PackageManagerService.java revision 4267eacc3bd6c781423a871e135bac03cd93718a
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.EphemeralApplicationInfo; 109import android.content.pm.FeatureInfo; 110import android.content.pm.IOnPermissionsChangeListener; 111import android.content.pm.IPackageDataObserver; 112import android.content.pm.IPackageDeleteObserver; 113import android.content.pm.IPackageDeleteObserver2; 114import android.content.pm.IPackageInstallObserver2; 115import android.content.pm.IPackageInstaller; 116import android.content.pm.IPackageManager; 117import android.content.pm.IPackageMoveObserver; 118import android.content.pm.IPackageStatsObserver; 119import android.content.pm.InstrumentationInfo; 120import android.content.pm.IntentFilterVerificationInfo; 121import android.content.pm.KeySet; 122import android.content.pm.ManifestDigest; 123import android.content.pm.PackageCleanItem; 124import android.content.pm.PackageInfo; 125import android.content.pm.PackageInfoLite; 126import android.content.pm.PackageInstaller; 127import android.content.pm.PackageManager; 128import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 129import android.content.pm.PackageManagerInternal; 130import android.content.pm.PackageParser; 131import android.content.pm.PackageParser.ActivityIntentInfo; 132import android.content.pm.PackageParser.PackageLite; 133import android.content.pm.PackageParser.PackageParserException; 134import android.content.pm.PackageStats; 135import android.content.pm.PackageUserState; 136import android.content.pm.ParceledListSlice; 137import android.content.pm.PermissionGroupInfo; 138import android.content.pm.PermissionInfo; 139import android.content.pm.ProviderInfo; 140import android.content.pm.ResolveInfo; 141import android.content.pm.ServiceInfo; 142import android.content.pm.Signature; 143import android.content.pm.UserInfo; 144import android.content.pm.VerificationParams; 145import android.content.pm.VerifierDeviceIdentity; 146import android.content.pm.VerifierInfo; 147import android.content.res.Resources; 148import android.graphics.Bitmap; 149import android.hardware.display.DisplayManager; 150import android.net.Uri; 151import android.os.Debug; 152import android.os.Binder; 153import android.os.Build; 154import android.os.Bundle; 155import android.os.Environment; 156import android.os.Environment.UserEnvironment; 157import android.os.FileUtils; 158import android.os.Handler; 159import android.os.IBinder; 160import android.os.Looper; 161import android.os.Message; 162import android.os.Parcel; 163import android.os.ParcelFileDescriptor; 164import android.os.Process; 165import android.os.RemoteCallbackList; 166import android.os.RemoteException; 167import android.os.ResultReceiver; 168import android.os.SELinux; 169import android.os.ServiceManager; 170import android.os.SystemClock; 171import android.os.SystemProperties; 172import android.os.Trace; 173import android.os.UserHandle; 174import android.os.UserManager; 175import android.os.storage.IMountService; 176import android.os.storage.MountServiceInternal; 177import android.os.storage.StorageEventListener; 178import android.os.storage.StorageManager; 179import android.os.storage.VolumeInfo; 180import android.os.storage.VolumeRecord; 181import android.security.KeyStore; 182import android.security.SystemKeyStore; 183import android.system.ErrnoException; 184import android.system.Os; 185import android.system.StructStat; 186import android.text.TextUtils; 187import android.text.format.DateUtils; 188import android.util.ArrayMap; 189import android.util.ArraySet; 190import android.util.AtomicFile; 191import android.util.DisplayMetrics; 192import android.util.EventLog; 193import android.util.ExceptionUtils; 194import android.util.Log; 195import android.util.LogPrinter; 196import android.util.MathUtils; 197import android.util.PrintStreamPrinter; 198import android.util.Slog; 199import android.util.SparseArray; 200import android.util.SparseBooleanArray; 201import android.util.SparseIntArray; 202import android.util.Xml; 203import android.view.Display; 204 205import com.android.internal.annotations.GuardedBy; 206import dalvik.system.DexFile; 207import dalvik.system.VMRuntime; 208 209import libcore.io.IoUtils; 210import libcore.util.EmptyArray; 211 212import com.android.internal.R; 213import com.android.internal.app.EphemeralResolveInfo; 214import com.android.internal.app.IMediaContainerService; 215import com.android.internal.app.ResolverActivity; 216import com.android.internal.content.NativeLibraryHelper; 217import com.android.internal.content.PackageHelper; 218import com.android.internal.os.IParcelFileDescriptorFactory; 219import com.android.internal.os.SomeArgs; 220import com.android.internal.os.Zygote; 221import com.android.internal.util.ArrayUtils; 222import com.android.internal.util.FastPrintWriter; 223import com.android.internal.util.FastXmlSerializer; 224import com.android.internal.util.IndentingPrintWriter; 225import com.android.internal.util.Preconditions; 226import com.android.server.EventLogTags; 227import com.android.server.FgThread; 228import com.android.server.IntentResolver; 229import com.android.server.LocalServices; 230import com.android.server.ServiceThread; 231import com.android.server.SystemConfig; 232import com.android.server.Watchdog; 233import com.android.server.pm.PermissionsState.PermissionState; 234import com.android.server.pm.Settings.DatabaseVersion; 235import com.android.server.pm.Settings.VersionInfo; 236import com.android.server.storage.DeviceStorageMonitorInternal; 237 238import org.xmlpull.v1.XmlPullParser; 239import org.xmlpull.v1.XmlPullParserException; 240import org.xmlpull.v1.XmlSerializer; 241 242import java.io.BufferedInputStream; 243import java.io.BufferedOutputStream; 244import java.io.BufferedReader; 245import java.io.ByteArrayInputStream; 246import java.io.ByteArrayOutputStream; 247import java.io.File; 248import java.io.FileDescriptor; 249import java.io.FileNotFoundException; 250import java.io.FileOutputStream; 251import java.io.FileReader; 252import java.io.FilenameFilter; 253import java.io.IOException; 254import java.io.InputStream; 255import java.io.PrintWriter; 256import java.nio.charset.StandardCharsets; 257import java.security.MessageDigest; 258import java.security.NoSuchAlgorithmException; 259import java.security.PublicKey; 260import java.security.cert.CertificateEncodingException; 261import java.security.cert.CertificateException; 262import java.text.SimpleDateFormat; 263import java.util.ArrayList; 264import java.util.Arrays; 265import java.util.Collection; 266import java.util.Collections; 267import java.util.Comparator; 268import java.util.Date; 269import java.util.Iterator; 270import java.util.List; 271import java.util.Map; 272import java.util.Objects; 273import java.util.Set; 274import java.util.concurrent.CountDownLatch; 275import java.util.concurrent.TimeUnit; 276import java.util.concurrent.atomic.AtomicBoolean; 277import java.util.concurrent.atomic.AtomicInteger; 278import java.util.concurrent.atomic.AtomicLong; 279 280/** 281 * Keep track of all those .apks everywhere. 282 * 283 * This is very central to the platform's security; please run the unit 284 * tests whenever making modifications here: 285 * 286runtest -c android.content.pm.PackageManagerTests frameworks-core 287 * 288 * {@hide} 289 */ 290public class PackageManagerService extends IPackageManager.Stub { 291 static final String TAG = "PackageManager"; 292 static final boolean DEBUG_SETTINGS = false; 293 static final boolean DEBUG_PREFERRED = false; 294 static final boolean DEBUG_UPGRADE = false; 295 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 296 private static final boolean DEBUG_BACKUP = false; 297 private static final boolean DEBUG_INSTALL = false; 298 private static final boolean DEBUG_REMOVE = false; 299 private static final boolean DEBUG_BROADCASTS = false; 300 private static final boolean DEBUG_SHOW_INFO = false; 301 private static final boolean DEBUG_PACKAGE_INFO = false; 302 private static final boolean DEBUG_INTENT_MATCHING = false; 303 private static final boolean DEBUG_PACKAGE_SCANNING = false; 304 private static final boolean DEBUG_VERIFY = false; 305 private static final boolean DEBUG_DEXOPT = false; 306 private static final boolean DEBUG_ABI_SELECTION = false; 307 private static final boolean DEBUG_EPHEMERAL = false; 308 309 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 310 311 private static final int RADIO_UID = Process.PHONE_UID; 312 private static final int LOG_UID = Process.LOG_UID; 313 private static final int NFC_UID = Process.NFC_UID; 314 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 315 private static final int SHELL_UID = Process.SHELL_UID; 316 317 // Cap the size of permission trees that 3rd party apps can define 318 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 319 320 // Suffix used during package installation when copying/moving 321 // package apks to install directory. 322 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 323 324 static final int SCAN_NO_DEX = 1<<1; 325 static final int SCAN_FORCE_DEX = 1<<2; 326 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 327 static final int SCAN_NEW_INSTALL = 1<<4; 328 static final int SCAN_NO_PATHS = 1<<5; 329 static final int SCAN_UPDATE_TIME = 1<<6; 330 static final int SCAN_DEFER_DEX = 1<<7; 331 static final int SCAN_BOOTING = 1<<8; 332 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 333 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 334 static final int SCAN_REPLACING = 1<<11; 335 static final int SCAN_REQUIRE_KNOWN = 1<<12; 336 static final int SCAN_MOVE = 1<<13; 337 static final int SCAN_INITIAL = 1<<14; 338 339 static final int REMOVE_CHATTY = 1<<16; 340 341 private static final int[] EMPTY_INT_ARRAY = new int[0]; 342 343 /** 344 * Timeout (in milliseconds) after which the watchdog should declare that 345 * our handler thread is wedged. The usual default for such things is one 346 * minute but we sometimes do very lengthy I/O operations on this thread, 347 * such as installing multi-gigabyte applications, so ours needs to be longer. 348 */ 349 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 350 351 /** 352 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 353 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 354 * settings entry if available, otherwise we use the hardcoded default. If it's been 355 * more than this long since the last fstrim, we force one during the boot sequence. 356 * 357 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 358 * one gets run at the next available charging+idle time. This final mandatory 359 * no-fstrim check kicks in only of the other scheduling criteria is never met. 360 */ 361 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 362 363 /** 364 * Whether verification is enabled by default. 365 */ 366 private static final boolean DEFAULT_VERIFY_ENABLE = true; 367 368 /** 369 * The default maximum time to wait for the verification agent to return in 370 * milliseconds. 371 */ 372 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 373 374 /** 375 * The default response for package verification timeout. 376 * 377 * This can be either PackageManager.VERIFICATION_ALLOW or 378 * PackageManager.VERIFICATION_REJECT. 379 */ 380 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 381 382 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 383 384 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 385 DEFAULT_CONTAINER_PACKAGE, 386 "com.android.defcontainer.DefaultContainerService"); 387 388 private static final String KILL_APP_REASON_GIDS_CHANGED = 389 "permission grant or revoke changed gids"; 390 391 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 392 "permissions revoked"; 393 394 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 395 396 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 397 398 /** Permission grant: not grant the permission. */ 399 private static final int GRANT_DENIED = 1; 400 401 /** Permission grant: grant the permission as an install permission. */ 402 private static final int GRANT_INSTALL = 2; 403 404 /** Permission grant: grant the permission as a runtime one. */ 405 private static final int GRANT_RUNTIME = 3; 406 407 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 408 private static final int GRANT_UPGRADE = 4; 409 410 /** Canonical intent used to identify what counts as a "web browser" app */ 411 private static final Intent sBrowserIntent; 412 static { 413 sBrowserIntent = new Intent(); 414 sBrowserIntent.setAction(Intent.ACTION_VIEW); 415 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 416 sBrowserIntent.setData(Uri.parse("http:")); 417 } 418 419 final ServiceThread mHandlerThread; 420 421 final PackageHandler mHandler; 422 423 /** 424 * Messages for {@link #mHandler} that need to wait for system ready before 425 * being dispatched. 426 */ 427 private ArrayList<Message> mPostSystemReadyMessages; 428 429 final int mSdkVersion = Build.VERSION.SDK_INT; 430 431 final Context mContext; 432 final boolean mFactoryTest; 433 final boolean mOnlyCore; 434 final DisplayMetrics mMetrics; 435 final int mDefParseFlags; 436 final String[] mSeparateProcesses; 437 final boolean mIsUpgrade; 438 439 // This is where all application persistent data goes. 440 final File mAppDataDir; 441 442 // This is where all application persistent data goes for secondary users. 443 final File mUserAppDataDir; 444 445 /** The location for ASEC container files on internal storage. */ 446 final String mAsecInternalPath; 447 448 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 449 // LOCK HELD. Can be called with mInstallLock held. 450 @GuardedBy("mInstallLock") 451 final Installer mInstaller; 452 453 /** Directory where installed third-party apps stored */ 454 final File mAppInstallDir; 455 final File mEphemeralInstallDir; 456 457 /** 458 * Directory to which applications installed internally have their 459 * 32 bit native libraries copied. 460 */ 461 private File mAppLib32InstallDir; 462 463 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 464 // apps. 465 final File mDrmAppPrivateInstallDir; 466 467 // ---------------------------------------------------------------- 468 469 // Lock for state used when installing and doing other long running 470 // operations. Methods that must be called with this lock held have 471 // the suffix "LI". 472 final Object mInstallLock = new Object(); 473 474 // ---------------------------------------------------------------- 475 476 // Keys are String (package name), values are Package. This also serves 477 // as the lock for the global state. Methods that must be called with 478 // this lock held have the prefix "LP". 479 @GuardedBy("mPackages") 480 final ArrayMap<String, PackageParser.Package> mPackages = 481 new ArrayMap<String, PackageParser.Package>(); 482 483 // Tracks available target package names -> overlay package paths. 484 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 485 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 486 487 /** 488 * Tracks new system packages [received in an OTA] that we expect to 489 * find updated user-installed versions. Keys are package name, values 490 * are package location. 491 */ 492 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 493 494 /** 495 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 496 */ 497 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 498 /** 499 * Whether or not system app permissions should be promoted from install to runtime. 500 */ 501 boolean mPromoteSystemApps; 502 503 final Settings mSettings; 504 boolean mRestoredSettings; 505 506 // System configuration read by SystemConfig. 507 final int[] mGlobalGids; 508 final SparseArray<ArraySet<String>> mSystemPermissions; 509 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 510 511 // If mac_permissions.xml was found for seinfo labeling. 512 boolean mFoundPolicyFile; 513 514 // If a recursive restorecon of /data/data/<pkg> is needed. 515 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 516 517 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 518 519 public static final class SharedLibraryEntry { 520 public final String path; 521 public final String apk; 522 523 SharedLibraryEntry(String _path, String _apk) { 524 path = _path; 525 apk = _apk; 526 } 527 } 528 529 // Currently known shared libraries. 530 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 531 new ArrayMap<String, SharedLibraryEntry>(); 532 533 // All available activities, for your resolving pleasure. 534 final ActivityIntentResolver mActivities = 535 new ActivityIntentResolver(); 536 537 // All available receivers, for your resolving pleasure. 538 final ActivityIntentResolver mReceivers = 539 new ActivityIntentResolver(); 540 541 // All available services, for your resolving pleasure. 542 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 543 544 // All available providers, for your resolving pleasure. 545 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 546 547 // Mapping from provider base names (first directory in content URI codePath) 548 // to the provider information. 549 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 550 new ArrayMap<String, PackageParser.Provider>(); 551 552 // Mapping from instrumentation class names to info about them. 553 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 554 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 555 556 // Mapping from permission names to info about them. 557 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 558 new ArrayMap<String, PackageParser.PermissionGroup>(); 559 560 // Packages whose data we have transfered into another package, thus 561 // should no longer exist. 562 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 563 564 // Broadcast actions that are only available to the system. 565 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 566 567 /** List of packages waiting for verification. */ 568 final SparseArray<PackageVerificationState> mPendingVerification 569 = new SparseArray<PackageVerificationState>(); 570 571 /** Set of packages associated with each app op permission. */ 572 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 573 574 final PackageInstallerService mInstallerService; 575 576 private final PackageDexOptimizer mPackageDexOptimizer; 577 578 private AtomicInteger mNextMoveId = new AtomicInteger(); 579 private final MoveCallbacks mMoveCallbacks; 580 581 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 582 583 // Cache of users who need badging. 584 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 585 586 /** Token for keys in mPendingVerification. */ 587 private int mPendingVerificationToken = 0; 588 589 volatile boolean mSystemReady; 590 volatile boolean mSafeMode; 591 volatile boolean mHasSystemUidErrors; 592 593 ApplicationInfo mAndroidApplication; 594 final ActivityInfo mResolveActivity = new ActivityInfo(); 595 final ResolveInfo mResolveInfo = new ResolveInfo(); 596 ComponentName mResolveComponentName; 597 PackageParser.Package mPlatformPackage; 598 ComponentName mCustomResolverComponentName; 599 600 boolean mResolverReplaced = false; 601 602 private final ComponentName mIntentFilterVerifierComponent; 603 private int mIntentFilterVerificationToken = 0; 604 605 /** Component that knows whether or not an ephemeral application exists */ 606 final ComponentName mEphemeralResolverComponent; 607 /** The service connection to the ephemeral resolver */ 608 final EphemeralResolverConnection mEphemeralResolverConnection; 609 610 /** Component used to install ephemeral applications */ 611 final ComponentName mEphemeralInstallerComponent; 612 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 613 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 614 615 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 616 = new SparseArray<IntentFilterVerificationState>(); 617 618 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 619 new DefaultPermissionGrantPolicy(this); 620 621 // List of packages names to keep cached, even if they are uninstalled for all users 622 private List<String> mKeepUninstalledPackages; 623 624 private static class IFVerificationParams { 625 PackageParser.Package pkg; 626 boolean replacing; 627 int userId; 628 int verifierUid; 629 630 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 631 int _userId, int _verifierUid) { 632 pkg = _pkg; 633 replacing = _replacing; 634 userId = _userId; 635 replacing = _replacing; 636 verifierUid = _verifierUid; 637 } 638 } 639 640 private interface IntentFilterVerifier<T extends IntentFilter> { 641 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 642 T filter, String packageName); 643 void startVerifications(int userId); 644 void receiveVerificationResponse(int verificationId); 645 } 646 647 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 648 private Context mContext; 649 private ComponentName mIntentFilterVerifierComponent; 650 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 651 652 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 653 mContext = context; 654 mIntentFilterVerifierComponent = verifierComponent; 655 } 656 657 private String getDefaultScheme() { 658 return IntentFilter.SCHEME_HTTPS; 659 } 660 661 @Override 662 public void startVerifications(int userId) { 663 // Launch verifications requests 664 int count = mCurrentIntentFilterVerifications.size(); 665 for (int n=0; n<count; n++) { 666 int verificationId = mCurrentIntentFilterVerifications.get(n); 667 final IntentFilterVerificationState ivs = 668 mIntentFilterVerificationStates.get(verificationId); 669 670 String packageName = ivs.getPackageName(); 671 672 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 673 final int filterCount = filters.size(); 674 ArraySet<String> domainsSet = new ArraySet<>(); 675 for (int m=0; m<filterCount; m++) { 676 PackageParser.ActivityIntentInfo filter = filters.get(m); 677 domainsSet.addAll(filter.getHostsList()); 678 } 679 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 680 synchronized (mPackages) { 681 if (mSettings.createIntentFilterVerificationIfNeededLPw( 682 packageName, domainsList) != null) { 683 scheduleWriteSettingsLocked(); 684 } 685 } 686 sendVerificationRequest(userId, verificationId, ivs); 687 } 688 mCurrentIntentFilterVerifications.clear(); 689 } 690 691 private void sendVerificationRequest(int userId, int verificationId, 692 IntentFilterVerificationState ivs) { 693 694 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 695 verificationIntent.putExtra( 696 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 697 verificationId); 698 verificationIntent.putExtra( 699 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 700 getDefaultScheme()); 701 verificationIntent.putExtra( 702 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 703 ivs.getHostsString()); 704 verificationIntent.putExtra( 705 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 706 ivs.getPackageName()); 707 verificationIntent.setComponent(mIntentFilterVerifierComponent); 708 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 709 710 UserHandle user = new UserHandle(userId); 711 mContext.sendBroadcastAsUser(verificationIntent, user); 712 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 713 "Sending IntentFilter verification broadcast"); 714 } 715 716 public void receiveVerificationResponse(int verificationId) { 717 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 718 719 final boolean verified = ivs.isVerified(); 720 721 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 722 final int count = filters.size(); 723 if (DEBUG_DOMAIN_VERIFICATION) { 724 Slog.i(TAG, "Received verification response " + verificationId 725 + " for " + count + " filters, verified=" + verified); 726 } 727 for (int n=0; n<count; n++) { 728 PackageParser.ActivityIntentInfo filter = filters.get(n); 729 filter.setVerified(verified); 730 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 732 + " verified with result:" + verified + " and hosts:" 733 + ivs.getHostsString()); 734 } 735 736 mIntentFilterVerificationStates.remove(verificationId); 737 738 final String packageName = ivs.getPackageName(); 739 IntentFilterVerificationInfo ivi = null; 740 741 synchronized (mPackages) { 742 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 743 } 744 if (ivi == null) { 745 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 746 + verificationId + " packageName:" + packageName); 747 return; 748 } 749 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 750 "Updating IntentFilterVerificationInfo for package " + packageName 751 +" verificationId:" + verificationId); 752 753 synchronized (mPackages) { 754 if (verified) { 755 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 756 } else { 757 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 758 } 759 scheduleWriteSettingsLocked(); 760 761 final int userId = ivs.getUserId(); 762 if (userId != UserHandle.USER_ALL) { 763 final int userStatus = 764 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 765 766 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 767 boolean needUpdate = false; 768 769 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 770 // already been set by the User thru the Disambiguation dialog 771 switch (userStatus) { 772 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 773 if (verified) { 774 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 775 } else { 776 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 777 } 778 needUpdate = true; 779 break; 780 781 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 782 if (verified) { 783 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 784 needUpdate = true; 785 } 786 break; 787 788 default: 789 // Nothing to do 790 } 791 792 if (needUpdate) { 793 mSettings.updateIntentFilterVerificationStatusLPw( 794 packageName, updatedStatus, userId); 795 scheduleWritePackageRestrictionsLocked(userId); 796 } 797 } 798 } 799 } 800 801 @Override 802 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 803 ActivityIntentInfo filter, String packageName) { 804 if (!hasValidDomains(filter)) { 805 return false; 806 } 807 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 808 if (ivs == null) { 809 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 810 packageName); 811 } 812 if (DEBUG_DOMAIN_VERIFICATION) { 813 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 814 } 815 ivs.addFilter(filter); 816 return true; 817 } 818 819 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 820 int userId, int verificationId, String packageName) { 821 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 822 verifierUid, userId, packageName); 823 ivs.setPendingState(); 824 synchronized (mPackages) { 825 mIntentFilterVerificationStates.append(verificationId, ivs); 826 mCurrentIntentFilterVerifications.add(verificationId); 827 } 828 return ivs; 829 } 830 } 831 832 private static boolean hasValidDomains(ActivityIntentInfo filter) { 833 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 834 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 835 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 836 } 837 838 private IntentFilterVerifier mIntentFilterVerifier; 839 840 // Set of pending broadcasts for aggregating enable/disable of components. 841 static class PendingPackageBroadcasts { 842 // for each user id, a map of <package name -> components within that package> 843 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 844 845 public PendingPackageBroadcasts() { 846 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 847 } 848 849 public ArrayList<String> get(int userId, String packageName) { 850 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 851 return packages.get(packageName); 852 } 853 854 public void put(int userId, String packageName, ArrayList<String> components) { 855 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 856 packages.put(packageName, components); 857 } 858 859 public void remove(int userId, String packageName) { 860 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 861 if (packages != null) { 862 packages.remove(packageName); 863 } 864 } 865 866 public void remove(int userId) { 867 mUidMap.remove(userId); 868 } 869 870 public int userIdCount() { 871 return mUidMap.size(); 872 } 873 874 public int userIdAt(int n) { 875 return mUidMap.keyAt(n); 876 } 877 878 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 879 return mUidMap.get(userId); 880 } 881 882 public int size() { 883 // total number of pending broadcast entries across all userIds 884 int num = 0; 885 for (int i = 0; i< mUidMap.size(); i++) { 886 num += mUidMap.valueAt(i).size(); 887 } 888 return num; 889 } 890 891 public void clear() { 892 mUidMap.clear(); 893 } 894 895 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 896 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 897 if (map == null) { 898 map = new ArrayMap<String, ArrayList<String>>(); 899 mUidMap.put(userId, map); 900 } 901 return map; 902 } 903 } 904 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 905 906 // Service Connection to remote media container service to copy 907 // package uri's from external media onto secure containers 908 // or internal storage. 909 private IMediaContainerService mContainerService = null; 910 911 static final int SEND_PENDING_BROADCAST = 1; 912 static final int MCS_BOUND = 3; 913 static final int END_COPY = 4; 914 static final int INIT_COPY = 5; 915 static final int MCS_UNBIND = 6; 916 static final int START_CLEANING_PACKAGE = 7; 917 static final int FIND_INSTALL_LOC = 8; 918 static final int POST_INSTALL = 9; 919 static final int MCS_RECONNECT = 10; 920 static final int MCS_GIVE_UP = 11; 921 static final int UPDATED_MEDIA_STATUS = 12; 922 static final int WRITE_SETTINGS = 13; 923 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 924 static final int PACKAGE_VERIFIED = 15; 925 static final int CHECK_PENDING_VERIFICATION = 16; 926 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 927 static final int INTENT_FILTER_VERIFIED = 18; 928 929 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 930 931 // Delay time in millisecs 932 static final int BROADCAST_DELAY = 10 * 1000; 933 934 static UserManagerService sUserManager; 935 936 // Stores a list of users whose package restrictions file needs to be updated 937 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 938 939 final private DefaultContainerConnection mDefContainerConn = 940 new DefaultContainerConnection(); 941 class DefaultContainerConnection implements ServiceConnection { 942 public void onServiceConnected(ComponentName name, IBinder service) { 943 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 944 IMediaContainerService imcs = 945 IMediaContainerService.Stub.asInterface(service); 946 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 947 } 948 949 public void onServiceDisconnected(ComponentName name) { 950 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 951 } 952 } 953 954 // Recordkeeping of restore-after-install operations that are currently in flight 955 // between the Package Manager and the Backup Manager 956 class PostInstallData { 957 public InstallArgs args; 958 public PackageInstalledInfo res; 959 960 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 961 args = _a; 962 res = _r; 963 } 964 } 965 966 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 967 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 968 969 // XML tags for backup/restore of various bits of state 970 private static final String TAG_PREFERRED_BACKUP = "pa"; 971 private static final String TAG_DEFAULT_APPS = "da"; 972 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 973 974 final String mRequiredVerifierPackage; 975 final String mRequiredInstallerPackage; 976 977 private final PackageUsage mPackageUsage = new PackageUsage(); 978 979 private class PackageUsage { 980 private static final int WRITE_INTERVAL 981 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 982 983 private final Object mFileLock = new Object(); 984 private final AtomicLong mLastWritten = new AtomicLong(0); 985 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 986 987 private boolean mIsHistoricalPackageUsageAvailable = true; 988 989 boolean isHistoricalPackageUsageAvailable() { 990 return mIsHistoricalPackageUsageAvailable; 991 } 992 993 void write(boolean force) { 994 if (force) { 995 writeInternal(); 996 return; 997 } 998 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 999 && !DEBUG_DEXOPT) { 1000 return; 1001 } 1002 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1003 new Thread("PackageUsage_DiskWriter") { 1004 @Override 1005 public void run() { 1006 try { 1007 writeInternal(); 1008 } finally { 1009 mBackgroundWriteRunning.set(false); 1010 } 1011 } 1012 }.start(); 1013 } 1014 } 1015 1016 private void writeInternal() { 1017 synchronized (mPackages) { 1018 synchronized (mFileLock) { 1019 AtomicFile file = getFile(); 1020 FileOutputStream f = null; 1021 try { 1022 f = file.startWrite(); 1023 BufferedOutputStream out = new BufferedOutputStream(f); 1024 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1025 StringBuilder sb = new StringBuilder(); 1026 for (PackageParser.Package pkg : mPackages.values()) { 1027 if (pkg.mLastPackageUsageTimeInMills == 0) { 1028 continue; 1029 } 1030 sb.setLength(0); 1031 sb.append(pkg.packageName); 1032 sb.append(' '); 1033 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1034 sb.append('\n'); 1035 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1036 } 1037 out.flush(); 1038 file.finishWrite(f); 1039 } catch (IOException e) { 1040 if (f != null) { 1041 file.failWrite(f); 1042 } 1043 Log.e(TAG, "Failed to write package usage times", e); 1044 } 1045 } 1046 } 1047 mLastWritten.set(SystemClock.elapsedRealtime()); 1048 } 1049 1050 void readLP() { 1051 synchronized (mFileLock) { 1052 AtomicFile file = getFile(); 1053 BufferedInputStream in = null; 1054 try { 1055 in = new BufferedInputStream(file.openRead()); 1056 StringBuffer sb = new StringBuffer(); 1057 while (true) { 1058 String packageName = readToken(in, sb, ' '); 1059 if (packageName == null) { 1060 break; 1061 } 1062 String timeInMillisString = readToken(in, sb, '\n'); 1063 if (timeInMillisString == null) { 1064 throw new IOException("Failed to find last usage time for package " 1065 + packageName); 1066 } 1067 PackageParser.Package pkg = mPackages.get(packageName); 1068 if (pkg == null) { 1069 continue; 1070 } 1071 long timeInMillis; 1072 try { 1073 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1074 } catch (NumberFormatException e) { 1075 throw new IOException("Failed to parse " + timeInMillisString 1076 + " as a long.", e); 1077 } 1078 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1079 } 1080 } catch (FileNotFoundException expected) { 1081 mIsHistoricalPackageUsageAvailable = false; 1082 } catch (IOException e) { 1083 Log.w(TAG, "Failed to read package usage times", e); 1084 } finally { 1085 IoUtils.closeQuietly(in); 1086 } 1087 } 1088 mLastWritten.set(SystemClock.elapsedRealtime()); 1089 } 1090 1091 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1092 throws IOException { 1093 sb.setLength(0); 1094 while (true) { 1095 int ch = in.read(); 1096 if (ch == -1) { 1097 if (sb.length() == 0) { 1098 return null; 1099 } 1100 throw new IOException("Unexpected EOF"); 1101 } 1102 if (ch == endOfToken) { 1103 return sb.toString(); 1104 } 1105 sb.append((char)ch); 1106 } 1107 } 1108 1109 private AtomicFile getFile() { 1110 File dataDir = Environment.getDataDirectory(); 1111 File systemDir = new File(dataDir, "system"); 1112 File fname = new File(systemDir, "package-usage.list"); 1113 return new AtomicFile(fname); 1114 } 1115 } 1116 1117 class PackageHandler extends Handler { 1118 private boolean mBound = false; 1119 final ArrayList<HandlerParams> mPendingInstalls = 1120 new ArrayList<HandlerParams>(); 1121 1122 private boolean connectToService() { 1123 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1124 " DefaultContainerService"); 1125 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1126 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1127 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1128 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1130 mBound = true; 1131 return true; 1132 } 1133 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1134 return false; 1135 } 1136 1137 private void disconnectService() { 1138 mContainerService = null; 1139 mBound = false; 1140 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1141 mContext.unbindService(mDefContainerConn); 1142 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1143 } 1144 1145 PackageHandler(Looper looper) { 1146 super(looper); 1147 } 1148 1149 public void handleMessage(Message msg) { 1150 try { 1151 doHandleMessage(msg); 1152 } finally { 1153 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1154 } 1155 } 1156 1157 void doHandleMessage(Message msg) { 1158 switch (msg.what) { 1159 case INIT_COPY: { 1160 HandlerParams params = (HandlerParams) msg.obj; 1161 int idx = mPendingInstalls.size(); 1162 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1163 // If a bind was already initiated we dont really 1164 // need to do anything. The pending install 1165 // will be processed later on. 1166 if (!mBound) { 1167 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1168 System.identityHashCode(mHandler)); 1169 // If this is the only one pending we might 1170 // have to bind to the service again. 1171 if (!connectToService()) { 1172 Slog.e(TAG, "Failed to bind to media container service"); 1173 params.serviceError(); 1174 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1175 System.identityHashCode(mHandler)); 1176 if (params.traceMethod != null) { 1177 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1178 params.traceCookie); 1179 } 1180 return; 1181 } else { 1182 // Once we bind to the service, the first 1183 // pending request will be processed. 1184 mPendingInstalls.add(idx, params); 1185 } 1186 } else { 1187 mPendingInstalls.add(idx, params); 1188 // Already bound to the service. Just make 1189 // sure we trigger off processing the first request. 1190 if (idx == 0) { 1191 mHandler.sendEmptyMessage(MCS_BOUND); 1192 } 1193 } 1194 break; 1195 } 1196 case MCS_BOUND: { 1197 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1198 if (msg.obj != null) { 1199 mContainerService = (IMediaContainerService) msg.obj; 1200 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1201 System.identityHashCode(mHandler)); 1202 } 1203 if (mContainerService == null) { 1204 if (!mBound) { 1205 // Something seriously wrong since we are not bound and we are not 1206 // waiting for connection. Bail out. 1207 Slog.e(TAG, "Cannot bind to media container service"); 1208 for (HandlerParams params : mPendingInstalls) { 1209 // Indicate service bind error 1210 params.serviceError(); 1211 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1212 System.identityHashCode(params)); 1213 if (params.traceMethod != null) { 1214 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1215 params.traceMethod, params.traceCookie); 1216 } 1217 return; 1218 } 1219 mPendingInstalls.clear(); 1220 } else { 1221 Slog.w(TAG, "Waiting to connect to media container service"); 1222 } 1223 } else if (mPendingInstalls.size() > 0) { 1224 HandlerParams params = mPendingInstalls.get(0); 1225 if (params != null) { 1226 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1227 System.identityHashCode(params)); 1228 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1229 if (params.startCopy()) { 1230 // We are done... look for more work or to 1231 // go idle. 1232 if (DEBUG_SD_INSTALL) Log.i(TAG, 1233 "Checking for more work or unbind..."); 1234 // Delete pending install 1235 if (mPendingInstalls.size() > 0) { 1236 mPendingInstalls.remove(0); 1237 } 1238 if (mPendingInstalls.size() == 0) { 1239 if (mBound) { 1240 if (DEBUG_SD_INSTALL) Log.i(TAG, 1241 "Posting delayed MCS_UNBIND"); 1242 removeMessages(MCS_UNBIND); 1243 Message ubmsg = obtainMessage(MCS_UNBIND); 1244 // Unbind after a little delay, to avoid 1245 // continual thrashing. 1246 sendMessageDelayed(ubmsg, 10000); 1247 } 1248 } else { 1249 // There are more pending requests in queue. 1250 // Just post MCS_BOUND message to trigger processing 1251 // of next pending install. 1252 if (DEBUG_SD_INSTALL) Log.i(TAG, 1253 "Posting MCS_BOUND for next work"); 1254 mHandler.sendEmptyMessage(MCS_BOUND); 1255 } 1256 } 1257 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1258 } 1259 } else { 1260 // Should never happen ideally. 1261 Slog.w(TAG, "Empty queue"); 1262 } 1263 break; 1264 } 1265 case MCS_RECONNECT: { 1266 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1267 if (mPendingInstalls.size() > 0) { 1268 if (mBound) { 1269 disconnectService(); 1270 } 1271 if (!connectToService()) { 1272 Slog.e(TAG, "Failed to bind to media container service"); 1273 for (HandlerParams params : mPendingInstalls) { 1274 // Indicate service bind error 1275 params.serviceError(); 1276 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1277 System.identityHashCode(params)); 1278 } 1279 mPendingInstalls.clear(); 1280 } 1281 } 1282 break; 1283 } 1284 case MCS_UNBIND: { 1285 // If there is no actual work left, then time to unbind. 1286 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1287 1288 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1289 if (mBound) { 1290 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1291 1292 disconnectService(); 1293 } 1294 } else if (mPendingInstalls.size() > 0) { 1295 // There are more pending requests in queue. 1296 // Just post MCS_BOUND message to trigger processing 1297 // of next pending install. 1298 mHandler.sendEmptyMessage(MCS_BOUND); 1299 } 1300 1301 break; 1302 } 1303 case MCS_GIVE_UP: { 1304 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1305 HandlerParams params = mPendingInstalls.remove(0); 1306 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1307 System.identityHashCode(params)); 1308 break; 1309 } 1310 case SEND_PENDING_BROADCAST: { 1311 String packages[]; 1312 ArrayList<String> components[]; 1313 int size = 0; 1314 int uids[]; 1315 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1316 synchronized (mPackages) { 1317 if (mPendingBroadcasts == null) { 1318 return; 1319 } 1320 size = mPendingBroadcasts.size(); 1321 if (size <= 0) { 1322 // Nothing to be done. Just return 1323 return; 1324 } 1325 packages = new String[size]; 1326 components = new ArrayList[size]; 1327 uids = new int[size]; 1328 int i = 0; // filling out the above arrays 1329 1330 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1331 int packageUserId = mPendingBroadcasts.userIdAt(n); 1332 Iterator<Map.Entry<String, ArrayList<String>>> it 1333 = mPendingBroadcasts.packagesForUserId(packageUserId) 1334 .entrySet().iterator(); 1335 while (it.hasNext() && i < size) { 1336 Map.Entry<String, ArrayList<String>> ent = it.next(); 1337 packages[i] = ent.getKey(); 1338 components[i] = ent.getValue(); 1339 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1340 uids[i] = (ps != null) 1341 ? UserHandle.getUid(packageUserId, ps.appId) 1342 : -1; 1343 i++; 1344 } 1345 } 1346 size = i; 1347 mPendingBroadcasts.clear(); 1348 } 1349 // Send broadcasts 1350 for (int i = 0; i < size; i++) { 1351 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1352 } 1353 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1354 break; 1355 } 1356 case START_CLEANING_PACKAGE: { 1357 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1358 final String packageName = (String)msg.obj; 1359 final int userId = msg.arg1; 1360 final boolean andCode = msg.arg2 != 0; 1361 synchronized (mPackages) { 1362 if (userId == UserHandle.USER_ALL) { 1363 int[] users = sUserManager.getUserIds(); 1364 for (int user : users) { 1365 mSettings.addPackageToCleanLPw( 1366 new PackageCleanItem(user, packageName, andCode)); 1367 } 1368 } else { 1369 mSettings.addPackageToCleanLPw( 1370 new PackageCleanItem(userId, packageName, andCode)); 1371 } 1372 } 1373 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1374 startCleaningPackages(); 1375 } break; 1376 case POST_INSTALL: { 1377 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1378 1379 PostInstallData data = mRunningInstalls.get(msg.arg1); 1380 mRunningInstalls.delete(msg.arg1); 1381 boolean deleteOld = false; 1382 1383 if (data != null) { 1384 InstallArgs args = data.args; 1385 PackageInstalledInfo res = data.res; 1386 1387 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1388 final String packageName = res.pkg.applicationInfo.packageName; 1389 res.removedInfo.sendBroadcast(false, true, false); 1390 Bundle extras = new Bundle(1); 1391 extras.putInt(Intent.EXTRA_UID, res.uid); 1392 1393 // Now that we successfully installed the package, grant runtime 1394 // permissions if requested before broadcasting the install. 1395 if ((args.installFlags 1396 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1397 && res.pkg.applicationInfo.targetSdkVersion 1398 >= Build.VERSION_CODES.M) { 1399 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1400 args.installGrantPermissions); 1401 } 1402 1403 synchronized (mPackages) { 1404 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1405 } 1406 1407 // Determine the set of users who are adding this 1408 // package for the first time vs. those who are seeing 1409 // an update. 1410 int[] firstUsers; 1411 int[] updateUsers = new int[0]; 1412 if (res.origUsers == null || res.origUsers.length == 0) { 1413 firstUsers = res.newUsers; 1414 } else { 1415 firstUsers = new int[0]; 1416 for (int i=0; i<res.newUsers.length; i++) { 1417 int user = res.newUsers[i]; 1418 boolean isNew = true; 1419 for (int j=0; j<res.origUsers.length; j++) { 1420 if (res.origUsers[j] == user) { 1421 isNew = false; 1422 break; 1423 } 1424 } 1425 if (isNew) { 1426 int[] newFirst = new int[firstUsers.length+1]; 1427 System.arraycopy(firstUsers, 0, newFirst, 0, 1428 firstUsers.length); 1429 newFirst[firstUsers.length] = user; 1430 firstUsers = newFirst; 1431 } else { 1432 int[] newUpdate = new int[updateUsers.length+1]; 1433 System.arraycopy(updateUsers, 0, newUpdate, 0, 1434 updateUsers.length); 1435 newUpdate[updateUsers.length] = user; 1436 updateUsers = newUpdate; 1437 } 1438 } 1439 } 1440 // don't broadcast for ephemeral installs/updates 1441 final boolean isEphemeral = isEphemeral(res.pkg); 1442 if (!isEphemeral) { 1443 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1444 extras, 0 /*flags*/, null /*targetPackage*/, 1445 null /*finishedReceiver*/, firstUsers); 1446 } 1447 final boolean update = res.removedInfo.removedPackage != null; 1448 if (update) { 1449 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1450 } 1451 if (!isEphemeral) { 1452 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1453 extras, 0 /*flags*/, null /*targetPackage*/, 1454 null /*finishedReceiver*/, updateUsers); 1455 } 1456 if (update) { 1457 if (!isEphemeral) { 1458 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1459 packageName, extras, 0 /*flags*/, 1460 null /*targetPackage*/, null /*finishedReceiver*/, 1461 updateUsers); 1462 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1463 null /*package*/, null /*extras*/, 0 /*flags*/, 1464 packageName /*targetPackage*/, 1465 null /*finishedReceiver*/, updateUsers); 1466 } 1467 1468 // treat asec-hosted packages like removable media on upgrade 1469 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1470 if (DEBUG_INSTALL) { 1471 Slog.i(TAG, "upgrading pkg " + res.pkg 1472 + " is ASEC-hosted -> AVAILABLE"); 1473 } 1474 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1475 ArrayList<String> pkgList = new ArrayList<String>(1); 1476 pkgList.add(packageName); 1477 sendResourcesChangedBroadcast(true, true, 1478 pkgList,uidArray, null); 1479 } 1480 } 1481 if (res.removedInfo.args != null) { 1482 // Remove the replaced package's older resources safely now 1483 deleteOld = true; 1484 } 1485 1486 // If this app is a browser and it's newly-installed for some 1487 // users, clear any default-browser state in those users 1488 if (firstUsers.length > 0) { 1489 // the app's nature doesn't depend on the user, so we can just 1490 // check its browser nature in any user and generalize. 1491 if (packageIsBrowser(packageName, firstUsers[0])) { 1492 synchronized (mPackages) { 1493 for (int userId : firstUsers) { 1494 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1495 } 1496 } 1497 } 1498 } 1499 // Log current value of "unknown sources" setting 1500 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1501 getUnknownSourcesSettings()); 1502 } 1503 // Force a gc to clear up things 1504 Runtime.getRuntime().gc(); 1505 // We delete after a gc for applications on sdcard. 1506 if (deleteOld) { 1507 synchronized (mInstallLock) { 1508 res.removedInfo.args.doPostDeleteLI(true); 1509 } 1510 } 1511 if (args.observer != null) { 1512 try { 1513 Bundle extras = extrasForInstallResult(res); 1514 args.observer.onPackageInstalled(res.name, res.returnCode, 1515 res.returnMsg, extras); 1516 } catch (RemoteException e) { 1517 Slog.i(TAG, "Observer no longer exists."); 1518 } 1519 } 1520 if (args.traceMethod != null) { 1521 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1522 args.traceCookie); 1523 } 1524 return; 1525 } else { 1526 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1527 } 1528 1529 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1530 } break; 1531 case UPDATED_MEDIA_STATUS: { 1532 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1533 boolean reportStatus = msg.arg1 == 1; 1534 boolean doGc = msg.arg2 == 1; 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1536 if (doGc) { 1537 // Force a gc to clear up stale containers. 1538 Runtime.getRuntime().gc(); 1539 } 1540 if (msg.obj != null) { 1541 @SuppressWarnings("unchecked") 1542 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1543 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1544 // Unload containers 1545 unloadAllContainers(args); 1546 } 1547 if (reportStatus) { 1548 try { 1549 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1550 PackageHelper.getMountService().finishMediaUpdate(); 1551 } catch (RemoteException e) { 1552 Log.e(TAG, "MountService not running?"); 1553 } 1554 } 1555 } break; 1556 case WRITE_SETTINGS: { 1557 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1558 synchronized (mPackages) { 1559 removeMessages(WRITE_SETTINGS); 1560 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1561 mSettings.writeLPr(); 1562 mDirtyUsers.clear(); 1563 } 1564 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1565 } break; 1566 case WRITE_PACKAGE_RESTRICTIONS: { 1567 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1568 synchronized (mPackages) { 1569 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1570 for (int userId : mDirtyUsers) { 1571 mSettings.writePackageRestrictionsLPr(userId); 1572 } 1573 mDirtyUsers.clear(); 1574 } 1575 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1576 } break; 1577 case CHECK_PENDING_VERIFICATION: { 1578 final int verificationId = msg.arg1; 1579 final PackageVerificationState state = mPendingVerification.get(verificationId); 1580 1581 if ((state != null) && !state.timeoutExtended()) { 1582 final InstallArgs args = state.getInstallArgs(); 1583 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1584 1585 Slog.i(TAG, "Verification timed out for " + originUri); 1586 mPendingVerification.remove(verificationId); 1587 1588 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1589 1590 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1591 Slog.i(TAG, "Continuing with installation of " + originUri); 1592 state.setVerifierResponse(Binder.getCallingUid(), 1593 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1594 broadcastPackageVerified(verificationId, originUri, 1595 PackageManager.VERIFICATION_ALLOW, 1596 state.getInstallArgs().getUser()); 1597 try { 1598 ret = args.copyApk(mContainerService, true); 1599 } catch (RemoteException e) { 1600 Slog.e(TAG, "Could not contact the ContainerService"); 1601 } 1602 } else { 1603 broadcastPackageVerified(verificationId, originUri, 1604 PackageManager.VERIFICATION_REJECT, 1605 state.getInstallArgs().getUser()); 1606 } 1607 1608 Trace.asyncTraceEnd( 1609 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1610 1611 processPendingInstall(args, ret); 1612 mHandler.sendEmptyMessage(MCS_UNBIND); 1613 } 1614 break; 1615 } 1616 case PACKAGE_VERIFIED: { 1617 final int verificationId = msg.arg1; 1618 1619 final PackageVerificationState state = mPendingVerification.get(verificationId); 1620 if (state == null) { 1621 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1622 break; 1623 } 1624 1625 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1626 1627 state.setVerifierResponse(response.callerUid, response.code); 1628 1629 if (state.isVerificationComplete()) { 1630 mPendingVerification.remove(verificationId); 1631 1632 final InstallArgs args = state.getInstallArgs(); 1633 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1634 1635 int ret; 1636 if (state.isInstallAllowed()) { 1637 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1638 broadcastPackageVerified(verificationId, originUri, 1639 response.code, state.getInstallArgs().getUser()); 1640 try { 1641 ret = args.copyApk(mContainerService, true); 1642 } catch (RemoteException e) { 1643 Slog.e(TAG, "Could not contact the ContainerService"); 1644 } 1645 } else { 1646 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1647 } 1648 1649 Trace.asyncTraceEnd( 1650 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1651 1652 processPendingInstall(args, ret); 1653 mHandler.sendEmptyMessage(MCS_UNBIND); 1654 } 1655 1656 break; 1657 } 1658 case START_INTENT_FILTER_VERIFICATIONS: { 1659 IFVerificationParams params = (IFVerificationParams) msg.obj; 1660 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1661 params.replacing, params.pkg); 1662 break; 1663 } 1664 case INTENT_FILTER_VERIFIED: { 1665 final int verificationId = msg.arg1; 1666 1667 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1668 verificationId); 1669 if (state == null) { 1670 Slog.w(TAG, "Invalid IntentFilter verification token " 1671 + verificationId + " received"); 1672 break; 1673 } 1674 1675 final int userId = state.getUserId(); 1676 1677 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1678 "Processing IntentFilter verification with token:" 1679 + verificationId + " and userId:" + userId); 1680 1681 final IntentFilterVerificationResponse response = 1682 (IntentFilterVerificationResponse) msg.obj; 1683 1684 state.setVerifierResponse(response.callerUid, response.code); 1685 1686 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1687 "IntentFilter verification with token:" + verificationId 1688 + " and userId:" + userId 1689 + " is settings verifier response with response code:" 1690 + response.code); 1691 1692 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1694 + response.getFailedDomainsString()); 1695 } 1696 1697 if (state.isVerificationComplete()) { 1698 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1699 } else { 1700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1701 "IntentFilter verification with token:" + verificationId 1702 + " was not said to be complete"); 1703 } 1704 1705 break; 1706 } 1707 } 1708 } 1709 } 1710 1711 private StorageEventListener mStorageListener = new StorageEventListener() { 1712 @Override 1713 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1714 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1715 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1716 final String volumeUuid = vol.getFsUuid(); 1717 1718 // Clean up any users or apps that were removed or recreated 1719 // while this volume was missing 1720 reconcileUsers(volumeUuid); 1721 reconcileApps(volumeUuid); 1722 1723 // Clean up any install sessions that expired or were 1724 // cancelled while this volume was missing 1725 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1726 1727 loadPrivatePackages(vol); 1728 1729 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1730 unloadPrivatePackages(vol); 1731 } 1732 } 1733 1734 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1735 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1736 updateExternalMediaStatus(true, false); 1737 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1738 updateExternalMediaStatus(false, false); 1739 } 1740 } 1741 } 1742 1743 @Override 1744 public void onVolumeForgotten(String fsUuid) { 1745 if (TextUtils.isEmpty(fsUuid)) { 1746 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1747 return; 1748 } 1749 1750 // Remove any apps installed on the forgotten volume 1751 synchronized (mPackages) { 1752 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1753 for (PackageSetting ps : packages) { 1754 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1755 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1756 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1757 } 1758 1759 mSettings.onVolumeForgotten(fsUuid); 1760 mSettings.writeLPr(); 1761 } 1762 } 1763 }; 1764 1765 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1766 String[] grantedPermissions) { 1767 if (userId >= UserHandle.USER_SYSTEM) { 1768 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1769 } else if (userId == UserHandle.USER_ALL) { 1770 final int[] userIds; 1771 synchronized (mPackages) { 1772 userIds = UserManagerService.getInstance().getUserIds(); 1773 } 1774 for (int someUserId : userIds) { 1775 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1776 } 1777 } 1778 1779 // We could have touched GID membership, so flush out packages.list 1780 synchronized (mPackages) { 1781 mSettings.writePackageListLPr(); 1782 } 1783 } 1784 1785 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1786 String[] grantedPermissions) { 1787 SettingBase sb = (SettingBase) pkg.mExtras; 1788 if (sb == null) { 1789 return; 1790 } 1791 1792 PermissionsState permissionsState = sb.getPermissionsState(); 1793 1794 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1795 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1796 1797 synchronized (mPackages) { 1798 for (String permission : pkg.requestedPermissions) { 1799 BasePermission bp = mSettings.mPermissions.get(permission); 1800 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1801 && (grantedPermissions == null 1802 || ArrayUtils.contains(grantedPermissions, permission))) { 1803 final int flags = permissionsState.getPermissionFlags(permission, userId); 1804 // Installer cannot change immutable permissions. 1805 if ((flags & immutableFlags) == 0) { 1806 grantRuntimePermission(pkg.packageName, permission, userId); 1807 } 1808 } 1809 } 1810 } 1811 } 1812 1813 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1814 Bundle extras = null; 1815 switch (res.returnCode) { 1816 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1817 extras = new Bundle(); 1818 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1819 res.origPermission); 1820 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1821 res.origPackage); 1822 break; 1823 } 1824 case PackageManager.INSTALL_SUCCEEDED: { 1825 extras = new Bundle(); 1826 extras.putBoolean(Intent.EXTRA_REPLACING, 1827 res.removedInfo != null && res.removedInfo.removedPackage != null); 1828 break; 1829 } 1830 } 1831 return extras; 1832 } 1833 1834 void scheduleWriteSettingsLocked() { 1835 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1836 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1837 } 1838 } 1839 1840 void scheduleWritePackageRestrictionsLocked(int userId) { 1841 if (!sUserManager.exists(userId)) return; 1842 mDirtyUsers.add(userId); 1843 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1844 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1845 } 1846 } 1847 1848 public static PackageManagerService main(Context context, Installer installer, 1849 boolean factoryTest, boolean onlyCore) { 1850 PackageManagerService m = new PackageManagerService(context, installer, 1851 factoryTest, onlyCore); 1852 m.enableSystemUserApps(); 1853 ServiceManager.addService("package", m); 1854 return m; 1855 } 1856 1857 private void enableSystemUserApps() { 1858 if (!UserManager.isSplitSystemUser()) { 1859 return; 1860 } 1861 // For system user, enable apps based on the following conditions: 1862 // - app is whitelisted or belong to one of these groups: 1863 // -- system app which has no launcher icons 1864 // -- system app which has INTERACT_ACROSS_USERS permission 1865 // -- system IME app 1866 // - app is not in the blacklist 1867 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1868 Set<String> enableApps = new ArraySet<>(); 1869 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1870 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1871 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1872 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1873 enableApps.addAll(wlApps); 1874 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1875 enableApps.removeAll(blApps); 1876 1877 List<String> systemApps = queryHelper.queryApps(0, /* systemAppsOnly */ true, 1878 UserHandle.SYSTEM); 1879 final int systemAppsSize = systemApps.size(); 1880 synchronized (mPackages) { 1881 for (int i = 0; i < systemAppsSize; i++) { 1882 String pName = systemApps.get(i); 1883 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1884 // Should not happen, but we shouldn't be failing if it does 1885 if (pkgSetting == null) { 1886 continue; 1887 } 1888 boolean installed = enableApps.contains(pName); 1889 pkgSetting.setInstalled(installed, UserHandle.USER_SYSTEM); 1890 } 1891 } 1892 } 1893 1894 static String[] splitString(String str, char sep) { 1895 int count = 1; 1896 int i = 0; 1897 while ((i=str.indexOf(sep, i)) >= 0) { 1898 count++; 1899 i++; 1900 } 1901 1902 String[] res = new String[count]; 1903 i=0; 1904 count = 0; 1905 int lastI=0; 1906 while ((i=str.indexOf(sep, i)) >= 0) { 1907 res[count] = str.substring(lastI, i); 1908 count++; 1909 i++; 1910 lastI = i; 1911 } 1912 res[count] = str.substring(lastI, str.length()); 1913 return res; 1914 } 1915 1916 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1917 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1918 Context.DISPLAY_SERVICE); 1919 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1920 } 1921 1922 public PackageManagerService(Context context, Installer installer, 1923 boolean factoryTest, boolean onlyCore) { 1924 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1925 SystemClock.uptimeMillis()); 1926 1927 if (mSdkVersion <= 0) { 1928 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1929 } 1930 1931 mContext = context; 1932 mFactoryTest = factoryTest; 1933 mOnlyCore = onlyCore; 1934 mMetrics = new DisplayMetrics(); 1935 mSettings = new Settings(mPackages); 1936 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1937 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1938 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1939 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1940 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1941 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1942 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1943 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1944 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1945 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1946 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1947 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1948 1949 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1950 if (separateProcesses != null && separateProcesses.length() > 0) { 1951 if ("*".equals(separateProcesses)) { 1952 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1953 mSeparateProcesses = null; 1954 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1955 } else { 1956 mDefParseFlags = 0; 1957 mSeparateProcesses = separateProcesses.split(","); 1958 Slog.w(TAG, "Running with debug.separate_processes: " 1959 + separateProcesses); 1960 } 1961 } else { 1962 mDefParseFlags = 0; 1963 mSeparateProcesses = null; 1964 } 1965 1966 mInstaller = installer; 1967 mPackageDexOptimizer = new PackageDexOptimizer(this); 1968 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1969 1970 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1971 FgThread.get().getLooper()); 1972 1973 getDefaultDisplayMetrics(context, mMetrics); 1974 1975 SystemConfig systemConfig = SystemConfig.getInstance(); 1976 mGlobalGids = systemConfig.getGlobalGids(); 1977 mSystemPermissions = systemConfig.getSystemPermissions(); 1978 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1979 1980 synchronized (mInstallLock) { 1981 // writer 1982 synchronized (mPackages) { 1983 mHandlerThread = new ServiceThread(TAG, 1984 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1985 mHandlerThread.start(); 1986 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1987 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1988 1989 File dataDir = Environment.getDataDirectory(); 1990 mAppDataDir = new File(dataDir, "data"); 1991 mAppInstallDir = new File(dataDir, "app"); 1992 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1993 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1994 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1995 mUserAppDataDir = new File(dataDir, "user"); 1996 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1997 1998 sUserManager = new UserManagerService(context, this, mPackages); 1999 2000 // Propagate permission configuration in to package manager. 2001 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2002 = systemConfig.getPermissions(); 2003 for (int i=0; i<permConfig.size(); i++) { 2004 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2005 BasePermission bp = mSettings.mPermissions.get(perm.name); 2006 if (bp == null) { 2007 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2008 mSettings.mPermissions.put(perm.name, bp); 2009 } 2010 if (perm.gids != null) { 2011 bp.setGids(perm.gids, perm.perUser); 2012 } 2013 } 2014 2015 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2016 for (int i=0; i<libConfig.size(); i++) { 2017 mSharedLibraries.put(libConfig.keyAt(i), 2018 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2019 } 2020 2021 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2022 2023 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2024 2025 String customResolverActivity = Resources.getSystem().getString( 2026 R.string.config_customResolverActivity); 2027 if (TextUtils.isEmpty(customResolverActivity)) { 2028 customResolverActivity = null; 2029 } else { 2030 mCustomResolverComponentName = ComponentName.unflattenFromString( 2031 customResolverActivity); 2032 } 2033 2034 long startTime = SystemClock.uptimeMillis(); 2035 2036 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2037 startTime); 2038 2039 // Set flag to monitor and not change apk file paths when 2040 // scanning install directories. 2041 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2042 2043 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2044 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2045 2046 if (bootClassPath == null) { 2047 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2048 } 2049 2050 if (systemServerClassPath == null) { 2051 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2052 } 2053 2054 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2055 final String[] dexCodeInstructionSets = 2056 getDexCodeInstructionSets( 2057 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2058 2059 /** 2060 * Ensure all external libraries have had dexopt run on them. 2061 */ 2062 if (mSharedLibraries.size() > 0) { 2063 // NOTE: For now, we're compiling these system "shared libraries" 2064 // (and framework jars) into all available architectures. It's possible 2065 // to compile them only when we come across an app that uses them (there's 2066 // already logic for that in scanPackageLI) but that adds some complexity. 2067 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2068 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2069 final String lib = libEntry.path; 2070 if (lib == null) { 2071 continue; 2072 } 2073 2074 try { 2075 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2076 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2077 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2078 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2079 } 2080 } catch (FileNotFoundException e) { 2081 Slog.w(TAG, "Library not found: " + lib); 2082 } catch (IOException e) { 2083 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2084 + e.getMessage()); 2085 } 2086 } 2087 } 2088 } 2089 2090 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2091 2092 final VersionInfo ver = mSettings.getInternalVersion(); 2093 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2094 // when upgrading from pre-M, promote system app permissions from install to runtime 2095 mPromoteSystemApps = 2096 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2097 2098 // save off the names of pre-existing system packages prior to scanning; we don't 2099 // want to automatically grant runtime permissions for new system apps 2100 if (mPromoteSystemApps) { 2101 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2102 while (pkgSettingIter.hasNext()) { 2103 PackageSetting ps = pkgSettingIter.next(); 2104 if (isSystemApp(ps)) { 2105 mExistingSystemPackages.add(ps.name); 2106 } 2107 } 2108 } 2109 2110 // Collect vendor overlay packages. 2111 // (Do this before scanning any apps.) 2112 // For security and version matching reason, only consider 2113 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2114 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2115 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2116 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2117 2118 // Find base frameworks (resource packages without code). 2119 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2120 | PackageParser.PARSE_IS_SYSTEM_DIR 2121 | PackageParser.PARSE_IS_PRIVILEGED, 2122 scanFlags | SCAN_NO_DEX, 0); 2123 2124 // Collected privileged system packages. 2125 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2126 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR 2128 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2129 2130 // Collect ordinary system packages. 2131 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2132 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 // Collect all vendor packages. 2136 File vendorAppDir = new File("/vendor/app"); 2137 try { 2138 vendorAppDir = vendorAppDir.getCanonicalFile(); 2139 } catch (IOException e) { 2140 // failed to look up canonical path, continue with original one 2141 } 2142 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2143 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2144 2145 // Collect all OEM packages. 2146 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2147 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2148 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2149 2150 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2151 mInstaller.moveFiles(); 2152 2153 // Prune any system packages that no longer exist. 2154 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2155 if (!mOnlyCore) { 2156 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2157 while (psit.hasNext()) { 2158 PackageSetting ps = psit.next(); 2159 2160 /* 2161 * If this is not a system app, it can't be a 2162 * disable system app. 2163 */ 2164 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2165 continue; 2166 } 2167 2168 /* 2169 * If the package is scanned, it's not erased. 2170 */ 2171 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2172 if (scannedPkg != null) { 2173 /* 2174 * If the system app is both scanned and in the 2175 * disabled packages list, then it must have been 2176 * added via OTA. Remove it from the currently 2177 * scanned package so the previously user-installed 2178 * application can be scanned. 2179 */ 2180 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2181 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2182 + ps.name + "; removing system app. Last known codePath=" 2183 + ps.codePathString + ", installStatus=" + ps.installStatus 2184 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2185 + scannedPkg.mVersionCode); 2186 removePackageLI(ps, true); 2187 mExpectingBetter.put(ps.name, ps.codePath); 2188 } 2189 2190 continue; 2191 } 2192 2193 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2194 psit.remove(); 2195 logCriticalInfo(Log.WARN, "System package " + ps.name 2196 + " no longer exists; wiping its data"); 2197 removeDataDirsLI(null, ps.name); 2198 } else { 2199 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2200 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2201 possiblyDeletedUpdatedSystemApps.add(ps.name); 2202 } 2203 } 2204 } 2205 } 2206 2207 //look for any incomplete package installations 2208 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2209 //clean up list 2210 for(int i = 0; i < deletePkgsList.size(); i++) { 2211 //clean up here 2212 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2213 } 2214 //delete tmp files 2215 deleteTempPackageFiles(); 2216 2217 // Remove any shared userIDs that have no associated packages 2218 mSettings.pruneSharedUsersLPw(); 2219 2220 if (!mOnlyCore) { 2221 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2222 SystemClock.uptimeMillis()); 2223 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2224 2225 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2226 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2227 2228 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2229 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2230 2231 /** 2232 * Remove disable package settings for any updated system 2233 * apps that were removed via an OTA. If they're not a 2234 * previously-updated app, remove them completely. 2235 * Otherwise, just revoke their system-level permissions. 2236 */ 2237 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2238 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2239 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2240 2241 String msg; 2242 if (deletedPkg == null) { 2243 msg = "Updated system package " + deletedAppName 2244 + " no longer exists; wiping its data"; 2245 removeDataDirsLI(null, deletedAppName); 2246 } else { 2247 msg = "Updated system app + " + deletedAppName 2248 + " no longer present; removing system privileges for " 2249 + deletedAppName; 2250 2251 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2252 2253 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2254 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2255 } 2256 logCriticalInfo(Log.WARN, msg); 2257 } 2258 2259 /** 2260 * Make sure all system apps that we expected to appear on 2261 * the userdata partition actually showed up. If they never 2262 * appeared, crawl back and revive the system version. 