PackageManagerService.java revision 7bdf3cff92d26f9a4a8b88f816f5313fe02d6a33
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 /** 10083 * Returns true if application is not found or there was an error. Otherwise it returns 10084 * the hidden state of the package for the given user. 10085 */ 10086 @Override 10087 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10088 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10089 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10090 false, "getApplicationHidden for user " + userId); 10091 PackageSetting pkgSetting; 10092 long callingId = Binder.clearCallingIdentity(); 10093 try { 10094 // writer 10095 synchronized (mPackages) { 10096 pkgSetting = mSettings.mPackages.get(packageName); 10097 if (pkgSetting == null) { 10098 return true; 10099 } 10100 return pkgSetting.getHidden(userId); 10101 } 10102 } finally { 10103 Binder.restoreCallingIdentity(callingId); 10104 } 10105 } 10106 10107 /** 10108 * @hide 10109 */ 10110 @Override 10111 public int installExistingPackageAsUser(String packageName, int userId) { 10112 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10113 null); 10114 PackageSetting pkgSetting; 10115 final int uid = Binder.getCallingUid(); 10116 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10117 + userId); 10118 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10119 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10120 } 10121 10122 long callingId = Binder.clearCallingIdentity(); 10123 try { 10124 boolean installed = false; 10125 10126 // writer 10127 synchronized (mPackages) { 10128 pkgSetting = mSettings.mPackages.get(packageName); 10129 if (pkgSetting == null) { 10130 return PackageManager.INSTALL_FAILED_INVALID_URI; 10131 } 10132 if (!pkgSetting.getInstalled(userId)) { 10133 pkgSetting.setInstalled(true, userId); 10134 pkgSetting.setHidden(false, userId); 10135 mSettings.writePackageRestrictionsLPr(userId); 10136 if (pkgSetting.pkg != null) { 10137 prepareAppDataAfterInstall(pkgSetting.pkg); 10138 } 10139 installed = true; 10140 } 10141 } 10142 10143 if (installed) { 10144 sendPackageAddedForUser(packageName, pkgSetting, userId); 10145 } 10146 } finally { 10147 Binder.restoreCallingIdentity(callingId); 10148 } 10149 10150 return PackageManager.INSTALL_SUCCEEDED; 10151 } 10152 10153 boolean isUserRestricted(int userId, String restrictionKey) { 10154 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10155 if (restrictions.getBoolean(restrictionKey, false)) { 10156 Log.w(TAG, "User is restricted: " + restrictionKey); 10157 return true; 10158 } 10159 return false; 10160 } 10161 10162 @Override 10163 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10164 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10165 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10166 "setPackageSuspended for user " + userId); 10167 10168 long callingId = Binder.clearCallingIdentity(); 10169 try { 10170 synchronized (mPackages) { 10171 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10172 if (pkgSetting != null) { 10173 if (pkgSetting.getSuspended(userId) != suspended) { 10174 pkgSetting.setSuspended(suspended, userId); 10175 mSettings.writePackageRestrictionsLPr(userId); 10176 } 10177 10178 // TODO: 10179 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10180 // * remove app from recents (kill app it if it is running) 10181 // * erase existing notifications for this app 10182 return true; 10183 } 10184 10185 return false; 10186 } 10187 } finally { 10188 Binder.restoreCallingIdentity(callingId); 10189 } 10190 } 10191 10192 @Override 10193 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10194 mContext.enforceCallingOrSelfPermission( 10195 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10196 "Only package verification agents can verify applications"); 10197 10198 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10199 final PackageVerificationResponse response = new PackageVerificationResponse( 10200 verificationCode, Binder.getCallingUid()); 10201 msg.arg1 = id; 10202 msg.obj = response; 10203 mHandler.sendMessage(msg); 10204 } 10205 10206 @Override 10207 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10208 long millisecondsToDelay) { 10209 mContext.enforceCallingOrSelfPermission( 10210 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10211 "Only package verification agents can extend verification timeouts"); 10212 10213 final PackageVerificationState state = mPendingVerification.get(id); 10214 final PackageVerificationResponse response = new PackageVerificationResponse( 10215 verificationCodeAtTimeout, Binder.getCallingUid()); 10216 10217 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10218 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10219 } 10220 if (millisecondsToDelay < 0) { 10221 millisecondsToDelay = 0; 10222 } 10223 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10224 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10225 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10226 } 10227 10228 if ((state != null) && !state.timeoutExtended()) { 10229 state.extendTimeout(); 10230 10231 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10232 msg.arg1 = id; 10233 msg.obj = response; 10234 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10235 } 10236 } 10237 10238 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10239 int verificationCode, UserHandle user) { 10240 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10241 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10242 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10243 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10244 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10245 10246 mContext.sendBroadcastAsUser(intent, user, 10247 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10248 } 10249 10250 private ComponentName matchComponentForVerifier(String packageName, 10251 List<ResolveInfo> receivers) { 10252 ActivityInfo targetReceiver = null; 10253 10254 final int NR = receivers.size(); 10255 for (int i = 0; i < NR; i++) { 10256 final ResolveInfo info = receivers.get(i); 10257 if (info.activityInfo == null) { 10258 continue; 10259 } 10260 10261 if (packageName.equals(info.activityInfo.packageName)) { 10262 targetReceiver = info.activityInfo; 10263 break; 10264 } 10265 } 10266 10267 if (targetReceiver == null) { 10268 return null; 10269 } 10270 10271 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10272 } 10273 10274 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10275 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10276 if (pkgInfo.verifiers.length == 0) { 10277 return null; 10278 } 10279 10280 final int N = pkgInfo.verifiers.length; 10281 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10282 for (int i = 0; i < N; i++) { 10283 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10284 10285 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10286 receivers); 10287 if (comp == null) { 10288 continue; 10289 } 10290 10291 final int verifierUid = getUidForVerifier(verifierInfo); 10292 if (verifierUid == -1) { 10293 continue; 10294 } 10295 10296 if (DEBUG_VERIFY) { 10297 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10298 + " with the correct signature"); 10299 } 10300 