(i); 1875 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1876 // Should not happen, but we shouldn't be failing if it does 1877 if (pkgSetting == null) { 1878 continue; 1879 } 1880 boolean installed = enableApps.contains(pName); 1881 pkgSetting.setInstalled(installed, UserHandle.USER_SYSTEM); 1882 } 1883 } 1884 } 1885 1886 static String[] splitString(String str, char sep) { 1887 int count = 1; 1888 int i = 0; 1889 while ((i=str.indexOf(sep, i)) >= 0) { 1890 count++; 1891 i++; 1892 } 1893 1894 String[] res = new String[count]; 1895 i=0; 1896 count = 0; 1897 int lastI=0; 1898 while ((i=str.indexOf(sep, i)) >= 0) { 1899 res[count] = str.substring(lastI, i); 1900 count++; 1901 i++; 1902 lastI = i; 1903 } 1904 res[count] = str.substring(lastI, str.length()); 1905 return res; 1906 } 1907 1908 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1909 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1910 Context.DISPLAY_SERVICE); 1911 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1912 } 1913 1914 public PackageManagerService(Context context, Installer installer, 1915 boolean factoryTest, boolean onlyCore) { 1916 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1917 SystemClock.uptimeMillis()); 1918 1919 if (mSdkVersion <= 0) { 1920 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1921 } 1922 1923 mContext = context; 1924 mFactoryTest = factoryTest; 1925 mOnlyCore = onlyCore; 1926 mMetrics = new DisplayMetrics(); 1927 mSettings = new Settings(mPackages); 1928 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1929 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1930 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1931 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1932 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1933 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1934 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1935 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1936 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1937 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1938 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1939 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1940 1941 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1942 if (separateProcesses != null && separateProcesses.length() > 0) { 1943 if ("*".equals(separateProcesses)) { 1944 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1945 mSeparateProcesses = null; 1946 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1947 } else { 1948 mDefParseFlags = 0; 1949 mSeparateProcesses = separateProcesses.split(","); 1950 Slog.w(TAG, "Running with debug.separate_processes: " 1951 + separateProcesses); 1952 } 1953 } else { 1954 mDefParseFlags = 0; 1955 mSeparateProcesses = null; 1956 } 1957 1958 mInstaller = installer; 1959 mPackageDexOptimizer = new PackageDexOptimizer(this); 1960 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1961 1962 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1963 FgThread.get().getLooper()); 1964 1965 getDefaultDisplayMetrics(context, mMetrics); 1966 1967 SystemConfig systemConfig = SystemConfig.getInstance(); 1968 mGlobalGids = systemConfig.getGlobalGids(); 1969 mSystemPermissions = systemConfig.getSystemPermissions(); 1970 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1971 1972 synchronized (mInstallLock) { 1973 // writer 1974 synchronized (mPackages) { 1975 mHandlerThread = new ServiceThread(TAG, 1976 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1977 mHandlerThread.start(); 1978 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1979 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1980 1981 File dataDir = Environment.getDataDirectory(); 1982 mAppDataDir = new File(dataDir, "data"); 1983 mAppInstallDir = new File(dataDir, "app"); 1984 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1985 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1986 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1987 mUserAppDataDir = new File(dataDir, "user"); 1988 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1989 1990 sUserManager = new UserManagerService(context, this, mPackages); 1991 1992 // Propagate permission configuration in to package manager. 1993 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1994 = systemConfig.getPermissions(); 1995 for (int i=0; i<permConfig.size(); i++) { 1996 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1997 BasePermission bp = mSettings.mPermissions.get(perm.name); 1998 if (bp == null) { 1999 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2000 mSettings.mPermissions.put(perm.name, bp); 2001 } 2002 if (perm.gids != null) { 2003 bp.setGids(perm.gids, perm.perUser); 2004 } 2005 } 2006 2007 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2008 for (int i=0; i<libConfig.size(); i++) { 2009 mSharedLibraries.put(libConfig.keyAt(i), 2010 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2011 } 2012 2013 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2014 2015 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2016 2017 String customResolverActivity = Resources.getSystem().getString( 2018 R.string.config_customResolverActivity); 2019 if (TextUtils.isEmpty(customResolverActivity)) { 2020 customResolverActivity = null; 2021 } else { 2022 mCustomResolverComponentName = ComponentName.unflattenFromString( 2023 customResolverActivity); 2024 } 2025 2026 long startTime = SystemClock.uptimeMillis(); 2027 2028 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2029 startTime); 2030 2031 // Set flag to monitor and not change apk file paths when 2032 // scanning install directories. 2033 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2034 2035 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2036 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2037 2038 if (bootClassPath == null) { 2039 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2040 } 2041 2042 if (systemServerClassPath == null) { 2043 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2044 } 2045 2046 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2047 final String[] dexCodeInstructionSets = 2048 getDexCodeInstructionSets( 2049 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2050 2051 /** 2052 * Ensure all external libraries have had dexopt run on them. 2053 */ 2054 if (mSharedLibraries.size() > 0) { 2055 // NOTE: For now, we're compiling these system "shared libraries" 2056 // (and framework jars) into all available architectures. It's possible 2057 // to compile them only when we come across an app that uses them (there's 2058 // already logic for that in scanPackageLI) but that adds some complexity. 2059 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2060 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2061 final String lib = libEntry.path; 2062 if (lib == null) { 2063 continue; 2064 } 2065 2066 try { 2067 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2068 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2069 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2070 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2071 } 2072 } catch (FileNotFoundException e) { 2073 Slog.w(TAG, "Library not found: " + lib); 2074 } catch (IOException e) { 2075 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2076 + e.getMessage()); 2077 } 2078 } 2079 } 2080 } 2081 2082 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2083 2084 final VersionInfo ver = mSettings.getInternalVersion(); 2085 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2086 // when upgrading from pre-M, promote system app permissions from install to runtime 2087 mPromoteSystemApps = 2088 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2089 2090 // save off the names of pre-existing system packages prior to scanning; we don't 2091 // want to automatically grant runtime permissions for new system apps 2092 if (mPromoteSystemApps) { 2093 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2094 while (pkgSettingIter.hasNext()) { 2095 PackageSetting ps = pkgSettingIter.next(); 2096 if (isSystemApp(ps)) { 2097 mExistingSystemPackages.add(ps.name); 2098 } 2099 } 2100 } 2101 2102 // Collect vendor overlay packages. 2103 // (Do this before scanning any apps.) 2104 // For security and version matching reason, only consider 2105 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2106 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2107 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2108 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2109 2110 // Find base frameworks (resource packages without code). 2111 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR 2113 | PackageParser.PARSE_IS_PRIVILEGED, 2114 scanFlags | SCAN_NO_DEX, 0); 2115 2116 // Collected privileged system packages. 2117 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2118 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2119 | PackageParser.PARSE_IS_SYSTEM_DIR 2120 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2121 2122 // Collect ordinary system packages. 2123 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2124 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2125 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2126 2127 // Collect all vendor packages. 2128 File vendorAppDir = new File("/vendor/app"); 2129 try { 2130 vendorAppDir = vendorAppDir.getCanonicalFile(); 2131 } catch (IOException e) { 2132 // failed to look up canonical path, continue with original one 2133 } 2134 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2135 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2136 2137 // Collect all OEM packages. 2138 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2139 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2140 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2141 2142 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2143 mInstaller.moveFiles(); 2144 2145 // Prune any system packages that no longer exist. 2146 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2147 if (!mOnlyCore) { 2148 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2149 while (psit.hasNext()) { 2150 PackageSetting ps = psit.next(); 2151 2152 /* 2153 * If this is not a system app, it can't be a 2154 * disable system app. 2155 */ 2156 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2157 continue; 2158 } 2159 2160 /* 2161 * If the package is scanned, it's not erased. 2162 */ 2163 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2164 if (scannedPkg != null) { 2165 /* 2166 * If the system app is both scanned and in the 2167 * disabled packages list, then it must have been 2168 * added via OTA. Remove it from the currently 2169 * scanned package so the previously user-installed 2170 * application can be scanned. 2171 */ 2172 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2173 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2174 + ps.name + "; removing system app. Last known codePath=" 2175 + ps.codePathString + ", installStatus=" + ps.installStatus 2176 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2177 + scannedPkg.mVersionCode); 2178 removePackageLI(ps, true); 2179 mExpectingBetter.put(ps.name, ps.codePath); 2180 } 2181 2182 continue; 2183 } 2184 2185 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2186 psit.remove(); 2187 logCriticalInfo(Log.WARN, "System package " + ps.name 2188 + " no longer exists; wiping its data"); 2189 removeDataDirsLI(null, ps.name); 2190 } else { 2191 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2192 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2193 possiblyDeletedUpdatedSystemApps.add(ps.name); 2194 } 2195 } 2196 } 2197 } 2198 2199 //look for any incomplete package installations 2200 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2201 //clean up list 2202 for(int i = 0; i < deletePkgsList.size(); i++) { 2203 //clean up here 2204 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2205 } 2206 //delete tmp files 2207 deleteTempPackageFiles(); 2208 2209 // Remove any shared userIDs that have no associated packages 2210 mSettings.pruneSharedUsersLPw(); 2211 2212 if (!mOnlyCore) { 2213 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2214 SystemClock.uptimeMillis()); 2215 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2216 2217 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2218 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2219 2220 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2221 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2222 2223 /** 2224 * Remove disable package settings for any updated system 2225 * apps that were removed via an OTA. If they're not a 2226 * previously-updated app, remove them completely. 2227 * Otherwise, just revoke their system-level permissions. 2228 */ 2229 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2230 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2231 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2232 2233 String msg; 2234 if (deletedPkg == null) { 2235 msg = "Updated system package " + deletedAppName 2236 + " no longer exists; wiping its data"; 2237 removeDataDirsLI(null, deletedAppName); 2238 } else { 2239 msg = "Updated system app + " + deletedAppName 2240 + " no longer present; removing system privileges for " 2241 + deletedAppName; 2242 2243 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2244 2245 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2246 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2247 } 2248 logCriticalInfo(Log.WARN, msg); 2249 } 2250 2251 /** 2252 * Make sure all system apps that we expected to appear on 2253 * the userdata partition actually showed up. If they never 2254 * appeared, crawl back and revive the system version. 2255 */ 2256 for (int i = 0; i < mExpectingBetter.size(); i++) { 2257 final String packageName = mExpectingBetter.keyAt(i); 2258 if (!mPackages.containsKey(packageName)) { 2259 final File scanFile = mExpectingBetter.valueAt(i); 2260 2261 logCriticalInfo(Log.WARN, "Expected better " + packageName 2262 + " but never showed up; reverting to system"); 2263 2264 final int reparseFlags; 2265 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR 2268 | PackageParser.PARSE_IS_PRIVILEGED; 2269 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2270 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2271 | PackageParser.PARSE_IS_SYSTEM_DIR; 2272 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2273 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2274 | PackageParser.PARSE_IS_SYSTEM_DIR; 2275 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2276 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2277 | PackageParser.PARSE_IS_SYSTEM_DIR; 2278 } else { 2279 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2280 continue; 2281 } 2282 2283 mSettings.enableSystemPackageLPw(packageName); 2284 2285 try { 2286 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2287 } catch (PackageManagerException e) { 2288 Slog.e(TAG, "Failed to parse original system package: " 2289 + e.getMessage()); 2290 } 2291 } 2292 } 2293 } 2294 mExpectingBetter.clear(); 2295 2296 // Now that we know all of the shared libraries, update all clients to have 2297 // the correct library paths. 2298 updateAllSharedLibrariesLPw(); 2299 2300 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2301 // NOTE: We ignore potential failures here during a system scan (like 2302 // the rest of the commands above) because there's precious little we 2303 // can do about it. A settings error is reported, though. 2304 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2305 false /* boot complete */); 2306 } 2307 2308 // Now that we know all the packages we are keeping, 2309 // read and update their last usage times. 2310 mPackageUsage.readLP(); 2311 2312 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2313 SystemClock.uptimeMillis()); 2314 Slog.i(TAG, "Time to scan packages: " 2315 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2316 + " seconds"); 2317 2318 // If the platform SDK has changed since the last time we booted, 2319 // we need to re-grant app permission to catch any new ones that 2320 // appear. This is really a hack, and means that apps can in some 2321 // cases get permissions that the user didn't initially explicitly 2322 // allow... it would be nice to have some better way to handle 2323 // this situation. 2324 int updateFlags = UPDATE_PERMISSIONS_ALL; 2325 if (ver.sdkVersion != mSdkVersion) { 2326 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2327 + mSdkVersion + "; regranting permissions for internal storage"); 2328 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2329 } 2330 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2331 ver.sdkVersion = mSdkVersion; 2332 2333 // If this is the first boot or an update from pre-M, and it is a normal 2334 // boot, then we need to initialize the default preferred apps across 2335 // all defined users. 2336 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2337 for (UserInfo user : sUserManager.getUsers(true)) { 2338 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2339 applyFactoryDefaultBrowserLPw(user.id); 2340 primeDomainVerificationsLPw(user.id); 2341 } 2342 } 2343 2344 // If this is first boot after an OTA, and a normal boot, then 2345 // we need to clear code cache directories. 2346 if (mIsUpgrade && !onlyCore) { 2347 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2348 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2349 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2350 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2351 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2352 } 2353 } 2354 ver.fingerprint = Build.FINGERPRINT; 2355 } 2356 2357 checkDefaultBrowser(); 2358 2359 // clear only after permissions and other defaults have been updated 2360 mExistingSystemPackages.clear(); 2361 mPromoteSystemApps = false; 2362 2363 // All the changes are done during package scanning. 2364 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2365 2366 // can downgrade to reader 2367 mSettings.writeLPr(); 2368 2369 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2370 SystemClock.uptimeMillis()); 2371 2372 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2373 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2374 2375 mInstallerService = new PackageInstallerService(context, this); 2376 2377 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2378 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2379 mIntentFilterVerifierComponent); 2380 2381 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2382 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2383 // both the installer and resolver must be present to enable ephemeral 2384 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2385 if (DEBUG_EPHEMERAL) { 2386 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2387 + " installer:" + ephemeralInstallerComponent); 2388 } 2389 mEphemeralResolverComponent = ephemeralResolverComponent; 2390 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2391 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2392 mEphemeralResolverConnection = 2393 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2394 } else { 2395 if (DEBUG_EPHEMERAL) { 2396 final String missingComponent = 2397 (ephemeralResolverComponent == null) 2398 ? (ephemeralInstallerComponent == null) 2399 ? "resolver and installer" 2400 : "resolver" 2401 : "installer"; 2402 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2403 } 2404 mEphemeralResolverComponent = null; 2405 mEphemeralInstallerComponent = null; 2406 mEphemeralResolverConnection = null; 2407 } 2408 } // synchronized (mPackages) 2409 } // synchronized (mInstallLock) 2410 2411 // Now after opening every single application zip, make sure they 2412 // are all flushed. Not really needed, but keeps things nice and 2413 // tidy. 2414 Runtime.getRuntime().gc(); 2415 2416 // The initial scanning above does many calls into installd while 2417 // holding the mPackages lock, but we're mostly interested in yelling 2418 // once we have a booted system. 2419 mInstaller.setWarnIfHeld(mPackages); 2420 2421 // Expose private service for system components to use. 2422 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2423 } 2424 2425 @Override 2426 public boolean isFirstBoot() { 2427 return !mRestoredSettings; 2428 } 2429 2430 @Override 2431 public boolean isOnlyCoreApps() { 2432 return mOnlyCore; 2433 } 2434 2435 @Override 2436 public boolean isUpgrade() { 2437 return mIsUpgrade; 2438 } 2439 2440 private String getRequiredVerifierLPr() { 2441 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2442 // We only care about verifier that's installed under system user. 2443 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2444 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2445 2446 String requiredVerifier = null; 2447 2448 final int N = receivers.size(); 2449 for (int i = 0; i < N; i++) { 2450 final ResolveInfo info = receivers.get(i); 2451 2452 if (info.activityInfo == null) { 2453 continue; 2454 } 2455 2456 final String packageName = info.activityInfo.packageName; 2457 2458 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2459 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2460 continue; 2461 } 2462 2463 if (requiredVerifier != null) { 2464 throw new RuntimeException("There can be only one required verifier"); 2465 } 2466 2467 requiredVerifier = packageName; 2468 } 2469 2470 return requiredVerifier; 2471 } 2472 2473 private String getRequiredInstallerLPr() { 2474 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2475 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2476 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2477 2478 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2479 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2480 2481 String requiredInstaller = null; 2482 2483 final int N = installers.size(); 2484 for (int i = 0; i < N; i++) { 2485 final ResolveInfo info = installers.get(i); 2486 final String packageName = info.activityInfo.packageName; 2487 2488 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2489 continue; 2490 } 2491 2492 if (requiredInstaller != null) { 2493 throw new RuntimeException("There must be one required installer"); 2494 } 2495 2496 requiredInstaller = packageName; 2497 } 2498 2499 if (requiredInstaller == null) { 2500 throw new RuntimeException("There must be one required installer"); 2501 } 2502 2503 return requiredInstaller; 2504 } 2505 2506 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2507 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2508 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2509 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2510 2511 ComponentName verifierComponentName = null; 2512 2513 int priority = -1000; 2514 final int N = receivers.size(); 2515 for (int i = 0; i < N; i++) { 2516 final ResolveInfo info = receivers.get(i); 2517 2518 if (info.activityInfo == null) { 2519 continue; 2520 } 2521 2522 final String packageName = info.activityInfo.packageName; 2523 2524 final PackageSetting ps = mSettings.mPackages.get(packageName); 2525 if (ps == null) { 2526 continue; 2527 } 2528 2529 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2530 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2531 continue; 2532 } 2533 2534 // Select the IntentFilterVerifier with the highest priority 2535 if (priority < info.priority) { 2536 priority = info.priority; 2537 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2538 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2539 + verifierComponentName + " with priority: " + info.priority); 2540 } 2541 } 2542 2543 return verifierComponentName; 2544 } 2545 2546 private ComponentName getEphemeralResolverLPr() { 2547 final String[] packageArray = 2548 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2549 if (packageArray.length == 0) { 2550 if (DEBUG_EPHEMERAL) { 2551 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2552 } 2553 return null; 2554 } 2555 2556 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2557 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2558 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2559 2560 final int N = resolvers.size(); 2561 if (N == 0) { 2562 if (DEBUG_EPHEMERAL) { 2563 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2564 } 2565 return null; 2566 } 2567 2568 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2569 for (int i = 0; i < N; i++) { 2570 final ResolveInfo info = resolvers.get(i); 2571 2572 if (info.serviceInfo == null) { 2573 continue; 2574 } 2575 2576 final String packageName = info.serviceInfo.packageName; 2577 if (!possiblePackages.contains(packageName)) { 2578 if (DEBUG_EPHEMERAL) { 2579 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2580 + " pkg: " + packageName + ", info:" + info); 2581 } 2582 continue; 2583 } 2584 2585 if (DEBUG_EPHEMERAL) { 2586 Slog.v(TAG, "Ephemeral resolver found;" 2587 + " pkg: " + packageName + ", info:" + info); 2588 } 2589 return new ComponentName(packageName, info.serviceInfo.name); 2590 } 2591 if (DEBUG_EPHEMERAL) { 2592 Slog.v(TAG, "Ephemeral resolver NOT found"); 2593 } 2594 return null; 2595 } 2596 2597 private ComponentName getEphemeralInstallerLPr() { 2598 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2599 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2600 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2601 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2602 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2603 2604 ComponentName ephemeralInstaller = null; 2605 2606 final int N = installers.size(); 2607 for (int i = 0; i < N; i++) { 2608 final ResolveInfo info = installers.get(i); 2609 final String packageName = info.activityInfo.packageName; 2610 2611 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2612 if (DEBUG_EPHEMERAL) { 2613 Slog.d(TAG, "Ephemeral installer is not system app;" 2614 + " pkg: " + packageName + ", info:" + info); 2615 } 2616 continue; 2617 } 2618 2619 if (ephemeralInstaller != null) { 2620 throw new RuntimeException("There must only be one ephemeral installer"); 2621 } 2622 2623 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2624 } 2625 2626 return ephemeralInstaller; 2627 } 2628 2629 private void primeDomainVerificationsLPw(int userId) { 2630 if (DEBUG_DOMAIN_VERIFICATION) { 2631 Slog.d(TAG, "Priming domain verifications in user " + userId); 2632 } 2633 2634 SystemConfig systemConfig = SystemConfig.getInstance(); 2635 ArraySet<String> packages = systemConfig.getLinkedApps(); 2636 ArraySet<String> domains = new ArraySet<String>(); 2637 2638 for (String packageName : packages) { 2639 PackageParser.Package pkg = mPackages.get(packageName); 2640 if (pkg != null) { 2641 if (!pkg.isSystemApp()) { 2642 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2643 continue; 2644 } 2645 2646 domains.clear(); 2647 for (PackageParser.Activity a : pkg.activities) { 2648 for (ActivityIntentInfo filter : a.intents) { 2649 if (hasValidDomains(filter)) { 2650 domains.addAll(filter.getHostsList()); 2651 } 2652 } 2653 } 2654 2655 if (domains.size() > 0) { 2656 if (DEBUG_DOMAIN_VERIFICATION) { 2657 Slog.v(TAG, " + " + packageName); 2658 } 2659 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2660 // state w.r.t. the formal app-linkage "no verification attempted" state; 2661 // and then 'always' in the per-user state actually used for intent resolution. 2662 final IntentFilterVerificationInfo ivi; 2663 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2664 new ArrayList<String>(domains)); 2665 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2666 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2667 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2668 } else { 2669 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2670 + "' does not handle web links"); 2671 } 2672 } else { 2673 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2674 } 2675 } 2676 2677 scheduleWritePackageRestrictionsLocked(userId); 2678 scheduleWriteSettingsLocked(); 2679 } 2680 2681 private void applyFactoryDefaultBrowserLPw(int userId) { 2682 // The default browser app's package name is stored in a string resource, 2683 // with a product-specific overlay used for vendor customization. 2684 String browserPkg = mContext.getResources().getString( 2685 com.android.internal.R.string.default_browser); 2686 if (!TextUtils.isEmpty(browserPkg)) { 2687 // non-empty string => required to be a known package 2688 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2689 if (ps == null) { 2690 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2691 browserPkg = null; 2692 } else { 2693 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2694 } 2695 } 2696 2697 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2698 // default. If there's more than one, just leave everything alone. 2699 if (browserPkg == null) { 2700 calculateDefaultBrowserLPw(userId); 2701 } 2702 } 2703 2704 private void calculateDefaultBrowserLPw(int userId) { 2705 List<String> allBrowsers = resolveAllBrowserApps(userId); 2706 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2707 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2708 } 2709 2710 private List<String> resolveAllBrowserApps(int userId) { 2711 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2712 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2713 PackageManager.MATCH_ALL, userId); 2714 2715 final int count = list.size(); 2716 List<String> result = new ArrayList<String>(count); 2717 for (int i=0; i<count; i++) { 2718 ResolveInfo info = list.get(i); 2719 if (info.activityInfo == null 2720 || !info.handleAllWebDataURI 2721 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2722 || result.contains(info.activityInfo.packageName)) { 2723 continue; 2724 } 2725 result.add(info.activityInfo.packageName); 2726 } 2727 2728 return result; 2729 } 2730 2731 private boolean packageIsBrowser(String packageName, int userId) { 2732 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2733 PackageManager.MATCH_ALL, userId); 2734 final int N = list.size(); 2735 for (int i = 0; i < N; i++) { 2736 ResolveInfo info = list.get(i); 2737 if (packageName.equals(info.activityInfo.packageName)) { 2738 return true; 2739 } 2740 } 2741 return false; 2742 } 2743 2744 private void checkDefaultBrowser() { 2745 final int myUserId = UserHandle.myUserId(); 2746 final String packageName = getDefaultBrowserPackageName(myUserId); 2747 if (packageName != null) { 2748 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2749 if (info == null) { 2750 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2751 synchronized (mPackages) { 2752 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2753 } 2754 } 2755 } 2756 } 2757 2758 @Override 2759 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2760 throws RemoteException { 2761 try { 2762 return super.onTransact(code, data, reply, flags); 2763 } catch (RuntimeException e) { 2764 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2765 Slog.wtf(TAG, "Package Manager Crash", e); 2766 } 2767 throw e; 2768 } 2769 } 2770 2771 void cleanupInstallFailedPackage(PackageSetting ps) { 2772 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2773 2774 removeDataDirsLI(ps.volumeUuid, ps.name); 2775 if (ps.codePath != null) { 2776 if (ps.codePath.isDirectory()) { 2777 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2778 } else { 2779 ps.codePath.delete(); 2780 } 2781 } 2782 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2783 if (ps.resourcePath.isDirectory()) { 2784 FileUtils.deleteContents(ps.resourcePath); 2785 } 2786 ps.resourcePath.delete(); 2787 } 2788 mSettings.removePackageLPw(ps.name); 2789 } 2790 2791 static int[] appendInts(int[] cur, int[] add) { 2792 if (add == null) return cur; 2793 if (cur == null) return add; 2794 final int N = add.length; 2795 for (int i=0; i<N; i++) { 2796 cur = appendInt(cur, add[i]); 2797 } 2798 return cur; 2799 } 2800 2801 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2802 if (!sUserManager.exists(userId)) return null; 2803 final PackageSetting ps = (PackageSetting) p.mExtras; 2804 if (ps == null) { 2805 return null; 2806 } 2807 2808 final PermissionsState permissionsState = ps.getPermissionsState(); 2809 2810 final int[] gids = permissionsState.computeGids(userId); 2811 final Set<String> permissions = permissionsState.getPermissions(userId); 2812 final PackageUserState state = ps.readUserState(userId); 2813 2814 return PackageParser.generatePackageInfo(p, gids, flags, 2815 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2816 } 2817 2818 @Override 2819 public void checkPackageStartable(String packageName, int userId) { 2820 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2821 2822 synchronized (mPackages) { 2823 final PackageSetting ps = mSettings.mPackages.get(packageName); 2824 if (ps == null) { 2825 throw new SecurityException("Package " + packageName + " was not found!"); 2826 } 2827 2828 if (ps.frozen) { 2829 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2830 } 2831 2832 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2833 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2834 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2835 } 2836 } 2837 } 2838 2839 @Override 2840 public boolean isPackageAvailable(String packageName, int userId) { 2841 if (!sUserManager.exists(userId)) return false; 2842 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2843 synchronized (mPackages) { 2844 PackageParser.Package p = mPackages.get(packageName); 2845 if (p != null) { 2846 final PackageSetting ps = (PackageSetting) p.mExtras; 2847 if (ps != null) { 2848 final PackageUserState state = ps.readUserState(userId); 2849 if (state != null) { 2850 return PackageParser.isAvailable(state); 2851 } 2852 } 2853 } 2854 } 2855 return false; 2856 } 2857 2858 @Override 2859 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2860 if (!sUserManager.exists(userId)) return null; 2861 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2862 // reader 2863 synchronized (mPackages) { 2864 PackageParser.Package p = mPackages.get(packageName); 2865 if (DEBUG_PACKAGE_INFO) 2866 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2867 if (p != null) { 2868 return generatePackageInfo(p, flags, userId); 2869 } 2870 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2871 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2872 } 2873 } 2874 return null; 2875 } 2876 2877 @Override 2878 public String[] currentToCanonicalPackageNames(String[] names) { 2879 String[] out = new String[names.length]; 2880 // reader 2881 synchronized (mPackages) { 2882 for (int i=names.length-1; i>=0; i--) { 2883 PackageSetting ps = mSettings.mPackages.get(names[i]); 2884 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2885 } 2886 } 2887 return out; 2888 } 2889 2890 @Override 2891 public String[] canonicalToCurrentPackageNames(String[] names) { 2892 String[] out = new String[names.length]; 2893 // reader 2894 synchronized (mPackages) { 2895 for (int i=names.length-1; i>=0; i--) { 2896 String cur = mSettings.mRenamedPackages.get(names[i]); 2897 out[i] = cur != null ? cur : names[i]; 2898 } 2899 } 2900 return out; 2901 } 2902 2903 @Override 2904 public int getPackageUid(String packageName, int userId) { 2905 return getPackageUidEtc(packageName, 0, userId); 2906 } 2907 2908 @Override 2909 public int getPackageUidEtc(String packageName, int flags, int userId) { 2910 if (!sUserManager.exists(userId)) return -1; 2911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2912 2913 // reader 2914 synchronized (mPackages) { 2915 final PackageParser.Package p = mPackages.get(packageName); 2916 if (p != null) { 2917 return UserHandle.getUid(userId, p.applicationInfo.uid); 2918 } 2919 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2920 final PackageSetting ps = mSettings.mPackages.get(packageName); 2921 if (ps != null) { 2922 return UserHandle.getUid(userId, ps.appId); 2923 } 2924 } 2925 } 2926 2927 return -1; 2928 } 2929 2930 @Override 2931 public int[] getPackageGids(String packageName, int userId) { 2932 return getPackageGidsEtc(packageName, 0, userId); 2933 } 2934 2935 @Override 2936 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2937 if (!sUserManager.exists(userId)) { 2938 return null; 2939 } 2940 2941 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2942 "getPackageGids"); 2943 2944 // reader 2945 synchronized (mPackages) { 2946 final PackageParser.Package p = mPackages.get(packageName); 2947 if (p != null) { 2948 PackageSetting ps = (PackageSetting) p.mExtras; 2949 return ps.getPermissionsState().computeGids(userId); 2950 } 2951 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2952 final PackageSetting ps = mSettings.mPackages.get(packageName); 2953 if (ps != null) { 2954 return ps.getPermissionsState().computeGids(userId); 2955 } 2956 } 2957 } 2958 2959 return null; 2960 } 2961 2962 static PermissionInfo generatePermissionInfo( 2963 BasePermission bp, int flags) { 2964 if (bp.perm != null) { 2965 return PackageParser.generatePermissionInfo(bp.perm, flags); 2966 } 2967 PermissionInfo pi = new PermissionInfo(); 2968 pi.name = bp.name; 2969 pi.packageName = bp.sourcePackage; 2970 pi.nonLocalizedLabel = bp.name; 2971 pi.protectionLevel = bp.protectionLevel; 2972 return pi; 2973 } 2974 2975 @Override 2976 public PermissionInfo getPermissionInfo(String name, int flags) { 2977 // reader 2978 synchronized (mPackages) { 2979 final BasePermission p = mSettings.mPermissions.get(name); 2980 if (p != null) { 2981 return generatePermissionInfo(p, flags); 2982 } 2983 return null; 2984 } 2985 } 2986 2987 @Override 2988 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2989 // reader 2990 synchronized (mPackages) { 2991 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2992 for (BasePermission p : mSettings.mPermissions.values()) { 2993 if (group == null) { 2994 if (p.perm == null || p.perm.info.group == null) { 2995 out.add(generatePermissionInfo(p, flags)); 2996 } 2997 } else { 2998 if (p.perm != null && group.equals(p.perm.info.group)) { 2999 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3000 } 3001 } 3002 } 3003 3004 if (out.size() > 0) { 3005 return out; 3006 } 3007 return mPermissionGroups.containsKey(group) ? out : null; 3008 } 3009 } 3010 3011 @Override 3012 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3013 // reader 3014 synchronized (mPackages) { 3015 return PackageParser.generatePermissionGroupInfo( 3016 mPermissionGroups.get(name), flags); 3017 } 3018 } 3019 3020 @Override 3021 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3022 // reader 3023 synchronized (mPackages) { 3024 final int N = mPermissionGroups.size(); 3025 ArrayList<PermissionGroupInfo> out 3026 = new ArrayList<PermissionGroupInfo>(N); 3027 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3028 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3029 } 3030 return out; 3031 } 3032 } 3033 3034 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3035 int userId) { 3036 if (!sUserManager.exists(userId)) return null; 3037 PackageSetting ps = mSettings.mPackages.get(packageName); 3038 if (ps != null) { 3039 if (ps.pkg == null) { 3040 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3041 flags, userId); 3042 if (pInfo != null) { 3043 return pInfo.applicationInfo; 3044 } 3045 return null; 3046 } 3047 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3048 ps.readUserState(userId), userId); 3049 } 3050 return null; 3051 } 3052 3053 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3054 int userId) { 3055 if (!sUserManager.exists(userId)) return null; 3056 PackageSetting ps = mSettings.mPackages.get(packageName); 3057 if (ps != null) { 3058 PackageParser.Package pkg = ps.pkg; 3059 if (pkg == null) { 3060 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3061 return null; 3062 } 3063 // Only data remains, so we aren't worried about code paths 3064 pkg = new PackageParser.Package(packageName); 3065 pkg.applicationInfo.packageName = packageName; 3066 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3067 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3068 pkg.applicationInfo.uid = ps.appId; 3069 pkg.applicationInfo.initForUser(userId); 3070 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3071 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3072 } 3073 return generatePackageInfo(pkg, flags, userId); 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3080 if (!sUserManager.exists(userId)) return null; 3081 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3082 // writer 3083 synchronized (mPackages) { 3084 PackageParser.Package p = mPackages.get(packageName); 3085 if (DEBUG_PACKAGE_INFO) Log.v( 3086 TAG, "getApplicationInfo " + packageName 3087 + ": " + p); 3088 if (p != null) { 3089 PackageSetting ps = mSettings.mPackages.get(packageName); 3090 if (ps == null) return null; 3091 // Note: isEnabledLP() does not apply here - always return info 3092 return PackageParser.generateApplicationInfo( 3093 p, flags, ps.readUserState(userId), userId); 3094 } 3095 if ("android".equals(packageName)||"system".equals(packageName)) { 3096 return mAndroidApplication; 3097 } 3098 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3099 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3100 } 3101 } 3102 return null; 3103 } 3104 3105 @Override 3106 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3107 final IPackageDataObserver observer) { 3108 mContext.enforceCallingOrSelfPermission( 3109 android.Manifest.permission.CLEAR_APP_CACHE, null); 3110 // Queue up an async operation since clearing cache may take a little while. 3111 mHandler.post(new Runnable() { 3112 public void run() { 3113 mHandler.removeCallbacks(this); 3114 int retCode = -1; 3115 synchronized (mInstallLock) { 3116 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3117 if (retCode < 0) { 3118 Slog.w(TAG, "Couldn't clear application caches"); 3119 } 3120 } 3121 if (observer != null) { 3122 try { 3123 observer.onRemoveCompleted(null, (retCode >= 0)); 3124 } catch (RemoteException e) { 3125 Slog.w(TAG, "RemoveException when invoking call back"); 3126 } 3127 } 3128 } 3129 }); 3130 } 3131 3132 @Override 3133 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3134 final IntentSender pi) { 3135 mContext.enforceCallingOrSelfPermission( 3136 android.Manifest.permission.CLEAR_APP_CACHE, null); 3137 // Queue up an async operation since clearing cache may take a little while. 3138 mHandler.post(new Runnable() { 3139 public void run() { 3140 mHandler.removeCallbacks(this); 3141 int retCode = -1; 3142 synchronized (mInstallLock) { 3143 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3144 if (retCode < 0) { 3145 Slog.w(TAG, "Couldn't clear application caches"); 3146 } 3147 } 3148 if(pi != null) { 3149 try { 3150 // Callback via pending intent 3151 int code = (retCode >= 0) ? 1 : 0; 3152 pi.sendIntent(null, code, null, 3153 null, null); 3154 } catch (SendIntentException e1) { 3155 Slog.i(TAG, "Failed to send pending intent"); 3156 } 3157 } 3158 } 3159 }); 3160 } 3161 3162 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3163 synchronized (mInstallLock) { 3164 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3165 throw new IOException("Failed to free enough space"); 3166 } 3167 } 3168 } 3169 3170 /** 3171 * Return if the user key is currently unlocked. 3172 */ 3173 private boolean isUserKeyUnlocked(int userId) { 3174 if (StorageManager.isFileBasedEncryptionEnabled()) { 3175 final IMountService mount = IMountService.Stub 3176 .asInterface(ServiceManager.getService("mount")); 3177 if (mount == null) { 3178 Slog.w(TAG, "Early during boot, assuming locked"); 3179 return false; 3180 } 3181 final long token = Binder.clearCallingIdentity(); 3182 try { 3183 return mount.isUserKeyUnlocked(userId); 3184 } catch (RemoteException e) { 3185 throw e.rethrowAsRuntimeException(); 3186 } finally { 3187 Binder.restoreCallingIdentity(token); 3188 } 3189 } else { 3190 return true; 3191 } 3192 } 3193 3194 /** 3195 * Augment the given flags depending on current user running state. This is 3196 * purposefully done before acquiring {@link #mPackages} lock. 3197 */ 3198 private int augmentFlagsForUser(int flags, int userId) { 3199 if (!isUserKeyUnlocked(userId)) { 3200 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3201 } 3202 return flags; 3203 } 3204 3205 @Override 3206 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3207 if (!sUserManager.exists(userId)) return null; 3208 flags = augmentFlagsForUser(flags, userId); 3209 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3210 synchronized (mPackages) { 3211 PackageParser.Activity a = mActivities.mActivities.get(component); 3212 3213 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3214 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3215 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3216 if (ps == null) return null; 3217 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3218 userId); 3219 } 3220 if (mResolveComponentName.equals(component)) { 3221 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3222 new PackageUserState(), userId); 3223 } 3224 } 3225 return null; 3226 } 3227 3228 @Override 3229 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3230 String resolvedType) { 3231 synchronized (mPackages) { 3232 if (component.equals(mResolveComponentName)) { 3233 // The resolver supports EVERYTHING! 3234 return true; 3235 } 3236 PackageParser.Activity a = mActivities.mActivities.get(component); 3237 if (a == null) { 3238 return false; 3239 } 3240 for (int i=0; i<a.intents.size(); i++) { 3241 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3242 intent.getData(), intent.getCategories(), TAG) >= 0) { 3243 return true; 3244 } 3245 } 3246 return false; 3247 } 3248 } 3249 3250 @Override 3251 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3252 if (!sUserManager.exists(userId)) return null; 3253 flags = augmentFlagsForUser(flags, userId); 3254 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3255 synchronized (mPackages) { 3256 PackageParser.Activity a = mReceivers.mActivities.get(component); 3257 if (DEBUG_PACKAGE_INFO) Log.v( 3258 TAG, "getReceiverInfo " + component + ": " + a); 3259 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3260 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3261 if (ps == null) return null; 3262 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3263 userId); 3264 } 3265 } 3266 return null; 3267 } 3268 3269 @Override 3270 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3271 if (!sUserManager.exists(userId)) return null; 3272 flags = augmentFlagsForUser(flags, userId); 3273 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3274 synchronized (mPackages) { 3275 PackageParser.Service s = mServices.mServices.get(component); 3276 if (DEBUG_PACKAGE_INFO) Log.v( 3277 TAG, "getServiceInfo " + component + ": " + s); 3278 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3279 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3280 if (ps == null) return null; 3281 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3282 userId); 3283 } 3284 } 3285 return null; 3286 } 3287 3288 @Override 3289 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3290 if (!sUserManager.exists(userId)) return null; 3291 flags = augmentFlagsForUser(flags, userId); 3292 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3293 synchronized (mPackages) { 3294 PackageParser.Provider p = mProviders.mProviders.get(component); 3295 if (DEBUG_PACKAGE_INFO) Log.v( 3296 TAG, "getProviderInfo " + component + ": " + p); 3297 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3298 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3299 if (ps == null) return null; 3300 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3301 userId); 3302 } 3303 } 3304 return null; 3305 } 3306 3307 @Override 3308 public String[] getSystemSharedLibraryNames() { 3309 Set<String> libSet; 3310 synchronized (mPackages) { 3311 libSet = mSharedLibraries.keySet(); 3312 int size = libSet.size(); 3313 if (size > 0) { 3314 String[] libs = new String[size]; 3315 libSet.toArray(libs); 3316 return libs; 3317 } 3318 } 3319 return null; 3320 } 3321 3322 /** 3323 * @hide 3324 */ 3325 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3326 synchronized (mPackages) { 3327 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3328 if (lib != null && lib.apk != null) { 3329 return mPackages.get(lib.apk); 3330 } 3331 } 3332 return null; 3333 } 3334 3335 @Override 3336 public FeatureInfo[] getSystemAvailableFeatures() { 3337 Collection<FeatureInfo> featSet; 3338 synchronized (mPackages) { 3339 featSet = mAvailableFeatures.values(); 3340 int size = featSet.size(); 3341 if (size > 0) { 3342 FeatureInfo[] features = new FeatureInfo[size+1]; 3343 featSet.toArray(features); 3344 FeatureInfo fi = new FeatureInfo(); 3345 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3346 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3347 features[size] = fi; 3348 return features; 3349 } 3350 } 3351 return null; 3352 } 3353 3354 @Override 3355 public boolean hasSystemFeature(String name) { 3356 synchronized (mPackages) { 3357 return mAvailableFeatures.containsKey(name); 3358 } 3359 } 3360 3361 private void checkValidCaller(int uid, int userId) { 3362 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3363 return; 3364 3365 throw new SecurityException("Caller uid=" + uid 3366 + " is not privileged to communicate with user=" + userId); 3367 } 3368 3369 @Override 3370 public int checkPermission(String permName, String pkgName, int userId) { 3371 if (!sUserManager.exists(userId)) { 3372 return PackageManager.PERMISSION_DENIED; 3373 } 3374 3375 synchronized (mPackages) { 3376 final PackageParser.Package p = mPackages.get(pkgName); 3377 if (p != null && p.mExtras != null) { 3378 final PackageSetting ps = (PackageSetting) p.mExtras; 3379 final PermissionsState permissionsState = ps.getPermissionsState(); 3380 if (permissionsState.hasPermission(permName, userId)) { 3381 return PackageManager.PERMISSION_GRANTED; 3382 } 3383 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3384 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3385 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3386 return PackageManager.PERMISSION_GRANTED; 3387 } 3388 } 3389 } 3390 3391 return PackageManager.PERMISSION_DENIED; 3392 } 3393 3394 @Override 3395 public int checkUidPermission(String permName, int uid) { 3396 final int userId = UserHandle.getUserId(uid); 3397 3398 if (!sUserManager.exists(userId)) { 3399 return PackageManager.PERMISSION_DENIED; 3400 } 3401 3402 synchronized (mPackages) { 3403 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3404 if (obj != null) { 3405 final SettingBase ps = (SettingBase) obj; 3406 final PermissionsState permissionsState = ps.getPermissionsState(); 3407 if (permissionsState.hasPermission(permName, userId)) { 3408 return PackageManager.PERMISSION_GRANTED; 3409 } 3410 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3411 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3412 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3413 return PackageManager.PERMISSION_GRANTED; 3414 } 3415 } else { 3416 ArraySet<String> perms = mSystemPermissions.get(uid); 3417 if (perms != null) { 3418 if (perms.contains(permName)) { 3419 return PackageManager.PERMISSION_GRANTED; 3420 } 3421 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3422 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3423 return PackageManager.PERMISSION_GRANTED; 3424 } 3425 } 3426 } 3427 } 3428 3429 return PackageManager.PERMISSION_DENIED; 3430 } 3431 3432 @Override 3433 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3434 if (UserHandle.getCallingUserId() != userId) { 3435 mContext.enforceCallingPermission( 3436 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3437 "isPermissionRevokedByPolicy for user " + userId); 3438 } 3439 3440 if (checkPermission(permission, packageName, userId) 3441 == PackageManager.PERMISSION_GRANTED) { 3442 return false; 3443 } 3444 3445 final long identity = Binder.clearCallingIdentity(); 3446 try { 3447 final int flags = getPermissionFlags(permission, packageName, userId); 3448 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3449 } finally { 3450 Binder.restoreCallingIdentity(identity); 3451 } 3452 } 3453 3454 @Override 3455 public String getPermissionControllerPackageName() { 3456 synchronized (mPackages) { 3457 return mRequiredInstallerPackage; 3458 } 3459 } 3460 3461 /** 3462 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3463 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3464 * @param checkShell TODO(yamasani): 3465 * @param message the message to log on security exception 3466 */ 3467 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3468 boolean checkShell, String message) { 3469 if (userId < 0) { 3470 throw new IllegalArgumentException("Invalid userId " + userId); 3471 } 3472 if (checkShell) { 3473 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3474 } 3475 if (userId == UserHandle.getUserId(callingUid)) return; 3476 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3477 if (requireFullPermission) { 3478 mContext.enforceCallingOrSelfPermission( 3479 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3480 } else { 3481 try { 3482 mContext.enforceCallingOrSelfPermission( 3483 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3484 } catch (SecurityException se) { 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3487 } 3488 } 3489 } 3490 } 3491 3492 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3493 if (callingUid == Process.SHELL_UID) { 3494 if (userHandle >= 0 3495 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3496 throw new SecurityException("Shell does not have permission to access user " 3497 + userHandle); 3498 } else if (userHandle < 0) { 3499 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3500 + Debug.getCallers(3)); 3501 } 3502 } 3503 } 3504 3505 private BasePermission findPermissionTreeLP(String permName) { 3506 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3507 if (permName.startsWith(bp.name) && 3508 permName.length() > bp.name.length() && 3509 permName.charAt(bp.name.length()) == '.') { 3510 return bp; 3511 } 3512 } 3513 return null; 3514 } 3515 3516 private BasePermission checkPermissionTreeLP(String permName) { 3517 if (permName != null) { 3518 BasePermission bp = findPermissionTreeLP(permName); 3519 if (bp != null) { 3520 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3521 return bp; 3522 } 3523 throw new SecurityException("Calling uid " 3524 + Binder.getCallingUid() 3525 + " is not allowed to add to permission tree " 3526 + bp.name + " owned by uid " + bp.uid); 3527 } 3528 } 3529 throw new SecurityException("No permission tree found for " + permName); 3530 } 3531 3532 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3533 if (s1 == null) { 3534 return s2 == null; 3535 } 3536 if (s2 == null) { 3537 return false; 3538 } 3539 if (s1.getClass() != s2.getClass()) { 3540 return false; 3541 } 3542 return s1.equals(s2); 3543 } 3544 3545 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3546 if (pi1.icon != pi2.icon) return false; 3547 if (pi1.logo != pi2.logo) return false; 3548 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3549 if (!compareStrings(pi1.name, pi2.name)) return false; 3550 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3551 // We'll take care of setting this one. 3552 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3553 // These are not currently stored in settings. 3554 //if (!compareStrings(pi1.group, pi2.group)) return false; 3555 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3556 //if (pi1.labelRes != pi2.labelRes) return false; 3557 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3558 return true; 3559 } 3560 3561 int permissionInfoFootprint(PermissionInfo info) { 3562 int size = info.name.length(); 3563 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3564 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3565 return size; 3566 } 3567 3568 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3569 int size = 0; 3570 for (BasePermission perm : mSettings.mPermissions.values()) { 3571 if (perm.uid == tree.uid) { 3572 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3573 } 3574 } 3575 return size; 3576 } 3577 3578 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3579 // We calculate the max size of permissions defined by this uid and throw 3580 // if that plus the size of 'info' would exceed our stated maximum. 3581 if (tree.uid != Process.SYSTEM_UID) { 3582 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3583 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3584 throw new SecurityException("Permission tree size cap exceeded"); 3585 } 3586 } 3587 } 3588 3589 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3590 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3591 throw new SecurityException("Label must be specified in permission"); 3592 } 3593 BasePermission tree = checkPermissionTreeLP(info.name); 3594 BasePermission bp = mSettings.mPermissions.get(info.name); 3595 boolean added = bp == null; 3596 boolean changed = true; 3597 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3598 if (added) { 3599 enforcePermissionCapLocked(info, tree); 3600 bp = new BasePermission(info.name, tree.sourcePackage, 3601 BasePermission.TYPE_DYNAMIC); 3602 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3603 throw new SecurityException( 3604 "Not allowed to modify non-dynamic permission " 3605 + info.name); 3606 } else { 3607 if (bp.protectionLevel == fixedLevel 3608 && bp.perm.owner.equals(tree.perm.owner) 3609 && bp.uid == tree.uid 3610 && comparePermissionInfos(bp.perm.info, info)) { 3611 changed = false; 3612 } 3613 } 3614 bp.protectionLevel = fixedLevel; 3615 info = new PermissionInfo(info); 3616 info.protectionLevel = fixedLevel; 3617 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3618 bp.perm.info.packageName = tree.perm.info.packageName; 3619 bp.uid = tree.uid; 3620 if (added) { 3621 mSettings.mPermissions.put(info.name, bp); 3622 } 3623 if (changed) { 3624 if (!async) { 3625 mSettings.writeLPr(); 3626 } else { 3627 scheduleWriteSettingsLocked(); 3628 } 3629 } 3630 return added; 3631 } 3632 3633 @Override 3634 public boolean addPermission(PermissionInfo info) { 3635 synchronized (mPackages) { 3636 return addPermissionLocked(info, false); 3637 } 3638 } 3639 3640 @Override 3641 public boolean addPermissionAsync(PermissionInfo info) { 3642 synchronized (mPackages) { 3643 return addPermissionLocked(info, true); 3644 } 3645 } 3646 3647 @Override 3648 public void removePermission(String name) { 3649 synchronized (mPackages) { 3650 checkPermissionTreeLP(name); 3651 BasePermission bp = mSettings.mPermissions.get(name); 3652 if (bp != null) { 3653 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3654 throw new SecurityException( 3655 "Not allowed to modify non-dynamic permission " 3656 + name); 3657 } 3658 mSettings.mPermissions.remove(name); 3659 mSettings.writeLPr(); 3660 } 3661 } 3662 } 3663 3664 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3665 BasePermission bp) { 3666 int index = pkg.requestedPermissions.indexOf(bp.name); 3667 if (index == -1) { 3668 throw new SecurityException("Package " + pkg.packageName 3669 + " has not requested permission " + bp.name); 3670 } 3671 if (!bp.isRuntime() && !bp.isDevelopment()) { 3672 throw new SecurityException("Permission " + bp.name 3673 + " is not a changeable permission type"); 3674 } 3675 } 3676 3677 @Override 3678 public void grantRuntimePermission(String packageName, String name, final int userId) { 3679 if (!sUserManager.exists(userId)) { 3680 Log.e(TAG, "No such user:" + userId); 3681 return; 3682 } 3683 3684 mContext.enforceCallingOrSelfPermission( 3685 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3686 "grantRuntimePermission"); 3687 3688 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3689 "grantRuntimePermission"); 3690 3691 final int uid; 3692 final SettingBase sb; 3693 3694 synchronized (mPackages) { 3695 final PackageParser.Package pkg = mPackages.get(packageName); 3696 if (pkg == null) { 3697 throw new IllegalArgumentException("Unknown package: " + packageName); 3698 } 3699 3700 final BasePermission bp = mSettings.mPermissions.get(name); 3701 if (bp == null) { 3702 throw new IllegalArgumentException("Unknown permission: " + name); 3703 } 3704 3705 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3706 3707 // If a permission review is required for legacy apps we represent 3708 // their permissions as always granted runtime ones since we need 3709 // to keep the review required permission flag per user while an 3710 // install permission's state is shared across all users. 3711 if (Build.PERMISSIONS_REVIEW_REQUIRED 3712 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3713 && bp.isRuntime()) { 3714 return; 3715 } 3716 3717 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3718 sb = (SettingBase) pkg.mExtras; 3719 if (sb == null) { 3720 throw new IllegalArgumentException("Unknown package: " + packageName); 3721 } 3722 3723 final PermissionsState permissionsState = sb.getPermissionsState(); 3724 3725 final int flags = permissionsState.getPermissionFlags(name, userId); 3726 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3727 throw new SecurityException("Cannot grant system fixed permission: " 3728 + name + " for package: " + packageName); 3729 } 3730 3731 if (bp.isDevelopment()) { 3732 // Development permissions must be handled specially, since they are not 3733 // normal runtime permissions. For now they apply to all users. 3734 if (permissionsState.grantInstallPermission(bp) != 3735 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3736 scheduleWriteSettingsLocked(); 3737 } 3738 return; 3739 } 3740 3741 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3742 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3743 return; 3744 } 3745 3746 final int result = permissionsState.grantRuntimePermission(bp, userId); 3747 switch (result) { 3748 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3749 return; 3750 } 3751 3752 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3753 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3754 mHandler.post(new Runnable() { 3755 @Override 3756 public void run() { 3757 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3758 } 3759 }); 3760 } 3761 break; 3762 } 3763 3764 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3765 3766 // Not critical if that is lost - app has to request again. 3767 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3768 } 3769 3770 // Only need to do this if user is initialized. Otherwise it's a new user 3771 // and there are no processes running as the user yet and there's no need 3772 // to make an expensive call to remount processes for the changed permissions. 3773 if (READ_EXTERNAL_STORAGE.equals(name) 3774 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3775 final long token = Binder.clearCallingIdentity(); 3776 try { 3777 if (sUserManager.isInitialized(userId)) { 3778 MountServiceInternal mountServiceInternal = LocalServices.getService( 3779 MountServiceInternal.class); 3780 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3781 } 3782 } finally { 3783 Binder.restoreCallingIdentity(token); 3784 } 3785 } 3786 } 3787 3788 @Override 3789 public void revokeRuntimePermission(String packageName, String name, int userId) { 3790 if (!sUserManager.exists(userId)) { 3791 Log.e(TAG, "No such user:" + userId); 3792 return; 3793 } 3794 3795 mContext.enforceCallingOrSelfPermission( 3796 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3797 "revokeRuntimePermission"); 3798 3799 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3800 "revokeRuntimePermission"); 3801 3802 final int appId; 3803 3804 synchronized (mPackages) { 3805 final PackageParser.Package pkg = mPackages.get(packageName); 3806 if (pkg == null) { 3807 throw new IllegalArgumentException("Unknown package: " + packageName); 3808 } 3809 3810 final BasePermission bp = mSettings.mPermissions.get(name); 3811 if (bp == null) { 3812 throw new IllegalArgumentException("Unknown permission: " + name); 3813 } 3814 3815 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3816 3817 // If a permission review is required for legacy apps we represent 3818 // their permissions as always granted runtime ones since we need 3819 // to keep the review required permission flag per user while an 3820 // install permission's state is shared across all users. 3821 if (Build.PERMISSIONS_REVIEW_REQUIRED 3822 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3823 && bp.isRuntime()) { 3824 return; 3825 } 3826 3827 SettingBase sb = (SettingBase) pkg.mExtras; 3828 if (sb == null) { 3829 throw new IllegalArgumentException("Unknown package: " + packageName); 3830 } 3831 3832 final PermissionsState permissionsState = sb.getPermissionsState(); 3833 3834 final int flags = permissionsState.getPermissionFlags(name, userId); 3835 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3836 throw new SecurityException("Cannot revoke system fixed permission: " 3837 + name + " for package: " + packageName); 3838 } 3839 3840 if (bp.isDevelopment()) { 3841 // Development permissions must be handled specially, since they are not 3842 // normal runtime permissions. For now they apply to all users. 3843 if (permissionsState.revokeInstallPermission(bp) != 3844 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3845 scheduleWriteSettingsLocked(); 3846 } 3847 return; 3848 } 3849 3850 if (permissionsState.revokeRuntimePermission(bp, userId) == 3851 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3852 return; 3853 } 3854 3855 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3856 3857 // Critical, after this call app should never have the permission. 3858 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3859 3860 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3861 } 3862 3863 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3864 } 3865 3866 @Override 3867 public void resetRuntimePermissions() { 3868 mContext.enforceCallingOrSelfPermission( 3869 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3870 "revokeRuntimePermission"); 3871 3872 int callingUid = Binder.getCallingUid(); 3873 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3874 mContext.enforceCallingOrSelfPermission( 3875 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3876 "resetRuntimePermissions"); 3877 } 3878 3879 synchronized (mPackages) { 3880 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3881 for (int userId : UserManagerService.getInstance().getUserIds()) { 3882 final int packageCount = mPackages.size(); 3883 for (int i = 0; i < packageCount; i++) { 3884 PackageParser.Package pkg = mPackages.valueAt(i); 3885 if (!