PackageManagerService.java revision 69d5ebc59e3cbc9c394906a95dc4b9bdc3355c08
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_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 62import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 63import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 64import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 65import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 66import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 67import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 68import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 69import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 70import static android.content.pm.PackageManager.PERMISSION_DENIED; 71import static android.content.pm.PackageManager.PERMISSION_GRANTED; 72import static android.content.pm.PackageParser.isApkFile; 73import static android.os.Process.PACKAGE_INFO_GID; 74import static android.os.Process.SYSTEM_UID; 75import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 76import static android.system.OsConstants.O_CREAT; 77import static android.system.OsConstants.O_RDWR; 78import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 79import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 80import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 81import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 82import static com.android.internal.util.ArrayUtils.appendInt; 83import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 84import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 85import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 86import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 87import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 88import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 89import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 90import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 91import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 92 93import android.Manifest; 94import android.annotation.NonNull; 95import android.annotation.Nullable; 96import android.app.ActivityManager; 97import android.app.ActivityManagerNative; 98import android.app.AppGlobals; 99import android.app.IActivityManager; 100import android.app.admin.IDevicePolicyManager; 101import android.app.backup.IBackupManager; 102import android.content.BroadcastReceiver; 103import android.content.ComponentName; 104import android.content.Context; 105import android.content.IIntentReceiver; 106import android.content.Intent; 107import android.content.IntentFilter; 108import android.content.IntentSender; 109import android.content.IntentSender.SendIntentException; 110import android.content.ServiceConnection; 111import android.content.pm.ActivityInfo; 112import android.content.pm.ApplicationInfo; 113import android.content.pm.AppsQueryHelper; 114import android.content.pm.ComponentInfo; 115import android.content.pm.EphemeralApplicationInfo; 116import android.content.pm.EphemeralResolveInfo; 117import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 118import android.content.pm.FeatureInfo; 119import android.content.pm.IOnPermissionsChangeListener; 120import android.content.pm.IPackageDataObserver; 121import android.content.pm.IPackageDeleteObserver; 122import android.content.pm.IPackageDeleteObserver2; 123import android.content.pm.IPackageInstallObserver2; 124import android.content.pm.IPackageInstaller; 125import android.content.pm.IPackageManager; 126import android.content.pm.IPackageMoveObserver; 127import android.content.pm.IPackageStatsObserver; 128import android.content.pm.InstrumentationInfo; 129import android.content.pm.IntentFilterVerificationInfo; 130import android.content.pm.KeySet; 131import android.content.pm.PackageCleanItem; 132import android.content.pm.PackageInfo; 133import android.content.pm.PackageInfoLite; 134import android.content.pm.PackageInstaller; 135import android.content.pm.PackageManager; 136import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 137import android.content.pm.PackageManagerInternal; 138import android.content.pm.PackageParser; 139import android.content.pm.PackageParser.ActivityIntentInfo; 140import android.content.pm.PackageParser.PackageLite; 141import android.content.pm.PackageParser.PackageParserException; 142import android.content.pm.PackageStats; 143import android.content.pm.PackageUserState; 144import android.content.pm.ParceledListSlice; 145import android.content.pm.PermissionGroupInfo; 146import android.content.pm.PermissionInfo; 147import android.content.pm.ProviderInfo; 148import android.content.pm.ResolveInfo; 149import android.content.pm.ServiceInfo; 150import android.content.pm.Signature; 151import android.content.pm.UserInfo; 152import android.content.pm.VerificationParams; 153import android.content.pm.VerifierDeviceIdentity; 154import android.content.pm.VerifierInfo; 155import android.content.res.Resources; 156import android.graphics.Bitmap; 157import android.hardware.display.DisplayManager; 158import android.net.Uri; 159import android.os.Binder; 160import android.os.Build; 161import android.os.Bundle; 162import android.os.Debug; 163import android.os.Environment; 164import android.os.Environment.UserEnvironment; 165import android.os.FileUtils; 166import android.os.Handler; 167import android.os.IBinder; 168import android.os.Looper; 169import android.os.Message; 170import android.os.Parcel; 171import android.os.ParcelFileDescriptor; 172import android.os.Process; 173import android.os.RemoteCallbackList; 174import android.os.RemoteException; 175import android.os.ResultReceiver; 176import android.os.SELinux; 177import android.os.ServiceManager; 178import android.os.SystemClock; 179import android.os.SystemProperties; 180import android.os.Trace; 181import android.os.UserHandle; 182import android.os.UserManager; 183import android.os.storage.IMountService; 184import android.os.storage.MountServiceInternal; 185import android.os.storage.StorageEventListener; 186import android.os.storage.StorageManager; 187import android.os.storage.VolumeInfo; 188import android.os.storage.VolumeRecord; 189import android.security.KeyStore; 190import android.security.SystemKeyStore; 191import android.system.ErrnoException; 192import android.system.Os; 193import android.text.TextUtils; 194import android.text.format.DateUtils; 195import android.util.ArrayMap; 196import android.util.ArraySet; 197import android.util.AtomicFile; 198import android.util.DisplayMetrics; 199import android.util.EventLog; 200import android.util.ExceptionUtils; 201import android.util.Log; 202import android.util.LogPrinter; 203import android.util.MathUtils; 204import android.util.PrintStreamPrinter; 205import android.util.Slog; 206import android.util.SparseArray; 207import android.util.SparseBooleanArray; 208import android.util.SparseIntArray; 209import android.util.Xml; 210import android.view.Display; 211 212import com.android.internal.R; 213import com.android.internal.annotations.GuardedBy; 214import com.android.internal.app.IMediaContainerService; 215import com.android.internal.app.ResolverActivity; 216import com.android.internal.content.NativeLibraryHelper; 217import com.android.internal.content.PackageHelper; 218import com.android.internal.os.IParcelFileDescriptorFactory; 219import com.android.internal.os.InstallerConnection.InstallerException; 220import com.android.internal.os.SomeArgs; 221import com.android.internal.os.Zygote; 222import com.android.internal.util.ArrayUtils; 223import com.android.internal.util.FastPrintWriter; 224import com.android.internal.util.FastXmlSerializer; 225import com.android.internal.util.IndentingPrintWriter; 226import com.android.internal.util.Preconditions; 227import com.android.internal.util.XmlUtils; 228import com.android.server.EventLogTags; 229import com.android.server.FgThread; 230import com.android.server.IntentResolver; 231import com.android.server.LocalServices; 232import com.android.server.ServiceThread; 233import com.android.server.SystemConfig; 234import com.android.server.Watchdog; 235import com.android.server.pm.Installer.StorageFlags; 236import com.android.server.pm.PermissionsState.PermissionState; 237import com.android.server.pm.Settings.DatabaseVersion; 238import com.android.server.pm.Settings.VersionInfo; 239import com.android.server.storage.DeviceStorageMonitorInternal; 240 241import dalvik.system.DexFile; 242import dalvik.system.VMRuntime; 243 244import libcore.io.IoUtils; 245import libcore.util.EmptyArray; 246 247import org.xmlpull.v1.XmlPullParser; 248import org.xmlpull.v1.XmlPullParserException; 249import org.xmlpull.v1.XmlSerializer; 250 251import java.io.BufferedInputStream; 252import java.io.BufferedOutputStream; 253import java.io.BufferedReader; 254import java.io.ByteArrayInputStream; 255import java.io.ByteArrayOutputStream; 256import java.io.File; 257import java.io.FileDescriptor; 258import java.io.FileNotFoundException; 259import java.io.FileOutputStream; 260import java.io.FileReader; 261import java.io.FilenameFilter; 262import java.io.IOException; 263import java.io.InputStream; 264import java.io.PrintWriter; 265import java.nio.charset.StandardCharsets; 266import java.security.MessageDigest; 267import java.security.NoSuchAlgorithmException; 268import java.security.PublicKey; 269import java.security.cert.CertificateEncodingException; 270import java.security.cert.CertificateException; 271import java.text.SimpleDateFormat; 272import java.util.ArrayList; 273import java.util.Arrays; 274import java.util.Collection; 275import java.util.Collections; 276import java.util.Comparator; 277import java.util.Date; 278import java.util.Iterator; 279import java.util.List; 280import java.util.Map; 281import java.util.Objects; 282import java.util.Set; 283import java.util.concurrent.CountDownLatch; 284import java.util.concurrent.TimeUnit; 285import java.util.concurrent.atomic.AtomicBoolean; 286import java.util.concurrent.atomic.AtomicInteger; 287import java.util.concurrent.atomic.AtomicLong; 288 289/** 290 * Keep track of all those .apks everywhere. 291 * 292 * This is very central to the platform's security; please run the unit 293 * tests whenever making modifications here: 294 * 295runtest -c android.content.pm.PackageManagerTests frameworks-core 296 * 297 * {@hide} 298 */ 299public class PackageManagerService extends IPackageManager.Stub { 300 static final String TAG = "PackageManager"; 301 static final boolean DEBUG_SETTINGS = false; 302 static final boolean DEBUG_PREFERRED = false; 303 static final boolean DEBUG_UPGRADE = false; 304 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 305 private static final boolean DEBUG_BACKUP = false; 306 private static final boolean DEBUG_INSTALL = false; 307 private static final boolean DEBUG_REMOVE = false; 308 private static final boolean DEBUG_BROADCASTS = false; 309 private static final boolean DEBUG_SHOW_INFO = false; 310 private static final boolean DEBUG_PACKAGE_INFO = false; 311 private static final boolean DEBUG_INTENT_MATCHING = false; 312 private static final boolean DEBUG_PACKAGE_SCANNING = false; 313 private static final boolean DEBUG_VERIFY = false; 314 private static final boolean DEBUG_DEXOPT = false; 315 private static final boolean DEBUG_ABI_SELECTION = false; 316 private static final boolean DEBUG_EPHEMERAL = false; 317 private static final boolean DEBUG_TRIAGED_MISSING = false; 318 private static final boolean DEBUG_APP_DATA = false; 319 320 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 321 322 private static final boolean DISABLE_EPHEMERAL_APPS = true; 323 324 private static final int RADIO_UID = Process.PHONE_UID; 325 private static final int LOG_UID = Process.LOG_UID; 326 private static final int NFC_UID = Process.NFC_UID; 327 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 328 private static final int SHELL_UID = Process.SHELL_UID; 329 330 // Cap the size of permission trees that 3rd party apps can define 331 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 332 333 // Suffix used during package installation when copying/moving 334 // package apks to install directory. 335 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 336 337 static final int SCAN_NO_DEX = 1<<1; 338 static final int SCAN_FORCE_DEX = 1<<2; 339 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 340 static final int SCAN_NEW_INSTALL = 1<<4; 341 static final int SCAN_NO_PATHS = 1<<5; 342 static final int SCAN_UPDATE_TIME = 1<<6; 343 static final int SCAN_DEFER_DEX = 1<<7; 344 static final int SCAN_BOOTING = 1<<8; 345 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 346 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 347 static final int SCAN_REPLACING = 1<<11; 348 static final int SCAN_REQUIRE_KNOWN = 1<<12; 349 static final int SCAN_MOVE = 1<<13; 350 static final int SCAN_INITIAL = 1<<14; 351 352 static final int REMOVE_CHATTY = 1<<16; 353 354 private static final int[] EMPTY_INT_ARRAY = new int[0]; 355 356 /** 357 * Timeout (in milliseconds) after which the watchdog should declare that 358 * our handler thread is wedged. The usual default for such things is one 359 * minute but we sometimes do very lengthy I/O operations on this thread, 360 * such as installing multi-gigabyte applications, so ours needs to be longer. 361 */ 362 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 363 364 /** 365 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 366 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 367 * settings entry if available, otherwise we use the hardcoded default. If it's been 368 * more than this long since the last fstrim, we force one during the boot sequence. 369 * 370 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 371 * one gets run at the next available charging+idle time. This final mandatory 372 * no-fstrim check kicks in only of the other scheduling criteria is never met. 373 */ 374 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 375 376 /** 377 * Whether verification is enabled by default. 378 */ 379 private static final boolean DEFAULT_VERIFY_ENABLE = true; 380 381 /** 382 * The default maximum time to wait for the verification agent to return in 383 * milliseconds. 384 */ 385 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 386 387 /** 388 * The default response for package verification timeout. 389 * 390 * This can be either PackageManager.VERIFICATION_ALLOW or 391 * PackageManager.VERIFICATION_REJECT. 392 */ 393 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 394 395 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 396 397 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 398 DEFAULT_CONTAINER_PACKAGE, 399 "com.android.defcontainer.DefaultContainerService"); 400 401 private static final String KILL_APP_REASON_GIDS_CHANGED = 402 "permission grant or revoke changed gids"; 403 404 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 405 "permissions revoked"; 406 407 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 408 409 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 410 411 /** Permission grant: not grant the permission. */ 412 private static final int GRANT_DENIED = 1; 413 414 /** Permission grant: grant the permission as an install permission. */ 415 private static final int GRANT_INSTALL = 2; 416 417 /** Permission grant: grant the permission as a runtime one. */ 418 private static final int GRANT_RUNTIME = 3; 419 420 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 421 private static final int GRANT_UPGRADE = 4; 422 423 /** Canonical intent used to identify what counts as a "web browser" app */ 424 private static final Intent sBrowserIntent; 425 static { 426 sBrowserIntent = new Intent(); 427 sBrowserIntent.setAction(Intent.ACTION_VIEW); 428 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 429 sBrowserIntent.setData(Uri.parse("http:")); 430 } 431 432 final ServiceThread mHandlerThread; 433 434 final PackageHandler mHandler; 435 436 /** 437 * Messages for {@link #mHandler} that need to wait for system ready before 438 * being dispatched. 439 */ 440 private ArrayList<Message> mPostSystemReadyMessages; 441 442 final int mSdkVersion = Build.VERSION.SDK_INT; 443 444 final Context mContext; 445 final boolean mFactoryTest; 446 final boolean mOnlyCore; 447 final DisplayMetrics mMetrics; 448 final int mDefParseFlags; 449 final String[] mSeparateProcesses; 450 final boolean mIsUpgrade; 451 452 /** The location for ASEC container files on internal storage. */ 453 final String mAsecInternalPath; 454 455 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 456 // LOCK HELD. Can be called with mInstallLock held. 457 @GuardedBy("mInstallLock") 458 final Installer mInstaller; 459 460 /** Directory where installed third-party apps stored */ 461 final File mAppInstallDir; 462 final File mEphemeralInstallDir; 463 464 /** 465 * Directory to which applications installed internally have their 466 * 32 bit native libraries copied. 467 */ 468 private File mAppLib32InstallDir; 469 470 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 471 // apps. 472 final File mDrmAppPrivateInstallDir; 473 474 // ---------------------------------------------------------------- 475 476 // Lock for state used when installing and doing other long running 477 // operations. Methods that must be called with this lock held have 478 // the suffix "LI". 479 final Object mInstallLock = new Object(); 480 481 // ---------------------------------------------------------------- 482 483 // Keys are String (package name), values are Package. This also serves 484 // as the lock for the global state. Methods that must be called with 485 // this lock held have the prefix "LP". 486 @GuardedBy("mPackages") 487 final ArrayMap<String, PackageParser.Package> mPackages = 488 new ArrayMap<String, PackageParser.Package>(); 489 490 // Tracks available target package names -> overlay package paths. 491 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 492 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 493 494 /** 495 * Tracks new system packages [received in an OTA] that we expect to 496 * find updated user-installed versions. Keys are package name, values 497 * are package location. 498 */ 499 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 500 501 /** 502 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 503 */ 504 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 505 /** 506 * Whether or not system app permissions should be promoted from install to runtime. 507 */ 508 boolean mPromoteSystemApps; 509 510 final Settings mSettings; 511 boolean mRestoredSettings; 512 513 // System configuration read by SystemConfig. 514 final int[] mGlobalGids; 515 final SparseArray<ArraySet<String>> mSystemPermissions; 516 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 517 518 // If mac_permissions.xml was found for seinfo labeling. 519 boolean mFoundPolicyFile; 520 521 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 522 523 public static final class SharedLibraryEntry { 524 public final String path; 525 public final String apk; 526 527 SharedLibraryEntry(String _path, String _apk) { 528 path = _path; 529 apk = _apk; 530 } 531 } 532 533 // Currently known shared libraries. 534 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 535 new ArrayMap<String, SharedLibraryEntry>(); 536 537 // All available activities, for your resolving pleasure. 538 final ActivityIntentResolver mActivities = 539 new ActivityIntentResolver(); 540 541 // All available receivers, for your resolving pleasure. 542 final ActivityIntentResolver mReceivers = 543 new ActivityIntentResolver(); 544 545 // All available services, for your resolving pleasure. 546 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 547 548 // All available providers, for your resolving pleasure. 549 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 550 551 // Mapping from provider base names (first directory in content URI codePath) 552 // to the provider information. 553 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 554 new ArrayMap<String, PackageParser.Provider>(); 555 556 // Mapping from instrumentation class names to info about them. 557 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 558 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 559 560 // Mapping from permission names to info about them. 561 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 562 new ArrayMap<String, PackageParser.PermissionGroup>(); 563 564 // Packages whose data we have transfered into another package, thus 565 // should no longer exist. 566 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 567 568 // Broadcast actions that are only available to the system. 569 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 570 571 /** List of packages waiting for verification. */ 572 final SparseArray<PackageVerificationState> mPendingVerification 573 = new SparseArray<PackageVerificationState>(); 574 575 /** Set of packages associated with each app op permission. */ 576 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 577 578 final PackageInstallerService mInstallerService; 579 580 private final PackageDexOptimizer mPackageDexOptimizer; 581 582 private AtomicInteger mNextMoveId = new AtomicInteger(); 583 private final MoveCallbacks mMoveCallbacks; 584 585 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 586 587 // Cache of users who need badging. 588 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 589 590 /** Token for keys in mPendingVerification. */ 591 private int mPendingVerificationToken = 0; 592 593 volatile boolean mSystemReady; 594 volatile boolean mSafeMode; 595 volatile boolean mHasSystemUidErrors; 596 597 ApplicationInfo mAndroidApplication; 598 final ActivityInfo mResolveActivity = new ActivityInfo(); 599 final ResolveInfo mResolveInfo = new ResolveInfo(); 600 ComponentName mResolveComponentName; 601 PackageParser.Package mPlatformPackage; 602 ComponentName mCustomResolverComponentName; 603 604 boolean mResolverReplaced = false; 605 606 private final @Nullable ComponentName mIntentFilterVerifierComponent; 607 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 608 609 private int mIntentFilterVerificationToken = 0; 610 611 /** Component that knows whether or not an ephemeral application exists */ 612 final ComponentName mEphemeralResolverComponent; 613 /** The service connection to the ephemeral resolver */ 614 final EphemeralResolverConnection mEphemeralResolverConnection; 615 616 /** Component used to install ephemeral applications */ 617 final ComponentName mEphemeralInstallerComponent; 618 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 619 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 620 621 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 622 = new SparseArray<IntentFilterVerificationState>(); 623 624 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 625 new DefaultPermissionGrantPolicy(this); 626 627 // List of packages names to keep cached, even if they are uninstalled for all users 628 private List<String> mKeepUninstalledPackages; 629 630 private static class IFVerificationParams { 631 PackageParser.Package pkg; 632 boolean replacing; 633 int userId; 634 int verifierUid; 635 636 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 637 int _userId, int _verifierUid) { 638 pkg = _pkg; 639 replacing = _replacing; 640 userId = _userId; 641 replacing = _replacing; 642 verifierUid = _verifierUid; 643 } 644 } 645 646 private interface IntentFilterVerifier<T extends IntentFilter> { 647 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 648 T filter, String packageName); 649 void startVerifications(int userId); 650 void receiveVerificationResponse(int verificationId); 651 } 652 653 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 654 private Context mContext; 655 private ComponentName mIntentFilterVerifierComponent; 656 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 657 658 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 659 mContext = context; 660 mIntentFilterVerifierComponent = verifierComponent; 661 } 662 663 private String getDefaultScheme() { 664 return IntentFilter.SCHEME_HTTPS; 665 } 666 667 @Override 668 public void startVerifications(int userId) { 669 // Launch verifications requests 670 int count = mCurrentIntentFilterVerifications.size(); 671 for (int n=0; n<count; n++) { 672 int verificationId = mCurrentIntentFilterVerifications.get(n); 673 final IntentFilterVerificationState ivs = 674 mIntentFilterVerificationStates.get(verificationId); 675 676 String packageName = ivs.getPackageName(); 677 678 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 679 final int filterCount = filters.size(); 680 ArraySet<String> domainsSet = new ArraySet<>(); 681 for (int m=0; m<filterCount; m++) { 682 PackageParser.ActivityIntentInfo filter = filters.get(m); 683 domainsSet.addAll(filter.getHostsList()); 684 } 685 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 686 synchronized (mPackages) { 687 if (mSettings.createIntentFilterVerificationIfNeededLPw( 688 packageName, domainsList) != null) { 689 scheduleWriteSettingsLocked(); 690 } 691 } 692 sendVerificationRequest(userId, verificationId, ivs); 693 } 694 mCurrentIntentFilterVerifications.clear(); 695 } 696 697 private void sendVerificationRequest(int userId, int verificationId, 698 IntentFilterVerificationState ivs) { 699 700 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 701 verificationIntent.putExtra( 702 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 703 verificationId); 704 verificationIntent.putExtra( 705 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 706 getDefaultScheme()); 707 verificationIntent.putExtra( 708 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 709 ivs.getHostsString()); 710 verificationIntent.putExtra( 711 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 712 ivs.getPackageName()); 713 verificationIntent.setComponent(mIntentFilterVerifierComponent); 714 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 715 716 UserHandle user = new UserHandle(userId); 717 mContext.sendBroadcastAsUser(verificationIntent, user); 718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 719 "Sending IntentFilter verification broadcast"); 720 } 721 722 public void receiveVerificationResponse(int verificationId) { 723 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 724 725 final boolean verified = ivs.isVerified(); 726 727 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 728 final int count = filters.size(); 729 if (DEBUG_DOMAIN_VERIFICATION) { 730 Slog.i(TAG, "Received verification response " + verificationId 731 + " for " + count + " filters, verified=" + verified); 732 } 733 for (int n=0; n<count; n++) { 734 PackageParser.ActivityIntentInfo filter = filters.get(n); 735 filter.setVerified(verified); 736 737 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 738 + " verified with result:" + verified + " and hosts:" 739 + ivs.getHostsString()); 740 } 741 742 mIntentFilterVerificationStates.remove(verificationId); 743 744 final String packageName = ivs.getPackageName(); 745 IntentFilterVerificationInfo ivi = null; 746 747 synchronized (mPackages) { 748 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 749 } 750 if (ivi == null) { 751 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 752 + verificationId + " packageName:" + packageName); 753 return; 754 } 755 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 756 "Updating IntentFilterVerificationInfo for package " + packageName 757 +" verificationId:" + verificationId); 758 759 synchronized (mPackages) { 760 if (verified) { 761 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 762 } else { 763 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 764 } 765 scheduleWriteSettingsLocked(); 766 767 final int userId = ivs.getUserId(); 768 if (userId != UserHandle.USER_ALL) { 769 final int userStatus = 770 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 771 772 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 773 boolean needUpdate = false; 774 775 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 776 // already been set by the User thru the Disambiguation dialog 777 switch (userStatus) { 778 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 779 if (verified) { 780 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 781 } else { 782 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 783 } 784 needUpdate = true; 785 break; 786 787 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 788 if (verified) { 789 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 790 needUpdate = true; 791 } 792 break; 793 794 default: 795 // Nothing to do 796 } 797 798 if (needUpdate) { 799 mSettings.updateIntentFilterVerificationStatusLPw( 800 packageName, updatedStatus, userId); 801 scheduleWritePackageRestrictionsLocked(userId); 802 } 803 } 804 } 805 } 806 807 @Override 808 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 809 ActivityIntentInfo filter, String packageName) { 810 if (!hasValidDomains(filter)) { 811 return false; 812 } 813 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 814 if (ivs == null) { 815 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 816 packageName); 817 } 818 if (DEBUG_DOMAIN_VERIFICATION) { 819 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 820 } 821 ivs.addFilter(filter); 822 return true; 823 } 824 825 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 826 int userId, int verificationId, String packageName) { 827 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 828 verifierUid, userId, packageName); 829 ivs.setPendingState(); 830 synchronized (mPackages) { 831 mIntentFilterVerificationStates.append(verificationId, ivs); 832 mCurrentIntentFilterVerifications.add(verificationId); 833 } 834 return ivs; 835 } 836 } 837 838 private static boolean hasValidDomains(ActivityIntentInfo filter) { 839 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 840 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 841 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 842 } 843 844 // Set of pending broadcasts for aggregating enable/disable of components. 845 static class PendingPackageBroadcasts { 846 // for each user id, a map of <package name -> components within that package> 847 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 848 849 public PendingPackageBroadcasts() { 850 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 851 } 852 853 public ArrayList<String> get(int userId, String packageName) { 854 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 855 return packages.get(packageName); 856 } 857 858 public void put(int userId, String packageName, ArrayList<String> components) { 859 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 860 packages.put(packageName, components); 861 } 862 863 public void remove(int userId, String packageName) { 864 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 865 if (packages != null) { 866 packages.remove(packageName); 867 } 868 } 869 870 public void remove(int userId) { 871 mUidMap.remove(userId); 872 } 873 874 public int userIdCount() { 875 return mUidMap.size(); 876 } 877 878 public int userIdAt(int n) { 879 return mUidMap.keyAt(n); 880 } 881 882 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 883 return mUidMap.get(userId); 884 } 885 886 public int size() { 887 // total number of pending broadcast entries across all userIds 888 int num = 0; 889 for (int i = 0; i< mUidMap.size(); i++) { 890 num += mUidMap.valueAt(i).size(); 891 } 892 return num; 893 } 894 895 public void clear() { 896 mUidMap.clear(); 897 } 898 899 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 900 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 901 if (map == null) { 902 map = new ArrayMap<String, ArrayList<String>>(); 903 mUidMap.put(userId, map); 904 } 905 return map; 906 } 907 } 908 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 909 910 // Service Connection to remote media container service to copy 911 // package uri's from external media onto secure containers 912 // or internal storage. 913 private IMediaContainerService mContainerService = null; 914 915 static final int SEND_PENDING_BROADCAST = 1; 916 static final int MCS_BOUND = 3; 917 static final int END_COPY = 4; 918 static final int INIT_COPY = 5; 919 static final int MCS_UNBIND = 6; 920 static final int START_CLEANING_PACKAGE = 7; 921 static final int FIND_INSTALL_LOC = 8; 922 static final int POST_INSTALL = 9; 923 static final int MCS_RECONNECT = 10; 924 static final int MCS_GIVE_UP = 11; 925 static final int UPDATED_MEDIA_STATUS = 12; 926 static final int WRITE_SETTINGS = 13; 927 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 928 static final int PACKAGE_VERIFIED = 15; 929 static final int CHECK_PENDING_VERIFICATION = 16; 930 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 931 static final int INTENT_FILTER_VERIFIED = 18; 932 933 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 934 935 // Delay time in millisecs 936 static final int BROADCAST_DELAY = 10 * 1000; 937 938 static UserManagerService sUserManager; 939 940 // Stores a list of users whose package restrictions file needs to be updated 941 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 942 943 final private DefaultContainerConnection mDefContainerConn = 944 new DefaultContainerConnection(); 945 class DefaultContainerConnection implements ServiceConnection { 946 public void onServiceConnected(ComponentName name, IBinder service) { 947 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 948 IMediaContainerService imcs = 949 IMediaContainerService.Stub.asInterface(service); 950 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 951 } 952 953 public void onServiceDisconnected(ComponentName name) { 954 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 955 } 956 } 957 958 // Recordkeeping of restore-after-install operations that are currently in flight 959 // between the Package Manager and the Backup Manager 960 static class PostInstallData { 961 public InstallArgs args; 962 public PackageInstalledInfo res; 963 964 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 965 args = _a; 966 res = _r; 967 } 968 } 969 970 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 971 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 972 973 // XML tags for backup/restore of various bits of state 974 private static final String TAG_PREFERRED_BACKUP = "pa"; 975 private static final String TAG_DEFAULT_APPS = "da"; 976 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 977 978 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 979 private static final String TAG_ALL_GRANTS = "rt-grants"; 980 private static final String TAG_GRANT = "grant"; 981 private static final String ATTR_PACKAGE_NAME = "pkg"; 982 983 private static final String TAG_PERMISSION = "perm"; 984 private static final String ATTR_PERMISSION_NAME = "name"; 985 private static final String ATTR_IS_GRANTED = "g"; 986 private static final String ATTR_USER_SET = "set"; 987 private static final String ATTR_USER_FIXED = "fixed"; 988 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 989 990 // System/policy permission grants are not backed up 991 private static final int SYSTEM_RUNTIME_GRANT_MASK = 992 FLAG_PERMISSION_POLICY_FIXED 993 | FLAG_PERMISSION_SYSTEM_FIXED 994 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 995 996 // And we back up these user-adjusted states 997 private static final int USER_RUNTIME_GRANT_MASK = 998 FLAG_PERMISSION_USER_SET 999 | FLAG_PERMISSION_USER_FIXED 1000 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1001 1002 final @Nullable String mRequiredVerifierPackage; 1003 final @Nullable String mRequiredInstallerPackage; 1004 1005 private final PackageUsage mPackageUsage = new PackageUsage(); 1006 1007 private class PackageUsage { 1008 private static final int WRITE_INTERVAL 1009 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1010 1011 private final Object mFileLock = new Object(); 1012 private final AtomicLong mLastWritten = new AtomicLong(0); 1013 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1014 1015 private boolean mIsHistoricalPackageUsageAvailable = true; 1016 1017 boolean isHistoricalPackageUsageAvailable() { 1018 return mIsHistoricalPackageUsageAvailable; 1019 } 1020 1021 void write(boolean force) { 1022 if (force) { 1023 writeInternal(); 1024 return; 1025 } 1026 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1027 && !DEBUG_DEXOPT) { 1028 return; 1029 } 1030 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1031 new Thread("PackageUsage_DiskWriter") { 1032 @Override 1033 public void run() { 1034 try { 1035 writeInternal(); 1036 } finally { 1037 mBackgroundWriteRunning.set(false); 1038 } 1039 } 1040 }.start(); 1041 } 1042 } 1043 1044 private void writeInternal() { 1045 synchronized (mPackages) { 1046 synchronized (mFileLock) { 1047 AtomicFile file = getFile(); 1048 FileOutputStream f = null; 1049 try { 1050 f = file.startWrite(); 1051 BufferedOutputStream out = new BufferedOutputStream(f); 1052 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1053 StringBuilder sb = new StringBuilder(); 1054 for (PackageParser.Package pkg : mPackages.values()) { 1055 if (pkg.mLastPackageUsageTimeInMills == 0) { 1056 continue; 1057 } 1058 sb.setLength(0); 1059 sb.append(pkg.packageName); 1060 sb.append(' '); 1061 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1062 sb.append('\n'); 1063 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1064 } 1065 out.flush(); 1066 file.finishWrite(f); 1067 } catch (IOException e) { 1068 if (f != null) { 1069 file.failWrite(f); 1070 } 1071 Log.e(TAG, "Failed to write package usage times", e); 1072 } 1073 } 1074 } 1075 mLastWritten.set(SystemClock.elapsedRealtime()); 1076 } 1077 1078 void readLP() { 1079 synchronized (mFileLock) { 1080 AtomicFile file = getFile(); 1081 BufferedInputStream in = null; 1082 try { 1083 in = new BufferedInputStream(file.openRead()); 1084 StringBuffer sb = new StringBuffer(); 1085 while (true) { 1086 String packageName = readToken(in, sb, ' '); 1087 if (packageName == null) { 1088 break; 1089 } 1090 String timeInMillisString = readToken(in, sb, '\n'); 1091 if (timeInMillisString == null) { 1092 throw new IOException("Failed to find last usage time for package " 1093 + packageName); 1094 } 1095 PackageParser.Package pkg = mPackages.get(packageName); 1096 if (pkg == null) { 1097 continue; 1098 } 1099 long timeInMillis; 1100 try { 1101 timeInMillis = Long.parseLong(timeInMillisString); 1102 } catch (NumberFormatException e) { 1103 throw new IOException("Failed to parse " + timeInMillisString 1104 + " as a long.", e); 1105 } 1106 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1107 } 1108 } catch (FileNotFoundException expected) { 1109 mIsHistoricalPackageUsageAvailable = false; 1110 } catch (IOException e) { 1111 Log.w(TAG, "Failed to read package usage times", e); 1112 } finally { 1113 IoUtils.closeQuietly(in); 1114 } 1115 } 1116 mLastWritten.set(SystemClock.elapsedRealtime()); 1117 } 1118 1119 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1120 throws IOException { 1121 sb.setLength(0); 1122 while (true) { 1123 int ch = in.read(); 1124 if (ch == -1) { 1125 if (sb.length() == 0) { 1126 return null; 1127 } 1128 throw new IOException("Unexpected EOF"); 1129 } 1130 if (ch == endOfToken) { 1131 return sb.toString(); 1132 } 1133 sb.append((char)ch); 1134 } 1135 } 1136 1137 private AtomicFile getFile() { 1138 File dataDir = Environment.getDataDirectory(); 1139 File systemDir = new File(dataDir, "system"); 1140 File fname = new File(systemDir, "package-usage.list"); 1141 return new AtomicFile(fname); 1142 } 1143 } 1144 1145 class PackageHandler extends Handler { 1146 private boolean mBound = false; 1147 final ArrayList<HandlerParams> mPendingInstalls = 1148 new ArrayList<HandlerParams>(); 1149 1150 private boolean connectToService() { 1151 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1152 " DefaultContainerService"); 1153 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1154 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1155 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1156 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1157 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1158 mBound = true; 1159 return true; 1160 } 1161 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1162 return false; 1163 } 1164 1165 private void disconnectService() { 1166 mContainerService = null; 1167 mBound = false; 1168 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1169 mContext.unbindService(mDefContainerConn); 1170 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1171 } 1172 1173 PackageHandler(Looper looper) { 1174 super(looper); 1175 } 1176 1177 public void handleMessage(Message msg) { 1178 try { 1179 doHandleMessage(msg); 1180 } finally { 1181 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1182 } 1183 } 1184 1185 void doHandleMessage(Message msg) { 1186 switch (msg.what) { 1187 case INIT_COPY: { 1188 HandlerParams params = (HandlerParams) msg.obj; 1189 int idx = mPendingInstalls.size(); 1190 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1191 // If a bind was already initiated we dont really 1192 // need to do anything. The pending install 1193 // will be processed later on. 1194 if (!mBound) { 1195 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1196 System.identityHashCode(mHandler)); 1197 // If this is the only one pending we might 1198 // have to bind to the service again. 1199 if (!connectToService()) { 1200 Slog.e(TAG, "Failed to bind to media container service"); 1201 params.serviceError(); 1202 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1203 System.identityHashCode(mHandler)); 1204 if (params.traceMethod != null) { 1205 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1206 params.traceCookie); 1207 } 1208 return; 1209 } else { 1210 // Once we bind to the service, the first 1211 // pending request will be processed. 1212 mPendingInstalls.add(idx, params); 1213 } 1214 } else { 1215 mPendingInstalls.add(idx, params); 1216 // Already bound to the service. Just make 1217 // sure we trigger off processing the first request. 1218 if (idx == 0) { 1219 mHandler.sendEmptyMessage(MCS_BOUND); 1220 } 1221 } 1222 break; 1223 } 1224 case MCS_BOUND: { 1225 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1226 if (msg.obj != null) { 1227 mContainerService = (IMediaContainerService) msg.obj; 1228 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1229 System.identityHashCode(mHandler)); 1230 } 1231 if (mContainerService == null) { 1232 if (!mBound) { 1233 // Something seriously wrong since we are not bound and we are not 1234 // waiting for connection. Bail out. 1235 Slog.e(TAG, "Cannot bind to media container service"); 1236 for (HandlerParams params : mPendingInstalls) { 1237 // Indicate service bind error 1238 params.serviceError(); 1239 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1240 System.identityHashCode(params)); 1241 if (params.traceMethod != null) { 1242 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1243 params.traceMethod, params.traceCookie); 1244 } 1245 return; 1246 } 1247 mPendingInstalls.clear(); 1248 } else { 1249 Slog.w(TAG, "Waiting to connect to media container service"); 1250 } 1251 } else if (mPendingInstalls.size() > 0) { 1252 HandlerParams params = mPendingInstalls.get(0); 1253 if (params != null) { 1254 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1255 System.identityHashCode(params)); 1256 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1257 if (params.startCopy()) { 1258 // We are done... look for more work or to 1259 // go idle. 1260 if (DEBUG_SD_INSTALL) Log.i(TAG, 1261 "Checking for more work or unbind..."); 1262 // Delete pending install 1263 if (mPendingInstalls.size() > 0) { 1264 mPendingInstalls.remove(0); 1265 } 1266 if (mPendingInstalls.size() == 0) { 1267 if (mBound) { 1268 if (DEBUG_SD_INSTALL) Log.i(TAG, 1269 "Posting delayed MCS_UNBIND"); 1270 removeMessages(MCS_UNBIND); 1271 Message ubmsg = obtainMessage(MCS_UNBIND); 1272 // Unbind after a little delay, to avoid 1273 // continual thrashing. 1274 sendMessageDelayed(ubmsg, 10000); 1275 } 1276 } else { 1277 // There are more pending requests in queue. 1278 // Just post MCS_BOUND message to trigger processing 1279 // of next pending install. 1280 if (DEBUG_SD_INSTALL) Log.i(TAG, 1281 "Posting MCS_BOUND for next work"); 1282 mHandler.sendEmptyMessage(MCS_BOUND); 1283 } 1284 } 1285 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1286 } 1287 } else { 1288 // Should never happen ideally. 1289 Slog.w(TAG, "Empty queue"); 1290 } 1291 break; 1292 } 1293 case MCS_RECONNECT: { 1294 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1295 if (mPendingInstalls.size() > 0) { 1296 if (mBound) { 1297 disconnectService(); 1298 } 1299 if (!connectToService()) { 1300 Slog.e(TAG, "Failed to bind to media container service"); 1301 for (HandlerParams params : mPendingInstalls) { 1302 // Indicate service bind error 1303 params.serviceError(); 1304 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1305 System.identityHashCode(params)); 1306 } 1307 mPendingInstalls.clear(); 1308 } 1309 } 1310 break; 1311 } 1312 case MCS_UNBIND: { 1313 // If there is no actual work left, then time to unbind. 1314 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1315 1316 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1317 if (mBound) { 1318 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1319 1320 disconnectService(); 1321 } 1322 } else if (mPendingInstalls.size() > 0) { 1323 // There are more pending requests in queue. 1324 // Just post MCS_BOUND message to trigger processing 1325 // of next pending install. 1326 mHandler.sendEmptyMessage(MCS_BOUND); 1327 } 1328 1329 break; 1330 } 1331 case MCS_GIVE_UP: { 1332 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1333 HandlerParams params = mPendingInstalls.remove(0); 1334 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1335 System.identityHashCode(params)); 1336 break; 1337 } 1338 case SEND_PENDING_BROADCAST: { 1339 String packages[]; 1340 ArrayList<String> components[]; 1341 int size = 0; 1342 int uids[]; 1343 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1344 synchronized (mPackages) { 1345 if (mPendingBroadcasts == null) { 1346 return; 1347 } 1348 size = mPendingBroadcasts.size(); 1349 if (size <= 0) { 1350 // Nothing to be done. Just return 1351 return; 1352 } 1353 packages = new String[size]; 1354 components = new ArrayList[size]; 1355 uids = new int[size]; 1356 int i = 0; // filling out the above arrays 1357 1358 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1359 int packageUserId = mPendingBroadcasts.userIdAt(n); 1360 Iterator<Map.Entry<String, ArrayList<String>>> it 1361 = mPendingBroadcasts.packagesForUserId(packageUserId) 1362 .entrySet().iterator(); 1363 while (it.hasNext() && i < size) { 1364 Map.Entry<String, ArrayList<String>> ent = it.next(); 1365 packages[i] = ent.getKey(); 1366 components[i] = ent.getValue(); 1367 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1368 uids[i] = (ps != null) 1369 ? UserHandle.getUid(packageUserId, ps.appId) 1370 : -1; 1371 i++; 1372 } 1373 } 1374 size = i; 1375 mPendingBroadcasts.clear(); 1376 } 1377 // Send broadcasts 1378 for (int i = 0; i < size; i++) { 1379 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1380 } 1381 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1382 break; 1383 } 1384 case START_CLEANING_PACKAGE: { 1385 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1386 final String packageName = (String)msg.obj; 1387 final int userId = msg.arg1; 1388 final boolean andCode = msg.arg2 != 0; 1389 synchronized (mPackages) { 1390 if (userId == UserHandle.USER_ALL) { 1391 int[] users = sUserManager.getUserIds(); 1392 for (int user : users) { 1393 mSettings.addPackageToCleanLPw( 1394 new PackageCleanItem(user, packageName, andCode)); 1395 } 1396 } else { 1397 mSettings.addPackageToCleanLPw( 1398 new PackageCleanItem(userId, packageName, andCode)); 1399 } 1400 } 1401 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1402 startCleaningPackages(); 1403 } break; 1404 case POST_INSTALL: { 1405 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1406 1407 PostInstallData data = mRunningInstalls.get(msg.arg1); 1408 mRunningInstalls.delete(msg.arg1); 1409 boolean deleteOld = false; 1410 1411 if (data != null) { 1412 InstallArgs args = data.args; 1413 PackageInstalledInfo res = data.res; 1414 1415 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1416 final String packageName = res.pkg.applicationInfo.packageName; 1417 res.removedInfo.sendBroadcast(false, true, false); 1418 Bundle extras = new Bundle(1); 1419 extras.putInt(Intent.EXTRA_UID, res.uid); 1420 1421 // Now that we successfully installed the package, grant runtime 1422 // permissions if requested before broadcasting the install. 1423 if ((args.installFlags 1424 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1425 && res.pkg.applicationInfo.targetSdkVersion 1426 >= Build.VERSION_CODES.M) { 1427 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1428 args.installGrantPermissions); 1429 } 1430 1431 synchronized (mPackages) { 1432 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1433 } 1434 1435 // Determine the set of users who are adding this 1436 // package for the first time vs. those who are seeing 1437 // an update. 1438 int[] firstUsers; 1439 int[] updateUsers = new int[0]; 1440 if (res.origUsers == null || res.origUsers.length == 0) { 1441 firstUsers = res.newUsers; 1442 } else { 1443 firstUsers = new int[0]; 1444 for (int i=0; i<res.newUsers.length; i++) { 1445 int user = res.newUsers[i]; 1446 boolean isNew = true; 1447 for (int j=0; j<res.origUsers.length; j++) { 1448 if (res.origUsers[j] == user) { 1449 isNew = false; 1450 break; 1451 } 1452 } 1453 if (isNew) { 1454 int[] newFirst = new int[firstUsers.length+1]; 1455 System.arraycopy(firstUsers, 0, newFirst, 0, 1456 firstUsers.length); 1457 newFirst[firstUsers.length] = user; 1458 firstUsers = newFirst; 1459 } else { 1460 int[] newUpdate = new int[updateUsers.length+1]; 1461 System.arraycopy(updateUsers, 0, newUpdate, 0, 1462 updateUsers.length); 1463 newUpdate[updateUsers.length] = user; 1464 updateUsers = newUpdate; 1465 } 1466 } 1467 } 1468 // don't broadcast for ephemeral installs/updates 1469 final boolean isEphemeral = isEphemeral(res.pkg); 1470 if (!isEphemeral) { 1471 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1472 extras, 0 /*flags*/, null /*targetPackage*/, 1473 null /*finishedReceiver*/, firstUsers); 1474 } 1475 final boolean update = res.removedInfo.removedPackage != null; 1476 if (update) { 1477 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1478 } 1479 if (!isEphemeral) { 1480 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1481 extras, 0 /*flags*/, null /*targetPackage*/, 1482 null /*finishedReceiver*/, updateUsers); 1483 } 1484 if (update) { 1485 if (!isEphemeral) { 1486 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1487 packageName, extras, 0 /*flags*/, 1488 null /*targetPackage*/, null /*finishedReceiver*/, 1489 updateUsers); 1490 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1491 null /*package*/, null /*extras*/, 0 /*flags*/, 1492 packageName /*targetPackage*/, 1493 null /*finishedReceiver*/, updateUsers); 1494 } 1495 1496 // treat asec-hosted packages like removable media on upgrade 1497 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1498 if (DEBUG_INSTALL) { 1499 Slog.i(TAG, "upgrading pkg " + res.pkg 1500 + " is ASEC-hosted -> AVAILABLE"); 1501 } 1502 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1503 ArrayList<String> pkgList = new ArrayList<String>(1); 1504 pkgList.add(packageName); 1505 sendResourcesChangedBroadcast(true, true, 1506 pkgList,uidArray, null); 1507 } 1508 } 1509 if (res.removedInfo.args != null) { 1510 // Remove the replaced package's older resources safely now 1511 deleteOld = true; 1512 } 1513 1514 1515 // Work that needs to happen on first install within each user 1516 if (firstUsers.length > 0) { 1517 for (int userId : firstUsers) { 1518 synchronized (mPackages) { 1519 // If this app is a browser and it's newly-installed for 1520 // some users, clear any default-browser state in those 1521 // users. The app's nature doesn't depend on the user, 1522 // so we can just check its browser nature in any user 1523 // and generalize. 1524 if (packageIsBrowser(packageName, firstUsers[0])) { 1525 mSettings.setDefaultBrowserPackageNameLPw( 1526 null, userId); 1527 } 1528 1529 // We may also need to apply pending (restored) runtime 1530 // permission grants within these users. 1531 mSettings.applyPendingPermissionGrantsLPw( 1532 packageName, userId); 1533 } 1534 } 1535 } 1536 // Log current value of "unknown sources" setting 1537 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1538 getUnknownSourcesSettings()); 1539 } 1540 // Force a gc to clear up things 1541 Runtime.getRuntime().gc(); 1542 // We delete after a gc for applications on sdcard. 1543 if (deleteOld) { 1544 synchronized (mInstallLock) { 1545 res.removedInfo.args.doPostDeleteLI(true); 1546 } 1547 } 1548 if (args.observer != null) { 1549 try { 1550 Bundle extras = extrasForInstallResult(res); 1551 args.observer.onPackageInstalled(res.name, res.returnCode, 1552 res.returnMsg, extras); 1553 } catch (RemoteException e) { 1554 Slog.i(TAG, "Observer no longer exists."); 1555 } 1556 } 1557 if (args.traceMethod != null) { 1558 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1559 args.traceCookie); 1560 } 1561 return; 1562 } else { 1563 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1564 } 1565 1566 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1567 } break; 1568 case UPDATED_MEDIA_STATUS: { 1569 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1570 boolean reportStatus = msg.arg1 == 1; 1571 boolean doGc = msg.arg2 == 1; 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1573 if (doGc) { 1574 // Force a gc to clear up stale containers. 1575 Runtime.getRuntime().gc(); 1576 } 1577 if (msg.obj != null) { 1578 @SuppressWarnings("unchecked") 1579 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1580 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1581 // Unload containers 1582 unloadAllContainers(args); 1583 } 1584 if (reportStatus) { 1585 try { 1586 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1587 PackageHelper.getMountService().finishMediaUpdate(); 1588 } catch (RemoteException e) { 1589 Log.e(TAG, "MountService not running?"); 1590 } 1591 } 1592 } break; 1593 case WRITE_SETTINGS: { 1594 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1595 synchronized (mPackages) { 1596 removeMessages(WRITE_SETTINGS); 1597 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1598 mSettings.writeLPr(); 1599 mDirtyUsers.clear(); 1600 } 1601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1602 } break; 1603 case WRITE_PACKAGE_RESTRICTIONS: { 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1605 synchronized (mPackages) { 1606 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1607 for (int userId : mDirtyUsers) { 1608 mSettings.writePackageRestrictionsLPr(userId); 1609 } 1610 mDirtyUsers.clear(); 1611 } 1612 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1613 } break; 1614 case CHECK_PENDING_VERIFICATION: { 1615 final int verificationId = msg.arg1; 1616 final PackageVerificationState state = mPendingVerification.get(verificationId); 1617 1618 if ((state != null) && !state.timeoutExtended()) { 1619 final InstallArgs args = state.getInstallArgs(); 1620 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1621 1622 Slog.i(TAG, "Verification timed out for " + originUri); 1623 mPendingVerification.remove(verificationId); 1624 1625 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1626 1627 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1628 Slog.i(TAG, "Continuing with installation of " + originUri); 1629 state.setVerifierResponse(Binder.getCallingUid(), 1630 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1631 broadcastPackageVerified(verificationId, originUri, 1632 PackageManager.VERIFICATION_ALLOW, 1633 state.getInstallArgs().getUser()); 1634 try { 1635 ret = args.copyApk(mContainerService, true); 1636 } catch (RemoteException e) { 1637 Slog.e(TAG, "Could not contact the ContainerService"); 1638 } 1639 } else { 1640 broadcastPackageVerified(verificationId, originUri, 1641 PackageManager.VERIFICATION_REJECT, 1642 state.getInstallArgs().getUser()); 1643 } 1644 1645 Trace.asyncTraceEnd( 1646 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1647 1648 processPendingInstall(args, ret); 1649 mHandler.sendEmptyMessage(MCS_UNBIND); 1650 } 1651 break; 1652 } 1653 case PACKAGE_VERIFIED: { 1654 final int verificationId = msg.arg1; 1655 1656 final PackageVerificationState state = mPendingVerification.get(verificationId); 1657 if (state == null) { 1658 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1659 break; 1660 } 1661 1662 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1663 1664 state.setVerifierResponse(response.callerUid, response.code); 1665 1666 if (state.isVerificationComplete()) { 1667 mPendingVerification.remove(verificationId); 1668 1669 final InstallArgs args = state.getInstallArgs(); 1670 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1671 1672 int ret; 1673 if (state.isInstallAllowed()) { 1674 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1675 broadcastPackageVerified(verificationId, originUri, 1676 response.code, state.getInstallArgs().getUser()); 1677 try { 1678 ret = args.copyApk(mContainerService, true); 1679 } catch (RemoteException e) { 1680 Slog.e(TAG, "Could not contact the ContainerService"); 1681 } 1682 } else { 1683 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1684 } 1685 1686 Trace.asyncTraceEnd( 1687 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1688 1689 processPendingInstall(args, ret); 1690 mHandler.sendEmptyMessage(MCS_UNBIND); 1691 } 1692 1693 break; 1694 } 1695 case START_INTENT_FILTER_VERIFICATIONS: { 1696 IFVerificationParams params = (IFVerificationParams) msg.obj; 1697 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1698 params.replacing, params.pkg); 1699 break; 1700 } 1701 case INTENT_FILTER_VERIFIED: { 1702 final int verificationId = msg.arg1; 1703 1704 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1705 verificationId); 1706 if (state == null) { 1707 Slog.w(TAG, "Invalid IntentFilter verification token " 1708 + verificationId + " received"); 1709 break; 1710 } 1711 1712 final int userId = state.getUserId(); 1713 1714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1715 "Processing IntentFilter verification with token:" 1716 + verificationId + " and userId:" + userId); 1717 1718 final IntentFilterVerificationResponse response = 1719 (IntentFilterVerificationResponse) msg.obj; 1720 1721 state.setVerifierResponse(response.callerUid, response.code); 1722 1723 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1724 "IntentFilter verification with token:" + verificationId 1725 + " and userId:" + userId 1726 + " is settings verifier response with response code:" 1727 + response.code); 1728 1729 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1731 + response.getFailedDomainsString()); 1732 } 1733 1734 if (state.isVerificationComplete()) { 1735 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1736 } else { 1737 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1738 "IntentFilter verification with token:" + verificationId 1739 + " was not said to be complete"); 1740 } 1741 1742 break; 1743 } 1744 } 1745 } 1746 } 1747 1748 private StorageEventListener mStorageListener = new StorageEventListener() { 1749 @Override 1750 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1751 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1752 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1753 final String volumeUuid = vol.getFsUuid(); 1754 1755 // Clean up any users or apps that were removed or recreated 1756 // while this volume was missing 1757 reconcileUsers(volumeUuid); 1758 reconcileApps(volumeUuid); 1759 1760 // Clean up any install sessions that expired or were 1761 // cancelled while this volume was missing 1762 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1763 1764 loadPrivatePackages(vol); 1765 1766 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1767 unloadPrivatePackages(vol); 1768 } 1769 } 1770 1771 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1772 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1773 updateExternalMediaStatus(true, false); 1774 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1775 updateExternalMediaStatus(false, false); 1776 } 1777 } 1778 } 1779 1780 @Override 1781 public void onVolumeForgotten(String fsUuid) { 1782 if (TextUtils.isEmpty(fsUuid)) { 1783 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1784 return; 1785 } 1786 1787 // Remove any apps installed on the forgotten volume 1788 synchronized (mPackages) { 1789 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1790 for (PackageSetting ps : packages) { 1791 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1792 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1793 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1794 } 1795 1796 mSettings.onVolumeForgotten(fsUuid); 1797 mSettings.writeLPr(); 1798 } 1799 } 1800 }; 1801 1802 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1803 String[] grantedPermissions) { 1804 if (userId >= UserHandle.USER_SYSTEM) { 1805 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1806 } else if (userId == UserHandle.USER_ALL) { 1807 final int[] userIds; 1808 synchronized (mPackages) { 1809 userIds = UserManagerService.getInstance().getUserIds(); 1810 } 1811 for (int someUserId : userIds) { 1812 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1813 } 1814 } 1815 1816 // We could have touched GID membership, so flush out packages.list 1817 synchronized (mPackages) { 1818 mSettings.writePackageListLPr(); 1819 } 1820 } 1821 1822 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1823 String[] grantedPermissions) { 1824 SettingBase sb = (SettingBase) pkg.mExtras; 1825 if (sb == null) { 1826 return; 1827 } 1828 1829 PermissionsState permissionsState = sb.getPermissionsState(); 1830 1831 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1832 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1833 1834 synchronized (mPackages) { 1835 for (String permission : pkg.requestedPermissions) { 1836 BasePermission bp = mSettings.mPermissions.get(permission); 1837 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1838 && (grantedPermissions == null 1839 || ArrayUtils.contains(grantedPermissions, permission))) { 1840 final int flags = permissionsState.getPermissionFlags(permission, userId); 1841 // Installer cannot change immutable permissions. 1842 if ((flags & immutableFlags) == 0) { 1843 grantRuntimePermission(pkg.packageName, permission, userId); 1844 } 1845 } 1846 } 1847 } 1848 } 1849 1850 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1851 Bundle extras = null; 1852 switch (res.returnCode) { 1853 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1854 extras = new Bundle(); 1855 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1856 res.origPermission); 1857 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1858 res.origPackage); 1859 break; 1860 } 1861 case PackageManager.INSTALL_SUCCEEDED: { 1862 extras = new Bundle(); 1863 extras.putBoolean(Intent.EXTRA_REPLACING, 1864 res.removedInfo != null && res.removedInfo.removedPackage != null); 1865 break; 1866 } 1867 } 1868 return extras; 1869 } 1870 1871 void scheduleWriteSettingsLocked() { 1872 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1873 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1874 } 1875 } 1876 1877 void scheduleWritePackageRestrictionsLocked(int userId) { 1878 if (!sUserManager.exists(userId)) return; 1879 mDirtyUsers.add(userId); 1880 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1881 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1882 } 1883 } 1884 1885 public static PackageManagerService main(Context context, Installer installer, 1886 boolean factoryTest, boolean onlyCore) { 1887 PackageManagerService m = new PackageManagerService(context, installer, 1888 factoryTest, onlyCore); 1889 m.enableSystemUserPackages(); 1890 ServiceManager.addService("package", m); 1891 return m; 1892 } 1893 1894 private void enableSystemUserPackages() { 1895 if (!UserManager.isSplitSystemUser()) { 1896 return; 1897 } 1898 // For system user, enable apps based on the following conditions: 1899 // - app is whitelisted or belong to one of these groups: 1900 // -- system app which has no launcher icons 1901 // -- system app which has INTERACT_ACROSS_USERS permission 1902 // -- system IME app 1903 // - app is not in the blacklist 1904 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1905 Set<String> enableApps = new ArraySet<>(); 1906 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1907 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1908 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1909 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1910 enableApps.addAll(wlApps); 1911 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1912 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1913 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1914 enableApps.removeAll(blApps); 1915 Log.i(TAG, "Applications installed for system user: " + enableApps); 1916 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1917 UserHandle.SYSTEM); 1918 final int allAppsSize = allAps.size(); 1919 synchronized (mPackages) { 1920 for (int i = 0; i < allAppsSize; i++) { 1921 String pName = allAps.get(i); 1922 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1923 // Should not happen, but we shouldn't be failing if it does 1924 if (pkgSetting == null) { 1925 continue; 1926 } 1927 boolean install = enableApps.contains(pName); 1928 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1929 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1930 + " for system user"); 1931 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1932 } 1933 } 1934 } 1935 } 1936 1937 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1938 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1939 Context.DISPLAY_SERVICE); 1940 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1941 } 1942 1943 public PackageManagerService(Context context, Installer installer, 1944 boolean factoryTest, boolean onlyCore) { 1945 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1946 SystemClock.uptimeMillis()); 1947 1948 if (mSdkVersion <= 0) { 1949 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1950 } 1951 1952 mContext = context; 1953 mFactoryTest = factoryTest; 1954 mOnlyCore = onlyCore; 1955 mMetrics = new DisplayMetrics(); 1956 mSettings = new Settings(mPackages); 1957 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1958 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1959 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1960 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1961 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1962 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1963 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1964 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1965 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1966 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1967 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1968 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1969 1970 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1971 if (separateProcesses != null && separateProcesses.length() > 0) { 1972 if ("*".equals(separateProcesses)) { 1973 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1974 mSeparateProcesses = null; 1975 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1976 } else { 1977 mDefParseFlags = 0; 1978 mSeparateProcesses = separateProcesses.split(","); 1979 Slog.w(TAG, "Running with debug.separate_processes: " 1980 + separateProcesses); 1981 } 1982 } else { 1983 mDefParseFlags = 0; 1984 mSeparateProcesses = null; 1985 } 1986 1987 mInstaller = installer; 1988 mPackageDexOptimizer = new PackageDexOptimizer(this); 1989 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1990 1991 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1992 FgThread.get().getLooper()); 1993 1994 getDefaultDisplayMetrics(context, mMetrics); 1995 1996 SystemConfig systemConfig = SystemConfig.getInstance(); 1997 mGlobalGids = systemConfig.getGlobalGids(); 1998 mSystemPermissions = systemConfig.getSystemPermissions(); 1999 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2000 2001 synchronized (mInstallLock) { 2002 // writer 2003 synchronized (mPackages) { 2004 mHandlerThread = new ServiceThread(TAG, 2005 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2006 mHandlerThread.start(); 2007 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2008 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2009 2010 File dataDir = Environment.getDataDirectory(); 2011 mAppInstallDir = new File(dataDir, "app"); 2012 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2013 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2014 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2015 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2016 2017 sUserManager = new UserManagerService(context, this, mPackages); 2018 2019 // Propagate permission configuration in to package manager. 2020 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2021 = systemConfig.getPermissions(); 2022 for (int i=0; i<permConfig.size(); i++) { 2023 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2024 BasePermission bp = mSettings.mPermissions.get(perm.name); 2025 if (bp == null) { 2026 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2027 mSettings.mPermissions.put(perm.name, bp); 2028 } 2029 if (perm.gids != null) { 2030 bp.setGids(perm.gids, perm.perUser); 2031 } 2032 } 2033 2034 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2035 for (int i=0; i<libConfig.size(); i++) { 2036 mSharedLibraries.put(libConfig.keyAt(i), 2037 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2038 } 2039 2040 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2041 2042 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2043 2044 String customResolverActivity = Resources.getSystem().getString( 2045 R.string.config_customResolverActivity); 2046 if (TextUtils.isEmpty(customResolverActivity)) { 2047 customResolverActivity = null; 2048 } else { 2049 mCustomResolverComponentName = ComponentName.unflattenFromString( 2050 customResolverActivity); 2051 } 2052 2053 long startTime = SystemClock.uptimeMillis(); 2054 2055 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2056 startTime); 2057 2058 // Set flag to monitor and not change apk file paths when 2059 // scanning install directories. 2060 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2061 2062 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2063 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2064 2065 if (bootClassPath == null) { 2066 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2067 } 2068 2069 if (systemServerClassPath == null) { 2070 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2071 } 2072 2073 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2074 final String[] dexCodeInstructionSets = 2075 getDexCodeInstructionSets( 2076 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2077 2078 /** 2079 * Ensure all external libraries have had dexopt run on them. 2080 */ 2081 if (mSharedLibraries.size() > 0) { 2082 // NOTE: For now, we're compiling these system "shared libraries" 2083 // (and framework jars) into all available architectures. It's possible 2084 // to compile them only when we come across an app that uses them (there's 2085 // already logic for that in scanPackageLI) but that adds some complexity. 2086 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2087 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2088 final String lib = libEntry.path; 2089 if (lib == null) { 2090 continue; 2091 } 2092 2093 try { 2094 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2095 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2096 // Shared libraries do not have profiles so we perform a full 2097 // AOT compilation. 2098 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2099 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2100 StorageManager.UUID_PRIVATE_INTERNAL, 2101 false /*useProfiles*/); 2102 } 2103 } catch (FileNotFoundException e) { 2104 Slog.w(TAG, "Library not found: " + lib); 2105 } catch (IOException | InstallerException e) { 2106 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2107 + e.getMessage()); 2108 } 2109 } 2110 } 2111 } 2112 2113 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2114 2115 final VersionInfo ver = mSettings.getInternalVersion(); 2116 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2117 // when upgrading from pre-M, promote system app permissions from install to runtime 2118 mPromoteSystemApps = 2119 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2120 2121 // save off the names of pre-existing system packages prior to scanning; we don't 2122 // want to automatically grant runtime permissions for new system apps 2123 if (mPromoteSystemApps) { 2124 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2125 while (pkgSettingIter.hasNext()) { 2126 PackageSetting ps = pkgSettingIter.next(); 2127 if (isSystemApp(ps)) { 2128 mExistingSystemPackages.add(ps.name); 2129 } 2130 } 2131 } 2132 2133 // Collect vendor overlay packages. 2134 // (Do this before scanning any apps.) 2135 // For security and version matching reason, only consider 2136 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2137 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2138 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2139 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2140 2141 // Find base frameworks (resource packages without code). 2142 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2143 | PackageParser.PARSE_IS_SYSTEM_DIR 2144 | PackageParser.PARSE_IS_PRIVILEGED, 2145 scanFlags | SCAN_NO_DEX, 0); 2146 2147 // Collected privileged system packages. 2148 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2149 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2150 | PackageParser.PARSE_IS_SYSTEM_DIR 2151 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2152 2153 // Collect ordinary system packages. 2154 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2155 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2156 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2157 2158 // Collect all vendor packages. 2159 File vendorAppDir = new File("/vendor/app"); 2160 try { 2161 vendorAppDir = vendorAppDir.getCanonicalFile(); 2162 } catch (IOException e) { 2163 // failed to look up canonical path, continue with original one 2164 } 2165 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2166 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2167 2168 // Collect all OEM packages. 2169 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2170 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2171 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2172 2173 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2174 try { 2175 mInstaller.moveFiles(); 2176 } catch (InstallerException e) { 2177 logCriticalInfo(Log.WARN, "Update commands failed: " + e); 2178 } 2179 2180 // Prune any system packages that no longer exist. 2181 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2182 if (!mOnlyCore) { 2183 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2184 while (psit.hasNext()) { 2185 PackageSetting ps = psit.next(); 2186 2187 /* 2188 * If this is not a system app, it can't be a 2189 * disable system app. 2190 */ 2191 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2192 continue; 2193 } 2194 2195 /* 2196 * If the package is scanned, it's not erased. 2197 */ 2198 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2199 if (scannedPkg != null) { 2200 /* 2201 * If the system app is both scanned and in the 2202 * disabled packages list, then it must have been 2203 * added via OTA. Remove it from the currently 2204 * scanned package so the previously user-installed 2205 * application can be scanned. 2206 */ 2207 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2208 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2209 + ps.name + "; removing system app. Last known codePath=" 2210 + ps.codePathString + ", installStatus=" + ps.installStatus 2211 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2212 + scannedPkg.mVersionCode); 2213 removePackageLI(ps, true); 2214 mExpectingBetter.put(ps.name, ps.codePath); 2215 } 2216 2217 continue; 2218 } 2219 2220 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2221 psit.remove(); 2222 logCriticalInfo(Log.WARN, "System package " + ps.name 2223 + " no longer exists; wiping its data"); 2224 removeDataDirsLI(null, ps.name); 2225 } else { 2226 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2227 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2228 possiblyDeletedUpdatedSystemApps.add(ps.name); 2229 } 2230 } 2231 } 2232 } 2233 2234 //look for any incomplete package installations 2235 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2236 //clean up list 2237 for(int i = 0; i < deletePkgsList.size(); i++) { 2238 //clean up here 2239 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2240 } 2241 //delete tmp files 2242 deleteTempPackageFiles(); 2243 2244 // Remove any shared userIDs that have no associated packages 2245 mSettings.pruneSharedUsersLPw(); 2246 2247 if (!mOnlyCore) { 2248 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2249 SystemClock.uptimeMillis()); 2250 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2251 2252 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2253 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2254 2255 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2256 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2257 2258 /** 2259 * Remove disable package settings for any updated system 2260 * apps that were removed via an OTA. If they're not a 2261 * previously-updated app, remove them completely. 