2263 */ 2264 for (int i = 0; i < mExpectingBetter.size(); i++) { 2265 final String packageName = mExpectingBetter.keyAt(i); 2266 if (!mPackages.containsKey(packageName)) { 2267 final File scanFile = mExpectingBetter.valueAt(i); 2268 2269 logCriticalInfo(Log.WARN, "Expected better " + packageName 2270 + " but never showed up; reverting to system"); 2271 2272 final int reparseFlags; 2273 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2274 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2275 | PackageParser.PARSE_IS_SYSTEM_DIR 2276 | PackageParser.PARSE_IS_PRIVILEGED; 2277 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2278 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2279 | PackageParser.PARSE_IS_SYSTEM_DIR; 2280 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2281 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2282 | PackageParser.PARSE_IS_SYSTEM_DIR; 2283 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2284 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2285 | PackageParser.PARSE_IS_SYSTEM_DIR; 2286 } else { 2287 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2288 continue; 2289 } 2290 2291 mSettings.enableSystemPackageLPw(packageName); 2292 2293 try { 2294 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2295 } catch (PackageManagerException e) { 2296 Slog.e(TAG, "Failed to parse original system package: " 2297 + e.getMessage()); 2298 } 2299 } 2300 } 2301 } 2302 mExpectingBetter.clear(); 2303 2304 // Now that we know all of the shared libraries, update all clients to have 2305 // the correct library paths. 2306 updateAllSharedLibrariesLPw(); 2307 2308 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2309 // NOTE: We ignore potential failures here during a system scan (like 2310 // the rest of the commands above) because there's precious little we 2311 // can do about it. A settings error is reported, though. 2312 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2313 false /* boot complete */); 2314 } 2315 2316 // Now that we know all the packages we are keeping, 2317 // read and update their last usage times. 2318 mPackageUsage.readLP(); 2319 2320 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2321 SystemClock.uptimeMillis()); 2322 Slog.i(TAG, "Time to scan packages: " 2323 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2324 + " seconds"); 2325 2326 // If the platform SDK has changed since the last time we booted, 2327 // we need to re-grant app permission to catch any new ones that 2328 // appear. This is really a hack, and means that apps can in some 2329 // cases get permissions that the user didn't initially explicitly 2330 // allow... it would be nice to have some better way to handle 2331 // this situation. 2332 int updateFlags = UPDATE_PERMISSIONS_ALL; 2333 if (ver.sdkVersion != mSdkVersion) { 2334 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2335 + mSdkVersion + "; regranting permissions for internal storage"); 2336 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2337 } 2338 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2339 ver.sdkVersion = mSdkVersion; 2340 2341 // If this is the first boot or an update from pre-M, and it is a normal 2342 // boot, then we need to initialize the default preferred apps across 2343 // all defined users. 2344 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2345 for (UserInfo user : sUserManager.getUsers(true)) { 2346 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2347 applyFactoryDefaultBrowserLPw(user.id); 2348 primeDomainVerificationsLPw(user.id); 2349 } 2350 } 2351 2352 // If this is first boot after an OTA, and a normal boot, then 2353 // we need to clear code cache directories. 2354 if (mIsUpgrade && !onlyCore) { 2355 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2356 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2357 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2358 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2359 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2360 } 2361 } 2362 ver.fingerprint = Build.FINGERPRINT; 2363 } 2364 2365 checkDefaultBrowser(); 2366 2367 // clear only after permissions and other defaults have been updated 2368 mExistingSystemPackages.clear(); 2369 mPromoteSystemApps = false; 2370 2371 // All the changes are done during package scanning. 2372 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2373 2374 // can downgrade to reader 2375 mSettings.writeLPr(); 2376 2377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2378 SystemClock.uptimeMillis()); 2379 2380 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2381 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2382 2383 mInstallerService = new PackageInstallerService(context, this); 2384 2385 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2386 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2387 mIntentFilterVerifierComponent); 2388 2389 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2390 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2391 // both the installer and resolver must be present to enable ephemeral 2392 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2393 if (DEBUG_EPHEMERAL) { 2394 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2395 + " installer:" + ephemeralInstallerComponent); 2396 } 2397 mEphemeralResolverComponent = ephemeralResolverComponent; 2398 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2399 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2400 mEphemeralResolverConnection = 2401 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2402 } else { 2403 if (DEBUG_EPHEMERAL) { 2404 final String missingComponent = 2405 (ephemeralResolverComponent == null) 2406 ? (ephemeralInstallerComponent == null) 2407 ? "resolver and installer" 2408 : "resolver" 2409 : "installer"; 2410 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2411 } 2412 mEphemeralResolverComponent = null; 2413 mEphemeralInstallerComponent = null; 2414 mEphemeralResolverConnection = null; 2415 } 2416 2417 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2418 } // synchronized (mPackages) 2419 } // synchronized (mInstallLock) 2420 2421 // Now after opening every single application zip, make sure they 2422 // are all flushed. Not really needed, but keeps things nice and 2423 // tidy. 2424 Runtime.getRuntime().gc(); 2425 2426 // The initial scanning above does many calls into installd while 2427 // holding the mPackages lock, but we're mostly interested in yelling 2428 // once we have a booted system. 2429 mInstaller.setWarnIfHeld(mPackages); 2430 2431 // Expose private service for system components to use. 2432 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2433 } 2434 2435 @Override 2436 public boolean isFirstBoot() { 2437 return !mRestoredSettings; 2438 } 2439 2440 @Override 2441 public boolean isOnlyCoreApps() { 2442 return mOnlyCore; 2443 } 2444 2445 @Override 2446 public boolean isUpgrade() { 2447 return mIsUpgrade; 2448 } 2449 2450 private String getRequiredVerifierLPr() { 2451 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2452 // We only care about verifier that's installed under system user. 2453 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2454 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2455 2456 String requiredVerifier = null; 2457 2458 final int N = receivers.size(); 2459 for (int i = 0; i < N; i++) { 2460 final ResolveInfo info = receivers.get(i); 2461 2462 if (info.activityInfo == null) { 2463 continue; 2464 } 2465 2466 final String packageName = info.activityInfo.packageName; 2467 2468 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2469 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2470 continue; 2471 } 2472 2473 if (requiredVerifier != null) { 2474 throw new RuntimeException("There can be only one required verifier"); 2475 } 2476 2477 requiredVerifier = packageName; 2478 } 2479 2480 return requiredVerifier; 2481 } 2482 2483 private String getRequiredInstallerLPr() { 2484 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2485 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2486 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2487 2488 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2489 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2490 2491 String requiredInstaller = null; 2492 2493 final int N = installers.size(); 2494 for (int i = 0; i < N; i++) { 2495 final ResolveInfo info = installers.get(i); 2496 final String packageName = info.activityInfo.packageName; 2497 2498 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2499 continue; 2500 } 2501 2502 if (requiredInstaller != null) { 2503 throw new RuntimeException("There must be one required installer"); 2504 } 2505 2506 requiredInstaller = packageName; 2507 } 2508 2509 if (requiredInstaller == null) { 2510 throw new RuntimeException("There must be one required installer"); 2511 } 2512 2513 return requiredInstaller; 2514 } 2515 2516 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2517 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2518 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2519 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2520 2521 ComponentName verifierComponentName = null; 2522 2523 int priority = -1000; 2524 final int N = receivers.size(); 2525 for (int i = 0; i < N; i++) { 2526 final ResolveInfo info = receivers.get(i); 2527 2528 if (info.activityInfo == null) { 2529 continue; 2530 } 2531 2532 final String packageName = info.activityInfo.packageName; 2533 2534 final PackageSetting ps = mSettings.mPackages.get(packageName); 2535 if (ps == null) { 2536 continue; 2537 } 2538 2539 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2540 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2541 continue; 2542 } 2543 2544 // Select the IntentFilterVerifier with the highest priority 2545 if (priority < info.priority) { 2546 priority = info.priority; 2547 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2549 + verifierComponentName + " with priority: " + info.priority); 2550 } 2551 } 2552 2553 return verifierComponentName; 2554 } 2555 2556 private ComponentName getEphemeralResolverLPr() { 2557 final String[] packageArray = 2558 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2559 if (packageArray.length == 0) { 2560 if (DEBUG_EPHEMERAL) { 2561 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2562 } 2563 return null; 2564 } 2565 2566 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2567 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2568 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2569 2570 final int N = resolvers.size(); 2571 if (N == 0) { 2572 if (DEBUG_EPHEMERAL) { 2573 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2574 } 2575 return null; 2576 } 2577 2578 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2579 for (int i = 0; i < N; i++) { 2580 final ResolveInfo info = resolvers.get(i); 2581 2582 if (info.serviceInfo == null) { 2583 continue; 2584 } 2585 2586 final String packageName = info.serviceInfo.packageName; 2587 if (!possiblePackages.contains(packageName)) { 2588 if (DEBUG_EPHEMERAL) { 2589 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2590 + " pkg: " + packageName + ", info:" + info); 2591 } 2592 continue; 2593 } 2594 2595 if (DEBUG_EPHEMERAL) { 2596 Slog.v(TAG, "Ephemeral resolver found;" 2597 + " pkg: " + packageName + ", info:" + info); 2598 } 2599 return new ComponentName(packageName, info.serviceInfo.name); 2600 } 2601 if (DEBUG_EPHEMERAL) { 2602 Slog.v(TAG, "Ephemeral resolver NOT found"); 2603 } 2604 return null; 2605 } 2606 2607 private ComponentName getEphemeralInstallerLPr() { 2608 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2609 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2610 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2611 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2612 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2613 2614 ComponentName ephemeralInstaller = null; 2615 2616 final int N = installers.size(); 2617 for (int i = 0; i < N; i++) { 2618 final ResolveInfo info = installers.get(i); 2619 final String packageName = info.activityInfo.packageName; 2620 2621 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2622 if (DEBUG_EPHEMERAL) { 2623 Slog.d(TAG, "Ephemeral installer is not system app;" 2624 + " pkg: " + packageName + ", info:" + info); 2625 } 2626 continue; 2627 } 2628 2629 if (ephemeralInstaller != null) { 2630 throw new RuntimeException("There must only be one ephemeral installer"); 2631 } 2632 2633 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2634 } 2635 2636 return ephemeralInstaller; 2637 } 2638 2639 private void primeDomainVerificationsLPw(int userId) { 2640 if (DEBUG_DOMAIN_VERIFICATION) { 2641 Slog.d(TAG, "Priming domain verifications in user " + userId); 2642 } 2643 2644 SystemConfig systemConfig = SystemConfig.getInstance(); 2645 ArraySet<String> packages = systemConfig.getLinkedApps(); 2646 ArraySet<String> domains = new ArraySet<String>(); 2647 2648 for (String packageName : packages) { 2649 PackageParser.Package pkg = mPackages.get(packageName); 2650 if (pkg != null) { 2651 if (!pkg.isSystemApp()) { 2652 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2653 continue; 2654 } 2655 2656 domains.clear(); 2657 for (PackageParser.Activity a : pkg.activities) { 2658 for (ActivityIntentInfo filter : a.intents) { 2659 if (hasValidDomains(filter)) { 2660 domains.addAll(filter.getHostsList()); 2661 } 2662 } 2663 } 2664 2665 if (domains.size() > 0) { 2666 if (DEBUG_DOMAIN_VERIFICATION) { 2667 Slog.v(TAG, " + " + packageName); 2668 } 2669 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2670 // state w.r.t. the formal app-linkage "no verification attempted" state; 2671 // and then 'always' in the per-user state actually used for intent resolution. 2672 final IntentFilterVerificationInfo ivi; 2673 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2674 new ArrayList<String>(domains)); 2675 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2676 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2677 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2678 } else { 2679 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2680 + "' does not handle web links"); 2681 } 2682 } else { 2683 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2684 } 2685 } 2686 2687 scheduleWritePackageRestrictionsLocked(userId); 2688 scheduleWriteSettingsLocked(); 2689 } 2690 2691 private void applyFactoryDefaultBrowserLPw(int userId) { 2692 // The default browser app's package name is stored in a string resource, 2693 // with a product-specific overlay used for vendor customization. 2694 String browserPkg = mContext.getResources().getString( 2695 com.android.internal.R.string.default_browser); 2696 if (!TextUtils.isEmpty(browserPkg)) { 2697 // non-empty string => required to be a known package 2698 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2699 if (ps == null) { 2700 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2701 browserPkg = null; 2702 } else { 2703 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2704 } 2705 } 2706 2707 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2708 // default. If there's more than one, just leave everything alone. 2709 if (browserPkg == null) { 2710 calculateDefaultBrowserLPw(userId); 2711 } 2712 } 2713 2714 private void calculateDefaultBrowserLPw(int userId) { 2715 List<String> allBrowsers = resolveAllBrowserApps(userId); 2716 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2717 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2718 } 2719 2720 private List<String> resolveAllBrowserApps(int userId) { 2721 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2722 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2723 PackageManager.MATCH_ALL, userId); 2724 2725 final int count = list.size(); 2726 List<String> result = new ArrayList<String>(count); 2727 for (int i=0; i<count; i++) { 2728 ResolveInfo info = list.get(i); 2729 if (info.activityInfo == null 2730 || !info.handleAllWebDataURI 2731 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2732 || result.contains(info.activityInfo.packageName)) { 2733 continue; 2734 } 2735 result.add(info.activityInfo.packageName); 2736 } 2737 2738 return result; 2739 } 2740 2741 private boolean packageIsBrowser(String packageName, int userId) { 2742 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2743 PackageManager.MATCH_ALL, userId); 2744 final int N = list.size(); 2745 for (int i = 0; i < N; i++) { 2746 ResolveInfo info = list.get(i); 2747 if (packageName.equals(info.activityInfo.packageName)) { 2748 return true; 2749 } 2750 } 2751 return false; 2752 } 2753 2754 private void checkDefaultBrowser() { 2755 final int myUserId = UserHandle.myUserId(); 2756 final String packageName = getDefaultBrowserPackageName(myUserId); 2757 if (packageName != null) { 2758 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2759 if (info == null) { 2760 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2761 synchronized (mPackages) { 2762 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2763 } 2764 } 2765 } 2766 } 2767 2768 @Override 2769 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2770 throws RemoteException { 2771 try { 2772 return super.onTransact(code, data, reply, flags); 2773 } catch (RuntimeException e) { 2774 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2775 Slog.wtf(TAG, "Package Manager Crash", e); 2776 } 2777 throw e; 2778 } 2779 } 2780 2781 void cleanupInstallFailedPackage(PackageSetting ps) { 2782 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2783 2784 removeDataDirsLI(ps.volumeUuid, ps.name); 2785 if (ps.codePath != null) { 2786 if (ps.codePath.isDirectory()) { 2787 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2788 } else { 2789 ps.codePath.delete(); 2790 } 2791 } 2792 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2793 if (ps.resourcePath.isDirectory()) { 2794 FileUtils.deleteContents(ps.resourcePath); 2795 } 2796 ps.resourcePath.delete(); 2797 } 2798 mSettings.removePackageLPw(ps.name); 2799 } 2800 2801 static int[] appendInts(int[] cur, int[] add) { 2802 if (add == null) return cur; 2803 if (cur == null) return add; 2804 final int N = add.length; 2805 for (int i=0; i<N; i++) { 2806 cur = appendInt(cur, add[i]); 2807 } 2808 return cur; 2809 } 2810 2811 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 final PackageSetting ps = (PackageSetting) p.mExtras; 2814 if (ps == null) { 2815 return null; 2816 } 2817 2818 final PermissionsState permissionsState = ps.getPermissionsState(); 2819 2820 final int[] gids = permissionsState.computeGids(userId); 2821 final Set<String> permissions = permissionsState.getPermissions(userId); 2822 final PackageUserState state = ps.readUserState(userId); 2823 2824 return PackageParser.generatePackageInfo(p, gids, flags, 2825 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2826 } 2827 2828 @Override 2829 public void checkPackageStartable(String packageName, int userId) { 2830 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2831 2832 synchronized (mPackages) { 2833 final PackageSetting ps = mSettings.mPackages.get(packageName); 2834 if (ps == null) { 2835 throw new SecurityException("Package " + packageName + " was not found!"); 2836 } 2837 2838 if (ps.frozen) { 2839 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2840 } 2841 2842 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2843 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2844 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2845 } 2846 } 2847 } 2848 2849 @Override 2850 public boolean isPackageAvailable(String packageName, int userId) { 2851 if (!sUserManager.exists(userId)) return false; 2852 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2853 synchronized (mPackages) { 2854 PackageParser.Package p = mPackages.get(packageName); 2855 if (p != null) { 2856 final PackageSetting ps = (PackageSetting) p.mExtras; 2857 if (ps != null) { 2858 final PackageUserState state = ps.readUserState(userId); 2859 if (state != null) { 2860 return PackageParser.isAvailable(state); 2861 } 2862 } 2863 } 2864 } 2865 return false; 2866 } 2867 2868 @Override 2869 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2870 if (!sUserManager.exists(userId)) return null; 2871 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2872 // reader 2873 synchronized (mPackages) { 2874 PackageParser.Package p = mPackages.get(packageName); 2875 if (DEBUG_PACKAGE_INFO) 2876 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2877 if (p != null) { 2878 return generatePackageInfo(p, flags, userId); 2879 } 2880 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2881 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2882 } 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public String[] currentToCanonicalPackageNames(String[] names) { 2889 String[] out = new String[names.length]; 2890 // reader 2891 synchronized (mPackages) { 2892 for (int i=names.length-1; i>=0; i--) { 2893 PackageSetting ps = mSettings.mPackages.get(names[i]); 2894 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2895 } 2896 } 2897 return out; 2898 } 2899 2900 @Override 2901 public String[] canonicalToCurrentPackageNames(String[] names) { 2902 String[] out = new String[names.length]; 2903 // reader 2904 synchronized (mPackages) { 2905 for (int i=names.length-1; i>=0; i--) { 2906 String cur = mSettings.mRenamedPackages.get(names[i]); 2907 out[i] = cur != null ? cur : names[i]; 2908 } 2909 } 2910 return out; 2911 } 2912 2913 @Override 2914 public int getPackageUid(String packageName, int userId) { 2915 return getPackageUidEtc(packageName, 0, userId); 2916 } 2917 2918 @Override 2919 public int getPackageUidEtc(String packageName, int flags, int userId) { 2920 if (!sUserManager.exists(userId)) return -1; 2921 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2922 2923 // reader 2924 synchronized (mPackages) { 2925 final PackageParser.Package p = mPackages.get(packageName); 2926 if (p != null) { 2927 return UserHandle.getUid(userId, p.applicationInfo.uid); 2928 } 2929 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2930 final PackageSetting ps = mSettings.mPackages.get(packageName); 2931 if (ps != null) { 2932 return UserHandle.getUid(userId, ps.appId); 2933 } 2934 } 2935 } 2936 2937 return -1; 2938 } 2939 2940 @Override 2941 public int[] getPackageGids(String packageName, int userId) { 2942 return getPackageGidsEtc(packageName, 0, userId); 2943 } 2944 2945 @Override 2946 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2947 if (!sUserManager.exists(userId)) { 2948 return null; 2949 } 2950 2951 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2952 "getPackageGids"); 2953 2954 // reader 2955 synchronized (mPackages) { 2956 final PackageParser.Package p = mPackages.get(packageName); 2957 if (p != null) { 2958 PackageSetting ps = (PackageSetting) p.mExtras; 2959 return ps.getPermissionsState().computeGids(userId); 2960 } 2961 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2962 final PackageSetting ps = mSettings.mPackages.get(packageName); 2963 if (ps != null) { 2964 return ps.getPermissionsState().computeGids(userId); 2965 } 2966 } 2967 } 2968 2969 return null; 2970 } 2971 2972 static PermissionInfo generatePermissionInfo( 2973 BasePermission bp, int flags) { 2974 if (bp.perm != null) { 2975 return PackageParser.generatePermissionInfo(bp.perm, flags); 2976 } 2977 PermissionInfo pi = new PermissionInfo(); 2978 pi.name = bp.name; 2979 pi.packageName = bp.sourcePackage; 2980 pi.nonLocalizedLabel = bp.name; 2981 pi.protectionLevel = bp.protectionLevel; 2982 return pi; 2983 } 2984 2985 @Override 2986 public PermissionInfo getPermissionInfo(String name, int flags) { 2987 // reader 2988 synchronized (mPackages) { 2989 final BasePermission p = mSettings.mPermissions.get(name); 2990 if (p != null) { 2991 return generatePermissionInfo(p, flags); 2992 } 2993 return null; 2994 } 2995 } 2996 2997 @Override 2998 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2999 // reader 3000 synchronized (mPackages) { 3001 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3002 for (BasePermission p : mSettings.mPermissions.values()) { 3003 if (group == null) { 3004 if (p.perm == null || p.perm.info.group == null) { 3005 out.add(generatePermissionInfo(p, flags)); 3006 } 3007 } else { 3008 if (p.perm != null && group.equals(p.perm.info.group)) { 3009 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3010 } 3011 } 3012 } 3013 3014 if (out.size() > 0) { 3015 return out; 3016 } 3017 return mPermissionGroups.containsKey(group) ? out : null; 3018 } 3019 } 3020 3021 @Override 3022 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3023 // reader 3024 synchronized (mPackages) { 3025 return PackageParser.generatePermissionGroupInfo( 3026 mPermissionGroups.get(name), flags); 3027 } 3028 } 3029 3030 @Override 3031 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3032 // reader 3033 synchronized (mPackages) { 3034 final int N = mPermissionGroups.size(); 3035 ArrayList<PermissionGroupInfo> out 3036 = new ArrayList<PermissionGroupInfo>(N); 3037 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3038 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3039 } 3040 return out; 3041 } 3042 } 3043 3044 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3045 int userId) { 3046 if (!sUserManager.exists(userId)) return null; 3047 PackageSetting ps = mSettings.mPackages.get(packageName); 3048 if (ps != null) { 3049 if (ps.pkg == null) { 3050 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3051 flags, userId); 3052 if (pInfo != null) { 3053 return pInfo.applicationInfo; 3054 } 3055 return null; 3056 } 3057 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3058 ps.readUserState(userId), userId); 3059 } 3060 return null; 3061 } 3062 3063 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3064 int userId) { 3065 if (!sUserManager.exists(userId)) return null; 3066 PackageSetting ps = mSettings.mPackages.get(packageName); 3067 if (ps != null) { 3068 PackageParser.Package pkg = ps.pkg; 3069 if (pkg == null) { 3070 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3071 return null; 3072 } 3073 // Only data remains, so we aren't worried about code paths 3074 pkg = new PackageParser.Package(packageName); 3075 pkg.applicationInfo.packageName = packageName; 3076 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3077 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3078 pkg.applicationInfo.uid = ps.appId; 3079 pkg.applicationInfo.initForUser(userId); 3080 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3081 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3082 } 3083 return generatePackageInfo(pkg, flags, userId); 3084 } 3085 return null; 3086 } 3087 3088 @Override 3089 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3090 if (!sUserManager.exists(userId)) return null; 3091 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3092 // writer 3093 synchronized (mPackages) { 3094 PackageParser.Package p = mPackages.get(packageName); 3095 if (DEBUG_PACKAGE_INFO) Log.v( 3096 TAG, "getApplicationInfo " + packageName 3097 + ": " + p); 3098 if (p != null) { 3099 PackageSetting ps = mSettings.mPackages.get(packageName); 3100 if (ps == null) return null; 3101 // Note: isEnabledLP() does not apply here - always return info 3102 return PackageParser.generateApplicationInfo( 3103 p, flags, ps.readUserState(userId), userId); 3104 } 3105 if ("android".equals(packageName)||"system".equals(packageName)) { 3106 return mAndroidApplication; 3107 } 3108 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3109 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3110 } 3111 } 3112 return null; 3113 } 3114 3115 @Override 3116 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3117 final IPackageDataObserver observer) { 3118 mContext.enforceCallingOrSelfPermission( 3119 android.Manifest.permission.CLEAR_APP_CACHE, null); 3120 // Queue up an async operation since clearing cache may take a little while. 3121 mHandler.post(new Runnable() { 3122 public void run() { 3123 mHandler.removeCallbacks(this); 3124 int retCode = -1; 3125 synchronized (mInstallLock) { 3126 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3127 if (retCode < 0) { 3128 Slog.w(TAG, "Couldn't clear application caches"); 3129 } 3130 } 3131 if (observer != null) { 3132 try { 3133 observer.onRemoveCompleted(null, (retCode >= 0)); 3134 } catch (RemoteException e) { 3135 Slog.w(TAG, "RemoveException when invoking call back"); 3136 } 3137 } 3138 } 3139 }); 3140 } 3141 3142 @Override 3143 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3144 final IntentSender pi) { 3145 mContext.enforceCallingOrSelfPermission( 3146 android.Manifest.permission.CLEAR_APP_CACHE, null); 3147 // Queue up an async operation since clearing cache may take a little while. 3148 mHandler.post(new Runnable() { 3149 public void run() { 3150 mHandler.removeCallbacks(this); 3151 int retCode = -1; 3152 synchronized (mInstallLock) { 3153 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3154 if (retCode < 0) { 3155 Slog.w(TAG, "Couldn't clear application caches"); 3156 } 3157 } 3158 if(pi != null) { 3159 try { 3160 // Callback via pending intent 3161 int code = (retCode >= 0) ? 1 : 0; 3162 pi.sendIntent(null, code, null, 3163 null, null); 3164 } catch (SendIntentException e1) { 3165 Slog.i(TAG, "Failed to send pending intent"); 3166 } 3167 } 3168 } 3169 }); 3170 } 3171 3172 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3173 synchronized (mInstallLock) { 3174 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3175 throw new IOException("Failed to free enough space"); 3176 } 3177 } 3178 } 3179 3180 /** 3181 * Return if the user key is currently unlocked. 3182 */ 3183 private boolean isUserKeyUnlocked(int userId) { 3184 if (StorageManager.isFileBasedEncryptionEnabled()) { 3185 final IMountService mount = IMountService.Stub 3186 .asInterface(ServiceManager.getService("mount")); 3187 if (mount == null) { 3188 Slog.w(TAG, "Early during boot, assuming locked"); 3189 return false; 3190 } 3191 final long token = Binder.clearCallingIdentity(); 3192 try { 3193 return mount.isUserKeyUnlocked(userId); 3194 } catch (RemoteException e) { 3195 throw e.rethrowAsRuntimeException(); 3196 } finally { 3197 Binder.restoreCallingIdentity(token); 3198 } 3199 } else { 3200 return true; 3201 } 3202 } 3203 3204 /** 3205 * Augment the given flags depending on current user running state. This is 3206 * purposefully done before acquiring {@link #mPackages} lock. 3207 */ 3208 private int augmentFlagsForUser(int flags, int userId) { 3209 if (!isUserKeyUnlocked(userId)) { 3210 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3211 } 3212 return flags; 3213 } 3214 3215 @Override 3216 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3217 if (!sUserManager.exists(userId)) return null; 3218 flags = augmentFlagsForUser(flags, userId); 3219 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3220 synchronized (mPackages) { 3221 PackageParser.Activity a = mActivities.mActivities.get(component); 3222 3223 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3224 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3225 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3226 if (ps == null) return null; 3227 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3228 userId); 3229 } 3230 if (mResolveComponentName.equals(component)) { 3231 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3232 new PackageUserState(), userId); 3233 } 3234 } 3235 return null; 3236 } 3237 3238 @Override 3239 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3240 String resolvedType) { 3241 synchronized (mPackages) { 3242 if (component.equals(mResolveComponentName)) { 3243 // The resolver supports EVERYTHING! 3244 return true; 3245 } 3246 PackageParser.Activity a = mActivities.mActivities.get(component); 3247 if (a == null) { 3248 return false; 3249 } 3250 for (int i=0; i<a.intents.size(); i++) { 3251 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3252 intent.getData(), intent.getCategories(), TAG) >= 0) { 3253 return true; 3254 } 3255 } 3256 return false; 3257 } 3258 } 3259 3260 @Override 3261 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3262 if (!sUserManager.exists(userId)) return null; 3263 flags = augmentFlagsForUser(flags, userId); 3264 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3265 synchronized (mPackages) { 3266 PackageParser.Activity a = mReceivers.mActivities.get(component); 3267 if (DEBUG_PACKAGE_INFO) Log.v( 3268 TAG, "getReceiverInfo " + component + ": " + a); 3269 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3270 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3271 if (ps == null) return null; 3272 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3273 userId); 3274 } 3275 } 3276 return null; 3277 } 3278 3279 @Override 3280 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3281 if (!sUserManager.exists(userId)) return null; 3282 flags = augmentFlagsForUser(flags, userId); 3283 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3284 synchronized (mPackages) { 3285 PackageParser.Service s = mServices.mServices.get(component); 3286 if (DEBUG_PACKAGE_INFO) Log.v( 3287 TAG, "getServiceInfo " + component + ": " + s); 3288 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3289 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3290 if (ps == null) return null; 3291 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3292 userId); 3293 } 3294 } 3295 return null; 3296 } 3297 3298 @Override 3299 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3300 if (!sUserManager.exists(userId)) return null; 3301 flags = augmentFlagsForUser(flags, userId); 3302 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3303 synchronized (mPackages) { 3304 PackageParser.Provider p = mProviders.mProviders.get(component); 3305 if (DEBUG_PACKAGE_INFO) Log.v( 3306 TAG, "getProviderInfo " + component + ": " + p); 3307 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3308 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3309 if (ps == null) return null; 3310 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3311 userId); 3312 } 3313 } 3314 return null; 3315 } 3316 3317 @Override 3318 public String[] getSystemSharedLibraryNames() { 3319 Set<String> libSet; 3320 synchronized (mPackages) { 3321 libSet = mSharedLibraries.keySet(); 3322 int size = libSet.size(); 3323 if (size > 0) { 3324 String[] libs = new String[size]; 3325 libSet.toArray(libs); 3326 return libs; 3327 } 3328 } 3329 return null; 3330 } 3331 3332 /** 3333 * @hide 3334 */ 3335 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3336 synchronized (mPackages) { 3337 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3338 if (lib != null && lib.apk != null) { 3339 return mPackages.get(lib.apk); 3340 } 3341 } 3342 return null; 3343 } 3344 3345 @Override 3346 public FeatureInfo[] getSystemAvailableFeatures() { 3347 Collection<FeatureInfo> featSet; 3348 synchronized (mPackages) { 3349 featSet = mAvailableFeatures.values(); 3350 int size = featSet.size(); 3351 if (size > 0) { 3352 FeatureInfo[] features = new FeatureInfo[size+1]; 3353 featSet.toArray(features); 3354 FeatureInfo fi = new FeatureInfo(); 3355 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3356 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3357 features[size] = fi; 3358 return features; 3359 } 3360 } 3361 return null; 3362 } 3363 3364 @Override 3365 public boolean hasSystemFeature(String name) { 3366 synchronized (mPackages) { 3367 return mAvailableFeatures.containsKey(name); 3368 } 3369 } 3370 3371 private void checkValidCaller(int uid, int userId) { 3372 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3373 return; 3374 3375 throw new SecurityException("Caller uid=" + uid 3376 + " is not privileged to communicate with user=" + userId); 3377 } 3378 3379 @Override 3380 public int checkPermission(String permName, String pkgName, int userId) { 3381 if (!sUserManager.exists(userId)) { 3382 return PackageManager.PERMISSION_DENIED; 3383 } 3384 3385 synchronized (mPackages) { 3386 final PackageParser.Package p = mPackages.get(pkgName); 3387 if (p != null && p.mExtras != null) { 3388 final PackageSetting ps = (PackageSetting) p.mExtras; 3389 final PermissionsState permissionsState = ps.getPermissionsState(); 3390 if (permissionsState.hasPermission(permName, userId)) { 3391 return PackageManager.PERMISSION_GRANTED; 3392 } 3393 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3394 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3395 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3396 return PackageManager.PERMISSION_GRANTED; 3397 } 3398 } 3399 } 3400 3401 return PackageManager.PERMISSION_DENIED; 3402 } 3403 3404 @Override 3405 public int checkUidPermission(String permName, int uid) { 3406 final int userId = UserHandle.getUserId(uid); 3407 3408 if (!sUserManager.exists(userId)) { 3409 return PackageManager.PERMISSION_DENIED; 3410 } 3411 3412 synchronized (mPackages) { 3413 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3414 if (obj != null) { 3415 final SettingBase ps = (SettingBase) obj; 3416 final PermissionsState permissionsState = ps.getPermissionsState(); 3417 if (permissionsState.hasPermission(permName, userId)) { 3418 return PackageManager.PERMISSION_GRANTED; 3419 } 3420 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3421 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3422 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3423 return PackageManager.PERMISSION_GRANTED; 3424 } 3425 } else { 3426 ArraySet<String> perms = mSystemPermissions.get(uid); 3427 if (perms != null) { 3428 if (perms.contains(permName)) { 3429 return PackageManager.PERMISSION_GRANTED; 3430 } 3431 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3432 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3433 return PackageManager.PERMISSION_GRANTED; 3434 } 3435 } 3436 } 3437 } 3438 3439 return PackageManager.PERMISSION_DENIED; 3440 } 3441 3442 @Override 3443 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3444 if (UserHandle.getCallingUserId() != userId) { 3445 mContext.enforceCallingPermission( 3446 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3447 "isPermissionRevokedByPolicy for user " + userId); 3448 } 3449 3450 if (checkPermission(permission, packageName, userId) 3451 == PackageManager.PERMISSION_GRANTED) { 3452 return false; 3453 } 3454 3455 final long identity = Binder.clearCallingIdentity(); 3456 try { 3457 final int flags = getPermissionFlags(permission, packageName, userId); 3458 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3459 } finally { 3460 Binder.restoreCallingIdentity(identity); 3461 } 3462 } 3463 3464 @Override 3465 public String getPermissionControllerPackageName() { 3466 synchronized (mPackages) { 3467 return mRequiredInstallerPackage; 3468 } 3469 } 3470 3471 /** 3472 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3473 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3474 * @param checkShell TODO(yamasani): 3475 * @param message the message to log on security exception 3476 */ 3477 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3478 boolean checkShell, String message) { 3479 if (userId < 0) { 3480 throw new IllegalArgumentException("Invalid userId " + userId); 3481 } 3482 if (checkShell) { 3483 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3484 } 3485 if (userId == UserHandle.getUserId(callingUid)) return; 3486 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3487 if (requireFullPermission) { 3488 mContext.enforceCallingOrSelfPermission( 3489 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3490 } else { 3491 try { 3492 mContext.enforceCallingOrSelfPermission( 3493 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3494 } catch (SecurityException se) { 3495 mContext.enforceCallingOrSelfPermission( 3496 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3497 } 3498 } 3499 } 3500 } 3501 3502 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3503 if (callingUid == Process.SHELL_UID) { 3504 if (userHandle >= 0 3505 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3506 throw new SecurityException("Shell does not have permission to access user " 3507 + userHandle); 3508 } else if (userHandle < 0) { 3509 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3510 + Debug.getCallers(3)); 3511 } 3512 } 3513 } 3514 3515 private BasePermission findPermissionTreeLP(String permName) { 3516 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3517 if (permName.startsWith(bp.name) && 3518 permName.length() > bp.name.length() && 3519 permName.charAt(bp.name.length()) == '.') { 3520 return bp; 3521 } 3522 } 3523 return null; 3524 } 3525 3526 private BasePermission checkPermissionTreeLP(String permName) { 3527 if (permName != null) { 3528 BasePermission bp = findPermissionTreeLP(permName); 3529 if (bp != null) { 3530 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3531 return bp; 3532 } 3533 throw new SecurityException("Calling uid " 3534 + Binder.getCallingUid() 3535 + " is not allowed to add to permission tree " 3536 + bp.name + " owned by uid " + bp.uid); 3537 } 3538 } 3539 throw new SecurityException("No permission tree found for " + permName); 3540 } 3541 3542 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3543 if (s1 == null) { 3544 return s2 == null; 3545 } 3546 if (s2 == null) { 3547 return false; 3548 } 3549 if (s1.getClass() != s2.getClass()) { 3550 return false; 3551 } 3552 return s1.equals(s2); 3553 } 3554 3555 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3556 if (pi1.icon != pi2.icon) return false; 3557 if (pi1.logo != pi2.logo) return false; 3558 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3559 if (!compareStrings(pi1.name, pi2.name)) return false; 3560 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3561 // We'll take care of setting this one. 3562 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3563 // These are not currently stored in settings. 3564 //if (!compareStrings(pi1.group, pi2.group)) return false; 3565 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3566 //if (pi1.labelRes != pi2.labelRes) return false; 3567 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3568 return true; 3569 } 3570 3571 int permissionInfoFootprint(PermissionInfo info) { 3572 int size = info.name.length(); 3573 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3574 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3575 return size; 3576 } 3577 3578 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3579 int size = 0; 3580 for (BasePermission perm : mSettings.mPermissions.values()) { 3581 if (perm.uid == tree.uid) { 3582 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3583 } 3584 } 3585 return size; 3586 } 3587 3588 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3589 // We calculate the max size of permissions defined by this uid and throw 3590 // if that plus the size of 'info' would exceed our stated maximum. 3591 if (tree.uid != Process.SYSTEM_UID) { 3592 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3593 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3594 throw new SecurityException("Permission tree size cap exceeded"); 3595 } 3596 } 3597 } 3598 3599 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3600 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3601 throw new SecurityException("Label must be specified in permission"); 3602 } 3603 BasePermission tree = checkPermissionTreeLP(info.name); 3604 BasePermission bp = mSettings.mPermissions.get(info.name); 3605 boolean added = bp == null; 3606 boolean changed = true; 3607 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3608 if (added) { 3609 enforcePermissionCapLocked(info, tree); 3610 bp = new BasePermission(info.name, tree.sourcePackage, 3611 BasePermission.TYPE_DYNAMIC); 3612 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3613 throw new SecurityException( 3614 "Not allowed to modify non-dynamic permission " 3615 + info.name); 3616 } else { 3617 if (bp.protectionLevel == fixedLevel 3618 && bp.perm.owner.equals(tree.perm.owner) 3619 && bp.uid == tree.uid 3620 && comparePermissionInfos(bp.perm.info, info)) { 3621 changed = false; 3622 } 3623 } 3624 bp.protectionLevel = fixedLevel; 3625 info = new PermissionInfo(info); 3626 info.protectionLevel = fixedLevel; 3627 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3628 bp.perm.info.packageName = tree.perm.info.packageName; 3629 bp.uid = tree.uid; 3630 if (added) { 3631 mSettings.mPermissions.put(info.name, bp); 3632 } 3633 if (changed) { 3634 if (!async) { 3635 mSettings.writeLPr(); 3636 } else { 3637 scheduleWriteSettingsLocked(); 3638 } 3639 } 3640 return added; 3641 } 3642 3643 @Override 3644 public boolean addPermission(PermissionInfo info) { 3645 synchronized (mPackages) { 3646 return addPermissionLocked(info, false); 3647 } 3648 } 3649 3650 @Override 3651 public boolean addPermissionAsync(PermissionInfo info) { 3652 synchronized (mPackages) { 3653 return addPermissionLocked(info, true); 3654 } 3655 } 3656 3657 @Override 3658 public void removePermission(String name) { 3659 synchronized (mPackages) { 3660 checkPermissionTreeLP(name); 3661 BasePermission bp = mSettings.mPermissions.get(name); 3662 if (bp != null) { 3663 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3664 throw new SecurityException( 3665 "Not allowed to modify non-dynamic permission " 3666 + name); 3667 } 3668 mSettings.mPermissions.remove(name); 3669 mSettings.writeLPr(); 3670 } 3671 } 3672 } 3673 3674 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3675 BasePermission bp) { 3676 int index = pkg.requestedPermissions.indexOf(bp.name); 3677 if (index == -1) { 3678 throw new SecurityException("Package " + pkg.packageName 3679 + " has not requested permission " + bp.name); 3680 } 3681 if (!bp.isRuntime() && !bp.isDevelopment()) { 3682 throw new SecurityException("Permission " + bp.name 3683 + " is not a changeable permission type"); 3684 } 3685 } 3686 3687 @Override 3688 public void grantRuntimePermission(String packageName, String name, final int userId) { 3689 if (!sUserManager.exists(userId)) { 3690 Log.e(TAG, "No such user:" + userId); 3691 return; 3692 } 3693 3694 mContext.enforceCallingOrSelfPermission( 3695 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3696 "grantRuntimePermission"); 3697 3698 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3699 "grantRuntimePermission"); 3700 3701 final int uid; 3702 final SettingBase sb; 3703 3704 synchronized (mPackages) { 3705 final PackageParser.Package pkg = mPackages.get(packageName); 3706 if (pkg == null) { 3707 throw new IllegalArgumentException("Unknown package: " + packageName); 3708 } 3709 3710 final BasePermission bp = mSettings.mPermissions.get(name); 3711 if (bp == null) { 3712 throw new IllegalArgumentException("Unknown permission: " + name); 3713 } 3714 3715 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3716 3717 // If a permission review is required for legacy apps we represent 3718 // their permissions as always granted runtime ones since we need 3719 // to keep the review required permission flag per user while an 3720 // install permission's state is shared across all users. 3721 if (Build.PERMISSIONS_REVIEW_REQUIRED 3722 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3723 && bp.isRuntime()) { 3724 return; 3725 } 3726 3727 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3728 sb = (SettingBase) pkg.mExtras; 3729 if (sb == null) { 3730 throw new IllegalArgumentException("Unknown package: " + packageName); 3731 } 3732 3733 final PermissionsState permissionsState = sb.getPermissionsState(); 3734 3735 final int flags = permissionsState.getPermissionFlags(name, userId); 3736 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3737 throw new SecurityException("Cannot grant system fixed permission: " 3738 + name + " for package: " + packageName); 3739 } 3740 3741 if (bp.isDevelopment()) { 3742 // Development permissions must be handled specially, since they are not 3743 // normal runtime permissions. For now they apply to all users. 3744 if (permissionsState.grantInstallPermission(bp) != 3745 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3746 scheduleWriteSettingsLocked(); 3747 } 3748 return; 3749 } 3750 3751 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3752 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3753 return; 3754 } 3755 3756 final int result = permissionsState.grantRuntimePermission(bp, userId); 3757 switch (result) { 3758 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3759 return; 3760 } 3761 3762 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3763 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3764 mHandler.post(new Runnable() { 3765 @Override 3766 public void run() { 3767 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3768 } 3769 }); 3770 } 3771 break; 3772 } 3773 3774 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3775 3776 // Not critical if that is lost - app has to request again. 3777 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3778 } 3779 3780 // Only need to do this if user is initialized. Otherwise it's a new user 3781 // and there are no processes running as the user yet and there's no need 3782 // to make an expensive call to remount processes for the changed permissions. 3783 if (READ_EXTERNAL_STORAGE.equals(name) 3784 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3785 final long token = Binder.clearCallingIdentity(); 3786 try { 3787 if (sUserManager.isInitialized(userId)) { 3788 MountServiceInternal mountServiceInternal = LocalServices.getService( 3789 MountServiceInternal.class); 3790 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3791 } 3792 } finally { 3793 Binder.restoreCallingIdentity(token); 3794 } 3795 } 3796 } 3797 3798 @Override 3799 public void revokeRuntimePermission(String packageName, String name, int userId) { 3800 if (!sUserManager.exists(userId)) { 3801 Log.e(TAG, "No such user:" + userId); 3802 return; 3803 } 3804 3805 mContext.enforceCallingOrSelfPermission( 3806 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3807 "revokeRuntimePermission"); 3808 3809 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3810 "revokeRuntimePermission"); 3811 3812 final int appId; 3813 3814 synchronized (mPackages) { 3815 final PackageParser.Package pkg = mPackages.get(packageName); 3816 if (pkg == null) { 3817 throw new IllegalArgumentException("Unknown package: " + packageName); 3818 } 3819 3820 final BasePermission bp = mSettings.mPermissions.get(name); 3821 if (bp == null) { 3822 throw new IllegalArgumentException("Unknown permission: " + name); 3823 } 3824 3825 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3826 3827 // If a permission review is required for legacy apps we represent 3828 // their permissions as always granted runtime ones since we need 3829 // to keep the review required permission flag per user while an 3830 // install permission's state is shared across all users. 3831 if (Build.PERMISSIONS_REVIEW_REQUIRED 3832 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3833 && bp.isRuntime()) { 3834 return; 3835 } 3836 3837 SettingBase sb = (SettingBase) pkg.mExtras; 3838 if (sb == null) { 3839 throw new IllegalArgumentException("Unknown package: " + packageName); 3840 } 3841 3842 final PermissionsState permissionsState = sb.getPermissionsState(); 3843 3844 final int flags = permissionsState.getPermissionFlags(name, userId); 3845 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3846 throw new SecurityException("Cannot revoke system fixed permission: " 3847 + name + " for package: " + packageName); 3848 } 3849 3850 if (bp.isDevelopment()) { 3851 // Development permissions must be handled specially, since they are not 3852 // normal runtime permissions. For now they apply to all users. 3853 if (permissionsState.revokeInstallPermission(bp) != 3854 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3855 scheduleWriteSettingsLocked(); 3856 } 3857 return; 3858 } 3859 3860 if (permissionsState.revokeRuntimePermission(bp, userId) == 3861 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3862 return; 3863 } 3864 3865 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3866 3867 // Critical, after this call app should never have the permission. 3868 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3869 3870 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3871 } 3872 3873 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3874 } 3875 3876 @Override 3877 public void resetRuntimePermissions() { 3878 mContext.enforceCallingOrSelfPermission( 3879 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3880 "revokeRuntimePermission"); 3881 3882 int callingUid = Binder.getCallingUid(); 3883 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3884 mContext.enforceCallingOrSelfPermission( 3885 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3886 "resetRuntimePermissions"); 3887 } 3888 3889 synchronized (mPackages) { 3890 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3891 for (int userId : UserManagerService.getInstance().getUserIds()) { 3892 final int packageCount = mPackages.size(); 3893 for (int i = 0; i < packageCount; i++) { 3894 PackageParser.Package pkg = mPackages.valueAt(i); 3895 if (!(pkg.mExtras instanceof PackageSetting)) { 3896 continue; 3897 } 3898 PackageSetting ps = (PackageSetting) pkg.mExtras; 3899 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3900 } 3901 } 3902 } 3903 } 3904 3905 @Override 3906 public int getPermissionFlags(String name, String packageName, int userId) { 3907 if (!sUserManager.exists(userId)) { 3908 return 0; 3909 } 3910 3911 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3912 3913 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3914 "getPermissionFlags"); 3915 3916 synchronized (mPackages) { 3917 final PackageParser.Package pkg = mPackages.get(packageName); 3918 if (pkg == null) { 3919 throw new IllegalArgumentException("Unknown package: " + packageName); 3920 } 3921 3922 final BasePermission bp = mSettings.mPermissions.get(name); 3923 if (bp == null) { 3924 throw new IllegalArgumentException("Unknown permission: " + name); 3925 } 3926 3927 SettingBase sb = (SettingBase) pkg.mExtras; 3928 if (sb == null) { 3929 throw new IllegalArgumentException("Unknown package: " + packageName); 3930 } 3931 3932 PermissionsState permissionsState = sb.getPermissionsState(); 3933 return permissionsState.getPermissionFlags(name, userId); 3934 } 3935 } 3936 3937 @Override 3938 public void updatePermissionFlags(String name, String packageName, int flagMask, 3939 int flagValues, int userId) { 3940 if (!sUserManager.exists(userId)) { 3941 return; 3942 } 3943 3944 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3945 3946 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3947 "updatePermissionFlags"); 3948 3949 // Only the system can change these flags and nothing else. 3950 if (getCallingUid() != Process.SYSTEM_UID) { 3951 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3952 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3953 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3954 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3955 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3956 } 3957 3958 synchronized (mPackages) { 3959 final PackageParser.Package pkg = mPackages.get(packageName); 3960 if (pkg == null) { 3961 throw new IllegalArgumentException("Unknown package: " + packageName); 3962 } 3963 3964 final BasePermission bp = mSettings.mPermissions.get(name); 3965 if (bp == null) { 3966 throw new IllegalArgumentException("Unknown permission: " + name); 3967 } 3968 3969 SettingBase sb = (SettingBase) pkg.mExtras; 3970 if (sb == null) { 3971 throw new IllegalArgumentException("Unknown package: " + packageName); 3972 } 3973 3974 PermissionsState permissionsState = sb.getPermissionsState(); 3975 3976 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3977 3978 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3979 // Install and runtime permissions are stored in different places, 3980 // so figure out what permission changed and persist the change. 3981 if (permissionsState.getInstallPermissionState(name) != null) { 3982 scheduleWriteSettingsLocked(); 3983 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3984 || hadState) { 3985 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3986 } 3987 } 3988 } 3989 } 3990 3991 /** 3992 * Update the permission flags for all packages and runtime permissions of a user in order 3993 * to allow device or profile owner to remove POLICY_FIXED. 3994 */ 3995 @Override 3996 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3997 if (!sUserManager.exists(userId)) { 3998 return; 3999 } 4000 4001 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4002 4003 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4004 "updatePermissionFlagsForAllApps"); 4005 4006 // Only the system can change system fixed flags. 4007 if (getCallingUid() != Process.SYSTEM_UID) { 4008 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4009 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4010 } 4011 4012 synchronized (mPackages) { 4013 boolean changed = false; 4014 final int packageCount = mPackages.size(); 4015 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4016 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4017 SettingBase sb = (SettingBase) pkg.mExtras; 4018 if (sb == null) { 4019 continue; 4020 } 4021 PermissionsState permissionsState = sb.getPermissionsState(); 4022 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4023 userId, flagMask, flagValues); 4024 } 4025 if (changed) { 4026 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4027 } 4028 } 4029 } 4030 4031 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4032 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4033 != PackageManager.PERMISSION_GRANTED 4034 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4035 != PackageManager.PERMISSION_GRANTED) { 4036 throw new SecurityException(message + " requires " 4037 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4038 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4039 } 4040 } 4041 4042 @Override 4043 public boolean shouldShowRequestPermissionRationale(String permissionName, 4044 String packageName, int userId) { 4045 if (UserHandle.getCallingUserId() != userId) { 4046 mContext.enforceCallingPermission( 4047 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4048 "canShowRequestPermissionRationale for user " + userId); 4049 } 4050 4051 final int uid = getPackageUid(packageName, userId); 4052 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4053 return false; 4054 } 4055 4056 if (checkPermission(permissionName, packageName, userId) 4057 == PackageManager.PERMISSION_GRANTED) { 4058 return false; 4059 } 4060 4061 final int flags; 4062 4063 final long identity = Binder.clearCallingIdentity(); 4064 try { 4065 flags = getPermissionFlags(permissionName, 4066 packageName, userId); 4067 } finally { 4068 Binder.restoreCallingIdentity(identity); 4069 } 4070 4071 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4072 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4073 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4074 4075 if ((flags & fixedFlags) != 0) { 4076 return false; 4077 } 4078 4079 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4080 } 4081 4082 @Override 4083 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4084 mContext.enforceCallingOrSelfPermission( 4085 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4086 "addOnPermissionsChangeListener"); 4087 4088 synchronized (mPackages) { 4089 mOnPermissionChangeListeners.addListenerLocked(listener); 4090 } 4091 } 4092 4093 @Override 4094 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4095 synchronized (mPackages) { 4096 mOnPermissionChangeListeners.removeListenerLocked(listener); 4097 } 4098 } 4099 4100 @Override 4101 public boolean isProtectedBroadcast(String actionName) { 4102 synchronized (mPackages) { 4103 if (mProtectedBroadcasts.contains(actionName)) { 4104 return true; 4105 } else if (actionName != null) { 4106 // TODO: remove these terrible hacks 4107 if (actionName.startsWith("android.net.netmon.lingerExpired") 4108 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4109 return true; 4110 } 4111 } 4112 } 4113 return false; 4114 } 4115 4116 @Override 4117 public int checkSignatures(String pkg1, String pkg2) { 4118 synchronized (mPackages) { 4119 final PackageParser.Package p1 = mPackages.get(pkg1); 4120 final PackageParser.Package p2 = mPackages.get(pkg2); 4121 if (p1 == null || p1.mExtras == null 4122 || p2 == null || p2.mExtras == null) { 4123 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4124 } 4125 return compareSignatures(p1.mSignatures, p2.mSignatures); 4126 } 4127 } 4128 4129 @Override 4130 public int checkUidSignatures(int uid1, int uid2) { 4131 // Map to base uids. 4132 uid1 = UserHandle.getAppId(uid1); 4133 uid2 = UserHandle.getAppId(uid2); 4134 // reader 4135 synchronized (mPackages) { 4136 Signature[] s1; 4137 Signature[] s2; 4138 Object obj = mSettings.getUserIdLPr(uid1); 4139 if (obj != null) { 4140 if (obj instanceof SharedUserSetting) { 4141 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4142 } else if (obj instanceof PackageSetting) { 4143 s1 = ((PackageSetting)obj).signatures.mSignatures; 4144 } else { 4145 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4146 } 4147 } else { 4148 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4149 } 4150 obj = mSettings.getUserIdLPr(uid2); 4151 if (obj != null) { 4152 if (obj instanceof SharedUserSetting) { 4153 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4154 } else if (obj instanceof PackageSetting) { 4155 s2 = ((PackageSetting)obj).signatures.mSignatures; 4156 } else { 4157 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4158 } 4159 } else { 4160 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4161 } 4162 return compareSignatures(s1, s2); 4163 } 4164 } 4165 4166 private void killUid(int appId, int userId, String reason) { 4167 final long identity = Binder.clearCallingIdentity(); 4168 try { 4169 IActivityManager am = ActivityManagerNative.getDefault(); 4170 if (am != null) { 4171 try { 4172 am.killUid(appId, userId, reason); 4173 } catch (RemoteException e) { 4174 /* ignore - same process */ 4175 } 4176 } 4177 } finally { 4178 Binder.restoreCallingIdentity(identity); 4179 } 4180 } 4181 4182 /** 4183 * Compares two sets of signatures. Returns: 4184 * <br /> 4185 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4186 * <br /> 4187 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4188 * <br /> 4189 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4190 * <br /> 4191 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4192 * <br /> 4193 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4194 */ 4195 static int compareSignatures(Signature[] s1, Signature[] s2) { 4196 if (s1 == null) { 4197 return s2 == null 4198 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4199 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4200 } 4201 4202 if (s2 == null) { 4203 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4204 } 4205 4206 if (s1.length != s2.length) { 4207 return PackageManager.SIGNATURE_NO_MATCH; 4208 } 4209 4210 // Since both signature sets are of size 1, we can compare without HashSets. 4211 if (s1.length == 1) { 4212 return s1[0].equals(s2[0]) ? 4213 PackageManager.SIGNATURE_MATCH : 4214 PackageManager.SIGNATURE_NO_MATCH; 4215 } 4216 4217 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4218 for (Signature sig : s1) { 4219 set1.add(sig); 4220 } 4221 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4222 for (Signature sig : s2) { 4223 set2.add(sig); 4224 } 4225 // Make sure s2 contains all signatures in s1. 4226 if (set1.equals(set2)) { 4227 return PackageManager.SIGNATURE_MATCH; 4228 } 4229 return PackageManager.SIGNATURE_NO_MATCH; 4230 } 4231 4232 /** 4233 * If the database version for this type of package (internal storage or 4234 * external storage) is less than the version where package signatures 4235 * were updated, return true. 4236 */ 4237 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4238 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4239 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4240 } 4241 4242 /** 4243 * Used for backward compatibility to make sure any packages with 4244 * certificate chains get upgraded to the new style. {@code existingSigs} 4245 * will be in the old format (since they were stored on disk from before the 4246 * system upgrade) and {@code scannedSigs} will be in the newer format. 4247 */ 4248 private int compareSignaturesCompat(PackageSignatures existingSigs, 4249 PackageParser.Package scannedPkg) { 4250 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4251 return PackageManager.SIGNATURE_NO_MATCH; 4252 } 4253 4254 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4255 for (Signature sig : existingSigs.mSignatures) { 4256 existingSet.add(sig); 4257 } 4258 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4259 for (Signature sig : scannedPkg.mSignatures) { 4260 try { 4261 Signature[] chainSignatures = sig.getChainSignatures(); 4262 for (Signature chainSig : chainSignatures) { 4263 scannedCompatSet.add(chainSig); 4264 } 4265 } catch (CertificateEncodingException e) { 4266 scannedCompatSet.add(sig); 4267 } 4268 } 4269 /* 4270 * Make sure the expanded scanned set contains all signatures in the 4271 * existing one. 4272 */ 4273 if (scannedCompatSet.equals(existingSet)) { 4274 // Migrate the old signatures to the new scheme. 4275 existingSigs.assignSignatures(scannedPkg.mSignatures); 4276 // The new KeySets will be re-added later in the scanning process. 4277 synchronized (mPackages) { 4278 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4279 } 4280 return PackageManager.SIGNATURE_MATCH; 4281 } 4282 return PackageManager.SIGNATURE_NO_MATCH; 4283 } 4284 4285 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4286 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4287 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4288 } 4289 4290 private int compareSignaturesRecover(PackageSignatures existingSigs, 4291 PackageParser.Package scannedPkg) { 4292 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4293 return PackageManager.SIGNATURE_NO_MATCH; 4294 } 4295 4296 String msg = null; 4297 try { 4298 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4299 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4300 + scannedPkg.packageName); 4301 return PackageManager.SIGNATURE_MATCH; 4302 } 4303 } catch (CertificateException e) { 4304 msg = e.getMessage(); 4305 } 4306 4307 logCriticalInfo(Log.INFO, 4308 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4309 return PackageManager.SIGNATURE_NO_MATCH; 4310 } 4311 4312 @Override 4313 public String[] getPackagesForUid(int uid) { 4314 uid = UserHandle.getAppId(uid); 4315 // reader 4316 synchronized (mPackages) { 4317 Object obj = mSettings.getUserIdLPr(uid); 4318 if (obj instanceof SharedUserSetting) { 4319 final SharedUserSetting sus = (SharedUserSetting) obj; 4320 final int N = sus.packages.size(); 4321 final String[] res = new String[N]; 4322 final Iterator<PackageSetting> it = sus.packages.iterator(); 4323 int i = 0; 4324 while (it.hasNext()) { 4325 res[i++] = it.next().name; 4326 } 4327 return res; 4328 } else if (obj instanceof PackageSetting) { 4329 final PackageSetting ps = (PackageSetting) obj; 4330 return new String[] { ps.name }; 4331 } 4332 } 4333 return null; 4334 } 4335 4336 @Override 4337 public String getNameForUid(int uid) { 4338 // reader 4339 synchronized (mPackages) { 4340 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4341 if (obj instanceof SharedUserSetting) { 4342 final SharedUserSetting sus = (SharedUserSetting) obj; 4343 return sus.name + ":" + sus.userId; 4344 } else if (obj instanceof PackageSetting) { 4345 final PackageSetting ps = (PackageSetting) obj; 4346 return ps.name; 4347 } 4348 } 4349 return null; 4350 } 4351 4352 @Override 4353 public int getUidForSharedUser(String sharedUserName) { 4354 if(sharedUserName == null) { 4355 return -1; 4356 } 4357 // reader 4358 synchronized (mPackages) { 4359 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4360 if (suid == null) { 4361 return -1; 4362 } 4363 return suid.userId; 4364 } 4365 } 4366 4367 @Override 4368 public int getFlagsForUid(int uid) { 4369 synchronized (mPackages) { 4370 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4371 if (obj instanceof SharedUserSetting) { 4372 final SharedUserSetting sus = (SharedUserSetting) obj; 4373 return sus.pkgFlags; 4374 } else if (obj instanceof PackageSetting) { 4375 final PackageSetting ps = (PackageSetting) obj; 4376 return ps.pkgFlags; 4377 } 4378 } 4379 return 0; 4380 } 4381 4382 @Override 4383 public int getPrivateFlagsForUid(int uid) { 4384 synchronized (mPackages) { 4385 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4386 if (obj instanceof SharedUserSetting) { 4387 final SharedUserSetting sus = (SharedUserSetting) obj; 4388 return sus.pkgPrivateFlags; 4389 } else if (obj instanceof PackageSetting) { 4390 final PackageSetting ps = (PackageSetting) obj; 4391 return ps.pkgPrivateFlags; 4392 } 4393 } 4394 return 0; 4395 } 4396 4397 @Override 4398 public boolean isUidPrivileged(int uid) { 4399 uid = UserHandle.getAppId(uid); 4400 // reader 4401 synchronized (mPackages) { 4402 Object obj = mSettings.getUserIdLPr(uid); 4403 if (obj instanceof SharedUserSetting) { 4404 final SharedUserSetting sus = (SharedUserSetting) obj; 4405 final Iterator<PackageSetting> it = sus.packages.iterator(); 4406 while (it.hasNext()) { 4407 if (it.next().isPrivileged()) { 4408 return true; 4409 } 4410 } 4411 } else if (obj instanceof PackageSetting) { 4412 final PackageSetting ps = (PackageSetting) obj; 4413 return ps.isPrivileged(); 4414 } 4415 } 4416 return false; 4417 } 4418 4419 @Override 4420 public String[] getAppOpPermissionPackages(String permissionName) { 4421 synchronized (mPackages) { 4422 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4423 if (pkgs == null) { 4424 return null; 4425 } 4426 return pkgs.toArray(new String[pkgs.size()]); 4427 } 4428 } 4429 4430 @Override 4431 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4432 int flags, int userId) { 4433 if (!sUserManager.exists(userId)) return null; 4434 flags = augmentFlagsForUser(flags, userId); 4435 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4436 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4437 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4438 } 4439 4440 @Override 4441 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4442 IntentFilter filter, int match, ComponentName activity) { 4443 final int userId = UserHandle.getCallingUserId(); 4444 if (DEBUG_PREFERRED) { 4445 Log.v(TAG, "setLastChosenActivity intent=" + intent 4446 + " resolvedType=" + resolvedType 4447 + " flags=" + flags 4448 + " filter=" + filter 4449 + " match=" + match 4450 + " activity=" + activity); 4451 filter.dump(new PrintStreamPrinter(System.out), " "); 4452 } 4453 intent.setComponent(null); 4454 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4455 // Find any earlier preferred or last chosen entries and nuke them 4456 findPreferredActivity(intent, resolvedType, 4457 flags, query, 0, false, true, false, userId); 4458 // Add the new activity as the last chosen for this filter 4459 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4460 "Setting last chosen"); 4461 } 4462 4463 @Override 4464 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4465 final int userId = UserHandle.getCallingUserId(); 4466 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4467 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4468 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4469 false, false, false, userId); 4470 } 4471 4472 private boolean isEphemeralAvailable(Intent intent, String resolvedType, int userId) { 4473 MessageDigest digest = null; 4474 try { 4475 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4476 } catch (NoSuchAlgorithmException e) { 4477 // If we can't create a digest, ignore ephemeral apps. 4478 return false; 4479 } 4480 4481 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4482 final byte[] digestBytes = digest.digest(hostBytes); 4483 int shaPrefix = 4484 digestBytes[0] << 24 4485 | digestBytes[1] << 16 4486 | digestBytes[2] << 8 4487 | digestBytes[3] << 0; 4488 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4489 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4490 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4491 // No hash prefix match; there are no ephemeral apps for this domain. 4492 return false; 4493 } 4494 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4495 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4496 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4497 continue; 4498 } 4499 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4500 // No filters; this should never happen. 4501 if (filters.isEmpty()) { 4502 continue; 4503 } 4504 // We have a domain match; resolve the filters to see if anything matches. 4505 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4506 for (int j = filters.size() - 1; j >= 0; --j) { 4507 ephemeralResolver.addFilter(filters.get(j)); 4508 } 4509 List<ResolveInfo> ephemeralResolveList = ephemeralResolver.queryIntent( 4510 intent, resolvedType, false /*defaultOnly*/, userId); 4511 return !ephemeralResolveList.isEmpty(); 4512 } 4513 // Hash or filter mis-match; no ephemeral apps for this domain. 4514 return false; 4515 } 4516 4517 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4518 int flags, List<ResolveInfo> query, int userId) { 4519 final boolean isWebUri = hasWebURI(intent); 4520 // Check whether or not an ephemeral app exists to handle the URI. 4521 if (isWebUri && mEphemeralResolverConnection != null) { 4522 // Deny ephemeral apps if the user choose _ALWAYS or _ALWAYS_ASK for intent resolution. 4523 boolean hasAlwaysHandler = false; 4524 synchronized (mPackages) { 4525 final int count = query.size(); 4526 for (int n=0; n<count; n++) { 4527 ResolveInfo info = query.get(n); 4528 String packageName = info.activityInfo.packageName; 4529 PackageSetting ps = mSettings.mPackages.get(packageName); 4530 if (ps != null) { 4531 // Try to get the status from User settings first 4532 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4533 int status = (int) (packedStatus >> 32); 4534 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4535 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4536 hasAlwaysHandler = true; 4537 break; 4538 } 4539 } 4540 } 4541 } 4542 4543 // Only consider installing an ephemeral app if there isn't already a verified handler. 