PackageManagerService.java revision 008672f62d15bac2b26502f20688da92d5ad3292
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.Installer.DEXOPT_PUBLIC; 79import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 80import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 82import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 83import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 87 88import android.Manifest; 89import android.app.ActivityManager; 90import android.app.ActivityManagerNative; 91import android.app.AppGlobals; 92import android.app.IActivityManager; 93import android.app.admin.IDevicePolicyManager; 94import android.app.backup.IBackupManager; 95import android.app.usage.UsageStats; 96import android.app.usage.UsageStatsManager; 97import android.content.BroadcastReceiver; 98import android.content.ComponentName; 99import android.content.Context; 100import android.content.IIntentReceiver; 101import android.content.Intent; 102import android.content.IntentFilter; 103import android.content.IntentSender; 104import android.content.IntentSender.SendIntentException; 105import android.content.ServiceConnection; 106import android.content.pm.ActivityInfo; 107import android.content.pm.ApplicationInfo; 108import android.content.pm.FeatureInfo; 109import android.content.pm.IOnPermissionsChangeListener; 110import android.content.pm.IPackageDataObserver; 111import android.content.pm.IPackageDeleteObserver; 112import android.content.pm.IPackageDeleteObserver2; 113import android.content.pm.IPackageInstallObserver2; 114import android.content.pm.IPackageInstaller; 115import android.content.pm.IPackageManager; 116import android.content.pm.IPackageMoveObserver; 117import android.content.pm.IPackageStatsObserver; 118import android.content.pm.InstrumentationInfo; 119import android.content.pm.IntentFilterVerificationInfo; 120import android.content.pm.KeySet; 121import android.content.pm.ManifestDigest; 122import android.content.pm.PackageCleanItem; 123import android.content.pm.PackageInfo; 124import android.content.pm.PackageInfoLite; 125import android.content.pm.PackageInstaller; 126import android.content.pm.PackageManager; 127import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 128import android.content.pm.PackageManagerInternal; 129import android.content.pm.PackageParser; 130import android.content.pm.PackageParser.ActivityIntentInfo; 131import android.content.pm.PackageParser.PackageLite; 132import android.content.pm.PackageParser.PackageParserException; 133import android.content.pm.PackageStats; 134import android.content.pm.PackageUserState; 135import android.content.pm.ParceledListSlice; 136import android.content.pm.PermissionGroupInfo; 137import android.content.pm.PermissionInfo; 138import android.content.pm.ProviderInfo; 139import android.content.pm.ResolveInfo; 140import android.content.pm.ServiceInfo; 141import android.content.pm.Signature; 142import android.content.pm.UserInfo; 143import android.content.pm.VerificationParams; 144import android.content.pm.VerifierDeviceIdentity; 145import android.content.pm.VerifierInfo; 146import android.content.res.Resources; 147import android.hardware.display.DisplayManager; 148import android.net.Uri; 149import android.os.Debug; 150import android.os.Binder; 151import android.os.Build; 152import android.os.Bundle; 153import android.os.Environment; 154import android.os.Environment.UserEnvironment; 155import android.os.FileUtils; 156import android.os.Handler; 157import android.os.IBinder; 158import android.os.Looper; 159import android.os.Message; 160import android.os.Parcel; 161import android.os.ParcelFileDescriptor; 162import android.os.Process; 163import android.os.RemoteCallbackList; 164import android.os.RemoteException; 165import android.os.SELinux; 166import android.os.ServiceManager; 167import android.os.SystemClock; 168import android.os.SystemProperties; 169import android.os.Trace; 170import android.os.UserHandle; 171import android.os.UserManager; 172import android.os.storage.IMountService; 173import android.os.storage.MountServiceInternal; 174import android.os.storage.StorageEventListener; 175import android.os.storage.StorageManager; 176import android.os.storage.VolumeInfo; 177import android.os.storage.VolumeRecord; 178import android.security.KeyStore; 179import android.security.SystemKeyStore; 180import android.system.ErrnoException; 181import android.system.Os; 182import android.system.StructStat; 183import android.text.TextUtils; 184import android.text.format.DateUtils; 185import android.util.ArrayMap; 186import android.util.ArraySet; 187import android.util.AtomicFile; 188import android.util.DisplayMetrics; 189import android.util.EventLog; 190import android.util.ExceptionUtils; 191import android.util.Log; 192import android.util.LogPrinter; 193import android.util.MathUtils; 194import android.util.PrintStreamPrinter; 195import android.util.Slog; 196import android.util.SparseArray; 197import android.util.SparseBooleanArray; 198import android.util.SparseIntArray; 199import android.util.Xml; 200import android.view.Display; 201 202import dalvik.system.DexFile; 203import dalvik.system.VMRuntime; 204 205import libcore.io.IoUtils; 206import libcore.util.EmptyArray; 207 208import com.android.internal.R; 209import com.android.internal.annotations.GuardedBy; 210import com.android.internal.app.IMediaContainerService; 211import com.android.internal.app.ResolverActivity; 212import com.android.internal.content.NativeLibraryHelper; 213import com.android.internal.content.PackageHelper; 214import com.android.internal.os.IParcelFileDescriptorFactory; 215import com.android.internal.os.SomeArgs; 216import com.android.internal.os.Zygote; 217import com.android.internal.util.ArrayUtils; 218import com.android.internal.util.FastPrintWriter; 219import com.android.internal.util.FastXmlSerializer; 220import com.android.internal.util.IndentingPrintWriter; 221import com.android.internal.util.Preconditions; 222import com.android.server.EventLogTags; 223import com.android.server.FgThread; 224import com.android.server.IntentResolver; 225import com.android.server.LocalServices; 226import com.android.server.ServiceThread; 227import com.android.server.SystemConfig; 228import com.android.server.Watchdog; 229import com.android.server.pm.PermissionsState.PermissionState; 230import com.android.server.pm.Settings.DatabaseVersion; 231import com.android.server.pm.Settings.VersionInfo; 232import com.android.server.storage.DeviceStorageMonitorInternal; 233 234import org.xmlpull.v1.XmlPullParser; 235import org.xmlpull.v1.XmlPullParserException; 236import org.xmlpull.v1.XmlSerializer; 237 238import java.io.BufferedInputStream; 239import java.io.BufferedOutputStream; 240import java.io.BufferedReader; 241import java.io.ByteArrayInputStream; 242import java.io.ByteArrayOutputStream; 243import java.io.File; 244import java.io.FileDescriptor; 245import java.io.FileNotFoundException; 246import java.io.FileOutputStream; 247import java.io.FileReader; 248import java.io.FilenameFilter; 249import java.io.IOException; 250import java.io.InputStream; 251import java.io.PrintWriter; 252import java.nio.charset.StandardCharsets; 253import java.security.NoSuchAlgorithmException; 254import java.security.PublicKey; 255import java.security.cert.CertificateEncodingException; 256import java.security.cert.CertificateException; 257import java.text.SimpleDateFormat; 258import java.util.ArrayList; 259import java.util.Arrays; 260import java.util.Collection; 261import java.util.Collections; 262import java.util.Comparator; 263import java.util.Date; 264import java.util.Iterator; 265import java.util.List; 266import java.util.Map; 267import java.util.Objects; 268import java.util.Set; 269import java.util.concurrent.CountDownLatch; 270import java.util.concurrent.TimeUnit; 271import java.util.concurrent.atomic.AtomicBoolean; 272import java.util.concurrent.atomic.AtomicInteger; 273import java.util.concurrent.atomic.AtomicLong; 274 275/** 276 * Keep track of all those .apks everywhere. 277 * 278 * This is very central to the platform's security; please run the unit 279 * tests whenever making modifications here: 280 * 281runtest -c android.content.pm.PackageManagerTests frameworks-core 282 * 283 * {@hide} 284 */ 285public class PackageManagerService extends IPackageManager.Stub { 286 static final String TAG = "PackageManager"; 287 static final boolean DEBUG_SETTINGS = false; 288 static final boolean DEBUG_PREFERRED = false; 289 static final boolean DEBUG_UPGRADE = false; 290 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 291 private static final boolean DEBUG_BACKUP = false; 292 private static final boolean DEBUG_INSTALL = false; 293 private static final boolean DEBUG_REMOVE = false; 294 private static final boolean DEBUG_BROADCASTS = false; 295 private static final boolean DEBUG_SHOW_INFO = false; 296 private static final boolean DEBUG_PACKAGE_INFO = false; 297 private static final boolean DEBUG_INTENT_MATCHING = false; 298 private static final boolean DEBUG_PACKAGE_SCANNING = false; 299 private static final boolean DEBUG_VERIFY = false; 300 private static final boolean DEBUG_DEXOPT = false; 301 private static final boolean DEBUG_ABI_SELECTION = false; 302 303 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 304 305 private static final int RADIO_UID = Process.PHONE_UID; 306 private static final int LOG_UID = Process.LOG_UID; 307 private static final int NFC_UID = Process.NFC_UID; 308 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 309 private static final int SHELL_UID = Process.SHELL_UID; 310 311 // Cap the size of permission trees that 3rd party apps can define 312 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 313 314 // Suffix used during package installation when copying/moving 315 // package apks to install directory. 316 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 317 318 static final int SCAN_NO_DEX = 1<<1; 319 static final int SCAN_FORCE_DEX = 1<<2; 320 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 321 static final int SCAN_NEW_INSTALL = 1<<4; 322 static final int SCAN_NO_PATHS = 1<<5; 323 static final int SCAN_UPDATE_TIME = 1<<6; 324 static final int SCAN_DEFER_DEX = 1<<7; 325 static final int SCAN_BOOTING = 1<<8; 326 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 327 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 328 static final int SCAN_REPLACING = 1<<11; 329 static final int SCAN_REQUIRE_KNOWN = 1<<12; 330 static final int SCAN_MOVE = 1<<13; 331 static final int SCAN_INITIAL = 1<<14; 332 333 static final int REMOVE_CHATTY = 1<<16; 334 335 private static final int[] EMPTY_INT_ARRAY = new int[0]; 336 337 /** 338 * Timeout (in milliseconds) after which the watchdog should declare that 339 * our handler thread is wedged. The usual default for such things is one 340 * minute but we sometimes do very lengthy I/O operations on this thread, 341 * such as installing multi-gigabyte applications, so ours needs to be longer. 342 */ 343 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 344 345 /** 346 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 347 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 348 * settings entry if available, otherwise we use the hardcoded default. If it's been 349 * more than this long since the last fstrim, we force one during the boot sequence. 350 * 351 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 352 * one gets run at the next available charging+idle time. This final mandatory 353 * no-fstrim check kicks in only of the other scheduling criteria is never met. 354 */ 355 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 356 357 /** 358 * Whether verification is enabled by default. 359 */ 360 private static final boolean DEFAULT_VERIFY_ENABLE = true; 361 362 /** 363 * The default maximum time to wait for the verification agent to return in 364 * milliseconds. 365 */ 366 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 367 368 /** 369 * The default response for package verification timeout. 370 * 371 * This can be either PackageManager.VERIFICATION_ALLOW or 372 * PackageManager.VERIFICATION_REJECT. 373 */ 374 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 375 376 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 377 378 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 379 DEFAULT_CONTAINER_PACKAGE, 380 "com.android.defcontainer.DefaultContainerService"); 381 382 private static final String KILL_APP_REASON_GIDS_CHANGED = 383 "permission grant or revoke changed gids"; 384 385 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 386 "permissions revoked"; 387 388 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 389 390 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 391 392 /** Permission grant: not grant the permission. */ 393 private static final int GRANT_DENIED = 1; 394 395 /** Permission grant: grant the permission as an install permission. */ 396 private static final int GRANT_INSTALL = 2; 397 398 /** Permission grant: grant the permission as an install permission for a legacy app. */ 399 private static final int GRANT_INSTALL_LEGACY = 3; 400 401 /** Permission grant: grant the permission as a runtime one. */ 402 private static final int GRANT_RUNTIME = 4; 403 404 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 405 private static final int GRANT_UPGRADE = 5; 406 407 /** Canonical intent used to identify what counts as a "web browser" app */ 408 private static final Intent sBrowserIntent; 409 static { 410 sBrowserIntent = new Intent(); 411 sBrowserIntent.setAction(Intent.ACTION_VIEW); 412 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 413 sBrowserIntent.setData(Uri.parse("http:")); 414 } 415 416 final ServiceThread mHandlerThread; 417 418 final PackageHandler mHandler; 419 420 /** 421 * Messages for {@link #mHandler} that need to wait for system ready before 422 * being dispatched. 423 */ 424 private ArrayList<Message> mPostSystemReadyMessages; 425 426 final int mSdkVersion = Build.VERSION.SDK_INT; 427 428 final Context mContext; 429 final boolean mFactoryTest; 430 final boolean mOnlyCore; 431 final boolean mLazyDexOpt; 432 final long mDexOptLRUThresholdInMills; 433 final DisplayMetrics mMetrics; 434 final int mDefParseFlags; 435 final String[] mSeparateProcesses; 436 final boolean mIsUpgrade; 437 438 // This is where all application persistent data goes. 439 final File mAppDataDir; 440 441 // This is where all application persistent data goes for secondary users. 442 final File mUserAppDataDir; 443 444 /** The location for ASEC container files on internal storage. */ 445 final String mAsecInternalPath; 446 447 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 448 // LOCK HELD. Can be called with mInstallLock held. 449 @GuardedBy("mInstallLock") 450 final Installer mInstaller; 451 452 /** Directory where installed third-party apps stored */ 453 final File mAppInstallDir; 454 455 /** 456 * Directory to which applications installed internally have their 457 * 32 bit native libraries copied. 458 */ 459 private File mAppLib32InstallDir; 460 461 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 462 // apps. 463 final File mDrmAppPrivateInstallDir; 464 465 // ---------------------------------------------------------------- 466 467 // Lock for state used when installing and doing other long running 468 // operations. Methods that must be called with this lock held have 469 // the suffix "LI". 470 final Object mInstallLock = new Object(); 471 472 // ---------------------------------------------------------------- 473 474 // Keys are String (package name), values are Package. This also serves 475 // as the lock for the global state. Methods that must be called with 476 // this lock held have the prefix "LP". 477 @GuardedBy("mPackages") 478 final ArrayMap<String, PackageParser.Package> mPackages = 479 new ArrayMap<String, PackageParser.Package>(); 480 481 // Tracks available target package names -> overlay package paths. 482 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 483 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 484 485 /** 486 * Tracks new system packages [received in an OTA] that we expect to 487 * find updated user-installed versions. Keys are package name, values 488 * are package location. 489 */ 490 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 491 492 /** 493 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 494 */ 495 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 496 /** 497 * Whether or not system app permissions should be promoted from install to runtime. 498 */ 499 boolean mPromoteSystemApps; 500 501 final Settings mSettings; 502 boolean mRestoredSettings; 503 504 // System configuration read by SystemConfig. 505 final int[] mGlobalGids; 506 final SparseArray<ArraySet<String>> mSystemPermissions; 507 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 508 509 // If mac_permissions.xml was found for seinfo labeling. 510 boolean mFoundPolicyFile; 511 512 // If a recursive restorecon of /data/data/<pkg> is needed. 513 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 514 515 public static final class SharedLibraryEntry { 516 public final String path; 517 public final String apk; 518 519 SharedLibraryEntry(String _path, String _apk) { 520 path = _path; 521 apk = _apk; 522 } 523 } 524 525 // Currently known shared libraries. 526 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 527 new ArrayMap<String, SharedLibraryEntry>(); 528 529 // All available activities, for your resolving pleasure. 530 final ActivityIntentResolver mActivities = 531 new ActivityIntentResolver(); 532 533 // All available receivers, for your resolving pleasure. 534 final ActivityIntentResolver mReceivers = 535 new ActivityIntentResolver(); 536 537 // All available services, for your resolving pleasure. 538 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 539 540 // All available providers, for your resolving pleasure. 541 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 542 543 // Mapping from provider base names (first directory in content URI codePath) 544 // to the provider information. 545 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 546 new ArrayMap<String, PackageParser.Provider>(); 547 548 // Mapping from instrumentation class names to info about them. 549 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 550 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 551 552 // Mapping from permission names to info about them. 553 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 554 new ArrayMap<String, PackageParser.PermissionGroup>(); 555 556 // Packages whose data we have transfered into another package, thus 557 // should no longer exist. 558 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 559 560 // Broadcast actions that are only available to the system. 561 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 562 563 /** List of packages waiting for verification. */ 564 final SparseArray<PackageVerificationState> mPendingVerification 565 = new SparseArray<PackageVerificationState>(); 566 567 /** Set of packages associated with each app op permission. */ 568 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 569 570 final PackageInstallerService mInstallerService; 571 572 private final PackageDexOptimizer mPackageDexOptimizer; 573 574 private AtomicInteger mNextMoveId = new AtomicInteger(); 575 private final MoveCallbacks mMoveCallbacks; 576 577 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 578 579 // Cache of users who need badging. 580 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 581 582 /** Token for keys in mPendingVerification. */ 583 private int mPendingVerificationToken = 0; 584 585 volatile boolean mSystemReady; 586 volatile boolean mSafeMode; 587 volatile boolean mHasSystemUidErrors; 588 589 ApplicationInfo mAndroidApplication; 590 final ActivityInfo mResolveActivity = new ActivityInfo(); 591 final ResolveInfo mResolveInfo = new ResolveInfo(); 592 ComponentName mResolveComponentName; 593 PackageParser.Package mPlatformPackage; 594 ComponentName mCustomResolverComponentName; 595 596 boolean mResolverReplaced = false; 597 598 private final ComponentName mIntentFilterVerifierComponent; 599 private int mIntentFilterVerificationToken = 0; 600 601 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 602 = new SparseArray<IntentFilterVerificationState>(); 603 604 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 605 new DefaultPermissionGrantPolicy(this); 606 607 private static class IFVerificationParams { 608 PackageParser.Package pkg; 609 boolean replacing; 610 int userId; 611 int verifierUid; 612 613 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 614 int _userId, int _verifierUid) { 615 pkg = _pkg; 616 replacing = _replacing; 617 userId = _userId; 618 replacing = _replacing; 619 verifierUid = _verifierUid; 620 } 621 } 622 623 private interface IntentFilterVerifier<T extends IntentFilter> { 624 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 625 T filter, String packageName); 626 void startVerifications(int userId); 627 void receiveVerificationResponse(int verificationId); 628 } 629 630 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 631 private Context mContext; 632 private ComponentName mIntentFilterVerifierComponent; 633 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 634 635 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 636 mContext = context; 637 mIntentFilterVerifierComponent = verifierComponent; 638 } 639 640 private String getDefaultScheme() { 641 return IntentFilter.SCHEME_HTTPS; 642 } 643 644 @Override 645 public void startVerifications(int userId) { 646 // Launch verifications requests 647 int count = mCurrentIntentFilterVerifications.size(); 648 for (int n=0; n<count; n++) { 649 int verificationId = mCurrentIntentFilterVerifications.get(n); 650 final IntentFilterVerificationState ivs = 651 mIntentFilterVerificationStates.get(verificationId); 652 653 String packageName = ivs.getPackageName(); 654 655 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 656 final int filterCount = filters.size(); 657 ArraySet<String> domainsSet = new ArraySet<>(); 658 for (int m=0; m<filterCount; m++) { 659 PackageParser.ActivityIntentInfo filter = filters.get(m); 660 domainsSet.addAll(filter.getHostsList()); 661 } 662 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 663 synchronized (mPackages) { 664 if (mSettings.createIntentFilterVerificationIfNeededLPw( 665 packageName, domainsList) != null) { 666 scheduleWriteSettingsLocked(); 667 } 668 } 669 sendVerificationRequest(userId, verificationId, ivs); 670 } 671 mCurrentIntentFilterVerifications.clear(); 672 } 673 674 private void sendVerificationRequest(int userId, int verificationId, 675 IntentFilterVerificationState ivs) { 676 677 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 678 verificationIntent.putExtra( 679 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 680 verificationId); 681 verificationIntent.putExtra( 682 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 683 getDefaultScheme()); 684 verificationIntent.putExtra( 685 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 686 ivs.getHostsString()); 687 verificationIntent.putExtra( 688 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 689 ivs.getPackageName()); 690 verificationIntent.setComponent(mIntentFilterVerifierComponent); 691 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 692 693 UserHandle user = new UserHandle(userId); 694 mContext.sendBroadcastAsUser(verificationIntent, user); 695 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 696 "Sending IntentFilter verification broadcast"); 697 } 698 699 public void receiveVerificationResponse(int verificationId) { 700 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 701 702 final boolean verified = ivs.isVerified(); 703 704 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 705 final int count = filters.size(); 706 if (DEBUG_DOMAIN_VERIFICATION) { 707 Slog.i(TAG, "Received verification response " + verificationId 708 + " for " + count + " filters, verified=" + verified); 709 } 710 for (int n=0; n<count; n++) { 711 PackageParser.ActivityIntentInfo filter = filters.get(n); 712 filter.setVerified(verified); 713 714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 715 + " verified with result:" + verified + " and hosts:" 716 + ivs.getHostsString()); 717 } 718 719 mIntentFilterVerificationStates.remove(verificationId); 720 721 final String packageName = ivs.getPackageName(); 722 IntentFilterVerificationInfo ivi = null; 723 724 synchronized (mPackages) { 725 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 726 } 727 if (ivi == null) { 728 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 729 + verificationId + " packageName:" + packageName); 730 return; 731 } 732 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 733 "Updating IntentFilterVerificationInfo for package " + packageName 734 +" verificationId:" + verificationId); 735 736 synchronized (mPackages) { 737 if (verified) { 738 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 739 } else { 740 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 741 } 742 scheduleWriteSettingsLocked(); 743 744 final int userId = ivs.getUserId(); 745 if (userId != UserHandle.USER_ALL) { 746 final int userStatus = 747 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 748 749 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 750 boolean needUpdate = false; 751 752 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 753 // already been set by the User thru the Disambiguation dialog 754 switch (userStatus) { 755 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 756 if (verified) { 757 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 758 } else { 759 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 760 } 761 needUpdate = true; 762 break; 763 764 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 765 if (verified) { 766 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 767 needUpdate = true; 768 } 769 break; 770 771 default: 772 // Nothing to do 773 } 774 775 if (needUpdate) { 776 mSettings.updateIntentFilterVerificationStatusLPw( 777 packageName, updatedStatus, userId); 778 scheduleWritePackageRestrictionsLocked(userId); 779 } 780 } 781 } 782 } 783 784 @Override 785 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 786 ActivityIntentInfo filter, String packageName) { 787 if (!hasValidDomains(filter)) { 788 return false; 789 } 790 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 791 if (ivs == null) { 792 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 793 packageName); 794 } 795 if (DEBUG_DOMAIN_VERIFICATION) { 796 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 797 } 798 ivs.addFilter(filter); 799 return true; 800 } 801 802 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 803 int userId, int verificationId, String packageName) { 804 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 805 verifierUid, userId, packageName); 806 ivs.setPendingState(); 807 synchronized (mPackages) { 808 mIntentFilterVerificationStates.append(verificationId, ivs); 809 mCurrentIntentFilterVerifications.add(verificationId); 810 } 811 return ivs; 812 } 813 } 814 815 private static boolean hasValidDomains(ActivityIntentInfo filter) { 816 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 817 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 818 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 819 } 820 821 private IntentFilterVerifier mIntentFilterVerifier; 822 823 // Set of pending broadcasts for aggregating enable/disable of components. 824 static class PendingPackageBroadcasts { 825 // for each user id, a map of <package name -> components within that package> 826 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 827 828 public PendingPackageBroadcasts() { 829 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 830 } 831 832 public ArrayList<String> get(int userId, String packageName) { 833 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 834 return packages.get(packageName); 835 } 836 837 public void put(int userId, String packageName, ArrayList<String> components) { 838 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 839 packages.put(packageName, components); 840 } 841 842 public void remove(int userId, String packageName) { 843 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 844 if (packages != null) { 845 packages.remove(packageName); 846 } 847 } 848 849 public void remove(int userId) { 850 mUidMap.remove(userId); 851 } 852 853 public int userIdCount() { 854 return mUidMap.size(); 855 } 856 857 public int userIdAt(int n) { 858 return mUidMap.keyAt(n); 859 } 860 861 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 862 return mUidMap.get(userId); 863 } 864 865 public int size() { 866 // total number of pending broadcast entries across all userIds 867 int num = 0; 868 for (int i = 0; i< mUidMap.size(); i++) { 869 num += mUidMap.valueAt(i).size(); 870 } 871 return num; 872 } 873 874 public void clear() { 875 mUidMap.clear(); 876 } 877 878 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 879 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 880 if (map == null) { 881 map = new ArrayMap<String, ArrayList<String>>(); 882 mUidMap.put(userId, map); 883 } 884 return map; 885 } 886 } 887 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 888 889 // Service Connection to remote media container service to copy 890 // package uri's from external media onto secure containers 891 // or internal storage. 892 private IMediaContainerService mContainerService = null; 893 894 static final int SEND_PENDING_BROADCAST = 1; 895 static final int MCS_BOUND = 3; 896 static final int END_COPY = 4; 897 static final int INIT_COPY = 5; 898 static final int MCS_UNBIND = 6; 899 static final int START_CLEANING_PACKAGE = 7; 900 static final int FIND_INSTALL_LOC = 8; 901 static final int POST_INSTALL = 9; 902 static final int MCS_RECONNECT = 10; 903 static final int MCS_GIVE_UP = 11; 904 static final int UPDATED_MEDIA_STATUS = 12; 905 static final int WRITE_SETTINGS = 13; 906 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 907 static final int PACKAGE_VERIFIED = 15; 908 static final int CHECK_PENDING_VERIFICATION = 16; 909 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 910 static final int INTENT_FILTER_VERIFIED = 18; 911 912 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 913 914 // Delay time in millisecs 915 static final int BROADCAST_DELAY = 10 * 1000; 916 917 static UserManagerService sUserManager; 918 919 // Stores a list of users whose package restrictions file needs to be updated 920 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 921 922 final private DefaultContainerConnection mDefContainerConn = 923 new DefaultContainerConnection(); 924 class DefaultContainerConnection implements ServiceConnection { 925 public void onServiceConnected(ComponentName name, IBinder service) { 926 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 927 IMediaContainerService imcs = 928 IMediaContainerService.Stub.asInterface(service); 929 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 930 } 931 932 public void onServiceDisconnected(ComponentName name) { 933 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 934 } 935 } 936 937 // Recordkeeping of restore-after-install operations that are currently in flight 938 // between the Package Manager and the Backup Manager 939 class PostInstallData { 940 public InstallArgs args; 941 public PackageInstalledInfo res; 942 943 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 944 args = _a; 945 res = _r; 946 } 947 } 948 949 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 950 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 951 952 // XML tags for backup/restore of various bits of state 953 private static final String TAG_PREFERRED_BACKUP = "pa"; 954 private static final String TAG_DEFAULT_APPS = "da"; 955 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 956 957 final String mRequiredVerifierPackage; 958 final String mRequiredInstallerPackage; 959 960 private final PackageUsage mPackageUsage = new PackageUsage(); 961 962 private class PackageUsage { 963 private static final int WRITE_INTERVAL 964 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 965 966 private final Object mFileLock = new Object(); 967 private final AtomicLong mLastWritten = new AtomicLong(0); 968 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 969 970 private boolean mIsHistoricalPackageUsageAvailable = true; 971 972 boolean isHistoricalPackageUsageAvailable() { 973 return mIsHistoricalPackageUsageAvailable; 974 } 975 976 void write(boolean force) { 977 if (force) { 978 writeInternal(); 979 return; 980 } 981 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 982 && !DEBUG_DEXOPT) { 983 return; 984 } 985 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 986 new Thread("PackageUsage_DiskWriter") { 987 @Override 988 public void run() { 989 try { 990 writeInternal(); 991 } finally { 992 mBackgroundWriteRunning.set(false); 993 } 994 } 995 }.start(); 996 } 997 } 998 999 private void writeInternal() { 1000 synchronized (mPackages) { 1001 synchronized (mFileLock) { 1002 AtomicFile file = getFile(); 1003 FileOutputStream f = null; 1004 try { 1005 f = file.startWrite(); 1006 BufferedOutputStream out = new BufferedOutputStream(f); 1007 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1008 StringBuilder sb = new StringBuilder(); 1009 for (PackageParser.Package pkg : mPackages.values()) { 1010 if (pkg.mLastPackageUsageTimeInMills == 0) { 1011 continue; 1012 } 1013 sb.setLength(0); 1014 sb.append(pkg.packageName); 1015 sb.append(' '); 1016 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1017 sb.append('\n'); 1018 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1019 } 1020 out.flush(); 1021 file.finishWrite(f); 1022 } catch (IOException e) { 1023 if (f != null) { 1024 file.failWrite(f); 1025 } 1026 Log.e(TAG, "Failed to write package usage times", e); 1027 } 1028 } 1029 } 1030 mLastWritten.set(SystemClock.elapsedRealtime()); 1031 } 1032 1033 void readLP() { 1034 synchronized (mFileLock) { 1035 AtomicFile file = getFile(); 1036 BufferedInputStream in = null; 1037 try { 1038 in = new BufferedInputStream(file.openRead()); 1039 StringBuffer sb = new StringBuffer(); 1040 while (true) { 1041 String packageName = readToken(in, sb, ' '); 1042 if (packageName == null) { 1043 break; 1044 } 1045 String timeInMillisString = readToken(in, sb, '\n'); 1046 if (timeInMillisString == null) { 1047 throw new IOException("Failed to find last usage time for package " 1048 + packageName); 1049 } 1050 PackageParser.Package pkg = mPackages.get(packageName); 1051 if (pkg == null) { 1052 continue; 1053 } 1054 long timeInMillis; 1055 try { 1056 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1057 } catch (NumberFormatException e) { 1058 throw new IOException("Failed to parse " + timeInMillisString 1059 + " as a long.", e); 1060 } 1061 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1062 } 1063 } catch (FileNotFoundException expected) { 1064 mIsHistoricalPackageUsageAvailable = false; 1065 } catch (IOException e) { 1066 Log.w(TAG, "Failed to read package usage times", e); 1067 } finally { 1068 IoUtils.closeQuietly(in); 1069 } 1070 } 1071 mLastWritten.set(SystemClock.elapsedRealtime()); 1072 } 1073 1074 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1075 throws IOException { 1076 sb.setLength(0); 1077 while (true) { 1078 int ch = in.read(); 1079 if (ch == -1) { 1080 if (sb.length() == 0) { 1081 return null; 1082 } 1083 throw new IOException("Unexpected EOF"); 1084 } 1085 if (ch == endOfToken) { 1086 return sb.toString(); 1087 } 1088 sb.append((char)ch); 1089 } 1090 } 1091 1092 private AtomicFile getFile() { 1093 File dataDir = Environment.getDataDirectory(); 1094 File systemDir = new File(dataDir, "system"); 1095 File fname = new File(systemDir, "package-usage.list"); 1096 return new AtomicFile(fname); 1097 } 1098 } 1099 1100 class PackageHandler extends Handler { 1101 private boolean mBound = false; 1102 final ArrayList<HandlerParams> mPendingInstalls = 1103 new ArrayList<HandlerParams>(); 1104 1105 private boolean connectToService() { 1106 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1107 " DefaultContainerService"); 1108 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1111 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1113 mBound = true; 1114 return true; 1115 } 1116 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1117 return false; 1118 } 1119 1120 private void disconnectService() { 1121 mContainerService = null; 1122 mBound = false; 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1124 mContext.unbindService(mDefContainerConn); 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 1128 PackageHandler(Looper looper) { 1129 super(looper); 1130 } 1131 1132 public void handleMessage(Message msg) { 1133 try { 1134 doHandleMessage(msg); 1135 } finally { 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1137 } 1138 } 1139 1140 void doHandleMessage(Message msg) { 1141 switch (msg.what) { 1142 case INIT_COPY: { 1143 HandlerParams params = (HandlerParams) msg.obj; 1144 int idx = mPendingInstalls.size(); 1145 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1146 // If a bind was already initiated we dont really 1147 // need to do anything. The pending install 1148 // will be processed later on. 1149 if (!mBound) { 1150 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1151 System.identityHashCode(mHandler)); 1152 // If this is the only one pending we might 1153 // have to bind to the service again. 1154 if (!connectToService()) { 1155 Slog.e(TAG, "Failed to bind to media container service"); 1156 params.serviceError(); 1157 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1158 System.identityHashCode(mHandler)); 1159 if (params.traceMethod != null) { 1160 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1161 params.traceCookie); 1162 } 1163 return; 1164 } else { 1165 // Once we bind to the service, the first 1166 // pending request will be processed. 1167 mPendingInstalls.add(idx, params); 1168 } 1169 } else { 1170 mPendingInstalls.add(idx, params); 1171 // Already bound to the service. Just make 1172 // sure we trigger off processing the first request. 1173 if (idx == 0) { 1174 mHandler.sendEmptyMessage(MCS_BOUND); 1175 } 1176 } 1177 break; 1178 } 1179 case MCS_BOUND: { 1180 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1181 if (msg.obj != null) { 1182 mContainerService = (IMediaContainerService) msg.obj; 1183 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1184 System.identityHashCode(mHandler)); 1185 } 1186 if (mContainerService == null) { 1187 if (!mBound) { 1188 // Something seriously wrong since we are not bound and we are not 1189 // waiting for connection. Bail out. 1190 Slog.e(TAG, "Cannot bind to media container service"); 1191 for (HandlerParams params : mPendingInstalls) { 1192 // Indicate service bind error 1193 params.serviceError(); 1194 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1195 System.identityHashCode(params)); 1196 if (params.traceMethod != null) { 1197 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1198 params.traceMethod, params.traceCookie); 1199 } 1200 return; 1201 } 1202 mPendingInstalls.clear(); 1203 } else { 1204 Slog.w(TAG, "Waiting to connect to media container service"); 1205 } 1206 } else if (mPendingInstalls.size() > 0) { 1207 HandlerParams params = mPendingInstalls.get(0); 1208 if (params != null) { 1209 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1210 System.identityHashCode(params)); 1211 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1212 if (params.startCopy()) { 1213 // We are done... look for more work or to 1214 // go idle. 1215 if (DEBUG_SD_INSTALL) Log.i(TAG, 1216 "Checking for more work or unbind..."); 1217 // Delete pending install 1218 if (mPendingInstalls.size() > 0) { 1219 mPendingInstalls.remove(0); 1220 } 1221 if (mPendingInstalls.size() == 0) { 1222 if (mBound) { 1223 if (DEBUG_SD_INSTALL) Log.i(TAG, 1224 "Posting delayed MCS_UNBIND"); 1225 removeMessages(MCS_UNBIND); 1226 Message ubmsg = obtainMessage(MCS_UNBIND); 1227 // Unbind after a little delay, to avoid 1228 // continual thrashing. 1229 sendMessageDelayed(ubmsg, 10000); 1230 } 1231 } else { 1232 // There are more pending requests in queue. 1233 // Just post MCS_BOUND message to trigger processing 1234 // of next pending install. 1235 if (DEBUG_SD_INSTALL) Log.i(TAG, 1236 "Posting MCS_BOUND for next work"); 1237 mHandler.sendEmptyMessage(MCS_BOUND); 1238 } 1239 } 1240 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1241 } 1242 } else { 1243 // Should never happen ideally. 1244 Slog.w(TAG, "Empty queue"); 1245 } 1246 break; 1247 } 1248 case MCS_RECONNECT: { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1250 if (mPendingInstalls.size() > 0) { 1251 if (mBound) { 1252 disconnectService(); 1253 } 1254 if (!connectToService()) { 1255 Slog.e(TAG, "Failed to bind to media container service"); 1256 for (HandlerParams params : mPendingInstalls) { 1257 // Indicate service bind error 1258 params.serviceError(); 1259 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1260 System.identityHashCode(params)); 1261 } 1262 mPendingInstalls.clear(); 1263 } 1264 } 1265 break; 1266 } 1267 case MCS_UNBIND: { 1268 // If there is no actual work left, then time to unbind. 1269 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1270 1271 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1272 if (mBound) { 1273 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1274 1275 disconnectService(); 1276 } 1277 } else if (mPendingInstalls.size() > 0) { 1278 // There are more pending requests in queue. 1279 // Just post MCS_BOUND message to trigger processing 1280 // of next pending install. 1281 mHandler.sendEmptyMessage(MCS_BOUND); 1282 } 1283 1284 break; 1285 } 1286 case MCS_GIVE_UP: { 1287 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1288 HandlerParams params = mPendingInstalls.remove(0); 1289 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1290 System.identityHashCode(params)); 1291 break; 1292 } 1293 case SEND_PENDING_BROADCAST: { 1294 String packages[]; 1295 ArrayList<String> components[]; 1296 int size = 0; 1297 int uids[]; 1298 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1299 synchronized (mPackages) { 1300 if (mPendingBroadcasts == null) { 1301 return; 1302 } 1303 size = mPendingBroadcasts.size(); 1304 if (size <= 0) { 1305 // Nothing to be done. Just return 1306 return; 1307 } 1308 packages = new String[size]; 1309 components = new ArrayList[size]; 1310 uids = new int[size]; 1311 int i = 0; // filling out the above arrays 1312 1313 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1314 int packageUserId = mPendingBroadcasts.userIdAt(n); 1315 Iterator<Map.Entry<String, ArrayList<String>>> it 1316 = mPendingBroadcasts.packagesForUserId(packageUserId) 1317 .entrySet().iterator(); 1318 while (it.hasNext() && i < size) { 1319 Map.Entry<String, ArrayList<String>> ent = it.next(); 1320 packages[i] = ent.getKey(); 1321 components[i] = ent.getValue(); 1322 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1323 uids[i] = (ps != null) 1324 ? UserHandle.getUid(packageUserId, ps.appId) 1325 : -1; 1326 i++; 1327 } 1328 } 1329 size = i; 1330 mPendingBroadcasts.clear(); 1331 } 1332 // Send broadcasts 1333 for (int i = 0; i < size; i++) { 1334 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1335 } 1336 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1337 break; 1338 } 1339 case START_CLEANING_PACKAGE: { 1340 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1341 final String packageName = (String)msg.obj; 1342 final int userId = msg.arg1; 1343 final boolean andCode = msg.arg2 != 0; 1344 synchronized (mPackages) { 1345 if (userId == UserHandle.USER_ALL) { 1346 int[] users = sUserManager.getUserIds(); 1347 for (int user : users) { 1348 mSettings.addPackageToCleanLPw( 1349 new PackageCleanItem(user, packageName, andCode)); 1350 } 1351 } else { 1352 mSettings.addPackageToCleanLPw( 1353 new PackageCleanItem(userId, packageName, andCode)); 1354 } 1355 } 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1357 startCleaningPackages(); 1358 } break; 1359 case POST_INSTALL: { 1360 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1361 PostInstallData data = mRunningInstalls.get(msg.arg1); 1362 mRunningInstalls.delete(msg.arg1); 1363 boolean deleteOld = false; 1364 1365 if (data != null) { 1366 InstallArgs args = data.args; 1367 PackageInstalledInfo res = data.res; 1368 1369 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1370 final String packageName = res.pkg.applicationInfo.packageName; 1371 res.removedInfo.sendBroadcast(false, true, false); 1372 Bundle extras = new Bundle(1); 1373 extras.putInt(Intent.EXTRA_UID, res.uid); 1374 1375 // Now that we successfully installed the package, grant runtime 1376 // permissions if requested before broadcasting the install. 1377 if ((args.installFlags 1378 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1379 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1380 args.installGrantPermissions); 1381 } 1382 1383 // Determine the set of users who are adding this 1384 // package for the first time vs. those who are seeing 1385 // an update. 1386 int[] firstUsers; 1387 int[] updateUsers = new int[0]; 1388 if (res.origUsers == null || res.origUsers.length == 0) { 1389 firstUsers = res.newUsers; 1390 } else { 1391 firstUsers = new int[0]; 1392 for (int i=0; i<res.newUsers.length; i++) { 1393 int user = res.newUsers[i]; 1394 boolean isNew = true; 1395 for (int j=0; j<res.origUsers.length; j++) { 1396 if (res.origUsers[j] == user) { 1397 isNew = false; 1398 break; 1399 } 1400 } 1401 if (isNew) { 1402 int[] newFirst = new int[firstUsers.length+1]; 1403 System.arraycopy(firstUsers, 0, newFirst, 0, 1404 firstUsers.length); 1405 newFirst[firstUsers.length] = user; 1406 firstUsers = newFirst; 1407 } else { 1408 int[] newUpdate = new int[updateUsers.length+1]; 1409 System.arraycopy(updateUsers, 0, newUpdate, 0, 1410 updateUsers.length); 1411 newUpdate[updateUsers.length] = user; 1412 updateUsers = newUpdate; 1413 } 1414 } 1415 } 1416 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1417 packageName, extras, null, null, firstUsers); 1418 final boolean update = res.removedInfo.removedPackage != null; 1419 if (update) { 1420 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1421 } 1422 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1423 packageName, extras, null, null, updateUsers); 1424 if (update) { 1425 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1426 packageName, extras, null, null, updateUsers); 1427 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1428 null, null, packageName, null, updateUsers); 1429 1430 // treat asec-hosted packages like removable media on upgrade 1431 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1432 if (DEBUG_INSTALL) { 1433 Slog.i(TAG, "upgrading pkg " + res.pkg 1434 + " is ASEC-hosted -> AVAILABLE"); 1435 } 1436 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1437 ArrayList<String> pkgList = new ArrayList<String>(1); 1438 pkgList.add(packageName); 1439 sendResourcesChangedBroadcast(true, true, 1440 pkgList,uidArray, null); 1441 } 1442 } 1443 if (res.removedInfo.args != null) { 1444 // Remove the replaced package's older resources safely now 1445 deleteOld = true; 1446 } 1447 1448 // If this app is a browser and it's newly-installed for some 1449 // users, clear any default-browser state in those users 1450 if (firstUsers.length > 0) { 1451 // the app's nature doesn't depend on the user, so we can just 1452 // check its browser nature in any user and generalize. 1453 if (packageIsBrowser(packageName, firstUsers[0])) { 1454 synchronized (mPackages) { 1455 for (int userId : firstUsers) { 1456 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1457 } 1458 } 1459 } 1460 } 1461 // Log current value of "unknown sources" setting 1462 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1463 getUnknownSourcesSettings()); 1464 } 1465 // Force a gc to clear up things 1466 Runtime.getRuntime().gc(); 1467 // We delete after a gc for applications on sdcard. 1468 if (deleteOld) { 1469 synchronized (mInstallLock) { 1470 res.removedInfo.args.doPostDeleteLI(true); 1471 } 1472 } 1473 if (args.observer != null) { 1474 try { 1475 Bundle extras = extrasForInstallResult(res); 1476 args.observer.onPackageInstalled(res.name, res.returnCode, 1477 res.returnMsg, extras); 1478 } catch (RemoteException e) { 1479 Slog.i(TAG, "Observer no longer exists."); 1480 } 1481 } 1482 if (args.traceMethod != null) { 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1484 args.traceCookie); 1485 } 1486 return; 1487 } else { 1488 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1489 } 1490 1491 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1492 } break; 1493 case UPDATED_MEDIA_STATUS: { 1494 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1495 boolean reportStatus = msg.arg1 == 1; 1496 boolean doGc = msg.arg2 == 1; 1497 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1498 if (doGc) { 1499 // Force a gc to clear up stale containers. 1500 Runtime.getRuntime().gc(); 1501 } 1502 if (msg.obj != null) { 1503 @SuppressWarnings("unchecked") 1504 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1505 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1506 // Unload containers 1507 unloadAllContainers(args); 1508 } 1509 if (reportStatus) { 1510 try { 1511 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1512 PackageHelper.getMountService().finishMediaUpdate(); 1513 } catch (RemoteException e) { 1514 Log.e(TAG, "MountService not running?"); 1515 } 1516 } 1517 } break; 1518 case WRITE_SETTINGS: { 1519 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1520 synchronized (mPackages) { 1521 removeMessages(WRITE_SETTINGS); 1522 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1523 mSettings.writeLPr(); 1524 mDirtyUsers.clear(); 1525 } 1526 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1527 } break; 1528 case WRITE_PACKAGE_RESTRICTIONS: { 1529 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1530 synchronized (mPackages) { 1531 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1532 for (int userId : mDirtyUsers) { 1533 mSettings.writePackageRestrictionsLPr(userId); 1534 } 1535 mDirtyUsers.clear(); 1536 } 1537 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1538 } break; 1539 case CHECK_PENDING_VERIFICATION: { 1540 final int verificationId = msg.arg1; 1541 final PackageVerificationState state = mPendingVerification.get(verificationId); 1542 1543 if ((state != null) && !state.timeoutExtended()) { 1544 final InstallArgs args = state.getInstallArgs(); 1545 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1546 1547 Slog.i(TAG, "Verification timed out for " + originUri); 1548 mPendingVerification.remove(verificationId); 1549 1550 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1551 1552 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1553 Slog.i(TAG, "Continuing with installation of " + originUri); 1554 state.setVerifierResponse(Binder.getCallingUid(), 1555 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1556 broadcastPackageVerified(verificationId, originUri, 1557 PackageManager.VERIFICATION_ALLOW, 1558 state.getInstallArgs().getUser()); 1559 try { 1560 ret = args.copyApk(mContainerService, true); 1561 } catch (RemoteException e) { 1562 Slog.e(TAG, "Could not contact the ContainerService"); 1563 } 1564 } else { 1565 broadcastPackageVerified(verificationId, originUri, 1566 PackageManager.VERIFICATION_REJECT, 1567 state.getInstallArgs().getUser()); 1568 } 1569 1570 Trace.asyncTraceEnd( 1571 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1572 1573 processPendingInstall(args, ret); 1574 mHandler.sendEmptyMessage(MCS_UNBIND); 1575 } 1576 break; 1577 } 1578 case PACKAGE_VERIFIED: { 1579 final int verificationId = msg.arg1; 1580 1581 final PackageVerificationState state = mPendingVerification.get(verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1584 break; 1585 } 1586 1587 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1588 1589 state.setVerifierResponse(response.callerUid, response.code); 1590 1591 if (state.isVerificationComplete()) { 1592 mPendingVerification.remove(verificationId); 1593 1594 final InstallArgs args = state.getInstallArgs(); 1595 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1596 1597 int ret; 1598 if (state.isInstallAllowed()) { 1599 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1600 broadcastPackageVerified(verificationId, originUri, 1601 response.code, state.getInstallArgs().getUser()); 1602 try { 1603 ret = args.copyApk(mContainerService, true); 1604 } catch (RemoteException e) { 1605 Slog.e(TAG, "Could not contact the ContainerService"); 1606 } 1607 } else { 1608 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1609 } 1610 1611 Trace.asyncTraceEnd( 1612 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1613 1614 processPendingInstall(args, ret); 1615 mHandler.sendEmptyMessage(MCS_UNBIND); 1616 } 1617 1618 break; 1619 } 1620 case START_INTENT_FILTER_VERIFICATIONS: { 1621 IFVerificationParams params = (IFVerificationParams) msg.obj; 1622 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1623 params.replacing, params.pkg); 1624 break; 1625 } 1626 case INTENT_FILTER_VERIFIED: { 1627 final int verificationId = msg.arg1; 1628 1629 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1630 verificationId); 1631 if (state == null) { 1632 Slog.w(TAG, "Invalid IntentFilter verification token " 1633 + verificationId + " received"); 1634 break; 1635 } 1636 1637 final int userId = state.getUserId(); 1638 1639 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1640 "Processing IntentFilter verification with token:" 1641 + verificationId + " and userId:" + userId); 1642 1643 final IntentFilterVerificationResponse response = 1644 (IntentFilterVerificationResponse) msg.obj; 1645 1646 state.setVerifierResponse(response.callerUid, response.code); 1647 1648 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1649 "IntentFilter verification with token:" + verificationId 1650 + " and userId:" + userId 1651 + " is settings verifier response with response code:" 1652 + response.code); 1653 1654 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1655 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1656 + response.getFailedDomainsString()); 1657 } 1658 1659 if (state.isVerificationComplete()) { 1660 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1661 } else { 1662 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1663 "IntentFilter verification with token:" + verificationId 1664 + " was not said to be complete"); 1665 } 1666 1667 break; 1668 } 1669 } 1670 } 1671 } 1672 1673 private StorageEventListener mStorageListener = new StorageEventListener() { 1674 @Override 1675 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1676 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1677 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1678 final String volumeUuid = vol.getFsUuid(); 1679 1680 // Clean up any users or apps that were removed or recreated 1681 // while this volume was missing 1682 reconcileUsers(volumeUuid); 1683 reconcileApps(volumeUuid); 1684 1685 // Clean up any install sessions that expired or were 1686 // cancelled while this volume was missing 1687 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1688 1689 loadPrivatePackages(vol); 1690 1691 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1692 unloadPrivatePackages(vol); 1693 } 1694 } 1695 1696 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1697 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1698 updateExternalMediaStatus(true, false); 1699 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1700 updateExternalMediaStatus(false, false); 1701 } 1702 } 1703 } 1704 1705 @Override 1706 public void onVolumeForgotten(String fsUuid) { 1707 if (TextUtils.isEmpty(fsUuid)) { 1708 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1709 return; 1710 } 1711 1712 // Remove any apps installed on the forgotten volume 1713 synchronized (mPackages) { 1714 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1715 for (PackageSetting ps : packages) { 1716 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1717 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1718 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1719 } 1720 1721 mSettings.onVolumeForgotten(fsUuid); 1722 mSettings.writeLPr(); 1723 } 1724 } 1725 }; 1726 1727 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1728 String[] grantedPermissions) { 1729 if (userId >= UserHandle.USER_SYSTEM) { 1730 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1731 } else if (userId == UserHandle.USER_ALL) { 1732 final int[] userIds; 1733 synchronized (mPackages) { 1734 userIds = UserManagerService.getInstance().getUserIds(); 1735 } 1736 for (int someUserId : userIds) { 1737 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1738 } 1739 } 1740 1741 // We could have touched GID membership, so flush out packages.list 1742 synchronized (mPackages) { 1743 mSettings.writePackageListLPr(); 1744 } 1745 } 1746 1747 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1748 String[] grantedPermissions) { 1749 SettingBase sb = (SettingBase) pkg.mExtras; 1750 if (sb == null) { 1751 return; 1752 } 1753 1754 PermissionsState permissionsState = sb.getPermissionsState(); 1755 1756 for (String permission : pkg.requestedPermissions) { 1757 BasePermission bp = mSettings.mPermissions.get(permission); 1758 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1759 || ArrayUtils.contains(grantedPermissions, permission))) { 1760 permissionsState.grantRuntimePermission(bp, userId); 1761 } 1762 } 1763 } 1764 1765 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1766 Bundle extras = null; 1767 switch (res.returnCode) { 1768 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1769 extras = new Bundle(); 1770 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1771 res.origPermission); 1772 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1773 res.origPackage); 1774 break; 1775 } 1776 case PackageManager.INSTALL_SUCCEEDED: { 1777 extras = new Bundle(); 1778 extras.putBoolean(Intent.EXTRA_REPLACING, 1779 res.removedInfo != null && res.removedInfo.removedPackage != null); 1780 break; 1781 } 1782 } 1783 return extras; 1784 } 1785 1786 void scheduleWriteSettingsLocked() { 1787 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1788 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1789 } 1790 } 1791 1792 void scheduleWritePackageRestrictionsLocked(int userId) { 1793 if (!sUserManager.exists(userId)) return; 1794 mDirtyUsers.add(userId); 1795 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1796 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1797 } 1798 } 1799 1800 public static PackageManagerService main(Context context, Installer installer, 1801 boolean factoryTest, boolean onlyCore) { 1802 PackageManagerService m = new PackageManagerService(context, installer, 1803 factoryTest, onlyCore); 1804 ServiceManager.addService("package", m); 1805 return m; 1806 } 1807 1808 static String[] splitString(String str, char sep) { 1809 int count = 1; 1810 int i = 0; 1811 while ((i=str.indexOf(sep, i)) >= 0) { 1812 count++; 1813 i++; 1814 } 1815 1816 String[] res = new String[count]; 1817 i=0; 1818 count = 0; 1819 int lastI=0; 1820 while ((i=str.indexOf(sep, i)) >= 0) { 1821 res[count] = str.substring(lastI, i); 1822 count++; 1823 i++; 1824 lastI = i; 1825 } 1826 res[count] = str.substring(lastI, str.length()); 1827 return res; 1828 } 1829 1830 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1831 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1832 Context.DISPLAY_SERVICE); 1833 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1834 } 1835 1836 public PackageManagerService(Context context, Installer installer, 1837 boolean factoryTest, boolean onlyCore) { 1838 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1839 SystemClock.uptimeMillis()); 1840 1841 if (mSdkVersion <= 0) { 1842 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1843 } 1844 1845 mContext = context; 1846 mFactoryTest = factoryTest; 1847 mOnlyCore = onlyCore; 1848 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1849 mMetrics = new DisplayMetrics(); 1850 mSettings = new Settings(mPackages); 1851 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1852 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1853 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1854 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1855 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1856 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1857 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1858 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1859 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1860 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1861 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1862 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1863 1864 // TODO: add a property to control this? 1865 long dexOptLRUThresholdInMinutes; 1866 if (mLazyDexOpt) { 1867 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1868 } else { 1869 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1870 } 1871 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1872 1873 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1874 if (separateProcesses != null && separateProcesses.length() > 0) { 1875 if ("*".equals(separateProcesses)) { 1876 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1877 mSeparateProcesses = null; 1878 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1879 } else { 1880 mDefParseFlags = 0; 1881 mSeparateProcesses = separateProcesses.split(","); 1882 Slog.w(TAG, "Running with debug.separate_processes: " 1883 + separateProcesses); 1884 } 1885 } else { 1886 mDefParseFlags = 0; 1887 mSeparateProcesses = null; 1888 } 1889 1890 mInstaller = installer; 1891 mPackageDexOptimizer = new PackageDexOptimizer(this); 1892 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1893 1894 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1895 FgThread.get().getLooper()); 1896 1897 getDefaultDisplayMetrics(context, mMetrics); 1898 1899 SystemConfig systemConfig = SystemConfig.getInstance(); 1900 mGlobalGids = systemConfig.getGlobalGids(); 1901 mSystemPermissions = systemConfig.getSystemPermissions(); 1902 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1903 1904 synchronized (mInstallLock) { 1905 // writer 1906 synchronized (mPackages) { 1907 mHandlerThread = new ServiceThread(TAG, 1908 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1909 mHandlerThread.start(); 1910 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1911 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1912 1913 File dataDir = Environment.getDataDirectory(); 1914 mAppDataDir = new File(dataDir, "data"); 1915 mAppInstallDir = new File(dataDir, "app"); 1916 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1917 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1918 mUserAppDataDir = new File(dataDir, "user"); 1919 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1920 1921 sUserManager = new UserManagerService(context, this, 1922 mInstallLock, mPackages); 1923 1924 // Propagate permission configuration in to package manager. 1925 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1926 = systemConfig.getPermissions(); 1927 for (int i=0; i<permConfig.size(); i++) { 1928 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1929 BasePermission bp = mSettings.mPermissions.get(perm.name); 1930 if (bp == null) { 1931 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1932 mSettings.mPermissions.put(perm.name, bp); 1933 } 1934 if (perm.gids != null) { 1935 bp.setGids(perm.gids, perm.perUser); 1936 } 1937 } 1938 1939 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1940 for (int i=0; i<libConfig.size(); i++) { 1941 mSharedLibraries.put(libConfig.keyAt(i), 1942 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1943 } 1944 1945 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1946 1947 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1948 1949 String customResolverActivity = Resources.getSystem().getString( 1950 R.string.config_customResolverActivity); 1951 if (TextUtils.isEmpty(customResolverActivity)) { 1952 customResolverActivity = null; 1953 } else { 1954 mCustomResolverComponentName = ComponentName.unflattenFromString( 1955 customResolverActivity); 1956 } 1957 1958 long startTime = SystemClock.uptimeMillis(); 1959 1960 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1961 startTime); 1962 1963 // Set flag to monitor and not change apk file paths when 1964 // scanning install directories. 1965 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1966 1967 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1968 1969 /** 1970 * Add everything in the in the boot class path to the 1971 * list of process files because dexopt will have been run 1972 * if necessary during zygote startup. 1973 */ 1974 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1975 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1976 1977 if (bootClassPath != null) { 1978 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1979 for (String element : bootClassPathElements) { 1980 alreadyDexOpted.add(element); 1981 } 1982 } else { 1983 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1984 } 1985 1986 if (systemServerClassPath != null) { 1987 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1988 for (String element : systemServerClassPathElements) { 1989 alreadyDexOpted.add(element); 1990 } 1991 } else { 1992 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1993 } 1994 1995 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1996 final String[] dexCodeInstructionSets = 1997 getDexCodeInstructionSets( 1998 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1999 2000 /** 2001 * Ensure all external libraries have had dexopt run on them. 2002 */ 2003 if (mSharedLibraries.size() > 0) { 2004 // NOTE: For now, we're compiling these system "shared libraries" 2005 // (and framework jars) into all available architectures. It's possible 2006 // to compile them only when we come across an app that uses them (there's 2007 // already logic for that in scanPackageLI) but that adds some complexity. 2008 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2009 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2010 final String lib = libEntry.path; 2011 if (lib == null) { 2012 continue; 2013 } 2014 2015 try { 2016 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2017 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2018 alreadyDexOpted.add(lib); 2019 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2020 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2021 } 2022 } catch (FileNotFoundException e) { 2023 Slog.w(TAG, "Library not found: " + lib); 2024 } catch (IOException e) { 2025 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2026 + e.getMessage()); 2027 } 2028 } 2029 } 2030 } 2031 2032 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2033 2034 // Gross hack for now: we know this file doesn't contain any 2035 // code, so don't dexopt it to avoid the resulting log spew. 2036 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2037 2038 // Gross hack for now: we know this file is only part of 2039 // the boot class path for art, so don't dexopt it to 2040 // avoid the resulting log spew. 2041 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2042 2043 /** 2044 * There are a number of commands implemented in Java, which 2045 * we currently need to do the dexopt on so that they can be 2046 * run from a non-root shell. 2047 */ 2048 String[] frameworkFiles = frameworkDir.list(); 2049 if (frameworkFiles != null) { 2050 // TODO: We could compile these only for the most preferred ABI. We should 2051 // first double check that the dex files for these commands are not referenced 2052 // by other system apps. 2053 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2054 for (int i=0; i<frameworkFiles.length; i++) { 2055 File libPath = new File(frameworkDir, frameworkFiles[i]); 2056 String path = libPath.getPath(); 2057 // Skip the file if we already did it. 2058 if (alreadyDexOpted.contains(path)) { 2059 continue; 2060 } 2061 // Skip the file if it is not a type we want to dexopt. 2062 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2063 continue; 2064 } 2065 try { 2066 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2067 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2068 mInstaller.dexopt(path, Process.SYSTEM_UID, dexCodeInstructionSet, 2069 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2070 } 2071 } catch (FileNotFoundException e) { 2072 Slog.w(TAG, "Jar not found: " + path); 2073 } catch (IOException e) { 2074 Slog.w(TAG, "Exception reading jar: " + path, e); 2075 } 2076 } 2077 } 2078 } 2079 2080 final VersionInfo ver = mSettings.getInternalVersion(); 2081 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2082 // when upgrading from pre-M, promote system app permissions from install to runtime 2083 mPromoteSystemApps = 2084 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2085 2086 // save off the names of pre-existing system packages prior to scanning; we don't 2087 // want to automatically grant runtime permissions for new system apps 2088 if (mPromoteSystemApps) { 2089 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2090 while (pkgSettingIter.hasNext()) { 2091 PackageSetting ps = pkgSettingIter.next(); 2092 if (isSystemApp(ps)) { 2093 mExistingSystemPackages.add(ps.name); 2094 } 2095 } 2096 } 2097 2098 // Collect vendor overlay packages. 2099 // (Do this before scanning any apps.) 2100 // For security and version matching reason, only consider 2101 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2102 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2103 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2104 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2105 2106 // Find base frameworks (resource packages without code). 2107 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2108 | PackageParser.PARSE_IS_SYSTEM_DIR 2109 | PackageParser.PARSE_IS_PRIVILEGED, 2110 scanFlags | SCAN_NO_DEX, 0); 2111 2112 // Collected privileged system packages. 2113 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2114 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2115 | PackageParser.PARSE_IS_SYSTEM_DIR 2116 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2117 2118 // Collect ordinary system packages. 2119 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2120 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2121 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2122 2123 // Collect all vendor packages. 2124 File vendorAppDir = new File("/vendor/app"); 2125 try { 2126 vendorAppDir = vendorAppDir.getCanonicalFile(); 2127 } catch (IOException e) { 2128 // failed to look up canonical path, continue with original one 2129 } 2130 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2131 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2132 2133 // Collect all OEM packages. 2134 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2135 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2136 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2137 2138 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2139 mInstaller.moveFiles(); 2140 2141 // Prune any system packages that no longer exist. 2142 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2143 if (!mOnlyCore) { 2144 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2145 while (psit.hasNext()) { 2146 PackageSetting ps = psit.next(); 2147 2148 /* 2149 * If this is not a system app, it can't be a 2150 * disable system app. 2151 */ 2152 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2153 continue; 2154 } 2155 2156 /* 2157 * If the package is scanned, it's not erased. 2158 */ 2159 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2160 if (scannedPkg != null) { 2161 /* 2162 * If the system app is both scanned and in the 2163 * disabled packages list, then it must have been 2164 * added via OTA. Remove it from the currently 2165 * scanned package so the previously user-installed 2166 * application can be scanned. 