2262 * Otherwise, just revoke their system-level permissions. 2263 */ 2264 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2265 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2266 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2267 2268 String msg; 2269 if (deletedPkg == null) { 2270 msg = "Updated system package " + deletedAppName 2271 + " no longer exists; wiping its data"; 2272 removeDataDirsLI(null, deletedAppName); 2273 } else { 2274 msg = "Updated system app + " + deletedAppName 2275 + " no longer present; removing system privileges for " 2276 + deletedAppName; 2277 2278 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2279 2280 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2281 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2282 } 2283 logCriticalInfo(Log.WARN, msg); 2284 } 2285 2286 /** 2287 * Make sure all system apps that we expected to appear on 2288 * the userdata partition actually showed up. If they never 2289 * appeared, crawl back and revive the system version. 2290 */ 2291 for (int i = 0; i < mExpectingBetter.size(); i++) { 2292 final String packageName = mExpectingBetter.keyAt(i); 2293 if (!mPackages.containsKey(packageName)) { 2294 final File scanFile = mExpectingBetter.valueAt(i); 2295 2296 logCriticalInfo(Log.WARN, "Expected better " + packageName 2297 + " but never showed up; reverting to system"); 2298 2299 final int reparseFlags; 2300 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2301 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2302 | PackageParser.PARSE_IS_SYSTEM_DIR 2303 | PackageParser.PARSE_IS_PRIVILEGED; 2304 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2305 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2306 | PackageParser.PARSE_IS_SYSTEM_DIR; 2307 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2308 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2309 | PackageParser.PARSE_IS_SYSTEM_DIR; 2310 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2311 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2312 | PackageParser.PARSE_IS_SYSTEM_DIR; 2313 } else { 2314 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2315 continue; 2316 } 2317 2318 mSettings.enableSystemPackageLPw(packageName); 2319 2320 try { 2321 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2322 } catch (PackageManagerException e) { 2323 Slog.e(TAG, "Failed to parse original system package: " 2324 + e.getMessage()); 2325 } 2326 } 2327 } 2328 } 2329 mExpectingBetter.clear(); 2330 2331 // Now that we know all of the shared libraries, update all clients to have 2332 // the correct library paths. 2333 updateAllSharedLibrariesLPw(); 2334 2335 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2336 // NOTE: We ignore potential failures here during a system scan (like 2337 // the rest of the commands above) because there's precious little we 2338 // can do about it. A settings error is reported, though. 2339 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2340 false /* boot complete */); 2341 } 2342 2343 // Now that we know all the packages we are keeping, 2344 // read and update their last usage times. 2345 mPackageUsage.readLP(); 2346 2347 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2348 SystemClock.uptimeMillis()); 2349 Slog.i(TAG, "Time to scan packages: " 2350 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2351 + " seconds"); 2352 2353 // If the platform SDK has changed since the last time we booted, 2354 // we need to re-grant app permission to catch any new ones that 2355 // appear. This is really a hack, and means that apps can in some 2356 // cases get permissions that the user didn't initially explicitly 2357 // allow... it would be nice to have some better way to handle 2358 // this situation. 2359 int updateFlags = UPDATE_PERMISSIONS_ALL; 2360 if (ver.sdkVersion != mSdkVersion) { 2361 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2362 + mSdkVersion + "; regranting permissions for internal storage"); 2363 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2364 } 2365 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2366 ver.sdkVersion = mSdkVersion; 2367 2368 // If this is the first boot or an update from pre-M, and it is a normal 2369 // boot, then we need to initialize the default preferred apps across 2370 // all defined users. 2371 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2372 for (UserInfo user : sUserManager.getUsers(true)) { 2373 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2374 applyFactoryDefaultBrowserLPw(user.id); 2375 primeDomainVerificationsLPw(user.id); 2376 } 2377 } 2378 2379 // Prepare storage for system user really early during boot, 2380 // since core system apps like SettingsProvider and SystemUI 2381 // can't wait for user to start 2382 final int flags; 2383 if (StorageManager.isFileBasedEncryptionEnabled()) { 2384 flags = Installer.FLAG_DE_STORAGE; 2385 } else { 2386 flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 2387 } 2388 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, flags); 2389 2390 // If this is first boot after an OTA, and a normal boot, then 2391 // we need to clear code cache directories. 2392 if (mIsUpgrade && !onlyCore) { 2393 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2394 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2395 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2396 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2397 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2398 } 2399 } 2400 ver.fingerprint = Build.FINGERPRINT; 2401 } 2402 2403 checkDefaultBrowser(); 2404 2405 // clear only after permissions and other defaults have been updated 2406 mExistingSystemPackages.clear(); 2407 mPromoteSystemApps = false; 2408 2409 // All the changes are done during package scanning. 2410 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2411 2412 // can downgrade to reader 2413 mSettings.writeLPr(); 2414 2415 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2416 SystemClock.uptimeMillis()); 2417 2418 if (!mOnlyCore) { 2419 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2420 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2421 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2422 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2423 mIntentFilterVerifierComponent); 2424 } else { 2425 mRequiredVerifierPackage = null; 2426 mRequiredInstallerPackage = null; 2427 mIntentFilterVerifierComponent = null; 2428 mIntentFilterVerifier = null; 2429 } 2430 2431 mInstallerService = new PackageInstallerService(context, this); 2432 2433 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2434 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2435 // both the installer and resolver must be present to enable ephemeral 2436 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2437 if (DEBUG_EPHEMERAL) { 2438 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2439 + " installer:" + ephemeralInstallerComponent); 2440 } 2441 mEphemeralResolverComponent = ephemeralResolverComponent; 2442 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2443 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2444 mEphemeralResolverConnection = 2445 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2446 } else { 2447 if (DEBUG_EPHEMERAL) { 2448 final String missingComponent = 2449 (ephemeralResolverComponent == null) 2450 ? (ephemeralInstallerComponent == null) 2451 ? "resolver and installer" 2452 : "resolver" 2453 : "installer"; 2454 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2455 } 2456 mEphemeralResolverComponent = null; 2457 mEphemeralInstallerComponent = null; 2458 mEphemeralResolverConnection = null; 2459 } 2460 2461 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2462 } // synchronized (mPackages) 2463 } // synchronized (mInstallLock) 2464 2465 // Now after opening every single application zip, make sure they 2466 // are all flushed. Not really needed, but keeps things nice and 2467 // tidy. 2468 Runtime.getRuntime().gc(); 2469 2470 // The initial scanning above does many calls into installd while 2471 // holding the mPackages lock, but we're mostly interested in yelling 2472 // once we have a booted system. 2473 mInstaller.setWarnIfHeld(mPackages); 2474 2475 // Expose private service for system components to use. 2476 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2477 } 2478 2479 @Override 2480 public boolean isFirstBoot() { 2481 return !mRestoredSettings; 2482 } 2483 2484 @Override 2485 public boolean isOnlyCoreApps() { 2486 return mOnlyCore; 2487 } 2488 2489 @Override 2490 public boolean isUpgrade() { 2491 return mIsUpgrade; 2492 } 2493 2494 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2495 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2496 2497 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2498 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2499 if (matches.size() == 1) { 2500 return matches.get(0).getComponentInfo().packageName; 2501 } else { 2502 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2503 return null; 2504 } 2505 } 2506 2507 private @NonNull String getRequiredInstallerLPr() { 2508 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2509 intent.addCategory(Intent.CATEGORY_DEFAULT); 2510 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2511 2512 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2513 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2514 if (matches.size() == 1) { 2515 return matches.get(0).getComponentInfo().packageName; 2516 } else { 2517 throw new RuntimeException("There must be exactly one installer; found " + matches); 2518 } 2519 } 2520 2521 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2522 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2523 2524 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2525 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2526 ResolveInfo best = null; 2527 final int N = matches.size(); 2528 for (int i = 0; i < N; i++) { 2529 final ResolveInfo cur = matches.get(i); 2530 final String packageName = cur.getComponentInfo().packageName; 2531 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2532 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2533 continue; 2534 } 2535 2536 if (best == null || cur.priority > best.priority) { 2537 best = cur; 2538 } 2539 } 2540 2541 if (best != null) { 2542 return best.getComponentInfo().getComponentName(); 2543 } else { 2544 throw new RuntimeException("There must be at least one intent filter verifier"); 2545 } 2546 } 2547 2548 private @Nullable ComponentName getEphemeralResolverLPr() { 2549 final String[] packageArray = 2550 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2551 if (packageArray.length == 0) { 2552 if (DEBUG_EPHEMERAL) { 2553 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2554 } 2555 return null; 2556 } 2557 2558 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2559 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2560 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2561 2562 final int N = resolvers.size(); 2563 if (N == 0) { 2564 if (DEBUG_EPHEMERAL) { 2565 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2566 } 2567 return null; 2568 } 2569 2570 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2571 for (int i = 0; i < N; i++) { 2572 final ResolveInfo info = resolvers.get(i); 2573 2574 if (info.serviceInfo == null) { 2575 continue; 2576 } 2577 2578 final String packageName = info.serviceInfo.packageName; 2579 if (!possiblePackages.contains(packageName)) { 2580 if (DEBUG_EPHEMERAL) { 2581 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2582 + " pkg: " + packageName + ", info:" + info); 2583 } 2584 continue; 2585 } 2586 2587 if (DEBUG_EPHEMERAL) { 2588 Slog.v(TAG, "Ephemeral resolver found;" 2589 + " pkg: " + packageName + ", info:" + info); 2590 } 2591 return new ComponentName(packageName, info.serviceInfo.name); 2592 } 2593 if (DEBUG_EPHEMERAL) { 2594 Slog.v(TAG, "Ephemeral resolver NOT found"); 2595 } 2596 return null; 2597 } 2598 2599 private @Nullable ComponentName getEphemeralInstallerLPr() { 2600 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2601 intent.addCategory(Intent.CATEGORY_DEFAULT); 2602 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2603 2604 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2605 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2606 if (matches.size() == 0) { 2607 return null; 2608 } else if (matches.size() == 1) { 2609 return matches.get(0).getComponentInfo().getComponentName(); 2610 } else { 2611 throw new RuntimeException( 2612 "There must be at most one ephemeral installer; found " + matches); 2613 } 2614 } 2615 2616 private void primeDomainVerificationsLPw(int userId) { 2617 if (DEBUG_DOMAIN_VERIFICATION) { 2618 Slog.d(TAG, "Priming domain verifications in user " + userId); 2619 } 2620 2621 SystemConfig systemConfig = SystemConfig.getInstance(); 2622 ArraySet<String> packages = systemConfig.getLinkedApps(); 2623 ArraySet<String> domains = new ArraySet<String>(); 2624 2625 for (String packageName : packages) { 2626 PackageParser.Package pkg = mPackages.get(packageName); 2627 if (pkg != null) { 2628 if (!pkg.isSystemApp()) { 2629 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2630 continue; 2631 } 2632 2633 domains.clear(); 2634 for (PackageParser.Activity a : pkg.activities) { 2635 for (ActivityIntentInfo filter : a.intents) { 2636 if (hasValidDomains(filter)) { 2637 domains.addAll(filter.getHostsList()); 2638 } 2639 } 2640 } 2641 2642 if (domains.size() > 0) { 2643 if (DEBUG_DOMAIN_VERIFICATION) { 2644 Slog.v(TAG, " + " + packageName); 2645 } 2646 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2647 // state w.r.t. the formal app-linkage "no verification attempted" state; 2648 // and then 'always' in the per-user state actually used for intent resolution. 2649 final IntentFilterVerificationInfo ivi; 2650 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2651 new ArrayList<String>(domains)); 2652 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2653 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2654 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2655 } else { 2656 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2657 + "' does not handle web links"); 2658 } 2659 } else { 2660 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2661 } 2662 } 2663 2664 scheduleWritePackageRestrictionsLocked(userId); 2665 scheduleWriteSettingsLocked(); 2666 } 2667 2668 private void applyFactoryDefaultBrowserLPw(int userId) { 2669 // The default browser app's package name is stored in a string resource, 2670 // with a product-specific overlay used for vendor customization. 2671 String browserPkg = mContext.getResources().getString( 2672 com.android.internal.R.string.default_browser); 2673 if (!TextUtils.isEmpty(browserPkg)) { 2674 // non-empty string => required to be a known package 2675 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2676 if (ps == null) { 2677 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2678 browserPkg = null; 2679 } else { 2680 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2681 } 2682 } 2683 2684 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2685 // default. If there's more than one, just leave everything alone. 2686 if (browserPkg == null) { 2687 calculateDefaultBrowserLPw(userId); 2688 } 2689 } 2690 2691 private void calculateDefaultBrowserLPw(int userId) { 2692 List<String> allBrowsers = resolveAllBrowserApps(userId); 2693 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2694 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2695 } 2696 2697 private List<String> resolveAllBrowserApps(int userId) { 2698 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2699 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2700 PackageManager.MATCH_ALL, userId); 2701 2702 final int count = list.size(); 2703 List<String> result = new ArrayList<String>(count); 2704 for (int i=0; i<count; i++) { 2705 ResolveInfo info = list.get(i); 2706 if (info.activityInfo == null 2707 || !info.handleAllWebDataURI 2708 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2709 || result.contains(info.activityInfo.packageName)) { 2710 continue; 2711 } 2712 result.add(info.activityInfo.packageName); 2713 } 2714 2715 return result; 2716 } 2717 2718 private boolean packageIsBrowser(String packageName, int userId) { 2719 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2720 PackageManager.MATCH_ALL, userId); 2721 final int N = list.size(); 2722 for (int i = 0; i < N; i++) { 2723 ResolveInfo info = list.get(i); 2724 if (packageName.equals(info.activityInfo.packageName)) { 2725 return true; 2726 } 2727 } 2728 return false; 2729 } 2730 2731 private void checkDefaultBrowser() { 2732 final int myUserId = UserHandle.myUserId(); 2733 final String packageName = getDefaultBrowserPackageName(myUserId); 2734 if (packageName != null) { 2735 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2736 if (info == null) { 2737 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2738 synchronized (mPackages) { 2739 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2740 } 2741 } 2742 } 2743 } 2744 2745 @Override 2746 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2747 throws RemoteException { 2748 try { 2749 return super.onTransact(code, data, reply, flags); 2750 } catch (RuntimeException e) { 2751 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2752 Slog.wtf(TAG, "Package Manager Crash", e); 2753 } 2754 throw e; 2755 } 2756 } 2757 2758 void cleanupInstallFailedPackage(PackageSetting ps) { 2759 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2760 2761 removeDataDirsLI(ps.volumeUuid, ps.name); 2762 if (ps.codePath != null) { 2763 removeCodePathLI(ps.codePath); 2764 } 2765 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2766 if (ps.resourcePath.isDirectory()) { 2767 FileUtils.deleteContents(ps.resourcePath); 2768 } 2769 ps.resourcePath.delete(); 2770 } 2771 mSettings.removePackageLPw(ps.name); 2772 } 2773 2774 static int[] appendInts(int[] cur, int[] add) { 2775 if (add == null) return cur; 2776 if (cur == null) return add; 2777 final int N = add.length; 2778 for (int i=0; i<N; i++) { 2779 cur = appendInt(cur, add[i]); 2780 } 2781 return cur; 2782 } 2783 2784 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2785 if (!sUserManager.exists(userId)) return null; 2786 final PackageSetting ps = (PackageSetting) p.mExtras; 2787 if (ps == null) { 2788 return null; 2789 } 2790 2791 final PermissionsState permissionsState = ps.getPermissionsState(); 2792 2793 final int[] gids = permissionsState.computeGids(userId); 2794 final Set<String> permissions = permissionsState.getPermissions(userId); 2795 final PackageUserState state = ps.readUserState(userId); 2796 2797 return PackageParser.generatePackageInfo(p, gids, flags, 2798 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2799 } 2800 2801 @Override 2802 public void checkPackageStartable(String packageName, int userId) { 2803 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2804 2805 synchronized (mPackages) { 2806 final PackageSetting ps = mSettings.mPackages.get(packageName); 2807 if (ps == null) { 2808 throw new SecurityException("Package " + packageName + " was not found!"); 2809 } 2810 2811 if (ps.frozen) { 2812 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2813 } 2814 2815 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2816 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2817 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2818 } 2819 } 2820 } 2821 2822 @Override 2823 public boolean isPackageAvailable(String packageName, int userId) { 2824 if (!sUserManager.exists(userId)) return false; 2825 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2826 synchronized (mPackages) { 2827 PackageParser.Package p = mPackages.get(packageName); 2828 if (p != null) { 2829 final PackageSetting ps = (PackageSetting) p.mExtras; 2830 if (ps != null) { 2831 final PackageUserState state = ps.readUserState(userId); 2832 if (state != null) { 2833 return PackageParser.isAvailable(state); 2834 } 2835 } 2836 } 2837 } 2838 return false; 2839 } 2840 2841 @Override 2842 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2843 if (!sUserManager.exists(userId)) return null; 2844 flags = updateFlagsForPackage(flags, userId, packageName); 2845 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2846 // reader 2847 synchronized (mPackages) { 2848 PackageParser.Package p = mPackages.get(packageName); 2849 if (DEBUG_PACKAGE_INFO) 2850 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2851 if (p != null) { 2852 return generatePackageInfo(p, flags, userId); 2853 } 2854 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2855 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2856 } 2857 } 2858 return null; 2859 } 2860 2861 @Override 2862 public String[] currentToCanonicalPackageNames(String[] names) { 2863 String[] out = new String[names.length]; 2864 // reader 2865 synchronized (mPackages) { 2866 for (int i=names.length-1; i>=0; i--) { 2867 PackageSetting ps = mSettings.mPackages.get(names[i]); 2868 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2869 } 2870 } 2871 return out; 2872 } 2873 2874 @Override 2875 public String[] canonicalToCurrentPackageNames(String[] names) { 2876 String[] out = new String[names.length]; 2877 // reader 2878 synchronized (mPackages) { 2879 for (int i=names.length-1; i>=0; i--) { 2880 String cur = mSettings.mRenamedPackages.get(names[i]); 2881 out[i] = cur != null ? cur : names[i]; 2882 } 2883 } 2884 return out; 2885 } 2886 2887 @Override 2888 public int getPackageUid(String packageName, int flags, int userId) { 2889 if (!sUserManager.exists(userId)) return -1; 2890 flags = updateFlagsForPackage(flags, userId, packageName); 2891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2892 2893 // reader 2894 synchronized (mPackages) { 2895 final PackageParser.Package p = mPackages.get(packageName); 2896 if (p != null && p.isMatch(flags)) { 2897 return UserHandle.getUid(userId, p.applicationInfo.uid); 2898 } 2899 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2900 final PackageSetting ps = mSettings.mPackages.get(packageName); 2901 if (ps != null && ps.isMatch(flags)) { 2902 return UserHandle.getUid(userId, ps.appId); 2903 } 2904 } 2905 } 2906 2907 return -1; 2908 } 2909 2910 @Override 2911 public int[] getPackageGids(String packageName, int flags, int userId) { 2912 if (!sUserManager.exists(userId)) return null; 2913 flags = updateFlagsForPackage(flags, userId, packageName); 2914 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2915 "getPackageGids"); 2916 2917 // reader 2918 synchronized (mPackages) { 2919 final PackageParser.Package p = mPackages.get(packageName); 2920 if (p != null && p.isMatch(flags)) { 2921 PackageSetting ps = (PackageSetting) p.mExtras; 2922 return ps.getPermissionsState().computeGids(userId); 2923 } 2924 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2925 final PackageSetting ps = mSettings.mPackages.get(packageName); 2926 if (ps != null && ps.isMatch(flags)) { 2927 return ps.getPermissionsState().computeGids(userId); 2928 } 2929 } 2930 } 2931 2932 return null; 2933 } 2934 2935 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2936 if (bp.perm != null) { 2937 return PackageParser.generatePermissionInfo(bp.perm, flags); 2938 } 2939 PermissionInfo pi = new PermissionInfo(); 2940 pi.name = bp.name; 2941 pi.packageName = bp.sourcePackage; 2942 pi.nonLocalizedLabel = bp.name; 2943 pi.protectionLevel = bp.protectionLevel; 2944 return pi; 2945 } 2946 2947 @Override 2948 public PermissionInfo getPermissionInfo(String name, int flags) { 2949 // reader 2950 synchronized (mPackages) { 2951 final BasePermission p = mSettings.mPermissions.get(name); 2952 if (p != null) { 2953 return generatePermissionInfo(p, flags); 2954 } 2955 return null; 2956 } 2957 } 2958 2959 @Override 2960 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2961 // reader 2962 synchronized (mPackages) { 2963 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2964 for (BasePermission p : mSettings.mPermissions.values()) { 2965 if (group == null) { 2966 if (p.perm == null || p.perm.info.group == null) { 2967 out.add(generatePermissionInfo(p, flags)); 2968 } 2969 } else { 2970 if (p.perm != null && group.equals(p.perm.info.group)) { 2971 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2972 } 2973 } 2974 } 2975 2976 if (out.size() > 0) { 2977 return out; 2978 } 2979 return mPermissionGroups.containsKey(group) ? out : null; 2980 } 2981 } 2982 2983 @Override 2984 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2985 // reader 2986 synchronized (mPackages) { 2987 return PackageParser.generatePermissionGroupInfo( 2988 mPermissionGroups.get(name), flags); 2989 } 2990 } 2991 2992 @Override 2993 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2994 // reader 2995 synchronized (mPackages) { 2996 final int N = mPermissionGroups.size(); 2997 ArrayList<PermissionGroupInfo> out 2998 = new ArrayList<PermissionGroupInfo>(N); 2999 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3000 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3001 } 3002 return out; 3003 } 3004 } 3005 3006 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3007 int userId) { 3008 if (!sUserManager.exists(userId)) return null; 3009 PackageSetting ps = mSettings.mPackages.get(packageName); 3010 if (ps != null) { 3011 if (ps.pkg == null) { 3012 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3013 flags, userId); 3014 if (pInfo != null) { 3015 return pInfo.applicationInfo; 3016 } 3017 return null; 3018 } 3019 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3020 ps.readUserState(userId), userId); 3021 } 3022 return null; 3023 } 3024 3025 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3026 int userId) { 3027 if (!sUserManager.exists(userId)) return null; 3028 PackageSetting ps = mSettings.mPackages.get(packageName); 3029 if (ps != null) { 3030 PackageParser.Package pkg = ps.pkg; 3031 if (pkg == null) { 3032 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3033 return null; 3034 } 3035 // Only data remains, so we aren't worried about code paths 3036 pkg = new PackageParser.Package(packageName); 3037 pkg.applicationInfo.packageName = packageName; 3038 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3039 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3040 pkg.applicationInfo.uid = ps.appId; 3041 pkg.applicationInfo.initForUser(userId); 3042 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3043 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3044 } 3045 return generatePackageInfo(pkg, flags, userId); 3046 } 3047 return null; 3048 } 3049 3050 @Override 3051 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3052 if (!sUserManager.exists(userId)) return null; 3053 flags = updateFlagsForApplication(flags, userId, packageName); 3054 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3055 // writer 3056 synchronized (mPackages) { 3057 PackageParser.Package p = mPackages.get(packageName); 3058 if (DEBUG_PACKAGE_INFO) Log.v( 3059 TAG, "getApplicationInfo " + packageName 3060 + ": " + p); 3061 if (p != null) { 3062 PackageSetting ps = mSettings.mPackages.get(packageName); 3063 if (ps == null) return null; 3064 // Note: isEnabledLP() does not apply here - always return info 3065 return PackageParser.generateApplicationInfo( 3066 p, flags, ps.readUserState(userId), userId); 3067 } 3068 if ("android".equals(packageName)||"system".equals(packageName)) { 3069 return mAndroidApplication; 3070 } 3071 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3072 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3080 final IPackageDataObserver observer) { 3081 mContext.enforceCallingOrSelfPermission( 3082 android.Manifest.permission.CLEAR_APP_CACHE, null); 3083 // Queue up an async operation since clearing cache may take a little while. 3084 mHandler.post(new Runnable() { 3085 public void run() { 3086 mHandler.removeCallbacks(this); 3087 boolean success = true; 3088 synchronized (mInstallLock) { 3089 try { 3090 mInstaller.freeCache(volumeUuid, freeStorageSize); 3091 } catch (InstallerException e) { 3092 Slog.w(TAG, "Couldn't clear application caches: " + e); 3093 success = false; 3094 } 3095 } 3096 if (observer != null) { 3097 try { 3098 observer.onRemoveCompleted(null, success); 3099 } catch (RemoteException e) { 3100 Slog.w(TAG, "RemoveException when invoking call back"); 3101 } 3102 } 3103 } 3104 }); 3105 } 3106 3107 @Override 3108 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3109 final IntentSender pi) { 3110 mContext.enforceCallingOrSelfPermission( 3111 android.Manifest.permission.CLEAR_APP_CACHE, null); 3112 // Queue up an async operation since clearing cache may take a little while. 3113 mHandler.post(new Runnable() { 3114 public void run() { 3115 mHandler.removeCallbacks(this); 3116 boolean success = true; 3117 synchronized (mInstallLock) { 3118 try { 3119 mInstaller.freeCache(volumeUuid, freeStorageSize); 3120 } catch (InstallerException e) { 3121 Slog.w(TAG, "Couldn't clear application caches: " + e); 3122 success = false; 3123 } 3124 } 3125 if(pi != null) { 3126 try { 3127 // Callback via pending intent 3128 int code = success ? 1 : 0; 3129 pi.sendIntent(null, code, null, 3130 null, null); 3131 } catch (SendIntentException e1) { 3132 Slog.i(TAG, "Failed to send pending intent"); 3133 } 3134 } 3135 } 3136 }); 3137 } 3138 3139 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3140 synchronized (mInstallLock) { 3141 try { 3142 mInstaller.freeCache(volumeUuid, freeStorageSize); 3143 } catch (InstallerException e) { 3144 throw new IOException("Failed to free enough space", e); 3145 } 3146 } 3147 } 3148 3149 /** 3150 * Return if the user key is currently unlocked. 3151 */ 3152 private boolean isUserKeyUnlocked(int userId) { 3153 if (StorageManager.isFileBasedEncryptionEnabled()) { 3154 final IMountService mount = IMountService.Stub 3155 .asInterface(ServiceManager.getService("mount")); 3156 if (mount == null) { 3157 Slog.w(TAG, "Early during boot, assuming locked"); 3158 return false; 3159 } 3160 final long token = Binder.clearCallingIdentity(); 3161 try { 3162 return mount.isUserKeyUnlocked(userId); 3163 } catch (RemoteException e) { 3164 throw e.rethrowAsRuntimeException(); 3165 } finally { 3166 Binder.restoreCallingIdentity(token); 3167 } 3168 } else { 3169 return true; 3170 } 3171 } 3172 3173 /** 3174 * Update given flags based on encryption status of current user. 3175 */ 3176 private int updateFlags(int flags, int userId) { 3177 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3178 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3179 // Caller expressed an explicit opinion about what encryption 3180 // aware/unaware components they want to see, so fall through and 3181 // give them what they want 3182 } else { 3183 // Caller expressed no opinion, so match based on user state 3184 if (isUserKeyUnlocked(userId)) { 3185 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3186 } else { 3187 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3188 } 3189 } 3190 3191 // Safe mode means we should ignore any third-party apps 3192 if (mSafeMode) { 3193 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3194 } 3195 3196 return flags; 3197 } 3198 3199 /** 3200 * Update given flags when being used to request {@link PackageInfo}. 3201 */ 3202 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3203 boolean triaged = true; 3204 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3205 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3206 // Caller is asking for component details, so they'd better be 3207 // asking for specific encryption matching behavior, or be triaged 3208 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3209 | PackageManager.MATCH_ENCRYPTION_AWARE 3210 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3211 triaged = false; 3212 } 3213 } 3214 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3215 | PackageManager.MATCH_SYSTEM_ONLY 3216 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3217 triaged = false; 3218 } 3219 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3220 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3221 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3222 } 3223 return updateFlags(flags, userId); 3224 } 3225 3226 /** 3227 * Update given flags when being used to request {@link ApplicationInfo}. 3228 */ 3229 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3230 return updateFlagsForPackage(flags, userId, cookie); 3231 } 3232 3233 /** 3234 * Update given flags when being used to request {@link ComponentInfo}. 3235 */ 3236 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3237 if (cookie instanceof Intent) { 3238 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3239 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3240 } 3241 } 3242 3243 boolean triaged = true; 3244 // Caller is asking for component details, so they'd better be 3245 // asking for specific encryption matching behavior, or be triaged 3246 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3247 | PackageManager.MATCH_ENCRYPTION_AWARE 3248 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3249 triaged = false; 3250 } 3251 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3252 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3253 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3254 } 3255 return updateFlags(flags, userId); 3256 } 3257 3258 /** 3259 * Update given flags when being used to request {@link ResolveInfo}. 3260 */ 3261 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3262 return updateFlagsForComponent(flags, userId, cookie); 3263 } 3264 3265 @Override 3266 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3267 if (!sUserManager.exists(userId)) return null; 3268 flags = updateFlagsForComponent(flags, userId, component); 3269 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3270 synchronized (mPackages) { 3271 PackageParser.Activity a = mActivities.mActivities.get(component); 3272 3273 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3274 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3275 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3276 if (ps == null) return null; 3277 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3278 userId); 3279 } 3280 if (mResolveComponentName.equals(component)) { 3281 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3282 new PackageUserState(), userId); 3283 } 3284 } 3285 return null; 3286 } 3287 3288 @Override 3289 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3290 String resolvedType) { 3291 synchronized (mPackages) { 3292 if (component.equals(mResolveComponentName)) { 3293 // The resolver supports EVERYTHING! 3294 return true; 3295 } 3296 PackageParser.Activity a = mActivities.mActivities.get(component); 3297 if (a == null) { 3298 return false; 3299 } 3300 for (int i=0; i<a.intents.size(); i++) { 3301 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3302 intent.getData(), intent.getCategories(), TAG) >= 0) { 3303 return true; 3304 } 3305 } 3306 return false; 3307 } 3308 } 3309 3310 @Override 3311 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3312 if (!sUserManager.exists(userId)) return null; 3313 flags = updateFlagsForComponent(flags, userId, component); 3314 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3315 synchronized (mPackages) { 3316 PackageParser.Activity a = mReceivers.mActivities.get(component); 3317 if (DEBUG_PACKAGE_INFO) Log.v( 3318 TAG, "getReceiverInfo " + component + ": " + a); 3319 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3320 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3321 if (ps == null) return null; 3322 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3323 userId); 3324 } 3325 } 3326 return null; 3327 } 3328 3329 @Override 3330 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3331 if (!sUserManager.exists(userId)) return null; 3332 flags = updateFlagsForComponent(flags, userId, component); 3333 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3334 synchronized (mPackages) { 3335 PackageParser.Service s = mServices.mServices.get(component); 3336 if (DEBUG_PACKAGE_INFO) Log.v( 3337 TAG, "getServiceInfo " + component + ": " + s); 3338 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3339 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3340 if (ps == null) return null; 3341 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3342 userId); 3343 } 3344 } 3345 return null; 3346 } 3347 3348 @Override 3349 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3350 if (!sUserManager.exists(userId)) return null; 3351 flags = updateFlagsForComponent(flags, userId, component); 3352 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3353 synchronized (mPackages) { 3354 PackageParser.Provider p = mProviders.mProviders.get(component); 3355 if (DEBUG_PACKAGE_INFO) Log.v( 3356 TAG, "getProviderInfo " + component + ": " + p); 3357 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3358 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3359 if (ps == null) return null; 3360 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3361 userId); 3362 } 3363 } 3364 return null; 3365 } 3366 3367 @Override 3368 public String[] getSystemSharedLibraryNames() { 3369 Set<String> libSet; 3370 synchronized (mPackages) { 3371 libSet = mSharedLibraries.keySet(); 3372 int size = libSet.size(); 3373 if (size > 0) { 3374 String[] libs = new String[size]; 3375 libSet.toArray(libs); 3376 return libs; 3377 } 3378 } 3379 return null; 3380 } 3381 3382 /** 3383 * @hide 3384 */ 3385 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3386 synchronized (mPackages) { 3387 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3388 if (lib != null && lib.apk != null) { 3389 return mPackages.get(lib.apk); 3390 } 3391 } 3392 return null; 3393 } 3394 3395 @Override 3396 public FeatureInfo[] getSystemAvailableFeatures() { 3397 Collection<FeatureInfo> featSet; 3398 synchronized (mPackages) { 3399 featSet = mAvailableFeatures.values(); 3400 int size = featSet.size(); 3401 if (size > 0) { 3402 FeatureInfo[] features = new FeatureInfo[size+1]; 3403 featSet.toArray(features); 3404 FeatureInfo fi = new FeatureInfo(); 3405 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3406 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3407 features[size] = fi; 3408 return features; 3409 } 3410 } 3411 return null; 3412 } 3413 3414 @Override 3415 public boolean hasSystemFeature(String name) { 3416 synchronized (mPackages) { 3417 return mAvailableFeatures.containsKey(name); 3418 } 3419 } 3420 3421 @Override 3422 public int checkPermission(String permName, String pkgName, int userId) { 3423 if (!sUserManager.exists(userId)) { 3424 return PackageManager.PERMISSION_DENIED; 3425 } 3426 3427 synchronized (mPackages) { 3428 final PackageParser.Package p = mPackages.get(pkgName); 3429 if (p != null && p.mExtras != null) { 3430 final PackageSetting ps = (PackageSetting) p.mExtras; 3431 final PermissionsState permissionsState = ps.getPermissionsState(); 3432 if (permissionsState.hasPermission(permName, userId)) { 3433 return PackageManager.PERMISSION_GRANTED; 3434 } 3435 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3436 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3437 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3438 return PackageManager.PERMISSION_GRANTED; 3439 } 3440 } 3441 } 3442 3443 return PackageManager.PERMISSION_DENIED; 3444 } 3445 3446 @Override 3447 public int checkUidPermission(String permName, int uid) { 3448 final int userId = UserHandle.getUserId(uid); 3449 3450 if (!sUserManager.exists(userId)) { 3451 return PackageManager.PERMISSION_DENIED; 3452 } 3453 3454 synchronized (mPackages) { 3455 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3456 if (obj != null) { 3457 final SettingBase ps = (SettingBase) obj; 3458 final PermissionsState permissionsState = ps.getPermissionsState(); 3459 if (permissionsState.hasPermission(permName, userId)) { 3460 return PackageManager.PERMISSION_GRANTED; 3461 } 3462 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3463 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3464 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3465 return PackageManager.PERMISSION_GRANTED; 3466 } 3467 } else { 3468 ArraySet<String> perms = mSystemPermissions.get(uid); 3469 if (perms != null) { 3470 if (perms.contains(permName)) { 3471 return PackageManager.PERMISSION_GRANTED; 3472 } 3473 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3474 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3475 return PackageManager.PERMISSION_GRANTED; 3476 } 3477 } 3478 } 3479 } 3480 3481 return PackageManager.PERMISSION_DENIED; 3482 } 3483 3484 @Override 3485 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3486 if (UserHandle.getCallingUserId() != userId) { 3487 mContext.enforceCallingPermission( 3488 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3489 "isPermissionRevokedByPolicy for user " + userId); 3490 } 3491 3492 if (checkPermission(permission, packageName, userId) 3493 == PackageManager.PERMISSION_GRANTED) { 3494 return false; 3495 } 3496 3497 final long identity = Binder.clearCallingIdentity(); 3498 try { 3499 final int flags = getPermissionFlags(permission, packageName, userId); 3500 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3501 } finally { 3502 Binder.restoreCallingIdentity(identity); 3503 } 3504 } 3505 3506 @Override 3507 public String getPermissionControllerPackageName() { 3508 synchronized (mPackages) { 3509 return mRequiredInstallerPackage; 3510 } 3511 } 3512 3513 /** 3514 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3515 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3516 * @param checkShell TODO(yamasani): 3517 * @param message the message to log on security exception 3518 */ 3519 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3520 boolean checkShell, String message) { 3521 if (userId < 0) { 3522 throw new IllegalArgumentException("Invalid userId " + userId); 3523 } 3524 if (checkShell) { 3525 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3526 } 3527 if (userId == UserHandle.getUserId(callingUid)) return; 3528 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3529 if (requireFullPermission) { 3530 mContext.enforceCallingOrSelfPermission( 3531 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3532 } else { 3533 try { 3534 mContext.enforceCallingOrSelfPermission( 3535 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3536 } catch (SecurityException se) { 3537 mContext.enforceCallingOrSelfPermission( 3538 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3539 } 3540 } 3541 } 3542 } 3543 3544 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3545 if (callingUid == Process.SHELL_UID) { 3546 if (userHandle >= 0 3547 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3548 throw new SecurityException("Shell does not have permission to access user " 3549 + userHandle); 3550 } else if (userHandle < 0) { 3551 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3552 + Debug.getCallers(3)); 3553 } 3554 } 3555 } 3556 3557 private BasePermission findPermissionTreeLP(String permName) { 3558 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3559 if (permName.startsWith(bp.name) && 3560 permName.length() > bp.name.length() && 3561 permName.charAt(bp.name.length()) == '.') { 3562 return bp; 3563 } 3564 } 3565 return null; 3566 } 3567 3568 private BasePermission checkPermissionTreeLP(String permName) { 3569 if (permName != null) { 3570 BasePermission bp = findPermissionTreeLP(permName); 3571 if (bp != null) { 3572 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3573 return bp; 3574 } 3575 throw new SecurityException("Calling uid " 3576 + Binder.getCallingUid() 3577 + " is not allowed to add to permission tree " 3578 + bp.name + " owned by uid " + bp.uid); 3579 } 3580 } 3581 throw new SecurityException("No permission tree found for " + permName); 3582 } 3583 3584 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3585 if (s1 == null) { 3586 return s2 == null; 3587 } 3588 if (s2 == null) { 3589 return false; 3590 } 3591 if (s1.getClass() != s2.getClass()) { 3592 return false; 3593 } 3594 return s1.equals(s2); 3595 } 3596 3597 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3598 if (pi1.icon != pi2.icon) return false; 3599 if (pi1.logo != pi2.logo) return false; 3600 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3601 if (!compareStrings(pi1.name, pi2.name)) return false; 3602 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3603 // We'll take care of setting this one. 3604 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3605 // These are not currently stored in settings. 3606 //if (!compareStrings(pi1.group, pi2.group)) return false; 3607 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3608 //if (pi1.labelRes != pi2.labelRes) return false; 3609 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3610 return true; 3611 } 3612 3613 int permissionInfoFootprint(PermissionInfo info) { 3614 int size = info.name.length(); 3615 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3616 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3617 return size; 3618 } 3619 3620 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3621 int size = 0; 3622 for (BasePermission perm : mSettings.mPermissions.values()) { 3623 if (perm.uid == tree.uid) { 3624 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3625 } 3626 } 3627 return size; 3628 } 3629 3630 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3631 // We calculate the max size of permissions defined by this uid and throw 3632 // if that plus the size of 'info' would exceed our stated maximum. 3633 if (tree.uid != Process.SYSTEM_UID) { 3634 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3635 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3636 throw new SecurityException("Permission tree size cap exceeded"); 3637 } 3638 } 3639 } 3640 3641 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3642 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3643 throw new SecurityException("Label must be specified in permission"); 3644 } 3645 BasePermission tree = checkPermissionTreeLP(info.name); 3646 BasePermission bp = mSettings.mPermissions.get(info.name); 3647 boolean added = bp == null; 3648 boolean changed = true; 3649 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3650 if (added) { 3651 enforcePermissionCapLocked(info, tree); 3652 bp = new BasePermission(info.name, tree.sourcePackage, 3653 BasePermission.TYPE_DYNAMIC); 3654 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3655 throw new SecurityException( 3656 "Not allowed to modify non-dynamic permission " 3657 + info.name); 3658 } else { 3659 if (bp.protectionLevel == fixedLevel 3660 && bp.perm.owner.equals(tree.perm.owner) 3661 && bp.uid == tree.uid 3662 && comparePermissionInfos(bp.perm.info, info)) { 3663 changed = false; 3664 } 3665 } 3666 bp.protectionLevel = fixedLevel; 3667 info = new PermissionInfo(info); 3668 info.protectionLevel = fixedLevel; 3669 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3670 bp.perm.info.packageName = tree.perm.info.packageName; 3671 bp.uid = tree.uid; 3672 if (added) { 3673 mSettings.mPermissions.put(info.name, bp); 3674 } 3675 if (changed) { 3676 if (!async) { 3677 mSettings.writeLPr(); 3678 } else { 3679 scheduleWriteSettingsLocked(); 3680 } 3681 } 3682 return added; 3683 } 3684 3685 @Override 3686 public boolean addPermission(PermissionInfo info) { 3687 synchronized (mPackages) { 3688 return addPermissionLocked(info, false); 3689 } 3690 } 3691 3692 @Override 3693 public boolean addPermissionAsync(PermissionInfo info) { 3694 synchronized (mPackages) { 3695 return addPermissionLocked(info, true); 3696 } 3697 } 3698 3699 @Override 3700 public void removePermission(String name) { 3701 synchronized (mPackages) { 3702 checkPermissionTreeLP(name); 3703 BasePermission bp = mSettings.mPermissions.get(name); 3704 if (bp != null) { 3705 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3706 throw new SecurityException( 3707 "Not allowed to modify non-dynamic permission " 3708 + name); 3709 } 3710 mSettings.mPermissions.remove(name); 3711 mSettings.writeLPr(); 3712 } 3713 } 3714 } 3715 3716 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3717 BasePermission bp) { 3718 int index = pkg.requestedPermissions.indexOf(bp.name); 3719 if (index == -1) { 3720 throw new SecurityException("Package " + pkg.packageName 3721 + " has not requested permission " + bp.name); 3722 } 3723 if (!bp.isRuntime() && !bp.isDevelopment()) { 3724 throw new SecurityException("Permission " + bp.name 3725 + " is not a changeable permission type"); 3726 } 3727 } 3728 3729 @Override 3730 public void grantRuntimePermission(String packageName, String name, final int userId) { 3731 if (!sUserManager.exists(userId)) { 3732 Log.e(TAG, "No such user:" + userId); 3733 return; 3734 } 3735 3736 mContext.enforceCallingOrSelfPermission( 3737 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3738 "grantRuntimePermission"); 3739 3740 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3741 "grantRuntimePermission"); 3742 3743 final int uid; 3744 final SettingBase sb; 3745 3746 synchronized (mPackages) { 3747 final PackageParser.Package pkg = mPackages.get(packageName); 3748 if (pkg == null) { 3749 throw new IllegalArgumentException("Unknown package: " + packageName); 3750 } 3751 3752 final BasePermission bp = mSettings.mPermissions.get(name); 3753 if (bp == null) { 3754 throw new IllegalArgumentException("Unknown permission: " + name); 3755 } 3756 3757 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3758 3759 // If a permission review is required for legacy apps we represent 3760 // their permissions as always granted runtime ones since we need 3761 // to keep the review required permission flag per user while an 3762 // install permission's state is shared across all users. 3763 if (Build.PERMISSIONS_REVIEW_REQUIRED 3764 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3765 && bp.isRuntime()) { 3766 return; 3767 } 3768 3769 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3770 sb = (SettingBase) pkg.mExtras; 3771 if (sb == null) { 3772 throw new IllegalArgumentException("Unknown package: " + packageName); 3773 } 3774 3775 final PermissionsState permissionsState = sb.getPermissionsState(); 3776 3777 final int flags = permissionsState.getPermissionFlags(name, userId); 3778 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3779 throw new SecurityException("Cannot grant system fixed permission " 3780 + name + " for package " + packageName); 3781 } 3782 3783 if (bp.isDevelopment()) { 3784 // Development permissions must be handled specially, since they are not 3785 // normal runtime permissions. For now they apply to all users. 3786 if (permissionsState.grantInstallPermission(bp) != 3787 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3788 scheduleWriteSettingsLocked(); 3789 } 3790 return; 3791 } 3792 3793 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3794 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3795 return; 3796 } 3797 3798 final int result = permissionsState.grantRuntimePermission(bp, userId); 3799 switch (result) { 3800 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3801 return; 3802 } 3803 3804 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3805 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3806 mHandler.post(new Runnable() { 3807 @Override 3808 public void run() { 3809 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3810 } 3811 }); 3812 } 3813 break; 3814 } 3815 3816 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3817 3818 // Not critical if that is lost - app has to request again. 3819 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3820 } 3821 3822 // Only need to do this if user is initialized. Otherwise it's a new user 3823 // and there are no processes running as the user yet and there's no need 3824 // to make an expensive call to remount processes for the changed permissions. 3825 if (READ_EXTERNAL_STORAGE.equals(name) 3826 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3827 final long token = Binder.clearCallingIdentity(); 3828 try { 3829 if (sUserManager.isInitialized(userId)) { 3830 MountServiceInternal mountServiceInternal = LocalServices.getService( 3831 MountServiceInternal.class); 3832 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3833 } 3834 } finally { 3835 Binder.restoreCallingIdentity(token); 3836 } 3837 } 3838 } 3839 3840 @Override 3841 public void revokeRuntimePermission(String packageName, String name, int userId) { 3842 if (!sUserManager.exists(userId)) { 3843 Log.e(TAG, "No such user:" + userId); 3844 return; 3845 } 3846 3847 mContext.enforceCallingOrSelfPermission( 3848 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3849 "revokeRuntimePermission"); 3850 3851 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3852 "revokeRuntimePermission"); 3853 3854 final int appId; 3855 3856 synchronized (mPackages) { 3857 final PackageParser.Package pkg = mPackages.get(packageName); 3858 if (pkg == null) { 3859 throw new IllegalArgumentException("Unknown package: " + packageName); 3860 } 3861 3862 final BasePermission bp = mSettings.mPermissions.get(name); 3863 if (bp == null) { 3864 throw new IllegalArgumentException("Unknown permission: " + name); 3865 } 3866 3867 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3868 3869 // If a permission review is required for legacy apps we represent 3870 // their permissions as always granted runtime ones since we need 3871 // to keep the review required permission flag per user while an 3872 // install permission's state is shared across all users. 3873 if (Build.PERMISSIONS_REVIEW_REQUIRED 3874 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3875 && bp.isRuntime()) { 3876 return; 3877 } 3878 3879 SettingBase sb = (SettingBase) pkg.mExtras; 3880 if (sb == null) { 3881 throw new IllegalArgumentException("Unknown package: " + packageName); 3882 } 3883 3884 final PermissionsState permissionsState = sb.getPermissionsState(); 3885 3886 final int flags = permissionsState.getPermissionFlags(name, userId); 3887 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3888 throw new SecurityException("Cannot revoke system fixed permission " 3889 + name + " for package " + packageName); 3890 } 3891 3892 if (bp.isDevelopment()) { 3893 // Development permissions must be handled specially, since they are not 3894 // normal runtime permissions. For now they apply to all users. 3895 if (permissionsState.revokeInstallPermission(bp) != 3896 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3897 scheduleWriteSettingsLocked(); 3898 } 3899 return; 3900 } 3901 3902 if (permissionsState.revokeRuntimePermission(bp, userId) == 3903 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3904 return; 3905 } 3906 3907 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3908 3909 // Critical, after this call app should never have the permission. 3910 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3911 3912 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3913 } 3914 3915 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3916 } 3917 3918 @Override 3919 public void resetRuntimePermissions() { 3920 mContext.enforceCallingOrSelfPermission( 3921 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3922 "revokeRuntimePermission"); 3923 3924 int callingUid = Binder.getCallingUid(); 3925 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3926 mContext.enforceCallingOrSelfPermission( 3927 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3928 "resetRuntimePermissions"); 3929 } 3930 3931 synchronized (mPackages) { 3932 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3933 for (int userId : UserManagerService.getInstance().getUserIds()) { 3934 final int packageCount = mPackages.size(); 3935 for (int i = 0; i < packageCount; i++) { 3936 PackageParser.Package pkg = mPackages.valueAt(i); 3937 if (!(pkg.mExtras instanceof PackageSetting)) { 3938 continue; 3939 } 3940 PackageSetting ps = (PackageSetting) pkg.mExtras; 3941 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3942 } 3943 } 3944 } 3945 } 3946 3947 @Override 3948 public int getPermissionFlags(String name, String packageName, int userId) { 3949 if (!sUserManager.exists(userId)) { 3950 return 0; 3951 } 3952 3953 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3954 3955 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3956 "getPermissionFlags"); 3957 3958 synchronized (mPackages) { 3959 final PackageParser.Package pkg = mPackages.get(packageName); 3960 if (pkg == null) { 3961 throw new IllegalArgumentException("Unknown package: " + packageName); 3962 } 3963 3964 final BasePermission bp = mSettings.mPermissions.get(name); 3965 if (bp == null) { 3966 throw new IllegalArgumentException("Unknown permission: " + name); 3967 } 3968 3969 SettingBase sb = (SettingBase) pkg.mExtras; 3970 if (sb == null) { 3971 throw new IllegalArgumentException("Unknown package: " + packageName); 3972 } 3973 3974 PermissionsState permissionsState = sb.getPermissionsState(); 3975 return permissionsState.getPermissionFlags(name, userId); 3976 } 3977 } 3978 3979 @Override 3980 public void updatePermissionFlags(String name, String packageName, int flagMask, 3981 int flagValues, int userId) { 3982 if (!sUserManager.exists(userId)) { 3983 return; 3984 } 3985 3986 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3987 3988 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3989 "updatePermissionFlags"); 3990 3991 // Only the system can change these flags and nothing else. 3992 if (getCallingUid() != Process.SYSTEM_UID) { 3993 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3994 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3995 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3996 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3997 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3998 } 3999 4000 synchronized (mPackages) { 4001 final PackageParser.Package pkg = mPackages.get(packageName); 4002 if (pkg == null) { 4003 throw new IllegalArgumentException("Unknown package: " + packageName); 4004 } 4005 4006 final BasePermission bp = mSettings.mPermissions.get(name); 4007 if (bp == null) { 4008 throw new IllegalArgumentException("Unknown permission: " + name); 4009 } 4010 4011 SettingBase sb = (SettingBase) pkg.mExtras; 4012 if (sb == null) { 4013 throw new IllegalArgumentException("Unknown package: " + packageName); 4014 } 4015 4016 PermissionsState permissionsState = sb.getPermissionsState(); 4017 4018 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4019 4020 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4021 // Install and runtime permissions are stored in different places, 4022 // so figure out what permission changed and persist the change. 4023 if (permissionsState.getInstallPermissionState(name) != null) { 4024 scheduleWriteSettingsLocked(); 4025 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4026 || hadState) { 4027 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4028 } 4029 } 4030 } 4031 } 4032 4033 /** 4034 * Update the permission flags for all packages and runtime permissions of a user in order 4035 * to allow device or profile owner to remove POLICY_FIXED. 4036 */ 4037 @Override 4038 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4039 if (!sUserManager.exists(userId)) { 4040 return; 4041 } 4042 4043 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4044 4045 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4046 "updatePermissionFlagsForAllApps"); 4047 4048 // Only the system can change system fixed flags. 4049 if (getCallingUid() != Process.SYSTEM_UID) { 4050 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4051 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4052 } 4053 4054 synchronized (mPackages) { 4055 boolean changed = false; 4056 final int packageCount = mPackages.size(); 4057 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4058 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4059 SettingBase sb = (SettingBase) pkg.mExtras; 4060 if (sb == null) { 4061 continue; 4062 } 4063 PermissionsState permissionsState = sb.getPermissionsState(); 4064 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4065 userId, flagMask, flagValues); 4066 } 4067 if (changed) { 4068 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4069 } 4070 } 4071 } 4072 4073 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4074 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4075 != PackageManager.PERMISSION_GRANTED 4076 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4077 != PackageManager.PERMISSION_GRANTED) { 4078 throw new SecurityException(message + " requires " 4079 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4080 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4081 } 4082 } 4083 4084 @Override 4085 public boolean shouldShowRequestPermissionRationale(String permissionName, 4086 String packageName, int userId) { 4087 if (UserHandle.getCallingUserId() != userId) { 4088 mContext.enforceCallingPermission( 4089 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4090 "canShowRequestPermissionRationale for user " + userId); 4091 } 4092 4093 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4094 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4095 return false; 4096 } 4097 4098 if (checkPermission(permissionName, packageName, userId) 4099 == PackageManager.PERMISSION_GRANTED) { 4100 return false; 4101 } 4102 4103 final int flags; 4104 4105 final long identity = Binder.clearCallingIdentity(); 4106 try { 4107 flags = getPermissionFlags(permissionName, 4108 packageName, userId); 4109 } finally { 4110 Binder.restoreCallingIdentity(identity); 4111 } 4112 4113 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4114 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4115 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4116 4117 if ((flags & fixedFlags) != 0) { 4118 return false; 4119 } 4120 4121 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4122 } 4123 4124 @Override 4125 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4126 mContext.enforceCallingOrSelfPermission( 4127 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4128 "addOnPermissionsChangeListener"); 4129 4130 synchronized (mPackages) { 4131 mOnPermissionChangeListeners.addListenerLocked(listener); 4132 } 4133 } 4134 4135 @Override 4136 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4137 synchronized (mPackages) { 4138 mOnPermissionChangeListeners.removeListenerLocked(listener); 4139 } 4140 } 4141 4142 @Override 4143 public boolean isProtectedBroadcast(String actionName) { 4144 synchronized (mPackages) { 4145 if (mProtectedBroadcasts.contains(actionName)) { 4146 return true; 4147 } else if (actionName != null) { 4148 // TODO: remove these terrible hacks 4149 if (actionName.startsWith("android.net.netmon.lingerExpired") 4150 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4151 return true; 4152 } 4153 } 4154 } 4155 return false; 4156 } 4157 4158 @Override 4159 public int checkSignatures(String pkg1, String pkg2) { 4160 synchronized (mPackages) { 4161 final PackageParser.Package p1 = mPackages.get(pkg1); 4162 final PackageParser.Package p2 = mPackages.get(pkg2); 4163 if (p1 == null || p1.mExtras == null 4164 || p2 == null || p2.mExtras == null) { 4165 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4166 } 4167 return compareSignatures(p1.mSignatures, p2.mSignatures); 4168 } 4169 } 4170 4171 @Override 4172 public int checkUidSignatures(int uid1, int uid2) { 4173 // Map to base uids. 4174 uid1 = UserHandle.getAppId(uid1); 4175 uid2 = UserHandle.getAppId(uid2); 4176 // reader 4177 synchronized (mPackages) { 4178 Signature[] s1; 4179 Signature[] s2; 4180 Object obj = mSettings.getUserIdLPr(uid1); 4181 if (obj != null) { 4182 if (obj instanceof SharedUserSetting) { 4183 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4184 } else if (obj instanceof PackageSetting) { 4185 s1 = ((PackageSetting)obj).signatures.mSignatures; 4186 } else { 4187 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4188 } 4189 } else { 4190 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4191 } 4192 obj = mSettings.getUserIdLPr(uid2); 4193 if (obj != null) { 4194 if (obj instanceof SharedUserSetting) { 4195 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4196 } else if (obj instanceof PackageSetting) { 4197 s2 = ((PackageSetting)obj).signatures.mSignatures; 4198 } else { 4199 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4200 } 4201 } else { 4202 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4203 } 4204 return compareSignatures(s1, s2); 4205 } 4206 } 4207 4208 private void killUid(int appId, int userId, String reason) { 4209 final long identity = Binder.clearCallingIdentity(); 4210 try { 4211 IActivityManager am = ActivityManagerNative.getDefault(); 4212 if (am != null) { 4213 try { 4214 am.killUid(appId, userId, reason); 4215 } catch (RemoteException e) { 4216 /* ignore - same process */ 4217 } 4218 } 4219 } finally { 4220 Binder.restoreCallingIdentity(identity); 4221 } 4222 } 4223 4224 /** 4225 * Compares two sets of signatures. Returns: 4226 * <br /> 4227 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4228 * <br /> 4229 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4230 * <br /> 4231 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4232 * <br /> 4233 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4234 * <br /> 4235 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4236 */ 4237 static int compareSignatures(Signature[] s1, Signature[] s2) { 4238 if (s1 == null) { 4239 return s2 == null 4240 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4241 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4242 } 4243 4244 if (s2 == null) { 4245 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4246 } 4247 4248 if (s1.length != s2.length) { 4249 return PackageManager.SIGNATURE_NO_MATCH; 4250 } 4251 4252 // Since both signature sets are of size 1, we can compare without HashSets. 4253 if (s1.length == 1) { 4254 return s1[0].equals(s2[0]) ? 4255 PackageManager.SIGNATURE_MATCH : 4256 PackageManager.SIGNATURE_NO_MATCH; 4257 } 4258 4259 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4260 for (Signature sig : s1) { 4261 set1.add(sig); 4262 } 4263 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4264 for (Signature sig : s2) { 4265 set2.add(sig); 4266 } 4267 // Make sure s2 contains all signatures in s1. 4268 if (set1.equals(set2)) { 4269 return PackageManager.SIGNATURE_MATCH; 4270 } 4271 return PackageManager.SIGNATURE_NO_MATCH; 4272 } 4273 4274 /** 4275 * If the database version for this type of package (internal storage or 4276 * external storage) is less than the version where package signatures 4277 * were updated, return true. 4278 */ 4279 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4280 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4281 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4282 } 4283 4284 /** 4285 * Used for backward compatibility to make sure any packages with 4286 * certificate chains get upgraded to the new style. {@code existingSigs} 4287 * will be in the old format (since they were stored on disk from before the 4288 * system upgrade) and {@code scannedSigs} will be in the newer format. 4289 */ 4290 private int compareSignaturesCompat(PackageSignatures existingSigs, 4291 PackageParser.Package scannedPkg) { 4292 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4293 return PackageManager.SIGNATURE_NO_MATCH; 4294 } 4295 4296 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4297 for (Signature sig : existingSigs.mSignatures) { 4298 existingSet.add(sig); 4299 } 4300 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4301 for (Signature sig : scannedPkg.mSignatures) { 4302 try { 4303 Signature[] chainSignatures = sig.getChainSignatures(); 4304 for (Signature chainSig : chainSignatures) { 4305 scannedCompatSet.add(chainSig); 4306 } 4307 } catch (CertificateEncodingException e) { 4308 scannedCompatSet.add(sig); 4309 } 4310 } 4311 /* 4312 * Make sure the expanded scanned set contains all signatures in the 4313 * existing one. 4314 */ 4315 if (scannedCompatSet.equals(existingSet)) { 4316 // Migrate the old signatures to the new scheme. 4317 existingSigs.assignSignatures(scannedPkg.mSignatures); 4318 // The new KeySets will be re-added later in the scanning process. 4319 synchronized (mPackages) { 4320 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4321 } 4322 return PackageManager.SIGNATURE_MATCH; 4323 } 4324 return PackageManager.SIGNATURE_NO_MATCH; 4325 } 4326 4327 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4328 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4329 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4330 } 4331 4332 private int compareSignaturesRecover(PackageSignatures existingSigs, 4333 PackageParser.Package scannedPkg) { 4334 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4335 return PackageManager.SIGNATURE_NO_MATCH; 4336 } 4337 4338 String msg = null; 4339 try { 4340 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4341 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4342 + scannedPkg.packageName); 4343 return PackageManager.SIGNATURE_MATCH; 4344 } 4345 } catch (CertificateException e) { 4346 msg = e.getMessage(); 4347 } 4348 4349 logCriticalInfo(Log.INFO, 4350 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4351 return PackageManager.SIGNATURE_NO_MATCH; 4352 } 4353 4354 @Override 4355 public String[] getPackagesForUid(int uid) { 4356 uid = UserHandle.getAppId(uid); 4357 // reader 4358 synchronized (mPackages) { 4359 Object obj = mSettings.getUserIdLPr(uid); 4360 if (obj instanceof SharedUserSetting) { 4361 final SharedUserSetting sus = (SharedUserSetting) obj; 4362 final int N = sus.packages.size(); 4363 final String[] res = new String[N]; 4364 final Iterator<PackageSetting> it = sus.packages.iterator(); 4365 int i = 0; 4366 while (it.hasNext()) { 4367 res[i++] = it.next().name; 4368 } 4369 return res; 4370 } else if (obj instanceof PackageSetting) { 4371 final PackageSetting ps = (PackageSetting) obj; 4372 return new String[] { ps.name }; 4373 } 4374 } 4375 return null; 4376 } 4377 4378 @Override 4379 public String getNameForUid(int uid) { 4380 // reader 4381 synchronized (mPackages) { 4382 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4383 if (obj instanceof SharedUserSetting) { 4384 final SharedUserSetting sus = (SharedUserSetting) obj; 4385 return sus.name + ":" + sus.userId; 4386 } else if (obj instanceof PackageSetting) { 4387 final PackageSetting ps = (PackageSetting) obj; 4388 return ps.name; 4389 } 4390 } 4391 return null; 4392 } 4393 4394 @Override 4395 public int getUidForSharedUser(String sharedUserName) { 4396 if(sharedUserName == null) { 4397 return -1; 4398 } 4399 // reader 4400 synchronized (mPackages) { 4401 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4402 if (suid == null) { 4403 return -1; 4404 } 4405 return suid.userId; 4406 } 4407 } 4408 4409 @Override 4410 public int getFlagsForUid(int uid) { 4411 synchronized (mPackages) { 4412 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4413 if (obj instanceof SharedUserSetting) { 4414 final SharedUserSetting sus = (SharedUserSetting) obj; 4415 return sus.pkgFlags; 4416 } else if (obj instanceof PackageSetting) { 4417 final PackageSetting ps = (PackageSetting) obj; 4418 return ps.pkgFlags; 4419 } 4420 } 4421 return 0; 4422 } 4423 4424 @Override 4425 public int getPrivateFlagsForUid(int uid) { 4426 synchronized (mPackages) { 4427 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4428 if (obj instanceof SharedUserSetting) { 4429 final SharedUserSetting sus = (SharedUserSetting) obj; 4430 return sus.pkgPrivateFlags; 4431 } else if (obj instanceof PackageSetting) { 4432 final PackageSetting ps = (PackageSetting) obj; 4433 return ps.pkgPrivateFlags; 4434 } 4435 } 4436 return 0; 4437 } 4438 4439 @Override 4440 public boolean isUidPrivileged(int uid) { 4441 uid = UserHandle.getAppId(uid); 4442 // reader 4443 synchronized (mPackages) { 4444 Object obj = mSettings.getUserIdLPr(uid); 4445 if (obj instanceof SharedUserSetting) { 4446 final SharedUserSetting sus = (SharedUserSetting) obj; 4447 final Iterator<PackageSetting> it = sus.packages.iterator(); 4448 while (it.hasNext()) { 4449 if (it.next().isPrivileged()) { 4450 return true; 4451 } 4452 } 4453 } else if (obj instanceof PackageSetting) { 4454 final PackageSetting ps = (PackageSetting) obj; 4455 return ps.isPrivileged(); 4456 } 4457 } 4458 return false; 4459 } 4460 4461 @Override 4462 public String[] getAppOpPermissionPackages(String permissionName) { 4463 synchronized (mPackages) { 4464 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4465 if (pkgs == null) { 4466 return null; 4467 } 4468 return pkgs.toArray(new String[pkgs.size()]); 4469 } 4470 } 4471 4472 @Override 4473 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4474 int flags, int userId) { 4475 if (!sUserManager.exists(userId)) return null; 4476 flags = updateFlagsForResolve(flags, userId, intent); 4477 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4478 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4479 final ResolveInfo bestChoice = 4480 chooseBestActivity(intent, resolvedType, flags, query, userId); 4481 4482 if (isEphemeralAllowed(intent, query, userId)) { 4483 final EphemeralResolveInfo ai = 4484 getEphemeralResolveInfo(intent, resolvedType, userId); 4485 if (ai != null) { 4486 if (DEBUG_EPHEMERAL) { 4487 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4488 } 4489 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4490 bestChoice.ephemeralResolveInfo = ai; 4491 } 4492 } 4493 return bestChoice; 4494 } 4495 4496 @Override 4497 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4498 IntentFilter filter, int match, ComponentName activity) { 4499 final int userId = UserHandle.getCallingUserId(); 4500 if (DEBUG_PREFERRED) { 4501 Log.v(TAG, "setLastChosenActivity intent=" + intent 4502 + " resolvedType=" + resolvedType 4503 + " flags=" + flags 4504 + " filter=" + filter 4505 + " match=" + match 4506 + " activity=" + activity); 4507 filter.dump(new PrintStreamPrinter(System.out), " "); 4508 } 4509 intent.setComponent(null); 4510 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4511 // Find any earlier preferred or last chosen entries and nuke them 4512 findPreferredActivity(intent, resolvedType, 4513 flags, query, 0, false, true, false, userId); 4514 // Add the new activity as the last chosen for this filter 4515 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4516 "Setting last chosen"); 4517 } 4518 4519 @Override 4520 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4521 final int userId = UserHandle.getCallingUserId(); 4522 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4523 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4524 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4525 false, false, false, userId); 4526 } 4527 4528 4529 private boolean isEphemeralAllowed( 4530 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4531 // Short circuit and return early if possible. 4532 if (DISABLE_EPHEMERAL_APPS) { 4533 return false; 4534 } 4535 final int callingUser = UserHandle.getCallingUserId(); 4536 if (callingUser != UserHandle.USER_SYSTEM) { 4537 return false; 4538 } 4539 if (mEphemeralResolverConnection == null) { 4540 return false; 4541 } 4542 if (intent.getComponent() != null) { 4543 return false; 4544 } 4545 if (intent.getPackage() != null) { 4546 return false; 4547 } 4548 final boolean isWebUri = hasWebURI(intent); 4549 if (!isWebUri) { 4550 return false; 4551 } 4552 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4553 synchronized (mPackages) { 4554 final int count = resolvedActivites.size(); 4555 for (int n = 0; n < count; n++) { 4556 ResolveInfo info = resolvedActivites.get(n); 4557 String packageName = info.activityInfo.packageName; 4558 PackageSetting ps = mSettings.mPackages.get(packageName); 4559 if (ps != null) { 4560 // Try to get the status from User settings first 4561 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4562 int status = (int) (packedStatus >> 32); 4563 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4564 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4565 if (DEBUG_EPHEMERAL) { 4566 Slog.v(TAG, "DENY ephemeral apps;" 4567 + " pkg: " + packageName + ", status: " + status); 4568 } 4569 return false; 4570 } 4571 } 4572 } 4573 } 4574 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4575 return true; 4576 } 4577 4578 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4579 int userId) { 4580 MessageDigest digest = null; 4581 try { 4582 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4583 } catch (NoSuchAlgorithmException e) { 4584 // If we can't create a digest, ignore ephemeral apps. 4585 return null; 4586 } 4587 4588 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4589 final byte[] digestBytes = digest.digest(hostBytes); 4590 int shaPrefix = 4591 digestBytes[0] << 24 4592 | digestBytes[1] << 16 4593 | digestBytes[2] << 8 4594 | digestBytes[3] << 0; 4595 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4596 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4597 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4598 // No hash prefix match; there are no ephemeral apps for this domain. 