4544 // We've determined that there's an ephemeral app available for the URI, ignore any 4545 // ResolveInfo's and just return the ephemeral installer 4546 if (!hasAlwaysHandler && isEphemeralAvailable(intent, resolvedType, userId)) { 4547 if (DEBUG_EPHEMERAL) { 4548 Slog.v(TAG, "Resolving to the ephemeral installer"); 4549 } 4550 // ditch the result and return a ResolveInfo to launch the ephemeral installer 4551 ResolveInfo ri = new ResolveInfo(mEphemeralInstallerInfo); 4552 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4553 // make a deep copy of the applicationInfo 4554 ri.activityInfo.applicationInfo = new ApplicationInfo( 4555 ri.activityInfo.applicationInfo); 4556 if (userId != 0) { 4557 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4558 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4559 } 4560 return ri; 4561 } 4562 } 4563 if (query != null) { 4564 final int N = query.size(); 4565 if (N == 1) { 4566 return query.get(0); 4567 } else if (N > 1) { 4568 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4569 // If there is more than one activity with the same priority, 4570 // then let the user decide between them. 4571 ResolveInfo r0 = query.get(0); 4572 ResolveInfo r1 = query.get(1); 4573 if (DEBUG_INTENT_MATCHING || debug) { 4574 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4575 + r1.activityInfo.name + "=" + r1.priority); 4576 } 4577 // If the first activity has a higher priority, or a different 4578 // default, then it is always desireable to pick it. 4579 if (r0.priority != r1.priority 4580 || r0.preferredOrder != r1.preferredOrder 4581 || r0.isDefault != r1.isDefault) { 4582 return query.get(0); 4583 } 4584 // If we have saved a preference for a preferred activity for 4585 // this Intent, use that. 4586 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4587 flags, query, r0.priority, true, false, debug, userId); 4588 if (ri != null) { 4589 return ri; 4590 } 4591 ri = new ResolveInfo(mResolveInfo); 4592 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4593 ri.activityInfo.applicationInfo = new ApplicationInfo( 4594 ri.activityInfo.applicationInfo); 4595 if (userId != 0) { 4596 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4597 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4598 } 4599 // Make sure that the resolver is displayable in car mode 4600 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4601 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4602 return ri; 4603 } 4604 } 4605 return null; 4606 } 4607 4608 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4609 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4610 final int N = query.size(); 4611 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4612 .get(userId); 4613 // Get the list of persistent preferred activities that handle the intent 4614 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4615 List<PersistentPreferredActivity> pprefs = ppir != null 4616 ? ppir.queryIntent(intent, resolvedType, 4617 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4618 : null; 4619 if (pprefs != null && pprefs.size() > 0) { 4620 final int M = pprefs.size(); 4621 for (int i=0; i<M; i++) { 4622 final PersistentPreferredActivity ppa = pprefs.get(i); 4623 if (DEBUG_PREFERRED || debug) { 4624 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4625 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4626 + "\n component=" + ppa.mComponent); 4627 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4628 } 4629 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4630 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4631 if (DEBUG_PREFERRED || debug) { 4632 Slog.v(TAG, "Found persistent preferred activity:"); 4633 if (ai != null) { 4634 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4635 } else { 4636 Slog.v(TAG, " null"); 4637 } 4638 } 4639 if (ai == null) { 4640 // This previously registered persistent preferred activity 4641 // component is no longer known. Ignore it and do NOT remove it. 4642 continue; 4643 } 4644 for (int j=0; j<N; j++) { 4645 final ResolveInfo ri = query.get(j); 4646 if (!ri.activityInfo.applicationInfo.packageName 4647 .equals(ai.applicationInfo.packageName)) { 4648 continue; 4649 } 4650 if (!ri.activityInfo.name.equals(ai.name)) { 4651 continue; 4652 } 4653 // Found a persistent preference that can handle the intent. 4654 if (DEBUG_PREFERRED || debug) { 4655 Slog.v(TAG, "Returning persistent preferred activity: " + 4656 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4657 } 4658 return ri; 4659 } 4660 } 4661 } 4662 return null; 4663 } 4664 4665 // TODO: handle preferred activities missing while user has amnesia 4666 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4667 List<ResolveInfo> query, int priority, boolean always, 4668 boolean removeMatches, boolean debug, int userId) { 4669 if (!sUserManager.exists(userId)) return null; 4670 flags = augmentFlagsForUser(flags, userId); 4671 // writer 4672 synchronized (mPackages) { 4673 if (intent.getSelector() != null) { 4674 intent = intent.getSelector(); 4675 } 4676 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4677 4678 // Try to find a matching persistent preferred activity. 4679 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4680 debug, userId); 4681 4682 // If a persistent preferred activity matched, use it. 4683 if (pri != null) { 4684 return pri; 4685 } 4686 4687 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4688 // Get the list of preferred activities that handle the intent 4689 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4690 List<PreferredActivity> prefs = pir != null 4691 ? pir.queryIntent(intent, resolvedType, 4692 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4693 : null; 4694 if (prefs != null && prefs.size() > 0) { 4695 boolean changed = false; 4696 try { 4697 // First figure out how good the original match set is. 4698 // We will only allow preferred activities that came 4699 // from the same match quality. 4700 int match = 0; 4701 4702 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4703 4704 final int N = query.size(); 4705 for (int j=0; j<N; j++) { 4706 final ResolveInfo ri = query.get(j); 4707 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4708 + ": 0x" + Integer.toHexString(match)); 4709 if (ri.match > match) { 4710 match = ri.match; 4711 } 4712 } 4713 4714 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4715 + Integer.toHexString(match)); 4716 4717 match &= IntentFilter.MATCH_CATEGORY_MASK; 4718 final int M = prefs.size(); 4719 for (int i=0; i<M; i++) { 4720 final PreferredActivity pa = prefs.get(i); 4721 if (DEBUG_PREFERRED || debug) { 4722 Slog.v(TAG, "Checking PreferredActivity ds=" 4723 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4724 + "\n component=" + pa.mPref.mComponent); 4725 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4726 } 4727 if (pa.mPref.mMatch != match) { 4728 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4729 + Integer.toHexString(pa.mPref.mMatch)); 4730 continue; 4731 } 4732 // If it's not an "always" type preferred activity and that's what we're 4733 // looking for, skip it. 4734 if (always && !pa.mPref.mAlways) { 4735 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4736 continue; 4737 } 4738 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4739 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4740 if (DEBUG_PREFERRED || debug) { 4741 Slog.v(TAG, "Found preferred activity:"); 4742 if (ai != null) { 4743 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4744 } else { 4745 Slog.v(TAG, " null"); 4746 } 4747 } 4748 if (ai == null) { 4749 // This previously registered preferred activity 4750 // component is no longer known. Most likely an update 4751 // to the app was installed and in the new version this 4752 // component no longer exists. Clean it up by removing 4753 // it from the preferred activities list, and skip it. 4754 Slog.w(TAG, "Removing dangling preferred activity: " 4755 + pa.mPref.mComponent); 4756 pir.removeFilter(pa); 4757 changed = true; 4758 continue; 4759 } 4760 for (int j=0; j<N; j++) { 4761 final ResolveInfo ri = query.get(j); 4762 if (!ri.activityInfo.applicationInfo.packageName 4763 .equals(ai.applicationInfo.packageName)) { 4764 continue; 4765 } 4766 if (!ri.activityInfo.name.equals(ai.name)) { 4767 continue; 4768 } 4769 4770 if (removeMatches) { 4771 pir.removeFilter(pa); 4772 changed = true; 4773 if (DEBUG_PREFERRED) { 4774 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4775 } 4776 break; 4777 } 4778 4779 // Okay we found a previously set preferred or last chosen app. 4780 // If the result set is different from when this 4781 // was created, we need to clear it and re-ask the 4782 // user their preference, if we're looking for an "always" type entry. 4783 if (always && !pa.mPref.sameSet(query)) { 4784 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4785 + intent + " type " + resolvedType); 4786 if (DEBUG_PREFERRED) { 4787 Slog.v(TAG, "Removing preferred activity since set changed " 4788 + pa.mPref.mComponent); 4789 } 4790 pir.removeFilter(pa); 4791 // Re-add the filter as a "last chosen" entry (!always) 4792 PreferredActivity lastChosen = new PreferredActivity( 4793 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4794 pir.addFilter(lastChosen); 4795 changed = true; 4796 return null; 4797 } 4798 4799 // Yay! Either the set matched or we're looking for the last chosen 4800 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4801 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4802 return ri; 4803 } 4804 } 4805 } finally { 4806 if (changed) { 4807 if (DEBUG_PREFERRED) { 4808 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4809 } 4810 scheduleWritePackageRestrictionsLocked(userId); 4811 } 4812 } 4813 } 4814 } 4815 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4816 return null; 4817 } 4818 4819 /* 4820 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4821 */ 4822 @Override 4823 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4824 int targetUserId) { 4825 mContext.enforceCallingOrSelfPermission( 4826 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4827 List<CrossProfileIntentFilter> matches = 4828 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4829 if (matches != null) { 4830 int size = matches.size(); 4831 for (int i = 0; i < size; i++) { 4832 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4833 } 4834 } 4835 if (hasWebURI(intent)) { 4836 // cross-profile app linking works only towards the parent. 4837 final UserInfo parent = getProfileParent(sourceUserId); 4838 synchronized(mPackages) { 4839 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4840 intent, resolvedType, 0, sourceUserId, parent.id); 4841 return xpDomainInfo != null; 4842 } 4843 } 4844 return false; 4845 } 4846 4847 private UserInfo getProfileParent(int userId) { 4848 final long identity = Binder.clearCallingIdentity(); 4849 try { 4850 return sUserManager.getProfileParent(userId); 4851 } finally { 4852 Binder.restoreCallingIdentity(identity); 4853 } 4854 } 4855 4856 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4857 String resolvedType, int userId) { 4858 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4859 if (resolver != null) { 4860 return resolver.queryIntent(intent, resolvedType, false, userId); 4861 } 4862 return null; 4863 } 4864 4865 @Override 4866 public List<ResolveInfo> queryIntentActivities(Intent intent, 4867 String resolvedType, int flags, int userId) { 4868 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4869 flags = augmentFlagsForUser(flags, userId); 4870 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4871 ComponentName comp = intent.getComponent(); 4872 if (comp == null) { 4873 if (intent.getSelector() != null) { 4874 intent = intent.getSelector(); 4875 comp = intent.getComponent(); 4876 } 4877 } 4878 4879 if (comp != null) { 4880 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4881 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4882 if (ai != null) { 4883 final ResolveInfo ri = new ResolveInfo(); 4884 ri.activityInfo = ai; 4885 list.add(ri); 4886 } 4887 return list; 4888 } 4889 4890 // reader 4891 synchronized (mPackages) { 4892 final String pkgName = intent.getPackage(); 4893 if (pkgName == null) { 4894 List<CrossProfileIntentFilter> matchingFilters = 4895 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4896 // Check for results that need to skip the current profile. 4897 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4898 resolvedType, flags, userId); 4899 if (xpResolveInfo != null) { 4900 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4901 result.add(xpResolveInfo); 4902 return filterIfNotSystemUser(result, userId); 4903 } 4904 4905 // Check for results in the current profile. 4906 List<ResolveInfo> result = mActivities.queryIntent( 4907 intent, resolvedType, flags, userId); 4908 result = filterIfNotSystemUser(result, userId); 4909 4910 // Check for cross profile results. 4911 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4912 xpResolveInfo = queryCrossProfileIntents( 4913 matchingFilters, intent, resolvedType, flags, userId, 4914 hasNonNegativePriorityResult); 4915 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4916 boolean isVisibleToUser = filterIfNotSystemUser( 4917 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4918 if (isVisibleToUser) { 4919 result.add(xpResolveInfo); 4920 Collections.sort(result, mResolvePrioritySorter); 4921 } 4922 } 4923 if (hasWebURI(intent)) { 4924 CrossProfileDomainInfo xpDomainInfo = null; 4925 final UserInfo parent = getProfileParent(userId); 4926 if (parent != null) { 4927 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4928 flags, userId, parent.id); 4929 } 4930 if (xpDomainInfo != null) { 4931 if (xpResolveInfo != null) { 4932 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4933 // in the result. 4934 result.remove(xpResolveInfo); 4935 } 4936 if (result.size() == 0) { 4937 result.add(xpDomainInfo.resolveInfo); 4938 return result; 4939 } 4940 } else if (result.size() <= 1) { 4941 return result; 4942 } 4943 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4944 xpDomainInfo, userId); 4945 Collections.sort(result, mResolvePrioritySorter); 4946 } 4947 return result; 4948 } 4949 final PackageParser.Package pkg = mPackages.get(pkgName); 4950 if (pkg != null) { 4951 return filterIfNotSystemUser( 4952 mActivities.queryIntentForPackage( 4953 intent, resolvedType, flags, pkg.activities, userId), 4954 userId); 4955 } 4956 return new ArrayList<ResolveInfo>(); 4957 } 4958 } 4959 4960 private static class CrossProfileDomainInfo { 4961 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4962 ResolveInfo resolveInfo; 4963 /* Best domain verification status of the activities found in the other profile */ 4964 int bestDomainVerificationStatus; 4965 } 4966 4967 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4968 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4969 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4970 sourceUserId)) { 4971 return null; 4972 } 4973 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4974 resolvedType, flags, parentUserId); 4975 4976 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4977 return null; 4978 } 4979 CrossProfileDomainInfo result = null; 4980 int size = resultTargetUser.size(); 4981 for (int i = 0; i < size; i++) { 4982 ResolveInfo riTargetUser = resultTargetUser.get(i); 4983 // Intent filter verification is only for filters that specify a host. So don't return 4984 // those that handle all web uris. 4985 if (riTargetUser.handleAllWebDataURI) { 4986 continue; 4987 } 4988 String packageName = riTargetUser.activityInfo.packageName; 4989 PackageSetting ps = mSettings.mPackages.get(packageName); 4990 if (ps == null) { 4991 continue; 4992 } 4993 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4994 int status = (int)(verificationState >> 32); 4995 if (result == null) { 4996 result = new CrossProfileDomainInfo(); 4997 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4998 sourceUserId, parentUserId); 4999 result.bestDomainVerificationStatus = status; 5000 } else { 5001 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5002 result.bestDomainVerificationStatus); 5003 } 5004 } 5005 // Don't consider matches with status NEVER across profiles. 5006 if (result != null && result.bestDomainVerificationStatus 5007 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5008 return null; 5009 } 5010 return result; 5011 } 5012 5013 /** 5014 * Verification statuses are ordered from the worse to the best, except for 5015 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5016 */ 5017 private int bestDomainVerificationStatus(int status1, int status2) { 5018 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5019 return status2; 5020 } 5021 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5022 return status1; 5023 } 5024 return (int) MathUtils.max(status1, status2); 5025 } 5026 5027 private boolean isUserEnabled(int userId) { 5028 long callingId = Binder.clearCallingIdentity(); 5029 try { 5030 UserInfo userInfo = sUserManager.getUserInfo(userId); 5031 return userInfo != null && userInfo.isEnabled(); 5032 } finally { 5033 Binder.restoreCallingIdentity(callingId); 5034 } 5035 } 5036 5037 /** 5038 * Filter out activities with systemUserOnly flag set, when current user is not System. 5039 * 5040 * @return filtered list 5041 */ 5042 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5043 if (userId == UserHandle.USER_SYSTEM) { 5044 return resolveInfos; 5045 } 5046 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5047 ResolveInfo info = resolveInfos.get(i); 5048 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5049 resolveInfos.remove(i); 5050 } 5051 } 5052 return resolveInfos; 5053 } 5054 5055 /** 5056 * @param resolveInfos list of resolve infos in descending priority order 5057 * @return if the list contains a resolve info with non-negative priority 5058 */ 5059 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5060 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5061 } 5062 5063 private static boolean hasWebURI(Intent intent) { 5064 if (intent.getData() == null) { 5065 return false; 5066 } 5067 final String scheme = intent.getScheme(); 5068 if (TextUtils.isEmpty(scheme)) { 5069 return false; 5070 } 5071 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5072 } 5073 5074 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5075 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5076 int userId) { 5077 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5078 5079 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5080 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5081 candidates.size()); 5082 } 5083 5084 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5085 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5086 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5087 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5088 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5089 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5090 5091 synchronized (mPackages) { 5092 final int count = candidates.size(); 5093 // First, try to use linked apps. Partition the candidates into four lists: 5094 // one for the final results, one for the "do not use ever", one for "undefined status" 5095 // and finally one for "browser app type". 5096 for (int n=0; n<count; n++) { 5097 ResolveInfo info = candidates.get(n); 5098 String packageName = info.activityInfo.packageName; 5099 PackageSetting ps = mSettings.mPackages.get(packageName); 5100 if (ps != null) { 5101 // Add to the special match all list (Browser use case) 5102 if (info.handleAllWebDataURI) { 5103 matchAllList.add(info); 5104 continue; 5105 } 5106 // Try to get the status from User settings first 5107 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5108 int status = (int)(packedStatus >> 32); 5109 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5110 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5111 if (DEBUG_DOMAIN_VERIFICATION) { 5112 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5113 + " : linkgen=" + linkGeneration); 5114 } 5115 // Use link-enabled generation as preferredOrder, i.e. 5116 // prefer newly-enabled over earlier-enabled. 5117 info.preferredOrder = linkGeneration; 5118 alwaysList.add(info); 5119 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5120 if (DEBUG_DOMAIN_VERIFICATION) { 5121 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5122 } 5123 neverList.add(info); 5124 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5125 if (DEBUG_DOMAIN_VERIFICATION) { 5126 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5127 } 5128 alwaysAskList.add(info); 5129 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5130 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5131 if (DEBUG_DOMAIN_VERIFICATION) { 5132 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5133 } 5134 undefinedList.add(info); 5135 } 5136 } 5137 } 5138 5139 // We'll want to include browser possibilities in a few cases 5140 boolean includeBrowser = false; 5141 5142 // First try to add the "always" resolution(s) for the current user, if any 5143 if (alwaysList.size() > 0) { 5144 result.addAll(alwaysList); 5145 } else { 5146 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5147 result.addAll(undefinedList); 5148 // Maybe add one for the other profile. 5149 if (xpDomainInfo != null && ( 5150 xpDomainInfo.bestDomainVerificationStatus 5151 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5152 result.add(xpDomainInfo.resolveInfo); 5153 } 5154 includeBrowser = true; 5155 } 5156 5157 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5158 // If there were 'always' entries their preferred order has been set, so we also 5159 // back that off to make the alternatives equivalent 5160 if (alwaysAskList.size() > 0) { 5161 for (ResolveInfo i : result) { 5162 i.preferredOrder = 0; 5163 } 5164 result.addAll(alwaysAskList); 5165 includeBrowser = true; 5166 } 5167 5168 if (includeBrowser) { 5169 // Also add browsers (all of them or only the default one) 5170 if (DEBUG_DOMAIN_VERIFICATION) { 5171 Slog.v(TAG, " ...including browsers in candidate set"); 5172 } 5173 if ((matchFlags & MATCH_ALL) != 0) { 5174 result.addAll(matchAllList); 5175 } else { 5176 // Browser/generic handling case. If there's a default browser, go straight 5177 // to that (but only if there is no other higher-priority match). 5178 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5179 int maxMatchPrio = 0; 5180 ResolveInfo defaultBrowserMatch = null; 5181 final int numCandidates = matchAllList.size(); 5182 for (int n = 0; n < numCandidates; n++) { 5183 ResolveInfo info = matchAllList.get(n); 5184 // track the highest overall match priority... 5185 if (info.priority > maxMatchPrio) { 5186 maxMatchPrio = info.priority; 5187 } 5188 // ...and the highest-priority default browser match 5189 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5190 if (defaultBrowserMatch == null 5191 || (defaultBrowserMatch.priority < info.priority)) { 5192 if (debug) { 5193 Slog.v(TAG, "Considering default browser match " + info); 5194 } 5195 defaultBrowserMatch = info; 5196 } 5197 } 5198 } 5199 if (defaultBrowserMatch != null 5200 && defaultBrowserMatch.priority >= maxMatchPrio 5201 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5202 { 5203 if (debug) { 5204 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5205 } 5206 result.add(defaultBrowserMatch); 5207 } else { 5208 result.addAll(matchAllList); 5209 } 5210 } 5211 5212 // If there is nothing selected, add all candidates and remove the ones that the user 5213 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5214 if (result.size() == 0) { 5215 result.addAll(candidates); 5216 result.removeAll(neverList); 5217 } 5218 } 5219 } 5220 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5221 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5222 result.size()); 5223 for (ResolveInfo info : result) { 5224 Slog.v(TAG, " + " + info.activityInfo); 5225 } 5226 } 5227 return result; 5228 } 5229 5230 // Returns a packed value as a long: 5231 // 5232 // high 'int'-sized word: link status: undefined/ask/never/always. 5233 // low 'int'-sized word: relative priority among 'always' results. 5234 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5235 long result = ps.getDomainVerificationStatusForUser(userId); 5236 // if none available, get the master status 5237 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5238 if (ps.getIntentFilterVerificationInfo() != null) { 5239 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5240 } 5241 } 5242 return result; 5243 } 5244 5245 private ResolveInfo querySkipCurrentProfileIntents( 5246 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5247 int flags, int sourceUserId) { 5248 if (matchingFilters != null) { 5249 int size = matchingFilters.size(); 5250 for (int i = 0; i < size; i ++) { 5251 CrossProfileIntentFilter filter = matchingFilters.get(i); 5252 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5253 // Checking if there are activities in the target user that can handle the 5254 // intent. 5255 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5256 resolvedType, flags, sourceUserId); 5257 if (resolveInfo != null) { 5258 return resolveInfo; 5259 } 5260 } 5261 } 5262 } 5263 return null; 5264 } 5265 5266 // Return matching ResolveInfo in target user if any. 5267 private ResolveInfo queryCrossProfileIntents( 5268 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5269 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5270 if (matchingFilters != null) { 5271 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5272 // match the same intent. For performance reasons, it is better not to 5273 // run queryIntent twice for the same userId 5274 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5275 int size = matchingFilters.size(); 5276 for (int i = 0; i < size; i++) { 5277 CrossProfileIntentFilter filter = matchingFilters.get(i); 5278 int targetUserId = filter.getTargetUserId(); 5279 boolean skipCurrentProfile = 5280 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5281 boolean skipCurrentProfileIfNoMatchFound = 5282 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5283 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5284 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5285 // Checking if there are activities in the target user that can handle the 5286 // intent. 5287 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5288 resolvedType, flags, sourceUserId); 5289 if (resolveInfo != null) return resolveInfo; 5290 alreadyTriedUserIds.put(targetUserId, true); 5291 } 5292 } 5293 } 5294 return null; 5295 } 5296 5297 /** 5298 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5299 * will forward the intent to the filter's target user. 5300 * Otherwise, returns null. 5301 */ 5302 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5303 String resolvedType, int flags, int sourceUserId) { 5304 int targetUserId = filter.getTargetUserId(); 5305 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5306 resolvedType, flags, targetUserId); 5307 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5308 && isUserEnabled(targetUserId)) { 5309 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5310 } 5311 return null; 5312 } 5313 5314 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5315 int sourceUserId, int targetUserId) { 5316 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5317 long ident = Binder.clearCallingIdentity(); 5318 boolean targetIsProfile; 5319 try { 5320 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5321 } finally { 5322 Binder.restoreCallingIdentity(ident); 5323 } 5324 String className; 5325 if (targetIsProfile) { 5326 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5327 } else { 5328 className = FORWARD_INTENT_TO_PARENT; 5329 } 5330 ComponentName forwardingActivityComponentName = new ComponentName( 5331 mAndroidApplication.packageName, className); 5332 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5333 sourceUserId); 5334 if (!targetIsProfile) { 5335 forwardingActivityInfo.showUserIcon = targetUserId; 5336 forwardingResolveInfo.noResourceId = true; 5337 } 5338 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5339 forwardingResolveInfo.priority = 0; 5340 forwardingResolveInfo.preferredOrder = 0; 5341 forwardingResolveInfo.match = 0; 5342 forwardingResolveInfo.isDefault = true; 5343 forwardingResolveInfo.filter = filter; 5344 forwardingResolveInfo.targetUserId = targetUserId; 5345 return forwardingResolveInfo; 5346 } 5347 5348 @Override 5349 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5350 Intent[] specifics, String[] specificTypes, Intent intent, 5351 String resolvedType, int flags, int userId) { 5352 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5353 flags = augmentFlagsForUser(flags, userId); 5354 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5355 false, "query intent activity options"); 5356 final String resultsAction = intent.getAction(); 5357 5358 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5359 | PackageManager.GET_RESOLVED_FILTER, userId); 5360 5361 if (DEBUG_INTENT_MATCHING) { 5362 Log.v(TAG, "Query " + intent + ": " + results); 5363 } 5364 5365 int specificsPos = 0; 5366 int N; 5367 5368 // todo: note that the algorithm used here is O(N^2). This 5369 // isn't a problem in our current environment, but if we start running 5370 // into situations where we have more than 5 or 10 matches then this 5371 // should probably be changed to something smarter... 5372 5373 // First we go through and resolve each of the specific items 5374 // that were supplied, taking care of removing any corresponding 5375 // duplicate items in the generic resolve list. 5376 if (specifics != null) { 5377 for (int i=0; i<specifics.length; i++) { 5378 final Intent sintent = specifics[i]; 5379 if (sintent == null) { 5380 continue; 5381 } 5382 5383 if (DEBUG_INTENT_MATCHING) { 5384 Log.v(TAG, "Specific #" + i + ": " + sintent); 5385 } 5386 5387 String action = sintent.getAction(); 5388 if (resultsAction != null && resultsAction.equals(action)) { 5389 // If this action was explicitly requested, then don't 5390 // remove things that have it. 5391 action = null; 5392 } 5393 5394 ResolveInfo ri = null; 5395 ActivityInfo ai = null; 5396 5397 ComponentName comp = sintent.getComponent(); 5398 if (comp == null) { 5399 ri = resolveIntent( 5400 sintent, 5401 specificTypes != null ? specificTypes[i] : null, 5402 flags, userId); 5403 if (ri == null) { 5404 continue; 5405 } 5406 if (ri == mResolveInfo) { 5407 // ACK! Must do something better with this. 5408 } 5409 ai = ri.activityInfo; 5410 comp = new ComponentName(ai.applicationInfo.packageName, 5411 ai.name); 5412 } else { 5413 ai = getActivityInfo(comp, flags, userId); 5414 if (ai == null) { 5415 continue; 5416 } 5417 } 5418 5419 // Look for any generic query activities that are duplicates 5420 // of this specific one, and remove them from the results. 5421 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5422 N = results.size(); 5423 int j; 5424 for (j=specificsPos; j<N; j++) { 5425 ResolveInfo sri = results.get(j); 5426 if ((sri.activityInfo.name.equals(comp.getClassName()) 5427 && sri.activityInfo.applicationInfo.packageName.equals( 5428 comp.getPackageName())) 5429 || (action != null && sri.filter.matchAction(action))) { 5430 results.remove(j); 5431 if (DEBUG_INTENT_MATCHING) Log.v( 5432 TAG, "Removing duplicate item from " + j 5433 + " due to specific " + specificsPos); 5434 if (ri == null) { 5435 ri = sri; 5436 } 5437 j--; 5438 N--; 5439 } 5440 } 5441 5442 // Add this specific item to its proper place. 5443 if (ri == null) { 5444 ri = new ResolveInfo(); 5445 ri.activityInfo = ai; 5446 } 5447 results.add(specificsPos, ri); 5448 ri.specificIndex = i; 5449 specificsPos++; 5450 } 5451 } 5452 5453 // Now we go through the remaining generic results and remove any 5454 // duplicate actions that are found here. 5455 N = results.size(); 5456 for (int i=specificsPos; i<N-1; i++) { 5457 final ResolveInfo rii = results.get(i); 5458 if (rii.filter == null) { 5459 continue; 5460 } 5461 5462 // Iterate over all of the actions of this result's intent 5463 // filter... typically this should be just one. 5464 final Iterator<String> it = rii.filter.actionsIterator(); 5465 if (it == null) { 5466 continue; 5467 } 5468 while (it.hasNext()) { 5469 final String action = it.next(); 5470 if (resultsAction != null && resultsAction.equals(action)) { 5471 // If this action was explicitly requested, then don't 5472 // remove things that have it. 5473 continue; 5474 } 5475 for (int j=i+1; j<N; j++) { 5476 final ResolveInfo rij = results.get(j); 5477 if (rij.filter != null && rij.filter.hasAction(action)) { 5478 results.remove(j); 5479 if (DEBUG_INTENT_MATCHING) Log.v( 5480 TAG, "Removing duplicate item from " + j 5481 + " due to action " + action + " at " + i); 5482 j--; 5483 N--; 5484 } 5485 } 5486 } 5487 5488 // If the caller didn't request filter information, drop it now 5489 // so we don't have to marshall/unmarshall it. 5490 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5491 rii.filter = null; 5492 } 5493 } 5494 5495 // Filter out the caller activity if so requested. 5496 if (caller != null) { 5497 N = results.size(); 5498 for (int i=0; i<N; i++) { 5499 ActivityInfo ainfo = results.get(i).activityInfo; 5500 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5501 && caller.getClassName().equals(ainfo.name)) { 5502 results.remove(i); 5503 break; 5504 } 5505 } 5506 } 5507 5508 // If the caller didn't request filter information, 5509 // drop them now so we don't have to 5510 // marshall/unmarshall it. 5511 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5512 N = results.size(); 5513 for (int i=0; i<N; i++) { 5514 results.get(i).filter = null; 5515 } 5516 } 5517 5518 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5519 return results; 5520 } 5521 5522 @Override 5523 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5524 int userId) { 5525 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5526 flags = augmentFlagsForUser(flags, userId); 5527 ComponentName comp = intent.getComponent(); 5528 if (comp == null) { 5529 if (intent.getSelector() != null) { 5530 intent = intent.getSelector(); 5531 comp = intent.getComponent(); 5532 } 5533 } 5534 if (comp != null) { 5535 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5536 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5537 if (ai != null) { 5538 ResolveInfo ri = new ResolveInfo(); 5539 ri.activityInfo = ai; 5540 list.add(ri); 5541 } 5542 return list; 5543 } 5544 5545 // reader 5546 synchronized (mPackages) { 5547 String pkgName = intent.getPackage(); 5548 if (pkgName == null) { 5549 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5550 } 5551 final PackageParser.Package pkg = mPackages.get(pkgName); 5552 if (pkg != null) { 5553 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5554 userId); 5555 } 5556 return null; 5557 } 5558 } 5559 5560 @Override 5561 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5562 if (!sUserManager.exists(userId)) return null; 5563 flags = augmentFlagsForUser(flags, userId); 5564 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5565 if (query != null) { 5566 if (query.size() >= 1) { 5567 // If there is more than one service with the same priority, 5568 // just arbitrarily pick the first one. 5569 return query.get(0); 5570 } 5571 } 5572 return null; 5573 } 5574 5575 @Override 5576 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5577 int userId) { 5578 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5579 flags = augmentFlagsForUser(flags, userId); 5580 ComponentName comp = intent.getComponent(); 5581 if (comp == null) { 5582 if (intent.getSelector() != null) { 5583 intent = intent.getSelector(); 5584 comp = intent.getComponent(); 5585 } 5586 } 5587 if (comp != null) { 5588 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5589 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5590 if (si != null) { 5591 final ResolveInfo ri = new ResolveInfo(); 5592 ri.serviceInfo = si; 5593 list.add(ri); 5594 } 5595 return list; 5596 } 5597 5598 // reader 5599 synchronized (mPackages) { 5600 String pkgName = intent.getPackage(); 5601 if (pkgName == null) { 5602 return mServices.queryIntent(intent, resolvedType, flags, userId); 5603 } 5604 final PackageParser.Package pkg = mPackages.get(pkgName); 5605 if (pkg != null) { 5606 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5607 userId); 5608 } 5609 return null; 5610 } 5611 } 5612 5613 @Override 5614 public List<ResolveInfo> queryIntentContentProviders( 5615 Intent intent, String resolvedType, int flags, int userId) { 5616 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5617 flags = augmentFlagsForUser(flags, userId); 5618 ComponentName comp = intent.getComponent(); 5619 if (comp == null) { 5620 if (intent.getSelector() != null) { 5621 intent = intent.getSelector(); 5622 comp = intent.getComponent(); 5623 } 5624 } 5625 if (comp != null) { 5626 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5627 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5628 if (pi != null) { 5629 final ResolveInfo ri = new ResolveInfo(); 5630 ri.providerInfo = pi; 5631 list.add(ri); 5632 } 5633 return list; 5634 } 5635 5636 // reader 5637 synchronized (mPackages) { 5638 String pkgName = intent.getPackage(); 5639 if (pkgName == null) { 5640 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5641 } 5642 final PackageParser.Package pkg = mPackages.get(pkgName); 5643 if (pkg != null) { 5644 return mProviders.queryIntentForPackage( 5645 intent, resolvedType, flags, pkg.providers, userId); 5646 } 5647 return null; 5648 } 5649 } 5650 5651 @Override 5652 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5653 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5654 5655 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5656 5657 // writer 5658 synchronized (mPackages) { 5659 ArrayList<PackageInfo> list; 5660 if (listUninstalled) { 5661 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5662 for (PackageSetting ps : mSettings.mPackages.values()) { 5663 PackageInfo pi; 5664 if (ps.pkg != null) { 5665 pi = generatePackageInfo(ps.pkg, flags, userId); 5666 } else { 5667 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5668 } 5669 if (pi != null) { 5670 list.add(pi); 5671 } 5672 } 5673 } else { 5674 list = new ArrayList<PackageInfo>(mPackages.size()); 5675 for (PackageParser.Package p : mPackages.values()) { 5676 PackageInfo pi = generatePackageInfo(p, flags, userId); 5677 if (pi != null) { 5678 list.add(pi); 5679 } 5680 } 5681 } 5682 5683 return new ParceledListSlice<PackageInfo>(list); 5684 } 5685 } 5686 5687 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5688 String[] permissions, boolean[] tmp, int flags, int userId) { 5689 int numMatch = 0; 5690 final PermissionsState permissionsState = ps.getPermissionsState(); 5691 for (int i=0; i<permissions.length; i++) { 5692 final String permission = permissions[i]; 5693 if (permissionsState.hasPermission(permission, userId)) { 5694 tmp[i] = true; 5695 numMatch++; 5696 } else { 5697 tmp[i] = false; 5698 } 5699 } 5700 if (numMatch == 0) { 5701 return; 5702 } 5703 PackageInfo pi; 5704 if (ps.pkg != null) { 5705 pi = generatePackageInfo(ps.pkg, flags, userId); 5706 } else { 5707 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5708 } 5709 // The above might return null in cases of uninstalled apps or install-state 5710 // skew across users/profiles. 5711 if (pi != null) { 5712 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5713 if (numMatch == permissions.length) { 5714 pi.requestedPermissions = permissions; 5715 } else { 5716 pi.requestedPermissions = new String[numMatch]; 5717 numMatch = 0; 5718 for (int i=0; i<permissions.length; i++) { 5719 if (tmp[i]) { 5720 pi.requestedPermissions[numMatch] = permissions[i]; 5721 numMatch++; 5722 } 5723 } 5724 } 5725 } 5726 list.add(pi); 5727 } 5728 } 5729 5730 @Override 5731 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5732 String[] permissions, int flags, int userId) { 5733 if (!sUserManager.exists(userId)) return null; 5734 flags = augmentFlagsForUser(flags, userId); 5735 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5736 5737 // writer 5738 synchronized (mPackages) { 5739 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5740 boolean[] tmpBools = new boolean[permissions.length]; 5741 if (listUninstalled) { 5742 for (PackageSetting ps : mSettings.mPackages.values()) { 5743 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5744 } 5745 } else { 5746 for (PackageParser.Package pkg : mPackages.values()) { 5747 PackageSetting ps = (PackageSetting)pkg.mExtras; 5748 if (ps != null) { 5749 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5750 userId); 5751 } 5752 } 5753 } 5754 5755 return new ParceledListSlice<PackageInfo>(list); 5756 } 5757 } 5758 5759 @Override 5760 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5761 if (!sUserManager.exists(userId)) return null; 5762 flags = augmentFlagsForUser(flags, userId); 5763 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5764 5765 // writer 5766 synchronized (mPackages) { 5767 ArrayList<ApplicationInfo> list; 5768 if (listUninstalled) { 5769 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5770 for (PackageSetting ps : mSettings.mPackages.values()) { 5771 ApplicationInfo ai; 5772 if (ps.pkg != null) { 5773 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5774 ps.readUserState(userId), userId); 5775 } else { 5776 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5777 } 5778 if (ai != null) { 5779 list.add(ai); 5780 } 5781 } 5782 } else { 5783 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5784 for (PackageParser.Package p : mPackages.values()) { 5785 if (p.mExtras != null) { 5786 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5787 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5788 if (ai != null) { 5789 list.add(ai); 5790 } 5791 } 5792 } 5793 } 5794 5795 return new ParceledListSlice<ApplicationInfo>(list); 5796 } 5797 } 5798 5799 @Override 5800 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5801 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5802 "getEphemeralApplications"); 5803 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5804 "getEphemeralApplications"); 5805 synchronized (mPackages) { 5806 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5807 .getEphemeralApplicationsLPw(userId); 5808 if (ephemeralApps != null) { 5809 return new ParceledListSlice<>(ephemeralApps); 5810 } 5811 } 5812 return null; 5813 } 5814 5815 @Override 5816 public boolean isEphemeralApplication(String packageName, int userId) { 5817 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5818 "isEphemeral"); 5819 if (!isCallerSameApp(packageName)) { 5820 return false; 5821 } 5822 synchronized (mPackages) { 5823 PackageParser.Package pkg = mPackages.get(packageName); 5824 if (pkg != null) { 5825 return pkg.applicationInfo.isEphemeralApp(); 5826 } 5827 } 5828 return false; 5829 } 5830 5831 @Override 5832 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5833 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5834 "getCookie"); 5835 if (!isCallerSameApp(packageName)) { 5836 return null; 5837 } 5838 synchronized (mPackages) { 5839 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5840 packageName, userId); 5841 } 5842 } 5843 5844 @Override 5845 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5846 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5847 "setCookie"); 5848 if (!isCallerSameApp(packageName)) { 5849 return false; 5850 } 5851 synchronized (mPackages) { 5852 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5853 packageName, cookie, userId); 5854 } 5855 } 5856 5857 @Override 5858 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5859 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5860 "getEphemeralApplicationIcon"); 5861 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5862 "getEphemeralApplicationIcon"); 5863 synchronized (mPackages) { 5864 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5865 packageName, userId); 5866 } 5867 } 5868 5869 private boolean isCallerSameApp(String packageName) { 5870 PackageParser.Package pkg = mPackages.get(packageName); 5871 return pkg != null 5872 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5873 } 5874 5875 public List<ApplicationInfo> getPersistentApplications(int flags) { 5876 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5877 5878 // reader 5879 synchronized (mPackages) { 5880 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5881 final int userId = UserHandle.getCallingUserId(); 5882 while (i.hasNext()) { 5883 final PackageParser.Package p = i.next(); 5884 if (p.applicationInfo != null 5885 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5886 && (!mSafeMode || isSystemApp(p))) { 5887 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5888 if (ps != null) { 5889 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5890 ps.readUserState(userId), userId); 5891 if (ai != null) { 5892 finalList.add(ai); 5893 } 5894 } 5895 } 5896 } 5897 } 5898 5899 return finalList; 5900 } 5901 5902 @Override 5903 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5904 if (!sUserManager.exists(userId)) return null; 5905 flags = augmentFlagsForUser(flags, userId); 5906 // reader 5907 synchronized (mPackages) { 5908 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5909 PackageSetting ps = provider != null 5910 ? mSettings.mPackages.get(provider.owner.packageName) 5911 : null; 5912 return ps != null 5913 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5914 && (!mSafeMode || (provider.info.applicationInfo.flags 5915 &ApplicationInfo.FLAG_SYSTEM) != 0) 5916 ? PackageParser.generateProviderInfo(provider, flags, 5917 ps.readUserState(userId), userId) 5918 : null; 5919 } 5920 } 5921 5922 /** 5923 * @deprecated 5924 */ 5925 @Deprecated 5926 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5927 // reader 5928 synchronized (mPackages) { 5929 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5930 .entrySet().iterator(); 5931 final int userId = UserHandle.getCallingUserId(); 5932 while (i.hasNext()) { 5933 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5934 PackageParser.Provider p = entry.getValue(); 5935 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5936 5937 if (ps != null && p.syncable 5938 && (!mSafeMode || (p.info.applicationInfo.flags 5939 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5940 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5941 ps.readUserState(userId), userId); 5942 if (info != null) { 5943 outNames.add(entry.getKey()); 5944 outInfo.add(info); 5945 } 5946 } 5947 } 5948 } 5949 } 5950 5951 @Override 5952 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5953 int uid, int flags) { 5954 final int userId = processName != null ? UserHandle.getUserId(uid) 5955 : UserHandle.getCallingUserId(); 5956 if (!sUserManager.exists(userId)) return null; 5957 flags = augmentFlagsForUser(flags, userId); 5958 5959 ArrayList<ProviderInfo> finalList = null; 5960 // reader 5961 synchronized (mPackages) { 5962 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5963 while (i.hasNext()) { 5964 final PackageParser.Provider p = i.next(); 5965 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5966 if (ps != null && p.info.authority != null 5967 && (processName == null 5968 || (p.info.processName.equals(processName) 5969 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5970 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5971 && (!mSafeMode 5972 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5973 if (finalList == null) { 5974 finalList = new ArrayList<ProviderInfo>(3); 5975 } 5976 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5977 ps.readUserState(userId), userId); 5978 if (info != null) { 5979 finalList.add(info); 5980 } 5981 } 5982 } 5983 } 5984 5985 if (finalList != null) { 5986 Collections.sort(finalList, mProviderInitOrderSorter); 5987 return new ParceledListSlice<ProviderInfo>(finalList); 5988 } 5989 5990 return null; 5991 } 5992 5993 @Override 5994 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5995 int flags) { 5996 // reader 5997 synchronized (mPackages) { 5998 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5999 return PackageParser.generateInstrumentationInfo(i, flags); 6000 } 6001 } 6002 6003 @Override 6004 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6005 int flags) { 6006 ArrayList<InstrumentationInfo> finalList = 6007 new ArrayList<InstrumentationInfo>(); 6008 6009 // reader 6010 synchronized (mPackages) { 6011 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6012 while (i.hasNext()) { 6013 final PackageParser.Instrumentation p = i.next(); 6014 if (targetPackage == null 6015 || targetPackage.equals(p.info.targetPackage)) { 6016 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6017 flags); 6018 if (ii != null) { 6019 finalList.add(ii); 6020 } 6021 } 6022 } 6023 } 6024 6025 return finalList; 6026 } 6027 6028 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6029 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6030 if (overlays == null) { 6031 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6032 return; 6033 } 6034 for (PackageParser.Package opkg : overlays.values()) { 6035 // Not much to do if idmap fails: we already logged the error 6036 // and we certainly don't want to abort installation of pkg simply 6037 // because an overlay didn't fit properly. For these reasons, 6038 // ignore the return value of createIdmapForPackagePairLI. 6039 createIdmapForPackagePairLI(pkg, opkg); 6040 } 6041 } 6042 6043 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6044 PackageParser.Package opkg) { 6045 if (!opkg.mTrustedOverlay) { 6046 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6047 opkg.baseCodePath + ": overlay not trusted"); 6048 return false; 6049 } 6050 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6051 if (overlaySet == null) { 6052 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6053 opkg.baseCodePath + " but target package has no known overlays"); 6054 return false; 6055 } 6056 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6057 // TODO: generate idmap for split APKs 6058 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6059 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6060 + opkg.baseCodePath); 6061 return false; 6062 } 6063 PackageParser.Package[] overlayArray = 6064 overlaySet.values().toArray(new PackageParser.Package[0]); 6065 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6066 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6067 return p1.mOverlayPriority - p2.mOverlayPriority; 6068 } 6069 }; 6070 Arrays.sort(overlayArray, cmp); 6071 6072 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6073 int i = 0; 6074 for (PackageParser.Package p : overlayArray) { 6075 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6076 } 6077 return true; 6078 } 6079 6080 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6081 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6082 try { 6083 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6084 } finally { 6085 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6086 } 6087 } 6088 6089 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6090 final File[] files = dir.listFiles(); 6091 if (ArrayUtils.isEmpty(files)) { 6092 Log.d(TAG, "No files in app dir " + dir); 6093 return; 6094 } 6095 6096 if (DEBUG_PACKAGE_SCANNING) { 6097 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6098 + " flags=0x" + Integer.toHexString(parseFlags)); 6099 } 6100 6101 for (File file : files) { 6102 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6103 && !PackageInstallerService.isStageName(file.getName()); 6104 if (!isPackage) { 6105 // Ignore entries which are not packages 6106 continue; 6107 } 6108 try { 6109 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6110 scanFlags, currentTime, null); 6111 } catch (PackageManagerException e) { 6112 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6113 6114 // Delete invalid userdata apps 6115 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6116 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6117 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6118 if (file.isDirectory()) { 6119 mInstaller.rmPackageDir(file.getAbsolutePath()); 6120 } else { 6121 file.delete(); 6122 } 6123 } 6124 } 6125 } 6126 } 6127 6128 private static File getSettingsProblemFile() { 6129 File dataDir = Environment.getDataDirectory(); 6130 File systemDir = new File(dataDir, "system"); 6131 File fname = new File(systemDir, "uiderrors.txt"); 6132 return fname; 6133 } 6134 6135 static void reportSettingsProblem(int priority, String msg) { 6136 logCriticalInfo(priority, msg); 6137 } 6138 6139 static void logCriticalInfo(int priority, String msg) { 6140 Slog.println(priority, TAG, msg); 6141 EventLogTags.writePmCriticalInfo(msg); 6142 try { 6143 File fname = getSettingsProblemFile(); 6144 FileOutputStream out = new FileOutputStream(fname, true); 6145 PrintWriter pw = new FastPrintWriter(out); 6146 SimpleDateFormat formatter = new SimpleDateFormat(); 6147 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6148 pw.println(dateString + ": " + msg); 6149 pw.close(); 6150 FileUtils.setPermissions( 6151 fname.toString(), 6152 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6153 -1, -1); 6154 } catch (java.io.IOException e) { 6155 } 6156 } 6157 6158 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6159 PackageParser.Package pkg, File srcFile, int parseFlags) 6160 throws PackageManagerException { 6161 if (ps != null 6162 && ps.codePath.equals(srcFile) 6163 && ps.timeStamp == srcFile.lastModified() 6164 && !isCompatSignatureUpdateNeeded(pkg) 6165 && !isRecoverSignatureUpdateNeeded(pkg)) { 6166 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6167 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6168 ArraySet<PublicKey> signingKs; 6169 synchronized (mPackages) { 6170 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6171 } 6172 if (ps.signatures.mSignatures != null 6173 && ps.signatures.mSignatures.length != 0 6174 && signingKs != null) { 6175 // Optimization: reuse the existing cached certificates 6176 // if the package appears to be unchanged. 6177 pkg.mSignatures = ps.signatures.mSignatures; 6178 pkg.mSigningKeys = signingKs; 6179 return; 6180 } 6181 6182 Slog.w(TAG, "PackageSetting for " + ps.name 6183 + " is missing signatures. Collecting certs again to recover them."); 6184 } else { 6185 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6186 } 6187 6188 try { 6189 pp.collectCertificates(pkg, parseFlags); 6190 pp.collectManifestDigest(pkg); 6191 } catch (PackageParserException e) { 6192 throw PackageManagerException.from(e); 6193 } 6194 } 6195 6196 /** 6197 * Traces a package scan. 6198 * @see #scanPackageLI(File, int, int, long, UserHandle) 6199 */ 6200 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6201 long currentTime, UserHandle user) throws PackageManagerException { 6202 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6203 try { 6204 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6205 } finally { 6206 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6207 } 6208 } 6209 6210 /** 6211 * Scans a package and returns the newly parsed package. 6212 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6213 */ 6214 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6215 long currentTime, UserHandle user) throws PackageManagerException { 6216 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6217 parseFlags |= mDefParseFlags; 6218 PackageParser pp = new PackageParser(); 6219 pp.setSeparateProcesses(mSeparateProcesses); 6220 pp.setOnlyCoreApps(mOnlyCore); 6221 pp.setDisplayMetrics(mMetrics); 6222 6223 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6224 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6225 } 6226 6227 final PackageParser.Package pkg; 6228 try { 6229 pkg = pp.parsePackage(scanFile, parseFlags); 6230 } catch (PackageParserException e) { 6231 throw PackageManagerException.from(e); 6232 } 6233 6234 PackageSetting ps = null; 6235 PackageSetting updatedPkg; 6236 // reader 6237 synchronized (mPackages) { 6238 // Look to see if we already know about this package. 6239 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6240 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6241 // This package has been renamed to its original name. Let's 6242 // use that. 6243 ps = mSettings.peekPackageLPr(oldName); 6244 } 6245 // If there was no original package, see one for the real package name. 6246 if (ps == null) { 6247 ps = mSettings.peekPackageLPr(pkg.packageName); 6248 } 6249 // Check to see if this package could be hiding/updating a system 6250 // package. Must look for it either under the original or real 6251 // package name depending on our state. 6252 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6253 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6254 } 6255 boolean updatedPkgBetter = false; 6256 // First check if this is a system package that may involve an update 6257 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6258 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6259 // it needs to drop FLAG_PRIVILEGED. 6260 if (locationIsPrivileged(scanFile)) { 6261 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6262 } else { 6263 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6264 } 6265 6266 if (ps != null && !ps.codePath.equals(scanFile)) { 6267 // The path has changed from what was last scanned... check the 6268 // version of the new path against what we have stored to determine 6269 // what to do. 6270 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6271 if (pkg.mVersionCode <= ps.versionCode) { 6272 // The system package has been updated and the code path does not match 6273 // Ignore entry. Skip it. 6274 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6275 + " ignored: updated version " + ps.versionCode 6276 + " better than this " + pkg.mVersionCode); 6277 if (!updatedPkg.codePath.equals(scanFile)) { 6278 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6279 + ps.name + " changing from " + updatedPkg.codePathString 6280 + " to " + scanFile); 6281 updatedPkg.codePath = scanFile; 6282 updatedPkg.codePathString = scanFile.toString(); 6283 updatedPkg.resourcePath = scanFile; 6284 updatedPkg.resourcePathString = scanFile.toString(); 6285 } 6286 updatedPkg.pkg = pkg; 6287 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6288 "Package " + ps.name + " at " + scanFile 6289 + " ignored: updated version " + ps.versionCode 6290 + " better than this " + pkg.mVersionCode); 6291 } else { 6292 // The current app on the system partition is better than 6293 // what we have updated to on the data partition; switch 6294 // back to the system partition version. 6295 // At this point, its safely assumed that package installation for 6296 // apps in system partition will go through. If not there won't be a working 6297 // version of the app 6298 // writer 6299 synchronized (mPackages) { 6300 // Just remove the loaded entries from package lists. 6301 mPackages.remove(ps.name); 6302 } 6303 6304 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6305 + " reverting from " + ps.codePathString 6306 + ": new version " + pkg.mVersionCode 6307 + " better than installed " + ps.versionCode); 6308 6309 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6310 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6311 synchronized (mInstallLock) { 6312 args.cleanUpResourcesLI(); 6313 } 6314 synchronized (mPackages) { 6315 mSettings.enableSystemPackageLPw(ps.name); 6316 } 6317 updatedPkgBetter = true; 6318 } 6319 } 6320 } 6321 6322 if (updatedPkg != null) { 6323 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6324 // initially 6325 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6326 6327 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6328 // flag set initially 6329 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6330 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6331 } 6332 } 6333 6334 // Verify certificates against what was last scanned 6335 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6336 6337 /* 6338 * A new system app appeared, but we already had a non-system one of the 6339 * same name installed earlier. 6340 */ 6341 boolean shouldHideSystemApp = false; 6342 if (updatedPkg == null && ps != null 6343 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6344 /* 6345 * Check to make sure the signatures match first. If they don't, 6346 * wipe the installed application and its data. 6347 */ 6348 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6349 != PackageManager.SIGNATURE_MATCH) { 6350 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6351 + " signatures don't match existing userdata copy; removing"); 6352 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6353 ps = null; 6354 } else { 6355 /* 6356 * If the newly-added system app is an older version than the 6357 * already installed version, hide it. It will be scanned later 6358 * and re-added like an update. 6359 */ 6360 if (pkg.mVersionCode <= ps.versionCode) { 6361 shouldHideSystemApp = true; 6362 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6363 + " but new version " + pkg.mVersionCode + " better than installed " 6364 + ps.versionCode + "; hiding system"); 6365 } else { 6366 /* 6367 * The newly found system app is a newer version that the 6368 * one previously installed. Simply remove the 6369 * already-installed application and replace it with our own 6370 * while keeping the application data. 6371 */ 6372 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6373 + " reverting from " + ps.codePathString + ": new version " 6374 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6375 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6376 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6377 synchronized (mInstallLock) { 6378 args.cleanUpResourcesLI(); 6379 } 6380 } 6381 } 6382 } 6383 6384 // The apk is forward locked (not public) if its code and resources 6385 // are kept in different files. (except for app in either system or 6386 // vendor path). 6387 // TODO grab this value from PackageSettings 6388 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6389 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6390 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6391 } 6392 } 6393 6394 // TODO: extend to support forward-locked splits 6395 String resourcePath = null; 6396 String baseResourcePath = null; 6397 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6398 if (ps != null && ps.resourcePathString != null) { 6399 resourcePath = ps.resourcePathString; 6400 baseResourcePath = ps.resourcePathString; 6401 } else { 6402 // Should not happen at all. Just log an error. 6403 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6404 } 6405 } else { 6406 resourcePath = pkg.codePath; 6407 baseResourcePath = pkg.baseCodePath; 6408 } 6409 6410 // Set application objects path explicitly. 6411 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6412 pkg.applicationInfo.setCodePath(pkg.codePath); 6413 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6414 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6415 pkg.applicationInfo.setResourcePath(resourcePath); 6416 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6417 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6418 6419 // Note that we invoke the following method only if we are about to unpack an application 6420 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6421 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6422 6423 /* 6424 * If the system app should be overridden by a previously installed 6425 * data, hide the system app now and let the /data/app scan pick it up 6426 * again. 6427 */ 6428 if (shouldHideSystemApp) { 6429 synchronized (mPackages) { 6430 mSettings.disableSystemPackageLPw(pkg.packageName); 6431 } 6432 } 6433 6434 return scannedPkg; 6435 } 6436 6437 private static String fixProcessName(String defProcessName, 6438 String processName, int uid) { 6439 if (processName == null) { 6440 return defProcessName; 6441 } 6442 return processName; 6443 } 6444 6445 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6446 throws PackageManagerException { 6447 if (pkgSetting.signatures.mSignatures != null) { 6448 // Already existing package. Make sure signatures match 6449 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6450 == PackageManager.SIGNATURE_MATCH; 6451 if (!match) { 6452 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6453 == PackageManager.SIGNATURE_MATCH; 6454 } 6455 if (!match) { 6456 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6457 == PackageManager.SIGNATURE_MATCH; 6458 } 6459 if (!match) { 6460 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6461 + pkg.packageName + " signatures do not match the " 6462 + "previously installed version; ignoring!"); 6463 } 6464 } 6465 6466 // Check for shared user signatures 6467 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6468 // Already existing package. Make sure signatures match 6469 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6470 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6471 if (!match) { 6472 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6473 == PackageManager.SIGNATURE_MATCH; 6474 } 6475 if (!match) { 6476 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6477 == PackageManager.SIGNATURE_MATCH; 6478 } 6479 if (!match) { 6480 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6481 "Package " + pkg.packageName 6482 + " has no signatures that match those in shared user " 6483 + pkgSetting.sharedUser.name + "; ignoring!"); 6484 } 6485 } 6486 } 6487 6488 /** 6489 * Enforces that only the system UID or root's UID can call a method exposed 6490 * via Binder. 6491 * 6492 * @param message used as message if SecurityException is thrown 6493 * @throws SecurityException if the caller is not system or root 6494 */ 6495 private static final void enforceSystemOrRoot(String message) { 6496 final int uid = Binder.getCallingUid(); 6497 if (uid != Process.SYSTEM_UID && uid != 0) { 6498 throw new SecurityException(message); 6499 } 6500 } 6501 6502 @Override 6503 public void performFstrimIfNeeded() { 6504 enforceSystemOrRoot("Only the system can request fstrim"); 6505 6506 // Before everything else, see whether we need to fstrim. 6507 try { 6508 IMountService ms = PackageHelper.getMountService(); 6509 if (ms != null) { 6510 final boolean isUpgrade = isUpgrade(); 6511 boolean doTrim = isUpgrade; 6512 if (doTrim) { 6513 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6514 } else { 6515 final long interval = android.provider.Settings.Global.getLong( 6516 mContext.getContentResolver(), 6517 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6518 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6519 if (interval > 0) { 6520 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6521 if (timeSinceLast > interval) { 6522 doTrim = true; 6523 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6524 + "; running immediately"); 6525 } 6526 } 6527 } 6528 if (doTrim) { 6529 if (!isFirstBoot()) { 6530 try { 6531 ActivityManagerNative.getDefault().showBootMessage( 6532 mContext.getResources().getString( 6533 R.string.android_upgrading_fstrim), true); 6534 } catch (RemoteException e) { 6535 } 6536 } 6537 ms.runMaintenance(); 6538 } 6539 } else { 6540 Slog.e(TAG, "Mount service unavailable!"); 6541 } 6542 } catch (RemoteException e) { 6543 // Can't happen; MountService is local 6544 } 6545 } 6546 6547 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6548 List<ResolveInfo> ris = null; 6549 try { 6550 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6551 intent, null, 0, userId); 6552 } catch (RemoteException e) { 6553 } 6554 ArraySet<String> pkgNames = new ArraySet<String>(); 6555 if (ris != null) { 6556 for (ResolveInfo ri : ris) { 6557 pkgNames.add(ri.activityInfo.packageName); 6558 } 6559 } 6560 return pkgNames; 6561 } 6562 6563 @Override 6564 public void notifyPackageUse(String packageName) { 6565 synchronized (mPackages) { 6566 PackageParser.Package p = mPackages.get(packageName); 6567 if (p == null) { 6568 return; 6569 } 6570 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6571 } 6572 } 6573 6574 @Override 6575 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6576 return performDexOptTraced(packageName, instructionSet); 6577 } 6578 6579 public boolean performDexOpt(String packageName, String instructionSet) { 6580 return performDexOptTraced(packageName, instructionSet); 6581 } 6582 6583 private boolean performDexOptTraced(String packageName, String instructionSet) { 6584 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6585 try { 6586 return performDexOptInternal(packageName, instructionSet); 6587 } finally { 6588 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6589 } 6590 } 6591 6592 private boolean performDexOptInternal(String packageName, String instructionSet) { 6593 PackageParser.Package p; 6594 final String targetInstructionSet; 6595 synchronized (mPackages) { 6596 p = mPackages.get(packageName); 6597 if (p == null) { 6598 return false; 6599 } 6600 mPackageUsage.write(false); 6601 6602 targetInstructionSet = instructionSet != null ? instructionSet : 6603 getPrimaryInstructionSet(p.applicationInfo); 6604 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6605 return false; 6606 } 6607 } 6608 long callingId = Binder.clearCallingIdentity(); 6609 try { 6610 synchronized (mInstallLock) { 6611 final String[] instructionSets = new String[] { targetInstructionSet }; 6612 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6613 true /* inclDependencies */); 6614 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6615 } 6616 } finally { 6617 Binder.restoreCallingIdentity(callingId); 6618 } 6619 } 6620 6621 public ArraySet<String> getPackagesThatNeedDexOpt() { 6622 ArraySet<String> pkgs = null; 6623 synchronized (mPackages) { 6624 for (PackageParser.Package p : mPackages.values()) { 6625 if (DEBUG_DEXOPT) { 6626 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6627 } 6628 if (!p.mDexOptPerformed.isEmpty()) { 6629 continue; 6630 } 6631 if (pkgs == null) { 6632 pkgs = new ArraySet<String>(); 6633 } 6634 pkgs.add(p.packageName); 6635 } 6636 } 6637 return pkgs; 6638 } 6639 6640 public void shutdown() { 6641 mPackageUsage.write(true); 6642 } 6643 6644 @Override 6645 public void forceDexOpt(String packageName) { 6646 enforceSystemOrRoot("forceDexOpt"); 6647 6648 PackageParser.Package pkg; 6649 synchronized (mPackages) { 6650 pkg = mPackages.get(packageName); 6651 if (pkg == null) { 6652 throw new IllegalArgumentException("Missing package: " + packageName); 6653 } 6654 } 6655 6656 synchronized (mInstallLock) { 6657 final String[] instructionSets = new String[] { 6658 getPrimaryInstructionSet(pkg.applicationInfo) }; 6659 6660 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6661 6662 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6663 true /* inclDependencies */); 6664 6665 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6666 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6667 throw new IllegalStateException("Failed to dexopt: " + res); 6668 } 6669 } 6670 } 6671 6672 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6673 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6674 Slog.w(TAG, "Unable to update from " + oldPkg.name 6675 + " to " + newPkg.packageName 6676 + ": old package not in system partition"); 6677 return false; 6678 } else if (mPackages.get(oldPkg.name) != null) { 6679 Slog.w(TAG, "Unable to update from " + oldPkg.name 6680 + " to " + newPkg.packageName 6681 + ": old package still exists"); 6682 return false; 6683 } 6684 return true; 6685 } 6686 6687 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6688 throws PackageManagerException { 6689 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6690 if (res != 0) { 6691 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6692 "Failed to install " + packageName + ": " + res); 6693 } 6694 6695 final int[] users = sUserManager.getUserIds(); 6696 for (int user : users) { 6697 if (user != 0) { 6698 res = mInstaller.createUserData(volumeUuid, packageName, 6699 UserHandle.getUid(user, uid), user, seinfo); 6700 if (res != 0) { 6701 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6702 "Failed to createUserData " + packageName + ": " + res); 6703 } 6704 } 6705 } 6706 } 6707 6708 private int removeDataDirsLI(String volumeUuid, String packageName) { 6709 int[] users = sUserManager.getUserIds(); 6710 int res = 0; 6711 for (int user : users) { 6712 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6713 if (resInner < 0) { 6714 res = resInner; 6715 } 6716 } 6717 6718 return res; 6719 } 6720 6721 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6722 int[] users = sUserManager.getUserIds(); 6723 int res = 0; 6724 for (int user : users) { 6725 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6726 if (resInner < 0) { 6727 res = resInner; 6728 } 6729 } 6730 return res; 6731 } 6732 6733 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6734 PackageParser.Package changingLib) { 6735 if (file.path != null) { 6736 usesLibraryFiles.add(file.path); 6737 return; 6738 } 6739 PackageParser.Package p = mPackages.get(file.apk); 6740 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6741 // If we are doing this while in the middle of updating a library apk, 6742 // then we need to make sure to use that new apk for determining the 6743 // dependencies here. (We haven't yet finished committing the new apk 6744 // to the package manager state.) 