PackageManagerService.java revision 5217cacbd9f382068bb9e176cd5a0b15388a335c
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 63import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 64import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 65import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 66import static android.content.pm.PackageManager.PERMISSION_DENIED; 67import static android.content.pm.PackageManager.PERMISSION_GRANTED; 68import static android.content.pm.PackageParser.isApkFile; 69import static android.os.Process.PACKAGE_INFO_GID; 70import static android.os.Process.SYSTEM_UID; 71import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 72import static android.system.OsConstants.O_CREAT; 73import static android.system.OsConstants.O_RDWR; 74 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 76import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 77import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 78import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 79import static com.android.internal.util.ArrayUtils.appendInt; 80import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 81import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 83import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 84import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 85import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 88import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 89 90import android.Manifest; 91import android.app.ActivityManager; 92import android.app.ActivityManagerNative; 93import android.app.AppGlobals; 94import android.app.IActivityManager; 95import android.app.admin.IDevicePolicyManager; 96import android.app.backup.IBackupManager; 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.AppsQueryHelper; 109import android.content.pm.EphemeralApplicationInfo; 110import android.content.pm.EphemeralResolveInfo; 111import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 112import android.content.pm.FeatureInfo; 113import android.content.pm.IOnPermissionsChangeListener; 114import android.content.pm.IPackageDataObserver; 115import android.content.pm.IPackageDeleteObserver; 116import android.content.pm.IPackageDeleteObserver2; 117import android.content.pm.IPackageInstallObserver2; 118import android.content.pm.IPackageInstaller; 119import android.content.pm.IPackageManager; 120import android.content.pm.IPackageMoveObserver; 121import android.content.pm.IPackageStatsObserver; 122import android.content.pm.InstrumentationInfo; 123import android.content.pm.IntentFilterVerificationInfo; 124import android.content.pm.KeySet; 125import android.content.pm.ManifestDigest; 126import android.content.pm.PackageCleanItem; 127import android.content.pm.PackageInfo; 128import android.content.pm.PackageInfoLite; 129import android.content.pm.PackageInstaller; 130import android.content.pm.PackageManager; 131import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 132import android.content.pm.PackageManagerInternal; 133import android.content.pm.PackageParser; 134import android.content.pm.PackageParser.ActivityIntentInfo; 135import android.content.pm.PackageParser.PackageLite; 136import android.content.pm.PackageParser.PackageParserException; 137import android.content.pm.PackageStats; 138import android.content.pm.PackageUserState; 139import android.content.pm.ParceledListSlice; 140import android.content.pm.PermissionGroupInfo; 141import android.content.pm.PermissionInfo; 142import android.content.pm.ProviderInfo; 143import android.content.pm.ResolveInfo; 144import android.content.pm.ServiceInfo; 145import android.content.pm.Signature; 146import android.content.pm.UserInfo; 147import android.content.pm.VerificationParams; 148import android.content.pm.VerifierDeviceIdentity; 149import android.content.pm.VerifierInfo; 150import android.content.res.Resources; 151import android.graphics.Bitmap; 152import android.hardware.display.DisplayManager; 153import android.net.Uri; 154import android.os.Binder; 155import android.os.Build; 156import android.os.Bundle; 157import android.os.Debug; 158import android.os.Environment; 159import android.os.Environment.UserEnvironment; 160import android.os.FileUtils; 161import android.os.Handler; 162import android.os.IBinder; 163import android.os.Looper; 164import android.os.Message; 165import android.os.Parcel; 166import android.os.ParcelFileDescriptor; 167import android.os.Process; 168import android.os.RemoteCallbackList; 169import android.os.RemoteException; 170import android.os.ResultReceiver; 171import android.os.SELinux; 172import android.os.ServiceManager; 173import android.os.SystemClock; 174import android.os.SystemProperties; 175import android.os.Trace; 176import android.os.UserHandle; 177import android.os.UserManager; 178import android.os.storage.IMountService; 179import android.os.storage.MountServiceInternal; 180import android.os.storage.StorageEventListener; 181import android.os.storage.StorageManager; 182import android.os.storage.VolumeInfo; 183import android.os.storage.VolumeRecord; 184import android.security.KeyStore; 185import android.security.SystemKeyStore; 186import android.system.ErrnoException; 187import android.system.Os; 188import android.system.StructStat; 189import android.text.TextUtils; 190import android.text.format.DateUtils; 191import android.util.ArrayMap; 192import android.util.ArraySet; 193import android.util.AtomicFile; 194import android.util.DisplayMetrics; 195import android.util.EventLog; 196import android.util.ExceptionUtils; 197import android.util.Log; 198import android.util.LogPrinter; 199import android.util.MathUtils; 200import android.util.PrintStreamPrinter; 201import android.util.Slog; 202import android.util.SparseArray; 203import android.util.SparseBooleanArray; 204import android.util.SparseIntArray; 205import android.util.Xml; 206import android.view.Display; 207 208import com.android.internal.R; 209import com.android.internal.annotations.GuardedBy; 210import com.android.internal.annotations.GuardedBy; 211import com.android.internal.app.IMediaContainerService; 212import com.android.internal.app.ResolverActivity; 213import com.android.internal.content.NativeLibraryHelper; 214import com.android.internal.content.PackageHelper; 215import com.android.internal.os.IParcelFileDescriptorFactory; 216import com.android.internal.os.SomeArgs; 217import com.android.internal.os.Zygote; 218import com.android.internal.util.ArrayUtils; 219import com.android.internal.util.FastPrintWriter; 220import com.android.internal.util.FastXmlSerializer; 221import com.android.internal.util.IndentingPrintWriter; 222import com.android.internal.util.Preconditions; 223import com.android.server.EventLogTags; 224import com.android.server.FgThread; 225import com.android.server.IntentResolver; 226import com.android.server.LocalServices; 227import com.android.server.ServiceThread; 228import com.android.server.SystemConfig; 229import com.android.server.Watchdog; 230import com.android.server.pm.PermissionsState.PermissionState; 231import com.android.server.pm.Settings.DatabaseVersion; 232import com.android.server.pm.Settings.VersionInfo; 233import com.android.server.storage.DeviceStorageMonitorInternal; 234 235import dalvik.system.DexFile; 236import dalvik.system.VMRuntime; 237 238import libcore.io.IoUtils; 239import libcore.util.EmptyArray; 240 241import org.xmlpull.v1.XmlPullParser; 242import org.xmlpull.v1.XmlPullParserException; 243import org.xmlpull.v1.XmlSerializer; 244 245import java.io.BufferedInputStream; 246import java.io.BufferedOutputStream; 247import java.io.BufferedReader; 248import java.io.ByteArrayInputStream; 249import java.io.ByteArrayOutputStream; 250import java.io.File; 251import java.io.FileDescriptor; 252import java.io.FileNotFoundException; 253import java.io.FileOutputStream; 254import java.io.FileReader; 255import java.io.FilenameFilter; 256import java.io.IOException; 257import java.io.InputStream; 258import java.io.PrintWriter; 259import java.nio.charset.StandardCharsets; 260import java.security.MessageDigest; 261import java.security.NoSuchAlgorithmException; 262import java.security.PublicKey; 263import java.security.cert.CertificateEncodingException; 264import java.security.cert.CertificateException; 265import java.text.SimpleDateFormat; 266import java.util.ArrayList; 267import java.util.Arrays; 268import java.util.Collection; 269import java.util.Collections; 270import java.util.Comparator; 271import java.util.Date; 272import java.util.Iterator; 273import java.util.List; 274import java.util.Map; 275import java.util.Objects; 276import java.util.Set; 277import java.util.concurrent.CountDownLatch; 278import java.util.concurrent.TimeUnit; 279import java.util.concurrent.atomic.AtomicBoolean; 280import java.util.concurrent.atomic.AtomicInteger; 281import java.util.concurrent.atomic.AtomicLong; 282 283/** 284 * Keep track of all those .apks everywhere. 285 * 286 * This is very central to the platform's security; please run the unit 287 * tests whenever making modifications here: 288 * 289runtest -c android.content.pm.PackageManagerTests frameworks-core 290 * 291 * {@hide} 292 */ 293public class PackageManagerService extends IPackageManager.Stub { 294 static final String TAG = "PackageManager"; 295 static final boolean DEBUG_SETTINGS = false; 296 static final boolean DEBUG_PREFERRED = false; 297 static final boolean DEBUG_UPGRADE = false; 298 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 299 private static final boolean DEBUG_BACKUP = false; 300 private static final boolean DEBUG_INSTALL = false; 301 private static final boolean DEBUG_REMOVE = false; 302 private static final boolean DEBUG_BROADCASTS = false; 303 private static final boolean DEBUG_SHOW_INFO = false; 304 private static final boolean DEBUG_PACKAGE_INFO = false; 305 private static final boolean DEBUG_INTENT_MATCHING = false; 306 private static final boolean DEBUG_PACKAGE_SCANNING = false; 307 private static final boolean DEBUG_VERIFY = false; 308 private static final boolean DEBUG_DEXOPT = false; 309 private static final boolean DEBUG_ABI_SELECTION = false; 310 private static final boolean DEBUG_EPHEMERAL = false; 311 private static final boolean DEBUG_ENCRYPTION_AWARE = false; 312 313 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 314 315 private static final int RADIO_UID = Process.PHONE_UID; 316 private static final int LOG_UID = Process.LOG_UID; 317 private static final int NFC_UID = Process.NFC_UID; 318 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 319 private static final int SHELL_UID = Process.SHELL_UID; 320 321 // Cap the size of permission trees that 3rd party apps can define 322 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 323 324 // Suffix used during package installation when copying/moving 325 // package apks to install directory. 326 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 327 328 static final int SCAN_NO_DEX = 1<<1; 329 static final int SCAN_FORCE_DEX = 1<<2; 330 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 331 static final int SCAN_NEW_INSTALL = 1<<4; 332 static final int SCAN_NO_PATHS = 1<<5; 333 static final int SCAN_UPDATE_TIME = 1<<6; 334 static final int SCAN_DEFER_DEX = 1<<7; 335 static final int SCAN_BOOTING = 1<<8; 336 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 337 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 338 static final int SCAN_REPLACING = 1<<11; 339 static final int SCAN_REQUIRE_KNOWN = 1<<12; 340 static final int SCAN_MOVE = 1<<13; 341 static final int SCAN_INITIAL = 1<<14; 342 343 static final int REMOVE_CHATTY = 1<<16; 344 345 private static final int[] EMPTY_INT_ARRAY = new int[0]; 346 347 /** 348 * Timeout (in milliseconds) after which the watchdog should declare that 349 * our handler thread is wedged. The usual default for such things is one 350 * minute but we sometimes do very lengthy I/O operations on this thread, 351 * such as installing multi-gigabyte applications, so ours needs to be longer. 352 */ 353 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 354 355 /** 356 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 357 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 358 * settings entry if available, otherwise we use the hardcoded default. If it's been 359 * more than this long since the last fstrim, we force one during the boot sequence. 360 * 361 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 362 * one gets run at the next available charging+idle time. This final mandatory 363 * no-fstrim check kicks in only of the other scheduling criteria is never met. 364 */ 365 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 366 367 /** 368 * Whether verification is enabled by default. 369 */ 370 private static final boolean DEFAULT_VERIFY_ENABLE = true; 371 372 /** 373 * The default maximum time to wait for the verification agent to return in 374 * milliseconds. 375 */ 376 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 377 378 /** 379 * The default response for package verification timeout. 380 * 381 * This can be either PackageManager.VERIFICATION_ALLOW or 382 * PackageManager.VERIFICATION_REJECT. 383 */ 384 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 385 386 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 387 388 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 389 DEFAULT_CONTAINER_PACKAGE, 390 "com.android.defcontainer.DefaultContainerService"); 391 392 private static final String KILL_APP_REASON_GIDS_CHANGED = 393 "permission grant or revoke changed gids"; 394 395 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 396 "permissions revoked"; 397 398 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 399 400 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 401 402 /** Permission grant: not grant the permission. */ 403 private static final int GRANT_DENIED = 1; 404 405 /** Permission grant: grant the permission as an install permission. */ 406 private static final int GRANT_INSTALL = 2; 407 408 /** Permission grant: grant the permission as a runtime one. */ 409 private static final int GRANT_RUNTIME = 3; 410 411 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 412 private static final int GRANT_UPGRADE = 4; 413 414 /** Canonical intent used to identify what counts as a "web browser" app */ 415 private static final Intent sBrowserIntent; 416 static { 417 sBrowserIntent = new Intent(); 418 sBrowserIntent.setAction(Intent.ACTION_VIEW); 419 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 420 sBrowserIntent.setData(Uri.parse("http:")); 421 } 422 423 final ServiceThread mHandlerThread; 424 425 final PackageHandler mHandler; 426 427 /** 428 * Messages for {@link #mHandler} that need to wait for system ready before 429 * being dispatched. 430 */ 431 private ArrayList<Message> mPostSystemReadyMessages; 432 433 final int mSdkVersion = Build.VERSION.SDK_INT; 434 435 final Context mContext; 436 final boolean mFactoryTest; 437 final boolean mOnlyCore; 438 final DisplayMetrics mMetrics; 439 final int mDefParseFlags; 440 final String[] mSeparateProcesses; 441 final boolean mIsUpgrade; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 final File mEphemeralInstallDir; 454 455 /** 456 * Directory to which applications installed internally have their 457 * 32 bit native libraries copied. 458 */ 459 private File mAppLib32InstallDir; 460 461 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 462 // apps. 463 final File mDrmAppPrivateInstallDir; 464 465 // ---------------------------------------------------------------- 466 467 // Lock for state used when installing and doing other long running 468 // operations. Methods that must be called with this lock held have 469 // the suffix "LI". 470 final Object mInstallLock = new Object(); 471 472 // ---------------------------------------------------------------- 473 474 // Keys are String (package name), values are Package. This also serves 475 // as the lock for the global state. Methods that must be called with 476 // this lock held have the prefix "LP". 477 @GuardedBy("mPackages") 478 final ArrayMap<String, PackageParser.Package> mPackages = 479 new ArrayMap<String, PackageParser.Package>(); 480 481 // Tracks available target package names -> overlay package paths. 482 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 483 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 484 485 /** 486 * Tracks new system packages [received in an OTA] that we expect to 487 * find updated user-installed versions. Keys are package name, values 488 * are package location. 489 */ 490 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 491 492 /** 493 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 494 */ 495 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 496 /** 497 * Whether or not system app permissions should be promoted from install to runtime. 498 */ 499 boolean mPromoteSystemApps; 500 501 final Settings mSettings; 502 boolean mRestoredSettings; 503 504 // System configuration read by SystemConfig. 505 final int[] mGlobalGids; 506 final SparseArray<ArraySet<String>> mSystemPermissions; 507 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 508 509 // If mac_permissions.xml was found for seinfo labeling. 510 boolean mFoundPolicyFile; 511 512 // If a recursive restorecon of /data/data/<pkg> is needed. 513 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 514 515 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 516 517 public static final class SharedLibraryEntry { 518 public final String path; 519 public final String apk; 520 521 SharedLibraryEntry(String _path, String _apk) { 522 path = _path; 523 apk = _apk; 524 } 525 } 526 527 // Currently known shared libraries. 528 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 529 new ArrayMap<String, SharedLibraryEntry>(); 530 531 // All available activities, for your resolving pleasure. 532 final ActivityIntentResolver mActivities = 533 new ActivityIntentResolver(); 534 535 // All available receivers, for your resolving pleasure. 536 final ActivityIntentResolver mReceivers = 537 new ActivityIntentResolver(); 538 539 // All available services, for your resolving pleasure. 540 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 541 542 // All available providers, for your resolving pleasure. 543 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 544 545 // Mapping from provider base names (first directory in content URI codePath) 546 // to the provider information. 547 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 548 new ArrayMap<String, PackageParser.Provider>(); 549 550 // Mapping from instrumentation class names to info about them. 551 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 552 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 553 554 // Mapping from permission names to info about them. 555 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 556 new ArrayMap<String, PackageParser.PermissionGroup>(); 557 558 // Packages whose data we have transfered into another package, thus 559 // should no longer exist. 560 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 561 562 // Broadcast actions that are only available to the system. 563 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 564 565 /** List of packages waiting for verification. */ 566 final SparseArray<PackageVerificationState> mPendingVerification 567 = new SparseArray<PackageVerificationState>(); 568 569 /** Set of packages associated with each app op permission. */ 570 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 571 572 final PackageInstallerService mInstallerService; 573 574 private final PackageDexOptimizer mPackageDexOptimizer; 575 576 private AtomicInteger mNextMoveId = new AtomicInteger(); 577 private final MoveCallbacks mMoveCallbacks; 578 579 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 580 581 // Cache of users who need badging. 582 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 583 584 /** Token for keys in mPendingVerification. */ 585 private int mPendingVerificationToken = 0; 586 587 volatile boolean mSystemReady; 588 volatile boolean mSafeMode; 589 volatile boolean mHasSystemUidErrors; 590 591 ApplicationInfo mAndroidApplication; 592 final ActivityInfo mResolveActivity = new ActivityInfo(); 593 final ResolveInfo mResolveInfo = new ResolveInfo(); 594 ComponentName mResolveComponentName; 595 PackageParser.Package mPlatformPackage; 596 ComponentName mCustomResolverComponentName; 597 598 boolean mResolverReplaced = false; 599 600 private final ComponentName mIntentFilterVerifierComponent; 601 private int mIntentFilterVerificationToken = 0; 602 603 /** Component that knows whether or not an ephemeral application exists */ 604 final ComponentName mEphemeralResolverComponent; 605 /** The service connection to the ephemeral resolver */ 606 final EphemeralResolverConnection mEphemeralResolverConnection; 607 608 /** Component used to install ephemeral applications */ 609 final ComponentName mEphemeralInstallerComponent; 610 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 611 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 612 613 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 614 = new SparseArray<IntentFilterVerificationState>(); 615 616 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 617 new DefaultPermissionGrantPolicy(this); 618 619 // List of packages names to keep cached, even if they are uninstalled for all users 620 private List<String> mKeepUninstalledPackages; 621 622 private static class IFVerificationParams { 623 PackageParser.Package pkg; 624 boolean replacing; 625 int userId; 626 int verifierUid; 627 628 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 629 int _userId, int _verifierUid) { 630 pkg = _pkg; 631 replacing = _replacing; 632 userId = _userId; 633 replacing = _replacing; 634 verifierUid = _verifierUid; 635 } 636 } 637 638 private interface IntentFilterVerifier<T extends IntentFilter> { 639 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 640 T filter, String packageName); 641 void startVerifications(int userId); 642 void receiveVerificationResponse(int verificationId); 643 } 644 645 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 646 private Context mContext; 647 private ComponentName mIntentFilterVerifierComponent; 648 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 649 650 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 651 mContext = context; 652 mIntentFilterVerifierComponent = verifierComponent; 653 } 654 655 private String getDefaultScheme() { 656 return IntentFilter.SCHEME_HTTPS; 657 } 658 659 @Override 660 public void startVerifications(int userId) { 661 // Launch verifications requests 662 int count = mCurrentIntentFilterVerifications.size(); 663 for (int n=0; n<count; n++) { 664 int verificationId = mCurrentIntentFilterVerifications.get(n); 665 final IntentFilterVerificationState ivs = 666 mIntentFilterVerificationStates.get(verificationId); 667 668 String packageName = ivs.getPackageName(); 669 670 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 671 final int filterCount = filters.size(); 672 ArraySet<String> domainsSet = new ArraySet<>(); 673 for (int m=0; m<filterCount; m++) { 674 PackageParser.ActivityIntentInfo filter = filters.get(m); 675 domainsSet.addAll(filter.getHostsList()); 676 } 677 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 678 synchronized (mPackages) { 679 if (mSettings.createIntentFilterVerificationIfNeededLPw( 680 packageName, domainsList) != null) { 681 scheduleWriteSettingsLocked(); 682 } 683 } 684 sendVerificationRequest(userId, verificationId, ivs); 685 } 686 mCurrentIntentFilterVerifications.clear(); 687 } 688 689 private void sendVerificationRequest(int userId, int verificationId, 690 IntentFilterVerificationState ivs) { 691 692 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 693 verificationIntent.putExtra( 694 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 695 verificationId); 696 verificationIntent.putExtra( 697 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 698 getDefaultScheme()); 699 verificationIntent.putExtra( 700 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 701 ivs.getHostsString()); 702 verificationIntent.putExtra( 703 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 704 ivs.getPackageName()); 705 verificationIntent.setComponent(mIntentFilterVerifierComponent); 706 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 707 708 UserHandle user = new UserHandle(userId); 709 mContext.sendBroadcastAsUser(verificationIntent, user); 710 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 711 "Sending IntentFilter verification broadcast"); 712 } 713 714 public void receiveVerificationResponse(int verificationId) { 715 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 716 717 final boolean verified = ivs.isVerified(); 718 719 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 720 final int count = filters.size(); 721 if (DEBUG_DOMAIN_VERIFICATION) { 722 Slog.i(TAG, "Received verification response " + verificationId 723 + " for " + count + " filters, verified=" + verified); 724 } 725 for (int n=0; n<count; n++) { 726 PackageParser.ActivityIntentInfo filter = filters.get(n); 727 filter.setVerified(verified); 728 729 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 730 + " verified with result:" + verified + " and hosts:" 731 + ivs.getHostsString()); 732 } 733 734 mIntentFilterVerificationStates.remove(verificationId); 735 736 final String packageName = ivs.getPackageName(); 737 IntentFilterVerificationInfo ivi = null; 738 739 synchronized (mPackages) { 740 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 741 } 742 if (ivi == null) { 743 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 744 + verificationId + " packageName:" + packageName); 745 return; 746 } 747 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 748 "Updating IntentFilterVerificationInfo for package " + packageName 749 +" verificationId:" + verificationId); 750 751 synchronized (mPackages) { 752 if (verified) { 753 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 754 } else { 755 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 756 } 757 scheduleWriteSettingsLocked(); 758 759 final int userId = ivs.getUserId(); 760 if (userId != UserHandle.USER_ALL) { 761 final int userStatus = 762 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 763 764 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 765 boolean needUpdate = false; 766 767 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 768 // already been set by the User thru the Disambiguation dialog 769 switch (userStatus) { 770 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 771 if (verified) { 772 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 773 } else { 774 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 775 } 776 needUpdate = true; 777 break; 778 779 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 780 if (verified) { 781 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 782 needUpdate = true; 783 } 784 break; 785 786 default: 787 // Nothing to do 788 } 789 790 if (needUpdate) { 791 mSettings.updateIntentFilterVerificationStatusLPw( 792 packageName, updatedStatus, userId); 793 scheduleWritePackageRestrictionsLocked(userId); 794 } 795 } 796 } 797 } 798 799 @Override 800 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 801 ActivityIntentInfo filter, String packageName) { 802 if (!hasValidDomains(filter)) { 803 return false; 804 } 805 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 806 if (ivs == null) { 807 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 808 packageName); 809 } 810 if (DEBUG_DOMAIN_VERIFICATION) { 811 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 812 } 813 ivs.addFilter(filter); 814 return true; 815 } 816 817 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 818 int userId, int verificationId, String packageName) { 819 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 820 verifierUid, userId, packageName); 821 ivs.setPendingState(); 822 synchronized (mPackages) { 823 mIntentFilterVerificationStates.append(verificationId, ivs); 824 mCurrentIntentFilterVerifications.add(verificationId); 825 } 826 return ivs; 827 } 828 } 829 830 private static boolean hasValidDomains(ActivityIntentInfo filter) { 831 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 832 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 833 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 834 } 835 836 private IntentFilterVerifier mIntentFilterVerifier; 837 838 // Set of pending broadcasts for aggregating enable/disable of components. 839 static class PendingPackageBroadcasts { 840 // for each user id, a map of <package name -> components within that package> 841 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 842 843 public PendingPackageBroadcasts() { 844 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 845 } 846 847 public ArrayList<String> get(int userId, String packageName) { 848 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 849 return packages.get(packageName); 850 } 851 852 public void put(int userId, String packageName, ArrayList<String> components) { 853 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 854 packages.put(packageName, components); 855 } 856 857 public void remove(int userId, String packageName) { 858 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 859 if (packages != null) { 860 packages.remove(packageName); 861 } 862 } 863 864 public void remove(int userId) { 865 mUidMap.remove(userId); 866 } 867 868 public int userIdCount() { 869 return mUidMap.size(); 870 } 871 872 public int userIdAt(int n) { 873 return mUidMap.keyAt(n); 874 } 875 876 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 877 return mUidMap.get(userId); 878 } 879 880 public int size() { 881 // total number of pending broadcast entries across all userIds 882 int num = 0; 883 for (int i = 0; i< mUidMap.size(); i++) { 884 num += mUidMap.valueAt(i).size(); 885 } 886 return num; 887 } 888 889 public void clear() { 890 mUidMap.clear(); 891 } 892 893 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 894 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 895 if (map == null) { 896 map = new ArrayMap<String, ArrayList<String>>(); 897 mUidMap.put(userId, map); 898 } 899 return map; 900 } 901 } 902 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 903 904 // Service Connection to remote media container service to copy 905 // package uri's from external media onto secure containers 906 // or internal storage. 907 private IMediaContainerService mContainerService = null; 908 909 static final int SEND_PENDING_BROADCAST = 1; 910 static final int MCS_BOUND = 3; 911 static final int END_COPY = 4; 912 static final int INIT_COPY = 5; 913 static final int MCS_UNBIND = 6; 914 static final int START_CLEANING_PACKAGE = 7; 915 static final int FIND_INSTALL_LOC = 8; 916 static final int POST_INSTALL = 9; 917 static final int MCS_RECONNECT = 10; 918 static final int MCS_GIVE_UP = 11; 919 static final int UPDATED_MEDIA_STATUS = 12; 920 static final int WRITE_SETTINGS = 13; 921 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 922 static final int PACKAGE_VERIFIED = 15; 923 static final int CHECK_PENDING_VERIFICATION = 16; 924 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 925 static final int INTENT_FILTER_VERIFIED = 18; 926 927 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 928 929 // Delay time in millisecs 930 static final int BROADCAST_DELAY = 10 * 1000; 931 932 static UserManagerService sUserManager; 933 934 // Stores a list of users whose package restrictions file needs to be updated 935 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 936 937 final private DefaultContainerConnection mDefContainerConn = 938 new DefaultContainerConnection(); 939 class DefaultContainerConnection implements ServiceConnection { 940 public void onServiceConnected(ComponentName name, IBinder service) { 941 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 942 IMediaContainerService imcs = 943 IMediaContainerService.Stub.asInterface(service); 944 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 945 } 946 947 public void onServiceDisconnected(ComponentName name) { 948 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 949 } 950 } 951 952 // Recordkeeping of restore-after-install operations that are currently in flight 953 // between the Package Manager and the Backup Manager 954 static class PostInstallData { 955 public InstallArgs args; 956 public PackageInstalledInfo res; 957 958 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 959 args = _a; 960 res = _r; 961 } 962 } 963 964 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 965 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 966 967 // XML tags for backup/restore of various bits of state 968 private static final String TAG_PREFERRED_BACKUP = "pa"; 969 private static final String TAG_DEFAULT_APPS = "da"; 970 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 971 972 final String mRequiredVerifierPackage; 973 final String mRequiredInstallerPackage; 974 975 private final PackageUsage mPackageUsage = new PackageUsage(); 976 977 private class PackageUsage { 978 private static final int WRITE_INTERVAL 979 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 980 981 private final Object mFileLock = new Object(); 982 private final AtomicLong mLastWritten = new AtomicLong(0); 983 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 984 985 private boolean mIsHistoricalPackageUsageAvailable = true; 986 987 boolean isHistoricalPackageUsageAvailable() { 988 return mIsHistoricalPackageUsageAvailable; 989 } 990 991 void write(boolean force) { 992 if (force) { 993 writeInternal(); 994 return; 995 } 996 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 997 && !DEBUG_DEXOPT) { 998 return; 999 } 1000 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1001 new Thread("PackageUsage_DiskWriter") { 1002 @Override 1003 public void run() { 1004 try { 1005 writeInternal(); 1006 } finally { 1007 mBackgroundWriteRunning.set(false); 1008 } 1009 } 1010 }.start(); 1011 } 1012 } 1013 1014 private void writeInternal() { 1015 synchronized (mPackages) { 1016 synchronized (mFileLock) { 1017 AtomicFile file = getFile(); 1018 FileOutputStream f = null; 1019 try { 1020 f = file.startWrite(); 1021 BufferedOutputStream out = new BufferedOutputStream(f); 1022 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1023 StringBuilder sb = new StringBuilder(); 1024 for (PackageParser.Package pkg : mPackages.values()) { 1025 if (pkg.mLastPackageUsageTimeInMills == 0) { 1026 continue; 1027 } 1028 sb.setLength(0); 1029 sb.append(pkg.packageName); 1030 sb.append(' '); 1031 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1032 sb.append('\n'); 1033 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1034 } 1035 out.flush(); 1036 file.finishWrite(f); 1037 } catch (IOException e) { 1038 if (f != null) { 1039 file.failWrite(f); 1040 } 1041 Log.e(TAG, "Failed to write package usage times", e); 1042 } 1043 } 1044 } 1045 mLastWritten.set(SystemClock.elapsedRealtime()); 1046 } 1047 1048 void readLP() { 1049 synchronized (mFileLock) { 1050 AtomicFile file = getFile(); 1051 BufferedInputStream in = null; 1052 try { 1053 in = new BufferedInputStream(file.openRead()); 1054 StringBuffer sb = new StringBuffer(); 1055 while (true) { 1056 String packageName = readToken(in, sb, ' '); 1057 if (packageName == null) { 1058 break; 1059 } 1060 String timeInMillisString = readToken(in, sb, '\n'); 1061 if (timeInMillisString == null) { 1062 throw new IOException("Failed to find last usage time for package " 1063 + packageName); 1064 } 1065 PackageParser.Package pkg = mPackages.get(packageName); 1066 if (pkg == null) { 1067 continue; 1068 } 1069 long timeInMillis; 1070 try { 1071 timeInMillis = Long.parseLong(timeInMillisString); 1072 } catch (NumberFormatException e) { 1073 throw new IOException("Failed to parse " + timeInMillisString 1074 + " as a long.", e); 1075 } 1076 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1077 } 1078 } catch (FileNotFoundException expected) { 1079 mIsHistoricalPackageUsageAvailable = false; 1080 } catch (IOException e) { 1081 Log.w(TAG, "Failed to read package usage times", e); 1082 } finally { 1083 IoUtils.closeQuietly(in); 1084 } 1085 } 1086 mLastWritten.set(SystemClock.elapsedRealtime()); 1087 } 1088 1089 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1090 throws IOException { 1091 sb.setLength(0); 1092 while (true) { 1093 int ch = in.read(); 1094 if (ch == -1) { 1095 if (sb.length() == 0) { 1096 return null; 1097 } 1098 throw new IOException("Unexpected EOF"); 1099 } 1100 if (ch == endOfToken) { 1101 return sb.toString(); 1102 } 1103 sb.append((char)ch); 1104 } 1105 } 1106 1107 private AtomicFile getFile() { 1108 File dataDir = Environment.getDataDirectory(); 1109 File systemDir = new File(dataDir, "system"); 1110 File fname = new File(systemDir, "package-usage.list"); 1111 return new AtomicFile(fname); 1112 } 1113 } 1114 1115 class PackageHandler extends Handler { 1116 private boolean mBound = false; 1117 final ArrayList<HandlerParams> mPendingInstalls = 1118 new ArrayList<HandlerParams>(); 1119 1120 private boolean connectToService() { 1121 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1122 " DefaultContainerService"); 1123 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1125 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1126 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1127 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1128 mBound = true; 1129 return true; 1130 } 1131 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1132 return false; 1133 } 1134 1135 private void disconnectService() { 1136 mContainerService = null; 1137 mBound = false; 1138 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1139 mContext.unbindService(mDefContainerConn); 1140 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1141 } 1142 1143 PackageHandler(Looper looper) { 1144 super(looper); 1145 } 1146 1147 public void handleMessage(Message msg) { 1148 try { 1149 doHandleMessage(msg); 1150 } finally { 1151 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1152 } 1153 } 1154 1155 void doHandleMessage(Message msg) { 1156 switch (msg.what) { 1157 case INIT_COPY: { 1158 HandlerParams params = (HandlerParams) msg.obj; 1159 int idx = mPendingInstalls.size(); 1160 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1161 // If a bind was already initiated we dont really 1162 // need to do anything. The pending install 1163 // will be processed later on. 1164 if (!mBound) { 1165 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1166 System.identityHashCode(mHandler)); 1167 // If this is the only one pending we might 1168 // have to bind to the service again. 1169 if (!connectToService()) { 1170 Slog.e(TAG, "Failed to bind to media container service"); 1171 params.serviceError(); 1172 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1173 System.identityHashCode(mHandler)); 1174 if (params.traceMethod != null) { 1175 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1176 params.traceCookie); 1177 } 1178 return; 1179 } else { 1180 // Once we bind to the service, the first 1181 // pending request will be processed. 1182 mPendingInstalls.add(idx, params); 1183 } 1184 } else { 1185 mPendingInstalls.add(idx, params); 1186 // Already bound to the service. Just make 1187 // sure we trigger off processing the first request. 1188 if (idx == 0) { 1189 mHandler.sendEmptyMessage(MCS_BOUND); 1190 } 1191 } 1192 break; 1193 } 1194 case MCS_BOUND: { 1195 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1196 if (msg.obj != null) { 1197 mContainerService = (IMediaContainerService) msg.obj; 1198 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1199 System.identityHashCode(mHandler)); 1200 } 1201 if (mContainerService == null) { 1202 if (!mBound) { 1203 // Something seriously wrong since we are not bound and we are not 1204 // waiting for connection. Bail out. 1205 Slog.e(TAG, "Cannot bind to media container service"); 1206 for (HandlerParams params : mPendingInstalls) { 1207 // Indicate service bind error 1208 params.serviceError(); 1209 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1210 System.identityHashCode(params)); 1211 if (params.traceMethod != null) { 1212 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1213 params.traceMethod, params.traceCookie); 1214 } 1215 return; 1216 } 1217 mPendingInstalls.clear(); 1218 } else { 1219 Slog.w(TAG, "Waiting to connect to media container service"); 1220 } 1221 } else if (mPendingInstalls.size() > 0) { 1222 HandlerParams params = mPendingInstalls.get(0); 1223 if (params != null) { 1224 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1225 System.identityHashCode(params)); 1226 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1227 if (params.startCopy()) { 1228 // We are done... look for more work or to 1229 // go idle. 1230 if (DEBUG_SD_INSTALL) Log.i(TAG, 1231 "Checking for more work or unbind..."); 1232 // Delete pending install 1233 if (mPendingInstalls.size() > 0) { 1234 mPendingInstalls.remove(0); 1235 } 1236 if (mPendingInstalls.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_SD_INSTALL) Log.i(TAG, 1239 "Posting delayed MCS_UNBIND"); 1240 removeMessages(MCS_UNBIND); 1241 Message ubmsg = obtainMessage(MCS_UNBIND); 1242 // Unbind after a little delay, to avoid 1243 // continual thrashing. 1244 sendMessageDelayed(ubmsg, 10000); 1245 } 1246 } else { 1247 // There are more pending requests in queue. 1248 // Just post MCS_BOUND message to trigger processing 1249 // of next pending install. 1250 if (DEBUG_SD_INSTALL) Log.i(TAG, 1251 "Posting MCS_BOUND for next work"); 1252 mHandler.sendEmptyMessage(MCS_BOUND); 1253 } 1254 } 1255 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1256 } 1257 } else { 1258 // Should never happen ideally. 1259 Slog.w(TAG, "Empty queue"); 1260 } 1261 break; 1262 } 1263 case MCS_RECONNECT: { 1264 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1265 if (mPendingInstalls.size() > 0) { 1266 if (mBound) { 1267 disconnectService(); 1268 } 1269 if (!connectToService()) { 1270 Slog.e(TAG, "Failed to bind to media container service"); 1271 for (HandlerParams params : mPendingInstalls) { 1272 // Indicate service bind error 1273 params.serviceError(); 1274 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1275 System.identityHashCode(params)); 1276 } 1277 mPendingInstalls.clear(); 1278 } 1279 } 1280 break; 1281 } 1282 case MCS_UNBIND: { 1283 // If there is no actual work left, then time to unbind. 1284 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1285 1286 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1287 if (mBound) { 1288 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1289 1290 disconnectService(); 1291 } 1292 } else if (mPendingInstalls.size() > 0) { 1293 // There are more pending requests in queue. 1294 // Just post MCS_BOUND message to trigger processing 1295 // of next pending install. 1296 mHandler.sendEmptyMessage(MCS_BOUND); 1297 } 1298 1299 break; 1300 } 1301 case MCS_GIVE_UP: { 1302 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1303 HandlerParams params = mPendingInstalls.remove(0); 1304 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1305 System.identityHashCode(params)); 1306 break; 1307 } 1308 case SEND_PENDING_BROADCAST: { 1309 String packages[]; 1310 ArrayList<String> components[]; 1311 int size = 0; 1312 int uids[]; 1313 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1314 synchronized (mPackages) { 1315 if (mPendingBroadcasts == null) { 1316 return; 1317 } 1318 size = mPendingBroadcasts.size(); 1319 if (size <= 0) { 1320 // Nothing to be done. Just return 1321 return; 1322 } 1323 packages = new String[size]; 1324 components = new ArrayList[size]; 1325 uids = new int[size]; 1326 int i = 0; // filling out the above arrays 1327 1328 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1329 int packageUserId = mPendingBroadcasts.userIdAt(n); 1330 Iterator<Map.Entry<String, ArrayList<String>>> it 1331 = mPendingBroadcasts.packagesForUserId(packageUserId) 1332 .entrySet().iterator(); 1333 while (it.hasNext() && i < size) { 1334 Map.Entry<String, ArrayList<String>> ent = it.next(); 1335 packages[i] = ent.getKey(); 1336 components[i] = ent.getValue(); 1337 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1338 uids[i] = (ps != null) 1339 ? UserHandle.getUid(packageUserId, ps.appId) 1340 : -1; 1341 i++; 1342 } 1343 } 1344 size = i; 1345 mPendingBroadcasts.clear(); 1346 } 1347 // Send broadcasts 1348 for (int i = 0; i < size; i++) { 1349 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1350 } 1351 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1352 break; 1353 } 1354 case START_CLEANING_PACKAGE: { 1355 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1356 final String packageName = (String)msg.obj; 1357 final int userId = msg.arg1; 1358 final boolean andCode = msg.arg2 != 0; 1359 synchronized (mPackages) { 1360 if (userId == UserHandle.USER_ALL) { 1361 int[] users = sUserManager.getUserIds(); 1362 for (int user : users) { 1363 mSettings.addPackageToCleanLPw( 1364 new PackageCleanItem(user, packageName, andCode)); 1365 } 1366 } else { 1367 mSettings.addPackageToCleanLPw( 1368 new PackageCleanItem(userId, packageName, andCode)); 1369 } 1370 } 1371 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1372 startCleaningPackages(); 1373 } break; 1374 case POST_INSTALL: { 1375 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1376 1377 PostInstallData data = mRunningInstalls.get(msg.arg1); 1378 mRunningInstalls.delete(msg.arg1); 1379 boolean deleteOld = false; 1380 1381 if (data != null) { 1382 InstallArgs args = data.args; 1383 PackageInstalledInfo res = data.res; 1384 1385 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1386 final String packageName = res.pkg.applicationInfo.packageName; 1387 res.removedInfo.sendBroadcast(false, true, false); 1388 Bundle extras = new Bundle(1); 1389 extras.putInt(Intent.EXTRA_UID, res.uid); 1390 1391 // Now that we successfully installed the package, grant runtime 1392 // permissions if requested before broadcasting the install. 1393 if ((args.installFlags 1394 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1395 && res.pkg.applicationInfo.targetSdkVersion 1396 >= Build.VERSION_CODES.M) { 1397 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1398 args.installGrantPermissions); 1399 } 1400 1401 synchronized (mPackages) { 1402 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1403 } 1404 1405 // Determine the set of users who are adding this 1406 // package for the first time vs. those who are seeing 1407 // an update. 1408 int[] firstUsers; 1409 int[] updateUsers = new int[0]; 1410 if (res.origUsers == null || res.origUsers.length == 0) { 1411 firstUsers = res.newUsers; 1412 } else { 1413 firstUsers = new int[0]; 1414 for (int i=0; i<res.newUsers.length; i++) { 1415 int user = res.newUsers[i]; 1416 boolean isNew = true; 1417 for (int j=0; j<res.origUsers.length; j++) { 1418 if (res.origUsers[j] == user) { 1419 isNew = false; 1420 break; 1421 } 1422 } 1423 if (isNew) { 1424 int[] newFirst = new int[firstUsers.length+1]; 1425 System.arraycopy(firstUsers, 0, newFirst, 0, 1426 firstUsers.length); 1427 newFirst[firstUsers.length] = user; 1428 firstUsers = newFirst; 1429 } else { 1430 int[] newUpdate = new int[updateUsers.length+1]; 1431 System.arraycopy(updateUsers, 0, newUpdate, 0, 1432 updateUsers.length); 1433 newUpdate[updateUsers.length] = user; 1434 updateUsers = newUpdate; 1435 } 1436 } 1437 } 1438 // don't broadcast for ephemeral installs/updates 1439 final boolean isEphemeral = isEphemeral(res.pkg); 1440 if (!isEphemeral) { 1441 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1442 extras, 0 /*flags*/, null /*targetPackage*/, 1443 null /*finishedReceiver*/, firstUsers); 1444 } 1445 final boolean update = res.removedInfo.removedPackage != null; 1446 if (update) { 1447 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1448 } 1449 if (!isEphemeral) { 1450 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1451 extras, 0 /*flags*/, null /*targetPackage*/, 1452 null /*finishedReceiver*/, updateUsers); 1453 } 1454 if (update) { 1455 if (!isEphemeral) { 1456 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1457 packageName, extras, 0 /*flags*/, 1458 null /*targetPackage*/, null /*finishedReceiver*/, 1459 updateUsers); 1460 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1461 null /*package*/, null /*extras*/, 0 /*flags*/, 1462 packageName /*targetPackage*/, 1463 null /*finishedReceiver*/, updateUsers); 1464 } 1465 1466 // treat asec-hosted packages like removable media on upgrade 1467 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1468 if (DEBUG_INSTALL) { 1469 Slog.i(TAG, "upgrading pkg " + res.pkg 1470 + " is ASEC-hosted -> AVAILABLE"); 1471 } 1472 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1473 ArrayList<String> pkgList = new ArrayList<String>(1); 1474 pkgList.add(packageName); 1475 sendResourcesChangedBroadcast(true, true, 1476 pkgList,uidArray, null); 1477 } 1478 } 1479 if (res.removedInfo.args != null) { 1480 // Remove the replaced package's older resources safely now 1481 deleteOld = true; 1482 } 1483 1484 // If this app is a browser and it's newly-installed for some 1485 // users, clear any default-browser state in those users 1486 if (firstUsers.length > 0) { 1487 // the app's nature doesn't depend on the user, so we can just 1488 // check its browser nature in any user and generalize. 1489 if (packageIsBrowser(packageName, firstUsers[0])) { 1490 synchronized (mPackages) { 1491 for (int userId : firstUsers) { 1492 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1493 } 1494 } 1495 } 1496 } 1497 // Log current value of "unknown sources" setting 1498 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1499 getUnknownSourcesSettings()); 1500 } 1501 // Force a gc to clear up things 1502 Runtime.getRuntime().gc(); 1503 // We delete after a gc for applications on sdcard. 1504 if (deleteOld) { 1505 synchronized (mInstallLock) { 1506 res.removedInfo.args.doPostDeleteLI(true); 1507 } 1508 } 1509 if (args.observer != null) { 1510 try { 1511 Bundle extras = extrasForInstallResult(res); 1512 args.observer.onPackageInstalled(res.name, res.returnCode, 1513 res.returnMsg, extras); 1514 } catch (RemoteException e) { 1515 Slog.i(TAG, "Observer no longer exists."); 1516 } 1517 } 1518 if (args.traceMethod != null) { 1519 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1520 args.traceCookie); 1521 } 1522 return; 1523 } else { 1524 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1525 } 1526 1527 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1528 } break; 1529 case UPDATED_MEDIA_STATUS: { 1530 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1531 boolean reportStatus = msg.arg1 == 1; 1532 boolean doGc = msg.arg2 == 1; 1533 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1534 if (doGc) { 1535 // Force a gc to clear up stale containers. 1536 Runtime.getRuntime().gc(); 1537 } 1538 if (msg.obj != null) { 1539 @SuppressWarnings("unchecked") 1540 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1541 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1542 // Unload containers 1543 unloadAllContainers(args); 1544 } 1545 if (reportStatus) { 1546 try { 1547 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1548 PackageHelper.getMountService().finishMediaUpdate(); 1549 } catch (RemoteException e) { 1550 Log.e(TAG, "MountService not running?"); 1551 } 1552 } 1553 } break; 1554 case WRITE_SETTINGS: { 1555 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1556 synchronized (mPackages) { 1557 removeMessages(WRITE_SETTINGS); 1558 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1559 mSettings.writeLPr(); 1560 mDirtyUsers.clear(); 1561 } 1562 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1563 } break; 1564 case WRITE_PACKAGE_RESTRICTIONS: { 1565 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1566 synchronized (mPackages) { 1567 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1568 for (int userId : mDirtyUsers) { 1569 mSettings.writePackageRestrictionsLPr(userId); 1570 } 1571 mDirtyUsers.clear(); 1572 } 1573 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1574 } break; 1575 case CHECK_PENDING_VERIFICATION: { 1576 final int verificationId = msg.arg1; 1577 final PackageVerificationState state = mPendingVerification.get(verificationId); 1578 1579 if ((state != null) && !state.timeoutExtended()) { 1580 final InstallArgs args = state.getInstallArgs(); 1581 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1582 1583 Slog.i(TAG, "Verification timed out for " + originUri); 1584 mPendingVerification.remove(verificationId); 1585 1586 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1587 1588 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1589 Slog.i(TAG, "Continuing with installation of " + originUri); 1590 state.setVerifierResponse(Binder.getCallingUid(), 1591 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1592 broadcastPackageVerified(verificationId, originUri, 1593 PackageManager.VERIFICATION_ALLOW, 1594 state.getInstallArgs().getUser()); 1595 try { 1596 ret = args.copyApk(mContainerService, true); 1597 } catch (RemoteException e) { 1598 Slog.e(TAG, "Could not contact the ContainerService"); 1599 } 1600 } else { 1601 broadcastPackageVerified(verificationId, originUri, 1602 PackageManager.VERIFICATION_REJECT, 1603 state.getInstallArgs().getUser()); 1604 } 1605 1606 Trace.asyncTraceEnd( 1607 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1608 1609 processPendingInstall(args, ret); 1610 mHandler.sendEmptyMessage(MCS_UNBIND); 1611 } 1612 break; 1613 } 1614 case PACKAGE_VERIFIED: { 1615 final int verificationId = msg.arg1; 1616 1617 final PackageVerificationState state = mPendingVerification.get(verificationId); 1618 if (state == null) { 1619 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1620 break; 1621 } 1622 1623 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1624 1625 state.setVerifierResponse(response.callerUid, response.code); 1626 1627 if (state.isVerificationComplete()) { 1628 mPendingVerification.remove(verificationId); 1629 1630 final InstallArgs args = state.getInstallArgs(); 1631 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1632 1633 int ret; 1634 if (state.isInstallAllowed()) { 1635 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1636 broadcastPackageVerified(verificationId, originUri, 1637 response.code, state.getInstallArgs().getUser()); 1638 try { 1639 ret = args.copyApk(mContainerService, true); 1640 } catch (RemoteException e) { 1641 Slog.e(TAG, "Could not contact the ContainerService"); 1642 } 1643 } else { 1644 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1645 } 1646 1647 Trace.asyncTraceEnd( 1648 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1649 1650 processPendingInstall(args, ret); 1651 mHandler.sendEmptyMessage(MCS_UNBIND); 1652 } 1653 1654 break; 1655 } 1656 case START_INTENT_FILTER_VERIFICATIONS: { 1657 IFVerificationParams params = (IFVerificationParams) msg.obj; 1658 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1659 params.replacing, params.pkg); 1660 break; 1661 } 1662 case INTENT_FILTER_VERIFIED: { 1663 final int verificationId = msg.arg1; 1664 1665 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1666 verificationId); 1667 if (state == null) { 1668 Slog.w(TAG, "Invalid IntentFilter verification token " 1669 + verificationId + " received"); 1670 break; 1671 } 1672 1673 final int userId = state.getUserId(); 1674 1675 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1676 "Processing IntentFilter verification with token:" 1677 + verificationId + " and userId:" + userId); 1678 1679 final IntentFilterVerificationResponse response = 1680 (IntentFilterVerificationResponse) msg.obj; 1681 1682 state.setVerifierResponse(response.callerUid, response.code); 1683 1684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1685 "IntentFilter verification with token:" + verificationId 1686 + " and userId:" + userId 1687 + " is settings verifier response with response code:" 1688 + response.code); 1689 1690 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1691 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1692 + response.getFailedDomainsString()); 1693 } 1694 1695 if (state.isVerificationComplete()) { 1696 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1697 } else { 1698 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1699 "IntentFilter verification with token:" + verificationId 1700 + " was not said to be complete"); 1701 } 1702 1703 break; 1704 } 1705 } 1706 } 1707 } 1708 1709 private StorageEventListener mStorageListener = new StorageEventListener() { 1710 @Override 1711 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1712 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1713 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1714 final String volumeUuid = vol.getFsUuid(); 1715 1716 // Clean up any users or apps that were removed or recreated 1717 // while this volume was missing 1718 reconcileUsers(volumeUuid); 1719 reconcileApps(volumeUuid); 1720 1721 // Clean up any install sessions that expired or were 1722 // cancelled while this volume was missing 1723 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1724 1725 loadPrivatePackages(vol); 1726 1727 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1728 unloadPrivatePackages(vol); 1729 } 1730 } 1731 1732 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1733 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1734 updateExternalMediaStatus(true, false); 1735 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1736 updateExternalMediaStatus(false, false); 1737 } 1738 } 1739 } 1740 1741 @Override 1742 public void onVolumeForgotten(String fsUuid) { 1743 if (TextUtils.isEmpty(fsUuid)) { 1744 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1745 return; 1746 } 1747 1748 // Remove any apps installed on the forgotten volume 1749 synchronized (mPackages) { 1750 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1751 for (PackageSetting ps : packages) { 1752 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1753 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1754 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1755 } 1756 1757 mSettings.onVolumeForgotten(fsUuid); 1758 mSettings.writeLPr(); 1759 } 1760 } 1761 }; 1762 1763 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1764 String[] grantedPermissions) { 1765 if (userId >= UserHandle.USER_SYSTEM) { 1766 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1767 } else if (userId == UserHandle.USER_ALL) { 1768 final int[] userIds; 1769 synchronized (mPackages) { 1770 userIds = UserManagerService.getInstance().getUserIds(); 1771 } 1772 for (int someUserId : userIds) { 1773 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1774 } 1775 } 1776 1777 // We could have touched GID membership, so flush out packages.list 1778 synchronized (mPackages) { 1779 mSettings.writePackageListLPr(); 1780 } 1781 } 1782 1783 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1784 String[] grantedPermissions) { 1785 SettingBase sb = (SettingBase) pkg.mExtras; 1786 if (sb == null) { 1787 return; 1788 } 1789 1790 PermissionsState permissionsState = sb.getPermissionsState(); 1791 1792 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1793 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1794 1795 synchronized (mPackages) { 1796 for (String permission : pkg.requestedPermissions) { 1797 BasePermission bp = mSettings.mPermissions.get(permission); 1798 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1799 && (grantedPermissions == null 1800 || ArrayUtils.contains(grantedPermissions, permission))) { 1801 final int flags = permissionsState.getPermissionFlags(permission, userId); 1802 // Installer cannot change immutable permissions. 1803 if ((flags & immutableFlags) == 0) { 1804 grantRuntimePermission(pkg.packageName, permission, userId); 1805 } 1806 } 1807 } 1808 } 1809 } 1810 1811 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1812 Bundle extras = null; 1813 switch (res.returnCode) { 1814 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1815 extras = new Bundle(); 1816 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1817 res.origPermission); 1818 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1819 res.origPackage); 1820 break; 1821 } 1822 case PackageManager.INSTALL_SUCCEEDED: { 1823 extras = new Bundle(); 1824 extras.putBoolean(Intent.EXTRA_REPLACING, 1825 res.removedInfo != null && res.removedInfo.removedPackage != null); 1826 break; 1827 } 1828 } 1829 return extras; 1830 } 1831 1832 void scheduleWriteSettingsLocked() { 1833 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1834 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1835 } 1836 } 1837 1838 void scheduleWritePackageRestrictionsLocked(int userId) { 1839 if (!sUserManager.exists(userId)) return; 1840 mDirtyUsers.add(userId); 1841 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1842 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1843 } 1844 } 1845 1846 public static PackageManagerService main(Context context, Installer installer, 1847 boolean factoryTest, boolean onlyCore) { 1848 PackageManagerService m = new PackageManagerService(context, installer, 1849 factoryTest, onlyCore); 1850 m.enableSystemUserPackages(); 1851 ServiceManager.addService("package", m); 1852 return m; 1853 } 1854 1855 private void enableSystemUserPackages() { 1856 if (!UserManager.isSplitSystemUser()) { 1857 return; 1858 } 1859 // For system user, enable apps based on the following conditions: 1860 // - app is whitelisted or belong to one of these groups: 1861 // -- system app which has no launcher icons 1862 // -- system app which has INTERACT_ACROSS_USERS permission 1863 // -- system IME app 1864 // - app is not in the blacklist 1865 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1866 Set<String> enableApps = new ArraySet<>(); 1867 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1868 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1869 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1870 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1871 enableApps.addAll(wlApps); 1872 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1873 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1874 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1875 enableApps.removeAll(blApps); 1876 Log.i(TAG, "Applications installed for system user: " + enableApps); 1877 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1878 UserHandle.SYSTEM); 1879 final int allAppsSize = allAps.size(); 1880 synchronized (mPackages) { 1881 for (int i = 0; i < allAppsSize; i++) { 1882 String pName = allAps.get(i); 1883 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1884 // Should not happen, but we shouldn't be failing if it does 1885 if (pkgSetting == null) { 1886 continue; 1887 } 1888 boolean install = enableApps.contains(pName); 1889 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1890 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1891 + " for system user"); 1892 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1893 } 1894 } 1895 } 1896 } 1897 1898 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1899 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1900 Context.DISPLAY_SERVICE); 1901 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1902 } 1903 1904 public PackageManagerService(Context context, Installer installer, 1905 boolean factoryTest, boolean onlyCore) { 1906 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1907 SystemClock.uptimeMillis()); 1908 1909 if (mSdkVersion <= 0) { 1910 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1911 } 1912 1913 mContext = context; 1914 mFactoryTest = factoryTest; 1915 mOnlyCore = onlyCore; 1916 mMetrics = new DisplayMetrics(); 1917 mSettings = new Settings(mPackages); 1918 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1919 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1920 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1921 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1922 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1923 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1924 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1925 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1926 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1927 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1928 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1929 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1930 1931 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1932 if (separateProcesses != null && separateProcesses.length() > 0) { 1933 if ("*".equals(separateProcesses)) { 1934 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1935 mSeparateProcesses = null; 1936 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1937 } else { 1938 mDefParseFlags = 0; 1939 mSeparateProcesses = separateProcesses.split(","); 1940 Slog.w(TAG, "Running with debug.separate_processes: " 1941 + separateProcesses); 1942 } 1943 } else { 1944 mDefParseFlags = 0; 1945 mSeparateProcesses = null; 1946 } 1947 1948 mInstaller = installer; 1949 mPackageDexOptimizer = new PackageDexOptimizer(this); 1950 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1951 1952 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1953 FgThread.get().getLooper()); 1954 1955 getDefaultDisplayMetrics(context, mMetrics); 1956 1957 SystemConfig systemConfig = SystemConfig.getInstance(); 1958 mGlobalGids = systemConfig.getGlobalGids(); 1959 mSystemPermissions = systemConfig.getSystemPermissions(); 1960 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1961 1962 synchronized (mInstallLock) { 1963 // writer 1964 synchronized (mPackages) { 1965 mHandlerThread = new ServiceThread(TAG, 1966 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1967 mHandlerThread.start(); 1968 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1969 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1970 1971 File dataDir = Environment.getDataDirectory(); 1972 mAppInstallDir = new File(dataDir, "app"); 1973 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1974 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1975 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1976 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1977 1978 sUserManager = new UserManagerService(context, this, mPackages); 1979 1980 // Propagate permission configuration in to package manager. 1981 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1982 = systemConfig.getPermissions(); 1983 for (int i=0; i<permConfig.size(); i++) { 1984 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1985 BasePermission bp = mSettings.mPermissions.get(perm.name); 1986 if (bp == null) { 1987 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1988 mSettings.mPermissions.put(perm.name, bp); 1989 } 1990 if (perm.gids != null) { 1991 bp.setGids(perm.gids, perm.perUser); 1992 } 1993 } 1994 1995 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1996 for (int i=0; i<libConfig.size(); i++) { 1997 mSharedLibraries.put(libConfig.keyAt(i), 1998 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1999 } 2000 2001 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2002 2003 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2004 2005 String customResolverActivity = Resources.getSystem().getString( 2006 R.string.config_customResolverActivity); 2007 if (TextUtils.isEmpty(customResolverActivity)) { 2008 customResolverActivity = null; 2009 } else { 2010 mCustomResolverComponentName = ComponentName.unflattenFromString( 2011 customResolverActivity); 2012 } 2013 2014 long startTime = SystemClock.uptimeMillis(); 2015 2016 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2017 startTime); 2018 2019 // Set flag to monitor and not change apk file paths when 2020 // scanning install directories. 2021 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2022 2023 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2024 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2025 2026 if (bootClassPath == null) { 2027 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2028 } 2029 2030 if (systemServerClassPath == null) { 2031 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2032 } 2033 2034 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2035 final String[] dexCodeInstructionSets = 2036 getDexCodeInstructionSets( 2037 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2038 2039 /** 2040 * Ensure all external libraries have had dexopt run on them. 2041 */ 2042 if (mSharedLibraries.size() > 0) { 2043 // NOTE: For now, we're compiling these system "shared libraries" 2044 // (and framework jars) into all available architectures. It's possible 2045 // to compile them only when we come across an app that uses them (there's 2046 // already logic for that in scanPackageLI) but that adds some complexity. 2047 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2048 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2049 final String lib = libEntry.path; 2050 if (lib == null) { 2051 continue; 2052 } 2053 2054 try { 2055 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2056 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2057 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2058 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2059 } 2060 } catch (FileNotFoundException e) { 2061 Slog.w(TAG, "Library not found: " + lib); 2062 } catch (IOException e) { 2063 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2064 + e.getMessage()); 2065 } 2066 } 2067 } 2068 } 2069 2070 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2071 2072 final VersionInfo ver = mSettings.getInternalVersion(); 2073 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2074 // when upgrading from pre-M, promote system app permissions from install to runtime 2075 mPromoteSystemApps = 2076 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2077 2078 // save off the names of pre-existing system packages prior to scanning; we don't 2079 // want to automatically grant runtime permissions for new system apps 2080 if (mPromoteSystemApps) { 2081 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2082 while (pkgSettingIter.hasNext()) { 2083 PackageSetting ps = pkgSettingIter.next(); 2084 if (isSystemApp(ps)) { 2085 mExistingSystemPackages.add(ps.name); 2086 } 2087 } 2088 } 2089 2090 // Collect vendor overlay packages. 2091 // (Do this before scanning any apps.) 2092 // For security and version matching reason, only consider 2093 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2094 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2095 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2096 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2097 2098 // Find base frameworks (resource packages without code). 2099 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2100 | PackageParser.PARSE_IS_SYSTEM_DIR 2101 | PackageParser.PARSE_IS_PRIVILEGED, 2102 scanFlags | SCAN_NO_DEX, 0); 2103 2104 // Collected privileged system packages. 2105 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2106 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2107 | PackageParser.PARSE_IS_SYSTEM_DIR 2108 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2109 2110 // Collect ordinary system packages. 2111 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2112 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2113 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2114 2115 // Collect all vendor packages. 2116 File vendorAppDir = new File("/vendor/app"); 2117 try { 2118 vendorAppDir = vendorAppDir.getCanonicalFile(); 2119 } catch (IOException e) { 2120 // failed to look up canonical path, continue with original one 2121 } 2122 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2123 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2124 2125 // Collect all OEM packages. 2126 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2127 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2131 mInstaller.moveFiles(); 2132 2133 // Prune any system packages that no longer exist. 2134 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2135 if (!mOnlyCore) { 2136 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2137 while (psit.hasNext()) { 2138 PackageSetting ps = psit.next(); 2139 2140 /* 2141 * If this is not a system app, it can't be a 2142 * disable system app. 2143 */ 2144 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2145 continue; 2146 } 2147 2148 /* 2149 * If the package is scanned, it's not erased. 2150 */ 2151 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2152 if (scannedPkg != null) { 2153 /* 2154 * If the system app is both scanned and in the 2155 * disabled packages list, then it must have been 2156 * added via OTA. Remove it from the currently 2157 * scanned package so the previously user-installed 2158 * application can be scanned. 2159 */ 2160 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2161 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2162 + ps.name + "; removing system app. Last known codePath=" 2163 + ps.codePathString + ", installStatus=" + ps.installStatus 2164 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2165 + scannedPkg.mVersionCode); 2166 removePackageLI(ps, true); 2167 mExpectingBetter.put(ps.name, ps.codePath); 2168 } 2169 2170 continue; 2171 } 2172 2173 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2174 psit.remove(); 2175 logCriticalInfo(Log.WARN, "System package " + ps.name 2176 + " no longer exists; wiping its data"); 2177 removeDataDirsLI(null, ps.name); 2178 } else { 2179 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2180 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2181 possiblyDeletedUpdatedSystemApps.add(ps.name); 2182 } 2183 } 2184 } 2185 } 2186 2187 //look for any incomplete package installations 2188 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2189 //clean up list 2190 for(int i = 0; i < deletePkgsList.size(); i++) { 2191 //clean up here 2192 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2193 } 2194 //delete tmp files 2195 deleteTempPackageFiles(); 2196 2197 // Remove any shared userIDs that have no associated packages 2198 mSettings.pruneSharedUsersLPw(); 2199 2200 if (!mOnlyCore) { 2201 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2202 SystemClock.uptimeMillis()); 2203 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2204 2205 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2206 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2207 2208 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2209 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2210 2211 /** 2212 * Remove disable package settings for any updated system 2213 * apps that were removed via an OTA. If they're not a 2214 * previously-updated app, remove them completely. 2215 * Otherwise, just revoke their system-level permissions. 