4599 return null; 4600 } 4601 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4602 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4603 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4604 continue; 4605 } 4606 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4607 // No filters; this should never happen. 4608 if (filters.isEmpty()) { 4609 continue; 4610 } 4611 // We have a domain match; resolve the filters to see if anything matches. 4612 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4613 for (int j = filters.size() - 1; j >= 0; --j) { 4614 final EphemeralResolveIntentInfo intentInfo = 4615 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4616 ephemeralResolver.addFilter(intentInfo); 4617 } 4618 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4619 intent, resolvedType, false /*defaultOnly*/, userId); 4620 if (!matchedResolveInfoList.isEmpty()) { 4621 return matchedResolveInfoList.get(0); 4622 } 4623 } 4624 // Hash or filter mis-match; no ephemeral apps for this domain. 4625 return null; 4626 } 4627 4628 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4629 int flags, List<ResolveInfo> query, int userId) { 4630 if (query != null) { 4631 final int N = query.size(); 4632 if (N == 1) { 4633 return query.get(0); 4634 } else if (N > 1) { 4635 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4636 // If there is more than one activity with the same priority, 4637 // then let the user decide between them. 4638 ResolveInfo r0 = query.get(0); 4639 ResolveInfo r1 = query.get(1); 4640 if (DEBUG_INTENT_MATCHING || debug) { 4641 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4642 + r1.activityInfo.name + "=" + r1.priority); 4643 } 4644 // If the first activity has a higher priority, or a different 4645 // default, then it is always desirable to pick it. 4646 if (r0.priority != r1.priority 4647 || r0.preferredOrder != r1.preferredOrder 4648 || r0.isDefault != r1.isDefault) { 4649 return query.get(0); 4650 } 4651 // If we have saved a preference for a preferred activity for 4652 // this Intent, use that. 4653 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4654 flags, query, r0.priority, true, false, debug, userId); 4655 if (ri != null) { 4656 return ri; 4657 } 4658 ri = new ResolveInfo(mResolveInfo); 4659 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4660 ri.activityInfo.applicationInfo = new ApplicationInfo( 4661 ri.activityInfo.applicationInfo); 4662 if (userId != 0) { 4663 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4664 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4665 } 4666 // Make sure that the resolver is displayable in car mode 4667 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4668 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4669 return ri; 4670 } 4671 } 4672 return null; 4673 } 4674 4675 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4676 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4677 final int N = query.size(); 4678 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4679 .get(userId); 4680 // Get the list of persistent preferred activities that handle the intent 4681 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4682 List<PersistentPreferredActivity> pprefs = ppir != null 4683 ? ppir.queryIntent(intent, resolvedType, 4684 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4685 : null; 4686 if (pprefs != null && pprefs.size() > 0) { 4687 final int M = pprefs.size(); 4688 for (int i=0; i<M; i++) { 4689 final PersistentPreferredActivity ppa = pprefs.get(i); 4690 if (DEBUG_PREFERRED || debug) { 4691 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4692 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4693 + "\n component=" + ppa.mComponent); 4694 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4695 } 4696 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4697 flags | MATCH_DISABLED_COMPONENTS, userId); 4698 if (DEBUG_PREFERRED || debug) { 4699 Slog.v(TAG, "Found persistent preferred activity:"); 4700 if (ai != null) { 4701 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4702 } else { 4703 Slog.v(TAG, " null"); 4704 } 4705 } 4706 if (ai == null) { 4707 // This previously registered persistent preferred activity 4708 // component is no longer known. Ignore it and do NOT remove it. 4709 continue; 4710 } 4711 for (int j=0; j<N; j++) { 4712 final ResolveInfo ri = query.get(j); 4713 if (!ri.activityInfo.applicationInfo.packageName 4714 .equals(ai.applicationInfo.packageName)) { 4715 continue; 4716 } 4717 if (!ri.activityInfo.name.equals(ai.name)) { 4718 continue; 4719 } 4720 // Found a persistent preference that can handle the intent. 4721 if (DEBUG_PREFERRED || debug) { 4722 Slog.v(TAG, "Returning persistent preferred activity: " + 4723 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4724 } 4725 return ri; 4726 } 4727 } 4728 } 4729 return null; 4730 } 4731 4732 // TODO: handle preferred activities missing while user has amnesia 4733 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4734 List<ResolveInfo> query, int priority, boolean always, 4735 boolean removeMatches, boolean debug, int userId) { 4736 if (!sUserManager.exists(userId)) return null; 4737 flags = updateFlagsForResolve(flags, userId, intent); 4738 // writer 4739 synchronized (mPackages) { 4740 if (intent.getSelector() != null) { 4741 intent = intent.getSelector(); 4742 } 4743 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4744 4745 // Try to find a matching persistent preferred activity. 4746 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4747 debug, userId); 4748 4749 // If a persistent preferred activity matched, use it. 4750 if (pri != null) { 4751 return pri; 4752 } 4753 4754 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4755 // Get the list of preferred activities that handle the intent 4756 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4757 List<PreferredActivity> prefs = pir != null 4758 ? pir.queryIntent(intent, resolvedType, 4759 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4760 : null; 4761 if (prefs != null && prefs.size() > 0) { 4762 boolean changed = false; 4763 try { 4764 // First figure out how good the original match set is. 4765 // We will only allow preferred activities that came 4766 // from the same match quality. 4767 int match = 0; 4768 4769 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4770 4771 final int N = query.size(); 4772 for (int j=0; j<N; j++) { 4773 final ResolveInfo ri = query.get(j); 4774 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4775 + ": 0x" + Integer.toHexString(match)); 4776 if (ri.match > match) { 4777 match = ri.match; 4778 } 4779 } 4780 4781 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4782 + Integer.toHexString(match)); 4783 4784 match &= IntentFilter.MATCH_CATEGORY_MASK; 4785 final int M = prefs.size(); 4786 for (int i=0; i<M; i++) { 4787 final PreferredActivity pa = prefs.get(i); 4788 if (DEBUG_PREFERRED || debug) { 4789 Slog.v(TAG, "Checking PreferredActivity ds=" 4790 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4791 + "\n component=" + pa.mPref.mComponent); 4792 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4793 } 4794 if (pa.mPref.mMatch != match) { 4795 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4796 + Integer.toHexString(pa.mPref.mMatch)); 4797 continue; 4798 } 4799 // If it's not an "always" type preferred activity and that's what we're 4800 // looking for, skip it. 4801 if (always && !pa.mPref.mAlways) { 4802 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4803 continue; 4804 } 4805 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4806 flags | MATCH_DISABLED_COMPONENTS, userId); 4807 if (DEBUG_PREFERRED || debug) { 4808 Slog.v(TAG, "Found preferred activity:"); 4809 if (ai != null) { 4810 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4811 } else { 4812 Slog.v(TAG, " null"); 4813 } 4814 } 4815 if (ai == null) { 4816 // This previously registered preferred activity 4817 // component is no longer known. Most likely an update 4818 // to the app was installed and in the new version this 4819 // component no longer exists. Clean it up by removing 4820 // it from the preferred activities list, and skip it. 4821 Slog.w(TAG, "Removing dangling preferred activity: " 4822 + pa.mPref.mComponent); 4823 pir.removeFilter(pa); 4824 changed = true; 4825 continue; 4826 } 4827 for (int j=0; j<N; j++) { 4828 final ResolveInfo ri = query.get(j); 4829 if (!ri.activityInfo.applicationInfo.packageName 4830 .equals(ai.applicationInfo.packageName)) { 4831 continue; 4832 } 4833 if (!ri.activityInfo.name.equals(ai.name)) { 4834 continue; 4835 } 4836 4837 if (removeMatches) { 4838 pir.removeFilter(pa); 4839 changed = true; 4840 if (DEBUG_PREFERRED) { 4841 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4842 } 4843 break; 4844 } 4845 4846 // Okay we found a previously set preferred or last chosen app. 4847 // If the result set is different from when this 4848 // was created, we need to clear it and re-ask the 4849 // user their preference, if we're looking for an "always" type entry. 4850 if (always && !pa.mPref.sameSet(query)) { 4851 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4852 + intent + " type " + resolvedType); 4853 if (DEBUG_PREFERRED) { 4854 Slog.v(TAG, "Removing preferred activity since set changed " 4855 + pa.mPref.mComponent); 4856 } 4857 pir.removeFilter(pa); 4858 // Re-add the filter as a "last chosen" entry (!always) 4859 PreferredActivity lastChosen = new PreferredActivity( 4860 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4861 pir.addFilter(lastChosen); 4862 changed = true; 4863 return null; 4864 } 4865 4866 // Yay! Either the set matched or we're looking for the last chosen 4867 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4868 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4869 return ri; 4870 } 4871 } 4872 } finally { 4873 if (changed) { 4874 if (DEBUG_PREFERRED) { 4875 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4876 } 4877 scheduleWritePackageRestrictionsLocked(userId); 4878 } 4879 } 4880 } 4881 } 4882 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4883 return null; 4884 } 4885 4886 /* 4887 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4888 */ 4889 @Override 4890 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4891 int targetUserId) { 4892 mContext.enforceCallingOrSelfPermission( 4893 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4894 List<CrossProfileIntentFilter> matches = 4895 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4896 if (matches != null) { 4897 int size = matches.size(); 4898 for (int i = 0; i < size; i++) { 4899 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4900 } 4901 } 4902 if (hasWebURI(intent)) { 4903 // cross-profile app linking works only towards the parent. 4904 final UserInfo parent = getProfileParent(sourceUserId); 4905 synchronized(mPackages) { 4906 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4907 intent, resolvedType, 0, sourceUserId, parent.id); 4908 return xpDomainInfo != null; 4909 } 4910 } 4911 return false; 4912 } 4913 4914 private UserInfo getProfileParent(int userId) { 4915 final long identity = Binder.clearCallingIdentity(); 4916 try { 4917 return sUserManager.getProfileParent(userId); 4918 } finally { 4919 Binder.restoreCallingIdentity(identity); 4920 } 4921 } 4922 4923 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4924 String resolvedType, int userId) { 4925 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4926 if (resolver != null) { 4927 return resolver.queryIntent(intent, resolvedType, false, userId); 4928 } 4929 return null; 4930 } 4931 4932 @Override 4933 public List<ResolveInfo> queryIntentActivities(Intent intent, 4934 String resolvedType, int flags, int userId) { 4935 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4936 flags = updateFlagsForResolve(flags, userId, intent); 4937 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4938 ComponentName comp = intent.getComponent(); 4939 if (comp == null) { 4940 if (intent.getSelector() != null) { 4941 intent = intent.getSelector(); 4942 comp = intent.getComponent(); 4943 } 4944 } 4945 4946 if (comp != null) { 4947 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4948 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4949 if (ai != null) { 4950 final ResolveInfo ri = new ResolveInfo(); 4951 ri.activityInfo = ai; 4952 list.add(ri); 4953 } 4954 return list; 4955 } 4956 4957 // reader 4958 synchronized (mPackages) { 4959 final String pkgName = intent.getPackage(); 4960 if (pkgName == null) { 4961 List<CrossProfileIntentFilter> matchingFilters = 4962 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4963 // Check for results that need to skip the current profile. 4964 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4965 resolvedType, flags, userId); 4966 if (xpResolveInfo != null) { 4967 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4968 result.add(xpResolveInfo); 4969 return filterIfNotSystemUser(result, userId); 4970 } 4971 4972 // Check for results in the current profile. 4973 List<ResolveInfo> result = mActivities.queryIntent( 4974 intent, resolvedType, flags, userId); 4975 result = filterIfNotSystemUser(result, userId); 4976 4977 // Check for cross profile results. 4978 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4979 xpResolveInfo = queryCrossProfileIntents( 4980 matchingFilters, intent, resolvedType, flags, userId, 4981 hasNonNegativePriorityResult); 4982 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4983 boolean isVisibleToUser = filterIfNotSystemUser( 4984 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4985 if (isVisibleToUser) { 4986 result.add(xpResolveInfo); 4987 Collections.sort(result, mResolvePrioritySorter); 4988 } 4989 } 4990 if (hasWebURI(intent)) { 4991 CrossProfileDomainInfo xpDomainInfo = null; 4992 final UserInfo parent = getProfileParent(userId); 4993 if (parent != null) { 4994 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4995 flags, userId, parent.id); 4996 } 4997 if (xpDomainInfo != null) { 4998 if (xpResolveInfo != null) { 4999 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5000 // in the result. 5001 result.remove(xpResolveInfo); 5002 } 5003 if (result.size() == 0) { 5004 result.add(xpDomainInfo.resolveInfo); 5005 return result; 5006 } 5007 } else if (result.size() <= 1) { 5008 return result; 5009 } 5010 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5011 xpDomainInfo, userId); 5012 Collections.sort(result, mResolvePrioritySorter); 5013 } 5014 return result; 5015 } 5016 final PackageParser.Package pkg = mPackages.get(pkgName); 5017 if (pkg != null) { 5018 return filterIfNotSystemUser( 5019 mActivities.queryIntentForPackage( 5020 intent, resolvedType, flags, pkg.activities, userId), 5021 userId); 5022 } 5023 return new ArrayList<ResolveInfo>(); 5024 } 5025 } 5026 5027 private static class CrossProfileDomainInfo { 5028 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5029 ResolveInfo resolveInfo; 5030 /* Best domain verification status of the activities found in the other profile */ 5031 int bestDomainVerificationStatus; 5032 } 5033 5034 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5035 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5036 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5037 sourceUserId)) { 5038 return null; 5039 } 5040 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5041 resolvedType, flags, parentUserId); 5042 5043 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5044 return null; 5045 } 5046 CrossProfileDomainInfo result = null; 5047 int size = resultTargetUser.size(); 5048 for (int i = 0; i < size; i++) { 5049 ResolveInfo riTargetUser = resultTargetUser.get(i); 5050 // Intent filter verification is only for filters that specify a host. So don't return 5051 // those that handle all web uris. 5052 if (riTargetUser.handleAllWebDataURI) { 5053 continue; 5054 } 5055 String packageName = riTargetUser.activityInfo.packageName; 5056 PackageSetting ps = mSettings.mPackages.get(packageName); 5057 if (ps == null) { 5058 continue; 5059 } 5060 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5061 int status = (int)(verificationState >> 32); 5062 if (result == null) { 5063 result = new CrossProfileDomainInfo(); 5064 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5065 sourceUserId, parentUserId); 5066 result.bestDomainVerificationStatus = status; 5067 } else { 5068 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5069 result.bestDomainVerificationStatus); 5070 } 5071 } 5072 // Don't consider matches with status NEVER across profiles. 5073 if (result != null && result.bestDomainVerificationStatus 5074 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5075 return null; 5076 } 5077 return result; 5078 } 5079 5080 /** 5081 * Verification statuses are ordered from the worse to the best, except for 5082 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5083 */ 5084 private int bestDomainVerificationStatus(int status1, int status2) { 5085 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5086 return status2; 5087 } 5088 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5089 return status1; 5090 } 5091 return (int) MathUtils.max(status1, status2); 5092 } 5093 5094 private boolean isUserEnabled(int userId) { 5095 long callingId = Binder.clearCallingIdentity(); 5096 try { 5097 UserInfo userInfo = sUserManager.getUserInfo(userId); 5098 return userInfo != null && userInfo.isEnabled(); 5099 } finally { 5100 Binder.restoreCallingIdentity(callingId); 5101 } 5102 } 5103 5104 /** 5105 * Filter out activities with systemUserOnly flag set, when current user is not System. 5106 * 5107 * @return filtered list 5108 */ 5109 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5110 if (userId == UserHandle.USER_SYSTEM) { 5111 return resolveInfos; 5112 } 5113 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5114 ResolveInfo info = resolveInfos.get(i); 5115 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5116 resolveInfos.remove(i); 5117 } 5118 } 5119 return resolveInfos; 5120 } 5121 5122 /** 5123 * @param resolveInfos list of resolve infos in descending priority order 5124 * @return if the list contains a resolve info with non-negative priority 5125 */ 5126 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5127 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5128 } 5129 5130 private static boolean hasWebURI(Intent intent) { 5131 if (intent.getData() == null) { 5132 return false; 5133 } 5134 final String scheme = intent.getScheme(); 5135 if (TextUtils.isEmpty(scheme)) { 5136 return false; 5137 } 5138 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5139 } 5140 5141 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5142 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5143 int userId) { 5144 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5145 5146 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5147 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5148 candidates.size()); 5149 } 5150 5151 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5152 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5153 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5154 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5155 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5156 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5157 5158 synchronized (mPackages) { 5159 final int count = candidates.size(); 5160 // First, try to use linked apps. Partition the candidates into four lists: 5161 // one for the final results, one for the "do not use ever", one for "undefined status" 5162 // and finally one for "browser app type". 5163 for (int n=0; n<count; n++) { 5164 ResolveInfo info = candidates.get(n); 5165 String packageName = info.activityInfo.packageName; 5166 PackageSetting ps = mSettings.mPackages.get(packageName); 5167 if (ps != null) { 5168 // Add to the special match all list (Browser use case) 5169 if (info.handleAllWebDataURI) { 5170 matchAllList.add(info); 5171 continue; 5172 } 5173 // Try to get the status from User settings first 5174 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5175 int status = (int)(packedStatus >> 32); 5176 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5177 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5178 if (DEBUG_DOMAIN_VERIFICATION) { 5179 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5180 + " : linkgen=" + linkGeneration); 5181 } 5182 // Use link-enabled generation as preferredOrder, i.e. 5183 // prefer newly-enabled over earlier-enabled. 5184 info.preferredOrder = linkGeneration; 5185 alwaysList.add(info); 5186 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5187 if (DEBUG_DOMAIN_VERIFICATION) { 5188 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5189 } 5190 neverList.add(info); 5191 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5192 if (DEBUG_DOMAIN_VERIFICATION) { 5193 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5194 } 5195 alwaysAskList.add(info); 5196 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5197 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5198 if (DEBUG_DOMAIN_VERIFICATION) { 5199 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5200 } 5201 undefinedList.add(info); 5202 } 5203 } 5204 } 5205 5206 // We'll want to include browser possibilities in a few cases 5207 boolean includeBrowser = false; 5208 5209 // First try to add the "always" resolution(s) for the current user, if any 5210 if (alwaysList.size() > 0) { 5211 result.addAll(alwaysList); 5212 } else { 5213 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5214 result.addAll(undefinedList); 5215 // Maybe add one for the other profile. 5216 if (xpDomainInfo != null && ( 5217 xpDomainInfo.bestDomainVerificationStatus 5218 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5219 result.add(xpDomainInfo.resolveInfo); 5220 } 5221 includeBrowser = true; 5222 } 5223 5224 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5225 // If there were 'always' entries their preferred order has been set, so we also 5226 // back that off to make the alternatives equivalent 5227 if (alwaysAskList.size() > 0) { 5228 for (ResolveInfo i : result) { 5229 i.preferredOrder = 0; 5230 } 5231 result.addAll(alwaysAskList); 5232 includeBrowser = true; 5233 } 5234 5235 if (includeBrowser) { 5236 // Also add browsers (all of them or only the default one) 5237 if (DEBUG_DOMAIN_VERIFICATION) { 5238 Slog.v(TAG, " ...including browsers in candidate set"); 5239 } 5240 if ((matchFlags & MATCH_ALL) != 0) { 5241 result.addAll(matchAllList); 5242 } else { 5243 // Browser/generic handling case. If there's a default browser, go straight 5244 // to that (but only if there is no other higher-priority match). 5245 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5246 int maxMatchPrio = 0; 5247 ResolveInfo defaultBrowserMatch = null; 5248 final int numCandidates = matchAllList.size(); 5249 for (int n = 0; n < numCandidates; n++) { 5250 ResolveInfo info = matchAllList.get(n); 5251 // track the highest overall match priority... 5252 if (info.priority > maxMatchPrio) { 5253 maxMatchPrio = info.priority; 5254 } 5255 // ...and the highest-priority default browser match 5256 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5257 if (defaultBrowserMatch == null 5258 || (defaultBrowserMatch.priority < info.priority)) { 5259 if (debug) { 5260 Slog.v(TAG, "Considering default browser match " + info); 5261 } 5262 defaultBrowserMatch = info; 5263 } 5264 } 5265 } 5266 if (defaultBrowserMatch != null 5267 && defaultBrowserMatch.priority >= maxMatchPrio 5268 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5269 { 5270 if (debug) { 5271 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5272 } 5273 result.add(defaultBrowserMatch); 5274 } else { 5275 result.addAll(matchAllList); 5276 } 5277 } 5278 5279 // If there is nothing selected, add all candidates and remove the ones that the user 5280 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5281 if (result.size() == 0) { 5282 result.addAll(candidates); 5283 result.removeAll(neverList); 5284 } 5285 } 5286 } 5287 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5288 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5289 result.size()); 5290 for (ResolveInfo info : result) { 5291 Slog.v(TAG, " + " + info.activityInfo); 5292 } 5293 } 5294 return result; 5295 } 5296 5297 // Returns a packed value as a long: 5298 // 5299 // high 'int'-sized word: link status: undefined/ask/never/always. 5300 // low 'int'-sized word: relative priority among 'always' results. 5301 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5302 long result = ps.getDomainVerificationStatusForUser(userId); 5303 // if none available, get the master status 5304 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5305 if (ps.getIntentFilterVerificationInfo() != null) { 5306 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5307 } 5308 } 5309 return result; 5310 } 5311 5312 private ResolveInfo querySkipCurrentProfileIntents( 5313 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5314 int flags, int sourceUserId) { 5315 if (matchingFilters != null) { 5316 int size = matchingFilters.size(); 5317 for (int i = 0; i < size; i ++) { 5318 CrossProfileIntentFilter filter = matchingFilters.get(i); 5319 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5320 // Checking if there are activities in the target user that can handle the 5321 // intent. 5322 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5323 resolvedType, flags, sourceUserId); 5324 if (resolveInfo != null) { 5325 return resolveInfo; 5326 } 5327 } 5328 } 5329 } 5330 return null; 5331 } 5332 5333 // Return matching ResolveInfo in target user if any. 5334 private ResolveInfo queryCrossProfileIntents( 5335 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5336 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5337 if (matchingFilters != null) { 5338 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5339 // match the same intent. For performance reasons, it is better not to 5340 // run queryIntent twice for the same userId 5341 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5342 int size = matchingFilters.size(); 5343 for (int i = 0; i < size; i++) { 5344 CrossProfileIntentFilter filter = matchingFilters.get(i); 5345 int targetUserId = filter.getTargetUserId(); 5346 boolean skipCurrentProfile = 5347 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5348 boolean skipCurrentProfileIfNoMatchFound = 5349 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5350 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5351 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5352 // Checking if there are activities in the target user that can handle the 5353 // intent. 5354 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5355 resolvedType, flags, sourceUserId); 5356 if (resolveInfo != null) return resolveInfo; 5357 alreadyTriedUserIds.put(targetUserId, true); 5358 } 5359 } 5360 } 5361 return null; 5362 } 5363 5364 /** 5365 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5366 * will forward the intent to the filter's target user. 5367 * Otherwise, returns null. 5368 */ 5369 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5370 String resolvedType, int flags, int sourceUserId) { 5371 int targetUserId = filter.getTargetUserId(); 5372 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5373 resolvedType, flags, targetUserId); 5374 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5375 && isUserEnabled(targetUserId)) { 5376 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5377 } 5378 return null; 5379 } 5380 5381 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5382 int sourceUserId, int targetUserId) { 5383 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5384 long ident = Binder.clearCallingIdentity(); 5385 boolean targetIsProfile; 5386 try { 5387 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5388 } finally { 5389 Binder.restoreCallingIdentity(ident); 5390 } 5391 String className; 5392 if (targetIsProfile) { 5393 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5394 } else { 5395 className = FORWARD_INTENT_TO_PARENT; 5396 } 5397 ComponentName forwardingActivityComponentName = new ComponentName( 5398 mAndroidApplication.packageName, className); 5399 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5400 sourceUserId); 5401 if (!targetIsProfile) { 5402 forwardingActivityInfo.showUserIcon = targetUserId; 5403 forwardingResolveInfo.noResourceId = true; 5404 } 5405 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5406 forwardingResolveInfo.priority = 0; 5407 forwardingResolveInfo.preferredOrder = 0; 5408 forwardingResolveInfo.match = 0; 5409 forwardingResolveInfo.isDefault = true; 5410 forwardingResolveInfo.filter = filter; 5411 forwardingResolveInfo.targetUserId = targetUserId; 5412 return forwardingResolveInfo; 5413 } 5414 5415 @Override 5416 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5417 Intent[] specifics, String[] specificTypes, Intent intent, 5418 String resolvedType, int flags, int userId) { 5419 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5420 flags = updateFlagsForResolve(flags, userId, intent); 5421 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5422 false, "query intent activity options"); 5423 final String resultsAction = intent.getAction(); 5424 5425 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5426 | PackageManager.GET_RESOLVED_FILTER, userId); 5427 5428 if (DEBUG_INTENT_MATCHING) { 5429 Log.v(TAG, "Query " + intent + ": " + results); 5430 } 5431 5432 int specificsPos = 0; 5433 int N; 5434 5435 // todo: note that the algorithm used here is O(N^2). This 5436 // isn't a problem in our current environment, but if we start running 5437 // into situations where we have more than 5 or 10 matches then this 5438 // should probably be changed to something smarter... 5439 5440 // First we go through and resolve each of the specific items 5441 // that were supplied, taking care of removing any corresponding 5442 // duplicate items in the generic resolve list. 5443 if (specifics != null) { 5444 for (int i=0; i<specifics.length; i++) { 5445 final Intent sintent = specifics[i]; 5446 if (sintent == null) { 5447 continue; 5448 } 5449 5450 if (DEBUG_INTENT_MATCHING) { 5451 Log.v(TAG, "Specific #" + i + ": " + sintent); 5452 } 5453 5454 String action = sintent.getAction(); 5455 if (resultsAction != null && resultsAction.equals(action)) { 5456 // If this action was explicitly requested, then don't 5457 // remove things that have it. 5458 action = null; 5459 } 5460 5461 ResolveInfo ri = null; 5462 ActivityInfo ai = null; 5463 5464 ComponentName comp = sintent.getComponent(); 5465 if (comp == null) { 5466 ri = resolveIntent( 5467 sintent, 5468 specificTypes != null ? specificTypes[i] : null, 5469 flags, userId); 5470 if (ri == null) { 5471 continue; 5472 } 5473 if (ri == mResolveInfo) { 5474 // ACK! Must do something better with this. 5475 } 5476 ai = ri.activityInfo; 5477 comp = new ComponentName(ai.applicationInfo.packageName, 5478 ai.name); 5479 } else { 5480 ai = getActivityInfo(comp, flags, userId); 5481 if (ai == null) { 5482 continue; 5483 } 5484 } 5485 5486 // Look for any generic query activities that are duplicates 5487 // of this specific one, and remove them from the results. 5488 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5489 N = results.size(); 5490 int j; 5491 for (j=specificsPos; j<N; j++) { 5492 ResolveInfo sri = results.get(j); 5493 if ((sri.activityInfo.name.equals(comp.getClassName()) 5494 && sri.activityInfo.applicationInfo.packageName.equals( 5495 comp.getPackageName())) 5496 || (action != null && sri.filter.matchAction(action))) { 5497 results.remove(j); 5498 if (DEBUG_INTENT_MATCHING) Log.v( 5499 TAG, "Removing duplicate item from " + j 5500 + " due to specific " + specificsPos); 5501 if (ri == null) { 5502 ri = sri; 5503 } 5504 j--; 5505 N--; 5506 } 5507 } 5508 5509 // Add this specific item to its proper place. 5510 if (ri == null) { 5511 ri = new ResolveInfo(); 5512 ri.activityInfo = ai; 5513 } 5514 results.add(specificsPos, ri); 5515 ri.specificIndex = i; 5516 specificsPos++; 5517 } 5518 } 5519 5520 // Now we go through the remaining generic results and remove any 5521 // duplicate actions that are found here. 5522 N = results.size(); 5523 for (int i=specificsPos; i<N-1; i++) { 5524 final ResolveInfo rii = results.get(i); 5525 if (rii.filter == null) { 5526 continue; 5527 } 5528 5529 // Iterate over all of the actions of this result's intent 5530 // filter... typically this should be just one. 5531 final Iterator<String> it = rii.filter.actionsIterator(); 5532 if (it == null) { 5533 continue; 5534 } 5535 while (it.hasNext()) { 5536 final String action = it.next(); 5537 if (resultsAction != null && resultsAction.equals(action)) { 5538 // If this action was explicitly requested, then don't 5539 // remove things that have it. 5540 continue; 5541 } 5542 for (int j=i+1; j<N; j++) { 5543 final ResolveInfo rij = results.get(j); 5544 if (rij.filter != null && rij.filter.hasAction(action)) { 5545 results.remove(j); 5546 if (DEBUG_INTENT_MATCHING) Log.v( 5547 TAG, "Removing duplicate item from " + j 5548 + " due to action " + action + " at " + i); 5549 j--; 5550 N--; 5551 } 5552 } 5553 } 5554 5555 // If the caller didn't request filter information, drop it now 5556 // so we don't have to marshall/unmarshall it. 5557 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5558 rii.filter = null; 5559 } 5560 } 5561 5562 // Filter out the caller activity if so requested. 5563 if (caller != null) { 5564 N = results.size(); 5565 for (int i=0; i<N; i++) { 5566 ActivityInfo ainfo = results.get(i).activityInfo; 5567 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5568 && caller.getClassName().equals(ainfo.name)) { 5569 results.remove(i); 5570 break; 5571 } 5572 } 5573 } 5574 5575 // If the caller didn't request filter information, 5576 // drop them now so we don't have to 5577 // marshall/unmarshall it. 5578 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5579 N = results.size(); 5580 for (int i=0; i<N; i++) { 5581 results.get(i).filter = null; 5582 } 5583 } 5584 5585 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5586 return results; 5587 } 5588 5589 @Override 5590 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5591 int userId) { 5592 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5593 flags = updateFlagsForResolve(flags, userId, intent); 5594 ComponentName comp = intent.getComponent(); 5595 if (comp == null) { 5596 if (intent.getSelector() != null) { 5597 intent = intent.getSelector(); 5598 comp = intent.getComponent(); 5599 } 5600 } 5601 if (comp != null) { 5602 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5603 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5604 if (ai != null) { 5605 ResolveInfo ri = new ResolveInfo(); 5606 ri.activityInfo = ai; 5607 list.add(ri); 5608 } 5609 return list; 5610 } 5611 5612 // reader 5613 synchronized (mPackages) { 5614 String pkgName = intent.getPackage(); 5615 if (pkgName == null) { 5616 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5617 } 5618 final PackageParser.Package pkg = mPackages.get(pkgName); 5619 if (pkg != null) { 5620 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5621 userId); 5622 } 5623 return null; 5624 } 5625 } 5626 5627 @Override 5628 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5629 if (!sUserManager.exists(userId)) return null; 5630 flags = updateFlagsForResolve(flags, userId, intent); 5631 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5632 if (query != null) { 5633 if (query.size() >= 1) { 5634 // If there is more than one service with the same priority, 5635 // just arbitrarily pick the first one. 5636 return query.get(0); 5637 } 5638 } 5639 return null; 5640 } 5641 5642 @Override 5643 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5644 int userId) { 5645 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5646 flags = updateFlagsForResolve(flags, userId, intent); 5647 ComponentName comp = intent.getComponent(); 5648 if (comp == null) { 5649 if (intent.getSelector() != null) { 5650 intent = intent.getSelector(); 5651 comp = intent.getComponent(); 5652 } 5653 } 5654 if (comp != null) { 5655 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5656 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5657 if (si != null) { 5658 final ResolveInfo ri = new ResolveInfo(); 5659 ri.serviceInfo = si; 5660 list.add(ri); 5661 } 5662 return list; 5663 } 5664 5665 // reader 5666 synchronized (mPackages) { 5667 String pkgName = intent.getPackage(); 5668 if (pkgName == null) { 5669 return mServices.queryIntent(intent, resolvedType, flags, userId); 5670 } 5671 final PackageParser.Package pkg = mPackages.get(pkgName); 5672 if (pkg != null) { 5673 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5674 userId); 5675 } 5676 return null; 5677 } 5678 } 5679 5680 @Override 5681 public List<ResolveInfo> queryIntentContentProviders( 5682 Intent intent, String resolvedType, int flags, int userId) { 5683 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5684 flags = updateFlagsForResolve(flags, userId, intent); 5685 ComponentName comp = intent.getComponent(); 5686 if (comp == null) { 5687 if (intent.getSelector() != null) { 5688 intent = intent.getSelector(); 5689 comp = intent.getComponent(); 5690 } 5691 } 5692 if (comp != null) { 5693 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5694 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5695 if (pi != null) { 5696 final ResolveInfo ri = new ResolveInfo(); 5697 ri.providerInfo = pi; 5698 list.add(ri); 5699 } 5700 return list; 5701 } 5702 5703 // reader 5704 synchronized (mPackages) { 5705 String pkgName = intent.getPackage(); 5706 if (pkgName == null) { 5707 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5708 } 5709 final PackageParser.Package pkg = mPackages.get(pkgName); 5710 if (pkg != null) { 5711 return mProviders.queryIntentForPackage( 5712 intent, resolvedType, flags, pkg.providers, userId); 5713 } 5714 return null; 5715 } 5716 } 5717 5718 @Override 5719 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5720 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5721 flags = updateFlagsForPackage(flags, userId, null); 5722 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5723 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5724 5725 // writer 5726 synchronized (mPackages) { 5727 ArrayList<PackageInfo> list; 5728 if (listUninstalled) { 5729 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5730 for (PackageSetting ps : mSettings.mPackages.values()) { 5731 PackageInfo pi; 5732 if (ps.pkg != null) { 5733 pi = generatePackageInfo(ps.pkg, flags, userId); 5734 } else { 5735 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5736 } 5737 if (pi != null) { 5738 list.add(pi); 5739 } 5740 } 5741 } else { 5742 list = new ArrayList<PackageInfo>(mPackages.size()); 5743 for (PackageParser.Package p : mPackages.values()) { 5744 PackageInfo pi = generatePackageInfo(p, flags, userId); 5745 if (pi != null) { 5746 list.add(pi); 5747 } 5748 } 5749 } 5750 5751 return new ParceledListSlice<PackageInfo>(list); 5752 } 5753 } 5754 5755 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5756 String[] permissions, boolean[] tmp, int flags, int userId) { 5757 int numMatch = 0; 5758 final PermissionsState permissionsState = ps.getPermissionsState(); 5759 for (int i=0; i<permissions.length; i++) { 5760 final String permission = permissions[i]; 5761 if (permissionsState.hasPermission(permission, userId)) { 5762 tmp[i] = true; 5763 numMatch++; 5764 } else { 5765 tmp[i] = false; 5766 } 5767 } 5768 if (numMatch == 0) { 5769 return; 5770 } 5771 PackageInfo pi; 5772 if (ps.pkg != null) { 5773 pi = generatePackageInfo(ps.pkg, flags, userId); 5774 } else { 5775 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5776 } 5777 // The above might return null in cases of uninstalled apps or install-state 5778 // skew across users/profiles. 5779 if (pi != null) { 5780 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5781 if (numMatch == permissions.length) { 5782 pi.requestedPermissions = permissions; 5783 } else { 5784 pi.requestedPermissions = new String[numMatch]; 5785 numMatch = 0; 5786 for (int i=0; i<permissions.length; i++) { 5787 if (tmp[i]) { 5788 pi.requestedPermissions[numMatch] = permissions[i]; 5789 numMatch++; 5790 } 5791 } 5792 } 5793 } 5794 list.add(pi); 5795 } 5796 } 5797 5798 @Override 5799 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5800 String[] permissions, int flags, int userId) { 5801 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5802 flags = updateFlagsForPackage(flags, userId, permissions); 5803 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5804 5805 // writer 5806 synchronized (mPackages) { 5807 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5808 boolean[] tmpBools = new boolean[permissions.length]; 5809 if (listUninstalled) { 5810 for (PackageSetting ps : mSettings.mPackages.values()) { 5811 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5812 } 5813 } else { 5814 for (PackageParser.Package pkg : mPackages.values()) { 5815 PackageSetting ps = (PackageSetting)pkg.mExtras; 5816 if (ps != null) { 5817 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5818 userId); 5819 } 5820 } 5821 } 5822 5823 return new ParceledListSlice<PackageInfo>(list); 5824 } 5825 } 5826 5827 @Override 5828 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5829 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5830 flags = updateFlagsForApplication(flags, userId, null); 5831 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5832 5833 // writer 5834 synchronized (mPackages) { 5835 ArrayList<ApplicationInfo> list; 5836 if (listUninstalled) { 5837 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5838 for (PackageSetting ps : mSettings.mPackages.values()) { 5839 ApplicationInfo ai; 5840 if (ps.pkg != null) { 5841 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5842 ps.readUserState(userId), userId); 5843 } else { 5844 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5845 } 5846 if (ai != null) { 5847 list.add(ai); 5848 } 5849 } 5850 } else { 5851 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5852 for (PackageParser.Package p : mPackages.values()) { 5853 if (p.mExtras != null) { 5854 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5855 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5856 if (ai != null) { 5857 list.add(ai); 5858 } 5859 } 5860 } 5861 } 5862 5863 return new ParceledListSlice<ApplicationInfo>(list); 5864 } 5865 } 5866 5867 @Override 5868 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5869 if (DISABLE_EPHEMERAL_APPS) { 5870 return null; 5871 } 5872 5873 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5874 "getEphemeralApplications"); 5875 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5876 "getEphemeralApplications"); 5877 synchronized (mPackages) { 5878 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5879 .getEphemeralApplicationsLPw(userId); 5880 if (ephemeralApps != null) { 5881 return new ParceledListSlice<>(ephemeralApps); 5882 } 5883 } 5884 return null; 5885 } 5886 5887 @Override 5888 public boolean isEphemeralApplication(String packageName, int userId) { 5889 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5890 "isEphemeral"); 5891 if (DISABLE_EPHEMERAL_APPS) { 5892 return false; 5893 } 5894 5895 if (!isCallerSameApp(packageName)) { 5896 return false; 5897 } 5898 synchronized (mPackages) { 5899 PackageParser.Package pkg = mPackages.get(packageName); 5900 if (pkg != null) { 5901 return pkg.applicationInfo.isEphemeralApp(); 5902 } 5903 } 5904 return false; 5905 } 5906 5907 @Override 5908 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5909 if (DISABLE_EPHEMERAL_APPS) { 5910 return null; 5911 } 5912 5913 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5914 "getCookie"); 5915 if (!isCallerSameApp(packageName)) { 5916 return null; 5917 } 5918 synchronized (mPackages) { 5919 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5920 packageName, userId); 5921 } 5922 } 5923 5924 @Override 5925 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5926 if (DISABLE_EPHEMERAL_APPS) { 5927 return true; 5928 } 5929 5930 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5931 "setCookie"); 5932 if (!isCallerSameApp(packageName)) { 5933 return false; 5934 } 5935 synchronized (mPackages) { 5936 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5937 packageName, cookie, userId); 5938 } 5939 } 5940 5941 @Override 5942 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5943 if (DISABLE_EPHEMERAL_APPS) { 5944 return null; 5945 } 5946 5947 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5948 "getEphemeralApplicationIcon"); 5949 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5950 "getEphemeralApplicationIcon"); 5951 synchronized (mPackages) { 5952 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5953 packageName, userId); 5954 } 5955 } 5956 5957 private boolean isCallerSameApp(String packageName) { 5958 PackageParser.Package pkg = mPackages.get(packageName); 5959 return pkg != null 5960 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5961 } 5962 5963 public List<ApplicationInfo> getPersistentApplications(int flags) { 5964 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5965 5966 // reader 5967 synchronized (mPackages) { 5968 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5969 final int userId = UserHandle.getCallingUserId(); 5970 while (i.hasNext()) { 5971 final PackageParser.Package p = i.next(); 5972 if (p.applicationInfo != null 5973 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5974 && (!mSafeMode || isSystemApp(p))) { 5975 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5976 if (ps != null) { 5977 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5978 ps.readUserState(userId), userId); 5979 if (ai != null) { 5980 finalList.add(ai); 5981 } 5982 } 5983 } 5984 } 5985 } 5986 5987 return finalList; 5988 } 5989 5990 @Override 5991 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5992 if (!sUserManager.exists(userId)) return null; 5993 flags = updateFlagsForComponent(flags, userId, name); 5994 // reader 5995 synchronized (mPackages) { 5996 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5997 PackageSetting ps = provider != null 5998 ? mSettings.mPackages.get(provider.owner.packageName) 5999 : null; 6000 return ps != null 6001 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6002 ? PackageParser.generateProviderInfo(provider, flags, 6003 ps.readUserState(userId), userId) 6004 : null; 6005 } 6006 } 6007 6008 /** 6009 * @deprecated 6010 */ 6011 @Deprecated 6012 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6013 // reader 6014 synchronized (mPackages) { 6015 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6016 .entrySet().iterator(); 6017 final int userId = UserHandle.getCallingUserId(); 6018 while (i.hasNext()) { 6019 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6020 PackageParser.Provider p = entry.getValue(); 6021 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6022 6023 if (ps != null && p.syncable 6024 && (!mSafeMode || (p.info.applicationInfo.flags 6025 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6026 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6027 ps.readUserState(userId), userId); 6028 if (info != null) { 6029 outNames.add(entry.getKey()); 6030 outInfo.add(info); 6031 } 6032 } 6033 } 6034 } 6035 } 6036 6037 @Override 6038 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6039 int uid, int flags) { 6040 final int userId = processName != null ? UserHandle.getUserId(uid) 6041 : UserHandle.getCallingUserId(); 6042 if (!sUserManager.exists(userId)) return null; 6043 flags = updateFlagsForComponent(flags, userId, processName); 6044 6045 ArrayList<ProviderInfo> finalList = null; 6046 // reader 6047 synchronized (mPackages) { 6048 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6049 while (i.hasNext()) { 6050 final PackageParser.Provider p = i.next(); 6051 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6052 if (ps != null && p.info.authority != null 6053 && (processName == null 6054 || (p.info.processName.equals(processName) 6055 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6056 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6057 if (finalList == null) { 6058 finalList = new ArrayList<ProviderInfo>(3); 6059 } 6060 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6061 ps.readUserState(userId), userId); 6062 if (info != null) { 6063 finalList.add(info); 6064 } 6065 } 6066 } 6067 } 6068 6069 if (finalList != null) { 6070 Collections.sort(finalList, mProviderInitOrderSorter); 6071 return new ParceledListSlice<ProviderInfo>(finalList); 6072 } 6073 6074 return null; 6075 } 6076 6077 @Override 6078 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6079 // reader 6080 synchronized (mPackages) { 6081 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6082 return PackageParser.generateInstrumentationInfo(i, flags); 6083 } 6084 } 6085 6086 @Override 6087 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6088 int flags) { 6089 ArrayList<InstrumentationInfo> finalList = 6090 new ArrayList<InstrumentationInfo>(); 6091 6092 // reader 6093 synchronized (mPackages) { 6094 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6095 while (i.hasNext()) { 6096 final PackageParser.Instrumentation p = i.next(); 6097 if (targetPackage == null 6098 || targetPackage.equals(p.info.targetPackage)) { 6099 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6100 flags); 6101 if (ii != null) { 6102 finalList.add(ii); 6103 } 6104 } 6105 } 6106 } 6107 6108 return finalList; 6109 } 6110 6111 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6112 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6113 if (overlays == null) { 6114 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6115 return; 6116 } 6117 for (PackageParser.Package opkg : overlays.values()) { 6118 // Not much to do if idmap fails: we already logged the error 6119 // and we certainly don't want to abort installation of pkg simply 6120 // because an overlay didn't fit properly. For these reasons, 6121 // ignore the return value of createIdmapForPackagePairLI. 6122 createIdmapForPackagePairLI(pkg, opkg); 6123 } 6124 } 6125 6126 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6127 PackageParser.Package opkg) { 6128 if (!opkg.mTrustedOverlay) { 6129 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6130 opkg.baseCodePath + ": overlay not trusted"); 6131 return false; 6132 } 6133 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6134 if (overlaySet == null) { 6135 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6136 opkg.baseCodePath + " but target package has no known overlays"); 6137 return false; 6138 } 6139 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6140 // TODO: generate idmap for split APKs 6141 try { 6142 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6143 } catch (InstallerException e) { 6144 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6145 + opkg.baseCodePath); 6146 return false; 6147 } 6148 PackageParser.Package[] overlayArray = 6149 overlaySet.values().toArray(new PackageParser.Package[0]); 6150 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6151 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6152 return p1.mOverlayPriority - p2.mOverlayPriority; 6153 } 6154 }; 6155 Arrays.sort(overlayArray, cmp); 6156 6157 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6158 int i = 0; 6159 for (PackageParser.Package p : overlayArray) { 6160 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6161 } 6162 return true; 6163 } 6164 6165 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6166 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6167 try { 6168 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6169 } finally { 6170 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6171 } 6172 } 6173 6174 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6175 final File[] files = dir.listFiles(); 6176 if (ArrayUtils.isEmpty(files)) { 6177 Log.d(TAG, "No files in app dir " + dir); 6178 return; 6179 } 6180 6181 if (DEBUG_PACKAGE_SCANNING) { 6182 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6183 + " flags=0x" + Integer.toHexString(parseFlags)); 6184 } 6185 6186 for (File file : files) { 6187 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6188 && !PackageInstallerService.isStageName(file.getName()); 6189 if (!isPackage) { 6190 // Ignore entries which are not packages 6191 continue; 6192 } 6193 try { 6194 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6195 scanFlags, currentTime, null); 6196 } catch (PackageManagerException e) { 6197 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6198 6199 // Delete invalid userdata apps 6200 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6201 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6202 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6203 removeCodePathLI(file); 6204 } 6205 } 6206 } 6207 } 6208 6209 private static File getSettingsProblemFile() { 6210 File dataDir = Environment.getDataDirectory(); 6211 File systemDir = new File(dataDir, "system"); 6212 File fname = new File(systemDir, "uiderrors.txt"); 6213 return fname; 6214 } 6215 6216 static void reportSettingsProblem(int priority, String msg) { 6217 logCriticalInfo(priority, msg); 6218 } 6219 6220 static void logCriticalInfo(int priority, String msg) { 6221 Slog.println(priority, TAG, msg); 6222 EventLogTags.writePmCriticalInfo(msg); 6223 try { 6224 File fname = getSettingsProblemFile(); 6225 FileOutputStream out = new FileOutputStream(fname, true); 6226 PrintWriter pw = new FastPrintWriter(out); 6227 SimpleDateFormat formatter = new SimpleDateFormat(); 6228 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6229 pw.println(dateString + ": " + msg); 6230 pw.close(); 6231 FileUtils.setPermissions( 6232 fname.toString(), 6233 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6234 -1, -1); 6235 } catch (java.io.IOException e) { 6236 } 6237 } 6238 6239 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6240 PackageParser.Package pkg, File srcFile, int parseFlags) 6241 throws PackageManagerException { 6242 if (ps != null 6243 && ps.codePath.equals(srcFile) 6244 && ps.timeStamp == srcFile.lastModified() 6245 && !isCompatSignatureUpdateNeeded(pkg) 6246 && !isRecoverSignatureUpdateNeeded(pkg)) { 6247 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6248 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6249 ArraySet<PublicKey> signingKs; 6250 synchronized (mPackages) { 6251 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6252 } 6253 if (ps.signatures.mSignatures != null 6254 && ps.signatures.mSignatures.length != 0 6255 && signingKs != null) { 6256 // Optimization: reuse the existing cached certificates 6257 // if the package appears to be unchanged. 6258 pkg.mSignatures = ps.signatures.mSignatures; 6259 pkg.mSigningKeys = signingKs; 6260 return; 6261 } 6262 6263 Slog.w(TAG, "PackageSetting for " + ps.name 6264 + " is missing signatures. Collecting certs again to recover them."); 6265 } else { 6266 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6267 } 6268 6269 try { 6270 pp.collectCertificates(pkg, parseFlags); 6271 } catch (PackageParserException e) { 6272 throw PackageManagerException.from(e); 6273 } 6274 } 6275 6276 /** 6277 * Traces a package scan. 6278 * @see #scanPackageLI(File, int, int, long, UserHandle) 6279 */ 6280 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6281 long currentTime, UserHandle user) throws PackageManagerException { 6282 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6283 try { 6284 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6285 } finally { 6286 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6287 } 6288 } 6289 6290 /** 6291 * Scans a package and returns the newly parsed package. 6292 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6293 */ 6294 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6295 long currentTime, UserHandle user) throws PackageManagerException { 6296 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6297 parseFlags |= mDefParseFlags; 6298 PackageParser pp = new PackageParser(); 6299 pp.setSeparateProcesses(mSeparateProcesses); 6300 pp.setOnlyCoreApps(mOnlyCore); 6301 pp.setDisplayMetrics(mMetrics); 6302 6303 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6304 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6305 } 6306 6307 final PackageParser.Package pkg; 6308 try { 6309 pkg = pp.parsePackage(scanFile, parseFlags); 6310 } catch (PackageParserException e) { 6311 throw PackageManagerException.from(e); 6312 } 6313 6314 PackageSetting ps = null; 6315 PackageSetting updatedPkg; 6316 // reader 6317 synchronized (mPackages) { 6318 // Look to see if we already know about this package. 6319 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6320 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6321 // This package has been renamed to its original name. Let's 6322 // use that. 6323 ps = mSettings.peekPackageLPr(oldName); 6324 } 6325 // If there was no original package, see one for the real package name. 6326 if (ps == null) { 6327 ps = mSettings.peekPackageLPr(pkg.packageName); 6328 } 6329 // Check to see if this package could be hiding/updating a system 6330 // package. Must look for it either under the original or real 6331 // package name depending on our state. 6332 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6333 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6334 } 6335 boolean updatedPkgBetter = false; 6336 // First check if this is a system package that may involve an update 6337 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6338 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6339 // it needs to drop FLAG_PRIVILEGED. 6340 if (locationIsPrivileged(scanFile)) { 6341 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6342 } else { 6343 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6344 } 6345 6346 if (ps != null && !ps.codePath.equals(scanFile)) { 6347 // The path has changed from what was last scanned... check the 6348 // version of the new path against what we have stored to determine 6349 // what to do. 6350 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6351 if (pkg.mVersionCode <= ps.versionCode) { 6352 // The system package has been updated and the code path does not match 6353 // Ignore entry. Skip it. 6354 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6355 + " ignored: updated version " + ps.versionCode 6356 + " better than this " + pkg.mVersionCode); 6357 if (!updatedPkg.codePath.equals(scanFile)) { 6358 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6359 + ps.name + " changing from " + updatedPkg.codePathString 6360 + " to " + scanFile); 6361 updatedPkg.codePath = scanFile; 6362 updatedPkg.codePathString = scanFile.toString(); 6363 updatedPkg.resourcePath = scanFile; 6364 updatedPkg.resourcePathString = scanFile.toString(); 6365 } 6366 updatedPkg.pkg = pkg; 6367 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6368 "Package " + ps.name + " at " + scanFile 6369 + " ignored: updated version " + ps.versionCode 6370 + " better than this " + pkg.mVersionCode); 6371 } else { 6372 // The current app on the system partition is better than 6373 // what we have updated to on the data partition; switch 6374 // back to the system partition version. 6375 // At this point, its safely assumed that package installation for 6376 // apps in system partition will go through. If not there won't be a working 6377 // version of the app 6378 // writer 6379 synchronized (mPackages) { 6380 // Just remove the loaded entries from package lists. 6381 mPackages.remove(ps.name); 6382 } 6383 6384 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6385 + " reverting from " + ps.codePathString 6386 + ": new version " + pkg.mVersionCode 6387 + " better than installed " + ps.versionCode); 6388 6389 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6390 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6391 synchronized (mInstallLock) { 6392 args.cleanUpResourcesLI(); 6393 } 6394 synchronized (mPackages) { 6395 mSettings.enableSystemPackageLPw(ps.name); 6396 } 6397 updatedPkgBetter = true; 6398 } 6399 } 6400 } 6401 6402 if (updatedPkg != null) { 6403 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6404 // initially 6405 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6406 6407 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6408 // flag set initially 6409 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6410 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6411 } 6412 } 6413 6414 // Verify certificates against what was last scanned 6415 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6416 6417 /* 6418 * A new system app appeared, but we already had a non-system one of the 6419 * same name installed earlier. 6420 */ 6421 boolean shouldHideSystemApp = false; 6422 if (updatedPkg == null && ps != null 6423 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6424 /* 6425 * Check to make sure the signatures match first. If they don't, 6426 * wipe the installed application and its data. 6427 */ 6428 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6429 != PackageManager.SIGNATURE_MATCH) { 6430 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6431 + " signatures don't match existing userdata copy; removing"); 6432 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6433 ps = null; 6434 } else { 6435 /* 6436 * If the newly-added system app is an older version than the 6437 * already installed version, hide it. It will be scanned later 6438 * and re-added like an update. 6439 */ 6440 if (pkg.mVersionCode <= ps.versionCode) { 6441 shouldHideSystemApp = true; 6442 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6443 + " but new version " + pkg.mVersionCode + " better than installed " 6444 + ps.versionCode + "; hiding system"); 6445 } else { 6446 /* 6447 * The newly found system app is a newer version that the 6448 * one previously installed. Simply remove the 6449 * already-installed application and replace it with our own 6450 * while keeping the application data. 6451 */ 6452 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6453 + " reverting from " + ps.codePathString + ": new version " 6454 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6455 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6456 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6457 synchronized (mInstallLock) { 6458 args.cleanUpResourcesLI(); 6459 } 6460 } 6461 } 6462 } 6463 6464 // The apk is forward locked (not public) if its code and resources 6465 // are kept in different files. (except for app in either system or 6466 // vendor path). 6467 // TODO grab this value from PackageSettings 6468 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6469 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6470 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6471 } 6472 } 6473 6474 // TODO: extend to support forward-locked splits 6475 String resourcePath = null; 6476 String baseResourcePath = null; 6477 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6478 if (ps != null && ps.resourcePathString != null) { 6479 resourcePath = ps.resourcePathString; 6480 baseResourcePath = ps.resourcePathString; 6481 } else { 6482 // Should not happen at all. Just log an error. 6483 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6484 } 6485 } else { 6486 resourcePath = pkg.codePath; 6487 baseResourcePath = pkg.baseCodePath; 6488 } 6489 6490 // Set application objects path explicitly. 6491 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6492 pkg.applicationInfo.setCodePath(pkg.codePath); 6493 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6494 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6495 pkg.applicationInfo.setResourcePath(resourcePath); 6496 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6497 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6498 6499 // Note that we invoke the following method only if we are about to unpack an application 6500 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6501 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6502 6503 /* 6504 * If the system app should be overridden by a previously installed 6505 * data, hide the system app now and let the /data/app scan pick it up 6506 * again. 6507 */ 6508 if (shouldHideSystemApp) { 6509 synchronized (mPackages) { 6510 mSettings.disableSystemPackageLPw(pkg.packageName); 6511 } 6512 } 6513 6514 return scannedPkg; 6515 } 6516 6517 private static String fixProcessName(String defProcessName, 6518 String processName, int uid) { 6519 if (processName == null) { 6520 return defProcessName; 6521 } 6522 return processName; 6523 } 6524 6525 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6526 throws PackageManagerException { 6527 if (pkgSetting.signatures.mSignatures != null) { 6528 // Already existing package. Make sure signatures match 6529 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6530 == PackageManager.SIGNATURE_MATCH; 6531 if (!match) { 6532 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6533 == PackageManager.SIGNATURE_MATCH; 6534 } 6535 if (!match) { 6536 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6537 == PackageManager.SIGNATURE_MATCH; 6538 } 6539 if (!match) { 6540 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6541 + pkg.packageName + " signatures do not match the " 6542 + "previously installed version; ignoring!"); 6543 } 6544 } 6545 6546 // Check for shared user signatures 6547 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6548 // Already existing package. Make sure signatures match 6549 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6550 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6551 if (!match) { 6552 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6553 == PackageManager.SIGNATURE_MATCH; 6554 } 6555 if (!match) { 6556 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6557 == PackageManager.SIGNATURE_MATCH; 6558 } 6559 if (!match) { 6560 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6561 "Package " + pkg.packageName 6562 + " has no signatures that match those in shared user " 6563 + pkgSetting.sharedUser.name + "; ignoring!"); 6564 } 6565 } 6566 } 6567 6568 /** 6569 * Enforces that only the system UID or root's UID can call a method exposed 6570 * via Binder. 6571 * 6572 * @param message used as message if SecurityException is thrown 6573 * @throws SecurityException if the caller is not system or root 6574 */ 6575 private static final void enforceSystemOrRoot(String message) { 6576 final int uid = Binder.getCallingUid(); 6577 if (uid != Process.SYSTEM_UID && uid != 0) { 6578 throw new SecurityException(message); 6579 } 6580 } 6581 6582 @Override 6583 public void performFstrimIfNeeded() { 6584 enforceSystemOrRoot("Only the system can request fstrim"); 6585 6586 // Before everything else, see whether we need to fstrim. 6587 try { 6588 IMountService ms = PackageHelper.getMountService(); 6589 if (ms != null) { 6590 final boolean isUpgrade = isUpgrade(); 6591 boolean doTrim = isUpgrade; 6592 if (doTrim) { 6593 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6594 } else { 6595 final long interval = android.provider.Settings.Global.getLong( 6596 mContext.getContentResolver(), 6597 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6598 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6599 if (interval > 0) { 6600 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6601 if (timeSinceLast > interval) { 6602 doTrim = true; 6603 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6604 + "; running immediately"); 6605 } 6606 } 6607 } 6608 if (doTrim) { 6609 if (!isFirstBoot()) { 6610 try { 6611 ActivityManagerNative.getDefault().showBootMessage( 6612 mContext.getResources().getString( 6613 R.string.android_upgrading_fstrim), true); 6614 } catch (RemoteException e) { 6615 } 6616 } 6617 ms.runMaintenance(); 6618 } 6619 } else { 6620 Slog.e(TAG, "Mount service unavailable!"); 6621 } 6622 } catch (RemoteException e) { 6623 // Can't happen; MountService is local 6624 } 6625 } 6626 6627 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6628 List<ResolveInfo> ris = null; 6629 try { 6630 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6631 intent, null, 0, userId); 6632 } catch (RemoteException e) { 6633 } 6634 ArraySet<String> pkgNames = new ArraySet<String>(); 6635 if (ris != null) { 6636 for (ResolveInfo ri : ris) { 6637 pkgNames.add(ri.activityInfo.packageName); 6638 } 6639 } 6640 return pkgNames; 6641 } 6642 6643 @Override 6644 public void notifyPackageUse(String packageName) { 6645 synchronized (mPackages) { 6646 PackageParser.Package p = mPackages.get(packageName); 6647 if (p == null) { 6648 return; 6649 } 6650 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6651 } 6652 } 6653 6654 // TODO: this is not used nor needed. Delete it. 6655 @Override 6656 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6657 return performDexOptTraced(packageName, instructionSet, false); 6658 } 6659 6660 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles) { 6661 return performDexOptTraced(packageName, instructionSet, useProfiles); 6662 } 6663 6664 private boolean performDexOptTraced(String packageName, String instructionSet, 6665 boolean useProfiles) { 6666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6667 try { 6668 return performDexOptInternal(packageName, instructionSet, useProfiles); 6669 } finally { 6670 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6671 } 6672 } 6673 6674 private boolean performDexOptInternal(String packageName, String instructionSet, 6675 boolean useProfiles) { 6676 PackageParser.Package p; 6677 final String targetInstructionSet; 6678 synchronized (mPackages) { 6679 p = mPackages.get(packageName); 6680 if (p == null) { 6681 return false; 6682 } 6683 mPackageUsage.write(false); 6684 6685 targetInstructionSet = instructionSet != null ? instructionSet : 6686 getPrimaryInstructionSet(p.applicationInfo); 6687 if (!useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6688 // Skip only if we do not use profiles since they might trigger a recompilation. 6689 return false; 6690 } 6691 } 6692 long callingId = Binder.clearCallingIdentity(); 6693 try { 6694 synchronized (mInstallLock) { 6695 final String[] instructionSets = new String[] { targetInstructionSet }; 6696 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6697 true /* inclDependencies */, p.volumeUuid, useProfiles); 6698 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6699 } 6700 } finally { 6701 Binder.restoreCallingIdentity(callingId); 6702 } 6703 } 6704 6705 public ArraySet<String> getOptimizablePackages() { 6706 ArraySet<String> pkgs = new ArraySet<String>(); 6707 synchronized (mPackages) { 6708 for (PackageParser.Package p : mPackages.values()) { 6709 if (PackageDexOptimizer.canOptimizePackage(p)) { 6710 pkgs.add(p.packageName); 6711 } 6712 } 6713 } 6714 return pkgs; 6715 } 6716 6717 public void shutdown() { 6718 mPackageUsage.write(true); 6719 } 6720 6721 @Override 6722 public void forceDexOpt(String packageName) { 6723 enforceSystemOrRoot("forceDexOpt"); 6724 6725 PackageParser.Package pkg; 6726 synchronized (mPackages) { 6727 pkg = mPackages.get(packageName); 6728 if (pkg == null) { 6729 throw new IllegalArgumentException("Unknown package: " + packageName); 6730 } 6731 } 6732 6733 synchronized (mInstallLock) { 6734 final String[] instructionSets = new String[] { 6735 getPrimaryInstructionSet(pkg.applicationInfo) }; 6736 6737 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6738 6739 // Whoever is calling forceDexOpt wants a fully compiled package. 6740 // Don't use profiles since that may cause compilation to be skipped. 6741 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6742 true /* inclDependencies */, pkg.volumeUuid, false /* useProfiles */); 6743 6744 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6745 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6746 throw new IllegalStateException("Failed to dexopt: " + res); 6747 } 6748 } 6749 } 6750 6751 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6752 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6753 Slog.w(TAG, "Unable to update from " + oldPkg.name 6754 + " to " + newPkg.packageName 6755 + ": old package not in system partition"); 6756 return false; 6757 } else if (mPackages.get(oldPkg.name) != null) { 6758 Slog.w(TAG, "Unable to update from " + oldPkg.name 6759 + " to " + newPkg.packageName 6760 + ": old package still exists"); 6761 return false; 6762 } 6763 return true; 6764 } 6765 6766 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 6767 // TODO: triage flags as part of 26466827 6768 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6769 6770 boolean res = true; 6771 final int[] users = sUserManager.getUserIds(); 6772 for (int user : users) { 6773 try { 6774 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 6775 } catch (InstallerException e) { 6776 Slog.w(TAG, "Failed to delete data directory", e); 6777 res = false; 6778 } 6779 } 6780 return res; 6781 } 6782 6783 void removeCodePathLI(File codePath) { 6784 if (codePath.isDirectory()) { 6785 try { 6786 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 6787 } catch (InstallerException e) { 6788 Slog.w(TAG, "Failed to remove code path", e); 6789 } 6790 } else { 6791 codePath.delete(); 6792 } 6793 } 6794 6795 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 6796 try { 6797 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 6798 } catch (InstallerException e) { 6799 Slog.w(TAG, "Failed to destroy app data", e); 6800 } 6801 } 6802 6803 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 6804 int appId, String seinfo) { 6805 try { 6806 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 6807 } catch (InstallerException e) { 6808 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 6809 } 6810 } 6811 6812 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6813 // TODO: triage flags as part of 26466827 6814 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6815 6816 final int[] users = sUserManager.getUserIds(); 6817 for (int user : users) { 6818 try { 6819 mInstaller.clearAppData(volumeUuid, packageName, user, 6820 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 6821 } catch (InstallerException e) { 6822 Slog.w(TAG, "Failed to delete code cache directory", e); 6823 } 6824 } 6825 } 6826 6827 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6828 PackageParser.Package changingLib) { 6829 if (file.path != null) { 6830 usesLibraryFiles.add(file.path); 6831 return; 6832 } 6833 PackageParser.Package p = mPackages.get(file.apk); 6834 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6835 // If we are doing this while in the middle of updating a library apk, 6836 // then we need to make sure to use that new apk for determining the 6837 // dependencies here. (We haven't yet finished committing the new apk 6838 // to the package manager state.) 