6745 if (p == null || p.packageName.equals(changingLib.packageName)) { 6746 p = changingLib; 6747 } 6748 } 6749 if (p != null) { 6750 usesLibraryFiles.addAll(p.getAllCodePaths()); 6751 } 6752 } 6753 6754 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6755 PackageParser.Package changingLib) throws PackageManagerException { 6756 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6757 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6758 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6759 for (int i=0; i<N; i++) { 6760 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6761 if (file == null) { 6762 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6763 "Package " + pkg.packageName + " requires unavailable shared library " 6764 + pkg.usesLibraries.get(i) + "; failing!"); 6765 } 6766 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6767 } 6768 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6769 for (int i=0; i<N; i++) { 6770 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6771 if (file == null) { 6772 Slog.w(TAG, "Package " + pkg.packageName 6773 + " desires unavailable shared library " 6774 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6775 } else { 6776 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6777 } 6778 } 6779 N = usesLibraryFiles.size(); 6780 if (N > 0) { 6781 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6782 } else { 6783 pkg.usesLibraryFiles = null; 6784 } 6785 } 6786 } 6787 6788 private static boolean hasString(List<String> list, List<String> which) { 6789 if (list == null) { 6790 return false; 6791 } 6792 for (int i=list.size()-1; i>=0; i--) { 6793 for (int j=which.size()-1; j>=0; j--) { 6794 if (which.get(j).equals(list.get(i))) { 6795 return true; 6796 } 6797 } 6798 } 6799 return false; 6800 } 6801 6802 private void updateAllSharedLibrariesLPw() { 6803 for (PackageParser.Package pkg : mPackages.values()) { 6804 try { 6805 updateSharedLibrariesLPw(pkg, null); 6806 } catch (PackageManagerException e) { 6807 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6808 } 6809 } 6810 } 6811 6812 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6813 PackageParser.Package changingPkg) { 6814 ArrayList<PackageParser.Package> res = null; 6815 for (PackageParser.Package pkg : mPackages.values()) { 6816 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6817 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6818 if (res == null) { 6819 res = new ArrayList<PackageParser.Package>(); 6820 } 6821 res.add(pkg); 6822 try { 6823 updateSharedLibrariesLPw(pkg, changingPkg); 6824 } catch (PackageManagerException e) { 6825 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6826 } 6827 } 6828 } 6829 return res; 6830 } 6831 6832 /** 6833 * Derive the value of the {@code cpuAbiOverride} based on the provided 6834 * value and an optional stored value from the package settings. 6835 */ 6836 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6837 String cpuAbiOverride = null; 6838 6839 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6840 cpuAbiOverride = null; 6841 } else if (abiOverride != null) { 6842 cpuAbiOverride = abiOverride; 6843 } else if (settings != null) { 6844 cpuAbiOverride = settings.cpuAbiOverrideString; 6845 } 6846 6847 return cpuAbiOverride; 6848 } 6849 6850 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6851 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6852 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6853 try { 6854 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6855 } finally { 6856 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6857 } 6858 } 6859 6860 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6861 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6862 boolean success = false; 6863 try { 6864 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6865 currentTime, user); 6866 success = true; 6867 return res; 6868 } finally { 6869 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6870 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6871 } 6872 } 6873 } 6874 6875 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6876 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6877 final File scanFile = new File(pkg.codePath); 6878 if (pkg.applicationInfo.getCodePath() == null || 6879 pkg.applicationInfo.getResourcePath() == null) { 6880 // Bail out. The resource and code paths haven't been set. 6881 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6882 "Code and resource paths haven't been set correctly"); 6883 } 6884 6885 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6886 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6887 } else { 6888 // Only allow system apps to be flagged as core apps. 6889 pkg.coreApp = false; 6890 } 6891 6892 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6893 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6894 } 6895 6896 if (mCustomResolverComponentName != null && 6897 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6898 setUpCustomResolverActivity(pkg); 6899 } 6900 6901 if (pkg.packageName.equals("android")) { 6902 synchronized (mPackages) { 6903 if (mAndroidApplication != null) { 6904 Slog.w(TAG, "*************************************************"); 6905 Slog.w(TAG, "Core android package being redefined. Skipping."); 6906 Slog.w(TAG, " file=" + scanFile); 6907 Slog.w(TAG, "*************************************************"); 6908 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6909 "Core android package being redefined. Skipping."); 6910 } 6911 6912 // Set up information for our fall-back user intent resolution activity. 6913 mPlatformPackage = pkg; 6914 pkg.mVersionCode = mSdkVersion; 6915 mAndroidApplication = pkg.applicationInfo; 6916 6917 if (!mResolverReplaced) { 6918 mResolveActivity.applicationInfo = mAndroidApplication; 6919 mResolveActivity.name = ResolverActivity.class.getName(); 6920 mResolveActivity.packageName = mAndroidApplication.packageName; 6921 mResolveActivity.processName = "system:ui"; 6922 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6923 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6924 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6925 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6926 mResolveActivity.exported = true; 6927 mResolveActivity.enabled = true; 6928 mResolveInfo.activityInfo = mResolveActivity; 6929 mResolveInfo.priority = 0; 6930 mResolveInfo.preferredOrder = 0; 6931 mResolveInfo.match = 0; 6932 mResolveComponentName = new ComponentName( 6933 mAndroidApplication.packageName, mResolveActivity.name); 6934 } 6935 } 6936 } 6937 6938 if (DEBUG_PACKAGE_SCANNING) { 6939 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6940 Log.d(TAG, "Scanning package " + pkg.packageName); 6941 } 6942 6943 if (mPackages.containsKey(pkg.packageName) 6944 || mSharedLibraries.containsKey(pkg.packageName)) { 6945 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6946 "Application package " + pkg.packageName 6947 + " already installed. Skipping duplicate."); 6948 } 6949 6950 // If we're only installing presumed-existing packages, require that the 6951 // scanned APK is both already known and at the path previously established 6952 // for it. Previously unknown packages we pick up normally, but if we have an 6953 // a priori expectation about this package's install presence, enforce it. 6954 // With a singular exception for new system packages. When an OTA contains 6955 // a new system package, we allow the codepath to change from a system location 6956 // to the user-installed location. If we don't allow this change, any newer, 6957 // user-installed version of the application will be ignored. 6958 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6959 if (mExpectingBetter.containsKey(pkg.packageName)) { 6960 logCriticalInfo(Log.WARN, 6961 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6962 } else { 6963 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6964 if (known != null) { 6965 if (DEBUG_PACKAGE_SCANNING) { 6966 Log.d(TAG, "Examining " + pkg.codePath 6967 + " and requiring known paths " + known.codePathString 6968 + " & " + known.resourcePathString); 6969 } 6970 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6971 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6972 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6973 "Application package " + pkg.packageName 6974 + " found at " + pkg.applicationInfo.getCodePath() 6975 + " but expected at " + known.codePathString + "; ignoring."); 6976 } 6977 } 6978 } 6979 } 6980 6981 // Initialize package source and resource directories 6982 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6983 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6984 6985 SharedUserSetting suid = null; 6986 PackageSetting pkgSetting = null; 6987 6988 if (!isSystemApp(pkg)) { 6989 // Only system apps can use these features. 6990 pkg.mOriginalPackages = null; 6991 pkg.mRealPackage = null; 6992 pkg.mAdoptPermissions = null; 6993 } 6994 6995 // writer 6996 synchronized (mPackages) { 6997 if (pkg.mSharedUserId != null) { 6998 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6999 if (suid == null) { 7000 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7001 "Creating application package " + pkg.packageName 7002 + " for shared user failed"); 7003 } 7004 if (DEBUG_PACKAGE_SCANNING) { 7005 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7006 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7007 + "): packages=" + suid.packages); 7008 } 7009 } 7010 7011 // Check if we are renaming from an original package name. 7012 PackageSetting origPackage = null; 7013 String realName = null; 7014 if (pkg.mOriginalPackages != null) { 7015 // This package may need to be renamed to a previously 7016 // installed name. Let's check on that... 7017 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7018 if (pkg.mOriginalPackages.contains(renamed)) { 7019 // This package had originally been installed as the 7020 // original name, and we have already taken care of 7021 // transitioning to the new one. Just update the new 7022 // one to continue using the old name. 7023 realName = pkg.mRealPackage; 7024 if (!pkg.packageName.equals(renamed)) { 7025 // Callers into this function may have already taken 7026 // care of renaming the package; only do it here if 7027 // it is not already done. 7028 pkg.setPackageName(renamed); 7029 } 7030 7031 } else { 7032 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7033 if ((origPackage = mSettings.peekPackageLPr( 7034 pkg.mOriginalPackages.get(i))) != null) { 7035 // We do have the package already installed under its 7036 // original name... should we use it? 7037 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7038 // New package is not compatible with original. 7039 origPackage = null; 7040 continue; 7041 } else if (origPackage.sharedUser != null) { 7042 // Make sure uid is compatible between packages. 7043 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7044 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7045 + " to " + pkg.packageName + ": old uid " 7046 + origPackage.sharedUser.name 7047 + " differs from " + pkg.mSharedUserId); 7048 origPackage = null; 7049 continue; 7050 } 7051 } else { 7052 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7053 + pkg.packageName + " to old name " + origPackage.name); 7054 } 7055 break; 7056 } 7057 } 7058 } 7059 } 7060 7061 if (mTransferedPackages.contains(pkg.packageName)) { 7062 Slog.w(TAG, "Package " + pkg.packageName 7063 + " was transferred to another, but its .apk remains"); 7064 } 7065 7066 // Just create the setting, don't add it yet. For already existing packages 7067 // the PkgSetting exists already and doesn't have to be created. 7068 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7069 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7070 pkg.applicationInfo.primaryCpuAbi, 7071 pkg.applicationInfo.secondaryCpuAbi, 7072 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7073 user, false); 7074 if (pkgSetting == null) { 7075 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7076 "Creating application package " + pkg.packageName + " failed"); 7077 } 7078 7079 if (pkgSetting.origPackage != null) { 7080 // If we are first transitioning from an original package, 7081 // fix up the new package's name now. We need to do this after 7082 // looking up the package under its new name, so getPackageLP 7083 // can take care of fiddling things correctly. 7084 pkg.setPackageName(origPackage.name); 7085 7086 // File a report about this. 7087 String msg = "New package " + pkgSetting.realName 7088 + " renamed to replace old package " + pkgSetting.name; 7089 reportSettingsProblem(Log.WARN, msg); 7090 7091 // Make a note of it. 7092 mTransferedPackages.add(origPackage.name); 7093 7094 // No longer need to retain this. 7095 pkgSetting.origPackage = null; 7096 } 7097 7098 if (realName != null) { 7099 // Make a note of it. 7100 mTransferedPackages.add(pkg.packageName); 7101 } 7102 7103 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7104 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7105 } 7106 7107 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7108 // Check all shared libraries and map to their actual file path. 7109 // We only do this here for apps not on a system dir, because those 7110 // are the only ones that can fail an install due to this. We 7111 // will take care of the system apps by updating all of their 7112 // library paths after the scan is done. 7113 updateSharedLibrariesLPw(pkg, null); 7114 } 7115 7116 if (mFoundPolicyFile) { 7117 SELinuxMMAC.assignSeinfoValue(pkg); 7118 } 7119 7120 pkg.applicationInfo.uid = pkgSetting.appId; 7121 pkg.mExtras = pkgSetting; 7122 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7123 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7124 // We just determined the app is signed correctly, so bring 7125 // over the latest parsed certs. 7126 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7127 } else { 7128 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7129 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7130 "Package " + pkg.packageName + " upgrade keys do not match the " 7131 + "previously installed version"); 7132 } else { 7133 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7134 String msg = "System package " + pkg.packageName 7135 + " signature changed; retaining data."; 7136 reportSettingsProblem(Log.WARN, msg); 7137 } 7138 } 7139 } else { 7140 try { 7141 verifySignaturesLP(pkgSetting, pkg); 7142 // We just determined the app is signed correctly, so bring 7143 // over the latest parsed certs. 7144 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7145 } catch (PackageManagerException e) { 7146 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7147 throw e; 7148 } 7149 // The signature has changed, but this package is in the system 7150 // image... let's recover! 7151 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7152 // However... if this package is part of a shared user, but it 7153 // doesn't match the signature of the shared user, let's fail. 7154 // What this means is that you can't change the signatures 7155 // associated with an overall shared user, which doesn't seem all 7156 // that unreasonable. 7157 if (pkgSetting.sharedUser != null) { 7158 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7159 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7160 throw new PackageManagerException( 7161 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7162 "Signature mismatch for shared user : " 7163 + pkgSetting.sharedUser); 7164 } 7165 } 7166 // File a report about this. 7167 String msg = "System package " + pkg.packageName 7168 + " signature changed; retaining data."; 7169 reportSettingsProblem(Log.WARN, msg); 7170 } 7171 } 7172 // Verify that this new package doesn't have any content providers 7173 // that conflict with existing packages. Only do this if the 7174 // package isn't already installed, since we don't want to break 7175 // things that are installed. 7176 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7177 final int N = pkg.providers.size(); 7178 int i; 7179 for (i=0; i<N; i++) { 7180 PackageParser.Provider p = pkg.providers.get(i); 7181 if (p.info.authority != null) { 7182 String names[] = p.info.authority.split(";"); 7183 for (int j = 0; j < names.length; j++) { 7184 if (mProvidersByAuthority.containsKey(names[j])) { 7185 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7186 final String otherPackageName = 7187 ((other != null && other.getComponentName() != null) ? 7188 other.getComponentName().getPackageName() : "?"); 7189 throw new PackageManagerException( 7190 INSTALL_FAILED_CONFLICTING_PROVIDER, 7191 "Can't install because provider name " + names[j] 7192 + " (in package " + pkg.applicationInfo.packageName 7193 + ") is already used by " + otherPackageName); 7194 } 7195 } 7196 } 7197 } 7198 } 7199 7200 if (pkg.mAdoptPermissions != null) { 7201 // This package wants to adopt ownership of permissions from 7202 // another package. 7203 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7204 final String origName = pkg.mAdoptPermissions.get(i); 7205 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7206 if (orig != null) { 7207 if (verifyPackageUpdateLPr(orig, pkg)) { 7208 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7209 + pkg.packageName); 7210 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7211 } 7212 } 7213 } 7214 } 7215 } 7216 7217 final String pkgName = pkg.packageName; 7218 7219 final long scanFileTime = scanFile.lastModified(); 7220 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7221 pkg.applicationInfo.processName = fixProcessName( 7222 pkg.applicationInfo.packageName, 7223 pkg.applicationInfo.processName, 7224 pkg.applicationInfo.uid); 7225 7226 if (pkg != mPlatformPackage) { 7227 // This is a normal package, need to make its data directory. 7228 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7229 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7230 7231 boolean uidError = false; 7232 if (dataPath.exists()) { 7233 int currentUid = 0; 7234 try { 7235 StructStat stat = Os.stat(dataPath.getPath()); 7236 currentUid = stat.st_uid; 7237 } catch (ErrnoException e) { 7238 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7239 } 7240 7241 // If we have mismatched owners for the data path, we have a problem. 7242 if (currentUid != pkg.applicationInfo.uid) { 7243 boolean recovered = false; 7244 if (currentUid == 0) { 7245 // The directory somehow became owned by root. Wow. 7246 // This is probably because the system was stopped while 7247 // installd was in the middle of messing with its libs 7248 // directory. Ask installd to fix that. 7249 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7250 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7251 if (ret >= 0) { 7252 recovered = true; 7253 String msg = "Package " + pkg.packageName 7254 + " unexpectedly changed to uid 0; recovered to " + 7255 + pkg.applicationInfo.uid; 7256 reportSettingsProblem(Log.WARN, msg); 7257 } 7258 } 7259 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7260 || (scanFlags&SCAN_BOOTING) != 0)) { 7261 // If this is a system app, we can at least delete its 7262 // current data so the application will still work. 7263 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7264 if (ret >= 0) { 7265 // TODO: Kill the processes first 7266 // Old data gone! 7267 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7268 ? "System package " : "Third party package "; 7269 String msg = prefix + pkg.packageName 7270 + " has changed from uid: " 7271 + currentUid + " to " 7272 + pkg.applicationInfo.uid + "; old data erased"; 7273 reportSettingsProblem(Log.WARN, msg); 7274 recovered = true; 7275 } 7276 if (!recovered) { 7277 mHasSystemUidErrors = true; 7278 } 7279 } else if (!recovered) { 7280 // If we allow this install to proceed, we will be broken. 7281 // Abort, abort! 7282 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7283 "scanPackageLI"); 7284 } 7285 if (!recovered) { 7286 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7287 + pkg.applicationInfo.uid + "/fs_" 7288 + currentUid; 7289 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7290 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7291 String msg = "Package " + pkg.packageName 7292 + " has mismatched uid: " 7293 + currentUid + " on disk, " 7294 + pkg.applicationInfo.uid + " in settings"; 7295 // writer 7296 synchronized (mPackages) { 7297 mSettings.mReadMessages.append(msg); 7298 mSettings.mReadMessages.append('\n'); 7299 uidError = true; 7300 if (!pkgSetting.uidError) { 7301 reportSettingsProblem(Log.ERROR, msg); 7302 } 7303 } 7304 } 7305 } 7306 7307 // Ensure that directories are prepared 7308 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7309 pkg.applicationInfo.seinfo); 7310 7311 if (mShouldRestoreconData) { 7312 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7313 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7314 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7315 } 7316 } else { 7317 if (DEBUG_PACKAGE_SCANNING) { 7318 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7319 Log.v(TAG, "Want this data dir: " + dataPath); 7320 } 7321 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7322 pkg.applicationInfo.seinfo); 7323 } 7324 7325 // Get all of our default paths setup 7326 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7327 7328 pkgSetting.uidError = uidError; 7329 } 7330 7331 final String path = scanFile.getPath(); 7332 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7333 7334 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7335 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7336 7337 // Some system apps still use directory structure for native libraries 7338 // in which case we might end up not detecting abi solely based on apk 7339 // structure. Try to detect abi based on directory structure. 7340 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7341 pkg.applicationInfo.primaryCpuAbi == null) { 7342 setBundledAppAbisAndRoots(pkg, pkgSetting); 7343 setNativeLibraryPaths(pkg); 7344 } 7345 7346 } else { 7347 if ((scanFlags & SCAN_MOVE) != 0) { 7348 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7349 // but we already have this packages package info in the PackageSetting. We just 7350 // use that and derive the native library path based on the new codepath. 7351 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7352 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7353 } 7354 7355 // Set native library paths again. For moves, the path will be updated based on the 7356 // ABIs we've determined above. For non-moves, the path will be updated based on the 7357 // ABIs we determined during compilation, but the path will depend on the final 7358 // package path (after the rename away from the stage path). 7359 setNativeLibraryPaths(pkg); 7360 } 7361 7362 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7363 final int[] userIds = sUserManager.getUserIds(); 7364 synchronized (mInstallLock) { 7365 // Make sure all user data directories are ready to roll; we're okay 7366 // if they already exist 7367 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7368 for (int userId : userIds) { 7369 if (userId != UserHandle.USER_SYSTEM) { 7370 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7371 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7372 pkg.applicationInfo.seinfo); 7373 } 7374 } 7375 } 7376 7377 // Create a native library symlink only if we have native libraries 7378 // and if the native libraries are 32 bit libraries. We do not provide 7379 // this symlink for 64 bit libraries. 7380 if (pkg.applicationInfo.primaryCpuAbi != null && 7381 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7382 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7383 try { 7384 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7385 for (int userId : userIds) { 7386 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7387 nativeLibPath, userId) < 0) { 7388 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7389 "Failed linking native library dir (user=" + userId + ")"); 7390 } 7391 } 7392 } finally { 7393 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7394 } 7395 } 7396 } 7397 7398 // This is a special case for the "system" package, where the ABI is 7399 // dictated by the zygote configuration (and init.rc). We should keep track 7400 // of this ABI so that we can deal with "normal" applications that run under 7401 // the same UID correctly. 7402 if (mPlatformPackage == pkg) { 7403 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7404 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7405 } 7406 7407 // If there's a mismatch between the abi-override in the package setting 7408 // and the abiOverride specified for the install. Warn about this because we 7409 // would've already compiled the app without taking the package setting into 7410 // account. 7411 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7412 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7413 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7414 " for package: " + pkg.packageName); 7415 } 7416 } 7417 7418 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7419 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7420 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7421 7422 // Copy the derived override back to the parsed package, so that we can 7423 // update the package settings accordingly. 7424 pkg.cpuAbiOverride = cpuAbiOverride; 7425 7426 if (DEBUG_ABI_SELECTION) { 7427 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7428 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7429 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7430 } 7431 7432 // Push the derived path down into PackageSettings so we know what to 7433 // clean up at uninstall time. 7434 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7435 7436 if (DEBUG_ABI_SELECTION) { 7437 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7438 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7439 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7440 } 7441 7442 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7443 // We don't do this here during boot because we can do it all 7444 // at once after scanning all existing packages. 7445 // 7446 // We also do this *before* we perform dexopt on this package, so that 7447 // we can avoid redundant dexopts, and also to make sure we've got the 7448 // code and package path correct. 7449 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7450 pkg, true /* boot complete */); 7451 } 7452 7453 if (mFactoryTest && pkg.requestedPermissions.contains( 7454 android.Manifest.permission.FACTORY_TEST)) { 7455 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7456 } 7457 7458 ArrayList<PackageParser.Package> clientLibPkgs = null; 7459 7460 // writer 7461 synchronized (mPackages) { 7462 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7463 // Only system apps can add new shared libraries. 7464 if (pkg.libraryNames != null) { 7465 for (int i=0; i<pkg.libraryNames.size(); i++) { 7466 String name = pkg.libraryNames.get(i); 7467 boolean allowed = false; 7468 if (pkg.isUpdatedSystemApp()) { 7469 // New library entries can only be added through the 7470 // system image. This is important to get rid of a lot 7471 // of nasty edge cases: for example if we allowed a non- 7472 // system update of the app to add a library, then uninstalling 7473 // the update would make the library go away, and assumptions 7474 // we made such as through app install filtering would now 7475 // have allowed apps on the device which aren't compatible 7476 // with it. Better to just have the restriction here, be 7477 // conservative, and create many fewer cases that can negatively 7478 // impact the user experience. 7479 final PackageSetting sysPs = mSettings 7480 .getDisabledSystemPkgLPr(pkg.packageName); 7481 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7482 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7483 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7484 allowed = true; 7485 break; 7486 } 7487 } 7488 } 7489 } else { 7490 allowed = true; 7491 } 7492 if (allowed) { 7493 if (!mSharedLibraries.containsKey(name)) { 7494 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7495 } else if (!name.equals(pkg.packageName)) { 7496 Slog.w(TAG, "Package " + pkg.packageName + " library " 7497 + name + " already exists; skipping"); 7498 } 7499 } else { 7500 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7501 + name + " that is not declared on system image; skipping"); 7502 } 7503 } 7504 if ((scanFlags & SCAN_BOOTING) == 0) { 7505 // If we are not booting, we need to update any applications 7506 // that are clients of our shared library. If we are booting, 7507 // this will all be done once the scan is complete. 7508 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7509 } 7510 } 7511 } 7512 } 7513 7514 // Request the ActivityManager to kill the process(only for existing packages) 7515 // so that we do not end up in a confused state while the user is still using the older 7516 // version of the application while the new one gets installed. 7517 if ((scanFlags & SCAN_REPLACING) != 0) { 7518 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7519 7520 killApplication(pkg.applicationInfo.packageName, 7521 pkg.applicationInfo.uid, "replace pkg"); 7522 7523 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7524 } 7525 7526 // Also need to kill any apps that are dependent on the library. 7527 if (clientLibPkgs != null) { 7528 for (int i=0; i<clientLibPkgs.size(); i++) { 7529 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7530 killApplication(clientPkg.applicationInfo.packageName, 7531 clientPkg.applicationInfo.uid, "update lib"); 7532 } 7533 } 7534 7535 // Make sure we're not adding any bogus keyset info 7536 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7537 ksms.assertScannedPackageValid(pkg); 7538 7539 // writer 7540 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7541 7542 boolean createIdmapFailed = false; 7543 synchronized (mPackages) { 7544 // We don't expect installation to fail beyond this point 7545 7546 // Add the new setting to mSettings 7547 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7548 // Add the new setting to mPackages 7549 mPackages.put(pkg.applicationInfo.packageName, pkg); 7550 // Make sure we don't accidentally delete its data. 7551 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7552 while (iter.hasNext()) { 7553 PackageCleanItem item = iter.next(); 7554 if (pkgName.equals(item.packageName)) { 7555 iter.remove(); 7556 } 7557 } 7558 7559 // Take care of first install / last update times. 7560 if (currentTime != 0) { 7561 if (pkgSetting.firstInstallTime == 0) { 7562 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7563 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7564 pkgSetting.lastUpdateTime = currentTime; 7565 } 7566 } else if (pkgSetting.firstInstallTime == 0) { 7567 // We need *something*. Take time time stamp of the file. 7568 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7569 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7570 if (scanFileTime != pkgSetting.timeStamp) { 7571 // A package on the system image has changed; consider this 7572 // to be an update. 7573 pkgSetting.lastUpdateTime = scanFileTime; 7574 } 7575 } 7576 7577 // Add the package's KeySets to the global KeySetManagerService 7578 ksms.addScannedPackageLPw(pkg); 7579 7580 int N = pkg.providers.size(); 7581 StringBuilder r = null; 7582 int i; 7583 for (i=0; i<N; i++) { 7584 PackageParser.Provider p = pkg.providers.get(i); 7585 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7586 p.info.processName, pkg.applicationInfo.uid); 7587 mProviders.addProvider(p); 7588 p.syncable = p.info.isSyncable; 7589 if (p.info.authority != null) { 7590 String names[] = p.info.authority.split(";"); 7591 p.info.authority = null; 7592 for (int j = 0; j < names.length; j++) { 7593 if (j == 1 && p.syncable) { 7594 // We only want the first authority for a provider to possibly be 7595 // syncable, so if we already added this provider using a different 7596 // authority clear the syncable flag. We copy the provider before 7597 // changing it because the mProviders object contains a reference 7598 // to a provider that we don't want to change. 7599 // Only do this for the second authority since the resulting provider 7600 // object can be the same for all future authorities for this provider. 7601 p = new PackageParser.Provider(p); 7602 p.syncable = false; 7603 } 7604 if (!mProvidersByAuthority.containsKey(names[j])) { 7605 mProvidersByAuthority.put(names[j], p); 7606 if (p.info.authority == null) { 7607 p.info.authority = names[j]; 7608 } else { 7609 p.info.authority = p.info.authority + ";" + names[j]; 7610 } 7611 if (DEBUG_PACKAGE_SCANNING) { 7612 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7613 Log.d(TAG, "Registered content provider: " + names[j] 7614 + ", className = " + p.info.name + ", isSyncable = " 7615 + p.info.isSyncable); 7616 } 7617 } else { 7618 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7619 Slog.w(TAG, "Skipping provider name " + names[j] + 7620 " (in package " + pkg.applicationInfo.packageName + 7621 "): name already used by " 7622 + ((other != null && other.getComponentName() != null) 7623 ? other.getComponentName().getPackageName() : "?")); 7624 } 7625 } 7626 } 7627 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7628 if (r == null) { 7629 r = new StringBuilder(256); 7630 } else { 7631 r.append(' '); 7632 } 7633 r.append(p.info.name); 7634 } 7635 } 7636 if (r != null) { 7637 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7638 } 7639 7640 N = pkg.services.size(); 7641 r = null; 7642 for (i=0; i<N; i++) { 7643 PackageParser.Service s = pkg.services.get(i); 7644 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7645 s.info.processName, pkg.applicationInfo.uid); 7646 mServices.addService(s); 7647 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7648 if (r == null) { 7649 r = new StringBuilder(256); 7650 } else { 7651 r.append(' '); 7652 } 7653 r.append(s.info.name); 7654 } 7655 } 7656 if (r != null) { 7657 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7658 } 7659 7660 N = pkg.receivers.size(); 7661 r = null; 7662 for (i=0; i<N; i++) { 7663 PackageParser.Activity a = pkg.receivers.get(i); 7664 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7665 a.info.processName, pkg.applicationInfo.uid); 7666 mReceivers.addActivity(a, "receiver"); 7667 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7668 if (r == null) { 7669 r = new StringBuilder(256); 7670 } else { 7671 r.append(' '); 7672 } 7673 r.append(a.info.name); 7674 } 7675 } 7676 if (r != null) { 7677 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7678 } 7679 7680 N = pkg.activities.size(); 7681 r = null; 7682 for (i=0; i<N; i++) { 7683 PackageParser.Activity a = pkg.activities.get(i); 7684 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7685 a.info.processName, pkg.applicationInfo.uid); 7686 mActivities.addActivity(a, "activity"); 7687 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7688 if (r == null) { 7689 r = new StringBuilder(256); 7690 } else { 7691 r.append(' '); 7692 } 7693 r.append(a.info.name); 7694 } 7695 } 7696 if (r != null) { 7697 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7698 } 7699 7700 N = pkg.permissionGroups.size(); 7701 r = null; 7702 for (i=0; i<N; i++) { 7703 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7704 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7705 if (cur == null) { 7706 mPermissionGroups.put(pg.info.name, pg); 7707 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7708 if (r == null) { 7709 r = new StringBuilder(256); 7710 } else { 7711 r.append(' '); 7712 } 7713 r.append(pg.info.name); 7714 } 7715 } else { 7716 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7717 + pg.info.packageName + " ignored: original from " 7718 + cur.info.packageName); 7719 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7720 if (r == null) { 7721 r = new StringBuilder(256); 7722 } else { 7723 r.append(' '); 7724 } 7725 r.append("DUP:"); 7726 r.append(pg.info.name); 7727 } 7728 } 7729 } 7730 if (r != null) { 7731 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7732 } 7733 7734 N = pkg.permissions.size(); 7735 r = null; 7736 for (i=0; i<N; i++) { 7737 PackageParser.Permission p = pkg.permissions.get(i); 7738 7739 // Assume by default that we did not install this permission into the system. 7740 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7741 7742 // Now that permission groups have a special meaning, we ignore permission 7743 // groups for legacy apps to prevent unexpected behavior. In particular, 7744 // permissions for one app being granted to someone just becuase they happen 7745 // to be in a group defined by another app (before this had no implications). 7746 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7747 p.group = mPermissionGroups.get(p.info.group); 7748 // Warn for a permission in an unknown group. 7749 if (p.info.group != null && p.group == null) { 7750 Slog.w(TAG, "Permission " + p.info.name + " from package " 7751 + p.info.packageName + " in an unknown group " + p.info.group); 7752 } 7753 } 7754 7755 ArrayMap<String, BasePermission> permissionMap = 7756 p.tree ? mSettings.mPermissionTrees 7757 : mSettings.mPermissions; 7758 BasePermission bp = permissionMap.get(p.info.name); 7759 7760 // Allow system apps to redefine non-system permissions 7761 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7762 final boolean currentOwnerIsSystem = (bp.perm != null 7763 && isSystemApp(bp.perm.owner)); 7764 if (isSystemApp(p.owner)) { 7765 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7766 // It's a built-in permission and no owner, take ownership now 7767 bp.packageSetting = pkgSetting; 7768 bp.perm = p; 7769 bp.uid = pkg.applicationInfo.uid; 7770 bp.sourcePackage = p.info.packageName; 7771 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7772 } else if (!currentOwnerIsSystem) { 7773 String msg = "New decl " + p.owner + " of permission " 7774 + p.info.name + " is system; overriding " + bp.sourcePackage; 7775 reportSettingsProblem(Log.WARN, msg); 7776 bp = null; 7777 } 7778 } 7779 } 7780 7781 if (bp == null) { 7782 bp = new BasePermission(p.info.name, p.info.packageName, 7783 BasePermission.TYPE_NORMAL); 7784 permissionMap.put(p.info.name, bp); 7785 } 7786 7787 if (bp.perm == null) { 7788 if (bp.sourcePackage == null 7789 || bp.sourcePackage.equals(p.info.packageName)) { 7790 BasePermission tree = findPermissionTreeLP(p.info.name); 7791 if (tree == null 7792 || tree.sourcePackage.equals(p.info.packageName)) { 7793 bp.packageSetting = pkgSetting; 7794 bp.perm = p; 7795 bp.uid = pkg.applicationInfo.uid; 7796 bp.sourcePackage = p.info.packageName; 7797 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7798 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7799 if (r == null) { 7800 r = new StringBuilder(256); 7801 } else { 7802 r.append(' '); 7803 } 7804 r.append(p.info.name); 7805 } 7806 } else { 7807 Slog.w(TAG, "Permission " + p.info.name + " from package " 7808 + p.info.packageName + " ignored: base tree " 7809 + tree.name + " is from package " 7810 + tree.sourcePackage); 7811 } 7812 } else { 7813 Slog.w(TAG, "Permission " + p.info.name + " from package " 7814 + p.info.packageName + " ignored: original from " 7815 + bp.sourcePackage); 7816 } 7817 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7818 if (r == null) { 7819 r = new StringBuilder(256); 7820 } else { 7821 r.append(' '); 7822 } 7823 r.append("DUP:"); 7824 r.append(p.info.name); 7825 } 7826 if (bp.perm == p) { 7827 bp.protectionLevel = p.info.protectionLevel; 7828 } 7829 } 7830 7831 if (r != null) { 7832 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7833 } 7834 7835 N = pkg.instrumentation.size(); 7836 r = null; 7837 for (i=0; i<N; i++) { 7838 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7839 a.info.packageName = pkg.applicationInfo.packageName; 7840 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7841 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7842 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7843 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7844 a.info.dataDir = pkg.applicationInfo.dataDir; 7845 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7846 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7847 7848 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7849 // need other information about the application, like the ABI and what not ? 7850 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7851 mInstrumentation.put(a.getComponentName(), a); 7852 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7853 if (r == null) { 7854 r = new StringBuilder(256); 7855 } else { 7856 r.append(' '); 7857 } 7858 r.append(a.info.name); 7859 } 7860 } 7861 if (r != null) { 7862 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7863 } 7864 7865 if (pkg.protectedBroadcasts != null) { 7866 N = pkg.protectedBroadcasts.size(); 7867 for (i=0; i<N; i++) { 7868 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7869 } 7870 } 7871 7872 pkgSetting.setTimeStamp(scanFileTime); 7873 7874 // Create idmap files for pairs of (packages, overlay packages). 7875 // Note: "android", ie framework-res.apk, is handled by native layers. 7876 if (pkg.mOverlayTarget != null) { 7877 // This is an overlay package. 7878 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7879 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7880 mOverlays.put(pkg.mOverlayTarget, 7881 new ArrayMap<String, PackageParser.Package>()); 7882 } 7883 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7884 map.put(pkg.packageName, pkg); 7885 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7886 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7887 createIdmapFailed = true; 7888 } 7889 } 7890 } else if (mOverlays.containsKey(pkg.packageName) && 7891 !pkg.packageName.equals("android")) { 7892 // This is a regular package, with one or more known overlay packages. 7893 createIdmapsForPackageLI(pkg); 7894 } 7895 } 7896 7897 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7898 7899 if (createIdmapFailed) { 7900 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7901 "scanPackageLI failed to createIdmap"); 7902 } 7903 return pkg; 7904 } 7905 7906 /** 7907 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7908 * is derived purely on the basis of the contents of {@code scanFile} and 7909 * {@code cpuAbiOverride}. 7910 * 7911 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7912 */ 7913 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7914 String cpuAbiOverride, boolean extractLibs) 7915 throws PackageManagerException { 7916 // TODO: We can probably be smarter about this stuff. For installed apps, 7917 // we can calculate this information at install time once and for all. For 7918 // system apps, we can probably assume that this information doesn't change 7919 // after the first boot scan. As things stand, we do lots of unnecessary work. 7920 7921 // Give ourselves some initial paths; we'll come back for another 7922 // pass once we've determined ABI below. 7923 setNativeLibraryPaths(pkg); 7924 7925 // We would never need to extract libs for forward-locked and external packages, 7926 // since the container service will do it for us. We shouldn't attempt to 7927 // extract libs from system app when it was not updated. 7928 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7929 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7930 extractLibs = false; 7931 } 7932 7933 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7934 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7935 7936 NativeLibraryHelper.Handle handle = null; 7937 try { 7938 handle = NativeLibraryHelper.Handle.create(pkg); 7939 // TODO(multiArch): This can be null for apps that didn't go through the 7940 // usual installation process. We can calculate it again, like we 7941 // do during install time. 7942 // 7943 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7944 // unnecessary. 7945 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7946 7947 // Null out the abis so that they can be recalculated. 7948 pkg.applicationInfo.primaryCpuAbi = null; 7949 pkg.applicationInfo.secondaryCpuAbi = null; 7950 if (isMultiArch(pkg.applicationInfo)) { 7951 // Warn if we've set an abiOverride for multi-lib packages.. 7952 // By definition, we need to copy both 32 and 64 bit libraries for 7953 // such packages. 7954 if (pkg.cpuAbiOverride != null 7955 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7956 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7957 } 7958 7959 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7960 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7961 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7962 if (extractLibs) { 7963 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7964 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7965 useIsaSpecificSubdirs); 7966 } else { 7967 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7968 } 7969 } 7970 7971 maybeThrowExceptionForMultiArchCopy( 7972 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7973 7974 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7975 if (extractLibs) { 7976 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7977 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7978 useIsaSpecificSubdirs); 7979 } else { 7980 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7981 } 7982 } 7983 7984 maybeThrowExceptionForMultiArchCopy( 7985 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7986 7987 if (abi64 >= 0) { 7988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7989 } 7990 7991 if (abi32 >= 0) { 7992 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7993 if (abi64 >= 0) { 7994 pkg.applicationInfo.secondaryCpuAbi = abi; 7995 } else { 7996 pkg.applicationInfo.primaryCpuAbi = abi; 7997 } 7998 } 7999 } else { 8000 String[] abiList = (cpuAbiOverride != null) ? 8001 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8002 8003 // Enable gross and lame hacks for apps that are built with old 8004 // SDK tools. We must scan their APKs for renderscript bitcode and 8005 // not launch them if it's present. Don't bother checking on devices 8006 // that don't have 64 bit support. 8007 boolean needsRenderScriptOverride = false; 8008 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8009 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8010 abiList = Build.SUPPORTED_32_BIT_ABIS; 8011 needsRenderScriptOverride = true; 8012 } 8013 8014 final int copyRet; 8015 if (extractLibs) { 8016 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8017 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8018 } else { 8019 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8020 } 8021 8022 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8023 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8024 "Error unpackaging native libs for app, errorCode=" + copyRet); 8025 } 8026 8027 if (copyRet >= 0) { 8028 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8029 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8030 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8031 } else if (needsRenderScriptOverride) { 8032 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8033 } 8034 } 8035 } catch (IOException ioe) { 8036 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8037 } finally { 8038 IoUtils.closeQuietly(handle); 8039 } 8040 8041 // Now that we've calculated the ABIs and determined if it's an internal app, 8042 // we will go ahead and populate the nativeLibraryPath. 8043 setNativeLibraryPaths(pkg); 8044 } 8045 8046 /** 8047 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8048 * i.e, so that all packages can be run inside a single process if required. 8049 * 8050 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8051 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8052 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8053 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8054 * updating a package that belongs to a shared user. 8055 * 8056 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8057 * adds unnecessary complexity. 8058 */ 8059 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8060 PackageParser.Package scannedPackage, boolean bootComplete) { 8061 String requiredInstructionSet = null; 8062 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8063 requiredInstructionSet = VMRuntime.getInstructionSet( 8064 scannedPackage.applicationInfo.primaryCpuAbi); 8065 } 8066 8067 PackageSetting requirer = null; 8068 for (PackageSetting ps : packagesForUser) { 8069 // If packagesForUser contains scannedPackage, we skip it. This will happen 8070 // when scannedPackage is an update of an existing package. Without this check, 8071 // we will never be able to change the ABI of any package belonging to a shared 8072 // user, even if it's compatible with other packages. 8073 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8074 if (ps.primaryCpuAbiString == null) { 8075 continue; 8076 } 8077 8078 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8079 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8080 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8081 // this but there's not much we can do. 8082 String errorMessage = "Instruction set mismatch, " 8083 + ((requirer == null) ? "[caller]" : requirer) 8084 + " requires " + requiredInstructionSet + " whereas " + ps 8085 + " requires " + instructionSet; 8086 Slog.w(TAG, errorMessage); 8087 } 8088 8089 if (requiredInstructionSet == null) { 8090 requiredInstructionSet = instructionSet; 8091 requirer = ps; 8092 } 8093 } 8094 } 8095 8096 if (requiredInstructionSet != null) { 8097 String adjustedAbi; 8098 if (requirer != null) { 8099 // requirer != null implies that either scannedPackage was null or that scannedPackage 8100 // did not require an ABI, in which case we have to adjust scannedPackage to match 8101 // the ABI of the set (which is the same as requirer's ABI) 8102 adjustedAbi = requirer.primaryCpuAbiString; 8103 if (scannedPackage != null) { 8104 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8105 } 8106 } else { 8107 // requirer == null implies that we're updating all ABIs in the set to 8108 // match scannedPackage. 8109 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8110 } 8111 8112 for (PackageSetting ps : packagesForUser) { 8113 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8114 if (ps.primaryCpuAbiString != null) { 8115 continue; 8116 } 8117 8118 ps.primaryCpuAbiString = adjustedAbi; 8119 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8120 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8121 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8122 mInstaller.rmdex(ps.codePathString, 8123 getDexCodeInstructionSet(getPreferredInstructionSet())); 8124 } 8125 } 8126 } 8127 } 8128 } 8129 8130 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8131 synchronized (mPackages) { 8132 mResolverReplaced = true; 8133 // Set up information for custom user intent resolution activity. 8134 mResolveActivity.applicationInfo = pkg.applicationInfo; 8135 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8136 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8137 mResolveActivity.processName = pkg.applicationInfo.packageName; 8138 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8139 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8140 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8141 mResolveActivity.theme = 0; 8142 mResolveActivity.exported = true; 8143 mResolveActivity.enabled = true; 8144 mResolveInfo.activityInfo = mResolveActivity; 8145 mResolveInfo.priority = 0; 8146 mResolveInfo.preferredOrder = 0; 8147 mResolveInfo.match = 0; 8148 mResolveComponentName = mCustomResolverComponentName; 8149 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8150 mResolveComponentName); 8151 } 8152 } 8153 8154 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8155 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8156 8157 // Set up information for ephemeral installer activity 8158 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8159 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8160 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8161 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8162 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8163 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8164 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8165 mEphemeralInstallerActivity.theme = 0; 8166 mEphemeralInstallerActivity.exported = true; 8167 mEphemeralInstallerActivity.enabled = true; 8168 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8169 mEphemeralInstallerInfo.priority = 0; 8170 mEphemeralInstallerInfo.preferredOrder = 0; 8171 mEphemeralInstallerInfo.match = 0; 8172 8173 if (DEBUG_EPHEMERAL) { 8174 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8175 } 8176 } 8177 8178 private static String calculateBundledApkRoot(final String codePathString) { 8179 final File codePath = new File(codePathString); 8180 final File codeRoot; 8181 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8182 codeRoot = Environment.getRootDirectory(); 8183 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8184 codeRoot = Environment.getOemDirectory(); 8185 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8186 codeRoot = Environment.getVendorDirectory(); 8187 } else { 8188 // Unrecognized code path; take its top real segment as the apk root: 8189 // e.g. /something/app/blah.apk => /something 8190 try { 8191 File f = codePath.getCanonicalFile(); 8192 File parent = f.getParentFile(); // non-null because codePath is a file 8193 File tmp; 8194 while ((tmp = parent.getParentFile()) != null) { 8195 f = parent; 8196 parent = tmp; 8197 } 8198 codeRoot = f; 8199 Slog.w(TAG, "Unrecognized code path " 8200 + codePath + " - using " + codeRoot); 8201 } catch (IOException e) { 8202 // Can't canonicalize the code path -- shenanigans? 8203 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8204 return Environment.getRootDirectory().getPath(); 8205 } 8206 } 8207 return codeRoot.getPath(); 8208 } 8209 8210 /** 8211 * Derive and set the location of native libraries for the given package, 8212 * which varies depending on where and how the package was installed. 8213 */ 8214 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8215 final ApplicationInfo info = pkg.applicationInfo; 8216 final String codePath = pkg.codePath; 8217 final File codeFile = new File(codePath); 8218 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8219 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8220 8221 info.nativeLibraryRootDir = null; 8222 info.nativeLibraryRootRequiresIsa = false; 8223 info.nativeLibraryDir = null; 8224 info.secondaryNativeLibraryDir = null; 8225 8226 if (isApkFile(codeFile)) { 8227 // Monolithic install 8228 if (bundledApp) { 8229 // If "/system/lib64/apkname" exists, assume that is the per-package 8230 // native library directory to use; otherwise use "/system/lib/apkname". 8231 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8232 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8233 getPrimaryInstructionSet(info)); 8234 8235 // This is a bundled system app so choose the path based on the ABI. 8236 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8237 // is just the default path. 8238 final String apkName = deriveCodePathName(codePath); 8239 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8240 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8241 apkName).getAbsolutePath(); 8242 8243 if (info.secondaryCpuAbi != null) { 8244 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8245 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8246 secondaryLibDir, apkName).getAbsolutePath(); 8247 } 8248 } else if (asecApp) { 8249 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8250 .getAbsolutePath(); 8251 } else { 8252 final String apkName = deriveCodePathName(codePath); 8253 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8254 .getAbsolutePath(); 8255 } 8256 8257 info.nativeLibraryRootRequiresIsa = false; 8258 info.nativeLibraryDir = info.nativeLibraryRootDir; 8259 } else { 8260 // Cluster install 8261 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8262 info.nativeLibraryRootRequiresIsa = true; 8263 8264 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8265 getPrimaryInstructionSet(info)).getAbsolutePath(); 8266 8267 if (info.secondaryCpuAbi != null) { 8268 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8269 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8270 } 8271 } 8272 } 8273 8274 /** 8275 * Calculate the abis and roots for a bundled app. These can uniquely 8276 * be determined from the contents of the system partition, i.e whether 8277 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8278 * of this information, and instead assume that the system was built 8279 * sensibly. 8280 */ 8281 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8282 PackageSetting pkgSetting) { 8283 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8284 8285 // If "/system/lib64/apkname" exists, assume that is the per-package 8286 // native library directory to use; otherwise use "/system/lib/apkname". 8287 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8288 setBundledAppAbi(pkg, apkRoot, apkName); 8289 // pkgSetting might be null during rescan following uninstall of updates 8290 // to a bundled app, so accommodate that possibility. The settings in 8291 // that case will be established later from the parsed package. 8292 // 8293 // If the settings aren't null, sync them up with what we've just derived. 8294 // note that apkRoot isn't stored in the package settings. 8295 if (pkgSetting != null) { 8296 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8297 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8298 } 8299 } 8300 8301 /** 8302 * Deduces the ABI of a bundled app and sets the relevant fields on the 8303 * parsed pkg object. 8304 * 8305 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8306 * under which system libraries are installed. 8307 * @param apkName the name of the installed package. 8308 */ 8309 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8310 final File codeFile = new File(pkg.codePath); 8311 8312 final boolean has64BitLibs; 8313 final boolean has32BitLibs; 8314 if (isApkFile(codeFile)) { 8315 // Monolithic install 8316 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8317 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8318 } else { 8319 // Cluster install 8320 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8321 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8322 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8323 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8324 has64BitLibs = (new File(rootDir, isa)).exists(); 8325 } else { 8326 has64BitLibs = false; 8327 } 8328 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8329 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8330 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8331 has32BitLibs = (new File(rootDir, isa)).exists(); 8332 } else { 8333 has32BitLibs = false; 8334 } 8335 } 8336 8337 if (has64BitLibs && !has32BitLibs) { 8338 // The package has 64 bit libs, but not 32 bit libs. Its primary 8339 // ABI should be 64 bit. We can safely assume here that the bundled 8340 // native libraries correspond to the most preferred ABI in the list. 8341 8342 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8343 pkg.applicationInfo.secondaryCpuAbi = null; 8344 } else if (has32BitLibs && !has64BitLibs) { 8345 // The package has 32 bit libs but not 64 bit libs. Its primary 8346 // ABI should be 32 bit. 8347 8348 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8349 pkg.applicationInfo.secondaryCpuAbi = null; 8350 } else if (has32BitLibs && has64BitLibs) { 8351 // The application has both 64 and 32 bit bundled libraries. We check 8352 // here that the app declares multiArch support, and warn if it doesn't. 8353 // 8354 // We will be lenient here and record both ABIs. The primary will be the 8355 // ABI that's higher on the list, i.e, a device that's configured to prefer 8356 // 64 bit apps will see a 64 bit primary ABI, 8357 8358 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8359 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8360 } 8361 8362 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8363 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8364 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8365 } else { 8366 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8367 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8368 } 8369 } else { 8370 pkg.applicationInfo.primaryCpuAbi = null; 8371 pkg.applicationInfo.secondaryCpuAbi = null; 8372 } 8373 } 8374 8375 private void killApplication(String pkgName, int appId, String reason) { 8376 // Request the ActivityManager to kill the process(only for existing packages) 8377 // so that we do not end up in a confused state while the user is still using the older 8378 // version of the application while the new one gets installed. 8379 IActivityManager am = ActivityManagerNative.getDefault(); 8380 if (am != null) { 8381 try { 8382 am.killApplicationWithAppId(pkgName, appId, reason); 8383 } catch (RemoteException e) { 8384 } 8385 } 8386 } 8387 8388 void removePackageLI(PackageSetting ps, boolean chatty) { 8389 if (DEBUG_INSTALL) { 8390 if (chatty) 8391 Log.d(TAG, "Removing package " + ps.name); 8392 } 8393 8394 // writer 8395 synchronized (mPackages) { 8396 mPackages.remove(ps.name); 8397 final PackageParser.Package pkg = ps.pkg; 8398 if (pkg != null) { 8399 cleanPackageDataStructuresLILPw(pkg, chatty); 8400 } 8401 } 8402 } 8403 8404 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8405 if (DEBUG_INSTALL) { 8406 if (chatty) 8407 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8408 } 8409 8410 // writer 8411 synchronized (mPackages) { 8412 mPackages.remove(pkg.applicationInfo.packageName); 8413 cleanPackageDataStructuresLILPw(pkg, chatty); 8414 } 8415 } 8416 8417 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8418 int N = pkg.providers.size(); 8419 StringBuilder r = null; 8420 int i; 8421 for (i=0; i<N; i++) { 8422 PackageParser.Provider p = pkg.providers.get(i); 8423 mProviders.removeProvider(p); 8424 if (p.info.authority == null) { 8425 8426 /* There was another ContentProvider with this authority when 8427 * this app was installed so this authority is null, 8428 * Ignore it as we don't have to unregister the provider. 8429 */ 8430 continue; 8431 } 8432 String names[] = p.info.authority.split(";"); 8433 for (int j = 0; j < names.length; j++) { 8434 if (mProvidersByAuthority.get(names[j]) == p) { 8435 mProvidersByAuthority.remove(names[j]); 8436 if (DEBUG_REMOVE) { 8437 if (chatty) 8438 Log.d(TAG, "Unregistered content provider: " + names[j] 8439 + ", className = " + p.info.name + ", isSyncable = " 8440 + p.info.isSyncable); 8441 } 8442 } 8443 } 8444 if (DEBUG_REMOVE && chatty) { 8445 if (r == null) { 8446 r = new StringBuilder(256); 8447 } else { 8448 r.append(' '); 8449 } 8450 r.append(p.info.name); 8451 } 8452 } 8453 if (r != null) { 8454 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8455 } 8456 8457 N = pkg.services.size(); 8458 r = null; 8459 for (i=0; i<N; i++) { 8460 PackageParser.Service s = pkg.services.get(i); 8461 mServices.removeService(s); 8462 if (chatty) { 8463 if (r == null) { 8464 r = new StringBuilder(256); 8465 } else { 8466 r.append(' '); 8467 } 8468 r.append(s.info.name); 8469 } 8470 } 8471 if (r != null) { 8472 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8473 } 8474 8475 N = pkg.receivers.size(); 8476 r = null; 8477 for (i=0; i<N; i++) { 8478 PackageParser.Activity a = pkg.receivers.get(i); 8479 mReceivers.removeActivity(a, "receiver"); 8480 if (DEBUG_REMOVE && chatty) { 8481 if (r == null) { 8482 r = new StringBuilder(256); 8483 } else { 8484 r.append(' '); 8485 } 8486 r.append(a.info.name); 8487 } 8488 } 8489 if (r != null) { 8490 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8491 } 8492 8493 N = pkg.activities.size(); 8494 r = null; 8495 for (i=0; i<N; i++) { 8496 PackageParser.Activity a = pkg.activities.get(i); 8497 mActivities.removeActivity(a, "activity"); 8498 if (DEBUG_REMOVE && chatty) { 8499 if (r == null) { 8500 r = new StringBuilder(256); 8501 } else { 8502 r.append(' '); 8503 } 8504 r.append(a.info.name); 8505 } 8506 } 8507 if (r != null) { 8508 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8509 } 8510 8511 N = pkg.permissions.size(); 8512 r = null; 8513 for (i=0; i<N; i++) { 8514 PackageParser.Permission p = pkg.permissions.get(i); 8515 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8516 if (bp == null) { 8517 bp = mSettings.mPermissionTrees.get(p.info.name); 8518 } 8519 if (bp != null && bp.perm == p) { 8520 bp.perm = null; 8521 if (DEBUG_REMOVE && chatty) { 8522 if (r == null) { 8523 r = new StringBuilder(256); 8524 } else { 8525 r.append(' '); 8526 } 8527 r.append(p.info.name); 8528 } 8529 } 8530 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8531 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8532 if (appOpPkgs != null) { 8533 appOpPkgs.remove(pkg.packageName); 8534 } 8535 } 8536 } 8537 if (r != null) { 8538 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8539 } 8540 8541 N = pkg.requestedPermissions.size(); 8542 r = null; 8543 for (i=0; i<N; i++) { 8544 String perm = pkg.requestedPermissions.get(i); 8545 BasePermission bp = mSettings.mPermissions.get(perm); 8546 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8547 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8548 if (appOpPkgs != null) { 8549 appOpPkgs.remove(pkg.packageName); 8550 if (appOpPkgs.isEmpty()) { 8551 mAppOpPermissionPackages.remove(perm); 8552 } 8553 } 8554 } 8555 } 8556 if (r != null) { 8557 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8558 } 8559 8560 N = pkg.instrumentation.size(); 8561 r = null; 8562 for (i=0; i<N; i++) { 8563 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8564 mInstrumentation.remove(a.getComponentName()); 8565 if (DEBUG_REMOVE && chatty) { 8566 if (r == null) { 8567 r = new StringBuilder(256); 8568 } else { 8569 r.append(' '); 8570 } 8571 r.append(a.info.name); 8572 } 8573 } 8574 if (r != null) { 8575 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8576 } 8577 8578 r = null; 8579 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8580 // Only system apps can hold shared libraries. 8581 if (pkg.libraryNames != null) { 8582 for (i=0; i<pkg.libraryNames.size(); i++) { 8583 String name = pkg.libraryNames.get(i); 8584 SharedLibraryEntry cur = mSharedLibraries.get(name); 8585 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8586 mSharedLibraries.remove(name); 8587 if (DEBUG_REMOVE && chatty) { 8588 if (r == null) { 8589 r = new StringBuilder(256); 8590 } else { 8591 r.append(' '); 8592 } 8593 r.append(name); 8594 } 8595 } 8596 } 8597 } 8598 } 8599 if (r != null) { 8600 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8601 } 8602 } 8603 8604 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8605 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8606 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8607 return true; 8608 } 8609 } 8610 return false; 8611 } 8612 8613 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8614 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8615 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8616 8617 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8618 int flags) { 8619 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8620 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8621 } 8622 8623 private void updatePermissionsLPw(String changingPkg, 8624 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8625 // Make sure there are no dangling permission trees. 8626 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8627 while (it.hasNext()) { 8628 final BasePermission bp = it.next(); 8629 if (bp.packageSetting == null) { 8630 // We may not yet have parsed the package, so just see if 8631 // we still know about its settings. 8632 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8633 } 8634 if (bp.packageSetting == null) { 8635 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8636 + " from package " + bp.sourcePackage); 8637 it.remove(); 8638 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8639 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8640 Slog.i(TAG, "Removing old permission tree: " + bp.name 8641 + " from package " + bp.sourcePackage); 8642 flags |= UPDATE_PERMISSIONS_ALL; 8643 it.remove(); 8644 } 8645 } 8646 } 8647 8648 // Make sure all dynamic permissions have been assigned to a package, 8649 // and make sure there are no dangling permissions. 8650 it = mSettings.mPermissions.values().iterator(); 8651 while (it.hasNext()) { 8652 final BasePermission bp = it.next(); 8653 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8654 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8655 + bp.name + " pkg=" + bp.sourcePackage 8656 + " info=" + bp.pendingInfo); 8657 if (bp.packageSetting == null && bp.pendingInfo != null) { 8658 final BasePermission tree = findPermissionTreeLP(bp.name); 8659 if (tree != null && tree.perm != null) { 8660 bp.packageSetting = tree.packageSetting; 8661 bp.perm = new PackageParser.Permission(tree.perm.owner, 8662 new PermissionInfo(bp.pendingInfo)); 8663 bp.perm.info.packageName = tree.perm.info.packageName; 8664 bp.perm.info.name = bp.name; 8665 bp.uid = tree.uid; 8666 } 8667 } 8668 } 8669 if (bp.packageSetting == null) { 8670 // We may not yet have parsed the package, so just see if 8671 // we still know about its settings. 8672 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8673 } 8674 if (bp.packageSetting == null) { 8675 Slog.w(TAG, "Removing dangling permission: " + bp.name 8676 + " from package " + bp.sourcePackage); 8677 it.remove(); 8678 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8679 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8680 Slog.i(TAG, "Removing old permission: " + bp.name 8681 + " from package " + bp.sourcePackage); 8682 flags |= UPDATE_PERMISSIONS_ALL; 8683 it.remove(); 8684 } 8685 } 8686 } 8687 8688 // Now update the permissions for all packages, in particular 8689 // replace the granted permissions of the system packages. 8690 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8691 for (PackageParser.Package pkg : mPackages.values()) { 8692 if (pkg != pkgInfo) { 8693 // Only replace for packages on requested volume 8694 final String volumeUuid = getVolumeUuidForPackage(pkg); 8695 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8696 && Objects.equals(replaceVolumeUuid, volumeUuid); 8697 grantPermissionsLPw(pkg, replace, changingPkg); 8698 } 8699 } 8700 } 8701 8702 if (pkgInfo != null) { 8703 // Only replace for packages on requested volume 8704 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8705 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8706 && Objects.equals(replaceVolumeUuid, volumeUuid); 8707 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8708 } 8709 } 8710 8711 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8712 String packageOfInterest) { 8713 // IMPORTANT: There are two types of permissions: install and runtime. 8714 // Install time permissions are granted when the app is installed to 8715 // all device users and users added in the future. Runtime permissions 8716 // are granted at runtime explicitly to specific users. Normal and signature 8717 // protected permissions are install time permissions. Dangerous permissions 8718 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8719 // otherwise they are runtime permissions. This function does not manage 8720 // runtime permissions except for the case an app targeting Lollipop MR1 8721 // being upgraded to target a newer SDK, in which case dangerous permissions 8722 // are transformed from install time to runtime ones. 8723 8724 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8725 if (ps == null) { 8726 return; 8727 } 8728 8729 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8730 8731 PermissionsState permissionsState = ps.getPermissionsState(); 8732 PermissionsState origPermissions = permissionsState; 8733 8734 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8735 8736 boolean runtimePermissionsRevoked = false; 8737 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8738 8739 boolean changedInstallPermission = false; 8740 8741 if (replace) { 8742 ps.installPermissionsFixed = false; 8743 if (!ps.isSharedUser()) { 8744 origPermissions = new PermissionsState(permissionsState); 8745 permissionsState.reset(); 8746 } else { 8747 // We need to know only about runtime permission changes since the 8748 // calling code always writes the install permissions state but 8749 // the runtime ones are written only if changed. The only cases of 8750 // changed runtime permissions here are promotion of an install to 8751 // runtime and revocation of a runtime from a shared user. 8752 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8753 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8754 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8755 runtimePermissionsRevoked = true; 8756 } 8757 } 8758 } 8759 8760 permissionsState.setGlobalGids(mGlobalGids); 8761 8762 final int N = pkg.requestedPermissions.size(); 8763 for (int i=0; i<N; i++) { 8764 final String name = pkg.requestedPermissions.get(i); 8765 final BasePermission bp = mSettings.mPermissions.get(name); 8766 8767 if (DEBUG_INSTALL) { 8768 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8769 } 8770 8771 if (bp == null || bp.packageSetting == null) { 8772 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8773 Slog.w(TAG, "Unknown permission " + name 8774 + " in package " + pkg.packageName); 8775 } 8776 continue; 8777 } 8778 8779 final String perm = bp.name; 8780 boolean allowedSig = false; 8781 int grant = GRANT_DENIED; 8782 8783 // Keep track of app op permissions. 8784 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8785 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8786 if (pkgs == null) { 8787 pkgs = new ArraySet<>(); 8788 mAppOpPermissionPackages.put(bp.name, pkgs); 8789 } 8790 pkgs.add(pkg.packageName); 8791 } 8792 8793 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8794 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8795 >= Build.VERSION_CODES.M; 8796 switch (level) { 8797 case PermissionInfo.PROTECTION_NORMAL: { 8798 // For all apps normal permissions are install time ones. 8799 grant = GRANT_INSTALL; 8800 } break; 8801 8802 case PermissionInfo.PROTECTION_DANGEROUS: { 8803 // If a permission review is required for legacy apps we represent 8804 // their permissions as always granted runtime ones since we need 8805 // to keep the review required permission flag per user while an 8806 // install permission's state is shared across all users. 8807 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8808 // For legacy apps dangerous permissions are install time ones. 8809 grant = GRANT_INSTALL; 8810 } else if (origPermissions.hasInstallPermission(bp.name)) { 8811 // For legacy apps that became modern, install becomes runtime. 8812 grant = GRANT_UPGRADE; 8813 } else if (mPromoteSystemApps 8814 && isSystemApp(ps) 8815 && mExistingSystemPackages.contains(ps.name)) { 8816 // For legacy system apps, install becomes runtime. 8817 // We cannot check hasInstallPermission() for system apps since those 8818 // permissions were granted implicitly and not persisted pre-M. 8819 grant = GRANT_UPGRADE; 8820 } else { 8821 // For modern apps keep runtime permissions unchanged. 8822 grant = GRANT_RUNTIME; 8823 } 8824 } break; 8825 8826 case PermissionInfo.PROTECTION_SIGNATURE: { 8827 // For all apps signature permissions are install time ones. 8828 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8829 if (allowedSig) { 8830 grant = GRANT_INSTALL; 8831 } 8832 } break; 8833 } 8834 8835 if (DEBUG_INSTALL) { 8836 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8837 } 8838 8839 if (grant != GRANT_DENIED) { 8840 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8841 // If this is an existing, non-system package, then 8842 // we can't add any new permissions to it. 8843 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8844 // Except... if this is a permission that was added 8845 // to the platform (note: need to only do this when 8846 // updating the platform). 