PackageManagerService.java revision bc68463602b6c26cca8988e55df8dbf48ca653e5
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 71import static android.system.OsConstants.O_CREAT; 72import static android.system.OsConstants.O_RDWR; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 75import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 76import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 77import static com.android.internal.util.ArrayUtils.appendInt; 78import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 80import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 81import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 82import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 86 87import android.Manifest; 88import android.app.ActivityManager; 89import android.app.ActivityManagerNative; 90import android.app.AppGlobals; 91import android.app.IActivityManager; 92import android.app.admin.IDevicePolicyManager; 93import android.app.backup.IBackupManager; 94import android.app.usage.UsageStats; 95import android.app.usage.UsageStatsManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.FeatureInfo; 108import android.content.pm.IOnPermissionsChangeListener; 109import android.content.pm.IPackageDataObserver; 110import android.content.pm.IPackageDeleteObserver; 111import android.content.pm.IPackageDeleteObserver2; 112import android.content.pm.IPackageInstallObserver2; 113import android.content.pm.IPackageInstaller; 114import android.content.pm.IPackageManager; 115import android.content.pm.IPackageMoveObserver; 116import android.content.pm.IPackageStatsObserver; 117import android.content.pm.InstrumentationInfo; 118import android.content.pm.IntentFilterVerificationInfo; 119import android.content.pm.KeySet; 120import android.content.pm.ManifestDigest; 121import android.content.pm.PackageCleanItem; 122import android.content.pm.PackageInfo; 123import android.content.pm.PackageInfoLite; 124import android.content.pm.PackageInstaller; 125import android.content.pm.PackageManager; 126import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 127import android.content.pm.PackageManagerInternal; 128import android.content.pm.PackageParser; 129import android.content.pm.PackageParser.ActivityIntentInfo; 130import android.content.pm.PackageParser.PackageLite; 131import android.content.pm.PackageParser.PackageParserException; 132import android.content.pm.PackageStats; 133import android.content.pm.PackageUserState; 134import android.content.pm.ParceledListSlice; 135import android.content.pm.PermissionGroupInfo; 136import android.content.pm.PermissionInfo; 137import android.content.pm.ProviderInfo; 138import android.content.pm.ResolveInfo; 139import android.content.pm.ServiceInfo; 140import android.content.pm.Signature; 141import android.content.pm.UserInfo; 142import android.content.pm.VerificationParams; 143import android.content.pm.VerifierDeviceIdentity; 144import android.content.pm.VerifierInfo; 145import android.content.res.Resources; 146import android.hardware.display.DisplayManager; 147import android.net.Uri; 148import android.os.Debug; 149import android.os.Binder; 150import android.os.Build; 151import android.os.Bundle; 152import android.os.Environment; 153import android.os.Environment.UserEnvironment; 154import android.os.FileUtils; 155import android.os.Handler; 156import android.os.IBinder; 157import android.os.Looper; 158import android.os.Message; 159import android.os.Parcel; 160import android.os.ParcelFileDescriptor; 161import android.os.Process; 162import android.os.RemoteCallbackList; 163import android.os.RemoteException; 164import android.os.SELinux; 165import android.os.ServiceManager; 166import android.os.SystemClock; 167import android.os.SystemProperties; 168import android.os.Trace; 169import android.os.UserHandle; 170import android.os.UserManager; 171import android.os.storage.IMountService; 172import android.os.storage.MountServiceInternal; 173import android.os.storage.StorageEventListener; 174import android.os.storage.StorageManager; 175import android.os.storage.VolumeInfo; 176import android.os.storage.VolumeRecord; 177import android.security.KeyStore; 178import android.security.SystemKeyStore; 179import android.system.ErrnoException; 180import android.system.Os; 181import android.system.StructStat; 182import android.text.TextUtils; 183import android.text.format.DateUtils; 184import android.util.ArrayMap; 185import android.util.ArraySet; 186import android.util.AtomicFile; 187import android.util.DisplayMetrics; 188import android.util.EventLog; 189import android.util.ExceptionUtils; 190import android.util.Log; 191import android.util.LogPrinter; 192import android.util.MathUtils; 193import android.util.PrintStreamPrinter; 194import android.util.Slog; 195import android.util.SparseArray; 196import android.util.SparseBooleanArray; 197import android.util.SparseIntArray; 198import android.util.Xml; 199import android.view.Display; 200 201import dalvik.system.DexFile; 202import dalvik.system.VMRuntime; 203 204import libcore.io.IoUtils; 205import libcore.util.EmptyArray; 206 207import com.android.internal.R; 208import com.android.internal.annotations.GuardedBy; 209import com.android.internal.app.IMediaContainerService; 210import com.android.internal.app.ResolverActivity; 211import com.android.internal.content.NativeLibraryHelper; 212import com.android.internal.content.PackageHelper; 213import com.android.internal.os.IParcelFileDescriptorFactory; 214import com.android.internal.os.SomeArgs; 215import com.android.internal.os.Zygote; 216import com.android.internal.util.ArrayUtils; 217import com.android.internal.util.FastPrintWriter; 218import com.android.internal.util.FastXmlSerializer; 219import com.android.internal.util.IndentingPrintWriter; 220import com.android.internal.util.Preconditions; 221import com.android.server.EventLogTags; 222import com.android.server.FgThread; 223import com.android.server.IntentResolver; 224import com.android.server.LocalServices; 225import com.android.server.ServiceThread; 226import com.android.server.SystemConfig; 227import com.android.server.Watchdog; 228import com.android.server.pm.PermissionsState.PermissionState; 229import com.android.server.pm.Settings.DatabaseVersion; 230import com.android.server.pm.Settings.VersionInfo; 231import com.android.server.storage.DeviceStorageMonitorInternal; 232 233import org.xmlpull.v1.XmlPullParser; 234import org.xmlpull.v1.XmlPullParserException; 235import org.xmlpull.v1.XmlSerializer; 236 237import java.io.BufferedInputStream; 238import java.io.BufferedOutputStream; 239import java.io.BufferedReader; 240import java.io.ByteArrayInputStream; 241import java.io.ByteArrayOutputStream; 242import java.io.File; 243import java.io.FileDescriptor; 244import java.io.FileNotFoundException; 245import java.io.FileOutputStream; 246import java.io.FileReader; 247import java.io.FilenameFilter; 248import java.io.IOException; 249import java.io.InputStream; 250import java.io.PrintWriter; 251import java.nio.charset.StandardCharsets; 252import java.security.NoSuchAlgorithmException; 253import java.security.PublicKey; 254import java.security.cert.CertificateEncodingException; 255import java.security.cert.CertificateException; 256import java.text.SimpleDateFormat; 257import java.util.ArrayList; 258import java.util.Arrays; 259import java.util.Collection; 260import java.util.Collections; 261import java.util.Comparator; 262import java.util.Date; 263import java.util.Iterator; 264import java.util.List; 265import java.util.Map; 266import java.util.Objects; 267import java.util.Set; 268import java.util.concurrent.CountDownLatch; 269import java.util.concurrent.TimeUnit; 270import java.util.concurrent.atomic.AtomicBoolean; 271import java.util.concurrent.atomic.AtomicInteger; 272import java.util.concurrent.atomic.AtomicLong; 273 274/** 275 * Keep track of all those .apks everywhere. 276 * 277 * This is very central to the platform's security; please run the unit 278 * tests whenever making modifications here: 279 * 280runtest -c android.content.pm.PackageManagerTests frameworks-core 281 * 282 * {@hide} 283 */ 284public class PackageManagerService extends IPackageManager.Stub { 285 static final String TAG = "PackageManager"; 286 static final boolean DEBUG_SETTINGS = false; 287 static final boolean DEBUG_PREFERRED = false; 288 static final boolean DEBUG_UPGRADE = false; 289 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 290 private static final boolean DEBUG_BACKUP = false; 291 private static final boolean DEBUG_INSTALL = false; 292 private static final boolean DEBUG_REMOVE = false; 293 private static final boolean DEBUG_BROADCASTS = false; 294 private static final boolean DEBUG_SHOW_INFO = false; 295 private static final boolean DEBUG_PACKAGE_INFO = false; 296 private static final boolean DEBUG_INTENT_MATCHING = false; 297 private static final boolean DEBUG_PACKAGE_SCANNING = false; 298 private static final boolean DEBUG_VERIFY = false; 299 private static final boolean DEBUG_DEXOPT = false; 300 private static final boolean DEBUG_ABI_SELECTION = false; 301 302 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 303 304 private static final int RADIO_UID = Process.PHONE_UID; 305 private static final int LOG_UID = Process.LOG_UID; 306 private static final int NFC_UID = Process.NFC_UID; 307 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 308 private static final int SHELL_UID = Process.SHELL_UID; 309 310 // Cap the size of permission trees that 3rd party apps can define 311 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 312 313 // Suffix used during package installation when copying/moving 314 // package apks to install directory. 315 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 316 317 static final int SCAN_NO_DEX = 1<<1; 318 static final int SCAN_FORCE_DEX = 1<<2; 319 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 320 static final int SCAN_NEW_INSTALL = 1<<4; 321 static final int SCAN_NO_PATHS = 1<<5; 322 static final int SCAN_UPDATE_TIME = 1<<6; 323 static final int SCAN_DEFER_DEX = 1<<7; 324 static final int SCAN_BOOTING = 1<<8; 325 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 326 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 327 static final int SCAN_REPLACING = 1<<11; 328 static final int SCAN_REQUIRE_KNOWN = 1<<12; 329 static final int SCAN_MOVE = 1<<13; 330 static final int SCAN_INITIAL = 1<<14; 331 332 static final int REMOVE_CHATTY = 1<<16; 333 334 private static final int[] EMPTY_INT_ARRAY = new int[0]; 335 336 /** 337 * Timeout (in milliseconds) after which the watchdog should declare that 338 * our handler thread is wedged. The usual default for such things is one 339 * minute but we sometimes do very lengthy I/O operations on this thread, 340 * such as installing multi-gigabyte applications, so ours needs to be longer. 341 */ 342 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 343 344 /** 345 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 346 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 347 * settings entry if available, otherwise we use the hardcoded default. If it's been 348 * more than this long since the last fstrim, we force one during the boot sequence. 349 * 350 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 351 * one gets run at the next available charging+idle time. This final mandatory 352 * no-fstrim check kicks in only of the other scheduling criteria is never met. 353 */ 354 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 355 356 /** 357 * Whether verification is enabled by default. 358 */ 359 private static final boolean DEFAULT_VERIFY_ENABLE = true; 360 361 /** 362 * The default maximum time to wait for the verification agent to return in 363 * milliseconds. 364 */ 365 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 366 367 /** 368 * The default response for package verification timeout. 369 * 370 * This can be either PackageManager.VERIFICATION_ALLOW or 371 * PackageManager.VERIFICATION_REJECT. 372 */ 373 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 374 375 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 376 377 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 378 DEFAULT_CONTAINER_PACKAGE, 379 "com.android.defcontainer.DefaultContainerService"); 380 381 private static final String KILL_APP_REASON_GIDS_CHANGED = 382 "permission grant or revoke changed gids"; 383 384 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 385 "permissions revoked"; 386 387 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 388 389 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 390 391 /** Permission grant: not grant the permission. */ 392 private static final int GRANT_DENIED = 1; 393 394 /** Permission grant: grant the permission as an install permission. */ 395 private static final int GRANT_INSTALL = 2; 396 397 /** Permission grant: grant the permission as an install permission for a legacy app. */ 398 private static final int GRANT_INSTALL_LEGACY = 3; 399 400 /** Permission grant: grant the permission as a runtime one. */ 401 private static final int GRANT_RUNTIME = 4; 402 403 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 404 private static final int GRANT_UPGRADE = 5; 405 406 /** Canonical intent used to identify what counts as a "web browser" app */ 407 private static final Intent sBrowserIntent; 408 static { 409 sBrowserIntent = new Intent(); 410 sBrowserIntent.setAction(Intent.ACTION_VIEW); 411 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 412 sBrowserIntent.setData(Uri.parse("http:")); 413 } 414 415 final ServiceThread mHandlerThread; 416 417 final PackageHandler mHandler; 418 419 /** 420 * Messages for {@link #mHandler} that need to wait for system ready before 421 * being dispatched. 422 */ 423 private ArrayList<Message> mPostSystemReadyMessages; 424 425 final int mSdkVersion = Build.VERSION.SDK_INT; 426 427 final Context mContext; 428 final boolean mFactoryTest; 429 final boolean mOnlyCore; 430 final boolean mLazyDexOpt; 431 final long mDexOptLRUThresholdInMills; 432 final DisplayMetrics mMetrics; 433 final int mDefParseFlags; 434 final String[] mSeparateProcesses; 435 final boolean mIsUpgrade; 436 437 // This is where all application persistent data goes. 438 final File mAppDataDir; 439 440 // This is where all application persistent data goes for secondary users. 441 final File mUserAppDataDir; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 public static final class SharedLibraryEntry { 515 public final String path; 516 public final String apk; 517 518 SharedLibraryEntry(String _path, String _apk) { 519 path = _path; 520 apk = _apk; 521 } 522 } 523 524 // Currently known shared libraries. 525 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 526 new ArrayMap<String, SharedLibraryEntry>(); 527 528 // All available activities, for your resolving pleasure. 529 final ActivityIntentResolver mActivities = 530 new ActivityIntentResolver(); 531 532 // All available receivers, for your resolving pleasure. 533 final ActivityIntentResolver mReceivers = 534 new ActivityIntentResolver(); 535 536 // All available services, for your resolving pleasure. 537 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 538 539 // All available providers, for your resolving pleasure. 540 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 541 542 // Mapping from provider base names (first directory in content URI codePath) 543 // to the provider information. 544 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 545 new ArrayMap<String, PackageParser.Provider>(); 546 547 // Mapping from instrumentation class names to info about them. 548 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 549 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 550 551 // Mapping from permission names to info about them. 552 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 553 new ArrayMap<String, PackageParser.PermissionGroup>(); 554 555 // Packages whose data we have transfered into another package, thus 556 // should no longer exist. 557 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 558 559 // Broadcast actions that are only available to the system. 560 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 561 562 /** List of packages waiting for verification. */ 563 final SparseArray<PackageVerificationState> mPendingVerification 564 = new SparseArray<PackageVerificationState>(); 565 566 /** Set of packages associated with each app op permission. */ 567 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 568 569 final PackageInstallerService mInstallerService; 570 571 private final PackageDexOptimizer mPackageDexOptimizer; 572 573 private AtomicInteger mNextMoveId = new AtomicInteger(); 574 private final MoveCallbacks mMoveCallbacks; 575 576 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 577 578 // Cache of users who need badging. 579 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 580 581 /** Token for keys in mPendingVerification. */ 582 private int mPendingVerificationToken = 0; 583 584 volatile boolean mSystemReady; 585 volatile boolean mSafeMode; 586 volatile boolean mHasSystemUidErrors; 587 588 ApplicationInfo mAndroidApplication; 589 final ActivityInfo mResolveActivity = new ActivityInfo(); 590 final ResolveInfo mResolveInfo = new ResolveInfo(); 591 ComponentName mResolveComponentName; 592 PackageParser.Package mPlatformPackage; 593 ComponentName mCustomResolverComponentName; 594 595 boolean mResolverReplaced = false; 596 597 private final ComponentName mIntentFilterVerifierComponent; 598 private int mIntentFilterVerificationToken = 0; 599 600 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 601 = new SparseArray<IntentFilterVerificationState>(); 602 603 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 604 new DefaultPermissionGrantPolicy(this); 605 606 private static class IFVerificationParams { 607 PackageParser.Package pkg; 608 boolean replacing; 609 int userId; 610 int verifierUid; 611 612 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 613 int _userId, int _verifierUid) { 614 pkg = _pkg; 615 replacing = _replacing; 616 userId = _userId; 617 replacing = _replacing; 618 verifierUid = _verifierUid; 619 } 620 } 621 622 private interface IntentFilterVerifier<T extends IntentFilter> { 623 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 624 T filter, String packageName); 625 void startVerifications(int userId); 626 void receiveVerificationResponse(int verificationId); 627 } 628 629 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 630 private Context mContext; 631 private ComponentName mIntentFilterVerifierComponent; 632 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 633 634 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 635 mContext = context; 636 mIntentFilterVerifierComponent = verifierComponent; 637 } 638 639 private String getDefaultScheme() { 640 return IntentFilter.SCHEME_HTTPS; 641 } 642 643 @Override 644 public void startVerifications(int userId) { 645 // Launch verifications requests 646 int count = mCurrentIntentFilterVerifications.size(); 647 for (int n=0; n<count; n++) { 648 int verificationId = mCurrentIntentFilterVerifications.get(n); 649 final IntentFilterVerificationState ivs = 650 mIntentFilterVerificationStates.get(verificationId); 651 652 String packageName = ivs.getPackageName(); 653 654 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 655 final int filterCount = filters.size(); 656 ArraySet<String> domainsSet = new ArraySet<>(); 657 for (int m=0; m<filterCount; m++) { 658 PackageParser.ActivityIntentInfo filter = filters.get(m); 659 domainsSet.addAll(filter.getHostsList()); 660 } 661 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 662 synchronized (mPackages) { 663 if (mSettings.createIntentFilterVerificationIfNeededLPw( 664 packageName, domainsList) != null) { 665 scheduleWriteSettingsLocked(); 666 } 667 } 668 sendVerificationRequest(userId, verificationId, ivs); 669 } 670 mCurrentIntentFilterVerifications.clear(); 671 } 672 673 private void sendVerificationRequest(int userId, int verificationId, 674 IntentFilterVerificationState ivs) { 675 676 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 677 verificationIntent.putExtra( 678 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 679 verificationId); 680 verificationIntent.putExtra( 681 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 682 getDefaultScheme()); 683 verificationIntent.putExtra( 684 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 685 ivs.getHostsString()); 686 verificationIntent.putExtra( 687 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 688 ivs.getPackageName()); 689 verificationIntent.setComponent(mIntentFilterVerifierComponent); 690 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 691 692 UserHandle user = new UserHandle(userId); 693 mContext.sendBroadcastAsUser(verificationIntent, user); 694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 695 "Sending IntentFilter verification broadcast"); 696 } 697 698 public void receiveVerificationResponse(int verificationId) { 699 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 700 701 final boolean verified = ivs.isVerified(); 702 703 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 704 final int count = filters.size(); 705 if (DEBUG_DOMAIN_VERIFICATION) { 706 Slog.i(TAG, "Received verification response " + verificationId 707 + " for " + count + " filters, verified=" + verified); 708 } 709 for (int n=0; n<count; n++) { 710 PackageParser.ActivityIntentInfo filter = filters.get(n); 711 filter.setVerified(verified); 712 713 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 714 + " verified with result:" + verified + " and hosts:" 715 + ivs.getHostsString()); 716 } 717 718 mIntentFilterVerificationStates.remove(verificationId); 719 720 final String packageName = ivs.getPackageName(); 721 IntentFilterVerificationInfo ivi = null; 722 723 synchronized (mPackages) { 724 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 725 } 726 if (ivi == null) { 727 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 728 + verificationId + " packageName:" + packageName); 729 return; 730 } 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Updating IntentFilterVerificationInfo for package " + packageName 733 +" verificationId:" + verificationId); 734 735 synchronized (mPackages) { 736 if (verified) { 737 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 738 } else { 739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 740 } 741 scheduleWriteSettingsLocked(); 742 743 final int userId = ivs.getUserId(); 744 if (userId != UserHandle.USER_ALL) { 745 final int userStatus = 746 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 747 748 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 749 boolean needUpdate = false; 750 751 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 752 // already been set by the User thru the Disambiguation dialog 753 switch (userStatus) { 754 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 755 if (verified) { 756 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 757 } else { 758 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 759 } 760 needUpdate = true; 761 break; 762 763 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 764 if (verified) { 765 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 766 needUpdate = true; 767 } 768 break; 769 770 default: 771 // Nothing to do 772 } 773 774 if (needUpdate) { 775 mSettings.updateIntentFilterVerificationStatusLPw( 776 packageName, updatedStatus, userId); 777 scheduleWritePackageRestrictionsLocked(userId); 778 } 779 } 780 } 781 } 782 783 @Override 784 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 785 ActivityIntentInfo filter, String packageName) { 786 if (!hasValidDomains(filter)) { 787 return false; 788 } 789 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 790 if (ivs == null) { 791 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 792 packageName); 793 } 794 if (DEBUG_DOMAIN_VERIFICATION) { 795 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 796 } 797 ivs.addFilter(filter); 798 return true; 799 } 800 801 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 802 int userId, int verificationId, String packageName) { 803 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 804 verifierUid, userId, packageName); 805 ivs.setPendingState(); 806 synchronized (mPackages) { 807 mIntentFilterVerificationStates.append(verificationId, ivs); 808 mCurrentIntentFilterVerifications.add(verificationId); 809 } 810 return ivs; 811 } 812 } 813 814 private static boolean hasValidDomains(ActivityIntentInfo filter) { 815 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 816 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 817 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 818 } 819 820 private IntentFilterVerifier mIntentFilterVerifier; 821 822 // Set of pending broadcasts for aggregating enable/disable of components. 823 static class PendingPackageBroadcasts { 824 // for each user id, a map of <package name -> components within that package> 825 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 826 827 public PendingPackageBroadcasts() { 828 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 829 } 830 831 public ArrayList<String> get(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 833 return packages.get(packageName); 834 } 835 836 public void put(int userId, String packageName, ArrayList<String> components) { 837 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 838 packages.put(packageName, components); 839 } 840 841 public void remove(int userId, String packageName) { 842 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 843 if (packages != null) { 844 packages.remove(packageName); 845 } 846 } 847 848 public void remove(int userId) { 849 mUidMap.remove(userId); 850 } 851 852 public int userIdCount() { 853 return mUidMap.size(); 854 } 855 856 public int userIdAt(int n) { 857 return mUidMap.keyAt(n); 858 } 859 860 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 861 return mUidMap.get(userId); 862 } 863 864 public int size() { 865 // total number of pending broadcast entries across all userIds 866 int num = 0; 867 for (int i = 0; i< mUidMap.size(); i++) { 868 num += mUidMap.valueAt(i).size(); 869 } 870 return num; 871 } 872 873 public void clear() { 874 mUidMap.clear(); 875 } 876 877 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 878 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 879 if (map == null) { 880 map = new ArrayMap<String, ArrayList<String>>(); 881 mUidMap.put(userId, map); 882 } 883 return map; 884 } 885 } 886 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 887 888 // Service Connection to remote media container service to copy 889 // package uri's from external media onto secure containers 890 // or internal storage. 891 private IMediaContainerService mContainerService = null; 892 893 static final int SEND_PENDING_BROADCAST = 1; 894 static final int MCS_BOUND = 3; 895 static final int END_COPY = 4; 896 static final int INIT_COPY = 5; 897 static final int MCS_UNBIND = 6; 898 static final int START_CLEANING_PACKAGE = 7; 899 static final int FIND_INSTALL_LOC = 8; 900 static final int POST_INSTALL = 9; 901 static final int MCS_RECONNECT = 10; 902 static final int MCS_GIVE_UP = 11; 903 static final int UPDATED_MEDIA_STATUS = 12; 904 static final int WRITE_SETTINGS = 13; 905 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 906 static final int PACKAGE_VERIFIED = 15; 907 static final int CHECK_PENDING_VERIFICATION = 16; 908 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 909 static final int INTENT_FILTER_VERIFIED = 18; 910 911 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 912 913 // Delay time in millisecs 914 static final int BROADCAST_DELAY = 10 * 1000; 915 916 static UserManagerService sUserManager; 917 918 // Stores a list of users whose package restrictions file needs to be updated 919 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 920 921 final private DefaultContainerConnection mDefContainerConn = 922 new DefaultContainerConnection(); 923 class DefaultContainerConnection implements ServiceConnection { 924 public void onServiceConnected(ComponentName name, IBinder service) { 925 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 926 IMediaContainerService imcs = 927 IMediaContainerService.Stub.asInterface(service); 928 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 929 } 930 931 public void onServiceDisconnected(ComponentName name) { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 933 } 934 } 935 936 // Recordkeeping of restore-after-install operations that are currently in flight 937 // between the Package Manager and the Backup Manager 938 class PostInstallData { 939 public InstallArgs args; 940 public PackageInstalledInfo res; 941 942 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 943 args = _a; 944 res = _r; 945 } 946 } 947 948 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 949 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 950 951 // XML tags for backup/restore of various bits of state 952 private static final String TAG_PREFERRED_BACKUP = "pa"; 953 private static final String TAG_DEFAULT_APPS = "da"; 954 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 955 956 final String mRequiredVerifierPackage; 957 final String mRequiredInstallerPackage; 958 959 private final PackageUsage mPackageUsage = new PackageUsage(); 960 961 private class PackageUsage { 962 private static final int WRITE_INTERVAL 963 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 964 965 private final Object mFileLock = new Object(); 966 private final AtomicLong mLastWritten = new AtomicLong(0); 967 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 968 969 private boolean mIsHistoricalPackageUsageAvailable = true; 970 971 boolean isHistoricalPackageUsageAvailable() { 972 return mIsHistoricalPackageUsageAvailable; 973 } 974 975 void write(boolean force) { 976 if (force) { 977 writeInternal(); 978 return; 979 } 980 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 981 && !DEBUG_DEXOPT) { 982 return; 983 } 984 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 985 new Thread("PackageUsage_DiskWriter") { 986 @Override 987 public void run() { 988 try { 989 writeInternal(); 990 } finally { 991 mBackgroundWriteRunning.set(false); 992 } 993 } 994 }.start(); 995 } 996 } 997 998 private void writeInternal() { 999 synchronized (mPackages) { 1000 synchronized (mFileLock) { 1001 AtomicFile file = getFile(); 1002 FileOutputStream f = null; 1003 try { 1004 f = file.startWrite(); 1005 BufferedOutputStream out = new BufferedOutputStream(f); 1006 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1007 StringBuilder sb = new StringBuilder(); 1008 for (PackageParser.Package pkg : mPackages.values()) { 1009 if (pkg.mLastPackageUsageTimeInMills == 0) { 1010 continue; 1011 } 1012 sb.setLength(0); 1013 sb.append(pkg.packageName); 1014 sb.append(' '); 1015 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1016 sb.append('\n'); 1017 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1018 } 1019 out.flush(); 1020 file.finishWrite(f); 1021 } catch (IOException e) { 1022 if (f != null) { 1023 file.failWrite(f); 1024 } 1025 Log.e(TAG, "Failed to write package usage times", e); 1026 } 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 void readLP() { 1033 synchronized (mFileLock) { 1034 AtomicFile file = getFile(); 1035 BufferedInputStream in = null; 1036 try { 1037 in = new BufferedInputStream(file.openRead()); 1038 StringBuffer sb = new StringBuffer(); 1039 while (true) { 1040 String packageName = readToken(in, sb, ' '); 1041 if (packageName == null) { 1042 break; 1043 } 1044 String timeInMillisString = readToken(in, sb, '\n'); 1045 if (timeInMillisString == null) { 1046 throw new IOException("Failed to find last usage time for package " 1047 + packageName); 1048 } 1049 PackageParser.Package pkg = mPackages.get(packageName); 1050 if (pkg == null) { 1051 continue; 1052 } 1053 long timeInMillis; 1054 try { 1055 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1056 } catch (NumberFormatException e) { 1057 throw new IOException("Failed to parse " + timeInMillisString 1058 + " as a long.", e); 1059 } 1060 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1061 } 1062 } catch (FileNotFoundException expected) { 1063 mIsHistoricalPackageUsageAvailable = false; 1064 } catch (IOException e) { 1065 Log.w(TAG, "Failed to read package usage times", e); 1066 } finally { 1067 IoUtils.closeQuietly(in); 1068 } 1069 } 1070 mLastWritten.set(SystemClock.elapsedRealtime()); 1071 } 1072 1073 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1074 throws IOException { 1075 sb.setLength(0); 1076 while (true) { 1077 int ch = in.read(); 1078 if (ch == -1) { 1079 if (sb.length() == 0) { 1080 return null; 1081 } 1082 throw new IOException("Unexpected EOF"); 1083 } 1084 if (ch == endOfToken) { 1085 return sb.toString(); 1086 } 1087 sb.append((char)ch); 1088 } 1089 } 1090 1091 private AtomicFile getFile() { 1092 File dataDir = Environment.getDataDirectory(); 1093 File systemDir = new File(dataDir, "system"); 1094 File fname = new File(systemDir, "package-usage.list"); 1095 return new AtomicFile(fname); 1096 } 1097 } 1098 1099 class PackageHandler extends Handler { 1100 private boolean mBound = false; 1101 final ArrayList<HandlerParams> mPendingInstalls = 1102 new ArrayList<HandlerParams>(); 1103 1104 private boolean connectToService() { 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1106 " DefaultContainerService"); 1107 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1110 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 mBound = true; 1113 return true; 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 return false; 1117 } 1118 1119 private void disconnectService() { 1120 mContainerService = null; 1121 mBound = false; 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 mContext.unbindService(mDefContainerConn); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 1127 PackageHandler(Looper looper) { 1128 super(looper); 1129 } 1130 1131 public void handleMessage(Message msg) { 1132 try { 1133 doHandleMessage(msg); 1134 } finally { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1136 } 1137 } 1138 1139 void doHandleMessage(Message msg) { 1140 switch (msg.what) { 1141 case INIT_COPY: { 1142 HandlerParams params = (HandlerParams) msg.obj; 1143 int idx = mPendingInstalls.size(); 1144 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1145 // If a bind was already initiated we dont really 1146 // need to do anything. The pending install 1147 // will be processed later on. 1148 if (!mBound) { 1149 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1150 System.identityHashCode(mHandler)); 1151 // If this is the only one pending we might 1152 // have to bind to the service again. 1153 if (!connectToService()) { 1154 Slog.e(TAG, "Failed to bind to media container service"); 1155 params.serviceError(); 1156 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1157 System.identityHashCode(mHandler)); 1158 if (params.traceMethod != null) { 1159 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1160 params.traceCookie); 1161 } 1162 return; 1163 } else { 1164 // Once we bind to the service, the first 1165 // pending request will be processed. 1166 mPendingInstalls.add(idx, params); 1167 } 1168 } else { 1169 mPendingInstalls.add(idx, params); 1170 // Already bound to the service. Just make 1171 // sure we trigger off processing the first request. 1172 if (idx == 0) { 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 break; 1177 } 1178 case MCS_BOUND: { 1179 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1180 if (msg.obj != null) { 1181 mContainerService = (IMediaContainerService) msg.obj; 1182 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1183 System.identityHashCode(mHandler)); 1184 } 1185 if (mContainerService == null) { 1186 if (!mBound) { 1187 // Something seriously wrong since we are not bound and we are not 1188 // waiting for connection. Bail out. 1189 Slog.e(TAG, "Cannot bind to media container service"); 1190 for (HandlerParams params : mPendingInstalls) { 1191 // Indicate service bind error 1192 params.serviceError(); 1193 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1194 System.identityHashCode(params)); 1195 if (params.traceMethod != null) { 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1197 params.traceMethod, params.traceCookie); 1198 } 1199 return; 1200 } 1201 mPendingInstalls.clear(); 1202 } else { 1203 Slog.w(TAG, "Waiting to connect to media container service"); 1204 } 1205 } else if (mPendingInstalls.size() > 0) { 1206 HandlerParams params = mPendingInstalls.get(0); 1207 if (params != null) { 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1209 System.identityHashCode(params)); 1210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1211 if (params.startCopy()) { 1212 // We are done... look for more work or to 1213 // go idle. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Checking for more work or unbind..."); 1216 // Delete pending install 1217 if (mPendingInstalls.size() > 0) { 1218 mPendingInstalls.remove(0); 1219 } 1220 if (mPendingInstalls.size() == 0) { 1221 if (mBound) { 1222 if (DEBUG_SD_INSTALL) Log.i(TAG, 1223 "Posting delayed MCS_UNBIND"); 1224 removeMessages(MCS_UNBIND); 1225 Message ubmsg = obtainMessage(MCS_UNBIND); 1226 // Unbind after a little delay, to avoid 1227 // continual thrashing. 1228 sendMessageDelayed(ubmsg, 10000); 1229 } 1230 } else { 1231 // There are more pending requests in queue. 1232 // Just post MCS_BOUND message to trigger processing 1233 // of next pending install. 1234 if (DEBUG_SD_INSTALL) Log.i(TAG, 1235 "Posting MCS_BOUND for next work"); 1236 mHandler.sendEmptyMessage(MCS_BOUND); 1237 } 1238 } 1239 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1240 } 1241 } else { 1242 // Should never happen ideally. 1243 Slog.w(TAG, "Empty queue"); 1244 } 1245 break; 1246 } 1247 case MCS_RECONNECT: { 1248 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1249 if (mPendingInstalls.size() > 0) { 1250 if (mBound) { 1251 disconnectService(); 1252 } 1253 if (!connectToService()) { 1254 Slog.e(TAG, "Failed to bind to media container service"); 1255 for (HandlerParams params : mPendingInstalls) { 1256 // Indicate service bind error 1257 params.serviceError(); 1258 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1259 System.identityHashCode(params)); 1260 } 1261 mPendingInstalls.clear(); 1262 } 1263 } 1264 break; 1265 } 1266 case MCS_UNBIND: { 1267 // If there is no actual work left, then time to unbind. 1268 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1269 1270 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1271 if (mBound) { 1272 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1273 1274 disconnectService(); 1275 } 1276 } else if (mPendingInstalls.size() > 0) { 1277 // There are more pending requests in queue. 1278 // Just post MCS_BOUND message to trigger processing 1279 // of next pending install. 1280 mHandler.sendEmptyMessage(MCS_BOUND); 1281 } 1282 1283 break; 1284 } 1285 case MCS_GIVE_UP: { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1287 HandlerParams params = mPendingInstalls.remove(0); 1288 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1289 System.identityHashCode(params)); 1290 break; 1291 } 1292 case SEND_PENDING_BROADCAST: { 1293 String packages[]; 1294 ArrayList<String> components[]; 1295 int size = 0; 1296 int uids[]; 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1298 synchronized (mPackages) { 1299 if (mPendingBroadcasts == null) { 1300 return; 1301 } 1302 size = mPendingBroadcasts.size(); 1303 if (size <= 0) { 1304 // Nothing to be done. Just return 1305 return; 1306 } 1307 packages = new String[size]; 1308 components = new ArrayList[size]; 1309 uids = new int[size]; 1310 int i = 0; // filling out the above arrays 1311 1312 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1313 int packageUserId = mPendingBroadcasts.userIdAt(n); 1314 Iterator<Map.Entry<String, ArrayList<String>>> it 1315 = mPendingBroadcasts.packagesForUserId(packageUserId) 1316 .entrySet().iterator(); 1317 while (it.hasNext() && i < size) { 1318 Map.Entry<String, ArrayList<String>> ent = it.next(); 1319 packages[i] = ent.getKey(); 1320 components[i] = ent.getValue(); 1321 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1322 uids[i] = (ps != null) 1323 ? UserHandle.getUid(packageUserId, ps.appId) 1324 : -1; 1325 i++; 1326 } 1327 } 1328 size = i; 1329 mPendingBroadcasts.clear(); 1330 } 1331 // Send broadcasts 1332 for (int i = 0; i < size; i++) { 1333 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1334 } 1335 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1336 break; 1337 } 1338 case START_CLEANING_PACKAGE: { 1339 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1340 final String packageName = (String)msg.obj; 1341 final int userId = msg.arg1; 1342 final boolean andCode = msg.arg2 != 0; 1343 synchronized (mPackages) { 1344 if (userId == UserHandle.USER_ALL) { 1345 int[] users = sUserManager.getUserIds(); 1346 for (int user : users) { 1347 mSettings.addPackageToCleanLPw( 1348 new PackageCleanItem(user, packageName, andCode)); 1349 } 1350 } else { 1351 mSettings.addPackageToCleanLPw( 1352 new PackageCleanItem(userId, packageName, andCode)); 1353 } 1354 } 1355 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1356 startCleaningPackages(); 1357 } break; 1358 case POST_INSTALL: { 1359 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1360 PostInstallData data = mRunningInstalls.get(msg.arg1); 1361 mRunningInstalls.delete(msg.arg1); 1362 boolean deleteOld = false; 1363 1364 if (data != null) { 1365 InstallArgs args = data.args; 1366 PackageInstalledInfo res = data.res; 1367 1368 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1369 final String packageName = res.pkg.applicationInfo.packageName; 1370 res.removedInfo.sendBroadcast(false, true, false); 1371 Bundle extras = new Bundle(1); 1372 extras.putInt(Intent.EXTRA_UID, res.uid); 1373 1374 // Now that we successfully installed the package, grant runtime 1375 // permissions if requested before broadcasting the install. 1376 if ((args.installFlags 1377 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1378 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1379 args.installGrantPermissions); 1380 } 1381 1382 // Determine the set of users who are adding this 1383 // package for the first time vs. those who are seeing 1384 // an update. 1385 int[] firstUsers; 1386 int[] updateUsers = new int[0]; 1387 if (res.origUsers == null || res.origUsers.length == 0) { 1388 firstUsers = res.newUsers; 1389 } else { 1390 firstUsers = new int[0]; 1391 for (int i=0; i<res.newUsers.length; i++) { 1392 int user = res.newUsers[i]; 1393 boolean isNew = true; 1394 for (int j=0; j<res.origUsers.length; j++) { 1395 if (res.origUsers[j] == user) { 1396 isNew = false; 1397 break; 1398 } 1399 } 1400 if (isNew) { 1401 int[] newFirst = new int[firstUsers.length+1]; 1402 System.arraycopy(firstUsers, 0, newFirst, 0, 1403 firstUsers.length); 1404 newFirst[firstUsers.length] = user; 1405 firstUsers = newFirst; 1406 } else { 1407 int[] newUpdate = new int[updateUsers.length+1]; 1408 System.arraycopy(updateUsers, 0, newUpdate, 0, 1409 updateUsers.length); 1410 newUpdate[updateUsers.length] = user; 1411 updateUsers = newUpdate; 1412 } 1413 } 1414 } 1415 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1416 packageName, extras, null, null, firstUsers); 1417 final boolean update = res.removedInfo.removedPackage != null; 1418 if (update) { 1419 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1420 } 1421 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1422 packageName, extras, null, null, updateUsers); 1423 if (update) { 1424 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1425 packageName, extras, null, null, updateUsers); 1426 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1427 null, null, packageName, null, updateUsers); 1428 1429 // treat asec-hosted packages like removable media on upgrade 1430 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1431 if (DEBUG_INSTALL) { 1432 Slog.i(TAG, "upgrading pkg " + res.pkg 1433 + " is ASEC-hosted -> AVAILABLE"); 1434 } 1435 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1436 ArrayList<String> pkgList = new ArrayList<String>(1); 1437 pkgList.add(packageName); 1438 sendResourcesChangedBroadcast(true, true, 1439 pkgList,uidArray, null); 1440 } 1441 } 1442 if (res.removedInfo.args != null) { 1443 // Remove the replaced package's older resources safely now 1444 deleteOld = true; 1445 } 1446 1447 // If this app is a browser and it's newly-installed for some 1448 // users, clear any default-browser state in those users 1449 if (firstUsers.length > 0) { 1450 // the app's nature doesn't depend on the user, so we can just 1451 // check its browser nature in any user and generalize. 1452 if (packageIsBrowser(packageName, firstUsers[0])) { 1453 synchronized (mPackages) { 1454 for (int userId : firstUsers) { 1455 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1456 } 1457 } 1458 } 1459 } 1460 // Log current value of "unknown sources" setting 1461 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1462 getUnknownSourcesSettings()); 1463 } 1464 // Force a gc to clear up things 1465 Runtime.getRuntime().gc(); 1466 // We delete after a gc for applications on sdcard. 1467 if (deleteOld) { 1468 synchronized (mInstallLock) { 1469 res.removedInfo.args.doPostDeleteLI(true); 1470 } 1471 } 1472 if (args.observer != null) { 1473 try { 1474 Bundle extras = extrasForInstallResult(res); 1475 args.observer.onPackageInstalled(res.name, res.returnCode, 1476 res.returnMsg, extras); 1477 } catch (RemoteException e) { 1478 Slog.i(TAG, "Observer no longer exists."); 1479 } 1480 } 1481 if (args.traceMethod != null) { 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1483 args.traceCookie); 1484 } 1485 return; 1486 } else { 1487 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1488 } 1489 1490 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1491 } break; 1492 case UPDATED_MEDIA_STATUS: { 1493 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1494 boolean reportStatus = msg.arg1 == 1; 1495 boolean doGc = msg.arg2 == 1; 1496 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1497 if (doGc) { 1498 // Force a gc to clear up stale containers. 1499 Runtime.getRuntime().gc(); 1500 } 1501 if (msg.obj != null) { 1502 @SuppressWarnings("unchecked") 1503 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1504 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1505 // Unload containers 1506 unloadAllContainers(args); 1507 } 1508 if (reportStatus) { 1509 try { 1510 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1511 PackageHelper.getMountService().finishMediaUpdate(); 1512 } catch (RemoteException e) { 1513 Log.e(TAG, "MountService not running?"); 1514 } 1515 } 1516 } break; 1517 case WRITE_SETTINGS: { 1518 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1519 synchronized (mPackages) { 1520 removeMessages(WRITE_SETTINGS); 1521 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1522 mSettings.writeLPr(); 1523 mDirtyUsers.clear(); 1524 } 1525 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1526 } break; 1527 case WRITE_PACKAGE_RESTRICTIONS: { 1528 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1529 synchronized (mPackages) { 1530 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1531 for (int userId : mDirtyUsers) { 1532 mSettings.writePackageRestrictionsLPr(userId); 1533 } 1534 mDirtyUsers.clear(); 1535 } 1536 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1537 } break; 1538 case CHECK_PENDING_VERIFICATION: { 1539 final int verificationId = msg.arg1; 1540 final PackageVerificationState state = mPendingVerification.get(verificationId); 1541 1542 if ((state != null) && !state.timeoutExtended()) { 1543 final InstallArgs args = state.getInstallArgs(); 1544 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1545 1546 Slog.i(TAG, "Verification timed out for " + originUri); 1547 mPendingVerification.remove(verificationId); 1548 1549 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1550 1551 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1552 Slog.i(TAG, "Continuing with installation of " + originUri); 1553 state.setVerifierResponse(Binder.getCallingUid(), 1554 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1555 broadcastPackageVerified(verificationId, originUri, 1556 PackageManager.VERIFICATION_ALLOW, 1557 state.getInstallArgs().getUser()); 1558 try { 1559 ret = args.copyApk(mContainerService, true); 1560 } catch (RemoteException e) { 1561 Slog.e(TAG, "Could not contact the ContainerService"); 1562 } 1563 } else { 1564 broadcastPackageVerified(verificationId, originUri, 1565 PackageManager.VERIFICATION_REJECT, 1566 state.getInstallArgs().getUser()); 1567 } 1568 1569 Trace.asyncTraceEnd( 1570 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1571 1572 processPendingInstall(args, ret); 1573 mHandler.sendEmptyMessage(MCS_UNBIND); 1574 } 1575 break; 1576 } 1577 case PACKAGE_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final PackageVerificationState state = mPendingVerification.get(verificationId); 1581 if (state == null) { 1582 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1583 break; 1584 } 1585 1586 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1587 1588 state.setVerifierResponse(response.callerUid, response.code); 1589 1590 if (state.isVerificationComplete()) { 1591 mPendingVerification.remove(verificationId); 1592 1593 final InstallArgs args = state.getInstallArgs(); 1594 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1595 1596 int ret; 1597 if (state.isInstallAllowed()) { 1598 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1599 broadcastPackageVerified(verificationId, originUri, 1600 response.code, state.getInstallArgs().getUser()); 1601 try { 1602 ret = args.copyApk(mContainerService, true); 1603 } catch (RemoteException e) { 1604 Slog.e(TAG, "Could not contact the ContainerService"); 1605 } 1606 } else { 1607 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1608 } 1609 1610 Trace.asyncTraceEnd( 1611 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1612 1613 processPendingInstall(args, ret); 1614 mHandler.sendEmptyMessage(MCS_UNBIND); 1615 } 1616 1617 break; 1618 } 1619 case START_INTENT_FILTER_VERIFICATIONS: { 1620 IFVerificationParams params = (IFVerificationParams) msg.obj; 1621 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1622 params.replacing, params.pkg); 1623 break; 1624 } 1625 case INTENT_FILTER_VERIFIED: { 1626 final int verificationId = msg.arg1; 1627 1628 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1629 verificationId); 1630 if (state == null) { 1631 Slog.w(TAG, "Invalid IntentFilter verification token " 1632 + verificationId + " received"); 1633 break; 1634 } 1635 1636 final int userId = state.getUserId(); 1637 1638 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1639 "Processing IntentFilter verification with token:" 1640 + verificationId + " and userId:" + userId); 1641 1642 final IntentFilterVerificationResponse response = 1643 (IntentFilterVerificationResponse) msg.obj; 1644 1645 state.setVerifierResponse(response.callerUid, response.code); 1646 1647 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1648 "IntentFilter verification with token:" + verificationId 1649 + " and userId:" + userId 1650 + " is settings verifier response with response code:" 1651 + response.code); 1652 1653 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1654 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1655 + response.getFailedDomainsString()); 1656 } 1657 1658 if (state.isVerificationComplete()) { 1659 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1660 } else { 1661 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1662 "IntentFilter verification with token:" + verificationId 1663 + " was not said to be complete"); 1664 } 1665 1666 break; 1667 } 1668 } 1669 } 1670 } 1671 1672 private StorageEventListener mStorageListener = new StorageEventListener() { 1673 @Override 1674 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1675 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1676 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1677 final String volumeUuid = vol.getFsUuid(); 1678 1679 // Clean up any users or apps that were removed or recreated 1680 // while this volume was missing 1681 reconcileUsers(volumeUuid); 1682 reconcileApps(volumeUuid); 1683 1684 // Clean up any install sessions that expired or were 1685 // cancelled while this volume was missing 1686 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1687 1688 loadPrivatePackages(vol); 1689 1690 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1691 unloadPrivatePackages(vol); 1692 } 1693 } 1694 1695 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1696 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1697 updateExternalMediaStatus(true, false); 1698 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1699 updateExternalMediaStatus(false, false); 1700 } 1701 } 1702 } 1703 1704 @Override 1705 public void onVolumeForgotten(String fsUuid) { 1706 if (TextUtils.isEmpty(fsUuid)) { 1707 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1708 return; 1709 } 1710 1711 // Remove any apps installed on the forgotten volume 1712 synchronized (mPackages) { 1713 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1714 for (PackageSetting ps : packages) { 1715 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1716 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1717 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1718 } 1719 1720 mSettings.onVolumeForgotten(fsUuid); 1721 mSettings.writeLPr(); 1722 } 1723 } 1724 }; 1725 1726 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1727 String[] grantedPermissions) { 1728 if (userId >= UserHandle.USER_OWNER) { 1729 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1730 } else if (userId == UserHandle.USER_ALL) { 1731 final int[] userIds; 1732 synchronized (mPackages) { 1733 userIds = UserManagerService.getInstance().getUserIds(); 1734 } 1735 for (int someUserId : userIds) { 1736 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1737 } 1738 } 1739 1740 // We could have touched GID membership, so flush out packages.list 1741 synchronized (mPackages) { 1742 mSettings.writePackageListLPr(); 1743 } 1744 } 1745 1746 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1747 String[] grantedPermissions) { 1748 SettingBase sb = (SettingBase) pkg.mExtras; 1749 if (sb == null) { 1750 return; 1751 } 1752 1753 PermissionsState permissionsState = sb.getPermissionsState(); 1754 1755 for (String permission : pkg.requestedPermissions) { 1756 BasePermission bp = mSettings.mPermissions.get(permission); 1757 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1758 || ArrayUtils.contains(grantedPermissions, permission))) { 1759 permissionsState.grantRuntimePermission(bp, userId); 1760 } 1761 } 1762 } 1763 1764 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1765 Bundle extras = null; 1766 switch (res.returnCode) { 1767 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1768 extras = new Bundle(); 1769 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1770 res.origPermission); 1771 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1772 res.origPackage); 1773 break; 1774 } 1775 case PackageManager.INSTALL_SUCCEEDED: { 1776 extras = new Bundle(); 1777 extras.putBoolean(Intent.EXTRA_REPLACING, 1778 res.removedInfo != null && res.removedInfo.removedPackage != null); 1779 break; 1780 } 1781 } 1782 return extras; 1783 } 1784 1785 void scheduleWriteSettingsLocked() { 1786 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1787 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1788 } 1789 } 1790 1791 void scheduleWritePackageRestrictionsLocked(int userId) { 1792 if (!sUserManager.exists(userId)) return; 1793 mDirtyUsers.add(userId); 1794 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1795 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1796 } 1797 } 1798 1799 public static PackageManagerService main(Context context, Installer installer, 1800 boolean factoryTest, boolean onlyCore) { 1801 PackageManagerService m = new PackageManagerService(context, installer, 1802 factoryTest, onlyCore); 1803 ServiceManager.addService("package", m); 1804 return m; 1805 } 1806 1807 static String[] splitString(String str, char sep) { 1808 int count = 1; 1809 int i = 0; 1810 while ((i=str.indexOf(sep, i)) >= 0) { 1811 count++; 1812 i++; 1813 } 1814 1815 String[] res = new String[count]; 1816 i=0; 1817 count = 0; 1818 int lastI=0; 1819 while ((i=str.indexOf(sep, i)) >= 0) { 1820 res[count] = str.substring(lastI, i); 1821 count++; 1822 i++; 1823 lastI = i; 1824 } 1825 res[count] = str.substring(lastI, str.length()); 1826 return res; 1827 } 1828 1829 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1830 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1831 Context.DISPLAY_SERVICE); 1832 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1833 } 1834 1835 public PackageManagerService(Context context, Installer installer, 1836 boolean factoryTest, boolean onlyCore) { 1837 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1838 SystemClock.uptimeMillis()); 1839 1840 if (mSdkVersion <= 0) { 1841 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1842 } 1843 1844 mContext = context; 1845 mFactoryTest = factoryTest; 1846 mOnlyCore = onlyCore; 1847 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1848 mMetrics = new DisplayMetrics(); 1849 mSettings = new Settings(mPackages); 1850 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1851 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1852 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1853 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1854 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1855 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1856 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1857 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1858 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1859 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1860 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1861 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1862 1863 // TODO: add a property to control this? 1864 long dexOptLRUThresholdInMinutes; 1865 if (mLazyDexOpt) { 1866 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1867 } else { 1868 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1869 } 1870 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1871 1872 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1873 if (separateProcesses != null && separateProcesses.length() > 0) { 1874 if ("*".equals(separateProcesses)) { 1875 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1876 mSeparateProcesses = null; 1877 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1878 } else { 1879 mDefParseFlags = 0; 1880 mSeparateProcesses = separateProcesses.split(","); 1881 Slog.w(TAG, "Running with debug.separate_processes: " 1882 + separateProcesses); 1883 } 1884 } else { 1885 mDefParseFlags = 0; 1886 mSeparateProcesses = null; 1887 } 1888 1889 mInstaller = installer; 1890 mPackageDexOptimizer = new PackageDexOptimizer(this); 1891 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1892 1893 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1894 FgThread.get().getLooper()); 1895 1896 getDefaultDisplayMetrics(context, mMetrics); 1897 1898 SystemConfig systemConfig = SystemConfig.getInstance(); 1899 mGlobalGids = systemConfig.getGlobalGids(); 1900 mSystemPermissions = systemConfig.getSystemPermissions(); 1901 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1902 1903 synchronized (mInstallLock) { 1904 // writer 1905 synchronized (mPackages) { 1906 mHandlerThread = new ServiceThread(TAG, 1907 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1908 mHandlerThread.start(); 1909 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1910 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1911 1912 File dataDir = Environment.getDataDirectory(); 1913 mAppDataDir = new File(dataDir, "data"); 1914 mAppInstallDir = new File(dataDir, "app"); 1915 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1916 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1917 mUserAppDataDir = new File(dataDir, "user"); 1918 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1919 1920 sUserManager = new UserManagerService(context, this, 1921 mInstallLock, mPackages); 1922 1923 // Propagate permission configuration in to package manager. 1924 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1925 = systemConfig.getPermissions(); 1926 for (int i=0; i<permConfig.size(); i++) { 1927 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1928 BasePermission bp = mSettings.mPermissions.get(perm.name); 1929 if (bp == null) { 1930 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1931 mSettings.mPermissions.put(perm.name, bp); 1932 } 1933 if (perm.gids != null) { 1934 bp.setGids(perm.gids, perm.perUser); 1935 } 1936 } 1937 1938 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1939 for (int i=0; i<libConfig.size(); i++) { 1940 mSharedLibraries.put(libConfig.keyAt(i), 1941 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1942 } 1943 1944 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1945 1946 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1947 1948 String customResolverActivity = Resources.getSystem().getString( 1949 R.string.config_customResolverActivity); 1950 if (TextUtils.isEmpty(customResolverActivity)) { 1951 customResolverActivity = null; 1952 } else { 1953 mCustomResolverComponentName = ComponentName.unflattenFromString( 1954 customResolverActivity); 1955 } 1956 1957 long startTime = SystemClock.uptimeMillis(); 1958 1959 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1960 startTime); 1961 1962 // Set flag to monitor and not change apk file paths when 1963 // scanning install directories. 1964 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1965 1966 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1967 1968 /** 1969 * Add everything in the in the boot class path to the 1970 * list of process files because dexopt will have been run 1971 * if necessary during zygote startup. 1972 */ 1973 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1974 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1975 1976 if (bootClassPath != null) { 1977 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1978 for (String element : bootClassPathElements) { 1979 alreadyDexOpted.add(element); 1980 } 1981 } else { 1982 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1983 } 1984 1985 if (systemServerClassPath != null) { 1986 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1987 for (String element : systemServerClassPathElements) { 1988 alreadyDexOpted.add(element); 1989 } 1990 } else { 1991 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1992 } 1993 1994 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1995 final String[] dexCodeInstructionSets = 1996 getDexCodeInstructionSets( 1997 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1998 1999 /** 2000 * Ensure all external libraries have had dexopt run on them. 2001 */ 2002 if (mSharedLibraries.size() > 0) { 2003 // NOTE: For now, we're compiling these system "shared libraries" 2004 // (and framework jars) into all available architectures. It's possible 2005 // to compile them only when we come across an app that uses them (there's 2006 // already logic for that in scanPackageLI) but that adds some complexity. 2007 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2008 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2009 final String lib = libEntry.path; 2010 if (lib == null) { 2011 continue; 2012 } 2013 2014 try { 2015 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2016 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2017 alreadyDexOpted.add(lib); 2018 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2019 } 2020 } catch (FileNotFoundException e) { 2021 Slog.w(TAG, "Library not found: " + lib); 2022 } catch (IOException e) { 2023 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2024 + e.getMessage()); 2025 } 2026 } 2027 } 2028 } 2029 2030 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2031 2032 // Gross hack for now: we know this file doesn't contain any 2033 // code, so don't dexopt it to avoid the resulting log spew. 2034 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2035 2036 // Gross hack for now: we know this file is only part of 2037 // the boot class path for art, so don't dexopt it to 2038 // avoid the resulting log spew. 2039 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2040 2041 /** 2042 * There are a number of commands implemented in Java, which 2043 * we currently need to do the dexopt on so that they can be 2044 * run from a non-root shell. 2045 */ 2046 String[] frameworkFiles = frameworkDir.list(); 2047 if (frameworkFiles != null) { 2048 // TODO: We could compile these only for the most preferred ABI. We should 2049 // first double check that the dex files for these commands are not referenced 2050 // by other system apps. 2051 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2052 for (int i=0; i<frameworkFiles.length; i++) { 2053 File libPath = new File(frameworkDir, frameworkFiles[i]); 2054 String path = libPath.getPath(); 2055 // Skip the file if we already did it. 2056 if (alreadyDexOpted.contains(path)) { 2057 continue; 2058 } 2059 // Skip the file if it is not a type we want to dexopt. 2060 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2061 continue; 2062 } 2063 try { 2064 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2065 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2066 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2067 } 2068 } catch (FileNotFoundException e) { 2069 Slog.w(TAG, "Jar not found: " + path); 2070 } catch (IOException e) { 2071 Slog.w(TAG, "Exception reading jar: " + path, e); 2072 } 2073 } 2074 } 2075 } 2076 2077 final VersionInfo ver = mSettings.getInternalVersion(); 2078 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2079 // when upgrading from pre-M, promote system app permissions from install to runtime 2080 mPromoteSystemApps = 2081 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2082 2083 // save off the names of pre-existing system packages prior to scanning; we don't 2084 // want to automatically grant runtime permissions for new system apps 2085 if (mPromoteSystemApps) { 2086 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2087 while (pkgSettingIter.hasNext()) { 2088 PackageSetting ps = pkgSettingIter.next(); 2089 if (isSystemApp(ps)) { 2090 mExistingSystemPackages.add(ps.name); 2091 } 2092 } 2093 } 2094 2095 // Collect vendor overlay packages. 2096 // (Do this before scanning any apps.) 2097 // For security and version matching reason, only consider 2098 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2099 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2100 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2101 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2102 2103 // Find base frameworks (resource packages without code). 2104 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR 2106 | PackageParser.PARSE_IS_PRIVILEGED, 2107 scanFlags | SCAN_NO_DEX, 0); 2108 2109 // Collected privileged system packages. 2110 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2111 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR 2113 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2114 2115 // Collect ordinary system packages. 2116 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2117 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2119 2120 // Collect all vendor packages. 2121 File vendorAppDir = new File("/vendor/app"); 2122 try { 2123 vendorAppDir = vendorAppDir.getCanonicalFile(); 2124 } catch (IOException e) { 2125 // failed to look up canonical path, continue with original one 2126 } 2127 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 // Collect all OEM packages. 2131 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2132 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2136 mInstaller.moveFiles(); 2137 2138 // Prune any system packages that no longer exist. 2139 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2140 if (!mOnlyCore) { 2141 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2142 while (psit.hasNext()) { 2143 PackageSetting ps = psit.next(); 2144 2145 /* 2146 * If this is not a system app, it can't be a 2147 * disable system app. 2148 */ 2149 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2150 continue; 2151 } 2152 2153 /* 2154 * If the package is scanned, it's not erased. 2155 */ 2156 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2157 if (scannedPkg != null) { 2158 /* 2159 * If the system app is both scanned and in the 2160 * disabled packages list, then it must have been 2161 * added via OTA. Remove it from the currently 2162 * scanned package so the previously user-installed 2163 * application can be scanned. 2164 */ 2165 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2166 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2167 + ps.name + "; removing system app. Last known codePath=" 2168 + ps.codePathString + ", installStatus=" + ps.installStatus 2169 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2170 + scannedPkg.mVersionCode); 2171 removePackageLI(ps, true); 2172 mExpectingBetter.put(ps.name, ps.codePath); 2173 } 2174 2175 continue; 2176 } 2177 2178 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2179 psit.remove(); 2180 logCriticalInfo(Log.WARN, "System package " + ps.name 2181 + " no longer exists; wiping its data"); 2182 removeDataDirsLI(null, ps.name); 2183 } else { 2184 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2185 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2186 possiblyDeletedUpdatedSystemApps.add(ps.name); 2187 } 2188 } 2189 } 2190 } 2191 2192 //look for any incomplete package installations 2193 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2194 //clean up list 2195 for(int i = 0; i < deletePkgsList.size(); i++) { 2196 //clean up here 2197 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2198 } 2199 //delete tmp files 2200 deleteTempPackageFiles(); 2201 2202 // Remove any shared userIDs that have no associated packages 2203 mSettings.pruneSharedUsersLPw(); 2204 2205 if (!mOnlyCore) { 2206 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2207 SystemClock.uptimeMillis()); 2208 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2211 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2212 2213 /** 2214 * Remove disable package settings for any updated system 2215 * apps that were removed via an OTA. If they're not a 2216 * previously-updated app, remove them completely. 2217 * Otherwise, just revoke their system-level permissions. 2218 */ 2219 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2220 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2221 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2222 2223 String msg; 2224 if (deletedPkg == null) { 2225 msg = "Updated system package " + deletedAppName 2226 + " no longer exists; wiping its data"; 2227 removeDataDirsLI(null, deletedAppName); 2228 } else { 2229 msg = "Updated system app + " + deletedAppName 2230 + " no longer present; removing system privileges for " 2231 + deletedAppName; 2232 2233 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2234 2235 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2236 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2237 } 2238 logCriticalInfo(Log.WARN, msg); 2239 } 2240 2241 /** 2242 * Make sure all system apps that we expected to appear on 2243 * the userdata partition actually showed up. If they never 2244 * appeared, crawl back and revive the system version. 