2216 */ 2217 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2218 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2219 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2220 2221 String msg; 2222 if (deletedPkg == null) { 2223 msg = "Updated system package " + deletedAppName 2224 + " no longer exists; wiping its data"; 2225 removeDataDirsLI(null, deletedAppName); 2226 } else { 2227 msg = "Updated system app + " + deletedAppName 2228 + " no longer present; removing system privileges for " 2229 + deletedAppName; 2230 2231 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2232 2233 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2234 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2235 } 2236 logCriticalInfo(Log.WARN, msg); 2237 } 2238 2239 /** 2240 * Make sure all system apps that we expected to appear on 2241 * the userdata partition actually showed up. If they never 2242 * appeared, crawl back and revive the system version. 2243 */ 2244 for (int i = 0; i < mExpectingBetter.size(); i++) { 2245 final String packageName = mExpectingBetter.keyAt(i); 2246 if (!mPackages.containsKey(packageName)) { 2247 final File scanFile = mExpectingBetter.valueAt(i); 2248 2249 logCriticalInfo(Log.WARN, "Expected better " + packageName 2250 + " but never showed up; reverting to system"); 2251 2252 final int reparseFlags; 2253 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2254 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2255 | PackageParser.PARSE_IS_SYSTEM_DIR 2256 | PackageParser.PARSE_IS_PRIVILEGED; 2257 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2258 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2259 | PackageParser.PARSE_IS_SYSTEM_DIR; 2260 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2261 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2262 | PackageParser.PARSE_IS_SYSTEM_DIR; 2263 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2264 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2265 | PackageParser.PARSE_IS_SYSTEM_DIR; 2266 } else { 2267 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2268 continue; 2269 } 2270 2271 mSettings.enableSystemPackageLPw(packageName); 2272 2273 try { 2274 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2275 } catch (PackageManagerException e) { 2276 Slog.e(TAG, "Failed to parse original system package: " 2277 + e.getMessage()); 2278 } 2279 } 2280 } 2281 } 2282 mExpectingBetter.clear(); 2283 2284 // Now that we know all of the shared libraries, update all clients to have 2285 // the correct library paths. 2286 updateAllSharedLibrariesLPw(); 2287 2288 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2289 // NOTE: We ignore potential failures here during a system scan (like 2290 // the rest of the commands above) because there's precious little we 2291 // can do about it. A settings error is reported, though. 2292 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2293 false /* boot complete */); 2294 } 2295 2296 // Now that we know all the packages we are keeping, 2297 // read and update their last usage times. 2298 mPackageUsage.readLP(); 2299 2300 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2301 SystemClock.uptimeMillis()); 2302 Slog.i(TAG, "Time to scan packages: " 2303 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2304 + " seconds"); 2305 2306 // If the platform SDK has changed since the last time we booted, 2307 // we need to re-grant app permission to catch any new ones that 2308 // appear. This is really a hack, and means that apps can in some 2309 // cases get permissions that the user didn't initially explicitly 2310 // allow... it would be nice to have some better way to handle 2311 // this situation. 2312 int updateFlags = UPDATE_PERMISSIONS_ALL; 2313 if (ver.sdkVersion != mSdkVersion) { 2314 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2315 + mSdkVersion + "; regranting permissions for internal storage"); 2316 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2317 } 2318 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2319 ver.sdkVersion = mSdkVersion; 2320 2321 // If this is the first boot or an update from pre-M, and it is a normal 2322 // boot, then we need to initialize the default preferred apps across 2323 // all defined users. 2324 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2325 for (UserInfo user : sUserManager.getUsers(true)) { 2326 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2327 applyFactoryDefaultBrowserLPw(user.id); 2328 primeDomainVerificationsLPw(user.id); 2329 } 2330 } 2331 2332 // If this is first boot after an OTA, and a normal boot, then 2333 // we need to clear code cache directories. 2334 if (mIsUpgrade && !onlyCore) { 2335 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2336 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2337 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2338 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2339 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2340 } 2341 } 2342 ver.fingerprint = Build.FINGERPRINT; 2343 } 2344 2345 checkDefaultBrowser(); 2346 2347 // clear only after permissions and other defaults have been updated 2348 mExistingSystemPackages.clear(); 2349 mPromoteSystemApps = false; 2350 2351 // All the changes are done during package scanning. 2352 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2353 2354 // can downgrade to reader 2355 mSettings.writeLPr(); 2356 2357 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2358 SystemClock.uptimeMillis()); 2359 2360 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2361 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2362 2363 mInstallerService = new PackageInstallerService(context, this); 2364 2365 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2366 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2367 mIntentFilterVerifierComponent); 2368 2369 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2370 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2371 // both the installer and resolver must be present to enable ephemeral 2372 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2373 if (DEBUG_EPHEMERAL) { 2374 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2375 + " installer:" + ephemeralInstallerComponent); 2376 } 2377 mEphemeralResolverComponent = ephemeralResolverComponent; 2378 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2379 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2380 mEphemeralResolverConnection = 2381 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2382 } else { 2383 if (DEBUG_EPHEMERAL) { 2384 final String missingComponent = 2385 (ephemeralResolverComponent == null) 2386 ? (ephemeralInstallerComponent == null) 2387 ? "resolver and installer" 2388 : "resolver" 2389 : "installer"; 2390 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2391 } 2392 mEphemeralResolverComponent = null; 2393 mEphemeralInstallerComponent = null; 2394 mEphemeralResolverConnection = null; 2395 } 2396 2397 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2398 } // synchronized (mPackages) 2399 } // synchronized (mInstallLock) 2400 2401 // Now after opening every single application zip, make sure they 2402 // are all flushed. Not really needed, but keeps things nice and 2403 // tidy. 2404 Runtime.getRuntime().gc(); 2405 2406 // The initial scanning above does many calls into installd while 2407 // holding the mPackages lock, but we're mostly interested in yelling 2408 // once we have a booted system. 2409 mInstaller.setWarnIfHeld(mPackages); 2410 2411 // Expose private service for system components to use. 2412 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2413 } 2414 2415 @Override 2416 public boolean isFirstBoot() { 2417 return !mRestoredSettings; 2418 } 2419 2420 @Override 2421 public boolean isOnlyCoreApps() { 2422 return mOnlyCore; 2423 } 2424 2425 @Override 2426 public boolean isUpgrade() { 2427 return mIsUpgrade; 2428 } 2429 2430 private String getRequiredVerifierLPr() { 2431 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2432 // We only care about verifier that's installed under system user. 2433 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2434 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2435 2436 String requiredVerifier = null; 2437 2438 final int N = receivers.size(); 2439 for (int i = 0; i < N; i++) { 2440 final ResolveInfo info = receivers.get(i); 2441 2442 if (info.activityInfo == null) { 2443 continue; 2444 } 2445 2446 final String packageName = info.activityInfo.packageName; 2447 2448 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2449 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2450 continue; 2451 } 2452 2453 if (requiredVerifier != null) { 2454 throw new RuntimeException("There can be only one required verifier"); 2455 } 2456 2457 requiredVerifier = packageName; 2458 } 2459 2460 return requiredVerifier; 2461 } 2462 2463 private String getRequiredInstallerLPr() { 2464 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2465 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2466 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2467 2468 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2469 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2470 2471 String requiredInstaller = null; 2472 2473 final int N = installers.size(); 2474 for (int i = 0; i < N; i++) { 2475 final ResolveInfo info = installers.get(i); 2476 final String packageName = info.activityInfo.packageName; 2477 2478 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2479 continue; 2480 } 2481 2482 if (requiredInstaller != null) { 2483 throw new RuntimeException("There must be one required installer"); 2484 } 2485 2486 requiredInstaller = packageName; 2487 } 2488 2489 if (requiredInstaller == null) { 2490 throw new RuntimeException("There must be one required installer"); 2491 } 2492 2493 return requiredInstaller; 2494 } 2495 2496 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2497 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2498 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2499 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2500 2501 ComponentName verifierComponentName = null; 2502 2503 int priority = -1000; 2504 final int N = receivers.size(); 2505 for (int i = 0; i < N; i++) { 2506 final ResolveInfo info = receivers.get(i); 2507 2508 if (info.activityInfo == null) { 2509 continue; 2510 } 2511 2512 final String packageName = info.activityInfo.packageName; 2513 2514 final PackageSetting ps = mSettings.mPackages.get(packageName); 2515 if (ps == null) { 2516 continue; 2517 } 2518 2519 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2520 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2521 continue; 2522 } 2523 2524 // Select the IntentFilterVerifier with the highest priority 2525 if (priority < info.priority) { 2526 priority = info.priority; 2527 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2528 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2529 + verifierComponentName + " with priority: " + info.priority); 2530 } 2531 } 2532 2533 return verifierComponentName; 2534 } 2535 2536 private ComponentName getEphemeralResolverLPr() { 2537 final String[] packageArray = 2538 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2539 if (packageArray.length == 0) { 2540 if (DEBUG_EPHEMERAL) { 2541 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2542 } 2543 return null; 2544 } 2545 2546 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2547 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2548 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2549 2550 final int N = resolvers.size(); 2551 if (N == 0) { 2552 if (DEBUG_EPHEMERAL) { 2553 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2554 } 2555 return null; 2556 } 2557 2558 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2559 for (int i = 0; i < N; i++) { 2560 final ResolveInfo info = resolvers.get(i); 2561 2562 if (info.serviceInfo == null) { 2563 continue; 2564 } 2565 2566 final String packageName = info.serviceInfo.packageName; 2567 if (!possiblePackages.contains(packageName)) { 2568 if (DEBUG_EPHEMERAL) { 2569 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2570 + " pkg: " + packageName + ", info:" + info); 2571 } 2572 continue; 2573 } 2574 2575 if (DEBUG_EPHEMERAL) { 2576 Slog.v(TAG, "Ephemeral resolver found;" 2577 + " pkg: " + packageName + ", info:" + info); 2578 } 2579 return new ComponentName(packageName, info.serviceInfo.name); 2580 } 2581 if (DEBUG_EPHEMERAL) { 2582 Slog.v(TAG, "Ephemeral resolver NOT found"); 2583 } 2584 return null; 2585 } 2586 2587 private ComponentName getEphemeralInstallerLPr() { 2588 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2589 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2590 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2591 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2592 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2593 2594 ComponentName ephemeralInstaller = null; 2595 2596 final int N = installers.size(); 2597 for (int i = 0; i < N; i++) { 2598 final ResolveInfo info = installers.get(i); 2599 final String packageName = info.activityInfo.packageName; 2600 2601 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2602 if (DEBUG_EPHEMERAL) { 2603 Slog.d(TAG, "Ephemeral installer is not system app;" 2604 + " pkg: " + packageName + ", info:" + info); 2605 } 2606 continue; 2607 } 2608 2609 if (ephemeralInstaller != null) { 2610 throw new RuntimeException("There must only be one ephemeral installer"); 2611 } 2612 2613 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2614 } 2615 2616 return ephemeralInstaller; 2617 } 2618 2619 private void primeDomainVerificationsLPw(int userId) { 2620 if (DEBUG_DOMAIN_VERIFICATION) { 2621 Slog.d(TAG, "Priming domain verifications in user " + userId); 2622 } 2623 2624 SystemConfig systemConfig = SystemConfig.getInstance(); 2625 ArraySet<String> packages = systemConfig.getLinkedApps(); 2626 ArraySet<String> domains = new ArraySet<String>(); 2627 2628 for (String packageName : packages) { 2629 PackageParser.Package pkg = mPackages.get(packageName); 2630 if (pkg != null) { 2631 if (!pkg.isSystemApp()) { 2632 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2633 continue; 2634 } 2635 2636 domains.clear(); 2637 for (PackageParser.Activity a : pkg.activities) { 2638 for (ActivityIntentInfo filter : a.intents) { 2639 if (hasValidDomains(filter)) { 2640 domains.addAll(filter.getHostsList()); 2641 } 2642 } 2643 } 2644 2645 if (domains.size() > 0) { 2646 if (DEBUG_DOMAIN_VERIFICATION) { 2647 Slog.v(TAG, " + " + packageName); 2648 } 2649 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2650 // state w.r.t. the formal app-linkage "no verification attempted" state; 2651 // and then 'always' in the per-user state actually used for intent resolution. 2652 final IntentFilterVerificationInfo ivi; 2653 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2654 new ArrayList<String>(domains)); 2655 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2656 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2657 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2658 } else { 2659 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2660 + "' does not handle web links"); 2661 } 2662 } else { 2663 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2664 } 2665 } 2666 2667 scheduleWritePackageRestrictionsLocked(userId); 2668 scheduleWriteSettingsLocked(); 2669 } 2670 2671 private void applyFactoryDefaultBrowserLPw(int userId) { 2672 // The default browser app's package name is stored in a string resource, 2673 // with a product-specific overlay used for vendor customization. 2674 String browserPkg = mContext.getResources().getString( 2675 com.android.internal.R.string.default_browser); 2676 if (!TextUtils.isEmpty(browserPkg)) { 2677 // non-empty string => required to be a known package 2678 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2679 if (ps == null) { 2680 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2681 browserPkg = null; 2682 } else { 2683 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2684 } 2685 } 2686 2687 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2688 // default. If there's more than one, just leave everything alone. 2689 if (browserPkg == null) { 2690 calculateDefaultBrowserLPw(userId); 2691 } 2692 } 2693 2694 private void calculateDefaultBrowserLPw(int userId) { 2695 List<String> allBrowsers = resolveAllBrowserApps(userId); 2696 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2697 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2698 } 2699 2700 private List<String> resolveAllBrowserApps(int userId) { 2701 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2702 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2703 PackageManager.MATCH_ALL, userId); 2704 2705 final int count = list.size(); 2706 List<String> result = new ArrayList<String>(count); 2707 for (int i=0; i<count; i++) { 2708 ResolveInfo info = list.get(i); 2709 if (info.activityInfo == null 2710 || !info.handleAllWebDataURI 2711 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2712 || result.contains(info.activityInfo.packageName)) { 2713 continue; 2714 } 2715 result.add(info.activityInfo.packageName); 2716 } 2717 2718 return result; 2719 } 2720 2721 private boolean packageIsBrowser(String packageName, int userId) { 2722 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2723 PackageManager.MATCH_ALL, userId); 2724 final int N = list.size(); 2725 for (int i = 0; i < N; i++) { 2726 ResolveInfo info = list.get(i); 2727 if (packageName.equals(info.activityInfo.packageName)) { 2728 return true; 2729 } 2730 } 2731 return false; 2732 } 2733 2734 private void checkDefaultBrowser() { 2735 final int myUserId = UserHandle.myUserId(); 2736 final String packageName = getDefaultBrowserPackageName(myUserId); 2737 if (packageName != null) { 2738 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2739 if (info == null) { 2740 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2741 synchronized (mPackages) { 2742 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2743 } 2744 } 2745 } 2746 } 2747 2748 @Override 2749 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2750 throws RemoteException { 2751 try { 2752 return super.onTransact(code, data, reply, flags); 2753 } catch (RuntimeException e) { 2754 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2755 Slog.wtf(TAG, "Package Manager Crash", e); 2756 } 2757 throw e; 2758 } 2759 } 2760 2761 void cleanupInstallFailedPackage(PackageSetting ps) { 2762 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2763 2764 removeDataDirsLI(ps.volumeUuid, ps.name); 2765 if (ps.codePath != null) { 2766 if (ps.codePath.isDirectory()) { 2767 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2768 } else { 2769 ps.codePath.delete(); 2770 } 2771 } 2772 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2773 if (ps.resourcePath.isDirectory()) { 2774 FileUtils.deleteContents(ps.resourcePath); 2775 } 2776 ps.resourcePath.delete(); 2777 } 2778 mSettings.removePackageLPw(ps.name); 2779 } 2780 2781 static int[] appendInts(int[] cur, int[] add) { 2782 if (add == null) return cur; 2783 if (cur == null) return add; 2784 final int N = add.length; 2785 for (int i=0; i<N; i++) { 2786 cur = appendInt(cur, add[i]); 2787 } 2788 return cur; 2789 } 2790 2791 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2792 if (!sUserManager.exists(userId)) return null; 2793 final PackageSetting ps = (PackageSetting) p.mExtras; 2794 if (ps == null) { 2795 return null; 2796 } 2797 2798 final PermissionsState permissionsState = ps.getPermissionsState(); 2799 2800 final int[] gids = permissionsState.computeGids(userId); 2801 final Set<String> permissions = permissionsState.getPermissions(userId); 2802 final PackageUserState state = ps.readUserState(userId); 2803 2804 return PackageParser.generatePackageInfo(p, gids, flags, 2805 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2806 } 2807 2808 @Override 2809 public void checkPackageStartable(String packageName, int userId) { 2810 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2811 2812 synchronized (mPackages) { 2813 final PackageSetting ps = mSettings.mPackages.get(packageName); 2814 if (ps == null) { 2815 throw new SecurityException("Package " + packageName + " was not found!"); 2816 } 2817 2818 if (ps.frozen) { 2819 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2820 } 2821 2822 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2823 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2824 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2825 } 2826 } 2827 } 2828 2829 @Override 2830 public boolean isPackageAvailable(String packageName, int userId) { 2831 if (!sUserManager.exists(userId)) return false; 2832 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2833 synchronized (mPackages) { 2834 PackageParser.Package p = mPackages.get(packageName); 2835 if (p != null) { 2836 final PackageSetting ps = (PackageSetting) p.mExtras; 2837 if (ps != null) { 2838 final PackageUserState state = ps.readUserState(userId); 2839 if (state != null) { 2840 return PackageParser.isAvailable(state); 2841 } 2842 } 2843 } 2844 } 2845 return false; 2846 } 2847 2848 @Override 2849 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2850 if (!sUserManager.exists(userId)) return null; 2851 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2852 // reader 2853 synchronized (mPackages) { 2854 PackageParser.Package p = mPackages.get(packageName); 2855 if (DEBUG_PACKAGE_INFO) 2856 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2857 if (p != null) { 2858 return generatePackageInfo(p, flags, userId); 2859 } 2860 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2861 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2862 } 2863 } 2864 return null; 2865 } 2866 2867 @Override 2868 public String[] currentToCanonicalPackageNames(String[] names) { 2869 String[] out = new String[names.length]; 2870 // reader 2871 synchronized (mPackages) { 2872 for (int i=names.length-1; i>=0; i--) { 2873 PackageSetting ps = mSettings.mPackages.get(names[i]); 2874 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2875 } 2876 } 2877 return out; 2878 } 2879 2880 @Override 2881 public String[] canonicalToCurrentPackageNames(String[] names) { 2882 String[] out = new String[names.length]; 2883 // reader 2884 synchronized (mPackages) { 2885 for (int i=names.length-1; i>=0; i--) { 2886 String cur = mSettings.mRenamedPackages.get(names[i]); 2887 out[i] = cur != null ? cur : names[i]; 2888 } 2889 } 2890 return out; 2891 } 2892 2893 @Override 2894 public int getPackageUid(String packageName, int userId) { 2895 return getPackageUidEtc(packageName, 0, userId); 2896 } 2897 2898 @Override 2899 public int getPackageUidEtc(String packageName, int flags, int userId) { 2900 if (!sUserManager.exists(userId)) return -1; 2901 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2902 2903 // reader 2904 synchronized (mPackages) { 2905 final PackageParser.Package p = mPackages.get(packageName); 2906 if (p != null) { 2907 return UserHandle.getUid(userId, p.applicationInfo.uid); 2908 } 2909 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2910 final PackageSetting ps = mSettings.mPackages.get(packageName); 2911 if (ps != null) { 2912 return UserHandle.getUid(userId, ps.appId); 2913 } 2914 } 2915 } 2916 2917 return -1; 2918 } 2919 2920 @Override 2921 public int[] getPackageGids(String packageName, int userId) { 2922 return getPackageGidsEtc(packageName, 0, userId); 2923 } 2924 2925 @Override 2926 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2927 if (!sUserManager.exists(userId)) { 2928 return null; 2929 } 2930 2931 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2932 "getPackageGids"); 2933 2934 // reader 2935 synchronized (mPackages) { 2936 final PackageParser.Package p = mPackages.get(packageName); 2937 if (p != null) { 2938 PackageSetting ps = (PackageSetting) p.mExtras; 2939 return ps.getPermissionsState().computeGids(userId); 2940 } 2941 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2942 final PackageSetting ps = mSettings.mPackages.get(packageName); 2943 if (ps != null) { 2944 return ps.getPermissionsState().computeGids(userId); 2945 } 2946 } 2947 } 2948 2949 return null; 2950 } 2951 2952 static PermissionInfo generatePermissionInfo( 2953 BasePermission bp, int flags) { 2954 if (bp.perm != null) { 2955 return PackageParser.generatePermissionInfo(bp.perm, flags); 2956 } 2957 PermissionInfo pi = new PermissionInfo(); 2958 pi.name = bp.name; 2959 pi.packageName = bp.sourcePackage; 2960 pi.nonLocalizedLabel = bp.name; 2961 pi.protectionLevel = bp.protectionLevel; 2962 return pi; 2963 } 2964 2965 @Override 2966 public PermissionInfo getPermissionInfo(String name, int flags) { 2967 // reader 2968 synchronized (mPackages) { 2969 final BasePermission p = mSettings.mPermissions.get(name); 2970 if (p != null) { 2971 return generatePermissionInfo(p, flags); 2972 } 2973 return null; 2974 } 2975 } 2976 2977 @Override 2978 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2979 // reader 2980 synchronized (mPackages) { 2981 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2982 for (BasePermission p : mSettings.mPermissions.values()) { 2983 if (group == null) { 2984 if (p.perm == null || p.perm.info.group == null) { 2985 out.add(generatePermissionInfo(p, flags)); 2986 } 2987 } else { 2988 if (p.perm != null && group.equals(p.perm.info.group)) { 2989 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2990 } 2991 } 2992 } 2993 2994 if (out.size() > 0) { 2995 return out; 2996 } 2997 return mPermissionGroups.containsKey(group) ? out : null; 2998 } 2999 } 3000 3001 @Override 3002 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3003 // reader 3004 synchronized (mPackages) { 3005 return PackageParser.generatePermissionGroupInfo( 3006 mPermissionGroups.get(name), flags); 3007 } 3008 } 3009 3010 @Override 3011 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3012 // reader 3013 synchronized (mPackages) { 3014 final int N = mPermissionGroups.size(); 3015 ArrayList<PermissionGroupInfo> out 3016 = new ArrayList<PermissionGroupInfo>(N); 3017 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3018 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3019 } 3020 return out; 3021 } 3022 } 3023 3024 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3025 int userId) { 3026 if (!sUserManager.exists(userId)) return null; 3027 PackageSetting ps = mSettings.mPackages.get(packageName); 3028 if (ps != null) { 3029 if (ps.pkg == null) { 3030 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3031 flags, userId); 3032 if (pInfo != null) { 3033 return pInfo.applicationInfo; 3034 } 3035 return null; 3036 } 3037 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3038 ps.readUserState(userId), userId); 3039 } 3040 return null; 3041 } 3042 3043 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3044 int userId) { 3045 if (!sUserManager.exists(userId)) return null; 3046 PackageSetting ps = mSettings.mPackages.get(packageName); 3047 if (ps != null) { 3048 PackageParser.Package pkg = ps.pkg; 3049 if (pkg == null) { 3050 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3051 return null; 3052 } 3053 // Only data remains, so we aren't worried about code paths 3054 pkg = new PackageParser.Package(packageName); 3055 pkg.applicationInfo.packageName = packageName; 3056 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3057 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3058 pkg.applicationInfo.uid = ps.appId; 3059 pkg.applicationInfo.initForUser(userId); 3060 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3061 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3062 } 3063 return generatePackageInfo(pkg, flags, userId); 3064 } 3065 return null; 3066 } 3067 3068 @Override 3069 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3070 if (!sUserManager.exists(userId)) return null; 3071 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3072 // writer 3073 synchronized (mPackages) { 3074 PackageParser.Package p = mPackages.get(packageName); 3075 if (DEBUG_PACKAGE_INFO) Log.v( 3076 TAG, "getApplicationInfo " + packageName 3077 + ": " + p); 3078 if (p != null) { 3079 PackageSetting ps = mSettings.mPackages.get(packageName); 3080 if (ps == null) return null; 3081 // Note: isEnabledLP() does not apply here - always return info 3082 return PackageParser.generateApplicationInfo( 3083 p, flags, ps.readUserState(userId), userId); 3084 } 3085 if ("android".equals(packageName)||"system".equals(packageName)) { 3086 return mAndroidApplication; 3087 } 3088 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3089 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3090 } 3091 } 3092 return null; 3093 } 3094 3095 @Override 3096 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3097 final IPackageDataObserver observer) { 3098 mContext.enforceCallingOrSelfPermission( 3099 android.Manifest.permission.CLEAR_APP_CACHE, null); 3100 // Queue up an async operation since clearing cache may take a little while. 3101 mHandler.post(new Runnable() { 3102 public void run() { 3103 mHandler.removeCallbacks(this); 3104 int retCode = -1; 3105 synchronized (mInstallLock) { 3106 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3107 if (retCode < 0) { 3108 Slog.w(TAG, "Couldn't clear application caches"); 3109 } 3110 } 3111 if (observer != null) { 3112 try { 3113 observer.onRemoveCompleted(null, (retCode >= 0)); 3114 } catch (RemoteException e) { 3115 Slog.w(TAG, "RemoveException when invoking call back"); 3116 } 3117 } 3118 } 3119 }); 3120 } 3121 3122 @Override 3123 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3124 final IntentSender pi) { 3125 mContext.enforceCallingOrSelfPermission( 3126 android.Manifest.permission.CLEAR_APP_CACHE, null); 3127 // Queue up an async operation since clearing cache may take a little while. 3128 mHandler.post(new Runnable() { 3129 public void run() { 3130 mHandler.removeCallbacks(this); 3131 int retCode = -1; 3132 synchronized (mInstallLock) { 3133 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3134 if (retCode < 0) { 3135 Slog.w(TAG, "Couldn't clear application caches"); 3136 } 3137 } 3138 if(pi != null) { 3139 try { 3140 // Callback via pending intent 3141 int code = (retCode >= 0) ? 1 : 0; 3142 pi.sendIntent(null, code, null, 3143 null, null); 3144 } catch (SendIntentException e1) { 3145 Slog.i(TAG, "Failed to send pending intent"); 3146 } 3147 } 3148 } 3149 }); 3150 } 3151 3152 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3153 synchronized (mInstallLock) { 3154 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3155 throw new IOException("Failed to free enough space"); 3156 } 3157 } 3158 } 3159 3160 /** 3161 * Return if the user key is currently unlocked. 3162 */ 3163 private boolean isUserKeyUnlocked(int userId) { 3164 if (StorageManager.isFileBasedEncryptionEnabled()) { 3165 final IMountService mount = IMountService.Stub 3166 .asInterface(ServiceManager.getService("mount")); 3167 if (mount == null) { 3168 Slog.w(TAG, "Early during boot, assuming locked"); 3169 return false; 3170 } 3171 final long token = Binder.clearCallingIdentity(); 3172 try { 3173 return mount.isUserKeyUnlocked(userId); 3174 } catch (RemoteException e) { 3175 throw e.rethrowAsRuntimeException(); 3176 } finally { 3177 Binder.restoreCallingIdentity(token); 3178 } 3179 } else { 3180 return true; 3181 } 3182 } 3183 3184 /** 3185 * Augment the given flags depending on current user running state. This is 3186 * purposefully done before acquiring {@link #mPackages} lock. 3187 */ 3188 private int augmentFlagsForUser(int flags, int userId, Object cookie) { 3189 if (cookie instanceof Intent) { 3190 // If intent claims to be triaged, then we're fine with default 3191 // matching behavior below 3192 final Intent intent = (Intent) cookie; 3193 if ((intent.getFlags() & Intent.FLAG_DEBUG_ENCRYPTION_TRIAGED) != 0) { 3194 flags |= PackageManager.MATCH_ENCRYPTION_DEFAULT; 3195 } 3196 } 3197 3198 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE_ONLY 3199 | PackageManager.MATCH_ENCRYPTION_AWARE_ONLY)) != 0) { 3200 // Caller expressed an opinion about what components they want to 3201 // see, so fall through and give them what they want 3202 } else { 3203 // Caller expressed no opinion, so match based on user state 3204 if (isUserKeyUnlocked(userId)) { 3205 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3206 } else { 3207 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3208 3209 // If we have a system caller that hasn't done their homework to 3210 // decide they want this default behavior, yell at them 3211 if (DEBUG_ENCRYPTION_AWARE && (Binder.getCallingUid() == Process.SYSTEM_UID) 3212 && ((flags & PackageManager.MATCH_ENCRYPTION_DEFAULT) == 0)) { 3213 Log.v(TAG, "Caller hasn't been triaged for FBE; they asked about " + cookie, 3214 new Throwable()); 3215 } 3216 } 3217 } 3218 return flags; 3219 } 3220 3221 @Override 3222 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3223 if (!sUserManager.exists(userId)) return null; 3224 flags = augmentFlagsForUser(flags, userId, component); 3225 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3226 synchronized (mPackages) { 3227 PackageParser.Activity a = mActivities.mActivities.get(component); 3228 3229 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3230 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3231 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3232 if (ps == null) return null; 3233 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3234 userId); 3235 } 3236 if (mResolveComponentName.equals(component)) { 3237 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3238 new PackageUserState(), userId); 3239 } 3240 } 3241 return null; 3242 } 3243 3244 @Override 3245 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3246 String resolvedType) { 3247 synchronized (mPackages) { 3248 if (component.equals(mResolveComponentName)) { 3249 // The resolver supports EVERYTHING! 3250 return true; 3251 } 3252 PackageParser.Activity a = mActivities.mActivities.get(component); 3253 if (a == null) { 3254 return false; 3255 } 3256 for (int i=0; i<a.intents.size(); i++) { 3257 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3258 intent.getData(), intent.getCategories(), TAG) >= 0) { 3259 return true; 3260 } 3261 } 3262 return false; 3263 } 3264 } 3265 3266 @Override 3267 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3268 if (!sUserManager.exists(userId)) return null; 3269 flags = augmentFlagsForUser(flags, userId, component); 3270 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3271 synchronized (mPackages) { 3272 PackageParser.Activity a = mReceivers.mActivities.get(component); 3273 if (DEBUG_PACKAGE_INFO) Log.v( 3274 TAG, "getReceiverInfo " + component + ": " + a); 3275 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3276 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3277 if (ps == null) return null; 3278 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3279 userId); 3280 } 3281 } 3282 return null; 3283 } 3284 3285 @Override 3286 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3287 if (!sUserManager.exists(userId)) return null; 3288 flags = augmentFlagsForUser(flags, userId, component); 3289 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3290 synchronized (mPackages) { 3291 PackageParser.Service s = mServices.mServices.get(component); 3292 if (DEBUG_PACKAGE_INFO) Log.v( 3293 TAG, "getServiceInfo " + component + ": " + s); 3294 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3295 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3296 if (ps == null) return null; 3297 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3298 userId); 3299 } 3300 } 3301 return null; 3302 } 3303 3304 @Override 3305 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3306 if (!sUserManager.exists(userId)) return null; 3307 flags = augmentFlagsForUser(flags, userId, component); 3308 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3309 synchronized (mPackages) { 3310 PackageParser.Provider p = mProviders.mProviders.get(component); 3311 if (DEBUG_PACKAGE_INFO) Log.v( 3312 TAG, "getProviderInfo " + component + ": " + p); 3313 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3314 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3315 if (ps == null) return null; 3316 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3317 userId); 3318 } 3319 } 3320 return null; 3321 } 3322 3323 @Override 3324 public String[] getSystemSharedLibraryNames() { 3325 Set<String> libSet; 3326 synchronized (mPackages) { 3327 libSet = mSharedLibraries.keySet(); 3328 int size = libSet.size(); 3329 if (size > 0) { 3330 String[] libs = new String[size]; 3331 libSet.toArray(libs); 3332 return libs; 3333 } 3334 } 3335 return null; 3336 } 3337 3338 /** 3339 * @hide 3340 */ 3341 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3342 synchronized (mPackages) { 3343 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3344 if (lib != null && lib.apk != null) { 3345 return mPackages.get(lib.apk); 3346 } 3347 } 3348 return null; 3349 } 3350 3351 @Override 3352 public FeatureInfo[] getSystemAvailableFeatures() { 3353 Collection<FeatureInfo> featSet; 3354 synchronized (mPackages) { 3355 featSet = mAvailableFeatures.values(); 3356 int size = featSet.size(); 3357 if (size > 0) { 3358 FeatureInfo[] features = new FeatureInfo[size+1]; 3359 featSet.toArray(features); 3360 FeatureInfo fi = new FeatureInfo(); 3361 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3362 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3363 features[size] = fi; 3364 return features; 3365 } 3366 } 3367 return null; 3368 } 3369 3370 @Override 3371 public boolean hasSystemFeature(String name) { 3372 synchronized (mPackages) { 3373 return mAvailableFeatures.containsKey(name); 3374 } 3375 } 3376 3377 @Override 3378 public int checkPermission(String permName, String pkgName, int userId) { 3379 if (!sUserManager.exists(userId)) { 3380 return PackageManager.PERMISSION_DENIED; 3381 } 3382 3383 synchronized (mPackages) { 3384 final PackageParser.Package p = mPackages.get(pkgName); 3385 if (p != null && p.mExtras != null) { 3386 final PackageSetting ps = (PackageSetting) p.mExtras; 3387 final PermissionsState permissionsState = ps.getPermissionsState(); 3388 if (permissionsState.hasPermission(permName, userId)) { 3389 return PackageManager.PERMISSION_GRANTED; 3390 } 3391 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3392 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3393 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3394 return PackageManager.PERMISSION_GRANTED; 3395 } 3396 } 3397 } 3398 3399 return PackageManager.PERMISSION_DENIED; 3400 } 3401 3402 @Override 3403 public int checkUidPermission(String permName, int uid) { 3404 final int userId = UserHandle.getUserId(uid); 3405 3406 if (!sUserManager.exists(userId)) { 3407 return PackageManager.PERMISSION_DENIED; 3408 } 3409 3410 synchronized (mPackages) { 3411 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3412 if (obj != null) { 3413 final SettingBase ps = (SettingBase) obj; 3414 final PermissionsState permissionsState = ps.getPermissionsState(); 3415 if (permissionsState.hasPermission(permName, userId)) { 3416 return PackageManager.PERMISSION_GRANTED; 3417 } 3418 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3419 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3420 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3421 return PackageManager.PERMISSION_GRANTED; 3422 } 3423 } else { 3424 ArraySet<String> perms = mSystemPermissions.get(uid); 3425 if (perms != null) { 3426 if (perms.contains(permName)) { 3427 return PackageManager.PERMISSION_GRANTED; 3428 } 3429 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3430 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3431 return PackageManager.PERMISSION_GRANTED; 3432 } 3433 } 3434 } 3435 } 3436 3437 return PackageManager.PERMISSION_DENIED; 3438 } 3439 3440 @Override 3441 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3442 if (UserHandle.getCallingUserId() != userId) { 3443 mContext.enforceCallingPermission( 3444 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3445 "isPermissionRevokedByPolicy for user " + userId); 3446 } 3447 3448 if (checkPermission(permission, packageName, userId) 3449 == PackageManager.PERMISSION_GRANTED) { 3450 return false; 3451 } 3452 3453 final long identity = Binder.clearCallingIdentity(); 3454 try { 3455 final int flags = getPermissionFlags(permission, packageName, userId); 3456 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3457 } finally { 3458 Binder.restoreCallingIdentity(identity); 3459 } 3460 } 3461 3462 @Override 3463 public String getPermissionControllerPackageName() { 3464 synchronized (mPackages) { 3465 return mRequiredInstallerPackage; 3466 } 3467 } 3468 3469 /** 3470 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3471 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3472 * @param checkShell TODO(yamasani): 3473 * @param message the message to log on security exception 3474 */ 3475 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3476 boolean checkShell, String message) { 3477 if (userId < 0) { 3478 throw new IllegalArgumentException("Invalid userId " + userId); 3479 } 3480 if (checkShell) { 3481 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3482 } 3483 if (userId == UserHandle.getUserId(callingUid)) return; 3484 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3485 if (requireFullPermission) { 3486 mContext.enforceCallingOrSelfPermission( 3487 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3488 } else { 3489 try { 3490 mContext.enforceCallingOrSelfPermission( 3491 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3492 } catch (SecurityException se) { 3493 mContext.enforceCallingOrSelfPermission( 3494 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3495 } 3496 } 3497 } 3498 } 3499 3500 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3501 if (callingUid == Process.SHELL_UID) { 3502 if (userHandle >= 0 3503 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3504 throw new SecurityException("Shell does not have permission to access user " 3505 + userHandle); 3506 } else if (userHandle < 0) { 3507 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3508 + Debug.getCallers(3)); 3509 } 3510 } 3511 } 3512 3513 private BasePermission findPermissionTreeLP(String permName) { 3514 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3515 if (permName.startsWith(bp.name) && 3516 permName.length() > bp.name.length() && 3517 permName.charAt(bp.name.length()) == '.') { 3518 return bp; 3519 } 3520 } 3521 return null; 3522 } 3523 3524 private BasePermission checkPermissionTreeLP(String permName) { 3525 if (permName != null) { 3526 BasePermission bp = findPermissionTreeLP(permName); 3527 if (bp != null) { 3528 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3529 return bp; 3530 } 3531 throw new SecurityException("Calling uid " 3532 + Binder.getCallingUid() 3533 + " is not allowed to add to permission tree " 3534 + bp.name + " owned by uid " + bp.uid); 3535 } 3536 } 3537 throw new SecurityException("No permission tree found for " + permName); 3538 } 3539 3540 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3541 if (s1 == null) { 3542 return s2 == null; 3543 } 3544 if (s2 == null) { 3545 return false; 3546 } 3547 if (s1.getClass() != s2.getClass()) { 3548 return false; 3549 } 3550 return s1.equals(s2); 3551 } 3552 3553 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3554 if (pi1.icon != pi2.icon) return false; 3555 if (pi1.logo != pi2.logo) return false; 3556 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3557 if (!compareStrings(pi1.name, pi2.name)) return false; 3558 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3559 // We'll take care of setting this one. 3560 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3561 // These are not currently stored in settings. 3562 //if (!compareStrings(pi1.group, pi2.group)) return false; 3563 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3564 //if (pi1.labelRes != pi2.labelRes) return false; 3565 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3566 return true; 3567 } 3568 3569 int permissionInfoFootprint(PermissionInfo info) { 3570 int size = info.name.length(); 3571 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3572 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3573 return size; 3574 } 3575 3576 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3577 int size = 0; 3578 for (BasePermission perm : mSettings.mPermissions.values()) { 3579 if (perm.uid == tree.uid) { 3580 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3581 } 3582 } 3583 return size; 3584 } 3585 3586 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3587 // We calculate the max size of permissions defined by this uid and throw 3588 // if that plus the size of 'info' would exceed our stated maximum. 3589 if (tree.uid != Process.SYSTEM_UID) { 3590 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3591 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3592 throw new SecurityException("Permission tree size cap exceeded"); 3593 } 3594 } 3595 } 3596 3597 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3598 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3599 throw new SecurityException("Label must be specified in permission"); 3600 } 3601 BasePermission tree = checkPermissionTreeLP(info.name); 3602 BasePermission bp = mSettings.mPermissions.get(info.name); 3603 boolean added = bp == null; 3604 boolean changed = true; 3605 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3606 if (added) { 3607 enforcePermissionCapLocked(info, tree); 3608 bp = new BasePermission(info.name, tree.sourcePackage, 3609 BasePermission.TYPE_DYNAMIC); 3610 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3611 throw new SecurityException( 3612 "Not allowed to modify non-dynamic permission " 3613 + info.name); 3614 } else { 3615 if (bp.protectionLevel == fixedLevel 3616 && bp.perm.owner.equals(tree.perm.owner) 3617 && bp.uid == tree.uid 3618 && comparePermissionInfos(bp.perm.info, info)) { 3619 changed = false; 3620 } 3621 } 3622 bp.protectionLevel = fixedLevel; 3623 info = new PermissionInfo(info); 3624 info.protectionLevel = fixedLevel; 3625 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3626 bp.perm.info.packageName = tree.perm.info.packageName; 3627 bp.uid = tree.uid; 3628 if (added) { 3629 mSettings.mPermissions.put(info.name, bp); 3630 } 3631 if (changed) { 3632 if (!async) { 3633 mSettings.writeLPr(); 3634 } else { 3635 scheduleWriteSettingsLocked(); 3636 } 3637 } 3638 return added; 3639 } 3640 3641 @Override 3642 public boolean addPermission(PermissionInfo info) { 3643 synchronized (mPackages) { 3644 return addPermissionLocked(info, false); 3645 } 3646 } 3647 3648 @Override 3649 public boolean addPermissionAsync(PermissionInfo info) { 3650 synchronized (mPackages) { 3651 return addPermissionLocked(info, true); 3652 } 3653 } 3654 3655 @Override 3656 public void removePermission(String name) { 3657 synchronized (mPackages) { 3658 checkPermissionTreeLP(name); 3659 BasePermission bp = mSettings.mPermissions.get(name); 3660 if (bp != null) { 3661 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3662 throw new SecurityException( 3663 "Not allowed to modify non-dynamic permission " 3664 + name); 3665 } 3666 mSettings.mPermissions.remove(name); 3667 mSettings.writeLPr(); 3668 } 3669 } 3670 } 3671 3672 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3673 BasePermission bp) { 3674 int index = pkg.requestedPermissions.indexOf(bp.name); 3675 if (index == -1) { 3676 throw new SecurityException("Package " + pkg.packageName 3677 + " has not requested permission " + bp.name); 3678 } 3679 if (!bp.isRuntime() && !bp.isDevelopment()) { 3680 throw new SecurityException("Permission " + bp.name 3681 + " is not a changeable permission type"); 3682 } 3683 } 3684 3685 @Override 3686 public void grantRuntimePermission(String packageName, String name, final int userId) { 3687 if (!sUserManager.exists(userId)) { 3688 Log.e(TAG, "No such user:" + userId); 3689 return; 3690 } 3691 3692 mContext.enforceCallingOrSelfPermission( 3693 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3694 "grantRuntimePermission"); 3695 3696 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3697 "grantRuntimePermission"); 3698 3699 final int uid; 3700 final SettingBase sb; 3701 3702 synchronized (mPackages) { 3703 final PackageParser.Package pkg = mPackages.get(packageName); 3704 if (pkg == null) { 3705 throw new IllegalArgumentException("Unknown package: " + packageName); 3706 } 3707 3708 final BasePermission bp = mSettings.mPermissions.get(name); 3709 if (bp == null) { 3710 throw new IllegalArgumentException("Unknown permission: " + name); 3711 } 3712 3713 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3714 3715 // If a permission review is required for legacy apps we represent 3716 // their permissions as always granted runtime ones since we need 3717 // to keep the review required permission flag per user while an 3718 // install permission's state is shared across all users. 3719 if (Build.PERMISSIONS_REVIEW_REQUIRED 3720 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3721 && bp.isRuntime()) { 3722 return; 3723 } 3724 3725 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3726 sb = (SettingBase) pkg.mExtras; 3727 if (sb == null) { 3728 throw new IllegalArgumentException("Unknown package: " + packageName); 3729 } 3730 3731 final PermissionsState permissionsState = sb.getPermissionsState(); 3732 3733 final int flags = permissionsState.getPermissionFlags(name, userId); 3734 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3735 throw new SecurityException("Cannot grant system fixed permission: " 3736 + name + " for package: " + packageName); 3737 } 3738 3739 if (bp.isDevelopment()) { 3740 // Development permissions must be handled specially, since they are not 3741 // normal runtime permissions. For now they apply to all users. 3742 if (permissionsState.grantInstallPermission(bp) != 3743 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3744 scheduleWriteSettingsLocked(); 3745 } 3746 return; 3747 } 3748 3749 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3750 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3751 return; 3752 } 3753 3754 final int result = permissionsState.grantRuntimePermission(bp, userId); 3755 switch (result) { 3756 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3757 return; 3758 } 3759 3760 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3761 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3762 mHandler.post(new Runnable() { 3763 @Override 3764 public void run() { 3765 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3766 } 3767 }); 3768 } 3769 break; 3770 } 3771 3772 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3773 3774 // Not critical if that is lost - app has to request again. 3775 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3776 } 3777 3778 // Only need to do this if user is initialized. Otherwise it's a new user 3779 // and there are no processes running as the user yet and there's no need 3780 // to make an expensive call to remount processes for the changed permissions. 3781 if (READ_EXTERNAL_STORAGE.equals(name) 3782 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3783 final long token = Binder.clearCallingIdentity(); 3784 try { 3785 if (sUserManager.isInitialized(userId)) { 3786 MountServiceInternal mountServiceInternal = LocalServices.getService( 3787 MountServiceInternal.class); 3788 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3789 } 3790 } finally { 3791 Binder.restoreCallingIdentity(token); 3792 } 3793 } 3794 } 3795 3796 @Override 3797 public void revokeRuntimePermission(String packageName, String name, int userId) { 3798 if (!sUserManager.exists(userId)) { 3799 Log.e(TAG, "No such user:" + userId); 3800 return; 3801 } 3802 3803 mContext.enforceCallingOrSelfPermission( 3804 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3805 "revokeRuntimePermission"); 3806 3807 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3808 "revokeRuntimePermission"); 3809 3810 final int appId; 3811 3812 synchronized (mPackages) { 3813 final PackageParser.Package pkg = mPackages.get(packageName); 3814 if (pkg == null) { 3815 throw new IllegalArgumentException("Unknown package: " + packageName); 3816 } 3817 3818 final BasePermission bp = mSettings.mPermissions.get(name); 3819 if (bp == null) { 3820 throw new IllegalArgumentException("Unknown permission: " + name); 3821 } 3822 3823 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3824 3825 // If a permission review is required for legacy apps we represent 3826 // their permissions as always granted runtime ones since we need 3827 // to keep the review required permission flag per user while an 3828 // install permission's state is shared across all users. 3829 if (Build.PERMISSIONS_REVIEW_REQUIRED 3830 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3831 && bp.isRuntime()) { 3832 return; 3833 } 3834 3835 SettingBase sb = (SettingBase) pkg.mExtras; 3836 if (sb == null) { 3837 throw new IllegalArgumentException("Unknown package: " + packageName); 3838 } 3839 3840 final PermissionsState permissionsState = sb.getPermissionsState(); 3841 3842 final int flags = permissionsState.getPermissionFlags(name, userId); 3843 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3844 throw new SecurityException("Cannot revoke system fixed permission: " 3845 + name + " for package: " + packageName); 3846 } 3847 3848 if (bp.isDevelopment()) { 3849 // Development permissions must be handled specially, since they are not 3850 // normal runtime permissions. For now they apply to all users. 3851 if (permissionsState.revokeInstallPermission(bp) != 3852 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3853 scheduleWriteSettingsLocked(); 3854 } 3855 return; 3856 } 3857 3858 if (permissionsState.revokeRuntimePermission(bp, userId) == 3859 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3860 return; 3861 } 3862 3863 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3864 3865 // Critical, after this call app should never have the permission. 3866 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3867 3868 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3869 } 3870 3871 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3872 } 3873 3874 @Override 3875 public void resetRuntimePermissions() { 3876 mContext.enforceCallingOrSelfPermission( 3877 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3878 "revokeRuntimePermission"); 3879 3880 int callingUid = Binder.getCallingUid(); 3881 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3882 mContext.enforceCallingOrSelfPermission( 3883 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3884 "resetRuntimePermissions"); 3885 } 3886 3887 synchronized (mPackages) { 3888 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3889 for (int userId : UserManagerService.getInstance().getUserIds()) { 3890 final int packageCount = mPackages.size(); 3891 for (int i = 0; i < packageCount; i++) { 3892 PackageParser.Package pkg = mPackages.valueAt(i); 3893 if (!(pkg.mExtras instanceof PackageSetting)) { 3894 continue; 3895 } 3896 PackageSetting ps = (PackageSetting) pkg.mExtras; 3897 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3898 } 3899 } 3900 } 3901 } 3902 3903 @Override 3904 public int getPermissionFlags(String name, String packageName, int userId) { 3905 if (!sUserManager.exists(userId)) { 3906 return 0; 3907 } 3908 3909 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3910 3911 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3912 "getPermissionFlags"); 3913 3914 synchronized (mPackages) { 3915 final PackageParser.Package pkg = mPackages.get(packageName); 3916 if (pkg == null) { 3917 throw new IllegalArgumentException("Unknown package: " + packageName); 3918 } 3919 3920 final BasePermission bp = mSettings.mPermissions.get(name); 3921 if (bp == null) { 3922 throw new IllegalArgumentException("Unknown permission: " + name); 3923 } 3924 3925 SettingBase sb = (SettingBase) pkg.mExtras; 3926 if (sb == null) { 3927 throw new IllegalArgumentException("Unknown package: " + packageName); 3928 } 3929 3930 PermissionsState permissionsState = sb.getPermissionsState(); 3931 return permissionsState.getPermissionFlags(name, userId); 3932 } 3933 } 3934 3935 @Override 3936 public void updatePermissionFlags(String name, String packageName, int flagMask, 3937 int flagValues, int userId) { 3938 if (!sUserManager.exists(userId)) { 3939 return; 3940 } 3941 3942 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3943 3944 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3945 "updatePermissionFlags"); 3946 3947 // Only the system can change these flags and nothing else. 3948 if (getCallingUid() != Process.SYSTEM_UID) { 3949 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3950 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3951 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3952 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3953 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3954 } 3955 3956 synchronized (mPackages) { 3957 final PackageParser.Package pkg = mPackages.get(packageName); 3958 if (pkg == null) { 3959 throw new IllegalArgumentException("Unknown package: " + packageName); 3960 } 3961 3962 final BasePermission bp = mSettings.mPermissions.get(name); 3963 if (bp == null) { 3964 throw new IllegalArgumentException("Unknown permission: " + name); 3965 } 3966 3967 SettingBase sb = (SettingBase) pkg.mExtras; 3968 if (sb == null) { 3969 throw new IllegalArgumentException("Unknown package: " + packageName); 3970 } 3971 3972 PermissionsState permissionsState = sb.getPermissionsState(); 3973 3974 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3975 3976 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3977 // Install and runtime permissions are stored in different places, 3978 // so figure out what permission changed and persist the change. 3979 if (permissionsState.getInstallPermissionState(name) != null) { 3980 scheduleWriteSettingsLocked(); 3981 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3982 || hadState) { 3983 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3984 } 3985 } 3986 } 3987 } 3988 3989 /** 3990 * Update the permission flags for all packages and runtime permissions of a user in order 3991 * to allow device or profile owner to remove POLICY_FIXED. 3992 */ 3993 @Override 3994 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3995 if (!sUserManager.exists(userId)) { 3996 return; 3997 } 3998 3999 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4000 4001 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4002 "updatePermissionFlagsForAllApps"); 4003 4004 // Only the system can change system fixed flags. 4005 if (getCallingUid() != Process.SYSTEM_UID) { 4006 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4007 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4008 } 4009 4010 synchronized (mPackages) { 4011 boolean changed = false; 4012 final int packageCount = mPackages.size(); 4013 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4014 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4015 SettingBase sb = (SettingBase) pkg.mExtras; 4016 if (sb == null) { 4017 continue; 4018 } 4019 PermissionsState permissionsState = sb.getPermissionsState(); 4020 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4021 userId, flagMask, flagValues); 4022 } 4023 if (changed) { 4024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4025 } 4026 } 4027 } 4028 4029 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4030 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4031 != PackageManager.PERMISSION_GRANTED 4032 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4033 != PackageManager.PERMISSION_GRANTED) { 4034 throw new SecurityException(message + " requires " 4035 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4036 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4037 } 4038 } 4039 4040 @Override 4041 public boolean shouldShowRequestPermissionRationale(String permissionName, 4042 String packageName, int userId) { 4043 if (UserHandle.getCallingUserId() != userId) { 4044 mContext.enforceCallingPermission( 4045 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4046 "canShowRequestPermissionRationale for user " + userId); 4047 } 4048 4049 final int uid = getPackageUid(packageName, userId); 4050 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4051 return false; 4052 } 4053 4054 if (checkPermission(permissionName, packageName, userId) 4055 == PackageManager.PERMISSION_GRANTED) { 4056 return false; 4057 } 4058 4059 final int flags; 4060 4061 final long identity = Binder.clearCallingIdentity(); 4062 try { 4063 flags = getPermissionFlags(permissionName, 4064 packageName, userId); 4065 } finally { 4066 Binder.restoreCallingIdentity(identity); 4067 } 4068 4069 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4070 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4071 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4072 4073 if ((flags & fixedFlags) != 0) { 4074 return false; 4075 } 4076 4077 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4078 } 4079 4080 @Override 4081 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4082 mContext.enforceCallingOrSelfPermission( 4083 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4084 "addOnPermissionsChangeListener"); 4085 4086 synchronized (mPackages) { 4087 mOnPermissionChangeListeners.addListenerLocked(listener); 4088 } 4089 } 4090 4091 @Override 4092 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4093 synchronized (mPackages) { 4094 mOnPermissionChangeListeners.removeListenerLocked(listener); 4095 } 4096 } 4097 4098 @Override 4099 public boolean isProtectedBroadcast(String actionName) { 4100 synchronized (mPackages) { 4101 if (mProtectedBroadcasts.contains(actionName)) { 4102 return true; 4103 } else if (actionName != null) { 4104 // TODO: remove these terrible hacks 4105 if (actionName.startsWith("android.net.netmon.lingerExpired") 4106 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4107 return true; 4108 } 4109 } 4110 } 4111 return false; 4112 } 4113 4114 @Override 4115 public int checkSignatures(String pkg1, String pkg2) { 4116 synchronized (mPackages) { 4117 final PackageParser.Package p1 = mPackages.get(pkg1); 4118 final PackageParser.Package p2 = mPackages.get(pkg2); 4119 if (p1 == null || p1.mExtras == null 4120 || p2 == null || p2.mExtras == null) { 4121 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4122 } 4123 return compareSignatures(p1.mSignatures, p2.mSignatures); 4124 } 4125 } 4126 4127 @Override 4128 public int checkUidSignatures(int uid1, int uid2) { 4129 // Map to base uids. 4130 uid1 = UserHandle.getAppId(uid1); 4131 uid2 = UserHandle.getAppId(uid2); 4132 // reader 4133 synchronized (mPackages) { 4134 Signature[] s1; 4135 Signature[] s2; 4136 Object obj = mSettings.getUserIdLPr(uid1); 4137 if (obj != null) { 4138 if (obj instanceof SharedUserSetting) { 4139 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4140 } else if (obj instanceof PackageSetting) { 4141 s1 = ((PackageSetting)obj).signatures.mSignatures; 4142 } else { 4143 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4144 } 4145 } else { 4146 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4147 } 4148 obj = mSettings.getUserIdLPr(uid2); 4149 if (obj != null) { 4150 if (obj instanceof SharedUserSetting) { 4151 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4152 } else if (obj instanceof PackageSetting) { 4153 s2 = ((PackageSetting)obj).signatures.mSignatures; 4154 } else { 4155 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4156 } 4157 } else { 4158 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4159 } 4160 return compareSignatures(s1, s2); 4161 } 4162 } 4163 4164 private void killUid(int appId, int userId, String reason) { 4165 final long identity = Binder.clearCallingIdentity(); 4166 try { 4167 IActivityManager am = ActivityManagerNative.getDefault(); 4168 if (am != null) { 4169 try { 4170 am.killUid(appId, userId, reason); 4171 } catch (RemoteException e) { 4172 /* ignore - same process */ 4173 } 4174 } 4175 } finally { 4176 Binder.restoreCallingIdentity(identity); 4177 } 4178 } 4179 4180 /** 4181 * Compares two sets of signatures. Returns: 4182 * <br /> 4183 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4184 * <br /> 4185 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4186 * <br /> 4187 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4188 * <br /> 4189 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4190 * <br /> 4191 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4192 */ 4193 static int compareSignatures(Signature[] s1, Signature[] s2) { 4194 if (s1 == null) { 4195 return s2 == null 4196 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4197 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4198 } 4199 4200 if (s2 == null) { 4201 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4202 } 4203 4204 if (s1.length != s2.length) { 4205 return PackageManager.SIGNATURE_NO_MATCH; 4206 } 4207 4208 // Since both signature sets are of size 1, we can compare without HashSets. 4209 if (s1.length == 1) { 4210 return s1[0].equals(s2[0]) ? 4211 PackageManager.SIGNATURE_MATCH : 4212 PackageManager.SIGNATURE_NO_MATCH; 4213 } 4214 4215 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4216 for (Signature sig : s1) { 4217 set1.add(sig); 4218 } 4219 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4220 for (Signature sig : s2) { 4221 set2.add(sig); 4222 } 4223 // Make sure s2 contains all signatures in s1. 4224 if (set1.equals(set2)) { 4225 return PackageManager.SIGNATURE_MATCH; 4226 } 4227 return PackageManager.SIGNATURE_NO_MATCH; 4228 } 4229 4230 /** 4231 * If the database version for this type of package (internal storage or 4232 * external storage) is less than the version where package signatures 4233 * were updated, return true. 4234 */ 4235 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4236 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4237 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4238 } 4239 4240 /** 4241 * Used for backward compatibility to make sure any packages with 4242 * certificate chains get upgraded to the new style. {@code existingSigs} 4243 * will be in the old format (since they were stored on disk from before the 4244 * system upgrade) and {@code scannedSigs} will be in the newer format. 4245 */ 4246 private int compareSignaturesCompat(PackageSignatures existingSigs, 4247 PackageParser.Package scannedPkg) { 4248 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4249 return PackageManager.SIGNATURE_NO_MATCH; 4250 } 4251 4252 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4253 for (Signature sig : existingSigs.mSignatures) { 4254 existingSet.add(sig); 4255 } 4256 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4257 for (Signature sig : scannedPkg.mSignatures) { 4258 try { 4259 Signature[] chainSignatures = sig.getChainSignatures(); 4260 for (Signature chainSig : chainSignatures) { 4261 scannedCompatSet.add(chainSig); 4262 } 4263 } catch (CertificateEncodingException e) { 4264 scannedCompatSet.add(sig); 4265 } 4266 } 4267 /* 4268 * Make sure the expanded scanned set contains all signatures in the 4269 * existing one. 4270 */ 4271 if (scannedCompatSet.equals(existingSet)) { 4272 // Migrate the old signatures to the new scheme. 4273 existingSigs.assignSignatures(scannedPkg.mSignatures); 4274 // The new KeySets will be re-added later in the scanning process. 4275 synchronized (mPackages) { 4276 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4277 } 4278 return PackageManager.SIGNATURE_MATCH; 4279 } 4280 return PackageManager.SIGNATURE_NO_MATCH; 4281 } 4282 4283 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4284 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4285 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4286 } 4287 4288 private int compareSignaturesRecover(PackageSignatures existingSigs, 4289 PackageParser.Package scannedPkg) { 4290 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4291 return PackageManager.SIGNATURE_NO_MATCH; 4292 } 4293 4294 String msg = null; 4295 try { 4296 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4297 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4298 + scannedPkg.packageName); 4299 return PackageManager.SIGNATURE_MATCH; 4300 } 4301 } catch (CertificateException e) { 4302 msg = e.getMessage(); 4303 } 4304 4305 logCriticalInfo(Log.INFO, 4306 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4307 return PackageManager.SIGNATURE_NO_MATCH; 4308 } 4309 4310 @Override 4311 public String[] getPackagesForUid(int uid) { 4312 uid = UserHandle.getAppId(uid); 4313 // reader 4314 synchronized (mPackages) { 4315 Object obj = mSettings.getUserIdLPr(uid); 4316 if (obj instanceof SharedUserSetting) { 4317 final SharedUserSetting sus = (SharedUserSetting) obj; 4318 final int N = sus.packages.size(); 4319 final String[] res = new String[N]; 4320 final Iterator<PackageSetting> it = sus.packages.iterator(); 4321 int i = 0; 4322 while (it.hasNext()) { 4323 res[i++] = it.next().name; 4324 } 4325 return res; 4326 } else if (obj instanceof PackageSetting) { 4327 final PackageSetting ps = (PackageSetting) obj; 4328 return new String[] { ps.name }; 4329 } 4330 } 4331 return null; 4332 } 4333 4334 @Override 4335 public String getNameForUid(int uid) { 4336 // reader 4337 synchronized (mPackages) { 4338 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4339 if (obj instanceof SharedUserSetting) { 4340 final SharedUserSetting sus = (SharedUserSetting) obj; 4341 return sus.name + ":" + sus.userId; 4342 } else if (obj instanceof PackageSetting) { 4343 final PackageSetting ps = (PackageSetting) obj; 4344 return ps.name; 4345 } 4346 } 4347 return null; 4348 } 4349 4350 @Override 4351 public int getUidForSharedUser(String sharedUserName) { 4352 if(sharedUserName == null) { 4353 return -1; 4354 } 4355 // reader 4356 synchronized (mPackages) { 4357 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4358 if (suid == null) { 4359 return -1; 4360 } 4361 return suid.userId; 4362 } 4363 } 4364 4365 @Override 4366 public int getFlagsForUid(int uid) { 4367 synchronized (mPackages) { 4368 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4369 if (obj instanceof SharedUserSetting) { 4370 final SharedUserSetting sus = (SharedUserSetting) obj; 4371 return sus.pkgFlags; 4372 } else if (obj instanceof PackageSetting) { 4373 final PackageSetting ps = (PackageSetting) obj; 4374 return ps.pkgFlags; 4375 } 4376 } 4377 return 0; 4378 } 4379 4380 @Override 4381 public int getPrivateFlagsForUid(int uid) { 4382 synchronized (mPackages) { 4383 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4384 if (obj instanceof SharedUserSetting) { 4385 final SharedUserSetting sus = (SharedUserSetting) obj; 4386 return sus.pkgPrivateFlags; 4387 } else if (obj instanceof PackageSetting) { 4388 final PackageSetting ps = (PackageSetting) obj; 4389 return ps.pkgPrivateFlags; 4390 } 4391 } 4392 return 0; 4393 } 4394 4395 @Override 4396 public boolean isUidPrivileged(int uid) { 4397 uid = UserHandle.getAppId(uid); 4398 // reader 4399 synchronized (mPackages) { 4400 Object obj = mSettings.getUserIdLPr(uid); 4401 if (obj instanceof SharedUserSetting) { 4402 final SharedUserSetting sus = (SharedUserSetting) obj; 4403 final Iterator<PackageSetting> it = sus.packages.iterator(); 4404 while (it.hasNext()) { 4405 if (it.next().isPrivileged()) { 4406 return true; 4407 } 4408 } 4409 } else if (obj instanceof PackageSetting) { 4410 final PackageSetting ps = (PackageSetting) obj; 4411 return ps.isPrivileged(); 4412 } 4413 } 4414 return false; 4415 } 4416 4417 @Override 4418 public String[] getAppOpPermissionPackages(String permissionName) { 4419 synchronized (mPackages) { 4420 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4421 if (pkgs == null) { 4422 return null; 4423 } 4424 return pkgs.toArray(new String[pkgs.size()]); 4425 } 4426 } 4427 4428 @Override 4429 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4430 int flags, int userId) { 4431 if (!sUserManager.exists(userId)) return null; 4432 flags = augmentFlagsForUser(flags, userId, intent); 4433 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4434 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4435 final ResolveInfo bestChoice = 4436 chooseBestActivity(intent, resolvedType, flags, query, userId); 4437 4438 if (isEphemeralAllowed(intent, query, userId)) { 4439 final EphemeralResolveInfo ai = 4440 getEphemeralResolveInfo(intent, resolvedType, userId); 4441 if (ai != null) { 4442 if (DEBUG_EPHEMERAL) { 4443 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4444 } 4445 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4446 bestChoice.ephemeralResolveInfo = ai; 4447 } 4448 } 4449 return bestChoice; 4450 } 4451 4452 @Override 4453 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4454 IntentFilter filter, int match, ComponentName activity) { 4455 final int userId = UserHandle.getCallingUserId(); 4456 if (DEBUG_PREFERRED) { 4457 Log.v(TAG, "setLastChosenActivity intent=" + intent 4458 + " resolvedType=" + resolvedType 4459 + " flags=" + flags 4460 + " filter=" + filter 4461 + " match=" + match 4462 + " activity=" + activity); 4463 filter.dump(new PrintStreamPrinter(System.out), " "); 4464 } 4465 intent.setComponent(null); 4466 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4467 // Find any earlier preferred or last chosen entries and nuke them 4468 findPreferredActivity(intent, resolvedType, 4469 flags, query, 0, false, true, false, userId); 4470 // Add the new activity as the last chosen for this filter 4471 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4472 "Setting last chosen"); 4473 } 4474 4475 @Override 4476 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4477 final int userId = UserHandle.getCallingUserId(); 4478 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4479 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4480 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4481 false, false, false, userId); 4482 } 4483 4484 4485 private boolean isEphemeralAllowed( 4486 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4487 // Short circuit and return early if possible. 4488 final int callingUser = UserHandle.getCallingUserId(); 4489 if (callingUser != UserHandle.USER_SYSTEM) { 4490 return false; 4491 } 4492 if (mEphemeralResolverConnection == null) { 4493 return false; 4494 } 4495 if (intent.getComponent() != null) { 4496 return false; 4497 } 4498 if (intent.getPackage() != null) { 4499 return false; 4500 } 4501 final boolean isWebUri = hasWebURI(intent); 4502 if (!isWebUri) { 4503 return false; 4504 } 4505 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4506 synchronized (mPackages) { 4507 final int count = resolvedActivites.size(); 4508 for (int n = 0; n < count; n++) { 4509 ResolveInfo info = resolvedActivites.get(n); 4510 String packageName = info.activityInfo.packageName; 4511 PackageSetting ps = mSettings.mPackages.get(packageName); 4512 if (ps != null) { 4513 // Try to get the status from User settings first 4514 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4515 int status = (int) (packedStatus >> 32); 4516 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4517 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4518 if (DEBUG_EPHEMERAL) { 4519 Slog.v(TAG, "DENY ephemeral apps;" 4520 + " pkg: " + packageName + ", status: " + status); 4521 } 4522 return false; 4523 } 4524 } 4525 } 4526 } 4527 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4528 return true; 4529 } 4530 4531 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4532 int userId) { 4533 MessageDigest digest = null; 4534 try { 4535 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4536 } catch (NoSuchAlgorithmException e) { 4537 // If we can't create a digest, ignore ephemeral apps. 4538 return null; 4539 } 4540 4541 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4542 final byte[] digestBytes = digest.digest(hostBytes); 4543 int shaPrefix = 4544 digestBytes[0] << 24 4545 | digestBytes[1] << 16 4546 | digestBytes[2] << 8 4547 | digestBytes[3] << 0; 4548 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4549 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4550 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4551 // No hash prefix match; there are no ephemeral apps for this domain. 