8847 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8848 grant = GRANT_DENIED; 8849 } 8850 } 8851 } 8852 8853 switch (grant) { 8854 case GRANT_INSTALL: { 8855 // Revoke this as runtime permission to handle the case of 8856 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8857 for (int userId : UserManagerService.getInstance().getUserIds()) { 8858 if (origPermissions.getRuntimePermissionState( 8859 bp.name, userId) != null) { 8860 // Revoke the runtime permission and clear the flags. 8861 origPermissions.revokeRuntimePermission(bp, userId); 8862 origPermissions.updatePermissionFlags(bp, userId, 8863 PackageManager.MASK_PERMISSION_FLAGS, 0); 8864 // If we revoked a permission permission, we have to write. 8865 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8866 changedRuntimePermissionUserIds, userId); 8867 } 8868 } 8869 // Grant an install permission. 8870 if (permissionsState.grantInstallPermission(bp) != 8871 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8872 changedInstallPermission = true; 8873 } 8874 } break; 8875 8876 case GRANT_RUNTIME: { 8877 // Grant previously granted runtime permissions. 8878 for (int userId : UserManagerService.getInstance().getUserIds()) { 8879 PermissionState permissionState = origPermissions 8880 .getRuntimePermissionState(bp.name, userId); 8881 int flags = permissionState != null 8882 ? permissionState.getFlags() : 0; 8883 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8884 if (permissionsState.grantRuntimePermission(bp, userId) == 8885 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8886 // If we cannot put the permission as it was, we have to write. 8887 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8888 changedRuntimePermissionUserIds, userId); 8889 } 8890 // If the app supports runtime permissions no need for a review. 8891 if (Build.PERMISSIONS_REVIEW_REQUIRED 8892 && appSupportsRuntimePermissions 8893 && (flags & PackageManager 8894 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8895 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8896 // Since we changed the flags, we have to write. 8897 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8898 changedRuntimePermissionUserIds, userId); 8899 } 8900 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8901 && !appSupportsRuntimePermissions) { 8902 // For legacy apps that need a permission review, every new 8903 // runtime permission is granted but it is pending a review. 8904 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8905 permissionsState.grantRuntimePermission(bp, userId); 8906 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8907 // We changed the permission and flags, hence have to write. 8908 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8909 changedRuntimePermissionUserIds, userId); 8910 } 8911 } 8912 // Propagate the permission flags. 8913 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8914 } 8915 } break; 8916 8917 case GRANT_UPGRADE: { 8918 // Grant runtime permissions for a previously held install permission. 8919 PermissionState permissionState = origPermissions 8920 .getInstallPermissionState(bp.name); 8921 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8922 8923 if (origPermissions.revokeInstallPermission(bp) 8924 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8925 // We will be transferring the permission flags, so clear them. 8926 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8927 PackageManager.MASK_PERMISSION_FLAGS, 0); 8928 changedInstallPermission = true; 8929 } 8930 8931 // If the permission is not to be promoted to runtime we ignore it and 8932 // also its other flags as they are not applicable to install permissions. 8933 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8934 for (int userId : currentUserIds) { 8935 if (permissionsState.grantRuntimePermission(bp, userId) != 8936 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8937 // Transfer the permission flags. 8938 permissionsState.updatePermissionFlags(bp, userId, 8939 flags, flags); 8940 // If we granted the permission, we have to write. 8941 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8942 changedRuntimePermissionUserIds, userId); 8943 } 8944 } 8945 } 8946 } break; 8947 8948 default: { 8949 if (packageOfInterest == null 8950 || packageOfInterest.equals(pkg.packageName)) { 8951 Slog.w(TAG, "Not granting permission " + perm 8952 + " to package " + pkg.packageName 8953 + " because it was previously installed without"); 8954 } 8955 } break; 8956 } 8957 } else { 8958 if (permissionsState.revokeInstallPermission(bp) != 8959 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8960 // Also drop the permission flags. 8961 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8962 PackageManager.MASK_PERMISSION_FLAGS, 0); 8963 changedInstallPermission = true; 8964 Slog.i(TAG, "Un-granting permission " + perm 8965 + " from package " + pkg.packageName 8966 + " (protectionLevel=" + bp.protectionLevel 8967 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8968 + ")"); 8969 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8970 // Don't print warning for app op permissions, since it is fine for them 8971 // not to be granted, there is a UI for the user to decide. 8972 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8973 Slog.w(TAG, "Not granting permission " + perm 8974 + " to package " + pkg.packageName 8975 + " (protectionLevel=" + bp.protectionLevel 8976 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8977 + ")"); 8978 } 8979 } 8980 } 8981 } 8982 8983 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8984 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8985 // This is the first that we have heard about this package, so the 8986 // permissions we have now selected are fixed until explicitly 8987 // changed. 8988 ps.installPermissionsFixed = true; 8989 } 8990 8991 // Persist the runtime permissions state for users with changes. If permissions 8992 // were revoked because no app in the shared user declares them we have to 8993 // write synchronously to avoid losing runtime permissions state. 8994 for (int userId : changedRuntimePermissionUserIds) { 8995 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8996 } 8997 8998 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8999 } 9000 9001 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9002 boolean allowed = false; 9003 final int NP = PackageParser.NEW_PERMISSIONS.length; 9004 for (int ip=0; ip<NP; ip++) { 9005 final PackageParser.NewPermissionInfo npi 9006 = PackageParser.NEW_PERMISSIONS[ip]; 9007 if (npi.name.equals(perm) 9008 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9009 allowed = true; 9010 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9011 + pkg.packageName); 9012 break; 9013 } 9014 } 9015 return allowed; 9016 } 9017 9018 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9019 BasePermission bp, PermissionsState origPermissions) { 9020 boolean allowed; 9021 allowed = (compareSignatures( 9022 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9023 == PackageManager.SIGNATURE_MATCH) 9024 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9025 == PackageManager.SIGNATURE_MATCH); 9026 if (!allowed && (bp.protectionLevel 9027 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9028 if (isSystemApp(pkg)) { 9029 // For updated system applications, a system permission 9030 // is granted only if it had been defined by the original application. 9031 if (pkg.isUpdatedSystemApp()) { 9032 final PackageSetting sysPs = mSettings 9033 .getDisabledSystemPkgLPr(pkg.packageName); 9034 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9035 // If the original was granted this permission, we take 9036 // that grant decision as read and propagate it to the 9037 // update. 9038 if (sysPs.isPrivileged()) { 9039 allowed = true; 9040 } 9041 } else { 9042 // The system apk may have been updated with an older 9043 // version of the one on the data partition, but which 9044 // granted a new system permission that it didn't have 9045 // before. In this case we do want to allow the app to 9046 // now get the new permission if the ancestral apk is 9047 // privileged to get it. 9048 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9049 for (int j=0; 9050 j<sysPs.pkg.requestedPermissions.size(); j++) { 9051 if (perm.equals( 9052 sysPs.pkg.requestedPermissions.get(j))) { 9053 allowed = true; 9054 break; 9055 } 9056 } 9057 } 9058 } 9059 } else { 9060 allowed = isPrivilegedApp(pkg); 9061 } 9062 } 9063 } 9064 if (!allowed) { 9065 if (!allowed && (bp.protectionLevel 9066 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9067 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9068 // If this was a previously normal/dangerous permission that got moved 9069 // to a system permission as part of the runtime permission redesign, then 9070 // we still want to blindly grant it to old apps. 9071 allowed = true; 9072 } 9073 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9074 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9075 // If this permission is to be granted to the system installer and 9076 // this app is an installer, then it gets the permission. 9077 allowed = true; 9078 } 9079 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9080 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9081 // If this permission is to be granted to the system verifier and 9082 // this app is a verifier, then it gets the permission. 9083 allowed = true; 9084 } 9085 if (!allowed && (bp.protectionLevel 9086 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9087 && isSystemApp(pkg)) { 9088 // Any pre-installed system app is allowed to get this permission. 9089 allowed = true; 9090 } 9091 if (!allowed && (bp.protectionLevel 9092 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9093 // For development permissions, a development permission 9094 // is granted only if it was already granted. 9095 allowed = origPermissions.hasInstallPermission(perm); 9096 } 9097 } 9098 return allowed; 9099 } 9100 9101 final class ActivityIntentResolver 9102 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9103 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9104 boolean defaultOnly, int userId) { 9105 if (!sUserManager.exists(userId)) return null; 9106 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9107 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9108 } 9109 9110 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9111 int userId) { 9112 if (!sUserManager.exists(userId)) return null; 9113 mFlags = flags; 9114 return super.queryIntent(intent, resolvedType, 9115 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9116 } 9117 9118 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9119 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9120 if (!sUserManager.exists(userId)) return null; 9121 if (packageActivities == null) { 9122 return null; 9123 } 9124 mFlags = flags; 9125 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9126 final int N = packageActivities.size(); 9127 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9128 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9129 9130 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9131 for (int i = 0; i < N; ++i) { 9132 intentFilters = packageActivities.get(i).intents; 9133 if (intentFilters != null && intentFilters.size() > 0) { 9134 PackageParser.ActivityIntentInfo[] array = 9135 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9136 intentFilters.toArray(array); 9137 listCut.add(array); 9138 } 9139 } 9140 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9141 } 9142 9143 public final void addActivity(PackageParser.Activity a, String type) { 9144 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9145 mActivities.put(a.getComponentName(), a); 9146 if (DEBUG_SHOW_INFO) 9147 Log.v( 9148 TAG, " " + type + " " + 9149 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9150 if (DEBUG_SHOW_INFO) 9151 Log.v(TAG, " Class=" + a.info.name); 9152 final int NI = a.intents.size(); 9153 for (int j=0; j<NI; j++) { 9154 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9155 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9156 intent.setPriority(0); 9157 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9158 + a.className + " with priority > 0, forcing to 0"); 9159 } 9160 if (DEBUG_SHOW_INFO) { 9161 Log.v(TAG, " IntentFilter:"); 9162 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9163 } 9164 if (!intent.debugCheck()) { 9165 Log.w(TAG, "==> For Activity " + a.info.name); 9166 } 9167 addFilter(intent); 9168 } 9169 } 9170 9171 public final void removeActivity(PackageParser.Activity a, String type) { 9172 mActivities.remove(a.getComponentName()); 9173 if (DEBUG_SHOW_INFO) { 9174 Log.v(TAG, " " + type + " " 9175 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9176 : a.info.name) + ":"); 9177 Log.v(TAG, " Class=" + a.info.name); 9178 } 9179 final int NI = a.intents.size(); 9180 for (int j=0; j<NI; j++) { 9181 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9182 if (DEBUG_SHOW_INFO) { 9183 Log.v(TAG, " IntentFilter:"); 9184 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9185 } 9186 removeFilter(intent); 9187 } 9188 } 9189 9190 @Override 9191 protected boolean allowFilterResult( 9192 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9193 ActivityInfo filterAi = filter.activity.info; 9194 for (int i=dest.size()-1; i>=0; i--) { 9195 ActivityInfo destAi = dest.get(i).activityInfo; 9196 if (destAi.name == filterAi.name 9197 && destAi.packageName == filterAi.packageName) { 9198 return false; 9199 } 9200 } 9201 return true; 9202 } 9203 9204 @Override 9205 protected ActivityIntentInfo[] newArray(int size) { 9206 return new ActivityIntentInfo[size]; 9207 } 9208 9209 @Override 9210 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9211 if (!sUserManager.exists(userId)) return true; 9212 PackageParser.Package p = filter.activity.owner; 9213 if (p != null) { 9214 PackageSetting ps = (PackageSetting)p.mExtras; 9215 if (ps != null) { 9216 // System apps are never considered stopped for purposes of 9217 // filtering, because there may be no way for the user to 9218 // actually re-launch them. 9219 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9220 && ps.getStopped(userId); 9221 } 9222 } 9223 return false; 9224 } 9225 9226 @Override 9227 protected boolean isPackageForFilter(String packageName, 9228 PackageParser.ActivityIntentInfo info) { 9229 return packageName.equals(info.activity.owner.packageName); 9230 } 9231 9232 @Override 9233 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9234 int match, int userId) { 9235 if (!sUserManager.exists(userId)) return null; 9236 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9237 return null; 9238 } 9239 final PackageParser.Activity activity = info.activity; 9240 if (mSafeMode && (activity.info.applicationInfo.flags 9241 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9242 return null; 9243 } 9244 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9245 if (ps == null) { 9246 return null; 9247 } 9248 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9249 ps.readUserState(userId), userId); 9250 if (ai == null) { 9251 return null; 9252 } 9253 final ResolveInfo res = new ResolveInfo(); 9254 res.activityInfo = ai; 9255 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9256 res.filter = info; 9257 } 9258 if (info != null) { 9259 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9260 } 9261 res.priority = info.getPriority(); 9262 res.preferredOrder = activity.owner.mPreferredOrder; 9263 //System.out.println("Result: " + res.activityInfo.className + 9264 // " = " + res.priority); 9265 res.match = match; 9266 res.isDefault = info.hasDefault; 9267 res.labelRes = info.labelRes; 9268 res.nonLocalizedLabel = info.nonLocalizedLabel; 9269 if (userNeedsBadging(userId)) { 9270 res.noResourceId = true; 9271 } else { 9272 res.icon = info.icon; 9273 } 9274 res.iconResourceId = info.icon; 9275 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9276 return res; 9277 } 9278 9279 @Override 9280 protected void sortResults(List<ResolveInfo> results) { 9281 Collections.sort(results, mResolvePrioritySorter); 9282 } 9283 9284 @Override 9285 protected void dumpFilter(PrintWriter out, String prefix, 9286 PackageParser.ActivityIntentInfo filter) { 9287 out.print(prefix); out.print( 9288 Integer.toHexString(System.identityHashCode(filter.activity))); 9289 out.print(' '); 9290 filter.activity.printComponentShortName(out); 9291 out.print(" filter "); 9292 out.println(Integer.toHexString(System.identityHashCode(filter))); 9293 } 9294 9295 @Override 9296 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9297 return filter.activity; 9298 } 9299 9300 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9301 PackageParser.Activity activity = (PackageParser.Activity)label; 9302 out.print(prefix); out.print( 9303 Integer.toHexString(System.identityHashCode(activity))); 9304 out.print(' '); 9305 activity.printComponentShortName(out); 9306 if (count > 1) { 9307 out.print(" ("); out.print(count); out.print(" filters)"); 9308 } 9309 out.println(); 9310 } 9311 9312// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9313// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9314// final List<ResolveInfo> retList = Lists.newArrayList(); 9315// while (i.hasNext()) { 9316// final ResolveInfo resolveInfo = i.next(); 9317// if (isEnabledLP(resolveInfo.activityInfo)) { 9318// retList.add(resolveInfo); 9319// } 9320// } 9321// return retList; 9322// } 9323 9324 // Keys are String (activity class name), values are Activity. 9325 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9326 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9327 private int mFlags; 9328 } 9329 9330 private final class ServiceIntentResolver 9331 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9332 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9333 boolean defaultOnly, int userId) { 9334 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9335 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9336 } 9337 9338 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9339 int userId) { 9340 if (!sUserManager.exists(userId)) return null; 9341 mFlags = flags; 9342 return super.queryIntent(intent, resolvedType, 9343 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9344 } 9345 9346 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9347 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9348 if (!sUserManager.exists(userId)) return null; 9349 if (packageServices == null) { 9350 return null; 9351 } 9352 mFlags = flags; 9353 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9354 final int N = packageServices.size(); 9355 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9356 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9357 9358 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9359 for (int i = 0; i < N; ++i) { 9360 intentFilters = packageServices.get(i).intents; 9361 if (intentFilters != null && intentFilters.size() > 0) { 9362 PackageParser.ServiceIntentInfo[] array = 9363 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9364 intentFilters.toArray(array); 9365 listCut.add(array); 9366 } 9367 } 9368 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9369 } 9370 9371 public final void addService(PackageParser.Service s) { 9372 mServices.put(s.getComponentName(), s); 9373 if (DEBUG_SHOW_INFO) { 9374 Log.v(TAG, " " 9375 + (s.info.nonLocalizedLabel != null 9376 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9377 Log.v(TAG, " Class=" + s.info.name); 9378 } 9379 final int NI = s.intents.size(); 9380 int j; 9381 for (j=0; j<NI; j++) { 9382 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9383 if (DEBUG_SHOW_INFO) { 9384 Log.v(TAG, " IntentFilter:"); 9385 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9386 } 9387 if (!intent.debugCheck()) { 9388 Log.w(TAG, "==> For Service " + s.info.name); 9389 } 9390 addFilter(intent); 9391 } 9392 } 9393 9394 public final void removeService(PackageParser.Service s) { 9395 mServices.remove(s.getComponentName()); 9396 if (DEBUG_SHOW_INFO) { 9397 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9398 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9399 Log.v(TAG, " Class=" + s.info.name); 9400 } 9401 final int NI = s.intents.size(); 9402 int j; 9403 for (j=0; j<NI; j++) { 9404 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9405 if (DEBUG_SHOW_INFO) { 9406 Log.v(TAG, " IntentFilter:"); 9407 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9408 } 9409 removeFilter(intent); 9410 } 9411 } 9412 9413 @Override 9414 protected boolean allowFilterResult( 9415 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9416 ServiceInfo filterSi = filter.service.info; 9417 for (int i=dest.size()-1; i>=0; i--) { 9418 ServiceInfo destAi = dest.get(i).serviceInfo; 9419 if (destAi.name == filterSi.name 9420 && destAi.packageName == filterSi.packageName) { 9421 return false; 9422 } 9423 } 9424 return true; 9425 } 9426 9427 @Override 9428 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9429 return new PackageParser.ServiceIntentInfo[size]; 9430 } 9431 9432 @Override 9433 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9434 if (!sUserManager.exists(userId)) return true; 9435 PackageParser.Package p = filter.service.owner; 9436 if (p != null) { 9437 PackageSetting ps = (PackageSetting)p.mExtras; 9438 if (ps != null) { 9439 // System apps are never considered stopped for purposes of 9440 // filtering, because there may be no way for the user to 9441 // actually re-launch them. 9442 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9443 && ps.getStopped(userId); 9444 } 9445 } 9446 return false; 9447 } 9448 9449 @Override 9450 protected boolean isPackageForFilter(String packageName, 9451 PackageParser.ServiceIntentInfo info) { 9452 return packageName.equals(info.service.owner.packageName); 9453 } 9454 9455 @Override 9456 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9457 int match, int userId) { 9458 if (!sUserManager.exists(userId)) return null; 9459 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9460 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9461 return null; 9462 } 9463 final PackageParser.Service service = info.service; 9464 if (mSafeMode && (service.info.applicationInfo.flags 9465 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9466 return null; 9467 } 9468 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9469 if (ps == null) { 9470 return null; 9471 } 9472 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9473 ps.readUserState(userId), userId); 9474 if (si == null) { 9475 return null; 9476 } 9477 final ResolveInfo res = new ResolveInfo(); 9478 res.serviceInfo = si; 9479 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9480 res.filter = filter; 9481 } 9482 res.priority = info.getPriority(); 9483 res.preferredOrder = service.owner.mPreferredOrder; 9484 res.match = match; 9485 res.isDefault = info.hasDefault; 9486 res.labelRes = info.labelRes; 9487 res.nonLocalizedLabel = info.nonLocalizedLabel; 9488 res.icon = info.icon; 9489 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9490 return res; 9491 } 9492 9493 @Override 9494 protected void sortResults(List<ResolveInfo> results) { 9495 Collections.sort(results, mResolvePrioritySorter); 9496 } 9497 9498 @Override 9499 protected void dumpFilter(PrintWriter out, String prefix, 9500 PackageParser.ServiceIntentInfo filter) { 9501 out.print(prefix); out.print( 9502 Integer.toHexString(System.identityHashCode(filter.service))); 9503 out.print(' '); 9504 filter.service.printComponentShortName(out); 9505 out.print(" filter "); 9506 out.println(Integer.toHexString(System.identityHashCode(filter))); 9507 } 9508 9509 @Override 9510 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9511 return filter.service; 9512 } 9513 9514 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9515 PackageParser.Service service = (PackageParser.Service)label; 9516 out.print(prefix); out.print( 9517 Integer.toHexString(System.identityHashCode(service))); 9518 out.print(' '); 9519 service.printComponentShortName(out); 9520 if (count > 1) { 9521 out.print(" ("); out.print(count); out.print(" filters)"); 9522 } 9523 out.println(); 9524 } 9525 9526// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9527// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9528// final List<ResolveInfo> retList = Lists.newArrayList(); 9529// while (i.hasNext()) { 9530// final ResolveInfo resolveInfo = (ResolveInfo) i; 9531// if (isEnabledLP(resolveInfo.serviceInfo)) { 9532// retList.add(resolveInfo); 9533// } 9534// } 9535// return retList; 9536// } 9537 9538 // Keys are String (activity class name), values are Activity. 9539 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9540 = new ArrayMap<ComponentName, PackageParser.Service>(); 9541 private int mFlags; 9542 }; 9543 9544 private final class ProviderIntentResolver 9545 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9546 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9547 boolean defaultOnly, int userId) { 9548 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9549 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9550 } 9551 9552 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9553 int userId) { 9554 if (!sUserManager.exists(userId)) 9555 return null; 9556 mFlags = flags; 9557 return super.queryIntent(intent, resolvedType, 9558 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9559 } 9560 9561 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9562 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9563 if (!sUserManager.exists(userId)) 9564 return null; 9565 if (packageProviders == null) { 9566 return null; 9567 } 9568 mFlags = flags; 9569 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9570 final int N = packageProviders.size(); 9571 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9572 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9573 9574 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9575 for (int i = 0; i < N; ++i) { 9576 intentFilters = packageProviders.get(i).intents; 9577 if (intentFilters != null && intentFilters.size() > 0) { 9578 PackageParser.ProviderIntentInfo[] array = 9579 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9580 intentFilters.toArray(array); 9581 listCut.add(array); 9582 } 9583 } 9584 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9585 } 9586 9587 public final void addProvider(PackageParser.Provider p) { 9588 if (mProviders.containsKey(p.getComponentName())) { 9589 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9590 return; 9591 } 9592 9593 mProviders.put(p.getComponentName(), p); 9594 if (DEBUG_SHOW_INFO) { 9595 Log.v(TAG, " " 9596 + (p.info.nonLocalizedLabel != null 9597 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9598 Log.v(TAG, " Class=" + p.info.name); 9599 } 9600 final int NI = p.intents.size(); 9601 int j; 9602 for (j = 0; j < NI; j++) { 9603 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9604 if (DEBUG_SHOW_INFO) { 9605 Log.v(TAG, " IntentFilter:"); 9606 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9607 } 9608 if (!intent.debugCheck()) { 9609 Log.w(TAG, "==> For Provider " + p.info.name); 9610 } 9611 addFilter(intent); 9612 } 9613 } 9614 9615 public final void removeProvider(PackageParser.Provider p) { 9616 mProviders.remove(p.getComponentName()); 9617 if (DEBUG_SHOW_INFO) { 9618 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9619 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9620 Log.v(TAG, " Class=" + p.info.name); 9621 } 9622 final int NI = p.intents.size(); 9623 int j; 9624 for (j = 0; j < NI; j++) { 9625 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9626 if (DEBUG_SHOW_INFO) { 9627 Log.v(TAG, " IntentFilter:"); 9628 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9629 } 9630 removeFilter(intent); 9631 } 9632 } 9633 9634 @Override 9635 protected boolean allowFilterResult( 9636 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9637 ProviderInfo filterPi = filter.provider.info; 9638 for (int i = dest.size() - 1; i >= 0; i--) { 9639 ProviderInfo destPi = dest.get(i).providerInfo; 9640 if (destPi.name == filterPi.name 9641 && destPi.packageName == filterPi.packageName) { 9642 return false; 9643 } 9644 } 9645 return true; 9646 } 9647 9648 @Override 9649 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9650 return new PackageParser.ProviderIntentInfo[size]; 9651 } 9652 9653 @Override 9654 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9655 if (!sUserManager.exists(userId)) 9656 return true; 9657 PackageParser.Package p = filter.provider.owner; 9658 if (p != null) { 9659 PackageSetting ps = (PackageSetting) p.mExtras; 9660 if (ps != null) { 9661 // System apps are never considered stopped for purposes of 9662 // filtering, because there may be no way for the user to 9663 // actually re-launch them. 9664 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9665 && ps.getStopped(userId); 9666 } 9667 } 9668 return false; 9669 } 9670 9671 @Override 9672 protected boolean isPackageForFilter(String packageName, 9673 PackageParser.ProviderIntentInfo info) { 9674 return packageName.equals(info.provider.owner.packageName); 9675 } 9676 9677 @Override 9678 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9679 int match, int userId) { 9680 if (!sUserManager.exists(userId)) 9681 return null; 9682 final PackageParser.ProviderIntentInfo info = filter; 9683 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9684 return null; 9685 } 9686 final PackageParser.Provider provider = info.provider; 9687 if (mSafeMode && (provider.info.applicationInfo.flags 9688 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9689 return null; 9690 } 9691 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9692 if (ps == null) { 9693 return null; 9694 } 9695 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9696 ps.readUserState(userId), userId); 9697 if (pi == null) { 9698 return null; 9699 } 9700 final ResolveInfo res = new ResolveInfo(); 9701 res.providerInfo = pi; 9702 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9703 res.filter = filter; 9704 } 9705 res.priority = info.getPriority(); 9706 res.preferredOrder = provider.owner.mPreferredOrder; 9707 res.match = match; 9708 res.isDefault = info.hasDefault; 9709 res.labelRes = info.labelRes; 9710 res.nonLocalizedLabel = info.nonLocalizedLabel; 9711 res.icon = info.icon; 9712 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9713 return res; 9714 } 9715 9716 @Override 9717 protected void sortResults(List<ResolveInfo> results) { 9718 Collections.sort(results, mResolvePrioritySorter); 9719 } 9720 9721 @Override 9722 protected void dumpFilter(PrintWriter out, String prefix, 9723 PackageParser.ProviderIntentInfo filter) { 9724 out.print(prefix); 9725 out.print( 9726 Integer.toHexString(System.identityHashCode(filter.provider))); 9727 out.print(' '); 9728 filter.provider.printComponentShortName(out); 9729 out.print(" filter "); 9730 out.println(Integer.toHexString(System.identityHashCode(filter))); 9731 } 9732 9733 @Override 9734 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9735 return filter.provider; 9736 } 9737 9738 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9739 PackageParser.Provider provider = (PackageParser.Provider)label; 9740 out.print(prefix); out.print( 9741 Integer.toHexString(System.identityHashCode(provider))); 9742 out.print(' '); 9743 provider.printComponentShortName(out); 9744 if (count > 1) { 9745 out.print(" ("); out.print(count); out.print(" filters)"); 9746 } 9747 out.println(); 9748 } 9749 9750 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9751 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9752 private int mFlags; 9753 } 9754 9755 private static final class EphemeralIntentResolver 9756 extends IntentResolver<IntentFilter, ResolveInfo> { 9757 @Override 9758 protected IntentFilter[] newArray(int size) { 9759 return new IntentFilter[size]; 9760 } 9761 9762 @Override 9763 protected boolean isPackageForFilter(String packageName, IntentFilter info) { 9764 return true; 9765 } 9766 9767 @Override 9768 protected ResolveInfo newResult(IntentFilter info, int match, int userId) { 9769 if (!sUserManager.exists(userId)) return null; 9770 final ResolveInfo res = new ResolveInfo(); 9771 res.filter = info; 9772 return res; 9773 } 9774 } 9775 9776 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9777 new Comparator<ResolveInfo>() { 9778 public int compare(ResolveInfo r1, ResolveInfo r2) { 9779 int v1 = r1.priority; 9780 int v2 = r2.priority; 9781 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9782 if (v1 != v2) { 9783 return (v1 > v2) ? -1 : 1; 9784 } 9785 v1 = r1.preferredOrder; 9786 v2 = r2.preferredOrder; 9787 if (v1 != v2) { 9788 return (v1 > v2) ? -1 : 1; 9789 } 9790 if (r1.isDefault != r2.isDefault) { 9791 return r1.isDefault ? -1 : 1; 9792 } 9793 v1 = r1.match; 9794 v2 = r2.match; 9795 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9796 if (v1 != v2) { 9797 return (v1 > v2) ? -1 : 1; 9798 } 9799 if (r1.system != r2.system) { 9800 return r1.system ? -1 : 1; 9801 } 9802 if (r1.activityInfo != null) { 9803 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9804 } 9805 if (r1.serviceInfo != null) { 9806 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9807 } 9808 if (r1.providerInfo != null) { 9809 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9810 } 9811 return 0; 9812 } 9813 }; 9814 9815 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9816 new Comparator<ProviderInfo>() { 9817 public int compare(ProviderInfo p1, ProviderInfo p2) { 9818 final int v1 = p1.initOrder; 9819 final int v2 = p2.initOrder; 9820 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9821 } 9822 }; 9823 9824 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9825 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9826 final int[] userIds) { 9827 mHandler.post(new Runnable() { 9828 @Override 9829 public void run() { 9830 try { 9831 final IActivityManager am = ActivityManagerNative.getDefault(); 9832 if (am == null) return; 9833 final int[] resolvedUserIds; 9834 if (userIds == null) { 9835 resolvedUserIds = am.getRunningUserIds(); 9836 } else { 9837 resolvedUserIds = userIds; 9838 } 9839 for (int id : resolvedUserIds) { 9840 final Intent intent = new Intent(action, 9841 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9842 if (extras != null) { 9843 intent.putExtras(extras); 9844 } 9845 if (targetPkg != null) { 9846 intent.setPackage(targetPkg); 9847 } 9848 // Modify the UID when posting to other users 9849 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9850 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9851 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9852 intent.putExtra(Intent.EXTRA_UID, uid); 9853 } 9854 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9855 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9856 if (DEBUG_BROADCASTS) { 9857 RuntimeException here = new RuntimeException("here"); 9858 here.fillInStackTrace(); 9859 Slog.d(TAG, "Sending to user " + id + ": " 9860 + intent.toShortString(false, true, false, false) 9861 + " " + intent.getExtras(), here); 9862 } 9863 am.broadcastIntent(null, intent, null, finishedReceiver, 9864 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9865 null, finishedReceiver != null, false, id); 9866 } 9867 } catch (RemoteException ex) { 9868 } 9869 } 9870 }); 9871 } 9872 9873 /** 9874 * Check if the external storage media is available. This is true if there 9875 * is a mounted external storage medium or if the external storage is 9876 * emulated. 9877 */ 9878 private boolean isExternalMediaAvailable() { 9879 return mMediaMounted || Environment.isExternalStorageEmulated(); 9880 } 9881 9882 @Override 9883 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9884 // writer 9885 synchronized (mPackages) { 9886 if (!isExternalMediaAvailable()) { 9887 // If the external storage is no longer mounted at this point, 9888 // the caller may not have been able to delete all of this 9889 // packages files and can not delete any more. Bail. 9890 return null; 9891 } 9892 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9893 if (lastPackage != null) { 9894 pkgs.remove(lastPackage); 9895 } 9896 if (pkgs.size() > 0) { 9897 return pkgs.get(0); 9898 } 9899 } 9900 return null; 9901 } 9902 9903 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9904 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9905 userId, andCode ? 1 : 0, packageName); 9906 if (mSystemReady) { 9907 msg.sendToTarget(); 9908 } else { 9909 if (mPostSystemReadyMessages == null) { 9910 mPostSystemReadyMessages = new ArrayList<>(); 9911 } 9912 mPostSystemReadyMessages.add(msg); 9913 } 9914 } 9915 9916 void startCleaningPackages() { 9917 // reader 9918 synchronized (mPackages) { 9919 if (!isExternalMediaAvailable()) { 9920 return; 9921 } 9922 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9923 return; 9924 } 9925 } 9926 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9927 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9928 IActivityManager am = ActivityManagerNative.getDefault(); 9929 if (am != null) { 9930 try { 9931 am.startService(null, intent, null, mContext.getOpPackageName(), 9932 UserHandle.USER_SYSTEM); 9933 } catch (RemoteException e) { 9934 } 9935 } 9936 } 9937 9938 @Override 9939 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9940 int installFlags, String installerPackageName, VerificationParams verificationParams, 9941 String packageAbiOverride) { 9942 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9943 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9944 } 9945 9946 @Override 9947 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9948 int installFlags, String installerPackageName, VerificationParams verificationParams, 9949 String packageAbiOverride, int userId) { 9950 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9951 9952 final int callingUid = Binder.getCallingUid(); 9953 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9954 9955 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9956 try { 9957 if (observer != null) { 9958 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9959 } 9960 } catch (RemoteException re) { 9961 } 9962 return; 9963 } 9964 9965 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9966 installFlags |= PackageManager.INSTALL_FROM_ADB; 9967 9968 } else { 9969 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9970 // about installerPackageName. 9971 9972 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9973 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9974 } 9975 9976 UserHandle user; 9977 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9978 user = UserHandle.ALL; 9979 } else { 9980 user = new UserHandle(userId); 9981 } 9982 9983 // Only system components can circumvent runtime permissions when installing. 9984 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9985 && mContext.checkCallingOrSelfPermission(Manifest.permission 9986 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9987 throw new SecurityException("You need the " 9988 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9989 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9990 } 9991 9992 verificationParams.setInstallerUid(callingUid); 9993 9994 final File originFile = new File(originPath); 9995 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9996 9997 final Message msg = mHandler.obtainMessage(INIT_COPY); 9998 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9999 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10000 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10001 msg.obj = params; 10002 10003 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10004 System.identityHashCode(msg.obj)); 10005 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10006 System.identityHashCode(msg.obj)); 10007 10008 mHandler.sendMessage(msg); 10009 } 10010 10011 void installStage(String packageName, File stagedDir, String stagedCid, 10012 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10013 String installerPackageName, int installerUid, UserHandle user) { 10014 if (DEBUG_EPHEMERAL) { 10015 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10016 Slog.d(TAG, "Ephemeral install of " + packageName); 10017 } 10018 } 10019 final VerificationParams verifParams = new VerificationParams( 10020 null, sessionParams.originatingUri, sessionParams.referrerUri, 10021 sessionParams.originatingUid, null); 10022 verifParams.setInstallerUid(installerUid); 10023 10024 final OriginInfo origin; 10025 if (stagedDir != null) { 10026 origin = OriginInfo.fromStagedFile(stagedDir); 10027 } else { 10028 origin = OriginInfo.fromStagedContainer(stagedCid); 10029 } 10030 10031 final Message msg = mHandler.obtainMessage(INIT_COPY); 10032 final InstallParams params = new InstallParams(origin, null, observer, 10033 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10034 verifParams, user, sessionParams.abiOverride, 10035 sessionParams.grantedRuntimePermissions); 10036 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10037 msg.obj = params; 10038 10039 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10040 System.identityHashCode(msg.obj)); 10041 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10042 System.identityHashCode(msg.obj)); 10043 10044 mHandler.sendMessage(msg); 10045 } 10046 10047 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10048 Bundle extras = new Bundle(1); 10049 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10050 10051 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10052 packageName, extras, 0, null, null, new int[] {userId}); 10053 try { 10054 IActivityManager am = ActivityManagerNative.getDefault(); 10055 final boolean isSystem = 10056 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10057 if (isSystem && am.isUserRunning(userId, 0)) { 10058 // The just-installed/enabled app is bundled on the system, so presumed 10059 // to be able to run automatically without needing an explicit launch. 10060 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10061 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10062 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10063 .setPackage(packageName); 10064 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10065 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10066 } 10067 } catch (RemoteException e) { 10068 // shouldn't happen 10069 Slog.w(TAG, "Unable to bootstrap installed package", e); 10070 } 10071 } 10072 10073 @Override 10074 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10075 int userId) { 10076 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10077 PackageSetting pkgSetting; 10078 final int uid = Binder.getCallingUid(); 10079 enforceCrossUserPermission(uid, userId, true, true, 10080 "setApplicationHiddenSetting for user " + userId); 10081 10082 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10083 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10084 return false; 10085 } 10086 10087 long callingId = Binder.clearCallingIdentity(); 10088 try { 10089 boolean sendAdded = false; 10090 boolean sendRemoved = false; 10091 // writer 10092 synchronized (mPackages) { 10093 pkgSetting = mSettings.mPackages.get(packageName); 10094 if (pkgSetting == null) { 10095 return false; 10096 } 10097 if (pkgSetting.getHidden(userId) != hidden) { 10098 pkgSetting.setHidden(hidden, userId); 10099 mSettings.writePackageRestrictionsLPr(userId); 10100 if (hidden) { 10101 sendRemoved = true; 10102 } else { 10103 sendAdded = true; 10104 } 10105 } 10106 } 10107 if (sendAdded) { 10108 sendPackageAddedForUser(packageName, pkgSetting, userId); 10109 return true; 10110 } 10111 if (sendRemoved) { 10112 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10113 "hiding pkg"); 10114 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10115 return true; 10116 } 10117 } finally { 10118 Binder.restoreCallingIdentity(callingId); 10119 } 10120 return false; 10121 } 10122 10123 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10124 int userId) { 10125 final PackageRemovedInfo info = new PackageRemovedInfo(); 10126 info.removedPackage = packageName; 10127 info.removedUsers = new int[] {userId}; 10128 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10129 info.sendBroadcast(false, false, false); 10130 } 10131 10132 /** 10133 * Returns true if application is not found or there was an error. Otherwise it returns 10134 * the hidden state of the package for the given user. 10135 */ 10136 @Override 10137 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10138 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10139 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10140 false, "getApplicationHidden for user " + userId); 10141 PackageSetting pkgSetting; 10142 long callingId = Binder.clearCallingIdentity(); 10143 try { 10144 // writer 10145 synchronized (mPackages) { 10146 pkgSetting = mSettings.mPackages.get(packageName); 10147 if (pkgSetting == null) { 10148 return true; 10149 } 10150 return pkgSetting.getHidden(userId); 10151 } 10152 } finally { 10153 Binder.restoreCallingIdentity(callingId); 10154 } 10155 } 10156 10157 /** 10158 * @hide 10159 */ 10160 @Override 10161 public int installExistingPackageAsUser(String packageName, int userId) { 10162 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10163 null); 10164 PackageSetting pkgSetting; 10165 final int uid = Binder.getCallingUid(); 10166 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10167 + userId); 10168 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10169 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10170 } 10171 10172 long callingId = Binder.clearCallingIdentity(); 10173 try { 10174 boolean sendAdded = false; 10175 10176 // writer 10177 synchronized (mPackages) { 10178 pkgSetting = mSettings.mPackages.get(packageName); 10179 if (pkgSetting == null) { 10180 return PackageManager.INSTALL_FAILED_INVALID_URI; 10181 } 10182 if (!pkgSetting.getInstalled(userId)) { 10183 pkgSetting.setInstalled(true, userId); 10184 pkgSetting.setHidden(false, userId); 10185 mSettings.writePackageRestrictionsLPr(userId); 10186 sendAdded = true; 10187 } 10188 } 10189 10190 if (sendAdded) { 10191 sendPackageAddedForUser(packageName, pkgSetting, userId); 10192 } 10193 } finally { 10194 Binder.restoreCallingIdentity(callingId); 10195 } 10196 10197 return PackageManager.INSTALL_SUCCEEDED; 10198 } 10199 10200 boolean isUserRestricted(int userId, String restrictionKey) { 10201 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10202 if (restrictions.getBoolean(restrictionKey, false)) { 10203 Log.w(TAG, "User is restricted: " + restrictionKey); 10204 return true; 10205 } 10206 return false; 10207 } 10208 10209 @Override 10210 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10211 mContext.enforceCallingOrSelfPermission( 10212 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10213 "Only package verification agents can verify applications"); 10214 10215 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10216 final PackageVerificationResponse response = new PackageVerificationResponse( 10217 verificationCode, Binder.getCallingUid()); 10218 msg.arg1 = id; 10219 msg.obj = response; 10220 mHandler.sendMessage(msg); 10221 } 10222 10223 @Override 10224 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10225 long millisecondsToDelay) { 10226 mContext.enforceCallingOrSelfPermission( 10227 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10228 "Only package verification agents can extend verification timeouts"); 10229 10230 final PackageVerificationState state = mPendingVerification.get(id); 10231 final PackageVerificationResponse response = new PackageVerificationResponse( 10232 verificationCodeAtTimeout, Binder.getCallingUid()); 10233 10234 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10235 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10236 } 10237 if (millisecondsToDelay < 0) { 10238 millisecondsToDelay = 0; 10239 } 10240 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10241 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10242 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10243 } 10244 10245 if ((state != null) && !state.timeoutExtended()) { 10246 state.extendTimeout(); 10247 10248 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10249 msg.arg1 = id; 10250 msg.obj = response; 10251 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10252 } 10253 } 10254 10255 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10256 int verificationCode, UserHandle user) { 10257 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10258 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10259 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10260 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10261 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10262 10263 mContext.sendBroadcastAsUser(intent, user, 10264 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10265 } 10266 10267 private ComponentName matchComponentForVerifier(String packageName, 10268 List<ResolveInfo> receivers) { 10269 ActivityInfo targetReceiver = null; 10270 10271 final int NR = receivers.size(); 10272 for (int i = 0; i < NR; i++) { 10273 final ResolveInfo info = receivers.get(i); 10274 if (info.activityInfo == null) { 10275 continue; 10276 } 10277 10278 if (packageName.equals(info.activityInfo.packageName)) { 10279 targetReceiver = info.activityInfo; 10280 break; 10281 } 10282 } 10283 10284 if (targetReceiver == null) { 10285 return null; 10286 } 10287 10288 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10289 } 10290 10291 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10292 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10293 if (pkgInfo.verifiers.length == 0) { 10294 return null; 10295 } 10296 10297 final int N = pkgInfo.verifiers.length; 10298 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10299 for (int i = 0; i < N; i++) { 10300 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10301 10302 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10303 receivers); 10304 if (comp == null) { 10305 continue; 10306 } 10307 10308 final int verifierUid = getUidForVerifier(verifierInfo); 10309 if (verifierUid == -1) { 10310 continue; 10311 } 10312 10313 if (DEBUG_VERIFY) { 10314 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10315 + " with the correct signature"); 10316 } 10317 sufficientVerifiers.add(comp); 10318 verificationState.addSufficientVerifier(verifierUid); 10319 } 10320 10321 return sufficientVerifiers; 10322 } 10323 10324 private int getUidForVerifier(VerifierInfo verifierInfo) { 10325 synchronized (mPackages) { 10326 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10327 if (pkg == null) { 10328 return -1; 10329 } else if (pkg.mSignatures.length != 1) { 10330 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10331 + " has more than one signature; ignoring"); 10332 return -1; 10333 } 10334 10335 /* 10336 * If the public key of the package's signature does not match 10337 * our expected public key, then this is a different package and 10338 * we should skip. 10339 */ 10340 10341 final byte[] expectedPublicKey; 10342 try { 10343 final Signature verifierSig = pkg.mSignatures[0]; 10344 final PublicKey publicKey = verifierSig.getPublicKey(); 10345 expectedPublicKey = publicKey.getEncoded(); 10346 } catch (CertificateException e) { 10347 return -1; 10348 } 10349 10350 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10351 10352 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10353 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10354 + " does not have the expected public key; ignoring"); 10355 return -1; 10356 } 10357 10358 return pkg.applicationInfo.uid; 10359 } 10360 } 10361 10362 @Override 10363 public void finishPackageInstall(int token) { 10364 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10365 10366 if (DEBUG_INSTALL) { 10367 Slog.v(TAG, "BM finishing package install for " + token); 10368 } 10369 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10370 10371 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10372 mHandler.sendMessage(msg); 10373 } 10374 10375 /** 10376 * Get the verification agent timeout. 10377 * 10378 * @return verification timeout in milliseconds 10379 */ 10380 private long getVerificationTimeout() { 10381 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10382 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10383 DEFAULT_VERIFICATION_TIMEOUT); 10384 } 10385 10386 /** 10387 * Get the default verification agent response code. 10388 * 10389 * @return default verification response code 10390 */ 10391 private int getDefaultVerificationResponse() { 10392 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10393 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10394 DEFAULT_VERIFICATION_RESPONSE); 10395 } 10396 10397 /** 10398 * Check whether or not package verification has been enabled. 10399 * 10400 * @return true if verification should be performed 10401 */ 10402 private boolean isVerificationEnabled(int userId, int installFlags) { 10403 if (!DEFAULT_VERIFY_ENABLE) { 10404 return false; 10405 } 10406 // TODO: fix b/25118622; don't bypass verification 10407 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10408 return false; 10409 } 10410 // Ephemeral apps don't get the full verification treatment 10411 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10412 if (DEBUG_EPHEMERAL) { 10413 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10414 } 10415 return false; 10416 } 10417 10418 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10419 10420 // Check if installing from ADB 10421 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10422 // Do not run verification in a test harness environment 10423 if (ActivityManager.isRunningInTestHarness()) { 10424 return false; 10425 } 10426 if (ensureVerifyAppsEnabled) { 10427 return true; 10428 } 10429 // Check if the developer does not want package verification for ADB installs 10430 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10431 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10432 return false; 10433 } 10434 } 10435 10436 if (ensureVerifyAppsEnabled) { 10437 return true; 10438 } 10439 10440 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10441 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10442 } 10443 10444 @Override 10445 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10446 throws RemoteException { 10447 mContext.enforceCallingOrSelfPermission( 10448 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10449 "Only intentfilter verification agents can verify applications"); 10450 10451 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10452 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10453 Binder.getCallingUid(), verificationCode, failedDomains); 10454 msg.arg1 = id; 10455 msg.obj = response; 10456 mHandler.sendMessage(msg); 10457 } 10458 10459 @Override 10460 public int getIntentVerificationStatus(String packageName, int userId) { 10461 synchronized (mPackages) { 10462 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10463 } 10464 } 10465 10466 @Override 10467 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10468 mContext.enforceCallingOrSelfPermission( 10469 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10470 10471 boolean result = false; 10472 synchronized (mPackages) { 10473 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10474 } 10475 if (result) { 10476 scheduleWritePackageRestrictionsLocked(userId); 10477 } 10478 return result; 10479 } 10480 10481 @Override 10482 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10483 synchronized (mPackages) { 10484 return mSettings.getIntentFilterVerificationsLPr(packageName); 10485 } 10486 } 10487 10488 @Override 10489 public List<IntentFilter> getAllIntentFilters(String packageName) { 10490 if (TextUtils.isEmpty(packageName)) { 10491 return Collections.<IntentFilter>emptyList(); 10492 } 10493 synchronized (mPackages) { 10494 PackageParser.Package pkg = mPackages.get(packageName); 10495 if (pkg == null || pkg.activities == null) { 10496 return Collections.<IntentFilter>emptyList(); 10497 } 10498 final int count = pkg.activities.size(); 10499 ArrayList<IntentFilter> result = new ArrayList<>(); 10500 for (int n=0; n<count; n++) { 10501 PackageParser.Activity activity = pkg.activities.get(n); 10502 if (activity.intents != null || activity.intents.size() > 0) { 10503 result.addAll(activity.intents); 10504 } 10505 } 10506 return result; 10507 } 10508 } 10509 10510 @Override 10511 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10512 mContext.enforceCallingOrSelfPermission( 10513 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10514 10515 synchronized (mPackages) { 10516 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10517 if (packageName != null) { 10518 result |= updateIntentVerificationStatus(packageName, 10519 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10520 userId); 10521 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10522 packageName, userId); 10523 } 10524 return result; 10525 } 10526 } 10527 10528 @Override 10529 public String getDefaultBrowserPackageName(int userId) { 10530 synchronized (mPackages) { 10531 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10532 } 10533 } 10534 10535 /** 10536 * Get the "allow unknown sources" setting. 10537 * 10538 * @return the current "allow unknown sources" setting 10539 */ 10540 private int getUnknownSourcesSettings() { 10541 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10542 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10543 -1); 10544 } 10545 10546 @Override 10547 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10548 final int uid = Binder.getCallingUid(); 10549 // writer 10550 synchronized (mPackages) { 10551 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10552 if (targetPackageSetting == null) { 10553 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10554 } 10555 10556 PackageSetting installerPackageSetting; 10557 if (installerPackageName != null) { 10558 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10559 if (installerPackageSetting == null) { 10560 throw new IllegalArgumentException("Unknown installer package: " 10561 + installerPackageName); 10562 } 10563 } else { 10564 installerPackageSetting = null; 10565 } 10566 10567 Signature[] callerSignature; 10568 Object obj = mSettings.getUserIdLPr(uid); 10569 if (obj != null) { 10570 if (obj instanceof SharedUserSetting) { 10571 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10572 } else if (obj instanceof PackageSetting) { 10573 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10574 } else { 10575 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10576 } 10577 } else { 10578 throw new SecurityException("Unknown calling uid " + uid); 10579 } 10580 10581 // Verify: can't set installerPackageName to a package that is 10582 // not signed with the same cert as the caller. 10583 if (installerPackageSetting != null) { 10584 if (compareSignatures(callerSignature, 10585 installerPackageSetting.signatures.mSignatures) 10586 != PackageManager.SIGNATURE_MATCH) { 10587 throw new SecurityException( 10588 "Caller does not have same cert as new installer package " 10589 + installerPackageName); 10590 } 10591 } 10592 10593 // Verify: if target already has an installer package, it must 10594 // be signed with the same cert as the caller. 10595 if (targetPackageSetting.installerPackageName != null) { 10596 PackageSetting setting = mSettings.mPackages.get( 10597 targetPackageSetting.installerPackageName); 10598 // If the currently set package isn't valid, then it's always 10599 // okay to change it. 10600 if (setting != null) { 10601 if (compareSignatures(callerSignature, 10602 setting.signatures.mSignatures) 10603 != PackageManager.SIGNATURE_MATCH) { 10604 throw new SecurityException( 10605 "Caller does not have same cert as old installer package " 10606 + targetPackageSetting.installerPackageName); 10607 } 10608 } 10609 } 10610 10611 // Okay! 10612 targetPackageSetting.installerPackageName = installerPackageName; 10613 scheduleWriteSettingsLocked(); 10614 } 10615 } 10616 10617 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10618 // Queue up an async operation since the package installation may take a little while. 10619 mHandler.post(new Runnable() { 10620 public void run() { 10621 mHandler.removeCallbacks(this); 10622 // Result object to be returned 10623 PackageInstalledInfo res = new PackageInstalledInfo(); 10624 res.returnCode = currentStatus; 10625 res.uid = -1; 10626 res.pkg = null; 10627 res.removedInfo = new PackageRemovedInfo(); 10628 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10629 args.doPreInstall(res.returnCode); 10630 synchronized (mInstallLock) { 10631 installPackageTracedLI(args, res); 10632 } 10633 args.doPostInstall(res.returnCode, res.uid); 10634 } 10635 10636 // A restore should be performed at this point if (a) the install 10637 // succeeded, (b) the operation is not an update, and (c) the new 10638 // package has not opted out of backup participation. 10639 final boolean update = res.removedInfo.removedPackage != null; 10640 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10641 boolean doRestore = !update 10642 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10643 10644 // Set up the post-install work request bookkeeping. This will be used 10645 // and cleaned up by the post-install event handling regardless of whether 10646 // there's a restore pass performed. Token values are >= 1. 10647 int token; 10648 if (mNextInstallToken < 0) mNextInstallToken = 1; 10649 token = mNextInstallToken++; 10650 10651 PostInstallData data = new PostInstallData(args, res); 10652 mRunningInstalls.put(token, data); 10653 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10654 10655 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10656 // Pass responsibility to the Backup Manager. It will perform a 10657 // restore if appropriate, then pass responsibility back to the 10658 // Package Manager to run the post-install observer callbacks 10659 // and broadcasts. 10660 IBackupManager bm = IBackupManager.Stub.asInterface( 10661 ServiceManager.getService(Context.BACKUP_SERVICE)); 10662 if (bm != null) { 10663 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10664 + " to BM for possible restore"); 10665 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10666 try { 10667 // TODO: http://b/22388012 10668 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10669 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10670 } else { 10671 doRestore = false; 10672 } 10673 } catch (RemoteException e) { 10674 // can't happen; the backup manager is local 10675 } catch (Exception e) { 10676 Slog.e(TAG, "Exception trying to enqueue restore", e); 10677 doRestore = false; 10678 } 10679 } else { 10680 Slog.e(TAG, "Backup Manager not found!"); 10681 doRestore = false; 10682 } 10683 } 10684 10685 if (!doRestore) { 10686 // No restore possible, or the Backup Manager was mysteriously not 10687 // available -- just fire the post-install work request directly. 10688 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10689 10690 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10691 10692 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10693 mHandler.sendMessage(msg); 10694 } 10695 } 10696 }); 10697 } 10698 10699 private abstract class HandlerParams { 10700 private static final int MAX_RETRIES = 4; 10701 10702 /** 10703 * Number of times startCopy() has been attempted and had a non-fatal 10704 * error. 10705 */ 10706 private int mRetries = 0; 10707 10708 /** User handle for the user requesting the information or installation. */ 10709 private final UserHandle mUser; 10710 String traceMethod; 10711 int traceCookie; 10712 10713 HandlerParams(UserHandle user) { 10714 mUser = user; 10715 } 10716 10717 UserHandle getUser() { 10718 return mUser; 10719 } 10720 10721 HandlerParams setTraceMethod(String traceMethod) { 10722 this.traceMethod = traceMethod; 10723 return this; 10724 } 10725 10726 HandlerParams setTraceCookie(int traceCookie) { 10727 this.traceCookie = traceCookie; 10728 return this; 10729 } 10730 10731 final boolean startCopy() { 10732 boolean res; 10733 try { 10734 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10735 10736 if (++mRetries > MAX_RETRIES) { 10737 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10738 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10739 handleServiceError(); 10740 return false; 10741 } else { 10742 handleStartCopy(); 10743 res = true; 10744 } 10745 } catch (RemoteException e) { 10746 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10747 mHandler.sendEmptyMessage(MCS_RECONNECT); 10748 res = false; 10749 } 10750 handleReturnCode(); 10751 return res; 10752 } 10753 10754 final void serviceError() { 10755 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10756 handleServiceError(); 10757 handleReturnCode(); 10758 } 10759 10760 abstract void handleStartCopy() throws RemoteException; 10761 abstract void handleServiceError(); 10762 abstract void handleReturnCode(); 10763 } 10764 10765 class MeasureParams extends HandlerParams { 10766 private final PackageStats mStats; 10767 private boolean mSuccess; 10768 10769 private final IPackageStatsObserver mObserver; 10770 10771 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10772 super(new UserHandle(stats.userHandle)); 10773 mObserver = observer; 10774 mStats = stats; 10775 } 10776 10777 @Override 10778 public String toString() { 10779 return "MeasureParams{" 10780 + Integer.toHexString(System.identityHashCode(this)) 10781 + " " + mStats.packageName + "}"; 10782 } 10783 10784 @Override 10785 void handleStartCopy() throws RemoteException { 10786 synchronized (mInstallLock) { 10787 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10788 } 10789 10790 if (mSuccess) { 10791 final boolean mounted; 10792 if (Environment.isExternalStorageEmulated()) { 10793 mounted = true; 10794 } else { 10795 final String status = Environment.getExternalStorageState(); 10796 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10797 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10798 } 10799 10800 if (mounted) { 10801 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10802 10803 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10804 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10805 10806 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10807 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10808 10809 // Always subtract cache size, since it's a subdirectory 10810 mStats.externalDataSize -= mStats.externalCacheSize; 10811 10812 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10813 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10814 10815 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10816 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10817 } 10818 } 10819 } 10820 10821 @Override 10822 void handleReturnCode() { 10823 if (mObserver != null) { 10824 try { 10825 mObserver.onGetStatsCompleted(mStats, mSuccess); 10826 } catch (RemoteException e) { 10827 Slog.i(TAG, "Observer no longer exists."); 10828 } 10829 } 10830 } 10831 10832 @Override 10833 void handleServiceError() { 10834 Slog.e(TAG, "Could not measure application " + mStats.packageName 10835 + " external storage"); 10836 } 10837 } 10838 10839 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10840 throws RemoteException { 10841 long result = 0; 10842 for (File path : paths) { 10843 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10844 } 10845 return result; 10846 } 10847 10848 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10849 for (File path : paths) { 10850 try { 10851 mcs.clearDirectory(path.getAbsolutePath()); 10852 } catch (RemoteException e) { 10853 } 10854 } 10855 } 10856 10857 static class OriginInfo { 10858 /** 10859 * Location where install is coming from, before it has been 10860 * copied/renamed into place. This could be a single monolithic APK 10861 * file, or a cluster directory. This location may be untrusted. 10862 */ 10863 final File file; 10864 final String cid; 10865 10866 /** 10867 * Flag indicating that {@link #file} or {@link #cid} has already been 10868 * staged, meaning downstream users don't need to defensively copy the 10869 * contents. 10870 */ 10871 final boolean staged; 10872 10873 /** 10874 * Flag indicating that {@link #file} or {@link #cid} is an already 10875 * installed app that is being moved. 10876 */ 10877 final boolean existing; 10878 10879 final String resolvedPath; 10880 final File resolvedFile; 10881 10882 static OriginInfo fromNothing() { 10883 return new OriginInfo(null, null, false, false); 10884 } 10885 10886 static OriginInfo fromUntrustedFile(File file) { 10887 return new OriginInfo(file, null, false, false); 10888 } 10889 10890 static OriginInfo fromExistingFile(File file) { 10891 return new OriginInfo(file, null, false, true); 10892 } 10893 10894 static OriginInfo fromStagedFile(File file) { 10895 return new OriginInfo(file, null, true, false); 10896 } 10897 10898 static OriginInfo fromStagedContainer(String cid) { 10899 return new OriginInfo(null, cid, true, false); 10900 } 10901 10902 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10903 this.file = file; 10904 this.cid = cid; 10905 this.staged = staged; 10906 this.existing = existing; 10907 10908 if (cid != null) { 10909 resolvedPath = PackageHelper.getSdDir(cid); 10910 resolvedFile = new File(resolvedPath); 10911 } else if (file != null) { 10912 resolvedPath = file.getAbsolutePath(); 10913 resolvedFile = file; 10914 } else { 10915 resolvedPath = null; 10916 resolvedFile = null; 10917 } 10918 } 10919 } 10920 10921 class MoveInfo { 10922 final int moveId; 10923 final String fromUuid; 10924 final String toUuid; 10925 final String packageName; 10926 final String dataAppName; 10927 final int appId; 10928 final String seinfo; 10929 10930 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10931 String dataAppName, int appId, String seinfo) { 10932 this.moveId = moveId; 10933 this.fromUuid = fromUuid; 10934 this.toUuid = toUuid; 10935 this.packageName = packageName; 10936 this.dataAppName = dataAppName; 10937 this.appId = appId; 10938 this.seinfo = seinfo; 10939 } 10940 } 10941 10942 class InstallParams extends HandlerParams { 10943 final OriginInfo origin; 10944 final MoveInfo move; 10945 final IPackageInstallObserver2 observer; 10946 int installFlags; 10947 final String installerPackageName; 10948 final String volumeUuid; 10949 final VerificationParams verificationParams; 10950 private InstallArgs mArgs; 10951 private int mRet; 10952 final String packageAbiOverride; 10953 final String[] grantedRuntimePermissions; 10954 10955 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10956 int installFlags, String installerPackageName, String volumeUuid, 10957 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10958 String[] grantedPermissions) { 10959 super(user); 10960 this.origin = origin; 10961 this.move = move; 10962 this.observer = observer; 10963 this.installFlags = installFlags; 10964 this.installerPackageName = installerPackageName; 10965 this.volumeUuid = volumeUuid; 10966 this.verificationParams = verificationParams; 10967 this.packageAbiOverride = packageAbiOverride; 10968 this.grantedRuntimePermissions = grantedPermissions; 10969 } 10970 10971 @Override 10972 public String toString() { 10973 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10974 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10975 } 10976 10977 public ManifestDigest getManifestDigest() { 10978 if (verificationParams == null) { 10979 return null; 10980 } 10981 return verificationParams.getManifestDigest(); 10982 } 10983 10984 private int installLocationPolicy(PackageInfoLite pkgLite) { 10985 String packageName = pkgLite.packageName; 10986 int installLocation = pkgLite.installLocation; 10987 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10988 // reader 10989 synchronized (mPackages) { 10990 PackageParser.Package pkg = mPackages.get(packageName); 10991 if (pkg != null) { 10992 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10993 // Check for downgrading. 10994 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10995 try { 10996 checkDowngrade(pkg, pkgLite); 10997 } catch (PackageManagerException e) { 10998 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10999 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11000 } 11001 } 11002 // Check for updated system application. 11003 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11004 if (onSd) { 11005 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11006 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11007 } 11008 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11009 } else { 11010 if (onSd) { 11011 // Install flag overrides everything. 11012 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11013 } 11014 // If current upgrade specifies particular preference 11015 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11016 // Application explicitly specified internal. 11017 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11018 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11019 // App explictly prefers external. Let policy decide 11020 } else { 11021 // Prefer previous location 11022 if (isExternal(pkg)) { 11023 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11024 } 11025 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11026 } 11027 } 11028 } else { 11029 // Invalid install. Return error code 11030 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11031 } 11032 } 11033 } 11034 // All the special cases have been taken care of. 11035 // Return result based on recommended install location. 11036 if (onSd) { 11037 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11038 } 11039 return pkgLite.recommendedInstallLocation; 11040 } 11041 11042 /* 11043 * Invoke remote method to get package information and install 11044 * location values. Override install location based on default 11045 * policy if needed and then create install arguments based 11046 * on the install location. 