2245 */ 2246 for (int i = 0; i < mExpectingBetter.size(); i++) { 2247 final String packageName = mExpectingBetter.keyAt(i); 2248 if (!mPackages.containsKey(packageName)) { 2249 final File scanFile = mExpectingBetter.valueAt(i); 2250 2251 logCriticalInfo(Log.WARN, "Expected better " + packageName 2252 + " but never showed up; reverting to system"); 2253 2254 final int reparseFlags; 2255 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2256 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2257 | PackageParser.PARSE_IS_SYSTEM_DIR 2258 | PackageParser.PARSE_IS_PRIVILEGED; 2259 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2260 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2261 | PackageParser.PARSE_IS_SYSTEM_DIR; 2262 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR; 2268 } else { 2269 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2270 continue; 2271 } 2272 2273 mSettings.enableSystemPackageLPw(packageName); 2274 2275 try { 2276 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2277 } catch (PackageManagerException e) { 2278 Slog.e(TAG, "Failed to parse original system package: " 2279 + e.getMessage()); 2280 } 2281 } 2282 } 2283 } 2284 mExpectingBetter.clear(); 2285 2286 // Now that we know all of the shared libraries, update all clients to have 2287 // the correct library paths. 2288 updateAllSharedLibrariesLPw(); 2289 2290 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2291 // NOTE: We ignore potential failures here during a system scan (like 2292 // the rest of the commands above) because there's precious little we 2293 // can do about it. A settings error is reported, though. 2294 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2295 false /* force dexopt */, false /* defer dexopt */, 2296 false /* boot complete */); 2297 } 2298 2299 // Now that we know all the packages we are keeping, 2300 // read and update their last usage times. 2301 mPackageUsage.readLP(); 2302 2303 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2304 SystemClock.uptimeMillis()); 2305 Slog.i(TAG, "Time to scan packages: " 2306 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2307 + " seconds"); 2308 2309 // If the platform SDK has changed since the last time we booted, 2310 // we need to re-grant app permission to catch any new ones that 2311 // appear. This is really a hack, and means that apps can in some 2312 // cases get permissions that the user didn't initially explicitly 2313 // allow... it would be nice to have some better way to handle 2314 // this situation. 2315 int updateFlags = UPDATE_PERMISSIONS_ALL; 2316 if (ver.sdkVersion != mSdkVersion) { 2317 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2318 + mSdkVersion + "; regranting permissions for internal storage"); 2319 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2320 } 2321 updatePermissionsLPw(null, null, updateFlags); 2322 ver.sdkVersion = mSdkVersion; 2323 2324 // If this is the first boot or an update from pre-M, and it is a normal 2325 // boot, then we need to initialize the default preferred apps across 2326 // all defined users. 2327 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2328 for (UserInfo user : sUserManager.getUsers(true)) { 2329 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2330 applyFactoryDefaultBrowserLPw(user.id); 2331 primeDomainVerificationsLPw(user.id); 2332 } 2333 } 2334 2335 // If this is first boot after an OTA, and a normal boot, then 2336 // we need to clear code cache directories. 2337 if (mIsUpgrade && !onlyCore) { 2338 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2339 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2340 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2341 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2342 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2343 } 2344 } 2345 ver.fingerprint = Build.FINGERPRINT; 2346 } 2347 2348 checkDefaultBrowser(); 2349 2350 // clear only after permissions and other defaults have been updated 2351 mExistingSystemPackages.clear(); 2352 mPromoteSystemApps = false; 2353 2354 // All the changes are done during package scanning. 2355 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2356 2357 // can downgrade to reader 2358 mSettings.writeLPr(); 2359 2360 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2361 SystemClock.uptimeMillis()); 2362 2363 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2364 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2365 2366 mInstallerService = new PackageInstallerService(context, this); 2367 2368 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2369 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2370 mIntentFilterVerifierComponent); 2371 2372 } // synchronized (mPackages) 2373 } // synchronized (mInstallLock) 2374 2375 // Now after opening every single application zip, make sure they 2376 // are all flushed. Not really needed, but keeps things nice and 2377 // tidy. 2378 Runtime.getRuntime().gc(); 2379 2380 // Expose private service for system components to use. 2381 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2382 } 2383 2384 @Override 2385 public boolean isFirstBoot() { 2386 return !mRestoredSettings; 2387 } 2388 2389 @Override 2390 public boolean isOnlyCoreApps() { 2391 return mOnlyCore; 2392 } 2393 2394 @Override 2395 public boolean isUpgrade() { 2396 return mIsUpgrade; 2397 } 2398 2399 private String getRequiredVerifierLPr() { 2400 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2401 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2402 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2403 2404 String requiredVerifier = null; 2405 2406 final int N = receivers.size(); 2407 for (int i = 0; i < N; i++) { 2408 final ResolveInfo info = receivers.get(i); 2409 2410 if (info.activityInfo == null) { 2411 continue; 2412 } 2413 2414 final String packageName = info.activityInfo.packageName; 2415 2416 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2417 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2418 continue; 2419 } 2420 2421 if (requiredVerifier != null) { 2422 throw new RuntimeException("There can be only one required verifier"); 2423 } 2424 2425 requiredVerifier = packageName; 2426 } 2427 2428 return requiredVerifier; 2429 } 2430 2431 private String getRequiredInstallerLPr() { 2432 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2433 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2434 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2435 2436 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2437 PACKAGE_MIME_TYPE, 0, 0); 2438 2439 String requiredInstaller = null; 2440 2441 final int N = installers.size(); 2442 for (int i = 0; i < N; i++) { 2443 final ResolveInfo info = installers.get(i); 2444 final String packageName = info.activityInfo.packageName; 2445 2446 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2447 continue; 2448 } 2449 2450 if (requiredInstaller != null) { 2451 throw new RuntimeException("There must be one required installer"); 2452 } 2453 2454 requiredInstaller = packageName; 2455 } 2456 2457 if (requiredInstaller == null) { 2458 throw new RuntimeException("There must be one required installer"); 2459 } 2460 2461 return requiredInstaller; 2462 } 2463 2464 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2465 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2466 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2467 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2468 2469 ComponentName verifierComponentName = null; 2470 2471 int priority = -1000; 2472 final int N = receivers.size(); 2473 for (int i = 0; i < N; i++) { 2474 final ResolveInfo info = receivers.get(i); 2475 2476 if (info.activityInfo == null) { 2477 continue; 2478 } 2479 2480 final String packageName = info.activityInfo.packageName; 2481 2482 final PackageSetting ps = mSettings.mPackages.get(packageName); 2483 if (ps == null) { 2484 continue; 2485 } 2486 2487 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2488 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2489 continue; 2490 } 2491 2492 // Select the IntentFilterVerifier with the highest priority 2493 if (priority < info.priority) { 2494 priority = info.priority; 2495 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2496 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2497 + verifierComponentName + " with priority: " + info.priority); 2498 } 2499 } 2500 2501 return verifierComponentName; 2502 } 2503 2504 private void primeDomainVerificationsLPw(int userId) { 2505 if (DEBUG_DOMAIN_VERIFICATION) { 2506 Slog.d(TAG, "Priming domain verifications in user " + userId); 2507 } 2508 2509 SystemConfig systemConfig = SystemConfig.getInstance(); 2510 ArraySet<String> packages = systemConfig.getLinkedApps(); 2511 ArraySet<String> domains = new ArraySet<String>(); 2512 2513 for (String packageName : packages) { 2514 PackageParser.Package pkg = mPackages.get(packageName); 2515 if (pkg != null) { 2516 if (!pkg.isSystemApp()) { 2517 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2518 continue; 2519 } 2520 2521 domains.clear(); 2522 for (PackageParser.Activity a : pkg.activities) { 2523 for (ActivityIntentInfo filter : a.intents) { 2524 if (hasValidDomains(filter)) { 2525 domains.addAll(filter.getHostsList()); 2526 } 2527 } 2528 } 2529 2530 if (domains.size() > 0) { 2531 if (DEBUG_DOMAIN_VERIFICATION) { 2532 Slog.v(TAG, " + " + packageName); 2533 } 2534 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2535 // state w.r.t. the formal app-linkage "no verification attempted" state; 2536 // and then 'always' in the per-user state actually used for intent resolution. 2537 final IntentFilterVerificationInfo ivi; 2538 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2539 new ArrayList<String>(domains)); 2540 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2541 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2542 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2543 } else { 2544 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2545 + "' does not handle web links"); 2546 } 2547 } else { 2548 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2549 } 2550 } 2551 2552 scheduleWritePackageRestrictionsLocked(userId); 2553 scheduleWriteSettingsLocked(); 2554 } 2555 2556 private void applyFactoryDefaultBrowserLPw(int userId) { 2557 // The default browser app's package name is stored in a string resource, 2558 // with a product-specific overlay used for vendor customization. 2559 String browserPkg = mContext.getResources().getString( 2560 com.android.internal.R.string.default_browser); 2561 if (!TextUtils.isEmpty(browserPkg)) { 2562 // non-empty string => required to be a known package 2563 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2564 if (ps == null) { 2565 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2566 browserPkg = null; 2567 } else { 2568 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2569 } 2570 } 2571 2572 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2573 // default. If there's more than one, just leave everything alone. 2574 if (browserPkg == null) { 2575 calculateDefaultBrowserLPw(userId); 2576 } 2577 } 2578 2579 private void calculateDefaultBrowserLPw(int userId) { 2580 List<String> allBrowsers = resolveAllBrowserApps(userId); 2581 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2582 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2583 } 2584 2585 private List<String> resolveAllBrowserApps(int userId) { 2586 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2587 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2588 PackageManager.MATCH_ALL, userId); 2589 2590 final int count = list.size(); 2591 List<String> result = new ArrayList<String>(count); 2592 for (int i=0; i<count; i++) { 2593 ResolveInfo info = list.get(i); 2594 if (info.activityInfo == null 2595 || !info.handleAllWebDataURI 2596 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2597 || result.contains(info.activityInfo.packageName)) { 2598 continue; 2599 } 2600 result.add(info.activityInfo.packageName); 2601 } 2602 2603 return result; 2604 } 2605 2606 private boolean packageIsBrowser(String packageName, int userId) { 2607 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2608 PackageManager.MATCH_ALL, userId); 2609 final int N = list.size(); 2610 for (int i = 0; i < N; i++) { 2611 ResolveInfo info = list.get(i); 2612 if (packageName.equals(info.activityInfo.packageName)) { 2613 return true; 2614 } 2615 } 2616 return false; 2617 } 2618 2619 private void checkDefaultBrowser() { 2620 final int myUserId = UserHandle.myUserId(); 2621 final String packageName = getDefaultBrowserPackageName(myUserId); 2622 if (packageName != null) { 2623 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2624 if (info == null) { 2625 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2626 synchronized (mPackages) { 2627 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2628 } 2629 } 2630 } 2631 } 2632 2633 @Override 2634 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2635 throws RemoteException { 2636 try { 2637 return super.onTransact(code, data, reply, flags); 2638 } catch (RuntimeException e) { 2639 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2640 Slog.wtf(TAG, "Package Manager Crash", e); 2641 } 2642 throw e; 2643 } 2644 } 2645 2646 void cleanupInstallFailedPackage(PackageSetting ps) { 2647 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2648 2649 removeDataDirsLI(ps.volumeUuid, ps.name); 2650 if (ps.codePath != null) { 2651 if (ps.codePath.isDirectory()) { 2652 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2653 } else { 2654 ps.codePath.delete(); 2655 } 2656 } 2657 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2658 if (ps.resourcePath.isDirectory()) { 2659 FileUtils.deleteContents(ps.resourcePath); 2660 } 2661 ps.resourcePath.delete(); 2662 } 2663 mSettings.removePackageLPw(ps.name); 2664 } 2665 2666 static int[] appendInts(int[] cur, int[] add) { 2667 if (add == null) return cur; 2668 if (cur == null) return add; 2669 final int N = add.length; 2670 for (int i=0; i<N; i++) { 2671 cur = appendInt(cur, add[i]); 2672 } 2673 return cur; 2674 } 2675 2676 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2677 if (!sUserManager.exists(userId)) return null; 2678 final PackageSetting ps = (PackageSetting) p.mExtras; 2679 if (ps == null) { 2680 return null; 2681 } 2682 2683 final PermissionsState permissionsState = ps.getPermissionsState(); 2684 2685 final int[] gids = permissionsState.computeGids(userId); 2686 final Set<String> permissions = permissionsState.getPermissions(userId); 2687 final PackageUserState state = ps.readUserState(userId); 2688 2689 return PackageParser.generatePackageInfo(p, gids, flags, 2690 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2691 } 2692 2693 @Override 2694 public boolean isPackageFrozen(String packageName) { 2695 synchronized (mPackages) { 2696 final PackageSetting ps = mSettings.mPackages.get(packageName); 2697 if (ps != null) { 2698 return ps.frozen; 2699 } 2700 } 2701 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2702 return true; 2703 } 2704 2705 @Override 2706 public boolean isPackageAvailable(String packageName, int userId) { 2707 if (!sUserManager.exists(userId)) return false; 2708 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2709 synchronized (mPackages) { 2710 PackageParser.Package p = mPackages.get(packageName); 2711 if (p != null) { 2712 final PackageSetting ps = (PackageSetting) p.mExtras; 2713 if (ps != null) { 2714 final PackageUserState state = ps.readUserState(userId); 2715 if (state != null) { 2716 return PackageParser.isAvailable(state); 2717 } 2718 } 2719 } 2720 } 2721 return false; 2722 } 2723 2724 @Override 2725 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2726 if (!sUserManager.exists(userId)) return null; 2727 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2728 // reader 2729 synchronized (mPackages) { 2730 PackageParser.Package p = mPackages.get(packageName); 2731 if (DEBUG_PACKAGE_INFO) 2732 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2733 if (p != null) { 2734 return generatePackageInfo(p, flags, userId); 2735 } 2736 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2737 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2738 } 2739 } 2740 return null; 2741 } 2742 2743 @Override 2744 public String[] currentToCanonicalPackageNames(String[] names) { 2745 String[] out = new String[names.length]; 2746 // reader 2747 synchronized (mPackages) { 2748 for (int i=names.length-1; i>=0; i--) { 2749 PackageSetting ps = mSettings.mPackages.get(names[i]); 2750 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2751 } 2752 } 2753 return out; 2754 } 2755 2756 @Override 2757 public String[] canonicalToCurrentPackageNames(String[] names) { 2758 String[] out = new String[names.length]; 2759 // reader 2760 synchronized (mPackages) { 2761 for (int i=names.length-1; i>=0; i--) { 2762 String cur = mSettings.mRenamedPackages.get(names[i]); 2763 out[i] = cur != null ? cur : names[i]; 2764 } 2765 } 2766 return out; 2767 } 2768 2769 @Override 2770 public int getPackageUid(String packageName, int userId) { 2771 if (!sUserManager.exists(userId)) return -1; 2772 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2773 2774 // reader 2775 synchronized (mPackages) { 2776 PackageParser.Package p = mPackages.get(packageName); 2777 if(p != null) { 2778 return UserHandle.getUid(userId, p.applicationInfo.uid); 2779 } 2780 PackageSetting ps = mSettings.mPackages.get(packageName); 2781 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2782 return -1; 2783 } 2784 p = ps.pkg; 2785 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2786 } 2787 } 2788 2789 @Override 2790 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2791 if (!sUserManager.exists(userId)) { 2792 return null; 2793 } 2794 2795 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2796 "getPackageGids"); 2797 2798 // reader 2799 synchronized (mPackages) { 2800 PackageParser.Package p = mPackages.get(packageName); 2801 if (DEBUG_PACKAGE_INFO) { 2802 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2803 } 2804 if (p != null) { 2805 PackageSetting ps = (PackageSetting) p.mExtras; 2806 return ps.getPermissionsState().computeGids(userId); 2807 } 2808 } 2809 2810 return null; 2811 } 2812 2813 static PermissionInfo generatePermissionInfo( 2814 BasePermission bp, int flags) { 2815 if (bp.perm != null) { 2816 return PackageParser.generatePermissionInfo(bp.perm, flags); 2817 } 2818 PermissionInfo pi = new PermissionInfo(); 2819 pi.name = bp.name; 2820 pi.packageName = bp.sourcePackage; 2821 pi.nonLocalizedLabel = bp.name; 2822 pi.protectionLevel = bp.protectionLevel; 2823 return pi; 2824 } 2825 2826 @Override 2827 public PermissionInfo getPermissionInfo(String name, int flags) { 2828 // reader 2829 synchronized (mPackages) { 2830 final BasePermission p = mSettings.mPermissions.get(name); 2831 if (p != null) { 2832 return generatePermissionInfo(p, flags); 2833 } 2834 return null; 2835 } 2836 } 2837 2838 @Override 2839 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2840 // reader 2841 synchronized (mPackages) { 2842 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2843 for (BasePermission p : mSettings.mPermissions.values()) { 2844 if (group == null) { 2845 if (p.perm == null || p.perm.info.group == null) { 2846 out.add(generatePermissionInfo(p, flags)); 2847 } 2848 } else { 2849 if (p.perm != null && group.equals(p.perm.info.group)) { 2850 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2851 } 2852 } 2853 } 2854 2855 if (out.size() > 0) { 2856 return out; 2857 } 2858 return mPermissionGroups.containsKey(group) ? out : null; 2859 } 2860 } 2861 2862 @Override 2863 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2864 // reader 2865 synchronized (mPackages) { 2866 return PackageParser.generatePermissionGroupInfo( 2867 mPermissionGroups.get(name), flags); 2868 } 2869 } 2870 2871 @Override 2872 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2873 // reader 2874 synchronized (mPackages) { 2875 final int N = mPermissionGroups.size(); 2876 ArrayList<PermissionGroupInfo> out 2877 = new ArrayList<PermissionGroupInfo>(N); 2878 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2879 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2880 } 2881 return out; 2882 } 2883 } 2884 2885 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2886 int userId) { 2887 if (!sUserManager.exists(userId)) return null; 2888 PackageSetting ps = mSettings.mPackages.get(packageName); 2889 if (ps != null) { 2890 if (ps.pkg == null) { 2891 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2892 flags, userId); 2893 if (pInfo != null) { 2894 return pInfo.applicationInfo; 2895 } 2896 return null; 2897 } 2898 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2899 ps.readUserState(userId), userId); 2900 } 2901 return null; 2902 } 2903 2904 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2905 int userId) { 2906 if (!sUserManager.exists(userId)) return null; 2907 PackageSetting ps = mSettings.mPackages.get(packageName); 2908 if (ps != null) { 2909 PackageParser.Package pkg = ps.pkg; 2910 if (pkg == null) { 2911 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2912 return null; 2913 } 2914 // Only data remains, so we aren't worried about code paths 2915 pkg = new PackageParser.Package(packageName); 2916 pkg.applicationInfo.packageName = packageName; 2917 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2918 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2919 pkg.applicationInfo.dataDir = Environment 2920 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2921 .getAbsolutePath(); 2922 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2923 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2924 } 2925 return generatePackageInfo(pkg, flags, userId); 2926 } 2927 return null; 2928 } 2929 2930 @Override 2931 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2932 if (!sUserManager.exists(userId)) return null; 2933 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2934 // writer 2935 synchronized (mPackages) { 2936 PackageParser.Package p = mPackages.get(packageName); 2937 if (DEBUG_PACKAGE_INFO) Log.v( 2938 TAG, "getApplicationInfo " + packageName 2939 + ": " + p); 2940 if (p != null) { 2941 PackageSetting ps = mSettings.mPackages.get(packageName); 2942 if (ps == null) return null; 2943 // Note: isEnabledLP() does not apply here - always return info 2944 return PackageParser.generateApplicationInfo( 2945 p, flags, ps.readUserState(userId), userId); 2946 } 2947 if ("android".equals(packageName)||"system".equals(packageName)) { 2948 return mAndroidApplication; 2949 } 2950 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2951 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2952 } 2953 } 2954 return null; 2955 } 2956 2957 @Override 2958 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2959 final IPackageDataObserver observer) { 2960 mContext.enforceCallingOrSelfPermission( 2961 android.Manifest.permission.CLEAR_APP_CACHE, null); 2962 // Queue up an async operation since clearing cache may take a little while. 2963 mHandler.post(new Runnable() { 2964 public void run() { 2965 mHandler.removeCallbacks(this); 2966 int retCode = -1; 2967 synchronized (mInstallLock) { 2968 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2969 if (retCode < 0) { 2970 Slog.w(TAG, "Couldn't clear application caches"); 2971 } 2972 } 2973 if (observer != null) { 2974 try { 2975 observer.onRemoveCompleted(null, (retCode >= 0)); 2976 } catch (RemoteException e) { 2977 Slog.w(TAG, "RemoveException when invoking call back"); 2978 } 2979 } 2980 } 2981 }); 2982 } 2983 2984 @Override 2985 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2986 final IntentSender pi) { 2987 mContext.enforceCallingOrSelfPermission( 2988 android.Manifest.permission.CLEAR_APP_CACHE, null); 2989 // Queue up an async operation since clearing cache may take a little while. 2990 mHandler.post(new Runnable() { 2991 public void run() { 2992 mHandler.removeCallbacks(this); 2993 int retCode = -1; 2994 synchronized (mInstallLock) { 2995 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2996 if (retCode < 0) { 2997 Slog.w(TAG, "Couldn't clear application caches"); 2998 } 2999 } 3000 if(pi != null) { 3001 try { 3002 // Callback via pending intent 3003 int code = (retCode >= 0) ? 1 : 0; 3004 pi.sendIntent(null, code, null, 3005 null, null); 3006 } catch (SendIntentException e1) { 3007 Slog.i(TAG, "Failed to send pending intent"); 3008 } 3009 } 3010 } 3011 }); 3012 } 3013 3014 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3015 synchronized (mInstallLock) { 3016 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3017 throw new IOException("Failed to free enough space"); 3018 } 3019 } 3020 } 3021 3022 @Override 3023 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3024 if (!sUserManager.exists(userId)) return null; 3025 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3026 synchronized (mPackages) { 3027 PackageParser.Activity a = mActivities.mActivities.get(component); 3028 3029 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3030 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3031 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3032 if (ps == null) return null; 3033 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3034 userId); 3035 } 3036 if (mResolveComponentName.equals(component)) { 3037 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3038 new PackageUserState(), userId); 3039 } 3040 } 3041 return null; 3042 } 3043 3044 @Override 3045 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3046 String resolvedType) { 3047 synchronized (mPackages) { 3048 if (component.equals(mResolveComponentName)) { 3049 // The resolver supports EVERYTHING! 3050 return true; 3051 } 3052 PackageParser.Activity a = mActivities.mActivities.get(component); 3053 if (a == null) { 3054 return false; 3055 } 3056 for (int i=0; i<a.intents.size(); i++) { 3057 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3058 intent.getData(), intent.getCategories(), TAG) >= 0) { 3059 return true; 3060 } 3061 } 3062 return false; 3063 } 3064 } 3065 3066 @Override 3067 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3068 if (!sUserManager.exists(userId)) return null; 3069 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3070 synchronized (mPackages) { 3071 PackageParser.Activity a = mReceivers.mActivities.get(component); 3072 if (DEBUG_PACKAGE_INFO) Log.v( 3073 TAG, "getReceiverInfo " + component + ": " + a); 3074 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3075 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3076 if (ps == null) return null; 3077 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3078 userId); 3079 } 3080 } 3081 return null; 3082 } 3083 3084 @Override 3085 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3086 if (!sUserManager.exists(userId)) return null; 3087 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3088 synchronized (mPackages) { 3089 PackageParser.Service s = mServices.mServices.get(component); 3090 if (DEBUG_PACKAGE_INFO) Log.v( 3091 TAG, "getServiceInfo " + component + ": " + s); 3092 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3093 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3094 if (ps == null) return null; 3095 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3096 userId); 3097 } 3098 } 3099 return null; 3100 } 3101 3102 @Override 3103 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3104 if (!sUserManager.exists(userId)) return null; 3105 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3106 synchronized (mPackages) { 3107 PackageParser.Provider p = mProviders.mProviders.get(component); 3108 if (DEBUG_PACKAGE_INFO) Log.v( 3109 TAG, "getProviderInfo " + component + ": " + p); 3110 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3111 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3112 if (ps == null) return null; 3113 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3114 userId); 3115 } 3116 } 3117 return null; 3118 } 3119 3120 @Override 3121 public String[] getSystemSharedLibraryNames() { 3122 Set<String> libSet; 3123 synchronized (mPackages) { 3124 libSet = mSharedLibraries.keySet(); 3125 int size = libSet.size(); 3126 if (size > 0) { 3127 String[] libs = new String[size]; 3128 libSet.toArray(libs); 3129 return libs; 3130 } 3131 } 3132 return null; 3133 } 3134 3135 /** 3136 * @hide 3137 */ 3138 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3139 synchronized (mPackages) { 3140 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3141 if (lib != null && lib.apk != null) { 3142 return mPackages.get(lib.apk); 3143 } 3144 } 3145 return null; 3146 } 3147 3148 @Override 3149 public FeatureInfo[] getSystemAvailableFeatures() { 3150 Collection<FeatureInfo> featSet; 3151 synchronized (mPackages) { 3152 featSet = mAvailableFeatures.values(); 3153 int size = featSet.size(); 3154 if (size > 0) { 3155 FeatureInfo[] features = new FeatureInfo[size+1]; 3156 featSet.toArray(features); 3157 FeatureInfo fi = new FeatureInfo(); 3158 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3159 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3160 features[size] = fi; 3161 return features; 3162 } 3163 } 3164 return null; 3165 } 3166 3167 @Override 3168 public boolean hasSystemFeature(String name) { 3169 synchronized (mPackages) { 3170 return mAvailableFeatures.containsKey(name); 3171 } 3172 } 3173 3174 private void checkValidCaller(int uid, int userId) { 3175 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3176 return; 3177 3178 throw new SecurityException("Caller uid=" + uid 3179 + " is not privileged to communicate with user=" + userId); 3180 } 3181 3182 @Override 3183 public int checkPermission(String permName, String pkgName, int userId) { 3184 if (!sUserManager.exists(userId)) { 3185 return PackageManager.PERMISSION_DENIED; 3186 } 3187 3188 synchronized (mPackages) { 3189 final PackageParser.Package p = mPackages.get(pkgName); 3190 if (p != null && p.mExtras != null) { 3191 final PackageSetting ps = (PackageSetting) p.mExtras; 3192 final PermissionsState permissionsState = ps.getPermissionsState(); 3193 if (permissionsState.hasPermission(permName, userId)) { 3194 return PackageManager.PERMISSION_GRANTED; 3195 } 3196 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3197 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3198 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3199 return PackageManager.PERMISSION_GRANTED; 3200 } 3201 } 3202 } 3203 3204 return PackageManager.PERMISSION_DENIED; 3205 } 3206 3207 @Override 3208 public int checkUidPermission(String permName, int uid) { 3209 final int userId = UserHandle.getUserId(uid); 3210 3211 if (!sUserManager.exists(userId)) { 3212 return PackageManager.PERMISSION_DENIED; 3213 } 3214 3215 synchronized (mPackages) { 3216 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3217 if (obj != null) { 3218 final SettingBase ps = (SettingBase) obj; 3219 final PermissionsState permissionsState = ps.getPermissionsState(); 3220 if (permissionsState.hasPermission(permName, userId)) { 3221 return PackageManager.PERMISSION_GRANTED; 3222 } 3223 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3224 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3225 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3226 return PackageManager.PERMISSION_GRANTED; 3227 } 3228 } else { 3229 ArraySet<String> perms = mSystemPermissions.get(uid); 3230 if (perms != null) { 3231 if (perms.contains(permName)) { 3232 return PackageManager.PERMISSION_GRANTED; 3233 } 3234 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3235 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3236 return PackageManager.PERMISSION_GRANTED; 3237 } 3238 } 3239 } 3240 } 3241 3242 return PackageManager.PERMISSION_DENIED; 3243 } 3244 3245 @Override 3246 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3247 if (UserHandle.getCallingUserId() != userId) { 3248 mContext.enforceCallingPermission( 3249 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3250 "isPermissionRevokedByPolicy for user " + userId); 3251 } 3252 3253 if (checkPermission(permission, packageName, userId) 3254 == PackageManager.PERMISSION_GRANTED) { 3255 return false; 3256 } 3257 3258 final long identity = Binder.clearCallingIdentity(); 3259 try { 3260 final int flags = getPermissionFlags(permission, packageName, userId); 3261 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3262 } finally { 3263 Binder.restoreCallingIdentity(identity); 3264 } 3265 } 3266 3267 @Override 3268 public String getPermissionControllerPackageName() { 3269 synchronized (mPackages) { 3270 return mRequiredInstallerPackage; 3271 } 3272 } 3273 3274 /** 3275 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3276 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3277 * @param checkShell TODO(yamasani): 3278 * @param message the message to log on security exception 3279 */ 3280 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3281 boolean checkShell, String message) { 3282 if (userId < 0) { 3283 throw new IllegalArgumentException("Invalid userId " + userId); 3284 } 3285 if (checkShell) { 3286 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3287 } 3288 if (userId == UserHandle.getUserId(callingUid)) return; 3289 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3290 if (requireFullPermission) { 3291 mContext.enforceCallingOrSelfPermission( 3292 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3293 } else { 3294 try { 3295 mContext.enforceCallingOrSelfPermission( 3296 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3297 } catch (SecurityException se) { 3298 mContext.enforceCallingOrSelfPermission( 3299 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3300 } 3301 } 3302 } 3303 } 3304 3305 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3306 if (callingUid == Process.SHELL_UID) { 3307 if (userHandle >= 0 3308 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3309 throw new SecurityException("Shell does not have permission to access user " 3310 + userHandle); 3311 } else if (userHandle < 0) { 3312 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3313 + Debug.getCallers(3)); 3314 } 3315 } 3316 } 3317 3318 private BasePermission findPermissionTreeLP(String permName) { 3319 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3320 if (permName.startsWith(bp.name) && 3321 permName.length() > bp.name.length() && 3322 permName.charAt(bp.name.length()) == '.') { 3323 return bp; 3324 } 3325 } 3326 return null; 3327 } 3328 3329 private BasePermission checkPermissionTreeLP(String permName) { 3330 if (permName != null) { 3331 BasePermission bp = findPermissionTreeLP(permName); 3332 if (bp != null) { 3333 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3334 return bp; 3335 } 3336 throw new SecurityException("Calling uid " 3337 + Binder.getCallingUid() 3338 + " is not allowed to add to permission tree " 3339 + bp.name + " owned by uid " + bp.uid); 3340 } 3341 } 3342 throw new SecurityException("No permission tree found for " + permName); 3343 } 3344 3345 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3346 if (s1 == null) { 3347 return s2 == null; 3348 } 3349 if (s2 == null) { 3350 return false; 3351 } 3352 if (s1.getClass() != s2.getClass()) { 3353 return false; 3354 } 3355 return s1.equals(s2); 3356 } 3357 3358 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3359 if (pi1.icon != pi2.icon) return false; 3360 if (pi1.logo != pi2.logo) return false; 3361 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3362 if (!compareStrings(pi1.name, pi2.name)) return false; 3363 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3364 // We'll take care of setting this one. 3365 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3366 // These are not currently stored in settings. 3367 //if (!compareStrings(pi1.group, pi2.group)) return false; 3368 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3369 //if (pi1.labelRes != pi2.labelRes) return false; 3370 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3371 return true; 3372 } 3373 3374 int permissionInfoFootprint(PermissionInfo info) { 3375 int size = info.name.length(); 3376 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3377 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3378 return size; 3379 } 3380 3381 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3382 int size = 0; 3383 for (BasePermission perm : mSettings.mPermissions.values()) { 3384 if (perm.uid == tree.uid) { 3385 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3386 } 3387 } 3388 return size; 3389 } 3390 3391 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3392 // We calculate the max size of permissions defined by this uid and throw 3393 // if that plus the size of 'info' would exceed our stated maximum. 3394 if (tree.uid != Process.SYSTEM_UID) { 3395 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3396 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3397 throw new SecurityException("Permission tree size cap exceeded"); 3398 } 3399 } 3400 } 3401 3402 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3403 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3404 throw new SecurityException("Label must be specified in permission"); 3405 } 3406 BasePermission tree = checkPermissionTreeLP(info.name); 3407 BasePermission bp = mSettings.mPermissions.get(info.name); 3408 boolean added = bp == null; 3409 boolean changed = true; 3410 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3411 if (added) { 3412 enforcePermissionCapLocked(info, tree); 3413 bp = new BasePermission(info.name, tree.sourcePackage, 3414 BasePermission.TYPE_DYNAMIC); 3415 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3416 throw new SecurityException( 3417 "Not allowed to modify non-dynamic permission " 3418 + info.name); 3419 } else { 3420 if (bp.protectionLevel == fixedLevel 3421 && bp.perm.owner.equals(tree.perm.owner) 3422 && bp.uid == tree.uid 3423 && comparePermissionInfos(bp.perm.info, info)) { 3424 changed = false; 3425 } 3426 } 3427 bp.protectionLevel = fixedLevel; 3428 info = new PermissionInfo(info); 3429 info.protectionLevel = fixedLevel; 3430 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3431 bp.perm.info.packageName = tree.perm.info.packageName; 3432 bp.uid = tree.uid; 3433 if (added) { 3434 mSettings.mPermissions.put(info.name, bp); 3435 } 3436 if (changed) { 3437 if (!async) { 3438 mSettings.writeLPr(); 3439 } else { 3440 scheduleWriteSettingsLocked(); 3441 } 3442 } 3443 return added; 3444 } 3445 3446 @Override 3447 public boolean addPermission(PermissionInfo info) { 3448 synchronized (mPackages) { 3449 return addPermissionLocked(info, false); 3450 } 3451 } 3452 3453 @Override 3454 public boolean addPermissionAsync(PermissionInfo info) { 3455 synchronized (mPackages) { 3456 return addPermissionLocked(info, true); 3457 } 3458 } 3459 3460 @Override 3461 public void removePermission(String name) { 3462 synchronized (mPackages) { 3463 checkPermissionTreeLP(name); 3464 BasePermission bp = mSettings.mPermissions.get(name); 3465 if (bp != null) { 3466 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3467 throw new SecurityException( 3468 "Not allowed to modify non-dynamic permission " 3469 + name); 3470 } 3471 mSettings.mPermissions.remove(name); 3472 mSettings.writeLPr(); 3473 } 3474 } 3475 } 3476 3477 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3478 BasePermission bp) { 3479 int index = pkg.requestedPermissions.indexOf(bp.name); 3480 if (index == -1) { 3481 throw new SecurityException("Package " + pkg.packageName 3482 + " has not requested permission " + bp.name); 3483 } 3484 if (!bp.isRuntime() && !bp.isDevelopment()) { 3485 throw new SecurityException("Permission " + bp.name 3486 + " is not a changeable permission type"); 3487 } 3488 } 3489 3490 @Override 3491 public void grantRuntimePermission(String packageName, String name, final int userId) { 3492 if (!sUserManager.exists(userId)) { 3493 Log.e(TAG, "No such user:" + userId); 3494 return; 3495 } 3496 3497 mContext.enforceCallingOrSelfPermission( 3498 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3499 "grantRuntimePermission"); 3500 3501 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3502 "grantRuntimePermission"); 3503 3504 final int uid; 3505 final SettingBase sb; 3506 3507 synchronized (mPackages) { 3508 final PackageParser.Package pkg = mPackages.get(packageName); 3509 if (pkg == null) { 3510 throw new IllegalArgumentException("Unknown package: " + packageName); 3511 } 3512 3513 final BasePermission bp = mSettings.mPermissions.get(name); 3514 if (bp == null) { 3515 throw new IllegalArgumentException("Unknown permission: " + name); 3516 } 3517 3518 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3519 3520 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3521 sb = (SettingBase) pkg.mExtras; 3522 if (sb == null) { 3523 throw new IllegalArgumentException("Unknown package: " + packageName); 3524 } 3525 3526 final PermissionsState permissionsState = sb.getPermissionsState(); 3527 3528 final int flags = permissionsState.getPermissionFlags(name, userId); 3529 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3530 throw new SecurityException("Cannot grant system fixed permission: " 3531 + name + " for package: " + packageName); 3532 } 3533 3534 if (bp.isDevelopment()) { 3535 // Development permissions must be handled specially, since they are not 3536 // normal runtime permissions. For now they apply to all users. 3537 if (permissionsState.grantInstallPermission(bp) != 3538 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3539 scheduleWriteSettingsLocked(); 3540 } 3541 return; 3542 } 3543 3544 final int result = permissionsState.grantRuntimePermission(bp, userId); 3545 switch (result) { 3546 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3547 return; 3548 } 3549 3550 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3551 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3552 mHandler.post(new Runnable() { 3553 @Override 3554 public void run() { 3555 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3556 } 3557 }); 3558 } break; 3559 } 3560 3561 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3562 3563 // Not critical if that is lost - app has to request again. 3564 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3565 } 3566 3567 // Only need to do this if user is initialized. Otherwise it's a new user 3568 // and there are no processes running as the user yet and there's no need 3569 // to make an expensive call to remount processes for the changed permissions. 3570 if (READ_EXTERNAL_STORAGE.equals(name) 3571 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3572 final long token = Binder.clearCallingIdentity(); 3573 try { 3574 if (sUserManager.isInitialized(userId)) { 3575 MountServiceInternal mountServiceInternal = LocalServices.getService( 3576 MountServiceInternal.class); 3577 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3578 } 3579 } finally { 3580 Binder.restoreCallingIdentity(token); 3581 } 3582 } 3583 } 3584 3585 @Override 3586 public void revokeRuntimePermission(String packageName, String name, int userId) { 3587 if (!sUserManager.exists(userId)) { 3588 Log.e(TAG, "No such user:" + userId); 3589 return; 3590 } 3591 3592 mContext.enforceCallingOrSelfPermission( 3593 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3594 "revokeRuntimePermission"); 3595 3596 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3597 "revokeRuntimePermission"); 3598 3599 final int appId; 3600 3601 synchronized (mPackages) { 3602 final PackageParser.Package pkg = mPackages.get(packageName); 3603 if (pkg == null) { 3604 throw new IllegalArgumentException("Unknown package: " + packageName); 3605 } 3606 3607 final BasePermission bp = mSettings.mPermissions.get(name); 3608 if (bp == null) { 3609 throw new IllegalArgumentException("Unknown permission: " + name); 3610 } 3611 3612 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3613 3614 SettingBase sb = (SettingBase) pkg.mExtras; 3615 if (sb == null) { 3616 throw new IllegalArgumentException("Unknown package: " + packageName); 3617 } 3618 3619 final PermissionsState permissionsState = sb.getPermissionsState(); 3620 3621 final int flags = permissionsState.getPermissionFlags(name, userId); 3622 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3623 throw new SecurityException("Cannot revoke system fixed permission: " 3624 + name + " for package: " + packageName); 3625 } 3626 3627 if (bp.isDevelopment()) { 3628 // Development permissions must be handled specially, since they are not 3629 // normal runtime permissions. For now they apply to all users. 3630 if (permissionsState.revokeInstallPermission(bp) != 3631 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3632 scheduleWriteSettingsLocked(); 3633 } 3634 return; 3635 } 3636 3637 if (permissionsState.revokeRuntimePermission(bp, userId) == 3638 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3639 return; 3640 } 3641 3642 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3643 3644 // Critical, after this call app should never have the permission. 3645 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3646 3647 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3648 } 3649 3650 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3651 } 3652 3653 @Override 3654 public void resetRuntimePermissions() { 3655 mContext.enforceCallingOrSelfPermission( 3656 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3657 "revokeRuntimePermission"); 3658 3659 int callingUid = Binder.getCallingUid(); 3660 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3661 mContext.enforceCallingOrSelfPermission( 3662 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3663 "resetRuntimePermissions"); 3664 } 3665 3666 synchronized (mPackages) { 3667 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3668 for (int userId : UserManagerService.getInstance().getUserIds()) { 3669 final int packageCount = mPackages.size(); 3670 for (int i = 0; i < packageCount; i++) { 3671 PackageParser.Package pkg = mPackages.valueAt(i); 3672 if (!(pkg.mExtras instanceof PackageSetting)) { 3673 continue; 3674 } 3675 PackageSetting ps = (PackageSetting) pkg.mExtras; 3676 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3677 } 3678 } 3679 } 3680 } 3681 3682 @Override 3683 public int getPermissionFlags(String name, String packageName, int userId) { 3684 if (!sUserManager.exists(userId)) { 3685 return 0; 3686 } 3687 3688 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3689 3690 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3691 "getPermissionFlags"); 3692 3693 synchronized (mPackages) { 3694 final PackageParser.Package pkg = mPackages.get(packageName); 3695 if (pkg == null) { 3696 throw new IllegalArgumentException("Unknown package: " + packageName); 3697 } 3698 3699 final BasePermission bp = mSettings.mPermissions.get(name); 3700 if (bp == null) { 3701 throw new IllegalArgumentException("Unknown permission: " + name); 3702 } 3703 3704 SettingBase sb = (SettingBase) pkg.mExtras; 3705 if (sb == null) { 3706 throw new IllegalArgumentException("Unknown package: " + packageName); 3707 } 3708 3709 PermissionsState permissionsState = sb.getPermissionsState(); 3710 return permissionsState.getPermissionFlags(name, userId); 3711 } 3712 } 3713 3714 @Override 3715 public void updatePermissionFlags(String name, String packageName, int flagMask, 3716 int flagValues, int userId) { 3717 if (!sUserManager.exists(userId)) { 3718 return; 3719 } 3720 3721 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3722 3723 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3724 "updatePermissionFlags"); 3725 3726 // Only the system can change these flags and nothing else. 3727 if (getCallingUid() != Process.SYSTEM_UID) { 3728 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3729 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3730 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3731 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3732 } 3733 3734 synchronized (mPackages) { 3735 final PackageParser.Package pkg = mPackages.get(packageName); 3736 if (pkg == null) { 3737 throw new IllegalArgumentException("Unknown package: " + packageName); 3738 } 3739 3740 final BasePermission bp = mSettings.mPermissions.get(name); 3741 if (bp == null) { 3742 throw new IllegalArgumentException("Unknown permission: " + name); 3743 } 3744 3745 SettingBase sb = (SettingBase) pkg.mExtras; 3746 if (sb == null) { 3747 throw new IllegalArgumentException("Unknown package: " + packageName); 3748 } 3749 3750 PermissionsState permissionsState = sb.getPermissionsState(); 3751 3752 // Only the package manager can change flags for system component permissions. 3753 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3754 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3755 return; 3756 } 3757 3758 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3759 3760 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3761 // Install and runtime permissions are stored in different places, 3762 // so figure out what permission changed and persist the change. 3763 if (permissionsState.getInstallPermissionState(name) != null) { 3764 scheduleWriteSettingsLocked(); 3765 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3766 || hadState) { 3767 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3768 } 3769 } 3770 } 3771 } 3772 3773 /** 3774 * Update the permission flags for all packages and runtime permissions of a user in order 3775 * to allow device or profile owner to remove POLICY_FIXED. 3776 */ 3777 @Override 3778 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3779 if (!sUserManager.exists(userId)) { 3780 return; 3781 } 3782 3783 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3784 3785 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3786 "updatePermissionFlagsForAllApps"); 3787 3788 // Only the system can change system fixed flags. 3789 if (getCallingUid() != Process.SYSTEM_UID) { 3790 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3791 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3792 } 3793 3794 synchronized (mPackages) { 3795 boolean changed = false; 3796 final int packageCount = mPackages.size(); 3797 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3798 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3799 SettingBase sb = (SettingBase) pkg.mExtras; 3800 if (sb == null) { 3801 continue; 3802 } 3803 PermissionsState permissionsState = sb.getPermissionsState(); 3804 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3805 userId, flagMask, flagValues); 3806 } 3807 if (changed) { 3808 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3809 } 3810 } 3811 } 3812 3813 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3814 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3815 != PackageManager.PERMISSION_GRANTED 3816 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3817 != PackageManager.PERMISSION_GRANTED) { 3818 throw new SecurityException(message + " requires " 3819 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3820 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3821 } 3822 } 3823 3824 @Override 3825 public boolean shouldShowRequestPermissionRationale(String permissionName, 3826 String packageName, int userId) { 3827 if (UserHandle.getCallingUserId() != userId) { 3828 mContext.enforceCallingPermission( 3829 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3830 "canShowRequestPermissionRationale for user " + userId); 3831 } 3832 3833 final int uid = getPackageUid(packageName, userId); 3834 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3835 return false; 3836 } 3837 3838 if (checkPermission(permissionName, packageName, userId) 3839 == PackageManager.PERMISSION_GRANTED) { 3840 return false; 3841 } 3842 3843 final int flags; 3844 3845 final long identity = Binder.clearCallingIdentity(); 3846 try { 3847 flags = getPermissionFlags(permissionName, 3848 packageName, userId); 3849 } finally { 3850 Binder.restoreCallingIdentity(identity); 3851 } 3852 3853 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3854 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3855 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3856 3857 if ((flags & fixedFlags) != 0) { 3858 return false; 3859 } 3860 3861 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3862 } 3863 3864 @Override 3865 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3866 mContext.enforceCallingOrSelfPermission( 3867 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3868 "addOnPermissionsChangeListener"); 3869 3870 synchronized (mPackages) { 3871 mOnPermissionChangeListeners.addListenerLocked(listener); 3872 } 3873 } 3874 3875 @Override 3876 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3877 synchronized (mPackages) { 3878 mOnPermissionChangeListeners.removeListenerLocked(listener); 3879 } 3880 } 3881 3882 @Override 3883 public boolean isProtectedBroadcast(String actionName) { 3884 synchronized (mPackages) { 3885 return mProtectedBroadcasts.contains(actionName); 3886 } 3887 } 3888 3889 @Override 3890 public int checkSignatures(String pkg1, String pkg2) { 3891 synchronized (mPackages) { 3892 final PackageParser.Package p1 = mPackages.get(pkg1); 3893 final PackageParser.Package p2 = mPackages.get(pkg2); 3894 if (p1 == null || p1.mExtras == null 3895 || p2 == null || p2.mExtras == null) { 3896 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3897 } 3898 return compareSignatures(p1.mSignatures, p2.mSignatures); 3899 } 3900 } 3901 3902 @Override 3903 public int checkUidSignatures(int uid1, int uid2) { 3904 // Map to base uids. 3905 uid1 = UserHandle.getAppId(uid1); 3906 uid2 = UserHandle.getAppId(uid2); 3907 // reader 3908 synchronized (mPackages) { 3909 Signature[] s1; 3910 Signature[] s2; 3911 Object obj = mSettings.getUserIdLPr(uid1); 3912 if (obj != null) { 3913 if (obj instanceof SharedUserSetting) { 3914 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3915 } else if (obj instanceof PackageSetting) { 3916 s1 = ((PackageSetting)obj).signatures.mSignatures; 3917 } else { 3918 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3919 } 3920 } else { 3921 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3922 } 3923 obj = mSettings.getUserIdLPr(uid2); 3924 if (obj != null) { 3925 if (obj instanceof SharedUserSetting) { 3926 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3927 } else if (obj instanceof PackageSetting) { 3928 s2 = ((PackageSetting)obj).signatures.mSignatures; 3929 } else { 3930 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3931 } 3932 } else { 3933 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3934 } 3935 return compareSignatures(s1, s2); 3936 } 3937 } 3938 3939 private void killUid(int appId, int userId, String reason) { 3940 final long identity = Binder.clearCallingIdentity(); 3941 try { 3942 IActivityManager am = ActivityManagerNative.getDefault(); 3943 if (am != null) { 3944 try { 3945 am.killUid(appId, userId, reason); 3946 } catch (RemoteException e) { 3947 /* ignore - same process */ 3948 } 3949 } 3950 } finally { 3951 Binder.restoreCallingIdentity(identity); 3952 } 3953 } 3954 3955 /** 3956 * Compares two sets of signatures. Returns: 3957 * <br /> 3958 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3959 * <br /> 3960 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3961 * <br /> 3962 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3963 * <br /> 3964 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3965 * <br /> 3966 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3967 */ 3968 static int compareSignatures(Signature[] s1, Signature[] s2) { 3969 if (s1 == null) { 3970 return s2 == null 3971 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3972 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3973 } 3974 3975 if (s2 == null) { 3976 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3977 } 3978 3979 if (s1.length != s2.length) { 3980 return PackageManager.SIGNATURE_NO_MATCH; 3981 } 3982 3983 // Since both signature sets are of size 1, we can compare without HashSets. 3984 if (s1.length == 1) { 3985 return s1[0].equals(s2[0]) ? 3986 PackageManager.SIGNATURE_MATCH : 3987 PackageManager.SIGNATURE_NO_MATCH; 3988 } 3989 3990 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3991 for (Signature sig : s1) { 3992 set1.add(sig); 3993 } 3994 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3995 for (Signature sig : s2) { 3996 set2.add(sig); 3997 } 3998 // Make sure s2 contains all signatures in s1. 3999 if (set1.equals(set2)) { 4000 return PackageManager.SIGNATURE_MATCH; 4001 } 4002 return PackageManager.SIGNATURE_NO_MATCH; 4003 } 4004 4005 /** 4006 * If the database version for this type of package (internal storage or 4007 * external storage) is less than the version where package signatures 4008 * were updated, return true. 4009 */ 4010 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4011 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4012 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4013 } 4014 4015 /** 4016 * Used for backward compatibility to make sure any packages with 4017 * certificate chains get upgraded to the new style. {@code existingSigs} 4018 * will be in the old format (since they were stored on disk from before the 4019 * system upgrade) and {@code scannedSigs} will be in the newer format. 4020 */ 4021 private int compareSignaturesCompat(PackageSignatures existingSigs, 4022 PackageParser.Package scannedPkg) { 4023 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4024 return PackageManager.SIGNATURE_NO_MATCH; 4025 } 4026 4027 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4028 for (Signature sig : existingSigs.mSignatures) { 4029 existingSet.add(sig); 4030 } 4031 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4032 for (Signature sig : scannedPkg.mSignatures) { 4033 try { 4034 Signature[] chainSignatures = sig.getChainSignatures(); 4035 for (Signature chainSig : chainSignatures) { 4036 scannedCompatSet.add(chainSig); 4037 } 4038 } catch (CertificateEncodingException e) { 4039 scannedCompatSet.add(sig); 4040 } 4041 } 4042 /* 4043 * Make sure the expanded scanned set contains all signatures in the 4044 * existing one. 4045 */ 4046 if (scannedCompatSet.equals(existingSet)) { 4047 // Migrate the old signatures to the new scheme. 4048 existingSigs.assignSignatures(scannedPkg.mSignatures); 4049 // The new KeySets will be re-added later in the scanning process. 4050 synchronized (mPackages) { 4051 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4052 } 4053 return PackageManager.SIGNATURE_MATCH; 4054 } 4055 return PackageManager.SIGNATURE_NO_MATCH; 4056 } 4057 4058 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4059 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4060 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4061 } 4062 4063 private int compareSignaturesRecover(PackageSignatures existingSigs, 4064 PackageParser.Package scannedPkg) { 4065 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4066 return PackageManager.SIGNATURE_NO_MATCH; 4067 } 4068 4069 String msg = null; 4070 try { 4071 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4072 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4073 + scannedPkg.packageName); 4074 return PackageManager.SIGNATURE_MATCH; 4075 } 4076 } catch (CertificateException e) { 4077 msg = e.getMessage(); 4078 } 4079 4080 logCriticalInfo(Log.INFO, 4081 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4082 return PackageManager.SIGNATURE_NO_MATCH; 4083 } 4084 4085 @Override 4086 public String[] getPackagesForUid(int uid) { 4087 uid = UserHandle.getAppId(uid); 4088 // reader 4089 synchronized (mPackages) { 4090 Object obj = mSettings.getUserIdLPr(uid); 4091 if (obj instanceof SharedUserSetting) { 4092 final SharedUserSetting sus = (SharedUserSetting) obj; 4093 final int N = sus.packages.size(); 4094 final String[] res = new String[N]; 4095 final Iterator<PackageSetting> it = sus.packages.iterator(); 4096 int i = 0; 4097 while (it.hasNext()) { 4098 res[i++] = it.next().name; 4099 } 4100 return res; 4101 } else if (obj instanceof PackageSetting) { 4102 final PackageSetting ps = (PackageSetting) obj; 4103 return new String[] { ps.name }; 4104 } 4105 } 4106 return null; 4107 } 4108 4109 @Override 4110 public String getNameForUid(int uid) { 4111 // reader 4112 synchronized (mPackages) { 4113 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4114 if (obj instanceof SharedUserSetting) { 4115 final SharedUserSetting sus = (SharedUserSetting) obj; 4116 return sus.name + ":" + sus.userId; 4117 } else if (obj instanceof PackageSetting) { 4118 final PackageSetting ps = (PackageSetting) obj; 4119 return ps.name; 4120 } 4121 } 4122 return null; 4123 } 4124 4125 @Override 4126 public int getUidForSharedUser(String sharedUserName) { 4127 if(sharedUserName == null) { 4128 return -1; 4129 } 4130 // reader 4131 synchronized (mPackages) { 4132 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4133 if (suid == null) { 4134 return -1; 4135 } 4136 return suid.userId; 4137 } 4138 } 4139 4140 @Override 4141 public int getFlagsForUid(int uid) { 4142 synchronized (mPackages) { 4143 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4144 if (obj instanceof SharedUserSetting) { 4145 final SharedUserSetting sus = (SharedUserSetting) obj; 4146 return sus.pkgFlags; 4147 } else if (obj instanceof PackageSetting) { 4148 final PackageSetting ps = (PackageSetting) obj; 4149 return ps.pkgFlags; 4150 } 4151 } 4152 return 0; 4153 } 4154 4155 @Override 4156 public int getPrivateFlagsForUid(int uid) { 4157 synchronized (mPackages) { 4158 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4159 if (obj instanceof SharedUserSetting) { 4160 final SharedUserSetting sus = (SharedUserSetting) obj; 4161 return sus.pkgPrivateFlags; 4162 } else if (obj instanceof PackageSetting) { 4163 final PackageSetting ps = (PackageSetting) obj; 4164 return ps.pkgPrivateFlags; 4165 } 4166 } 4167 return 0; 4168 } 4169 4170 @Override 4171 public boolean isUidPrivileged(int uid) { 4172 uid = UserHandle.getAppId(uid); 4173 // reader 4174 synchronized (mPackages) { 4175 Object obj = mSettings.getUserIdLPr(uid); 4176 if (obj instanceof SharedUserSetting) { 4177 final SharedUserSetting sus = (SharedUserSetting) obj; 4178 final Iterator<PackageSetting> it = sus.packages.iterator(); 4179 while (it.hasNext()) { 4180 if (it.next().isPrivileged()) { 4181 return true; 4182 } 4183 } 4184 } else if (obj instanceof PackageSetting) { 4185 final PackageSetting ps = (PackageSetting) obj; 4186 return ps.isPrivileged(); 4187 } 4188 } 4189 return false; 4190 } 4191 4192 @Override 4193 public String[] getAppOpPermissionPackages(String permissionName) { 4194 synchronized (mPackages) { 4195 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4196 if (pkgs == null) { 4197 return null; 4198 } 4199 return pkgs.toArray(new String[pkgs.size()]); 4200 } 4201 } 4202 4203 @Override 4204 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4205 int flags, int userId) { 4206 if (!sUserManager.exists(userId)) return null; 4207 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4208 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4209 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4210 } 4211 4212 @Override 4213 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4214 IntentFilter filter, int match, ComponentName activity) { 4215 final int userId = UserHandle.getCallingUserId(); 4216 if (DEBUG_PREFERRED) { 4217 Log.v(TAG, "setLastChosenActivity intent=" + intent 4218 + " resolvedType=" + resolvedType 4219 + " flags=" + flags 4220 + " filter=" + filter 4221 + " match=" + match 4222 + " activity=" + activity); 4223 filter.dump(new PrintStreamPrinter(System.out), " "); 4224 } 4225 intent.setComponent(null); 4226 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4227 // Find any earlier preferred or last chosen entries and nuke them 4228 findPreferredActivity(intent, resolvedType, 4229 flags, query, 0, false, true, false, userId); 4230 // Add the new activity as the last chosen for this filter 4231 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4232 "Setting last chosen"); 4233 } 4234 4235 @Override 4236 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4237 final int userId = UserHandle.getCallingUserId(); 4238 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4239 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4240 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4241 false, false, false, userId); 4242 } 4243 4244 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4245 int flags, List<ResolveInfo> query, int userId) { 4246 if (query != null) { 4247 final int N = query.size(); 4248 if (N == 1) { 4249 return query.get(0); 4250 } else if (N > 1) { 4251 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4252 // If there is more than one activity with the same priority, 4253 // then let the user decide between them. 4254 ResolveInfo r0 = query.get(0); 4255 ResolveInfo r1 = query.get(1); 4256 if (DEBUG_INTENT_MATCHING || debug) { 4257 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4258 + r1.activityInfo.name + "=" + r1.priority); 4259 } 4260 // If the first activity has a higher priority, or a different 4261 // default, then it is always desireable to pick it. 4262 if (r0.priority != r1.priority 4263 || r0.preferredOrder != r1.preferredOrder 4264 || r0.isDefault != r1.isDefault) { 4265 return query.get(0); 4266 } 4267 // If we have saved a preference for a preferred activity for 4268 // this Intent, use that. 4269 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4270 flags, query, r0.priority, true, false, debug, userId); 4271 if (ri != null) { 4272 return ri; 4273 } 4274 ri = new ResolveInfo(mResolveInfo); 4275 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4276 ri.activityInfo.applicationInfo = new ApplicationInfo( 4277 ri.activityInfo.applicationInfo); 4278 if (userId != 0) { 4279 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4280 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4281 } 4282 // Make sure that the resolver is displayable in car mode 4283 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4284 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4285 return ri; 4286 } 4287 } 4288 return null; 4289 } 4290 4291 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4292 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4293 final int N = query.size(); 4294 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4295 .get(userId); 4296 // Get the list of persistent preferred activities that handle the intent 4297 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4298 List<PersistentPreferredActivity> pprefs = ppir != null 4299 ? ppir.queryIntent(intent, resolvedType, 4300 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4301 : null; 4302 if (pprefs != null && pprefs.size() > 0) { 4303 final int M = pprefs.size(); 4304 for (int i=0; i<M; i++) { 4305 final PersistentPreferredActivity ppa = pprefs.get(i); 4306 if (DEBUG_PREFERRED || debug) { 4307 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4308 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4309 + "\n component=" + ppa.mComponent); 4310 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4311 } 4312 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4313 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4314 if (DEBUG_PREFERRED || debug) { 4315 Slog.v(TAG, "Found persistent preferred activity:"); 4316 if (ai != null) { 4317 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4318 } else { 4319 Slog.v(TAG, " null"); 4320 } 4321 } 4322 if (ai == null) { 4323 // This previously registered persistent preferred activity 4324 // component is no longer known. Ignore it and do NOT remove it. 4325 continue; 4326 } 4327 for (int j=0; j<N; j++) { 4328 final ResolveInfo ri = query.get(j); 4329 if (!ri.activityInfo.applicationInfo.packageName 4330 .equals(ai.applicationInfo.packageName)) { 4331 continue; 4332 } 4333 if (!ri.activityInfo.name.equals(ai.name)) { 4334 continue; 4335 } 4336 // Found a persistent preference that can handle the intent. 4337 if (DEBUG_PREFERRED || debug) { 4338 Slog.v(TAG, "Returning persistent preferred activity: " + 4339 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4340 } 4341 return ri; 4342 } 4343 } 4344 } 4345 return null; 4346 } 4347 4348 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4349 List<ResolveInfo> query, int priority, boolean always, 4350 boolean removeMatches, boolean debug, int userId) { 4351 if (!sUserManager.exists(userId)) return null; 4352 // writer 4353 synchronized (mPackages) { 4354 if (intent.getSelector() != null) { 4355 intent = intent.getSelector(); 4356 } 4357 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4358 4359 // Try to find a matching persistent preferred activity. 4360 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4361 debug, userId); 4362 4363 // If a persistent preferred activity matched, use it. 4364 if (pri != null) { 4365 return pri; 4366 } 4367 4368 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4369 // Get the list of preferred activities that handle the intent 4370 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4371 List<PreferredActivity> prefs = pir != null 4372 ? pir.queryIntent(intent, resolvedType, 4373 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4374 : null; 4375 if (prefs != null && prefs.size() > 0) { 4376 boolean changed = false; 4377 try { 4378 // First figure out how good the original match set is. 4379 // We will only allow preferred activities that came 4380 // from the same match quality. 4381 int match = 0; 4382 4383 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4384 4385 final int N = query.size(); 4386 for (int j=0; j<N; j++) { 4387 final ResolveInfo ri = query.get(j); 4388 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4389 + ": 0x" + Integer.toHexString(match)); 4390 if (ri.match > match) { 4391 match = ri.match; 4392 } 4393 } 4394 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4396 + Integer.toHexString(match)); 4397 4398 match &= IntentFilter.MATCH_CATEGORY_MASK; 4399 final int M = prefs.size(); 4400 for (int i=0; i<M; i++) { 4401 final PreferredActivity pa = prefs.get(i); 4402 if (DEBUG_PREFERRED || debug) { 4403 Slog.v(TAG, "Checking PreferredActivity ds=" 4404 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4405 + "\n component=" + pa.mPref.mComponent); 4406 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4407 } 4408 if (pa.mPref.mMatch != match) { 4409 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4410 + Integer.toHexString(pa.mPref.mMatch)); 4411 continue; 4412 } 4413 // If it's not an "always" type preferred activity and that's what we're 4414 // looking for, skip it. 4415 if (always && !pa.mPref.mAlways) { 4416 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4417 continue; 4418 } 4419 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4420 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4421 if (DEBUG_PREFERRED || debug) { 4422 Slog.v(TAG, "Found preferred activity:"); 4423 if (ai != null) { 4424 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4425 } else { 4426 Slog.v(TAG, " null"); 4427 } 4428 } 4429 if (ai == null) { 4430 // This previously registered preferred activity 4431 // component is no longer known. Most likely an update 4432 // to the app was installed and in the new version this 4433 // component no longer exists. Clean it up by removing 4434 // it from the preferred activities list, and skip it. 4435 Slog.w(TAG, "Removing dangling preferred activity: " 4436 + pa.mPref.mComponent); 4437 pir.removeFilter(pa); 4438 changed = true; 4439 continue; 4440 } 4441 for (int j=0; j<N; j++) { 4442 final ResolveInfo ri = query.get(j); 4443 if (!ri.activityInfo.applicationInfo.packageName 4444 .equals(ai.applicationInfo.packageName)) { 4445 continue; 4446 } 4447 if (!ri.activityInfo.name.equals(ai.name)) { 4448 continue; 4449 } 4450 4451 if (removeMatches) { 4452 pir.removeFilter(pa); 4453 changed = true; 4454 if (DEBUG_PREFERRED) { 4455 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4456 } 4457 break; 4458 } 4459 4460 // Okay we found a previously set preferred or last chosen app. 4461 // If the result set is different from when this 4462 // was created, we need to clear it and re-ask the 4463 // user their preference, if we're looking for an "always" type entry. 