4552 return null; 4553 } 4554 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4555 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4556 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4557 continue; 4558 } 4559 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4560 // No filters; this should never happen. 4561 if (filters.isEmpty()) { 4562 continue; 4563 } 4564 // We have a domain match; resolve the filters to see if anything matches. 4565 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4566 for (int j = filters.size() - 1; j >= 0; --j) { 4567 final EphemeralResolveIntentInfo intentInfo = 4568 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4569 ephemeralResolver.addFilter(intentInfo); 4570 } 4571 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4572 intent, resolvedType, false /*defaultOnly*/, userId); 4573 if (!matchedResolveInfoList.isEmpty()) { 4574 return matchedResolveInfoList.get(0); 4575 } 4576 } 4577 // Hash or filter mis-match; no ephemeral apps for this domain. 4578 return null; 4579 } 4580 4581 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4582 int flags, List<ResolveInfo> query, int userId) { 4583 if (query != null) { 4584 final int N = query.size(); 4585 if (N == 1) { 4586 return query.get(0); 4587 } else if (N > 1) { 4588 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4589 // If there is more than one activity with the same priority, 4590 // then let the user decide between them. 4591 ResolveInfo r0 = query.get(0); 4592 ResolveInfo r1 = query.get(1); 4593 if (DEBUG_INTENT_MATCHING || debug) { 4594 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4595 + r1.activityInfo.name + "=" + r1.priority); 4596 } 4597 // If the first activity has a higher priority, or a different 4598 // default, then it is always desirable to pick it. 4599 if (r0.priority != r1.priority 4600 || r0.preferredOrder != r1.preferredOrder 4601 || r0.isDefault != r1.isDefault) { 4602 return query.get(0); 4603 } 4604 // If we have saved a preference for a preferred activity for 4605 // this Intent, use that. 4606 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4607 flags, query, r0.priority, true, false, debug, userId); 4608 if (ri != null) { 4609 return ri; 4610 } 4611 ri = new ResolveInfo(mResolveInfo); 4612 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4613 ri.activityInfo.applicationInfo = new ApplicationInfo( 4614 ri.activityInfo.applicationInfo); 4615 if (userId != 0) { 4616 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4617 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4618 } 4619 // Make sure that the resolver is displayable in car mode 4620 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4621 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4622 return ri; 4623 } 4624 } 4625 return null; 4626 } 4627 4628 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4629 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4630 final int N = query.size(); 4631 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4632 .get(userId); 4633 // Get the list of persistent preferred activities that handle the intent 4634 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4635 List<PersistentPreferredActivity> pprefs = ppir != null 4636 ? ppir.queryIntent(intent, resolvedType, 4637 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4638 : null; 4639 if (pprefs != null && pprefs.size() > 0) { 4640 final int M = pprefs.size(); 4641 for (int i=0; i<M; i++) { 4642 final PersistentPreferredActivity ppa = pprefs.get(i); 4643 if (DEBUG_PREFERRED || debug) { 4644 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4645 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4646 + "\n component=" + ppa.mComponent); 4647 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4648 } 4649 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4650 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4651 if (DEBUG_PREFERRED || debug) { 4652 Slog.v(TAG, "Found persistent preferred activity:"); 4653 if (ai != null) { 4654 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4655 } else { 4656 Slog.v(TAG, " null"); 4657 } 4658 } 4659 if (ai == null) { 4660 // This previously registered persistent preferred activity 4661 // component is no longer known. Ignore it and do NOT remove it. 4662 continue; 4663 } 4664 for (int j=0; j<N; j++) { 4665 final ResolveInfo ri = query.get(j); 4666 if (!ri.activityInfo.applicationInfo.packageName 4667 .equals(ai.applicationInfo.packageName)) { 4668 continue; 4669 } 4670 if (!ri.activityInfo.name.equals(ai.name)) { 4671 continue; 4672 } 4673 // Found a persistent preference that can handle the intent. 4674 if (DEBUG_PREFERRED || debug) { 4675 Slog.v(TAG, "Returning persistent preferred activity: " + 4676 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4677 } 4678 return ri; 4679 } 4680 } 4681 } 4682 return null; 4683 } 4684 4685 // TODO: handle preferred activities missing while user has amnesia 4686 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4687 List<ResolveInfo> query, int priority, boolean always, 4688 boolean removeMatches, boolean debug, int userId) { 4689 if (!sUserManager.exists(userId)) return null; 4690 flags = augmentFlagsForUser(flags, userId, intent); 4691 // writer 4692 synchronized (mPackages) { 4693 if (intent.getSelector() != null) { 4694 intent = intent.getSelector(); 4695 } 4696 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4697 4698 // Try to find a matching persistent preferred activity. 4699 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4700 debug, userId); 4701 4702 // If a persistent preferred activity matched, use it. 4703 if (pri != null) { 4704 return pri; 4705 } 4706 4707 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4708 // Get the list of preferred activities that handle the intent 4709 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4710 List<PreferredActivity> prefs = pir != null 4711 ? pir.queryIntent(intent, resolvedType, 4712 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4713 : null; 4714 if (prefs != null && prefs.size() > 0) { 4715 boolean changed = false; 4716 try { 4717 // First figure out how good the original match set is. 4718 // We will only allow preferred activities that came 4719 // from the same match quality. 4720 int match = 0; 4721 4722 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4723 4724 final int N = query.size(); 4725 for (int j=0; j<N; j++) { 4726 final ResolveInfo ri = query.get(j); 4727 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4728 + ": 0x" + Integer.toHexString(match)); 4729 if (ri.match > match) { 4730 match = ri.match; 4731 } 4732 } 4733 4734 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4735 + Integer.toHexString(match)); 4736 4737 match &= IntentFilter.MATCH_CATEGORY_MASK; 4738 final int M = prefs.size(); 4739 for (int i=0; i<M; i++) { 4740 final PreferredActivity pa = prefs.get(i); 4741 if (DEBUG_PREFERRED || debug) { 4742 Slog.v(TAG, "Checking PreferredActivity ds=" 4743 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4744 + "\n component=" + pa.mPref.mComponent); 4745 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4746 } 4747 if (pa.mPref.mMatch != match) { 4748 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4749 + Integer.toHexString(pa.mPref.mMatch)); 4750 continue; 4751 } 4752 // If it's not an "always" type preferred activity and that's what we're 4753 // looking for, skip it. 4754 if (always && !pa.mPref.mAlways) { 4755 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4756 continue; 4757 } 4758 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4759 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4760 if (DEBUG_PREFERRED || debug) { 4761 Slog.v(TAG, "Found preferred activity:"); 4762 if (ai != null) { 4763 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4764 } else { 4765 Slog.v(TAG, " null"); 4766 } 4767 } 4768 if (ai == null) { 4769 // This previously registered preferred activity 4770 // component is no longer known. Most likely an update 4771 // to the app was installed and in the new version this 4772 // component no longer exists. Clean it up by removing 4773 // it from the preferred activities list, and skip it. 4774 Slog.w(TAG, "Removing dangling preferred activity: " 4775 + pa.mPref.mComponent); 4776 pir.removeFilter(pa); 4777 changed = true; 4778 continue; 4779 } 4780 for (int j=0; j<N; j++) { 4781 final ResolveInfo ri = query.get(j); 4782 if (!ri.activityInfo.applicationInfo.packageName 4783 .equals(ai.applicationInfo.packageName)) { 4784 continue; 4785 } 4786 if (!ri.activityInfo.name.equals(ai.name)) { 4787 continue; 4788 } 4789 4790 if (removeMatches) { 4791 pir.removeFilter(pa); 4792 changed = true; 4793 if (DEBUG_PREFERRED) { 4794 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4795 } 4796 break; 4797 } 4798 4799 // Okay we found a previously set preferred or last chosen app. 4800 // If the result set is different from when this 4801 // was created, we need to clear it and re-ask the 4802 // user their preference, if we're looking for an "always" type entry. 4803 if (always && !pa.mPref.sameSet(query)) { 4804 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4805 + intent + " type " + resolvedType); 4806 if (DEBUG_PREFERRED) { 4807 Slog.v(TAG, "Removing preferred activity since set changed " 4808 + pa.mPref.mComponent); 4809 } 4810 pir.removeFilter(pa); 4811 // Re-add the filter as a "last chosen" entry (!always) 4812 PreferredActivity lastChosen = new PreferredActivity( 4813 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4814 pir.addFilter(lastChosen); 4815 changed = true; 4816 return null; 4817 } 4818 4819 // Yay! Either the set matched or we're looking for the last chosen 4820 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4821 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4822 return ri; 4823 } 4824 } 4825 } finally { 4826 if (changed) { 4827 if (DEBUG_PREFERRED) { 4828 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4829 } 4830 scheduleWritePackageRestrictionsLocked(userId); 4831 } 4832 } 4833 } 4834 } 4835 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4836 return null; 4837 } 4838 4839 /* 4840 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4841 */ 4842 @Override 4843 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4844 int targetUserId) { 4845 mContext.enforceCallingOrSelfPermission( 4846 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4847 List<CrossProfileIntentFilter> matches = 4848 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4849 if (matches != null) { 4850 int size = matches.size(); 4851 for (int i = 0; i < size; i++) { 4852 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4853 } 4854 } 4855 if (hasWebURI(intent)) { 4856 // cross-profile app linking works only towards the parent. 4857 final UserInfo parent = getProfileParent(sourceUserId); 4858 synchronized(mPackages) { 4859 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4860 intent, resolvedType, 0, sourceUserId, parent.id); 4861 return xpDomainInfo != null; 4862 } 4863 } 4864 return false; 4865 } 4866 4867 private UserInfo getProfileParent(int userId) { 4868 final long identity = Binder.clearCallingIdentity(); 4869 try { 4870 return sUserManager.getProfileParent(userId); 4871 } finally { 4872 Binder.restoreCallingIdentity(identity); 4873 } 4874 } 4875 4876 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4877 String resolvedType, int userId) { 4878 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4879 if (resolver != null) { 4880 return resolver.queryIntent(intent, resolvedType, false, userId); 4881 } 4882 return null; 4883 } 4884 4885 @Override 4886 public List<ResolveInfo> queryIntentActivities(Intent intent, 4887 String resolvedType, int flags, int userId) { 4888 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4889 flags = augmentFlagsForUser(flags, userId, intent); 4890 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4891 ComponentName comp = intent.getComponent(); 4892 if (comp == null) { 4893 if (intent.getSelector() != null) { 4894 intent = intent.getSelector(); 4895 comp = intent.getComponent(); 4896 } 4897 } 4898 4899 if (comp != null) { 4900 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4901 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4902 if (ai != null) { 4903 final ResolveInfo ri = new ResolveInfo(); 4904 ri.activityInfo = ai; 4905 list.add(ri); 4906 } 4907 return list; 4908 } 4909 4910 // reader 4911 synchronized (mPackages) { 4912 final String pkgName = intent.getPackage(); 4913 if (pkgName == null) { 4914 List<CrossProfileIntentFilter> matchingFilters = 4915 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4916 // Check for results that need to skip the current profile. 4917 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4918 resolvedType, flags, userId); 4919 if (xpResolveInfo != null) { 4920 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4921 result.add(xpResolveInfo); 4922 return filterIfNotSystemUser(result, userId); 4923 } 4924 4925 // Check for results in the current profile. 4926 List<ResolveInfo> result = mActivities.queryIntent( 4927 intent, resolvedType, flags, userId); 4928 result = filterIfNotSystemUser(result, userId); 4929 4930 // Check for cross profile results. 4931 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4932 xpResolveInfo = queryCrossProfileIntents( 4933 matchingFilters, intent, resolvedType, flags, userId, 4934 hasNonNegativePriorityResult); 4935 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4936 boolean isVisibleToUser = filterIfNotSystemUser( 4937 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4938 if (isVisibleToUser) { 4939 result.add(xpResolveInfo); 4940 Collections.sort(result, mResolvePrioritySorter); 4941 } 4942 } 4943 if (hasWebURI(intent)) { 4944 CrossProfileDomainInfo xpDomainInfo = null; 4945 final UserInfo parent = getProfileParent(userId); 4946 if (parent != null) { 4947 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4948 flags, userId, parent.id); 4949 } 4950 if (xpDomainInfo != null) { 4951 if (xpResolveInfo != null) { 4952 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4953 // in the result. 4954 result.remove(xpResolveInfo); 4955 } 4956 if (result.size() == 0) { 4957 result.add(xpDomainInfo.resolveInfo); 4958 return result; 4959 } 4960 } else if (result.size() <= 1) { 4961 return result; 4962 } 4963 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4964 xpDomainInfo, userId); 4965 Collections.sort(result, mResolvePrioritySorter); 4966 } 4967 return result; 4968 } 4969 final PackageParser.Package pkg = mPackages.get(pkgName); 4970 if (pkg != null) { 4971 return filterIfNotSystemUser( 4972 mActivities.queryIntentForPackage( 4973 intent, resolvedType, flags, pkg.activities, userId), 4974 userId); 4975 } 4976 return new ArrayList<ResolveInfo>(); 4977 } 4978 } 4979 4980 private static class CrossProfileDomainInfo { 4981 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4982 ResolveInfo resolveInfo; 4983 /* Best domain verification status of the activities found in the other profile */ 4984 int bestDomainVerificationStatus; 4985 } 4986 4987 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4988 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4989 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4990 sourceUserId)) { 4991 return null; 4992 } 4993 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4994 resolvedType, flags, parentUserId); 4995 4996 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4997 return null; 4998 } 4999 CrossProfileDomainInfo result = null; 5000 int size = resultTargetUser.size(); 5001 for (int i = 0; i < size; i++) { 5002 ResolveInfo riTargetUser = resultTargetUser.get(i); 5003 // Intent filter verification is only for filters that specify a host. So don't return 5004 // those that handle all web uris. 5005 if (riTargetUser.handleAllWebDataURI) { 5006 continue; 5007 } 5008 String packageName = riTargetUser.activityInfo.packageName; 5009 PackageSetting ps = mSettings.mPackages.get(packageName); 5010 if (ps == null) { 5011 continue; 5012 } 5013 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5014 int status = (int)(verificationState >> 32); 5015 if (result == null) { 5016 result = new CrossProfileDomainInfo(); 5017 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5018 sourceUserId, parentUserId); 5019 result.bestDomainVerificationStatus = status; 5020 } else { 5021 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5022 result.bestDomainVerificationStatus); 5023 } 5024 } 5025 // Don't consider matches with status NEVER across profiles. 5026 if (result != null && result.bestDomainVerificationStatus 5027 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5028 return null; 5029 } 5030 return result; 5031 } 5032 5033 /** 5034 * Verification statuses are ordered from the worse to the best, except for 5035 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5036 */ 5037 private int bestDomainVerificationStatus(int status1, int status2) { 5038 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5039 return status2; 5040 } 5041 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5042 return status1; 5043 } 5044 return (int) MathUtils.max(status1, status2); 5045 } 5046 5047 private boolean isUserEnabled(int userId) { 5048 long callingId = Binder.clearCallingIdentity(); 5049 try { 5050 UserInfo userInfo = sUserManager.getUserInfo(userId); 5051 return userInfo != null && userInfo.isEnabled(); 5052 } finally { 5053 Binder.restoreCallingIdentity(callingId); 5054 } 5055 } 5056 5057 /** 5058 * Filter out activities with systemUserOnly flag set, when current user is not System. 5059 * 5060 * @return filtered list 5061 */ 5062 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5063 if (userId == UserHandle.USER_SYSTEM) { 5064 return resolveInfos; 5065 } 5066 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5067 ResolveInfo info = resolveInfos.get(i); 5068 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5069 resolveInfos.remove(i); 5070 } 5071 } 5072 return resolveInfos; 5073 } 5074 5075 /** 5076 * @param resolveInfos list of resolve infos in descending priority order 5077 * @return if the list contains a resolve info with non-negative priority 5078 */ 5079 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5080 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5081 } 5082 5083 private static boolean hasWebURI(Intent intent) { 5084 if (intent.getData() == null) { 5085 return false; 5086 } 5087 final String scheme = intent.getScheme(); 5088 if (TextUtils.isEmpty(scheme)) { 5089 return false; 5090 } 5091 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5092 } 5093 5094 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5095 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5096 int userId) { 5097 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5098 5099 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5100 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5101 candidates.size()); 5102 } 5103 5104 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5105 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5106 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5107 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5108 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5109 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5110 5111 synchronized (mPackages) { 5112 final int count = candidates.size(); 5113 // First, try to use linked apps. Partition the candidates into four lists: 5114 // one for the final results, one for the "do not use ever", one for "undefined status" 5115 // and finally one for "browser app type". 5116 for (int n=0; n<count; n++) { 5117 ResolveInfo info = candidates.get(n); 5118 String packageName = info.activityInfo.packageName; 5119 PackageSetting ps = mSettings.mPackages.get(packageName); 5120 if (ps != null) { 5121 // Add to the special match all list (Browser use case) 5122 if (info.handleAllWebDataURI) { 5123 matchAllList.add(info); 5124 continue; 5125 } 5126 // Try to get the status from User settings first 5127 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5128 int status = (int)(packedStatus >> 32); 5129 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5130 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5131 if (DEBUG_DOMAIN_VERIFICATION) { 5132 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5133 + " : linkgen=" + linkGeneration); 5134 } 5135 // Use link-enabled generation as preferredOrder, i.e. 5136 // prefer newly-enabled over earlier-enabled. 5137 info.preferredOrder = linkGeneration; 5138 alwaysList.add(info); 5139 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5140 if (DEBUG_DOMAIN_VERIFICATION) { 5141 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5142 } 5143 neverList.add(info); 5144 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5145 if (DEBUG_DOMAIN_VERIFICATION) { 5146 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5147 } 5148 alwaysAskList.add(info); 5149 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5150 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5151 if (DEBUG_DOMAIN_VERIFICATION) { 5152 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5153 } 5154 undefinedList.add(info); 5155 } 5156 } 5157 } 5158 5159 // We'll want to include browser possibilities in a few cases 5160 boolean includeBrowser = false; 5161 5162 // First try to add the "always" resolution(s) for the current user, if any 5163 if (alwaysList.size() > 0) { 5164 result.addAll(alwaysList); 5165 } else { 5166 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5167 result.addAll(undefinedList); 5168 // Maybe add one for the other profile. 5169 if (xpDomainInfo != null && ( 5170 xpDomainInfo.bestDomainVerificationStatus 5171 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5172 result.add(xpDomainInfo.resolveInfo); 5173 } 5174 includeBrowser = true; 5175 } 5176 5177 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5178 // If there were 'always' entries their preferred order has been set, so we also 5179 // back that off to make the alternatives equivalent 5180 if (alwaysAskList.size() > 0) { 5181 for (ResolveInfo i : result) { 5182 i.preferredOrder = 0; 5183 } 5184 result.addAll(alwaysAskList); 5185 includeBrowser = true; 5186 } 5187 5188 if (includeBrowser) { 5189 // Also add browsers (all of them or only the default one) 5190 if (DEBUG_DOMAIN_VERIFICATION) { 5191 Slog.v(TAG, " ...including browsers in candidate set"); 5192 } 5193 if ((matchFlags & MATCH_ALL) != 0) { 5194 result.addAll(matchAllList); 5195 } else { 5196 // Browser/generic handling case. If there's a default browser, go straight 5197 // to that (but only if there is no other higher-priority match). 5198 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5199 int maxMatchPrio = 0; 5200 ResolveInfo defaultBrowserMatch = null; 5201 final int numCandidates = matchAllList.size(); 5202 for (int n = 0; n < numCandidates; n++) { 5203 ResolveInfo info = matchAllList.get(n); 5204 // track the highest overall match priority... 5205 if (info.priority > maxMatchPrio) { 5206 maxMatchPrio = info.priority; 5207 } 5208 // ...and the highest-priority default browser match 5209 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5210 if (defaultBrowserMatch == null 5211 || (defaultBrowserMatch.priority < info.priority)) { 5212 if (debug) { 5213 Slog.v(TAG, "Considering default browser match " + info); 5214 } 5215 defaultBrowserMatch = info; 5216 } 5217 } 5218 } 5219 if (defaultBrowserMatch != null 5220 && defaultBrowserMatch.priority >= maxMatchPrio 5221 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5222 { 5223 if (debug) { 5224 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5225 } 5226 result.add(defaultBrowserMatch); 5227 } else { 5228 result.addAll(matchAllList); 5229 } 5230 } 5231 5232 // If there is nothing selected, add all candidates and remove the ones that the user 5233 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5234 if (result.size() == 0) { 5235 result.addAll(candidates); 5236 result.removeAll(neverList); 5237 } 5238 } 5239 } 5240 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5241 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5242 result.size()); 5243 for (ResolveInfo info : result) { 5244 Slog.v(TAG, " + " + info.activityInfo); 5245 } 5246 } 5247 return result; 5248 } 5249 5250 // Returns a packed value as a long: 5251 // 5252 // high 'int'-sized word: link status: undefined/ask/never/always. 5253 // low 'int'-sized word: relative priority among 'always' results. 5254 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5255 long result = ps.getDomainVerificationStatusForUser(userId); 5256 // if none available, get the master status 5257 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5258 if (ps.getIntentFilterVerificationInfo() != null) { 5259 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5260 } 5261 } 5262 return result; 5263 } 5264 5265 private ResolveInfo querySkipCurrentProfileIntents( 5266 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5267 int flags, int sourceUserId) { 5268 if (matchingFilters != null) { 5269 int size = matchingFilters.size(); 5270 for (int i = 0; i < size; i ++) { 5271 CrossProfileIntentFilter filter = matchingFilters.get(i); 5272 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5273 // Checking if there are activities in the target user that can handle the 5274 // intent. 5275 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5276 resolvedType, flags, sourceUserId); 5277 if (resolveInfo != null) { 5278 return resolveInfo; 5279 } 5280 } 5281 } 5282 } 5283 return null; 5284 } 5285 5286 // Return matching ResolveInfo in target user if any. 5287 private ResolveInfo queryCrossProfileIntents( 5288 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5289 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5290 if (matchingFilters != null) { 5291 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5292 // match the same intent. For performance reasons, it is better not to 5293 // run queryIntent twice for the same userId 5294 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5295 int size = matchingFilters.size(); 5296 for (int i = 0; i < size; i++) { 5297 CrossProfileIntentFilter filter = matchingFilters.get(i); 5298 int targetUserId = filter.getTargetUserId(); 5299 boolean skipCurrentProfile = 5300 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5301 boolean skipCurrentProfileIfNoMatchFound = 5302 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5303 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5304 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5305 // Checking if there are activities in the target user that can handle the 5306 // intent. 5307 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5308 resolvedType, flags, sourceUserId); 5309 if (resolveInfo != null) return resolveInfo; 5310 alreadyTriedUserIds.put(targetUserId, true); 5311 } 5312 } 5313 } 5314 return null; 5315 } 5316 5317 /** 5318 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5319 * will forward the intent to the filter's target user. 5320 * Otherwise, returns null. 5321 */ 5322 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5323 String resolvedType, int flags, int sourceUserId) { 5324 int targetUserId = filter.getTargetUserId(); 5325 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5326 resolvedType, flags, targetUserId); 5327 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5328 && isUserEnabled(targetUserId)) { 5329 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5330 } 5331 return null; 5332 } 5333 5334 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5335 int sourceUserId, int targetUserId) { 5336 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5337 long ident = Binder.clearCallingIdentity(); 5338 boolean targetIsProfile; 5339 try { 5340 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5341 } finally { 5342 Binder.restoreCallingIdentity(ident); 5343 } 5344 String className; 5345 if (targetIsProfile) { 5346 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5347 } else { 5348 className = FORWARD_INTENT_TO_PARENT; 5349 } 5350 ComponentName forwardingActivityComponentName = new ComponentName( 5351 mAndroidApplication.packageName, className); 5352 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5353 sourceUserId); 5354 if (!targetIsProfile) { 5355 forwardingActivityInfo.showUserIcon = targetUserId; 5356 forwardingResolveInfo.noResourceId = true; 5357 } 5358 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5359 forwardingResolveInfo.priority = 0; 5360 forwardingResolveInfo.preferredOrder = 0; 5361 forwardingResolveInfo.match = 0; 5362 forwardingResolveInfo.isDefault = true; 5363 forwardingResolveInfo.filter = filter; 5364 forwardingResolveInfo.targetUserId = targetUserId; 5365 return forwardingResolveInfo; 5366 } 5367 5368 @Override 5369 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5370 Intent[] specifics, String[] specificTypes, Intent intent, 5371 String resolvedType, int flags, int userId) { 5372 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5373 flags = augmentFlagsForUser(flags, userId, intent); 5374 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5375 false, "query intent activity options"); 5376 final String resultsAction = intent.getAction(); 5377 5378 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5379 | PackageManager.GET_RESOLVED_FILTER, userId); 5380 5381 if (DEBUG_INTENT_MATCHING) { 5382 Log.v(TAG, "Query " + intent + ": " + results); 5383 } 5384 5385 int specificsPos = 0; 5386 int N; 5387 5388 // todo: note that the algorithm used here is O(N^2). This 5389 // isn't a problem in our current environment, but if we start running 5390 // into situations where we have more than 5 or 10 matches then this 5391 // should probably be changed to something smarter... 5392 5393 // First we go through and resolve each of the specific items 5394 // that were supplied, taking care of removing any corresponding 5395 // duplicate items in the generic resolve list. 5396 if (specifics != null) { 5397 for (int i=0; i<specifics.length; i++) { 5398 final Intent sintent = specifics[i]; 5399 if (sintent == null) { 5400 continue; 5401 } 5402 5403 if (DEBUG_INTENT_MATCHING) { 5404 Log.v(TAG, "Specific #" + i + ": " + sintent); 5405 } 5406 5407 String action = sintent.getAction(); 5408 if (resultsAction != null && resultsAction.equals(action)) { 5409 // If this action was explicitly requested, then don't 5410 // remove things that have it. 5411 action = null; 5412 } 5413 5414 ResolveInfo ri = null; 5415 ActivityInfo ai = null; 5416 5417 ComponentName comp = sintent.getComponent(); 5418 if (comp == null) { 5419 ri = resolveIntent( 5420 sintent, 5421 specificTypes != null ? specificTypes[i] : null, 5422 flags, userId); 5423 if (ri == null) { 5424 continue; 5425 } 5426 if (ri == mResolveInfo) { 5427 // ACK! Must do something better with this. 5428 } 5429 ai = ri.activityInfo; 5430 comp = new ComponentName(ai.applicationInfo.packageName, 5431 ai.name); 5432 } else { 5433 ai = getActivityInfo(comp, flags, userId); 5434 if (ai == null) { 5435 continue; 5436 } 5437 } 5438 5439 // Look for any generic query activities that are duplicates 5440 // of this specific one, and remove them from the results. 5441 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5442 N = results.size(); 5443 int j; 5444 for (j=specificsPos; j<N; j++) { 5445 ResolveInfo sri = results.get(j); 5446 if ((sri.activityInfo.name.equals(comp.getClassName()) 5447 && sri.activityInfo.applicationInfo.packageName.equals( 5448 comp.getPackageName())) 5449 || (action != null && sri.filter.matchAction(action))) { 5450 results.remove(j); 5451 if (DEBUG_INTENT_MATCHING) Log.v( 5452 TAG, "Removing duplicate item from " + j 5453 + " due to specific " + specificsPos); 5454 if (ri == null) { 5455 ri = sri; 5456 } 5457 j--; 5458 N--; 5459 } 5460 } 5461 5462 // Add this specific item to its proper place. 5463 if (ri == null) { 5464 ri = new ResolveInfo(); 5465 ri.activityInfo = ai; 5466 } 5467 results.add(specificsPos, ri); 5468 ri.specificIndex = i; 5469 specificsPos++; 5470 } 5471 } 5472 5473 // Now we go through the remaining generic results and remove any 5474 // duplicate actions that are found here. 5475 N = results.size(); 5476 for (int i=specificsPos; i<N-1; i++) { 5477 final ResolveInfo rii = results.get(i); 5478 if (rii.filter == null) { 5479 continue; 5480 } 5481 5482 // Iterate over all of the actions of this result's intent 5483 // filter... typically this should be just one. 5484 final Iterator<String> it = rii.filter.actionsIterator(); 5485 if (it == null) { 5486 continue; 5487 } 5488 while (it.hasNext()) { 5489 final String action = it.next(); 5490 if (resultsAction != null && resultsAction.equals(action)) { 5491 // If this action was explicitly requested, then don't 5492 // remove things that have it. 5493 continue; 5494 } 5495 for (int j=i+1; j<N; j++) { 5496 final ResolveInfo rij = results.get(j); 5497 if (rij.filter != null && rij.filter.hasAction(action)) { 5498 results.remove(j); 5499 if (DEBUG_INTENT_MATCHING) Log.v( 5500 TAG, "Removing duplicate item from " + j 5501 + " due to action " + action + " at " + i); 5502 j--; 5503 N--; 5504 } 5505 } 5506 } 5507 5508 // If the caller didn't request filter information, drop it now 5509 // so we don't have to marshall/unmarshall it. 5510 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5511 rii.filter = null; 5512 } 5513 } 5514 5515 // Filter out the caller activity if so requested. 5516 if (caller != null) { 5517 N = results.size(); 5518 for (int i=0; i<N; i++) { 5519 ActivityInfo ainfo = results.get(i).activityInfo; 5520 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5521 && caller.getClassName().equals(ainfo.name)) { 5522 results.remove(i); 5523 break; 5524 } 5525 } 5526 } 5527 5528 // If the caller didn't request filter information, 5529 // drop them now so we don't have to 5530 // marshall/unmarshall it. 5531 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5532 N = results.size(); 5533 for (int i=0; i<N; i++) { 5534 results.get(i).filter = null; 5535 } 5536 } 5537 5538 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5539 return results; 5540 } 5541 5542 @Override 5543 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5544 int userId) { 5545 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5546 flags = augmentFlagsForUser(flags, userId, intent); 5547 ComponentName comp = intent.getComponent(); 5548 if (comp == null) { 5549 if (intent.getSelector() != null) { 5550 intent = intent.getSelector(); 5551 comp = intent.getComponent(); 5552 } 5553 } 5554 if (comp != null) { 5555 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5556 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5557 if (ai != null) { 5558 ResolveInfo ri = new ResolveInfo(); 5559 ri.activityInfo = ai; 5560 list.add(ri); 5561 } 5562 return list; 5563 } 5564 5565 // reader 5566 synchronized (mPackages) { 5567 String pkgName = intent.getPackage(); 5568 if (pkgName == null) { 5569 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5570 } 5571 final PackageParser.Package pkg = mPackages.get(pkgName); 5572 if (pkg != null) { 5573 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5574 userId); 5575 } 5576 return null; 5577 } 5578 } 5579 5580 @Override 5581 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5582 if (!sUserManager.exists(userId)) return null; 5583 flags = augmentFlagsForUser(flags, userId, intent); 5584 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5585 if (query != null) { 5586 if (query.size() >= 1) { 5587 // If there is more than one service with the same priority, 5588 // just arbitrarily pick the first one. 5589 return query.get(0); 5590 } 5591 } 5592 return null; 5593 } 5594 5595 @Override 5596 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5597 int userId) { 5598 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5599 flags = augmentFlagsForUser(flags, userId, intent); 5600 ComponentName comp = intent.getComponent(); 5601 if (comp == null) { 5602 if (intent.getSelector() != null) { 5603 intent = intent.getSelector(); 5604 comp = intent.getComponent(); 5605 } 5606 } 5607 if (comp != null) { 5608 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5609 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5610 if (si != null) { 5611 final ResolveInfo ri = new ResolveInfo(); 5612 ri.serviceInfo = si; 5613 list.add(ri); 5614 } 5615 return list; 5616 } 5617 5618 // reader 5619 synchronized (mPackages) { 5620 String pkgName = intent.getPackage(); 5621 if (pkgName == null) { 5622 return mServices.queryIntent(intent, resolvedType, flags, userId); 5623 } 5624 final PackageParser.Package pkg = mPackages.get(pkgName); 5625 if (pkg != null) { 5626 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5627 userId); 5628 } 5629 return null; 5630 } 5631 } 5632 5633 @Override 5634 public List<ResolveInfo> queryIntentContentProviders( 5635 Intent intent, String resolvedType, int flags, int userId) { 5636 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5637 flags = augmentFlagsForUser(flags, userId, intent); 5638 ComponentName comp = intent.getComponent(); 5639 if (comp == null) { 5640 if (intent.getSelector() != null) { 5641 intent = intent.getSelector(); 5642 comp = intent.getComponent(); 5643 } 5644 } 5645 if (comp != null) { 5646 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5647 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5648 if (pi != null) { 5649 final ResolveInfo ri = new ResolveInfo(); 5650 ri.providerInfo = pi; 5651 list.add(ri); 5652 } 5653 return list; 5654 } 5655 5656 // reader 5657 synchronized (mPackages) { 5658 String pkgName = intent.getPackage(); 5659 if (pkgName == null) { 5660 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5661 } 5662 final PackageParser.Package pkg = mPackages.get(pkgName); 5663 if (pkg != null) { 5664 return mProviders.queryIntentForPackage( 5665 intent, resolvedType, flags, pkg.providers, userId); 5666 } 5667 return null; 5668 } 5669 } 5670 5671 @Override 5672 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5673 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5674 5675 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5676 5677 // writer 5678 synchronized (mPackages) { 5679 ArrayList<PackageInfo> list; 5680 if (listUninstalled) { 5681 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5682 for (PackageSetting ps : mSettings.mPackages.values()) { 5683 PackageInfo pi; 5684 if (ps.pkg != null) { 5685 pi = generatePackageInfo(ps.pkg, flags, userId); 5686 } else { 5687 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5688 } 5689 if (pi != null) { 5690 list.add(pi); 5691 } 5692 } 5693 } else { 5694 list = new ArrayList<PackageInfo>(mPackages.size()); 5695 for (PackageParser.Package p : mPackages.values()) { 5696 PackageInfo pi = generatePackageInfo(p, flags, userId); 5697 if (pi != null) { 5698 list.add(pi); 5699 } 5700 } 5701 } 5702 5703 return new ParceledListSlice<PackageInfo>(list); 5704 } 5705 } 5706 5707 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5708 String[] permissions, boolean[] tmp, int flags, int userId) { 5709 int numMatch = 0; 5710 final PermissionsState permissionsState = ps.getPermissionsState(); 5711 for (int i=0; i<permissions.length; i++) { 5712 final String permission = permissions[i]; 5713 if (permissionsState.hasPermission(permission, userId)) { 5714 tmp[i] = true; 5715 numMatch++; 5716 } else { 5717 tmp[i] = false; 5718 } 5719 } 5720 if (numMatch == 0) { 5721 return; 5722 } 5723 PackageInfo pi; 5724 if (ps.pkg != null) { 5725 pi = generatePackageInfo(ps.pkg, flags, userId); 5726 } else { 5727 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5728 } 5729 // The above might return null in cases of uninstalled apps or install-state 5730 // skew across users/profiles. 5731 if (pi != null) { 5732 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5733 if (numMatch == permissions.length) { 5734 pi.requestedPermissions = permissions; 5735 } else { 5736 pi.requestedPermissions = new String[numMatch]; 5737 numMatch = 0; 5738 for (int i=0; i<permissions.length; i++) { 5739 if (tmp[i]) { 5740 pi.requestedPermissions[numMatch] = permissions[i]; 5741 numMatch++; 5742 } 5743 } 5744 } 5745 } 5746 list.add(pi); 5747 } 5748 } 5749 5750 @Override 5751 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5752 String[] permissions, int flags, int userId) { 5753 if (!sUserManager.exists(userId)) return null; 5754 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5755 5756 // writer 5757 synchronized (mPackages) { 5758 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5759 boolean[] tmpBools = new boolean[permissions.length]; 5760 if (listUninstalled) { 5761 for (PackageSetting ps : mSettings.mPackages.values()) { 5762 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5763 } 5764 } else { 5765 for (PackageParser.Package pkg : mPackages.values()) { 5766 PackageSetting ps = (PackageSetting)pkg.mExtras; 5767 if (ps != null) { 5768 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5769 userId); 5770 } 5771 } 5772 } 5773 5774 return new ParceledListSlice<PackageInfo>(list); 5775 } 5776 } 5777 5778 @Override 5779 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5780 if (!sUserManager.exists(userId)) return null; 5781 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5782 5783 // writer 5784 synchronized (mPackages) { 5785 ArrayList<ApplicationInfo> list; 5786 if (listUninstalled) { 5787 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5788 for (PackageSetting ps : mSettings.mPackages.values()) { 5789 ApplicationInfo ai; 5790 if (ps.pkg != null) { 5791 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5792 ps.readUserState(userId), userId); 5793 } else { 5794 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5795 } 5796 if (ai != null) { 5797 list.add(ai); 5798 } 5799 } 5800 } else { 5801 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5802 for (PackageParser.Package p : mPackages.values()) { 5803 if (p.mExtras != null) { 5804 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5805 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5806 if (ai != null) { 5807 list.add(ai); 5808 } 5809 } 5810 } 5811 } 5812 5813 return new ParceledListSlice<ApplicationInfo>(list); 5814 } 5815 } 5816 5817 @Override 5818 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5819 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5820 "getEphemeralApplications"); 5821 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5822 "getEphemeralApplications"); 5823 synchronized (mPackages) { 5824 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5825 .getEphemeralApplicationsLPw(userId); 5826 if (ephemeralApps != null) { 5827 return new ParceledListSlice<>(ephemeralApps); 5828 } 5829 } 5830 return null; 5831 } 5832 5833 @Override 5834 public boolean isEphemeralApplication(String packageName, int userId) { 5835 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5836 "isEphemeral"); 5837 if (!isCallerSameApp(packageName)) { 5838 return false; 5839 } 5840 synchronized (mPackages) { 5841 PackageParser.Package pkg = mPackages.get(packageName); 5842 if (pkg != null) { 5843 return pkg.applicationInfo.isEphemeralApp(); 5844 } 5845 } 5846 return false; 5847 } 5848 5849 @Override 5850 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5851 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5852 "getCookie"); 5853 if (!isCallerSameApp(packageName)) { 5854 return null; 5855 } 5856 synchronized (mPackages) { 5857 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5858 packageName, userId); 5859 } 5860 } 5861 5862 @Override 5863 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5864 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5865 "setCookie"); 5866 if (!isCallerSameApp(packageName)) { 5867 return false; 5868 } 5869 synchronized (mPackages) { 5870 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5871 packageName, cookie, userId); 5872 } 5873 } 5874 5875 @Override 5876 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5877 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5878 "getEphemeralApplicationIcon"); 5879 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5880 "getEphemeralApplicationIcon"); 5881 synchronized (mPackages) { 5882 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5883 packageName, userId); 5884 } 5885 } 5886 5887 private boolean isCallerSameApp(String packageName) { 5888 PackageParser.Package pkg = mPackages.get(packageName); 5889 return pkg != null 5890 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5891 } 5892 5893 public List<ApplicationInfo> getPersistentApplications(int flags) { 5894 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5895 5896 // reader 5897 synchronized (mPackages) { 5898 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5899 final int userId = UserHandle.getCallingUserId(); 5900 while (i.hasNext()) { 5901 final PackageParser.Package p = i.next(); 5902 if (p.applicationInfo != null 5903 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5904 && (!mSafeMode || isSystemApp(p))) { 5905 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5906 if (ps != null) { 5907 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5908 ps.readUserState(userId), userId); 5909 if (ai != null) { 5910 finalList.add(ai); 5911 } 5912 } 5913 } 5914 } 5915 } 5916 5917 return finalList; 5918 } 5919 5920 @Override 5921 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5922 if (!sUserManager.exists(userId)) return null; 5923 flags = augmentFlagsForUser(flags, userId, name); 5924 // reader 5925 synchronized (mPackages) { 5926 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5927 PackageSetting ps = provider != null 5928 ? mSettings.mPackages.get(provider.owner.packageName) 5929 : null; 5930 return ps != null 5931 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5932 && (!mSafeMode || (provider.info.applicationInfo.flags 5933 &ApplicationInfo.FLAG_SYSTEM) != 0) 5934 ? PackageParser.generateProviderInfo(provider, flags, 5935 ps.readUserState(userId), userId) 5936 : null; 5937 } 5938 } 5939 5940 /** 5941 * @deprecated 5942 */ 5943 @Deprecated 5944 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5945 // reader 5946 synchronized (mPackages) { 5947 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5948 .entrySet().iterator(); 5949 final int userId = UserHandle.getCallingUserId(); 5950 while (i.hasNext()) { 5951 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5952 PackageParser.Provider p = entry.getValue(); 5953 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5954 5955 if (ps != null && p.syncable 5956 && (!mSafeMode || (p.info.applicationInfo.flags 5957 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5958 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5959 ps.readUserState(userId), userId); 5960 if (info != null) { 5961 outNames.add(entry.getKey()); 5962 outInfo.add(info); 5963 } 5964 } 5965 } 5966 } 5967 } 5968 5969 @Override 5970 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5971 int uid, int flags) { 5972 final int userId = processName != null ? UserHandle.getUserId(uid) 5973 : UserHandle.getCallingUserId(); 5974 if (!sUserManager.exists(userId)) return null; 5975 flags = augmentFlagsForUser(flags, userId, processName); 5976 5977 ArrayList<ProviderInfo> finalList = null; 5978 // reader 5979 synchronized (mPackages) { 5980 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5981 while (i.hasNext()) { 5982 final PackageParser.Provider p = i.next(); 5983 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5984 if (ps != null && p.info.authority != null 5985 && (processName == null 5986 || (p.info.processName.equals(processName) 5987 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5988 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 5989 && (!mSafeMode 5990 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5991 if (finalList == null) { 5992 finalList = new ArrayList<ProviderInfo>(3); 5993 } 5994 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5995 ps.readUserState(userId), userId); 5996 if (info != null) { 5997 finalList.add(info); 5998 } 5999 } 6000 } 6001 } 6002 6003 if (finalList != null) { 6004 Collections.sort(finalList, mProviderInitOrderSorter); 6005 return new ParceledListSlice<ProviderInfo>(finalList); 6006 } 6007 6008 return null; 6009 } 6010 6011 @Override 6012 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 6013 int flags) { 6014 // reader 6015 synchronized (mPackages) { 6016 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6017 return PackageParser.generateInstrumentationInfo(i, flags); 6018 } 6019 } 6020 6021 @Override 6022 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6023 int flags) { 6024 ArrayList<InstrumentationInfo> finalList = 6025 new ArrayList<InstrumentationInfo>(); 6026 6027 // reader 6028 synchronized (mPackages) { 6029 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6030 while (i.hasNext()) { 6031 final PackageParser.Instrumentation p = i.next(); 6032 if (targetPackage == null 6033 || targetPackage.equals(p.info.targetPackage)) { 6034 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6035 flags); 6036 if (ii != null) { 6037 finalList.add(ii); 6038 } 6039 } 6040 } 6041 } 6042 6043 return finalList; 6044 } 6045 6046 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6047 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6048 if (overlays == null) { 6049 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6050 return; 6051 } 6052 for (PackageParser.Package opkg : overlays.values()) { 6053 // Not much to do if idmap fails: we already logged the error 6054 // and we certainly don't want to abort installation of pkg simply 6055 // because an overlay didn't fit properly. For these reasons, 6056 // ignore the return value of createIdmapForPackagePairLI. 6057 createIdmapForPackagePairLI(pkg, opkg); 6058 } 6059 } 6060 6061 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6062 PackageParser.Package opkg) { 6063 if (!opkg.mTrustedOverlay) { 6064 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6065 opkg.baseCodePath + ": overlay not trusted"); 6066 return false; 6067 } 6068 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6069 if (overlaySet == null) { 6070 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6071 opkg.baseCodePath + " but target package has no known overlays"); 6072 return false; 6073 } 6074 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6075 // TODO: generate idmap for split APKs 6076 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6077 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6078 + opkg.baseCodePath); 6079 return false; 6080 } 6081 PackageParser.Package[] overlayArray = 6082 overlaySet.values().toArray(new PackageParser.Package[0]); 6083 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6084 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6085 return p1.mOverlayPriority - p2.mOverlayPriority; 6086 } 6087 }; 6088 Arrays.sort(overlayArray, cmp); 6089 6090 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6091 int i = 0; 6092 for (PackageParser.Package p : overlayArray) { 6093 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6094 } 6095 return true; 6096 } 6097 6098 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6099 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6100 try { 6101 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6102 } finally { 6103 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6104 } 6105 } 6106 6107 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6108 final File[] files = dir.listFiles(); 6109 if (ArrayUtils.isEmpty(files)) { 6110 Log.d(TAG, "No files in app dir " + dir); 6111 return; 6112 } 6113 6114 if (DEBUG_PACKAGE_SCANNING) { 6115 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6116 + " flags=0x" + Integer.toHexString(parseFlags)); 6117 } 6118 6119 for (File file : files) { 6120 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6121 && !PackageInstallerService.isStageName(file.getName()); 6122 if (!isPackage) { 6123 // Ignore entries which are not packages 6124 continue; 6125 } 6126 try { 6127 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6128 scanFlags, currentTime, null); 6129 } catch (PackageManagerException e) { 6130 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6131 6132 // Delete invalid userdata apps 6133 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6134 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6135 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6136 if (file.isDirectory()) { 6137 mInstaller.rmPackageDir(file.getAbsolutePath()); 6138 } else { 6139 file.delete(); 6140 } 6141 } 6142 } 6143 } 6144 } 6145 6146 private static File getSettingsProblemFile() { 6147 File dataDir = Environment.getDataDirectory(); 6148 File systemDir = new File(dataDir, "system"); 6149 File fname = new File(systemDir, "uiderrors.txt"); 6150 return fname; 6151 } 6152 6153 static void reportSettingsProblem(int priority, String msg) { 6154 logCriticalInfo(priority, msg); 6155 } 6156 6157 static void logCriticalInfo(int priority, String msg) { 6158 Slog.println(priority, TAG, msg); 6159 EventLogTags.writePmCriticalInfo(msg); 6160 try { 6161 File fname = getSettingsProblemFile(); 6162 FileOutputStream out = new FileOutputStream(fname, true); 6163 PrintWriter pw = new FastPrintWriter(out); 6164 SimpleDateFormat formatter = new SimpleDateFormat(); 6165 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6166 pw.println(dateString + ": " + msg); 6167 pw.close(); 6168 FileUtils.setPermissions( 6169 fname.toString(), 6170 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6171 -1, -1); 6172 } catch (java.io.IOException e) { 6173 } 6174 } 6175 6176 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6177 PackageParser.Package pkg, File srcFile, int parseFlags) 6178 throws PackageManagerException { 6179 if (ps != null 6180 && ps.codePath.equals(srcFile) 6181 && ps.timeStamp == srcFile.lastModified() 6182 && !isCompatSignatureUpdateNeeded(pkg) 6183 && !isRecoverSignatureUpdateNeeded(pkg)) { 6184 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6185 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6186 ArraySet<PublicKey> signingKs; 6187 synchronized (mPackages) { 6188 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6189 } 6190 if (ps.signatures.mSignatures != null 6191 && ps.signatures.mSignatures.length != 0 6192 && signingKs != null) { 6193 // Optimization: reuse the existing cached certificates 6194 // if the package appears to be unchanged. 6195 pkg.mSignatures = ps.signatures.mSignatures; 6196 pkg.mSigningKeys = signingKs; 6197 return; 6198 } 6199 6200 Slog.w(TAG, "PackageSetting for " + ps.name 6201 + " is missing signatures. Collecting certs again to recover them."); 6202 } else { 6203 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6204 } 6205 6206 try { 6207 pp.collectCertificates(pkg, parseFlags); 6208 pp.collectManifestDigest(pkg); 6209 } catch (PackageParserException e) { 6210 throw PackageManagerException.from(e); 6211 } 6212 } 6213 6214 /** 6215 * Traces a package scan. 6216 * @see #scanPackageLI(File, int, int, long, UserHandle) 6217 */ 6218 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6219 long currentTime, UserHandle user) throws PackageManagerException { 6220 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6221 try { 6222 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6223 } finally { 6224 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6225 } 6226 } 6227 6228 /** 6229 * Scans a package and returns the newly parsed package. 6230 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6231 */ 6232 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6233 long currentTime, UserHandle user) throws PackageManagerException { 6234 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6235 parseFlags |= mDefParseFlags; 6236 PackageParser pp = new PackageParser(); 6237 pp.setSeparateProcesses(mSeparateProcesses); 6238 pp.setOnlyCoreApps(mOnlyCore); 6239 pp.setDisplayMetrics(mMetrics); 6240 6241 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6242 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6243 } 6244 6245 final PackageParser.Package pkg; 6246 try { 6247 pkg = pp.parsePackage(scanFile, parseFlags); 6248 } catch (PackageParserException e) { 6249 throw PackageManagerException.from(e); 6250 } 6251 6252 PackageSetting ps = null; 6253 PackageSetting updatedPkg; 6254 // reader 6255 synchronized (mPackages) { 6256 // Look to see if we already know about this package. 6257 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6258 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6259 // This package has been renamed to its original name. Let's 6260 // use that. 6261 ps = mSettings.peekPackageLPr(oldName); 6262 } 6263 // If there was no original package, see one for the real package name. 6264 if (ps == null) { 6265 ps = mSettings.peekPackageLPr(pkg.packageName); 6266 } 6267 // Check to see if this package could be hiding/updating a system 6268 // package. Must look for it either under the original or real 6269 // package name depending on our state. 6270 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6271 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6272 } 6273 boolean updatedPkgBetter = false; 6274 // First check if this is a system package that may involve an update 6275 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6276 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6277 // it needs to drop FLAG_PRIVILEGED. 6278 if (locationIsPrivileged(scanFile)) { 6279 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6280 } else { 6281 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6282 } 6283 6284 if (ps != null && !ps.codePath.equals(scanFile)) { 6285 // The path has changed from what was last scanned... check the 6286 // version of the new path against what we have stored to determine 6287 // what to do. 6288 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6289 if (pkg.mVersionCode <= ps.versionCode) { 6290 // The system package has been updated and the code path does not match 6291 // Ignore entry. Skip it. 6292 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6293 + " ignored: updated version " + ps.versionCode 6294 + " better than this " + pkg.mVersionCode); 6295 if (!updatedPkg.codePath.equals(scanFile)) { 6296 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6297 + ps.name + " changing from " + updatedPkg.codePathString 6298 + " to " + scanFile); 6299 updatedPkg.codePath = scanFile; 6300 updatedPkg.codePathString = scanFile.toString(); 6301 updatedPkg.resourcePath = scanFile; 6302 updatedPkg.resourcePathString = scanFile.toString(); 6303 } 6304 updatedPkg.pkg = pkg; 6305 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6306 "Package " + ps.name + " at " + scanFile 6307 + " ignored: updated version " + ps.versionCode 6308 + " better than this " + pkg.mVersionCode); 6309 } else { 6310 // The current app on the system partition is better than 6311 // what we have updated to on the data partition; switch 6312 // back to the system partition version. 6313 // At this point, its safely assumed that package installation for 6314 // apps in system partition will go through. If not there won't be a working 6315 // version of the app 6316 // writer 6317 synchronized (mPackages) { 6318 // Just remove the loaded entries from package lists. 6319 mPackages.remove(ps.name); 6320 } 6321 6322 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6323 + " reverting from " + ps.codePathString 6324 + ": new version " + pkg.mVersionCode 6325 + " better than installed " + ps.versionCode); 6326 6327 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6328 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6329 synchronized (mInstallLock) { 6330 args.cleanUpResourcesLI(); 6331 } 6332 synchronized (mPackages) { 6333 mSettings.enableSystemPackageLPw(ps.name); 6334 } 6335 updatedPkgBetter = true; 6336 } 6337 } 6338 } 6339 6340 if (updatedPkg != null) { 6341 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6342 // initially 6343 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6344 6345 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6346 // flag set initially 6347 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6348 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6349 } 6350 } 6351 6352 // Verify certificates against what was last scanned 6353 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6354 6355 /* 6356 * A new system app appeared, but we already had a non-system one of the 6357 * same name installed earlier. 6358 */ 6359 boolean shouldHideSystemApp = false; 6360 if (updatedPkg == null && ps != null 6361 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6362 /* 6363 * Check to make sure the signatures match first. If they don't, 6364 * wipe the installed application and its data. 6365 */ 6366 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6367 != PackageManager.SIGNATURE_MATCH) { 6368 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6369 + " signatures don't match existing userdata copy; removing"); 6370 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6371 ps = null; 6372 } else { 6373 /* 6374 * If the newly-added system app is an older version than the 6375 * already installed version, hide it. It will be scanned later 6376 * and re-added like an update. 6377 */ 6378 if (pkg.mVersionCode <= ps.versionCode) { 6379 shouldHideSystemApp = true; 6380 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6381 + " but new version " + pkg.mVersionCode + " better than installed " 6382 + ps.versionCode + "; hiding system"); 6383 } else { 6384 /* 6385 * The newly found system app is a newer version that the 6386 * one previously installed. Simply remove the 6387 * already-installed application and replace it with our own 6388 * while keeping the application data. 6389 */ 6390 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6391 + " reverting from " + ps.codePathString + ": new version " 6392 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6393 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6394 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6395 synchronized (mInstallLock) { 6396 args.cleanUpResourcesLI(); 6397 } 6398 } 6399 } 6400 } 6401 6402 // The apk is forward locked (not public) if its code and resources 6403 // are kept in different files. (except for app in either system or 6404 // vendor path). 6405 // TODO grab this value from PackageSettings 6406 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6407 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6408 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6409 } 6410 } 6411 6412 // TODO: extend to support forward-locked splits 6413 String resourcePath = null; 6414 String baseResourcePath = null; 6415 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6416 if (ps != null && ps.resourcePathString != null) { 6417 resourcePath = ps.resourcePathString; 6418 baseResourcePath = ps.resourcePathString; 6419 } else { 6420 // Should not happen at all. Just log an error. 6421 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6422 } 6423 } else { 6424 resourcePath = pkg.codePath; 6425 baseResourcePath = pkg.baseCodePath; 6426 } 6427 6428 // Set application objects path explicitly. 6429 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6430 pkg.applicationInfo.setCodePath(pkg.codePath); 6431 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6432 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6433 pkg.applicationInfo.setResourcePath(resourcePath); 6434 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6435 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6436 6437 // Note that we invoke the following method only if we are about to unpack an application 6438 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6439 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6440 6441 /* 6442 * If the system app should be overridden by a previously installed 6443 * data, hide the system app now and let the /data/app scan pick it up 6444 * again. 6445 */ 6446 if (shouldHideSystemApp) { 6447 synchronized (mPackages) { 6448 mSettings.disableSystemPackageLPw(pkg.packageName); 6449 } 6450 } 6451 6452 return scannedPkg; 6453 } 6454 6455 private static String fixProcessName(String defProcessName, 6456 String processName, int uid) { 6457 if (processName == null) { 6458 return defProcessName; 6459 } 6460 return processName; 6461 } 6462 6463 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6464 throws PackageManagerException { 6465 if (pkgSetting.signatures.mSignatures != null) { 6466 // Already existing package. Make sure signatures match 6467 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6468 == PackageManager.SIGNATURE_MATCH; 6469 if (!match) { 6470 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6471 == PackageManager.SIGNATURE_MATCH; 6472 } 6473 if (!match) { 6474 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6475 == PackageManager.SIGNATURE_MATCH; 6476 } 6477 if (!match) { 6478 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6479 + pkg.packageName + " signatures do not match the " 6480 + "previously installed version; ignoring!"); 6481 } 6482 } 6483 6484 // Check for shared user signatures 6485 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6486 // Already existing package. Make sure signatures match 6487 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6488 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6489 if (!match) { 6490 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6491 == PackageManager.SIGNATURE_MATCH; 6492 } 6493 if (!match) { 6494 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6495 == PackageManager.SIGNATURE_MATCH; 6496 } 6497 if (!match) { 6498 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6499 "Package " + pkg.packageName 6500 + " has no signatures that match those in shared user " 6501 + pkgSetting.sharedUser.name + "; ignoring!"); 6502 } 6503 } 6504 } 6505 6506 /** 6507 * Enforces that only the system UID or root's UID can call a method exposed 6508 * via Binder. 6509 * 6510 * @param message used as message if SecurityException is thrown 6511 * @throws SecurityException if the caller is not system or root 6512 */ 6513 private static final void enforceSystemOrRoot(String message) { 6514 final int uid = Binder.getCallingUid(); 6515 if (uid != Process.SYSTEM_UID && uid != 0) { 6516 throw new SecurityException(message); 6517 } 6518 } 6519 6520 @Override 6521 public void performFstrimIfNeeded() { 6522 enforceSystemOrRoot("Only the system can request fstrim"); 6523 6524 // Before everything else, see whether we need to fstrim. 6525 try { 6526 IMountService ms = PackageHelper.getMountService(); 6527 if (ms != null) { 6528 final boolean isUpgrade = isUpgrade(); 6529 boolean doTrim = isUpgrade; 6530 if (doTrim) { 6531 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6532 } else { 6533 final long interval = android.provider.Settings.Global.getLong( 6534 mContext.getContentResolver(), 6535 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6536 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6537 if (interval > 0) { 6538 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6539 if (timeSinceLast > interval) { 6540 doTrim = true; 6541 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6542 + "; running immediately"); 6543 } 6544 } 6545 } 6546 if (doTrim) { 6547 if (!isFirstBoot()) { 6548 try { 6549 ActivityManagerNative.getDefault().showBootMessage( 6550 mContext.getResources().getString( 6551 R.string.android_upgrading_fstrim), true); 6552 } catch (RemoteException e) { 6553 } 6554 } 6555 ms.runMaintenance(); 6556 } 6557 } else { 6558 Slog.e(TAG, "Mount service unavailable!"); 6559 } 6560 } catch (RemoteException e) { 6561 // Can't happen; MountService is local 6562 } 6563 } 6564 6565 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6566 List<ResolveInfo> ris = null; 6567 try { 6568 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6569 intent, null, 0, userId); 6570 } catch (RemoteException e) { 6571 } 6572 ArraySet<String> pkgNames = new ArraySet<String>(); 6573 if (ris != null) { 6574 for (ResolveInfo ri : ris) { 6575 pkgNames.add(ri.activityInfo.packageName); 6576 } 6577 } 6578 return pkgNames; 6579 } 6580 6581 @Override 6582 public void notifyPackageUse(String packageName) { 6583 synchronized (mPackages) { 6584 PackageParser.Package p = mPackages.get(packageName); 6585 if (p == null) { 6586 return; 6587 } 6588 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6589 } 6590 } 6591 6592 @Override 6593 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6594 return performDexOptTraced(packageName, instructionSet); 6595 } 6596 6597 public boolean performDexOpt(String packageName, String instructionSet) { 6598 return performDexOptTraced(packageName, instructionSet); 6599 } 6600 6601 private boolean performDexOptTraced(String packageName, String instructionSet) { 6602 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6603 try { 6604 return performDexOptInternal(packageName, instructionSet); 6605 } finally { 6606 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6607 } 6608 } 6609 6610 private boolean performDexOptInternal(String packageName, String instructionSet) { 6611 PackageParser.Package p; 6612 final String targetInstructionSet; 6613 synchronized (mPackages) { 6614 p = mPackages.get(packageName); 6615 if (p == null) { 6616 return false; 6617 } 6618 mPackageUsage.write(false); 6619 6620 targetInstructionSet = instructionSet != null ? instructionSet : 6621 getPrimaryInstructionSet(p.applicationInfo); 6622 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6623 return false; 6624 } 6625 } 6626 long callingId = Binder.clearCallingIdentity(); 6627 try { 6628 synchronized (mInstallLock) { 6629 final String[] instructionSets = new String[] { targetInstructionSet }; 6630 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6631 true /* inclDependencies */); 6632 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6633 } 6634 } finally { 6635 Binder.restoreCallingIdentity(callingId); 6636 } 6637 } 6638 6639 public ArraySet<String> getPackagesThatNeedDexOpt() { 6640 ArraySet<String> pkgs = null; 6641 synchronized (mPackages) { 6642 for (PackageParser.Package p : mPackages.values()) { 6643 if (DEBUG_DEXOPT) { 6644 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6645 } 6646 if (!p.mDexOptPerformed.isEmpty()) { 6647 continue; 6648 } 6649 if (pkgs == null) { 6650 pkgs = new ArraySet<String>(); 6651 } 6652 pkgs.add(p.packageName); 6653 } 6654 } 6655 return pkgs; 6656 } 6657 6658 public void shutdown() { 6659 mPackageUsage.write(true); 6660 } 6661 6662 @Override 6663 public void forceDexOpt(String packageName) { 6664 enforceSystemOrRoot("forceDexOpt"); 6665 6666 PackageParser.Package pkg; 6667 synchronized (mPackages) { 6668 pkg = mPackages.get(packageName); 6669 if (pkg == null) { 6670 throw new IllegalArgumentException("Missing package: " + packageName); 6671 } 6672 } 6673 6674 synchronized (mInstallLock) { 6675 final String[] instructionSets = new String[] { 6676 getPrimaryInstructionSet(pkg.applicationInfo) }; 6677 6678 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6679 6680 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6681 true /* inclDependencies */); 6682 6683 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6684 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6685 throw new IllegalStateException("Failed to dexopt: " + res); 6686 } 6687 } 6688 } 6689 6690 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6691 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6692 Slog.w(TAG, "Unable to update from " + oldPkg.name 6693 + " to " + newPkg.packageName 6694 + ": old package not in system partition"); 6695 return false; 6696 } else if (mPackages.get(oldPkg.name) != null) { 6697 Slog.w(TAG, "Unable to update from " + oldPkg.name 6698 + " to " + newPkg.packageName 6699 + ": old package still exists"); 6700 return false; 6701 } 6702 return true; 6703 } 6704 6705 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6706 throws PackageManagerException { 6707 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6708 if (res != 0) { 6709 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6710 "Failed to install " + packageName + ": " + res); 6711 } 6712 6713 final int[] users = sUserManager.getUserIds(); 6714 for (int user : users) { 6715 if (user != 0) { 6716 res = mInstaller.createUserData(volumeUuid, packageName, 6717 UserHandle.getUid(user, uid), user, seinfo); 6718 if (res != 0) { 6719 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6720 "Failed to createUserData " + packageName + ": " + res); 6721 } 6722 } 6723 } 6724 } 6725 6726 private int removeDataDirsLI(String volumeUuid, String packageName) { 6727 int[] users = sUserManager.getUserIds(); 6728 int res = 0; 6729 for (int user : users) { 6730 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6731 if (resInner < 0) { 6732 res = resInner; 6733 } 6734 } 6735 6736 return res; 6737 } 6738 6739 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6740 int[] users = sUserManager.getUserIds(); 6741 int res = 0; 6742 for (int user : users) { 6743 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6744 if (resInner < 0) { 6745 res = resInner; 6746 } 6747 } 6748 return res; 6749 } 6750 6751 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6752 PackageParser.Package changingLib) { 6753 if (file.path != null) { 6754 usesLibraryFiles.add(file.path); 6755 return; 6756 } 6757 PackageParser.Package p = mPackages.get(file.apk); 6758 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6759 // If we are doing this while in the middle of updating a library apk, 6760 // then we need to make sure to use that new apk for determining the 6761 // dependencies here. (We haven't yet finished committing the new apk 6762 // to the package manager state.) 