2167 */ 2168 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2169 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2170 + ps.name + "; removing system app. Last known codePath=" 2171 + ps.codePathString + ", installStatus=" + ps.installStatus 2172 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2173 + scannedPkg.mVersionCode); 2174 removePackageLI(ps, true); 2175 mExpectingBetter.put(ps.name, ps.codePath); 2176 } 2177 2178 continue; 2179 } 2180 2181 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2182 psit.remove(); 2183 logCriticalInfo(Log.WARN, "System package " + ps.name 2184 + " no longer exists; wiping its data"); 2185 removeDataDirsLI(null, ps.name); 2186 } else { 2187 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2188 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2189 possiblyDeletedUpdatedSystemApps.add(ps.name); 2190 } 2191 } 2192 } 2193 } 2194 2195 //look for any incomplete package installations 2196 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2197 //clean up list 2198 for(int i = 0; i < deletePkgsList.size(); i++) { 2199 //clean up here 2200 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2201 } 2202 //delete tmp files 2203 deleteTempPackageFiles(); 2204 2205 // Remove any shared userIDs that have no associated packages 2206 mSettings.pruneSharedUsersLPw(); 2207 2208 if (!mOnlyCore) { 2209 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2210 SystemClock.uptimeMillis()); 2211 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2212 2213 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2214 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2215 2216 /** 2217 * Remove disable package settings for any updated system 2218 * apps that were removed via an OTA. If they're not a 2219 * previously-updated app, remove them completely. 2220 * Otherwise, just revoke their system-level permissions. 2221 */ 2222 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2223 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2224 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2225 2226 String msg; 2227 if (deletedPkg == null) { 2228 msg = "Updated system package " + deletedAppName 2229 + " no longer exists; wiping its data"; 2230 removeDataDirsLI(null, deletedAppName); 2231 } else { 2232 msg = "Updated system app + " + deletedAppName 2233 + " no longer present; removing system privileges for " 2234 + deletedAppName; 2235 2236 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2237 2238 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2239 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2240 } 2241 logCriticalInfo(Log.WARN, msg); 2242 } 2243 2244 /** 2245 * Make sure all system apps that we expected to appear on 2246 * the userdata partition actually showed up. If they never 2247 * appeared, crawl back and revive the system version. 2248 */ 2249 for (int i = 0; i < mExpectingBetter.size(); i++) { 2250 final String packageName = mExpectingBetter.keyAt(i); 2251 if (!mPackages.containsKey(packageName)) { 2252 final File scanFile = mExpectingBetter.valueAt(i); 2253 2254 logCriticalInfo(Log.WARN, "Expected better " + packageName 2255 + " but never showed up; reverting to system"); 2256 2257 final int reparseFlags; 2258 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2259 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2260 | PackageParser.PARSE_IS_SYSTEM_DIR 2261 | PackageParser.PARSE_IS_PRIVILEGED; 2262 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR; 2268 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2269 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2270 | PackageParser.PARSE_IS_SYSTEM_DIR; 2271 } else { 2272 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2273 continue; 2274 } 2275 2276 mSettings.enableSystemPackageLPw(packageName); 2277 2278 try { 2279 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, UserHandle.SYSTEM); 2280 } catch (PackageManagerException e) { 2281 Slog.e(TAG, "Failed to parse original system package: " 2282 + e.getMessage()); 2283 } 2284 } 2285 } 2286 } 2287 mExpectingBetter.clear(); 2288 2289 // Now that we know all of the shared libraries, update all clients to have 2290 // the correct library paths. 2291 updateAllSharedLibrariesLPw(); 2292 2293 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2294 // NOTE: We ignore potential failures here during a system scan (like 2295 // the rest of the commands above) because there's precious little we 2296 // can do about it. A settings error is reported, though. 2297 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2298 false /* force dexopt */, false /* defer dexopt */, 2299 false /* boot complete */); 2300 } 2301 2302 // Now that we know all the packages we are keeping, 2303 // read and update their last usage times. 2304 mPackageUsage.readLP(); 2305 2306 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2307 SystemClock.uptimeMillis()); 2308 Slog.i(TAG, "Time to scan packages: " 2309 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2310 + " seconds"); 2311 2312 // If the platform SDK has changed since the last time we booted, 2313 // we need to re-grant app permission to catch any new ones that 2314 // appear. This is really a hack, and means that apps can in some 2315 // cases get permissions that the user didn't initially explicitly 2316 // allow... it would be nice to have some better way to handle 2317 // this situation. 2318 int updateFlags = UPDATE_PERMISSIONS_ALL; 2319 if (ver.sdkVersion != mSdkVersion) { 2320 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2321 + mSdkVersion + "; regranting permissions for internal storage"); 2322 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2323 } 2324 updatePermissionsLPw(null, null, updateFlags); 2325 ver.sdkVersion = mSdkVersion; 2326 2327 // If this is the first boot or an update from pre-M, and it is a normal 2328 // boot, then we need to initialize the default preferred apps across 2329 // all defined users. 2330 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2331 for (UserInfo user : sUserManager.getUsers(true)) { 2332 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2333 applyFactoryDefaultBrowserLPw(user.id); 2334 primeDomainVerificationsLPw(user.id); 2335 } 2336 } 2337 2338 // If this is first boot after an OTA, and a normal boot, then 2339 // we need to clear code cache directories. 2340 if (mIsUpgrade && !onlyCore) { 2341 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2342 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2343 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2344 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2345 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2346 } 2347 } 2348 ver.fingerprint = Build.FINGERPRINT; 2349 } 2350 2351 checkDefaultBrowser(); 2352 2353 // clear only after permissions and other defaults have been updated 2354 mExistingSystemPackages.clear(); 2355 mPromoteSystemApps = false; 2356 2357 // All the changes are done during package scanning. 2358 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2359 2360 // can downgrade to reader 2361 mSettings.writeLPr(); 2362 2363 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2364 SystemClock.uptimeMillis()); 2365 2366 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2367 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2368 2369 mInstallerService = new PackageInstallerService(context, this); 2370 2371 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2372 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2373 mIntentFilterVerifierComponent); 2374 2375 } // synchronized (mPackages) 2376 } // synchronized (mInstallLock) 2377 2378 // Now after opening every single application zip, make sure they 2379 // are all flushed. Not really needed, but keeps things nice and 2380 // tidy. 2381 Runtime.getRuntime().gc(); 2382 2383 // Expose private service for system components to use. 2384 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2385 } 2386 2387 @Override 2388 public boolean isFirstBoot() { 2389 return !mRestoredSettings; 2390 } 2391 2392 @Override 2393 public boolean isOnlyCoreApps() { 2394 return mOnlyCore; 2395 } 2396 2397 @Override 2398 public boolean isUpgrade() { 2399 return mIsUpgrade; 2400 } 2401 2402 private String getRequiredVerifierLPr() { 2403 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2404 // We only care about verifier that's installed under system user. 2405 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2406 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2407 2408 String requiredVerifier = null; 2409 2410 final int N = receivers.size(); 2411 for (int i = 0; i < N; i++) { 2412 final ResolveInfo info = receivers.get(i); 2413 2414 if (info.activityInfo == null) { 2415 continue; 2416 } 2417 2418 final String packageName = info.activityInfo.packageName; 2419 2420 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2421 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2422 continue; 2423 } 2424 2425 if (requiredVerifier != null) { 2426 throw new RuntimeException("There can be only one required verifier"); 2427 } 2428 2429 requiredVerifier = packageName; 2430 } 2431 2432 return requiredVerifier; 2433 } 2434 2435 private String getRequiredInstallerLPr() { 2436 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2437 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2438 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2439 2440 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2441 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2442 2443 String requiredInstaller = null; 2444 2445 final int N = installers.size(); 2446 for (int i = 0; i < N; i++) { 2447 final ResolveInfo info = installers.get(i); 2448 final String packageName = info.activityInfo.packageName; 2449 2450 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2451 continue; 2452 } 2453 2454 if (requiredInstaller != null) { 2455 throw new RuntimeException("There must be one required installer"); 2456 } 2457 2458 requiredInstaller = packageName; 2459 } 2460 2461 if (requiredInstaller == null) { 2462 throw new RuntimeException("There must be one required installer"); 2463 } 2464 2465 return requiredInstaller; 2466 } 2467 2468 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2469 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2470 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2471 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2472 2473 ComponentName verifierComponentName = null; 2474 2475 int priority = -1000; 2476 final int N = receivers.size(); 2477 for (int i = 0; i < N; i++) { 2478 final ResolveInfo info = receivers.get(i); 2479 2480 if (info.activityInfo == null) { 2481 continue; 2482 } 2483 2484 final String packageName = info.activityInfo.packageName; 2485 2486 final PackageSetting ps = mSettings.mPackages.get(packageName); 2487 if (ps == null) { 2488 continue; 2489 } 2490 2491 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2492 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2493 continue; 2494 } 2495 2496 // Select the IntentFilterVerifier with the highest priority 2497 if (priority < info.priority) { 2498 priority = info.priority; 2499 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2500 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2501 + verifierComponentName + " with priority: " + info.priority); 2502 } 2503 } 2504 2505 return verifierComponentName; 2506 } 2507 2508 private void primeDomainVerificationsLPw(int userId) { 2509 if (DEBUG_DOMAIN_VERIFICATION) { 2510 Slog.d(TAG, "Priming domain verifications in user " + userId); 2511 } 2512 2513 SystemConfig systemConfig = SystemConfig.getInstance(); 2514 ArraySet<String> packages = systemConfig.getLinkedApps(); 2515 ArraySet<String> domains = new ArraySet<String>(); 2516 2517 for (String packageName : packages) { 2518 PackageParser.Package pkg = mPackages.get(packageName); 2519 if (pkg != null) { 2520 if (!pkg.isSystemApp()) { 2521 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2522 continue; 2523 } 2524 2525 domains.clear(); 2526 for (PackageParser.Activity a : pkg.activities) { 2527 for (ActivityIntentInfo filter : a.intents) { 2528 if (hasValidDomains(filter)) { 2529 domains.addAll(filter.getHostsList()); 2530 } 2531 } 2532 } 2533 2534 if (domains.size() > 0) { 2535 if (DEBUG_DOMAIN_VERIFICATION) { 2536 Slog.v(TAG, " + " + packageName); 2537 } 2538 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2539 // state w.r.t. the formal app-linkage "no verification attempted" state; 2540 // and then 'always' in the per-user state actually used for intent resolution. 2541 final IntentFilterVerificationInfo ivi; 2542 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2543 new ArrayList<String>(domains)); 2544 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2545 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2546 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2547 } else { 2548 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2549 + "' does not handle web links"); 2550 } 2551 } else { 2552 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2553 } 2554 } 2555 2556 scheduleWritePackageRestrictionsLocked(userId); 2557 scheduleWriteSettingsLocked(); 2558 } 2559 2560 private void applyFactoryDefaultBrowserLPw(int userId) { 2561 // The default browser app's package name is stored in a string resource, 2562 // with a product-specific overlay used for vendor customization. 2563 String browserPkg = mContext.getResources().getString( 2564 com.android.internal.R.string.default_browser); 2565 if (!TextUtils.isEmpty(browserPkg)) { 2566 // non-empty string => required to be a known package 2567 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2568 if (ps == null) { 2569 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2570 browserPkg = null; 2571 } else { 2572 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2573 } 2574 } 2575 2576 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2577 // default. If there's more than one, just leave everything alone. 2578 if (browserPkg == null) { 2579 calculateDefaultBrowserLPw(userId); 2580 } 2581 } 2582 2583 private void calculateDefaultBrowserLPw(int userId) { 2584 List<String> allBrowsers = resolveAllBrowserApps(userId); 2585 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2586 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2587 } 2588 2589 private List<String> resolveAllBrowserApps(int userId) { 2590 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2591 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2592 PackageManager.MATCH_ALL, userId); 2593 2594 final int count = list.size(); 2595 List<String> result = new ArrayList<String>(count); 2596 for (int i=0; i<count; i++) { 2597 ResolveInfo info = list.get(i); 2598 if (info.activityInfo == null 2599 || !info.handleAllWebDataURI 2600 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2601 || result.contains(info.activityInfo.packageName)) { 2602 continue; 2603 } 2604 result.add(info.activityInfo.packageName); 2605 } 2606 2607 return result; 2608 } 2609 2610 private boolean packageIsBrowser(String packageName, int userId) { 2611 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2612 PackageManager.MATCH_ALL, userId); 2613 final int N = list.size(); 2614 for (int i = 0; i < N; i++) { 2615 ResolveInfo info = list.get(i); 2616 if (packageName.equals(info.activityInfo.packageName)) { 2617 return true; 2618 } 2619 } 2620 return false; 2621 } 2622 2623 private void checkDefaultBrowser() { 2624 final int myUserId = UserHandle.myUserId(); 2625 final String packageName = getDefaultBrowserPackageName(myUserId); 2626 if (packageName != null) { 2627 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2628 if (info == null) { 2629 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2630 synchronized (mPackages) { 2631 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2632 } 2633 } 2634 } 2635 } 2636 2637 @Override 2638 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2639 throws RemoteException { 2640 try { 2641 return super.onTransact(code, data, reply, flags); 2642 } catch (RuntimeException e) { 2643 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2644 Slog.wtf(TAG, "Package Manager Crash", e); 2645 } 2646 throw e; 2647 } 2648 } 2649 2650 void cleanupInstallFailedPackage(PackageSetting ps) { 2651 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2652 2653 removeDataDirsLI(ps.volumeUuid, ps.name); 2654 if (ps.codePath != null) { 2655 if (ps.codePath.isDirectory()) { 2656 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2657 } else { 2658 ps.codePath.delete(); 2659 } 2660 } 2661 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2662 if (ps.resourcePath.isDirectory()) { 2663 FileUtils.deleteContents(ps.resourcePath); 2664 } 2665 ps.resourcePath.delete(); 2666 } 2667 mSettings.removePackageLPw(ps.name); 2668 } 2669 2670 static int[] appendInts(int[] cur, int[] add) { 2671 if (add == null) return cur; 2672 if (cur == null) return add; 2673 final int N = add.length; 2674 for (int i=0; i<N; i++) { 2675 cur = appendInt(cur, add[i]); 2676 } 2677 return cur; 2678 } 2679 2680 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2681 if (!sUserManager.exists(userId)) return null; 2682 final PackageSetting ps = (PackageSetting) p.mExtras; 2683 if (ps == null) { 2684 return null; 2685 } 2686 2687 final PermissionsState permissionsState = ps.getPermissionsState(); 2688 2689 final int[] gids = permissionsState.computeGids(userId); 2690 final Set<String> permissions = permissionsState.getPermissions(userId); 2691 final PackageUserState state = ps.readUserState(userId); 2692 2693 return PackageParser.generatePackageInfo(p, gids, flags, 2694 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2695 } 2696 2697 @Override 2698 public boolean isPackageFrozen(String packageName) { 2699 synchronized (mPackages) { 2700 final PackageSetting ps = mSettings.mPackages.get(packageName); 2701 if (ps != null) { 2702 return ps.frozen; 2703 } 2704 } 2705 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2706 return true; 2707 } 2708 2709 @Override 2710 public boolean isPackageAvailable(String packageName, int userId) { 2711 if (!sUserManager.exists(userId)) return false; 2712 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2713 synchronized (mPackages) { 2714 PackageParser.Package p = mPackages.get(packageName); 2715 if (p != null) { 2716 final PackageSetting ps = (PackageSetting) p.mExtras; 2717 if (ps != null) { 2718 final PackageUserState state = ps.readUserState(userId); 2719 if (state != null) { 2720 return PackageParser.isAvailable(state); 2721 } 2722 } 2723 } 2724 } 2725 return false; 2726 } 2727 2728 @Override 2729 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2730 if (!sUserManager.exists(userId)) return null; 2731 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2732 // reader 2733 synchronized (mPackages) { 2734 PackageParser.Package p = mPackages.get(packageName); 2735 if (DEBUG_PACKAGE_INFO) 2736 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2737 if (p != null) { 2738 return generatePackageInfo(p, flags, userId); 2739 } 2740 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2741 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2742 } 2743 } 2744 return null; 2745 } 2746 2747 @Override 2748 public String[] currentToCanonicalPackageNames(String[] names) { 2749 String[] out = new String[names.length]; 2750 // reader 2751 synchronized (mPackages) { 2752 for (int i=names.length-1; i>=0; i--) { 2753 PackageSetting ps = mSettings.mPackages.get(names[i]); 2754 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2755 } 2756 } 2757 return out; 2758 } 2759 2760 @Override 2761 public String[] canonicalToCurrentPackageNames(String[] names) { 2762 String[] out = new String[names.length]; 2763 // reader 2764 synchronized (mPackages) { 2765 for (int i=names.length-1; i>=0; i--) { 2766 String cur = mSettings.mRenamedPackages.get(names[i]); 2767 out[i] = cur != null ? cur : names[i]; 2768 } 2769 } 2770 return out; 2771 } 2772 2773 @Override 2774 public int getPackageUid(String packageName, int userId) { 2775 if (!sUserManager.exists(userId)) return -1; 2776 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2777 2778 // reader 2779 synchronized (mPackages) { 2780 PackageParser.Package p = mPackages.get(packageName); 2781 if(p != null) { 2782 return UserHandle.getUid(userId, p.applicationInfo.uid); 2783 } 2784 PackageSetting ps = mSettings.mPackages.get(packageName); 2785 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2786 return -1; 2787 } 2788 return UserHandle.getUid(userId, ps.pkg.applicationInfo.uid); 2789 } 2790 } 2791 2792 @Override 2793 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2794 if (!sUserManager.exists(userId)) { 2795 return null; 2796 } 2797 2798 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2799 "getPackageGids"); 2800 2801 // reader 2802 synchronized (mPackages) { 2803 PackageParser.Package p = mPackages.get(packageName); 2804 if (DEBUG_PACKAGE_INFO) { 2805 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2806 } 2807 if (p != null) { 2808 PackageSetting ps = (PackageSetting) p.mExtras; 2809 return ps.getPermissionsState().computeGids(userId); 2810 } 2811 } 2812 2813 return null; 2814 } 2815 2816 static PermissionInfo generatePermissionInfo( 2817 BasePermission bp, int flags) { 2818 if (bp.perm != null) { 2819 return PackageParser.generatePermissionInfo(bp.perm, flags); 2820 } 2821 PermissionInfo pi = new PermissionInfo(); 2822 pi.name = bp.name; 2823 pi.packageName = bp.sourcePackage; 2824 pi.nonLocalizedLabel = bp.name; 2825 pi.protectionLevel = bp.protectionLevel; 2826 return pi; 2827 } 2828 2829 @Override 2830 public PermissionInfo getPermissionInfo(String name, int flags) { 2831 // reader 2832 synchronized (mPackages) { 2833 final BasePermission p = mSettings.mPermissions.get(name); 2834 if (p != null) { 2835 return generatePermissionInfo(p, flags); 2836 } 2837 return null; 2838 } 2839 } 2840 2841 @Override 2842 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2843 // reader 2844 synchronized (mPackages) { 2845 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2846 for (BasePermission p : mSettings.mPermissions.values()) { 2847 if (group == null) { 2848 if (p.perm == null || p.perm.info.group == null) { 2849 out.add(generatePermissionInfo(p, flags)); 2850 } 2851 } else { 2852 if (p.perm != null && group.equals(p.perm.info.group)) { 2853 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2854 } 2855 } 2856 } 2857 2858 if (out.size() > 0) { 2859 return out; 2860 } 2861 return mPermissionGroups.containsKey(group) ? out : null; 2862 } 2863 } 2864 2865 @Override 2866 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2867 // reader 2868 synchronized (mPackages) { 2869 return PackageParser.generatePermissionGroupInfo( 2870 mPermissionGroups.get(name), flags); 2871 } 2872 } 2873 2874 @Override 2875 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2876 // reader 2877 synchronized (mPackages) { 2878 final int N = mPermissionGroups.size(); 2879 ArrayList<PermissionGroupInfo> out 2880 = new ArrayList<PermissionGroupInfo>(N); 2881 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2882 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2883 } 2884 return out; 2885 } 2886 } 2887 2888 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2889 int userId) { 2890 if (!sUserManager.exists(userId)) return null; 2891 PackageSetting ps = mSettings.mPackages.get(packageName); 2892 if (ps != null) { 2893 if (ps.pkg == null) { 2894 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2895 flags, userId); 2896 if (pInfo != null) { 2897 return pInfo.applicationInfo; 2898 } 2899 return null; 2900 } 2901 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2902 ps.readUserState(userId), userId); 2903 } 2904 return null; 2905 } 2906 2907 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2908 int userId) { 2909 if (!sUserManager.exists(userId)) return null; 2910 PackageSetting ps = mSettings.mPackages.get(packageName); 2911 if (ps != null) { 2912 PackageParser.Package pkg = ps.pkg; 2913 if (pkg == null) { 2914 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2915 return null; 2916 } 2917 // Only data remains, so we aren't worried about code paths 2918 pkg = new PackageParser.Package(packageName); 2919 pkg.applicationInfo.packageName = packageName; 2920 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2921 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2922 pkg.applicationInfo.dataDir = Environment 2923 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2924 .getAbsolutePath(); 2925 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2926 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2927 } 2928 return generatePackageInfo(pkg, flags, userId); 2929 } 2930 return null; 2931 } 2932 2933 @Override 2934 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2935 if (!sUserManager.exists(userId)) return null; 2936 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2937 // writer 2938 synchronized (mPackages) { 2939 PackageParser.Package p = mPackages.get(packageName); 2940 if (DEBUG_PACKAGE_INFO) Log.v( 2941 TAG, "getApplicationInfo " + packageName 2942 + ": " + p); 2943 if (p != null) { 2944 PackageSetting ps = mSettings.mPackages.get(packageName); 2945 if (ps == null) return null; 2946 // Note: isEnabledLP() does not apply here - always return info 2947 return PackageParser.generateApplicationInfo( 2948 p, flags, ps.readUserState(userId), userId); 2949 } 2950 if ("android".equals(packageName)||"system".equals(packageName)) { 2951 return mAndroidApplication; 2952 } 2953 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2954 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2955 } 2956 } 2957 return null; 2958 } 2959 2960 @Override 2961 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2962 final IPackageDataObserver observer) { 2963 mContext.enforceCallingOrSelfPermission( 2964 android.Manifest.permission.CLEAR_APP_CACHE, null); 2965 // Queue up an async operation since clearing cache may take a little while. 2966 mHandler.post(new Runnable() { 2967 public void run() { 2968 mHandler.removeCallbacks(this); 2969 int retCode = -1; 2970 synchronized (mInstallLock) { 2971 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2972 if (retCode < 0) { 2973 Slog.w(TAG, "Couldn't clear application caches"); 2974 } 2975 } 2976 if (observer != null) { 2977 try { 2978 observer.onRemoveCompleted(null, (retCode >= 0)); 2979 } catch (RemoteException e) { 2980 Slog.w(TAG, "RemoveException when invoking call back"); 2981 } 2982 } 2983 } 2984 }); 2985 } 2986 2987 @Override 2988 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2989 final IntentSender pi) { 2990 mContext.enforceCallingOrSelfPermission( 2991 android.Manifest.permission.CLEAR_APP_CACHE, null); 2992 // Queue up an async operation since clearing cache may take a little while. 2993 mHandler.post(new Runnable() { 2994 public void run() { 2995 mHandler.removeCallbacks(this); 2996 int retCode = -1; 2997 synchronized (mInstallLock) { 2998 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2999 if (retCode < 0) { 3000 Slog.w(TAG, "Couldn't clear application caches"); 3001 } 3002 } 3003 if(pi != null) { 3004 try { 3005 // Callback via pending intent 3006 int code = (retCode >= 0) ? 1 : 0; 3007 pi.sendIntent(null, code, null, 3008 null, null); 3009 } catch (SendIntentException e1) { 3010 Slog.i(TAG, "Failed to send pending intent"); 3011 } 3012 } 3013 } 3014 }); 3015 } 3016 3017 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3018 synchronized (mInstallLock) { 3019 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3020 throw new IOException("Failed to free enough space"); 3021 } 3022 } 3023 } 3024 3025 @Override 3026 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3027 if (!sUserManager.exists(userId)) return null; 3028 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3029 synchronized (mPackages) { 3030 PackageParser.Activity a = mActivities.mActivities.get(component); 3031 3032 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3033 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3034 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3035 if (ps == null) return null; 3036 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3037 userId); 3038 } 3039 if (mResolveComponentName.equals(component)) { 3040 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3041 new PackageUserState(), userId); 3042 } 3043 } 3044 return null; 3045 } 3046 3047 @Override 3048 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3049 String resolvedType) { 3050 synchronized (mPackages) { 3051 if (component.equals(mResolveComponentName)) { 3052 // The resolver supports EVERYTHING! 3053 return true; 3054 } 3055 PackageParser.Activity a = mActivities.mActivities.get(component); 3056 if (a == null) { 3057 return false; 3058 } 3059 for (int i=0; i<a.intents.size(); i++) { 3060 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3061 intent.getData(), intent.getCategories(), TAG) >= 0) { 3062 return true; 3063 } 3064 } 3065 return false; 3066 } 3067 } 3068 3069 @Override 3070 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3071 if (!sUserManager.exists(userId)) return null; 3072 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3073 synchronized (mPackages) { 3074 PackageParser.Activity a = mReceivers.mActivities.get(component); 3075 if (DEBUG_PACKAGE_INFO) Log.v( 3076 TAG, "getReceiverInfo " + component + ": " + a); 3077 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3078 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3079 if (ps == null) return null; 3080 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3081 userId); 3082 } 3083 } 3084 return null; 3085 } 3086 3087 @Override 3088 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3089 if (!sUserManager.exists(userId)) return null; 3090 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3091 synchronized (mPackages) { 3092 PackageParser.Service s = mServices.mServices.get(component); 3093 if (DEBUG_PACKAGE_INFO) Log.v( 3094 TAG, "getServiceInfo " + component + ": " + s); 3095 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3096 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3097 if (ps == null) return null; 3098 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3099 userId); 3100 } 3101 } 3102 return null; 3103 } 3104 3105 @Override 3106 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3107 if (!sUserManager.exists(userId)) return null; 3108 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3109 synchronized (mPackages) { 3110 PackageParser.Provider p = mProviders.mProviders.get(component); 3111 if (DEBUG_PACKAGE_INFO) Log.v( 3112 TAG, "getProviderInfo " + component + ": " + p); 3113 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3114 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3115 if (ps == null) return null; 3116 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3117 userId); 3118 } 3119 } 3120 return null; 3121 } 3122 3123 @Override 3124 public String[] getSystemSharedLibraryNames() { 3125 Set<String> libSet; 3126 synchronized (mPackages) { 3127 libSet = mSharedLibraries.keySet(); 3128 int size = libSet.size(); 3129 if (size > 0) { 3130 String[] libs = new String[size]; 3131 libSet.toArray(libs); 3132 return libs; 3133 } 3134 } 3135 return null; 3136 } 3137 3138 /** 3139 * @hide 3140 */ 3141 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3142 synchronized (mPackages) { 3143 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3144 if (lib != null && lib.apk != null) { 3145 return mPackages.get(lib.apk); 3146 } 3147 } 3148 return null; 3149 } 3150 3151 @Override 3152 public FeatureInfo[] getSystemAvailableFeatures() { 3153 Collection<FeatureInfo> featSet; 3154 synchronized (mPackages) { 3155 featSet = mAvailableFeatures.values(); 3156 int size = featSet.size(); 3157 if (size > 0) { 3158 FeatureInfo[] features = new FeatureInfo[size+1]; 3159 featSet.toArray(features); 3160 FeatureInfo fi = new FeatureInfo(); 3161 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3162 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3163 features[size] = fi; 3164 return features; 3165 } 3166 } 3167 return null; 3168 } 3169 3170 @Override 3171 public boolean hasSystemFeature(String name) { 3172 synchronized (mPackages) { 3173 return mAvailableFeatures.containsKey(name); 3174 } 3175 } 3176 3177 private void checkValidCaller(int uid, int userId) { 3178 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3179 return; 3180 3181 throw new SecurityException("Caller uid=" + uid 3182 + " is not privileged to communicate with user=" + userId); 3183 } 3184 3185 @Override 3186 public int checkPermission(String permName, String pkgName, int userId) { 3187 if (!sUserManager.exists(userId)) { 3188 return PackageManager.PERMISSION_DENIED; 3189 } 3190 3191 synchronized (mPackages) { 3192 final PackageParser.Package p = mPackages.get(pkgName); 3193 if (p != null && p.mExtras != null) { 3194 final PackageSetting ps = (PackageSetting) p.mExtras; 3195 final PermissionsState permissionsState = ps.getPermissionsState(); 3196 if (permissionsState.hasPermission(permName, userId)) { 3197 return PackageManager.PERMISSION_GRANTED; 3198 } 3199 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3200 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3201 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3202 return PackageManager.PERMISSION_GRANTED; 3203 } 3204 } 3205 } 3206 3207 return PackageManager.PERMISSION_DENIED; 3208 } 3209 3210 @Override 3211 public int checkUidPermission(String permName, int uid) { 3212 final int userId = UserHandle.getUserId(uid); 3213 3214 if (!sUserManager.exists(userId)) { 3215 return PackageManager.PERMISSION_DENIED; 3216 } 3217 3218 synchronized (mPackages) { 3219 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3220 if (obj != null) { 3221 final SettingBase ps = (SettingBase) obj; 3222 final PermissionsState permissionsState = ps.getPermissionsState(); 3223 if (permissionsState.hasPermission(permName, userId)) { 3224 return PackageManager.PERMISSION_GRANTED; 3225 } 3226 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3227 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3228 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3229 return PackageManager.PERMISSION_GRANTED; 3230 } 3231 } else { 3232 ArraySet<String> perms = mSystemPermissions.get(uid); 3233 if (perms != null) { 3234 if (perms.contains(permName)) { 3235 return PackageManager.PERMISSION_GRANTED; 3236 } 3237 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3238 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3239 return PackageManager.PERMISSION_GRANTED; 3240 } 3241 } 3242 } 3243 } 3244 3245 return PackageManager.PERMISSION_DENIED; 3246 } 3247 3248 @Override 3249 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3250 if (UserHandle.getCallingUserId() != userId) { 3251 mContext.enforceCallingPermission( 3252 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3253 "isPermissionRevokedByPolicy for user " + userId); 3254 } 3255 3256 if (checkPermission(permission, packageName, userId) 3257 == PackageManager.PERMISSION_GRANTED) { 3258 return false; 3259 } 3260 3261 final long identity = Binder.clearCallingIdentity(); 3262 try { 3263 final int flags = getPermissionFlags(permission, packageName, userId); 3264 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3265 } finally { 3266 Binder.restoreCallingIdentity(identity); 3267 } 3268 } 3269 3270 @Override 3271 public String getPermissionControllerPackageName() { 3272 synchronized (mPackages) { 3273 return mRequiredInstallerPackage; 3274 } 3275 } 3276 3277 /** 3278 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3279 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3280 * @param checkShell TODO(yamasani): 3281 * @param message the message to log on security exception 3282 */ 3283 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3284 boolean checkShell, String message) { 3285 if (userId < 0) { 3286 throw new IllegalArgumentException("Invalid userId " + userId); 3287 } 3288 if (checkShell) { 3289 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3290 } 3291 if (userId == UserHandle.getUserId(callingUid)) return; 3292 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3293 if (requireFullPermission) { 3294 mContext.enforceCallingOrSelfPermission( 3295 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3296 } else { 3297 try { 3298 mContext.enforceCallingOrSelfPermission( 3299 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3300 } catch (SecurityException se) { 3301 mContext.enforceCallingOrSelfPermission( 3302 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3303 } 3304 } 3305 } 3306 } 3307 3308 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3309 if (callingUid == Process.SHELL_UID) { 3310 if (userHandle >= 0 3311 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3312 throw new SecurityException("Shell does not have permission to access user " 3313 + userHandle); 3314 } else if (userHandle < 0) { 3315 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3316 + Debug.getCallers(3)); 3317 } 3318 } 3319 } 3320 3321 private BasePermission findPermissionTreeLP(String permName) { 3322 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3323 if (permName.startsWith(bp.name) && 3324 permName.length() > bp.name.length() && 3325 permName.charAt(bp.name.length()) == '.') { 3326 return bp; 3327 } 3328 } 3329 return null; 3330 } 3331 3332 private BasePermission checkPermissionTreeLP(String permName) { 3333 if (permName != null) { 3334 BasePermission bp = findPermissionTreeLP(permName); 3335 if (bp != null) { 3336 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3337 return bp; 3338 } 3339 throw new SecurityException("Calling uid " 3340 + Binder.getCallingUid() 3341 + " is not allowed to add to permission tree " 3342 + bp.name + " owned by uid " + bp.uid); 3343 } 3344 } 3345 throw new SecurityException("No permission tree found for " + permName); 3346 } 3347 3348 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3349 if (s1 == null) { 3350 return s2 == null; 3351 } 3352 if (s2 == null) { 3353 return false; 3354 } 3355 if (s1.getClass() != s2.getClass()) { 3356 return false; 3357 } 3358 return s1.equals(s2); 3359 } 3360 3361 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3362 if (pi1.icon != pi2.icon) return false; 3363 if (pi1.logo != pi2.logo) return false; 3364 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3365 if (!compareStrings(pi1.name, pi2.name)) return false; 3366 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3367 // We'll take care of setting this one. 3368 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3369 // These are not currently stored in settings. 3370 //if (!compareStrings(pi1.group, pi2.group)) return false; 3371 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3372 //if (pi1.labelRes != pi2.labelRes) return false; 3373 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3374 return true; 3375 } 3376 3377 int permissionInfoFootprint(PermissionInfo info) { 3378 int size = info.name.length(); 3379 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3380 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3381 return size; 3382 } 3383 3384 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3385 int size = 0; 3386 for (BasePermission perm : mSettings.mPermissions.values()) { 3387 if (perm.uid == tree.uid) { 3388 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3389 } 3390 } 3391 return size; 3392 } 3393 3394 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3395 // We calculate the max size of permissions defined by this uid and throw 3396 // if that plus the size of 'info' would exceed our stated maximum. 3397 if (tree.uid != Process.SYSTEM_UID) { 3398 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3399 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3400 throw new SecurityException("Permission tree size cap exceeded"); 3401 } 3402 } 3403 } 3404 3405 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3406 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3407 throw new SecurityException("Label must be specified in permission"); 3408 } 3409 BasePermission tree = checkPermissionTreeLP(info.name); 3410 BasePermission bp = mSettings.mPermissions.get(info.name); 3411 boolean added = bp == null; 3412 boolean changed = true; 3413 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3414 if (added) { 3415 enforcePermissionCapLocked(info, tree); 3416 bp = new BasePermission(info.name, tree.sourcePackage, 3417 BasePermission.TYPE_DYNAMIC); 3418 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3419 throw new SecurityException( 3420 "Not allowed to modify non-dynamic permission " 3421 + info.name); 3422 } else { 3423 if (bp.protectionLevel == fixedLevel 3424 && bp.perm.owner.equals(tree.perm.owner) 3425 && bp.uid == tree.uid 3426 && comparePermissionInfos(bp.perm.info, info)) { 3427 changed = false; 3428 } 3429 } 3430 bp.protectionLevel = fixedLevel; 3431 info = new PermissionInfo(info); 3432 info.protectionLevel = fixedLevel; 3433 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3434 bp.perm.info.packageName = tree.perm.info.packageName; 3435 bp.uid = tree.uid; 3436 if (added) { 3437 mSettings.mPermissions.put(info.name, bp); 3438 } 3439 if (changed) { 3440 if (!async) { 3441 mSettings.writeLPr(); 3442 } else { 3443 scheduleWriteSettingsLocked(); 3444 } 3445 } 3446 return added; 3447 } 3448 3449 @Override 3450 public boolean addPermission(PermissionInfo info) { 3451 synchronized (mPackages) { 3452 return addPermissionLocked(info, false); 3453 } 3454 } 3455 3456 @Override 3457 public boolean addPermissionAsync(PermissionInfo info) { 3458 synchronized (mPackages) { 3459 return addPermissionLocked(info, true); 3460 } 3461 } 3462 3463 @Override 3464 public void removePermission(String name) { 3465 synchronized (mPackages) { 3466 checkPermissionTreeLP(name); 3467 BasePermission bp = mSettings.mPermissions.get(name); 3468 if (bp != null) { 3469 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3470 throw new SecurityException( 3471 "Not allowed to modify non-dynamic permission " 3472 + name); 3473 } 3474 mSettings.mPermissions.remove(name); 3475 mSettings.writeLPr(); 3476 } 3477 } 3478 } 3479 3480 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3481 BasePermission bp) { 3482 int index = pkg.requestedPermissions.indexOf(bp.name); 3483 if (index == -1) { 3484 throw new SecurityException("Package " + pkg.packageName 3485 + " has not requested permission " + bp.name); 3486 } 3487 if (!bp.isRuntime() && !bp.isDevelopment()) { 3488 throw new SecurityException("Permission " + bp.name 3489 + " is not a changeable permission type"); 3490 } 3491 } 3492 3493 @Override 3494 public void grantRuntimePermission(String packageName, String name, final int userId) { 3495 if (!sUserManager.exists(userId)) { 3496 Log.e(TAG, "No such user:" + userId); 3497 return; 3498 } 3499 3500 mContext.enforceCallingOrSelfPermission( 3501 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3502 "grantRuntimePermission"); 3503 3504 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3505 "grantRuntimePermission"); 3506 3507 final int uid; 3508 final SettingBase sb; 3509 3510 synchronized (mPackages) { 3511 final PackageParser.Package pkg = mPackages.get(packageName); 3512 if (pkg == null) { 3513 throw new IllegalArgumentException("Unknown package: " + packageName); 3514 } 3515 3516 final BasePermission bp = mSettings.mPermissions.get(name); 3517 if (bp == null) { 3518 throw new IllegalArgumentException("Unknown permission: " + name); 3519 } 3520 3521 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3522 3523 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3524 sb = (SettingBase) pkg.mExtras; 3525 if (sb == null) { 3526 throw new IllegalArgumentException("Unknown package: " + packageName); 3527 } 3528 3529 final PermissionsState permissionsState = sb.getPermissionsState(); 3530 3531 final int flags = permissionsState.getPermissionFlags(name, userId); 3532 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3533 throw new SecurityException("Cannot grant system fixed permission: " 3534 + name + " for package: " + packageName); 3535 } 3536 3537 if (bp.isDevelopment()) { 3538 // Development permissions must be handled specially, since they are not 3539 // normal runtime permissions. For now they apply to all users. 3540 if (permissionsState.grantInstallPermission(bp) != 3541 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3542 scheduleWriteSettingsLocked(); 3543 } 3544 return; 3545 } 3546 3547 final int result = permissionsState.grantRuntimePermission(bp, userId); 3548 switch (result) { 3549 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3550 return; 3551 } 3552 3553 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3554 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3555 mHandler.post(new Runnable() { 3556 @Override 3557 public void run() { 3558 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3559 } 3560 }); 3561 } break; 3562 } 3563 3564 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3565 3566 // Not critical if that is lost - app has to request again. 3567 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3568 } 3569 3570 // Only need to do this if user is initialized. Otherwise it's a new user 3571 // and there are no processes running as the user yet and there's no need 3572 // to make an expensive call to remount processes for the changed permissions. 3573 if (READ_EXTERNAL_STORAGE.equals(name) 3574 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3575 final long token = Binder.clearCallingIdentity(); 3576 try { 3577 if (sUserManager.isInitialized(userId)) { 3578 MountServiceInternal mountServiceInternal = LocalServices.getService( 3579 MountServiceInternal.class); 3580 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3581 } 3582 } finally { 3583 Binder.restoreCallingIdentity(token); 3584 } 3585 } 3586 } 3587 3588 @Override 3589 public void revokeRuntimePermission(String packageName, String name, int userId) { 3590 if (!sUserManager.exists(userId)) { 3591 Log.e(TAG, "No such user:" + userId); 3592 return; 3593 } 3594 3595 mContext.enforceCallingOrSelfPermission( 3596 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3597 "revokeRuntimePermission"); 3598 3599 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3600 "revokeRuntimePermission"); 3601 3602 final int appId; 3603 3604 synchronized (mPackages) { 3605 final PackageParser.Package pkg = mPackages.get(packageName); 3606 if (pkg == null) { 3607 throw new IllegalArgumentException("Unknown package: " + packageName); 3608 } 3609 3610 final BasePermission bp = mSettings.mPermissions.get(name); 3611 if (bp == null) { 3612 throw new IllegalArgumentException("Unknown permission: " + name); 3613 } 3614 3615 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3616 3617 SettingBase sb = (SettingBase) pkg.mExtras; 3618 if (sb == null) { 3619 throw new IllegalArgumentException("Unknown package: " + packageName); 3620 } 3621 3622 final PermissionsState permissionsState = sb.getPermissionsState(); 3623 3624 final int flags = permissionsState.getPermissionFlags(name, userId); 3625 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3626 throw new SecurityException("Cannot revoke system fixed permission: " 3627 + name + " for package: " + packageName); 3628 } 3629 3630 if (bp.isDevelopment()) { 3631 // Development permissions must be handled specially, since they are not 3632 // normal runtime permissions. For now they apply to all users. 3633 if (permissionsState.revokeInstallPermission(bp) != 3634 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3635 scheduleWriteSettingsLocked(); 3636 } 3637 return; 3638 } 3639 3640 if (permissionsState.revokeRuntimePermission(bp, userId) == 3641 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3642 return; 3643 } 3644 3645 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3646 3647 // Critical, after this call app should never have the permission. 3648 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3649 3650 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3651 } 3652 3653 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3654 } 3655 3656 @Override 3657 public void resetRuntimePermissions() { 3658 mContext.enforceCallingOrSelfPermission( 3659 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3660 "revokeRuntimePermission"); 3661 3662 int callingUid = Binder.getCallingUid(); 3663 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3664 mContext.enforceCallingOrSelfPermission( 3665 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3666 "resetRuntimePermissions"); 3667 } 3668 3669 synchronized (mPackages) { 3670 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3671 for (int userId : UserManagerService.getInstance().getUserIds()) { 3672 final int packageCount = mPackages.size(); 3673 for (int i = 0; i < packageCount; i++) { 3674 PackageParser.Package pkg = mPackages.valueAt(i); 3675 if (!(pkg.mExtras instanceof PackageSetting)) { 3676 continue; 3677 } 3678 PackageSetting ps = (PackageSetting) pkg.mExtras; 3679 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3680 } 3681 } 3682 } 3683 } 3684 3685 @Override 3686 public int getPermissionFlags(String name, String packageName, int userId) { 3687 if (!sUserManager.exists(userId)) { 3688 return 0; 3689 } 3690 3691 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3692 3693 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3694 "getPermissionFlags"); 3695 3696 synchronized (mPackages) { 3697 final PackageParser.Package pkg = mPackages.get(packageName); 3698 if (pkg == null) { 3699 throw new IllegalArgumentException("Unknown package: " + packageName); 3700 } 3701 3702 final BasePermission bp = mSettings.mPermissions.get(name); 3703 if (bp == null) { 3704 throw new IllegalArgumentException("Unknown permission: " + name); 3705 } 3706 3707 SettingBase sb = (SettingBase) pkg.mExtras; 3708 if (sb == null) { 3709 throw new IllegalArgumentException("Unknown package: " + packageName); 3710 } 3711 3712 PermissionsState permissionsState = sb.getPermissionsState(); 3713 return permissionsState.getPermissionFlags(name, userId); 3714 } 3715 } 3716 3717 @Override 3718 public void updatePermissionFlags(String name, String packageName, int flagMask, 3719 int flagValues, int userId) { 3720 if (!sUserManager.exists(userId)) { 3721 return; 3722 } 3723 3724 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3725 3726 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3727 "updatePermissionFlags"); 3728 3729 // Only the system can change these flags and nothing else. 3730 if (getCallingUid() != Process.SYSTEM_UID) { 3731 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3732 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3733 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3734 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3735 } 3736 3737 synchronized (mPackages) { 3738 final PackageParser.Package pkg = mPackages.get(packageName); 3739 if (pkg == null) { 3740 throw new IllegalArgumentException("Unknown package: " + packageName); 3741 } 3742 3743 final BasePermission bp = mSettings.mPermissions.get(name); 3744 if (bp == null) { 3745 throw new IllegalArgumentException("Unknown permission: " + name); 3746 } 3747 3748 SettingBase sb = (SettingBase) pkg.mExtras; 3749 if (sb == null) { 3750 throw new IllegalArgumentException("Unknown package: " + packageName); 3751 } 3752 3753 PermissionsState permissionsState = sb.getPermissionsState(); 3754 3755 // Only the package manager can change flags for system component permissions. 3756 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3757 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3758 return; 3759 } 3760 3761 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3762 3763 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3764 // Install and runtime permissions are stored in different places, 3765 // so figure out what permission changed and persist the change. 3766 if (permissionsState.getInstallPermissionState(name) != null) { 3767 scheduleWriteSettingsLocked(); 3768 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3769 || hadState) { 3770 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3771 } 3772 } 3773 } 3774 } 3775 3776 /** 3777 * Update the permission flags for all packages and runtime permissions of a user in order 3778 * to allow device or profile owner to remove POLICY_FIXED. 3779 */ 3780 @Override 3781 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3782 if (!sUserManager.exists(userId)) { 3783 return; 3784 } 3785 3786 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3787 3788 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3789 "updatePermissionFlagsForAllApps"); 3790 3791 // Only the system can change system fixed flags. 3792 if (getCallingUid() != Process.SYSTEM_UID) { 3793 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3794 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3795 } 3796 3797 synchronized (mPackages) { 3798 boolean changed = false; 3799 final int packageCount = mPackages.size(); 3800 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3801 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3802 SettingBase sb = (SettingBase) pkg.mExtras; 3803 if (sb == null) { 3804 continue; 3805 } 3806 PermissionsState permissionsState = sb.getPermissionsState(); 3807 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3808 userId, flagMask, flagValues); 3809 } 3810 if (changed) { 3811 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3812 } 3813 } 3814 } 3815 3816 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3817 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3818 != PackageManager.PERMISSION_GRANTED 3819 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3820 != PackageManager.PERMISSION_GRANTED) { 3821 throw new SecurityException(message + " requires " 3822 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3823 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3824 } 3825 } 3826 3827 @Override 3828 public boolean shouldShowRequestPermissionRationale(String permissionName, 3829 String packageName, int userId) { 3830 if (UserHandle.getCallingUserId() != userId) { 3831 mContext.enforceCallingPermission( 3832 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3833 "canShowRequestPermissionRationale for user " + userId); 3834 } 3835 3836 final int uid = getPackageUid(packageName, userId); 3837 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3838 return false; 3839 } 3840 3841 if (checkPermission(permissionName, packageName, userId) 3842 == PackageManager.PERMISSION_GRANTED) { 3843 return false; 3844 } 3845 3846 final int flags; 3847 3848 final long identity = Binder.clearCallingIdentity(); 3849 try { 3850 flags = getPermissionFlags(permissionName, 3851 packageName, userId); 3852 } finally { 3853 Binder.restoreCallingIdentity(identity); 3854 } 3855 3856 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3857 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3858 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3859 3860 if ((flags & fixedFlags) != 0) { 3861 return false; 3862 } 3863 3864 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3865 } 3866 3867 @Override 3868 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3869 mContext.enforceCallingOrSelfPermission( 3870 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3871 "addOnPermissionsChangeListener"); 3872 3873 synchronized (mPackages) { 3874 mOnPermissionChangeListeners.addListenerLocked(listener); 3875 } 3876 } 3877 3878 @Override 3879 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3880 synchronized (mPackages) { 3881 mOnPermissionChangeListeners.removeListenerLocked(listener); 3882 } 3883 } 3884 3885 @Override 3886 public boolean isProtectedBroadcast(String actionName) { 3887 synchronized (mPackages) { 3888 return mProtectedBroadcasts.contains(actionName); 3889 } 3890 } 3891 3892 @Override 3893 public int checkSignatures(String pkg1, String pkg2) { 3894 synchronized (mPackages) { 3895 final PackageParser.Package p1 = mPackages.get(pkg1); 3896 final PackageParser.Package p2 = mPackages.get(pkg2); 3897 if (p1 == null || p1.mExtras == null 3898 || p2 == null || p2.mExtras == null) { 3899 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3900 } 3901 return compareSignatures(p1.mSignatures, p2.mSignatures); 3902 } 3903 } 3904 3905 @Override 3906 public int checkUidSignatures(int uid1, int uid2) { 3907 // Map to base uids. 3908 uid1 = UserHandle.getAppId(uid1); 3909 uid2 = UserHandle.getAppId(uid2); 3910 // reader 3911 synchronized (mPackages) { 3912 Signature[] s1; 3913 Signature[] s2; 3914 Object obj = mSettings.getUserIdLPr(uid1); 3915 if (obj != null) { 3916 if (obj instanceof SharedUserSetting) { 3917 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3918 } else if (obj instanceof PackageSetting) { 3919 s1 = ((PackageSetting)obj).signatures.mSignatures; 3920 } else { 3921 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3922 } 3923 } else { 3924 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3925 } 3926 obj = mSettings.getUserIdLPr(uid2); 3927 if (obj != null) { 3928 if (obj instanceof SharedUserSetting) { 3929 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3930 } else if (obj instanceof PackageSetting) { 3931 s2 = ((PackageSetting)obj).signatures.mSignatures; 3932 } else { 3933 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3934 } 3935 } else { 3936 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3937 } 3938 return compareSignatures(s1, s2); 3939 } 3940 } 3941 3942 private void killUid(int appId, int userId, String reason) { 3943 final long identity = Binder.clearCallingIdentity(); 3944 try { 3945 IActivityManager am = ActivityManagerNative.getDefault(); 3946 if (am != null) { 3947 try { 3948 am.killUid(appId, userId, reason); 3949 } catch (RemoteException e) { 3950 /* ignore - same process */ 3951 } 3952 } 3953 } finally { 3954 Binder.restoreCallingIdentity(identity); 3955 } 3956 } 3957 3958 /** 3959 * Compares two sets of signatures. Returns: 3960 * <br /> 3961 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3962 * <br /> 3963 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3964 * <br /> 3965 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3966 * <br /> 3967 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3968 * <br /> 3969 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3970 */ 3971 static int compareSignatures(Signature[] s1, Signature[] s2) { 3972 if (s1 == null) { 3973 return s2 == null 3974 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3975 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3976 } 3977 3978 if (s2 == null) { 3979 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3980 } 3981 3982 if (s1.length != s2.length) { 3983 return PackageManager.SIGNATURE_NO_MATCH; 3984 } 3985 3986 // Since both signature sets are of size 1, we can compare without HashSets. 3987 if (s1.length == 1) { 3988 return s1[0].equals(s2[0]) ? 3989 PackageManager.SIGNATURE_MATCH : 3990 PackageManager.SIGNATURE_NO_MATCH; 3991 } 3992 3993 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3994 for (Signature sig : s1) { 3995 set1.add(sig); 3996 } 3997 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3998 for (Signature sig : s2) { 3999 set2.add(sig); 4000 } 4001 // Make sure s2 contains all signatures in s1. 4002 if (set1.equals(set2)) { 4003 return PackageManager.SIGNATURE_MATCH; 4004 } 4005 return PackageManager.SIGNATURE_NO_MATCH; 4006 } 4007 4008 /** 4009 * If the database version for this type of package (internal storage or 4010 * external storage) is less than the version where package signatures 4011 * were updated, return true. 4012 */ 4013 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4014 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4015 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4016 } 4017 4018 /** 4019 * Used for backward compatibility to make sure any packages with 4020 * certificate chains get upgraded to the new style. {@code existingSigs} 4021 * will be in the old format (since they were stored on disk from before the 4022 * system upgrade) and {@code scannedSigs} will be in the newer format. 4023 */ 4024 private int compareSignaturesCompat(PackageSignatures existingSigs, 4025 PackageParser.Package scannedPkg) { 4026 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4027 return PackageManager.SIGNATURE_NO_MATCH; 4028 } 4029 4030 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4031 for (Signature sig : existingSigs.mSignatures) { 4032 existingSet.add(sig); 4033 } 4034 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4035 for (Signature sig : scannedPkg.mSignatures) { 4036 try { 4037 Signature[] chainSignatures = sig.getChainSignatures(); 4038 for (Signature chainSig : chainSignatures) { 4039 scannedCompatSet.add(chainSig); 4040 } 4041 } catch (CertificateEncodingException e) { 4042 scannedCompatSet.add(sig); 4043 } 4044 } 4045 /* 4046 * Make sure the expanded scanned set contains all signatures in the 4047 * existing one. 4048 */ 4049 if (scannedCompatSet.equals(existingSet)) { 4050 // Migrate the old signatures to the new scheme. 4051 existingSigs.assignSignatures(scannedPkg.mSignatures); 4052 // The new KeySets will be re-added later in the scanning process. 4053 synchronized (mPackages) { 4054 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4055 } 4056 return PackageManager.SIGNATURE_MATCH; 4057 } 4058 return PackageManager.SIGNATURE_NO_MATCH; 4059 } 4060 4061 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4062 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4063 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4064 } 4065 4066 private int compareSignaturesRecover(PackageSignatures existingSigs, 4067 PackageParser.Package scannedPkg) { 4068 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4069 return PackageManager.SIGNATURE_NO_MATCH; 4070 } 4071 4072 String msg = null; 4073 try { 4074 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4075 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4076 + scannedPkg.packageName); 4077 return PackageManager.SIGNATURE_MATCH; 4078 } 4079 } catch (CertificateException e) { 4080 msg = e.getMessage(); 4081 } 4082 4083 logCriticalInfo(Log.INFO, 4084 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4085 return PackageManager.SIGNATURE_NO_MATCH; 4086 } 4087 4088 @Override 4089 public String[] getPackagesForUid(int uid) { 4090 uid = UserHandle.getAppId(uid); 4091 // reader 4092 synchronized (mPackages) { 4093 Object obj = mSettings.getUserIdLPr(uid); 4094 if (obj instanceof SharedUserSetting) { 4095 final SharedUserSetting sus = (SharedUserSetting) obj; 4096 final int N = sus.packages.size(); 4097 final String[] res = new String[N]; 4098 final Iterator<PackageSetting> it = sus.packages.iterator(); 4099 int i = 0; 4100 while (it.hasNext()) { 4101 res[i++] = it.next().name; 4102 } 4103 return res; 4104 } else if (obj instanceof PackageSetting) { 4105 final PackageSetting ps = (PackageSetting) obj; 4106 return new String[] { ps.name }; 4107 } 4108 } 4109 return null; 4110 } 4111 4112 @Override 4113 public String getNameForUid(int uid) { 4114 // reader 4115 synchronized (mPackages) { 4116 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4117 if (obj instanceof SharedUserSetting) { 4118 final SharedUserSetting sus = (SharedUserSetting) obj; 4119 return sus.name + ":" + sus.userId; 4120 } else if (obj instanceof PackageSetting) { 4121 final PackageSetting ps = (PackageSetting) obj; 4122 return ps.name; 4123 } 4124 } 4125 return null; 4126 } 4127 4128 @Override 4129 public int getUidForSharedUser(String sharedUserName) { 4130 if(sharedUserName == null) { 4131 return -1; 4132 } 4133 // reader 4134 synchronized (mPackages) { 4135 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4136 if (suid == null) { 4137 return -1; 4138 } 4139 return suid.userId; 4140 } 4141 } 4142 4143 @Override 4144 public int getFlagsForUid(int uid) { 4145 synchronized (mPackages) { 4146 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4147 if (obj instanceof SharedUserSetting) { 4148 final SharedUserSetting sus = (SharedUserSetting) obj; 4149 return sus.pkgFlags; 4150 } else if (obj instanceof PackageSetting) { 4151 final PackageSetting ps = (PackageSetting) obj; 4152 return ps.pkgFlags; 4153 } 4154 } 4155 return 0; 4156 } 4157 4158 @Override 4159 public int getPrivateFlagsForUid(int uid) { 4160 synchronized (mPackages) { 4161 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4162 if (obj instanceof SharedUserSetting) { 4163 final SharedUserSetting sus = (SharedUserSetting) obj; 4164 return sus.pkgPrivateFlags; 4165 } else if (obj instanceof PackageSetting) { 4166 final PackageSetting ps = (PackageSetting) obj; 4167 return ps.pkgPrivateFlags; 4168 } 4169 } 4170 return 0; 4171 } 4172 4173 @Override 4174 public boolean isUidPrivileged(int uid) { 4175 uid = UserHandle.getAppId(uid); 4176 // reader 4177 synchronized (mPackages) { 4178 Object obj = mSettings.getUserIdLPr(uid); 4179 if (obj instanceof SharedUserSetting) { 4180 final SharedUserSetting sus = (SharedUserSetting) obj; 4181 final Iterator<PackageSetting> it = sus.packages.iterator(); 4182 while (it.hasNext()) { 4183 if (it.next().isPrivileged()) { 4184 return true; 4185 } 4186 } 4187 } else if (obj instanceof PackageSetting) { 4188 final PackageSetting ps = (PackageSetting) obj; 4189 return ps.isPrivileged(); 4190 } 4191 } 4192 return false; 4193 } 4194 4195 @Override 4196 public String[] getAppOpPermissionPackages(String permissionName) { 4197 synchronized (mPackages) { 4198 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4199 if (pkgs == null) { 4200 return null; 4201 } 4202 return pkgs.toArray(new String[pkgs.size()]); 4203 } 4204 } 4205 4206 @Override 4207 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4208 int flags, int userId) { 4209 if (!sUserManager.exists(userId)) return null; 4210 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4211 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4212 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4213 } 4214 4215 @Override 4216 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4217 IntentFilter filter, int match, ComponentName activity) { 4218 final int userId = UserHandle.getCallingUserId(); 4219 if (DEBUG_PREFERRED) { 4220 Log.v(TAG, "setLastChosenActivity intent=" + intent 4221 + " resolvedType=" + resolvedType 4222 + " flags=" + flags 4223 + " filter=" + filter 4224 + " match=" + match 4225 + " activity=" + activity); 4226 filter.dump(new PrintStreamPrinter(System.out), " "); 4227 } 4228 intent.setComponent(null); 4229 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4230 // Find any earlier preferred or last chosen entries and nuke them 4231 findPreferredActivity(intent, resolvedType, 4232 flags, query, 0, false, true, false, userId); 4233 // Add the new activity as the last chosen for this filter 4234 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4235 "Setting last chosen"); 4236 } 4237 4238 @Override 4239 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4240 final int userId = UserHandle.getCallingUserId(); 4241 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4242 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4243 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4244 false, false, false, userId); 4245 } 4246 4247 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4248 int flags, List<ResolveInfo> query, int userId) { 4249 if (query != null) { 4250 final int N = query.size(); 4251 if (N == 1) { 4252 return query.get(0); 4253 } else if (N > 1) { 4254 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4255 // If there is more than one activity with the same priority, 4256 // then let the user decide between them. 4257 ResolveInfo r0 = query.get(0); 4258 ResolveInfo r1 = query.get(1); 4259 if (DEBUG_INTENT_MATCHING || debug) { 4260 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4261 + r1.activityInfo.name + "=" + r1.priority); 4262 } 4263 // If the first activity has a higher priority, or a different 4264 // default, then it is always desireable to pick it. 4265 if (r0.priority != r1.priority 4266 || r0.preferredOrder != r1.preferredOrder 4267 || r0.isDefault != r1.isDefault) { 4268 return query.get(0); 4269 } 4270 // If we have saved a preference for a preferred activity for 4271 // this Intent, use that. 4272 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4273 flags, query, r0.priority, true, false, debug, userId); 4274 if (ri != null) { 4275 return ri; 4276 } 4277 ri = new ResolveInfo(mResolveInfo); 4278 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4279 ri.activityInfo.applicationInfo = new ApplicationInfo( 4280 ri.activityInfo.applicationInfo); 4281 if (userId != 0) { 4282 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4283 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4284 } 4285 // Make sure that the resolver is displayable in car mode 4286 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4287 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4288 return ri; 4289 } 4290 } 4291 return null; 4292 } 4293 4294 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4295 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4296 final int N = query.size(); 4297 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4298 .get(userId); 4299 // Get the list of persistent preferred activities that handle the intent 4300 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4301 List<PersistentPreferredActivity> pprefs = ppir != null 4302 ? ppir.queryIntent(intent, resolvedType, 4303 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4304 : null; 4305 if (pprefs != null && pprefs.size() > 0) { 4306 final int M = pprefs.size(); 4307 for (int i=0; i<M; i++) { 4308 final PersistentPreferredActivity ppa = pprefs.get(i); 4309 if (DEBUG_PREFERRED || debug) { 4310 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4311 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4312 + "\n component=" + ppa.mComponent); 4313 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4314 } 4315 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4316 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4317 if (DEBUG_PREFERRED || debug) { 4318 Slog.v(TAG, "Found persistent preferred activity:"); 4319 if (ai != null) { 4320 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4321 } else { 4322 Slog.v(TAG, " null"); 4323 } 4324 } 4325 if (ai == null) { 4326 // This previously registered persistent preferred activity 4327 // component is no longer known. Ignore it and do NOT remove it. 4328 continue; 4329 } 4330 for (int j=0; j<N; j++) { 4331 final ResolveInfo ri = query.get(j); 4332 if (!ri.activityInfo.applicationInfo.packageName 4333 .equals(ai.applicationInfo.packageName)) { 4334 continue; 4335 } 4336 if (!ri.activityInfo.name.equals(ai.name)) { 4337 continue; 4338 } 4339 // Found a persistent preference that can handle the intent. 4340 if (DEBUG_PREFERRED || debug) { 4341 Slog.v(TAG, "Returning persistent preferred activity: " + 4342 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4343 } 4344 return ri; 4345 } 4346 } 4347 } 4348 return null; 4349 } 4350 4351 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4352 List<ResolveInfo> query, int priority, boolean always, 4353 boolean removeMatches, boolean debug, int userId) { 4354 if (!sUserManager.exists(userId)) return null; 4355 // writer 4356 synchronized (mPackages) { 4357 if (intent.getSelector() != null) { 4358 intent = intent.getSelector(); 4359 } 4360 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4361 4362 // Try to find a matching persistent preferred activity. 4363 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4364 debug, userId); 4365 4366 // If a persistent preferred activity matched, use it. 4367 if (pri != null) { 4368 return pri; 4369 } 4370 4371 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4372 // Get the list of preferred activities that handle the intent 4373 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4374 List<PreferredActivity> prefs = pir != null 4375 ? pir.queryIntent(intent, resolvedType, 4376 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4377 : null; 4378 if (prefs != null && prefs.size() > 0) { 4379 boolean changed = false; 4380 try { 4381 // First figure out how good the original match set is. 4382 // We will only allow preferred activities that came 4383 // from the same match quality. 