6839 if (p == null || p.packageName.equals(changingLib.packageName)) { 6840 p = changingLib; 6841 } 6842 } 6843 if (p != null) { 6844 usesLibraryFiles.addAll(p.getAllCodePaths()); 6845 } 6846 } 6847 6848 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6849 PackageParser.Package changingLib) throws PackageManagerException { 6850 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6851 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6852 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6853 for (int i=0; i<N; i++) { 6854 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6855 if (file == null) { 6856 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6857 "Package " + pkg.packageName + " requires unavailable shared library " 6858 + pkg.usesLibraries.get(i) + "; failing!"); 6859 } 6860 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6861 } 6862 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6863 for (int i=0; i<N; i++) { 6864 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6865 if (file == null) { 6866 Slog.w(TAG, "Package " + pkg.packageName 6867 + " desires unavailable shared library " 6868 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6869 } else { 6870 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6871 } 6872 } 6873 N = usesLibraryFiles.size(); 6874 if (N > 0) { 6875 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6876 } else { 6877 pkg.usesLibraryFiles = null; 6878 } 6879 } 6880 } 6881 6882 private static boolean hasString(List<String> list, List<String> which) { 6883 if (list == null) { 6884 return false; 6885 } 6886 for (int i=list.size()-1; i>=0; i--) { 6887 for (int j=which.size()-1; j>=0; j--) { 6888 if (which.get(j).equals(list.get(i))) { 6889 return true; 6890 } 6891 } 6892 } 6893 return false; 6894 } 6895 6896 private void updateAllSharedLibrariesLPw() { 6897 for (PackageParser.Package pkg : mPackages.values()) { 6898 try { 6899 updateSharedLibrariesLPw(pkg, null); 6900 } catch (PackageManagerException e) { 6901 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6902 } 6903 } 6904 } 6905 6906 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6907 PackageParser.Package changingPkg) { 6908 ArrayList<PackageParser.Package> res = null; 6909 for (PackageParser.Package pkg : mPackages.values()) { 6910 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6911 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6912 if (res == null) { 6913 res = new ArrayList<PackageParser.Package>(); 6914 } 6915 res.add(pkg); 6916 try { 6917 updateSharedLibrariesLPw(pkg, changingPkg); 6918 } catch (PackageManagerException e) { 6919 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6920 } 6921 } 6922 } 6923 return res; 6924 } 6925 6926 /** 6927 * Derive the value of the {@code cpuAbiOverride} based on the provided 6928 * value and an optional stored value from the package settings. 6929 */ 6930 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6931 String cpuAbiOverride = null; 6932 6933 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6934 cpuAbiOverride = null; 6935 } else if (abiOverride != null) { 6936 cpuAbiOverride = abiOverride; 6937 } else if (settings != null) { 6938 cpuAbiOverride = settings.cpuAbiOverrideString; 6939 } 6940 6941 return cpuAbiOverride; 6942 } 6943 6944 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6945 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6946 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6947 try { 6948 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6949 } finally { 6950 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6951 } 6952 } 6953 6954 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6955 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6956 boolean success = false; 6957 try { 6958 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6959 currentTime, user); 6960 success = true; 6961 return res; 6962 } finally { 6963 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6964 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6965 } 6966 } 6967 } 6968 6969 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6970 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6971 final File scanFile = new File(pkg.codePath); 6972 if (pkg.applicationInfo.getCodePath() == null || 6973 pkg.applicationInfo.getResourcePath() == null) { 6974 // Bail out. The resource and code paths haven't been set. 6975 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6976 "Code and resource paths haven't been set correctly"); 6977 } 6978 6979 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6980 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6981 } else { 6982 // Only allow system apps to be flagged as core apps. 6983 pkg.coreApp = false; 6984 } 6985 6986 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6987 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6988 } 6989 6990 if (mCustomResolverComponentName != null && 6991 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6992 setUpCustomResolverActivity(pkg); 6993 } 6994 6995 if (pkg.packageName.equals("android")) { 6996 synchronized (mPackages) { 6997 if (mAndroidApplication != null) { 6998 Slog.w(TAG, "*************************************************"); 6999 Slog.w(TAG, "Core android package being redefined. Skipping."); 7000 Slog.w(TAG, " file=" + scanFile); 7001 Slog.w(TAG, "*************************************************"); 7002 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7003 "Core android package being redefined. Skipping."); 7004 } 7005 7006 // Set up information for our fall-back user intent resolution activity. 7007 mPlatformPackage = pkg; 7008 pkg.mVersionCode = mSdkVersion; 7009 mAndroidApplication = pkg.applicationInfo; 7010 7011 if (!mResolverReplaced) { 7012 mResolveActivity.applicationInfo = mAndroidApplication; 7013 mResolveActivity.name = ResolverActivity.class.getName(); 7014 mResolveActivity.packageName = mAndroidApplication.packageName; 7015 mResolveActivity.processName = "system:ui"; 7016 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7017 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7018 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7019 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7020 mResolveActivity.exported = true; 7021 mResolveActivity.enabled = true; 7022 mResolveInfo.activityInfo = mResolveActivity; 7023 mResolveInfo.priority = 0; 7024 mResolveInfo.preferredOrder = 0; 7025 mResolveInfo.match = 0; 7026 mResolveComponentName = new ComponentName( 7027 mAndroidApplication.packageName, mResolveActivity.name); 7028 } 7029 } 7030 } 7031 7032 if (DEBUG_PACKAGE_SCANNING) { 7033 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7034 Log.d(TAG, "Scanning package " + pkg.packageName); 7035 } 7036 7037 if (mPackages.containsKey(pkg.packageName) 7038 || mSharedLibraries.containsKey(pkg.packageName)) { 7039 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7040 "Application package " + pkg.packageName 7041 + " already installed. Skipping duplicate."); 7042 } 7043 7044 // If we're only installing presumed-existing packages, require that the 7045 // scanned APK is both already known and at the path previously established 7046 // for it. Previously unknown packages we pick up normally, but if we have an 7047 // a priori expectation about this package's install presence, enforce it. 7048 // With a singular exception for new system packages. When an OTA contains 7049 // a new system package, we allow the codepath to change from a system location 7050 // to the user-installed location. If we don't allow this change, any newer, 7051 // user-installed version of the application will be ignored. 7052 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7053 if (mExpectingBetter.containsKey(pkg.packageName)) { 7054 logCriticalInfo(Log.WARN, 7055 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7056 } else { 7057 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7058 if (known != null) { 7059 if (DEBUG_PACKAGE_SCANNING) { 7060 Log.d(TAG, "Examining " + pkg.codePath 7061 + " and requiring known paths " + known.codePathString 7062 + " & " + known.resourcePathString); 7063 } 7064 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7065 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 7066 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7067 "Application package " + pkg.packageName 7068 + " found at " + pkg.applicationInfo.getCodePath() 7069 + " but expected at " + known.codePathString + "; ignoring."); 7070 } 7071 } 7072 } 7073 } 7074 7075 // Initialize package source and resource directories 7076 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7077 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7078 7079 SharedUserSetting suid = null; 7080 PackageSetting pkgSetting = null; 7081 7082 if (!isSystemApp(pkg)) { 7083 // Only system apps can use these features. 7084 pkg.mOriginalPackages = null; 7085 pkg.mRealPackage = null; 7086 pkg.mAdoptPermissions = null; 7087 } 7088 7089 // writer 7090 synchronized (mPackages) { 7091 if (pkg.mSharedUserId != null) { 7092 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7093 if (suid == null) { 7094 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7095 "Creating application package " + pkg.packageName 7096 + " for shared user failed"); 7097 } 7098 if (DEBUG_PACKAGE_SCANNING) { 7099 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7100 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7101 + "): packages=" + suid.packages); 7102 } 7103 } 7104 7105 // Check if we are renaming from an original package name. 7106 PackageSetting origPackage = null; 7107 String realName = null; 7108 if (pkg.mOriginalPackages != null) { 7109 // This package may need to be renamed to a previously 7110 // installed name. Let's check on that... 7111 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7112 if (pkg.mOriginalPackages.contains(renamed)) { 7113 // This package had originally been installed as the 7114 // original name, and we have already taken care of 7115 // transitioning to the new one. Just update the new 7116 // one to continue using the old name. 7117 realName = pkg.mRealPackage; 7118 if (!pkg.packageName.equals(renamed)) { 7119 // Callers into this function may have already taken 7120 // care of renaming the package; only do it here if 7121 // it is not already done. 7122 pkg.setPackageName(renamed); 7123 } 7124 7125 } else { 7126 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7127 if ((origPackage = mSettings.peekPackageLPr( 7128 pkg.mOriginalPackages.get(i))) != null) { 7129 // We do have the package already installed under its 7130 // original name... should we use it? 7131 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7132 // New package is not compatible with original. 7133 origPackage = null; 7134 continue; 7135 } else if (origPackage.sharedUser != null) { 7136 // Make sure uid is compatible between packages. 7137 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7138 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7139 + " to " + pkg.packageName + ": old uid " 7140 + origPackage.sharedUser.name 7141 + " differs from " + pkg.mSharedUserId); 7142 origPackage = null; 7143 continue; 7144 } 7145 } else { 7146 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7147 + pkg.packageName + " to old name " + origPackage.name); 7148 } 7149 break; 7150 } 7151 } 7152 } 7153 } 7154 7155 if (mTransferedPackages.contains(pkg.packageName)) { 7156 Slog.w(TAG, "Package " + pkg.packageName 7157 + " was transferred to another, but its .apk remains"); 7158 } 7159 7160 // Just create the setting, don't add it yet. For already existing packages 7161 // the PkgSetting exists already and doesn't have to be created. 7162 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7163 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7164 pkg.applicationInfo.primaryCpuAbi, 7165 pkg.applicationInfo.secondaryCpuAbi, 7166 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7167 user, false); 7168 if (pkgSetting == null) { 7169 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7170 "Creating application package " + pkg.packageName + " failed"); 7171 } 7172 7173 if (pkgSetting.origPackage != null) { 7174 // If we are first transitioning from an original package, 7175 // fix up the new package's name now. We need to do this after 7176 // looking up the package under its new name, so getPackageLP 7177 // can take care of fiddling things correctly. 7178 pkg.setPackageName(origPackage.name); 7179 7180 // File a report about this. 7181 String msg = "New package " + pkgSetting.realName 7182 + " renamed to replace old package " + pkgSetting.name; 7183 reportSettingsProblem(Log.WARN, msg); 7184 7185 // Make a note of it. 7186 mTransferedPackages.add(origPackage.name); 7187 7188 // No longer need to retain this. 7189 pkgSetting.origPackage = null; 7190 } 7191 7192 if (realName != null) { 7193 // Make a note of it. 7194 mTransferedPackages.add(pkg.packageName); 7195 } 7196 7197 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7198 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7199 } 7200 7201 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7202 // Check all shared libraries and map to their actual file path. 7203 // We only do this here for apps not on a system dir, because those 7204 // are the only ones that can fail an install due to this. We 7205 // will take care of the system apps by updating all of their 7206 // library paths after the scan is done. 7207 updateSharedLibrariesLPw(pkg, null); 7208 } 7209 7210 if (mFoundPolicyFile) { 7211 SELinuxMMAC.assignSeinfoValue(pkg); 7212 } 7213 7214 pkg.applicationInfo.uid = pkgSetting.appId; 7215 pkg.mExtras = pkgSetting; 7216 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7217 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7218 // We just determined the app is signed correctly, so bring 7219 // over the latest parsed certs. 7220 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7221 } else { 7222 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7223 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7224 "Package " + pkg.packageName + " upgrade keys do not match the " 7225 + "previously installed version"); 7226 } else { 7227 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7228 String msg = "System package " + pkg.packageName 7229 + " signature changed; retaining data."; 7230 reportSettingsProblem(Log.WARN, msg); 7231 } 7232 } 7233 } else { 7234 try { 7235 verifySignaturesLP(pkgSetting, pkg); 7236 // We just determined the app is signed correctly, so bring 7237 // over the latest parsed certs. 7238 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7239 } catch (PackageManagerException e) { 7240 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7241 throw e; 7242 } 7243 // The signature has changed, but this package is in the system 7244 // image... let's recover! 7245 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7246 // However... if this package is part of a shared user, but it 7247 // doesn't match the signature of the shared user, let's fail. 7248 // What this means is that you can't change the signatures 7249 // associated with an overall shared user, which doesn't seem all 7250 // that unreasonable. 7251 if (pkgSetting.sharedUser != null) { 7252 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7253 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7254 throw new PackageManagerException( 7255 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7256 "Signature mismatch for shared user: " 7257 + pkgSetting.sharedUser); 7258 } 7259 } 7260 // File a report about this. 7261 String msg = "System package " + pkg.packageName 7262 + " signature changed; retaining data."; 7263 reportSettingsProblem(Log.WARN, msg); 7264 } 7265 } 7266 // Verify that this new package doesn't have any content providers 7267 // that conflict with existing packages. Only do this if the 7268 // package isn't already installed, since we don't want to break 7269 // things that are installed. 7270 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7271 final int N = pkg.providers.size(); 7272 int i; 7273 for (i=0; i<N; i++) { 7274 PackageParser.Provider p = pkg.providers.get(i); 7275 if (p.info.authority != null) { 7276 String names[] = p.info.authority.split(";"); 7277 for (int j = 0; j < names.length; j++) { 7278 if (mProvidersByAuthority.containsKey(names[j])) { 7279 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7280 final String otherPackageName = 7281 ((other != null && other.getComponentName() != null) ? 7282 other.getComponentName().getPackageName() : "?"); 7283 throw new PackageManagerException( 7284 INSTALL_FAILED_CONFLICTING_PROVIDER, 7285 "Can't install because provider name " + names[j] 7286 + " (in package " + pkg.applicationInfo.packageName 7287 + ") is already used by " + otherPackageName); 7288 } 7289 } 7290 } 7291 } 7292 } 7293 7294 if (pkg.mAdoptPermissions != null) { 7295 // This package wants to adopt ownership of permissions from 7296 // another package. 7297 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7298 final String origName = pkg.mAdoptPermissions.get(i); 7299 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7300 if (orig != null) { 7301 if (verifyPackageUpdateLPr(orig, pkg)) { 7302 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7303 + pkg.packageName); 7304 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7305 } 7306 } 7307 } 7308 } 7309 } 7310 7311 final String pkgName = pkg.packageName; 7312 7313 final long scanFileTime = scanFile.lastModified(); 7314 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7315 pkg.applicationInfo.processName = fixProcessName( 7316 pkg.applicationInfo.packageName, 7317 pkg.applicationInfo.processName, 7318 pkg.applicationInfo.uid); 7319 7320 if (pkg != mPlatformPackage) { 7321 // Get all of our default paths setup 7322 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7323 } 7324 7325 final String path = scanFile.getPath(); 7326 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7327 7328 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7329 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7330 7331 // Some system apps still use directory structure for native libraries 7332 // in which case we might end up not detecting abi solely based on apk 7333 // structure. Try to detect abi based on directory structure. 7334 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7335 pkg.applicationInfo.primaryCpuAbi == null) { 7336 setBundledAppAbisAndRoots(pkg, pkgSetting); 7337 setNativeLibraryPaths(pkg); 7338 } 7339 7340 } else { 7341 if ((scanFlags & SCAN_MOVE) != 0) { 7342 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7343 // but we already have this packages package info in the PackageSetting. We just 7344 // use that and derive the native library path based on the new codepath. 7345 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7346 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7347 } 7348 7349 // Set native library paths again. For moves, the path will be updated based on the 7350 // ABIs we've determined above. For non-moves, the path will be updated based on the 7351 // ABIs we determined during compilation, but the path will depend on the final 7352 // package path (after the rename away from the stage path). 7353 setNativeLibraryPaths(pkg); 7354 } 7355 7356 // This is a special case for the "system" package, where the ABI is 7357 // dictated by the zygote configuration (and init.rc). We should keep track 7358 // of this ABI so that we can deal with "normal" applications that run under 7359 // the same UID correctly. 7360 if (mPlatformPackage == pkg) { 7361 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7362 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7363 } 7364 7365 // If there's a mismatch between the abi-override in the package setting 7366 // and the abiOverride specified for the install. Warn about this because we 7367 // would've already compiled the app without taking the package setting into 7368 // account. 7369 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7370 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7371 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7372 " for package " + pkg.packageName); 7373 } 7374 } 7375 7376 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7377 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7378 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7379 7380 // Copy the derived override back to the parsed package, so that we can 7381 // update the package settings accordingly. 7382 pkg.cpuAbiOverride = cpuAbiOverride; 7383 7384 if (DEBUG_ABI_SELECTION) { 7385 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7386 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7387 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7388 } 7389 7390 // Push the derived path down into PackageSettings so we know what to 7391 // clean up at uninstall time. 7392 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7393 7394 if (DEBUG_ABI_SELECTION) { 7395 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7396 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7397 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7398 } 7399 7400 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7401 // We don't do this here during boot because we can do it all 7402 // at once after scanning all existing packages. 7403 // 7404 // We also do this *before* we perform dexopt on this package, so that 7405 // we can avoid redundant dexopts, and also to make sure we've got the 7406 // code and package path correct. 7407 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7408 pkg, true /* boot complete */); 7409 } 7410 7411 if (mFactoryTest && pkg.requestedPermissions.contains( 7412 android.Manifest.permission.FACTORY_TEST)) { 7413 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7414 } 7415 7416 ArrayList<PackageParser.Package> clientLibPkgs = null; 7417 7418 // writer 7419 synchronized (mPackages) { 7420 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7421 // Only system apps can add new shared libraries. 7422 if (pkg.libraryNames != null) { 7423 for (int i=0; i<pkg.libraryNames.size(); i++) { 7424 String name = pkg.libraryNames.get(i); 7425 boolean allowed = false; 7426 if (pkg.isUpdatedSystemApp()) { 7427 // New library entries can only be added through the 7428 // system image. This is important to get rid of a lot 7429 // of nasty edge cases: for example if we allowed a non- 7430 // system update of the app to add a library, then uninstalling 7431 // the update would make the library go away, and assumptions 7432 // we made such as through app install filtering would now 7433 // have allowed apps on the device which aren't compatible 7434 // with it. Better to just have the restriction here, be 7435 // conservative, and create many fewer cases that can negatively 7436 // impact the user experience. 7437 final PackageSetting sysPs = mSettings 7438 .getDisabledSystemPkgLPr(pkg.packageName); 7439 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7440 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7441 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7442 allowed = true; 7443 break; 7444 } 7445 } 7446 } 7447 } else { 7448 allowed = true; 7449 } 7450 if (allowed) { 7451 if (!mSharedLibraries.containsKey(name)) { 7452 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7453 } else if (!name.equals(pkg.packageName)) { 7454 Slog.w(TAG, "Package " + pkg.packageName + " library " 7455 + name + " already exists; skipping"); 7456 } 7457 } else { 7458 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7459 + name + " that is not declared on system image; skipping"); 7460 } 7461 } 7462 if ((scanFlags & SCAN_BOOTING) == 0) { 7463 // If we are not booting, we need to update any applications 7464 // that are clients of our shared library. If we are booting, 7465 // this will all be done once the scan is complete. 7466 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7467 } 7468 } 7469 } 7470 } 7471 7472 // Request the ActivityManager to kill the process(only for existing packages) 7473 // so that we do not end up in a confused state while the user is still using the older 7474 // version of the application while the new one gets installed. 7475 if ((scanFlags & SCAN_REPLACING) != 0) { 7476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7477 7478 killApplication(pkg.applicationInfo.packageName, 7479 pkg.applicationInfo.uid, "replace pkg"); 7480 7481 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7482 } 7483 7484 // Also need to kill any apps that are dependent on the library. 7485 if (clientLibPkgs != null) { 7486 for (int i=0; i<clientLibPkgs.size(); i++) { 7487 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7488 killApplication(clientPkg.applicationInfo.packageName, 7489 clientPkg.applicationInfo.uid, "update lib"); 7490 } 7491 } 7492 7493 // Make sure we're not adding any bogus keyset info 7494 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7495 ksms.assertScannedPackageValid(pkg); 7496 7497 // writer 7498 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7499 7500 boolean createIdmapFailed = false; 7501 synchronized (mPackages) { 7502 // We don't expect installation to fail beyond this point 7503 7504 // Add the new setting to mSettings 7505 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7506 // Add the new setting to mPackages 7507 mPackages.put(pkg.applicationInfo.packageName, pkg); 7508 // Make sure we don't accidentally delete its data. 7509 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7510 while (iter.hasNext()) { 7511 PackageCleanItem item = iter.next(); 7512 if (pkgName.equals(item.packageName)) { 7513 iter.remove(); 7514 } 7515 } 7516 7517 // Take care of first install / last update times. 7518 if (currentTime != 0) { 7519 if (pkgSetting.firstInstallTime == 0) { 7520 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7521 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7522 pkgSetting.lastUpdateTime = currentTime; 7523 } 7524 } else if (pkgSetting.firstInstallTime == 0) { 7525 // We need *something*. Take time time stamp of the file. 7526 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7527 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7528 if (scanFileTime != pkgSetting.timeStamp) { 7529 // A package on the system image has changed; consider this 7530 // to be an update. 7531 pkgSetting.lastUpdateTime = scanFileTime; 7532 } 7533 } 7534 7535 // Add the package's KeySets to the global KeySetManagerService 7536 ksms.addScannedPackageLPw(pkg); 7537 7538 int N = pkg.providers.size(); 7539 StringBuilder r = null; 7540 int i; 7541 for (i=0; i<N; i++) { 7542 PackageParser.Provider p = pkg.providers.get(i); 7543 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7544 p.info.processName, pkg.applicationInfo.uid); 7545 mProviders.addProvider(p); 7546 p.syncable = p.info.isSyncable; 7547 if (p.info.authority != null) { 7548 String names[] = p.info.authority.split(";"); 7549 p.info.authority = null; 7550 for (int j = 0; j < names.length; j++) { 7551 if (j == 1 && p.syncable) { 7552 // We only want the first authority for a provider to possibly be 7553 // syncable, so if we already added this provider using a different 7554 // authority clear the syncable flag. We copy the provider before 7555 // changing it because the mProviders object contains a reference 7556 // to a provider that we don't want to change. 7557 // Only do this for the second authority since the resulting provider 7558 // object can be the same for all future authorities for this provider. 7559 p = new PackageParser.Provider(p); 7560 p.syncable = false; 7561 } 7562 if (!mProvidersByAuthority.containsKey(names[j])) { 7563 mProvidersByAuthority.put(names[j], p); 7564 if (p.info.authority == null) { 7565 p.info.authority = names[j]; 7566 } else { 7567 p.info.authority = p.info.authority + ";" + names[j]; 7568 } 7569 if (DEBUG_PACKAGE_SCANNING) { 7570 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7571 Log.d(TAG, "Registered content provider: " + names[j] 7572 + ", className = " + p.info.name + ", isSyncable = " 7573 + p.info.isSyncable); 7574 } 7575 } else { 7576 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7577 Slog.w(TAG, "Skipping provider name " + names[j] + 7578 " (in package " + pkg.applicationInfo.packageName + 7579 "): name already used by " 7580 + ((other != null && other.getComponentName() != null) 7581 ? other.getComponentName().getPackageName() : "?")); 7582 } 7583 } 7584 } 7585 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7586 if (r == null) { 7587 r = new StringBuilder(256); 7588 } else { 7589 r.append(' '); 7590 } 7591 r.append(p.info.name); 7592 } 7593 } 7594 if (r != null) { 7595 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7596 } 7597 7598 N = pkg.services.size(); 7599 r = null; 7600 for (i=0; i<N; i++) { 7601 PackageParser.Service s = pkg.services.get(i); 7602 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7603 s.info.processName, pkg.applicationInfo.uid); 7604 mServices.addService(s); 7605 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7606 if (r == null) { 7607 r = new StringBuilder(256); 7608 } else { 7609 r.append(' '); 7610 } 7611 r.append(s.info.name); 7612 } 7613 } 7614 if (r != null) { 7615 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7616 } 7617 7618 N = pkg.receivers.size(); 7619 r = null; 7620 for (i=0; i<N; i++) { 7621 PackageParser.Activity a = pkg.receivers.get(i); 7622 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7623 a.info.processName, pkg.applicationInfo.uid); 7624 mReceivers.addActivity(a, "receiver"); 7625 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7626 if (r == null) { 7627 r = new StringBuilder(256); 7628 } else { 7629 r.append(' '); 7630 } 7631 r.append(a.info.name); 7632 } 7633 } 7634 if (r != null) { 7635 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7636 } 7637 7638 N = pkg.activities.size(); 7639 r = null; 7640 for (i=0; i<N; i++) { 7641 PackageParser.Activity a = pkg.activities.get(i); 7642 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7643 a.info.processName, pkg.applicationInfo.uid); 7644 mActivities.addActivity(a, "activity"); 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(a.info.name); 7652 } 7653 } 7654 if (r != null) { 7655 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7656 } 7657 7658 N = pkg.permissionGroups.size(); 7659 r = null; 7660 for (i=0; i<N; i++) { 7661 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7662 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7663 if (cur == null) { 7664 mPermissionGroups.put(pg.info.name, pg); 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(pg.info.name); 7672 } 7673 } else { 7674 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7675 + pg.info.packageName + " ignored: original from " 7676 + cur.info.packageName); 7677 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7678 if (r == null) { 7679 r = new StringBuilder(256); 7680 } else { 7681 r.append(' '); 7682 } 7683 r.append("DUP:"); 7684 r.append(pg.info.name); 7685 } 7686 } 7687 } 7688 if (r != null) { 7689 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7690 } 7691 7692 N = pkg.permissions.size(); 7693 r = null; 7694 for (i=0; i<N; i++) { 7695 PackageParser.Permission p = pkg.permissions.get(i); 7696 7697 // Assume by default that we did not install this permission into the system. 7698 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7699 7700 // Now that permission groups have a special meaning, we ignore permission 7701 // groups for legacy apps to prevent unexpected behavior. In particular, 7702 // permissions for one app being granted to someone just becuase they happen 7703 // to be in a group defined by another app (before this had no implications). 7704 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7705 p.group = mPermissionGroups.get(p.info.group); 7706 // Warn for a permission in an unknown group. 7707 if (p.info.group != null && p.group == null) { 7708 Slog.w(TAG, "Permission " + p.info.name + " from package " 7709 + p.info.packageName + " in an unknown group " + p.info.group); 7710 } 7711 } 7712 7713 ArrayMap<String, BasePermission> permissionMap = 7714 p.tree ? mSettings.mPermissionTrees 7715 : mSettings.mPermissions; 7716 BasePermission bp = permissionMap.get(p.info.name); 7717 7718 // Allow system apps to redefine non-system permissions 7719 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7720 final boolean currentOwnerIsSystem = (bp.perm != null 7721 && isSystemApp(bp.perm.owner)); 7722 if (isSystemApp(p.owner)) { 7723 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7724 // It's a built-in permission and no owner, take ownership now 7725 bp.packageSetting = pkgSetting; 7726 bp.perm = p; 7727 bp.uid = pkg.applicationInfo.uid; 7728 bp.sourcePackage = p.info.packageName; 7729 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7730 } else if (!currentOwnerIsSystem) { 7731 String msg = "New decl " + p.owner + " of permission " 7732 + p.info.name + " is system; overriding " + bp.sourcePackage; 7733 reportSettingsProblem(Log.WARN, msg); 7734 bp = null; 7735 } 7736 } 7737 } 7738 7739 if (bp == null) { 7740 bp = new BasePermission(p.info.name, p.info.packageName, 7741 BasePermission.TYPE_NORMAL); 7742 permissionMap.put(p.info.name, bp); 7743 } 7744 7745 if (bp.perm == null) { 7746 if (bp.sourcePackage == null 7747 || bp.sourcePackage.equals(p.info.packageName)) { 7748 BasePermission tree = findPermissionTreeLP(p.info.name); 7749 if (tree == null 7750 || tree.sourcePackage.equals(p.info.packageName)) { 7751 bp.packageSetting = pkgSetting; 7752 bp.perm = p; 7753 bp.uid = pkg.applicationInfo.uid; 7754 bp.sourcePackage = p.info.packageName; 7755 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7756 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7757 if (r == null) { 7758 r = new StringBuilder(256); 7759 } else { 7760 r.append(' '); 7761 } 7762 r.append(p.info.name); 7763 } 7764 } else { 7765 Slog.w(TAG, "Permission " + p.info.name + " from package " 7766 + p.info.packageName + " ignored: base tree " 7767 + tree.name + " is from package " 7768 + tree.sourcePackage); 7769 } 7770 } else { 7771 Slog.w(TAG, "Permission " + p.info.name + " from package " 7772 + p.info.packageName + " ignored: original from " 7773 + bp.sourcePackage); 7774 } 7775 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7776 if (r == null) { 7777 r = new StringBuilder(256); 7778 } else { 7779 r.append(' '); 7780 } 7781 r.append("DUP:"); 7782 r.append(p.info.name); 7783 } 7784 if (bp.perm == p) { 7785 bp.protectionLevel = p.info.protectionLevel; 7786 } 7787 } 7788 7789 if (r != null) { 7790 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7791 } 7792 7793 N = pkg.instrumentation.size(); 7794 r = null; 7795 for (i=0; i<N; i++) { 7796 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7797 a.info.packageName = pkg.applicationInfo.packageName; 7798 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7799 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7800 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7801 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7802 a.info.dataDir = pkg.applicationInfo.dataDir; 7803 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7804 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7805 7806 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7807 // need other information about the application, like the ABI and what not ? 7808 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7809 mInstrumentation.put(a.getComponentName(), a); 7810 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7811 if (r == null) { 7812 r = new StringBuilder(256); 7813 } else { 7814 r.append(' '); 7815 } 7816 r.append(a.info.name); 7817 } 7818 } 7819 if (r != null) { 7820 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7821 } 7822 7823 if (pkg.protectedBroadcasts != null) { 7824 N = pkg.protectedBroadcasts.size(); 7825 for (i=0; i<N; i++) { 7826 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7827 } 7828 } 7829 7830 pkgSetting.setTimeStamp(scanFileTime); 7831 7832 // Create idmap files for pairs of (packages, overlay packages). 7833 // Note: "android", ie framework-res.apk, is handled by native layers. 7834 if (pkg.mOverlayTarget != null) { 7835 // This is an overlay package. 7836 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7837 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7838 mOverlays.put(pkg.mOverlayTarget, 7839 new ArrayMap<String, PackageParser.Package>()); 7840 } 7841 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7842 map.put(pkg.packageName, pkg); 7843 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7844 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7845 createIdmapFailed = true; 7846 } 7847 } 7848 } else if (mOverlays.containsKey(pkg.packageName) && 7849 !pkg.packageName.equals("android")) { 7850 // This is a regular package, with one or more known overlay packages. 7851 createIdmapsForPackageLI(pkg); 7852 } 7853 } 7854 7855 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7856 7857 if (createIdmapFailed) { 7858 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7859 "scanPackageLI failed to createIdmap"); 7860 } 7861 return pkg; 7862 } 7863 7864 /** 7865 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7866 * is derived purely on the basis of the contents of {@code scanFile} and 7867 * {@code cpuAbiOverride}. 7868 * 7869 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7870 */ 7871 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7872 String cpuAbiOverride, boolean extractLibs) 7873 throws PackageManagerException { 7874 // TODO: We can probably be smarter about this stuff. For installed apps, 7875 // we can calculate this information at install time once and for all. For 7876 // system apps, we can probably assume that this information doesn't change 7877 // after the first boot scan. As things stand, we do lots of unnecessary work. 7878 7879 // Give ourselves some initial paths; we'll come back for another 7880 // pass once we've determined ABI below. 7881 setNativeLibraryPaths(pkg); 7882 7883 // We would never need to extract libs for forward-locked and external packages, 7884 // since the container service will do it for us. We shouldn't attempt to 7885 // extract libs from system app when it was not updated. 7886 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7887 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7888 extractLibs = false; 7889 } 7890 7891 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7892 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7893 7894 NativeLibraryHelper.Handle handle = null; 7895 try { 7896 handle = NativeLibraryHelper.Handle.create(pkg); 7897 // TODO(multiArch): This can be null for apps that didn't go through the 7898 // usual installation process. We can calculate it again, like we 7899 // do during install time. 7900 // 7901 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7902 // unnecessary. 7903 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7904 7905 // Null out the abis so that they can be recalculated. 7906 pkg.applicationInfo.primaryCpuAbi = null; 7907 pkg.applicationInfo.secondaryCpuAbi = null; 7908 if (isMultiArch(pkg.applicationInfo)) { 7909 // Warn if we've set an abiOverride for multi-lib packages.. 7910 // By definition, we need to copy both 32 and 64 bit libraries for 7911 // such packages. 7912 if (pkg.cpuAbiOverride != null 7913 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7914 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7915 } 7916 7917 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7918 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7919 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7920 if (extractLibs) { 7921 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7922 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7923 useIsaSpecificSubdirs); 7924 } else { 7925 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7926 } 7927 } 7928 7929 maybeThrowExceptionForMultiArchCopy( 7930 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7931 7932 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7933 if (extractLibs) { 7934 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7935 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7936 useIsaSpecificSubdirs); 7937 } else { 7938 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7939 } 7940 } 7941 7942 maybeThrowExceptionForMultiArchCopy( 7943 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7944 7945 if (abi64 >= 0) { 7946 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7947 } 7948 7949 if (abi32 >= 0) { 7950 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7951 if (abi64 >= 0) { 7952 pkg.applicationInfo.secondaryCpuAbi = abi; 7953 } else { 7954 pkg.applicationInfo.primaryCpuAbi = abi; 7955 } 7956 } 7957 } else { 7958 String[] abiList = (cpuAbiOverride != null) ? 7959 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7960 7961 // Enable gross and lame hacks for apps that are built with old 7962 // SDK tools. We must scan their APKs for renderscript bitcode and 7963 // not launch them if it's present. Don't bother checking on devices 7964 // that don't have 64 bit support. 7965 boolean needsRenderScriptOverride = false; 7966 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7967 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7968 abiList = Build.SUPPORTED_32_BIT_ABIS; 7969 needsRenderScriptOverride = true; 7970 } 7971 7972 final int copyRet; 7973 if (extractLibs) { 7974 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7975 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7976 } else { 7977 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7978 } 7979 7980 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7981 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7982 "Error unpackaging native libs for app, errorCode=" + copyRet); 7983 } 7984 7985 if (copyRet >= 0) { 7986 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7987 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7988 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7989 } else if (needsRenderScriptOverride) { 7990 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7991 } 7992 } 7993 } catch (IOException ioe) { 7994 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7995 } finally { 7996 IoUtils.closeQuietly(handle); 7997 } 7998 7999 // Now that we've calculated the ABIs and determined if it's an internal app, 8000 // we will go ahead and populate the nativeLibraryPath. 8001 setNativeLibraryPaths(pkg); 8002 } 8003 8004 /** 8005 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8006 * i.e, so that all packages can be run inside a single process if required. 8007 * 8008 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8009 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8010 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8011 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8012 * updating a package that belongs to a shared user. 8013 * 8014 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8015 * adds unnecessary complexity. 8016 */ 8017 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8018 PackageParser.Package scannedPackage, boolean bootComplete) { 8019 String requiredInstructionSet = null; 8020 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8021 requiredInstructionSet = VMRuntime.getInstructionSet( 8022 scannedPackage.applicationInfo.primaryCpuAbi); 8023 } 8024 8025 PackageSetting requirer = null; 8026 for (PackageSetting ps : packagesForUser) { 8027 // If packagesForUser contains scannedPackage, we skip it. This will happen 8028 // when scannedPackage is an update of an existing package. Without this check, 8029 // we will never be able to change the ABI of any package belonging to a shared 8030 // user, even if it's compatible with other packages. 8031 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8032 if (ps.primaryCpuAbiString == null) { 8033 continue; 8034 } 8035 8036 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8037 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8038 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8039 // this but there's not much we can do. 8040 String errorMessage = "Instruction set mismatch, " 8041 + ((requirer == null) ? "[caller]" : requirer) 8042 + " requires " + requiredInstructionSet + " whereas " + ps 8043 + " requires " + instructionSet; 8044 Slog.w(TAG, errorMessage); 8045 } 8046 8047 if (requiredInstructionSet == null) { 8048 requiredInstructionSet = instructionSet; 8049 requirer = ps; 8050 } 8051 } 8052 } 8053 8054 if (requiredInstructionSet != null) { 8055 String adjustedAbi; 8056 if (requirer != null) { 8057 // requirer != null implies that either scannedPackage was null or that scannedPackage 8058 // did not require an ABI, in which case we have to adjust scannedPackage to match 8059 // the ABI of the set (which is the same as requirer's ABI) 8060 adjustedAbi = requirer.primaryCpuAbiString; 8061 if (scannedPackage != null) { 8062 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8063 } 8064 } else { 8065 // requirer == null implies that we're updating all ABIs in the set to 8066 // match scannedPackage. 8067 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8068 } 8069 8070 for (PackageSetting ps : packagesForUser) { 8071 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8072 if (ps.primaryCpuAbiString != null) { 8073 continue; 8074 } 8075 8076 ps.primaryCpuAbiString = adjustedAbi; 8077 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8078 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8079 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi); 8080 try { 8081 mInstaller.rmdex(ps.codePathString, 8082 getDexCodeInstructionSet(getPreferredInstructionSet())); 8083 } catch (InstallerException ignored) { 8084 } 8085 } 8086 } 8087 } 8088 } 8089 } 8090 8091 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8092 synchronized (mPackages) { 8093 mResolverReplaced = true; 8094 // Set up information for custom user intent resolution activity. 8095 mResolveActivity.applicationInfo = pkg.applicationInfo; 8096 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8097 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8098 mResolveActivity.processName = pkg.applicationInfo.packageName; 8099 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8100 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8101 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8102 mResolveActivity.theme = 0; 8103 mResolveActivity.exported = true; 8104 mResolveActivity.enabled = true; 8105 mResolveInfo.activityInfo = mResolveActivity; 8106 mResolveInfo.priority = 0; 8107 mResolveInfo.preferredOrder = 0; 8108 mResolveInfo.match = 0; 8109 mResolveComponentName = mCustomResolverComponentName; 8110 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8111 mResolveComponentName); 8112 } 8113 } 8114 8115 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8116 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8117 8118 // Set up information for ephemeral installer activity 8119 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8120 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8121 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8122 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8123 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8124 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8125 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8126 mEphemeralInstallerActivity.theme = 0; 8127 mEphemeralInstallerActivity.exported = true; 8128 mEphemeralInstallerActivity.enabled = true; 8129 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8130 mEphemeralInstallerInfo.priority = 0; 8131 mEphemeralInstallerInfo.preferredOrder = 0; 8132 mEphemeralInstallerInfo.match = 0; 8133 8134 if (DEBUG_EPHEMERAL) { 8135 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8136 } 8137 } 8138 8139 private static String calculateBundledApkRoot(final String codePathString) { 8140 final File codePath = new File(codePathString); 8141 final File codeRoot; 8142 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8143 codeRoot = Environment.getRootDirectory(); 8144 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8145 codeRoot = Environment.getOemDirectory(); 8146 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8147 codeRoot = Environment.getVendorDirectory(); 8148 } else { 8149 // Unrecognized code path; take its top real segment as the apk root: 8150 // e.g. /something/app/blah.apk => /something 8151 try { 8152 File f = codePath.getCanonicalFile(); 8153 File parent = f.getParentFile(); // non-null because codePath is a file 8154 File tmp; 8155 while ((tmp = parent.getParentFile()) != null) { 8156 f = parent; 8157 parent = tmp; 8158 } 8159 codeRoot = f; 8160 Slog.w(TAG, "Unrecognized code path " 8161 + codePath + " - using " + codeRoot); 8162 } catch (IOException e) { 8163 // Can't canonicalize the code path -- shenanigans? 8164 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8165 return Environment.getRootDirectory().getPath(); 8166 } 8167 } 8168 return codeRoot.getPath(); 8169 } 8170 8171 /** 8172 * Derive and set the location of native libraries for the given package, 8173 * which varies depending on where and how the package was installed. 8174 */ 8175 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8176 final ApplicationInfo info = pkg.applicationInfo; 8177 final String codePath = pkg.codePath; 8178 final File codeFile = new File(codePath); 8179 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8180 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8181 8182 info.nativeLibraryRootDir = null; 8183 info.nativeLibraryRootRequiresIsa = false; 8184 info.nativeLibraryDir = null; 8185 info.secondaryNativeLibraryDir = null; 8186 8187 if (isApkFile(codeFile)) { 8188 // Monolithic install 8189 if (bundledApp) { 8190 // If "/system/lib64/apkname" exists, assume that is the per-package 8191 // native library directory to use; otherwise use "/system/lib/apkname". 8192 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8193 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8194 getPrimaryInstructionSet(info)); 8195 8196 // This is a bundled system app so choose the path based on the ABI. 8197 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8198 // is just the default path. 8199 final String apkName = deriveCodePathName(codePath); 8200 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8201 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8202 apkName).getAbsolutePath(); 8203 8204 if (info.secondaryCpuAbi != null) { 8205 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8206 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8207 secondaryLibDir, apkName).getAbsolutePath(); 8208 } 8209 } else if (asecApp) { 8210 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8211 .getAbsolutePath(); 8212 } else { 8213 final String apkName = deriveCodePathName(codePath); 8214 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8215 .getAbsolutePath(); 8216 } 8217 8218 info.nativeLibraryRootRequiresIsa = false; 8219 info.nativeLibraryDir = info.nativeLibraryRootDir; 8220 } else { 8221 // Cluster install 8222 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8223 info.nativeLibraryRootRequiresIsa = true; 8224 8225 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8226 getPrimaryInstructionSet(info)).getAbsolutePath(); 8227 8228 if (info.secondaryCpuAbi != null) { 8229 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8230 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8231 } 8232 } 8233 } 8234 8235 /** 8236 * Calculate the abis and roots for a bundled app. These can uniquely 8237 * be determined from the contents of the system partition, i.e whether 8238 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8239 * of this information, and instead assume that the system was built 8240 * sensibly. 8241 */ 8242 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8243 PackageSetting pkgSetting) { 8244 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8245 8246 // If "/system/lib64/apkname" exists, assume that is the per-package 8247 // native library directory to use; otherwise use "/system/lib/apkname". 8248 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8249 setBundledAppAbi(pkg, apkRoot, apkName); 8250 // pkgSetting might be null during rescan following uninstall of updates 8251 // to a bundled app, so accommodate that possibility. The settings in 8252 // that case will be established later from the parsed package. 8253 // 8254 // If the settings aren't null, sync them up with what we've just derived. 8255 // note that apkRoot isn't stored in the package settings. 8256 if (pkgSetting != null) { 8257 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8258 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8259 } 8260 } 8261 8262 /** 8263 * Deduces the ABI of a bundled app and sets the relevant fields on the 8264 * parsed pkg object. 8265 * 8266 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8267 * under which system libraries are installed. 8268 * @param apkName the name of the installed package. 8269 */ 8270 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8271 final File codeFile = new File(pkg.codePath); 8272 8273 final boolean has64BitLibs; 8274 final boolean has32BitLibs; 8275 if (isApkFile(codeFile)) { 8276 // Monolithic install 8277 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8278 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8279 } else { 8280 // Cluster install 8281 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8282 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8283 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8284 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8285 has64BitLibs = (new File(rootDir, isa)).exists(); 8286 } else { 8287 has64BitLibs = false; 8288 } 8289 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8290 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8291 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8292 has32BitLibs = (new File(rootDir, isa)).exists(); 8293 } else { 8294 has32BitLibs = false; 8295 } 8296 } 8297 8298 if (has64BitLibs && !has32BitLibs) { 8299 // The package has 64 bit libs, but not 32 bit libs. Its primary 8300 // ABI should be 64 bit. We can safely assume here that the bundled 8301 // native libraries correspond to the most preferred ABI in the list. 8302 8303 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8304 pkg.applicationInfo.secondaryCpuAbi = null; 8305 } else if (has32BitLibs && !has64BitLibs) { 8306 // The package has 32 bit libs but not 64 bit libs. Its primary 8307 // ABI should be 32 bit. 8308 8309 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8310 pkg.applicationInfo.secondaryCpuAbi = null; 8311 } else if (has32BitLibs && has64BitLibs) { 8312 // The application has both 64 and 32 bit bundled libraries. We check 8313 // here that the app declares multiArch support, and warn if it doesn't. 8314 // 8315 // We will be lenient here and record both ABIs. The primary will be the 8316 // ABI that's higher on the list, i.e, a device that's configured to prefer 8317 // 64 bit apps will see a 64 bit primary ABI, 8318 8319 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8320 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8321 } 8322 8323 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8324 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8325 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8326 } else { 8327 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8328 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8329 } 8330 } else { 8331 pkg.applicationInfo.primaryCpuAbi = null; 8332 pkg.applicationInfo.secondaryCpuAbi = null; 8333 } 8334 } 8335 8336 private void killApplication(String pkgName, int appId, String reason) { 8337 // Request the ActivityManager to kill the process(only for existing packages) 8338 // so that we do not end up in a confused state while the user is still using the older 8339 // version of the application while the new one gets installed. 8340 IActivityManager am = ActivityManagerNative.getDefault(); 8341 if (am != null) { 8342 try { 8343 am.killApplicationWithAppId(pkgName, appId, reason); 8344 } catch (RemoteException e) { 8345 } 8346 } 8347 } 8348 8349 void removePackageLI(PackageSetting ps, boolean chatty) { 8350 if (DEBUG_INSTALL) { 8351 if (chatty) 8352 Log.d(TAG, "Removing package " + ps.name); 8353 } 8354 8355 // writer 8356 synchronized (mPackages) { 8357 mPackages.remove(ps.name); 8358 final PackageParser.Package pkg = ps.pkg; 8359 if (pkg != null) { 8360 cleanPackageDataStructuresLILPw(pkg, chatty); 8361 } 8362 } 8363 } 8364 8365 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8366 if (DEBUG_INSTALL) { 8367 if (chatty) 8368 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8369 } 8370 8371 // writer 8372 synchronized (mPackages) { 8373 mPackages.remove(pkg.applicationInfo.packageName); 8374 cleanPackageDataStructuresLILPw(pkg, chatty); 8375 } 8376 } 8377 8378 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8379 int N = pkg.providers.size(); 8380 StringBuilder r = null; 8381 int i; 8382 for (i=0; i<N; i++) { 8383 PackageParser.Provider p = pkg.providers.get(i); 8384 mProviders.removeProvider(p); 8385 if (p.info.authority == null) { 8386 8387 /* There was another ContentProvider with this authority when 8388 * this app was installed so this authority is null, 8389 * Ignore it as we don't have to unregister the provider. 8390 */ 8391 continue; 8392 } 8393 String names[] = p.info.authority.split(";"); 8394 for (int j = 0; j < names.length; j++) { 8395 if (mProvidersByAuthority.get(names[j]) == p) { 8396 mProvidersByAuthority.remove(names[j]); 8397 if (DEBUG_REMOVE) { 8398 if (chatty) 8399 Log.d(TAG, "Unregistered content provider: " + names[j] 8400 + ", className = " + p.info.name + ", isSyncable = " 8401 + p.info.isSyncable); 8402 } 8403 } 8404 } 8405 if (DEBUG_REMOVE && chatty) { 8406 if (r == null) { 8407 r = new StringBuilder(256); 8408 } else { 8409 r.append(' '); 8410 } 8411 r.append(p.info.name); 8412 } 8413 } 8414 if (r != null) { 8415 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8416 } 8417 8418 N = pkg.services.size(); 8419 r = null; 8420 for (i=0; i<N; i++) { 8421 PackageParser.Service s = pkg.services.get(i); 8422 mServices.removeService(s); 8423 if (chatty) { 8424 if (r == null) { 8425 r = new StringBuilder(256); 8426 } else { 8427 r.append(' '); 8428 } 8429 r.append(s.info.name); 8430 } 8431 } 8432 if (r != null) { 8433 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8434 } 8435 8436 N = pkg.receivers.size(); 8437 r = null; 8438 for (i=0; i<N; i++) { 8439 PackageParser.Activity a = pkg.receivers.get(i); 8440 mReceivers.removeActivity(a, "receiver"); 8441 if (DEBUG_REMOVE && chatty) { 8442 if (r == null) { 8443 r = new StringBuilder(256); 8444 } else { 8445 r.append(' '); 8446 } 8447 r.append(a.info.name); 8448 } 8449 } 8450 if (r != null) { 8451 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8452 } 8453 8454 N = pkg.activities.size(); 8455 r = null; 8456 for (i=0; i<N; i++) { 8457 PackageParser.Activity a = pkg.activities.get(i); 8458 mActivities.removeActivity(a, "activity"); 8459 if (DEBUG_REMOVE && chatty) { 8460 if (r == null) { 8461 r = new StringBuilder(256); 8462 } else { 8463 r.append(' '); 8464 } 8465 r.append(a.info.name); 8466 } 8467 } 8468 if (r != null) { 8469 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8470 } 8471 8472 N = pkg.permissions.size(); 8473 r = null; 8474 for (i=0; i<N; i++) { 8475 PackageParser.Permission p = pkg.permissions.get(i); 8476 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8477 if (bp == null) { 8478 bp = mSettings.mPermissionTrees.get(p.info.name); 8479 } 8480 if (bp != null && bp.perm == p) { 8481 bp.perm = null; 8482 if (DEBUG_REMOVE && chatty) { 8483 if (r == null) { 8484 r = new StringBuilder(256); 8485 } else { 8486 r.append(' '); 8487 } 8488 r.append(p.info.name); 8489 } 8490 } 8491 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8492 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8493 if (appOpPkgs != null) { 8494 appOpPkgs.remove(pkg.packageName); 8495 } 8496 } 8497 } 8498 if (r != null) { 8499 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8500 } 8501 8502 N = pkg.requestedPermissions.size(); 8503 r = null; 8504 for (i=0; i<N; i++) { 8505 String perm = pkg.requestedPermissions.get(i); 8506 BasePermission bp = mSettings.mPermissions.get(perm); 8507 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8508 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8509 if (appOpPkgs != null) { 8510 appOpPkgs.remove(pkg.packageName); 8511 if (appOpPkgs.isEmpty()) { 8512 mAppOpPermissionPackages.remove(perm); 8513 } 8514 } 8515 } 8516 } 8517 if (r != null) { 8518 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8519 } 8520 8521 N = pkg.instrumentation.size(); 8522 r = null; 8523 for (i=0; i<N; i++) { 8524 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8525 mInstrumentation.remove(a.getComponentName()); 8526 if (DEBUG_REMOVE && chatty) { 8527 if (r == null) { 8528 r = new StringBuilder(256); 8529 } else { 8530 r.append(' '); 8531 } 8532 r.append(a.info.name); 8533 } 8534 } 8535 if (r != null) { 8536 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8537 } 8538 8539 r = null; 8540 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8541 // Only system apps can hold shared libraries. 8542 if (pkg.libraryNames != null) { 8543 for (i=0; i<pkg.libraryNames.size(); i++) { 8544 String name = pkg.libraryNames.get(i); 8545 SharedLibraryEntry cur = mSharedLibraries.get(name); 8546 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8547 mSharedLibraries.remove(name); 8548 if (DEBUG_REMOVE && chatty) { 8549 if (r == null) { 8550 r = new StringBuilder(256); 8551 } else { 8552 r.append(' '); 8553 } 8554 r.append(name); 8555 } 8556 } 8557 } 8558 } 8559 } 8560 if (r != null) { 8561 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8562 } 8563 } 8564 8565 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8566 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8567 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8568 return true; 8569 } 8570 } 8571 return false; 8572 } 8573 8574 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8575 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8576 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8577 8578 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8579 int flags) { 8580 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8581 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8582 } 8583 8584 private void updatePermissionsLPw(String changingPkg, 8585 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8586 // Make sure there are no dangling permission trees. 8587 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8588 while (it.hasNext()) { 8589 final BasePermission bp = it.next(); 8590 if (bp.packageSetting == null) { 8591 // We may not yet have parsed the package, so just see if 8592 // we still know about its settings. 8593 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8594 } 8595 if (bp.packageSetting == null) { 8596 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8597 + " from package " + bp.sourcePackage); 8598 it.remove(); 8599 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8600 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8601 Slog.i(TAG, "Removing old permission tree: " + bp.name 8602 + " from package " + bp.sourcePackage); 8603 flags |= UPDATE_PERMISSIONS_ALL; 8604 it.remove(); 8605 } 8606 } 8607 } 8608 8609 // Make sure all dynamic permissions have been assigned to a package, 8610 // and make sure there are no dangling permissions. 8611 it = mSettings.mPermissions.values().iterator(); 8612 while (it.hasNext()) { 8613 final BasePermission bp = it.next(); 8614 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8615 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8616 + bp.name + " pkg=" + bp.sourcePackage 8617 + " info=" + bp.pendingInfo); 8618 if (bp.packageSetting == null && bp.pendingInfo != null) { 8619 final BasePermission tree = findPermissionTreeLP(bp.name); 8620 if (tree != null && tree.perm != null) { 8621 bp.packageSetting = tree.packageSetting; 8622 bp.perm = new PackageParser.Permission(tree.perm.owner, 8623 new PermissionInfo(bp.pendingInfo)); 8624 bp.perm.info.packageName = tree.perm.info.packageName; 8625 bp.perm.info.name = bp.name; 8626 bp.uid = tree.uid; 8627 } 8628 } 8629 } 8630 if (bp.packageSetting == null) { 8631 // We may not yet have parsed the package, so just see if 8632 // we still know about its settings. 8633 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8634 } 8635 if (bp.packageSetting == null) { 8636 Slog.w(TAG, "Removing dangling permission: " + bp.name 8637 + " from package " + bp.sourcePackage); 8638 it.remove(); 8639 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8640 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8641 Slog.i(TAG, "Removing old permission: " + bp.name 8642 + " from package " + bp.sourcePackage); 8643 flags |= UPDATE_PERMISSIONS_ALL; 8644 it.remove(); 8645 } 8646 } 8647 } 8648 8649 // Now update the permissions for all packages, in particular 8650 // replace the granted permissions of the system packages. 8651 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8652 for (PackageParser.Package pkg : mPackages.values()) { 8653 if (pkg != pkgInfo) { 8654 // Only replace for packages on requested volume 8655 final String volumeUuid = getVolumeUuidForPackage(pkg); 8656 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8657 && Objects.equals(replaceVolumeUuid, volumeUuid); 8658 grantPermissionsLPw(pkg, replace, changingPkg); 8659 } 8660 } 8661 } 8662 8663 if (pkgInfo != null) { 8664 // Only replace for packages on requested volume 8665 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8666 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8667 && Objects.equals(replaceVolumeUuid, volumeUuid); 8668 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8669 } 8670 } 8671 8672 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8673 String packageOfInterest) { 8674 // IMPORTANT: There are two types of permissions: install and runtime. 8675 // Install time permissions are granted when the app is installed to 8676 // all device users and users added in the future. Runtime permissions 8677 // are granted at runtime explicitly to specific users. Normal and signature 8678 // protected permissions are install time permissions. Dangerous permissions 8679 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8680 // otherwise they are runtime permissions. This function does not manage 8681 // runtime permissions except for the case an app targeting Lollipop MR1 8682 // being upgraded to target a newer SDK, in which case dangerous permissions 8683 // are transformed from install time to runtime ones. 8684 8685 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8686 if (ps == null) { 8687 return; 8688 } 8689 8690 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8691 8692 PermissionsState permissionsState = ps.getPermissionsState(); 8693 PermissionsState origPermissions = permissionsState; 8694 8695 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8696 8697 boolean runtimePermissionsRevoked = false; 8698 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8699 8700 boolean changedInstallPermission = false; 8701 8702 if (replace) { 8703 ps.installPermissionsFixed = false; 8704 if (!ps.isSharedUser()) { 8705 origPermissions = new PermissionsState(permissionsState); 8706 permissionsState.reset(); 8707 } else { 8708 // We need to know only about runtime permission changes since the 8709 // calling code always writes the install permissions state but 8710 // the runtime ones are written only if changed. The only cases of 8711 // changed runtime permissions here are promotion of an install to 8712 // runtime and revocation of a runtime from a shared user. 8713 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8714 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8715 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8716 runtimePermissionsRevoked = true; 8717 } 8718 } 8719 } 8720 8721 permissionsState.setGlobalGids(mGlobalGids); 8722 8723 final int N = pkg.requestedPermissions.size(); 8724 for (int i=0; i<N; i++) { 8725 final String name = pkg.requestedPermissions.get(i); 8726 final BasePermission bp = mSettings.mPermissions.get(name); 8727 8728 if (DEBUG_INSTALL) { 8729 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8730 } 8731 8732 if (bp == null || bp.packageSetting == null) { 8733 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8734 Slog.w(TAG, "Unknown permission " + name 8735 + " in package " + pkg.packageName); 8736 } 8737 continue; 8738 } 8739 8740 final String perm = bp.name; 8741 boolean allowedSig = false; 8742 int grant = GRANT_DENIED; 8743 8744 // Keep track of app op permissions. 8745 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8746 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8747 if (pkgs == null) { 8748 pkgs = new ArraySet<>(); 8749 mAppOpPermissionPackages.put(bp.name, pkgs); 8750 } 8751 pkgs.add(pkg.packageName); 8752 } 8753 8754 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8755 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8756 >= Build.VERSION_CODES.M; 8757 switch (level) { 8758 case PermissionInfo.PROTECTION_NORMAL: { 8759 // For all apps normal permissions are install time ones. 8760 grant = GRANT_INSTALL; 8761 } break; 8762 8763 case PermissionInfo.PROTECTION_DANGEROUS: { 8764 // If a permission review is required for legacy apps we represent 8765 // their permissions as always granted runtime ones since we need 8766 // to keep the review required permission flag per user while an 8767 // install permission's state is shared across all users. 8768 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8769 // For legacy apps dangerous permissions are install time ones. 8770 grant = GRANT_INSTALL; 8771 } else if (origPermissions.hasInstallPermission(bp.name)) { 8772 // For legacy apps that became modern, install becomes runtime. 8773 grant = GRANT_UPGRADE; 8774 } else if (mPromoteSystemApps 8775 && isSystemApp(ps) 8776 && mExistingSystemPackages.contains(ps.name)) { 8777 // For legacy system apps, install becomes runtime. 8778 // We cannot check hasInstallPermission() for system apps since those 8779 // permissions were granted implicitly and not persisted pre-M. 8780 grant = GRANT_UPGRADE; 8781 } else { 8782 // For modern apps keep runtime permissions unchanged. 8783 grant = GRANT_RUNTIME; 8784 } 8785 } break; 8786 8787 case PermissionInfo.PROTECTION_SIGNATURE: { 8788 // For all apps signature permissions are install time ones. 8789 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8790 if (allowedSig) { 8791 grant = GRANT_INSTALL; 8792 } 8793 } break; 8794 } 8795 8796 if (DEBUG_INSTALL) { 8797 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8798 } 8799 8800 if (grant != GRANT_DENIED) { 8801 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8802 // If this is an existing, non-system package, then 8803 // we can't add any new permissions to it. 8804 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8805 // Except... if this is a permission that was added 8806 // to the platform (note: need to only do this when 8807 // updating the platform). 8808 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8809 grant = GRANT_DENIED; 8810 } 8811 } 8812 } 8813 8814 switch (grant) { 8815 case GRANT_INSTALL: { 8816 // Revoke this as runtime permission to handle the case of 8817 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8818 for (int userId : UserManagerService.getInstance().getUserIds()) { 8819 if (origPermissions.getRuntimePermissionState( 8820 bp.name, userId) != null) { 8821 // Revoke the runtime permission and clear the flags. 8822 origPermissions.revokeRuntimePermission(bp, userId); 8823 origPermissions.updatePermissionFlags(bp, userId, 8824 PackageManager.MASK_PERMISSION_FLAGS, 0); 8825 // If we revoked a permission permission, we have to write. 8826 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8827 changedRuntimePermissionUserIds, userId); 8828 } 8829 } 8830 // Grant an install permission. 8831 if (permissionsState.grantInstallPermission(bp) != 8832 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8833 changedInstallPermission = true; 8834 } 8835 } break; 8836 8837 case GRANT_RUNTIME: { 8838 // Grant previously granted runtime permissions. 8839 for (int userId : UserManagerService.getInstance().getUserIds()) { 8840 PermissionState permissionState = origPermissions 8841 .getRuntimePermissionState(bp.name, userId); 8842 int flags = permissionState != null 8843 ? permissionState.getFlags() : 0; 8844 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8845 if (permissionsState.grantRuntimePermission(bp, userId) == 8846 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8847 // If we cannot put the permission as it was, we have to write. 8848 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8849 changedRuntimePermissionUserIds, userId); 8850 } 8851 // If the app supports runtime permissions no need for a review. 8852 if (Build.PERMISSIONS_REVIEW_REQUIRED 8853 && appSupportsRuntimePermissions 8854 && (flags & PackageManager 8855 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8856 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8857 // Since we changed the flags, we have to write. 8858 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8859 changedRuntimePermissionUserIds, userId); 8860 } 8861 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8862 && !appSupportsRuntimePermissions) { 8863 // For legacy apps that need a permission review, every new 8864 // runtime permission is granted but it is pending a review. 8865 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8866 permissionsState.grantRuntimePermission(bp, userId); 8867 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8868 // We changed the permission and flags, hence have to write. 8869 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8870 changedRuntimePermissionUserIds, userId); 8871 } 8872 } 8873 // Propagate the permission flags. 8874 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8875 } 8876 } break; 8877 8878 case GRANT_UPGRADE: { 8879 // Grant runtime permissions for a previously held install permission. 8880 PermissionState permissionState = origPermissions 8881 .getInstallPermissionState(bp.name); 8882 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8883 8884 if (origPermissions.revokeInstallPermission(bp) 8885 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8886 // We will be transferring the permission flags, so clear them. 8887 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8888 PackageManager.MASK_PERMISSION_FLAGS, 0); 8889 changedInstallPermission = true; 8890 } 8891 8892 // If the permission is not to be promoted to runtime we ignore it and 8893 // also its other flags as they are not applicable to install permissions. 8894 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8895 for (int userId : currentUserIds) { 8896 if (permissionsState.grantRuntimePermission(bp, userId) != 8897 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8898 // Transfer the permission flags. 8899 permissionsState.updatePermissionFlags(bp, userId, 8900 flags, flags); 8901 // If we granted the permission, we have to write. 8902 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8903 changedRuntimePermissionUserIds, userId); 8904 } 8905 } 8906 } 8907 } break; 8908 8909 default: { 8910 if (packageOfInterest == null 8911 || packageOfInterest.equals(pkg.packageName)) { 8912 Slog.w(TAG, "Not granting permission " + perm 8913 + " to package " + pkg.packageName 8914 + " because it was previously installed without"); 8915 } 8916 } break; 8917 } 8918 } else { 8919 if (permissionsState.revokeInstallPermission(bp) != 8920 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8921 // Also drop the permission flags. 8922 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8923 PackageManager.MASK_PERMISSION_FLAGS, 0); 8924 changedInstallPermission = true; 8925 Slog.i(TAG, "Un-granting permission " + perm 8926 + " from package " + pkg.packageName 8927 + " (protectionLevel=" + bp.protectionLevel 8928 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8929 + ")"); 8930 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8931 // Don't print warning for app op permissions, since it is fine for them 8932 // not to be granted, there is a UI for the user to decide. 8933 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8934 Slog.w(TAG, "Not granting permission " + perm 8935 + " to package " + pkg.packageName 8936 + " (protectionLevel=" + bp.protectionLevel 8937 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8938 + ")"); 8939 } 8940 } 8941 } 8942 } 8943 8944 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8945 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8946 // This is the first that we have heard about this package, so the 8947 // permissions we have now selected are fixed until explicitly 8948 // changed. 8949 ps.installPermissionsFixed = true; 8950 } 8951 8952 // Persist the runtime permissions state for users with changes. If permissions 8953 // were revoked because no app in the shared user declares them we have to 8954 // write synchronously to avoid losing runtime permissions state. 8955 for (int userId : changedRuntimePermissionUserIds) { 8956 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8957 } 8958 8959 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8960 } 8961 8962 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8963 boolean allowed = false; 8964 final int NP = PackageParser.NEW_PERMISSIONS.length; 8965 for (int ip=0; ip<NP; ip++) { 8966 final PackageParser.NewPermissionInfo npi 8967 = PackageParser.NEW_PERMISSIONS[ip]; 8968 if (npi.name.equals(perm) 8969 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8970 allowed = true; 8971 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8972 + pkg.packageName); 8973 break; 8974 } 8975 } 8976 return allowed; 8977 } 8978 8979 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8980 BasePermission bp, PermissionsState origPermissions) { 8981 boolean allowed; 8982 allowed = (compareSignatures( 8983 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8984 == PackageManager.SIGNATURE_MATCH) 8985 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8986 == PackageManager.SIGNATURE_MATCH); 8987 if (!allowed && (bp.protectionLevel 8988 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8989 if (isSystemApp(pkg)) { 8990 // For updated system applications, a system permission 8991 // is granted only if it had been defined by the original application. 