(pkg.mExtras instanceof PackageSetting)) { 3886 continue; 3887 } 3888 PackageSetting ps = (PackageSetting) pkg.mExtras; 3889 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3890 } 3891 } 3892 } 3893 } 3894 3895 @Override 3896 public int getPermissionFlags(String name, String packageName, int userId) { 3897 if (!sUserManager.exists(userId)) { 3898 return 0; 3899 } 3900 3901 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3902 3903 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3904 "getPermissionFlags"); 3905 3906 synchronized (mPackages) { 3907 final PackageParser.Package pkg = mPackages.get(packageName); 3908 if (pkg == null) { 3909 throw new IllegalArgumentException("Unknown package: " + packageName); 3910 } 3911 3912 final BasePermission bp = mSettings.mPermissions.get(name); 3913 if (bp == null) { 3914 throw new IllegalArgumentException("Unknown permission: " + name); 3915 } 3916 3917 SettingBase sb = (SettingBase) pkg.mExtras; 3918 if (sb == null) { 3919 throw new IllegalArgumentException("Unknown package: " + packageName); 3920 } 3921 3922 PermissionsState permissionsState = sb.getPermissionsState(); 3923 return permissionsState.getPermissionFlags(name, userId); 3924 } 3925 } 3926 3927 @Override 3928 public void updatePermissionFlags(String name, String packageName, int flagMask, 3929 int flagValues, int userId) { 3930 if (!sUserManager.exists(userId)) { 3931 return; 3932 } 3933 3934 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3935 3936 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3937 "updatePermissionFlags"); 3938 3939 // Only the system can change these flags and nothing else. 3940 if (getCallingUid() != Process.SYSTEM_UID) { 3941 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3942 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3943 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3944 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3945 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3946 } 3947 3948 synchronized (mPackages) { 3949 final PackageParser.Package pkg = mPackages.get(packageName); 3950 if (pkg == null) { 3951 throw new IllegalArgumentException("Unknown package: " + packageName); 3952 } 3953 3954 final BasePermission bp = mSettings.mPermissions.get(name); 3955 if (bp == null) { 3956 throw new IllegalArgumentException("Unknown permission: " + name); 3957 } 3958 3959 SettingBase sb = (SettingBase) pkg.mExtras; 3960 if (sb == null) { 3961 throw new IllegalArgumentException("Unknown package: " + packageName); 3962 } 3963 3964 PermissionsState permissionsState = sb.getPermissionsState(); 3965 3966 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3967 3968 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3969 // Install and runtime permissions are stored in different places, 3970 // so figure out what permission changed and persist the change. 3971 if (permissionsState.getInstallPermissionState(name) != null) { 3972 scheduleWriteSettingsLocked(); 3973 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3974 || hadState) { 3975 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3976 } 3977 } 3978 } 3979 } 3980 3981 /** 3982 * Update the permission flags for all packages and runtime permissions of a user in order 3983 * to allow device or profile owner to remove POLICY_FIXED. 3984 */ 3985 @Override 3986 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3987 if (!sUserManager.exists(userId)) { 3988 return; 3989 } 3990 3991 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3992 3993 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3994 "updatePermissionFlagsForAllApps"); 3995 3996 // Only the system can change system fixed flags. 3997 if (getCallingUid() != Process.SYSTEM_UID) { 3998 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3999 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4000 } 4001 4002 synchronized (mPackages) { 4003 boolean changed = false; 4004 final int packageCount = mPackages.size(); 4005 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4006 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4007 SettingBase sb = (SettingBase) pkg.mExtras; 4008 if (sb == null) { 4009 continue; 4010 } 4011 PermissionsState permissionsState = sb.getPermissionsState(); 4012 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4013 userId, flagMask, flagValues); 4014 } 4015 if (changed) { 4016 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4017 } 4018 } 4019 } 4020 4021 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4022 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4023 != PackageManager.PERMISSION_GRANTED 4024 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4025 != PackageManager.PERMISSION_GRANTED) { 4026 throw new SecurityException(message + " requires " 4027 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4028 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4029 } 4030 } 4031 4032 @Override 4033 public boolean shouldShowRequestPermissionRationale(String permissionName, 4034 String packageName, int userId) { 4035 if (UserHandle.getCallingUserId() != userId) { 4036 mContext.enforceCallingPermission( 4037 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4038 "canShowRequestPermissionRationale for user " + userId); 4039 } 4040 4041 final int uid = getPackageUid(packageName, userId); 4042 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4043 return false; 4044 } 4045 4046 if (checkPermission(permissionName, packageName, userId) 4047 == PackageManager.PERMISSION_GRANTED) { 4048 return false; 4049 } 4050 4051 final int flags; 4052 4053 final long identity = Binder.clearCallingIdentity(); 4054 try { 4055 flags = getPermissionFlags(permissionName, 4056 packageName, userId); 4057 } finally { 4058 Binder.restoreCallingIdentity(identity); 4059 } 4060 4061 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4062 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4063 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4064 4065 if ((flags & fixedFlags) != 0) { 4066 return false; 4067 } 4068 4069 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4070 } 4071 4072 @Override 4073 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4074 mContext.enforceCallingOrSelfPermission( 4075 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4076 "addOnPermissionsChangeListener"); 4077 4078 synchronized (mPackages) { 4079 mOnPermissionChangeListeners.addListenerLocked(listener); 4080 } 4081 } 4082 4083 @Override 4084 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4085 synchronized (mPackages) { 4086 mOnPermissionChangeListeners.removeListenerLocked(listener); 4087 } 4088 } 4089 4090 @Override 4091 public boolean isProtectedBroadcast(String actionName) { 4092 synchronized (mPackages) { 4093 if (mProtectedBroadcasts.contains(actionName)) { 4094 return true; 4095 } else if (actionName != null 4096 && actionName.startsWith("android.net.netmon.lingerExpired")) { 4097 // TODO: remove this terrible hack 4098 return true; 4099 } 4100 } 4101 return false; 4102 } 4103 4104 @Override 4105 public int checkSignatures(String pkg1, String pkg2) { 4106 synchronized (mPackages) { 4107 final PackageParser.Package p1 = mPackages.get(pkg1); 4108 final PackageParser.Package p2 = mPackages.get(pkg2); 4109 if (p1 == null || p1.mExtras == null 4110 || p2 == null || p2.mExtras == null) { 4111 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4112 } 4113 return compareSignatures(p1.mSignatures, p2.mSignatures); 4114 } 4115 } 4116 4117 @Override 4118 public int checkUidSignatures(int uid1, int uid2) { 4119 // Map to base uids. 4120 uid1 = UserHandle.getAppId(uid1); 4121 uid2 = UserHandle.getAppId(uid2); 4122 // reader 4123 synchronized (mPackages) { 4124 Signature[] s1; 4125 Signature[] s2; 4126 Object obj = mSettings.getUserIdLPr(uid1); 4127 if (obj != null) { 4128 if (obj instanceof SharedUserSetting) { 4129 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4130 } else if (obj instanceof PackageSetting) { 4131 s1 = ((PackageSetting)obj).signatures.mSignatures; 4132 } else { 4133 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4134 } 4135 } else { 4136 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4137 } 4138 obj = mSettings.getUserIdLPr(uid2); 4139 if (obj != null) { 4140 if (obj instanceof SharedUserSetting) { 4141 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4142 } else if (obj instanceof PackageSetting) { 4143 s2 = ((PackageSetting)obj).signatures.mSignatures; 4144 } else { 4145 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4146 } 4147 } else { 4148 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4149 } 4150 return compareSignatures(s1, s2); 4151 } 4152 } 4153 4154 private void killUid(int appId, int userId, String reason) { 4155 final long identity = Binder.clearCallingIdentity(); 4156 try { 4157 IActivityManager am = ActivityManagerNative.getDefault(); 4158 if (am != null) { 4159 try { 4160 am.killUid(appId, userId, reason); 4161 } catch (RemoteException e) { 4162 /* ignore - same process */ 4163 } 4164 } 4165 } finally { 4166 Binder.restoreCallingIdentity(identity); 4167 } 4168 } 4169 4170 /** 4171 * Compares two sets of signatures. Returns: 4172 * <br /> 4173 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4174 * <br /> 4175 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4176 * <br /> 4177 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4178 * <br /> 4179 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4180 * <br /> 4181 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4182 */ 4183 static int compareSignatures(Signature[] s1, Signature[] s2) { 4184 if (s1 == null) { 4185 return s2 == null 4186 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4187 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4188 } 4189 4190 if (s2 == null) { 4191 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4192 } 4193 4194 if (s1.length != s2.length) { 4195 return PackageManager.SIGNATURE_NO_MATCH; 4196 } 4197 4198 // Since both signature sets are of size 1, we can compare without HashSets. 4199 if (s1.length == 1) { 4200 return s1[0].equals(s2[0]) ? 4201 PackageManager.SIGNATURE_MATCH : 4202 PackageManager.SIGNATURE_NO_MATCH; 4203 } 4204 4205 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4206 for (Signature sig : s1) { 4207 set1.add(sig); 4208 } 4209 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4210 for (Signature sig : s2) { 4211 set2.add(sig); 4212 } 4213 // Make sure s2 contains all signatures in s1. 4214 if (set1.equals(set2)) { 4215 return PackageManager.SIGNATURE_MATCH; 4216 } 4217 return PackageManager.SIGNATURE_NO_MATCH; 4218 } 4219 4220 /** 4221 * If the database version for this type of package (internal storage or 4222 * external storage) is less than the version where package signatures 4223 * were updated, return true. 4224 */ 4225 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4226 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4227 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4228 } 4229 4230 /** 4231 * Used for backward compatibility to make sure any packages with 4232 * certificate chains get upgraded to the new style. {@code existingSigs} 4233 * will be in the old format (since they were stored on disk from before the 4234 * system upgrade) and {@code scannedSigs} will be in the newer format. 4235 */ 4236 private int compareSignaturesCompat(PackageSignatures existingSigs, 4237 PackageParser.Package scannedPkg) { 4238 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4239 return PackageManager.SIGNATURE_NO_MATCH; 4240 } 4241 4242 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4243 for (Signature sig : existingSigs.mSignatures) { 4244 existingSet.add(sig); 4245 } 4246 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4247 for (Signature sig : scannedPkg.mSignatures) { 4248 try { 4249 Signature[] chainSignatures = sig.getChainSignatures(); 4250 for (Signature chainSig : chainSignatures) { 4251 scannedCompatSet.add(chainSig); 4252 } 4253 } catch (CertificateEncodingException e) { 4254 scannedCompatSet.add(sig); 4255 } 4256 } 4257 /* 4258 * Make sure the expanded scanned set contains all signatures in the 4259 * existing one. 4260 */ 4261 if (scannedCompatSet.equals(existingSet)) { 4262 // Migrate the old signatures to the new scheme. 4263 existingSigs.assignSignatures(scannedPkg.mSignatures); 4264 // The new KeySets will be re-added later in the scanning process. 4265 synchronized (mPackages) { 4266 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4267 } 4268 return PackageManager.SIGNATURE_MATCH; 4269 } 4270 return PackageManager.SIGNATURE_NO_MATCH; 4271 } 4272 4273 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4274 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4275 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4276 } 4277 4278 private int compareSignaturesRecover(PackageSignatures existingSigs, 4279 PackageParser.Package scannedPkg) { 4280 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4281 return PackageManager.SIGNATURE_NO_MATCH; 4282 } 4283 4284 String msg = null; 4285 try { 4286 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4287 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4288 + scannedPkg.packageName); 4289 return PackageManager.SIGNATURE_MATCH; 4290 } 4291 } catch (CertificateException e) { 4292 msg = e.getMessage(); 4293 } 4294 4295 logCriticalInfo(Log.INFO, 4296 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4297 return PackageManager.SIGNATURE_NO_MATCH; 4298 } 4299 4300 @Override 4301 public String[] getPackagesForUid(int uid) { 4302 uid = UserHandle.getAppId(uid); 4303 // reader 4304 synchronized (mPackages) { 4305 Object obj = mSettings.getUserIdLPr(uid); 4306 if (obj instanceof SharedUserSetting) { 4307 final SharedUserSetting sus = (SharedUserSetting) obj; 4308 final int N = sus.packages.size(); 4309 final String[] res = new String[N]; 4310 final Iterator<PackageSetting> it = sus.packages.iterator(); 4311 int i = 0; 4312 while (it.hasNext()) { 4313 res[i++] = it.next().name; 4314 } 4315 return res; 4316 } else if (obj instanceof PackageSetting) { 4317 final PackageSetting ps = (PackageSetting) obj; 4318 return new String[] { ps.name }; 4319 } 4320 } 4321 return null; 4322 } 4323 4324 @Override 4325 public String getNameForUid(int uid) { 4326 // reader 4327 synchronized (mPackages) { 4328 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4329 if (obj instanceof SharedUserSetting) { 4330 final SharedUserSetting sus = (SharedUserSetting) obj; 4331 return sus.name + ":" + sus.userId; 4332 } else if (obj instanceof PackageSetting) { 4333 final PackageSetting ps = (PackageSetting) obj; 4334 return ps.name; 4335 } 4336 } 4337 return null; 4338 } 4339 4340 @Override 4341 public int getUidForSharedUser(String sharedUserName) { 4342 if(sharedUserName == null) { 4343 return -1; 4344 } 4345 // reader 4346 synchronized (mPackages) { 4347 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4348 if (suid == null) { 4349 return -1; 4350 } 4351 return suid.userId; 4352 } 4353 } 4354 4355 @Override 4356 public int getFlagsForUid(int uid) { 4357 synchronized (mPackages) { 4358 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4359 if (obj instanceof SharedUserSetting) { 4360 final SharedUserSetting sus = (SharedUserSetting) obj; 4361 return sus.pkgFlags; 4362 } else if (obj instanceof PackageSetting) { 4363 final PackageSetting ps = (PackageSetting) obj; 4364 return ps.pkgFlags; 4365 } 4366 } 4367 return 0; 4368 } 4369 4370 @Override 4371 public int getPrivateFlagsForUid(int uid) { 4372 synchronized (mPackages) { 4373 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4374 if (obj instanceof SharedUserSetting) { 4375 final SharedUserSetting sus = (SharedUserSetting) obj; 4376 return sus.pkgPrivateFlags; 4377 } else if (obj instanceof PackageSetting) { 4378 final PackageSetting ps = (PackageSetting) obj; 4379 return ps.pkgPrivateFlags; 4380 } 4381 } 4382 return 0; 4383 } 4384 4385 @Override 4386 public boolean isUidPrivileged(int uid) { 4387 uid = UserHandle.getAppId(uid); 4388 // reader 4389 synchronized (mPackages) { 4390 Object obj = mSettings.getUserIdLPr(uid); 4391 if (obj instanceof SharedUserSetting) { 4392 final SharedUserSetting sus = (SharedUserSetting) obj; 4393 final Iterator<PackageSetting> it = sus.packages.iterator(); 4394 while (it.hasNext()) { 4395 if (it.next().isPrivileged()) { 4396 return true; 4397 } 4398 } 4399 } else if (obj instanceof PackageSetting) { 4400 final PackageSetting ps = (PackageSetting) obj; 4401 return ps.isPrivileged(); 4402 } 4403 } 4404 return false; 4405 } 4406 4407 @Override 4408 public String[] getAppOpPermissionPackages(String permissionName) { 4409 synchronized (mPackages) { 4410 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4411 if (pkgs == null) { 4412 return null; 4413 } 4414 return pkgs.toArray(new String[pkgs.size()]); 4415 } 4416 } 4417 4418 @Override 4419 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4420 int flags, int userId) { 4421 if (!sUserManager.exists(userId)) return null; 4422 flags = augmentFlagsForUser(flags, userId); 4423 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4424 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4425 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4426 } 4427 4428 @Override 4429 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4430 IntentFilter filter, int match, ComponentName activity) { 4431 final int userId = UserHandle.getCallingUserId(); 4432 if (DEBUG_PREFERRED) { 4433 Log.v(TAG, "setLastChosenActivity intent=" + intent 4434 + " resolvedType=" + resolvedType 4435 + " flags=" + flags 4436 + " filter=" + filter 4437 + " match=" + match 4438 + " activity=" + activity); 4439 filter.dump(new PrintStreamPrinter(System.out), " "); 4440 } 4441 intent.setComponent(null); 4442 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4443 // Find any earlier preferred or last chosen entries and nuke them 4444 findPreferredActivity(intent, resolvedType, 4445 flags, query, 0, false, true, false, userId); 4446 // Add the new activity as the last chosen for this filter 4447 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4448 "Setting last chosen"); 4449 } 4450 4451 @Override 4452 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4453 final int userId = UserHandle.getCallingUserId(); 4454 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4455 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4456 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4457 false, false, false, userId); 4458 } 4459 4460 private boolean isEphemeralAvailable(Intent intent, String resolvedType, int userId) { 4461 MessageDigest digest = null; 4462 try { 4463 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4464 } catch (NoSuchAlgorithmException e) { 4465 // If we can't create a digest, ignore ephemeral apps. 4466 return false; 4467 } 4468 4469 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4470 final byte[] digestBytes = digest.digest(hostBytes); 4471 int shaPrefix = 4472 digestBytes[0] << 24 4473 | digestBytes[1] << 16 4474 | digestBytes[2] << 8 4475 | digestBytes[3] << 0; 4476 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4477 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4478 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4479 // No hash prefix match; there are no ephemeral apps for this domain. 4480 return false; 4481 } 4482 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4483 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4484 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4485 continue; 4486 } 4487 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4488 // No filters; this should never happen. 4489 if (filters.isEmpty()) { 4490 continue; 4491 } 4492 // We have a domain match; resolve the filters to see if anything matches. 4493 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4494 for (int j = filters.size() - 1; j >= 0; --j) { 4495 ephemeralResolver.addFilter(filters.get(j)); 4496 } 4497 List<ResolveInfo> ephemeralResolveList = ephemeralResolver.queryIntent( 4498 intent, resolvedType, false /*defaultOnly*/, userId); 4499 return !ephemeralResolveList.isEmpty(); 4500 } 4501 // Hash or filter mis-match; no ephemeral apps for this domain. 4502 return false; 4503 } 4504 4505 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4506 int flags, List<ResolveInfo> query, int userId) { 4507 final boolean isWebUri = hasWebURI(intent); 4508 // Check whether or not an ephemeral app exists to handle the URI. 4509 if (isWebUri && mEphemeralResolverConnection != null) { 4510 // Deny ephemeral apps if the user choose _ALWAYS or _ALWAYS_ASK for intent resolution. 4511 boolean hasAlwaysHandler = false; 4512 synchronized (mPackages) { 4513 final int count = query.size(); 4514 for (int n=0; n<count; n++) { 4515 ResolveInfo info = query.get(n); 4516 String packageName = info.activityInfo.packageName; 4517 PackageSetting ps = mSettings.mPackages.get(packageName); 4518 if (ps != null) { 4519 // Try to get the status from User settings first 4520 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4521 int status = (int) (packedStatus >> 32); 4522 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4523 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4524 hasAlwaysHandler = true; 4525 break; 4526 } 4527 } 4528 } 4529 } 4530 4531 // Only consider installing an ephemeral app if there isn't already a verified handler. 4532 // We've determined that there's an ephemeral app available for the URI, ignore any 4533 // ResolveInfo's and just return the ephemeral installer 4534 if (!hasAlwaysHandler && isEphemeralAvailable(intent, resolvedType, userId)) { 4535 if (DEBUG_EPHEMERAL) { 4536 Slog.v(TAG, "Resolving to the ephemeral installer"); 4537 } 4538 // ditch the result and return a ResolveInfo to launch the ephemeral installer 4539 ResolveInfo ri = new ResolveInfo(mEphemeralInstallerInfo); 4540 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4541 // make a deep copy of the applicationInfo 4542 ri.activityInfo.applicationInfo = new ApplicationInfo( 4543 ri.activityInfo.applicationInfo); 4544 if (userId != 0) { 4545 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4546 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4547 } 4548 return ri; 4549 } 4550 } 4551 if (query != null) { 4552 final int N = query.size(); 4553 if (N == 1) { 4554 return query.get(0); 4555 } else if (N > 1) { 4556 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4557 // If there is more than one activity with the same priority, 4558 // then let the user decide between them. 4559 ResolveInfo r0 = query.get(0); 4560 ResolveInfo r1 = query.get(1); 4561 if (DEBUG_INTENT_MATCHING || debug) { 4562 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4563 + r1.activityInfo.name + "=" + r1.priority); 4564 } 4565 // If the first activity has a higher priority, or a different 4566 // default, then it is always desireable to pick it. 4567 if (r0.priority != r1.priority 4568 || r0.preferredOrder != r1.preferredOrder 4569 || r0.isDefault != r1.isDefault) { 4570 return query.get(0); 4571 } 4572 // If we have saved a preference for a preferred activity for 4573 // this Intent, use that. 4574 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4575 flags, query, r0.priority, true, false, debug, userId); 4576 if (ri != null) { 4577 return ri; 4578 } 4579 ri = new ResolveInfo(mResolveInfo); 4580 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4581 ri.activityInfo.applicationInfo = new ApplicationInfo( 4582 ri.activityInfo.applicationInfo); 4583 if (userId != 0) { 4584 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4585 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4586 } 4587 // Make sure that the resolver is displayable in car mode 4588 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4589 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4590 return ri; 4591 } 4592 } 4593 return null; 4594 } 4595 4596 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4597 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4598 final int N = query.size(); 4599 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4600 .get(userId); 4601 // Get the list of persistent preferred activities that handle the intent 4602 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4603 List<PersistentPreferredActivity> pprefs = ppir != null 4604 ? ppir.queryIntent(intent, resolvedType, 4605 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4606 : null; 4607 if (pprefs != null && pprefs.size() > 0) { 4608 final int M = pprefs.size(); 4609 for (int i=0; i<M; i++) { 4610 final PersistentPreferredActivity ppa = pprefs.get(i); 4611 if (DEBUG_PREFERRED || debug) { 4612 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4613 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4614 + "\n component=" + ppa.mComponent); 4615 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4616 } 4617 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4618 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4619 if (DEBUG_PREFERRED || debug) { 4620 Slog.v(TAG, "Found persistent preferred activity:"); 4621 if (ai != null) { 4622 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4623 } else { 4624 Slog.v(TAG, " null"); 4625 } 4626 } 4627 if (ai == null) { 4628 // This previously registered persistent preferred activity 4629 // component is no longer known. Ignore it and do NOT remove it. 4630 continue; 4631 } 4632 for (int j=0; j<N; j++) { 4633 final ResolveInfo ri = query.get(j); 4634 if (!ri.activityInfo.applicationInfo.packageName 4635 .equals(ai.applicationInfo.packageName)) { 4636 continue; 4637 } 4638 if (!ri.activityInfo.name.equals(ai.name)) { 4639 continue; 4640 } 4641 // Found a persistent preference that can handle the intent. 4642 if (DEBUG_PREFERRED || debug) { 4643 Slog.v(TAG, "Returning persistent preferred activity: " + 4644 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4645 } 4646 return ri; 4647 } 4648 } 4649 } 4650 return null; 4651 } 4652 4653 // TODO: handle preferred activities missing while user has amnesia 4654 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4655 List<ResolveInfo> query, int priority, boolean always, 4656 boolean removeMatches, boolean debug, int userId) { 4657 if (!sUserManager.exists(userId)) return null; 4658 flags = augmentFlagsForUser(flags, userId); 4659 // writer 4660 synchronized (mPackages) { 4661 if (intent.getSelector() != null) { 4662 intent = intent.getSelector(); 4663 } 4664 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4665 4666 // Try to find a matching persistent preferred activity. 4667 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4668 debug, userId); 4669 4670 // If a persistent preferred activity matched, use it. 4671 if (pri != null) { 4672 return pri; 4673 } 4674 4675 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4676 // Get the list of preferred activities that handle the intent 4677 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4678 List<PreferredActivity> prefs = pir != null 4679 ? pir.queryIntent(intent, resolvedType, 4680 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4681 : null; 4682 if (prefs != null && prefs.size() > 0) { 4683 boolean changed = false; 4684 try { 4685 // First figure out how good the original match set is. 4686 // We will only allow preferred activities that came 4687 // from the same match quality. 4688 int match = 0; 4689 4690 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4691 4692 final int N = query.size(); 4693 for (int j=0; j<N; j++) { 4694 final ResolveInfo ri = query.get(j); 4695 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4696 + ": 0x" + Integer.toHexString(match)); 4697 if (ri.match > match) { 4698 match = ri.match; 4699 } 4700 } 4701 4702 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4703 + Integer.toHexString(match)); 4704 4705 match &= IntentFilter.MATCH_CATEGORY_MASK; 4706 final int M = prefs.size(); 4707 for (int i=0; i<M; i++) { 4708 final PreferredActivity pa = prefs.get(i); 4709 if (DEBUG_PREFERRED || debug) { 4710 Slog.v(TAG, "Checking PreferredActivity ds=" 4711 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4712 + "\n component=" + pa.mPref.mComponent); 4713 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4714 } 4715 if (pa.mPref.mMatch != match) { 4716 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4717 + Integer.toHexString(pa.mPref.mMatch)); 4718 continue; 4719 } 4720 // If it's not an "always" type preferred activity and that's what we're 4721 // looking for, skip it. 4722 if (always && !pa.mPref.mAlways) { 4723 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4724 continue; 4725 } 4726 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4727 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4728 if (DEBUG_PREFERRED || debug) { 4729 Slog.v(TAG, "Found preferred activity:"); 4730 if (ai != null) { 4731 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4732 } else { 4733 Slog.v(TAG, " null"); 4734 } 4735 } 4736 if (ai == null) { 4737 // This previously registered preferred activity 4738 // component is no longer known. Most likely an update 4739 // to the app was installed and in the new version this 4740 // component no longer exists. Clean it up by removing 4741 // it from the preferred activities list, and skip it. 4742 Slog.w(TAG, "Removing dangling preferred activity: " 4743 + pa.mPref.mComponent); 4744 pir.removeFilter(pa); 4745 changed = true; 4746 continue; 4747 } 4748 for (int j=0; j<N; j++) { 4749 final ResolveInfo ri = query.get(j); 4750 if (!ri.activityInfo.applicationInfo.packageName 4751 .equals(ai.applicationInfo.packageName)) { 4752 continue; 4753 } 4754 if (!ri.activityInfo.name.equals(ai.name)) { 4755 continue; 4756 } 4757 4758 if (removeMatches) { 4759 pir.removeFilter(pa); 4760 changed = true; 4761 if (DEBUG_PREFERRED) { 4762 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4763 } 4764 break; 4765 } 4766 4767 // Okay we found a previously set preferred or last chosen app. 4768 // If the result set is different from when this 4769 // was created, we need to clear it and re-ask the 4770 // user their preference, if we're looking for an "always" type entry. 4771 if (always && !pa.mPref.sameSet(query)) { 4772 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4773 + intent + " type " + resolvedType); 4774 if (DEBUG_PREFERRED) { 4775 Slog.v(TAG, "Removing preferred activity since set changed " 4776 + pa.mPref.mComponent); 4777 } 4778 pir.removeFilter(pa); 4779 // Re-add the filter as a "last chosen" entry (!always) 4780 PreferredActivity lastChosen = new PreferredActivity( 4781 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4782 pir.addFilter(lastChosen); 4783 changed = true; 4784 return null; 4785 } 4786 4787 // Yay! Either the set matched or we're looking for the last chosen 4788 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4789 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4790 return ri; 4791 } 4792 } 4793 } finally { 4794 if (changed) { 4795 if (DEBUG_PREFERRED) { 4796 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4797 } 4798 scheduleWritePackageRestrictionsLocked(userId); 4799 } 4800 } 4801 } 4802 } 4803 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4804 return null; 4805 } 4806 4807 /* 4808 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4809 */ 4810 @Override 4811 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4812 int targetUserId) { 4813 mContext.enforceCallingOrSelfPermission( 4814 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4815 List<CrossProfileIntentFilter> matches = 4816 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4817 if (matches != null) { 4818 int size = matches.size(); 4819 for (int i = 0; i < size; i++) { 4820 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4821 } 4822 } 4823 if (hasWebURI(intent)) { 4824 // cross-profile app linking works only towards the parent. 4825 final UserInfo parent = getProfileParent(sourceUserId); 4826 synchronized(mPackages) { 4827 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4828 intent, resolvedType, 0, sourceUserId, parent.id); 4829 return xpDomainInfo != null; 4830 } 4831 } 4832 return false; 4833 } 4834 4835 private UserInfo getProfileParent(int userId) { 4836 final long identity = Binder.clearCallingIdentity(); 4837 try { 4838 return sUserManager.getProfileParent(userId); 4839 } finally { 4840 Binder.restoreCallingIdentity(identity); 4841 } 4842 } 4843 4844 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4845 String resolvedType, int userId) { 4846 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4847 if (resolver != null) { 4848 return resolver.queryIntent(intent, resolvedType, false, userId); 4849 } 4850 return null; 4851 } 4852 4853 @Override 4854 public List<ResolveInfo> queryIntentActivities(Intent intent, 4855 String resolvedType, int flags, int userId) { 4856 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4857 flags = augmentFlagsForUser(flags, userId); 4858 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4859 ComponentName comp = intent.getComponent(); 4860 if (comp == null) { 4861 if (intent.getSelector() != null) { 4862 intent = intent.getSelector(); 4863 comp = intent.getComponent(); 4864 } 4865 } 4866 4867 if (comp != null) { 4868 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4869 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4870 if (ai != null) { 4871 final ResolveInfo ri = new ResolveInfo(); 4872 ri.activityInfo = ai; 4873 list.add(ri); 4874 } 4875 return list; 4876 } 4877 4878 // reader 4879 synchronized (mPackages) { 4880 final String pkgName = intent.getPackage(); 4881 if (pkgName == null) { 4882 List<CrossProfileIntentFilter> matchingFilters = 4883 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4884 // Check for results that need to skip the current profile. 4885 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4886 resolvedType, flags, userId); 4887 if (xpResolveInfo != null) { 4888 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4889 result.add(xpResolveInfo); 4890 return filterIfNotSystemUser(result, userId); 4891 } 4892 4893 // Check for results in the current profile. 4894 List<ResolveInfo> result = mActivities.queryIntent( 4895 intent, resolvedType, flags, userId); 4896 result = filterIfNotSystemUser(result, userId); 4897 4898 // Check for cross profile results. 4899 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4900 xpResolveInfo = queryCrossProfileIntents( 4901 matchingFilters, intent, resolvedType, flags, userId, 4902 hasNonNegativePriorityResult); 4903 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4904 boolean isVisibleToUser = filterIfNotSystemUser( 4905 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4906 if (isVisibleToUser) { 4907 result.add(xpResolveInfo); 4908 Collections.sort(result, mResolvePrioritySorter); 4909 } 4910 } 4911 if (hasWebURI(intent)) { 4912 CrossProfileDomainInfo xpDomainInfo = null; 4913 final UserInfo parent = getProfileParent(userId); 4914 if (parent != null) { 4915 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4916 flags, userId, parent.id); 4917 } 4918 if (xpDomainInfo != null) { 4919 if (xpResolveInfo != null) { 4920 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4921 // in the result. 4922 result.remove(xpResolveInfo); 4923 } 4924 if (result.size() == 0) { 4925 result.add(xpDomainInfo.resolveInfo); 4926 return result; 4927 } 4928 } else if (result.size() <= 1) { 4929 return result; 4930 } 4931 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4932 xpDomainInfo, userId); 4933 Collections.sort(result, mResolvePrioritySorter); 4934 } 4935 return result; 4936 } 4937 final PackageParser.Package pkg = mPackages.get(pkgName); 4938 if (pkg != null) { 4939 return filterIfNotSystemUser( 4940 mActivities.queryIntentForPackage( 4941 intent, resolvedType, flags, pkg.activities, userId), 4942 userId); 4943 } 4944 return new ArrayList<ResolveInfo>(); 4945 } 4946 } 4947 4948 private static class CrossProfileDomainInfo { 4949 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4950 ResolveInfo resolveInfo; 4951 /* Best domain verification status of the activities found in the other profile */ 4952 int bestDomainVerificationStatus; 4953 } 4954 4955 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4956 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4957 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4958 sourceUserId)) { 4959 return null; 4960 } 4961 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4962 resolvedType, flags, parentUserId); 4963 4964 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4965 return null; 4966 } 4967 CrossProfileDomainInfo result = null; 4968 int size = resultTargetUser.size(); 4969 for (int i = 0; i < size; i++) { 4970 ResolveInfo riTargetUser = resultTargetUser.get(i); 4971 // Intent filter verification is only for filters that specify a host. So don't return 4972 // those that handle all web uris. 4973 if (riTargetUser.handleAllWebDataURI) { 4974 continue; 4975 } 4976 String packageName = riTargetUser.activityInfo.packageName; 4977 PackageSetting ps = mSettings.mPackages.get(packageName); 4978 if (ps == null) { 4979 continue; 4980 } 4981 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4982 int status = (int)(verificationState >> 32); 4983 if (result == null) { 4984 result = new CrossProfileDomainInfo(); 4985 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4986 sourceUserId, parentUserId); 4987 result.bestDomainVerificationStatus = status; 4988 } else { 4989 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4990 result.bestDomainVerificationStatus); 4991 } 4992 } 4993 // Don't consider matches with status NEVER across profiles. 4994 if (result != null && result.bestDomainVerificationStatus 4995 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4996 return null; 4997 } 4998 return result; 4999 } 5000 5001 /** 5002 * Verification statuses are ordered from the worse to the best, except for 5003 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5004 */ 5005 private int bestDomainVerificationStatus(int status1, int status2) { 5006 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5007 return status2; 5008 } 5009 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5010 return status1; 5011 } 5012 return (int) MathUtils.max(status1, status2); 5013 } 5014 5015 private boolean isUserEnabled(int userId) { 5016 long callingId = Binder.clearCallingIdentity(); 5017 try { 5018 UserInfo userInfo = sUserManager.getUserInfo(userId); 5019 return userInfo != null && userInfo.isEnabled(); 5020 } finally { 5021 Binder.restoreCallingIdentity(callingId); 5022 } 5023 } 5024 5025 /** 5026 * Filter out activities with systemUserOnly flag set, when current user is not System. 5027 * 5028 * @return filtered list 5029 */ 5030 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5031 if (userId == UserHandle.USER_SYSTEM) { 5032 return resolveInfos; 5033 } 5034 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5035 ResolveInfo info = resolveInfos.get(i); 5036 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5037 resolveInfos.remove(i); 5038 } 5039 } 5040 return resolveInfos; 5041 } 5042 5043 /** 5044 * @param resolveInfos list of resolve infos in descending priority order 5045 * @return if the list contains a resolve info with non-negative priority 5046 */ 5047 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5048 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5049 } 5050 5051 private static boolean hasWebURI(Intent intent) { 5052 if (intent.getData() == null) { 5053 return false; 5054 } 5055 final String scheme = intent.getScheme(); 5056 if (TextUtils.isEmpty(scheme)) { 5057 return false; 5058 } 5059 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5060 } 5061 5062 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5063 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5064 int userId) { 5065 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5066 5067 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5068 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5069 candidates.size()); 5070 } 5071 5072 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5073 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5074 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5075 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5076 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5077 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5078 5079 synchronized (mPackages) { 5080 final int count = candidates.size(); 5081 // First, try to use linked apps. Partition the candidates into four lists: 5082 // one for the final results, one for the "do not use ever", one for "undefined status" 5083 // and finally one for "browser app type". 5084 for (int n=0; n<count; n++) { 5085 ResolveInfo info = candidates.get(n); 5086 String packageName = info.activityInfo.packageName; 5087 PackageSetting ps = mSettings.mPackages.get(packageName); 5088 if (ps != null) { 5089 // Add to the special match all list (Browser use case) 5090 if (info.handleAllWebDataURI) { 5091 matchAllList.add(info); 5092 continue; 5093 } 5094 // Try to get the status from User settings first 5095 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5096 int status = (int)(packedStatus >> 32); 5097 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5098 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5099 if (DEBUG_DOMAIN_VERIFICATION) { 5100 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5101 + " : linkgen=" + linkGeneration); 5102 } 5103 // Use link-enabled generation as preferredOrder, i.e. 5104 // prefer newly-enabled over earlier-enabled. 5105 info.preferredOrder = linkGeneration; 5106 alwaysList.add(info); 5107 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5108 if (DEBUG_DOMAIN_VERIFICATION) { 5109 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5110 } 5111 neverList.add(info); 5112 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5113 if (DEBUG_DOMAIN_VERIFICATION) { 5114 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5115 } 5116 alwaysAskList.add(info); 5117 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5118 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5119 if (DEBUG_DOMAIN_VERIFICATION) { 5120 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5121 } 5122 undefinedList.add(info); 5123 } 5124 } 5125 } 5126 5127 // We'll want to include browser possibilities in a few cases 5128 boolean includeBrowser = false; 5129 5130 // First try to add the "always" resolution(s) for the current user, if any 5131 if (alwaysList.size() > 0) { 5132 result.addAll(alwaysList); 5133 } else { 5134 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5135 result.addAll(undefinedList); 5136 // Maybe add one for the other profile. 5137 if (xpDomainInfo != null && ( 5138 xpDomainInfo.bestDomainVerificationStatus 5139 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5140 result.add(xpDomainInfo.resolveInfo); 5141 } 5142 includeBrowser = true; 5143 } 5144 5145 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5146 // If there were 'always' entries their preferred order has been set, so we also 5147 // back that off to make the alternatives equivalent 5148 if (alwaysAskList.size() > 0) { 5149 for (ResolveInfo i : result) { 5150 i.preferredOrder = 0; 5151 } 5152 result.addAll(alwaysAskList); 5153 includeBrowser = true; 5154 } 5155 5156 if (includeBrowser) { 5157 // Also add browsers (all of them or only the default one) 5158 if (DEBUG_DOMAIN_VERIFICATION) { 5159 Slog.v(TAG, " ...including browsers in candidate set"); 5160 } 5161 if ((matchFlags & MATCH_ALL) != 0) { 5162 result.addAll(matchAllList); 5163 } else { 5164 // Browser/generic handling case. If there's a default browser, go straight 5165 // to that (but only if there is no other higher-priority match). 5166 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5167 int maxMatchPrio = 0; 5168 ResolveInfo defaultBrowserMatch = null; 5169 final int numCandidates = matchAllList.size(); 5170 for (int n = 0; n < numCandidates; n++) { 5171 ResolveInfo info = matchAllList.get(n); 5172 // track the highest overall match priority... 5173 if (info.priority > maxMatchPrio) { 5174 maxMatchPrio = info.priority; 5175 } 5176 // ...and the highest-priority default browser match 5177 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5178 if (defaultBrowserMatch == null 5179 || (defaultBrowserMatch.priority < info.priority)) { 5180 if (debug) { 5181 Slog.v(TAG, "Considering default browser match " + info); 5182 } 5183 defaultBrowserMatch = info; 5184 } 5185 } 5186 } 5187 if (defaultBrowserMatch != null 5188 && defaultBrowserMatch.priority >= maxMatchPrio 5189 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5190 { 5191 if (debug) { 5192 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5193 } 5194 result.add(defaultBrowserMatch); 5195 } else { 5196 result.addAll(matchAllList); 5197 } 5198 } 5199 5200 // If there is nothing selected, add all candidates and remove the ones that the user 5201 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5202 if (result.size() == 0) { 5203 result.addAll(candidates); 5204 result.removeAll(neverList); 5205 } 5206 } 5207 } 5208 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5209 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5210 result.size()); 5211 for (ResolveInfo info : result) { 5212 Slog.v(TAG, " + " + info.activityInfo); 5213 } 5214 } 5215 return result; 5216 } 5217 5218 // Returns a packed value as a long: 5219 // 5220 // high 'int'-sized word: link status: undefined/ask/never/always. 5221 // low 'int'-sized word: relative priority among 'always' results. 5222 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5223 long result = ps.getDomainVerificationStatusForUser(userId); 5224 // if none available, get the master status 5225 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5226 if (ps.getIntentFilterVerificationInfo() != null) { 5227 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5228 } 5229 } 5230 return result; 5231 } 5232 5233 private ResolveInfo querySkipCurrentProfileIntents( 5234 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5235 int flags, int sourceUserId) { 5236 if (matchingFilters != null) { 5237 int size = matchingFilters.size(); 5238 for (int i = 0; i < size; i ++) { 5239 CrossProfileIntentFilter filter = matchingFilters.get(i); 5240 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5241 // Checking if there are activities in the target user that can handle the 5242 // intent. 5243 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5244 resolvedType, flags, sourceUserId); 5245 if (resolveInfo != null) { 5246 return resolveInfo; 5247 } 5248 } 5249 } 5250 } 5251 return null; 5252 } 5253 5254 // Return matching ResolveInfo in target user if any. 5255 private ResolveInfo queryCrossProfileIntents( 5256 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5257 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5258 if (matchingFilters != null) { 5259 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5260 // match the same intent. For performance reasons, it is better not to 5261 // run queryIntent twice for the same userId 5262 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5263 int size = matchingFilters.size(); 5264 for (int i = 0; i < size; i++) { 5265 CrossProfileIntentFilter filter = matchingFilters.get(i); 5266 int targetUserId = filter.getTargetUserId(); 5267 boolean skipCurrentProfile = 5268 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5269 boolean skipCurrentProfileIfNoMatchFound = 5270 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5271 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5272 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5273 // Checking if there are activities in the target user that can handle the 5274 // intent. 5275 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5276 resolvedType, flags, sourceUserId); 5277 if (resolveInfo != null) return resolveInfo; 5278 alreadyTriedUserIds.put(targetUserId, true); 5279 } 5280 } 5281 } 5282 return null; 5283 } 5284 5285 /** 5286 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5287 * will forward the intent to the filter's target user. 5288 * Otherwise, returns null. 5289 */ 5290 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5291 String resolvedType, int flags, int sourceUserId) { 5292 int targetUserId = filter.getTargetUserId(); 5293 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5294 resolvedType, flags, targetUserId); 5295 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5296 && isUserEnabled(targetUserId)) { 5297 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5298 } 5299 return null; 5300 } 5301 5302 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5303 int sourceUserId, int targetUserId) { 5304 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5305 long ident = Binder.clearCallingIdentity(); 5306 boolean targetIsProfile; 5307 try { 5308 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5309 } finally { 5310 Binder.restoreCallingIdentity(ident); 5311 } 5312 String className; 5313 if (targetIsProfile) { 5314 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5315 } else { 5316 className = FORWARD_INTENT_TO_PARENT; 5317 } 5318 ComponentName forwardingActivityComponentName = new ComponentName( 5319 mAndroidApplication.packageName, className); 5320 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5321 sourceUserId); 5322 if (!targetIsProfile) { 5323 forwardingActivityInfo.showUserIcon = targetUserId; 5324 forwardingResolveInfo.noResourceId = true; 5325 } 5326 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5327 forwardingResolveInfo.priority = 0; 5328 forwardingResolveInfo.preferredOrder = 0; 5329 forwardingResolveInfo.match = 0; 5330 forwardingResolveInfo.isDefault = true; 5331 forwardingResolveInfo.filter = filter; 5332 forwardingResolveInfo.targetUserId = targetUserId; 5333 return forwardingResolveInfo; 5334 } 5335 5336 @Override 5337 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5338 Intent[] specifics, String[] specificTypes, Intent intent, 5339 String resolvedType, int flags, int userId) { 5340 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5341 flags = augmentFlagsForUser(flags, userId); 5342 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5343 false, "query intent activity options"); 5344 final String resultsAction = intent.getAction(); 5345 5346 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5347 | PackageManager.GET_RESOLVED_FILTER, userId); 5348 5349 if (DEBUG_INTENT_MATCHING) { 5350 Log.v(TAG, "Query " + intent + ": " + results); 5351 } 5352 5353 int specificsPos = 0; 5354 int N; 5355 5356 // todo: note that the algorithm used here is O(N^2). This 5357 // isn't a problem in our current environment, but if we start running 5358 // into situations where we have more than 5 or 10 matches then this 5359 // should probably be changed to something smarter... 5360 5361 // First we go through and resolve each of the specific items 5362 // that were supplied, taking care of removing any corresponding 5363 // duplicate items in the generic resolve list. 5364 if (specifics != null) { 5365 for (int i=0; i<specifics.length; i++) { 5366 final Intent sintent = specifics[i]; 5367 if (sintent == null) { 5368 continue; 5369 } 5370 5371 if (DEBUG_INTENT_MATCHING) { 5372 Log.v(TAG, "Specific #" + i + ": " + sintent); 5373 } 5374 5375 String action = sintent.getAction(); 5376 if (resultsAction != null && resultsAction.equals(action)) { 5377 // If this action was explicitly requested, then don't 5378 // remove things that have it. 5379 action = null; 5380 } 5381 5382 ResolveInfo ri = null; 5383 ActivityInfo ai = null; 5384 5385 ComponentName comp = sintent.getComponent(); 5386 if (comp == null) { 5387 ri = resolveIntent( 5388 sintent, 5389 specificTypes != null ? specificTypes[i] : null, 5390 flags, userId); 5391 if (ri == null) { 5392 continue; 5393 } 5394 if (ri == mResolveInfo) { 5395 // ACK! Must do something better with this. 5396 } 5397 ai = ri.activityInfo; 5398 comp = new ComponentName(ai.applicationInfo.packageName, 5399 ai.name); 5400 } else { 5401 ai = getActivityInfo(comp, flags, userId); 5402 if (ai == null) { 5403 continue; 5404 } 5405 } 5406 5407 // Look for any generic query activities that are duplicates 5408 // of this specific one, and remove them from the results. 5409 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5410 N = results.size(); 5411 int j; 5412 for (j=specificsPos; j<N; j++) { 5413 ResolveInfo sri = results.get(j); 5414 if ((sri.activityInfo.name.equals(comp.getClassName()) 5415 && sri.activityInfo.applicationInfo.packageName.equals( 5416 comp.getPackageName())) 5417 || (action != null && sri.filter.matchAction(action))) { 5418 results.remove(j); 5419 if (DEBUG_INTENT_MATCHING) Log.v( 5420 TAG, "Removing duplicate item from " + j 5421 + " due to specific " + specificsPos); 5422 if (ri == null) { 5423 ri = sri; 5424 } 5425 j--; 5426 N--; 5427 } 5428 } 5429 5430 // Add this specific item to its proper place. 5431 if (ri == null) { 5432 ri = new ResolveInfo(); 5433 ri.activityInfo = ai; 5434 } 5435 results.add(specificsPos, ri); 5436 ri.specificIndex = i; 5437 specificsPos++; 5438 } 5439 } 5440 5441 // Now we go through the remaining generic results and remove any 5442 // duplicate actions that are found here. 5443 N = results.size(); 5444 for (int i=specificsPos; i<N-1; i++) { 5445 final ResolveInfo rii = results.get(i); 5446 if (rii.filter == null) { 5447 continue; 5448 } 5449 5450 // Iterate over all of the actions of this result's intent 5451 // filter... typically this should be just one. 5452 final Iterator<String> it = rii.filter.actionsIterator(); 5453 if (it == null) { 5454 continue; 5455 } 5456 while (it.hasNext()) { 5457 final String action = it.next(); 5458 if (resultsAction != null && resultsAction.equals(action)) { 5459 // If this action was explicitly requested, then don't 5460 // remove things that have it. 5461 continue; 5462 } 5463 for (int j=i+1; j<N; j++) { 5464 final ResolveInfo rij = results.get(j); 5465 if (rij.filter != null && rij.filter.hasAction(action)) { 5466 results.remove(j); 5467 if (DEBUG_INTENT_MATCHING) Log.v( 5468 TAG, "Removing duplicate item from " + j 5469 + " due to action " + action + " at " + i); 5470 j--; 5471 N--; 5472 } 5473 } 5474 } 5475 5476 // If the caller didn't request filter information, drop it now 5477 // so we don't have to marshall/unmarshall it. 5478 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5479 rii.filter = null; 5480 } 5481 } 5482 5483 // Filter out the caller activity if so requested. 5484 if (caller != null) { 5485 N = results.size(); 5486 for (int i=0; i<N; i++) { 5487 ActivityInfo ainfo = results.get(i).activityInfo; 5488 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5489 && caller.getClassName().equals(ainfo.name)) { 5490 results.remove(i); 5491 break; 5492 } 5493 } 5494 } 5495 5496 // If the caller didn't request filter information, 5497 // drop them now so we don't have to 5498 // marshall/unmarshall it. 5499 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5500 N = results.size(); 5501 for (int i=0; i<N; i++) { 5502 results.get(i).filter = null; 5503 } 5504 } 5505 5506 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5507 return results; 5508 } 5509 5510 @Override 5511 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5512 int userId) { 5513 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5514 flags = augmentFlagsForUser(flags, userId); 5515 ComponentName comp = intent.getComponent(); 5516 if (comp == null) { 5517 if (intent.getSelector() != null) { 5518 intent = intent.getSelector(); 5519 comp = intent.getComponent(); 5520 } 5521 } 5522 if (comp != null) { 5523 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5524 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5525 if (ai != null) { 5526 ResolveInfo ri = new ResolveInfo(); 5527 ri.activityInfo = ai; 5528 list.add(ri); 5529 } 5530 return list; 5531 } 5532 5533 // reader 5534 synchronized (mPackages) { 5535 String pkgName = intent.getPackage(); 5536 if (pkgName == null) { 5537 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5538 } 5539 final PackageParser.Package pkg = mPackages.get(pkgName); 5540 if (pkg != null) { 5541 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5542 userId); 5543 } 5544 return null; 5545 } 5546 } 5547 5548 @Override 5549 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5550 if (!sUserManager.exists(userId)) return null; 5551 flags = augmentFlagsForUser(flags, userId); 5552 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5553 if (query != null) { 5554 if (query.size() >= 1) { 5555 // If there is more than one service with the same priority, 5556 // just arbitrarily pick the first one. 5557 return query.get(0); 5558 } 5559 } 5560 return null; 5561 } 5562 5563 @Override 5564 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5565 int userId) { 5566 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5567 flags = augmentFlagsForUser(flags, userId); 5568 ComponentName comp = intent.getComponent(); 5569 if (comp == null) { 5570 if (intent.getSelector() != null) { 5571 intent = intent.getSelector(); 5572 comp = intent.getComponent(); 5573 } 5574 } 5575 if (comp != null) { 5576 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5577 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5578 if (si != null) { 5579 final ResolveInfo ri = new ResolveInfo(); 5580 ri.serviceInfo = si; 5581 list.add(ri); 5582 } 5583 return list; 5584 } 5585 5586 // reader 5587 synchronized (mPackages) { 5588 String pkgName = intent.getPackage(); 5589 if (pkgName == null) { 5590 return mServices.queryIntent(intent, resolvedType, flags, userId); 5591 } 5592 final PackageParser.Package pkg = mPackages.get(pkgName); 5593 if (pkg != null) { 5594 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5595 userId); 5596 } 5597 return null; 5598 } 5599 } 5600 5601 @Override 5602 public List<ResolveInfo> queryIntentContentProviders( 5603 Intent intent, String resolvedType, int flags, int userId) { 5604 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5605 flags = augmentFlagsForUser(flags, userId); 5606 ComponentName comp = intent.getComponent(); 5607 if (comp == null) { 5608 if (intent.getSelector() != null) { 5609 intent = intent.getSelector(); 5610 comp = intent.getComponent(); 5611 } 5612 } 5613 if (comp != null) { 5614 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5615 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5616 if (pi != null) { 5617 final ResolveInfo ri = new ResolveInfo(); 5618 ri.providerInfo = pi; 5619 list.add(ri); 5620 } 5621 return list; 5622 } 5623 5624 // reader 5625 synchronized (mPackages) { 5626 String pkgName = intent.getPackage(); 5627 if (pkgName == null) { 5628 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5629 } 5630 final PackageParser.Package pkg = mPackages.get(pkgName); 5631 if (pkg != null) { 5632 return mProviders.queryIntentForPackage( 5633 intent, resolvedType, flags, pkg.providers, userId); 5634 } 5635 return null; 5636 } 5637 } 5638 5639 @Override 5640 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5641 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5642 5643 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5644 5645 // writer 5646 synchronized (mPackages) { 5647 ArrayList<PackageInfo> list; 5648 if (listUninstalled) { 5649 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5650 for (PackageSetting ps : mSettings.mPackages.values()) { 5651 PackageInfo pi; 5652 if (ps.pkg != null) { 5653 pi = generatePackageInfo(ps.pkg, flags, userId); 5654 } else { 5655 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5656 } 5657 if (pi != null) { 5658 list.add(pi); 5659 } 5660 } 5661 } else { 5662 list = new ArrayList<PackageInfo>(mPackages.size()); 5663 for (PackageParser.Package p : mPackages.values()) { 5664 PackageInfo pi = generatePackageInfo(p, flags, userId); 5665 if (pi != null) { 5666 list.add(pi); 5667 } 5668 } 5669 } 5670 5671 return new ParceledListSlice<PackageInfo>(list); 5672 } 5673 } 5674 5675 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5676 String[] permissions, boolean[] tmp, int flags, int userId) { 5677 int numMatch = 0; 5678 final PermissionsState permissionsState = ps.getPermissionsState(); 5679 for (int i=0; i<permissions.length; i++) { 5680 final String permission = permissions[i]; 5681 if (permissionsState.hasPermission(permission, userId)) { 5682 tmp[i] = true; 5683 numMatch++; 5684 } else { 5685 tmp[i] = false; 5686 } 5687 } 5688 if (numMatch == 0) { 5689 return; 5690 } 5691 PackageInfo pi; 5692 if (ps.pkg != null) { 5693 pi = generatePackageInfo(ps.pkg, flags, userId); 5694 } else { 5695 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5696 } 5697 // The above might return null in cases of uninstalled apps or install-state 5698 // skew across users/profiles. 5699 if (pi != null) { 5700 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5701 if (numMatch == permissions.length) { 5702 pi.requestedPermissions = permissions; 5703 } else { 5704 pi.requestedPermissions = new String[numMatch]; 5705 numMatch = 0; 5706 for (int i=0; i<permissions.length; i++) { 5707 if (tmp[i]) { 5708 pi.requestedPermissions[numMatch] = permissions[i]; 5709 numMatch++; 5710 } 5711 } 5712 } 5713 } 5714 list.add(pi); 5715 } 5716 } 5717 5718 @Override 5719 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5720 String[] permissions, int flags, int userId) { 5721 if (!sUserManager.exists(userId)) return null; 5722 flags = augmentFlagsForUser(flags, userId); 5723 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5724 5725 // writer 5726 synchronized (mPackages) { 5727 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5728 boolean[] tmpBools = new boolean[permissions.length]; 5729 if (listUninstalled) { 5730 for (PackageSetting ps : mSettings.mPackages.values()) { 5731 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5732 } 5733 } else { 5734 for (PackageParser.Package pkg : mPackages.values()) { 5735 PackageSetting ps = (PackageSetting)pkg.mExtras; 5736 if (ps != null) { 5737 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5738 userId); 5739 } 5740 } 5741 } 5742 5743 return new ParceledListSlice<PackageInfo>(list); 5744 } 5745 } 5746 5747 @Override 5748 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5749 if (!sUserManager.exists(userId)) return null; 5750 flags = augmentFlagsForUser(flags, userId); 5751 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5752 5753 // writer 5754 synchronized (mPackages) { 5755 ArrayList<ApplicationInfo> list; 5756 if (listUninstalled) { 5757 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5758 for (PackageSetting ps : mSettings.mPackages.values()) { 5759 ApplicationInfo ai; 5760 if (ps.pkg != null) { 5761 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5762 ps.readUserState(userId), userId); 5763 } else { 5764 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5765 } 5766 if (ai != null) { 5767 list.add(ai); 5768 } 5769 } 5770 } else { 5771 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5772 for (PackageParser.Package p : mPackages.values()) { 5773 if (p.mExtras != null) { 5774 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5775 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5776 if (ai != null) { 5777 list.add(ai); 5778 } 5779 } 5780 } 5781 } 5782 5783 return new ParceledListSlice<ApplicationInfo>(list); 5784 } 5785 } 5786 5787 public List<ApplicationInfo> getPersistentApplications(int flags) { 5788 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5789 5790 // reader 5791 synchronized (mPackages) { 5792 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5793 final int userId = UserHandle.getCallingUserId(); 5794 while (i.hasNext()) { 5795 final PackageParser.Package p = i.next(); 5796 if (p.applicationInfo != null 5797 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5798 && (!mSafeMode || isSystemApp(p))) { 5799 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5800 if (ps != null) { 5801 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5802 ps.readUserState(userId), userId); 5803 if (ai != null) { 5804 finalList.add(ai); 5805 } 5806 } 5807 } 5808 } 5809 } 5810 5811 return finalList; 5812 } 5813 5814 @Override 5815 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5816 if (!sUserManager.exists(userId)) return null; 5817 flags = augmentFlagsForUser(flags, userId); 5818 // reader 5819 synchronized (mPackages) { 5820 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5821 PackageSetting ps = provider != null 5822 ? mSettings.mPackages.get(provider.owner.packageName) 5823 : null; 5824 return ps != null 5825 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5826 && (!mSafeMode || (provider.info.applicationInfo.flags 5827 &ApplicationInfo.FLAG_SYSTEM) != 0) 5828 ? PackageParser.generateProviderInfo(provider, flags, 5829 ps.readUserState(userId), userId) 5830 : null; 5831 } 5832 } 5833 5834 /** 5835 * @deprecated 5836 */ 5837 @Deprecated 5838 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5839 // reader 5840 synchronized (mPackages) { 5841 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5842 .entrySet().iterator(); 5843 final int userId = UserHandle.getCallingUserId(); 5844 while (i.hasNext()) { 5845 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5846 PackageParser.Provider p = entry.getValue(); 5847 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5848 5849 if (ps != null && p.syncable 5850 && (!mSafeMode || (p.info.applicationInfo.flags 5851 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5852 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5853 ps.readUserState(userId), userId); 5854 if (info != null) { 5855 outNames.add(entry.getKey()); 5856 outInfo.add(info); 5857 } 5858 } 5859 } 5860 } 5861 } 5862 5863 @Override 5864 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5865 int uid, int flags) { 5866 final int userId = processName != null ? UserHandle.getUserId(uid) 5867 : UserHandle.getCallingUserId(); 5868 if (!sUserManager.exists(userId)) return null; 5869 flags = augmentFlagsForUser(flags, userId); 5870 5871 ArrayList<ProviderInfo> finalList = null; 5872 // reader 5873 synchronized (mPackages) { 5874 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5875 while (i.hasNext()) { 5876 final PackageParser.Provider p = i.next(); 5877 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5878 if (ps != null && p.info.authority != null 5879 && (processName == null 5880 || (p.info.processName.equals(processName) 5881 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5882 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5883 && (!mSafeMode 5884 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5885 if (finalList == null) { 5886 finalList = new ArrayList<ProviderInfo>(3); 5887 } 5888 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5889 ps.readUserState(userId), userId); 5890 if (info != null) { 5891 finalList.add(info); 5892 } 5893 } 5894 } 5895 } 5896 5897 if (finalList != null) { 5898 Collections.sort(finalList, mProviderInitOrderSorter); 5899 return new ParceledListSlice<ProviderInfo>(finalList); 5900 } 5901 5902 return null; 5903 } 5904 5905 @Override 5906 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5907 int flags) { 5908 // reader 5909 synchronized (mPackages) { 5910 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5911 return PackageParser.generateInstrumentationInfo(i, flags); 5912 } 5913 } 5914 5915 @Override 5916 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5917 int flags) { 5918 ArrayList<InstrumentationInfo> finalList = 5919 new ArrayList<InstrumentationInfo>(); 5920 5921 // reader 5922 synchronized (mPackages) { 5923 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5924 while (i.hasNext()) { 5925 final PackageParser.Instrumentation p = i.next(); 5926 if (targetPackage == null 5927 || targetPackage.equals(p.info.targetPackage)) { 5928 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5929 flags); 5930 if (ii != null) { 5931 finalList.add(ii); 5932 } 5933 } 5934 } 5935 } 5936 5937 return finalList; 5938 } 5939 5940 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5941 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5942 if (overlays == null) { 5943 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5944 return; 5945 } 5946 for (PackageParser.Package opkg : overlays.values()) { 5947 // Not much to do if idmap fails: we already logged the error 5948 // and we certainly don't want to abort installation of pkg simply 5949 // because an overlay didn't fit properly. For these reasons, 5950 // ignore the return value of createIdmapForPackagePairLI. 