6763 if (p == null || p.packageName.equals(changingLib.packageName)) { 6764 p = changingLib; 6765 } 6766 } 6767 if (p != null) { 6768 usesLibraryFiles.addAll(p.getAllCodePaths()); 6769 } 6770 } 6771 6772 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6773 PackageParser.Package changingLib) throws PackageManagerException { 6774 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6775 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6776 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6777 for (int i=0; i<N; i++) { 6778 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6779 if (file == null) { 6780 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6781 "Package " + pkg.packageName + " requires unavailable shared library " 6782 + pkg.usesLibraries.get(i) + "; failing!"); 6783 } 6784 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6785 } 6786 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6787 for (int i=0; i<N; i++) { 6788 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6789 if (file == null) { 6790 Slog.w(TAG, "Package " + pkg.packageName 6791 + " desires unavailable shared library " 6792 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6793 } else { 6794 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6795 } 6796 } 6797 N = usesLibraryFiles.size(); 6798 if (N > 0) { 6799 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6800 } else { 6801 pkg.usesLibraryFiles = null; 6802 } 6803 } 6804 } 6805 6806 private static boolean hasString(List<String> list, List<String> which) { 6807 if (list == null) { 6808 return false; 6809 } 6810 for (int i=list.size()-1; i>=0; i--) { 6811 for (int j=which.size()-1; j>=0; j--) { 6812 if (which.get(j).equals(list.get(i))) { 6813 return true; 6814 } 6815 } 6816 } 6817 return false; 6818 } 6819 6820 private void updateAllSharedLibrariesLPw() { 6821 for (PackageParser.Package pkg : mPackages.values()) { 6822 try { 6823 updateSharedLibrariesLPw(pkg, null); 6824 } catch (PackageManagerException e) { 6825 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6826 } 6827 } 6828 } 6829 6830 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6831 PackageParser.Package changingPkg) { 6832 ArrayList<PackageParser.Package> res = null; 6833 for (PackageParser.Package pkg : mPackages.values()) { 6834 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6835 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6836 if (res == null) { 6837 res = new ArrayList<PackageParser.Package>(); 6838 } 6839 res.add(pkg); 6840 try { 6841 updateSharedLibrariesLPw(pkg, changingPkg); 6842 } catch (PackageManagerException e) { 6843 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6844 } 6845 } 6846 } 6847 return res; 6848 } 6849 6850 /** 6851 * Derive the value of the {@code cpuAbiOverride} based on the provided 6852 * value and an optional stored value from the package settings. 6853 */ 6854 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6855 String cpuAbiOverride = null; 6856 6857 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6858 cpuAbiOverride = null; 6859 } else if (abiOverride != null) { 6860 cpuAbiOverride = abiOverride; 6861 } else if (settings != null) { 6862 cpuAbiOverride = settings.cpuAbiOverrideString; 6863 } 6864 6865 return cpuAbiOverride; 6866 } 6867 6868 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6869 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6870 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6871 try { 6872 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6873 } finally { 6874 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6875 } 6876 } 6877 6878 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6879 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6880 boolean success = false; 6881 try { 6882 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6883 currentTime, user); 6884 success = true; 6885 return res; 6886 } finally { 6887 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6888 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6889 } 6890 } 6891 } 6892 6893 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6894 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6895 final File scanFile = new File(pkg.codePath); 6896 if (pkg.applicationInfo.getCodePath() == null || 6897 pkg.applicationInfo.getResourcePath() == null) { 6898 // Bail out. The resource and code paths haven't been set. 6899 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6900 "Code and resource paths haven't been set correctly"); 6901 } 6902 6903 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6904 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6905 } else { 6906 // Only allow system apps to be flagged as core apps. 6907 pkg.coreApp = false; 6908 } 6909 6910 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6911 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6912 } 6913 6914 if (mCustomResolverComponentName != null && 6915 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6916 setUpCustomResolverActivity(pkg); 6917 } 6918 6919 if (pkg.packageName.equals("android")) { 6920 synchronized (mPackages) { 6921 if (mAndroidApplication != null) { 6922 Slog.w(TAG, "*************************************************"); 6923 Slog.w(TAG, "Core android package being redefined. Skipping."); 6924 Slog.w(TAG, " file=" + scanFile); 6925 Slog.w(TAG, "*************************************************"); 6926 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6927 "Core android package being redefined. Skipping."); 6928 } 6929 6930 // Set up information for our fall-back user intent resolution activity. 6931 mPlatformPackage = pkg; 6932 pkg.mVersionCode = mSdkVersion; 6933 mAndroidApplication = pkg.applicationInfo; 6934 6935 if (!mResolverReplaced) { 6936 mResolveActivity.applicationInfo = mAndroidApplication; 6937 mResolveActivity.name = ResolverActivity.class.getName(); 6938 mResolveActivity.packageName = mAndroidApplication.packageName; 6939 mResolveActivity.processName = "system:ui"; 6940 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6941 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6942 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6943 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6944 mResolveActivity.exported = true; 6945 mResolveActivity.enabled = true; 6946 mResolveInfo.activityInfo = mResolveActivity; 6947 mResolveInfo.priority = 0; 6948 mResolveInfo.preferredOrder = 0; 6949 mResolveInfo.match = 0; 6950 mResolveComponentName = new ComponentName( 6951 mAndroidApplication.packageName, mResolveActivity.name); 6952 } 6953 } 6954 } 6955 6956 if (DEBUG_PACKAGE_SCANNING) { 6957 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6958 Log.d(TAG, "Scanning package " + pkg.packageName); 6959 } 6960 6961 if (mPackages.containsKey(pkg.packageName) 6962 || mSharedLibraries.containsKey(pkg.packageName)) { 6963 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6964 "Application package " + pkg.packageName 6965 + " already installed. Skipping duplicate."); 6966 } 6967 6968 // If we're only installing presumed-existing packages, require that the 6969 // scanned APK is both already known and at the path previously established 6970 // for it. Previously unknown packages we pick up normally, but if we have an 6971 // a priori expectation about this package's install presence, enforce it. 6972 // With a singular exception for new system packages. When an OTA contains 6973 // a new system package, we allow the codepath to change from a system location 6974 // to the user-installed location. If we don't allow this change, any newer, 6975 // user-installed version of the application will be ignored. 6976 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6977 if (mExpectingBetter.containsKey(pkg.packageName)) { 6978 logCriticalInfo(Log.WARN, 6979 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6980 } else { 6981 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6982 if (known != null) { 6983 if (DEBUG_PACKAGE_SCANNING) { 6984 Log.d(TAG, "Examining " + pkg.codePath 6985 + " and requiring known paths " + known.codePathString 6986 + " & " + known.resourcePathString); 6987 } 6988 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6989 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6990 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6991 "Application package " + pkg.packageName 6992 + " found at " + pkg.applicationInfo.getCodePath() 6993 + " but expected at " + known.codePathString + "; ignoring."); 6994 } 6995 } 6996 } 6997 } 6998 6999 // Initialize package source and resource directories 7000 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7001 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7002 7003 SharedUserSetting suid = null; 7004 PackageSetting pkgSetting = null; 7005 7006 if (!isSystemApp(pkg)) { 7007 // Only system apps can use these features. 7008 pkg.mOriginalPackages = null; 7009 pkg.mRealPackage = null; 7010 pkg.mAdoptPermissions = null; 7011 } 7012 7013 // writer 7014 synchronized (mPackages) { 7015 if (pkg.mSharedUserId != null) { 7016 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7017 if (suid == null) { 7018 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7019 "Creating application package " + pkg.packageName 7020 + " for shared user failed"); 7021 } 7022 if (DEBUG_PACKAGE_SCANNING) { 7023 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7024 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7025 + "): packages=" + suid.packages); 7026 } 7027 } 7028 7029 // Check if we are renaming from an original package name. 7030 PackageSetting origPackage = null; 7031 String realName = null; 7032 if (pkg.mOriginalPackages != null) { 7033 // This package may need to be renamed to a previously 7034 // installed name. Let's check on that... 7035 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7036 if (pkg.mOriginalPackages.contains(renamed)) { 7037 // This package had originally been installed as the 7038 // original name, and we have already taken care of 7039 // transitioning to the new one. Just update the new 7040 // one to continue using the old name. 7041 realName = pkg.mRealPackage; 7042 if (!pkg.packageName.equals(renamed)) { 7043 // Callers into this function may have already taken 7044 // care of renaming the package; only do it here if 7045 // it is not already done. 7046 pkg.setPackageName(renamed); 7047 } 7048 7049 } else { 7050 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7051 if ((origPackage = mSettings.peekPackageLPr( 7052 pkg.mOriginalPackages.get(i))) != null) { 7053 // We do have the package already installed under its 7054 // original name... should we use it? 7055 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7056 // New package is not compatible with original. 7057 origPackage = null; 7058 continue; 7059 } else if (origPackage.sharedUser != null) { 7060 // Make sure uid is compatible between packages. 7061 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7062 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7063 + " to " + pkg.packageName + ": old uid " 7064 + origPackage.sharedUser.name 7065 + " differs from " + pkg.mSharedUserId); 7066 origPackage = null; 7067 continue; 7068 } 7069 } else { 7070 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7071 + pkg.packageName + " to old name " + origPackage.name); 7072 } 7073 break; 7074 } 7075 } 7076 } 7077 } 7078 7079 if (mTransferedPackages.contains(pkg.packageName)) { 7080 Slog.w(TAG, "Package " + pkg.packageName 7081 + " was transferred to another, but its .apk remains"); 7082 } 7083 7084 // Just create the setting, don't add it yet. For already existing packages 7085 // the PkgSetting exists already and doesn't have to be created. 7086 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7087 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7088 pkg.applicationInfo.primaryCpuAbi, 7089 pkg.applicationInfo.secondaryCpuAbi, 7090 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7091 user, false); 7092 if (pkgSetting == null) { 7093 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7094 "Creating application package " + pkg.packageName + " failed"); 7095 } 7096 7097 if (pkgSetting.origPackage != null) { 7098 // If we are first transitioning from an original package, 7099 // fix up the new package's name now. We need to do this after 7100 // looking up the package under its new name, so getPackageLP 7101 // can take care of fiddling things correctly. 7102 pkg.setPackageName(origPackage.name); 7103 7104 // File a report about this. 7105 String msg = "New package " + pkgSetting.realName 7106 + " renamed to replace old package " + pkgSetting.name; 7107 reportSettingsProblem(Log.WARN, msg); 7108 7109 // Make a note of it. 7110 mTransferedPackages.add(origPackage.name); 7111 7112 // No longer need to retain this. 7113 pkgSetting.origPackage = null; 7114 } 7115 7116 if (realName != null) { 7117 // Make a note of it. 7118 mTransferedPackages.add(pkg.packageName); 7119 } 7120 7121 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7122 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7123 } 7124 7125 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7126 // Check all shared libraries and map to their actual file path. 7127 // We only do this here for apps not on a system dir, because those 7128 // are the only ones that can fail an install due to this. We 7129 // will take care of the system apps by updating all of their 7130 // library paths after the scan is done. 7131 updateSharedLibrariesLPw(pkg, null); 7132 } 7133 7134 if (mFoundPolicyFile) { 7135 SELinuxMMAC.assignSeinfoValue(pkg); 7136 } 7137 7138 pkg.applicationInfo.uid = pkgSetting.appId; 7139 pkg.mExtras = pkgSetting; 7140 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7141 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7142 // We just determined the app is signed correctly, so bring 7143 // over the latest parsed certs. 7144 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7145 } else { 7146 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7147 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7148 "Package " + pkg.packageName + " upgrade keys do not match the " 7149 + "previously installed version"); 7150 } else { 7151 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7152 String msg = "System package " + pkg.packageName 7153 + " signature changed; retaining data."; 7154 reportSettingsProblem(Log.WARN, msg); 7155 } 7156 } 7157 } else { 7158 try { 7159 verifySignaturesLP(pkgSetting, pkg); 7160 // We just determined the app is signed correctly, so bring 7161 // over the latest parsed certs. 7162 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7163 } catch (PackageManagerException e) { 7164 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7165 throw e; 7166 } 7167 // The signature has changed, but this package is in the system 7168 // image... let's recover! 7169 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7170 // However... if this package is part of a shared user, but it 7171 // doesn't match the signature of the shared user, let's fail. 7172 // What this means is that you can't change the signatures 7173 // associated with an overall shared user, which doesn't seem all 7174 // that unreasonable. 7175 if (pkgSetting.sharedUser != null) { 7176 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7177 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7178 throw new PackageManagerException( 7179 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7180 "Signature mismatch for shared user : " 7181 + pkgSetting.sharedUser); 7182 } 7183 } 7184 // File a report about this. 7185 String msg = "System package " + pkg.packageName 7186 + " signature changed; retaining data."; 7187 reportSettingsProblem(Log.WARN, msg); 7188 } 7189 } 7190 // Verify that this new package doesn't have any content providers 7191 // that conflict with existing packages. Only do this if the 7192 // package isn't already installed, since we don't want to break 7193 // things that are installed. 7194 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7195 final int N = pkg.providers.size(); 7196 int i; 7197 for (i=0; i<N; i++) { 7198 PackageParser.Provider p = pkg.providers.get(i); 7199 if (p.info.authority != null) { 7200 String names[] = p.info.authority.split(";"); 7201 for (int j = 0; j < names.length; j++) { 7202 if (mProvidersByAuthority.containsKey(names[j])) { 7203 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7204 final String otherPackageName = 7205 ((other != null && other.getComponentName() != null) ? 7206 other.getComponentName().getPackageName() : "?"); 7207 throw new PackageManagerException( 7208 INSTALL_FAILED_CONFLICTING_PROVIDER, 7209 "Can't install because provider name " + names[j] 7210 + " (in package " + pkg.applicationInfo.packageName 7211 + ") is already used by " + otherPackageName); 7212 } 7213 } 7214 } 7215 } 7216 } 7217 7218 if (pkg.mAdoptPermissions != null) { 7219 // This package wants to adopt ownership of permissions from 7220 // another package. 7221 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7222 final String origName = pkg.mAdoptPermissions.get(i); 7223 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7224 if (orig != null) { 7225 if (verifyPackageUpdateLPr(orig, pkg)) { 7226 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7227 + pkg.packageName); 7228 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7229 } 7230 } 7231 } 7232 } 7233 } 7234 7235 final String pkgName = pkg.packageName; 7236 7237 final long scanFileTime = scanFile.lastModified(); 7238 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7239 pkg.applicationInfo.processName = fixProcessName( 7240 pkg.applicationInfo.packageName, 7241 pkg.applicationInfo.processName, 7242 pkg.applicationInfo.uid); 7243 7244 if (pkg != mPlatformPackage) { 7245 // This is a normal package, need to make its data directory. 7246 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7247 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7248 7249 boolean uidError = false; 7250 if (dataPath.exists()) { 7251 int currentUid = 0; 7252 try { 7253 StructStat stat = Os.stat(dataPath.getPath()); 7254 currentUid = stat.st_uid; 7255 } catch (ErrnoException e) { 7256 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7257 } 7258 7259 // If we have mismatched owners for the data path, we have a problem. 7260 if (currentUid != pkg.applicationInfo.uid) { 7261 boolean recovered = false; 7262 if (currentUid == 0) { 7263 // The directory somehow became owned by root. Wow. 7264 // This is probably because the system was stopped while 7265 // installd was in the middle of messing with its libs 7266 // directory. Ask installd to fix that. 7267 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7268 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7269 if (ret >= 0) { 7270 recovered = true; 7271 String msg = "Package " + pkg.packageName 7272 + " unexpectedly changed to uid 0; recovered to " + 7273 + pkg.applicationInfo.uid; 7274 reportSettingsProblem(Log.WARN, msg); 7275 } 7276 } 7277 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7278 || (scanFlags&SCAN_BOOTING) != 0)) { 7279 // If this is a system app, we can at least delete its 7280 // current data so the application will still work. 7281 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7282 if (ret >= 0) { 7283 // TODO: Kill the processes first 7284 // Old data gone! 7285 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7286 ? "System package " : "Third party package "; 7287 String msg = prefix + pkg.packageName 7288 + " has changed from uid: " 7289 + currentUid + " to " 7290 + pkg.applicationInfo.uid + "; old data erased"; 7291 reportSettingsProblem(Log.WARN, msg); 7292 recovered = true; 7293 } 7294 if (!recovered) { 7295 mHasSystemUidErrors = true; 7296 } 7297 } else if (!recovered) { 7298 // If we allow this install to proceed, we will be broken. 7299 // Abort, abort! 7300 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7301 "scanPackageLI"); 7302 } 7303 if (!recovered) { 7304 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7305 + pkg.applicationInfo.uid + "/fs_" 7306 + currentUid; 7307 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7308 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7309 String msg = "Package " + pkg.packageName 7310 + " has mismatched uid: " 7311 + currentUid + " on disk, " 7312 + pkg.applicationInfo.uid + " in settings"; 7313 // writer 7314 synchronized (mPackages) { 7315 mSettings.mReadMessages.append(msg); 7316 mSettings.mReadMessages.append('\n'); 7317 uidError = true; 7318 if (!pkgSetting.uidError) { 7319 reportSettingsProblem(Log.ERROR, msg); 7320 } 7321 } 7322 } 7323 } 7324 7325 // Ensure that directories are prepared 7326 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7327 pkg.applicationInfo.seinfo); 7328 7329 if (mShouldRestoreconData) { 7330 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7331 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7332 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7333 } 7334 } else { 7335 if (DEBUG_PACKAGE_SCANNING) { 7336 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7337 Log.v(TAG, "Want this data dir: " + dataPath); 7338 } 7339 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7340 pkg.applicationInfo.seinfo); 7341 } 7342 7343 // Get all of our default paths setup 7344 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7345 7346 pkgSetting.uidError = uidError; 7347 } 7348 7349 final String path = scanFile.getPath(); 7350 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7351 7352 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7353 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7354 7355 // Some system apps still use directory structure for native libraries 7356 // in which case we might end up not detecting abi solely based on apk 7357 // structure. Try to detect abi based on directory structure. 7358 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7359 pkg.applicationInfo.primaryCpuAbi == null) { 7360 setBundledAppAbisAndRoots(pkg, pkgSetting); 7361 setNativeLibraryPaths(pkg); 7362 } 7363 7364 } else { 7365 if ((scanFlags & SCAN_MOVE) != 0) { 7366 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7367 // but we already have this packages package info in the PackageSetting. We just 7368 // use that and derive the native library path based on the new codepath. 7369 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7370 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7371 } 7372 7373 // Set native library paths again. For moves, the path will be updated based on the 7374 // ABIs we've determined above. For non-moves, the path will be updated based on the 7375 // ABIs we determined during compilation, but the path will depend on the final 7376 // package path (after the rename away from the stage path). 7377 setNativeLibraryPaths(pkg); 7378 } 7379 7380 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7381 final int[] userIds = sUserManager.getUserIds(); 7382 synchronized (mInstallLock) { 7383 // Make sure all user data directories are ready to roll; we're okay 7384 // if they already exist 7385 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7386 for (int userId : userIds) { 7387 if (userId != UserHandle.USER_SYSTEM) { 7388 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7389 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7390 pkg.applicationInfo.seinfo); 7391 } 7392 } 7393 } 7394 7395 // Create a native library symlink only if we have native libraries 7396 // and if the native libraries are 32 bit libraries. We do not provide 7397 // this symlink for 64 bit libraries. 7398 if (pkg.applicationInfo.primaryCpuAbi != null && 7399 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7400 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7401 try { 7402 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7403 for (int userId : userIds) { 7404 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7405 nativeLibPath, userId) < 0) { 7406 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7407 "Failed linking native library dir (user=" + userId + ")"); 7408 } 7409 } 7410 } finally { 7411 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7412 } 7413 } 7414 } 7415 7416 // This is a special case for the "system" package, where the ABI is 7417 // dictated by the zygote configuration (and init.rc). We should keep track 7418 // of this ABI so that we can deal with "normal" applications that run under 7419 // the same UID correctly. 7420 if (mPlatformPackage == pkg) { 7421 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7422 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7423 } 7424 7425 // If there's a mismatch between the abi-override in the package setting 7426 // and the abiOverride specified for the install. Warn about this because we 7427 // would've already compiled the app without taking the package setting into 7428 // account. 7429 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7430 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7431 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7432 " for package: " + pkg.packageName); 7433 } 7434 } 7435 7436 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7437 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7438 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7439 7440 // Copy the derived override back to the parsed package, so that we can 7441 // update the package settings accordingly. 7442 pkg.cpuAbiOverride = cpuAbiOverride; 7443 7444 if (DEBUG_ABI_SELECTION) { 7445 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7446 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7447 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7448 } 7449 7450 // Push the derived path down into PackageSettings so we know what to 7451 // clean up at uninstall time. 7452 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7453 7454 if (DEBUG_ABI_SELECTION) { 7455 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7456 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7457 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7458 } 7459 7460 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7461 // We don't do this here during boot because we can do it all 7462 // at once after scanning all existing packages. 7463 // 7464 // We also do this *before* we perform dexopt on this package, so that 7465 // we can avoid redundant dexopts, and also to make sure we've got the 7466 // code and package path correct. 7467 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7468 pkg, true /* boot complete */); 7469 } 7470 7471 if (mFactoryTest && pkg.requestedPermissions.contains( 7472 android.Manifest.permission.FACTORY_TEST)) { 7473 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7474 } 7475 7476 ArrayList<PackageParser.Package> clientLibPkgs = null; 7477 7478 // writer 7479 synchronized (mPackages) { 7480 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7481 // Only system apps can add new shared libraries. 7482 if (pkg.libraryNames != null) { 7483 for (int i=0; i<pkg.libraryNames.size(); i++) { 7484 String name = pkg.libraryNames.get(i); 7485 boolean allowed = false; 7486 if (pkg.isUpdatedSystemApp()) { 7487 // New library entries can only be added through the 7488 // system image. This is important to get rid of a lot 7489 // of nasty edge cases: for example if we allowed a non- 7490 // system update of the app to add a library, then uninstalling 7491 // the update would make the library go away, and assumptions 7492 // we made such as through app install filtering would now 7493 // have allowed apps on the device which aren't compatible 7494 // with it. Better to just have the restriction here, be 7495 // conservative, and create many fewer cases that can negatively 7496 // impact the user experience. 7497 final PackageSetting sysPs = mSettings 7498 .getDisabledSystemPkgLPr(pkg.packageName); 7499 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7500 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7501 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7502 allowed = true; 7503 break; 7504 } 7505 } 7506 } 7507 } else { 7508 allowed = true; 7509 } 7510 if (allowed) { 7511 if (!mSharedLibraries.containsKey(name)) { 7512 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7513 } else if (!name.equals(pkg.packageName)) { 7514 Slog.w(TAG, "Package " + pkg.packageName + " library " 7515 + name + " already exists; skipping"); 7516 } 7517 } else { 7518 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7519 + name + " that is not declared on system image; skipping"); 7520 } 7521 } 7522 if ((scanFlags & SCAN_BOOTING) == 0) { 7523 // If we are not booting, we need to update any applications 7524 // that are clients of our shared library. If we are booting, 7525 // this will all be done once the scan is complete. 7526 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7527 } 7528 } 7529 } 7530 } 7531 7532 // Request the ActivityManager to kill the process(only for existing packages) 7533 // so that we do not end up in a confused state while the user is still using the older 7534 // version of the application while the new one gets installed. 7535 if ((scanFlags & SCAN_REPLACING) != 0) { 7536 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7537 7538 killApplication(pkg.applicationInfo.packageName, 7539 pkg.applicationInfo.uid, "replace pkg"); 7540 7541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7542 } 7543 7544 // Also need to kill any apps that are dependent on the library. 7545 if (clientLibPkgs != null) { 7546 for (int i=0; i<clientLibPkgs.size(); i++) { 7547 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7548 killApplication(clientPkg.applicationInfo.packageName, 7549 clientPkg.applicationInfo.uid, "update lib"); 7550 } 7551 } 7552 7553 // Make sure we're not adding any bogus keyset info 7554 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7555 ksms.assertScannedPackageValid(pkg); 7556 7557 // writer 7558 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7559 7560 boolean createIdmapFailed = false; 7561 synchronized (mPackages) { 7562 // We don't expect installation to fail beyond this point 7563 7564 // Add the new setting to mSettings 7565 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7566 // Add the new setting to mPackages 7567 mPackages.put(pkg.applicationInfo.packageName, pkg); 7568 // Make sure we don't accidentally delete its data. 7569 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7570 while (iter.hasNext()) { 7571 PackageCleanItem item = iter.next(); 7572 if (pkgName.equals(item.packageName)) { 7573 iter.remove(); 7574 } 7575 } 7576 7577 // Take care of first install / last update times. 7578 if (currentTime != 0) { 7579 if (pkgSetting.firstInstallTime == 0) { 7580 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7581 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7582 pkgSetting.lastUpdateTime = currentTime; 7583 } 7584 } else if (pkgSetting.firstInstallTime == 0) { 7585 // We need *something*. Take time time stamp of the file. 7586 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7587 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7588 if (scanFileTime != pkgSetting.timeStamp) { 7589 // A package on the system image has changed; consider this 7590 // to be an update. 7591 pkgSetting.lastUpdateTime = scanFileTime; 7592 } 7593 } 7594 7595 // Add the package's KeySets to the global KeySetManagerService 7596 ksms.addScannedPackageLPw(pkg); 7597 7598 int N = pkg.providers.size(); 7599 StringBuilder r = null; 7600 int i; 7601 for (i=0; i<N; i++) { 7602 PackageParser.Provider p = pkg.providers.get(i); 7603 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7604 p.info.processName, pkg.applicationInfo.uid); 7605 mProviders.addProvider(p); 7606 p.syncable = p.info.isSyncable; 7607 if (p.info.authority != null) { 7608 String names[] = p.info.authority.split(";"); 7609 p.info.authority = null; 7610 for (int j = 0; j < names.length; j++) { 7611 if (j == 1 && p.syncable) { 7612 // We only want the first authority for a provider to possibly be 7613 // syncable, so if we already added this provider using a different 7614 // authority clear the syncable flag. We copy the provider before 7615 // changing it because the mProviders object contains a reference 7616 // to a provider that we don't want to change. 7617 // Only do this for the second authority since the resulting provider 7618 // object can be the same for all future authorities for this provider. 7619 p = new PackageParser.Provider(p); 7620 p.syncable = false; 7621 } 7622 if (!mProvidersByAuthority.containsKey(names[j])) { 7623 mProvidersByAuthority.put(names[j], p); 7624 if (p.info.authority == null) { 7625 p.info.authority = names[j]; 7626 } else { 7627 p.info.authority = p.info.authority + ";" + names[j]; 7628 } 7629 if (DEBUG_PACKAGE_SCANNING) { 7630 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7631 Log.d(TAG, "Registered content provider: " + names[j] 7632 + ", className = " + p.info.name + ", isSyncable = " 7633 + p.info.isSyncable); 7634 } 7635 } else { 7636 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7637 Slog.w(TAG, "Skipping provider name " + names[j] + 7638 " (in package " + pkg.applicationInfo.packageName + 7639 "): name already used by " 7640 + ((other != null && other.getComponentName() != null) 7641 ? other.getComponentName().getPackageName() : "?")); 7642 } 7643 } 7644 } 7645 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7646 if (r == null) { 7647 r = new StringBuilder(256); 7648 } else { 7649 r.append(' '); 7650 } 7651 r.append(p.info.name); 7652 } 7653 } 7654 if (r != null) { 7655 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7656 } 7657 7658 N = pkg.services.size(); 7659 r = null; 7660 for (i=0; i<N; i++) { 7661 PackageParser.Service s = pkg.services.get(i); 7662 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7663 s.info.processName, pkg.applicationInfo.uid); 7664 mServices.addService(s); 7665 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7666 if (r == null) { 7667 r = new StringBuilder(256); 7668 } else { 7669 r.append(' '); 7670 } 7671 r.append(s.info.name); 7672 } 7673 } 7674 if (r != null) { 7675 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7676 } 7677 7678 N = pkg.receivers.size(); 7679 r = null; 7680 for (i=0; i<N; i++) { 7681 PackageParser.Activity a = pkg.receivers.get(i); 7682 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7683 a.info.processName, pkg.applicationInfo.uid); 7684 mReceivers.addActivity(a, "receiver"); 7685 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7686 if (r == null) { 7687 r = new StringBuilder(256); 7688 } else { 7689 r.append(' '); 7690 } 7691 r.append(a.info.name); 7692 } 7693 } 7694 if (r != null) { 7695 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7696 } 7697 7698 N = pkg.activities.size(); 7699 r = null; 7700 for (i=0; i<N; i++) { 7701 PackageParser.Activity a = pkg.activities.get(i); 7702 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7703 a.info.processName, pkg.applicationInfo.uid); 7704 mActivities.addActivity(a, "activity"); 7705 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7706 if (r == null) { 7707 r = new StringBuilder(256); 7708 } else { 7709 r.append(' '); 7710 } 7711 r.append(a.info.name); 7712 } 7713 } 7714 if (r != null) { 7715 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7716 } 7717 7718 N = pkg.permissionGroups.size(); 7719 r = null; 7720 for (i=0; i<N; i++) { 7721 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7722 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7723 if (cur == null) { 7724 mPermissionGroups.put(pg.info.name, pg); 7725 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7726 if (r == null) { 7727 r = new StringBuilder(256); 7728 } else { 7729 r.append(' '); 7730 } 7731 r.append(pg.info.name); 7732 } 7733 } else { 7734 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7735 + pg.info.packageName + " ignored: original from " 7736 + cur.info.packageName); 7737 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7738 if (r == null) { 7739 r = new StringBuilder(256); 7740 } else { 7741 r.append(' '); 7742 } 7743 r.append("DUP:"); 7744 r.append(pg.info.name); 7745 } 7746 } 7747 } 7748 if (r != null) { 7749 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7750 } 7751 7752 N = pkg.permissions.size(); 7753 r = null; 7754 for (i=0; i<N; i++) { 7755 PackageParser.Permission p = pkg.permissions.get(i); 7756 7757 // Assume by default that we did not install this permission into the system. 7758 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7759 7760 // Now that permission groups have a special meaning, we ignore permission 7761 // groups for legacy apps to prevent unexpected behavior. In particular, 7762 // permissions for one app being granted to someone just becuase they happen 7763 // to be in a group defined by another app (before this had no implications). 7764 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7765 p.group = mPermissionGroups.get(p.info.group); 7766 // Warn for a permission in an unknown group. 7767 if (p.info.group != null && p.group == null) { 7768 Slog.w(TAG, "Permission " + p.info.name + " from package " 7769 + p.info.packageName + " in an unknown group " + p.info.group); 7770 } 7771 } 7772 7773 ArrayMap<String, BasePermission> permissionMap = 7774 p.tree ? mSettings.mPermissionTrees 7775 : mSettings.mPermissions; 7776 BasePermission bp = permissionMap.get(p.info.name); 7777 7778 // Allow system apps to redefine non-system permissions 7779 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7780 final boolean currentOwnerIsSystem = (bp.perm != null 7781 && isSystemApp(bp.perm.owner)); 7782 if (isSystemApp(p.owner)) { 7783 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7784 // It's a built-in permission and no owner, take ownership now 7785 bp.packageSetting = pkgSetting; 7786 bp.perm = p; 7787 bp.uid = pkg.applicationInfo.uid; 7788 bp.sourcePackage = p.info.packageName; 7789 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7790 } else if (!currentOwnerIsSystem) { 7791 String msg = "New decl " + p.owner + " of permission " 7792 + p.info.name + " is system; overriding " + bp.sourcePackage; 7793 reportSettingsProblem(Log.WARN, msg); 7794 bp = null; 7795 } 7796 } 7797 } 7798 7799 if (bp == null) { 7800 bp = new BasePermission(p.info.name, p.info.packageName, 7801 BasePermission.TYPE_NORMAL); 7802 permissionMap.put(p.info.name, bp); 7803 } 7804 7805 if (bp.perm == null) { 7806 if (bp.sourcePackage == null 7807 || bp.sourcePackage.equals(p.info.packageName)) { 7808 BasePermission tree = findPermissionTreeLP(p.info.name); 7809 if (tree == null 7810 || tree.sourcePackage.equals(p.info.packageName)) { 7811 bp.packageSetting = pkgSetting; 7812 bp.perm = p; 7813 bp.uid = pkg.applicationInfo.uid; 7814 bp.sourcePackage = p.info.packageName; 7815 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7816 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7817 if (r == null) { 7818 r = new StringBuilder(256); 7819 } else { 7820 r.append(' '); 7821 } 7822 r.append(p.info.name); 7823 } 7824 } else { 7825 Slog.w(TAG, "Permission " + p.info.name + " from package " 7826 + p.info.packageName + " ignored: base tree " 7827 + tree.name + " is from package " 7828 + tree.sourcePackage); 7829 } 7830 } else { 7831 Slog.w(TAG, "Permission " + p.info.name + " from package " 7832 + p.info.packageName + " ignored: original from " 7833 + bp.sourcePackage); 7834 } 7835 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7836 if (r == null) { 7837 r = new StringBuilder(256); 7838 } else { 7839 r.append(' '); 7840 } 7841 r.append("DUP:"); 7842 r.append(p.info.name); 7843 } 7844 if (bp.perm == p) { 7845 bp.protectionLevel = p.info.protectionLevel; 7846 } 7847 } 7848 7849 if (r != null) { 7850 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7851 } 7852 7853 N = pkg.instrumentation.size(); 7854 r = null; 7855 for (i=0; i<N; i++) { 7856 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7857 a.info.packageName = pkg.applicationInfo.packageName; 7858 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7859 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7860 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7861 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7862 a.info.dataDir = pkg.applicationInfo.dataDir; 7863 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7864 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7865 7866 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7867 // need other information about the application, like the ABI and what not ? 7868 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7869 mInstrumentation.put(a.getComponentName(), a); 7870 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7871 if (r == null) { 7872 r = new StringBuilder(256); 7873 } else { 7874 r.append(' '); 7875 } 7876 r.append(a.info.name); 7877 } 7878 } 7879 if (r != null) { 7880 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7881 } 7882 7883 if (pkg.protectedBroadcasts != null) { 7884 N = pkg.protectedBroadcasts.size(); 7885 for (i=0; i<N; i++) { 7886 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7887 } 7888 } 7889 7890 pkgSetting.setTimeStamp(scanFileTime); 7891 7892 // Create idmap files for pairs of (packages, overlay packages). 7893 // Note: "android", ie framework-res.apk, is handled by native layers. 7894 if (pkg.mOverlayTarget != null) { 7895 // This is an overlay package. 7896 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7897 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7898 mOverlays.put(pkg.mOverlayTarget, 7899 new ArrayMap<String, PackageParser.Package>()); 7900 } 7901 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7902 map.put(pkg.packageName, pkg); 7903 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7904 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7905 createIdmapFailed = true; 7906 } 7907 } 7908 } else if (mOverlays.containsKey(pkg.packageName) && 7909 !pkg.packageName.equals("android")) { 7910 // This is a regular package, with one or more known overlay packages. 7911 createIdmapsForPackageLI(pkg); 7912 } 7913 } 7914 7915 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7916 7917 if (createIdmapFailed) { 7918 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7919 "scanPackageLI failed to createIdmap"); 7920 } 7921 return pkg; 7922 } 7923 7924 /** 7925 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7926 * is derived purely on the basis of the contents of {@code scanFile} and 7927 * {@code cpuAbiOverride}. 7928 * 7929 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7930 */ 7931 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7932 String cpuAbiOverride, boolean extractLibs) 7933 throws PackageManagerException { 7934 // TODO: We can probably be smarter about this stuff. For installed apps, 7935 // we can calculate this information at install time once and for all. For 7936 // system apps, we can probably assume that this information doesn't change 7937 // after the first boot scan. As things stand, we do lots of unnecessary work. 7938 7939 // Give ourselves some initial paths; we'll come back for another 7940 // pass once we've determined ABI below. 7941 setNativeLibraryPaths(pkg); 7942 7943 // We would never need to extract libs for forward-locked and external packages, 7944 // since the container service will do it for us. We shouldn't attempt to 7945 // extract libs from system app when it was not updated. 7946 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7947 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7948 extractLibs = false; 7949 } 7950 7951 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7952 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7953 7954 NativeLibraryHelper.Handle handle = null; 7955 try { 7956 handle = NativeLibraryHelper.Handle.create(pkg); 7957 // TODO(multiArch): This can be null for apps that didn't go through the 7958 // usual installation process. We can calculate it again, like we 7959 // do during install time. 7960 // 7961 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7962 // unnecessary. 7963 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7964 7965 // Null out the abis so that they can be recalculated. 7966 pkg.applicationInfo.primaryCpuAbi = null; 7967 pkg.applicationInfo.secondaryCpuAbi = null; 7968 if (isMultiArch(pkg.applicationInfo)) { 7969 // Warn if we've set an abiOverride for multi-lib packages.. 7970 // By definition, we need to copy both 32 and 64 bit libraries for 7971 // such packages. 7972 if (pkg.cpuAbiOverride != null 7973 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7974 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7975 } 7976 7977 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7978 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7979 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7980 if (extractLibs) { 7981 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7982 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7983 useIsaSpecificSubdirs); 7984 } else { 7985 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7986 } 7987 } 7988 7989 maybeThrowExceptionForMultiArchCopy( 7990 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7991 7992 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7993 if (extractLibs) { 7994 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7995 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7996 useIsaSpecificSubdirs); 7997 } else { 7998 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7999 } 8000 } 8001 8002 maybeThrowExceptionForMultiArchCopy( 8003 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8004 8005 if (abi64 >= 0) { 8006 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8007 } 8008 8009 if (abi32 >= 0) { 8010 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8011 if (abi64 >= 0) { 8012 pkg.applicationInfo.secondaryCpuAbi = abi; 8013 } else { 8014 pkg.applicationInfo.primaryCpuAbi = abi; 8015 } 8016 } 8017 } else { 8018 String[] abiList = (cpuAbiOverride != null) ? 8019 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8020 8021 // Enable gross and lame hacks for apps that are built with old 8022 // SDK tools. We must scan their APKs for renderscript bitcode and 8023 // not launch them if it's present. Don't bother checking on devices 8024 // that don't have 64 bit support. 8025 boolean needsRenderScriptOverride = false; 8026 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8027 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8028 abiList = Build.SUPPORTED_32_BIT_ABIS; 8029 needsRenderScriptOverride = true; 8030 } 8031 8032 final int copyRet; 8033 if (extractLibs) { 8034 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8035 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8036 } else { 8037 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8038 } 8039 8040 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8041 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8042 "Error unpackaging native libs for app, errorCode=" + copyRet); 8043 } 8044 8045 if (copyRet >= 0) { 8046 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8047 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8048 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8049 } else if (needsRenderScriptOverride) { 8050 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8051 } 8052 } 8053 } catch (IOException ioe) { 8054 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8055 } finally { 8056 IoUtils.closeQuietly(handle); 8057 } 8058 8059 // Now that we've calculated the ABIs and determined if it's an internal app, 8060 // we will go ahead and populate the nativeLibraryPath. 8061 setNativeLibraryPaths(pkg); 8062 } 8063 8064 /** 8065 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8066 * i.e, so that all packages can be run inside a single process if required. 8067 * 8068 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8069 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8070 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8071 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8072 * updating a package that belongs to a shared user. 8073 * 8074 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8075 * adds unnecessary complexity. 8076 */ 8077 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8078 PackageParser.Package scannedPackage, boolean bootComplete) { 8079 String requiredInstructionSet = null; 8080 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8081 requiredInstructionSet = VMRuntime.getInstructionSet( 8082 scannedPackage.applicationInfo.primaryCpuAbi); 8083 } 8084 8085 PackageSetting requirer = null; 8086 for (PackageSetting ps : packagesForUser) { 8087 // If packagesForUser contains scannedPackage, we skip it. This will happen 8088 // when scannedPackage is an update of an existing package. Without this check, 8089 // we will never be able to change the ABI of any package belonging to a shared 8090 // user, even if it's compatible with other packages. 8091 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8092 if (ps.primaryCpuAbiString == null) { 8093 continue; 8094 } 8095 8096 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8097 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8098 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8099 // this but there's not much we can do. 8100 String errorMessage = "Instruction set mismatch, " 8101 + ((requirer == null) ? "[caller]" : requirer) 8102 + " requires " + requiredInstructionSet + " whereas " + ps 8103 + " requires " + instructionSet; 8104 Slog.w(TAG, errorMessage); 8105 } 8106 8107 if (requiredInstructionSet == null) { 8108 requiredInstructionSet = instructionSet; 8109 requirer = ps; 8110 } 8111 } 8112 } 8113 8114 if (requiredInstructionSet != null) { 8115 String adjustedAbi; 8116 if (requirer != null) { 8117 // requirer != null implies that either scannedPackage was null or that scannedPackage 8118 // did not require an ABI, in which case we have to adjust scannedPackage to match 8119 // the ABI of the set (which is the same as requirer's ABI) 8120 adjustedAbi = requirer.primaryCpuAbiString; 8121 if (scannedPackage != null) { 8122 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8123 } 8124 } else { 8125 // requirer == null implies that we're updating all ABIs in the set to 8126 // match scannedPackage. 8127 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8128 } 8129 8130 for (PackageSetting ps : packagesForUser) { 8131 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8132 if (ps.primaryCpuAbiString != null) { 8133 continue; 8134 } 8135 8136 ps.primaryCpuAbiString = adjustedAbi; 8137 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8138 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8139 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8140 mInstaller.rmdex(ps.codePathString, 8141 getDexCodeInstructionSet(getPreferredInstructionSet())); 8142 } 8143 } 8144 } 8145 } 8146 } 8147 8148 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8149 synchronized (mPackages) { 8150 mResolverReplaced = true; 8151 // Set up information for custom user intent resolution activity. 8152 mResolveActivity.applicationInfo = pkg.applicationInfo; 8153 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8154 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8155 mResolveActivity.processName = pkg.applicationInfo.packageName; 8156 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8157 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8158 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8159 mResolveActivity.theme = 0; 8160 mResolveActivity.exported = true; 8161 mResolveActivity.enabled = true; 8162 mResolveInfo.activityInfo = mResolveActivity; 8163 mResolveInfo.priority = 0; 8164 mResolveInfo.preferredOrder = 0; 8165 mResolveInfo.match = 0; 8166 mResolveComponentName = mCustomResolverComponentName; 8167 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8168 mResolveComponentName); 8169 } 8170 } 8171 8172 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8173 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8174 8175 // Set up information for ephemeral installer activity 8176 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8177 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8178 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8179 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8180 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8181 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8182 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8183 mEphemeralInstallerActivity.theme = 0; 8184 mEphemeralInstallerActivity.exported = true; 8185 mEphemeralInstallerActivity.enabled = true; 8186 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8187 mEphemeralInstallerInfo.priority = 0; 8188 mEphemeralInstallerInfo.preferredOrder = 0; 8189 mEphemeralInstallerInfo.match = 0; 8190 8191 if (DEBUG_EPHEMERAL) { 8192 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8193 } 8194 } 8195 8196 private static String calculateBundledApkRoot(final String codePathString) { 8197 final File codePath = new File(codePathString); 8198 final File codeRoot; 8199 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8200 codeRoot = Environment.getRootDirectory(); 8201 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8202 codeRoot = Environment.getOemDirectory(); 8203 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8204 codeRoot = Environment.getVendorDirectory(); 8205 } else { 8206 // Unrecognized code path; take its top real segment as the apk root: 8207 // e.g. /something/app/blah.apk => /something 8208 try { 8209 File f = codePath.getCanonicalFile(); 8210 File parent = f.getParentFile(); // non-null because codePath is a file 8211 File tmp; 8212 while ((tmp = parent.getParentFile()) != null) { 8213 f = parent; 8214 parent = tmp; 8215 } 8216 codeRoot = f; 8217 Slog.w(TAG, "Unrecognized code path " 8218 + codePath + " - using " + codeRoot); 8219 } catch (IOException e) { 8220 // Can't canonicalize the code path -- shenanigans? 8221 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8222 return Environment.getRootDirectory().getPath(); 8223 } 8224 } 8225 return codeRoot.getPath(); 8226 } 8227 8228 /** 8229 * Derive and set the location of native libraries for the given package, 8230 * which varies depending on where and how the package was installed. 8231 */ 8232 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8233 final ApplicationInfo info = pkg.applicationInfo; 8234 final String codePath = pkg.codePath; 8235 final File codeFile = new File(codePath); 8236 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8237 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8238 8239 info.nativeLibraryRootDir = null; 8240 info.nativeLibraryRootRequiresIsa = false; 8241 info.nativeLibraryDir = null; 8242 info.secondaryNativeLibraryDir = null; 8243 8244 if (isApkFile(codeFile)) { 8245 // Monolithic install 8246 if (bundledApp) { 8247 // If "/system/lib64/apkname" exists, assume that is the per-package 8248 // native library directory to use; otherwise use "/system/lib/apkname". 8249 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8250 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8251 getPrimaryInstructionSet(info)); 8252 8253 // This is a bundled system app so choose the path based on the ABI. 8254 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8255 // is just the default path. 8256 final String apkName = deriveCodePathName(codePath); 8257 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8258 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8259 apkName).getAbsolutePath(); 8260 8261 if (info.secondaryCpuAbi != null) { 8262 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8263 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8264 secondaryLibDir, apkName).getAbsolutePath(); 8265 } 8266 } else if (asecApp) { 8267 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8268 .getAbsolutePath(); 8269 } else { 8270 final String apkName = deriveCodePathName(codePath); 8271 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8272 .getAbsolutePath(); 8273 } 8274 8275 info.nativeLibraryRootRequiresIsa = false; 8276 info.nativeLibraryDir = info.nativeLibraryRootDir; 8277 } else { 8278 // Cluster install 8279 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8280 info.nativeLibraryRootRequiresIsa = true; 8281 8282 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8283 getPrimaryInstructionSet(info)).getAbsolutePath(); 8284 8285 if (info.secondaryCpuAbi != null) { 8286 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8287 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8288 } 8289 } 8290 } 8291 8292 /** 8293 * Calculate the abis and roots for a bundled app. These can uniquely 8294 * be determined from the contents of the system partition, i.e whether 8295 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8296 * of this information, and instead assume that the system was built 8297 * sensibly. 8298 */ 8299 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8300 PackageSetting pkgSetting) { 8301 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8302 8303 // If "/system/lib64/apkname" exists, assume that is the per-package 8304 // native library directory to use; otherwise use "/system/lib/apkname". 8305 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8306 setBundledAppAbi(pkg, apkRoot, apkName); 8307 // pkgSetting might be null during rescan following uninstall of updates 8308 // to a bundled app, so accommodate that possibility. The settings in 8309 // that case will be established later from the parsed package. 8310 // 8311 // If the settings aren't null, sync them up with what we've just derived. 8312 // note that apkRoot isn't stored in the package settings. 8313 if (pkgSetting != null) { 8314 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8315 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8316 } 8317 } 8318 8319 /** 8320 * Deduces the ABI of a bundled app and sets the relevant fields on the 8321 * parsed pkg object. 8322 * 8323 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8324 * under which system libraries are installed. 8325 * @param apkName the name of the installed package. 8326 */ 8327 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8328 final File codeFile = new File(pkg.codePath); 8329 8330 final boolean has64BitLibs; 8331 final boolean has32BitLibs; 8332 if (isApkFile(codeFile)) { 8333 // Monolithic install 8334 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8335 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8336 } else { 8337 // Cluster install 8338 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8339 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8340 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8341 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8342 has64BitLibs = (new File(rootDir, isa)).exists(); 8343 } else { 8344 has64BitLibs = false; 8345 } 8346 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8347 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8348 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8349 has32BitLibs = (new File(rootDir, isa)).exists(); 8350 } else { 8351 has32BitLibs = false; 8352 } 8353 } 8354 8355 if (has64BitLibs && !has32BitLibs) { 8356 // The package has 64 bit libs, but not 32 bit libs. Its primary 8357 // ABI should be 64 bit. We can safely assume here that the bundled 8358 // native libraries correspond to the most preferred ABI in the list. 8359 8360 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8361 pkg.applicationInfo.secondaryCpuAbi = null; 8362 } else if (has32BitLibs && !has64BitLibs) { 8363 // The package has 32 bit libs but not 64 bit libs. Its primary 8364 // ABI should be 32 bit. 8365 8366 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8367 pkg.applicationInfo.secondaryCpuAbi = null; 8368 } else if (has32BitLibs && has64BitLibs) { 8369 // The application has both 64 and 32 bit bundled libraries. We check 8370 // here that the app declares multiArch support, and warn if it doesn't. 8371 // 8372 // We will be lenient here and record both ABIs. The primary will be the 8373 // ABI that's higher on the list, i.e, a device that's configured to prefer 8374 // 64 bit apps will see a 64 bit primary ABI, 8375 8376 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8377 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8378 } 8379 8380 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8381 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8382 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8383 } else { 8384 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8385 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8386 } 8387 } else { 8388 pkg.applicationInfo.primaryCpuAbi = null; 8389 pkg.applicationInfo.secondaryCpuAbi = null; 8390 } 8391 } 8392 8393 private void killApplication(String pkgName, int appId, String reason) { 8394 // Request the ActivityManager to kill the process(only for existing packages) 8395 // so that we do not end up in a confused state while the user is still using the older 8396 // version of the application while the new one gets installed. 8397 IActivityManager am = ActivityManagerNative.getDefault(); 8398 if (am != null) { 8399 try { 8400 am.killApplicationWithAppId(pkgName, appId, reason); 8401 } catch (RemoteException e) { 8402 } 8403 } 8404 } 8405 8406 void removePackageLI(PackageSetting ps, boolean chatty) { 8407 if (DEBUG_INSTALL) { 8408 if (chatty) 8409 Log.d(TAG, "Removing package " + ps.name); 8410 } 8411 8412 // writer 8413 synchronized (mPackages) { 8414 mPackages.remove(ps.name); 8415 final PackageParser.Package pkg = ps.pkg; 8416 if (pkg != null) { 8417 cleanPackageDataStructuresLILPw(pkg, chatty); 8418 } 8419 } 8420 } 8421 8422 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8423 if (DEBUG_INSTALL) { 8424 if (chatty) 8425 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8426 } 8427 8428 // writer 8429 synchronized (mPackages) { 8430 mPackages.remove(pkg.applicationInfo.packageName); 8431 cleanPackageDataStructuresLILPw(pkg, chatty); 8432 } 8433 } 8434 8435 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8436 int N = pkg.providers.size(); 8437 StringBuilder r = null; 8438 int i; 8439 for (i=0; i<N; i++) { 8440 PackageParser.Provider p = pkg.providers.get(i); 8441 mProviders.removeProvider(p); 8442 if (p.info.authority == null) { 8443 8444 /* There was another ContentProvider with this authority when 8445 * this app was installed so this authority is null, 8446 * Ignore it as we don't have to unregister the provider. 8447 */ 8448 continue; 8449 } 8450 String names[] = p.info.authority.split(";"); 8451 for (int j = 0; j < names.length; j++) { 8452 if (mProvidersByAuthority.get(names[j]) == p) { 8453 mProvidersByAuthority.remove(names[j]); 8454 if (DEBUG_REMOVE) { 8455 if (chatty) 8456 Log.d(TAG, "Unregistered content provider: " + names[j] 8457 + ", className = " + p.info.name + ", isSyncable = " 8458 + p.info.isSyncable); 8459 } 8460 } 8461 } 8462 if (DEBUG_REMOVE && chatty) { 8463 if (r == null) { 8464 r = new StringBuilder(256); 8465 } else { 8466 r.append(' '); 8467 } 8468 r.append(p.info.name); 8469 } 8470 } 8471 if (r != null) { 8472 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8473 } 8474 8475 N = pkg.services.size(); 8476 r = null; 8477 for (i=0; i<N; i++) { 8478 PackageParser.Service s = pkg.services.get(i); 8479 mServices.removeService(s); 8480 if (chatty) { 8481 if (r == null) { 8482 r = new StringBuilder(256); 8483 } else { 8484 r.append(' '); 8485 } 8486 r.append(s.info.name); 8487 } 8488 } 8489 if (r != null) { 8490 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8491 } 8492 8493 N = pkg.receivers.size(); 8494 r = null; 8495 for (i=0; i<N; i++) { 8496 PackageParser.Activity a = pkg.receivers.get(i); 8497 mReceivers.removeActivity(a, "receiver"); 8498 if (DEBUG_REMOVE && chatty) { 8499 if (r == null) { 8500 r = new StringBuilder(256); 8501 } else { 8502 r.append(' '); 8503 } 8504 r.append(a.info.name); 8505 } 8506 } 8507 if (r != null) { 8508 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8509 } 8510 8511 N = pkg.activities.size(); 8512 r = null; 8513 for (i=0; i<N; i++) { 8514 PackageParser.Activity a = pkg.activities.get(i); 8515 mActivities.removeActivity(a, "activity"); 8516 if (DEBUG_REMOVE && chatty) { 8517 if (r == null) { 8518 r = new StringBuilder(256); 8519 } else { 8520 r.append(' '); 8521 } 8522 r.append(a.info.name); 8523 } 8524 } 8525 if (r != null) { 8526 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8527 } 8528 8529 N = pkg.permissions.size(); 8530 r = null; 8531 for (i=0; i<N; i++) { 8532 PackageParser.Permission p = pkg.permissions.get(i); 8533 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8534 if (bp == null) { 8535 bp = mSettings.mPermissionTrees.get(p.info.name); 8536 } 8537 if (bp != null && bp.perm == p) { 8538 bp.perm = null; 8539 if (DEBUG_REMOVE && chatty) { 8540 if (r == null) { 8541 r = new StringBuilder(256); 8542 } else { 8543 r.append(' '); 8544 } 8545 r.append(p.info.name); 8546 } 8547 } 8548 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8549 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8550 if (appOpPkgs != null) { 8551 appOpPkgs.remove(pkg.packageName); 8552 } 8553 } 8554 } 8555 if (r != null) { 8556 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8557 } 8558 8559 N = pkg.requestedPermissions.size(); 8560 r = null; 8561 for (i=0; i<N; i++) { 8562 String perm = pkg.requestedPermissions.get(i); 8563 BasePermission bp = mSettings.mPermissions.get(perm); 8564 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8565 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8566 if (appOpPkgs != null) { 8567 appOpPkgs.remove(pkg.packageName); 8568 if (appOpPkgs.isEmpty()) { 8569 mAppOpPermissionPackages.remove(perm); 8570 } 8571 } 8572 } 8573 } 8574 if (r != null) { 8575 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8576 } 8577 8578 N = pkg.instrumentation.size(); 8579 r = null; 8580 for (i=0; i<N; i++) { 8581 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8582 mInstrumentation.remove(a.getComponentName()); 8583 if (DEBUG_REMOVE && chatty) { 8584 if (r == null) { 8585 r = new StringBuilder(256); 8586 } else { 8587 r.append(' '); 8588 } 8589 r.append(a.info.name); 8590 } 8591 } 8592 if (r != null) { 8593 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8594 } 8595 8596 r = null; 8597 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8598 // Only system apps can hold shared libraries. 8599 if (pkg.libraryNames != null) { 8600 for (i=0; i<pkg.libraryNames.size(); i++) { 8601 String name = pkg.libraryNames.get(i); 8602 SharedLibraryEntry cur = mSharedLibraries.get(name); 8603 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8604 mSharedLibraries.remove(name); 8605 if (DEBUG_REMOVE && chatty) { 8606 if (r == null) { 8607 r = new StringBuilder(256); 8608 } else { 8609 r.append(' '); 8610 } 8611 r.append(name); 8612 } 8613 } 8614 } 8615 } 8616 } 8617 if (r != null) { 8618 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8619 } 8620 } 8621 8622 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8623 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8624 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8625 return true; 8626 } 8627 } 8628 return false; 8629 } 8630 8631 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8632 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8633 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8634 8635 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8636 int flags) { 8637 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8638 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8639 } 8640 8641 private void updatePermissionsLPw(String changingPkg, 8642 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8643 // Make sure there are no dangling permission trees. 8644 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8645 while (it.hasNext()) { 8646 final BasePermission bp = it.next(); 8647 if (bp.packageSetting == null) { 8648 // We may not yet have parsed the package, so just see if 8649 // we still know about its settings. 8650 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8651 } 8652 if (bp.packageSetting == null) { 8653 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8654 + " from package " + bp.sourcePackage); 8655 it.remove(); 8656 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8657 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8658 Slog.i(TAG, "Removing old permission tree: " + bp.name 8659 + " from package " + bp.sourcePackage); 8660 flags |= UPDATE_PERMISSIONS_ALL; 8661 it.remove(); 8662 } 8663 } 8664 } 8665 8666 // Make sure all dynamic permissions have been assigned to a package, 8667 // and make sure there are no dangling permissions. 8668 it = mSettings.mPermissions.values().iterator(); 8669 while (it.hasNext()) { 8670 final BasePermission bp = it.next(); 8671 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8672 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8673 + bp.name + " pkg=" + bp.sourcePackage 8674 + " info=" + bp.pendingInfo); 8675 if (bp.packageSetting == null && bp.pendingInfo != null) { 8676 final BasePermission tree = findPermissionTreeLP(bp.name); 8677 if (tree != null && tree.perm != null) { 8678 bp.packageSetting = tree.packageSetting; 8679 bp.perm = new PackageParser.Permission(tree.perm.owner, 8680 new PermissionInfo(bp.pendingInfo)); 8681 bp.perm.info.packageName = tree.perm.info.packageName; 8682 bp.perm.info.name = bp.name; 8683 bp.uid = tree.uid; 8684 } 8685 } 8686 } 8687 if (bp.packageSetting == null) { 8688 // We may not yet have parsed the package, so just see if 8689 // we still know about its settings. 8690 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8691 } 8692 if (bp.packageSetting == null) { 8693 Slog.w(TAG, "Removing dangling permission: " + bp.name 8694 + " from package " + bp.sourcePackage); 8695 it.remove(); 8696 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8697 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8698 Slog.i(TAG, "Removing old permission: " + bp.name 8699 + " from package " + bp.sourcePackage); 8700 flags |= UPDATE_PERMISSIONS_ALL; 8701 it.remove(); 8702 } 8703 } 8704 } 8705 8706 // Now update the permissions for all packages, in particular 8707 // replace the granted permissions of the system packages. 8708 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8709 for (PackageParser.Package pkg : mPackages.values()) { 8710 if (pkg != pkgInfo) { 8711 // Only replace for packages on requested volume 8712 final String volumeUuid = getVolumeUuidForPackage(pkg); 8713 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8714 && Objects.equals(replaceVolumeUuid, volumeUuid); 8715 grantPermissionsLPw(pkg, replace, changingPkg); 8716 } 8717 } 8718 } 8719 8720 if (pkgInfo != null) { 8721 // Only replace for packages on requested volume 8722 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8723 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8724 && Objects.equals(replaceVolumeUuid, volumeUuid); 8725 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8726 } 8727 } 8728 8729 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8730 String packageOfInterest) { 8731 // IMPORTANT: There are two types of permissions: install and runtime. 8732 // Install time permissions are granted when the app is installed to 8733 // all device users and users added in the future. Runtime permissions 8734 // are granted at runtime explicitly to specific users. Normal and signature 8735 // protected permissions are install time permissions. Dangerous permissions 8736 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8737 // otherwise they are runtime permissions. This function does not manage 8738 // runtime permissions except for the case an app targeting Lollipop MR1 8739 // being upgraded to target a newer SDK, in which case dangerous permissions 8740 // are transformed from install time to runtime ones. 8741 8742 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8743 if (ps == null) { 8744 return; 8745 } 8746 8747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8748 8749 PermissionsState permissionsState = ps.getPermissionsState(); 8750 PermissionsState origPermissions = permissionsState; 8751 8752 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8753 8754 boolean runtimePermissionsRevoked = false; 8755 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8756 8757 boolean changedInstallPermission = false; 8758 8759 if (replace) { 8760 ps.installPermissionsFixed = false; 8761 if (!ps.isSharedUser()) { 8762 origPermissions = new PermissionsState(permissionsState); 8763 permissionsState.reset(); 8764 } else { 8765 // We need to know only about runtime permission changes since the 8766 // calling code always writes the install permissions state but 8767 // the runtime ones are written only if changed. The only cases of 8768 // changed runtime permissions here are promotion of an install to 8769 // runtime and revocation of a runtime from a shared user. 8770 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8771 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8772 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8773 runtimePermissionsRevoked = true; 8774 } 8775 } 8776 } 8777 8778 permissionsState.setGlobalGids(mGlobalGids); 8779 8780 final int N = pkg.requestedPermissions.size(); 8781 for (int i=0; i<N; i++) { 8782 final String name = pkg.requestedPermissions.get(i); 8783 final BasePermission bp = mSettings.mPermissions.get(name); 8784 8785 if (DEBUG_INSTALL) { 8786 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8787 } 8788 8789 if (bp == null || bp.packageSetting == null) { 8790 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8791 Slog.w(TAG, "Unknown permission " + name 8792 + " in package " + pkg.packageName); 8793 } 8794 continue; 8795 } 8796 8797 final String perm = bp.name; 8798 boolean allowedSig = false; 8799 int grant = GRANT_DENIED; 8800 8801 // Keep track of app op permissions. 8802 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8803 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8804 if (pkgs == null) { 8805 pkgs = new ArraySet<>(); 8806 mAppOpPermissionPackages.put(bp.name, pkgs); 8807 } 8808 pkgs.add(pkg.packageName); 8809 } 8810 8811 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8812 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8813 >= Build.VERSION_CODES.M; 8814 switch (level) { 8815 case PermissionInfo.PROTECTION_NORMAL: { 8816 // For all apps normal permissions are install time ones. 8817 grant = GRANT_INSTALL; 8818 } break; 8819 8820 case PermissionInfo.PROTECTION_DANGEROUS: { 8821 // If a permission review is required for legacy apps we represent 8822 // their permissions as always granted runtime ones since we need 8823 // to keep the review required permission flag per user while an 8824 // install permission's state is shared across all users. 8825 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8826 // For legacy apps dangerous permissions are install time ones. 8827 grant = GRANT_INSTALL; 8828 } else if (origPermissions.hasInstallPermission(bp.name)) { 8829 // For legacy apps that became modern, install becomes runtime. 8830 grant = GRANT_UPGRADE; 8831 } else if (mPromoteSystemApps 8832 && isSystemApp(ps) 8833 && mExistingSystemPackages.contains(ps.name)) { 8834 // For legacy system apps, install becomes runtime. 8835 // We cannot check hasInstallPermission() for system apps since those 8836 // permissions were granted implicitly and not persisted pre-M. 8837 grant = GRANT_UPGRADE; 8838 } else { 8839 // For modern apps keep runtime permissions unchanged. 