8992 if (pkg.isUpdatedSystemApp()) { 8993 final PackageSetting sysPs = mSettings 8994 .getDisabledSystemPkgLPr(pkg.packageName); 8995 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8996 // If the original was granted this permission, we take 8997 // that grant decision as read and propagate it to the 8998 // update. 8999 if (sysPs.isPrivileged()) { 9000 allowed = true; 9001 } 9002 } else { 9003 // The system apk may have been updated with an older 9004 // version of the one on the data partition, but which 9005 // granted a new system permission that it didn't have 9006 // before. In this case we do want to allow the app to 9007 // now get the new permission if the ancestral apk is 9008 // privileged to get it. 9009 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9010 for (int j=0; 9011 j<sysPs.pkg.requestedPermissions.size(); j++) { 9012 if (perm.equals( 9013 sysPs.pkg.requestedPermissions.get(j))) { 9014 allowed = true; 9015 break; 9016 } 9017 } 9018 } 9019 } 9020 } else { 9021 allowed = isPrivilegedApp(pkg); 9022 } 9023 } 9024 } 9025 if (!allowed) { 9026 if (!allowed && (bp.protectionLevel 9027 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9028 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9029 // If this was a previously normal/dangerous permission that got moved 9030 // to a system permission as part of the runtime permission redesign, then 9031 // we still want to blindly grant it to old apps. 9032 allowed = true; 9033 } 9034 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9035 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9036 // If this permission is to be granted to the system installer and 9037 // this app is an installer, then it gets the permission. 9038 allowed = true; 9039 } 9040 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9041 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9042 // If this permission is to be granted to the system verifier and 9043 // this app is a verifier, then it gets the permission. 9044 allowed = true; 9045 } 9046 if (!allowed && (bp.protectionLevel 9047 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9048 && isSystemApp(pkg)) { 9049 // Any pre-installed system app is allowed to get this permission. 9050 allowed = true; 9051 } 9052 if (!allowed && (bp.protectionLevel 9053 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9054 // For development permissions, a development permission 9055 // is granted only if it was already granted. 9056 allowed = origPermissions.hasInstallPermission(perm); 9057 } 9058 } 9059 return allowed; 9060 } 9061 9062 final class ActivityIntentResolver 9063 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9064 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9065 boolean defaultOnly, int userId) { 9066 if (!sUserManager.exists(userId)) return null; 9067 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9068 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9069 } 9070 9071 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9072 int userId) { 9073 if (!sUserManager.exists(userId)) return null; 9074 mFlags = flags; 9075 return super.queryIntent(intent, resolvedType, 9076 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9077 } 9078 9079 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9080 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9081 if (!sUserManager.exists(userId)) return null; 9082 if (packageActivities == null) { 9083 return null; 9084 } 9085 mFlags = flags; 9086 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9087 final int N = packageActivities.size(); 9088 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9089 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9090 9091 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9092 for (int i = 0; i < N; ++i) { 9093 intentFilters = packageActivities.get(i).intents; 9094 if (intentFilters != null && intentFilters.size() > 0) { 9095 PackageParser.ActivityIntentInfo[] array = 9096 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9097 intentFilters.toArray(array); 9098 listCut.add(array); 9099 } 9100 } 9101 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9102 } 9103 9104 public final void addActivity(PackageParser.Activity a, String type) { 9105 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9106 mActivities.put(a.getComponentName(), a); 9107 if (DEBUG_SHOW_INFO) 9108 Log.v( 9109 TAG, " " + type + " " + 9110 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9111 if (DEBUG_SHOW_INFO) 9112 Log.v(TAG, " Class=" + a.info.name); 9113 final int NI = a.intents.size(); 9114 for (int j=0; j<NI; j++) { 9115 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9116 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9117 intent.setPriority(0); 9118 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9119 + a.className + " with priority > 0, forcing to 0"); 9120 } 9121 if (DEBUG_SHOW_INFO) { 9122 Log.v(TAG, " IntentFilter:"); 9123 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9124 } 9125 if (!intent.debugCheck()) { 9126 Log.w(TAG, "==> For Activity " + a.info.name); 9127 } 9128 addFilter(intent); 9129 } 9130 } 9131 9132 public final void removeActivity(PackageParser.Activity a, String type) { 9133 mActivities.remove(a.getComponentName()); 9134 if (DEBUG_SHOW_INFO) { 9135 Log.v(TAG, " " + type + " " 9136 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9137 : a.info.name) + ":"); 9138 Log.v(TAG, " Class=" + a.info.name); 9139 } 9140 final int NI = a.intents.size(); 9141 for (int j=0; j<NI; j++) { 9142 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9143 if (DEBUG_SHOW_INFO) { 9144 Log.v(TAG, " IntentFilter:"); 9145 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9146 } 9147 removeFilter(intent); 9148 } 9149 } 9150 9151 @Override 9152 protected boolean allowFilterResult( 9153 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9154 ActivityInfo filterAi = filter.activity.info; 9155 for (int i=dest.size()-1; i>=0; i--) { 9156 ActivityInfo destAi = dest.get(i).activityInfo; 9157 if (destAi.name == filterAi.name 9158 && destAi.packageName == filterAi.packageName) { 9159 return false; 9160 } 9161 } 9162 return true; 9163 } 9164 9165 @Override 9166 protected ActivityIntentInfo[] newArray(int size) { 9167 return new ActivityIntentInfo[size]; 9168 } 9169 9170 @Override 9171 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9172 if (!sUserManager.exists(userId)) return true; 9173 PackageParser.Package p = filter.activity.owner; 9174 if (p != null) { 9175 PackageSetting ps = (PackageSetting)p.mExtras; 9176 if (ps != null) { 9177 // System apps are never considered stopped for purposes of 9178 // filtering, because there may be no way for the user to 9179 // actually re-launch them. 9180 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9181 && ps.getStopped(userId); 9182 } 9183 } 9184 return false; 9185 } 9186 9187 @Override 9188 protected boolean isPackageForFilter(String packageName, 9189 PackageParser.ActivityIntentInfo info) { 9190 return packageName.equals(info.activity.owner.packageName); 9191 } 9192 9193 @Override 9194 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9195 int match, int userId) { 9196 if (!sUserManager.exists(userId)) return null; 9197 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9198 return null; 9199 } 9200 final PackageParser.Activity activity = info.activity; 9201 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9202 if (ps == null) { 9203 return null; 9204 } 9205 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9206 ps.readUserState(userId), userId); 9207 if (ai == null) { 9208 return null; 9209 } 9210 final ResolveInfo res = new ResolveInfo(); 9211 res.activityInfo = ai; 9212 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9213 res.filter = info; 9214 } 9215 if (info != null) { 9216 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9217 } 9218 res.priority = info.getPriority(); 9219 res.preferredOrder = activity.owner.mPreferredOrder; 9220 //System.out.println("Result: " + res.activityInfo.className + 9221 // " = " + res.priority); 9222 res.match = match; 9223 res.isDefault = info.hasDefault; 9224 res.labelRes = info.labelRes; 9225 res.nonLocalizedLabel = info.nonLocalizedLabel; 9226 if (userNeedsBadging(userId)) { 9227 res.noResourceId = true; 9228 } else { 9229 res.icon = info.icon; 9230 } 9231 res.iconResourceId = info.icon; 9232 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9233 return res; 9234 } 9235 9236 @Override 9237 protected void sortResults(List<ResolveInfo> results) { 9238 Collections.sort(results, mResolvePrioritySorter); 9239 } 9240 9241 @Override 9242 protected void dumpFilter(PrintWriter out, String prefix, 9243 PackageParser.ActivityIntentInfo filter) { 9244 out.print(prefix); out.print( 9245 Integer.toHexString(System.identityHashCode(filter.activity))); 9246 out.print(' '); 9247 filter.activity.printComponentShortName(out); 9248 out.print(" filter "); 9249 out.println(Integer.toHexString(System.identityHashCode(filter))); 9250 } 9251 9252 @Override 9253 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9254 return filter.activity; 9255 } 9256 9257 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9258 PackageParser.Activity activity = (PackageParser.Activity)label; 9259 out.print(prefix); out.print( 9260 Integer.toHexString(System.identityHashCode(activity))); 9261 out.print(' '); 9262 activity.printComponentShortName(out); 9263 if (count > 1) { 9264 out.print(" ("); out.print(count); out.print(" filters)"); 9265 } 9266 out.println(); 9267 } 9268 9269// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9270// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9271// final List<ResolveInfo> retList = Lists.newArrayList(); 9272// while (i.hasNext()) { 9273// final ResolveInfo resolveInfo = i.next(); 9274// if (isEnabledLP(resolveInfo.activityInfo)) { 9275// retList.add(resolveInfo); 9276// } 9277// } 9278// return retList; 9279// } 9280 9281 // Keys are String (activity class name), values are Activity. 9282 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9283 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9284 private int mFlags; 9285 } 9286 9287 private final class ServiceIntentResolver 9288 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9289 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9290 boolean defaultOnly, int userId) { 9291 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9292 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9293 } 9294 9295 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9296 int userId) { 9297 if (!sUserManager.exists(userId)) return null; 9298 mFlags = flags; 9299 return super.queryIntent(intent, resolvedType, 9300 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9301 } 9302 9303 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9304 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9305 if (!sUserManager.exists(userId)) return null; 9306 if (packageServices == null) { 9307 return null; 9308 } 9309 mFlags = flags; 9310 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9311 final int N = packageServices.size(); 9312 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9313 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9314 9315 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9316 for (int i = 0; i < N; ++i) { 9317 intentFilters = packageServices.get(i).intents; 9318 if (intentFilters != null && intentFilters.size() > 0) { 9319 PackageParser.ServiceIntentInfo[] array = 9320 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9321 intentFilters.toArray(array); 9322 listCut.add(array); 9323 } 9324 } 9325 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9326 } 9327 9328 public final void addService(PackageParser.Service s) { 9329 mServices.put(s.getComponentName(), s); 9330 if (DEBUG_SHOW_INFO) { 9331 Log.v(TAG, " " 9332 + (s.info.nonLocalizedLabel != null 9333 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9334 Log.v(TAG, " Class=" + s.info.name); 9335 } 9336 final int NI = s.intents.size(); 9337 int j; 9338 for (j=0; j<NI; j++) { 9339 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9340 if (DEBUG_SHOW_INFO) { 9341 Log.v(TAG, " IntentFilter:"); 9342 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9343 } 9344 if (!intent.debugCheck()) { 9345 Log.w(TAG, "==> For Service " + s.info.name); 9346 } 9347 addFilter(intent); 9348 } 9349 } 9350 9351 public final void removeService(PackageParser.Service s) { 9352 mServices.remove(s.getComponentName()); 9353 if (DEBUG_SHOW_INFO) { 9354 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9355 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9356 Log.v(TAG, " Class=" + s.info.name); 9357 } 9358 final int NI = s.intents.size(); 9359 int j; 9360 for (j=0; j<NI; j++) { 9361 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9362 if (DEBUG_SHOW_INFO) { 9363 Log.v(TAG, " IntentFilter:"); 9364 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9365 } 9366 removeFilter(intent); 9367 } 9368 } 9369 9370 @Override 9371 protected boolean allowFilterResult( 9372 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9373 ServiceInfo filterSi = filter.service.info; 9374 for (int i=dest.size()-1; i>=0; i--) { 9375 ServiceInfo destAi = dest.get(i).serviceInfo; 9376 if (destAi.name == filterSi.name 9377 && destAi.packageName == filterSi.packageName) { 9378 return false; 9379 } 9380 } 9381 return true; 9382 } 9383 9384 @Override 9385 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9386 return new PackageParser.ServiceIntentInfo[size]; 9387 } 9388 9389 @Override 9390 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9391 if (!sUserManager.exists(userId)) return true; 9392 PackageParser.Package p = filter.service.owner; 9393 if (p != null) { 9394 PackageSetting ps = (PackageSetting)p.mExtras; 9395 if (ps != null) { 9396 // System apps are never considered stopped for purposes of 9397 // filtering, because there may be no way for the user to 9398 // actually re-launch them. 9399 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9400 && ps.getStopped(userId); 9401 } 9402 } 9403 return false; 9404 } 9405 9406 @Override 9407 protected boolean isPackageForFilter(String packageName, 9408 PackageParser.ServiceIntentInfo info) { 9409 return packageName.equals(info.service.owner.packageName); 9410 } 9411 9412 @Override 9413 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9414 int match, int userId) { 9415 if (!sUserManager.exists(userId)) return null; 9416 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9417 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9418 return null; 9419 } 9420 final PackageParser.Service service = info.service; 9421 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9422 if (ps == null) { 9423 return null; 9424 } 9425 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9426 ps.readUserState(userId), userId); 9427 if (si == null) { 9428 return null; 9429 } 9430 final ResolveInfo res = new ResolveInfo(); 9431 res.serviceInfo = si; 9432 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9433 res.filter = filter; 9434 } 9435 res.priority = info.getPriority(); 9436 res.preferredOrder = service.owner.mPreferredOrder; 9437 res.match = match; 9438 res.isDefault = info.hasDefault; 9439 res.labelRes = info.labelRes; 9440 res.nonLocalizedLabel = info.nonLocalizedLabel; 9441 res.icon = info.icon; 9442 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9443 return res; 9444 } 9445 9446 @Override 9447 protected void sortResults(List<ResolveInfo> results) { 9448 Collections.sort(results, mResolvePrioritySorter); 9449 } 9450 9451 @Override 9452 protected void dumpFilter(PrintWriter out, String prefix, 9453 PackageParser.ServiceIntentInfo filter) { 9454 out.print(prefix); out.print( 9455 Integer.toHexString(System.identityHashCode(filter.service))); 9456 out.print(' '); 9457 filter.service.printComponentShortName(out); 9458 out.print(" filter "); 9459 out.println(Integer.toHexString(System.identityHashCode(filter))); 9460 } 9461 9462 @Override 9463 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9464 return filter.service; 9465 } 9466 9467 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9468 PackageParser.Service service = (PackageParser.Service)label; 9469 out.print(prefix); out.print( 9470 Integer.toHexString(System.identityHashCode(service))); 9471 out.print(' '); 9472 service.printComponentShortName(out); 9473 if (count > 1) { 9474 out.print(" ("); out.print(count); out.print(" filters)"); 9475 } 9476 out.println(); 9477 } 9478 9479// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9480// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9481// final List<ResolveInfo> retList = Lists.newArrayList(); 9482// while (i.hasNext()) { 9483// final ResolveInfo resolveInfo = (ResolveInfo) i; 9484// if (isEnabledLP(resolveInfo.serviceInfo)) { 9485// retList.add(resolveInfo); 9486// } 9487// } 9488// return retList; 9489// } 9490 9491 // Keys are String (activity class name), values are Activity. 9492 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9493 = new ArrayMap<ComponentName, PackageParser.Service>(); 9494 private int mFlags; 9495 }; 9496 9497 private final class ProviderIntentResolver 9498 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9499 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9500 boolean defaultOnly, int userId) { 9501 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9502 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9503 } 9504 9505 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9506 int userId) { 9507 if (!sUserManager.exists(userId)) 9508 return null; 9509 mFlags = flags; 9510 return super.queryIntent(intent, resolvedType, 9511 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9512 } 9513 9514 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9515 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9516 if (!sUserManager.exists(userId)) 9517 return null; 9518 if (packageProviders == null) { 9519 return null; 9520 } 9521 mFlags = flags; 9522 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9523 final int N = packageProviders.size(); 9524 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9525 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9526 9527 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9528 for (int i = 0; i < N; ++i) { 9529 intentFilters = packageProviders.get(i).intents; 9530 if (intentFilters != null && intentFilters.size() > 0) { 9531 PackageParser.ProviderIntentInfo[] array = 9532 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9533 intentFilters.toArray(array); 9534 listCut.add(array); 9535 } 9536 } 9537 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9538 } 9539 9540 public final void addProvider(PackageParser.Provider p) { 9541 if (mProviders.containsKey(p.getComponentName())) { 9542 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9543 return; 9544 } 9545 9546 mProviders.put(p.getComponentName(), p); 9547 if (DEBUG_SHOW_INFO) { 9548 Log.v(TAG, " " 9549 + (p.info.nonLocalizedLabel != null 9550 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9551 Log.v(TAG, " Class=" + p.info.name); 9552 } 9553 final int NI = p.intents.size(); 9554 int j; 9555 for (j = 0; j < NI; j++) { 9556 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9557 if (DEBUG_SHOW_INFO) { 9558 Log.v(TAG, " IntentFilter:"); 9559 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9560 } 9561 if (!intent.debugCheck()) { 9562 Log.w(TAG, "==> For Provider " + p.info.name); 9563 } 9564 addFilter(intent); 9565 } 9566 } 9567 9568 public final void removeProvider(PackageParser.Provider p) { 9569 mProviders.remove(p.getComponentName()); 9570 if (DEBUG_SHOW_INFO) { 9571 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9572 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9573 Log.v(TAG, " Class=" + p.info.name); 9574 } 9575 final int NI = p.intents.size(); 9576 int j; 9577 for (j = 0; j < NI; j++) { 9578 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9579 if (DEBUG_SHOW_INFO) { 9580 Log.v(TAG, " IntentFilter:"); 9581 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9582 } 9583 removeFilter(intent); 9584 } 9585 } 9586 9587 @Override 9588 protected boolean allowFilterResult( 9589 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9590 ProviderInfo filterPi = filter.provider.info; 9591 for (int i = dest.size() - 1; i >= 0; i--) { 9592 ProviderInfo destPi = dest.get(i).providerInfo; 9593 if (destPi.name == filterPi.name 9594 && destPi.packageName == filterPi.packageName) { 9595 return false; 9596 } 9597 } 9598 return true; 9599 } 9600 9601 @Override 9602 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9603 return new PackageParser.ProviderIntentInfo[size]; 9604 } 9605 9606 @Override 9607 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9608 if (!sUserManager.exists(userId)) 9609 return true; 9610 PackageParser.Package p = filter.provider.owner; 9611 if (p != null) { 9612 PackageSetting ps = (PackageSetting) p.mExtras; 9613 if (ps != null) { 9614 // System apps are never considered stopped for purposes of 9615 // filtering, because there may be no way for the user to 9616 // actually re-launch them. 9617 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9618 && ps.getStopped(userId); 9619 } 9620 } 9621 return false; 9622 } 9623 9624 @Override 9625 protected boolean isPackageForFilter(String packageName, 9626 PackageParser.ProviderIntentInfo info) { 9627 return packageName.equals(info.provider.owner.packageName); 9628 } 9629 9630 @Override 9631 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9632 int match, int userId) { 9633 if (!sUserManager.exists(userId)) 9634 return null; 9635 final PackageParser.ProviderIntentInfo info = filter; 9636 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9637 return null; 9638 } 9639 final PackageParser.Provider provider = info.provider; 9640 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9641 if (ps == null) { 9642 return null; 9643 } 9644 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9645 ps.readUserState(userId), userId); 9646 if (pi == null) { 9647 return null; 9648 } 9649 final ResolveInfo res = new ResolveInfo(); 9650 res.providerInfo = pi; 9651 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9652 res.filter = filter; 9653 } 9654 res.priority = info.getPriority(); 9655 res.preferredOrder = provider.owner.mPreferredOrder; 9656 res.match = match; 9657 res.isDefault = info.hasDefault; 9658 res.labelRes = info.labelRes; 9659 res.nonLocalizedLabel = info.nonLocalizedLabel; 9660 res.icon = info.icon; 9661 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9662 return res; 9663 } 9664 9665 @Override 9666 protected void sortResults(List<ResolveInfo> results) { 9667 Collections.sort(results, mResolvePrioritySorter); 9668 } 9669 9670 @Override 9671 protected void dumpFilter(PrintWriter out, String prefix, 9672 PackageParser.ProviderIntentInfo filter) { 9673 out.print(prefix); 9674 out.print( 9675 Integer.toHexString(System.identityHashCode(filter.provider))); 9676 out.print(' '); 9677 filter.provider.printComponentShortName(out); 9678 out.print(" filter "); 9679 out.println(Integer.toHexString(System.identityHashCode(filter))); 9680 } 9681 9682 @Override 9683 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9684 return filter.provider; 9685 } 9686 9687 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9688 PackageParser.Provider provider = (PackageParser.Provider)label; 9689 out.print(prefix); out.print( 9690 Integer.toHexString(System.identityHashCode(provider))); 9691 out.print(' '); 9692 provider.printComponentShortName(out); 9693 if (count > 1) { 9694 out.print(" ("); out.print(count); out.print(" filters)"); 9695 } 9696 out.println(); 9697 } 9698 9699 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9700 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9701 private int mFlags; 9702 } 9703 9704 private static final class EphemeralIntentResolver 9705 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9706 @Override 9707 protected EphemeralResolveIntentInfo[] newArray(int size) { 9708 return new EphemeralResolveIntentInfo[size]; 9709 } 9710 9711 @Override 9712 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9713 return true; 9714 } 9715 9716 @Override 9717 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9718 int userId) { 9719 if (!sUserManager.exists(userId)) { 9720 return null; 9721 } 9722 return info.getEphemeralResolveInfo(); 9723 } 9724 } 9725 9726 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9727 new Comparator<ResolveInfo>() { 9728 public int compare(ResolveInfo r1, ResolveInfo r2) { 9729 int v1 = r1.priority; 9730 int v2 = r2.priority; 9731 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9732 if (v1 != v2) { 9733 return (v1 > v2) ? -1 : 1; 9734 } 9735 v1 = r1.preferredOrder; 9736 v2 = r2.preferredOrder; 9737 if (v1 != v2) { 9738 return (v1 > v2) ? -1 : 1; 9739 } 9740 if (r1.isDefault != r2.isDefault) { 9741 return r1.isDefault ? -1 : 1; 9742 } 9743 v1 = r1.match; 9744 v2 = r2.match; 9745 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9746 if (v1 != v2) { 9747 return (v1 > v2) ? -1 : 1; 9748 } 9749 if (r1.system != r2.system) { 9750 return r1.system ? -1 : 1; 9751 } 9752 if (r1.activityInfo != null) { 9753 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9754 } 9755 if (r1.serviceInfo != null) { 9756 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9757 } 9758 if (r1.providerInfo != null) { 9759 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9760 } 9761 return 0; 9762 } 9763 }; 9764 9765 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9766 new Comparator<ProviderInfo>() { 9767 public int compare(ProviderInfo p1, ProviderInfo p2) { 9768 final int v1 = p1.initOrder; 9769 final int v2 = p2.initOrder; 9770 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9771 } 9772 }; 9773 9774 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9775 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9776 final int[] userIds) { 9777 mHandler.post(new Runnable() { 9778 @Override 9779 public void run() { 9780 try { 9781 final IActivityManager am = ActivityManagerNative.getDefault(); 9782 if (am == null) return; 9783 final int[] resolvedUserIds; 9784 if (userIds == null) { 9785 resolvedUserIds = am.getRunningUserIds(); 9786 } else { 9787 resolvedUserIds = userIds; 9788 } 9789 for (int id : resolvedUserIds) { 9790 final Intent intent = new Intent(action, 9791 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9792 if (extras != null) { 9793 intent.putExtras(extras); 9794 } 9795 if (targetPkg != null) { 9796 intent.setPackage(targetPkg); 9797 } 9798 // Modify the UID when posting to other users 9799 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9800 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9801 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9802 intent.putExtra(Intent.EXTRA_UID, uid); 9803 } 9804 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9805 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9806 if (DEBUG_BROADCASTS) { 9807 RuntimeException here = new RuntimeException("here"); 9808 here.fillInStackTrace(); 9809 Slog.d(TAG, "Sending to user " + id + ": " 9810 + intent.toShortString(false, true, false, false) 9811 + " " + intent.getExtras(), here); 9812 } 9813 am.broadcastIntent(null, intent, null, finishedReceiver, 9814 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9815 null, finishedReceiver != null, false, id); 9816 } 9817 } catch (RemoteException ex) { 9818 } 9819 } 9820 }); 9821 } 9822 9823 /** 9824 * Check if the external storage media is available. This is true if there 9825 * is a mounted external storage medium or if the external storage is 9826 * emulated. 9827 */ 9828 private boolean isExternalMediaAvailable() { 9829 return mMediaMounted || Environment.isExternalStorageEmulated(); 9830 } 9831 9832 @Override 9833 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9834 // writer 9835 synchronized (mPackages) { 9836 if (!isExternalMediaAvailable()) { 9837 // If the external storage is no longer mounted at this point, 9838 // the caller may not have been able to delete all of this 9839 // packages files and can not delete any more. Bail. 9840 return null; 9841 } 9842 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9843 if (lastPackage != null) { 9844 pkgs.remove(lastPackage); 9845 } 9846 if (pkgs.size() > 0) { 9847 return pkgs.get(0); 9848 } 9849 } 9850 return null; 9851 } 9852 9853 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9854 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9855 userId, andCode ? 1 : 0, packageName); 9856 if (mSystemReady) { 9857 msg.sendToTarget(); 9858 } else { 9859 if (mPostSystemReadyMessages == null) { 9860 mPostSystemReadyMessages = new ArrayList<>(); 9861 } 9862 mPostSystemReadyMessages.add(msg); 9863 } 9864 } 9865 9866 void startCleaningPackages() { 9867 // reader 9868 synchronized (mPackages) { 9869 if (!isExternalMediaAvailable()) { 9870 return; 9871 } 9872 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9873 return; 9874 } 9875 } 9876 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9877 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9878 IActivityManager am = ActivityManagerNative.getDefault(); 9879 if (am != null) { 9880 try { 9881 am.startService(null, intent, null, mContext.getOpPackageName(), 9882 UserHandle.USER_SYSTEM); 9883 } catch (RemoteException e) { 9884 } 9885 } 9886 } 9887 9888 @Override 9889 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9890 int installFlags, String installerPackageName, VerificationParams verificationParams, 9891 String packageAbiOverride) { 9892 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9893 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9894 } 9895 9896 @Override 9897 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9898 int installFlags, String installerPackageName, VerificationParams verificationParams, 9899 String packageAbiOverride, int userId) { 9900 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9901 9902 final int callingUid = Binder.getCallingUid(); 9903 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9904 9905 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9906 try { 9907 if (observer != null) { 9908 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9909 } 9910 } catch (RemoteException re) { 9911 } 9912 return; 9913 } 9914 9915 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9916 installFlags |= PackageManager.INSTALL_FROM_ADB; 9917 9918 } else { 9919 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9920 // about installerPackageName. 9921 9922 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9923 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9924 } 9925 9926 UserHandle user; 9927 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9928 user = UserHandle.ALL; 9929 } else { 9930 user = new UserHandle(userId); 9931 } 9932 9933 // Only system components can circumvent runtime permissions when installing. 9934 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9935 && mContext.checkCallingOrSelfPermission(Manifest.permission 9936 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9937 throw new SecurityException("You need the " 9938 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9939 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9940 } 9941 9942 verificationParams.setInstallerUid(callingUid); 9943 9944 final File originFile = new File(originPath); 9945 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9946 9947 final Message msg = mHandler.obtainMessage(INIT_COPY); 9948 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9949 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9950 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9951 msg.obj = params; 9952 9953 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9954 System.identityHashCode(msg.obj)); 9955 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9956 System.identityHashCode(msg.obj)); 9957 9958 mHandler.sendMessage(msg); 9959 } 9960 9961 void installStage(String packageName, File stagedDir, String stagedCid, 9962 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9963 String installerPackageName, int installerUid, UserHandle user) { 9964 if (DEBUG_EPHEMERAL) { 9965 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 9966 Slog.d(TAG, "Ephemeral install of " + packageName); 9967 } 9968 } 9969 final VerificationParams verifParams = new VerificationParams( 9970 null, sessionParams.originatingUri, sessionParams.referrerUri, 9971 sessionParams.originatingUid); 9972 verifParams.setInstallerUid(installerUid); 9973 9974 final OriginInfo origin; 9975 if (stagedDir != null) { 9976 origin = OriginInfo.fromStagedFile(stagedDir); 9977 } else { 9978 origin = OriginInfo.fromStagedContainer(stagedCid); 9979 } 9980 9981 final Message msg = mHandler.obtainMessage(INIT_COPY); 9982 final InstallParams params = new InstallParams(origin, null, observer, 9983 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9984 verifParams, user, sessionParams.abiOverride, 9985 sessionParams.grantedRuntimePermissions); 9986 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9987 msg.obj = params; 9988 9989 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9990 System.identityHashCode(msg.obj)); 9991 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9992 System.identityHashCode(msg.obj)); 9993 9994 mHandler.sendMessage(msg); 9995 } 9996 9997 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9998 Bundle extras = new Bundle(1); 9999 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10000 10001 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10002 packageName, extras, 0, null, null, new int[] {userId}); 10003 try { 10004 IActivityManager am = ActivityManagerNative.getDefault(); 10005 final boolean isSystem = 10006 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10007 if (isSystem && am.isUserRunning(userId, 0)) { 10008 // The just-installed/enabled app is bundled on the system, so presumed 10009 // to be able to run automatically without needing an explicit launch. 10010 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10011 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10012 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10013 .setPackage(packageName); 10014 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10015 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10016 } 10017 } catch (RemoteException e) { 10018 // shouldn't happen 10019 Slog.w(TAG, "Unable to bootstrap installed package", e); 10020 } 10021 } 10022 10023 @Override 10024 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10025 int userId) { 10026 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10027 PackageSetting pkgSetting; 10028 final int uid = Binder.getCallingUid(); 10029 enforceCrossUserPermission(uid, userId, true, true, 10030 "setApplicationHiddenSetting for user " + userId); 10031 10032 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10033 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10034 return false; 10035 } 10036 10037 long callingId = Binder.clearCallingIdentity(); 10038 try { 10039 boolean sendAdded = false; 10040 boolean sendRemoved = false; 10041 // writer 10042 synchronized (mPackages) { 10043 pkgSetting = mSettings.mPackages.get(packageName); 10044 if (pkgSetting == null) { 10045 return false; 10046 } 10047 if (pkgSetting.getHidden(userId) != hidden) { 10048 pkgSetting.setHidden(hidden, userId); 10049 mSettings.writePackageRestrictionsLPr(userId); 10050 if (hidden) { 10051 sendRemoved = true; 10052 } else { 10053 sendAdded = true; 10054 } 10055 } 10056 } 10057 if (sendAdded) { 10058 sendPackageAddedForUser(packageName, pkgSetting, userId); 10059 return true; 10060 } 10061 if (sendRemoved) { 10062 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10063 "hiding pkg"); 10064 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10065 return true; 10066 } 10067 } finally { 10068 Binder.restoreCallingIdentity(callingId); 10069 } 10070 return false; 10071 } 10072 10073 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10074 int userId) { 10075 final PackageRemovedInfo info = new PackageRemovedInfo(); 10076 info.removedPackage = packageName; 10077 info.removedUsers = new int[] {userId}; 10078 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10079 info.sendBroadcast(false, false, false); 10080 } 10081 10082 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10083 if (pkgList.length > 0) { 10084 Bundle extras = new Bundle(1); 10085 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10086 10087 sendPackageBroadcast( 10088 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10089 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10090 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10091 new int[] {userId}); 10092 } 10093 } 10094 10095 /** 10096 * Returns true if application is not found or there was an error. Otherwise it returns 10097 * the hidden state of the package for the given user. 10098 */ 10099 @Override 10100 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10101 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10102 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10103 false, "getApplicationHidden for user " + userId); 10104 PackageSetting pkgSetting; 10105 long callingId = Binder.clearCallingIdentity(); 10106 try { 10107 // writer 10108 synchronized (mPackages) { 10109 pkgSetting = mSettings.mPackages.get(packageName); 10110 if (pkgSetting == null) { 10111 return true; 10112 } 10113 return pkgSetting.getHidden(userId); 10114 } 10115 } finally { 10116 Binder.restoreCallingIdentity(callingId); 10117 } 10118 } 10119 10120 /** 10121 * @hide 10122 */ 10123 @Override 10124 public int installExistingPackageAsUser(String packageName, int userId) { 10125 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10126 null); 10127 PackageSetting pkgSetting; 10128 final int uid = Binder.getCallingUid(); 10129 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10130 + userId); 10131 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10132 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10133 } 10134 10135 long callingId = Binder.clearCallingIdentity(); 10136 try { 10137 boolean installed = false; 10138 10139 // writer 10140 synchronized (mPackages) { 10141 pkgSetting = mSettings.mPackages.get(packageName); 10142 if (pkgSetting == null) { 10143 return PackageManager.INSTALL_FAILED_INVALID_URI; 10144 } 10145 if (!pkgSetting.getInstalled(userId)) { 10146 pkgSetting.setInstalled(true, userId); 10147 pkgSetting.setHidden(false, userId); 10148 mSettings.writePackageRestrictionsLPr(userId); 10149 if (pkgSetting.pkg != null) { 10150 prepareAppDataAfterInstall(pkgSetting.pkg); 10151 } 10152 installed = true; 10153 } 10154 } 10155 10156 if (installed) { 10157 sendPackageAddedForUser(packageName, pkgSetting, userId); 10158 } 10159 } finally { 10160 Binder.restoreCallingIdentity(callingId); 10161 } 10162 10163 return PackageManager.INSTALL_SUCCEEDED; 10164 } 10165 10166 boolean isUserRestricted(int userId, String restrictionKey) { 10167 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10168 if (restrictions.getBoolean(restrictionKey, false)) { 10169 Log.w(TAG, "User is restricted: " + restrictionKey); 10170 return true; 10171 } 10172 return false; 10173 } 10174 10175 @Override 10176 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10177 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10178 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10179 "setPackageSuspended for user " + userId); 10180 10181 long callingId = Binder.clearCallingIdentity(); 10182 try { 10183 boolean changed = false; 10184 boolean success = false; 10185 synchronized (mPackages) { 10186 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10187 if (pkgSetting != null) { 10188 if (pkgSetting.getSuspended(userId) != suspended) { 10189 pkgSetting.setSuspended(suspended, userId); 10190 mSettings.writePackageRestrictionsLPr(userId); 10191 changed = true; 10192 } 10193 success = true; 10194 } 10195 } 10196 10197 if (changed) { 10198 // TODO: 10199 // * maybe kill application if suspended 10200 // * hide suspended app from recents 10201 sendPackagesSuspendedForUser(new String[]{packageName}, userId, suspended); 10202 } 10203 return success; 10204 } finally { 10205 Binder.restoreCallingIdentity(callingId); 10206 } 10207 } 10208 10209 @Override 10210 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10211 mContext.enforceCallingOrSelfPermission( 10212 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10213 "Only package verification agents can verify applications"); 10214 10215 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10216 final PackageVerificationResponse response = new PackageVerificationResponse( 10217 verificationCode, Binder.getCallingUid()); 10218 msg.arg1 = id; 10219 msg.obj = response; 10220 mHandler.sendMessage(msg); 10221 } 10222 10223 @Override 10224 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10225 long millisecondsToDelay) { 10226 mContext.enforceCallingOrSelfPermission( 10227 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10228 "Only package verification agents can extend verification timeouts"); 10229 10230 final PackageVerificationState state = mPendingVerification.get(id); 10231 final PackageVerificationResponse response = new PackageVerificationResponse( 10232 verificationCodeAtTimeout, Binder.getCallingUid()); 10233 10234 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10235 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10236 } 10237 if (millisecondsToDelay < 0) { 10238 millisecondsToDelay = 0; 10239 } 10240 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10241 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10242 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10243 } 10244 10245 if ((state != null) && !state.timeoutExtended()) { 10246 state.extendTimeout(); 10247 10248 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10249 msg.arg1 = id; 10250 msg.obj = response; 10251 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10252 } 10253 } 10254 10255 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10256 int verificationCode, UserHandle user) { 10257 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10258 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10259 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10260 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10261 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10262 10263 mContext.sendBroadcastAsUser(intent, user, 10264 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10265 } 10266 10267 private ComponentName matchComponentForVerifier(String packageName, 10268 List<ResolveInfo> receivers) { 10269 ActivityInfo targetReceiver = null; 10270 10271 final int NR = receivers.size(); 10272 for (int i = 0; i < NR; i++) { 10273 final ResolveInfo info = receivers.get(i); 10274 if (info.activityInfo == null) { 10275 continue; 10276 } 10277 10278 if (packageName.equals(info.activityInfo.packageName)) { 10279 targetReceiver = info.activityInfo; 10280 break; 10281 } 10282 } 10283 10284 if (targetReceiver == null) { 10285 return null; 10286 } 10287 10288 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10289 } 10290 10291 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10292 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10293 if (pkgInfo.verifiers.length == 0) { 10294 return null; 10295 } 10296 10297 final int N = pkgInfo.verifiers.length; 10298 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10299 for (int i = 0; i < N; i++) { 10300 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10301 10302 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10303 receivers); 10304 if (comp == null) { 10305 continue; 10306 } 10307 10308 final int verifierUid = getUidForVerifier(verifierInfo); 10309 if (verifierUid == -1) { 10310 continue; 10311 } 10312 10313 if (DEBUG_VERIFY) { 10314 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10315 + " with the correct signature"); 10316 } 10317 sufficientVerifiers.add(comp); 10318 verificationState.addSufficientVerifier(verifierUid); 10319 } 10320 10321 return sufficientVerifiers; 10322 } 10323 10324 private int getUidForVerifier(VerifierInfo verifierInfo) { 10325 synchronized (mPackages) { 10326 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10327 if (pkg == null) { 10328 return -1; 10329 } else if (pkg.mSignatures.length != 1) { 10330 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10331 + " has more than one signature; ignoring"); 10332 return -1; 10333 } 10334 10335 /* 10336 * If the public key of the package's signature does not match 10337 * our expected public key, then this is a different package and 10338 * we should skip. 10339 */ 10340 10341 final byte[] expectedPublicKey; 10342 try { 10343 final Signature verifierSig = pkg.mSignatures[0]; 10344 final PublicKey publicKey = verifierSig.getPublicKey(); 10345 expectedPublicKey = publicKey.getEncoded(); 10346 } catch (CertificateException e) { 10347 return -1; 10348 } 10349 10350 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10351 10352 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10353 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10354 + " does not have the expected public key; ignoring"); 10355 return -1; 10356 } 10357 10358 return pkg.applicationInfo.uid; 10359 } 10360 } 10361 10362 @Override 10363 public void finishPackageInstall(int token) { 10364 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10365 10366 if (DEBUG_INSTALL) { 10367 Slog.v(TAG, "BM finishing package install for " + token); 10368 } 10369 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10370 10371 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10372 mHandler.sendMessage(msg); 10373 } 10374 10375 /** 10376 * Get the verification agent timeout. 10377 * 10378 * @return verification timeout in milliseconds 10379 */ 10380 private long getVerificationTimeout() { 10381 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10382 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10383 DEFAULT_VERIFICATION_TIMEOUT); 10384 } 10385 10386 /** 10387 * Get the default verification agent response code. 10388 * 10389 * @return default verification response code 10390 */ 10391 private int getDefaultVerificationResponse() { 10392 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10393 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10394 DEFAULT_VERIFICATION_RESPONSE); 10395 } 10396 10397 /** 10398 * Check whether or not package verification has been enabled. 10399 * 10400 * @return true if verification should be performed 10401 */ 10402 private boolean isVerificationEnabled(int userId, int installFlags) { 10403 if (!DEFAULT_VERIFY_ENABLE) { 10404 return false; 10405 } 10406 // Ephemeral apps don't get the full verification treatment 10407 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10408 if (DEBUG_EPHEMERAL) { 10409 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10410 } 10411 return false; 10412 } 10413 10414 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10415 10416 // Check if installing from ADB 10417 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10418 // Do not run verification in a test harness environment 10419 if (ActivityManager.isRunningInTestHarness()) { 10420 return false; 10421 } 10422 if (ensureVerifyAppsEnabled) { 10423 return true; 10424 } 10425 // Check if the developer does not want package verification for ADB installs 10426 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10427 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10428 return false; 10429 } 10430 } 10431 10432 if (ensureVerifyAppsEnabled) { 10433 return true; 10434 } 10435 10436 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10437 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10438 } 10439 10440 @Override 10441 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10442 throws RemoteException { 10443 mContext.enforceCallingOrSelfPermission( 10444 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10445 "Only intentfilter verification agents can verify applications"); 10446 10447 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10448 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10449 Binder.getCallingUid(), verificationCode, failedDomains); 10450 msg.arg1 = id; 10451 msg.obj = response; 10452 mHandler.sendMessage(msg); 10453 } 10454 10455 @Override 10456 public int getIntentVerificationStatus(String packageName, int userId) { 10457 synchronized (mPackages) { 10458 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10459 } 10460 } 10461 10462 @Override 10463 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10464 mContext.enforceCallingOrSelfPermission( 10465 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10466 10467 boolean result = false; 10468 synchronized (mPackages) { 10469 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10470 } 10471 if (result) { 10472 scheduleWritePackageRestrictionsLocked(userId); 10473 } 10474 return result; 10475 } 10476 10477 @Override 10478 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10479 synchronized (mPackages) { 10480 return mSettings.getIntentFilterVerificationsLPr(packageName); 10481 } 10482 } 10483 10484 @Override 10485 public List<IntentFilter> getAllIntentFilters(String packageName) { 10486 if (TextUtils.isEmpty(packageName)) { 10487 return Collections.<IntentFilter>emptyList(); 10488 } 10489 synchronized (mPackages) { 10490 PackageParser.Package pkg = mPackages.get(packageName); 10491 if (pkg == null || pkg.activities == null) { 10492 return Collections.<IntentFilter>emptyList(); 10493 } 10494 final int count = pkg.activities.size(); 10495 ArrayList<IntentFilter> result = new ArrayList<>(); 10496 for (int n=0; n<count; n++) { 10497 PackageParser.Activity activity = pkg.activities.get(n); 10498 if (activity.intents != null && activity.intents.size() > 0) { 10499 result.addAll(activity.intents); 10500 } 10501 } 10502 return result; 10503 } 10504 } 10505 10506 @Override 10507 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10508 mContext.enforceCallingOrSelfPermission( 10509 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10510 10511 synchronized (mPackages) { 10512 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10513 if (packageName != null) { 10514 result |= updateIntentVerificationStatus(packageName, 10515 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10516 userId); 10517 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10518 packageName, userId); 10519 } 10520 return result; 10521 } 10522 } 10523 10524 @Override 10525 public String getDefaultBrowserPackageName(int userId) { 10526 synchronized (mPackages) { 10527 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10528 } 10529 } 10530 10531 /** 10532 * Get the "allow unknown sources" setting. 10533 * 10534 * @return the current "allow unknown sources" setting 10535 */ 10536 private int getUnknownSourcesSettings() { 10537 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10538 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10539 -1); 10540 } 10541 10542 @Override 10543 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10544 final int uid = Binder.getCallingUid(); 10545 // writer 10546 synchronized (mPackages) { 10547 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10548 if (targetPackageSetting == null) { 10549 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10550 } 10551 10552 PackageSetting installerPackageSetting; 10553 if (installerPackageName != null) { 10554 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10555 if (installerPackageSetting == null) { 10556 throw new IllegalArgumentException("Unknown installer package: " 10557 + installerPackageName); 10558 } 10559 } else { 10560 installerPackageSetting = null; 10561 } 10562 10563 Signature[] callerSignature; 10564 Object obj = mSettings.getUserIdLPr(uid); 10565 if (obj != null) { 10566 if (obj instanceof SharedUserSetting) { 10567 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10568 } else if (obj instanceof PackageSetting) { 10569 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10570 } else { 10571 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10572 } 10573 } else { 10574 throw new SecurityException("Unknown calling UID: " + uid); 10575 } 10576 10577 // Verify: can't set installerPackageName to a package that is 10578 // not signed with the same cert as the caller. 10579 if (installerPackageSetting != null) { 10580 if (compareSignatures(callerSignature, 10581 installerPackageSetting.signatures.mSignatures) 10582 != PackageManager.SIGNATURE_MATCH) { 10583 throw new SecurityException( 10584 "Caller does not have same cert as new installer package " 10585 + installerPackageName); 10586 } 10587 } 10588 10589 // Verify: if target already has an installer package, it must 10590 // be signed with the same cert as the caller. 10591 if (targetPackageSetting.installerPackageName != null) { 10592 PackageSetting setting = mSettings.mPackages.get( 10593 targetPackageSetting.installerPackageName); 10594 // If the currently set package isn't valid, then it's always 10595 // okay to change it. 10596 if (setting != null) { 10597 if (compareSignatures(callerSignature, 10598 setting.signatures.mSignatures) 10599 != PackageManager.SIGNATURE_MATCH) { 10600 throw new SecurityException( 10601 "Caller does not have same cert as old installer package " 10602 + targetPackageSetting.installerPackageName); 10603 } 10604 } 10605 } 10606 10607 // Okay! 10608 targetPackageSetting.installerPackageName = installerPackageName; 10609 scheduleWriteSettingsLocked(); 10610 } 10611 } 10612 10613 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10614 // Queue up an async operation since the package installation may take a little while. 10615 mHandler.post(new Runnable() { 10616 public void run() { 10617 mHandler.removeCallbacks(this); 10618 // Result object to be returned 10619 PackageInstalledInfo res = new PackageInstalledInfo(); 10620 res.returnCode = currentStatus; 10621 res.uid = -1; 10622 res.pkg = null; 10623 res.removedInfo = new PackageRemovedInfo(); 10624 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10625 args.doPreInstall(res.returnCode); 10626 synchronized (mInstallLock) { 10627 installPackageTracedLI(args, res); 10628 } 10629 args.doPostInstall(res.returnCode, res.uid); 10630 } 10631 10632 // A restore should be performed at this point if (a) the install 10633 // succeeded, (b) the operation is not an update, and (c) the new 10634 // package has not opted out of backup participation. 10635 final boolean update = res.removedInfo.removedPackage != null; 10636 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10637 boolean doRestore = !update 10638 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10639 10640 // Set up the post-install work request bookkeeping. This will be used 10641 // and cleaned up by the post-install event handling regardless of whether 10642 // there's a restore pass performed. Token values are >= 1. 10643 int token; 10644 if (mNextInstallToken < 0) mNextInstallToken = 1; 10645 token = mNextInstallToken++; 10646 10647 PostInstallData data = new PostInstallData(args, res); 10648 mRunningInstalls.put(token, data); 10649 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10650 10651 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10652 // Pass responsibility to the Backup Manager. It will perform a 10653 // restore if appropriate, then pass responsibility back to the 10654 // Package Manager to run the post-install observer callbacks 10655 // and broadcasts. 10656 IBackupManager bm = IBackupManager.Stub.asInterface( 10657 ServiceManager.getService(Context.BACKUP_SERVICE)); 10658 if (bm != null) { 10659 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10660 + " to BM for possible restore"); 10661 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10662 try { 10663 // TODO: http://b/22388012 10664 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10665 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10666 } else { 10667 doRestore = false; 10668 } 10669 } catch (RemoteException e) { 10670 // can't happen; the backup manager is local 10671 } catch (Exception e) { 10672 Slog.e(TAG, "Exception trying to enqueue restore", e); 10673 doRestore = false; 10674 } 10675 } else { 10676 Slog.e(TAG, "Backup Manager not found!"); 10677 doRestore = false; 10678 } 10679 } 10680 10681 if (!doRestore) { 10682 // No restore possible, or the Backup Manager was mysteriously not 10683 // available -- just fire the post-install work request directly. 10684 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10685 10686 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10687 10688 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10689 mHandler.sendMessage(msg); 10690 } 10691 } 10692 }); 10693 } 10694 10695 private abstract class HandlerParams { 10696 private static final int MAX_RETRIES = 4; 10697 10698 /** 10699 * Number of times startCopy() has been attempted and had a non-fatal 10700 * error. 10701 */ 10702 private int mRetries = 0; 10703 10704 /** User handle for the user requesting the information or installation. */ 10705 private final UserHandle mUser; 10706 String traceMethod; 10707 int traceCookie; 10708 10709 HandlerParams(UserHandle user) { 10710 mUser = user; 10711 } 10712 10713 UserHandle getUser() { 10714 return mUser; 10715 } 10716 10717 HandlerParams setTraceMethod(String traceMethod) { 10718 this.traceMethod = traceMethod; 10719 return this; 10720 } 10721 10722 HandlerParams setTraceCookie(int traceCookie) { 10723 this.traceCookie = traceCookie; 10724 return this; 10725 } 10726 10727 final boolean startCopy() { 10728 boolean res; 10729 try { 10730 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10731 10732 if (++mRetries > MAX_RETRIES) { 10733 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10734 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10735 handleServiceError(); 10736 return false; 10737 } else { 10738 handleStartCopy(); 10739 res = true; 10740 } 10741 } catch (RemoteException e) { 10742 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10743 mHandler.sendEmptyMessage(MCS_RECONNECT); 10744 res = false; 10745 } 10746 handleReturnCode(); 10747 return res; 10748 } 10749 10750 final void serviceError() { 10751 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10752 handleServiceError(); 10753 handleReturnCode(); 10754 } 10755 10756 abstract void handleStartCopy() throws RemoteException; 10757 abstract void handleServiceError(); 10758 abstract void handleReturnCode(); 10759 } 10760 10761 class MeasureParams extends HandlerParams { 10762 private final PackageStats mStats; 10763 private boolean mSuccess; 10764 10765 private final IPackageStatsObserver mObserver; 10766 10767 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10768 super(new UserHandle(stats.userHandle)); 10769 mObserver = observer; 10770 mStats = stats; 10771 } 10772 10773 @Override 10774 public String toString() { 10775 return "MeasureParams{" 10776 + Integer.toHexString(System.identityHashCode(this)) 10777 + " " + mStats.packageName + "}"; 10778 } 10779 10780 @Override 10781 void handleStartCopy() throws RemoteException { 10782 synchronized (mInstallLock) { 10783 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10784 } 10785 10786 if (mSuccess) { 10787 final boolean mounted; 10788 if (Environment.isExternalStorageEmulated()) { 10789 mounted = true; 10790 } else { 10791 final String status = Environment.getExternalStorageState(); 10792 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10793 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10794 } 10795 10796 if (mounted) { 10797 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10798 10799 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10800 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10801 10802 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10803 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10804 10805 // Always subtract cache size, since it's a subdirectory 10806 mStats.externalDataSize -= mStats.externalCacheSize; 10807 10808 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10809 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10810 10811 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10812 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10813 } 10814 } 10815 } 10816 10817 @Override 10818 void handleReturnCode() { 10819 if (mObserver != null) { 10820 try { 10821 mObserver.onGetStatsCompleted(mStats, mSuccess); 10822 } catch (RemoteException e) { 10823 Slog.i(TAG, "Observer no longer exists."); 10824 } 10825 } 10826 } 10827 10828 @Override 10829 void handleServiceError() { 10830 Slog.e(TAG, "Could not measure application " + mStats.packageName 10831 + " external storage"); 10832 } 10833 } 10834 10835 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10836 throws RemoteException { 10837 long result = 0; 10838 for (File path : paths) { 10839 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10840 } 10841 return result; 10842 } 10843 10844 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10845 for (File path : paths) { 10846 try { 10847 mcs.clearDirectory(path.getAbsolutePath()); 10848 } catch (RemoteException e) { 10849 } 10850 } 10851 } 10852 10853 static class OriginInfo { 10854 /** 10855 * Location where install is coming from, before it has been 10856 * copied/renamed into place. This could be a single monolithic APK 10857 * file, or a cluster directory. This location may be untrusted. 10858 */ 10859 final File file; 10860 final String cid; 10861 10862 /** 10863 * Flag indicating that {@link #file} or {@link #cid} has already been 10864 * staged, meaning downstream users don't need to defensively copy the 10865 * contents. 10866 */ 10867 final boolean staged; 10868 10869 /** 10870 * Flag indicating that {@link #file} or {@link #cid} is an already 10871 * installed app that is being moved. 10872 */ 10873 final boolean existing; 10874 10875 final String resolvedPath; 10876 final File resolvedFile; 10877 10878 static OriginInfo fromNothing() { 10879 return new OriginInfo(null, null, false, false); 10880 } 10881 10882 static OriginInfo fromUntrustedFile(File file) { 10883 return new OriginInfo(file, null, false, false); 10884 } 10885 10886 static OriginInfo fromExistingFile(File file) { 10887 return new OriginInfo(file, null, false, true); 10888 } 10889 10890 static OriginInfo fromStagedFile(File file) { 10891 return new OriginInfo(file, null, true, false); 10892 } 10893 10894 static OriginInfo fromStagedContainer(String cid) { 10895 return new OriginInfo(null, cid, true, false); 10896 } 10897 10898 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10899 this.file = file; 10900 this.cid = cid; 10901 this.staged = staged; 10902 this.existing = existing; 10903 10904 if (cid != null) { 10905 resolvedPath = PackageHelper.getSdDir(cid); 10906 resolvedFile = new File(resolvedPath); 10907 } else if (file != null) { 10908 resolvedPath = file.getAbsolutePath(); 10909 resolvedFile = file; 10910 } else { 10911 resolvedPath = null; 10912 resolvedFile = null; 10913 } 10914 } 10915 } 10916 10917 static class MoveInfo { 10918 final int moveId; 10919 final String fromUuid; 10920 final String toUuid; 10921 final String packageName; 10922 final String dataAppName; 10923 final int appId; 10924 final String seinfo; 10925 final int targetSdkVersion; 10926 10927 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10928 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 10929 this.moveId = moveId; 10930 this.fromUuid = fromUuid; 10931 this.toUuid = toUuid; 10932 this.packageName = packageName; 10933 this.dataAppName = dataAppName; 10934 this.appId = appId; 10935 this.seinfo = seinfo; 10936 this.targetSdkVersion = targetSdkVersion; 10937 } 10938 } 10939 10940 class InstallParams extends HandlerParams { 10941 final OriginInfo origin; 10942 final MoveInfo move; 10943 final IPackageInstallObserver2 observer; 10944 int installFlags; 10945 final String installerPackageName; 10946 final String volumeUuid; 10947 final VerificationParams verificationParams; 10948 private InstallArgs mArgs; 10949 private int mRet; 10950 final String packageAbiOverride; 10951 final String[] grantedRuntimePermissions; 10952 10953 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10954 int installFlags, String installerPackageName, String volumeUuid, 10955 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10956 String[] grantedPermissions) { 10957 super(user); 10958 this.origin = origin; 10959 this.move = move; 10960 this.observer = observer; 10961 this.installFlags = installFlags; 10962 this.installerPackageName = installerPackageName; 10963 this.volumeUuid = volumeUuid; 10964 this.verificationParams = verificationParams; 10965 this.packageAbiOverride = packageAbiOverride; 10966 this.grantedRuntimePermissions = grantedPermissions; 10967 } 10968 10969 @Override 10970 public String toString() { 10971 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10972 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10973 } 10974 10975 private int installLocationPolicy(PackageInfoLite pkgLite) { 10976 String packageName = pkgLite.packageName; 10977 int installLocation = pkgLite.installLocation; 10978 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10979 // reader 10980 synchronized (mPackages) { 10981 PackageParser.Package pkg = mPackages.get(packageName); 10982 if (pkg != null) { 10983 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10984 // Check for downgrading. 10985 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10986 try { 10987 checkDowngrade(pkg, pkgLite); 10988 } catch (PackageManagerException e) { 10989 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10990 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10991 } 10992 } 10993 // Check for updated system application. 10994 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10995 if (onSd) { 10996 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10997 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10998 } 10999 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11000 } else { 11001 if (onSd) { 11002 // Install flag overrides everything. 11003 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11004 } 11005 // If current upgrade specifies particular preference 11006 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11007 // Application explicitly specified internal. 11008 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11009 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11010 // App explictly prefers external. Let policy decide 11011 } else { 11012 // Prefer previous location 11013 if (isExternal(pkg)) { 11014 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11015 } 11016 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11017 } 11018 } 11019 } else { 11020 // Invalid install. Return error code 11021 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11022 } 11023 } 11024 } 11025 // All the special cases have been taken care of. 11026 // Return result based on recommended install location. 11027 if (onSd) { 11028 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11029 } 11030 return pkgLite.recommendedInstallLocation; 11031 } 11032 11033 /* 11034 * Invoke remote method to get package information and install 11035 * location values. Override install location based on default 11036 * policy if needed and then create install arguments based 11037 * on the install location. 11038 */ 11039 public void handleStartCopy() throws RemoteException { 11040 int ret = PackageManager.INSTALL_SUCCEEDED; 11041 11042 // If we're already staged, we've firmly committed to an install location 11043 if (origin.staged) { 11044 if (origin.file != null) { 11045 installFlags |= PackageManager.INSTALL_INTERNAL; 11046 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11047 } else if (origin.cid != null) { 11048 installFlags |= PackageManager.INSTALL_EXTERNAL; 11049 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11050 } else { 11051 throw new IllegalStateException("Invalid stage location"); 11052 } 11053 } 11054 11055 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11056 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11057 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11058 PackageInfoLite pkgLite = null; 11059 11060 if (onInt && onSd) { 11061 // Check if both bits are set. 11062 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11063 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11064 } else if (onSd && ephemeral) { 11065 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11066 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11067 } else { 11068 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11069 packageAbiOverride); 11070 11071 if (DEBUG_EPHEMERAL && ephemeral) { 11072 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11073 } 11074 11075 /* 11076 * If we have too little free space, try to free cache 11077 * before giving up. 11078 */ 11079 if (!origin.staged && pkgLite.recommendedInstallLocation 11080 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11081 // TODO: focus freeing disk space on the target device 11082 final StorageManager storage = StorageManager.from(mContext); 11083 final long lowThreshold = storage.getStorageLowBytes( 11084 Environment.getDataDirectory()); 11085 11086 final long sizeBytes = mContainerService.calculateInstalledSize( 11087 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11088 11089 try { 11090 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11091 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11092 installFlags, packageAbiOverride); 11093 } catch (InstallerException e) { 11094 Slog.w(TAG, "Failed to free cache", e); 11095 } 11096 11097 /* 11098 * The cache free must have deleted the file we 11099 * downloaded to install. 11100 * 11101 * TODO: fix the "freeCache" call to not delete 11102 * the file we care about. 11103 */ 11104 if (pkgLite.recommendedInstallLocation 11105 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11106 pkgLite.recommendedInstallLocation 11107 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11108 } 11109 } 11110 } 11111 11112 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11113 int loc = pkgLite.recommendedInstallLocation; 11114 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11115 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11116 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11117 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11118 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11119 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11120 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11121 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11122 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11123 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11124 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11125 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11126 } else { 11127 // Override with defaults if needed. 11128 loc = installLocationPolicy(pkgLite); 11129 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11130 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11131 } else if (!onSd && !onInt) { 11132 // Override install location with flags 11133 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11134 // Set the flag to install on external media. 11135 installFlags |= PackageManager.INSTALL_EXTERNAL; 11136 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11137 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11138 if (DEBUG_EPHEMERAL) { 11139 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11140 } 11141 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11142 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11143 |PackageManager.INSTALL_INTERNAL); 11144 } else { 11145 // Make sure the flag for installing on external 11146 // media is unset 11147 installFlags |= PackageManager.INSTALL_INTERNAL; 11148 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11149 } 11150 } 11151 } 11152 } 11153 11154 final InstallArgs args = createInstallArgs(this); 11155 mArgs = args; 11156 11157 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11158 // TODO: http://b/22976637 11159 // Apps installed for "all" users use the device owner to verify the app 11160 UserHandle verifierUser = getUser(); 11161 if (verifierUser == UserHandle.ALL) { 11162 verifierUser = UserHandle.SYSTEM; 11163 } 11164 11165 /* 11166 * Determine if we have any installed package verifiers. If we 11167 * do, then we'll defer to them to verify the packages. 11168 */ 11169 final int requiredUid = mRequiredVerifierPackage == null ? -1 11170 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11171 verifierUser.getIdentifier()); 11172 if (!origin.existing && requiredUid != -1 11173 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11174 final Intent verification = new Intent( 11175 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11176 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11177 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11178 PACKAGE_MIME_TYPE); 11179 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11180 11181 // Query all live verifiers based on current user state 11182 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11183 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11184 11185 if (DEBUG_VERIFY) { 11186 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11187 + verification.toString() + " with " + pkgLite.verifiers.length 11188 + " optional verifiers"); 11189 } 11190 11191 final int verificationId = mPendingVerificationToken++; 11192 11193 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11194 11195 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11196 installerPackageName); 11197 11198 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11199 installFlags); 11200 11201 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11202 pkgLite.packageName); 11203 11204 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11205 pkgLite.versionCode); 11206 11207 if (verificationParams != null) { 11208 if (verificationParams.getVerificationURI() != null) { 11209 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11210 verificationParams.getVerificationURI()); 11211 } 11212 if (verificationParams.getOriginatingURI() != null) { 11213 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11214 verificationParams.getOriginatingURI()); 11215 } 11216 if (verificationParams.getReferrer() != null) { 11217 verification.putExtra(Intent.EXTRA_REFERRER, 11218 verificationParams.getReferrer()); 11219 } 11220 if (verificationParams.getOriginatingUid() >= 0) { 11221 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11222 verificationParams.getOriginatingUid()); 11223 } 11224 if (verificationParams.getInstallerUid() >= 0) { 11225 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11226 verificationParams.getInstallerUid()); 11227 } 11228 } 11229 11230 final PackageVerificationState verificationState = new PackageVerificationState( 11231 requiredUid, args); 11232 11233 mPendingVerification.append(verificationId, verificationState); 11234 11235 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11236 receivers, verificationState); 11237 11238 /* 11239 * If any sufficient verifiers were listed in the package 11240 * manifest, attempt to ask them. 11241 */ 11242 if (sufficientVerifiers != null) { 11243 final int N = sufficientVerifiers.size(); 11244 if (N == 0) { 11245 Slog.i(TAG, "Additional verifiers required, but none installed."); 11246 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11247 } else { 11248 for (int i = 0; i < N; i++) { 11249 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11250 11251 final Intent sufficientIntent = new Intent(verification); 11252 sufficientIntent.setComponent(verifierComponent); 11253 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11254 } 11255 } 11256 } 11257 11258 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11259 mRequiredVerifierPackage, receivers); 11260 if (ret == PackageManager.INSTALL_SUCCEEDED 11261 && mRequiredVerifierPackage != null) { 11262 Trace.asyncTraceBegin( 11263 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11264 /* 11265 * Send the intent to the required verification agent, 11266 * but only start the verification timeout after the 11267 * target BroadcastReceivers have run. 11268 */ 11269 verification.setComponent(requiredVerifierComponent); 11270 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11271 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11272 new BroadcastReceiver() { 11273 @Override 11274 public void onReceive(Context context, Intent intent) { 11275 final Message msg = mHandler 11276 .obtainMessage(CHECK_PENDING_VERIFICATION); 11277 msg.arg1 = verificationId; 11278 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11279 } 11280 }, null, 0, null, null); 11281 11282 /* 11283 * We don't want the copy to proceed until verification 11284 * succeeds, so null out this field. 