sufficientVerifiers.add(comp); 10301 verificationState.addSufficientVerifier(verifierUid); 10302 } 10303 10304 return sufficientVerifiers; 10305 } 10306 10307 private int getUidForVerifier(VerifierInfo verifierInfo) { 10308 synchronized (mPackages) { 10309 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10310 if (pkg == null) { 10311 return -1; 10312 } else if (pkg.mSignatures.length != 1) { 10313 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10314 + " has more than one signature; ignoring"); 10315 return -1; 10316 } 10317 10318 /* 10319 * If the public key of the package's signature does not match 10320 * our expected public key, then this is a different package and 10321 * we should skip. 10322 */ 10323 10324 final byte[] expectedPublicKey; 10325 try { 10326 final Signature verifierSig = pkg.mSignatures[0]; 10327 final PublicKey publicKey = verifierSig.getPublicKey(); 10328 expectedPublicKey = publicKey.getEncoded(); 10329 } catch (CertificateException e) { 10330 return -1; 10331 } 10332 10333 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10334 10335 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10336 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10337 + " does not have the expected public key; ignoring"); 10338 return -1; 10339 } 10340 10341 return pkg.applicationInfo.uid; 10342 } 10343 } 10344 10345 @Override 10346 public void finishPackageInstall(int token) { 10347 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10348 10349 if (DEBUG_INSTALL) { 10350 Slog.v(TAG, "BM finishing package install for " + token); 10351 } 10352 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10353 10354 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10355 mHandler.sendMessage(msg); 10356 } 10357 10358 /** 10359 * Get the verification agent timeout. 10360 * 10361 * @return verification timeout in milliseconds 10362 */ 10363 private long getVerificationTimeout() { 10364 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10365 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10366 DEFAULT_VERIFICATION_TIMEOUT); 10367 } 10368 10369 /** 10370 * Get the default verification agent response code. 10371 * 10372 * @return default verification response code 10373 */ 10374 private int getDefaultVerificationResponse() { 10375 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10376 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10377 DEFAULT_VERIFICATION_RESPONSE); 10378 } 10379 10380 /** 10381 * Check whether or not package verification has been enabled. 10382 * 10383 * @return true if verification should be performed 10384 */ 10385 private boolean isVerificationEnabled(int userId, int installFlags) { 10386 if (!DEFAULT_VERIFY_ENABLE) { 10387 return false; 10388 } 10389 // Ephemeral apps don't get the full verification treatment 10390 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10391 if (DEBUG_EPHEMERAL) { 10392 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10393 } 10394 return false; 10395 } 10396 10397 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10398 10399 // Check if installing from ADB 10400 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10401 // Do not run verification in a test harness environment 10402 if (ActivityManager.isRunningInTestHarness()) { 10403 return false; 10404 } 10405 if (ensureVerifyAppsEnabled) { 10406 return true; 10407 } 10408 // Check if the developer does not want package verification for ADB installs 10409 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10410 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10411 return false; 10412 } 10413 } 10414 10415 if (ensureVerifyAppsEnabled) { 10416 return true; 10417 } 10418 10419 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10420 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10421 } 10422 10423 @Override 10424 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10425 throws RemoteException { 10426 mContext.enforceCallingOrSelfPermission( 10427 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10428 "Only intentfilter verification agents can verify applications"); 10429 10430 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10431 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10432 Binder.getCallingUid(), verificationCode, failedDomains); 10433 msg.arg1 = id; 10434 msg.obj = response; 10435 mHandler.sendMessage(msg); 10436 } 10437 10438 @Override 10439 public int getIntentVerificationStatus(String packageName, int userId) { 10440 synchronized (mPackages) { 10441 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10442 } 10443 } 10444 10445 @Override 10446 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10447 mContext.enforceCallingOrSelfPermission( 10448 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10449 10450 boolean result = false; 10451 synchronized (mPackages) { 10452 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10453 } 10454 if (result) { 10455 scheduleWritePackageRestrictionsLocked(userId); 10456 } 10457 return result; 10458 } 10459 10460 @Override 10461 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10462 synchronized (mPackages) { 10463 return mSettings.getIntentFilterVerificationsLPr(packageName); 10464 } 10465 } 10466 10467 @Override 10468 public List<IntentFilter> getAllIntentFilters(String packageName) { 10469 if (TextUtils.isEmpty(packageName)) { 10470 return Collections.<IntentFilter>emptyList(); 10471 } 10472 synchronized (mPackages) { 10473 PackageParser.Package pkg = mPackages.get(packageName); 10474 if (pkg == null || pkg.activities == null) { 10475 return Collections.<IntentFilter>emptyList(); 10476 } 10477 final int count = pkg.activities.size(); 10478 ArrayList<IntentFilter> result = new ArrayList<>(); 10479 for (int n=0; n<count; n++) { 10480 PackageParser.Activity activity = pkg.activities.get(n); 10481 if (activity.intents != null && activity.intents.size() > 0) { 10482 result.addAll(activity.intents); 10483 } 10484 } 10485 return result; 10486 } 10487 } 10488 10489 @Override 10490 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10491 mContext.enforceCallingOrSelfPermission( 10492 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10493 10494 synchronized (mPackages) { 10495 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10496 if (packageName != null) { 10497 result |= updateIntentVerificationStatus(packageName, 10498 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10499 userId); 10500 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10501 packageName, userId); 10502 } 10503 return result; 10504 } 10505 } 10506 10507 @Override 10508 public String getDefaultBrowserPackageName(int userId) { 10509 synchronized (mPackages) { 10510 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10511 } 10512 } 10513 10514 /** 10515 * Get the "allow unknown sources" setting. 