8840 grant = GRANT_RUNTIME; 8841 } 8842 } break; 8843 8844 case PermissionInfo.PROTECTION_SIGNATURE: { 8845 // For all apps signature permissions are install time ones. 8846 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8847 if (allowedSig) { 8848 grant = GRANT_INSTALL; 8849 } 8850 } break; 8851 } 8852 8853 if (DEBUG_INSTALL) { 8854 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8855 } 8856 8857 if (grant != GRANT_DENIED) { 8858 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8859 // If this is an existing, non-system package, then 8860 // we can't add any new permissions to it. 8861 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8862 // Except... if this is a permission that was added 8863 // to the platform (note: need to only do this when 8864 // updating the platform). 8865 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8866 grant = GRANT_DENIED; 8867 } 8868 } 8869 } 8870 8871 switch (grant) { 8872 case GRANT_INSTALL: { 8873 // Revoke this as runtime permission to handle the case of 8874 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8875 for (int userId : UserManagerService.getInstance().getUserIds()) { 8876 if (origPermissions.getRuntimePermissionState( 8877 bp.name, userId) != null) { 8878 // Revoke the runtime permission and clear the flags. 8879 origPermissions.revokeRuntimePermission(bp, userId); 8880 origPermissions.updatePermissionFlags(bp, userId, 8881 PackageManager.MASK_PERMISSION_FLAGS, 0); 8882 // If we revoked a permission permission, we have to write. 8883 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8884 changedRuntimePermissionUserIds, userId); 8885 } 8886 } 8887 // Grant an install permission. 8888 if (permissionsState.grantInstallPermission(bp) != 8889 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8890 changedInstallPermission = true; 8891 } 8892 } break; 8893 8894 case GRANT_RUNTIME: { 8895 // Grant previously granted runtime permissions. 8896 for (int userId : UserManagerService.getInstance().getUserIds()) { 8897 PermissionState permissionState = origPermissions 8898 .getRuntimePermissionState(bp.name, userId); 8899 int flags = permissionState != null 8900 ? permissionState.getFlags() : 0; 8901 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8902 if (permissionsState.grantRuntimePermission(bp, userId) == 8903 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8904 // If we cannot put the permission as it was, we have to write. 8905 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8906 changedRuntimePermissionUserIds, userId); 8907 } 8908 // If the app supports runtime permissions no need for a review. 8909 if (Build.PERMISSIONS_REVIEW_REQUIRED 8910 && appSupportsRuntimePermissions 8911 && (flags & PackageManager 8912 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8913 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8914 // Since we changed the flags, we have to write. 8915 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8916 changedRuntimePermissionUserIds, userId); 8917 } 8918 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8919 && !appSupportsRuntimePermissions) { 8920 // For legacy apps that need a permission review, every new 8921 // runtime permission is granted but it is pending a review. 8922 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8923 permissionsState.grantRuntimePermission(bp, userId); 8924 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8925 // We changed the permission and flags, hence have to write. 8926 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8927 changedRuntimePermissionUserIds, userId); 8928 } 8929 } 8930 // Propagate the permission flags. 8931 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8932 } 8933 } break; 8934 8935 case GRANT_UPGRADE: { 8936 // Grant runtime permissions for a previously held install permission. 8937 PermissionState permissionState = origPermissions 8938 .getInstallPermissionState(bp.name); 8939 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8940 8941 if (origPermissions.revokeInstallPermission(bp) 8942 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8943 // We will be transferring the permission flags, so clear them. 8944 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8945 PackageManager.MASK_PERMISSION_FLAGS, 0); 8946 changedInstallPermission = true; 8947 } 8948 8949 // If the permission is not to be promoted to runtime we ignore it and 8950 // also its other flags as they are not applicable to install permissions. 8951 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8952 for (int userId : currentUserIds) { 8953 if (permissionsState.grantRuntimePermission(bp, userId) != 8954 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8955 // Transfer the permission flags. 8956 permissionsState.updatePermissionFlags(bp, userId, 8957 flags, flags); 8958 // If we granted the permission, we have to write. 8959 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8960 changedRuntimePermissionUserIds, userId); 8961 } 8962 } 8963 } 8964 } break; 8965 8966 default: { 8967 if (packageOfInterest == null 8968 || packageOfInterest.equals(pkg.packageName)) { 8969 Slog.w(TAG, "Not granting permission " + perm 8970 + " to package " + pkg.packageName 8971 + " because it was previously installed without"); 8972 } 8973 } break; 8974 } 8975 } else { 8976 if (permissionsState.revokeInstallPermission(bp) != 8977 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8978 // Also drop the permission flags. 8979 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8980 PackageManager.MASK_PERMISSION_FLAGS, 0); 8981 changedInstallPermission = true; 8982 Slog.i(TAG, "Un-granting permission " + perm 8983 + " from package " + pkg.packageName 8984 + " (protectionLevel=" + bp.protectionLevel 8985 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8986 + ")"); 8987 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8988 // Don't print warning for app op permissions, since it is fine for them 8989 // not to be granted, there is a UI for the user to decide. 8990 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8991 Slog.w(TAG, "Not granting permission " + perm 8992 + " to package " + pkg.packageName 8993 + " (protectionLevel=" + bp.protectionLevel 8994 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8995 + ")"); 8996 } 8997 } 8998 } 8999 } 9000 9001 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9002 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9003 // This is the first that we have heard about this package, so the 9004 // permissions we have now selected are fixed until explicitly 9005 // changed. 9006 ps.installPermissionsFixed = true; 9007 } 9008 9009 // Persist the runtime permissions state for users with changes. If permissions 9010 // were revoked because no app in the shared user declares them we have to 9011 // write synchronously to avoid losing runtime permissions state. 9012 for (int userId : changedRuntimePermissionUserIds) { 9013 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9014 } 9015 9016 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9017 } 9018 9019 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9020 boolean allowed = false; 9021 final int NP = PackageParser.NEW_PERMISSIONS.length; 9022 for (int ip=0; ip<NP; ip++) { 9023 final PackageParser.NewPermissionInfo npi 9024 = PackageParser.NEW_PERMISSIONS[ip]; 9025 if (npi.name.equals(perm) 9026 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9027 allowed = true; 9028 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9029 + pkg.packageName); 9030 break; 9031 } 9032 } 9033 return allowed; 9034 } 9035 9036 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9037 BasePermission bp, PermissionsState origPermissions) { 9038 boolean allowed; 9039 allowed = (compareSignatures( 9040 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9041 == PackageManager.SIGNATURE_MATCH) 9042 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9043 == PackageManager.SIGNATURE_MATCH); 9044 if (!allowed && (bp.protectionLevel 9045 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9046 if (isSystemApp(pkg)) { 9047 // For updated system applications, a system permission 9048 // is granted only if it had been defined by the original application. 9049 if (pkg.isUpdatedSystemApp()) { 9050 final PackageSetting sysPs = mSettings 9051 .getDisabledSystemPkgLPr(pkg.packageName); 9052 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9053 // If the original was granted this permission, we take 9054 // that grant decision as read and propagate it to the 9055 // update. 9056 if (sysPs.isPrivileged()) { 9057 allowed = true; 9058 } 9059 } else { 9060 // The system apk may have been updated with an older 9061 // version of the one on the data partition, but which 9062 // granted a new system permission that it didn't have 9063 // before. In this case we do want to allow the app to 9064 // now get the new permission if the ancestral apk is 9065 // privileged to get it. 9066 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9067 for (int j=0; 9068 j<sysPs.pkg.requestedPermissions.size(); j++) { 9069 if (perm.equals( 9070 sysPs.pkg.requestedPermissions.get(j))) { 9071 allowed = true; 9072 break; 9073 } 9074 } 9075 } 9076 } 9077 } else { 9078 allowed = isPrivilegedApp(pkg); 9079 } 9080 } 9081 } 9082 if (!allowed) { 9083 if (!allowed && (bp.protectionLevel 9084 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9085 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9086 // If this was a previously normal/dangerous permission that got moved 9087 // to a system permission as part of the runtime permission redesign, then 9088 // we still want to blindly grant it to old apps. 9089 allowed = true; 9090 } 9091 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9092 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9093 // If this permission is to be granted to the system installer and 9094 // this app is an installer, then it gets the permission. 9095 allowed = true; 9096 } 9097 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9098 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9099 // If this permission is to be granted to the system verifier and 9100 // this app is a verifier, then it gets the permission. 9101 allowed = true; 9102 } 9103 if (!allowed && (bp.protectionLevel 9104 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9105 && isSystemApp(pkg)) { 9106 // Any pre-installed system app is allowed to get this permission. 9107 allowed = true; 9108 } 9109 if (!allowed && (bp.protectionLevel 9110 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9111 // For development permissions, a development permission 9112 // is granted only if it was already granted. 9113 allowed = origPermissions.hasInstallPermission(perm); 9114 } 9115 } 9116 return allowed; 9117 } 9118 9119 final class ActivityIntentResolver 9120 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9121 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9122 boolean defaultOnly, int userId) { 9123 if (!sUserManager.exists(userId)) return null; 9124 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9125 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9126 } 9127 9128 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9129 int userId) { 9130 if (!sUserManager.exists(userId)) return null; 9131 mFlags = flags; 9132 return super.queryIntent(intent, resolvedType, 9133 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9134 } 9135 9136 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9137 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9138 if (!sUserManager.exists(userId)) return null; 9139 if (packageActivities == null) { 9140 return null; 9141 } 9142 mFlags = flags; 9143 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9144 final int N = packageActivities.size(); 9145 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9146 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9147 9148 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9149 for (int i = 0; i < N; ++i) { 9150 intentFilters = packageActivities.get(i).intents; 9151 if (intentFilters != null && intentFilters.size() > 0) { 9152 PackageParser.ActivityIntentInfo[] array = 9153 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9154 intentFilters.toArray(array); 9155 listCut.add(array); 9156 } 9157 } 9158 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9159 } 9160 9161 public final void addActivity(PackageParser.Activity a, String type) { 9162 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9163 mActivities.put(a.getComponentName(), a); 9164 if (DEBUG_SHOW_INFO) 9165 Log.v( 9166 TAG, " " + type + " " + 9167 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9168 if (DEBUG_SHOW_INFO) 9169 Log.v(TAG, " Class=" + a.info.name); 9170 final int NI = a.intents.size(); 9171 for (int j=0; j<NI; j++) { 9172 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9173 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9174 intent.setPriority(0); 9175 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9176 + a.className + " with priority > 0, forcing to 0"); 9177 } 9178 if (DEBUG_SHOW_INFO) { 9179 Log.v(TAG, " IntentFilter:"); 9180 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9181 } 9182 if (!intent.debugCheck()) { 9183 Log.w(TAG, "==> For Activity " + a.info.name); 9184 } 9185 addFilter(intent); 9186 } 9187 } 9188 9189 public final void removeActivity(PackageParser.Activity a, String type) { 9190 mActivities.remove(a.getComponentName()); 9191 if (DEBUG_SHOW_INFO) { 9192 Log.v(TAG, " " + type + " " 9193 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9194 : a.info.name) + ":"); 9195 Log.v(TAG, " Class=" + a.info.name); 9196 } 9197 final int NI = a.intents.size(); 9198 for (int j=0; j<NI; j++) { 9199 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9200 if (DEBUG_SHOW_INFO) { 9201 Log.v(TAG, " IntentFilter:"); 9202 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9203 } 9204 removeFilter(intent); 9205 } 9206 } 9207 9208 @Override 9209 protected boolean allowFilterResult( 9210 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9211 ActivityInfo filterAi = filter.activity.info; 9212 for (int i=dest.size()-1; i>=0; i--) { 9213 ActivityInfo destAi = dest.get(i).activityInfo; 9214 if (destAi.name == filterAi.name 9215 && destAi.packageName == filterAi.packageName) { 9216 return false; 9217 } 9218 } 9219 return true; 9220 } 9221 9222 @Override 9223 protected ActivityIntentInfo[] newArray(int size) { 9224 return new ActivityIntentInfo[size]; 9225 } 9226 9227 @Override 9228 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9229 if (!sUserManager.exists(userId)) return true; 9230 PackageParser.Package p = filter.activity.owner; 9231 if (p != null) { 9232 PackageSetting ps = (PackageSetting)p.mExtras; 9233 if (ps != null) { 9234 // System apps are never considered stopped for purposes of 9235 // filtering, because there may be no way for the user to 9236 // actually re-launch them. 9237 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9238 && ps.getStopped(userId); 9239 } 9240 } 9241 return false; 9242 } 9243 9244 @Override 9245 protected boolean isPackageForFilter(String packageName, 9246 PackageParser.ActivityIntentInfo info) { 9247 return packageName.equals(info.activity.owner.packageName); 9248 } 9249 9250 @Override 9251 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9252 int match, int userId) { 9253 if (!sUserManager.exists(userId)) return null; 9254 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9255 return null; 9256 } 9257 final PackageParser.Activity activity = info.activity; 9258 if (mSafeMode && (activity.info.applicationInfo.flags 9259 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9260 return null; 9261 } 9262 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9263 if (ps == null) { 9264 return null; 9265 } 9266 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9267 ps.readUserState(userId), userId); 9268 if (ai == null) { 9269 return null; 9270 } 9271 final ResolveInfo res = new ResolveInfo(); 9272 res.activityInfo = ai; 9273 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9274 res.filter = info; 9275 } 9276 if (info != null) { 9277 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9278 } 9279 res.priority = info.getPriority(); 9280 res.preferredOrder = activity.owner.mPreferredOrder; 9281 //System.out.println("Result: " + res.activityInfo.className + 9282 // " = " + res.priority); 9283 res.match = match; 9284 res.isDefault = info.hasDefault; 9285 res.labelRes = info.labelRes; 9286 res.nonLocalizedLabel = info.nonLocalizedLabel; 9287 if (userNeedsBadging(userId)) { 9288 res.noResourceId = true; 9289 } else { 9290 res.icon = info.icon; 9291 } 9292 res.iconResourceId = info.icon; 9293 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9294 return res; 9295 } 9296 9297 @Override 9298 protected void sortResults(List<ResolveInfo> results) { 9299 Collections.sort(results, mResolvePrioritySorter); 9300 } 9301 9302 @Override 9303 protected void dumpFilter(PrintWriter out, String prefix, 9304 PackageParser.ActivityIntentInfo filter) { 9305 out.print(prefix); out.print( 9306 Integer.toHexString(System.identityHashCode(filter.activity))); 9307 out.print(' '); 9308 filter.activity.printComponentShortName(out); 9309 out.print(" filter "); 9310 out.println(Integer.toHexString(System.identityHashCode(filter))); 9311 } 9312 9313 @Override 9314 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9315 return filter.activity; 9316 } 9317 9318 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9319 PackageParser.Activity activity = (PackageParser.Activity)label; 9320 out.print(prefix); out.print( 9321 Integer.toHexString(System.identityHashCode(activity))); 9322 out.print(' '); 9323 activity.printComponentShortName(out); 9324 if (count > 1) { 9325 out.print(" ("); out.print(count); out.print(" filters)"); 9326 } 9327 out.println(); 9328 } 9329 9330// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9331// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9332// final List<ResolveInfo> retList = Lists.newArrayList(); 9333// while (i.hasNext()) { 9334// final ResolveInfo resolveInfo = i.next(); 9335// if (isEnabledLP(resolveInfo.activityInfo)) { 9336// retList.add(resolveInfo); 9337// } 9338// } 9339// return retList; 9340// } 9341 9342 // Keys are String (activity class name), values are Activity. 9343 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9344 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9345 private int mFlags; 9346 } 9347 9348 private final class ServiceIntentResolver 9349 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9350 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9351 boolean defaultOnly, int userId) { 9352 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9353 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9354 } 9355 9356 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9357 int userId) { 9358 if (!sUserManager.exists(userId)) return null; 9359 mFlags = flags; 9360 return super.queryIntent(intent, resolvedType, 9361 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9362 } 9363 9364 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9365 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9366 if (!sUserManager.exists(userId)) return null; 9367 if (packageServices == null) { 9368 return null; 9369 } 9370 mFlags = flags; 9371 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9372 final int N = packageServices.size(); 9373 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9374 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9375 9376 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9377 for (int i = 0; i < N; ++i) { 9378 intentFilters = packageServices.get(i).intents; 9379 if (intentFilters != null && intentFilters.size() > 0) { 9380 PackageParser.ServiceIntentInfo[] array = 9381 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9382 intentFilters.toArray(array); 9383 listCut.add(array); 9384 } 9385 } 9386 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9387 } 9388 9389 public final void addService(PackageParser.Service s) { 9390 mServices.put(s.getComponentName(), s); 9391 if (DEBUG_SHOW_INFO) { 9392 Log.v(TAG, " " 9393 + (s.info.nonLocalizedLabel != null 9394 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9395 Log.v(TAG, " Class=" + s.info.name); 9396 } 9397 final int NI = s.intents.size(); 9398 int j; 9399 for (j=0; j<NI; j++) { 9400 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9401 if (DEBUG_SHOW_INFO) { 9402 Log.v(TAG, " IntentFilter:"); 9403 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9404 } 9405 if (!intent.debugCheck()) { 9406 Log.w(TAG, "==> For Service " + s.info.name); 9407 } 9408 addFilter(intent); 9409 } 9410 } 9411 9412 public final void removeService(PackageParser.Service s) { 9413 mServices.remove(s.getComponentName()); 9414 if (DEBUG_SHOW_INFO) { 9415 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9416 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9417 Log.v(TAG, " Class=" + s.info.name); 9418 } 9419 final int NI = s.intents.size(); 9420 int j; 9421 for (j=0; j<NI; j++) { 9422 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9423 if (DEBUG_SHOW_INFO) { 9424 Log.v(TAG, " IntentFilter:"); 9425 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9426 } 9427 removeFilter(intent); 9428 } 9429 } 9430 9431 @Override 9432 protected boolean allowFilterResult( 9433 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9434 ServiceInfo filterSi = filter.service.info; 9435 for (int i=dest.size()-1; i>=0; i--) { 9436 ServiceInfo destAi = dest.get(i).serviceInfo; 9437 if (destAi.name == filterSi.name 9438 && destAi.packageName == filterSi.packageName) { 9439 return false; 9440 } 9441 } 9442 return true; 9443 } 9444 9445 @Override 9446 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9447 return new PackageParser.ServiceIntentInfo[size]; 9448 } 9449 9450 @Override 9451 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9452 if (!sUserManager.exists(userId)) return true; 9453 PackageParser.Package p = filter.service.owner; 9454 if (p != null) { 9455 PackageSetting ps = (PackageSetting)p.mExtras; 9456 if (ps != null) { 9457 // System apps are never considered stopped for purposes of 9458 // filtering, because there may be no way for the user to 9459 // actually re-launch them. 9460 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9461 && ps.getStopped(userId); 9462 } 9463 } 9464 return false; 9465 } 9466 9467 @Override 9468 protected boolean isPackageForFilter(String packageName, 9469 PackageParser.ServiceIntentInfo info) { 9470 return packageName.equals(info.service.owner.packageName); 9471 } 9472 9473 @Override 9474 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9475 int match, int userId) { 9476 if (!sUserManager.exists(userId)) return null; 9477 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9478 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9479 return null; 9480 } 9481 final PackageParser.Service service = info.service; 9482 if (mSafeMode && (service.info.applicationInfo.flags 9483 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9484 return null; 9485 } 9486 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9487 if (ps == null) { 9488 return null; 9489 } 9490 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9491 ps.readUserState(userId), userId); 9492 if (si == null) { 9493 return null; 9494 } 9495 final ResolveInfo res = new ResolveInfo(); 9496 res.serviceInfo = si; 9497 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9498 res.filter = filter; 9499 } 9500 res.priority = info.getPriority(); 9501 res.preferredOrder = service.owner.mPreferredOrder; 9502 res.match = match; 9503 res.isDefault = info.hasDefault; 9504 res.labelRes = info.labelRes; 9505 res.nonLocalizedLabel = info.nonLocalizedLabel; 9506 res.icon = info.icon; 9507 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9508 return res; 9509 } 9510 9511 @Override 9512 protected void sortResults(List<ResolveInfo> results) { 9513 Collections.sort(results, mResolvePrioritySorter); 9514 } 9515 9516 @Override 9517 protected void dumpFilter(PrintWriter out, String prefix, 9518 PackageParser.ServiceIntentInfo filter) { 9519 out.print(prefix); out.print( 9520 Integer.toHexString(System.identityHashCode(filter.service))); 9521 out.print(' '); 9522 filter.service.printComponentShortName(out); 9523 out.print(" filter "); 9524 out.println(Integer.toHexString(System.identityHashCode(filter))); 9525 } 9526 9527 @Override 9528 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9529 return filter.service; 9530 } 9531 9532 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9533 PackageParser.Service service = (PackageParser.Service)label; 9534 out.print(prefix); out.print( 9535 Integer.toHexString(System.identityHashCode(service))); 9536 out.print(' '); 9537 service.printComponentShortName(out); 9538 if (count > 1) { 9539 out.print(" ("); out.print(count); out.print(" filters)"); 9540 } 9541 out.println(); 9542 } 9543 9544// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9545// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9546// final List<ResolveInfo> retList = Lists.newArrayList(); 9547// while (i.hasNext()) { 9548// final ResolveInfo resolveInfo = (ResolveInfo) i; 9549// if (isEnabledLP(resolveInfo.serviceInfo)) { 9550// retList.add(resolveInfo); 9551// } 9552// } 9553// return retList; 9554// } 9555 9556 // Keys are String (activity class name), values are Activity. 9557 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9558 = new ArrayMap<ComponentName, PackageParser.Service>(); 9559 private int mFlags; 9560 }; 9561 9562 private final class ProviderIntentResolver 9563 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9564 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9565 boolean defaultOnly, int userId) { 9566 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9567 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9568 } 9569 9570 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9571 int userId) { 9572 if (!sUserManager.exists(userId)) 9573 return null; 9574 mFlags = flags; 9575 return super.queryIntent(intent, resolvedType, 9576 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9577 } 9578 9579 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9580 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9581 if (!sUserManager.exists(userId)) 9582 return null; 9583 if (packageProviders == null) { 9584 return null; 9585 } 9586 mFlags = flags; 9587 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9588 final int N = packageProviders.size(); 9589 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9590 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9591 9592 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9593 for (int i = 0; i < N; ++i) { 9594 intentFilters = packageProviders.get(i).intents; 9595 if (intentFilters != null && intentFilters.size() > 0) { 9596 PackageParser.ProviderIntentInfo[] array = 9597 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9598 intentFilters.toArray(array); 9599 listCut.add(array); 9600 } 9601 } 9602 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9603 } 9604 9605 public final void addProvider(PackageParser.Provider p) { 9606 if (mProviders.containsKey(p.getComponentName())) { 9607 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9608 return; 9609 } 9610 9611 mProviders.put(p.getComponentName(), p); 9612 if (DEBUG_SHOW_INFO) { 9613 Log.v(TAG, " " 9614 + (p.info.nonLocalizedLabel != null 9615 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9616 Log.v(TAG, " Class=" + p.info.name); 9617 } 9618 final int NI = p.intents.size(); 9619 int j; 9620 for (j = 0; j < NI; j++) { 9621 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9622 if (DEBUG_SHOW_INFO) { 9623 Log.v(TAG, " IntentFilter:"); 9624 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9625 } 9626 if (!intent.debugCheck()) { 9627 Log.w(TAG, "==> For Provider " + p.info.name); 9628 } 9629 addFilter(intent); 9630 } 9631 } 9632 9633 public final void removeProvider(PackageParser.Provider p) { 9634 mProviders.remove(p.getComponentName()); 9635 if (DEBUG_SHOW_INFO) { 9636 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9637 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9638 Log.v(TAG, " Class=" + p.info.name); 9639 } 9640 final int NI = p.intents.size(); 9641 int j; 9642 for (j = 0; j < NI; j++) { 9643 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9644 if (DEBUG_SHOW_INFO) { 9645 Log.v(TAG, " IntentFilter:"); 9646 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9647 } 9648 removeFilter(intent); 9649 } 9650 } 9651 9652 @Override 9653 protected boolean allowFilterResult( 9654 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9655 ProviderInfo filterPi = filter.provider.info; 9656 for (int i = dest.size() - 1; i >= 0; i--) { 9657 ProviderInfo destPi = dest.get(i).providerInfo; 9658 if (destPi.name == filterPi.name 9659 && destPi.packageName == filterPi.packageName) { 9660 return false; 9661 } 9662 } 9663 return true; 9664 } 9665 9666 @Override 9667 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9668 return new PackageParser.ProviderIntentInfo[size]; 9669 } 9670 9671 @Override 9672 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9673 if (!sUserManager.exists(userId)) 9674 return true; 9675 PackageParser.Package p = filter.provider.owner; 9676 if (p != null) { 9677 PackageSetting ps = (PackageSetting) p.mExtras; 9678 if (ps != null) { 9679 // System apps are never considered stopped for purposes of 9680 // filtering, because there may be no way for the user to 9681 // actually re-launch them. 9682 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9683 && ps.getStopped(userId); 9684 } 9685 } 9686 return false; 9687 } 9688 9689 @Override 9690 protected boolean isPackageForFilter(String packageName, 9691 PackageParser.ProviderIntentInfo info) { 9692 return packageName.equals(info.provider.owner.packageName); 9693 } 9694 9695 @Override 9696 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9697 int match, int userId) { 9698 if (!sUserManager.exists(userId)) 9699 return null; 9700 final PackageParser.ProviderIntentInfo info = filter; 9701 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9702 return null; 9703 } 9704 final PackageParser.Provider provider = info.provider; 9705 if (mSafeMode && (provider.info.applicationInfo.flags 9706 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9707 return null; 9708 } 9709 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9710 if (ps == null) { 9711 return null; 9712 } 9713 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9714 ps.readUserState(userId), userId); 9715 if (pi == null) { 9716 return null; 9717 } 9718 final ResolveInfo res = new ResolveInfo(); 9719 res.providerInfo = pi; 9720 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9721 res.filter = filter; 9722 } 9723 res.priority = info.getPriority(); 9724 res.preferredOrder = provider.owner.mPreferredOrder; 9725 res.match = match; 9726 res.isDefault = info.hasDefault; 9727 res.labelRes = info.labelRes; 9728 res.nonLocalizedLabel = info.nonLocalizedLabel; 9729 res.icon = info.icon; 9730 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9731 return res; 9732 } 9733 9734 @Override 9735 protected void sortResults(List<ResolveInfo> results) { 9736 Collections.sort(results, mResolvePrioritySorter); 9737 } 9738 9739 @Override 9740 protected void dumpFilter(PrintWriter out, String prefix, 9741 PackageParser.ProviderIntentInfo filter) { 9742 out.print(prefix); 9743 out.print( 9744 Integer.toHexString(System.identityHashCode(filter.provider))); 9745 out.print(' '); 9746 filter.provider.printComponentShortName(out); 9747 out.print(" filter "); 9748 out.println(Integer.toHexString(System.identityHashCode(filter))); 9749 } 9750 9751 @Override 9752 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9753 return filter.provider; 9754 } 9755 9756 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9757 PackageParser.Provider provider = (PackageParser.Provider)label; 9758 out.print(prefix); out.print( 9759 Integer.toHexString(System.identityHashCode(provider))); 9760 out.print(' '); 9761 provider.printComponentShortName(out); 9762 if (count > 1) { 9763 out.print(" ("); out.print(count); out.print(" filters)"); 9764 } 9765 out.println(); 9766 } 9767 9768 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9769 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9770 private int mFlags; 9771 } 9772 9773 private static final class EphemeralIntentResolver 9774 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9775 @Override 9776 protected EphemeralResolveIntentInfo[] newArray(int size) { 9777 return new EphemeralResolveIntentInfo[size]; 9778 } 9779 9780 @Override 9781 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9782 return true; 9783 } 9784 9785 @Override 9786 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9787 int userId) { 9788 if (!sUserManager.exists(userId)) { 9789 return null; 9790 } 9791 return info.getEphemeralResolveInfo(); 9792 } 9793 } 9794 9795 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9796 new Comparator<ResolveInfo>() { 9797 public int compare(ResolveInfo r1, ResolveInfo r2) { 9798 int v1 = r1.priority; 9799 int v2 = r2.priority; 9800 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9801 if (v1 != v2) { 9802 return (v1 > v2) ? -1 : 1; 9803 } 9804 v1 = r1.preferredOrder; 9805 v2 = r2.preferredOrder; 9806 if (v1 != v2) { 9807 return (v1 > v2) ? -1 : 1; 9808 } 9809 if (r1.isDefault != r2.isDefault) { 9810 return r1.isDefault ? -1 : 1; 9811 } 9812 v1 = r1.match; 9813 v2 = r2.match; 9814 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9815 if (v1 != v2) { 9816 return (v1 > v2) ? -1 : 1; 9817 } 9818 if (r1.system != r2.system) { 9819 return r1.system ? -1 : 1; 9820 } 9821 if (r1.activityInfo != null) { 9822 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9823 } 9824 if (r1.serviceInfo != null) { 9825 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9826 } 9827 if (r1.providerInfo != null) { 9828 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9829 } 9830 return 0; 9831 } 9832 }; 9833 9834 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9835 new Comparator<ProviderInfo>() { 9836 public int compare(ProviderInfo p1, ProviderInfo p2) { 9837 final int v1 = p1.initOrder; 9838 final int v2 = p2.initOrder; 9839 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9840 } 9841 }; 9842 9843 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9844 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9845 final int[] userIds) { 9846 mHandler.post(new Runnable() { 9847 @Override 9848 public void run() { 9849 try { 9850 final IActivityManager am = ActivityManagerNative.getDefault(); 9851 if (am == null) return; 9852 final int[] resolvedUserIds; 9853 if (userIds == null) { 9854 resolvedUserIds = am.getRunningUserIds(); 9855 } else { 9856 resolvedUserIds = userIds; 9857 } 9858 for (int id : resolvedUserIds) { 9859 final Intent intent = new Intent(action, 9860 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9861 if (extras != null) { 9862 intent.putExtras(extras); 9863 } 9864 if (targetPkg != null) { 9865 intent.setPackage(targetPkg); 9866 } 9867 // Modify the UID when posting to other users 9868 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9869 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9870 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9871 intent.putExtra(Intent.EXTRA_UID, uid); 9872 } 9873 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9874 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9875 if (DEBUG_BROADCASTS) { 9876 RuntimeException here = new RuntimeException("here"); 9877 here.fillInStackTrace(); 9878 Slog.d(TAG, "Sending to user " + id + ": " 9879 + intent.toShortString(false, true, false, false) 9880 + " " + intent.getExtras(), here); 9881 } 9882 am.broadcastIntent(null, intent, null, finishedReceiver, 9883 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9884 null, finishedReceiver != null, false, id); 9885 } 9886 } catch (RemoteException ex) { 9887 } 9888 } 9889 }); 9890 } 9891 9892 /** 9893 * Check if the external storage media is available. This is true if there 9894 * is a mounted external storage medium or if the external storage is 9895 * emulated. 9896 */ 9897 private boolean isExternalMediaAvailable() { 9898 return mMediaMounted || Environment.isExternalStorageEmulated(); 9899 } 9900 9901 @Override 9902 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9903 // writer 9904 synchronized (mPackages) { 9905 if (!isExternalMediaAvailable()) { 9906 // If the external storage is no longer mounted at this point, 9907 // the caller may not have been able to delete all of this 9908 // packages files and can not delete any more. Bail. 9909 return null; 9910 } 9911 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9912 if (lastPackage != null) { 9913 pkgs.remove(lastPackage); 9914 } 9915 if (pkgs.size() > 0) { 9916 return pkgs.get(0); 9917 } 9918 } 9919 return null; 9920 } 9921 9922 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9923 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9924 userId, andCode ? 1 : 0, packageName); 9925 if (mSystemReady) { 9926 msg.sendToTarget(); 9927 } else { 9928 if (mPostSystemReadyMessages == null) { 9929 mPostSystemReadyMessages = new ArrayList<>(); 9930 } 9931 mPostSystemReadyMessages.add(msg); 9932 } 9933 } 9934 9935 void startCleaningPackages() { 9936 // reader 9937 synchronized (mPackages) { 9938 if (!isExternalMediaAvailable()) { 9939 return; 9940 } 9941 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9942 return; 9943 } 9944 } 9945 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9946 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9947 IActivityManager am = ActivityManagerNative.getDefault(); 9948 if (am != null) { 9949 try { 9950 am.startService(null, intent, null, mContext.getOpPackageName(), 9951 UserHandle.USER_SYSTEM); 9952 } catch (RemoteException e) { 9953 } 9954 } 9955 } 9956 9957 @Override 9958 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9959 int installFlags, String installerPackageName, VerificationParams verificationParams, 9960 String packageAbiOverride) { 9961 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9962 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9963 } 9964 9965 @Override 9966 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9967 int installFlags, String installerPackageName, VerificationParams verificationParams, 9968 String packageAbiOverride, int userId) { 9969 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9970 9971 final int callingUid = Binder.getCallingUid(); 9972 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9973 9974 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9975 try { 9976 if (observer != null) { 9977 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9978 } 9979 } catch (RemoteException re) { 9980 } 9981 return; 9982 } 9983 9984 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9985 installFlags |= PackageManager.INSTALL_FROM_ADB; 9986 9987 } else { 9988 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9989 // about installerPackageName. 9990 9991 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9992 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9993 } 9994 9995 UserHandle user; 9996 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9997 user = UserHandle.ALL; 9998 } else { 9999 user = new UserHandle(userId); 10000 } 10001 10002 // Only system components can circumvent runtime permissions when installing. 10003 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10004 && mContext.checkCallingOrSelfPermission(Manifest.permission 10005 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10006 throw new SecurityException("You need the " 10007 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10008 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10009 } 10010 10011 verificationParams.setInstallerUid(callingUid); 10012 10013 final File originFile = new File(originPath); 10014 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10015 10016 final Message msg = mHandler.obtainMessage(INIT_COPY); 10017 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10018 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10019 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10020 msg.obj = params; 10021 10022 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10023 System.identityHashCode(msg.obj)); 10024 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10025 System.identityHashCode(msg.obj)); 10026 10027 mHandler.sendMessage(msg); 10028 } 10029 10030 void installStage(String packageName, File stagedDir, String stagedCid, 10031 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10032 String installerPackageName, int installerUid, UserHandle user) { 10033 if (DEBUG_EPHEMERAL) { 10034 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10035 Slog.d(TAG, "Ephemeral install of " + packageName); 10036 } 10037 } 10038 final VerificationParams verifParams = new VerificationParams( 10039 null, sessionParams.originatingUri, sessionParams.referrerUri, 10040 sessionParams.originatingUid, null); 10041 verifParams.setInstallerUid(installerUid); 10042 10043 final OriginInfo origin; 10044 if (stagedDir != null) { 10045 origin = OriginInfo.fromStagedFile(stagedDir); 10046 } else { 10047 origin = OriginInfo.fromStagedContainer(stagedCid); 10048 } 10049 10050 final Message msg = mHandler.obtainMessage(INIT_COPY); 10051 final InstallParams params = new InstallParams(origin, null, observer, 10052 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10053 verifParams, user, sessionParams.abiOverride, 10054 sessionParams.grantedRuntimePermissions); 10055 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10056 msg.obj = params; 10057 10058 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10059 System.identityHashCode(msg.obj)); 10060 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10061 System.identityHashCode(msg.obj)); 10062 10063 mHandler.sendMessage(msg); 10064 } 10065 10066 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10067 Bundle extras = new Bundle(1); 10068 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10069 10070 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10071 packageName, extras, 0, null, null, new int[] {userId}); 10072 try { 10073 IActivityManager am = ActivityManagerNative.getDefault(); 10074 final boolean isSystem = 10075 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10076 if (isSystem && am.isUserRunning(userId, 0)) { 10077 // The just-installed/enabled app is bundled on the system, so presumed 10078 // to be able to run automatically without needing an explicit launch. 10079 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10080 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10081 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10082 .setPackage(packageName); 10083 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10084 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10085 } 10086 } catch (RemoteException e) { 10087 // shouldn't happen 10088 Slog.w(TAG, "Unable to bootstrap installed package", e); 10089 } 10090 } 10091 10092 @Override 10093 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10094 int userId) { 10095 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10096 PackageSetting pkgSetting; 10097 final int uid = Binder.getCallingUid(); 10098 enforceCrossUserPermission(uid, userId, true, true, 10099 "setApplicationHiddenSetting for user " + userId); 10100 10101 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10102 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10103 return false; 10104 } 10105 10106 long callingId = Binder.clearCallingIdentity(); 10107 try { 10108 boolean sendAdded = false; 10109 boolean sendRemoved = false; 10110 // writer 10111 synchronized (mPackages) { 10112 pkgSetting = mSettings.mPackages.get(packageName); 10113 if (pkgSetting == null) { 10114 return false; 10115 } 10116 if (pkgSetting.getHidden(userId) != hidden) { 10117 pkgSetting.setHidden(hidden, userId); 10118 mSettings.writePackageRestrictionsLPr(userId); 10119 if (hidden) { 10120 sendRemoved = true; 10121 } else { 10122 sendAdded = true; 10123 } 10124 } 10125 } 10126 if (sendAdded) { 10127 sendPackageAddedForUser(packageName, pkgSetting, userId); 10128 return true; 10129 } 10130 if (sendRemoved) { 10131 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10132 "hiding pkg"); 10133 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10134 return true; 10135 } 10136 } finally { 10137 Binder.restoreCallingIdentity(callingId); 10138 } 10139 return false; 10140 } 10141 10142 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10143 int userId) { 10144 final PackageRemovedInfo info = new PackageRemovedInfo(); 10145 info.removedPackage = packageName; 10146 info.removedUsers = new int[] {userId}; 10147 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10148 info.sendBroadcast(false, false, false); 10149 } 10150 10151 /** 10152 * Returns true if application is not found or there was an error. Otherwise it returns 10153 * the hidden state of the package for the given user. 10154 */ 10155 @Override 10156 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10157 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10158 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10159 false, "getApplicationHidden for user " + userId); 10160 PackageSetting pkgSetting; 10161 long callingId = Binder.clearCallingIdentity(); 10162 try { 10163 // writer 10164 synchronized (mPackages) { 10165 pkgSetting = mSettings.mPackages.get(packageName); 10166 if (pkgSetting == null) { 10167 return true; 10168 } 10169 return pkgSetting.getHidden(userId); 10170 } 10171 } finally { 10172 Binder.restoreCallingIdentity(callingId); 10173 } 10174 } 10175 10176 /** 10177 * @hide 10178 */ 10179 @Override 10180 public int installExistingPackageAsUser(String packageName, int userId) { 10181 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10182 null); 10183 PackageSetting pkgSetting; 10184 final int uid = Binder.getCallingUid(); 10185 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10186 + userId); 10187 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10188 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10189 } 10190 10191 long callingId = Binder.clearCallingIdentity(); 10192 try { 10193 boolean sendAdded = false; 10194 10195 // writer 10196 synchronized (mPackages) { 10197 pkgSetting = mSettings.mPackages.get(packageName); 10198 if (pkgSetting == null) { 10199 return PackageManager.INSTALL_FAILED_INVALID_URI; 10200 } 10201 if (!pkgSetting.getInstalled(userId)) { 10202 pkgSetting.setInstalled(true, userId); 10203 pkgSetting.setHidden(false, userId); 10204 mSettings.writePackageRestrictionsLPr(userId); 10205 sendAdded = true; 10206 } 10207 } 10208 10209 if (sendAdded) { 10210 sendPackageAddedForUser(packageName, pkgSetting, userId); 10211 } 10212 } finally { 10213 Binder.restoreCallingIdentity(callingId); 10214 } 10215 10216 return PackageManager.INSTALL_SUCCEEDED; 10217 } 10218 10219 boolean isUserRestricted(int userId, String restrictionKey) { 10220 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10221 if (restrictions.getBoolean(restrictionKey, false)) { 10222 Log.w(TAG, "User is restricted: " + restrictionKey); 10223 return true; 10224 } 10225 return false; 10226 } 10227 10228 @Override 10229 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10230 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10231 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10232 "setPackageSuspended for user " + userId); 10233 10234 long callingId = Binder.clearCallingIdentity(); 10235 try { 10236 synchronized (mPackages) { 10237 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10238 if (pkgSetting != null) { 10239 if (pkgSetting.getSuspended(userId) != suspended) { 10240 pkgSetting.setSuspended(suspended, userId); 10241 mSettings.writePackageRestrictionsLPr(userId); 10242 } 10243 10244 // TODO: 10245 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10246 // * remove app from recents (kill app it if it is running) 10247 // * erase existing notifications for this app 10248 return true; 10249 } 10250 10251 return false; 10252 } 10253 } finally { 10254 Binder.restoreCallingIdentity(callingId); 10255 } 10256 } 10257 10258 @Override 10259 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10260 mContext.enforceCallingOrSelfPermission( 10261 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10262 "Only package verification agents can verify applications"); 10263 10264 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10265 final PackageVerificationResponse response = new PackageVerificationResponse( 10266 verificationCode, Binder.getCallingUid()); 10267 msg.arg1 = id; 10268 msg.obj = response; 10269 mHandler.sendMessage(msg); 10270 } 10271 10272 @Override 10273 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10274 long millisecondsToDelay) { 10275 mContext.enforceCallingOrSelfPermission( 10276 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10277 "Only package verification agents can extend verification timeouts"); 10278 10279 final PackageVerificationState state = mPendingVerification.get(id); 10280 final PackageVerificationResponse response = new PackageVerificationResponse( 10281 verificationCodeAtTimeout, Binder.getCallingUid()); 10282 10283 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10284 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10285 } 10286 if (millisecondsToDelay < 0) { 10287 millisecondsToDelay = 0; 10288 } 10289 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10290 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10291 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10292 } 10293 10294 if ((state != null) && !state.timeoutExtended()) { 10295 state.extendTimeout(); 10296 10297 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10298 msg.arg1 = id; 10299 msg.obj = response; 10300 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10301 } 10302 } 10303 10304 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10305 int verificationCode, UserHandle user) { 10306 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10307 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10308 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10309 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10310 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10311 10312 mContext.sendBroadcastAsUser(intent, user, 10313 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10314 } 10315 10316 private ComponentName matchComponentForVerifier(String packageName, 10317 List<ResolveInfo> receivers) { 10318 ActivityInfo targetReceiver = null; 10319 10320 final int NR = receivers.size(); 10321 for (int i = 0; i < NR; i++) { 10322 final ResolveInfo info = receivers.get(i); 10323 if (info.activityInfo == null) { 10324 continue; 10325 } 10326 10327 if (packageName.equals(info.activityInfo.packageName)) { 10328 targetReceiver = info.activityInfo; 10329 break; 10330 } 10331 } 10332 10333 if (targetReceiver == null) { 10334 return null; 10335 } 10336 10337 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10338 } 10339 10340 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10341 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10342 if (pkgInfo.verifiers.length == 0) { 10343 return null; 10344 } 10345 10346 final int N = pkgInfo.verifiers.length; 10347 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10348 for (int i = 0; i < N; i++) { 10349 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10350 10351 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10352 receivers); 10353 if (comp == null) { 10354 continue; 10355 } 10356 10357 final int verifierUid = getUidForVerifier(verifierInfo); 10358 if (verifierUid == -1) { 10359 continue; 10360 } 10361 10362 if (DEBUG_VERIFY) { 10363 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10364 + " with the correct signature"); 10365 } 10366 sufficientVerifiers.add(comp); 10367 verificationState.addSufficientVerifier(verifierUid); 10368 } 10369 10370 return sufficientVerifiers; 10371 } 10372 10373 private int getUidForVerifier(VerifierInfo verifierInfo) { 10374 synchronized (mPackages) { 10375 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10376 if (pkg == null) { 10377 return -1; 10378 } else if (pkg.mSignatures.length != 1) { 10379 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10380 + " has more than one signature; ignoring"); 10381 return -1; 10382 } 10383 10384 /* 10385 * If the public key of the package's signature does not match 10386 * our expected public key, then this is a different package and 10387 * we should skip. 10388 */ 10389 10390 final byte[] expectedPublicKey; 10391 try { 10392 final Signature verifierSig = pkg.mSignatures[0]; 10393 final PublicKey publicKey = verifierSig.getPublicKey(); 10394 expectedPublicKey = publicKey.getEncoded(); 10395 } catch (CertificateException e) { 10396 return -1; 10397 } 10398 10399 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10400 10401 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10402 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10403 + " does not have the expected public key; ignoring"); 10404 return -1; 10405 } 10406 10407 return pkg.applicationInfo.uid; 10408 } 10409 } 10410 10411 @Override 10412 public void finishPackageInstall(int token) { 10413 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10414 10415 if (DEBUG_INSTALL) { 10416 Slog.v(TAG, "BM finishing package install for " + token); 10417 } 10418 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10419 10420 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10421 mHandler.sendMessage(msg); 10422 } 10423 10424 /** 10425 * Get the verification agent timeout. 10426 * 10427 * @return verification timeout in milliseconds 10428 */ 10429 private long getVerificationTimeout() { 10430 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10431 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10432 DEFAULT_VERIFICATION_TIMEOUT); 10433 } 10434 10435 /** 10436 * Get the default verification agent response code. 10437 * 10438 * @return default verification response code 10439 */ 10440 private int getDefaultVerificationResponse() { 10441 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10442 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10443 DEFAULT_VERIFICATION_RESPONSE); 10444 } 10445 10446 /** 10447 * Check whether or not package verification has been enabled. 10448 * 10449 * @return true if verification should be performed 10450 */ 10451 private boolean isVerificationEnabled(int userId, int installFlags) { 10452 if (!DEFAULT_VERIFY_ENABLE) { 10453 return false; 10454 } 10455 // Ephemeral apps don't get the full verification treatment 10456 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10457 if (DEBUG_EPHEMERAL) { 10458 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10459 } 10460 return false; 10461 } 10462 10463 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10464 10465 // Check if installing from ADB 10466 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10467 // Do not run verification in a test harness environment 10468 if (ActivityManager.isRunningInTestHarness()) { 10469 return false; 10470 } 10471 if (ensureVerifyAppsEnabled) { 10472 return true; 10473 } 10474 // Check if the developer does not want package verification for ADB installs 10475 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10476 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10477 return false; 10478 } 10479 } 10480 10481 if (ensureVerifyAppsEnabled) { 10482 return true; 10483 } 10484 10485 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10486 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10487 } 10488 10489 @Override 10490 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10491 throws RemoteException { 10492 mContext.enforceCallingOrSelfPermission( 10493 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10494 "Only intentfilter verification agents can verify applications"); 10495 10496 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10497 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10498 Binder.getCallingUid(), verificationCode, failedDomains); 10499 msg.arg1 = id; 10500 msg.obj = response; 10501 mHandler.sendMessage(msg); 10502 } 10503 10504 @Override 10505 public int getIntentVerificationStatus(String packageName, int userId) { 10506 synchronized (mPackages) { 10507 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10508 } 10509 } 10510 10511 @Override 10512 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10513 mContext.enforceCallingOrSelfPermission( 10514 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10515 10516 boolean result = false; 10517 synchronized (mPackages) { 10518 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10519 } 10520 if (result) { 10521 scheduleWritePackageRestrictionsLocked(userId); 10522 } 10523 return result; 10524 } 10525 10526 @Override 10527 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10528 synchronized (mPackages) { 10529 return mSettings.getIntentFilterVerificationsLPr(packageName); 10530 } 10531 } 10532 10533 @Override 10534 public List<IntentFilter> getAllIntentFilters(String packageName) { 10535 if (TextUtils.isEmpty(packageName)) { 10536 return Collections.<IntentFilter>emptyList(); 10537 } 10538 synchronized (mPackages) { 10539 PackageParser.Package pkg = mPackages.get(packageName); 10540 if (pkg == null || pkg.activities == null) { 10541 return Collections.<IntentFilter>emptyList(); 10542 } 10543 final int count = pkg.activities.size(); 10544 ArrayList<IntentFilter> result = new ArrayList<>(); 10545 for (int n=0; n<count; n++) { 10546 PackageParser.Activity activity = pkg.activities.get(n); 10547 if (activity.intents != null && activity.intents.size() > 0) { 10548 result.addAll(activity.intents); 10549 } 10550 } 10551 return result; 10552 } 10553 } 10554 10555 @Override 10556 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10557 mContext.enforceCallingOrSelfPermission( 10558 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10559 10560 synchronized (mPackages) { 10561 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10562 if (packageName != null) { 10563 result |= updateIntentVerificationStatus(packageName, 10564 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10565 userId); 10566 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10567 packageName, userId); 10568 } 10569 return result; 10570 } 10571 } 10572 10573 @Override 10574 public String getDefaultBrowserPackageName(int userId) { 10575 synchronized (mPackages) { 10576 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10577 } 10578 } 10579 10580 /** 10581 * Get the "allow unknown sources" setting. 10582 * 10583 * @return the current "allow unknown sources" setting 10584 */ 10585 private int getUnknownSourcesSettings() { 10586 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10587 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10588 -1); 10589 } 10590 10591 @Override 10592 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10593 final int uid = Binder.getCallingUid(); 10594 // writer 10595 synchronized (mPackages) { 10596 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10597 if (targetPackageSetting == null) { 10598 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10599 } 10600 10601 PackageSetting installerPackageSetting; 10602 if (installerPackageName != null) { 10603 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10604 if (installerPackageSetting == null) { 10605 throw new IllegalArgumentException("Unknown installer package: " 10606 + installerPackageName); 10607 } 10608 } else { 10609 installerPackageSetting = null; 10610 } 10611 10612 Signature[] callerSignature; 10613 Object obj = mSettings.getUserIdLPr(uid); 10614 if (obj != null) { 10615 if (obj instanceof SharedUserSetting) { 10616 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10617 } else if (obj instanceof PackageSetting) { 10618 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10619 } else { 10620 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10621 } 10622 } else { 10623 throw new SecurityException("Unknown calling uid " + uid); 10624 } 10625 10626 // Verify: can't set installerPackageName to a package that is 10627 // not signed with the same cert as the caller. 10628 if (installerPackageSetting != null) { 10629 if (compareSignatures(callerSignature, 10630 installerPackageSetting.signatures.mSignatures) 10631 != PackageManager.SIGNATURE_MATCH) { 10632 throw new SecurityException( 10633 "Caller does not have same cert as new installer package " 10634 + installerPackageName); 10635 } 10636 } 10637 10638 // Verify: if target already has an installer package, it must 10639 // be signed with the same cert as the caller. 10640 if (targetPackageSetting.installerPackageName != null) { 10641 PackageSetting setting = mSettings.mPackages.get( 10642 targetPackageSetting.installerPackageName); 10643 // If the currently set package isn't valid, then it's always 10644 // okay to change it. 10645 if (setting != null) { 10646 if (compareSignatures(callerSignature, 10647 setting.signatures.mSignatures) 10648 != PackageManager.SIGNATURE_MATCH) { 10649 throw new SecurityException( 10650 "Caller does not have same cert as old installer package " 10651 + targetPackageSetting.installerPackageName); 10652 } 10653 } 10654 } 10655 10656 // Okay! 10657 targetPackageSetting.installerPackageName = installerPackageName; 10658 scheduleWriteSettingsLocked(); 10659 } 10660 } 10661 10662 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10663 // Queue up an async operation since the package installation may take a little while. 10664 mHandler.post(new Runnable() { 10665 public void run() { 10666 mHandler.removeCallbacks(this); 10667 // Result object to be returned 10668 PackageInstalledInfo res = new PackageInstalledInfo(); 10669 res.returnCode = currentStatus; 10670 res.uid = -1; 10671 res.pkg = null; 10672 res.removedInfo = new PackageRemovedInfo(); 10673 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10674 args.doPreInstall(res.returnCode); 10675 synchronized (mInstallLock) { 10676 installPackageTracedLI(args, res); 10677 } 10678 args.doPostInstall(res.returnCode, res.uid); 10679 } 10680 10681 // A restore should be performed at this point if (a) the install 10682 // succeeded, (b) the operation is not an update, and (c) the new 10683 // package has not opted out of backup participation. 10684 final boolean update = res.removedInfo.removedPackage != null; 10685 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10686 boolean doRestore = !update 10687 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10688 10689 // Set up the post-install work request bookkeeping. This will be used 10690 // and cleaned up by the post-install event handling regardless of whether 10691 // there's a restore pass performed. Token values are >= 1. 10692 int token; 10693 if (mNextInstallToken < 0) mNextInstallToken = 1; 10694 token = mNextInstallToken++; 10695 10696 PostInstallData data = new PostInstallData(args, res); 10697 mRunningInstalls.put(token, data); 10698 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10699 10700 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10701 // Pass responsibility to the Backup Manager. It will perform a 10702 // restore if appropriate, then pass responsibility back to the 10703 // Package Manager to run the post-install observer callbacks 10704 // and broadcasts. 10705 IBackupManager bm = IBackupManager.Stub.asInterface( 10706 ServiceManager.getService(Context.BACKUP_SERVICE)); 10707 if (bm != null) { 10708 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10709 + " to BM for possible restore"); 10710 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10711 try { 10712 // TODO: http://b/22388012 10713 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10714 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10715 } else { 10716 doRestore = false; 10717 } 10718 } catch (RemoteException e) { 10719 // can't happen; the backup manager is local 10720 } catch (Exception e) { 10721 Slog.e(TAG, "Exception trying to enqueue restore", e); 10722 doRestore = false; 10723 } 10724 } else { 10725 Slog.e(TAG, "Backup Manager not found!"); 10726 doRestore = false; 10727 } 10728 } 10729 10730 if (!doRestore) { 10731 // No restore possible, or the Backup Manager was mysteriously not 10732 // available -- just fire the post-install work request directly. 10733 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10734 10735 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10736 10737 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10738 mHandler.sendMessage(msg); 10739 } 10740 } 10741 }); 10742 } 10743 10744 private abstract class HandlerParams { 10745 private static final int MAX_RETRIES = 4; 10746 10747 /** 10748 * Number of times startCopy() has been attempted and had a non-fatal 10749 * error. 10750 */ 10751 private int mRetries = 0; 10752 10753 /** User handle for the user requesting the information or installation. */ 10754 private final UserHandle mUser; 10755 String traceMethod; 10756 int traceCookie; 10757 10758 HandlerParams(UserHandle user) { 10759 mUser = user; 10760 } 10761 10762 UserHandle getUser() { 10763 return mUser; 10764 } 10765 10766 HandlerParams setTraceMethod(String traceMethod) { 10767 this.traceMethod = traceMethod; 10768 return this; 10769 } 10770 10771 HandlerParams setTraceCookie(int traceCookie) { 10772 this.traceCookie = traceCookie; 10773 return this; 10774 } 10775 10776 final boolean startCopy() { 10777 boolean res; 10778 try { 10779 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10780 10781 if (++mRetries > MAX_RETRIES) { 10782 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10783 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10784 handleServiceError(); 10785 return false; 10786 } else { 10787 handleStartCopy(); 10788 res = true; 10789 } 10790 } catch (RemoteException e) { 10791 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10792 mHandler.sendEmptyMessage(MCS_RECONNECT); 10793 res = false; 10794 } 10795 handleReturnCode(); 10796 return res; 10797 } 10798 10799 final void serviceError() { 10800 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10801 handleServiceError(); 10802 handleReturnCode(); 10803 } 10804 10805 abstract void handleStartCopy() throws RemoteException; 10806 abstract void handleServiceError(); 10807 abstract void handleReturnCode(); 10808 } 10809 10810 class MeasureParams extends HandlerParams { 10811 private final PackageStats mStats; 10812 private boolean mSuccess; 10813 10814 private final IPackageStatsObserver mObserver; 10815 10816 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10817 super(new UserHandle(stats.userHandle)); 10818 mObserver = observer; 10819 mStats = stats; 10820 } 10821 10822 @Override 10823 public String toString() { 10824 return "MeasureParams{" 10825 + Integer.toHexString(System.identityHashCode(this)) 10826 + " " + mStats.packageName + "}"; 10827 } 10828 10829 @Override 10830 void handleStartCopy() throws RemoteException { 10831 synchronized (mInstallLock) { 10832 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10833 } 10834 10835 if (mSuccess) { 10836 final boolean mounted; 10837 if (Environment.isExternalStorageEmulated()) { 10838 mounted = true; 10839 } else { 10840 final String status = Environment.getExternalStorageState(); 10841 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10842 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10843 } 10844 10845 if (mounted) { 10846 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10847 10848 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10849 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10850 10851 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10852 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10853 10854 // Always subtract cache size, since it's a subdirectory 10855 mStats.externalDataSize -= mStats.externalCacheSize; 10856 10857 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10858 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10859 10860 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10861 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10862 } 10863 } 10864 } 10865 10866 @Override 10867 void handleReturnCode() { 10868 if (mObserver != null) { 10869 try { 10870 mObserver.onGetStatsCompleted(mStats, mSuccess); 10871 } catch (RemoteException e) { 10872 Slog.i(TAG, "Observer no longer exists."); 10873 } 10874 } 10875 } 10876 10877 @Override 10878 void handleServiceError() { 10879 Slog.e(TAG, "Could not measure application " + mStats.packageName 10880 + " external storage"); 10881 } 10882 } 10883 10884 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10885 throws RemoteException { 10886 long result = 0; 10887 for (File path : paths) { 10888 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10889 } 10890 return result; 10891 } 10892 10893 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10894 for (File path : paths) { 10895 try { 10896 mcs.clearDirectory(path.getAbsolutePath()); 10897 } catch (RemoteException e) { 10898 } 10899 } 10900 } 10901 10902 static class OriginInfo { 10903 /** 10904 * Location where install is coming from, before it has been 10905 * copied/renamed into place. This could be a single monolithic APK 10906 * file, or a cluster directory. This location may be untrusted. 10907 */ 10908 final File file; 10909 final String cid; 10910 10911 /** 10912 * Flag indicating that {@link #file} or {@link #cid} has already been 10913 * staged, meaning downstream users don't need to defensively copy the 10914 * contents. 10915 */ 10916 final boolean staged; 10917 10918 /** 10919 * Flag indicating that {@link #file} or {@link #cid} is an already 10920 * installed app that is being moved. 10921 */ 10922 final boolean existing; 10923 10924 final String resolvedPath; 10925 final File resolvedFile; 10926 10927 static OriginInfo fromNothing() { 10928 return new OriginInfo(null, null, false, false); 10929 } 10930 10931 static OriginInfo fromUntrustedFile(File file) { 10932 return new OriginInfo(file, null, false, false); 10933 } 10934 10935 static OriginInfo fromExistingFile(File file) { 10936 return new OriginInfo(file, null, false, true); 10937 } 10938 10939 static OriginInfo fromStagedFile(File file) { 10940 return new OriginInfo(file, null, true, false); 10941 } 10942 10943 static OriginInfo fromStagedContainer(String cid) { 10944 return new OriginInfo(null, cid, true, false); 10945 } 10946 10947 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10948 this.file = file; 10949 this.cid = cid; 10950 this.staged = staged; 10951 this.existing = existing; 10952 10953 if (cid != null) { 10954 resolvedPath = PackageHelper.getSdDir(cid); 10955 resolvedFile = new File(resolvedPath); 10956 } else if (file != null) { 10957 resolvedPath = file.getAbsolutePath(); 10958 resolvedFile = file; 10959 } else { 10960 resolvedPath = null; 10961 resolvedFile = null; 10962 } 10963 } 10964 } 10965 10966 static class MoveInfo { 10967 final int moveId; 10968 final String fromUuid; 10969 final String toUuid; 10970 final String packageName; 10971 final String dataAppName; 10972 final int appId; 10973 final String seinfo; 10974 10975 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10976 String dataAppName, int appId, String seinfo) { 10977 this.moveId = moveId; 10978 this.fromUuid = fromUuid; 10979 this.toUuid = toUuid; 10980 this.packageName = packageName; 10981 this.dataAppName = dataAppName; 10982 this.appId = appId; 10983 this.seinfo = seinfo; 10984 } 10985 } 10986 10987 class InstallParams extends HandlerParams { 10988 final OriginInfo origin; 10989 final MoveInfo move; 10990 final IPackageInstallObserver2 observer; 10991 int installFlags; 10992 final String installerPackageName; 10993 final String volumeUuid; 10994 final VerificationParams verificationParams; 10995 private InstallArgs mArgs; 10996 private int mRet; 10997 final String packageAbiOverride; 10998 final String[] grantedRuntimePermissions; 10999 11000 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11001 int installFlags, String installerPackageName, String volumeUuid, 11002 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11003 String[] grantedPermissions) { 11004 super(user); 11005 this.origin = origin; 11006 this.move = move; 11007 this.observer = observer; 11008 this.installFlags = installFlags; 11009 this.installerPackageName = installerPackageName; 11010 this.volumeUuid = volumeUuid; 11011 this.verificationParams = verificationParams; 11012 this.packageAbiOverride = packageAbiOverride; 11013 this.grantedRuntimePermissions = grantedPermissions; 11014 } 11015 11016 @Override 11017 public String toString() { 11018 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11019 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11020 } 11021 11022 public ManifestDigest getManifestDigest() { 11023 if (verificationParams == null) { 11024 return null; 11025 } 11026 return verificationParams.getManifestDigest(); 11027 } 11028 11029 private int installLocationPolicy(PackageInfoLite pkgLite) { 11030 String packageName = pkgLite.packageName; 11031 int installLocation = pkgLite.installLocation; 11032 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11033 // reader 11034 synchronized (mPackages) { 11035 PackageParser.Package pkg = mPackages.get(packageName); 11036 if (pkg != null) { 11037 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11038 // Check for downgrading. 11039 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11040 try { 11041 checkDowngrade(pkg, pkgLite); 11042 } catch (PackageManagerException e) { 11043 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11044 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11045 } 11046 } 11047 // Check for updated system application. 11048 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11049 if (onSd) { 11050 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11051 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11052 } 11053 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11054 } else { 11055 if (onSd) { 11056 // Install flag overrides everything. 11057 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11058 } 11059 // If current upgrade specifies particular preference 11060 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11061 // Application explicitly specified internal. 11062 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11063 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11064 // App explictly prefers external. Let policy decide 11065 } else { 11066 // Prefer previous location 11067 if (isExternal(pkg)) { 11068 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11069 } 11070 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11071 } 11072 } 11073 } else { 11074 // Invalid install. Return error code 11075 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11076 } 11077 } 11078 } 11079 // All the special cases have been taken care of. 11080 // Return result based on recommended install location. 