4464 if (always && !pa.mPref.sameSet(query)) { 4465 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4466 + intent + " type " + resolvedType); 4467 if (DEBUG_PREFERRED) { 4468 Slog.v(TAG, "Removing preferred activity since set changed " 4469 + pa.mPref.mComponent); 4470 } 4471 pir.removeFilter(pa); 4472 // Re-add the filter as a "last chosen" entry (!always) 4473 PreferredActivity lastChosen = new PreferredActivity( 4474 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4475 pir.addFilter(lastChosen); 4476 changed = true; 4477 return null; 4478 } 4479 4480 // Yay! Either the set matched or we're looking for the last chosen 4481 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4482 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4483 return ri; 4484 } 4485 } 4486 } finally { 4487 if (changed) { 4488 if (DEBUG_PREFERRED) { 4489 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4490 } 4491 scheduleWritePackageRestrictionsLocked(userId); 4492 } 4493 } 4494 } 4495 } 4496 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4497 return null; 4498 } 4499 4500 /* 4501 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4502 */ 4503 @Override 4504 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4505 int targetUserId) { 4506 mContext.enforceCallingOrSelfPermission( 4507 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4508 List<CrossProfileIntentFilter> matches = 4509 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4510 if (matches != null) { 4511 int size = matches.size(); 4512 for (int i = 0; i < size; i++) { 4513 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4514 } 4515 } 4516 if (hasWebURI(intent)) { 4517 // cross-profile app linking works only towards the parent. 4518 final UserInfo parent = getProfileParent(sourceUserId); 4519 synchronized(mPackages) { 4520 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4521 intent, resolvedType, 0, sourceUserId, parent.id); 4522 return xpDomainInfo != null; 4523 } 4524 } 4525 return false; 4526 } 4527 4528 private UserInfo getProfileParent(int userId) { 4529 final long identity = Binder.clearCallingIdentity(); 4530 try { 4531 return sUserManager.getProfileParent(userId); 4532 } finally { 4533 Binder.restoreCallingIdentity(identity); 4534 } 4535 } 4536 4537 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4538 String resolvedType, int userId) { 4539 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4540 if (resolver != null) { 4541 return resolver.queryIntent(intent, resolvedType, false, userId); 4542 } 4543 return null; 4544 } 4545 4546 @Override 4547 public List<ResolveInfo> queryIntentActivities(Intent intent, 4548 String resolvedType, int flags, int userId) { 4549 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4550 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4551 ComponentName comp = intent.getComponent(); 4552 if (comp == null) { 4553 if (intent.getSelector() != null) { 4554 intent = intent.getSelector(); 4555 comp = intent.getComponent(); 4556 } 4557 } 4558 4559 if (comp != null) { 4560 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4561 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4562 if (ai != null) { 4563 final ResolveInfo ri = new ResolveInfo(); 4564 ri.activityInfo = ai; 4565 list.add(ri); 4566 } 4567 return list; 4568 } 4569 4570 // reader 4571 synchronized (mPackages) { 4572 final String pkgName = intent.getPackage(); 4573 if (pkgName == null) { 4574 List<CrossProfileIntentFilter> matchingFilters = 4575 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4576 // Check for results that need to skip the current profile. 4577 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4578 resolvedType, flags, userId); 4579 if (xpResolveInfo != null) { 4580 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4581 result.add(xpResolveInfo); 4582 return filterIfNotSystemUser(result, userId); 4583 } 4584 4585 // Check for results in the current profile. 4586 List<ResolveInfo> result = mActivities.queryIntent( 4587 intent, resolvedType, flags, userId); 4588 4589 // Check for cross profile results. 4590 xpResolveInfo = queryCrossProfileIntents( 4591 matchingFilters, intent, resolvedType, flags, userId); 4592 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4593 result.add(xpResolveInfo); 4594 Collections.sort(result, mResolvePrioritySorter); 4595 } 4596 result = filterIfNotSystemUser(result, userId); 4597 if (hasWebURI(intent)) { 4598 CrossProfileDomainInfo xpDomainInfo = null; 4599 final UserInfo parent = getProfileParent(userId); 4600 if (parent != null) { 4601 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4602 flags, userId, parent.id); 4603 } 4604 if (xpDomainInfo != null) { 4605 if (xpResolveInfo != null) { 4606 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4607 // in the result. 4608 result.remove(xpResolveInfo); 4609 } 4610 if (result.size() == 0) { 4611 result.add(xpDomainInfo.resolveInfo); 4612 return result; 4613 } 4614 } else if (result.size() <= 1) { 4615 return result; 4616 } 4617 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4618 xpDomainInfo, userId); 4619 Collections.sort(result, mResolvePrioritySorter); 4620 } 4621 return result; 4622 } 4623 final PackageParser.Package pkg = mPackages.get(pkgName); 4624 if (pkg != null) { 4625 return filterIfNotSystemUser( 4626 mActivities.queryIntentForPackage( 4627 intent, resolvedType, flags, pkg.activities, userId), 4628 userId); 4629 } 4630 return new ArrayList<ResolveInfo>(); 4631 } 4632 } 4633 4634 private static class CrossProfileDomainInfo { 4635 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4636 ResolveInfo resolveInfo; 4637 /* Best domain verification status of the activities found in the other profile */ 4638 int bestDomainVerificationStatus; 4639 } 4640 4641 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4642 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4643 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4644 sourceUserId)) { 4645 return null; 4646 } 4647 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4648 resolvedType, flags, parentUserId); 4649 4650 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4651 return null; 4652 } 4653 CrossProfileDomainInfo result = null; 4654 int size = resultTargetUser.size(); 4655 for (int i = 0; i < size; i++) { 4656 ResolveInfo riTargetUser = resultTargetUser.get(i); 4657 // Intent filter verification is only for filters that specify a host. So don't return 4658 // those that handle all web uris. 4659 if (riTargetUser.handleAllWebDataURI) { 4660 continue; 4661 } 4662 String packageName = riTargetUser.activityInfo.packageName; 4663 PackageSetting ps = mSettings.mPackages.get(packageName); 4664 if (ps == null) { 4665 continue; 4666 } 4667 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4668 int status = (int)(verificationState >> 32); 4669 if (result == null) { 4670 result = new CrossProfileDomainInfo(); 4671 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4672 sourceUserId, parentUserId); 4673 result.bestDomainVerificationStatus = status; 4674 } else { 4675 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4676 result.bestDomainVerificationStatus); 4677 } 4678 } 4679 // Don't consider matches with status NEVER across profiles. 4680 if (result != null && result.bestDomainVerificationStatus 4681 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4682 return null; 4683 } 4684 return result; 4685 } 4686 4687 /** 4688 * Verification statuses are ordered from the worse to the best, except for 4689 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4690 */ 4691 private int bestDomainVerificationStatus(int status1, int status2) { 4692 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4693 return status2; 4694 } 4695 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4696 return status1; 4697 } 4698 return (int) MathUtils.max(status1, status2); 4699 } 4700 4701 private boolean isUserEnabled(int userId) { 4702 long callingId = Binder.clearCallingIdentity(); 4703 try { 4704 UserInfo userInfo = sUserManager.getUserInfo(userId); 4705 return userInfo != null && userInfo.isEnabled(); 4706 } finally { 4707 Binder.restoreCallingIdentity(callingId); 4708 } 4709 } 4710 4711 /** 4712 * Filter out activities with systemUserOnly flag set, when current user is not System. 4713 * 4714 * @return filtered list 4715 */ 4716 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 4717 if (userId == UserHandle.USER_SYSTEM) { 4718 return resolveInfos; 4719 } 4720 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4721 ResolveInfo info = resolveInfos.get(i); 4722 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 4723 resolveInfos.remove(i); 4724 } 4725 } 4726 return resolveInfos; 4727 } 4728 4729 private static boolean hasWebURI(Intent intent) { 4730 if (intent.getData() == null) { 4731 return false; 4732 } 4733 final String scheme = intent.getScheme(); 4734 if (TextUtils.isEmpty(scheme)) { 4735 return false; 4736 } 4737 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4738 } 4739 4740 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4741 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4742 int userId) { 4743 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4744 4745 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4746 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4747 candidates.size()); 4748 } 4749 4750 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4751 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4752 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4753 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4754 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4755 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4756 4757 synchronized (mPackages) { 4758 final int count = candidates.size(); 4759 // First, try to use linked apps. Partition the candidates into four lists: 4760 // one for the final results, one for the "do not use ever", one for "undefined status" 4761 // and finally one for "browser app type". 4762 for (int n=0; n<count; n++) { 4763 ResolveInfo info = candidates.get(n); 4764 String packageName = info.activityInfo.packageName; 4765 PackageSetting ps = mSettings.mPackages.get(packageName); 4766 if (ps != null) { 4767 // Add to the special match all list (Browser use case) 4768 if (info.handleAllWebDataURI) { 4769 matchAllList.add(info); 4770 continue; 4771 } 4772 // Try to get the status from User settings first 4773 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4774 int status = (int)(packedStatus >> 32); 4775 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4776 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4777 if (DEBUG_DOMAIN_VERIFICATION) { 4778 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4779 + " : linkgen=" + linkGeneration); 4780 } 4781 // Use link-enabled generation as preferredOrder, i.e. 4782 // prefer newly-enabled over earlier-enabled. 4783 info.preferredOrder = linkGeneration; 4784 alwaysList.add(info); 4785 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4786 if (DEBUG_DOMAIN_VERIFICATION) { 4787 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4788 } 4789 neverList.add(info); 4790 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4791 if (DEBUG_DOMAIN_VERIFICATION) { 4792 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4793 } 4794 alwaysAskList.add(info); 4795 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4796 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4797 if (DEBUG_DOMAIN_VERIFICATION) { 4798 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4799 } 4800 undefinedList.add(info); 4801 } 4802 } 4803 } 4804 4805 // We'll want to include browser possibilities in a few cases 4806 boolean includeBrowser = false; 4807 4808 // First try to add the "always" resolution(s) for the current user, if any 4809 if (alwaysList.size() > 0) { 4810 result.addAll(alwaysList); 4811 // if there is an "always" for the parent user, add it. 4812 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4813 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4814 result.add(xpDomainInfo.resolveInfo); 4815 } else { 4816 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4817 result.addAll(undefinedList); 4818 if (xpDomainInfo != null && ( 4819 xpDomainInfo.bestDomainVerificationStatus 4820 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4821 || xpDomainInfo.bestDomainVerificationStatus 4822 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4823 result.add(xpDomainInfo.resolveInfo); 4824 } 4825 includeBrowser = true; 4826 } 4827 4828 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4829 // If there were 'always' entries their preferred order has been set, so we also 4830 // back that off to make the alternatives equivalent 4831 if (alwaysAskList.size() > 0) { 4832 for (ResolveInfo i : result) { 4833 i.preferredOrder = 0; 4834 } 4835 result.addAll(alwaysAskList); 4836 includeBrowser = true; 4837 } 4838 4839 if (includeBrowser) { 4840 // Also add browsers (all of them or only the default one) 4841 if (DEBUG_DOMAIN_VERIFICATION) { 4842 Slog.v(TAG, " ...including browsers in candidate set"); 4843 } 4844 if ((matchFlags & MATCH_ALL) != 0) { 4845 result.addAll(matchAllList); 4846 } else { 4847 // Browser/generic handling case. If there's a default browser, go straight 4848 // to that (but only if there is no other higher-priority match). 4849 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4850 int maxMatchPrio = 0; 4851 ResolveInfo defaultBrowserMatch = null; 4852 final int numCandidates = matchAllList.size(); 4853 for (int n = 0; n < numCandidates; n++) { 4854 ResolveInfo info = matchAllList.get(n); 4855 // track the highest overall match priority... 4856 if (info.priority > maxMatchPrio) { 4857 maxMatchPrio = info.priority; 4858 } 4859 // ...and the highest-priority default browser match 4860 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4861 if (defaultBrowserMatch == null 4862 || (defaultBrowserMatch.priority < info.priority)) { 4863 if (debug) { 4864 Slog.v(TAG, "Considering default browser match " + info); 4865 } 4866 defaultBrowserMatch = info; 4867 } 4868 } 4869 } 4870 if (defaultBrowserMatch != null 4871 && defaultBrowserMatch.priority >= maxMatchPrio 4872 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4873 { 4874 if (debug) { 4875 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4876 } 4877 result.add(defaultBrowserMatch); 4878 } else { 4879 result.addAll(matchAllList); 4880 } 4881 } 4882 4883 // If there is nothing selected, add all candidates and remove the ones that the user 4884 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4885 if (result.size() == 0) { 4886 result.addAll(candidates); 4887 result.removeAll(neverList); 4888 } 4889 } 4890 } 4891 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4892 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4893 result.size()); 4894 for (ResolveInfo info : result) { 4895 Slog.v(TAG, " + " + info.activityInfo); 4896 } 4897 } 4898 return result; 4899 } 4900 4901 // Returns a packed value as a long: 4902 // 4903 // high 'int'-sized word: link status: undefined/ask/never/always. 4904 // low 'int'-sized word: relative priority among 'always' results. 4905 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4906 long result = ps.getDomainVerificationStatusForUser(userId); 4907 // if none available, get the master status 4908 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4909 if (ps.getIntentFilterVerificationInfo() != null) { 4910 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4911 } 4912 } 4913 return result; 4914 } 4915 4916 private ResolveInfo querySkipCurrentProfileIntents( 4917 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4918 int flags, int sourceUserId) { 4919 if (matchingFilters != null) { 4920 int size = matchingFilters.size(); 4921 for (int i = 0; i < size; i ++) { 4922 CrossProfileIntentFilter filter = matchingFilters.get(i); 4923 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4924 // Checking if there are activities in the target user that can handle the 4925 // intent. 4926 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4927 resolvedType, flags, sourceUserId); 4928 if (resolveInfo != null) { 4929 return resolveInfo; 4930 } 4931 } 4932 } 4933 } 4934 return null; 4935 } 4936 4937 // Return matching ResolveInfo if any for skip current profile intent filters. 4938 private ResolveInfo queryCrossProfileIntents( 4939 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4940 int flags, int sourceUserId) { 4941 if (matchingFilters != null) { 4942 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4943 // match the same intent. For performance reasons, it is better not to 4944 // run queryIntent twice for the same userId 4945 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4946 int size = matchingFilters.size(); 4947 for (int i = 0; i < size; i++) { 4948 CrossProfileIntentFilter filter = matchingFilters.get(i); 4949 int targetUserId = filter.getTargetUserId(); 4950 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4951 && !alreadyTriedUserIds.get(targetUserId)) { 4952 // Checking if there are activities in the target user that can handle the 4953 // intent. 4954 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4955 resolvedType, flags, sourceUserId); 4956 if (resolveInfo != null) return resolveInfo; 4957 alreadyTriedUserIds.put(targetUserId, true); 4958 } 4959 } 4960 } 4961 return null; 4962 } 4963 4964 /** 4965 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 4966 * will forward the intent to the filter's target user. 4967 * Otherwise, returns null. 4968 */ 4969 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 4970 String resolvedType, int flags, int sourceUserId) { 4971 int targetUserId = filter.getTargetUserId(); 4972 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4973 resolvedType, flags, targetUserId); 4974 if (resultTargetUser != null && !resultTargetUser.isEmpty() 4975 && isUserEnabled(targetUserId)) { 4976 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 4977 } 4978 return null; 4979 } 4980 4981 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 4982 int sourceUserId, int targetUserId) { 4983 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4984 long ident = Binder.clearCallingIdentity(); 4985 boolean targetIsProfile; 4986 try { 4987 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 4988 } finally { 4989 Binder.restoreCallingIdentity(ident); 4990 } 4991 String className; 4992 if (targetIsProfile) { 4993 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4994 } else { 4995 className = FORWARD_INTENT_TO_PARENT; 4996 } 4997 ComponentName forwardingActivityComponentName = new ComponentName( 4998 mAndroidApplication.packageName, className); 4999 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5000 sourceUserId); 5001 if (!targetIsProfile) { 5002 forwardingActivityInfo.showUserIcon = targetUserId; 5003 forwardingResolveInfo.noResourceId = true; 5004 } 5005 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5006 forwardingResolveInfo.priority = 0; 5007 forwardingResolveInfo.preferredOrder = 0; 5008 forwardingResolveInfo.match = 0; 5009 forwardingResolveInfo.isDefault = true; 5010 forwardingResolveInfo.filter = filter; 5011 forwardingResolveInfo.targetUserId = targetUserId; 5012 return forwardingResolveInfo; 5013 } 5014 5015 @Override 5016 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5017 Intent[] specifics, String[] specificTypes, Intent intent, 5018 String resolvedType, int flags, int userId) { 5019 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5020 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5021 false, "query intent activity options"); 5022 final String resultsAction = intent.getAction(); 5023 5024 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5025 | PackageManager.GET_RESOLVED_FILTER, userId); 5026 5027 if (DEBUG_INTENT_MATCHING) { 5028 Log.v(TAG, "Query " + intent + ": " + results); 5029 } 5030 5031 int specificsPos = 0; 5032 int N; 5033 5034 // todo: note that the algorithm used here is O(N^2). This 5035 // isn't a problem in our current environment, but if we start running 5036 // into situations where we have more than 5 or 10 matches then this 5037 // should probably be changed to something smarter... 5038 5039 // First we go through and resolve each of the specific items 5040 // that were supplied, taking care of removing any corresponding 5041 // duplicate items in the generic resolve list. 5042 if (specifics != null) { 5043 for (int i=0; i<specifics.length; i++) { 5044 final Intent sintent = specifics[i]; 5045 if (sintent == null) { 5046 continue; 5047 } 5048 5049 if (DEBUG_INTENT_MATCHING) { 5050 Log.v(TAG, "Specific #" + i + ": " + sintent); 5051 } 5052 5053 String action = sintent.getAction(); 5054 if (resultsAction != null && resultsAction.equals(action)) { 5055 // If this action was explicitly requested, then don't 5056 // remove things that have it. 5057 action = null; 5058 } 5059 5060 ResolveInfo ri = null; 5061 ActivityInfo ai = null; 5062 5063 ComponentName comp = sintent.getComponent(); 5064 if (comp == null) { 5065 ri = resolveIntent( 5066 sintent, 5067 specificTypes != null ? specificTypes[i] : null, 5068 flags, userId); 5069 if (ri == null) { 5070 continue; 5071 } 5072 if (ri == mResolveInfo) { 5073 // ACK! Must do something better with this. 5074 } 5075 ai = ri.activityInfo; 5076 comp = new ComponentName(ai.applicationInfo.packageName, 5077 ai.name); 5078 } else { 5079 ai = getActivityInfo(comp, flags, userId); 5080 if (ai == null) { 5081 continue; 5082 } 5083 } 5084 5085 // Look for any generic query activities that are duplicates 5086 // of this specific one, and remove them from the results. 5087 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5088 N = results.size(); 5089 int j; 5090 for (j=specificsPos; j<N; j++) { 5091 ResolveInfo sri = results.get(j); 5092 if ((sri.activityInfo.name.equals(comp.getClassName()) 5093 && sri.activityInfo.applicationInfo.packageName.equals( 5094 comp.getPackageName())) 5095 || (action != null && sri.filter.matchAction(action))) { 5096 results.remove(j); 5097 if (DEBUG_INTENT_MATCHING) Log.v( 5098 TAG, "Removing duplicate item from " + j 5099 + " due to specific " + specificsPos); 5100 if (ri == null) { 5101 ri = sri; 5102 } 5103 j--; 5104 N--; 5105 } 5106 } 5107 5108 // Add this specific item to its proper place. 5109 if (ri == null) { 5110 ri = new ResolveInfo(); 5111 ri.activityInfo = ai; 5112 } 5113 results.add(specificsPos, ri); 5114 ri.specificIndex = i; 5115 specificsPos++; 5116 } 5117 } 5118 5119 // Now we go through the remaining generic results and remove any 5120 // duplicate actions that are found here. 5121 N = results.size(); 5122 for (int i=specificsPos; i<N-1; i++) { 5123 final ResolveInfo rii = results.get(i); 5124 if (rii.filter == null) { 5125 continue; 5126 } 5127 5128 // Iterate over all of the actions of this result's intent 5129 // filter... typically this should be just one. 5130 final Iterator<String> it = rii.filter.actionsIterator(); 5131 if (it == null) { 5132 continue; 5133 } 5134 while (it.hasNext()) { 5135 final String action = it.next(); 5136 if (resultsAction != null && resultsAction.equals(action)) { 5137 // If this action was explicitly requested, then don't 5138 // remove things that have it. 5139 continue; 5140 } 5141 for (int j=i+1; j<N; j++) { 5142 final ResolveInfo rij = results.get(j); 5143 if (rij.filter != null && rij.filter.hasAction(action)) { 5144 results.remove(j); 5145 if (DEBUG_INTENT_MATCHING) Log.v( 5146 TAG, "Removing duplicate item from " + j 5147 + " due to action " + action + " at " + i); 5148 j--; 5149 N--; 5150 } 5151 } 5152 } 5153 5154 // If the caller didn't request filter information, drop it now 5155 // so we don't have to marshall/unmarshall it. 5156 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5157 rii.filter = null; 5158 } 5159 } 5160 5161 // Filter out the caller activity if so requested. 5162 if (caller != null) { 5163 N = results.size(); 5164 for (int i=0; i<N; i++) { 5165 ActivityInfo ainfo = results.get(i).activityInfo; 5166 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5167 && caller.getClassName().equals(ainfo.name)) { 5168 results.remove(i); 5169 break; 5170 } 5171 } 5172 } 5173 5174 // If the caller didn't request filter information, 5175 // drop them now so we don't have to 5176 // marshall/unmarshall it. 5177 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5178 N = results.size(); 5179 for (int i=0; i<N; i++) { 5180 results.get(i).filter = null; 5181 } 5182 } 5183 5184 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5185 return results; 5186 } 5187 5188 @Override 5189 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5190 int userId) { 5191 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5192 ComponentName comp = intent.getComponent(); 5193 if (comp == null) { 5194 if (intent.getSelector() != null) { 5195 intent = intent.getSelector(); 5196 comp = intent.getComponent(); 5197 } 5198 } 5199 if (comp != null) { 5200 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5201 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5202 if (ai != null) { 5203 ResolveInfo ri = new ResolveInfo(); 5204 ri.activityInfo = ai; 5205 list.add(ri); 5206 } 5207 return list; 5208 } 5209 5210 // reader 5211 synchronized (mPackages) { 5212 String pkgName = intent.getPackage(); 5213 if (pkgName == null) { 5214 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5215 } 5216 final PackageParser.Package pkg = mPackages.get(pkgName); 5217 if (pkg != null) { 5218 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5219 userId); 5220 } 5221 return null; 5222 } 5223 } 5224 5225 @Override 5226 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5227 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5228 if (!sUserManager.exists(userId)) return null; 5229 if (query != null) { 5230 if (query.size() >= 1) { 5231 // If there is more than one service with the same priority, 5232 // just arbitrarily pick the first one. 5233 return query.get(0); 5234 } 5235 } 5236 return null; 5237 } 5238 5239 @Override 5240 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5241 int userId) { 5242 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5243 ComponentName comp = intent.getComponent(); 5244 if (comp == null) { 5245 if (intent.getSelector() != null) { 5246 intent = intent.getSelector(); 5247 comp = intent.getComponent(); 5248 } 5249 } 5250 if (comp != null) { 5251 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5252 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5253 if (si != null) { 5254 final ResolveInfo ri = new ResolveInfo(); 5255 ri.serviceInfo = si; 5256 list.add(ri); 5257 } 5258 return list; 5259 } 5260 5261 // reader 5262 synchronized (mPackages) { 5263 String pkgName = intent.getPackage(); 5264 if (pkgName == null) { 5265 return mServices.queryIntent(intent, resolvedType, flags, userId); 5266 } 5267 final PackageParser.Package pkg = mPackages.get(pkgName); 5268 if (pkg != null) { 5269 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5270 userId); 5271 } 5272 return null; 5273 } 5274 } 5275 5276 @Override 5277 public List<ResolveInfo> queryIntentContentProviders( 5278 Intent intent, String resolvedType, int flags, int userId) { 5279 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5280 ComponentName comp = intent.getComponent(); 5281 if (comp == null) { 5282 if (intent.getSelector() != null) { 5283 intent = intent.getSelector(); 5284 comp = intent.getComponent(); 5285 } 5286 } 5287 if (comp != null) { 5288 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5289 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5290 if (pi != null) { 5291 final ResolveInfo ri = new ResolveInfo(); 5292 ri.providerInfo = pi; 5293 list.add(ri); 5294 } 5295 return list; 5296 } 5297 5298 // reader 5299 synchronized (mPackages) { 5300 String pkgName = intent.getPackage(); 5301 if (pkgName == null) { 5302 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5303 } 5304 final PackageParser.Package pkg = mPackages.get(pkgName); 5305 if (pkg != null) { 5306 return mProviders.queryIntentForPackage( 5307 intent, resolvedType, flags, pkg.providers, userId); 5308 } 5309 return null; 5310 } 5311 } 5312 5313 @Override 5314 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5315 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5316 5317 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5318 5319 // writer 5320 synchronized (mPackages) { 5321 ArrayList<PackageInfo> list; 5322 if (listUninstalled) { 5323 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5324 for (PackageSetting ps : mSettings.mPackages.values()) { 5325 PackageInfo pi; 5326 if (ps.pkg != null) { 5327 pi = generatePackageInfo(ps.pkg, flags, userId); 5328 } else { 5329 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5330 } 5331 if (pi != null) { 5332 list.add(pi); 5333 } 5334 } 5335 } else { 5336 list = new ArrayList<PackageInfo>(mPackages.size()); 5337 for (PackageParser.Package p : mPackages.values()) { 5338 PackageInfo pi = generatePackageInfo(p, flags, userId); 5339 if (pi != null) { 5340 list.add(pi); 5341 } 5342 } 5343 } 5344 5345 return new ParceledListSlice<PackageInfo>(list); 5346 } 5347 } 5348 5349 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5350 String[] permissions, boolean[] tmp, int flags, int userId) { 5351 int numMatch = 0; 5352 final PermissionsState permissionsState = ps.getPermissionsState(); 5353 for (int i=0; i<permissions.length; i++) { 5354 final String permission = permissions[i]; 5355 if (permissionsState.hasPermission(permission, userId)) { 5356 tmp[i] = true; 5357 numMatch++; 5358 } else { 5359 tmp[i] = false; 5360 } 5361 } 5362 if (numMatch == 0) { 5363 return; 5364 } 5365 PackageInfo pi; 5366 if (ps.pkg != null) { 5367 pi = generatePackageInfo(ps.pkg, flags, userId); 5368 } else { 5369 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5370 } 5371 // The above might return null in cases of uninstalled apps or install-state 5372 // skew across users/profiles. 5373 if (pi != null) { 5374 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5375 if (numMatch == permissions.length) { 5376 pi.requestedPermissions = permissions; 5377 } else { 5378 pi.requestedPermissions = new String[numMatch]; 5379 numMatch = 0; 5380 for (int i=0; i<permissions.length; i++) { 5381 if (tmp[i]) { 5382 pi.requestedPermissions[numMatch] = permissions[i]; 5383 numMatch++; 5384 } 5385 } 5386 } 5387 } 5388 list.add(pi); 5389 } 5390 } 5391 5392 @Override 5393 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5394 String[] permissions, int flags, int userId) { 5395 if (!sUserManager.exists(userId)) return null; 5396 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5397 5398 // writer 5399 synchronized (mPackages) { 5400 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5401 boolean[] tmpBools = new boolean[permissions.length]; 5402 if (listUninstalled) { 5403 for (PackageSetting ps : mSettings.mPackages.values()) { 5404 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5405 } 5406 } else { 5407 for (PackageParser.Package pkg : mPackages.values()) { 5408 PackageSetting ps = (PackageSetting)pkg.mExtras; 5409 if (ps != null) { 5410 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5411 userId); 5412 } 5413 } 5414 } 5415 5416 return new ParceledListSlice<PackageInfo>(list); 5417 } 5418 } 5419 5420 @Override 5421 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5422 if (!sUserManager.exists(userId)) return null; 5423 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5424 5425 // writer 5426 synchronized (mPackages) { 5427 ArrayList<ApplicationInfo> list; 5428 if (listUninstalled) { 5429 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5430 for (PackageSetting ps : mSettings.mPackages.values()) { 5431 ApplicationInfo ai; 5432 if (ps.pkg != null) { 5433 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5434 ps.readUserState(userId), userId); 5435 } else { 5436 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5437 } 5438 if (ai != null) { 5439 list.add(ai); 5440 } 5441 } 5442 } else { 5443 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5444 for (PackageParser.Package p : mPackages.values()) { 5445 if (p.mExtras != null) { 5446 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5447 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5448 if (ai != null) { 5449 list.add(ai); 5450 } 5451 } 5452 } 5453 } 5454 5455 return new ParceledListSlice<ApplicationInfo>(list); 5456 } 5457 } 5458 5459 public List<ApplicationInfo> getPersistentApplications(int flags) { 5460 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5461 5462 // reader 5463 synchronized (mPackages) { 5464 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5465 final int userId = UserHandle.getCallingUserId(); 5466 while (i.hasNext()) { 5467 final PackageParser.Package p = i.next(); 5468 if (p.applicationInfo != null 5469 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5470 && (!mSafeMode || isSystemApp(p))) { 5471 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5472 if (ps != null) { 5473 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5474 ps.readUserState(userId), userId); 5475 if (ai != null) { 5476 finalList.add(ai); 5477 } 5478 } 5479 } 5480 } 5481 } 5482 5483 return finalList; 5484 } 5485 5486 @Override 5487 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5488 if (!sUserManager.exists(userId)) return null; 5489 // reader 5490 synchronized (mPackages) { 5491 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5492 PackageSetting ps = provider != null 5493 ? mSettings.mPackages.get(provider.owner.packageName) 5494 : null; 5495 return ps != null 5496 && mSettings.isEnabledLPr(provider.info, flags, userId) 5497 && (!mSafeMode || (provider.info.applicationInfo.flags 5498 &ApplicationInfo.FLAG_SYSTEM) != 0) 5499 ? PackageParser.generateProviderInfo(provider, flags, 5500 ps.readUserState(userId), userId) 5501 : null; 5502 } 5503 } 5504 5505 /** 5506 * @deprecated 5507 */ 5508 @Deprecated 5509 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5510 // reader 5511 synchronized (mPackages) { 5512 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5513 .entrySet().iterator(); 5514 final int userId = UserHandle.getCallingUserId(); 5515 while (i.hasNext()) { 5516 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5517 PackageParser.Provider p = entry.getValue(); 5518 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5519 5520 if (ps != null && p.syncable 5521 && (!mSafeMode || (p.info.applicationInfo.flags 5522 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5523 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5524 ps.readUserState(userId), userId); 5525 if (info != null) { 5526 outNames.add(entry.getKey()); 5527 outInfo.add(info); 5528 } 5529 } 5530 } 5531 } 5532 } 5533 5534 @Override 5535 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5536 int uid, int flags) { 5537 ArrayList<ProviderInfo> finalList = null; 5538 // reader 5539 synchronized (mPackages) { 5540 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5541 final int userId = processName != null ? 5542 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5543 while (i.hasNext()) { 5544 final PackageParser.Provider p = i.next(); 5545 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5546 if (ps != null && p.info.authority != null 5547 && (processName == null 5548 || (p.info.processName.equals(processName) 5549 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5550 && mSettings.isEnabledLPr(p.info, flags, userId) 5551 && (!mSafeMode 5552 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5553 if (finalList == null) { 5554 finalList = new ArrayList<ProviderInfo>(3); 5555 } 5556 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5557 ps.readUserState(userId), userId); 5558 if (info != null) { 5559 finalList.add(info); 5560 } 5561 } 5562 } 5563 } 5564 5565 if (finalList != null) { 5566 Collections.sort(finalList, mProviderInitOrderSorter); 5567 return new ParceledListSlice<ProviderInfo>(finalList); 5568 } 5569 5570 return null; 5571 } 5572 5573 @Override 5574 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5575 int flags) { 5576 // reader 5577 synchronized (mPackages) { 5578 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5579 return PackageParser.generateInstrumentationInfo(i, flags); 5580 } 5581 } 5582 5583 @Override 5584 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5585 int flags) { 5586 ArrayList<InstrumentationInfo> finalList = 5587 new ArrayList<InstrumentationInfo>(); 5588 5589 // reader 5590 synchronized (mPackages) { 5591 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5592 while (i.hasNext()) { 5593 final PackageParser.Instrumentation p = i.next(); 5594 if (targetPackage == null 5595 || targetPackage.equals(p.info.targetPackage)) { 5596 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5597 flags); 5598 if (ii != null) { 5599 finalList.add(ii); 5600 } 5601 } 5602 } 5603 } 5604 5605 return finalList; 5606 } 5607 5608 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5609 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5610 if (overlays == null) { 5611 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5612 return; 5613 } 5614 for (PackageParser.Package opkg : overlays.values()) { 5615 // Not much to do if idmap fails: we already logged the error 5616 // and we certainly don't want to abort installation of pkg simply 5617 // because an overlay didn't fit properly. For these reasons, 5618 // ignore the return value of createIdmapForPackagePairLI. 5619 createIdmapForPackagePairLI(pkg, opkg); 5620 } 5621 } 5622 5623 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5624 PackageParser.Package opkg) { 5625 if (!opkg.mTrustedOverlay) { 5626 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5627 opkg.baseCodePath + ": overlay not trusted"); 5628 return false; 5629 } 5630 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5631 if (overlaySet == null) { 5632 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5633 opkg.baseCodePath + " but target package has no known overlays"); 5634 return false; 5635 } 5636 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5637 // TODO: generate idmap for split APKs 5638 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5639 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5640 + opkg.baseCodePath); 5641 return false; 5642 } 5643 PackageParser.Package[] overlayArray = 5644 overlaySet.values().toArray(new PackageParser.Package[0]); 5645 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5646 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5647 return p1.mOverlayPriority - p2.mOverlayPriority; 5648 } 5649 }; 5650 Arrays.sort(overlayArray, cmp); 5651 5652 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5653 int i = 0; 5654 for (PackageParser.Package p : overlayArray) { 5655 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5656 } 5657 return true; 5658 } 5659 5660 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5662 try { 5663 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5664 } finally { 5665 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5666 } 5667 } 5668 5669 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5670 final File[] files = dir.listFiles(); 5671 if (ArrayUtils.isEmpty(files)) { 5672 Log.d(TAG, "No files in app dir " + dir); 5673 return; 5674 } 5675 5676 if (DEBUG_PACKAGE_SCANNING) { 5677 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5678 + " flags=0x" + Integer.toHexString(parseFlags)); 5679 } 5680 5681 for (File file : files) { 5682 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5683 && !PackageInstallerService.isStageName(file.getName()); 5684 if (!isPackage) { 5685 // Ignore entries which are not packages 5686 continue; 5687 } 5688 try { 5689 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5690 scanFlags, currentTime, null); 5691 } catch (PackageManagerException e) { 5692 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5693 5694 // Delete invalid userdata apps 5695 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5696 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5697 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5698 if (file.isDirectory()) { 5699 mInstaller.rmPackageDir(file.getAbsolutePath()); 5700 } else { 5701 file.delete(); 5702 } 5703 } 5704 } 5705 } 5706 } 5707 5708 private static File getSettingsProblemFile() { 5709 File dataDir = Environment.getDataDirectory(); 5710 File systemDir = new File(dataDir, "system"); 5711 File fname = new File(systemDir, "uiderrors.txt"); 5712 return fname; 5713 } 5714 5715 static void reportSettingsProblem(int priority, String msg) { 5716 logCriticalInfo(priority, msg); 5717 } 5718 5719 static void logCriticalInfo(int priority, String msg) { 5720 Slog.println(priority, TAG, msg); 5721 EventLogTags.writePmCriticalInfo(msg); 5722 try { 5723 File fname = getSettingsProblemFile(); 5724 FileOutputStream out = new FileOutputStream(fname, true); 5725 PrintWriter pw = new FastPrintWriter(out); 5726 SimpleDateFormat formatter = new SimpleDateFormat(); 5727 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5728 pw.println(dateString + ": " + msg); 5729 pw.close(); 5730 FileUtils.setPermissions( 5731 fname.toString(), 5732 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5733 -1, -1); 5734 } catch (java.io.IOException e) { 5735 } 5736 } 5737 5738 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5739 PackageParser.Package pkg, File srcFile, int parseFlags) 5740 throws PackageManagerException { 5741 if (ps != null 5742 && ps.codePath.equals(srcFile) 5743 && ps.timeStamp == srcFile.lastModified() 5744 && !isCompatSignatureUpdateNeeded(pkg) 5745 && !isRecoverSignatureUpdateNeeded(pkg)) { 5746 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5747 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5748 ArraySet<PublicKey> signingKs; 5749 synchronized (mPackages) { 5750 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5751 } 5752 if (ps.signatures.mSignatures != null 5753 && ps.signatures.mSignatures.length != 0 5754 && signingKs != null) { 5755 // Optimization: reuse the existing cached certificates 5756 // if the package appears to be unchanged. 5757 pkg.mSignatures = ps.signatures.mSignatures; 5758 pkg.mSigningKeys = signingKs; 5759 return; 5760 } 5761 5762 Slog.w(TAG, "PackageSetting for " + ps.name 5763 + " is missing signatures. Collecting certs again to recover them."); 5764 } else { 5765 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5766 } 5767 5768 try { 5769 pp.collectCertificates(pkg, parseFlags); 5770 pp.collectManifestDigest(pkg); 5771 } catch (PackageParserException e) { 5772 throw PackageManagerException.from(e); 5773 } 5774 } 5775 5776 /** 5777 * Traces a package scan. 5778 * @see #scanPackageLI(File, int, int, long, UserHandle) 5779 */ 5780 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 5781 long currentTime, UserHandle user) throws PackageManagerException { 5782 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 5783 try { 5784 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 5785 } finally { 5786 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5787 } 5788 } 5789 5790 /** 5791 * Scans a package and returns the newly parsed package. 5792 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 5793 */ 5794 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5795 long currentTime, UserHandle user) throws PackageManagerException { 5796 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5797 parseFlags |= mDefParseFlags; 5798 PackageParser pp = new PackageParser(); 5799 pp.setSeparateProcesses(mSeparateProcesses); 5800 pp.setOnlyCoreApps(mOnlyCore); 5801 pp.setDisplayMetrics(mMetrics); 5802 5803 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5804 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5805 } 5806 5807 final PackageParser.Package pkg; 5808 try { 5809 pkg = pp.parsePackage(scanFile, parseFlags); 5810 } catch (PackageParserException e) { 5811 throw PackageManagerException.from(e); 5812 } 5813 5814 PackageSetting ps = null; 5815 PackageSetting updatedPkg; 5816 // reader 5817 synchronized (mPackages) { 5818 // Look to see if we already know about this package. 5819 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5820 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5821 // This package has been renamed to its original name. Let's 5822 // use that. 5823 ps = mSettings.peekPackageLPr(oldName); 5824 } 5825 // If there was no original package, see one for the real package name. 5826 if (ps == null) { 5827 ps = mSettings.peekPackageLPr(pkg.packageName); 5828 } 5829 // Check to see if this package could be hiding/updating a system 5830 // package. Must look for it either under the original or real 5831 // package name depending on our state. 5832 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5833 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5834 } 5835 boolean updatedPkgBetter = false; 5836 // First check if this is a system package that may involve an update 5837 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5838 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5839 // it needs to drop FLAG_PRIVILEGED. 5840 if (locationIsPrivileged(scanFile)) { 5841 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5842 } else { 5843 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5844 } 5845 5846 if (ps != null && !ps.codePath.equals(scanFile)) { 5847 // The path has changed from what was last scanned... check the 5848 // version of the new path against what we have stored to determine 5849 // what to do. 5850 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5851 if (pkg.mVersionCode <= ps.versionCode) { 5852 // The system package has been updated and the code path does not match 5853 // Ignore entry. Skip it. 5854 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5855 + " ignored: updated version " + ps.versionCode 5856 + " better than this " + pkg.mVersionCode); 5857 if (!updatedPkg.codePath.equals(scanFile)) { 5858 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5859 + ps.name + " changing from " + updatedPkg.codePathString 5860 + " to " + scanFile); 5861 updatedPkg.codePath = scanFile; 5862 updatedPkg.codePathString = scanFile.toString(); 5863 updatedPkg.resourcePath = scanFile; 5864 updatedPkg.resourcePathString = scanFile.toString(); 5865 } 5866 updatedPkg.pkg = pkg; 5867 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5868 "Package " + ps.name + " at " + scanFile 5869 + " ignored: updated version " + ps.versionCode 5870 + " better than this " + pkg.mVersionCode); 5871 } else { 5872 // The current app on the system partition is better than 5873 // what we have updated to on the data partition; switch 5874 // back to the system partition version. 5875 // At this point, its safely assumed that package installation for 5876 // apps in system partition will go through. If not there won't be a working 5877 // version of the app 5878 // writer 5879 synchronized (mPackages) { 5880 // Just remove the loaded entries from package lists. 5881 mPackages.remove(ps.name); 5882 } 5883 5884 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5885 + " reverting from " + ps.codePathString 5886 + ": new version " + pkg.mVersionCode 5887 + " better than installed " + ps.versionCode); 5888 5889 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5890 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5891 synchronized (mInstallLock) { 5892 args.cleanUpResourcesLI(); 5893 } 5894 synchronized (mPackages) { 5895 mSettings.enableSystemPackageLPw(ps.name); 5896 } 5897 updatedPkgBetter = true; 5898 } 5899 } 5900 } 5901 5902 if (updatedPkg != null) { 5903 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5904 // initially 5905 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5906 5907 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5908 // flag set initially 5909 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5910 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5911 } 5912 } 5913 5914 // Verify certificates against what was last scanned 5915 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5916 5917 /* 5918 * A new system app appeared, but we already had a non-system one of the 5919 * same name installed earlier. 5920 */ 5921 boolean shouldHideSystemApp = false; 5922 if (updatedPkg == null && ps != null 5923 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5924 /* 5925 * Check to make sure the signatures match first. If they don't, 5926 * wipe the installed application and its data. 5927 */ 5928 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5929 != PackageManager.SIGNATURE_MATCH) { 5930 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5931 + " signatures don't match existing userdata copy; removing"); 5932 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5933 ps = null; 5934 } else { 5935 /* 5936 * If the newly-added system app is an older version than the 5937 * already installed version, hide it. It will be scanned later 5938 * and re-added like an update. 5939 */ 5940 if (pkg.mVersionCode <= ps.versionCode) { 5941 shouldHideSystemApp = true; 5942 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5943 + " but new version " + pkg.mVersionCode + " better than installed " 5944 + ps.versionCode + "; hiding system"); 5945 } else { 5946 /* 5947 * The newly found system app is a newer version that the 5948 * one previously installed. Simply remove the 5949 * already-installed application and replace it with our own 5950 * while keeping the application data. 5951 */ 5952 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5953 + " reverting from " + ps.codePathString + ": new version " 5954 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5955 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5956 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5957 synchronized (mInstallLock) { 5958 args.cleanUpResourcesLI(); 5959 } 5960 } 5961 } 5962 } 5963 5964 // The apk is forward locked (not public) if its code and resources 5965 // are kept in different files. (except for app in either system or 5966 // vendor path). 5967 // TODO grab this value from PackageSettings 5968 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5969 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5970 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5971 } 5972 } 5973 5974 // TODO: extend to support forward-locked splits 5975 String resourcePath = null; 5976 String baseResourcePath = null; 5977 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5978 if (ps != null && ps.resourcePathString != null) { 5979 resourcePath = ps.resourcePathString; 5980 baseResourcePath = ps.resourcePathString; 5981 } else { 5982 // Should not happen at all. Just log an error. 5983 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5984 } 5985 } else { 5986 resourcePath = pkg.codePath; 5987 baseResourcePath = pkg.baseCodePath; 5988 } 5989 5990 // Set application objects path explicitly. 5991 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5992 pkg.applicationInfo.setCodePath(pkg.codePath); 5993 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5994 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5995 pkg.applicationInfo.setResourcePath(resourcePath); 5996 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5997 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5998 5999 // Note that we invoke the following method only if we are about to unpack an application 6000 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6001 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6002 6003 /* 6004 * If the system app should be overridden by a previously installed 6005 * data, hide the system app now and let the /data/app scan pick it up 6006 * again. 6007 */ 6008 if (shouldHideSystemApp) { 6009 synchronized (mPackages) { 6010 mSettings.disableSystemPackageLPw(pkg.packageName); 6011 } 6012 } 6013 6014 return scannedPkg; 6015 } 6016 6017 private static String fixProcessName(String defProcessName, 6018 String processName, int uid) { 6019 if (processName == null) { 6020 return defProcessName; 6021 } 6022 return processName; 6023 } 6024 6025 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6026 throws PackageManagerException { 6027 if (pkgSetting.signatures.mSignatures != null) { 6028 // Already existing package. Make sure signatures match 6029 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6030 == PackageManager.SIGNATURE_MATCH; 6031 if (!match) { 6032 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6033 == PackageManager.SIGNATURE_MATCH; 6034 } 6035 if (!match) { 6036 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6037 == PackageManager.SIGNATURE_MATCH; 6038 } 6039 if (!match) { 6040 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6041 + pkg.packageName + " signatures do not match the " 6042 + "previously installed version; ignoring!"); 6043 } 6044 } 6045 6046 // Check for shared user signatures 6047 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6048 // Already existing package. Make sure signatures match 6049 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6050 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6051 if (!match) { 6052 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6053 == PackageManager.SIGNATURE_MATCH; 6054 } 6055 if (!match) { 6056 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6057 == PackageManager.SIGNATURE_MATCH; 6058 } 6059 if (!match) { 6060 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6061 "Package " + pkg.packageName 6062 + " has no signatures that match those in shared user " 6063 + pkgSetting.sharedUser.name + "; ignoring!"); 6064 } 6065 } 6066 } 6067 6068 /** 6069 * Enforces that only the system UID or root's UID can call a method exposed 6070 * via Binder. 6071 * 6072 * @param message used as message if SecurityException is thrown 6073 * @throws SecurityException if the caller is not system or root 6074 */ 6075 private static final void enforceSystemOrRoot(String message) { 6076 final int uid = Binder.getCallingUid(); 6077 if (uid != Process.SYSTEM_UID && uid != 0) { 6078 throw new SecurityException(message); 6079 } 6080 } 6081 6082 @Override 6083 public void performBootDexOpt() { 6084 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6085 6086 // Before everything else, see whether we need to fstrim. 6087 try { 6088 IMountService ms = PackageHelper.getMountService(); 6089 if (ms != null) { 6090 final boolean isUpgrade = isUpgrade(); 6091 boolean doTrim = isUpgrade; 6092 if (doTrim) { 6093 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6094 } else { 6095 final long interval = android.provider.Settings.Global.getLong( 6096 mContext.getContentResolver(), 6097 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6098 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6099 if (interval > 0) { 6100 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6101 if (timeSinceLast > interval) { 6102 doTrim = true; 6103 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6104 + "; running immediately"); 6105 } 6106 } 6107 } 6108 if (doTrim) { 6109 if (!isFirstBoot()) { 6110 try { 6111 ActivityManagerNative.getDefault().showBootMessage( 6112 mContext.getResources().getString( 6113 R.string.android_upgrading_fstrim), true); 6114 } catch (RemoteException e) { 6115 } 6116 } 6117 ms.runMaintenance(); 6118 } 6119 } else { 6120 Slog.e(TAG, "Mount service unavailable!"); 6121 } 6122 } catch (RemoteException e) { 6123 // Can't happen; MountService is local 6124 } 6125 6126 final ArraySet<PackageParser.Package> pkgs; 6127 synchronized (mPackages) { 6128 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6129 } 6130 6131 if (pkgs != null) { 6132 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6133 // in case the device runs out of space. 6134 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6135 // Give priority to core apps. 6136 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6137 PackageParser.Package pkg = it.next(); 6138 if (pkg.coreApp) { 6139 if (DEBUG_DEXOPT) { 6140 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6141 } 6142 sortedPkgs.add(pkg); 6143 it.remove(); 6144 } 6145 } 6146 // Give priority to system apps that listen for pre boot complete. 6147 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6148 ArraySet<String> pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM); 6149 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6150 PackageParser.Package pkg = it.next(); 6151 if (pkgNames.contains(pkg.packageName)) { 6152 if (DEBUG_DEXOPT) { 6153 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6154 } 6155 sortedPkgs.add(pkg); 6156 it.remove(); 6157 } 6158 } 6159 // Give priority to system apps. 6160 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6161 PackageParser.Package pkg = it.next(); 6162 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6163 if (DEBUG_DEXOPT) { 6164 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6165 } 6166 sortedPkgs.add(pkg); 6167 it.remove(); 6168 } 6169 } 6170 // Give priority to updated system apps. 6171 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6172 PackageParser.Package pkg = it.next(); 6173 if (pkg.isUpdatedSystemApp()) { 6174 if (DEBUG_DEXOPT) { 6175 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6176 } 6177 sortedPkgs.add(pkg); 6178 it.remove(); 6179 } 6180 } 6181 // Give priority to apps that listen for boot complete. 6182 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6183 pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM); 6184 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6185 PackageParser.Package pkg = it.next(); 6186 if (pkgNames.contains(pkg.packageName)) { 6187 if (DEBUG_DEXOPT) { 6188 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6189 } 6190 sortedPkgs.add(pkg); 6191 it.remove(); 6192 } 6193 } 6194 // Filter out packages that aren't recently used. 6195 filterRecentlyUsedApps(pkgs); 6196 // Add all remaining apps. 6197 for (PackageParser.Package pkg : pkgs) { 6198 if (DEBUG_DEXOPT) { 6199 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6200 } 6201 sortedPkgs.add(pkg); 6202 } 6203 6204 // If we want to be lazy, filter everything that wasn't recently used. 6205 if (mLazyDexOpt) { 6206 filterRecentlyUsedApps(sortedPkgs); 6207 } 6208 6209 int i = 0; 6210 int total = sortedPkgs.size(); 6211 File dataDir = Environment.getDataDirectory(); 6212 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6213 if (lowThreshold == 0) { 6214 throw new IllegalStateException("Invalid low memory threshold"); 6215 } 6216 for (PackageParser.Package pkg : sortedPkgs) { 6217 long usableSpace = dataDir.getUsableSpace(); 6218 if (usableSpace < lowThreshold) { 6219 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6220 break; 6221 } 6222 performBootDexOpt(pkg, ++i, total); 6223 } 6224 } 6225 } 6226 6227 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6228 // Filter out packages that aren't recently used. 6229 // 6230 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6231 // should do a full dexopt. 6232 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6233 int total = pkgs.size(); 6234 int skipped = 0; 6235 long now = System.currentTimeMillis(); 6236 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6237 PackageParser.Package pkg = i.next(); 6238 long then = pkg.mLastPackageUsageTimeInMills; 6239 if (then + mDexOptLRUThresholdInMills < now) { 6240 if (DEBUG_DEXOPT) { 6241 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6242 ((then == 0) ? "never" : new Date(then))); 6243 } 6244 i.remove(); 6245 skipped++; 6246 } 6247 } 6248 if (DEBUG_DEXOPT) { 6249 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6250 } 6251 } 6252 } 6253 6254 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6255 List<ResolveInfo> ris = null; 6256 try { 6257 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6258 intent, null, 0, userId); 6259 } catch (RemoteException e) { 6260 } 6261 ArraySet<String> pkgNames = new ArraySet<String>(); 6262 if (ris != null) { 6263 for (ResolveInfo ri : ris) { 6264 pkgNames.add(ri.activityInfo.packageName); 6265 } 6266 } 6267 return pkgNames; 6268 } 6269 6270 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6271 if (DEBUG_DEXOPT) { 6272 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6273 } 6274 if (!isFirstBoot()) { 6275 try { 6276 ActivityManagerNative.getDefault().showBootMessage( 6277 mContext.getResources().getString(R.string.android_upgrading_apk, 6278 curr, total), true); 6279 } catch (RemoteException e) { 6280 } 6281 } 6282 PackageParser.Package p = pkg; 6283 synchronized (mInstallLock) { 6284 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6285 false /* force dex */, false /* defer */, true /* include dependencies */, 6286 false /* boot complete */); 6287 } 6288 } 6289 6290 @Override 6291 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6292 return performDexOptTraced(packageName, instructionSet, false); 6293 } 6294 6295 public boolean performDexOpt( 6296 String packageName, String instructionSet, boolean backgroundDexopt) { 6297 return performDexOptTraced(packageName, instructionSet, backgroundDexopt); 6298 } 6299 6300 private boolean performDexOptTraced( 6301 String packageName, String instructionSet, boolean backgroundDexopt) { 6302 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6303 try { 6304 return performDexOptInternal(packageName, instructionSet, backgroundDexopt); 6305 } finally { 6306 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6307 } 6308 } 6309 6310 private boolean performDexOptInternal( 6311 String packageName, String instructionSet, boolean backgroundDexopt) { 6312 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6313 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6314 if (!dexopt && !updateUsage) { 6315 // We aren't going to dexopt or update usage, so bail early. 6316 return false; 6317 } 6318 PackageParser.Package p; 6319 final String targetInstructionSet; 6320 synchronized (mPackages) { 6321 p = mPackages.get(packageName); 6322 if (p == null) { 6323 return false; 6324 } 6325 if (updateUsage) { 6326 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6327 } 6328 mPackageUsage.write(false); 6329 if (!dexopt) { 6330 // We aren't going to dexopt, so bail early. 6331 return false; 6332 } 6333 6334 targetInstructionSet = instructionSet != null ? instructionSet : 6335 getPrimaryInstructionSet(p.applicationInfo); 6336 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6337 return false; 6338 } 6339 } 6340 long callingId = Binder.clearCallingIdentity(); 6341 try { 6342 synchronized (mInstallLock) { 6343 final String[] instructionSets = new String[] { targetInstructionSet }; 6344 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6345 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6346 true /* boot complete */); 6347 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6348 } 6349 } finally { 6350 Binder.restoreCallingIdentity(callingId); 6351 } 6352 } 6353 6354 public ArraySet<String> getPackagesThatNeedDexOpt() { 6355 ArraySet<String> pkgs = null; 6356 synchronized (mPackages) { 6357 for (PackageParser.Package p : mPackages.values()) { 6358 if (DEBUG_DEXOPT) { 6359 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6360 } 6361 if (!p.mDexOptPerformed.isEmpty()) { 6362 continue; 6363 } 6364 if (pkgs == null) { 6365 pkgs = new ArraySet<String>(); 6366 } 6367 pkgs.add(p.packageName); 6368 } 6369 } 6370 return pkgs; 6371 } 6372 6373 public void shutdown() { 6374 mPackageUsage.write(true); 6375 } 6376 6377 @Override 6378 public void forceDexOpt(String packageName) { 6379 enforceSystemOrRoot("forceDexOpt"); 6380 6381 PackageParser.Package pkg; 6382 synchronized (mPackages) { 6383 pkg = mPackages.get(packageName); 6384 if (pkg == null) { 6385 throw new IllegalArgumentException("Missing package: " + packageName); 6386 } 6387 } 6388 6389 synchronized (mInstallLock) { 6390 final String[] instructionSets = new String[] { 6391 getPrimaryInstructionSet(pkg.applicationInfo) }; 6392 6393 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6394 6395 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6396 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6397 true /* boot complete */); 6398 6399 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6400 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6401 throw new IllegalStateException("Failed to dexopt: " + res); 6402 } 6403 } 6404 } 6405 6406 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6407 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6408 Slog.w(TAG, "Unable to update from " + oldPkg.name 6409 + " to " + newPkg.packageName 6410 + ": old package not in system partition"); 6411 return false; 6412 } else if (mPackages.get(oldPkg.name) != null) { 6413 Slog.w(TAG, "Unable to update from " + oldPkg.name 6414 + " to " + newPkg.packageName 6415 + ": old package still exists"); 6416 return false; 6417 } 6418 return true; 6419 } 6420 6421 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6422 int[] users = sUserManager.getUserIds(); 6423 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6424 if (res < 0) { 6425 return res; 6426 } 6427 for (int user : users) { 6428 if (user != 0) { 6429 res = mInstaller.createUserData(volumeUuid, packageName, 6430 UserHandle.getUid(user, uid), user, seinfo); 6431 if (res < 0) { 6432 return res; 6433 } 6434 } 6435 } 6436 return res; 6437 } 6438 6439 private int removeDataDirsLI(String volumeUuid, String packageName) { 6440 int[] users = sUserManager.getUserIds(); 6441 int res = 0; 6442 for (int user : users) { 6443 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6444 if (resInner < 0) { 6445 res = resInner; 6446 } 6447 } 6448 6449 return res; 6450 } 6451 6452 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6453 int[] users = sUserManager.getUserIds(); 6454 int res = 0; 6455 for (int user : users) { 6456 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6457 if (resInner < 0) { 6458 res = resInner; 6459 } 6460 } 6461 return res; 6462 } 6463 6464 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6465 PackageParser.Package changingLib) { 6466 if (file.path != null) { 6467 usesLibraryFiles.add(file.path); 6468 return; 6469 } 6470 PackageParser.Package p = mPackages.get(file.apk); 6471 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6472 // If we are doing this while in the middle of updating a library apk, 6473 // then we need to make sure to use that new apk for determining the 6474 // dependencies here. (We haven't yet finished committing the new apk 6475 // to the package manager state.) 6476 if (p == null || p.packageName.equals(changingLib.packageName)) { 6477 p = changingLib; 6478 } 6479 } 6480 if (p != null) { 6481 usesLibraryFiles.addAll(p.getAllCodePaths()); 6482 } 6483 } 6484 6485 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6486 PackageParser.Package changingLib) throws PackageManagerException { 6487 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6488 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6489 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6490 for (int i=0; i<N; i++) { 6491 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6492 if (file == null) { 6493 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6494 "Package " + pkg.packageName + " requires unavailable shared library " 6495 + pkg.usesLibraries.get(i) + "; failing!"); 6496 } 6497 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6498 } 6499 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6500 for (int i=0; i<N; i++) { 6501 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6502 if (file == null) { 6503 Slog.w(TAG, "Package " + pkg.packageName 6504 + " desires unavailable shared library " 6505 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6506 } else { 6507 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6508 } 6509 } 6510 N = usesLibraryFiles.size(); 6511 if (N > 0) { 6512 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6513 } else { 6514 pkg.usesLibraryFiles = null; 6515 } 6516 } 6517 } 6518 6519 private static boolean hasString(List<String> list, List<String> which) { 6520 if (list == null) { 6521 return false; 6522 } 6523 for (int i=list.size()-1; i>=0; i--) { 6524 for (int j=which.size()-1; j>=0; j--) { 6525 if (which.get(j).equals(list.get(i))) { 6526 return true; 6527 } 6528 } 6529 } 6530 return false; 6531 } 6532 6533 private void updateAllSharedLibrariesLPw() { 6534 for (PackageParser.Package pkg : mPackages.values()) { 6535 try { 6536 updateSharedLibrariesLPw(pkg, null); 6537 } catch (PackageManagerException e) { 6538 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6539 } 6540 } 6541 } 6542 6543 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6544 PackageParser.Package changingPkg) { 6545 ArrayList<PackageParser.Package> res = null; 6546 for (PackageParser.Package pkg : mPackages.values()) { 6547 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6548 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6549 if (res == null) { 6550 res = new ArrayList<PackageParser.Package>(); 6551 } 6552 res.add(pkg); 6553 try { 6554 updateSharedLibrariesLPw(pkg, changingPkg); 6555 } catch (PackageManagerException e) { 6556 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6557 } 6558 } 6559 } 6560 return res; 6561 } 6562 6563 /** 6564 * Derive the value of the {@code cpuAbiOverride} based on the provided 6565 * value and an optional stored value from the package settings. 