10516 * 10517 * @return the current "allow unknown sources" setting 10518 */ 10519 private int getUnknownSourcesSettings() { 10520 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10521 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10522 -1); 10523 } 10524 10525 @Override 10526 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10527 final int uid = Binder.getCallingUid(); 10528 // writer 10529 synchronized (mPackages) { 10530 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10531 if (targetPackageSetting == null) { 10532 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10533 } 10534 10535 PackageSetting installerPackageSetting; 10536 if (installerPackageName != null) { 10537 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10538 if (installerPackageSetting == null) { 10539 throw new IllegalArgumentException("Unknown installer package: " 10540 + installerPackageName); 10541 } 10542 } else { 10543 installerPackageSetting = null; 10544 } 10545 10546 Signature[] callerSignature; 10547 Object obj = mSettings.getUserIdLPr(uid); 10548 if (obj != null) { 10549 if (obj instanceof SharedUserSetting) { 10550 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10551 } else if (obj instanceof PackageSetting) { 10552 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10553 } else { 10554 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10555 } 10556 } else { 10557 throw new SecurityException("Unknown calling UID: " + uid); 10558 } 10559 10560 // Verify: can't set installerPackageName to a package that is 10561 // not signed with the same cert as the caller. 10562 if (installerPackageSetting != null) { 10563 if (compareSignatures(callerSignature, 10564 installerPackageSetting.signatures.mSignatures) 10565 != PackageManager.SIGNATURE_MATCH) { 10566 throw new SecurityException( 10567 "Caller does not have same cert as new installer package " 10568 + installerPackageName); 10569 } 10570 } 10571 10572 // Verify: if target already has an installer package, it must 10573 // be signed with the same cert as the caller. 10574 if (targetPackageSetting.installerPackageName != null) { 10575 PackageSetting setting = mSettings.mPackages.get( 10576 targetPackageSetting.installerPackageName); 10577 // If the currently set package isn't valid, then it's always 10578 // okay to change it. 10579 if (setting != null) { 10580 if (compareSignatures(callerSignature, 10581 setting.signatures.mSignatures) 10582 != PackageManager.SIGNATURE_MATCH) { 10583 throw new SecurityException( 10584 "Caller does not have same cert as old installer package " 10585 + targetPackageSetting.installerPackageName); 10586 } 10587 } 10588 } 10589 10590 // Okay! 10591 targetPackageSetting.installerPackageName = installerPackageName; 10592 scheduleWriteSettingsLocked(); 10593 } 10594 } 10595 10596 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10597 // Queue up an async operation since the package installation may take a little while. 10598 mHandler.post(new Runnable() { 10599 public void run() { 10600 mHandler.removeCallbacks(this); 10601 // Result object to be returned 10602 PackageInstalledInfo res = new PackageInstalledInfo(); 10603 res.returnCode = currentStatus; 10604 res.uid = -1; 10605 res.pkg = null; 10606 res.removedInfo = new PackageRemovedInfo(); 10607 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10608 args.doPreInstall(res.returnCode); 10609 synchronized (mInstallLock) { 10610 installPackageTracedLI(args, res); 10611 } 10612 args.doPostInstall(res.returnCode, res.uid); 10613 } 10614 10615 // A restore should be performed at this point if (a) the install 10616 // succeeded, (b) the operation is not an update, and (c) the new 10617 // package has not opted out of backup participation. 10618 final boolean update = res.removedInfo.removedPackage != null; 10619 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10620 boolean doRestore = !update 10621 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10622 10623 // Set up the post-install work request bookkeeping. This will be used 10624 // and cleaned up by the post-install event handling regardless of whether 10625 // there's a restore pass performed. Token values are >= 1. 10626 int token; 10627 if (mNextInstallToken < 0) mNextInstallToken = 1; 10628 token = mNextInstallToken++; 10629 10630 PostInstallData data = new PostInstallData(args, res); 10631 mRunningInstalls.put(token, data); 10632 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10633 10634 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10635 // Pass responsibility to the Backup Manager. It will perform a 10636 // restore if appropriate, then pass responsibility back to the 10637 // Package Manager to run the post-install observer callbacks 10638 // and broadcasts. 10639 IBackupManager bm = IBackupManager.Stub.asInterface( 10640 ServiceManager.getService(Context.BACKUP_SERVICE)); 10641 if (bm != null) { 10642 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10643 + " to BM for possible restore"); 10644 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10645 try { 10646 // TODO: http://b/22388012 10647 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10648 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10649 } else { 10650 doRestore = false; 10651 } 10652 } catch (RemoteException e) { 10653 // can't happen; the backup manager is local 10654 } catch (Exception e) { 10655 Slog.e(TAG, "Exception trying to enqueue restore", e); 10656 doRestore = false; 10657 } 10658 } else { 10659 Slog.e(TAG, "Backup Manager not found!"); 10660 doRestore = false; 10661 } 10662 } 10663 10664 if (!doRestore) { 10665 // No restore possible, or the Backup Manager was mysteriously not 10666 // available -- just fire the post-install work request directly. 10667 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10668 10669 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10670 10671 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10672 mHandler.sendMessage(msg); 10673 } 10674 } 10675 }); 10676 } 10677 10678 private abstract class HandlerParams { 10679 private static final int MAX_RETRIES = 4; 10680 10681 /** 10682 * Number of times startCopy() has been attempted and had a non-fatal 10683 * error. 10684 */ 10685 private int mRetries = 0; 10686 10687 /** User handle for the user requesting the information or installation. */ 10688 private final UserHandle mUser; 10689 String traceMethod; 10690 int traceCookie; 10691 10692 HandlerParams(UserHandle user) { 10693 mUser = user; 10694 } 10695 10696 UserHandle getUser() { 10697 return mUser; 10698 } 10699 10700 HandlerParams setTraceMethod(String traceMethod) { 10701 this.traceMethod = traceMethod; 10702 return this; 10703 } 10704 10705 HandlerParams setTraceCookie(int traceCookie) { 10706 this.traceCookie = traceCookie; 10707 return this; 10708 } 10709 10710 final boolean startCopy() { 10711 boolean res; 10712 try { 10713 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10714 10715 if (++mRetries > MAX_RETRIES) { 10716 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10717 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10718 handleServiceError(); 10719 return false; 10720 } else { 10721 handleStartCopy(); 10722 res = true; 10723 } 10724 } catch (RemoteException e) { 10725 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10726 mHandler.sendEmptyMessage(MCS_RECONNECT); 10727 res = false; 10728 } 10729 handleReturnCode(); 10730 return res; 10731 } 10732 10733 final void serviceError() { 10734 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10735 handleServiceError(); 10736 handleReturnCode(); 10737 } 10738 10739 abstract void handleStartCopy() throws RemoteException; 10740 