5951 createIdmapForPackagePairLI(pkg, opkg); 5952 } 5953 } 5954 5955 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5956 PackageParser.Package opkg) { 5957 if (!opkg.mTrustedOverlay) { 5958 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5959 opkg.baseCodePath + ": overlay not trusted"); 5960 return false; 5961 } 5962 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5963 if (overlaySet == null) { 5964 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5965 opkg.baseCodePath + " but target package has no known overlays"); 5966 return false; 5967 } 5968 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5969 // TODO: generate idmap for split APKs 5970 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5971 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5972 + opkg.baseCodePath); 5973 return false; 5974 } 5975 PackageParser.Package[] overlayArray = 5976 overlaySet.values().toArray(new PackageParser.Package[0]); 5977 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5978 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5979 return p1.mOverlayPriority - p2.mOverlayPriority; 5980 } 5981 }; 5982 Arrays.sort(overlayArray, cmp); 5983 5984 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5985 int i = 0; 5986 for (PackageParser.Package p : overlayArray) { 5987 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5988 } 5989 return true; 5990 } 5991 5992 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5993 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5994 try { 5995 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5996 } finally { 5997 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5998 } 5999 } 6000 6001 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6002 final File[] files = dir.listFiles(); 6003 if (ArrayUtils.isEmpty(files)) { 6004 Log.d(TAG, "No files in app dir " + dir); 6005 return; 6006 } 6007 6008 if (DEBUG_PACKAGE_SCANNING) { 6009 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6010 + " flags=0x" + Integer.toHexString(parseFlags)); 6011 } 6012 6013 for (File file : files) { 6014 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6015 && !PackageInstallerService.isStageName(file.getName()); 6016 if (!isPackage) { 6017 // Ignore entries which are not packages 6018 continue; 6019 } 6020 try { 6021 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6022 scanFlags, currentTime, null); 6023 } catch (PackageManagerException e) { 6024 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6025 6026 // Delete invalid userdata apps 6027 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6028 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6029 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6030 if (file.isDirectory()) { 6031 mInstaller.rmPackageDir(file.getAbsolutePath()); 6032 } else { 6033 file.delete(); 6034 } 6035 } 6036 } 6037 } 6038 } 6039 6040 private static File getSettingsProblemFile() { 6041 File dataDir = Environment.getDataDirectory(); 6042 File systemDir = new File(dataDir, "system"); 6043 File fname = new File(systemDir, "uiderrors.txt"); 6044 return fname; 6045 } 6046 6047 static void reportSettingsProblem(int priority, String msg) { 6048 logCriticalInfo(priority, msg); 6049 } 6050 6051 static void logCriticalInfo(int priority, String msg) { 6052 Slog.println(priority, TAG, msg); 6053 EventLogTags.writePmCriticalInfo(msg); 6054 try { 6055 File fname = getSettingsProblemFile(); 6056 FileOutputStream out = new FileOutputStream(fname, true); 6057 PrintWriter pw = new FastPrintWriter(out); 6058 SimpleDateFormat formatter = new SimpleDateFormat(); 6059 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6060 pw.println(dateString + ": " + msg); 6061 pw.close(); 6062 FileUtils.setPermissions( 6063 fname.toString(), 6064 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6065 -1, -1); 6066 } catch (java.io.IOException e) { 6067 } 6068 } 6069 6070 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6071 PackageParser.Package pkg, File srcFile, int parseFlags) 6072 throws PackageManagerException { 6073 if (ps != null 6074 && ps.codePath.equals(srcFile) 6075 && ps.timeStamp == srcFile.lastModified() 6076 && !isCompatSignatureUpdateNeeded(pkg) 6077 && !isRecoverSignatureUpdateNeeded(pkg)) { 6078 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6079 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6080 ArraySet<PublicKey> signingKs; 6081 synchronized (mPackages) { 6082 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6083 } 6084 if (ps.signatures.mSignatures != null 6085 && ps.signatures.mSignatures.length != 0 6086 && signingKs != null) { 6087 // Optimization: reuse the existing cached certificates 6088 // if the package appears to be unchanged. 6089 pkg.mSignatures = ps.signatures.mSignatures; 6090 pkg.mSigningKeys = signingKs; 6091 return; 6092 } 6093 6094 Slog.w(TAG, "PackageSetting for " + ps.name 6095 + " is missing signatures. Collecting certs again to recover them."); 6096 } else { 6097 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6098 } 6099 6100 try { 6101 pp.collectCertificates(pkg, parseFlags); 6102 pp.collectManifestDigest(pkg); 6103 } catch (PackageParserException e) { 6104 throw PackageManagerException.from(e); 6105 } 6106 } 6107 6108 /** 6109 * Traces a package scan. 6110 * @see #scanPackageLI(File, int, int, long, UserHandle) 6111 */ 6112 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6113 long currentTime, UserHandle user) throws PackageManagerException { 6114 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6115 try { 6116 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6117 } finally { 6118 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6119 } 6120 } 6121 6122 /** 6123 * Scans a package and returns the newly parsed package. 6124 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6125 */ 6126 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6127 long currentTime, UserHandle user) throws PackageManagerException { 6128 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6129 parseFlags |= mDefParseFlags; 6130 PackageParser pp = new PackageParser(); 6131 pp.setSeparateProcesses(mSeparateProcesses); 6132 pp.setOnlyCoreApps(mOnlyCore); 6133 pp.setDisplayMetrics(mMetrics); 6134 6135 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6136 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6137 } 6138 6139 final PackageParser.Package pkg; 6140 try { 6141 pkg = pp.parsePackage(scanFile, parseFlags); 6142 } catch (PackageParserException e) { 6143 throw PackageManagerException.from(e); 6144 } 6145 6146 PackageSetting ps = null; 6147 PackageSetting updatedPkg; 6148 // reader 6149 synchronized (mPackages) { 6150 // Look to see if we already know about this package. 6151 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6152 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6153 // This package has been renamed to its original name. Let's 6154 // use that. 6155 ps = mSettings.peekPackageLPr(oldName); 6156 } 6157 // If there was no original package, see one for the real package name. 6158 if (ps == null) { 6159 ps = mSettings.peekPackageLPr(pkg.packageName); 6160 } 6161 // Check to see if this package could be hiding/updating a system 6162 // package. Must look for it either under the original or real 6163 // package name depending on our state. 6164 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6165 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6166 } 6167 boolean updatedPkgBetter = false; 6168 // First check if this is a system package that may involve an update 6169 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6170 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6171 // it needs to drop FLAG_PRIVILEGED. 6172 if (locationIsPrivileged(scanFile)) { 6173 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6174 } else { 6175 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6176 } 6177 6178 if (ps != null && !ps.codePath.equals(scanFile)) { 6179 // The path has changed from what was last scanned... check the 6180 // version of the new path against what we have stored to determine 6181 // what to do. 6182 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6183 if (pkg.mVersionCode <= ps.versionCode) { 6184 // The system package has been updated and the code path does not match 6185 // Ignore entry. Skip it. 6186 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6187 + " ignored: updated version " + ps.versionCode 6188 + " better than this " + pkg.mVersionCode); 6189 if (!updatedPkg.codePath.equals(scanFile)) { 6190 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6191 + ps.name + " changing from " + updatedPkg.codePathString 6192 + " to " + scanFile); 6193 updatedPkg.codePath = scanFile; 6194 updatedPkg.codePathString = scanFile.toString(); 6195 updatedPkg.resourcePath = scanFile; 6196 updatedPkg.resourcePathString = scanFile.toString(); 6197 } 6198 updatedPkg.pkg = pkg; 6199 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6200 "Package " + ps.name + " at " + scanFile 6201 + " ignored: updated version " + ps.versionCode 6202 + " better than this " + pkg.mVersionCode); 6203 } else { 6204 // The current app on the system partition is better than 6205 // what we have updated to on the data partition; switch 6206 // back to the system partition version. 6207 // At this point, its safely assumed that package installation for 6208 // apps in system partition will go through. If not there won't be a working 6209 // version of the app 6210 // writer 6211 synchronized (mPackages) { 6212 // Just remove the loaded entries from package lists. 6213 mPackages.remove(ps.name); 6214 } 6215 6216 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6217 + " reverting from " + ps.codePathString 6218 + ": new version " + pkg.mVersionCode 6219 + " better than installed " + ps.versionCode); 6220 6221 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6222 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6223 synchronized (mInstallLock) { 6224 args.cleanUpResourcesLI(); 6225 } 6226 synchronized (mPackages) { 6227 mSettings.enableSystemPackageLPw(ps.name); 6228 } 6229 updatedPkgBetter = true; 6230 } 6231 } 6232 } 6233 6234 if (updatedPkg != null) { 6235 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6236 // initially 6237 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6238 6239 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6240 // flag set initially 6241 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6242 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6243 } 6244 } 6245 6246 // Verify certificates against what was last scanned 6247 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6248 6249 /* 6250 * A new system app appeared, but we already had a non-system one of the 6251 * same name installed earlier. 6252 */ 6253 boolean shouldHideSystemApp = false; 6254 if (updatedPkg == null && ps != null 6255 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6256 /* 6257 * Check to make sure the signatures match first. If they don't, 6258 * wipe the installed application and its data. 6259 */ 6260 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6261 != PackageManager.SIGNATURE_MATCH) { 6262 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6263 + " signatures don't match existing userdata copy; removing"); 6264 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6265 ps = null; 6266 } else { 6267 /* 6268 * If the newly-added system app is an older version than the 6269 * already installed version, hide it. It will be scanned later 6270 * and re-added like an update. 6271 */ 6272 if (pkg.mVersionCode <= ps.versionCode) { 6273 shouldHideSystemApp = true; 6274 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6275 + " but new version " + pkg.mVersionCode + " better than installed " 6276 + ps.versionCode + "; hiding system"); 6277 } else { 6278 /* 6279 * The newly found system app is a newer version that the 6280 * one previously installed. Simply remove the 6281 * already-installed application and replace it with our own 6282 * while keeping the application data. 6283 */ 6284 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6285 + " reverting from " + ps.codePathString + ": new version " 6286 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6287 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6288 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6289 synchronized (mInstallLock) { 6290 args.cleanUpResourcesLI(); 6291 } 6292 } 6293 } 6294 } 6295 6296 // The apk is forward locked (not public) if its code and resources 6297 // are kept in different files. (except for app in either system or 6298 // vendor path). 6299 // TODO grab this value from PackageSettings 6300 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6301 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6302 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6303 } 6304 } 6305 6306 // TODO: extend to support forward-locked splits 6307 String resourcePath = null; 6308 String baseResourcePath = null; 6309 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6310 if (ps != null && ps.resourcePathString != null) { 6311 resourcePath = ps.resourcePathString; 6312 baseResourcePath = ps.resourcePathString; 6313 } else { 6314 // Should not happen at all. Just log an error. 6315 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6316 } 6317 } else { 6318 resourcePath = pkg.codePath; 6319 baseResourcePath = pkg.baseCodePath; 6320 } 6321 6322 // Set application objects path explicitly. 6323 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6324 pkg.applicationInfo.setCodePath(pkg.codePath); 6325 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6326 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6327 pkg.applicationInfo.setResourcePath(resourcePath); 6328 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6329 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6330 6331 // Note that we invoke the following method only if we are about to unpack an application 6332 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6333 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6334 6335 /* 6336 * If the system app should be overridden by a previously installed 6337 * data, hide the system app now and let the /data/app scan pick it up 6338 * again. 6339 */ 6340 if (shouldHideSystemApp) { 6341 synchronized (mPackages) { 6342 mSettings.disableSystemPackageLPw(pkg.packageName); 6343 } 6344 } 6345 6346 return scannedPkg; 6347 } 6348 6349 private static String fixProcessName(String defProcessName, 6350 String processName, int uid) { 6351 if (processName == null) { 6352 return defProcessName; 6353 } 6354 return processName; 6355 } 6356 6357 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6358 throws PackageManagerException { 6359 if (pkgSetting.signatures.mSignatures != null) { 6360 // Already existing package. Make sure signatures match 6361 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6362 == PackageManager.SIGNATURE_MATCH; 6363 if (!match) { 6364 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6365 == PackageManager.SIGNATURE_MATCH; 6366 } 6367 if (!match) { 6368 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6369 == PackageManager.SIGNATURE_MATCH; 6370 } 6371 if (!match) { 6372 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6373 + pkg.packageName + " signatures do not match the " 6374 + "previously installed version; ignoring!"); 6375 } 6376 } 6377 6378 // Check for shared user signatures 6379 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6380 // Already existing package. Make sure signatures match 6381 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6382 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6383 if (!match) { 6384 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6385 == PackageManager.SIGNATURE_MATCH; 6386 } 6387 if (!match) { 6388 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6389 == PackageManager.SIGNATURE_MATCH; 6390 } 6391 if (!match) { 6392 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6393 "Package " + pkg.packageName 6394 + " has no signatures that match those in shared user " 6395 + pkgSetting.sharedUser.name + "; ignoring!"); 6396 } 6397 } 6398 } 6399 6400 /** 6401 * Enforces that only the system UID or root's UID can call a method exposed 6402 * via Binder. 6403 * 6404 * @param message used as message if SecurityException is thrown 6405 * @throws SecurityException if the caller is not system or root 6406 */ 6407 private static final void enforceSystemOrRoot(String message) { 6408 final int uid = Binder.getCallingUid(); 6409 if (uid != Process.SYSTEM_UID && uid != 0) { 6410 throw new SecurityException(message); 6411 } 6412 } 6413 6414 @Override 6415 public void performFstrimIfNeeded() { 6416 enforceSystemOrRoot("Only the system can request fstrim"); 6417 6418 // Before everything else, see whether we need to fstrim. 6419 try { 6420 IMountService ms = PackageHelper.getMountService(); 6421 if (ms != null) { 6422 final boolean isUpgrade = isUpgrade(); 6423 boolean doTrim = isUpgrade; 6424 if (doTrim) { 6425 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6426 } else { 6427 final long interval = android.provider.Settings.Global.getLong( 6428 mContext.getContentResolver(), 6429 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6430 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6431 if (interval > 0) { 6432 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6433 if (timeSinceLast > interval) { 6434 doTrim = true; 6435 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6436 + "; running immediately"); 6437 } 6438 } 6439 } 6440 if (doTrim) { 6441 if (!isFirstBoot()) { 6442 try { 6443 ActivityManagerNative.getDefault().showBootMessage( 6444 mContext.getResources().getString( 6445 R.string.android_upgrading_fstrim), true); 6446 } catch (RemoteException e) { 6447 } 6448 } 6449 ms.runMaintenance(); 6450 } 6451 } else { 6452 Slog.e(TAG, "Mount service unavailable!"); 6453 } 6454 } catch (RemoteException e) { 6455 // Can't happen; MountService is local 6456 } 6457 } 6458 6459 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6460 List<ResolveInfo> ris = null; 6461 try { 6462 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6463 intent, null, 0, userId); 6464 } catch (RemoteException e) { 6465 } 6466 ArraySet<String> pkgNames = new ArraySet<String>(); 6467 if (ris != null) { 6468 for (ResolveInfo ri : ris) { 6469 pkgNames.add(ri.activityInfo.packageName); 6470 } 6471 } 6472 return pkgNames; 6473 } 6474 6475 @Override 6476 public void notifyPackageUse(String packageName) { 6477 synchronized (mPackages) { 6478 PackageParser.Package p = mPackages.get(packageName); 6479 if (p == null) { 6480 return; 6481 } 6482 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6483 } 6484 } 6485 6486 @Override 6487 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6488 return performDexOptTraced(packageName, instructionSet); 6489 } 6490 6491 public boolean performDexOpt(String packageName, String instructionSet) { 6492 return performDexOptTraced(packageName, instructionSet); 6493 } 6494 6495 private boolean performDexOptTraced(String packageName, String instructionSet) { 6496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6497 try { 6498 return performDexOptInternal(packageName, instructionSet); 6499 } finally { 6500 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6501 } 6502 } 6503 6504 private boolean performDexOptInternal(String packageName, String instructionSet) { 6505 PackageParser.Package p; 6506 final String targetInstructionSet; 6507 synchronized (mPackages) { 6508 p = mPackages.get(packageName); 6509 if (p == null) { 6510 return false; 6511 } 6512 mPackageUsage.write(false); 6513 6514 targetInstructionSet = instructionSet != null ? instructionSet : 6515 getPrimaryInstructionSet(p.applicationInfo); 6516 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6517 return false; 6518 } 6519 } 6520 long callingId = Binder.clearCallingIdentity(); 6521 try { 6522 synchronized (mInstallLock) { 6523 final String[] instructionSets = new String[] { targetInstructionSet }; 6524 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6525 true /* inclDependencies */); 6526 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6527 } 6528 } finally { 6529 Binder.restoreCallingIdentity(callingId); 6530 } 6531 } 6532 6533 public ArraySet<String> getPackagesThatNeedDexOpt() { 6534 ArraySet<String> pkgs = null; 6535 synchronized (mPackages) { 6536 for (PackageParser.Package p : mPackages.values()) { 6537 if (DEBUG_DEXOPT) { 6538 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6539 } 6540 if (!p.mDexOptPerformed.isEmpty()) { 6541 continue; 6542 } 6543 if (pkgs == null) { 6544 pkgs = new ArraySet<String>(); 6545 } 6546 pkgs.add(p.packageName); 6547 } 6548 } 6549 return pkgs; 6550 } 6551 6552 public void shutdown() { 6553 mPackageUsage.write(true); 6554 } 6555 6556 @Override 6557 public void forceDexOpt(String packageName) { 6558 enforceSystemOrRoot("forceDexOpt"); 6559 6560 PackageParser.Package pkg; 6561 synchronized (mPackages) { 6562 pkg = mPackages.get(packageName); 6563 if (pkg == null) { 6564 throw new IllegalArgumentException("Missing package: " + packageName); 6565 } 6566 } 6567 6568 synchronized (mInstallLock) { 6569 final String[] instructionSets = new String[] { 6570 getPrimaryInstructionSet(pkg.applicationInfo) }; 6571 6572 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6573 6574 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6575 true /* inclDependencies */); 6576 6577 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6578 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6579 throw new IllegalStateException("Failed to dexopt: " + res); 6580 } 6581 } 6582 } 6583 6584 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6585 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6586 Slog.w(TAG, "Unable to update from " + oldPkg.name 6587 + " to " + newPkg.packageName 6588 + ": old package not in system partition"); 6589 return false; 6590 } else if (mPackages.get(oldPkg.name) != null) { 6591 Slog.w(TAG, "Unable to update from " + oldPkg.name 6592 + " to " + newPkg.packageName 6593 + ": old package still exists"); 6594 return false; 6595 } 6596 return true; 6597 } 6598 6599 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6600 throws PackageManagerException { 6601 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6602 if (res != 0) { 6603 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6604 "Failed to install " + packageName + ": " + res); 6605 } 6606 6607 final int[] users = sUserManager.getUserIds(); 6608 for (int user : users) { 6609 if (user != 0) { 6610 res = mInstaller.createUserData(volumeUuid, packageName, 6611 UserHandle.getUid(user, uid), user, seinfo); 6612 if (res != 0) { 6613 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6614 "Failed to createUserData " + packageName + ": " + res); 6615 } 6616 } 6617 } 6618 } 6619 6620 private int removeDataDirsLI(String volumeUuid, String packageName) { 6621 int[] users = sUserManager.getUserIds(); 6622 int res = 0; 6623 for (int user : users) { 6624 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6625 if (resInner < 0) { 6626 res = resInner; 6627 } 6628 } 6629 6630 return res; 6631 } 6632 6633 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6634 int[] users = sUserManager.getUserIds(); 6635 int res = 0; 6636 for (int user : users) { 6637 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6638 if (resInner < 0) { 6639 res = resInner; 6640 } 6641 } 6642 return res; 6643 } 6644 6645 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6646 PackageParser.Package changingLib) { 6647 if (file.path != null) { 6648 usesLibraryFiles.add(file.path); 6649 return; 6650 } 6651 PackageParser.Package p = mPackages.get(file.apk); 6652 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6653 // If we are doing this while in the middle of updating a library apk, 6654 // then we need to make sure to use that new apk for determining the 6655 // dependencies here. (We haven't yet finished committing the new apk 6656 // to the package manager state.) 6657 if (p == null || p.packageName.equals(changingLib.packageName)) { 6658 p = changingLib; 6659 } 6660 } 6661 if (p != null) { 6662 usesLibraryFiles.addAll(p.getAllCodePaths()); 6663 } 6664 } 6665 6666 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6667 PackageParser.Package changingLib) throws PackageManagerException { 6668 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6669 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6670 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6671 for (int i=0; i<N; i++) { 6672 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6673 if (file == null) { 6674 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6675 "Package " + pkg.packageName + " requires unavailable shared library " 6676 + pkg.usesLibraries.get(i) + "; failing!"); 6677 } 6678 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6679 } 6680 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6681 for (int i=0; i<N; i++) { 6682 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6683 if (file == null) { 6684 Slog.w(TAG, "Package " + pkg.packageName 6685 + " desires unavailable shared library " 6686 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6687 } else { 6688 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6689 } 6690 } 6691 N = usesLibraryFiles.size(); 6692 if (N > 0) { 6693 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6694 } else { 6695 pkg.usesLibraryFiles = null; 6696 } 6697 } 6698 } 6699 6700 private static boolean hasString(List<String> list, List<String> which) { 6701 if (list == null) { 6702 return false; 6703 } 6704 for (int i=list.size()-1; i>=0; i--) { 6705 for (int j=which.size()-1; j>=0; j--) { 6706 if (which.get(j).equals(list.get(i))) { 6707 return true; 6708 } 6709 } 6710 } 6711 return false; 6712 } 6713 6714 private void updateAllSharedLibrariesLPw() { 6715 for (PackageParser.Package pkg : mPackages.values()) { 6716 try { 6717 updateSharedLibrariesLPw(pkg, null); 6718 } catch (PackageManagerException e) { 6719 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6720 } 6721 } 6722 } 6723 6724 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6725 PackageParser.Package changingPkg) { 6726 ArrayList<PackageParser.Package> res = null; 6727 for (PackageParser.Package pkg : mPackages.values()) { 6728 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6729 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6730 if (res == null) { 6731 res = new ArrayList<PackageParser.Package>(); 6732 } 6733 res.add(pkg); 6734 try { 6735 updateSharedLibrariesLPw(pkg, changingPkg); 6736 } catch (PackageManagerException e) { 6737 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6738 } 6739 } 6740 } 6741 return res; 6742 } 6743 6744 /** 6745 * Derive the value of the {@code cpuAbiOverride} based on the provided 6746 * value and an optional stored value from the package settings. 6747 */ 6748 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6749 String cpuAbiOverride = null; 6750 6751 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6752 cpuAbiOverride = null; 6753 } else if (abiOverride != null) { 6754 cpuAbiOverride = abiOverride; 6755 } else if (settings != null) { 6756 cpuAbiOverride = settings.cpuAbiOverrideString; 6757 } 6758 6759 return cpuAbiOverride; 6760 } 6761 6762 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6763 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6764 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6765 try { 6766 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6767 } finally { 6768 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6769 } 6770 } 6771 6772 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6773 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6774 boolean success = false; 6775 try { 6776 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6777 currentTime, user); 6778 success = true; 6779 return res; 6780 } finally { 6781 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6782 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6783 } 6784 } 6785 } 6786 6787 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6788 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6789 final File scanFile = new File(pkg.codePath); 6790 if (pkg.applicationInfo.getCodePath() == null || 6791 pkg.applicationInfo.getResourcePath() == null) { 6792 // Bail out. The resource and code paths haven't been set. 6793 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6794 "Code and resource paths haven't been set correctly"); 6795 } 6796 6797 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6798 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6799 } else { 6800 // Only allow system apps to be flagged as core apps. 6801 pkg.coreApp = false; 6802 } 6803 6804 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6805 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6806 } 6807 6808 if (mCustomResolverComponentName != null && 6809 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6810 setUpCustomResolverActivity(pkg); 6811 } 6812 6813 if (pkg.packageName.equals("android")) { 6814 synchronized (mPackages) { 6815 if (mAndroidApplication != null) { 6816 Slog.w(TAG, "*************************************************"); 6817 Slog.w(TAG, "Core android package being redefined. Skipping."); 6818 Slog.w(TAG, " file=" + scanFile); 6819 Slog.w(TAG, "*************************************************"); 6820 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6821 "Core android package being redefined. Skipping."); 6822 } 6823 6824 // Set up information for our fall-back user intent resolution activity. 6825 mPlatformPackage = pkg; 6826 pkg.mVersionCode = mSdkVersion; 6827 mAndroidApplication = pkg.applicationInfo; 6828 6829 if (!mResolverReplaced) { 6830 mResolveActivity.applicationInfo = mAndroidApplication; 6831 mResolveActivity.name = ResolverActivity.class.getName(); 6832 mResolveActivity.packageName = mAndroidApplication.packageName; 6833 mResolveActivity.processName = "system:ui"; 6834 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6835 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6836 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6837 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6838 mResolveActivity.exported = true; 6839 mResolveActivity.enabled = true; 6840 mResolveInfo.activityInfo = mResolveActivity; 6841 mResolveInfo.priority = 0; 6842 mResolveInfo.preferredOrder = 0; 6843 mResolveInfo.match = 0; 6844 mResolveComponentName = new ComponentName( 6845 mAndroidApplication.packageName, mResolveActivity.name); 6846 } 6847 } 6848 } 6849 6850 if (DEBUG_PACKAGE_SCANNING) { 6851 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6852 Log.d(TAG, "Scanning package " + pkg.packageName); 6853 } 6854 6855 if (mPackages.containsKey(pkg.packageName) 6856 || mSharedLibraries.containsKey(pkg.packageName)) { 6857 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6858 "Application package " + pkg.packageName 6859 + " already installed. Skipping duplicate."); 6860 } 6861 6862 // If we're only installing presumed-existing packages, require that the 6863 // scanned APK is both already known and at the path previously established 6864 // for it. Previously unknown packages we pick up normally, but if we have an 6865 // a priori expectation about this package's install presence, enforce it. 6866 // With a singular exception for new system packages. When an OTA contains 6867 // a new system package, we allow the codepath to change from a system location 6868 // to the user-installed location. If we don't allow this change, any newer, 6869 // user-installed version of the application will be ignored. 6870 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6871 if (mExpectingBetter.containsKey(pkg.packageName)) { 6872 logCriticalInfo(Log.WARN, 6873 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6874 } else { 6875 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6876 if (known != null) { 6877 if (DEBUG_PACKAGE_SCANNING) { 6878 Log.d(TAG, "Examining " + pkg.codePath 6879 + " and requiring known paths " + known.codePathString 6880 + " & " + known.resourcePathString); 6881 } 6882 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6883 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6884 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6885 "Application package " + pkg.packageName 6886 + " found at " + pkg.applicationInfo.getCodePath() 6887 + " but expected at " + known.codePathString + "; ignoring."); 6888 } 6889 } 6890 } 6891 } 6892 6893 // Initialize package source and resource directories 6894 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6895 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6896 6897 SharedUserSetting suid = null; 6898 PackageSetting pkgSetting = null; 6899 6900 if (!isSystemApp(pkg)) { 6901 // Only system apps can use these features. 6902 pkg.mOriginalPackages = null; 6903 pkg.mRealPackage = null; 6904 pkg.mAdoptPermissions = null; 6905 } 6906 6907 // writer 6908 synchronized (mPackages) { 6909 if (pkg.mSharedUserId != null) { 6910 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6911 if (suid == null) { 6912 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6913 "Creating application package " + pkg.packageName 6914 + " for shared user failed"); 6915 } 6916 if (DEBUG_PACKAGE_SCANNING) { 6917 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6918 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6919 + "): packages=" + suid.packages); 6920 } 6921 } 6922 6923 // Check if we are renaming from an original package name. 6924 PackageSetting origPackage = null; 6925 String realName = null; 6926 if (pkg.mOriginalPackages != null) { 6927 // This package may need to be renamed to a previously 6928 // installed name. Let's check on that... 6929 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6930 if (pkg.mOriginalPackages.contains(renamed)) { 6931 // This package had originally been installed as the 6932 // original name, and we have already taken care of 6933 // transitioning to the new one. Just update the new 6934 // one to continue using the old name. 6935 realName = pkg.mRealPackage; 6936 if (!pkg.packageName.equals(renamed)) { 6937 // Callers into this function may have already taken 6938 // care of renaming the package; only do it here if 6939 // it is not already done. 6940 pkg.setPackageName(renamed); 6941 } 6942 6943 } else { 6944 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6945 if ((origPackage = mSettings.peekPackageLPr( 6946 pkg.mOriginalPackages.get(i))) != null) { 6947 // We do have the package already installed under its 6948 // original name... should we use it? 6949 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6950 // New package is not compatible with original. 6951 origPackage = null; 6952 continue; 6953 } else if (origPackage.sharedUser != null) { 6954 // Make sure uid is compatible between packages. 6955 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6956 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6957 + " to " + pkg.packageName + ": old uid " 6958 + origPackage.sharedUser.name 6959 + " differs from " + pkg.mSharedUserId); 6960 origPackage = null; 6961 continue; 6962 } 6963 } else { 6964 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6965 + pkg.packageName + " to old name " + origPackage.name); 6966 } 6967 break; 6968 } 6969 } 6970 } 6971 } 6972 6973 if (mTransferedPackages.contains(pkg.packageName)) { 6974 Slog.w(TAG, "Package " + pkg.packageName 6975 + " was transferred to another, but its .apk remains"); 6976 } 6977 6978 // Just create the setting, don't add it yet. For already existing packages 6979 // the PkgSetting exists already and doesn't have to be created. 6980 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6981 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6982 pkg.applicationInfo.primaryCpuAbi, 6983 pkg.applicationInfo.secondaryCpuAbi, 6984 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6985 user, false); 6986 if (pkgSetting == null) { 6987 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6988 "Creating application package " + pkg.packageName + " failed"); 6989 } 6990 6991 if (pkgSetting.origPackage != null) { 6992 // If we are first transitioning from an original package, 6993 // fix up the new package's name now. We need to do this after 6994 // looking up the package under its new name, so getPackageLP 6995 // can take care of fiddling things correctly. 6996 pkg.setPackageName(origPackage.name); 6997 6998 // File a report about this. 6999 String msg = "New package " + pkgSetting.realName 7000 + " renamed to replace old package " + pkgSetting.name; 7001 reportSettingsProblem(Log.WARN, msg); 7002 7003 // Make a note of it. 7004 mTransferedPackages.add(origPackage.name); 7005 7006 // No longer need to retain this. 7007 pkgSetting.origPackage = null; 7008 } 7009 7010 if (realName != null) { 7011 // Make a note of it. 7012 mTransferedPackages.add(pkg.packageName); 7013 } 7014 7015 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7016 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7017 } 7018 7019 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7020 // Check all shared libraries and map to their actual file path. 7021 // We only do this here for apps not on a system dir, because those 7022 // are the only ones that can fail an install due to this. We 7023 // will take care of the system apps by updating all of their 7024 // library paths after the scan is done. 7025 updateSharedLibrariesLPw(pkg, null); 7026 } 7027 7028 if (mFoundPolicyFile) { 7029 SELinuxMMAC.assignSeinfoValue(pkg); 7030 } 7031 7032 pkg.applicationInfo.uid = pkgSetting.appId; 7033 pkg.mExtras = pkgSetting; 7034 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7035 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7036 // We just determined the app is signed correctly, so bring 7037 // over the latest parsed certs. 7038 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7039 } else { 7040 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7041 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7042 "Package " + pkg.packageName + " upgrade keys do not match the " 7043 + "previously installed version"); 7044 } else { 7045 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7046 String msg = "System package " + pkg.packageName 7047 + " signature changed; retaining data."; 7048 reportSettingsProblem(Log.WARN, msg); 7049 } 7050 } 7051 } else { 7052 try { 7053 verifySignaturesLP(pkgSetting, pkg); 7054 // We just determined the app is signed correctly, so bring 7055 // over the latest parsed certs. 7056 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7057 } catch (PackageManagerException e) { 7058 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7059 throw e; 7060 } 7061 // The signature has changed, but this package is in the system 7062 // image... let's recover! 7063 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7064 // However... if this package is part of a shared user, but it 7065 // doesn't match the signature of the shared user, let's fail. 7066 // What this means is that you can't change the signatures 7067 // associated with an overall shared user, which doesn't seem all 7068 // that unreasonable. 7069 if (pkgSetting.sharedUser != null) { 7070 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7071 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7072 throw new PackageManagerException( 7073 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7074 "Signature mismatch for shared user : " 7075 + pkgSetting.sharedUser); 7076 } 7077 } 7078 // File a report about this. 7079 String msg = "System package " + pkg.packageName 7080 + " signature changed; retaining data."; 7081 reportSettingsProblem(Log.WARN, msg); 7082 } 7083 } 7084 // Verify that this new package doesn't have any content providers 7085 // that conflict with existing packages. Only do this if the 7086 // package isn't already installed, since we don't want to break 7087 // things that are installed. 7088 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7089 final int N = pkg.providers.size(); 7090 int i; 7091 for (i=0; i<N; i++) { 7092 PackageParser.Provider p = pkg.providers.get(i); 7093 if (p.info.authority != null) { 7094 String names[] = p.info.authority.split(";"); 7095 for (int j = 0; j < names.length; j++) { 7096 if (mProvidersByAuthority.containsKey(names[j])) { 7097 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7098 final String otherPackageName = 7099 ((other != null && other.getComponentName() != null) ? 7100 other.getComponentName().getPackageName() : "?"); 7101 throw new PackageManagerException( 7102 INSTALL_FAILED_CONFLICTING_PROVIDER, 7103 "Can't install because provider name " + names[j] 7104 + " (in package " + pkg.applicationInfo.packageName 7105 + ") is already used by " + otherPackageName); 7106 } 7107 } 7108 } 7109 } 7110 } 7111 7112 if (pkg.mAdoptPermissions != null) { 7113 // This package wants to adopt ownership of permissions from 7114 // another package. 7115 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7116 final String origName = pkg.mAdoptPermissions.get(i); 7117 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7118 if (orig != null) { 7119 if (verifyPackageUpdateLPr(orig, pkg)) { 7120 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7121 + pkg.packageName); 7122 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7123 } 7124 } 7125 } 7126 } 7127 } 7128 7129 final String pkgName = pkg.packageName; 7130 7131 final long scanFileTime = scanFile.lastModified(); 7132 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7133 pkg.applicationInfo.processName = fixProcessName( 7134 pkg.applicationInfo.packageName, 7135 pkg.applicationInfo.processName, 7136 pkg.applicationInfo.uid); 7137 7138 if (pkg != mPlatformPackage) { 7139 // This is a normal package, need to make its data directory. 7140 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7141 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7142 7143 boolean uidError = false; 7144 if (dataPath.exists()) { 7145 int currentUid = 0; 7146 try { 7147 StructStat stat = Os.stat(dataPath.getPath()); 7148 currentUid = stat.st_uid; 7149 } catch (ErrnoException e) { 7150 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7151 } 7152 7153 // If we have mismatched owners for the data path, we have a problem. 7154 if (currentUid != pkg.applicationInfo.uid) { 7155 boolean recovered = false; 7156 if (currentUid == 0) { 7157 // The directory somehow became owned by root. Wow. 7158 // This is probably because the system was stopped while 7159 // installd was in the middle of messing with its libs 7160 // directory. Ask installd to fix that. 7161 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7162 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7163 if (ret >= 0) { 7164 recovered = true; 7165 String msg = "Package " + pkg.packageName 7166 + " unexpectedly changed to uid 0; recovered to " + 7167 + pkg.applicationInfo.uid; 7168 reportSettingsProblem(Log.WARN, msg); 7169 } 7170 } 7171 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7172 || (scanFlags&SCAN_BOOTING) != 0)) { 7173 // If this is a system app, we can at least delete its 7174 // current data so the application will still work. 7175 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7176 if (ret >= 0) { 7177 // TODO: Kill the processes first 7178 // Old data gone! 7179 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7180 ? "System package " : "Third party package "; 7181 String msg = prefix + pkg.packageName 7182 + " has changed from uid: " 7183 + currentUid + " to " 7184 + pkg.applicationInfo.uid + "; old data erased"; 7185 reportSettingsProblem(Log.WARN, msg); 7186 recovered = true; 7187 } 7188 if (!recovered) { 7189 mHasSystemUidErrors = true; 7190 } 7191 } else if (!recovered) { 7192 // If we allow this install to proceed, we will be broken. 7193 // Abort, abort! 7194 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7195 "scanPackageLI"); 7196 } 7197 if (!recovered) { 7198 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7199 + pkg.applicationInfo.uid + "/fs_" 7200 + currentUid; 7201 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7202 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7203 String msg = "Package " + pkg.packageName 7204 + " has mismatched uid: " 7205 + currentUid + " on disk, " 7206 + pkg.applicationInfo.uid + " in settings"; 7207 // writer 7208 synchronized (mPackages) { 7209 mSettings.mReadMessages.append(msg); 7210 mSettings.mReadMessages.append('\n'); 7211 uidError = true; 7212 if (!pkgSetting.uidError) { 7213 reportSettingsProblem(Log.ERROR, msg); 7214 } 7215 } 7216 } 7217 } 7218 7219 // Ensure that directories are prepared 7220 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7221 pkg.applicationInfo.seinfo); 7222 7223 if (mShouldRestoreconData) { 7224 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7225 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7226 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7227 } 7228 } else { 7229 if (DEBUG_PACKAGE_SCANNING) { 7230 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7231 Log.v(TAG, "Want this data dir: " + dataPath); 7232 } 7233 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7234 pkg.applicationInfo.seinfo); 7235 } 7236 7237 // Get all of our default paths setup 7238 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7239 7240 pkgSetting.uidError = uidError; 7241 } 7242 7243 final String path = scanFile.getPath(); 7244 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7245 7246 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7247 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7248 7249 // Some system apps still use directory structure for native libraries 7250 // in which case we might end up not detecting abi solely based on apk 7251 // structure. Try to detect abi based on directory structure. 7252 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7253 pkg.applicationInfo.primaryCpuAbi == null) { 7254 setBundledAppAbisAndRoots(pkg, pkgSetting); 7255 setNativeLibraryPaths(pkg); 7256 } 7257 7258 } else { 7259 if ((scanFlags & SCAN_MOVE) != 0) { 7260 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7261 // but we already have this packages package info in the PackageSetting. We just 7262 // use that and derive the native library path based on the new codepath. 7263 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7264 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7265 } 7266 7267 // Set native library paths again. For moves, the path will be updated based on the 7268 // ABIs we've determined above. For non-moves, the path will be updated based on the 7269 // ABIs we determined during compilation, but the path will depend on the final 7270 // package path (after the rename away from the stage path). 7271 setNativeLibraryPaths(pkg); 7272 } 7273 7274 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7275 final int[] userIds = sUserManager.getUserIds(); 7276 synchronized (mInstallLock) { 7277 // Make sure all user data directories are ready to roll; we're okay 7278 // if they already exist 7279 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7280 for (int userId : userIds) { 7281 if (userId != UserHandle.USER_SYSTEM) { 7282 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7283 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7284 pkg.applicationInfo.seinfo); 7285 } 7286 } 7287 } 7288 7289 // Create a native library symlink only if we have native libraries 7290 // and if the native libraries are 32 bit libraries. We do not provide 7291 // this symlink for 64 bit libraries. 7292 if (pkg.applicationInfo.primaryCpuAbi != null && 7293 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7294 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7295 try { 7296 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7297 for (int userId : userIds) { 7298 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7299 nativeLibPath, userId) < 0) { 7300 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7301 "Failed linking native library dir (user=" + userId + ")"); 7302 } 7303 } 7304 } finally { 7305 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7306 } 7307 } 7308 } 7309 7310 // This is a special case for the "system" package, where the ABI is 7311 // dictated by the zygote configuration (and init.rc). We should keep track 7312 // of this ABI so that we can deal with "normal" applications that run under 7313 // the same UID correctly. 7314 if (mPlatformPackage == pkg) { 7315 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7316 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7317 } 7318 7319 // If there's a mismatch between the abi-override in the package setting 7320 // and the abiOverride specified for the install. Warn about this because we 7321 // would've already compiled the app without taking the package setting into 7322 // account. 7323 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7324 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7325 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7326 " for package: " + pkg.packageName); 7327 } 7328 } 7329 7330 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7331 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7332 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7333 7334 // Copy the derived override back to the parsed package, so that we can 7335 // update the package settings accordingly. 7336 pkg.cpuAbiOverride = cpuAbiOverride; 7337 7338 if (DEBUG_ABI_SELECTION) { 7339 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7340 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7341 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7342 } 7343 7344 // Push the derived path down into PackageSettings so we know what to 7345 // clean up at uninstall time. 7346 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7347 7348 if (DEBUG_ABI_SELECTION) { 7349 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7350 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7351 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7352 } 7353 7354 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7355 // We don't do this here during boot because we can do it all 7356 // at once after scanning all existing packages. 7357 // 7358 // We also do this *before* we perform dexopt on this package, so that 7359 // we can avoid redundant dexopts, and also to make sure we've got the 7360 // code and package path correct. 7361 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7362 pkg, true /* boot complete */); 7363 } 7364 7365 if (mFactoryTest && pkg.requestedPermissions.contains( 7366 android.Manifest.permission.FACTORY_TEST)) { 7367 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7368 } 7369 7370 ArrayList<PackageParser.Package> clientLibPkgs = null; 7371 7372 // writer 7373 synchronized (mPackages) { 7374 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7375 // Only system apps can add new shared libraries. 7376 if (pkg.libraryNames != null) { 7377 for (int i=0; i<pkg.libraryNames.size(); i++) { 7378 String name = pkg.libraryNames.get(i); 7379 boolean allowed = false; 7380 if (pkg.isUpdatedSystemApp()) { 7381 // New library entries can only be added through the 7382 // system image. This is important to get rid of a lot 7383 // of nasty edge cases: for example if we allowed a non- 7384 // system update of the app to add a library, then uninstalling 7385 // the update would make the library go away, and assumptions 7386 // we made such as through app install filtering would now 7387 // have allowed apps on the device which aren't compatible 7388 // with it. Better to just have the restriction here, be 7389 // conservative, and create many fewer cases that can negatively 7390 // impact the user experience. 7391 final PackageSetting sysPs = mSettings 7392 .getDisabledSystemPkgLPr(pkg.packageName); 7393 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7394 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7395 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7396 allowed = true; 7397 break; 7398 } 7399 } 7400 } 7401 } else { 7402 allowed = true; 7403 } 7404 if (allowed) { 7405 if (!mSharedLibraries.containsKey(name)) { 7406 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7407 } else if (!name.equals(pkg.packageName)) { 7408 Slog.w(TAG, "Package " + pkg.packageName + " library " 7409 + name + " already exists; skipping"); 7410 } 7411 } else { 7412 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7413 + name + " that is not declared on system image; skipping"); 7414 } 7415 } 7416 if ((scanFlags & SCAN_BOOTING) == 0) { 7417 // If we are not booting, we need to update any applications 7418 // that are clients of our shared library. If we are booting, 7419 // this will all be done once the scan is complete. 7420 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7421 } 7422 } 7423 } 7424 } 7425 7426 // Request the ActivityManager to kill the process(only for existing packages) 7427 // so that we do not end up in a confused state while the user is still using the older 7428 // version of the application while the new one gets installed. 7429 if ((scanFlags & SCAN_REPLACING) != 0) { 7430 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7431 7432 killApplication(pkg.applicationInfo.packageName, 7433 pkg.applicationInfo.uid, "replace pkg"); 7434 7435 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7436 } 7437 7438 // Also need to kill any apps that are dependent on the library. 7439 if (clientLibPkgs != null) { 7440 for (int i=0; i<clientLibPkgs.size(); i++) { 7441 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7442 killApplication(clientPkg.applicationInfo.packageName, 7443 clientPkg.applicationInfo.uid, "update lib"); 7444 } 7445 } 7446 7447 // Make sure we're not adding any bogus keyset info 7448 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7449 ksms.assertScannedPackageValid(pkg); 7450 7451 // writer 7452 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7453 7454 boolean createIdmapFailed = false; 7455 synchronized (mPackages) { 7456 // We don't expect installation to fail beyond this point 7457 7458 // Add the new setting to mSettings 7459 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7460 // Add the new setting to mPackages 7461 mPackages.put(pkg.applicationInfo.packageName, pkg); 7462 // Make sure we don't accidentally delete its data. 7463 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7464 while (iter.hasNext()) { 7465 PackageCleanItem item = iter.next(); 7466 if (pkgName.equals(item.packageName)) { 7467 iter.remove(); 7468 } 7469 } 7470 7471 // Take care of first install / last update times. 7472 if (currentTime != 0) { 7473 if (pkgSetting.firstInstallTime == 0) { 7474 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7475 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7476 pkgSetting.lastUpdateTime = currentTime; 7477 } 7478 } else if (pkgSetting.firstInstallTime == 0) { 7479 // We need *something*. Take time time stamp of the file. 7480 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7481 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7482 if (scanFileTime != pkgSetting.timeStamp) { 7483 // A package on the system image has changed; consider this 7484 // to be an update. 7485 pkgSetting.lastUpdateTime = scanFileTime; 7486 } 7487 } 7488 7489 // Add the package's KeySets to the global KeySetManagerService 7490 ksms.addScannedPackageLPw(pkg); 7491 7492 int N = pkg.providers.size(); 7493 StringBuilder r = null; 7494 int i; 7495 for (i=0; i<N; i++) { 7496 PackageParser.Provider p = pkg.providers.get(i); 7497 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7498 p.info.processName, pkg.applicationInfo.uid); 7499 mProviders.addProvider(p); 7500 p.syncable = p.info.isSyncable; 7501 if (p.info.authority != null) { 7502 String names[] = p.info.authority.split(";"); 7503 p.info.authority = null; 7504 for (int j = 0; j < names.length; j++) { 7505 if (j == 1 && p.syncable) { 7506 // We only want the first authority for a provider to possibly be 7507 // syncable, so if we already added this provider using a different 7508 // authority clear the syncable flag. We copy the provider before 7509 // changing it because the mProviders object contains a reference 7510 // to a provider that we don't want to change. 7511 // Only do this for the second authority since the resulting provider 7512 // object can be the same for all future authorities for this provider. 7513 p = new PackageParser.Provider(p); 7514 p.syncable = false; 7515 } 7516 if (!mProvidersByAuthority.containsKey(names[j])) { 7517 mProvidersByAuthority.put(names[j], p); 7518 if (p.info.authority == null) { 7519 p.info.authority = names[j]; 7520 } else { 7521 p.info.authority = p.info.authority + ";" + names[j]; 7522 } 7523 if (DEBUG_PACKAGE_SCANNING) { 7524 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7525 Log.d(TAG, "Registered content provider: " + names[j] 7526 + ", className = " + p.info.name + ", isSyncable = " 7527 + p.info.isSyncable); 7528 } 7529 } else { 7530 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7531 Slog.w(TAG, "Skipping provider name " + names[j] + 7532 " (in package " + pkg.applicationInfo.packageName + 7533 "): name already used by " 7534 + ((other != null && other.getComponentName() != null) 7535 ? other.getComponentName().getPackageName() : "?")); 7536 } 7537 } 7538 } 7539 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7540 if (r == null) { 7541 r = new StringBuilder(256); 7542 } else { 7543 r.append(' '); 7544 } 7545 r.append(p.info.name); 7546 } 7547 } 7548 if (r != null) { 7549 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7550 } 7551 7552 N = pkg.services.size(); 7553 r = null; 7554 for (i=0; i<N; i++) { 7555 PackageParser.Service s = pkg.services.get(i); 7556 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7557 s.info.processName, pkg.applicationInfo.uid); 7558 mServices.addService(s); 7559 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7560 if (r == null) { 7561 r = new StringBuilder(256); 7562 } else { 7563 r.append(' '); 7564 } 7565 r.append(s.info.name); 7566 } 7567 } 7568 if (r != null) { 7569 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7570 } 7571 7572 N = pkg.receivers.size(); 7573 r = null; 7574 for (i=0; i<N; i++) { 7575 PackageParser.Activity a = pkg.receivers.get(i); 7576 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7577 a.info.processName, pkg.applicationInfo.uid); 7578 mReceivers.addActivity(a, "receiver"); 7579 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7580 if (r == null) { 7581 r = new StringBuilder(256); 7582 } else { 7583 r.append(' '); 7584 } 7585 r.append(a.info.name); 7586 } 7587 } 7588 if (r != null) { 7589 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7590 } 7591 7592 N = pkg.activities.size(); 7593 r = null; 7594 for (i=0; i<N; i++) { 7595 PackageParser.Activity a = pkg.activities.get(i); 7596 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7597 a.info.processName, pkg.applicationInfo.uid); 7598 mActivities.addActivity(a, "activity"); 7599 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7600 if (r == null) { 7601 r = new StringBuilder(256); 7602 } else { 7603 r.append(' '); 7604 } 7605 r.append(a.info.name); 7606 } 7607 } 7608 if (r != null) { 7609 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7610 } 7611 7612 N = pkg.permissionGroups.size(); 7613 r = null; 7614 for (i=0; i<N; i++) { 7615 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7616 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7617 if (cur == null) { 7618 mPermissionGroups.put(pg.info.name, pg); 7619 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7620 if (r == null) { 7621 r = new StringBuilder(256); 7622 } else { 7623 r.append(' '); 7624 } 7625 r.append(pg.info.name); 7626 } 7627 } else { 7628 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7629 + pg.info.packageName + " ignored: original from " 7630 + cur.info.packageName); 7631 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7632 if (r == null) { 7633 r = new StringBuilder(256); 7634 } else { 7635 r.append(' '); 7636 } 7637 r.append("DUP:"); 7638 r.append(pg.info.name); 7639 } 7640 } 7641 } 7642 if (r != null) { 7643 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7644 } 7645 7646 N = pkg.permissions.size(); 7647 r = null; 7648 for (i=0; i<N; i++) { 7649 PackageParser.Permission p = pkg.permissions.get(i); 7650 7651 // Assume by default that we did not install this permission into the system. 7652 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7653 7654 // Now that permission groups have a special meaning, we ignore permission 7655 // groups for legacy apps to prevent unexpected behavior. In particular, 7656 // permissions for one app being granted to someone just becuase they happen 7657 // to be in a group defined by another app (before this had no implications). 7658 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7659 p.group = mPermissionGroups.get(p.info.group); 7660 // Warn for a permission in an unknown group. 7661 if (p.info.group != null && p.group == null) { 7662 Slog.w(TAG, "Permission " + p.info.name + " from package " 7663 + p.info.packageName + " in an unknown group " + p.info.group); 7664 } 7665 } 7666 7667 ArrayMap<String, BasePermission> permissionMap = 7668 p.tree ? mSettings.mPermissionTrees 7669 : mSettings.mPermissions; 7670 BasePermission bp = permissionMap.get(p.info.name); 7671 7672 // Allow system apps to redefine non-system permissions 7673 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7674 final boolean currentOwnerIsSystem = (bp.perm != null 7675 && isSystemApp(bp.perm.owner)); 7676 if (isSystemApp(p.owner)) { 7677 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7678 // It's a built-in permission and no owner, take ownership now 7679 bp.packageSetting = pkgSetting; 7680 bp.perm = p; 7681 bp.uid = pkg.applicationInfo.uid; 7682 bp.sourcePackage = p.info.packageName; 7683 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7684 } else if (!currentOwnerIsSystem) { 7685 String msg = "New decl " + p.owner + " of permission " 7686 + p.info.name + " is system; overriding " + bp.sourcePackage; 7687 reportSettingsProblem(Log.WARN, msg); 7688 bp = null; 7689 } 7690 } 7691 } 7692 7693 if (bp == null) { 7694 bp = new BasePermission(p.info.name, p.info.packageName, 7695 BasePermission.TYPE_NORMAL); 7696 permissionMap.put(p.info.name, bp); 7697 } 7698 7699 if (bp.perm == null) { 7700 if (bp.sourcePackage == null 7701 || bp.sourcePackage.equals(p.info.packageName)) { 7702 BasePermission tree = findPermissionTreeLP(p.info.name); 7703 if (tree == null 7704 || tree.sourcePackage.equals(p.info.packageName)) { 7705 bp.packageSetting = pkgSetting; 7706 bp.perm = p; 7707 bp.uid = pkg.applicationInfo.uid; 7708 bp.sourcePackage = p.info.packageName; 7709 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7710 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7711 if (r == null) { 7712 r = new StringBuilder(256); 7713 } else { 7714 r.append(' '); 7715 } 7716 r.append(p.info.name); 7717 } 7718 } else { 7719 Slog.w(TAG, "Permission " + p.info.name + " from package " 7720 + p.info.packageName + " ignored: base tree " 7721 + tree.name + " is from package " 7722 + tree.sourcePackage); 7723 } 7724 } else { 7725 Slog.w(TAG, "Permission " + p.info.name + " from package " 7726 + p.info.packageName + " ignored: original from " 7727 + bp.sourcePackage); 7728 } 7729 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7730 if (r == null) { 7731 r = new StringBuilder(256); 7732 } else { 7733 r.append(' '); 7734 } 7735 r.append("DUP:"); 7736 r.append(p.info.name); 7737 } 7738 if (bp.perm == p) { 7739 bp.protectionLevel = p.info.protectionLevel; 7740 } 7741 } 7742 7743 if (r != null) { 7744 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7745 } 7746 7747 N = pkg.instrumentation.size(); 7748 r = null; 7749 for (i=0; i<N; i++) { 7750 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7751 a.info.packageName = pkg.applicationInfo.packageName; 7752 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7753 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7754 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7755 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7756 a.info.dataDir = pkg.applicationInfo.dataDir; 7757 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7758 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7759 7760 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7761 // need other information about the application, like the ABI and what not ? 