6566 */ 6567 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6568 String cpuAbiOverride = null; 6569 6570 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6571 cpuAbiOverride = null; 6572 } else if (abiOverride != null) { 6573 cpuAbiOverride = abiOverride; 6574 } else if (settings != null) { 6575 cpuAbiOverride = settings.cpuAbiOverrideString; 6576 } 6577 6578 return cpuAbiOverride; 6579 } 6580 6581 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6582 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6583 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6584 try { 6585 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6586 } finally { 6587 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6588 } 6589 } 6590 6591 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6592 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6593 boolean success = false; 6594 try { 6595 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6596 currentTime, user); 6597 success = true; 6598 return res; 6599 } finally { 6600 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6601 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6602 } 6603 } 6604 } 6605 6606 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6607 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6608 final File scanFile = new File(pkg.codePath); 6609 if (pkg.applicationInfo.getCodePath() == null || 6610 pkg.applicationInfo.getResourcePath() == null) { 6611 // Bail out. The resource and code paths haven't been set. 6612 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6613 "Code and resource paths haven't been set correctly"); 6614 } 6615 6616 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6617 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6618 } else { 6619 // Only allow system apps to be flagged as core apps. 6620 pkg.coreApp = false; 6621 } 6622 6623 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6624 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6625 } 6626 6627 if (mCustomResolverComponentName != null && 6628 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6629 setUpCustomResolverActivity(pkg); 6630 } 6631 6632 if (pkg.packageName.equals("android")) { 6633 synchronized (mPackages) { 6634 if (mAndroidApplication != null) { 6635 Slog.w(TAG, "*************************************************"); 6636 Slog.w(TAG, "Core android package being redefined. Skipping."); 6637 Slog.w(TAG, " file=" + scanFile); 6638 Slog.w(TAG, "*************************************************"); 6639 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6640 "Core android package being redefined. Skipping."); 6641 } 6642 6643 // Set up information for our fall-back user intent resolution activity. 6644 mPlatformPackage = pkg; 6645 pkg.mVersionCode = mSdkVersion; 6646 mAndroidApplication = pkg.applicationInfo; 6647 6648 if (!mResolverReplaced) { 6649 mResolveActivity.applicationInfo = mAndroidApplication; 6650 mResolveActivity.name = ResolverActivity.class.getName(); 6651 mResolveActivity.packageName = mAndroidApplication.packageName; 6652 mResolveActivity.processName = "system:ui"; 6653 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6654 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6655 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6656 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6657 mResolveActivity.exported = true; 6658 mResolveActivity.enabled = true; 6659 mResolveInfo.activityInfo = mResolveActivity; 6660 mResolveInfo.priority = 0; 6661 mResolveInfo.preferredOrder = 0; 6662 mResolveInfo.match = 0; 6663 mResolveComponentName = new ComponentName( 6664 mAndroidApplication.packageName, mResolveActivity.name); 6665 } 6666 } 6667 } 6668 6669 if (DEBUG_PACKAGE_SCANNING) { 6670 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6671 Log.d(TAG, "Scanning package " + pkg.packageName); 6672 } 6673 6674 if (mPackages.containsKey(pkg.packageName) 6675 || mSharedLibraries.containsKey(pkg.packageName)) { 6676 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6677 "Application package " + pkg.packageName 6678 + " already installed. Skipping duplicate."); 6679 } 6680 6681 // If we're only installing presumed-existing packages, require that the 6682 // scanned APK is both already known and at the path previously established 6683 // for it. Previously unknown packages we pick up normally, but if we have an 6684 // a priori expectation about this package's install presence, enforce it. 6685 // With a singular exception for new system packages. When an OTA contains 6686 // a new system package, we allow the codepath to change from a system location 6687 // to the user-installed location. If we don't allow this change, any newer, 6688 // user-installed version of the application will be ignored. 6689 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6690 if (mExpectingBetter.containsKey(pkg.packageName)) { 6691 logCriticalInfo(Log.WARN, 6692 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6693 } else { 6694 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6695 if (known != null) { 6696 if (DEBUG_PACKAGE_SCANNING) { 6697 Log.d(TAG, "Examining " + pkg.codePath 6698 + " and requiring known paths " + known.codePathString 6699 + " & " + known.resourcePathString); 6700 } 6701 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6702 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6703 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6704 "Application package " + pkg.packageName 6705 + " found at " + pkg.applicationInfo.getCodePath() 6706 + " but expected at " + known.codePathString + "; ignoring."); 6707 } 6708 } 6709 } 6710 } 6711 6712 // Initialize package source and resource directories 6713 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6714 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6715 6716 SharedUserSetting suid = null; 6717 PackageSetting pkgSetting = null; 6718 6719 if (!isSystemApp(pkg)) { 6720 // Only system apps can use these features. 6721 pkg.mOriginalPackages = null; 6722 pkg.mRealPackage = null; 6723 pkg.mAdoptPermissions = null; 6724 } 6725 6726 // writer 6727 synchronized (mPackages) { 6728 if (pkg.mSharedUserId != null) { 6729 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6730 if (suid == null) { 6731 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6732 "Creating application package " + pkg.packageName 6733 + " for shared user failed"); 6734 } 6735 if (DEBUG_PACKAGE_SCANNING) { 6736 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6737 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6738 + "): packages=" + suid.packages); 6739 } 6740 } 6741 6742 // Check if we are renaming from an original package name. 6743 PackageSetting origPackage = null; 6744 String realName = null; 6745 if (pkg.mOriginalPackages != null) { 6746 // This package may need to be renamed to a previously 6747 // installed name. Let's check on that... 6748 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6749 if (pkg.mOriginalPackages.contains(renamed)) { 6750 // This package had originally been installed as the 6751 // original name, and we have already taken care of 6752 // transitioning to the new one. Just update the new 6753 // one to continue using the old name. 6754 realName = pkg.mRealPackage; 6755 if (!pkg.packageName.equals(renamed)) { 6756 // Callers into this function may have already taken 6757 // care of renaming the package; only do it here if 6758 // it is not already done. 6759 pkg.setPackageName(renamed); 6760 } 6761 6762 } else { 6763 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6764 if ((origPackage = mSettings.peekPackageLPr( 6765 pkg.mOriginalPackages.get(i))) != null) { 6766 // We do have the package already installed under its 6767 // original name... should we use it? 6768 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6769 // New package is not compatible with original. 6770 origPackage = null; 6771 continue; 6772 } else if (origPackage.sharedUser != null) { 6773 // Make sure uid is compatible between packages. 6774 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6775 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6776 + " to " + pkg.packageName + ": old uid " 6777 + origPackage.sharedUser.name 6778 + " differs from " + pkg.mSharedUserId); 6779 origPackage = null; 6780 continue; 6781 } 6782 } else { 6783 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6784 + pkg.packageName + " to old name " + origPackage.name); 6785 } 6786 break; 6787 } 6788 } 6789 } 6790 } 6791 6792 if (mTransferedPackages.contains(pkg.packageName)) { 6793 Slog.w(TAG, "Package " + pkg.packageName 6794 + " was transferred to another, but its .apk remains"); 6795 } 6796 6797 // Just create the setting, don't add it yet. For already existing packages 6798 // the PkgSetting exists already and doesn't have to be created. 6799 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6800 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6801 pkg.applicationInfo.primaryCpuAbi, 6802 pkg.applicationInfo.secondaryCpuAbi, 6803 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6804 user, false); 6805 if (pkgSetting == null) { 6806 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6807 "Creating application package " + pkg.packageName + " failed"); 6808 } 6809 6810 if (pkgSetting.origPackage != null) { 6811 // If we are first transitioning from an original package, 6812 // fix up the new package's name now. We need to do this after 6813 // looking up the package under its new name, so getPackageLP 6814 // can take care of fiddling things correctly. 6815 pkg.setPackageName(origPackage.name); 6816 6817 // File a report about this. 6818 String msg = "New package " + pkgSetting.realName 6819 + " renamed to replace old package " + pkgSetting.name; 6820 reportSettingsProblem(Log.WARN, msg); 6821 6822 // Make a note of it. 6823 mTransferedPackages.add(origPackage.name); 6824 6825 // No longer need to retain this. 6826 pkgSetting.origPackage = null; 6827 } 6828 6829 if (realName != null) { 6830 // Make a note of it. 6831 mTransferedPackages.add(pkg.packageName); 6832 } 6833 6834 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6835 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6836 } 6837 6838 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6839 // Check all shared libraries and map to their actual file path. 6840 // We only do this here for apps not on a system dir, because those 6841 // are the only ones that can fail an install due to this. We 6842 // will take care of the system apps by updating all of their 6843 // library paths after the scan is done. 6844 updateSharedLibrariesLPw(pkg, null); 6845 } 6846 6847 if (mFoundPolicyFile) { 6848 SELinuxMMAC.assignSeinfoValue(pkg); 6849 } 6850 6851 pkg.applicationInfo.uid = pkgSetting.appId; 6852 pkg.mExtras = pkgSetting; 6853 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6854 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6855 // We just determined the app is signed correctly, so bring 6856 // over the latest parsed certs. 6857 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6858 } else { 6859 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6860 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6861 "Package " + pkg.packageName + " upgrade keys do not match the " 6862 + "previously installed version"); 6863 } else { 6864 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6865 String msg = "System package " + pkg.packageName 6866 + " signature changed; retaining data."; 6867 reportSettingsProblem(Log.WARN, msg); 6868 } 6869 } 6870 } else { 6871 try { 6872 verifySignaturesLP(pkgSetting, pkg); 6873 // We just determined the app is signed correctly, so bring 6874 // over the latest parsed certs. 6875 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6876 } catch (PackageManagerException e) { 6877 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6878 throw e; 6879 } 6880 // The signature has changed, but this package is in the system 6881 // image... let's recover! 6882 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6883 // However... if this package is part of a shared user, but it 6884 // doesn't match the signature of the shared user, let's fail. 6885 // What this means is that you can't change the signatures 6886 // associated with an overall shared user, which doesn't seem all 6887 // that unreasonable. 6888 if (pkgSetting.sharedUser != null) { 6889 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6890 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6891 throw new PackageManagerException( 6892 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6893 "Signature mismatch for shared user : " 6894 + pkgSetting.sharedUser); 6895 } 6896 } 6897 // File a report about this. 6898 String msg = "System package " + pkg.packageName 6899 + " signature changed; retaining data."; 6900 reportSettingsProblem(Log.WARN, msg); 6901 } 6902 } 6903 // Verify that this new package doesn't have any content providers 6904 // that conflict with existing packages. Only do this if the 6905 // package isn't already installed, since we don't want to break 6906 // things that are installed. 6907 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6908 final int N = pkg.providers.size(); 6909 int i; 6910 for (i=0; i<N; i++) { 6911 PackageParser.Provider p = pkg.providers.get(i); 6912 if (p.info.authority != null) { 6913 String names[] = p.info.authority.split(";"); 6914 for (int j = 0; j < names.length; j++) { 6915 if (mProvidersByAuthority.containsKey(names[j])) { 6916 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6917 final String otherPackageName = 6918 ((other != null && other.getComponentName() != null) ? 6919 other.getComponentName().getPackageName() : "?"); 6920 throw new PackageManagerException( 6921 INSTALL_FAILED_CONFLICTING_PROVIDER, 6922 "Can't install because provider name " + names[j] 6923 + " (in package " + pkg.applicationInfo.packageName 6924 + ") is already used by " + otherPackageName); 6925 } 6926 } 6927 } 6928 } 6929 } 6930 6931 if (pkg.mAdoptPermissions != null) { 6932 // This package wants to adopt ownership of permissions from 6933 // another package. 6934 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6935 final String origName = pkg.mAdoptPermissions.get(i); 6936 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6937 if (orig != null) { 6938 if (verifyPackageUpdateLPr(orig, pkg)) { 6939 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6940 + pkg.packageName); 6941 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6942 } 6943 } 6944 } 6945 } 6946 } 6947 6948 final String pkgName = pkg.packageName; 6949 6950 final long scanFileTime = scanFile.lastModified(); 6951 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6952 pkg.applicationInfo.processName = fixProcessName( 6953 pkg.applicationInfo.packageName, 6954 pkg.applicationInfo.processName, 6955 pkg.applicationInfo.uid); 6956 6957 File dataPath; 6958 if (mPlatformPackage == pkg) { 6959 // The system package is special. 6960 dataPath = new File(Environment.getDataDirectory(), "system"); 6961 6962 pkg.applicationInfo.dataDir = dataPath.getPath(); 6963 6964 } else { 6965 // This is a normal package, need to make its data directory. 6966 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6967 UserHandle.USER_OWNER, pkg.packageName); 6968 6969 boolean uidError = false; 6970 if (dataPath.exists()) { 6971 int currentUid = 0; 6972 try { 6973 StructStat stat = Os.stat(dataPath.getPath()); 6974 currentUid = stat.st_uid; 6975 } catch (ErrnoException e) { 6976 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6977 } 6978 6979 // If we have mismatched owners for the data path, we have a problem. 6980 if (currentUid != pkg.applicationInfo.uid) { 6981 boolean recovered = false; 6982 if (currentUid == 0) { 6983 // The directory somehow became owned by root. Wow. 6984 // This is probably because the system was stopped while 6985 // installd was in the middle of messing with its libs 6986 // directory. Ask installd to fix that. 6987 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6988 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6989 if (ret >= 0) { 6990 recovered = true; 6991 String msg = "Package " + pkg.packageName 6992 + " unexpectedly changed to uid 0; recovered to " + 6993 + pkg.applicationInfo.uid; 6994 reportSettingsProblem(Log.WARN, msg); 6995 } 6996 } 6997 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6998 || (scanFlags&SCAN_BOOTING) != 0)) { 6999 // If this is a system app, we can at least delete its 7000 // current data so the application will still work. 7001 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7002 if (ret >= 0) { 7003 // TODO: Kill the processes first 7004 // Old data gone! 7005 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7006 ? "System package " : "Third party package "; 7007 String msg = prefix + pkg.packageName 7008 + " has changed from uid: " 7009 + currentUid + " to " 7010 + pkg.applicationInfo.uid + "; old data erased"; 7011 reportSettingsProblem(Log.WARN, msg); 7012 recovered = true; 7013 7014 // And now re-install the app. 7015 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7016 pkg.applicationInfo.seinfo); 7017 if (ret == -1) { 7018 // Ack should not happen! 7019 msg = prefix + pkg.packageName 7020 + " could not have data directory re-created after delete."; 7021 reportSettingsProblem(Log.WARN, msg); 7022 throw new PackageManagerException( 7023 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 7024 } 7025 } 7026 if (!recovered) { 7027 mHasSystemUidErrors = true; 7028 } 7029 } else if (!recovered) { 7030 // If we allow this install to proceed, we will be broken. 7031 // Abort, abort! 7032 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7033 "scanPackageLI"); 7034 } 7035 if (!recovered) { 7036 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7037 + pkg.applicationInfo.uid + "/fs_" 7038 + currentUid; 7039 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7040 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7041 String msg = "Package " + pkg.packageName 7042 + " has mismatched uid: " 7043 + currentUid + " on disk, " 7044 + pkg.applicationInfo.uid + " in settings"; 7045 // writer 7046 synchronized (mPackages) { 7047 mSettings.mReadMessages.append(msg); 7048 mSettings.mReadMessages.append('\n'); 7049 uidError = true; 7050 if (!pkgSetting.uidError) { 7051 reportSettingsProblem(Log.ERROR, msg); 7052 } 7053 } 7054 } 7055 } 7056 pkg.applicationInfo.dataDir = dataPath.getPath(); 7057 if (mShouldRestoreconData) { 7058 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7059 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7060 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7061 } 7062 } else { 7063 if (DEBUG_PACKAGE_SCANNING) { 7064 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7065 Log.v(TAG, "Want this data dir: " + dataPath); 7066 } 7067 //invoke installer to do the actual installation 7068 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7069 pkg.applicationInfo.seinfo); 7070 if (ret < 0) { 7071 // Error from installer 7072 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7073 "Unable to create data dirs [errorCode=" + ret + "]"); 7074 } 7075 7076 if (dataPath.exists()) { 7077 pkg.applicationInfo.dataDir = dataPath.getPath(); 7078 } else { 7079 Slog.w(TAG, "Unable to create data directory: " + dataPath); 7080 pkg.applicationInfo.dataDir = null; 7081 } 7082 } 7083 7084 pkgSetting.uidError = uidError; 7085 } 7086 7087 final String path = scanFile.getPath(); 7088 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7089 7090 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7091 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7092 7093 // Some system apps still use directory structure for native libraries 7094 // in which case we might end up not detecting abi solely based on apk 7095 // structure. Try to detect abi based on directory structure. 7096 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7097 pkg.applicationInfo.primaryCpuAbi == null) { 7098 setBundledAppAbisAndRoots(pkg, pkgSetting); 7099 setNativeLibraryPaths(pkg); 7100 } 7101 7102 } else { 7103 if ((scanFlags & SCAN_MOVE) != 0) { 7104 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7105 // but we already have this packages package info in the PackageSetting. We just 7106 // use that and derive the native library path based on the new codepath. 7107 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7108 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7109 } 7110 7111 // Set native library paths again. For moves, the path will be updated based on the 7112 // ABIs we've determined above. For non-moves, the path will be updated based on the 7113 // ABIs we determined during compilation, but the path will depend on the final 7114 // package path (after the rename away from the stage path). 7115 setNativeLibraryPaths(pkg); 7116 } 7117 7118 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7119 final int[] userIds = sUserManager.getUserIds(); 7120 synchronized (mInstallLock) { 7121 // Make sure all user data directories are ready to roll; we're okay 7122 // if they already exist 7123 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7124 for (int userId : userIds) { 7125 if (userId != 0) { 7126 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7127 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7128 pkg.applicationInfo.seinfo); 7129 } 7130 } 7131 } 7132 7133 // Create a native library symlink only if we have native libraries 7134 // and if the native libraries are 32 bit libraries. We do not provide 7135 // this symlink for 64 bit libraries. 7136 if (pkg.applicationInfo.primaryCpuAbi != null && 7137 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7138 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7139 try { 7140 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7141 for (int userId : userIds) { 7142 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7143 nativeLibPath, userId) < 0) { 7144 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7145 "Failed linking native library dir (user=" + userId + ")"); 7146 } 7147 } 7148 } finally { 7149 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7150 } 7151 } 7152 } 7153 7154 // This is a special case for the "system" package, where the ABI is 7155 // dictated by the zygote configuration (and init.rc). We should keep track 7156 // of this ABI so that we can deal with "normal" applications that run under 7157 // the same UID correctly. 7158 if (mPlatformPackage == pkg) { 7159 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7160 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7161 } 7162 7163 // If there's a mismatch between the abi-override in the package setting 7164 // and the abiOverride specified for the install. Warn about this because we 7165 // would've already compiled the app without taking the package setting into 7166 // account. 7167 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7168 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7169 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7170 " for package: " + pkg.packageName); 7171 } 7172 } 7173 7174 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7175 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7176 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7177 7178 // Copy the derived override back to the parsed package, so that we can 7179 // update the package settings accordingly. 7180 pkg.cpuAbiOverride = cpuAbiOverride; 7181 7182 if (DEBUG_ABI_SELECTION) { 7183 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7184 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7185 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7186 } 7187 7188 // Push the derived path down into PackageSettings so we know what to 7189 // clean up at uninstall time. 7190 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7191 7192 if (DEBUG_ABI_SELECTION) { 7193 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7194 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7195 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7196 } 7197 7198 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7199 // We don't do this here during boot because we can do it all 7200 // at once after scanning all existing packages. 7201 // 7202 // We also do this *before* we perform dexopt on this package, so that 7203 // we can avoid redundant dexopts, and also to make sure we've got the 7204 // code and package path correct. 7205 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7206 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7207 } 7208 7209 if ((scanFlags & SCAN_NO_DEX) == 0) { 7210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7211 7212 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7213 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7214 (scanFlags & SCAN_BOOTING) == 0); 7215 7216 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7217 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7218 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7219 } 7220 } 7221 if (mFactoryTest && pkg.requestedPermissions.contains( 7222 android.Manifest.permission.FACTORY_TEST)) { 7223 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7224 } 7225 7226 ArrayList<PackageParser.Package> clientLibPkgs = null; 7227 7228 // writer 7229 synchronized (mPackages) { 7230 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7231 // Only system apps can add new shared libraries. 7232 if (pkg.libraryNames != null) { 7233 for (int i=0; i<pkg.libraryNames.size(); i++) { 7234 String name = pkg.libraryNames.get(i); 7235 boolean allowed = false; 7236 if (pkg.isUpdatedSystemApp()) { 7237 // New library entries can only be added through the 7238 // system image. This is important to get rid of a lot 7239 // of nasty edge cases: for example if we allowed a non- 7240 // system update of the app to add a library, then uninstalling 7241 // the update would make the library go away, and assumptions 7242 // we made such as through app install filtering would now 7243 // have allowed apps on the device which aren't compatible 7244 // with it. Better to just have the restriction here, be 7245 // conservative, and create many fewer cases that can negatively 7246 // impact the user experience. 7247 final PackageSetting sysPs = mSettings 7248 .getDisabledSystemPkgLPr(pkg.packageName); 7249 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7250 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7251 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7252 allowed = true; 7253 allowed = true; 7254 break; 7255 } 7256 } 7257 } 7258 } else { 7259 allowed = true; 7260 } 7261 if (allowed) { 7262 if (!mSharedLibraries.containsKey(name)) { 7263 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7264 } else if (!name.equals(pkg.packageName)) { 7265 Slog.w(TAG, "Package " + pkg.packageName + " library " 7266 + name + " already exists; skipping"); 7267 } 7268 } else { 7269 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7270 + name + " that is not declared on system image; skipping"); 7271 } 7272 } 7273 if ((scanFlags&SCAN_BOOTING) == 0) { 7274 // If we are not booting, we need to update any applications 7275 // that are clients of our shared library. If we are booting, 7276 // this will all be done once the scan is complete. 7277 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7278 } 7279 } 7280 } 7281 } 7282 7283 // We also need to dexopt any apps that are dependent on this library. Note that 7284 // if these fail, we should abort the install since installing the library will 7285 // result in some apps being broken. 7286 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7287 try { 7288 if (clientLibPkgs != null) { 7289 if ((scanFlags & SCAN_NO_DEX) == 0) { 7290 for (int i = 0; i < clientLibPkgs.size(); i++) { 7291 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7292 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7293 null /* instruction sets */, forceDex, 7294 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7295 (scanFlags & SCAN_BOOTING) == 0); 7296 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7297 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7298 "scanPackageLI failed to dexopt clientLibPkgs"); 7299 } 7300 } 7301 } 7302 } 7303 } finally { 7304 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7305 } 7306 7307 // Request the ActivityManager to kill the process(only for existing packages) 7308 // so that we do not end up in a confused state while the user is still using the older 7309 // version of the application while the new one gets installed. 7310 if ((scanFlags & SCAN_REPLACING) != 0) { 7311 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7312 7313 killApplication(pkg.applicationInfo.packageName, 7314 pkg.applicationInfo.uid, "replace pkg"); 7315 7316 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7317 } 7318 7319 // Also need to kill any apps that are dependent on the library. 7320 if (clientLibPkgs != null) { 7321 for (int i=0; i<clientLibPkgs.size(); i++) { 7322 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7323 killApplication(clientPkg.applicationInfo.packageName, 7324 clientPkg.applicationInfo.uid, "update lib"); 7325 } 7326 } 7327 7328 // Make sure we're not adding any bogus keyset info 7329 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7330 ksms.assertScannedPackageValid(pkg); 7331 7332 // writer 7333 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7334 7335 boolean createIdmapFailed = false; 7336 synchronized (mPackages) { 7337 // We don't expect installation to fail beyond this point 7338 7339 // Add the new setting to mSettings 7340 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7341 // Add the new setting to mPackages 7342 mPackages.put(pkg.applicationInfo.packageName, pkg); 7343 // Make sure we don't accidentally delete its data. 7344 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7345 while (iter.hasNext()) { 7346 PackageCleanItem item = iter.next(); 7347 if (pkgName.equals(item.packageName)) { 7348 iter.remove(); 7349 } 7350 } 7351 7352 // Take care of first install / last update times. 7353 if (currentTime != 0) { 7354 if (pkgSetting.firstInstallTime == 0) { 7355 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7356 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7357 pkgSetting.lastUpdateTime = currentTime; 7358 } 7359 } else if (pkgSetting.firstInstallTime == 0) { 7360 // We need *something*. Take time time stamp of the file. 7361 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7362 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7363 if (scanFileTime != pkgSetting.timeStamp) { 7364 // A package on the system image has changed; consider this 7365 // to be an update. 7366 pkgSetting.lastUpdateTime = scanFileTime; 7367 } 7368 } 7369 7370 // Add the package's KeySets to the global KeySetManagerService 7371 ksms.addScannedPackageLPw(pkg); 7372 7373 int N = pkg.providers.size(); 7374 StringBuilder r = null; 7375 int i; 7376 for (i=0; i<N; i++) { 7377 PackageParser.Provider p = pkg.providers.get(i); 7378 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7379 p.info.processName, pkg.applicationInfo.uid); 7380 mProviders.addProvider(p); 7381 p.syncable = p.info.isSyncable; 7382 if (p.info.authority != null) { 7383 String names[] = p.info.authority.split(";"); 7384 p.info.authority = null; 7385 for (int j = 0; j < names.length; j++) { 7386 if (j == 1 && p.syncable) { 7387 // We only want the first authority for a provider to possibly be 7388 // syncable, so if we already added this provider using a different 7389 // authority clear the syncable flag. We copy the provider before 7390 // changing it because the mProviders object contains a reference 7391 // to a provider that we don't want to change. 7392 // Only do this for the second authority since the resulting provider 7393 // object can be the same for all future authorities for this provider. 7394 p = new PackageParser.Provider(p); 7395 p.syncable = false; 7396 } 7397 if (!mProvidersByAuthority.containsKey(names[j])) { 7398 mProvidersByAuthority.put(names[j], p); 7399 if (p.info.authority == null) { 7400 p.info.authority = names[j]; 7401 } else { 7402 p.info.authority = p.info.authority + ";" + names[j]; 7403 } 7404 if (DEBUG_PACKAGE_SCANNING) { 7405 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7406 Log.d(TAG, "Registered content provider: " + names[j] 7407 + ", className = " + p.info.name + ", isSyncable = " 7408 + p.info.isSyncable); 7409 } 7410 } else { 7411 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7412 Slog.w(TAG, "Skipping provider name " + names[j] + 7413 " (in package " + pkg.applicationInfo.packageName + 7414 "): name already used by " 7415 + ((other != null && other.getComponentName() != null) 7416 ? other.getComponentName().getPackageName() : "?")); 7417 } 7418 } 7419 } 7420 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7421 if (r == null) { 7422 r = new StringBuilder(256); 7423 } else { 7424 r.append(' '); 7425 } 7426 r.append(p.info.name); 7427 } 7428 } 7429 if (r != null) { 7430 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7431 } 7432 7433 N = pkg.services.size(); 7434 r = null; 7435 for (i=0; i<N; i++) { 7436 PackageParser.Service s = pkg.services.get(i); 7437 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7438 s.info.processName, pkg.applicationInfo.uid); 7439 mServices.addService(s); 7440 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7441 if (r == null) { 7442 r = new StringBuilder(256); 7443 } else { 7444 r.append(' '); 7445 } 7446 r.append(s.info.name); 7447 } 7448 } 7449 if (r != null) { 7450 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7451 } 7452 7453 N = pkg.receivers.size(); 7454 r = null; 7455 for (i=0; i<N; i++) { 7456 PackageParser.Activity a = pkg.receivers.get(i); 7457 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7458 a.info.processName, pkg.applicationInfo.uid); 7459 mReceivers.addActivity(a, "receiver"); 7460 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7461 if (r == null) { 7462 r = new StringBuilder(256); 7463 } else { 7464 r.append(' '); 7465 } 7466 r.append(a.info.name); 7467 } 7468 } 7469 if (r != null) { 7470 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7471 } 7472 7473 N = pkg.activities.size(); 7474 r = null; 7475 for (i=0; i<N; i++) { 7476 PackageParser.Activity a = pkg.activities.get(i); 7477 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7478 a.info.processName, pkg.applicationInfo.uid); 7479 mActivities.addActivity(a, "activity"); 7480 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7481 if (r == null) { 7482 r = new StringBuilder(256); 7483 } else { 7484 r.append(' '); 7485 } 7486 r.append(a.info.name); 7487 } 7488 } 7489 if (r != null) { 7490 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7491 } 7492 7493 N = pkg.permissionGroups.size(); 7494 r = null; 7495 for (i=0; i<N; i++) { 7496 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7497 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7498 if (cur == null) { 7499 mPermissionGroups.put(pg.info.name, pg); 7500 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7501 if (r == null) { 7502 r = new StringBuilder(256); 7503 } else { 7504 r.append(' '); 7505 } 7506 r.append(pg.info.name); 7507 } 7508 } else { 7509 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7510 + pg.info.packageName + " ignored: original from " 7511 + cur.info.packageName); 7512 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7513 if (r == null) { 7514 r = new StringBuilder(256); 7515 } else { 7516 r.append(' '); 7517 } 7518 r.append("DUP:"); 7519 r.append(pg.info.name); 7520 } 7521 } 7522 } 7523 if (r != null) { 7524 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7525 } 7526 7527 N = pkg.permissions.size(); 7528 r = null; 7529 for (i=0; i<N; i++) { 7530 PackageParser.Permission p = pkg.permissions.get(i); 7531 7532 // Assume by default that we did not install this permission into the system. 7533 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7534 7535 // Now that permission groups have a special meaning, we ignore permission 7536 // groups for legacy apps to prevent unexpected behavior. In particular, 7537 // permissions for one app being granted to someone just becuase they happen 7538 // to be in a group defined by another app (before this had no implications). 7539 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7540 p.group = mPermissionGroups.get(p.info.group); 7541 // Warn for a permission in an unknown group. 7542 if (p.info.group != null && p.group == null) { 7543 Slog.w(TAG, "Permission " + p.info.name + " from package " 7544 + p.info.packageName + " in an unknown group " + p.info.group); 7545 } 7546 } 7547 7548 ArrayMap<String, BasePermission> permissionMap = 7549 p.tree ? mSettings.mPermissionTrees 7550 : mSettings.mPermissions; 7551 BasePermission bp = permissionMap.get(p.info.name); 7552 7553 // Allow system apps to redefine non-system permissions 7554 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7555 final boolean currentOwnerIsSystem = (bp.perm != null 7556 && isSystemApp(bp.perm.owner)); 7557 if (isSystemApp(p.owner)) { 7558 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7559 // It's a built-in permission and no owner, take ownership now 7560 bp.packageSetting = pkgSetting; 7561 bp.perm = p; 7562 bp.uid = pkg.applicationInfo.uid; 7563 bp.sourcePackage = p.info.packageName; 7564 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7565 } else if (!currentOwnerIsSystem) { 7566 String msg = "New decl " + p.owner + " of permission " 7567 + p.info.name + " is system; overriding " + bp.sourcePackage; 7568 reportSettingsProblem(Log.WARN, msg); 7569 bp = null; 7570 } 7571 } 7572 } 7573 7574 if (bp == null) { 7575 bp = new BasePermission(p.info.name, p.info.packageName, 7576 BasePermission.TYPE_NORMAL); 7577 permissionMap.put(p.info.name, bp); 7578 } 7579 7580 if (bp.perm == null) { 7581 if (bp.sourcePackage == null 7582 || bp.sourcePackage.equals(p.info.packageName)) { 7583 BasePermission tree = findPermissionTreeLP(p.info.name); 7584 if (tree == null 7585 || tree.sourcePackage.equals(p.info.packageName)) { 7586 bp.packageSetting = pkgSetting; 7587 bp.perm = p; 7588 bp.uid = pkg.applicationInfo.uid; 7589 bp.sourcePackage = p.info.packageName; 7590 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7591 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7592 if (r == null) { 7593 r = new StringBuilder(256); 7594 } else { 7595 r.append(' '); 7596 } 7597 r.append(p.info.name); 7598 } 7599 } else { 7600 Slog.w(TAG, "Permission " + p.info.name + " from package " 7601 + p.info.packageName + " ignored: base tree " 7602 + tree.name + " is from package " 7603 + tree.sourcePackage); 7604 } 7605 } else { 7606 Slog.w(TAG, "Permission " + p.info.name + " from package " 7607 + p.info.packageName + " ignored: original from " 7608 + bp.sourcePackage); 7609 } 7610 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7611 if (r == null) { 7612 r = new StringBuilder(256); 7613 } else { 7614 r.append(' '); 7615 } 7616 r.append("DUP:"); 7617 r.append(p.info.name); 7618 } 7619 if (bp.perm == p) { 7620 bp.protectionLevel = p.info.protectionLevel; 7621 } 7622 } 7623 7624 if (r != null) { 7625 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7626 } 7627 7628 N = pkg.instrumentation.size(); 7629 r = null; 7630 for (i=0; i<N; i++) { 7631 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7632 a.info.packageName = pkg.applicationInfo.packageName; 7633 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7634 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7635 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7636 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7637 a.info.dataDir = pkg.applicationInfo.dataDir; 7638 7639 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7640 // need other information about the application, like the ABI and what not ? 7641 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7642 mInstrumentation.put(a.getComponentName(), a); 7643 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7644 if (r == null) { 7645 r = new StringBuilder(256); 7646 } else { 7647 r.append(' '); 7648 } 7649 r.append(a.info.name); 7650 } 7651 } 7652 if (r != null) { 7653 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7654 } 7655 7656 if (pkg.protectedBroadcasts != null) { 7657 N = pkg.protectedBroadcasts.size(); 7658 for (i=0; i<N; i++) { 7659 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7660 } 7661 } 7662 7663 pkgSetting.setTimeStamp(scanFileTime); 7664 7665 // Create idmap files for pairs of (packages, overlay packages). 7666 // Note: "android", ie framework-res.apk, is handled by native layers. 7667 if (pkg.mOverlayTarget != null) { 7668 // This is an overlay package. 7669 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7670 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7671 mOverlays.put(pkg.mOverlayTarget, 7672 new ArrayMap<String, PackageParser.Package>()); 7673 } 7674 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7675 map.put(pkg.packageName, pkg); 7676 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7677 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7678 createIdmapFailed = true; 7679 } 7680 } 7681 } else if (mOverlays.containsKey(pkg.packageName) && 7682 !pkg.packageName.equals("android")) { 7683 // This is a regular package, with one or more known overlay packages. 7684 createIdmapsForPackageLI(pkg); 7685 } 7686 } 7687 7688 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7689 7690 if (createIdmapFailed) { 7691 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7692 "scanPackageLI failed to createIdmap"); 7693 } 7694 return pkg; 7695 } 7696 7697 /** 7698 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7699 * is derived purely on the basis of the contents of {@code scanFile} and 7700 * {@code cpuAbiOverride}. 7701 * 7702 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7703 */ 7704 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7705 String cpuAbiOverride, boolean extractLibs) 7706 throws PackageManagerException { 7707 // TODO: We can probably be smarter about this stuff. For installed apps, 7708 // we can calculate this information at install time once and for all. For 7709 // system apps, we can probably assume that this information doesn't change 7710 // after the first boot scan. As things stand, we do lots of unnecessary work. 7711 7712 // Give ourselves some initial paths; we'll come back for another 7713 // pass once we've determined ABI below. 7714 setNativeLibraryPaths(pkg); 7715 7716 // We would never need to extract libs for forward-locked and external packages, 7717 // since the container service will do it for us. We shouldn't attempt to 7718 // extract libs from system app when it was not updated. 7719 if (pkg.isForwardLocked() || isExternal(pkg) || 7720 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7721 extractLibs = false; 7722 } 7723 7724 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7725 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7726 7727 NativeLibraryHelper.Handle handle = null; 7728 try { 7729 handle = NativeLibraryHelper.Handle.create(pkg); 7730 // TODO(multiArch): This can be null for apps that didn't go through the 7731 // usual installation process. We can calculate it again, like we 7732 // do during install time. 7733 // 7734 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7735 // unnecessary. 7736 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7737 7738 // Null out the abis so that they can be recalculated. 7739 pkg.applicationInfo.primaryCpuAbi = null; 7740 pkg.applicationInfo.secondaryCpuAbi = null; 7741 if (isMultiArch(pkg.applicationInfo)) { 7742 // Warn if we've set an abiOverride for multi-lib packages.. 7743 // By definition, we need to copy both 32 and 64 bit libraries for 7744 // such packages. 7745 if (pkg.cpuAbiOverride != null 7746 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7747 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7748 } 7749 7750 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7751 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7752 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7753 if (extractLibs) { 7754 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7755 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7756 useIsaSpecificSubdirs); 7757 } else { 7758 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7759 } 7760 } 7761 7762 maybeThrowExceptionForMultiArchCopy( 7763 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7764 7765 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7766 if (extractLibs) { 7767 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7768 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7769 useIsaSpecificSubdirs); 7770 } else { 7771 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7772 } 7773 } 7774 7775 maybeThrowExceptionForMultiArchCopy( 7776 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7777 7778 if (abi64 >= 0) { 7779 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7780 } 7781 7782 if (abi32 >= 0) { 7783 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7784 if (abi64 >= 0) { 7785 pkg.applicationInfo.secondaryCpuAbi = abi; 7786 } else { 7787 pkg.applicationInfo.primaryCpuAbi = abi; 7788 } 7789 } 7790 } else { 7791 String[] abiList = (cpuAbiOverride != null) ? 7792 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7793 7794 // Enable gross and lame hacks for apps that are built with old 7795 // SDK tools. We must scan their APKs for renderscript bitcode and 7796 // not launch them if it's present. Don't bother checking on devices 7797 // that don't have 64 bit support. 7798 boolean needsRenderScriptOverride = false; 7799 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7800 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7801 abiList = Build.SUPPORTED_32_BIT_ABIS; 7802 needsRenderScriptOverride = true; 7803 } 7804 7805 final int copyRet; 7806 if (extractLibs) { 7807 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7808 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7809 } else { 7810 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7811 } 7812 7813 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7814 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7815 "Error unpackaging native libs for app, errorCode=" + copyRet); 7816 } 7817 7818 if (copyRet >= 0) { 7819 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7820 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7821 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7822 } else if (needsRenderScriptOverride) { 7823 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7824 } 7825 } 7826 } catch (IOException ioe) { 7827 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7828 } finally { 7829 IoUtils.closeQuietly(handle); 7830 } 7831 7832 // Now that we've calculated the ABIs and determined if it's an internal app, 7833 // we will go ahead and populate the nativeLibraryPath. 7834 setNativeLibraryPaths(pkg); 7835 } 7836 7837 /** 7838 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7839 * i.e, so that all packages can be run inside a single process if required. 7840 * 7841 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7842 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7843 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7844 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7845 * updating a package that belongs to a shared user. 7846 * 7847 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7848 * adds unnecessary complexity. 7849 */ 7850 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7851 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7852 boolean bootComplete) { 7853 String requiredInstructionSet = null; 7854 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7855 requiredInstructionSet = VMRuntime.getInstructionSet( 7856 scannedPackage.applicationInfo.primaryCpuAbi); 7857 } 7858 7859 PackageSetting requirer = null; 7860 for (PackageSetting ps : packagesForUser) { 7861 // If packagesForUser contains scannedPackage, we skip it. This will happen 7862 // when scannedPackage is an update of an existing package. Without this check, 7863 // we will never be able to change the ABI of any package belonging to a shared 7864 // user, even if it's compatible with other packages. 7865 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7866 if (ps.primaryCpuAbiString == null) { 7867 continue; 7868 } 7869 7870 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7871 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7872 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7873 // this but there's not much we can do. 7874 String errorMessage = "Instruction set mismatch, " 7875 + ((requirer == null) ? "[caller]" : requirer) 7876 + " requires " + requiredInstructionSet + " whereas " + ps 7877 + " requires " + instructionSet; 7878 Slog.w(TAG, errorMessage); 7879 } 7880 7881 if (requiredInstructionSet == null) { 7882 requiredInstructionSet = instructionSet; 7883 requirer = ps; 7884 } 7885 } 7886 } 7887 7888 if (requiredInstructionSet != null) { 7889 String adjustedAbi; 7890 if (requirer != null) { 7891 // requirer != null implies that either scannedPackage was null or that scannedPackage 7892 // did not require an ABI, in which case we have to adjust scannedPackage to match 7893 // the ABI of the set (which is the same as requirer's ABI) 7894 adjustedAbi = requirer.primaryCpuAbiString; 7895 if (scannedPackage != null) { 7896 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7897 } 7898 } else { 7899 // requirer == null implies that we're updating all ABIs in the set to 7900 // match scannedPackage. 7901 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7902 } 7903 7904 for (PackageSetting ps : packagesForUser) { 7905 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7906 if (ps.primaryCpuAbiString != null) { 7907 continue; 7908 } 7909 7910 ps.primaryCpuAbiString = adjustedAbi; 7911 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7912 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7913 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7914 7915 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7916 7917 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7918 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7919 bootComplete); 7920 7921 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7922 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7923 ps.primaryCpuAbiString = null; 7924 ps.pkg.applicationInfo.primaryCpuAbi = null; 7925 return; 7926 } else { 7927 mInstaller.rmdex(ps.codePathString, 7928 getDexCodeInstructionSet(getPreferredInstructionSet())); 7929 } 7930 } 7931 } 7932 } 7933 } 7934 } 7935 7936 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7937 synchronized (mPackages) { 7938 mResolverReplaced = true; 7939 // Set up information for custom user intent resolution activity. 7940 mResolveActivity.applicationInfo = pkg.applicationInfo; 7941 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7942 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7943 mResolveActivity.processName = pkg.applicationInfo.packageName; 7944 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7945 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7946 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7947 mResolveActivity.theme = 0; 7948 mResolveActivity.exported = true; 7949 mResolveActivity.enabled = true; 7950 mResolveInfo.activityInfo = mResolveActivity; 7951 mResolveInfo.priority = 0; 7952 mResolveInfo.preferredOrder = 0; 7953 mResolveInfo.match = 0; 7954 mResolveComponentName = mCustomResolverComponentName; 7955 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7956 mResolveComponentName); 7957 } 7958 } 7959 7960 private static String calculateBundledApkRoot(final String codePathString) { 7961 final File codePath = new File(codePathString); 7962 final File codeRoot; 7963 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7964 codeRoot = Environment.getRootDirectory(); 7965 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7966 codeRoot = Environment.getOemDirectory(); 7967 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7968 codeRoot = Environment.getVendorDirectory(); 7969 } else { 7970 // Unrecognized code path; take its top real segment as the apk root: 7971 // e.g. /something/app/blah.apk => /something 7972 try { 7973 File f = codePath.getCanonicalFile(); 7974 File parent = f.getParentFile(); // non-null because codePath is a file 7975 File tmp; 7976 while ((tmp = parent.getParentFile()) != null) { 7977 f = parent; 7978 parent = tmp; 7979 } 7980 codeRoot = f; 7981 Slog.w(TAG, "Unrecognized code path " 7982 + codePath + " - using " + codeRoot); 7983 } catch (IOException e) { 7984 // Can't canonicalize the code path -- shenanigans? 7985 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7986 return Environment.getRootDirectory().getPath(); 7987 } 7988 } 7989 return codeRoot.getPath(); 7990 } 7991 7992 /** 7993 * Derive and set the location of native libraries for the given package, 7994 * which varies depending on where and how the package was installed. 7995 */ 7996 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7997 final ApplicationInfo info = pkg.applicationInfo; 7998 final String codePath = pkg.codePath; 7999 final File codeFile = new File(codePath); 8000 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8001 final boolean asecApp = info.isForwardLocked() || isExternal(info); 8002 8003 info.nativeLibraryRootDir = null; 8004 info.nativeLibraryRootRequiresIsa = false; 8005 info.nativeLibraryDir = null; 8006 info.secondaryNativeLibraryDir = null; 8007 8008 if (isApkFile(codeFile)) { 8009 // Monolithic install 8010 if (bundledApp) { 8011 // If "/system/lib64/apkname" exists, assume that is the per-package 8012 // native library directory to use; otherwise use "/system/lib/apkname". 8013 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8014 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8015 getPrimaryInstructionSet(info)); 8016 8017 // This is a bundled system app so choose the path based on the ABI. 8018 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8019 // is just the default path. 8020 final String apkName = deriveCodePathName(codePath); 8021 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8022 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8023 apkName).getAbsolutePath(); 8024 8025 if (info.secondaryCpuAbi != null) { 8026 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8027 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8028 secondaryLibDir, apkName).getAbsolutePath(); 8029 } 8030 } else if (asecApp) { 8031 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8032 .getAbsolutePath(); 8033 } else { 8034 final String apkName = deriveCodePathName(codePath); 8035 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8036 .getAbsolutePath(); 8037 } 8038 8039 info.nativeLibraryRootRequiresIsa = false; 8040 info.nativeLibraryDir = info.nativeLibraryRootDir; 8041 } else { 8042 // Cluster install 8043 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8044 info.nativeLibraryRootRequiresIsa = true; 8045 8046 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8047 getPrimaryInstructionSet(info)).getAbsolutePath(); 8048 8049 if (info.secondaryCpuAbi != null) { 8050 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8051 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8052 } 8053 } 8054 } 8055 8056 /** 8057 * Calculate the abis and roots for a bundled app. These can uniquely 8058 * be determined from the contents of the system partition, i.e whether 8059 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8060 * of this information, and instead assume that the system was built 8061 * sensibly. 8062 */ 8063 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8064 PackageSetting pkgSetting) { 8065 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8066 8067 // If "/system/lib64/apkname" exists, assume that is the per-package 8068 // native library directory to use; otherwise use "/system/lib/apkname". 8069 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8070 setBundledAppAbi(pkg, apkRoot, apkName); 8071 // pkgSetting might be null during rescan following uninstall of updates 8072 // to a bundled app, so accommodate that possibility. The settings in 8073 // that case will be established later from the parsed package. 8074 // 8075 // If the settings aren't null, sync them up with what we've just derived. 8076 // note that apkRoot isn't stored in the package settings. 8077 if (pkgSetting != null) { 8078 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8079 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8080 } 8081 } 8082 8083 /** 8084 * Deduces the ABI of a bundled app and sets the relevant fields on the 8085 * parsed pkg object. 8086 * 8087 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8088 * under which system libraries are installed. 8089 * @param apkName the name of the installed package. 8090 */ 8091 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8092 final File codeFile = new File(pkg.codePath); 8093 8094 final boolean has64BitLibs; 8095 final boolean has32BitLibs; 8096 if (isApkFile(codeFile)) { 8097 // Monolithic install 8098 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8099 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8100 } else { 8101 // Cluster install 8102 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8103 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8104 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8105 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8106 has64BitLibs = (new File(rootDir, isa)).exists(); 8107 } else { 8108 has64BitLibs = false; 8109 } 8110 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8111 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8112 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8113 has32BitLibs = (new File(rootDir, isa)).exists(); 8114 } else { 8115 has32BitLibs = false; 8116 } 8117 } 8118 8119 if (has64BitLibs && !has32BitLibs) { 8120 // The package has 64 bit libs, but not 32 bit libs. Its primary 8121 // ABI should be 64 bit. We can safely assume here that the bundled 8122 // native libraries correspond to the most preferred ABI in the list. 8123 8124 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8125 pkg.applicationInfo.secondaryCpuAbi = null; 8126 } else if (has32BitLibs && !has64BitLibs) { 8127 // The package has 32 bit libs but not 64 bit libs. Its primary 8128 // ABI should be 32 bit. 8129 8130 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8131 pkg.applicationInfo.secondaryCpuAbi = null; 8132 } else if (has32BitLibs && has64BitLibs) { 8133 // The application has both 64 and 32 bit bundled libraries. We check 8134 // here that the app declares multiArch support, and warn if it doesn't. 8135 // 8136 // We will be lenient here and record both ABIs. The primary will be the 8137 // ABI that's higher on the list, i.e, a device that's configured to prefer 8138 // 64 bit apps will see a 64 bit primary ABI, 8139 8140 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8141 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8142 } 8143 8144 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8145 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8146 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8147 } else { 8148 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8149 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8150 } 8151 } else { 8152 pkg.applicationInfo.primaryCpuAbi = null; 8153 pkg.applicationInfo.secondaryCpuAbi = null; 8154 } 8155 } 8156 8157 private void killApplication(String pkgName, int appId, String reason) { 8158 // Request the ActivityManager to kill the process(only for existing packages) 8159 // so that we do not end up in a confused state while the user is still using the older 8160 // version of the application while the new one gets installed. 8161 IActivityManager am = ActivityManagerNative.getDefault(); 8162 if (am != null) { 8163 try { 8164 am.killApplicationWithAppId(pkgName, appId, reason); 8165 } catch (RemoteException e) { 8166 } 8167 } 8168 } 8169 8170 void removePackageLI(PackageSetting ps, boolean chatty) { 8171 if (DEBUG_INSTALL) { 8172 if (chatty) 8173 Log.d(TAG, "Removing package " + ps.name); 8174 } 8175 8176 // writer 8177 synchronized (mPackages) { 8178 mPackages.remove(ps.name); 8179 final PackageParser.Package pkg = ps.pkg; 8180 if (pkg != null) { 8181 cleanPackageDataStructuresLILPw(pkg, chatty); 8182 } 8183 } 8184 } 8185 8186 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8187 if (DEBUG_INSTALL) { 8188 if (chatty) 8189 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8190 } 8191 8192 // writer 8193 synchronized (mPackages) { 8194 mPackages.remove(pkg.applicationInfo.packageName); 8195 cleanPackageDataStructuresLILPw(pkg, chatty); 8196 } 8197 } 8198 8199 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8200 int N = pkg.providers.size(); 8201 StringBuilder r = null; 8202 int i; 8203 for (i=0; i<N; i++) { 8204 PackageParser.Provider p = pkg.providers.get(i); 8205 mProviders.removeProvider(p); 8206 if (p.info.authority == null) { 8207 8208 /* There was another ContentProvider with this authority when 8209 * this app was installed so this authority is null, 8210 * Ignore it as we don't have to unregister the provider. 8211 */ 8212 continue; 8213 } 8214 String names[] = p.info.authority.split(";"); 8215 for (int j = 0; j < names.length; j++) { 8216 if (mProvidersByAuthority.get(names[j]) == p) { 8217 mProvidersByAuthority.remove(names[j]); 8218 if (DEBUG_REMOVE) { 8219 if (chatty) 8220 Log.d(TAG, "Unregistered content provider: " + names[j] 8221 + ", className = " + p.info.name + ", isSyncable = " 8222 + p.info.isSyncable); 8223 } 8224 } 8225 } 8226 if (DEBUG_REMOVE && chatty) { 8227 if (r == null) { 8228 r = new StringBuilder(256); 8229 } else { 8230 r.append(' '); 8231 } 8232 r.append(p.info.name); 8233 } 8234 } 8235 if (r != null) { 8236 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8237 } 8238 8239 N = pkg.services.size(); 8240 r = null; 8241 for (i=0; i<N; i++) { 8242 PackageParser.Service s = pkg.services.get(i); 8243 mServices.removeService(s); 8244 if (chatty) { 8245 if (r == null) { 8246 r = new StringBuilder(256); 8247 } else { 8248 r.append(' '); 8249 } 8250 r.append(s.info.name); 8251 } 8252 } 8253 if (r != null) { 8254 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8255 } 8256 8257 N = pkg.receivers.size(); 8258 r = null; 8259 for (i=0; i<N; i++) { 8260 PackageParser.Activity a = pkg.receivers.get(i); 8261 mReceivers.removeActivity(a, "receiver"); 8262 if (DEBUG_REMOVE && chatty) { 8263 if (r == null) { 8264 r = new StringBuilder(256); 8265 } else { 8266 r.append(' '); 8267 } 8268 r.append(a.info.name); 8269 } 8270 } 8271 if (r != null) { 8272 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8273 } 8274 8275 N = pkg.activities.size(); 8276 r = null; 8277 for (i=0; i<N; i++) { 8278 PackageParser.Activity a = pkg.activities.get(i); 8279 mActivities.removeActivity(a, "activity"); 8280 if (DEBUG_REMOVE && chatty) { 8281 if (r == null) { 8282 r = new StringBuilder(256); 8283 } else { 8284 r.append(' '); 8285 } 8286 r.append(a.info.name); 8287 } 8288 } 8289 if (r != null) { 8290 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8291 } 8292 8293 N = pkg.permissions.size(); 8294 r = null; 8295 for (i=0; i<N; i++) { 8296 PackageParser.Permission p = pkg.permissions.get(i); 8297 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8298 if (bp == null) { 8299 bp = mSettings.mPermissionTrees.get(p.info.name); 8300 } 8301 if (bp != null && bp.perm == p) { 8302 bp.perm = null; 8303 if (DEBUG_REMOVE && chatty) { 8304 if (r == null) { 8305 r = new StringBuilder(256); 8306 } else { 8307 r.append(' '); 8308 } 8309 r.append(p.info.name); 8310 } 8311 } 8312 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8313 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8314 if (appOpPerms != null) { 8315 appOpPerms.remove(pkg.packageName); 8316 } 8317 } 8318 } 8319 if (r != null) { 8320 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8321 } 8322 8323 N = pkg.requestedPermissions.size(); 8324 r = null; 8325 for (i=0; i<N; i++) { 8326 String perm = pkg.requestedPermissions.get(i); 8327 BasePermission bp = mSettings.mPermissions.get(perm); 8328 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8329 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8330 if (appOpPerms != null) { 8331 appOpPerms.remove(pkg.packageName); 8332 if (appOpPerms.isEmpty()) { 8333 mAppOpPermissionPackages.remove(perm); 8334 } 8335 } 8336 } 8337 } 8338 if (r != null) { 8339 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8340 } 8341 8342 N = pkg.instrumentation.size(); 8343 r = null; 8344 for (i=0; i<N; i++) { 8345 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8346 mInstrumentation.remove(a.getComponentName()); 8347 if (DEBUG_REMOVE && chatty) { 8348 if (r == null) { 8349 r = new StringBuilder(256); 8350 } else { 8351 r.append(' '); 8352 } 8353 r.append(a.info.name); 8354 } 8355 } 8356 if (r != null) { 8357 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8358 } 8359 8360 r = null; 8361 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8362 // Only system apps can hold shared libraries. 8363 if (pkg.libraryNames != null) { 8364 for (i=0; i<pkg.libraryNames.size(); i++) { 8365 String name = pkg.libraryNames.get(i); 8366 SharedLibraryEntry cur = mSharedLibraries.get(name); 8367 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8368 mSharedLibraries.remove(name); 8369 if (DEBUG_REMOVE && chatty) { 8370 if (r == null) { 8371 r = new StringBuilder(256); 8372 } else { 8373 r.append(' '); 8374 } 8375 r.append(name); 8376 } 8377 } 8378 } 8379 } 8380 } 8381 if (r != null) { 8382 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8383 } 8384 } 8385 8386 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8387 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8388 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8389 return true; 8390 } 8391 } 8392 return false; 8393 } 8394 8395 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8396 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8397 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8398 8399 private void updatePermissionsLPw(String changingPkg, 8400 PackageParser.Package pkgInfo, int flags) { 8401 // Make sure there are no dangling permission trees. 8402 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8403 while (it.hasNext()) { 8404 final BasePermission bp = it.next(); 8405 if (bp.packageSetting == null) { 8406 // We may not yet have parsed the package, so just see if 8407 // we still know about its settings. 8408 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8409 } 8410 if (bp.packageSetting == null) { 8411 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8412 + " from package " + bp.sourcePackage); 8413 it.remove(); 8414 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8415 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8416 Slog.i(TAG, "Removing old permission tree: " + bp.name 8417 + " from package " + bp.sourcePackage); 8418 flags |= UPDATE_PERMISSIONS_ALL; 8419 it.remove(); 8420 } 8421 } 8422 } 8423 8424 // Make sure all dynamic permissions have been assigned to a package, 8425 // and make sure there are no dangling permissions. 8426 it = mSettings.mPermissions.values().iterator(); 8427 while (it.hasNext()) { 8428 final BasePermission bp = it.next(); 8429 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8430 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8431 + bp.name + " pkg=" + bp.sourcePackage 8432 + " info=" + bp.pendingInfo); 8433 if (bp.packageSetting == null && bp.pendingInfo != null) { 8434 final BasePermission tree = findPermissionTreeLP(bp.name); 8435 if (tree != null && tree.perm != null) { 8436 bp.packageSetting = tree.packageSetting; 8437 bp.perm = new PackageParser.Permission(tree.perm.owner, 8438 new PermissionInfo(bp.pendingInfo)); 8439 bp.perm.info.packageName = tree.perm.info.packageName; 8440 bp.perm.info.name = bp.name; 8441 bp.uid = tree.uid; 8442 } 8443 } 8444 } 8445 if (bp.packageSetting == null) { 8446 // We may not yet have parsed the package, so just see if 8447 // we still know about its settings. 8448 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8449 } 8450 if (bp.packageSetting == null) { 8451 Slog.w(TAG, "Removing dangling permission: " + bp.name 8452 + " from package " + bp.sourcePackage); 8453 it.remove(); 8454 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8455 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8456 Slog.i(TAG, "Removing old permission: " + bp.name 8457 + " from package " + bp.sourcePackage); 8458 flags |= UPDATE_PERMISSIONS_ALL; 8459 it.remove(); 8460 } 8461 } 8462 } 8463 8464 // Now update the permissions for all packages, in particular 8465 // replace the granted permissions of the system packages. 8466 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8467 for (PackageParser.Package pkg : mPackages.values()) { 8468 if (pkg != pkgInfo) { 8469 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8470 changingPkg); 8471 } 8472 } 8473 } 8474 8475 if (pkgInfo != null) { 8476 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8477 } 8478 } 8479 8480 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8481 String packageOfInterest) { 8482 // IMPORTANT: There are two types of permissions: install and runtime. 8483 // Install time permissions are granted when the app is installed to 8484 // all device users and users added in the future. Runtime permissions 8485 // are granted at runtime explicitly to specific users. Normal and signature 8486 // protected permissions are install time permissions. Dangerous permissions 8487 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8488 // otherwise they are runtime permissions. This function does not manage 8489 // runtime permissions except for the case an app targeting Lollipop MR1 8490 // being upgraded to target a newer SDK, in which case dangerous permissions 8491 // are transformed from install time to runtime ones. 8492 8493 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8494 if (ps == null) { 8495 return; 8496 } 8497 8498 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8499 8500 PermissionsState permissionsState = ps.getPermissionsState(); 8501 PermissionsState origPermissions = permissionsState; 8502 8503 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8504 8505 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8506 8507 boolean changedInstallPermission = false; 8508 8509 if (replace) { 8510 ps.installPermissionsFixed = false; 8511 if (!ps.isSharedUser()) { 8512 origPermissions = new PermissionsState(permissionsState); 8513 permissionsState.reset(); 8514 } 8515 } 8516 8517 permissionsState.setGlobalGids(mGlobalGids); 8518 8519 final int N = pkg.requestedPermissions.size(); 8520 for (int i=0; i<N; i++) { 8521 final String name = pkg.requestedPermissions.get(i); 8522 final BasePermission bp = mSettings.mPermissions.get(name); 8523 8524 if (DEBUG_INSTALL) { 8525 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8526 } 8527 8528 if (bp == null || bp.packageSetting == null) { 8529 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8530 Slog.w(TAG, "Unknown permission " + name 8531 + " in package " + pkg.packageName); 8532 } 8533 continue; 8534 } 8535 8536 final String perm = bp.name; 8537 boolean allowedSig = false; 8538 int grant = GRANT_DENIED; 8539 8540 // Keep track of app op permissions. 8541 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8542 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8543 if (pkgs == null) { 8544 pkgs = new ArraySet<>(); 8545 mAppOpPermissionPackages.put(bp.name, pkgs); 8546 } 8547 pkgs.add(pkg.packageName); 8548 } 8549 8550 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8551 switch (level) { 8552 case PermissionInfo.PROTECTION_NORMAL: { 8553 // For all apps normal permissions are install time ones. 8554 grant = GRANT_INSTALL; 8555 } break; 8556 8557 case PermissionInfo.PROTECTION_DANGEROUS: { 8558 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8559 // For legacy apps dangerous permissions are install time ones. 8560 grant = GRANT_INSTALL_LEGACY; 8561 } else if (origPermissions.hasInstallPermission(bp.name)) { 8562 // For legacy apps that became modern, install becomes runtime. 8563 grant = GRANT_UPGRADE; 8564 } else if (mPromoteSystemApps 8565 && isSystemApp(ps) 8566 && mExistingSystemPackages.contains(ps.name)) { 8567 // For legacy system apps, install becomes runtime. 8568 // We cannot check hasInstallPermission() for system apps since those 8569 // permissions were granted implicitly and not persisted pre-M. 8570 grant = GRANT_UPGRADE; 8571 } else { 8572 // For modern apps keep runtime permissions unchanged. 