11047 */ 11048 public void handleStartCopy() throws RemoteException { 11049 int ret = PackageManager.INSTALL_SUCCEEDED; 11050 11051 // If we're already staged, we've firmly committed to an install location 11052 if (origin.staged) { 11053 if (origin.file != null) { 11054 installFlags |= PackageManager.INSTALL_INTERNAL; 11055 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11056 } else if (origin.cid != null) { 11057 installFlags |= PackageManager.INSTALL_EXTERNAL; 11058 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11059 } else { 11060 throw new IllegalStateException("Invalid stage location"); 11061 } 11062 } 11063 11064 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11065 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11066 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11067 PackageInfoLite pkgLite = null; 11068 11069 if (onInt && onSd) { 11070 // Check if both bits are set. 11071 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11072 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11073 } else if (onSd && ephemeral) { 11074 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11075 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11076 } else { 11077 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11078 packageAbiOverride); 11079 11080 if (DEBUG_EPHEMERAL && ephemeral) { 11081 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11082 } 11083 11084 /* 11085 * If we have too little free space, try to free cache 11086 * before giving up. 11087 */ 11088 if (!origin.staged && pkgLite.recommendedInstallLocation 11089 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11090 // TODO: focus freeing disk space on the target device 11091 final StorageManager storage = StorageManager.from(mContext); 11092 final long lowThreshold = storage.getStorageLowBytes( 11093 Environment.getDataDirectory()); 11094 11095 final long sizeBytes = mContainerService.calculateInstalledSize( 11096 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11097 11098 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11099 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11100 installFlags, packageAbiOverride); 11101 } 11102 11103 /* 11104 * The cache free must have deleted the file we 11105 * downloaded to install. 11106 * 11107 * TODO: fix the "freeCache" call to not delete 11108 * the file we care about. 11109 */ 11110 if (pkgLite.recommendedInstallLocation 11111 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11112 pkgLite.recommendedInstallLocation 11113 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11114 } 11115 } 11116 } 11117 11118 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11119 int loc = pkgLite.recommendedInstallLocation; 11120 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11121 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11122 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11123 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11124 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11125 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11126 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11127 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11128 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11129 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11130 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11131 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11132 } else { 11133 // Override with defaults if needed. 11134 loc = installLocationPolicy(pkgLite); 11135 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11136 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11137 } else if (!onSd && !onInt) { 11138 // Override install location with flags 11139 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11140 // Set the flag to install on external media. 11141 installFlags |= PackageManager.INSTALL_EXTERNAL; 11142 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11143 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11144 if (DEBUG_EPHEMERAL) { 11145 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11146 } 11147 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11148 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11149 |PackageManager.INSTALL_INTERNAL); 11150 } else { 11151 // Make sure the flag for installing on external 11152 // media is unset 11153 installFlags |= PackageManager.INSTALL_INTERNAL; 11154 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11155 } 11156 } 11157 } 11158 } 11159 11160 final InstallArgs args = createInstallArgs(this); 11161 mArgs = args; 11162 11163 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11164 // TODO: http://b/22976637 11165 // Apps installed for "all" users use the device owner to verify the app 11166 UserHandle verifierUser = getUser(); 11167 if (verifierUser == UserHandle.ALL) { 11168 verifierUser = UserHandle.SYSTEM; 11169 } 11170 11171 /* 11172 * Determine if we have any installed package verifiers. If we 11173 * do, then we'll defer to them to verify the packages. 11174 */ 11175 final int requiredUid = mRequiredVerifierPackage == null ? -1 11176 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11177 if (!origin.existing && requiredUid != -1 11178 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11179 final Intent verification = new Intent( 11180 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11181 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11182 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11183 PACKAGE_MIME_TYPE); 11184 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11185 11186 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11187 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11188 verifierUser.getIdentifier()); 11189 11190 if (DEBUG_VERIFY) { 11191 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11192 + verification.toString() + " with " + pkgLite.verifiers.length 11193 + " optional verifiers"); 11194 } 11195 11196 final int verificationId = mPendingVerificationToken++; 11197 11198 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11199 11200 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11201 installerPackageName); 11202 11203 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11204 installFlags); 11205 11206 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11207 pkgLite.packageName); 11208 11209 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11210 pkgLite.versionCode); 11211 11212 if (verificationParams != null) { 11213 if (verificationParams.getVerificationURI() != null) { 11214 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11215 verificationParams.getVerificationURI()); 11216 } 11217 if (verificationParams.getOriginatingURI() != null) { 11218 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11219 verificationParams.getOriginatingURI()); 11220 } 11221 if (verificationParams.getReferrer() != null) { 11222 verification.putExtra(Intent.EXTRA_REFERRER, 11223 verificationParams.getReferrer()); 11224 } 11225 if (verificationParams.getOriginatingUid() >= 0) { 11226 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11227 verificationParams.getOriginatingUid()); 11228 } 11229 if (verificationParams.getInstallerUid() >= 0) { 11230 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11231 verificationParams.getInstallerUid()); 11232 } 11233 } 11234 11235 final PackageVerificationState verificationState = new PackageVerificationState( 11236 requiredUid, args); 11237 11238 mPendingVerification.append(verificationId, verificationState); 11239 11240 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11241 receivers, verificationState); 11242 11243 /* 11244 * If any sufficient verifiers were listed in the package 11245 * manifest, attempt to ask them. 11246 */ 11247 if (sufficientVerifiers != null) { 11248 final int N = sufficientVerifiers.size(); 11249 if (N == 0) { 11250 Slog.i(TAG, "Additional verifiers required, but none installed."); 11251 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11252 } else { 11253 for (int i = 0; i < N; i++) { 11254 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11255 11256 final Intent sufficientIntent = new Intent(verification); 11257 sufficientIntent.setComponent(verifierComponent); 11258 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11259 } 11260 } 11261 } 11262 11263 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11264 mRequiredVerifierPackage, receivers); 11265 if (ret == PackageManager.INSTALL_SUCCEEDED 11266 && mRequiredVerifierPackage != null) { 11267 Trace.asyncTraceBegin( 11268 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11269 /* 11270 * Send the intent to the required verification agent, 11271 * but only start the verification timeout after the 11272 * target BroadcastReceivers have run. 11273 */ 11274 verification.setComponent(requiredVerifierComponent); 11275 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11276 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11277 new BroadcastReceiver() { 11278 @Override 11279 public void onReceive(Context context, Intent intent) { 11280 final Message msg = mHandler 11281 .obtainMessage(CHECK_PENDING_VERIFICATION); 11282 msg.arg1 = verificationId; 11283 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11284 } 11285 }, null, 0, null, null); 11286 11287 /* 11288 * We don't want the copy to proceed until verification 11289 * succeeds, so null out this field. 11290 */ 11291 mArgs = null; 11292 } 11293 } else { 11294 /* 11295 * No package verification is enabled, so immediately start 11296 * the remote call to initiate copy using temporary file. 11297 */ 11298 ret = args.copyApk(mContainerService, true); 11299 } 11300 } 11301 11302 mRet = ret; 11303 } 11304 11305 @Override 11306 void handleReturnCode() { 11307 // If mArgs is null, then MCS couldn't be reached. When it 11308 // reconnects, it will try again to install. At that point, this 11309 // will succeed. 11310 if (mArgs != null) { 11311 processPendingInstall(mArgs, mRet); 11312 } 11313 } 11314 11315 @Override 11316 void handleServiceError() { 11317 mArgs = createInstallArgs(this); 11318 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11319 } 11320 11321 public boolean isForwardLocked() { 11322 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11323 } 11324 } 11325 11326 /** 11327 * Used during creation of InstallArgs 11328 * 11329 * @param installFlags package installation flags 11330 * @return true if should be installed on external storage 11331 */ 11332 private static boolean installOnExternalAsec(int installFlags) { 11333 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11334 return false; 11335 } 11336 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11337 return true; 11338 } 11339 return false; 11340 } 11341 11342 /** 11343 * Used during creation of InstallArgs 11344 * 11345 * @param installFlags package installation flags 11346 * @return true if should be installed as forward locked 11347 */ 11348 private static boolean installForwardLocked(int installFlags) { 11349 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11350 } 11351 11352 private InstallArgs createInstallArgs(InstallParams params) { 11353 if (params.move != null) { 11354 return new MoveInstallArgs(params); 11355 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11356 return new AsecInstallArgs(params); 11357 } else { 11358 return new FileInstallArgs(params); 11359 } 11360 } 11361 11362 /** 11363 * Create args that describe an existing installed package. Typically used 11364 * when cleaning up old installs, or used as a move source. 11365 */ 11366 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11367 String resourcePath, String[] instructionSets) { 11368 final boolean isInAsec; 11369 if (installOnExternalAsec(installFlags)) { 11370 /* Apps on SD card are always in ASEC containers. */ 11371 isInAsec = true; 11372 } else if (installForwardLocked(installFlags) 11373 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11374 /* 11375 * Forward-locked apps are only in ASEC containers if they're the 11376 * new style 11377 */ 11378 isInAsec = true; 11379 } else { 11380 isInAsec = false; 11381 } 11382 11383 if (isInAsec) { 11384 return new AsecInstallArgs(codePath, instructionSets, 11385 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11386 } else { 11387 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11388 } 11389 } 11390 11391 static abstract class InstallArgs { 11392 /** @see InstallParams#origin */ 11393 final OriginInfo origin; 11394 /** @see InstallParams#move */ 11395 final MoveInfo move; 11396 11397 final IPackageInstallObserver2 observer; 11398 // Always refers to PackageManager flags only 11399 final int installFlags; 11400 final String installerPackageName; 11401 final String volumeUuid; 11402 final ManifestDigest manifestDigest; 11403 final UserHandle user; 11404 final String abiOverride; 11405 final String[] installGrantPermissions; 11406 /** If non-null, drop an async trace when the install completes */ 11407 final String traceMethod; 11408 final int traceCookie; 11409 11410 // The list of instruction sets supported by this app. This is currently 11411 // only used during the rmdex() phase to clean up resources. We can get rid of this 11412 // if we move dex files under the common app path. 11413 /* nullable */ String[] instructionSets; 11414 11415 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11416 int installFlags, String installerPackageName, String volumeUuid, 11417 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11418 String abiOverride, String[] installGrantPermissions, 11419 String traceMethod, int traceCookie) { 11420 this.origin = origin; 11421 this.move = move; 11422 this.installFlags = installFlags; 11423 this.observer = observer; 11424 this.installerPackageName = installerPackageName; 11425 this.volumeUuid = volumeUuid; 11426 this.manifestDigest = manifestDigest; 11427 this.user = user; 11428 this.instructionSets = instructionSets; 11429 this.abiOverride = abiOverride; 11430 this.installGrantPermissions = installGrantPermissions; 11431 this.traceMethod = traceMethod; 11432 this.traceCookie = traceCookie; 11433 } 11434 11435 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11436 abstract int doPreInstall(int status); 11437 11438 /** 11439 * Rename package into final resting place. All paths on the given 11440 * scanned package should be updated to reflect the rename. 11441 */ 11442 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11443 abstract int doPostInstall(int status, int uid); 11444 11445 /** @see PackageSettingBase#codePathString */ 11446 abstract String getCodePath(); 11447 /** @see PackageSettingBase#resourcePathString */ 11448 abstract String getResourcePath(); 11449 11450 // Need installer lock especially for dex file removal. 11451 abstract void cleanUpResourcesLI(); 11452 abstract boolean doPostDeleteLI(boolean delete); 11453 11454 /** 11455 * Called before the source arguments are copied. This is used mostly 11456 * for MoveParams when it needs to read the source file to put it in the 11457 * destination. 11458 */ 11459 int doPreCopy() { 11460 return PackageManager.INSTALL_SUCCEEDED; 11461 } 11462 11463 /** 11464 * Called after the source arguments are copied. This is used mostly for 11465 * MoveParams when it needs to read the source file to put it in the 11466 * destination. 11467 * 11468 * @return 11469 */ 11470 int doPostCopy(int uid) { 11471 return PackageManager.INSTALL_SUCCEEDED; 11472 } 11473 11474 protected boolean isFwdLocked() { 11475 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11476 } 11477 11478 protected boolean isExternalAsec() { 11479 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11480 } 11481 11482 protected boolean isEphemeral() { 11483 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11484 } 11485 11486 UserHandle getUser() { 11487 return user; 11488 } 11489 } 11490 11491 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11492 if (!allCodePaths.isEmpty()) { 11493 if (instructionSets == null) { 11494 throw new IllegalStateException("instructionSet == null"); 11495 } 11496 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11497 for (String codePath : allCodePaths) { 11498 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11499 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11500 if (retCode < 0) { 11501 Slog.w(TAG, "Couldn't remove dex file for package: " 11502 + " at location " + codePath + ", retcode=" + retCode); 11503 // we don't consider this to be a failure of the core package deletion 11504 } 11505 } 11506 } 11507 } 11508 } 11509 11510 /** 11511 * Logic to handle installation of non-ASEC applications, including copying 11512 * and renaming logic. 11513 */ 11514 class FileInstallArgs extends InstallArgs { 11515 private File codeFile; 11516 private File resourceFile; 11517 11518 // Example topology: 11519 // /data/app/com.example/base.apk 11520 // /data/app/com.example/split_foo.apk 11521 // /data/app/com.example/lib/arm/libfoo.so 11522 // /data/app/com.example/lib/arm64/libfoo.so 11523 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11524 11525 /** New install */ 11526 FileInstallArgs(InstallParams params) { 11527 super(params.origin, params.move, params.observer, params.installFlags, 11528 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11529 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11530 params.grantedRuntimePermissions, 11531 params.traceMethod, params.traceCookie); 11532 if (isFwdLocked()) { 11533 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11534 } 11535 } 11536 11537 /** Existing install */ 11538 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11539 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11540 null, null, null, 0); 11541 this.codeFile = (codePath != null) ? new File(codePath) : null; 11542 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11543 } 11544 11545 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11547 try { 11548 return doCopyApk(imcs, temp); 11549 } finally { 11550 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11551 } 11552 } 11553 11554 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11555 if (origin.staged) { 11556 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11557 codeFile = origin.file; 11558 resourceFile = origin.file; 11559 return PackageManager.INSTALL_SUCCEEDED; 11560 } 11561 11562 try { 11563 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11564 final File tempDir = 11565 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11566 codeFile = tempDir; 11567 resourceFile = tempDir; 11568 } catch (IOException e) { 11569 Slog.w(TAG, "Failed to create copy file: " + e); 11570 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11571 } 11572 11573 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11574 @Override 11575 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11576 if (!FileUtils.isValidExtFilename(name)) { 11577 throw new IllegalArgumentException("Invalid filename: " + name); 11578 } 11579 try { 11580 final File file = new File(codeFile, name); 11581 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11582 O_RDWR | O_CREAT, 0644); 11583 Os.chmod(file.getAbsolutePath(), 0644); 11584 return new ParcelFileDescriptor(fd); 11585 } catch (ErrnoException e) { 11586 throw new RemoteException("Failed to open: " + e.getMessage()); 11587 } 11588 } 11589 }; 11590 11591 int ret = PackageManager.INSTALL_SUCCEEDED; 11592 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11593 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11594 Slog.e(TAG, "Failed to copy package"); 11595 return ret; 11596 } 11597 11598 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11599 NativeLibraryHelper.Handle handle = null; 11600 try { 11601 handle = NativeLibraryHelper.Handle.create(codeFile); 11602 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11603 abiOverride); 11604 } catch (IOException e) { 11605 Slog.e(TAG, "Copying native libraries failed", e); 11606 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11607 } finally { 11608 IoUtils.closeQuietly(handle); 11609 } 11610 11611 return ret; 11612 } 11613 11614 int doPreInstall(int status) { 11615 if (status != PackageManager.INSTALL_SUCCEEDED) { 11616 cleanUp(); 11617 } 11618 return status; 11619 } 11620 11621 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11622 if (status != PackageManager.INSTALL_SUCCEEDED) { 11623 cleanUp(); 11624 return false; 11625 } 11626 11627 final File targetDir = codeFile.getParentFile(); 11628 final File beforeCodeFile = codeFile; 11629 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11630 11631 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11632 try { 11633 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11634 } catch (ErrnoException e) { 11635 Slog.w(TAG, "Failed to rename", e); 11636 return false; 11637 } 11638 11639 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11640 Slog.w(TAG, "Failed to restorecon"); 11641 return false; 11642 } 11643 11644 // Reflect the rename internally 11645 codeFile = afterCodeFile; 11646 resourceFile = afterCodeFile; 11647 11648 // Reflect the rename in scanned details 11649 pkg.codePath = afterCodeFile.getAbsolutePath(); 11650 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11651 pkg.baseCodePath); 11652 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11653 pkg.splitCodePaths); 11654 11655 // Reflect the rename in app info 11656 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11657 pkg.applicationInfo.setCodePath(pkg.codePath); 11658 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11659 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11660 pkg.applicationInfo.setResourcePath(pkg.codePath); 11661 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11662 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11663 11664 return true; 11665 } 11666 11667 int doPostInstall(int status, int uid) { 11668 if (status != PackageManager.INSTALL_SUCCEEDED) { 11669 cleanUp(); 11670 } 11671 return status; 11672 } 11673 11674 @Override 11675 String getCodePath() { 11676 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11677 } 11678 11679 @Override 11680 String getResourcePath() { 11681 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11682 } 11683 11684 private boolean cleanUp() { 11685 if (codeFile == null || !codeFile.exists()) { 11686 return false; 11687 } 11688 11689 if (codeFile.isDirectory()) { 11690 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11691 } else { 11692 codeFile.delete(); 11693 } 11694 11695 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11696 resourceFile.delete(); 11697 } 11698 11699 return true; 11700 } 11701 11702 void cleanUpResourcesLI() { 11703 // Try enumerating all code paths before deleting 11704 List<String> allCodePaths = Collections.EMPTY_LIST; 11705 if (codeFile != null && codeFile.exists()) { 11706 try { 11707 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11708 allCodePaths = pkg.getAllCodePaths(); 11709 } catch (PackageParserException e) { 11710 // Ignored; we tried our best 11711 } 11712 } 11713 11714 cleanUp(); 11715 removeDexFiles(allCodePaths, instructionSets); 11716 } 11717 11718 boolean doPostDeleteLI(boolean delete) { 11719 // XXX err, shouldn't we respect the delete flag? 11720 cleanUpResourcesLI(); 11721 return true; 11722 } 11723 } 11724 11725 private boolean isAsecExternal(String cid) { 11726 final String asecPath = PackageHelper.getSdFilesystem(cid); 11727 return !asecPath.startsWith(mAsecInternalPath); 11728 } 11729 11730 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11731 PackageManagerException { 11732 if (copyRet < 0) { 11733 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11734 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11735 throw new PackageManagerException(copyRet, message); 11736 } 11737 } 11738 } 11739 11740 /** 11741 * Extract the MountService "container ID" from the full code path of an 11742 * .apk. 11743 */ 11744 static String cidFromCodePath(String fullCodePath) { 11745 int eidx = fullCodePath.lastIndexOf("/"); 11746 String subStr1 = fullCodePath.substring(0, eidx); 11747 int sidx = subStr1.lastIndexOf("/"); 11748 return subStr1.substring(sidx+1, eidx); 11749 } 11750 11751 /** 11752 * Logic to handle installation of ASEC applications, including copying and 11753 * renaming logic. 11754 */ 11755 class AsecInstallArgs extends InstallArgs { 11756 static final String RES_FILE_NAME = "pkg.apk"; 11757 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11758 11759 String cid; 11760 String packagePath; 11761 String resourcePath; 11762 11763 /** New install */ 11764 AsecInstallArgs(InstallParams params) { 11765 super(params.origin, params.move, params.observer, params.installFlags, 11766 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11767 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11768 params.grantedRuntimePermissions, 11769 params.traceMethod, params.traceCookie); 11770 } 11771 11772 /** Existing install */ 11773 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11774 boolean isExternal, boolean isForwardLocked) { 11775 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11776 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11777 instructionSets, null, null, null, 0); 11778 // Hackily pretend we're still looking at a full code path 11779 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11780 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11781 } 11782 11783 // Extract cid from fullCodePath 11784 int eidx = fullCodePath.lastIndexOf("/"); 11785 String subStr1 = fullCodePath.substring(0, eidx); 11786 int sidx = subStr1.lastIndexOf("/"); 11787 cid = subStr1.substring(sidx+1, eidx); 11788 setMountPath(subStr1); 11789 } 11790 11791 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11792 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11793 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11794 instructionSets, null, null, null, 0); 11795 this.cid = cid; 11796 setMountPath(PackageHelper.getSdDir(cid)); 11797 } 11798 11799 void createCopyFile() { 11800 cid = mInstallerService.allocateExternalStageCidLegacy(); 11801 } 11802 11803 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11804 if (origin.staged && origin.cid != null) { 11805 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11806 cid = origin.cid; 11807 setMountPath(PackageHelper.getSdDir(cid)); 11808 return PackageManager.INSTALL_SUCCEEDED; 11809 } 11810 11811 if (temp) { 11812 createCopyFile(); 11813 } else { 11814 /* 11815 * Pre-emptively destroy the container since it's destroyed if 11816 * copying fails due to it existing anyway. 11817 */ 11818 PackageHelper.destroySdDir(cid); 11819 } 11820 11821 final String newMountPath = imcs.copyPackageToContainer( 11822 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11823 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11824 11825 if (newMountPath != null) { 11826 setMountPath(newMountPath); 11827 return PackageManager.INSTALL_SUCCEEDED; 11828 } else { 11829 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11830 } 11831 } 11832 11833 @Override 11834 String getCodePath() { 11835 return packagePath; 11836 } 11837 11838 @Override 11839 String getResourcePath() { 11840 return resourcePath; 11841 } 11842 11843 int doPreInstall(int status) { 11844 if (status != PackageManager.INSTALL_SUCCEEDED) { 11845 // Destroy container 11846 PackageHelper.destroySdDir(cid); 11847 } else { 11848 boolean mounted = PackageHelper.isContainerMounted(cid); 11849 if (!mounted) { 11850 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11851 Process.SYSTEM_UID); 11852 if (newMountPath != null) { 11853 setMountPath(newMountPath); 11854 } else { 11855 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11856 } 11857 } 11858 } 11859 return status; 11860 } 11861 11862 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11863 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11864 String newMountPath = null; 11865 if (PackageHelper.isContainerMounted(cid)) { 11866 // Unmount the container 11867 if (!PackageHelper.unMountSdDir(cid)) { 11868 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11869 return false; 11870 } 11871 } 11872 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11873 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11874 " which might be stale. Will try to clean up."); 11875 // Clean up the stale container and proceed to recreate. 11876 if (!PackageHelper.destroySdDir(newCacheId)) { 11877 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11878 return false; 11879 } 11880 // Successfully cleaned up stale container. Try to rename again. 11881 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11882 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11883 + " inspite of cleaning it up."); 11884 return false; 11885 } 11886 } 11887 if (!PackageHelper.isContainerMounted(newCacheId)) { 11888 Slog.w(TAG, "Mounting container " + newCacheId); 11889 newMountPath = PackageHelper.mountSdDir(newCacheId, 11890 getEncryptKey(), Process.SYSTEM_UID); 11891 } else { 11892 newMountPath = PackageHelper.getSdDir(newCacheId); 11893 } 11894 if (newMountPath == null) { 11895 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11896 return false; 11897 } 11898 Log.i(TAG, "Succesfully renamed " + cid + 11899 " to " + newCacheId + 11900 " at new path: " + newMountPath); 11901 cid = newCacheId; 11902 11903 final File beforeCodeFile = new File(packagePath); 11904 setMountPath(newMountPath); 11905 final File afterCodeFile = new File(packagePath); 11906 11907 // Reflect the rename in scanned details 11908 pkg.codePath = afterCodeFile.getAbsolutePath(); 11909 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11910 pkg.baseCodePath); 11911 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11912 pkg.splitCodePaths); 11913 11914 // Reflect the rename in app info 11915 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11916 pkg.applicationInfo.setCodePath(pkg.codePath); 11917 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11918 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11919 pkg.applicationInfo.setResourcePath(pkg.codePath); 11920 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11921 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11922 11923 return true; 11924 } 11925 11926 private void setMountPath(String mountPath) { 11927 final File mountFile = new File(mountPath); 11928 11929 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11930 if (monolithicFile.exists()) { 11931 packagePath = monolithicFile.getAbsolutePath(); 11932 if (isFwdLocked()) { 11933 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11934 } else { 11935 resourcePath = packagePath; 11936 } 11937 } else { 11938 packagePath = mountFile.getAbsolutePath(); 11939 resourcePath = packagePath; 11940 } 11941 } 11942 11943 int doPostInstall(int status, int uid) { 11944 if (status != PackageManager.INSTALL_SUCCEEDED) { 11945 cleanUp(); 11946 } else { 11947 final int groupOwner; 11948 final String protectedFile; 11949 if (isFwdLocked()) { 11950 groupOwner = UserHandle.getSharedAppGid(uid); 11951 protectedFile = RES_FILE_NAME; 11952 } else { 11953 groupOwner = -1; 11954 protectedFile = null; 11955 } 11956 11957 if (uid < Process.FIRST_APPLICATION_UID 11958 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11959 Slog.e(TAG, "Failed to finalize " + cid); 11960 PackageHelper.destroySdDir(cid); 11961 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11962 } 11963 11964 boolean mounted = PackageHelper.isContainerMounted(cid); 11965 if (!mounted) { 11966 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11967 } 11968 } 11969 return status; 11970 } 11971 11972 private void cleanUp() { 11973 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11974 11975 // Destroy secure container 11976 PackageHelper.destroySdDir(cid); 11977 } 11978 11979 private List<String> getAllCodePaths() { 11980 final File codeFile = new File(getCodePath()); 11981 if (codeFile != null && codeFile.exists()) { 11982 try { 11983 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11984 return pkg.getAllCodePaths(); 11985 } catch (PackageParserException e) { 11986 // Ignored; we tried our best 11987 } 11988 } 11989 return Collections.EMPTY_LIST; 11990 } 11991 11992 void cleanUpResourcesLI() { 11993 // Enumerate all code paths before deleting 11994 cleanUpResourcesLI(getAllCodePaths()); 11995 } 11996 11997 private void cleanUpResourcesLI(List<String> allCodePaths) { 11998 cleanUp(); 11999 removeDexFiles(allCodePaths, instructionSets); 12000 } 12001 12002 String getPackageName() { 12003 return getAsecPackageName(cid); 12004 } 12005 12006 boolean doPostDeleteLI(boolean delete) { 12007 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12008 final List<String> allCodePaths = getAllCodePaths(); 12009 boolean mounted = PackageHelper.isContainerMounted(cid); 12010 if (mounted) { 12011 // Unmount first 12012 if (PackageHelper.unMountSdDir(cid)) { 12013 mounted = false; 12014 } 12015 } 12016 if (!mounted && delete) { 12017 cleanUpResourcesLI(allCodePaths); 12018 } 12019 return !mounted; 12020 } 12021 12022 @Override 12023 int doPreCopy() { 12024 if (isFwdLocked()) { 12025 if (!PackageHelper.fixSdPermissions(cid, 12026 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12027 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12028 } 12029 } 12030 12031 return PackageManager.INSTALL_SUCCEEDED; 12032 } 12033 12034 @Override 12035 int doPostCopy(int uid) { 12036 if (isFwdLocked()) { 12037 if (uid < Process.FIRST_APPLICATION_UID 12038 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12039 RES_FILE_NAME)) { 12040 Slog.e(TAG, "Failed to finalize " + cid); 12041 PackageHelper.destroySdDir(cid); 12042 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12043 } 12044 } 12045 12046 return PackageManager.INSTALL_SUCCEEDED; 12047 } 12048 } 12049 12050 /** 12051 * Logic to handle movement of existing installed applications. 12052 */ 12053 class MoveInstallArgs extends InstallArgs { 12054 private File codeFile; 12055 private File resourceFile; 12056 12057 /** New install */ 12058 MoveInstallArgs(InstallParams params) { 12059 super(params.origin, params.move, params.observer, params.installFlags, 12060 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 12061 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12062 params.grantedRuntimePermissions, 12063 params.traceMethod, params.traceCookie); 12064 } 12065 12066 int copyApk(IMediaContainerService imcs, boolean temp) { 12067 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12068 + move.fromUuid + " to " + move.toUuid); 12069 synchronized (mInstaller) { 12070 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12071 move.dataAppName, move.appId, move.seinfo) != 0) { 12072 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12073 } 12074 } 12075 12076 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12077 resourceFile = codeFile; 12078 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12079 12080 return PackageManager.INSTALL_SUCCEEDED; 12081 } 12082 12083 int doPreInstall(int status) { 12084 if (status != PackageManager.INSTALL_SUCCEEDED) { 12085 cleanUp(move.toUuid); 12086 } 12087 return status; 12088 } 12089 12090 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12091 if (status != PackageManager.INSTALL_SUCCEEDED) { 12092 cleanUp(move.toUuid); 12093 return false; 12094 } 12095 12096 // Reflect the move in app info 12097 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12098 pkg.applicationInfo.setCodePath(pkg.codePath); 12099 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12100 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12101 pkg.applicationInfo.setResourcePath(pkg.codePath); 12102 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12103 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12104 12105 return true; 12106 } 12107 12108 int doPostInstall(int status, int uid) { 12109 if (status == PackageManager.INSTALL_SUCCEEDED) { 12110 cleanUp(move.fromUuid); 12111 } else { 12112 cleanUp(move.toUuid); 12113 } 12114 return status; 12115 } 12116 12117 @Override 12118 String getCodePath() { 12119 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12120 } 12121 12122 @Override 12123 String getResourcePath() { 12124 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12125 } 12126 12127 private boolean cleanUp(String volumeUuid) { 12128 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12129 move.dataAppName); 12130 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12131 synchronized (mInstallLock) { 12132 // Clean up both app data and code 12133 removeDataDirsLI(volumeUuid, move.packageName); 12134 if (codeFile.isDirectory()) { 12135 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12136 } else { 12137 codeFile.delete(); 12138 } 12139 } 12140 return true; 12141 } 12142 12143 void cleanUpResourcesLI() { 12144 throw new UnsupportedOperationException(); 12145 } 12146 12147 boolean doPostDeleteLI(boolean delete) { 12148 throw new UnsupportedOperationException(); 12149 } 12150 } 12151 12152 static String getAsecPackageName(String packageCid) { 12153 int idx = packageCid.lastIndexOf("-"); 12154 if (idx == -1) { 12155 return packageCid; 12156 } 12157 return packageCid.substring(0, idx); 12158 } 12159 12160 // Utility method used to create code paths based on package name and available index. 12161 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12162 String idxStr = ""; 12163 int idx = 1; 12164 // Fall back to default value of idx=1 if prefix is not 12165 // part of oldCodePath 12166 if (oldCodePath != null) { 12167 String subStr = oldCodePath; 12168 // Drop the suffix right away 12169 if (suffix != null && subStr.endsWith(suffix)) { 12170 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12171 } 12172 // If oldCodePath already contains prefix find out the 12173 // ending index to either increment or decrement. 12174 int sidx = subStr.lastIndexOf(prefix); 12175 if (sidx != -1) { 12176 subStr = subStr.substring(sidx + prefix.length()); 12177 if (subStr != null) { 12178 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12179 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12180 } 12181 try { 12182 idx = Integer.parseInt(subStr); 12183 if (idx <= 1) { 12184 idx++; 12185 } else { 12186 idx--; 12187 } 12188 } catch(NumberFormatException e) { 12189 } 12190 } 12191 } 12192 } 12193 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12194 return prefix + idxStr; 12195 } 12196 12197 private File getNextCodePath(File targetDir, String packageName) { 12198 int suffix = 1; 12199 File result; 12200 do { 12201 result = new File(targetDir, packageName + "-" + suffix); 12202 suffix++; 12203 } while (result.exists()); 12204 return result; 12205 } 12206 12207 // Utility method that returns the relative package path with respect 12208 // to the installation directory. Like say for /data/data/com.test-1.apk 12209 // string com.test-1 is returned. 12210 static String deriveCodePathName(String codePath) { 12211 if (codePath == null) { 12212 return null; 12213 } 12214 final File codeFile = new File(codePath); 12215 final String name = codeFile.getName(); 12216 if (codeFile.isDirectory()) { 12217 return name; 12218 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12219 final int lastDot = name.lastIndexOf('.'); 12220 return name.substring(0, lastDot); 12221 } else { 12222 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12223 return null; 12224 } 12225 } 12226 12227 class PackageInstalledInfo { 12228 String name; 12229 int uid; 12230 // The set of users that originally had this package installed. 12231 int[] origUsers; 12232 // The set of users that now have this package installed. 12233 int[] newUsers; 12234 PackageParser.Package pkg; 12235 int returnCode; 12236 String returnMsg; 12237 PackageRemovedInfo removedInfo; 12238 12239 public void setError(int code, String msg) { 12240 returnCode = code; 12241 returnMsg = msg; 12242 Slog.w(TAG, msg); 12243 } 12244 12245 public void setError(String msg, PackageParserException e) { 12246 returnCode = e.error; 12247 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12248 Slog.w(TAG, msg, e); 12249 } 12250 12251 public void setError(String msg, PackageManagerException e) { 12252 returnCode = e.error; 12253 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12254 Slog.w(TAG, msg, e); 12255 } 12256 12257 // In some error cases we want to convey more info back to the observer 12258 String origPackage; 12259 String origPermission; 12260 } 12261 12262 /* 12263 * Install a non-existing package. 12264 */ 12265 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12266 UserHandle user, String installerPackageName, String volumeUuid, 12267 PackageInstalledInfo res) { 12268 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12269 12270 // Remember this for later, in case we need to rollback this install 12271 String pkgName = pkg.packageName; 12272 12273 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12274 // TODO: b/23350563 12275 final boolean dataDirExists = Environment 12276 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12277 12278 synchronized(mPackages) { 12279 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12280 // A package with the same name is already installed, though 12281 // it has been renamed to an older name. The package we 12282 // are trying to install should be installed as an update to 12283 // the existing one, but that has not been requested, so bail. 12284 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12285 + " without first uninstalling package running as " 12286 + mSettings.mRenamedPackages.get(pkgName)); 12287 return; 12288 } 12289 if (mPackages.containsKey(pkgName)) { 12290 // Don't allow installation over an existing package with the same name. 12291 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12292 + " without first uninstalling."); 12293 return; 12294 } 12295 } 12296 12297 try { 12298 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12299 System.currentTimeMillis(), user); 12300 12301 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12302 // delete the partially installed application. the data directory will have to be 12303 // restored if it was already existing 12304 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12305 // remove package from internal structures. Note that we want deletePackageX to 12306 // delete the package data and cache directories that it created in 12307 // scanPackageLocked, unless those directories existed before we even tried to 12308 // install. 12309 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12310 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12311 res.removedInfo, true); 12312 } 12313 12314 } catch (PackageManagerException e) { 12315 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12316 } 12317 12318 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12319 } 12320 12321 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12322 // Can't rotate keys during boot or if sharedUser. 12323 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12324 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12325 return false; 12326 } 12327 // app is using upgradeKeySets; make sure all are valid 12328 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12329 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12330 for (int i = 0; i < upgradeKeySets.length; i++) { 12331 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12332 Slog.wtf(TAG, "Package " 12333 + (oldPs.name != null ? oldPs.name : "<null>") 12334 + " contains upgrade-key-set reference to unknown key-set: " 12335 + upgradeKeySets[i] 12336 + " reverting to signatures check."); 12337 return false; 12338 } 12339 } 12340 return true; 12341 } 12342 12343 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12344 // Upgrade keysets are being used. Determine if new package has a superset of the 12345 // required keys. 12346 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12347 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12348 for (int i = 0; i < upgradeKeySets.length; i++) { 12349 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12350 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12351 return true; 12352 } 12353 } 12354 return false; 12355 } 12356 12357 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12358 UserHandle user, String installerPackageName, String volumeUuid, 12359 PackageInstalledInfo res) { 12360 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12361 12362 final PackageParser.Package oldPackage; 12363 final String pkgName = pkg.packageName; 12364 final int[] allUsers; 12365 final boolean[] perUserInstalled; 12366 12367 // First find the old package info and check signatures 12368 synchronized(mPackages) { 12369 oldPackage = mPackages.get(pkgName); 12370 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12371 if (isEphemeral && !oldIsEphemeral) { 12372 // can't downgrade from full to ephemeral 12373 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12374 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12375 return; 12376 } 12377 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12378 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12379 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12380 if(!checkUpgradeKeySetLP(ps, pkg)) { 12381 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12382 "New package not signed by keys specified by upgrade-keysets: " 12383 + pkgName); 12384 return; 12385 } 12386 } else { 12387 // default to original signature matching 12388 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12389 != PackageManager.SIGNATURE_MATCH) { 12390 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12391 "New package has a different signature: " + pkgName); 12392 return; 12393 } 12394 } 12395 12396 // In case of rollback, remember per-user/profile install state 12397 allUsers = sUserManager.getUserIds(); 12398 perUserInstalled = new boolean[allUsers.length]; 12399 for (int i = 0; i < allUsers.length; i++) { 12400 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12401 } 12402 } 12403 12404 boolean sysPkg = (isSystemApp(oldPackage)); 12405 if (sysPkg) { 12406 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12407 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12408 } else { 12409 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12410 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12411 } 12412 } 12413 12414 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12415 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12416 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12417 String volumeUuid, PackageInstalledInfo res) { 12418 String pkgName = deletedPackage.packageName; 12419 boolean deletedPkg = true; 12420 boolean updatedSettings = false; 12421 12422 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12423 + deletedPackage); 12424 long origUpdateTime; 12425 if (pkg.mExtras != null) { 12426 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12427 } else { 12428 origUpdateTime = 0; 12429 } 12430 12431 // First delete the existing package while retaining the data directory 12432 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12433 res.removedInfo, true)) { 12434 // If the existing package wasn't successfully deleted 12435 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12436 deletedPkg = false; 12437 } else { 12438 // Successfully deleted the old package; proceed with replace. 12439 12440 // If deleted package lived in a container, give users a chance to 12441 // relinquish resources before killing. 12442 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12443 if (DEBUG_INSTALL) { 12444 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12445 } 12446 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12447 final ArrayList<String> pkgList = new ArrayList<String>(1); 12448 pkgList.add(deletedPackage.applicationInfo.packageName); 12449 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12450 } 12451 12452 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12453 try { 12454 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12455 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12456 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12457 perUserInstalled, res, user); 12458 updatedSettings = true; 12459 } catch (PackageManagerException e) { 12460 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12461 } 12462 } 12463 12464 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12465 // remove package from internal structures. Note that we want deletePackageX to 12466 // delete the package data and cache directories that it created in 12467 // scanPackageLocked, unless those directories existed before we even tried to 12468 // install. 12469 if(updatedSettings) { 12470 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12471 deletePackageLI( 12472 pkgName, null, true, allUsers, perUserInstalled, 12473 PackageManager.DELETE_KEEP_DATA, 12474 res.removedInfo, true); 12475 } 12476 // Since we failed to install the new package we need to restore the old 12477 // package that we deleted. 12478 if (deletedPkg) { 12479 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12480 File restoreFile = new File(deletedPackage.codePath); 12481 // Parse old package 12482 boolean oldExternal = isExternal(deletedPackage); 12483 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12484 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12485 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12486 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12487 try { 12488 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12489 null); 12490 } catch (PackageManagerException e) { 12491 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12492 + e.getMessage()); 12493 return; 12494 } 12495 // Restore of old package succeeded. Update permissions. 12496 // writer 12497 synchronized (mPackages) { 12498 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12499 UPDATE_PERMISSIONS_ALL); 12500 // can downgrade to reader 12501 mSettings.writeLPr(); 12502 } 12503 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12504 } 12505 } 12506 } 12507 12508 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12509 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12510 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12511 String volumeUuid, PackageInstalledInfo res) { 12512 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12513 + ", old=" + deletedPackage); 12514 boolean disabledSystem = false; 12515 boolean updatedSettings = false; 12516 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12517 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12518 != 0) { 12519 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12520 } 12521 String packageName = deletedPackage.packageName; 12522 if (packageName == null) { 12523 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12524 "Attempt to delete null packageName."); 12525 return; 12526 } 12527 PackageParser.Package oldPkg; 12528 PackageSetting oldPkgSetting; 12529 // reader 12530 synchronized (mPackages) { 12531 oldPkg = mPackages.get(packageName); 12532 oldPkgSetting = mSettings.mPackages.get(packageName); 12533 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12534 (oldPkgSetting == null)) { 12535 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12536 "Couldn't find package:" + packageName + " information"); 12537 return; 12538 } 12539 } 12540 12541 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12542 12543 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12544 res.removedInfo.removedPackage = packageName; 12545 // Remove existing system package 12546 removePackageLI(oldPkgSetting, true); 12547 // writer 12548 synchronized (mPackages) { 12549 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12550 if (!disabledSystem && deletedPackage != null) { 12551 // We didn't need to disable the .apk as a current system package, 12552 // which means we are replacing another update that is already 12553 // installed. We need to make sure to delete the older one's .apk. 12554 res.removedInfo.args = createInstallArgsForExisting(0, 12555 deletedPackage.applicationInfo.getCodePath(), 12556 deletedPackage.applicationInfo.getResourcePath(), 12557 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12558 } else { 12559 res.removedInfo.args = null; 12560 } 12561 } 12562 12563 // Successfully disabled the old package. Now proceed with re-installation 12564 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12565 12566 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12567 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12568 12569 PackageParser.Package newPackage = null; 12570 try { 12571 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12572 if (newPackage.mExtras != null) { 12573 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12574 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12575 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12576 12577 // is the update attempting to change shared user? that isn't going to work... 12578 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12579 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12580 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12581 + " to " + newPkgSetting.sharedUser); 12582 updatedSettings = true; 12583 } 12584 } 12585 12586 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12587 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12588 perUserInstalled, res, user); 12589 updatedSettings = true; 12590 } 12591 12592 } catch (PackageManagerException e) { 12593 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12594 } 12595 12596 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12597 // Re installation failed. Restore old information 12598 // Remove new pkg information 12599 if (newPackage != null) { 12600 removeInstalledPackageLI(newPackage, true); 12601 } 12602 // Add back the old system package 12603 try { 12604 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12605 } catch (PackageManagerException e) { 12606 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12607 } 12608 // Restore the old system information in Settings 12609 synchronized (mPackages) { 12610 if (disabledSystem) { 12611 mSettings.enableSystemPackageLPw(packageName); 12612 } 12613 if (updatedSettings) { 12614 mSettings.setInstallerPackageName(packageName, 12615 oldPkgSetting.installerPackageName); 12616 } 12617 mSettings.writeLPr(); 12618 } 12619 } 12620 } 12621 12622 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12623 // Collect all used permissions in the UID 12624 ArraySet<String> usedPermissions = new ArraySet<>(); 12625 final int packageCount = su.packages.size(); 12626 for (int i = 0; i < packageCount; i++) { 12627 PackageSetting ps = su.packages.valueAt(i); 12628 if (ps.pkg == null) { 12629 continue; 12630 } 12631 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12632 for (int j = 0; j < requestedPermCount; j++) { 12633 String permission = ps.pkg.requestedPermissions.get(j); 12634 BasePermission bp = mSettings.mPermissions.get(permission); 12635 if (bp != null) { 12636 usedPermissions.add(permission); 12637 } 12638 } 12639 } 12640 12641 PermissionsState permissionsState = su.getPermissionsState(); 12642 // Prune install permissions 12643 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12644 final int installPermCount = installPermStates.size(); 12645 for (int i = installPermCount - 1; i >= 0; i--) { 12646 PermissionState permissionState = installPermStates.get(i); 12647 if (!usedPermissions.contains(permissionState.getName())) { 12648 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12649 if (bp != null) { 12650 permissionsState.revokeInstallPermission(bp); 12651 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12652 PackageManager.MASK_PERMISSION_FLAGS, 0); 12653 } 12654 } 12655 } 12656 12657 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12658 12659 // Prune runtime permissions 12660 for (int userId : allUserIds) { 12661 List<PermissionState> runtimePermStates = permissionsState 12662 .getRuntimePermissionStates(userId); 12663 final int runtimePermCount = runtimePermStates.size(); 12664 for (int i = runtimePermCount - 1; i >= 0; i--) { 12665 PermissionState permissionState = runtimePermStates.get(i); 12666 if (!usedPermissions.contains(permissionState.getName())) { 12667 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12668 if (bp != null) { 12669 permissionsState.revokeRuntimePermission(bp, userId); 12670 permissionsState.updatePermissionFlags(bp, userId, 12671 PackageManager.MASK_PERMISSION_FLAGS, 0); 12672 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12673 runtimePermissionChangedUserIds, userId); 12674 } 12675 } 12676 } 12677 } 12678 12679 return runtimePermissionChangedUserIds; 12680 } 12681 12682 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12683 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12684 UserHandle user) { 12685 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12686 12687 String pkgName = newPackage.packageName; 12688 synchronized (mPackages) { 12689 //write settings. the installStatus will be incomplete at this stage. 12690 //note that the new package setting would have already been 12691 //added to mPackages. It hasn't been persisted yet. 12692 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12693 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12694 mSettings.writeLPr(); 12695 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12696 } 12697 12698 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12699 synchronized (mPackages) { 12700 updatePermissionsLPw(newPackage.packageName, newPackage, 12701 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12702 ? UPDATE_PERMISSIONS_ALL : 0)); 12703 // For system-bundled packages, we assume that installing an upgraded version 12704 // of the package implies that the user actually wants to run that new code, 12705 // so we enable the package. 12706 PackageSetting ps = mSettings.mPackages.get(pkgName); 12707 if (ps != null) { 12708 if (isSystemApp(newPackage)) { 12709 // NB: implicit assumption that system package upgrades apply to all users 12710 if (DEBUG_INSTALL) { 12711 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12712 } 12713 if (res.origUsers != null) { 12714 for (int userHandle : res.origUsers) { 12715 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12716 userHandle, installerPackageName); 12717 } 12718 } 12719 // Also convey the prior install/uninstall state 12720 if (allUsers != null && perUserInstalled != null) { 12721 for (int i = 0; i < allUsers.length; i++) { 12722 if (DEBUG_INSTALL) { 12723 Slog.d(TAG, " user " + allUsers[i] 12724 + " => " + perUserInstalled[i]); 12725 } 12726 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12727 } 12728 // these install state changes will be persisted in the 12729 // upcoming call to mSettings.writeLPr(). 12730 } 12731 } 12732 // It's implied that when a user requests installation, they want the app to be 12733 // installed and enabled. 12734 int userId = user.getIdentifier(); 12735 if (userId != UserHandle.USER_ALL) { 12736 ps.setInstalled(true, userId); 12737 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12738 } 12739 } 12740 res.name = pkgName; 12741 res.uid = newPackage.applicationInfo.uid; 12742 res.pkg = newPackage; 12743 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12744 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12745 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12746 //to update install status 12747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12748 mSettings.writeLPr(); 12749 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12750 } 12751 12752 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12753 } 12754 12755 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12756 try { 12757 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12758 installPackageLI(args, res); 12759 } finally { 12760 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12761 } 12762 } 12763 12764 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12765 final int installFlags = args.installFlags; 12766 final String installerPackageName = args.installerPackageName; 12767 final String volumeUuid = args.volumeUuid; 12768 final File tmpPackageFile = new File(args.getCodePath()); 12769 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12770 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12771 || (args.volumeUuid != null)); 12772 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12773 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12774 boolean replace = false; 12775 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12776 if (args.move != null) { 12777 // moving a complete application; perfom an initial scan on the new install location 12778 scanFlags |= SCAN_INITIAL; 12779 } 12780 // Result object to be returned 12781 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12782 12783 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12784 12785 // Sanity check 12786 if (ephemeral && (forwardLocked || onExternal)) { 12787 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12788 + " external=" + onExternal); 12789 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12790 return; 12791 } 12792 12793 // Retrieve PackageSettings and parse package 12794 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12795 | PackageParser.PARSE_ENFORCE_CODE 12796 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12797 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12798 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12799 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12800 PackageParser pp = new PackageParser(); 12801 pp.setSeparateProcesses(mSeparateProcesses); 12802 pp.setDisplayMetrics(mMetrics); 12803 12804 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12805 final PackageParser.Package pkg; 12806 try { 12807 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12808 } catch (PackageParserException e) { 12809 res.setError("Failed parse during installPackageLI", e); 12810 return; 12811 } finally { 12812 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12813 } 12814 12815 // Mark that we have an install time CPU ABI override. 12816 pkg.cpuAbiOverride = args.abiOverride; 12817 12818 String pkgName = res.name = pkg.packageName; 12819 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12820 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12821 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12822 return; 12823 } 12824 } 12825 12826 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12827 try { 12828 pp.collectCertificates(pkg, parseFlags); 12829 } catch (PackageParserException e) { 12830 res.setError("Failed collect during installPackageLI", e); 12831 return; 12832 } finally { 12833 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12834 } 12835 12836 /* If the installer passed in a manifest digest, compare it now. */ 12837 if (args.manifestDigest != null) { 12838 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12839 try { 12840 pp.collectManifestDigest(pkg); 12841 } catch (PackageParserException e) { 12842 res.setError("Failed collect during installPackageLI", e); 12843 return; 12844 } finally { 12845 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12846 } 12847 12848 if (DEBUG_INSTALL) { 12849 final String parsedManifest = pkg.manifestDigest == null ? "null" 12850 : pkg.manifestDigest.toString(); 12851 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12852 + parsedManifest); 12853 } 12854 12855 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12856 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12857 return; 12858 } 12859 } else if (DEBUG_INSTALL) { 12860 final String parsedManifest = pkg.manifestDigest == null 12861 ? "null" : pkg.manifestDigest.toString(); 12862 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12863 } 12864 12865 // Get rid of all references to package scan path via parser. 12866 pp = null; 12867 String oldCodePath = null; 12868 boolean systemApp = false; 12869 synchronized (mPackages) { 12870 // Check if installing already existing package 12871 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12872 String oldName = mSettings.mRenamedPackages.get(pkgName); 12873 if (pkg.mOriginalPackages != null 12874 && pkg.mOriginalPackages.contains(oldName) 12875 && mPackages.containsKey(oldName)) { 12876 // This package is derived from an original package, 12877 // and this device has been updating from that original 12878 // name. We must continue using the original name, so 12879 // rename the new package here. 12880 pkg.setPackageName(oldName); 12881 pkgName = pkg.packageName; 12882 replace = true; 12883 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12884 + oldName + " pkgName=" + pkgName); 12885 } else if (mPackages.containsKey(pkgName)) { 12886 // This package, under its official name, already exists 12887 // on the device; we should replace it. 12888 replace = true; 12889 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12890 } 12891 12892 // Prevent apps opting out from runtime permissions 12893 if (replace) { 12894 PackageParser.Package oldPackage = mPackages.get(pkgName); 12895 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12896 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12897 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12898 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12899 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12900 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12901 + " doesn't support runtime permissions but the old" 12902 + " target SDK " + oldTargetSdk + " does."); 12903 return; 12904 } 12905 } 12906 } 12907 12908 PackageSetting ps = mSettings.mPackages.get(pkgName); 12909 if (ps != null) { 12910 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12911 12912 // Quick sanity check that we're signed correctly if updating; 12913 // we'll check this again later when scanning, but we want to 12914 // bail early here before tripping over redefined permissions. 12915 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12916 if (!checkUpgradeKeySetLP(ps, pkg)) { 12917 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12918 + pkg.packageName + " upgrade keys do not match the " 12919 + "previously installed version"); 12920 return; 12921 } 12922 } else { 12923 try { 12924 verifySignaturesLP(ps, pkg); 12925 } catch (PackageManagerException e) { 12926 res.setError(e.error, e.getMessage()); 12927 return; 12928 } 12929 } 12930 12931 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12932 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12933 systemApp = (ps.pkg.applicationInfo.flags & 12934 ApplicationInfo.FLAG_SYSTEM) != 0; 12935 } 12936 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12937 } 12938 12939 // Check whether the newly-scanned package wants to define an already-defined perm 12940 int N = pkg.permissions.size(); 12941 for (int i = N-1; i >= 0; i--) { 12942 PackageParser.Permission perm = pkg.permissions.get(i); 12943 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12944 if (bp != null) { 12945 // If the defining package is signed with our cert, it's okay. This 12946 // also includes the "updating the same package" case, of course. 12947 // "updating same package" could also involve key-rotation. 12948 final boolean sigsOk; 12949 if (bp.sourcePackage.equals(pkg.packageName) 12950 && (bp.packageSetting instanceof PackageSetting) 12951 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12952 scanFlags))) { 12953 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12954 } else { 12955 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12956 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12957 } 12958 if (!sigsOk) { 12959 // If the owning package is the system itself, we log but allow 12960 // install to proceed; we fail the install on all other permission 12961 // redefinitions. 12962 if (!bp.sourcePackage.equals("android")) { 12963 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12964 + pkg.packageName + " attempting to redeclare permission " 12965 + perm.info.name + " already owned by " + bp.sourcePackage); 12966 res.origPermission = perm.info.name; 12967 res.origPackage = bp.sourcePackage; 12968 return; 12969 } else { 12970 Slog.w(TAG, "Package " + pkg.packageName 12971 + " attempting to redeclare system permission " 12972 + perm.info.name + "; ignoring new declaration"); 12973 pkg.permissions.remove(i); 12974 } 12975 } 12976 } 12977 } 12978 12979 } 12980 12981 if (systemApp) { 12982 if (onExternal) { 12983 // Abort update; system app can't be replaced with app on sdcard 12984 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12985 "Cannot install updates to system apps on sdcard"); 12986 return; 12987 } else if (ephemeral) { 12988 // Abort update; system app can't be replaced with an ephemeral app 12989 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12990 "Cannot update a system app with an ephemeral app"); 12991 return; 12992 } 12993 } 12994 12995 if (args.move != null) { 12996 // We did an in-place move, so dex is ready to roll 12997 scanFlags |= SCAN_NO_DEX; 12998 scanFlags |= SCAN_MOVE; 12999 13000 synchronized (mPackages) { 13001 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13002 if (ps == null) { 13003 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13004 "Missing settings for moved package " + pkgName); 13005 } 13006 13007 // We moved the entire application as-is, so bring over the 13008 // previously derived ABI information. 13009 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13010 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13011 } 13012 13013 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13014 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13015 scanFlags |= SCAN_NO_DEX; 13016 13017 try { 13018 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13019 true /* extract libs */); 13020 } catch (PackageManagerException pme) { 13021 Slog.e(TAG, "Error deriving application ABI", pme); 13022 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13023 return; 13024 } 13025 } 13026 13027 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13028 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13029 return; 13030 } 13031 13032 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13033 13034 if (replace) { 13035 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13036 installerPackageName, volumeUuid, res); 13037 } else { 13038 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13039 args.user, installerPackageName, volumeUuid, res); 13040 } 13041 synchronized (mPackages) { 13042 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13043 if (ps != null) { 13044 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13045 } 13046 } 13047 } 13048 13049 private void startIntentFilterVerifications(int userId, boolean replacing, 13050 PackageParser.Package pkg) { 13051 if (mIntentFilterVerifierComponent == null) { 13052 Slog.w(TAG, "No IntentFilter verification will not be done as " 13053 + "there is no IntentFilterVerifier available!"); 13054 return; 13055 } 13056 13057 final int verifierUid = getPackageUid( 13058 mIntentFilterVerifierComponent.getPackageName(), 13059 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13060 13061 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13062 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13063 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13064 mHandler.sendMessage(msg); 13065 } 13066 13067 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13068 PackageParser.Package pkg) { 13069 int size = pkg.activities.size(); 13070 if (size == 0) { 13071 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13072 "No activity, so no need to verify any IntentFilter!"); 13073 return; 13074 } 13075 13076 final boolean hasDomainURLs = hasDomainURLs(pkg); 13077 if (!hasDomainURLs) { 13078 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13079 "No domain URLs, so no need to verify any IntentFilter!"); 13080 return; 13081 } 13082 13083 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13084 + " if any IntentFilter from the " + size 13085 + " Activities needs verification ..."); 13086 13087 int count = 0; 13088 final String packageName = pkg.packageName; 13089 13090 synchronized (mPackages) { 13091 // If this is a new install and we see that we've already run verification for this 13092 // package, we have nothing to do: it means the state was restored from backup. 