7762 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7763 mInstrumentation.put(a.getComponentName(), a); 7764 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7765 if (r == null) { 7766 r = new StringBuilder(256); 7767 } else { 7768 r.append(' '); 7769 } 7770 r.append(a.info.name); 7771 } 7772 } 7773 if (r != null) { 7774 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7775 } 7776 7777 if (pkg.protectedBroadcasts != null) { 7778 N = pkg.protectedBroadcasts.size(); 7779 for (i=0; i<N; i++) { 7780 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7781 } 7782 } 7783 7784 pkgSetting.setTimeStamp(scanFileTime); 7785 7786 // Create idmap files for pairs of (packages, overlay packages). 7787 // Note: "android", ie framework-res.apk, is handled by native layers. 7788 if (pkg.mOverlayTarget != null) { 7789 // This is an overlay package. 7790 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7791 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7792 mOverlays.put(pkg.mOverlayTarget, 7793 new ArrayMap<String, PackageParser.Package>()); 7794 } 7795 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7796 map.put(pkg.packageName, pkg); 7797 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7798 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7799 createIdmapFailed = true; 7800 } 7801 } 7802 } else if (mOverlays.containsKey(pkg.packageName) && 7803 !pkg.packageName.equals("android")) { 7804 // This is a regular package, with one or more known overlay packages. 7805 createIdmapsForPackageLI(pkg); 7806 } 7807 } 7808 7809 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7810 7811 if (createIdmapFailed) { 7812 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7813 "scanPackageLI failed to createIdmap"); 7814 } 7815 return pkg; 7816 } 7817 7818 /** 7819 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7820 * is derived purely on the basis of the contents of {@code scanFile} and 7821 * {@code cpuAbiOverride}. 7822 * 7823 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7824 */ 7825 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7826 String cpuAbiOverride, boolean extractLibs) 7827 throws PackageManagerException { 7828 // TODO: We can probably be smarter about this stuff. For installed apps, 7829 // we can calculate this information at install time once and for all. For 7830 // system apps, we can probably assume that this information doesn't change 7831 // after the first boot scan. As things stand, we do lots of unnecessary work. 7832 7833 // Give ourselves some initial paths; we'll come back for another 7834 // pass once we've determined ABI below. 7835 setNativeLibraryPaths(pkg); 7836 7837 // We would never need to extract libs for forward-locked and external packages, 7838 // since the container service will do it for us. We shouldn't attempt to 7839 // extract libs from system app when it was not updated. 7840 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7841 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7842 extractLibs = false; 7843 } 7844 7845 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7846 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7847 7848 NativeLibraryHelper.Handle handle = null; 7849 try { 7850 handle = NativeLibraryHelper.Handle.create(pkg); 7851 // TODO(multiArch): This can be null for apps that didn't go through the 7852 // usual installation process. We can calculate it again, like we 7853 // do during install time. 7854 // 7855 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7856 // unnecessary. 7857 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7858 7859 // Null out the abis so that they can be recalculated. 7860 pkg.applicationInfo.primaryCpuAbi = null; 7861 pkg.applicationInfo.secondaryCpuAbi = null; 7862 if (isMultiArch(pkg.applicationInfo)) { 7863 // Warn if we've set an abiOverride for multi-lib packages.. 7864 // By definition, we need to copy both 32 and 64 bit libraries for 7865 // such packages. 7866 if (pkg.cpuAbiOverride != null 7867 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7868 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7869 } 7870 7871 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7872 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7873 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7874 if (extractLibs) { 7875 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7876 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7877 useIsaSpecificSubdirs); 7878 } else { 7879 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7880 } 7881 } 7882 7883 maybeThrowExceptionForMultiArchCopy( 7884 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7885 7886 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7887 if (extractLibs) { 7888 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7889 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7890 useIsaSpecificSubdirs); 7891 } else { 7892 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7893 } 7894 } 7895 7896 maybeThrowExceptionForMultiArchCopy( 7897 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7898 7899 if (abi64 >= 0) { 7900 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7901 } 7902 7903 if (abi32 >= 0) { 7904 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7905 if (abi64 >= 0) { 7906 pkg.applicationInfo.secondaryCpuAbi = abi; 7907 } else { 7908 pkg.applicationInfo.primaryCpuAbi = abi; 7909 } 7910 } 7911 } else { 7912 String[] abiList = (cpuAbiOverride != null) ? 7913 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7914 7915 // Enable gross and lame hacks for apps that are built with old 7916 // SDK tools. We must scan their APKs for renderscript bitcode and 7917 // not launch them if it's present. Don't bother checking on devices 7918 // that don't have 64 bit support. 7919 boolean needsRenderScriptOverride = false; 7920 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7921 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7922 abiList = Build.SUPPORTED_32_BIT_ABIS; 7923 needsRenderScriptOverride = true; 7924 } 7925 7926 final int copyRet; 7927 if (extractLibs) { 7928 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7929 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7930 } else { 7931 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7932 } 7933 7934 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7935 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7936 "Error unpackaging native libs for app, errorCode=" + copyRet); 7937 } 7938 7939 if (copyRet >= 0) { 7940 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7941 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7942 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7943 } else if (needsRenderScriptOverride) { 7944 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7945 } 7946 } 7947 } catch (IOException ioe) { 7948 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7949 } finally { 7950 IoUtils.closeQuietly(handle); 7951 } 7952 7953 // Now that we've calculated the ABIs and determined if it's an internal app, 7954 // we will go ahead and populate the nativeLibraryPath. 7955 setNativeLibraryPaths(pkg); 7956 } 7957 7958 /** 7959 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7960 * i.e, so that all packages can be run inside a single process if required. 7961 * 7962 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7963 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7964 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7965 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7966 * updating a package that belongs to a shared user. 7967 * 7968 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7969 * adds unnecessary complexity. 7970 */ 7971 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7972 PackageParser.Package scannedPackage, boolean bootComplete) { 7973 String requiredInstructionSet = null; 7974 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7975 requiredInstructionSet = VMRuntime.getInstructionSet( 7976 scannedPackage.applicationInfo.primaryCpuAbi); 7977 } 7978 7979 PackageSetting requirer = null; 7980 for (PackageSetting ps : packagesForUser) { 7981 // If packagesForUser contains scannedPackage, we skip it. This will happen 7982 // when scannedPackage is an update of an existing package. Without this check, 7983 // we will never be able to change the ABI of any package belonging to a shared 7984 // user, even if it's compatible with other packages. 7985 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7986 if (ps.primaryCpuAbiString == null) { 7987 continue; 7988 } 7989 7990 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7991 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7992 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7993 // this but there's not much we can do. 7994 String errorMessage = "Instruction set mismatch, " 7995 + ((requirer == null) ? "[caller]" : requirer) 7996 + " requires " + requiredInstructionSet + " whereas " + ps 7997 + " requires " + instructionSet; 7998 Slog.w(TAG, errorMessage); 7999 } 8000 8001 if (requiredInstructionSet == null) { 8002 requiredInstructionSet = instructionSet; 8003 requirer = ps; 8004 } 8005 } 8006 } 8007 8008 if (requiredInstructionSet != null) { 8009 String adjustedAbi; 8010 if (requirer != null) { 8011 // requirer != null implies that either scannedPackage was null or that scannedPackage 8012 // did not require an ABI, in which case we have to adjust scannedPackage to match 8013 // the ABI of the set (which is the same as requirer's ABI) 8014 adjustedAbi = requirer.primaryCpuAbiString; 8015 if (scannedPackage != null) { 8016 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8017 } 8018 } else { 8019 // requirer == null implies that we're updating all ABIs in the set to 8020 // match scannedPackage. 8021 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8022 } 8023 8024 for (PackageSetting ps : packagesForUser) { 8025 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8026 if (ps.primaryCpuAbiString != null) { 8027 continue; 8028 } 8029 8030 ps.primaryCpuAbiString = adjustedAbi; 8031 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8032 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8033 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8034 mInstaller.rmdex(ps.codePathString, 8035 getDexCodeInstructionSet(getPreferredInstructionSet())); 8036 } 8037 } 8038 } 8039 } 8040 } 8041 8042 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8043 synchronized (mPackages) { 8044 mResolverReplaced = true; 8045 // Set up information for custom user intent resolution activity. 8046 mResolveActivity.applicationInfo = pkg.applicationInfo; 8047 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8048 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8049 mResolveActivity.processName = pkg.applicationInfo.packageName; 8050 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8051 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8052 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8053 mResolveActivity.theme = 0; 8054 mResolveActivity.exported = true; 8055 mResolveActivity.enabled = true; 8056 mResolveInfo.activityInfo = mResolveActivity; 8057 mResolveInfo.priority = 0; 8058 mResolveInfo.preferredOrder = 0; 8059 mResolveInfo.match = 0; 8060 mResolveComponentName = mCustomResolverComponentName; 8061 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8062 mResolveComponentName); 8063 } 8064 } 8065 8066 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8067 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8068 8069 // Set up information for ephemeral installer activity 8070 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8071 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8072 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8073 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8074 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8075 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8076 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8077 mEphemeralInstallerActivity.theme = 0; 8078 mEphemeralInstallerActivity.exported = true; 8079 mEphemeralInstallerActivity.enabled = true; 8080 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8081 mEphemeralInstallerInfo.priority = 0; 8082 mEphemeralInstallerInfo.preferredOrder = 0; 8083 mEphemeralInstallerInfo.match = 0; 8084 8085 if (DEBUG_EPHEMERAL) { 8086 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8087 } 8088 } 8089 8090 private static String calculateBundledApkRoot(final String codePathString) { 8091 final File codePath = new File(codePathString); 8092 final File codeRoot; 8093 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8094 codeRoot = Environment.getRootDirectory(); 8095 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8096 codeRoot = Environment.getOemDirectory(); 8097 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8098 codeRoot = Environment.getVendorDirectory(); 8099 } else { 8100 // Unrecognized code path; take its top real segment as the apk root: 8101 // e.g. /something/app/blah.apk => /something 8102 try { 8103 File f = codePath.getCanonicalFile(); 8104 File parent = f.getParentFile(); // non-null because codePath is a file 8105 File tmp; 8106 while ((tmp = parent.getParentFile()) != null) { 8107 f = parent; 8108 parent = tmp; 8109 } 8110 codeRoot = f; 8111 Slog.w(TAG, "Unrecognized code path " 8112 + codePath + " - using " + codeRoot); 8113 } catch (IOException e) { 8114 // Can't canonicalize the code path -- shenanigans? 8115 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8116 return Environment.getRootDirectory().getPath(); 8117 } 8118 } 8119 return codeRoot.getPath(); 8120 } 8121 8122 /** 8123 * Derive and set the location of native libraries for the given package, 8124 * which varies depending on where and how the package was installed. 8125 */ 8126 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8127 final ApplicationInfo info = pkg.applicationInfo; 8128 final String codePath = pkg.codePath; 8129 final File codeFile = new File(codePath); 8130 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8131 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8132 8133 info.nativeLibraryRootDir = null; 8134 info.nativeLibraryRootRequiresIsa = false; 8135 info.nativeLibraryDir = null; 8136 info.secondaryNativeLibraryDir = null; 8137 8138 if (isApkFile(codeFile)) { 8139 // Monolithic install 8140 if (bundledApp) { 8141 // If "/system/lib64/apkname" exists, assume that is the per-package 8142 // native library directory to use; otherwise use "/system/lib/apkname". 8143 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8144 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8145 getPrimaryInstructionSet(info)); 8146 8147 // This is a bundled system app so choose the path based on the ABI. 8148 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8149 // is just the default path. 8150 final String apkName = deriveCodePathName(codePath); 8151 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8152 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8153 apkName).getAbsolutePath(); 8154 8155 if (info.secondaryCpuAbi != null) { 8156 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8157 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8158 secondaryLibDir, apkName).getAbsolutePath(); 8159 } 8160 } else if (asecApp) { 8161 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8162 .getAbsolutePath(); 8163 } else { 8164 final String apkName = deriveCodePathName(codePath); 8165 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8166 .getAbsolutePath(); 8167 } 8168 8169 info.nativeLibraryRootRequiresIsa = false; 8170 info.nativeLibraryDir = info.nativeLibraryRootDir; 8171 } else { 8172 // Cluster install 8173 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8174 info.nativeLibraryRootRequiresIsa = true; 8175 8176 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8177 getPrimaryInstructionSet(info)).getAbsolutePath(); 8178 8179 if (info.secondaryCpuAbi != null) { 8180 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8181 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8182 } 8183 } 8184 } 8185 8186 /** 8187 * Calculate the abis and roots for a bundled app. These can uniquely 8188 * be determined from the contents of the system partition, i.e whether 8189 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8190 * of this information, and instead assume that the system was built 8191 * sensibly. 8192 */ 8193 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8194 PackageSetting pkgSetting) { 8195 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8196 8197 // If "/system/lib64/apkname" exists, assume that is the per-package 8198 // native library directory to use; otherwise use "/system/lib/apkname". 8199 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8200 setBundledAppAbi(pkg, apkRoot, apkName); 8201 // pkgSetting might be null during rescan following uninstall of updates 8202 // to a bundled app, so accommodate that possibility. The settings in 8203 // that case will be established later from the parsed package. 8204 // 8205 // If the settings aren't null, sync them up with what we've just derived. 8206 // note that apkRoot isn't stored in the package settings. 8207 if (pkgSetting != null) { 8208 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8209 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8210 } 8211 } 8212 8213 /** 8214 * Deduces the ABI of a bundled app and sets the relevant fields on the 8215 * parsed pkg object. 8216 * 8217 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8218 * under which system libraries are installed. 8219 * @param apkName the name of the installed package. 8220 */ 8221 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8222 final File codeFile = new File(pkg.codePath); 8223 8224 final boolean has64BitLibs; 8225 final boolean has32BitLibs; 8226 if (isApkFile(codeFile)) { 8227 // Monolithic install 8228 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8229 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8230 } else { 8231 // Cluster install 8232 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8233 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8234 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8235 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8236 has64BitLibs = (new File(rootDir, isa)).exists(); 8237 } else { 8238 has64BitLibs = false; 8239 } 8240 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8241 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8242 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8243 has32BitLibs = (new File(rootDir, isa)).exists(); 8244 } else { 8245 has32BitLibs = false; 8246 } 8247 } 8248 8249 if (has64BitLibs && !has32BitLibs) { 8250 // The package has 64 bit libs, but not 32 bit libs. Its primary 8251 // ABI should be 64 bit. We can safely assume here that the bundled 8252 // native libraries correspond to the most preferred ABI in the list. 8253 8254 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8255 pkg.applicationInfo.secondaryCpuAbi = null; 8256 } else if (has32BitLibs && !has64BitLibs) { 8257 // The package has 32 bit libs but not 64 bit libs. Its primary 8258 // ABI should be 32 bit. 8259 8260 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8261 pkg.applicationInfo.secondaryCpuAbi = null; 8262 } else if (has32BitLibs && has64BitLibs) { 8263 // The application has both 64 and 32 bit bundled libraries. We check 8264 // here that the app declares multiArch support, and warn if it doesn't. 8265 // 8266 // We will be lenient here and record both ABIs. The primary will be the 8267 // ABI that's higher on the list, i.e, a device that's configured to prefer 8268 // 64 bit apps will see a 64 bit primary ABI, 8269 8270 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8271 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8272 } 8273 8274 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8275 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8276 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8277 } else { 8278 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8279 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8280 } 8281 } else { 8282 pkg.applicationInfo.primaryCpuAbi = null; 8283 pkg.applicationInfo.secondaryCpuAbi = null; 8284 } 8285 } 8286 8287 private void killApplication(String pkgName, int appId, String reason) { 8288 // Request the ActivityManager to kill the process(only for existing packages) 8289 // so that we do not end up in a confused state while the user is still using the older 8290 // version of the application while the new one gets installed. 8291 IActivityManager am = ActivityManagerNative.getDefault(); 8292 if (am != null) { 8293 try { 8294 am.killApplicationWithAppId(pkgName, appId, reason); 8295 } catch (RemoteException e) { 8296 } 8297 } 8298 } 8299 8300 void removePackageLI(PackageSetting ps, boolean chatty) { 8301 if (DEBUG_INSTALL) { 8302 if (chatty) 8303 Log.d(TAG, "Removing package " + ps.name); 8304 } 8305 8306 // writer 8307 synchronized (mPackages) { 8308 mPackages.remove(ps.name); 8309 final PackageParser.Package pkg = ps.pkg; 8310 if (pkg != null) { 8311 cleanPackageDataStructuresLILPw(pkg, chatty); 8312 } 8313 } 8314 } 8315 8316 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8317 if (DEBUG_INSTALL) { 8318 if (chatty) 8319 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8320 } 8321 8322 // writer 8323 synchronized (mPackages) { 8324 mPackages.remove(pkg.applicationInfo.packageName); 8325 cleanPackageDataStructuresLILPw(pkg, chatty); 8326 } 8327 } 8328 8329 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8330 int N = pkg.providers.size(); 8331 StringBuilder r = null; 8332 int i; 8333 for (i=0; i<N; i++) { 8334 PackageParser.Provider p = pkg.providers.get(i); 8335 mProviders.removeProvider(p); 8336 if (p.info.authority == null) { 8337 8338 /* There was another ContentProvider with this authority when 8339 * this app was installed so this authority is null, 8340 * Ignore it as we don't have to unregister the provider. 8341 */ 8342 continue; 8343 } 8344 String names[] = p.info.authority.split(";"); 8345 for (int j = 0; j < names.length; j++) { 8346 if (mProvidersByAuthority.get(names[j]) == p) { 8347 mProvidersByAuthority.remove(names[j]); 8348 if (DEBUG_REMOVE) { 8349 if (chatty) 8350 Log.d(TAG, "Unregistered content provider: " + names[j] 8351 + ", className = " + p.info.name + ", isSyncable = " 8352 + p.info.isSyncable); 8353 } 8354 } 8355 } 8356 if (DEBUG_REMOVE && chatty) { 8357 if (r == null) { 8358 r = new StringBuilder(256); 8359 } else { 8360 r.append(' '); 8361 } 8362 r.append(p.info.name); 8363 } 8364 } 8365 if (r != null) { 8366 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8367 } 8368 8369 N = pkg.services.size(); 8370 r = null; 8371 for (i=0; i<N; i++) { 8372 PackageParser.Service s = pkg.services.get(i); 8373 mServices.removeService(s); 8374 if (chatty) { 8375 if (r == null) { 8376 r = new StringBuilder(256); 8377 } else { 8378 r.append(' '); 8379 } 8380 r.append(s.info.name); 8381 } 8382 } 8383 if (r != null) { 8384 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8385 } 8386 8387 N = pkg.receivers.size(); 8388 r = null; 8389 for (i=0; i<N; i++) { 8390 PackageParser.Activity a = pkg.receivers.get(i); 8391 mReceivers.removeActivity(a, "receiver"); 8392 if (DEBUG_REMOVE && chatty) { 8393 if (r == null) { 8394 r = new StringBuilder(256); 8395 } else { 8396 r.append(' '); 8397 } 8398 r.append(a.info.name); 8399 } 8400 } 8401 if (r != null) { 8402 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8403 } 8404 8405 N = pkg.activities.size(); 8406 r = null; 8407 for (i=0; i<N; i++) { 8408 PackageParser.Activity a = pkg.activities.get(i); 8409 mActivities.removeActivity(a, "activity"); 8410 if (DEBUG_REMOVE && chatty) { 8411 if (r == null) { 8412 r = new StringBuilder(256); 8413 } else { 8414 r.append(' '); 8415 } 8416 r.append(a.info.name); 8417 } 8418 } 8419 if (r != null) { 8420 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8421 } 8422 8423 N = pkg.permissions.size(); 8424 r = null; 8425 for (i=0; i<N; i++) { 8426 PackageParser.Permission p = pkg.permissions.get(i); 8427 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8428 if (bp == null) { 8429 bp = mSettings.mPermissionTrees.get(p.info.name); 8430 } 8431 if (bp != null && bp.perm == p) { 8432 bp.perm = null; 8433 if (DEBUG_REMOVE && chatty) { 8434 if (r == null) { 8435 r = new StringBuilder(256); 8436 } else { 8437 r.append(' '); 8438 } 8439 r.append(p.info.name); 8440 } 8441 } 8442 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8443 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8444 if (appOpPkgs != null) { 8445 appOpPkgs.remove(pkg.packageName); 8446 } 8447 } 8448 } 8449 if (r != null) { 8450 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8451 } 8452 8453 N = pkg.requestedPermissions.size(); 8454 r = null; 8455 for (i=0; i<N; i++) { 8456 String perm = pkg.requestedPermissions.get(i); 8457 BasePermission bp = mSettings.mPermissions.get(perm); 8458 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8459 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8460 if (appOpPkgs != null) { 8461 appOpPkgs.remove(pkg.packageName); 8462 if (appOpPkgs.isEmpty()) { 8463 mAppOpPermissionPackages.remove(perm); 8464 } 8465 } 8466 } 8467 } 8468 if (r != null) { 8469 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8470 } 8471 8472 N = pkg.instrumentation.size(); 8473 r = null; 8474 for (i=0; i<N; i++) { 8475 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8476 mInstrumentation.remove(a.getComponentName()); 8477 if (DEBUG_REMOVE && chatty) { 8478 if (r == null) { 8479 r = new StringBuilder(256); 8480 } else { 8481 r.append(' '); 8482 } 8483 r.append(a.info.name); 8484 } 8485 } 8486 if (r != null) { 8487 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8488 } 8489 8490 r = null; 8491 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8492 // Only system apps can hold shared libraries. 8493 if (pkg.libraryNames != null) { 8494 for (i=0; i<pkg.libraryNames.size(); i++) { 8495 String name = pkg.libraryNames.get(i); 8496 SharedLibraryEntry cur = mSharedLibraries.get(name); 8497 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8498 mSharedLibraries.remove(name); 8499 if (DEBUG_REMOVE && chatty) { 8500 if (r == null) { 8501 r = new StringBuilder(256); 8502 } else { 8503 r.append(' '); 8504 } 8505 r.append(name); 8506 } 8507 } 8508 } 8509 } 8510 } 8511 if (r != null) { 8512 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8513 } 8514 } 8515 8516 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8517 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8518 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8519 return true; 8520 } 8521 } 8522 return false; 8523 } 8524 8525 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8526 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8527 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8528 8529 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8530 int flags) { 8531 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8532 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8533 } 8534 8535 private void updatePermissionsLPw(String changingPkg, 8536 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8537 // Make sure there are no dangling permission trees. 8538 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8539 while (it.hasNext()) { 8540 final BasePermission bp = it.next(); 8541 if (bp.packageSetting == null) { 8542 // We may not yet have parsed the package, so just see if 8543 // we still know about its settings. 8544 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8545 } 8546 if (bp.packageSetting == null) { 8547 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8548 + " from package " + bp.sourcePackage); 8549 it.remove(); 8550 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8551 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8552 Slog.i(TAG, "Removing old permission tree: " + bp.name 8553 + " from package " + bp.sourcePackage); 8554 flags |= UPDATE_PERMISSIONS_ALL; 8555 it.remove(); 8556 } 8557 } 8558 } 8559 8560 // Make sure all dynamic permissions have been assigned to a package, 8561 // and make sure there are no dangling permissions. 8562 it = mSettings.mPermissions.values().iterator(); 8563 while (it.hasNext()) { 8564 final BasePermission bp = it.next(); 8565 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8566 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8567 + bp.name + " pkg=" + bp.sourcePackage 8568 + " info=" + bp.pendingInfo); 8569 if (bp.packageSetting == null && bp.pendingInfo != null) { 8570 final BasePermission tree = findPermissionTreeLP(bp.name); 8571 if (tree != null && tree.perm != null) { 8572 bp.packageSetting = tree.packageSetting; 8573 bp.perm = new PackageParser.Permission(tree.perm.owner, 8574 new PermissionInfo(bp.pendingInfo)); 8575 bp.perm.info.packageName = tree.perm.info.packageName; 8576 bp.perm.info.name = bp.name; 8577 bp.uid = tree.uid; 8578 } 8579 } 8580 } 8581 if (bp.packageSetting == null) { 8582 // We may not yet have parsed the package, so just see if 8583 // we still know about its settings. 8584 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8585 } 8586 if (bp.packageSetting == null) { 8587 Slog.w(TAG, "Removing dangling permission: " + bp.name 8588 + " from package " + bp.sourcePackage); 8589 it.remove(); 8590 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8591 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8592 Slog.i(TAG, "Removing old permission: " + bp.name 8593 + " from package " + bp.sourcePackage); 8594 flags |= UPDATE_PERMISSIONS_ALL; 8595 it.remove(); 8596 } 8597 } 8598 } 8599 8600 // Now update the permissions for all packages, in particular 8601 // replace the granted permissions of the system packages. 8602 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8603 for (PackageParser.Package pkg : mPackages.values()) { 8604 if (pkg != pkgInfo) { 8605 // Only replace for packages on requested volume 8606 final String volumeUuid = getVolumeUuidForPackage(pkg); 8607 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8608 && Objects.equals(replaceVolumeUuid, volumeUuid); 8609 grantPermissionsLPw(pkg, replace, changingPkg); 8610 } 8611 } 8612 } 8613 8614 if (pkgInfo != null) { 8615 // Only replace for packages on requested volume 8616 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8617 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8618 && Objects.equals(replaceVolumeUuid, volumeUuid); 8619 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8620 } 8621 } 8622 8623 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8624 String packageOfInterest) { 8625 // IMPORTANT: There are two types of permissions: install and runtime. 8626 // Install time permissions are granted when the app is installed to 8627 // all device users and users added in the future. Runtime permissions 8628 // are granted at runtime explicitly to specific users. Normal and signature 8629 // protected permissions are install time permissions. Dangerous permissions 8630 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8631 // otherwise they are runtime permissions. This function does not manage 8632 // runtime permissions except for the case an app targeting Lollipop MR1 8633 // being upgraded to target a newer SDK, in which case dangerous permissions 8634 // are transformed from install time to runtime ones. 8635 8636 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8637 if (ps == null) { 8638 return; 8639 } 8640 8641 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8642 8643 PermissionsState permissionsState = ps.getPermissionsState(); 8644 PermissionsState origPermissions = permissionsState; 8645 8646 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8647 8648 boolean runtimePermissionsRevoked = false; 8649 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8650 8651 boolean changedInstallPermission = false; 8652 8653 if (replace) { 8654 ps.installPermissionsFixed = false; 8655 if (!ps.isSharedUser()) { 8656 origPermissions = new PermissionsState(permissionsState); 8657 permissionsState.reset(); 8658 } else { 8659 // We need to know only about runtime permission changes since the 8660 // calling code always writes the install permissions state but 8661 // the runtime ones are written only if changed. The only cases of 8662 // changed runtime permissions here are promotion of an install to 8663 // runtime and revocation of a runtime from a shared user. 8664 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8665 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8666 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8667 runtimePermissionsRevoked = true; 8668 } 8669 } 8670 } 8671 8672 permissionsState.setGlobalGids(mGlobalGids); 8673 8674 final int N = pkg.requestedPermissions.size(); 8675 for (int i=0; i<N; i++) { 8676 final String name = pkg.requestedPermissions.get(i); 8677 final BasePermission bp = mSettings.mPermissions.get(name); 8678 8679 if (DEBUG_INSTALL) { 8680 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8681 } 8682 8683 if (bp == null || bp.packageSetting == null) { 8684 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8685 Slog.w(TAG, "Unknown permission " + name 8686 + " in package " + pkg.packageName); 8687 } 8688 continue; 8689 } 8690 8691 final String perm = bp.name; 8692 boolean allowedSig = false; 8693 int grant = GRANT_DENIED; 8694 8695 // Keep track of app op permissions. 8696 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8697 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8698 if (pkgs == null) { 8699 pkgs = new ArraySet<>(); 8700 mAppOpPermissionPackages.put(bp.name, pkgs); 8701 } 8702 pkgs.add(pkg.packageName); 8703 } 8704 8705 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8706 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8707 >= Build.VERSION_CODES.M; 8708 switch (level) { 8709 case PermissionInfo.PROTECTION_NORMAL: { 8710 // For all apps normal permissions are install time ones. 8711 grant = GRANT_INSTALL; 8712 } break; 8713 8714 case PermissionInfo.PROTECTION_DANGEROUS: { 8715 // If a permission review is required for legacy apps we represent 8716 // their permissions as always granted runtime ones since we need 8717 // to keep the review required permission flag per user while an 8718 // install permission's state is shared across all users. 8719 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8720 // For legacy apps dangerous permissions are install time ones. 8721 grant = GRANT_INSTALL; 8722 } else if (origPermissions.hasInstallPermission(bp.name)) { 8723 // For legacy apps that became modern, install becomes runtime. 8724 grant = GRANT_UPGRADE; 8725 } else if (mPromoteSystemApps 8726 && isSystemApp(ps) 8727 && mExistingSystemPackages.contains(ps.name)) { 8728 // For legacy system apps, install becomes runtime. 8729 // We cannot check hasInstallPermission() for system apps since those 8730 // permissions were granted implicitly and not persisted pre-M. 8731 grant = GRANT_UPGRADE; 8732 } else { 8733 // For modern apps keep runtime permissions unchanged. 8734 grant = GRANT_RUNTIME; 8735 } 8736 } break; 8737 8738 case PermissionInfo.PROTECTION_SIGNATURE: { 8739 // For all apps signature permissions are install time ones. 8740 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8741 if (allowedSig) { 8742 grant = GRANT_INSTALL; 8743 } 8744 } break; 8745 } 8746 8747 if (DEBUG_INSTALL) { 8748 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8749 } 8750 8751 if (grant != GRANT_DENIED) { 8752 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8753 // If this is an existing, non-system package, then 8754 // we can't add any new permissions to it. 8755 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8756 // Except... if this is a permission that was added 8757 // to the platform (note: need to only do this when 8758 // updating the platform). 8759 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8760 grant = GRANT_DENIED; 8761 } 8762 } 8763 } 8764 8765 switch (grant) { 8766 case GRANT_INSTALL: { 8767 // Revoke this as runtime permission to handle the case of 8768 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8769 for (int userId : UserManagerService.getInstance().getUserIds()) { 8770 if (origPermissions.getRuntimePermissionState( 8771 bp.name, userId) != null) { 8772 // Revoke the runtime permission and clear the flags. 8773 origPermissions.revokeRuntimePermission(bp, userId); 8774 origPermissions.updatePermissionFlags(bp, userId, 8775 PackageManager.MASK_PERMISSION_FLAGS, 0); 8776 // If we revoked a permission permission, we have to write. 8777 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8778 changedRuntimePermissionUserIds, userId); 8779 } 8780 } 8781 // Grant an install permission. 8782 if (permissionsState.grantInstallPermission(bp) != 8783 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8784 changedInstallPermission = true; 8785 } 8786 } break; 8787 8788 case GRANT_RUNTIME: { 8789 // Grant previously granted runtime permissions. 8790 for (int userId : UserManagerService.getInstance().getUserIds()) { 8791 PermissionState permissionState = origPermissions 8792 .getRuntimePermissionState(bp.name, userId); 8793 int flags = permissionState != null 8794 ? permissionState.getFlags() : 0; 8795 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8796 if (permissionsState.grantRuntimePermission(bp, userId) == 8797 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8798 // If we cannot put the permission as it was, we have to write. 8799 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8800 changedRuntimePermissionUserIds, userId); 8801 } 8802 // If the app supports runtime permissions no need for a review. 8803 if (Build.PERMISSIONS_REVIEW_REQUIRED 8804 && appSupportsRuntimePermissions 8805 && (flags & PackageManager 8806 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8807 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8808 // Since we changed the flags, we have to write. 8809 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8810 changedRuntimePermissionUserIds, userId); 8811 } 8812 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8813 && !appSupportsRuntimePermissions) { 8814 // For legacy apps that need a permission review, every new 8815 // runtime permission is granted but it is pending a review. 8816 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8817 permissionsState.grantRuntimePermission(bp, userId); 8818 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8819 // We changed the permission and flags, hence have to write. 8820 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8821 changedRuntimePermissionUserIds, userId); 8822 } 8823 } 8824 // Propagate the permission flags. 8825 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8826 } 8827 } break; 8828 8829 case GRANT_UPGRADE: { 8830 // Grant runtime permissions for a previously held install permission. 8831 PermissionState permissionState = origPermissions 8832 .getInstallPermissionState(bp.name); 8833 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8834 8835 if (origPermissions.revokeInstallPermission(bp) 8836 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8837 // We will be transferring the permission flags, so clear them. 8838 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8839 PackageManager.MASK_PERMISSION_FLAGS, 0); 8840 changedInstallPermission = true; 8841 } 8842 8843 // If the permission is not to be promoted to runtime we ignore it and 8844 // also its other flags as they are not applicable to install permissions. 8845 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8846 for (int userId : currentUserIds) { 8847 if (permissionsState.grantRuntimePermission(bp, userId) != 8848 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8849 // Transfer the permission flags. 8850 permissionsState.updatePermissionFlags(bp, userId, 8851 flags, flags); 8852 // If we granted the permission, we have to write. 8853 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8854 changedRuntimePermissionUserIds, userId); 8855 } 8856 } 8857 } 8858 } break; 8859 8860 default: { 8861 if (packageOfInterest == null 8862 || packageOfInterest.equals(pkg.packageName)) { 8863 Slog.w(TAG, "Not granting permission " + perm 8864 + " to package " + pkg.packageName 8865 + " because it was previously installed without"); 8866 } 8867 } break; 8868 } 8869 } else { 8870 if (permissionsState.revokeInstallPermission(bp) != 8871 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8872 // Also drop the permission flags. 8873 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8874 PackageManager.MASK_PERMISSION_FLAGS, 0); 8875 changedInstallPermission = true; 8876 Slog.i(TAG, "Un-granting permission " + perm 8877 + " from package " + pkg.packageName 8878 + " (protectionLevel=" + bp.protectionLevel 8879 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8880 + ")"); 8881 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8882 // Don't print warning for app op permissions, since it is fine for them 8883 // not to be granted, there is a UI for the user to decide. 8884 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8885 Slog.w(TAG, "Not granting permission " + perm 8886 + " to package " + pkg.packageName 8887 + " (protectionLevel=" + bp.protectionLevel 8888 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8889 + ")"); 8890 } 8891 } 8892 } 8893 } 8894 8895 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8896 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8897 // This is the first that we have heard about this package, so the 8898 // permissions we have now selected are fixed until explicitly 8899 // changed. 8900 ps.installPermissionsFixed = true; 8901 } 8902 8903 // Persist the runtime permissions state for users with changes. If permissions 8904 // were revoked because no app in the shared user declares them we have to 8905 // write synchronously to avoid losing runtime permissions state. 8906 for (int userId : changedRuntimePermissionUserIds) { 8907 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8908 } 8909 8910 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8911 } 8912 8913 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8914 boolean allowed = false; 8915 final int NP = PackageParser.NEW_PERMISSIONS.length; 8916 for (int ip=0; ip<NP; ip++) { 8917 final PackageParser.NewPermissionInfo npi 8918 = PackageParser.NEW_PERMISSIONS[ip]; 8919 if (npi.name.equals(perm) 8920 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8921 allowed = true; 8922 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8923 + pkg.packageName); 8924 break; 8925 } 8926 } 8927 return allowed; 8928 } 8929 8930 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8931 BasePermission bp, PermissionsState origPermissions) { 8932 boolean allowed; 8933 allowed = (compareSignatures( 8934 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8935 == PackageManager.SIGNATURE_MATCH) 8936 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8937 == PackageManager.SIGNATURE_MATCH); 8938 if (!allowed && (bp.protectionLevel 8939 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8940 if (isSystemApp(pkg)) { 8941 // For updated system applications, a system permission 8942 // is granted only if it had been defined by the original application. 8943 if (pkg.isUpdatedSystemApp()) { 8944 final PackageSetting sysPs = mSettings 8945 .getDisabledSystemPkgLPr(pkg.packageName); 8946 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8947 // If the original was granted this permission, we take 8948 // that grant decision as read and propagate it to the 8949 // update. 8950 if (sysPs.isPrivileged()) { 8951 allowed = true; 8952 } 8953 } else { 8954 // The system apk may have been updated with an older 8955 // version of the one on the data partition, but which 8956 // granted a new system permission that it didn't have 8957 // before. In this case we do want to allow the app to 8958 // now get the new permission if the ancestral apk is 8959 // privileged to get it. 8960 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8961 for (int j=0; 8962 j<sysPs.pkg.requestedPermissions.size(); j++) { 8963 if (perm.equals( 8964 sysPs.pkg.requestedPermissions.get(j))) { 8965 allowed = true; 8966 break; 8967 } 8968 } 8969 } 8970 } 8971 } else { 8972 allowed = isPrivilegedApp(pkg); 8973 } 8974 } 8975 } 8976 if (!allowed) { 8977 if (!allowed && (bp.protectionLevel 8978 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8979 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8980 // If this was a previously normal/dangerous permission that got moved 8981 // to a system permission as part of the runtime permission redesign, then 8982 // we still want to blindly grant it to old apps. 8983 allowed = true; 8984 } 8985 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8986 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8987 // If this permission is to be granted to the system installer and 8988 // this app is an installer, then it gets the permission. 8989 allowed = true; 8990 } 8991 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8992 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8993 // If this permission is to be granted to the system verifier and 8994 // this app is a verifier, then it gets the permission. 8995 allowed = true; 8996 } 8997 if (!allowed && (bp.protectionLevel 8998 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8999 && isSystemApp(pkg)) { 9000 // Any pre-installed system app is allowed to get this permission. 9001 allowed = true; 9002 } 9003 if (!allowed && (bp.protectionLevel 9004 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9005 // For development permissions, a development permission 9006 // is granted only if it was already granted. 9007 allowed = origPermissions.hasInstallPermission(perm); 9008 } 9009 } 9010 return allowed; 9011 } 9012 9013 final class ActivityIntentResolver 9014 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9015 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9016 boolean defaultOnly, int userId) { 9017 if (!sUserManager.exists(userId)) return null; 9018 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9019 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9020 } 9021 9022 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9023 int userId) { 9024 if (!sUserManager.exists(userId)) return null; 9025 mFlags = flags; 9026 return super.queryIntent(intent, resolvedType, 9027 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9028 } 9029 9030 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9031 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9032 if (!sUserManager.exists(userId)) return null; 9033 if (packageActivities == null) { 9034 return null; 9035 } 9036 mFlags = flags; 9037 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9038 final int N = packageActivities.size(); 9039 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9040 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9041 9042 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9043 for (int i = 0; i < N; ++i) { 9044 intentFilters = packageActivities.get(i).intents; 9045 if (intentFilters != null && intentFilters.size() > 0) { 9046 PackageParser.ActivityIntentInfo[] array = 9047 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9048 intentFilters.toArray(array); 9049 listCut.add(array); 9050 } 9051 } 9052 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9053 } 9054 9055 public final void addActivity(PackageParser.Activity a, String type) { 9056 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9057 mActivities.put(a.getComponentName(), a); 9058 if (DEBUG_SHOW_INFO) 9059 Log.v( 9060 TAG, " " + type + " " + 9061 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9062 if (DEBUG_SHOW_INFO) 9063 Log.v(TAG, " Class=" + a.info.name); 9064 final int NI = a.intents.size(); 9065 for (int j=0; j<NI; j++) { 9066 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9067 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9068 intent.setPriority(0); 9069 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9070 + a.className + " with priority > 0, forcing to 0"); 9071 } 9072 if (DEBUG_SHOW_INFO) { 9073 Log.v(TAG, " IntentFilter:"); 9074 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9075 } 9076 if (!intent.debugCheck()) { 9077 Log.w(TAG, "==> For Activity " + a.info.name); 9078 } 9079 addFilter(intent); 9080 } 9081 } 9082 9083 public final void removeActivity(PackageParser.Activity a, String type) { 9084 mActivities.remove(a.getComponentName()); 9085 if (DEBUG_SHOW_INFO) { 9086 Log.v(TAG, " " + type + " " 9087 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9088 : a.info.name) + ":"); 9089 Log.v(TAG, " Class=" + a.info.name); 9090 } 9091 final int NI = a.intents.size(); 9092 for (int j=0; j<NI; j++) { 9093 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9094 if (DEBUG_SHOW_INFO) { 9095 Log.v(TAG, " IntentFilter:"); 9096 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9097 } 9098 removeFilter(intent); 9099 } 9100 } 9101 9102 @Override 9103 protected boolean allowFilterResult( 9104 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9105 ActivityInfo filterAi = filter.activity.info; 9106 for (int i=dest.size()-1; i>=0; i--) { 9107 ActivityInfo destAi = dest.get(i).activityInfo; 9108 if (destAi.name == filterAi.name 9109 && destAi.packageName == filterAi.packageName) { 9110 return false; 9111 } 9112 } 9113 return true; 9114 } 9115 9116 @Override 9117 protected ActivityIntentInfo[] newArray(int size) { 9118 return new ActivityIntentInfo[size]; 9119 } 9120 9121 @Override 9122 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9123 if (!sUserManager.exists(userId)) return true; 9124 PackageParser.Package p = filter.activity.owner; 9125 if (p != null) { 9126 PackageSetting ps = (PackageSetting)p.mExtras; 9127 if (ps != null) { 9128 // System apps are never considered stopped for purposes of 9129 // filtering, because there may be no way for the user to 9130 // actually re-launch them. 9131 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9132 && ps.getStopped(userId); 9133 } 9134 } 9135 return false; 9136 } 9137 9138 @Override 9139 protected boolean isPackageForFilter(String packageName, 9140 PackageParser.ActivityIntentInfo info) { 9141 return packageName.equals(info.activity.owner.packageName); 9142 } 9143 9144 @Override 9145 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9146 int match, int userId) { 9147 if (!sUserManager.exists(userId)) return null; 9148 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9149 return null; 9150 } 9151 final PackageParser.Activity activity = info.activity; 9152 if (mSafeMode && (activity.info.applicationInfo.flags 9153 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9154 return null; 9155 } 9156 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9157 if (ps == null) { 9158 return null; 9159 } 9160 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9161 ps.readUserState(userId), userId); 9162 if (ai == null) { 9163 return null; 9164 } 9165 final ResolveInfo res = new ResolveInfo(); 9166 res.activityInfo = ai; 9167 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9168 res.filter = info; 9169 } 9170 if (info != null) { 9171 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9172 } 9173 res.priority = info.getPriority(); 9174 res.preferredOrder = activity.owner.mPreferredOrder; 9175 //System.out.println("Result: " + res.activityInfo.className + 9176 // " = " + res.priority); 9177 res.match = match; 9178 res.isDefault = info.hasDefault; 9179 res.labelRes = info.labelRes; 9180 res.nonLocalizedLabel = info.nonLocalizedLabel; 9181 if (userNeedsBadging(userId)) { 9182 res.noResourceId = true; 9183 } else { 9184 res.icon = info.icon; 9185 } 9186 res.iconResourceId = info.icon; 9187 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9188 return res; 9189 } 9190 9191 @Override 9192 protected void sortResults(List<ResolveInfo> results) { 9193 Collections.sort(results, mResolvePrioritySorter); 9194 } 9195 9196 @Override 9197 protected void dumpFilter(PrintWriter out, String prefix, 9198 PackageParser.ActivityIntentInfo filter) { 9199 out.print(prefix); out.print( 9200 Integer.toHexString(System.identityHashCode(filter.activity))); 9201 out.print(' '); 9202 filter.activity.printComponentShortName(out); 9203 out.print(" filter "); 9204 out.println(Integer.toHexString(System.identityHashCode(filter))); 9205 } 9206 9207 @Override 9208 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9209 return filter.activity; 9210 } 9211 9212 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9213 PackageParser.Activity activity = (PackageParser.Activity)label; 9214 out.print(prefix); out.print( 9215 Integer.toHexString(System.identityHashCode(activity))); 9216 out.print(' '); 9217 activity.printComponentShortName(out); 9218 if (count > 1) { 9219 out.print(" ("); out.print(count); out.print(" filters)"); 9220 } 9221 out.println(); 9222 } 9223 9224// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9225// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9226// final List<ResolveInfo> retList = Lists.newArrayList(); 9227// while (i.hasNext()) { 9228// final ResolveInfo resolveInfo = i.next(); 9229// if (isEnabledLP(resolveInfo.activityInfo)) { 9230// retList.add(resolveInfo); 9231// } 9232// } 9233// return retList; 9234// } 9235 9236 // Keys are String (activity class name), values are Activity. 9237 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9238 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9239 private int mFlags; 9240 } 9241 9242 private final class ServiceIntentResolver 9243 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9244 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9245 boolean defaultOnly, int userId) { 9246 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9247 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9248 } 9249 9250 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9251 int userId) { 9252 if (!sUserManager.exists(userId)) return null; 9253 mFlags = flags; 9254 return super.queryIntent(intent, resolvedType, 9255 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9256 } 9257 9258 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9259 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9260 if (!sUserManager.exists(userId)) return null; 9261 if (packageServices == null) { 9262 return null; 9263 } 9264 mFlags = flags; 9265 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9266 final int N = packageServices.size(); 9267 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9268 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9269 9270 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9271 for (int i = 0; i < N; ++i) { 9272 intentFilters = packageServices.get(i).intents; 9273 if (intentFilters != null && intentFilters.size() > 0) { 9274 PackageParser.ServiceIntentInfo[] array = 9275 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9276 intentFilters.toArray(array); 9277 listCut.add(array); 9278 } 9279 } 9280 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9281 } 9282 9283 public final void addService(PackageParser.Service s) { 9284 mServices.put(s.getComponentName(), s); 9285 if (DEBUG_SHOW_INFO) { 9286 Log.v(TAG, " " 9287 + (s.info.nonLocalizedLabel != null 9288 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9289 Log.v(TAG, " Class=" + s.info.name); 9290 } 9291 final int NI = s.intents.size(); 9292 int j; 9293 for (j=0; j<NI; j++) { 9294 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9295 if (DEBUG_SHOW_INFO) { 9296 Log.v(TAG, " IntentFilter:"); 9297 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9298 } 9299 if (!intent.debugCheck()) { 9300 Log.w(TAG, "==> For Service " + s.info.name); 9301 } 9302 addFilter(intent); 9303 } 9304 } 9305 9306 public final void removeService(PackageParser.Service s) { 9307 mServices.remove(s.getComponentName()); 9308 if (DEBUG_SHOW_INFO) { 9309 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9310 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9311 Log.v(TAG, " Class=" + s.info.name); 9312 } 9313 final int NI = s.intents.size(); 9314 int j; 9315 for (j=0; j<NI; j++) { 9316 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9317 if (DEBUG_SHOW_INFO) { 9318 Log.v(TAG, " IntentFilter:"); 9319 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9320 } 9321 removeFilter(intent); 9322 } 9323 } 9324 9325 @Override 9326 protected boolean allowFilterResult( 9327 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9328 ServiceInfo filterSi = filter.service.info; 9329 for (int i=dest.size()-1; i>=0; i--) { 9330 ServiceInfo destAi = dest.get(i).serviceInfo; 9331 if (destAi.name == filterSi.name 9332 && destAi.packageName == filterSi.packageName) { 9333 return false; 9334 } 9335 } 9336 return true; 9337 } 9338 9339 @Override 9340 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9341 return new PackageParser.ServiceIntentInfo[size]; 9342 } 9343 9344 @Override 9345 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9346 if (!sUserManager.exists(userId)) return true; 9347 PackageParser.Package p = filter.service.owner; 9348 if (p != null) { 9349 PackageSetting ps = (PackageSetting)p.mExtras; 9350 if (ps != null) { 9351 // System apps are never considered stopped for purposes of 9352 // filtering, because there may be no way for the user to 9353 // actually re-launch them. 9354 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9355 && ps.getStopped(userId); 9356 } 9357 } 9358 return false; 9359 } 9360 9361 @Override 9362 protected boolean isPackageForFilter(String packageName, 9363 PackageParser.ServiceIntentInfo info) { 9364 return packageName.equals(info.service.owner.packageName); 9365 } 9366 9367 @Override 9368 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9369 int match, int userId) { 9370 if (!sUserManager.exists(userId)) return null; 9371 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9372 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9373 return null; 9374 } 9375 final PackageParser.Service service = info.service; 9376 if (mSafeMode && (service.info.applicationInfo.flags 9377 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9378 return null; 9379 } 9380 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9381 if (ps == null) { 9382 return null; 9383 } 9384 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9385 ps.readUserState(userId), userId); 9386 if (si == null) { 9387 return null; 9388 } 9389 final ResolveInfo res = new ResolveInfo(); 9390 res.serviceInfo = si; 9391 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9392 res.filter = filter; 9393 } 9394 res.priority = info.getPriority(); 9395 res.preferredOrder = service.owner.mPreferredOrder; 9396 res.match = match; 9397 res.isDefault = info.hasDefault; 9398 res.labelRes = info.labelRes; 9399 res.nonLocalizedLabel = info.nonLocalizedLabel; 9400 res.icon = info.icon; 9401 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9402 return res; 9403 } 9404 9405 @Override 9406 protected void sortResults(List<ResolveInfo> results) { 9407 Collections.sort(results, mResolvePrioritySorter); 9408 } 9409 9410 @Override 9411 protected void dumpFilter(PrintWriter out, String prefix, 9412 PackageParser.ServiceIntentInfo filter) { 9413 out.print(prefix); out.print( 9414 Integer.toHexString(System.identityHashCode(filter.service))); 9415 out.print(' '); 9416 filter.service.printComponentShortName(out); 9417 out.print(" filter "); 9418 out.println(Integer.toHexString(System.identityHashCode(filter))); 9419 } 9420 9421 @Override 9422 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9423 return filter.service; 9424 } 9425 9426 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9427 PackageParser.Service service = (PackageParser.Service)label; 9428 out.print(prefix); out.print( 9429 Integer.toHexString(System.identityHashCode(service))); 9430 out.print(' '); 9431 service.printComponentShortName(out); 9432 if (count > 1) { 9433 out.print(" ("); out.print(count); out.print(" filters)"); 9434 } 9435 out.println(); 9436 } 9437 9438// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9439// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9440// final List<ResolveInfo> retList = Lists.newArrayList(); 9441// while (i.hasNext()) { 9442// final ResolveInfo resolveInfo = (ResolveInfo) i; 9443// if (isEnabledLP(resolveInfo.serviceInfo)) { 9444// retList.add(resolveInfo); 9445// } 9446// } 9447// return retList; 9448// } 9449 9450 // Keys are String (activity class name), values are Activity. 9451 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9452 = new ArrayMap<ComponentName, PackageParser.Service>(); 9453 private int mFlags; 9454 }; 9455 9456 private final class ProviderIntentResolver 9457 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9458 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9459 boolean defaultOnly, int userId) { 9460 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9461 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9462 } 9463 9464 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9465 int userId) { 9466 if (!sUserManager.exists(userId)) 9467 return null; 9468 mFlags = flags; 9469 return super.queryIntent(intent, resolvedType, 9470 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9471 } 9472 9473 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9474 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9475 if (!sUserManager.exists(userId)) 9476 return null; 9477 if (packageProviders == null) { 9478 return null; 9479 } 9480 mFlags = flags; 9481 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9482 final int N = packageProviders.size(); 9483 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9484 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9485 9486 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9487 for (int i = 0; i < N; ++i) { 9488 intentFilters = packageProviders.get(i).intents; 9489 if (intentFilters != null && intentFilters.size() > 0) { 9490 PackageParser.ProviderIntentInfo[] array = 9491 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9492 intentFilters.toArray(array); 9493 listCut.add(array); 9494 } 9495 } 9496 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9497 } 9498 9499 public final void addProvider(PackageParser.Provider p) { 9500 if (mProviders.containsKey(p.getComponentName())) { 9501 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9502 return; 9503 } 9504 9505 mProviders.put(p.getComponentName(), p); 9506 if (DEBUG_SHOW_INFO) { 9507 Log.v(TAG, " " 9508 + (p.info.nonLocalizedLabel != null 9509 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9510 Log.v(TAG, " Class=" + p.info.name); 9511 } 9512 final int NI = p.intents.size(); 9513 int j; 9514 for (j = 0; j < NI; j++) { 9515 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9516 if (DEBUG_SHOW_INFO) { 9517 Log.v(TAG, " IntentFilter:"); 9518 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9519 } 9520 if (!intent.debugCheck()) { 9521 Log.w(TAG, "==> For Provider " + p.info.name); 9522 } 9523 addFilter(intent); 9524 } 9525 } 9526 9527 public final void removeProvider(PackageParser.Provider p) { 9528 mProviders.remove(p.getComponentName()); 9529 if (DEBUG_SHOW_INFO) { 9530 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9531 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9532 Log.v(TAG, " Class=" + p.info.name); 9533 } 9534 final int NI = p.intents.size(); 9535 int j; 9536 for (j = 0; j < NI; j++) { 9537 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9538 if (DEBUG_SHOW_INFO) { 9539 Log.v(TAG, " IntentFilter:"); 9540 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9541 } 9542 removeFilter(intent); 9543 } 9544 } 9545 9546 @Override 9547 protected boolean allowFilterResult( 9548 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9549 ProviderInfo filterPi = filter.provider.info; 9550 for (int i = dest.size() - 1; i >= 0; i--) { 9551 ProviderInfo destPi = dest.get(i).providerInfo; 9552 if (destPi.name == filterPi.name 9553 && destPi.packageName == filterPi.packageName) { 9554 return false; 9555 } 9556 } 9557 return true; 9558 } 9559 9560 @Override 9561 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9562 return new PackageParser.ProviderIntentInfo[size]; 9563 } 9564 9565 @Override 9566 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9567 if (!sUserManager.exists(userId)) 9568 return true; 9569 PackageParser.Package p = filter.provider.owner; 9570 if (p != null) { 9571 PackageSetting ps = (PackageSetting) p.mExtras; 9572 if (ps != null) { 9573 // System apps are never considered stopped for purposes of 9574 // filtering, because there may be no way for the user to 9575 // actually re-launch them. 9576 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9577 && ps.getStopped(userId); 9578 } 9579 } 9580 return false; 9581 } 9582 9583 @Override 9584 protected boolean isPackageForFilter(String packageName, 9585 PackageParser.ProviderIntentInfo info) { 9586 return packageName.equals(info.provider.owner.packageName); 9587 } 9588 9589 @Override 9590 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9591 int match, int userId) { 9592 if (!sUserManager.exists(userId)) 9593 return null; 9594 final PackageParser.ProviderIntentInfo info = filter; 9595 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9596 return null; 9597 } 9598 final PackageParser.Provider provider = info.provider; 9599 if (mSafeMode && (provider.info.applicationInfo.flags 9600 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9601 return null; 9602 } 9603 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9604 if (ps == null) { 9605 return null; 9606 } 9607 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9608 ps.readUserState(userId), userId); 9609 if (pi == null) { 9610 return null; 9611 } 9612 final ResolveInfo res = new ResolveInfo(); 9613 res.providerInfo = pi; 9614 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9615 res.filter = filter; 9616 } 9617 res.priority = info.getPriority(); 9618 res.preferredOrder = provider.owner.mPreferredOrder; 9619 res.match = match; 9620 res.isDefault = info.hasDefault; 9621 res.labelRes = info.labelRes; 9622 res.nonLocalizedLabel = info.nonLocalizedLabel; 9623 res.icon = info.icon; 9624 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9625 return res; 9626 } 9627 9628 @Override 9629 protected void sortResults(List<ResolveInfo> results) { 9630 Collections.sort(results, mResolvePrioritySorter); 9631 } 9632 9633 @Override 9634 protected void dumpFilter(PrintWriter out, String prefix, 9635 PackageParser.ProviderIntentInfo filter) { 9636 out.print(prefix); 9637 out.print( 9638 Integer.toHexString(System.identityHashCode(filter.provider))); 9639 out.print(' '); 9640 filter.provider.printComponentShortName(out); 9641 out.print(" filter "); 9642 out.println(Integer.toHexString(System.identityHashCode(filter))); 9643 } 9644 9645 @Override 9646 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9647 return filter.provider; 9648 } 9649 9650 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9651 PackageParser.Provider provider = (PackageParser.Provider)label; 9652 out.print(prefix); out.print( 9653 Integer.toHexString(System.identityHashCode(provider))); 9654 out.print(' '); 9655 provider.printComponentShortName(out); 9656 if (count > 1) { 9657 out.print(" ("); out.print(count); out.print(" filters)"); 9658 } 9659 out.println(); 9660 } 9661 9662 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9663 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9664 private int mFlags; 9665 } 9666 9667 private static final class EphemeralIntentResolver 9668 extends IntentResolver<IntentFilter, ResolveInfo> { 9669 @Override 9670 protected IntentFilter[] newArray(int size) { 9671 return new IntentFilter[size]; 9672 } 9673 9674 @Override 9675 protected boolean isPackageForFilter(String packageName, IntentFilter info) { 9676 return true; 9677 } 9678 9679 @Override 9680 protected ResolveInfo newResult(IntentFilter info, int match, int userId) { 9681 if (!sUserManager.exists(userId)) return null; 9682 final ResolveInfo res = new ResolveInfo(); 9683 res.filter = info; 9684 return res; 9685 } 9686 } 9687 9688 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9689 new Comparator<ResolveInfo>() { 9690 public int compare(ResolveInfo r1, ResolveInfo r2) { 9691 int v1 = r1.priority; 9692 int v2 = r2.priority; 9693 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9694 if (v1 != v2) { 9695 return (v1 > v2) ? -1 : 1; 9696 } 9697 v1 = r1.preferredOrder; 9698 v2 = r2.preferredOrder; 9699 if (v1 != v2) { 9700 return (v1 > v2) ? -1 : 1; 9701 } 9702 if (r1.isDefault != r2.isDefault) { 9703 return r1.isDefault ? -1 : 1; 9704 } 9705 v1 = r1.match; 9706 v2 = r2.match; 9707 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9708 if (v1 != v2) { 9709 return (v1 > v2) ? -1 : 1; 9710 } 9711 if (r1.system != r2.system) { 9712 return r1.system ? -1 : 1; 9713 } 9714 return 0; 9715 } 9716 }; 9717 9718 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9719 new Comparator<ProviderInfo>() { 9720 public int compare(ProviderInfo p1, ProviderInfo p2) { 9721 final int v1 = p1.initOrder; 9722 final int v2 = p2.initOrder; 9723 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9724 } 9725 }; 9726 9727 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9728 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9729 final int[] userIds) { 9730 mHandler.post(new Runnable() { 9731 @Override 9732 public void run() { 9733 try { 9734 final IActivityManager am = ActivityManagerNative.getDefault(); 9735 if (am == null) return; 9736 final int[] resolvedUserIds; 9737 if (userIds == null) { 9738 resolvedUserIds = am.getRunningUserIds(); 9739 } else { 9740 resolvedUserIds = userIds; 9741 } 9742 for (int id : resolvedUserIds) { 9743 final Intent intent = new Intent(action, 9744 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9745 if (extras != null) { 9746 intent.putExtras(extras); 9747 } 9748 if (targetPkg != null) { 9749 intent.setPackage(targetPkg); 9750 } 9751 // Modify the UID when posting to other users 9752 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9753 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9754 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9755 intent.putExtra(Intent.EXTRA_UID, uid); 9756 } 9757 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9758 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9759 if (DEBUG_BROADCASTS) { 9760 RuntimeException here = new RuntimeException("here"); 9761 here.fillInStackTrace(); 9762 Slog.d(TAG, "Sending to user " + id + ": " 9763 + intent.toShortString(false, true, false, false) 9764 + " " + intent.getExtras(), here); 9765 } 9766 am.broadcastIntent(null, intent, null, finishedReceiver, 9767 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9768 null, finishedReceiver != null, false, id); 9769 } 9770 } catch (RemoteException ex) { 9771 } 9772 } 9773 }); 9774 } 9775 9776 /** 9777 * Check if the external storage media is available. This is true if there 9778 * is a mounted external storage medium or if the external storage is 9779 * emulated. 