abstract void handleServiceError(); 10741 abstract void handleReturnCode(); 10742 } 10743 10744 class MeasureParams extends HandlerParams { 10745 private final PackageStats mStats; 10746 private boolean mSuccess; 10747 10748 private final IPackageStatsObserver mObserver; 10749 10750 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10751 super(new UserHandle(stats.userHandle)); 10752 mObserver = observer; 10753 mStats = stats; 10754 } 10755 10756 @Override 10757 public String toString() { 10758 return "MeasureParams{" 10759 + Integer.toHexString(System.identityHashCode(this)) 10760 + " " + mStats.packageName + "}"; 10761 } 10762 10763 @Override 10764 void handleStartCopy() throws RemoteException { 10765 synchronized (mInstallLock) { 10766 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10767 } 10768 10769 if (mSuccess) { 10770 final boolean mounted; 10771 if (Environment.isExternalStorageEmulated()) { 10772 mounted = true; 10773 } else { 10774 final String status = Environment.getExternalStorageState(); 10775 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10776 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10777 } 10778 10779 if (mounted) { 10780 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10781 10782 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10783 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10784 10785 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10786 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10787 10788 // Always subtract cache size, since it's a subdirectory 10789 mStats.externalDataSize -= mStats.externalCacheSize; 10790 10791 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10792 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10793 10794 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10795 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10796 } 10797 } 10798 } 10799 10800 @Override 10801 void handleReturnCode() { 10802 if (mObserver != null) { 10803 try { 10804 mObserver.onGetStatsCompleted(mStats, mSuccess); 10805 } catch (RemoteException e) { 10806 Slog.i(TAG, "Observer no longer exists."); 10807 } 10808 } 10809 } 10810 10811 @Override 10812 void handleServiceError() { 10813 Slog.e(TAG, "Could not measure application " + mStats.packageName 10814 + " external storage"); 10815 } 10816 } 10817 10818 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10819 throws RemoteException { 10820 long result = 0; 10821 for (File path : paths) { 10822 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10823 } 10824 return result; 10825 } 10826 10827 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10828 for (File path : paths) { 10829 try { 10830 mcs.clearDirectory(path.getAbsolutePath()); 10831 } catch (RemoteException e) { 10832 } 10833 } 10834 } 10835 10836 static class OriginInfo { 10837 /** 10838 * Location where install is coming from, before it has been 10839 * copied/renamed into place. This could be a single monolithic APK 10840 * file, or a cluster directory. This location may be untrusted. 10841 */ 10842 final File file; 10843 final String cid; 10844 10845 /** 10846 * Flag indicating that {@link #file} or {@link #cid} has already been 10847 * staged, meaning downstream users don't need to defensively copy the 10848 * contents. 10849 */ 10850 final boolean staged; 10851 10852 /** 10853 * Flag indicating that {@link #file} or {@link #cid} is an already 10854 * installed app that is being moved. 10855 */ 10856 final boolean existing; 10857 10858 final String resolvedPath; 10859 final File resolvedFile; 10860 10861 static OriginInfo fromNothing() { 10862 return new OriginInfo(null, null, false, false); 10863 } 10864 10865 static OriginInfo fromUntrustedFile(File file) { 10866 return new OriginInfo(file, null, false, false); 10867 } 10868 10869 static OriginInfo fromExistingFile(File file) { 10870 return new OriginInfo(file, null, false, true); 10871 } 10872 10873 static OriginInfo fromStagedFile(File file) { 10874 return new OriginInfo(file, null, true, false); 10875 } 10876 10877 static OriginInfo fromStagedContainer(String cid) { 10878 return new OriginInfo(null, cid, true, false); 10879 } 10880 10881 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10882 this.file = file; 10883 this.cid = cid; 10884 this.staged = staged; 10885 this.existing = existing; 10886 10887 if (cid != null) { 10888 resolvedPath = PackageHelper.getSdDir(cid); 10889 resolvedFile = new File(resolvedPath); 10890 } else if (file != null) { 10891 resolvedPath = file.getAbsolutePath(); 10892 resolvedFile = file; 10893 } else { 10894 resolvedPath = null; 10895 resolvedFile = null; 10896 } 10897 } 10898 } 10899 10900 static class MoveInfo { 10901 final int moveId; 10902 final String fromUuid; 10903 final String toUuid; 10904 final String packageName; 10905 final String dataAppName; 10906 final int appId; 10907 final String seinfo; 10908 final int targetSdkVersion; 10909 10910 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10911 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 10912 this.moveId = moveId; 10913 this.fromUuid = fromUuid; 10914 this.toUuid = toUuid; 10915 this.packageName = packageName; 10916 this.dataAppName = dataAppName; 10917 this.appId = appId; 10918 this.seinfo = seinfo; 10919 this.targetSdkVersion = targetSdkVersion; 10920 } 10921 } 10922 10923 class InstallParams extends HandlerParams { 10924 final OriginInfo origin; 10925 final MoveInfo move; 10926 final IPackageInstallObserver2 observer; 10927 int installFlags; 10928 final String installerPackageName; 10929 final String volumeUuid; 10930 final VerificationParams verificationParams; 10931 private InstallArgs mArgs; 10932 private int mRet; 10933 final String packageAbiOverride; 10934 final String[] grantedRuntimePermissions; 10935 10936 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10937 int installFlags, String installerPackageName, String volumeUuid, 10938 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10939 String[] grantedPermissions) { 10940 super(user); 10941 this.origin = origin; 10942 this.move = move; 10943 this.observer = observer; 10944 this.installFlags = installFlags; 10945 this.installerPackageName = installerPackageName; 10946 this.volumeUuid = volumeUuid; 10947 this.verificationParams = verificationParams; 10948 this.packageAbiOverride = packageAbiOverride; 10949 this.grantedRuntimePermissions = grantedPermissions; 10950 } 10951 10952 @Override 10953 public String toString() { 10954 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10955 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10956 } 10957 10958 private int installLocationPolicy(PackageInfoLite pkgLite) { 10959 String packageName = pkgLite.packageName; 10960 int installLocation = pkgLite.installLocation; 10961 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10962 // reader 10963 synchronized (mPackages) { 10964 PackageParser.Package pkg = mPackages.get(packageName); 10965 if (pkg != null) { 10966 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10967 // Check for downgrading. 10968 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10969 try { 10970 checkDowngrade(pkg, pkgLite); 10971 } catch (PackageManagerException e) { 10972 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10973 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10974 } 10975 } 10976 // Check for updated system application. 