8573 grant = GRANT_RUNTIME; 8574 } 8575 } break; 8576 8577 case PermissionInfo.PROTECTION_SIGNATURE: { 8578 // For all apps signature permissions are install time ones. 8579 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8580 if (allowedSig) { 8581 grant = GRANT_INSTALL; 8582 } 8583 } break; 8584 } 8585 8586 if (DEBUG_INSTALL) { 8587 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8588 } 8589 8590 if (grant != GRANT_DENIED) { 8591 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8592 // If this is an existing, non-system package, then 8593 // we can't add any new permissions to it. 8594 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8595 // Except... if this is a permission that was added 8596 // to the platform (note: need to only do this when 8597 // updating the platform). 8598 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8599 grant = GRANT_DENIED; 8600 } 8601 } 8602 } 8603 8604 switch (grant) { 8605 case GRANT_INSTALL: { 8606 // Revoke this as runtime permission to handle the case of 8607 // a runtime permission being downgraded to an install one. 8608 for (int userId : UserManagerService.getInstance().getUserIds()) { 8609 if (origPermissions.getRuntimePermissionState( 8610 bp.name, userId) != null) { 8611 // Revoke the runtime permission and clear the flags. 8612 origPermissions.revokeRuntimePermission(bp, userId); 8613 origPermissions.updatePermissionFlags(bp, userId, 8614 PackageManager.MASK_PERMISSION_FLAGS, 0); 8615 // If we revoked a permission permission, we have to write. 8616 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8617 changedRuntimePermissionUserIds, userId); 8618 } 8619 } 8620 // Grant an install permission. 8621 if (permissionsState.grantInstallPermission(bp) != 8622 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8623 changedInstallPermission = true; 8624 } 8625 } break; 8626 8627 case GRANT_INSTALL_LEGACY: { 8628 // Grant an install permission. 8629 if (permissionsState.grantInstallPermission(bp) != 8630 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8631 changedInstallPermission = true; 8632 } 8633 } break; 8634 8635 case GRANT_RUNTIME: { 8636 // Grant previously granted runtime permissions. 8637 for (int userId : UserManagerService.getInstance().getUserIds()) { 8638 PermissionState permissionState = origPermissions 8639 .getRuntimePermissionState(bp.name, userId); 8640 final int flags = permissionState != null 8641 ? permissionState.getFlags() : 0; 8642 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8643 if (permissionsState.grantRuntimePermission(bp, userId) == 8644 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8645 // If we cannot put the permission as it was, we have to write. 8646 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8647 changedRuntimePermissionUserIds, userId); 8648 } 8649 } 8650 // Propagate the permission flags. 8651 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8652 } 8653 } break; 8654 8655 case GRANT_UPGRADE: { 8656 // Grant runtime permissions for a previously held install permission. 8657 PermissionState permissionState = origPermissions 8658 .getInstallPermissionState(bp.name); 8659 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8660 8661 if (origPermissions.revokeInstallPermission(bp) 8662 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8663 // We will be transferring the permission flags, so clear them. 8664 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8665 PackageManager.MASK_PERMISSION_FLAGS, 0); 8666 changedInstallPermission = true; 8667 } 8668 8669 // If the permission is not to be promoted to runtime we ignore it and 8670 // also its other flags as they are not applicable to install permissions. 8671 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8672 for (int userId : currentUserIds) { 8673 if (permissionsState.grantRuntimePermission(bp, userId) != 8674 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8675 // Transfer the permission flags. 8676 permissionsState.updatePermissionFlags(bp, userId, 8677 flags, flags); 8678 // If we granted the permission, we have to write. 8679 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8680 changedRuntimePermissionUserIds, userId); 8681 } 8682 } 8683 } 8684 } break; 8685 8686 default: { 8687 if (packageOfInterest == null 8688 || packageOfInterest.equals(pkg.packageName)) { 8689 Slog.w(TAG, "Not granting permission " + perm 8690 + " to package " + pkg.packageName 8691 + " because it was previously installed without"); 8692 } 8693 } break; 8694 } 8695 } else { 8696 if (permissionsState.revokeInstallPermission(bp) != 8697 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8698 // Also drop the permission flags. 8699 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8700 PackageManager.MASK_PERMISSION_FLAGS, 0); 8701 changedInstallPermission = true; 8702 Slog.i(TAG, "Un-granting permission " + perm 8703 + " from package " + pkg.packageName 8704 + " (protectionLevel=" + bp.protectionLevel 8705 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8706 + ")"); 8707 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8708 // Don't print warning for app op permissions, since it is fine for them 8709 // not to be granted, there is a UI for the user to decide. 8710 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8711 Slog.w(TAG, "Not granting permission " + perm 8712 + " to package " + pkg.packageName 8713 + " (protectionLevel=" + bp.protectionLevel 8714 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8715 + ")"); 8716 } 8717 } 8718 } 8719 } 8720 8721 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8722 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8723 // This is the first that we have heard about this package, so the 8724 // permissions we have now selected are fixed until explicitly 8725 // changed. 8726 ps.installPermissionsFixed = true; 8727 } 8728 8729 // Persist the runtime permissions state for users with changes. 8730 for (int userId : changedRuntimePermissionUserIds) { 8731 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8732 } 8733 8734 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8735 } 8736 8737 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8738 boolean allowed = false; 8739 final int NP = PackageParser.NEW_PERMISSIONS.length; 8740 for (int ip=0; ip<NP; ip++) { 8741 final PackageParser.NewPermissionInfo npi 8742 = PackageParser.NEW_PERMISSIONS[ip]; 8743 if (npi.name.equals(perm) 8744 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8745 allowed = true; 8746 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8747 + pkg.packageName); 8748 break; 8749 } 8750 } 8751 return allowed; 8752 } 8753 8754 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8755 BasePermission bp, PermissionsState origPermissions) { 8756 boolean allowed; 8757 allowed = (compareSignatures( 8758 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8759 == PackageManager.SIGNATURE_MATCH) 8760 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8761 == PackageManager.SIGNATURE_MATCH); 8762 if (!allowed && (bp.protectionLevel 8763 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8764 if (isSystemApp(pkg)) { 8765 // For updated system applications, a system permission 8766 // is granted only if it had been defined by the original application. 8767 if (pkg.isUpdatedSystemApp()) { 8768 final PackageSetting sysPs = mSettings 8769 .getDisabledSystemPkgLPr(pkg.packageName); 8770 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8771 // If the original was granted this permission, we take 8772 // that grant decision as read and propagate it to the 8773 // update. 8774 if (sysPs.isPrivileged()) { 8775 allowed = true; 8776 } 8777 } else { 8778 // The system apk may have been updated with an older 8779 // version of the one on the data partition, but which 8780 // granted a new system permission that it didn't have 8781 // before. In this case we do want to allow the app to 8782 // now get the new permission if the ancestral apk is 8783 // privileged to get it. 8784 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8785 for (int j=0; 8786 j<sysPs.pkg.requestedPermissions.size(); j++) { 8787 if (perm.equals( 8788 sysPs.pkg.requestedPermissions.get(j))) { 8789 allowed = true; 8790 break; 8791 } 8792 } 8793 } 8794 } 8795 } else { 8796 allowed = isPrivilegedApp(pkg); 8797 } 8798 } 8799 } 8800 if (!allowed) { 8801 if (!allowed && (bp.protectionLevel 8802 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8803 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8804 // If this was a previously normal/dangerous permission that got moved 8805 // to a system permission as part of the runtime permission redesign, then 8806 // we still want to blindly grant it to old apps. 8807 allowed = true; 8808 } 8809 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8810 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8811 // If this permission is to be granted to the system installer and 8812 // this app is an installer, then it gets the permission. 8813 allowed = true; 8814 } 8815 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8816 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8817 // If this permission is to be granted to the system verifier and 8818 // this app is a verifier, then it gets the permission. 8819 allowed = true; 8820 } 8821 if (!allowed && (bp.protectionLevel 8822 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8823 && isSystemApp(pkg)) { 8824 // Any pre-installed system app is allowed to get this permission. 8825 allowed = true; 8826 } 8827 if (!allowed && (bp.protectionLevel 8828 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8829 // For development permissions, a development permission 8830 // is granted only if it was already granted. 8831 allowed = origPermissions.hasInstallPermission(perm); 8832 } 8833 } 8834 return allowed; 8835 } 8836 8837 final class ActivityIntentResolver 8838 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8839 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8840 boolean defaultOnly, int userId) { 8841 if (!sUserManager.exists(userId)) return null; 8842 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8843 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8844 } 8845 8846 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8847 int userId) { 8848 if (!sUserManager.exists(userId)) return null; 8849 mFlags = flags; 8850 return super.queryIntent(intent, resolvedType, 8851 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8852 } 8853 8854 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8855 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8856 if (!sUserManager.exists(userId)) return null; 8857 if (packageActivities == null) { 8858 return null; 8859 } 8860 mFlags = flags; 8861 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8862 final int N = packageActivities.size(); 8863 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8864 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8865 8866 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8867 for (int i = 0; i < N; ++i) { 8868 intentFilters = packageActivities.get(i).intents; 8869 if (intentFilters != null && intentFilters.size() > 0) { 8870 PackageParser.ActivityIntentInfo[] array = 8871 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8872 intentFilters.toArray(array); 8873 listCut.add(array); 8874 } 8875 } 8876 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8877 } 8878 8879 public final void addActivity(PackageParser.Activity a, String type) { 8880 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8881 mActivities.put(a.getComponentName(), a); 8882 if (DEBUG_SHOW_INFO) 8883 Log.v( 8884 TAG, " " + type + " " + 8885 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8886 if (DEBUG_SHOW_INFO) 8887 Log.v(TAG, " Class=" + a.info.name); 8888 final int NI = a.intents.size(); 8889 for (int j=0; j<NI; j++) { 8890 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8891 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8892 intent.setPriority(0); 8893 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8894 + a.className + " with priority > 0, forcing to 0"); 8895 } 8896 if (DEBUG_SHOW_INFO) { 8897 Log.v(TAG, " IntentFilter:"); 8898 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8899 } 8900 if (!intent.debugCheck()) { 8901 Log.w(TAG, "==> For Activity " + a.info.name); 8902 } 8903 addFilter(intent); 8904 } 8905 } 8906 8907 public final void removeActivity(PackageParser.Activity a, String type) { 8908 mActivities.remove(a.getComponentName()); 8909 if (DEBUG_SHOW_INFO) { 8910 Log.v(TAG, " " + type + " " 8911 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8912 : a.info.name) + ":"); 8913 Log.v(TAG, " Class=" + a.info.name); 8914 } 8915 final int NI = a.intents.size(); 8916 for (int j=0; j<NI; j++) { 8917 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8918 if (DEBUG_SHOW_INFO) { 8919 Log.v(TAG, " IntentFilter:"); 8920 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8921 } 8922 removeFilter(intent); 8923 } 8924 } 8925 8926 @Override 8927 protected boolean allowFilterResult( 8928 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8929 ActivityInfo filterAi = filter.activity.info; 8930 for (int i=dest.size()-1; i>=0; i--) { 8931 ActivityInfo destAi = dest.get(i).activityInfo; 8932 if (destAi.name == filterAi.name 8933 && destAi.packageName == filterAi.packageName) { 8934 return false; 8935 } 8936 } 8937 return true; 8938 } 8939 8940 @Override 8941 protected ActivityIntentInfo[] newArray(int size) { 8942 return new ActivityIntentInfo[size]; 8943 } 8944 8945 @Override 8946 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8947 if (!sUserManager.exists(userId)) return true; 8948 PackageParser.Package p = filter.activity.owner; 8949 if (p != null) { 8950 PackageSetting ps = (PackageSetting)p.mExtras; 8951 if (ps != null) { 8952 // System apps are never considered stopped for purposes of 8953 // filtering, because there may be no way for the user to 8954 // actually re-launch them. 8955 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8956 && ps.getStopped(userId); 8957 } 8958 } 8959 return false; 8960 } 8961 8962 @Override 8963 protected boolean isPackageForFilter(String packageName, 8964 PackageParser.ActivityIntentInfo info) { 8965 return packageName.equals(info.activity.owner.packageName); 8966 } 8967 8968 @Override 8969 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8970 int match, int userId) { 8971 if (!sUserManager.exists(userId)) return null; 8972 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8973 return null; 8974 } 8975 final PackageParser.Activity activity = info.activity; 8976 if (mSafeMode && (activity.info.applicationInfo.flags 8977 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8978 return null; 8979 } 8980 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8981 if (ps == null) { 8982 return null; 8983 } 8984 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8985 ps.readUserState(userId), userId); 8986 if (ai == null) { 8987 return null; 8988 } 8989 final ResolveInfo res = new ResolveInfo(); 8990 res.activityInfo = ai; 8991 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8992 res.filter = info; 8993 } 8994 if (info != null) { 8995 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8996 } 8997 res.priority = info.getPriority(); 8998 res.preferredOrder = activity.owner.mPreferredOrder; 8999 //System.out.println("Result: " + res.activityInfo.className + 9000 // " = " + res.priority); 9001 res.match = match; 9002 res.isDefault = info.hasDefault; 9003 res.labelRes = info.labelRes; 9004 res.nonLocalizedLabel = info.nonLocalizedLabel; 9005 if (userNeedsBadging(userId)) { 9006 res.noResourceId = true; 9007 } else { 9008 res.icon = info.icon; 9009 } 9010 res.iconResourceId = info.icon; 9011 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9012 return res; 9013 } 9014 9015 @Override 9016 protected void sortResults(List<ResolveInfo> results) { 9017 Collections.sort(results, mResolvePrioritySorter); 9018 } 9019 9020 @Override 9021 protected void dumpFilter(PrintWriter out, String prefix, 9022 PackageParser.ActivityIntentInfo filter) { 9023 out.print(prefix); out.print( 9024 Integer.toHexString(System.identityHashCode(filter.activity))); 9025 out.print(' '); 9026 filter.activity.printComponentShortName(out); 9027 out.print(" filter "); 9028 out.println(Integer.toHexString(System.identityHashCode(filter))); 9029 } 9030 9031 @Override 9032 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9033 return filter.activity; 9034 } 9035 9036 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9037 PackageParser.Activity activity = (PackageParser.Activity)label; 9038 out.print(prefix); out.print( 9039 Integer.toHexString(System.identityHashCode(activity))); 9040 out.print(' '); 9041 activity.printComponentShortName(out); 9042 if (count > 1) { 9043 out.print(" ("); out.print(count); out.print(" filters)"); 9044 } 9045 out.println(); 9046 } 9047 9048// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9049// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9050// final List<ResolveInfo> retList = Lists.newArrayList(); 9051// while (i.hasNext()) { 9052// final ResolveInfo resolveInfo = i.next(); 9053// if (isEnabledLP(resolveInfo.activityInfo)) { 9054// retList.add(resolveInfo); 9055// } 9056// } 9057// return retList; 9058// } 9059 9060 // Keys are String (activity class name), values are Activity. 9061 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9062 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9063 private int mFlags; 9064 } 9065 9066 private final class ServiceIntentResolver 9067 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9068 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9069 boolean defaultOnly, int userId) { 9070 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9071 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9072 } 9073 9074 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9075 int userId) { 9076 if (!sUserManager.exists(userId)) return null; 9077 mFlags = flags; 9078 return super.queryIntent(intent, resolvedType, 9079 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9080 } 9081 9082 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9083 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9084 if (!sUserManager.exists(userId)) return null; 9085 if (packageServices == null) { 9086 return null; 9087 } 9088 mFlags = flags; 9089 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9090 final int N = packageServices.size(); 9091 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9092 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9093 9094 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9095 for (int i = 0; i < N; ++i) { 9096 intentFilters = packageServices.get(i).intents; 9097 if (intentFilters != null && intentFilters.size() > 0) { 9098 PackageParser.ServiceIntentInfo[] array = 9099 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9100 intentFilters.toArray(array); 9101 listCut.add(array); 9102 } 9103 } 9104 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9105 } 9106 9107 public final void addService(PackageParser.Service s) { 9108 mServices.put(s.getComponentName(), s); 9109 if (DEBUG_SHOW_INFO) { 9110 Log.v(TAG, " " 9111 + (s.info.nonLocalizedLabel != null 9112 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9113 Log.v(TAG, " Class=" + s.info.name); 9114 } 9115 final int NI = s.intents.size(); 9116 int j; 9117 for (j=0; j<NI; j++) { 9118 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9119 if (DEBUG_SHOW_INFO) { 9120 Log.v(TAG, " IntentFilter:"); 9121 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9122 } 9123 if (!intent.debugCheck()) { 9124 Log.w(TAG, "==> For Service " + s.info.name); 9125 } 9126 addFilter(intent); 9127 } 9128 } 9129 9130 public final void removeService(PackageParser.Service s) { 9131 mServices.remove(s.getComponentName()); 9132 if (DEBUG_SHOW_INFO) { 9133 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9134 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9135 Log.v(TAG, " Class=" + s.info.name); 9136 } 9137 final int NI = s.intents.size(); 9138 int j; 9139 for (j=0; j<NI; j++) { 9140 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9141 if (DEBUG_SHOW_INFO) { 9142 Log.v(TAG, " IntentFilter:"); 9143 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9144 } 9145 removeFilter(intent); 9146 } 9147 } 9148 9149 @Override 9150 protected boolean allowFilterResult( 9151 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9152 ServiceInfo filterSi = filter.service.info; 9153 for (int i=dest.size()-1; i>=0; i--) { 9154 ServiceInfo destAi = dest.get(i).serviceInfo; 9155 if (destAi.name == filterSi.name 9156 && destAi.packageName == filterSi.packageName) { 9157 return false; 9158 } 9159 } 9160 return true; 9161 } 9162 9163 @Override 9164 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9165 return new PackageParser.ServiceIntentInfo[size]; 9166 } 9167 9168 @Override 9169 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9170 if (!sUserManager.exists(userId)) return true; 9171 PackageParser.Package p = filter.service.owner; 9172 if (p != null) { 9173 PackageSetting ps = (PackageSetting)p.mExtras; 9174 if (ps != null) { 9175 // System apps are never considered stopped for purposes of 9176 // filtering, because there may be no way for the user to 9177 // actually re-launch them. 9178 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9179 && ps.getStopped(userId); 9180 } 9181 } 9182 return false; 9183 } 9184 9185 @Override 9186 protected boolean isPackageForFilter(String packageName, 9187 PackageParser.ServiceIntentInfo info) { 9188 return packageName.equals(info.service.owner.packageName); 9189 } 9190 9191 @Override 9192 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9193 int match, int userId) { 9194 if (!sUserManager.exists(userId)) return null; 9195 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9196 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9197 return null; 9198 } 9199 final PackageParser.Service service = info.service; 9200 if (mSafeMode && (service.info.applicationInfo.flags 9201 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9202 return null; 9203 } 9204 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9205 if (ps == null) { 9206 return null; 9207 } 9208 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9209 ps.readUserState(userId), userId); 9210 if (si == null) { 9211 return null; 9212 } 9213 final ResolveInfo res = new ResolveInfo(); 9214 res.serviceInfo = si; 9215 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9216 res.filter = filter; 9217 } 9218 res.priority = info.getPriority(); 9219 res.preferredOrder = service.owner.mPreferredOrder; 9220 res.match = match; 9221 res.isDefault = info.hasDefault; 9222 res.labelRes = info.labelRes; 9223 res.nonLocalizedLabel = info.nonLocalizedLabel; 9224 res.icon = info.icon; 9225 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9226 return res; 9227 } 9228 9229 @Override 9230 protected void sortResults(List<ResolveInfo> results) { 9231 Collections.sort(results, mResolvePrioritySorter); 9232 } 9233 9234 @Override 9235 protected void dumpFilter(PrintWriter out, String prefix, 9236 PackageParser.ServiceIntentInfo filter) { 9237 out.print(prefix); out.print( 9238 Integer.toHexString(System.identityHashCode(filter.service))); 9239 out.print(' '); 9240 filter.service.printComponentShortName(out); 9241 out.print(" filter "); 9242 out.println(Integer.toHexString(System.identityHashCode(filter))); 9243 } 9244 9245 @Override 9246 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9247 return filter.service; 9248 } 9249 9250 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9251 PackageParser.Service service = (PackageParser.Service)label; 9252 out.print(prefix); out.print( 9253 Integer.toHexString(System.identityHashCode(service))); 9254 out.print(' '); 9255 service.printComponentShortName(out); 9256 if (count > 1) { 9257 out.print(" ("); out.print(count); out.print(" filters)"); 9258 } 9259 out.println(); 9260 } 9261 9262// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9263// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9264// final List<ResolveInfo> retList = Lists.newArrayList(); 9265// while (i.hasNext()) { 9266// final ResolveInfo resolveInfo = (ResolveInfo) i; 9267// if (isEnabledLP(resolveInfo.serviceInfo)) { 9268// retList.add(resolveInfo); 9269// } 9270// } 9271// return retList; 9272// } 9273 9274 // Keys are String (activity class name), values are Activity. 9275 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9276 = new ArrayMap<ComponentName, PackageParser.Service>(); 9277 private int mFlags; 9278 }; 9279 9280 private final class ProviderIntentResolver 9281 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9282 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9283 boolean defaultOnly, int userId) { 9284 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9285 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9286 } 9287 9288 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9289 int userId) { 9290 if (!sUserManager.exists(userId)) 9291 return null; 9292 mFlags = flags; 9293 return super.queryIntent(intent, resolvedType, 9294 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9295 } 9296 9297 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9298 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9299 if (!sUserManager.exists(userId)) 9300 return null; 9301 if (packageProviders == null) { 9302 return null; 9303 } 9304 mFlags = flags; 9305 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9306 final int N = packageProviders.size(); 9307 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9308 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9309 9310 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9311 for (int i = 0; i < N; ++i) { 9312 intentFilters = packageProviders.get(i).intents; 9313 if (intentFilters != null && intentFilters.size() > 0) { 9314 PackageParser.ProviderIntentInfo[] array = 9315 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9316 intentFilters.toArray(array); 9317 listCut.add(array); 9318 } 9319 } 9320 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9321 } 9322 9323 public final void addProvider(PackageParser.Provider p) { 9324 if (mProviders.containsKey(p.getComponentName())) { 9325 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9326 return; 9327 } 9328 9329 mProviders.put(p.getComponentName(), p); 9330 if (DEBUG_SHOW_INFO) { 9331 Log.v(TAG, " " 9332 + (p.info.nonLocalizedLabel != null 9333 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9334 Log.v(TAG, " Class=" + p.info.name); 9335 } 9336 final int NI = p.intents.size(); 9337 int j; 9338 for (j = 0; j < NI; j++) { 9339 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9340 if (DEBUG_SHOW_INFO) { 9341 Log.v(TAG, " IntentFilter:"); 9342 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9343 } 9344 if (!intent.debugCheck()) { 9345 Log.w(TAG, "==> For Provider " + p.info.name); 9346 } 9347 addFilter(intent); 9348 } 9349 } 9350 9351 public final void removeProvider(PackageParser.Provider p) { 9352 mProviders.remove(p.getComponentName()); 9353 if (DEBUG_SHOW_INFO) { 9354 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9355 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9356 Log.v(TAG, " Class=" + p.info.name); 9357 } 9358 final int NI = p.intents.size(); 9359 int j; 9360 for (j = 0; j < NI; j++) { 9361 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9362 if (DEBUG_SHOW_INFO) { 9363 Log.v(TAG, " IntentFilter:"); 9364 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9365 } 9366 removeFilter(intent); 9367 } 9368 } 9369 9370 @Override 9371 protected boolean allowFilterResult( 9372 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9373 ProviderInfo filterPi = filter.provider.info; 9374 for (int i = dest.size() - 1; i >= 0; i--) { 9375 ProviderInfo destPi = dest.get(i).providerInfo; 9376 if (destPi.name == filterPi.name 9377 && destPi.packageName == filterPi.packageName) { 9378 return false; 9379 } 9380 } 9381 return true; 9382 } 9383 9384 @Override 9385 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9386 return new PackageParser.ProviderIntentInfo[size]; 9387 } 9388 9389 @Override 9390 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9391 if (!sUserManager.exists(userId)) 9392 return true; 9393 PackageParser.Package p = filter.provider.owner; 9394 if (p != null) { 9395 PackageSetting ps = (PackageSetting) p.mExtras; 9396 if (ps != null) { 9397 // System apps are never considered stopped for purposes of 9398 // filtering, because there may be no way for the user to 9399 // actually re-launch them. 9400 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9401 && ps.getStopped(userId); 9402 } 9403 } 9404 return false; 9405 } 9406 9407 @Override 9408 protected boolean isPackageForFilter(String packageName, 9409 PackageParser.ProviderIntentInfo info) { 9410 return packageName.equals(info.provider.owner.packageName); 9411 } 9412 9413 @Override 9414 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9415 int match, int userId) { 9416 if (!sUserManager.exists(userId)) 9417 return null; 9418 final PackageParser.ProviderIntentInfo info = filter; 9419 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9420 return null; 9421 } 9422 final PackageParser.Provider provider = info.provider; 9423 if (mSafeMode && (provider.info.applicationInfo.flags 9424 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9425 return null; 9426 } 9427 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9428 if (ps == null) { 9429 return null; 9430 } 9431 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9432 ps.readUserState(userId), userId); 9433 if (pi == null) { 9434 return null; 9435 } 9436 final ResolveInfo res = new ResolveInfo(); 9437 res.providerInfo = pi; 9438 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9439 res.filter = filter; 9440 } 9441 res.priority = info.getPriority(); 9442 res.preferredOrder = provider.owner.mPreferredOrder; 9443 res.match = match; 9444 res.isDefault = info.hasDefault; 9445 res.labelRes = info.labelRes; 9446 res.nonLocalizedLabel = info.nonLocalizedLabel; 9447 res.icon = info.icon; 9448 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9449 return res; 9450 } 9451 9452 @Override 9453 protected void sortResults(List<ResolveInfo> results) { 9454 Collections.sort(results, mResolvePrioritySorter); 9455 } 9456 9457 @Override 9458 protected void dumpFilter(PrintWriter out, String prefix, 9459 PackageParser.ProviderIntentInfo filter) { 9460 out.print(prefix); 9461 out.print( 9462 Integer.toHexString(System.identityHashCode(filter.provider))); 9463 out.print(' '); 9464 filter.provider.printComponentShortName(out); 9465 out.print(" filter "); 9466 out.println(Integer.toHexString(System.identityHashCode(filter))); 9467 } 9468 9469 @Override 9470 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9471 return filter.provider; 9472 } 9473 9474 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9475 PackageParser.Provider provider = (PackageParser.Provider)label; 9476 out.print(prefix); out.print( 9477 Integer.toHexString(System.identityHashCode(provider))); 9478 out.print(' '); 9479 provider.printComponentShortName(out); 9480 if (count > 1) { 9481 out.print(" ("); out.print(count); out.print(" filters)"); 9482 } 9483 out.println(); 9484 } 9485 9486 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9487 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9488 private int mFlags; 9489 }; 9490 9491 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9492 new Comparator<ResolveInfo>() { 9493 public int compare(ResolveInfo r1, ResolveInfo r2) { 9494 int v1 = r1.priority; 9495 int v2 = r2.priority; 9496 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9497 if (v1 != v2) { 9498 return (v1 > v2) ? -1 : 1; 9499 } 9500 v1 = r1.preferredOrder; 9501 v2 = r2.preferredOrder; 9502 if (v1 != v2) { 9503 return (v1 > v2) ? -1 : 1; 9504 } 9505 if (r1.isDefault != r2.isDefault) { 9506 return r1.isDefault ? -1 : 1; 9507 } 9508 v1 = r1.match; 9509 v2 = r2.match; 9510 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9511 if (v1 != v2) { 9512 return (v1 > v2) ? -1 : 1; 9513 } 9514 if (r1.system != r2.system) { 9515 return r1.system ? -1 : 1; 9516 } 9517 return 0; 9518 } 9519 }; 9520 9521 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9522 new Comparator<ProviderInfo>() { 9523 public int compare(ProviderInfo p1, ProviderInfo p2) { 9524 final int v1 = p1.initOrder; 9525 final int v2 = p2.initOrder; 9526 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9527 } 9528 }; 9529 9530 final void sendPackageBroadcast(final String action, final String pkg, 9531 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9532 final int[] userIds) { 9533 mHandler.post(new Runnable() { 9534 @Override 9535 public void run() { 9536 try { 9537 final IActivityManager am = ActivityManagerNative.getDefault(); 9538 if (am == null) return; 9539 final int[] resolvedUserIds; 9540 if (userIds == null) { 9541 resolvedUserIds = am.getRunningUserIds(); 9542 } else { 9543 resolvedUserIds = userIds; 9544 } 9545 for (int id : resolvedUserIds) { 9546 final Intent intent = new Intent(action, 9547 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9548 if (extras != null) { 9549 intent.putExtras(extras); 9550 } 9551 if (targetPkg != null) { 9552 intent.setPackage(targetPkg); 9553 } 9554 // Modify the UID when posting to other users 9555 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9556 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9557 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9558 intent.putExtra(Intent.EXTRA_UID, uid); 9559 } 9560 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9561 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9562 if (DEBUG_BROADCASTS) { 9563 RuntimeException here = new RuntimeException("here"); 9564 here.fillInStackTrace(); 9565 Slog.d(TAG, "Sending to user " + id + ": " 9566 + intent.toShortString(false, true, false, false) 9567 + " " + intent.getExtras(), here); 9568 } 9569 am.broadcastIntent(null, intent, null, finishedReceiver, 9570 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9571 null, finishedReceiver != null, false, id); 9572 } 9573 } catch (RemoteException ex) { 9574 } 9575 } 9576 }); 9577 } 9578 9579 /** 9580 * Check if the external storage media is available. This is true if there 9581 * is a mounted external storage medium or if the external storage is 9582 * emulated. 9583 */ 9584 private boolean isExternalMediaAvailable() { 9585 return mMediaMounted || Environment.isExternalStorageEmulated(); 9586 } 9587 9588 @Override 9589 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9590 // writer 9591 synchronized (mPackages) { 9592 if (!isExternalMediaAvailable()) { 9593 // If the external storage is no longer mounted at this point, 9594 // the caller may not have been able to delete all of this 9595 // packages files and can not delete any more. Bail. 9596 return null; 9597 } 9598 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9599 if (lastPackage != null) { 9600 pkgs.remove(lastPackage); 9601 } 9602 if (pkgs.size() > 0) { 9603 return pkgs.get(0); 9604 } 9605 } 9606 return null; 9607 } 9608 9609 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9610 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9611 userId, andCode ? 1 : 0, packageName); 9612 if (mSystemReady) { 9613 msg.sendToTarget(); 9614 } else { 9615 if (mPostSystemReadyMessages == null) { 9616 mPostSystemReadyMessages = new ArrayList<>(); 9617 } 9618 mPostSystemReadyMessages.add(msg); 9619 } 9620 } 9621 9622 void startCleaningPackages() { 9623 // reader 9624 synchronized (mPackages) { 9625 if (!isExternalMediaAvailable()) { 9626 return; 9627 } 9628 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9629 return; 9630 } 9631 } 9632 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9633 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9634 IActivityManager am = ActivityManagerNative.getDefault(); 9635 if (am != null) { 9636 try { 9637 am.startService(null, intent, null, mContext.getOpPackageName(), 9638 UserHandle.USER_OWNER); 9639 } catch (RemoteException e) { 9640 } 9641 } 9642 } 9643 9644 @Override 9645 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9646 int installFlags, String installerPackageName, VerificationParams verificationParams, 9647 String packageAbiOverride) { 9648 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9649 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9650 } 9651 9652 @Override 9653 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9654 int installFlags, String installerPackageName, VerificationParams verificationParams, 9655 String packageAbiOverride, int userId) { 9656 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9657 9658 final int callingUid = Binder.getCallingUid(); 9659 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9660 9661 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9662 try { 9663 if (observer != null) { 9664 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9665 } 9666 } catch (RemoteException re) { 9667 } 9668 return; 9669 } 9670 9671 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9672 installFlags |= PackageManager.INSTALL_FROM_ADB; 9673 9674 } else { 9675 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9676 // about installerPackageName. 9677 9678 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9679 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9680 } 9681 9682 UserHandle user; 9683 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9684 user = UserHandle.ALL; 9685 } else { 9686 user = new UserHandle(userId); 9687 } 9688 9689 // Only system components can circumvent runtime permissions when installing. 9690 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9691 && mContext.checkCallingOrSelfPermission(Manifest.permission 9692 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9693 throw new SecurityException("You need the " 9694 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9695 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9696 } 9697 9698 verificationParams.setInstallerUid(callingUid); 9699 9700 final File originFile = new File(originPath); 9701 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9702 9703 final Message msg = mHandler.obtainMessage(INIT_COPY); 9704 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9705 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9706 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9707 msg.obj = params; 9708 9709 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9710 System.identityHashCode(msg.obj)); 9711 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9712 System.identityHashCode(msg.obj)); 9713 9714 mHandler.sendMessage(msg); 9715 } 9716 9717 void installStage(String packageName, File stagedDir, String stagedCid, 9718 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9719 String installerPackageName, int installerUid, UserHandle user) { 9720 final VerificationParams verifParams = new VerificationParams( 9721 null, sessionParams.originatingUri, sessionParams.referrerUri, installerUid, null); 9722 verifParams.setInstallerUid(installerUid); 9723 9724 final OriginInfo origin; 9725 if (stagedDir != null) { 9726 origin = OriginInfo.fromStagedFile(stagedDir); 9727 } else { 9728 origin = OriginInfo.fromStagedContainer(stagedCid); 9729 } 9730 9731 final Message msg = mHandler.obtainMessage(INIT_COPY); 9732 final InstallParams params = new InstallParams(origin, null, observer, 9733 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9734 verifParams, user, sessionParams.abiOverride, 9735 sessionParams.grantedRuntimePermissions); 9736 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9737 msg.obj = params; 9738 9739 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9740 System.identityHashCode(msg.obj)); 9741 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9742 System.identityHashCode(msg.obj)); 9743 9744 mHandler.sendMessage(msg); 9745 } 9746 9747 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9748 Bundle extras = new Bundle(1); 9749 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9750 9751 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9752 packageName, extras, null, null, new int[] {userId}); 9753 try { 9754 IActivityManager am = ActivityManagerNative.getDefault(); 9755 final boolean isSystem = 9756 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9757 if (isSystem && am.isUserRunning(userId, false)) { 9758 // The just-installed/enabled app is bundled on the system, so presumed 9759 // to be able to run automatically without needing an explicit launch. 9760 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9761 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9762 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9763 .setPackage(packageName); 9764 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9765 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9766 } 9767 } catch (RemoteException e) { 9768 // shouldn't happen 9769 Slog.w(TAG, "Unable to bootstrap installed package", e); 9770 } 9771 } 9772 9773 @Override 9774 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9775 int userId) { 9776 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9777 PackageSetting pkgSetting; 9778 final int uid = Binder.getCallingUid(); 9779 enforceCrossUserPermission(uid, userId, true, true, 9780 "setApplicationHiddenSetting for user " + userId); 9781 9782 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9783 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9784 return false; 9785 } 9786 9787 long callingId = Binder.clearCallingIdentity(); 9788 try { 9789 boolean sendAdded = false; 9790 boolean sendRemoved = false; 9791 // writer 9792 synchronized (mPackages) { 9793 pkgSetting = mSettings.mPackages.get(packageName); 9794 if (pkgSetting == null) { 9795 return false; 9796 } 9797 if (pkgSetting.getHidden(userId) != hidden) { 9798 pkgSetting.setHidden(hidden, userId); 9799 mSettings.writePackageRestrictionsLPr(userId); 9800 if (hidden) { 9801 sendRemoved = true; 9802 } else { 9803 sendAdded = true; 9804 } 9805 } 9806 } 9807 if (sendAdded) { 9808 sendPackageAddedForUser(packageName, pkgSetting, userId); 9809 return true; 9810 } 9811 if (sendRemoved) { 9812 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9813 "hiding pkg"); 9814 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9815 return true; 9816 } 9817 } finally { 9818 Binder.restoreCallingIdentity(callingId); 9819 } 9820 return false; 9821 } 9822 9823 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9824 int userId) { 9825 final PackageRemovedInfo info = new PackageRemovedInfo(); 9826 info.removedPackage = packageName; 9827 info.removedUsers = new int[] {userId}; 9828 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9829 info.sendBroadcast(false, false, false); 9830 } 9831 9832 /** 9833 * Returns true if application is not found or there was an error. Otherwise it returns 9834 * the hidden state of the package for the given user. 9835 */ 9836 @Override 9837 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9838 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9839 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9840 false, "getApplicationHidden for user " + userId); 9841 PackageSetting pkgSetting; 9842 long callingId = Binder.clearCallingIdentity(); 9843 try { 9844 // writer 9845 synchronized (mPackages) { 9846 pkgSetting = mSettings.mPackages.get(packageName); 9847 if (pkgSetting == null) { 9848 return true; 9849 } 9850 return pkgSetting.getHidden(userId); 9851 } 9852 } finally { 9853 Binder.restoreCallingIdentity(callingId); 9854 } 9855 } 9856 9857 /** 9858 * @hide 9859 */ 9860 @Override 9861 public int installExistingPackageAsUser(String packageName, int userId) { 9862 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9863 null); 9864 PackageSetting pkgSetting; 9865 final int uid = Binder.getCallingUid(); 9866 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9867 + userId); 9868 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9869 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9870 } 9871 9872 long callingId = Binder.clearCallingIdentity(); 9873 try { 9874 boolean sendAdded = false; 9875 9876 // writer 9877 synchronized (mPackages) { 9878 pkgSetting = mSettings.mPackages.get(packageName); 9879 if (pkgSetting == null) { 9880 return PackageManager.INSTALL_FAILED_INVALID_URI; 9881 } 9882 if (!pkgSetting.getInstalled(userId)) { 9883 pkgSetting.setInstalled(true, userId); 9884 pkgSetting.setHidden(false, userId); 9885 mSettings.writePackageRestrictionsLPr(userId); 9886 sendAdded = true; 9887 } 9888 } 9889 9890 if (sendAdded) { 9891 sendPackageAddedForUser(packageName, pkgSetting, userId); 9892 } 9893 } finally { 9894 Binder.restoreCallingIdentity(callingId); 9895 } 9896 9897 return PackageManager.INSTALL_SUCCEEDED; 9898 } 9899 9900 boolean isUserRestricted(int userId, String restrictionKey) { 9901 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9902 if (restrictions.getBoolean(restrictionKey, false)) { 9903 Log.w(TAG, "User is restricted: " + restrictionKey); 9904 return true; 9905 } 9906 return false; 9907 } 9908 9909 @Override 9910 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9911 mContext.enforceCallingOrSelfPermission( 9912 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9913 "Only package verification agents can verify applications"); 9914 9915 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9916 final PackageVerificationResponse response = new PackageVerificationResponse( 9917 verificationCode, Binder.getCallingUid()); 9918 msg.arg1 = id; 9919 msg.obj = response; 9920 mHandler.sendMessage(msg); 9921 } 9922 9923 @Override 9924 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9925 long millisecondsToDelay) { 9926 mContext.enforceCallingOrSelfPermission( 9927 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9928 "Only package verification agents can extend verification timeouts"); 9929 9930 final PackageVerificationState state = mPendingVerification.get(id); 9931 final PackageVerificationResponse response = new PackageVerificationResponse( 9932 verificationCodeAtTimeout, Binder.getCallingUid()); 9933 9934 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9935 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9936 } 9937 if (millisecondsToDelay < 0) { 9938 millisecondsToDelay = 0; 9939 } 9940 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9941 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9942 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9943 } 9944 9945 if ((state != null) && !state.timeoutExtended()) { 9946 state.extendTimeout(); 9947 9948 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9949 msg.arg1 = id; 9950 msg.obj = response; 9951 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9952 } 9953 } 9954 9955 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9956 int verificationCode, UserHandle user) { 9957 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9958 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9959 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9960 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9961 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9962 9963 mContext.sendBroadcastAsUser(intent, user, 9964 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9965 } 9966 9967 private ComponentName matchComponentForVerifier(String packageName, 9968 List<ResolveInfo> receivers) { 9969 ActivityInfo targetReceiver = null; 9970 9971 final int NR = receivers.size(); 9972 for (int i = 0; i < NR; i++) { 9973 final ResolveInfo info = receivers.get(i); 9974 if (info.activityInfo == null) { 9975 continue; 9976 } 9977 9978 if (packageName.equals(info.activityInfo.packageName)) { 9979 targetReceiver = info.activityInfo; 9980 break; 9981 } 9982 } 9983 9984 if (targetReceiver == null) { 9985 return null; 9986 } 9987 9988 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9989 } 9990 9991 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9992 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9993 if (pkgInfo.verifiers.length == 0) { 9994 return null; 9995 } 9996 9997 final int N = pkgInfo.verifiers.length; 9998 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9999 for (int i = 0; i < N; i++) { 10000 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10001 10002 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10003 receivers); 10004 if (comp == null) { 10005 continue; 10006 } 10007 10008 final int verifierUid = getUidForVerifier(verifierInfo); 10009 if (verifierUid == -1) { 10010 continue; 10011 } 10012 10013 if (DEBUG_VERIFY) { 10014 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10015 + " with the correct signature"); 10016 } 10017 sufficientVerifiers.add(comp); 10018 verificationState.addSufficientVerifier(verifierUid); 10019 } 10020 10021 return sufficientVerifiers; 10022 } 10023 10024 private int getUidForVerifier(VerifierInfo verifierInfo) { 10025 synchronized (mPackages) { 10026 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10027 if (pkg == null) { 10028 return -1; 10029 } else if (pkg.mSignatures.length != 1) { 10030 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10031 + " has more than one signature; ignoring"); 10032 return -1; 10033 } 10034 10035 /* 10036 * If the public key of the package's signature does not match 10037 * our expected public key, then this is a different package and 10038 * we should skip. 10039 */ 10040 10041 final byte[] expectedPublicKey; 10042 try { 10043 final Signature verifierSig = pkg.mSignatures[0]; 10044 final PublicKey publicKey = verifierSig.getPublicKey(); 10045 expectedPublicKey = publicKey.getEncoded(); 10046 } catch (CertificateException e) { 10047 return -1; 10048 } 10049 10050 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10051 10052 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10053 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10054 + " does not have the expected public key; ignoring"); 10055 return -1; 10056 } 10057 10058 return pkg.applicationInfo.uid; 10059 } 10060 } 10061 10062 @Override 10063 public void finishPackageInstall(int token) { 10064 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10065 10066 if (DEBUG_INSTALL) { 10067 Slog.v(TAG, "BM finishing package install for " + token); 10068 } 10069 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10070 10071 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10072 mHandler.sendMessage(msg); 10073 } 10074 10075 /** 10076 * Get the verification agent timeout. 10077 * 10078 * @return verification timeout in milliseconds 10079 */ 10080 private long getVerificationTimeout() { 10081 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10082 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10083 DEFAULT_VERIFICATION_TIMEOUT); 10084 } 10085 10086 /** 10087 * Get the default verification agent response code. 10088 * 10089 * @return default verification response code 10090 */ 10091 private int getDefaultVerificationResponse() { 10092 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10093 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10094 DEFAULT_VERIFICATION_RESPONSE); 10095 } 10096 10097 /** 10098 * Check whether or not package verification has been enabled. 10099 * 10100 * @return true if verification should be performed 10101 */ 10102 private boolean isVerificationEnabled(int userId, int installFlags) { 10103 if (!DEFAULT_VERIFY_ENABLE) { 10104 return false; 10105 } 10106 10107 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10108 10109 // Check if installing from ADB 10110 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10111 // Do not run verification in a test harness environment 10112 if (ActivityManager.isRunningInTestHarness()) { 10113 return false; 10114 } 10115 if (ensureVerifyAppsEnabled) { 10116 return true; 10117 } 10118 // Check if the developer does not want package verification for ADB installs 10119 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10120 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10121 return false; 10122 } 10123 } 10124 10125 if (ensureVerifyAppsEnabled) { 10126 return true; 10127 } 10128 10129 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10130 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10131 } 10132 10133 @Override 10134 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10135 throws RemoteException { 10136 mContext.enforceCallingOrSelfPermission( 10137 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10138 "Only intentfilter verification agents can verify applications"); 10139 10140 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10141 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10142 Binder.getCallingUid(), verificationCode, failedDomains); 10143 msg.arg1 = id; 10144 msg.obj = response; 10145 mHandler.sendMessage(msg); 10146 } 10147 10148 @Override 10149 public int getIntentVerificationStatus(String packageName, int userId) { 10150 synchronized (mPackages) { 10151 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10152 } 10153 } 10154 10155 @Override 10156 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10157 mContext.enforceCallingOrSelfPermission( 10158 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10159 10160 boolean result = false; 10161 synchronized (mPackages) { 10162 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10163 } 10164 if (result) { 10165 scheduleWritePackageRestrictionsLocked(userId); 10166 } 10167 return result; 10168 } 10169 10170 @Override 10171 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10172 synchronized (mPackages) { 10173 return mSettings.getIntentFilterVerificationsLPr(packageName); 10174 } 10175 } 10176 10177 @Override 10178 public List<IntentFilter> getAllIntentFilters(String packageName) { 10179 if (TextUtils.isEmpty(packageName)) { 10180 return Collections.<IntentFilter>emptyList(); 10181 } 10182 synchronized (mPackages) { 10183 PackageParser.Package pkg = mPackages.get(packageName); 10184 if (pkg == null || pkg.activities == null) { 10185 return Collections.<IntentFilter>emptyList(); 10186 } 10187 final int count = pkg.activities.size(); 10188 ArrayList<IntentFilter> result = new ArrayList<>(); 10189 for (int n=0; n<count; n++) { 10190 PackageParser.Activity activity = pkg.activities.get(n); 10191 if (activity.intents != null || activity.intents.size() > 0) { 10192 result.addAll(activity.intents); 10193 } 10194 } 10195 return result; 10196 } 10197 } 10198 10199 @Override 10200 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10201 mContext.enforceCallingOrSelfPermission( 10202 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10203 10204 synchronized (mPackages) { 10205 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10206 if (packageName != null) { 10207 result |= updateIntentVerificationStatus(packageName, 10208 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10209 userId); 10210 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10211 packageName, userId); 10212 } 10213 return result; 10214 } 10215 } 10216 10217 @Override 10218 public String getDefaultBrowserPackageName(int userId) { 10219 synchronized (mPackages) { 10220 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10221 } 10222 } 10223 10224 /** 10225 * Get the "allow unknown sources" setting. 10226 * 10227 * @return the current "allow unknown sources" setting 10228 */ 10229 private int getUnknownSourcesSettings() { 10230 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10231 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10232 -1); 10233 } 10234 10235 @Override 10236 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10237 final int uid = Binder.getCallingUid(); 10238 // writer 10239 synchronized (mPackages) { 10240 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10241 if (targetPackageSetting == null) { 10242 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10243 } 10244 10245 PackageSetting installerPackageSetting; 10246 if (installerPackageName != null) { 10247 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10248 if (installerPackageSetting == null) { 10249 throw new IllegalArgumentException("Unknown installer package: " 10250 + installerPackageName); 10251 } 10252 } else { 10253 installerPackageSetting = null; 10254 } 10255 10256 Signature[] callerSignature; 10257 Object obj = mSettings.getUserIdLPr(uid); 10258 if (obj != null) { 10259 if (obj instanceof SharedUserSetting) { 10260 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10261 } else if (obj instanceof PackageSetting) { 10262 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10263 } else { 10264 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10265 } 10266 } else { 10267 throw new SecurityException("Unknown calling uid " + uid); 10268 } 10269 10270 // Verify: can't set installerPackageName to a package that is 10271 // not signed with the same cert as the caller. 10272 if (installerPackageSetting != null) { 10273 if (compareSignatures(callerSignature, 10274 installerPackageSetting.signatures.mSignatures) 10275 != PackageManager.SIGNATURE_MATCH) { 10276 throw new SecurityException( 10277 "Caller does not have same cert as new installer package " 10278 + installerPackageName); 10279 } 10280 } 10281 10282 // Verify: if target already has an installer package, it must 10283 // be signed with the same cert as the caller. 10284 if (targetPackageSetting.installerPackageName != null) { 10285 PackageSetting setting = mSettings.mPackages.get( 10286 targetPackageSetting.installerPackageName); 10287 // If the currently set package isn't valid, then it's always 10288 // okay to change it. 10289 if (setting != null) { 10290 if (compareSignatures(callerSignature, 10291 setting.signatures.mSignatures) 10292 != PackageManager.SIGNATURE_MATCH) { 10293 throw new SecurityException( 10294 "Caller does not have same cert as old installer package " 10295 + targetPackageSetting.installerPackageName); 10296 } 10297 } 10298 } 10299 10300 // Okay! 10301 targetPackageSetting.installerPackageName = installerPackageName; 10302 scheduleWriteSettingsLocked(); 10303 } 10304 } 10305 10306 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10307 // Queue up an async operation since the package installation may take a little while. 10308 mHandler.post(new Runnable() { 10309 public void run() { 10310 mHandler.removeCallbacks(this); 10311 // Result object to be returned 10312 PackageInstalledInfo res = new PackageInstalledInfo(); 10313 res.returnCode = currentStatus; 10314 res.uid = -1; 10315 res.pkg = null; 10316 res.removedInfo = new PackageRemovedInfo(); 10317 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10318 args.doPreInstall(res.returnCode); 10319 synchronized (mInstallLock) { 10320 installPackageTracedLI(args, res); 10321 } 10322 args.doPostInstall(res.returnCode, res.uid); 10323 } 10324 10325 // A restore should be performed at this point if (a) the install 10326 // succeeded, (b) the operation is not an update, and (c) the new 10327 // package has not opted out of backup participation. 10328 final boolean update = res.removedInfo.removedPackage != null; 10329 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10330 boolean doRestore = !update 10331 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10332 10333 // Set up the post-install work request bookkeeping. This will be used 10334 // and cleaned up by the post-install event handling regardless of whether 10335 // there's a restore pass performed. Token values are >= 1. 10336 int token; 10337 if (mNextInstallToken < 0) mNextInstallToken = 1; 10338 token = mNextInstallToken++; 10339 10340 PostInstallData data = new PostInstallData(args, res); 10341 mRunningInstalls.put(token, data); 10342 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10343 10344 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10345 // Pass responsibility to the Backup Manager. It will perform a 10346 // restore if appropriate, then pass responsibility back to the 10347 // Package Manager to run the post-install observer callbacks 10348 // and broadcasts. 10349 IBackupManager bm = IBackupManager.Stub.asInterface( 10350 ServiceManager.getService(Context.BACKUP_SERVICE)); 10351 if (bm != null) { 10352 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10353 + " to BM for possible restore"); 10354 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10355 try { 10356 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10357 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10358 } else { 10359 doRestore = false; 10360 } 10361 } catch (RemoteException e) { 10362 // can't happen; the backup manager is local 10363 } catch (Exception e) { 10364 Slog.e(TAG, "Exception trying to enqueue restore", e); 10365 doRestore = false; 10366 } 10367 } else { 10368 Slog.e(TAG, "Backup Manager not found!"); 10369 doRestore = false; 10370 } 10371 } 10372 10373 if (!doRestore) { 10374 // No restore possible, or the Backup Manager was mysteriously not 10375 // available -- just fire the post-install work request directly. 10376 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10377 10378 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10379 10380 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10381 mHandler.sendMessage(msg); 10382 } 10383 } 10384 }); 10385 } 10386 10387 private abstract class HandlerParams { 10388 private static final int MAX_RETRIES = 4; 10389 10390 /** 10391 * Number of times startCopy() has been attempted and had a non-fatal 10392 * error. 10393 */ 10394 private int mRetries = 0; 10395 10396 /** User handle for the user requesting the information or installation. */ 10397 private final UserHandle mUser; 10398 String traceMethod; 10399 int traceCookie; 10400 10401 HandlerParams(UserHandle user) { 10402 mUser = user; 10403 } 10404 10405 UserHandle getUser() { 10406 return mUser; 10407 } 10408 10409 HandlerParams setTraceMethod(String traceMethod) { 10410 this.traceMethod = traceMethod; 10411 return this; 10412 } 10413 10414 HandlerParams setTraceCookie(int traceCookie) { 10415 this.traceCookie = traceCookie; 10416 return this; 10417 } 10418 10419 final boolean startCopy() { 10420 boolean res; 10421 try { 10422 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10423 10424 if (++mRetries > MAX_RETRIES) { 10425 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10426 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10427 handleServiceError(); 10428 return false; 10429 } else { 10430 handleStartCopy(); 10431 res = true; 10432 } 10433 } catch (RemoteException e) { 10434 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10435 mHandler.sendEmptyMessage(MCS_RECONNECT); 10436 res = false; 10437 } 10438 handleReturnCode(); 10439 return res; 10440 } 10441 10442 final void serviceError() { 10443 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10444 handleServiceError(); 10445 handleReturnCode(); 10446 } 10447 10448 abstract void handleStartCopy() throws RemoteException; 10449 abstract void handleServiceError(); 10450 abstract void handleReturnCode(); 10451 } 10452 10453 class MeasureParams extends HandlerParams { 10454 private final PackageStats mStats; 10455 private boolean mSuccess; 10456 10457 private final IPackageStatsObserver mObserver; 10458 10459 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10460 super(new UserHandle(stats.userHandle)); 10461 mObserver = observer; 10462 mStats = stats; 10463 } 10464 10465 @Override 10466 public String toString() { 10467 return "MeasureParams{" 10468 + Integer.toHexString(System.identityHashCode(this)) 10469 + " " + mStats.packageName + "}"; 10470 } 10471 10472 @Override 10473 void handleStartCopy() throws RemoteException { 10474 synchronized (mInstallLock) { 10475 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10476 } 10477 10478 if (mSuccess) { 10479 final boolean mounted; 10480 if (Environment.isExternalStorageEmulated()) { 10481 mounted = true; 10482 } else { 10483 final String status = Environment.getExternalStorageState(); 10484 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10485 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10486 } 10487 10488 if (mounted) { 10489 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10490 10491 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10492 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10493 10494 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10495 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10496 10497 // Always subtract cache size, since it's a subdirectory 10498 mStats.externalDataSize -= mStats.externalCacheSize; 10499 10500 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10501 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10502 10503 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10504 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10505 } 10506 } 10507 } 10508 10509 @Override 10510 void handleReturnCode() { 10511 if (mObserver != null) { 10512 try { 10513 mObserver.onGetStatsCompleted(mStats, mSuccess); 10514 } catch (RemoteException e) { 10515 Slog.i(TAG, "Observer no longer exists."); 10516 } 10517 } 10518 } 10519 10520 @Override 10521 void handleServiceError() { 10522 Slog.e(TAG, "Could not measure application " + mStats.packageName 10523 + " external storage"); 10524 } 10525 } 10526 10527 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10528 throws RemoteException { 10529 long result = 0; 10530 for (File path : paths) { 10531 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10532 } 10533 return result; 10534 } 10535 10536 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10537 for (File path : paths) { 10538 try { 10539 mcs.clearDirectory(path.getAbsolutePath()); 10540 } catch (RemoteException e) { 10541 } 10542 } 10543 } 10544 10545 static class OriginInfo { 10546 /** 10547 * Location where install is coming from, before it has been 10548 * copied/renamed into place. This could be a single monolithic APK 10549 * file, or a cluster directory. This location may be untrusted. 10550 */ 10551 final File file; 10552 final String cid; 10553 10554 /** 10555 * Flag indicating that {@link #file} or {@link #cid} has already been 10556 * staged, meaning downstream users don't need to defensively copy the 10557 * contents. 10558 */ 10559 final boolean staged; 10560 10561 /** 10562 * Flag indicating that {@link #file} or {@link #cid} is an already 10563 * installed app that is being moved. 10564 */ 10565 final boolean existing; 10566 10567 final String resolvedPath; 10568 final File resolvedFile; 10569 10570 static OriginInfo fromNothing() { 10571 return new OriginInfo(null, null, false, false); 10572 } 10573 10574 static OriginInfo fromUntrustedFile(File file) { 10575 return new OriginInfo(file, null, false, false); 10576 } 10577 10578 static OriginInfo fromExistingFile(File file) { 10579 return new OriginInfo(file, null, false, true); 10580 } 10581 10582 static OriginInfo fromStagedFile(File file) { 10583 return new OriginInfo(file, null, true, false); 10584 } 10585 10586 static OriginInfo fromStagedContainer(String cid) { 10587 return new OriginInfo(null, cid, true, false); 10588 } 10589 10590 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10591 this.file = file; 10592 this.cid = cid; 10593 this.staged = staged; 10594 this.existing = existing; 10595 10596 if (cid != null) { 10597 resolvedPath = PackageHelper.getSdDir(cid); 10598 resolvedFile = new File(resolvedPath); 10599 } else if (file != null) { 10600 resolvedPath = file.getAbsolutePath(); 10601 resolvedFile = file; 10602 } else { 10603 resolvedPath = null; 10604 resolvedFile = null; 10605 } 10606 } 10607 } 10608 10609 class MoveInfo { 10610 final int moveId; 10611 final String fromUuid; 10612 final String toUuid; 10613 final String packageName; 10614 final String dataAppName; 10615 final int appId; 10616 final String seinfo; 10617 10618 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10619 String dataAppName, int appId, String seinfo) { 10620 this.moveId = moveId; 10621 this.fromUuid = fromUuid; 10622 this.toUuid = toUuid; 10623 this.packageName = packageName; 10624 this.dataAppName = dataAppName; 10625 this.appId = appId; 10626 this.seinfo = seinfo; 10627 } 10628 } 10629 10630 class InstallParams extends HandlerParams { 10631 final OriginInfo origin; 10632 final MoveInfo move; 10633 final IPackageInstallObserver2 observer; 10634 int installFlags; 10635 final String installerPackageName; 10636 final String volumeUuid; 10637 final VerificationParams verificationParams; 10638 private InstallArgs mArgs; 10639 private int mRet; 10640 final String packageAbiOverride; 10641 final String[] grantedRuntimePermissions; 10642 10643 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10644 int installFlags, String installerPackageName, String volumeUuid, 10645 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10646 String[] grantedPermissions) { 10647 super(user); 10648 this.origin = origin; 10649 this.move = move; 10650 this.observer = observer; 10651 this.installFlags = installFlags; 10652 this.installerPackageName = installerPackageName; 10653 this.volumeUuid = volumeUuid; 10654 this.verificationParams = verificationParams; 10655 this.packageAbiOverride = packageAbiOverride; 10656 this.grantedRuntimePermissions = grantedPermissions; 10657 } 10658 10659 @Override 10660 public String toString() { 10661 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10662 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10663 } 10664 10665 public ManifestDigest getManifestDigest() { 10666 if (verificationParams == null) { 10667 return null; 10668 } 10669 return verificationParams.getManifestDigest(); 10670 } 10671 10672 private int installLocationPolicy(PackageInfoLite pkgLite) { 10673 String packageName = pkgLite.packageName; 10674 int installLocation = pkgLite.installLocation; 10675 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10676 // reader 10677 synchronized (mPackages) { 10678 PackageParser.Package pkg = mPackages.get(packageName); 10679 if (pkg != null) { 10680 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10681 // Check for downgrading. 10682 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10683 try { 10684 checkDowngrade(pkg, pkgLite); 10685 } catch (PackageManagerException e) { 10686 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10687 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10688 } 10689 } 10690 // Check for updated system application. 10691 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10692 if (onSd) { 10693 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10694 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10695 } 10696 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10697 } else { 10698 if (onSd) { 10699 // Install flag overrides everything. 10700 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10701 } 10702 // If current upgrade specifies particular preference 10703 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10704 // Application explicitly specified internal. 10705 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10706 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10707 // App explictly prefers external. Let policy decide 10708 } else { 10709 // Prefer previous location 10710 if (isExternal(pkg)) { 10711 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10712 } 10713 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10714 } 10715 } 10716 } else { 10717 // Invalid install. Return error code 10718 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10719 } 10720 } 10721 } 10722 // All the special cases have been taken care of. 10723 // Return result based on recommended install location. 