11081 if (onSd) { 11082 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11083 } 11084 return pkgLite.recommendedInstallLocation; 11085 } 11086 11087 /* 11088 * Invoke remote method to get package information and install 11089 * location values. Override install location based on default 11090 * policy if needed and then create install arguments based 11091 * on the install location. 11092 */ 11093 public void handleStartCopy() throws RemoteException { 11094 int ret = PackageManager.INSTALL_SUCCEEDED; 11095 11096 // If we're already staged, we've firmly committed to an install location 11097 if (origin.staged) { 11098 if (origin.file != null) { 11099 installFlags |= PackageManager.INSTALL_INTERNAL; 11100 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11101 } else if (origin.cid != null) { 11102 installFlags |= PackageManager.INSTALL_EXTERNAL; 11103 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11104 } else { 11105 throw new IllegalStateException("Invalid stage location"); 11106 } 11107 } 11108 11109 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11110 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11111 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11112 PackageInfoLite pkgLite = null; 11113 11114 if (onInt && onSd) { 11115 // Check if both bits are set. 11116 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11117 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11118 } else if (onSd && ephemeral) { 11119 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11120 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11121 } else { 11122 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11123 packageAbiOverride); 11124 11125 if (DEBUG_EPHEMERAL && ephemeral) { 11126 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11127 } 11128 11129 /* 11130 * If we have too little free space, try to free cache 11131 * before giving up. 11132 */ 11133 if (!origin.staged && pkgLite.recommendedInstallLocation 11134 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11135 // TODO: focus freeing disk space on the target device 11136 final StorageManager storage = StorageManager.from(mContext); 11137 final long lowThreshold = storage.getStorageLowBytes( 11138 Environment.getDataDirectory()); 11139 11140 final long sizeBytes = mContainerService.calculateInstalledSize( 11141 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11142 11143 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11144 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11145 installFlags, packageAbiOverride); 11146 } 11147 11148 /* 11149 * The cache free must have deleted the file we 11150 * downloaded to install. 11151 * 11152 * TODO: fix the "freeCache" call to not delete 11153 * the file we care about. 11154 */ 11155 if (pkgLite.recommendedInstallLocation 11156 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11157 pkgLite.recommendedInstallLocation 11158 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11159 } 11160 } 11161 } 11162 11163 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11164 int loc = pkgLite.recommendedInstallLocation; 11165 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11166 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11167 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11168 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11169 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11170 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11171 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11172 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11173 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11174 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11175 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11176 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11177 } else { 11178 // Override with defaults if needed. 11179 loc = installLocationPolicy(pkgLite); 11180 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11181 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11182 } else if (!onSd && !onInt) { 11183 // Override install location with flags 11184 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11185 // Set the flag to install on external media. 11186 installFlags |= PackageManager.INSTALL_EXTERNAL; 11187 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11188 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11189 if (DEBUG_EPHEMERAL) { 11190 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11191 } 11192 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11193 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11194 |PackageManager.INSTALL_INTERNAL); 11195 } else { 11196 // Make sure the flag for installing on external 11197 // media is unset 11198 installFlags |= PackageManager.INSTALL_INTERNAL; 11199 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11200 } 11201 } 11202 } 11203 } 11204 11205 final InstallArgs args = createInstallArgs(this); 11206 mArgs = args; 11207 11208 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11209 // TODO: http://b/22976637 11210 // Apps installed for "all" users use the device owner to verify the app 11211 UserHandle verifierUser = getUser(); 11212 if (verifierUser == UserHandle.ALL) { 11213 verifierUser = UserHandle.SYSTEM; 11214 } 11215 11216 /* 11217 * Determine if we have any installed package verifiers. If we 11218 * do, then we'll defer to them to verify the packages. 11219 */ 11220 final int requiredUid = mRequiredVerifierPackage == null ? -1 11221 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11222 if (!origin.existing && requiredUid != -1 11223 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11224 final Intent verification = new Intent( 11225 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11226 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11227 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11228 PACKAGE_MIME_TYPE); 11229 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11230 11231 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11232 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11233 verifierUser.getIdentifier()); 11234 11235 if (DEBUG_VERIFY) { 11236 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11237 + verification.toString() + " with " + pkgLite.verifiers.length 11238 + " optional verifiers"); 11239 } 11240 11241 final int verificationId = mPendingVerificationToken++; 11242 11243 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11244 11245 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11246 installerPackageName); 11247 11248 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11249 installFlags); 11250 11251 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11252 pkgLite.packageName); 11253 11254 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11255 pkgLite.versionCode); 11256 11257 if (verificationParams != null) { 11258 if (verificationParams.getVerificationURI() != null) { 11259 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11260 verificationParams.getVerificationURI()); 11261 } 11262 if (verificationParams.getOriginatingURI() != null) { 11263 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11264 verificationParams.getOriginatingURI()); 11265 } 11266 if (verificationParams.getReferrer() != null) { 11267 verification.putExtra(Intent.EXTRA_REFERRER, 11268 verificationParams.getReferrer()); 11269 } 11270 if (verificationParams.getOriginatingUid() >= 0) { 11271 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11272 verificationParams.getOriginatingUid()); 11273 } 11274 if (verificationParams.getInstallerUid() >= 0) { 11275 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11276 verificationParams.getInstallerUid()); 11277 } 11278 } 11279 11280 final PackageVerificationState verificationState = new PackageVerificationState( 11281 requiredUid, args); 11282 11283 mPendingVerification.append(verificationId, verificationState); 11284 11285 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11286 receivers, verificationState); 11287 11288 /* 11289 * If any sufficient verifiers were listed in the package 11290 * manifest, attempt to ask them. 11291 */ 11292 if (sufficientVerifiers != null) { 11293 final int N = sufficientVerifiers.size(); 11294 if (N == 0) { 11295 Slog.i(TAG, "Additional verifiers required, but none installed."); 11296 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11297 } else { 11298 for (int i = 0; i < N; i++) { 11299 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11300 11301 final Intent sufficientIntent = new Intent(verification); 11302 sufficientIntent.setComponent(verifierComponent); 11303 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11304 } 11305 } 11306 } 11307 11308 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11309 mRequiredVerifierPackage, receivers); 11310 if (ret == PackageManager.INSTALL_SUCCEEDED 11311 && mRequiredVerifierPackage != null) { 11312 Trace.asyncTraceBegin( 11313 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11314 /* 11315 * Send the intent to the required verification agent, 11316 * but only start the verification timeout after the 11317 * target BroadcastReceivers have run. 11318 */ 11319 verification.setComponent(requiredVerifierComponent); 11320 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11321 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11322 new BroadcastReceiver() { 11323 @Override 11324 public void onReceive(Context context, Intent intent) { 11325 final Message msg = mHandler 11326 .obtainMessage(CHECK_PENDING_VERIFICATION); 11327 msg.arg1 = verificationId; 11328 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11329 } 11330 }, null, 0, null, null); 11331 11332 /* 11333 * We don't want the copy to proceed until verification 11334 * succeeds, so null out this field. 11335 */ 11336 mArgs = null; 11337 } 11338 } else { 11339 /* 11340 * No package verification is enabled, so immediately start 11341 * the remote call to initiate copy using temporary file. 11342 */ 11343 ret = args.copyApk(mContainerService, true); 11344 } 11345 } 11346 11347 mRet = ret; 11348 } 11349 11350 @Override 11351 void handleReturnCode() { 11352 // If mArgs is null, then MCS couldn't be reached. When it 11353 // reconnects, it will try again to install. At that point, this 11354 // will succeed. 11355 if (mArgs != null) { 11356 processPendingInstall(mArgs, mRet); 11357 } 11358 } 11359 11360 @Override 11361 void handleServiceError() { 11362 mArgs = createInstallArgs(this); 11363 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11364 } 11365 11366 public boolean isForwardLocked() { 11367 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11368 } 11369 } 11370 11371 /** 11372 * Used during creation of InstallArgs 11373 * 11374 * @param installFlags package installation flags 11375 * @return true if should be installed on external storage 11376 */ 11377 private static boolean installOnExternalAsec(int installFlags) { 11378 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11379 return false; 11380 } 11381 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11382 return true; 11383 } 11384 return false; 11385 } 11386 11387 /** 11388 * Used during creation of InstallArgs 11389 * 11390 * @param installFlags package installation flags 11391 * @return true if should be installed as forward locked 11392 */ 11393 private static boolean installForwardLocked(int installFlags) { 11394 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11395 } 11396 11397 private InstallArgs createInstallArgs(InstallParams params) { 11398 if (params.move != null) { 11399 return new MoveInstallArgs(params); 11400 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11401 return new AsecInstallArgs(params); 11402 } else { 11403 return new FileInstallArgs(params); 11404 } 11405 } 11406 11407 /** 11408 * Create args that describe an existing installed package. Typically used 11409 * when cleaning up old installs, or used as a move source. 11410 */ 11411 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11412 String resourcePath, String[] instructionSets) { 11413 final boolean isInAsec; 11414 if (installOnExternalAsec(installFlags)) { 11415 /* Apps on SD card are always in ASEC containers. */ 11416 isInAsec = true; 11417 } else if (installForwardLocked(installFlags) 11418 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11419 /* 11420 * Forward-locked apps are only in ASEC containers if they're the 11421 * new style 11422 */ 11423 isInAsec = true; 11424 } else { 11425 isInAsec = false; 11426 } 11427 11428 if (isInAsec) { 11429 return new AsecInstallArgs(codePath, instructionSets, 11430 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11431 } else { 11432 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11433 } 11434 } 11435 11436 static abstract class InstallArgs { 11437 /** @see InstallParams#origin */ 11438 final OriginInfo origin; 11439 /** @see InstallParams#move */ 11440 final MoveInfo move; 11441 11442 final IPackageInstallObserver2 observer; 11443 // Always refers to PackageManager flags only 11444 final int installFlags; 11445 final String installerPackageName; 11446 final String volumeUuid; 11447 final ManifestDigest manifestDigest; 11448 final UserHandle user; 11449 final String abiOverride; 11450 final String[] installGrantPermissions; 11451 /** If non-null, drop an async trace when the install completes */ 11452 final String traceMethod; 11453 final int traceCookie; 11454 11455 // The list of instruction sets supported by this app. This is currently 11456 // only used during the rmdex() phase to clean up resources. We can get rid of this 11457 // if we move dex files under the common app path. 11458 /* nullable */ String[] instructionSets; 11459 11460 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11461 int installFlags, String installerPackageName, String volumeUuid, 11462 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11463 String abiOverride, String[] installGrantPermissions, 11464 String traceMethod, int traceCookie) { 11465 this.origin = origin; 11466 this.move = move; 11467 this.installFlags = installFlags; 11468 this.observer = observer; 11469 this.installerPackageName = installerPackageName; 11470 this.volumeUuid = volumeUuid; 11471 this.manifestDigest = manifestDigest; 11472 this.user = user; 11473 this.instructionSets = instructionSets; 11474 this.abiOverride = abiOverride; 11475 this.installGrantPermissions = installGrantPermissions; 11476 this.traceMethod = traceMethod; 11477 this.traceCookie = traceCookie; 11478 } 11479 11480 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11481 abstract int doPreInstall(int status); 11482 11483 /** 11484 * Rename package into final resting place. All paths on the given 11485 * scanned package should be updated to reflect the rename. 11486 */ 11487 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11488 abstract int doPostInstall(int status, int uid); 11489 11490 /** @see PackageSettingBase#codePathString */ 11491 abstract String getCodePath(); 11492 /** @see PackageSettingBase#resourcePathString */ 11493 abstract String getResourcePath(); 11494 11495 // Need installer lock especially for dex file removal. 11496 abstract void cleanUpResourcesLI(); 11497 abstract boolean doPostDeleteLI(boolean delete); 11498 11499 /** 11500 * Called before the source arguments are copied. This is used mostly 11501 * for MoveParams when it needs to read the source file to put it in the 11502 * destination. 11503 */ 11504 int doPreCopy() { 11505 return PackageManager.INSTALL_SUCCEEDED; 11506 } 11507 11508 /** 11509 * Called after the source arguments are copied. This is used mostly for 11510 * MoveParams when it needs to read the source file to put it in the 11511 * destination. 11512 * 11513 * @return 11514 */ 11515 int doPostCopy(int uid) { 11516 return PackageManager.INSTALL_SUCCEEDED; 11517 } 11518 11519 protected boolean isFwdLocked() { 11520 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11521 } 11522 11523 protected boolean isExternalAsec() { 11524 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11525 } 11526 11527 protected boolean isEphemeral() { 11528 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11529 } 11530 11531 UserHandle getUser() { 11532 return user; 11533 } 11534 } 11535 11536 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11537 if (!allCodePaths.isEmpty()) { 11538 if (instructionSets == null) { 11539 throw new IllegalStateException("instructionSet == null"); 11540 } 11541 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11542 for (String codePath : allCodePaths) { 11543 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11544 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11545 if (retCode < 0) { 11546 Slog.w(TAG, "Couldn't remove dex file for package: " 11547 + " at location " + codePath + ", retcode=" + retCode); 11548 // we don't consider this to be a failure of the core package deletion 11549 } 11550 } 11551 } 11552 } 11553 } 11554 11555 /** 11556 * Logic to handle installation of non-ASEC applications, including copying 11557 * and renaming logic. 11558 */ 11559 class FileInstallArgs extends InstallArgs { 11560 private File codeFile; 11561 private File resourceFile; 11562 11563 // Example topology: 11564 // /data/app/com.example/base.apk 11565 // /data/app/com.example/split_foo.apk 11566 // /data/app/com.example/lib/arm/libfoo.so 11567 // /data/app/com.example/lib/arm64/libfoo.so 11568 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11569 11570 /** New install */ 11571 FileInstallArgs(InstallParams params) { 11572 super(params.origin, params.move, params.observer, params.installFlags, 11573 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11574 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11575 params.grantedRuntimePermissions, 11576 params.traceMethod, params.traceCookie); 11577 if (isFwdLocked()) { 11578 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11579 } 11580 } 11581 11582 /** Existing install */ 11583 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11584 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11585 null, null, null, 0); 11586 this.codeFile = (codePath != null) ? new File(codePath) : null; 11587 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11588 } 11589 11590 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11591 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11592 try { 11593 return doCopyApk(imcs, temp); 11594 } finally { 11595 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11596 } 11597 } 11598 11599 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11600 if (origin.staged) { 11601 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11602 codeFile = origin.file; 11603 resourceFile = origin.file; 11604 return PackageManager.INSTALL_SUCCEEDED; 11605 } 11606 11607 try { 11608 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11609 final File tempDir = 11610 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11611 codeFile = tempDir; 11612 resourceFile = tempDir; 11613 } catch (IOException e) { 11614 Slog.w(TAG, "Failed to create copy file: " + e); 11615 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11616 } 11617 11618 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11619 @Override 11620 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11621 if (!FileUtils.isValidExtFilename(name)) { 11622 throw new IllegalArgumentException("Invalid filename: " + name); 11623 } 11624 try { 11625 final File file = new File(codeFile, name); 11626 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11627 O_RDWR | O_CREAT, 0644); 11628 Os.chmod(file.getAbsolutePath(), 0644); 11629 return new ParcelFileDescriptor(fd); 11630 } catch (ErrnoException e) { 11631 throw new RemoteException("Failed to open: " + e.getMessage()); 11632 } 11633 } 11634 }; 11635 11636 int ret = PackageManager.INSTALL_SUCCEEDED; 11637 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11638 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11639 Slog.e(TAG, "Failed to copy package"); 11640 return ret; 11641 } 11642 11643 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11644 NativeLibraryHelper.Handle handle = null; 11645 try { 11646 handle = NativeLibraryHelper.Handle.create(codeFile); 11647 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11648 abiOverride); 11649 } catch (IOException e) { 11650 Slog.e(TAG, "Copying native libraries failed", e); 11651 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11652 } finally { 11653 IoUtils.closeQuietly(handle); 11654 } 11655 11656 return ret; 11657 } 11658 11659 int doPreInstall(int status) { 11660 if (status != PackageManager.INSTALL_SUCCEEDED) { 11661 cleanUp(); 11662 } 11663 return status; 11664 } 11665 11666 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11667 if (status != PackageManager.INSTALL_SUCCEEDED) { 11668 cleanUp(); 11669 return false; 11670 } 11671 11672 final File targetDir = codeFile.getParentFile(); 11673 final File beforeCodeFile = codeFile; 11674 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11675 11676 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11677 try { 11678 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11679 } catch (ErrnoException e) { 11680 Slog.w(TAG, "Failed to rename", e); 11681 return false; 11682 } 11683 11684 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11685 Slog.w(TAG, "Failed to restorecon"); 11686 return false; 11687 } 11688 11689 // Reflect the rename internally 11690 codeFile = afterCodeFile; 11691 resourceFile = afterCodeFile; 11692 11693 // Reflect the rename in scanned details 11694 pkg.codePath = afterCodeFile.getAbsolutePath(); 11695 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11696 pkg.baseCodePath); 11697 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11698 pkg.splitCodePaths); 11699 11700 // Reflect the rename in app info 11701 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11702 pkg.applicationInfo.setCodePath(pkg.codePath); 11703 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11704 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11705 pkg.applicationInfo.setResourcePath(pkg.codePath); 11706 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11707 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11708 11709 return true; 11710 } 11711 11712 int doPostInstall(int status, int uid) { 11713 if (status != PackageManager.INSTALL_SUCCEEDED) { 11714 cleanUp(); 11715 } 11716 return status; 11717 } 11718 11719 @Override 11720 String getCodePath() { 11721 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11722 } 11723 11724 @Override 11725 String getResourcePath() { 11726 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11727 } 11728 11729 private boolean cleanUp() { 11730 if (codeFile == null || !codeFile.exists()) { 11731 return false; 11732 } 11733 11734 if (codeFile.isDirectory()) { 11735 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11736 } else { 11737 codeFile.delete(); 11738 } 11739 11740 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11741 resourceFile.delete(); 11742 } 11743 11744 return true; 11745 } 11746 11747 void cleanUpResourcesLI() { 11748 // Try enumerating all code paths before deleting 11749 List<String> allCodePaths = Collections.EMPTY_LIST; 11750 if (codeFile != null && codeFile.exists()) { 11751 try { 11752 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11753 allCodePaths = pkg.getAllCodePaths(); 11754 } catch (PackageParserException e) { 11755 // Ignored; we tried our best 11756 } 11757 } 11758 11759 cleanUp(); 11760 removeDexFiles(allCodePaths, instructionSets); 11761 } 11762 11763 boolean doPostDeleteLI(boolean delete) { 11764 // XXX err, shouldn't we respect the delete flag? 11765 cleanUpResourcesLI(); 11766 return true; 11767 } 11768 } 11769 11770 private boolean isAsecExternal(String cid) { 11771 final String asecPath = PackageHelper.getSdFilesystem(cid); 11772 return !asecPath.startsWith(mAsecInternalPath); 11773 } 11774 11775 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11776 PackageManagerException { 11777 if (copyRet < 0) { 11778 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11779 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11780 throw new PackageManagerException(copyRet, message); 11781 } 11782 } 11783 } 11784 11785 /** 11786 * Extract the MountService "container ID" from the full code path of an 11787 * .apk. 11788 */ 11789 static String cidFromCodePath(String fullCodePath) { 11790 int eidx = fullCodePath.lastIndexOf("/"); 11791 String subStr1 = fullCodePath.substring(0, eidx); 11792 int sidx = subStr1.lastIndexOf("/"); 11793 return subStr1.substring(sidx+1, eidx); 11794 } 11795 11796 /** 11797 * Logic to handle installation of ASEC applications, including copying and 11798 * renaming logic. 11799 */ 11800 class AsecInstallArgs extends InstallArgs { 11801 static final String RES_FILE_NAME = "pkg.apk"; 11802 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11803 11804 String cid; 11805 String packagePath; 11806 String resourcePath; 11807 11808 /** New install */ 11809 AsecInstallArgs(InstallParams params) { 11810 super(params.origin, params.move, params.observer, params.installFlags, 11811 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11812 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11813 params.grantedRuntimePermissions, 11814 params.traceMethod, params.traceCookie); 11815 } 11816 11817 /** Existing install */ 11818 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11819 boolean isExternal, boolean isForwardLocked) { 11820 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11821 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11822 instructionSets, null, null, null, 0); 11823 // Hackily pretend we're still looking at a full code path 11824 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11825 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11826 } 11827 11828 // Extract cid from fullCodePath 11829 int eidx = fullCodePath.lastIndexOf("/"); 11830 String subStr1 = fullCodePath.substring(0, eidx); 11831 int sidx = subStr1.lastIndexOf("/"); 11832 cid = subStr1.substring(sidx+1, eidx); 11833 setMountPath(subStr1); 11834 } 11835 11836 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11837 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11838 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11839 instructionSets, null, null, null, 0); 11840 this.cid = cid; 11841 setMountPath(PackageHelper.getSdDir(cid)); 11842 } 11843 11844 void createCopyFile() { 11845 cid = mInstallerService.allocateExternalStageCidLegacy(); 11846 } 11847 11848 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11849 if (origin.staged && origin.cid != null) { 11850 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11851 cid = origin.cid; 11852 setMountPath(PackageHelper.getSdDir(cid)); 11853 return PackageManager.INSTALL_SUCCEEDED; 11854 } 11855 11856 if (temp) { 11857 createCopyFile(); 11858 } else { 11859 /* 11860 * Pre-emptively destroy the container since it's destroyed if 11861 * copying fails due to it existing anyway. 11862 */ 11863 PackageHelper.destroySdDir(cid); 11864 } 11865 11866 final String newMountPath = imcs.copyPackageToContainer( 11867 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11868 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11869 11870 if (newMountPath != null) { 11871 setMountPath(newMountPath); 11872 return PackageManager.INSTALL_SUCCEEDED; 11873 } else { 11874 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11875 } 11876 } 11877 11878 @Override 11879 String getCodePath() { 11880 return packagePath; 11881 } 11882 11883 @Override 11884 String getResourcePath() { 11885 return resourcePath; 11886 } 11887 11888 int doPreInstall(int status) { 11889 if (status != PackageManager.INSTALL_SUCCEEDED) { 11890 // Destroy container 11891 PackageHelper.destroySdDir(cid); 11892 } else { 11893 boolean mounted = PackageHelper.isContainerMounted(cid); 11894 if (!mounted) { 11895 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11896 Process.SYSTEM_UID); 11897 if (newMountPath != null) { 11898 setMountPath(newMountPath); 11899 } else { 11900 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11901 } 11902 } 11903 } 11904 return status; 11905 } 11906 11907 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11908 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11909 String newMountPath = null; 11910 if (PackageHelper.isContainerMounted(cid)) { 11911 // Unmount the container 11912 if (!PackageHelper.unMountSdDir(cid)) { 11913 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11914 return false; 11915 } 11916 } 11917 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11918 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11919 " which might be stale. Will try to clean up."); 11920 // Clean up the stale container and proceed to recreate. 11921 if (!PackageHelper.destroySdDir(newCacheId)) { 11922 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11923 return false; 11924 } 11925 // Successfully cleaned up stale container. Try to rename again. 11926 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11927 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11928 + " inspite of cleaning it up."); 11929 return false; 11930 } 11931 } 11932 if (!PackageHelper.isContainerMounted(newCacheId)) { 11933 Slog.w(TAG, "Mounting container " + newCacheId); 11934 newMountPath = PackageHelper.mountSdDir(newCacheId, 11935 getEncryptKey(), Process.SYSTEM_UID); 11936 } else { 11937 newMountPath = PackageHelper.getSdDir(newCacheId); 11938 } 11939 if (newMountPath == null) { 11940 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11941 return false; 11942 } 11943 Log.i(TAG, "Succesfully renamed " + cid + 11944 " to " + newCacheId + 11945 " at new path: " + newMountPath); 11946 cid = newCacheId; 11947 11948 final File beforeCodeFile = new File(packagePath); 11949 setMountPath(newMountPath); 11950 final File afterCodeFile = new File(packagePath); 11951 11952 // Reflect the rename in scanned details 11953 pkg.codePath = afterCodeFile.getAbsolutePath(); 11954 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11955 pkg.baseCodePath); 11956 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11957 pkg.splitCodePaths); 11958 11959 // Reflect the rename in app info 11960 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11961 pkg.applicationInfo.setCodePath(pkg.codePath); 11962 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11963 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11964 pkg.applicationInfo.setResourcePath(pkg.codePath); 11965 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11966 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11967 11968 return true; 11969 } 11970 11971 private void setMountPath(String mountPath) { 11972 final File mountFile = new File(mountPath); 11973 11974 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11975 if (monolithicFile.exists()) { 11976 packagePath = monolithicFile.getAbsolutePath(); 11977 if (isFwdLocked()) { 11978 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11979 } else { 11980 resourcePath = packagePath; 11981 } 11982 } else { 11983 packagePath = mountFile.getAbsolutePath(); 11984 resourcePath = packagePath; 11985 } 11986 } 11987 11988 int doPostInstall(int status, int uid) { 11989 if (status != PackageManager.INSTALL_SUCCEEDED) { 11990 cleanUp(); 11991 } else { 11992 final int groupOwner; 11993 final String protectedFile; 11994 if (isFwdLocked()) { 11995 groupOwner = UserHandle.getSharedAppGid(uid); 11996 protectedFile = RES_FILE_NAME; 11997 } else { 11998 groupOwner = -1; 11999 protectedFile = null; 12000 } 12001 12002 if (uid < Process.FIRST_APPLICATION_UID 12003 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12004 Slog.e(TAG, "Failed to finalize " + cid); 12005 PackageHelper.destroySdDir(cid); 12006 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12007 } 12008 12009 boolean mounted = PackageHelper.isContainerMounted(cid); 12010 if (!mounted) { 12011 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12012 } 12013 } 12014 return status; 12015 } 12016 12017 private void cleanUp() { 12018 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12019 12020 // Destroy secure container 12021 PackageHelper.destroySdDir(cid); 12022 } 12023 12024 private List<String> getAllCodePaths() { 12025 final File codeFile = new File(getCodePath()); 12026 if (codeFile != null && codeFile.exists()) { 12027 try { 12028 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12029 return pkg.getAllCodePaths(); 12030 } catch (PackageParserException e) { 12031 // Ignored; we tried our best 12032 } 12033 } 12034 return Collections.EMPTY_LIST; 12035 } 12036 12037 void cleanUpResourcesLI() { 12038 // Enumerate all code paths before deleting 12039 cleanUpResourcesLI(getAllCodePaths()); 12040 } 12041 12042 private void cleanUpResourcesLI(List<String> allCodePaths) { 12043 cleanUp(); 12044 removeDexFiles(allCodePaths, instructionSets); 12045 } 12046 12047 String getPackageName() { 12048 return getAsecPackageName(cid); 12049 } 12050 12051 boolean doPostDeleteLI(boolean delete) { 12052 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12053 final List<String> allCodePaths = getAllCodePaths(); 12054 boolean mounted = PackageHelper.isContainerMounted(cid); 12055 if (mounted) { 12056 // Unmount first 12057 if (PackageHelper.unMountSdDir(cid)) { 12058 mounted = false; 12059 } 12060 } 12061 if (!mounted && delete) { 12062 cleanUpResourcesLI(allCodePaths); 12063 } 12064 return !mounted; 12065 } 12066 12067 @Override 12068 int doPreCopy() { 12069 if (isFwdLocked()) { 12070 if (!PackageHelper.fixSdPermissions(cid, 12071 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12072 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12073 } 12074 } 12075 12076 return PackageManager.INSTALL_SUCCEEDED; 12077 } 12078 12079 @Override 12080 int doPostCopy(int uid) { 12081 if (isFwdLocked()) { 12082 if (uid < Process.FIRST_APPLICATION_UID 12083 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12084 RES_FILE_NAME)) { 12085 Slog.e(TAG, "Failed to finalize " + cid); 12086 PackageHelper.destroySdDir(cid); 12087 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12088 } 12089 } 12090 12091 return PackageManager.INSTALL_SUCCEEDED; 12092 } 12093 } 12094 12095 /** 12096 * Logic to handle movement of existing installed applications. 12097 */ 12098 class MoveInstallArgs extends InstallArgs { 12099 private File codeFile; 12100 private File resourceFile; 12101 12102 /** New install */ 12103 MoveInstallArgs(InstallParams params) { 12104 super(params.origin, params.move, params.observer, params.installFlags, 12105 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 12106 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12107 params.grantedRuntimePermissions, 12108 params.traceMethod, params.traceCookie); 12109 } 12110 12111 int copyApk(IMediaContainerService imcs, boolean temp) { 12112 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12113 + move.fromUuid + " to " + move.toUuid); 12114 synchronized (mInstaller) { 12115 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12116 move.dataAppName, move.appId, move.seinfo) != 0) { 12117 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12118 } 12119 } 12120 12121 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12122 resourceFile = codeFile; 12123 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12124 12125 return PackageManager.INSTALL_SUCCEEDED; 12126 } 12127 12128 int doPreInstall(int status) { 12129 if (status != PackageManager.INSTALL_SUCCEEDED) { 12130 cleanUp(move.toUuid); 12131 } 12132 return status; 12133 } 12134 12135 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12136 if (status != PackageManager.INSTALL_SUCCEEDED) { 12137 cleanUp(move.toUuid); 12138 return false; 12139 } 12140 12141 // Reflect the move in app info 12142 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12143 pkg.applicationInfo.setCodePath(pkg.codePath); 12144 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12145 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12146 pkg.applicationInfo.setResourcePath(pkg.codePath); 12147 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12148 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12149 12150 return true; 12151 } 12152 12153 int doPostInstall(int status, int uid) { 12154 if (status == PackageManager.INSTALL_SUCCEEDED) { 12155 cleanUp(move.fromUuid); 12156 } else { 12157 cleanUp(move.toUuid); 12158 } 12159 return status; 12160 } 12161 12162 @Override 12163 String getCodePath() { 12164 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12165 } 12166 12167 @Override 12168 String getResourcePath() { 12169 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12170 } 12171 12172 private boolean cleanUp(String volumeUuid) { 12173 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12174 move.dataAppName); 12175 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12176 synchronized (mInstallLock) { 12177 // Clean up both app data and code 12178 removeDataDirsLI(volumeUuid, move.packageName); 12179 if (codeFile.isDirectory()) { 12180 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12181 } else { 12182 codeFile.delete(); 12183 } 12184 } 12185 return true; 12186 } 12187 12188 void cleanUpResourcesLI() { 12189 throw new UnsupportedOperationException(); 12190 } 12191 12192 boolean doPostDeleteLI(boolean delete) { 12193 throw new UnsupportedOperationException(); 12194 } 12195 } 12196 12197 static String getAsecPackageName(String packageCid) { 12198 int idx = packageCid.lastIndexOf("-"); 12199 if (idx == -1) { 12200 return packageCid; 12201 } 12202 return packageCid.substring(0, idx); 12203 } 12204 12205 // Utility method used to create code paths based on package name and available index. 12206 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12207 String idxStr = ""; 12208 int idx = 1; 12209 // Fall back to default value of idx=1 if prefix is not 12210 // part of oldCodePath 12211 if (oldCodePath != null) { 12212 String subStr = oldCodePath; 12213 // Drop the suffix right away 12214 if (suffix != null && subStr.endsWith(suffix)) { 12215 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12216 } 12217 // If oldCodePath already contains prefix find out the 12218 // ending index to either increment or decrement. 12219 int sidx = subStr.lastIndexOf(prefix); 12220 if (sidx != -1) { 12221 subStr = subStr.substring(sidx + prefix.length()); 12222 if (subStr != null) { 12223 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12224 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12225 } 12226 try { 12227 idx = Integer.parseInt(subStr); 12228 if (idx <= 1) { 12229 idx++; 12230 } else { 12231 idx--; 12232 } 12233 } catch(NumberFormatException e) { 12234 } 12235 } 12236 } 12237 } 12238 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12239 return prefix + idxStr; 12240 } 12241 12242 private File getNextCodePath(File targetDir, String packageName) { 12243 int suffix = 1; 12244 File result; 12245 do { 12246 result = new File(targetDir, packageName + "-" + suffix); 12247 suffix++; 12248 } while (result.exists()); 12249 return result; 12250 } 12251 12252 // Utility method that returns the relative package path with respect 12253 // to the installation directory. Like say for /data/data/com.test-1.apk 12254 // string com.test-1 is returned. 12255 static String deriveCodePathName(String codePath) { 12256 if (codePath == null) { 12257 return null; 12258 } 12259 final File codeFile = new File(codePath); 12260 final String name = codeFile.getName(); 12261 if (codeFile.isDirectory()) { 12262 return name; 12263 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12264 final int lastDot = name.lastIndexOf('.'); 12265 return name.substring(0, lastDot); 12266 } else { 12267 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12268 return null; 12269 } 12270 } 12271 12272 static class PackageInstalledInfo { 12273 String name; 12274 int uid; 12275 // The set of users that originally had this package installed. 12276 int[] origUsers; 12277 // The set of users that now have this package installed. 12278 int[] newUsers; 12279 PackageParser.Package pkg; 12280 int returnCode; 12281 String returnMsg; 12282 PackageRemovedInfo removedInfo; 12283 12284 public void setError(int code, String msg) { 12285 returnCode = code; 12286 returnMsg = msg; 12287 Slog.w(TAG, msg); 12288 } 12289 12290 public void setError(String msg, PackageParserException e) { 12291 returnCode = e.error; 12292 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12293 Slog.w(TAG, msg, e); 12294 } 12295 12296 public void setError(String msg, PackageManagerException e) { 12297 returnCode = e.error; 12298 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12299 Slog.w(TAG, msg, e); 12300 } 12301 12302 // In some error cases we want to convey more info back to the observer 12303 String origPackage; 12304 String origPermission; 12305 } 12306 12307 /* 12308 * Install a non-existing package. 12309 */ 12310 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12311 UserHandle user, String installerPackageName, String volumeUuid, 12312 PackageInstalledInfo res) { 12313 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12314 12315 // Remember this for later, in case we need to rollback this install 12316 String pkgName = pkg.packageName; 12317 12318 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12319 // TODO: b/23350563 12320 final boolean dataDirExists = Environment 12321 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12322 12323 synchronized(mPackages) { 12324 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12325 // A package with the same name is already installed, though 12326 // it has been renamed to an older name. The package we 12327 // are trying to install should be installed as an update to 12328 // the existing one, but that has not been requested, so bail. 12329 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12330 + " without first uninstalling package running as " 12331 + mSettings.mRenamedPackages.get(pkgName)); 12332 return; 12333 } 12334 if (mPackages.containsKey(pkgName)) { 12335 // Don't allow installation over an existing package with the same name. 12336 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12337 + " without first uninstalling."); 12338 return; 12339 } 12340 } 12341 12342 try { 12343 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12344 System.currentTimeMillis(), user); 12345 12346 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12347 // delete the partially installed application. the data directory will have to be 12348 // restored if it was already existing 12349 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12350 // remove package from internal structures. Note that we want deletePackageX to 12351 // delete the package data and cache directories that it created in 12352 // scanPackageLocked, unless those directories existed before we even tried to 12353 // install. 12354 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12355 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12356 res.removedInfo, true); 12357 } 12358 12359 } catch (PackageManagerException e) { 12360 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12361 } 12362 12363 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12364 } 12365 12366 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12367 // Can't rotate keys during boot or if sharedUser. 12368 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12369 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12370 return false; 12371 } 12372 // app is using upgradeKeySets; make sure all are valid 12373 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12374 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12375 for (int i = 0; i < upgradeKeySets.length; i++) { 12376 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12377 Slog.wtf(TAG, "Package " 12378 + (oldPs.name != null ? oldPs.name : "<null>") 12379 + " contains upgrade-key-set reference to unknown key-set: " 12380 + upgradeKeySets[i] 12381 + " reverting to signatures check."); 12382 return false; 12383 } 12384 } 12385 return true; 12386 } 12387 12388 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12389 // Upgrade keysets are being used. Determine if new package has a superset of the 12390 // required keys. 12391 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12392 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12393 for (int i = 0; i < upgradeKeySets.length; i++) { 12394 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12395 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12396 return true; 12397 } 12398 } 12399 return false; 12400 } 12401 12402 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12403 UserHandle user, String installerPackageName, String volumeUuid, 12404 PackageInstalledInfo res) { 12405 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12406 12407 final PackageParser.Package oldPackage; 12408 final String pkgName = pkg.packageName; 12409 final int[] allUsers; 12410 final boolean[] perUserInstalled; 12411 12412 // First find the old package info and check signatures 12413 synchronized(mPackages) { 12414 oldPackage = mPackages.get(pkgName); 12415 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12416 if (isEphemeral && !oldIsEphemeral) { 12417 // can't downgrade from full to ephemeral 12418 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12419 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12420 return; 12421 } 12422 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12423 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12424 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12425 if(!checkUpgradeKeySetLP(ps, pkg)) { 12426 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12427 "New package not signed by keys specified by upgrade-keysets: " 12428 + pkgName); 12429 return; 12430 } 12431 } else { 12432 // default to original signature matching 12433 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12434 != PackageManager.SIGNATURE_MATCH) { 12435 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12436 "New package has a different signature: " + pkgName); 12437 return; 12438 } 12439 } 12440 12441 // In case of rollback, remember per-user/profile install state 12442 allUsers = sUserManager.getUserIds(); 12443 perUserInstalled = new boolean[allUsers.length]; 12444 for (int i = 0; i < allUsers.length; i++) { 12445 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12446 } 12447 } 12448 12449 boolean sysPkg = (isSystemApp(oldPackage)); 12450 if (sysPkg) { 12451 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12452 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12453 } else { 12454 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12455 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12456 } 12457 } 12458 12459 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12460 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12461 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12462 String volumeUuid, PackageInstalledInfo res) { 12463 String pkgName = deletedPackage.packageName; 12464 boolean deletedPkg = true; 12465 boolean updatedSettings = false; 12466 12467 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12468 + deletedPackage); 12469 long origUpdateTime; 12470 if (pkg.mExtras != null) { 12471 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12472 } else { 12473 origUpdateTime = 0; 12474 } 12475 12476 // First delete the existing package while retaining the data directory 12477 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12478 res.removedInfo, true)) { 12479 // If the existing package wasn't successfully deleted 12480 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12481 deletedPkg = false; 12482 } else { 12483 // Successfully deleted the old package; proceed with replace. 12484 12485 // If deleted package lived in a container, give users a chance to 12486 // relinquish resources before killing. 12487 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12488 if (DEBUG_INSTALL) { 12489 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12490 } 12491 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12492 final ArrayList<String> pkgList = new ArrayList<String>(1); 12493 pkgList.add(deletedPackage.applicationInfo.packageName); 12494 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12495 } 12496 12497 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12498 try { 12499 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12500 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12501 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12502 perUserInstalled, res, user); 12503 updatedSettings = true; 12504 } catch (PackageManagerException e) { 12505 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12506 } 12507 } 12508 12509 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12510 // remove package from internal structures. Note that we want deletePackageX to 12511 // delete the package data and cache directories that it created in 12512 // scanPackageLocked, unless those directories existed before we even tried to 12513 // install. 12514 if(updatedSettings) { 12515 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12516 deletePackageLI( 12517 pkgName, null, true, allUsers, perUserInstalled, 12518 PackageManager.DELETE_KEEP_DATA, 12519 res.removedInfo, true); 12520 } 12521 // Since we failed to install the new package we need to restore the old 12522 // package that we deleted. 12523 if (deletedPkg) { 12524 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12525 File restoreFile = new File(deletedPackage.codePath); 12526 // Parse old package 12527 boolean oldExternal = isExternal(deletedPackage); 12528 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12529 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12530 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12531 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12532 try { 12533 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12534 null); 12535 } catch (PackageManagerException e) { 12536 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12537 + e.getMessage()); 12538 return; 12539 } 12540 // Restore of old package succeeded. Update permissions. 12541 // writer 12542 synchronized (mPackages) { 12543 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12544 UPDATE_PERMISSIONS_ALL); 12545 // can downgrade to reader 12546 mSettings.writeLPr(); 12547 } 12548 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12549 } 12550 } 12551 } 12552 12553 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12554 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12555 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12556 String volumeUuid, PackageInstalledInfo res) { 12557 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12558 + ", old=" + deletedPackage); 12559 boolean disabledSystem = false; 12560 boolean updatedSettings = false; 12561 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12562 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12563 != 0) { 12564 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12565 } 12566 String packageName = deletedPackage.packageName; 12567 if (packageName == null) { 12568 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12569 "Attempt to delete null packageName."); 12570 return; 12571 } 12572 PackageParser.Package oldPkg; 12573 PackageSetting oldPkgSetting; 12574 // reader 12575 synchronized (mPackages) { 12576 oldPkg = mPackages.get(packageName); 12577 oldPkgSetting = mSettings.mPackages.get(packageName); 12578 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12579 (oldPkgSetting == null)) { 12580 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12581 "Couldn't find package:" + packageName + " information"); 12582 return; 12583 } 12584 } 12585 12586 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12587 12588 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12589 res.removedInfo.removedPackage = packageName; 12590 // Remove existing system package 12591 removePackageLI(oldPkgSetting, true); 12592 // writer 12593 synchronized (mPackages) { 12594 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12595 if (!disabledSystem && deletedPackage != null) { 12596 // We didn't need to disable the .apk as a current system package, 12597 // which means we are replacing another update that is already 12598 // installed. We need to make sure to delete the older one's .apk. 12599 res.removedInfo.args = createInstallArgsForExisting(0, 12600 deletedPackage.applicationInfo.getCodePath(), 12601 deletedPackage.applicationInfo.getResourcePath(), 12602 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12603 } else { 12604 res.removedInfo.args = null; 12605 } 12606 } 12607 12608 // Successfully disabled the old package. Now proceed with re-installation 12609 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12610 12611 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12612 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12613 12614 PackageParser.Package newPackage = null; 12615 try { 12616 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12617 if (newPackage.mExtras != null) { 12618 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12619 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12620 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12621 12622 // is the update attempting to change shared user? that isn't going to work... 12623 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12624 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12625 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12626 + " to " + newPkgSetting.sharedUser); 12627 updatedSettings = true; 12628 } 12629 } 12630 12631 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12632 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12633 perUserInstalled, res, user); 12634 updatedSettings = true; 12635 } 12636 12637 } catch (PackageManagerException e) { 12638 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12639 } 12640 12641 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12642 // Re installation failed. Restore old information 12643 // Remove new pkg information 12644 if (newPackage != null) { 12645 removeInstalledPackageLI(newPackage, true); 12646 } 12647 // Add back the old system package 12648 try { 12649 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12650 } catch (PackageManagerException e) { 12651 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12652 } 12653 // Restore the old system information in Settings 12654 synchronized (mPackages) { 12655 if (disabledSystem) { 12656 mSettings.enableSystemPackageLPw(packageName); 12657 } 12658 if (updatedSettings) { 12659 mSettings.setInstallerPackageName(packageName, 12660 oldPkgSetting.installerPackageName); 12661 } 12662 mSettings.writeLPr(); 12663 } 12664 } 12665 } 12666 12667 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12668 // Collect all used permissions in the UID 12669 ArraySet<String> usedPermissions = new ArraySet<>(); 12670 final int packageCount = su.packages.size(); 12671 for (int i = 0; i < packageCount; i++) { 12672 PackageSetting ps = su.packages.valueAt(i); 12673 if (ps.pkg == null) { 12674 continue; 12675 } 12676 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12677 for (int j = 0; j < requestedPermCount; j++) { 12678 String permission = ps.pkg.requestedPermissions.get(j); 12679 BasePermission bp = mSettings.mPermissions.get(permission); 12680 if (bp != null) { 12681 usedPermissions.add(permission); 12682 } 12683 } 12684 } 12685 12686 PermissionsState permissionsState = su.getPermissionsState(); 12687 // Prune install permissions 12688 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12689 final int installPermCount = installPermStates.size(); 12690 for (int i = installPermCount - 1; i >= 0; i--) { 12691 PermissionState permissionState = installPermStates.get(i); 12692 if (!usedPermissions.contains(permissionState.getName())) { 12693 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12694 if (bp != null) { 12695 permissionsState.revokeInstallPermission(bp); 12696 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12697 PackageManager.MASK_PERMISSION_FLAGS, 0); 12698 } 12699 } 12700 } 12701 12702 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12703 12704 // Prune runtime permissions 12705 for (int userId : allUserIds) { 12706 List<PermissionState> runtimePermStates = permissionsState 12707 .getRuntimePermissionStates(userId); 12708 final int runtimePermCount = runtimePermStates.size(); 12709 for (int i = runtimePermCount - 1; i >= 0; i--) { 12710 PermissionState permissionState = runtimePermStates.get(i); 12711 if (!usedPermissions.contains(permissionState.getName())) { 12712 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12713 if (bp != null) { 12714 permissionsState.revokeRuntimePermission(bp, userId); 12715 permissionsState.updatePermissionFlags(bp, userId, 12716 PackageManager.MASK_PERMISSION_FLAGS, 0); 12717 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12718 runtimePermissionChangedUserIds, userId); 12719 } 12720 } 12721 } 12722 } 12723 12724 return runtimePermissionChangedUserIds; 12725 } 12726 12727 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12728 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12729 UserHandle user) { 12730 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12731 12732 String pkgName = newPackage.packageName; 12733 synchronized (mPackages) { 12734 //write settings. the installStatus will be incomplete at this stage. 12735 //note that the new package setting would have already been 12736 //added to mPackages. It hasn't been persisted yet. 12737 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12738 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12739 mSettings.writeLPr(); 12740 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12741 } 12742 12743 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12744 synchronized (mPackages) { 12745 updatePermissionsLPw(newPackage.packageName, newPackage, 12746 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12747 ? UPDATE_PERMISSIONS_ALL : 0)); 12748 // For system-bundled packages, we assume that installing an upgraded version 12749 // of the package implies that the user actually wants to run that new code, 12750 // so we enable the package. 12751 PackageSetting ps = mSettings.mPackages.get(pkgName); 12752 if (ps != null) { 12753 if (isSystemApp(newPackage)) { 12754 // NB: implicit assumption that system package upgrades apply to all users 12755 if (DEBUG_INSTALL) { 12756 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12757 } 12758 if (res.origUsers != null) { 12759 for (int userHandle : res.origUsers) { 12760 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12761 userHandle, installerPackageName); 12762 } 12763 } 12764 // Also convey the prior install/uninstall state 12765 if (allUsers != null && perUserInstalled != null) { 12766 for (int i = 0; i < allUsers.length; i++) { 12767 if (DEBUG_INSTALL) { 12768 Slog.d(TAG, " user " + allUsers[i] 12769 + " => " + perUserInstalled[i]); 12770 } 12771 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12772 } 12773 // these install state changes will be persisted in the 12774 // upcoming call to mSettings.writeLPr(). 12775 } 12776 } 12777 // It's implied that when a user requests installation, they want the app to be 12778 // installed and enabled. 12779 int userId = user.getIdentifier(); 12780 if (userId != UserHandle.USER_ALL) { 12781 ps.setInstalled(true, userId); 12782 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12783 } 12784 } 12785 res.name = pkgName; 12786 res.uid = newPackage.applicationInfo.uid; 12787 res.pkg = newPackage; 12788 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12789 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12790 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12791 //to update install status 12792 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12793 mSettings.writeLPr(); 12794 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12795 } 12796 12797 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12798 } 12799 12800 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12801 try { 12802 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12803 installPackageLI(args, res); 12804 } finally { 12805 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12806 } 12807 } 12808 12809 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12810 final int installFlags = args.installFlags; 12811 final String installerPackageName = args.installerPackageName; 12812 final String volumeUuid = args.volumeUuid; 12813 final File tmpPackageFile = new File(args.getCodePath()); 12814 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12815 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12816 || (args.volumeUuid != null)); 12817 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12818 boolean replace = false; 12819 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12820 if (args.move != null) { 12821 // moving a complete application; perfom an initial scan on the new install location 12822 scanFlags |= SCAN_INITIAL; 12823 } 12824 // Result object to be returned 12825 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12826 12827 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12828 12829 // Sanity check 12830 if (ephemeral && (forwardLocked || onExternal)) { 12831 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12832 + " external=" + onExternal); 12833 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12834 return; 12835 } 12836 12837 // Retrieve PackageSettings and parse package 12838 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12839 | PackageParser.PARSE_ENFORCE_CODE 12840 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12841 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12842 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12843 PackageParser pp = new PackageParser(); 12844 pp.setSeparateProcesses(mSeparateProcesses); 12845 pp.setDisplayMetrics(mMetrics); 12846 12847 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12848 final PackageParser.Package pkg; 12849 try { 12850 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12851 } catch (PackageParserException e) { 12852 res.setError("Failed parse during installPackageLI", e); 12853 return; 12854 } finally { 12855 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12856 } 12857 12858 // Mark that we have an install time CPU ABI override. 12859 pkg.cpuAbiOverride = args.abiOverride; 12860 12861 String pkgName = res.name = pkg.packageName; 12862 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12863 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12864 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12865 return; 12866 } 12867 } 12868 12869 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12870 try { 12871 pp.collectCertificates(pkg, parseFlags); 12872 } catch (PackageParserException e) { 12873 res.setError("Failed collect during installPackageLI", e); 12874 return; 12875 } finally { 12876 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12877 } 12878 12879 /* If the installer passed in a manifest digest, compare it now. */ 12880 if (args.manifestDigest != null) { 12881 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12882 try { 12883 pp.collectManifestDigest(pkg); 12884 } catch (PackageParserException e) { 12885 res.setError("Failed collect during installPackageLI", e); 12886 return; 12887 } finally { 12888 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12889 } 12890 12891 if (DEBUG_INSTALL) { 12892 final String parsedManifest = pkg.manifestDigest == null ? "null" 12893 : pkg.manifestDigest.toString(); 12894 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12895 + parsedManifest); 12896 } 12897 12898 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12899 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12900 return; 12901 } 12902 } else if (DEBUG_INSTALL) { 12903 final String parsedManifest = pkg.manifestDigest == null 12904 ? "null" : pkg.manifestDigest.toString(); 12905 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12906 } 12907 12908 // Get rid of all references to package scan path via parser. 12909 pp = null; 12910 String oldCodePath = null; 12911 boolean systemApp = false; 12912 synchronized (mPackages) { 12913 // Check if installing already existing package 12914 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12915 String oldName = mSettings.mRenamedPackages.get(pkgName); 12916 if (pkg.mOriginalPackages != null 12917 && pkg.mOriginalPackages.contains(oldName) 12918 && mPackages.containsKey(oldName)) { 12919 // This package is derived from an original package, 12920 // and this device has been updating from that original 12921 // name. We must continue using the original name, so 12922 // rename the new package here. 12923 pkg.setPackageName(oldName); 12924 pkgName = pkg.packageName; 12925 replace = true; 12926 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12927 + oldName + " pkgName=" + pkgName); 12928 } else if (mPackages.containsKey(pkgName)) { 12929 // This package, under its official name, already exists 12930 // on the device; we should replace it. 12931 replace = true; 12932 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12933 } 12934 12935 // Prevent apps opting out from runtime permissions 12936 if (replace) { 12937 PackageParser.Package oldPackage = mPackages.get(pkgName); 12938 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12939 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12940 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12941 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12942 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12943 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12944 + " doesn't support runtime permissions but the old" 12945 + " target SDK " + oldTargetSdk + " does."); 12946 return; 12947 } 12948 } 12949 } 12950 12951 PackageSetting ps = mSettings.mPackages.get(pkgName); 12952 if (ps != null) { 12953 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12954 12955 // Quick sanity check that we're signed correctly if updating; 12956 // we'll check this again later when scanning, but we want to 12957 // bail early here before tripping over redefined permissions. 12958 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12959 if (!checkUpgradeKeySetLP(ps, pkg)) { 12960 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12961 + pkg.packageName + " upgrade keys do not match the " 12962 + "previously installed version"); 12963 return; 12964 } 12965 } else { 12966 try { 12967 verifySignaturesLP(ps, pkg); 12968 } catch (PackageManagerException e) { 12969 res.setError(e.error, e.getMessage()); 12970 return; 12971 } 12972 } 12973 12974 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12975 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12976 systemApp = (ps.pkg.applicationInfo.flags & 12977 ApplicationInfo.FLAG_SYSTEM) != 0; 12978 } 12979 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12980 } 12981 12982 // Check whether the newly-scanned package wants to define an already-defined perm 12983 int N = pkg.permissions.size(); 12984 for (int i = N-1; i >= 0; i--) { 12985 PackageParser.Permission perm = pkg.permissions.get(i); 12986 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12987 if (bp != null) { 12988 // If the defining package is signed with our cert, it's okay. This 12989 // also includes the "updating the same package" case, of course. 12990 // "updating same package" could also involve key-rotation. 12991 final boolean sigsOk; 12992 if (bp.sourcePackage.equals(pkg.packageName) 12993 && (bp.packageSetting instanceof PackageSetting) 12994 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12995 scanFlags))) { 12996 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12997 } else { 12998 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12999 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13000 } 13001 if (!sigsOk) { 13002 // If the owning package is the system itself, we log but allow 13003 // install to proceed; we fail the install on all other permission 13004 // redefinitions. 13005 if (!bp.sourcePackage.equals("android")) { 13006 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13007 + pkg.packageName + " attempting to redeclare permission " 13008 + perm.info.name + " already owned by " + bp.sourcePackage); 13009 res.origPermission = perm.info.name; 13010 res.origPackage = bp.sourcePackage; 13011 return; 13012 } else { 13013 Slog.w(TAG, "Package " + pkg.packageName 13014 + " attempting to redeclare system permission " 13015 + perm.info.name + "; ignoring new declaration"); 13016 pkg.permissions.remove(i); 13017 } 13018 } 13019 } 13020 } 13021 13022 } 13023 13024 if (systemApp) { 13025 if (onExternal) { 13026 // Abort update; system app can't be replaced with app on sdcard 13027 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13028 "Cannot install updates to system apps on sdcard"); 13029 return; 13030 } else if (ephemeral) { 13031 // Abort update; system app can't be replaced with an ephemeral app 13032 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13033 "Cannot update a system app with an ephemeral app"); 13034 return; 13035 } 13036 } 13037 13038 if (args.move != null) { 13039 // We did an in-place move, so dex is ready to roll 13040 scanFlags |= SCAN_NO_DEX; 13041 scanFlags |= SCAN_MOVE; 13042 13043 synchronized (mPackages) { 13044 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13045 if (ps == null) { 13046 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13047 "Missing settings for moved package " + pkgName); 13048 } 13049 13050 // We moved the entire application as-is, so bring over the 13051 // previously derived ABI information. 13052 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13053 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13054 } 13055 13056 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13057 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13058 scanFlags |= SCAN_NO_DEX; 13059 13060 try { 13061 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13062 true /* extract libs */); 13063 } catch (PackageManagerException pme) { 13064 Slog.e(TAG, "Error deriving application ABI", pme); 13065 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13066 return; 13067 } 13068 } 13069 13070 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13071 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13072 return; 13073 } 13074 13075 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13076 13077 if (replace) { 13078 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13079 installerPackageName, volumeUuid, res); 13080 } else { 13081 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13082 args.user, installerPackageName, volumeUuid, res); 13083 } 13084 synchronized (mPackages) { 13085 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13086 if (ps != null) { 13087 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13088 } 13089 } 13090 } 13091 13092 private void startIntentFilterVerifications(int userId, boolean replacing, 13093 PackageParser.Package pkg) { 13094 if (mIntentFilterVerifierComponent == null) { 13095 Slog.w(TAG, "No IntentFilter verification will not be done as " 13096 + "there is no IntentFilterVerifier available!"); 13097 return; 13098 } 13099 13100 final int verifierUid = getPackageUid( 13101 mIntentFilterVerifierComponent.getPackageName(), 13102 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13103 13104 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13105 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13106 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13107 mHandler.sendMessage(msg); 13108 } 13109 13110 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13111 PackageParser.Package pkg) { 13112 int size = pkg.activities.size(); 13113 if (size == 0) { 13114 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13115 "No activity, so no need to verify any IntentFilter!"); 13116 return; 13117 } 13118 13119 final boolean hasDomainURLs = hasDomainURLs(pkg); 13120 if (!hasDomainURLs) { 13121 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13122 "No domain URLs, so no need to verify any IntentFilter!"); 13123 return; 13124 } 13125 13126 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13127 + " if any IntentFilter from the " + size 13128 + " Activities needs verification ..."); 13129 13130 int count = 0; 13131 final String packageName = pkg.packageName; 13132 13133 synchronized (mPackages) { 13134 // If this is a new install and we see that we've already run verification for this 13135 // package, we have nothing to do: it means the state was restored from backup. 