13093 if (!replacing) { 13094 IntentFilterVerificationInfo ivi = 13095 mSettings.getIntentFilterVerificationLPr(packageName); 13096 if (ivi != null) { 13097 if (DEBUG_DOMAIN_VERIFICATION) { 13098 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13099 + ivi.getStatusString()); 13100 } 13101 return; 13102 } 13103 } 13104 13105 // If any filters need to be verified, then all need to be. 13106 boolean needToVerify = false; 13107 for (PackageParser.Activity a : pkg.activities) { 13108 for (ActivityIntentInfo filter : a.intents) { 13109 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13110 if (DEBUG_DOMAIN_VERIFICATION) { 13111 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13112 } 13113 needToVerify = true; 13114 break; 13115 } 13116 } 13117 } 13118 13119 if (needToVerify) { 13120 final int verificationId = mIntentFilterVerificationToken++; 13121 for (PackageParser.Activity a : pkg.activities) { 13122 for (ActivityIntentInfo filter : a.intents) { 13123 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13124 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13125 "Verification needed for IntentFilter:" + filter.toString()); 13126 mIntentFilterVerifier.addOneIntentFilterVerification( 13127 verifierUid, userId, verificationId, filter, packageName); 13128 count++; 13129 } 13130 } 13131 } 13132 } 13133 } 13134 13135 if (count > 0) { 13136 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13137 + " IntentFilter verification" + (count > 1 ? "s" : "") 13138 + " for userId:" + userId); 13139 mIntentFilterVerifier.startVerifications(userId); 13140 } else { 13141 if (DEBUG_DOMAIN_VERIFICATION) { 13142 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13143 } 13144 } 13145 } 13146 13147 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13148 final ComponentName cn = filter.activity.getComponentName(); 13149 final String packageName = cn.getPackageName(); 13150 13151 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13152 packageName); 13153 if (ivi == null) { 13154 return true; 13155 } 13156 int status = ivi.getStatus(); 13157 switch (status) { 13158 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13159 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13160 return true; 13161 13162 default: 13163 // Nothing to do 13164 return false; 13165 } 13166 } 13167 13168 private static boolean isMultiArch(PackageSetting ps) { 13169 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13170 } 13171 13172 private static boolean isMultiArch(ApplicationInfo info) { 13173 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13174 } 13175 13176 private static boolean isExternal(PackageParser.Package pkg) { 13177 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13178 } 13179 13180 private static boolean isExternal(PackageSetting ps) { 13181 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13182 } 13183 13184 private static boolean isExternal(ApplicationInfo info) { 13185 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13186 } 13187 13188 private static boolean isEphemeral(PackageParser.Package pkg) { 13189 return pkg.applicationInfo.isEphemeralApp(); 13190 } 13191 13192 private static boolean isEphemeral(PackageSetting ps) { 13193 return ps.pkg != null && isEphemeral(ps.pkg); 13194 } 13195 13196 private static boolean isSystemApp(PackageParser.Package pkg) { 13197 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13198 } 13199 13200 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13201 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13202 } 13203 13204 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13205 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13206 } 13207 13208 private static boolean isSystemApp(PackageSetting ps) { 13209 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13210 } 13211 13212 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13213 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13214 } 13215 13216 private int packageFlagsToInstallFlags(PackageSetting ps) { 13217 int installFlags = 0; 13218 if (isEphemeral(ps)) { 13219 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13220 } 13221 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13222 // This existing package was an external ASEC install when we have 13223 // the external flag without a UUID 13224 installFlags |= PackageManager.INSTALL_EXTERNAL; 13225 } 13226 if (ps.isForwardLocked()) { 13227 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13228 } 13229 return installFlags; 13230 } 13231 13232 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13233 if (isExternal(pkg)) { 13234 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13235 return StorageManager.UUID_PRIMARY_PHYSICAL; 13236 } else { 13237 return pkg.volumeUuid; 13238 } 13239 } else { 13240 return StorageManager.UUID_PRIVATE_INTERNAL; 13241 } 13242 } 13243 13244 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13245 if (isExternal(pkg)) { 13246 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13247 return mSettings.getExternalVersion(); 13248 } else { 13249 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13250 } 13251 } else { 13252 return mSettings.getInternalVersion(); 13253 } 13254 } 13255 13256 private void deleteTempPackageFiles() { 13257 final FilenameFilter filter = new FilenameFilter() { 13258 public boolean accept(File dir, String name) { 13259 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13260 } 13261 }; 13262 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13263 file.delete(); 13264 } 13265 } 13266 13267 @Override 13268 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13269 int flags) { 13270 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13271 flags); 13272 } 13273 13274 @Override 13275 public void deletePackage(final String packageName, 13276 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13277 mContext.enforceCallingOrSelfPermission( 13278 android.Manifest.permission.DELETE_PACKAGES, null); 13279 Preconditions.checkNotNull(packageName); 13280 Preconditions.checkNotNull(observer); 13281 final int uid = Binder.getCallingUid(); 13282 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13283 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13284 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13285 mContext.enforceCallingOrSelfPermission( 13286 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13287 "deletePackage for user " + userId); 13288 } 13289 13290 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13291 try { 13292 observer.onPackageDeleted(packageName, 13293 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13294 } catch (RemoteException re) { 13295 } 13296 return; 13297 } 13298 13299 for (int currentUserId : users) { 13300 if (getBlockUninstallForUser(packageName, currentUserId)) { 13301 try { 13302 observer.onPackageDeleted(packageName, 13303 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13304 } catch (RemoteException re) { 13305 } 13306 return; 13307 } 13308 } 13309 13310 if (DEBUG_REMOVE) { 13311 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13312 } 13313 // Queue up an async operation since the package deletion may take a little while. 13314 mHandler.post(new Runnable() { 13315 public void run() { 13316 mHandler.removeCallbacks(this); 13317 final int returnCode = deletePackageX(packageName, userId, flags); 13318 try { 13319 observer.onPackageDeleted(packageName, returnCode, null); 13320 } catch (RemoteException e) { 13321 Log.i(TAG, "Observer no longer exists."); 13322 } //end catch 13323 } //end run 13324 }); 13325 } 13326 13327 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13328 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13329 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13330 try { 13331 if (dpm != null) { 13332 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13333 /* callingUserOnly =*/ false); 13334 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13335 : deviceOwnerComponentName.getPackageName(); 13336 // Does the package contains the device owner? 13337 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13338 // this check is probably not needed, since DO should be registered as a device 13339 // admin on some user too. (Original bug for this: b/17657954) 13340 if (packageName.equals(deviceOwnerPackageName)) { 13341 return true; 13342 } 13343 // Does it contain a device admin for any user? 13344 int[] users; 13345 if (userId == UserHandle.USER_ALL) { 13346 users = sUserManager.getUserIds(); 13347 } else { 13348 users = new int[]{userId}; 13349 } 13350 for (int i = 0; i < users.length; ++i) { 13351 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13352 return true; 13353 } 13354 } 13355 } 13356 } catch (RemoteException e) { 13357 } 13358 return false; 13359 } 13360 13361 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13362 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13363 } 13364 13365 /** 13366 * This method is an internal method that could be get invoked either 13367 * to delete an installed package or to clean up a failed installation. 13368 * After deleting an installed package, a broadcast is sent to notify any 13369 * listeners that the package has been installed. For cleaning up a failed 13370 * installation, the broadcast is not necessary since the package's 13371 * installation wouldn't have sent the initial broadcast either 13372 * The key steps in deleting a package are 13373 * deleting the package information in internal structures like mPackages, 13374 * deleting the packages base directories through installd 13375 * updating mSettings to reflect current status 13376 * persisting settings for later use 13377 * sending a broadcast if necessary 13378 */ 13379 private int deletePackageX(String packageName, int userId, int flags) { 13380 final PackageRemovedInfo info = new PackageRemovedInfo(); 13381 final boolean res; 13382 13383 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13384 ? UserHandle.ALL : new UserHandle(userId); 13385 13386 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13387 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13388 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13389 } 13390 13391 boolean removedForAllUsers = false; 13392 boolean systemUpdate = false; 13393 13394 PackageParser.Package uninstalledPkg; 13395 13396 // for the uninstall-updates case and restricted profiles, remember the per- 13397 // userhandle installed state 13398 int[] allUsers; 13399 boolean[] perUserInstalled; 13400 synchronized (mPackages) { 13401 uninstalledPkg = mPackages.get(packageName); 13402 PackageSetting ps = mSettings.mPackages.get(packageName); 13403 allUsers = sUserManager.getUserIds(); 13404 perUserInstalled = new boolean[allUsers.length]; 13405 for (int i = 0; i < allUsers.length; i++) { 13406 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13407 } 13408 } 13409 13410 synchronized (mInstallLock) { 13411 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13412 res = deletePackageLI(packageName, removeForUser, 13413 true, allUsers, perUserInstalled, 13414 flags | REMOVE_CHATTY, info, true); 13415 systemUpdate = info.isRemovedPackageSystemUpdate; 13416 synchronized (mPackages) { 13417 if (res) { 13418 if (!systemUpdate && mPackages.get(packageName) == null) { 13419 removedForAllUsers = true; 13420 } 13421 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13422 } 13423 } 13424 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13425 + " removedForAllUsers=" + removedForAllUsers); 13426 } 13427 13428 if (res) { 13429 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13430 13431 // If the removed package was a system update, the old system package 13432 // was re-enabled; we need to broadcast this information 13433 if (systemUpdate) { 13434 Bundle extras = new Bundle(1); 13435 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13436 ? info.removedAppId : info.uid); 13437 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13438 13439 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13440 extras, 0, null, null, null); 13441 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13442 extras, 0, null, null, null); 13443 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13444 null, 0, packageName, null, null); 13445 } 13446 } 13447 // Force a gc here. 13448 Runtime.getRuntime().gc(); 13449 // Delete the resources here after sending the broadcast to let 13450 // other processes clean up before deleting resources. 13451 if (info.args != null) { 13452 synchronized (mInstallLock) { 13453 info.args.doPostDeleteLI(true); 13454 } 13455 } 13456 13457 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13458 } 13459 13460 class PackageRemovedInfo { 13461 String removedPackage; 13462 int uid = -1; 13463 int removedAppId = -1; 13464 int[] removedUsers = null; 13465 boolean isRemovedPackageSystemUpdate = false; 13466 // Clean up resources deleted packages. 13467 InstallArgs args = null; 13468 13469 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13470 Bundle extras = new Bundle(1); 13471 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13472 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13473 if (replacing) { 13474 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13475 } 13476 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13477 if (removedPackage != null) { 13478 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13479 extras, 0, null, null, removedUsers); 13480 if (fullRemove && !replacing) { 13481 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13482 extras, 0, null, null, removedUsers); 13483 } 13484 } 13485 if (removedAppId >= 0) { 13486 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13487 removedUsers); 13488 } 13489 } 13490 } 13491 13492 /* 13493 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13494 * flag is not set, the data directory is removed as well. 13495 * make sure this flag is set for partially installed apps. If not its meaningless to 13496 * delete a partially installed application. 13497 */ 13498 private void removePackageDataLI(PackageSetting ps, 13499 int[] allUserHandles, boolean[] perUserInstalled, 13500 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13501 String packageName = ps.name; 13502 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13503 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13504 // Retrieve object to delete permissions for shared user later on 13505 final PackageSetting deletedPs; 13506 // reader 13507 synchronized (mPackages) { 13508 deletedPs = mSettings.mPackages.get(packageName); 13509 if (outInfo != null) { 13510 outInfo.removedPackage = packageName; 13511 outInfo.removedUsers = deletedPs != null 13512 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13513 : null; 13514 } 13515 } 13516 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13517 removeDataDirsLI(ps.volumeUuid, packageName); 13518 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13519 } 13520 // writer 13521 synchronized (mPackages) { 13522 if (deletedPs != null) { 13523 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13524 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13525 clearDefaultBrowserIfNeeded(packageName); 13526 if (outInfo != null) { 13527 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13528 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13529 } 13530 updatePermissionsLPw(deletedPs.name, null, 0); 13531 if (deletedPs.sharedUser != null) { 13532 // Remove permissions associated with package. Since runtime 13533 // permissions are per user we have to kill the removed package 13534 // or packages running under the shared user of the removed 13535 // package if revoking the permissions requested only by the removed 13536 // package is successful and this causes a change in gids. 13537 for (int userId : UserManagerService.getInstance().getUserIds()) { 13538 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13539 userId); 13540 if (userIdToKill == UserHandle.USER_ALL 13541 || userIdToKill >= UserHandle.USER_SYSTEM) { 13542 // If gids changed for this user, kill all affected packages. 13543 mHandler.post(new Runnable() { 13544 @Override 13545 public void run() { 13546 // This has to happen with no lock held. 13547 killApplication(deletedPs.name, deletedPs.appId, 13548 KILL_APP_REASON_GIDS_CHANGED); 13549 } 13550 }); 13551 break; 13552 } 13553 } 13554 } 13555 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13556 } 13557 // make sure to preserve per-user disabled state if this removal was just 13558 // a downgrade of a system app to the factory package 13559 if (allUserHandles != null && perUserInstalled != null) { 13560 if (DEBUG_REMOVE) { 13561 Slog.d(TAG, "Propagating install state across downgrade"); 13562 } 13563 for (int i = 0; i < allUserHandles.length; i++) { 13564 if (DEBUG_REMOVE) { 13565 Slog.d(TAG, " user " + allUserHandles[i] 13566 + " => " + perUserInstalled[i]); 13567 } 13568 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13569 } 13570 } 13571 } 13572 // can downgrade to reader 13573 if (writeSettings) { 13574 // Save settings now 13575 mSettings.writeLPr(); 13576 } 13577 } 13578 if (outInfo != null) { 13579 // A user ID was deleted here. Go through all users and remove it 13580 // from KeyStore. 13581 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13582 } 13583 } 13584 13585 static boolean locationIsPrivileged(File path) { 13586 try { 13587 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13588 .getCanonicalPath(); 13589 return path.getCanonicalPath().startsWith(privilegedAppDir); 13590 } catch (IOException e) { 13591 Slog.e(TAG, "Unable to access code path " + path); 13592 } 13593 return false; 13594 } 13595 13596 /* 13597 * Tries to delete system package. 13598 */ 13599 private boolean deleteSystemPackageLI(PackageSetting newPs, 13600 int[] allUserHandles, boolean[] perUserInstalled, 13601 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13602 final boolean applyUserRestrictions 13603 = (allUserHandles != null) && (perUserInstalled != null); 13604 PackageSetting disabledPs = null; 13605 // Confirm if the system package has been updated 13606 // An updated system app can be deleted. This will also have to restore 13607 // the system pkg from system partition 13608 // reader 13609 synchronized (mPackages) { 13610 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13611 } 13612 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13613 + " disabledPs=" + disabledPs); 13614 if (disabledPs == null) { 13615 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13616 return false; 13617 } else if (DEBUG_REMOVE) { 13618 Slog.d(TAG, "Deleting system pkg from data partition"); 13619 } 13620 if (DEBUG_REMOVE) { 13621 if (applyUserRestrictions) { 13622 Slog.d(TAG, "Remembering install states:"); 13623 for (int i = 0; i < allUserHandles.length; i++) { 13624 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13625 } 13626 } 13627 } 13628 // Delete the updated package 13629 outInfo.isRemovedPackageSystemUpdate = true; 13630 if (disabledPs.versionCode < newPs.versionCode) { 13631 // Delete data for downgrades 13632 flags &= ~PackageManager.DELETE_KEEP_DATA; 13633 } else { 13634 // Preserve data by setting flag 13635 flags |= PackageManager.DELETE_KEEP_DATA; 13636 } 13637 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13638 allUserHandles, perUserInstalled, outInfo, writeSettings); 13639 if (!ret) { 13640 return false; 13641 } 13642 // writer 13643 synchronized (mPackages) { 13644 // Reinstate the old system package 13645 mSettings.enableSystemPackageLPw(newPs.name); 13646 // Remove any native libraries from the upgraded package. 13647 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13648 } 13649 // Install the system package 13650 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13651 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13652 if (locationIsPrivileged(disabledPs.codePath)) { 13653 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13654 } 13655 13656 final PackageParser.Package newPkg; 13657 try { 13658 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13659 } catch (PackageManagerException e) { 13660 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13661 return false; 13662 } 13663 13664 // writer 13665 synchronized (mPackages) { 13666 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13667 13668 // Propagate the permissions state as we do not want to drop on the floor 13669 // runtime permissions. The update permissions method below will take 13670 // care of removing obsolete permissions and grant install permissions. 13671 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13672 updatePermissionsLPw(newPkg.packageName, newPkg, 13673 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13674 13675 if (applyUserRestrictions) { 13676 if (DEBUG_REMOVE) { 13677 Slog.d(TAG, "Propagating install state across reinstall"); 13678 } 13679 for (int i = 0; i < allUserHandles.length; i++) { 13680 if (DEBUG_REMOVE) { 13681 Slog.d(TAG, " user " + allUserHandles[i] 13682 + " => " + perUserInstalled[i]); 13683 } 13684 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13685 13686 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13687 } 13688 // Regardless of writeSettings we need to ensure that this restriction 13689 // state propagation is persisted 13690 mSettings.writeAllUsersPackageRestrictionsLPr(); 13691 } 13692 // can downgrade to reader here 13693 if (writeSettings) { 13694 mSettings.writeLPr(); 13695 } 13696 } 13697 return true; 13698 } 13699 13700 private boolean deleteInstalledPackageLI(PackageSetting ps, 13701 boolean deleteCodeAndResources, int flags, 13702 int[] allUserHandles, boolean[] perUserInstalled, 13703 PackageRemovedInfo outInfo, boolean writeSettings) { 13704 if (outInfo != null) { 13705 outInfo.uid = ps.appId; 13706 } 13707 13708 // Delete package data from internal structures and also remove data if flag is set 13709 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13710 13711 // Delete application code and resources 13712 if (deleteCodeAndResources && (outInfo != null)) { 13713 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13714 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13715 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13716 } 13717 return true; 13718 } 13719 13720 @Override 13721 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13722 int userId) { 13723 mContext.enforceCallingOrSelfPermission( 13724 android.Manifest.permission.DELETE_PACKAGES, null); 13725 synchronized (mPackages) { 13726 PackageSetting ps = mSettings.mPackages.get(packageName); 13727 if (ps == null) { 13728 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13729 return false; 13730 } 13731 if (!ps.getInstalled(userId)) { 13732 // Can't block uninstall for an app that is not installed or enabled. 13733 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13734 return false; 13735 } 13736 ps.setBlockUninstall(blockUninstall, userId); 13737 mSettings.writePackageRestrictionsLPr(userId); 13738 } 13739 return true; 13740 } 13741 13742 @Override 13743 public boolean getBlockUninstallForUser(String packageName, int userId) { 13744 synchronized (mPackages) { 13745 PackageSetting ps = mSettings.mPackages.get(packageName); 13746 if (ps == null) { 13747 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13748 return false; 13749 } 13750 return ps.getBlockUninstall(userId); 13751 } 13752 } 13753 13754 /* 13755 * This method handles package deletion in general 13756 */ 13757 private boolean deletePackageLI(String packageName, UserHandle user, 13758 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13759 int flags, PackageRemovedInfo outInfo, 13760 boolean writeSettings) { 13761 if (packageName == null) { 13762 Slog.w(TAG, "Attempt to delete null packageName."); 13763 return false; 13764 } 13765 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13766 PackageSetting ps; 13767 boolean dataOnly = false; 13768 int removeUser = -1; 13769 int appId = -1; 13770 synchronized (mPackages) { 13771 ps = mSettings.mPackages.get(packageName); 13772 if (ps == null) { 13773 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13774 return false; 13775 } 13776 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13777 && user.getIdentifier() != UserHandle.USER_ALL) { 13778 // The caller is asking that the package only be deleted for a single 13779 // user. To do this, we just mark its uninstalled state and delete 13780 // its data. If this is a system app, we only allow this to happen if 13781 // they have set the special DELETE_SYSTEM_APP which requests different 13782 // semantics than normal for uninstalling system apps. 13783 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13784 final int userId = user.getIdentifier(); 13785 ps.setUserState(userId, 13786 COMPONENT_ENABLED_STATE_DEFAULT, 13787 false, //installed 13788 true, //stopped 13789 true, //notLaunched 13790 false, //hidden 13791 null, null, null, 13792 false, // blockUninstall 13793 ps.readUserState(userId).domainVerificationStatus, 0); 13794 if (!isSystemApp(ps)) { 13795 // Do not uninstall the APK if an app should be cached 13796 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13797 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13798 // Other user still have this package installed, so all 13799 // we need to do is clear this user's data and save that 13800 // it is uninstalled. 13801 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13802 removeUser = user.getIdentifier(); 13803 appId = ps.appId; 13804 scheduleWritePackageRestrictionsLocked(removeUser); 13805 } else { 13806 // We need to set it back to 'installed' so the uninstall 13807 // broadcasts will be sent correctly. 13808 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13809 ps.setInstalled(true, user.getIdentifier()); 13810 } 13811 } else { 13812 // This is a system app, so we assume that the 13813 // other users still have this package installed, so all 13814 // we need to do is clear this user's data and save that 13815 // it is uninstalled. 13816 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13817 removeUser = user.getIdentifier(); 13818 appId = ps.appId; 13819 scheduleWritePackageRestrictionsLocked(removeUser); 13820 } 13821 } 13822 } 13823 13824 if (removeUser >= 0) { 13825 // From above, we determined that we are deleting this only 13826 // for a single user. Continue the work here. 13827 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13828 if (outInfo != null) { 13829 outInfo.removedPackage = packageName; 13830 outInfo.removedAppId = appId; 13831 outInfo.removedUsers = new int[] {removeUser}; 13832 } 13833 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13834 removeKeystoreDataIfNeeded(removeUser, appId); 13835 schedulePackageCleaning(packageName, removeUser, false); 13836 synchronized (mPackages) { 13837 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13838 scheduleWritePackageRestrictionsLocked(removeUser); 13839 } 13840 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13841 } 13842 return true; 13843 } 13844 13845 if (dataOnly) { 13846 // Delete application data first 13847 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13848 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13849 return true; 13850 } 13851 13852 boolean ret = false; 13853 if (isSystemApp(ps)) { 13854 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13855 // When an updated system application is deleted we delete the existing resources as well and 13856 // fall back to existing code in system partition 13857 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13858 flags, outInfo, writeSettings); 13859 } else { 13860 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13861 // Kill application pre-emptively especially for apps on sd. 13862 killApplication(packageName, ps.appId, "uninstall pkg"); 13863 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13864 allUserHandles, perUserInstalled, 13865 outInfo, writeSettings); 13866 } 13867 13868 return ret; 13869 } 13870 13871 private final class ClearStorageConnection implements ServiceConnection { 13872 IMediaContainerService mContainerService; 13873 13874 @Override 13875 public void onServiceConnected(ComponentName name, IBinder service) { 13876 synchronized (this) { 13877 mContainerService = IMediaContainerService.Stub.asInterface(service); 13878 notifyAll(); 13879 } 13880 } 13881 13882 @Override 13883 public void onServiceDisconnected(ComponentName name) { 13884 } 13885 } 13886 13887 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13888 final boolean mounted; 13889 if (Environment.isExternalStorageEmulated()) { 13890 mounted = true; 13891 } else { 13892 final String status = Environment.getExternalStorageState(); 13893 13894 mounted = status.equals(Environment.MEDIA_MOUNTED) 13895 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13896 } 13897 13898 if (!mounted) { 13899 return; 13900 } 13901 13902 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13903 int[] users; 13904 if (userId == UserHandle.USER_ALL) { 13905 users = sUserManager.getUserIds(); 13906 } else { 13907 users = new int[] { userId }; 13908 } 13909 final ClearStorageConnection conn = new ClearStorageConnection(); 13910 if (mContext.bindServiceAsUser( 13911 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13912 try { 13913 for (int curUser : users) { 13914 long timeout = SystemClock.uptimeMillis() + 5000; 13915 synchronized (conn) { 13916 long now = SystemClock.uptimeMillis(); 13917 while (conn.mContainerService == null && now < timeout) { 13918 try { 13919 conn.wait(timeout - now); 13920 } catch (InterruptedException e) { 13921 } 13922 } 13923 } 13924 if (conn.mContainerService == null) { 13925 return; 13926 } 13927 13928 final UserEnvironment userEnv = new UserEnvironment(curUser); 13929 clearDirectory(conn.mContainerService, 13930 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13931 if (allData) { 13932 clearDirectory(conn.mContainerService, 13933 userEnv.buildExternalStorageAppDataDirs(packageName)); 13934 clearDirectory(conn.mContainerService, 13935 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13936 } 13937 } 13938 } finally { 13939 mContext.unbindService(conn); 13940 } 13941 } 13942 } 13943 13944 @Override 13945 public void clearApplicationUserData(final String packageName, 13946 final IPackageDataObserver observer, final int userId) { 13947 mContext.enforceCallingOrSelfPermission( 13948 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13949 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13950 // Queue up an async operation since the package deletion may take a little while. 13951 mHandler.post(new Runnable() { 13952 public void run() { 13953 mHandler.removeCallbacks(this); 13954 final boolean succeeded; 13955 synchronized (mInstallLock) { 13956 succeeded = clearApplicationUserDataLI(packageName, userId); 13957 } 13958 clearExternalStorageDataSync(packageName, userId, true); 13959 if (succeeded) { 13960 // invoke DeviceStorageMonitor's update method to clear any notifications 13961 DeviceStorageMonitorInternal 13962 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13963 if (dsm != null) { 13964 dsm.checkMemory(); 13965 } 13966 } 13967 if(observer != null) { 13968 try { 13969 observer.onRemoveCompleted(packageName, succeeded); 13970 } catch (RemoteException e) { 13971 Log.i(TAG, "Observer no longer exists."); 13972 } 13973 } //end if observer 13974 } //end run 13975 }); 13976 } 13977 13978 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13979 if (packageName == null) { 13980 Slog.w(TAG, "Attempt to delete null packageName."); 13981 return false; 13982 } 13983 13984 // Try finding details about the requested package 13985 PackageParser.Package pkg; 13986 synchronized (mPackages) { 13987 pkg = mPackages.get(packageName); 13988 if (pkg == null) { 13989 final PackageSetting ps = mSettings.mPackages.get(packageName); 13990 if (ps != null) { 13991 pkg = ps.pkg; 13992 } 13993 } 13994 13995 if (pkg == null) { 13996 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13997 return false; 13998 } 13999 14000 PackageSetting ps = (PackageSetting) pkg.mExtras; 14001 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14002 } 14003 14004 // Always delete data directories for package, even if we found no other 14005 // record of app. This helps users recover from UID mismatches without 14006 // resorting to a full data wipe. 14007 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14008 if (retCode < 0) { 14009 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14010 return false; 14011 } 14012 14013 final int appId = pkg.applicationInfo.uid; 14014 removeKeystoreDataIfNeeded(userId, appId); 14015 14016 // Create a native library symlink only if we have native libraries 14017 // and if the native libraries are 32 bit libraries. We do not provide 14018 // this symlink for 64 bit libraries. 14019 if (pkg.applicationInfo.primaryCpuAbi != null && 14020 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14021 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14022 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14023 nativeLibPath, userId) < 0) { 14024 Slog.w(TAG, "Failed linking native library dir"); 14025 return false; 14026 } 14027 } 14028 14029 return true; 14030 } 14031 14032 /** 14033 * Reverts user permission state changes (permissions and flags) in 14034 * all packages for a given user. 14035 * 14036 * @param userId The device user for which to do a reset. 14037 */ 14038 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14039 final int packageCount = mPackages.size(); 14040 for (int i = 0; i < packageCount; i++) { 14041 PackageParser.Package pkg = mPackages.valueAt(i); 14042 PackageSetting ps = (PackageSetting) pkg.mExtras; 14043 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14044 } 14045 } 14046 14047 /** 14048 * Reverts user permission state changes (permissions and flags). 14049 * 14050 * @param ps The package for which to reset. 14051 * @param userId The device user for which to do a reset. 14052 */ 14053 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14054 final PackageSetting ps, final int userId) { 14055 if (ps.pkg == null) { 14056 return; 14057 } 14058 14059 // These are flags that can change base on user actions. 14060 final int userSettableMask = FLAG_PERMISSION_USER_SET 14061 | FLAG_PERMISSION_USER_FIXED 14062 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14063 | FLAG_PERMISSION_REVIEW_REQUIRED; 14064 14065 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14066 | FLAG_PERMISSION_POLICY_FIXED; 14067 14068 boolean writeInstallPermissions = false; 14069 boolean writeRuntimePermissions = false; 14070 14071 final int permissionCount = ps.pkg.requestedPermissions.size(); 14072 for (int i = 0; i < permissionCount; i++) { 14073 String permission = ps.pkg.requestedPermissions.get(i); 14074 14075 BasePermission bp = mSettings.mPermissions.get(permission); 14076 if (bp == null) { 14077 continue; 14078 } 14079 14080 // If shared user we just reset the state to which only this app contributed. 14081 if (ps.sharedUser != null) { 14082 boolean used = false; 14083 final int packageCount = ps.sharedUser.packages.size(); 14084 for (int j = 0; j < packageCount; j++) { 14085 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14086 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14087 && pkg.pkg.requestedPermissions.contains(permission)) { 14088 used = true; 14089 break; 14090 } 14091 } 14092 if (used) { 14093 continue; 14094 } 14095 } 14096 14097 PermissionsState permissionsState = ps.getPermissionsState(); 14098 14099 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14100 14101 // Always clear the user settable flags. 14102 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14103 bp.name) != null; 14104 // If permission review is enabled and this is a legacy app, mark the 14105 // permission as requiring a review as this is the initial state. 14106 int flags = 0; 14107 if (Build.PERMISSIONS_REVIEW_REQUIRED 14108 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14109 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14110 } 14111 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14112 if (hasInstallState) { 14113 writeInstallPermissions = true; 14114 } else { 14115 writeRuntimePermissions = true; 14116 } 14117 } 14118 14119 // Below is only runtime permission handling. 14120 if (!bp.isRuntime()) { 14121 continue; 14122 } 14123 14124 // Never clobber system or policy. 14125 if ((oldFlags & policyOrSystemFlags) != 0) { 14126 continue; 14127 } 14128 14129 // If this permission was granted by default, make sure it is. 14130 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14131 if (permissionsState.grantRuntimePermission(bp, userId) 14132 != PERMISSION_OPERATION_FAILURE) { 14133 writeRuntimePermissions = true; 14134 } 14135 // If permission review is enabled the permissions for a legacy apps 14136 // are represented as constantly granted runtime ones, so don't revoke. 14137 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14138 // Otherwise, reset the permission. 14139 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14140 switch (revokeResult) { 14141 case PERMISSION_OPERATION_SUCCESS: { 14142 writeRuntimePermissions = true; 14143 } break; 14144 14145 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14146 writeRuntimePermissions = true; 14147 final int appId = ps.appId; 14148 mHandler.post(new Runnable() { 14149 @Override 14150 public void run() { 14151 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14152 } 14153 }); 14154 } break; 14155 } 14156 } 14157 } 14158 14159 // Synchronously write as we are taking permissions away. 14160 if (writeRuntimePermissions) { 14161 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14162 } 14163 14164 // Synchronously write as we are taking permissions away. 14165 if (writeInstallPermissions) { 14166 mSettings.writeLPr(); 14167 } 14168 } 14169 14170 /** 14171 * Remove entries from the keystore daemon. Will only remove it if the 14172 * {@code appId} is valid. 14173 */ 14174 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14175 if (appId < 0) { 14176 return; 14177 } 14178 14179 final KeyStore keyStore = KeyStore.getInstance(); 14180 if (keyStore != null) { 14181 if (userId == UserHandle.USER_ALL) { 14182 for (final int individual : sUserManager.getUserIds()) { 14183 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14184 } 14185 } else { 14186 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14187 } 14188 } else { 14189 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14190 } 14191 } 14192 14193 @Override 14194 public void deleteApplicationCacheFiles(final String packageName, 14195 final IPackageDataObserver observer) { 14196 mContext.enforceCallingOrSelfPermission( 14197 android.Manifest.permission.DELETE_CACHE_FILES, null); 14198 // Queue up an async operation since the package deletion may take a little while. 14199 final int userId = UserHandle.getCallingUserId(); 14200 mHandler.post(new Runnable() { 14201 public void run() { 14202 mHandler.removeCallbacks(this); 14203 final boolean succeded; 14204 synchronized (mInstallLock) { 14205 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14206 } 14207 clearExternalStorageDataSync(packageName, userId, false); 14208 if (observer != null) { 14209 try { 14210 observer.onRemoveCompleted(packageName, succeded); 14211 } catch (RemoteException e) { 14212 Log.i(TAG, "Observer no longer exists."); 14213 } 14214 } //end if observer 14215 } //end run 14216 }); 14217 } 14218 14219 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14220 if (packageName == null) { 14221 Slog.w(TAG, "Attempt to delete null packageName."); 14222 return false; 14223 } 14224 PackageParser.Package p; 14225 synchronized (mPackages) { 14226 p = mPackages.get(packageName); 14227 } 14228 if (p == null) { 14229 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14230 return false; 14231 } 14232 final ApplicationInfo applicationInfo = p.applicationInfo; 14233 if (applicationInfo == null) { 14234 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14235 return false; 14236 } 14237 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14238 if (retCode < 0) { 14239 Slog.w(TAG, "Couldn't remove cache files for package: " 14240 + packageName + " u" + userId); 14241 return false; 14242 } 14243 return true; 14244 } 14245 14246 @Override 14247 public void getPackageSizeInfo(final String packageName, int userHandle, 14248 final IPackageStatsObserver observer) { 14249 mContext.enforceCallingOrSelfPermission( 14250 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14251 if (packageName == null) { 14252 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14253 } 14254 14255 PackageStats stats = new PackageStats(packageName, userHandle); 14256 14257 /* 14258 * Queue up an async operation since the package measurement may take a 14259 * little while. 14260 */ 14261 Message msg = mHandler.obtainMessage(INIT_COPY); 14262 msg.obj = new MeasureParams(stats, observer); 14263 mHandler.sendMessage(msg); 14264 } 14265 14266 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14267 PackageStats pStats) { 14268 if (packageName == null) { 14269 Slog.w(TAG, "Attempt to get size of null packageName."); 14270 return false; 14271 } 14272 PackageParser.Package p; 14273 boolean dataOnly = false; 14274 String libDirRoot = null; 14275 String asecPath = null; 14276 PackageSetting ps = null; 14277 synchronized (mPackages) { 14278 p = mPackages.get(packageName); 14279 ps = mSettings.mPackages.get(packageName); 14280 if(p == null) { 14281 dataOnly = true; 14282 if((ps == null) || (ps.pkg == null)) { 14283 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14284 return false; 14285 } 14286 p = ps.pkg; 14287 } 14288 if (ps != null) { 14289 libDirRoot = ps.legacyNativeLibraryPathString; 14290 } 14291 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14292 final long token = Binder.clearCallingIdentity(); 14293 try { 14294 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14295 if (secureContainerId != null) { 14296 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14297 } 14298 } finally { 14299 Binder.restoreCallingIdentity(token); 14300 } 14301 } 14302 } 14303 String publicSrcDir = null; 14304 if(!dataOnly) { 14305 final ApplicationInfo applicationInfo = p.applicationInfo; 14306 if (applicationInfo == null) { 14307 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14308 return false; 14309 } 14310 if (p.isForwardLocked()) { 14311 publicSrcDir = applicationInfo.getBaseResourcePath(); 14312 } 14313 } 14314 // TODO: extend to measure size of split APKs 14315 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14316 // not just the first level. 14317 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14318 // just the primary. 14319 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14320 14321 String apkPath; 14322 File packageDir = new File(p.codePath); 14323 14324 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14325 apkPath = packageDir.getAbsolutePath(); 14326 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14327 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14328 libDirRoot = null; 14329 } 14330 } else { 14331 apkPath = p.baseCodePath; 14332 } 14333 14334 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14335 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14336 if (res < 0) { 14337 return false; 14338 } 14339 14340 // Fix-up for forward-locked applications in ASEC containers. 14341 if (!isExternal(p)) { 14342 pStats.codeSize += pStats.externalCodeSize; 14343 pStats.externalCodeSize = 0L; 14344 } 14345 14346 return true; 14347 } 14348 14349 14350 @Override 14351 public void addPackageToPreferred(String packageName) { 14352 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14353 } 14354 14355 @Override 14356 public void removePackageFromPreferred(String packageName) { 14357 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14358 } 14359 14360 @Override 14361 public List<PackageInfo> getPreferredPackages(int flags) { 14362 return new ArrayList<PackageInfo>(); 14363 } 14364 14365 private int getUidTargetSdkVersionLockedLPr(int uid) { 14366 Object obj = mSettings.getUserIdLPr(uid); 14367 if (obj instanceof SharedUserSetting) { 14368 final SharedUserSetting sus = (SharedUserSetting) obj; 14369 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14370 final Iterator<PackageSetting> it = sus.packages.iterator(); 14371 while (it.hasNext()) { 14372 final PackageSetting ps = it.next(); 14373 if (ps.pkg != null) { 14374 int v = ps.pkg.applicationInfo.targetSdkVersion; 14375 if (v < vers) vers = v; 14376 } 14377 } 14378 return vers; 14379 } else if (obj instanceof PackageSetting) { 14380 final PackageSetting ps = (PackageSetting) obj; 14381 if (ps.pkg != null) { 14382 return ps.pkg.applicationInfo.targetSdkVersion; 14383 } 14384 } 14385 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14386 } 14387 14388 @Override 14389 public void addPreferredActivity(IntentFilter filter, int match, 14390 ComponentName[] set, ComponentName activity, int userId) { 14391 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14392 "Adding preferred"); 14393 } 14394 14395 private void addPreferredActivityInternal(IntentFilter filter, int match, 14396 ComponentName[] set, ComponentName activity, boolean always, int userId, 14397 String opname) { 14398 // writer 14399 int callingUid = Binder.getCallingUid(); 14400 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14401 if (filter.countActions() == 0) { 14402 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14403 return; 14404 } 14405 synchronized (mPackages) { 14406 if (mContext.checkCallingOrSelfPermission( 14407 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14408 != PackageManager.PERMISSION_GRANTED) { 14409 if (getUidTargetSdkVersionLockedLPr(callingUid) 14410 < Build.VERSION_CODES.FROYO) { 14411 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14412 + callingUid); 14413 return; 14414 } 14415 mContext.enforceCallingOrSelfPermission( 14416 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14417 } 14418 14419 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14420 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14421 + userId + ":"); 14422 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14423 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14424 scheduleWritePackageRestrictionsLocked(userId); 14425 } 14426 } 14427 14428 @Override 14429 public void replacePreferredActivity(IntentFilter filter, int match, 14430 ComponentName[] set, ComponentName activity, int userId) { 14431 if (filter.countActions() != 1) { 14432 throw new IllegalArgumentException( 14433 "replacePreferredActivity expects filter to have only 1 action."); 14434 } 14435 if (filter.countDataAuthorities() != 0 14436 || filter.countDataPaths() != 0 14437 || filter.countDataSchemes() > 1 14438 || filter.countDataTypes() != 0) { 14439 throw new IllegalArgumentException( 14440 "replacePreferredActivity expects filter to have no data authorities, " + 14441 "paths, or types; and at most one scheme."); 14442 } 14443 14444 final int callingUid = Binder.getCallingUid(); 14445 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14446 synchronized (mPackages) { 14447 if (mContext.checkCallingOrSelfPermission( 14448 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14449 != PackageManager.PERMISSION_GRANTED) { 14450 if (getUidTargetSdkVersionLockedLPr(callingUid) 14451 < Build.VERSION_CODES.FROYO) { 14452 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14453 + Binder.getCallingUid()); 14454 return; 14455 } 14456 mContext.enforceCallingOrSelfPermission( 14457 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14458 } 14459 14460 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14461 if (pir != null) { 14462 // Get all of the existing entries that exactly match this filter. 14463 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14464 if (existing != null && existing.size() == 1) { 14465 PreferredActivity cur = existing.get(0); 14466 if (DEBUG_PREFERRED) { 14467 Slog.i(TAG, "Checking replace of preferred:"); 14468 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14469 if (!cur.mPref.mAlways) { 14470 Slog.i(TAG, " -- CUR; not mAlways!"); 14471 } else { 14472 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14473 Slog.i(TAG, " -- CUR: mSet=" 14474 + Arrays.toString(cur.mPref.mSetComponents)); 14475 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14476 Slog.i(TAG, " -- NEW: mMatch=" 14477 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14478 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14479 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14480 } 14481 } 14482 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14483 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14484 && cur.mPref.sameSet(set)) { 14485 // Setting the preferred activity to what it happens to be already 14486 if (DEBUG_PREFERRED) { 14487 Slog.i(TAG, "Replacing with same preferred activity " 14488 + cur.mPref.mShortComponent + " for user " 14489 + userId + ":"); 14490 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14491 } 14492 return; 14493 } 14494 } 14495 14496 if (existing != null) { 14497 if (DEBUG_PREFERRED) { 14498 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14499 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14500 } 14501 for (int i = 0; i < existing.size(); i++) { 14502 PreferredActivity pa = existing.get(i); 14503 if (DEBUG_PREFERRED) { 14504 Slog.i(TAG, "Removing existing preferred activity " 14505 + pa.mPref.mComponent + ":"); 14506 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14507 } 14508 pir.removeFilter(pa); 14509 } 14510 } 14511 } 14512 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14513 "Replacing preferred"); 14514 } 14515 } 14516 14517 @Override 14518 public void clearPackagePreferredActivities(String packageName) { 14519 final int uid = Binder.getCallingUid(); 14520 // writer 14521 synchronized (mPackages) { 14522 PackageParser.Package pkg = mPackages.get(packageName); 14523 if (pkg == null || pkg.applicationInfo.uid != uid) { 14524 if (mContext.checkCallingOrSelfPermission( 14525 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14526 != PackageManager.PERMISSION_GRANTED) { 14527 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14528 < Build.VERSION_CODES.FROYO) { 14529 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14530 + Binder.getCallingUid()); 14531 return; 14532 } 14533 mContext.enforceCallingOrSelfPermission( 14534 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14535 } 14536 } 14537 14538 int user = UserHandle.getCallingUserId(); 14539 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14540 scheduleWritePackageRestrictionsLocked(user); 14541 } 14542 } 14543 } 14544 14545 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14546 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14547 ArrayList<PreferredActivity> removed = null; 14548 boolean changed = false; 14549 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14550 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14551 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14552 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14553 continue; 14554 } 14555 Iterator<PreferredActivity> it = pir.filterIterator(); 14556 while (it.hasNext()) { 14557 PreferredActivity pa = it.next(); 14558 // Mark entry for removal only if it matches the package name 14559 // and the entry is of type "always". 14560 if (packageName == null || 14561 (pa.mPref.mComponent.getPackageName().equals(packageName) 14562 && pa.mPref.mAlways)) { 14563 if (removed == null) { 14564 removed = new ArrayList<PreferredActivity>(); 14565 } 14566 removed.add(pa); 14567 } 14568 } 14569 if (removed != null) { 14570 for (int j=0; j<removed.size(); j++) { 14571 PreferredActivity pa = removed.get(j); 14572 pir.removeFilter(pa); 14573 } 14574 changed = true; 14575 } 14576 } 14577 return changed; 14578 } 14579 14580 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14581 private void clearIntentFilterVerificationsLPw(int userId) { 14582 final int packageCount = mPackages.size(); 14583 for (int i = 0; i < packageCount; i++) { 14584 PackageParser.Package pkg = mPackages.valueAt(i); 14585 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14586 } 14587 } 14588 14589 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14590 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14591 if (userId == UserHandle.USER_ALL) { 14592 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14593 sUserManager.getUserIds())) { 14594 for (int oneUserId : sUserManager.getUserIds()) { 14595 scheduleWritePackageRestrictionsLocked(oneUserId); 14596 } 14597 } 14598 } else { 14599 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14600 scheduleWritePackageRestrictionsLocked(userId); 14601 } 14602 } 14603 } 14604 14605 void clearDefaultBrowserIfNeeded(String packageName) { 14606 for (int oneUserId : sUserManager.getUserIds()) { 14607 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14608 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14609 if (packageName.equals(defaultBrowserPackageName)) { 14610 setDefaultBrowserPackageName(null, oneUserId); 14611 } 14612 } 14613 } 14614 14615 @Override 14616 public void resetApplicationPreferences(int userId) { 14617 mContext.enforceCallingOrSelfPermission( 14618 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14619 // writer 14620 synchronized (mPackages) { 14621 final long identity = Binder.clearCallingIdentity(); 14622 try { 14623 clearPackagePreferredActivitiesLPw(null, userId); 14624 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14625 // TODO: We have to reset the default SMS and Phone. This requires 14626 // significant refactoring to keep all default apps in the package 14627 // manager (cleaner but more work) or have the services provide 14628 // callbacks to the package manager to request a default app reset. 14629 applyFactoryDefaultBrowserLPw(userId); 14630 clearIntentFilterVerificationsLPw(userId); 14631 primeDomainVerificationsLPw(userId); 14632 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14633 scheduleWritePackageRestrictionsLocked(userId); 14634 } finally { 14635 Binder.restoreCallingIdentity(identity); 14636 } 14637 } 14638 } 14639 14640 @Override 14641 public int getPreferredActivities(List<IntentFilter> outFilters, 14642 List<ComponentName> outActivities, String packageName) { 14643 14644 int num = 0; 14645 final int userId = UserHandle.getCallingUserId(); 14646 // reader 14647 synchronized (mPackages) { 14648 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14649 if (pir != null) { 14650 final Iterator<PreferredActivity> it = pir.filterIterator(); 14651 while (it.hasNext()) { 14652 final PreferredActivity pa = it.next(); 14653 if (packageName == null 14654 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14655 && pa.mPref.mAlways)) { 14656 if (outFilters != null) { 14657 outFilters.add(new IntentFilter(pa)); 14658 } 14659 if (outActivities != null) { 14660 outActivities.add(pa.mPref.mComponent); 14661 } 14662 } 14663 } 14664 } 14665 } 14666 14667 return num; 14668 } 14669 14670 @Override 14671 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14672 int userId) { 14673 int callingUid = Binder.getCallingUid(); 14674 if (callingUid != Process.SYSTEM_UID) { 14675 throw new SecurityException( 14676 "addPersistentPreferredActivity can only be run by the system"); 14677 } 14678 if (filter.countActions() == 0) { 14679 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14680 return; 14681 } 14682 synchronized (mPackages) { 14683 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14684 " :"); 14685 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14686 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14687 new PersistentPreferredActivity(filter, activity)); 14688 scheduleWritePackageRestrictionsLocked(userId); 14689 } 14690 } 14691 14692 @Override 14693 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14694 int callingUid = Binder.getCallingUid(); 14695 if (callingUid != Process.SYSTEM_UID) { 14696 throw new SecurityException( 14697 "clearPackagePersistentPreferredActivities can only be run by the system"); 14698 } 14699 ArrayList<PersistentPreferredActivity> removed = null; 14700 boolean changed = false; 14701 synchronized (mPackages) { 14702 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14703 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14704 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14705 .valueAt(i); 14706 if (userId != thisUserId) { 14707 continue; 14708 } 14709 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14710 while (it.hasNext()) { 14711 PersistentPreferredActivity ppa = it.next(); 14712 // Mark entry for removal only if it matches the package name. 14713 if (ppa.mComponent.getPackageName().equals(packageName)) { 14714 if (removed == null) { 14715 removed = new ArrayList<PersistentPreferredActivity>(); 14716 } 14717 removed.add(ppa); 14718 } 14719 } 14720 if (removed != null) { 14721 for (int j=0; j<removed.size(); j++) { 14722 PersistentPreferredActivity ppa = removed.get(j); 14723 ppir.removeFilter(ppa); 14724 } 14725 changed = true; 14726 } 14727 } 14728 14729 if (changed) { 14730 scheduleWritePackageRestrictionsLocked(userId); 14731 } 14732 } 14733 } 14734 14735 /** 14736 * Common machinery for picking apart a restored XML blob and passing 14737 * it to a caller-supplied functor to be applied to the running system. 14738 */ 14739 private void restoreFromXml(XmlPullParser parser, int userId, 14740 String expectedStartTag, BlobXmlRestorer functor) 14741 throws IOException, XmlPullParserException { 14742 int type; 14743 while ((type = parser.next()) != XmlPullParser.START_TAG 14744 && type != XmlPullParser.END_DOCUMENT) { 14745 } 14746 if (type != XmlPullParser.START_TAG) { 14747 // oops didn't find a start tag?! 14748 if (DEBUG_BACKUP) { 14749 Slog.e(TAG, "Didn't find start tag during restore"); 14750 } 14751 return; 14752 } 14753 14754 // this is supposed to be TAG_PREFERRED_BACKUP 14755 if (!expectedStartTag.equals(parser.getName())) { 14756 if (DEBUG_BACKUP) { 14757 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14758 } 14759 return; 14760 } 14761 14762 // skip interfering stuff, then we're aligned with the backing implementation 14763 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14764 functor.apply(parser, userId); 14765 } 14766 14767 private interface BlobXmlRestorer { 14768 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14769 } 14770 14771 /** 14772 * Non-Binder method, support for the backup/restore mechanism: write the 14773 * full set of preferred activities in its canonical XML format. Returns the 14774 * XML output as a byte array, or null if there is none. 14775 */ 14776 @Override 14777 public byte[] getPreferredActivityBackup(int userId) { 14778 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14779 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14780 } 14781 14782 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14783 try { 14784 final XmlSerializer serializer = new FastXmlSerializer(); 14785 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14786 serializer.startDocument(null, true); 14787 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14788 14789 synchronized (mPackages) { 14790 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14791 } 14792 14793 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14794 serializer.endDocument(); 14795 serializer.flush(); 14796 } catch (Exception e) { 14797 if (DEBUG_BACKUP) { 14798 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14799 } 14800 return null; 14801 } 14802 14803 return dataStream.toByteArray(); 14804 } 14805 14806 @Override 14807 public void restorePreferredActivities(byte[] backup, int userId) { 14808 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14809 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14810 } 14811 14812 try { 14813 final XmlPullParser parser = Xml.newPullParser(); 14814 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14815 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14816 new BlobXmlRestorer() { 14817 @Override 14818 public void apply(XmlPullParser parser, int userId) 14819 throws XmlPullParserException, IOException { 14820 synchronized (mPackages) { 14821 mSettings.readPreferredActivitiesLPw(parser, userId); 14822 } 14823 } 14824 } ); 14825 } catch (Exception e) { 14826 if (DEBUG_BACKUP) { 14827 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14828 } 14829 } 14830 } 14831 14832 /** 14833 * Non-Binder method, support for the backup/restore mechanism: write the 14834 * default browser (etc) settings in its canonical XML format. Returns the default 14835 * browser XML representation as a byte array, or null if there is none. 14836 */ 14837 @Override 14838 public byte[] getDefaultAppsBackup(int userId) { 14839 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14840 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14841 } 14842 14843 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14844 try { 14845 final XmlSerializer serializer = new FastXmlSerializer(); 14846 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14847 serializer.startDocument(null, true); 14848 serializer.startTag(null, TAG_DEFAULT_APPS); 14849 14850 synchronized (mPackages) { 14851 mSettings.writeDefaultAppsLPr(serializer, userId); 14852 } 14853 14854 serializer.endTag(null, TAG_DEFAULT_APPS); 14855 serializer.endDocument(); 14856 serializer.flush(); 14857 } catch (Exception e) { 14858 if (DEBUG_BACKUP) { 14859 Slog.e(TAG, "Unable to write default apps for backup", e); 14860 } 14861 return null; 14862 } 14863 14864 return dataStream.toByteArray(); 14865 } 14866 14867 @Override 14868 public void restoreDefaultApps(byte[] backup, int userId) { 14869 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14870 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14871 } 14872 14873 try { 14874 final XmlPullParser parser = Xml.newPullParser(); 14875 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14876 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14877 new BlobXmlRestorer() { 14878 @Override 14879 public void apply(XmlPullParser parser, int userId) 14880 throws XmlPullParserException, IOException { 14881 synchronized (mPackages) { 14882 mSettings.readDefaultAppsLPw(parser, userId); 14883 } 14884 } 14885 } ); 14886 } catch (Exception e) { 14887 if (DEBUG_BACKUP) { 14888 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14889 } 14890 } 14891 } 14892 14893 @Override 14894 public byte[] getIntentFilterVerificationBackup(int userId) { 14895 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14896 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14897 } 14898 14899 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14900 try { 14901 final XmlSerializer serializer = new FastXmlSerializer(); 14902 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14903 serializer.startDocument(null, true); 14904 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14905 14906 synchronized (mPackages) { 14907 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14908 } 14909 14910 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14911 serializer.endDocument(); 14912 serializer.flush(); 14913 } catch (Exception e) { 14914 if (DEBUG_BACKUP) { 14915 Slog.e(TAG, "Unable to write default apps for backup", e); 14916 } 14917 return null; 14918 } 14919 14920 return dataStream.toByteArray(); 14921 } 14922 14923 @Override 14924 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14925 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14926 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14927 } 14928 14929 try { 14930 final XmlPullParser parser = Xml.newPullParser(); 14931 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14932 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14933 new BlobXmlRestorer() { 14934 @Override 14935 public void apply(XmlPullParser parser, int userId) 14936 throws XmlPullParserException, IOException { 14937 synchronized (mPackages) { 14938 mSettings.readAllDomainVerificationsLPr(parser, userId); 14939 mSettings.writeLPr(); 14940 } 14941 } 14942 } ); 14943 } catch (Exception e) { 14944 if (DEBUG_BACKUP) { 14945 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14946 } 14947 } 14948 } 14949 14950 @Override 14951 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14952 int sourceUserId, int targetUserId, int flags) { 14953 mContext.enforceCallingOrSelfPermission( 14954 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14955 int callingUid = Binder.getCallingUid(); 14956 enforceOwnerRights(ownerPackage, callingUid); 14957 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14958 if (intentFilter.countActions() == 0) { 14959 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14960 return; 14961 } 14962 synchronized (mPackages) { 14963 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14964 ownerPackage, targetUserId, flags); 14965 CrossProfileIntentResolver resolver = 14966 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14967 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14968 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14969 if (existing != null) { 14970 int size = existing.size(); 14971 for (int i = 0; i < size; i++) { 14972 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14973 return; 14974 } 14975 } 14976 } 14977 resolver.addFilter(newFilter); 14978 scheduleWritePackageRestrictionsLocked(sourceUserId); 14979 } 14980 } 14981 14982 @Override 14983 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14984 mContext.enforceCallingOrSelfPermission( 14985 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14986 int callingUid = Binder.getCallingUid(); 14987 enforceOwnerRights(ownerPackage, callingUid); 14988 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14989 synchronized (mPackages) { 14990 CrossProfileIntentResolver resolver = 14991 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14992 ArraySet<CrossProfileIntentFilter> set = 14993 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14994 for (CrossProfileIntentFilter filter : set) { 14995 if (filter.getOwnerPackage().equals(ownerPackage)) { 14996 resolver.removeFilter(filter); 14997 } 14998 } 14999 scheduleWritePackageRestrictionsLocked(sourceUserId); 15000 } 15001 } 15002 15003 // Enforcing that callingUid is owning pkg on userId 15004 private void enforceOwnerRights(String pkg, int callingUid) { 15005 // The system owns everything. 15006 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15007 return; 15008 } 15009 int callingUserId = UserHandle.getUserId(callingUid); 15010 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15011 if (pi == null) { 15012 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15013 + callingUserId); 15014 } 15015 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15016 throw new SecurityException("Calling uid " + callingUid 15017 + " does not own package " + pkg); 15018 } 15019 } 15020 15021 @Override 15022 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15023 Intent intent = new Intent(Intent.ACTION_MAIN); 15024 intent.addCategory(Intent.CATEGORY_HOME); 15025 15026 final int callingUserId = UserHandle.getCallingUserId(); 15027 List<ResolveInfo> list = queryIntentActivities(intent, null, 15028 PackageManager.GET_META_DATA, callingUserId); 15029 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15030 true, false, false, callingUserId); 15031 15032 allHomeCandidates.clear(); 15033 if (list != null) { 15034 for (ResolveInfo ri : list) { 15035 allHomeCandidates.add(ri); 15036 } 15037 } 15038 return (preferred == null || preferred.activityInfo == null) 15039 ? null 15040 : new ComponentName(preferred.activityInfo.packageName, 15041 preferred.activityInfo.name); 15042 } 15043 15044 @Override 15045 public void setApplicationEnabledSetting(String appPackageName, 15046 int newState, int flags, int userId, String callingPackage) { 15047 if (!sUserManager.exists(userId)) return; 15048 if (callingPackage == null) { 15049 callingPackage = Integer.toString(Binder.getCallingUid()); 15050 } 15051 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15052 } 15053 15054 @Override 15055 public void setComponentEnabledSetting(ComponentName componentName, 15056 int newState, int flags, int userId) { 15057 if (!sUserManager.exists(userId)) return; 15058 setEnabledSetting(componentName.getPackageName(), 15059 componentName.getClassName(), newState, flags, userId, null); 15060 } 15061 15062 private void setEnabledSetting(final String packageName, String className, int newState, 15063 final int flags, int userId, String callingPackage) { 15064 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15065 || newState == COMPONENT_ENABLED_STATE_ENABLED 15066 || newState == COMPONENT_ENABLED_STATE_DISABLED 15067 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15068 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15069 throw new IllegalArgumentException("Invalid new component state: " 15070 + newState); 15071 } 15072 PackageSetting pkgSetting; 15073 final int uid = Binder.getCallingUid(); 15074 final int permission = mContext.checkCallingOrSelfPermission( 15075 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15076 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15077 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15078 boolean sendNow = false; 15079 boolean isApp = (className == null); 15080 String componentName = isApp ? packageName : className; 15081 int packageUid = -1; 15082 ArrayList<String> components; 15083 15084 // writer 15085 synchronized (mPackages) { 15086 pkgSetting = mSettings.mPackages.get(packageName); 15087 if (pkgSetting == null) { 15088 if (className == null) { 15089 throw new IllegalArgumentException( 15090 "Unknown package: " + packageName); 15091 } 15092 throw new IllegalArgumentException( 15093 "Unknown component: " + packageName 15094 + "/" + className); 15095 } 15096 // Allow root and verify that userId is not being specified by a different user 15097 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15098 throw new SecurityException( 15099 "Permission Denial: attempt to change component state from pid=" 15100 + Binder.getCallingPid() 15101 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15102 } 15103 if (className == null) { 15104 // We're dealing with an application/package level state change 15105 if (pkgSetting.getEnabled(userId) == newState) { 15106 // Nothing to do 15107 return; 15108 } 15109 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15110 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15111 // Don't care about who enables an app. 15112 callingPackage = null; 15113 } 15114 pkgSetting.setEnabled(newState, userId, callingPackage); 15115 // pkgSetting.pkg.mSetEnabled = newState; 15116 } else { 15117 // We're dealing with a component level state change 15118 // First, verify that this is a valid class name. 15119 PackageParser.Package pkg = pkgSetting.pkg; 15120 if (pkg == null || !pkg.hasComponentClassName(className)) { 15121 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 15122 throw new IllegalArgumentException("Component class " + className 15123 + " does not exist in " + packageName); 15124 } else { 15125 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15126 + className + " does not exist in " + packageName); 15127 } 15128 } 15129 switch (newState) { 15130 case COMPONENT_ENABLED_STATE_ENABLED: 15131 if (!pkgSetting.enableComponentLPw(className, userId)) { 15132 return; 15133 } 15134 break; 15135 case COMPONENT_ENABLED_STATE_DISABLED: 15136 if (!pkgSetting.disableComponentLPw(className, userId)) { 15137 return; 15138 } 15139 break; 15140 case COMPONENT_ENABLED_STATE_DEFAULT: 15141 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15142 return; 15143 } 15144 break; 15145 default: 15146 Slog.e(TAG, "Invalid new component state: " + newState); 15147 return; 15148 } 15149 } 15150 scheduleWritePackageRestrictionsLocked(userId); 15151 components = mPendingBroadcasts.get(userId, packageName); 15152 final boolean newPackage = components == null; 15153 if (newPackage) { 15154 components = new ArrayList<String>(); 15155 } 15156 if (!components.contains(componentName)) { 15157 components.add(componentName); 15158 } 15159 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15160 sendNow = true; 15161 // Purge entry from pending broadcast list if another one exists already 15162 // since we are sending one right away. 15163 mPendingBroadcasts.remove(userId, packageName); 15164 } else { 15165 if (newPackage) { 15166 mPendingBroadcasts.put(userId, packageName, components); 15167 } 15168 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15169 // Schedule a message 15170 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15171 } 15172 } 15173 } 15174 15175 long callingId = Binder.clearCallingIdentity(); 15176 try { 15177 if (sendNow) { 15178 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15179 sendPackageChangedBroadcast(packageName, 15180 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15181 } 15182 } finally { 15183 Binder.restoreCallingIdentity(callingId); 15184 } 15185 } 15186 15187 private void sendPackageChangedBroadcast(String packageName, 15188 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15189 if (DEBUG_INSTALL) 15190 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15191 + componentNames); 15192 Bundle extras = new Bundle(4); 15193 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15194 String nameList[] = new String[componentNames.size()]; 15195 componentNames.toArray(nameList); 15196 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15197 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15198 extras.putInt(Intent.EXTRA_UID, packageUid); 15199 // If this is not reporting a change of the overall package, then only send it 15200 // to registered receivers. We don't want to launch a swath of apps for every 15201 // little component state change. 15202 final int flags = !componentNames.contains(packageName) 15203 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15204 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15205 new int[] {UserHandle.getUserId(packageUid)}); 15206 } 15207 15208 @Override 15209 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15210 if (!sUserManager.exists(userId)) return; 15211 final int uid = Binder.getCallingUid(); 15212 final int permission = mContext.checkCallingOrSelfPermission( 15213 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15214 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15215 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15216 // writer 15217 synchronized (mPackages) { 15218 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15219 allowedByPermission, uid, userId)) { 15220 scheduleWritePackageRestrictionsLocked(userId); 15221 } 15222 } 15223 } 15224 15225 @Override 15226 public String getInstallerPackageName(String packageName) { 15227 // reader 15228 synchronized (mPackages) { 15229 return mSettings.getInstallerPackageNameLPr(packageName); 15230 } 15231 } 15232 15233 @Override 15234 public int getApplicationEnabledSetting(String packageName, int userId) { 15235 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15236 int uid = Binder.getCallingUid(); 15237 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15238 // reader 15239 synchronized (mPackages) { 15240 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15241 } 15242 } 15243 15244 @Override 15245 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15246 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15247 int uid = Binder.getCallingUid(); 15248 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15249 // reader 15250 synchronized (mPackages) { 15251 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15252 } 15253 } 15254 15255 @Override 15256 public void enterSafeMode() { 15257 enforceSystemOrRoot("Only the system can request entering safe mode"); 15258 15259 if (!mSystemReady) { 15260 mSafeMode = true; 15261 } 15262 } 15263 15264 @Override 15265 public void systemReady() { 15266 mSystemReady = true; 15267 15268 // Read the compatibilty setting when the system is ready. 15269 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15270 mContext.getContentResolver(), 15271 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15272 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15273 if (DEBUG_SETTINGS) { 15274 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15275 } 15276 15277 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15278 15279 synchronized (mPackages) { 15280 // Verify that all of the preferred activity components actually 15281 // exist. It is possible for applications to be updated and at 15282 // that point remove a previously declared activity component that 15283 // had been set as a preferred activity. We try to clean this up 15284 // the next time we encounter that preferred activity, but it is 15285 // possible for the user flow to never be able to return to that 15286 // situation so here we do a sanity check to make sure we haven't 15287 // left any junk around. 