10724 if (onSd) { 10725 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10726 } 10727 return pkgLite.recommendedInstallLocation; 10728 } 10729 10730 /* 10731 * Invoke remote method to get package information and install 10732 * location values. Override install location based on default 10733 * policy if needed and then create install arguments based 10734 * on the install location. 10735 */ 10736 public void handleStartCopy() throws RemoteException { 10737 int ret = PackageManager.INSTALL_SUCCEEDED; 10738 10739 // If we're already staged, we've firmly committed to an install location 10740 if (origin.staged) { 10741 if (origin.file != null) { 10742 installFlags |= PackageManager.INSTALL_INTERNAL; 10743 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10744 } else if (origin.cid != null) { 10745 installFlags |= PackageManager.INSTALL_EXTERNAL; 10746 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10747 } else { 10748 throw new IllegalStateException("Invalid stage location"); 10749 } 10750 } 10751 10752 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10753 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10754 PackageInfoLite pkgLite = null; 10755 10756 if (onInt && onSd) { 10757 // Check if both bits are set. 10758 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10759 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10760 } else { 10761 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10762 packageAbiOverride); 10763 10764 /* 10765 * If we have too little free space, try to free cache 10766 * before giving up. 10767 */ 10768 if (!origin.staged && pkgLite.recommendedInstallLocation 10769 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10770 // TODO: focus freeing disk space on the target device 10771 final StorageManager storage = StorageManager.from(mContext); 10772 final long lowThreshold = storage.getStorageLowBytes( 10773 Environment.getDataDirectory()); 10774 10775 final long sizeBytes = mContainerService.calculateInstalledSize( 10776 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10777 10778 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10779 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10780 installFlags, packageAbiOverride); 10781 } 10782 10783 /* 10784 * The cache free must have deleted the file we 10785 * downloaded to install. 10786 * 10787 * TODO: fix the "freeCache" call to not delete 10788 * the file we care about. 10789 */ 10790 if (pkgLite.recommendedInstallLocation 10791 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10792 pkgLite.recommendedInstallLocation 10793 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10794 } 10795 } 10796 } 10797 10798 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10799 int loc = pkgLite.recommendedInstallLocation; 10800 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10801 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10802 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10803 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10804 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10805 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10806 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10807 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10808 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10809 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10810 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10811 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10812 } else { 10813 // Override with defaults if needed. 10814 loc = installLocationPolicy(pkgLite); 10815 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10816 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10817 } else if (!onSd && !onInt) { 10818 // Override install location with flags 10819 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10820 // Set the flag to install on external media. 10821 installFlags |= PackageManager.INSTALL_EXTERNAL; 10822 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10823 } else { 10824 // Make sure the flag for installing on external 10825 // media is unset 10826 installFlags |= PackageManager.INSTALL_INTERNAL; 10827 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10828 } 10829 } 10830 } 10831 } 10832 10833 final InstallArgs args = createInstallArgs(this); 10834 mArgs = args; 10835 10836 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10837 /* 10838 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10839 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10840 */ 10841 int userIdentifier = getUser().getIdentifier(); 10842 if (userIdentifier == UserHandle.USER_ALL 10843 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10844 userIdentifier = UserHandle.USER_OWNER; 10845 } 10846 10847 /* 10848 * Determine if we have any installed package verifiers. If we 10849 * do, then we'll defer to them to verify the packages. 10850 */ 10851 final int requiredUid = mRequiredVerifierPackage == null ? -1 10852 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10853 if (!origin.existing && requiredUid != -1 10854 && isVerificationEnabled(userIdentifier, installFlags)) { 10855 final Intent verification = new Intent( 10856 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10857 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10858 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10859 PACKAGE_MIME_TYPE); 10860 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10861 10862 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10863 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10864 0 /* TODO: Which userId? */); 10865 10866 if (DEBUG_VERIFY) { 10867 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10868 + verification.toString() + " with " + pkgLite.verifiers.length 10869 + " optional verifiers"); 10870 } 10871 10872 final int verificationId = mPendingVerificationToken++; 10873 10874 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10875 10876 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10877 installerPackageName); 10878 10879 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10880 installFlags); 10881 10882 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10883 pkgLite.packageName); 10884 10885 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10886 pkgLite.versionCode); 10887 10888 if (verificationParams != null) { 10889 if (verificationParams.getVerificationURI() != null) { 10890 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10891 verificationParams.getVerificationURI()); 10892 } 10893 if (verificationParams.getOriginatingURI() != null) { 10894 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10895 verificationParams.getOriginatingURI()); 10896 } 10897 if (verificationParams.getReferrer() != null) { 10898 verification.putExtra(Intent.EXTRA_REFERRER, 10899 verificationParams.getReferrer()); 10900 } 10901 if (verificationParams.getOriginatingUid() >= 0) { 10902 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10903 verificationParams.getOriginatingUid()); 10904 } 10905 if (verificationParams.getInstallerUid() >= 0) { 10906 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10907 verificationParams.getInstallerUid()); 10908 } 10909 } 10910 10911 final PackageVerificationState verificationState = new PackageVerificationState( 10912 requiredUid, args); 10913 10914 mPendingVerification.append(verificationId, verificationState); 10915 10916 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10917 receivers, verificationState); 10918 10919 // Apps installed for "all" users use the device owner to verify the app 10920 UserHandle verifierUser = getUser(); 10921 if (verifierUser == UserHandle.ALL) { 10922 verifierUser = UserHandle.OWNER; 10923 } 10924 10925 /* 10926 * If any sufficient verifiers were listed in the package 10927 * manifest, attempt to ask them. 10928 */ 10929 if (sufficientVerifiers != null) { 10930 final int N = sufficientVerifiers.size(); 10931 if (N == 0) { 10932 Slog.i(TAG, "Additional verifiers required, but none installed."); 10933 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10934 } else { 10935 for (int i = 0; i < N; i++) { 10936 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10937 10938 final Intent sufficientIntent = new Intent(verification); 10939 sufficientIntent.setComponent(verifierComponent); 10940 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10941 } 10942 } 10943 } 10944 10945 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10946 mRequiredVerifierPackage, receivers); 10947 if (ret == PackageManager.INSTALL_SUCCEEDED 10948 && mRequiredVerifierPackage != null) { 10949 Trace.asyncTraceBegin( 10950 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 10951 /* 10952 * Send the intent to the required verification agent, 10953 * but only start the verification timeout after the 10954 * target BroadcastReceivers have run. 10955 */ 10956 verification.setComponent(requiredVerifierComponent); 10957 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10958 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10959 new BroadcastReceiver() { 10960 @Override 10961 public void onReceive(Context context, Intent intent) { 10962 final Message msg = mHandler 10963 .obtainMessage(CHECK_PENDING_VERIFICATION); 10964 msg.arg1 = verificationId; 10965 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10966 } 10967 }, null, 0, null, null); 10968 10969 /* 10970 * We don't want the copy to proceed until verification 10971 * succeeds, so null out this field. 10972 */ 10973 mArgs = null; 10974 } 10975 } else { 10976 /* 10977 * No package verification is enabled, so immediately start 10978 * the remote call to initiate copy using temporary file. 10979 */ 10980 ret = args.copyApk(mContainerService, true); 10981 } 10982 } 10983 10984 mRet = ret; 10985 } 10986 10987 @Override 10988 void handleReturnCode() { 10989 // If mArgs is null, then MCS couldn't be reached. When it 10990 // reconnects, it will try again to install. At that point, this 10991 // will succeed. 10992 if (mArgs != null) { 10993 processPendingInstall(mArgs, mRet); 10994 } 10995 } 10996 10997 @Override 10998 void handleServiceError() { 10999 mArgs = createInstallArgs(this); 11000 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11001 } 11002 11003 public boolean isForwardLocked() { 11004 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11005 } 11006 } 11007 11008 /** 11009 * Used during creation of InstallArgs 11010 * 11011 * @param installFlags package installation flags 11012 * @return true if should be installed on external storage 11013 */ 11014 private static boolean installOnExternalAsec(int installFlags) { 11015 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11016 return false; 11017 } 11018 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11019 return true; 11020 } 11021 return false; 11022 } 11023 11024 /** 11025 * Used during creation of InstallArgs 11026 * 11027 * @param installFlags package installation flags 11028 * @return true if should be installed as forward locked 11029 */ 11030 private static boolean installForwardLocked(int installFlags) { 11031 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11032 } 11033 11034 private InstallArgs createInstallArgs(InstallParams params) { 11035 if (params.move != null) { 11036 return new MoveInstallArgs(params); 11037 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11038 return new AsecInstallArgs(params); 11039 } else { 11040 return new FileInstallArgs(params); 11041 } 11042 } 11043 11044 /** 11045 * Create args that describe an existing installed package. Typically used 11046 * when cleaning up old installs, or used as a move source. 11047 */ 11048 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11049 String resourcePath, String[] instructionSets) { 11050 final boolean isInAsec; 11051 if (installOnExternalAsec(installFlags)) { 11052 /* Apps on SD card are always in ASEC containers. */ 11053 isInAsec = true; 11054 } else if (installForwardLocked(installFlags) 11055 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11056 /* 11057 * Forward-locked apps are only in ASEC containers if they're the 11058 * new style 11059 */ 11060 isInAsec = true; 11061 } else { 11062 isInAsec = false; 11063 } 11064 11065 if (isInAsec) { 11066 return new AsecInstallArgs(codePath, instructionSets, 11067 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11068 } else { 11069 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11070 } 11071 } 11072 11073 static abstract class InstallArgs { 11074 /** @see InstallParams#origin */ 11075 final OriginInfo origin; 11076 /** @see InstallParams#move */ 11077 final MoveInfo move; 11078 11079 final IPackageInstallObserver2 observer; 11080 // Always refers to PackageManager flags only 11081 final int installFlags; 11082 final String installerPackageName; 11083 final String volumeUuid; 11084 final ManifestDigest manifestDigest; 11085 final UserHandle user; 11086 final String abiOverride; 11087 final String[] installGrantPermissions; 11088 /** If non-null, drop an async trace when the install completes */ 11089 final String traceMethod; 11090 final int traceCookie; 11091 11092 // The list of instruction sets supported by this app. This is currently 11093 // only used during the rmdex() phase to clean up resources. We can get rid of this 11094 // if we move dex files under the common app path. 11095 /* nullable */ String[] instructionSets; 11096 11097 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11098 int installFlags, String installerPackageName, String volumeUuid, 11099 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11100 String abiOverride, String[] installGrantPermissions, 11101 String traceMethod, int traceCookie) { 11102 this.origin = origin; 11103 this.move = move; 11104 this.installFlags = installFlags; 11105 this.observer = observer; 11106 this.installerPackageName = installerPackageName; 11107 this.volumeUuid = volumeUuid; 11108 this.manifestDigest = manifestDigest; 11109 this.user = user; 11110 this.instructionSets = instructionSets; 11111 this.abiOverride = abiOverride; 11112 this.installGrantPermissions = installGrantPermissions; 11113 this.traceMethod = traceMethod; 11114 this.traceCookie = traceCookie; 11115 } 11116 11117 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11118 abstract int doPreInstall(int status); 11119 11120 /** 11121 * Rename package into final resting place. All paths on the given 11122 * scanned package should be updated to reflect the rename. 11123 */ 11124 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11125 abstract int doPostInstall(int status, int uid); 11126 11127 /** @see PackageSettingBase#codePathString */ 11128 abstract String getCodePath(); 11129 /** @see PackageSettingBase#resourcePathString */ 11130 abstract String getResourcePath(); 11131 11132 // Need installer lock especially for dex file removal. 11133 abstract void cleanUpResourcesLI(); 11134 abstract boolean doPostDeleteLI(boolean delete); 11135 11136 /** 11137 * Called before the source arguments are copied. This is used mostly 11138 * for MoveParams when it needs to read the source file to put it in the 11139 * destination. 11140 */ 11141 int doPreCopy() { 11142 return PackageManager.INSTALL_SUCCEEDED; 11143 } 11144 11145 /** 11146 * Called after the source arguments are copied. This is used mostly for 11147 * MoveParams when it needs to read the source file to put it in the 11148 * destination. 11149 * 11150 * @return 11151 */ 11152 int doPostCopy(int uid) { 11153 return PackageManager.INSTALL_SUCCEEDED; 11154 } 11155 11156 protected boolean isFwdLocked() { 11157 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11158 } 11159 11160 protected boolean isExternalAsec() { 11161 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11162 } 11163 11164 UserHandle getUser() { 11165 return user; 11166 } 11167 } 11168 11169 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11170 if (!allCodePaths.isEmpty()) { 11171 if (instructionSets == null) { 11172 throw new IllegalStateException("instructionSet == null"); 11173 } 11174 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11175 for (String codePath : allCodePaths) { 11176 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11177 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11178 if (retCode < 0) { 11179 Slog.w(TAG, "Couldn't remove dex file for package: " 11180 + " at location " + codePath + ", retcode=" + retCode); 11181 // we don't consider this to be a failure of the core package deletion 11182 } 11183 } 11184 } 11185 } 11186 } 11187 11188 /** 11189 * Logic to handle installation of non-ASEC applications, including copying 11190 * and renaming logic. 11191 */ 11192 class FileInstallArgs extends InstallArgs { 11193 private File codeFile; 11194 private File resourceFile; 11195 11196 // Example topology: 11197 // /data/app/com.example/base.apk 11198 // /data/app/com.example/split_foo.apk 11199 // /data/app/com.example/lib/arm/libfoo.so 11200 // /data/app/com.example/lib/arm64/libfoo.so 11201 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11202 11203 /** New install */ 11204 FileInstallArgs(InstallParams params) { 11205 super(params.origin, params.move, params.observer, params.installFlags, 11206 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11207 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11208 params.grantedRuntimePermissions, 11209 params.traceMethod, params.traceCookie); 11210 if (isFwdLocked()) { 11211 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11212 } 11213 } 11214 11215 /** Existing install */ 11216 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11217 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11218 null, null, null, 0); 11219 this.codeFile = (codePath != null) ? new File(codePath) : null; 11220 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11221 } 11222 11223 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11225 try { 11226 return doCopyApk(imcs, temp); 11227 } finally { 11228 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11229 } 11230 } 11231 11232 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11233 if (origin.staged) { 11234 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11235 codeFile = origin.file; 11236 resourceFile = origin.file; 11237 return PackageManager.INSTALL_SUCCEEDED; 11238 } 11239 11240 try { 11241 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11242 codeFile = tempDir; 11243 resourceFile = tempDir; 11244 } catch (IOException e) { 11245 Slog.w(TAG, "Failed to create copy file: " + e); 11246 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11247 } 11248 11249 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11250 @Override 11251 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11252 if (!FileUtils.isValidExtFilename(name)) { 11253 throw new IllegalArgumentException("Invalid filename: " + name); 11254 } 11255 try { 11256 final File file = new File(codeFile, name); 11257 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11258 O_RDWR | O_CREAT, 0644); 11259 Os.chmod(file.getAbsolutePath(), 0644); 11260 return new ParcelFileDescriptor(fd); 11261 } catch (ErrnoException e) { 11262 throw new RemoteException("Failed to open: " + e.getMessage()); 11263 } 11264 } 11265 }; 11266 11267 int ret = PackageManager.INSTALL_SUCCEEDED; 11268 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11269 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11270 Slog.e(TAG, "Failed to copy package"); 11271 return ret; 11272 } 11273 11274 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11275 NativeLibraryHelper.Handle handle = null; 11276 try { 11277 handle = NativeLibraryHelper.Handle.create(codeFile); 11278 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11279 abiOverride); 11280 } catch (IOException e) { 11281 Slog.e(TAG, "Copying native libraries failed", e); 11282 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11283 } finally { 11284 IoUtils.closeQuietly(handle); 11285 } 11286 11287 return ret; 11288 } 11289 11290 int doPreInstall(int status) { 11291 if (status != PackageManager.INSTALL_SUCCEEDED) { 11292 cleanUp(); 11293 } 11294 return status; 11295 } 11296 11297 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11298 if (status != PackageManager.INSTALL_SUCCEEDED) { 11299 cleanUp(); 11300 return false; 11301 } 11302 11303 final File targetDir = codeFile.getParentFile(); 11304 final File beforeCodeFile = codeFile; 11305 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11306 11307 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11308 try { 11309 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11310 } catch (ErrnoException e) { 11311 Slog.w(TAG, "Failed to rename", e); 11312 return false; 11313 } 11314 11315 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11316 Slog.w(TAG, "Failed to restorecon"); 11317 return false; 11318 } 11319 11320 // Reflect the rename internally 11321 codeFile = afterCodeFile; 11322 resourceFile = afterCodeFile; 11323 11324 // Reflect the rename in scanned details 11325 pkg.codePath = afterCodeFile.getAbsolutePath(); 11326 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11327 pkg.baseCodePath); 11328 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11329 pkg.splitCodePaths); 11330 11331 // Reflect the rename in app info 11332 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11333 pkg.applicationInfo.setCodePath(pkg.codePath); 11334 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11335 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11336 pkg.applicationInfo.setResourcePath(pkg.codePath); 11337 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11338 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11339 11340 return true; 11341 } 11342 11343 int doPostInstall(int status, int uid) { 11344 if (status != PackageManager.INSTALL_SUCCEEDED) { 11345 cleanUp(); 11346 } 11347 return status; 11348 } 11349 11350 @Override 11351 String getCodePath() { 11352 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11353 } 11354 11355 @Override 11356 String getResourcePath() { 11357 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11358 } 11359 11360 private boolean cleanUp() { 11361 if (codeFile == null || !codeFile.exists()) { 11362 return false; 11363 } 11364 11365 if (codeFile.isDirectory()) { 11366 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11367 } else { 11368 codeFile.delete(); 11369 } 11370 11371 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11372 resourceFile.delete(); 11373 } 11374 11375 return true; 11376 } 11377 11378 void cleanUpResourcesLI() { 11379 // Try enumerating all code paths before deleting 11380 List<String> allCodePaths = Collections.EMPTY_LIST; 11381 if (codeFile != null && codeFile.exists()) { 11382 try { 11383 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11384 allCodePaths = pkg.getAllCodePaths(); 11385 } catch (PackageParserException e) { 11386 // Ignored; we tried our best 11387 } 11388 } 11389 11390 cleanUp(); 11391 removeDexFiles(allCodePaths, instructionSets); 11392 } 11393 11394 boolean doPostDeleteLI(boolean delete) { 11395 // XXX err, shouldn't we respect the delete flag? 11396 cleanUpResourcesLI(); 11397 return true; 11398 } 11399 } 11400 11401 private boolean isAsecExternal(String cid) { 11402 final String asecPath = PackageHelper.getSdFilesystem(cid); 11403 return !asecPath.startsWith(mAsecInternalPath); 11404 } 11405 11406 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11407 PackageManagerException { 11408 if (copyRet < 0) { 11409 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11410 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11411 throw new PackageManagerException(copyRet, message); 11412 } 11413 } 11414 } 11415 11416 /** 11417 * Extract the MountService "container ID" from the full code path of an 11418 * .apk. 11419 */ 11420 static String cidFromCodePath(String fullCodePath) { 11421 int eidx = fullCodePath.lastIndexOf("/"); 11422 String subStr1 = fullCodePath.substring(0, eidx); 11423 int sidx = subStr1.lastIndexOf("/"); 11424 return subStr1.substring(sidx+1, eidx); 11425 } 11426 11427 /** 11428 * Logic to handle installation of ASEC applications, including copying and 11429 * renaming logic. 11430 */ 11431 class AsecInstallArgs extends InstallArgs { 11432 static final String RES_FILE_NAME = "pkg.apk"; 11433 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11434 11435 String cid; 11436 String packagePath; 11437 String resourcePath; 11438 11439 /** New install */ 11440 AsecInstallArgs(InstallParams params) { 11441 super(params.origin, params.move, params.observer, params.installFlags, 11442 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11443 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11444 params.grantedRuntimePermissions, 11445 params.traceMethod, params.traceCookie); 11446 } 11447 11448 /** Existing install */ 11449 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11450 boolean isExternal, boolean isForwardLocked) { 11451 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11452 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11453 instructionSets, null, null, null, 0); 11454 // Hackily pretend we're still looking at a full code path 11455 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11456 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11457 } 11458 11459 // Extract cid from fullCodePath 11460 int eidx = fullCodePath.lastIndexOf("/"); 11461 String subStr1 = fullCodePath.substring(0, eidx); 11462 int sidx = subStr1.lastIndexOf("/"); 11463 cid = subStr1.substring(sidx+1, eidx); 11464 setMountPath(subStr1); 11465 } 11466 11467 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11468 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11469 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11470 instructionSets, null, null, null, 0); 11471 this.cid = cid; 11472 setMountPath(PackageHelper.getSdDir(cid)); 11473 } 11474 11475 void createCopyFile() { 11476 cid = mInstallerService.allocateExternalStageCidLegacy(); 11477 } 11478 11479 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11480 if (origin.staged) { 11481 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11482 cid = origin.cid; 11483 setMountPath(PackageHelper.getSdDir(cid)); 11484 return PackageManager.INSTALL_SUCCEEDED; 11485 } 11486 11487 if (temp) { 11488 createCopyFile(); 11489 } else { 11490 /* 11491 * Pre-emptively destroy the container since it's destroyed if 11492 * copying fails due to it existing anyway. 11493 */ 11494 PackageHelper.destroySdDir(cid); 11495 } 11496 11497 final String newMountPath = imcs.copyPackageToContainer( 11498 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11499 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11500 11501 if (newMountPath != null) { 11502 setMountPath(newMountPath); 11503 return PackageManager.INSTALL_SUCCEEDED; 11504 } else { 11505 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11506 } 11507 } 11508 11509 @Override 11510 String getCodePath() { 11511 return packagePath; 11512 } 11513 11514 @Override 11515 String getResourcePath() { 11516 return resourcePath; 11517 } 11518 11519 int doPreInstall(int status) { 11520 if (status != PackageManager.INSTALL_SUCCEEDED) { 11521 // Destroy container 11522 PackageHelper.destroySdDir(cid); 11523 } else { 11524 boolean mounted = PackageHelper.isContainerMounted(cid); 11525 if (!mounted) { 11526 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11527 Process.SYSTEM_UID); 11528 if (newMountPath != null) { 11529 setMountPath(newMountPath); 11530 } else { 11531 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11532 } 11533 } 11534 } 11535 return status; 11536 } 11537 11538 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11539 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11540 String newMountPath = null; 11541 if (PackageHelper.isContainerMounted(cid)) { 11542 // Unmount the container 11543 if (!PackageHelper.unMountSdDir(cid)) { 11544 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11545 return false; 11546 } 11547 } 11548 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11549 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11550 " which might be stale. Will try to clean up."); 11551 // Clean up the stale container and proceed to recreate. 11552 if (!PackageHelper.destroySdDir(newCacheId)) { 11553 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11554 return false; 11555 } 11556 // Successfully cleaned up stale container. Try to rename again. 11557 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11558 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11559 + " inspite of cleaning it up."); 11560 return false; 11561 } 11562 } 11563 if (!PackageHelper.isContainerMounted(newCacheId)) { 11564 Slog.w(TAG, "Mounting container " + newCacheId); 11565 newMountPath = PackageHelper.mountSdDir(newCacheId, 11566 getEncryptKey(), Process.SYSTEM_UID); 11567 } else { 11568 newMountPath = PackageHelper.getSdDir(newCacheId); 11569 } 11570 if (newMountPath == null) { 11571 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11572 return false; 11573 } 11574 Log.i(TAG, "Succesfully renamed " + cid + 11575 " to " + newCacheId + 11576 " at new path: " + newMountPath); 11577 cid = newCacheId; 11578 11579 final File beforeCodeFile = new File(packagePath); 11580 setMountPath(newMountPath); 11581 final File afterCodeFile = new File(packagePath); 11582 11583 // Reflect the rename in scanned details 11584 pkg.codePath = afterCodeFile.getAbsolutePath(); 11585 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11586 pkg.baseCodePath); 11587 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11588 pkg.splitCodePaths); 11589 11590 // Reflect the rename in app info 11591 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11592 pkg.applicationInfo.setCodePath(pkg.codePath); 11593 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11594 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11595 pkg.applicationInfo.setResourcePath(pkg.codePath); 11596 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11597 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11598 11599 return true; 11600 } 11601 11602 private void setMountPath(String mountPath) { 11603 final File mountFile = new File(mountPath); 11604 11605 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11606 if (monolithicFile.exists()) { 11607 packagePath = monolithicFile.getAbsolutePath(); 11608 if (isFwdLocked()) { 11609 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11610 } else { 11611 resourcePath = packagePath; 11612 } 11613 } else { 11614 packagePath = mountFile.getAbsolutePath(); 11615 resourcePath = packagePath; 11616 } 11617 } 11618 11619 int doPostInstall(int status, int uid) { 11620 if (status != PackageManager.INSTALL_SUCCEEDED) { 11621 cleanUp(); 11622 } else { 11623 final int groupOwner; 11624 final String protectedFile; 11625 if (isFwdLocked()) { 11626 groupOwner = UserHandle.getSharedAppGid(uid); 11627 protectedFile = RES_FILE_NAME; 11628 } else { 11629 groupOwner = -1; 11630 protectedFile = null; 11631 } 11632 11633 if (uid < Process.FIRST_APPLICATION_UID 11634 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11635 Slog.e(TAG, "Failed to finalize " + cid); 11636 PackageHelper.destroySdDir(cid); 11637 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11638 } 11639 11640 boolean mounted = PackageHelper.isContainerMounted(cid); 11641 if (!mounted) { 11642 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11643 } 11644 } 11645 return status; 11646 } 11647 11648 private void cleanUp() { 11649 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11650 11651 // Destroy secure container 11652 PackageHelper.destroySdDir(cid); 11653 } 11654 11655 private List<String> getAllCodePaths() { 11656 final File codeFile = new File(getCodePath()); 11657 if (codeFile != null && codeFile.exists()) { 11658 try { 11659 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11660 return pkg.getAllCodePaths(); 11661 } catch (PackageParserException e) { 11662 // Ignored; we tried our best 11663 } 11664 } 11665 return Collections.EMPTY_LIST; 11666 } 11667 11668 void cleanUpResourcesLI() { 11669 // Enumerate all code paths before deleting 11670 cleanUpResourcesLI(getAllCodePaths()); 11671 } 11672 11673 private void cleanUpResourcesLI(List<String> allCodePaths) { 11674 cleanUp(); 11675 removeDexFiles(allCodePaths, instructionSets); 11676 } 11677 11678 String getPackageName() { 11679 return getAsecPackageName(cid); 11680 } 11681 11682 boolean doPostDeleteLI(boolean delete) { 11683 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11684 final List<String> allCodePaths = getAllCodePaths(); 11685 boolean mounted = PackageHelper.isContainerMounted(cid); 11686 if (mounted) { 11687 // Unmount first 11688 if (PackageHelper.unMountSdDir(cid)) { 11689 mounted = false; 11690 } 11691 } 11692 if (!mounted && delete) { 11693 cleanUpResourcesLI(allCodePaths); 11694 } 11695 return !mounted; 11696 } 11697 11698 @Override 11699 int doPreCopy() { 11700 if (isFwdLocked()) { 11701 if (!PackageHelper.fixSdPermissions(cid, 11702 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11703 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11704 } 11705 } 11706 11707 return PackageManager.INSTALL_SUCCEEDED; 11708 } 11709 11710 @Override 11711 int doPostCopy(int uid) { 11712 if (isFwdLocked()) { 11713 if (uid < Process.FIRST_APPLICATION_UID 11714 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11715 RES_FILE_NAME)) { 11716 Slog.e(TAG, "Failed to finalize " + cid); 11717 PackageHelper.destroySdDir(cid); 11718 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11719 } 11720 } 11721 11722 return PackageManager.INSTALL_SUCCEEDED; 11723 } 11724 } 11725 11726 /** 11727 * Logic to handle movement of existing installed applications. 11728 */ 11729 class MoveInstallArgs extends InstallArgs { 11730 private File codeFile; 11731 private File resourceFile; 11732 11733 /** New install */ 11734 MoveInstallArgs(InstallParams params) { 11735 super(params.origin, params.move, params.observer, params.installFlags, 11736 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11737 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11738 params.grantedRuntimePermissions, 11739 params.traceMethod, params.traceCookie); 11740 } 11741 11742 int copyApk(IMediaContainerService imcs, boolean temp) { 11743 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11744 + move.fromUuid + " to " + move.toUuid); 11745 synchronized (mInstaller) { 11746 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11747 move.dataAppName, move.appId, move.seinfo) != 0) { 11748 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11749 } 11750 } 11751 11752 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11753 resourceFile = codeFile; 11754 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11755 11756 return PackageManager.INSTALL_SUCCEEDED; 11757 } 11758 11759 int doPreInstall(int status) { 11760 if (status != PackageManager.INSTALL_SUCCEEDED) { 11761 cleanUp(move.toUuid); 11762 } 11763 return status; 11764 } 11765 11766 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11767 if (status != PackageManager.INSTALL_SUCCEEDED) { 11768 cleanUp(move.toUuid); 11769 return false; 11770 } 11771 11772 // Reflect the move in app info 11773 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11774 pkg.applicationInfo.setCodePath(pkg.codePath); 11775 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11776 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11777 pkg.applicationInfo.setResourcePath(pkg.codePath); 11778 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11779 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11780 11781 return true; 11782 } 11783 11784 int doPostInstall(int status, int uid) { 11785 if (status == PackageManager.INSTALL_SUCCEEDED) { 11786 cleanUp(move.fromUuid); 11787 } else { 11788 cleanUp(move.toUuid); 11789 } 11790 return status; 11791 } 11792 11793 @Override 11794 String getCodePath() { 11795 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11796 } 11797 11798 @Override 11799 String getResourcePath() { 11800 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11801 } 11802 11803 private boolean cleanUp(String volumeUuid) { 11804 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11805 move.dataAppName); 11806 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11807 synchronized (mInstallLock) { 11808 // Clean up both app data and code 11809 removeDataDirsLI(volumeUuid, move.packageName); 11810 if (codeFile.isDirectory()) { 11811 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11812 } else { 11813 codeFile.delete(); 11814 } 11815 } 11816 return true; 11817 } 11818 11819 void cleanUpResourcesLI() { 11820 throw new UnsupportedOperationException(); 11821 } 11822 11823 boolean doPostDeleteLI(boolean delete) { 11824 throw new UnsupportedOperationException(); 11825 } 11826 } 11827 11828 static String getAsecPackageName(String packageCid) { 11829 int idx = packageCid.lastIndexOf("-"); 11830 if (idx == -1) { 11831 return packageCid; 11832 } 11833 return packageCid.substring(0, idx); 11834 } 11835 11836 // Utility method used to create code paths based on package name and available index. 11837 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11838 String idxStr = ""; 11839 int idx = 1; 11840 // Fall back to default value of idx=1 if prefix is not 11841 // part of oldCodePath 11842 if (oldCodePath != null) { 11843 String subStr = oldCodePath; 11844 // Drop the suffix right away 11845 if (suffix != null && subStr.endsWith(suffix)) { 11846 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11847 } 11848 // If oldCodePath already contains prefix find out the 11849 // ending index to either increment or decrement. 11850 int sidx = subStr.lastIndexOf(prefix); 11851 if (sidx != -1) { 11852 subStr = subStr.substring(sidx + prefix.length()); 11853 if (subStr != null) { 11854 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11855 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11856 } 11857 try { 11858 idx = Integer.parseInt(subStr); 11859 if (idx <= 1) { 11860 idx++; 11861 } else { 11862 idx--; 11863 } 11864 } catch(NumberFormatException e) { 11865 } 11866 } 11867 } 11868 } 11869 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11870 return prefix + idxStr; 11871 } 11872 11873 private File getNextCodePath(File targetDir, String packageName) { 11874 int suffix = 1; 11875 File result; 11876 do { 11877 result = new File(targetDir, packageName + "-" + suffix); 11878 suffix++; 11879 } while (result.exists()); 11880 return result; 11881 } 11882 11883 // Utility method that returns the relative package path with respect 11884 // to the installation directory. Like say for /data/data/com.test-1.apk 11885 // string com.test-1 is returned. 11886 static String deriveCodePathName(String codePath) { 11887 if (codePath == null) { 11888 return null; 11889 } 11890 final File codeFile = new File(codePath); 11891 final String name = codeFile.getName(); 11892 if (codeFile.isDirectory()) { 11893 return name; 11894 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11895 final int lastDot = name.lastIndexOf('.'); 11896 return name.substring(0, lastDot); 11897 } else { 11898 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11899 return null; 11900 } 11901 } 11902 11903 class PackageInstalledInfo { 11904 String name; 11905 int uid; 11906 // The set of users that originally had this package installed. 11907 int[] origUsers; 11908 // The set of users that now have this package installed. 11909 int[] newUsers; 11910 PackageParser.Package pkg; 11911 int returnCode; 11912 String returnMsg; 11913 PackageRemovedInfo removedInfo; 11914 11915 public void setError(int code, String msg) { 11916 returnCode = code; 11917 returnMsg = msg; 11918 Slog.w(TAG, msg); 11919 } 11920 11921 public void setError(String msg, PackageParserException e) { 11922 returnCode = e.error; 11923 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11924 Slog.w(TAG, msg, e); 11925 } 11926 11927 public void setError(String msg, PackageManagerException e) { 11928 returnCode = e.error; 11929 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11930 Slog.w(TAG, msg, e); 11931 } 11932 11933 // In some error cases we want to convey more info back to the observer 11934 String origPackage; 11935 String origPermission; 11936 } 11937 11938 /* 11939 * Install a non-existing package. 11940 */ 11941 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11942 UserHandle user, String installerPackageName, String volumeUuid, 11943 PackageInstalledInfo res) { 11944 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 11945 11946 // Remember this for later, in case we need to rollback this install 11947 String pkgName = pkg.packageName; 11948 11949 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11950 // TODO: b/23350563 11951 final boolean dataDirExists = Environment 11952 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 11953 11954 synchronized(mPackages) { 11955 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11956 // A package with the same name is already installed, though 11957 // it has been renamed to an older name. The package we 11958 // are trying to install should be installed as an update to 11959 // the existing one, but that has not been requested, so bail. 11960 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11961 + " without first uninstalling package running as " 11962 + mSettings.mRenamedPackages.get(pkgName)); 11963 return; 11964 } 11965 if (mPackages.containsKey(pkgName)) { 11966 // Don't allow installation over an existing package with the same name. 11967 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11968 + " without first uninstalling."); 11969 return; 11970 } 11971 } 11972 11973 try { 11974 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 11975 System.currentTimeMillis(), user); 11976 11977 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11978 // delete the partially installed application. the data directory will have to be 11979 // restored if it was already existing 11980 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11981 // remove package from internal structures. Note that we want deletePackageX to 11982 // delete the package data and cache directories that it created in 11983 // scanPackageLocked, unless those directories existed before we even tried to 11984 // install. 11985 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11986 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11987 res.removedInfo, true); 11988 } 11989 11990 } catch (PackageManagerException e) { 11991 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11992 } 11993 11994 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11995 } 11996 11997 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11998 // Can't rotate keys during boot or if sharedUser. 11999 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12000 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12001 return false; 12002 } 12003 // app is using upgradeKeySets; make sure all are valid 12004 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12005 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12006 for (int i = 0; i < upgradeKeySets.length; i++) { 12007 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12008 Slog.wtf(TAG, "Package " 12009 + (oldPs.name != null ? oldPs.name : "<null>") 12010 + " contains upgrade-key-set reference to unknown key-set: " 12011 + upgradeKeySets[i] 12012 + " reverting to signatures check."); 12013 return false; 12014 } 12015 } 12016 return true; 12017 } 12018 12019 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12020 // Upgrade keysets are being used. Determine if new package has a superset of the 12021 // required keys. 12022 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12023 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12024 for (int i = 0; i < upgradeKeySets.length; i++) { 12025 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12026 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12027 return true; 12028 } 12029 } 12030 return false; 12031 } 12032 12033 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12034 UserHandle user, String installerPackageName, String volumeUuid, 12035 PackageInstalledInfo res) { 12036 final PackageParser.Package oldPackage; 12037 final String pkgName = pkg.packageName; 12038 final int[] allUsers; 12039 final boolean[] perUserInstalled; 12040 12041 // First find the old package info and check signatures 12042 synchronized(mPackages) { 12043 oldPackage = mPackages.get(pkgName); 12044 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12045 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12046 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12047 if(!checkUpgradeKeySetLP(ps, pkg)) { 12048 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12049 "New package not signed by keys specified by upgrade-keysets: " 12050 + pkgName); 12051 return; 12052 } 12053 } else { 12054 // default to original signature matching 12055 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12056 != PackageManager.SIGNATURE_MATCH) { 12057 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12058 "New package has a different signature: " + pkgName); 12059 return; 12060 } 12061 } 12062 12063 // In case of rollback, remember per-user/profile install state 12064 allUsers = sUserManager.getUserIds(); 12065 perUserInstalled = new boolean[allUsers.length]; 12066 for (int i = 0; i < allUsers.length; i++) { 12067 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12068 } 12069 } 12070 12071 boolean sysPkg = (isSystemApp(oldPackage)); 12072 if (sysPkg) { 12073 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12074 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12075 } else { 12076 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12077 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12078 } 12079 } 12080 12081 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12082 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12083 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12084 String volumeUuid, PackageInstalledInfo res) { 12085 String pkgName = deletedPackage.packageName; 12086 boolean deletedPkg = true; 12087 boolean updatedSettings = false; 12088 12089 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12090 + deletedPackage); 12091 long origUpdateTime; 12092 if (pkg.mExtras != null) { 12093 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12094 } else { 12095 origUpdateTime = 0; 12096 } 12097 12098 // First delete the existing package while retaining the data directory 12099 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12100 res.removedInfo, true)) { 12101 // If the existing package wasn't successfully deleted 12102 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12103 deletedPkg = false; 12104 } else { 12105 // Successfully deleted the old package; proceed with replace. 12106 12107 // If deleted package lived in a container, give users a chance to 12108 // relinquish resources before killing. 12109 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12110 if (DEBUG_INSTALL) { 12111 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12112 } 12113 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12114 final ArrayList<String> pkgList = new ArrayList<String>(1); 12115 pkgList.add(deletedPackage.applicationInfo.packageName); 12116 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12117 } 12118 12119 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12120 try { 12121 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12122 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12123 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12124 perUserInstalled, res, user); 12125 updatedSettings = true; 12126 } catch (PackageManagerException e) { 12127 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12128 } 12129 } 12130 12131 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12132 // remove package from internal structures. Note that we want deletePackageX to 12133 // delete the package data and cache directories that it created in 12134 // scanPackageLocked, unless those directories existed before we even tried to 12135 // install. 12136 if(updatedSettings) { 12137 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12138 deletePackageLI( 12139 pkgName, null, true, allUsers, perUserInstalled, 12140 PackageManager.DELETE_KEEP_DATA, 12141 res.removedInfo, true); 12142 } 12143 // Since we failed to install the new package we need to restore the old 12144 // package that we deleted. 12145 if (deletedPkg) { 12146 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12147 File restoreFile = new File(deletedPackage.codePath); 12148 // Parse old package 12149 boolean oldExternal = isExternal(deletedPackage); 12150 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12151 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12152 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12153 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12154 try { 12155 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 12156 } catch (PackageManagerException e) { 12157 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12158 + e.getMessage()); 12159 return; 12160 } 12161 // Restore of old package succeeded. Update permissions. 12162 // writer 12163 synchronized (mPackages) { 12164 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12165 UPDATE_PERMISSIONS_ALL); 12166 // can downgrade to reader 12167 mSettings.writeLPr(); 12168 } 12169 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12170 } 12171 } 12172 } 12173 12174 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12175 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12176 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12177 String volumeUuid, PackageInstalledInfo res) { 12178 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12179 + ", old=" + deletedPackage); 12180 boolean disabledSystem = false; 12181 boolean updatedSettings = false; 12182 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12183 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12184 != 0) { 12185 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12186 } 12187 String packageName = deletedPackage.packageName; 12188 if (packageName == null) { 12189 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12190 "Attempt to delete null packageName."); 12191 return; 12192 } 12193 PackageParser.Package oldPkg; 12194 PackageSetting oldPkgSetting; 12195 // reader 12196 synchronized (mPackages) { 12197 oldPkg = mPackages.get(packageName); 12198 oldPkgSetting = mSettings.mPackages.get(packageName); 12199 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12200 (oldPkgSetting == null)) { 12201 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12202 "Couldn't find package:" + packageName + " information"); 12203 return; 12204 } 12205 } 12206 12207 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12208 12209 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12210 res.removedInfo.removedPackage = packageName; 12211 // Remove existing system package 12212 removePackageLI(oldPkgSetting, true); 12213 // writer 12214 synchronized (mPackages) { 12215 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12216 if (!disabledSystem && deletedPackage != null) { 12217 // We didn't need to disable the .apk as a current system package, 12218 // which means we are replacing another update that is already 12219 // installed. We need to make sure to delete the older one's .apk. 12220 res.removedInfo.args = createInstallArgsForExisting(0, 12221 deletedPackage.applicationInfo.getCodePath(), 12222 deletedPackage.applicationInfo.getResourcePath(), 12223 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12224 } else { 12225 res.removedInfo.args = null; 12226 } 12227 } 12228 12229 // Successfully disabled the old package. Now proceed with re-installation 12230 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12231 12232 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12233 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12234 12235 PackageParser.Package newPackage = null; 12236 try { 12237 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12238 if (newPackage.mExtras != null) { 12239 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12240 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12241 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12242 12243 // is the update attempting to change shared user? that isn't going to work... 12244 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12245 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12246 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12247 + " to " + newPkgSetting.sharedUser); 12248 updatedSettings = true; 12249 } 12250 } 12251 12252 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12253 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12254 perUserInstalled, res, user); 12255 updatedSettings = true; 12256 } 12257 12258 } catch (PackageManagerException e) { 12259 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12260 } 12261 12262 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12263 // Re installation failed. Restore old information 12264 // Remove new pkg information 12265 if (newPackage != null) { 12266 removeInstalledPackageLI(newPackage, true); 12267 } 12268 // Add back the old system package 12269 try { 12270 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12271 } catch (PackageManagerException e) { 12272 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12273 } 12274 // Restore the old system information in Settings 12275 synchronized (mPackages) { 12276 if (disabledSystem) { 12277 mSettings.enableSystemPackageLPw(packageName); 12278 } 12279 if (updatedSettings) { 12280 mSettings.setInstallerPackageName(packageName, 12281 oldPkgSetting.installerPackageName); 12282 } 12283 mSettings.writeLPr(); 12284 } 12285 } 12286 } 12287 12288 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12289 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12290 UserHandle user) { 12291 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12292 12293 String pkgName = newPackage.packageName; 12294 synchronized (mPackages) { 12295 //write settings. the installStatus will be incomplete at this stage. 12296 //note that the new package setting would have already been 12297 //added to mPackages. It hasn't been persisted yet. 12298 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12299 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12300 mSettings.writeLPr(); 12301 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12302 } 12303 12304 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12305 synchronized (mPackages) { 12306 updatePermissionsLPw(newPackage.packageName, newPackage, 12307 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12308 ? UPDATE_PERMISSIONS_ALL : 0)); 12309 // For system-bundled packages, we assume that installing an upgraded version 12310 // of the package implies that the user actually wants to run that new code, 12311 // so we enable the package. 12312 PackageSetting ps = mSettings.mPackages.get(pkgName); 12313 if (ps != null) { 12314 if (isSystemApp(newPackage)) { 12315 // NB: implicit assumption that system package upgrades apply to all users 12316 if (DEBUG_INSTALL) { 12317 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12318 } 12319 if (res.origUsers != null) { 12320 for (int userHandle : res.origUsers) { 12321 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12322 userHandle, installerPackageName); 12323 } 12324 } 12325 // Also convey the prior install/uninstall state 12326 if (allUsers != null && perUserInstalled != null) { 12327 for (int i = 0; i < allUsers.length; i++) { 12328 if (DEBUG_INSTALL) { 12329 Slog.d(TAG, " user " + allUsers[i] 12330 + " => " + perUserInstalled[i]); 12331 } 12332 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12333 } 12334 // these install state changes will be persisted in the 12335 // upcoming call to mSettings.writeLPr(). 12336 } 12337 } 12338 // It's implied that when a user requests installation, they want the app to be 12339 // installed and enabled. 12340 int userId = user.getIdentifier(); 12341 if (userId != UserHandle.USER_ALL) { 12342 ps.setInstalled(true, userId); 12343 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12344 } 12345 } 12346 res.name = pkgName; 12347 res.uid = newPackage.applicationInfo.uid; 12348 res.pkg = newPackage; 12349 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12350 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12351 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12352 //to update install status 12353 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12354 mSettings.writeLPr(); 12355 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12356 } 12357 12358 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12359 } 12360 12361 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12362 try { 12363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12364 installPackageLI(args, res); 12365 } finally { 12366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12367 } 12368 } 12369 12370 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12371 final int installFlags = args.installFlags; 12372 final String installerPackageName = args.installerPackageName; 12373 final String volumeUuid = args.volumeUuid; 12374 final File tmpPackageFile = new File(args.getCodePath()); 12375 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12376 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12377 || (args.volumeUuid != null)); 12378 boolean replace = false; 12379 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12380 if (args.move != null) { 12381 // moving a complete application; perfom an initial scan on the new install location 12382 scanFlags |= SCAN_INITIAL; 12383 } 12384 // Result object to be returned 12385 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12386 12387 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12388 12389 // Retrieve PackageSettings and parse package 12390 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12391 | PackageParser.PARSE_ENFORCE_CODE 12392 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12393 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12394 PackageParser pp = new PackageParser(); 12395 pp.setSeparateProcesses(mSeparateProcesses); 12396 pp.setDisplayMetrics(mMetrics); 12397 12398 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12399 final PackageParser.Package pkg; 12400 try { 12401 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12402 } catch (PackageParserException e) { 12403 res.setError("Failed parse during installPackageLI", e); 12404 return; 12405 } finally { 12406 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12407 } 12408 12409 // Mark that we have an install time CPU ABI override. 12410 pkg.cpuAbiOverride = args.abiOverride; 12411 12412 String pkgName = res.name = pkg.packageName; 12413 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12414 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12415 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12416 return; 12417 } 12418 } 12419 12420 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12421 try { 12422 pp.collectCertificates(pkg, parseFlags); 12423 pp.collectManifestDigest(pkg); 12424 } catch (PackageParserException e) { 12425 res.setError("Failed collect during installPackageLI", e); 12426 return; 12427 } finally { 12428 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12429 } 12430 12431 /* If the installer passed in a manifest digest, compare it now. */ 12432 if (args.manifestDigest != null) { 12433 if (DEBUG_INSTALL) { 12434 final String parsedManifest = pkg.manifestDigest == null ? "null" 12435 : pkg.manifestDigest.toString(); 12436 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12437 + parsedManifest); 12438 } 12439 12440 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12441 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12442 return; 12443 } 12444 } else if (DEBUG_INSTALL) { 12445 final String parsedManifest = pkg.manifestDigest == null 12446 ? "null" : pkg.manifestDigest.toString(); 12447 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12448 } 12449 12450 // Get rid of all references to package scan path via parser. 12451 pp = null; 12452 String oldCodePath = null; 12453 boolean systemApp = false; 12454 synchronized (mPackages) { 12455 // Check if installing already existing package 12456 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12457 String oldName = mSettings.mRenamedPackages.get(pkgName); 12458 if (pkg.mOriginalPackages != null 12459 && pkg.mOriginalPackages.contains(oldName) 12460 && mPackages.containsKey(oldName)) { 12461 // This package is derived from an original package, 12462 // and this device has been updating from that original 12463 // name. We must continue using the original name, so 12464 // rename the new package here. 12465 pkg.setPackageName(oldName); 12466 pkgName = pkg.packageName; 12467 replace = true; 12468 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12469 + oldName + " pkgName=" + pkgName); 12470 } else if (mPackages.containsKey(pkgName)) { 12471 // This package, under its official name, already exists 12472 // on the device; we should replace it. 12473 replace = true; 12474 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12475 } 12476 12477 // Prevent apps opting out from runtime permissions 12478 if (replace) { 12479 PackageParser.Package oldPackage = mPackages.get(pkgName); 12480 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12481 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12482 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12483 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12484 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12485 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12486 + " doesn't support runtime permissions but the old" 12487 + " target SDK " + oldTargetSdk + " does."); 12488 return; 12489 } 12490 } 12491 } 12492 12493 PackageSetting ps = mSettings.mPackages.get(pkgName); 12494 if (ps != null) { 12495 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12496 12497 // Quick sanity check that we're signed correctly if updating; 12498 // we'll check this again later when scanning, but we want to 12499 // bail early here before tripping over redefined permissions. 12500 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12501 if (!checkUpgradeKeySetLP(ps, pkg)) { 12502 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12503 + pkg.packageName + " upgrade keys do not match the " 12504 + "previously installed version"); 12505 return; 12506 } 12507 } else { 12508 try { 12509 verifySignaturesLP(ps, pkg); 12510 } catch (PackageManagerException e) { 12511 res.setError(e.error, e.getMessage()); 12512 return; 12513 } 12514 } 12515 12516 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12517 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12518 systemApp = (ps.pkg.applicationInfo.flags & 12519 ApplicationInfo.FLAG_SYSTEM) != 0; 12520 } 12521 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12522 } 12523 12524 // Check whether the newly-scanned package wants to define an already-defined perm 12525 int N = pkg.permissions.size(); 12526 for (int i = N-1; i >= 0; i--) { 12527 PackageParser.Permission perm = pkg.permissions.get(i); 12528 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12529 if (bp != null) { 12530 // If the defining package is signed with our cert, it's okay. This 12531 // also includes the "updating the same package" case, of course. 12532 // "updating same package" could also involve key-rotation. 12533 final boolean sigsOk; 12534 if (bp.sourcePackage.equals(pkg.packageName) 12535 && (bp.packageSetting instanceof PackageSetting) 12536 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12537 scanFlags))) { 12538 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12539 } else { 12540 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12541 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12542 } 12543 if (!sigsOk) { 12544 // If the owning package is the system itself, we log but allow 12545 // install to proceed; we fail the install on all other permission 12546 // redefinitions. 12547 if (!bp.sourcePackage.equals("android")) { 12548 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12549 + pkg.packageName + " attempting to redeclare permission " 12550 + perm.info.name + " already owned by " + bp.sourcePackage); 12551 res.origPermission = perm.info.name; 12552 res.origPackage = bp.sourcePackage; 12553 return; 12554 } else { 12555 Slog.w(TAG, "Package " + pkg.packageName 12556 + " attempting to redeclare system permission " 12557 + perm.info.name + "; ignoring new declaration"); 12558 pkg.permissions.remove(i); 12559 } 12560 } 12561 } 12562 } 12563 12564 } 12565 12566 if (systemApp && onExternal) { 12567 // Disable updates to system apps on sdcard 12568 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12569 "Cannot install updates to system apps on sdcard"); 12570 return; 12571 } 12572 12573 if (args.move != null) { 12574 // We did an in-place move, so dex is ready to roll 12575 scanFlags |= SCAN_NO_DEX; 12576 scanFlags |= SCAN_MOVE; 12577 12578 synchronized (mPackages) { 12579 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12580 if (ps == null) { 12581 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12582 "Missing settings for moved package " + pkgName); 12583 } 12584 12585 // We moved the entire application as-is, so bring over the 12586 // previously derived ABI information. 12587 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12588 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12589 } 12590 12591 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12592 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12593 scanFlags |= SCAN_NO_DEX; 12594 12595 try { 12596 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12597 true /* extract libs */); 12598 } catch (PackageManagerException pme) { 12599 Slog.e(TAG, "Error deriving application ABI", pme); 12600 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12601 return; 12602 } 12603 12604 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12605 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 12606 12607 int result = mPackageDexOptimizer 12608 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12609 false /* defer */, false /* inclDependencies */, 12610 true /* boot complete */); 12611 12612 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12613 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12614 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12615 return; 12616 } 12617 } 12618 12619 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12620 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12621 return; 12622 } 12623 12624 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12625 12626 if (replace) { 12627 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12628 installerPackageName, volumeUuid, res); 12629 } else { 12630 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12631 args.user, installerPackageName, volumeUuid, res); 12632 } 12633 synchronized (mPackages) { 12634 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12635 if (ps != null) { 12636 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12637 } 12638 } 12639 } 12640 12641 private void startIntentFilterVerifications(int userId, boolean replacing, 12642 PackageParser.Package pkg) { 12643 if (mIntentFilterVerifierComponent == null) { 12644 Slog.w(TAG, "No IntentFilter verification will not be done as " 12645 + "there is no IntentFilterVerifier available!"); 12646 return; 12647 } 12648 12649 final int verifierUid = getPackageUid( 12650 mIntentFilterVerifierComponent.getPackageName(), 12651 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12652 12653 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12654 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12655 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12656 mHandler.sendMessage(msg); 12657 } 12658 12659 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12660 PackageParser.Package pkg) { 12661 int size = pkg.activities.size(); 12662 if (size == 0) { 12663 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12664 "No activity, so no need to verify any IntentFilter!"); 12665 return; 12666 } 12667 12668 final boolean hasDomainURLs = hasDomainURLs(pkg); 12669 if (!hasDomainURLs) { 12670 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12671 "No domain URLs, so no need to verify any IntentFilter!"); 12672 return; 12673 } 12674 12675 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12676 + " if any IntentFilter from the " + size 12677 + " Activities needs verification ..."); 12678 12679 int count = 0; 12680 final String packageName = pkg.packageName; 12681 12682 synchronized (mPackages) { 12683 // If this is a new install and we see that we've already run verification for this 12684 // package, we have nothing to do: it means the state was restored from backup. 