9780 */ 9781 private boolean isExternalMediaAvailable() { 9782 return mMediaMounted || Environment.isExternalStorageEmulated(); 9783 } 9784 9785 @Override 9786 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9787 // writer 9788 synchronized (mPackages) { 9789 if (!isExternalMediaAvailable()) { 9790 // If the external storage is no longer mounted at this point, 9791 // the caller may not have been able to delete all of this 9792 // packages files and can not delete any more. Bail. 9793 return null; 9794 } 9795 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9796 if (lastPackage != null) { 9797 pkgs.remove(lastPackage); 9798 } 9799 if (pkgs.size() > 0) { 9800 return pkgs.get(0); 9801 } 9802 } 9803 return null; 9804 } 9805 9806 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9807 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9808 userId, andCode ? 1 : 0, packageName); 9809 if (mSystemReady) { 9810 msg.sendToTarget(); 9811 } else { 9812 if (mPostSystemReadyMessages == null) { 9813 mPostSystemReadyMessages = new ArrayList<>(); 9814 } 9815 mPostSystemReadyMessages.add(msg); 9816 } 9817 } 9818 9819 void startCleaningPackages() { 9820 // reader 9821 synchronized (mPackages) { 9822 if (!isExternalMediaAvailable()) { 9823 return; 9824 } 9825 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9826 return; 9827 } 9828 } 9829 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9830 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9831 IActivityManager am = ActivityManagerNative.getDefault(); 9832 if (am != null) { 9833 try { 9834 am.startService(null, intent, null, mContext.getOpPackageName(), 9835 UserHandle.USER_SYSTEM); 9836 } catch (RemoteException e) { 9837 } 9838 } 9839 } 9840 9841 @Override 9842 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9843 int installFlags, String installerPackageName, VerificationParams verificationParams, 9844 String packageAbiOverride) { 9845 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9846 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9847 } 9848 9849 @Override 9850 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9851 int installFlags, String installerPackageName, VerificationParams verificationParams, 9852 String packageAbiOverride, int userId) { 9853 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9854 9855 final int callingUid = Binder.getCallingUid(); 9856 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9857 9858 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9859 try { 9860 if (observer != null) { 9861 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9862 } 9863 } catch (RemoteException re) { 9864 } 9865 return; 9866 } 9867 9868 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9869 installFlags |= PackageManager.INSTALL_FROM_ADB; 9870 9871 } else { 9872 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9873 // about installerPackageName. 9874 9875 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9876 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9877 } 9878 9879 UserHandle user; 9880 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9881 user = UserHandle.ALL; 9882 } else { 9883 user = new UserHandle(userId); 9884 } 9885 9886 // Only system components can circumvent runtime permissions when installing. 9887 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9888 && mContext.checkCallingOrSelfPermission(Manifest.permission 9889 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9890 throw new SecurityException("You need the " 9891 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9892 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9893 } 9894 9895 verificationParams.setInstallerUid(callingUid); 9896 9897 final File originFile = new File(originPath); 9898 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9899 9900 final Message msg = mHandler.obtainMessage(INIT_COPY); 9901 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9902 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9903 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9904 msg.obj = params; 9905 9906 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9907 System.identityHashCode(msg.obj)); 9908 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9909 System.identityHashCode(msg.obj)); 9910 9911 mHandler.sendMessage(msg); 9912 } 9913 9914 void installStage(String packageName, File stagedDir, String stagedCid, 9915 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9916 String installerPackageName, int installerUid, UserHandle user) { 9917 if (DEBUG_EPHEMERAL) { 9918 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 9919 Slog.d(TAG, "Ephemeral install of " + packageName); 9920 } 9921 } 9922 final VerificationParams verifParams = new VerificationParams( 9923 null, sessionParams.originatingUri, sessionParams.referrerUri, 9924 sessionParams.originatingUid, null); 9925 verifParams.setInstallerUid(installerUid); 9926 9927 final OriginInfo origin; 9928 if (stagedDir != null) { 9929 origin = OriginInfo.fromStagedFile(stagedDir); 9930 } else { 9931 origin = OriginInfo.fromStagedContainer(stagedCid); 9932 } 9933 9934 final Message msg = mHandler.obtainMessage(INIT_COPY); 9935 final InstallParams params = new InstallParams(origin, null, observer, 9936 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9937 verifParams, user, sessionParams.abiOverride, 9938 sessionParams.grantedRuntimePermissions); 9939 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9940 msg.obj = params; 9941 9942 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9943 System.identityHashCode(msg.obj)); 9944 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9945 System.identityHashCode(msg.obj)); 9946 9947 mHandler.sendMessage(msg); 9948 } 9949 9950 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9951 Bundle extras = new Bundle(1); 9952 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9953 9954 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9955 packageName, extras, 0, null, null, new int[] {userId}); 9956 try { 9957 IActivityManager am = ActivityManagerNative.getDefault(); 9958 final boolean isSystem = 9959 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9960 if (isSystem && am.isUserRunning(userId, 0)) { 9961 // The just-installed/enabled app is bundled on the system, so presumed 9962 // to be able to run automatically without needing an explicit launch. 9963 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9964 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9965 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9966 .setPackage(packageName); 9967 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9968 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9969 } 9970 } catch (RemoteException e) { 9971 // shouldn't happen 9972 Slog.w(TAG, "Unable to bootstrap installed package", e); 9973 } 9974 } 9975 9976 @Override 9977 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9978 int userId) { 9979 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9980 PackageSetting pkgSetting; 9981 final int uid = Binder.getCallingUid(); 9982 enforceCrossUserPermission(uid, userId, true, true, 9983 "setApplicationHiddenSetting for user " + userId); 9984 9985 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9986 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9987 return false; 9988 } 9989 9990 long callingId = Binder.clearCallingIdentity(); 9991 try { 9992 boolean sendAdded = false; 9993 boolean sendRemoved = false; 9994 // writer 9995 synchronized (mPackages) { 9996 pkgSetting = mSettings.mPackages.get(packageName); 9997 if (pkgSetting == null) { 9998 return false; 9999 } 10000 if (pkgSetting.getHidden(userId) != hidden) { 10001 pkgSetting.setHidden(hidden, userId); 10002 mSettings.writePackageRestrictionsLPr(userId); 10003 if (hidden) { 10004 sendRemoved = true; 10005 } else { 10006 sendAdded = true; 10007 } 10008 } 10009 } 10010 if (sendAdded) { 10011 sendPackageAddedForUser(packageName, pkgSetting, userId); 10012 return true; 10013 } 10014 if (sendRemoved) { 10015 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10016 "hiding pkg"); 10017 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10018 return true; 10019 } 10020 } finally { 10021 Binder.restoreCallingIdentity(callingId); 10022 } 10023 return false; 10024 } 10025 10026 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10027 int userId) { 10028 final PackageRemovedInfo info = new PackageRemovedInfo(); 10029 info.removedPackage = packageName; 10030 info.removedUsers = new int[] {userId}; 10031 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10032 info.sendBroadcast(false, false, false); 10033 } 10034 10035 /** 10036 * Returns true if application is not found or there was an error. Otherwise it returns 10037 * the hidden state of the package for the given user. 10038 */ 10039 @Override 10040 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10041 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10042 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10043 false, "getApplicationHidden for user " + userId); 10044 PackageSetting pkgSetting; 10045 long callingId = Binder.clearCallingIdentity(); 10046 try { 10047 // writer 10048 synchronized (mPackages) { 10049 pkgSetting = mSettings.mPackages.get(packageName); 10050 if (pkgSetting == null) { 10051 return true; 10052 } 10053 return pkgSetting.getHidden(userId); 10054 } 10055 } finally { 10056 Binder.restoreCallingIdentity(callingId); 10057 } 10058 } 10059 10060 /** 10061 * @hide 10062 */ 10063 @Override 10064 public int installExistingPackageAsUser(String packageName, int userId) { 10065 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10066 null); 10067 PackageSetting pkgSetting; 10068 final int uid = Binder.getCallingUid(); 10069 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10070 + userId); 10071 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10072 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10073 } 10074 10075 long callingId = Binder.clearCallingIdentity(); 10076 try { 10077 boolean sendAdded = false; 10078 10079 // writer 10080 synchronized (mPackages) { 10081 pkgSetting = mSettings.mPackages.get(packageName); 10082 if (pkgSetting == null) { 10083 return PackageManager.INSTALL_FAILED_INVALID_URI; 10084 } 10085 if (!pkgSetting.getInstalled(userId)) { 10086 pkgSetting.setInstalled(true, userId); 10087 pkgSetting.setHidden(false, userId); 10088 mSettings.writePackageRestrictionsLPr(userId); 10089 sendAdded = true; 10090 } 10091 } 10092 10093 if (sendAdded) { 10094 sendPackageAddedForUser(packageName, pkgSetting, userId); 10095 } 10096 } finally { 10097 Binder.restoreCallingIdentity(callingId); 10098 } 10099 10100 return PackageManager.INSTALL_SUCCEEDED; 10101 } 10102 10103 boolean isUserRestricted(int userId, String restrictionKey) { 10104 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10105 if (restrictions.getBoolean(restrictionKey, false)) { 10106 Log.w(TAG, "User is restricted: " + restrictionKey); 10107 return true; 10108 } 10109 return false; 10110 } 10111 10112 @Override 10113 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10114 mContext.enforceCallingOrSelfPermission( 10115 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10116 "Only package verification agents can verify applications"); 10117 10118 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10119 final PackageVerificationResponse response = new PackageVerificationResponse( 10120 verificationCode, Binder.getCallingUid()); 10121 msg.arg1 = id; 10122 msg.obj = response; 10123 mHandler.sendMessage(msg); 10124 } 10125 10126 @Override 10127 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10128 long millisecondsToDelay) { 10129 mContext.enforceCallingOrSelfPermission( 10130 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10131 "Only package verification agents can extend verification timeouts"); 10132 10133 final PackageVerificationState state = mPendingVerification.get(id); 10134 final PackageVerificationResponse response = new PackageVerificationResponse( 10135 verificationCodeAtTimeout, Binder.getCallingUid()); 10136 10137 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10138 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10139 } 10140 if (millisecondsToDelay < 0) { 10141 millisecondsToDelay = 0; 10142 } 10143 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10144 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10145 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10146 } 10147 10148 if ((state != null) && !state.timeoutExtended()) { 10149 state.extendTimeout(); 10150 10151 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10152 msg.arg1 = id; 10153 msg.obj = response; 10154 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10155 } 10156 } 10157 10158 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10159 int verificationCode, UserHandle user) { 10160 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10161 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10162 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10163 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10164 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10165 10166 mContext.sendBroadcastAsUser(intent, user, 10167 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10168 } 10169 10170 private ComponentName matchComponentForVerifier(String packageName, 10171 List<ResolveInfo> receivers) { 10172 ActivityInfo targetReceiver = null; 10173 10174 final int NR = receivers.size(); 10175 for (int i = 0; i < NR; i++) { 10176 final ResolveInfo info = receivers.get(i); 10177 if (info.activityInfo == null) { 10178 continue; 10179 } 10180 10181 if (packageName.equals(info.activityInfo.packageName)) { 10182 targetReceiver = info.activityInfo; 10183 break; 10184 } 10185 } 10186 10187 if (targetReceiver == null) { 10188 return null; 10189 } 10190 10191 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10192 } 10193 10194 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10195 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10196 if (pkgInfo.verifiers.length == 0) { 10197 return null; 10198 } 10199 10200 final int N = pkgInfo.verifiers.length; 10201 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10202 for (int i = 0; i < N; i++) { 10203 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10204 10205 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10206 receivers); 10207 if (comp == null) { 10208 continue; 10209 } 10210 10211 final int verifierUid = getUidForVerifier(verifierInfo); 10212 if (verifierUid == -1) { 10213 continue; 10214 } 10215 10216 if (DEBUG_VERIFY) { 10217 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10218 + " with the correct signature"); 10219 } 10220 sufficientVerifiers.add(comp); 10221 verificationState.addSufficientVerifier(verifierUid); 10222 } 10223 10224 return sufficientVerifiers; 10225 } 10226 10227 private int getUidForVerifier(VerifierInfo verifierInfo) { 10228 synchronized (mPackages) { 10229 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10230 if (pkg == null) { 10231 return -1; 10232 } else if (pkg.mSignatures.length != 1) { 10233 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10234 + " has more than one signature; ignoring"); 10235 return -1; 10236 } 10237 10238 /* 10239 * If the public key of the package's signature does not match 10240 * our expected public key, then this is a different package and 10241 * we should skip. 10242 */ 10243 10244 final byte[] expectedPublicKey; 10245 try { 10246 final Signature verifierSig = pkg.mSignatures[0]; 10247 final PublicKey publicKey = verifierSig.getPublicKey(); 10248 expectedPublicKey = publicKey.getEncoded(); 10249 } catch (CertificateException e) { 10250 return -1; 10251 } 10252 10253 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10254 10255 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10256 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10257 + " does not have the expected public key; ignoring"); 10258 return -1; 10259 } 10260 10261 return pkg.applicationInfo.uid; 10262 } 10263 } 10264 10265 @Override 10266 public void finishPackageInstall(int token) { 10267 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10268 10269 if (DEBUG_INSTALL) { 10270 Slog.v(TAG, "BM finishing package install for " + token); 10271 } 10272 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10273 10274 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10275 mHandler.sendMessage(msg); 10276 } 10277 10278 /** 10279 * Get the verification agent timeout. 10280 * 10281 * @return verification timeout in milliseconds 10282 */ 10283 private long getVerificationTimeout() { 10284 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10285 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10286 DEFAULT_VERIFICATION_TIMEOUT); 10287 } 10288 10289 /** 10290 * Get the default verification agent response code. 10291 * 10292 * @return default verification response code 10293 */ 10294 private int getDefaultVerificationResponse() { 10295 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10296 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10297 DEFAULT_VERIFICATION_RESPONSE); 10298 } 10299 10300 /** 10301 * Check whether or not package verification has been enabled. 10302 * 10303 * @return true if verification should be performed 10304 */ 10305 private boolean isVerificationEnabled(int userId, int installFlags) { 10306 if (!DEFAULT_VERIFY_ENABLE) { 10307 return false; 10308 } 10309 // TODO: fix b/25118622; don't bypass verification 10310 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10311 return false; 10312 } 10313 // Ephemeral apps don't get the full verification treatment 10314 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10315 if (DEBUG_EPHEMERAL) { 10316 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10317 } 10318 return false; 10319 } 10320 10321 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10322 10323 // Check if installing from ADB 10324 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10325 // Do not run verification in a test harness environment 10326 if (ActivityManager.isRunningInTestHarness()) { 10327 return false; 10328 } 10329 if (ensureVerifyAppsEnabled) { 10330 return true; 10331 } 10332 // Check if the developer does not want package verification for ADB installs 10333 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10334 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10335 return false; 10336 } 10337 } 10338 10339 if (ensureVerifyAppsEnabled) { 10340 return true; 10341 } 10342 10343 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10344 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10345 } 10346 10347 @Override 10348 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10349 throws RemoteException { 10350 mContext.enforceCallingOrSelfPermission( 10351 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10352 "Only intentfilter verification agents can verify applications"); 10353 10354 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10355 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10356 Binder.getCallingUid(), verificationCode, failedDomains); 10357 msg.arg1 = id; 10358 msg.obj = response; 10359 mHandler.sendMessage(msg); 10360 } 10361 10362 @Override 10363 public int getIntentVerificationStatus(String packageName, int userId) { 10364 synchronized (mPackages) { 10365 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10366 } 10367 } 10368 10369 @Override 10370 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10371 mContext.enforceCallingOrSelfPermission( 10372 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10373 10374 boolean result = false; 10375 synchronized (mPackages) { 10376 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10377 } 10378 if (result) { 10379 scheduleWritePackageRestrictionsLocked(userId); 10380 } 10381 return result; 10382 } 10383 10384 @Override 10385 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10386 synchronized (mPackages) { 10387 return mSettings.getIntentFilterVerificationsLPr(packageName); 10388 } 10389 } 10390 10391 @Override 10392 public List<IntentFilter> getAllIntentFilters(String packageName) { 10393 if (TextUtils.isEmpty(packageName)) { 10394 return Collections.<IntentFilter>emptyList(); 10395 } 10396 synchronized (mPackages) { 10397 PackageParser.Package pkg = mPackages.get(packageName); 10398 if (pkg == null || pkg.activities == null) { 10399 return Collections.<IntentFilter>emptyList(); 10400 } 10401 final int count = pkg.activities.size(); 10402 ArrayList<IntentFilter> result = new ArrayList<>(); 10403 for (int n=0; n<count; n++) { 10404 PackageParser.Activity activity = pkg.activities.get(n); 10405 if (activity.intents != null || activity.intents.size() > 0) { 10406 result.addAll(activity.intents); 10407 } 10408 } 10409 return result; 10410 } 10411 } 10412 10413 @Override 10414 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10415 mContext.enforceCallingOrSelfPermission( 10416 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10417 10418 synchronized (mPackages) { 10419 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10420 if (packageName != null) { 10421 result |= updateIntentVerificationStatus(packageName, 10422 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10423 userId); 10424 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10425 packageName, userId); 10426 } 10427 return result; 10428 } 10429 } 10430 10431 @Override 10432 public String getDefaultBrowserPackageName(int userId) { 10433 synchronized (mPackages) { 10434 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10435 } 10436 } 10437 10438 /** 10439 * Get the "allow unknown sources" setting. 10440 * 10441 * @return the current "allow unknown sources" setting 10442 */ 10443 private int getUnknownSourcesSettings() { 10444 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10445 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10446 -1); 10447 } 10448 10449 @Override 10450 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10451 final int uid = Binder.getCallingUid(); 10452 // writer 10453 synchronized (mPackages) { 10454 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10455 if (targetPackageSetting == null) { 10456 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10457 } 10458 10459 PackageSetting installerPackageSetting; 10460 if (installerPackageName != null) { 10461 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10462 if (installerPackageSetting == null) { 10463 throw new IllegalArgumentException("Unknown installer package: " 10464 + installerPackageName); 10465 } 10466 } else { 10467 installerPackageSetting = null; 10468 } 10469 10470 Signature[] callerSignature; 10471 Object obj = mSettings.getUserIdLPr(uid); 10472 if (obj != null) { 10473 if (obj instanceof SharedUserSetting) { 10474 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10475 } else if (obj instanceof PackageSetting) { 10476 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10477 } else { 10478 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10479 } 10480 } else { 10481 throw new SecurityException("Unknown calling uid " + uid); 10482 } 10483 10484 // Verify: can't set installerPackageName to a package that is 10485 // not signed with the same cert as the caller. 10486 if (installerPackageSetting != null) { 10487 if (compareSignatures(callerSignature, 10488 installerPackageSetting.signatures.mSignatures) 10489 != PackageManager.SIGNATURE_MATCH) { 10490 throw new SecurityException( 10491 "Caller does not have same cert as new installer package " 10492 + installerPackageName); 10493 } 10494 } 10495 10496 // Verify: if target already has an installer package, it must 10497 // be signed with the same cert as the caller. 10498 if (targetPackageSetting.installerPackageName != null) { 10499 PackageSetting setting = mSettings.mPackages.get( 10500 targetPackageSetting.installerPackageName); 10501 // If the currently set package isn't valid, then it's always 10502 // okay to change it. 10503 if (setting != null) { 10504 if (compareSignatures(callerSignature, 10505 setting.signatures.mSignatures) 10506 != PackageManager.SIGNATURE_MATCH) { 10507 throw new SecurityException( 10508 "Caller does not have same cert as old installer package " 10509 + targetPackageSetting.installerPackageName); 10510 } 10511 } 10512 } 10513 10514 // Okay! 10515 targetPackageSetting.installerPackageName = installerPackageName; 10516 scheduleWriteSettingsLocked(); 10517 } 10518 } 10519 10520 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10521 // Queue up an async operation since the package installation may take a little while. 10522 mHandler.post(new Runnable() { 10523 public void run() { 10524 mHandler.removeCallbacks(this); 10525 // Result object to be returned 10526 PackageInstalledInfo res = new PackageInstalledInfo(); 10527 res.returnCode = currentStatus; 10528 res.uid = -1; 10529 res.pkg = null; 10530 res.removedInfo = new PackageRemovedInfo(); 10531 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10532 args.doPreInstall(res.returnCode); 10533 synchronized (mInstallLock) { 10534 installPackageTracedLI(args, res); 10535 } 10536 args.doPostInstall(res.returnCode, res.uid); 10537 } 10538 10539 // A restore should be performed at this point if (a) the install 10540 // succeeded, (b) the operation is not an update, and (c) the new 10541 // package has not opted out of backup participation. 10542 final boolean update = res.removedInfo.removedPackage != null; 10543 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10544 boolean doRestore = !update 10545 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10546 10547 // Set up the post-install work request bookkeeping. This will be used 10548 // and cleaned up by the post-install event handling regardless of whether 10549 // there's a restore pass performed. Token values are >= 1. 10550 int token; 10551 if (mNextInstallToken < 0) mNextInstallToken = 1; 10552 token = mNextInstallToken++; 10553 10554 PostInstallData data = new PostInstallData(args, res); 10555 mRunningInstalls.put(token, data); 10556 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10557 10558 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10559 // Pass responsibility to the Backup Manager. It will perform a 10560 // restore if appropriate, then pass responsibility back to the 10561 // Package Manager to run the post-install observer callbacks 10562 // and broadcasts. 10563 IBackupManager bm = IBackupManager.Stub.asInterface( 10564 ServiceManager.getService(Context.BACKUP_SERVICE)); 10565 if (bm != null) { 10566 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10567 + " to BM for possible restore"); 10568 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10569 try { 10570 // TODO: http://b/22388012 10571 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10572 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10573 } else { 10574 doRestore = false; 10575 } 10576 } catch (RemoteException e) { 10577 // can't happen; the backup manager is local 10578 } catch (Exception e) { 10579 Slog.e(TAG, "Exception trying to enqueue restore", e); 10580 doRestore = false; 10581 } 10582 } else { 10583 Slog.e(TAG, "Backup Manager not found!"); 10584 doRestore = false; 10585 } 10586 } 10587 10588 if (!doRestore) { 10589 // No restore possible, or the Backup Manager was mysteriously not 10590 // available -- just fire the post-install work request directly. 10591 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10592 10593 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10594 10595 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10596 mHandler.sendMessage(msg); 10597 } 10598 } 10599 }); 10600 } 10601 10602 private abstract class HandlerParams { 10603 private static final int MAX_RETRIES = 4; 10604 10605 /** 10606 * Number of times startCopy() has been attempted and had a non-fatal 10607 * error. 10608 */ 10609 private int mRetries = 0; 10610 10611 /** User handle for the user requesting the information or installation. */ 10612 private final UserHandle mUser; 10613 String traceMethod; 10614 int traceCookie; 10615 10616 HandlerParams(UserHandle user) { 10617 mUser = user; 10618 } 10619 10620 UserHandle getUser() { 10621 return mUser; 10622 } 10623 10624 HandlerParams setTraceMethod(String traceMethod) { 10625 this.traceMethod = traceMethod; 10626 return this; 10627 } 10628 10629 HandlerParams setTraceCookie(int traceCookie) { 10630 this.traceCookie = traceCookie; 10631 return this; 10632 } 10633 10634 final boolean startCopy() { 10635 boolean res; 10636 try { 10637 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10638 10639 if (++mRetries > MAX_RETRIES) { 10640 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10641 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10642 handleServiceError(); 10643 return false; 10644 } else { 10645 handleStartCopy(); 10646 res = true; 10647 } 10648 } catch (RemoteException e) { 10649 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10650 mHandler.sendEmptyMessage(MCS_RECONNECT); 10651 res = false; 10652 } 10653 handleReturnCode(); 10654 return res; 10655 } 10656 10657 final void serviceError() { 10658 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10659 handleServiceError(); 10660 handleReturnCode(); 10661 } 10662 10663 abstract void handleStartCopy() throws RemoteException; 10664 abstract void handleServiceError(); 10665 abstract void handleReturnCode(); 10666 } 10667 10668 class MeasureParams extends HandlerParams { 10669 private final PackageStats mStats; 10670 private boolean mSuccess; 10671 10672 private final IPackageStatsObserver mObserver; 10673 10674 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10675 super(new UserHandle(stats.userHandle)); 10676 mObserver = observer; 10677 mStats = stats; 10678 } 10679 10680 @Override 10681 public String toString() { 10682 return "MeasureParams{" 10683 + Integer.toHexString(System.identityHashCode(this)) 10684 + " " + mStats.packageName + "}"; 10685 } 10686 10687 @Override 10688 void handleStartCopy() throws RemoteException { 10689 synchronized (mInstallLock) { 10690 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10691 } 10692 10693 if (mSuccess) { 10694 final boolean mounted; 10695 if (Environment.isExternalStorageEmulated()) { 10696 mounted = true; 10697 } else { 10698 final String status = Environment.getExternalStorageState(); 10699 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10700 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10701 } 10702 10703 if (mounted) { 10704 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10705 10706 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10707 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10708 10709 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10710 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10711 10712 // Always subtract cache size, since it's a subdirectory 10713 mStats.externalDataSize -= mStats.externalCacheSize; 10714 10715 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10716 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10717 10718 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10719 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10720 } 10721 } 10722 } 10723 10724 @Override 10725 void handleReturnCode() { 10726 if (mObserver != null) { 10727 try { 10728 mObserver.onGetStatsCompleted(mStats, mSuccess); 10729 } catch (RemoteException e) { 10730 Slog.i(TAG, "Observer no longer exists."); 10731 } 10732 } 10733 } 10734 10735 @Override 10736 void handleServiceError() { 10737 Slog.e(TAG, "Could not measure application " + mStats.packageName 10738 + " external storage"); 10739 } 10740 } 10741 10742 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10743 throws RemoteException { 10744 long result = 0; 10745 for (File path : paths) { 10746 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10747 } 10748 return result; 10749 } 10750 10751 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10752 for (File path : paths) { 10753 try { 10754 mcs.clearDirectory(path.getAbsolutePath()); 10755 } catch (RemoteException e) { 10756 } 10757 } 10758 } 10759 10760 static class OriginInfo { 10761 /** 10762 * Location where install is coming from, before it has been 10763 * copied/renamed into place. This could be a single monolithic APK 10764 * file, or a cluster directory. This location may be untrusted. 10765 */ 10766 final File file; 10767 final String cid; 10768 10769 /** 10770 * Flag indicating that {@link #file} or {@link #cid} has already been 10771 * staged, meaning downstream users don't need to defensively copy the 10772 * contents. 10773 */ 10774 final boolean staged; 10775 10776 /** 10777 * Flag indicating that {@link #file} or {@link #cid} is an already 10778 * installed app that is being moved. 10779 */ 10780 final boolean existing; 10781 10782 final String resolvedPath; 10783 final File resolvedFile; 10784 10785 static OriginInfo fromNothing() { 10786 return new OriginInfo(null, null, false, false); 10787 } 10788 10789 static OriginInfo fromUntrustedFile(File file) { 10790 return new OriginInfo(file, null, false, false); 10791 } 10792 10793 static OriginInfo fromExistingFile(File file) { 10794 return new OriginInfo(file, null, false, true); 10795 } 10796 10797 static OriginInfo fromStagedFile(File file) { 10798 return new OriginInfo(file, null, true, false); 10799 } 10800 10801 static OriginInfo fromStagedContainer(String cid) { 10802 return new OriginInfo(null, cid, true, false); 10803 } 10804 10805 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10806 this.file = file; 10807 this.cid = cid; 10808 this.staged = staged; 10809 this.existing = existing; 10810 10811 if (cid != null) { 10812 resolvedPath = PackageHelper.getSdDir(cid); 10813 resolvedFile = new File(resolvedPath); 10814 } else if (file != null) { 10815 resolvedPath = file.getAbsolutePath(); 10816 resolvedFile = file; 10817 } else { 10818 resolvedPath = null; 10819 resolvedFile = null; 10820 } 10821 } 10822 } 10823 10824 class MoveInfo { 10825 final int moveId; 10826 final String fromUuid; 10827 final String toUuid; 10828 final String packageName; 10829 final String dataAppName; 10830 final int appId; 10831 final String seinfo; 10832 10833 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10834 String dataAppName, int appId, String seinfo) { 10835 this.moveId = moveId; 10836 this.fromUuid = fromUuid; 10837 this.toUuid = toUuid; 10838 this.packageName = packageName; 10839 this.dataAppName = dataAppName; 10840 this.appId = appId; 10841 this.seinfo = seinfo; 10842 } 10843 } 10844 10845 class InstallParams extends HandlerParams { 10846 final OriginInfo origin; 10847 final MoveInfo move; 10848 final IPackageInstallObserver2 observer; 10849 int installFlags; 10850 final String installerPackageName; 10851 final String volumeUuid; 10852 final VerificationParams verificationParams; 10853 private InstallArgs mArgs; 10854 private int mRet; 10855 final String packageAbiOverride; 10856 final String[] grantedRuntimePermissions; 10857 10858 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10859 int installFlags, String installerPackageName, String volumeUuid, 10860 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10861 String[] grantedPermissions) { 10862 super(user); 10863 this.origin = origin; 10864 this.move = move; 10865 this.observer = observer; 10866 this.installFlags = installFlags; 10867 this.installerPackageName = installerPackageName; 10868 this.volumeUuid = volumeUuid; 10869 this.verificationParams = verificationParams; 10870 this.packageAbiOverride = packageAbiOverride; 10871 this.grantedRuntimePermissions = grantedPermissions; 10872 } 10873 10874 @Override 10875 public String toString() { 10876 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10877 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10878 } 10879 10880 public ManifestDigest getManifestDigest() { 10881 if (verificationParams == null) { 10882 return null; 10883 } 10884 return verificationParams.getManifestDigest(); 10885 } 10886 10887 private int installLocationPolicy(PackageInfoLite pkgLite) { 10888 String packageName = pkgLite.packageName; 10889 int installLocation = pkgLite.installLocation; 10890 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10891 // reader 10892 synchronized (mPackages) { 10893 PackageParser.Package pkg = mPackages.get(packageName); 10894 if (pkg != null) { 10895 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10896 // Check for downgrading. 10897 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10898 try { 10899 checkDowngrade(pkg, pkgLite); 10900 } catch (PackageManagerException e) { 10901 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10902 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10903 } 10904 } 10905 // Check for updated system application. 10906 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10907 if (onSd) { 10908 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10909 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10910 } 10911 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10912 } else { 10913 if (onSd) { 10914 // Install flag overrides everything. 10915 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10916 } 10917 // If current upgrade specifies particular preference 10918 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10919 // Application explicitly specified internal. 10920 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10921 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10922 // App explictly prefers external. Let policy decide 10923 } else { 10924 // Prefer previous location 10925 if (isExternal(pkg)) { 10926 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10927 } 10928 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10929 } 10930 } 10931 } else { 10932 // Invalid install. Return error code 10933 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10934 } 10935 } 10936 } 10937 // All the special cases have been taken care of. 10938 // Return result based on recommended install location. 10939 if (onSd) { 10940 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10941 } 10942 return pkgLite.recommendedInstallLocation; 10943 } 10944 10945 /* 10946 * Invoke remote method to get package information and install 10947 * location values. Override install location based on default 10948 * policy if needed and then create install arguments based 10949 * on the install location. 10950 */ 10951 public void handleStartCopy() throws RemoteException { 10952 int ret = PackageManager.INSTALL_SUCCEEDED; 10953 10954 // If we're already staged, we've firmly committed to an install location 10955 if (origin.staged) { 10956 if (origin.file != null) { 10957 installFlags |= PackageManager.INSTALL_INTERNAL; 10958 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10959 } else if (origin.cid != null) { 10960 installFlags |= PackageManager.INSTALL_EXTERNAL; 10961 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10962 } else { 10963 throw new IllegalStateException("Invalid stage location"); 10964 } 10965 } 10966 10967 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10968 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10969 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 10970 PackageInfoLite pkgLite = null; 10971 10972 if (onInt && onSd) { 10973 // Check if both bits are set. 10974 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10975 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10976 } else if (onSd && ephemeral) { 10977 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 10978 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10979 } else { 10980 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10981 packageAbiOverride); 10982 10983 if (DEBUG_EPHEMERAL && ephemeral) { 10984 Slog.v(TAG, "pkgLite for install: " + pkgLite); 10985 } 10986 10987 /* 10988 * If we have too little free space, try to free cache 10989 * before giving up. 10990 */ 10991 if (!origin.staged && pkgLite.recommendedInstallLocation 10992 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10993 // TODO: focus freeing disk space on the target device 10994 final StorageManager storage = StorageManager.from(mContext); 10995 final long lowThreshold = storage.getStorageLowBytes( 10996 Environment.getDataDirectory()); 10997 10998 final long sizeBytes = mContainerService.calculateInstalledSize( 10999 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11000 11001 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11002 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11003 installFlags, packageAbiOverride); 11004 } 11005 11006 /* 11007 * The cache free must have deleted the file we 11008 * downloaded to install. 11009 * 11010 * TODO: fix the "freeCache" call to not delete 11011 * the file we care about. 11012 */ 11013 if (pkgLite.recommendedInstallLocation 11014 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11015 pkgLite.recommendedInstallLocation 11016 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11017 } 11018 } 11019 } 11020 11021 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11022 int loc = pkgLite.recommendedInstallLocation; 11023 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11024 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11025 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11026 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11027 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11028 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11029 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11030 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11031 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11032 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11033 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11034 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11035 } else { 11036 // Override with defaults if needed. 11037 loc = installLocationPolicy(pkgLite); 11038 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11039 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11040 } else if (!onSd && !onInt) { 11041 // Override install location with flags 11042 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11043 // Set the flag to install on external media. 11044 installFlags |= PackageManager.INSTALL_EXTERNAL; 11045 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11046 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11047 if (DEBUG_EPHEMERAL) { 11048 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11049 } 11050 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11051 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11052 |PackageManager.INSTALL_INTERNAL); 11053 } else { 11054 // Make sure the flag for installing on external 11055 // media is unset 11056 installFlags |= PackageManager.INSTALL_INTERNAL; 11057 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11058 } 11059 } 11060 } 11061 } 11062 11063 final InstallArgs args = createInstallArgs(this); 11064 mArgs = args; 11065 11066 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11067 // TODO: http://b/22976637 11068 // Apps installed for "all" users use the device owner to verify the app 11069 UserHandle verifierUser = getUser(); 11070 if (verifierUser == UserHandle.ALL) { 11071 verifierUser = UserHandle.SYSTEM; 11072 } 11073 11074 /* 11075 * Determine if we have any installed package verifiers. If we 11076 * do, then we'll defer to them to verify the packages. 11077 */ 11078 final int requiredUid = mRequiredVerifierPackage == null ? -1 11079 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11080 if (!origin.existing && requiredUid != -1 11081 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11082 final Intent verification = new Intent( 11083 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11084 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11085 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11086 PACKAGE_MIME_TYPE); 11087 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11088 11089 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11090 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11091 verifierUser.getIdentifier()); 11092 11093 if (DEBUG_VERIFY) { 11094 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11095 + verification.toString() + " with " + pkgLite.verifiers.length 11096 + " optional verifiers"); 11097 } 11098 11099 final int verificationId = mPendingVerificationToken++; 11100 11101 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11102 11103 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11104 installerPackageName); 11105 11106 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11107 installFlags); 11108 11109 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11110 pkgLite.packageName); 11111 11112 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11113 pkgLite.versionCode); 11114 11115 if (verificationParams != null) { 11116 if (verificationParams.getVerificationURI() != null) { 11117 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11118 verificationParams.getVerificationURI()); 11119 } 11120 if (verificationParams.getOriginatingURI() != null) { 11121 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11122 verificationParams.getOriginatingURI()); 11123 } 11124 if (verificationParams.getReferrer() != null) { 11125 verification.putExtra(Intent.EXTRA_REFERRER, 11126 verificationParams.getReferrer()); 11127 } 11128 if (verificationParams.getOriginatingUid() >= 0) { 11129 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11130 verificationParams.getOriginatingUid()); 11131 } 11132 if (verificationParams.getInstallerUid() >= 0) { 11133 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11134 verificationParams.getInstallerUid()); 11135 } 11136 } 11137 11138 final PackageVerificationState verificationState = new PackageVerificationState( 11139 requiredUid, args); 11140 11141 mPendingVerification.append(verificationId, verificationState); 11142 11143 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11144 receivers, verificationState); 11145 11146 /* 11147 * If any sufficient verifiers were listed in the package 11148 * manifest, attempt to ask them. 11149 */ 11150 if (sufficientVerifiers != null) { 11151 final int N = sufficientVerifiers.size(); 11152 if (N == 0) { 11153 Slog.i(TAG, "Additional verifiers required, but none installed."); 11154 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11155 } else { 11156 for (int i = 0; i < N; i++) { 11157 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11158 11159 final Intent sufficientIntent = new Intent(verification); 11160 sufficientIntent.setComponent(verifierComponent); 11161 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11162 } 11163 } 11164 } 11165 11166 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11167 mRequiredVerifierPackage, receivers); 11168 if (ret == PackageManager.INSTALL_SUCCEEDED 11169 && mRequiredVerifierPackage != null) { 11170 Trace.asyncTraceBegin( 11171 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11172 /* 11173 * Send the intent to the required verification agent, 11174 * but only start the verification timeout after the 11175 * target BroadcastReceivers have run. 11176 */ 11177 verification.setComponent(requiredVerifierComponent); 11178 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11179 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11180 new BroadcastReceiver() { 11181 @Override 11182 public void onReceive(Context context, Intent intent) { 11183 final Message msg = mHandler 11184 .obtainMessage(CHECK_PENDING_VERIFICATION); 11185 msg.arg1 = verificationId; 11186 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11187 } 11188 }, null, 0, null, null); 11189 11190 /* 11191 * We don't want the copy to proceed until verification 11192 * succeeds, so null out this field. 11193 */ 11194 mArgs = null; 11195 } 11196 } else { 11197 /* 11198 * No package verification is enabled, so immediately start 11199 * the remote call to initiate copy using temporary file. 11200 */ 11201 ret = args.copyApk(mContainerService, true); 11202 } 11203 } 11204 11205 mRet = ret; 11206 } 11207 11208 @Override 11209 void handleReturnCode() { 11210 // If mArgs is null, then MCS couldn't be reached. When it 11211 // reconnects, it will try again to install. At that point, this 11212 // will succeed. 11213 if (mArgs != null) { 11214 processPendingInstall(mArgs, mRet); 11215 } 11216 } 11217 11218 @Override 11219 void handleServiceError() { 11220 mArgs = createInstallArgs(this); 11221 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11222 } 11223 11224 public boolean isForwardLocked() { 11225 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11226 } 11227 } 11228 11229 /** 11230 * Used during creation of InstallArgs 11231 * 11232 * @param installFlags package installation flags 11233 * @return true if should be installed on external storage 11234 */ 11235 private static boolean installOnExternalAsec(int installFlags) { 11236 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11237 return false; 11238 } 11239 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11240 return true; 11241 } 11242 return false; 11243 } 11244 11245 /** 11246 * Used during creation of InstallArgs 11247 * 11248 * @param installFlags package installation flags 11249 * @return true if should be installed as forward locked 11250 */ 11251 private static boolean installForwardLocked(int installFlags) { 11252 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11253 } 11254 11255 private InstallArgs createInstallArgs(InstallParams params) { 11256 if (params.move != null) { 11257 return new MoveInstallArgs(params); 11258 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11259 return new AsecInstallArgs(params); 11260 } else { 11261 return new FileInstallArgs(params); 11262 } 11263 } 11264 11265 /** 11266 * Create args that describe an existing installed package. Typically used 11267 * when cleaning up old installs, or used as a move source. 11268 */ 11269 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11270 String resourcePath, String[] instructionSets) { 11271 final boolean isInAsec; 11272 if (installOnExternalAsec(installFlags)) { 11273 /* Apps on SD card are always in ASEC containers. */ 11274 isInAsec = true; 11275 } else if (installForwardLocked(installFlags) 11276 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11277 /* 11278 * Forward-locked apps are only in ASEC containers if they're the 11279 * new style 11280 */ 11281 isInAsec = true; 11282 } else { 11283 isInAsec = false; 11284 } 11285 11286 if (isInAsec) { 11287 return new AsecInstallArgs(codePath, instructionSets, 11288 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11289 } else { 11290 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11291 } 11292 } 11293 11294 static abstract class InstallArgs { 11295 /** @see InstallParams#origin */ 11296 final OriginInfo origin; 11297 /** @see InstallParams#move */ 11298 final MoveInfo move; 11299 11300 final IPackageInstallObserver2 observer; 11301 // Always refers to PackageManager flags only 11302 final int installFlags; 11303 final String installerPackageName; 11304 final String volumeUuid; 11305 final ManifestDigest manifestDigest; 11306 final UserHandle user; 11307 final String abiOverride; 11308 final String[] installGrantPermissions; 11309 /** If non-null, drop an async trace when the install completes */ 11310 final String traceMethod; 11311 final int traceCookie; 11312 11313 // The list of instruction sets supported by this app. This is currently 11314 // only used during the rmdex() phase to clean up resources. We can get rid of this 11315 // if we move dex files under the common app path. 11316 /* nullable */ String[] instructionSets; 11317 11318 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11319 int installFlags, String installerPackageName, String volumeUuid, 11320 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11321 String abiOverride, String[] installGrantPermissions, 11322 String traceMethod, int traceCookie) { 11323 this.origin = origin; 11324 this.move = move; 11325 this.installFlags = installFlags; 11326 this.observer = observer; 11327 this.installerPackageName = installerPackageName; 11328 this.volumeUuid = volumeUuid; 11329 this.manifestDigest = manifestDigest; 11330 this.user = user; 11331 this.instructionSets = instructionSets; 11332 this.abiOverride = abiOverride; 11333 this.installGrantPermissions = installGrantPermissions; 11334 this.traceMethod = traceMethod; 11335 this.traceCookie = traceCookie; 11336 } 11337 11338 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11339 abstract int doPreInstall(int status); 11340 11341 /** 11342 * Rename package into final resting place. All paths on the given 11343 * scanned package should be updated to reflect the rename. 11344 */ 11345 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11346 abstract int doPostInstall(int status, int uid); 11347 11348 /** @see PackageSettingBase#codePathString */ 11349 abstract String getCodePath(); 11350 /** @see PackageSettingBase#resourcePathString */ 11351 abstract String getResourcePath(); 11352 11353 // Need installer lock especially for dex file removal. 11354 abstract void cleanUpResourcesLI(); 11355 abstract boolean doPostDeleteLI(boolean delete); 11356 11357 /** 11358 * Called before the source arguments are copied. This is used mostly 11359 * for MoveParams when it needs to read the source file to put it in the 11360 * destination. 11361 */ 11362 int doPreCopy() { 11363 return PackageManager.INSTALL_SUCCEEDED; 11364 } 11365 11366 /** 11367 * Called after the source arguments are copied. This is used mostly for 11368 * MoveParams when it needs to read the source file to put it in the 11369 * destination. 11370 * 11371 * @return 11372 */ 11373 int doPostCopy(int uid) { 11374 return PackageManager.INSTALL_SUCCEEDED; 11375 } 11376 11377 protected boolean isFwdLocked() { 11378 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11379 } 11380 11381 protected boolean isExternalAsec() { 11382 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11383 } 11384 11385 protected boolean isEphemeral() { 11386 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11387 } 11388 11389 UserHandle getUser() { 11390 return user; 11391 } 11392 } 11393 11394 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11395 if (!allCodePaths.isEmpty()) { 11396 if (instructionSets == null) { 11397 throw new IllegalStateException("instructionSet == null"); 11398 } 11399 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11400 for (String codePath : allCodePaths) { 11401 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11402 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11403 if (retCode < 0) { 11404 Slog.w(TAG, "Couldn't remove dex file for package: " 11405 + " at location " + codePath + ", retcode=" + retCode); 11406 // we don't consider this to be a failure of the core package deletion 11407 } 11408 } 11409 } 11410 } 11411 } 11412 11413 /** 11414 * Logic to handle installation of non-ASEC applications, including copying 11415 * and renaming logic. 11416 */ 11417 class FileInstallArgs extends InstallArgs { 11418 private File codeFile; 11419 private File resourceFile; 11420 11421 // Example topology: 11422 // /data/app/com.example/base.apk 11423 // /data/app/com.example/split_foo.apk 11424 // /data/app/com.example/lib/arm/libfoo.so 11425 // /data/app/com.example/lib/arm64/libfoo.so 11426 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11427 11428 /** New install */ 11429 FileInstallArgs(InstallParams params) { 11430 super(params.origin, params.move, params.observer, params.installFlags, 11431 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11432 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11433 params.grantedRuntimePermissions, 11434 params.traceMethod, params.traceCookie); 11435 if (isFwdLocked()) { 11436 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11437 } 11438 } 11439 11440 /** Existing install */ 11441 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11442 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11443 null, null, null, 0); 11444 this.codeFile = (codePath != null) ? new File(codePath) : null; 11445 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11446 } 11447 11448 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11449 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11450 try { 11451 return doCopyApk(imcs, temp); 11452 } finally { 11453 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11454 } 11455 } 11456 11457 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11458 if (origin.staged) { 11459 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11460 codeFile = origin.file; 11461 resourceFile = origin.file; 11462 return PackageManager.INSTALL_SUCCEEDED; 11463 } 11464 11465 try { 11466 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11467 final File tempDir = 11468 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11469 codeFile = tempDir; 11470 resourceFile = tempDir; 11471 } catch (IOException e) { 11472 Slog.w(TAG, "Failed to create copy file: " + e); 11473 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11474 } 11475 11476 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11477 @Override 11478 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11479 if (!FileUtils.isValidExtFilename(name)) { 11480 throw new IllegalArgumentException("Invalid filename: " + name); 11481 } 11482 try { 11483 final File file = new File(codeFile, name); 11484 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11485 O_RDWR | O_CREAT, 0644); 11486 Os.chmod(file.getAbsolutePath(), 0644); 11487 return new ParcelFileDescriptor(fd); 11488 } catch (ErrnoException e) { 11489 throw new RemoteException("Failed to open: " + e.getMessage()); 11490 } 11491 } 11492 }; 11493 11494 int ret = PackageManager.INSTALL_SUCCEEDED; 11495 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11496 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11497 Slog.e(TAG, "Failed to copy package"); 11498 return ret; 11499 } 11500 11501 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11502 NativeLibraryHelper.Handle handle = null; 11503 try { 11504 handle = NativeLibraryHelper.Handle.create(codeFile); 11505 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11506 abiOverride); 11507 } catch (IOException e) { 11508 Slog.e(TAG, "Copying native libraries failed", e); 11509 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11510 } finally { 11511 IoUtils.closeQuietly(handle); 11512 } 11513 11514 return ret; 11515 } 11516 11517 int doPreInstall(int status) { 11518 if (status != PackageManager.INSTALL_SUCCEEDED) { 11519 cleanUp(); 11520 } 11521 return status; 11522 } 11523 11524 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11525 if (status != PackageManager.INSTALL_SUCCEEDED) { 11526 cleanUp(); 11527 return false; 11528 } 11529 11530 final File targetDir = codeFile.getParentFile(); 11531 final File beforeCodeFile = codeFile; 11532 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11533 11534 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11535 try { 11536 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11537 } catch (ErrnoException e) { 11538 Slog.w(TAG, "Failed to rename", e); 11539 return false; 11540 } 11541 11542 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11543 Slog.w(TAG, "Failed to restorecon"); 11544 return false; 11545 } 11546 11547 // Reflect the rename internally 11548 codeFile = afterCodeFile; 11549 resourceFile = afterCodeFile; 11550 11551 // Reflect the rename in scanned details 11552 pkg.codePath = afterCodeFile.getAbsolutePath(); 11553 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11554 pkg.baseCodePath); 11555 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11556 pkg.splitCodePaths); 11557 11558 // Reflect the rename in app info 11559 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11560 pkg.applicationInfo.setCodePath(pkg.codePath); 11561 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11562 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11563 pkg.applicationInfo.setResourcePath(pkg.codePath); 11564 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11565 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11566 11567 return true; 11568 } 11569 11570 int doPostInstall(int status, int uid) { 11571 if (status != PackageManager.INSTALL_SUCCEEDED) { 11572 cleanUp(); 11573 } 11574 return status; 11575 } 11576 11577 @Override 11578 String getCodePath() { 11579 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11580 } 11581 11582 @Override 11583 String getResourcePath() { 11584 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11585 } 11586 11587 private boolean cleanUp() { 11588 if (codeFile == null || !codeFile.exists()) { 11589 return false; 11590 } 11591 11592 if (codeFile.isDirectory()) { 11593 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11594 } else { 11595 codeFile.delete(); 11596 } 11597 11598 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11599 resourceFile.delete(); 11600 } 11601 11602 return true; 11603 } 11604 11605 void cleanUpResourcesLI() { 11606 // Try enumerating all code paths before deleting 11607 List<String> allCodePaths = Collections.EMPTY_LIST; 11608 if (codeFile != null && codeFile.exists()) { 11609 try { 11610 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11611 allCodePaths = pkg.getAllCodePaths(); 11612 } catch (PackageParserException e) { 11613 // Ignored; we tried our best 11614 } 11615 } 11616 11617 cleanUp(); 11618 removeDexFiles(allCodePaths, instructionSets); 11619 } 11620 11621 boolean doPostDeleteLI(boolean delete) { 11622 // XXX err, shouldn't we respect the delete flag? 11623 cleanUpResourcesLI(); 11624 return true; 11625 } 11626 } 11627 11628 private boolean isAsecExternal(String cid) { 11629 final String asecPath = PackageHelper.getSdFilesystem(cid); 11630 return !asecPath.startsWith(mAsecInternalPath); 11631 } 11632 11633 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11634 PackageManagerException { 11635 if (copyRet < 0) { 11636 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11637 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11638 throw new PackageManagerException(copyRet, message); 11639 } 11640 } 11641 } 11642 11643 /** 11644 * Extract the MountService "container ID" from the full code path of an 11645 * .apk. 11646 */ 11647 static String cidFromCodePath(String fullCodePath) { 11648 int eidx = fullCodePath.lastIndexOf("/"); 11649 String subStr1 = fullCodePath.substring(0, eidx); 11650 int sidx = subStr1.lastIndexOf("/"); 11651 return subStr1.substring(sidx+1, eidx); 11652 } 11653 11654 /** 11655 * Logic to handle installation of ASEC applications, including copying and 11656 * renaming logic. 