15288 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15289 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15290 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15291 removed.clear(); 15292 for (PreferredActivity pa : pir.filterSet()) { 15293 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15294 removed.add(pa); 15295 } 15296 } 15297 if (removed.size() > 0) { 15298 for (int r=0; r<removed.size(); r++) { 15299 PreferredActivity pa = removed.get(r); 15300 Slog.w(TAG, "Removing dangling preferred activity: " 15301 + pa.mPref.mComponent); 15302 pir.removeFilter(pa); 15303 } 15304 mSettings.writePackageRestrictionsLPr( 15305 mSettings.mPreferredActivities.keyAt(i)); 15306 } 15307 } 15308 15309 for (int userId : UserManagerService.getInstance().getUserIds()) { 15310 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15311 grantPermissionsUserIds = ArrayUtils.appendInt( 15312 grantPermissionsUserIds, userId); 15313 } 15314 } 15315 } 15316 sUserManager.systemReady(); 15317 15318 // If we upgraded grant all default permissions before kicking off. 15319 for (int userId : grantPermissionsUserIds) { 15320 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15321 } 15322 15323 // Kick off any messages waiting for system ready 15324 if (mPostSystemReadyMessages != null) { 15325 for (Message msg : mPostSystemReadyMessages) { 15326 msg.sendToTarget(); 15327 } 15328 mPostSystemReadyMessages = null; 15329 } 15330 15331 // Watch for external volumes that come and go over time 15332 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15333 storage.registerListener(mStorageListener); 15334 15335 mInstallerService.systemReady(); 15336 mPackageDexOptimizer.systemReady(); 15337 15338 MountServiceInternal mountServiceInternal = LocalServices.getService( 15339 MountServiceInternal.class); 15340 mountServiceInternal.addExternalStoragePolicy( 15341 new MountServiceInternal.ExternalStorageMountPolicy() { 15342 @Override 15343 public int getMountMode(int uid, String packageName) { 15344 if (Process.isIsolated(uid)) { 15345 return Zygote.MOUNT_EXTERNAL_NONE; 15346 } 15347 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15348 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15349 } 15350 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15351 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15352 } 15353 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15354 return Zygote.MOUNT_EXTERNAL_READ; 15355 } 15356 return Zygote.MOUNT_EXTERNAL_WRITE; 15357 } 15358 15359 @Override 15360 public boolean hasExternalStorage(int uid, String packageName) { 15361 return true; 15362 } 15363 }); 15364 } 15365 15366 @Override 15367 public boolean isSafeMode() { 15368 return mSafeMode; 15369 } 15370 15371 @Override 15372 public boolean hasSystemUidErrors() { 15373 return mHasSystemUidErrors; 15374 } 15375 15376 static String arrayToString(int[] array) { 15377 StringBuffer buf = new StringBuffer(128); 15378 buf.append('['); 15379 if (array != null) { 15380 for (int i=0; i<array.length; i++) { 15381 if (i > 0) buf.append(", "); 15382 buf.append(array[i]); 15383 } 15384 } 15385 buf.append(']'); 15386 return buf.toString(); 15387 } 15388 15389 static class DumpState { 15390 public static final int DUMP_LIBS = 1 << 0; 15391 public static final int DUMP_FEATURES = 1 << 1; 15392 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15393 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15394 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15395 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15396 public static final int DUMP_PERMISSIONS = 1 << 6; 15397 public static final int DUMP_PACKAGES = 1 << 7; 15398 public static final int DUMP_SHARED_USERS = 1 << 8; 15399 public static final int DUMP_MESSAGES = 1 << 9; 15400 public static final int DUMP_PROVIDERS = 1 << 10; 15401 public static final int DUMP_VERIFIERS = 1 << 11; 15402 public static final int DUMP_PREFERRED = 1 << 12; 15403 public static final int DUMP_PREFERRED_XML = 1 << 13; 15404 public static final int DUMP_KEYSETS = 1 << 14; 15405 public static final int DUMP_VERSION = 1 << 15; 15406 public static final int DUMP_INSTALLS = 1 << 16; 15407 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15408 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15409 15410 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15411 15412 private int mTypes; 15413 15414 private int mOptions; 15415 15416 private boolean mTitlePrinted; 15417 15418 private SharedUserSetting mSharedUser; 15419 15420 public boolean isDumping(int type) { 15421 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15422 return true; 15423 } 15424 15425 return (mTypes & type) != 0; 15426 } 15427 15428 public void setDump(int type) { 15429 mTypes |= type; 15430 } 15431 15432 public boolean isOptionEnabled(int option) { 15433 return (mOptions & option) != 0; 15434 } 15435 15436 public void setOptionEnabled(int option) { 15437 mOptions |= option; 15438 } 15439 15440 public boolean onTitlePrinted() { 15441 final boolean printed = mTitlePrinted; 15442 mTitlePrinted = true; 15443 return printed; 15444 } 15445 15446 public boolean getTitlePrinted() { 15447 return mTitlePrinted; 15448 } 15449 15450 public void setTitlePrinted(boolean enabled) { 15451 mTitlePrinted = enabled; 15452 } 15453 15454 public SharedUserSetting getSharedUser() { 15455 return mSharedUser; 15456 } 15457 15458 public void setSharedUser(SharedUserSetting user) { 15459 mSharedUser = user; 15460 } 15461 } 15462 15463 @Override 15464 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15465 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15466 (new PackageManagerShellCommand(this)).exec( 15467 this, in, out, err, args, resultReceiver); 15468 } 15469 15470 @Override 15471 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15472 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15473 != PackageManager.PERMISSION_GRANTED) { 15474 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15475 + Binder.getCallingPid() 15476 + ", uid=" + Binder.getCallingUid() 15477 + " without permission " 15478 + android.Manifest.permission.DUMP); 15479 return; 15480 } 15481 15482 DumpState dumpState = new DumpState(); 15483 boolean fullPreferred = false; 15484 boolean checkin = false; 15485 15486 String packageName = null; 15487 ArraySet<String> permissionNames = null; 15488 15489 int opti = 0; 15490 while (opti < args.length) { 15491 String opt = args[opti]; 15492 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15493 break; 15494 } 15495 opti++; 15496 15497 if ("-a".equals(opt)) { 15498 // Right now we only know how to print all. 15499 } else if ("-h".equals(opt)) { 15500 pw.println("Package manager dump options:"); 15501 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15502 pw.println(" --checkin: dump for a checkin"); 15503 pw.println(" -f: print details of intent filters"); 15504 pw.println(" -h: print this help"); 15505 pw.println(" cmd may be one of:"); 15506 pw.println(" l[ibraries]: list known shared libraries"); 15507 pw.println(" f[eatures]: list device features"); 15508 pw.println(" k[eysets]: print known keysets"); 15509 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15510 pw.println(" perm[issions]: dump permissions"); 15511 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15512 pw.println(" pref[erred]: print preferred package settings"); 15513 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15514 pw.println(" prov[iders]: dump content providers"); 15515 pw.println(" p[ackages]: dump installed packages"); 15516 pw.println(" s[hared-users]: dump shared user IDs"); 15517 pw.println(" m[essages]: print collected runtime messages"); 15518 pw.println(" v[erifiers]: print package verifier info"); 15519 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15520 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15521 pw.println(" version: print database version info"); 15522 pw.println(" write: write current settings now"); 15523 pw.println(" installs: details about install sessions"); 15524 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15525 pw.println(" <package.name>: info about given package"); 15526 return; 15527 } else if ("--checkin".equals(opt)) { 15528 checkin = true; 15529 } else if ("-f".equals(opt)) { 15530 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15531 } else { 15532 pw.println("Unknown argument: " + opt + "; use -h for help"); 15533 } 15534 } 15535 15536 // Is the caller requesting to dump a particular piece of data? 15537 if (opti < args.length) { 15538 String cmd = args[opti]; 15539 opti++; 15540 // Is this a package name? 15541 if ("android".equals(cmd) || cmd.contains(".")) { 15542 packageName = cmd; 15543 // When dumping a single package, we always dump all of its 15544 // filter information since the amount of data will be reasonable. 15545 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15546 } else if ("check-permission".equals(cmd)) { 15547 if (opti >= args.length) { 15548 pw.println("Error: check-permission missing permission argument"); 15549 return; 15550 } 15551 String perm = args[opti]; 15552 opti++; 15553 if (opti >= args.length) { 15554 pw.println("Error: check-permission missing package argument"); 15555 return; 15556 } 15557 String pkg = args[opti]; 15558 opti++; 15559 int user = UserHandle.getUserId(Binder.getCallingUid()); 15560 if (opti < args.length) { 15561 try { 15562 user = Integer.parseInt(args[opti]); 15563 } catch (NumberFormatException e) { 15564 pw.println("Error: check-permission user argument is not a number: " 15565 + args[opti]); 15566 return; 15567 } 15568 } 15569 pw.println(checkPermission(perm, pkg, user)); 15570 return; 15571 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15572 dumpState.setDump(DumpState.DUMP_LIBS); 15573 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15574 dumpState.setDump(DumpState.DUMP_FEATURES); 15575 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15576 if (opti >= args.length) { 15577 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15578 | DumpState.DUMP_SERVICE_RESOLVERS 15579 | DumpState.DUMP_RECEIVER_RESOLVERS 15580 | DumpState.DUMP_CONTENT_RESOLVERS); 15581 } else { 15582 while (opti < args.length) { 15583 String name = args[opti]; 15584 if ("a".equals(name) || "activity".equals(name)) { 15585 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15586 } else if ("s".equals(name) || "service".equals(name)) { 15587 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15588 } else if ("r".equals(name) || "receiver".equals(name)) { 15589 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15590 } else if ("c".equals(name) || "content".equals(name)) { 15591 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15592 } else { 15593 pw.println("Error: unknown resolver table type: " + name); 15594 return; 15595 } 15596 opti++; 15597 } 15598 } 15599 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15600 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15601 } else if ("permission".equals(cmd)) { 15602 if (opti >= args.length) { 15603 pw.println("Error: permission requires permission name"); 15604 return; 15605 } 15606 permissionNames = new ArraySet<>(); 15607 while (opti < args.length) { 15608 permissionNames.add(args[opti]); 15609 opti++; 15610 } 15611 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15612 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15613 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15614 dumpState.setDump(DumpState.DUMP_PREFERRED); 15615 } else if ("preferred-xml".equals(cmd)) { 15616 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15617 if (opti < args.length && "--full".equals(args[opti])) { 15618 fullPreferred = true; 15619 opti++; 15620 } 15621 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15622 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15623 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15624 dumpState.setDump(DumpState.DUMP_PACKAGES); 15625 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15626 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15627 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15628 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15629 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15630 dumpState.setDump(DumpState.DUMP_MESSAGES); 15631 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15632 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15633 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15634 || "intent-filter-verifiers".equals(cmd)) { 15635 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15636 } else if ("version".equals(cmd)) { 15637 dumpState.setDump(DumpState.DUMP_VERSION); 15638 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15639 dumpState.setDump(DumpState.DUMP_KEYSETS); 15640 } else if ("installs".equals(cmd)) { 15641 dumpState.setDump(DumpState.DUMP_INSTALLS); 15642 } else if ("write".equals(cmd)) { 15643 synchronized (mPackages) { 15644 mSettings.writeLPr(); 15645 pw.println("Settings written."); 15646 return; 15647 } 15648 } 15649 } 15650 15651 if (checkin) { 15652 pw.println("vers,1"); 15653 } 15654 15655 // reader 15656 synchronized (mPackages) { 15657 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15658 if (!checkin) { 15659 if (dumpState.onTitlePrinted()) 15660 pw.println(); 15661 pw.println("Database versions:"); 15662 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15663 } 15664 } 15665 15666 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15667 if (!checkin) { 15668 if (dumpState.onTitlePrinted()) 15669 pw.println(); 15670 pw.println("Verifiers:"); 15671 pw.print(" Required: "); 15672 pw.print(mRequiredVerifierPackage); 15673 pw.print(" (uid="); 15674 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15675 pw.println(")"); 15676 } else if (mRequiredVerifierPackage != null) { 15677 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15678 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15679 } 15680 } 15681 15682 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15683 packageName == null) { 15684 if (mIntentFilterVerifierComponent != null) { 15685 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15686 if (!checkin) { 15687 if (dumpState.onTitlePrinted()) 15688 pw.println(); 15689 pw.println("Intent Filter Verifier:"); 15690 pw.print(" Using: "); 15691 pw.print(verifierPackageName); 15692 pw.print(" (uid="); 15693 pw.print(getPackageUid(verifierPackageName, 0)); 15694 pw.println(")"); 15695 } else if (verifierPackageName != null) { 15696 pw.print("ifv,"); pw.print(verifierPackageName); 15697 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15698 } 15699 } else { 15700 pw.println(); 15701 pw.println("No Intent Filter Verifier available!"); 15702 } 15703 } 15704 15705 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15706 boolean printedHeader = false; 15707 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15708 while (it.hasNext()) { 15709 String name = it.next(); 15710 SharedLibraryEntry ent = mSharedLibraries.get(name); 15711 if (!checkin) { 15712 if (!printedHeader) { 15713 if (dumpState.onTitlePrinted()) 15714 pw.println(); 15715 pw.println("Libraries:"); 15716 printedHeader = true; 15717 } 15718 pw.print(" "); 15719 } else { 15720 pw.print("lib,"); 15721 } 15722 pw.print(name); 15723 if (!checkin) { 15724 pw.print(" -> "); 15725 } 15726 if (ent.path != null) { 15727 if (!checkin) { 15728 pw.print("(jar) "); 15729 pw.print(ent.path); 15730 } else { 15731 pw.print(",jar,"); 15732 pw.print(ent.path); 15733 } 15734 } else { 15735 if (!checkin) { 15736 pw.print("(apk) "); 15737 pw.print(ent.apk); 15738 } else { 15739 pw.print(",apk,"); 15740 pw.print(ent.apk); 15741 } 15742 } 15743 pw.println(); 15744 } 15745 } 15746 15747 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15748 if (dumpState.onTitlePrinted()) 15749 pw.println(); 15750 if (!checkin) { 15751 pw.println("Features:"); 15752 } 15753 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15754 while (it.hasNext()) { 15755 String name = it.next(); 15756 if (!checkin) { 15757 pw.print(" "); 15758 } else { 15759 pw.print("feat,"); 15760 } 15761 pw.println(name); 15762 } 15763 } 15764 15765 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15766 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15767 : "Activity Resolver Table:", " ", packageName, 15768 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15769 dumpState.setTitlePrinted(true); 15770 } 15771 } 15772 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15773 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15774 : "Receiver Resolver Table:", " ", packageName, 15775 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15776 dumpState.setTitlePrinted(true); 15777 } 15778 } 15779 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15780 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15781 : "Service Resolver Table:", " ", packageName, 15782 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15783 dumpState.setTitlePrinted(true); 15784 } 15785 } 15786 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15787 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15788 : "Provider Resolver Table:", " ", packageName, 15789 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15790 dumpState.setTitlePrinted(true); 15791 } 15792 } 15793 15794 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15795 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15796 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15797 int user = mSettings.mPreferredActivities.keyAt(i); 15798 if (pir.dump(pw, 15799 dumpState.getTitlePrinted() 15800 ? "\nPreferred Activities User " + user + ":" 15801 : "Preferred Activities User " + user + ":", " ", 15802 packageName, true, false)) { 15803 dumpState.setTitlePrinted(true); 15804 } 15805 } 15806 } 15807 15808 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15809 pw.flush(); 15810 FileOutputStream fout = new FileOutputStream(fd); 15811 BufferedOutputStream str = new BufferedOutputStream(fout); 15812 XmlSerializer serializer = new FastXmlSerializer(); 15813 try { 15814 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15815 serializer.startDocument(null, true); 15816 serializer.setFeature( 15817 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15818 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15819 serializer.endDocument(); 15820 serializer.flush(); 15821 } catch (IllegalArgumentException e) { 15822 pw.println("Failed writing: " + e); 15823 } catch (IllegalStateException e) { 15824 pw.println("Failed writing: " + e); 15825 } catch (IOException e) { 15826 pw.println("Failed writing: " + e); 15827 } 15828 } 15829 15830 if (!checkin 15831 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15832 && packageName == null) { 15833 pw.println(); 15834 int count = mSettings.mPackages.size(); 15835 if (count == 0) { 15836 pw.println("No applications!"); 15837 pw.println(); 15838 } else { 15839 final String prefix = " "; 15840 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15841 if (allPackageSettings.size() == 0) { 15842 pw.println("No domain preferred apps!"); 15843 pw.println(); 15844 } else { 15845 pw.println("App verification status:"); 15846 pw.println(); 15847 count = 0; 15848 for (PackageSetting ps : allPackageSettings) { 15849 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15850 if (ivi == null || ivi.getPackageName() == null) continue; 15851 pw.println(prefix + "Package: " + ivi.getPackageName()); 15852 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15853 pw.println(prefix + "Status: " + ivi.getStatusString()); 15854 pw.println(); 15855 count++; 15856 } 15857 if (count == 0) { 15858 pw.println(prefix + "No app verification established."); 15859 pw.println(); 15860 } 15861 for (int userId : sUserManager.getUserIds()) { 15862 pw.println("App linkages for user " + userId + ":"); 15863 pw.println(); 15864 count = 0; 15865 for (PackageSetting ps : allPackageSettings) { 15866 final long status = ps.getDomainVerificationStatusForUser(userId); 15867 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15868 continue; 15869 } 15870 pw.println(prefix + "Package: " + ps.name); 15871 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15872 String statusStr = IntentFilterVerificationInfo. 15873 getStatusStringFromValue(status); 15874 pw.println(prefix + "Status: " + statusStr); 15875 pw.println(); 15876 count++; 15877 } 15878 if (count == 0) { 15879 pw.println(prefix + "No configured app linkages."); 15880 pw.println(); 15881 } 15882 } 15883 } 15884 } 15885 } 15886 15887 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15888 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15889 if (packageName == null && permissionNames == null) { 15890 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15891 if (iperm == 0) { 15892 if (dumpState.onTitlePrinted()) 15893 pw.println(); 15894 pw.println("AppOp Permissions:"); 15895 } 15896 pw.print(" AppOp Permission "); 15897 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15898 pw.println(":"); 15899 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15900 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15901 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15902 } 15903 } 15904 } 15905 } 15906 15907 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15908 boolean printedSomething = false; 15909 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15910 if (packageName != null && !packageName.equals(p.info.packageName)) { 15911 continue; 15912 } 15913 if (!printedSomething) { 15914 if (dumpState.onTitlePrinted()) 15915 pw.println(); 15916 pw.println("Registered ContentProviders:"); 15917 printedSomething = true; 15918 } 15919 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15920 pw.print(" "); pw.println(p.toString()); 15921 } 15922 printedSomething = false; 15923 for (Map.Entry<String, PackageParser.Provider> entry : 15924 mProvidersByAuthority.entrySet()) { 15925 PackageParser.Provider p = entry.getValue(); 15926 if (packageName != null && !packageName.equals(p.info.packageName)) { 15927 continue; 15928 } 15929 if (!printedSomething) { 15930 if (dumpState.onTitlePrinted()) 15931 pw.println(); 15932 pw.println("ContentProvider Authorities:"); 15933 printedSomething = true; 15934 } 15935 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15936 pw.print(" "); pw.println(p.toString()); 15937 if (p.info != null && p.info.applicationInfo != null) { 15938 final String appInfo = p.info.applicationInfo.toString(); 15939 pw.print(" applicationInfo="); pw.println(appInfo); 15940 } 15941 } 15942 } 15943 15944 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15945 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15946 } 15947 15948 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15949 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15950 } 15951 15952 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15953 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15954 } 15955 15956 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15957 // XXX should handle packageName != null by dumping only install data that 15958 // the given package is involved with. 15959 if (dumpState.onTitlePrinted()) pw.println(); 15960 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15961 } 15962 15963 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15964 if (dumpState.onTitlePrinted()) pw.println(); 15965 mSettings.dumpReadMessagesLPr(pw, dumpState); 15966 15967 pw.println(); 15968 pw.println("Package warning messages:"); 15969 BufferedReader in = null; 15970 String line = null; 15971 try { 15972 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15973 while ((line = in.readLine()) != null) { 15974 if (line.contains("ignored: updated version")) continue; 15975 pw.println(line); 15976 } 15977 } catch (IOException ignored) { 15978 } finally { 15979 IoUtils.closeQuietly(in); 15980 } 15981 } 15982 15983 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15984 BufferedReader in = null; 15985 String line = null; 15986 try { 15987 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15988 while ((line = in.readLine()) != null) { 15989 if (line.contains("ignored: updated version")) continue; 15990 pw.print("msg,"); 15991 pw.println(line); 15992 } 15993 } catch (IOException ignored) { 15994 } finally { 15995 IoUtils.closeQuietly(in); 15996 } 15997 } 15998 } 15999 } 16000 16001 private String dumpDomainString(String packageName) { 16002 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16003 List<IntentFilter> filters = getAllIntentFilters(packageName); 16004 16005 ArraySet<String> result = new ArraySet<>(); 16006 if (iviList.size() > 0) { 16007 for (IntentFilterVerificationInfo ivi : iviList) { 16008 for (String host : ivi.getDomains()) { 16009 result.add(host); 16010 } 16011 } 16012 } 16013 if (filters != null && filters.size() > 0) { 16014 for (IntentFilter filter : filters) { 16015 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16016 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16017 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16018 result.addAll(filter.getHostsList()); 16019 } 16020 } 16021 } 16022 16023 StringBuilder sb = new StringBuilder(result.size() * 16); 16024 for (String domain : result) { 16025 if (sb.length() > 0) sb.append(" "); 16026 sb.append(domain); 16027 } 16028 return sb.toString(); 16029 } 16030 16031 // ------- apps on sdcard specific code ------- 16032 static final boolean DEBUG_SD_INSTALL = false; 16033 16034 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16035 16036 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16037 16038 private boolean mMediaMounted = false; 16039 16040 static String getEncryptKey() { 16041 try { 16042 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16043 SD_ENCRYPTION_KEYSTORE_NAME); 16044 if (sdEncKey == null) { 16045 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16046 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16047 if (sdEncKey == null) { 16048 Slog.e(TAG, "Failed to create encryption keys"); 16049 return null; 16050 } 16051 } 16052 return sdEncKey; 16053 } catch (NoSuchAlgorithmException nsae) { 16054 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16055 return null; 16056 } catch (IOException ioe) { 16057 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16058 return null; 16059 } 16060 } 16061 16062 /* 16063 * Update media status on PackageManager. 16064 */ 16065 @Override 16066 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16067 int callingUid = Binder.getCallingUid(); 16068 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16069 throw new SecurityException("Media status can only be updated by the system"); 16070 } 16071 // reader; this apparently protects mMediaMounted, but should probably 16072 // be a different lock in that case. 16073 synchronized (mPackages) { 16074 Log.i(TAG, "Updating external media status from " 16075 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16076 + (mediaStatus ? "mounted" : "unmounted")); 16077 if (DEBUG_SD_INSTALL) 16078 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16079 + ", mMediaMounted=" + mMediaMounted); 16080 if (mediaStatus == mMediaMounted) { 16081 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16082 : 0, -1); 16083 mHandler.sendMessage(msg); 16084 return; 16085 } 16086 mMediaMounted = mediaStatus; 16087 } 16088 // Queue up an async operation since the package installation may take a 16089 // little while. 16090 mHandler.post(new Runnable() { 16091 public void run() { 16092 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16093 } 16094 }); 16095 } 16096 16097 /** 16098 * Called by MountService when the initial ASECs to scan are available. 16099 * Should block until all the ASEC containers are finished being scanned. 16100 */ 16101 public void scanAvailableAsecs() { 16102 updateExternalMediaStatusInner(true, false, false); 16103 if (mShouldRestoreconData) { 16104 SELinuxMMAC.setRestoreconDone(); 16105 mShouldRestoreconData = false; 16106 } 16107 } 16108 16109 /* 16110 * Collect information of applications on external media, map them against 16111 * existing containers and update information based on current mount status. 16112 * Please note that we always have to report status if reportStatus has been 16113 * set to true especially when unloading packages. 16114 */ 16115 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16116 boolean externalStorage) { 16117 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16118 int[] uidArr = EmptyArray.INT; 16119 16120 final String[] list = PackageHelper.getSecureContainerList(); 16121 if (ArrayUtils.isEmpty(list)) { 16122 Log.i(TAG, "No secure containers found"); 16123 } else { 16124 // Process list of secure containers and categorize them 16125 // as active or stale based on their package internal state. 16126 16127 // reader 16128 synchronized (mPackages) { 16129 for (String cid : list) { 16130 // Leave stages untouched for now; installer service owns them 16131 if (PackageInstallerService.isStageName(cid)) continue; 16132 16133 if (DEBUG_SD_INSTALL) 16134 Log.i(TAG, "Processing container " + cid); 16135 String pkgName = getAsecPackageName(cid); 16136 if (pkgName == null) { 16137 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16138 continue; 16139 } 16140 if (DEBUG_SD_INSTALL) 16141 Log.i(TAG, "Looking for pkg : " + pkgName); 16142 16143 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16144 if (ps == null) { 16145 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16146 continue; 16147 } 16148 16149 /* 16150 * Skip packages that are not external if we're unmounting 16151 * external storage. 16152 */ 16153 if (externalStorage && !isMounted && !isExternal(ps)) { 16154 continue; 16155 } 16156 16157 final AsecInstallArgs args = new AsecInstallArgs(cid, 16158 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16159 // The package status is changed only if the code path 16160 // matches between settings and the container id. 16161 if (ps.codePathString != null 16162 && ps.codePathString.startsWith(args.getCodePath())) { 16163 if (DEBUG_SD_INSTALL) { 16164 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16165 + " at code path: " + ps.codePathString); 16166 } 16167 16168 // We do have a valid package installed on sdcard 16169 processCids.put(args, ps.codePathString); 16170 final int uid = ps.appId; 16171 if (uid != -1) { 16172 uidArr = ArrayUtils.appendInt(uidArr, uid); 16173 } 16174 } else { 16175 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16176 + ps.codePathString); 16177 } 16178 } 16179 } 16180 16181 Arrays.sort(uidArr); 16182 } 16183 16184 // Process packages with valid entries. 16185 if (isMounted) { 16186 if (DEBUG_SD_INSTALL) 16187 Log.i(TAG, "Loading packages"); 16188 loadMediaPackages(processCids, uidArr, externalStorage); 16189 startCleaningPackages(); 16190 mInstallerService.onSecureContainersAvailable(); 16191 } else { 16192 if (DEBUG_SD_INSTALL) 16193 Log.i(TAG, "Unloading packages"); 16194 unloadMediaPackages(processCids, uidArr, reportStatus); 16195 } 16196 } 16197 16198 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16199 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16200 final int size = infos.size(); 16201 final String[] packageNames = new String[size]; 16202 final int[] packageUids = new int[size]; 16203 for (int i = 0; i < size; i++) { 16204 final ApplicationInfo info = infos.get(i); 16205 packageNames[i] = info.packageName; 16206 packageUids[i] = info.uid; 16207 } 16208 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16209 finishedReceiver); 16210 } 16211 16212 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16213 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16214 sendResourcesChangedBroadcast(mediaStatus, replacing, 16215 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16216 } 16217 16218 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16219 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16220 int size = pkgList.length; 16221 if (size > 0) { 16222 // Send broadcasts here 16223 Bundle extras = new Bundle(); 16224 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16225 if (uidArr != null) { 16226 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16227 } 16228 if (replacing) { 16229 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16230 } 16231 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16232 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16233 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16234 } 16235 } 16236 16237 /* 16238 * Look at potentially valid container ids from processCids If package 16239 * information doesn't match the one on record or package scanning fails, 16240 * the cid is added to list of removeCids. We currently don't delete stale 16241 * containers. 16242 */ 16243 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16244 boolean externalStorage) { 16245 ArrayList<String> pkgList = new ArrayList<String>(); 16246 Set<AsecInstallArgs> keys = processCids.keySet(); 16247 16248 for (AsecInstallArgs args : keys) { 16249 String codePath = processCids.get(args); 16250 if (DEBUG_SD_INSTALL) 16251 Log.i(TAG, "Loading container : " + args.cid); 16252 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16253 try { 16254 // Make sure there are no container errors first. 16255 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16256 Slog.e(TAG, "Failed to mount cid : " + args.cid 16257 + " when installing from sdcard"); 16258 continue; 16259 } 16260 // Check code path here. 16261 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16262 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16263 + " does not match one in settings " + codePath); 16264 continue; 16265 } 16266 // Parse package 16267 int parseFlags = mDefParseFlags; 16268 if (args.isExternalAsec()) { 16269 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16270 } 16271 if (args.isFwdLocked()) { 16272 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16273 } 16274 16275 synchronized (mInstallLock) { 16276 PackageParser.Package pkg = null; 16277 try { 16278 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16279 } catch (PackageManagerException e) { 16280 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16281 } 16282 // Scan the package 16283 if (pkg != null) { 16284 /* 16285 * TODO why is the lock being held? doPostInstall is 16286 * called in other places without the lock. This needs 16287 * to be straightened out. 16288 */ 16289 // writer 16290 synchronized (mPackages) { 16291 retCode = PackageManager.INSTALL_SUCCEEDED; 16292 pkgList.add(pkg.packageName); 16293 // Post process args 16294 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16295 pkg.applicationInfo.uid); 16296 } 16297 } else { 16298 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16299 } 16300 } 16301 16302 } finally { 16303 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16304 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16305 } 16306 } 16307 } 16308 // writer 16309 synchronized (mPackages) { 16310 // If the platform SDK has changed since the last time we booted, 16311 // we need to re-grant app permission to catch any new ones that 16312 // appear. This is really a hack, and means that apps can in some 16313 // cases get permissions that the user didn't initially explicitly 16314 // allow... it would be nice to have some better way to handle 16315 // this situation. 16316 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16317 : mSettings.getInternalVersion(); 16318 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16319 : StorageManager.UUID_PRIVATE_INTERNAL; 16320 16321 int updateFlags = UPDATE_PERMISSIONS_ALL; 16322 if (ver.sdkVersion != mSdkVersion) { 16323 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16324 + mSdkVersion + "; regranting permissions for external"); 16325 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16326 } 16327 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16328 16329 // Yay, everything is now upgraded 16330 ver.forceCurrent(); 16331 16332 // can downgrade to reader 16333 // Persist settings 16334 mSettings.writeLPr(); 16335 } 16336 // Send a broadcast to let everyone know we are done processing 16337 if (pkgList.size() > 0) { 16338 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16339 } 16340 } 16341 16342 /* 16343 * Utility method to unload a list of specified containers 16344 */ 16345 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16346 // Just unmount all valid containers. 16347 for (AsecInstallArgs arg : cidArgs) { 16348 synchronized (mInstallLock) { 16349 arg.doPostDeleteLI(false); 16350 } 16351 } 16352 } 16353 16354 /* 16355 * Unload packages mounted on external media. This involves deleting package 16356 * data from internal structures, sending broadcasts about diabled packages, 16357 * gc'ing to free up references, unmounting all secure containers 16358 * corresponding to packages on external media, and posting a 16359 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16360 * that we always have to post this message if status has been requested no 16361 * matter what. 16362 */ 16363 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16364 final boolean reportStatus) { 16365 if (DEBUG_SD_INSTALL) 16366 Log.i(TAG, "unloading media packages"); 16367 ArrayList<String> pkgList = new ArrayList<String>(); 16368 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16369 final Set<AsecInstallArgs> keys = processCids.keySet(); 16370 for (AsecInstallArgs args : keys) { 16371 String pkgName = args.getPackageName(); 16372 if (DEBUG_SD_INSTALL) 16373 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16374 // Delete package internally 16375 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16376 synchronized (mInstallLock) { 16377 boolean res = deletePackageLI(pkgName, null, false, null, null, 16378 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16379 if (res) { 16380 pkgList.add(pkgName); 16381 } else { 16382 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16383 failedList.add(args); 16384 } 16385 } 16386 } 16387 16388 // reader 16389 synchronized (mPackages) { 16390 // We didn't update the settings after removing each package; 16391 // write them now for all packages. 16392 mSettings.writeLPr(); 16393 } 16394 16395 // We have to absolutely send UPDATED_MEDIA_STATUS only 16396 // after confirming that all the receivers processed the ordered 16397 // broadcast when packages get disabled, force a gc to clean things up. 16398 // and unload all the containers. 16399 if (pkgList.size() > 0) { 16400 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16401 new IIntentReceiver.Stub() { 16402 public void performReceive(Intent intent, int resultCode, String data, 16403 Bundle extras, boolean ordered, boolean sticky, 16404 int sendingUser) throws RemoteException { 16405 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16406 reportStatus ? 1 : 0, 1, keys); 16407 mHandler.sendMessage(msg); 16408 } 16409 }); 16410 } else { 16411 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16412 keys); 16413 mHandler.sendMessage(msg); 16414 } 16415 } 16416 16417 private void loadPrivatePackages(final VolumeInfo vol) { 16418 mHandler.post(new Runnable() { 16419 @Override 16420 public void run() { 16421 loadPrivatePackagesInner(vol); 16422 } 16423 }); 16424 } 16425 16426 private void loadPrivatePackagesInner(VolumeInfo vol) { 16427 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16428 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16429 16430 final VersionInfo ver; 16431 final List<PackageSetting> packages; 16432 synchronized (mPackages) { 16433 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16434 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16435 } 16436 16437 for (PackageSetting ps : packages) { 16438 synchronized (mInstallLock) { 16439 final PackageParser.Package pkg; 16440 try { 16441 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16442 loaded.add(pkg.applicationInfo); 16443 } catch (PackageManagerException e) { 16444 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16445 } 16446 16447 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16448 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16449 } 16450 } 16451 } 16452 16453 synchronized (mPackages) { 16454 int updateFlags = UPDATE_PERMISSIONS_ALL; 16455 if (ver.sdkVersion != mSdkVersion) { 16456 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16457 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16458 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16459 } 16460 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16461 16462 // Yay, everything is now upgraded 16463 ver.forceCurrent(); 16464 16465 mSettings.writeLPr(); 16466 } 16467 16468 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16469 sendResourcesChangedBroadcast(true, false, loaded, null); 16470 } 16471 16472 private void unloadPrivatePackages(final VolumeInfo vol) { 16473 mHandler.post(new Runnable() { 16474 @Override 16475 public void run() { 16476 unloadPrivatePackagesInner(vol); 16477 } 16478 }); 16479 } 16480 16481 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16482 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16483 synchronized (mInstallLock) { 16484 synchronized (mPackages) { 16485 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16486 for (PackageSetting ps : packages) { 16487 if (ps.pkg == null) continue; 16488 16489 final ApplicationInfo info = ps.pkg.applicationInfo; 16490 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16491 if (deletePackageLI(ps.name, null, false, null, null, 16492 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16493 unloaded.add(info); 16494 } else { 16495 Slog.w(TAG, "Failed to unload " + ps.codePath); 16496 } 16497 } 16498 16499 mSettings.writeLPr(); 16500 } 16501 } 16502 16503 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16504 sendResourcesChangedBroadcast(false, false, unloaded, null); 16505 } 16506 16507 /** 16508 * Examine all users present on given mounted volume, and destroy data 16509 * belonging to users that are no longer valid, or whose user ID has been 16510 * recycled. 16511 */ 16512 private void reconcileUsers(String volumeUuid) { 16513 final File[] files = FileUtils 16514 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16515 for (File file : files) { 16516 if (!file.isDirectory()) continue; 16517 16518 final int userId; 16519 final UserInfo info; 16520 try { 16521 userId = Integer.parseInt(file.getName()); 16522 info = sUserManager.getUserInfo(userId); 16523 } catch (NumberFormatException e) { 16524 Slog.w(TAG, "Invalid user directory " + file); 16525 continue; 16526 } 16527 16528 boolean destroyUser = false; 16529 if (info == null) { 16530 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16531 + " because no matching user was found"); 16532 destroyUser = true; 16533 } else { 16534 try { 16535 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16536 } catch (IOException e) { 16537 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16538 + " because we failed to enforce serial number: " + e); 16539 destroyUser = true; 16540 } 16541 } 16542 16543 if (destroyUser) { 16544 synchronized (mInstallLock) { 16545 mInstaller.removeUserDataDirs(volumeUuid, userId); 16546 } 16547 } 16548 } 16549 16550 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16551 final UserManager um = mContext.getSystemService(UserManager.class); 16552 for (UserInfo user : um.getUsers()) { 16553 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16554 if (userDir.exists()) continue; 16555 16556 try { 16557 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16558 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16559 } catch (IOException e) { 16560 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16561 } 16562 } 16563 } 16564 16565 /** 16566 * Examine all apps present on given mounted volume, and destroy apps that 16567 * aren't expected, either due to uninstallation or reinstallation on 16568 * another volume. 16569 */ 16570 private void reconcileApps(String volumeUuid) { 16571 final File[] files = FileUtils 16572 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16573 for (File file : files) { 16574 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16575 && !PackageInstallerService.isStageName(file.getName()); 16576 if (!isPackage) { 16577 // Ignore entries which are not packages 16578 continue; 16579 } 16580 16581 boolean destroyApp = false; 16582 String packageName = null; 16583 try { 16584 final PackageLite pkg = PackageParser.parsePackageLite(file, 16585 PackageParser.PARSE_MUST_BE_APK); 16586 packageName = pkg.packageName; 16587 16588 synchronized (mPackages) { 16589 final PackageSetting ps = mSettings.mPackages.get(packageName); 16590 if (ps == null) { 16591 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16592 + volumeUuid + " because we found no install record"); 16593 destroyApp = true; 16594 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16595 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16596 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16597 destroyApp = true; 16598 } 16599 } 16600 16601 } catch (PackageParserException e) { 16602 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16603 destroyApp = true; 16604 } 16605 16606 if (destroyApp) { 16607 synchronized (mInstallLock) { 16608 if (packageName != null) { 16609 removeDataDirsLI(volumeUuid, packageName); 16610 } 16611 if (file.isDirectory()) { 16612 mInstaller.rmPackageDir(file.getAbsolutePath()); 16613 } else { 16614 file.delete(); 16615 } 16616 } 16617 } 16618 } 16619 } 16620 16621 private void unfreezePackage(String packageName) { 16622 synchronized (mPackages) { 16623 final PackageSetting ps = mSettings.mPackages.get(packageName); 16624 if (ps != null) { 16625 ps.frozen = false; 16626 } 16627 } 16628 } 16629 16630 @Override 16631 public int movePackage(final String packageName, final String volumeUuid) { 16632 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16633 16634 final int moveId = mNextMoveId.getAndIncrement(); 16635 mHandler.post(new Runnable() { 16636 @Override 16637 public void run() { 16638 try { 16639 movePackageInternal(packageName, volumeUuid, moveId); 16640 } catch (PackageManagerException e) { 16641 Slog.w(TAG, "Failed to move " + packageName, e); 16642 mMoveCallbacks.notifyStatusChanged(moveId, 16643 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16644 } 16645 } 16646 }); 16647 return moveId; 16648 } 16649 16650 private void movePackageInternal(final String packageName, final String volumeUuid, 16651 final int moveId) throws PackageManagerException { 16652 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16653 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16654 final PackageManager pm = mContext.getPackageManager(); 16655 16656 final boolean currentAsec; 16657 final String currentVolumeUuid; 16658 final File codeFile; 16659 final String installerPackageName; 16660 final String packageAbiOverride; 16661 final int appId; 16662 final String seinfo; 16663 final String label; 16664 16665 // reader 16666 synchronized (mPackages) { 16667 final PackageParser.Package pkg = mPackages.get(packageName); 16668 final PackageSetting ps = mSettings.mPackages.get(packageName); 16669 if (pkg == null || ps == null) { 16670 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16671 } 16672 16673 if (pkg.applicationInfo.isSystemApp()) { 16674 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16675 "Cannot move system application"); 16676 } 16677 16678 if (pkg.applicationInfo.isExternalAsec()) { 16679 currentAsec = true; 16680 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16681 } else if (pkg.applicationInfo.isForwardLocked()) { 16682 currentAsec = true; 16683 currentVolumeUuid = "forward_locked"; 16684 } else { 16685 currentAsec = false; 16686 currentVolumeUuid = ps.volumeUuid; 16687 16688 final File probe = new File(pkg.codePath); 16689 final File probeOat = new File(probe, "oat"); 16690 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16691 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16692 "Move only supported for modern cluster style installs"); 16693 } 16694 } 16695 16696 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16697 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16698 "Package already moved to " + volumeUuid); 16699 } 16700 16701 if (ps.frozen) { 16702 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16703 "Failed to move already frozen package"); 16704 } 16705 ps.frozen = true; 16706 16707 codeFile = new File(pkg.codePath); 16708 installerPackageName = ps.installerPackageName; 16709 packageAbiOverride = ps.cpuAbiOverrideString; 16710 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16711 seinfo = pkg.applicationInfo.seinfo; 16712 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16713 } 16714 16715 // Now that we're guarded by frozen state, kill app during move 16716 final long token = Binder.clearCallingIdentity(); 16717 try { 16718 killApplication(packageName, appId, "move pkg"); 16719 } finally { 16720 Binder.restoreCallingIdentity(token); 16721 } 16722 16723 final Bundle extras = new Bundle(); 16724 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16725 extras.putString(Intent.EXTRA_TITLE, label); 16726 mMoveCallbacks.notifyCreated(moveId, extras); 16727 16728 int installFlags; 16729 final boolean moveCompleteApp; 16730 final File measurePath; 16731 16732 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16733 installFlags = INSTALL_INTERNAL; 16734 moveCompleteApp = !currentAsec; 16735 measurePath = Environment.getDataAppDirectory(volumeUuid); 16736 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16737 installFlags = INSTALL_EXTERNAL; 16738 moveCompleteApp = false; 16739 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16740 } else { 16741 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16742 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16743 || !volume.isMountedWritable()) { 16744 unfreezePackage(packageName); 16745 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16746 "Move location not mounted private volume"); 16747 } 16748 16749 Preconditions.checkState(!currentAsec); 16750 16751 installFlags = INSTALL_INTERNAL; 16752 moveCompleteApp = true; 16753 measurePath = Environment.getDataAppDirectory(volumeUuid); 16754 } 16755 16756 final PackageStats stats = new PackageStats(null, -1); 16757 synchronized (mInstaller) { 16758 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16759 unfreezePackage(packageName); 16760 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16761 "Failed to measure package size"); 16762 } 16763 } 16764 16765 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16766 + stats.dataSize); 16767 16768 final long startFreeBytes = measurePath.getFreeSpace(); 16769 final long sizeBytes; 16770 if (moveCompleteApp) { 16771 sizeBytes = stats.codeSize + stats.dataSize; 16772 } else { 16773 sizeBytes = stats.codeSize; 16774 } 16775 16776 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16777 unfreezePackage(packageName); 16778 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16779 "Not enough free space to move"); 16780 } 16781 16782 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16783 16784 final CountDownLatch installedLatch = new CountDownLatch(1); 16785 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16786 @Override 16787 public void onUserActionRequired(Intent intent) throws RemoteException { 16788 throw new IllegalStateException(); 16789 } 16790 16791 @Override 16792 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16793 Bundle extras) throws RemoteException { 16794 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16795 + PackageManager.installStatusToString(returnCode, msg)); 16796 16797 installedLatch.countDown(); 16798 16799 // Regardless of success or failure of the move operation, 16800 // always unfreeze the package 16801 unfreezePackage(packageName); 16802 16803 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16804 switch (status) { 16805 case PackageInstaller.STATUS_SUCCESS: 16806 mMoveCallbacks.notifyStatusChanged(moveId, 16807 PackageManager.MOVE_SUCCEEDED); 16808 break; 16809 case PackageInstaller.STATUS_FAILURE_STORAGE: 16810 mMoveCallbacks.notifyStatusChanged(moveId, 16811 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16812 break; 16813 default: 16814 mMoveCallbacks.notifyStatusChanged(moveId, 16815 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16816 break; 16817 } 16818 } 16819 }; 16820 16821 final MoveInfo move; 16822 if (moveCompleteApp) { 16823 // Kick off a thread to report progress estimates 16824 new Thread() { 16825 @Override 16826 public void run() { 16827 while (true) { 16828 try { 16829 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16830 break; 16831 } 16832 } catch (InterruptedException ignored) { 16833 } 16834 16835 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16836 final int progress = 10 + (int) MathUtils.constrain( 16837 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16838 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16839 } 16840 } 16841 }.start(); 16842 16843 final String dataAppName = codeFile.getName(); 16844 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16845 dataAppName, appId, seinfo); 16846 } else { 16847 move = null; 16848 } 16849 16850 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16851 16852 final Message msg = mHandler.obtainMessage(INIT_COPY); 16853 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16854 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16855 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16856 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16857 msg.obj = params; 16858 16859 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16860 System.identityHashCode(msg.obj)); 16861 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16862 System.identityHashCode(msg.obj)); 16863 16864 mHandler.sendMessage(msg); 16865 } 16866 16867 @Override 16868 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16869 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16870 16871 final int realMoveId = mNextMoveId.getAndIncrement(); 16872 final Bundle extras = new Bundle(); 16873 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16874 mMoveCallbacks.notifyCreated(realMoveId, extras); 16875 16876 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16877 @Override 16878 public void onCreated(int moveId, Bundle extras) { 16879 // Ignored 16880 } 16881 16882 @Override 16883 public void onStatusChanged(int moveId, int status, long estMillis) { 16884 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16885 } 16886 }; 16887 16888 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16889 storage.setPrimaryStorageUuid(volumeUuid, callback); 16890 return realMoveId; 16891 } 16892 16893 @Override 16894 public int getMoveStatus(int moveId) { 16895 mContext.enforceCallingOrSelfPermission( 16896 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16897 return mMoveCallbacks.mLastStatus.get(moveId); 16898 } 16899 16900 @Override 16901 public void registerMoveCallback(IPackageMoveObserver callback) { 16902 mContext.enforceCallingOrSelfPermission( 16903 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16904 mMoveCallbacks.register(callback); 16905 } 16906 16907 @Override 16908 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16909 mContext.enforceCallingOrSelfPermission( 16910 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16911 mMoveCallbacks.unregister(callback); 16912 } 16913 16914 @Override 16915 public boolean setInstallLocation(int loc) { 16916 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16917 null); 16918 if (getInstallLocation() == loc) { 16919 return true; 16920 } 16921 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16922 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16923 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16924 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16925 return true; 16926 } 16927 return false; 16928 } 16929 16930 @Override 16931 public int getInstallLocation() { 16932 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16933 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16934 PackageHelper.APP_INSTALL_AUTO); 16935 } 16936 16937 /** Called by UserManagerService */ 16938 void cleanUpUser(UserManagerService userManager, int userHandle) { 16939 synchronized (mPackages) { 16940 mDirtyUsers.remove(userHandle); 16941 mUserNeedsBadging.delete(userHandle); 16942 mSettings.removeUserLPw(userHandle); 16943 mPendingBroadcasts.remove(userHandle); 16944 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16945 } 16946 synchronized (mInstallLock) { 16947 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16948 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16949 final String volumeUuid = vol.getFsUuid(); 16950 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16951 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16952 } 16953 synchronized (mPackages) { 16954 removeUnusedPackagesLILPw(userManager, userHandle); 16955 } 16956 } 16957 } 16958 16959 /** 16960 * We're removing userHandle and would like to remove any downloaded packages 16961 * that are no longer in use by any other user. 16962 * @param userHandle the user being removed 16963 */ 16964 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16965 final boolean DEBUG_CLEAN_APKS = false; 16966 int [] users = userManager.getUserIds(); 16967 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16968 while (psit.hasNext()) { 16969 PackageSetting ps = psit.next(); 16970 if (ps.pkg == null) { 16971 continue; 16972 } 16973 final String packageName = ps.pkg.packageName; 16974 // Skip over if system app 16975 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16976 continue; 16977 } 16978 if (DEBUG_CLEAN_APKS) { 16979 Slog.i(TAG, "Checking package " + packageName); 16980 } 16981 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16982 if (keep) { 16983 if (DEBUG_CLEAN_APKS) { 16984 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16985 } 16986 } else { 16987 for (int i = 0; i < users.length; i++) { 16988 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16989 keep = true; 16990 if (DEBUG_CLEAN_APKS) { 16991 Slog.i(TAG, " Keeping package " + packageName + " for user " 16992 + users[i]); 16993 } 16994 break; 16995 } 16996 } 16997 } 16998 if (!keep) { 16999 if (DEBUG_CLEAN_APKS) { 17000 Slog.i(TAG, " Removing package " + packageName); 17001 } 17002 mHandler.post(new Runnable() { 17003 public void run() { 17004 deletePackageX(packageName, userHandle, 0); 17005 } //end run 17006 }); 17007 } 17008 } 17009 } 17010 17011 /** Called by UserManagerService */ 17012 void createNewUser(int userHandle) { 17013 synchronized (mInstallLock) { 17014 mInstaller.createUserConfig(userHandle); 17015 mSettings.createNewUserLI(this, mInstaller, userHandle); 17016 } 17017 synchronized (mPackages) { 17018 applyFactoryDefaultBrowserLPw(userHandle); 17019 primeDomainVerificationsLPw(userHandle); 17020 } 17021 } 17022 17023 void newUserCreated(final int userHandle) { 17024 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17025 // If permission review for legacy apps is required, we represent 17026 // dagerous permissions for such apps as always granted runtime 17027 // permissions to keep per user flag state whether review is needed. 17028 // Hence, if a new user is added we have to propagate dangerous 17029 // permission grants for these legacy apps. 17030 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17031 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17032 | UPDATE_PERMISSIONS_REPLACE_ALL); 17033 } 17034 } 17035 17036 @Override 17037 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17038 mContext.enforceCallingOrSelfPermission( 17039 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17040 "Only package verification agents can read the verifier device identity"); 17041 17042 synchronized (mPackages) { 17043 return mSettings.getVerifierDeviceIdentityLPw(); 17044 } 17045 } 17046 17047 @Override 17048 public void setPermissionEnforced(String permission, boolean enforced) { 17049 // TODO: Now that we no longer change GID for storage, this should to away. 17050 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17051 "setPermissionEnforced"); 17052 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17053 synchronized (mPackages) { 17054 if (mSettings.mReadExternalStorageEnforced == null 17055 || mSettings.mReadExternalStorageEnforced != enforced) { 17056 mSettings.mReadExternalStorageEnforced = enforced; 17057 mSettings.writeLPr(); 17058 } 17059 } 17060 // kill any non-foreground processes so we restart them and 17061 // grant/revoke the GID. 17062 final IActivityManager am = ActivityManagerNative.getDefault(); 17063 if (am != null) { 17064 final long token = Binder.clearCallingIdentity(); 17065 try { 17066 am.killProcessesBelowForeground("setPermissionEnforcement"); 17067 } catch (RemoteException e) { 17068 } finally { 17069 Binder.restoreCallingIdentity(token); 17070 } 17071 } 17072 } else { 17073 throw new IllegalArgumentException("No selective enforcement for " + permission); 17074 } 17075 } 17076 17077 @Override 17078 @Deprecated 17079 public boolean isPermissionEnforced(String permission) { 17080 return true; 17081 } 17082 17083 @Override 17084 public boolean isStorageLow() { 17085 final long token = Binder.clearCallingIdentity(); 17086 try { 17087 final DeviceStorageMonitorInternal 17088 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17089 if (dsm != null) { 17090 return dsm.isMemoryLow(); 17091 } else { 17092 return false; 17093 } 17094 } finally { 17095 Binder.restoreCallingIdentity(token); 17096 } 17097 } 17098 17099 @Override 17100 public IPackageInstaller getPackageInstaller() { 17101 return mInstallerService; 17102 } 17103 17104 private boolean userNeedsBadging(int userId) { 17105 int index = mUserNeedsBadging.indexOfKey(userId); 17106 if (index < 0) { 17107 final UserInfo userInfo; 17108 final long token = Binder.clearCallingIdentity(); 17109 try { 17110 userInfo = sUserManager.getUserInfo(userId); 17111 } finally { 17112 Binder.restoreCallingIdentity(token); 17113 } 17114 final boolean b; 17115 if (userInfo != null && userInfo.isManagedProfile()) { 17116 b = true; 17117 } else { 17118 b = false; 17119 } 17120 mUserNeedsBadging.put(userId, b); 17121 return b; 17122 } 17123 return mUserNeedsBadging.valueAt(index); 17124 } 17125 17126 @Override 17127 public KeySet getKeySetByAlias(String packageName, String alias) { 17128 if (packageName == null || alias == null) { 17129 return null; 17130 } 17131 synchronized(mPackages) { 17132 final PackageParser.Package pkg = mPackages.get(packageName); 17133 if (pkg == null) { 17134 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17135 throw new IllegalArgumentException("Unknown package: " + packageName); 17136 } 17137 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17138 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17139 } 17140 } 17141 17142 @Override 17143 public KeySet getSigningKeySet(String packageName) { 17144 if (packageName == null) { 17145 return null; 17146 } 17147 synchronized(mPackages) { 17148 final PackageParser.Package pkg = mPackages.get(packageName); 17149 if (pkg == null) { 17150 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17151 throw new IllegalArgumentException("Unknown package: " + packageName); 17152 } 17153 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17154 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17155 throw new SecurityException("May not access signing KeySet of other apps."); 17156 } 17157 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17158 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17159 } 17160 } 17161 17162 @Override 17163 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17164 if (packageName == null || ks == null) { 17165 return false; 17166 } 17167 synchronized(mPackages) { 17168 final PackageParser.Package pkg = mPackages.get(packageName); 17169 if (pkg == null) { 17170 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17171 throw new IllegalArgumentException("Unknown package: " + packageName); 17172 } 17173 IBinder ksh = ks.getToken(); 17174 if (ksh instanceof KeySetHandle) { 17175 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17176 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17177 } 17178 return false; 17179 } 17180 } 17181 17182 @Override 17183 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17184 if (packageName == null || ks == null) { 17185 return false; 17186 } 17187 synchronized(mPackages) { 17188 final PackageParser.Package pkg = mPackages.get(packageName); 17189 if (pkg == null) { 17190 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17191 throw new IllegalArgumentException("Unknown package: " + packageName); 17192 } 17193 IBinder ksh = ks.getToken(); 17194 if (ksh instanceof KeySetHandle) { 17195 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17196 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17197 } 17198 return false; 17199 } 17200 } 17201 17202 private void deletePackageIfUnusedLPr(final String packageName) { 17203 PackageSetting ps = mSettings.mPackages.get(packageName); 17204 if (ps == null) { 17205 return; 17206 } 17207 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17208 // TODO Implement atomic delete if package is unused 17209 // It is currently possible that the package will be deleted even if it is installed 17210 // after this method returns. 17211 mHandler.post(new Runnable() { 17212 public void run() { 17213 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17214 } 17215 }); 17216 } 17217 } 17218 17219 /** 17220 * Check and throw if the given before/after packages would be considered a 17221 * downgrade. 17222 */ 17223 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17224 throws PackageManagerException { 17225 if (after.versionCode < before.mVersionCode) { 17226 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17227 "Update version code " + after.versionCode + " is older than current " 17228 + before.mVersionCode); 17229 } else if (after.versionCode == before.mVersionCode) { 17230 if (after.baseRevisionCode < before.baseRevisionCode) { 17231 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17232 "Update base revision code " + after.baseRevisionCode 17233 + " is older than current " + before.baseRevisionCode); 17234 } 17235 17236 if (!ArrayUtils.isEmpty(after.splitNames)) { 17237 for (int i = 0; i < after.splitNames.length; i++) { 17238 final String splitName = after.splitNames[i]; 17239 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17240 if (j != -1) { 17241 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17242 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17243 "Update split " + splitName + " revision code " 17244 + after.splitRevisionCodes[i] + " is older than current " 17245 + before.splitRevisionCodes[j]); 17246 } 17247 } 17248 } 17249 } 17250 } 17251 } 17252 17253 private static class MoveCallbacks extends Handler { 17254 private static final int MSG_CREATED = 1; 17255 private static final int MSG_STATUS_CHANGED = 2; 17256 17257 private final RemoteCallbackList<IPackageMoveObserver> 17258 mCallbacks = new RemoteCallbackList<>(); 17259 17260 private final SparseIntArray mLastStatus = new SparseIntArray(); 17261 17262 public MoveCallbacks(Looper looper) { 17263 super(looper); 17264 } 17265 17266 public void register(IPackageMoveObserver callback) { 17267 mCallbacks.register(callback); 17268 } 17269 17270 public void unregister(IPackageMoveObserver callback) { 17271 mCallbacks.unregister(callback); 17272 } 17273 17274 @Override 17275 public void handleMessage(Message msg) { 17276 final SomeArgs args = (SomeArgs) msg.obj; 17277 final int n = mCallbacks.beginBroadcast(); 17278 for (int i = 0; i < n; i++) { 17279 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17280 try { 17281 invokeCallback(callback, msg.what, args); 17282 } catch (RemoteException ignored) { 17283 } 17284 } 17285 mCallbacks.finishBroadcast(); 17286 args.recycle(); 17287 } 17288 17289 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17290 throws RemoteException { 17291 switch (what) { 17292 case MSG_CREATED: { 17293 callback.onCreated(args.argi1, (Bundle) args.arg2); 17294 break; 17295 } 17296 case MSG_STATUS_CHANGED: { 17297 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17298 break; 17299 } 17300 } 17301 } 17302 17303 private void notifyCreated(int moveId, Bundle extras) { 17304 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17305 17306 final SomeArgs args = SomeArgs.obtain(); 17307 args.argi1 = moveId; 17308 args.arg2 = extras; 17309 obtainMessage(MSG_CREATED, args).sendToTarget(); 17310 } 17311 17312 private void notifyStatusChanged(int moveId, int status) { 17313 notifyStatusChanged(moveId, status, -1); 17314 } 17315 17316 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17317 Slog.v(TAG, "Move " + moveId + " status " + status); 17318 17319 final SomeArgs args = SomeArgs.obtain(); 17320 args.argi1 = moveId; 17321 args.argi2 = status; 17322 args.arg3 = estMillis; 17323 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17324 17325 synchronized (mLastStatus) { 17326 mLastStatus.put(moveId, status); 17327 } 17328 } 17329 } 17330 17331 private final class OnPermissionChangeListeners extends Handler { 17332 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17333 17334 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17335 new RemoteCallbackList<>(); 17336 17337 public OnPermissionChangeListeners(Looper looper) { 17338 super(looper); 17339 } 17340 17341 @Override 17342 public void handleMessage(Message msg) { 17343 switch (msg.what) { 17344 case MSG_ON_PERMISSIONS_CHANGED: { 17345 final int uid = msg.arg1; 17346 handleOnPermissionsChanged(uid); 17347 } break; 17348 } 17349 } 17350 17351 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17352 mPermissionListeners.register(listener); 17353 17354 } 17355 17356 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17357 mPermissionListeners.unregister(listener); 17358 } 17359 17360 public void onPermissionsChanged(int uid) { 17361 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17362 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17363 } 17364 } 17365 17366 private void handleOnPermissionsChanged(int uid) { 17367 final int count = mPermissionListeners.beginBroadcast(); 17368 try { 17369 for (int i = 0; i < count; i++) { 17370 IOnPermissionsChangeListener callback = mPermissionListeners 17371 .getBroadcastItem(i); 17372 try { 17373 callback.onPermissionsChanged(uid); 17374 } catch (RemoteException e) { 17375 Log.e(TAG, "Permission listener is dead", e); 17376 } 17377 } 17378 } finally { 17379 mPermissionListeners.finishBroadcast(); 17380 } 17381 } 17382 } 17383 17384 private class PackageManagerInternalImpl extends PackageManagerInternal { 17385 @Override 17386 public void setLocationPackagesProvider(PackagesProvider provider) { 17387 synchronized (mPackages) { 17388 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17389 } 17390 } 17391 17392 @Override 17393 public void setImePackagesProvider(PackagesProvider provider) { 17394 synchronized (mPackages) { 17395 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17396 } 17397 } 17398 17399 @Override 17400 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17401 synchronized (mPackages) { 17402 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17403 } 17404 } 17405 17406 @Override 17407 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17408 synchronized (mPackages) { 17409 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17410 } 17411 } 17412 17413 @Override 17414 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17415 synchronized (mPackages) { 17416 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17417 } 17418 } 17419 17420 @Override 17421 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17422 synchronized (mPackages) { 17423 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17424 } 17425 } 17426 17427 @Override 17428 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17429 synchronized (mPackages) { 17430 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17431 } 17432 } 17433 17434 @Override 17435 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17436 synchronized (mPackages) { 17437 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17438 packageName, userId); 17439 } 17440 } 17441 17442 @Override 17443 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17444 synchronized (mPackages) { 17445 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17446 packageName, userId); 17447 } 17448 } 17449 17450 @Override 17451 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17452 synchronized (mPackages) { 17453 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17454 packageName, userId); 17455 } 17456 } 17457 17458 @Override 17459 public void setKeepUninstalledPackages(final List<String> packageList) { 17460 Preconditions.checkNotNull(packageList); 17461 List<String> removedFromList = null; 17462 synchronized (mPackages) { 17463 if (mKeepUninstalledPackages != null) { 17464 final int packagesCount = mKeepUninstalledPackages.size(); 17465 for (int i = 0; i < packagesCount; i++) { 17466 String oldPackage = mKeepUninstalledPackages.get(i); 17467 if (packageList != null && packageList.contains(oldPackage)) { 17468 continue; 17469 } 17470 if (removedFromList == null) { 17471 removedFromList = new ArrayList<>(); 17472 } 17473 removedFromList.add(oldPackage); 17474 } 17475 } 17476 mKeepUninstalledPackages = new ArrayList<>(packageList); 17477 if (removedFromList != null) { 17478 final int removedCount = removedFromList.size(); 17479 for (int i = 0; i < removedCount; i++) { 17480 deletePackageIfUnusedLPr(removedFromList.get(i)); 17481 } 17482 } 17483 } 17484 } 17485 17486 @Override 17487 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17488 synchronized (mPackages) { 17489 // If we do not support permission review, done. 17490 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17491 return false; 17492 } 17493 17494 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17495 if (packageSetting == null) { 17496 return false; 17497 } 17498 17499 // Permission review applies only to apps not supporting the new permission model. 17500 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17501 return false; 17502 } 17503 17504 // Legacy apps have the permission and get user consent on launch. 17505 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17506 return permissionsState.isPermissionReviewRequired(userId); 17507 } 17508 } 17509 } 17510 17511 @Override 17512 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17513 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17514 synchronized (mPackages) { 17515 final long identity = Binder.clearCallingIdentity(); 17516 try { 17517 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17518 packageNames, userId); 17519 } finally { 17520 Binder.restoreCallingIdentity(identity); 17521 } 17522 } 17523 } 17524 17525 private static void enforceSystemOrPhoneCaller(String tag) { 17526 int callingUid = Binder.getCallingUid(); 17527 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17528 throw new SecurityException( 17529 "Cannot call " + tag + " from UID " + callingUid); 17530 } 17531 } 17532} 17533