10977 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10978 if (onSd) { 10979 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10980 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10981 } 10982 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10983 } else { 10984 if (onSd) { 10985 // Install flag overrides everything. 10986 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10987 } 10988 // If current upgrade specifies particular preference 10989 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10990 // Application explicitly specified internal. 10991 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10992 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10993 // App explictly prefers external. Let policy decide 10994 } else { 10995 // Prefer previous location 10996 if (isExternal(pkg)) { 10997 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10998 } 10999 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11000 } 11001 } 11002 } else { 11003 // Invalid install. Return error code 11004 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11005 } 11006 } 11007 } 11008 // All the special cases have been taken care of. 11009 // Return result based on recommended install location. 11010 if (onSd) { 11011 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11012 } 11013 return pkgLite.recommendedInstallLocation; 11014 } 11015 11016 /* 11017 * Invoke remote method to get package information and install 11018 * location values. Override install location based on default 11019 * policy if needed and then create install arguments based 11020 * on the install location. 11021 */ 11022 public void handleStartCopy() throws RemoteException { 11023 int ret = PackageManager.INSTALL_SUCCEEDED; 11024 11025 // If we're already staged, we've firmly committed to an install location 11026 if (origin.staged) { 11027 if (origin.file != null) { 11028 installFlags |= PackageManager.INSTALL_INTERNAL; 11029 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11030 } else if (origin.cid != null) { 11031 installFlags |= PackageManager.INSTALL_EXTERNAL; 11032 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11033 } else { 11034 throw new IllegalStateException("Invalid stage location"); 11035 } 11036 } 11037 11038 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11039 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11040 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11041 PackageInfoLite pkgLite = null; 11042 11043 if (onInt && onSd) { 11044 // Check if both bits are set. 11045 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11046 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11047 } else if (onSd && ephemeral) { 11048 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11049 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11050 } else { 11051 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11052 packageAbiOverride); 11053 11054 if (DEBUG_EPHEMERAL && ephemeral) { 11055 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11056 } 11057 11058 /* 11059 * If we have too little free space, try to free cache 11060 * before giving up. 11061 */ 11062 if (!origin.staged && pkgLite.recommendedInstallLocation 11063 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11064 // TODO: focus freeing disk space on the target device 11065 final StorageManager storage = StorageManager.from(mContext); 11066 final long lowThreshold = storage.getStorageLowBytes( 11067 Environment.getDataDirectory()); 11068 11069 final long sizeBytes = mContainerService.calculateInstalledSize( 11070 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11071 11072 try { 11073 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11074 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11075 installFlags, packageAbiOverride); 11076 } catch (InstallerException e) { 11077 Slog.w(TAG, "Failed to free cache", e); 11078 } 11079 11080 /* 11081 * The cache free must have deleted the file we 11082 * downloaded to install. 11083 * 11084 * TODO: fix the "freeCache" call to not delete 11085 * the file we care about. 11086 */ 11087 if (pkgLite.recommendedInstallLocation 11088 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11089 pkgLite.recommendedInstallLocation 11090 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11091 } 11092 } 11093 } 11094 11095 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11096 int loc = pkgLite.recommendedInstallLocation; 11097 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11098 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11099 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11100 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11101 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11102 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11103 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11104 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11105 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11106 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11107 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11108 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11109 } else { 11110 // Override with defaults if needed. 11111 loc = installLocationPolicy(pkgLite); 11112 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11113 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11114 } else if (!onSd && !onInt) { 11115 // Override install location with flags 11116 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11117 // Set the flag to install on external media. 11118 installFlags |= PackageManager.INSTALL_EXTERNAL; 11119 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11120 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11121 if (DEBUG_EPHEMERAL) { 11122 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11123 } 11124 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11125 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11126 |PackageManager.INSTALL_INTERNAL); 11127 } else { 11128 // Make sure the flag for installing on external 11129 // media is unset 11130 installFlags |= PackageManager.INSTALL_INTERNAL; 11131 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11132 } 11133 } 11134 } 11135 } 11136 11137 final InstallArgs args = createInstallArgs(this); 11138 mArgs = args; 11139 11140 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11141 // TODO: http://b/22976637 11142 // Apps installed for "all" users use the device owner to verify the app 11143 UserHandle verifierUser = getUser(); 11144 if (verifierUser == UserHandle.ALL) { 11145 verifierUser = UserHandle.SYSTEM; 11146 } 11147 11148 /* 11149 * Determine if we have any installed package verifiers. If we 11150 * do, then we'll defer to them to verify the packages. 