4384 int match = 0; 4385 4386 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4387 4388 final int N = query.size(); 4389 for (int j=0; j<N; j++) { 4390 final ResolveInfo ri = query.get(j); 4391 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4392 + ": 0x" + Integer.toHexString(match)); 4393 if (ri.match > match) { 4394 match = ri.match; 4395 } 4396 } 4397 4398 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4399 + Integer.toHexString(match)); 4400 4401 match &= IntentFilter.MATCH_CATEGORY_MASK; 4402 final int M = prefs.size(); 4403 for (int i=0; i<M; i++) { 4404 final PreferredActivity pa = prefs.get(i); 4405 if (DEBUG_PREFERRED || debug) { 4406 Slog.v(TAG, "Checking PreferredActivity ds=" 4407 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4408 + "\n component=" + pa.mPref.mComponent); 4409 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4410 } 4411 if (pa.mPref.mMatch != match) { 4412 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4413 + Integer.toHexString(pa.mPref.mMatch)); 4414 continue; 4415 } 4416 // If it's not an "always" type preferred activity and that's what we're 4417 // looking for, skip it. 4418 if (always && !pa.mPref.mAlways) { 4419 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4420 continue; 4421 } 4422 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4423 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4424 if (DEBUG_PREFERRED || debug) { 4425 Slog.v(TAG, "Found preferred activity:"); 4426 if (ai != null) { 4427 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4428 } else { 4429 Slog.v(TAG, " null"); 4430 } 4431 } 4432 if (ai == null) { 4433 // This previously registered preferred activity 4434 // component is no longer known. Most likely an update 4435 // to the app was installed and in the new version this 4436 // component no longer exists. Clean it up by removing 4437 // it from the preferred activities list, and skip it. 4438 Slog.w(TAG, "Removing dangling preferred activity: " 4439 + pa.mPref.mComponent); 4440 pir.removeFilter(pa); 4441 changed = true; 4442 continue; 4443 } 4444 for (int j=0; j<N; j++) { 4445 final ResolveInfo ri = query.get(j); 4446 if (!ri.activityInfo.applicationInfo.packageName 4447 .equals(ai.applicationInfo.packageName)) { 4448 continue; 4449 } 4450 if (!ri.activityInfo.name.equals(ai.name)) { 4451 continue; 4452 } 4453 4454 if (removeMatches) { 4455 pir.removeFilter(pa); 4456 changed = true; 4457 if (DEBUG_PREFERRED) { 4458 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4459 } 4460 break; 4461 } 4462 4463 // Okay we found a previously set preferred or last chosen app. 4464 // If the result set is different from when this 4465 // was created, we need to clear it and re-ask the 4466 // user their preference, if we're looking for an "always" type entry. 4467 if (always && !pa.mPref.sameSet(query)) { 4468 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4469 + intent + " type " + resolvedType); 4470 if (DEBUG_PREFERRED) { 4471 Slog.v(TAG, "Removing preferred activity since set changed " 4472 + pa.mPref.mComponent); 4473 } 4474 pir.removeFilter(pa); 4475 // Re-add the filter as a "last chosen" entry (!always) 4476 PreferredActivity lastChosen = new PreferredActivity( 4477 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4478 pir.addFilter(lastChosen); 4479 changed = true; 4480 return null; 4481 } 4482 4483 // Yay! Either the set matched or we're looking for the last chosen 4484 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4485 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4486 return ri; 4487 } 4488 } 4489 } finally { 4490 if (changed) { 4491 if (DEBUG_PREFERRED) { 4492 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4493 } 4494 scheduleWritePackageRestrictionsLocked(userId); 4495 } 4496 } 4497 } 4498 } 4499 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4500 return null; 4501 } 4502 4503 /* 4504 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4505 */ 4506 @Override 4507 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4508 int targetUserId) { 4509 mContext.enforceCallingOrSelfPermission( 4510 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4511 List<CrossProfileIntentFilter> matches = 4512 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4513 if (matches != null) { 4514 int size = matches.size(); 4515 for (int i = 0; i < size; i++) { 4516 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4517 } 4518 } 4519 if (hasWebURI(intent)) { 4520 // cross-profile app linking works only towards the parent. 4521 final UserInfo parent = getProfileParent(sourceUserId); 4522 synchronized(mPackages) { 4523 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4524 intent, resolvedType, 0, sourceUserId, parent.id); 4525 return xpDomainInfo != null; 4526 } 4527 } 4528 return false; 4529 } 4530 4531 private UserInfo getProfileParent(int userId) { 4532 final long identity = Binder.clearCallingIdentity(); 4533 try { 4534 return sUserManager.getProfileParent(userId); 4535 } finally { 4536 Binder.restoreCallingIdentity(identity); 4537 } 4538 } 4539 4540 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4541 String resolvedType, int userId) { 4542 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4543 if (resolver != null) { 4544 return resolver.queryIntent(intent, resolvedType, false, userId); 4545 } 4546 return null; 4547 } 4548 4549 @Override 4550 public List<ResolveInfo> queryIntentActivities(Intent intent, 4551 String resolvedType, int flags, int userId) { 4552 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4553 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4554 ComponentName comp = intent.getComponent(); 4555 if (comp == null) { 4556 if (intent.getSelector() != null) { 4557 intent = intent.getSelector(); 4558 comp = intent.getComponent(); 4559 } 4560 } 4561 4562 if (comp != null) { 4563 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4564 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4565 if (ai != null) { 4566 final ResolveInfo ri = new ResolveInfo(); 4567 ri.activityInfo = ai; 4568 list.add(ri); 4569 } 4570 return list; 4571 } 4572 4573 // reader 4574 synchronized (mPackages) { 4575 final String pkgName = intent.getPackage(); 4576 if (pkgName == null) { 4577 List<CrossProfileIntentFilter> matchingFilters = 4578 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4579 // Check for results that need to skip the current profile. 4580 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4581 resolvedType, flags, userId); 4582 if (xpResolveInfo != null) { 4583 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4584 result.add(xpResolveInfo); 4585 return filterIfNotSystemUser(result, userId); 4586 } 4587 4588 // Check for results in the current profile. 4589 List<ResolveInfo> result = mActivities.queryIntent( 4590 intent, resolvedType, flags, userId); 4591 4592 // Check for cross profile results. 4593 xpResolveInfo = queryCrossProfileIntents( 4594 matchingFilters, intent, resolvedType, flags, userId); 4595 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4596 result.add(xpResolveInfo); 4597 Collections.sort(result, mResolvePrioritySorter); 4598 } 4599 result = filterIfNotSystemUser(result, userId); 4600 if (hasWebURI(intent)) { 4601 CrossProfileDomainInfo xpDomainInfo = null; 4602 final UserInfo parent = getProfileParent(userId); 4603 if (parent != null) { 4604 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4605 flags, userId, parent.id); 4606 } 4607 if (xpDomainInfo != null) { 4608 if (xpResolveInfo != null) { 4609 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4610 // in the result. 4611 result.remove(xpResolveInfo); 4612 } 4613 if (result.size() == 0) { 4614 result.add(xpDomainInfo.resolveInfo); 4615 return result; 4616 } 4617 } else if (result.size() <= 1) { 4618 return result; 4619 } 4620 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4621 xpDomainInfo, userId); 4622 Collections.sort(result, mResolvePrioritySorter); 4623 } 4624 return result; 4625 } 4626 final PackageParser.Package pkg = mPackages.get(pkgName); 4627 if (pkg != null) { 4628 return filterIfNotSystemUser( 4629 mActivities.queryIntentForPackage( 4630 intent, resolvedType, flags, pkg.activities, userId), 4631 userId); 4632 } 4633 return new ArrayList<ResolveInfo>(); 4634 } 4635 } 4636 4637 private static class CrossProfileDomainInfo { 4638 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4639 ResolveInfo resolveInfo; 4640 /* Best domain verification status of the activities found in the other profile */ 4641 int bestDomainVerificationStatus; 4642 } 4643 4644 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4645 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4646 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4647 sourceUserId)) { 4648 return null; 4649 } 4650 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4651 resolvedType, flags, parentUserId); 4652 4653 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4654 return null; 4655 } 4656 CrossProfileDomainInfo result = null; 4657 int size = resultTargetUser.size(); 4658 for (int i = 0; i < size; i++) { 4659 ResolveInfo riTargetUser = resultTargetUser.get(i); 4660 // Intent filter verification is only for filters that specify a host. So don't return 4661 // those that handle all web uris. 4662 if (riTargetUser.handleAllWebDataURI) { 4663 continue; 4664 } 4665 String packageName = riTargetUser.activityInfo.packageName; 4666 PackageSetting ps = mSettings.mPackages.get(packageName); 4667 if (ps == null) { 4668 continue; 4669 } 4670 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4671 int status = (int)(verificationState >> 32); 4672 if (result == null) { 4673 result = new CrossProfileDomainInfo(); 4674 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4675 sourceUserId, parentUserId); 4676 result.bestDomainVerificationStatus = status; 4677 } else { 4678 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4679 result.bestDomainVerificationStatus); 4680 } 4681 } 4682 // Don't consider matches with status NEVER across profiles. 4683 if (result != null && result.bestDomainVerificationStatus 4684 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4685 return null; 4686 } 4687 return result; 4688 } 4689 4690 /** 4691 * Verification statuses are ordered from the worse to the best, except for 4692 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4693 */ 4694 private int bestDomainVerificationStatus(int status1, int status2) { 4695 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4696 return status2; 4697 } 4698 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4699 return status1; 4700 } 4701 return (int) MathUtils.max(status1, status2); 4702 } 4703 4704 private boolean isUserEnabled(int userId) { 4705 long callingId = Binder.clearCallingIdentity(); 4706 try { 4707 UserInfo userInfo = sUserManager.getUserInfo(userId); 4708 return userInfo != null && userInfo.isEnabled(); 4709 } finally { 4710 Binder.restoreCallingIdentity(callingId); 4711 } 4712 } 4713 4714 /** 4715 * Filter out activities with systemUserOnly flag set, when current user is not System. 4716 * 4717 * @return filtered list 4718 */ 4719 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 4720 if (userId == UserHandle.USER_SYSTEM) { 4721 return resolveInfos; 4722 } 4723 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4724 ResolveInfo info = resolveInfos.get(i); 4725 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 4726 resolveInfos.remove(i); 4727 } 4728 } 4729 return resolveInfos; 4730 } 4731 4732 private static boolean hasWebURI(Intent intent) { 4733 if (intent.getData() == null) { 4734 return false; 4735 } 4736 final String scheme = intent.getScheme(); 4737 if (TextUtils.isEmpty(scheme)) { 4738 return false; 4739 } 4740 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4741 } 4742 4743 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4744 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4745 int userId) { 4746 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4747 4748 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4749 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4750 candidates.size()); 4751 } 4752 4753 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4754 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4755 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4756 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4757 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4758 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4759 4760 synchronized (mPackages) { 4761 final int count = candidates.size(); 4762 // First, try to use linked apps. Partition the candidates into four lists: 4763 // one for the final results, one for the "do not use ever", one for "undefined status" 4764 // and finally one for "browser app type". 4765 for (int n=0; n<count; n++) { 4766 ResolveInfo info = candidates.get(n); 4767 String packageName = info.activityInfo.packageName; 4768 PackageSetting ps = mSettings.mPackages.get(packageName); 4769 if (ps != null) { 4770 // Add to the special match all list (Browser use case) 4771 if (info.handleAllWebDataURI) { 4772 matchAllList.add(info); 4773 continue; 4774 } 4775 // Try to get the status from User settings first 4776 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4777 int status = (int)(packedStatus >> 32); 4778 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4779 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4780 if (DEBUG_DOMAIN_VERIFICATION) { 4781 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4782 + " : linkgen=" + linkGeneration); 4783 } 4784 // Use link-enabled generation as preferredOrder, i.e. 4785 // prefer newly-enabled over earlier-enabled. 4786 info.preferredOrder = linkGeneration; 4787 alwaysList.add(info); 4788 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4789 if (DEBUG_DOMAIN_VERIFICATION) { 4790 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4791 } 4792 neverList.add(info); 4793 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4794 if (DEBUG_DOMAIN_VERIFICATION) { 4795 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4796 } 4797 alwaysAskList.add(info); 4798 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4799 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4800 if (DEBUG_DOMAIN_VERIFICATION) { 4801 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4802 } 4803 undefinedList.add(info); 4804 } 4805 } 4806 } 4807 4808 // We'll want to include browser possibilities in a few cases 4809 boolean includeBrowser = false; 4810 4811 // First try to add the "always" resolution(s) for the current user, if any 4812 if (alwaysList.size() > 0) { 4813 result.addAll(alwaysList); 4814 // if there is an "always" for the parent user, add it. 4815 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4816 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4817 result.add(xpDomainInfo.resolveInfo); 4818 } else { 4819 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4820 result.addAll(undefinedList); 4821 if (xpDomainInfo != null && ( 4822 xpDomainInfo.bestDomainVerificationStatus 4823 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4824 || xpDomainInfo.bestDomainVerificationStatus 4825 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4826 result.add(xpDomainInfo.resolveInfo); 4827 } 4828 includeBrowser = true; 4829 } 4830 4831 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4832 // If there were 'always' entries their preferred order has been set, so we also 4833 // back that off to make the alternatives equivalent 4834 if (alwaysAskList.size() > 0) { 4835 for (ResolveInfo i : result) { 4836 i.preferredOrder = 0; 4837 } 4838 result.addAll(alwaysAskList); 4839 includeBrowser = true; 4840 } 4841 4842 if (includeBrowser) { 4843 // Also add browsers (all of them or only the default one) 4844 if (DEBUG_DOMAIN_VERIFICATION) { 4845 Slog.v(TAG, " ...including browsers in candidate set"); 4846 } 4847 if ((matchFlags & MATCH_ALL) != 0) { 4848 result.addAll(matchAllList); 4849 } else { 4850 // Browser/generic handling case. If there's a default browser, go straight 4851 // to that (but only if there is no other higher-priority match). 4852 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4853 int maxMatchPrio = 0; 4854 ResolveInfo defaultBrowserMatch = null; 4855 final int numCandidates = matchAllList.size(); 4856 for (int n = 0; n < numCandidates; n++) { 4857 ResolveInfo info = matchAllList.get(n); 4858 // track the highest overall match priority... 4859 if (info.priority > maxMatchPrio) { 4860 maxMatchPrio = info.priority; 4861 } 4862 // ...and the highest-priority default browser match 4863 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4864 if (defaultBrowserMatch == null 4865 || (defaultBrowserMatch.priority < info.priority)) { 4866 if (debug) { 4867 Slog.v(TAG, "Considering default browser match " + info); 4868 } 4869 defaultBrowserMatch = info; 4870 } 4871 } 4872 } 4873 if (defaultBrowserMatch != null 4874 && defaultBrowserMatch.priority >= maxMatchPrio 4875 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4876 { 4877 if (debug) { 4878 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4879 } 4880 result.add(defaultBrowserMatch); 4881 } else { 4882 result.addAll(matchAllList); 4883 } 4884 } 4885 4886 // If there is nothing selected, add all candidates and remove the ones that the user 4887 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4888 if (result.size() == 0) { 4889 result.addAll(candidates); 4890 result.removeAll(neverList); 4891 } 4892 } 4893 } 4894 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4895 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4896 result.size()); 4897 for (ResolveInfo info : result) { 4898 Slog.v(TAG, " + " + info.activityInfo); 4899 } 4900 } 4901 return result; 4902 } 4903 4904 // Returns a packed value as a long: 4905 // 4906 // high 'int'-sized word: link status: undefined/ask/never/always. 4907 // low 'int'-sized word: relative priority among 'always' results. 4908 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4909 long result = ps.getDomainVerificationStatusForUser(userId); 4910 // if none available, get the master status 4911 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4912 if (ps.getIntentFilterVerificationInfo() != null) { 4913 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4914 } 4915 } 4916 return result; 4917 } 4918 4919 private ResolveInfo querySkipCurrentProfileIntents( 4920 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4921 int flags, int sourceUserId) { 4922 if (matchingFilters != null) { 4923 int size = matchingFilters.size(); 4924 for (int i = 0; i < size; i ++) { 4925 CrossProfileIntentFilter filter = matchingFilters.get(i); 4926 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4927 // Checking if there are activities in the target user that can handle the 4928 // intent. 4929 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4930 resolvedType, flags, sourceUserId); 4931 if (resolveInfo != null) { 4932 return resolveInfo; 4933 } 4934 } 4935 } 4936 } 4937 return null; 4938 } 4939 4940 // Return matching ResolveInfo if any for skip current profile intent filters. 4941 private ResolveInfo queryCrossProfileIntents( 4942 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4943 int flags, int sourceUserId) { 4944 if (matchingFilters != null) { 4945 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4946 // match the same intent. For performance reasons, it is better not to 4947 // run queryIntent twice for the same userId 4948 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4949 int size = matchingFilters.size(); 4950 for (int i = 0; i < size; i++) { 4951 CrossProfileIntentFilter filter = matchingFilters.get(i); 4952 int targetUserId = filter.getTargetUserId(); 4953 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4954 && !alreadyTriedUserIds.get(targetUserId)) { 4955 // Checking if there are activities in the target user that can handle the 4956 // intent. 4957 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4958 resolvedType, flags, sourceUserId); 4959 if (resolveInfo != null) return resolveInfo; 4960 alreadyTriedUserIds.put(targetUserId, true); 4961 } 4962 } 4963 } 4964 return null; 4965 } 4966 4967 /** 4968 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 4969 * will forward the intent to the filter's target user. 4970 * Otherwise, returns null. 4971 */ 4972 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 4973 String resolvedType, int flags, int sourceUserId) { 4974 int targetUserId = filter.getTargetUserId(); 4975 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4976 resolvedType, flags, targetUserId); 4977 if (resultTargetUser != null && !resultTargetUser.isEmpty() 4978 && isUserEnabled(targetUserId)) { 4979 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 4980 } 4981 return null; 4982 } 4983 4984 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 4985 int sourceUserId, int targetUserId) { 4986 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4987 long ident = Binder.clearCallingIdentity(); 4988 boolean targetIsProfile; 4989 try { 4990 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 4991 } finally { 4992 Binder.restoreCallingIdentity(ident); 4993 } 4994 String className; 4995 if (targetIsProfile) { 4996 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4997 } else { 4998 className = FORWARD_INTENT_TO_PARENT; 4999 } 5000 ComponentName forwardingActivityComponentName = new ComponentName( 5001 mAndroidApplication.packageName, className); 5002 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5003 sourceUserId); 5004 if (!targetIsProfile) { 5005 forwardingActivityInfo.showUserIcon = targetUserId; 5006 forwardingResolveInfo.noResourceId = true; 5007 } 5008 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5009 forwardingResolveInfo.priority = 0; 5010 forwardingResolveInfo.preferredOrder = 0; 5011 forwardingResolveInfo.match = 0; 5012 forwardingResolveInfo.isDefault = true; 5013 forwardingResolveInfo.filter = filter; 5014 forwardingResolveInfo.targetUserId = targetUserId; 5015 return forwardingResolveInfo; 5016 } 5017 5018 @Override 5019 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5020 Intent[] specifics, String[] specificTypes, Intent intent, 5021 String resolvedType, int flags, int userId) { 5022 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5023 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5024 false, "query intent activity options"); 5025 final String resultsAction = intent.getAction(); 5026 5027 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5028 | PackageManager.GET_RESOLVED_FILTER, userId); 5029 5030 if (DEBUG_INTENT_MATCHING) { 5031 Log.v(TAG, "Query " + intent + ": " + results); 5032 } 5033 5034 int specificsPos = 0; 5035 int N; 5036 5037 // todo: note that the algorithm used here is O(N^2). This 5038 // isn't a problem in our current environment, but if we start running 5039 // into situations where we have more than 5 or 10 matches then this 5040 // should probably be changed to something smarter... 5041 5042 // First we go through and resolve each of the specific items 5043 // that were supplied, taking care of removing any corresponding 5044 // duplicate items in the generic resolve list. 5045 if (specifics != null) { 5046 for (int i=0; i<specifics.length; i++) { 5047 final Intent sintent = specifics[i]; 5048 if (sintent == null) { 5049 continue; 5050 } 5051 5052 if (DEBUG_INTENT_MATCHING) { 5053 Log.v(TAG, "Specific #" + i + ": " + sintent); 5054 } 5055 5056 String action = sintent.getAction(); 5057 if (resultsAction != null && resultsAction.equals(action)) { 5058 // If this action was explicitly requested, then don't 5059 // remove things that have it. 5060 action = null; 5061 } 5062 5063 ResolveInfo ri = null; 5064 ActivityInfo ai = null; 5065 5066 ComponentName comp = sintent.getComponent(); 5067 if (comp == null) { 5068 ri = resolveIntent( 5069 sintent, 5070 specificTypes != null ? specificTypes[i] : null, 5071 flags, userId); 5072 if (ri == null) { 5073 continue; 5074 } 5075 if (ri == mResolveInfo) { 5076 // ACK! Must do something better with this. 5077 } 5078 ai = ri.activityInfo; 5079 comp = new ComponentName(ai.applicationInfo.packageName, 5080 ai.name); 5081 } else { 5082 ai = getActivityInfo(comp, flags, userId); 5083 if (ai == null) { 5084 continue; 5085 } 5086 } 5087 5088 // Look for any generic query activities that are duplicates 5089 // of this specific one, and remove them from the results. 5090 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5091 N = results.size(); 5092 int j; 5093 for (j=specificsPos; j<N; j++) { 5094 ResolveInfo sri = results.get(j); 5095 if ((sri.activityInfo.name.equals(comp.getClassName()) 5096 && sri.activityInfo.applicationInfo.packageName.equals( 5097 comp.getPackageName())) 5098 || (action != null && sri.filter.matchAction(action))) { 5099 results.remove(j); 5100 if (DEBUG_INTENT_MATCHING) Log.v( 5101 TAG, "Removing duplicate item from " + j 5102 + " due to specific " + specificsPos); 5103 if (ri == null) { 5104 ri = sri; 5105 } 5106 j--; 5107 N--; 5108 } 5109 } 5110 5111 // Add this specific item to its proper place. 5112 if (ri == null) { 5113 ri = new ResolveInfo(); 5114 ri.activityInfo = ai; 5115 } 5116 results.add(specificsPos, ri); 5117 ri.specificIndex = i; 5118 specificsPos++; 5119 } 5120 } 5121 5122 // Now we go through the remaining generic results and remove any 5123 // duplicate actions that are found here. 5124 N = results.size(); 5125 for (int i=specificsPos; i<N-1; i++) { 5126 final ResolveInfo rii = results.get(i); 5127 if (rii.filter == null) { 5128 continue; 5129 } 5130 5131 // Iterate over all of the actions of this result's intent 5132 // filter... typically this should be just one. 5133 final Iterator<String> it = rii.filter.actionsIterator(); 5134 if (it == null) { 5135 continue; 5136 } 5137 while (it.hasNext()) { 5138 final String action = it.next(); 5139 if (resultsAction != null && resultsAction.equals(action)) { 5140 // If this action was explicitly requested, then don't 5141 // remove things that have it. 5142 continue; 5143 } 5144 for (int j=i+1; j<N; j++) { 5145 final ResolveInfo rij = results.get(j); 5146 if (rij.filter != null && rij.filter.hasAction(action)) { 5147 results.remove(j); 5148 if (DEBUG_INTENT_MATCHING) Log.v( 5149 TAG, "Removing duplicate item from " + j 5150 + " due to action " + action + " at " + i); 5151 j--; 5152 N--; 5153 } 5154 } 5155 } 5156 5157 // If the caller didn't request filter information, drop it now 5158 // so we don't have to marshall/unmarshall it. 5159 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5160 rii.filter = null; 5161 } 5162 } 5163 5164 // Filter out the caller activity if so requested. 5165 if (caller != null) { 5166 N = results.size(); 5167 for (int i=0; i<N; i++) { 5168 ActivityInfo ainfo = results.get(i).activityInfo; 5169 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5170 && caller.getClassName().equals(ainfo.name)) { 5171 results.remove(i); 5172 break; 5173 } 5174 } 5175 } 5176 5177 // If the caller didn't request filter information, 5178 // drop them now so we don't have to 5179 // marshall/unmarshall it. 5180 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5181 N = results.size(); 5182 for (int i=0; i<N; i++) { 5183 results.get(i).filter = null; 5184 } 5185 } 5186 5187 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5188 return results; 5189 } 5190 5191 @Override 5192 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5193 int userId) { 5194 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5195 ComponentName comp = intent.getComponent(); 5196 if (comp == null) { 5197 if (intent.getSelector() != null) { 5198 intent = intent.getSelector(); 5199 comp = intent.getComponent(); 5200 } 5201 } 5202 if (comp != null) { 5203 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5204 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5205 if (ai != null) { 5206 ResolveInfo ri = new ResolveInfo(); 5207 ri.activityInfo = ai; 5208 list.add(ri); 5209 } 5210 return list; 5211 } 5212 5213 // reader 5214 synchronized (mPackages) { 5215 String pkgName = intent.getPackage(); 5216 if (pkgName == null) { 5217 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5218 } 5219 final PackageParser.Package pkg = mPackages.get(pkgName); 5220 if (pkg != null) { 5221 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5222 userId); 5223 } 5224 return null; 5225 } 5226 } 5227 5228 @Override 5229 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5230 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5231 if (!sUserManager.exists(userId)) return null; 5232 if (query != null) { 5233 if (query.size() >= 1) { 5234 // If there is more than one service with the same priority, 5235 // just arbitrarily pick the first one. 5236 return query.get(0); 5237 } 5238 } 5239 return null; 5240 } 5241 5242 @Override 5243 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5244 int userId) { 5245 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5246 ComponentName comp = intent.getComponent(); 5247 if (comp == null) { 5248 if (intent.getSelector() != null) { 5249 intent = intent.getSelector(); 5250 comp = intent.getComponent(); 5251 } 5252 } 5253 if (comp != null) { 5254 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5255 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5256 if (si != null) { 5257 final ResolveInfo ri = new ResolveInfo(); 5258 ri.serviceInfo = si; 5259 list.add(ri); 5260 } 5261 return list; 5262 } 5263 5264 // reader 5265 synchronized (mPackages) { 5266 String pkgName = intent.getPackage(); 5267 if (pkgName == null) { 5268 return mServices.queryIntent(intent, resolvedType, flags, userId); 5269 } 5270 final PackageParser.Package pkg = mPackages.get(pkgName); 5271 if (pkg != null) { 5272 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5273 userId); 5274 } 5275 return null; 5276 } 5277 } 5278 5279 @Override 5280 public List<ResolveInfo> queryIntentContentProviders( 5281 Intent intent, String resolvedType, int flags, int userId) { 5282 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5283 ComponentName comp = intent.getComponent(); 5284 if (comp == null) { 5285 if (intent.getSelector() != null) { 5286 intent = intent.getSelector(); 5287 comp = intent.getComponent(); 5288 } 5289 } 5290 if (comp != null) { 5291 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5292 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5293 if (pi != null) { 5294 final ResolveInfo ri = new ResolveInfo(); 5295 ri.providerInfo = pi; 5296 list.add(ri); 5297 } 5298 return list; 5299 } 5300 5301 // reader 5302 synchronized (mPackages) { 5303 String pkgName = intent.getPackage(); 5304 if (pkgName == null) { 5305 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5306 } 5307 final PackageParser.Package pkg = mPackages.get(pkgName); 5308 if (pkg != null) { 5309 return mProviders.queryIntentForPackage( 5310 intent, resolvedType, flags, pkg.providers, userId); 5311 } 5312 return null; 5313 } 5314 } 5315 5316 @Override 5317 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5318 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5319 5320 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5321 5322 // writer 5323 synchronized (mPackages) { 5324 ArrayList<PackageInfo> list; 5325 if (listUninstalled) { 5326 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5327 for (PackageSetting ps : mSettings.mPackages.values()) { 5328 PackageInfo pi; 5329 if (ps.pkg != null) { 5330 pi = generatePackageInfo(ps.pkg, flags, userId); 5331 } else { 5332 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5333 } 5334 if (pi != null) { 5335 list.add(pi); 5336 } 5337 } 5338 } else { 5339 list = new ArrayList<PackageInfo>(mPackages.size()); 5340 for (PackageParser.Package p : mPackages.values()) { 5341 PackageInfo pi = generatePackageInfo(p, flags, userId); 5342 if (pi != null) { 5343 list.add(pi); 5344 } 5345 } 5346 } 5347 5348 return new ParceledListSlice<PackageInfo>(list); 5349 } 5350 } 5351 5352 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5353 String[] permissions, boolean[] tmp, int flags, int userId) { 5354 int numMatch = 0; 5355 final PermissionsState permissionsState = ps.getPermissionsState(); 5356 for (int i=0; i<permissions.length; i++) { 5357 final String permission = permissions[i]; 5358 if (permissionsState.hasPermission(permission, userId)) { 5359 tmp[i] = true; 5360 numMatch++; 5361 } else { 5362 tmp[i] = false; 5363 } 5364 } 5365 if (numMatch == 0) { 5366 return; 5367 } 5368 PackageInfo pi; 5369 if (ps.pkg != null) { 5370 pi = generatePackageInfo(ps.pkg, flags, userId); 5371 } else { 5372 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5373 } 5374 // The above might return null in cases of uninstalled apps or install-state 5375 // skew across users/profiles. 5376 if (pi != null) { 5377 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5378 if (numMatch == permissions.length) { 5379 pi.requestedPermissions = permissions; 5380 } else { 5381 pi.requestedPermissions = new String[numMatch]; 5382 numMatch = 0; 5383 for (int i=0; i<permissions.length; i++) { 5384 if (tmp[i]) { 5385 pi.requestedPermissions[numMatch] = permissions[i]; 5386 numMatch++; 5387 } 5388 } 5389 } 5390 } 5391 list.add(pi); 5392 } 5393 } 5394 5395 @Override 5396 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5397 String[] permissions, int flags, int userId) { 5398 if (!sUserManager.exists(userId)) return null; 5399 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5400 5401 // writer 5402 synchronized (mPackages) { 5403 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5404 boolean[] tmpBools = new boolean[permissions.length]; 5405 if (listUninstalled) { 5406 for (PackageSetting ps : mSettings.mPackages.values()) { 5407 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5408 } 5409 } else { 5410 for (PackageParser.Package pkg : mPackages.values()) { 5411 PackageSetting ps = (PackageSetting)pkg.mExtras; 5412 if (ps != null) { 5413 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5414 userId); 5415 } 5416 } 5417 } 5418 5419 return new ParceledListSlice<PackageInfo>(list); 5420 } 5421 } 5422 5423 @Override 5424 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5425 if (!sUserManager.exists(userId)) return null; 5426 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5427 5428 // writer 5429 synchronized (mPackages) { 5430 ArrayList<ApplicationInfo> list; 5431 if (listUninstalled) { 5432 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5433 for (PackageSetting ps : mSettings.mPackages.values()) { 5434 ApplicationInfo ai; 5435 if (ps.pkg != null) { 5436 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5437 ps.readUserState(userId), userId); 5438 } else { 5439 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5440 } 5441 if (ai != null) { 5442 list.add(ai); 5443 } 5444 } 5445 } else { 5446 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5447 for (PackageParser.Package p : mPackages.values()) { 5448 if (p.mExtras != null) { 5449 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5450 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5451 if (ai != null) { 5452 list.add(ai); 5453 } 5454 } 5455 } 5456 } 5457 5458 return new ParceledListSlice<ApplicationInfo>(list); 5459 } 5460 } 5461 5462 public List<ApplicationInfo> getPersistentApplications(int flags) { 5463 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5464 5465 // reader 5466 synchronized (mPackages) { 5467 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5468 final int userId = UserHandle.getCallingUserId(); 5469 while (i.hasNext()) { 5470 final PackageParser.Package p = i.next(); 5471 if (p.applicationInfo != null 5472 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5473 && (!mSafeMode || isSystemApp(p))) { 5474 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5475 if (ps != null) { 5476 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5477 ps.readUserState(userId), userId); 5478 if (ai != null) { 5479 finalList.add(ai); 5480 } 5481 } 5482 } 5483 } 5484 } 5485 5486 return finalList; 5487 } 5488 5489 @Override 5490 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5491 if (!sUserManager.exists(userId)) return null; 5492 // reader 5493 synchronized (mPackages) { 5494 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5495 PackageSetting ps = provider != null 5496 ? mSettings.mPackages.get(provider.owner.packageName) 5497 : null; 5498 return ps != null 5499 && mSettings.isEnabledLPr(provider.info, flags, userId) 5500 && (!mSafeMode || (provider.info.applicationInfo.flags 5501 &ApplicationInfo.FLAG_SYSTEM) != 0) 5502 ? PackageParser.generateProviderInfo(provider, flags, 5503 ps.readUserState(userId), userId) 5504 : null; 5505 } 5506 } 5507 5508 /** 5509 * @deprecated 5510 */ 5511 @Deprecated 5512 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5513 // reader 5514 synchronized (mPackages) { 5515 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5516 .entrySet().iterator(); 5517 final int userId = UserHandle.getCallingUserId(); 5518 while (i.hasNext()) { 5519 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5520 PackageParser.Provider p = entry.getValue(); 5521 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5522 5523 if (ps != null && p.syncable 5524 && (!mSafeMode || (p.info.applicationInfo.flags 5525 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5526 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5527 ps.readUserState(userId), userId); 5528 if (info != null) { 5529 outNames.add(entry.getKey()); 5530 outInfo.add(info); 5531 } 5532 } 5533 } 5534 } 5535 } 5536 5537 @Override 5538 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5539 int uid, int flags) { 5540 ArrayList<ProviderInfo> finalList = null; 5541 // reader 5542 synchronized (mPackages) { 5543 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5544 final int userId = processName != null ? 5545 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5546 while (i.hasNext()) { 5547 final PackageParser.Provider p = i.next(); 5548 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5549 if (ps != null && p.info.authority != null 5550 && (processName == null 5551 || (p.info.processName.equals(processName) 5552 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5553 && mSettings.isEnabledLPr(p.info, flags, userId) 5554 && (!mSafeMode 5555 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5556 if (finalList == null) { 5557 finalList = new ArrayList<ProviderInfo>(3); 5558 } 5559 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5560 ps.readUserState(userId), userId); 5561 if (info != null) { 5562 finalList.add(info); 5563 } 5564 } 5565 } 5566 } 5567 5568 if (finalList != null) { 5569 Collections.sort(finalList, mProviderInitOrderSorter); 5570 return new ParceledListSlice<ProviderInfo>(finalList); 5571 } 5572 5573 return null; 5574 } 5575 5576 @Override 5577 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5578 int flags) { 5579 // reader 5580 synchronized (mPackages) { 5581 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5582 return PackageParser.generateInstrumentationInfo(i, flags); 5583 } 5584 } 5585 5586 @Override 5587 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5588 int flags) { 5589 ArrayList<InstrumentationInfo> finalList = 5590 new ArrayList<InstrumentationInfo>(); 5591 5592 // reader 5593 synchronized (mPackages) { 5594 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5595 while (i.hasNext()) { 5596 final PackageParser.Instrumentation p = i.next(); 5597 if (targetPackage == null 5598 || targetPackage.equals(p.info.targetPackage)) { 5599 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5600 flags); 5601 if (ii != null) { 5602 finalList.add(ii); 5603 } 5604 } 5605 } 5606 } 5607 5608 return finalList; 5609 } 5610 5611 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5612 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5613 if (overlays == null) { 5614 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5615 return; 5616 } 5617 for (PackageParser.Package opkg : overlays.values()) { 5618 // Not much to do if idmap fails: we already logged the error 5619 // and we certainly don't want to abort installation of pkg simply 5620 // because an overlay didn't fit properly. For these reasons, 5621 // ignore the return value of createIdmapForPackagePairLI. 5622 createIdmapForPackagePairLI(pkg, opkg); 5623 } 5624 } 5625 5626 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5627 PackageParser.Package opkg) { 5628 if (!opkg.mTrustedOverlay) { 5629 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5630 opkg.baseCodePath + ": overlay not trusted"); 5631 return false; 5632 } 5633 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5634 if (overlaySet == null) { 5635 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5636 opkg.baseCodePath + " but target package has no known overlays"); 5637 return false; 5638 } 5639 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5640 // TODO: generate idmap for split APKs 5641 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5642 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5643 + opkg.baseCodePath); 5644 return false; 5645 } 5646 PackageParser.Package[] overlayArray = 5647 overlaySet.values().toArray(new PackageParser.Package[0]); 5648 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5649 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5650 return p1.mOverlayPriority - p2.mOverlayPriority; 5651 } 5652 }; 5653 Arrays.sort(overlayArray, cmp); 5654 5655 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5656 int i = 0; 5657 for (PackageParser.Package p : overlayArray) { 5658 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5659 } 5660 return true; 5661 } 5662 5663 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5665 try { 5666 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5667 } finally { 5668 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5669 } 5670 } 5671 5672 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5673 final File[] files = dir.listFiles(); 5674 if (ArrayUtils.isEmpty(files)) { 5675 Log.d(TAG, "No files in app dir " + dir); 5676 return; 5677 } 5678 5679 if (DEBUG_PACKAGE_SCANNING) { 5680 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5681 + " flags=0x" + Integer.toHexString(parseFlags)); 5682 } 5683 5684 for (File file : files) { 5685 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5686 && !PackageInstallerService.isStageName(file.getName()); 5687 if (!isPackage) { 5688 // Ignore entries which are not packages 5689 continue; 5690 } 5691 try { 5692 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5693 scanFlags, currentTime, UserHandle.SYSTEM); 5694 } catch (PackageManagerException e) { 5695 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5696 5697 // Delete invalid userdata apps 5698 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5699 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5700 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5701 if (file.isDirectory()) { 5702 mInstaller.rmPackageDir(file.getAbsolutePath()); 5703 } else { 5704 file.delete(); 5705 } 5706 } 5707 } 5708 } 5709 } 5710 5711 private static File getSettingsProblemFile() { 5712 File dataDir = Environment.getDataDirectory(); 5713 File systemDir = new File(dataDir, "system"); 5714 File fname = new File(systemDir, "uiderrors.txt"); 5715 return fname; 5716 } 5717 5718 static void reportSettingsProblem(int priority, String msg) { 5719 logCriticalInfo(priority, msg); 5720 } 5721 5722 static void logCriticalInfo(int priority, String msg) { 5723 Slog.println(priority, TAG, msg); 5724 EventLogTags.writePmCriticalInfo(msg); 5725 try { 5726 File fname = getSettingsProblemFile(); 5727 FileOutputStream out = new FileOutputStream(fname, true); 5728 PrintWriter pw = new FastPrintWriter(out); 5729 SimpleDateFormat formatter = new SimpleDateFormat(); 5730 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5731 pw.println(dateString + ": " + msg); 5732 pw.close(); 5733 FileUtils.setPermissions( 5734 fname.toString(), 5735 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5736 -1, -1); 5737 } catch (java.io.IOException e) { 5738 } 5739 } 5740 5741 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5742 PackageParser.Package pkg, File srcFile, int parseFlags) 5743 throws PackageManagerException { 5744 if (ps != null 5745 && ps.codePath.equals(srcFile) 5746 && ps.timeStamp == srcFile.lastModified() 5747 && !isCompatSignatureUpdateNeeded(pkg) 5748 && !isRecoverSignatureUpdateNeeded(pkg)) { 5749 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5750 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5751 ArraySet<PublicKey> signingKs; 5752 synchronized (mPackages) { 5753 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5754 } 5755 if (ps.signatures.mSignatures != null 5756 && ps.signatures.mSignatures.length != 0 5757 && signingKs != null) { 5758 // Optimization: reuse the existing cached certificates 5759 // if the package appears to be unchanged. 5760 pkg.mSignatures = ps.signatures.mSignatures; 5761 pkg.mSigningKeys = signingKs; 5762 return; 5763 } 5764 5765 Slog.w(TAG, "PackageSetting for " + ps.name 5766 + " is missing signatures. Collecting certs again to recover them."); 5767 } else { 5768 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5769 } 5770 5771 try { 5772 pp.collectCertificates(pkg, parseFlags); 5773 pp.collectManifestDigest(pkg); 5774 } catch (PackageParserException e) { 5775 throw PackageManagerException.from(e); 5776 } 5777 } 5778 5779 /** 5780 * Traces a package scan. 5781 * @see #scanPackageLI(File, int, int, long, UserHandle) 5782 */ 5783 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 5784 long currentTime, UserHandle user) throws PackageManagerException { 5785 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 5786 try { 5787 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 5788 } finally { 5789 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5790 } 5791 } 5792 5793 /** 5794 * Scans a package and returns the newly parsed package. 5795 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 5796 */ 5797 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5798 long currentTime, UserHandle user) throws PackageManagerException { 5799 Preconditions.checkNotNull(user); 5800 5801 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5802 parseFlags |= mDefParseFlags; 5803 PackageParser pp = new PackageParser(); 5804 pp.setSeparateProcesses(mSeparateProcesses); 5805 pp.setOnlyCoreApps(mOnlyCore); 5806 pp.setDisplayMetrics(mMetrics); 5807 5808 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5809 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5810 } 5811 5812 final PackageParser.Package pkg; 5813 try { 5814 pkg = pp.parsePackage(scanFile, parseFlags); 5815 } catch (PackageParserException e) { 5816 throw PackageManagerException.from(e); 5817 } 5818 5819 PackageSetting ps = null; 5820 PackageSetting updatedPkg; 5821 // reader 5822 synchronized (mPackages) { 5823 // Look to see if we already know about this package. 5824 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5825 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5826 // This package has been renamed to its original name. Let's 5827 // use that. 5828 ps = mSettings.peekPackageLPr(oldName); 5829 } 5830 // If there was no original package, see one for the real package name. 5831 if (ps == null) { 5832 ps = mSettings.peekPackageLPr(pkg.packageName); 5833 } 5834 // Check to see if this package could be hiding/updating a system 5835 // package. Must look for it either under the original or real 5836 // package name depending on our state. 5837 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5838 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5839 } 5840 boolean updatedPkgBetter = false; 5841 // First check if this is a system package that may involve an update 5842 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 5843 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5844 // it needs to drop FLAG_PRIVILEGED. 5845 if (locationIsPrivileged(scanFile)) { 5846 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5847 } else { 5848 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5849 } 5850 5851 if (ps != null && !ps.codePath.equals(scanFile)) { 5852 // The path has changed from what was last scanned... check the 5853 // version of the new path against what we have stored to determine 5854 // what to do. 5855 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5856 if (pkg.mVersionCode <= ps.versionCode) { 5857 // The system package has been updated and the code path does not match 5858 // Ignore entry. Skip it. 5859 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5860 + " ignored: updated version " + ps.versionCode 5861 + " better than this " + pkg.mVersionCode); 5862 if (!updatedPkg.codePath.equals(scanFile)) { 5863 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5864 + ps.name + " changing from " + updatedPkg.codePathString 5865 + " to " + scanFile); 5866 updatedPkg.codePath = scanFile; 5867 updatedPkg.codePathString = scanFile.toString(); 5868 updatedPkg.resourcePath = scanFile; 5869 updatedPkg.resourcePathString = scanFile.toString(); 5870 } 5871 updatedPkg.pkg = pkg; 5872 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5873 "Package " + ps.name + " at " + scanFile 5874 + " ignored: updated version " + ps.versionCode 5875 + " better than this " + pkg.mVersionCode); 5876 } else { 5877 // The current app on the system partition is better than 5878 // what we have updated to on the data partition; switch 5879 // back to the system partition version. 5880 // At this point, its safely assumed that package installation for 5881 // apps in system partition will go through. If not there won't be a working 5882 // version of the app 5883 // writer 5884 synchronized (mPackages) { 5885 // Just remove the loaded entries from package lists. 5886 mPackages.remove(ps.name); 5887 } 5888 5889 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5890 + " reverting from " + ps.codePathString 5891 + ": new version " + pkg.mVersionCode 5892 + " better than installed " + ps.versionCode); 5893 5894 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5895 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5896 synchronized (mInstallLock) { 5897 args.cleanUpResourcesLI(); 5898 } 5899 synchronized (mPackages) { 5900 mSettings.enableSystemPackageLPw(ps.name); 5901 } 5902 updatedPkgBetter = true; 5903 } 5904 } 5905 } 5906 5907 if (updatedPkg != null) { 5908 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5909 // initially 5910 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5911 5912 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5913 // flag set initially 5914 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5915 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5916 } 5917 } 5918 5919 // Verify certificates against what was last scanned 5920 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5921 5922 /* 5923 * A new system app appeared, but we already had a non-system one of the 5924 * same name installed earlier. 5925 */ 5926 boolean shouldHideSystemApp = false; 5927 if (updatedPkg == null && ps != null 5928 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5929 /* 5930 * Check to make sure the signatures match first. If they don't, 5931 * wipe the installed application and its data. 5932 */ 5933 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5934 != PackageManager.SIGNATURE_MATCH) { 5935 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5936 + " signatures don't match existing userdata copy; removing"); 5937 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5938 ps = null; 5939 } else { 5940 /* 5941 * If the newly-added system app is an older version than the 5942 * already installed version, hide it. It will be scanned later 5943 * and re-added like an update. 5944 */ 5945 if (pkg.mVersionCode <= ps.versionCode) { 5946 shouldHideSystemApp = true; 5947 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5948 + " but new version " + pkg.mVersionCode + " better than installed " 5949 + ps.versionCode + "; hiding system"); 5950 } else { 5951 /* 5952 * The newly found system app is a newer version that the 5953 * one previously installed. Simply remove the 5954 * already-installed application and replace it with our own 5955 * while keeping the application data. 5956 */ 5957 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5958 + " reverting from " + ps.codePathString + ": new version " 5959 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5960 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5961 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5962 synchronized (mInstallLock) { 5963 args.cleanUpResourcesLI(); 5964 } 5965 } 5966 } 5967 } 5968 5969 // The apk is forward locked (not public) if its code and resources 5970 // are kept in different files. (except for app in either system or 5971 // vendor path). 5972 // TODO grab this value from PackageSettings 5973 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5974 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5975 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5976 } 5977 } 5978 5979 // TODO: extend to support forward-locked splits 5980 String resourcePath = null; 5981 String baseResourcePath = null; 5982 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5983 if (ps != null && ps.resourcePathString != null) { 5984 resourcePath = ps.resourcePathString; 5985 baseResourcePath = ps.resourcePathString; 5986 } else { 5987 // Should not happen at all. Just log an error. 5988 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5989 } 5990 } else { 5991 resourcePath = pkg.codePath; 5992 baseResourcePath = pkg.baseCodePath; 5993 } 5994 5995 // Set application objects path explicitly. 5996 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5997 pkg.applicationInfo.setCodePath(pkg.codePath); 5998 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5999 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6000 pkg.applicationInfo.setResourcePath(resourcePath); 6001 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6002 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6003 6004 // Note that we invoke the following method only if we are about to unpack an application 6005 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6006 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6007 6008 /* 6009 * If the system app should be overridden by a previously installed 6010 * data, hide the system app now and let the /data/app scan pick it up 6011 * again. 6012 */ 6013 if (shouldHideSystemApp) { 6014 synchronized (mPackages) { 6015 mSettings.disableSystemPackageLPw(pkg.packageName); 6016 } 6017 } 6018 6019 return scannedPkg; 6020 } 6021 6022 private static String fixProcessName(String defProcessName, 6023 String processName, int uid) { 6024 if (processName == null) { 6025 return defProcessName; 6026 } 6027 return processName; 6028 } 6029 6030 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6031 throws PackageManagerException { 6032 if (pkgSetting.signatures.mSignatures != null) { 6033 // Already existing package. Make sure signatures match 6034 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6035 == PackageManager.SIGNATURE_MATCH; 6036 if (!match) { 6037 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6038 == PackageManager.SIGNATURE_MATCH; 6039 } 6040 if (!match) { 6041 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6042 == PackageManager.SIGNATURE_MATCH; 6043 } 6044 if (!match) { 6045 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6046 + pkg.packageName + " signatures do not match the " 6047 + "previously installed version; ignoring!"); 6048 } 6049 } 6050 6051 // Check for shared user signatures 6052 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6053 // Already existing package. Make sure signatures match 6054 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6055 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6056 if (!match) { 6057 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6058 == PackageManager.SIGNATURE_MATCH; 6059 } 6060 if (!match) { 6061 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6062 == PackageManager.SIGNATURE_MATCH; 6063 } 6064 if (!match) { 6065 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6066 "Package " + pkg.packageName 6067 + " has no signatures that match those in shared user " 6068 + pkgSetting.sharedUser.name + "; ignoring!"); 6069 } 6070 } 6071 } 6072 6073 /** 6074 * Enforces that only the system UID or root's UID can call a method exposed 6075 * via Binder. 6076 * 6077 * @param message used as message if SecurityException is thrown 6078 * @throws SecurityException if the caller is not system or root 6079 */ 6080 private static final void enforceSystemOrRoot(String message) { 6081 final int uid = Binder.getCallingUid(); 6082 if (uid != Process.SYSTEM_UID && uid != 0) { 6083 throw new SecurityException(message); 6084 } 6085 } 6086 6087 @Override 6088 public void performBootDexOpt() { 6089 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6090 6091 // Before everything else, see whether we need to fstrim. 6092 try { 6093 IMountService ms = PackageHelper.getMountService(); 6094 if (ms != null) { 6095 final boolean isUpgrade = isUpgrade(); 6096 boolean doTrim = isUpgrade; 6097 if (doTrim) { 6098 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6099 } else { 6100 final long interval = android.provider.Settings.Global.getLong( 6101 mContext.getContentResolver(), 6102 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6103 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6104 if (interval > 0) { 6105 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6106 if (timeSinceLast > interval) { 6107 doTrim = true; 6108 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6109 + "; running immediately"); 6110 } 6111 } 6112 } 6113 if (doTrim) { 6114 if (!isFirstBoot()) { 6115 try { 6116 ActivityManagerNative.getDefault().showBootMessage( 6117 mContext.getResources().getString( 6118 R.string.android_upgrading_fstrim), true); 6119 } catch (RemoteException e) { 6120 } 6121 } 6122 ms.runMaintenance(); 6123 } 6124 } else { 6125 Slog.e(TAG, "Mount service unavailable!"); 6126 } 6127 } catch (RemoteException e) { 6128 // Can't happen; MountService is local 6129 } 6130 6131 final ArraySet<PackageParser.Package> pkgs; 6132 synchronized (mPackages) { 6133 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6134 } 6135 6136 if (pkgs != null) { 6137 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6138 // in case the device runs out of space. 6139 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6140 // Give priority to core apps. 6141 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6142 PackageParser.Package pkg = it.next(); 6143 if (pkg.coreApp) { 6144 if (DEBUG_DEXOPT) { 6145 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6146 } 6147 sortedPkgs.add(pkg); 6148 it.remove(); 6149 } 6150 } 6151 // Give priority to system apps that listen for pre boot complete. 6152 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6153 ArraySet<String> pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM); 6154 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6155 PackageParser.Package pkg = it.next(); 6156 if (pkgNames.contains(pkg.packageName)) { 6157 if (DEBUG_DEXOPT) { 6158 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6159 } 6160 sortedPkgs.add(pkg); 6161 it.remove(); 6162 } 6163 } 6164 // Filter out packages that aren't recently used. 6165 filterRecentlyUsedApps(pkgs); 6166 // Add all remaining apps. 6167 for (PackageParser.Package pkg : pkgs) { 6168 if (DEBUG_DEXOPT) { 6169 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6170 } 6171 sortedPkgs.add(pkg); 6172 } 6173 6174 // If we want to be lazy, filter everything that wasn't recently used. 6175 if (mLazyDexOpt) { 6176 filterRecentlyUsedApps(sortedPkgs); 6177 } 6178 6179 int i = 0; 6180 int total = sortedPkgs.size(); 6181 File dataDir = Environment.getDataDirectory(); 6182 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6183 if (lowThreshold == 0) { 6184 throw new IllegalStateException("Invalid low memory threshold"); 6185 } 6186 for (PackageParser.Package pkg : sortedPkgs) { 6187 long usableSpace = dataDir.getUsableSpace(); 6188 if (usableSpace < lowThreshold) { 6189 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6190 break; 6191 } 6192 performBootDexOpt(pkg, ++i, total); 6193 } 6194 } 6195 } 6196 6197 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6198 // Filter out packages that aren't recently used. 6199 // 6200 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6201 // should do a full dexopt. 6202 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6203 int total = pkgs.size(); 6204 int skipped = 0; 6205 long now = System.currentTimeMillis(); 6206 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6207 PackageParser.Package pkg = i.next(); 6208 long then = pkg.mLastPackageUsageTimeInMills; 6209 if (then + mDexOptLRUThresholdInMills < now) { 6210 if (DEBUG_DEXOPT) { 6211 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6212 ((then == 0) ? "never" : new Date(then))); 6213 } 6214 i.remove(); 6215 skipped++; 6216 } 6217 } 6218 if (DEBUG_DEXOPT) { 6219 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6220 } 6221 } 6222 } 6223 6224 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6225 List<ResolveInfo> ris = null; 6226 try { 6227 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6228 intent, null, 0, userId); 6229 } catch (RemoteException e) { 6230 } 6231 ArraySet<String> pkgNames = new ArraySet<String>(); 6232 if (ris != null) { 6233 for (ResolveInfo ri : ris) { 6234 pkgNames.add(ri.activityInfo.packageName); 6235 } 6236 } 6237 return pkgNames; 6238 } 6239 6240 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6241 if (DEBUG_DEXOPT) { 6242 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6243 } 6244 if (!isFirstBoot()) { 6245 try { 6246 ActivityManagerNative.getDefault().showBootMessage( 6247 mContext.getResources().getString(R.string.android_upgrading_apk, 6248 curr, total), true); 6249 } catch (RemoteException e) { 6250 } 6251 } 6252 PackageParser.Package p = pkg; 6253 synchronized (mInstallLock) { 6254 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6255 false /* force dex */, false /* defer */, true /* include dependencies */, 6256 false /* boot complete */, false /*useJit*/); 6257 } 6258 } 6259 6260 @Override 6261 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6262 return performDexOptTraced(packageName, instructionSet, false); 6263 } 6264 6265 public boolean performDexOpt( 6266 String packageName, String instructionSet, boolean backgroundDexopt) { 6267 return performDexOptTraced(packageName, instructionSet, backgroundDexopt); 6268 } 6269 6270 private boolean performDexOptTraced( 6271 String packageName, String instructionSet, boolean backgroundDexopt) { 6272 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6273 try { 6274 return performDexOptInternal(packageName, instructionSet, backgroundDexopt); 6275 } finally { 6276 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6277 } 6278 } 6279 6280 private boolean performDexOptInternal( 6281 String packageName, String instructionSet, boolean backgroundDexopt) { 6282 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6283 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6284 if (!dexopt && !updateUsage) { 6285 // We aren't going to dexopt or update usage, so bail early. 6286 return false; 6287 } 6288 PackageParser.Package p; 6289 final String targetInstructionSet; 6290 synchronized (mPackages) { 6291 p = mPackages.get(packageName); 6292 if (p == null) { 6293 return false; 6294 } 6295 if (updateUsage) { 6296 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6297 } 6298 mPackageUsage.write(false); 6299 if (!dexopt) { 6300 // We aren't going to dexopt, so bail early. 6301 return false; 6302 } 6303 6304 targetInstructionSet = instructionSet != null ? instructionSet : 6305 getPrimaryInstructionSet(p.applicationInfo); 6306 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6307 return false; 6308 } 6309 } 6310 long callingId = Binder.clearCallingIdentity(); 6311 try { 6312 synchronized (mInstallLock) { 6313 final String[] instructionSets = new String[] { targetInstructionSet }; 6314 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6315 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6316 true /* boot complete */, false /*useJit*/); 6317 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6318 } 6319 } finally { 6320 Binder.restoreCallingIdentity(callingId); 6321 } 6322 } 6323 6324 public ArraySet<String> getPackagesThatNeedDexOpt() { 6325 ArraySet<String> pkgs = null; 6326 synchronized (mPackages) { 6327 for (PackageParser.Package p : mPackages.values()) { 6328 if (DEBUG_DEXOPT) { 6329 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6330 } 6331 if (!p.mDexOptPerformed.isEmpty()) { 6332 continue; 6333 } 6334 if (pkgs == null) { 6335 pkgs = new ArraySet<String>(); 6336 } 6337 pkgs.add(p.packageName); 6338 } 6339 } 6340 return pkgs; 6341 } 6342 6343 public void shutdown() { 6344 mPackageUsage.write(true); 6345 } 6346 6347 @Override 6348 public void forceDexOpt(String packageName) { 6349 enforceSystemOrRoot("forceDexOpt"); 6350 6351 PackageParser.Package pkg; 6352 synchronized (mPackages) { 6353 pkg = mPackages.get(packageName); 6354 if (pkg == null) { 6355 throw new IllegalArgumentException("Missing package: " + packageName); 6356 } 6357 } 6358 6359 synchronized (mInstallLock) { 6360 final String[] instructionSets = new String[] { 6361 getPrimaryInstructionSet(pkg.applicationInfo) }; 6362 6363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6364 6365 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6366 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6367 true /* boot complete */, false /*useJit*/); 6368 6369 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6370 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6371 throw new IllegalStateException("Failed to dexopt: " + res); 6372 } 6373 } 6374 } 6375 6376 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6377 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6378 Slog.w(TAG, "Unable to update from " + oldPkg.name 6379 + " to " + newPkg.packageName 6380 + ": old package not in system partition"); 6381 return false; 6382 } else if (mPackages.get(oldPkg.name) != null) { 6383 Slog.w(TAG, "Unable to update from " + oldPkg.name 6384 + " to " + newPkg.packageName 6385 + ": old package still exists"); 6386 return false; 6387 } 6388 return true; 6389 } 6390 6391 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6392 int[] users = sUserManager.getUserIds(); 6393 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6394 if (res < 0) { 6395 return res; 6396 } 6397 for (int user : users) { 6398 if (user != 0) { 6399 res = mInstaller.createUserData(volumeUuid, packageName, 6400 UserHandle.getUid(user, uid), user, seinfo); 6401 if (res < 0) { 6402 return res; 6403 } 6404 } 6405 } 6406 return res; 6407 } 6408 6409 private int removeDataDirsLI(String volumeUuid, String packageName) { 6410 int[] users = sUserManager.getUserIds(); 6411 int res = 0; 6412 for (int user : users) { 6413 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6414 if (resInner < 0) { 6415 res = resInner; 6416 } 6417 } 6418 6419 return res; 6420 } 6421 6422 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6423 int[] users = sUserManager.getUserIds(); 6424 int res = 0; 6425 for (int user : users) { 6426 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6427 if (resInner < 0) { 6428 res = resInner; 6429 } 6430 } 6431 return res; 6432 } 6433 6434 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6435 PackageParser.Package changingLib) { 6436 if (file.path != null) { 6437 usesLibraryFiles.add(file.path); 6438 return; 6439 } 6440 PackageParser.Package p = mPackages.get(file.apk); 6441 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6442 // If we are doing this while in the middle of updating a library apk, 6443 // then we need to make sure to use that new apk for determining the 6444 // dependencies here. (We haven't yet finished committing the new apk 6445 // to the package manager state.) 6446 if (p == null || p.packageName.equals(changingLib.packageName)) { 6447 p = changingLib; 6448 } 6449 } 6450 if (p != null) { 6451 usesLibraryFiles.addAll(p.getAllCodePaths()); 6452 } 6453 } 6454 6455 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6456 PackageParser.Package changingLib) throws PackageManagerException { 6457 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6458 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6459 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6460 for (int i=0; i<N; i++) { 6461 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6462 if (file == null) { 6463 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6464 "Package " + pkg.packageName + " requires unavailable shared library " 6465 + pkg.usesLibraries.get(i) + "; failing!"); 6466 } 6467 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6468 } 6469 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6470 for (int i=0; i<N; i++) { 6471 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6472 if (file == null) { 6473 Slog.w(TAG, "Package " + pkg.packageName 6474 + " desires unavailable shared library " 6475 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6476 } else { 6477 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6478 } 6479 } 6480 N = usesLibraryFiles.size(); 6481 if (N > 0) { 6482 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6483 } else { 6484 pkg.usesLibraryFiles = null; 6485 } 6486 } 6487 } 6488 6489 private static boolean hasString(List<String> list, List<String> which) { 6490 if (list == null) { 6491 return false; 6492 } 6493 for (int i=list.size()-1; i>=0; i--) { 6494 for (int j=which.size()-1; j>=0; j--) { 6495 if (which.get(j).equals(list.get(i))) { 6496 return true; 6497 } 6498 } 6499 } 6500 return false; 6501 } 6502 6503 private void updateAllSharedLibrariesLPw() { 6504 for (PackageParser.Package pkg : mPackages.values()) { 6505 try { 6506 updateSharedLibrariesLPw(pkg, null); 6507 } catch (PackageManagerException e) { 6508 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6509 } 6510 } 6511 } 6512 6513 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6514 PackageParser.Package changingPkg) { 6515 ArrayList<PackageParser.Package> res = null; 6516 for (PackageParser.Package pkg : mPackages.values()) { 6517 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6518 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6519 if (res == null) { 6520 res = new ArrayList<PackageParser.Package>(); 6521 } 6522 res.add(pkg); 6523 try { 6524 updateSharedLibrariesLPw(pkg, changingPkg); 6525 } catch (PackageManagerException e) { 6526 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6527 } 6528 } 6529 } 6530 return res; 6531 } 6532 6533 /** 6534 * Derive the value of the {@code cpuAbiOverride} based on the provided 6535 * value and an optional stored value from the package settings. 