12685 if (!replacing) { 12686 IntentFilterVerificationInfo ivi = 12687 mSettings.getIntentFilterVerificationLPr(packageName); 12688 if (ivi != null) { 12689 if (DEBUG_DOMAIN_VERIFICATION) { 12690 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12691 + ivi.getStatusString()); 12692 } 12693 return; 12694 } 12695 } 12696 12697 // If any filters need to be verified, then all need to be. 12698 boolean needToVerify = false; 12699 for (PackageParser.Activity a : pkg.activities) { 12700 for (ActivityIntentInfo filter : a.intents) { 12701 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12702 if (DEBUG_DOMAIN_VERIFICATION) { 12703 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12704 } 12705 needToVerify = true; 12706 break; 12707 } 12708 } 12709 } 12710 12711 if (needToVerify) { 12712 final int verificationId = mIntentFilterVerificationToken++; 12713 for (PackageParser.Activity a : pkg.activities) { 12714 for (ActivityIntentInfo filter : a.intents) { 12715 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12716 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12717 "Verification needed for IntentFilter:" + filter.toString()); 12718 mIntentFilterVerifier.addOneIntentFilterVerification( 12719 verifierUid, userId, verificationId, filter, packageName); 12720 count++; 12721 } 12722 } 12723 } 12724 } 12725 } 12726 12727 if (count > 0) { 12728 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12729 + " IntentFilter verification" + (count > 1 ? "s" : "") 12730 + " for userId:" + userId); 12731 mIntentFilterVerifier.startVerifications(userId); 12732 } else { 12733 if (DEBUG_DOMAIN_VERIFICATION) { 12734 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12735 } 12736 } 12737 } 12738 12739 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12740 final ComponentName cn = filter.activity.getComponentName(); 12741 final String packageName = cn.getPackageName(); 12742 12743 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12744 packageName); 12745 if (ivi == null) { 12746 return true; 12747 } 12748 int status = ivi.getStatus(); 12749 switch (status) { 12750 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12751 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12752 return true; 12753 12754 default: 12755 // Nothing to do 12756 return false; 12757 } 12758 } 12759 12760 private static boolean isMultiArch(PackageSetting ps) { 12761 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12762 } 12763 12764 private static boolean isMultiArch(ApplicationInfo info) { 12765 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12766 } 12767 12768 private static boolean isExternal(PackageParser.Package pkg) { 12769 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12770 } 12771 12772 private static boolean isExternal(PackageSetting ps) { 12773 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12774 } 12775 12776 private static boolean isExternal(ApplicationInfo info) { 12777 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12778 } 12779 12780 private static boolean isSystemApp(PackageParser.Package pkg) { 12781 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12782 } 12783 12784 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12785 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12786 } 12787 12788 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12789 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12790 } 12791 12792 private static boolean isSystemApp(PackageSetting ps) { 12793 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12794 } 12795 12796 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12797 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12798 } 12799 12800 private int packageFlagsToInstallFlags(PackageSetting ps) { 12801 int installFlags = 0; 12802 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12803 // This existing package was an external ASEC install when we have 12804 // the external flag without a UUID 12805 installFlags |= PackageManager.INSTALL_EXTERNAL; 12806 } 12807 if (ps.isForwardLocked()) { 12808 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12809 } 12810 return installFlags; 12811 } 12812 12813 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12814 if (isExternal(pkg)) { 12815 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12816 return mSettings.getExternalVersion(); 12817 } else { 12818 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12819 } 12820 } else { 12821 return mSettings.getInternalVersion(); 12822 } 12823 } 12824 12825 private void deleteTempPackageFiles() { 12826 final FilenameFilter filter = new FilenameFilter() { 12827 public boolean accept(File dir, String name) { 12828 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12829 } 12830 }; 12831 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12832 file.delete(); 12833 } 12834 } 12835 12836 @Override 12837 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12838 int flags) { 12839 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12840 flags); 12841 } 12842 12843 @Override 12844 public void deletePackage(final String packageName, 12845 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12846 mContext.enforceCallingOrSelfPermission( 12847 android.Manifest.permission.DELETE_PACKAGES, null); 12848 Preconditions.checkNotNull(packageName); 12849 Preconditions.checkNotNull(observer); 12850 final int uid = Binder.getCallingUid(); 12851 if (UserHandle.getUserId(uid) != userId) { 12852 mContext.enforceCallingPermission( 12853 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12854 "deletePackage for user " + userId); 12855 } 12856 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12857 try { 12858 observer.onPackageDeleted(packageName, 12859 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12860 } catch (RemoteException re) { 12861 } 12862 return; 12863 } 12864 12865 boolean uninstallBlocked = false; 12866 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12867 int[] users = sUserManager.getUserIds(); 12868 for (int i = 0; i < users.length; ++i) { 12869 if (getBlockUninstallForUser(packageName, users[i])) { 12870 uninstallBlocked = true; 12871 break; 12872 } 12873 } 12874 } else { 12875 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12876 } 12877 if (uninstallBlocked) { 12878 try { 12879 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12880 null); 12881 } catch (RemoteException re) { 12882 } 12883 return; 12884 } 12885 12886 if (DEBUG_REMOVE) { 12887 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12888 } 12889 // Queue up an async operation since the package deletion may take a little while. 12890 mHandler.post(new Runnable() { 12891 public void run() { 12892 mHandler.removeCallbacks(this); 12893 final int returnCode = deletePackageX(packageName, userId, flags); 12894 if (observer != null) { 12895 try { 12896 observer.onPackageDeleted(packageName, returnCode, null); 12897 } catch (RemoteException e) { 12898 Log.i(TAG, "Observer no longer exists."); 12899 } //end catch 12900 } //end if 12901 } //end run 12902 }); 12903 } 12904 12905 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12906 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12907 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12908 try { 12909 if (dpm != null) { 12910 if (dpm.isDeviceOwner(packageName)) { 12911 return true; 12912 } 12913 int[] users; 12914 if (userId == UserHandle.USER_ALL) { 12915 users = sUserManager.getUserIds(); 12916 } else { 12917 users = new int[]{userId}; 12918 } 12919 for (int i = 0; i < users.length; ++i) { 12920 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12921 return true; 12922 } 12923 } 12924 } 12925 } catch (RemoteException e) { 12926 } 12927 return false; 12928 } 12929 12930 /** 12931 * This method is an internal method that could be get invoked either 12932 * to delete an installed package or to clean up a failed installation. 12933 * After deleting an installed package, a broadcast is sent to notify any 12934 * listeners that the package has been installed. For cleaning up a failed 12935 * installation, the broadcast is not necessary since the package's 12936 * installation wouldn't have sent the initial broadcast either 12937 * The key steps in deleting a package are 12938 * deleting the package information in internal structures like mPackages, 12939 * deleting the packages base directories through installd 12940 * updating mSettings to reflect current status 12941 * persisting settings for later use 12942 * sending a broadcast if necessary 12943 */ 12944 private int deletePackageX(String packageName, int userId, int flags) { 12945 final PackageRemovedInfo info = new PackageRemovedInfo(); 12946 final boolean res; 12947 12948 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12949 ? UserHandle.ALL : new UserHandle(userId); 12950 12951 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12952 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12953 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12954 } 12955 12956 boolean removedForAllUsers = false; 12957 boolean systemUpdate = false; 12958 12959 // for the uninstall-updates case and restricted profiles, remember the per- 12960 // userhandle installed state 12961 int[] allUsers; 12962 boolean[] perUserInstalled; 12963 synchronized (mPackages) { 12964 PackageSetting ps = mSettings.mPackages.get(packageName); 12965 allUsers = sUserManager.getUserIds(); 12966 perUserInstalled = new boolean[allUsers.length]; 12967 for (int i = 0; i < allUsers.length; i++) { 12968 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12969 } 12970 } 12971 12972 synchronized (mInstallLock) { 12973 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12974 res = deletePackageLI(packageName, removeForUser, 12975 true, allUsers, perUserInstalled, 12976 flags | REMOVE_CHATTY, info, true); 12977 systemUpdate = info.isRemovedPackageSystemUpdate; 12978 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12979 removedForAllUsers = true; 12980 } 12981 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12982 + " removedForAllUsers=" + removedForAllUsers); 12983 } 12984 12985 if (res) { 12986 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12987 12988 // If the removed package was a system update, the old system package 12989 // was re-enabled; we need to broadcast this information 12990 if (systemUpdate) { 12991 Bundle extras = new Bundle(1); 12992 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12993 ? info.removedAppId : info.uid); 12994 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12995 12996 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12997 extras, null, null, null); 12998 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12999 extras, null, null, null); 13000 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13001 null, packageName, null, null); 13002 } 13003 } 13004 // Force a gc here. 13005 Runtime.getRuntime().gc(); 13006 // Delete the resources here after sending the broadcast to let 13007 // other processes clean up before deleting resources. 13008 if (info.args != null) { 13009 synchronized (mInstallLock) { 13010 info.args.doPostDeleteLI(true); 13011 } 13012 } 13013 13014 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13015 } 13016 13017 class PackageRemovedInfo { 13018 String removedPackage; 13019 int uid = -1; 13020 int removedAppId = -1; 13021 int[] removedUsers = null; 13022 boolean isRemovedPackageSystemUpdate = false; 13023 // Clean up resources deleted packages. 13024 InstallArgs args = null; 13025 13026 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13027 Bundle extras = new Bundle(1); 13028 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13029 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13030 if (replacing) { 13031 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13032 } 13033 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13034 if (removedPackage != null) { 13035 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13036 extras, null, null, removedUsers); 13037 if (fullRemove && !replacing) { 13038 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13039 extras, null, null, removedUsers); 13040 } 13041 } 13042 if (removedAppId >= 0) { 13043 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 13044 removedUsers); 13045 } 13046 } 13047 } 13048 13049 /* 13050 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13051 * flag is not set, the data directory is removed as well. 13052 * make sure this flag is set for partially installed apps. If not its meaningless to 13053 * delete a partially installed application. 13054 */ 13055 private void removePackageDataLI(PackageSetting ps, 13056 int[] allUserHandles, boolean[] perUserInstalled, 13057 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13058 String packageName = ps.name; 13059 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13060 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13061 // Retrieve object to delete permissions for shared user later on 13062 final PackageSetting deletedPs; 13063 // reader 13064 synchronized (mPackages) { 13065 deletedPs = mSettings.mPackages.get(packageName); 13066 if (outInfo != null) { 13067 outInfo.removedPackage = packageName; 13068 outInfo.removedUsers = deletedPs != null 13069 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13070 : null; 13071 } 13072 } 13073 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13074 removeDataDirsLI(ps.volumeUuid, packageName); 13075 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13076 } 13077 // writer 13078 synchronized (mPackages) { 13079 if (deletedPs != null) { 13080 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13081 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13082 clearDefaultBrowserIfNeeded(packageName); 13083 if (outInfo != null) { 13084 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13085 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13086 } 13087 updatePermissionsLPw(deletedPs.name, null, 0); 13088 if (deletedPs.sharedUser != null) { 13089 // Remove permissions associated with package. Since runtime 13090 // permissions are per user we have to kill the removed package 13091 // or packages running under the shared user of the removed 13092 // package if revoking the permissions requested only by the removed 13093 // package is successful and this causes a change in gids. 13094 for (int userId : UserManagerService.getInstance().getUserIds()) { 13095 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13096 userId); 13097 if (userIdToKill == UserHandle.USER_ALL 13098 || userIdToKill >= UserHandle.USER_OWNER) { 13099 // If gids changed for this user, kill all affected packages. 13100 mHandler.post(new Runnable() { 13101 @Override 13102 public void run() { 13103 // This has to happen with no lock held. 13104 killApplication(deletedPs.name, deletedPs.appId, 13105 KILL_APP_REASON_GIDS_CHANGED); 13106 } 13107 }); 13108 break; 13109 } 13110 } 13111 } 13112 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13113 } 13114 // make sure to preserve per-user disabled state if this removal was just 13115 // a downgrade of a system app to the factory package 13116 if (allUserHandles != null && perUserInstalled != null) { 13117 if (DEBUG_REMOVE) { 13118 Slog.d(TAG, "Propagating install state across downgrade"); 13119 } 13120 for (int i = 0; i < allUserHandles.length; i++) { 13121 if (DEBUG_REMOVE) { 13122 Slog.d(TAG, " user " + allUserHandles[i] 13123 + " => " + perUserInstalled[i]); 13124 } 13125 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13126 } 13127 } 13128 } 13129 // can downgrade to reader 13130 if (writeSettings) { 13131 // Save settings now 13132 mSettings.writeLPr(); 13133 } 13134 } 13135 if (outInfo != null) { 13136 // A user ID was deleted here. Go through all users and remove it 13137 // from KeyStore. 13138 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13139 } 13140 } 13141 13142 static boolean locationIsPrivileged(File path) { 13143 try { 13144 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13145 .getCanonicalPath(); 13146 return path.getCanonicalPath().startsWith(privilegedAppDir); 13147 } catch (IOException e) { 13148 Slog.e(TAG, "Unable to access code path " + path); 13149 } 13150 return false; 13151 } 13152 13153 /* 13154 * Tries to delete system package. 13155 */ 13156 private boolean deleteSystemPackageLI(PackageSetting newPs, 13157 int[] allUserHandles, boolean[] perUserInstalled, 13158 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13159 final boolean applyUserRestrictions 13160 = (allUserHandles != null) && (perUserInstalled != null); 13161 PackageSetting disabledPs = null; 13162 // Confirm if the system package has been updated 13163 // An updated system app can be deleted. This will also have to restore 13164 // the system pkg from system partition 13165 // reader 13166 synchronized (mPackages) { 13167 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13168 } 13169 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13170 + " disabledPs=" + disabledPs); 13171 if (disabledPs == null) { 13172 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13173 return false; 13174 } else if (DEBUG_REMOVE) { 13175 Slog.d(TAG, "Deleting system pkg from data partition"); 13176 } 13177 if (DEBUG_REMOVE) { 13178 if (applyUserRestrictions) { 13179 Slog.d(TAG, "Remembering install states:"); 13180 for (int i = 0; i < allUserHandles.length; i++) { 13181 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13182 } 13183 } 13184 } 13185 // Delete the updated package 13186 outInfo.isRemovedPackageSystemUpdate = true; 13187 if (disabledPs.versionCode < newPs.versionCode) { 13188 // Delete data for downgrades 13189 flags &= ~PackageManager.DELETE_KEEP_DATA; 13190 } else { 13191 // Preserve data by setting flag 13192 flags |= PackageManager.DELETE_KEEP_DATA; 13193 } 13194 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13195 allUserHandles, perUserInstalled, outInfo, writeSettings); 13196 if (!ret) { 13197 return false; 13198 } 13199 // writer 13200 synchronized (mPackages) { 13201 // Reinstate the old system package 13202 mSettings.enableSystemPackageLPw(newPs.name); 13203 // Remove any native libraries from the upgraded package. 13204 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13205 } 13206 // Install the system package 13207 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13208 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13209 if (locationIsPrivileged(disabledPs.codePath)) { 13210 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13211 } 13212 13213 final PackageParser.Package newPkg; 13214 try { 13215 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13216 } catch (PackageManagerException e) { 13217 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13218 return false; 13219 } 13220 13221 // writer 13222 synchronized (mPackages) { 13223 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13224 13225 // Propagate the permissions state as we do not want to drop on the floor 13226 // runtime permissions. The update permissions method below will take 13227 // care of removing obsolete permissions and grant install permissions. 13228 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13229 updatePermissionsLPw(newPkg.packageName, newPkg, 13230 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13231 13232 if (applyUserRestrictions) { 13233 if (DEBUG_REMOVE) { 13234 Slog.d(TAG, "Propagating install state across reinstall"); 13235 } 13236 for (int i = 0; i < allUserHandles.length; i++) { 13237 if (DEBUG_REMOVE) { 13238 Slog.d(TAG, " user " + allUserHandles[i] 13239 + " => " + perUserInstalled[i]); 13240 } 13241 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13242 13243 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13244 } 13245 // Regardless of writeSettings we need to ensure that this restriction 13246 // state propagation is persisted 13247 mSettings.writeAllUsersPackageRestrictionsLPr(); 13248 } 13249 // can downgrade to reader here 13250 if (writeSettings) { 13251 mSettings.writeLPr(); 13252 } 13253 } 13254 return true; 13255 } 13256 13257 private boolean deleteInstalledPackageLI(PackageSetting ps, 13258 boolean deleteCodeAndResources, int flags, 13259 int[] allUserHandles, boolean[] perUserInstalled, 13260 PackageRemovedInfo outInfo, boolean writeSettings) { 13261 if (outInfo != null) { 13262 outInfo.uid = ps.appId; 13263 } 13264 13265 // Delete package data from internal structures and also remove data if flag is set 13266 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13267 13268 // Delete application code and resources 13269 if (deleteCodeAndResources && (outInfo != null)) { 13270 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13271 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13272 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13273 } 13274 return true; 13275 } 13276 13277 @Override 13278 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13279 int userId) { 13280 mContext.enforceCallingOrSelfPermission( 13281 android.Manifest.permission.DELETE_PACKAGES, null); 13282 synchronized (mPackages) { 13283 PackageSetting ps = mSettings.mPackages.get(packageName); 13284 if (ps == null) { 13285 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13286 return false; 13287 } 13288 if (!ps.getInstalled(userId)) { 13289 // Can't block uninstall for an app that is not installed or enabled. 13290 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13291 return false; 13292 } 13293 ps.setBlockUninstall(blockUninstall, userId); 13294 mSettings.writePackageRestrictionsLPr(userId); 13295 } 13296 return true; 13297 } 13298 13299 @Override 13300 public boolean getBlockUninstallForUser(String packageName, int userId) { 13301 synchronized (mPackages) { 13302 PackageSetting ps = mSettings.mPackages.get(packageName); 13303 if (ps == null) { 13304 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13305 return false; 13306 } 13307 return ps.getBlockUninstall(userId); 13308 } 13309 } 13310 13311 /* 13312 * This method handles package deletion in general 13313 */ 13314 private boolean deletePackageLI(String packageName, UserHandle user, 13315 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13316 int flags, PackageRemovedInfo outInfo, 13317 boolean writeSettings) { 13318 if (packageName == null) { 13319 Slog.w(TAG, "Attempt to delete null packageName."); 13320 return false; 13321 } 13322 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13323 PackageSetting ps; 13324 boolean dataOnly = false; 13325 int removeUser = -1; 13326 int appId = -1; 13327 synchronized (mPackages) { 13328 ps = mSettings.mPackages.get(packageName); 13329 if (ps == null) { 13330 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13331 return false; 13332 } 13333 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13334 && user.getIdentifier() != UserHandle.USER_ALL) { 13335 // The caller is asking that the package only be deleted for a single 13336 // user. To do this, we just mark its uninstalled state and delete 13337 // its data. If this is a system app, we only allow this to happen if 13338 // they have set the special DELETE_SYSTEM_APP which requests different 13339 // semantics than normal for uninstalling system apps. 13340 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13341 final int userId = user.getIdentifier(); 13342 ps.setUserState(userId, 13343 COMPONENT_ENABLED_STATE_DEFAULT, 13344 false, //installed 13345 true, //stopped 13346 true, //notLaunched 13347 false, //hidden 13348 null, null, null, 13349 false, // blockUninstall 13350 ps.readUserState(userId).domainVerificationStatus, 0); 13351 if (!isSystemApp(ps)) { 13352 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13353 // Other user still have this package installed, so all 13354 // we need to do is clear this user's data and save that 13355 // it is uninstalled. 13356 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13357 removeUser = user.getIdentifier(); 13358 appId = ps.appId; 13359 scheduleWritePackageRestrictionsLocked(removeUser); 13360 } else { 13361 // We need to set it back to 'installed' so the uninstall 13362 // broadcasts will be sent correctly. 13363 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13364 ps.setInstalled(true, user.getIdentifier()); 13365 } 13366 } else { 13367 // This is a system app, so we assume that the 13368 // other users still have this package installed, so all 13369 // we need to do is clear this user's data and save that 13370 // it is uninstalled. 13371 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13372 removeUser = user.getIdentifier(); 13373 appId = ps.appId; 13374 scheduleWritePackageRestrictionsLocked(removeUser); 13375 } 13376 } 13377 } 13378 13379 if (removeUser >= 0) { 13380 // From above, we determined that we are deleting this only 13381 // for a single user. Continue the work here. 13382 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13383 if (outInfo != null) { 13384 outInfo.removedPackage = packageName; 13385 outInfo.removedAppId = appId; 13386 outInfo.removedUsers = new int[] {removeUser}; 13387 } 13388 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13389 removeKeystoreDataIfNeeded(removeUser, appId); 13390 schedulePackageCleaning(packageName, removeUser, false); 13391 synchronized (mPackages) { 13392 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13393 scheduleWritePackageRestrictionsLocked(removeUser); 13394 } 13395 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13396 } 13397 return true; 13398 } 13399 13400 if (dataOnly) { 13401 // Delete application data first 13402 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13403 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13404 return true; 13405 } 13406 13407 boolean ret = false; 13408 if (isSystemApp(ps)) { 13409 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13410 // When an updated system application is deleted we delete the existing resources as well and 13411 // fall back to existing code in system partition 13412 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13413 flags, outInfo, writeSettings); 13414 } else { 13415 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13416 // Kill application pre-emptively especially for apps on sd. 13417 killApplication(packageName, ps.appId, "uninstall pkg"); 13418 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13419 allUserHandles, perUserInstalled, 13420 outInfo, writeSettings); 13421 } 13422 13423 return ret; 13424 } 13425 13426 private final class ClearStorageConnection implements ServiceConnection { 13427 IMediaContainerService mContainerService; 13428 13429 @Override 13430 public void onServiceConnected(ComponentName name, IBinder service) { 13431 synchronized (this) { 13432 mContainerService = IMediaContainerService.Stub.asInterface(service); 13433 notifyAll(); 13434 } 13435 } 13436 13437 @Override 13438 public void onServiceDisconnected(ComponentName name) { 13439 } 13440 } 13441 13442 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13443 final boolean mounted; 13444 if (Environment.isExternalStorageEmulated()) { 13445 mounted = true; 13446 } else { 13447 final String status = Environment.getExternalStorageState(); 13448 13449 mounted = status.equals(Environment.MEDIA_MOUNTED) 13450 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13451 } 13452 13453 if (!mounted) { 13454 return; 13455 } 13456 13457 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13458 int[] users; 13459 if (userId == UserHandle.USER_ALL) { 13460 users = sUserManager.getUserIds(); 13461 } else { 13462 users = new int[] { userId }; 13463 } 13464 final ClearStorageConnection conn = new ClearStorageConnection(); 13465 if (mContext.bindServiceAsUser( 13466 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13467 try { 13468 for (int curUser : users) { 13469 long timeout = SystemClock.uptimeMillis() + 5000; 13470 synchronized (conn) { 13471 long now = SystemClock.uptimeMillis(); 13472 while (conn.mContainerService == null && now < timeout) { 13473 try { 13474 conn.wait(timeout - now); 13475 } catch (InterruptedException e) { 13476 } 13477 } 13478 } 13479 if (conn.mContainerService == null) { 13480 return; 13481 } 13482 13483 final UserEnvironment userEnv = new UserEnvironment(curUser); 13484 clearDirectory(conn.mContainerService, 13485 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13486 if (allData) { 13487 clearDirectory(conn.mContainerService, 13488 userEnv.buildExternalStorageAppDataDirs(packageName)); 13489 clearDirectory(conn.mContainerService, 13490 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13491 } 13492 } 13493 } finally { 13494 mContext.unbindService(conn); 13495 } 13496 } 13497 } 13498 13499 @Override 13500 public void clearApplicationUserData(final String packageName, 13501 final IPackageDataObserver observer, final int userId) { 13502 mContext.enforceCallingOrSelfPermission( 13503 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13504 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13505 // Queue up an async operation since the package deletion may take a little while. 13506 mHandler.post(new Runnable() { 13507 public void run() { 13508 mHandler.removeCallbacks(this); 13509 final boolean succeeded; 13510 synchronized (mInstallLock) { 13511 succeeded = clearApplicationUserDataLI(packageName, userId); 13512 } 13513 clearExternalStorageDataSync(packageName, userId, true); 13514 if (succeeded) { 13515 // invoke DeviceStorageMonitor's update method to clear any notifications 13516 DeviceStorageMonitorInternal 13517 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13518 if (dsm != null) { 13519 dsm.checkMemory(); 13520 } 13521 } 13522 if(observer != null) { 13523 try { 13524 observer.onRemoveCompleted(packageName, succeeded); 13525 } catch (RemoteException e) { 13526 Log.i(TAG, "Observer no longer exists."); 13527 } 13528 } //end if observer 13529 } //end run 13530 }); 13531 } 13532 13533 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13534 if (packageName == null) { 13535 Slog.w(TAG, "Attempt to delete null packageName."); 13536 return false; 13537 } 13538 13539 // Try finding details about the requested package 13540 PackageParser.Package pkg; 13541 synchronized (mPackages) { 13542 pkg = mPackages.get(packageName); 13543 if (pkg == null) { 13544 final PackageSetting ps = mSettings.mPackages.get(packageName); 13545 if (ps != null) { 13546 pkg = ps.pkg; 13547 } 13548 } 13549 13550 if (pkg == null) { 13551 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13552 return false; 13553 } 13554 13555 PackageSetting ps = (PackageSetting) pkg.mExtras; 13556 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13557 } 13558 13559 // Always delete data directories for package, even if we found no other 13560 // record of app. This helps users recover from UID mismatches without 13561 // resorting to a full data wipe. 13562 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13563 if (retCode < 0) { 13564 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13565 return false; 13566 } 13567 13568 final int appId = pkg.applicationInfo.uid; 13569 removeKeystoreDataIfNeeded(userId, appId); 13570 13571 // Create a native library symlink only if we have native libraries 13572 // and if the native libraries are 32 bit libraries. We do not provide 13573 // this symlink for 64 bit libraries. 13574 if (pkg.applicationInfo.primaryCpuAbi != null && 13575 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13576 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13577 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13578 nativeLibPath, userId) < 0) { 13579 Slog.w(TAG, "Failed linking native library dir"); 13580 return false; 13581 } 13582 } 13583 13584 return true; 13585 } 13586 13587 /** 13588 * Reverts user permission state changes (permissions and flags) in 13589 * all packages for a given user. 13590 * 13591 * @param userId The device user for which to do a reset. 13592 */ 13593 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13594 final int packageCount = mPackages.size(); 13595 for (int i = 0; i < packageCount; i++) { 13596 PackageParser.Package pkg = mPackages.valueAt(i); 13597 PackageSetting ps = (PackageSetting) pkg.mExtras; 13598 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13599 } 13600 } 13601 13602 /** 13603 * Reverts user permission state changes (permissions and flags). 13604 * 13605 * @param ps The package for which to reset. 13606 * @param userId The device user for which to do a reset. 13607 */ 13608 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13609 final PackageSetting ps, final int userId) { 13610 if (ps.pkg == null) { 13611 return; 13612 } 13613 13614 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13615 | FLAG_PERMISSION_USER_FIXED 13616 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13617 13618 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13619 | FLAG_PERMISSION_POLICY_FIXED; 13620 13621 boolean writeInstallPermissions = false; 13622 boolean writeRuntimePermissions = false; 13623 13624 final int permissionCount = ps.pkg.requestedPermissions.size(); 13625 for (int i = 0; i < permissionCount; i++) { 13626 String permission = ps.pkg.requestedPermissions.get(i); 13627 13628 BasePermission bp = mSettings.mPermissions.get(permission); 13629 if (bp == null) { 13630 continue; 13631 } 13632 13633 // If shared user we just reset the state to which only this app contributed. 13634 if (ps.sharedUser != null) { 13635 boolean used = false; 13636 final int packageCount = ps.sharedUser.packages.size(); 13637 for (int j = 0; j < packageCount; j++) { 13638 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13639 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13640 && pkg.pkg.requestedPermissions.contains(permission)) { 13641 used = true; 13642 break; 13643 } 13644 } 13645 if (used) { 13646 continue; 13647 } 13648 } 13649 13650 PermissionsState permissionsState = ps.getPermissionsState(); 13651 13652 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13653 13654 // Always clear the user settable flags. 13655 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13656 bp.name) != null; 13657 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13658 if (hasInstallState) { 13659 writeInstallPermissions = true; 13660 } else { 13661 writeRuntimePermissions = true; 13662 } 13663 } 13664 13665 // Below is only runtime permission handling. 13666 if (!bp.isRuntime()) { 13667 continue; 13668 } 13669 13670 // Never clobber system or policy. 13671 if ((oldFlags & policyOrSystemFlags) != 0) { 13672 continue; 13673 } 13674 13675 // If this permission was granted by default, make sure it is. 13676 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13677 if (permissionsState.grantRuntimePermission(bp, userId) 13678 != PERMISSION_OPERATION_FAILURE) { 13679 writeRuntimePermissions = true; 13680 } 13681 } else { 13682 // Otherwise, reset the permission. 13683 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13684 switch (revokeResult) { 13685 case PERMISSION_OPERATION_SUCCESS: { 13686 writeRuntimePermissions = true; 13687 } break; 13688 13689 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13690 writeRuntimePermissions = true; 13691 final int appId = ps.appId; 13692 mHandler.post(new Runnable() { 13693 @Override 13694 public void run() { 13695 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13696 } 13697 }); 13698 } break; 13699 } 13700 } 13701 } 13702 13703 // Synchronously write as we are taking permissions away. 13704 if (writeRuntimePermissions) { 13705 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13706 } 13707 13708 // Synchronously write as we are taking permissions away. 13709 if (writeInstallPermissions) { 13710 mSettings.writeLPr(); 13711 } 13712 } 13713 13714 /** 13715 * Remove entries from the keystore daemon. Will only remove it if the 13716 * {@code appId} is valid. 13717 */ 13718 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13719 if (appId < 0) { 13720 return; 13721 } 13722 13723 final KeyStore keyStore = KeyStore.getInstance(); 13724 if (keyStore != null) { 13725 if (userId == UserHandle.USER_ALL) { 13726 for (final int individual : sUserManager.getUserIds()) { 13727 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13728 } 13729 } else { 13730 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13731 } 13732 } else { 13733 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13734 } 13735 } 13736 13737 @Override 13738 public void deleteApplicationCacheFiles(final String packageName, 13739 final IPackageDataObserver observer) { 13740 mContext.enforceCallingOrSelfPermission( 13741 android.Manifest.permission.DELETE_CACHE_FILES, null); 13742 // Queue up an async operation since the package deletion may take a little while. 13743 final int userId = UserHandle.getCallingUserId(); 13744 mHandler.post(new Runnable() { 13745 public void run() { 13746 mHandler.removeCallbacks(this); 13747 final boolean succeded; 13748 synchronized (mInstallLock) { 13749 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13750 } 13751 clearExternalStorageDataSync(packageName, userId, false); 13752 if (observer != null) { 13753 try { 13754 observer.onRemoveCompleted(packageName, succeded); 13755 } catch (RemoteException e) { 13756 Log.i(TAG, "Observer no longer exists."); 13757 } 13758 } //end if observer 13759 } //end run 13760 }); 13761 } 13762 13763 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13764 if (packageName == null) { 13765 Slog.w(TAG, "Attempt to delete null packageName."); 13766 return false; 13767 } 13768 PackageParser.Package p; 13769 synchronized (mPackages) { 13770 p = mPackages.get(packageName); 13771 } 13772 if (p == null) { 13773 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13774 return false; 13775 } 13776 final ApplicationInfo applicationInfo = p.applicationInfo; 13777 if (applicationInfo == null) { 13778 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13779 return false; 13780 } 13781 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13782 if (retCode < 0) { 13783 Slog.w(TAG, "Couldn't remove cache files for package: " 13784 + packageName + " u" + userId); 13785 return false; 13786 } 13787 return true; 13788 } 13789 13790 @Override 13791 public void getPackageSizeInfo(final String packageName, int userHandle, 13792 final IPackageStatsObserver observer) { 13793 mContext.enforceCallingOrSelfPermission( 13794 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13795 if (packageName == null) { 13796 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13797 } 13798 13799 PackageStats stats = new PackageStats(packageName, userHandle); 13800 13801 /* 13802 * Queue up an async operation since the package measurement may take a 13803 * little while. 13804 */ 13805 Message msg = mHandler.obtainMessage(INIT_COPY); 13806 msg.obj = new MeasureParams(stats, observer); 13807 mHandler.sendMessage(msg); 13808 } 13809 13810 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13811 PackageStats pStats) { 13812 if (packageName == null) { 13813 Slog.w(TAG, "Attempt to get size of null packageName."); 13814 return false; 13815 } 13816 PackageParser.Package p; 13817 boolean dataOnly = false; 13818 String libDirRoot = null; 13819 String asecPath = null; 13820 PackageSetting ps = null; 13821 synchronized (mPackages) { 13822 p = mPackages.get(packageName); 13823 ps = mSettings.mPackages.get(packageName); 13824 if(p == null) { 13825 dataOnly = true; 13826 if((ps == null) || (ps.pkg == null)) { 13827 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13828 return false; 13829 } 13830 p = ps.pkg; 13831 } 13832 if (ps != null) { 13833 libDirRoot = ps.legacyNativeLibraryPathString; 13834 } 13835 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13836 final long token = Binder.clearCallingIdentity(); 13837 try { 13838 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13839 if (secureContainerId != null) { 13840 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13841 } 13842 } finally { 13843 Binder.restoreCallingIdentity(token); 13844 } 13845 } 13846 } 13847 String publicSrcDir = null; 13848 if(!dataOnly) { 13849 final ApplicationInfo applicationInfo = p.applicationInfo; 13850 if (applicationInfo == null) { 13851 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13852 return false; 13853 } 13854 if (p.isForwardLocked()) { 13855 publicSrcDir = applicationInfo.getBaseResourcePath(); 13856 } 13857 } 13858 // TODO: extend to measure size of split APKs 13859 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13860 // not just the first level. 13861 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13862 // just the primary. 13863 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13864 13865 String apkPath; 13866 File packageDir = new File(p.codePath); 13867 13868 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13869 apkPath = packageDir.getAbsolutePath(); 13870 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13871 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13872 libDirRoot = null; 13873 } 13874 } else { 13875 apkPath = p.baseCodePath; 13876 } 13877 13878 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13879 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13880 if (res < 0) { 13881 return false; 13882 } 13883 13884 // Fix-up for forward-locked applications in ASEC containers. 13885 if (!isExternal(p)) { 13886 pStats.codeSize += pStats.externalCodeSize; 13887 pStats.externalCodeSize = 0L; 13888 } 13889 13890 return true; 13891 } 13892 13893 13894 @Override 13895 public void addPackageToPreferred(String packageName) { 13896 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13897 } 13898 13899 @Override 13900 public void removePackageFromPreferred(String packageName) { 13901 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13902 } 13903 13904 @Override 13905 public List<PackageInfo> getPreferredPackages(int flags) { 13906 return new ArrayList<PackageInfo>(); 13907 } 13908 13909 private int getUidTargetSdkVersionLockedLPr(int uid) { 13910 Object obj = mSettings.getUserIdLPr(uid); 13911 if (obj instanceof SharedUserSetting) { 13912 final SharedUserSetting sus = (SharedUserSetting) obj; 13913 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13914 final Iterator<PackageSetting> it = sus.packages.iterator(); 13915 while (it.hasNext()) { 13916 final PackageSetting ps = it.next(); 13917 if (ps.pkg != null) { 13918 int v = ps.pkg.applicationInfo.targetSdkVersion; 13919 if (v < vers) vers = v; 13920 } 13921 } 13922 return vers; 13923 } else if (obj instanceof PackageSetting) { 13924 final PackageSetting ps = (PackageSetting) obj; 13925 if (ps.pkg != null) { 13926 return ps.pkg.applicationInfo.targetSdkVersion; 13927 } 13928 } 13929 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13930 } 13931 13932 @Override 13933 public void addPreferredActivity(IntentFilter filter, int match, 13934 ComponentName[] set, ComponentName activity, int userId) { 13935 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13936 "Adding preferred"); 13937 } 13938 13939 private void addPreferredActivityInternal(IntentFilter filter, int match, 13940 ComponentName[] set, ComponentName activity, boolean always, int userId, 13941 String opname) { 13942 // writer 13943 int callingUid = Binder.getCallingUid(); 13944 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13945 if (filter.countActions() == 0) { 13946 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13947 return; 13948 } 13949 synchronized (mPackages) { 13950 if (mContext.checkCallingOrSelfPermission( 13951 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13952 != PackageManager.PERMISSION_GRANTED) { 13953 if (getUidTargetSdkVersionLockedLPr(callingUid) 13954 < Build.VERSION_CODES.FROYO) { 13955 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13956 + callingUid); 13957 return; 13958 } 13959 mContext.enforceCallingOrSelfPermission( 13960 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13961 } 13962 13963 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13964 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13965 + userId + ":"); 13966 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13967 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13968 scheduleWritePackageRestrictionsLocked(userId); 13969 } 13970 } 13971 13972 @Override 13973 public void replacePreferredActivity(IntentFilter filter, int match, 13974 ComponentName[] set, ComponentName activity, int userId) { 13975 if (filter.countActions() != 1) { 13976 throw new IllegalArgumentException( 13977 "replacePreferredActivity expects filter to have only 1 action."); 13978 } 13979 if (filter.countDataAuthorities() != 0 13980 || filter.countDataPaths() != 0 13981 || filter.countDataSchemes() > 1 13982 || filter.countDataTypes() != 0) { 13983 throw new IllegalArgumentException( 13984 "replacePreferredActivity expects filter to have no data authorities, " + 13985 "paths, or types; and at most one scheme."); 13986 } 13987 13988 final int callingUid = Binder.getCallingUid(); 13989 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13990 synchronized (mPackages) { 13991 if (mContext.checkCallingOrSelfPermission( 13992 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13993 != PackageManager.PERMISSION_GRANTED) { 13994 if (getUidTargetSdkVersionLockedLPr(callingUid) 13995 < Build.VERSION_CODES.FROYO) { 13996 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13997 + Binder.getCallingUid()); 13998 return; 13999 } 14000 mContext.enforceCallingOrSelfPermission( 14001 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14002 } 14003 14004 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14005 if (pir != null) { 14006 // Get all of the existing entries that exactly match this filter. 14007 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14008 if (existing != null && existing.size() == 1) { 14009 PreferredActivity cur = existing.get(0); 14010 if (DEBUG_PREFERRED) { 14011 Slog.i(TAG, "Checking replace of preferred:"); 14012 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14013 if (!cur.mPref.mAlways) { 14014 Slog.i(TAG, " -- CUR; not mAlways!"); 14015 } else { 14016 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14017 Slog.i(TAG, " -- CUR: mSet=" 14018 + Arrays.toString(cur.mPref.mSetComponents)); 14019 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14020 Slog.i(TAG, " -- NEW: mMatch=" 14021 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14022 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14023 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14024 } 14025 } 14026 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14027 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14028 && cur.mPref.sameSet(set)) { 14029 // Setting the preferred activity to what it happens to be already 14030 if (DEBUG_PREFERRED) { 14031 Slog.i(TAG, "Replacing with same preferred activity " 14032 + cur.mPref.mShortComponent + " for user " 14033 + userId + ":"); 14034 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14035 } 14036 return; 14037 } 14038 } 14039 14040 if (existing != null) { 14041 if (DEBUG_PREFERRED) { 14042 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14043 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14044 } 14045 for (int i = 0; i < existing.size(); i++) { 14046 PreferredActivity pa = existing.get(i); 14047 if (DEBUG_PREFERRED) { 14048 Slog.i(TAG, "Removing existing preferred activity " 14049 + pa.mPref.mComponent + ":"); 14050 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14051 } 14052 pir.removeFilter(pa); 14053 } 14054 } 14055 } 14056 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14057 "Replacing preferred"); 14058 } 14059 } 14060 14061 @Override 14062 public void clearPackagePreferredActivities(String packageName) { 14063 final int uid = Binder.getCallingUid(); 14064 // writer 14065 synchronized (mPackages) { 14066 PackageParser.Package pkg = mPackages.get(packageName); 14067 if (pkg == null || pkg.applicationInfo.uid != uid) { 14068 if (mContext.checkCallingOrSelfPermission( 14069 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14070 != PackageManager.PERMISSION_GRANTED) { 14071 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14072 < Build.VERSION_CODES.FROYO) { 14073 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14074 + Binder.getCallingUid()); 14075 return; 14076 } 14077 mContext.enforceCallingOrSelfPermission( 14078 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14079 } 14080 } 14081 14082 int user = UserHandle.getCallingUserId(); 14083 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14084 scheduleWritePackageRestrictionsLocked(user); 14085 } 14086 } 14087 } 14088 14089 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14090 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14091 ArrayList<PreferredActivity> removed = null; 14092 boolean changed = false; 14093 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14094 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14095 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14096 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14097 continue; 14098 } 14099 Iterator<PreferredActivity> it = pir.filterIterator(); 14100 while (it.hasNext()) { 14101 PreferredActivity pa = it.next(); 14102 // Mark entry for removal only if it matches the package name 14103 // and the entry is of type "always". 14104 if (packageName == null || 14105 (pa.mPref.mComponent.getPackageName().equals(packageName) 14106 && pa.mPref.mAlways)) { 14107 if (removed == null) { 14108 removed = new ArrayList<PreferredActivity>(); 14109 } 14110 removed.add(pa); 14111 } 14112 } 14113 if (removed != null) { 14114 for (int j=0; j<removed.size(); j++) { 14115 PreferredActivity pa = removed.get(j); 14116 pir.removeFilter(pa); 14117 } 14118 changed = true; 14119 } 14120 } 14121 return changed; 14122 } 14123 14124 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14125 private void clearIntentFilterVerificationsLPw(int userId) { 14126 final int packageCount = mPackages.size(); 14127 for (int i = 0; i < packageCount; i++) { 14128 PackageParser.Package pkg = mPackages.valueAt(i); 14129 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14130 } 14131 } 14132 14133 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14134 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14135 if (userId == UserHandle.USER_ALL) { 14136 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14137 sUserManager.getUserIds())) { 14138 for (int oneUserId : sUserManager.getUserIds()) { 14139 scheduleWritePackageRestrictionsLocked(oneUserId); 14140 } 14141 } 14142 } else { 14143 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14144 scheduleWritePackageRestrictionsLocked(userId); 14145 } 14146 } 14147 } 14148 14149 void clearDefaultBrowserIfNeeded(String packageName) { 14150 for (int oneUserId : sUserManager.getUserIds()) { 14151 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14152 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14153 if (packageName.equals(defaultBrowserPackageName)) { 14154 setDefaultBrowserPackageName(null, oneUserId); 14155 } 14156 } 14157 } 14158 14159 @Override 14160 public void resetApplicationPreferences(int userId) { 14161 mContext.enforceCallingOrSelfPermission( 14162 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14163 // writer 14164 synchronized (mPackages) { 14165 final long identity = Binder.clearCallingIdentity(); 14166 try { 14167 clearPackagePreferredActivitiesLPw(null, userId); 14168 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14169 // TODO: We have to reset the default SMS and Phone. This requires 14170 // significant refactoring to keep all default apps in the package 14171 // manager (cleaner but more work) or have the services provide 14172 // callbacks to the package manager to request a default app reset. 14173 applyFactoryDefaultBrowserLPw(userId); 14174 clearIntentFilterVerificationsLPw(userId); 14175 primeDomainVerificationsLPw(userId); 14176 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14177 scheduleWritePackageRestrictionsLocked(userId); 14178 } finally { 14179 Binder.restoreCallingIdentity(identity); 14180 } 14181 } 14182 } 14183 14184 @Override 14185 public int getPreferredActivities(List<IntentFilter> outFilters, 14186 List<ComponentName> outActivities, String packageName) { 14187 14188 int num = 0; 14189 final int userId = UserHandle.getCallingUserId(); 14190 // reader 14191 synchronized (mPackages) { 14192 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14193 if (pir != null) { 14194 final Iterator<PreferredActivity> it = pir.filterIterator(); 14195 while (it.hasNext()) { 14196 final PreferredActivity pa = it.next(); 14197 if (packageName == null 14198 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14199 && pa.mPref.mAlways)) { 14200 if (outFilters != null) { 14201 outFilters.add(new IntentFilter(pa)); 14202 } 14203 if (outActivities != null) { 14204 outActivities.add(pa.mPref.mComponent); 14205 } 14206 } 14207 } 14208 } 14209 } 14210 14211 return num; 14212 } 14213 14214 @Override 14215 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14216 int userId) { 14217 int callingUid = Binder.getCallingUid(); 14218 if (callingUid != Process.SYSTEM_UID) { 14219 throw new SecurityException( 14220 "addPersistentPreferredActivity can only be run by the system"); 14221 } 14222 if (filter.countActions() == 0) { 14223 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14224 return; 14225 } 14226 synchronized (mPackages) { 14227 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14228 " :"); 14229 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14230 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14231 new PersistentPreferredActivity(filter, activity)); 14232 scheduleWritePackageRestrictionsLocked(userId); 14233 } 14234 } 14235 14236 @Override 14237 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14238 int callingUid = Binder.getCallingUid(); 14239 if (callingUid != Process.SYSTEM_UID) { 14240 throw new SecurityException( 14241 "clearPackagePersistentPreferredActivities can only be run by the system"); 14242 } 14243 ArrayList<PersistentPreferredActivity> removed = null; 14244 boolean changed = false; 14245 synchronized (mPackages) { 14246 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14247 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14248 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14249 .valueAt(i); 14250 if (userId != thisUserId) { 14251 continue; 14252 } 14253 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14254 while (it.hasNext()) { 14255 PersistentPreferredActivity ppa = it.next(); 14256 // Mark entry for removal only if it matches the package name. 14257 if (ppa.mComponent.getPackageName().equals(packageName)) { 14258 if (removed == null) { 14259 removed = new ArrayList<PersistentPreferredActivity>(); 14260 } 14261 removed.add(ppa); 14262 } 14263 } 14264 if (removed != null) { 14265 for (int j=0; j<removed.size(); j++) { 14266 PersistentPreferredActivity ppa = removed.get(j); 14267 ppir.removeFilter(ppa); 14268 } 14269 changed = true; 14270 } 14271 } 14272 14273 if (changed) { 14274 scheduleWritePackageRestrictionsLocked(userId); 14275 } 14276 } 14277 } 14278 14279 /** 14280 * Common machinery for picking apart a restored XML blob and passing 14281 * it to a caller-supplied functor to be applied to the running system. 14282 */ 14283 private void restoreFromXml(XmlPullParser parser, int userId, 14284 String expectedStartTag, BlobXmlRestorer functor) 14285 throws IOException, XmlPullParserException { 14286 int type; 14287 while ((type = parser.next()) != XmlPullParser.START_TAG 14288 && type != XmlPullParser.END_DOCUMENT) { 14289 } 14290 if (type != XmlPullParser.START_TAG) { 14291 // oops didn't find a start tag?! 14292 if (DEBUG_BACKUP) { 14293 Slog.e(TAG, "Didn't find start tag during restore"); 14294 } 14295 return; 14296 } 14297 14298 // this is supposed to be TAG_PREFERRED_BACKUP 14299 if (!expectedStartTag.equals(parser.getName())) { 14300 if (DEBUG_BACKUP) { 14301 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14302 } 14303 return; 14304 } 14305 14306 // skip interfering stuff, then we're aligned with the backing implementation 14307 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14308 functor.apply(parser, userId); 14309 } 14310 14311 private interface BlobXmlRestorer { 14312 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14313 } 14314 14315 /** 14316 * Non-Binder method, support for the backup/restore mechanism: write the 14317 * full set of preferred activities in its canonical XML format. Returns the 14318 * XML output as a byte array, or null if there is none. 14319 */ 14320 @Override 14321 public byte[] getPreferredActivityBackup(int userId) { 14322 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14323 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14324 } 14325 14326 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14327 try { 14328 final XmlSerializer serializer = new FastXmlSerializer(); 14329 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14330 serializer.startDocument(null, true); 14331 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14332 14333 synchronized (mPackages) { 14334 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14335 } 14336 14337 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14338 serializer.endDocument(); 14339 serializer.flush(); 14340 } catch (Exception e) { 14341 if (DEBUG_BACKUP) { 14342 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14343 } 14344 return null; 14345 } 14346 14347 return dataStream.toByteArray(); 14348 } 14349 14350 @Override 14351 public void restorePreferredActivities(byte[] backup, int userId) { 14352 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14353 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14354 } 14355 14356 try { 14357 final XmlPullParser parser = Xml.newPullParser(); 14358 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14359 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14360 new BlobXmlRestorer() { 14361 @Override 14362 public void apply(XmlPullParser parser, int userId) 14363 throws XmlPullParserException, IOException { 14364 synchronized (mPackages) { 14365 mSettings.readPreferredActivitiesLPw(parser, userId); 14366 } 14367 } 14368 } ); 14369 } catch (Exception e) { 14370 if (DEBUG_BACKUP) { 14371 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14372 } 14373 } 14374 } 14375 14376 /** 14377 * Non-Binder method, support for the backup/restore mechanism: write the 14378 * default browser (etc) settings in its canonical XML format. Returns the default 14379 * browser XML representation as a byte array, or null if there is none. 14380 */ 14381 @Override 14382 public byte[] getDefaultAppsBackup(int userId) { 14383 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14384 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14385 } 14386 14387 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14388 try { 14389 final XmlSerializer serializer = new FastXmlSerializer(); 14390 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14391 serializer.startDocument(null, true); 14392 serializer.startTag(null, TAG_DEFAULT_APPS); 14393 14394 synchronized (mPackages) { 14395 mSettings.writeDefaultAppsLPr(serializer, userId); 14396 } 14397 14398 serializer.endTag(null, TAG_DEFAULT_APPS); 14399 serializer.endDocument(); 14400 serializer.flush(); 14401 } catch (Exception e) { 14402 if (DEBUG_BACKUP) { 14403 Slog.e(TAG, "Unable to write default apps for backup", e); 14404 } 14405 return null; 14406 } 14407 14408 return dataStream.toByteArray(); 14409 } 14410 14411 @Override 14412 public void restoreDefaultApps(byte[] backup, int userId) { 14413 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14414 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14415 } 14416 14417 try { 14418 final XmlPullParser parser = Xml.newPullParser(); 14419 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14420 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14421 new BlobXmlRestorer() { 14422 @Override 14423 public void apply(XmlPullParser parser, int userId) 14424 throws XmlPullParserException, IOException { 14425 synchronized (mPackages) { 14426 mSettings.readDefaultAppsLPw(parser, userId); 14427 } 14428 } 14429 } ); 14430 } catch (Exception e) { 14431 if (DEBUG_BACKUP) { 14432 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14433 } 14434 } 14435 } 14436 14437 @Override 14438 public byte[] getIntentFilterVerificationBackup(int userId) { 14439 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14440 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14441 } 14442 14443 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14444 try { 14445 final XmlSerializer serializer = new FastXmlSerializer(); 14446 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14447 serializer.startDocument(null, true); 14448 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14449 14450 synchronized (mPackages) { 14451 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14452 } 14453 14454 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14455 serializer.endDocument(); 14456 serializer.flush(); 14457 } catch (Exception e) { 14458 if (DEBUG_BACKUP) { 14459 Slog.e(TAG, "Unable to write default apps for backup", e); 14460 } 14461 return null; 14462 } 14463 14464 return dataStream.toByteArray(); 14465 } 14466 14467 @Override 14468 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14469 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14470 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14471 } 14472 14473 try { 14474 final XmlPullParser parser = Xml.newPullParser(); 14475 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14476 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14477 new BlobXmlRestorer() { 14478 @Override 14479 public void apply(XmlPullParser parser, int userId) 14480 throws XmlPullParserException, IOException { 14481 synchronized (mPackages) { 14482 mSettings.readAllDomainVerificationsLPr(parser, userId); 14483 mSettings.writeLPr(); 14484 } 14485 } 14486 } ); 14487 } catch (Exception e) { 14488 if (DEBUG_BACKUP) { 14489 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14490 } 14491 } 14492 } 14493 14494 @Override 14495 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14496 int sourceUserId, int targetUserId, int flags) { 14497 mContext.enforceCallingOrSelfPermission( 14498 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14499 int callingUid = Binder.getCallingUid(); 14500 enforceOwnerRights(ownerPackage, callingUid); 14501 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14502 if (intentFilter.countActions() == 0) { 14503 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14504 return; 14505 } 14506 synchronized (mPackages) { 14507 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14508 ownerPackage, targetUserId, flags); 14509 CrossProfileIntentResolver resolver = 14510 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14511 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14512 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14513 if (existing != null) { 14514 int size = existing.size(); 14515 for (int i = 0; i < size; i++) { 14516 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14517 return; 14518 } 14519 } 14520 } 14521 resolver.addFilter(newFilter); 14522 scheduleWritePackageRestrictionsLocked(sourceUserId); 14523 } 14524 } 14525 14526 @Override 14527 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14528 mContext.enforceCallingOrSelfPermission( 14529 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14530 int callingUid = Binder.getCallingUid(); 14531 enforceOwnerRights(ownerPackage, callingUid); 14532 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14533 synchronized (mPackages) { 14534 CrossProfileIntentResolver resolver = 14535 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14536 ArraySet<CrossProfileIntentFilter> set = 14537 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14538 for (CrossProfileIntentFilter filter : set) { 14539 if (filter.getOwnerPackage().equals(ownerPackage)) { 14540 resolver.removeFilter(filter); 14541 } 14542 } 14543 scheduleWritePackageRestrictionsLocked(sourceUserId); 14544 } 14545 } 14546 14547 // Enforcing that callingUid is owning pkg on userId 14548 private void enforceOwnerRights(String pkg, int callingUid) { 14549 // The system owns everything. 14550 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14551 return; 14552 } 14553 int callingUserId = UserHandle.getUserId(callingUid); 14554 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14555 if (pi == null) { 14556 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14557 + callingUserId); 14558 } 14559 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14560 throw new SecurityException("Calling uid " + callingUid 14561 + " does not own package " + pkg); 14562 } 14563 } 14564 14565 @Override 14566 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14567 Intent intent = new Intent(Intent.ACTION_MAIN); 14568 intent.addCategory(Intent.CATEGORY_HOME); 14569 14570 final int callingUserId = UserHandle.getCallingUserId(); 14571 List<ResolveInfo> list = queryIntentActivities(intent, null, 14572 PackageManager.GET_META_DATA, callingUserId); 14573 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14574 true, false, false, callingUserId); 14575 14576 allHomeCandidates.clear(); 14577 if (list != null) { 14578 for (ResolveInfo ri : list) { 14579 allHomeCandidates.add(ri); 14580 } 14581 } 14582 return (preferred == null || preferred.activityInfo == null) 14583 ? null 14584 : new ComponentName(preferred.activityInfo.packageName, 14585 preferred.activityInfo.name); 14586 } 14587 14588 @Override 14589 public void setApplicationEnabledSetting(String appPackageName, 14590 int newState, int flags, int userId, String callingPackage) { 14591 if (!sUserManager.exists(userId)) return; 14592 if (callingPackage == null) { 14593 callingPackage = Integer.toString(Binder.getCallingUid()); 14594 } 14595 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14596 } 14597 14598 @Override 14599 public void setComponentEnabledSetting(ComponentName componentName, 14600 int newState, int flags, int userId) { 14601 if (!sUserManager.exists(userId)) return; 14602 setEnabledSetting(componentName.getPackageName(), 14603 componentName.getClassName(), newState, flags, userId, null); 14604 } 14605 14606 private void setEnabledSetting(final String packageName, String className, int newState, 14607 final int flags, int userId, String callingPackage) { 14608 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14609 || newState == COMPONENT_ENABLED_STATE_ENABLED 14610 || newState == COMPONENT_ENABLED_STATE_DISABLED 14611 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14612 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14613 throw new IllegalArgumentException("Invalid new component state: " 14614 + newState); 14615 } 14616 PackageSetting pkgSetting; 14617 final int uid = Binder.getCallingUid(); 14618 final int permission = mContext.checkCallingOrSelfPermission( 14619 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14620 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14621 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14622 boolean sendNow = false; 14623 boolean isApp = (className == null); 14624 String componentName = isApp ? packageName : className; 14625 int packageUid = -1; 14626 ArrayList<String> components; 14627 14628 // writer 14629 synchronized (mPackages) { 14630 pkgSetting = mSettings.mPackages.get(packageName); 14631 if (pkgSetting == null) { 14632 if (className == null) { 14633 throw new IllegalArgumentException( 14634 "Unknown package: " + packageName); 14635 } 14636 throw new IllegalArgumentException( 14637 "Unknown component: " + packageName 14638 + "/" + className); 14639 } 14640 // Allow root and verify that userId is not being specified by a different user 14641 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14642 throw new SecurityException( 14643 "Permission Denial: attempt to change component state from pid=" 14644 + Binder.getCallingPid() 14645 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14646 } 14647 if (className == null) { 14648 // We're dealing with an application/package level state change 14649 if (pkgSetting.getEnabled(userId) == newState) { 14650 // Nothing to do 14651 return; 14652 } 14653 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14654 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14655 // Don't care about who enables an app. 14656 callingPackage = null; 14657 } 14658 pkgSetting.setEnabled(newState, userId, callingPackage); 14659 // pkgSetting.pkg.mSetEnabled = newState; 14660 } else { 14661 // We're dealing with a component level state change 14662 // First, verify that this is a valid class name. 14663 PackageParser.Package pkg = pkgSetting.pkg; 14664 if (pkg == null || !pkg.hasComponentClassName(className)) { 14665 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14666 throw new IllegalArgumentException("Component class " + className 14667 + " does not exist in " + packageName); 14668 } else { 14669 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14670 + className + " does not exist in " + packageName); 14671 } 14672 } 14673 switch (newState) { 14674 case COMPONENT_ENABLED_STATE_ENABLED: 14675 if (!pkgSetting.enableComponentLPw(className, userId)) { 14676 return; 14677 } 14678 break; 14679 case COMPONENT_ENABLED_STATE_DISABLED: 14680 if (!pkgSetting.disableComponentLPw(className, userId)) { 14681 return; 14682 } 14683 break; 14684 case COMPONENT_ENABLED_STATE_DEFAULT: 14685 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14686 return; 14687 } 14688 break; 14689 default: 14690 Slog.e(TAG, "Invalid new component state: " + newState); 14691 return; 14692 } 14693 } 14694 scheduleWritePackageRestrictionsLocked(userId); 14695 components = mPendingBroadcasts.get(userId, packageName); 14696 final boolean newPackage = components == null; 14697 if (newPackage) { 14698 components = new ArrayList<String>(); 14699 } 14700 if (!components.contains(componentName)) { 14701 components.add(componentName); 14702 } 14703 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14704 sendNow = true; 14705 // Purge entry from pending broadcast list if another one exists already 14706 // since we are sending one right away. 14707 mPendingBroadcasts.remove(userId, packageName); 14708 } else { 14709 if (newPackage) { 14710 mPendingBroadcasts.put(userId, packageName, components); 14711 } 14712 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14713 // Schedule a message 14714 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14715 } 14716 } 14717 } 14718 14719 long callingId = Binder.clearCallingIdentity(); 14720 try { 14721 if (sendNow) { 14722 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14723 sendPackageChangedBroadcast(packageName, 14724 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14725 } 14726 } finally { 14727 Binder.restoreCallingIdentity(callingId); 14728 } 14729 } 14730 14731 private void sendPackageChangedBroadcast(String packageName, 14732 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14733 if (DEBUG_INSTALL) 14734 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14735 + componentNames); 14736 Bundle extras = new Bundle(4); 14737 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14738 String nameList[] = new String[componentNames.size()]; 14739 componentNames.toArray(nameList); 14740 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14741 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14742 extras.putInt(Intent.EXTRA_UID, packageUid); 14743 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14744 new int[] {UserHandle.getUserId(packageUid)}); 14745 } 14746 14747 @Override 14748 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14749 if (!sUserManager.exists(userId)) return; 14750 final int uid = Binder.getCallingUid(); 14751 final int permission = mContext.checkCallingOrSelfPermission( 14752 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14753 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14754 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14755 // writer 14756 synchronized (mPackages) { 14757 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14758 allowedByPermission, uid, userId)) { 14759 scheduleWritePackageRestrictionsLocked(userId); 14760 } 14761 } 14762 } 14763 14764 @Override 14765 public String getInstallerPackageName(String packageName) { 14766 // reader 14767 synchronized (mPackages) { 14768 return mSettings.getInstallerPackageNameLPr(packageName); 14769 } 14770 } 14771 14772 @Override 14773 public int getApplicationEnabledSetting(String packageName, int userId) { 14774 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14775 int uid = Binder.getCallingUid(); 14776 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14777 // reader 14778 synchronized (mPackages) { 14779 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14780 } 14781 } 14782 14783 @Override 14784 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14785 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14786 int uid = Binder.getCallingUid(); 14787 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14788 // reader 14789 synchronized (mPackages) { 14790 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14791 } 14792 } 14793 14794 @Override 14795 public void enterSafeMode() { 14796 enforceSystemOrRoot("Only the system can request entering safe mode"); 14797 14798 if (!mSystemReady) { 14799 mSafeMode = true; 14800 } 14801 } 14802 14803 @Override 14804 public void systemReady() { 14805 mSystemReady = true; 14806 14807 // Read the compatibilty setting when the system is ready. 14808 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14809 mContext.getContentResolver(), 14810 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14811 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14812 if (DEBUG_SETTINGS) { 14813 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14814 } 14815 14816 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14817 14818 synchronized (mPackages) { 14819 // Verify that all of the preferred activity components actually 14820 // exist. It is possible for applications to be updated and at 14821 // that point remove a previously declared activity component that 14822 // had been set as a preferred activity. We try to clean this up 14823 // the next time we encounter that preferred activity, but it is 14824 // possible for the user flow to never be able to return to that 14825 // situation so here we do a sanity check to make sure we haven't 14826 // left any junk around. 