11151 */ 11152 final int requiredUid = mRequiredVerifierPackage == null ? -1 11153 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11154 verifierUser.getIdentifier()); 11155 if (!origin.existing && requiredUid != -1 11156 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11157 final Intent verification = new Intent( 11158 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11159 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11160 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11161 PACKAGE_MIME_TYPE); 11162 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11163 11164 // Query all live verifiers based on current user state 11165 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11166 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11167 11168 if (DEBUG_VERIFY) { 11169 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11170 + verification.toString() + " with " + pkgLite.verifiers.length 11171 + " optional verifiers"); 11172 } 11173 11174 final int verificationId = mPendingVerificationToken++; 11175 11176 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11177 11178 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11179 installerPackageName); 11180 11181 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11182 installFlags); 11183 11184 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11185 pkgLite.packageName); 11186 11187 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11188 pkgLite.versionCode); 11189 11190 if (verificationParams != null) { 11191 if (verificationParams.getVerificationURI() != null) { 11192 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11193 verificationParams.getVerificationURI()); 11194 } 11195 if (verificationParams.getOriginatingURI() != null) { 11196 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11197 verificationParams.getOriginatingURI()); 11198 } 11199 if (verificationParams.getReferrer() != null) { 11200 verification.putExtra(Intent.EXTRA_REFERRER, 11201 verificationParams.getReferrer()); 11202 } 11203 if (verificationParams.getOriginatingUid() >= 0) { 11204 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11205 verificationParams.getOriginatingUid()); 11206 } 11207 if (verificationParams.getInstallerUid() >= 0) { 11208 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11209 verificationParams.getInstallerUid()); 11210 } 11211 } 11212 11213 final PackageVerificationState verificationState = new PackageVerificationState( 11214 requiredUid, args); 11215 11216 mPendingVerification.append(verificationId, verificationState); 11217 11218 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11219 receivers, verificationState); 11220 11221 /* 11222 * If any sufficient verifiers were listed in the package 11223 * manifest, attempt to ask them. 11224 */ 11225 if (sufficientVerifiers != null) { 11226 final int N = sufficientVerifiers.size(); 11227 if (N == 0) { 11228 Slog.i(TAG, "Additional verifiers required, but none installed."); 11229 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11230 } else { 11231 for (int i = 0; i < N; i++) { 11232 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11233 11234 final Intent sufficientIntent = new Intent(verification); 11235 sufficientIntent.setComponent(verifierComponent); 11236 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11237 } 11238 } 11239 } 11240 11241 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11242 mRequiredVerifierPackage, receivers); 11243 if (ret == PackageManager.INSTALL_SUCCEEDED 11244 && mRequiredVerifierPackage != null) { 11245 Trace.asyncTraceBegin( 11246 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11247 /* 11248 * Send the intent to the required verification agent, 11249 * but only start the verification timeout after the 11250 * target BroadcastReceivers have run. 11251 */ 11252 verification.setComponent(requiredVerifierComponent); 11253 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11254 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11255 new BroadcastReceiver() { 11256 @Override 11257 public void onReceive(Context context, Intent intent) { 11258 final Message msg = mHandler 11259 .obtainMessage(CHECK_PENDING_VERIFICATION); 11260 msg.arg1 = verificationId; 11261 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11262 } 11263 }, null, 0, null, null); 11264 11265 /* 11266 * We don't want the copy to proceed until verification 11267 * succeeds, so null out this field. 11268 */ 11269 mArgs = null; 11270 } 11271 } else { 11272 /* 11273 * No package verification is enabled, so immediately start 11274 * the remote call to initiate copy using temporary file. 11275 */ 11276 ret = args.copyApk(mContainerService, true); 11277 } 11278 } 11279 11280 mRet = ret; 11281 } 11282 11283 @Override 11284 void handleReturnCode() { 11285 // If mArgs is null, then MCS couldn't be reached. When it 11286 // reconnects, it will try again to install. At that point, this 11287 // will succeed. 11288 if (mArgs != null) { 11289 processPendingInstall(mArgs, mRet); 11290 } 11291 } 11292 11293 @Override 11294 void handleServiceError() { 11295 mArgs = createInstallArgs(this); 11296 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11297 } 11298 11299 public boolean isForwardLocked() { 11300 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11301 } 11302 } 11303 11304 /** 11305 * Used during creation of InstallArgs 11306 * 11307 * @param installFlags package installation flags 11308 * @return true if should be installed on external storage 11309 */ 11310 private static boolean installOnExternalAsec(int installFlags) { 11311 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11312 return false; 11313 } 11314 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11315 return true; 11316 } 11317 return false; 11318 } 11319 11320 /** 11321 * Used during creation of InstallArgs 11322 * 11323 * @param installFlags package installation flags 11324 * @return true if should be installed as forward locked 11325 */ 11326 private static boolean installForwardLocked(int installFlags) { 11327 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11328 } 11329 11330 private InstallArgs createInstallArgs(InstallParams params) { 11331 if (params.move != null) { 11332 return new MoveInstallArgs(params); 11333 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11334 return new AsecInstallArgs(params); 11335 } else { 11336 return new FileInstallArgs(params); 11337 } 11338 } 11339 11340 /** 11341 * Create args that describe an existing installed package. Typically used 11342 * when cleaning up old installs, or used as a move source. 