6536 */ 6537 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6538 String cpuAbiOverride = null; 6539 6540 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6541 cpuAbiOverride = null; 6542 } else if (abiOverride != null) { 6543 cpuAbiOverride = abiOverride; 6544 } else if (settings != null) { 6545 cpuAbiOverride = settings.cpuAbiOverrideString; 6546 } 6547 6548 return cpuAbiOverride; 6549 } 6550 6551 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6552 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6553 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6554 try { 6555 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6556 } finally { 6557 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6558 } 6559 } 6560 6561 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6562 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6563 boolean success = false; 6564 try { 6565 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6566 currentTime, user); 6567 success = true; 6568 return res; 6569 } finally { 6570 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6571 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6572 } 6573 } 6574 } 6575 6576 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6577 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6578 final File scanFile = new File(pkg.codePath); 6579 if (pkg.applicationInfo.getCodePath() == null || 6580 pkg.applicationInfo.getResourcePath() == null) { 6581 // Bail out. The resource and code paths haven't been set. 6582 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6583 "Code and resource paths haven't been set correctly"); 6584 } 6585 6586 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6587 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6588 } else { 6589 // Only allow system apps to be flagged as core apps. 6590 pkg.coreApp = false; 6591 } 6592 6593 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6594 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6595 } 6596 6597 if (mCustomResolverComponentName != null && 6598 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6599 setUpCustomResolverActivity(pkg); 6600 } 6601 6602 if (pkg.packageName.equals("android")) { 6603 synchronized (mPackages) { 6604 if (mAndroidApplication != null) { 6605 Slog.w(TAG, "*************************************************"); 6606 Slog.w(TAG, "Core android package being redefined. Skipping."); 6607 Slog.w(TAG, " file=" + scanFile); 6608 Slog.w(TAG, "*************************************************"); 6609 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6610 "Core android package being redefined. Skipping."); 6611 } 6612 6613 // Set up information for our fall-back user intent resolution activity. 6614 mPlatformPackage = pkg; 6615 pkg.mVersionCode = mSdkVersion; 6616 mAndroidApplication = pkg.applicationInfo; 6617 6618 if (!mResolverReplaced) { 6619 mResolveActivity.applicationInfo = mAndroidApplication; 6620 mResolveActivity.name = ResolverActivity.class.getName(); 6621 mResolveActivity.packageName = mAndroidApplication.packageName; 6622 mResolveActivity.processName = "system:ui"; 6623 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6624 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6625 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6626 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6627 mResolveActivity.exported = true; 6628 mResolveActivity.enabled = true; 6629 mResolveInfo.activityInfo = mResolveActivity; 6630 mResolveInfo.priority = 0; 6631 mResolveInfo.preferredOrder = 0; 6632 mResolveInfo.match = 0; 6633 mResolveComponentName = new ComponentName( 6634 mAndroidApplication.packageName, mResolveActivity.name); 6635 } 6636 } 6637 } 6638 6639 if (DEBUG_PACKAGE_SCANNING) { 6640 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6641 Log.d(TAG, "Scanning package " + pkg.packageName); 6642 } 6643 6644 if (mPackages.containsKey(pkg.packageName) 6645 || mSharedLibraries.containsKey(pkg.packageName)) { 6646 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6647 "Application package " + pkg.packageName 6648 + " already installed. Skipping duplicate."); 6649 } 6650 6651 // If we're only installing presumed-existing packages, require that the 6652 // scanned APK is both already known and at the path previously established 6653 // for it. Previously unknown packages we pick up normally, but if we have an 6654 // a priori expectation about this package's install presence, enforce it. 6655 // With a singular exception for new system packages. When an OTA contains 6656 // a new system package, we allow the codepath to change from a system location 6657 // to the user-installed location. If we don't allow this change, any newer, 6658 // user-installed version of the application will be ignored. 6659 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6660 if (mExpectingBetter.containsKey(pkg.packageName)) { 6661 logCriticalInfo(Log.WARN, 6662 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6663 } else { 6664 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6665 if (known != null) { 6666 if (DEBUG_PACKAGE_SCANNING) { 6667 Log.d(TAG, "Examining " + pkg.codePath 6668 + " and requiring known paths " + known.codePathString 6669 + " & " + known.resourcePathString); 6670 } 6671 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6672 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6673 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6674 "Application package " + pkg.packageName 6675 + " found at " + pkg.applicationInfo.getCodePath() 6676 + " but expected at " + known.codePathString + "; ignoring."); 6677 } 6678 } 6679 } 6680 } 6681 6682 // Initialize package source and resource directories 6683 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6684 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6685 6686 SharedUserSetting suid = null; 6687 PackageSetting pkgSetting = null; 6688 6689 if (!isSystemApp(pkg)) { 6690 // Only system apps can use these features. 6691 pkg.mOriginalPackages = null; 6692 pkg.mRealPackage = null; 6693 pkg.mAdoptPermissions = null; 6694 } 6695 6696 // writer 6697 synchronized (mPackages) { 6698 if (pkg.mSharedUserId != null) { 6699 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6700 if (suid == null) { 6701 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6702 "Creating application package " + pkg.packageName 6703 + " for shared user failed"); 6704 } 6705 if (DEBUG_PACKAGE_SCANNING) { 6706 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6707 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6708 + "): packages=" + suid.packages); 6709 } 6710 } 6711 6712 // Check if we are renaming from an original package name. 6713 PackageSetting origPackage = null; 6714 String realName = null; 6715 if (pkg.mOriginalPackages != null) { 6716 // This package may need to be renamed to a previously 6717 // installed name. Let's check on that... 6718 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6719 if (pkg.mOriginalPackages.contains(renamed)) { 6720 // This package had originally been installed as the 6721 // original name, and we have already taken care of 6722 // transitioning to the new one. Just update the new 6723 // one to continue using the old name. 6724 realName = pkg.mRealPackage; 6725 if (!pkg.packageName.equals(renamed)) { 6726 // Callers into this function may have already taken 6727 // care of renaming the package; only do it here if 6728 // it is not already done. 6729 pkg.setPackageName(renamed); 6730 } 6731 6732 } else { 6733 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6734 if ((origPackage = mSettings.peekPackageLPr( 6735 pkg.mOriginalPackages.get(i))) != null) { 6736 // We do have the package already installed under its 6737 // original name... should we use it? 6738 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6739 // New package is not compatible with original. 6740 origPackage = null; 6741 continue; 6742 } else if (origPackage.sharedUser != null) { 6743 // Make sure uid is compatible between packages. 6744 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6745 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6746 + " to " + pkg.packageName + ": old uid " 6747 + origPackage.sharedUser.name 6748 + " differs from " + pkg.mSharedUserId); 6749 origPackage = null; 6750 continue; 6751 } 6752 } else { 6753 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6754 + pkg.packageName + " to old name " + origPackage.name); 6755 } 6756 break; 6757 } 6758 } 6759 } 6760 } 6761 6762 if (mTransferedPackages.contains(pkg.packageName)) { 6763 Slog.w(TAG, "Package " + pkg.packageName 6764 + " was transferred to another, but its .apk remains"); 6765 } 6766 6767 // Just create the setting, don't add it yet. For already existing packages 6768 // the PkgSetting exists already and doesn't have to be created. 6769 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6770 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6771 pkg.applicationInfo.primaryCpuAbi, 6772 pkg.applicationInfo.secondaryCpuAbi, 6773 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6774 user, false); 6775 if (pkgSetting == null) { 6776 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6777 "Creating application package " + pkg.packageName + " failed"); 6778 } 6779 6780 if (pkgSetting.origPackage != null) { 6781 // If we are first transitioning from an original package, 6782 // fix up the new package's name now. We need to do this after 6783 // looking up the package under its new name, so getPackageLP 6784 // can take care of fiddling things correctly. 6785 pkg.setPackageName(origPackage.name); 6786 6787 // File a report about this. 6788 String msg = "New package " + pkgSetting.realName 6789 + " renamed to replace old package " + pkgSetting.name; 6790 reportSettingsProblem(Log.WARN, msg); 6791 6792 // Make a note of it. 6793 mTransferedPackages.add(origPackage.name); 6794 6795 // No longer need to retain this. 6796 pkgSetting.origPackage = null; 6797 } 6798 6799 if (realName != null) { 6800 // Make a note of it. 6801 mTransferedPackages.add(pkg.packageName); 6802 } 6803 6804 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6805 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6806 } 6807 6808 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6809 // Check all shared libraries and map to their actual file path. 6810 // We only do this here for apps not on a system dir, because those 6811 // are the only ones that can fail an install due to this. We 6812 // will take care of the system apps by updating all of their 6813 // library paths after the scan is done. 6814 updateSharedLibrariesLPw(pkg, null); 6815 } 6816 6817 if (mFoundPolicyFile) { 6818 SELinuxMMAC.assignSeinfoValue(pkg); 6819 } 6820 6821 pkg.applicationInfo.uid = pkgSetting.appId; 6822 pkg.mExtras = pkgSetting; 6823 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6824 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6825 // We just determined the app is signed correctly, so bring 6826 // over the latest parsed certs. 6827 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6828 } else { 6829 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6830 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6831 "Package " + pkg.packageName + " upgrade keys do not match the " 6832 + "previously installed version"); 6833 } else { 6834 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6835 String msg = "System package " + pkg.packageName 6836 + " signature changed; retaining data."; 6837 reportSettingsProblem(Log.WARN, msg); 6838 } 6839 } 6840 } else { 6841 try { 6842 verifySignaturesLP(pkgSetting, pkg); 6843 // We just determined the app is signed correctly, so bring 6844 // over the latest parsed certs. 6845 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6846 } catch (PackageManagerException e) { 6847 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6848 throw e; 6849 } 6850 // The signature has changed, but this package is in the system 6851 // image... let's recover! 6852 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6853 // However... if this package is part of a shared user, but it 6854 // doesn't match the signature of the shared user, let's fail. 6855 // What this means is that you can't change the signatures 6856 // associated with an overall shared user, which doesn't seem all 6857 // that unreasonable. 6858 if (pkgSetting.sharedUser != null) { 6859 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6860 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6861 throw new PackageManagerException( 6862 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6863 "Signature mismatch for shared user : " 6864 + pkgSetting.sharedUser); 6865 } 6866 } 6867 // File a report about this. 6868 String msg = "System package " + pkg.packageName 6869 + " signature changed; retaining data."; 6870 reportSettingsProblem(Log.WARN, msg); 6871 } 6872 } 6873 // Verify that this new package doesn't have any content providers 6874 // that conflict with existing packages. Only do this if the 6875 // package isn't already installed, since we don't want to break 6876 // things that are installed. 6877 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6878 final int N = pkg.providers.size(); 6879 int i; 6880 for (i=0; i<N; i++) { 6881 PackageParser.Provider p = pkg.providers.get(i); 6882 if (p.info.authority != null) { 6883 String names[] = p.info.authority.split(";"); 6884 for (int j = 0; j < names.length; j++) { 6885 if (mProvidersByAuthority.containsKey(names[j])) { 6886 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6887 final String otherPackageName = 6888 ((other != null && other.getComponentName() != null) ? 6889 other.getComponentName().getPackageName() : "?"); 6890 throw new PackageManagerException( 6891 INSTALL_FAILED_CONFLICTING_PROVIDER, 6892 "Can't install because provider name " + names[j] 6893 + " (in package " + pkg.applicationInfo.packageName 6894 + ") is already used by " + otherPackageName); 6895 } 6896 } 6897 } 6898 } 6899 } 6900 6901 if (pkg.mAdoptPermissions != null) { 6902 // This package wants to adopt ownership of permissions from 6903 // another package. 6904 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6905 final String origName = pkg.mAdoptPermissions.get(i); 6906 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6907 if (orig != null) { 6908 if (verifyPackageUpdateLPr(orig, pkg)) { 6909 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6910 + pkg.packageName); 6911 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6912 } 6913 } 6914 } 6915 } 6916 } 6917 6918 final String pkgName = pkg.packageName; 6919 6920 final long scanFileTime = scanFile.lastModified(); 6921 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6922 pkg.applicationInfo.processName = fixProcessName( 6923 pkg.applicationInfo.packageName, 6924 pkg.applicationInfo.processName, 6925 pkg.applicationInfo.uid); 6926 6927 File dataPath; 6928 if (mPlatformPackage == pkg) { 6929 // The system package is special. 6930 dataPath = new File(Environment.getDataDirectory(), "system"); 6931 6932 pkg.applicationInfo.dataDir = dataPath.getPath(); 6933 6934 } else { 6935 // This is a normal package, need to make its data directory. 6936 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6937 UserHandle.USER_SYSTEM, pkg.packageName); 6938 6939 boolean uidError = false; 6940 if (dataPath.exists()) { 6941 int currentUid = 0; 6942 try { 6943 StructStat stat = Os.stat(dataPath.getPath()); 6944 currentUid = stat.st_uid; 6945 } catch (ErrnoException e) { 6946 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6947 } 6948 6949 // If we have mismatched owners for the data path, we have a problem. 6950 if (currentUid != pkg.applicationInfo.uid) { 6951 boolean recovered = false; 6952 if (currentUid == 0) { 6953 // The directory somehow became owned by root. Wow. 6954 // This is probably because the system was stopped while 6955 // installd was in the middle of messing with its libs 6956 // directory. Ask installd to fix that. 6957 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6958 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6959 if (ret >= 0) { 6960 recovered = true; 6961 String msg = "Package " + pkg.packageName 6962 + " unexpectedly changed to uid 0; recovered to " + 6963 + pkg.applicationInfo.uid; 6964 reportSettingsProblem(Log.WARN, msg); 6965 } 6966 } 6967 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6968 || (scanFlags&SCAN_BOOTING) != 0)) { 6969 // If this is a system app, we can at least delete its 6970 // current data so the application will still work. 6971 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6972 if (ret >= 0) { 6973 // TODO: Kill the processes first 6974 // Old data gone! 6975 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6976 ? "System package " : "Third party package "; 6977 String msg = prefix + pkg.packageName 6978 + " has changed from uid: " 6979 + currentUid + " to " 6980 + pkg.applicationInfo.uid + "; old data erased"; 6981 reportSettingsProblem(Log.WARN, msg); 6982 recovered = true; 6983 6984 // And now re-install the app. 6985 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6986 pkg.applicationInfo.seinfo); 6987 if (ret == -1) { 6988 // Ack should not happen! 6989 msg = prefix + pkg.packageName 6990 + " could not have data directory re-created after delete."; 6991 reportSettingsProblem(Log.WARN, msg); 6992 throw new PackageManagerException( 6993 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6994 } 6995 } 6996 if (!recovered) { 6997 mHasSystemUidErrors = true; 6998 } 6999 } else if (!recovered) { 7000 // If we allow this install to proceed, we will be broken. 7001 // Abort, abort! 7002 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7003 "scanPackageLI"); 7004 } 7005 if (!recovered) { 7006 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7007 + pkg.applicationInfo.uid + "/fs_" 7008 + currentUid; 7009 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7010 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7011 String msg = "Package " + pkg.packageName 7012 + " has mismatched uid: " 7013 + currentUid + " on disk, " 7014 + pkg.applicationInfo.uid + " in settings"; 7015 // writer 7016 synchronized (mPackages) { 7017 mSettings.mReadMessages.append(msg); 7018 mSettings.mReadMessages.append('\n'); 7019 uidError = true; 7020 if (!pkgSetting.uidError) { 7021 reportSettingsProblem(Log.ERROR, msg); 7022 } 7023 } 7024 } 7025 } 7026 pkg.applicationInfo.dataDir = dataPath.getPath(); 7027 if (mShouldRestoreconData) { 7028 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7029 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7030 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7031 } 7032 } else { 7033 if (DEBUG_PACKAGE_SCANNING) { 7034 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7035 Log.v(TAG, "Want this data dir: " + dataPath); 7036 } 7037 //invoke installer to do the actual installation 7038 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7039 pkg.applicationInfo.seinfo); 7040 if (ret < 0) { 7041 // Error from installer 7042 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7043 "Unable to create data dirs [errorCode=" + ret + "]"); 7044 } 7045 7046 if (dataPath.exists()) { 7047 pkg.applicationInfo.dataDir = dataPath.getPath(); 7048 } else { 7049 Slog.w(TAG, "Unable to create data directory: " + dataPath); 7050 pkg.applicationInfo.dataDir = null; 7051 } 7052 } 7053 7054 pkgSetting.uidError = uidError; 7055 } 7056 7057 final String path = scanFile.getPath(); 7058 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7059 7060 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7061 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7062 7063 // Some system apps still use directory structure for native libraries 7064 // in which case we might end up not detecting abi solely based on apk 7065 // structure. Try to detect abi based on directory structure. 7066 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7067 pkg.applicationInfo.primaryCpuAbi == null) { 7068 setBundledAppAbisAndRoots(pkg, pkgSetting); 7069 setNativeLibraryPaths(pkg); 7070 } 7071 7072 } else { 7073 if ((scanFlags & SCAN_MOVE) != 0) { 7074 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7075 // but we already have this packages package info in the PackageSetting. We just 7076 // use that and derive the native library path based on the new codepath. 7077 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7078 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7079 } 7080 7081 // Set native library paths again. For moves, the path will be updated based on the 7082 // ABIs we've determined above. For non-moves, the path will be updated based on the 7083 // ABIs we determined during compilation, but the path will depend on the final 7084 // package path (after the rename away from the stage path). 7085 setNativeLibraryPaths(pkg); 7086 } 7087 7088 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7089 final int[] userIds = sUserManager.getUserIds(); 7090 synchronized (mInstallLock) { 7091 // Make sure all user data directories are ready to roll; we're okay 7092 // if they already exist 7093 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7094 for (int userId : userIds) { 7095 if (userId != UserHandle.USER_SYSTEM) { 7096 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7097 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7098 pkg.applicationInfo.seinfo); 7099 } 7100 } 7101 } 7102 7103 // Create a native library symlink only if we have native libraries 7104 // and if the native libraries are 32 bit libraries. We do not provide 7105 // this symlink for 64 bit libraries. 7106 if (pkg.applicationInfo.primaryCpuAbi != null && 7107 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7108 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7109 try { 7110 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7111 for (int userId : userIds) { 7112 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7113 nativeLibPath, userId) < 0) { 7114 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7115 "Failed linking native library dir (user=" + userId + ")"); 7116 } 7117 } 7118 } finally { 7119 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7120 } 7121 } 7122 } 7123 7124 // This is a special case for the "system" package, where the ABI is 7125 // dictated by the zygote configuration (and init.rc). We should keep track 7126 // of this ABI so that we can deal with "normal" applications that run under 7127 // the same UID correctly. 7128 if (mPlatformPackage == pkg) { 7129 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7130 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7131 } 7132 7133 // If there's a mismatch between the abi-override in the package setting 7134 // and the abiOverride specified for the install. Warn about this because we 7135 // would've already compiled the app without taking the package setting into 7136 // account. 7137 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7138 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7139 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7140 " for package: " + pkg.packageName); 7141 } 7142 } 7143 7144 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7145 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7146 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7147 7148 // Copy the derived override back to the parsed package, so that we can 7149 // update the package settings accordingly. 7150 pkg.cpuAbiOverride = cpuAbiOverride; 7151 7152 if (DEBUG_ABI_SELECTION) { 7153 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7154 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7155 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7156 } 7157 7158 // Push the derived path down into PackageSettings so we know what to 7159 // clean up at uninstall time. 7160 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7161 7162 if (DEBUG_ABI_SELECTION) { 7163 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7164 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7165 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7166 } 7167 7168 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7169 // We don't do this here during boot because we can do it all 7170 // at once after scanning all existing packages. 7171 // 7172 // We also do this *before* we perform dexopt on this package, so that 7173 // we can avoid redundant dexopts, and also to make sure we've got the 7174 // code and package path correct. 7175 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7176 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7177 } 7178 7179 if ((scanFlags & SCAN_NO_DEX) == 0) { 7180 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7181 7182 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7183 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7184 (scanFlags & SCAN_BOOTING) == 0, false /*useJit*/); 7185 7186 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7187 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7188 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7189 } 7190 } 7191 if (mFactoryTest && pkg.requestedPermissions.contains( 7192 android.Manifest.permission.FACTORY_TEST)) { 7193 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7194 } 7195 7196 ArrayList<PackageParser.Package> clientLibPkgs = null; 7197 7198 // writer 7199 synchronized (mPackages) { 7200 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7201 // Only system apps can add new shared libraries. 7202 if (pkg.libraryNames != null) { 7203 for (int i=0; i<pkg.libraryNames.size(); i++) { 7204 String name = pkg.libraryNames.get(i); 7205 boolean allowed = false; 7206 if (pkg.isUpdatedSystemApp()) { 7207 // New library entries can only be added through the 7208 // system image. This is important to get rid of a lot 7209 // of nasty edge cases: for example if we allowed a non- 7210 // system update of the app to add a library, then uninstalling 7211 // the update would make the library go away, and assumptions 7212 // we made such as through app install filtering would now 7213 // have allowed apps on the device which aren't compatible 7214 // with it. Better to just have the restriction here, be 7215 // conservative, and create many fewer cases that can negatively 7216 // impact the user experience. 7217 final PackageSetting sysPs = mSettings 7218 .getDisabledSystemPkgLPr(pkg.packageName); 7219 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7220 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7221 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7222 allowed = true; 7223 break; 7224 } 7225 } 7226 } 7227 } else { 7228 allowed = true; 7229 } 7230 if (allowed) { 7231 if (!mSharedLibraries.containsKey(name)) { 7232 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7233 } else if (!name.equals(pkg.packageName)) { 7234 Slog.w(TAG, "Package " + pkg.packageName + " library " 7235 + name + " already exists; skipping"); 7236 } 7237 } else { 7238 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7239 + name + " that is not declared on system image; skipping"); 7240 } 7241 } 7242 if ((scanFlags&SCAN_BOOTING) == 0) { 7243 // If we are not booting, we need to update any applications 7244 // that are clients of our shared library. If we are booting, 7245 // this will all be done once the scan is complete. 7246 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7247 } 7248 } 7249 } 7250 } 7251 7252 // We also need to dexopt any apps that are dependent on this library. Note that 7253 // if these fail, we should abort the install since installing the library will 7254 // result in some apps being broken. 7255 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7256 try { 7257 if (clientLibPkgs != null) { 7258 if ((scanFlags & SCAN_NO_DEX) == 0) { 7259 for (int i = 0; i < clientLibPkgs.size(); i++) { 7260 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7261 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7262 null /* instruction sets */, forceDex, 7263 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7264 (scanFlags & SCAN_BOOTING) == 0, false /*useJit*/); 7265 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7266 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7267 "scanPackageLI failed to dexopt clientLibPkgs"); 7268 } 7269 } 7270 } 7271 } 7272 } finally { 7273 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7274 } 7275 7276 // Request the ActivityManager to kill the process(only for existing packages) 7277 // so that we do not end up in a confused state while the user is still using the older 7278 // version of the application while the new one gets installed. 7279 if ((scanFlags & SCAN_REPLACING) != 0) { 7280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7281 7282 killApplication(pkg.applicationInfo.packageName, 7283 pkg.applicationInfo.uid, "replace pkg"); 7284 7285 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7286 } 7287 7288 // Also need to kill any apps that are dependent on the library. 7289 if (clientLibPkgs != null) { 7290 for (int i=0; i<clientLibPkgs.size(); i++) { 7291 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7292 killApplication(clientPkg.applicationInfo.packageName, 7293 clientPkg.applicationInfo.uid, "update lib"); 7294 } 7295 } 7296 7297 // Make sure we're not adding any bogus keyset info 7298 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7299 ksms.assertScannedPackageValid(pkg); 7300 7301 // writer 7302 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7303 7304 boolean createIdmapFailed = false; 7305 synchronized (mPackages) { 7306 // We don't expect installation to fail beyond this point 7307 7308 // Add the new setting to mSettings 7309 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7310 // Add the new setting to mPackages 7311 mPackages.put(pkg.applicationInfo.packageName, pkg); 7312 // Make sure we don't accidentally delete its data. 7313 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7314 while (iter.hasNext()) { 7315 PackageCleanItem item = iter.next(); 7316 if (pkgName.equals(item.packageName)) { 7317 iter.remove(); 7318 } 7319 } 7320 7321 // Take care of first install / last update times. 7322 if (currentTime != 0) { 7323 if (pkgSetting.firstInstallTime == 0) { 7324 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7325 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7326 pkgSetting.lastUpdateTime = currentTime; 7327 } 7328 } else if (pkgSetting.firstInstallTime == 0) { 7329 // We need *something*. Take time time stamp of the file. 7330 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7331 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7332 if (scanFileTime != pkgSetting.timeStamp) { 7333 // A package on the system image has changed; consider this 7334 // to be an update. 7335 pkgSetting.lastUpdateTime = scanFileTime; 7336 } 7337 } 7338 7339 // Add the package's KeySets to the global KeySetManagerService 7340 ksms.addScannedPackageLPw(pkg); 7341 7342 int N = pkg.providers.size(); 7343 StringBuilder r = null; 7344 int i; 7345 for (i=0; i<N; i++) { 7346 PackageParser.Provider p = pkg.providers.get(i); 7347 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7348 p.info.processName, pkg.applicationInfo.uid); 7349 mProviders.addProvider(p); 7350 p.syncable = p.info.isSyncable; 7351 if (p.info.authority != null) { 7352 String names[] = p.info.authority.split(";"); 7353 p.info.authority = null; 7354 for (int j = 0; j < names.length; j++) { 7355 if (j == 1 && p.syncable) { 7356 // We only want the first authority for a provider to possibly be 7357 // syncable, so if we already added this provider using a different 7358 // authority clear the syncable flag. We copy the provider before 7359 // changing it because the mProviders object contains a reference 7360 // to a provider that we don't want to change. 7361 // Only do this for the second authority since the resulting provider 7362 // object can be the same for all future authorities for this provider. 7363 p = new PackageParser.Provider(p); 7364 p.syncable = false; 7365 } 7366 if (!mProvidersByAuthority.containsKey(names[j])) { 7367 mProvidersByAuthority.put(names[j], p); 7368 if (p.info.authority == null) { 7369 p.info.authority = names[j]; 7370 } else { 7371 p.info.authority = p.info.authority + ";" + names[j]; 7372 } 7373 if (DEBUG_PACKAGE_SCANNING) { 7374 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7375 Log.d(TAG, "Registered content provider: " + names[j] 7376 + ", className = " + p.info.name + ", isSyncable = " 7377 + p.info.isSyncable); 7378 } 7379 } else { 7380 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7381 Slog.w(TAG, "Skipping provider name " + names[j] + 7382 " (in package " + pkg.applicationInfo.packageName + 7383 "): name already used by " 7384 + ((other != null && other.getComponentName() != null) 7385 ? other.getComponentName().getPackageName() : "?")); 7386 } 7387 } 7388 } 7389 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7390 if (r == null) { 7391 r = new StringBuilder(256); 7392 } else { 7393 r.append(' '); 7394 } 7395 r.append(p.info.name); 7396 } 7397 } 7398 if (r != null) { 7399 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7400 } 7401 7402 N = pkg.services.size(); 7403 r = null; 7404 for (i=0; i<N; i++) { 7405 PackageParser.Service s = pkg.services.get(i); 7406 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7407 s.info.processName, pkg.applicationInfo.uid); 7408 mServices.addService(s); 7409 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7410 if (r == null) { 7411 r = new StringBuilder(256); 7412 } else { 7413 r.append(' '); 7414 } 7415 r.append(s.info.name); 7416 } 7417 } 7418 if (r != null) { 7419 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7420 } 7421 7422 N = pkg.receivers.size(); 7423 r = null; 7424 for (i=0; i<N; i++) { 7425 PackageParser.Activity a = pkg.receivers.get(i); 7426 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7427 a.info.processName, pkg.applicationInfo.uid); 7428 mReceivers.addActivity(a, "receiver"); 7429 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7430 if (r == null) { 7431 r = new StringBuilder(256); 7432 } else { 7433 r.append(' '); 7434 } 7435 r.append(a.info.name); 7436 } 7437 } 7438 if (r != null) { 7439 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7440 } 7441 7442 N = pkg.activities.size(); 7443 r = null; 7444 for (i=0; i<N; i++) { 7445 PackageParser.Activity a = pkg.activities.get(i); 7446 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7447 a.info.processName, pkg.applicationInfo.uid); 7448 mActivities.addActivity(a, "activity"); 7449 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7450 if (r == null) { 7451 r = new StringBuilder(256); 7452 } else { 7453 r.append(' '); 7454 } 7455 r.append(a.info.name); 7456 } 7457 } 7458 if (r != null) { 7459 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7460 } 7461 7462 N = pkg.permissionGroups.size(); 7463 r = null; 7464 for (i=0; i<N; i++) { 7465 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7466 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7467 if (cur == null) { 7468 mPermissionGroups.put(pg.info.name, pg); 7469 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7470 if (r == null) { 7471 r = new StringBuilder(256); 7472 } else { 7473 r.append(' '); 7474 } 7475 r.append(pg.info.name); 7476 } 7477 } else { 7478 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7479 + pg.info.packageName + " ignored: original from " 7480 + cur.info.packageName); 7481 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7482 if (r == null) { 7483 r = new StringBuilder(256); 7484 } else { 7485 r.append(' '); 7486 } 7487 r.append("DUP:"); 7488 r.append(pg.info.name); 7489 } 7490 } 7491 } 7492 if (r != null) { 7493 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7494 } 7495 7496 N = pkg.permissions.size(); 7497 r = null; 7498 for (i=0; i<N; i++) { 7499 PackageParser.Permission p = pkg.permissions.get(i); 7500 7501 // Assume by default that we did not install this permission into the system. 7502 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7503 7504 // Now that permission groups have a special meaning, we ignore permission 7505 // groups for legacy apps to prevent unexpected behavior. In particular, 7506 // permissions for one app being granted to someone just becuase they happen 7507 // to be in a group defined by another app (before this had no implications). 7508 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7509 p.group = mPermissionGroups.get(p.info.group); 7510 // Warn for a permission in an unknown group. 7511 if (p.info.group != null && p.group == null) { 7512 Slog.w(TAG, "Permission " + p.info.name + " from package " 7513 + p.info.packageName + " in an unknown group " + p.info.group); 7514 } 7515 } 7516 7517 ArrayMap<String, BasePermission> permissionMap = 7518 p.tree ? mSettings.mPermissionTrees 7519 : mSettings.mPermissions; 7520 BasePermission bp = permissionMap.get(p.info.name); 7521 7522 // Allow system apps to redefine non-system permissions 7523 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7524 final boolean currentOwnerIsSystem = (bp.perm != null 7525 && isSystemApp(bp.perm.owner)); 7526 if (isSystemApp(p.owner)) { 7527 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7528 // It's a built-in permission and no owner, take ownership now 7529 bp.packageSetting = pkgSetting; 7530 bp.perm = p; 7531 bp.uid = pkg.applicationInfo.uid; 7532 bp.sourcePackage = p.info.packageName; 7533 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7534 } else if (!currentOwnerIsSystem) { 7535 String msg = "New decl " + p.owner + " of permission " 7536 + p.info.name + " is system; overriding " + bp.sourcePackage; 7537 reportSettingsProblem(Log.WARN, msg); 7538 bp = null; 7539 } 7540 } 7541 } 7542 7543 if (bp == null) { 7544 bp = new BasePermission(p.info.name, p.info.packageName, 7545 BasePermission.TYPE_NORMAL); 7546 permissionMap.put(p.info.name, bp); 7547 } 7548 7549 if (bp.perm == null) { 7550 if (bp.sourcePackage == null 7551 || bp.sourcePackage.equals(p.info.packageName)) { 7552 BasePermission tree = findPermissionTreeLP(p.info.name); 7553 if (tree == null 7554 || tree.sourcePackage.equals(p.info.packageName)) { 7555 bp.packageSetting = pkgSetting; 7556 bp.perm = p; 7557 bp.uid = pkg.applicationInfo.uid; 7558 bp.sourcePackage = p.info.packageName; 7559 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7560 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7561 if (r == null) { 7562 r = new StringBuilder(256); 7563 } else { 7564 r.append(' '); 7565 } 7566 r.append(p.info.name); 7567 } 7568 } else { 7569 Slog.w(TAG, "Permission " + p.info.name + " from package " 7570 + p.info.packageName + " ignored: base tree " 7571 + tree.name + " is from package " 7572 + tree.sourcePackage); 7573 } 7574 } else { 7575 Slog.w(TAG, "Permission " + p.info.name + " from package " 7576 + p.info.packageName + " ignored: original from " 7577 + bp.sourcePackage); 7578 } 7579 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7580 if (r == null) { 7581 r = new StringBuilder(256); 7582 } else { 7583 r.append(' '); 7584 } 7585 r.append("DUP:"); 7586 r.append(p.info.name); 7587 } 7588 if (bp.perm == p) { 7589 bp.protectionLevel = p.info.protectionLevel; 7590 } 7591 } 7592 7593 if (r != null) { 7594 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7595 } 7596 7597 N = pkg.instrumentation.size(); 7598 r = null; 7599 for (i=0; i<N; i++) { 7600 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7601 a.info.packageName = pkg.applicationInfo.packageName; 7602 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7603 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7604 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7605 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7606 a.info.dataDir = pkg.applicationInfo.dataDir; 7607 7608 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7609 // need other information about the application, like the ABI and what not ? 7610 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7611 mInstrumentation.put(a.getComponentName(), a); 7612 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7613 if (r == null) { 7614 r = new StringBuilder(256); 7615 } else { 7616 r.append(' '); 7617 } 7618 r.append(a.info.name); 7619 } 7620 } 7621 if (r != null) { 7622 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7623 } 7624 7625 if (pkg.protectedBroadcasts != null) { 7626 N = pkg.protectedBroadcasts.size(); 7627 for (i=0; i<N; i++) { 7628 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7629 } 7630 } 7631 7632 pkgSetting.setTimeStamp(scanFileTime); 7633 7634 // Create idmap files for pairs of (packages, overlay packages). 7635 // Note: "android", ie framework-res.apk, is handled by native layers. 7636 if (pkg.mOverlayTarget != null) { 7637 // This is an overlay package. 7638 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7639 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7640 mOverlays.put(pkg.mOverlayTarget, 7641 new ArrayMap<String, PackageParser.Package>()); 7642 } 7643 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7644 map.put(pkg.packageName, pkg); 7645 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7646 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7647 createIdmapFailed = true; 7648 } 7649 } 7650 } else if (mOverlays.containsKey(pkg.packageName) && 7651 !pkg.packageName.equals("android")) { 7652 // This is a regular package, with one or more known overlay packages. 7653 createIdmapsForPackageLI(pkg); 7654 } 7655 } 7656 7657 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7658 7659 if (createIdmapFailed) { 7660 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7661 "scanPackageLI failed to createIdmap"); 7662 } 7663 return pkg; 7664 } 7665 7666 /** 7667 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7668 * is derived purely on the basis of the contents of {@code scanFile} and 7669 * {@code cpuAbiOverride}. 7670 * 7671 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7672 */ 7673 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7674 String cpuAbiOverride, boolean extractLibs) 7675 throws PackageManagerException { 7676 // TODO: We can probably be smarter about this stuff. For installed apps, 7677 // we can calculate this information at install time once and for all. For 7678 // system apps, we can probably assume that this information doesn't change 7679 // after the first boot scan. As things stand, we do lots of unnecessary work. 7680 7681 // Give ourselves some initial paths; we'll come back for another 7682 // pass once we've determined ABI below. 7683 setNativeLibraryPaths(pkg); 7684 7685 // We would never need to extract libs for forward-locked and external packages, 7686 // since the container service will do it for us. We shouldn't attempt to 7687 // extract libs from system app when it was not updated. 7688 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7689 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7690 extractLibs = false; 7691 } 7692 7693 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7694 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7695 7696 NativeLibraryHelper.Handle handle = null; 7697 try { 7698 handle = NativeLibraryHelper.Handle.create(pkg); 7699 // TODO(multiArch): This can be null for apps that didn't go through the 7700 // usual installation process. We can calculate it again, like we 7701 // do during install time. 7702 // 7703 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7704 // unnecessary. 7705 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7706 7707 // Null out the abis so that they can be recalculated. 7708 pkg.applicationInfo.primaryCpuAbi = null; 7709 pkg.applicationInfo.secondaryCpuAbi = null; 7710 if (isMultiArch(pkg.applicationInfo)) { 7711 // Warn if we've set an abiOverride for multi-lib packages.. 7712 // By definition, we need to copy both 32 and 64 bit libraries for 7713 // such packages. 7714 if (pkg.cpuAbiOverride != null 7715 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7716 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7717 } 7718 7719 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7720 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7721 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7722 if (extractLibs) { 7723 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7724 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7725 useIsaSpecificSubdirs); 7726 } else { 7727 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7728 } 7729 } 7730 7731 maybeThrowExceptionForMultiArchCopy( 7732 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7733 7734 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7735 if (extractLibs) { 7736 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7737 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7738 useIsaSpecificSubdirs); 7739 } else { 7740 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7741 } 7742 } 7743 7744 maybeThrowExceptionForMultiArchCopy( 7745 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7746 7747 if (abi64 >= 0) { 7748 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7749 } 7750 7751 if (abi32 >= 0) { 7752 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7753 if (abi64 >= 0) { 7754 pkg.applicationInfo.secondaryCpuAbi = abi; 7755 } else { 7756 pkg.applicationInfo.primaryCpuAbi = abi; 7757 } 7758 } 7759 } else { 7760 String[] abiList = (cpuAbiOverride != null) ? 7761 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7762 7763 // Enable gross and lame hacks for apps that are built with old 7764 // SDK tools. We must scan their APKs for renderscript bitcode and 7765 // not launch them if it's present. Don't bother checking on devices 7766 // that don't have 64 bit support. 7767 boolean needsRenderScriptOverride = false; 7768 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7769 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7770 abiList = Build.SUPPORTED_32_BIT_ABIS; 7771 needsRenderScriptOverride = true; 7772 } 7773 7774 final int copyRet; 7775 if (extractLibs) { 7776 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7777 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7778 } else { 7779 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7780 } 7781 7782 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7783 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7784 "Error unpackaging native libs for app, errorCode=" + copyRet); 7785 } 7786 7787 if (copyRet >= 0) { 7788 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7789 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7790 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7791 } else if (needsRenderScriptOverride) { 7792 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7793 } 7794 } 7795 } catch (IOException ioe) { 7796 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7797 } finally { 7798 IoUtils.closeQuietly(handle); 7799 } 7800 7801 // Now that we've calculated the ABIs and determined if it's an internal app, 7802 // we will go ahead and populate the nativeLibraryPath. 7803 setNativeLibraryPaths(pkg); 7804 } 7805 7806 /** 7807 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7808 * i.e, so that all packages can be run inside a single process if required. 7809 * 7810 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7811 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7812 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7813 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7814 * updating a package that belongs to a shared user. 7815 * 7816 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7817 * adds unnecessary complexity. 7818 */ 7819 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7820 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7821 boolean bootComplete) { 7822 String requiredInstructionSet = null; 7823 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7824 requiredInstructionSet = VMRuntime.getInstructionSet( 7825 scannedPackage.applicationInfo.primaryCpuAbi); 7826 } 7827 7828 PackageSetting requirer = null; 7829 for (PackageSetting ps : packagesForUser) { 7830 // If packagesForUser contains scannedPackage, we skip it. This will happen 7831 // when scannedPackage is an update of an existing package. Without this check, 7832 // we will never be able to change the ABI of any package belonging to a shared 7833 // user, even if it's compatible with other packages. 7834 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7835 if (ps.primaryCpuAbiString == null) { 7836 continue; 7837 } 7838 7839 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7840 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7841 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7842 // this but there's not much we can do. 7843 String errorMessage = "Instruction set mismatch, " 7844 + ((requirer == null) ? "[caller]" : requirer) 7845 + " requires " + requiredInstructionSet + " whereas " + ps 7846 + " requires " + instructionSet; 7847 Slog.w(TAG, errorMessage); 7848 } 7849 7850 if (requiredInstructionSet == null) { 7851 requiredInstructionSet = instructionSet; 7852 requirer = ps; 7853 } 7854 } 7855 } 7856 7857 if (requiredInstructionSet != null) { 7858 String adjustedAbi; 7859 if (requirer != null) { 7860 // requirer != null implies that either scannedPackage was null or that scannedPackage 7861 // did not require an ABI, in which case we have to adjust scannedPackage to match 7862 // the ABI of the set (which is the same as requirer's ABI) 7863 adjustedAbi = requirer.primaryCpuAbiString; 7864 if (scannedPackage != null) { 7865 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7866 } 7867 } else { 7868 // requirer == null implies that we're updating all ABIs in the set to 7869 // match scannedPackage. 7870 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7871 } 7872 7873 for (PackageSetting ps : packagesForUser) { 7874 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7875 if (ps.primaryCpuAbiString != null) { 7876 continue; 7877 } 7878 7879 ps.primaryCpuAbiString = adjustedAbi; 7880 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7881 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7882 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7883 7884 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7885 7886 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7887 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7888 bootComplete, false /*useJit*/); 7889 7890 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7891 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7892 ps.primaryCpuAbiString = null; 7893 ps.pkg.applicationInfo.primaryCpuAbi = null; 7894 return; 7895 } else { 7896 mInstaller.rmdex(ps.codePathString, 7897 getDexCodeInstructionSet(getPreferredInstructionSet())); 7898 } 7899 } 7900 } 7901 } 7902 } 7903 } 7904 7905 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7906 synchronized (mPackages) { 7907 mResolverReplaced = true; 7908 // Set up information for custom user intent resolution activity. 7909 mResolveActivity.applicationInfo = pkg.applicationInfo; 7910 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7911 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7912 mResolveActivity.processName = pkg.applicationInfo.packageName; 7913 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7914 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7915 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7916 mResolveActivity.theme = 0; 7917 mResolveActivity.exported = true; 7918 mResolveActivity.enabled = true; 7919 mResolveInfo.activityInfo = mResolveActivity; 7920 mResolveInfo.priority = 0; 7921 mResolveInfo.preferredOrder = 0; 7922 mResolveInfo.match = 0; 7923 mResolveComponentName = mCustomResolverComponentName; 7924 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7925 mResolveComponentName); 7926 } 7927 } 7928 7929 private static String calculateBundledApkRoot(final String codePathString) { 7930 final File codePath = new File(codePathString); 7931 final File codeRoot; 7932 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7933 codeRoot = Environment.getRootDirectory(); 7934 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7935 codeRoot = Environment.getOemDirectory(); 7936 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7937 codeRoot = Environment.getVendorDirectory(); 7938 } else { 7939 // Unrecognized code path; take its top real segment as the apk root: 7940 // e.g. /something/app/blah.apk => /something 7941 try { 7942 File f = codePath.getCanonicalFile(); 7943 File parent = f.getParentFile(); // non-null because codePath is a file 7944 File tmp; 7945 while ((tmp = parent.getParentFile()) != null) { 7946 f = parent; 7947 parent = tmp; 7948 } 7949 codeRoot = f; 7950 Slog.w(TAG, "Unrecognized code path " 7951 + codePath + " - using " + codeRoot); 7952 } catch (IOException e) { 7953 // Can't canonicalize the code path -- shenanigans? 7954 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7955 return Environment.getRootDirectory().getPath(); 7956 } 7957 } 7958 return codeRoot.getPath(); 7959 } 7960 7961 /** 7962 * Derive and set the location of native libraries for the given package, 7963 * which varies depending on where and how the package was installed. 7964 */ 7965 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7966 final ApplicationInfo info = pkg.applicationInfo; 7967 final String codePath = pkg.codePath; 7968 final File codeFile = new File(codePath); 7969 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7970 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7971 7972 info.nativeLibraryRootDir = null; 7973 info.nativeLibraryRootRequiresIsa = false; 7974 info.nativeLibraryDir = null; 7975 info.secondaryNativeLibraryDir = null; 7976 7977 if (isApkFile(codeFile)) { 7978 // Monolithic install 7979 if (bundledApp) { 7980 // If "/system/lib64/apkname" exists, assume that is the per-package 7981 // native library directory to use; otherwise use "/system/lib/apkname". 7982 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7983 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7984 getPrimaryInstructionSet(info)); 7985 7986 // This is a bundled system app so choose the path based on the ABI. 7987 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7988 // is just the default path. 7989 final String apkName = deriveCodePathName(codePath); 7990 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7991 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7992 apkName).getAbsolutePath(); 7993 7994 if (info.secondaryCpuAbi != null) { 7995 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7996 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7997 secondaryLibDir, apkName).getAbsolutePath(); 7998 } 7999 } else if (asecApp) { 8000 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8001 .getAbsolutePath(); 8002 } else { 8003 final String apkName = deriveCodePathName(codePath); 8004 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8005 .getAbsolutePath(); 8006 } 8007 8008 info.nativeLibraryRootRequiresIsa = false; 8009 info.nativeLibraryDir = info.nativeLibraryRootDir; 8010 } else { 8011 // Cluster install 8012 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8013 info.nativeLibraryRootRequiresIsa = true; 8014 8015 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8016 getPrimaryInstructionSet(info)).getAbsolutePath(); 8017 8018 if (info.secondaryCpuAbi != null) { 8019 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8020 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8021 } 8022 } 8023 } 8024 8025 /** 8026 * Calculate the abis and roots for a bundled app. These can uniquely 8027 * be determined from the contents of the system partition, i.e whether 8028 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8029 * of this information, and instead assume that the system was built 8030 * sensibly. 8031 */ 8032 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8033 PackageSetting pkgSetting) { 8034 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8035 8036 // If "/system/lib64/apkname" exists, assume that is the per-package 8037 // native library directory to use; otherwise use "/system/lib/apkname". 8038 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8039 setBundledAppAbi(pkg, apkRoot, apkName); 8040 // pkgSetting might be null during rescan following uninstall of updates 8041 // to a bundled app, so accommodate that possibility. The settings in 8042 // that case will be established later from the parsed package. 8043 // 8044 // If the settings aren't null, sync them up with what we've just derived. 8045 // note that apkRoot isn't stored in the package settings. 8046 if (pkgSetting != null) { 8047 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8048 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8049 } 8050 } 8051 8052 /** 8053 * Deduces the ABI of a bundled app and sets the relevant fields on the 8054 * parsed pkg object. 8055 * 8056 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8057 * under which system libraries are installed. 8058 * @param apkName the name of the installed package. 8059 */ 8060 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8061 final File codeFile = new File(pkg.codePath); 8062 8063 final boolean has64BitLibs; 8064 final boolean has32BitLibs; 8065 if (isApkFile(codeFile)) { 8066 // Monolithic install 8067 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8068 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8069 } else { 8070 // Cluster install 8071 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8072 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8073 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8074 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8075 has64BitLibs = (new File(rootDir, isa)).exists(); 8076 } else { 8077 has64BitLibs = false; 8078 } 8079 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8080 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8081 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8082 has32BitLibs = (new File(rootDir, isa)).exists(); 8083 } else { 8084 has32BitLibs = false; 8085 } 8086 } 8087 8088 if (has64BitLibs && !has32BitLibs) { 8089 // The package has 64 bit libs, but not 32 bit libs. Its primary 8090 // ABI should be 64 bit. We can safely assume here that the bundled 8091 // native libraries correspond to the most preferred ABI in the list. 8092 8093 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8094 pkg.applicationInfo.secondaryCpuAbi = null; 8095 } else if (has32BitLibs && !has64BitLibs) { 8096 // The package has 32 bit libs but not 64 bit libs. Its primary 8097 // ABI should be 32 bit. 8098 8099 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8100 pkg.applicationInfo.secondaryCpuAbi = null; 8101 } else if (has32BitLibs && has64BitLibs) { 8102 // The application has both 64 and 32 bit bundled libraries. We check 8103 // here that the app declares multiArch support, and warn if it doesn't. 8104 // 8105 // We will be lenient here and record both ABIs. The primary will be the 8106 // ABI that's higher on the list, i.e, a device that's configured to prefer 8107 // 64 bit apps will see a 64 bit primary ABI, 8108 8109 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8110 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8111 } 8112 8113 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8114 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8115 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8116 } else { 8117 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8118 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8119 } 8120 } else { 8121 pkg.applicationInfo.primaryCpuAbi = null; 8122 pkg.applicationInfo.secondaryCpuAbi = null; 8123 } 8124 } 8125 8126 private void killApplication(String pkgName, int appId, String reason) { 8127 // Request the ActivityManager to kill the process(only for existing packages) 8128 // so that we do not end up in a confused state while the user is still using the older 8129 // version of the application while the new one gets installed. 8130 IActivityManager am = ActivityManagerNative.getDefault(); 8131 if (am != null) { 8132 try { 8133 am.killApplicationWithAppId(pkgName, appId, reason); 8134 } catch (RemoteException e) { 8135 } 8136 } 8137 } 8138 8139 void removePackageLI(PackageSetting ps, boolean chatty) { 8140 if (DEBUG_INSTALL) { 8141 if (chatty) 8142 Log.d(TAG, "Removing package " + ps.name); 8143 } 8144 8145 // writer 8146 synchronized (mPackages) { 8147 mPackages.remove(ps.name); 8148 final PackageParser.Package pkg = ps.pkg; 8149 if (pkg != null) { 8150 cleanPackageDataStructuresLILPw(pkg, chatty); 8151 } 8152 } 8153 } 8154 8155 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8156 if (DEBUG_INSTALL) { 8157 if (chatty) 8158 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8159 } 8160 8161 // writer 8162 synchronized (mPackages) { 8163 mPackages.remove(pkg.applicationInfo.packageName); 8164 cleanPackageDataStructuresLILPw(pkg, chatty); 8165 } 8166 } 8167 8168 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8169 int N = pkg.providers.size(); 8170 StringBuilder r = null; 8171 int i; 8172 for (i=0; i<N; i++) { 8173 PackageParser.Provider p = pkg.providers.get(i); 8174 mProviders.removeProvider(p); 8175 if (p.info.authority == null) { 8176 8177 /* There was another ContentProvider with this authority when 8178 * this app was installed so this authority is null, 8179 * Ignore it as we don't have to unregister the provider. 8180 */ 8181 continue; 8182 } 8183 String names[] = p.info.authority.split(";"); 8184 for (int j = 0; j < names.length; j++) { 8185 if (mProvidersByAuthority.get(names[j]) == p) { 8186 mProvidersByAuthority.remove(names[j]); 8187 if (DEBUG_REMOVE) { 8188 if (chatty) 8189 Log.d(TAG, "Unregistered content provider: " + names[j] 8190 + ", className = " + p.info.name + ", isSyncable = " 8191 + p.info.isSyncable); 8192 } 8193 } 8194 } 8195 if (DEBUG_REMOVE && chatty) { 8196 if (r == null) { 8197 r = new StringBuilder(256); 8198 } else { 8199 r.append(' '); 8200 } 8201 r.append(p.info.name); 8202 } 8203 } 8204 if (r != null) { 8205 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8206 } 8207 8208 N = pkg.services.size(); 8209 r = null; 8210 for (i=0; i<N; i++) { 8211 PackageParser.Service s = pkg.services.get(i); 8212 mServices.removeService(s); 8213 if (chatty) { 8214 if (r == null) { 8215 r = new StringBuilder(256); 8216 } else { 8217 r.append(' '); 8218 } 8219 r.append(s.info.name); 8220 } 8221 } 8222 if (r != null) { 8223 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8224 } 8225 8226 N = pkg.receivers.size(); 8227 r = null; 8228 for (i=0; i<N; i++) { 8229 PackageParser.Activity a = pkg.receivers.get(i); 8230 mReceivers.removeActivity(a, "receiver"); 8231 if (DEBUG_REMOVE && chatty) { 8232 if (r == null) { 8233 r = new StringBuilder(256); 8234 } else { 8235 r.append(' '); 8236 } 8237 r.append(a.info.name); 8238 } 8239 } 8240 if (r != null) { 8241 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8242 } 8243 8244 N = pkg.activities.size(); 8245 r = null; 8246 for (i=0; i<N; i++) { 8247 PackageParser.Activity a = pkg.activities.get(i); 8248 mActivities.removeActivity(a, "activity"); 8249 if (DEBUG_REMOVE && chatty) { 8250 if (r == null) { 8251 r = new StringBuilder(256); 8252 } else { 8253 r.append(' '); 8254 } 8255 r.append(a.info.name); 8256 } 8257 } 8258 if (r != null) { 8259 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8260 } 8261 8262 N = pkg.permissions.size(); 8263 r = null; 8264 for (i=0; i<N; i++) { 8265 PackageParser.Permission p = pkg.permissions.get(i); 8266 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8267 if (bp == null) { 8268 bp = mSettings.mPermissionTrees.get(p.info.name); 8269 } 8270 if (bp != null && bp.perm == p) { 8271 bp.perm = null; 8272 if (DEBUG_REMOVE && chatty) { 8273 if (r == null) { 8274 r = new StringBuilder(256); 8275 } else { 8276 r.append(' '); 8277 } 8278 r.append(p.info.name); 8279 } 8280 } 8281 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8282 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8283 if (appOpPerms != null) { 8284 appOpPerms.remove(pkg.packageName); 8285 } 8286 } 8287 } 8288 if (r != null) { 8289 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8290 } 8291 8292 N = pkg.requestedPermissions.size(); 8293 r = null; 8294 for (i=0; i<N; i++) { 8295 String perm = pkg.requestedPermissions.get(i); 8296 BasePermission bp = mSettings.mPermissions.get(perm); 8297 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8298 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8299 if (appOpPerms != null) { 8300 appOpPerms.remove(pkg.packageName); 8301 if (appOpPerms.isEmpty()) { 8302 mAppOpPermissionPackages.remove(perm); 8303 } 8304 } 8305 } 8306 } 8307 if (r != null) { 8308 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8309 } 8310 8311 N = pkg.instrumentation.size(); 8312 r = null; 8313 for (i=0; i<N; i++) { 8314 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8315 mInstrumentation.remove(a.getComponentName()); 8316 if (DEBUG_REMOVE && chatty) { 8317 if (r == null) { 8318 r = new StringBuilder(256); 8319 } else { 8320 r.append(' '); 8321 } 8322 r.append(a.info.name); 8323 } 8324 } 8325 if (r != null) { 8326 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8327 } 8328 8329 r = null; 8330 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8331 // Only system apps can hold shared libraries. 8332 if (pkg.libraryNames != null) { 8333 for (i=0; i<pkg.libraryNames.size(); i++) { 8334 String name = pkg.libraryNames.get(i); 8335 SharedLibraryEntry cur = mSharedLibraries.get(name); 8336 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8337 mSharedLibraries.remove(name); 8338 if (DEBUG_REMOVE && chatty) { 8339 if (r == null) { 8340 r = new StringBuilder(256); 8341 } else { 8342 r.append(' '); 8343 } 8344 r.append(name); 8345 } 8346 } 8347 } 8348 } 8349 } 8350 if (r != null) { 8351 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8352 } 8353 } 8354 8355 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8356 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8357 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8358 return true; 8359 } 8360 } 8361 return false; 8362 } 8363 8364 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8365 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8366 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8367 8368 private void updatePermissionsLPw(String changingPkg, 8369 PackageParser.Package pkgInfo, int flags) { 8370 // Make sure there are no dangling permission trees. 8371 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8372 while (it.hasNext()) { 8373 final BasePermission bp = it.next(); 8374 if (bp.packageSetting == null) { 8375 // We may not yet have parsed the package, so just see if 8376 // we still know about its settings. 8377 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8378 } 8379 if (bp.packageSetting == null) { 8380 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8381 + " from package " + bp.sourcePackage); 8382 it.remove(); 8383 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8384 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8385 Slog.i(TAG, "Removing old permission tree: " + bp.name 8386 + " from package " + bp.sourcePackage); 8387 flags |= UPDATE_PERMISSIONS_ALL; 8388 it.remove(); 8389 } 8390 } 8391 } 8392 8393 // Make sure all dynamic permissions have been assigned to a package, 8394 // and make sure there are no dangling permissions. 8395 it = mSettings.mPermissions.values().iterator(); 8396 while (it.hasNext()) { 8397 final BasePermission bp = it.next(); 8398 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8399 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8400 + bp.name + " pkg=" + bp.sourcePackage 8401 + " info=" + bp.pendingInfo); 8402 if (bp.packageSetting == null && bp.pendingInfo != null) { 8403 final BasePermission tree = findPermissionTreeLP(bp.name); 8404 if (tree != null && tree.perm != null) { 8405 bp.packageSetting = tree.packageSetting; 8406 bp.perm = new PackageParser.Permission(tree.perm.owner, 8407 new PermissionInfo(bp.pendingInfo)); 8408 bp.perm.info.packageName = tree.perm.info.packageName; 8409 bp.perm.info.name = bp.name; 8410 bp.uid = tree.uid; 8411 } 8412 } 8413 } 8414 if (bp.packageSetting == null) { 8415 // We may not yet have parsed the package, so just see if 8416 // we still know about its settings. 8417 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8418 } 8419 if (bp.packageSetting == null) { 8420 Slog.w(TAG, "Removing dangling permission: " + bp.name 8421 + " from package " + bp.sourcePackage); 8422 it.remove(); 8423 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8424 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8425 Slog.i(TAG, "Removing old permission: " + bp.name 8426 + " from package " + bp.sourcePackage); 8427 flags |= UPDATE_PERMISSIONS_ALL; 8428 it.remove(); 8429 } 8430 } 8431 } 8432 8433 // Now update the permissions for all packages, in particular 8434 // replace the granted permissions of the system packages. 8435 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8436 for (PackageParser.Package pkg : mPackages.values()) { 8437 if (pkg != pkgInfo) { 8438 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8439 changingPkg); 8440 } 8441 } 8442 } 8443 8444 if (pkgInfo != null) { 8445 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8446 } 8447 } 8448 8449 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8450 String packageOfInterest) { 8451 // IMPORTANT: There are two types of permissions: install and runtime. 8452 // Install time permissions are granted when the app is installed to 8453 // all device users and users added in the future. Runtime permissions 8454 // are granted at runtime explicitly to specific users. Normal and signature 8455 // protected permissions are install time permissions. Dangerous permissions 8456 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8457 // otherwise they are runtime permissions. This function does not manage 8458 // runtime permissions except for the case an app targeting Lollipop MR1 8459 // being upgraded to target a newer SDK, in which case dangerous permissions 8460 // are transformed from install time to runtime ones. 8461 8462 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8463 if (ps == null) { 8464 return; 8465 } 8466 8467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8468 8469 PermissionsState permissionsState = ps.getPermissionsState(); 8470 PermissionsState origPermissions = permissionsState; 8471 8472 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8473 8474 boolean runtimePermissionsRevoked = false; 8475 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8476 8477 boolean changedInstallPermission = false; 8478 8479 if (replace) { 8480 ps.installPermissionsFixed = false; 8481 if (!ps.isSharedUser()) { 8482 origPermissions = new PermissionsState(permissionsState); 8483 permissionsState.reset(); 8484 } else { 8485 // We need to know only about runtime permission changes since the 8486 // calling code always writes the install permissions state but 8487 // the runtime ones are written only if changed. The only cases of 8488 // changed runtime permissions here are promotion of an install to 8489 // runtime and revocation of a runtime from a shared user. 8490 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8491 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8492 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8493 runtimePermissionsRevoked = true; 8494 } 8495 } 8496 } 8497 8498 permissionsState.setGlobalGids(mGlobalGids); 8499 8500 final int N = pkg.requestedPermissions.size(); 8501 for (int i=0; i<N; i++) { 8502 final String name = pkg.requestedPermissions.get(i); 8503 final BasePermission bp = mSettings.mPermissions.get(name); 8504 8505 if (DEBUG_INSTALL) { 8506 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8507 } 8508 8509 if (bp == null || bp.packageSetting == null) { 8510 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8511 Slog.w(TAG, "Unknown permission " + name 8512 + " in package " + pkg.packageName); 8513 } 8514 continue; 8515 } 8516 8517 final String perm = bp.name; 8518 boolean allowedSig = false; 8519 int grant = GRANT_DENIED; 8520 8521 // Keep track of app op permissions. 8522 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8523 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8524 if (pkgs == null) { 8525 pkgs = new ArraySet<>(); 8526 mAppOpPermissionPackages.put(bp.name, pkgs); 8527 } 8528 pkgs.add(pkg.packageName); 8529 } 8530 8531 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8532 switch (level) { 8533 case PermissionInfo.PROTECTION_NORMAL: { 8534 // For all apps normal permissions are install time ones. 8535 grant = GRANT_INSTALL; 8536 } break; 8537 8538 case PermissionInfo.PROTECTION_DANGEROUS: { 8539 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8540 // For legacy apps dangerous permissions are install time ones. 8541 grant = GRANT_INSTALL_LEGACY; 8542 } else if (origPermissions.hasInstallPermission(bp.name)) { 8543 // For legacy apps that became modern, install becomes runtime. 8544 grant = GRANT_UPGRADE; 8545 } else if (mPromoteSystemApps 8546 && isSystemApp(ps) 8547 && mExistingSystemPackages.contains(ps.name)) { 8548 // For legacy system apps, install becomes runtime. 8549 // We cannot check hasInstallPermission() for system apps since those 8550 // permissions were granted implicitly and not persisted pre-M. 8551 grant = GRANT_UPGRADE; 8552 } else { 8553 // For modern apps keep runtime permissions unchanged. 