11285 */ 11286 mArgs = null; 11287 } 11288 } else { 11289 /* 11290 * No package verification is enabled, so immediately start 11291 * the remote call to initiate copy using temporary file. 11292 */ 11293 ret = args.copyApk(mContainerService, true); 11294 } 11295 } 11296 11297 mRet = ret; 11298 } 11299 11300 @Override 11301 void handleReturnCode() { 11302 // If mArgs is null, then MCS couldn't be reached. When it 11303 // reconnects, it will try again to install. At that point, this 11304 // will succeed. 11305 if (mArgs != null) { 11306 processPendingInstall(mArgs, mRet); 11307 } 11308 } 11309 11310 @Override 11311 void handleServiceError() { 11312 mArgs = createInstallArgs(this); 11313 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11314 } 11315 11316 public boolean isForwardLocked() { 11317 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11318 } 11319 } 11320 11321 /** 11322 * Used during creation of InstallArgs 11323 * 11324 * @param installFlags package installation flags 11325 * @return true if should be installed on external storage 11326 */ 11327 private static boolean installOnExternalAsec(int installFlags) { 11328 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11329 return false; 11330 } 11331 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11332 return true; 11333 } 11334 return false; 11335 } 11336 11337 /** 11338 * Used during creation of InstallArgs 11339 * 11340 * @param installFlags package installation flags 11341 * @return true if should be installed as forward locked 11342 */ 11343 private static boolean installForwardLocked(int installFlags) { 11344 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11345 } 11346 11347 private InstallArgs createInstallArgs(InstallParams params) { 11348 if (params.move != null) { 11349 return new MoveInstallArgs(params); 11350 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11351 return new AsecInstallArgs(params); 11352 } else { 11353 return new FileInstallArgs(params); 11354 } 11355 } 11356 11357 /** 11358 * Create args that describe an existing installed package. Typically used 11359 * when cleaning up old installs, or used as a move source. 11360 */ 11361 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11362 String resourcePath, String[] instructionSets) { 11363 final boolean isInAsec; 11364 if (installOnExternalAsec(installFlags)) { 11365 /* Apps on SD card are always in ASEC containers. */ 11366 isInAsec = true; 11367 } else if (installForwardLocked(installFlags) 11368 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11369 /* 11370 * Forward-locked apps are only in ASEC containers if they're the 11371 * new style 11372 */ 11373 isInAsec = true; 11374 } else { 11375 isInAsec = false; 11376 } 11377 11378 if (isInAsec) { 11379 return new AsecInstallArgs(codePath, instructionSets, 11380 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11381 } else { 11382 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11383 } 11384 } 11385 11386 static abstract class InstallArgs { 11387 /** @see InstallParams#origin */ 11388 final OriginInfo origin; 11389 /** @see InstallParams#move */ 11390 final MoveInfo move; 11391 11392 final IPackageInstallObserver2 observer; 11393 // Always refers to PackageManager flags only 11394 final int installFlags; 11395 final String installerPackageName; 11396 final String volumeUuid; 11397 final UserHandle user; 11398 final String abiOverride; 11399 final String[] installGrantPermissions; 11400 /** If non-null, drop an async trace when the install completes */ 11401 final String traceMethod; 11402 final int traceCookie; 11403 11404 // The list of instruction sets supported by this app. This is currently 11405 // only used during the rmdex() phase to clean up resources. We can get rid of this 11406 // if we move dex files under the common app path. 11407 /* nullable */ String[] instructionSets; 11408 11409 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11410 int installFlags, String installerPackageName, String volumeUuid, 11411 UserHandle user, String[] instructionSets, 11412 String abiOverride, String[] installGrantPermissions, 11413 String traceMethod, int traceCookie) { 11414 this.origin = origin; 11415 this.move = move; 11416 this.installFlags = installFlags; 11417 this.observer = observer; 11418 this.installerPackageName = installerPackageName; 11419 this.volumeUuid = volumeUuid; 11420 this.user = user; 11421 this.instructionSets = instructionSets; 11422 this.abiOverride = abiOverride; 11423 this.installGrantPermissions = installGrantPermissions; 11424 this.traceMethod = traceMethod; 11425 this.traceCookie = traceCookie; 11426 } 11427 11428 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11429 abstract int doPreInstall(int status); 11430 11431 /** 11432 * Rename package into final resting place. All paths on the given 11433 * scanned package should be updated to reflect the rename. 11434 */ 11435 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11436 abstract int doPostInstall(int status, int uid); 11437 11438 /** @see PackageSettingBase#codePathString */ 11439 abstract String getCodePath(); 11440 /** @see PackageSettingBase#resourcePathString */ 11441 abstract String getResourcePath(); 11442 11443 // Need installer lock especially for dex file removal. 11444 abstract void cleanUpResourcesLI(); 11445 abstract boolean doPostDeleteLI(boolean delete); 11446 11447 /** 11448 * Called before the source arguments are copied. This is used mostly 11449 * for MoveParams when it needs to read the source file to put it in the 11450 * destination. 11451 */ 11452 int doPreCopy() { 11453 return PackageManager.INSTALL_SUCCEEDED; 11454 } 11455 11456 /** 11457 * Called after the source arguments are copied. This is used mostly for 11458 * MoveParams when it needs to read the source file to put it in the 11459 * destination. 11460 * 11461 * @return 11462 */ 11463 int doPostCopy(int uid) { 11464 return PackageManager.INSTALL_SUCCEEDED; 11465 } 11466 11467 protected boolean isFwdLocked() { 11468 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11469 } 11470 11471 protected boolean isExternalAsec() { 11472 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11473 } 11474 11475 protected boolean isEphemeral() { 11476 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11477 } 11478 11479 UserHandle getUser() { 11480 return user; 11481 } 11482 } 11483 11484 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11485 if (!allCodePaths.isEmpty()) { 11486 if (instructionSets == null) { 11487 throw new IllegalStateException("instructionSet == null"); 11488 } 11489 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11490 for (String codePath : allCodePaths) { 11491 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11492 try { 11493 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11494 } catch (InstallerException ignored) { 11495 } 11496 } 11497 } 11498 } 11499 } 11500 11501 /** 11502 * Logic to handle installation of non-ASEC applications, including copying 11503 * and renaming logic. 11504 */ 11505 class FileInstallArgs extends InstallArgs { 11506 private File codeFile; 11507 private File resourceFile; 11508 11509 // Example topology: 11510 // /data/app/com.example/base.apk 11511 // /data/app/com.example/split_foo.apk 11512 // /data/app/com.example/lib/arm/libfoo.so 11513 // /data/app/com.example/lib/arm64/libfoo.so 11514 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11515 11516 /** New install */ 11517 FileInstallArgs(InstallParams params) { 11518 super(params.origin, params.move, params.observer, params.installFlags, 11519 params.installerPackageName, params.volumeUuid, 11520 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11521 params.grantedRuntimePermissions, 11522 params.traceMethod, params.traceCookie); 11523 if (isFwdLocked()) { 11524 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11525 } 11526 } 11527 11528 /** Existing install */ 11529 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11530 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11531 null, null, null, 0); 11532 this.codeFile = (codePath != null) ? new File(codePath) : null; 11533 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11534 } 11535 11536 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11537 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11538 try { 11539 return doCopyApk(imcs, temp); 11540 } finally { 11541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11542 } 11543 } 11544 11545 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11546 if (origin.staged) { 11547 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11548 codeFile = origin.file; 11549 resourceFile = origin.file; 11550 return PackageManager.INSTALL_SUCCEEDED; 11551 } 11552 11553 try { 11554 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11555 final File tempDir = 11556 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11557 codeFile = tempDir; 11558 resourceFile = tempDir; 11559 } catch (IOException e) { 11560 Slog.w(TAG, "Failed to create copy file: " + e); 11561 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11562 } 11563 11564 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11565 @Override 11566 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11567 if (!FileUtils.isValidExtFilename(name)) { 11568 throw new IllegalArgumentException("Invalid filename: " + name); 11569 } 11570 try { 11571 final File file = new File(codeFile, name); 11572 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11573 O_RDWR | O_CREAT, 0644); 11574 Os.chmod(file.getAbsolutePath(), 0644); 11575 return new ParcelFileDescriptor(fd); 11576 } catch (ErrnoException e) { 11577 throw new RemoteException("Failed to open: " + e.getMessage()); 11578 } 11579 } 11580 }; 11581 11582 int ret = PackageManager.INSTALL_SUCCEEDED; 11583 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11584 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11585 Slog.e(TAG, "Failed to copy package"); 11586 return ret; 11587 } 11588 11589 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11590 NativeLibraryHelper.Handle handle = null; 11591 try { 11592 handle = NativeLibraryHelper.Handle.create(codeFile); 11593 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11594 abiOverride); 11595 } catch (IOException e) { 11596 Slog.e(TAG, "Copying native libraries failed", e); 11597 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11598 } finally { 11599 IoUtils.closeQuietly(handle); 11600 } 11601 11602 return ret; 11603 } 11604 11605 int doPreInstall(int status) { 11606 if (status != PackageManager.INSTALL_SUCCEEDED) { 11607 cleanUp(); 11608 } 11609 return status; 11610 } 11611 11612 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11613 if (status != PackageManager.INSTALL_SUCCEEDED) { 11614 cleanUp(); 11615 return false; 11616 } 11617 11618 final File targetDir = codeFile.getParentFile(); 11619 final File beforeCodeFile = codeFile; 11620 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11621 11622 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11623 try { 11624 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11625 } catch (ErrnoException e) { 11626 Slog.w(TAG, "Failed to rename", e); 11627 return false; 11628 } 11629 11630 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11631 Slog.w(TAG, "Failed to restorecon"); 11632 return false; 11633 } 11634 11635 // Reflect the rename internally 11636 codeFile = afterCodeFile; 11637 resourceFile = afterCodeFile; 11638 11639 // Reflect the rename in scanned details 11640 pkg.codePath = afterCodeFile.getAbsolutePath(); 11641 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11642 pkg.baseCodePath); 11643 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11644 pkg.splitCodePaths); 11645 11646 // Reflect the rename in app info 11647 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11648 pkg.applicationInfo.setCodePath(pkg.codePath); 11649 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11650 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11651 pkg.applicationInfo.setResourcePath(pkg.codePath); 11652 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11653 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11654 11655 return true; 11656 } 11657 11658 int doPostInstall(int status, int uid) { 11659 if (status != PackageManager.INSTALL_SUCCEEDED) { 11660 cleanUp(); 11661 } 11662 return status; 11663 } 11664 11665 @Override 11666 String getCodePath() { 11667 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11668 } 11669 11670 @Override 11671 String getResourcePath() { 11672 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11673 } 11674 11675 private boolean cleanUp() { 11676 if (codeFile == null || !codeFile.exists()) { 11677 return false; 11678 } 11679 11680 removeCodePathLI(codeFile); 11681 11682 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11683 resourceFile.delete(); 11684 } 11685 11686 return true; 11687 } 11688 11689 void cleanUpResourcesLI() { 11690 // Try enumerating all code paths before deleting 11691 List<String> allCodePaths = Collections.EMPTY_LIST; 11692 if (codeFile != null && codeFile.exists()) { 11693 try { 11694 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11695 allCodePaths = pkg.getAllCodePaths(); 11696 } catch (PackageParserException e) { 11697 // Ignored; we tried our best 11698 } 11699 } 11700 11701 cleanUp(); 11702 removeDexFiles(allCodePaths, instructionSets); 11703 } 11704 11705 boolean doPostDeleteLI(boolean delete) { 11706 // XXX err, shouldn't we respect the delete flag? 11707 cleanUpResourcesLI(); 11708 return true; 11709 } 11710 } 11711 11712 private boolean isAsecExternal(String cid) { 11713 final String asecPath = PackageHelper.getSdFilesystem(cid); 11714 return !asecPath.startsWith(mAsecInternalPath); 11715 } 11716 11717 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11718 PackageManagerException { 11719 if (copyRet < 0) { 11720 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11721 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11722 throw new PackageManagerException(copyRet, message); 11723 } 11724 } 11725 } 11726 11727 /** 11728 * Extract the MountService "container ID" from the full code path of an 11729 * .apk. 11730 */ 11731 static String cidFromCodePath(String fullCodePath) { 11732 int eidx = fullCodePath.lastIndexOf("/"); 11733 String subStr1 = fullCodePath.substring(0, eidx); 11734 int sidx = subStr1.lastIndexOf("/"); 11735 return subStr1.substring(sidx+1, eidx); 11736 } 11737 11738 /** 11739 * Logic to handle installation of ASEC applications, including copying and 11740 * renaming logic. 11741 */ 11742 class AsecInstallArgs extends InstallArgs { 11743 static final String RES_FILE_NAME = "pkg.apk"; 11744 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11745 11746 String cid; 11747 String packagePath; 11748 String resourcePath; 11749 11750 /** New install */ 11751 AsecInstallArgs(InstallParams params) { 11752 super(params.origin, params.move, params.observer, params.installFlags, 11753 params.installerPackageName, params.volumeUuid, 11754 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11755 params.grantedRuntimePermissions, 11756 params.traceMethod, params.traceCookie); 11757 } 11758 11759 /** Existing install */ 11760 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11761 boolean isExternal, boolean isForwardLocked) { 11762 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11763 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11764 instructionSets, null, null, null, 0); 11765 // Hackily pretend we're still looking at a full code path 11766 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11767 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11768 } 11769 11770 // Extract cid from fullCodePath 11771 int eidx = fullCodePath.lastIndexOf("/"); 11772 String subStr1 = fullCodePath.substring(0, eidx); 11773 int sidx = subStr1.lastIndexOf("/"); 11774 cid = subStr1.substring(sidx+1, eidx); 11775 setMountPath(subStr1); 11776 } 11777 11778 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11779 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11780 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11781 instructionSets, null, null, null, 0); 11782 this.cid = cid; 11783 setMountPath(PackageHelper.getSdDir(cid)); 11784 } 11785 11786 void createCopyFile() { 11787 cid = mInstallerService.allocateExternalStageCidLegacy(); 11788 } 11789 11790 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11791 if (origin.staged && origin.cid != null) { 11792 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11793 cid = origin.cid; 11794 setMountPath(PackageHelper.getSdDir(cid)); 11795 return PackageManager.INSTALL_SUCCEEDED; 11796 } 11797 11798 if (temp) { 11799 createCopyFile(); 11800 } else { 11801 /* 11802 * Pre-emptively destroy the container since it's destroyed if 11803 * copying fails due to it existing anyway. 11804 */ 11805 PackageHelper.destroySdDir(cid); 11806 } 11807 11808 final String newMountPath = imcs.copyPackageToContainer( 11809 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11810 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11811 11812 if (newMountPath != null) { 11813 setMountPath(newMountPath); 11814 return PackageManager.INSTALL_SUCCEEDED; 11815 } else { 11816 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11817 } 11818 } 11819 11820 @Override 11821 String getCodePath() { 11822 return packagePath; 11823 } 11824 11825 @Override 11826 String getResourcePath() { 11827 return resourcePath; 11828 } 11829 11830 int doPreInstall(int status) { 11831 if (status != PackageManager.INSTALL_SUCCEEDED) { 11832 // Destroy container 11833 PackageHelper.destroySdDir(cid); 11834 } else { 11835 boolean mounted = PackageHelper.isContainerMounted(cid); 11836 if (!mounted) { 11837 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11838 Process.SYSTEM_UID); 11839 if (newMountPath != null) { 11840 setMountPath(newMountPath); 11841 } else { 11842 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11843 } 11844 } 11845 } 11846 return status; 11847 } 11848 11849 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11850 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11851 String newMountPath = null; 11852 if (PackageHelper.isContainerMounted(cid)) { 11853 // Unmount the container 11854 if (!PackageHelper.unMountSdDir(cid)) { 11855 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11856 return false; 11857 } 11858 } 11859 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11860 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11861 " which might be stale. Will try to clean up."); 11862 // Clean up the stale container and proceed to recreate. 11863 if (!PackageHelper.destroySdDir(newCacheId)) { 11864 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11865 return false; 11866 } 11867 // Successfully cleaned up stale container. Try to rename again. 11868 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11869 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11870 + " inspite of cleaning it up."); 11871 return false; 11872 } 11873 } 11874 if (!PackageHelper.isContainerMounted(newCacheId)) { 11875 Slog.w(TAG, "Mounting container " + newCacheId); 11876 newMountPath = PackageHelper.mountSdDir(newCacheId, 11877 getEncryptKey(), Process.SYSTEM_UID); 11878 } else { 11879 newMountPath = PackageHelper.getSdDir(newCacheId); 11880 } 11881 if (newMountPath == null) { 11882 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11883 return false; 11884 } 11885 Log.i(TAG, "Succesfully renamed " + cid + 11886 " to " + newCacheId + 11887 " at new path: " + newMountPath); 11888 cid = newCacheId; 11889 11890 final File beforeCodeFile = new File(packagePath); 11891 setMountPath(newMountPath); 11892 final File afterCodeFile = new File(packagePath); 11893 11894 // Reflect the rename in scanned details 11895 pkg.codePath = afterCodeFile.getAbsolutePath(); 11896 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11897 pkg.baseCodePath); 11898 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11899 pkg.splitCodePaths); 11900 11901 // Reflect the rename in app info 11902 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11903 pkg.applicationInfo.setCodePath(pkg.codePath); 11904 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11905 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11906 pkg.applicationInfo.setResourcePath(pkg.codePath); 11907 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11908 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11909 11910 return true; 11911 } 11912 11913 private void setMountPath(String mountPath) { 11914 final File mountFile = new File(mountPath); 11915 11916 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11917 if (monolithicFile.exists()) { 11918 packagePath = monolithicFile.getAbsolutePath(); 11919 if (isFwdLocked()) { 11920 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11921 } else { 11922 resourcePath = packagePath; 11923 } 11924 } else { 11925 packagePath = mountFile.getAbsolutePath(); 11926 resourcePath = packagePath; 11927 } 11928 } 11929 11930 int doPostInstall(int status, int uid) { 11931 if (status != PackageManager.INSTALL_SUCCEEDED) { 11932 cleanUp(); 11933 } else { 11934 final int groupOwner; 11935 final String protectedFile; 11936 if (isFwdLocked()) { 11937 groupOwner = UserHandle.getSharedAppGid(uid); 11938 protectedFile = RES_FILE_NAME; 11939 } else { 11940 groupOwner = -1; 11941 protectedFile = null; 11942 } 11943 11944 if (uid < Process.FIRST_APPLICATION_UID 11945 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11946 Slog.e(TAG, "Failed to finalize " + cid); 11947 PackageHelper.destroySdDir(cid); 11948 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11949 } 11950 11951 boolean mounted = PackageHelper.isContainerMounted(cid); 11952 if (!mounted) { 11953 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11954 } 11955 } 11956 return status; 11957 } 11958 11959 private void cleanUp() { 11960 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11961 11962 // Destroy secure container 11963 PackageHelper.destroySdDir(cid); 11964 } 11965 11966 private List<String> getAllCodePaths() { 11967 final File codeFile = new File(getCodePath()); 11968 if (codeFile != null && codeFile.exists()) { 11969 try { 11970 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11971 return pkg.getAllCodePaths(); 11972 } catch (PackageParserException e) { 11973 // Ignored; we tried our best 11974 } 11975 } 11976 return Collections.EMPTY_LIST; 11977 } 11978 11979 void cleanUpResourcesLI() { 11980 // Enumerate all code paths before deleting 11981 cleanUpResourcesLI(getAllCodePaths()); 11982 } 11983 11984 private void cleanUpResourcesLI(List<String> allCodePaths) { 11985 cleanUp(); 11986 removeDexFiles(allCodePaths, instructionSets); 11987 } 11988 11989 String getPackageName() { 11990 return getAsecPackageName(cid); 11991 } 11992 11993 boolean doPostDeleteLI(boolean delete) { 11994 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11995 final List<String> allCodePaths = getAllCodePaths(); 11996 boolean mounted = PackageHelper.isContainerMounted(cid); 11997 if (mounted) { 11998 // Unmount first 11999 if (PackageHelper.unMountSdDir(cid)) { 12000 mounted = false; 12001 } 12002 } 12003 if (!mounted && delete) { 12004 cleanUpResourcesLI(allCodePaths); 12005 } 12006 return !mounted; 12007 } 12008 12009 @Override 12010 int doPreCopy() { 12011 if (isFwdLocked()) { 12012 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12013 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12014 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12015 } 12016 } 12017 12018 return PackageManager.INSTALL_SUCCEEDED; 12019 } 12020 12021 @Override 12022 int doPostCopy(int uid) { 12023 if (isFwdLocked()) { 12024 if (uid < Process.FIRST_APPLICATION_UID 12025 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12026 RES_FILE_NAME)) { 12027 Slog.e(TAG, "Failed to finalize " + cid); 12028 PackageHelper.destroySdDir(cid); 12029 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12030 } 12031 } 12032 12033 return PackageManager.INSTALL_SUCCEEDED; 12034 } 12035 } 12036 12037 /** 12038 * Logic to handle movement of existing installed applications. 12039 */ 12040 class MoveInstallArgs extends InstallArgs { 12041 private File codeFile; 12042 private File resourceFile; 12043 12044 /** New install */ 12045 MoveInstallArgs(InstallParams params) { 12046 super(params.origin, params.move, params.observer, params.installFlags, 12047 params.installerPackageName, params.volumeUuid, 12048 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12049 params.grantedRuntimePermissions, 12050 params.traceMethod, params.traceCookie); 12051 } 12052 12053 int copyApk(IMediaContainerService imcs, boolean temp) { 12054 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12055 + move.fromUuid + " to " + move.toUuid); 12056 synchronized (mInstaller) { 12057 try { 12058 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12059 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12060 } catch (InstallerException e) { 12061 Slog.w(TAG, "Failed to move app", e); 12062 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12063 } 12064 } 12065 12066 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12067 resourceFile = codeFile; 12068 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12069 12070 return PackageManager.INSTALL_SUCCEEDED; 12071 } 12072 12073 int doPreInstall(int status) { 12074 if (status != PackageManager.INSTALL_SUCCEEDED) { 12075 cleanUp(move.toUuid); 12076 } 12077 return status; 12078 } 12079 12080 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12081 if (status != PackageManager.INSTALL_SUCCEEDED) { 12082 cleanUp(move.toUuid); 12083 return false; 12084 } 12085 12086 // Reflect the move in app info 12087 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12088 pkg.applicationInfo.setCodePath(pkg.codePath); 12089 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12090 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12091 pkg.applicationInfo.setResourcePath(pkg.codePath); 12092 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12093 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12094 12095 return true; 12096 } 12097 12098 int doPostInstall(int status, int uid) { 12099 if (status == PackageManager.INSTALL_SUCCEEDED) { 12100 cleanUp(move.fromUuid); 12101 } else { 12102 cleanUp(move.toUuid); 12103 } 12104 return status; 12105 } 12106 12107 @Override 12108 String getCodePath() { 12109 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12110 } 12111 12112 @Override 12113 String getResourcePath() { 12114 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12115 } 12116 12117 private boolean cleanUp(String volumeUuid) { 12118 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12119 move.dataAppName); 12120 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12121 synchronized (mInstallLock) { 12122 // Clean up both app data and code 12123 removeDataDirsLI(volumeUuid, move.packageName); 12124 removeCodePathLI(codeFile); 12125 } 12126 return true; 12127 } 12128 12129 void cleanUpResourcesLI() { 12130 throw new UnsupportedOperationException(); 12131 } 12132 12133 boolean doPostDeleteLI(boolean delete) { 12134 throw new UnsupportedOperationException(); 12135 } 12136 } 12137 12138 static String getAsecPackageName(String packageCid) { 12139 int idx = packageCid.lastIndexOf("-"); 12140 if (idx == -1) { 12141 return packageCid; 12142 } 12143 return packageCid.substring(0, idx); 12144 } 12145 12146 // Utility method used to create code paths based on package name and available index. 12147 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12148 String idxStr = ""; 12149 int idx = 1; 12150 // Fall back to default value of idx=1 if prefix is not 12151 // part of oldCodePath 12152 if (oldCodePath != null) { 12153 String subStr = oldCodePath; 12154 // Drop the suffix right away 12155 if (suffix != null && subStr.endsWith(suffix)) { 12156 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12157 } 12158 // If oldCodePath already contains prefix find out the 12159 // ending index to either increment or decrement. 12160 int sidx = subStr.lastIndexOf(prefix); 12161 if (sidx != -1) { 12162 subStr = subStr.substring(sidx + prefix.length()); 12163 if (subStr != null) { 12164 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12165 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12166 } 12167 try { 12168 idx = Integer.parseInt(subStr); 12169 if (idx <= 1) { 12170 idx++; 12171 } else { 12172 idx--; 12173 } 12174 } catch(NumberFormatException e) { 12175 } 12176 } 12177 } 12178 } 12179 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12180 return prefix + idxStr; 12181 } 12182 12183 private File getNextCodePath(File targetDir, String packageName) { 12184 int suffix = 1; 12185 File result; 12186 do { 12187 result = new File(targetDir, packageName + "-" + suffix); 12188 suffix++; 12189 } while (result.exists()); 12190 return result; 12191 } 12192 12193 // Utility method that returns the relative package path with respect 12194 // to the installation directory. Like say for /data/data/com.test-1.apk 12195 // string com.test-1 is returned. 12196 static String deriveCodePathName(String codePath) { 12197 if (codePath == null) { 12198 return null; 12199 } 12200 final File codeFile = new File(codePath); 12201 final String name = codeFile.getName(); 12202 if (codeFile.isDirectory()) { 12203 return name; 12204 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12205 final int lastDot = name.lastIndexOf('.'); 12206 return name.substring(0, lastDot); 12207 } else { 12208 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12209 return null; 12210 } 12211 } 12212 12213 static class PackageInstalledInfo { 12214 String name; 12215 int uid; 12216 // The set of users that originally had this package installed. 12217 int[] origUsers; 12218 // The set of users that now have this package installed. 12219 int[] newUsers; 12220 PackageParser.Package pkg; 12221 int returnCode; 12222 String returnMsg; 12223 PackageRemovedInfo removedInfo; 12224 12225 public void setError(int code, String msg) { 12226 returnCode = code; 12227 returnMsg = msg; 12228 Slog.w(TAG, msg); 12229 } 12230 12231 public void setError(String msg, PackageParserException e) { 12232 returnCode = e.error; 12233 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12234 Slog.w(TAG, msg, e); 12235 } 12236 12237 public void setError(String msg, PackageManagerException e) { 12238 returnCode = e.error; 12239 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12240 Slog.w(TAG, msg, e); 12241 } 12242 12243 // In some error cases we want to convey more info back to the observer 12244 String origPackage; 12245 String origPermission; 12246 } 12247 12248 /* 12249 * Install a non-existing package. 12250 */ 12251 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12252 UserHandle user, String installerPackageName, String volumeUuid, 12253 PackageInstalledInfo res) { 12254 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12255 12256 // Remember this for later, in case we need to rollback this install 12257 String pkgName = pkg.packageName; 12258 12259 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12260 // TODO: b/23350563 12261 final boolean dataDirExists = Environment 12262 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12263 12264 synchronized(mPackages) { 12265 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12266 // A package with the same name is already installed, though 12267 // it has been renamed to an older name. The package we 12268 // are trying to install should be installed as an update to 12269 // the existing one, but that has not been requested, so bail. 12270 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12271 + " without first uninstalling package running as " 12272 + mSettings.mRenamedPackages.get(pkgName)); 12273 return; 12274 } 12275 if (mPackages.containsKey(pkgName)) { 12276 // Don't allow installation over an existing package with the same name. 12277 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12278 + " without first uninstalling."); 12279 return; 12280 } 12281 } 12282 12283 try { 12284 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12285 System.currentTimeMillis(), user); 12286 12287 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12288 prepareAppDataAfterInstall(newPackage); 12289 12290 // delete the partially installed application. the data directory will have to be 12291 // restored if it was already existing 12292 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12293 // remove package from internal structures. Note that we want deletePackageX to 12294 // delete the package data and cache directories that it created in 12295 // scanPackageLocked, unless those directories existed before we even tried to 12296 // install. 12297 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12298 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12299 res.removedInfo, true); 12300 } 12301 12302 } catch (PackageManagerException e) { 12303 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12304 } 12305 12306 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12307 } 12308 12309 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12310 // Can't rotate keys during boot or if sharedUser. 12311 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12312 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12313 return false; 12314 } 12315 // app is using upgradeKeySets; make sure all are valid 12316 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12317 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12318 for (int i = 0; i < upgradeKeySets.length; i++) { 12319 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12320 Slog.wtf(TAG, "Package " 12321 + (oldPs.name != null ? oldPs.name : "<null>") 12322 + " contains upgrade-key-set reference to unknown key-set: " 12323 + upgradeKeySets[i] 12324 + " reverting to signatures check."); 12325 return false; 12326 } 12327 } 12328 return true; 12329 } 12330 12331 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12332 // Upgrade keysets are being used. Determine if new package has a superset of the 12333 // required keys. 12334 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12335 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12336 for (int i = 0; i < upgradeKeySets.length; i++) { 12337 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12338 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12339 return true; 12340 } 12341 } 12342 return false; 12343 } 12344 12345 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12346 UserHandle user, String installerPackageName, String volumeUuid, 12347 PackageInstalledInfo res) { 12348 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12349 12350 final PackageParser.Package oldPackage; 12351 final String pkgName = pkg.packageName; 12352 final int[] allUsers; 12353 final boolean[] perUserInstalled; 12354 12355 // First find the old package info and check signatures 12356 synchronized(mPackages) { 12357 oldPackage = mPackages.get(pkgName); 12358 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12359 if (isEphemeral && !oldIsEphemeral) { 12360 // can't downgrade from full to ephemeral 12361 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12362 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12363 return; 12364 } 12365 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12366 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12367 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12368 if(!checkUpgradeKeySetLP(ps, pkg)) { 12369 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12370 "New package not signed by keys specified by upgrade-keysets: " 12371 + pkgName); 12372 return; 12373 } 12374 } else { 12375 // default to original signature matching 12376 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12377 != PackageManager.SIGNATURE_MATCH) { 12378 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12379 "New package has a different signature: " + pkgName); 12380 return; 12381 } 12382 } 12383 12384 // In case of rollback, remember per-user/profile install state 12385 allUsers = sUserManager.getUserIds(); 12386 perUserInstalled = new boolean[allUsers.length]; 12387 for (int i = 0; i < allUsers.length; i++) { 12388 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12389 } 12390 } 12391 12392 boolean sysPkg = (isSystemApp(oldPackage)); 12393 if (sysPkg) { 12394 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12395 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12396 } else { 12397 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12398 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12399 } 12400 } 12401 12402 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12403 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12404 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12405 String volumeUuid, PackageInstalledInfo res) { 12406 String pkgName = deletedPackage.packageName; 12407 boolean deletedPkg = true; 12408 boolean updatedSettings = false; 12409 12410 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12411 + deletedPackage); 12412 long origUpdateTime; 12413 if (pkg.mExtras != null) { 12414 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12415 } else { 12416 origUpdateTime = 0; 12417 } 12418 12419 // First delete the existing package while retaining the data directory 12420 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12421 res.removedInfo, true)) { 12422 // If the existing package wasn't successfully deleted 12423 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12424 deletedPkg = false; 12425 } else { 12426 // Successfully deleted the old package; proceed with replace. 12427 12428 // If deleted package lived in a container, give users a chance to 12429 // relinquish resources before killing. 12430 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12431 if (DEBUG_INSTALL) { 12432 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12433 } 12434 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12435 final ArrayList<String> pkgList = new ArrayList<String>(1); 12436 pkgList.add(deletedPackage.applicationInfo.packageName); 12437 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12438 } 12439 12440 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12441 try { 12442 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12443 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12444 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12445 perUserInstalled, res, user); 12446 prepareAppDataAfterInstall(newPackage); 12447 updatedSettings = true; 12448 } catch (PackageManagerException e) { 12449 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12450 } 12451 } 12452 12453 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12454 // remove package from internal structures. Note that we want deletePackageX to 12455 // delete the package data and cache directories that it created in 12456 // scanPackageLocked, unless those directories existed before we even tried to 12457 // install. 12458 if(updatedSettings) { 12459 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12460 deletePackageLI( 12461 pkgName, null, true, allUsers, perUserInstalled, 12462 PackageManager.DELETE_KEEP_DATA, 12463 res.removedInfo, true); 12464 } 12465 // Since we failed to install the new package we need to restore the old 12466 // package that we deleted. 12467 if (deletedPkg) { 12468 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12469 File restoreFile = new File(deletedPackage.codePath); 12470 // Parse old package 12471 boolean oldExternal = isExternal(deletedPackage); 12472 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12473 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12474 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12475 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12476 try { 12477 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12478 null); 12479 } catch (PackageManagerException e) { 12480 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12481 + e.getMessage()); 12482 return; 12483 } 12484 // Restore of old package succeeded. Update permissions. 12485 // writer 12486 synchronized (mPackages) { 12487 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12488 UPDATE_PERMISSIONS_ALL); 12489 // can downgrade to reader 12490 mSettings.writeLPr(); 12491 } 12492 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12493 } 12494 } 12495 } 12496 12497 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12498 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12499 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12500 String volumeUuid, PackageInstalledInfo res) { 12501 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12502 + ", old=" + deletedPackage); 12503 boolean disabledSystem = false; 12504 boolean updatedSettings = false; 12505 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12506 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12507 != 0) { 12508 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12509 } 12510 String packageName = deletedPackage.packageName; 12511 if (packageName == null) { 12512 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12513 "Attempt to delete null packageName."); 12514 return; 12515 } 12516 PackageParser.Package oldPkg; 12517 PackageSetting oldPkgSetting; 12518 // reader 12519 synchronized (mPackages) { 12520 oldPkg = mPackages.get(packageName); 12521 oldPkgSetting = mSettings.mPackages.get(packageName); 12522 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12523 (oldPkgSetting == null)) { 12524 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12525 "Couldn't find package " + packageName + " information"); 12526 return; 12527 } 12528 } 12529 12530 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12531 12532 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12533 res.removedInfo.removedPackage = packageName; 12534 // Remove existing system package 12535 removePackageLI(oldPkgSetting, true); 12536 // writer 12537 synchronized (mPackages) { 12538 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12539 if (!disabledSystem && deletedPackage != null) { 12540 // We didn't need to disable the .apk as a current system package, 12541 // which means we are replacing another update that is already 12542 // installed. We need to make sure to delete the older one's .apk. 12543 res.removedInfo.args = createInstallArgsForExisting(0, 12544 deletedPackage.applicationInfo.getCodePath(), 12545 deletedPackage.applicationInfo.getResourcePath(), 12546 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12547 } else { 12548 res.removedInfo.args = null; 12549 } 12550 } 12551 12552 // Successfully disabled the old package. Now proceed with re-installation 12553 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12554 12555 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12556 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12557 12558 PackageParser.Package newPackage = null; 12559 try { 12560 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12561 if (newPackage.mExtras != null) { 12562 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12563 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12564 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12565 12566 // is the update attempting to change shared user? that isn't going to work... 12567 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12568 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12569 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12570 + " to " + newPkgSetting.sharedUser); 12571 updatedSettings = true; 12572 } 12573 } 12574 12575 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12576 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12577 perUserInstalled, res, user); 12578 prepareAppDataAfterInstall(newPackage); 12579 updatedSettings = true; 12580 } 12581 12582 } catch (PackageManagerException e) { 12583 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12584 } 12585 12586 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12587 // Re installation failed. Restore old information 12588 // Remove new pkg information 12589 if (newPackage != null) { 12590 removeInstalledPackageLI(newPackage, true); 12591 } 12592 // Add back the old system package 12593 try { 12594 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12595 } catch (PackageManagerException e) { 12596 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12597 } 12598 // Restore the old system information in Settings 12599 synchronized (mPackages) { 12600 if (disabledSystem) { 12601 mSettings.enableSystemPackageLPw(packageName); 12602 } 12603 if (updatedSettings) { 12604 mSettings.setInstallerPackageName(packageName, 12605 oldPkgSetting.installerPackageName); 12606 } 12607 mSettings.writeLPr(); 12608 } 12609 } 12610 } 12611 12612 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12613 // Collect all used permissions in the UID 12614 ArraySet<String> usedPermissions = new ArraySet<>(); 12615 final int packageCount = su.packages.size(); 12616 for (int i = 0; i < packageCount; i++) { 12617 PackageSetting ps = su.packages.valueAt(i); 12618 if (ps.pkg == null) { 12619 continue; 12620 } 12621 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12622 for (int j = 0; j < requestedPermCount; j++) { 12623 String permission = ps.pkg.requestedPermissions.get(j); 12624 BasePermission bp = mSettings.mPermissions.get(permission); 12625 if (bp != null) { 12626 usedPermissions.add(permission); 12627 } 12628 } 12629 } 12630 12631 PermissionsState permissionsState = su.getPermissionsState(); 12632 // Prune install permissions 12633 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12634 final int installPermCount = installPermStates.size(); 12635 for (int i = installPermCount - 1; i >= 0; i--) { 12636 PermissionState permissionState = installPermStates.get(i); 12637 if (!usedPermissions.contains(permissionState.getName())) { 12638 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12639 if (bp != null) { 12640 permissionsState.revokeInstallPermission(bp); 12641 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12642 PackageManager.MASK_PERMISSION_FLAGS, 0); 12643 } 12644 } 12645 } 12646 12647 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12648 12649 // Prune runtime permissions 12650 for (int userId : allUserIds) { 12651 List<PermissionState> runtimePermStates = permissionsState 12652 .getRuntimePermissionStates(userId); 12653 final int runtimePermCount = runtimePermStates.size(); 12654 for (int i = runtimePermCount - 1; i >= 0; i--) { 12655 PermissionState permissionState = runtimePermStates.get(i); 12656 if (!usedPermissions.contains(permissionState.getName())) { 12657 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12658 if (bp != null) { 12659 permissionsState.revokeRuntimePermission(bp, userId); 12660 permissionsState.updatePermissionFlags(bp, userId, 12661 PackageManager.MASK_PERMISSION_FLAGS, 0); 12662 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12663 runtimePermissionChangedUserIds, userId); 12664 } 12665 } 12666 } 12667 } 12668 12669 return runtimePermissionChangedUserIds; 12670 } 12671 12672 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12673 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12674 UserHandle user) { 12675 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12676 12677 String pkgName = newPackage.packageName; 12678 synchronized (mPackages) { 12679 //write settings. the installStatus will be incomplete at this stage. 12680 //note that the new package setting would have already been 12681 //added to mPackages. It hasn't been persisted yet. 12682 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12683 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12684 mSettings.writeLPr(); 12685 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12686 } 12687 12688 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12689 synchronized (mPackages) { 12690 updatePermissionsLPw(newPackage.packageName, newPackage, 12691 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12692 ? UPDATE_PERMISSIONS_ALL : 0)); 12693 // For system-bundled packages, we assume that installing an upgraded version 12694 // of the package implies that the user actually wants to run that new code, 12695 // so we enable the package. 12696 PackageSetting ps = mSettings.mPackages.get(pkgName); 12697 if (ps != null) { 12698 if (isSystemApp(newPackage)) { 12699 // NB: implicit assumption that system package upgrades apply to all users 12700 if (DEBUG_INSTALL) { 12701 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12702 } 12703 if (res.origUsers != null) { 12704 for (int userHandle : res.origUsers) { 12705 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12706 userHandle, installerPackageName); 12707 } 12708 } 12709 // Also convey the prior install/uninstall state 12710 if (allUsers != null && perUserInstalled != null) { 12711 for (int i = 0; i < allUsers.length; i++) { 12712 if (DEBUG_INSTALL) { 12713 Slog.d(TAG, " user " + allUsers[i] 12714 + " => " + perUserInstalled[i]); 12715 } 12716 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12717 } 12718 // these install state changes will be persisted in the 12719 // upcoming call to mSettings.writeLPr(). 12720 } 12721 } 12722 // It's implied that when a user requests installation, they want the app to be 12723 // installed and enabled. 12724 int userId = user.getIdentifier(); 12725 if (userId != UserHandle.USER_ALL) { 12726 ps.setInstalled(true, userId); 12727 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12728 } 12729 } 12730 res.name = pkgName; 12731 res.uid = newPackage.applicationInfo.uid; 12732 res.pkg = newPackage; 12733 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12734 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12735 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12736 //to update install status 12737 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12738 mSettings.writeLPr(); 12739 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12740 } 12741 12742 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12743 } 12744 12745 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12746 try { 12747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12748 installPackageLI(args, res); 12749 } finally { 12750 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12751 } 12752 } 12753 12754 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12755 final int installFlags = args.installFlags; 12756 final String installerPackageName = args.installerPackageName; 12757 final String volumeUuid = args.volumeUuid; 12758 final File tmpPackageFile = new File(args.getCodePath()); 12759 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12760 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12761 || (args.volumeUuid != null)); 12762 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12763 boolean replace = false; 12764 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12765 if (args.move != null) { 12766 // moving a complete application; perfom an initial scan on the new install location 12767 scanFlags |= SCAN_INITIAL; 12768 } 12769 // Result object to be returned 12770 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12771 12772 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12773 12774 // Sanity check 12775 if (ephemeral && (forwardLocked || onExternal)) { 12776 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12777 + " external=" + onExternal); 12778 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12779 return; 12780 } 12781 12782 // Retrieve PackageSettings and parse package 12783 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12784 | PackageParser.PARSE_ENFORCE_CODE 12785 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12786 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12787 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12788 PackageParser pp = new PackageParser(); 12789 pp.setSeparateProcesses(mSeparateProcesses); 12790 pp.setDisplayMetrics(mMetrics); 12791 12792 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12793 final PackageParser.Package pkg; 12794 try { 12795 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12796 } catch (PackageParserException e) { 12797 res.setError("Failed parse during installPackageLI", e); 12798 return; 12799 } finally { 12800 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12801 } 12802 12803 // Mark that we have an install time CPU ABI override. 12804 pkg.cpuAbiOverride = args.abiOverride; 12805 12806 String pkgName = res.name = pkg.packageName; 12807 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12808 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12809 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12810 return; 12811 } 12812 } 12813 12814 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12815 try { 12816 pp.collectCertificates(pkg, parseFlags); 12817 } catch (PackageParserException e) { 12818 res.setError("Failed collect during installPackageLI", e); 12819 return; 12820 } finally { 12821 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12822 } 12823 12824 // Get rid of all references to package scan path via parser. 12825 pp = null; 12826 String oldCodePath = null; 12827 boolean systemApp = false; 12828 synchronized (mPackages) { 12829 // Check if installing already existing package 12830 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12831 String oldName = mSettings.mRenamedPackages.get(pkgName); 12832 if (pkg.mOriginalPackages != null 12833 && pkg.mOriginalPackages.contains(oldName) 12834 && mPackages.containsKey(oldName)) { 12835 // This package is derived from an original package, 12836 // and this device has been updating from that original 12837 // name. We must continue using the original name, so 12838 // rename the new package here. 12839 pkg.setPackageName(oldName); 12840 pkgName = pkg.packageName; 12841 replace = true; 12842 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12843 + oldName + " pkgName=" + pkgName); 12844 } else if (mPackages.containsKey(pkgName)) { 12845 // This package, under its official name, already exists 12846 // on the device; we should replace it. 12847 replace = true; 12848 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12849 } 12850 12851 // Prevent apps opting out from runtime permissions 12852 if (replace) { 12853 PackageParser.Package oldPackage = mPackages.get(pkgName); 12854 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12855 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12856 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12857 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12858 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12859 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12860 + " doesn't support runtime permissions but the old" 12861 + " target SDK " + oldTargetSdk + " does."); 12862 return; 12863 } 12864 } 12865 } 12866 12867 PackageSetting ps = mSettings.mPackages.get(pkgName); 12868 if (ps != null) { 12869 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12870 12871 // Quick sanity check that we're signed correctly if updating; 12872 // we'll check this again later when scanning, but we want to 12873 // bail early here before tripping over redefined permissions. 12874 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12875 if (!checkUpgradeKeySetLP(ps, pkg)) { 12876 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12877 + pkg.packageName + " upgrade keys do not match the " 12878 + "previously installed version"); 12879 return; 12880 } 12881 } else { 12882 try { 12883 verifySignaturesLP(ps, pkg); 12884 } catch (PackageManagerException e) { 12885 res.setError(e.error, e.getMessage()); 12886 return; 12887 } 12888 } 12889 12890 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12891 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12892 systemApp = (ps.pkg.applicationInfo.flags & 12893 ApplicationInfo.FLAG_SYSTEM) != 0; 12894 } 12895 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12896 } 12897 12898 // Check whether the newly-scanned package wants to define an already-defined perm 12899 int N = pkg.permissions.size(); 12900 for (int i = N-1; i >= 0; i--) { 12901 PackageParser.Permission perm = pkg.permissions.get(i); 12902 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12903 if (bp != null) { 12904 // If the defining package is signed with our cert, it's okay. This 12905 // also includes the "updating the same package" case, of course. 12906 // "updating same package" could also involve key-rotation. 12907 final boolean sigsOk; 12908 if (bp.sourcePackage.equals(pkg.packageName) 12909 && (bp.packageSetting instanceof PackageSetting) 12910 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12911 scanFlags))) { 12912 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12913 } else { 12914 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12915 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12916 } 12917 if (!sigsOk) { 12918 // If the owning package is the system itself, we log but allow 12919 // install to proceed; we fail the install on all other permission 12920 // redefinitions. 12921 if (!bp.sourcePackage.equals("android")) { 12922 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12923 + pkg.packageName + " attempting to redeclare permission " 12924 + perm.info.name + " already owned by " + bp.sourcePackage); 12925 res.origPermission = perm.info.name; 12926 res.origPackage = bp.sourcePackage; 12927 return; 12928 } else { 12929 Slog.w(TAG, "Package " + pkg.packageName 12930 + " attempting to redeclare system permission " 12931 + perm.info.name + "; ignoring new declaration"); 12932 pkg.permissions.remove(i); 12933 } 12934 } 12935 } 12936 } 12937 12938 } 12939 12940 if (systemApp) { 12941 if (onExternal) { 12942 // Abort update; system app can't be replaced with app on sdcard 12943 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12944 "Cannot install updates to system apps on sdcard"); 12945 return; 12946 } else if (ephemeral) { 12947 // Abort update; system app can't be replaced with an ephemeral app 12948 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12949 "Cannot update a system app with an ephemeral app"); 12950 return; 12951 } 12952 } 12953 12954 if (args.move != null) { 12955 // We did an in-place move, so dex is ready to roll 12956 scanFlags |= SCAN_NO_DEX; 12957 scanFlags |= SCAN_MOVE; 12958 12959 synchronized (mPackages) { 12960 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12961 if (ps == null) { 12962 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12963 "Missing settings for moved package " + pkgName); 12964 } 12965 12966 // We moved the entire application as-is, so bring over the 12967 // previously derived ABI information. 12968 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12969 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12970 } 12971 12972 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12973 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12974 scanFlags |= SCAN_NO_DEX; 12975 12976 try { 12977 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12978 true /* extract libs */); 12979 } catch (PackageManagerException pme) { 12980 Slog.e(TAG, "Error deriving application ABI", pme); 12981 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12982 return; 12983 } 12984 } 12985 12986 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12987 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12988 return; 12989 } 12990 12991 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12992 12993 if (replace) { 12994 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12995 installerPackageName, volumeUuid, res); 12996 } else { 12997 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12998 args.user, installerPackageName, volumeUuid, res); 12999 } 13000 synchronized (mPackages) { 13001 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13002 if (ps != null) { 13003 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13004 } 13005 } 13006 } 13007 13008 private void startIntentFilterVerifications(int userId, boolean replacing, 13009 PackageParser.Package pkg) { 13010 if (mIntentFilterVerifierComponent == null) { 13011 Slog.w(TAG, "No IntentFilter verification will not be done as " 13012 + "there is no IntentFilterVerifier available!"); 13013 return; 13014 } 13015 13016 final int verifierUid = getPackageUid( 13017 mIntentFilterVerifierComponent.getPackageName(), 13018 MATCH_DEBUG_TRIAGED_MISSING, 13019 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13020 13021 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13022 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13023 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13024 mHandler.sendMessage(msg); 13025 } 13026 13027 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13028 PackageParser.Package pkg) { 13029 int size = pkg.activities.size(); 13030 if (size == 0) { 13031 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13032 "No activity, so no need to verify any IntentFilter!"); 13033 return; 13034 } 13035 13036 final boolean hasDomainURLs = hasDomainURLs(pkg); 13037 if (!hasDomainURLs) { 13038 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13039 "No domain URLs, so no need to verify any IntentFilter!"); 13040 return; 13041 } 13042 13043 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13044 + " if any IntentFilter from the " + size 13045 + " Activities needs verification ..."); 13046 13047 int count = 0; 13048 final String packageName = pkg.packageName; 13049 13050 synchronized (mPackages) { 13051 // If this is a new install and we see that we've already run verification for this 13052 // package, we have nothing to do: it means the state was restored from backup. 13053 if (!replacing) { 13054 IntentFilterVerificationInfo ivi = 13055 mSettings.getIntentFilterVerificationLPr(packageName); 13056 if (ivi != null) { 13057 if (DEBUG_DOMAIN_VERIFICATION) { 13058 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13059 + ivi.getStatusString()); 13060 } 13061 return; 13062 } 13063 } 13064 13065 // If any filters need to be verified, then all need to be. 13066 boolean needToVerify = false; 13067 for (PackageParser.Activity a : pkg.activities) { 13068 for (ActivityIntentInfo filter : a.intents) { 13069 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13070 if (DEBUG_DOMAIN_VERIFICATION) { 13071 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13072 } 13073 needToVerify = true; 13074 break; 13075 } 13076 } 13077 } 13078 13079 if (needToVerify) { 13080 final int verificationId = mIntentFilterVerificationToken++; 13081 for (PackageParser.Activity a : pkg.activities) { 13082 for (ActivityIntentInfo filter : a.intents) { 13083 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13084 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13085 "Verification needed for IntentFilter:" + filter.toString()); 13086 mIntentFilterVerifier.addOneIntentFilterVerification( 13087 verifierUid, userId, verificationId, filter, packageName); 13088 count++; 13089 } 13090 } 13091 } 13092 } 13093 } 13094 13095 if (count > 0) { 13096 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13097 + " IntentFilter verification" + (count > 1 ? "s" : "") 13098 + " for userId:" + userId); 13099 mIntentFilterVerifier.startVerifications(userId); 13100 } else { 13101 if (DEBUG_DOMAIN_VERIFICATION) { 13102 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13103 } 13104 } 13105 } 13106 13107 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13108 final ComponentName cn = filter.activity.getComponentName(); 13109 final String packageName = cn.getPackageName(); 13110 13111 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13112 packageName); 13113 if (ivi == null) { 13114 return true; 13115 } 13116 int status = ivi.getStatus(); 13117 switch (status) { 13118 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13119 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13120 return true; 13121 13122 default: 13123 // Nothing to do 13124 return false; 13125 } 13126 } 13127 13128 private static boolean isMultiArch(ApplicationInfo info) { 13129 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13130 } 13131 13132 private static boolean isExternal(PackageParser.Package pkg) { 13133 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13134 } 13135 13136 private static boolean isExternal(PackageSetting ps) { 13137 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13138 } 13139 13140 private static boolean isEphemeral(PackageParser.Package pkg) { 13141 return pkg.applicationInfo.isEphemeralApp(); 13142 } 13143 13144 private static boolean isEphemeral(PackageSetting ps) { 13145 return ps.pkg != null && isEphemeral(ps.pkg); 13146 } 13147 13148 private static boolean isSystemApp(PackageParser.Package pkg) { 13149 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13150 } 13151 13152 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13153 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13154 } 13155 13156 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13157 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13158 } 13159 13160 private static boolean isSystemApp(PackageSetting ps) { 13161 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13162 } 13163 13164 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13165 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13166 } 13167 13168 private int packageFlagsToInstallFlags(PackageSetting ps) { 13169 int installFlags = 0; 13170 if (isEphemeral(ps)) { 13171 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13172 } 13173 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13174 // This existing package was an external ASEC install when we have 13175 // the external flag without a UUID 13176 installFlags |= PackageManager.INSTALL_EXTERNAL; 13177 } 13178 if (ps.isForwardLocked()) { 13179 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13180 } 13181 return installFlags; 13182 } 13183 13184 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13185 if (isExternal(pkg)) { 13186 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13187 return StorageManager.UUID_PRIMARY_PHYSICAL; 13188 } else { 13189 return pkg.volumeUuid; 13190 } 13191 } else { 13192 return StorageManager.UUID_PRIVATE_INTERNAL; 13193 } 13194 } 13195 13196 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13197 if (isExternal(pkg)) { 13198 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13199 return mSettings.getExternalVersion(); 13200 } else { 13201 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13202 } 13203 } else { 13204 return mSettings.getInternalVersion(); 13205 } 13206 } 13207 13208 private void deleteTempPackageFiles() { 13209 final FilenameFilter filter = new FilenameFilter() { 13210 public boolean accept(File dir, String name) { 13211 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13212 } 13213 }; 13214 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13215 file.delete(); 13216 } 13217 } 13218 13219 @Override 13220 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13221 int flags) { 13222 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13223 flags); 13224 } 13225 13226 @Override 13227 public void deletePackage(final String packageName, 13228 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13229 mContext.enforceCallingOrSelfPermission( 13230 android.Manifest.permission.DELETE_PACKAGES, null); 13231 Preconditions.checkNotNull(packageName); 13232 Preconditions.checkNotNull(observer); 13233 final int uid = Binder.getCallingUid(); 13234 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13235 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13236 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13237 mContext.enforceCallingOrSelfPermission( 13238 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13239 "deletePackage for user " + userId); 13240 } 13241 13242 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13243 try { 13244 observer.onPackageDeleted(packageName, 13245 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13246 } catch (RemoteException re) { 13247 } 13248 return; 13249 } 13250 13251 for (int currentUserId : users) { 13252 if (getBlockUninstallForUser(packageName, currentUserId)) { 13253 try { 13254 observer.onPackageDeleted(packageName, 13255 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13256 } catch (RemoteException re) { 13257 } 13258 return; 13259 } 13260 } 13261 13262 if (DEBUG_REMOVE) { 13263 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13264 } 13265 // Queue up an async operation since the package deletion may take a little while. 13266 mHandler.post(new Runnable() { 13267 public void run() { 13268 mHandler.removeCallbacks(this); 13269 final int returnCode = deletePackageX(packageName, userId, flags); 13270 try { 13271 observer.onPackageDeleted(packageName, returnCode, null); 13272 } catch (RemoteException e) { 13273 Log.i(TAG, "Observer no longer exists."); 13274 } //end catch 13275 } //end run 13276 }); 13277 } 13278 13279 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13280 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13281 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13282 try { 13283 if (dpm != null) { 13284 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13285 /* callingUserOnly =*/ false); 13286 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13287 : deviceOwnerComponentName.getPackageName(); 13288 // Does the package contains the device owner? 13289 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13290 // this check is probably not needed, since DO should be registered as a device 13291 // admin on some user too. (Original bug for this: b/17657954) 13292 if (packageName.equals(deviceOwnerPackageName)) { 13293 return true; 13294 } 13295 // Does it contain a device admin for any user? 13296 int[] users; 13297 if (userId == UserHandle.USER_ALL) { 13298 users = sUserManager.getUserIds(); 13299 } else { 13300 users = new int[]{userId}; 13301 } 13302 for (int i = 0; i < users.length; ++i) { 13303 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13304 return true; 13305 } 13306 } 13307 } 13308 } catch (RemoteException e) { 13309 } 13310 return false; 13311 } 13312 13313 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13314 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13315 } 13316 13317 /** 13318 * This method is an internal method that could be get invoked either 13319 * to delete an installed package or to clean up a failed installation. 13320 * After deleting an installed package, a broadcast is sent to notify any 13321 * listeners that the package has been installed. For cleaning up a failed 13322 * installation, the broadcast is not necessary since the package's 13323 * installation wouldn't have sent the initial broadcast either 13324 * The key steps in deleting a package are 13325 * deleting the package information in internal structures like mPackages, 13326 * deleting the packages base directories through installd 13327 * updating mSettings to reflect current status 13328 * persisting settings for later use 13329 * sending a broadcast if necessary 13330 */ 13331 private int deletePackageX(String packageName, int userId, int flags) { 13332 final PackageRemovedInfo info = new PackageRemovedInfo(); 13333 final boolean res; 13334 13335 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13336 ? UserHandle.ALL : new UserHandle(userId); 13337 13338 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13339 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13340 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13341 } 13342 13343 boolean removedForAllUsers = false; 13344 boolean systemUpdate = false; 13345 13346 PackageParser.Package uninstalledPkg; 13347 13348 // for the uninstall-updates case and restricted profiles, remember the per- 13349 // userhandle installed state 13350 int[] allUsers; 13351 boolean[] perUserInstalled; 13352 synchronized (mPackages) { 13353 uninstalledPkg = mPackages.get(packageName); 13354 PackageSetting ps = mSettings.mPackages.get(packageName); 13355 allUsers = sUserManager.getUserIds(); 13356 perUserInstalled = new boolean[allUsers.length]; 13357 for (int i = 0; i < allUsers.length; i++) { 13358 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13359 } 13360 } 13361 13362 synchronized (mInstallLock) { 13363 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13364 res = deletePackageLI(packageName, removeForUser, 13365 true, allUsers, perUserInstalled, 13366 flags | REMOVE_CHATTY, info, true); 13367 systemUpdate = info.isRemovedPackageSystemUpdate; 13368 synchronized (mPackages) { 13369 if (res) { 13370 if (!systemUpdate && mPackages.get(packageName) == null) { 13371 removedForAllUsers = true; 13372 } 13373 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13374 } 13375 } 13376 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13377 + " removedForAllUsers=" + removedForAllUsers); 13378 } 13379 13380 if (res) { 13381 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13382 13383 // If the removed package was a system update, the old system package 13384 // was re-enabled; we need to broadcast this information 13385 if (systemUpdate) { 13386 Bundle extras = new Bundle(1); 13387 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13388 ? info.removedAppId : info.uid); 13389 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13390 13391 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13392 extras, 0, null, null, null); 13393 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13394 extras, 0, null, null, null); 13395 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13396 null, 0, packageName, null, null); 13397 } 13398 } 13399 // Force a gc here. 13400 Runtime.getRuntime().gc(); 13401 // Delete the resources here after sending the broadcast to let 13402 // other processes clean up before deleting resources. 13403 if (info.args != null) { 13404 synchronized (mInstallLock) { 13405 info.args.doPostDeleteLI(true); 13406 } 13407 } 13408 13409 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13410 } 13411 13412 class PackageRemovedInfo { 13413 String removedPackage; 13414 int uid = -1; 13415 int removedAppId = -1; 13416 int[] removedUsers = null; 13417 boolean isRemovedPackageSystemUpdate = false; 13418 // Clean up resources deleted packages. 13419 InstallArgs args = null; 13420 13421 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13422 Bundle extras = new Bundle(1); 13423 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13424 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13425 if (replacing) { 13426 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13427 } 13428 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13429 if (removedPackage != null) { 13430 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13431 extras, 0, null, null, removedUsers); 13432 if (fullRemove && !replacing) { 13433 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13434 extras, 0, null, null, removedUsers); 13435 } 13436 } 13437 if (removedAppId >= 0) { 13438 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13439 removedUsers); 13440 } 13441 } 13442 } 13443 13444 /* 13445 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13446 * flag is not set, the data directory is removed as well. 13447 * make sure this flag is set for partially installed apps. If not its meaningless to 13448 * delete a partially installed application. 13449 */ 13450 private void removePackageDataLI(PackageSetting ps, 13451 int[] allUserHandles, boolean[] perUserInstalled, 13452 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13453 String packageName = ps.name; 13454 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13455 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13456 // Retrieve object to delete permissions for shared user later on 13457 final PackageSetting deletedPs; 13458 // reader 13459 synchronized (mPackages) { 13460 deletedPs = mSettings.mPackages.get(packageName); 13461 if (outInfo != null) { 13462 outInfo.removedPackage = packageName; 13463 outInfo.removedUsers = deletedPs != null 13464 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13465 : null; 13466 } 13467 } 13468 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13469 removeDataDirsLI(ps.volumeUuid, packageName); 13470 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13471 } 13472 // writer 13473 synchronized (mPackages) { 13474 if (deletedPs != null) { 13475 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13476 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13477 clearDefaultBrowserIfNeeded(packageName); 13478 if (outInfo != null) { 13479 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13480 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13481 } 13482 updatePermissionsLPw(deletedPs.name, null, 0); 13483 if (deletedPs.sharedUser != null) { 13484 // Remove permissions associated with package. Since runtime 13485 // permissions are per user we have to kill the removed package 13486 // or packages running under the shared user of the removed 13487 // package if revoking the permissions requested only by the removed 13488 // package is successful and this causes a change in gids. 13489 for (int userId : UserManagerService.getInstance().getUserIds()) { 13490 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13491 userId); 13492 if (userIdToKill == UserHandle.USER_ALL 13493 || userIdToKill >= UserHandle.USER_SYSTEM) { 13494 // If gids changed for this user, kill all affected packages. 