11657 */ 11658 class AsecInstallArgs extends InstallArgs { 11659 static final String RES_FILE_NAME = "pkg.apk"; 11660 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11661 11662 String cid; 11663 String packagePath; 11664 String resourcePath; 11665 11666 /** New install */ 11667 AsecInstallArgs(InstallParams params) { 11668 super(params.origin, params.move, params.observer, params.installFlags, 11669 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11670 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11671 params.grantedRuntimePermissions, 11672 params.traceMethod, params.traceCookie); 11673 } 11674 11675 /** Existing install */ 11676 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11677 boolean isExternal, boolean isForwardLocked) { 11678 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11679 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11680 instructionSets, null, null, null, 0); 11681 // Hackily pretend we're still looking at a full code path 11682 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11683 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11684 } 11685 11686 // Extract cid from fullCodePath 11687 int eidx = fullCodePath.lastIndexOf("/"); 11688 String subStr1 = fullCodePath.substring(0, eidx); 11689 int sidx = subStr1.lastIndexOf("/"); 11690 cid = subStr1.substring(sidx+1, eidx); 11691 setMountPath(subStr1); 11692 } 11693 11694 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11695 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11696 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11697 instructionSets, null, null, null, 0); 11698 this.cid = cid; 11699 setMountPath(PackageHelper.getSdDir(cid)); 11700 } 11701 11702 void createCopyFile() { 11703 cid = mInstallerService.allocateExternalStageCidLegacy(); 11704 } 11705 11706 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11707 if (origin.staged && origin.cid != null) { 11708 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11709 cid = origin.cid; 11710 setMountPath(PackageHelper.getSdDir(cid)); 11711 return PackageManager.INSTALL_SUCCEEDED; 11712 } 11713 11714 if (temp) { 11715 createCopyFile(); 11716 } else { 11717 /* 11718 * Pre-emptively destroy the container since it's destroyed if 11719 * copying fails due to it existing anyway. 11720 */ 11721 PackageHelper.destroySdDir(cid); 11722 } 11723 11724 final String newMountPath = imcs.copyPackageToContainer( 11725 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11726 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11727 11728 if (newMountPath != null) { 11729 setMountPath(newMountPath); 11730 return PackageManager.INSTALL_SUCCEEDED; 11731 } else { 11732 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11733 } 11734 } 11735 11736 @Override 11737 String getCodePath() { 11738 return packagePath; 11739 } 11740 11741 @Override 11742 String getResourcePath() { 11743 return resourcePath; 11744 } 11745 11746 int doPreInstall(int status) { 11747 if (status != PackageManager.INSTALL_SUCCEEDED) { 11748 // Destroy container 11749 PackageHelper.destroySdDir(cid); 11750 } else { 11751 boolean mounted = PackageHelper.isContainerMounted(cid); 11752 if (!mounted) { 11753 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11754 Process.SYSTEM_UID); 11755 if (newMountPath != null) { 11756 setMountPath(newMountPath); 11757 } else { 11758 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11759 } 11760 } 11761 } 11762 return status; 11763 } 11764 11765 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11766 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11767 String newMountPath = null; 11768 if (PackageHelper.isContainerMounted(cid)) { 11769 // Unmount the container 11770 if (!PackageHelper.unMountSdDir(cid)) { 11771 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11772 return false; 11773 } 11774 } 11775 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11776 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11777 " which might be stale. Will try to clean up."); 11778 // Clean up the stale container and proceed to recreate. 11779 if (!PackageHelper.destroySdDir(newCacheId)) { 11780 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11781 return false; 11782 } 11783 // Successfully cleaned up stale container. Try to rename again. 11784 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11785 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11786 + " inspite of cleaning it up."); 11787 return false; 11788 } 11789 } 11790 if (!PackageHelper.isContainerMounted(newCacheId)) { 11791 Slog.w(TAG, "Mounting container " + newCacheId); 11792 newMountPath = PackageHelper.mountSdDir(newCacheId, 11793 getEncryptKey(), Process.SYSTEM_UID); 11794 } else { 11795 newMountPath = PackageHelper.getSdDir(newCacheId); 11796 } 11797 if (newMountPath == null) { 11798 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11799 return false; 11800 } 11801 Log.i(TAG, "Succesfully renamed " + cid + 11802 " to " + newCacheId + 11803 " at new path: " + newMountPath); 11804 cid = newCacheId; 11805 11806 final File beforeCodeFile = new File(packagePath); 11807 setMountPath(newMountPath); 11808 final File afterCodeFile = new File(packagePath); 11809 11810 // Reflect the rename in scanned details 11811 pkg.codePath = afterCodeFile.getAbsolutePath(); 11812 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11813 pkg.baseCodePath); 11814 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11815 pkg.splitCodePaths); 11816 11817 // Reflect the rename in app info 11818 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11819 pkg.applicationInfo.setCodePath(pkg.codePath); 11820 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11821 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11822 pkg.applicationInfo.setResourcePath(pkg.codePath); 11823 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11824 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11825 11826 return true; 11827 } 11828 11829 private void setMountPath(String mountPath) { 11830 final File mountFile = new File(mountPath); 11831 11832 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11833 if (monolithicFile.exists()) { 11834 packagePath = monolithicFile.getAbsolutePath(); 11835 if (isFwdLocked()) { 11836 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11837 } else { 11838 resourcePath = packagePath; 11839 } 11840 } else { 11841 packagePath = mountFile.getAbsolutePath(); 11842 resourcePath = packagePath; 11843 } 11844 } 11845 11846 int doPostInstall(int status, int uid) { 11847 if (status != PackageManager.INSTALL_SUCCEEDED) { 11848 cleanUp(); 11849 } else { 11850 final int groupOwner; 11851 final String protectedFile; 11852 if (isFwdLocked()) { 11853 groupOwner = UserHandle.getSharedAppGid(uid); 11854 protectedFile = RES_FILE_NAME; 11855 } else { 11856 groupOwner = -1; 11857 protectedFile = null; 11858 } 11859 11860 if (uid < Process.FIRST_APPLICATION_UID 11861 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11862 Slog.e(TAG, "Failed to finalize " + cid); 11863 PackageHelper.destroySdDir(cid); 11864 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11865 } 11866 11867 boolean mounted = PackageHelper.isContainerMounted(cid); 11868 if (!mounted) { 11869 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11870 } 11871 } 11872 return status; 11873 } 11874 11875 private void cleanUp() { 11876 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11877 11878 // Destroy secure container 11879 PackageHelper.destroySdDir(cid); 11880 } 11881 11882 private List<String> getAllCodePaths() { 11883 final File codeFile = new File(getCodePath()); 11884 if (codeFile != null && codeFile.exists()) { 11885 try { 11886 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11887 return pkg.getAllCodePaths(); 11888 } catch (PackageParserException e) { 11889 // Ignored; we tried our best 11890 } 11891 } 11892 return Collections.EMPTY_LIST; 11893 } 11894 11895 void cleanUpResourcesLI() { 11896 // Enumerate all code paths before deleting 11897 cleanUpResourcesLI(getAllCodePaths()); 11898 } 11899 11900 private void cleanUpResourcesLI(List<String> allCodePaths) { 11901 cleanUp(); 11902 removeDexFiles(allCodePaths, instructionSets); 11903 } 11904 11905 String getPackageName() { 11906 return getAsecPackageName(cid); 11907 } 11908 11909 boolean doPostDeleteLI(boolean delete) { 11910 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11911 final List<String> allCodePaths = getAllCodePaths(); 11912 boolean mounted = PackageHelper.isContainerMounted(cid); 11913 if (mounted) { 11914 // Unmount first 11915 if (PackageHelper.unMountSdDir(cid)) { 11916 mounted = false; 11917 } 11918 } 11919 if (!mounted && delete) { 11920 cleanUpResourcesLI(allCodePaths); 11921 } 11922 return !mounted; 11923 } 11924 11925 @Override 11926 int doPreCopy() { 11927 if (isFwdLocked()) { 11928 if (!PackageHelper.fixSdPermissions(cid, 11929 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11930 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11931 } 11932 } 11933 11934 return PackageManager.INSTALL_SUCCEEDED; 11935 } 11936 11937 @Override 11938 int doPostCopy(int uid) { 11939 if (isFwdLocked()) { 11940 if (uid < Process.FIRST_APPLICATION_UID 11941 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11942 RES_FILE_NAME)) { 11943 Slog.e(TAG, "Failed to finalize " + cid); 11944 PackageHelper.destroySdDir(cid); 11945 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11946 } 11947 } 11948 11949 return PackageManager.INSTALL_SUCCEEDED; 11950 } 11951 } 11952 11953 /** 11954 * Logic to handle movement of existing installed applications. 11955 */ 11956 class MoveInstallArgs extends InstallArgs { 11957 private File codeFile; 11958 private File resourceFile; 11959 11960 /** New install */ 11961 MoveInstallArgs(InstallParams params) { 11962 super(params.origin, params.move, params.observer, params.installFlags, 11963 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11964 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11965 params.grantedRuntimePermissions, 11966 params.traceMethod, params.traceCookie); 11967 } 11968 11969 int copyApk(IMediaContainerService imcs, boolean temp) { 11970 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11971 + move.fromUuid + " to " + move.toUuid); 11972 synchronized (mInstaller) { 11973 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11974 move.dataAppName, move.appId, move.seinfo) != 0) { 11975 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11976 } 11977 } 11978 11979 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11980 resourceFile = codeFile; 11981 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11982 11983 return PackageManager.INSTALL_SUCCEEDED; 11984 } 11985 11986 int doPreInstall(int status) { 11987 if (status != PackageManager.INSTALL_SUCCEEDED) { 11988 cleanUp(move.toUuid); 11989 } 11990 return status; 11991 } 11992 11993 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11994 if (status != PackageManager.INSTALL_SUCCEEDED) { 11995 cleanUp(move.toUuid); 11996 return false; 11997 } 11998 11999 // Reflect the move in app info 12000 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12001 pkg.applicationInfo.setCodePath(pkg.codePath); 12002 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12003 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12004 pkg.applicationInfo.setResourcePath(pkg.codePath); 12005 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12006 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12007 12008 return true; 12009 } 12010 12011 int doPostInstall(int status, int uid) { 12012 if (status == PackageManager.INSTALL_SUCCEEDED) { 12013 cleanUp(move.fromUuid); 12014 } else { 12015 cleanUp(move.toUuid); 12016 } 12017 return status; 12018 } 12019 12020 @Override 12021 String getCodePath() { 12022 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12023 } 12024 12025 @Override 12026 String getResourcePath() { 12027 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12028 } 12029 12030 private boolean cleanUp(String volumeUuid) { 12031 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12032 move.dataAppName); 12033 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12034 synchronized (mInstallLock) { 12035 // Clean up both app data and code 12036 removeDataDirsLI(volumeUuid, move.packageName); 12037 if (codeFile.isDirectory()) { 12038 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12039 } else { 12040 codeFile.delete(); 12041 } 12042 } 12043 return true; 12044 } 12045 12046 void cleanUpResourcesLI() { 12047 throw new UnsupportedOperationException(); 12048 } 12049 12050 boolean doPostDeleteLI(boolean delete) { 12051 throw new UnsupportedOperationException(); 12052 } 12053 } 12054 12055 static String getAsecPackageName(String packageCid) { 12056 int idx = packageCid.lastIndexOf("-"); 12057 if (idx == -1) { 12058 return packageCid; 12059 } 12060 return packageCid.substring(0, idx); 12061 } 12062 12063 // Utility method used to create code paths based on package name and available index. 12064 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12065 String idxStr = ""; 12066 int idx = 1; 12067 // Fall back to default value of idx=1 if prefix is not 12068 // part of oldCodePath 12069 if (oldCodePath != null) { 12070 String subStr = oldCodePath; 12071 // Drop the suffix right away 12072 if (suffix != null && subStr.endsWith(suffix)) { 12073 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12074 } 12075 // If oldCodePath already contains prefix find out the 12076 // ending index to either increment or decrement. 12077 int sidx = subStr.lastIndexOf(prefix); 12078 if (sidx != -1) { 12079 subStr = subStr.substring(sidx + prefix.length()); 12080 if (subStr != null) { 12081 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12082 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12083 } 12084 try { 12085 idx = Integer.parseInt(subStr); 12086 if (idx <= 1) { 12087 idx++; 12088 } else { 12089 idx--; 12090 } 12091 } catch(NumberFormatException e) { 12092 } 12093 } 12094 } 12095 } 12096 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12097 return prefix + idxStr; 12098 } 12099 12100 private File getNextCodePath(File targetDir, String packageName) { 12101 int suffix = 1; 12102 File result; 12103 do { 12104 result = new File(targetDir, packageName + "-" + suffix); 12105 suffix++; 12106 } while (result.exists()); 12107 return result; 12108 } 12109 12110 // Utility method that returns the relative package path with respect 12111 // to the installation directory. Like say for /data/data/com.test-1.apk 12112 // string com.test-1 is returned. 12113 static String deriveCodePathName(String codePath) { 12114 if (codePath == null) { 12115 return null; 12116 } 12117 final File codeFile = new File(codePath); 12118 final String name = codeFile.getName(); 12119 if (codeFile.isDirectory()) { 12120 return name; 12121 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12122 final int lastDot = name.lastIndexOf('.'); 12123 return name.substring(0, lastDot); 12124 } else { 12125 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12126 return null; 12127 } 12128 } 12129 12130 class PackageInstalledInfo { 12131 String name; 12132 int uid; 12133 // The set of users that originally had this package installed. 12134 int[] origUsers; 12135 // The set of users that now have this package installed. 12136 int[] newUsers; 12137 PackageParser.Package pkg; 12138 int returnCode; 12139 String returnMsg; 12140 PackageRemovedInfo removedInfo; 12141 12142 public void setError(int code, String msg) { 12143 returnCode = code; 12144 returnMsg = msg; 12145 Slog.w(TAG, msg); 12146 } 12147 12148 public void setError(String msg, PackageParserException e) { 12149 returnCode = e.error; 12150 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12151 Slog.w(TAG, msg, e); 12152 } 12153 12154 public void setError(String msg, PackageManagerException e) { 12155 returnCode = e.error; 12156 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12157 Slog.w(TAG, msg, e); 12158 } 12159 12160 // In some error cases we want to convey more info back to the observer 12161 String origPackage; 12162 String origPermission; 12163 } 12164 12165 /* 12166 * Install a non-existing package. 12167 */ 12168 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12169 UserHandle user, String installerPackageName, String volumeUuid, 12170 PackageInstalledInfo res) { 12171 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12172 12173 // Remember this for later, in case we need to rollback this install 12174 String pkgName = pkg.packageName; 12175 12176 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12177 // TODO: b/23350563 12178 final boolean dataDirExists = Environment 12179 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12180 12181 synchronized(mPackages) { 12182 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12183 // A package with the same name is already installed, though 12184 // it has been renamed to an older name. The package we 12185 // are trying to install should be installed as an update to 12186 // the existing one, but that has not been requested, so bail. 12187 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12188 + " without first uninstalling package running as " 12189 + mSettings.mRenamedPackages.get(pkgName)); 12190 return; 12191 } 12192 if (mPackages.containsKey(pkgName)) { 12193 // Don't allow installation over an existing package with the same name. 12194 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12195 + " without first uninstalling."); 12196 return; 12197 } 12198 } 12199 12200 try { 12201 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12202 System.currentTimeMillis(), user); 12203 12204 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12205 // delete the partially installed application. the data directory will have to be 12206 // restored if it was already existing 12207 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12208 // remove package from internal structures. Note that we want deletePackageX to 12209 // delete the package data and cache directories that it created in 12210 // scanPackageLocked, unless those directories existed before we even tried to 12211 // install. 12212 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12213 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12214 res.removedInfo, true); 12215 } 12216 12217 } catch (PackageManagerException e) { 12218 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12219 } 12220 12221 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12222 } 12223 12224 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12225 // Can't rotate keys during boot or if sharedUser. 12226 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12227 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12228 return false; 12229 } 12230 // app is using upgradeKeySets; make sure all are valid 12231 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12232 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12233 for (int i = 0; i < upgradeKeySets.length; i++) { 12234 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12235 Slog.wtf(TAG, "Package " 12236 + (oldPs.name != null ? oldPs.name : "<null>") 12237 + " contains upgrade-key-set reference to unknown key-set: " 12238 + upgradeKeySets[i] 12239 + " reverting to signatures check."); 12240 return false; 12241 } 12242 } 12243 return true; 12244 } 12245 12246 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12247 // Upgrade keysets are being used. Determine if new package has a superset of the 12248 // required keys. 12249 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12250 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12251 for (int i = 0; i < upgradeKeySets.length; i++) { 12252 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12253 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12254 return true; 12255 } 12256 } 12257 return false; 12258 } 12259 12260 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12261 UserHandle user, String installerPackageName, String volumeUuid, 12262 PackageInstalledInfo res) { 12263 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12264 12265 final PackageParser.Package oldPackage; 12266 final String pkgName = pkg.packageName; 12267 final int[] allUsers; 12268 final boolean[] perUserInstalled; 12269 12270 // First find the old package info and check signatures 12271 synchronized(mPackages) { 12272 oldPackage = mPackages.get(pkgName); 12273 final boolean oldIsEphemeral 12274 = ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_EPHEMERAL) != 0); 12275 if (isEphemeral && !oldIsEphemeral) { 12276 // can't downgrade from full to ephemeral 12277 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12278 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12279 return; 12280 } 12281 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12282 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12283 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12284 if(!checkUpgradeKeySetLP(ps, pkg)) { 12285 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12286 "New package not signed by keys specified by upgrade-keysets: " 12287 + pkgName); 12288 return; 12289 } 12290 } else { 12291 // default to original signature matching 12292 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12293 != PackageManager.SIGNATURE_MATCH) { 12294 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12295 "New package has a different signature: " + pkgName); 12296 return; 12297 } 12298 } 12299 12300 // In case of rollback, remember per-user/profile install state 12301 allUsers = sUserManager.getUserIds(); 12302 perUserInstalled = new boolean[allUsers.length]; 12303 for (int i = 0; i < allUsers.length; i++) { 12304 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12305 } 12306 } 12307 12308 boolean sysPkg = (isSystemApp(oldPackage)); 12309 if (sysPkg) { 12310 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12311 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12312 } else { 12313 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12314 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12315 } 12316 } 12317 12318 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12319 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12320 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12321 String volumeUuid, PackageInstalledInfo res) { 12322 String pkgName = deletedPackage.packageName; 12323 boolean deletedPkg = true; 12324 boolean updatedSettings = false; 12325 12326 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12327 + deletedPackage); 12328 long origUpdateTime; 12329 if (pkg.mExtras != null) { 12330 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12331 } else { 12332 origUpdateTime = 0; 12333 } 12334 12335 // First delete the existing package while retaining the data directory 12336 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12337 res.removedInfo, true)) { 12338 // If the existing package wasn't successfully deleted 12339 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12340 deletedPkg = false; 12341 } else { 12342 // Successfully deleted the old package; proceed with replace. 12343 12344 // If deleted package lived in a container, give users a chance to 12345 // relinquish resources before killing. 12346 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12347 if (DEBUG_INSTALL) { 12348 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12349 } 12350 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12351 final ArrayList<String> pkgList = new ArrayList<String>(1); 12352 pkgList.add(deletedPackage.applicationInfo.packageName); 12353 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12354 } 12355 12356 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12357 try { 12358 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12359 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12360 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12361 perUserInstalled, res, user); 12362 updatedSettings = true; 12363 } catch (PackageManagerException e) { 12364 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12365 } 12366 } 12367 12368 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12369 // remove package from internal structures. Note that we want deletePackageX to 12370 // delete the package data and cache directories that it created in 12371 // scanPackageLocked, unless those directories existed before we even tried to 12372 // install. 12373 if(updatedSettings) { 12374 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12375 deletePackageLI( 12376 pkgName, null, true, allUsers, perUserInstalled, 12377 PackageManager.DELETE_KEEP_DATA, 12378 res.removedInfo, true); 12379 } 12380 // Since we failed to install the new package we need to restore the old 12381 // package that we deleted. 12382 if (deletedPkg) { 12383 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12384 File restoreFile = new File(deletedPackage.codePath); 12385 // Parse old package 12386 boolean oldExternal = isExternal(deletedPackage); 12387 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12388 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12389 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12390 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12391 try { 12392 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12393 null); 12394 } catch (PackageManagerException e) { 12395 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12396 + e.getMessage()); 12397 return; 12398 } 12399 // Restore of old package succeeded. Update permissions. 12400 // writer 12401 synchronized (mPackages) { 12402 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12403 UPDATE_PERMISSIONS_ALL); 12404 // can downgrade to reader 12405 mSettings.writeLPr(); 12406 } 12407 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12408 } 12409 } 12410 } 12411 12412 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12413 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12414 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12415 String volumeUuid, PackageInstalledInfo res) { 12416 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12417 + ", old=" + deletedPackage); 12418 boolean disabledSystem = false; 12419 boolean updatedSettings = false; 12420 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12421 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12422 != 0) { 12423 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12424 } 12425 String packageName = deletedPackage.packageName; 12426 if (packageName == null) { 12427 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12428 "Attempt to delete null packageName."); 12429 return; 12430 } 12431 PackageParser.Package oldPkg; 12432 PackageSetting oldPkgSetting; 12433 // reader 12434 synchronized (mPackages) { 12435 oldPkg = mPackages.get(packageName); 12436 oldPkgSetting = mSettings.mPackages.get(packageName); 12437 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12438 (oldPkgSetting == null)) { 12439 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12440 "Couldn't find package:" + packageName + " information"); 12441 return; 12442 } 12443 } 12444 12445 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12446 12447 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12448 res.removedInfo.removedPackage = packageName; 12449 // Remove existing system package 12450 removePackageLI(oldPkgSetting, true); 12451 // writer 12452 synchronized (mPackages) { 12453 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12454 if (!disabledSystem && deletedPackage != null) { 12455 // We didn't need to disable the .apk as a current system package, 12456 // which means we are replacing another update that is already 12457 // installed. We need to make sure to delete the older one's .apk. 12458 res.removedInfo.args = createInstallArgsForExisting(0, 12459 deletedPackage.applicationInfo.getCodePath(), 12460 deletedPackage.applicationInfo.getResourcePath(), 12461 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12462 } else { 12463 res.removedInfo.args = null; 12464 } 12465 } 12466 12467 // Successfully disabled the old package. Now proceed with re-installation 12468 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12469 12470 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12471 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12472 12473 PackageParser.Package newPackage = null; 12474 try { 12475 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12476 if (newPackage.mExtras != null) { 12477 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12478 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12479 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12480 12481 // is the update attempting to change shared user? that isn't going to work... 12482 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12483 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12484 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12485 + " to " + newPkgSetting.sharedUser); 12486 updatedSettings = true; 12487 } 12488 } 12489 12490 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12491 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12492 perUserInstalled, res, user); 12493 updatedSettings = true; 12494 } 12495 12496 } catch (PackageManagerException e) { 12497 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12498 } 12499 12500 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12501 // Re installation failed. Restore old information 12502 // Remove new pkg information 12503 if (newPackage != null) { 12504 removeInstalledPackageLI(newPackage, true); 12505 } 12506 // Add back the old system package 12507 try { 12508 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12509 } catch (PackageManagerException e) { 12510 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12511 } 12512 // Restore the old system information in Settings 12513 synchronized (mPackages) { 12514 if (disabledSystem) { 12515 mSettings.enableSystemPackageLPw(packageName); 12516 } 12517 if (updatedSettings) { 12518 mSettings.setInstallerPackageName(packageName, 12519 oldPkgSetting.installerPackageName); 12520 } 12521 mSettings.writeLPr(); 12522 } 12523 } 12524 } 12525 12526 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12527 // Collect all used permissions in the UID 12528 ArraySet<String> usedPermissions = new ArraySet<>(); 12529 final int packageCount = su.packages.size(); 12530 for (int i = 0; i < packageCount; i++) { 12531 PackageSetting ps = su.packages.valueAt(i); 12532 if (ps.pkg == null) { 12533 continue; 12534 } 12535 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12536 for (int j = 0; j < requestedPermCount; j++) { 12537 String permission = ps.pkg.requestedPermissions.get(j); 12538 BasePermission bp = mSettings.mPermissions.get(permission); 12539 if (bp != null) { 12540 usedPermissions.add(permission); 12541 } 12542 } 12543 } 12544 12545 PermissionsState permissionsState = su.getPermissionsState(); 12546 // Prune install permissions 12547 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12548 final int installPermCount = installPermStates.size(); 12549 for (int i = installPermCount - 1; i >= 0; i--) { 12550 PermissionState permissionState = installPermStates.get(i); 12551 if (!usedPermissions.contains(permissionState.getName())) { 12552 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12553 if (bp != null) { 12554 permissionsState.revokeInstallPermission(bp); 12555 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12556 PackageManager.MASK_PERMISSION_FLAGS, 0); 12557 } 12558 } 12559 } 12560 12561 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12562 12563 // Prune runtime permissions 12564 for (int userId : allUserIds) { 12565 List<PermissionState> runtimePermStates = permissionsState 12566 .getRuntimePermissionStates(userId); 12567 final int runtimePermCount = runtimePermStates.size(); 12568 for (int i = runtimePermCount - 1; i >= 0; i--) { 12569 PermissionState permissionState = runtimePermStates.get(i); 12570 if (!usedPermissions.contains(permissionState.getName())) { 12571 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12572 if (bp != null) { 12573 permissionsState.revokeRuntimePermission(bp, userId); 12574 permissionsState.updatePermissionFlags(bp, userId, 12575 PackageManager.MASK_PERMISSION_FLAGS, 0); 12576 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12577 runtimePermissionChangedUserIds, userId); 12578 } 12579 } 12580 } 12581 } 12582 12583 return runtimePermissionChangedUserIds; 12584 } 12585 12586 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12587 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12588 UserHandle user) { 12589 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12590 12591 String pkgName = newPackage.packageName; 12592 synchronized (mPackages) { 12593 //write settings. the installStatus will be incomplete at this stage. 12594 //note that the new package setting would have already been 12595 //added to mPackages. It hasn't been persisted yet. 12596 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12597 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12598 mSettings.writeLPr(); 12599 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12600 } 12601 12602 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12603 synchronized (mPackages) { 12604 updatePermissionsLPw(newPackage.packageName, newPackage, 12605 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12606 ? UPDATE_PERMISSIONS_ALL : 0)); 12607 // For system-bundled packages, we assume that installing an upgraded version 12608 // of the package implies that the user actually wants to run that new code, 12609 // so we enable the package. 12610 PackageSetting ps = mSettings.mPackages.get(pkgName); 12611 if (ps != null) { 12612 if (isSystemApp(newPackage)) { 12613 // NB: implicit assumption that system package upgrades apply to all users 12614 if (DEBUG_INSTALL) { 12615 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12616 } 12617 if (res.origUsers != null) { 12618 for (int userHandle : res.origUsers) { 12619 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12620 userHandle, installerPackageName); 12621 } 12622 } 12623 // Also convey the prior install/uninstall state 12624 if (allUsers != null && perUserInstalled != null) { 12625 for (int i = 0; i < allUsers.length; i++) { 12626 if (DEBUG_INSTALL) { 12627 Slog.d(TAG, " user " + allUsers[i] 12628 + " => " + perUserInstalled[i]); 12629 } 12630 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12631 } 12632 // these install state changes will be persisted in the 12633 // upcoming call to mSettings.writeLPr(). 12634 } 12635 } 12636 // It's implied that when a user requests installation, they want the app to be 12637 // installed and enabled. 12638 int userId = user.getIdentifier(); 12639 if (userId != UserHandle.USER_ALL) { 12640 ps.setInstalled(true, userId); 12641 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12642 } 12643 } 12644 res.name = pkgName; 12645 res.uid = newPackage.applicationInfo.uid; 12646 res.pkg = newPackage; 12647 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12648 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12649 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12650 //to update install status 12651 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12652 mSettings.writeLPr(); 12653 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12654 } 12655 12656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12657 } 12658 12659 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12660 try { 12661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12662 installPackageLI(args, res); 12663 } finally { 12664 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12665 } 12666 } 12667 12668 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12669 final int installFlags = args.installFlags; 12670 final String installerPackageName = args.installerPackageName; 12671 final String volumeUuid = args.volumeUuid; 12672 final File tmpPackageFile = new File(args.getCodePath()); 12673 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12674 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12675 || (args.volumeUuid != null)); 12676 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12677 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12678 boolean replace = false; 12679 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12680 if (args.move != null) { 12681 // moving a complete application; perfom an initial scan on the new install location 12682 scanFlags |= SCAN_INITIAL; 12683 } 12684 // Result object to be returned 12685 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12686 12687 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12688 12689 // Sanity check 12690 if (ephemeral && (forwardLocked || onExternal)) { 12691 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12692 + " external=" + onExternal); 12693 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12694 return; 12695 } 12696 12697 // Retrieve PackageSettings and parse package 12698 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12699 | PackageParser.PARSE_ENFORCE_CODE 12700 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12701 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12702 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12703 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12704 PackageParser pp = new PackageParser(); 12705 pp.setSeparateProcesses(mSeparateProcesses); 12706 pp.setDisplayMetrics(mMetrics); 12707 12708 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12709 final PackageParser.Package pkg; 12710 try { 12711 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12712 } catch (PackageParserException e) { 12713 res.setError("Failed parse during installPackageLI", e); 12714 return; 12715 } finally { 12716 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12717 } 12718 12719 // Mark that we have an install time CPU ABI override. 12720 pkg.cpuAbiOverride = args.abiOverride; 12721 12722 String pkgName = res.name = pkg.packageName; 12723 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12724 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12725 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12726 return; 12727 } 12728 } 12729 12730 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12731 try { 12732 pp.collectCertificates(pkg, parseFlags); 12733 } catch (PackageParserException e) { 12734 res.setError("Failed collect during installPackageLI", e); 12735 return; 12736 } finally { 12737 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12738 } 12739 12740 /* If the installer passed in a manifest digest, compare it now. */ 12741 if (args.manifestDigest != null) { 12742 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12743 try { 12744 pp.collectManifestDigest(pkg); 12745 } catch (PackageParserException e) { 12746 res.setError("Failed collect during installPackageLI", e); 12747 return; 12748 } finally { 12749 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12750 } 12751 12752 if (DEBUG_INSTALL) { 12753 final String parsedManifest = pkg.manifestDigest == null ? "null" 12754 : pkg.manifestDigest.toString(); 12755 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12756 + parsedManifest); 12757 } 12758 12759 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12760 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12761 return; 12762 } 12763 } else if (DEBUG_INSTALL) { 12764 final String parsedManifest = pkg.manifestDigest == null 12765 ? "null" : pkg.manifestDigest.toString(); 12766 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12767 } 12768 12769 // Get rid of all references to package scan path via parser. 12770 pp = null; 12771 String oldCodePath = null; 12772 boolean systemApp = false; 12773 synchronized (mPackages) { 12774 // Check if installing already existing package 12775 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12776 String oldName = mSettings.mRenamedPackages.get(pkgName); 12777 if (pkg.mOriginalPackages != null 12778 && pkg.mOriginalPackages.contains(oldName) 12779 && mPackages.containsKey(oldName)) { 12780 // This package is derived from an original package, 12781 // and this device has been updating from that original 12782 // name. We must continue using the original name, so 12783 // rename the new package here. 12784 pkg.setPackageName(oldName); 12785 pkgName = pkg.packageName; 12786 replace = true; 12787 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12788 + oldName + " pkgName=" + pkgName); 12789 } else if (mPackages.containsKey(pkgName)) { 12790 // This package, under its official name, already exists 12791 // on the device; we should replace it. 12792 replace = true; 12793 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12794 } 12795 12796 // Prevent apps opting out from runtime permissions 12797 if (replace) { 12798 PackageParser.Package oldPackage = mPackages.get(pkgName); 12799 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12800 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12801 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12802 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12803 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12804 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12805 + " doesn't support runtime permissions but the old" 12806 + " target SDK " + oldTargetSdk + " does."); 12807 return; 12808 } 12809 } 12810 } 12811 12812 PackageSetting ps = mSettings.mPackages.get(pkgName); 12813 if (ps != null) { 12814 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12815 12816 // Quick sanity check that we're signed correctly if updating; 12817 // we'll check this again later when scanning, but we want to 12818 // bail early here before tripping over redefined permissions. 12819 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12820 if (!checkUpgradeKeySetLP(ps, pkg)) { 12821 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12822 + pkg.packageName + " upgrade keys do not match the " 12823 + "previously installed version"); 12824 return; 12825 } 12826 } else { 12827 try { 12828 verifySignaturesLP(ps, pkg); 12829 } catch (PackageManagerException e) { 12830 res.setError(e.error, e.getMessage()); 12831 return; 12832 } 12833 } 12834 12835 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12836 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12837 systemApp = (ps.pkg.applicationInfo.flags & 12838 ApplicationInfo.FLAG_SYSTEM) != 0; 12839 } 12840 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12841 } 12842 12843 // Check whether the newly-scanned package wants to define an already-defined perm 12844 int N = pkg.permissions.size(); 12845 for (int i = N-1; i >= 0; i--) { 12846 PackageParser.Permission perm = pkg.permissions.get(i); 12847 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12848 if (bp != null) { 12849 // If the defining package is signed with our cert, it's okay. This 12850 // also includes the "updating the same package" case, of course. 12851 // "updating same package" could also involve key-rotation. 12852 final boolean sigsOk; 12853 if (bp.sourcePackage.equals(pkg.packageName) 12854 && (bp.packageSetting instanceof PackageSetting) 12855 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12856 scanFlags))) { 12857 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12858 } else { 12859 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12860 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12861 } 12862 if (!sigsOk) { 12863 // If the owning package is the system itself, we log but allow 12864 // install to proceed; we fail the install on all other permission 12865 // redefinitions. 12866 if (!bp.sourcePackage.equals("android")) { 12867 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12868 + pkg.packageName + " attempting to redeclare permission " 12869 + perm.info.name + " already owned by " + bp.sourcePackage); 12870 res.origPermission = perm.info.name; 12871 res.origPackage = bp.sourcePackage; 12872 return; 12873 } else { 12874 Slog.w(TAG, "Package " + pkg.packageName 12875 + " attempting to redeclare system permission " 12876 + perm.info.name + "; ignoring new declaration"); 12877 pkg.permissions.remove(i); 12878 } 12879 } 12880 } 12881 } 12882 12883 } 12884 12885 if (systemApp) { 12886 if (onExternal) { 12887 // Abort update; system app can't be replaced with app on sdcard 12888 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12889 "Cannot install updates to system apps on sdcard"); 12890 return; 12891 } else if (ephemeral) { 12892 // Abort update; system app can't be replaced with an ephemeral app 12893 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12894 "Cannot update a system app with an ephemeral app"); 12895 return; 12896 } 12897 } 12898 12899 if (args.move != null) { 12900 // We did an in-place move, so dex is ready to roll 12901 scanFlags |= SCAN_NO_DEX; 12902 scanFlags |= SCAN_MOVE; 12903 12904 synchronized (mPackages) { 12905 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12906 if (ps == null) { 12907 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12908 "Missing settings for moved package " + pkgName); 12909 } 12910 12911 // We moved the entire application as-is, so bring over the 12912 // previously derived ABI information. 12913 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12914 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12915 } 12916 12917 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12918 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12919 scanFlags |= SCAN_NO_DEX; 12920 12921 try { 12922 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12923 true /* extract libs */); 12924 } catch (PackageManagerException pme) { 12925 Slog.e(TAG, "Error deriving application ABI", pme); 12926 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12927 return; 12928 } 12929 } 12930 12931 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12932 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12933 return; 12934 } 12935 12936 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12937 12938 if (replace) { 12939 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12940 installerPackageName, volumeUuid, res); 12941 } else { 12942 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12943 args.user, installerPackageName, volumeUuid, res); 12944 } 12945 synchronized (mPackages) { 12946 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12947 if (ps != null) { 12948 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12949 } 12950 } 12951 } 12952 12953 private void startIntentFilterVerifications(int userId, boolean replacing, 12954 PackageParser.Package pkg) { 12955 if (mIntentFilterVerifierComponent == null) { 12956 Slog.w(TAG, "No IntentFilter verification will not be done as " 12957 + "there is no IntentFilterVerifier available!"); 12958 return; 12959 } 12960 12961 final int verifierUid = getPackageUid( 12962 mIntentFilterVerifierComponent.getPackageName(), 12963 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 12964 12965 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12966 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12967 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12968 mHandler.sendMessage(msg); 12969 } 12970 12971 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12972 PackageParser.Package pkg) { 12973 int size = pkg.activities.size(); 12974 if (size == 0) { 12975 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12976 "No activity, so no need to verify any IntentFilter!"); 12977 return; 12978 } 12979 12980 final boolean hasDomainURLs = hasDomainURLs(pkg); 12981 if (!hasDomainURLs) { 12982 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12983 "No domain URLs, so no need to verify any IntentFilter!"); 12984 return; 12985 } 12986 12987 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12988 + " if any IntentFilter from the " + size 12989 + " Activities needs verification ..."); 12990 12991 int count = 0; 12992 final String packageName = pkg.packageName; 12993 12994 synchronized (mPackages) { 12995 // If this is a new install and we see that we've already run verification for this 12996 // package, we have nothing to do: it means the state was restored from backup. 12997 if (!replacing) { 12998 IntentFilterVerificationInfo ivi = 12999 mSettings.getIntentFilterVerificationLPr(packageName); 13000 if (ivi != null) { 13001 if (DEBUG_DOMAIN_VERIFICATION) { 13002 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13003 + ivi.getStatusString()); 13004 } 13005 return; 13006 } 13007 } 13008 13009 // If any filters need to be verified, then all need to be. 13010 boolean needToVerify = false; 13011 for (PackageParser.Activity a : pkg.activities) { 13012 for (ActivityIntentInfo filter : a.intents) { 13013 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13014 if (DEBUG_DOMAIN_VERIFICATION) { 13015 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13016 } 13017 needToVerify = true; 13018 break; 13019 } 13020 } 13021 } 13022 13023 if (needToVerify) { 13024 final int verificationId = mIntentFilterVerificationToken++; 13025 for (PackageParser.Activity a : pkg.activities) { 13026 for (ActivityIntentInfo filter : a.intents) { 13027 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13028 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13029 "Verification needed for IntentFilter:" + filter.toString()); 13030 mIntentFilterVerifier.addOneIntentFilterVerification( 13031 verifierUid, userId, verificationId, filter, packageName); 13032 count++; 13033 } 13034 } 13035 } 13036 } 13037 } 13038 13039 if (count > 0) { 13040 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13041 + " IntentFilter verification" + (count > 1 ? "s" : "") 13042 + " for userId:" + userId); 13043 mIntentFilterVerifier.startVerifications(userId); 13044 } else { 13045 if (DEBUG_DOMAIN_VERIFICATION) { 13046 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13047 } 13048 } 13049 } 13050 13051 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13052 final ComponentName cn = filter.activity.getComponentName(); 13053 final String packageName = cn.getPackageName(); 13054 13055 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13056 packageName); 13057 if (ivi == null) { 13058 return true; 13059 } 13060 int status = ivi.getStatus(); 13061 switch (status) { 13062 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13063 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13064 return true; 13065 13066 default: 13067 // Nothing to do 13068 return false; 13069 } 13070 } 13071 13072 private static boolean isMultiArch(PackageSetting ps) { 13073 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13074 } 13075 13076 private static boolean isMultiArch(ApplicationInfo info) { 13077 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13078 } 13079 13080 private static boolean isExternal(PackageParser.Package pkg) { 13081 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13082 } 13083 13084 private static boolean isExternal(PackageSetting ps) { 13085 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13086 } 13087 13088 private static boolean isExternal(ApplicationInfo info) { 13089 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13090 } 13091 13092 private static boolean isEphemeral(PackageParser.Package pkg) { 13093 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EPHEMERAL) != 0; 13094 } 13095 13096 private static boolean isEphemeral(PackageSetting ps) { 13097 return (ps.pkgFlags & ApplicationInfo.FLAG_EPHEMERAL) != 0; 13098 } 13099 13100 private static boolean isSystemApp(PackageParser.Package pkg) { 13101 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13102 } 13103 13104 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13105 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13106 } 13107 13108 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13109 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13110 } 13111 13112 private static boolean isSystemApp(PackageSetting ps) { 13113 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13114 } 13115 13116 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13117 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13118 } 13119 13120 private int packageFlagsToInstallFlags(PackageSetting ps) { 13121 int installFlags = 0; 13122 if (isEphemeral(ps)) { 13123 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13124 } 13125 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13126 // This existing package was an external ASEC install when we have 13127 // the external flag without a UUID 13128 installFlags |= PackageManager.INSTALL_EXTERNAL; 13129 } 13130 if (ps.isForwardLocked()) { 13131 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13132 } 13133 return installFlags; 13134 } 13135 13136 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13137 if (isExternal(pkg)) { 13138 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13139 return StorageManager.UUID_PRIMARY_PHYSICAL; 13140 } else { 13141 return pkg.volumeUuid; 13142 } 13143 } else { 13144 return StorageManager.UUID_PRIVATE_INTERNAL; 13145 } 13146 } 13147 13148 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13149 if (isExternal(pkg)) { 13150 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13151 return mSettings.getExternalVersion(); 13152 } else { 13153 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13154 } 13155 } else { 13156 return mSettings.getInternalVersion(); 13157 } 13158 } 13159 13160 private void deleteTempPackageFiles() { 13161 final FilenameFilter filter = new FilenameFilter() { 13162 public boolean accept(File dir, String name) { 13163 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13164 } 13165 }; 13166 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13167 file.delete(); 13168 } 13169 } 13170 13171 @Override 13172 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13173 int flags) { 13174 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13175 flags); 13176 } 13177 13178 @Override 13179 public void deletePackage(final String packageName, 13180 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13181 mContext.enforceCallingOrSelfPermission( 13182 android.Manifest.permission.DELETE_PACKAGES, null); 13183 Preconditions.checkNotNull(packageName); 13184 Preconditions.checkNotNull(observer); 13185 final int uid = Binder.getCallingUid(); 13186 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13187 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13188 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13189 mContext.enforceCallingOrSelfPermission( 13190 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13191 "deletePackage for user " + userId); 13192 } 13193 13194 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13195 try { 13196 observer.onPackageDeleted(packageName, 13197 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13198 } catch (RemoteException re) { 13199 } 13200 return; 13201 } 13202 13203 for (int currentUserId : users) { 13204 if (getBlockUninstallForUser(packageName, currentUserId)) { 13205 try { 13206 observer.onPackageDeleted(packageName, 13207 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13208 } catch (RemoteException re) { 13209 } 13210 return; 13211 } 13212 } 13213 13214 if (DEBUG_REMOVE) { 13215 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13216 } 13217 // Queue up an async operation since the package deletion may take a little while. 13218 mHandler.post(new Runnable() { 13219 public void run() { 13220 mHandler.removeCallbacks(this); 13221 final int returnCode = deletePackageX(packageName, userId, flags); 13222 try { 13223 observer.onPackageDeleted(packageName, returnCode, null); 13224 } catch (RemoteException e) { 13225 Log.i(TAG, "Observer no longer exists."); 13226 } //end catch 13227 } //end run 13228 }); 13229 } 13230 13231 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13232 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13233 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13234 try { 13235 if (dpm != null) { 13236 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13237 /* callingUserOnly =*/ false); 13238 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13239 : deviceOwnerComponentName.getPackageName(); 13240 // Does the package contains the device owner? 13241 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13242 // this check is probably not needed, since DO should be registered as a device 13243 // admin on some user too. (Original bug for this: b/17657954) 13244 if (packageName.equals(deviceOwnerPackageName)) { 13245 return true; 13246 } 13247 // Does it contain a device admin for any user? 13248 int[] users; 13249 if (userId == UserHandle.USER_ALL) { 13250 users = sUserManager.getUserIds(); 13251 } else { 13252 users = new int[]{userId}; 13253 } 13254 for (int i = 0; i < users.length; ++i) { 13255 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13256 return true; 13257 } 13258 } 13259 } 13260 } catch (RemoteException e) { 13261 } 13262 return false; 13263 } 13264 13265 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13266 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13267 } 13268 13269 /** 13270 * This method is an internal method that could be get invoked either 13271 * to delete an installed package or to clean up a failed installation. 13272 * After deleting an installed package, a broadcast is sent to notify any 13273 * listeners that the package has been installed. For cleaning up a failed 13274 * installation, the broadcast is not necessary since the package's 13275 * installation wouldn't have sent the initial broadcast either 13276 * The key steps in deleting a package are 13277 * deleting the package information in internal structures like mPackages, 13278 * deleting the packages base directories through installd 13279 * updating mSettings to reflect current status 13280 * persisting settings for later use 13281 * sending a broadcast if necessary 13282 */ 13283 private int deletePackageX(String packageName, int userId, int flags) { 13284 final PackageRemovedInfo info = new PackageRemovedInfo(); 13285 final boolean res; 13286 13287 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13288 ? UserHandle.ALL : new UserHandle(userId); 13289 13290 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13291 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13292 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13293 } 13294 13295 boolean removedForAllUsers = false; 13296 boolean systemUpdate = false; 13297 13298 // for the uninstall-updates case and restricted profiles, remember the per- 13299 // userhandle installed state 13300 int[] allUsers; 13301 boolean[] perUserInstalled; 13302 synchronized (mPackages) { 13303 PackageSetting ps = mSettings.mPackages.get(packageName); 13304 allUsers = sUserManager.getUserIds(); 13305 perUserInstalled = new boolean[allUsers.length]; 13306 for (int i = 0; i < allUsers.length; i++) { 13307 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13308 } 13309 } 13310 13311 synchronized (mInstallLock) { 13312 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13313 res = deletePackageLI(packageName, removeForUser, 13314 true, allUsers, perUserInstalled, 13315 flags | REMOVE_CHATTY, info, true); 13316 systemUpdate = info.isRemovedPackageSystemUpdate; 13317 if (res && !systemUpdate && mPackages.get(packageName) == null) { 13318 removedForAllUsers = true; 13319 } 13320 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13321 + " removedForAllUsers=" + removedForAllUsers); 13322 } 13323 13324 if (res) { 13325 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13326 13327 // If the removed package was a system update, the old system package 13328 // was re-enabled; we need to broadcast this information 13329 if (systemUpdate) { 13330 Bundle extras = new Bundle(1); 13331 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13332 ? info.removedAppId : info.uid); 13333 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13334 13335 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13336 extras, 0, null, null, null); 13337 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13338 extras, 0, null, null, null); 13339 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13340 null, 0, packageName, null, null); 13341 } 13342 } 13343 // Force a gc here. 13344 Runtime.getRuntime().gc(); 13345 // Delete the resources here after sending the broadcast to let 13346 // other processes clean up before deleting resources. 13347 if (info.args != null) { 13348 synchronized (mInstallLock) { 13349 info.args.doPostDeleteLI(true); 13350 } 13351 } 13352 13353 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13354 } 13355 13356 class PackageRemovedInfo { 13357 String removedPackage; 13358 int uid = -1; 13359 int removedAppId = -1; 13360 int[] removedUsers = null; 13361 boolean isRemovedPackageSystemUpdate = false; 13362 // Clean up resources deleted packages. 13363 InstallArgs args = null; 13364 13365 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13366 Bundle extras = new Bundle(1); 13367 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13368 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13369 if (replacing) { 13370 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13371 } 13372 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13373 if (removedPackage != null) { 13374 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13375 extras, 0, null, null, removedUsers); 13376 if (fullRemove && !replacing) { 13377 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13378 extras, 0, null, null, removedUsers); 13379 } 13380 } 13381 if (removedAppId >= 0) { 13382 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13383 removedUsers); 13384 } 13385 } 13386 } 13387 13388 /* 13389 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13390 * flag is not set, the data directory is removed as well. 13391 * make sure this flag is set for partially installed apps. If not its meaningless to 13392 * delete a partially installed application. 13393 */ 13394 private void removePackageDataLI(PackageSetting ps, 13395 int[] allUserHandles, boolean[] perUserInstalled, 13396 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13397 String packageName = ps.name; 13398 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13399 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13400 // Retrieve object to delete permissions for shared user later on 13401 final PackageSetting deletedPs; 13402 // reader 13403 synchronized (mPackages) { 13404 deletedPs = mSettings.mPackages.get(packageName); 13405 if (outInfo != null) { 13406 outInfo.removedPackage = packageName; 13407 outInfo.removedUsers = deletedPs != null 13408 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13409 : null; 13410 } 13411 } 13412 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13413 removeDataDirsLI(ps.volumeUuid, packageName); 13414 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13415 } 13416 // writer 13417 synchronized (mPackages) { 13418 if (deletedPs != null) { 13419 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13420 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13421 clearDefaultBrowserIfNeeded(packageName); 13422 if (outInfo != null) { 13423 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13424 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13425 } 13426 updatePermissionsLPw(deletedPs.name, null, 0); 13427 if (deletedPs.sharedUser != null) { 13428 // Remove permissions associated with package. Since runtime 13429 // permissions are per user we have to kill the removed package 13430 // or packages running under the shared user of the removed 13431 // package if revoking the permissions requested only by the removed 13432 // package is successful and this causes a change in gids. 13433 for (int userId : UserManagerService.getInstance().getUserIds()) { 13434 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13435 userId); 13436 if (userIdToKill == UserHandle.USER_ALL 13437 || userIdToKill >= UserHandle.USER_SYSTEM) { 13438 // If gids changed for this user, kill all affected packages. 13439 mHandler.post(new Runnable() { 13440 @Override 13441 public void run() { 13442 // This has to happen with no lock held. 13443 killApplication(deletedPs.name, deletedPs.appId, 13444 KILL_APP_REASON_GIDS_CHANGED); 13445 } 13446 }); 13447 break; 13448 } 13449 } 13450 } 13451 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13452 } 13453 // make sure to preserve per-user disabled state if this removal was just 13454 // a downgrade of a system app to the factory package 13455 if (allUserHandles != null && perUserInstalled != null) { 13456 if (DEBUG_REMOVE) { 13457 Slog.d(TAG, "Propagating install state across downgrade"); 13458 } 13459 for (int i = 0; i < allUserHandles.length; i++) { 13460 if (DEBUG_REMOVE) { 13461 Slog.d(TAG, " user " + allUserHandles[i] 13462 + " => " + perUserInstalled[i]); 13463 } 13464 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13465 } 13466 } 13467 } 13468 // can downgrade to reader 13469 if (writeSettings) { 13470 // Save settings now 13471 mSettings.writeLPr(); 13472 } 13473 } 13474 if (outInfo != null) { 13475 // A user ID was deleted here. Go through all users and remove it 13476 // from KeyStore. 13477 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13478 } 13479 } 13480 13481 static boolean locationIsPrivileged(File path) { 13482 try { 13483 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13484 .getCanonicalPath(); 13485 return path.getCanonicalPath().startsWith(privilegedAppDir); 13486 } catch (IOException e) { 13487 Slog.e(TAG, "Unable to access code path " + path); 13488 } 13489 return false; 13490 } 13491 13492 /* 13493 * Tries to delete system package. 13494 */ 13495 private boolean deleteSystemPackageLI(PackageSetting newPs, 13496 int[] allUserHandles, boolean[] perUserInstalled, 13497 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13498 final boolean applyUserRestrictions 13499 = (allUserHandles != null) && (perUserInstalled != null); 13500 PackageSetting disabledPs = null; 13501 // Confirm if the system package has been updated 13502 // An updated system app can be deleted. This will also have to restore 13503 // the system pkg from system partition 13504 // reader 13505 synchronized (mPackages) { 13506 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13507 } 13508 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13509 + " disabledPs=" + disabledPs); 13510 if (disabledPs == null) { 13511 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13512 return false; 13513 } else if (DEBUG_REMOVE) { 13514 Slog.d(TAG, "Deleting system pkg from data partition"); 13515 } 13516 if (DEBUG_REMOVE) { 13517 if (applyUserRestrictions) { 13518 Slog.d(TAG, "Remembering install states:"); 13519 for (int i = 0; i < allUserHandles.length; i++) { 13520 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13521 } 13522 } 13523 } 13524 // Delete the updated package 13525 outInfo.isRemovedPackageSystemUpdate = true; 13526 if (disabledPs.versionCode < newPs.versionCode) { 13527 // Delete data for downgrades 13528 flags &= ~PackageManager.DELETE_KEEP_DATA; 13529 } else { 13530 // Preserve data by setting flag 13531 flags |= PackageManager.DELETE_KEEP_DATA; 13532 } 13533 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13534 allUserHandles, perUserInstalled, outInfo, writeSettings); 13535 if (!ret) { 13536 return false; 13537 } 13538 // writer 13539 synchronized (mPackages) { 13540 // Reinstate the old system package 13541 mSettings.enableSystemPackageLPw(newPs.name); 13542 // Remove any native libraries from the upgraded package. 