8554 grant = GRANT_RUNTIME; 8555 } 8556 } break; 8557 8558 case PermissionInfo.PROTECTION_SIGNATURE: { 8559 // For all apps signature permissions are install time ones. 8560 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8561 if (allowedSig) { 8562 grant = GRANT_INSTALL; 8563 } 8564 } break; 8565 } 8566 8567 if (DEBUG_INSTALL) { 8568 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8569 } 8570 8571 if (grant != GRANT_DENIED) { 8572 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8573 // If this is an existing, non-system package, then 8574 // we can't add any new permissions to it. 8575 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8576 // Except... if this is a permission that was added 8577 // to the platform (note: need to only do this when 8578 // updating the platform). 8579 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8580 grant = GRANT_DENIED; 8581 } 8582 } 8583 } 8584 8585 switch (grant) { 8586 case GRANT_INSTALL: { 8587 // Revoke this as runtime permission to handle the case of 8588 // a runtime permission being downgraded to an install one. 8589 for (int userId : UserManagerService.getInstance().getUserIds()) { 8590 if (origPermissions.getRuntimePermissionState( 8591 bp.name, userId) != null) { 8592 // Revoke the runtime permission and clear the flags. 8593 origPermissions.revokeRuntimePermission(bp, userId); 8594 origPermissions.updatePermissionFlags(bp, userId, 8595 PackageManager.MASK_PERMISSION_FLAGS, 0); 8596 // If we revoked a permission permission, we have to write. 8597 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8598 changedRuntimePermissionUserIds, userId); 8599 } 8600 } 8601 // Grant an install permission. 8602 if (permissionsState.grantInstallPermission(bp) != 8603 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8604 changedInstallPermission = true; 8605 } 8606 } break; 8607 8608 case GRANT_INSTALL_LEGACY: { 8609 // Grant an install permission. 8610 if (permissionsState.grantInstallPermission(bp) != 8611 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8612 changedInstallPermission = true; 8613 } 8614 } break; 8615 8616 case GRANT_RUNTIME: { 8617 // Grant previously granted runtime permissions. 8618 for (int userId : UserManagerService.getInstance().getUserIds()) { 8619 PermissionState permissionState = origPermissions 8620 .getRuntimePermissionState(bp.name, userId); 8621 final int flags = permissionState != null 8622 ? permissionState.getFlags() : 0; 8623 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8624 if (permissionsState.grantRuntimePermission(bp, userId) == 8625 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8626 // If we cannot put the permission as it was, we have to write. 8627 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8628 changedRuntimePermissionUserIds, userId); 8629 } 8630 } 8631 // Propagate the permission flags. 8632 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8633 } 8634 } break; 8635 8636 case GRANT_UPGRADE: { 8637 // Grant runtime permissions for a previously held install permission. 8638 PermissionState permissionState = origPermissions 8639 .getInstallPermissionState(bp.name); 8640 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8641 8642 if (origPermissions.revokeInstallPermission(bp) 8643 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8644 // We will be transferring the permission flags, so clear them. 8645 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8646 PackageManager.MASK_PERMISSION_FLAGS, 0); 8647 changedInstallPermission = true; 8648 } 8649 8650 // If the permission is not to be promoted to runtime we ignore it and 8651 // also its other flags as they are not applicable to install permissions. 8652 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8653 for (int userId : currentUserIds) { 8654 if (permissionsState.grantRuntimePermission(bp, userId) != 8655 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8656 // Transfer the permission flags. 8657 permissionsState.updatePermissionFlags(bp, userId, 8658 flags, flags); 8659 // If we granted the permission, we have to write. 8660 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8661 changedRuntimePermissionUserIds, userId); 8662 } 8663 } 8664 } 8665 } break; 8666 8667 default: { 8668 if (packageOfInterest == null 8669 || packageOfInterest.equals(pkg.packageName)) { 8670 Slog.w(TAG, "Not granting permission " + perm 8671 + " to package " + pkg.packageName 8672 + " because it was previously installed without"); 8673 } 8674 } break; 8675 } 8676 } else { 8677 if (permissionsState.revokeInstallPermission(bp) != 8678 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8679 // Also drop the permission flags. 8680 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8681 PackageManager.MASK_PERMISSION_FLAGS, 0); 8682 changedInstallPermission = true; 8683 Slog.i(TAG, "Un-granting permission " + perm 8684 + " from package " + pkg.packageName 8685 + " (protectionLevel=" + bp.protectionLevel 8686 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8687 + ")"); 8688 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8689 // Don't print warning for app op permissions, since it is fine for them 8690 // not to be granted, there is a UI for the user to decide. 8691 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8692 Slog.w(TAG, "Not granting permission " + perm 8693 + " to package " + pkg.packageName 8694 + " (protectionLevel=" + bp.protectionLevel 8695 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8696 + ")"); 8697 } 8698 } 8699 } 8700 } 8701 8702 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8703 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8704 // This is the first that we have heard about this package, so the 8705 // permissions we have now selected are fixed until explicitly 8706 // changed. 8707 ps.installPermissionsFixed = true; 8708 } 8709 8710 // Persist the runtime permissions state for users with changes. If permissions 8711 // were revoked because no app in the shared user declares them we have to 8712 // write synchronously to avoid losing runtime permissions state. 8713 for (int userId : changedRuntimePermissionUserIds) { 8714 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8715 } 8716 8717 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8718 } 8719 8720 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8721 boolean allowed = false; 8722 final int NP = PackageParser.NEW_PERMISSIONS.length; 8723 for (int ip=0; ip<NP; ip++) { 8724 final PackageParser.NewPermissionInfo npi 8725 = PackageParser.NEW_PERMISSIONS[ip]; 8726 if (npi.name.equals(perm) 8727 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8728 allowed = true; 8729 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8730 + pkg.packageName); 8731 break; 8732 } 8733 } 8734 return allowed; 8735 } 8736 8737 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8738 BasePermission bp, PermissionsState origPermissions) { 8739 boolean allowed; 8740 allowed = (compareSignatures( 8741 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8742 == PackageManager.SIGNATURE_MATCH) 8743 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8744 == PackageManager.SIGNATURE_MATCH); 8745 if (!allowed && (bp.protectionLevel 8746 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8747 if (isSystemApp(pkg)) { 8748 // For updated system applications, a system permission 8749 // is granted only if it had been defined by the original application. 8750 if (pkg.isUpdatedSystemApp()) { 8751 final PackageSetting sysPs = mSettings 8752 .getDisabledSystemPkgLPr(pkg.packageName); 8753 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8754 // If the original was granted this permission, we take 8755 // that grant decision as read and propagate it to the 8756 // update. 8757 if (sysPs.isPrivileged()) { 8758 allowed = true; 8759 } 8760 } else { 8761 // The system apk may have been updated with an older 8762 // version of the one on the data partition, but which 8763 // granted a new system permission that it didn't have 8764 // before. In this case we do want to allow the app to 8765 // now get the new permission if the ancestral apk is 8766 // privileged to get it. 8767 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8768 for (int j=0; 8769 j<sysPs.pkg.requestedPermissions.size(); j++) { 8770 if (perm.equals( 8771 sysPs.pkg.requestedPermissions.get(j))) { 8772 allowed = true; 8773 break; 8774 } 8775 } 8776 } 8777 } 8778 } else { 8779 allowed = isPrivilegedApp(pkg); 8780 } 8781 } 8782 } 8783 if (!allowed) { 8784 if (!allowed && (bp.protectionLevel 8785 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8786 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8787 // If this was a previously normal/dangerous permission that got moved 8788 // to a system permission as part of the runtime permission redesign, then 8789 // we still want to blindly grant it to old apps. 8790 allowed = true; 8791 } 8792 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8793 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8794 // If this permission is to be granted to the system installer and 8795 // this app is an installer, then it gets the permission. 8796 allowed = true; 8797 } 8798 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8799 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8800 // If this permission is to be granted to the system verifier and 8801 // this app is a verifier, then it gets the permission. 8802 allowed = true; 8803 } 8804 if (!allowed && (bp.protectionLevel 8805 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8806 && isSystemApp(pkg)) { 8807 // Any pre-installed system app is allowed to get this permission. 8808 allowed = true; 8809 } 8810 if (!allowed && (bp.protectionLevel 8811 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8812 // For development permissions, a development permission 8813 // is granted only if it was already granted. 8814 allowed = origPermissions.hasInstallPermission(perm); 8815 } 8816 } 8817 return allowed; 8818 } 8819 8820 final class ActivityIntentResolver 8821 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8822 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8823 boolean defaultOnly, int userId) { 8824 if (!sUserManager.exists(userId)) return null; 8825 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8826 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8827 } 8828 8829 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8830 int userId) { 8831 if (!sUserManager.exists(userId)) return null; 8832 mFlags = flags; 8833 return super.queryIntent(intent, resolvedType, 8834 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8835 } 8836 8837 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8838 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8839 if (!sUserManager.exists(userId)) return null; 8840 if (packageActivities == null) { 8841 return null; 8842 } 8843 mFlags = flags; 8844 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8845 final int N = packageActivities.size(); 8846 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8847 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8848 8849 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8850 for (int i = 0; i < N; ++i) { 8851 intentFilters = packageActivities.get(i).intents; 8852 if (intentFilters != null && intentFilters.size() > 0) { 8853 PackageParser.ActivityIntentInfo[] array = 8854 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8855 intentFilters.toArray(array); 8856 listCut.add(array); 8857 } 8858 } 8859 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8860 } 8861 8862 public final void addActivity(PackageParser.Activity a, String type) { 8863 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8864 mActivities.put(a.getComponentName(), a); 8865 if (DEBUG_SHOW_INFO) 8866 Log.v( 8867 TAG, " " + type + " " + 8868 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8869 if (DEBUG_SHOW_INFO) 8870 Log.v(TAG, " Class=" + a.info.name); 8871 final int NI = a.intents.size(); 8872 for (int j=0; j<NI; j++) { 8873 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8874 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8875 intent.setPriority(0); 8876 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8877 + a.className + " with priority > 0, forcing to 0"); 8878 } 8879 if (DEBUG_SHOW_INFO) { 8880 Log.v(TAG, " IntentFilter:"); 8881 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8882 } 8883 if (!intent.debugCheck()) { 8884 Log.w(TAG, "==> For Activity " + a.info.name); 8885 } 8886 addFilter(intent); 8887 } 8888 } 8889 8890 public final void removeActivity(PackageParser.Activity a, String type) { 8891 mActivities.remove(a.getComponentName()); 8892 if (DEBUG_SHOW_INFO) { 8893 Log.v(TAG, " " + type + " " 8894 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8895 : a.info.name) + ":"); 8896 Log.v(TAG, " Class=" + a.info.name); 8897 } 8898 final int NI = a.intents.size(); 8899 for (int j=0; j<NI; j++) { 8900 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8901 if (DEBUG_SHOW_INFO) { 8902 Log.v(TAG, " IntentFilter:"); 8903 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8904 } 8905 removeFilter(intent); 8906 } 8907 } 8908 8909 @Override 8910 protected boolean allowFilterResult( 8911 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8912 ActivityInfo filterAi = filter.activity.info; 8913 for (int i=dest.size()-1; i>=0; i--) { 8914 ActivityInfo destAi = dest.get(i).activityInfo; 8915 if (destAi.name == filterAi.name 8916 && destAi.packageName == filterAi.packageName) { 8917 return false; 8918 } 8919 } 8920 return true; 8921 } 8922 8923 @Override 8924 protected ActivityIntentInfo[] newArray(int size) { 8925 return new ActivityIntentInfo[size]; 8926 } 8927 8928 @Override 8929 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8930 if (!sUserManager.exists(userId)) return true; 8931 PackageParser.Package p = filter.activity.owner; 8932 if (p != null) { 8933 PackageSetting ps = (PackageSetting)p.mExtras; 8934 if (ps != null) { 8935 // System apps are never considered stopped for purposes of 8936 // filtering, because there may be no way for the user to 8937 // actually re-launch them. 8938 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8939 && ps.getStopped(userId); 8940 } 8941 } 8942 return false; 8943 } 8944 8945 @Override 8946 protected boolean isPackageForFilter(String packageName, 8947 PackageParser.ActivityIntentInfo info) { 8948 return packageName.equals(info.activity.owner.packageName); 8949 } 8950 8951 @Override 8952 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8953 int match, int userId) { 8954 if (!sUserManager.exists(userId)) return null; 8955 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8956 return null; 8957 } 8958 final PackageParser.Activity activity = info.activity; 8959 if (mSafeMode && (activity.info.applicationInfo.flags 8960 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8961 return null; 8962 } 8963 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8964 if (ps == null) { 8965 return null; 8966 } 8967 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8968 ps.readUserState(userId), userId); 8969 if (ai == null) { 8970 return null; 8971 } 8972 final ResolveInfo res = new ResolveInfo(); 8973 res.activityInfo = ai; 8974 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8975 res.filter = info; 8976 } 8977 if (info != null) { 8978 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8979 } 8980 res.priority = info.getPriority(); 8981 res.preferredOrder = activity.owner.mPreferredOrder; 8982 //System.out.println("Result: " + res.activityInfo.className + 8983 // " = " + res.priority); 8984 res.match = match; 8985 res.isDefault = info.hasDefault; 8986 res.labelRes = info.labelRes; 8987 res.nonLocalizedLabel = info.nonLocalizedLabel; 8988 if (userNeedsBadging(userId)) { 8989 res.noResourceId = true; 8990 } else { 8991 res.icon = info.icon; 8992 } 8993 res.iconResourceId = info.icon; 8994 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8995 return res; 8996 } 8997 8998 @Override 8999 protected void sortResults(List<ResolveInfo> results) { 9000 Collections.sort(results, mResolvePrioritySorter); 9001 } 9002 9003 @Override 9004 protected void dumpFilter(PrintWriter out, String prefix, 9005 PackageParser.ActivityIntentInfo filter) { 9006 out.print(prefix); out.print( 9007 Integer.toHexString(System.identityHashCode(filter.activity))); 9008 out.print(' '); 9009 filter.activity.printComponentShortName(out); 9010 out.print(" filter "); 9011 out.println(Integer.toHexString(System.identityHashCode(filter))); 9012 } 9013 9014 @Override 9015 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9016 return filter.activity; 9017 } 9018 9019 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9020 PackageParser.Activity activity = (PackageParser.Activity)label; 9021 out.print(prefix); out.print( 9022 Integer.toHexString(System.identityHashCode(activity))); 9023 out.print(' '); 9024 activity.printComponentShortName(out); 9025 if (count > 1) { 9026 out.print(" ("); out.print(count); out.print(" filters)"); 9027 } 9028 out.println(); 9029 } 9030 9031// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9032// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9033// final List<ResolveInfo> retList = Lists.newArrayList(); 9034// while (i.hasNext()) { 9035// final ResolveInfo resolveInfo = i.next(); 9036// if (isEnabledLP(resolveInfo.activityInfo)) { 9037// retList.add(resolveInfo); 9038// } 9039// } 9040// return retList; 9041// } 9042 9043 // Keys are String (activity class name), values are Activity. 9044 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9045 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9046 private int mFlags; 9047 } 9048 9049 private final class ServiceIntentResolver 9050 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9051 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9052 boolean defaultOnly, int userId) { 9053 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9054 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9055 } 9056 9057 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9058 int userId) { 9059 if (!sUserManager.exists(userId)) return null; 9060 mFlags = flags; 9061 return super.queryIntent(intent, resolvedType, 9062 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9063 } 9064 9065 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9066 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9067 if (!sUserManager.exists(userId)) return null; 9068 if (packageServices == null) { 9069 return null; 9070 } 9071 mFlags = flags; 9072 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9073 final int N = packageServices.size(); 9074 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9075 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9076 9077 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9078 for (int i = 0; i < N; ++i) { 9079 intentFilters = packageServices.get(i).intents; 9080 if (intentFilters != null && intentFilters.size() > 0) { 9081 PackageParser.ServiceIntentInfo[] array = 9082 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9083 intentFilters.toArray(array); 9084 listCut.add(array); 9085 } 9086 } 9087 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9088 } 9089 9090 public final void addService(PackageParser.Service s) { 9091 mServices.put(s.getComponentName(), s); 9092 if (DEBUG_SHOW_INFO) { 9093 Log.v(TAG, " " 9094 + (s.info.nonLocalizedLabel != null 9095 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9096 Log.v(TAG, " Class=" + s.info.name); 9097 } 9098 final int NI = s.intents.size(); 9099 int j; 9100 for (j=0; j<NI; j++) { 9101 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9102 if (DEBUG_SHOW_INFO) { 9103 Log.v(TAG, " IntentFilter:"); 9104 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9105 } 9106 if (!intent.debugCheck()) { 9107 Log.w(TAG, "==> For Service " + s.info.name); 9108 } 9109 addFilter(intent); 9110 } 9111 } 9112 9113 public final void removeService(PackageParser.Service s) { 9114 mServices.remove(s.getComponentName()); 9115 if (DEBUG_SHOW_INFO) { 9116 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9117 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9118 Log.v(TAG, " Class=" + s.info.name); 9119 } 9120 final int NI = s.intents.size(); 9121 int j; 9122 for (j=0; j<NI; j++) { 9123 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9124 if (DEBUG_SHOW_INFO) { 9125 Log.v(TAG, " IntentFilter:"); 9126 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9127 } 9128 removeFilter(intent); 9129 } 9130 } 9131 9132 @Override 9133 protected boolean allowFilterResult( 9134 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9135 ServiceInfo filterSi = filter.service.info; 9136 for (int i=dest.size()-1; i>=0; i--) { 9137 ServiceInfo destAi = dest.get(i).serviceInfo; 9138 if (destAi.name == filterSi.name 9139 && destAi.packageName == filterSi.packageName) { 9140 return false; 9141 } 9142 } 9143 return true; 9144 } 9145 9146 @Override 9147 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9148 return new PackageParser.ServiceIntentInfo[size]; 9149 } 9150 9151 @Override 9152 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9153 if (!sUserManager.exists(userId)) return true; 9154 PackageParser.Package p = filter.service.owner; 9155 if (p != null) { 9156 PackageSetting ps = (PackageSetting)p.mExtras; 9157 if (ps != null) { 9158 // System apps are never considered stopped for purposes of 9159 // filtering, because there may be no way for the user to 9160 // actually re-launch them. 9161 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9162 && ps.getStopped(userId); 9163 } 9164 } 9165 return false; 9166 } 9167 9168 @Override 9169 protected boolean isPackageForFilter(String packageName, 9170 PackageParser.ServiceIntentInfo info) { 9171 return packageName.equals(info.service.owner.packageName); 9172 } 9173 9174 @Override 9175 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9176 int match, int userId) { 9177 if (!sUserManager.exists(userId)) return null; 9178 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9179 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9180 return null; 9181 } 9182 final PackageParser.Service service = info.service; 9183 if (mSafeMode && (service.info.applicationInfo.flags 9184 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9185 return null; 9186 } 9187 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9188 if (ps == null) { 9189 return null; 9190 } 9191 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9192 ps.readUserState(userId), userId); 9193 if (si == null) { 9194 return null; 9195 } 9196 final ResolveInfo res = new ResolveInfo(); 9197 res.serviceInfo = si; 9198 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9199 res.filter = filter; 9200 } 9201 res.priority = info.getPriority(); 9202 res.preferredOrder = service.owner.mPreferredOrder; 9203 res.match = match; 9204 res.isDefault = info.hasDefault; 9205 res.labelRes = info.labelRes; 9206 res.nonLocalizedLabel = info.nonLocalizedLabel; 9207 res.icon = info.icon; 9208 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9209 return res; 9210 } 9211 9212 @Override 9213 protected void sortResults(List<ResolveInfo> results) { 9214 Collections.sort(results, mResolvePrioritySorter); 9215 } 9216 9217 @Override 9218 protected void dumpFilter(PrintWriter out, String prefix, 9219 PackageParser.ServiceIntentInfo filter) { 9220 out.print(prefix); out.print( 9221 Integer.toHexString(System.identityHashCode(filter.service))); 9222 out.print(' '); 9223 filter.service.printComponentShortName(out); 9224 out.print(" filter "); 9225 out.println(Integer.toHexString(System.identityHashCode(filter))); 9226 } 9227 9228 @Override 9229 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9230 return filter.service; 9231 } 9232 9233 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9234 PackageParser.Service service = (PackageParser.Service)label; 9235 out.print(prefix); out.print( 9236 Integer.toHexString(System.identityHashCode(service))); 9237 out.print(' '); 9238 service.printComponentShortName(out); 9239 if (count > 1) { 9240 out.print(" ("); out.print(count); out.print(" filters)"); 9241 } 9242 out.println(); 9243 } 9244 9245// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9246// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9247// final List<ResolveInfo> retList = Lists.newArrayList(); 9248// while (i.hasNext()) { 9249// final ResolveInfo resolveInfo = (ResolveInfo) i; 9250// if (isEnabledLP(resolveInfo.serviceInfo)) { 9251// retList.add(resolveInfo); 9252// } 9253// } 9254// return retList; 9255// } 9256 9257 // Keys are String (activity class name), values are Activity. 9258 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9259 = new ArrayMap<ComponentName, PackageParser.Service>(); 9260 private int mFlags; 9261 }; 9262 9263 private final class ProviderIntentResolver 9264 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9265 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9266 boolean defaultOnly, int userId) { 9267 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9268 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9269 } 9270 9271 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9272 int userId) { 9273 if (!sUserManager.exists(userId)) 9274 return null; 9275 mFlags = flags; 9276 return super.queryIntent(intent, resolvedType, 9277 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9278 } 9279 9280 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9281 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9282 if (!sUserManager.exists(userId)) 9283 return null; 9284 if (packageProviders == null) { 9285 return null; 9286 } 9287 mFlags = flags; 9288 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9289 final int N = packageProviders.size(); 9290 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9291 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9292 9293 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9294 for (int i = 0; i < N; ++i) { 9295 intentFilters = packageProviders.get(i).intents; 9296 if (intentFilters != null && intentFilters.size() > 0) { 9297 PackageParser.ProviderIntentInfo[] array = 9298 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9299 intentFilters.toArray(array); 9300 listCut.add(array); 9301 } 9302 } 9303 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9304 } 9305 9306 public final void addProvider(PackageParser.Provider p) { 9307 if (mProviders.containsKey(p.getComponentName())) { 9308 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9309 return; 9310 } 9311 9312 mProviders.put(p.getComponentName(), p); 9313 if (DEBUG_SHOW_INFO) { 9314 Log.v(TAG, " " 9315 + (p.info.nonLocalizedLabel != null 9316 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9317 Log.v(TAG, " Class=" + p.info.name); 9318 } 9319 final int NI = p.intents.size(); 9320 int j; 9321 for (j = 0; j < NI; j++) { 9322 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9323 if (DEBUG_SHOW_INFO) { 9324 Log.v(TAG, " IntentFilter:"); 9325 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9326 } 9327 if (!intent.debugCheck()) { 9328 Log.w(TAG, "==> For Provider " + p.info.name); 9329 } 9330 addFilter(intent); 9331 } 9332 } 9333 9334 public final void removeProvider(PackageParser.Provider p) { 9335 mProviders.remove(p.getComponentName()); 9336 if (DEBUG_SHOW_INFO) { 9337 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9338 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9339 Log.v(TAG, " Class=" + p.info.name); 9340 } 9341 final int NI = p.intents.size(); 9342 int j; 9343 for (j = 0; j < NI; j++) { 9344 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9345 if (DEBUG_SHOW_INFO) { 9346 Log.v(TAG, " IntentFilter:"); 9347 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9348 } 9349 removeFilter(intent); 9350 } 9351 } 9352 9353 @Override 9354 protected boolean allowFilterResult( 9355 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9356 ProviderInfo filterPi = filter.provider.info; 9357 for (int i = dest.size() - 1; i >= 0; i--) { 9358 ProviderInfo destPi = dest.get(i).providerInfo; 9359 if (destPi.name == filterPi.name 9360 && destPi.packageName == filterPi.packageName) { 9361 return false; 9362 } 9363 } 9364 return true; 9365 } 9366 9367 @Override 9368 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9369 return new PackageParser.ProviderIntentInfo[size]; 9370 } 9371 9372 @Override 9373 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9374 if (!sUserManager.exists(userId)) 9375 return true; 9376 PackageParser.Package p = filter.provider.owner; 9377 if (p != null) { 9378 PackageSetting ps = (PackageSetting) p.mExtras; 9379 if (ps != null) { 9380 // System apps are never considered stopped for purposes of 9381 // filtering, because there may be no way for the user to 9382 // actually re-launch them. 9383 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9384 && ps.getStopped(userId); 9385 } 9386 } 9387 return false; 9388 } 9389 9390 @Override 9391 protected boolean isPackageForFilter(String packageName, 9392 PackageParser.ProviderIntentInfo info) { 9393 return packageName.equals(info.provider.owner.packageName); 9394 } 9395 9396 @Override 9397 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9398 int match, int userId) { 9399 if (!sUserManager.exists(userId)) 9400 return null; 9401 final PackageParser.ProviderIntentInfo info = filter; 9402 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9403 return null; 9404 } 9405 final PackageParser.Provider provider = info.provider; 9406 if (mSafeMode && (provider.info.applicationInfo.flags 9407 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9408 return null; 9409 } 9410 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9411 if (ps == null) { 9412 return null; 9413 } 9414 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9415 ps.readUserState(userId), userId); 9416 if (pi == null) { 9417 return null; 9418 } 9419 final ResolveInfo res = new ResolveInfo(); 9420 res.providerInfo = pi; 9421 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9422 res.filter = filter; 9423 } 9424 res.priority = info.getPriority(); 9425 res.preferredOrder = provider.owner.mPreferredOrder; 9426 res.match = match; 9427 res.isDefault = info.hasDefault; 9428 res.labelRes = info.labelRes; 9429 res.nonLocalizedLabel = info.nonLocalizedLabel; 9430 res.icon = info.icon; 9431 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9432 return res; 9433 } 9434 9435 @Override 9436 protected void sortResults(List<ResolveInfo> results) { 9437 Collections.sort(results, mResolvePrioritySorter); 9438 } 9439 9440 @Override 9441 protected void dumpFilter(PrintWriter out, String prefix, 9442 PackageParser.ProviderIntentInfo filter) { 9443 out.print(prefix); 9444 out.print( 9445 Integer.toHexString(System.identityHashCode(filter.provider))); 9446 out.print(' '); 9447 filter.provider.printComponentShortName(out); 9448 out.print(" filter "); 9449 out.println(Integer.toHexString(System.identityHashCode(filter))); 9450 } 9451 9452 @Override 9453 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9454 return filter.provider; 9455 } 9456 9457 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9458 PackageParser.Provider provider = (PackageParser.Provider)label; 9459 out.print(prefix); out.print( 9460 Integer.toHexString(System.identityHashCode(provider))); 9461 out.print(' '); 9462 provider.printComponentShortName(out); 9463 if (count > 1) { 9464 out.print(" ("); out.print(count); out.print(" filters)"); 9465 } 9466 out.println(); 9467 } 9468 9469 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9470 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9471 private int mFlags; 9472 }; 9473 9474 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9475 new Comparator<ResolveInfo>() { 9476 public int compare(ResolveInfo r1, ResolveInfo r2) { 9477 int v1 = r1.priority; 9478 int v2 = r2.priority; 9479 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9480 if (v1 != v2) { 9481 return (v1 > v2) ? -1 : 1; 9482 } 9483 v1 = r1.preferredOrder; 9484 v2 = r2.preferredOrder; 9485 if (v1 != v2) { 9486 return (v1 > v2) ? -1 : 1; 9487 } 9488 if (r1.isDefault != r2.isDefault) { 9489 return r1.isDefault ? -1 : 1; 9490 } 9491 v1 = r1.match; 9492 v2 = r2.match; 9493 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9494 if (v1 != v2) { 9495 return (v1 > v2) ? -1 : 1; 9496 } 9497 if (r1.system != r2.system) { 9498 return r1.system ? -1 : 1; 9499 } 9500 return 0; 9501 } 9502 }; 9503 9504 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9505 new Comparator<ProviderInfo>() { 9506 public int compare(ProviderInfo p1, ProviderInfo p2) { 9507 final int v1 = p1.initOrder; 9508 final int v2 = p2.initOrder; 9509 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9510 } 9511 }; 9512 9513 final void sendPackageBroadcast(final String action, final String pkg, 9514 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9515 final int[] userIds) { 9516 mHandler.post(new Runnable() { 9517 @Override 9518 public void run() { 9519 try { 9520 final IActivityManager am = ActivityManagerNative.getDefault(); 9521 if (am == null) return; 9522 final int[] resolvedUserIds; 9523 if (userIds == null) { 9524 resolvedUserIds = am.getRunningUserIds(); 9525 } else { 9526 resolvedUserIds = userIds; 9527 } 9528 for (int id : resolvedUserIds) { 9529 final Intent intent = new Intent(action, 9530 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9531 if (extras != null) { 9532 intent.putExtras(extras); 9533 } 9534 if (targetPkg != null) { 9535 intent.setPackage(targetPkg); 9536 } 9537 // Modify the UID when posting to other users 9538 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9539 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9540 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9541 intent.putExtra(Intent.EXTRA_UID, uid); 9542 } 9543 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9544 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9545 if (DEBUG_BROADCASTS) { 9546 RuntimeException here = new RuntimeException("here"); 9547 here.fillInStackTrace(); 9548 Slog.d(TAG, "Sending to user " + id + ": " 9549 + intent.toShortString(false, true, false, false) 9550 + " " + intent.getExtras(), here); 9551 } 9552 am.broadcastIntent(null, intent, null, finishedReceiver, 9553 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9554 null, finishedReceiver != null, false, id); 9555 } 9556 } catch (RemoteException ex) { 9557 } 9558 } 9559 }); 9560 } 9561 9562 /** 9563 * Check if the external storage media is available. This is true if there 9564 * is a mounted external storage medium or if the external storage is 9565 * emulated. 9566 */ 9567 private boolean isExternalMediaAvailable() { 9568 return mMediaMounted || Environment.isExternalStorageEmulated(); 9569 } 9570 9571 @Override 9572 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9573 // writer 9574 synchronized (mPackages) { 9575 if (!isExternalMediaAvailable()) { 9576 // If the external storage is no longer mounted at this point, 9577 // the caller may not have been able to delete all of this 9578 // packages files and can not delete any more. Bail. 9579 return null; 9580 } 9581 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9582 if (lastPackage != null) { 9583 pkgs.remove(lastPackage); 9584 } 9585 if (pkgs.size() > 0) { 9586 return pkgs.get(0); 9587 } 9588 } 9589 return null; 9590 } 9591 9592 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9593 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9594 userId, andCode ? 1 : 0, packageName); 9595 if (mSystemReady) { 9596 msg.sendToTarget(); 9597 } else { 9598 if (mPostSystemReadyMessages == null) { 9599 mPostSystemReadyMessages = new ArrayList<>(); 9600 } 9601 mPostSystemReadyMessages.add(msg); 9602 } 9603 } 9604 9605 void startCleaningPackages() { 9606 // reader 9607 synchronized (mPackages) { 9608 if (!isExternalMediaAvailable()) { 9609 return; 9610 } 9611 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9612 return; 9613 } 9614 } 9615 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9616 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9617 IActivityManager am = ActivityManagerNative.getDefault(); 9618 if (am != null) { 9619 try { 9620 am.startService(null, intent, null, mContext.getOpPackageName(), 9621 UserHandle.USER_SYSTEM); 9622 } catch (RemoteException e) { 9623 } 9624 } 9625 } 9626 9627 @Override 9628 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9629 int installFlags, String installerPackageName, VerificationParams verificationParams, 9630 String packageAbiOverride) { 9631 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9632 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9633 } 9634 9635 @Override 9636 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9637 int installFlags, String installerPackageName, VerificationParams verificationParams, 9638 String packageAbiOverride, int userId) { 9639 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9640 9641 final int callingUid = Binder.getCallingUid(); 9642 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9643 9644 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9645 try { 9646 if (observer != null) { 9647 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9648 } 9649 } catch (RemoteException re) { 9650 } 9651 return; 9652 } 9653 9654 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9655 installFlags |= PackageManager.INSTALL_FROM_ADB; 9656 9657 } else { 9658 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9659 // about installerPackageName. 9660 9661 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9662 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9663 } 9664 9665 UserHandle user; 9666 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9667 user = UserHandle.ALL; 9668 } else { 9669 user = new UserHandle(userId); 9670 } 9671 9672 // Only system components can circumvent runtime permissions when installing. 9673 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9674 && mContext.checkCallingOrSelfPermission(Manifest.permission 9675 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9676 throw new SecurityException("You need the " 9677 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9678 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9679 } 9680 9681 verificationParams.setInstallerUid(callingUid); 9682 9683 final File originFile = new File(originPath); 9684 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9685 9686 final Message msg = mHandler.obtainMessage(INIT_COPY); 9687 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9688 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9689 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9690 msg.obj = params; 9691 9692 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9693 System.identityHashCode(msg.obj)); 9694 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9695 System.identityHashCode(msg.obj)); 9696 9697 mHandler.sendMessage(msg); 9698 } 9699 9700 void installStage(String packageName, File stagedDir, String stagedCid, 9701 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9702 String installerPackageName, int installerUid, UserHandle user) { 9703 final VerificationParams verifParams = new VerificationParams( 9704 null, sessionParams.originatingUri, sessionParams.referrerUri, 9705 sessionParams.originatingUid, null); 9706 verifParams.setInstallerUid(installerUid); 9707 9708 final OriginInfo origin; 9709 if (stagedDir != null) { 9710 origin = OriginInfo.fromStagedFile(stagedDir); 9711 } else { 9712 origin = OriginInfo.fromStagedContainer(stagedCid); 9713 } 9714 9715 final Message msg = mHandler.obtainMessage(INIT_COPY); 9716 final InstallParams params = new InstallParams(origin, null, observer, 9717 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9718 verifParams, user, sessionParams.abiOverride, 9719 sessionParams.grantedRuntimePermissions); 9720 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9721 msg.obj = params; 9722 9723 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9724 System.identityHashCode(msg.obj)); 9725 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9726 System.identityHashCode(msg.obj)); 9727 9728 mHandler.sendMessage(msg); 9729 } 9730 9731 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9732 Bundle extras = new Bundle(1); 9733 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9734 9735 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9736 packageName, extras, null, null, new int[] {userId}); 9737 try { 9738 IActivityManager am = ActivityManagerNative.getDefault(); 9739 final boolean isSystem = 9740 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9741 if (isSystem && am.isUserRunning(userId, false)) { 9742 // The just-installed/enabled app is bundled on the system, so presumed 9743 // to be able to run automatically without needing an explicit launch. 9744 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9745 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9746 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9747 .setPackage(packageName); 9748 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9749 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9750 } 9751 } catch (RemoteException e) { 9752 // shouldn't happen 9753 Slog.w(TAG, "Unable to bootstrap installed package", e); 9754 } 9755 } 9756 9757 @Override 9758 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9759 int userId) { 9760 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9761 PackageSetting pkgSetting; 9762 final int uid = Binder.getCallingUid(); 9763 enforceCrossUserPermission(uid, userId, true, true, 9764 "setApplicationHiddenSetting for user " + userId); 9765 9766 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9767 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9768 return false; 9769 } 9770 9771 long callingId = Binder.clearCallingIdentity(); 9772 try { 9773 boolean sendAdded = false; 9774 boolean sendRemoved = false; 9775 // writer 9776 synchronized (mPackages) { 9777 pkgSetting = mSettings.mPackages.get(packageName); 9778 if (pkgSetting == null) { 9779 return false; 9780 } 9781 if (pkgSetting.getHidden(userId) != hidden) { 9782 pkgSetting.setHidden(hidden, userId); 9783 mSettings.writePackageRestrictionsLPr(userId); 9784 if (hidden) { 9785 sendRemoved = true; 9786 } else { 9787 sendAdded = true; 9788 } 9789 } 9790 } 9791 if (sendAdded) { 9792 sendPackageAddedForUser(packageName, pkgSetting, userId); 9793 return true; 9794 } 9795 if (sendRemoved) { 9796 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9797 "hiding pkg"); 9798 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9799 return true; 9800 } 9801 } finally { 9802 Binder.restoreCallingIdentity(callingId); 9803 } 9804 return false; 9805 } 9806 9807 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9808 int userId) { 9809 final PackageRemovedInfo info = new PackageRemovedInfo(); 9810 info.removedPackage = packageName; 9811 info.removedUsers = new int[] {userId}; 9812 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9813 info.sendBroadcast(false, false, false); 9814 } 9815 9816 /** 9817 * Returns true if application is not found or there was an error. Otherwise it returns 9818 * the hidden state of the package for the given user. 9819 */ 9820 @Override 9821 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9822 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9823 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9824 false, "getApplicationHidden for user " + userId); 9825 PackageSetting pkgSetting; 9826 long callingId = Binder.clearCallingIdentity(); 9827 try { 9828 // writer 9829 synchronized (mPackages) { 9830 pkgSetting = mSettings.mPackages.get(packageName); 9831 if (pkgSetting == null) { 9832 return true; 9833 } 9834 return pkgSetting.getHidden(userId); 9835 } 9836 } finally { 9837 Binder.restoreCallingIdentity(callingId); 9838 } 9839 } 9840 9841 /** 9842 * @hide 9843 */ 9844 @Override 9845 public int installExistingPackageAsUser(String packageName, int userId) { 9846 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9847 null); 9848 PackageSetting pkgSetting; 9849 final int uid = Binder.getCallingUid(); 9850 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9851 + userId); 9852 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9853 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9854 } 9855 9856 long callingId = Binder.clearCallingIdentity(); 9857 try { 9858 boolean sendAdded = false; 9859 9860 // writer 9861 synchronized (mPackages) { 9862 pkgSetting = mSettings.mPackages.get(packageName); 9863 if (pkgSetting == null) { 9864 return PackageManager.INSTALL_FAILED_INVALID_URI; 9865 } 9866 if (!pkgSetting.getInstalled(userId)) { 9867 pkgSetting.setInstalled(true, userId); 9868 pkgSetting.setHidden(false, userId); 9869 mSettings.writePackageRestrictionsLPr(userId); 9870 sendAdded = true; 9871 } 9872 } 9873 9874 if (sendAdded) { 9875 sendPackageAddedForUser(packageName, pkgSetting, userId); 9876 } 9877 } finally { 9878 Binder.restoreCallingIdentity(callingId); 9879 } 9880 9881 return PackageManager.INSTALL_SUCCEEDED; 9882 } 9883 9884 boolean isUserRestricted(int userId, String restrictionKey) { 9885 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9886 if (restrictions.getBoolean(restrictionKey, false)) { 9887 Log.w(TAG, "User is restricted: " + restrictionKey); 9888 return true; 9889 } 9890 return false; 9891 } 9892 9893 @Override 9894 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9895 mContext.enforceCallingOrSelfPermission( 9896 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9897 "Only package verification agents can verify applications"); 9898 9899 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9900 final PackageVerificationResponse response = new PackageVerificationResponse( 9901 verificationCode, Binder.getCallingUid()); 9902 msg.arg1 = id; 9903 msg.obj = response; 9904 mHandler.sendMessage(msg); 9905 } 9906 9907 @Override 9908 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9909 long millisecondsToDelay) { 9910 mContext.enforceCallingOrSelfPermission( 9911 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9912 "Only package verification agents can extend verification timeouts"); 9913 9914 final PackageVerificationState state = mPendingVerification.get(id); 9915 final PackageVerificationResponse response = new PackageVerificationResponse( 9916 verificationCodeAtTimeout, Binder.getCallingUid()); 9917 9918 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9919 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9920 } 9921 if (millisecondsToDelay < 0) { 9922 millisecondsToDelay = 0; 9923 } 9924 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9925 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9926 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9927 } 9928 9929 if ((state != null) && !state.timeoutExtended()) { 9930 state.extendTimeout(); 9931 9932 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9933 msg.arg1 = id; 9934 msg.obj = response; 9935 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9936 } 9937 } 9938 9939 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9940 int verificationCode, UserHandle user) { 9941 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9942 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9943 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9944 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9945 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9946 9947 mContext.sendBroadcastAsUser(intent, user, 9948 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9949 } 9950 9951 private ComponentName matchComponentForVerifier(String packageName, 9952 List<ResolveInfo> receivers) { 9953 ActivityInfo targetReceiver = null; 9954 9955 final int NR = receivers.size(); 9956 for (int i = 0; i < NR; i++) { 9957 final ResolveInfo info = receivers.get(i); 9958 if (info.activityInfo == null) { 9959 continue; 9960 } 9961 9962 if (packageName.equals(info.activityInfo.packageName)) { 9963 targetReceiver = info.activityInfo; 9964 break; 9965 } 9966 } 9967 9968 if (targetReceiver == null) { 9969 return null; 9970 } 9971 9972 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9973 } 9974 9975 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9976 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9977 if (pkgInfo.verifiers.length == 0) { 9978 return null; 9979 } 9980 9981 final int N = pkgInfo.verifiers.length; 9982 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9983 for (int i = 0; i < N; i++) { 9984 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9985 9986 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9987 receivers); 9988 if (comp == null) { 9989 continue; 9990 } 9991 9992 final int verifierUid = getUidForVerifier(verifierInfo); 9993 if (verifierUid == -1) { 9994 continue; 9995 } 9996 9997 if (DEBUG_VERIFY) { 9998 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9999 + " with the correct signature"); 10000 } 10001 sufficientVerifiers.add(comp); 10002 verificationState.addSufficientVerifier(verifierUid); 10003 } 10004 10005 return sufficientVerifiers; 10006 } 10007 10008 private int getUidForVerifier(VerifierInfo verifierInfo) { 10009 synchronized (mPackages) { 10010 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10011 if (pkg == null) { 10012 return -1; 10013 } else if (pkg.mSignatures.length != 1) { 10014 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10015 + " has more than one signature; ignoring"); 10016 return -1; 10017 } 10018 10019 /* 10020 * If the public key of the package's signature does not match 10021 * our expected public key, then this is a different package and 10022 * we should skip. 10023 */ 10024 10025 final byte[] expectedPublicKey; 10026 try { 10027 final Signature verifierSig = pkg.mSignatures[0]; 10028 final PublicKey publicKey = verifierSig.getPublicKey(); 10029 expectedPublicKey = publicKey.getEncoded(); 10030 } catch (CertificateException e) { 10031 return -1; 10032 } 10033 10034 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10035 10036 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10037 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10038 + " does not have the expected public key; ignoring"); 10039 return -1; 10040 } 10041 10042 return pkg.applicationInfo.uid; 10043 } 10044 } 10045 10046 @Override 10047 public void finishPackageInstall(int token) { 10048 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10049 10050 if (DEBUG_INSTALL) { 10051 Slog.v(TAG, "BM finishing package install for " + token); 10052 } 10053 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10054 10055 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10056 mHandler.sendMessage(msg); 10057 } 10058 10059 /** 10060 * Get the verification agent timeout. 10061 * 10062 * @return verification timeout in milliseconds 10063 */ 10064 private long getVerificationTimeout() { 10065 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10066 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10067 DEFAULT_VERIFICATION_TIMEOUT); 10068 } 10069 10070 /** 10071 * Get the default verification agent response code. 10072 * 10073 * @return default verification response code 10074 */ 10075 private int getDefaultVerificationResponse() { 10076 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10077 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10078 DEFAULT_VERIFICATION_RESPONSE); 10079 } 10080 10081 /** 10082 * Check whether or not package verification has been enabled. 10083 * 10084 * @return true if verification should be performed 10085 */ 10086 private boolean isVerificationEnabled(int userId, int installFlags) { 10087 if (!DEFAULT_VERIFY_ENABLE) { 10088 return false; 10089 } 10090 // TODO: fix b/25118622; don't bypass verification 10091 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10092 return false; 10093 } 10094 10095 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10096 10097 // Check if installing from ADB 10098 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10099 // Do not run verification in a test harness environment 10100 if (ActivityManager.isRunningInTestHarness()) { 10101 return false; 10102 } 10103 if (ensureVerifyAppsEnabled) { 10104 return true; 10105 } 10106 // Check if the developer does not want package verification for ADB installs 10107 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10108 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10109 return false; 10110 } 10111 } 10112 10113 if (ensureVerifyAppsEnabled) { 10114 return true; 10115 } 10116 10117 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10118 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10119 } 10120 10121 @Override 10122 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10123 throws RemoteException { 10124 mContext.enforceCallingOrSelfPermission( 10125 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10126 "Only intentfilter verification agents can verify applications"); 10127 10128 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10129 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10130 Binder.getCallingUid(), verificationCode, failedDomains); 10131 msg.arg1 = id; 10132 msg.obj = response; 10133 mHandler.sendMessage(msg); 10134 } 10135 10136 @Override 10137 public int getIntentVerificationStatus(String packageName, int userId) { 10138 synchronized (mPackages) { 10139 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10140 } 10141 } 10142 10143 @Override 10144 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10145 mContext.enforceCallingOrSelfPermission( 10146 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10147 10148 boolean result = false; 10149 synchronized (mPackages) { 10150 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10151 } 10152 if (result) { 10153 scheduleWritePackageRestrictionsLocked(userId); 10154 } 10155 return result; 10156 } 10157 10158 @Override 10159 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10160 synchronized (mPackages) { 10161 return mSettings.getIntentFilterVerificationsLPr(packageName); 10162 } 10163 } 10164 10165 @Override 10166 public List<IntentFilter> getAllIntentFilters(String packageName) { 10167 if (TextUtils.isEmpty(packageName)) { 10168 return Collections.<IntentFilter>emptyList(); 10169 } 10170 synchronized (mPackages) { 10171 PackageParser.Package pkg = mPackages.get(packageName); 10172 if (pkg == null || pkg.activities == null) { 10173 return Collections.<IntentFilter>emptyList(); 10174 } 10175 final int count = pkg.activities.size(); 10176 ArrayList<IntentFilter> result = new ArrayList<>(); 10177 for (int n=0; n<count; n++) { 10178 PackageParser.Activity activity = pkg.activities.get(n); 10179 if (activity.intents != null || activity.intents.size() > 0) { 10180 result.addAll(activity.intents); 10181 } 10182 } 10183 return result; 10184 } 10185 } 10186 10187 @Override 10188 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10189 mContext.enforceCallingOrSelfPermission( 10190 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10191 10192 synchronized (mPackages) { 10193 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10194 if (packageName != null) { 10195 result |= updateIntentVerificationStatus(packageName, 10196 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10197 userId); 10198 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10199 packageName, userId); 10200 } 10201 return result; 10202 } 10203 } 10204 10205 @Override 10206 public String getDefaultBrowserPackageName(int userId) { 10207 synchronized (mPackages) { 10208 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10209 } 10210 } 10211 10212 /** 10213 * Get the "allow unknown sources" setting. 10214 * 10215 * @return the current "allow unknown sources" setting 10216 */ 10217 private int getUnknownSourcesSettings() { 10218 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10219 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10220 -1); 10221 } 10222 10223 @Override 10224 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10225 final int uid = Binder.getCallingUid(); 10226 // writer 10227 synchronized (mPackages) { 10228 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10229 if (targetPackageSetting == null) { 10230 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10231 } 10232 10233 PackageSetting installerPackageSetting; 10234 if (installerPackageName != null) { 10235 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10236 if (installerPackageSetting == null) { 10237 throw new IllegalArgumentException("Unknown installer package: " 10238 + installerPackageName); 10239 } 10240 } else { 10241 installerPackageSetting = null; 10242 } 10243 10244 Signature[] callerSignature; 10245 Object obj = mSettings.getUserIdLPr(uid); 10246 if (obj != null) { 10247 if (obj instanceof SharedUserSetting) { 10248 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10249 } else if (obj instanceof PackageSetting) { 10250 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10251 } else { 10252 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10253 } 10254 } else { 10255 throw new SecurityException("Unknown calling uid " + uid); 10256 } 10257 10258 // Verify: can't set installerPackageName to a package that is 10259 // not signed with the same cert as the caller. 10260 if (installerPackageSetting != null) { 10261 if (compareSignatures(callerSignature, 10262 installerPackageSetting.signatures.mSignatures) 10263 != PackageManager.SIGNATURE_MATCH) { 10264 throw new SecurityException( 10265 "Caller does not have same cert as new installer package " 10266 + installerPackageName); 10267 } 10268 } 10269 10270 // Verify: if target already has an installer package, it must 10271 // be signed with the same cert as the caller. 10272 if (targetPackageSetting.installerPackageName != null) { 10273 PackageSetting setting = mSettings.mPackages.get( 10274 targetPackageSetting.installerPackageName); 10275 // If the currently set package isn't valid, then it's always 10276 // okay to change it. 10277 if (setting != null) { 10278 if (compareSignatures(callerSignature, 10279 setting.signatures.mSignatures) 10280 != PackageManager.SIGNATURE_MATCH) { 10281 throw new SecurityException( 10282 "Caller does not have same cert as old installer package " 10283 + targetPackageSetting.installerPackageName); 10284 } 10285 } 10286 } 10287 10288 // Okay! 10289 targetPackageSetting.installerPackageName = installerPackageName; 10290 scheduleWriteSettingsLocked(); 10291 } 10292 } 10293 10294 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10295 // Queue up an async operation since the package installation may take a little while. 10296 mHandler.post(new Runnable() { 10297 public void run() { 10298 mHandler.removeCallbacks(this); 10299 // Result object to be returned 10300 PackageInstalledInfo res = new PackageInstalledInfo(); 10301 res.returnCode = currentStatus; 10302 res.uid = -1; 10303 res.pkg = null; 10304 res.removedInfo = new PackageRemovedInfo(); 10305 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10306 args.doPreInstall(res.returnCode); 10307 synchronized (mInstallLock) { 10308 installPackageTracedLI(args, res); 10309 } 10310 args.doPostInstall(res.returnCode, res.uid); 10311 } 10312 10313 // A restore should be performed at this point if (a) the install 10314 // succeeded, (b) the operation is not an update, and (c) the new 10315 // package has not opted out of backup participation. 10316 final boolean update = res.removedInfo.removedPackage != null; 10317 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10318 boolean doRestore = !update 10319 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10320 10321 // Set up the post-install work request bookkeeping. This will be used 10322 // and cleaned up by the post-install event handling regardless of whether 10323 // there's a restore pass performed. Token values are >= 1. 10324 int token; 10325 if (mNextInstallToken < 0) mNextInstallToken = 1; 10326 token = mNextInstallToken++; 10327 10328 PostInstallData data = new PostInstallData(args, res); 10329 mRunningInstalls.put(token, data); 10330 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10331 10332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10333 // Pass responsibility to the Backup Manager. It will perform a 10334 // restore if appropriate, then pass responsibility back to the 10335 // Package Manager to run the post-install observer callbacks 10336 // and broadcasts. 10337 IBackupManager bm = IBackupManager.Stub.asInterface( 10338 ServiceManager.getService(Context.BACKUP_SERVICE)); 10339 if (bm != null) { 10340 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10341 + " to BM for possible restore"); 10342 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10343 try { 10344 // TODO: http://b/22388012 10345 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10346 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10347 } else { 10348 doRestore = false; 10349 } 10350 } catch (RemoteException e) { 10351 // can't happen; the backup manager is local 10352 } catch (Exception e) { 10353 Slog.e(TAG, "Exception trying to enqueue restore", e); 10354 doRestore = false; 10355 } 10356 } else { 10357 Slog.e(TAG, "Backup Manager not found!"); 10358 doRestore = false; 10359 } 10360 } 10361 10362 if (!doRestore) { 10363 // No restore possible, or the Backup Manager was mysteriously not 10364 // available -- just fire the post-install work request directly. 10365 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10366 10367 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10368 10369 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10370 mHandler.sendMessage(msg); 10371 } 10372 } 10373 }); 10374 } 10375 10376 private abstract class HandlerParams { 10377 private static final int MAX_RETRIES = 4; 10378 10379 /** 10380 * Number of times startCopy() has been attempted and had a non-fatal 10381 * error. 10382 */ 10383 private int mRetries = 0; 10384 10385 /** User handle for the user requesting the information or installation. */ 10386 private final UserHandle mUser; 10387 String traceMethod; 10388 int traceCookie; 10389 10390 HandlerParams(UserHandle user) { 10391 mUser = user; 10392 } 10393 10394 UserHandle getUser() { 10395 return mUser; 10396 } 10397 10398 HandlerParams setTraceMethod(String traceMethod) { 10399 this.traceMethod = traceMethod; 10400 return this; 10401 } 10402 10403 HandlerParams setTraceCookie(int traceCookie) { 10404 this.traceCookie = traceCookie; 10405 return this; 10406 } 10407 10408 final boolean startCopy() { 10409 boolean res; 10410 try { 10411 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10412 10413 if (++mRetries > MAX_RETRIES) { 10414 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10415 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10416 handleServiceError(); 10417 return false; 10418 } else { 10419 handleStartCopy(); 10420 res = true; 10421 } 10422 } catch (RemoteException e) { 10423 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10424 mHandler.sendEmptyMessage(MCS_RECONNECT); 10425 res = false; 10426 } 10427 handleReturnCode(); 10428 return res; 10429 } 10430 10431 final void serviceError() { 10432 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10433 handleServiceError(); 10434 handleReturnCode(); 10435 } 10436 10437 abstract void handleStartCopy() throws RemoteException; 10438 abstract void handleServiceError(); 10439 abstract void handleReturnCode(); 10440 } 10441 10442 class MeasureParams extends HandlerParams { 10443 private final PackageStats mStats; 10444 private boolean mSuccess; 10445 10446 private final IPackageStatsObserver mObserver; 10447 10448 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10449 super(new UserHandle(stats.userHandle)); 10450 mObserver = observer; 10451 mStats = stats; 10452 } 10453 10454 @Override 10455 public String toString() { 10456 return "MeasureParams{" 10457 + Integer.toHexString(System.identityHashCode(this)) 10458 + " " + mStats.packageName + "}"; 10459 } 10460 10461 @Override 10462 void handleStartCopy() throws RemoteException { 10463 synchronized (mInstallLock) { 10464 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10465 } 10466 10467 if (mSuccess) { 10468 final boolean mounted; 10469 if (Environment.isExternalStorageEmulated()) { 10470 mounted = true; 10471 } else { 10472 final String status = Environment.getExternalStorageState(); 10473 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10474 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10475 } 10476 10477 if (mounted) { 10478 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10479 10480 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10481 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10482 10483 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10484 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10485 10486 // Always subtract cache size, since it's a subdirectory 10487 mStats.externalDataSize -= mStats.externalCacheSize; 10488 10489 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10490 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10491 10492 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10493 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10494 } 10495 } 10496 } 10497 10498 @Override 10499 void handleReturnCode() { 10500 if (mObserver != null) { 10501 try { 10502 mObserver.onGetStatsCompleted(mStats, mSuccess); 10503 } catch (RemoteException e) { 10504 Slog.i(TAG, "Observer no longer exists."); 10505 } 10506 } 10507 } 10508 10509 @Override 10510 void handleServiceError() { 10511 Slog.e(TAG, "Could not measure application " + mStats.packageName 10512 + " external storage"); 10513 } 10514 } 10515 10516 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10517 throws RemoteException { 10518 long result = 0; 10519 for (File path : paths) { 10520 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10521 } 10522 return result; 10523 } 10524 10525 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10526 for (File path : paths) { 10527 try { 10528 mcs.clearDirectory(path.getAbsolutePath()); 10529 } catch (RemoteException e) { 10530 } 10531 } 10532 } 10533 10534 static class OriginInfo { 10535 /** 10536 * Location where install is coming from, before it has been 10537 * copied/renamed into place. This could be a single monolithic APK 10538 * file, or a cluster directory. This location may be untrusted. 10539 */ 10540 final File file; 10541 final String cid; 10542 10543 /** 10544 * Flag indicating that {@link #file} or {@link #cid} has already been 10545 * staged, meaning downstream users don't need to defensively copy the 10546 * contents. 10547 */ 10548 final boolean staged; 10549 10550 /** 10551 * Flag indicating that {@link #file} or {@link #cid} is an already 10552 * installed app that is being moved. 10553 */ 10554 final boolean existing; 10555 10556 final String resolvedPath; 10557 final File resolvedFile; 10558 10559 static OriginInfo fromNothing() { 10560 return new OriginInfo(null, null, false, false); 10561 } 10562 10563 static OriginInfo fromUntrustedFile(File file) { 10564 return new OriginInfo(file, null, false, false); 10565 } 10566 10567 static OriginInfo fromExistingFile(File file) { 10568 return new OriginInfo(file, null, false, true); 10569 } 10570 10571 static OriginInfo fromStagedFile(File file) { 10572 return new OriginInfo(file, null, true, false); 10573 } 10574 10575 static OriginInfo fromStagedContainer(String cid) { 10576 return new OriginInfo(null, cid, true, false); 10577 } 10578 10579 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10580 this.file = file; 10581 this.cid = cid; 10582 this.staged = staged; 10583 this.existing = existing; 10584 10585 if (cid != null) { 10586 resolvedPath = PackageHelper.getSdDir(cid); 10587 resolvedFile = new File(resolvedPath); 10588 } else if (file != null) { 10589 resolvedPath = file.getAbsolutePath(); 10590 resolvedFile = file; 10591 } else { 10592 resolvedPath = null; 10593 resolvedFile = null; 10594 } 10595 } 10596 } 10597 10598 class MoveInfo { 10599 final int moveId; 10600 final String fromUuid; 10601 final String toUuid; 10602 final String packageName; 10603 final String dataAppName; 10604 final int appId; 10605 final String seinfo; 10606 10607 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10608 String dataAppName, int appId, String seinfo) { 10609 this.moveId = moveId; 10610 this.fromUuid = fromUuid; 10611 this.toUuid = toUuid; 10612 this.packageName = packageName; 10613 this.dataAppName = dataAppName; 10614 this.appId = appId; 10615 this.seinfo = seinfo; 10616 } 10617 } 10618 10619 class InstallParams extends HandlerParams { 10620 final OriginInfo origin; 10621 final MoveInfo move; 10622 final IPackageInstallObserver2 observer; 10623 int installFlags; 10624 final String installerPackageName; 10625 final String volumeUuid; 10626 final VerificationParams verificationParams; 10627 private InstallArgs mArgs; 10628 private int mRet; 10629 final String packageAbiOverride; 10630 final String[] grantedRuntimePermissions; 10631 10632 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10633 int installFlags, String installerPackageName, String volumeUuid, 10634 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10635 String[] grantedPermissions) { 10636 super(user); 10637 this.origin = origin; 10638 this.move = move; 10639 this.observer = observer; 10640 this.installFlags = installFlags; 10641 this.installerPackageName = installerPackageName; 10642 this.volumeUuid = volumeUuid; 10643 this.verificationParams = verificationParams; 10644 this.packageAbiOverride = packageAbiOverride; 10645 this.grantedRuntimePermissions = grantedPermissions; 10646 } 10647 10648 @Override 10649 public String toString() { 10650 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10651 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10652 } 10653 10654 public ManifestDigest getManifestDigest() { 10655 if (verificationParams == null) { 10656 return null; 10657 } 10658 return verificationParams.getManifestDigest(); 10659 } 10660 10661 private int installLocationPolicy(PackageInfoLite pkgLite) { 10662 String packageName = pkgLite.packageName; 10663 int installLocation = pkgLite.installLocation; 10664 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10665 // reader 10666 synchronized (mPackages) { 10667 PackageParser.Package pkg = mPackages.get(packageName); 10668 if (pkg != null) { 10669 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10670 // Check for downgrading. 10671 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10672 try { 10673 checkDowngrade(pkg, pkgLite); 10674 } catch (PackageManagerException e) { 10675 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10676 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10677 } 10678 } 10679 // Check for updated system application. 10680 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10681 if (onSd) { 10682 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10683 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10684 } 10685 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10686 } else { 10687 if (onSd) { 10688 // Install flag overrides everything. 10689 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10690 } 10691 // If current upgrade specifies particular preference 10692 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10693 // Application explicitly specified internal. 10694 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10695 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10696 // App explictly prefers external. Let policy decide 10697 } else { 10698 // Prefer previous location 10699 if (isExternal(pkg)) { 10700 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10701 } 10702 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10703 } 10704 } 10705 } else { 10706 // Invalid install. Return error code 10707 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10708 } 10709 } 10710 } 10711 // All the special cases have been taken care of. 10712 // Return result based on recommended install location. 10713 if (onSd) { 10714 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10715 } 10716 return pkgLite.recommendedInstallLocation; 10717 } 10718 10719 /* 10720 * Invoke remote method to get package information and install 10721 * location values. Override install location based on default 10722 * policy if needed and then create install arguments based 10723 * on the install location. 