11343 */ 11344 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11345 String resourcePath, String[] instructionSets) { 11346 final boolean isInAsec; 11347 if (installOnExternalAsec(installFlags)) { 11348 /* Apps on SD card are always in ASEC containers. */ 11349 isInAsec = true; 11350 } else if (installForwardLocked(installFlags) 11351 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11352 /* 11353 * Forward-locked apps are only in ASEC containers if they're the 11354 * new style 11355 */ 11356 isInAsec = true; 11357 } else { 11358 isInAsec = false; 11359 } 11360 11361 if (isInAsec) { 11362 return new AsecInstallArgs(codePath, instructionSets, 11363 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11364 } else { 11365 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11366 } 11367 } 11368 11369 static abstract class InstallArgs { 11370 /** @see InstallParams#origin */ 11371 final OriginInfo origin; 11372 /** @see InstallParams#move */ 11373 final MoveInfo move; 11374 11375 final IPackageInstallObserver2 observer; 11376 // Always refers to PackageManager flags only 11377 final int installFlags; 11378 final String installerPackageName; 11379 final String volumeUuid; 11380 final UserHandle user; 11381 final String abiOverride; 11382 final String[] installGrantPermissions; 11383 /** If non-null, drop an async trace when the install completes */ 11384 final String traceMethod; 11385 final int traceCookie; 11386 11387 // The list of instruction sets supported by this app. This is currently 11388 // only used during the rmdex() phase to clean up resources. We can get rid of this 11389 // if we move dex files under the common app path. 11390 /* nullable */ String[] instructionSets; 11391 11392 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11393 int installFlags, String installerPackageName, String volumeUuid, 11394 UserHandle user, String[] instructionSets, 11395 String abiOverride, String[] installGrantPermissions, 11396 String traceMethod, int traceCookie) { 11397 this.origin = origin; 11398 this.move = move; 11399 this.installFlags = installFlags; 11400 this.observer = observer; 11401 this.installerPackageName = installerPackageName; 11402 this.volumeUuid = volumeUuid; 11403 this.user = user; 11404 this.instructionSets = instructionSets; 11405 this.abiOverride = abiOverride; 11406 this.installGrantPermissions = installGrantPermissions; 11407 this.traceMethod = traceMethod; 11408 this.traceCookie = traceCookie; 11409 } 11410 11411 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11412 abstract int doPreInstall(int status); 11413 11414 /** 11415 * Rename package into final resting place. All paths on the given 11416 * scanned package should be updated to reflect the rename. 11417 */ 11418 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11419 abstract int doPostInstall(int status, int uid); 11420 11421 /** @see PackageSettingBase#codePathString */ 11422 abstract String getCodePath(); 11423 /** @see PackageSettingBase#resourcePathString */ 11424 abstract String getResourcePath(); 11425 11426 // Need installer lock especially for dex file removal. 11427 abstract void cleanUpResourcesLI(); 11428 abstract boolean doPostDeleteLI(boolean delete); 11429 11430 /** 11431 * Called before the source arguments are copied. This is used mostly 11432 * for MoveParams when it needs to read the source file to put it in the 11433 * destination. 11434 */ 11435 int doPreCopy() { 11436 return PackageManager.INSTALL_SUCCEEDED; 11437 } 11438 11439 /** 11440 * Called after the source arguments are copied. This is used mostly for 11441 * MoveParams when it needs to read the source file to put it in the 11442 * destination. 11443 * 11444 * @return 11445 */ 11446 int doPostCopy(int uid) { 11447 return PackageManager.INSTALL_SUCCEEDED; 11448 } 11449 11450 protected boolean isFwdLocked() { 11451 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11452 } 11453 11454 protected boolean isExternalAsec() { 11455 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11456 } 11457 11458 protected boolean isEphemeral() { 11459 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11460 } 11461 11462 UserHandle getUser() { 11463 return user; 11464 } 11465 } 11466 11467 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11468 if (!allCodePaths.isEmpty()) { 11469 if (instructionSets == null) { 11470 throw new IllegalStateException("instructionSet == null"); 11471 } 11472 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11473 for (String codePath : allCodePaths) { 11474 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11475 try { 11476 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11477 } catch (InstallerException ignored) { 11478 } 11479 } 11480 } 11481 } 11482 } 11483 11484 /** 11485 * Logic to handle installation of non-ASEC applications, including copying 11486 * and renaming logic. 11487 */ 11488 class FileInstallArgs extends InstallArgs { 11489 private File codeFile; 11490 private File resourceFile; 11491 11492 // Example topology: 11493 // /data/app/com.example/base.apk 11494 // /data/app/com.example/split_foo.apk 11495 // /data/app/com.example/lib/arm/libfoo.so 11496 // /data/app/com.example/lib/arm64/libfoo.so 11497 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11498 11499 /** New install */ 11500 FileInstallArgs(InstallParams params) { 11501 super(params.origin, params.move, params.observer, params.installFlags, 11502 params.installerPackageName, params.volumeUuid, 11503 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11504 params.grantedRuntimePermissions, 11505 params.traceMethod, params.traceCookie); 11506 if (isFwdLocked()) { 11507 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11508 } 11509 } 11510 11511 /** Existing install */ 11512 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11513 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11514 null, null, null, 0); 11515 this.codeFile = (codePath != null) ? new File(codePath) : null; 11516 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11517 } 11518 11519 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11520 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11521 try { 11522 return doCopyApk(imcs, temp); 11523 } finally { 11524 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11525 } 11526 } 11527 11528 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11529 if (origin.staged) { 11530 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11531 codeFile = origin.file; 11532 resourceFile = origin.file; 11533 return PackageManager.INSTALL_SUCCEEDED; 11534 } 11535 11536 try { 11537 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11538 final File tempDir = 11539 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11540 codeFile = tempDir; 11541 resourceFile = tempDir; 11542 } catch (IOException e) { 11543 Slog.w(TAG, "Failed to create copy file: " + e); 11544 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11545 } 11546 11547 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11548 @Override 11549 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11550 if (!FileUtils.isValidExtFilename(name)) { 11551 throw new IllegalArgumentException("Invalid filename: " + name); 11552 } 11553 try { 11554 final File file = new File(codeFile, name); 11555 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11556 O_RDWR | O_CREAT, 0644); 11557 Os.chmod(file.getAbsolutePath(), 0644); 11558 return new ParcelFileDescriptor(fd); 11559 } catch (ErrnoException e) { 11560 throw new RemoteException("Failed to open: " + e.getMessage()); 11561 } 11562 } 11563 }; 11564 11565 int ret = PackageManager.INSTALL_SUCCEEDED; 11566 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11567 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11568 Slog.e(TAG, "Failed to copy package"); 11569 return ret; 11570 } 11571 11572 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11573 NativeLibraryHelper.Handle handle = null; 11574 try { 11575 handle = NativeLibraryHelper.Handle.create(codeFile); 11576 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11577 abiOverride); 11578 } catch (IOException e) { 11579 Slog.e(TAG, "Copying native libraries failed", e); 11580 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11581 } finally { 11582 