13543 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13544 } 13545 // Install the system package 13546 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13547 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13548 if (locationIsPrivileged(disabledPs.codePath)) { 13549 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13550 } 13551 13552 final PackageParser.Package newPkg; 13553 try { 13554 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13555 } catch (PackageManagerException e) { 13556 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13557 return false; 13558 } 13559 13560 // writer 13561 synchronized (mPackages) { 13562 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13563 13564 // Propagate the permissions state as we do not want to drop on the floor 13565 // runtime permissions. The update permissions method below will take 13566 // care of removing obsolete permissions and grant install permissions. 13567 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13568 updatePermissionsLPw(newPkg.packageName, newPkg, 13569 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13570 13571 if (applyUserRestrictions) { 13572 if (DEBUG_REMOVE) { 13573 Slog.d(TAG, "Propagating install state across reinstall"); 13574 } 13575 for (int i = 0; i < allUserHandles.length; i++) { 13576 if (DEBUG_REMOVE) { 13577 Slog.d(TAG, " user " + allUserHandles[i] 13578 + " => " + perUserInstalled[i]); 13579 } 13580 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13581 13582 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13583 } 13584 // Regardless of writeSettings we need to ensure that this restriction 13585 // state propagation is persisted 13586 mSettings.writeAllUsersPackageRestrictionsLPr(); 13587 } 13588 // can downgrade to reader here 13589 if (writeSettings) { 13590 mSettings.writeLPr(); 13591 } 13592 } 13593 return true; 13594 } 13595 13596 private boolean deleteInstalledPackageLI(PackageSetting ps, 13597 boolean deleteCodeAndResources, int flags, 13598 int[] allUserHandles, boolean[] perUserInstalled, 13599 PackageRemovedInfo outInfo, boolean writeSettings) { 13600 if (outInfo != null) { 13601 outInfo.uid = ps.appId; 13602 } 13603 13604 // Delete package data from internal structures and also remove data if flag is set 13605 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13606 13607 // Delete application code and resources 13608 if (deleteCodeAndResources && (outInfo != null)) { 13609 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13610 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13611 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13612 } 13613 return true; 13614 } 13615 13616 @Override 13617 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13618 int userId) { 13619 mContext.enforceCallingOrSelfPermission( 13620 android.Manifest.permission.DELETE_PACKAGES, null); 13621 synchronized (mPackages) { 13622 PackageSetting ps = mSettings.mPackages.get(packageName); 13623 if (ps == null) { 13624 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13625 return false; 13626 } 13627 if (!ps.getInstalled(userId)) { 13628 // Can't block uninstall for an app that is not installed or enabled. 13629 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13630 return false; 13631 } 13632 ps.setBlockUninstall(blockUninstall, userId); 13633 mSettings.writePackageRestrictionsLPr(userId); 13634 } 13635 return true; 13636 } 13637 13638 @Override 13639 public boolean getBlockUninstallForUser(String packageName, int userId) { 13640 synchronized (mPackages) { 13641 PackageSetting ps = mSettings.mPackages.get(packageName); 13642 if (ps == null) { 13643 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13644 return false; 13645 } 13646 return ps.getBlockUninstall(userId); 13647 } 13648 } 13649 13650 /* 13651 * This method handles package deletion in general 13652 */ 13653 private boolean deletePackageLI(String packageName, UserHandle user, 13654 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13655 int flags, PackageRemovedInfo outInfo, 13656 boolean writeSettings) { 13657 if (packageName == null) { 13658 Slog.w(TAG, "Attempt to delete null packageName."); 13659 return false; 13660 } 13661 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13662 PackageSetting ps; 13663 boolean dataOnly = false; 13664 int removeUser = -1; 13665 int appId = -1; 13666 synchronized (mPackages) { 13667 ps = mSettings.mPackages.get(packageName); 13668 if (ps == null) { 13669 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13670 return false; 13671 } 13672 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13673 && user.getIdentifier() != UserHandle.USER_ALL) { 13674 // The caller is asking that the package only be deleted for a single 13675 // user. To do this, we just mark its uninstalled state and delete 13676 // its data. If this is a system app, we only allow this to happen if 13677 // they have set the special DELETE_SYSTEM_APP which requests different 13678 // semantics than normal for uninstalling system apps. 13679 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13680 final int userId = user.getIdentifier(); 13681 ps.setUserState(userId, 13682 COMPONENT_ENABLED_STATE_DEFAULT, 13683 false, //installed 13684 true, //stopped 13685 true, //notLaunched 13686 false, //hidden 13687 null, null, null, 13688 false, // blockUninstall 13689 ps.readUserState(userId).domainVerificationStatus, 0); 13690 if (!isSystemApp(ps)) { 13691 // Do not uninstall the APK if an app should be cached 13692 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13693 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13694 // Other user still have this package installed, so all 13695 // we need to do is clear this user's data and save that 13696 // it is uninstalled. 13697 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13698 removeUser = user.getIdentifier(); 13699 appId = ps.appId; 13700 scheduleWritePackageRestrictionsLocked(removeUser); 13701 } else { 13702 // We need to set it back to 'installed' so the uninstall 13703 // broadcasts will be sent correctly. 13704 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13705 ps.setInstalled(true, user.getIdentifier()); 13706 } 13707 } else { 13708 // This is a system app, so we assume that the 13709 // other users still have this package installed, so all 13710 // we need to do is clear this user's data and save that 13711 // it is uninstalled. 13712 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13713 removeUser = user.getIdentifier(); 13714 appId = ps.appId; 13715 scheduleWritePackageRestrictionsLocked(removeUser); 13716 } 13717 } 13718 } 13719 13720 if (removeUser >= 0) { 13721 // From above, we determined that we are deleting this only 13722 // for a single user. Continue the work here. 13723 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13724 if (outInfo != null) { 13725 outInfo.removedPackage = packageName; 13726 outInfo.removedAppId = appId; 13727 outInfo.removedUsers = new int[] {removeUser}; 13728 } 13729 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13730 removeKeystoreDataIfNeeded(removeUser, appId); 13731 schedulePackageCleaning(packageName, removeUser, false); 13732 synchronized (mPackages) { 13733 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13734 scheduleWritePackageRestrictionsLocked(removeUser); 13735 } 13736 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13737 } 13738 return true; 13739 } 13740 13741 if (dataOnly) { 13742 // Delete application data first 13743 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13744 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13745 return true; 13746 } 13747 13748 boolean ret = false; 13749 if (isSystemApp(ps)) { 13750 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13751 // When an updated system application is deleted we delete the existing resources as well and 13752 // fall back to existing code in system partition 13753 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13754 flags, outInfo, writeSettings); 13755 } else { 13756 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13757 // Kill application pre-emptively especially for apps on sd. 13758 killApplication(packageName, ps.appId, "uninstall pkg"); 13759 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13760 allUserHandles, perUserInstalled, 13761 outInfo, writeSettings); 13762 } 13763 13764 return ret; 13765 } 13766 13767 private final class ClearStorageConnection implements ServiceConnection { 13768 IMediaContainerService mContainerService; 13769 13770 @Override 13771 public void onServiceConnected(ComponentName name, IBinder service) { 13772 synchronized (this) { 13773 mContainerService = IMediaContainerService.Stub.asInterface(service); 13774 notifyAll(); 13775 } 13776 } 13777 13778 @Override 13779 public void onServiceDisconnected(ComponentName name) { 13780 } 13781 } 13782 13783 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13784 final boolean mounted; 13785 if (Environment.isExternalStorageEmulated()) { 13786 mounted = true; 13787 } else { 13788 final String status = Environment.getExternalStorageState(); 13789 13790 mounted = status.equals(Environment.MEDIA_MOUNTED) 13791 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13792 } 13793 13794 if (!mounted) { 13795 return; 13796 } 13797 13798 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13799 int[] users; 13800 if (userId == UserHandle.USER_ALL) { 13801 users = sUserManager.getUserIds(); 13802 } else { 13803 users = new int[] { userId }; 13804 } 13805 final ClearStorageConnection conn = new ClearStorageConnection(); 13806 if (mContext.bindServiceAsUser( 13807 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13808 try { 13809 for (int curUser : users) { 13810 long timeout = SystemClock.uptimeMillis() + 5000; 13811 synchronized (conn) { 13812 long now = SystemClock.uptimeMillis(); 13813 while (conn.mContainerService == null && now < timeout) { 13814 try { 13815 conn.wait(timeout - now); 13816 } catch (InterruptedException e) { 13817 } 13818 } 13819 } 13820 if (conn.mContainerService == null) { 13821 return; 13822 } 13823 13824 final UserEnvironment userEnv = new UserEnvironment(curUser); 13825 clearDirectory(conn.mContainerService, 13826 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13827 if (allData) { 13828 clearDirectory(conn.mContainerService, 13829 userEnv.buildExternalStorageAppDataDirs(packageName)); 13830 clearDirectory(conn.mContainerService, 13831 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13832 } 13833 } 13834 } finally { 13835 mContext.unbindService(conn); 13836 } 13837 } 13838 } 13839 13840 @Override 13841 public void clearApplicationUserData(final String packageName, 13842 final IPackageDataObserver observer, final int userId) { 13843 mContext.enforceCallingOrSelfPermission( 13844 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13845 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13846 // Queue up an async operation since the package deletion may take a little while. 13847 mHandler.post(new Runnable() { 13848 public void run() { 13849 mHandler.removeCallbacks(this); 13850 final boolean succeeded; 13851 synchronized (mInstallLock) { 13852 succeeded = clearApplicationUserDataLI(packageName, userId); 13853 } 13854 clearExternalStorageDataSync(packageName, userId, true); 13855 if (succeeded) { 13856 // invoke DeviceStorageMonitor's update method to clear any notifications 13857 DeviceStorageMonitorInternal 13858 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13859 if (dsm != null) { 13860 dsm.checkMemory(); 13861 } 13862 } 13863 if(observer != null) { 13864 try { 13865 observer.onRemoveCompleted(packageName, succeeded); 13866 } catch (RemoteException e) { 13867 Log.i(TAG, "Observer no longer exists."); 13868 } 13869 } //end if observer 13870 } //end run 13871 }); 13872 } 13873 13874 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13875 if (packageName == null) { 13876 Slog.w(TAG, "Attempt to delete null packageName."); 13877 return false; 13878 } 13879 13880 // Try finding details about the requested package 13881 PackageParser.Package pkg; 13882 synchronized (mPackages) { 13883 pkg = mPackages.get(packageName); 13884 if (pkg == null) { 13885 final PackageSetting ps = mSettings.mPackages.get(packageName); 13886 if (ps != null) { 13887 pkg = ps.pkg; 13888 } 13889 } 13890 13891 if (pkg == null) { 13892 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13893 return false; 13894 } 13895 13896 PackageSetting ps = (PackageSetting) pkg.mExtras; 13897 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13898 } 13899 13900 // Always delete data directories for package, even if we found no other 13901 // record of app. This helps users recover from UID mismatches without 13902 // resorting to a full data wipe. 13903 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13904 if (retCode < 0) { 13905 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13906 return false; 13907 } 13908 13909 final int appId = pkg.applicationInfo.uid; 13910 removeKeystoreDataIfNeeded(userId, appId); 13911 13912 // Create a native library symlink only if we have native libraries 13913 // and if the native libraries are 32 bit libraries. We do not provide 13914 // this symlink for 64 bit libraries. 13915 if (pkg.applicationInfo.primaryCpuAbi != null && 13916 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13917 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13918 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13919 nativeLibPath, userId) < 0) { 13920 Slog.w(TAG, "Failed linking native library dir"); 13921 return false; 13922 } 13923 } 13924 13925 return true; 13926 } 13927 13928 /** 13929 * Reverts user permission state changes (permissions and flags) in 13930 * all packages for a given user. 13931 * 13932 * @param userId The device user for which to do a reset. 13933 */ 13934 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13935 final int packageCount = mPackages.size(); 13936 for (int i = 0; i < packageCount; i++) { 13937 PackageParser.Package pkg = mPackages.valueAt(i); 13938 PackageSetting ps = (PackageSetting) pkg.mExtras; 13939 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13940 } 13941 } 13942 13943 /** 13944 * Reverts user permission state changes (permissions and flags). 13945 * 13946 * @param ps The package for which to reset. 13947 * @param userId The device user for which to do a reset. 13948 */ 13949 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13950 final PackageSetting ps, final int userId) { 13951 if (ps.pkg == null) { 13952 return; 13953 } 13954 13955 // These are flags that can change base on user actions. 13956 final int userSettableMask = FLAG_PERMISSION_USER_SET 13957 | FLAG_PERMISSION_USER_FIXED 13958 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 13959 | FLAG_PERMISSION_REVIEW_REQUIRED; 13960 13961 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13962 | FLAG_PERMISSION_POLICY_FIXED; 13963 13964 boolean writeInstallPermissions = false; 13965 boolean writeRuntimePermissions = false; 13966 13967 final int permissionCount = ps.pkg.requestedPermissions.size(); 13968 for (int i = 0; i < permissionCount; i++) { 13969 String permission = ps.pkg.requestedPermissions.get(i); 13970 13971 BasePermission bp = mSettings.mPermissions.get(permission); 13972 if (bp == null) { 13973 continue; 13974 } 13975 13976 // If shared user we just reset the state to which only this app contributed. 13977 if (ps.sharedUser != null) { 13978 boolean used = false; 13979 final int packageCount = ps.sharedUser.packages.size(); 13980 for (int j = 0; j < packageCount; j++) { 13981 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13982 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13983 && pkg.pkg.requestedPermissions.contains(permission)) { 13984 used = true; 13985 break; 13986 } 13987 } 13988 if (used) { 13989 continue; 13990 } 13991 } 13992 13993 PermissionsState permissionsState = ps.getPermissionsState(); 13994 13995 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13996 13997 // Always clear the user settable flags. 13998 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13999 bp.name) != null; 14000 // If permission review is enabled and this is a legacy app, mark the 14001 // permission as requiring a review as this is the initial state. 14002 int flags = 0; 14003 if (Build.PERMISSIONS_REVIEW_REQUIRED 14004 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14005 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14006 } 14007 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14008 if (hasInstallState) { 14009 writeInstallPermissions = true; 14010 } else { 14011 writeRuntimePermissions = true; 14012 } 14013 } 14014 14015 // Below is only runtime permission handling. 14016 if (!bp.isRuntime()) { 14017 continue; 14018 } 14019 14020 // Never clobber system or policy. 14021 if ((oldFlags & policyOrSystemFlags) != 0) { 14022 continue; 14023 } 14024 14025 // If this permission was granted by default, make sure it is. 14026 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14027 if (permissionsState.grantRuntimePermission(bp, userId) 14028 != PERMISSION_OPERATION_FAILURE) { 14029 writeRuntimePermissions = true; 14030 } 14031 // If permission review is enabled the permissions for a legacy apps 14032 // are represented as constantly granted runtime ones, so don't revoke. 14033 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14034 // Otherwise, reset the permission. 14035 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14036 switch (revokeResult) { 14037 case PERMISSION_OPERATION_SUCCESS: { 14038 writeRuntimePermissions = true; 14039 } break; 14040 14041 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14042 writeRuntimePermissions = true; 14043 final int appId = ps.appId; 14044 mHandler.post(new Runnable() { 14045 @Override 14046 public void run() { 14047 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14048 } 14049 }); 14050 } break; 14051 } 14052 } 14053 } 14054 14055 // Synchronously write as we are taking permissions away. 14056 if (writeRuntimePermissions) { 14057 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14058 } 14059 14060 // Synchronously write as we are taking permissions away. 14061 if (writeInstallPermissions) { 14062 mSettings.writeLPr(); 14063 } 14064 } 14065 14066 /** 14067 * Remove entries from the keystore daemon. Will only remove it if the 14068 * {@code appId} is valid. 14069 */ 14070 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14071 if (appId < 0) { 14072 return; 14073 } 14074 14075 final KeyStore keyStore = KeyStore.getInstance(); 14076 if (keyStore != null) { 14077 if (userId == UserHandle.USER_ALL) { 14078 for (final int individual : sUserManager.getUserIds()) { 14079 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14080 } 14081 } else { 14082 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14083 } 14084 } else { 14085 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14086 } 14087 } 14088 14089 @Override 14090 public void deleteApplicationCacheFiles(final String packageName, 14091 final IPackageDataObserver observer) { 14092 mContext.enforceCallingOrSelfPermission( 14093 android.Manifest.permission.DELETE_CACHE_FILES, null); 14094 // Queue up an async operation since the package deletion may take a little while. 14095 final int userId = UserHandle.getCallingUserId(); 14096 mHandler.post(new Runnable() { 14097 public void run() { 14098 mHandler.removeCallbacks(this); 14099 final boolean succeded; 14100 synchronized (mInstallLock) { 14101 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14102 } 14103 clearExternalStorageDataSync(packageName, userId, false); 14104 if (observer != null) { 14105 try { 14106 observer.onRemoveCompleted(packageName, succeded); 14107 } catch (RemoteException e) { 14108 Log.i(TAG, "Observer no longer exists."); 14109 } 14110 } //end if observer 14111 } //end run 14112 }); 14113 } 14114 14115 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14116 if (packageName == null) { 14117 Slog.w(TAG, "Attempt to delete null packageName."); 14118 return false; 14119 } 14120 PackageParser.Package p; 14121 synchronized (mPackages) { 14122 p = mPackages.get(packageName); 14123 } 14124 if (p == null) { 14125 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14126 return false; 14127 } 14128 final ApplicationInfo applicationInfo = p.applicationInfo; 14129 if (applicationInfo == null) { 14130 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14131 return false; 14132 } 14133 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14134 if (retCode < 0) { 14135 Slog.w(TAG, "Couldn't remove cache files for package: " 14136 + packageName + " u" + userId); 14137 return false; 14138 } 14139 return true; 14140 } 14141 14142 @Override 14143 public void getPackageSizeInfo(final String packageName, int userHandle, 14144 final IPackageStatsObserver observer) { 14145 mContext.enforceCallingOrSelfPermission( 14146 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14147 if (packageName == null) { 14148 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14149 } 14150 14151 PackageStats stats = new PackageStats(packageName, userHandle); 14152 14153 /* 14154 * Queue up an async operation since the package measurement may take a 14155 * little while. 14156 */ 14157 Message msg = mHandler.obtainMessage(INIT_COPY); 14158 msg.obj = new MeasureParams(stats, observer); 14159 mHandler.sendMessage(msg); 14160 } 14161 14162 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14163 PackageStats pStats) { 14164 if (packageName == null) { 14165 Slog.w(TAG, "Attempt to get size of null packageName."); 14166 return false; 14167 } 14168 PackageParser.Package p; 14169 boolean dataOnly = false; 14170 String libDirRoot = null; 14171 String asecPath = null; 14172 PackageSetting ps = null; 14173 synchronized (mPackages) { 14174 p = mPackages.get(packageName); 14175 ps = mSettings.mPackages.get(packageName); 14176 if(p == null) { 14177 dataOnly = true; 14178 if((ps == null) || (ps.pkg == null)) { 14179 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14180 return false; 14181 } 14182 p = ps.pkg; 14183 } 14184 if (ps != null) { 14185 libDirRoot = ps.legacyNativeLibraryPathString; 14186 } 14187 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14188 final long token = Binder.clearCallingIdentity(); 14189 try { 14190 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14191 if (secureContainerId != null) { 14192 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14193 } 14194 } finally { 14195 Binder.restoreCallingIdentity(token); 14196 } 14197 } 14198 } 14199 String publicSrcDir = null; 14200 if(!dataOnly) { 14201 final ApplicationInfo applicationInfo = p.applicationInfo; 14202 if (applicationInfo == null) { 14203 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14204 return false; 14205 } 14206 if (p.isForwardLocked()) { 14207 publicSrcDir = applicationInfo.getBaseResourcePath(); 14208 } 14209 } 14210 // TODO: extend to measure size of split APKs 14211 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14212 // not just the first level. 14213 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14214 // just the primary. 14215 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14216 14217 String apkPath; 14218 File packageDir = new File(p.codePath); 14219 14220 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14221 apkPath = packageDir.getAbsolutePath(); 14222 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14223 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14224 libDirRoot = null; 14225 } 14226 } else { 14227 apkPath = p.baseCodePath; 14228 } 14229 14230 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14231 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14232 if (res < 0) { 14233 return false; 14234 } 14235 14236 // Fix-up for forward-locked applications in ASEC containers. 14237 if (!isExternal(p)) { 14238 pStats.codeSize += pStats.externalCodeSize; 14239 pStats.externalCodeSize = 0L; 14240 } 14241 14242 return true; 14243 } 14244 14245 14246 @Override 14247 public void addPackageToPreferred(String packageName) { 14248 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14249 } 14250 14251 @Override 14252 public void removePackageFromPreferred(String packageName) { 14253 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14254 } 14255 14256 @Override 14257 public List<PackageInfo> getPreferredPackages(int flags) { 14258 return new ArrayList<PackageInfo>(); 14259 } 14260 14261 private int getUidTargetSdkVersionLockedLPr(int uid) { 14262 Object obj = mSettings.getUserIdLPr(uid); 14263 if (obj instanceof SharedUserSetting) { 14264 final SharedUserSetting sus = (SharedUserSetting) obj; 14265 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14266 final Iterator<PackageSetting> it = sus.packages.iterator(); 14267 while (it.hasNext()) { 14268 final PackageSetting ps = it.next(); 14269 if (ps.pkg != null) { 14270 int v = ps.pkg.applicationInfo.targetSdkVersion; 14271 if (v < vers) vers = v; 14272 } 14273 } 14274 return vers; 14275 } else if (obj instanceof PackageSetting) { 14276 final PackageSetting ps = (PackageSetting) obj; 14277 if (ps.pkg != null) { 14278 return ps.pkg.applicationInfo.targetSdkVersion; 14279 } 14280 } 14281 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14282 } 14283 14284 @Override 14285 public void addPreferredActivity(IntentFilter filter, int match, 14286 ComponentName[] set, ComponentName activity, int userId) { 14287 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14288 "Adding preferred"); 14289 } 14290 14291 private void addPreferredActivityInternal(IntentFilter filter, int match, 14292 ComponentName[] set, ComponentName activity, boolean always, int userId, 14293 String opname) { 14294 // writer 14295 int callingUid = Binder.getCallingUid(); 14296 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14297 if (filter.countActions() == 0) { 14298 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14299 return; 14300 } 14301 synchronized (mPackages) { 14302 if (mContext.checkCallingOrSelfPermission( 14303 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14304 != PackageManager.PERMISSION_GRANTED) { 14305 if (getUidTargetSdkVersionLockedLPr(callingUid) 14306 < Build.VERSION_CODES.FROYO) { 14307 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14308 + callingUid); 14309 return; 14310 } 14311 mContext.enforceCallingOrSelfPermission( 14312 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14313 } 14314 14315 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14316 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14317 + userId + ":"); 14318 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14319 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14320 scheduleWritePackageRestrictionsLocked(userId); 14321 } 14322 } 14323 14324 @Override 14325 public void replacePreferredActivity(IntentFilter filter, int match, 14326 ComponentName[] set, ComponentName activity, int userId) { 14327 if (filter.countActions() != 1) { 14328 throw new IllegalArgumentException( 14329 "replacePreferredActivity expects filter to have only 1 action."); 14330 } 14331 if (filter.countDataAuthorities() != 0 14332 || filter.countDataPaths() != 0 14333 || filter.countDataSchemes() > 1 14334 || filter.countDataTypes() != 0) { 14335 throw new IllegalArgumentException( 14336 "replacePreferredActivity expects filter to have no data authorities, " + 14337 "paths, or types; and at most one scheme."); 14338 } 14339 14340 final int callingUid = Binder.getCallingUid(); 14341 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14342 synchronized (mPackages) { 14343 if (mContext.checkCallingOrSelfPermission( 14344 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14345 != PackageManager.PERMISSION_GRANTED) { 14346 if (getUidTargetSdkVersionLockedLPr(callingUid) 14347 < Build.VERSION_CODES.FROYO) { 14348 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14349 + Binder.getCallingUid()); 14350 return; 14351 } 14352 mContext.enforceCallingOrSelfPermission( 14353 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14354 } 14355 14356 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14357 if (pir != null) { 14358 // Get all of the existing entries that exactly match this filter. 14359 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14360 if (existing != null && existing.size() == 1) { 14361 PreferredActivity cur = existing.get(0); 14362 if (DEBUG_PREFERRED) { 14363 Slog.i(TAG, "Checking replace of preferred:"); 14364 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14365 if (!cur.mPref.mAlways) { 14366 Slog.i(TAG, " -- CUR; not mAlways!"); 14367 } else { 14368 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14369 Slog.i(TAG, " -- CUR: mSet=" 14370 + Arrays.toString(cur.mPref.mSetComponents)); 14371 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14372 Slog.i(TAG, " -- NEW: mMatch=" 14373 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14374 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14375 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14376 } 14377 } 14378 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14379 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14380 && cur.mPref.sameSet(set)) { 14381 // Setting the preferred activity to what it happens to be already 14382 if (DEBUG_PREFERRED) { 14383 Slog.i(TAG, "Replacing with same preferred activity " 14384 + cur.mPref.mShortComponent + " for user " 14385 + userId + ":"); 14386 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14387 } 14388 return; 14389 } 14390 } 14391 14392 if (existing != null) { 14393 if (DEBUG_PREFERRED) { 14394 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14395 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14396 } 14397 for (int i = 0; i < existing.size(); i++) { 14398 PreferredActivity pa = existing.get(i); 14399 if (DEBUG_PREFERRED) { 14400 Slog.i(TAG, "Removing existing preferred activity " 14401 + pa.mPref.mComponent + ":"); 14402 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14403 } 14404 pir.removeFilter(pa); 14405 } 14406 } 14407 } 14408 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14409 "Replacing preferred"); 14410 } 14411 } 14412 14413 @Override 14414 public void clearPackagePreferredActivities(String packageName) { 14415 final int uid = Binder.getCallingUid(); 14416 // writer 14417 synchronized (mPackages) { 14418 PackageParser.Package pkg = mPackages.get(packageName); 14419 if (pkg == null || pkg.applicationInfo.uid != uid) { 14420 if (mContext.checkCallingOrSelfPermission( 14421 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14422 != PackageManager.PERMISSION_GRANTED) { 14423 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14424 < Build.VERSION_CODES.FROYO) { 14425 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14426 + Binder.getCallingUid()); 14427 return; 14428 } 14429 mContext.enforceCallingOrSelfPermission( 14430 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14431 } 14432 } 14433 14434 int user = UserHandle.getCallingUserId(); 14435 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14436 scheduleWritePackageRestrictionsLocked(user); 14437 } 14438 } 14439 } 14440 14441 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14442 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14443 ArrayList<PreferredActivity> removed = null; 14444 boolean changed = false; 14445 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14446 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14447 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14448 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14449 continue; 14450 } 14451 Iterator<PreferredActivity> it = pir.filterIterator(); 14452 while (it.hasNext()) { 14453 PreferredActivity pa = it.next(); 14454 // Mark entry for removal only if it matches the package name 14455 // and the entry is of type "always". 14456 if (packageName == null || 14457 (pa.mPref.mComponent.getPackageName().equals(packageName) 14458 && pa.mPref.mAlways)) { 14459 if (removed == null) { 14460 removed = new ArrayList<PreferredActivity>(); 14461 } 14462 removed.add(pa); 14463 } 14464 } 14465 if (removed != null) { 14466 for (int j=0; j<removed.size(); j++) { 14467 PreferredActivity pa = removed.get(j); 14468 pir.removeFilter(pa); 14469 } 14470 changed = true; 14471 } 14472 } 14473 return changed; 14474 } 14475 14476 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14477 private void clearIntentFilterVerificationsLPw(int userId) { 14478 final int packageCount = mPackages.size(); 14479 for (int i = 0; i < packageCount; i++) { 14480 PackageParser.Package pkg = mPackages.valueAt(i); 14481 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14482 } 14483 } 14484 14485 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14486 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14487 if (userId == UserHandle.USER_ALL) { 14488 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14489 sUserManager.getUserIds())) { 14490 for (int oneUserId : sUserManager.getUserIds()) { 14491 scheduleWritePackageRestrictionsLocked(oneUserId); 14492 } 14493 } 14494 } else { 14495 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14496 scheduleWritePackageRestrictionsLocked(userId); 14497 } 14498 } 14499 } 14500 14501 void clearDefaultBrowserIfNeeded(String packageName) { 14502 for (int oneUserId : sUserManager.getUserIds()) { 14503 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14504 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14505 if (packageName.equals(defaultBrowserPackageName)) { 14506 setDefaultBrowserPackageName(null, oneUserId); 14507 } 14508 } 14509 } 14510 14511 @Override 14512 public void resetApplicationPreferences(int userId) { 14513 mContext.enforceCallingOrSelfPermission( 14514 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14515 // writer 14516 synchronized (mPackages) { 14517 final long identity = Binder.clearCallingIdentity(); 14518 try { 14519 clearPackagePreferredActivitiesLPw(null, userId); 14520 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14521 // TODO: We have to reset the default SMS and Phone. This requires 14522 // significant refactoring to keep all default apps in the package 14523 // manager (cleaner but more work) or have the services provide 14524 // callbacks to the package manager to request a default app reset. 14525 applyFactoryDefaultBrowserLPw(userId); 14526 clearIntentFilterVerificationsLPw(userId); 14527 primeDomainVerificationsLPw(userId); 14528 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14529 scheduleWritePackageRestrictionsLocked(userId); 14530 } finally { 14531 Binder.restoreCallingIdentity(identity); 14532 } 14533 } 14534 } 14535 14536 @Override 14537 public int getPreferredActivities(List<IntentFilter> outFilters, 14538 List<ComponentName> outActivities, String packageName) { 14539 14540 int num = 0; 14541 final int userId = UserHandle.getCallingUserId(); 14542 // reader 14543 synchronized (mPackages) { 14544 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14545 if (pir != null) { 14546 final Iterator<PreferredActivity> it = pir.filterIterator(); 14547 while (it.hasNext()) { 14548 final PreferredActivity pa = it.next(); 14549 if (packageName == null 14550 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14551 && pa.mPref.mAlways)) { 14552 if (outFilters != null) { 14553 outFilters.add(new IntentFilter(pa)); 14554 } 14555 if (outActivities != null) { 14556 outActivities.add(pa.mPref.mComponent); 14557 } 14558 } 14559 } 14560 } 14561 } 14562 14563 return num; 14564 } 14565 14566 @Override 14567 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14568 int userId) { 14569 int callingUid = Binder.getCallingUid(); 14570 if (callingUid != Process.SYSTEM_UID) { 14571 throw new SecurityException( 14572 "addPersistentPreferredActivity can only be run by the system"); 14573 } 14574 if (filter.countActions() == 0) { 14575 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14576 return; 14577 } 14578 synchronized (mPackages) { 14579 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14580 " :"); 14581 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14582 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14583 new PersistentPreferredActivity(filter, activity)); 14584 scheduleWritePackageRestrictionsLocked(userId); 14585 } 14586 } 14587 14588 @Override 14589 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14590 int callingUid = Binder.getCallingUid(); 14591 if (callingUid != Process.SYSTEM_UID) { 14592 throw new SecurityException( 14593 "clearPackagePersistentPreferredActivities can only be run by the system"); 14594 } 14595 ArrayList<PersistentPreferredActivity> removed = null; 14596 boolean changed = false; 14597 synchronized (mPackages) { 14598 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14599 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14600 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14601 .valueAt(i); 14602 if (userId != thisUserId) { 14603 continue; 14604 } 14605 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14606 while (it.hasNext()) { 14607 PersistentPreferredActivity ppa = it.next(); 14608 // Mark entry for removal only if it matches the package name. 14609 if (ppa.mComponent.getPackageName().equals(packageName)) { 14610 if (removed == null) { 14611 removed = new ArrayList<PersistentPreferredActivity>(); 14612 } 14613 removed.add(ppa); 14614 } 14615 } 14616 if (removed != null) { 14617 for (int j=0; j<removed.size(); j++) { 14618 PersistentPreferredActivity ppa = removed.get(j); 14619 ppir.removeFilter(ppa); 14620 } 14621 changed = true; 14622 } 14623 } 14624 14625 if (changed) { 14626 scheduleWritePackageRestrictionsLocked(userId); 14627 } 14628 } 14629 } 14630 14631 /** 14632 * Common machinery for picking apart a restored XML blob and passing 14633 * it to a caller-supplied functor to be applied to the running system. 14634 */ 14635 private void restoreFromXml(XmlPullParser parser, int userId, 14636 String expectedStartTag, BlobXmlRestorer functor) 14637 throws IOException, XmlPullParserException { 14638 int type; 14639 while ((type = parser.next()) != XmlPullParser.START_TAG 14640 && type != XmlPullParser.END_DOCUMENT) { 14641 } 14642 if (type != XmlPullParser.START_TAG) { 14643 // oops didn't find a start tag?! 14644 if (DEBUG_BACKUP) { 14645 Slog.e(TAG, "Didn't find start tag during restore"); 14646 } 14647 return; 14648 } 14649 14650 // this is supposed to be TAG_PREFERRED_BACKUP 14651 if (!expectedStartTag.equals(parser.getName())) { 14652 if (DEBUG_BACKUP) { 14653 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14654 } 14655 return; 14656 } 14657 14658 // skip interfering stuff, then we're aligned with the backing implementation 14659 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14660 functor.apply(parser, userId); 14661 } 14662 14663 private interface BlobXmlRestorer { 14664 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14665 } 14666 14667 /** 14668 * Non-Binder method, support for the backup/restore mechanism: write the 14669 * full set of preferred activities in its canonical XML format. Returns the 14670 * XML output as a byte array, or null if there is none. 14671 */ 14672 @Override 14673 public byte[] getPreferredActivityBackup(int userId) { 14674 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14675 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14676 } 14677 14678 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14679 try { 14680 final XmlSerializer serializer = new FastXmlSerializer(); 14681 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14682 serializer.startDocument(null, true); 14683 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14684 14685 synchronized (mPackages) { 14686 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14687 } 14688 14689 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14690 serializer.endDocument(); 14691 serializer.flush(); 14692 } catch (Exception e) { 14693 if (DEBUG_BACKUP) { 14694 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14695 } 14696 return null; 14697 } 14698 14699 return dataStream.toByteArray(); 14700 } 14701 14702 @Override 14703 public void restorePreferredActivities(byte[] backup, int userId) { 14704 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14705 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14706 } 14707 14708 try { 14709 final XmlPullParser parser = Xml.newPullParser(); 14710 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14711 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14712 new BlobXmlRestorer() { 14713 @Override 14714 public void apply(XmlPullParser parser, int userId) 14715 throws XmlPullParserException, IOException { 14716 synchronized (mPackages) { 14717 mSettings.readPreferredActivitiesLPw(parser, userId); 14718 } 14719 } 14720 } ); 14721 } catch (Exception e) { 14722 if (DEBUG_BACKUP) { 14723 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14724 } 14725 } 14726 } 14727 14728 /** 14729 * Non-Binder method, support for the backup/restore mechanism: write the 14730 * default browser (etc) settings in its canonical XML format. Returns the default 14731 * browser XML representation as a byte array, or null if there is none. 14732 */ 14733 @Override 14734 public byte[] getDefaultAppsBackup(int userId) { 14735 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14736 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14737 } 14738 14739 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14740 try { 14741 final XmlSerializer serializer = new FastXmlSerializer(); 14742 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14743 serializer.startDocument(null, true); 14744 serializer.startTag(null, TAG_DEFAULT_APPS); 14745 14746 synchronized (mPackages) { 14747 mSettings.writeDefaultAppsLPr(serializer, userId); 14748 } 14749 14750 serializer.endTag(null, TAG_DEFAULT_APPS); 14751 serializer.endDocument(); 14752 serializer.flush(); 14753 } catch (Exception e) { 14754 if (DEBUG_BACKUP) { 14755 Slog.e(TAG, "Unable to write default apps for backup", e); 14756 } 14757 return null; 14758 } 14759 14760 return dataStream.toByteArray(); 14761 } 14762 14763 @Override 14764 public void restoreDefaultApps(byte[] backup, int userId) { 14765 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14766 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14767 } 14768 14769 try { 14770 final XmlPullParser parser = Xml.newPullParser(); 14771 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14772 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14773 new BlobXmlRestorer() { 14774 @Override 14775 public void apply(XmlPullParser parser, int userId) 14776 throws XmlPullParserException, IOException { 14777 synchronized (mPackages) { 14778 mSettings.readDefaultAppsLPw(parser, userId); 14779 } 14780 } 14781 } ); 14782 } catch (Exception e) { 14783 if (DEBUG_BACKUP) { 14784 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14785 } 14786 } 14787 } 14788 14789 @Override 14790 public byte[] getIntentFilterVerificationBackup(int userId) { 14791 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14792 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14793 } 14794 14795 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14796 try { 14797 final XmlSerializer serializer = new FastXmlSerializer(); 14798 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14799 serializer.startDocument(null, true); 14800 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14801 14802 synchronized (mPackages) { 14803 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14804 } 14805 14806 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14807 serializer.endDocument(); 14808 serializer.flush(); 14809 } catch (Exception e) { 14810 if (DEBUG_BACKUP) { 14811 Slog.e(TAG, "Unable to write default apps for backup", e); 14812 } 14813 return null; 14814 } 14815 14816 return dataStream.toByteArray(); 14817 } 14818 14819 @Override 14820 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14821 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14822 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14823 } 14824 14825 try { 14826 final XmlPullParser parser = Xml.newPullParser(); 14827 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14828 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14829 new BlobXmlRestorer() { 14830 @Override 14831 public void apply(XmlPullParser parser, int userId) 14832 throws XmlPullParserException, IOException { 14833 synchronized (mPackages) { 14834 mSettings.readAllDomainVerificationsLPr(parser, userId); 14835 mSettings.writeLPr(); 14836 } 14837 } 14838 } ); 14839 } catch (Exception e) { 14840 if (DEBUG_BACKUP) { 14841 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14842 } 14843 } 14844 } 14845 14846 @Override 14847 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14848 int sourceUserId, int targetUserId, int flags) { 14849 mContext.enforceCallingOrSelfPermission( 14850 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14851 int callingUid = Binder.getCallingUid(); 14852 enforceOwnerRights(ownerPackage, callingUid); 14853 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14854 if (intentFilter.countActions() == 0) { 14855 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14856 return; 14857 } 14858 synchronized (mPackages) { 14859 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14860 ownerPackage, targetUserId, flags); 14861 CrossProfileIntentResolver resolver = 14862 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14863 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14864 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14865 if (existing != null) { 14866 int size = existing.size(); 14867 for (int i = 0; i < size; i++) { 14868 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14869 return; 14870 } 14871 } 14872 } 14873 resolver.addFilter(newFilter); 14874 scheduleWritePackageRestrictionsLocked(sourceUserId); 14875 } 14876 } 14877 14878 @Override 14879 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14880 mContext.enforceCallingOrSelfPermission( 14881 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14882 int callingUid = Binder.getCallingUid(); 14883 enforceOwnerRights(ownerPackage, callingUid); 14884 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14885 synchronized (mPackages) { 14886 CrossProfileIntentResolver resolver = 14887 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14888 ArraySet<CrossProfileIntentFilter> set = 14889 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14890 for (CrossProfileIntentFilter filter : set) { 14891 if (filter.getOwnerPackage().equals(ownerPackage)) { 14892 resolver.removeFilter(filter); 14893 } 14894 } 14895 scheduleWritePackageRestrictionsLocked(sourceUserId); 14896 } 14897 } 14898 14899 // Enforcing that callingUid is owning pkg on userId 14900 private void enforceOwnerRights(String pkg, int callingUid) { 14901 // The system owns everything. 14902 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14903 return; 14904 } 14905 int callingUserId = UserHandle.getUserId(callingUid); 14906 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14907 if (pi == null) { 14908 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14909 + callingUserId); 14910 } 14911 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14912 throw new SecurityException("Calling uid " + callingUid 14913 + " does not own package " + pkg); 14914 } 14915 } 14916 14917 @Override 14918 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14919 Intent intent = new Intent(Intent.ACTION_MAIN); 14920 intent.addCategory(Intent.CATEGORY_HOME); 14921 14922 final int callingUserId = UserHandle.getCallingUserId(); 14923 List<ResolveInfo> list = queryIntentActivities(intent, null, 14924 PackageManager.GET_META_DATA, callingUserId); 14925 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14926 true, false, false, callingUserId); 14927 14928 allHomeCandidates.clear(); 14929 if (list != null) { 14930 for (ResolveInfo ri : list) { 14931 allHomeCandidates.add(ri); 14932 } 14933 } 14934 return (preferred == null || preferred.activityInfo == null) 14935 ? null 14936 : new ComponentName(preferred.activityInfo.packageName, 14937 preferred.activityInfo.name); 14938 } 14939 14940 @Override 14941 public void setApplicationEnabledSetting(String appPackageName, 14942 int newState, int flags, int userId, String callingPackage) { 14943 if (!sUserManager.exists(userId)) return; 14944 if (callingPackage == null) { 14945 callingPackage = Integer.toString(Binder.getCallingUid()); 14946 } 14947 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14948 } 14949 14950 @Override 14951 public void setComponentEnabledSetting(ComponentName componentName, 14952 int newState, int flags, int userId) { 14953 if (!sUserManager.exists(userId)) return; 14954 setEnabledSetting(componentName.getPackageName(), 14955 componentName.getClassName(), newState, flags, userId, null); 14956 } 14957 14958 private void setEnabledSetting(final String packageName, String className, int newState, 14959 final int flags, int userId, String callingPackage) { 14960 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14961 || newState == COMPONENT_ENABLED_STATE_ENABLED 14962 || newState == COMPONENT_ENABLED_STATE_DISABLED 14963 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14964 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14965 throw new IllegalArgumentException("Invalid new component state: " 14966 + newState); 14967 } 14968 PackageSetting pkgSetting; 14969 final int uid = Binder.getCallingUid(); 14970 final int permission = mContext.checkCallingOrSelfPermission( 14971 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14972 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14973 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14974 boolean sendNow = false; 14975 boolean isApp = (className == null); 14976 String componentName = isApp ? packageName : className; 14977 int packageUid = -1; 14978 ArrayList<String> components; 14979 14980 // writer 14981 synchronized (mPackages) { 14982 pkgSetting = mSettings.mPackages.get(packageName); 14983 if (pkgSetting == null) { 14984 if (className == null) { 14985 throw new IllegalArgumentException( 14986 "Unknown package: " + packageName); 14987 } 14988 throw new IllegalArgumentException( 14989 "Unknown component: " + packageName 14990 + "/" + className); 14991 } 14992 // Allow root and verify that userId is not being specified by a different user 14993 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14994 throw new SecurityException( 14995 "Permission Denial: attempt to change component state from pid=" 14996 + Binder.getCallingPid() 14997 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14998 } 14999 if (className == null) { 15000 // We're dealing with an application/package level state change 15001 if (pkgSetting.getEnabled(userId) == newState) { 15002 // Nothing to do 15003 return; 15004 } 15005 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15006 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15007 // Don't care about who enables an app. 15008 callingPackage = null; 15009 } 15010 pkgSetting.setEnabled(newState, userId, callingPackage); 15011 // pkgSetting.pkg.mSetEnabled = newState; 15012 } else { 15013 // We're dealing with a component level state change 15014 // First, verify that this is a valid class name. 15015 PackageParser.Package pkg = pkgSetting.pkg; 15016 if (pkg == null || !pkg.hasComponentClassName(className)) { 15017 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 15018 throw new IllegalArgumentException("Component class " + className 15019 + " does not exist in " + packageName); 15020 } else { 15021 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15022 + className + " does not exist in " + packageName); 15023 } 15024 } 15025 switch (newState) { 15026 case COMPONENT_ENABLED_STATE_ENABLED: 15027 if (!pkgSetting.enableComponentLPw(className, userId)) { 15028 return; 15029 } 15030 break; 15031 case COMPONENT_ENABLED_STATE_DISABLED: 15032 if (!pkgSetting.disableComponentLPw(className, userId)) { 15033 return; 15034 } 15035 break; 15036 case COMPONENT_ENABLED_STATE_DEFAULT: 15037 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15038 return; 15039 } 15040 break; 15041 default: 15042 Slog.e(TAG, "Invalid new component state: " + newState); 15043 return; 15044 } 15045 } 15046 scheduleWritePackageRestrictionsLocked(userId); 15047 components = mPendingBroadcasts.get(userId, packageName); 15048 final boolean newPackage = components == null; 15049 if (newPackage) { 15050 components = new ArrayList<String>(); 15051 } 15052 if (!components.contains(componentName)) { 15053 components.add(componentName); 15054 } 15055 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15056 sendNow = true; 15057 // Purge entry from pending broadcast list if another one exists already 15058 // since we are sending one right away. 15059 mPendingBroadcasts.remove(userId, packageName); 15060 } else { 15061 if (newPackage) { 15062 mPendingBroadcasts.put(userId, packageName, components); 15063 } 15064 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15065 // Schedule a message 15066 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15067 } 15068 } 15069 } 15070 15071 long callingId = Binder.clearCallingIdentity(); 15072 try { 15073 if (sendNow) { 15074 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15075 sendPackageChangedBroadcast(packageName, 15076 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15077 } 15078 } finally { 15079 Binder.restoreCallingIdentity(callingId); 15080 } 15081 } 15082 15083 private void sendPackageChangedBroadcast(String packageName, 15084 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15085 if (DEBUG_INSTALL) 15086 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15087 + componentNames); 15088 Bundle extras = new Bundle(4); 15089 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15090 String nameList[] = new String[componentNames.size()]; 15091 componentNames.toArray(nameList); 15092 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15093 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15094 extras.putInt(Intent.EXTRA_UID, packageUid); 15095 // If this is not reporting a change of the overall package, then only send it 15096 // to registered receivers. We don't want to launch a swath of apps for every 15097 // little component state change. 15098 final int flags = !componentNames.contains(packageName) 15099 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15100 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15101 new int[] {UserHandle.getUserId(packageUid)}); 15102 } 15103 15104 @Override 15105 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15106 if (!sUserManager.exists(userId)) return; 15107 final int uid = Binder.getCallingUid(); 15108 final int permission = mContext.checkCallingOrSelfPermission( 15109 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15110 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15111 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15112 // writer 15113 synchronized (mPackages) { 15114 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15115 allowedByPermission, uid, userId)) { 15116 scheduleWritePackageRestrictionsLocked(userId); 15117 } 15118 } 15119 } 15120 15121 @Override 15122 public String getInstallerPackageName(String packageName) { 15123 // reader 15124 synchronized (mPackages) { 15125 return mSettings.getInstallerPackageNameLPr(packageName); 15126 } 15127 } 15128 15129 @Override 15130 public int getApplicationEnabledSetting(String packageName, int userId) { 15131 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15132 int uid = Binder.getCallingUid(); 15133 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15134 // reader 15135 synchronized (mPackages) { 15136 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15137 } 15138 } 15139 15140 @Override 15141 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15142 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15143 int uid = Binder.getCallingUid(); 15144 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15145 // reader 15146 synchronized (mPackages) { 15147 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15148 } 15149 } 15150 15151 @Override 15152 public void enterSafeMode() { 15153 enforceSystemOrRoot("Only the system can request entering safe mode"); 15154 15155 if (!mSystemReady) { 15156 mSafeMode = true; 15157 } 15158 } 15159 15160 @Override 15161 public void systemReady() { 15162 mSystemReady = true; 15163 15164 // Read the compatibilty setting when the system is ready. 15165 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15166 mContext.getContentResolver(), 15167 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15168 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15169 if (DEBUG_SETTINGS) { 15170 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15171 } 15172 15173 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15174 15175 synchronized (mPackages) { 15176 // Verify that all of the preferred activity components actually 15177 // exist. It is possible for applications to be updated and at 15178 // that point remove a previously declared activity component that 15179 // had been set as a preferred activity. We try to clean this up 15180 // the next time we encounter that preferred activity, but it is 15181 // possible for the user flow to never be able to return to that 15182 // situation so here we do a sanity check to make sure we haven't 15183 // left any junk around. 15184 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15185 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15186 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15187 removed.clear(); 15188 for (PreferredActivity pa : pir.filterSet()) { 15189 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15190 removed.add(pa); 15191 } 15192 } 15193 if (removed.size() > 0) { 15194 for (int r=0; r<removed.size(); r++) { 15195 PreferredActivity pa = removed.get(r); 15196 Slog.w(TAG, "Removing dangling preferred activity: " 15197 + pa.mPref.mComponent); 15198 pir.removeFilter(pa); 15199 } 15200 mSettings.writePackageRestrictionsLPr( 15201 mSettings.mPreferredActivities.keyAt(i)); 15202 } 15203 } 15204 15205 for (int userId : UserManagerService.getInstance().getUserIds()) { 15206 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15207 grantPermissionsUserIds = ArrayUtils.appendInt( 15208 grantPermissionsUserIds, userId); 15209 } 15210 } 15211 } 15212 sUserManager.systemReady(); 15213 15214 // If we upgraded grant all default permissions before kicking off. 15215 for (int userId : grantPermissionsUserIds) { 15216 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15217 } 15218 15219 // Kick off any messages waiting for system ready 15220 if (mPostSystemReadyMessages != null) { 15221 for (Message msg : mPostSystemReadyMessages) { 15222 msg.sendToTarget(); 15223 } 15224 mPostSystemReadyMessages = null; 15225 } 15226 15227 // Watch for external volumes that come and go over time 15228 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15229 storage.registerListener(mStorageListener); 15230 15231 mInstallerService.systemReady(); 15232 mPackageDexOptimizer.systemReady(); 15233 15234 MountServiceInternal mountServiceInternal = LocalServices.getService( 15235 MountServiceInternal.class); 15236 mountServiceInternal.addExternalStoragePolicy( 15237 new MountServiceInternal.ExternalStorageMountPolicy() { 15238 @Override 15239 public int getMountMode(int uid, String packageName) { 15240 if (Process.isIsolated(uid)) { 15241 return Zygote.MOUNT_EXTERNAL_NONE; 15242 } 15243 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15244 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15245 } 15246 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15247 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15248 } 15249 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15250 return Zygote.MOUNT_EXTERNAL_READ; 15251 } 15252 return Zygote.MOUNT_EXTERNAL_WRITE; 15253 } 15254 15255 @Override 15256 public boolean hasExternalStorage(int uid, String packageName) { 15257 return true; 15258 } 15259 }); 15260 } 15261 15262 @Override 15263 public boolean isSafeMode() { 15264 return mSafeMode; 15265 } 15266 15267 @Override 15268 public boolean hasSystemUidErrors() { 15269 return mHasSystemUidErrors; 15270 } 15271 15272 static String arrayToString(int[] array) { 15273 StringBuffer buf = new StringBuffer(128); 15274 buf.append('['); 15275 if (array != null) { 15276 for (int i=0; i<array.length; i++) { 15277 if (i > 0) buf.append(", "); 15278 buf.append(array[i]); 15279 } 15280 } 15281 buf.append(']'); 15282 return buf.toString(); 15283 } 15284 15285 static class DumpState { 15286 public static final int DUMP_LIBS = 1 << 0; 15287 public static final int DUMP_FEATURES = 1 << 1; 15288 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15289 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15290 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15291 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15292 public static final int DUMP_PERMISSIONS = 1 << 6; 15293 public static final int DUMP_PACKAGES = 1 << 7; 15294 public static final int DUMP_SHARED_USERS = 1 << 8; 15295 public static final int DUMP_MESSAGES = 1 << 9; 15296 public static final int DUMP_PROVIDERS = 1 << 10; 15297 public static final int DUMP_VERIFIERS = 1 << 11; 15298 public static final int DUMP_PREFERRED = 1 << 12; 15299 public static final int DUMP_PREFERRED_XML = 1 << 13; 15300 public static final int DUMP_KEYSETS = 1 << 14; 15301 public static final int DUMP_VERSION = 1 << 15; 15302 public static final int DUMP_INSTALLS = 1 << 16; 15303 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15304 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15305 15306 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15307 15308 private int mTypes; 15309 15310 private int mOptions; 15311 15312 private boolean mTitlePrinted; 15313 15314 private SharedUserSetting mSharedUser; 15315 15316 public boolean isDumping(int type) { 15317 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15318 return true; 15319 } 15320 15321 return (mTypes & type) != 0; 15322 } 15323 15324 public void setDump(int type) { 15325 mTypes |= type; 15326 } 15327 15328 public boolean isOptionEnabled(int option) { 15329 return (mOptions & option) != 0; 15330 } 15331 15332 public void setOptionEnabled(int option) { 15333 mOptions |= option; 15334 } 15335 15336 public boolean onTitlePrinted() { 15337 final boolean printed = mTitlePrinted; 15338 mTitlePrinted = true; 15339 return printed; 15340 } 15341 15342 public boolean getTitlePrinted() { 15343 return mTitlePrinted; 15344 } 15345 15346 public void setTitlePrinted(boolean enabled) { 15347 mTitlePrinted = enabled; 15348 } 15349 15350 public SharedUserSetting getSharedUser() { 15351 return mSharedUser; 15352 } 15353 15354 public void setSharedUser(SharedUserSetting user) { 15355 mSharedUser = user; 15356 } 15357 } 15358 15359 @Override 15360 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15361 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15362 (new PackageManagerShellCommand(this)).exec( 15363 this, in, out, err, args, resultReceiver); 15364 } 15365 15366 @Override 15367 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15368 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15369 != PackageManager.PERMISSION_GRANTED) { 15370 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15371 + Binder.getCallingPid() 15372 + ", uid=" + Binder.getCallingUid() 15373 + " without permission " 15374 + android.Manifest.permission.DUMP); 15375 return; 15376 } 15377 15378 DumpState dumpState = new DumpState(); 15379 boolean fullPreferred = false; 15380 boolean checkin = false; 15381 15382 String packageName = null; 15383 ArraySet<String> permissionNames = null; 15384 15385 int opti = 0; 15386 while (opti < args.length) { 15387 String opt = args[opti]; 15388 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15389 break; 15390 } 15391 opti++; 15392 15393 if ("-a".equals(opt)) { 15394 // Right now we only know how to print all. 15395 } else if ("-h".equals(opt)) { 15396 pw.println("Package manager dump options:"); 15397 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15398 pw.println(" --checkin: dump for a checkin"); 15399 pw.println(" -f: print details of intent filters"); 15400 pw.println(" -h: print this help"); 15401 pw.println(" cmd may be one of:"); 15402 pw.println(" l[ibraries]: list known shared libraries"); 15403 pw.println(" f[eatures]: list device features"); 15404 pw.println(" k[eysets]: print known keysets"); 15405 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15406 pw.println(" perm[issions]: dump permissions"); 15407 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15408 pw.println(" pref[erred]: print preferred package settings"); 15409 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15410 pw.println(" prov[iders]: dump content providers"); 15411 pw.println(" p[ackages]: dump installed packages"); 15412 pw.println(" s[hared-users]: dump shared user IDs"); 15413 pw.println(" m[essages]: print collected runtime messages"); 15414 pw.println(" v[erifiers]: print package verifier info"); 15415 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15416 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15417 pw.println(" version: print database version info"); 15418 pw.println(" write: write current settings now"); 15419 pw.println(" installs: details about install sessions"); 15420 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15421 pw.println(" <package.name>: info about given package"); 15422 return; 15423 } else if ("--checkin".equals(opt)) { 15424 checkin = true; 15425 } else if ("-f".equals(opt)) { 15426 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15427 } else { 15428 pw.println("Unknown argument: " + opt + "; use -h for help"); 15429 } 15430 } 15431 15432 // Is the caller requesting to dump a particular piece of data? 15433 if (opti < args.length) { 15434 String cmd = args[opti]; 15435 opti++; 15436 // Is this a package name? 15437 if ("android".equals(cmd) || cmd.contains(".")) { 15438 packageName = cmd; 15439 // When dumping a single package, we always dump all of its 15440 // filter information since the amount of data will be reasonable. 