10724 */ 10725 public void handleStartCopy() throws RemoteException { 10726 int ret = PackageManager.INSTALL_SUCCEEDED; 10727 10728 // If we're already staged, we've firmly committed to an install location 10729 if (origin.staged) { 10730 if (origin.file != null) { 10731 installFlags |= PackageManager.INSTALL_INTERNAL; 10732 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10733 } else if (origin.cid != null) { 10734 installFlags |= PackageManager.INSTALL_EXTERNAL; 10735 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10736 } else { 10737 throw new IllegalStateException("Invalid stage location"); 10738 } 10739 } 10740 10741 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10742 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10743 PackageInfoLite pkgLite = null; 10744 10745 if (onInt && onSd) { 10746 // Check if both bits are set. 10747 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10748 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10749 } else { 10750 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10751 packageAbiOverride); 10752 10753 /* 10754 * If we have too little free space, try to free cache 10755 * before giving up. 10756 */ 10757 if (!origin.staged && pkgLite.recommendedInstallLocation 10758 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10759 // TODO: focus freeing disk space on the target device 10760 final StorageManager storage = StorageManager.from(mContext); 10761 final long lowThreshold = storage.getStorageLowBytes( 10762 Environment.getDataDirectory()); 10763 10764 final long sizeBytes = mContainerService.calculateInstalledSize( 10765 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10766 10767 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10768 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10769 installFlags, packageAbiOverride); 10770 } 10771 10772 /* 10773 * The cache free must have deleted the file we 10774 * downloaded to install. 10775 * 10776 * TODO: fix the "freeCache" call to not delete 10777 * the file we care about. 10778 */ 10779 if (pkgLite.recommendedInstallLocation 10780 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10781 pkgLite.recommendedInstallLocation 10782 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10783 } 10784 } 10785 } 10786 10787 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10788 int loc = pkgLite.recommendedInstallLocation; 10789 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10790 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10791 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10792 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10793 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10794 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10795 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10796 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10797 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10798 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10799 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10800 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10801 } else { 10802 // Override with defaults if needed. 10803 loc = installLocationPolicy(pkgLite); 10804 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10805 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10806 } else if (!onSd && !onInt) { 10807 // Override install location with flags 10808 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10809 // Set the flag to install on external media. 10810 installFlags |= PackageManager.INSTALL_EXTERNAL; 10811 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10812 } else { 10813 // Make sure the flag for installing on external 10814 // media is unset 10815 installFlags |= PackageManager.INSTALL_INTERNAL; 10816 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10817 } 10818 } 10819 } 10820 } 10821 10822 final InstallArgs args = createInstallArgs(this); 10823 mArgs = args; 10824 10825 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10826 // TODO: http://b/22976637 10827 // Apps installed for "all" users use the device owner to verify the app 10828 UserHandle verifierUser = getUser(); 10829 if (verifierUser == UserHandle.ALL) { 10830 verifierUser = UserHandle.SYSTEM; 10831 } 10832 10833 /* 10834 * Determine if we have any installed package verifiers. If we 10835 * do, then we'll defer to them to verify the packages. 10836 */ 10837 final int requiredUid = mRequiredVerifierPackage == null ? -1 10838 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 10839 if (!origin.existing && requiredUid != -1 10840 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 10841 final Intent verification = new Intent( 10842 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10843 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10844 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10845 PACKAGE_MIME_TYPE); 10846 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10847 10848 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10849 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10850 verifierUser.getIdentifier()); 10851 10852 if (DEBUG_VERIFY) { 10853 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10854 + verification.toString() + " with " + pkgLite.verifiers.length 10855 + " optional verifiers"); 10856 } 10857 10858 final int verificationId = mPendingVerificationToken++; 10859 10860 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10861 10862 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10863 installerPackageName); 10864 10865 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10866 installFlags); 10867 10868 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10869 pkgLite.packageName); 10870 10871 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10872 pkgLite.versionCode); 10873 10874 if (verificationParams != null) { 10875 if (verificationParams.getVerificationURI() != null) { 10876 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10877 verificationParams.getVerificationURI()); 10878 } 10879 if (verificationParams.getOriginatingURI() != null) { 10880 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10881 verificationParams.getOriginatingURI()); 10882 } 10883 if (verificationParams.getReferrer() != null) { 10884 verification.putExtra(Intent.EXTRA_REFERRER, 10885 verificationParams.getReferrer()); 10886 } 10887 if (verificationParams.getOriginatingUid() >= 0) { 10888 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10889 verificationParams.getOriginatingUid()); 10890 } 10891 if (verificationParams.getInstallerUid() >= 0) { 10892 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10893 verificationParams.getInstallerUid()); 10894 } 10895 } 10896 10897 final PackageVerificationState verificationState = new PackageVerificationState( 10898 requiredUid, args); 10899 10900 mPendingVerification.append(verificationId, verificationState); 10901 10902 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10903 receivers, verificationState); 10904 10905 /* 10906 * If any sufficient verifiers were listed in the package 10907 * manifest, attempt to ask them. 10908 */ 10909 if (sufficientVerifiers != null) { 10910 final int N = sufficientVerifiers.size(); 10911 if (N == 0) { 10912 Slog.i(TAG, "Additional verifiers required, but none installed."); 10913 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10914 } else { 10915 for (int i = 0; i < N; i++) { 10916 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10917 10918 final Intent sufficientIntent = new Intent(verification); 10919 sufficientIntent.setComponent(verifierComponent); 10920 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10921 } 10922 } 10923 } 10924 10925 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10926 mRequiredVerifierPackage, receivers); 10927 if (ret == PackageManager.INSTALL_SUCCEEDED 10928 && mRequiredVerifierPackage != null) { 10929 Trace.asyncTraceBegin( 10930 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 10931 /* 10932 * Send the intent to the required verification agent, 10933 * but only start the verification timeout after the 10934 * target BroadcastReceivers have run. 10935 */ 10936 verification.setComponent(requiredVerifierComponent); 10937 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10938 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10939 new BroadcastReceiver() { 10940 @Override 10941 public void onReceive(Context context, Intent intent) { 10942 final Message msg = mHandler 10943 .obtainMessage(CHECK_PENDING_VERIFICATION); 10944 msg.arg1 = verificationId; 10945 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10946 } 10947 }, null, 0, null, null); 10948 10949 /* 10950 * We don't want the copy to proceed until verification 10951 * succeeds, so null out this field. 10952 */ 10953 mArgs = null; 10954 } 10955 } else { 10956 /* 10957 * No package verification is enabled, so immediately start 10958 * the remote call to initiate copy using temporary file. 10959 */ 10960 ret = args.copyApk(mContainerService, true); 10961 } 10962 } 10963 10964 mRet = ret; 10965 } 10966 10967 @Override 10968 void handleReturnCode() { 10969 // If mArgs is null, then MCS couldn't be reached. When it 10970 // reconnects, it will try again to install. At that point, this 10971 // will succeed. 10972 if (mArgs != null) { 10973 processPendingInstall(mArgs, mRet); 10974 } 10975 } 10976 10977 @Override 10978 void handleServiceError() { 10979 mArgs = createInstallArgs(this); 10980 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10981 } 10982 10983 public boolean isForwardLocked() { 10984 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10985 } 10986 } 10987 10988 /** 10989 * Used during creation of InstallArgs 10990 * 10991 * @param installFlags package installation flags 10992 * @return true if should be installed on external storage 10993 */ 10994 private static boolean installOnExternalAsec(int installFlags) { 10995 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10996 return false; 10997 } 10998 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10999 return true; 11000 } 11001 return false; 11002 } 11003 11004 /** 11005 * Used during creation of InstallArgs 11006 * 11007 * @param installFlags package installation flags 11008 * @return true if should be installed as forward locked 11009 */ 11010 private static boolean installForwardLocked(int installFlags) { 11011 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11012 } 11013 11014 private InstallArgs createInstallArgs(InstallParams params) { 11015 if (params.move != null) { 11016 return new MoveInstallArgs(params); 11017 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11018 return new AsecInstallArgs(params); 11019 } else { 11020 return new FileInstallArgs(params); 11021 } 11022 } 11023 11024 /** 11025 * Create args that describe an existing installed package. Typically used 11026 * when cleaning up old installs, or used as a move source. 11027 */ 11028 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11029 String resourcePath, String[] instructionSets) { 11030 final boolean isInAsec; 11031 if (installOnExternalAsec(installFlags)) { 11032 /* Apps on SD card are always in ASEC containers. */ 11033 isInAsec = true; 11034 } else if (installForwardLocked(installFlags) 11035 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11036 /* 11037 * Forward-locked apps are only in ASEC containers if they're the 11038 * new style 11039 */ 11040 isInAsec = true; 11041 } else { 11042 isInAsec = false; 11043 } 11044 11045 if (isInAsec) { 11046 return new AsecInstallArgs(codePath, instructionSets, 11047 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11048 } else { 11049 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11050 } 11051 } 11052 11053 static abstract class InstallArgs { 11054 /** @see InstallParams#origin */ 11055 final OriginInfo origin; 11056 /** @see InstallParams#move */ 11057 final MoveInfo move; 11058 11059 final IPackageInstallObserver2 observer; 11060 // Always refers to PackageManager flags only 11061 final int installFlags; 11062 final String installerPackageName; 11063 final String volumeUuid; 11064 final ManifestDigest manifestDigest; 11065 final UserHandle user; 11066 final String abiOverride; 11067 final String[] installGrantPermissions; 11068 /** If non-null, drop an async trace when the install completes */ 11069 final String traceMethod; 11070 final int traceCookie; 11071 11072 // The list of instruction sets supported by this app. This is currently 11073 // only used during the rmdex() phase to clean up resources. We can get rid of this 11074 // if we move dex files under the common app path. 11075 /* nullable */ String[] instructionSets; 11076 11077 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11078 int installFlags, String installerPackageName, String volumeUuid, 11079 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11080 String abiOverride, String[] installGrantPermissions, 11081 String traceMethod, int traceCookie) { 11082 this.origin = origin; 11083 this.move = move; 11084 this.installFlags = installFlags; 11085 this.observer = observer; 11086 this.installerPackageName = installerPackageName; 11087 this.volumeUuid = volumeUuid; 11088 this.manifestDigest = manifestDigest; 11089 this.user = user; 11090 this.instructionSets = instructionSets; 11091 this.abiOverride = abiOverride; 11092 this.installGrantPermissions = installGrantPermissions; 11093 this.traceMethod = traceMethod; 11094 this.traceCookie = traceCookie; 11095 } 11096 11097 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11098 abstract int doPreInstall(int status); 11099 11100 /** 11101 * Rename package into final resting place. All paths on the given 11102 * scanned package should be updated to reflect the rename. 11103 */ 11104 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11105 abstract int doPostInstall(int status, int uid); 11106 11107 /** @see PackageSettingBase#codePathString */ 11108 abstract String getCodePath(); 11109 /** @see PackageSettingBase#resourcePathString */ 11110 abstract String getResourcePath(); 11111 11112 // Need installer lock especially for dex file removal. 11113 abstract void cleanUpResourcesLI(); 11114 abstract boolean doPostDeleteLI(boolean delete); 11115 11116 /** 11117 * Called before the source arguments are copied. This is used mostly 11118 * for MoveParams when it needs to read the source file to put it in the 11119 * destination. 11120 */ 11121 int doPreCopy() { 11122 return PackageManager.INSTALL_SUCCEEDED; 11123 } 11124 11125 /** 11126 * Called after the source arguments are copied. This is used mostly for 11127 * MoveParams when it needs to read the source file to put it in the 11128 * destination. 11129 * 11130 * @return 11131 */ 11132 int doPostCopy(int uid) { 11133 return PackageManager.INSTALL_SUCCEEDED; 11134 } 11135 11136 protected boolean isFwdLocked() { 11137 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11138 } 11139 11140 protected boolean isExternalAsec() { 11141 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11142 } 11143 11144 UserHandle getUser() { 11145 return user; 11146 } 11147 } 11148 11149 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11150 if (!allCodePaths.isEmpty()) { 11151 if (instructionSets == null) { 11152 throw new IllegalStateException("instructionSet == null"); 11153 } 11154 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11155 for (String codePath : allCodePaths) { 11156 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11157 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11158 if (retCode < 0) { 11159 Slog.w(TAG, "Couldn't remove dex file for package: " 11160 + " at location " + codePath + ", retcode=" + retCode); 11161 // we don't consider this to be a failure of the core package deletion 11162 } 11163 } 11164 } 11165 } 11166 } 11167 11168 /** 11169 * Logic to handle installation of non-ASEC applications, including copying 11170 * and renaming logic. 11171 */ 11172 class FileInstallArgs extends InstallArgs { 11173 private File codeFile; 11174 private File resourceFile; 11175 11176 // Example topology: 11177 // /data/app/com.example/base.apk 11178 // /data/app/com.example/split_foo.apk 11179 // /data/app/com.example/lib/arm/libfoo.so 11180 // /data/app/com.example/lib/arm64/libfoo.so 11181 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11182 11183 /** New install */ 11184 FileInstallArgs(InstallParams params) { 11185 super(params.origin, params.move, params.observer, params.installFlags, 11186 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11187 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11188 params.grantedRuntimePermissions, 11189 params.traceMethod, params.traceCookie); 11190 if (isFwdLocked()) { 11191 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11192 } 11193 } 11194 11195 /** Existing install */ 11196 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11197 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11198 null, null, null, 0); 11199 this.codeFile = (codePath != null) ? new File(codePath) : null; 11200 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11201 } 11202 11203 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11204 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11205 try { 11206 return doCopyApk(imcs, temp); 11207 } finally { 11208 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11209 } 11210 } 11211 11212 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11213 if (origin.staged) { 11214 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11215 codeFile = origin.file; 11216 resourceFile = origin.file; 11217 return PackageManager.INSTALL_SUCCEEDED; 11218 } 11219 11220 try { 11221 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11222 codeFile = tempDir; 11223 resourceFile = tempDir; 11224 } catch (IOException e) { 11225 Slog.w(TAG, "Failed to create copy file: " + e); 11226 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11227 } 11228 11229 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11230 @Override 11231 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11232 if (!FileUtils.isValidExtFilename(name)) { 11233 throw new IllegalArgumentException("Invalid filename: " + name); 11234 } 11235 try { 11236 final File file = new File(codeFile, name); 11237 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11238 O_RDWR | O_CREAT, 0644); 11239 Os.chmod(file.getAbsolutePath(), 0644); 11240 return new ParcelFileDescriptor(fd); 11241 } catch (ErrnoException e) { 11242 throw new RemoteException("Failed to open: " + e.getMessage()); 11243 } 11244 } 11245 }; 11246 11247 int ret = PackageManager.INSTALL_SUCCEEDED; 11248 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11249 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11250 Slog.e(TAG, "Failed to copy package"); 11251 return ret; 11252 } 11253 11254 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11255 NativeLibraryHelper.Handle handle = null; 11256 try { 11257 handle = NativeLibraryHelper.Handle.create(codeFile); 11258 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11259 abiOverride); 11260 } catch (IOException e) { 11261 Slog.e(TAG, "Copying native libraries failed", e); 11262 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11263 } finally { 11264 IoUtils.closeQuietly(handle); 11265 } 11266 11267 return ret; 11268 } 11269 11270 int doPreInstall(int status) { 11271 if (status != PackageManager.INSTALL_SUCCEEDED) { 11272 cleanUp(); 11273 } 11274 return status; 11275 } 11276 11277 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11278 if (status != PackageManager.INSTALL_SUCCEEDED) { 11279 cleanUp(); 11280 return false; 11281 } 11282 11283 final File targetDir = codeFile.getParentFile(); 11284 final File beforeCodeFile = codeFile; 11285 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11286 11287 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11288 try { 11289 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11290 } catch (ErrnoException e) { 11291 Slog.w(TAG, "Failed to rename", e); 11292 return false; 11293 } 11294 11295 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11296 Slog.w(TAG, "Failed to restorecon"); 11297 return false; 11298 } 11299 11300 // Reflect the rename internally 11301 codeFile = afterCodeFile; 11302 resourceFile = afterCodeFile; 11303 11304 // Reflect the rename in scanned details 11305 pkg.codePath = afterCodeFile.getAbsolutePath(); 11306 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11307 pkg.baseCodePath); 11308 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11309 pkg.splitCodePaths); 11310 11311 // Reflect the rename in app info 11312 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11313 pkg.applicationInfo.setCodePath(pkg.codePath); 11314 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11315 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11316 pkg.applicationInfo.setResourcePath(pkg.codePath); 11317 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11318 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11319 11320 return true; 11321 } 11322 11323 int doPostInstall(int status, int uid) { 11324 if (status != PackageManager.INSTALL_SUCCEEDED) { 11325 cleanUp(); 11326 } 11327 return status; 11328 } 11329 11330 @Override 11331 String getCodePath() { 11332 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11333 } 11334 11335 @Override 11336 String getResourcePath() { 11337 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11338 } 11339 11340 private boolean cleanUp() { 11341 if (codeFile == null || !codeFile.exists()) { 11342 return false; 11343 } 11344 11345 if (codeFile.isDirectory()) { 11346 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11347 } else { 11348 codeFile.delete(); 11349 } 11350 11351 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11352 resourceFile.delete(); 11353 } 11354 11355 return true; 11356 } 11357 11358 void cleanUpResourcesLI() { 11359 // Try enumerating all code paths before deleting 11360 List<String> allCodePaths = Collections.EMPTY_LIST; 11361 if (codeFile != null && codeFile.exists()) { 11362 try { 11363 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11364 allCodePaths = pkg.getAllCodePaths(); 11365 } catch (PackageParserException e) { 11366 // Ignored; we tried our best 11367 } 11368 } 11369 11370 cleanUp(); 11371 removeDexFiles(allCodePaths, instructionSets); 11372 } 11373 11374 boolean doPostDeleteLI(boolean delete) { 11375 // XXX err, shouldn't we respect the delete flag? 11376 cleanUpResourcesLI(); 11377 return true; 11378 } 11379 } 11380 11381 private boolean isAsecExternal(String cid) { 11382 final String asecPath = PackageHelper.getSdFilesystem(cid); 11383 return !asecPath.startsWith(mAsecInternalPath); 11384 } 11385 11386 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11387 PackageManagerException { 11388 if (copyRet < 0) { 11389 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11390 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11391 throw new PackageManagerException(copyRet, message); 11392 } 11393 } 11394 } 11395 11396 /** 11397 * Extract the MountService "container ID" from the full code path of an 11398 * .apk. 11399 */ 11400 static String cidFromCodePath(String fullCodePath) { 11401 int eidx = fullCodePath.lastIndexOf("/"); 11402 String subStr1 = fullCodePath.substring(0, eidx); 11403 int sidx = subStr1.lastIndexOf("/"); 11404 return subStr1.substring(sidx+1, eidx); 11405 } 11406 11407 /** 11408 * Logic to handle installation of ASEC applications, including copying and 11409 * renaming logic. 11410 */ 11411 class AsecInstallArgs extends InstallArgs { 11412 static final String RES_FILE_NAME = "pkg.apk"; 11413 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11414 11415 String cid; 11416 String packagePath; 11417 String resourcePath; 11418 11419 /** New install */ 11420 AsecInstallArgs(InstallParams params) { 11421 super(params.origin, params.move, params.observer, params.installFlags, 11422 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11423 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11424 params.grantedRuntimePermissions, 11425 params.traceMethod, params.traceCookie); 11426 } 11427 11428 /** Existing install */ 11429 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11430 boolean isExternal, boolean isForwardLocked) { 11431 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11432 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11433 instructionSets, null, null, null, 0); 11434 // Hackily pretend we're still looking at a full code path 11435 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11436 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11437 } 11438 11439 // Extract cid from fullCodePath 11440 int eidx = fullCodePath.lastIndexOf("/"); 11441 String subStr1 = fullCodePath.substring(0, eidx); 11442 int sidx = subStr1.lastIndexOf("/"); 11443 cid = subStr1.substring(sidx+1, eidx); 11444 setMountPath(subStr1); 11445 } 11446 11447 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11448 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11449 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11450 instructionSets, null, null, null, 0); 11451 this.cid = cid; 11452 setMountPath(PackageHelper.getSdDir(cid)); 11453 } 11454 11455 void createCopyFile() { 11456 cid = mInstallerService.allocateExternalStageCidLegacy(); 11457 } 11458 11459 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11460 if (origin.staged) { 11461 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11462 cid = origin.cid; 11463 setMountPath(PackageHelper.getSdDir(cid)); 11464 return PackageManager.INSTALL_SUCCEEDED; 11465 } 11466 11467 if (temp) { 11468 createCopyFile(); 11469 } else { 11470 /* 11471 * Pre-emptively destroy the container since it's destroyed if 11472 * copying fails due to it existing anyway. 11473 */ 11474 PackageHelper.destroySdDir(cid); 11475 } 11476 11477 final String newMountPath = imcs.copyPackageToContainer( 11478 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11479 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11480 11481 if (newMountPath != null) { 11482 setMountPath(newMountPath); 11483 return PackageManager.INSTALL_SUCCEEDED; 11484 } else { 11485 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11486 } 11487 } 11488 11489 @Override 11490 String getCodePath() { 11491 return packagePath; 11492 } 11493 11494 @Override 11495 String getResourcePath() { 11496 return resourcePath; 11497 } 11498 11499 int doPreInstall(int status) { 11500 if (status != PackageManager.INSTALL_SUCCEEDED) { 11501 // Destroy container 11502 PackageHelper.destroySdDir(cid); 11503 } else { 11504 boolean mounted = PackageHelper.isContainerMounted(cid); 11505 if (!mounted) { 11506 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11507 Process.SYSTEM_UID); 11508 if (newMountPath != null) { 11509 setMountPath(newMountPath); 11510 } else { 11511 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11512 } 11513 } 11514 } 11515 return status; 11516 } 11517 11518 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11519 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11520 String newMountPath = null; 11521 if (PackageHelper.isContainerMounted(cid)) { 11522 // Unmount the container 11523 if (!PackageHelper.unMountSdDir(cid)) { 11524 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11525 return false; 11526 } 11527 } 11528 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11529 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11530 " which might be stale. Will try to clean up."); 11531 // Clean up the stale container and proceed to recreate. 11532 if (!PackageHelper.destroySdDir(newCacheId)) { 11533 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11534 return false; 11535 } 11536 // Successfully cleaned up stale container. Try to rename again. 11537 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11538 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11539 + " inspite of cleaning it up."); 11540 return false; 11541 } 11542 } 11543 if (!PackageHelper.isContainerMounted(newCacheId)) { 11544 Slog.w(TAG, "Mounting container " + newCacheId); 11545 newMountPath = PackageHelper.mountSdDir(newCacheId, 11546 getEncryptKey(), Process.SYSTEM_UID); 11547 } else { 11548 newMountPath = PackageHelper.getSdDir(newCacheId); 11549 } 11550 if (newMountPath == null) { 11551 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11552 return false; 11553 } 11554 Log.i(TAG, "Succesfully renamed " + cid + 11555 " to " + newCacheId + 11556 " at new path: " + newMountPath); 11557 cid = newCacheId; 11558 11559 final File beforeCodeFile = new File(packagePath); 11560 setMountPath(newMountPath); 11561 final File afterCodeFile = new File(packagePath); 11562 11563 // Reflect the rename in scanned details 11564 pkg.codePath = afterCodeFile.getAbsolutePath(); 11565 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11566 pkg.baseCodePath); 11567 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11568 pkg.splitCodePaths); 11569 11570 // Reflect the rename in app info 11571 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11572 pkg.applicationInfo.setCodePath(pkg.codePath); 11573 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11574 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11575 pkg.applicationInfo.setResourcePath(pkg.codePath); 11576 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11577 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11578 11579 return true; 11580 } 11581 11582 private void setMountPath(String mountPath) { 11583 final File mountFile = new File(mountPath); 11584 11585 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11586 if (monolithicFile.exists()) { 11587 packagePath = monolithicFile.getAbsolutePath(); 11588 if (isFwdLocked()) { 11589 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11590 } else { 11591 resourcePath = packagePath; 11592 } 11593 } else { 11594 packagePath = mountFile.getAbsolutePath(); 11595 resourcePath = packagePath; 11596 } 11597 } 11598 11599 int doPostInstall(int status, int uid) { 11600 if (status != PackageManager.INSTALL_SUCCEEDED) { 11601 cleanUp(); 11602 } else { 11603 final int groupOwner; 11604 final String protectedFile; 11605 if (isFwdLocked()) { 11606 groupOwner = UserHandle.getSharedAppGid(uid); 11607 protectedFile = RES_FILE_NAME; 11608 } else { 11609 groupOwner = -1; 11610 protectedFile = null; 11611 } 11612 11613 if (uid < Process.FIRST_APPLICATION_UID 11614 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11615 Slog.e(TAG, "Failed to finalize " + cid); 11616 PackageHelper.destroySdDir(cid); 11617 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11618 } 11619 11620 boolean mounted = PackageHelper.isContainerMounted(cid); 11621 if (!mounted) { 11622 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11623 } 11624 } 11625 return status; 11626 } 11627 11628 private void cleanUp() { 11629 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11630 11631 // Destroy secure container 11632 PackageHelper.destroySdDir(cid); 11633 } 11634 11635 private List<String> getAllCodePaths() { 11636 final File codeFile = new File(getCodePath()); 11637 if (codeFile != null && codeFile.exists()) { 11638 try { 11639 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11640 return pkg.getAllCodePaths(); 11641 } catch (PackageParserException e) { 11642 // Ignored; we tried our best 11643 } 11644 } 11645 return Collections.EMPTY_LIST; 11646 } 11647 11648 void cleanUpResourcesLI() { 11649 // Enumerate all code paths before deleting 11650 cleanUpResourcesLI(getAllCodePaths()); 11651 } 11652 11653 private void cleanUpResourcesLI(List<String> allCodePaths) { 11654 cleanUp(); 11655 removeDexFiles(allCodePaths, instructionSets); 11656 } 11657 11658 String getPackageName() { 11659 return getAsecPackageName(cid); 11660 } 11661 11662 boolean doPostDeleteLI(boolean delete) { 11663 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11664 final List<String> allCodePaths = getAllCodePaths(); 11665 boolean mounted = PackageHelper.isContainerMounted(cid); 11666 if (mounted) { 11667 // Unmount first 11668 if (PackageHelper.unMountSdDir(cid)) { 11669 mounted = false; 11670 } 11671 } 11672 if (!mounted && delete) { 11673 cleanUpResourcesLI(allCodePaths); 11674 } 11675 return !mounted; 11676 } 11677 11678 @Override 11679 int doPreCopy() { 11680 if (isFwdLocked()) { 11681 if (!PackageHelper.fixSdPermissions(cid, 11682 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11683 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11684 } 11685 } 11686 11687 return PackageManager.INSTALL_SUCCEEDED; 11688 } 11689 11690 @Override 11691 int doPostCopy(int uid) { 11692 if (isFwdLocked()) { 11693 if (uid < Process.FIRST_APPLICATION_UID 11694 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11695 RES_FILE_NAME)) { 11696 Slog.e(TAG, "Failed to finalize " + cid); 11697 PackageHelper.destroySdDir(cid); 11698 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11699 } 11700 } 11701 11702 return PackageManager.INSTALL_SUCCEEDED; 11703 } 11704 } 11705 11706 /** 11707 * Logic to handle movement of existing installed applications. 11708 */ 11709 class MoveInstallArgs extends InstallArgs { 11710 private File codeFile; 11711 private File resourceFile; 11712 11713 /** New install */ 11714 MoveInstallArgs(InstallParams params) { 11715 super(params.origin, params.move, params.observer, params.installFlags, 11716 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11717 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11718 params.grantedRuntimePermissions, 11719 params.traceMethod, params.traceCookie); 11720 } 11721 11722 int copyApk(IMediaContainerService imcs, boolean temp) { 11723 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11724 + move.fromUuid + " to " + move.toUuid); 11725 synchronized (mInstaller) { 11726 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11727 move.dataAppName, move.appId, move.seinfo) != 0) { 11728 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11729 } 11730 } 11731 11732 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11733 resourceFile = codeFile; 11734 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11735 11736 return PackageManager.INSTALL_SUCCEEDED; 11737 } 11738 11739 int doPreInstall(int status) { 11740 if (status != PackageManager.INSTALL_SUCCEEDED) { 11741 cleanUp(move.toUuid); 11742 } 11743 return status; 11744 } 11745 11746 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11747 if (status != PackageManager.INSTALL_SUCCEEDED) { 11748 cleanUp(move.toUuid); 11749 return false; 11750 } 11751 11752 // Reflect the move in app info 11753 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11754 pkg.applicationInfo.setCodePath(pkg.codePath); 11755 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11756 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11757 pkg.applicationInfo.setResourcePath(pkg.codePath); 11758 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11759 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11760 11761 return true; 11762 } 11763 11764 int doPostInstall(int status, int uid) { 11765 if (status == PackageManager.INSTALL_SUCCEEDED) { 11766 cleanUp(move.fromUuid); 11767 } else { 11768 cleanUp(move.toUuid); 11769 } 11770 return status; 11771 } 11772 11773 @Override 11774 String getCodePath() { 11775 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11776 } 11777 11778 @Override 11779 String getResourcePath() { 11780 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11781 } 11782 11783 private boolean cleanUp(String volumeUuid) { 11784 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11785 move.dataAppName); 11786 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11787 synchronized (mInstallLock) { 11788 // Clean up both app data and code 11789 removeDataDirsLI(volumeUuid, move.packageName); 11790 if (codeFile.isDirectory()) { 11791 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11792 } else { 11793 codeFile.delete(); 11794 } 11795 } 11796 return true; 11797 } 11798 11799 void cleanUpResourcesLI() { 11800 throw new UnsupportedOperationException(); 11801 } 11802 11803 boolean doPostDeleteLI(boolean delete) { 11804 throw new UnsupportedOperationException(); 11805 } 11806 } 11807 11808 static String getAsecPackageName(String packageCid) { 11809 int idx = packageCid.lastIndexOf("-"); 11810 if (idx == -1) { 11811 return packageCid; 11812 } 11813 return packageCid.substring(0, idx); 11814 } 11815 11816 // Utility method used to create code paths based on package name and available index. 11817 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11818 String idxStr = ""; 11819 int idx = 1; 11820 // Fall back to default value of idx=1 if prefix is not 11821 // part of oldCodePath 11822 if (oldCodePath != null) { 11823 String subStr = oldCodePath; 11824 // Drop the suffix right away 11825 if (suffix != null && subStr.endsWith(suffix)) { 11826 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11827 } 11828 // If oldCodePath already contains prefix find out the 11829 // ending index to either increment or decrement. 11830 int sidx = subStr.lastIndexOf(prefix); 11831 if (sidx != -1) { 11832 subStr = subStr.substring(sidx + prefix.length()); 11833 if (subStr != null) { 11834 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11835 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11836 } 11837 try { 11838 idx = Integer.parseInt(subStr); 11839 if (idx <= 1) { 11840 idx++; 11841 } else { 11842 idx--; 11843 } 11844 } catch(NumberFormatException e) { 11845 } 11846 } 11847 } 11848 } 11849 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11850 return prefix + idxStr; 11851 } 11852 11853 private File getNextCodePath(File targetDir, String packageName) { 11854 int suffix = 1; 11855 File result; 11856 do { 11857 result = new File(targetDir, packageName + "-" + suffix); 11858 suffix++; 11859 } while (result.exists()); 11860 return result; 11861 } 11862 11863 // Utility method that returns the relative package path with respect 11864 // to the installation directory. Like say for /data/data/com.test-1.apk 11865 // string com.test-1 is returned. 11866 static String deriveCodePathName(String codePath) { 11867 if (codePath == null) { 11868 return null; 11869 } 11870 final File codeFile = new File(codePath); 11871 final String name = codeFile.getName(); 11872 if (codeFile.isDirectory()) { 11873 return name; 11874 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11875 final int lastDot = name.lastIndexOf('.'); 11876 return name.substring(0, lastDot); 11877 } else { 11878 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11879 return null; 11880 } 11881 } 11882 11883 class PackageInstalledInfo { 11884 String name; 11885 int uid; 11886 // The set of users that originally had this package installed. 11887 int[] origUsers; 11888 // The set of users that now have this package installed. 11889 int[] newUsers; 11890 PackageParser.Package pkg; 11891 int returnCode; 11892 String returnMsg; 11893 PackageRemovedInfo removedInfo; 11894 11895 public void setError(int code, String msg) { 11896 returnCode = code; 11897 returnMsg = msg; 11898 Slog.w(TAG, msg); 11899 } 11900 11901 public void setError(String msg, PackageParserException e) { 11902 returnCode = e.error; 11903 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11904 Slog.w(TAG, msg, e); 11905 } 11906 11907 public void setError(String msg, PackageManagerException e) { 11908 returnCode = e.error; 11909 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11910 Slog.w(TAG, msg, e); 11911 } 11912 11913 // In some error cases we want to convey more info back to the observer 11914 String origPackage; 11915 String origPermission; 11916 } 11917 11918 /* 11919 * Install a non-existing package. 11920 */ 11921 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11922 UserHandle user, String installerPackageName, String volumeUuid, 11923 PackageInstalledInfo res) { 11924 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 11925 11926 // Remember this for later, in case we need to rollback this install 11927 String pkgName = pkg.packageName; 11928 11929 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11930 // TODO: b/23350563 11931 final boolean dataDirExists = Environment 11932 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 11933 11934 synchronized(mPackages) { 11935 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11936 // A package with the same name is already installed, though 11937 // it has been renamed to an older name. The package we 11938 // are trying to install should be installed as an update to 11939 // the existing one, but that has not been requested, so bail. 11940 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11941 + " without first uninstalling package running as " 11942 + mSettings.mRenamedPackages.get(pkgName)); 11943 return; 11944 } 11945 if (mPackages.containsKey(pkgName)) { 11946 // Don't allow installation over an existing package with the same name. 11947 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11948 + " without first uninstalling."); 11949 return; 11950 } 11951 } 11952 11953 try { 11954 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 11955 System.currentTimeMillis(), user); 11956 11957 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11958 // delete the partially installed application. the data directory will have to be 11959 // restored if it was already existing 11960 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11961 // remove package from internal structures. Note that we want deletePackageX to 11962 // delete the package data and cache directories that it created in 11963 // scanPackageLocked, unless those directories existed before we even tried to 11964 // install. 11965 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11966 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11967 res.removedInfo, true); 11968 } 11969 11970 } catch (PackageManagerException e) { 11971 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11972 } 11973 11974 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11975 } 11976 11977 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11978 // Can't rotate keys during boot or if sharedUser. 11979 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11980 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11981 return false; 11982 } 11983 // app is using upgradeKeySets; make sure all are valid 11984 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11985 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11986 for (int i = 0; i < upgradeKeySets.length; i++) { 11987 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11988 Slog.wtf(TAG, "Package " 11989 + (oldPs.name != null ? oldPs.name : "<null>") 11990 + " contains upgrade-key-set reference to unknown key-set: " 11991 + upgradeKeySets[i] 11992 + " reverting to signatures check."); 11993 return false; 11994 } 11995 } 11996 return true; 11997 } 11998 11999 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12000 // Upgrade keysets are being used. Determine if new package has a superset of the 12001 // required keys. 12002 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12003 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12004 for (int i = 0; i < upgradeKeySets.length; i++) { 12005 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12006 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12007 return true; 12008 } 12009 } 12010 return false; 12011 } 12012 12013 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12014 UserHandle user, String installerPackageName, String volumeUuid, 12015 PackageInstalledInfo res) { 12016 final PackageParser.Package oldPackage; 12017 final String pkgName = pkg.packageName; 12018 final int[] allUsers; 12019 final boolean[] perUserInstalled; 12020 12021 // First find the old package info and check signatures 12022 synchronized(mPackages) { 12023 oldPackage = mPackages.get(pkgName); 12024 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12025 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12026 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12027 if(!checkUpgradeKeySetLP(ps, pkg)) { 12028 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12029 "New package not signed by keys specified by upgrade-keysets: " 12030 + pkgName); 12031 return; 12032 } 12033 } else { 12034 // default to original signature matching 12035 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12036 != PackageManager.SIGNATURE_MATCH) { 12037 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12038 "New package has a different signature: " + pkgName); 12039 return; 12040 } 12041 } 12042 12043 // In case of rollback, remember per-user/profile install state 12044 allUsers = sUserManager.getUserIds(); 12045 perUserInstalled = new boolean[allUsers.length]; 12046 for (int i = 0; i < allUsers.length; i++) { 12047 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12048 } 12049 } 12050 12051 boolean sysPkg = (isSystemApp(oldPackage)); 12052 if (sysPkg) { 12053 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12054 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12055 } else { 12056 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12057 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12058 } 12059 } 12060 12061 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12062 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12063 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12064 String volumeUuid, PackageInstalledInfo res) { 12065 String pkgName = deletedPackage.packageName; 12066 boolean deletedPkg = true; 12067 boolean updatedSettings = false; 12068 12069 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12070 + deletedPackage); 12071 long origUpdateTime; 12072 if (pkg.mExtras != null) { 12073 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12074 } else { 12075 origUpdateTime = 0; 12076 } 12077 12078 // First delete the existing package while retaining the data directory 12079 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12080 res.removedInfo, true)) { 12081 // If the existing package wasn't successfully deleted 12082 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12083 deletedPkg = false; 12084 } else { 12085 // Successfully deleted the old package; proceed with replace. 12086 12087 // If deleted package lived in a container, give users a chance to 12088 // relinquish resources before killing. 12089 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12090 if (DEBUG_INSTALL) { 12091 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12092 } 12093 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12094 final ArrayList<String> pkgList = new ArrayList<String>(1); 12095 pkgList.add(deletedPackage.applicationInfo.packageName); 12096 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12097 } 12098 12099 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12100 try { 12101 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12102 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12103 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12104 perUserInstalled, res, user); 12105 updatedSettings = true; 12106 } catch (PackageManagerException e) { 12107 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12108 } 12109 } 12110 12111 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12112 // remove package from internal structures. Note that we want deletePackageX to 12113 // delete the package data and cache directories that it created in 12114 // scanPackageLocked, unless those directories existed before we even tried to 12115 // install. 12116 if(updatedSettings) { 12117 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12118 deletePackageLI( 12119 pkgName, null, true, allUsers, perUserInstalled, 12120 PackageManager.DELETE_KEEP_DATA, 12121 res.removedInfo, true); 12122 } 12123 // Since we failed to install the new package we need to restore the old 12124 // package that we deleted. 12125 if (deletedPkg) { 12126 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12127 File restoreFile = new File(deletedPackage.codePath); 12128 // Parse old package 12129 boolean oldExternal = isExternal(deletedPackage); 12130 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12131 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12132 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12133 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12134 try { 12135 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12136 UserHandle.SYSTEM); 12137 } catch (PackageManagerException e) { 12138 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12139 + e.getMessage()); 12140 return; 12141 } 12142 // Restore of old package succeeded. Update permissions. 12143 // writer 12144 synchronized (mPackages) { 12145 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12146 UPDATE_PERMISSIONS_ALL); 12147 // can downgrade to reader 12148 mSettings.writeLPr(); 12149 } 12150 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12151 } 12152 } 12153 } 12154 12155 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12156 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12157 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12158 String volumeUuid, PackageInstalledInfo res) { 12159 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12160 + ", old=" + deletedPackage); 12161 boolean disabledSystem = false; 12162 boolean updatedSettings = false; 12163 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12164 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12165 != 0) { 12166 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12167 } 12168 String packageName = deletedPackage.packageName; 12169 if (packageName == null) { 12170 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12171 "Attempt to delete null packageName."); 12172 return; 12173 } 12174 PackageParser.Package oldPkg; 12175 PackageSetting oldPkgSetting; 12176 // reader 12177 synchronized (mPackages) { 12178 oldPkg = mPackages.get(packageName); 12179 oldPkgSetting = mSettings.mPackages.get(packageName); 12180 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12181 (oldPkgSetting == null)) { 12182 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12183 "Couldn't find package:" + packageName + " information"); 12184 return; 12185 } 12186 } 12187 12188 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12189 12190 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12191 res.removedInfo.removedPackage = packageName; 12192 // Remove existing system package 12193 removePackageLI(oldPkgSetting, true); 12194 // writer 12195 synchronized (mPackages) { 12196 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12197 if (!disabledSystem && deletedPackage != null) { 12198 // We didn't need to disable the .apk as a current system package, 12199 // which means we are replacing another update that is already 12200 // installed. We need to make sure to delete the older one's .apk. 12201 res.removedInfo.args = createInstallArgsForExisting(0, 12202 deletedPackage.applicationInfo.getCodePath(), 12203 deletedPackage.applicationInfo.getResourcePath(), 12204 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12205 } else { 12206 res.removedInfo.args = null; 12207 } 12208 } 12209 12210 // Successfully disabled the old package. Now proceed with re-installation 12211 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12212 12213 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12214 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12215 12216 PackageParser.Package newPackage = null; 12217 try { 12218 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12219 if (newPackage.mExtras != null) { 12220 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12221 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12222 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12223 12224 // is the update attempting to change shared user? that isn't going to work... 12225 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12226 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12227 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12228 + " to " + newPkgSetting.sharedUser); 12229 updatedSettings = true; 12230 } 12231 } 12232 12233 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12234 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12235 perUserInstalled, res, user); 12236 updatedSettings = true; 12237 } 12238 12239 } catch (PackageManagerException e) { 12240 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12241 } 12242 12243 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12244 // Re installation failed. Restore old information 12245 // Remove new pkg information 12246 if (newPackage != null) { 12247 removeInstalledPackageLI(newPackage, true); 12248 } 12249 // Add back the old system package 12250 try { 12251 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12252 } catch (PackageManagerException e) { 12253 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12254 } 12255 // Restore the old system information in Settings 12256 synchronized (mPackages) { 12257 if (disabledSystem) { 12258 mSettings.enableSystemPackageLPw(packageName); 12259 } 12260 if (updatedSettings) { 12261 mSettings.setInstallerPackageName(packageName, 12262 oldPkgSetting.installerPackageName); 12263 } 12264 mSettings.writeLPr(); 12265 } 12266 } 12267 } 12268 12269 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12270 // Collect all used permissions in the UID 12271 ArraySet<String> usedPermissions = new ArraySet<>(); 12272 final int packageCount = su.packages.size(); 12273 for (int i = 0; i < packageCount; i++) { 12274 PackageSetting ps = su.packages.valueAt(i); 12275 if (ps.pkg == null) { 12276 continue; 12277 } 12278 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12279 for (int j = 0; j < requestedPermCount; j++) { 12280 String permission = ps.pkg.requestedPermissions.get(j); 12281 BasePermission bp = mSettings.mPermissions.get(permission); 12282 if (bp != null) { 12283 usedPermissions.add(permission); 12284 } 12285 } 12286 } 12287 12288 PermissionsState permissionsState = su.getPermissionsState(); 12289 // Prune install permissions 12290 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12291 final int installPermCount = installPermStates.size(); 12292 for (int i = installPermCount - 1; i >= 0; i--) { 12293 PermissionState permissionState = installPermStates.get(i); 12294 if (!usedPermissions.contains(permissionState.getName())) { 12295 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12296 if (bp != null) { 12297 permissionsState.revokeInstallPermission(bp); 12298 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12299 PackageManager.MASK_PERMISSION_FLAGS, 0); 12300 } 12301 } 12302 } 12303 12304 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12305 12306 // Prune runtime permissions 12307 for (int userId : allUserIds) { 12308 List<PermissionState> runtimePermStates = permissionsState 12309 .getRuntimePermissionStates(userId); 12310 final int runtimePermCount = runtimePermStates.size(); 12311 for (int i = runtimePermCount - 1; i >= 0; i--) { 12312 PermissionState permissionState = runtimePermStates.get(i); 12313 if (!usedPermissions.contains(permissionState.getName())) { 12314 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12315 if (bp != null) { 12316 permissionsState.revokeRuntimePermission(bp, userId); 12317 permissionsState.updatePermissionFlags(bp, userId, 12318 PackageManager.MASK_PERMISSION_FLAGS, 0); 12319 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12320 runtimePermissionChangedUserIds, userId); 12321 } 12322 } 12323 } 12324 } 12325 12326 return runtimePermissionChangedUserIds; 12327 } 12328 12329 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12330 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12331 UserHandle user) { 12332 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12333 12334 String pkgName = newPackage.packageName; 12335 synchronized (mPackages) { 12336 //write settings. the installStatus will be incomplete at this stage. 12337 //note that the new package setting would have already been 12338 //added to mPackages. It hasn't been persisted yet. 12339 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12340 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12341 mSettings.writeLPr(); 12342 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12343 } 12344 12345 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12346 synchronized (mPackages) { 12347 updatePermissionsLPw(newPackage.packageName, newPackage, 12348 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12349 ? UPDATE_PERMISSIONS_ALL : 0)); 12350 // For system-bundled packages, we assume that installing an upgraded version 12351 // of the package implies that the user actually wants to run that new code, 12352 // so we enable the package. 12353 PackageSetting ps = mSettings.mPackages.get(pkgName); 12354 if (ps != null) { 12355 if (isSystemApp(newPackage)) { 12356 // NB: implicit assumption that system package upgrades apply to all users 12357 if (DEBUG_INSTALL) { 12358 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12359 } 12360 if (res.origUsers != null) { 12361 for (int userHandle : res.origUsers) { 12362 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12363 userHandle, installerPackageName); 12364 } 12365 } 12366 // Also convey the prior install/uninstall state 12367 if (allUsers != null && perUserInstalled != null) { 12368 for (int i = 0; i < allUsers.length; i++) { 12369 if (DEBUG_INSTALL) { 12370 Slog.d(TAG, " user " + allUsers[i] 12371 + " => " + perUserInstalled[i]); 12372 } 12373 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12374 } 12375 // these install state changes will be persisted in the 12376 // upcoming call to mSettings.writeLPr(). 12377 } 12378 } 12379 // It's implied that when a user requests installation, they want the app to be 12380 // installed and enabled. 12381 int userId = user.getIdentifier(); 12382 if (userId != UserHandle.USER_ALL) { 12383 ps.setInstalled(true, userId); 12384 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12385 } 12386 } 12387 res.name = pkgName; 12388 res.uid = newPackage.applicationInfo.uid; 12389 res.pkg = newPackage; 12390 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12391 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12392 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12393 //to update install status 12394 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12395 mSettings.writeLPr(); 12396 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12397 } 12398 12399 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12400 } 12401 12402 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12403 try { 12404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12405 installPackageLI(args, res); 12406 } finally { 12407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12408 } 12409 } 12410 12411 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12412 final int installFlags = args.installFlags; 12413 final String installerPackageName = args.installerPackageName; 12414 final String volumeUuid = args.volumeUuid; 12415 final File tmpPackageFile = new File(args.getCodePath()); 12416 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12417 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12418 || (args.volumeUuid != null)); 12419 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12420 boolean replace = false; 12421 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12422 if (args.move != null) { 12423 // moving a complete application; perfom an initial scan on the new install location 12424 scanFlags |= SCAN_INITIAL; 12425 } 12426 // Result object to be returned 12427 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12428 12429 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12430 12431 // Retrieve PackageSettings and parse package 12432 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12433 | PackageParser.PARSE_ENFORCE_CODE 12434 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12435 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12436 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0); 12437 PackageParser pp = new PackageParser(); 12438 pp.setSeparateProcesses(mSeparateProcesses); 12439 pp.setDisplayMetrics(mMetrics); 12440 12441 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12442 final PackageParser.Package pkg; 12443 try { 12444 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12445 } catch (PackageParserException e) { 12446 res.setError("Failed parse during installPackageLI", e); 12447 return; 12448 } finally { 12449 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12450 } 12451 12452 // Mark that we have an install time CPU ABI override. 12453 pkg.cpuAbiOverride = args.abiOverride; 12454 12455 String pkgName = res.name = pkg.packageName; 12456 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12457 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12458 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12459 return; 12460 } 12461 } 12462 12463 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12464 try { 12465 pp.collectCertificates(pkg, parseFlags); 12466 } catch (PackageParserException e) { 12467 res.setError("Failed collect during installPackageLI", e); 12468 return; 12469 } finally { 12470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12471 } 12472 12473 /* If the installer passed in a manifest digest, compare it now. */ 12474 if (args.manifestDigest != null) { 12475 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12476 try { 12477 pp.collectManifestDigest(pkg); 12478 } catch (PackageParserException e) { 12479 res.setError("Failed collect during installPackageLI", e); 12480 return; 12481 } finally { 12482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12483 } 12484 12485 if (DEBUG_INSTALL) { 12486 final String parsedManifest = pkg.manifestDigest == null ? "null" 12487 : pkg.manifestDigest.toString(); 12488 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12489 + parsedManifest); 12490 } 12491 12492 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12493 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12494 return; 12495 } 12496 } else if (DEBUG_INSTALL) { 12497 final String parsedManifest = pkg.manifestDigest == null 12498 ? "null" : pkg.manifestDigest.toString(); 12499 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12500 } 12501 12502 // Get rid of all references to package scan path via parser. 12503 pp = null; 12504 String oldCodePath = null; 12505 boolean systemApp = false; 12506 synchronized (mPackages) { 12507 // Check if installing already existing package 12508 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12509 String oldName = mSettings.mRenamedPackages.get(pkgName); 12510 if (pkg.mOriginalPackages != null 12511 && pkg.mOriginalPackages.contains(oldName) 12512 && mPackages.containsKey(oldName)) { 12513 // This package is derived from an original package, 12514 // and this device has been updating from that original 12515 // name. We must continue using the original name, so 12516 // rename the new package here. 12517 pkg.setPackageName(oldName); 12518 pkgName = pkg.packageName; 12519 replace = true; 12520 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12521 + oldName + " pkgName=" + pkgName); 12522 } else if (mPackages.containsKey(pkgName)) { 12523 // This package, under its official name, already exists 12524 // on the device; we should replace it. 12525 replace = true; 12526 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12527 } 12528 12529 // Prevent apps opting out from runtime permissions 12530 if (replace) { 12531 PackageParser.Package oldPackage = mPackages.get(pkgName); 12532 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12533 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12534 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12535 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12536 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12537 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12538 + " doesn't support runtime permissions but the old" 12539 + " target SDK " + oldTargetSdk + " does."); 12540 return; 12541 } 12542 } 12543 } 12544 12545 PackageSetting ps = mSettings.mPackages.get(pkgName); 12546 if (ps != null) { 12547 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12548 12549 // Quick sanity check that we're signed correctly if updating; 12550 // we'll check this again later when scanning, but we want to 12551 // bail early here before tripping over redefined permissions. 12552 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12553 if (!checkUpgradeKeySetLP(ps, pkg)) { 12554 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12555 + pkg.packageName + " upgrade keys do not match the " 12556 + "previously installed version"); 12557 return; 12558 } 12559 } else { 12560 try { 12561 verifySignaturesLP(ps, pkg); 12562 } catch (PackageManagerException e) { 12563 res.setError(e.error, e.getMessage()); 12564 return; 12565 } 12566 } 12567 12568 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12569 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12570 systemApp = (ps.pkg.applicationInfo.flags & 12571 ApplicationInfo.FLAG_SYSTEM) != 0; 12572 } 12573 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12574 } 12575 12576 // Check whether the newly-scanned package wants to define an already-defined perm 12577 int N = pkg.permissions.size(); 12578 for (int i = N-1; i >= 0; i--) { 12579 PackageParser.Permission perm = pkg.permissions.get(i); 12580 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12581 if (bp != null) { 12582 // If the defining package is signed with our cert, it's okay. This 12583 // also includes the "updating the same package" case, of course. 12584 // "updating same package" could also involve key-rotation. 12585 final boolean sigsOk; 12586 if (bp.sourcePackage.equals(pkg.packageName) 12587 && (bp.packageSetting instanceof PackageSetting) 12588 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12589 scanFlags))) { 12590 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12591 } else { 12592 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12593 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12594 } 12595 if (!sigsOk) { 12596 // If the owning package is the system itself, we log but allow 12597 // install to proceed; we fail the install on all other permission 12598 // redefinitions. 12599 if (!bp.sourcePackage.equals("android")) { 12600 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12601 + pkg.packageName + " attempting to redeclare permission " 12602 + perm.info.name + " already owned by " + bp.sourcePackage); 12603 res.origPermission = perm.info.name; 12604 res.origPackage = bp.sourcePackage; 12605 return; 12606 } else { 12607 Slog.w(TAG, "Package " + pkg.packageName 12608 + " attempting to redeclare system permission " 12609 + perm.info.name + "; ignoring new declaration"); 12610 pkg.permissions.remove(i); 12611 } 12612 } 12613 } 12614 } 12615 12616 } 12617 12618 if (systemApp && onExternal) { 12619 // Disable updates to system apps on sdcard 12620 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12621 "Cannot install updates to system apps on sdcard"); 12622 return; 12623 } 12624 12625 if (args.move != null) { 12626 // We did an in-place move, so dex is ready to roll 12627 scanFlags |= SCAN_NO_DEX; 12628 scanFlags |= SCAN_MOVE; 12629 12630 synchronized (mPackages) { 12631 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12632 if (ps == null) { 12633 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12634 "Missing settings for moved package " + pkgName); 12635 } 12636 12637 // We moved the entire application as-is, so bring over the 12638 // previously derived ABI information. 12639 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12640 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12641 } 12642 12643 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12644 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12645 scanFlags |= SCAN_NO_DEX; 12646 12647 try { 12648 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12649 true /* extract libs */); 12650 } catch (PackageManagerException pme) { 12651 Slog.e(TAG, "Error deriving application ABI", pme); 12652 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12653 return; 12654 } 12655 12656 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12657 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 12658 12659 int result = mPackageDexOptimizer 12660 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12661 false /* defer */, false /* inclDependencies */, 12662 true /*bootComplete*/, quickInstall /*useJit*/); 12663 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12664 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12665 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12666 return; 12667 } 12668 } 12669 12670 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12671 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12672 return; 12673 } 12674 12675 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12676 12677 if (replace) { 12678 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12679 installerPackageName, volumeUuid, res); 12680 } else { 12681 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12682 args.user, installerPackageName, volumeUuid, res); 12683 } 12684 synchronized (mPackages) { 12685 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12686 if (ps != null) { 12687 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12688 } 12689 } 12690 } 12691 12692 private void startIntentFilterVerifications(int userId, boolean replacing, 12693 PackageParser.Package pkg) { 12694 if (mIntentFilterVerifierComponent == null) { 12695 Slog.w(TAG, "No IntentFilter verification will not be done as " 12696 + "there is no IntentFilterVerifier available!"); 12697 return; 12698 } 12699 12700 final int verifierUid = getPackageUid( 12701 mIntentFilterVerifierComponent.getPackageName(), 12702 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 12703 12704 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12705 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12706 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12707 mHandler.sendMessage(msg); 12708 } 12709 12710 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12711 PackageParser.Package pkg) { 12712 int size = pkg.activities.size(); 12713 if (size == 0) { 12714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12715 "No activity, so no need to verify any IntentFilter!"); 12716 return; 12717 } 12718 12719 final boolean hasDomainURLs = hasDomainURLs(pkg); 12720 if (!hasDomainURLs) { 12721 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12722 "No domain URLs, so no need to verify any IntentFilter!"); 12723 return; 12724 } 12725 12726 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12727 + " if any IntentFilter from the " + size 12728 + " Activities needs verification ..."); 12729 12730 int count = 0; 12731 final String packageName = pkg.packageName; 12732 12733 synchronized (mPackages) { 12734 // If this is a new install and we see that we've already run verification for this 12735 // package, we have nothing to do: it means the state was restored from backup. 