13495 mHandler.post(new Runnable() { 13496 @Override 13497 public void run() { 13498 // This has to happen with no lock held. 13499 killApplication(deletedPs.name, deletedPs.appId, 13500 KILL_APP_REASON_GIDS_CHANGED); 13501 } 13502 }); 13503 break; 13504 } 13505 } 13506 } 13507 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13508 } 13509 // make sure to preserve per-user disabled state if this removal was just 13510 // a downgrade of a system app to the factory package 13511 if (allUserHandles != null && perUserInstalled != null) { 13512 if (DEBUG_REMOVE) { 13513 Slog.d(TAG, "Propagating install state across downgrade"); 13514 } 13515 for (int i = 0; i < allUserHandles.length; i++) { 13516 if (DEBUG_REMOVE) { 13517 Slog.d(TAG, " user " + allUserHandles[i] 13518 + " => " + perUserInstalled[i]); 13519 } 13520 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13521 } 13522 } 13523 } 13524 // can downgrade to reader 13525 if (writeSettings) { 13526 // Save settings now 13527 mSettings.writeLPr(); 13528 } 13529 } 13530 if (outInfo != null) { 13531 // A user ID was deleted here. Go through all users and remove it 13532 // from KeyStore. 13533 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13534 } 13535 } 13536 13537 static boolean locationIsPrivileged(File path) { 13538 try { 13539 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13540 .getCanonicalPath(); 13541 return path.getCanonicalPath().startsWith(privilegedAppDir); 13542 } catch (IOException e) { 13543 Slog.e(TAG, "Unable to access code path " + path); 13544 } 13545 return false; 13546 } 13547 13548 /* 13549 * Tries to delete system package. 13550 */ 13551 private boolean deleteSystemPackageLI(PackageSetting newPs, 13552 int[] allUserHandles, boolean[] perUserInstalled, 13553 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13554 final boolean applyUserRestrictions 13555 = (allUserHandles != null) && (perUserInstalled != null); 13556 PackageSetting disabledPs = null; 13557 // Confirm if the system package has been updated 13558 // An updated system app can be deleted. This will also have to restore 13559 // the system pkg from system partition 13560 // reader 13561 synchronized (mPackages) { 13562 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13563 } 13564 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13565 + " disabledPs=" + disabledPs); 13566 if (disabledPs == null) { 13567 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13568 return false; 13569 } else if (DEBUG_REMOVE) { 13570 Slog.d(TAG, "Deleting system pkg from data partition"); 13571 } 13572 if (DEBUG_REMOVE) { 13573 if (applyUserRestrictions) { 13574 Slog.d(TAG, "Remembering install states:"); 13575 for (int i = 0; i < allUserHandles.length; i++) { 13576 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13577 } 13578 } 13579 } 13580 // Delete the updated package 13581 outInfo.isRemovedPackageSystemUpdate = true; 13582 if (disabledPs.versionCode < newPs.versionCode) { 13583 // Delete data for downgrades 13584 flags &= ~PackageManager.DELETE_KEEP_DATA; 13585 } else { 13586 // Preserve data by setting flag 13587 flags |= PackageManager.DELETE_KEEP_DATA; 13588 } 13589 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13590 allUserHandles, perUserInstalled, outInfo, writeSettings); 13591 if (!ret) { 13592 return false; 13593 } 13594 // writer 13595 synchronized (mPackages) { 13596 // Reinstate the old system package 13597 mSettings.enableSystemPackageLPw(newPs.name); 13598 // Remove any native libraries from the upgraded package. 13599 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13600 } 13601 // Install the system package 13602 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13603 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13604 if (locationIsPrivileged(disabledPs.codePath)) { 13605 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13606 } 13607 13608 final PackageParser.Package newPkg; 13609 try { 13610 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13611 } catch (PackageManagerException e) { 13612 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13613 return false; 13614 } 13615 13616 prepareAppDataAfterInstall(newPkg); 13617 13618 // writer 13619 synchronized (mPackages) { 13620 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13621 13622 // Propagate the permissions state as we do not want to drop on the floor 13623 // runtime permissions. The update permissions method below will take 13624 // care of removing obsolete permissions and grant install permissions. 13625 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13626 updatePermissionsLPw(newPkg.packageName, newPkg, 13627 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13628 13629 if (applyUserRestrictions) { 13630 if (DEBUG_REMOVE) { 13631 Slog.d(TAG, "Propagating install state across reinstall"); 13632 } 13633 for (int i = 0; i < allUserHandles.length; i++) { 13634 if (DEBUG_REMOVE) { 13635 Slog.d(TAG, " user " + allUserHandles[i] 13636 + " => " + perUserInstalled[i]); 13637 } 13638 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13639 13640 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13641 } 13642 // Regardless of writeSettings we need to ensure that this restriction 13643 // state propagation is persisted 13644 mSettings.writeAllUsersPackageRestrictionsLPr(); 13645 } 13646 // can downgrade to reader here 13647 if (writeSettings) { 13648 mSettings.writeLPr(); 13649 } 13650 } 13651 return true; 13652 } 13653 13654 private boolean deleteInstalledPackageLI(PackageSetting ps, 13655 boolean deleteCodeAndResources, int flags, 13656 int[] allUserHandles, boolean[] perUserInstalled, 13657 PackageRemovedInfo outInfo, boolean writeSettings) { 13658 if (outInfo != null) { 13659 outInfo.uid = ps.appId; 13660 } 13661 13662 // Delete package data from internal structures and also remove data if flag is set 13663 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13664 13665 // Delete application code and resources 13666 if (deleteCodeAndResources && (outInfo != null)) { 13667 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13668 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13669 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13670 } 13671 return true; 13672 } 13673 13674 @Override 13675 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13676 int userId) { 13677 mContext.enforceCallingOrSelfPermission( 13678 android.Manifest.permission.DELETE_PACKAGES, null); 13679 synchronized (mPackages) { 13680 PackageSetting ps = mSettings.mPackages.get(packageName); 13681 if (ps == null) { 13682 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13683 return false; 13684 } 13685 if (!ps.getInstalled(userId)) { 13686 // Can't block uninstall for an app that is not installed or enabled. 13687 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13688 return false; 13689 } 13690 ps.setBlockUninstall(blockUninstall, userId); 13691 mSettings.writePackageRestrictionsLPr(userId); 13692 } 13693 return true; 13694 } 13695 13696 @Override 13697 public boolean getBlockUninstallForUser(String packageName, int userId) { 13698 synchronized (mPackages) { 13699 PackageSetting ps = mSettings.mPackages.get(packageName); 13700 if (ps == null) { 13701 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13702 return false; 13703 } 13704 return ps.getBlockUninstall(userId); 13705 } 13706 } 13707 13708 @Override 13709 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13710 int callingUid = Binder.getCallingUid(); 13711 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13712 throw new SecurityException( 13713 "setRequiredForSystemUser can only be run by the system or root"); 13714 } 13715 synchronized (mPackages) { 13716 PackageSetting ps = mSettings.mPackages.get(packageName); 13717 if (ps == null) { 13718 Log.w(TAG, "Package doesn't exist: " + packageName); 13719 return false; 13720 } 13721 if (systemUserApp) { 13722 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13723 } else { 13724 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13725 } 13726 mSettings.writeLPr(); 13727 } 13728 return true; 13729 } 13730 13731 /* 13732 * This method handles package deletion in general 13733 */ 13734 private boolean deletePackageLI(String packageName, UserHandle user, 13735 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13736 int flags, PackageRemovedInfo outInfo, 13737 boolean writeSettings) { 13738 if (packageName == null) { 13739 Slog.w(TAG, "Attempt to delete null packageName."); 13740 return false; 13741 } 13742 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13743 PackageSetting ps; 13744 boolean dataOnly = false; 13745 int removeUser = -1; 13746 int appId = -1; 13747 synchronized (mPackages) { 13748 ps = mSettings.mPackages.get(packageName); 13749 if (ps == null) { 13750 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13751 return false; 13752 } 13753 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13754 && user.getIdentifier() != UserHandle.USER_ALL) { 13755 // The caller is asking that the package only be deleted for a single 13756 // user. To do this, we just mark its uninstalled state and delete 13757 // its data. If this is a system app, we only allow this to happen if 13758 // they have set the special DELETE_SYSTEM_APP which requests different 13759 // semantics than normal for uninstalling system apps. 13760 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13761 final int userId = user.getIdentifier(); 13762 ps.setUserState(userId, 13763 COMPONENT_ENABLED_STATE_DEFAULT, 13764 false, //installed 13765 true, //stopped 13766 true, //notLaunched 13767 false, //hidden 13768 false, //suspended 13769 null, null, null, 13770 false, // blockUninstall 13771 ps.readUserState(userId).domainVerificationStatus, 0); 13772 if (!isSystemApp(ps)) { 13773 // Do not uninstall the APK if an app should be cached 13774 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13775 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13776 // Other user still have this package installed, so all 13777 // we need to do is clear this user's data and save that 13778 // it is uninstalled. 13779 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13780 removeUser = user.getIdentifier(); 13781 appId = ps.appId; 13782 scheduleWritePackageRestrictionsLocked(removeUser); 13783 } else { 13784 // We need to set it back to 'installed' so the uninstall 13785 // broadcasts will be sent correctly. 13786 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13787 ps.setInstalled(true, user.getIdentifier()); 13788 } 13789 } else { 13790 // This is a system app, so we assume that the 13791 // other users still have this package installed, so all 13792 // we need to do is clear this user's data and save that 13793 // it is uninstalled. 13794 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13795 removeUser = user.getIdentifier(); 13796 appId = ps.appId; 13797 scheduleWritePackageRestrictionsLocked(removeUser); 13798 } 13799 } 13800 } 13801 13802 if (removeUser >= 0) { 13803 // From above, we determined that we are deleting this only 13804 // for a single user. Continue the work here. 13805 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13806 if (outInfo != null) { 13807 outInfo.removedPackage = packageName; 13808 outInfo.removedAppId = appId; 13809 outInfo.removedUsers = new int[] {removeUser}; 13810 } 13811 // TODO: triage flags as part of 26466827 13812 final int installerFlags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13813 try { 13814 mInstaller.destroyAppData(ps.volumeUuid, packageName, removeUser, installerFlags); 13815 } catch (InstallerException e) { 13816 Slog.w(TAG, "Failed to delete app data", e); 13817 } 13818 removeKeystoreDataIfNeeded(removeUser, appId); 13819 schedulePackageCleaning(packageName, removeUser, false); 13820 synchronized (mPackages) { 13821 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13822 scheduleWritePackageRestrictionsLocked(removeUser); 13823 } 13824 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13825 } 13826 return true; 13827 } 13828 13829 if (dataOnly) { 13830 // Delete application data first 13831 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13832 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13833 return true; 13834 } 13835 13836 boolean ret = false; 13837 if (isSystemApp(ps)) { 13838 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13839 // When an updated system application is deleted we delete the existing resources as well and 13840 // fall back to existing code in system partition 13841 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13842 flags, outInfo, writeSettings); 13843 } else { 13844 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13845 // Kill application pre-emptively especially for apps on sd. 13846 killApplication(packageName, ps.appId, "uninstall pkg"); 13847 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13848 allUserHandles, perUserInstalled, 13849 outInfo, writeSettings); 13850 } 13851 13852 return ret; 13853 } 13854 13855 private final static class ClearStorageConnection implements ServiceConnection { 13856 IMediaContainerService mContainerService; 13857 13858 @Override 13859 public void onServiceConnected(ComponentName name, IBinder service) { 13860 synchronized (this) { 13861 mContainerService = IMediaContainerService.Stub.asInterface(service); 13862 notifyAll(); 13863 } 13864 } 13865 13866 @Override 13867 public void onServiceDisconnected(ComponentName name) { 13868 } 13869 } 13870 13871 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13872 final boolean mounted; 13873 if (Environment.isExternalStorageEmulated()) { 13874 mounted = true; 13875 } else { 13876 final String status = Environment.getExternalStorageState(); 13877 13878 mounted = status.equals(Environment.MEDIA_MOUNTED) 13879 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13880 } 13881 13882 if (!mounted) { 13883 return; 13884 } 13885 13886 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13887 int[] users; 13888 if (userId == UserHandle.USER_ALL) { 13889 users = sUserManager.getUserIds(); 13890 } else { 13891 users = new int[] { userId }; 13892 } 13893 final ClearStorageConnection conn = new ClearStorageConnection(); 13894 if (mContext.bindServiceAsUser( 13895 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13896 try { 13897 for (int curUser : users) { 13898 long timeout = SystemClock.uptimeMillis() + 5000; 13899 synchronized (conn) { 13900 long now = SystemClock.uptimeMillis(); 13901 while (conn.mContainerService == null && now < timeout) { 13902 try { 13903 conn.wait(timeout - now); 13904 } catch (InterruptedException e) { 13905 } 13906 } 13907 } 13908 if (conn.mContainerService == null) { 13909 return; 13910 } 13911 13912 final UserEnvironment userEnv = new UserEnvironment(curUser); 13913 clearDirectory(conn.mContainerService, 13914 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13915 if (allData) { 13916 clearDirectory(conn.mContainerService, 13917 userEnv.buildExternalStorageAppDataDirs(packageName)); 13918 clearDirectory(conn.mContainerService, 13919 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13920 } 13921 } 13922 } finally { 13923 mContext.unbindService(conn); 13924 } 13925 } 13926 } 13927 13928 @Override 13929 public void clearApplicationUserData(final String packageName, 13930 final IPackageDataObserver observer, final int userId) { 13931 mContext.enforceCallingOrSelfPermission( 13932 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13933 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13934 // Queue up an async operation since the package deletion may take a little while. 13935 mHandler.post(new Runnable() { 13936 public void run() { 13937 mHandler.removeCallbacks(this); 13938 final boolean succeeded; 13939 synchronized (mInstallLock) { 13940 succeeded = clearApplicationUserDataLI(packageName, userId); 13941 } 13942 clearExternalStorageDataSync(packageName, userId, true); 13943 if (succeeded) { 13944 // invoke DeviceStorageMonitor's update method to clear any notifications 13945 DeviceStorageMonitorInternal 13946 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13947 if (dsm != null) { 13948 dsm.checkMemory(); 13949 } 13950 } 13951 if(observer != null) { 13952 try { 13953 observer.onRemoveCompleted(packageName, succeeded); 13954 } catch (RemoteException e) { 13955 Log.i(TAG, "Observer no longer exists."); 13956 } 13957 } //end if observer 13958 } //end run 13959 }); 13960 } 13961 13962 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13963 if (packageName == null) { 13964 Slog.w(TAG, "Attempt to delete null packageName."); 13965 return false; 13966 } 13967 13968 // Try finding details about the requested package 13969 PackageParser.Package pkg; 13970 synchronized (mPackages) { 13971 pkg = mPackages.get(packageName); 13972 if (pkg == null) { 13973 final PackageSetting ps = mSettings.mPackages.get(packageName); 13974 if (ps != null) { 13975 pkg = ps.pkg; 13976 } 13977 } 13978 13979 if (pkg == null) { 13980 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13981 return false; 13982 } 13983 13984 PackageSetting ps = (PackageSetting) pkg.mExtras; 13985 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13986 } 13987 13988 // Always delete data directories for package, even if we found no other 13989 // record of app. This helps users recover from UID mismatches without 13990 // resorting to a full data wipe. 13991 // TODO: triage flags as part of 26466827 13992 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13993 try { 13994 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 13995 } catch (InstallerException e) { 13996 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 13997 return false; 13998 } 13999 14000 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14001 removeKeystoreDataIfNeeded(userId, appId); 14002 14003 // Create a native library symlink only if we have native libraries 14004 // and if the native libraries are 32 bit libraries. We do not provide 14005 // this symlink for 64 bit libraries. 14006 if (pkg.applicationInfo.primaryCpuAbi != null && 14007 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14008 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14009 try { 14010 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14011 nativeLibPath, userId); 14012 } catch (InstallerException e) { 14013 Slog.w(TAG, "Failed linking native library dir", e); 14014 return false; 14015 } 14016 } 14017 14018 return true; 14019 } 14020 14021 /** 14022 * Reverts user permission state changes (permissions and flags) in 14023 * all packages for a given user. 14024 * 14025 * @param userId The device user for which to do a reset. 14026 */ 14027 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14028 final int packageCount = mPackages.size(); 14029 for (int i = 0; i < packageCount; i++) { 14030 PackageParser.Package pkg = mPackages.valueAt(i); 14031 PackageSetting ps = (PackageSetting) pkg.mExtras; 14032 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14033 } 14034 } 14035 14036 /** 14037 * Reverts user permission state changes (permissions and flags). 14038 * 14039 * @param ps The package for which to reset. 14040 * @param userId The device user for which to do a reset. 14041 */ 14042 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14043 final PackageSetting ps, final int userId) { 14044 if (ps.pkg == null) { 14045 return; 14046 } 14047 14048 // These are flags that can change base on user actions. 14049 final int userSettableMask = FLAG_PERMISSION_USER_SET 14050 | FLAG_PERMISSION_USER_FIXED 14051 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14052 | FLAG_PERMISSION_REVIEW_REQUIRED; 14053 14054 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14055 | FLAG_PERMISSION_POLICY_FIXED; 14056 14057 boolean writeInstallPermissions = false; 14058 boolean writeRuntimePermissions = false; 14059 14060 final int permissionCount = ps.pkg.requestedPermissions.size(); 14061 for (int i = 0; i < permissionCount; i++) { 14062 String permission = ps.pkg.requestedPermissions.get(i); 14063 14064 BasePermission bp = mSettings.mPermissions.get(permission); 14065 if (bp == null) { 14066 continue; 14067 } 14068 14069 // If shared user we just reset the state to which only this app contributed. 14070 if (ps.sharedUser != null) { 14071 boolean used = false; 14072 final int packageCount = ps.sharedUser.packages.size(); 14073 for (int j = 0; j < packageCount; j++) { 14074 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14075 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14076 && pkg.pkg.requestedPermissions.contains(permission)) { 14077 used = true; 14078 break; 14079 } 14080 } 14081 if (used) { 14082 continue; 14083 } 14084 } 14085 14086 PermissionsState permissionsState = ps.getPermissionsState(); 14087 14088 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14089 14090 // Always clear the user settable flags. 14091 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14092 bp.name) != null; 14093 // If permission review is enabled and this is a legacy app, mark the 14094 // permission as requiring a review as this is the initial state. 14095 int flags = 0; 14096 if (Build.PERMISSIONS_REVIEW_REQUIRED 14097 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14098 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14099 } 14100 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14101 if (hasInstallState) { 14102 writeInstallPermissions = true; 14103 } else { 14104 writeRuntimePermissions = true; 14105 } 14106 } 14107 14108 // Below is only runtime permission handling. 14109 if (!bp.isRuntime()) { 14110 continue; 14111 } 14112 14113 // Never clobber system or policy. 14114 if ((oldFlags & policyOrSystemFlags) != 0) { 14115 continue; 14116 } 14117 14118 // If this permission was granted by default, make sure it is. 14119 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14120 if (permissionsState.grantRuntimePermission(bp, userId) 14121 != PERMISSION_OPERATION_FAILURE) { 14122 writeRuntimePermissions = true; 14123 } 14124 // If permission review is enabled the permissions for a legacy apps 14125 // are represented as constantly granted runtime ones, so don't revoke. 14126 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14127 // Otherwise, reset the permission. 14128 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14129 switch (revokeResult) { 14130 case PERMISSION_OPERATION_SUCCESS: { 14131 writeRuntimePermissions = true; 14132 } break; 14133 14134 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14135 writeRuntimePermissions = true; 14136 final int appId = ps.appId; 14137 mHandler.post(new Runnable() { 14138 @Override 14139 public void run() { 14140 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14141 } 14142 }); 14143 } break; 14144 } 14145 } 14146 } 14147 14148 // Synchronously write as we are taking permissions away. 14149 if (writeRuntimePermissions) { 14150 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14151 } 14152 14153 // Synchronously write as we are taking permissions away. 14154 if (writeInstallPermissions) { 14155 mSettings.writeLPr(); 14156 } 14157 } 14158 14159 /** 14160 * Remove entries from the keystore daemon. Will only remove it if the 14161 * {@code appId} is valid. 14162 */ 14163 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14164 if (appId < 0) { 14165 return; 14166 } 14167 14168 final KeyStore keyStore = KeyStore.getInstance(); 14169 if (keyStore != null) { 14170 if (userId == UserHandle.USER_ALL) { 14171 for (final int individual : sUserManager.getUserIds()) { 14172 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14173 } 14174 } else { 14175 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14176 } 14177 } else { 14178 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14179 } 14180 } 14181 14182 @Override 14183 public void deleteApplicationCacheFiles(final String packageName, 14184 final IPackageDataObserver observer) { 14185 mContext.enforceCallingOrSelfPermission( 14186 android.Manifest.permission.DELETE_CACHE_FILES, null); 14187 // Queue up an async operation since the package deletion may take a little while. 14188 final int userId = UserHandle.getCallingUserId(); 14189 mHandler.post(new Runnable() { 14190 public void run() { 14191 mHandler.removeCallbacks(this); 14192 final boolean succeded; 14193 synchronized (mInstallLock) { 14194 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14195 } 14196 clearExternalStorageDataSync(packageName, userId, false); 14197 if (observer != null) { 14198 try { 14199 observer.onRemoveCompleted(packageName, succeded); 14200 } catch (RemoteException e) { 14201 Log.i(TAG, "Observer no longer exists."); 14202 } 14203 } //end if observer 14204 } //end run 14205 }); 14206 } 14207 14208 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14209 if (packageName == null) { 14210 Slog.w(TAG, "Attempt to delete null packageName."); 14211 return false; 14212 } 14213 PackageParser.Package p; 14214 synchronized (mPackages) { 14215 p = mPackages.get(packageName); 14216 } 14217 if (p == null) { 14218 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14219 return false; 14220 } 14221 final ApplicationInfo applicationInfo = p.applicationInfo; 14222 if (applicationInfo == null) { 14223 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14224 return false; 14225 } 14226 // TODO: triage flags as part of 26466827 14227 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14228 try { 14229 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14230 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14231 } catch (InstallerException e) { 14232 Slog.w(TAG, "Couldn't remove cache files for package " 14233 + packageName + " u" + userId, e); 14234 return false; 14235 } 14236 return true; 14237 } 14238 14239 @Override 14240 public void getPackageSizeInfo(final String packageName, int userHandle, 14241 final IPackageStatsObserver observer) { 14242 mContext.enforceCallingOrSelfPermission( 14243 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14244 if (packageName == null) { 14245 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14246 } 14247 14248 PackageStats stats = new PackageStats(packageName, userHandle); 14249 14250 /* 14251 * Queue up an async operation since the package measurement may take a 14252 * little while. 14253 */ 14254 Message msg = mHandler.obtainMessage(INIT_COPY); 14255 msg.obj = new MeasureParams(stats, observer); 14256 mHandler.sendMessage(msg); 14257 } 14258 14259 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14260 PackageStats pStats) { 14261 if (packageName == null) { 14262 Slog.w(TAG, "Attempt to get size of null packageName."); 14263 return false; 14264 } 14265 PackageParser.Package p; 14266 boolean dataOnly = false; 14267 String libDirRoot = null; 14268 String asecPath = null; 14269 PackageSetting ps = null; 14270 synchronized (mPackages) { 14271 p = mPackages.get(packageName); 14272 ps = mSettings.mPackages.get(packageName); 14273 if(p == null) { 14274 dataOnly = true; 14275 if((ps == null) || (ps.pkg == null)) { 14276 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14277 return false; 14278 } 14279 p = ps.pkg; 14280 } 14281 if (ps != null) { 14282 libDirRoot = ps.legacyNativeLibraryPathString; 14283 } 14284 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14285 final long token = Binder.clearCallingIdentity(); 14286 try { 14287 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14288 if (secureContainerId != null) { 14289 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14290 } 14291 } finally { 14292 Binder.restoreCallingIdentity(token); 14293 } 14294 } 14295 } 14296 String publicSrcDir = null; 14297 if(!dataOnly) { 14298 final ApplicationInfo applicationInfo = p.applicationInfo; 14299 if (applicationInfo == null) { 14300 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14301 return false; 14302 } 14303 if (p.isForwardLocked()) { 14304 publicSrcDir = applicationInfo.getBaseResourcePath(); 14305 } 14306 } 14307 // TODO: extend to measure size of split APKs 14308 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14309 // not just the first level. 14310 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14311 // just the primary. 14312 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14313 14314 String apkPath; 14315 File packageDir = new File(p.codePath); 14316 14317 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14318 apkPath = packageDir.getAbsolutePath(); 14319 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14320 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14321 libDirRoot = null; 14322 } 14323 } else { 14324 apkPath = p.baseCodePath; 14325 } 14326 14327 // TODO: triage flags as part of 26466827 14328 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14329 try { 14330 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 14331 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14332 } catch (InstallerException e) { 14333 return false; 14334 } 14335 14336 // Fix-up for forward-locked applications in ASEC containers. 14337 if (!isExternal(p)) { 14338 pStats.codeSize += pStats.externalCodeSize; 14339 pStats.externalCodeSize = 0L; 14340 } 14341 14342 return true; 14343 } 14344 14345 14346 @Override 14347 public void addPackageToPreferred(String packageName) { 14348 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14349 } 14350 14351 @Override 14352 public void removePackageFromPreferred(String packageName) { 14353 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14354 } 14355 14356 @Override 14357 public List<PackageInfo> getPreferredPackages(int flags) { 14358 return new ArrayList<PackageInfo>(); 14359 } 14360 14361 private int getUidTargetSdkVersionLockedLPr(int uid) { 14362 Object obj = mSettings.getUserIdLPr(uid); 14363 if (obj instanceof SharedUserSetting) { 14364 final SharedUserSetting sus = (SharedUserSetting) obj; 14365 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14366 final Iterator<PackageSetting> it = sus.packages.iterator(); 14367 while (it.hasNext()) { 14368 final PackageSetting ps = it.next(); 14369 if (ps.pkg != null) { 14370 int v = ps.pkg.applicationInfo.targetSdkVersion; 14371 if (v < vers) vers = v; 14372 } 14373 } 14374 return vers; 14375 } else if (obj instanceof PackageSetting) { 14376 final PackageSetting ps = (PackageSetting) obj; 14377 if (ps.pkg != null) { 14378 return ps.pkg.applicationInfo.targetSdkVersion; 14379 } 14380 } 14381 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14382 } 14383 14384 @Override 14385 public void addPreferredActivity(IntentFilter filter, int match, 14386 ComponentName[] set, ComponentName activity, int userId) { 14387 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14388 "Adding preferred"); 14389 } 14390 14391 private void addPreferredActivityInternal(IntentFilter filter, int match, 14392 ComponentName[] set, ComponentName activity, boolean always, int userId, 14393 String opname) { 14394 // writer 14395 int callingUid = Binder.getCallingUid(); 14396 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14397 if (filter.countActions() == 0) { 14398 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14399 return; 14400 } 14401 synchronized (mPackages) { 14402 if (mContext.checkCallingOrSelfPermission( 14403 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14404 != PackageManager.PERMISSION_GRANTED) { 14405 if (getUidTargetSdkVersionLockedLPr(callingUid) 14406 < Build.VERSION_CODES.FROYO) { 14407 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14408 + callingUid); 14409 return; 14410 } 14411 mContext.enforceCallingOrSelfPermission( 14412 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14413 } 14414 14415 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14416 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14417 + userId + ":"); 14418 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14419 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14420 scheduleWritePackageRestrictionsLocked(userId); 14421 } 14422 } 14423 14424 @Override 14425 public void replacePreferredActivity(IntentFilter filter, int match, 14426 ComponentName[] set, ComponentName activity, int userId) { 14427 if (filter.countActions() != 1) { 14428 throw new IllegalArgumentException( 14429 "replacePreferredActivity expects filter to have only 1 action."); 14430 } 14431 if (filter.countDataAuthorities() != 0 14432 || filter.countDataPaths() != 0 14433 || filter.countDataSchemes() > 1 14434 || filter.countDataTypes() != 0) { 14435 throw new IllegalArgumentException( 14436 "replacePreferredActivity expects filter to have no data authorities, " + 14437 "paths, or types; and at most one scheme."); 14438 } 14439 14440 final int callingUid = Binder.getCallingUid(); 14441 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14442 synchronized (mPackages) { 14443 if (mContext.checkCallingOrSelfPermission( 14444 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14445 != PackageManager.PERMISSION_GRANTED) { 14446 if (getUidTargetSdkVersionLockedLPr(callingUid) 14447 < Build.VERSION_CODES.FROYO) { 14448 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14449 + Binder.getCallingUid()); 14450 return; 14451 } 14452 mContext.enforceCallingOrSelfPermission( 14453 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14454 } 14455 14456 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14457 if (pir != null) { 14458 // Get all of the existing entries that exactly match this filter. 14459 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14460 if (existing != null && existing.size() == 1) { 14461 PreferredActivity cur = existing.get(0); 14462 if (DEBUG_PREFERRED) { 14463 Slog.i(TAG, "Checking replace of preferred:"); 14464 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14465 if (!cur.mPref.mAlways) { 14466 Slog.i(TAG, " -- CUR; not mAlways!"); 14467 } else { 14468 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14469 Slog.i(TAG, " -- CUR: mSet=" 14470 + Arrays.toString(cur.mPref.mSetComponents)); 14471 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14472 Slog.i(TAG, " -- NEW: mMatch=" 14473 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14474 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14475 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14476 } 14477 } 14478 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14479 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14480 && cur.mPref.sameSet(set)) { 14481 // Setting the preferred activity to what it happens to be already 14482 if (DEBUG_PREFERRED) { 14483 Slog.i(TAG, "Replacing with same preferred activity " 14484 + cur.mPref.mShortComponent + " for user " 14485 + userId + ":"); 14486 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14487 } 14488 return; 14489 } 14490 } 14491 14492 if (existing != null) { 14493 if (DEBUG_PREFERRED) { 14494 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14495 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14496 } 14497 for (int i = 0; i < existing.size(); i++) { 14498 PreferredActivity pa = existing.get(i); 14499 if (DEBUG_PREFERRED) { 14500 Slog.i(TAG, "Removing existing preferred activity " 14501 + pa.mPref.mComponent + ":"); 14502 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14503 } 14504 pir.removeFilter(pa); 14505 } 14506 } 14507 } 14508 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14509 "Replacing preferred"); 14510 } 14511 } 14512 14513 @Override 14514 public void clearPackagePreferredActivities(String packageName) { 14515 final int uid = Binder.getCallingUid(); 14516 // writer 14517 synchronized (mPackages) { 14518 PackageParser.Package pkg = mPackages.get(packageName); 14519 if (pkg == null || pkg.applicationInfo.uid != uid) { 14520 if (mContext.checkCallingOrSelfPermission( 14521 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14522 != PackageManager.PERMISSION_GRANTED) { 14523 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14524 < Build.VERSION_CODES.FROYO) { 14525 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14526 + Binder.getCallingUid()); 14527 return; 14528 } 14529 mContext.enforceCallingOrSelfPermission( 14530 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14531 } 14532 } 14533 14534 int user = UserHandle.getCallingUserId(); 14535 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14536 scheduleWritePackageRestrictionsLocked(user); 14537 } 14538 } 14539 } 14540 14541 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14542 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14543 ArrayList<PreferredActivity> removed = null; 14544 boolean changed = false; 14545 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14546 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14547 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14548 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14549 continue; 14550 } 14551 Iterator<PreferredActivity> it = pir.filterIterator(); 14552 while (it.hasNext()) { 14553 PreferredActivity pa = it.next(); 14554 // Mark entry for removal only if it matches the package name 14555 // and the entry is of type "always". 14556 if (packageName == null || 14557 (pa.mPref.mComponent.getPackageName().equals(packageName) 14558 && pa.mPref.mAlways)) { 14559 if (removed == null) { 14560 removed = new ArrayList<PreferredActivity>(); 14561 } 14562 removed.add(pa); 14563 } 14564 } 14565 if (removed != null) { 14566 for (int j=0; j<removed.size(); j++) { 14567 PreferredActivity pa = removed.get(j); 14568 pir.removeFilter(pa); 14569 } 14570 changed = true; 14571 } 14572 } 14573 return changed; 14574 } 14575 14576 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14577 private void clearIntentFilterVerificationsLPw(int userId) { 14578 final int packageCount = mPackages.size(); 14579 for (int i = 0; i < packageCount; i++) { 14580 PackageParser.Package pkg = mPackages.valueAt(i); 14581 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14582 } 14583 } 14584 14585 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14586 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14587 if (userId == UserHandle.USER_ALL) { 14588 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14589 sUserManager.getUserIds())) { 14590 for (int oneUserId : sUserManager.getUserIds()) { 14591 scheduleWritePackageRestrictionsLocked(oneUserId); 14592 } 14593 } 14594 } else { 14595 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14596 scheduleWritePackageRestrictionsLocked(userId); 14597 } 14598 } 14599 } 14600 14601 void clearDefaultBrowserIfNeeded(String packageName) { 14602 for (int oneUserId : sUserManager.getUserIds()) { 14603 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14604 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14605 if (packageName.equals(defaultBrowserPackageName)) { 14606 setDefaultBrowserPackageName(null, oneUserId); 14607 } 14608 } 14609 } 14610 14611 @Override 14612 public void resetApplicationPreferences(int userId) { 14613 mContext.enforceCallingOrSelfPermission( 14614 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14615 // writer 14616 synchronized (mPackages) { 14617 final long identity = Binder.clearCallingIdentity(); 14618 try { 14619 clearPackagePreferredActivitiesLPw(null, userId); 14620 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14621 // TODO: We have to reset the default SMS and Phone. This requires 14622 // significant refactoring to keep all default apps in the package 14623 // manager (cleaner but more work) or have the services provide 14624 // callbacks to the package manager to request a default app reset. 14625 applyFactoryDefaultBrowserLPw(userId); 14626 clearIntentFilterVerificationsLPw(userId); 14627 primeDomainVerificationsLPw(userId); 14628 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14629 scheduleWritePackageRestrictionsLocked(userId); 14630 } finally { 14631 Binder.restoreCallingIdentity(identity); 14632 } 14633 } 14634 } 14635 14636 @Override 14637 public int getPreferredActivities(List<IntentFilter> outFilters, 14638 List<ComponentName> outActivities, String packageName) { 14639 14640 int num = 0; 14641 final int userId = UserHandle.getCallingUserId(); 14642 // reader 14643 synchronized (mPackages) { 14644 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14645 if (pir != null) { 14646 final Iterator<PreferredActivity> it = pir.filterIterator(); 14647 while (it.hasNext()) { 14648 final PreferredActivity pa = it.next(); 14649 if (packageName == null 14650 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14651 && pa.mPref.mAlways)) { 14652 if (outFilters != null) { 14653 outFilters.add(new IntentFilter(pa)); 14654 } 14655 if (outActivities != null) { 14656 outActivities.add(pa.mPref.mComponent); 14657 } 14658 } 14659 } 14660 } 14661 } 14662 14663 return num; 14664 } 14665 14666 @Override 14667 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14668 int userId) { 14669 int callingUid = Binder.getCallingUid(); 14670 if (callingUid != Process.SYSTEM_UID) { 14671 throw new SecurityException( 14672 "addPersistentPreferredActivity can only be run by the system"); 14673 } 14674 if (filter.countActions() == 0) { 14675 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14676 return; 14677 } 14678 synchronized (mPackages) { 14679 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14680 ":"); 14681 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14682 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14683 new PersistentPreferredActivity(filter, activity)); 14684 scheduleWritePackageRestrictionsLocked(userId); 14685 } 14686 } 14687 14688 @Override 14689 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14690 int callingUid = Binder.getCallingUid(); 14691 if (callingUid != Process.SYSTEM_UID) { 14692 throw new SecurityException( 14693 "clearPackagePersistentPreferredActivities can only be run by the system"); 14694 } 14695 ArrayList<PersistentPreferredActivity> removed = null; 14696 boolean changed = false; 14697 synchronized (mPackages) { 14698 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14699 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14700 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14701 .valueAt(i); 14702 if (userId != thisUserId) { 14703 continue; 14704 } 14705 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14706 while (it.hasNext()) { 14707 PersistentPreferredActivity ppa = it.next(); 14708 // Mark entry for removal only if it matches the package name. 14709 if (ppa.mComponent.getPackageName().equals(packageName)) { 14710 if (removed == null) { 14711 removed = new ArrayList<PersistentPreferredActivity>(); 14712 } 14713 removed.add(ppa); 14714 } 14715 } 14716 if (removed != null) { 14717 for (int j=0; j<removed.size(); j++) { 14718 PersistentPreferredActivity ppa = removed.get(j); 14719 ppir.removeFilter(ppa); 14720 } 14721 changed = true; 14722 } 14723 } 14724 14725 if (changed) { 14726 scheduleWritePackageRestrictionsLocked(userId); 14727 } 14728 } 14729 } 14730 14731 /** 14732 * Common machinery for picking apart a restored XML blob and passing 14733 * it to a caller-supplied functor to be applied to the running system. 14734 */ 14735 private void restoreFromXml(XmlPullParser parser, int userId, 14736 String expectedStartTag, BlobXmlRestorer functor) 14737 throws IOException, XmlPullParserException { 14738 int type; 14739 while ((type = parser.next()) != XmlPullParser.START_TAG 14740 && type != XmlPullParser.END_DOCUMENT) { 14741 } 14742 if (type != XmlPullParser.START_TAG) { 14743 // oops didn't find a start tag?! 14744 if (DEBUG_BACKUP) { 14745 Slog.e(TAG, "Didn't find start tag during restore"); 14746 } 14747 return; 14748 } 14749Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 14750 // this is supposed to be TAG_PREFERRED_BACKUP 14751 if (!expectedStartTag.equals(parser.getName())) { 14752 if (DEBUG_BACKUP) { 14753 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14754 } 14755 return; 14756 } 14757 14758 // skip interfering stuff, then we're aligned with the backing implementation 14759 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14760Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 14761 functor.apply(parser, userId); 14762 } 14763 14764 private interface BlobXmlRestorer { 14765 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14766 } 14767 14768 /** 14769 * Non-Binder method, support for the backup/restore mechanism: write the 14770 * full set of preferred activities in its canonical XML format. Returns the 14771 * XML output as a byte array, or null if there is none. 14772 */ 14773 @Override 14774 public byte[] getPreferredActivityBackup(int userId) { 14775 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14776 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14777 } 14778 14779 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14780 try { 14781 final XmlSerializer serializer = new FastXmlSerializer(); 14782 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14783 serializer.startDocument(null, true); 14784 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14785 14786 synchronized (mPackages) { 14787 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14788 } 14789 14790 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14791 serializer.endDocument(); 14792 serializer.flush(); 14793 } catch (Exception e) { 14794 if (DEBUG_BACKUP) { 14795 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14796 } 14797 return null; 14798 } 14799 14800 return dataStream.toByteArray(); 14801 } 14802 14803 @Override 14804 public void restorePreferredActivities(byte[] backup, int userId) { 14805 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14806 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14807 } 14808 14809 try { 14810 final XmlPullParser parser = Xml.newPullParser(); 14811 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14812 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14813 new BlobXmlRestorer() { 14814 @Override 14815 public void apply(XmlPullParser parser, int userId) 14816 throws XmlPullParserException, IOException { 14817 synchronized (mPackages) { 14818 mSettings.readPreferredActivitiesLPw(parser, userId); 14819 } 14820 } 14821 } ); 14822 } catch (Exception e) { 14823 if (DEBUG_BACKUP) { 14824 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14825 } 14826 } 14827 } 14828 14829 /** 14830 * Non-Binder method, support for the backup/restore mechanism: write the 14831 * default browser (etc) settings in its canonical XML format. Returns the default 14832 * browser XML representation as a byte array, or null if there is none. 14833 */ 14834 @Override 14835 public byte[] getDefaultAppsBackup(int userId) { 14836 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14837 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14838 } 14839 14840 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14841 try { 14842 final XmlSerializer serializer = new FastXmlSerializer(); 14843 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14844 serializer.startDocument(null, true); 14845 serializer.startTag(null, TAG_DEFAULT_APPS); 14846 14847 synchronized (mPackages) { 14848 mSettings.writeDefaultAppsLPr(serializer, userId); 14849 } 14850 14851 serializer.endTag(null, TAG_DEFAULT_APPS); 14852 serializer.endDocument(); 14853 serializer.flush(); 14854 } catch (Exception e) { 14855 if (DEBUG_BACKUP) { 14856 Slog.e(TAG, "Unable to write default apps for backup", e); 14857 } 14858 return null; 14859 } 14860 14861 return dataStream.toByteArray(); 14862 } 14863 14864 @Override 14865 public void restoreDefaultApps(byte[] backup, int userId) { 14866 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14867 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14868 } 14869 14870 try { 14871 final XmlPullParser parser = Xml.newPullParser(); 14872 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14873 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14874 new BlobXmlRestorer() { 14875 @Override 14876 public void apply(XmlPullParser parser, int userId) 14877 throws XmlPullParserException, IOException { 14878 synchronized (mPackages) { 14879 mSettings.readDefaultAppsLPw(parser, userId); 14880 } 14881 } 14882 } ); 14883 } catch (Exception e) { 14884 if (DEBUG_BACKUP) { 14885 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14886 } 14887 } 14888 } 14889 14890 @Override 14891 public byte[] getIntentFilterVerificationBackup(int userId) { 14892 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14893 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14894 } 14895 14896 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14897 try { 14898 final XmlSerializer serializer = new FastXmlSerializer(); 14899 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14900 serializer.startDocument(null, true); 14901 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14902 14903 synchronized (mPackages) { 14904 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14905 } 14906 14907 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14908 serializer.endDocument(); 14909 serializer.flush(); 14910 } catch (Exception e) { 14911 if (DEBUG_BACKUP) { 14912 Slog.e(TAG, "Unable to write default apps for backup", e); 14913 } 14914 return null; 14915 } 14916 14917 return dataStream.toByteArray(); 14918 } 14919 14920 @Override 14921 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14922 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14923 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14924 } 14925 14926 try { 14927 final XmlPullParser parser = Xml.newPullParser(); 14928 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14929 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14930 new BlobXmlRestorer() { 14931 @Override 14932 public void apply(XmlPullParser parser, int userId) 14933 throws XmlPullParserException, IOException { 14934 synchronized (mPackages) { 14935 mSettings.readAllDomainVerificationsLPr(parser, userId); 14936 mSettings.writeLPr(); 14937 } 14938 } 14939 } ); 14940 } catch (Exception e) { 14941 if (DEBUG_BACKUP) { 14942 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14943 } 14944 } 14945 } 14946 14947 @Override 14948 public byte[] getPermissionGrantBackup(int userId) { 14949 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14950 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 14951 } 14952 14953 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14954 try { 14955 final XmlSerializer serializer = new FastXmlSerializer(); 14956 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14957 serializer.startDocument(null, true); 14958 serializer.startTag(null, TAG_PERMISSION_BACKUP); 14959 14960 synchronized (mPackages) { 14961 serializeRuntimePermissionGrantsLPr(serializer, userId); 14962 } 14963 14964 serializer.endTag(null, TAG_PERMISSION_BACKUP); 14965 serializer.endDocument(); 14966 serializer.flush(); 14967 } catch (Exception e) { 14968 if (DEBUG_BACKUP) { 14969 Slog.e(TAG, "Unable to write default apps for backup", e); 14970 } 14971 return null; 14972 } 14973 14974 return dataStream.toByteArray(); 14975 } 14976 14977 @Override 14978 public void restorePermissionGrants(byte[] backup, int userId) { 14979 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14980 throw new SecurityException("Only the system may call restorePermissionGrants()"); 14981 } 14982 14983 try { 14984 final XmlPullParser parser = Xml.newPullParser(); 14985 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14986 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 14987 new BlobXmlRestorer() { 14988 @Override 14989 public void apply(XmlPullParser parser, int userId) 14990 throws XmlPullParserException, IOException { 14991 synchronized (mPackages) { 14992 processRestoredPermissionGrantsLPr(parser, userId); 14993 } 14994 } 14995 } ); 14996 } catch (Exception e) { 14997 if (DEBUG_BACKUP) { 14998 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14999 } 15000 } 15001 } 15002 15003 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 15004 throws IOException { 15005 serializer.startTag(null, TAG_ALL_GRANTS); 15006 15007 final int N = mSettings.mPackages.size(); 15008 for (int i = 0; i < N; i++) { 15009 final PackageSetting ps = mSettings.mPackages.valueAt(i); 15010 boolean pkgGrantsKnown = false; 15011 15012 PermissionsState packagePerms = ps.getPermissionsState(); 15013 15014 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 15015 final int grantFlags = state.getFlags(); 15016 // only look at grants that are not system/policy fixed 15017 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15018 final boolean isGranted = state.isGranted(); 15019 // And only back up the user-twiddled state bits 15020 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15021 final String packageName = mSettings.mPackages.keyAt(i); 15022 if (!pkgGrantsKnown) { 15023 serializer.startTag(null, TAG_GRANT); 15024 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15025 pkgGrantsKnown = true; 15026 } 15027 15028 final boolean userSet = 15029 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15030 final boolean userFixed = 15031 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15032 final boolean revoke = 15033 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15034 15035 serializer.startTag(null, TAG_PERMISSION); 15036 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15037 if (isGranted) { 15038 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15039 } 15040 if (userSet) { 15041 serializer.attribute(null, ATTR_USER_SET, "true"); 15042 } 15043 if (userFixed) { 15044 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15045 } 15046 if (revoke) { 15047 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15048 } 15049 serializer.endTag(null, TAG_PERMISSION); 15050 } 15051 } 15052 } 15053 15054 if (pkgGrantsKnown) { 15055 serializer.endTag(null, TAG_GRANT); 15056 } 15057 } 15058 15059 serializer.endTag(null, TAG_ALL_GRANTS); 15060 } 15061 15062 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15063 throws XmlPullParserException, IOException { 15064 String pkgName = null; 15065 int outerDepth = parser.getDepth(); 15066 int type; 15067 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15068 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15069 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15070 continue; 15071 } 15072 15073 final String tagName = parser.getName(); 15074 if (tagName.equals(TAG_GRANT)) { 15075 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15076 if (DEBUG_BACKUP) { 15077 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15078 } 15079 } else if (tagName.equals(TAG_PERMISSION)) { 15080 15081 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15082 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15083 15084 int newFlagSet = 0; 15085 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15086 newFlagSet |= FLAG_PERMISSION_USER_SET; 15087 } 15088 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15089 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15090 } 15091 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15092 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15093 } 15094 if (DEBUG_BACKUP) { 15095 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15096 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15097 } 15098 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15099 if (ps != null) { 15100 // Already installed so we apply the grant immediately 15101 if (DEBUG_BACKUP) { 15102 Slog.v(TAG, " + already installed; applying"); 15103 } 15104 PermissionsState perms = ps.getPermissionsState(); 15105 BasePermission bp = mSettings.mPermissions.get(permName); 15106 if (bp != null) { 15107 if (isGranted) { 15108 perms.grantRuntimePermission(bp, userId); 15109 } 15110 if (newFlagSet != 0) { 15111 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15112 } 15113 } 15114 } else { 15115 // Need to wait for post-restore install to apply the grant 15116 if (DEBUG_BACKUP) { 15117 Slog.v(TAG, " - not yet installed; saving for later"); 15118 } 15119 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15120 isGranted, newFlagSet, userId); 15121 } 15122 } else { 15123 PackageManagerService.reportSettingsProblem(Log.WARN, 15124 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15125 XmlUtils.skipCurrentTag(parser); 15126 } 15127 } 15128 15129 scheduleWriteSettingsLocked(); 15130 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15131 } 15132 15133 @Override 15134 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15135 int sourceUserId, int targetUserId, int flags) { 15136 mContext.enforceCallingOrSelfPermission( 15137 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15138 int callingUid = Binder.getCallingUid(); 15139 enforceOwnerRights(ownerPackage, callingUid); 15140 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15141 if (intentFilter.countActions() == 0) { 15142 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15143 return; 15144 } 15145 synchronized (mPackages) { 15146 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15147 ownerPackage, targetUserId, flags); 15148 CrossProfileIntentResolver resolver = 15149 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15150 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15151 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15152 if (existing != null) { 15153 int size = existing.size(); 15154 for (int i = 0; i < size; i++) { 15155 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15156 return; 15157 } 15158 } 15159 } 15160 resolver.addFilter(newFilter); 15161 scheduleWritePackageRestrictionsLocked(sourceUserId); 15162 } 15163 } 15164 15165 @Override 15166 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15167 mContext.enforceCallingOrSelfPermission( 15168 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15169 int callingUid = Binder.getCallingUid(); 15170 enforceOwnerRights(ownerPackage, callingUid); 15171 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15172 synchronized (mPackages) { 15173 CrossProfileIntentResolver resolver = 15174 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15175 ArraySet<CrossProfileIntentFilter> set = 15176 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15177 for (CrossProfileIntentFilter filter : set) { 15178 if (filter.getOwnerPackage().equals(ownerPackage)) { 15179 resolver.removeFilter(filter); 15180 } 15181 } 15182 scheduleWritePackageRestrictionsLocked(sourceUserId); 15183 } 15184 } 15185 15186 // Enforcing that callingUid is owning pkg on userId 15187 private void enforceOwnerRights(String pkg, int callingUid) { 15188 // The system owns everything. 15189 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15190 return; 15191 } 15192 int callingUserId = UserHandle.getUserId(callingUid); 15193 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15194 if (pi == null) { 15195 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15196 + callingUserId); 15197 } 15198 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15199 throw new SecurityException("Calling uid " + callingUid 15200 + " does not own package " + pkg); 15201 } 15202 } 15203 15204 @Override 15205 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15206 Intent intent = new Intent(Intent.ACTION_MAIN); 15207 intent.addCategory(Intent.CATEGORY_HOME); 15208 15209 final int callingUserId = UserHandle.getCallingUserId(); 15210 List<ResolveInfo> list = queryIntentActivities(intent, null, 15211 PackageManager.GET_META_DATA, callingUserId); 15212 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15213 true, false, false, callingUserId); 15214 15215 allHomeCandidates.clear(); 15216 if (list != null) { 15217 for (ResolveInfo ri : list) { 15218 allHomeCandidates.add(ri); 15219 } 15220 } 15221 return (preferred == null || preferred.activityInfo == null) 15222 ? null 15223 : new ComponentName(preferred.activityInfo.packageName, 15224 preferred.activityInfo.name); 15225 } 15226 15227 @Override 15228 public void setApplicationEnabledSetting(String appPackageName, 15229 int newState, int flags, int userId, String callingPackage) { 15230 if (!sUserManager.exists(userId)) return; 15231 if (callingPackage == null) { 15232 callingPackage = Integer.toString(Binder.getCallingUid()); 15233 } 15234 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15235 } 15236 15237 @Override 15238 public void setComponentEnabledSetting(ComponentName componentName, 15239 int newState, int flags, int userId) { 15240 if (!sUserManager.exists(userId)) return; 15241 setEnabledSetting(componentName.getPackageName(), 15242 componentName.getClassName(), newState, flags, userId, null); 15243 } 15244 15245 private void setEnabledSetting(final String packageName, String className, int newState, 15246 final int flags, int userId, String callingPackage) { 15247 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15248 || newState == COMPONENT_ENABLED_STATE_ENABLED 15249 || newState == COMPONENT_ENABLED_STATE_DISABLED 15250 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15251 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15252 throw new IllegalArgumentException("Invalid new component state: " 15253 + newState); 15254 } 15255 PackageSetting pkgSetting; 15256 final int uid = Binder.getCallingUid(); 15257 final int permission = mContext.checkCallingOrSelfPermission( 15258 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15259 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15260 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15261 boolean sendNow = false; 15262 boolean isApp = (className == null); 15263 String componentName = isApp ? packageName : className; 15264 int packageUid = -1; 15265 ArrayList<String> components; 15266 15267 // writer 15268 synchronized (mPackages) { 15269 pkgSetting = mSettings.mPackages.get(packageName); 15270 if (pkgSetting == null) { 15271 if (className == null) { 15272 throw new IllegalArgumentException("Unknown package: " + packageName); 15273 } 15274 throw new IllegalArgumentException( 15275 "Unknown component: " + packageName + "/" + className); 15276 } 15277 // Allow root and verify that userId is not being specified by a different user 15278 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15279 throw new SecurityException( 15280 "Permission Denial: attempt to change component state from pid=" 15281 + Binder.getCallingPid() 15282 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15283 } 15284 if (className == null) { 15285 // We're dealing with an application/package level state change 15286 if (pkgSetting.getEnabled(userId) == newState) { 15287 // Nothing to do 15288 return; 15289 } 15290 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15291 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15292 // Don't care about who enables an app. 15293 callingPackage = null; 15294 } 15295 pkgSetting.setEnabled(newState, userId, callingPackage); 15296 // pkgSetting.pkg.mSetEnabled = newState; 15297 } else { 15298 // We're dealing with a component level state change 15299 // First, verify that this is a valid class name. 15300 PackageParser.Package pkg = pkgSetting.pkg; 15301 if (pkg == null || !pkg.hasComponentClassName(className)) { 15302 if (pkg != null && 15303 pkg.applicationInfo.targetSdkVersion >= 15304 Build.VERSION_CODES.JELLY_BEAN) { 15305 throw new IllegalArgumentException("Component class " + className 15306 + " does not exist in " + packageName); 15307 } else { 15308 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15309 + className + " does not exist in " + packageName); 15310 } 15311 } 15312 switch (newState) { 15313 case COMPONENT_ENABLED_STATE_ENABLED: 15314 if (!pkgSetting.enableComponentLPw(className, userId)) { 15315 return; 15316 } 15317 break; 15318 case COMPONENT_ENABLED_STATE_DISABLED: 15319 if (!pkgSetting.disableComponentLPw(className, userId)) { 15320 return; 15321 } 15322 break; 15323 case COMPONENT_ENABLED_STATE_DEFAULT: 15324 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15325 return; 15326 } 15327 break; 15328 default: 15329 Slog.e(TAG, "Invalid new component state: " + newState); 15330 return; 15331 } 15332 } 15333 scheduleWritePackageRestrictionsLocked(userId); 15334 components = mPendingBroadcasts.get(userId, packageName); 15335 final boolean newPackage = components == null; 15336 if (newPackage) { 15337 components = new ArrayList<String>(); 15338 } 15339 if (!components.contains(componentName)) { 15340 components.add(componentName); 15341 } 15342 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15343 sendNow = true; 15344 // Purge entry from pending broadcast list if another one exists already 15345 // since we are sending one right away. 15346 mPendingBroadcasts.remove(userId, packageName); 15347 } else { 15348 if (newPackage) { 15349 mPendingBroadcasts.put(userId, packageName, components); 15350 } 15351 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15352 // Schedule a message 15353 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15354 } 15355 } 15356 } 15357 15358 long callingId = Binder.clearCallingIdentity(); 15359 try { 15360 if (sendNow) { 15361 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15362 sendPackageChangedBroadcast(packageName, 15363 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15364 } 15365 } finally { 15366 Binder.restoreCallingIdentity(callingId); 15367 } 15368 } 15369 15370 private void sendPackageChangedBroadcast(String packageName, 15371 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15372 if (DEBUG_INSTALL) 15373 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15374 + componentNames); 15375 Bundle extras = new Bundle(4); 15376 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15377 String nameList[] = new String[componentNames.size()]; 15378 componentNames.toArray(nameList); 15379 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15380 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15381 extras.putInt(Intent.EXTRA_UID, packageUid); 15382 // If this is not reporting a change of the overall package, then only send it 15383 // to registered receivers. We don't want to launch a swath of apps for every 15384 // little component state change. 15385 final int flags = !componentNames.contains(packageName) 15386 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15387 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15388 new int[] {UserHandle.getUserId(packageUid)}); 15389 } 15390 15391 @Override 15392 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15393 if (!sUserManager.exists(userId)) return; 15394 final int uid = Binder.getCallingUid(); 15395 final int permission = mContext.checkCallingOrSelfPermission( 15396 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15397 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15398 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15399 // writer 15400 synchronized (mPackages) { 15401 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15402 allowedByPermission, uid, userId)) { 15403 scheduleWritePackageRestrictionsLocked(userId); 15404 } 15405 } 15406 } 15407 15408 @Override 15409 public String getInstallerPackageName(String packageName) { 15410 // reader 15411 synchronized (mPackages) { 15412 return mSettings.getInstallerPackageNameLPr(packageName); 15413 } 15414 } 15415 15416 @Override 15417 public int getApplicationEnabledSetting(String packageName, int userId) { 15418 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15419 int uid = Binder.getCallingUid(); 15420 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15421 // reader 15422 synchronized (mPackages) { 15423 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15424 } 15425 } 15426 15427 @Override 15428 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15429 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15430 int uid = Binder.getCallingUid(); 15431 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15432 // reader 15433 synchronized (mPackages) { 15434 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15435 } 15436 } 15437 15438 @Override 15439 public void enterSafeMode() { 15440 enforceSystemOrRoot("Only the system can request entering safe mode"); 15441 15442 if (!mSystemReady) { 15443 mSafeMode = true; 15444 } 15445 } 15446 15447 @Override 15448 public void systemReady() { 15449 mSystemReady = true; 15450 15451 // Read the compatibilty setting when the system is ready. 15452 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15453 mContext.getContentResolver(), 15454 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15455 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15456 if (DEBUG_SETTINGS) { 15457 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15458 } 15459 15460 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15461 15462 synchronized (mPackages) { 15463 // Verify that all of the preferred activity components actually 15464 // exist. It is possible for applications to be updated and at 15465 // that point remove a previously declared activity component that 15466 // had been set as a preferred activity. We try to clean this up 15467 // the next time we encounter that preferred activity, but it is 15468 // possible for the user flow to never be able to return to that 15469 // situation so here we do a sanity check to make sure we haven't 15470 // left any junk around. 15471 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15472 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15473 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15474 removed.clear(); 15475 for (PreferredActivity pa : pir.filterSet()) { 15476 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15477 removed.add(pa); 15478 } 15479 } 15480 if (removed.size() > 0) { 15481 for (int r=0; r<removed.size(); r++) { 15482 PreferredActivity pa = removed.get(r); 15483 Slog.w(TAG, "Removing dangling preferred activity: " 15484 + pa.mPref.mComponent); 15485 pir.removeFilter(pa); 15486 } 15487 mSettings.writePackageRestrictionsLPr( 15488 mSettings.mPreferredActivities.keyAt(i)); 15489 } 15490 } 15491 15492 for (int userId : UserManagerService.getInstance().getUserIds()) { 15493 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15494 grantPermissionsUserIds = ArrayUtils.appendInt( 15495 grantPermissionsUserIds, userId); 15496 } 15497 } 15498 } 15499 sUserManager.systemReady(); 15500 15501 // If we upgraded grant all default permissions before kicking off. 15502 for (int userId : grantPermissionsUserIds) { 15503 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15504 } 15505 15506 // Kick off any messages waiting for system ready 15507 if (mPostSystemReadyMessages != null) { 15508 for (Message msg : mPostSystemReadyMessages) { 15509 msg.sendToTarget(); 15510 } 15511 mPostSystemReadyMessages = null; 15512 } 15513 15514 // Watch for external volumes that come and go over time 15515 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15516 storage.registerListener(mStorageListener); 15517 15518 mInstallerService.systemReady(); 15519 mPackageDexOptimizer.systemReady(); 15520 15521 MountServiceInternal mountServiceInternal = LocalServices.getService( 15522 MountServiceInternal.class); 15523 mountServiceInternal.addExternalStoragePolicy( 15524 new MountServiceInternal.ExternalStorageMountPolicy() { 15525 @Override 15526 public int getMountMode(int uid, String packageName) { 15527 if (Process.isIsolated(uid)) { 15528 return Zygote.MOUNT_EXTERNAL_NONE; 15529 } 15530 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15531 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15532 } 15533 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15534 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15535 } 15536 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15537 return Zygote.MOUNT_EXTERNAL_READ; 15538 } 15539 return Zygote.MOUNT_EXTERNAL_WRITE; 15540 } 15541 15542 @Override 15543 public boolean hasExternalStorage(int uid, String packageName) { 15544 return true; 15545 } 15546 }); 15547 } 15548 15549 @Override 15550 public boolean isSafeMode() { 15551 return mSafeMode; 15552 } 15553 15554 @Override 15555 public boolean hasSystemUidErrors() { 15556 return mHasSystemUidErrors; 15557 } 15558 15559 static String arrayToString(int[] array) { 15560 StringBuffer buf = new StringBuffer(128); 15561 buf.append('['); 15562 if (array != null) { 15563 for (int i=0; i<array.length; i++) { 15564 if (i > 0) buf.append(", "); 15565 buf.append(array[i]); 15566 } 15567 } 15568 buf.append(']'); 15569 return buf.toString(); 15570 } 15571 15572 static class DumpState { 15573 public static final int DUMP_LIBS = 1 << 0; 15574 public static final int DUMP_FEATURES = 1 << 1; 15575 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15576 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15577 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15578 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15579 public static final int DUMP_PERMISSIONS = 1 << 6; 15580 public static final int DUMP_PACKAGES = 1 << 7; 15581 public static final int DUMP_SHARED_USERS = 1 << 8; 15582 public static final int DUMP_MESSAGES = 1 << 9; 15583 public static final int DUMP_PROVIDERS = 1 << 10; 15584 public static final int DUMP_VERIFIERS = 1 << 11; 15585 public static final int DUMP_PREFERRED = 1 << 12; 15586 public static final int DUMP_PREFERRED_XML = 1 << 13; 15587 public static final int DUMP_KEYSETS = 1 << 14; 15588 public static final int DUMP_VERSION = 1 << 15; 15589 public static final int DUMP_INSTALLS = 1 << 16; 15590 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15591 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15592 15593 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15594 15595 private int mTypes; 15596 15597 private int mOptions; 15598 15599 private boolean mTitlePrinted; 15600 15601 private SharedUserSetting mSharedUser; 15602 15603 public boolean isDumping(int type) { 15604 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15605 return true; 15606 } 15607 15608 return (mTypes & type) != 0; 15609 } 15610 15611 public void setDump(int type) { 15612 mTypes |= type; 15613 } 15614 15615 public boolean isOptionEnabled(int option) { 15616 return (mOptions & option) != 0; 15617 } 15618 15619 public void setOptionEnabled(int option) { 15620 mOptions |= option; 15621 } 15622 15623 public boolean onTitlePrinted() { 15624 final boolean printed = mTitlePrinted; 15625 mTitlePrinted = true; 15626 return printed; 15627 } 15628 15629 public boolean getTitlePrinted() { 15630 return mTitlePrinted; 15631 } 15632 15633 public void setTitlePrinted(boolean enabled) { 15634 mTitlePrinted = enabled; 15635 } 15636 15637 public SharedUserSetting getSharedUser() { 15638 return mSharedUser; 15639 } 15640 15641 public void setSharedUser(SharedUserSetting user) { 15642 mSharedUser = user; 15643 } 15644 } 15645 15646 @Override 15647 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15648 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15649 (new PackageManagerShellCommand(this)).exec( 15650 this, in, out, err, args, resultReceiver); 15651 } 15652 15653 @Override 15654 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15655 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15656 != PackageManager.PERMISSION_GRANTED) { 15657 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15658 + Binder.getCallingPid() 15659 + ", uid=" + Binder.getCallingUid() 15660 + " without permission " 15661 + android.Manifest.permission.DUMP); 15662 return; 15663 } 15664 15665 DumpState dumpState = new DumpState(); 15666 boolean fullPreferred = false; 15667 boolean checkin = false; 15668 15669 String packageName = null; 15670 ArraySet<String> permissionNames = null; 15671 15672 int opti = 0; 15673 while (opti < args.length) { 15674 String opt = args[opti]; 15675 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15676 break; 15677 } 15678 opti++; 15679 15680 if ("-a".equals(opt)) { 15681 // Right now we only know how to print all. 15682 } else if ("-h".equals(opt)) { 15683 pw.println("Package manager dump options:"); 15684 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15685 pw.println(" --checkin: dump for a checkin"); 15686 pw.println(" -f: print details of intent filters"); 15687 pw.println(" -h: print this help"); 15688 pw.println(" cmd may be one of:"); 15689 pw.println(" l[ibraries]: list known shared libraries"); 15690 pw.println(" f[eatures]: list device features"); 15691 pw.println(" k[eysets]: print known keysets"); 15692 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15693 pw.println(" perm[issions]: dump permissions"); 15694 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15695 pw.println(" pref[erred]: print preferred package settings"); 15696 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15697 pw.println(" prov[iders]: dump content providers"); 15698 pw.println(" p[ackages]: dump installed packages"); 15699 pw.println(" s[hared-users]: dump shared user IDs"); 15700 pw.println(" m[essages]: print collected runtime messages"); 15701 pw.println(" v[erifiers]: print package verifier info"); 15702 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15703 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15704 pw.println(" version: print database version info"); 15705 pw.println(" write: write current settings now"); 15706 pw.println(" installs: details about install sessions"); 15707 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15708 pw.println(" <package.name>: info about given package"); 15709 return; 15710 } else if ("--checkin".equals(opt)) { 15711 checkin = true; 15712 } else if ("-f".equals(opt)) { 15713 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15714 } else { 15715 pw.println("Unknown argument: " + opt + "; use -h for help"); 15716 } 15717 } 15718 15719 // Is the caller requesting to dump a particular piece of data? 15720 if (opti < args.length) { 15721 String cmd = args[opti]; 15722 opti++; 15723 // Is this a package name? 15724 if ("android".equals(cmd) || cmd.contains(".")) { 15725 packageName = cmd; 15726 // When dumping a single package, we always dump all of its 15727 // filter information since the amount of data will be reasonable. 