14827 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14828 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14829 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14830 removed.clear(); 14831 for (PreferredActivity pa : pir.filterSet()) { 14832 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14833 removed.add(pa); 14834 } 14835 } 14836 if (removed.size() > 0) { 14837 for (int r=0; r<removed.size(); r++) { 14838 PreferredActivity pa = removed.get(r); 14839 Slog.w(TAG, "Removing dangling preferred activity: " 14840 + pa.mPref.mComponent); 14841 pir.removeFilter(pa); 14842 } 14843 mSettings.writePackageRestrictionsLPr( 14844 mSettings.mPreferredActivities.keyAt(i)); 14845 } 14846 } 14847 14848 for (int userId : UserManagerService.getInstance().getUserIds()) { 14849 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14850 grantPermissionsUserIds = ArrayUtils.appendInt( 14851 grantPermissionsUserIds, userId); 14852 } 14853 } 14854 } 14855 sUserManager.systemReady(); 14856 14857 // If we upgraded grant all default permissions before kicking off. 14858 for (int userId : grantPermissionsUserIds) { 14859 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14860 } 14861 14862 // Kick off any messages waiting for system ready 14863 if (mPostSystemReadyMessages != null) { 14864 for (Message msg : mPostSystemReadyMessages) { 14865 msg.sendToTarget(); 14866 } 14867 mPostSystemReadyMessages = null; 14868 } 14869 14870 // Watch for external volumes that come and go over time 14871 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14872 storage.registerListener(mStorageListener); 14873 14874 mInstallerService.systemReady(); 14875 mPackageDexOptimizer.systemReady(); 14876 14877 MountServiceInternal mountServiceInternal = LocalServices.getService( 14878 MountServiceInternal.class); 14879 mountServiceInternal.addExternalStoragePolicy( 14880 new MountServiceInternal.ExternalStorageMountPolicy() { 14881 @Override 14882 public int getMountMode(int uid, String packageName) { 14883 if (Process.isIsolated(uid)) { 14884 return Zygote.MOUNT_EXTERNAL_NONE; 14885 } 14886 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14887 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14888 } 14889 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14890 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14891 } 14892 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14893 return Zygote.MOUNT_EXTERNAL_READ; 14894 } 14895 return Zygote.MOUNT_EXTERNAL_WRITE; 14896 } 14897 14898 @Override 14899 public boolean hasExternalStorage(int uid, String packageName) { 14900 return true; 14901 } 14902 }); 14903 } 14904 14905 @Override 14906 public boolean isSafeMode() { 14907 return mSafeMode; 14908 } 14909 14910 @Override 14911 public boolean hasSystemUidErrors() { 14912 return mHasSystemUidErrors; 14913 } 14914 14915 static String arrayToString(int[] array) { 14916 StringBuffer buf = new StringBuffer(128); 14917 buf.append('['); 14918 if (array != null) { 14919 for (int i=0; i<array.length; i++) { 14920 if (i > 0) buf.append(", "); 14921 buf.append(array[i]); 14922 } 14923 } 14924 buf.append(']'); 14925 return buf.toString(); 14926 } 14927 14928 static class DumpState { 14929 public static final int DUMP_LIBS = 1 << 0; 14930 public static final int DUMP_FEATURES = 1 << 1; 14931 public static final int DUMP_RESOLVERS = 1 << 2; 14932 public static final int DUMP_PERMISSIONS = 1 << 3; 14933 public static final int DUMP_PACKAGES = 1 << 4; 14934 public static final int DUMP_SHARED_USERS = 1 << 5; 14935 public static final int DUMP_MESSAGES = 1 << 6; 14936 public static final int DUMP_PROVIDERS = 1 << 7; 14937 public static final int DUMP_VERIFIERS = 1 << 8; 14938 public static final int DUMP_PREFERRED = 1 << 9; 14939 public static final int DUMP_PREFERRED_XML = 1 << 10; 14940 public static final int DUMP_KEYSETS = 1 << 11; 14941 public static final int DUMP_VERSION = 1 << 12; 14942 public static final int DUMP_INSTALLS = 1 << 13; 14943 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14944 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14945 14946 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14947 14948 private int mTypes; 14949 14950 private int mOptions; 14951 14952 private boolean mTitlePrinted; 14953 14954 private SharedUserSetting mSharedUser; 14955 14956 public boolean isDumping(int type) { 14957 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14958 return true; 14959 } 14960 14961 return (mTypes & type) != 0; 14962 } 14963 14964 public void setDump(int type) { 14965 mTypes |= type; 14966 } 14967 14968 public boolean isOptionEnabled(int option) { 14969 return (mOptions & option) != 0; 14970 } 14971 14972 public void setOptionEnabled(int option) { 14973 mOptions |= option; 14974 } 14975 14976 public boolean onTitlePrinted() { 14977 final boolean printed = mTitlePrinted; 14978 mTitlePrinted = true; 14979 return printed; 14980 } 14981 14982 public boolean getTitlePrinted() { 14983 return mTitlePrinted; 14984 } 14985 14986 public void setTitlePrinted(boolean enabled) { 14987 mTitlePrinted = enabled; 14988 } 14989 14990 public SharedUserSetting getSharedUser() { 14991 return mSharedUser; 14992 } 14993 14994 public void setSharedUser(SharedUserSetting user) { 14995 mSharedUser = user; 14996 } 14997 } 14998 14999 @Override 15000 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15001 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15002 != PackageManager.PERMISSION_GRANTED) { 15003 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15004 + Binder.getCallingPid() 15005 + ", uid=" + Binder.getCallingUid() 15006 + " without permission " 15007 + android.Manifest.permission.DUMP); 15008 return; 15009 } 15010 15011 DumpState dumpState = new DumpState(); 15012 boolean fullPreferred = false; 15013 boolean checkin = false; 15014 15015 String packageName = null; 15016 ArraySet<String> permissionNames = null; 15017 15018 int opti = 0; 15019 while (opti < args.length) { 15020 String opt = args[opti]; 15021 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15022 break; 15023 } 15024 opti++; 15025 15026 if ("-a".equals(opt)) { 15027 // Right now we only know how to print all. 15028 } else if ("-h".equals(opt)) { 15029 pw.println("Package manager dump options:"); 15030 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15031 pw.println(" --checkin: dump for a checkin"); 15032 pw.println(" -f: print details of intent filters"); 15033 pw.println(" -h: print this help"); 15034 pw.println(" cmd may be one of:"); 15035 pw.println(" l[ibraries]: list known shared libraries"); 15036 pw.println(" f[ibraries]: list device features"); 15037 pw.println(" k[eysets]: print known keysets"); 15038 pw.println(" r[esolvers]: dump intent resolvers"); 15039 pw.println(" perm[issions]: dump permissions"); 15040 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15041 pw.println(" pref[erred]: print preferred package settings"); 15042 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15043 pw.println(" prov[iders]: dump content providers"); 15044 pw.println(" p[ackages]: dump installed packages"); 15045 pw.println(" s[hared-users]: dump shared user IDs"); 15046 pw.println(" m[essages]: print collected runtime messages"); 15047 pw.println(" v[erifiers]: print package verifier info"); 15048 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15049 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15050 pw.println(" version: print database version info"); 15051 pw.println(" write: write current settings now"); 15052 pw.println(" installs: details about install sessions"); 15053 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15054 pw.println(" <package.name>: info about given package"); 15055 return; 15056 } else if ("--checkin".equals(opt)) { 15057 checkin = true; 15058 } else if ("-f".equals(opt)) { 15059 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15060 } else { 15061 pw.println("Unknown argument: " + opt + "; use -h for help"); 15062 } 15063 } 15064 15065 // Is the caller requesting to dump a particular piece of data? 15066 if (opti < args.length) { 15067 String cmd = args[opti]; 15068 opti++; 15069 // Is this a package name? 15070 if ("android".equals(cmd) || cmd.contains(".")) { 15071 packageName = cmd; 15072 // When dumping a single package, we always dump all of its 15073 // filter information since the amount of data will be reasonable. 15074 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15075 } else if ("check-permission".equals(cmd)) { 15076 if (opti >= args.length) { 15077 pw.println("Error: check-permission missing permission argument"); 15078 return; 15079 } 15080 String perm = args[opti]; 15081 opti++; 15082 if (opti >= args.length) { 15083 pw.println("Error: check-permission missing package argument"); 15084 return; 15085 } 15086 String pkg = args[opti]; 15087 opti++; 15088 int user = UserHandle.getUserId(Binder.getCallingUid()); 15089 if (opti < args.length) { 15090 try { 15091 user = Integer.parseInt(args[opti]); 15092 } catch (NumberFormatException e) { 15093 pw.println("Error: check-permission user argument is not a number: " 15094 + args[opti]); 15095 return; 15096 } 15097 } 15098 pw.println(checkPermission(perm, pkg, user)); 15099 return; 15100 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15101 dumpState.setDump(DumpState.DUMP_LIBS); 15102 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15103 dumpState.setDump(DumpState.DUMP_FEATURES); 15104 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15105 dumpState.setDump(DumpState.DUMP_RESOLVERS); 15106 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15107 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15108 } else if ("permission".equals(cmd)) { 15109 if (opti >= args.length) { 15110 pw.println("Error: permission requires permission name"); 15111 return; 15112 } 15113 permissionNames = new ArraySet<>(); 15114 while (opti < args.length) { 15115 permissionNames.add(args[opti]); 15116 opti++; 15117 } 15118 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15119 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15120 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15121 dumpState.setDump(DumpState.DUMP_PREFERRED); 15122 } else if ("preferred-xml".equals(cmd)) { 15123 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15124 if (opti < args.length && "--full".equals(args[opti])) { 15125 fullPreferred = true; 15126 opti++; 15127 } 15128 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15129 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15130 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15131 dumpState.setDump(DumpState.DUMP_PACKAGES); 15132 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15133 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15134 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15135 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15136 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15137 dumpState.setDump(DumpState.DUMP_MESSAGES); 15138 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15139 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15140 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15141 || "intent-filter-verifiers".equals(cmd)) { 15142 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15143 } else if ("version".equals(cmd)) { 15144 dumpState.setDump(DumpState.DUMP_VERSION); 15145 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15146 dumpState.setDump(DumpState.DUMP_KEYSETS); 15147 } else if ("installs".equals(cmd)) { 15148 dumpState.setDump(DumpState.DUMP_INSTALLS); 15149 } else if ("write".equals(cmd)) { 15150 synchronized (mPackages) { 15151 mSettings.writeLPr(); 15152 pw.println("Settings written."); 15153 return; 15154 } 15155 } 15156 } 15157 15158 if (checkin) { 15159 pw.println("vers,1"); 15160 } 15161 15162 // reader 15163 synchronized (mPackages) { 15164 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15165 if (!checkin) { 15166 if (dumpState.onTitlePrinted()) 15167 pw.println(); 15168 pw.println("Database versions:"); 15169 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15170 } 15171 } 15172 15173 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15174 if (!checkin) { 15175 if (dumpState.onTitlePrinted()) 15176 pw.println(); 15177 pw.println("Verifiers:"); 15178 pw.print(" Required: "); 15179 pw.print(mRequiredVerifierPackage); 15180 pw.print(" (uid="); 15181 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15182 pw.println(")"); 15183 } else if (mRequiredVerifierPackage != null) { 15184 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15185 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15186 } 15187 } 15188 15189 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15190 packageName == null) { 15191 if (mIntentFilterVerifierComponent != null) { 15192 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15193 if (!checkin) { 15194 if (dumpState.onTitlePrinted()) 15195 pw.println(); 15196 pw.println("Intent Filter Verifier:"); 15197 pw.print(" Using: "); 15198 pw.print(verifierPackageName); 15199 pw.print(" (uid="); 15200 pw.print(getPackageUid(verifierPackageName, 0)); 15201 pw.println(")"); 15202 } else if (verifierPackageName != null) { 15203 pw.print("ifv,"); pw.print(verifierPackageName); 15204 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15205 } 15206 } else { 15207 pw.println(); 15208 pw.println("No Intent Filter Verifier available!"); 15209 } 15210 } 15211 15212 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15213 boolean printedHeader = false; 15214 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15215 while (it.hasNext()) { 15216 String name = it.next(); 15217 SharedLibraryEntry ent = mSharedLibraries.get(name); 15218 if (!checkin) { 15219 if (!printedHeader) { 15220 if (dumpState.onTitlePrinted()) 15221 pw.println(); 15222 pw.println("Libraries:"); 15223 printedHeader = true; 15224 } 15225 pw.print(" "); 15226 } else { 15227 pw.print("lib,"); 15228 } 15229 pw.print(name); 15230 if (!checkin) { 15231 pw.print(" -> "); 15232 } 15233 if (ent.path != null) { 15234 if (!checkin) { 15235 pw.print("(jar) "); 15236 pw.print(ent.path); 15237 } else { 15238 pw.print(",jar,"); 15239 pw.print(ent.path); 15240 } 15241 } else { 15242 if (!checkin) { 15243 pw.print("(apk) "); 15244 pw.print(ent.apk); 15245 } else { 15246 pw.print(",apk,"); 15247 pw.print(ent.apk); 15248 } 15249 } 15250 pw.println(); 15251 } 15252 } 15253 15254 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15255 if (dumpState.onTitlePrinted()) 15256 pw.println(); 15257 if (!checkin) { 15258 pw.println("Features:"); 15259 } 15260 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15261 while (it.hasNext()) { 15262 String name = it.next(); 15263 if (!checkin) { 15264 pw.print(" "); 15265 } else { 15266 pw.print("feat,"); 15267 } 15268 pw.println(name); 15269 } 15270 } 15271 15272 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15273 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15274 : "Activity Resolver Table:", " ", packageName, 15275 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15276 dumpState.setTitlePrinted(true); 15277 } 15278 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15279 : "Receiver Resolver Table:", " ", packageName, 15280 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15281 dumpState.setTitlePrinted(true); 15282 } 15283 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15284 : "Service Resolver Table:", " ", packageName, 15285 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15286 dumpState.setTitlePrinted(true); 15287 } 15288 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15289 : "Provider Resolver Table:", " ", packageName, 15290 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15291 dumpState.setTitlePrinted(true); 15292 } 15293 } 15294 15295 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15296 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15297 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15298 int user = mSettings.mPreferredActivities.keyAt(i); 15299 if (pir.dump(pw, 15300 dumpState.getTitlePrinted() 15301 ? "\nPreferred Activities User " + user + ":" 15302 : "Preferred Activities User " + user + ":", " ", 15303 packageName, true, false)) { 15304 dumpState.setTitlePrinted(true); 15305 } 15306 } 15307 } 15308 15309 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15310 pw.flush(); 15311 FileOutputStream fout = new FileOutputStream(fd); 15312 BufferedOutputStream str = new BufferedOutputStream(fout); 15313 XmlSerializer serializer = new FastXmlSerializer(); 15314 try { 15315 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15316 serializer.startDocument(null, true); 15317 serializer.setFeature( 15318 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15319 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15320 serializer.endDocument(); 15321 serializer.flush(); 15322 } catch (IllegalArgumentException e) { 15323 pw.println("Failed writing: " + e); 15324 } catch (IllegalStateException e) { 15325 pw.println("Failed writing: " + e); 15326 } catch (IOException e) { 15327 pw.println("Failed writing: " + e); 15328 } 15329 } 15330 15331 if (!checkin 15332 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15333 && packageName == null) { 15334 pw.println(); 15335 int count = mSettings.mPackages.size(); 15336 if (count == 0) { 15337 pw.println("No applications!"); 15338 pw.println(); 15339 } else { 15340 final String prefix = " "; 15341 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15342 if (allPackageSettings.size() == 0) { 15343 pw.println("No domain preferred apps!"); 15344 pw.println(); 15345 } else { 15346 pw.println("App verification status:"); 15347 pw.println(); 15348 count = 0; 15349 for (PackageSetting ps : allPackageSettings) { 15350 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15351 if (ivi == null || ivi.getPackageName() == null) continue; 15352 pw.println(prefix + "Package: " + ivi.getPackageName()); 15353 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15354 pw.println(prefix + "Status: " + ivi.getStatusString()); 15355 pw.println(); 15356 count++; 15357 } 15358 if (count == 0) { 15359 pw.println(prefix + "No app verification established."); 15360 pw.println(); 15361 } 15362 for (int userId : sUserManager.getUserIds()) { 15363 pw.println("App linkages for user " + userId + ":"); 15364 pw.println(); 15365 count = 0; 15366 for (PackageSetting ps : allPackageSettings) { 15367 final long status = ps.getDomainVerificationStatusForUser(userId); 15368 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15369 continue; 15370 } 15371 pw.println(prefix + "Package: " + ps.name); 15372 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15373 String statusStr = IntentFilterVerificationInfo. 15374 getStatusStringFromValue(status); 15375 pw.println(prefix + "Status: " + statusStr); 15376 pw.println(); 15377 count++; 15378 } 15379 if (count == 0) { 15380 pw.println(prefix + "No configured app linkages."); 15381 pw.println(); 15382 } 15383 } 15384 } 15385 } 15386 } 15387 15388 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15389 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15390 if (packageName == null && permissionNames == null) { 15391 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15392 if (iperm == 0) { 15393 if (dumpState.onTitlePrinted()) 15394 pw.println(); 15395 pw.println("AppOp Permissions:"); 15396 } 15397 pw.print(" AppOp Permission "); 15398 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15399 pw.println(":"); 15400 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15401 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15402 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15403 } 15404 } 15405 } 15406 } 15407 15408 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15409 boolean printedSomething = false; 15410 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15411 if (packageName != null && !packageName.equals(p.info.packageName)) { 15412 continue; 15413 } 15414 if (!printedSomething) { 15415 if (dumpState.onTitlePrinted()) 15416 pw.println(); 15417 pw.println("Registered ContentProviders:"); 15418 printedSomething = true; 15419 } 15420 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15421 pw.print(" "); pw.println(p.toString()); 15422 } 15423 printedSomething = false; 15424 for (Map.Entry<String, PackageParser.Provider> entry : 15425 mProvidersByAuthority.entrySet()) { 15426 PackageParser.Provider p = entry.getValue(); 15427 if (packageName != null && !packageName.equals(p.info.packageName)) { 15428 continue; 15429 } 15430 if (!printedSomething) { 15431 if (dumpState.onTitlePrinted()) 15432 pw.println(); 15433 pw.println("ContentProvider Authorities:"); 15434 printedSomething = true; 15435 } 15436 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15437 pw.print(" "); pw.println(p.toString()); 15438 if (p.info != null && p.info.applicationInfo != null) { 15439 final String appInfo = p.info.applicationInfo.toString(); 15440 pw.print(" applicationInfo="); pw.println(appInfo); 15441 } 15442 } 15443 } 15444 15445 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15446 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15447 } 15448 15449 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15450 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15451 } 15452 15453 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15454 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15455 } 15456 15457 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15458 // XXX should handle packageName != null by dumping only install data that 15459 // the given package is involved with. 15460 if (dumpState.onTitlePrinted()) pw.println(); 15461 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15462 } 15463 15464 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15465 if (dumpState.onTitlePrinted()) pw.println(); 15466 mSettings.dumpReadMessagesLPr(pw, dumpState); 15467 15468 pw.println(); 15469 pw.println("Package warning messages:"); 15470 BufferedReader in = null; 15471 String line = null; 15472 try { 15473 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15474 while ((line = in.readLine()) != null) { 15475 if (line.contains("ignored: updated version")) continue; 15476 pw.println(line); 15477 } 15478 } catch (IOException ignored) { 15479 } finally { 15480 IoUtils.closeQuietly(in); 15481 } 15482 } 15483 15484 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15485 BufferedReader in = null; 15486 String line = null; 15487 try { 15488 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15489 while ((line = in.readLine()) != null) { 15490 if (line.contains("ignored: updated version")) continue; 15491 pw.print("msg,"); 15492 pw.println(line); 15493 } 15494 } catch (IOException ignored) { 15495 } finally { 15496 IoUtils.closeQuietly(in); 15497 } 15498 } 15499 } 15500 } 15501 15502 private String dumpDomainString(String packageName) { 15503 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15504 List<IntentFilter> filters = getAllIntentFilters(packageName); 15505 15506 ArraySet<String> result = new ArraySet<>(); 15507 if (iviList.size() > 0) { 15508 for (IntentFilterVerificationInfo ivi : iviList) { 15509 for (String host : ivi.getDomains()) { 15510 result.add(host); 15511 } 15512 } 15513 } 15514 if (filters != null && filters.size() > 0) { 15515 for (IntentFilter filter : filters) { 15516 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15517 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15518 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15519 result.addAll(filter.getHostsList()); 15520 } 15521 } 15522 } 15523 15524 StringBuilder sb = new StringBuilder(result.size() * 16); 15525 for (String domain : result) { 15526 if (sb.length() > 0) sb.append(" "); 15527 sb.append(domain); 15528 } 15529 return sb.toString(); 15530 } 15531 15532 // ------- apps on sdcard specific code ------- 15533 static final boolean DEBUG_SD_INSTALL = false; 15534 15535 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15536 15537 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15538 15539 private boolean mMediaMounted = false; 15540 15541 static String getEncryptKey() { 15542 try { 15543 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15544 SD_ENCRYPTION_KEYSTORE_NAME); 15545 if (sdEncKey == null) { 15546 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15547 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15548 if (sdEncKey == null) { 15549 Slog.e(TAG, "Failed to create encryption keys"); 15550 return null; 15551 } 15552 } 15553 return sdEncKey; 15554 } catch (NoSuchAlgorithmException nsae) { 15555 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15556 return null; 15557 } catch (IOException ioe) { 15558 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15559 return null; 15560 } 15561 } 15562 15563 /* 15564 * Update media status on PackageManager. 15565 */ 15566 @Override 15567 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15568 int callingUid = Binder.getCallingUid(); 15569 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15570 throw new SecurityException("Media status can only be updated by the system"); 15571 } 15572 // reader; this apparently protects mMediaMounted, but should probably 15573 // be a different lock in that case. 15574 synchronized (mPackages) { 15575 Log.i(TAG, "Updating external media status from " 15576 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15577 + (mediaStatus ? "mounted" : "unmounted")); 15578 if (DEBUG_SD_INSTALL) 15579 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15580 + ", mMediaMounted=" + mMediaMounted); 15581 if (mediaStatus == mMediaMounted) { 15582 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15583 : 0, -1); 15584 mHandler.sendMessage(msg); 15585 return; 15586 } 15587 mMediaMounted = mediaStatus; 15588 } 15589 // Queue up an async operation since the package installation may take a 15590 // little while. 15591 mHandler.post(new Runnable() { 15592 public void run() { 15593 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15594 } 15595 }); 15596 } 15597 15598 /** 15599 * Called by MountService when the initial ASECs to scan are available. 15600 * Should block until all the ASEC containers are finished being scanned. 15601 */ 15602 public void scanAvailableAsecs() { 15603 updateExternalMediaStatusInner(true, false, false); 15604 if (mShouldRestoreconData) { 15605 SELinuxMMAC.setRestoreconDone(); 15606 mShouldRestoreconData = false; 15607 } 15608 } 15609 15610 /* 15611 * Collect information of applications on external media, map them against 15612 * existing containers and update information based on current mount status. 15613 * Please note that we always have to report status if reportStatus has been 15614 * set to true especially when unloading packages. 15615 */ 15616 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15617 boolean externalStorage) { 15618 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15619 int[] uidArr = EmptyArray.INT; 15620 15621 final String[] list = PackageHelper.getSecureContainerList(); 15622 if (ArrayUtils.isEmpty(list)) { 15623 Log.i(TAG, "No secure containers found"); 15624 } else { 15625 // Process list of secure containers and categorize them 15626 // as active or stale based on their package internal state. 15627 15628 // reader 15629 synchronized (mPackages) { 15630 for (String cid : list) { 15631 // Leave stages untouched for now; installer service owns them 15632 if (PackageInstallerService.isStageName(cid)) continue; 15633 15634 if (DEBUG_SD_INSTALL) 15635 Log.i(TAG, "Processing container " + cid); 15636 String pkgName = getAsecPackageName(cid); 15637 if (pkgName == null) { 15638 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15639 continue; 15640 } 15641 if (DEBUG_SD_INSTALL) 15642 Log.i(TAG, "Looking for pkg : " + pkgName); 15643 15644 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15645 if (ps == null) { 15646 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15647 continue; 15648 } 15649 15650 /* 15651 * Skip packages that are not external if we're unmounting 15652 * external storage. 15653 */ 15654 if (externalStorage && !isMounted && !isExternal(ps)) { 15655 continue; 15656 } 15657 15658 final AsecInstallArgs args = new AsecInstallArgs(cid, 15659 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15660 // The package status is changed only if the code path 15661 // matches between settings and the container id. 15662 if (ps.codePathString != null 15663 && ps.codePathString.startsWith(args.getCodePath())) { 15664 if (DEBUG_SD_INSTALL) { 15665 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15666 + " at code path: " + ps.codePathString); 15667 } 15668 15669 // We do have a valid package installed on sdcard 15670 processCids.put(args, ps.codePathString); 15671 final int uid = ps.appId; 15672 if (uid != -1) { 15673 uidArr = ArrayUtils.appendInt(uidArr, uid); 15674 } 15675 } else { 15676 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15677 + ps.codePathString); 15678 } 15679 } 15680 } 15681 15682 Arrays.sort(uidArr); 15683 } 15684 15685 // Process packages with valid entries. 15686 if (isMounted) { 15687 if (DEBUG_SD_INSTALL) 15688 Log.i(TAG, "Loading packages"); 15689 loadMediaPackages(processCids, uidArr); 15690 startCleaningPackages(); 15691 mInstallerService.onSecureContainersAvailable(); 15692 } else { 15693 if (DEBUG_SD_INSTALL) 15694 Log.i(TAG, "Unloading packages"); 15695 unloadMediaPackages(processCids, uidArr, reportStatus); 15696 } 15697 } 15698 15699 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15700 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15701 final int size = infos.size(); 15702 final String[] packageNames = new String[size]; 15703 final int[] packageUids = new int[size]; 15704 for (int i = 0; i < size; i++) { 15705 final ApplicationInfo info = infos.get(i); 15706 packageNames[i] = info.packageName; 15707 packageUids[i] = info.uid; 15708 } 15709 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15710 finishedReceiver); 15711 } 15712 15713 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15714 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15715 sendResourcesChangedBroadcast(mediaStatus, replacing, 15716 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15717 } 15718 15719 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15720 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15721 int size = pkgList.length; 15722 if (size > 0) { 15723 // Send broadcasts here 15724 Bundle extras = new Bundle(); 15725 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15726 if (uidArr != null) { 15727 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15728 } 15729 if (replacing) { 15730 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15731 } 15732 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15733 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15734 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15735 } 15736 } 15737 15738 /* 15739 * Look at potentially valid container ids from processCids If package 15740 * information doesn't match the one on record or package scanning fails, 15741 * the cid is added to list of removeCids. We currently don't delete stale 15742 * containers. 15743 */ 15744 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15745 ArrayList<String> pkgList = new ArrayList<String>(); 15746 Set<AsecInstallArgs> keys = processCids.keySet(); 15747 15748 for (AsecInstallArgs args : keys) { 15749 String codePath = processCids.get(args); 15750 if (DEBUG_SD_INSTALL) 15751 Log.i(TAG, "Loading container : " + args.cid); 15752 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15753 try { 15754 // Make sure there are no container errors first. 15755 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15756 Slog.e(TAG, "Failed to mount cid : " + args.cid 15757 + " when installing from sdcard"); 15758 continue; 15759 } 15760 // Check code path here. 15761 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15762 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15763 + " does not match one in settings " + codePath); 15764 continue; 15765 } 15766 // Parse package 15767 int parseFlags = mDefParseFlags; 15768 if (args.isExternalAsec()) { 15769 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15770 } 15771 if (args.isFwdLocked()) { 15772 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15773 } 15774 15775 synchronized (mInstallLock) { 15776 PackageParser.Package pkg = null; 15777 try { 15778 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 15779 } catch (PackageManagerException e) { 15780 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15781 } 15782 // Scan the package 15783 if (pkg != null) { 15784 /* 15785 * TODO why is the lock being held? doPostInstall is 15786 * called in other places without the lock. This needs 15787 * to be straightened out. 15788 */ 15789 // writer 15790 synchronized (mPackages) { 15791 retCode = PackageManager.INSTALL_SUCCEEDED; 15792 pkgList.add(pkg.packageName); 15793 // Post process args 15794 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15795 pkg.applicationInfo.uid); 15796 } 15797 } else { 15798 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15799 } 15800 } 15801 15802 } finally { 15803 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15804 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15805 } 15806 } 15807 } 15808 // writer 15809 synchronized (mPackages) { 15810 // If the platform SDK has changed since the last time we booted, 15811 // we need to re-grant app permission to catch any new ones that 15812 // appear. This is really a hack, and means that apps can in some 15813 // cases get permissions that the user didn't initially explicitly 15814 // allow... it would be nice to have some better way to handle 15815 // this situation. 15816 final VersionInfo ver = mSettings.getExternalVersion(); 15817 15818 int updateFlags = UPDATE_PERMISSIONS_ALL; 15819 if (ver.sdkVersion != mSdkVersion) { 15820 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15821 + mSdkVersion + "; regranting permissions for external"); 15822 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15823 } 15824 updatePermissionsLPw(null, null, updateFlags); 15825 15826 // Yay, everything is now upgraded 15827 ver.forceCurrent(); 15828 15829 // can downgrade to reader 15830 // Persist settings 15831 mSettings.writeLPr(); 15832 } 15833 // Send a broadcast to let everyone know we are done processing 15834 if (pkgList.size() > 0) { 15835 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15836 } 15837 } 15838 15839 /* 15840 * Utility method to unload a list of specified containers 15841 */ 15842 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15843 // Just unmount all valid containers. 15844 for (AsecInstallArgs arg : cidArgs) { 15845 synchronized (mInstallLock) { 15846 arg.doPostDeleteLI(false); 15847 } 15848 } 15849 } 15850 15851 /* 15852 * Unload packages mounted on external media. This involves deleting package 15853 * data from internal structures, sending broadcasts about diabled packages, 15854 * gc'ing to free up references, unmounting all secure containers 15855 * corresponding to packages on external media, and posting a 15856 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15857 * that we always have to post this message if status has been requested no 15858 * matter what. 15859 */ 15860 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15861 final boolean reportStatus) { 15862 if (DEBUG_SD_INSTALL) 15863 Log.i(TAG, "unloading media packages"); 15864 ArrayList<String> pkgList = new ArrayList<String>(); 15865 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15866 final Set<AsecInstallArgs> keys = processCids.keySet(); 15867 for (AsecInstallArgs args : keys) { 15868 String pkgName = args.getPackageName(); 15869 if (DEBUG_SD_INSTALL) 15870 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15871 // Delete package internally 15872 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15873 synchronized (mInstallLock) { 15874 boolean res = deletePackageLI(pkgName, null, false, null, null, 15875 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15876 if (res) { 15877 pkgList.add(pkgName); 15878 } else { 15879 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15880 failedList.add(args); 15881 } 15882 } 15883 } 15884 15885 // reader 15886 synchronized (mPackages) { 15887 // We didn't update the settings after removing each package; 15888 // write them now for all packages. 15889 mSettings.writeLPr(); 15890 } 15891 15892 // We have to absolutely send UPDATED_MEDIA_STATUS only 15893 // after confirming that all the receivers processed the ordered 15894 // broadcast when packages get disabled, force a gc to clean things up. 15895 // and unload all the containers. 15896 if (pkgList.size() > 0) { 15897 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15898 new IIntentReceiver.Stub() { 15899 public void performReceive(Intent intent, int resultCode, String data, 15900 Bundle extras, boolean ordered, boolean sticky, 15901 int sendingUser) throws RemoteException { 15902 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15903 reportStatus ? 1 : 0, 1, keys); 15904 mHandler.sendMessage(msg); 15905 } 15906 }); 15907 } else { 15908 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15909 keys); 15910 mHandler.sendMessage(msg); 15911 } 15912 } 15913 15914 private void loadPrivatePackages(final VolumeInfo vol) { 15915 mHandler.post(new Runnable() { 15916 @Override 15917 public void run() { 15918 loadPrivatePackagesInner(vol); 15919 } 15920 }); 15921 } 15922 15923 private void loadPrivatePackagesInner(VolumeInfo vol) { 15924 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15925 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15926 15927 final VersionInfo ver; 15928 final List<PackageSetting> packages; 15929 synchronized (mPackages) { 15930 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15931 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15932 } 15933 15934 for (PackageSetting ps : packages) { 15935 synchronized (mInstallLock) { 15936 final PackageParser.Package pkg; 15937 try { 15938 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15939 loaded.add(pkg.applicationInfo); 15940 } catch (PackageManagerException e) { 15941 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15942 } 15943 15944 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15945 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15946 } 15947 } 15948 } 15949 15950 synchronized (mPackages) { 15951 int updateFlags = UPDATE_PERMISSIONS_ALL; 15952 if (ver.sdkVersion != mSdkVersion) { 15953 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15954 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15955 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15956 } 15957 updatePermissionsLPw(null, null, updateFlags); 15958 15959 // Yay, everything is now upgraded 15960 ver.forceCurrent(); 15961 15962 mSettings.writeLPr(); 15963 } 15964 15965 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15966 sendResourcesChangedBroadcast(true, false, loaded, null); 15967 } 15968 15969 private void unloadPrivatePackages(final VolumeInfo vol) { 15970 mHandler.post(new Runnable() { 15971 @Override 15972 public void run() { 15973 unloadPrivatePackagesInner(vol); 15974 } 15975 }); 15976 } 15977 15978 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15979 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15980 synchronized (mInstallLock) { 15981 synchronized (mPackages) { 15982 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15983 for (PackageSetting ps : packages) { 15984 if (ps.pkg == null) continue; 15985 15986 final ApplicationInfo info = ps.pkg.applicationInfo; 15987 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15988 if (deletePackageLI(ps.name, null, false, null, null, 15989 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15990 unloaded.add(info); 15991 } else { 15992 Slog.w(TAG, "Failed to unload " + ps.codePath); 15993 } 15994 } 15995 15996 mSettings.writeLPr(); 15997 } 15998 } 15999 16000 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16001 sendResourcesChangedBroadcast(false, false, unloaded, null); 16002 } 16003 16004 /** 16005 * Examine all users present on given mounted volume, and destroy data 16006 * belonging to users that are no longer valid, or whose user ID has been 16007 * recycled. 16008 */ 16009 private void reconcileUsers(String volumeUuid) { 16010 final File[] files = FileUtils 16011 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16012 for (File file : files) { 16013 if (!file.isDirectory()) continue; 16014 16015 final int userId; 16016 final UserInfo info; 16017 try { 16018 userId = Integer.parseInt(file.getName()); 16019 info = sUserManager.getUserInfo(userId); 16020 } catch (NumberFormatException e) { 16021 Slog.w(TAG, "Invalid user directory " + file); 16022 continue; 16023 } 16024 16025 boolean destroyUser = false; 16026 if (info == null) { 16027 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16028 + " because no matching user was found"); 16029 destroyUser = true; 16030 } else { 16031 try { 16032 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16033 } catch (IOException e) { 16034 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16035 + " because we failed to enforce serial number: " + e); 16036 destroyUser = true; 16037 } 16038 } 16039 16040 if (destroyUser) { 16041 synchronized (mInstallLock) { 16042 mInstaller.removeUserDataDirs(volumeUuid, userId); 16043 } 16044 } 16045 } 16046 16047 final UserManager um = mContext.getSystemService(UserManager.class); 16048 for (UserInfo user : um.getUsers()) { 16049 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16050 if (userDir.exists()) continue; 16051 16052 try { 16053 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 16054 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16055 } catch (IOException e) { 16056 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16057 } 16058 } 16059 } 16060 16061 /** 16062 * Examine all apps present on given mounted volume, and destroy apps that 16063 * aren't expected, either due to uninstallation or reinstallation on 16064 * another volume. 16065 */ 16066 private void reconcileApps(String volumeUuid) { 16067 final File[] files = FileUtils 16068 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16069 for (File file : files) { 16070 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16071 && !PackageInstallerService.isStageName(file.getName()); 16072 if (!isPackage) { 16073 // Ignore entries which are not packages 16074 continue; 16075 } 16076 16077 boolean destroyApp = false; 16078 String packageName = null; 16079 try { 16080 final PackageLite pkg = PackageParser.parsePackageLite(file, 16081 PackageParser.PARSE_MUST_BE_APK); 16082 packageName = pkg.packageName; 16083 16084 synchronized (mPackages) { 16085 final PackageSetting ps = mSettings.mPackages.get(packageName); 16086 if (ps == null) { 16087 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16088 + volumeUuid + " because we found no install record"); 16089 destroyApp = true; 16090 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16091 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16092 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16093 destroyApp = true; 16094 } 16095 } 16096 16097 } catch (PackageParserException e) { 16098 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16099 destroyApp = true; 16100 } 16101 16102 if (destroyApp) { 16103 synchronized (mInstallLock) { 16104 if (packageName != null) { 16105 removeDataDirsLI(volumeUuid, packageName); 16106 } 16107 if (file.isDirectory()) { 16108 mInstaller.rmPackageDir(file.getAbsolutePath()); 16109 } else { 16110 file.delete(); 16111 } 16112 } 16113 } 16114 } 16115 } 16116 16117 private void unfreezePackage(String packageName) { 16118 synchronized (mPackages) { 16119 final PackageSetting ps = mSettings.mPackages.get(packageName); 16120 if (ps != null) { 16121 ps.frozen = false; 16122 } 16123 } 16124 } 16125 16126 @Override 16127 public int movePackage(final String packageName, final String volumeUuid) { 16128 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16129 16130 final int moveId = mNextMoveId.getAndIncrement(); 16131 try { 16132 movePackageInternal(packageName, volumeUuid, moveId); 16133 } catch (PackageManagerException e) { 16134 Slog.w(TAG, "Failed to move " + packageName, e); 16135 mMoveCallbacks.notifyStatusChanged(moveId, 16136 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16137 } 16138 return moveId; 16139 } 16140 16141 private void movePackageInternal(final String packageName, final String volumeUuid, 16142 final int moveId) throws PackageManagerException { 16143 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16144 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16145 final PackageManager pm = mContext.getPackageManager(); 16146 16147 final boolean currentAsec; 16148 final String currentVolumeUuid; 16149 final File codeFile; 16150 final String installerPackageName; 16151 final String packageAbiOverride; 16152 final int appId; 16153 final String seinfo; 16154 final String label; 16155 16156 // reader 16157 synchronized (mPackages) { 16158 final PackageParser.Package pkg = mPackages.get(packageName); 16159 final PackageSetting ps = mSettings.mPackages.get(packageName); 16160 if (pkg == null || ps == null) { 16161 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16162 } 16163 16164 if (pkg.applicationInfo.isSystemApp()) { 16165 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16166 "Cannot move system application"); 16167 } 16168 16169 if (pkg.applicationInfo.isExternalAsec()) { 16170 currentAsec = true; 16171 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16172 } else if (pkg.applicationInfo.isForwardLocked()) { 16173 currentAsec = true; 16174 currentVolumeUuid = "forward_locked"; 16175 } else { 16176 currentAsec = false; 16177 currentVolumeUuid = ps.volumeUuid; 16178 16179 final File probe = new File(pkg.codePath); 16180 final File probeOat = new File(probe, "oat"); 16181 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16182 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16183 "Move only supported for modern cluster style installs"); 16184 } 16185 } 16186 16187 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16188 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16189 "Package already moved to " + volumeUuid); 16190 } 16191 16192 if (ps.frozen) { 16193 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16194 "Failed to move already frozen package"); 16195 } 16196 ps.frozen = true; 16197 16198 codeFile = new File(pkg.codePath); 16199 installerPackageName = ps.installerPackageName; 16200 packageAbiOverride = ps.cpuAbiOverrideString; 16201 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16202 seinfo = pkg.applicationInfo.seinfo; 16203 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16204 } 16205 16206 // Now that we're guarded by frozen state, kill app during move 16207 final long token = Binder.clearCallingIdentity(); 16208 try { 16209 killApplication(packageName, appId, "move pkg"); 16210 } finally { 16211 Binder.restoreCallingIdentity(token); 16212 } 16213 16214 final Bundle extras = new Bundle(); 16215 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16216 extras.putString(Intent.EXTRA_TITLE, label); 16217 mMoveCallbacks.notifyCreated(moveId, extras); 16218 16219 int installFlags; 16220 final boolean moveCompleteApp; 16221 final File measurePath; 16222 16223 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16224 installFlags = INSTALL_INTERNAL; 16225 moveCompleteApp = !currentAsec; 16226 measurePath = Environment.getDataAppDirectory(volumeUuid); 16227 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16228 installFlags = INSTALL_EXTERNAL; 16229 moveCompleteApp = false; 16230 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16231 } else { 16232 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16233 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16234 || !volume.isMountedWritable()) { 16235 unfreezePackage(packageName); 16236 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16237 "Move location not mounted private volume"); 16238 } 16239 16240 Preconditions.checkState(!currentAsec); 16241 16242 installFlags = INSTALL_INTERNAL; 16243 moveCompleteApp = true; 16244 measurePath = Environment.getDataAppDirectory(volumeUuid); 16245 } 16246 16247 final PackageStats stats = new PackageStats(null, -1); 16248 synchronized (mInstaller) { 16249 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16250 unfreezePackage(packageName); 16251 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16252 "Failed to measure package size"); 16253 } 16254 } 16255 16256 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16257 + stats.dataSize); 16258 16259 final long startFreeBytes = measurePath.getFreeSpace(); 16260 final long sizeBytes; 16261 if (moveCompleteApp) { 16262 sizeBytes = stats.codeSize + stats.dataSize; 16263 } else { 16264 sizeBytes = stats.codeSize; 16265 } 16266 16267 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16268 unfreezePackage(packageName); 16269 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16270 "Not enough free space to move"); 16271 } 16272 16273 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16274 16275 final CountDownLatch installedLatch = new CountDownLatch(1); 16276 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16277 @Override 16278 public void onUserActionRequired(Intent intent) throws RemoteException { 16279 throw new IllegalStateException(); 16280 } 16281 16282 @Override 16283 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16284 Bundle extras) throws RemoteException { 16285 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16286 + PackageManager.installStatusToString(returnCode, msg)); 16287 16288 installedLatch.countDown(); 16289 16290 // Regardless of success or failure of the move operation, 16291 // always unfreeze the package 16292 unfreezePackage(packageName); 16293 16294 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16295 switch (status) { 16296 case PackageInstaller.STATUS_SUCCESS: 16297 mMoveCallbacks.notifyStatusChanged(moveId, 16298 PackageManager.MOVE_SUCCEEDED); 16299 break; 16300 case PackageInstaller.STATUS_FAILURE_STORAGE: 16301 mMoveCallbacks.notifyStatusChanged(moveId, 16302 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16303 break; 16304 default: 16305 mMoveCallbacks.notifyStatusChanged(moveId, 16306 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16307 break; 16308 } 16309 } 16310 }; 16311 16312 final MoveInfo move; 16313 if (moveCompleteApp) { 16314 // Kick off a thread to report progress estimates 16315 new Thread() { 16316 @Override 16317 public void run() { 16318 while (true) { 16319 try { 16320 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16321 break; 16322 } 16323 } catch (InterruptedException ignored) { 16324 } 16325 16326 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16327 final int progress = 10 + (int) MathUtils.constrain( 16328 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16329 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16330 } 16331 } 16332 }.start(); 16333 16334 final String dataAppName = codeFile.getName(); 16335 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16336 dataAppName, appId, seinfo); 16337 } else { 16338 move = null; 16339 } 16340 16341 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16342 16343 final Message msg = mHandler.obtainMessage(INIT_COPY); 16344 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16345 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16346 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16347 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16348 msg.obj = params; 16349 16350 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16351 System.identityHashCode(msg.obj)); 16352 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16353 System.identityHashCode(msg.obj)); 16354 16355 mHandler.sendMessage(msg); 16356 } 16357 16358 @Override 16359 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16360 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16361 16362 final int realMoveId = mNextMoveId.getAndIncrement(); 16363 final Bundle extras = new Bundle(); 16364 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16365 mMoveCallbacks.notifyCreated(realMoveId, extras); 16366 16367 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16368 @Override 16369 public void onCreated(int moveId, Bundle extras) { 16370 // Ignored 16371 } 16372 16373 @Override 16374 public void onStatusChanged(int moveId, int status, long estMillis) { 16375 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16376 } 16377 }; 16378 16379 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16380 storage.setPrimaryStorageUuid(volumeUuid, callback); 16381 return realMoveId; 16382 } 16383 16384 @Override 16385 public int getMoveStatus(int moveId) { 16386 mContext.enforceCallingOrSelfPermission( 16387 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16388 return mMoveCallbacks.mLastStatus.get(moveId); 16389 } 16390 16391 @Override 16392 public void registerMoveCallback(IPackageMoveObserver callback) { 16393 mContext.enforceCallingOrSelfPermission( 16394 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16395 mMoveCallbacks.register(callback); 16396 } 16397 16398 @Override 16399 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16400 mContext.enforceCallingOrSelfPermission( 16401 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16402 mMoveCallbacks.unregister(callback); 16403 } 16404 16405 @Override 16406 public boolean setInstallLocation(int loc) { 16407 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16408 null); 16409 if (getInstallLocation() == loc) { 16410 return true; 16411 } 16412 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16413 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16414 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16415 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16416 return true; 16417 } 16418 return false; 16419 } 16420 16421 @Override 16422 public int getInstallLocation() { 16423 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16424 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16425 PackageHelper.APP_INSTALL_AUTO); 16426 } 16427 16428 /** Called by UserManagerService */ 16429 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16430 mDirtyUsers.remove(userHandle); 16431 mSettings.removeUserLPw(userHandle); 16432 mPendingBroadcasts.remove(userHandle); 16433 if (mInstaller != null) { 16434 // Technically, we shouldn't be doing this with the package lock 16435 // held. However, this is very rare, and there is already so much 16436 // other disk I/O going on, that we'll let it slide for now. 16437 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16438 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16439 final String volumeUuid = vol.getFsUuid(); 16440 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16441 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16442 } 16443 } 16444 mUserNeedsBadging.delete(userHandle); 16445 removeUnusedPackagesLILPw(userManager, userHandle); 16446 } 16447 16448 /** 16449 * We're removing userHandle and would like to remove any downloaded packages 16450 * that are no longer in use by any other user. 16451 * @param userHandle the user being removed 16452 */ 16453 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16454 final boolean DEBUG_CLEAN_APKS = false; 16455 int [] users = userManager.getUserIdsLPr(); 16456 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16457 while (psit.hasNext()) { 16458 PackageSetting ps = psit.next(); 16459 if (ps.pkg == null) { 16460 continue; 16461 } 16462 final String packageName = ps.pkg.packageName; 16463 // Skip over if system app 16464 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16465 continue; 16466 } 16467 if (DEBUG_CLEAN_APKS) { 16468 Slog.i(TAG, "Checking package " + packageName); 16469 } 16470 boolean keep = false; 16471 for (int i = 0; i < users.length; i++) { 16472 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16473 keep = true; 16474 if (DEBUG_CLEAN_APKS) { 16475 Slog.i(TAG, " Keeping package " + packageName + " for user " 16476 + users[i]); 16477 } 16478 break; 16479 } 16480 } 16481 if (!keep) { 16482 if (DEBUG_CLEAN_APKS) { 16483 Slog.i(TAG, " Removing package " + packageName); 16484 } 16485 mHandler.post(new Runnable() { 16486 public void run() { 16487 deletePackageX(packageName, userHandle, 0); 16488 } //end run 16489 }); 16490 } 16491 } 16492 } 16493 16494 /** Called by UserManagerService */ 16495 void createNewUserLILPw(int userHandle) { 16496 if (mInstaller != null) { 16497 mInstaller.createUserConfig(userHandle); 16498 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16499 applyFactoryDefaultBrowserLPw(userHandle); 16500 primeDomainVerificationsLPw(userHandle); 16501 } 16502 } 16503 16504 void newUserCreated(final int userHandle) { 16505 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16506 } 16507 16508 @Override 16509 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16510 mContext.enforceCallingOrSelfPermission( 16511 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16512 "Only package verification agents can read the verifier device identity"); 16513 16514 synchronized (mPackages) { 16515 return mSettings.getVerifierDeviceIdentityLPw(); 16516 } 16517 } 16518 16519 @Override 16520 public void setPermissionEnforced(String permission, boolean enforced) { 16521 // TODO: Now that we no longer change GID for storage, this should to away. 16522 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16523 "setPermissionEnforced"); 16524 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16525 synchronized (mPackages) { 16526 if (mSettings.mReadExternalStorageEnforced == null 16527 || mSettings.mReadExternalStorageEnforced != enforced) { 16528 mSettings.mReadExternalStorageEnforced = enforced; 16529 mSettings.writeLPr(); 16530 } 16531 } 16532 // kill any non-foreground processes so we restart them and 16533 // grant/revoke the GID. 16534 final IActivityManager am = ActivityManagerNative.getDefault(); 16535 if (am != null) { 16536 final long token = Binder.clearCallingIdentity(); 16537 try { 16538 am.killProcessesBelowForeground("setPermissionEnforcement"); 16539 } catch (RemoteException e) { 16540 } finally { 16541 Binder.restoreCallingIdentity(token); 16542 } 16543 } 16544 } else { 16545 throw new IllegalArgumentException("No selective enforcement for " + permission); 16546 } 16547 } 16548 16549 @Override 16550 @Deprecated 16551 public boolean isPermissionEnforced(String permission) { 16552 return true; 16553 } 16554 16555 @Override 16556 public boolean isStorageLow() { 16557 final long token = Binder.clearCallingIdentity(); 16558 try { 16559 final DeviceStorageMonitorInternal 16560 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16561 if (dsm != null) { 16562 return dsm.isMemoryLow(); 16563 } else { 16564 return false; 16565 } 16566 } finally { 16567 Binder.restoreCallingIdentity(token); 16568 } 16569 } 16570 16571 @Override 16572 public IPackageInstaller getPackageInstaller() { 16573 return mInstallerService; 16574 } 16575 16576 private boolean userNeedsBadging(int userId) { 16577 int index = mUserNeedsBadging.indexOfKey(userId); 16578 if (index < 0) { 16579 final UserInfo userInfo; 16580 final long token = Binder.clearCallingIdentity(); 16581 try { 16582 userInfo = sUserManager.getUserInfo(userId); 16583 } finally { 16584 Binder.restoreCallingIdentity(token); 16585 } 16586 final boolean b; 16587 if (userInfo != null && userInfo.isManagedProfile()) { 16588 b = true; 16589 } else { 16590 b = false; 16591 } 16592 mUserNeedsBadging.put(userId, b); 16593 return b; 16594 } 16595 return mUserNeedsBadging.valueAt(index); 16596 } 16597 16598 @Override 16599 public KeySet getKeySetByAlias(String packageName, String alias) { 16600 if (packageName == null || alias == null) { 16601 return null; 16602 } 16603 synchronized(mPackages) { 16604 final PackageParser.Package pkg = mPackages.get(packageName); 16605 if (pkg == null) { 16606 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16607 throw new IllegalArgumentException("Unknown package: " + packageName); 16608 } 16609 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16610 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16611 } 16612 } 16613 16614 @Override 16615 public KeySet getSigningKeySet(String packageName) { 16616 if (packageName == null) { 16617 return null; 16618 } 16619 synchronized(mPackages) { 16620 final PackageParser.Package pkg = mPackages.get(packageName); 16621 if (pkg == null) { 16622 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16623 throw new IllegalArgumentException("Unknown package: " + packageName); 16624 } 16625 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16626 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16627 throw new SecurityException("May not access signing KeySet of other apps."); 16628 } 16629 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16630 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16631 } 16632 } 16633 16634 @Override 16635 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16636 if (packageName == null || ks == null) { 16637 return false; 16638 } 16639 synchronized(mPackages) { 16640 final PackageParser.Package pkg = mPackages.get(packageName); 16641 if (pkg == null) { 16642 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16643 throw new IllegalArgumentException("Unknown package: " + packageName); 16644 } 16645 IBinder ksh = ks.getToken(); 16646 if (ksh instanceof KeySetHandle) { 16647 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16648 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16649 } 16650 return false; 16651 } 16652 } 16653 16654 @Override 16655 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16656 if (packageName == null || ks == null) { 16657 return false; 16658 } 16659 synchronized(mPackages) { 16660 final PackageParser.Package pkg = mPackages.get(packageName); 16661 if (pkg == null) { 16662 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16663 throw new IllegalArgumentException("Unknown package: " + packageName); 16664 } 16665 IBinder ksh = ks.getToken(); 16666 if (ksh instanceof KeySetHandle) { 16667 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16668 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16669 } 16670 return false; 16671 } 16672 } 16673 16674 public void getUsageStatsIfNoPackageUsageInfo() { 16675 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16676 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16677 if (usm == null) { 16678 throw new IllegalStateException("UsageStatsManager must be initialized"); 16679 } 16680 long now = System.currentTimeMillis(); 16681 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16682 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16683 String packageName = entry.getKey(); 16684 PackageParser.Package pkg = mPackages.get(packageName); 16685 if (pkg == null) { 16686 continue; 16687 } 16688 UsageStats usage = entry.getValue(); 16689 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16690 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16691 } 16692 } 16693 } 16694 16695 /** 16696 * Check and throw if the given before/after packages would be considered a 16697 * downgrade. 16698 */ 16699 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16700 throws PackageManagerException { 16701 if (after.versionCode < before.mVersionCode) { 16702 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16703 "Update version code " + after.versionCode + " is older than current " 16704 + before.mVersionCode); 16705 } else if (after.versionCode == before.mVersionCode) { 16706 if (after.baseRevisionCode < before.baseRevisionCode) { 16707 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16708 "Update base revision code " + after.baseRevisionCode 16709 + " is older than current " + before.baseRevisionCode); 16710 } 16711 16712 if (!ArrayUtils.isEmpty(after.splitNames)) { 16713 for (int i = 0; i < after.splitNames.length; i++) { 16714 final String splitName = after.splitNames[i]; 16715 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16716 if (j != -1) { 16717 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16718 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16719 "Update split " + splitName + " revision code " 16720 + after.splitRevisionCodes[i] + " is older than current " 16721 + before.splitRevisionCodes[j]); 16722 } 16723 } 16724 } 16725 } 16726 } 16727 } 16728 16729 private static class MoveCallbacks extends Handler { 16730 private static final int MSG_CREATED = 1; 16731 private static final int MSG_STATUS_CHANGED = 2; 16732 16733 private final RemoteCallbackList<IPackageMoveObserver> 16734 mCallbacks = new RemoteCallbackList<>(); 16735 16736 private final SparseIntArray mLastStatus = new SparseIntArray(); 16737 16738 public MoveCallbacks(Looper looper) { 16739 super(looper); 16740 } 16741 16742 public void register(IPackageMoveObserver callback) { 16743 mCallbacks.register(callback); 16744 } 16745 16746 public void unregister(IPackageMoveObserver callback) { 16747 mCallbacks.unregister(callback); 16748 } 16749 16750 @Override 16751 public void handleMessage(Message msg) { 16752 final SomeArgs args = (SomeArgs) msg.obj; 16753 final int n = mCallbacks.beginBroadcast(); 16754 for (int i = 0; i < n; i++) { 16755 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16756 try { 16757 invokeCallback(callback, msg.what, args); 16758 } catch (RemoteException ignored) { 16759 } 16760 } 16761 mCallbacks.finishBroadcast(); 16762 args.recycle(); 16763 } 16764 16765 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16766 throws RemoteException { 16767 switch (what) { 16768 case MSG_CREATED: { 16769 callback.onCreated(args.argi1, (Bundle) args.arg2); 16770 break; 16771 } 16772 case MSG_STATUS_CHANGED: { 16773 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16774 break; 16775 } 16776 } 16777 } 16778 16779 private void notifyCreated(int moveId, Bundle extras) { 16780 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16781 16782 final SomeArgs args = SomeArgs.obtain(); 16783 args.argi1 = moveId; 16784 args.arg2 = extras; 16785 obtainMessage(MSG_CREATED, args).sendToTarget(); 16786 } 16787 16788 private void notifyStatusChanged(int moveId, int status) { 16789 notifyStatusChanged(moveId, status, -1); 16790 } 16791 16792 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16793 Slog.v(TAG, "Move " + moveId + " status " + status); 16794 16795 final SomeArgs args = SomeArgs.obtain(); 16796 args.argi1 = moveId; 16797 args.argi2 = status; 16798 args.arg3 = estMillis; 16799 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16800 16801 synchronized (mLastStatus) { 16802 mLastStatus.put(moveId, status); 16803 } 16804 } 16805 } 16806 16807 private final class OnPermissionChangeListeners extends Handler { 16808 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16809 16810 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16811 new RemoteCallbackList<>(); 16812 16813 public OnPermissionChangeListeners(Looper looper) { 16814 super(looper); 16815 } 16816 16817 @Override 16818 public void handleMessage(Message msg) { 16819 switch (msg.what) { 16820 case MSG_ON_PERMISSIONS_CHANGED: { 16821 final int uid = msg.arg1; 16822 handleOnPermissionsChanged(uid); 16823 } break; 16824 } 16825 } 16826 16827 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16828 mPermissionListeners.register(listener); 16829 16830 } 16831 16832 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16833 mPermissionListeners.unregister(listener); 16834 } 16835 16836 public void onPermissionsChanged(int uid) { 16837 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16838 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16839 } 16840 } 16841 16842 private void handleOnPermissionsChanged(int uid) { 16843 final int count = mPermissionListeners.beginBroadcast(); 16844 try { 16845 for (int i = 0; i < count; i++) { 16846 IOnPermissionsChangeListener callback = mPermissionListeners 16847 .getBroadcastItem(i); 16848 try { 16849 callback.onPermissionsChanged(uid); 16850 } catch (RemoteException e) { 16851 Log.e(TAG, "Permission listener is dead", e); 16852 } 16853 } 16854 } finally { 16855 mPermissionListeners.finishBroadcast(); 16856 } 16857 } 16858 } 16859 16860 private class PackageManagerInternalImpl extends PackageManagerInternal { 16861 @Override 16862 public void setLocationPackagesProvider(PackagesProvider provider) { 16863 synchronized (mPackages) { 16864 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16865 } 16866 } 16867 16868 @Override 16869 public void setImePackagesProvider(PackagesProvider provider) { 16870 synchronized (mPackages) { 16871 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16872 } 16873 } 16874 16875 @Override 16876 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16877 synchronized (mPackages) { 16878 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16879 } 16880 } 16881 16882 @Override 16883 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16884 synchronized (mPackages) { 16885 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16886 } 16887 } 16888 16889 @Override 16890 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16891 synchronized (mPackages) { 16892 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16893 } 16894 } 16895 16896 @Override 16897 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16898 synchronized (mPackages) { 16899 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16900 } 16901 } 16902 16903 @Override 16904 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16905 synchronized (mPackages) { 16906 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16907 } 16908 } 16909 16910 @Override 16911 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16912 synchronized (mPackages) { 16913 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16914 packageName, userId); 16915 } 16916 } 16917 16918 @Override 16919 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16920 synchronized (mPackages) { 16921 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16922 packageName, userId); 16923 } 16924 } 16925 @Override 16926 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16927 synchronized (mPackages) { 16928 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16929 packageName, userId); 16930 } 16931 } 16932 } 16933 16934 @Override 16935 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16936 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16937 synchronized (mPackages) { 16938 final long identity = Binder.clearCallingIdentity(); 16939 try { 16940 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16941 packageNames, userId); 16942 } finally { 16943 Binder.restoreCallingIdentity(identity); 16944 } 16945 } 16946 } 16947 16948 private static void enforceSystemOrPhoneCaller(String tag) { 16949 int callingUid = Binder.getCallingUid(); 16950 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16951 throw new SecurityException( 16952 "Cannot call " + tag + " from UID " + callingUid); 16953 } 16954 } 16955} 16956