12736 if (!replacing) { 12737 IntentFilterVerificationInfo ivi = 12738 mSettings.getIntentFilterVerificationLPr(packageName); 12739 if (ivi != null) { 12740 if (DEBUG_DOMAIN_VERIFICATION) { 12741 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12742 + ivi.getStatusString()); 12743 } 12744 return; 12745 } 12746 } 12747 12748 // If any filters need to be verified, then all need to be. 12749 boolean needToVerify = false; 12750 for (PackageParser.Activity a : pkg.activities) { 12751 for (ActivityIntentInfo filter : a.intents) { 12752 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12753 if (DEBUG_DOMAIN_VERIFICATION) { 12754 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12755 } 12756 needToVerify = true; 12757 break; 12758 } 12759 } 12760 } 12761 12762 if (needToVerify) { 12763 final int verificationId = mIntentFilterVerificationToken++; 12764 for (PackageParser.Activity a : pkg.activities) { 12765 for (ActivityIntentInfo filter : a.intents) { 12766 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12767 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12768 "Verification needed for IntentFilter:" + filter.toString()); 12769 mIntentFilterVerifier.addOneIntentFilterVerification( 12770 verifierUid, userId, verificationId, filter, packageName); 12771 count++; 12772 } 12773 } 12774 } 12775 } 12776 } 12777 12778 if (count > 0) { 12779 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12780 + " IntentFilter verification" + (count > 1 ? "s" : "") 12781 + " for userId:" + userId); 12782 mIntentFilterVerifier.startVerifications(userId); 12783 } else { 12784 if (DEBUG_DOMAIN_VERIFICATION) { 12785 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12786 } 12787 } 12788 } 12789 12790 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12791 final ComponentName cn = filter.activity.getComponentName(); 12792 final String packageName = cn.getPackageName(); 12793 12794 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12795 packageName); 12796 if (ivi == null) { 12797 return true; 12798 } 12799 int status = ivi.getStatus(); 12800 switch (status) { 12801 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12802 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12803 return true; 12804 12805 default: 12806 // Nothing to do 12807 return false; 12808 } 12809 } 12810 12811 private static boolean isMultiArch(PackageSetting ps) { 12812 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12813 } 12814 12815 private static boolean isMultiArch(ApplicationInfo info) { 12816 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12817 } 12818 12819 private static boolean isExternal(PackageParser.Package pkg) { 12820 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12821 } 12822 12823 private static boolean isExternal(PackageSetting ps) { 12824 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12825 } 12826 12827 private static boolean isExternal(ApplicationInfo info) { 12828 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12829 } 12830 12831 private static boolean isSystemApp(PackageParser.Package pkg) { 12832 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12833 } 12834 12835 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12836 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12837 } 12838 12839 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12840 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12841 } 12842 12843 private static boolean isSystemApp(PackageSetting ps) { 12844 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12845 } 12846 12847 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12848 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12849 } 12850 12851 private int packageFlagsToInstallFlags(PackageSetting ps) { 12852 int installFlags = 0; 12853 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12854 // This existing package was an external ASEC install when we have 12855 // the external flag without a UUID 12856 installFlags |= PackageManager.INSTALL_EXTERNAL; 12857 } 12858 if (ps.isForwardLocked()) { 12859 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12860 } 12861 return installFlags; 12862 } 12863 12864 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12865 if (isExternal(pkg)) { 12866 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12867 return mSettings.getExternalVersion(); 12868 } else { 12869 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12870 } 12871 } else { 12872 return mSettings.getInternalVersion(); 12873 } 12874 } 12875 12876 private void deleteTempPackageFiles() { 12877 final FilenameFilter filter = new FilenameFilter() { 12878 public boolean accept(File dir, String name) { 12879 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12880 } 12881 }; 12882 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12883 file.delete(); 12884 } 12885 } 12886 12887 @Override 12888 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12889 int flags) { 12890 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12891 flags); 12892 } 12893 12894 @Override 12895 public void deletePackage(final String packageName, 12896 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12897 mContext.enforceCallingOrSelfPermission( 12898 android.Manifest.permission.DELETE_PACKAGES, null); 12899 Preconditions.checkNotNull(packageName); 12900 Preconditions.checkNotNull(observer); 12901 final int uid = Binder.getCallingUid(); 12902 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 12903 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 12904 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 12905 mContext.enforceCallingPermission( 12906 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12907 "deletePackage for user " + userId); 12908 } 12909 12910 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12911 try { 12912 observer.onPackageDeleted(packageName, 12913 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12914 } catch (RemoteException re) { 12915 } 12916 return; 12917 } 12918 12919 for (int currentUserId : users) { 12920 if (getBlockUninstallForUser(packageName, currentUserId)) { 12921 try { 12922 observer.onPackageDeleted(packageName, 12923 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 12924 } catch (RemoteException re) { 12925 } 12926 return; 12927 } 12928 } 12929 12930 if (DEBUG_REMOVE) { 12931 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12932 } 12933 // Queue up an async operation since the package deletion may take a little while. 12934 mHandler.post(new Runnable() { 12935 public void run() { 12936 mHandler.removeCallbacks(this); 12937 final int returnCode = deletePackageX(packageName, userId, flags); 12938 try { 12939 observer.onPackageDeleted(packageName, returnCode, null); 12940 } catch (RemoteException e) { 12941 Log.i(TAG, "Observer no longer exists."); 12942 } //end catch 12943 } //end run 12944 }); 12945 } 12946 12947 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12948 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12949 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12950 try { 12951 if (dpm != null) { 12952 // Does the package contains the device owner? 12953 if (dpm.isDeviceOwnerPackage(packageName)) { 12954 return true; 12955 } 12956 // Does it contain a device admin for any user? 12957 int[] users; 12958 if (userId == UserHandle.USER_ALL) { 12959 users = sUserManager.getUserIds(); 12960 } else { 12961 users = new int[]{userId}; 12962 } 12963 for (int i = 0; i < users.length; ++i) { 12964 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12965 return true; 12966 } 12967 } 12968 } 12969 } catch (RemoteException e) { 12970 } 12971 return false; 12972 } 12973 12974 /** 12975 * This method is an internal method that could be get invoked either 12976 * to delete an installed package or to clean up a failed installation. 12977 * After deleting an installed package, a broadcast is sent to notify any 12978 * listeners that the package has been installed. For cleaning up a failed 12979 * installation, the broadcast is not necessary since the package's 12980 * installation wouldn't have sent the initial broadcast either 12981 * The key steps in deleting a package are 12982 * deleting the package information in internal structures like mPackages, 12983 * deleting the packages base directories through installd 12984 * updating mSettings to reflect current status 12985 * persisting settings for later use 12986 * sending a broadcast if necessary 12987 */ 12988 private int deletePackageX(String packageName, int userId, int flags) { 12989 final PackageRemovedInfo info = new PackageRemovedInfo(); 12990 final boolean res; 12991 12992 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12993 ? UserHandle.ALL : new UserHandle(userId); 12994 12995 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12996 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12997 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12998 } 12999 13000 boolean removedForAllUsers = false; 13001 boolean systemUpdate = false; 13002 13003 // for the uninstall-updates case and restricted profiles, remember the per- 13004 // userhandle installed state 13005 int[] allUsers; 13006 boolean[] perUserInstalled; 13007 synchronized (mPackages) { 13008 PackageSetting ps = mSettings.mPackages.get(packageName); 13009 allUsers = sUserManager.getUserIds(); 13010 perUserInstalled = new boolean[allUsers.length]; 13011 for (int i = 0; i < allUsers.length; i++) { 13012 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13013 } 13014 } 13015 13016 synchronized (mInstallLock) { 13017 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13018 res = deletePackageLI(packageName, removeForUser, 13019 true, allUsers, perUserInstalled, 13020 flags | REMOVE_CHATTY, info, true); 13021 systemUpdate = info.isRemovedPackageSystemUpdate; 13022 if (res && !systemUpdate && mPackages.get(packageName) == null) { 13023 removedForAllUsers = true; 13024 } 13025 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13026 + " removedForAllUsers=" + removedForAllUsers); 13027 } 13028 13029 if (res) { 13030 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13031 13032 // If the removed package was a system update, the old system package 13033 // was re-enabled; we need to broadcast this information 13034 if (systemUpdate) { 13035 Bundle extras = new Bundle(1); 13036 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13037 ? info.removedAppId : info.uid); 13038 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13039 13040 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13041 extras, null, null, null); 13042 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13043 extras, null, null, null); 13044 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13045 null, packageName, null, null); 13046 } 13047 } 13048 // Force a gc here. 13049 Runtime.getRuntime().gc(); 13050 // Delete the resources here after sending the broadcast to let 13051 // other processes clean up before deleting resources. 13052 if (info.args != null) { 13053 synchronized (mInstallLock) { 13054 info.args.doPostDeleteLI(true); 13055 } 13056 } 13057 13058 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13059 } 13060 13061 class PackageRemovedInfo { 13062 String removedPackage; 13063 int uid = -1; 13064 int removedAppId = -1; 13065 int[] removedUsers = null; 13066 boolean isRemovedPackageSystemUpdate = false; 13067 // Clean up resources deleted packages. 13068 InstallArgs args = null; 13069 13070 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13071 Bundle extras = new Bundle(1); 13072 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13073 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13074 if (replacing) { 13075 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13076 } 13077 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13078 if (removedPackage != null) { 13079 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13080 extras, null, null, removedUsers); 13081 if (fullRemove && !replacing) { 13082 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13083 extras, null, null, removedUsers); 13084 } 13085 } 13086 if (removedAppId >= 0) { 13087 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 13088 removedUsers); 13089 } 13090 } 13091 } 13092 13093 /* 13094 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13095 * flag is not set, the data directory is removed as well. 13096 * make sure this flag is set for partially installed apps. If not its meaningless to 13097 * delete a partially installed application. 13098 */ 13099 private void removePackageDataLI(PackageSetting ps, 13100 int[] allUserHandles, boolean[] perUserInstalled, 13101 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13102 String packageName = ps.name; 13103 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13104 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13105 // Retrieve object to delete permissions for shared user later on 13106 final PackageSetting deletedPs; 13107 // reader 13108 synchronized (mPackages) { 13109 deletedPs = mSettings.mPackages.get(packageName); 13110 if (outInfo != null) { 13111 outInfo.removedPackage = packageName; 13112 outInfo.removedUsers = deletedPs != null 13113 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13114 : null; 13115 } 13116 } 13117 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13118 removeDataDirsLI(ps.volumeUuid, packageName); 13119 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13120 } 13121 // writer 13122 synchronized (mPackages) { 13123 if (deletedPs != null) { 13124 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13125 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13126 clearDefaultBrowserIfNeeded(packageName); 13127 if (outInfo != null) { 13128 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13129 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13130 } 13131 updatePermissionsLPw(deletedPs.name, null, 0); 13132 if (deletedPs.sharedUser != null) { 13133 // Remove permissions associated with package. Since runtime 13134 // permissions are per user we have to kill the removed package 13135 // or packages running under the shared user of the removed 13136 // package if revoking the permissions requested only by the removed 13137 // package is successful and this causes a change in gids. 13138 for (int userId : UserManagerService.getInstance().getUserIds()) { 13139 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13140 userId); 13141 if (userIdToKill == UserHandle.USER_ALL 13142 || userIdToKill >= UserHandle.USER_SYSTEM) { 13143 // If gids changed for this user, kill all affected packages. 13144 mHandler.post(new Runnable() { 13145 @Override 13146 public void run() { 13147 // This has to happen with no lock held. 13148 killApplication(deletedPs.name, deletedPs.appId, 13149 KILL_APP_REASON_GIDS_CHANGED); 13150 } 13151 }); 13152 break; 13153 } 13154 } 13155 } 13156 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13157 } 13158 // make sure to preserve per-user disabled state if this removal was just 13159 // a downgrade of a system app to the factory package 13160 if (allUserHandles != null && perUserInstalled != null) { 13161 if (DEBUG_REMOVE) { 13162 Slog.d(TAG, "Propagating install state across downgrade"); 13163 } 13164 for (int i = 0; i < allUserHandles.length; i++) { 13165 if (DEBUG_REMOVE) { 13166 Slog.d(TAG, " user " + allUserHandles[i] 13167 + " => " + perUserInstalled[i]); 13168 } 13169 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13170 } 13171 } 13172 } 13173 // can downgrade to reader 13174 if (writeSettings) { 13175 // Save settings now 13176 mSettings.writeLPr(); 13177 } 13178 } 13179 if (outInfo != null) { 13180 // A user ID was deleted here. Go through all users and remove it 13181 // from KeyStore. 13182 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13183 } 13184 } 13185 13186 static boolean locationIsPrivileged(File path) { 13187 try { 13188 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13189 .getCanonicalPath(); 13190 return path.getCanonicalPath().startsWith(privilegedAppDir); 13191 } catch (IOException e) { 13192 Slog.e(TAG, "Unable to access code path " + path); 13193 } 13194 return false; 13195 } 13196 13197 /* 13198 * Tries to delete system package. 13199 */ 13200 private boolean deleteSystemPackageLI(PackageSetting newPs, 13201 int[] allUserHandles, boolean[] perUserInstalled, 13202 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13203 final boolean applyUserRestrictions 13204 = (allUserHandles != null) && (perUserInstalled != null); 13205 PackageSetting disabledPs = null; 13206 // Confirm if the system package has been updated 13207 // An updated system app can be deleted. This will also have to restore 13208 // the system pkg from system partition 13209 // reader 13210 synchronized (mPackages) { 13211 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13212 } 13213 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13214 + " disabledPs=" + disabledPs); 13215 if (disabledPs == null) { 13216 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13217 return false; 13218 } else if (DEBUG_REMOVE) { 13219 Slog.d(TAG, "Deleting system pkg from data partition"); 13220 } 13221 if (DEBUG_REMOVE) { 13222 if (applyUserRestrictions) { 13223 Slog.d(TAG, "Remembering install states:"); 13224 for (int i = 0; i < allUserHandles.length; i++) { 13225 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13226 } 13227 } 13228 } 13229 // Delete the updated package 13230 outInfo.isRemovedPackageSystemUpdate = true; 13231 if (disabledPs.versionCode < newPs.versionCode) { 13232 // Delete data for downgrades 13233 flags &= ~PackageManager.DELETE_KEEP_DATA; 13234 } else { 13235 // Preserve data by setting flag 13236 flags |= PackageManager.DELETE_KEEP_DATA; 13237 } 13238 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13239 allUserHandles, perUserInstalled, outInfo, writeSettings); 13240 if (!ret) { 13241 return false; 13242 } 13243 // writer 13244 synchronized (mPackages) { 13245 // Reinstate the old system package 13246 mSettings.enableSystemPackageLPw(newPs.name); 13247 // Remove any native libraries from the upgraded package. 13248 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13249 } 13250 // Install the system package 13251 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13252 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13253 if (locationIsPrivileged(disabledPs.codePath)) { 13254 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13255 } 13256 13257 final PackageParser.Package newPkg; 13258 try { 13259 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, 13260 UserHandle.SYSTEM); 13261 } catch (PackageManagerException e) { 13262 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13263 return false; 13264 } 13265 13266 // writer 13267 synchronized (mPackages) { 13268 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13269 13270 // Propagate the permissions state as we do not want to drop on the floor 13271 // runtime permissions. The update permissions method below will take 13272 // care of removing obsolete permissions and grant install permissions. 13273 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13274 updatePermissionsLPw(newPkg.packageName, newPkg, 13275 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13276 13277 if (applyUserRestrictions) { 13278 if (DEBUG_REMOVE) { 13279 Slog.d(TAG, "Propagating install state across reinstall"); 13280 } 13281 for (int i = 0; i < allUserHandles.length; i++) { 13282 if (DEBUG_REMOVE) { 13283 Slog.d(TAG, " user " + allUserHandles[i] 13284 + " => " + perUserInstalled[i]); 13285 } 13286 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13287 13288 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13289 } 13290 // Regardless of writeSettings we need to ensure that this restriction 13291 // state propagation is persisted 13292 mSettings.writeAllUsersPackageRestrictionsLPr(); 13293 } 13294 // can downgrade to reader here 13295 if (writeSettings) { 13296 mSettings.writeLPr(); 13297 } 13298 } 13299 return true; 13300 } 13301 13302 private boolean deleteInstalledPackageLI(PackageSetting ps, 13303 boolean deleteCodeAndResources, int flags, 13304 int[] allUserHandles, boolean[] perUserInstalled, 13305 PackageRemovedInfo outInfo, boolean writeSettings) { 13306 if (outInfo != null) { 13307 outInfo.uid = ps.appId; 13308 } 13309 13310 // Delete package data from internal structures and also remove data if flag is set 13311 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13312 13313 // Delete application code and resources 13314 if (deleteCodeAndResources && (outInfo != null)) { 13315 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13316 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13317 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13318 } 13319 return true; 13320 } 13321 13322 @Override 13323 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13324 int userId) { 13325 mContext.enforceCallingOrSelfPermission( 13326 android.Manifest.permission.DELETE_PACKAGES, null); 13327 synchronized (mPackages) { 13328 PackageSetting ps = mSettings.mPackages.get(packageName); 13329 if (ps == null) { 13330 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13331 return false; 13332 } 13333 if (!ps.getInstalled(userId)) { 13334 // Can't block uninstall for an app that is not installed or enabled. 13335 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13336 return false; 13337 } 13338 ps.setBlockUninstall(blockUninstall, userId); 13339 mSettings.writePackageRestrictionsLPr(userId); 13340 } 13341 return true; 13342 } 13343 13344 @Override 13345 public boolean getBlockUninstallForUser(String packageName, int userId) { 13346 synchronized (mPackages) { 13347 PackageSetting ps = mSettings.mPackages.get(packageName); 13348 if (ps == null) { 13349 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13350 return false; 13351 } 13352 return ps.getBlockUninstall(userId); 13353 } 13354 } 13355 13356 /* 13357 * This method handles package deletion in general 13358 */ 13359 private boolean deletePackageLI(String packageName, UserHandle user, 13360 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13361 int flags, PackageRemovedInfo outInfo, 13362 boolean writeSettings) { 13363 if (packageName == null) { 13364 Slog.w(TAG, "Attempt to delete null packageName."); 13365 return false; 13366 } 13367 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13368 PackageSetting ps; 13369 boolean dataOnly = false; 13370 int removeUser = -1; 13371 int appId = -1; 13372 synchronized (mPackages) { 13373 ps = mSettings.mPackages.get(packageName); 13374 if (ps == null) { 13375 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13376 return false; 13377 } 13378 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13379 && user.getIdentifier() != UserHandle.USER_ALL) { 13380 // The caller is asking that the package only be deleted for a single 13381 // user. To do this, we just mark its uninstalled state and delete 13382 // its data. If this is a system app, we only allow this to happen if 13383 // they have set the special DELETE_SYSTEM_APP which requests different 13384 // semantics than normal for uninstalling system apps. 13385 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13386 final int userId = user.getIdentifier(); 13387 ps.setUserState(userId, 13388 COMPONENT_ENABLED_STATE_DEFAULT, 13389 false, //installed 13390 true, //stopped 13391 true, //notLaunched 13392 false, //hidden 13393 null, null, null, 13394 false, // blockUninstall 13395 ps.readUserState(userId).domainVerificationStatus, 0); 13396 if (!isSystemApp(ps)) { 13397 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13398 // Other user still have this package installed, so all 13399 // we need to do is clear this user's data and save that 13400 // it is uninstalled. 13401 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13402 removeUser = user.getIdentifier(); 13403 appId = ps.appId; 13404 scheduleWritePackageRestrictionsLocked(removeUser); 13405 } else { 13406 // We need to set it back to 'installed' so the uninstall 13407 // broadcasts will be sent correctly. 13408 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13409 ps.setInstalled(true, user.getIdentifier()); 13410 } 13411 } else { 13412 // This is a system app, so we assume that the 13413 // other users still have this package installed, so all 13414 // we need to do is clear this user's data and save that 13415 // it is uninstalled. 13416 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13417 removeUser = user.getIdentifier(); 13418 appId = ps.appId; 13419 scheduleWritePackageRestrictionsLocked(removeUser); 13420 } 13421 } 13422 } 13423 13424 if (removeUser >= 0) { 13425 // From above, we determined that we are deleting this only 13426 // for a single user. Continue the work here. 13427 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13428 if (outInfo != null) { 13429 outInfo.removedPackage = packageName; 13430 outInfo.removedAppId = appId; 13431 outInfo.removedUsers = new int[] {removeUser}; 13432 } 13433 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13434 removeKeystoreDataIfNeeded(removeUser, appId); 13435 schedulePackageCleaning(packageName, removeUser, false); 13436 synchronized (mPackages) { 13437 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13438 scheduleWritePackageRestrictionsLocked(removeUser); 13439 } 13440 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13441 } 13442 return true; 13443 } 13444 13445 if (dataOnly) { 13446 // Delete application data first 13447 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13448 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13449 return true; 13450 } 13451 13452 boolean ret = false; 13453 if (isSystemApp(ps)) { 13454 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13455 // When an updated system application is deleted we delete the existing resources as well and 13456 // fall back to existing code in system partition 13457 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13458 flags, outInfo, writeSettings); 13459 } else { 13460 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13461 // Kill application pre-emptively especially for apps on sd. 13462 killApplication(packageName, ps.appId, "uninstall pkg"); 13463 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13464 allUserHandles, perUserInstalled, 13465 outInfo, writeSettings); 13466 } 13467 13468 return ret; 13469 } 13470 13471 private final class ClearStorageConnection implements ServiceConnection { 13472 IMediaContainerService mContainerService; 13473 13474 @Override 13475 public void onServiceConnected(ComponentName name, IBinder service) { 13476 synchronized (this) { 13477 mContainerService = IMediaContainerService.Stub.asInterface(service); 13478 notifyAll(); 13479 } 13480 } 13481 13482 @Override 13483 public void onServiceDisconnected(ComponentName name) { 13484 } 13485 } 13486 13487 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13488 final boolean mounted; 13489 if (Environment.isExternalStorageEmulated()) { 13490 mounted = true; 13491 } else { 13492 final String status = Environment.getExternalStorageState(); 13493 13494 mounted = status.equals(Environment.MEDIA_MOUNTED) 13495 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13496 } 13497 13498 if (!mounted) { 13499 return; 13500 } 13501 13502 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13503 int[] users; 13504 if (userId == UserHandle.USER_ALL) { 13505 users = sUserManager.getUserIds(); 13506 } else { 13507 users = new int[] { userId }; 13508 } 13509 final ClearStorageConnection conn = new ClearStorageConnection(); 13510 if (mContext.bindServiceAsUser( 13511 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13512 try { 13513 for (int curUser : users) { 13514 long timeout = SystemClock.uptimeMillis() + 5000; 13515 synchronized (conn) { 13516 long now = SystemClock.uptimeMillis(); 13517 while (conn.mContainerService == null && now < timeout) { 13518 try { 13519 conn.wait(timeout - now); 13520 } catch (InterruptedException e) { 13521 } 13522 } 13523 } 13524 if (conn.mContainerService == null) { 13525 return; 13526 } 13527 13528 final UserEnvironment userEnv = new UserEnvironment(curUser); 13529 clearDirectory(conn.mContainerService, 13530 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13531 if (allData) { 13532 clearDirectory(conn.mContainerService, 13533 userEnv.buildExternalStorageAppDataDirs(packageName)); 13534 clearDirectory(conn.mContainerService, 13535 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13536 } 13537 } 13538 } finally { 13539 mContext.unbindService(conn); 13540 } 13541 } 13542 } 13543 13544 @Override 13545 public void clearApplicationUserData(final String packageName, 13546 final IPackageDataObserver observer, final int userId) { 13547 mContext.enforceCallingOrSelfPermission( 13548 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13549 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13550 // Queue up an async operation since the package deletion may take a little while. 13551 mHandler.post(new Runnable() { 13552 public void run() { 13553 mHandler.removeCallbacks(this); 13554 final boolean succeeded; 13555 synchronized (mInstallLock) { 13556 succeeded = clearApplicationUserDataLI(packageName, userId); 13557 } 13558 clearExternalStorageDataSync(packageName, userId, true); 13559 if (succeeded) { 13560 // invoke DeviceStorageMonitor's update method to clear any notifications 13561 DeviceStorageMonitorInternal 13562 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13563 if (dsm != null) { 13564 dsm.checkMemory(); 13565 } 13566 } 13567 if(observer != null) { 13568 try { 13569 observer.onRemoveCompleted(packageName, succeeded); 13570 } catch (RemoteException e) { 13571 Log.i(TAG, "Observer no longer exists."); 13572 } 13573 } //end if observer 13574 } //end run 13575 }); 13576 } 13577 13578 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13579 if (packageName == null) { 13580 Slog.w(TAG, "Attempt to delete null packageName."); 13581 return false; 13582 } 13583 13584 // Try finding details about the requested package 13585 PackageParser.Package pkg; 13586 synchronized (mPackages) { 13587 pkg = mPackages.get(packageName); 13588 if (pkg == null) { 13589 final PackageSetting ps = mSettings.mPackages.get(packageName); 13590 if (ps != null) { 13591 pkg = ps.pkg; 13592 } 13593 } 13594 13595 if (pkg == null) { 13596 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13597 return false; 13598 } 13599 13600 PackageSetting ps = (PackageSetting) pkg.mExtras; 13601 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13602 } 13603 13604 // Always delete data directories for package, even if we found no other 13605 // record of app. This helps users recover from UID mismatches without 13606 // resorting to a full data wipe. 13607 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13608 if (retCode < 0) { 13609 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13610 return false; 13611 } 13612 13613 final int appId = pkg.applicationInfo.uid; 13614 removeKeystoreDataIfNeeded(userId, appId); 13615 13616 // Create a native library symlink only if we have native libraries 13617 // and if the native libraries are 32 bit libraries. We do not provide 13618 // this symlink for 64 bit libraries. 13619 if (pkg.applicationInfo.primaryCpuAbi != null && 13620 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13621 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13622 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13623 nativeLibPath, userId) < 0) { 13624 Slog.w(TAG, "Failed linking native library dir"); 13625 return false; 13626 } 13627 } 13628 13629 return true; 13630 } 13631 13632 /** 13633 * Reverts user permission state changes (permissions and flags) in 13634 * all packages for a given user. 13635 * 13636 * @param userId The device user for which to do a reset. 13637 */ 13638 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13639 final int packageCount = mPackages.size(); 13640 for (int i = 0; i < packageCount; i++) { 13641 PackageParser.Package pkg = mPackages.valueAt(i); 13642 PackageSetting ps = (PackageSetting) pkg.mExtras; 13643 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13644 } 13645 } 13646 13647 /** 13648 * Reverts user permission state changes (permissions and flags). 13649 * 13650 * @param ps The package for which to reset. 13651 * @param userId The device user for which to do a reset. 13652 */ 13653 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13654 final PackageSetting ps, final int userId) { 13655 if (ps.pkg == null) { 13656 return; 13657 } 13658 13659 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13660 | FLAG_PERMISSION_USER_FIXED 13661 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13662 13663 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13664 | FLAG_PERMISSION_POLICY_FIXED; 13665 13666 boolean writeInstallPermissions = false; 13667 boolean writeRuntimePermissions = false; 13668 13669 final int permissionCount = ps.pkg.requestedPermissions.size(); 13670 for (int i = 0; i < permissionCount; i++) { 13671 String permission = ps.pkg.requestedPermissions.get(i); 13672 13673 BasePermission bp = mSettings.mPermissions.get(permission); 13674 if (bp == null) { 13675 continue; 13676 } 13677 13678 // If shared user we just reset the state to which only this app contributed. 13679 if (ps.sharedUser != null) { 13680 boolean used = false; 13681 final int packageCount = ps.sharedUser.packages.size(); 13682 for (int j = 0; j < packageCount; j++) { 13683 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13684 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13685 && pkg.pkg.requestedPermissions.contains(permission)) { 13686 used = true; 13687 break; 13688 } 13689 } 13690 if (used) { 13691 continue; 13692 } 13693 } 13694 13695 PermissionsState permissionsState = ps.getPermissionsState(); 13696 13697 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13698 13699 // Always clear the user settable flags. 13700 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13701 bp.name) != null; 13702 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13703 if (hasInstallState) { 13704 writeInstallPermissions = true; 13705 } else { 13706 writeRuntimePermissions = true; 13707 } 13708 } 13709 13710 // Below is only runtime permission handling. 13711 if (!bp.isRuntime()) { 13712 continue; 13713 } 13714 13715 // Never clobber system or policy. 13716 if ((oldFlags & policyOrSystemFlags) != 0) { 13717 continue; 13718 } 13719 13720 // If this permission was granted by default, make sure it is. 13721 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13722 if (permissionsState.grantRuntimePermission(bp, userId) 13723 != PERMISSION_OPERATION_FAILURE) { 13724 writeRuntimePermissions = true; 13725 } 13726 } else { 13727 // Otherwise, reset the permission. 13728 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13729 switch (revokeResult) { 13730 case PERMISSION_OPERATION_SUCCESS: { 13731 writeRuntimePermissions = true; 13732 } break; 13733 13734 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13735 writeRuntimePermissions = true; 13736 final int appId = ps.appId; 13737 mHandler.post(new Runnable() { 13738 @Override 13739 public void run() { 13740 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13741 } 13742 }); 13743 } break; 13744 } 13745 } 13746 } 13747 13748 // Synchronously write as we are taking permissions away. 13749 if (writeRuntimePermissions) { 13750 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13751 } 13752 13753 // Synchronously write as we are taking permissions away. 13754 if (writeInstallPermissions) { 13755 mSettings.writeLPr(); 13756 } 13757 } 13758 13759 /** 13760 * Remove entries from the keystore daemon. Will only remove it if the 13761 * {@code appId} is valid. 13762 */ 13763 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13764 if (appId < 0) { 13765 return; 13766 } 13767 13768 final KeyStore keyStore = KeyStore.getInstance(); 13769 if (keyStore != null) { 13770 if (userId == UserHandle.USER_ALL) { 13771 for (final int individual : sUserManager.getUserIds()) { 13772 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13773 } 13774 } else { 13775 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13776 } 13777 } else { 13778 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13779 } 13780 } 13781 13782 @Override 13783 public void deleteApplicationCacheFiles(final String packageName, 13784 final IPackageDataObserver observer) { 13785 mContext.enforceCallingOrSelfPermission( 13786 android.Manifest.permission.DELETE_CACHE_FILES, null); 13787 // Queue up an async operation since the package deletion may take a little while. 13788 final int userId = UserHandle.getCallingUserId(); 13789 mHandler.post(new Runnable() { 13790 public void run() { 13791 mHandler.removeCallbacks(this); 13792 final boolean succeded; 13793 synchronized (mInstallLock) { 13794 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13795 } 13796 clearExternalStorageDataSync(packageName, userId, false); 13797 if (observer != null) { 13798 try { 13799 observer.onRemoveCompleted(packageName, succeded); 13800 } catch (RemoteException e) { 13801 Log.i(TAG, "Observer no longer exists."); 13802 } 13803 } //end if observer 13804 } //end run 13805 }); 13806 } 13807 13808 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13809 if (packageName == null) { 13810 Slog.w(TAG, "Attempt to delete null packageName."); 13811 return false; 13812 } 13813 PackageParser.Package p; 13814 synchronized (mPackages) { 13815 p = mPackages.get(packageName); 13816 } 13817 if (p == null) { 13818 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13819 return false; 13820 } 13821 final ApplicationInfo applicationInfo = p.applicationInfo; 13822 if (applicationInfo == null) { 13823 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13824 return false; 13825 } 13826 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13827 if (retCode < 0) { 13828 Slog.w(TAG, "Couldn't remove cache files for package: " 13829 + packageName + " u" + userId); 13830 return false; 13831 } 13832 return true; 13833 } 13834 13835 @Override 13836 public void getPackageSizeInfo(final String packageName, int userHandle, 13837 final IPackageStatsObserver observer) { 13838 mContext.enforceCallingOrSelfPermission( 13839 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13840 if (packageName == null) { 13841 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13842 } 13843 13844 PackageStats stats = new PackageStats(packageName, userHandle); 13845 13846 /* 13847 * Queue up an async operation since the package measurement may take a 13848 * little while. 13849 */ 13850 Message msg = mHandler.obtainMessage(INIT_COPY); 13851 msg.obj = new MeasureParams(stats, observer); 13852 mHandler.sendMessage(msg); 13853 } 13854 13855 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13856 PackageStats pStats) { 13857 if (packageName == null) { 13858 Slog.w(TAG, "Attempt to get size of null packageName."); 13859 return false; 13860 } 13861 PackageParser.Package p; 13862 boolean dataOnly = false; 13863 String libDirRoot = null; 13864 String asecPath = null; 13865 PackageSetting ps = null; 13866 synchronized (mPackages) { 13867 p = mPackages.get(packageName); 13868 ps = mSettings.mPackages.get(packageName); 13869 if(p == null) { 13870 dataOnly = true; 13871 if((ps == null) || (ps.pkg == null)) { 13872 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13873 return false; 13874 } 13875 p = ps.pkg; 13876 } 13877 if (ps != null) { 13878 libDirRoot = ps.legacyNativeLibraryPathString; 13879 } 13880 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13881 final long token = Binder.clearCallingIdentity(); 13882 try { 13883 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13884 if (secureContainerId != null) { 13885 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13886 } 13887 } finally { 13888 Binder.restoreCallingIdentity(token); 13889 } 13890 } 13891 } 13892 String publicSrcDir = null; 13893 if(!dataOnly) { 13894 final ApplicationInfo applicationInfo = p.applicationInfo; 13895 if (applicationInfo == null) { 13896 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13897 return false; 13898 } 13899 if (p.isForwardLocked()) { 13900 publicSrcDir = applicationInfo.getBaseResourcePath(); 13901 } 13902 } 13903 // TODO: extend to measure size of split APKs 13904 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13905 // not just the first level. 13906 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13907 // just the primary. 13908 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13909 13910 String apkPath; 13911 File packageDir = new File(p.codePath); 13912 13913 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13914 apkPath = packageDir.getAbsolutePath(); 13915 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13916 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13917 libDirRoot = null; 13918 } 13919 } else { 13920 apkPath = p.baseCodePath; 13921 } 13922 13923 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13924 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13925 if (res < 0) { 13926 return false; 13927 } 13928 13929 // Fix-up for forward-locked applications in ASEC containers. 13930 if (!isExternal(p)) { 13931 pStats.codeSize += pStats.externalCodeSize; 13932 pStats.externalCodeSize = 0L; 13933 } 13934 13935 return true; 13936 } 13937 13938 13939 @Override 13940 public void addPackageToPreferred(String packageName) { 13941 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13942 } 13943 13944 @Override 13945 public void removePackageFromPreferred(String packageName) { 13946 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13947 } 13948 13949 @Override 13950 public List<PackageInfo> getPreferredPackages(int flags) { 13951 return new ArrayList<PackageInfo>(); 13952 } 13953 13954 private int getUidTargetSdkVersionLockedLPr(int uid) { 13955 Object obj = mSettings.getUserIdLPr(uid); 13956 if (obj instanceof SharedUserSetting) { 13957 final SharedUserSetting sus = (SharedUserSetting) obj; 13958 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13959 final Iterator<PackageSetting> it = sus.packages.iterator(); 13960 while (it.hasNext()) { 13961 final PackageSetting ps = it.next(); 13962 if (ps.pkg != null) { 13963 int v = ps.pkg.applicationInfo.targetSdkVersion; 13964 if (v < vers) vers = v; 13965 } 13966 } 13967 return vers; 13968 } else if (obj instanceof PackageSetting) { 13969 final PackageSetting ps = (PackageSetting) obj; 13970 if (ps.pkg != null) { 13971 return ps.pkg.applicationInfo.targetSdkVersion; 13972 } 13973 } 13974 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13975 } 13976 13977 @Override 13978 public void addPreferredActivity(IntentFilter filter, int match, 13979 ComponentName[] set, ComponentName activity, int userId) { 13980 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13981 "Adding preferred"); 13982 } 13983 13984 private void addPreferredActivityInternal(IntentFilter filter, int match, 13985 ComponentName[] set, ComponentName activity, boolean always, int userId, 13986 String opname) { 13987 // writer 13988 int callingUid = Binder.getCallingUid(); 13989 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13990 if (filter.countActions() == 0) { 13991 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13992 return; 13993 } 13994 synchronized (mPackages) { 13995 if (mContext.checkCallingOrSelfPermission( 13996 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13997 != PackageManager.PERMISSION_GRANTED) { 13998 if (getUidTargetSdkVersionLockedLPr(callingUid) 13999 < Build.VERSION_CODES.FROYO) { 14000 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14001 + callingUid); 14002 return; 14003 } 14004 mContext.enforceCallingOrSelfPermission( 14005 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14006 } 14007 14008 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14009 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14010 + userId + ":"); 14011 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14012 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14013 scheduleWritePackageRestrictionsLocked(userId); 14014 } 14015 } 14016 14017 @Override 14018 public void replacePreferredActivity(IntentFilter filter, int match, 14019 ComponentName[] set, ComponentName activity, int userId) { 14020 if (filter.countActions() != 1) { 14021 throw new IllegalArgumentException( 14022 "replacePreferredActivity expects filter to have only 1 action."); 14023 } 14024 if (filter.countDataAuthorities() != 0 14025 || filter.countDataPaths() != 0 14026 || filter.countDataSchemes() > 1 14027 || filter.countDataTypes() != 0) { 14028 throw new IllegalArgumentException( 14029 "replacePreferredActivity expects filter to have no data authorities, " + 14030 "paths, or types; and at most one scheme."); 14031 } 14032 14033 final int callingUid = Binder.getCallingUid(); 14034 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14035 synchronized (mPackages) { 14036 if (mContext.checkCallingOrSelfPermission( 14037 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14038 != PackageManager.PERMISSION_GRANTED) { 14039 if (getUidTargetSdkVersionLockedLPr(callingUid) 14040 < Build.VERSION_CODES.FROYO) { 14041 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14042 + Binder.getCallingUid()); 14043 return; 14044 } 14045 mContext.enforceCallingOrSelfPermission( 14046 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14047 } 14048 14049 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14050 if (pir != null) { 14051 // Get all of the existing entries that exactly match this filter. 14052 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14053 if (existing != null && existing.size() == 1) { 14054 PreferredActivity cur = existing.get(0); 14055 if (DEBUG_PREFERRED) { 14056 Slog.i(TAG, "Checking replace of preferred:"); 14057 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14058 if (!cur.mPref.mAlways) { 14059 Slog.i(TAG, " -- CUR; not mAlways!"); 14060 } else { 14061 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14062 Slog.i(TAG, " -- CUR: mSet=" 14063 + Arrays.toString(cur.mPref.mSetComponents)); 14064 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14065 Slog.i(TAG, " -- NEW: mMatch=" 14066 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14067 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14068 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14069 } 14070 } 14071 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14072 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14073 && cur.mPref.sameSet(set)) { 14074 // Setting the preferred activity to what it happens to be already 14075 if (DEBUG_PREFERRED) { 14076 Slog.i(TAG, "Replacing with same preferred activity " 14077 + cur.mPref.mShortComponent + " for user " 14078 + userId + ":"); 14079 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14080 } 14081 return; 14082 } 14083 } 14084 14085 if (existing != null) { 14086 if (DEBUG_PREFERRED) { 14087 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14088 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14089 } 14090 for (int i = 0; i < existing.size(); i++) { 14091 PreferredActivity pa = existing.get(i); 14092 if (DEBUG_PREFERRED) { 14093 Slog.i(TAG, "Removing existing preferred activity " 14094 + pa.mPref.mComponent + ":"); 14095 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14096 } 14097 pir.removeFilter(pa); 14098 } 14099 } 14100 } 14101 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14102 "Replacing preferred"); 14103 } 14104 } 14105 14106 @Override 14107 public void clearPackagePreferredActivities(String packageName) { 14108 final int uid = Binder.getCallingUid(); 14109 // writer 14110 synchronized (mPackages) { 14111 PackageParser.Package pkg = mPackages.get(packageName); 14112 if (pkg == null || pkg.applicationInfo.uid != uid) { 14113 if (mContext.checkCallingOrSelfPermission( 14114 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14115 != PackageManager.PERMISSION_GRANTED) { 14116 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14117 < Build.VERSION_CODES.FROYO) { 14118 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14119 + Binder.getCallingUid()); 14120 return; 14121 } 14122 mContext.enforceCallingOrSelfPermission( 14123 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14124 } 14125 } 14126 14127 int user = UserHandle.getCallingUserId(); 14128 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14129 scheduleWritePackageRestrictionsLocked(user); 14130 } 14131 } 14132 } 14133 14134 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14135 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14136 ArrayList<PreferredActivity> removed = null; 14137 boolean changed = false; 14138 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14139 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14140 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14141 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14142 continue; 14143 } 14144 Iterator<PreferredActivity> it = pir.filterIterator(); 14145 while (it.hasNext()) { 14146 PreferredActivity pa = it.next(); 14147 // Mark entry for removal only if it matches the package name 14148 // and the entry is of type "always". 14149 if (packageName == null || 14150 (pa.mPref.mComponent.getPackageName().equals(packageName) 14151 && pa.mPref.mAlways)) { 14152 if (removed == null) { 14153 removed = new ArrayList<PreferredActivity>(); 14154 } 14155 removed.add(pa); 14156 } 14157 } 14158 if (removed != null) { 14159 for (int j=0; j<removed.size(); j++) { 14160 PreferredActivity pa = removed.get(j); 14161 pir.removeFilter(pa); 14162 } 14163 changed = true; 14164 } 14165 } 14166 return changed; 14167 } 14168 14169 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14170 private void clearIntentFilterVerificationsLPw(int userId) { 14171 final int packageCount = mPackages.size(); 14172 for (int i = 0; i < packageCount; i++) { 14173 PackageParser.Package pkg = mPackages.valueAt(i); 14174 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14175 } 14176 } 14177 14178 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14179 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14180 if (userId == UserHandle.USER_ALL) { 14181 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14182 sUserManager.getUserIds())) { 14183 for (int oneUserId : sUserManager.getUserIds()) { 14184 scheduleWritePackageRestrictionsLocked(oneUserId); 14185 } 14186 } 14187 } else { 14188 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14189 scheduleWritePackageRestrictionsLocked(userId); 14190 } 14191 } 14192 } 14193 14194 void clearDefaultBrowserIfNeeded(String packageName) { 14195 for (int oneUserId : sUserManager.getUserIds()) { 14196 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14197 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14198 if (packageName.equals(defaultBrowserPackageName)) { 14199 setDefaultBrowserPackageName(null, oneUserId); 14200 } 14201 } 14202 } 14203 14204 @Override 14205 public void resetApplicationPreferences(int userId) { 14206 mContext.enforceCallingOrSelfPermission( 14207 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14208 // writer 14209 synchronized (mPackages) { 14210 final long identity = Binder.clearCallingIdentity(); 14211 try { 14212 clearPackagePreferredActivitiesLPw(null, userId); 14213 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14214 // TODO: We have to reset the default SMS and Phone. This requires 14215 // significant refactoring to keep all default apps in the package 14216 // manager (cleaner but more work) or have the services provide 14217 // callbacks to the package manager to request a default app reset. 14218 applyFactoryDefaultBrowserLPw(userId); 14219 clearIntentFilterVerificationsLPw(userId); 14220 primeDomainVerificationsLPw(userId); 14221 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14222 scheduleWritePackageRestrictionsLocked(userId); 14223 } finally { 14224 Binder.restoreCallingIdentity(identity); 14225 } 14226 } 14227 } 14228 14229 @Override 14230 public int getPreferredActivities(List<IntentFilter> outFilters, 14231 List<ComponentName> outActivities, String packageName) { 14232 14233 int num = 0; 14234 final int userId = UserHandle.getCallingUserId(); 14235 // reader 14236 synchronized (mPackages) { 14237 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14238 if (pir != null) { 14239 final Iterator<PreferredActivity> it = pir.filterIterator(); 14240 while (it.hasNext()) { 14241 final PreferredActivity pa = it.next(); 14242 if (packageName == null 14243 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14244 && pa.mPref.mAlways)) { 14245 if (outFilters != null) { 14246 outFilters.add(new IntentFilter(pa)); 14247 } 14248 if (outActivities != null) { 14249 outActivities.add(pa.mPref.mComponent); 14250 } 14251 } 14252 } 14253 } 14254 } 14255 14256 return num; 14257 } 14258 14259 @Override 14260 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14261 int userId) { 14262 int callingUid = Binder.getCallingUid(); 14263 if (callingUid != Process.SYSTEM_UID) { 14264 throw new SecurityException( 14265 "addPersistentPreferredActivity can only be run by the system"); 14266 } 14267 if (filter.countActions() == 0) { 14268 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14269 return; 14270 } 14271 synchronized (mPackages) { 14272 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14273 " :"); 14274 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14275 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14276 new PersistentPreferredActivity(filter, activity)); 14277 scheduleWritePackageRestrictionsLocked(userId); 14278 } 14279 } 14280 14281 @Override 14282 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14283 int callingUid = Binder.getCallingUid(); 14284 if (callingUid != Process.SYSTEM_UID) { 14285 throw new SecurityException( 14286 "clearPackagePersistentPreferredActivities can only be run by the system"); 14287 } 14288 ArrayList<PersistentPreferredActivity> removed = null; 14289 boolean changed = false; 14290 synchronized (mPackages) { 14291 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14292 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14293 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14294 .valueAt(i); 14295 if (userId != thisUserId) { 14296 continue; 14297 } 14298 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14299 while (it.hasNext()) { 14300 PersistentPreferredActivity ppa = it.next(); 14301 // Mark entry for removal only if it matches the package name. 14302 if (ppa.mComponent.getPackageName().equals(packageName)) { 14303 if (removed == null) { 14304 removed = new ArrayList<PersistentPreferredActivity>(); 14305 } 14306 removed.add(ppa); 14307 } 14308 } 14309 if (removed != null) { 14310 for (int j=0; j<removed.size(); j++) { 14311 PersistentPreferredActivity ppa = removed.get(j); 14312 ppir.removeFilter(ppa); 14313 } 14314 changed = true; 14315 } 14316 } 14317 14318 if (changed) { 14319 scheduleWritePackageRestrictionsLocked(userId); 14320 } 14321 } 14322 } 14323 14324 /** 14325 * Common machinery for picking apart a restored XML blob and passing 14326 * it to a caller-supplied functor to be applied to the running system. 14327 */ 14328 private void restoreFromXml(XmlPullParser parser, int userId, 14329 String expectedStartTag, BlobXmlRestorer functor) 14330 throws IOException, XmlPullParserException { 14331 int type; 14332 while ((type = parser.next()) != XmlPullParser.START_TAG 14333 && type != XmlPullParser.END_DOCUMENT) { 14334 } 14335 if (type != XmlPullParser.START_TAG) { 14336 // oops didn't find a start tag?! 14337 if (DEBUG_BACKUP) { 14338 Slog.e(TAG, "Didn't find start tag during restore"); 14339 } 14340 return; 14341 } 14342 14343 // this is supposed to be TAG_PREFERRED_BACKUP 14344 if (!expectedStartTag.equals(parser.getName())) { 14345 if (DEBUG_BACKUP) { 14346 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14347 } 14348 return; 14349 } 14350 14351 // skip interfering stuff, then we're aligned with the backing implementation 14352 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14353 functor.apply(parser, userId); 14354 } 14355 14356 private interface BlobXmlRestorer { 14357 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14358 } 14359 14360 /** 14361 * Non-Binder method, support for the backup/restore mechanism: write the 14362 * full set of preferred activities in its canonical XML format. Returns the 14363 * XML output as a byte array, or null if there is none. 14364 */ 14365 @Override 14366 public byte[] getPreferredActivityBackup(int userId) { 14367 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14368 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14369 } 14370 14371 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14372 try { 14373 final XmlSerializer serializer = new FastXmlSerializer(); 14374 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14375 serializer.startDocument(null, true); 14376 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14377 14378 synchronized (mPackages) { 14379 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14380 } 14381 14382 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14383 serializer.endDocument(); 14384 serializer.flush(); 14385 } catch (Exception e) { 14386 if (DEBUG_BACKUP) { 14387 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14388 } 14389 return null; 14390 } 14391 14392 return dataStream.toByteArray(); 14393 } 14394 14395 @Override 14396 public void restorePreferredActivities(byte[] backup, int userId) { 14397 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14398 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14399 } 14400 14401 try { 14402 final XmlPullParser parser = Xml.newPullParser(); 14403 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14404 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14405 new BlobXmlRestorer() { 14406 @Override 14407 public void apply(XmlPullParser parser, int userId) 14408 throws XmlPullParserException, IOException { 14409 synchronized (mPackages) { 14410 mSettings.readPreferredActivitiesLPw(parser, userId); 14411 } 14412 } 14413 } ); 14414 } catch (Exception e) { 14415 if (DEBUG_BACKUP) { 14416 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14417 } 14418 } 14419 } 14420 14421 /** 14422 * Non-Binder method, support for the backup/restore mechanism: write the 14423 * default browser (etc) settings in its canonical XML format. Returns the default 14424 * browser XML representation as a byte array, or null if there is none. 14425 */ 14426 @Override 14427 public byte[] getDefaultAppsBackup(int userId) { 14428 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14429 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14430 } 14431 14432 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14433 try { 14434 final XmlSerializer serializer = new FastXmlSerializer(); 14435 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14436 serializer.startDocument(null, true); 14437 serializer.startTag(null, TAG_DEFAULT_APPS); 14438 14439 synchronized (mPackages) { 14440 mSettings.writeDefaultAppsLPr(serializer, userId); 14441 } 14442 14443 serializer.endTag(null, TAG_DEFAULT_APPS); 14444 serializer.endDocument(); 14445 serializer.flush(); 14446 } catch (Exception e) { 14447 if (DEBUG_BACKUP) { 14448 Slog.e(TAG, "Unable to write default apps for backup", e); 14449 } 14450 return null; 14451 } 14452 14453 return dataStream.toByteArray(); 14454 } 14455 14456 @Override 14457 public void restoreDefaultApps(byte[] backup, int userId) { 14458 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14459 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14460 } 14461 14462 try { 14463 final XmlPullParser parser = Xml.newPullParser(); 14464 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14465 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14466 new BlobXmlRestorer() { 14467 @Override 14468 public void apply(XmlPullParser parser, int userId) 14469 throws XmlPullParserException, IOException { 14470 synchronized (mPackages) { 14471 mSettings.readDefaultAppsLPw(parser, userId); 14472 } 14473 } 14474 } ); 14475 } catch (Exception e) { 14476 if (DEBUG_BACKUP) { 14477 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14478 } 14479 } 14480 } 14481 14482 @Override 14483 public byte[] getIntentFilterVerificationBackup(int userId) { 14484 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14485 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14486 } 14487 14488 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14489 try { 14490 final XmlSerializer serializer = new FastXmlSerializer(); 14491 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14492 serializer.startDocument(null, true); 14493 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14494 14495 synchronized (mPackages) { 14496 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14497 } 14498 14499 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14500 serializer.endDocument(); 14501 serializer.flush(); 14502 } catch (Exception e) { 14503 if (DEBUG_BACKUP) { 14504 Slog.e(TAG, "Unable to write default apps for backup", e); 14505 } 14506 return null; 14507 } 14508 14509 return dataStream.toByteArray(); 14510 } 14511 14512 @Override 14513 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14514 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14515 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14516 } 14517 14518 try { 14519 final XmlPullParser parser = Xml.newPullParser(); 14520 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14521 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14522 new BlobXmlRestorer() { 14523 @Override 14524 public void apply(XmlPullParser parser, int userId) 14525 throws XmlPullParserException, IOException { 14526 synchronized (mPackages) { 14527 mSettings.readAllDomainVerificationsLPr(parser, userId); 14528 mSettings.writeLPr(); 14529 } 14530 } 14531 } ); 14532 } catch (Exception e) { 14533 if (DEBUG_BACKUP) { 14534 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14535 } 14536 } 14537 } 14538 14539 @Override 14540 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14541 int sourceUserId, int targetUserId, int flags) { 14542 mContext.enforceCallingOrSelfPermission( 14543 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14544 int callingUid = Binder.getCallingUid(); 14545 enforceOwnerRights(ownerPackage, callingUid); 14546 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14547 if (intentFilter.countActions() == 0) { 14548 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14549 return; 14550 } 14551 synchronized (mPackages) { 14552 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14553 ownerPackage, targetUserId, flags); 14554 CrossProfileIntentResolver resolver = 14555 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14556 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14557 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14558 if (existing != null) { 14559 int size = existing.size(); 14560 for (int i = 0; i < size; i++) { 14561 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14562 return; 14563 } 14564 } 14565 } 14566 resolver.addFilter(newFilter); 14567 scheduleWritePackageRestrictionsLocked(sourceUserId); 14568 } 14569 } 14570 14571 @Override 14572 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14573 mContext.enforceCallingOrSelfPermission( 14574 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14575 int callingUid = Binder.getCallingUid(); 14576 enforceOwnerRights(ownerPackage, callingUid); 14577 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14578 synchronized (mPackages) { 14579 CrossProfileIntentResolver resolver = 14580 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14581 ArraySet<CrossProfileIntentFilter> set = 14582 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14583 for (CrossProfileIntentFilter filter : set) { 14584 if (filter.getOwnerPackage().equals(ownerPackage)) { 14585 resolver.removeFilter(filter); 14586 } 14587 } 14588 scheduleWritePackageRestrictionsLocked(sourceUserId); 14589 } 14590 } 14591 14592 // Enforcing that callingUid is owning pkg on userId 14593 private void enforceOwnerRights(String pkg, int callingUid) { 14594 // The system owns everything. 14595 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14596 return; 14597 } 14598 int callingUserId = UserHandle.getUserId(callingUid); 14599 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14600 if (pi == null) { 14601 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14602 + callingUserId); 14603 } 14604 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14605 throw new SecurityException("Calling uid " + callingUid 14606 + " does not own package " + pkg); 14607 } 14608 } 14609 14610 @Override 14611 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14612 Intent intent = new Intent(Intent.ACTION_MAIN); 14613 intent.addCategory(Intent.CATEGORY_HOME); 14614 14615 final int callingUserId = UserHandle.getCallingUserId(); 14616 List<ResolveInfo> list = queryIntentActivities(intent, null, 14617 PackageManager.GET_META_DATA, callingUserId); 14618 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14619 true, false, false, callingUserId); 14620 14621 allHomeCandidates.clear(); 14622 if (list != null) { 14623 for (ResolveInfo ri : list) { 14624 allHomeCandidates.add(ri); 14625 } 14626 } 14627 return (preferred == null || preferred.activityInfo == null) 14628 ? null 14629 : new ComponentName(preferred.activityInfo.packageName, 14630 preferred.activityInfo.name); 14631 } 14632 14633 @Override 14634 public void setApplicationEnabledSetting(String appPackageName, 14635 int newState, int flags, int userId, String callingPackage) { 14636 if (!sUserManager.exists(userId)) return; 14637 if (callingPackage == null) { 14638 callingPackage = Integer.toString(Binder.getCallingUid()); 14639 } 14640 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14641 } 14642 14643 @Override 14644 public void setComponentEnabledSetting(ComponentName componentName, 14645 int newState, int flags, int userId) { 14646 if (!sUserManager.exists(userId)) return; 14647 setEnabledSetting(componentName.getPackageName(), 14648 componentName.getClassName(), newState, flags, userId, null); 14649 } 14650 14651 private void setEnabledSetting(final String packageName, String className, int newState, 14652 final int flags, int userId, String callingPackage) { 14653 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14654 || newState == COMPONENT_ENABLED_STATE_ENABLED 14655 || newState == COMPONENT_ENABLED_STATE_DISABLED 14656 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14657 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14658 throw new IllegalArgumentException("Invalid new component state: " 14659 + newState); 14660 } 14661 PackageSetting pkgSetting; 14662 final int uid = Binder.getCallingUid(); 14663 final int permission = mContext.checkCallingOrSelfPermission( 14664 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14665 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14666 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14667 boolean sendNow = false; 14668 boolean isApp = (className == null); 14669 String componentName = isApp ? packageName : className; 14670 int packageUid = -1; 14671 ArrayList<String> components; 14672 14673 // writer 14674 synchronized (mPackages) { 14675 pkgSetting = mSettings.mPackages.get(packageName); 14676 if (pkgSetting == null) { 14677 if (className == null) { 14678 throw new IllegalArgumentException( 14679 "Unknown package: " + packageName); 14680 } 14681 throw new IllegalArgumentException( 14682 "Unknown component: " + packageName 14683 + "/" + className); 14684 } 14685 // Allow root and verify that userId is not being specified by a different user 14686 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14687 throw new SecurityException( 14688 "Permission Denial: attempt to change component state from pid=" 14689 + Binder.getCallingPid() 14690 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14691 } 14692 if (className == null) { 14693 // We're dealing with an application/package level state change 14694 if (pkgSetting.getEnabled(userId) == newState) { 14695 // Nothing to do 14696 return; 14697 } 14698 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14699 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14700 // Don't care about who enables an app. 14701 callingPackage = null; 14702 } 14703 pkgSetting.setEnabled(newState, userId, callingPackage); 14704 // pkgSetting.pkg.mSetEnabled = newState; 14705 } else { 14706 // We're dealing with a component level state change 14707 // First, verify that this is a valid class name. 14708 PackageParser.Package pkg = pkgSetting.pkg; 14709 if (pkg == null || !pkg.hasComponentClassName(className)) { 14710 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14711 throw new IllegalArgumentException("Component class " + className 14712 + " does not exist in " + packageName); 14713 } else { 14714 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14715 + className + " does not exist in " + packageName); 14716 } 14717 } 14718 switch (newState) { 14719 case COMPONENT_ENABLED_STATE_ENABLED: 14720 if (!pkgSetting.enableComponentLPw(className, userId)) { 14721 return; 14722 } 14723 break; 14724 case COMPONENT_ENABLED_STATE_DISABLED: 14725 if (!pkgSetting.disableComponentLPw(className, userId)) { 14726 return; 14727 } 14728 break; 14729 case COMPONENT_ENABLED_STATE_DEFAULT: 14730 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14731 return; 14732 } 14733 break; 14734 default: 14735 Slog.e(TAG, "Invalid new component state: " + newState); 14736 return; 14737 } 14738 } 14739 scheduleWritePackageRestrictionsLocked(userId); 14740 components = mPendingBroadcasts.get(userId, packageName); 14741 final boolean newPackage = components == null; 14742 if (newPackage) { 14743 components = new ArrayList<String>(); 14744 } 14745 if (!components.contains(componentName)) { 14746 components.add(componentName); 14747 } 14748 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14749 sendNow = true; 14750 // Purge entry from pending broadcast list if another one exists already 14751 // since we are sending one right away. 14752 mPendingBroadcasts.remove(userId, packageName); 14753 } else { 14754 if (newPackage) { 14755 mPendingBroadcasts.put(userId, packageName, components); 14756 } 14757 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14758 // Schedule a message 14759 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14760 } 14761 } 14762 } 14763 14764 long callingId = Binder.clearCallingIdentity(); 14765 try { 14766 if (sendNow) { 14767 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14768 sendPackageChangedBroadcast(packageName, 14769 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14770 } 14771 } finally { 14772 Binder.restoreCallingIdentity(callingId); 14773 } 14774 } 14775 14776 private void sendPackageChangedBroadcast(String packageName, 14777 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14778 if (DEBUG_INSTALL) 14779 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14780 + componentNames); 14781 Bundle extras = new Bundle(4); 14782 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14783 String nameList[] = new String[componentNames.size()]; 14784 componentNames.toArray(nameList); 14785 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14786 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14787 extras.putInt(Intent.EXTRA_UID, packageUid); 14788 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14789 new int[] {UserHandle.getUserId(packageUid)}); 14790 } 14791 14792 @Override 14793 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14794 if (!sUserManager.exists(userId)) return; 14795 final int uid = Binder.getCallingUid(); 14796 final int permission = mContext.checkCallingOrSelfPermission( 14797 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14798 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14799 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14800 // writer 14801 synchronized (mPackages) { 14802 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14803 allowedByPermission, uid, userId)) { 14804 scheduleWritePackageRestrictionsLocked(userId); 14805 } 14806 } 14807 } 14808 14809 @Override 14810 public String getInstallerPackageName(String packageName) { 14811 // reader 14812 synchronized (mPackages) { 14813 return mSettings.getInstallerPackageNameLPr(packageName); 14814 } 14815 } 14816 14817 @Override 14818 public int getApplicationEnabledSetting(String packageName, int userId) { 14819 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14820 int uid = Binder.getCallingUid(); 14821 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14822 // reader 14823 synchronized (mPackages) { 14824 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14825 } 14826 } 14827 14828 @Override 14829 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14830 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14831 int uid = Binder.getCallingUid(); 14832 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14833 // reader 14834 synchronized (mPackages) { 14835 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14836 } 14837 } 14838 14839 @Override 14840 public void enterSafeMode() { 14841 enforceSystemOrRoot("Only the system can request entering safe mode"); 14842 14843 if (!mSystemReady) { 14844 mSafeMode = true; 14845 } 14846 } 14847 14848 @Override 14849 public void systemReady() { 14850 mSystemReady = true; 14851 14852 // Read the compatibilty setting when the system is ready. 