15728 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15729 } else if ("check-permission".equals(cmd)) { 15730 if (opti >= args.length) { 15731 pw.println("Error: check-permission missing permission argument"); 15732 return; 15733 } 15734 String perm = args[opti]; 15735 opti++; 15736 if (opti >= args.length) { 15737 pw.println("Error: check-permission missing package argument"); 15738 return; 15739 } 15740 String pkg = args[opti]; 15741 opti++; 15742 int user = UserHandle.getUserId(Binder.getCallingUid()); 15743 if (opti < args.length) { 15744 try { 15745 user = Integer.parseInt(args[opti]); 15746 } catch (NumberFormatException e) { 15747 pw.println("Error: check-permission user argument is not a number: " 15748 + args[opti]); 15749 return; 15750 } 15751 } 15752 pw.println(checkPermission(perm, pkg, user)); 15753 return; 15754 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15755 dumpState.setDump(DumpState.DUMP_LIBS); 15756 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15757 dumpState.setDump(DumpState.DUMP_FEATURES); 15758 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15759 if (opti >= args.length) { 15760 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15761 | DumpState.DUMP_SERVICE_RESOLVERS 15762 | DumpState.DUMP_RECEIVER_RESOLVERS 15763 | DumpState.DUMP_CONTENT_RESOLVERS); 15764 } else { 15765 while (opti < args.length) { 15766 String name = args[opti]; 15767 if ("a".equals(name) || "activity".equals(name)) { 15768 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15769 } else if ("s".equals(name) || "service".equals(name)) { 15770 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15771 } else if ("r".equals(name) || "receiver".equals(name)) { 15772 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15773 } else if ("c".equals(name) || "content".equals(name)) { 15774 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15775 } else { 15776 pw.println("Error: unknown resolver table type: " + name); 15777 return; 15778 } 15779 opti++; 15780 } 15781 } 15782 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15783 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15784 } else if ("permission".equals(cmd)) { 15785 if (opti >= args.length) { 15786 pw.println("Error: permission requires permission name"); 15787 return; 15788 } 15789 permissionNames = new ArraySet<>(); 15790 while (opti < args.length) { 15791 permissionNames.add(args[opti]); 15792 opti++; 15793 } 15794 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15795 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15796 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15797 dumpState.setDump(DumpState.DUMP_PREFERRED); 15798 } else if ("preferred-xml".equals(cmd)) { 15799 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15800 if (opti < args.length && "--full".equals(args[opti])) { 15801 fullPreferred = true; 15802 opti++; 15803 } 15804 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15805 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15806 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15807 dumpState.setDump(DumpState.DUMP_PACKAGES); 15808 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15809 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15810 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15811 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15812 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15813 dumpState.setDump(DumpState.DUMP_MESSAGES); 15814 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15815 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15816 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15817 || "intent-filter-verifiers".equals(cmd)) { 15818 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15819 } else if ("version".equals(cmd)) { 15820 dumpState.setDump(DumpState.DUMP_VERSION); 15821 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15822 dumpState.setDump(DumpState.DUMP_KEYSETS); 15823 } else if ("installs".equals(cmd)) { 15824 dumpState.setDump(DumpState.DUMP_INSTALLS); 15825 } else if ("write".equals(cmd)) { 15826 synchronized (mPackages) { 15827 mSettings.writeLPr(); 15828 pw.println("Settings written."); 15829 return; 15830 } 15831 } 15832 } 15833 15834 if (checkin) { 15835 pw.println("vers,1"); 15836 } 15837 15838 // reader 15839 synchronized (mPackages) { 15840 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15841 if (!checkin) { 15842 if (dumpState.onTitlePrinted()) 15843 pw.println(); 15844 pw.println("Database versions:"); 15845 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15846 } 15847 } 15848 15849 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15850 if (!checkin) { 15851 if (dumpState.onTitlePrinted()) 15852 pw.println(); 15853 pw.println("Verifiers:"); 15854 pw.print(" Required: "); 15855 pw.print(mRequiredVerifierPackage); 15856 pw.print(" (uid="); 15857 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15858 UserHandle.USER_SYSTEM)); 15859 pw.println(")"); 15860 } else if (mRequiredVerifierPackage != null) { 15861 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15862 pw.print(","); 15863 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15864 UserHandle.USER_SYSTEM)); 15865 } 15866 } 15867 15868 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15869 packageName == null) { 15870 if (mIntentFilterVerifierComponent != null) { 15871 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15872 if (!checkin) { 15873 if (dumpState.onTitlePrinted()) 15874 pw.println(); 15875 pw.println("Intent Filter Verifier:"); 15876 pw.print(" Using: "); 15877 pw.print(verifierPackageName); 15878 pw.print(" (uid="); 15879 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15880 UserHandle.USER_SYSTEM)); 15881 pw.println(")"); 15882 } else if (verifierPackageName != null) { 15883 pw.print("ifv,"); pw.print(verifierPackageName); 15884 pw.print(","); 15885 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15886 UserHandle.USER_SYSTEM)); 15887 } 15888 } else { 15889 pw.println(); 15890 pw.println("No Intent Filter Verifier available!"); 15891 } 15892 } 15893 15894 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15895 boolean printedHeader = false; 15896 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15897 while (it.hasNext()) { 15898 String name = it.next(); 15899 SharedLibraryEntry ent = mSharedLibraries.get(name); 15900 if (!checkin) { 15901 if (!printedHeader) { 15902 if (dumpState.onTitlePrinted()) 15903 pw.println(); 15904 pw.println("Libraries:"); 15905 printedHeader = true; 15906 } 15907 pw.print(" "); 15908 } else { 15909 pw.print("lib,"); 15910 } 15911 pw.print(name); 15912 if (!checkin) { 15913 pw.print(" -> "); 15914 } 15915 if (ent.path != null) { 15916 if (!checkin) { 15917 pw.print("(jar) "); 15918 pw.print(ent.path); 15919 } else { 15920 pw.print(",jar,"); 15921 pw.print(ent.path); 15922 } 15923 } else { 15924 if (!checkin) { 15925 pw.print("(apk) "); 15926 pw.print(ent.apk); 15927 } else { 15928 pw.print(",apk,"); 15929 pw.print(ent.apk); 15930 } 15931 } 15932 pw.println(); 15933 } 15934 } 15935 15936 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15937 if (dumpState.onTitlePrinted()) 15938 pw.println(); 15939 if (!checkin) { 15940 pw.println("Features:"); 15941 } 15942 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15943 while (it.hasNext()) { 15944 String name = it.next(); 15945 if (!checkin) { 15946 pw.print(" "); 15947 } else { 15948 pw.print("feat,"); 15949 } 15950 pw.println(name); 15951 } 15952 } 15953 15954 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15955 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15956 : "Activity Resolver Table:", " ", packageName, 15957 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15958 dumpState.setTitlePrinted(true); 15959 } 15960 } 15961 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15962 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15963 : "Receiver Resolver Table:", " ", packageName, 15964 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15965 dumpState.setTitlePrinted(true); 15966 } 15967 } 15968 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15969 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15970 : "Service Resolver Table:", " ", packageName, 15971 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15972 dumpState.setTitlePrinted(true); 15973 } 15974 } 15975 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15976 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15977 : "Provider Resolver Table:", " ", packageName, 15978 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15979 dumpState.setTitlePrinted(true); 15980 } 15981 } 15982 15983 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15984 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15985 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15986 int user = mSettings.mPreferredActivities.keyAt(i); 15987 if (pir.dump(pw, 15988 dumpState.getTitlePrinted() 15989 ? "\nPreferred Activities User " + user + ":" 15990 : "Preferred Activities User " + user + ":", " ", 15991 packageName, true, false)) { 15992 dumpState.setTitlePrinted(true); 15993 } 15994 } 15995 } 15996 15997 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15998 pw.flush(); 15999 FileOutputStream fout = new FileOutputStream(fd); 16000 BufferedOutputStream str = new BufferedOutputStream(fout); 16001 XmlSerializer serializer = new FastXmlSerializer(); 16002 try { 16003 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 16004 serializer.startDocument(null, true); 16005 serializer.setFeature( 16006 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 16007 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 16008 serializer.endDocument(); 16009 serializer.flush(); 16010 } catch (IllegalArgumentException e) { 16011 pw.println("Failed writing: " + e); 16012 } catch (IllegalStateException e) { 16013 pw.println("Failed writing: " + e); 16014 } catch (IOException e) { 16015 pw.println("Failed writing: " + e); 16016 } 16017 } 16018 16019 if (!checkin 16020 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16021 && packageName == null) { 16022 pw.println(); 16023 int count = mSettings.mPackages.size(); 16024 if (count == 0) { 16025 pw.println("No applications!"); 16026 pw.println(); 16027 } else { 16028 final String prefix = " "; 16029 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16030 if (allPackageSettings.size() == 0) { 16031 pw.println("No domain preferred apps!"); 16032 pw.println(); 16033 } else { 16034 pw.println("App verification status:"); 16035 pw.println(); 16036 count = 0; 16037 for (PackageSetting ps : allPackageSettings) { 16038 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16039 if (ivi == null || ivi.getPackageName() == null) continue; 16040 pw.println(prefix + "Package: " + ivi.getPackageName()); 16041 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16042 pw.println(prefix + "Status: " + ivi.getStatusString()); 16043 pw.println(); 16044 count++; 16045 } 16046 if (count == 0) { 16047 pw.println(prefix + "No app verification established."); 16048 pw.println(); 16049 } 16050 for (int userId : sUserManager.getUserIds()) { 16051 pw.println("App linkages for user " + userId + ":"); 16052 pw.println(); 16053 count = 0; 16054 for (PackageSetting ps : allPackageSettings) { 16055 final long status = ps.getDomainVerificationStatusForUser(userId); 16056 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16057 continue; 16058 } 16059 pw.println(prefix + "Package: " + ps.name); 16060 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16061 String statusStr = IntentFilterVerificationInfo. 16062 getStatusStringFromValue(status); 16063 pw.println(prefix + "Status: " + statusStr); 16064 pw.println(); 16065 count++; 16066 } 16067 if (count == 0) { 16068 pw.println(prefix + "No configured app linkages."); 16069 pw.println(); 16070 } 16071 } 16072 } 16073 } 16074 } 16075 16076 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16077 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16078 if (packageName == null && permissionNames == null) { 16079 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16080 if (iperm == 0) { 16081 if (dumpState.onTitlePrinted()) 16082 pw.println(); 16083 pw.println("AppOp Permissions:"); 16084 } 16085 pw.print(" AppOp Permission "); 16086 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16087 pw.println(":"); 16088 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16089 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16090 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16091 } 16092 } 16093 } 16094 } 16095 16096 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16097 boolean printedSomething = false; 16098 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16099 if (packageName != null && !packageName.equals(p.info.packageName)) { 16100 continue; 16101 } 16102 if (!printedSomething) { 16103 if (dumpState.onTitlePrinted()) 16104 pw.println(); 16105 pw.println("Registered ContentProviders:"); 16106 printedSomething = true; 16107 } 16108 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16109 pw.print(" "); pw.println(p.toString()); 16110 } 16111 printedSomething = false; 16112 for (Map.Entry<String, PackageParser.Provider> entry : 16113 mProvidersByAuthority.entrySet()) { 16114 PackageParser.Provider p = entry.getValue(); 16115 if (packageName != null && !packageName.equals(p.info.packageName)) { 16116 continue; 16117 } 16118 if (!printedSomething) { 16119 if (dumpState.onTitlePrinted()) 16120 pw.println(); 16121 pw.println("ContentProvider Authorities:"); 16122 printedSomething = true; 16123 } 16124 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16125 pw.print(" "); pw.println(p.toString()); 16126 if (p.info != null && p.info.applicationInfo != null) { 16127 final String appInfo = p.info.applicationInfo.toString(); 16128 pw.print(" applicationInfo="); pw.println(appInfo); 16129 } 16130 } 16131 } 16132 16133 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16134 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16135 } 16136 16137 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16138 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16139 } 16140 16141 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16142 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16143 } 16144 16145 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16146 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16147 } 16148 16149 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16150 // XXX should handle packageName != null by dumping only install data that 16151 // the given package is involved with. 16152 if (dumpState.onTitlePrinted()) pw.println(); 16153 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16154 } 16155 16156 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16157 if (dumpState.onTitlePrinted()) pw.println(); 16158 mSettings.dumpReadMessagesLPr(pw, dumpState); 16159 16160 pw.println(); 16161 pw.println("Package warning messages:"); 16162 BufferedReader in = null; 16163 String line = null; 16164 try { 16165 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16166 while ((line = in.readLine()) != null) { 16167 if (line.contains("ignored: updated version")) continue; 16168 pw.println(line); 16169 } 16170 } catch (IOException ignored) { 16171 } finally { 16172 IoUtils.closeQuietly(in); 16173 } 16174 } 16175 16176 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16177 BufferedReader in = null; 16178 String line = null; 16179 try { 16180 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16181 while ((line = in.readLine()) != null) { 16182 if (line.contains("ignored: updated version")) continue; 16183 pw.print("msg,"); 16184 pw.println(line); 16185 } 16186 } catch (IOException ignored) { 16187 } finally { 16188 IoUtils.closeQuietly(in); 16189 } 16190 } 16191 } 16192 } 16193 16194 private String dumpDomainString(String packageName) { 16195 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16196 List<IntentFilter> filters = getAllIntentFilters(packageName); 16197 16198 ArraySet<String> result = new ArraySet<>(); 16199 if (iviList.size() > 0) { 16200 for (IntentFilterVerificationInfo ivi : iviList) { 16201 for (String host : ivi.getDomains()) { 16202 result.add(host); 16203 } 16204 } 16205 } 16206 if (filters != null && filters.size() > 0) { 16207 for (IntentFilter filter : filters) { 16208 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16209 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16210 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16211 result.addAll(filter.getHostsList()); 16212 } 16213 } 16214 } 16215 16216 StringBuilder sb = new StringBuilder(result.size() * 16); 16217 for (String domain : result) { 16218 if (sb.length() > 0) sb.append(" "); 16219 sb.append(domain); 16220 } 16221 return sb.toString(); 16222 } 16223 16224 // ------- apps on sdcard specific code ------- 16225 static final boolean DEBUG_SD_INSTALL = false; 16226 16227 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16228 16229 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16230 16231 private boolean mMediaMounted = false; 16232 16233 static String getEncryptKey() { 16234 try { 16235 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16236 SD_ENCRYPTION_KEYSTORE_NAME); 16237 if (sdEncKey == null) { 16238 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16239 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16240 if (sdEncKey == null) { 16241 Slog.e(TAG, "Failed to create encryption keys"); 16242 return null; 16243 } 16244 } 16245 return sdEncKey; 16246 } catch (NoSuchAlgorithmException nsae) { 16247 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16248 return null; 16249 } catch (IOException ioe) { 16250 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16251 return null; 16252 } 16253 } 16254 16255 /* 16256 * Update media status on PackageManager. 16257 */ 16258 @Override 16259 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16260 int callingUid = Binder.getCallingUid(); 16261 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16262 throw new SecurityException("Media status can only be updated by the system"); 16263 } 16264 // reader; this apparently protects mMediaMounted, but should probably 16265 // be a different lock in that case. 16266 synchronized (mPackages) { 16267 Log.i(TAG, "Updating external media status from " 16268 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16269 + (mediaStatus ? "mounted" : "unmounted")); 16270 if (DEBUG_SD_INSTALL) 16271 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16272 + ", mMediaMounted=" + mMediaMounted); 16273 if (mediaStatus == mMediaMounted) { 16274 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16275 : 0, -1); 16276 mHandler.sendMessage(msg); 16277 return; 16278 } 16279 mMediaMounted = mediaStatus; 16280 } 16281 // Queue up an async operation since the package installation may take a 16282 // little while. 16283 mHandler.post(new Runnable() { 16284 public void run() { 16285 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16286 } 16287 }); 16288 } 16289 16290 /** 16291 * Called by MountService when the initial ASECs to scan are available. 16292 * Should block until all the ASEC containers are finished being scanned. 16293 */ 16294 public void scanAvailableAsecs() { 16295 updateExternalMediaStatusInner(true, false, false); 16296 } 16297 16298 /* 16299 * Collect information of applications on external media, map them against 16300 * existing containers and update information based on current mount status. 16301 * Please note that we always have to report status if reportStatus has been 16302 * set to true especially when unloading packages. 16303 */ 16304 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16305 boolean externalStorage) { 16306 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16307 int[] uidArr = EmptyArray.INT; 16308 16309 final String[] list = PackageHelper.getSecureContainerList(); 16310 if (ArrayUtils.isEmpty(list)) { 16311 Log.i(TAG, "No secure containers found"); 16312 } else { 16313 // Process list of secure containers and categorize them 16314 // as active or stale based on their package internal state. 16315 16316 // reader 16317 synchronized (mPackages) { 16318 for (String cid : list) { 16319 // Leave stages untouched for now; installer service owns them 16320 if (PackageInstallerService.isStageName(cid)) continue; 16321 16322 if (DEBUG_SD_INSTALL) 16323 Log.i(TAG, "Processing container " + cid); 16324 String pkgName = getAsecPackageName(cid); 16325 if (pkgName == null) { 16326 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16327 continue; 16328 } 16329 if (DEBUG_SD_INSTALL) 16330 Log.i(TAG, "Looking for pkg : " + pkgName); 16331 16332 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16333 if (ps == null) { 16334 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16335 continue; 16336 } 16337 16338 /* 16339 * Skip packages that are not external if we're unmounting 16340 * external storage. 16341 */ 16342 if (externalStorage && !isMounted && !isExternal(ps)) { 16343 continue; 16344 } 16345 16346 final AsecInstallArgs args = new AsecInstallArgs(cid, 16347 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16348 // The package status is changed only if the code path 16349 // matches between settings and the container id. 16350 if (ps.codePathString != null 16351 && ps.codePathString.startsWith(args.getCodePath())) { 16352 if (DEBUG_SD_INSTALL) { 16353 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16354 + " at code path: " + ps.codePathString); 16355 } 16356 16357 // We do have a valid package installed on sdcard 16358 processCids.put(args, ps.codePathString); 16359 final int uid = ps.appId; 16360 if (uid != -1) { 16361 uidArr = ArrayUtils.appendInt(uidArr, uid); 16362 } 16363 } else { 16364 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16365 + ps.codePathString); 16366 } 16367 } 16368 } 16369 16370 Arrays.sort(uidArr); 16371 } 16372 16373 // Process packages with valid entries. 16374 if (isMounted) { 16375 if (DEBUG_SD_INSTALL) 16376 Log.i(TAG, "Loading packages"); 16377 loadMediaPackages(processCids, uidArr, externalStorage); 16378 startCleaningPackages(); 16379 mInstallerService.onSecureContainersAvailable(); 16380 } else { 16381 if (DEBUG_SD_INSTALL) 16382 Log.i(TAG, "Unloading packages"); 16383 unloadMediaPackages(processCids, uidArr, reportStatus); 16384 } 16385 } 16386 16387 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16388 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16389 final int size = infos.size(); 16390 final String[] packageNames = new String[size]; 16391 final int[] packageUids = new int[size]; 16392 for (int i = 0; i < size; i++) { 16393 final ApplicationInfo info = infos.get(i); 16394 packageNames[i] = info.packageName; 16395 packageUids[i] = info.uid; 16396 } 16397 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16398 finishedReceiver); 16399 } 16400 16401 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16402 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16403 sendResourcesChangedBroadcast(mediaStatus, replacing, 16404 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16405 } 16406 16407 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16408 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16409 int size = pkgList.length; 16410 if (size > 0) { 16411 // Send broadcasts here 16412 Bundle extras = new Bundle(); 16413 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16414 if (uidArr != null) { 16415 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16416 } 16417 if (replacing) { 16418 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16419 } 16420 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16421 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16422 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16423 } 16424 } 16425 16426 /* 16427 * Look at potentially valid container ids from processCids If package 16428 * information doesn't match the one on record or package scanning fails, 16429 * the cid is added to list of removeCids. We currently don't delete stale 16430 * containers. 16431 */ 16432 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16433 boolean externalStorage) { 16434 ArrayList<String> pkgList = new ArrayList<String>(); 16435 Set<AsecInstallArgs> keys = processCids.keySet(); 16436 16437 for (AsecInstallArgs args : keys) { 16438 String codePath = processCids.get(args); 16439 if (DEBUG_SD_INSTALL) 16440 Log.i(TAG, "Loading container : " + args.cid); 16441 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16442 try { 16443 // Make sure there are no container errors first. 16444 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16445 Slog.e(TAG, "Failed to mount cid : " + args.cid 16446 + " when installing from sdcard"); 16447 continue; 16448 } 16449 // Check code path here. 16450 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16451 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16452 + " does not match one in settings " + codePath); 16453 continue; 16454 } 16455 // Parse package 16456 int parseFlags = mDefParseFlags; 16457 if (args.isExternalAsec()) { 16458 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16459 } 16460 if (args.isFwdLocked()) { 16461 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16462 } 16463 16464 synchronized (mInstallLock) { 16465 PackageParser.Package pkg = null; 16466 try { 16467 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16468 } catch (PackageManagerException e) { 16469 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16470 } 16471 // Scan the package 16472 if (pkg != null) { 16473 /* 16474 * TODO why is the lock being held? doPostInstall is 16475 * called in other places without the lock. This needs 16476 * to be straightened out. 16477 */ 16478 // writer 16479 synchronized (mPackages) { 16480 retCode = PackageManager.INSTALL_SUCCEEDED; 16481 pkgList.add(pkg.packageName); 16482 // Post process args 16483 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16484 pkg.applicationInfo.uid); 16485 } 16486 } else { 16487 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16488 } 16489 } 16490 16491 } finally { 16492 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16493 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16494 } 16495 } 16496 } 16497 // writer 16498 synchronized (mPackages) { 16499 // If the platform SDK has changed since the last time we booted, 16500 // we need to re-grant app permission to catch any new ones that 16501 // appear. This is really a hack, and means that apps can in some 16502 // cases get permissions that the user didn't initially explicitly 16503 // allow... it would be nice to have some better way to handle 16504 // this situation. 16505 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16506 : mSettings.getInternalVersion(); 16507 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16508 : StorageManager.UUID_PRIVATE_INTERNAL; 16509 16510 int updateFlags = UPDATE_PERMISSIONS_ALL; 16511 if (ver.sdkVersion != mSdkVersion) { 16512 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16513 + mSdkVersion + "; regranting permissions for external"); 16514 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16515 } 16516 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16517 16518 // Yay, everything is now upgraded 16519 ver.forceCurrent(); 16520 16521 // can downgrade to reader 16522 // Persist settings 16523 mSettings.writeLPr(); 16524 } 16525 // Send a broadcast to let everyone know we are done processing 16526 if (pkgList.size() > 0) { 16527 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16528 } 16529 } 16530 16531 /* 16532 * Utility method to unload a list of specified containers 16533 */ 16534 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16535 // Just unmount all valid containers. 16536 for (AsecInstallArgs arg : cidArgs) { 16537 synchronized (mInstallLock) { 16538 arg.doPostDeleteLI(false); 16539 } 16540 } 16541 } 16542 16543 /* 16544 * Unload packages mounted on external media. This involves deleting package 16545 * data from internal structures, sending broadcasts about diabled packages, 16546 * gc'ing to free up references, unmounting all secure containers 16547 * corresponding to packages on external media, and posting a 16548 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16549 * that we always have to post this message if status has been requested no 16550 * matter what. 16551 */ 16552 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16553 final boolean reportStatus) { 16554 if (DEBUG_SD_INSTALL) 16555 Log.i(TAG, "unloading media packages"); 16556 ArrayList<String> pkgList = new ArrayList<String>(); 16557 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16558 final Set<AsecInstallArgs> keys = processCids.keySet(); 16559 for (AsecInstallArgs args : keys) { 16560 String pkgName = args.getPackageName(); 16561 if (DEBUG_SD_INSTALL) 16562 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16563 // Delete package internally 16564 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16565 synchronized (mInstallLock) { 16566 boolean res = deletePackageLI(pkgName, null, false, null, null, 16567 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16568 if (res) { 16569 pkgList.add(pkgName); 16570 } else { 16571 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16572 failedList.add(args); 16573 } 16574 } 16575 } 16576 16577 // reader 16578 synchronized (mPackages) { 16579 // We didn't update the settings after removing each package; 16580 // write them now for all packages. 16581 mSettings.writeLPr(); 16582 } 16583 16584 // We have to absolutely send UPDATED_MEDIA_STATUS only 16585 // after confirming that all the receivers processed the ordered 16586 // broadcast when packages get disabled, force a gc to clean things up. 16587 // and unload all the containers. 16588 if (pkgList.size() > 0) { 16589 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16590 new IIntentReceiver.Stub() { 16591 public void performReceive(Intent intent, int resultCode, String data, 16592 Bundle extras, boolean ordered, boolean sticky, 16593 int sendingUser) throws RemoteException { 16594 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16595 reportStatus ? 1 : 0, 1, keys); 16596 mHandler.sendMessage(msg); 16597 } 16598 }); 16599 } else { 16600 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16601 keys); 16602 mHandler.sendMessage(msg); 16603 } 16604 } 16605 16606 private void loadPrivatePackages(final VolumeInfo vol) { 16607 mHandler.post(new Runnable() { 16608 @Override 16609 public void run() { 16610 loadPrivatePackagesInner(vol); 16611 } 16612 }); 16613 } 16614 16615 private void loadPrivatePackagesInner(VolumeInfo vol) { 16616 final String volumeUuid = vol.fsUuid; 16617 if (TextUtils.isEmpty(volumeUuid)) { 16618 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 16619 return; 16620 } 16621 16622 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16623 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16624 16625 final VersionInfo ver; 16626 final List<PackageSetting> packages; 16627 synchronized (mPackages) { 16628 ver = mSettings.findOrCreateVersion(volumeUuid); 16629 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16630 } 16631 16632 // TODO: introduce a new concept similar to "frozen" to prevent these 16633 // apps from being launched until after data has been fully reconciled 16634 for (PackageSetting ps : packages) { 16635 synchronized (mInstallLock) { 16636 final PackageParser.Package pkg; 16637 try { 16638 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16639 loaded.add(pkg.applicationInfo); 16640 16641 } catch (PackageManagerException e) { 16642 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16643 } 16644 16645 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16646 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16647 } 16648 } 16649 } 16650 16651 // Reconcile app data for all started/unlocked users 16652 final UserManager um = mContext.getSystemService(UserManager.class); 16653 for (UserInfo user : um.getUsers()) { 16654 if (um.isUserUnlocked(user.id)) { 16655 reconcileAppsData(volumeUuid, user.id, 16656 Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE); 16657 } else if (um.isUserRunning(user.id)) { 16658 reconcileAppsData(volumeUuid, user.id, Installer.FLAG_DE_STORAGE); 16659 } else { 16660 continue; 16661 } 16662 } 16663 16664 synchronized (mPackages) { 16665 int updateFlags = UPDATE_PERMISSIONS_ALL; 16666 if (ver.sdkVersion != mSdkVersion) { 16667 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16668 + mSdkVersion + "; regranting permissions for " + volumeUuid); 16669 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16670 } 16671 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16672 16673 // Yay, everything is now upgraded 16674 ver.forceCurrent(); 16675 16676 mSettings.writeLPr(); 16677 } 16678 16679 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16680 sendResourcesChangedBroadcast(true, false, loaded, null); 16681 } 16682 16683 private void unloadPrivatePackages(final VolumeInfo vol) { 16684 mHandler.post(new Runnable() { 16685 @Override 16686 public void run() { 16687 unloadPrivatePackagesInner(vol); 16688 } 16689 }); 16690 } 16691 16692 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16693 final String volumeUuid = vol.fsUuid; 16694 if (TextUtils.isEmpty(volumeUuid)) { 16695 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 16696 return; 16697 } 16698 16699 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16700 synchronized (mInstallLock) { 16701 synchronized (mPackages) { 16702 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 16703 for (PackageSetting ps : packages) { 16704 if (ps.pkg == null) continue; 16705 16706 final ApplicationInfo info = ps.pkg.applicationInfo; 16707 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16708 if (deletePackageLI(ps.name, null, false, null, null, 16709 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16710 unloaded.add(info); 16711 } else { 16712 Slog.w(TAG, "Failed to unload " + ps.codePath); 16713 } 16714 } 16715 16716 mSettings.writeLPr(); 16717 } 16718 } 16719 16720 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16721 sendResourcesChangedBroadcast(false, false, unloaded, null); 16722 } 16723 16724 /** 16725 * Examine all users present on given mounted volume, and destroy data 16726 * belonging to users that are no longer valid, or whose user ID has been 16727 * recycled. 16728 */ 16729 private void reconcileUsers(String volumeUuid) { 16730 final File[] files = FileUtils 16731 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16732 for (File file : files) { 16733 if (!file.isDirectory()) continue; 16734 16735 final int userId; 16736 final UserInfo info; 16737 try { 16738 userId = Integer.parseInt(file.getName()); 16739 info = sUserManager.getUserInfo(userId); 16740 } catch (NumberFormatException e) { 16741 Slog.w(TAG, "Invalid user directory " + file); 16742 continue; 16743 } 16744 16745 boolean destroyUser = false; 16746 if (info == null) { 16747 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16748 + " because no matching user was found"); 16749 destroyUser = true; 16750 } else { 16751 try { 16752 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16753 } catch (IOException e) { 16754 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16755 + " because we failed to enforce serial number: " + e); 16756 destroyUser = true; 16757 } 16758 } 16759 16760 if (destroyUser) { 16761 synchronized (mInstallLock) { 16762 try { 16763 mInstaller.removeUserDataDirs(volumeUuid, userId); 16764 } catch (InstallerException e) { 16765 Slog.w(TAG, "Failed to clean up user dirs", e); 16766 } 16767 } 16768 } 16769 } 16770 16771 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16772 final UserManager um = mContext.getSystemService(UserManager.class); 16773 for (UserInfo user : um.getUsers()) { 16774 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16775 if (userDir.exists()) continue; 16776 16777 try { 16778 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16779 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16780 } catch (IOException e) { 16781 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16782 } 16783 } 16784 } 16785 16786 private void assertPackageKnown(String volumeUuid, String packageName) 16787 throws PackageManagerException { 16788 synchronized (mPackages) { 16789 final PackageSetting ps = mSettings.mPackages.get(packageName); 16790 if (ps == null) { 16791 throw new PackageManagerException("Package " + packageName + " is unknown"); 16792 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16793 throw new PackageManagerException( 16794 "Package " + packageName + " found on unknown volume " + volumeUuid 16795 + "; expected volume " + ps.volumeUuid); 16796 } 16797 } 16798 } 16799 16800 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 16801 throws PackageManagerException { 16802 synchronized (mPackages) { 16803 final PackageSetting ps = mSettings.mPackages.get(packageName); 16804 if (ps == null) { 16805 throw new PackageManagerException("Package " + packageName + " is unknown"); 16806 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16807 throw new PackageManagerException( 16808 "Package " + packageName + " found on unknown volume " + volumeUuid 16809 + "; expected volume " + ps.volumeUuid); 16810 } else if (!ps.getInstalled(userId)) { 16811 throw new PackageManagerException( 16812 "Package " + packageName + " not installed for user " + userId); 16813 } 16814 } 16815 } 16816 16817 /** 16818 * Examine all apps present on given mounted volume, and destroy apps that 16819 * aren't expected, either due to uninstallation or reinstallation on 16820 * another volume. 16821 */ 16822 private void reconcileApps(String volumeUuid) { 16823 final File[] files = FileUtils 16824 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16825 for (File file : files) { 16826 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16827 && !PackageInstallerService.isStageName(file.getName()); 16828 if (!isPackage) { 16829 // Ignore entries which are not packages 16830 continue; 16831 } 16832 16833 try { 16834 final PackageLite pkg = PackageParser.parsePackageLite(file, 16835 PackageParser.PARSE_MUST_BE_APK); 16836 assertPackageKnown(volumeUuid, pkg.packageName); 16837 16838 } catch (PackageParserException | PackageManagerException e) { 16839 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16840 synchronized (mInstallLock) { 16841 removeCodePathLI(file); 16842 } 16843 } 16844 } 16845 } 16846 16847 /** 16848 * Reconcile all app data for the given user. 16849 * <p> 16850 * Verifies that directories exist and that ownership and labeling is 16851 * correct for all installed apps on all mounted volumes. 16852 */ 16853 void reconcileAppsData(int userId, @StorageFlags int flags) { 16854 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16855 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16856 final String volumeUuid = vol.getFsUuid(); 16857 reconcileAppsData(volumeUuid, userId, flags); 16858 } 16859 } 16860 16861 /** 16862 * Reconcile all app data on given mounted volume. 16863 * <p> 16864 * Destroys app data that isn't expected, either due to uninstallation or 16865 * reinstallation on another volume. 16866 * <p> 16867 * Verifies that directories exist and that ownership and labeling is 16868 * correct for all installed apps. 16869 */ 16870 private void reconcileAppsData(String volumeUuid, int userId, @StorageFlags int flags) { 16871 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 16872 + Integer.toHexString(flags)); 16873 16874 final File ceDir = Environment.getDataUserCredentialEncryptedDirectory(volumeUuid, userId); 16875 final File deDir = Environment.getDataUserDeviceEncryptedDirectory(volumeUuid, userId); 16876 16877 boolean restoreconNeeded = false; 16878 16879 // First look for stale data that doesn't belong, and check if things 16880 // have changed since we did our last restorecon 16881 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 16882 if (!isUserKeyUnlocked(userId)) { 16883 throw new RuntimeException( 16884 "Yikes, someone asked us to reconcile CE storage while " + userId 16885 + " was still locked; this would have caused massive data loss!"); 16886 } 16887 16888 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 16889 16890 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 16891 for (File file : files) { 16892 final String packageName = file.getName(); 16893 try { 16894 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 16895 } catch (PackageManagerException e) { 16896 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16897 synchronized (mInstallLock) { 16898 destroyAppDataLI(volumeUuid, packageName, userId, 16899 Installer.FLAG_CE_STORAGE); 16900 } 16901 } 16902 } 16903 } 16904 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 16905 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 16906 16907 final File[] files = FileUtils.listFilesOrEmpty(deDir); 16908 for (File file : files) { 16909 final String packageName = file.getName(); 16910 try { 16911 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 16912 } catch (PackageManagerException e) { 16913 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16914 synchronized (mInstallLock) { 16915 destroyAppDataLI(volumeUuid, packageName, userId, 16916 Installer.FLAG_DE_STORAGE); 16917 } 16918 } 16919 } 16920 } 16921 16922 // Ensure that data directories are ready to roll for all packages 16923 // installed for this volume and user 16924 final List<PackageSetting> packages; 16925 synchronized (mPackages) { 16926 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16927 } 16928 int preparedCount = 0; 16929 for (PackageSetting ps : packages) { 16930 final String packageName = ps.name; 16931 if (ps.pkg == null) { 16932 Slog.w(TAG, "Odd, missing scanned package " + packageName); 16933 // TODO: might be due to legacy ASEC apps; we should circle back 16934 // and reconcile again once they're scanned 16935 continue; 16936 } 16937 16938 if (ps.getInstalled(userId)) { 16939 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 16940 preparedCount++; 16941 } 16942 } 16943 16944 if (restoreconNeeded) { 16945 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 16946 SELinuxMMAC.setRestoreconDone(ceDir); 16947 } 16948 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 16949 SELinuxMMAC.setRestoreconDone(deDir); 16950 } 16951 } 16952 16953 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 16954 + " packages; restoreconNeeded was " + restoreconNeeded); 16955 } 16956 16957 /** 16958 * Prepare app data for the given app just after it was installed or 16959 * upgraded. This method carefully only touches users that it's installed 16960 * for, and it forces a restorecon to handle any seinfo changes. 16961 * <p> 16962 * Verifies that directories exist and that ownership and labeling is 16963 * correct for all installed apps. If there is an ownership mismatch, it 16964 * will try recovering system apps by wiping data; third-party app data is 16965 * left intact. 16966 */ 16967 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 16968 final PackageSetting ps; 16969 synchronized (mPackages) { 16970 ps = mSettings.mPackages.get(pkg.packageName); 16971 } 16972 16973 final UserManager um = mContext.getSystemService(UserManager.class); 16974 for (UserInfo user : um.getUsers()) { 16975 final int flags; 16976 if (um.isUserUnlocked(user.id)) { 16977 flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 16978 } else if (um.isUserRunning(user.id)) { 16979 flags = Installer.FLAG_DE_STORAGE; 16980 } else { 16981 continue; 16982 } 16983 16984 if (ps.getInstalled(user.id)) { 16985 // Whenever an app changes, force a restorecon of its data 16986 // TODO: when user data is locked, mark that we're still dirty 16987 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 16988 } 16989 } 16990 } 16991 16992 /** 16993 * Prepare app data for the given app. 16994 * <p> 16995 * Verifies that directories exist and that ownership and labeling is 16996 * correct for all installed apps. If there is an ownership mismatch, this 16997 * will try recovering system apps by wiping data; third-party app data is 16998 * left intact. 16999 */ 17000 private void prepareAppData(String volumeUuid, int userId, @StorageFlags int flags, 17001 PackageParser.Package pkg, boolean restoreconNeeded) { 17002 if (DEBUG_APP_DATA) { 17003 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 17004 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 17005 } 17006 17007 final String packageName = pkg.packageName; 17008 final ApplicationInfo app = pkg.applicationInfo; 17009 final int appId = UserHandle.getAppId(app.uid); 17010 17011 Preconditions.checkNotNull(app.seinfo); 17012 17013 synchronized (mInstallLock) { 17014 try { 17015 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17016 appId, app.seinfo, app.targetSdkVersion); 17017 } catch (InstallerException e) { 17018 if (app.isSystemApp()) { 17019 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 17020 + ", but trying to recover: " + e); 17021 destroyAppDataLI(volumeUuid, packageName, userId, flags); 17022 try { 17023 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17024 appId, app.seinfo, app.targetSdkVersion); 17025 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 17026 } catch (InstallerException e2) { 17027 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 17028 } 17029 } else { 17030 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 17031 } 17032 } 17033 17034 if (restoreconNeeded) { 17035 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 17036 } 17037 17038 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 17039 // Create a native library symlink only if we have native libraries 17040 // and if the native libraries are 32 bit libraries. We do not provide 17041 // this symlink for 64 bit libraries. 17042 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 17043 final String nativeLibPath = app.nativeLibraryDir; 17044 try { 17045 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 17046 nativeLibPath, userId); 17047 } catch (InstallerException e) { 17048 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 17049 } 17050 } 17051 } 17052 } 17053 } 17054 17055 private void unfreezePackage(String packageName) { 17056 synchronized (mPackages) { 17057 final PackageSetting ps = mSettings.mPackages.get(packageName); 17058 if (ps != null) { 17059 ps.frozen = false; 17060 } 17061 } 17062 } 17063 17064 @Override 17065 public int movePackage(final String packageName, final String volumeUuid) { 17066 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17067 17068 final int moveId = mNextMoveId.getAndIncrement(); 17069 mHandler.post(new Runnable() { 17070 @Override 17071 public void run() { 17072 try { 17073 movePackageInternal(packageName, volumeUuid, moveId); 17074 } catch (PackageManagerException e) { 17075 Slog.w(TAG, "Failed to move " + packageName, e); 17076 mMoveCallbacks.notifyStatusChanged(moveId, 17077 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17078 } 17079 } 17080 }); 17081 return moveId; 17082 } 17083 17084 private void movePackageInternal(final String packageName, final String volumeUuid, 17085 final int moveId) throws PackageManagerException { 17086 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 17087 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17088 final PackageManager pm = mContext.getPackageManager(); 17089 17090 final boolean currentAsec; 17091 final String currentVolumeUuid; 17092 final File codeFile; 17093 final String installerPackageName; 17094 final String packageAbiOverride; 17095 final int appId; 17096 final String seinfo; 17097 final String label; 17098 final int targetSdkVersion; 17099 17100 // reader 17101 synchronized (mPackages) { 17102 final PackageParser.Package pkg = mPackages.get(packageName); 17103 final PackageSetting ps = mSettings.mPackages.get(packageName); 17104 if (pkg == null || ps == null) { 17105 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 17106 } 17107 17108 if (pkg.applicationInfo.isSystemApp()) { 17109 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 17110 "Cannot move system application"); 17111 } 17112 17113 if (pkg.applicationInfo.isExternalAsec()) { 17114 currentAsec = true; 17115 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 17116 } else if (pkg.applicationInfo.isForwardLocked()) { 17117 currentAsec = true; 17118 currentVolumeUuid = "forward_locked"; 17119 } else { 17120 currentAsec = false; 17121 currentVolumeUuid = ps.volumeUuid; 17122 17123 final File probe = new File(pkg.codePath); 17124 final File probeOat = new File(probe, "oat"); 17125 if (!probe.isDirectory() || !probeOat.isDirectory()) { 17126 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17127 "Move only supported for modern cluster style installs"); 17128 } 17129 } 17130 17131 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17132 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17133 "Package already moved to " + volumeUuid); 17134 } 17135 17136 if (ps.frozen) { 17137 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17138 "Failed to move already frozen package"); 17139 } 17140 ps.frozen = true; 17141 17142 codeFile = new File(pkg.codePath); 17143 installerPackageName = ps.installerPackageName; 17144 packageAbiOverride = ps.cpuAbiOverrideString; 17145 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17146 seinfo = pkg.applicationInfo.seinfo; 17147 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17148 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 17149 } 17150 17151 // Now that we're guarded by frozen state, kill app during move 17152 final long token = Binder.clearCallingIdentity(); 17153 try { 17154 killApplication(packageName, appId, "move pkg"); 17155 } finally { 17156 Binder.restoreCallingIdentity(token); 17157 } 17158 17159 final Bundle extras = new Bundle(); 17160 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17161 extras.putString(Intent.EXTRA_TITLE, label); 17162 mMoveCallbacks.notifyCreated(moveId, extras); 17163 17164 int installFlags; 17165 final boolean moveCompleteApp; 17166 final File measurePath; 17167 17168 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17169 installFlags = INSTALL_INTERNAL; 17170 moveCompleteApp = !currentAsec; 17171 measurePath = Environment.getDataAppDirectory(volumeUuid); 17172 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17173 installFlags = INSTALL_EXTERNAL; 17174 moveCompleteApp = false; 17175 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17176 } else { 17177 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17178 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17179 || !volume.isMountedWritable()) { 17180 unfreezePackage(packageName); 17181 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17182 "Move location not mounted private volume"); 17183 } 17184 17185 Preconditions.checkState(!currentAsec); 17186 17187 installFlags = INSTALL_INTERNAL; 17188 moveCompleteApp = true; 17189 measurePath = Environment.getDataAppDirectory(volumeUuid); 17190 } 17191 17192 final PackageStats stats = new PackageStats(null, -1); 17193 synchronized (mInstaller) { 17194 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17195 unfreezePackage(packageName); 17196 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17197 "Failed to measure package size"); 17198 } 17199 } 17200 17201 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17202 + stats.dataSize); 17203 17204 final long startFreeBytes = measurePath.getFreeSpace(); 17205 final long sizeBytes; 17206 if (moveCompleteApp) { 17207 sizeBytes = stats.codeSize + stats.dataSize; 17208 } else { 17209 sizeBytes = stats.codeSize; 17210 } 17211 17212 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17213 unfreezePackage(packageName); 17214 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17215 "Not enough free space to move"); 17216 } 17217 17218 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17219 17220 final CountDownLatch installedLatch = new CountDownLatch(1); 17221 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17222 @Override 17223 public void onUserActionRequired(Intent intent) throws RemoteException { 17224 throw new IllegalStateException(); 17225 } 17226 17227 @Override 17228 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17229 Bundle extras) throws RemoteException { 17230 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17231 + PackageManager.installStatusToString(returnCode, msg)); 17232 17233 installedLatch.countDown(); 17234 17235 // Regardless of success or failure of the move operation, 17236 // always unfreeze the package 17237 unfreezePackage(packageName); 17238 17239 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17240 switch (status) { 17241 case PackageInstaller.STATUS_SUCCESS: 17242 mMoveCallbacks.notifyStatusChanged(moveId, 17243 PackageManager.MOVE_SUCCEEDED); 17244 break; 17245 case PackageInstaller.STATUS_FAILURE_STORAGE: 17246 mMoveCallbacks.notifyStatusChanged(moveId, 17247 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17248 break; 17249 default: 17250 mMoveCallbacks.notifyStatusChanged(moveId, 17251 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17252 break; 17253 } 17254 } 17255 }; 17256 17257 final MoveInfo move; 17258 if (moveCompleteApp) { 17259 // Kick off a thread to report progress estimates 17260 new Thread() { 17261 @Override 17262 public void run() { 17263 while (true) { 17264 try { 17265 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17266 break; 17267 } 17268 } catch (InterruptedException ignored) { 17269 } 17270 17271 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17272 final int progress = 10 + (int) MathUtils.constrain( 17273 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17274 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17275 } 17276 } 17277 }.start(); 17278 17279 final String dataAppName = codeFile.getName(); 17280 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17281 dataAppName, appId, seinfo, targetSdkVersion); 17282 } else { 17283 move = null; 17284 } 17285 17286 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17287 17288 final Message msg = mHandler.obtainMessage(INIT_COPY); 17289 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17290 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17291 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17292 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17293 msg.obj = params; 17294 17295 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17296 System.identityHashCode(msg.obj)); 17297 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17298 System.identityHashCode(msg.obj)); 17299 17300 mHandler.sendMessage(msg); 17301 } 17302 17303 @Override 17304 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17305 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17306 17307 final int realMoveId = mNextMoveId.getAndIncrement(); 17308 final Bundle extras = new Bundle(); 17309 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17310 mMoveCallbacks.notifyCreated(realMoveId, extras); 17311 17312 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17313 @Override 17314 public void onCreated(int moveId, Bundle extras) { 17315 // Ignored 17316 } 17317 17318 @Override 17319 public void onStatusChanged(int moveId, int status, long estMillis) { 17320 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 17321 } 17322 }; 17323 17324 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17325 storage.setPrimaryStorageUuid(volumeUuid, callback); 17326 return realMoveId; 17327 } 17328 17329 @Override 17330 public int getMoveStatus(int moveId) { 17331 mContext.enforceCallingOrSelfPermission( 17332 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17333 return mMoveCallbacks.mLastStatus.get(moveId); 17334 } 17335 17336 @Override 17337 public void registerMoveCallback(IPackageMoveObserver callback) { 17338 mContext.enforceCallingOrSelfPermission( 17339 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17340 mMoveCallbacks.register(callback); 17341 } 17342 17343 @Override 17344 public void unregisterMoveCallback(IPackageMoveObserver callback) { 17345 mContext.enforceCallingOrSelfPermission( 17346 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17347 mMoveCallbacks.unregister(callback); 17348 } 17349 17350 @Override 17351 public boolean setInstallLocation(int loc) { 17352 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 17353 null); 17354 if (getInstallLocation() == loc) { 17355 return true; 17356 } 17357 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 17358 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 17359 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 17360 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 17361 return true; 17362 } 17363 return false; 17364 } 17365 17366 @Override 17367 public int getInstallLocation() { 17368 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 17369 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 17370 PackageHelper.APP_INSTALL_AUTO); 17371 } 17372 17373 /** Called by UserManagerService */ 17374 void cleanUpUser(UserManagerService userManager, int userHandle) { 17375 synchronized (mPackages) { 17376 mDirtyUsers.remove(userHandle); 17377 mUserNeedsBadging.delete(userHandle); 17378 mSettings.removeUserLPw(userHandle); 17379 mPendingBroadcasts.remove(userHandle); 17380 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17381 } 17382 synchronized (mInstallLock) { 17383 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17384 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17385 final String volumeUuid = vol.getFsUuid(); 17386 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17387 try { 17388 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17389 } catch (InstallerException e) { 17390 Slog.w(TAG, "Failed to remove user data", e); 17391 } 17392 } 17393 synchronized (mPackages) { 17394 removeUnusedPackagesLILPw(userManager, userHandle); 17395 } 17396 } 17397 } 17398 17399 /** 17400 * We're removing userHandle and would like to remove any downloaded packages 17401 * that are no longer in use by any other user. 17402 * @param userHandle the user being removed 17403 */ 17404 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17405 final boolean DEBUG_CLEAN_APKS = false; 17406 int [] users = userManager.getUserIds(); 17407 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17408 while (psit.hasNext()) { 17409 PackageSetting ps = psit.next(); 17410 if (ps.pkg == null) { 17411 continue; 17412 } 17413 final String packageName = ps.pkg.packageName; 17414 // Skip over if system app 17415 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17416 continue; 17417 } 17418 if (DEBUG_CLEAN_APKS) { 17419 Slog.i(TAG, "Checking package " + packageName); 17420 } 17421 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17422 if (keep) { 17423 if (DEBUG_CLEAN_APKS) { 17424 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17425 } 17426 } else { 17427 for (int i = 0; i < users.length; i++) { 17428 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17429 keep = true; 17430 if (DEBUG_CLEAN_APKS) { 17431 Slog.i(TAG, " Keeping package " + packageName + " for user " 17432 + users[i]); 17433 } 17434 break; 17435 } 17436 } 17437 } 17438 if (!keep) { 17439 if (DEBUG_CLEAN_APKS) { 17440 Slog.i(TAG, " Removing package " + packageName); 17441 } 17442 mHandler.post(new Runnable() { 17443 public void run() { 17444 deletePackageX(packageName, userHandle, 0); 17445 } //end run 17446 }); 17447 } 17448 } 17449 } 17450 17451 /** Called by UserManagerService */ 17452 void createNewUser(int userHandle) { 17453 synchronized (mInstallLock) { 17454 try { 17455 mInstaller.createUserConfig(userHandle); 17456 } catch (InstallerException e) { 17457 Slog.w(TAG, "Failed to create user config", e); 17458 } 17459 mSettings.createNewUserLI(this, mInstaller, userHandle); 17460 } 17461 synchronized (mPackages) { 17462 applyFactoryDefaultBrowserLPw(userHandle); 17463 primeDomainVerificationsLPw(userHandle); 17464 } 17465 } 17466 17467 void newUserCreated(final int userHandle) { 17468 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17469 // If permission review for legacy apps is required, we represent 17470 // dagerous permissions for such apps as always granted runtime 17471 // permissions to keep per user flag state whether review is needed. 17472 // Hence, if a new user is added we have to propagate dangerous 17473 // permission grants for these legacy apps. 17474 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17475 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17476 | UPDATE_PERMISSIONS_REPLACE_ALL); 17477 } 17478 } 17479 17480 @Override 17481 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17482 mContext.enforceCallingOrSelfPermission( 17483 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17484 "Only package verification agents can read the verifier device identity"); 17485 17486 synchronized (mPackages) { 17487 return mSettings.getVerifierDeviceIdentityLPw(); 17488 } 17489 } 17490 17491 @Override 17492 public void setPermissionEnforced(String permission, boolean enforced) { 17493 // TODO: Now that we no longer change GID for storage, this should to away. 17494 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17495 "setPermissionEnforced"); 17496 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17497 synchronized (mPackages) { 17498 if (mSettings.mReadExternalStorageEnforced == null 17499 || mSettings.mReadExternalStorageEnforced != enforced) { 17500 mSettings.mReadExternalStorageEnforced = enforced; 17501 mSettings.writeLPr(); 17502 } 17503 } 17504 // kill any non-foreground processes so we restart them and 17505 // grant/revoke the GID. 17506 final IActivityManager am = ActivityManagerNative.getDefault(); 17507 if (am != null) { 17508 final long token = Binder.clearCallingIdentity(); 17509 try { 17510 am.killProcessesBelowForeground("setPermissionEnforcement"); 17511 } catch (RemoteException e) { 17512 } finally { 17513 Binder.restoreCallingIdentity(token); 17514 } 17515 } 17516 } else { 17517 throw new IllegalArgumentException("No selective enforcement for " + permission); 17518 } 17519 } 17520 17521 @Override 17522 @Deprecated 17523 public boolean isPermissionEnforced(String permission) { 17524 return true; 17525 } 17526 17527 @Override 17528 public boolean isStorageLow() { 17529 final long token = Binder.clearCallingIdentity(); 17530 try { 17531 final DeviceStorageMonitorInternal 17532 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17533 if (dsm != null) { 17534 return dsm.isMemoryLow(); 17535 } else { 17536 return false; 17537 } 17538 } finally { 17539 Binder.restoreCallingIdentity(token); 17540 } 17541 } 17542 17543 @Override 17544 public IPackageInstaller getPackageInstaller() { 17545 return mInstallerService; 17546 } 17547 17548 private boolean userNeedsBadging(int userId) { 17549 int index = mUserNeedsBadging.indexOfKey(userId); 17550 if (index < 0) { 17551 final UserInfo userInfo; 17552 final long token = Binder.clearCallingIdentity(); 17553 try { 17554 userInfo = sUserManager.getUserInfo(userId); 17555 } finally { 17556 Binder.restoreCallingIdentity(token); 17557 } 17558 final boolean b; 17559 if (userInfo != null && userInfo.isManagedProfile()) { 17560 b = true; 17561 } else { 17562 b = false; 17563 } 17564 mUserNeedsBadging.put(userId, b); 17565 return b; 17566 } 17567 return mUserNeedsBadging.valueAt(index); 17568 } 17569 17570 @Override 17571 public KeySet getKeySetByAlias(String packageName, String alias) { 17572 if (packageName == null || alias == null) { 17573 return null; 17574 } 17575 synchronized(mPackages) { 17576 final PackageParser.Package pkg = mPackages.get(packageName); 17577 if (pkg == null) { 17578 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17579 throw new IllegalArgumentException("Unknown package: " + packageName); 17580 } 17581 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17582 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17583 } 17584 } 17585 17586 @Override 17587 public KeySet getSigningKeySet(String packageName) { 17588 if (packageName == null) { 17589 return null; 17590 } 17591 synchronized(mPackages) { 17592 final PackageParser.Package pkg = mPackages.get(packageName); 17593 if (pkg == null) { 17594 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17595 throw new IllegalArgumentException("Unknown package: " + packageName); 17596 } 17597 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17598 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17599 throw new SecurityException("May not access signing KeySet of other apps."); 17600 } 17601 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17602 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17603 } 17604 } 17605 17606 @Override 17607 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17608 if (packageName == null || ks == null) { 17609 return false; 17610 } 17611 synchronized(mPackages) { 17612 final PackageParser.Package pkg = mPackages.get(packageName); 17613 if (pkg == null) { 17614 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17615 throw new IllegalArgumentException("Unknown package: " + packageName); 17616 } 17617 IBinder ksh = ks.getToken(); 17618 if (ksh instanceof KeySetHandle) { 17619 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17620 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17621 } 17622 return false; 17623 } 17624 } 17625 17626 @Override 17627 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17628 if (packageName == null || ks == null) { 17629 return false; 17630 } 17631 synchronized(mPackages) { 17632 final PackageParser.Package pkg = mPackages.get(packageName); 17633 if (pkg == null) { 17634 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17635 throw new IllegalArgumentException("Unknown package: " + packageName); 17636 } 17637 IBinder ksh = ks.getToken(); 17638 if (ksh instanceof KeySetHandle) { 17639 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17640 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17641 } 17642 return false; 17643 } 17644 } 17645 17646 private void deletePackageIfUnusedLPr(final String packageName) { 17647 PackageSetting ps = mSettings.mPackages.get(packageName); 17648 if (ps == null) { 17649 return; 17650 } 17651 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17652 // TODO Implement atomic delete if package is unused 17653 // It is currently possible that the package will be deleted even if it is installed 17654 // after this method returns. 17655 mHandler.post(new Runnable() { 17656 public void run() { 17657 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17658 } 17659 }); 17660 } 17661 } 17662 17663 /** 17664 * Check and throw if the given before/after packages would be considered a 17665 * downgrade. 17666 */ 17667 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17668 throws PackageManagerException { 17669 if (after.versionCode < before.mVersionCode) { 17670 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17671 "Update version code " + after.versionCode + " is older than current " 17672 + before.mVersionCode); 17673 } else if (after.versionCode == before.mVersionCode) { 17674 if (after.baseRevisionCode < before.baseRevisionCode) { 17675 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17676 "Update base revision code " + after.baseRevisionCode 17677 + " is older than current " + before.baseRevisionCode); 17678 } 17679 17680 if (!ArrayUtils.isEmpty(after.splitNames)) { 17681 for (int i = 0; i < after.splitNames.length; i++) { 17682 final String splitName = after.splitNames[i]; 17683 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17684 if (j != -1) { 17685 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17686 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17687 "Update split " + splitName + " revision code " 17688 + after.splitRevisionCodes[i] + " is older than current " 17689 + before.splitRevisionCodes[j]); 17690 } 17691 } 17692 } 17693 } 17694 } 17695 } 17696 17697 private static class MoveCallbacks extends Handler { 17698 private static final int MSG_CREATED = 1; 17699 private static final int MSG_STATUS_CHANGED = 2; 17700 17701 private final RemoteCallbackList<IPackageMoveObserver> 17702 mCallbacks = new RemoteCallbackList<>(); 17703 17704 private final SparseIntArray mLastStatus = new SparseIntArray(); 17705 17706 public MoveCallbacks(Looper looper) { 17707 super(looper); 17708 } 17709 17710 public void register(IPackageMoveObserver callback) { 17711 mCallbacks.register(callback); 17712 } 17713 17714 public void unregister(IPackageMoveObserver callback) { 17715 mCallbacks.unregister(callback); 17716 } 17717 17718 @Override 17719 public void handleMessage(Message msg) { 17720 final SomeArgs args = (SomeArgs) msg.obj; 17721 final int n = mCallbacks.beginBroadcast(); 17722 for (int i = 0; i < n; i++) { 17723 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17724 try { 17725 invokeCallback(callback, msg.what, args); 17726 } catch (RemoteException ignored) { 17727 } 17728 } 17729 mCallbacks.finishBroadcast(); 17730 args.recycle(); 17731 } 17732 17733 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17734 throws RemoteException { 17735 switch (what) { 17736 case MSG_CREATED: { 17737 callback.onCreated(args.argi1, (Bundle) args.arg2); 17738 break; 17739 } 17740 case MSG_STATUS_CHANGED: { 17741 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17742 break; 17743 } 17744 } 17745 } 17746 17747 private void notifyCreated(int moveId, Bundle extras) { 17748 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17749 17750 final SomeArgs args = SomeArgs.obtain(); 17751 args.argi1 = moveId; 17752 args.arg2 = extras; 17753 obtainMessage(MSG_CREATED, args).sendToTarget(); 17754 } 17755 17756 private void notifyStatusChanged(int moveId, int status) { 17757 notifyStatusChanged(moveId, status, -1); 17758 } 17759 17760 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17761 Slog.v(TAG, "Move " + moveId + " status " + status); 17762 17763 final SomeArgs args = SomeArgs.obtain(); 17764 args.argi1 = moveId; 17765 args.argi2 = status; 17766 args.arg3 = estMillis; 17767 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17768 17769 synchronized (mLastStatus) { 17770 mLastStatus.put(moveId, status); 17771 } 17772 } 17773 } 17774 17775 private final static class OnPermissionChangeListeners extends Handler { 17776 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17777 17778 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17779 new RemoteCallbackList<>(); 17780 17781 public OnPermissionChangeListeners(Looper looper) { 17782 super(looper); 17783 } 17784 17785 @Override 17786 public void handleMessage(Message msg) { 17787 switch (msg.what) { 17788 case MSG_ON_PERMISSIONS_CHANGED: { 17789 final int uid = msg.arg1; 17790 handleOnPermissionsChanged(uid); 17791 } break; 17792 } 17793 } 17794 17795 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17796 mPermissionListeners.register(listener); 17797 17798 } 17799 17800 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17801 mPermissionListeners.unregister(listener); 17802 } 17803 17804 public void onPermissionsChanged(int uid) { 17805 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17806 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17807 } 17808 } 17809 17810 private void handleOnPermissionsChanged(int uid) { 17811 final int count = mPermissionListeners.beginBroadcast(); 17812 try { 17813 for (int i = 0; i < count; i++) { 17814 IOnPermissionsChangeListener callback = mPermissionListeners 17815 .getBroadcastItem(i); 17816 try { 17817 callback.onPermissionsChanged(uid); 17818 } catch (RemoteException e) { 17819 Log.e(TAG, "Permission listener is dead", e); 17820 } 17821 } 17822 } finally { 17823 mPermissionListeners.finishBroadcast(); 17824 } 17825 } 17826 } 17827 17828 private class PackageManagerInternalImpl extends PackageManagerInternal { 17829 @Override 17830 public void setLocationPackagesProvider(PackagesProvider provider) { 17831 synchronized (mPackages) { 17832 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17833 } 17834 } 17835 17836 @Override 17837 public void setImePackagesProvider(PackagesProvider provider) { 17838 synchronized (mPackages) { 17839 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17840 } 17841 } 17842 17843 @Override 17844 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17845 synchronized (mPackages) { 17846 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17847 } 17848 } 17849 17850 @Override 17851 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17852 synchronized (mPackages) { 17853 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17854 } 17855 } 17856 17857 @Override 17858 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17859 synchronized (mPackages) { 17860 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17861 } 17862 } 17863 17864 @Override 17865 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17866 synchronized (mPackages) { 17867 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17868 } 17869 } 17870 17871 @Override 17872 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17873 synchronized (mPackages) { 17874 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17875 } 17876 } 17877 17878 @Override 17879 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17880 synchronized (mPackages) { 17881 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17882 packageName, userId); 17883 } 17884 } 17885 17886 @Override 17887 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17888 synchronized (mPackages) { 17889 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17890 packageName, userId); 17891 } 17892 } 17893 17894 @Override 17895 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17896 synchronized (mPackages) { 17897 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17898 packageName, userId); 17899 } 17900 } 17901 17902 @Override 17903 public void setKeepUninstalledPackages(final List<String> packageList) { 17904 Preconditions.checkNotNull(packageList); 17905 List<String> removedFromList = null; 17906 synchronized (mPackages) { 17907 if (mKeepUninstalledPackages != null) { 17908 final int packagesCount = mKeepUninstalledPackages.size(); 17909 for (int i = 0; i < packagesCount; i++) { 17910 String oldPackage = mKeepUninstalledPackages.get(i); 17911 if (packageList != null && packageList.contains(oldPackage)) { 17912 continue; 17913 } 17914 if (removedFromList == null) { 17915 removedFromList = new ArrayList<>(); 17916 } 17917 removedFromList.add(oldPackage); 17918 } 17919 } 17920 mKeepUninstalledPackages = new ArrayList<>(packageList); 17921 if (removedFromList != null) { 17922 final int removedCount = removedFromList.size(); 17923 for (int i = 0; i < removedCount; i++) { 17924 deletePackageIfUnusedLPr(removedFromList.get(i)); 17925 } 17926 } 17927 } 17928 } 17929 17930 @Override 17931 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17932 synchronized (mPackages) { 17933 // If we do not support permission review, done. 17934 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17935 return false; 17936 } 17937 17938 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17939 if (packageSetting == null) { 17940 return false; 17941 } 17942 17943 // Permission review applies only to apps not supporting the new permission model. 17944 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17945 return false; 17946 } 17947 17948 // Legacy apps have the permission and get user consent on launch. 17949 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17950 return permissionsState.isPermissionReviewRequired(userId); 17951 } 17952 } 17953 } 17954 17955 @Override 17956 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17957 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17958 synchronized (mPackages) { 17959 final long identity = Binder.clearCallingIdentity(); 17960 try { 17961 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17962 packageNames, userId); 17963 } finally { 17964 Binder.restoreCallingIdentity(identity); 17965 } 17966 } 17967 } 17968 17969 private static void enforceSystemOrPhoneCaller(String tag) { 17970 int callingUid = Binder.getCallingUid(); 17971 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17972 throw new SecurityException( 17973 "Cannot call " + tag + " from UID " + callingUid); 17974 } 17975 } 17976} 17977