15441 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15442 } else if ("check-permission".equals(cmd)) { 15443 if (opti >= args.length) { 15444 pw.println("Error: check-permission missing permission argument"); 15445 return; 15446 } 15447 String perm = args[opti]; 15448 opti++; 15449 if (opti >= args.length) { 15450 pw.println("Error: check-permission missing package argument"); 15451 return; 15452 } 15453 String pkg = args[opti]; 15454 opti++; 15455 int user = UserHandle.getUserId(Binder.getCallingUid()); 15456 if (opti < args.length) { 15457 try { 15458 user = Integer.parseInt(args[opti]); 15459 } catch (NumberFormatException e) { 15460 pw.println("Error: check-permission user argument is not a number: " 15461 + args[opti]); 15462 return; 15463 } 15464 } 15465 pw.println(checkPermission(perm, pkg, user)); 15466 return; 15467 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15468 dumpState.setDump(DumpState.DUMP_LIBS); 15469 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15470 dumpState.setDump(DumpState.DUMP_FEATURES); 15471 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15472 if (opti >= args.length) { 15473 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15474 | DumpState.DUMP_SERVICE_RESOLVERS 15475 | DumpState.DUMP_RECEIVER_RESOLVERS 15476 | DumpState.DUMP_CONTENT_RESOLVERS); 15477 } else { 15478 while (opti < args.length) { 15479 String name = args[opti]; 15480 if ("a".equals(name) || "activity".equals(name)) { 15481 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15482 } else if ("s".equals(name) || "service".equals(name)) { 15483 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15484 } else if ("r".equals(name) || "receiver".equals(name)) { 15485 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15486 } else if ("c".equals(name) || "content".equals(name)) { 15487 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15488 } else { 15489 pw.println("Error: unknown resolver table type: " + name); 15490 return; 15491 } 15492 opti++; 15493 } 15494 } 15495 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15496 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15497 } else if ("permission".equals(cmd)) { 15498 if (opti >= args.length) { 15499 pw.println("Error: permission requires permission name"); 15500 return; 15501 } 15502 permissionNames = new ArraySet<>(); 15503 while (opti < args.length) { 15504 permissionNames.add(args[opti]); 15505 opti++; 15506 } 15507 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15508 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15509 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15510 dumpState.setDump(DumpState.DUMP_PREFERRED); 15511 } else if ("preferred-xml".equals(cmd)) { 15512 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15513 if (opti < args.length && "--full".equals(args[opti])) { 15514 fullPreferred = true; 15515 opti++; 15516 } 15517 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15518 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15519 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15520 dumpState.setDump(DumpState.DUMP_PACKAGES); 15521 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15522 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15523 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15524 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15525 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15526 dumpState.setDump(DumpState.DUMP_MESSAGES); 15527 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15528 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15529 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15530 || "intent-filter-verifiers".equals(cmd)) { 15531 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15532 } else if ("version".equals(cmd)) { 15533 dumpState.setDump(DumpState.DUMP_VERSION); 15534 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15535 dumpState.setDump(DumpState.DUMP_KEYSETS); 15536 } else if ("installs".equals(cmd)) { 15537 dumpState.setDump(DumpState.DUMP_INSTALLS); 15538 } else if ("write".equals(cmd)) { 15539 synchronized (mPackages) { 15540 mSettings.writeLPr(); 15541 pw.println("Settings written."); 15542 return; 15543 } 15544 } 15545 } 15546 15547 if (checkin) { 15548 pw.println("vers,1"); 15549 } 15550 15551 // reader 15552 synchronized (mPackages) { 15553 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15554 if (!checkin) { 15555 if (dumpState.onTitlePrinted()) 15556 pw.println(); 15557 pw.println("Database versions:"); 15558 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15559 } 15560 } 15561 15562 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15563 if (!checkin) { 15564 if (dumpState.onTitlePrinted()) 15565 pw.println(); 15566 pw.println("Verifiers:"); 15567 pw.print(" Required: "); 15568 pw.print(mRequiredVerifierPackage); 15569 pw.print(" (uid="); 15570 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15571 pw.println(")"); 15572 } else if (mRequiredVerifierPackage != null) { 15573 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15574 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15575 } 15576 } 15577 15578 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15579 packageName == null) { 15580 if (mIntentFilterVerifierComponent != null) { 15581 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15582 if (!checkin) { 15583 if (dumpState.onTitlePrinted()) 15584 pw.println(); 15585 pw.println("Intent Filter Verifier:"); 15586 pw.print(" Using: "); 15587 pw.print(verifierPackageName); 15588 pw.print(" (uid="); 15589 pw.print(getPackageUid(verifierPackageName, 0)); 15590 pw.println(")"); 15591 } else if (verifierPackageName != null) { 15592 pw.print("ifv,"); pw.print(verifierPackageName); 15593 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15594 } 15595 } else { 15596 pw.println(); 15597 pw.println("No Intent Filter Verifier available!"); 15598 } 15599 } 15600 15601 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15602 boolean printedHeader = false; 15603 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15604 while (it.hasNext()) { 15605 String name = it.next(); 15606 SharedLibraryEntry ent = mSharedLibraries.get(name); 15607 if (!checkin) { 15608 if (!printedHeader) { 15609 if (dumpState.onTitlePrinted()) 15610 pw.println(); 15611 pw.println("Libraries:"); 15612 printedHeader = true; 15613 } 15614 pw.print(" "); 15615 } else { 15616 pw.print("lib,"); 15617 } 15618 pw.print(name); 15619 if (!checkin) { 15620 pw.print(" -> "); 15621 } 15622 if (ent.path != null) { 15623 if (!checkin) { 15624 pw.print("(jar) "); 15625 pw.print(ent.path); 15626 } else { 15627 pw.print(",jar,"); 15628 pw.print(ent.path); 15629 } 15630 } else { 15631 if (!checkin) { 15632 pw.print("(apk) "); 15633 pw.print(ent.apk); 15634 } else { 15635 pw.print(",apk,"); 15636 pw.print(ent.apk); 15637 } 15638 } 15639 pw.println(); 15640 } 15641 } 15642 15643 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15644 if (dumpState.onTitlePrinted()) 15645 pw.println(); 15646 if (!checkin) { 15647 pw.println("Features:"); 15648 } 15649 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15650 while (it.hasNext()) { 15651 String name = it.next(); 15652 if (!checkin) { 15653 pw.print(" "); 15654 } else { 15655 pw.print("feat,"); 15656 } 15657 pw.println(name); 15658 } 15659 } 15660 15661 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15662 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15663 : "Activity Resolver Table:", " ", packageName, 15664 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15665 dumpState.setTitlePrinted(true); 15666 } 15667 } 15668 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15669 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15670 : "Receiver Resolver Table:", " ", packageName, 15671 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15672 dumpState.setTitlePrinted(true); 15673 } 15674 } 15675 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15676 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15677 : "Service Resolver Table:", " ", packageName, 15678 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15679 dumpState.setTitlePrinted(true); 15680 } 15681 } 15682 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15683 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15684 : "Provider Resolver Table:", " ", packageName, 15685 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15686 dumpState.setTitlePrinted(true); 15687 } 15688 } 15689 15690 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15691 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15692 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15693 int user = mSettings.mPreferredActivities.keyAt(i); 15694 if (pir.dump(pw, 15695 dumpState.getTitlePrinted() 15696 ? "\nPreferred Activities User " + user + ":" 15697 : "Preferred Activities User " + user + ":", " ", 15698 packageName, true, false)) { 15699 dumpState.setTitlePrinted(true); 15700 } 15701 } 15702 } 15703 15704 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15705 pw.flush(); 15706 FileOutputStream fout = new FileOutputStream(fd); 15707 BufferedOutputStream str = new BufferedOutputStream(fout); 15708 XmlSerializer serializer = new FastXmlSerializer(); 15709 try { 15710 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15711 serializer.startDocument(null, true); 15712 serializer.setFeature( 15713 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15714 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15715 serializer.endDocument(); 15716 serializer.flush(); 15717 } catch (IllegalArgumentException e) { 15718 pw.println("Failed writing: " + e); 15719 } catch (IllegalStateException e) { 15720 pw.println("Failed writing: " + e); 15721 } catch (IOException e) { 15722 pw.println("Failed writing: " + e); 15723 } 15724 } 15725 15726 if (!checkin 15727 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15728 && packageName == null) { 15729 pw.println(); 15730 int count = mSettings.mPackages.size(); 15731 if (count == 0) { 15732 pw.println("No applications!"); 15733 pw.println(); 15734 } else { 15735 final String prefix = " "; 15736 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15737 if (allPackageSettings.size() == 0) { 15738 pw.println("No domain preferred apps!"); 15739 pw.println(); 15740 } else { 15741 pw.println("App verification status:"); 15742 pw.println(); 15743 count = 0; 15744 for (PackageSetting ps : allPackageSettings) { 15745 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15746 if (ivi == null || ivi.getPackageName() == null) continue; 15747 pw.println(prefix + "Package: " + ivi.getPackageName()); 15748 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15749 pw.println(prefix + "Status: " + ivi.getStatusString()); 15750 pw.println(); 15751 count++; 15752 } 15753 if (count == 0) { 15754 pw.println(prefix + "No app verification established."); 15755 pw.println(); 15756 } 15757 for (int userId : sUserManager.getUserIds()) { 15758 pw.println("App linkages for user " + userId + ":"); 15759 pw.println(); 15760 count = 0; 15761 for (PackageSetting ps : allPackageSettings) { 15762 final long status = ps.getDomainVerificationStatusForUser(userId); 15763 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15764 continue; 15765 } 15766 pw.println(prefix + "Package: " + ps.name); 15767 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15768 String statusStr = IntentFilterVerificationInfo. 15769 getStatusStringFromValue(status); 15770 pw.println(prefix + "Status: " + statusStr); 15771 pw.println(); 15772 count++; 15773 } 15774 if (count == 0) { 15775 pw.println(prefix + "No configured app linkages."); 15776 pw.println(); 15777 } 15778 } 15779 } 15780 } 15781 } 15782 15783 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15784 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15785 if (packageName == null && permissionNames == null) { 15786 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15787 if (iperm == 0) { 15788 if (dumpState.onTitlePrinted()) 15789 pw.println(); 15790 pw.println("AppOp Permissions:"); 15791 } 15792 pw.print(" AppOp Permission "); 15793 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15794 pw.println(":"); 15795 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15796 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15797 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15798 } 15799 } 15800 } 15801 } 15802 15803 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15804 boolean printedSomething = false; 15805 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15806 if (packageName != null && !packageName.equals(p.info.packageName)) { 15807 continue; 15808 } 15809 if (!printedSomething) { 15810 if (dumpState.onTitlePrinted()) 15811 pw.println(); 15812 pw.println("Registered ContentProviders:"); 15813 printedSomething = true; 15814 } 15815 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15816 pw.print(" "); pw.println(p.toString()); 15817 } 15818 printedSomething = false; 15819 for (Map.Entry<String, PackageParser.Provider> entry : 15820 mProvidersByAuthority.entrySet()) { 15821 PackageParser.Provider p = entry.getValue(); 15822 if (packageName != null && !packageName.equals(p.info.packageName)) { 15823 continue; 15824 } 15825 if (!printedSomething) { 15826 if (dumpState.onTitlePrinted()) 15827 pw.println(); 15828 pw.println("ContentProvider Authorities:"); 15829 printedSomething = true; 15830 } 15831 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15832 pw.print(" "); pw.println(p.toString()); 15833 if (p.info != null && p.info.applicationInfo != null) { 15834 final String appInfo = p.info.applicationInfo.toString(); 15835 pw.print(" applicationInfo="); pw.println(appInfo); 15836 } 15837 } 15838 } 15839 15840 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15841 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15842 } 15843 15844 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15845 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15846 } 15847 15848 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15849 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15850 } 15851 15852 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15853 // XXX should handle packageName != null by dumping only install data that 15854 // the given package is involved with. 15855 if (dumpState.onTitlePrinted()) pw.println(); 15856 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15857 } 15858 15859 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15860 if (dumpState.onTitlePrinted()) pw.println(); 15861 mSettings.dumpReadMessagesLPr(pw, dumpState); 15862 15863 pw.println(); 15864 pw.println("Package warning messages:"); 15865 BufferedReader in = null; 15866 String line = null; 15867 try { 15868 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15869 while ((line = in.readLine()) != null) { 15870 if (line.contains("ignored: updated version")) continue; 15871 pw.println(line); 15872 } 15873 } catch (IOException ignored) { 15874 } finally { 15875 IoUtils.closeQuietly(in); 15876 } 15877 } 15878 15879 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15880 BufferedReader in = null; 15881 String line = null; 15882 try { 15883 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15884 while ((line = in.readLine()) != null) { 15885 if (line.contains("ignored: updated version")) continue; 15886 pw.print("msg,"); 15887 pw.println(line); 15888 } 15889 } catch (IOException ignored) { 15890 } finally { 15891 IoUtils.closeQuietly(in); 15892 } 15893 } 15894 } 15895 } 15896 15897 private String dumpDomainString(String packageName) { 15898 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15899 List<IntentFilter> filters = getAllIntentFilters(packageName); 15900 15901 ArraySet<String> result = new ArraySet<>(); 15902 if (iviList.size() > 0) { 15903 for (IntentFilterVerificationInfo ivi : iviList) { 15904 for (String host : ivi.getDomains()) { 15905 result.add(host); 15906 } 15907 } 15908 } 15909 if (filters != null && filters.size() > 0) { 15910 for (IntentFilter filter : filters) { 15911 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15912 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15913 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15914 result.addAll(filter.getHostsList()); 15915 } 15916 } 15917 } 15918 15919 StringBuilder sb = new StringBuilder(result.size() * 16); 15920 for (String domain : result) { 15921 if (sb.length() > 0) sb.append(" "); 15922 sb.append(domain); 15923 } 15924 return sb.toString(); 15925 } 15926 15927 // ------- apps on sdcard specific code ------- 15928 static final boolean DEBUG_SD_INSTALL = false; 15929 15930 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15931 15932 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15933 15934 private boolean mMediaMounted = false; 15935 15936 static String getEncryptKey() { 15937 try { 15938 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15939 SD_ENCRYPTION_KEYSTORE_NAME); 15940 if (sdEncKey == null) { 15941 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15942 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15943 if (sdEncKey == null) { 15944 Slog.e(TAG, "Failed to create encryption keys"); 15945 return null; 15946 } 15947 } 15948 return sdEncKey; 15949 } catch (NoSuchAlgorithmException nsae) { 15950 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15951 return null; 15952 } catch (IOException ioe) { 15953 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15954 return null; 15955 } 15956 } 15957 15958 /* 15959 * Update media status on PackageManager. 15960 */ 15961 @Override 15962 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15963 int callingUid = Binder.getCallingUid(); 15964 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15965 throw new SecurityException("Media status can only be updated by the system"); 15966 } 15967 // reader; this apparently protects mMediaMounted, but should probably 15968 // be a different lock in that case. 15969 synchronized (mPackages) { 15970 Log.i(TAG, "Updating external media status from " 15971 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15972 + (mediaStatus ? "mounted" : "unmounted")); 15973 if (DEBUG_SD_INSTALL) 15974 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15975 + ", mMediaMounted=" + mMediaMounted); 15976 if (mediaStatus == mMediaMounted) { 15977 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15978 : 0, -1); 15979 mHandler.sendMessage(msg); 15980 return; 15981 } 15982 mMediaMounted = mediaStatus; 15983 } 15984 // Queue up an async operation since the package installation may take a 15985 // little while. 15986 mHandler.post(new Runnable() { 15987 public void run() { 15988 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15989 } 15990 }); 15991 } 15992 15993 /** 15994 * Called by MountService when the initial ASECs to scan are available. 15995 * Should block until all the ASEC containers are finished being scanned. 15996 */ 15997 public void scanAvailableAsecs() { 15998 updateExternalMediaStatusInner(true, false, false); 15999 if (mShouldRestoreconData) { 16000 SELinuxMMAC.setRestoreconDone(); 16001 mShouldRestoreconData = false; 16002 } 16003 } 16004 16005 /* 16006 * Collect information of applications on external media, map them against 16007 * existing containers and update information based on current mount status. 16008 * Please note that we always have to report status if reportStatus has been 16009 * set to true especially when unloading packages. 16010 */ 16011 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16012 boolean externalStorage) { 16013 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16014 int[] uidArr = EmptyArray.INT; 16015 16016 final String[] list = PackageHelper.getSecureContainerList(); 16017 if (ArrayUtils.isEmpty(list)) { 16018 Log.i(TAG, "No secure containers found"); 16019 } else { 16020 // Process list of secure containers and categorize them 16021 // as active or stale based on their package internal state. 16022 16023 // reader 16024 synchronized (mPackages) { 16025 for (String cid : list) { 16026 // Leave stages untouched for now; installer service owns them 16027 if (PackageInstallerService.isStageName(cid)) continue; 16028 16029 if (DEBUG_SD_INSTALL) 16030 Log.i(TAG, "Processing container " + cid); 16031 String pkgName = getAsecPackageName(cid); 16032 if (pkgName == null) { 16033 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16034 continue; 16035 } 16036 if (DEBUG_SD_INSTALL) 16037 Log.i(TAG, "Looking for pkg : " + pkgName); 16038 16039 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16040 if (ps == null) { 16041 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16042 continue; 16043 } 16044 16045 /* 16046 * Skip packages that are not external if we're unmounting 16047 * external storage. 16048 */ 16049 if (externalStorage && !isMounted && !isExternal(ps)) { 16050 continue; 16051 } 16052 16053 final AsecInstallArgs args = new AsecInstallArgs(cid, 16054 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16055 // The package status is changed only if the code path 16056 // matches between settings and the container id. 16057 if (ps.codePathString != null 16058 && ps.codePathString.startsWith(args.getCodePath())) { 16059 if (DEBUG_SD_INSTALL) { 16060 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16061 + " at code path: " + ps.codePathString); 16062 } 16063 16064 // We do have a valid package installed on sdcard 16065 processCids.put(args, ps.codePathString); 16066 final int uid = ps.appId; 16067 if (uid != -1) { 16068 uidArr = ArrayUtils.appendInt(uidArr, uid); 16069 } 16070 } else { 16071 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16072 + ps.codePathString); 16073 } 16074 } 16075 } 16076 16077 Arrays.sort(uidArr); 16078 } 16079 16080 // Process packages with valid entries. 16081 if (isMounted) { 16082 if (DEBUG_SD_INSTALL) 16083 Log.i(TAG, "Loading packages"); 16084 loadMediaPackages(processCids, uidArr, externalStorage); 16085 startCleaningPackages(); 16086 mInstallerService.onSecureContainersAvailable(); 16087 } else { 16088 if (DEBUG_SD_INSTALL) 16089 Log.i(TAG, "Unloading packages"); 16090 unloadMediaPackages(processCids, uidArr, reportStatus); 16091 } 16092 } 16093 16094 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16095 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16096 final int size = infos.size(); 16097 final String[] packageNames = new String[size]; 16098 final int[] packageUids = new int[size]; 16099 for (int i = 0; i < size; i++) { 16100 final ApplicationInfo info = infos.get(i); 16101 packageNames[i] = info.packageName; 16102 packageUids[i] = info.uid; 16103 } 16104 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16105 finishedReceiver); 16106 } 16107 16108 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16109 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16110 sendResourcesChangedBroadcast(mediaStatus, replacing, 16111 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16112 } 16113 16114 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16115 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16116 int size = pkgList.length; 16117 if (size > 0) { 16118 // Send broadcasts here 16119 Bundle extras = new Bundle(); 16120 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16121 if (uidArr != null) { 16122 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16123 } 16124 if (replacing) { 16125 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16126 } 16127 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16128 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16129 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16130 } 16131 } 16132 16133 /* 16134 * Look at potentially valid container ids from processCids If package 16135 * information doesn't match the one on record or package scanning fails, 16136 * the cid is added to list of removeCids. We currently don't delete stale 16137 * containers. 16138 */ 16139 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16140 boolean externalStorage) { 16141 ArrayList<String> pkgList = new ArrayList<String>(); 16142 Set<AsecInstallArgs> keys = processCids.keySet(); 16143 16144 for (AsecInstallArgs args : keys) { 16145 String codePath = processCids.get(args); 16146 if (DEBUG_SD_INSTALL) 16147 Log.i(TAG, "Loading container : " + args.cid); 16148 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16149 try { 16150 // Make sure there are no container errors first. 16151 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16152 Slog.e(TAG, "Failed to mount cid : " + args.cid 16153 + " when installing from sdcard"); 16154 continue; 16155 } 16156 // Check code path here. 16157 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16158 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16159 + " does not match one in settings " + codePath); 16160 continue; 16161 } 16162 // Parse package 16163 int parseFlags = mDefParseFlags; 16164 if (args.isExternalAsec()) { 16165 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16166 } 16167 if (args.isFwdLocked()) { 16168 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16169 } 16170 16171 synchronized (mInstallLock) { 16172 PackageParser.Package pkg = null; 16173 try { 16174 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16175 } catch (PackageManagerException e) { 16176 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16177 } 16178 // Scan the package 16179 if (pkg != null) { 16180 /* 16181 * TODO why is the lock being held? doPostInstall is 16182 * called in other places without the lock. This needs 16183 * to be straightened out. 16184 */ 16185 // writer 16186 synchronized (mPackages) { 16187 retCode = PackageManager.INSTALL_SUCCEEDED; 16188 pkgList.add(pkg.packageName); 16189 // Post process args 16190 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16191 pkg.applicationInfo.uid); 16192 } 16193 } else { 16194 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16195 } 16196 } 16197 16198 } finally { 16199 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16200 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16201 } 16202 } 16203 } 16204 // writer 16205 synchronized (mPackages) { 16206 // If the platform SDK has changed since the last time we booted, 16207 // we need to re-grant app permission to catch any new ones that 16208 // appear. This is really a hack, and means that apps can in some 16209 // cases get permissions that the user didn't initially explicitly 16210 // allow... it would be nice to have some better way to handle 16211 // this situation. 16212 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16213 : mSettings.getInternalVersion(); 16214 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16215 : StorageManager.UUID_PRIVATE_INTERNAL; 16216 16217 int updateFlags = UPDATE_PERMISSIONS_ALL; 16218 if (ver.sdkVersion != mSdkVersion) { 16219 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16220 + mSdkVersion + "; regranting permissions for external"); 16221 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16222 } 16223 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16224 16225 // Yay, everything is now upgraded 16226 ver.forceCurrent(); 16227 16228 // can downgrade to reader 16229 // Persist settings 16230 mSettings.writeLPr(); 16231 } 16232 // Send a broadcast to let everyone know we are done processing 16233 if (pkgList.size() > 0) { 16234 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16235 } 16236 } 16237 16238 /* 16239 * Utility method to unload a list of specified containers 16240 */ 16241 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16242 // Just unmount all valid containers. 16243 for (AsecInstallArgs arg : cidArgs) { 16244 synchronized (mInstallLock) { 16245 arg.doPostDeleteLI(false); 16246 } 16247 } 16248 } 16249 16250 /* 16251 * Unload packages mounted on external media. This involves deleting package 16252 * data from internal structures, sending broadcasts about diabled packages, 16253 * gc'ing to free up references, unmounting all secure containers 16254 * corresponding to packages on external media, and posting a 16255 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16256 * that we always have to post this message if status has been requested no 16257 * matter what. 16258 */ 16259 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16260 final boolean reportStatus) { 16261 if (DEBUG_SD_INSTALL) 16262 Log.i(TAG, "unloading media packages"); 16263 ArrayList<String> pkgList = new ArrayList<String>(); 16264 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16265 final Set<AsecInstallArgs> keys = processCids.keySet(); 16266 for (AsecInstallArgs args : keys) { 16267 String pkgName = args.getPackageName(); 16268 if (DEBUG_SD_INSTALL) 16269 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16270 // Delete package internally 16271 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16272 synchronized (mInstallLock) { 16273 boolean res = deletePackageLI(pkgName, null, false, null, null, 16274 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16275 if (res) { 16276 pkgList.add(pkgName); 16277 } else { 16278 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16279 failedList.add(args); 16280 } 16281 } 16282 } 16283 16284 // reader 16285 synchronized (mPackages) { 16286 // We didn't update the settings after removing each package; 16287 // write them now for all packages. 16288 mSettings.writeLPr(); 16289 } 16290 16291 // We have to absolutely send UPDATED_MEDIA_STATUS only 16292 // after confirming that all the receivers processed the ordered 16293 // broadcast when packages get disabled, force a gc to clean things up. 16294 // and unload all the containers. 16295 if (pkgList.size() > 0) { 16296 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16297 new IIntentReceiver.Stub() { 16298 public void performReceive(Intent intent, int resultCode, String data, 16299 Bundle extras, boolean ordered, boolean sticky, 16300 int sendingUser) throws RemoteException { 16301 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16302 reportStatus ? 1 : 0, 1, keys); 16303 mHandler.sendMessage(msg); 16304 } 16305 }); 16306 } else { 16307 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16308 keys); 16309 mHandler.sendMessage(msg); 16310 } 16311 } 16312 16313 private void loadPrivatePackages(final VolumeInfo vol) { 16314 mHandler.post(new Runnable() { 16315 @Override 16316 public void run() { 16317 loadPrivatePackagesInner(vol); 16318 } 16319 }); 16320 } 16321 16322 private void loadPrivatePackagesInner(VolumeInfo vol) { 16323 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16324 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16325 16326 final VersionInfo ver; 16327 final List<PackageSetting> packages; 16328 synchronized (mPackages) { 16329 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16330 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16331 } 16332 16333 for (PackageSetting ps : packages) { 16334 synchronized (mInstallLock) { 16335 final PackageParser.Package pkg; 16336 try { 16337 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16338 loaded.add(pkg.applicationInfo); 16339 } catch (PackageManagerException e) { 16340 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16341 } 16342 16343 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16344 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16345 } 16346 } 16347 } 16348 16349 synchronized (mPackages) { 16350 int updateFlags = UPDATE_PERMISSIONS_ALL; 16351 if (ver.sdkVersion != mSdkVersion) { 16352 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16353 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16354 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16355 } 16356 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16357 16358 // Yay, everything is now upgraded 16359 ver.forceCurrent(); 16360 16361 mSettings.writeLPr(); 16362 } 16363 16364 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16365 sendResourcesChangedBroadcast(true, false, loaded, null); 16366 } 16367 16368 private void unloadPrivatePackages(final VolumeInfo vol) { 16369 mHandler.post(new Runnable() { 16370 @Override 16371 public void run() { 16372 unloadPrivatePackagesInner(vol); 16373 } 16374 }); 16375 } 16376 16377 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16378 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16379 synchronized (mInstallLock) { 16380 synchronized (mPackages) { 16381 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16382 for (PackageSetting ps : packages) { 16383 if (ps.pkg == null) continue; 16384 16385 final ApplicationInfo info = ps.pkg.applicationInfo; 16386 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16387 if (deletePackageLI(ps.name, null, false, null, null, 16388 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16389 unloaded.add(info); 16390 } else { 16391 Slog.w(TAG, "Failed to unload " + ps.codePath); 16392 } 16393 } 16394 16395 mSettings.writeLPr(); 16396 } 16397 } 16398 16399 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16400 sendResourcesChangedBroadcast(false, false, unloaded, null); 16401 } 16402 16403 /** 16404 * Examine all users present on given mounted volume, and destroy data 16405 * belonging to users that are no longer valid, or whose user ID has been 16406 * recycled. 16407 */ 16408 private void reconcileUsers(String volumeUuid) { 16409 final File[] files = FileUtils 16410 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16411 for (File file : files) { 16412 if (!file.isDirectory()) continue; 16413 16414 final int userId; 16415 final UserInfo info; 16416 try { 16417 userId = Integer.parseInt(file.getName()); 16418 info = sUserManager.getUserInfo(userId); 16419 } catch (NumberFormatException e) { 16420 Slog.w(TAG, "Invalid user directory " + file); 16421 continue; 16422 } 16423 16424 boolean destroyUser = false; 16425 if (info == null) { 16426 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16427 + " because no matching user was found"); 16428 destroyUser = true; 16429 } else { 16430 try { 16431 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16432 } catch (IOException e) { 16433 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16434 + " because we failed to enforce serial number: " + e); 16435 destroyUser = true; 16436 } 16437 } 16438 16439 if (destroyUser) { 16440 synchronized (mInstallLock) { 16441 mInstaller.removeUserDataDirs(volumeUuid, userId); 16442 } 16443 } 16444 } 16445 16446 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16447 final UserManager um = mContext.getSystemService(UserManager.class); 16448 for (UserInfo user : um.getUsers()) { 16449 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16450 if (userDir.exists()) continue; 16451 16452 try { 16453 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16454 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16455 } catch (IOException e) { 16456 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16457 } 16458 } 16459 } 16460 16461 /** 16462 * Examine all apps present on given mounted volume, and destroy apps that 16463 * aren't expected, either due to uninstallation or reinstallation on 16464 * another volume. 16465 */ 16466 private void reconcileApps(String volumeUuid) { 16467 final File[] files = FileUtils 16468 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16469 for (File file : files) { 16470 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16471 && !PackageInstallerService.isStageName(file.getName()); 16472 if (!isPackage) { 16473 // Ignore entries which are not packages 16474 continue; 16475 } 16476 16477 boolean destroyApp = false; 16478 String packageName = null; 16479 try { 16480 final PackageLite pkg = PackageParser.parsePackageLite(file, 16481 PackageParser.PARSE_MUST_BE_APK); 16482 packageName = pkg.packageName; 16483 16484 synchronized (mPackages) { 16485 final PackageSetting ps = mSettings.mPackages.get(packageName); 16486 if (ps == null) { 16487 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16488 + volumeUuid + " because we found no install record"); 16489 destroyApp = true; 16490 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16491 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16492 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16493 destroyApp = true; 16494 } 16495 } 16496 16497 } catch (PackageParserException e) { 16498 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16499 destroyApp = true; 16500 } 16501 16502 if (destroyApp) { 16503 synchronized (mInstallLock) { 16504 if (packageName != null) { 16505 removeDataDirsLI(volumeUuid, packageName); 16506 } 16507 if (file.isDirectory()) { 16508 mInstaller.rmPackageDir(file.getAbsolutePath()); 16509 } else { 16510 file.delete(); 16511 } 16512 } 16513 } 16514 } 16515 } 16516 16517 private void unfreezePackage(String packageName) { 16518 synchronized (mPackages) { 16519 final PackageSetting ps = mSettings.mPackages.get(packageName); 16520 if (ps != null) { 16521 ps.frozen = false; 16522 } 16523 } 16524 } 16525 16526 @Override 16527 public int movePackage(final String packageName, final String volumeUuid) { 16528 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16529 16530 final int moveId = mNextMoveId.getAndIncrement(); 16531 mHandler.post(new Runnable() { 16532 @Override 16533 public void run() { 16534 try { 16535 movePackageInternal(packageName, volumeUuid, moveId); 16536 } catch (PackageManagerException e) { 16537 Slog.w(TAG, "Failed to move " + packageName, e); 16538 mMoveCallbacks.notifyStatusChanged(moveId, 16539 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16540 } 16541 } 16542 }); 16543 return moveId; 16544 } 16545 16546 private void movePackageInternal(final String packageName, final String volumeUuid, 16547 final int moveId) throws PackageManagerException { 16548 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16549 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16550 final PackageManager pm = mContext.getPackageManager(); 16551 16552 final boolean currentAsec; 16553 final String currentVolumeUuid; 16554 final File codeFile; 16555 final String installerPackageName; 16556 final String packageAbiOverride; 16557 final int appId; 16558 final String seinfo; 16559 final String label; 16560 16561 // reader 16562 synchronized (mPackages) { 16563 final PackageParser.Package pkg = mPackages.get(packageName); 16564 final PackageSetting ps = mSettings.mPackages.get(packageName); 16565 if (pkg == null || ps == null) { 16566 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16567 } 16568 16569 if (pkg.applicationInfo.isSystemApp()) { 16570 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16571 "Cannot move system application"); 16572 } 16573 16574 if (pkg.applicationInfo.isExternalAsec()) { 16575 currentAsec = true; 16576 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16577 } else if (pkg.applicationInfo.isForwardLocked()) { 16578 currentAsec = true; 16579 currentVolumeUuid = "forward_locked"; 16580 } else { 16581 currentAsec = false; 16582 currentVolumeUuid = ps.volumeUuid; 16583 16584 final File probe = new File(pkg.codePath); 16585 final File probeOat = new File(probe, "oat"); 16586 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16587 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16588 "Move only supported for modern cluster style installs"); 16589 } 16590 } 16591 16592 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16593 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16594 "Package already moved to " + volumeUuid); 16595 } 16596 16597 if (ps.frozen) { 16598 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16599 "Failed to move already frozen package"); 16600 } 16601 ps.frozen = true; 16602 16603 codeFile = new File(pkg.codePath); 16604 installerPackageName = ps.installerPackageName; 16605 packageAbiOverride = ps.cpuAbiOverrideString; 16606 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16607 seinfo = pkg.applicationInfo.seinfo; 16608 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16609 } 16610 16611 // Now that we're guarded by frozen state, kill app during move 16612 final long token = Binder.clearCallingIdentity(); 16613 try { 16614 killApplication(packageName, appId, "move pkg"); 16615 } finally { 16616 Binder.restoreCallingIdentity(token); 16617 } 16618 16619 final Bundle extras = new Bundle(); 16620 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16621 extras.putString(Intent.EXTRA_TITLE, label); 16622 mMoveCallbacks.notifyCreated(moveId, extras); 16623 16624 int installFlags; 16625 final boolean moveCompleteApp; 16626 final File measurePath; 16627 16628 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16629 installFlags = INSTALL_INTERNAL; 16630 moveCompleteApp = !currentAsec; 16631 measurePath = Environment.getDataAppDirectory(volumeUuid); 16632 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16633 installFlags = INSTALL_EXTERNAL; 16634 moveCompleteApp = false; 16635 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16636 } else { 16637 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16638 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16639 || !volume.isMountedWritable()) { 16640 unfreezePackage(packageName); 16641 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16642 "Move location not mounted private volume"); 16643 } 16644 16645 Preconditions.checkState(!currentAsec); 16646 16647 installFlags = INSTALL_INTERNAL; 16648 moveCompleteApp = true; 16649 measurePath = Environment.getDataAppDirectory(volumeUuid); 16650 } 16651 16652 final PackageStats stats = new PackageStats(null, -1); 16653 synchronized (mInstaller) { 16654 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16655 unfreezePackage(packageName); 16656 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16657 "Failed to measure package size"); 16658 } 16659 } 16660 16661 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16662 + stats.dataSize); 16663 16664 final long startFreeBytes = measurePath.getFreeSpace(); 16665 final long sizeBytes; 16666 if (moveCompleteApp) { 16667 sizeBytes = stats.codeSize + stats.dataSize; 16668 } else { 16669 sizeBytes = stats.codeSize; 16670 } 16671 16672 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16673 unfreezePackage(packageName); 16674 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16675 "Not enough free space to move"); 16676 } 16677 16678 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16679 16680 final CountDownLatch installedLatch = new CountDownLatch(1); 16681 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16682 @Override 16683 public void onUserActionRequired(Intent intent) throws RemoteException { 16684 throw new IllegalStateException(); 16685 } 16686 16687 @Override 16688 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16689 Bundle extras) throws RemoteException { 16690 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16691 + PackageManager.installStatusToString(returnCode, msg)); 16692 16693 installedLatch.countDown(); 16694 16695 // Regardless of success or failure of the move operation, 16696 // always unfreeze the package 16697 unfreezePackage(packageName); 16698 16699 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16700 switch (status) { 16701 case PackageInstaller.STATUS_SUCCESS: 16702 mMoveCallbacks.notifyStatusChanged(moveId, 16703 PackageManager.MOVE_SUCCEEDED); 16704 break; 16705 case PackageInstaller.STATUS_FAILURE_STORAGE: 16706 mMoveCallbacks.notifyStatusChanged(moveId, 16707 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16708 break; 16709 default: 16710 mMoveCallbacks.notifyStatusChanged(moveId, 16711 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16712 break; 16713 } 16714 } 16715 }; 16716 16717 final MoveInfo move; 16718 if (moveCompleteApp) { 16719 // Kick off a thread to report progress estimates 16720 new Thread() { 16721 @Override 16722 public void run() { 16723 while (true) { 16724 try { 16725 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16726 break; 16727 } 16728 } catch (InterruptedException ignored) { 16729 } 16730 16731 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16732 final int progress = 10 + (int) MathUtils.constrain( 16733 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16734 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16735 } 16736 } 16737 }.start(); 16738 16739 final String dataAppName = codeFile.getName(); 16740 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16741 dataAppName, appId, seinfo); 16742 } else { 16743 move = null; 16744 } 16745 16746 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16747 16748 final Message msg = mHandler.obtainMessage(INIT_COPY); 16749 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16750 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16751 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16752 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16753 msg.obj = params; 16754 16755 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16756 System.identityHashCode(msg.obj)); 16757 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16758 System.identityHashCode(msg.obj)); 16759 16760 mHandler.sendMessage(msg); 16761 } 16762 16763 @Override 16764 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16765 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16766 16767 final int realMoveId = mNextMoveId.getAndIncrement(); 16768 final Bundle extras = new Bundle(); 16769 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16770 mMoveCallbacks.notifyCreated(realMoveId, extras); 16771 16772 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16773 @Override 16774 public void onCreated(int moveId, Bundle extras) { 16775 // Ignored 16776 } 16777 16778 @Override 16779 public void onStatusChanged(int moveId, int status, long estMillis) { 16780 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16781 } 16782 }; 16783 16784 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16785 storage.setPrimaryStorageUuid(volumeUuid, callback); 16786 return realMoveId; 16787 } 16788 16789 @Override 16790 public int getMoveStatus(int moveId) { 16791 mContext.enforceCallingOrSelfPermission( 16792 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16793 return mMoveCallbacks.mLastStatus.get(moveId); 16794 } 16795 16796 @Override 16797 public void registerMoveCallback(IPackageMoveObserver callback) { 16798 mContext.enforceCallingOrSelfPermission( 16799 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16800 mMoveCallbacks.register(callback); 16801 } 16802 16803 @Override 16804 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16805 mContext.enforceCallingOrSelfPermission( 16806 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16807 mMoveCallbacks.unregister(callback); 16808 } 16809 16810 @Override 16811 public boolean setInstallLocation(int loc) { 16812 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16813 null); 16814 if (getInstallLocation() == loc) { 16815 return true; 16816 } 16817 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16818 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16819 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16820 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16821 return true; 16822 } 16823 return false; 16824 } 16825 16826 @Override 16827 public int getInstallLocation() { 16828 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16829 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16830 PackageHelper.APP_INSTALL_AUTO); 16831 } 16832 16833 /** Called by UserManagerService */ 16834 void cleanUpUser(UserManagerService userManager, int userHandle) { 16835 synchronized (mPackages) { 16836 mDirtyUsers.remove(userHandle); 16837 mUserNeedsBadging.delete(userHandle); 16838 mSettings.removeUserLPw(userHandle); 16839 mPendingBroadcasts.remove(userHandle); 16840 } 16841 synchronized (mInstallLock) { 16842 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16843 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16844 final String volumeUuid = vol.getFsUuid(); 16845 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16846 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16847 } 16848 synchronized (mPackages) { 16849 removeUnusedPackagesLILPw(userManager, userHandle); 16850 } 16851 } 16852 } 16853 16854 /** 16855 * We're removing userHandle and would like to remove any downloaded packages 16856 * that are no longer in use by any other user. 16857 * @param userHandle the user being removed 16858 */ 16859 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16860 final boolean DEBUG_CLEAN_APKS = false; 16861 int [] users = userManager.getUserIds(); 16862 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16863 while (psit.hasNext()) { 16864 PackageSetting ps = psit.next(); 16865 if (ps.pkg == null) { 16866 continue; 16867 } 16868 final String packageName = ps.pkg.packageName; 16869 // Skip over if system app 16870 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16871 continue; 16872 } 16873 if (DEBUG_CLEAN_APKS) { 16874 Slog.i(TAG, "Checking package " + packageName); 16875 } 16876 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16877 if (keep) { 16878 if (DEBUG_CLEAN_APKS) { 16879 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16880 } 16881 } else { 16882 for (int i = 0; i < users.length; i++) { 16883 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16884 keep = true; 16885 if (DEBUG_CLEAN_APKS) { 16886 Slog.i(TAG, " Keeping package " + packageName + " for user " 16887 + users[i]); 16888 } 16889 break; 16890 } 16891 } 16892 } 16893 if (!keep) { 16894 if (DEBUG_CLEAN_APKS) { 16895 Slog.i(TAG, " Removing package " + packageName); 16896 } 16897 mHandler.post(new Runnable() { 16898 public void run() { 16899 deletePackageX(packageName, userHandle, 0); 16900 } //end run 16901 }); 16902 } 16903 } 16904 } 16905 16906 /** Called by UserManagerService */ 16907 void createNewUser(int userHandle) { 16908 synchronized (mInstallLock) { 16909 mInstaller.createUserConfig(userHandle); 16910 mSettings.createNewUserLI(this, mInstaller, userHandle); 16911 } 16912 synchronized (mPackages) { 16913 applyFactoryDefaultBrowserLPw(userHandle); 16914 primeDomainVerificationsLPw(userHandle); 16915 } 16916 } 16917 16918 void newUserCreated(final int userHandle) { 16919 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16920 // If permission review for legacy apps is required, we represent 16921 // dagerous permissions for such apps as always granted runtime 16922 // permissions to keep per user flag state whether review is needed. 16923 // Hence, if a new user is added we have to propagate dangerous 16924 // permission grants for these legacy apps. 16925 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 16926 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 16927 | UPDATE_PERMISSIONS_REPLACE_ALL); 16928 } 16929 } 16930 16931 @Override 16932 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16933 mContext.enforceCallingOrSelfPermission( 16934 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16935 "Only package verification agents can read the verifier device identity"); 16936 16937 synchronized (mPackages) { 16938 return mSettings.getVerifierDeviceIdentityLPw(); 16939 } 16940 } 16941 16942 @Override 16943 public void setPermissionEnforced(String permission, boolean enforced) { 16944 // TODO: Now that we no longer change GID for storage, this should to away. 16945 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16946 "setPermissionEnforced"); 16947 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16948 synchronized (mPackages) { 16949 if (mSettings.mReadExternalStorageEnforced == null 16950 || mSettings.mReadExternalStorageEnforced != enforced) { 16951 mSettings.mReadExternalStorageEnforced = enforced; 16952 mSettings.writeLPr(); 16953 } 16954 } 16955 // kill any non-foreground processes so we restart them and 16956 // grant/revoke the GID. 16957 final IActivityManager am = ActivityManagerNative.getDefault(); 16958 if (am != null) { 16959 final long token = Binder.clearCallingIdentity(); 16960 try { 16961 am.killProcessesBelowForeground("setPermissionEnforcement"); 16962 } catch (RemoteException e) { 16963 } finally { 16964 Binder.restoreCallingIdentity(token); 16965 } 16966 } 16967 } else { 16968 throw new IllegalArgumentException("No selective enforcement for " + permission); 16969 } 16970 } 16971 16972 @Override 16973 @Deprecated 16974 public boolean isPermissionEnforced(String permission) { 16975 return true; 16976 } 16977 16978 @Override 16979 public boolean isStorageLow() { 16980 final long token = Binder.clearCallingIdentity(); 16981 try { 16982 final DeviceStorageMonitorInternal 16983 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16984 if (dsm != null) { 16985 return dsm.isMemoryLow(); 16986 } else { 16987 return false; 16988 } 16989 } finally { 16990 Binder.restoreCallingIdentity(token); 16991 } 16992 } 16993 16994 @Override 16995 public IPackageInstaller getPackageInstaller() { 16996 return mInstallerService; 16997 } 16998 16999 private boolean userNeedsBadging(int userId) { 17000 int index = mUserNeedsBadging.indexOfKey(userId); 17001 if (index < 0) { 17002 final UserInfo userInfo; 17003 final long token = Binder.clearCallingIdentity(); 17004 try { 17005 userInfo = sUserManager.getUserInfo(userId); 17006 } finally { 17007 Binder.restoreCallingIdentity(token); 17008 } 17009 final boolean b; 17010 if (userInfo != null && userInfo.isManagedProfile()) { 17011 b = true; 17012 } else { 17013 b = false; 17014 } 17015 mUserNeedsBadging.put(userId, b); 17016 return b; 17017 } 17018 return mUserNeedsBadging.valueAt(index); 17019 } 17020 17021 @Override 17022 public KeySet getKeySetByAlias(String packageName, String alias) { 17023 if (packageName == null || alias == null) { 17024 return null; 17025 } 17026 synchronized(mPackages) { 17027 final PackageParser.Package pkg = mPackages.get(packageName); 17028 if (pkg == null) { 17029 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17030 throw new IllegalArgumentException("Unknown package: " + packageName); 17031 } 17032 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17033 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17034 } 17035 } 17036 17037 @Override 17038 public KeySet getSigningKeySet(String packageName) { 17039 if (packageName == null) { 17040 return null; 17041 } 17042 synchronized(mPackages) { 17043 final PackageParser.Package pkg = mPackages.get(packageName); 17044 if (pkg == null) { 17045 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17046 throw new IllegalArgumentException("Unknown package: " + packageName); 17047 } 17048 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17049 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17050 throw new SecurityException("May not access signing KeySet of other apps."); 17051 } 17052 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17053 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17054 } 17055 } 17056 17057 @Override 17058 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17059 if (packageName == null || ks == null) { 17060 return false; 17061 } 17062 synchronized(mPackages) { 17063 final PackageParser.Package pkg = mPackages.get(packageName); 17064 if (pkg == null) { 17065 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17066 throw new IllegalArgumentException("Unknown package: " + packageName); 17067 } 17068 IBinder ksh = ks.getToken(); 17069 if (ksh instanceof KeySetHandle) { 17070 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17071 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17072 } 17073 return false; 17074 } 17075 } 17076 17077 @Override 17078 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17079 if (packageName == null || ks == null) { 17080 return false; 17081 } 17082 synchronized(mPackages) { 17083 final PackageParser.Package pkg = mPackages.get(packageName); 17084 if (pkg == null) { 17085 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17086 throw new IllegalArgumentException("Unknown package: " + packageName); 17087 } 17088 IBinder ksh = ks.getToken(); 17089 if (ksh instanceof KeySetHandle) { 17090 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17091 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17092 } 17093 return false; 17094 } 17095 } 17096 17097 private void deletePackageIfUnusedLPr(final String packageName) { 17098 PackageSetting ps = mSettings.mPackages.get(packageName); 17099 if (ps == null) { 17100 return; 17101 } 17102 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17103 // TODO Implement atomic delete if package is unused 17104 // It is currently possible that the package will be deleted even if it is installed 17105 // after this method returns. 17106 mHandler.post(new Runnable() { 17107 public void run() { 17108 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17109 } 17110 }); 17111 } 17112 } 17113 17114 /** 17115 * Check and throw if the given before/after packages would be considered a 17116 * downgrade. 17117 */ 17118 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17119 throws PackageManagerException { 17120 if (after.versionCode < before.mVersionCode) { 17121 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17122 "Update version code " + after.versionCode + " is older than current " 17123 + before.mVersionCode); 17124 } else if (after.versionCode == before.mVersionCode) { 17125 if (after.baseRevisionCode < before.baseRevisionCode) { 17126 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17127 "Update base revision code " + after.baseRevisionCode 17128 + " is older than current " + before.baseRevisionCode); 17129 } 17130 17131 if (!ArrayUtils.isEmpty(after.splitNames)) { 17132 for (int i = 0; i < after.splitNames.length; i++) { 17133 final String splitName = after.splitNames[i]; 17134 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17135 if (j != -1) { 17136 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17137 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17138 "Update split " + splitName + " revision code " 17139 + after.splitRevisionCodes[i] + " is older than current " 17140 + before.splitRevisionCodes[j]); 17141 } 17142 } 17143 } 17144 } 17145 } 17146 } 17147 17148 private static class MoveCallbacks extends Handler { 17149 private static final int MSG_CREATED = 1; 17150 private static final int MSG_STATUS_CHANGED = 2; 17151 17152 private final RemoteCallbackList<IPackageMoveObserver> 17153 mCallbacks = new RemoteCallbackList<>(); 17154 17155 private final SparseIntArray mLastStatus = new SparseIntArray(); 17156 17157 public MoveCallbacks(Looper looper) { 17158 super(looper); 17159 } 17160 17161 public void register(IPackageMoveObserver callback) { 17162 mCallbacks.register(callback); 17163 } 17164 17165 public void unregister(IPackageMoveObserver callback) { 17166 mCallbacks.unregister(callback); 17167 } 17168 17169 @Override 17170 public void handleMessage(Message msg) { 17171 final SomeArgs args = (SomeArgs) msg.obj; 17172 final int n = mCallbacks.beginBroadcast(); 17173 for (int i = 0; i < n; i++) { 17174 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17175 try { 17176 invokeCallback(callback, msg.what, args); 17177 } catch (RemoteException ignored) { 17178 } 17179 } 17180 mCallbacks.finishBroadcast(); 17181 args.recycle(); 17182 } 17183 17184 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17185 throws RemoteException { 17186 switch (what) { 17187 case MSG_CREATED: { 17188 callback.onCreated(args.argi1, (Bundle) args.arg2); 17189 break; 17190 } 17191 case MSG_STATUS_CHANGED: { 17192 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17193 break; 17194 } 17195 } 17196 } 17197 17198 private void notifyCreated(int moveId, Bundle extras) { 17199 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17200 17201 final SomeArgs args = SomeArgs.obtain(); 17202 args.argi1 = moveId; 17203 args.arg2 = extras; 17204 obtainMessage(MSG_CREATED, args).sendToTarget(); 17205 } 17206 17207 private void notifyStatusChanged(int moveId, int status) { 17208 notifyStatusChanged(moveId, status, -1); 17209 } 17210 17211 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17212 Slog.v(TAG, "Move " + moveId + " status " + status); 17213 17214 final SomeArgs args = SomeArgs.obtain(); 17215 args.argi1 = moveId; 17216 args.argi2 = status; 17217 args.arg3 = estMillis; 17218 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17219 17220 synchronized (mLastStatus) { 17221 mLastStatus.put(moveId, status); 17222 } 17223 } 17224 } 17225 17226 private final class OnPermissionChangeListeners extends Handler { 17227 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17228 17229 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17230 new RemoteCallbackList<>(); 17231 17232 public OnPermissionChangeListeners(Looper looper) { 17233 super(looper); 17234 } 17235 17236 @Override 17237 public void handleMessage(Message msg) { 17238 switch (msg.what) { 17239 case MSG_ON_PERMISSIONS_CHANGED: { 17240 final int uid = msg.arg1; 17241 handleOnPermissionsChanged(uid); 17242 } break; 17243 } 17244 } 17245 17246 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17247 mPermissionListeners.register(listener); 17248 17249 } 17250 17251 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17252 mPermissionListeners.unregister(listener); 17253 } 17254 17255 public void onPermissionsChanged(int uid) { 17256 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17257 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17258 } 17259 } 17260 17261 private void handleOnPermissionsChanged(int uid) { 17262 final int count = mPermissionListeners.beginBroadcast(); 17263 try { 17264 for (int i = 0; i < count; i++) { 17265 IOnPermissionsChangeListener callback = mPermissionListeners 17266 .getBroadcastItem(i); 17267 try { 17268 callback.onPermissionsChanged(uid); 17269 } catch (RemoteException e) { 17270 Log.e(TAG, "Permission listener is dead", e); 17271 } 17272 } 17273 } finally { 17274 mPermissionListeners.finishBroadcast(); 17275 } 17276 } 17277 } 17278 17279 private class PackageManagerInternalImpl extends PackageManagerInternal { 17280 @Override 17281 public void setLocationPackagesProvider(PackagesProvider provider) { 17282 synchronized (mPackages) { 17283 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17284 } 17285 } 17286 17287 @Override 17288 public void setImePackagesProvider(PackagesProvider provider) { 17289 synchronized (mPackages) { 17290 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17291 } 17292 } 17293 17294 @Override 17295 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17296 synchronized (mPackages) { 17297 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17298 } 17299 } 17300 17301 @Override 17302 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17303 synchronized (mPackages) { 17304 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17305 } 17306 } 17307 17308 @Override 17309 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17310 synchronized (mPackages) { 17311 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17312 } 17313 } 17314 17315 @Override 17316 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17317 synchronized (mPackages) { 17318 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17319 } 17320 } 17321 17322 @Override 17323 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17324 synchronized (mPackages) { 17325 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17326 } 17327 } 17328 17329 @Override 17330 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17331 synchronized (mPackages) { 17332 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17333 packageName, userId); 17334 } 17335 } 17336 17337 @Override 17338 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17339 synchronized (mPackages) { 17340 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17341 packageName, userId); 17342 } 17343 } 17344 17345 @Override 17346 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17347 synchronized (mPackages) { 17348 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17349 packageName, userId); 17350 } 17351 } 17352 17353 @Override 17354 public void setKeepUninstalledPackages(final List<String> packageList) { 17355 Preconditions.checkNotNull(packageList); 17356 List<String> removedFromList = null; 17357 synchronized (mPackages) { 17358 if (mKeepUninstalledPackages != null) { 17359 final int packagesCount = mKeepUninstalledPackages.size(); 17360 for (int i = 0; i < packagesCount; i++) { 17361 String oldPackage = mKeepUninstalledPackages.get(i); 17362 if (packageList != null && packageList.contains(oldPackage)) { 17363 continue; 17364 } 17365 if (removedFromList == null) { 17366 removedFromList = new ArrayList<>(); 17367 } 17368 removedFromList.add(oldPackage); 17369 } 17370 } 17371 mKeepUninstalledPackages = new ArrayList<>(packageList); 17372 if (removedFromList != null) { 17373 final int removedCount = removedFromList.size(); 17374 for (int i = 0; i < removedCount; i++) { 17375 deletePackageIfUnusedLPr(removedFromList.get(i)); 17376 } 17377 } 17378 } 17379 } 17380 17381 @Override 17382 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17383 synchronized (mPackages) { 17384 // If we do not support permission review, done. 17385 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17386 return false; 17387 } 17388 17389 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17390 if (packageSetting == null) { 17391 return false; 17392 } 17393 17394 // Permission review applies only to apps not supporting the new permission model. 17395 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17396 return false; 17397 } 17398 17399 // Legacy apps have the permission and get user consent on launch. 17400 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17401 return permissionsState.isPermissionReviewRequired(userId); 17402 } 17403 } 17404 } 17405 17406 @Override 17407 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17408 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17409 synchronized (mPackages) { 17410 final long identity = Binder.clearCallingIdentity(); 17411 try { 17412 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17413 packageNames, userId); 17414 } finally { 17415 Binder.restoreCallingIdentity(identity); 17416 } 17417 } 17418 } 17419 17420 private static void enforceSystemOrPhoneCaller(String tag) { 17421 int callingUid = Binder.getCallingUid(); 17422 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17423 throw new SecurityException( 17424 "Cannot call " + tag + " from UID " + callingUid); 17425 } 17426 } 17427} 17428