14853 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14854 mContext.getContentResolver(), 14855 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14856 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14857 if (DEBUG_SETTINGS) { 14858 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14859 } 14860 14861 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14862 14863 synchronized (mPackages) { 14864 // Verify that all of the preferred activity components actually 14865 // exist. It is possible for applications to be updated and at 14866 // that point remove a previously declared activity component that 14867 // had been set as a preferred activity. We try to clean this up 14868 // the next time we encounter that preferred activity, but it is 14869 // possible for the user flow to never be able to return to that 14870 // situation so here we do a sanity check to make sure we haven't 14871 // left any junk around. 14872 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14873 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14874 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14875 removed.clear(); 14876 for (PreferredActivity pa : pir.filterSet()) { 14877 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14878 removed.add(pa); 14879 } 14880 } 14881 if (removed.size() > 0) { 14882 for (int r=0; r<removed.size(); r++) { 14883 PreferredActivity pa = removed.get(r); 14884 Slog.w(TAG, "Removing dangling preferred activity: " 14885 + pa.mPref.mComponent); 14886 pir.removeFilter(pa); 14887 } 14888 mSettings.writePackageRestrictionsLPr( 14889 mSettings.mPreferredActivities.keyAt(i)); 14890 } 14891 } 14892 14893 for (int userId : UserManagerService.getInstance().getUserIds()) { 14894 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14895 grantPermissionsUserIds = ArrayUtils.appendInt( 14896 grantPermissionsUserIds, userId); 14897 } 14898 } 14899 } 14900 sUserManager.systemReady(); 14901 14902 // If we upgraded grant all default permissions before kicking off. 14903 for (int userId : grantPermissionsUserIds) { 14904 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14905 } 14906 14907 // Kick off any messages waiting for system ready 14908 if (mPostSystemReadyMessages != null) { 14909 for (Message msg : mPostSystemReadyMessages) { 14910 msg.sendToTarget(); 14911 } 14912 mPostSystemReadyMessages = null; 14913 } 14914 14915 // Watch for external volumes that come and go over time 14916 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14917 storage.registerListener(mStorageListener); 14918 14919 mInstallerService.systemReady(); 14920 mPackageDexOptimizer.systemReady(); 14921 14922 MountServiceInternal mountServiceInternal = LocalServices.getService( 14923 MountServiceInternal.class); 14924 mountServiceInternal.addExternalStoragePolicy( 14925 new MountServiceInternal.ExternalStorageMountPolicy() { 14926 @Override 14927 public int getMountMode(int uid, String packageName) { 14928 if (Process.isIsolated(uid)) { 14929 return Zygote.MOUNT_EXTERNAL_NONE; 14930 } 14931 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14932 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14933 } 14934 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14935 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14936 } 14937 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14938 return Zygote.MOUNT_EXTERNAL_READ; 14939 } 14940 return Zygote.MOUNT_EXTERNAL_WRITE; 14941 } 14942 14943 @Override 14944 public boolean hasExternalStorage(int uid, String packageName) { 14945 return true; 14946 } 14947 }); 14948 } 14949 14950 @Override 14951 public boolean isSafeMode() { 14952 return mSafeMode; 14953 } 14954 14955 @Override 14956 public boolean hasSystemUidErrors() { 14957 return mHasSystemUidErrors; 14958 } 14959 14960 static String arrayToString(int[] array) { 14961 StringBuffer buf = new StringBuffer(128); 14962 buf.append('['); 14963 if (array != null) { 14964 for (int i=0; i<array.length; i++) { 14965 if (i > 0) buf.append(", "); 14966 buf.append(array[i]); 14967 } 14968 } 14969 buf.append(']'); 14970 return buf.toString(); 14971 } 14972 14973 static class DumpState { 14974 public static final int DUMP_LIBS = 1 << 0; 14975 public static final int DUMP_FEATURES = 1 << 1; 14976 public static final int DUMP_RESOLVERS = 1 << 2; 14977 public static final int DUMP_PERMISSIONS = 1 << 3; 14978 public static final int DUMP_PACKAGES = 1 << 4; 14979 public static final int DUMP_SHARED_USERS = 1 << 5; 14980 public static final int DUMP_MESSAGES = 1 << 6; 14981 public static final int DUMP_PROVIDERS = 1 << 7; 14982 public static final int DUMP_VERIFIERS = 1 << 8; 14983 public static final int DUMP_PREFERRED = 1 << 9; 14984 public static final int DUMP_PREFERRED_XML = 1 << 10; 14985 public static final int DUMP_KEYSETS = 1 << 11; 14986 public static final int DUMP_VERSION = 1 << 12; 14987 public static final int DUMP_INSTALLS = 1 << 13; 14988 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14989 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14990 14991 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14992 14993 private int mTypes; 14994 14995 private int mOptions; 14996 14997 private boolean mTitlePrinted; 14998 14999 private SharedUserSetting mSharedUser; 15000 15001 public boolean isDumping(int type) { 15002 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15003 return true; 15004 } 15005 15006 return (mTypes & type) != 0; 15007 } 15008 15009 public void setDump(int type) { 15010 mTypes |= type; 15011 } 15012 15013 public boolean isOptionEnabled(int option) { 15014 return (mOptions & option) != 0; 15015 } 15016 15017 public void setOptionEnabled(int option) { 15018 mOptions |= option; 15019 } 15020 15021 public boolean onTitlePrinted() { 15022 final boolean printed = mTitlePrinted; 15023 mTitlePrinted = true; 15024 return printed; 15025 } 15026 15027 public boolean getTitlePrinted() { 15028 return mTitlePrinted; 15029 } 15030 15031 public void setTitlePrinted(boolean enabled) { 15032 mTitlePrinted = enabled; 15033 } 15034 15035 public SharedUserSetting getSharedUser() { 15036 return mSharedUser; 15037 } 15038 15039 public void setSharedUser(SharedUserSetting user) { 15040 mSharedUser = user; 15041 } 15042 } 15043 15044 @Override 15045 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15046 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15047 != PackageManager.PERMISSION_GRANTED) { 15048 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15049 + Binder.getCallingPid() 15050 + ", uid=" + Binder.getCallingUid() 15051 + " without permission " 15052 + android.Manifest.permission.DUMP); 15053 return; 15054 } 15055 15056 DumpState dumpState = new DumpState(); 15057 boolean fullPreferred = false; 15058 boolean checkin = false; 15059 15060 String packageName = null; 15061 ArraySet<String> permissionNames = null; 15062 15063 int opti = 0; 15064 while (opti < args.length) { 15065 String opt = args[opti]; 15066 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15067 break; 15068 } 15069 opti++; 15070 15071 if ("-a".equals(opt)) { 15072 // Right now we only know how to print all. 15073 } else if ("-h".equals(opt)) { 15074 pw.println("Package manager dump options:"); 15075 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15076 pw.println(" --checkin: dump for a checkin"); 15077 pw.println(" -f: print details of intent filters"); 15078 pw.println(" -h: print this help"); 15079 pw.println(" cmd may be one of:"); 15080 pw.println(" l[ibraries]: list known shared libraries"); 15081 pw.println(" f[ibraries]: list device features"); 15082 pw.println(" k[eysets]: print known keysets"); 15083 pw.println(" r[esolvers]: dump intent resolvers"); 15084 pw.println(" perm[issions]: dump permissions"); 15085 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15086 pw.println(" pref[erred]: print preferred package settings"); 15087 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15088 pw.println(" prov[iders]: dump content providers"); 15089 pw.println(" p[ackages]: dump installed packages"); 15090 pw.println(" s[hared-users]: dump shared user IDs"); 15091 pw.println(" m[essages]: print collected runtime messages"); 15092 pw.println(" v[erifiers]: print package verifier info"); 15093 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15094 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15095 pw.println(" version: print database version info"); 15096 pw.println(" write: write current settings now"); 15097 pw.println(" installs: details about install sessions"); 15098 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15099 pw.println(" <package.name>: info about given package"); 15100 return; 15101 } else if ("--checkin".equals(opt)) { 15102 checkin = true; 15103 } else if ("-f".equals(opt)) { 15104 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15105 } else { 15106 pw.println("Unknown argument: " + opt + "; use -h for help"); 15107 } 15108 } 15109 15110 // Is the caller requesting to dump a particular piece of data? 15111 if (opti < args.length) { 15112 String cmd = args[opti]; 15113 opti++; 15114 // Is this a package name? 15115 if ("android".equals(cmd) || cmd.contains(".")) { 15116 packageName = cmd; 15117 // When dumping a single package, we always dump all of its 15118 // filter information since the amount of data will be reasonable. 15119 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15120 } else if ("check-permission".equals(cmd)) { 15121 if (opti >= args.length) { 15122 pw.println("Error: check-permission missing permission argument"); 15123 return; 15124 } 15125 String perm = args[opti]; 15126 opti++; 15127 if (opti >= args.length) { 15128 pw.println("Error: check-permission missing package argument"); 15129 return; 15130 } 15131 String pkg = args[opti]; 15132 opti++; 15133 int user = UserHandle.getUserId(Binder.getCallingUid()); 15134 if (opti < args.length) { 15135 try { 15136 user = Integer.parseInt(args[opti]); 15137 } catch (NumberFormatException e) { 15138 pw.println("Error: check-permission user argument is not a number: " 15139 + args[opti]); 15140 return; 15141 } 15142 } 15143 pw.println(checkPermission(perm, pkg, user)); 15144 return; 15145 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15146 dumpState.setDump(DumpState.DUMP_LIBS); 15147 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15148 dumpState.setDump(DumpState.DUMP_FEATURES); 15149 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15150 dumpState.setDump(DumpState.DUMP_RESOLVERS); 15151 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15152 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15153 } else if ("permission".equals(cmd)) { 15154 if (opti >= args.length) { 15155 pw.println("Error: permission requires permission name"); 15156 return; 15157 } 15158 permissionNames = new ArraySet<>(); 15159 while (opti < args.length) { 15160 permissionNames.add(args[opti]); 15161 opti++; 15162 } 15163 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15164 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15165 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15166 dumpState.setDump(DumpState.DUMP_PREFERRED); 15167 } else if ("preferred-xml".equals(cmd)) { 15168 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15169 if (opti < args.length && "--full".equals(args[opti])) { 15170 fullPreferred = true; 15171 opti++; 15172 } 15173 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15174 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15175 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15176 dumpState.setDump(DumpState.DUMP_PACKAGES); 15177 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15178 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15179 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15180 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15181 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15182 dumpState.setDump(DumpState.DUMP_MESSAGES); 15183 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15184 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15185 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15186 || "intent-filter-verifiers".equals(cmd)) { 15187 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15188 } else if ("version".equals(cmd)) { 15189 dumpState.setDump(DumpState.DUMP_VERSION); 15190 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15191 dumpState.setDump(DumpState.DUMP_KEYSETS); 15192 } else if ("installs".equals(cmd)) { 15193 dumpState.setDump(DumpState.DUMP_INSTALLS); 15194 } else if ("write".equals(cmd)) { 15195 synchronized (mPackages) { 15196 mSettings.writeLPr(); 15197 pw.println("Settings written."); 15198 return; 15199 } 15200 } 15201 } 15202 15203 if (checkin) { 15204 pw.println("vers,1"); 15205 } 15206 15207 // reader 15208 synchronized (mPackages) { 15209 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15210 if (!checkin) { 15211 if (dumpState.onTitlePrinted()) 15212 pw.println(); 15213 pw.println("Database versions:"); 15214 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15215 } 15216 } 15217 15218 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15219 if (!checkin) { 15220 if (dumpState.onTitlePrinted()) 15221 pw.println(); 15222 pw.println("Verifiers:"); 15223 pw.print(" Required: "); 15224 pw.print(mRequiredVerifierPackage); 15225 pw.print(" (uid="); 15226 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15227 pw.println(")"); 15228 } else if (mRequiredVerifierPackage != null) { 15229 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15230 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15231 } 15232 } 15233 15234 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15235 packageName == null) { 15236 if (mIntentFilterVerifierComponent != null) { 15237 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15238 if (!checkin) { 15239 if (dumpState.onTitlePrinted()) 15240 pw.println(); 15241 pw.println("Intent Filter Verifier:"); 15242 pw.print(" Using: "); 15243 pw.print(verifierPackageName); 15244 pw.print(" (uid="); 15245 pw.print(getPackageUid(verifierPackageName, 0)); 15246 pw.println(")"); 15247 } else if (verifierPackageName != null) { 15248 pw.print("ifv,"); pw.print(verifierPackageName); 15249 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15250 } 15251 } else { 15252 pw.println(); 15253 pw.println("No Intent Filter Verifier available!"); 15254 } 15255 } 15256 15257 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15258 boolean printedHeader = false; 15259 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15260 while (it.hasNext()) { 15261 String name = it.next(); 15262 SharedLibraryEntry ent = mSharedLibraries.get(name); 15263 if (!checkin) { 15264 if (!printedHeader) { 15265 if (dumpState.onTitlePrinted()) 15266 pw.println(); 15267 pw.println("Libraries:"); 15268 printedHeader = true; 15269 } 15270 pw.print(" "); 15271 } else { 15272 pw.print("lib,"); 15273 } 15274 pw.print(name); 15275 if (!checkin) { 15276 pw.print(" -> "); 15277 } 15278 if (ent.path != null) { 15279 if (!checkin) { 15280 pw.print("(jar) "); 15281 pw.print(ent.path); 15282 } else { 15283 pw.print(",jar,"); 15284 pw.print(ent.path); 15285 } 15286 } else { 15287 if (!checkin) { 15288 pw.print("(apk) "); 15289 pw.print(ent.apk); 15290 } else { 15291 pw.print(",apk,"); 15292 pw.print(ent.apk); 15293 } 15294 } 15295 pw.println(); 15296 } 15297 } 15298 15299 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15300 if (dumpState.onTitlePrinted()) 15301 pw.println(); 15302 if (!checkin) { 15303 pw.println("Features:"); 15304 } 15305 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15306 while (it.hasNext()) { 15307 String name = it.next(); 15308 if (!checkin) { 15309 pw.print(" "); 15310 } else { 15311 pw.print("feat,"); 15312 } 15313 pw.println(name); 15314 } 15315 } 15316 15317 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15318 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15319 : "Activity Resolver Table:", " ", packageName, 15320 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15321 dumpState.setTitlePrinted(true); 15322 } 15323 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15324 : "Receiver Resolver Table:", " ", packageName, 15325 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15326 dumpState.setTitlePrinted(true); 15327 } 15328 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15329 : "Service Resolver Table:", " ", packageName, 15330 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15331 dumpState.setTitlePrinted(true); 15332 } 15333 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15334 : "Provider Resolver Table:", " ", packageName, 15335 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15336 dumpState.setTitlePrinted(true); 15337 } 15338 } 15339 15340 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15341 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15342 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15343 int user = mSettings.mPreferredActivities.keyAt(i); 15344 if (pir.dump(pw, 15345 dumpState.getTitlePrinted() 15346 ? "\nPreferred Activities User " + user + ":" 15347 : "Preferred Activities User " + user + ":", " ", 15348 packageName, true, false)) { 15349 dumpState.setTitlePrinted(true); 15350 } 15351 } 15352 } 15353 15354 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15355 pw.flush(); 15356 FileOutputStream fout = new FileOutputStream(fd); 15357 BufferedOutputStream str = new BufferedOutputStream(fout); 15358 XmlSerializer serializer = new FastXmlSerializer(); 15359 try { 15360 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15361 serializer.startDocument(null, true); 15362 serializer.setFeature( 15363 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15364 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15365 serializer.endDocument(); 15366 serializer.flush(); 15367 } catch (IllegalArgumentException e) { 15368 pw.println("Failed writing: " + e); 15369 } catch (IllegalStateException e) { 15370 pw.println("Failed writing: " + e); 15371 } catch (IOException e) { 15372 pw.println("Failed writing: " + e); 15373 } 15374 } 15375 15376 if (!checkin 15377 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15378 && packageName == null) { 15379 pw.println(); 15380 int count = mSettings.mPackages.size(); 15381 if (count == 0) { 15382 pw.println("No applications!"); 15383 pw.println(); 15384 } else { 15385 final String prefix = " "; 15386 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15387 if (allPackageSettings.size() == 0) { 15388 pw.println("No domain preferred apps!"); 15389 pw.println(); 15390 } else { 15391 pw.println("App verification status:"); 15392 pw.println(); 15393 count = 0; 15394 for (PackageSetting ps : allPackageSettings) { 15395 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15396 if (ivi == null || ivi.getPackageName() == null) continue; 15397 pw.println(prefix + "Package: " + ivi.getPackageName()); 15398 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15399 pw.println(prefix + "Status: " + ivi.getStatusString()); 15400 pw.println(); 15401 count++; 15402 } 15403 if (count == 0) { 15404 pw.println(prefix + "No app verification established."); 15405 pw.println(); 15406 } 15407 for (int userId : sUserManager.getUserIds()) { 15408 pw.println("App linkages for user " + userId + ":"); 15409 pw.println(); 15410 count = 0; 15411 for (PackageSetting ps : allPackageSettings) { 15412 final long status = ps.getDomainVerificationStatusForUser(userId); 15413 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15414 continue; 15415 } 15416 pw.println(prefix + "Package: " + ps.name); 15417 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15418 String statusStr = IntentFilterVerificationInfo. 15419 getStatusStringFromValue(status); 15420 pw.println(prefix + "Status: " + statusStr); 15421 pw.println(); 15422 count++; 15423 } 15424 if (count == 0) { 15425 pw.println(prefix + "No configured app linkages."); 15426 pw.println(); 15427 } 15428 } 15429 } 15430 } 15431 } 15432 15433 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15434 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15435 if (packageName == null && permissionNames == null) { 15436 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15437 if (iperm == 0) { 15438 if (dumpState.onTitlePrinted()) 15439 pw.println(); 15440 pw.println("AppOp Permissions:"); 15441 } 15442 pw.print(" AppOp Permission "); 15443 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15444 pw.println(":"); 15445 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15446 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15447 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15448 } 15449 } 15450 } 15451 } 15452 15453 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15454 boolean printedSomething = false; 15455 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15456 if (packageName != null && !packageName.equals(p.info.packageName)) { 15457 continue; 15458 } 15459 if (!printedSomething) { 15460 if (dumpState.onTitlePrinted()) 15461 pw.println(); 15462 pw.println("Registered ContentProviders:"); 15463 printedSomething = true; 15464 } 15465 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15466 pw.print(" "); pw.println(p.toString()); 15467 } 15468 printedSomething = false; 15469 for (Map.Entry<String, PackageParser.Provider> entry : 15470 mProvidersByAuthority.entrySet()) { 15471 PackageParser.Provider p = entry.getValue(); 15472 if (packageName != null && !packageName.equals(p.info.packageName)) { 15473 continue; 15474 } 15475 if (!printedSomething) { 15476 if (dumpState.onTitlePrinted()) 15477 pw.println(); 15478 pw.println("ContentProvider Authorities:"); 15479 printedSomething = true; 15480 } 15481 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15482 pw.print(" "); pw.println(p.toString()); 15483 if (p.info != null && p.info.applicationInfo != null) { 15484 final String appInfo = p.info.applicationInfo.toString(); 15485 pw.print(" applicationInfo="); pw.println(appInfo); 15486 } 15487 } 15488 } 15489 15490 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15491 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15492 } 15493 15494 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15495 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15496 } 15497 15498 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15499 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15500 } 15501 15502 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15503 // XXX should handle packageName != null by dumping only install data that 15504 // the given package is involved with. 15505 if (dumpState.onTitlePrinted()) pw.println(); 15506 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15507 } 15508 15509 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15510 if (dumpState.onTitlePrinted()) pw.println(); 15511 mSettings.dumpReadMessagesLPr(pw, dumpState); 15512 15513 pw.println(); 15514 pw.println("Package warning messages:"); 15515 BufferedReader in = null; 15516 String line = null; 15517 try { 15518 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15519 while ((line = in.readLine()) != null) { 15520 if (line.contains("ignored: updated version")) continue; 15521 pw.println(line); 15522 } 15523 } catch (IOException ignored) { 15524 } finally { 15525 IoUtils.closeQuietly(in); 15526 } 15527 } 15528 15529 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15530 BufferedReader in = null; 15531 String line = null; 15532 try { 15533 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15534 while ((line = in.readLine()) != null) { 15535 if (line.contains("ignored: updated version")) continue; 15536 pw.print("msg,"); 15537 pw.println(line); 15538 } 15539 } catch (IOException ignored) { 15540 } finally { 15541 IoUtils.closeQuietly(in); 15542 } 15543 } 15544 } 15545 } 15546 15547 private String dumpDomainString(String packageName) { 15548 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15549 List<IntentFilter> filters = getAllIntentFilters(packageName); 15550 15551 ArraySet<String> result = new ArraySet<>(); 15552 if (iviList.size() > 0) { 15553 for (IntentFilterVerificationInfo ivi : iviList) { 15554 for (String host : ivi.getDomains()) { 15555 result.add(host); 15556 } 15557 } 15558 } 15559 if (filters != null && filters.size() > 0) { 15560 for (IntentFilter filter : filters) { 15561 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15562 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15563 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15564 result.addAll(filter.getHostsList()); 15565 } 15566 } 15567 } 15568 15569 StringBuilder sb = new StringBuilder(result.size() * 16); 15570 for (String domain : result) { 15571 if (sb.length() > 0) sb.append(" "); 15572 sb.append(domain); 15573 } 15574 return sb.toString(); 15575 } 15576 15577 // ------- apps on sdcard specific code ------- 15578 static final boolean DEBUG_SD_INSTALL = false; 15579 15580 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15581 15582 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15583 15584 private boolean mMediaMounted = false; 15585 15586 static String getEncryptKey() { 15587 try { 15588 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15589 SD_ENCRYPTION_KEYSTORE_NAME); 15590 if (sdEncKey == null) { 15591 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15592 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15593 if (sdEncKey == null) { 15594 Slog.e(TAG, "Failed to create encryption keys"); 15595 return null; 15596 } 15597 } 15598 return sdEncKey; 15599 } catch (NoSuchAlgorithmException nsae) { 15600 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15601 return null; 15602 } catch (IOException ioe) { 15603 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15604 return null; 15605 } 15606 } 15607 15608 /* 15609 * Update media status on PackageManager. 15610 */ 15611 @Override 15612 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15613 int callingUid = Binder.getCallingUid(); 15614 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15615 throw new SecurityException("Media status can only be updated by the system"); 15616 } 15617 // reader; this apparently protects mMediaMounted, but should probably 15618 // be a different lock in that case. 15619 synchronized (mPackages) { 15620 Log.i(TAG, "Updating external media status from " 15621 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15622 + (mediaStatus ? "mounted" : "unmounted")); 15623 if (DEBUG_SD_INSTALL) 15624 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15625 + ", mMediaMounted=" + mMediaMounted); 15626 if (mediaStatus == mMediaMounted) { 15627 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15628 : 0, -1); 15629 mHandler.sendMessage(msg); 15630 return; 15631 } 15632 mMediaMounted = mediaStatus; 15633 } 15634 // Queue up an async operation since the package installation may take a 15635 // little while. 15636 mHandler.post(new Runnable() { 15637 public void run() { 15638 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15639 } 15640 }); 15641 } 15642 15643 /** 15644 * Called by MountService when the initial ASECs to scan are available. 15645 * Should block until all the ASEC containers are finished being scanned. 15646 */ 15647 public void scanAvailableAsecs() { 15648 updateExternalMediaStatusInner(true, false, false); 15649 if (mShouldRestoreconData) { 15650 SELinuxMMAC.setRestoreconDone(); 15651 mShouldRestoreconData = false; 15652 } 15653 } 15654 15655 /* 15656 * Collect information of applications on external media, map them against 15657 * existing containers and update information based on current mount status. 15658 * Please note that we always have to report status if reportStatus has been 15659 * set to true especially when unloading packages. 15660 */ 15661 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15662 boolean externalStorage) { 15663 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15664 int[] uidArr = EmptyArray.INT; 15665 15666 final String[] list = PackageHelper.getSecureContainerList(); 15667 if (ArrayUtils.isEmpty(list)) { 15668 Log.i(TAG, "No secure containers found"); 15669 } else { 15670 // Process list of secure containers and categorize them 15671 // as active or stale based on their package internal state. 15672 15673 // reader 15674 synchronized (mPackages) { 15675 for (String cid : list) { 15676 // Leave stages untouched for now; installer service owns them 15677 if (PackageInstallerService.isStageName(cid)) continue; 15678 15679 if (DEBUG_SD_INSTALL) 15680 Log.i(TAG, "Processing container " + cid); 15681 String pkgName = getAsecPackageName(cid); 15682 if (pkgName == null) { 15683 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15684 continue; 15685 } 15686 if (DEBUG_SD_INSTALL) 15687 Log.i(TAG, "Looking for pkg : " + pkgName); 15688 15689 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15690 if (ps == null) { 15691 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15692 continue; 15693 } 15694 15695 /* 15696 * Skip packages that are not external if we're unmounting 15697 * external storage. 15698 */ 15699 if (externalStorage && !isMounted && !isExternal(ps)) { 15700 continue; 15701 } 15702 15703 final AsecInstallArgs args = new AsecInstallArgs(cid, 15704 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15705 // The package status is changed only if the code path 15706 // matches between settings and the container id. 15707 if (ps.codePathString != null 15708 && ps.codePathString.startsWith(args.getCodePath())) { 15709 if (DEBUG_SD_INSTALL) { 15710 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15711 + " at code path: " + ps.codePathString); 15712 } 15713 15714 // We do have a valid package installed on sdcard 15715 processCids.put(args, ps.codePathString); 15716 final int uid = ps.appId; 15717 if (uid != -1) { 15718 uidArr = ArrayUtils.appendInt(uidArr, uid); 15719 } 15720 } else { 15721 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15722 + ps.codePathString); 15723 } 15724 } 15725 } 15726 15727 Arrays.sort(uidArr); 15728 } 15729 15730 // Process packages with valid entries. 15731 if (isMounted) { 15732 if (DEBUG_SD_INSTALL) 15733 Log.i(TAG, "Loading packages"); 15734 loadMediaPackages(processCids, uidArr); 15735 startCleaningPackages(); 15736 mInstallerService.onSecureContainersAvailable(); 15737 } else { 15738 if (DEBUG_SD_INSTALL) 15739 Log.i(TAG, "Unloading packages"); 15740 unloadMediaPackages(processCids, uidArr, reportStatus); 15741 } 15742 } 15743 15744 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15745 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15746 final int size = infos.size(); 15747 final String[] packageNames = new String[size]; 15748 final int[] packageUids = new int[size]; 15749 for (int i = 0; i < size; i++) { 15750 final ApplicationInfo info = infos.get(i); 15751 packageNames[i] = info.packageName; 15752 packageUids[i] = info.uid; 15753 } 15754 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15755 finishedReceiver); 15756 } 15757 15758 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15759 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15760 sendResourcesChangedBroadcast(mediaStatus, replacing, 15761 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15762 } 15763 15764 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15765 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15766 int size = pkgList.length; 15767 if (size > 0) { 15768 // Send broadcasts here 15769 Bundle extras = new Bundle(); 15770 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15771 if (uidArr != null) { 15772 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15773 } 15774 if (replacing) { 15775 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15776 } 15777 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15778 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15779 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15780 } 15781 } 15782 15783 /* 15784 * Look at potentially valid container ids from processCids If package 15785 * information doesn't match the one on record or package scanning fails, 15786 * the cid is added to list of removeCids. We currently don't delete stale 15787 * containers. 15788 */ 15789 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15790 ArrayList<String> pkgList = new ArrayList<String>(); 15791 Set<AsecInstallArgs> keys = processCids.keySet(); 15792 15793 for (AsecInstallArgs args : keys) { 15794 String codePath = processCids.get(args); 15795 if (DEBUG_SD_INSTALL) 15796 Log.i(TAG, "Loading container : " + args.cid); 15797 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15798 try { 15799 // Make sure there are no container errors first. 15800 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15801 Slog.e(TAG, "Failed to mount cid : " + args.cid 15802 + " when installing from sdcard"); 15803 continue; 15804 } 15805 // Check code path here. 15806 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15807 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15808 + " does not match one in settings " + codePath); 15809 continue; 15810 } 15811 // Parse package 15812 int parseFlags = mDefParseFlags; 15813 if (args.isExternalAsec()) { 15814 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15815 } 15816 if (args.isFwdLocked()) { 15817 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15818 } 15819 15820 synchronized (mInstallLock) { 15821 PackageParser.Package pkg = null; 15822 try { 15823 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, 15824 UserHandle.SYSTEM); 15825 } catch (PackageManagerException e) { 15826 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15827 } 15828 // Scan the package 15829 if (pkg != null) { 15830 /* 15831 * TODO why is the lock being held? doPostInstall is 15832 * called in other places without the lock. This needs 15833 * to be straightened out. 15834 */ 15835 // writer 15836 synchronized (mPackages) { 15837 retCode = PackageManager.INSTALL_SUCCEEDED; 15838 pkgList.add(pkg.packageName); 15839 // Post process args 15840 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15841 pkg.applicationInfo.uid); 15842 } 15843 } else { 15844 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15845 } 15846 } 15847 15848 } finally { 15849 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15850 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15851 } 15852 } 15853 } 15854 // writer 15855 synchronized (mPackages) { 15856 // If the platform SDK has changed since the last time we booted, 15857 // we need to re-grant app permission to catch any new ones that 15858 // appear. This is really a hack, and means that apps can in some 15859 // cases get permissions that the user didn't initially explicitly 15860 // allow... it would be nice to have some better way to handle 15861 // this situation. 15862 final VersionInfo ver = mSettings.getExternalVersion(); 15863 15864 int updateFlags = UPDATE_PERMISSIONS_ALL; 15865 if (ver.sdkVersion != mSdkVersion) { 15866 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15867 + mSdkVersion + "; regranting permissions for external"); 15868 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15869 } 15870 updatePermissionsLPw(null, null, updateFlags); 15871 15872 // Yay, everything is now upgraded 15873 ver.forceCurrent(); 15874 15875 // can downgrade to reader 15876 // Persist settings 15877 mSettings.writeLPr(); 15878 } 15879 // Send a broadcast to let everyone know we are done processing 15880 if (pkgList.size() > 0) { 15881 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15882 } 15883 } 15884 15885 /* 15886 * Utility method to unload a list of specified containers 15887 */ 15888 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15889 // Just unmount all valid containers. 15890 for (AsecInstallArgs arg : cidArgs) { 15891 synchronized (mInstallLock) { 15892 arg.doPostDeleteLI(false); 15893 } 15894 } 15895 } 15896 15897 /* 15898 * Unload packages mounted on external media. This involves deleting package 15899 * data from internal structures, sending broadcasts about diabled packages, 15900 * gc'ing to free up references, unmounting all secure containers 15901 * corresponding to packages on external media, and posting a 15902 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15903 * that we always have to post this message if status has been requested no 15904 * matter what. 15905 */ 15906 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15907 final boolean reportStatus) { 15908 if (DEBUG_SD_INSTALL) 15909 Log.i(TAG, "unloading media packages"); 15910 ArrayList<String> pkgList = new ArrayList<String>(); 15911 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15912 final Set<AsecInstallArgs> keys = processCids.keySet(); 15913 for (AsecInstallArgs args : keys) { 15914 String pkgName = args.getPackageName(); 15915 if (DEBUG_SD_INSTALL) 15916 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15917 // Delete package internally 15918 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15919 synchronized (mInstallLock) { 15920 boolean res = deletePackageLI(pkgName, null, false, null, null, 15921 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15922 if (res) { 15923 pkgList.add(pkgName); 15924 } else { 15925 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15926 failedList.add(args); 15927 } 15928 } 15929 } 15930 15931 // reader 15932 synchronized (mPackages) { 15933 // We didn't update the settings after removing each package; 15934 // write them now for all packages. 15935 mSettings.writeLPr(); 15936 } 15937 15938 // We have to absolutely send UPDATED_MEDIA_STATUS only 15939 // after confirming that all the receivers processed the ordered 15940 // broadcast when packages get disabled, force a gc to clean things up. 15941 // and unload all the containers. 15942 if (pkgList.size() > 0) { 15943 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15944 new IIntentReceiver.Stub() { 15945 public void performReceive(Intent intent, int resultCode, String data, 15946 Bundle extras, boolean ordered, boolean sticky, 15947 int sendingUser) throws RemoteException { 15948 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15949 reportStatus ? 1 : 0, 1, keys); 15950 mHandler.sendMessage(msg); 15951 } 15952 }); 15953 } else { 15954 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15955 keys); 15956 mHandler.sendMessage(msg); 15957 } 15958 } 15959 15960 private void loadPrivatePackages(final VolumeInfo vol) { 15961 mHandler.post(new Runnable() { 15962 @Override 15963 public void run() { 15964 loadPrivatePackagesInner(vol); 15965 } 15966 }); 15967 } 15968 15969 private void loadPrivatePackagesInner(VolumeInfo vol) { 15970 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15971 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15972 15973 final VersionInfo ver; 15974 final List<PackageSetting> packages; 15975 synchronized (mPackages) { 15976 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15977 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15978 } 15979 15980 for (PackageSetting ps : packages) { 15981 synchronized (mInstallLock) { 15982 final PackageParser.Package pkg; 15983 try { 15984 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, 15985 UserHandle.SYSTEM); 15986 loaded.add(pkg.applicationInfo); 15987 } catch (PackageManagerException e) { 15988 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15989 } 15990 15991 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15992 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15993 } 15994 } 15995 } 15996 15997 synchronized (mPackages) { 15998 int updateFlags = UPDATE_PERMISSIONS_ALL; 15999 if (ver.sdkVersion != mSdkVersion) { 16000 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16001 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16002 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16003 } 16004 updatePermissionsLPw(null, null, updateFlags); 16005 16006 // Yay, everything is now upgraded 16007 ver.forceCurrent(); 16008 16009 mSettings.writeLPr(); 16010 } 16011 16012 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16013 sendResourcesChangedBroadcast(true, false, loaded, null); 16014 } 16015 16016 private void unloadPrivatePackages(final VolumeInfo vol) { 16017 mHandler.post(new Runnable() { 16018 @Override 16019 public void run() { 16020 unloadPrivatePackagesInner(vol); 16021 } 16022 }); 16023 } 16024 16025 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16026 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16027 synchronized (mInstallLock) { 16028 synchronized (mPackages) { 16029 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16030 for (PackageSetting ps : packages) { 16031 if (ps.pkg == null) continue; 16032 16033 final ApplicationInfo info = ps.pkg.applicationInfo; 16034 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16035 if (deletePackageLI(ps.name, null, false, null, null, 16036 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16037 unloaded.add(info); 16038 } else { 16039 Slog.w(TAG, "Failed to unload " + ps.codePath); 16040 } 16041 } 16042 16043 mSettings.writeLPr(); 16044 } 16045 } 16046 16047 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16048 sendResourcesChangedBroadcast(false, false, unloaded, null); 16049 } 16050 16051 /** 16052 * Examine all users present on given mounted volume, and destroy data 16053 * belonging to users that are no longer valid, or whose user ID has been 16054 * recycled. 16055 */ 16056 private void reconcileUsers(String volumeUuid) { 16057 final File[] files = FileUtils 16058 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16059 for (File file : files) { 16060 if (!file.isDirectory()) continue; 16061 16062 final int userId; 16063 final UserInfo info; 16064 try { 16065 userId = Integer.parseInt(file.getName()); 16066 info = sUserManager.getUserInfo(userId); 16067 } catch (NumberFormatException e) { 16068 Slog.w(TAG, "Invalid user directory " + file); 16069 continue; 16070 } 16071 16072 boolean destroyUser = false; 16073 if (info == null) { 16074 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16075 + " because no matching user was found"); 16076 destroyUser = true; 16077 } else { 16078 try { 16079 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16080 } catch (IOException e) { 16081 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16082 + " because we failed to enforce serial number: " + e); 16083 destroyUser = true; 16084 } 16085 } 16086 16087 if (destroyUser) { 16088 synchronized (mInstallLock) { 16089 mInstaller.removeUserDataDirs(volumeUuid, userId); 16090 } 16091 } 16092 } 16093 16094 final UserManager um = mContext.getSystemService(UserManager.class); 16095 for (UserInfo user : um.getUsers()) { 16096 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16097 if (userDir.exists()) continue; 16098 16099 try { 16100 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 16101 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16102 } catch (IOException e) { 16103 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16104 } 16105 } 16106 } 16107 16108 /** 16109 * Examine all apps present on given mounted volume, and destroy apps that 16110 * aren't expected, either due to uninstallation or reinstallation on 16111 * another volume. 16112 */ 16113 private void reconcileApps(String volumeUuid) { 16114 final File[] files = FileUtils 16115 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16116 for (File file : files) { 16117 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16118 && !PackageInstallerService.isStageName(file.getName()); 16119 if (!isPackage) { 16120 // Ignore entries which are not packages 16121 continue; 16122 } 16123 16124 boolean destroyApp = false; 16125 String packageName = null; 16126 try { 16127 final PackageLite pkg = PackageParser.parsePackageLite(file, 16128 PackageParser.PARSE_MUST_BE_APK); 16129 packageName = pkg.packageName; 16130 16131 synchronized (mPackages) { 16132 final PackageSetting ps = mSettings.mPackages.get(packageName); 16133 if (ps == null) { 16134 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16135 + volumeUuid + " because we found no install record"); 16136 destroyApp = true; 16137 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16138 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16139 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16140 destroyApp = true; 16141 } 16142 } 16143 16144 } catch (PackageParserException e) { 16145 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16146 destroyApp = true; 16147 } 16148 16149 if (destroyApp) { 16150 synchronized (mInstallLock) { 16151 if (packageName != null) { 16152 removeDataDirsLI(volumeUuid, packageName); 16153 } 16154 if (file.isDirectory()) { 16155 mInstaller.rmPackageDir(file.getAbsolutePath()); 16156 } else { 16157 file.delete(); 16158 } 16159 } 16160 } 16161 } 16162 } 16163 16164 private void unfreezePackage(String packageName) { 16165 synchronized (mPackages) { 16166 final PackageSetting ps = mSettings.mPackages.get(packageName); 16167 if (ps != null) { 16168 ps.frozen = false; 16169 } 16170 } 16171 } 16172 16173 @Override 16174 public int movePackage(final String packageName, final String volumeUuid) { 16175 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16176 16177 final int moveId = mNextMoveId.getAndIncrement(); 16178 try { 16179 movePackageInternal(packageName, volumeUuid, moveId); 16180 } catch (PackageManagerException e) { 16181 Slog.w(TAG, "Failed to move " + packageName, e); 16182 mMoveCallbacks.notifyStatusChanged(moveId, 16183 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16184 } 16185 return moveId; 16186 } 16187 16188 private void movePackageInternal(final String packageName, final String volumeUuid, 16189 final int moveId) throws PackageManagerException { 16190 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16191 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16192 final PackageManager pm = mContext.getPackageManager(); 16193 16194 final boolean currentAsec; 16195 final String currentVolumeUuid; 16196 final File codeFile; 16197 final String installerPackageName; 16198 final String packageAbiOverride; 16199 final int appId; 16200 final String seinfo; 16201 final String label; 16202 16203 // reader 16204 synchronized (mPackages) { 16205 final PackageParser.Package pkg = mPackages.get(packageName); 16206 final PackageSetting ps = mSettings.mPackages.get(packageName); 16207 if (pkg == null || ps == null) { 16208 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16209 } 16210 16211 if (pkg.applicationInfo.isSystemApp()) { 16212 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16213 "Cannot move system application"); 16214 } 16215 16216 if (pkg.applicationInfo.isExternalAsec()) { 16217 currentAsec = true; 16218 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16219 } else if (pkg.applicationInfo.isForwardLocked()) { 16220 currentAsec = true; 16221 currentVolumeUuid = "forward_locked"; 16222 } else { 16223 currentAsec = false; 16224 currentVolumeUuid = ps.volumeUuid; 16225 16226 final File probe = new File(pkg.codePath); 16227 final File probeOat = new File(probe, "oat"); 16228 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16229 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16230 "Move only supported for modern cluster style installs"); 16231 } 16232 } 16233 16234 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16235 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16236 "Package already moved to " + volumeUuid); 16237 } 16238 16239 if (ps.frozen) { 16240 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16241 "Failed to move already frozen package"); 16242 } 16243 ps.frozen = true; 16244 16245 codeFile = new File(pkg.codePath); 16246 installerPackageName = ps.installerPackageName; 16247 packageAbiOverride = ps.cpuAbiOverrideString; 16248 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16249 seinfo = pkg.applicationInfo.seinfo; 16250 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16251 } 16252 16253 // Now that we're guarded by frozen state, kill app during move 16254 final long token = Binder.clearCallingIdentity(); 16255 try { 16256 killApplication(packageName, appId, "move pkg"); 16257 } finally { 16258 Binder.restoreCallingIdentity(token); 16259 } 16260 16261 final Bundle extras = new Bundle(); 16262 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16263 extras.putString(Intent.EXTRA_TITLE, label); 16264 mMoveCallbacks.notifyCreated(moveId, extras); 16265 16266 int installFlags; 16267 final boolean moveCompleteApp; 16268 final File measurePath; 16269 16270 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16271 installFlags = INSTALL_INTERNAL; 16272 moveCompleteApp = !currentAsec; 16273 measurePath = Environment.getDataAppDirectory(volumeUuid); 16274 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16275 installFlags = INSTALL_EXTERNAL; 16276 moveCompleteApp = false; 16277 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16278 } else { 16279 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16280 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16281 || !volume.isMountedWritable()) { 16282 unfreezePackage(packageName); 16283 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16284 "Move location not mounted private volume"); 16285 } 16286 16287 Preconditions.checkState(!currentAsec); 16288 16289 installFlags = INSTALL_INTERNAL; 16290 moveCompleteApp = true; 16291 measurePath = Environment.getDataAppDirectory(volumeUuid); 16292 } 16293 16294 final PackageStats stats = new PackageStats(null, -1); 16295 synchronized (mInstaller) { 16296 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16297 unfreezePackage(packageName); 16298 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16299 "Failed to measure package size"); 16300 } 16301 } 16302 16303 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16304 + stats.dataSize); 16305 16306 final long startFreeBytes = measurePath.getFreeSpace(); 16307 final long sizeBytes; 16308 if (moveCompleteApp) { 16309 sizeBytes = stats.codeSize + stats.dataSize; 16310 } else { 16311 sizeBytes = stats.codeSize; 16312 } 16313 16314 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16315 unfreezePackage(packageName); 16316 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16317 "Not enough free space to move"); 16318 } 16319 16320 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16321 16322 final CountDownLatch installedLatch = new CountDownLatch(1); 16323 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16324 @Override 16325 public void onUserActionRequired(Intent intent) throws RemoteException { 16326 throw new IllegalStateException(); 16327 } 16328 16329 @Override 16330 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16331 Bundle extras) throws RemoteException { 16332 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16333 + PackageManager.installStatusToString(returnCode, msg)); 16334 16335 installedLatch.countDown(); 16336 16337 // Regardless of success or failure of the move operation, 16338 // always unfreeze the package 16339 unfreezePackage(packageName); 16340 16341 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16342 switch (status) { 16343 case PackageInstaller.STATUS_SUCCESS: 16344 mMoveCallbacks.notifyStatusChanged(moveId, 16345 PackageManager.MOVE_SUCCEEDED); 16346 break; 16347 case PackageInstaller.STATUS_FAILURE_STORAGE: 16348 mMoveCallbacks.notifyStatusChanged(moveId, 16349 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16350 break; 16351 default: 16352 mMoveCallbacks.notifyStatusChanged(moveId, 16353 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16354 break; 16355 } 16356 } 16357 }; 16358 16359 final MoveInfo move; 16360 if (moveCompleteApp) { 16361 // Kick off a thread to report progress estimates 16362 new Thread() { 16363 @Override 16364 public void run() { 16365 while (true) { 16366 try { 16367 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16368 break; 16369 } 16370 } catch (InterruptedException ignored) { 16371 } 16372 16373 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16374 final int progress = 10 + (int) MathUtils.constrain( 16375 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16376 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16377 } 16378 } 16379 }.start(); 16380 16381 final String dataAppName = codeFile.getName(); 16382 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16383 dataAppName, appId, seinfo); 16384 } else { 16385 move = null; 16386 } 16387 16388 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16389 16390 final Message msg = mHandler.obtainMessage(INIT_COPY); 16391 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16392 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16393 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16394 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16395 msg.obj = params; 16396 16397 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16398 System.identityHashCode(msg.obj)); 16399 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16400 System.identityHashCode(msg.obj)); 16401 16402 mHandler.sendMessage(msg); 16403 } 16404 16405 @Override 16406 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16407 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16408 16409 final int realMoveId = mNextMoveId.getAndIncrement(); 16410 final Bundle extras = new Bundle(); 16411 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16412 mMoveCallbacks.notifyCreated(realMoveId, extras); 16413 16414 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16415 @Override 16416 public void onCreated(int moveId, Bundle extras) { 16417 // Ignored 16418 } 16419 16420 @Override 16421 public void onStatusChanged(int moveId, int status, long estMillis) { 16422 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16423 } 16424 }; 16425 16426 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16427 storage.setPrimaryStorageUuid(volumeUuid, callback); 16428 return realMoveId; 16429 } 16430 16431 @Override 16432 public int getMoveStatus(int moveId) { 16433 mContext.enforceCallingOrSelfPermission( 16434 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16435 return mMoveCallbacks.mLastStatus.get(moveId); 16436 } 16437 16438 @Override 16439 public void registerMoveCallback(IPackageMoveObserver callback) { 16440 mContext.enforceCallingOrSelfPermission( 16441 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16442 mMoveCallbacks.register(callback); 16443 } 16444 16445 @Override 16446 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16447 mContext.enforceCallingOrSelfPermission( 16448 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16449 mMoveCallbacks.unregister(callback); 16450 } 16451 16452 @Override 16453 public boolean setInstallLocation(int loc) { 16454 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16455 null); 16456 if (getInstallLocation() == loc) { 16457 return true; 16458 } 16459 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16460 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16461 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16462 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16463 return true; 16464 } 16465 return false; 16466 } 16467 16468 @Override 16469 public int getInstallLocation() { 16470 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16471 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16472 PackageHelper.APP_INSTALL_AUTO); 16473 } 16474 16475 /** Called by UserManagerService */ 16476 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16477 mDirtyUsers.remove(userHandle); 16478 mSettings.removeUserLPw(userHandle); 16479 mPendingBroadcasts.remove(userHandle); 16480 if (mInstaller != null) { 16481 // Technically, we shouldn't be doing this with the package lock 16482 // held. However, this is very rare, and there is already so much 16483 // other disk I/O going on, that we'll let it slide for now. 16484 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16485 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16486 final String volumeUuid = vol.getFsUuid(); 16487 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16488 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16489 } 16490 } 16491 mUserNeedsBadging.delete(userHandle); 16492 removeUnusedPackagesLILPw(userManager, userHandle); 16493 } 16494 16495 /** 16496 * We're removing userHandle and would like to remove any downloaded packages 16497 * that are no longer in use by any other user. 16498 * @param userHandle the user being removed 16499 */ 16500 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16501 final boolean DEBUG_CLEAN_APKS = false; 16502 int [] users = userManager.getUserIdsLPr(); 16503 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16504 while (psit.hasNext()) { 16505 PackageSetting ps = psit.next(); 16506 if (ps.pkg == null) { 16507 continue; 16508 } 16509 final String packageName = ps.pkg.packageName; 16510 // Skip over if system app 16511 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16512 continue; 16513 } 16514 if (DEBUG_CLEAN_APKS) { 16515 Slog.i(TAG, "Checking package " + packageName); 16516 } 16517 boolean keep = false; 16518 for (int i = 0; i < users.length; i++) { 16519 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16520 keep = true; 16521 if (DEBUG_CLEAN_APKS) { 16522 Slog.i(TAG, " Keeping package " + packageName + " for user " 16523 + users[i]); 16524 } 16525 break; 16526 } 16527 } 16528 if (!keep) { 16529 if (DEBUG_CLEAN_APKS) { 16530 Slog.i(TAG, " Removing package " + packageName); 16531 } 16532 mHandler.post(new Runnable() { 16533 public void run() { 16534 deletePackageX(packageName, userHandle, 0); 16535 } //end run 16536 }); 16537 } 16538 } 16539 } 16540 16541 /** Called by UserManagerService */ 16542 void createNewUserLILPw(int userHandle) { 16543 if (mInstaller != null) { 16544 mInstaller.createUserConfig(userHandle); 16545 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16546 applyFactoryDefaultBrowserLPw(userHandle); 16547 primeDomainVerificationsLPw(userHandle); 16548 } 16549 } 16550 16551 void newUserCreated(final int userHandle) { 16552 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16553 } 16554 16555 @Override 16556 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16557 mContext.enforceCallingOrSelfPermission( 16558 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16559 "Only package verification agents can read the verifier device identity"); 16560 16561 synchronized (mPackages) { 16562 return mSettings.getVerifierDeviceIdentityLPw(); 16563 } 16564 } 16565 16566 @Override 16567 public void setPermissionEnforced(String permission, boolean enforced) { 16568 // TODO: Now that we no longer change GID for storage, this should to away. 16569 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16570 "setPermissionEnforced"); 16571 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16572 synchronized (mPackages) { 16573 if (mSettings.mReadExternalStorageEnforced == null 16574 || mSettings.mReadExternalStorageEnforced != enforced) { 16575 mSettings.mReadExternalStorageEnforced = enforced; 16576 mSettings.writeLPr(); 16577 } 16578 } 16579 // kill any non-foreground processes so we restart them and 16580 // grant/revoke the GID. 16581 final IActivityManager am = ActivityManagerNative.getDefault(); 16582 if (am != null) { 16583 final long token = Binder.clearCallingIdentity(); 16584 try { 16585 am.killProcessesBelowForeground("setPermissionEnforcement"); 16586 } catch (RemoteException e) { 16587 } finally { 16588 Binder.restoreCallingIdentity(token); 16589 } 16590 } 16591 } else { 16592 throw new IllegalArgumentException("No selective enforcement for " + permission); 16593 } 16594 } 16595 16596 @Override 16597 @Deprecated 16598 public boolean isPermissionEnforced(String permission) { 16599 return true; 16600 } 16601 16602 @Override 16603 public boolean isStorageLow() { 16604 final long token = Binder.clearCallingIdentity(); 16605 try { 16606 final DeviceStorageMonitorInternal 16607 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16608 if (dsm != null) { 16609 return dsm.isMemoryLow(); 16610 } else { 16611 return false; 16612 } 16613 } finally { 16614 Binder.restoreCallingIdentity(token); 16615 } 16616 } 16617 16618 @Override 16619 public IPackageInstaller getPackageInstaller() { 16620 return mInstallerService; 16621 } 16622 16623 private boolean userNeedsBadging(int userId) { 16624 int index = mUserNeedsBadging.indexOfKey(userId); 16625 if (index < 0) { 16626 final UserInfo userInfo; 16627 final long token = Binder.clearCallingIdentity(); 16628 try { 16629 userInfo = sUserManager.getUserInfo(userId); 16630 } finally { 16631 Binder.restoreCallingIdentity(token); 16632 } 16633 final boolean b; 16634 if (userInfo != null && userInfo.isManagedProfile()) { 16635 b = true; 16636 } else { 16637 b = false; 16638 } 16639 mUserNeedsBadging.put(userId, b); 16640 return b; 16641 } 16642 return mUserNeedsBadging.valueAt(index); 16643 } 16644 16645 @Override 16646 public KeySet getKeySetByAlias(String packageName, String alias) { 16647 if (packageName == null || alias == null) { 16648 return null; 16649 } 16650 synchronized(mPackages) { 16651 final PackageParser.Package pkg = mPackages.get(packageName); 16652 if (pkg == null) { 16653 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16654 throw new IllegalArgumentException("Unknown package: " + packageName); 16655 } 16656 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16657 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16658 } 16659 } 16660 16661 @Override 16662 public KeySet getSigningKeySet(String packageName) { 16663 if (packageName == null) { 16664 return null; 16665 } 16666 synchronized(mPackages) { 16667 final PackageParser.Package pkg = mPackages.get(packageName); 16668 if (pkg == null) { 16669 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16670 throw new IllegalArgumentException("Unknown package: " + packageName); 16671 } 16672 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16673 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16674 throw new SecurityException("May not access signing KeySet of other apps."); 16675 } 16676 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16677 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16678 } 16679 } 16680 16681 @Override 16682 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16683 if (packageName == null || ks == null) { 16684 return false; 16685 } 16686 synchronized(mPackages) { 16687 final PackageParser.Package pkg = mPackages.get(packageName); 16688 if (pkg == null) { 16689 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16690 throw new IllegalArgumentException("Unknown package: " + packageName); 16691 } 16692 IBinder ksh = ks.getToken(); 16693 if (ksh instanceof KeySetHandle) { 16694 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16695 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16696 } 16697 return false; 16698 } 16699 } 16700 16701 @Override 16702 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16703 if (packageName == null || ks == null) { 16704 return false; 16705 } 16706 synchronized(mPackages) { 16707 final PackageParser.Package pkg = mPackages.get(packageName); 16708 if (pkg == null) { 16709 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16710 throw new IllegalArgumentException("Unknown package: " + packageName); 16711 } 16712 IBinder ksh = ks.getToken(); 16713 if (ksh instanceof KeySetHandle) { 16714 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16715 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16716 } 16717 return false; 16718 } 16719 } 16720 16721 public void getUsageStatsIfNoPackageUsageInfo() { 16722 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16723 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16724 if (usm == null) { 16725 throw new IllegalStateException("UsageStatsManager must be initialized"); 16726 } 16727 long now = System.currentTimeMillis(); 16728 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16729 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16730 String packageName = entry.getKey(); 16731 PackageParser.Package pkg = mPackages.get(packageName); 16732 if (pkg == null) { 16733 continue; 16734 } 16735 UsageStats usage = entry.getValue(); 16736 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16737 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16738 } 16739 } 16740 } 16741 16742 /** 16743 * Check and throw if the given before/after packages would be considered a 16744 * downgrade. 16745 */ 16746 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16747 throws PackageManagerException { 16748 if (after.versionCode < before.mVersionCode) { 16749 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16750 "Update version code " + after.versionCode + " is older than current " 16751 + before.mVersionCode); 16752 } else if (after.versionCode == before.mVersionCode) { 16753 if (after.baseRevisionCode < before.baseRevisionCode) { 16754 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16755 "Update base revision code " + after.baseRevisionCode 16756 + " is older than current " + before.baseRevisionCode); 16757 } 16758 16759 if (!ArrayUtils.isEmpty(after.splitNames)) { 16760 for (int i = 0; i < after.splitNames.length; i++) { 16761 final String splitName = after.splitNames[i]; 16762 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16763 if (j != -1) { 16764 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16765 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16766 "Update split " + splitName + " revision code " 16767 + after.splitRevisionCodes[i] + " is older than current " 16768 + before.splitRevisionCodes[j]); 16769 } 16770 } 16771 } 16772 } 16773 } 16774 } 16775 16776 private static class MoveCallbacks extends Handler { 16777 private static final int MSG_CREATED = 1; 16778 private static final int MSG_STATUS_CHANGED = 2; 16779 16780 private final RemoteCallbackList<IPackageMoveObserver> 16781 mCallbacks = new RemoteCallbackList<>(); 16782 16783 private final SparseIntArray mLastStatus = new SparseIntArray(); 16784 16785 public MoveCallbacks(Looper looper) { 16786 super(looper); 16787 } 16788 16789 public void register(IPackageMoveObserver callback) { 16790 mCallbacks.register(callback); 16791 } 16792 16793 public void unregister(IPackageMoveObserver callback) { 16794 mCallbacks.unregister(callback); 16795 } 16796 16797 @Override 16798 public void handleMessage(Message msg) { 16799 final SomeArgs args = (SomeArgs) msg.obj; 16800 final int n = mCallbacks.beginBroadcast(); 16801 for (int i = 0; i < n; i++) { 16802 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16803 try { 16804 invokeCallback(callback, msg.what, args); 16805 } catch (RemoteException ignored) { 16806 } 16807 } 16808 mCallbacks.finishBroadcast(); 16809 args.recycle(); 16810 } 16811 16812 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16813 throws RemoteException { 16814 switch (what) { 16815 case MSG_CREATED: { 16816 callback.onCreated(args.argi1, (Bundle) args.arg2); 16817 break; 16818 } 16819 case MSG_STATUS_CHANGED: { 16820 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16821 break; 16822 } 16823 } 16824 } 16825 16826 private void notifyCreated(int moveId, Bundle extras) { 16827 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16828 16829 final SomeArgs args = SomeArgs.obtain(); 16830 args.argi1 = moveId; 16831 args.arg2 = extras; 16832 obtainMessage(MSG_CREATED, args).sendToTarget(); 16833 } 16834 16835 private void notifyStatusChanged(int moveId, int status) { 16836 notifyStatusChanged(moveId, status, -1); 16837 } 16838 16839 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16840 Slog.v(TAG, "Move " + moveId + " status " + status); 16841 16842 final SomeArgs args = SomeArgs.obtain(); 16843 args.argi1 = moveId; 16844 args.argi2 = status; 16845 args.arg3 = estMillis; 16846 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16847 16848 synchronized (mLastStatus) { 16849 mLastStatus.put(moveId, status); 16850 } 16851 } 16852 } 16853 16854 private final class OnPermissionChangeListeners extends Handler { 16855 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16856 16857 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16858 new RemoteCallbackList<>(); 16859 16860 public OnPermissionChangeListeners(Looper looper) { 16861 super(looper); 16862 } 16863 16864 @Override 16865 public void handleMessage(Message msg) { 16866 switch (msg.what) { 16867 case MSG_ON_PERMISSIONS_CHANGED: { 16868 final int uid = msg.arg1; 16869 handleOnPermissionsChanged(uid); 16870 } break; 16871 } 16872 } 16873 16874 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16875 mPermissionListeners.register(listener); 16876 16877 } 16878 16879 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16880 mPermissionListeners.unregister(listener); 16881 } 16882 16883 public void onPermissionsChanged(int uid) { 16884 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16885 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16886 } 16887 } 16888 16889 private void handleOnPermissionsChanged(int uid) { 16890 final int count = mPermissionListeners.beginBroadcast(); 16891 try { 16892 for (int i = 0; i < count; i++) { 16893 IOnPermissionsChangeListener callback = mPermissionListeners 16894 .getBroadcastItem(i); 16895 try { 16896 callback.onPermissionsChanged(uid); 16897 } catch (RemoteException e) { 16898 Log.e(TAG, "Permission listener is dead", e); 16899 } 16900 } 16901 } finally { 16902 mPermissionListeners.finishBroadcast(); 16903 } 16904 } 16905 } 16906 16907 private class PackageManagerInternalImpl extends PackageManagerInternal { 16908 @Override 16909 public void setLocationPackagesProvider(PackagesProvider provider) { 16910 synchronized (mPackages) { 16911 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16912 } 16913 } 16914 16915 @Override 16916 public void setImePackagesProvider(PackagesProvider provider) { 16917 synchronized (mPackages) { 16918 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16919 } 16920 } 16921 16922 @Override 16923 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16924 synchronized (mPackages) { 16925 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16926 } 16927 } 16928 16929 @Override 16930 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16931 synchronized (mPackages) { 16932 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16933 } 16934 } 16935 16936 @Override 16937 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16938 synchronized (mPackages) { 16939 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16940 } 16941 } 16942 16943 @Override 16944 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16945 synchronized (mPackages) { 16946 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16947 } 16948 } 16949 16950 @Override 16951 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16952 synchronized (mPackages) { 16953 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16954 } 16955 } 16956 16957 @Override 16958 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16959 synchronized (mPackages) { 16960 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16961 packageName, userId); 16962 } 16963 } 16964 16965 @Override 16966 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16967 synchronized (mPackages) { 16968 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16969 packageName, userId); 16970 } 16971 } 16972 @Override 16973 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16974 synchronized (mPackages) { 16975 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16976 packageName, userId); 16977 } 16978 } 16979 } 16980 16981 @Override 16982 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16983 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16984 synchronized (mPackages) { 16985 final long identity = Binder.clearCallingIdentity(); 16986 try { 16987 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16988 packageNames, userId); 16989 } finally { 16990 Binder.restoreCallingIdentity(identity); 16991 } 16992 } 16993 } 16994 16995 private static void enforceSystemOrPhoneCaller(String tag) { 16996 int callingUid = Binder.getCallingUid(); 16997 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16998 throw new SecurityException( 16999 "Cannot call " + tag + " from UID " + callingUid); 17000 } 17001 } 17002} 17003