13136 if (!replacing) { 13137 IntentFilterVerificationInfo ivi = 13138 mSettings.getIntentFilterVerificationLPr(packageName); 13139 if (ivi != null) { 13140 if (DEBUG_DOMAIN_VERIFICATION) { 13141 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13142 + ivi.getStatusString()); 13143 } 13144 return; 13145 } 13146 } 13147 13148 // If any filters need to be verified, then all need to be. 13149 boolean needToVerify = false; 13150 for (PackageParser.Activity a : pkg.activities) { 13151 for (ActivityIntentInfo filter : a.intents) { 13152 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13153 if (DEBUG_DOMAIN_VERIFICATION) { 13154 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13155 } 13156 needToVerify = true; 13157 break; 13158 } 13159 } 13160 } 13161 13162 if (needToVerify) { 13163 final int verificationId = mIntentFilterVerificationToken++; 13164 for (PackageParser.Activity a : pkg.activities) { 13165 for (ActivityIntentInfo filter : a.intents) { 13166 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13167 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13168 "Verification needed for IntentFilter:" + filter.toString()); 13169 mIntentFilterVerifier.addOneIntentFilterVerification( 13170 verifierUid, userId, verificationId, filter, packageName); 13171 count++; 13172 } 13173 } 13174 } 13175 } 13176 } 13177 13178 if (count > 0) { 13179 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13180 + " IntentFilter verification" + (count > 1 ? "s" : "") 13181 + " for userId:" + userId); 13182 mIntentFilterVerifier.startVerifications(userId); 13183 } else { 13184 if (DEBUG_DOMAIN_VERIFICATION) { 13185 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13186 } 13187 } 13188 } 13189 13190 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13191 final ComponentName cn = filter.activity.getComponentName(); 13192 final String packageName = cn.getPackageName(); 13193 13194 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13195 packageName); 13196 if (ivi == null) { 13197 return true; 13198 } 13199 int status = ivi.getStatus(); 13200 switch (status) { 13201 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13202 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13203 return true; 13204 13205 default: 13206 // Nothing to do 13207 return false; 13208 } 13209 } 13210 13211 private static boolean isMultiArch(ApplicationInfo info) { 13212 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13213 } 13214 13215 private static boolean isExternal(PackageParser.Package pkg) { 13216 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13217 } 13218 13219 private static boolean isExternal(PackageSetting ps) { 13220 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13221 } 13222 13223 private static boolean isEphemeral(PackageParser.Package pkg) { 13224 return pkg.applicationInfo.isEphemeralApp(); 13225 } 13226 13227 private static boolean isEphemeral(PackageSetting ps) { 13228 return ps.pkg != null && isEphemeral(ps.pkg); 13229 } 13230 13231 private static boolean isSystemApp(PackageParser.Package pkg) { 13232 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13233 } 13234 13235 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13236 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13237 } 13238 13239 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13240 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13241 } 13242 13243 private static boolean isSystemApp(PackageSetting ps) { 13244 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13245 } 13246 13247 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13248 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13249 } 13250 13251 private int packageFlagsToInstallFlags(PackageSetting ps) { 13252 int installFlags = 0; 13253 if (isEphemeral(ps)) { 13254 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13255 } 13256 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13257 // This existing package was an external ASEC install when we have 13258 // the external flag without a UUID 13259 installFlags |= PackageManager.INSTALL_EXTERNAL; 13260 } 13261 if (ps.isForwardLocked()) { 13262 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13263 } 13264 return installFlags; 13265 } 13266 13267 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13268 if (isExternal(pkg)) { 13269 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13270 return StorageManager.UUID_PRIMARY_PHYSICAL; 13271 } else { 13272 return pkg.volumeUuid; 13273 } 13274 } else { 13275 return StorageManager.UUID_PRIVATE_INTERNAL; 13276 } 13277 } 13278 13279 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13280 if (isExternal(pkg)) { 13281 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13282 return mSettings.getExternalVersion(); 13283 } else { 13284 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13285 } 13286 } else { 13287 return mSettings.getInternalVersion(); 13288 } 13289 } 13290 13291 private void deleteTempPackageFiles() { 13292 final FilenameFilter filter = new FilenameFilter() { 13293 public boolean accept(File dir, String name) { 13294 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13295 } 13296 }; 13297 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13298 file.delete(); 13299 } 13300 } 13301 13302 @Override 13303 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13304 int flags) { 13305 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13306 flags); 13307 } 13308 13309 @Override 13310 public void deletePackage(final String packageName, 13311 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13312 mContext.enforceCallingOrSelfPermission( 13313 android.Manifest.permission.DELETE_PACKAGES, null); 13314 Preconditions.checkNotNull(packageName); 13315 Preconditions.checkNotNull(observer); 13316 final int uid = Binder.getCallingUid(); 13317 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13318 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13319 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13320 mContext.enforceCallingOrSelfPermission( 13321 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13322 "deletePackage for user " + userId); 13323 } 13324 13325 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13326 try { 13327 observer.onPackageDeleted(packageName, 13328 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13329 } catch (RemoteException re) { 13330 } 13331 return; 13332 } 13333 13334 for (int currentUserId : users) { 13335 if (getBlockUninstallForUser(packageName, currentUserId)) { 13336 try { 13337 observer.onPackageDeleted(packageName, 13338 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13339 } catch (RemoteException re) { 13340 } 13341 return; 13342 } 13343 } 13344 13345 if (DEBUG_REMOVE) { 13346 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13347 } 13348 // Queue up an async operation since the package deletion may take a little while. 13349 mHandler.post(new Runnable() { 13350 public void run() { 13351 mHandler.removeCallbacks(this); 13352 final int returnCode = deletePackageX(packageName, userId, flags); 13353 try { 13354 observer.onPackageDeleted(packageName, returnCode, null); 13355 } catch (RemoteException e) { 13356 Log.i(TAG, "Observer no longer exists."); 13357 } //end catch 13358 } //end run 13359 }); 13360 } 13361 13362 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13363 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13364 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13365 try { 13366 if (dpm != null) { 13367 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13368 /* callingUserOnly =*/ false); 13369 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13370 : deviceOwnerComponentName.getPackageName(); 13371 // Does the package contains the device owner? 13372 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13373 // this check is probably not needed, since DO should be registered as a device 13374 // admin on some user too. (Original bug for this: b/17657954) 13375 if (packageName.equals(deviceOwnerPackageName)) { 13376 return true; 13377 } 13378 // Does it contain a device admin for any user? 13379 int[] users; 13380 if (userId == UserHandle.USER_ALL) { 13381 users = sUserManager.getUserIds(); 13382 } else { 13383 users = new int[]{userId}; 13384 } 13385 for (int i = 0; i < users.length; ++i) { 13386 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13387 return true; 13388 } 13389 } 13390 } 13391 } catch (RemoteException e) { 13392 } 13393 return false; 13394 } 13395 13396 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13397 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13398 } 13399 13400 /** 13401 * This method is an internal method that could be get invoked either 13402 * to delete an installed package or to clean up a failed installation. 13403 * After deleting an installed package, a broadcast is sent to notify any 13404 * listeners that the package has been installed. For cleaning up a failed 13405 * installation, the broadcast is not necessary since the package's 13406 * installation wouldn't have sent the initial broadcast either 13407 * The key steps in deleting a package are 13408 * deleting the package information in internal structures like mPackages, 13409 * deleting the packages base directories through installd 13410 * updating mSettings to reflect current status 13411 * persisting settings for later use 13412 * sending a broadcast if necessary 13413 */ 13414 private int deletePackageX(String packageName, int userId, int flags) { 13415 final PackageRemovedInfo info = new PackageRemovedInfo(); 13416 final boolean res; 13417 13418 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13419 ? UserHandle.ALL : new UserHandle(userId); 13420 13421 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13422 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13423 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13424 } 13425 13426 boolean removedForAllUsers = false; 13427 boolean systemUpdate = false; 13428 13429 PackageParser.Package uninstalledPkg; 13430 13431 // for the uninstall-updates case and restricted profiles, remember the per- 13432 // userhandle installed state 13433 int[] allUsers; 13434 boolean[] perUserInstalled; 13435 synchronized (mPackages) { 13436 uninstalledPkg = mPackages.get(packageName); 13437 PackageSetting ps = mSettings.mPackages.get(packageName); 13438 allUsers = sUserManager.getUserIds(); 13439 perUserInstalled = new boolean[allUsers.length]; 13440 for (int i = 0; i < allUsers.length; i++) { 13441 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13442 } 13443 } 13444 13445 synchronized (mInstallLock) { 13446 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13447 res = deletePackageLI(packageName, removeForUser, 13448 true, allUsers, perUserInstalled, 13449 flags | REMOVE_CHATTY, info, true); 13450 systemUpdate = info.isRemovedPackageSystemUpdate; 13451 synchronized (mPackages) { 13452 if (res) { 13453 if (!systemUpdate && mPackages.get(packageName) == null) { 13454 removedForAllUsers = true; 13455 } 13456 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13457 } 13458 } 13459 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13460 + " removedForAllUsers=" + removedForAllUsers); 13461 } 13462 13463 if (res) { 13464 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13465 13466 // If the removed package was a system update, the old system package 13467 // was re-enabled; we need to broadcast this information 13468 if (systemUpdate) { 13469 Bundle extras = new Bundle(1); 13470 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13471 ? info.removedAppId : info.uid); 13472 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13473 13474 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13475 extras, 0, null, null, null); 13476 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13477 extras, 0, null, null, null); 13478 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13479 null, 0, packageName, null, null); 13480 } 13481 } 13482 // Force a gc here. 13483 Runtime.getRuntime().gc(); 13484 // Delete the resources here after sending the broadcast to let 13485 // other processes clean up before deleting resources. 13486 if (info.args != null) { 13487 synchronized (mInstallLock) { 13488 info.args.doPostDeleteLI(true); 13489 } 13490 } 13491 13492 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13493 } 13494 13495 class PackageRemovedInfo { 13496 String removedPackage; 13497 int uid = -1; 13498 int removedAppId = -1; 13499 int[] removedUsers = null; 13500 boolean isRemovedPackageSystemUpdate = false; 13501 // Clean up resources deleted packages. 13502 InstallArgs args = null; 13503 13504 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13505 Bundle extras = new Bundle(1); 13506 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13507 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13508 if (replacing) { 13509 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13510 } 13511 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13512 if (removedPackage != null) { 13513 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13514 extras, 0, null, null, removedUsers); 13515 if (fullRemove && !replacing) { 13516 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13517 extras, 0, null, null, removedUsers); 13518 } 13519 } 13520 if (removedAppId >= 0) { 13521 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13522 removedUsers); 13523 } 13524 } 13525 } 13526 13527 /* 13528 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13529 * flag is not set, the data directory is removed as well. 13530 * make sure this flag is set for partially installed apps. If not its meaningless to 13531 * delete a partially installed application. 13532 */ 13533 private void removePackageDataLI(PackageSetting ps, 13534 int[] allUserHandles, boolean[] perUserInstalled, 13535 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13536 String packageName = ps.name; 13537 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13538 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13539 // Retrieve object to delete permissions for shared user later on 13540 final PackageSetting deletedPs; 13541 // reader 13542 synchronized (mPackages) { 13543 deletedPs = mSettings.mPackages.get(packageName); 13544 if (outInfo != null) { 13545 outInfo.removedPackage = packageName; 13546 outInfo.removedUsers = deletedPs != null 13547 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13548 : null; 13549 } 13550 } 13551 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13552 removeDataDirsLI(ps.volumeUuid, packageName); 13553 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13554 } 13555 // writer 13556 synchronized (mPackages) { 13557 if (deletedPs != null) { 13558 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13559 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13560 clearDefaultBrowserIfNeeded(packageName); 13561 if (outInfo != null) { 13562 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13563 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13564 } 13565 updatePermissionsLPw(deletedPs.name, null, 0); 13566 if (deletedPs.sharedUser != null) { 13567 // Remove permissions associated with package. Since runtime 13568 // permissions are per user we have to kill the removed package 13569 // or packages running under the shared user of the removed 13570 // package if revoking the permissions requested only by the removed 13571 // package is successful and this causes a change in gids. 13572 for (int userId : UserManagerService.getInstance().getUserIds()) { 13573 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13574 userId); 13575 if (userIdToKill == UserHandle.USER_ALL 13576 || userIdToKill >= UserHandle.USER_SYSTEM) { 13577 // If gids changed for this user, kill all affected packages. 13578 mHandler.post(new Runnable() { 13579 @Override 13580 public void run() { 13581 // This has to happen with no lock held. 13582 killApplication(deletedPs.name, deletedPs.appId, 13583 KILL_APP_REASON_GIDS_CHANGED); 13584 } 13585 }); 13586 break; 13587 } 13588 } 13589 } 13590 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13591 } 13592 // make sure to preserve per-user disabled state if this removal was just 13593 // a downgrade of a system app to the factory package 13594 if (allUserHandles != null && perUserInstalled != null) { 13595 if (DEBUG_REMOVE) { 13596 Slog.d(TAG, "Propagating install state across downgrade"); 13597 } 13598 for (int i = 0; i < allUserHandles.length; i++) { 13599 if (DEBUG_REMOVE) { 13600 Slog.d(TAG, " user " + allUserHandles[i] 13601 + " => " + perUserInstalled[i]); 13602 } 13603 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13604 } 13605 } 13606 } 13607 // can downgrade to reader 13608 if (writeSettings) { 13609 // Save settings now 13610 mSettings.writeLPr(); 13611 } 13612 } 13613 if (outInfo != null) { 13614 // A user ID was deleted here. Go through all users and remove it 13615 // from KeyStore. 13616 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13617 } 13618 } 13619 13620 static boolean locationIsPrivileged(File path) { 13621 try { 13622 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13623 .getCanonicalPath(); 13624 return path.getCanonicalPath().startsWith(privilegedAppDir); 13625 } catch (IOException e) { 13626 Slog.e(TAG, "Unable to access code path " + path); 13627 } 13628 return false; 13629 } 13630 13631 /* 13632 * Tries to delete system package. 13633 */ 13634 private boolean deleteSystemPackageLI(PackageSetting newPs, 13635 int[] allUserHandles, boolean[] perUserInstalled, 13636 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13637 final boolean applyUserRestrictions 13638 = (allUserHandles != null) && (perUserInstalled != null); 13639 PackageSetting disabledPs = null; 13640 // Confirm if the system package has been updated 13641 // An updated system app can be deleted. This will also have to restore 13642 // the system pkg from system partition 13643 // reader 13644 synchronized (mPackages) { 13645 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13646 } 13647 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13648 + " disabledPs=" + disabledPs); 13649 if (disabledPs == null) { 13650 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13651 return false; 13652 } else if (DEBUG_REMOVE) { 13653 Slog.d(TAG, "Deleting system pkg from data partition"); 13654 } 13655 if (DEBUG_REMOVE) { 13656 if (applyUserRestrictions) { 13657 Slog.d(TAG, "Remembering install states:"); 13658 for (int i = 0; i < allUserHandles.length; i++) { 13659 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13660 } 13661 } 13662 } 13663 // Delete the updated package 13664 outInfo.isRemovedPackageSystemUpdate = true; 13665 if (disabledPs.versionCode < newPs.versionCode) { 13666 // Delete data for downgrades 13667 flags &= ~PackageManager.DELETE_KEEP_DATA; 13668 } else { 13669 // Preserve data by setting flag 13670 flags |= PackageManager.DELETE_KEEP_DATA; 13671 } 13672 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13673 allUserHandles, perUserInstalled, outInfo, writeSettings); 13674 if (!ret) { 13675 return false; 13676 } 13677 // writer 13678 synchronized (mPackages) { 13679 // Reinstate the old system package 13680 mSettings.enableSystemPackageLPw(newPs.name); 13681 // Remove any native libraries from the upgraded package. 13682 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13683 } 13684 // Install the system package 13685 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13686 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13687 if (locationIsPrivileged(disabledPs.codePath)) { 13688 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13689 } 13690 13691 final PackageParser.Package newPkg; 13692 try { 13693 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13694 } catch (PackageManagerException e) { 13695 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13696 return false; 13697 } 13698 13699 // writer 13700 synchronized (mPackages) { 13701 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13702 13703 // Propagate the permissions state as we do not want to drop on the floor 13704 // runtime permissions. The update permissions method below will take 13705 // care of removing obsolete permissions and grant install permissions. 13706 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13707 updatePermissionsLPw(newPkg.packageName, newPkg, 13708 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13709 13710 if (applyUserRestrictions) { 13711 if (DEBUG_REMOVE) { 13712 Slog.d(TAG, "Propagating install state across reinstall"); 13713 } 13714 for (int i = 0; i < allUserHandles.length; i++) { 13715 if (DEBUG_REMOVE) { 13716 Slog.d(TAG, " user " + allUserHandles[i] 13717 + " => " + perUserInstalled[i]); 13718 } 13719 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13720 13721 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13722 } 13723 // Regardless of writeSettings we need to ensure that this restriction 13724 // state propagation is persisted 13725 mSettings.writeAllUsersPackageRestrictionsLPr(); 13726 } 13727 // can downgrade to reader here 13728 if (writeSettings) { 13729 mSettings.writeLPr(); 13730 } 13731 } 13732 return true; 13733 } 13734 13735 private boolean deleteInstalledPackageLI(PackageSetting ps, 13736 boolean deleteCodeAndResources, int flags, 13737 int[] allUserHandles, boolean[] perUserInstalled, 13738 PackageRemovedInfo outInfo, boolean writeSettings) { 13739 if (outInfo != null) { 13740 outInfo.uid = ps.appId; 13741 } 13742 13743 // Delete package data from internal structures and also remove data if flag is set 13744 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13745 13746 // Delete application code and resources 13747 if (deleteCodeAndResources && (outInfo != null)) { 13748 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13749 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13750 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13751 } 13752 return true; 13753 } 13754 13755 @Override 13756 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13757 int userId) { 13758 mContext.enforceCallingOrSelfPermission( 13759 android.Manifest.permission.DELETE_PACKAGES, null); 13760 synchronized (mPackages) { 13761 PackageSetting ps = mSettings.mPackages.get(packageName); 13762 if (ps == null) { 13763 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13764 return false; 13765 } 13766 if (!ps.getInstalled(userId)) { 13767 // Can't block uninstall for an app that is not installed or enabled. 13768 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13769 return false; 13770 } 13771 ps.setBlockUninstall(blockUninstall, userId); 13772 mSettings.writePackageRestrictionsLPr(userId); 13773 } 13774 return true; 13775 } 13776 13777 @Override 13778 public boolean getBlockUninstallForUser(String packageName, int userId) { 13779 synchronized (mPackages) { 13780 PackageSetting ps = mSettings.mPackages.get(packageName); 13781 if (ps == null) { 13782 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13783 return false; 13784 } 13785 return ps.getBlockUninstall(userId); 13786 } 13787 } 13788 13789 @Override 13790 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13791 int callingUid = Binder.getCallingUid(); 13792 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13793 throw new SecurityException( 13794 "setRequiredForSystemUser can only be run by the system or root"); 13795 } 13796 synchronized (mPackages) { 13797 PackageSetting ps = mSettings.mPackages.get(packageName); 13798 if (ps == null) { 13799 Log.w(TAG, "Package doesn't exist: " + packageName); 13800 return false; 13801 } 13802 if (systemUserApp) { 13803 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13804 } else { 13805 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13806 } 13807 mSettings.writeLPr(); 13808 } 13809 return true; 13810 } 13811 13812 /* 13813 * This method handles package deletion in general 13814 */ 13815 private boolean deletePackageLI(String packageName, UserHandle user, 13816 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13817 int flags, PackageRemovedInfo outInfo, 13818 boolean writeSettings) { 13819 if (packageName == null) { 13820 Slog.w(TAG, "Attempt to delete null packageName."); 13821 return false; 13822 } 13823 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13824 PackageSetting ps; 13825 boolean dataOnly = false; 13826 int removeUser = -1; 13827 int appId = -1; 13828 synchronized (mPackages) { 13829 ps = mSettings.mPackages.get(packageName); 13830 if (ps == null) { 13831 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13832 return false; 13833 } 13834 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13835 && user.getIdentifier() != UserHandle.USER_ALL) { 13836 // The caller is asking that the package only be deleted for a single 13837 // user. To do this, we just mark its uninstalled state and delete 13838 // its data. If this is a system app, we only allow this to happen if 13839 // they have set the special DELETE_SYSTEM_APP which requests different 13840 // semantics than normal for uninstalling system apps. 13841 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13842 final int userId = user.getIdentifier(); 13843 ps.setUserState(userId, 13844 COMPONENT_ENABLED_STATE_DEFAULT, 13845 false, //installed 13846 true, //stopped 13847 true, //notLaunched 13848 false, //hidden 13849 false, //suspended 13850 null, null, null, 13851 false, // blockUninstall 13852 ps.readUserState(userId).domainVerificationStatus, 0); 13853 if (!isSystemApp(ps)) { 13854 // Do not uninstall the APK if an app should be cached 13855 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13856 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13857 // Other user still have this package installed, so all 13858 // we need to do is clear this user's data and save that 13859 // it is uninstalled. 13860 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13861 removeUser = user.getIdentifier(); 13862 appId = ps.appId; 13863 scheduleWritePackageRestrictionsLocked(removeUser); 13864 } else { 13865 // We need to set it back to 'installed' so the uninstall 13866 // broadcasts will be sent correctly. 13867 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13868 ps.setInstalled(true, user.getIdentifier()); 13869 } 13870 } else { 13871 // This is a system app, so we assume that the 13872 // other users still have this package installed, so all 13873 // we need to do is clear this user's data and save that 13874 // it is uninstalled. 13875 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13876 removeUser = user.getIdentifier(); 13877 appId = ps.appId; 13878 scheduleWritePackageRestrictionsLocked(removeUser); 13879 } 13880 } 13881 } 13882 13883 if (removeUser >= 0) { 13884 // From above, we determined that we are deleting this only 13885 // for a single user. Continue the work here. 13886 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13887 if (outInfo != null) { 13888 outInfo.removedPackage = packageName; 13889 outInfo.removedAppId = appId; 13890 outInfo.removedUsers = new int[] {removeUser}; 13891 } 13892 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13893 removeKeystoreDataIfNeeded(removeUser, appId); 13894 schedulePackageCleaning(packageName, removeUser, false); 13895 synchronized (mPackages) { 13896 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13897 scheduleWritePackageRestrictionsLocked(removeUser); 13898 } 13899 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13900 } 13901 return true; 13902 } 13903 13904 if (dataOnly) { 13905 // Delete application data first 13906 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13907 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13908 return true; 13909 } 13910 13911 boolean ret = false; 13912 if (isSystemApp(ps)) { 13913 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13914 // When an updated system application is deleted we delete the existing resources as well and 13915 // fall back to existing code in system partition 13916 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13917 flags, outInfo, writeSettings); 13918 } else { 13919 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13920 // Kill application pre-emptively especially for apps on sd. 13921 killApplication(packageName, ps.appId, "uninstall pkg"); 13922 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13923 allUserHandles, perUserInstalled, 13924 outInfo, writeSettings); 13925 } 13926 13927 return ret; 13928 } 13929 13930 private final static class ClearStorageConnection implements ServiceConnection { 13931 IMediaContainerService mContainerService; 13932 13933 @Override 13934 public void onServiceConnected(ComponentName name, IBinder service) { 13935 synchronized (this) { 13936 mContainerService = IMediaContainerService.Stub.asInterface(service); 13937 notifyAll(); 13938 } 13939 } 13940 13941 @Override 13942 public void onServiceDisconnected(ComponentName name) { 13943 } 13944 } 13945 13946 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13947 final boolean mounted; 13948 if (Environment.isExternalStorageEmulated()) { 13949 mounted = true; 13950 } else { 13951 final String status = Environment.getExternalStorageState(); 13952 13953 mounted = status.equals(Environment.MEDIA_MOUNTED) 13954 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13955 } 13956 13957 if (!mounted) { 13958 return; 13959 } 13960 13961 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13962 int[] users; 13963 if (userId == UserHandle.USER_ALL) { 13964 users = sUserManager.getUserIds(); 13965 } else { 13966 users = new int[] { userId }; 13967 } 13968 final ClearStorageConnection conn = new ClearStorageConnection(); 13969 if (mContext.bindServiceAsUser( 13970 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13971 try { 13972 for (int curUser : users) { 13973 long timeout = SystemClock.uptimeMillis() + 5000; 13974 synchronized (conn) { 13975 long now = SystemClock.uptimeMillis(); 13976 while (conn.mContainerService == null && now < timeout) { 13977 try { 13978 conn.wait(timeout - now); 13979 } catch (InterruptedException e) { 13980 } 13981 } 13982 } 13983 if (conn.mContainerService == null) { 13984 return; 13985 } 13986 13987 final UserEnvironment userEnv = new UserEnvironment(curUser); 13988 clearDirectory(conn.mContainerService, 13989 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13990 if (allData) { 13991 clearDirectory(conn.mContainerService, 13992 userEnv.buildExternalStorageAppDataDirs(packageName)); 13993 clearDirectory(conn.mContainerService, 13994 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13995 } 13996 } 13997 } finally { 13998 mContext.unbindService(conn); 13999 } 14000 } 14001 } 14002 14003 @Override 14004 public void clearApplicationUserData(final String packageName, 14005 final IPackageDataObserver observer, final int userId) { 14006 mContext.enforceCallingOrSelfPermission( 14007 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14008 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14009 // Queue up an async operation since the package deletion may take a little while. 14010 mHandler.post(new Runnable() { 14011 public void run() { 14012 mHandler.removeCallbacks(this); 14013 final boolean succeeded; 14014 synchronized (mInstallLock) { 14015 succeeded = clearApplicationUserDataLI(packageName, userId); 14016 } 14017 clearExternalStorageDataSync(packageName, userId, true); 14018 if (succeeded) { 14019 // invoke DeviceStorageMonitor's update method to clear any notifications 14020 DeviceStorageMonitorInternal 14021 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14022 if (dsm != null) { 14023 dsm.checkMemory(); 14024 } 14025 } 14026 if(observer != null) { 14027 try { 14028 observer.onRemoveCompleted(packageName, succeeded); 14029 } catch (RemoteException e) { 14030 Log.i(TAG, "Observer no longer exists."); 14031 } 14032 } //end if observer 14033 } //end run 14034 }); 14035 } 14036 14037 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14038 if (packageName == null) { 14039 Slog.w(TAG, "Attempt to delete null packageName."); 14040 return false; 14041 } 14042 14043 // Try finding details about the requested package 14044 PackageParser.Package pkg; 14045 synchronized (mPackages) { 14046 pkg = mPackages.get(packageName); 14047 if (pkg == null) { 14048 final PackageSetting ps = mSettings.mPackages.get(packageName); 14049 if (ps != null) { 14050 pkg = ps.pkg; 14051 } 14052 } 14053 14054 if (pkg == null) { 14055 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14056 return false; 14057 } 14058 14059 PackageSetting ps = (PackageSetting) pkg.mExtras; 14060 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14061 } 14062 14063 // Always delete data directories for package, even if we found no other 14064 // record of app. This helps users recover from UID mismatches without 14065 // resorting to a full data wipe. 14066 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14067 if (retCode < 0) { 14068 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14069 return false; 14070 } 14071 14072 final int appId = pkg.applicationInfo.uid; 14073 removeKeystoreDataIfNeeded(userId, appId); 14074 14075 // Create a native library symlink only if we have native libraries 14076 // and if the native libraries are 32 bit libraries. We do not provide 14077 // this symlink for 64 bit libraries. 14078 if (pkg.applicationInfo.primaryCpuAbi != null && 14079 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14080 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14081 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14082 nativeLibPath, userId) < 0) { 14083 Slog.w(TAG, "Failed linking native library dir"); 14084 return false; 14085 } 14086 } 14087 14088 return true; 14089 } 14090 14091 /** 14092 * Reverts user permission state changes (permissions and flags) in 14093 * all packages for a given user. 14094 * 14095 * @param userId The device user for which to do a reset. 14096 */ 14097 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14098 final int packageCount = mPackages.size(); 14099 for (int i = 0; i < packageCount; i++) { 14100 PackageParser.Package pkg = mPackages.valueAt(i); 14101 PackageSetting ps = (PackageSetting) pkg.mExtras; 14102 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14103 } 14104 } 14105 14106 /** 14107 * Reverts user permission state changes (permissions and flags). 14108 * 14109 * @param ps The package for which to reset. 14110 * @param userId The device user for which to do a reset. 14111 */ 14112 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14113 final PackageSetting ps, final int userId) { 14114 if (ps.pkg == null) { 14115 return; 14116 } 14117 14118 // These are flags that can change base on user actions. 14119 final int userSettableMask = FLAG_PERMISSION_USER_SET 14120 | FLAG_PERMISSION_USER_FIXED 14121 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14122 | FLAG_PERMISSION_REVIEW_REQUIRED; 14123 14124 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14125 | FLAG_PERMISSION_POLICY_FIXED; 14126 14127 boolean writeInstallPermissions = false; 14128 boolean writeRuntimePermissions = false; 14129 14130 final int permissionCount = ps.pkg.requestedPermissions.size(); 14131 for (int i = 0; i < permissionCount; i++) { 14132 String permission = ps.pkg.requestedPermissions.get(i); 14133 14134 BasePermission bp = mSettings.mPermissions.get(permission); 14135 if (bp == null) { 14136 continue; 14137 } 14138 14139 // If shared user we just reset the state to which only this app contributed. 14140 if (ps.sharedUser != null) { 14141 boolean used = false; 14142 final int packageCount = ps.sharedUser.packages.size(); 14143 for (int j = 0; j < packageCount; j++) { 14144 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14145 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14146 && pkg.pkg.requestedPermissions.contains(permission)) { 14147 used = true; 14148 break; 14149 } 14150 } 14151 if (used) { 14152 continue; 14153 } 14154 } 14155 14156 PermissionsState permissionsState = ps.getPermissionsState(); 14157 14158 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14159 14160 // Always clear the user settable flags. 14161 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14162 bp.name) != null; 14163 // If permission review is enabled and this is a legacy app, mark the 14164 // permission as requiring a review as this is the initial state. 14165 int flags = 0; 14166 if (Build.PERMISSIONS_REVIEW_REQUIRED 14167 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14168 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14169 } 14170 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14171 if (hasInstallState) { 14172 writeInstallPermissions = true; 14173 } else { 14174 writeRuntimePermissions = true; 14175 } 14176 } 14177 14178 // Below is only runtime permission handling. 14179 if (!bp.isRuntime()) { 14180 continue; 14181 } 14182 14183 // Never clobber system or policy. 14184 if ((oldFlags & policyOrSystemFlags) != 0) { 14185 continue; 14186 } 14187 14188 // If this permission was granted by default, make sure it is. 14189 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14190 if (permissionsState.grantRuntimePermission(bp, userId) 14191 != PERMISSION_OPERATION_FAILURE) { 14192 writeRuntimePermissions = true; 14193 } 14194 // If permission review is enabled the permissions for a legacy apps 14195 // are represented as constantly granted runtime ones, so don't revoke. 14196 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14197 // Otherwise, reset the permission. 14198 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14199 switch (revokeResult) { 14200 case PERMISSION_OPERATION_SUCCESS: { 14201 writeRuntimePermissions = true; 14202 } break; 14203 14204 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14205 writeRuntimePermissions = true; 14206 final int appId = ps.appId; 14207 mHandler.post(new Runnable() { 14208 @Override 14209 public void run() { 14210 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14211 } 14212 }); 14213 } break; 14214 } 14215 } 14216 } 14217 14218 // Synchronously write as we are taking permissions away. 14219 if (writeRuntimePermissions) { 14220 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14221 } 14222 14223 // Synchronously write as we are taking permissions away. 14224 if (writeInstallPermissions) { 14225 mSettings.writeLPr(); 14226 } 14227 } 14228 14229 /** 14230 * Remove entries from the keystore daemon. Will only remove it if the 14231 * {@code appId} is valid. 14232 */ 14233 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14234 if (appId < 0) { 14235 return; 14236 } 14237 14238 final KeyStore keyStore = KeyStore.getInstance(); 14239 if (keyStore != null) { 14240 if (userId == UserHandle.USER_ALL) { 14241 for (final int individual : sUserManager.getUserIds()) { 14242 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14243 } 14244 } else { 14245 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14246 } 14247 } else { 14248 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14249 } 14250 } 14251 14252 @Override 14253 public void deleteApplicationCacheFiles(final String packageName, 14254 final IPackageDataObserver observer) { 14255 mContext.enforceCallingOrSelfPermission( 14256 android.Manifest.permission.DELETE_CACHE_FILES, null); 14257 // Queue up an async operation since the package deletion may take a little while. 14258 final int userId = UserHandle.getCallingUserId(); 14259 mHandler.post(new Runnable() { 14260 public void run() { 14261 mHandler.removeCallbacks(this); 14262 final boolean succeded; 14263 synchronized (mInstallLock) { 14264 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14265 } 14266 clearExternalStorageDataSync(packageName, userId, false); 14267 if (observer != null) { 14268 try { 14269 observer.onRemoveCompleted(packageName, succeded); 14270 } catch (RemoteException e) { 14271 Log.i(TAG, "Observer no longer exists."); 14272 } 14273 } //end if observer 14274 } //end run 14275 }); 14276 } 14277 14278 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14279 if (packageName == null) { 14280 Slog.w(TAG, "Attempt to delete null packageName."); 14281 return false; 14282 } 14283 PackageParser.Package p; 14284 synchronized (mPackages) { 14285 p = mPackages.get(packageName); 14286 } 14287 if (p == null) { 14288 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14289 return false; 14290 } 14291 final ApplicationInfo applicationInfo = p.applicationInfo; 14292 if (applicationInfo == null) { 14293 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14294 return false; 14295 } 14296 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14297 if (retCode < 0) { 14298 Slog.w(TAG, "Couldn't remove cache files for package: " 14299 + packageName + " u" + userId); 14300 return false; 14301 } 14302 return true; 14303 } 14304 14305 @Override 14306 public void getPackageSizeInfo(final String packageName, int userHandle, 14307 final IPackageStatsObserver observer) { 14308 mContext.enforceCallingOrSelfPermission( 14309 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14310 if (packageName == null) { 14311 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14312 } 14313 14314 PackageStats stats = new PackageStats(packageName, userHandle); 14315 14316 /* 14317 * Queue up an async operation since the package measurement may take a 14318 * little while. 14319 */ 14320 Message msg = mHandler.obtainMessage(INIT_COPY); 14321 msg.obj = new MeasureParams(stats, observer); 14322 mHandler.sendMessage(msg); 14323 } 14324 14325 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14326 PackageStats pStats) { 14327 if (packageName == null) { 14328 Slog.w(TAG, "Attempt to get size of null packageName."); 14329 return false; 14330 } 14331 PackageParser.Package p; 14332 boolean dataOnly = false; 14333 String libDirRoot = null; 14334 String asecPath = null; 14335 PackageSetting ps = null; 14336 synchronized (mPackages) { 14337 p = mPackages.get(packageName); 14338 ps = mSettings.mPackages.get(packageName); 14339 if(p == null) { 14340 dataOnly = true; 14341 if((ps == null) || (ps.pkg == null)) { 14342 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14343 return false; 14344 } 14345 p = ps.pkg; 14346 } 14347 if (ps != null) { 14348 libDirRoot = ps.legacyNativeLibraryPathString; 14349 } 14350 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14351 final long token = Binder.clearCallingIdentity(); 14352 try { 14353 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14354 if (secureContainerId != null) { 14355 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14356 } 14357 } finally { 14358 Binder.restoreCallingIdentity(token); 14359 } 14360 } 14361 } 14362 String publicSrcDir = null; 14363 if(!dataOnly) { 14364 final ApplicationInfo applicationInfo = p.applicationInfo; 14365 if (applicationInfo == null) { 14366 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14367 return false; 14368 } 14369 if (p.isForwardLocked()) { 14370 publicSrcDir = applicationInfo.getBaseResourcePath(); 14371 } 14372 } 14373 // TODO: extend to measure size of split APKs 14374 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14375 // not just the first level. 14376 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14377 // just the primary. 14378 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14379 14380 String apkPath; 14381 File packageDir = new File(p.codePath); 14382 14383 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14384 apkPath = packageDir.getAbsolutePath(); 14385 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14386 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14387 libDirRoot = null; 14388 } 14389 } else { 14390 apkPath = p.baseCodePath; 14391 } 14392 14393 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14394 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14395 if (res < 0) { 14396 return false; 14397 } 14398 14399 // Fix-up for forward-locked applications in ASEC containers. 14400 if (!isExternal(p)) { 14401 pStats.codeSize += pStats.externalCodeSize; 14402 pStats.externalCodeSize = 0L; 14403 } 14404 14405 return true; 14406 } 14407 14408 14409 @Override 14410 public void addPackageToPreferred(String packageName) { 14411 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14412 } 14413 14414 @Override 14415 public void removePackageFromPreferred(String packageName) { 14416 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14417 } 14418 14419 @Override 14420 public List<PackageInfo> getPreferredPackages(int flags) { 14421 return new ArrayList<PackageInfo>(); 14422 } 14423 14424 private int getUidTargetSdkVersionLockedLPr(int uid) { 14425 Object obj = mSettings.getUserIdLPr(uid); 14426 if (obj instanceof SharedUserSetting) { 14427 final SharedUserSetting sus = (SharedUserSetting) obj; 14428 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14429 final Iterator<PackageSetting> it = sus.packages.iterator(); 14430 while (it.hasNext()) { 14431 final PackageSetting ps = it.next(); 14432 if (ps.pkg != null) { 14433 int v = ps.pkg.applicationInfo.targetSdkVersion; 14434 if (v < vers) vers = v; 14435 } 14436 } 14437 return vers; 14438 } else if (obj instanceof PackageSetting) { 14439 final PackageSetting ps = (PackageSetting) obj; 14440 if (ps.pkg != null) { 14441 return ps.pkg.applicationInfo.targetSdkVersion; 14442 } 14443 } 14444 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14445 } 14446 14447 @Override 14448 public void addPreferredActivity(IntentFilter filter, int match, 14449 ComponentName[] set, ComponentName activity, int userId) { 14450 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14451 "Adding preferred"); 14452 } 14453 14454 private void addPreferredActivityInternal(IntentFilter filter, int match, 14455 ComponentName[] set, ComponentName activity, boolean always, int userId, 14456 String opname) { 14457 // writer 14458 int callingUid = Binder.getCallingUid(); 14459 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14460 if (filter.countActions() == 0) { 14461 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14462 return; 14463 } 14464 synchronized (mPackages) { 14465 if (mContext.checkCallingOrSelfPermission( 14466 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14467 != PackageManager.PERMISSION_GRANTED) { 14468 if (getUidTargetSdkVersionLockedLPr(callingUid) 14469 < Build.VERSION_CODES.FROYO) { 14470 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14471 + callingUid); 14472 return; 14473 } 14474 mContext.enforceCallingOrSelfPermission( 14475 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14476 } 14477 14478 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14479 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14480 + userId + ":"); 14481 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14482 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14483 scheduleWritePackageRestrictionsLocked(userId); 14484 } 14485 } 14486 14487 @Override 14488 public void replacePreferredActivity(IntentFilter filter, int match, 14489 ComponentName[] set, ComponentName activity, int userId) { 14490 if (filter.countActions() != 1) { 14491 throw new IllegalArgumentException( 14492 "replacePreferredActivity expects filter to have only 1 action."); 14493 } 14494 if (filter.countDataAuthorities() != 0 14495 || filter.countDataPaths() != 0 14496 || filter.countDataSchemes() > 1 14497 || filter.countDataTypes() != 0) { 14498 throw new IllegalArgumentException( 14499 "replacePreferredActivity expects filter to have no data authorities, " + 14500 "paths, or types; and at most one scheme."); 14501 } 14502 14503 final int callingUid = Binder.getCallingUid(); 14504 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14505 synchronized (mPackages) { 14506 if (mContext.checkCallingOrSelfPermission( 14507 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14508 != PackageManager.PERMISSION_GRANTED) { 14509 if (getUidTargetSdkVersionLockedLPr(callingUid) 14510 < Build.VERSION_CODES.FROYO) { 14511 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14512 + Binder.getCallingUid()); 14513 return; 14514 } 14515 mContext.enforceCallingOrSelfPermission( 14516 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14517 } 14518 14519 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14520 if (pir != null) { 14521 // Get all of the existing entries that exactly match this filter. 14522 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14523 if (existing != null && existing.size() == 1) { 14524 PreferredActivity cur = existing.get(0); 14525 if (DEBUG_PREFERRED) { 14526 Slog.i(TAG, "Checking replace of preferred:"); 14527 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14528 if (!cur.mPref.mAlways) { 14529 Slog.i(TAG, " -- CUR; not mAlways!"); 14530 } else { 14531 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14532 Slog.i(TAG, " -- CUR: mSet=" 14533 + Arrays.toString(cur.mPref.mSetComponents)); 14534 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14535 Slog.i(TAG, " -- NEW: mMatch=" 14536 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14537 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14538 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14539 } 14540 } 14541 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14542 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14543 && cur.mPref.sameSet(set)) { 14544 // Setting the preferred activity to what it happens to be already 14545 if (DEBUG_PREFERRED) { 14546 Slog.i(TAG, "Replacing with same preferred activity " 14547 + cur.mPref.mShortComponent + " for user " 14548 + userId + ":"); 14549 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14550 } 14551 return; 14552 } 14553 } 14554 14555 if (existing != null) { 14556 if (DEBUG_PREFERRED) { 14557 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14558 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14559 } 14560 for (int i = 0; i < existing.size(); i++) { 14561 PreferredActivity pa = existing.get(i); 14562 if (DEBUG_PREFERRED) { 14563 Slog.i(TAG, "Removing existing preferred activity " 14564 + pa.mPref.mComponent + ":"); 14565 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14566 } 14567 pir.removeFilter(pa); 14568 } 14569 } 14570 } 14571 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14572 "Replacing preferred"); 14573 } 14574 } 14575 14576 @Override 14577 public void clearPackagePreferredActivities(String packageName) { 14578 final int uid = Binder.getCallingUid(); 14579 // writer 14580 synchronized (mPackages) { 14581 PackageParser.Package pkg = mPackages.get(packageName); 14582 if (pkg == null || pkg.applicationInfo.uid != uid) { 14583 if (mContext.checkCallingOrSelfPermission( 14584 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14585 != PackageManager.PERMISSION_GRANTED) { 14586 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14587 < Build.VERSION_CODES.FROYO) { 14588 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14589 + Binder.getCallingUid()); 14590 return; 14591 } 14592 mContext.enforceCallingOrSelfPermission( 14593 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14594 } 14595 } 14596 14597 int user = UserHandle.getCallingUserId(); 14598 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14599 scheduleWritePackageRestrictionsLocked(user); 14600 } 14601 } 14602 } 14603 14604 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14605 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14606 ArrayList<PreferredActivity> removed = null; 14607 boolean changed = false; 14608 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14609 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14610 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14611 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14612 continue; 14613 } 14614 Iterator<PreferredActivity> it = pir.filterIterator(); 14615 while (it.hasNext()) { 14616 PreferredActivity pa = it.next(); 14617 // Mark entry for removal only if it matches the package name 14618 // and the entry is of type "always". 14619 if (packageName == null || 14620 (pa.mPref.mComponent.getPackageName().equals(packageName) 14621 && pa.mPref.mAlways)) { 14622 if (removed == null) { 14623 removed = new ArrayList<PreferredActivity>(); 14624 } 14625 removed.add(pa); 14626 } 14627 } 14628 if (removed != null) { 14629 for (int j=0; j<removed.size(); j++) { 14630 PreferredActivity pa = removed.get(j); 14631 pir.removeFilter(pa); 14632 } 14633 changed = true; 14634 } 14635 } 14636 return changed; 14637 } 14638 14639 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14640 private void clearIntentFilterVerificationsLPw(int userId) { 14641 final int packageCount = mPackages.size(); 14642 for (int i = 0; i < packageCount; i++) { 14643 PackageParser.Package pkg = mPackages.valueAt(i); 14644 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14645 } 14646 } 14647 14648 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14649 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14650 if (userId == UserHandle.USER_ALL) { 14651 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14652 sUserManager.getUserIds())) { 14653 for (int oneUserId : sUserManager.getUserIds()) { 14654 scheduleWritePackageRestrictionsLocked(oneUserId); 14655 } 14656 } 14657 } else { 14658 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14659 scheduleWritePackageRestrictionsLocked(userId); 14660 } 14661 } 14662 } 14663 14664 void clearDefaultBrowserIfNeeded(String packageName) { 14665 for (int oneUserId : sUserManager.getUserIds()) { 14666 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14667 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14668 if (packageName.equals(defaultBrowserPackageName)) { 14669 setDefaultBrowserPackageName(null, oneUserId); 14670 } 14671 } 14672 } 14673 14674 @Override 14675 public void resetApplicationPreferences(int userId) { 14676 mContext.enforceCallingOrSelfPermission( 14677 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14678 // writer 14679 synchronized (mPackages) { 14680 final long identity = Binder.clearCallingIdentity(); 14681 try { 14682 clearPackagePreferredActivitiesLPw(null, userId); 14683 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14684 // TODO: We have to reset the default SMS and Phone. This requires 14685 // significant refactoring to keep all default apps in the package 14686 // manager (cleaner but more work) or have the services provide 14687 // callbacks to the package manager to request a default app reset. 14688 applyFactoryDefaultBrowserLPw(userId); 14689 clearIntentFilterVerificationsLPw(userId); 14690 primeDomainVerificationsLPw(userId); 14691 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14692 scheduleWritePackageRestrictionsLocked(userId); 14693 } finally { 14694 Binder.restoreCallingIdentity(identity); 14695 } 14696 } 14697 } 14698 14699 @Override 14700 public int getPreferredActivities(List<IntentFilter> outFilters, 14701 List<ComponentName> outActivities, String packageName) { 14702 14703 int num = 0; 14704 final int userId = UserHandle.getCallingUserId(); 14705 // reader 14706 synchronized (mPackages) { 14707 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14708 if (pir != null) { 14709 final Iterator<PreferredActivity> it = pir.filterIterator(); 14710 while (it.hasNext()) { 14711 final PreferredActivity pa = it.next(); 14712 if (packageName == null 14713 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14714 && pa.mPref.mAlways)) { 14715 if (outFilters != null) { 14716 outFilters.add(new IntentFilter(pa)); 14717 } 14718 if (outActivities != null) { 14719 outActivities.add(pa.mPref.mComponent); 14720 } 14721 } 14722 } 14723 } 14724 } 14725 14726 return num; 14727 } 14728 14729 @Override 14730 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14731 int userId) { 14732 int callingUid = Binder.getCallingUid(); 14733 if (callingUid != Process.SYSTEM_UID) { 14734 throw new SecurityException( 14735 "addPersistentPreferredActivity can only be run by the system"); 14736 } 14737 if (filter.countActions() == 0) { 14738 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14739 return; 14740 } 14741 synchronized (mPackages) { 14742 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14743 " :"); 14744 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14745 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14746 new PersistentPreferredActivity(filter, activity)); 14747 scheduleWritePackageRestrictionsLocked(userId); 14748 } 14749 } 14750 14751 @Override 14752 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14753 int callingUid = Binder.getCallingUid(); 14754 if (callingUid != Process.SYSTEM_UID) { 14755 throw new SecurityException( 14756 "clearPackagePersistentPreferredActivities can only be run by the system"); 14757 } 14758 ArrayList<PersistentPreferredActivity> removed = null; 14759 boolean changed = false; 14760 synchronized (mPackages) { 14761 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14762 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14763 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14764 .valueAt(i); 14765 if (userId != thisUserId) { 14766 continue; 14767 } 14768 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14769 while (it.hasNext()) { 14770 PersistentPreferredActivity ppa = it.next(); 14771 // Mark entry for removal only if it matches the package name. 14772 if (ppa.mComponent.getPackageName().equals(packageName)) { 14773 if (removed == null) { 14774 removed = new ArrayList<PersistentPreferredActivity>(); 14775 } 14776 removed.add(ppa); 14777 } 14778 } 14779 if (removed != null) { 14780 for (int j=0; j<removed.size(); j++) { 14781 PersistentPreferredActivity ppa = removed.get(j); 14782 ppir.removeFilter(ppa); 14783 } 14784 changed = true; 14785 } 14786 } 14787 14788 if (changed) { 14789 scheduleWritePackageRestrictionsLocked(userId); 14790 } 14791 } 14792 } 14793 14794 /** 14795 * Common machinery for picking apart a restored XML blob and passing 14796 * it to a caller-supplied functor to be applied to the running system. 14797 */ 14798 private void restoreFromXml(XmlPullParser parser, int userId, 14799 String expectedStartTag, BlobXmlRestorer functor) 14800 throws IOException, XmlPullParserException { 14801 int type; 14802 while ((type = parser.next()) != XmlPullParser.START_TAG 14803 && type != XmlPullParser.END_DOCUMENT) { 14804 } 14805 if (type != XmlPullParser.START_TAG) { 14806 // oops didn't find a start tag?! 14807 if (DEBUG_BACKUP) { 14808 Slog.e(TAG, "Didn't find start tag during restore"); 14809 } 14810 return; 14811 } 14812 14813 // this is supposed to be TAG_PREFERRED_BACKUP 14814 if (!expectedStartTag.equals(parser.getName())) { 14815 if (DEBUG_BACKUP) { 14816 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14817 } 14818 return; 14819 } 14820 14821 // skip interfering stuff, then we're aligned with the backing implementation 14822 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14823 functor.apply(parser, userId); 14824 } 14825 14826 private interface BlobXmlRestorer { 14827 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14828 } 14829 14830 /** 14831 * Non-Binder method, support for the backup/restore mechanism: write the 14832 * full set of preferred activities in its canonical XML format. Returns the 14833 * XML output as a byte array, or null if there is none. 14834 */ 14835 @Override 14836 public byte[] getPreferredActivityBackup(int userId) { 14837 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14838 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14839 } 14840 14841 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14842 try { 14843 final XmlSerializer serializer = new FastXmlSerializer(); 14844 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14845 serializer.startDocument(null, true); 14846 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14847 14848 synchronized (mPackages) { 14849 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14850 } 14851 14852 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14853 serializer.endDocument(); 14854 serializer.flush(); 14855 } catch (Exception e) { 14856 if (DEBUG_BACKUP) { 14857 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14858 } 14859 return null; 14860 } 14861 14862 return dataStream.toByteArray(); 14863 } 14864 14865 @Override 14866 public void restorePreferredActivities(byte[] backup, int userId) { 14867 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14868 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14869 } 14870 14871 try { 14872 final XmlPullParser parser = Xml.newPullParser(); 14873 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14874 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14875 new BlobXmlRestorer() { 14876 @Override 14877 public void apply(XmlPullParser parser, int userId) 14878 throws XmlPullParserException, IOException { 14879 synchronized (mPackages) { 14880 mSettings.readPreferredActivitiesLPw(parser, userId); 14881 } 14882 } 14883 } ); 14884 } catch (Exception e) { 14885 if (DEBUG_BACKUP) { 14886 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14887 } 14888 } 14889 } 14890 14891 /** 14892 * Non-Binder method, support for the backup/restore mechanism: write the 14893 * default browser (etc) settings in its canonical XML format. Returns the default 14894 * browser XML representation as a byte array, or null if there is none. 14895 */ 14896 @Override 14897 public byte[] getDefaultAppsBackup(int userId) { 14898 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14899 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14900 } 14901 14902 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14903 try { 14904 final XmlSerializer serializer = new FastXmlSerializer(); 14905 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14906 serializer.startDocument(null, true); 14907 serializer.startTag(null, TAG_DEFAULT_APPS); 14908 14909 synchronized (mPackages) { 14910 mSettings.writeDefaultAppsLPr(serializer, userId); 14911 } 14912 14913 serializer.endTag(null, TAG_DEFAULT_APPS); 14914 serializer.endDocument(); 14915 serializer.flush(); 14916 } catch (Exception e) { 14917 if (DEBUG_BACKUP) { 14918 Slog.e(TAG, "Unable to write default apps for backup", e); 14919 } 14920 return null; 14921 } 14922 14923 return dataStream.toByteArray(); 14924 } 14925 14926 @Override 14927 public void restoreDefaultApps(byte[] backup, int userId) { 14928 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14929 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14930 } 14931 14932 try { 14933 final XmlPullParser parser = Xml.newPullParser(); 14934 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14935 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14936 new BlobXmlRestorer() { 14937 @Override 14938 public void apply(XmlPullParser parser, int userId) 14939 throws XmlPullParserException, IOException { 14940 synchronized (mPackages) { 14941 mSettings.readDefaultAppsLPw(parser, userId); 14942 } 14943 } 14944 } ); 14945 } catch (Exception e) { 14946 if (DEBUG_BACKUP) { 14947 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14948 } 14949 } 14950 } 14951 14952 @Override 14953 public byte[] getIntentFilterVerificationBackup(int userId) { 14954 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14955 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14956 } 14957 14958 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14959 try { 14960 final XmlSerializer serializer = new FastXmlSerializer(); 14961 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14962 serializer.startDocument(null, true); 14963 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14964 14965 synchronized (mPackages) { 14966 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14967 } 14968 14969 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14970 serializer.endDocument(); 14971 serializer.flush(); 14972 } catch (Exception e) { 14973 if (DEBUG_BACKUP) { 14974 Slog.e(TAG, "Unable to write default apps for backup", e); 14975 } 14976 return null; 14977 } 14978 14979 return dataStream.toByteArray(); 14980 } 14981 14982 @Override 14983 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14984 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14985 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14986 } 14987 14988 try { 14989 final XmlPullParser parser = Xml.newPullParser(); 14990 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14991 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14992 new BlobXmlRestorer() { 14993 @Override 14994 public void apply(XmlPullParser parser, int userId) 14995 throws XmlPullParserException, IOException { 14996 synchronized (mPackages) { 14997 mSettings.readAllDomainVerificationsLPr(parser, userId); 14998 mSettings.writeLPr(); 14999 } 15000 } 15001 } ); 15002 } catch (Exception e) { 15003 if (DEBUG_BACKUP) { 15004 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15005 } 15006 } 15007 } 15008 15009 @Override 15010 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15011 int sourceUserId, int targetUserId, int flags) { 15012 mContext.enforceCallingOrSelfPermission( 15013 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15014 int callingUid = Binder.getCallingUid(); 15015 enforceOwnerRights(ownerPackage, callingUid); 15016 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15017 if (intentFilter.countActions() == 0) { 15018 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15019 return; 15020 } 15021 synchronized (mPackages) { 15022 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15023 ownerPackage, targetUserId, flags); 15024 CrossProfileIntentResolver resolver = 15025 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15026 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15027 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15028 if (existing != null) { 15029 int size = existing.size(); 15030 for (int i = 0; i < size; i++) { 15031 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15032 return; 15033 } 15034 } 15035 } 15036 resolver.addFilter(newFilter); 15037 scheduleWritePackageRestrictionsLocked(sourceUserId); 15038 } 15039 } 15040 15041 @Override 15042 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15043 mContext.enforceCallingOrSelfPermission( 15044 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15045 int callingUid = Binder.getCallingUid(); 15046 enforceOwnerRights(ownerPackage, callingUid); 15047 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15048 synchronized (mPackages) { 15049 CrossProfileIntentResolver resolver = 15050 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15051 ArraySet<CrossProfileIntentFilter> set = 15052 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15053 for (CrossProfileIntentFilter filter : set) { 15054 if (filter.getOwnerPackage().equals(ownerPackage)) { 15055 resolver.removeFilter(filter); 15056 } 15057 } 15058 scheduleWritePackageRestrictionsLocked(sourceUserId); 15059 } 15060 } 15061 15062 // Enforcing that callingUid is owning pkg on userId 15063 private void enforceOwnerRights(String pkg, int callingUid) { 15064 // The system owns everything. 15065 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15066 return; 15067 } 15068 int callingUserId = UserHandle.getUserId(callingUid); 15069 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15070 if (pi == null) { 15071 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15072 + callingUserId); 15073 } 15074 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15075 throw new SecurityException("Calling uid " + callingUid 15076 + " does not own package " + pkg); 15077 } 15078 } 15079 15080 @Override 15081 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15082 Intent intent = new Intent(Intent.ACTION_MAIN); 15083 intent.addCategory(Intent.CATEGORY_HOME); 15084 15085 final int callingUserId = UserHandle.getCallingUserId(); 15086 List<ResolveInfo> list = queryIntentActivities(intent, null, 15087 PackageManager.GET_META_DATA, callingUserId); 15088 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15089 true, false, false, callingUserId); 15090 15091 allHomeCandidates.clear(); 15092 if (list != null) { 15093 for (ResolveInfo ri : list) { 15094 allHomeCandidates.add(ri); 15095 } 15096 } 15097 return (preferred == null || preferred.activityInfo == null) 15098 ? null 15099 : new ComponentName(preferred.activityInfo.packageName, 15100 preferred.activityInfo.name); 15101 } 15102 15103 @Override 15104 public void setApplicationEnabledSetting(String appPackageName, 15105 int newState, int flags, int userId, String callingPackage) { 15106 if (!sUserManager.exists(userId)) return; 15107 if (callingPackage == null) { 15108 callingPackage = Integer.toString(Binder.getCallingUid()); 15109 } 15110 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15111 } 15112 15113 @Override 15114 public void setComponentEnabledSetting(ComponentName componentName, 15115 int newState, int flags, int userId) { 15116 if (!sUserManager.exists(userId)) return; 15117 setEnabledSetting(componentName.getPackageName(), 15118 componentName.getClassName(), newState, flags, userId, null); 15119 } 15120 15121 private void setEnabledSetting(final String packageName, String className, int newState, 15122 final int flags, int userId, String callingPackage) { 15123 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15124 || newState == COMPONENT_ENABLED_STATE_ENABLED 15125 || newState == COMPONENT_ENABLED_STATE_DISABLED 15126 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15127 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15128 throw new IllegalArgumentException("Invalid new component state: " 15129 + newState); 15130 } 15131 PackageSetting pkgSetting; 15132 final int uid = Binder.getCallingUid(); 15133 final int permission = mContext.checkCallingOrSelfPermission( 15134 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15135 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15136 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15137 boolean sendNow = false; 15138 boolean isApp = (className == null); 15139 String componentName = isApp ? packageName : className; 15140 int packageUid = -1; 15141 ArrayList<String> components; 15142 15143 // writer 15144 synchronized (mPackages) { 15145 pkgSetting = mSettings.mPackages.get(packageName); 15146 if (pkgSetting == null) { 15147 if (className == null) { 15148 throw new IllegalArgumentException( 15149 "Unknown package: " + packageName); 15150 } 15151 throw new IllegalArgumentException( 15152 "Unknown component: " + packageName 15153 + "/" + className); 15154 } 15155 // Allow root and verify that userId is not being specified by a different user 15156 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15157 throw new SecurityException( 15158 "Permission Denial: attempt to change component state from pid=" 15159 + Binder.getCallingPid() 15160 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15161 } 15162 if (className == null) { 15163 // We're dealing with an application/package level state change 15164 if (pkgSetting.getEnabled(userId) == newState) { 15165 // Nothing to do 15166 return; 15167 } 15168 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15169 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15170 // Don't care about who enables an app. 15171 callingPackage = null; 15172 } 15173 pkgSetting.setEnabled(newState, userId, callingPackage); 15174 // pkgSetting.pkg.mSetEnabled = newState; 15175 } else { 15176 // We're dealing with a component level state change 15177 // First, verify that this is a valid class name. 15178 PackageParser.Package pkg = pkgSetting.pkg; 15179 if (pkg == null || !pkg.hasComponentClassName(className)) { 15180 if (pkg != null && 15181 pkg.applicationInfo.targetSdkVersion >= 15182 Build.VERSION_CODES.JELLY_BEAN) { 15183 throw new IllegalArgumentException("Component class " + className 15184 + " does not exist in " + packageName); 15185 } else { 15186 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15187 + className + " does not exist in " + packageName); 15188 } 15189 } 15190 switch (newState) { 15191 case COMPONENT_ENABLED_STATE_ENABLED: 15192 if (!pkgSetting.enableComponentLPw(className, userId)) { 15193 return; 15194 } 15195 break; 15196 case COMPONENT_ENABLED_STATE_DISABLED: 15197 if (!pkgSetting.disableComponentLPw(className, userId)) { 15198 return; 15199 } 15200 break; 15201 case COMPONENT_ENABLED_STATE_DEFAULT: 15202 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15203 return; 15204 } 15205 break; 15206 default: 15207 Slog.e(TAG, "Invalid new component state: " + newState); 15208 return; 15209 } 15210 } 15211 scheduleWritePackageRestrictionsLocked(userId); 15212 components = mPendingBroadcasts.get(userId, packageName); 15213 final boolean newPackage = components == null; 15214 if (newPackage) { 15215 components = new ArrayList<String>(); 15216 } 15217 if (!components.contains(componentName)) { 15218 components.add(componentName); 15219 } 15220 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15221 sendNow = true; 15222 // Purge entry from pending broadcast list if another one exists already 15223 // since we are sending one right away. 15224 mPendingBroadcasts.remove(userId, packageName); 15225 } else { 15226 if (newPackage) { 15227 mPendingBroadcasts.put(userId, packageName, components); 15228 } 15229 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15230 // Schedule a message 15231 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15232 } 15233 } 15234 } 15235 15236 long callingId = Binder.clearCallingIdentity(); 15237 try { 15238 if (sendNow) { 15239 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15240 sendPackageChangedBroadcast(packageName, 15241 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15242 } 15243 } finally { 15244 Binder.restoreCallingIdentity(callingId); 15245 } 15246 } 15247 15248 private void sendPackageChangedBroadcast(String packageName, 15249 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15250 if (DEBUG_INSTALL) 15251 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15252 + componentNames); 15253 Bundle extras = new Bundle(4); 15254 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15255 String nameList[] = new String[componentNames.size()]; 15256 componentNames.toArray(nameList); 15257 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15258 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15259 extras.putInt(Intent.EXTRA_UID, packageUid); 15260 // If this is not reporting a change of the overall package, then only send it 15261 // to registered receivers. We don't want to launch a swath of apps for every 15262 // little component state change. 15263 final int flags = !componentNames.contains(packageName) 15264 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15265 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15266 new int[] {UserHandle.getUserId(packageUid)}); 15267 } 15268 15269 @Override 15270 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15271 if (!sUserManager.exists(userId)) return; 15272 final int uid = Binder.getCallingUid(); 15273 final int permission = mContext.checkCallingOrSelfPermission( 15274 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15275 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15276 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15277 // writer 15278 synchronized (mPackages) { 15279 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15280 allowedByPermission, uid, userId)) { 15281 scheduleWritePackageRestrictionsLocked(userId); 15282 } 15283 } 15284 } 15285 15286 @Override 15287 public String getInstallerPackageName(String packageName) { 15288 // reader 15289 synchronized (mPackages) { 15290 return mSettings.getInstallerPackageNameLPr(packageName); 15291 } 15292 } 15293 15294 @Override 15295 public int getApplicationEnabledSetting(String packageName, int userId) { 15296 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15297 int uid = Binder.getCallingUid(); 15298 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15299 // reader 15300 synchronized (mPackages) { 15301 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15302 } 15303 } 15304 15305 @Override 15306 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15307 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15308 int uid = Binder.getCallingUid(); 15309 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15310 // reader 15311 synchronized (mPackages) { 15312 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15313 } 15314 } 15315 15316 @Override 15317 public void enterSafeMode() { 15318 enforceSystemOrRoot("Only the system can request entering safe mode"); 15319 15320 if (!mSystemReady) { 15321 mSafeMode = true; 15322 } 15323 } 15324 15325 @Override 15326 public void systemReady() { 15327 mSystemReady = true; 15328 15329 // Read the compatibilty setting when the system is ready. 15330 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15331 mContext.getContentResolver(), 15332 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15333 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15334 if (DEBUG_SETTINGS) { 15335 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15336 } 15337 15338 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15339 15340 synchronized (mPackages) { 15341 // Verify that all of the preferred activity components actually 15342 // exist. It is possible for applications to be updated and at 15343 // that point remove a previously declared activity component that 15344 // had been set as a preferred activity. We try to clean this up 15345 // the next time we encounter that preferred activity, but it is 15346 // possible for the user flow to never be able to return to that 15347 // situation so here we do a sanity check to make sure we haven't 15348 // left any junk around. 15349 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15350 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15351 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15352 removed.clear(); 15353 for (PreferredActivity pa : pir.filterSet()) { 15354 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15355 removed.add(pa); 15356 } 15357 } 15358 if (removed.size() > 0) { 15359 for (int r=0; r<removed.size(); r++) { 15360 PreferredActivity pa = removed.get(r); 15361 Slog.w(TAG, "Removing dangling preferred activity: " 15362 + pa.mPref.mComponent); 15363 pir.removeFilter(pa); 15364 } 15365 mSettings.writePackageRestrictionsLPr( 15366 mSettings.mPreferredActivities.keyAt(i)); 15367 } 15368 } 15369 15370 for (int userId : UserManagerService.getInstance().getUserIds()) { 15371 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15372 grantPermissionsUserIds = ArrayUtils.appendInt( 15373 grantPermissionsUserIds, userId); 15374 } 15375 } 15376 } 15377 sUserManager.systemReady(); 15378 15379 // If we upgraded grant all default permissions before kicking off. 15380 for (int userId : grantPermissionsUserIds) { 15381 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15382 } 15383 15384 // Kick off any messages waiting for system ready 15385 if (mPostSystemReadyMessages != null) { 15386 for (Message msg : mPostSystemReadyMessages) { 15387 msg.sendToTarget(); 15388 } 15389 mPostSystemReadyMessages = null; 15390 } 15391 15392 // Watch for external volumes that come and go over time 15393 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15394 storage.registerListener(mStorageListener); 15395 15396 mInstallerService.systemReady(); 15397 mPackageDexOptimizer.systemReady(); 15398 15399 MountServiceInternal mountServiceInternal = LocalServices.getService( 15400 MountServiceInternal.class); 15401 mountServiceInternal.addExternalStoragePolicy( 15402 new MountServiceInternal.ExternalStorageMountPolicy() { 15403 @Override 15404 public int getMountMode(int uid, String packageName) { 15405 if (Process.isIsolated(uid)) { 15406 return Zygote.MOUNT_EXTERNAL_NONE; 15407 } 15408 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15409 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15410 } 15411 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15412 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15413 } 15414 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15415 return Zygote.MOUNT_EXTERNAL_READ; 15416 } 15417 return Zygote.MOUNT_EXTERNAL_WRITE; 15418 } 15419 15420 @Override 15421 public boolean hasExternalStorage(int uid, String packageName) { 15422 return true; 15423 } 15424 }); 15425 } 15426 15427 @Override 15428 public boolean isSafeMode() { 15429 return mSafeMode; 15430 } 15431 15432 @Override 15433 public boolean hasSystemUidErrors() { 15434 return mHasSystemUidErrors; 15435 } 15436 15437 static String arrayToString(int[] array) { 15438 StringBuffer buf = new StringBuffer(128); 15439 buf.append('['); 15440 if (array != null) { 15441 for (int i=0; i<array.length; i++) { 15442 if (i > 0) buf.append(", "); 15443 buf.append(array[i]); 15444 } 15445 } 15446 buf.append(']'); 15447 return buf.toString(); 15448 } 15449 15450 static class DumpState { 15451 public static final int DUMP_LIBS = 1 << 0; 15452 public static final int DUMP_FEATURES = 1 << 1; 15453 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15454 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15455 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15456 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15457 public static final int DUMP_PERMISSIONS = 1 << 6; 15458 public static final int DUMP_PACKAGES = 1 << 7; 15459 public static final int DUMP_SHARED_USERS = 1 << 8; 15460 public static final int DUMP_MESSAGES = 1 << 9; 15461 public static final int DUMP_PROVIDERS = 1 << 10; 15462 public static final int DUMP_VERIFIERS = 1 << 11; 15463 public static final int DUMP_PREFERRED = 1 << 12; 15464 public static final int DUMP_PREFERRED_XML = 1 << 13; 15465 public static final int DUMP_KEYSETS = 1 << 14; 15466 public static final int DUMP_VERSION = 1 << 15; 15467 public static final int DUMP_INSTALLS = 1 << 16; 15468 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15469 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15470 15471 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15472 15473 private int mTypes; 15474 15475 private int mOptions; 15476 15477 private boolean mTitlePrinted; 15478 15479 private SharedUserSetting mSharedUser; 15480 15481 public boolean isDumping(int type) { 15482 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15483 return true; 15484 } 15485 15486 return (mTypes & type) != 0; 15487 } 15488 15489 public void setDump(int type) { 15490 mTypes |= type; 15491 } 15492 15493 public boolean isOptionEnabled(int option) { 15494 return (mOptions & option) != 0; 15495 } 15496 15497 public void setOptionEnabled(int option) { 15498 mOptions |= option; 15499 } 15500 15501 public boolean onTitlePrinted() { 15502 final boolean printed = mTitlePrinted; 15503 mTitlePrinted = true; 15504 return printed; 15505 } 15506 15507 public boolean getTitlePrinted() { 15508 return mTitlePrinted; 15509 } 15510 15511 public void setTitlePrinted(boolean enabled) { 15512 mTitlePrinted = enabled; 15513 } 15514 15515 public SharedUserSetting getSharedUser() { 15516 return mSharedUser; 15517 } 15518 15519 public void setSharedUser(SharedUserSetting user) { 15520 mSharedUser = user; 15521 } 15522 } 15523 15524 @Override 15525 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15526 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15527 (new PackageManagerShellCommand(this)).exec( 15528 this, in, out, err, args, resultReceiver); 15529 } 15530 15531 @Override 15532 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15533 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15534 != PackageManager.PERMISSION_GRANTED) { 15535 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15536 + Binder.getCallingPid() 15537 + ", uid=" + Binder.getCallingUid() 15538 + " without permission " 15539 + android.Manifest.permission.DUMP); 15540 return; 15541 } 15542 15543 DumpState dumpState = new DumpState(); 15544 boolean fullPreferred = false; 15545 boolean checkin = false; 15546 15547 String packageName = null; 15548 ArraySet<String> permissionNames = null; 15549 15550 int opti = 0; 15551 while (opti < args.length) { 15552 String opt = args[opti]; 15553 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15554 break; 15555 } 15556 opti++; 15557 15558 if ("-a".equals(opt)) { 15559 // Right now we only know how to print all. 15560 } else if ("-h".equals(opt)) { 15561 pw.println("Package manager dump options:"); 15562 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15563 pw.println(" --checkin: dump for a checkin"); 15564 pw.println(" -f: print details of intent filters"); 15565 pw.println(" -h: print this help"); 15566 pw.println(" cmd may be one of:"); 15567 pw.println(" l[ibraries]: list known shared libraries"); 15568 pw.println(" f[eatures]: list device features"); 15569 pw.println(" k[eysets]: print known keysets"); 15570 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15571 pw.println(" perm[issions]: dump permissions"); 15572 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15573 pw.println(" pref[erred]: print preferred package settings"); 15574 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15575 pw.println(" prov[iders]: dump content providers"); 15576 pw.println(" p[ackages]: dump installed packages"); 15577 pw.println(" s[hared-users]: dump shared user IDs"); 15578 pw.println(" m[essages]: print collected runtime messages"); 15579 pw.println(" v[erifiers]: print package verifier info"); 15580 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15581 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15582 pw.println(" version: print database version info"); 15583 pw.println(" write: write current settings now"); 15584 pw.println(" installs: details about install sessions"); 15585 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15586 pw.println(" <package.name>: info about given package"); 15587 return; 15588 } else if ("--checkin".equals(opt)) { 15589 checkin = true; 15590 } else if ("-f".equals(opt)) { 15591 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15592 } else { 15593 pw.println("Unknown argument: " + opt + "; use -h for help"); 15594 } 15595 } 15596 15597 // Is the caller requesting to dump a particular piece of data? 15598 if (opti < args.length) { 15599 String cmd = args[opti]; 15600 opti++; 15601 // Is this a package name? 15602 if ("android".equals(cmd) || cmd.contains(".")) { 15603 packageName = cmd; 15604 // When dumping a single package, we always dump all of its 15605 // filter information since the amount of data will be reasonable. 15606 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15607 } else if ("check-permission".equals(cmd)) { 15608 if (opti >= args.length) { 15609 pw.println("Error: check-permission missing permission argument"); 15610 return; 15611 } 15612 String perm = args[opti]; 15613 opti++; 15614 if (opti >= args.length) { 15615 pw.println("Error: check-permission missing package argument"); 15616 return; 15617 } 15618 String pkg = args[opti]; 15619 opti++; 15620 int user = UserHandle.getUserId(Binder.getCallingUid()); 15621 if (opti < args.length) { 15622 try { 15623 user = Integer.parseInt(args[opti]); 15624 } catch (NumberFormatException e) { 15625 pw.println("Error: check-permission user argument is not a number: " 15626 + args[opti]); 15627 return; 15628 } 15629 } 15630 pw.println(checkPermission(perm, pkg, user)); 15631 return; 15632 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15633 dumpState.setDump(DumpState.DUMP_LIBS); 15634 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15635 dumpState.setDump(DumpState.DUMP_FEATURES); 15636 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15637 if (opti >= args.length) { 15638 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15639 | DumpState.DUMP_SERVICE_RESOLVERS 15640 | DumpState.DUMP_RECEIVER_RESOLVERS 15641 | DumpState.DUMP_CONTENT_RESOLVERS); 15642 } else { 15643 while (opti < args.length) { 15644 String name = args[opti]; 15645 if ("a".equals(name) || "activity".equals(name)) { 15646 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15647 } else if ("s".equals(name) || "service".equals(name)) { 15648 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15649 } else if ("r".equals(name) || "receiver".equals(name)) { 15650 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15651 } else if ("c".equals(name) || "content".equals(name)) { 15652 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15653 } else { 15654 pw.println("Error: unknown resolver table type: " + name); 15655 return; 15656 } 15657 opti++; 15658 } 15659 } 15660 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15661 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15662 } else if ("permission".equals(cmd)) { 15663 if (opti >= args.length) { 15664 pw.println("Error: permission requires permission name"); 15665 return; 15666 } 15667 permissionNames = new ArraySet<>(); 15668 while (opti < args.length) { 15669 permissionNames.add(args[opti]); 15670 opti++; 15671 } 15672 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15673 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15674 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15675 dumpState.setDump(DumpState.DUMP_PREFERRED); 15676 } else if ("preferred-xml".equals(cmd)) { 15677 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15678 if (opti < args.length && "--full".equals(args[opti])) { 15679 fullPreferred = true; 15680 opti++; 15681 } 15682 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15683 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15684 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15685 dumpState.setDump(DumpState.DUMP_PACKAGES); 15686 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15687 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15688 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15689 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15690 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15691 dumpState.setDump(DumpState.DUMP_MESSAGES); 15692 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15693 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15694 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15695 || "intent-filter-verifiers".equals(cmd)) { 15696 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15697 } else if ("version".equals(cmd)) { 15698 dumpState.setDump(DumpState.DUMP_VERSION); 15699 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15700 dumpState.setDump(DumpState.DUMP_KEYSETS); 15701 } else if ("installs".equals(cmd)) { 15702 dumpState.setDump(DumpState.DUMP_INSTALLS); 15703 } else if ("write".equals(cmd)) { 15704 synchronized (mPackages) { 15705 mSettings.writeLPr(); 15706 pw.println("Settings written."); 15707 return; 15708 } 15709 } 15710 } 15711 15712 if (checkin) { 15713 pw.println("vers,1"); 15714 } 15715 15716 // reader 15717 synchronized (mPackages) { 15718 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15719 if (!checkin) { 15720 if (dumpState.onTitlePrinted()) 15721 pw.println(); 15722 pw.println("Database versions:"); 15723 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15724 } 15725 } 15726 15727 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15728 if (!checkin) { 15729 if (dumpState.onTitlePrinted()) 15730 pw.println(); 15731 pw.println("Verifiers:"); 15732 pw.print(" Required: "); 15733 pw.print(mRequiredVerifierPackage); 15734 pw.print(" (uid="); 15735 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15736 pw.println(")"); 15737 } else if (mRequiredVerifierPackage != null) { 15738 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15739 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15740 } 15741 } 15742 15743 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15744 packageName == null) { 15745 if (mIntentFilterVerifierComponent != null) { 15746 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15747 if (!checkin) { 15748 if (dumpState.onTitlePrinted()) 15749 pw.println(); 15750 pw.println("Intent Filter Verifier:"); 15751 pw.print(" Using: "); 15752 pw.print(verifierPackageName); 15753 pw.print(" (uid="); 15754 pw.print(getPackageUid(verifierPackageName, 0)); 15755 pw.println(")"); 15756 } else if (verifierPackageName != null) { 15757 pw.print("ifv,"); pw.print(verifierPackageName); 15758 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15759 } 15760 } else { 15761 pw.println(); 15762 pw.println("No Intent Filter Verifier available!"); 15763 } 15764 } 15765 15766 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15767 boolean printedHeader = false; 15768 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15769 while (it.hasNext()) { 15770 String name = it.next(); 15771 SharedLibraryEntry ent = mSharedLibraries.get(name); 15772 if (!checkin) { 15773 if (!printedHeader) { 15774 if (dumpState.onTitlePrinted()) 15775 pw.println(); 15776 pw.println("Libraries:"); 15777 printedHeader = true; 15778 } 15779 pw.print(" "); 15780 } else { 15781 pw.print("lib,"); 15782 } 15783 pw.print(name); 15784 if (!checkin) { 15785 pw.print(" -> "); 15786 } 15787 if (ent.path != null) { 15788 if (!checkin) { 15789 pw.print("(jar) "); 15790 pw.print(ent.path); 15791 } else { 15792 pw.print(",jar,"); 15793 pw.print(ent.path); 15794 } 15795 } else { 15796 if (!checkin) { 15797 pw.print("(apk) "); 15798 pw.print(ent.apk); 15799 } else { 15800 pw.print(",apk,"); 15801 pw.print(ent.apk); 15802 } 15803 } 15804 pw.println(); 15805 } 15806 } 15807 15808 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15809 if (dumpState.onTitlePrinted()) 15810 pw.println(); 15811 if (!checkin) { 15812 pw.println("Features:"); 15813 } 15814 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15815 while (it.hasNext()) { 15816 String name = it.next(); 15817 if (!checkin) { 15818 pw.print(" "); 15819 } else { 15820 pw.print("feat,"); 15821 } 15822 pw.println(name); 15823 } 15824 } 15825 15826 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15827 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15828 : "Activity Resolver Table:", " ", packageName, 15829 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15830 dumpState.setTitlePrinted(true); 15831 } 15832 } 15833 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15834 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15835 : "Receiver Resolver Table:", " ", packageName, 15836 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15837 dumpState.setTitlePrinted(true); 15838 } 15839 } 15840 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15841 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15842 : "Service Resolver Table:", " ", packageName, 15843 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15844 dumpState.setTitlePrinted(true); 15845 } 15846 } 15847 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15848 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15849 : "Provider Resolver Table:", " ", packageName, 15850 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15851 dumpState.setTitlePrinted(true); 15852 } 15853 } 15854 15855 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15856 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15857 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15858 int user = mSettings.mPreferredActivities.keyAt(i); 15859 if (pir.dump(pw, 15860 dumpState.getTitlePrinted() 15861 ? "\nPreferred Activities User " + user + ":" 15862 : "Preferred Activities User " + user + ":", " ", 15863 packageName, true, false)) { 15864 dumpState.setTitlePrinted(true); 15865 } 15866 } 15867 } 15868 15869 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15870 pw.flush(); 15871 FileOutputStream fout = new FileOutputStream(fd); 15872 BufferedOutputStream str = new BufferedOutputStream(fout); 15873 XmlSerializer serializer = new FastXmlSerializer(); 15874 try { 15875 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15876 serializer.startDocument(null, true); 15877 serializer.setFeature( 15878 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15879 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15880 serializer.endDocument(); 15881 serializer.flush(); 15882 } catch (IllegalArgumentException e) { 15883 pw.println("Failed writing: " + e); 15884 } catch (IllegalStateException e) { 15885 pw.println("Failed writing: " + e); 15886 } catch (IOException e) { 15887 pw.println("Failed writing: " + e); 15888 } 15889 } 15890 15891 if (!checkin 15892 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15893 && packageName == null) { 15894 pw.println(); 15895 int count = mSettings.mPackages.size(); 15896 if (count == 0) { 15897 pw.println("No applications!"); 15898 pw.println(); 15899 } else { 15900 final String prefix = " "; 15901 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15902 if (allPackageSettings.size() == 0) { 15903 pw.println("No domain preferred apps!"); 15904 pw.println(); 15905 } else { 15906 pw.println("App verification status:"); 15907 pw.println(); 15908 count = 0; 15909 for (PackageSetting ps : allPackageSettings) { 15910 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15911 if (ivi == null || ivi.getPackageName() == null) continue; 15912 pw.println(prefix + "Package: " + ivi.getPackageName()); 15913 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15914 pw.println(prefix + "Status: " + ivi.getStatusString()); 15915 pw.println(); 15916 count++; 15917 } 15918 if (count == 0) { 15919 pw.println(prefix + "No app verification established."); 15920 pw.println(); 15921 } 15922 for (int userId : sUserManager.getUserIds()) { 15923 pw.println("App linkages for user " + userId + ":"); 15924 pw.println(); 15925 count = 0; 15926 for (PackageSetting ps : allPackageSettings) { 15927 final long status = ps.getDomainVerificationStatusForUser(userId); 15928 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15929 continue; 15930 } 15931 pw.println(prefix + "Package: " + ps.name); 15932 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15933 String statusStr = IntentFilterVerificationInfo. 15934 getStatusStringFromValue(status); 15935 pw.println(prefix + "Status: " + statusStr); 15936 pw.println(); 15937 count++; 15938 } 15939 if (count == 0) { 15940 pw.println(prefix + "No configured app linkages."); 15941 pw.println(); 15942 } 15943 } 15944 } 15945 } 15946 } 15947 15948 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15949 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15950 if (packageName == null && permissionNames == null) { 15951 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15952 if (iperm == 0) { 15953 if (dumpState.onTitlePrinted()) 15954 pw.println(); 15955 pw.println("AppOp Permissions:"); 15956 } 15957 pw.print(" AppOp Permission "); 15958 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15959 pw.println(":"); 15960 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15961 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15962 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15963 } 15964 } 15965 } 15966 } 15967 15968 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15969 boolean printedSomething = false; 15970 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15971 if (packageName != null && !packageName.equals(p.info.packageName)) { 15972 continue; 15973 } 15974 if (!printedSomething) { 15975 if (dumpState.onTitlePrinted()) 15976 pw.println(); 15977 pw.println("Registered ContentProviders:"); 15978 printedSomething = true; 15979 } 15980 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15981 pw.print(" "); pw.println(p.toString()); 15982 } 15983 printedSomething = false; 15984 for (Map.Entry<String, PackageParser.Provider> entry : 15985 mProvidersByAuthority.entrySet()) { 15986 PackageParser.Provider p = entry.getValue(); 15987 if (packageName != null && !packageName.equals(p.info.packageName)) { 15988 continue; 15989 } 15990 if (!printedSomething) { 15991 if (dumpState.onTitlePrinted()) 15992 pw.println(); 15993 pw.println("ContentProvider Authorities:"); 15994 printedSomething = true; 15995 } 15996 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15997 pw.print(" "); pw.println(p.toString()); 15998 if (p.info != null && p.info.applicationInfo != null) { 15999 final String appInfo = p.info.applicationInfo.toString(); 16000 pw.print(" applicationInfo="); pw.println(appInfo); 16001 } 16002 } 16003 } 16004 16005 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16006 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16007 } 16008 16009 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16010 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16011 } 16012 16013 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16014 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16015 } 16016 16017 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16018 // XXX should handle packageName != null by dumping only install data that 16019 // the given package is involved with. 16020 if (dumpState.onTitlePrinted()) pw.println(); 16021 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16022 } 16023 16024 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16025 if (dumpState.onTitlePrinted()) pw.println(); 16026 mSettings.dumpReadMessagesLPr(pw, dumpState); 16027 16028 pw.println(); 16029 pw.println("Package warning messages:"); 16030 BufferedReader in = null; 16031 String line = null; 16032 try { 16033 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16034 while ((line = in.readLine()) != null) { 16035 if (line.contains("ignored: updated version")) continue; 16036 pw.println(line); 16037 } 16038 } catch (IOException ignored) { 16039 } finally { 16040 IoUtils.closeQuietly(in); 16041 } 16042 } 16043 16044 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16045 BufferedReader in = null; 16046 String line = null; 16047 try { 16048 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16049 while ((line = in.readLine()) != null) { 16050 if (line.contains("ignored: updated version")) continue; 16051 pw.print("msg,"); 16052 pw.println(line); 16053 } 16054 } catch (IOException ignored) { 16055 } finally { 16056 IoUtils.closeQuietly(in); 16057 } 16058 } 16059 } 16060 } 16061 16062 private String dumpDomainString(String packageName) { 16063 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16064 List<IntentFilter> filters = getAllIntentFilters(packageName); 16065 16066 ArraySet<String> result = new ArraySet<>(); 16067 if (iviList.size() > 0) { 16068 for (IntentFilterVerificationInfo ivi : iviList) { 16069 for (String host : ivi.getDomains()) { 16070 result.add(host); 16071 } 16072 } 16073 } 16074 if (filters != null && filters.size() > 0) { 16075 for (IntentFilter filter : filters) { 16076 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16077 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16078 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16079 result.addAll(filter.getHostsList()); 16080 } 16081 } 16082 } 16083 16084 StringBuilder sb = new StringBuilder(result.size() * 16); 16085 for (String domain : result) { 16086 if (sb.length() > 0) sb.append(" "); 16087 sb.append(domain); 16088 } 16089 return sb.toString(); 16090 } 16091 16092 // ------- apps on sdcard specific code ------- 16093 static final boolean DEBUG_SD_INSTALL = false; 16094 16095 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16096 16097 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16098 16099 private boolean mMediaMounted = false; 16100 16101 static String getEncryptKey() { 16102 try { 16103 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16104 SD_ENCRYPTION_KEYSTORE_NAME); 16105 if (sdEncKey == null) { 16106 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16107 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16108 if (sdEncKey == null) { 16109 Slog.e(TAG, "Failed to create encryption keys"); 16110 return null; 16111 } 16112 } 16113 return sdEncKey; 16114 } catch (NoSuchAlgorithmException nsae) { 16115 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16116 return null; 16117 } catch (IOException ioe) { 16118 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16119 return null; 16120 } 16121 } 16122 16123 /* 16124 * Update media status on PackageManager. 16125 */ 16126 @Override 16127 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16128 int callingUid = Binder.getCallingUid(); 16129 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16130 throw new SecurityException("Media status can only be updated by the system"); 16131 } 16132 // reader; this apparently protects mMediaMounted, but should probably 16133 // be a different lock in that case. 16134 synchronized (mPackages) { 16135 Log.i(TAG, "Updating external media status from " 16136 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16137 + (mediaStatus ? "mounted" : "unmounted")); 16138 if (DEBUG_SD_INSTALL) 16139 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16140 + ", mMediaMounted=" + mMediaMounted); 16141 if (mediaStatus == mMediaMounted) { 16142 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16143 : 0, -1); 16144 mHandler.sendMessage(msg); 16145 return; 16146 } 16147 mMediaMounted = mediaStatus; 16148 } 16149 // Queue up an async operation since the package installation may take a 16150 // little while. 16151 mHandler.post(new Runnable() { 16152 public void run() { 16153 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16154 } 16155 }); 16156 } 16157 16158 /** 16159 * Called by MountService when the initial ASECs to scan are available. 16160 * Should block until all the ASEC containers are finished being scanned. 16161 */ 16162 public void scanAvailableAsecs() { 16163 updateExternalMediaStatusInner(true, false, false); 16164 if (mShouldRestoreconData) { 16165 SELinuxMMAC.setRestoreconDone(); 16166 mShouldRestoreconData = false; 16167 } 16168 } 16169 16170 /* 16171 * Collect information of applications on external media, map them against 16172 * existing containers and update information based on current mount status. 16173 * Please note that we always have to report status if reportStatus has been 16174 * set to true especially when unloading packages. 16175 */ 16176 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16177 boolean externalStorage) { 16178 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16179 int[] uidArr = EmptyArray.INT; 16180 16181 final String[] list = PackageHelper.getSecureContainerList(); 16182 if (ArrayUtils.isEmpty(list)) { 16183 Log.i(TAG, "No secure containers found"); 16184 } else { 16185 // Process list of secure containers and categorize them 16186 // as active or stale based on their package internal state. 16187 16188 // reader 16189 synchronized (mPackages) { 16190 for (String cid : list) { 16191 // Leave stages untouched for now; installer service owns them 16192 if (PackageInstallerService.isStageName(cid)) continue; 16193 16194 if (DEBUG_SD_INSTALL) 16195 Log.i(TAG, "Processing container " + cid); 16196 String pkgName = getAsecPackageName(cid); 16197 if (pkgName == null) { 16198 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16199 continue; 16200 } 16201 if (DEBUG_SD_INSTALL) 16202 Log.i(TAG, "Looking for pkg : " + pkgName); 16203 16204 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16205 if (ps == null) { 16206 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16207 continue; 16208 } 16209 16210 /* 16211 * Skip packages that are not external if we're unmounting 16212 * external storage. 16213 */ 16214 if (externalStorage && !isMounted && !isExternal(ps)) { 16215 continue; 16216 } 16217 16218 final AsecInstallArgs args = new AsecInstallArgs(cid, 16219 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16220 // The package status is changed only if the code path 16221 // matches between settings and the container id. 16222 if (ps.codePathString != null 16223 && ps.codePathString.startsWith(args.getCodePath())) { 16224 if (DEBUG_SD_INSTALL) { 16225 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16226 + " at code path: " + ps.codePathString); 16227 } 16228 16229 // We do have a valid package installed on sdcard 16230 processCids.put(args, ps.codePathString); 16231 final int uid = ps.appId; 16232 if (uid != -1) { 16233 uidArr = ArrayUtils.appendInt(uidArr, uid); 16234 } 16235 } else { 16236 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16237 + ps.codePathString); 16238 } 16239 } 16240 } 16241 16242 Arrays.sort(uidArr); 16243 } 16244 16245 // Process packages with valid entries. 16246 if (isMounted) { 16247 if (DEBUG_SD_INSTALL) 16248 Log.i(TAG, "Loading packages"); 16249 loadMediaPackages(processCids, uidArr, externalStorage); 16250 startCleaningPackages(); 16251 mInstallerService.onSecureContainersAvailable(); 16252 } else { 16253 if (DEBUG_SD_INSTALL) 16254 Log.i(TAG, "Unloading packages"); 16255 unloadMediaPackages(processCids, uidArr, reportStatus); 16256 } 16257 } 16258 16259 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16260 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16261 final int size = infos.size(); 16262 final String[] packageNames = new String[size]; 16263 final int[] packageUids = new int[size]; 16264 for (int i = 0; i < size; i++) { 16265 final ApplicationInfo info = infos.get(i); 16266 packageNames[i] = info.packageName; 16267 packageUids[i] = info.uid; 16268 } 16269 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16270 finishedReceiver); 16271 } 16272 16273 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16274 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16275 sendResourcesChangedBroadcast(mediaStatus, replacing, 16276 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16277 } 16278 16279 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16280 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16281 int size = pkgList.length; 16282 if (size > 0) { 16283 // Send broadcasts here 16284 Bundle extras = new Bundle(); 16285 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16286 if (uidArr != null) { 16287 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16288 } 16289 if (replacing) { 16290 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16291 } 16292 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16293 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16294 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16295 } 16296 } 16297 16298 /* 16299 * Look at potentially valid container ids from processCids If package 16300 * information doesn't match the one on record or package scanning fails, 16301 * the cid is added to list of removeCids. We currently don't delete stale 16302 * containers. 16303 */ 16304 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16305 boolean externalStorage) { 16306 ArrayList<String> pkgList = new ArrayList<String>(); 16307 Set<AsecInstallArgs> keys = processCids.keySet(); 16308 16309 for (AsecInstallArgs args : keys) { 16310 String codePath = processCids.get(args); 16311 if (DEBUG_SD_INSTALL) 16312 Log.i(TAG, "Loading container : " + args.cid); 16313 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16314 try { 16315 // Make sure there are no container errors first. 16316 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16317 Slog.e(TAG, "Failed to mount cid : " + args.cid 16318 + " when installing from sdcard"); 16319 continue; 16320 } 16321 // Check code path here. 16322 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16323 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16324 + " does not match one in settings " + codePath); 16325 continue; 16326 } 16327 // Parse package 16328 int parseFlags = mDefParseFlags; 16329 if (args.isExternalAsec()) { 16330 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16331 } 16332 if (args.isFwdLocked()) { 16333 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16334 } 16335 16336 synchronized (mInstallLock) { 16337 PackageParser.Package pkg = null; 16338 try { 16339 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16340 } catch (PackageManagerException e) { 16341 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16342 } 16343 // Scan the package 16344 if (pkg != null) { 16345 /* 16346 * TODO why is the lock being held? doPostInstall is 16347 * called in other places without the lock. This needs 16348 * to be straightened out. 16349 */ 16350 // writer 16351 synchronized (mPackages) { 16352 retCode = PackageManager.INSTALL_SUCCEEDED; 16353 pkgList.add(pkg.packageName); 16354 // Post process args 16355 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16356 pkg.applicationInfo.uid); 16357 } 16358 } else { 16359 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16360 } 16361 } 16362 16363 } finally { 16364 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16365 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16366 } 16367 } 16368 } 16369 // writer 16370 synchronized (mPackages) { 16371 // If the platform SDK has changed since the last time we booted, 16372 // we need to re-grant app permission to catch any new ones that 16373 // appear. This is really a hack, and means that apps can in some 16374 // cases get permissions that the user didn't initially explicitly 16375 // allow... it would be nice to have some better way to handle 16376 // this situation. 16377 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16378 : mSettings.getInternalVersion(); 16379 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16380 : StorageManager.UUID_PRIVATE_INTERNAL; 16381 16382 int updateFlags = UPDATE_PERMISSIONS_ALL; 16383 if (ver.sdkVersion != mSdkVersion) { 16384 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16385 + mSdkVersion + "; regranting permissions for external"); 16386 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16387 } 16388 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16389 16390 // Yay, everything is now upgraded 16391 ver.forceCurrent(); 16392 16393 // can downgrade to reader 16394 // Persist settings 16395 mSettings.writeLPr(); 16396 } 16397 // Send a broadcast to let everyone know we are done processing 16398 if (pkgList.size() > 0) { 16399 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16400 } 16401 } 16402 16403 /* 16404 * Utility method to unload a list of specified containers 16405 */ 16406 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16407 // Just unmount all valid containers. 16408 for (AsecInstallArgs arg : cidArgs) { 16409 synchronized (mInstallLock) { 16410 arg.doPostDeleteLI(false); 16411 } 16412 } 16413 } 16414 16415 /* 16416 * Unload packages mounted on external media. This involves deleting package 16417 * data from internal structures, sending broadcasts about diabled packages, 16418 * gc'ing to free up references, unmounting all secure containers 16419 * corresponding to packages on external media, and posting a 16420 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16421 * that we always have to post this message if status has been requested no 16422 * matter what. 16423 */ 16424 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16425 final boolean reportStatus) { 16426 if (DEBUG_SD_INSTALL) 16427 Log.i(TAG, "unloading media packages"); 16428 ArrayList<String> pkgList = new ArrayList<String>(); 16429 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16430 final Set<AsecInstallArgs> keys = processCids.keySet(); 16431 for (AsecInstallArgs args : keys) { 16432 String pkgName = args.getPackageName(); 16433 if (DEBUG_SD_INSTALL) 16434 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16435 // Delete package internally 16436 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16437 synchronized (mInstallLock) { 16438 boolean res = deletePackageLI(pkgName, null, false, null, null, 16439 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16440 if (res) { 16441 pkgList.add(pkgName); 16442 } else { 16443 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16444 failedList.add(args); 16445 } 16446 } 16447 } 16448 16449 // reader 16450 synchronized (mPackages) { 16451 // We didn't update the settings after removing each package; 16452 // write them now for all packages. 16453 mSettings.writeLPr(); 16454 } 16455 16456 // We have to absolutely send UPDATED_MEDIA_STATUS only 16457 // after confirming that all the receivers processed the ordered 16458 // broadcast when packages get disabled, force a gc to clean things up. 16459 // and unload all the containers. 16460 if (pkgList.size() > 0) { 16461 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16462 new IIntentReceiver.Stub() { 16463 public void performReceive(Intent intent, int resultCode, String data, 16464 Bundle extras, boolean ordered, boolean sticky, 16465 int sendingUser) throws RemoteException { 16466 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16467 reportStatus ? 1 : 0, 1, keys); 16468 mHandler.sendMessage(msg); 16469 } 16470 }); 16471 } else { 16472 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16473 keys); 16474 mHandler.sendMessage(msg); 16475 } 16476 } 16477 16478 private void loadPrivatePackages(final VolumeInfo vol) { 16479 mHandler.post(new Runnable() { 16480 @Override 16481 public void run() { 16482 loadPrivatePackagesInner(vol); 16483 } 16484 }); 16485 } 16486 16487 private void loadPrivatePackagesInner(VolumeInfo vol) { 16488 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16489 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16490 16491 final VersionInfo ver; 16492 final List<PackageSetting> packages; 16493 synchronized (mPackages) { 16494 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16495 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16496 } 16497 16498 for (PackageSetting ps : packages) { 16499 synchronized (mInstallLock) { 16500 final PackageParser.Package pkg; 16501 try { 16502 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16503 loaded.add(pkg.applicationInfo); 16504 } catch (PackageManagerException e) { 16505 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16506 } 16507 16508 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16509 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16510 } 16511 } 16512 } 16513 16514 synchronized (mPackages) { 16515 int updateFlags = UPDATE_PERMISSIONS_ALL; 16516 if (ver.sdkVersion != mSdkVersion) { 16517 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16518 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16519 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16520 } 16521 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16522 16523 // Yay, everything is now upgraded 16524 ver.forceCurrent(); 16525 16526 mSettings.writeLPr(); 16527 } 16528 16529 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16530 sendResourcesChangedBroadcast(true, false, loaded, null); 16531 } 16532 16533 private void unloadPrivatePackages(final VolumeInfo vol) { 16534 mHandler.post(new Runnable() { 16535 @Override 16536 public void run() { 16537 unloadPrivatePackagesInner(vol); 16538 } 16539 }); 16540 } 16541 16542 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16543 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16544 synchronized (mInstallLock) { 16545 synchronized (mPackages) { 16546 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16547 for (PackageSetting ps : packages) { 16548 if (ps.pkg == null) continue; 16549 16550 final ApplicationInfo info = ps.pkg.applicationInfo; 16551 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16552 if (deletePackageLI(ps.name, null, false, null, null, 16553 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16554 unloaded.add(info); 16555 } else { 16556 Slog.w(TAG, "Failed to unload " + ps.codePath); 16557 } 16558 } 16559 16560 mSettings.writeLPr(); 16561 } 16562 } 16563 16564 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16565 sendResourcesChangedBroadcast(false, false, unloaded, null); 16566 } 16567 16568 /** 16569 * Examine all users present on given mounted volume, and destroy data 16570 * belonging to users that are no longer valid, or whose user ID has been 16571 * recycled. 16572 */ 16573 private void reconcileUsers(String volumeUuid) { 16574 final File[] files = FileUtils 16575 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16576 for (File file : files) { 16577 if (!file.isDirectory()) continue; 16578 16579 final int userId; 16580 final UserInfo info; 16581 try { 16582 userId = Integer.parseInt(file.getName()); 16583 info = sUserManager.getUserInfo(userId); 16584 } catch (NumberFormatException e) { 16585 Slog.w(TAG, "Invalid user directory " + file); 16586 continue; 16587 } 16588 16589 boolean destroyUser = false; 16590 if (info == null) { 16591 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16592 + " because no matching user was found"); 16593 destroyUser = true; 16594 } else { 16595 try { 16596 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16597 } catch (IOException e) { 16598 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16599 + " because we failed to enforce serial number: " + e); 16600 destroyUser = true; 16601 } 16602 } 16603 16604 if (destroyUser) { 16605 synchronized (mInstallLock) { 16606 mInstaller.removeUserDataDirs(volumeUuid, userId); 16607 } 16608 } 16609 } 16610 16611 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16612 final UserManager um = mContext.getSystemService(UserManager.class); 16613 for (UserInfo user : um.getUsers()) { 16614 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16615 if (userDir.exists()) continue; 16616 16617 try { 16618 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16619 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16620 } catch (IOException e) { 16621 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16622 } 16623 } 16624 } 16625 16626 /** 16627 * Examine all apps present on given mounted volume, and destroy apps that 16628 * aren't expected, either due to uninstallation or reinstallation on 16629 * another volume. 16630 */ 16631 private void reconcileApps(String volumeUuid) { 16632 final File[] files = FileUtils 16633 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16634 for (File file : files) { 16635 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16636 && !PackageInstallerService.isStageName(file.getName()); 16637 if (!isPackage) { 16638 // Ignore entries which are not packages 16639 continue; 16640 } 16641 16642 boolean destroyApp = false; 16643 String packageName = null; 16644 try { 16645 final PackageLite pkg = PackageParser.parsePackageLite(file, 16646 PackageParser.PARSE_MUST_BE_APK); 16647 packageName = pkg.packageName; 16648 16649 synchronized (mPackages) { 16650 final PackageSetting ps = mSettings.mPackages.get(packageName); 16651 if (ps == null) { 16652 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16653 + volumeUuid + " because we found no install record"); 16654 destroyApp = true; 16655 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16656 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16657 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16658 destroyApp = true; 16659 } 16660 } 16661 16662 } catch (PackageParserException e) { 16663 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16664 destroyApp = true; 16665 } 16666 16667 if (destroyApp) { 16668 synchronized (mInstallLock) { 16669 if (packageName != null) { 16670 removeDataDirsLI(volumeUuid, packageName); 16671 } 16672 if (file.isDirectory()) { 16673 mInstaller.rmPackageDir(file.getAbsolutePath()); 16674 } else { 16675 file.delete(); 16676 } 16677 } 16678 } 16679 } 16680 } 16681 16682 private void unfreezePackage(String packageName) { 16683 synchronized (mPackages) { 16684 final PackageSetting ps = mSettings.mPackages.get(packageName); 16685 if (ps != null) { 16686 ps.frozen = false; 16687 } 16688 } 16689 } 16690 16691 @Override 16692 public int movePackage(final String packageName, final String volumeUuid) { 16693 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16694 16695 final int moveId = mNextMoveId.getAndIncrement(); 16696 mHandler.post(new Runnable() { 16697 @Override 16698 public void run() { 16699 try { 16700 movePackageInternal(packageName, volumeUuid, moveId); 16701 } catch (PackageManagerException e) { 16702 Slog.w(TAG, "Failed to move " + packageName, e); 16703 mMoveCallbacks.notifyStatusChanged(moveId, 16704 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16705 } 16706 } 16707 }); 16708 return moveId; 16709 } 16710 16711 private void movePackageInternal(final String packageName, final String volumeUuid, 16712 final int moveId) throws PackageManagerException { 16713 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16714 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16715 final PackageManager pm = mContext.getPackageManager(); 16716 16717 final boolean currentAsec; 16718 final String currentVolumeUuid; 16719 final File codeFile; 16720 final String installerPackageName; 16721 final String packageAbiOverride; 16722 final int appId; 16723 final String seinfo; 16724 final String label; 16725 16726 // reader 16727 synchronized (mPackages) { 16728 final PackageParser.Package pkg = mPackages.get(packageName); 16729 final PackageSetting ps = mSettings.mPackages.get(packageName); 16730 if (pkg == null || ps == null) { 16731 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16732 } 16733 16734 if (pkg.applicationInfo.isSystemApp()) { 16735 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16736 "Cannot move system application"); 16737 } 16738 16739 if (pkg.applicationInfo.isExternalAsec()) { 16740 currentAsec = true; 16741 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16742 } else if (pkg.applicationInfo.isForwardLocked()) { 16743 currentAsec = true; 16744 currentVolumeUuid = "forward_locked"; 16745 } else { 16746 currentAsec = false; 16747 currentVolumeUuid = ps.volumeUuid; 16748 16749 final File probe = new File(pkg.codePath); 16750 final File probeOat = new File(probe, "oat"); 16751 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16752 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16753 "Move only supported for modern cluster style installs"); 16754 } 16755 } 16756 16757 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16758 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16759 "Package already moved to " + volumeUuid); 16760 } 16761 16762 if (ps.frozen) { 16763 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16764 "Failed to move already frozen package"); 16765 } 16766 ps.frozen = true; 16767 16768 codeFile = new File(pkg.codePath); 16769 installerPackageName = ps.installerPackageName; 16770 packageAbiOverride = ps.cpuAbiOverrideString; 16771 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16772 seinfo = pkg.applicationInfo.seinfo; 16773 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16774 } 16775 16776 // Now that we're guarded by frozen state, kill app during move 16777 final long token = Binder.clearCallingIdentity(); 16778 try { 16779 killApplication(packageName, appId, "move pkg"); 16780 } finally { 16781 Binder.restoreCallingIdentity(token); 16782 } 16783 16784 final Bundle extras = new Bundle(); 16785 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16786 extras.putString(Intent.EXTRA_TITLE, label); 16787 mMoveCallbacks.notifyCreated(moveId, extras); 16788 16789 int installFlags; 16790 final boolean moveCompleteApp; 16791 final File measurePath; 16792 16793 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16794 installFlags = INSTALL_INTERNAL; 16795 moveCompleteApp = !currentAsec; 16796 measurePath = Environment.getDataAppDirectory(volumeUuid); 16797 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16798 installFlags = INSTALL_EXTERNAL; 16799 moveCompleteApp = false; 16800 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16801 } else { 16802 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16803 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16804 || !volume.isMountedWritable()) { 16805 unfreezePackage(packageName); 16806 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16807 "Move location not mounted private volume"); 16808 } 16809 16810 Preconditions.checkState(!currentAsec); 16811 16812 installFlags = INSTALL_INTERNAL; 16813 moveCompleteApp = true; 16814 measurePath = Environment.getDataAppDirectory(volumeUuid); 16815 } 16816 16817 final PackageStats stats = new PackageStats(null, -1); 16818 synchronized (mInstaller) { 16819 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16820 unfreezePackage(packageName); 16821 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16822 "Failed to measure package size"); 16823 } 16824 } 16825 16826 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16827 + stats.dataSize); 16828 16829 final long startFreeBytes = measurePath.getFreeSpace(); 16830 final long sizeBytes; 16831 if (moveCompleteApp) { 16832 sizeBytes = stats.codeSize + stats.dataSize; 16833 } else { 16834 sizeBytes = stats.codeSize; 16835 } 16836 16837 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16838 unfreezePackage(packageName); 16839 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16840 "Not enough free space to move"); 16841 } 16842 16843 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16844 16845 final CountDownLatch installedLatch = new CountDownLatch(1); 16846 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16847 @Override 16848 public void onUserActionRequired(Intent intent) throws RemoteException { 16849 throw new IllegalStateException(); 16850 } 16851 16852 @Override 16853 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16854 Bundle extras) throws RemoteException { 16855 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16856 + PackageManager.installStatusToString(returnCode, msg)); 16857 16858 installedLatch.countDown(); 16859 16860 // Regardless of success or failure of the move operation, 16861 // always unfreeze the package 16862 unfreezePackage(packageName); 16863 16864 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16865 switch (status) { 16866 case PackageInstaller.STATUS_SUCCESS: 16867 mMoveCallbacks.notifyStatusChanged(moveId, 16868 PackageManager.MOVE_SUCCEEDED); 16869 break; 16870 case PackageInstaller.STATUS_FAILURE_STORAGE: 16871 mMoveCallbacks.notifyStatusChanged(moveId, 16872 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16873 break; 16874 default: 16875 mMoveCallbacks.notifyStatusChanged(moveId, 16876 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16877 break; 16878 } 16879 } 16880 }; 16881 16882 final MoveInfo move; 16883 if (moveCompleteApp) { 16884 // Kick off a thread to report progress estimates 16885 new Thread() { 16886 @Override 16887 public void run() { 16888 while (true) { 16889 try { 16890 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16891 break; 16892 } 16893 } catch (InterruptedException ignored) { 16894 } 16895 16896 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16897 final int progress = 10 + (int) MathUtils.constrain( 16898 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16899 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16900 } 16901 } 16902 }.start(); 16903 16904 final String dataAppName = codeFile.getName(); 16905 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16906 dataAppName, appId, seinfo); 16907 } else { 16908 move = null; 16909 } 16910 16911 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16912 16913 final Message msg = mHandler.obtainMessage(INIT_COPY); 16914 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16915 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16916 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16917 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16918 msg.obj = params; 16919 16920 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16921 System.identityHashCode(msg.obj)); 16922 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16923 System.identityHashCode(msg.obj)); 16924 16925 mHandler.sendMessage(msg); 16926 } 16927 16928 @Override 16929 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16930 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16931 16932 final int realMoveId = mNextMoveId.getAndIncrement(); 16933 final Bundle extras = new Bundle(); 16934 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16935 mMoveCallbacks.notifyCreated(realMoveId, extras); 16936 16937 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16938 @Override 16939 public void onCreated(int moveId, Bundle extras) { 16940 // Ignored 16941 } 16942 16943 @Override 16944 public void onStatusChanged(int moveId, int status, long estMillis) { 16945 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16946 } 16947 }; 16948 16949 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16950 storage.setPrimaryStorageUuid(volumeUuid, callback); 16951 return realMoveId; 16952 } 16953 16954 @Override 16955 public int getMoveStatus(int moveId) { 16956 mContext.enforceCallingOrSelfPermission( 16957 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16958 return mMoveCallbacks.mLastStatus.get(moveId); 16959 } 16960 16961 @Override 16962 public void registerMoveCallback(IPackageMoveObserver callback) { 16963 mContext.enforceCallingOrSelfPermission( 16964 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16965 mMoveCallbacks.register(callback); 16966 } 16967 16968 @Override 16969 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16970 mContext.enforceCallingOrSelfPermission( 16971 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16972 mMoveCallbacks.unregister(callback); 16973 } 16974 16975 @Override 16976 public boolean setInstallLocation(int loc) { 16977 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16978 null); 16979 if (getInstallLocation() == loc) { 16980 return true; 16981 } 16982 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16983 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16984 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16985 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16986 return true; 16987 } 16988 return false; 16989 } 16990 16991 @Override 16992 public int getInstallLocation() { 16993 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16994 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16995 PackageHelper.APP_INSTALL_AUTO); 16996 } 16997 16998 /** Called by UserManagerService */ 16999 void cleanUpUser(UserManagerService userManager, int userHandle) { 17000 synchronized (mPackages) { 17001 mDirtyUsers.remove(userHandle); 17002 mUserNeedsBadging.delete(userHandle); 17003 mSettings.removeUserLPw(userHandle); 17004 mPendingBroadcasts.remove(userHandle); 17005 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17006 } 17007 synchronized (mInstallLock) { 17008 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17009 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17010 final String volumeUuid = vol.getFsUuid(); 17011 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17012 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17013 } 17014 synchronized (mPackages) { 17015 removeUnusedPackagesLILPw(userManager, userHandle); 17016 } 17017 } 17018 } 17019 17020 /** 17021 * We're removing userHandle and would like to remove any downloaded packages 17022 * that are no longer in use by any other user. 17023 * @param userHandle the user being removed 17024 */ 17025 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17026 final boolean DEBUG_CLEAN_APKS = false; 17027 int [] users = userManager.getUserIds(); 17028 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17029 while (psit.hasNext()) { 17030 PackageSetting ps = psit.next(); 17031 if (ps.pkg == null) { 17032 continue; 17033 } 17034 final String packageName = ps.pkg.packageName; 17035 // Skip over if system app 17036 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17037 continue; 17038 } 17039 if (DEBUG_CLEAN_APKS) { 17040 Slog.i(TAG, "Checking package " + packageName); 17041 } 17042 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17043 if (keep) { 17044 if (DEBUG_CLEAN_APKS) { 17045 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17046 } 17047 } else { 17048 for (int i = 0; i < users.length; i++) { 17049 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17050 keep = true; 17051 if (DEBUG_CLEAN_APKS) { 17052 Slog.i(TAG, " Keeping package " + packageName + " for user " 17053 + users[i]); 17054 } 17055 break; 17056 } 17057 } 17058 } 17059 if (!keep) { 17060 if (DEBUG_CLEAN_APKS) { 17061 Slog.i(TAG, " Removing package " + packageName); 17062 } 17063 mHandler.post(new Runnable() { 17064 public void run() { 17065 deletePackageX(packageName, userHandle, 0); 17066 } //end run 17067 }); 17068 } 17069 } 17070 } 17071 17072 /** Called by UserManagerService */ 17073 void createNewUser(int userHandle) { 17074 synchronized (mInstallLock) { 17075 mInstaller.createUserConfig(userHandle); 17076 mSettings.createNewUserLI(this, mInstaller, userHandle); 17077 } 17078 synchronized (mPackages) { 17079 applyFactoryDefaultBrowserLPw(userHandle); 17080 primeDomainVerificationsLPw(userHandle); 17081 } 17082 } 17083 17084 void newUserCreated(final int userHandle) { 17085 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17086 // If permission review for legacy apps is required, we represent 17087 // dagerous permissions for such apps as always granted runtime 17088 // permissions to keep per user flag state whether review is needed. 17089 // Hence, if a new user is added we have to propagate dangerous 17090 // permission grants for these legacy apps. 17091 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17092 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17093 | UPDATE_PERMISSIONS_REPLACE_ALL); 17094 } 17095 } 17096 17097 @Override 17098 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17099 mContext.enforceCallingOrSelfPermission( 17100 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17101 "Only package verification agents can read the verifier device identity"); 17102 17103 synchronized (mPackages) { 17104 return mSettings.getVerifierDeviceIdentityLPw(); 17105 } 17106 } 17107 17108 @Override 17109 public void setPermissionEnforced(String permission, boolean enforced) { 17110 // TODO: Now that we no longer change GID for storage, this should to away. 17111 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17112 "setPermissionEnforced"); 17113 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17114 synchronized (mPackages) { 17115 if (mSettings.mReadExternalStorageEnforced == null 17116 || mSettings.mReadExternalStorageEnforced != enforced) { 17117 mSettings.mReadExternalStorageEnforced = enforced; 17118 mSettings.writeLPr(); 17119 } 17120 } 17121 // kill any non-foreground processes so we restart them and 17122 // grant/revoke the GID. 17123 final IActivityManager am = ActivityManagerNative.getDefault(); 17124 if (am != null) { 17125 final long token = Binder.clearCallingIdentity(); 17126 try { 17127 am.killProcessesBelowForeground("setPermissionEnforcement"); 17128 } catch (RemoteException e) { 17129 } finally { 17130 Binder.restoreCallingIdentity(token); 17131 } 17132 } 17133 } else { 17134 throw new IllegalArgumentException("No selective enforcement for " + permission); 17135 } 17136 } 17137 17138 @Override 17139 @Deprecated 17140 public boolean isPermissionEnforced(String permission) { 17141 return true; 17142 } 17143 17144 @Override 17145 public boolean isStorageLow() { 17146 final long token = Binder.clearCallingIdentity(); 17147 try { 17148 final DeviceStorageMonitorInternal 17149 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17150 if (dsm != null) { 17151 return dsm.isMemoryLow(); 17152 } else { 17153 return false; 17154 } 17155 } finally { 17156 Binder.restoreCallingIdentity(token); 17157 } 17158 } 17159 17160 @Override 17161 public IPackageInstaller getPackageInstaller() { 17162 return mInstallerService; 17163 } 17164 17165 private boolean userNeedsBadging(int userId) { 17166 int index = mUserNeedsBadging.indexOfKey(userId); 17167 if (index < 0) { 17168 final UserInfo userInfo; 17169 final long token = Binder.clearCallingIdentity(); 17170 try { 17171 userInfo = sUserManager.getUserInfo(userId); 17172 } finally { 17173 Binder.restoreCallingIdentity(token); 17174 } 17175 final boolean b; 17176 if (userInfo != null && userInfo.isManagedProfile()) { 17177 b = true; 17178 } else { 17179 b = false; 17180 } 17181 mUserNeedsBadging.put(userId, b); 17182 return b; 17183 } 17184 return mUserNeedsBadging.valueAt(index); 17185 } 17186 17187 @Override 17188 public KeySet getKeySetByAlias(String packageName, String alias) { 17189 if (packageName == null || alias == null) { 17190 return null; 17191 } 17192 synchronized(mPackages) { 17193 final PackageParser.Package pkg = mPackages.get(packageName); 17194 if (pkg == null) { 17195 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17196 throw new IllegalArgumentException("Unknown package: " + packageName); 17197 } 17198 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17199 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17200 } 17201 } 17202 17203 @Override 17204 public KeySet getSigningKeySet(String packageName) { 17205 if (packageName == null) { 17206 return null; 17207 } 17208 synchronized(mPackages) { 17209 final PackageParser.Package pkg = mPackages.get(packageName); 17210 if (pkg == null) { 17211 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17212 throw new IllegalArgumentException("Unknown package: " + packageName); 17213 } 17214 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17215 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17216 throw new SecurityException("May not access signing KeySet of other apps."); 17217 } 17218 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17219 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17220 } 17221 } 17222 17223 @Override 17224 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17225 if (packageName == null || ks == null) { 17226 return false; 17227 } 17228 synchronized(mPackages) { 17229 final PackageParser.Package pkg = mPackages.get(packageName); 17230 if (pkg == null) { 17231 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17232 throw new IllegalArgumentException("Unknown package: " + packageName); 17233 } 17234 IBinder ksh = ks.getToken(); 17235 if (ksh instanceof KeySetHandle) { 17236 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17237 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17238 } 17239 return false; 17240 } 17241 } 17242 17243 @Override 17244 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17245 if (packageName == null || ks == null) { 17246 return false; 17247 } 17248 synchronized(mPackages) { 17249 final PackageParser.Package pkg = mPackages.get(packageName); 17250 if (pkg == null) { 17251 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17252 throw new IllegalArgumentException("Unknown package: " + packageName); 17253 } 17254 IBinder ksh = ks.getToken(); 17255 if (ksh instanceof KeySetHandle) { 17256 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17257 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17258 } 17259 return false; 17260 } 17261 } 17262 17263 private void deletePackageIfUnusedLPr(final String packageName) { 17264 PackageSetting ps = mSettings.mPackages.get(packageName); 17265 if (ps == null) { 17266 return; 17267 } 17268 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17269 // TODO Implement atomic delete if package is unused 17270 // It is currently possible that the package will be deleted even if it is installed 17271 // after this method returns. 17272 mHandler.post(new Runnable() { 17273 public void run() { 17274 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17275 } 17276 }); 17277 } 17278 } 17279 17280 /** 17281 * Check and throw if the given before/after packages would be considered a 17282 * downgrade. 17283 */ 17284 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17285 throws PackageManagerException { 17286 if (after.versionCode < before.mVersionCode) { 17287 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17288 "Update version code " + after.versionCode + " is older than current " 17289 + before.mVersionCode); 17290 } else if (after.versionCode == before.mVersionCode) { 17291 if (after.baseRevisionCode < before.baseRevisionCode) { 17292 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17293 "Update base revision code " + after.baseRevisionCode 17294 + " is older than current " + before.baseRevisionCode); 17295 } 17296 17297 if (!ArrayUtils.isEmpty(after.splitNames)) { 17298 for (int i = 0; i < after.splitNames.length; i++) { 17299 final String splitName = after.splitNames[i]; 17300 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17301 if (j != -1) { 17302 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17303 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17304 "Update split " + splitName + " revision code " 17305 + after.splitRevisionCodes[i] + " is older than current " 17306 + before.splitRevisionCodes[j]); 17307 } 17308 } 17309 } 17310 } 17311 } 17312 } 17313 17314 private static class MoveCallbacks extends Handler { 17315 private static final int MSG_CREATED = 1; 17316 private static final int MSG_STATUS_CHANGED = 2; 17317 17318 private final RemoteCallbackList<IPackageMoveObserver> 17319 mCallbacks = new RemoteCallbackList<>(); 17320 17321 private final SparseIntArray mLastStatus = new SparseIntArray(); 17322 17323 public MoveCallbacks(Looper looper) { 17324 super(looper); 17325 } 17326 17327 public void register(IPackageMoveObserver callback) { 17328 mCallbacks.register(callback); 17329 } 17330 17331 public void unregister(IPackageMoveObserver callback) { 17332 mCallbacks.unregister(callback); 17333 } 17334 17335 @Override 17336 public void handleMessage(Message msg) { 17337 final SomeArgs args = (SomeArgs) msg.obj; 17338 final int n = mCallbacks.beginBroadcast(); 17339 for (int i = 0; i < n; i++) { 17340 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17341 try { 17342 invokeCallback(callback, msg.what, args); 17343 } catch (RemoteException ignored) { 17344 } 17345 } 17346 mCallbacks.finishBroadcast(); 17347 args.recycle(); 17348 } 17349 17350 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17351 throws RemoteException { 17352 switch (what) { 17353 case MSG_CREATED: { 17354 callback.onCreated(args.argi1, (Bundle) args.arg2); 17355 break; 17356 } 17357 case MSG_STATUS_CHANGED: { 17358 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17359 break; 17360 } 17361 } 17362 } 17363 17364 private void notifyCreated(int moveId, Bundle extras) { 17365 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17366 17367 final SomeArgs args = SomeArgs.obtain(); 17368 args.argi1 = moveId; 17369 args.arg2 = extras; 17370 obtainMessage(MSG_CREATED, args).sendToTarget(); 17371 } 17372 17373 private void notifyStatusChanged(int moveId, int status) { 17374 notifyStatusChanged(moveId, status, -1); 17375 } 17376 17377 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17378 Slog.v(TAG, "Move " + moveId + " status " + status); 17379 17380 final SomeArgs args = SomeArgs.obtain(); 17381 args.argi1 = moveId; 17382 args.argi2 = status; 17383 args.arg3 = estMillis; 17384 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17385 17386 synchronized (mLastStatus) { 17387 mLastStatus.put(moveId, status); 17388 } 17389 } 17390 } 17391 17392 private final static class OnPermissionChangeListeners extends Handler { 17393 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17394 17395 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17396 new RemoteCallbackList<>(); 17397 17398 public OnPermissionChangeListeners(Looper looper) { 17399 super(looper); 17400 } 17401 17402 @Override 17403 public void handleMessage(Message msg) { 17404 switch (msg.what) { 17405 case MSG_ON_PERMISSIONS_CHANGED: { 17406 final int uid = msg.arg1; 17407 handleOnPermissionsChanged(uid); 17408 } break; 17409 } 17410 } 17411 17412 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17413 mPermissionListeners.register(listener); 17414 17415 } 17416 17417 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17418 mPermissionListeners.unregister(listener); 17419 } 17420 17421 public void onPermissionsChanged(int uid) { 17422 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17423 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17424 } 17425 } 17426 17427 private void handleOnPermissionsChanged(int uid) { 17428 final int count = mPermissionListeners.beginBroadcast(); 17429 try { 17430 for (int i = 0; i < count; i++) { 17431 IOnPermissionsChangeListener callback = mPermissionListeners 17432 .getBroadcastItem(i); 17433 try { 17434 callback.onPermissionsChanged(uid); 17435 } catch (RemoteException e) { 17436 Log.e(TAG, "Permission listener is dead", e); 17437 } 17438 } 17439 } finally { 17440 mPermissionListeners.finishBroadcast(); 17441 } 17442 } 17443 } 17444 17445 private class PackageManagerInternalImpl extends PackageManagerInternal { 17446 @Override 17447 public void setLocationPackagesProvider(PackagesProvider provider) { 17448 synchronized (mPackages) { 17449 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17450 } 17451 } 17452 17453 @Override 17454 public void setImePackagesProvider(PackagesProvider provider) { 17455 synchronized (mPackages) { 17456 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17457 } 17458 } 17459 17460 @Override 17461 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17462 synchronized (mPackages) { 17463 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17464 } 17465 } 17466 17467 @Override 17468 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17469 synchronized (mPackages) { 17470 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17471 } 17472 } 17473 17474 @Override 17475 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17476 synchronized (mPackages) { 17477 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17478 } 17479 } 17480 17481 @Override 17482 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17483 synchronized (mPackages) { 17484 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17485 } 17486 } 17487 17488 @Override 17489 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17490 synchronized (mPackages) { 17491 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17492 } 17493 } 17494 17495 @Override 17496 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17497 synchronized (mPackages) { 17498 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17499 packageName, userId); 17500 } 17501 } 17502 17503 @Override 17504 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17505 synchronized (mPackages) { 17506 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17507 packageName, userId); 17508 } 17509 } 17510 17511 @Override 17512 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17513 synchronized (mPackages) { 17514 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17515 packageName, userId); 17516 } 17517 } 17518 17519 @Override 17520 public void setKeepUninstalledPackages(final List<String> packageList) { 17521 Preconditions.checkNotNull(packageList); 17522 List<String> removedFromList = null; 17523 synchronized (mPackages) { 17524 if (mKeepUninstalledPackages != null) { 17525 final int packagesCount = mKeepUninstalledPackages.size(); 17526 for (int i = 0; i < packagesCount; i++) { 17527 String oldPackage = mKeepUninstalledPackages.get(i); 17528 if (packageList != null && packageList.contains(oldPackage)) { 17529 continue; 17530 } 17531 if (removedFromList == null) { 17532 removedFromList = new ArrayList<>(); 17533 } 17534 removedFromList.add(oldPackage); 17535 } 17536 } 17537 mKeepUninstalledPackages = new ArrayList<>(packageList); 17538 if (removedFromList != null) { 17539 final int removedCount = removedFromList.size(); 17540 for (int i = 0; i < removedCount; i++) { 17541 deletePackageIfUnusedLPr(removedFromList.get(i)); 17542 } 17543 } 17544 } 17545 } 17546 17547 @Override 17548 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17549 synchronized (mPackages) { 17550 // If we do not support permission review, done. 17551 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17552 return false; 17553 } 17554 17555 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17556 if (packageSetting == null) { 17557 return false; 17558 } 17559 17560 // Permission review applies only to apps not supporting the new permission model. 17561 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17562 return false; 17563 } 17564 17565 // Legacy apps have the permission and get user consent on launch. 17566 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17567 return permissionsState.isPermissionReviewRequired(userId); 17568 } 17569 } 17570 } 17571 17572 @Override 17573 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17574 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17575 synchronized (mPackages) { 17576 final long identity = Binder.clearCallingIdentity(); 17577 try { 17578 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17579 packageNames, userId); 17580 } finally { 17581 Binder.restoreCallingIdentity(identity); 17582 } 17583 } 17584 } 17585 17586 private static void enforceSystemOrPhoneCaller(String tag) { 17587 int callingUid = Binder.getCallingUid(); 17588 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17589 throw new SecurityException( 17590 "Cannot call " + tag + " from UID " + callingUid); 17591 } 17592 } 17593} 17594