IoUtils.closeQuietly(handle); 11583 } 11584 11585 return ret; 11586 } 11587 11588 int doPreInstall(int status) { 11589 if (status != PackageManager.INSTALL_SUCCEEDED) { 11590 cleanUp(); 11591 } 11592 return status; 11593 } 11594 11595 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11596 if (status != PackageManager.INSTALL_SUCCEEDED) { 11597 cleanUp(); 11598 return false; 11599 } 11600 11601 final File targetDir = codeFile.getParentFile(); 11602 final File beforeCodeFile = codeFile; 11603 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11604 11605 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11606 try { 11607 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11608 } catch (ErrnoException e) { 11609 Slog.w(TAG, "Failed to rename", e); 11610 return false; 11611 } 11612 11613 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11614 Slog.w(TAG, "Failed to restorecon"); 11615 return false; 11616 } 11617 11618 // Reflect the rename internally 11619 codeFile = afterCodeFile; 11620 resourceFile = afterCodeFile; 11621 11622 // Reflect the rename in scanned details 11623 pkg.codePath = afterCodeFile.getAbsolutePath(); 11624 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11625 pkg.baseCodePath); 11626 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11627 pkg.splitCodePaths); 11628 11629 // Reflect the rename in app info 11630 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11631 pkg.applicationInfo.setCodePath(pkg.codePath); 11632 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11633 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11634 pkg.applicationInfo.setResourcePath(pkg.codePath); 11635 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11636 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11637 11638 return true; 11639 } 11640 11641 int doPostInstall(int status, int uid) { 11642 if (status != PackageManager.INSTALL_SUCCEEDED) { 11643 cleanUp(); 11644 } 11645 return status; 11646 } 11647 11648 @Override 11649 String getCodePath() { 11650 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11651 } 11652 11653 @Override 11654 String getResourcePath() { 11655 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11656 } 11657 11658 private boolean cleanUp() { 11659 if (codeFile == null || !codeFile.exists()) { 11660 return false; 11661 } 11662 11663 removeCodePathLI(codeFile); 11664 11665 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11666 resourceFile.delete(); 11667 } 11668 11669 return true; 11670 } 11671 11672 void cleanUpResourcesLI() { 11673 // Try enumerating all code paths before deleting 11674 List<String> allCodePaths = Collections.EMPTY_LIST; 11675 if (codeFile != null && codeFile.exists()) { 11676 try { 11677 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11678 allCodePaths = pkg.getAllCodePaths(); 11679 } catch (PackageParserException e) { 11680 // Ignored; we tried our best 11681 } 11682 } 11683 11684 cleanUp(); 11685 removeDexFiles(allCodePaths, instructionSets); 11686 } 11687 11688 boolean doPostDeleteLI(boolean delete) { 11689 // XXX err, shouldn't we respect the delete flag? 11690 cleanUpResourcesLI(); 11691 return true; 11692 } 11693 } 11694 11695 private boolean isAsecExternal(String cid) { 11696 final String asecPath = PackageHelper.getSdFilesystem(cid); 11697 return !asecPath.startsWith(mAsecInternalPath); 11698 } 11699 11700 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11701 PackageManagerException { 11702 if (copyRet < 0) { 11703 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11704 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11705 throw new PackageManagerException(copyRet, message); 11706 } 11707 } 11708 } 11709 11710 /** 11711 * Extract the MountService "container ID" from the full code path of an 11712 * .apk. 11713 */ 11714 static String cidFromCodePath(String fullCodePath) { 11715 int eidx = fullCodePath.lastIndexOf("/"); 11716 String subStr1 = fullCodePath.substring(0, eidx); 11717 int sidx = subStr1.lastIndexOf("/"); 11718 return subStr1.substring(sidx+1, eidx); 11719 } 11720 11721 /** 11722 * Logic to handle installation of ASEC applications, including copying and 11723 * renaming logic. 11724 */ 11725 class AsecInstallArgs extends InstallArgs { 11726 static final String RES_FILE_NAME = "pkg.apk"; 11727 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11728 11729 String cid; 11730 String packagePath; 11731 String resourcePath; 11732 11733 /** New install */ 11734 AsecInstallArgs(InstallParams params) { 11735 super(params.origin, params.move, params.observer, params.installFlags, 11736 params.installerPackageName, params.volumeUuid, 11737 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11738 params.grantedRuntimePermissions, 11739 params.traceMethod, params.traceCookie); 11740 } 11741 11742 /** Existing install */ 11743 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11744 boolean isExternal, boolean isForwardLocked) { 11745 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11746 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11747 instructionSets, null, null, null, 0); 11748 // Hackily pretend we're still looking at a full code path 11749 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11750 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11751 } 11752 11753 // Extract cid from fullCodePath 11754 int eidx = fullCodePath.lastIndexOf("/"); 11755 String subStr1 = fullCodePath.substring(0, eidx); 11756 int sidx = subStr1.lastIndexOf("/"); 11757 cid = subStr1.substring(sidx+1, eidx); 11758 setMountPath(subStr1); 11759 } 11760 11761 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11762 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11763 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11764 instructionSets, null, null, null, 0); 11765 this.cid = cid; 11766 setMountPath(PackageHelper.getSdDir(cid)); 11767 } 11768 11769 void createCopyFile() { 11770 cid = mInstallerService.allocateExternalStageCidLegacy(); 11771 } 11772 11773 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11774 if (origin.staged && origin.cid != null) { 11775 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11776 cid = origin.cid; 11777 setMountPath(PackageHelper.getSdDir(cid)); 11778 return PackageManager.INSTALL_SUCCEEDED; 11779 } 11780 11781 if (temp) { 11782 createCopyFile(); 11783 } else { 11784 /* 11785 * Pre-emptively destroy the container since it's destroyed if 11786 * copying fails due to it existing anyway. 11787 */ 11788 PackageHelper.destroySdDir(cid); 11789 } 11790 11791 final String newMountPath = imcs.copyPackageToContainer( 11792 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11793 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11794 11795 if (newMountPath != null) { 11796 setMountPath(newMountPath); 11797 return PackageManager.INSTALL_SUCCEEDED; 11798 } else { 11799 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11800 } 11801 } 11802 11803 @Override 11804 String getCodePath() { 11805 return packagePath; 11806 } 11807 11808 @Override 11809 String getResourcePath() { 11810 return resourcePath; 11811 } 11812 11813 int doPreInstall(int status) { 11814 if (status != PackageManager.INSTALL_SUCCEEDED) { 11815 // Destroy container 11816 PackageHelper.destroySdDir(cid); 11817 } else { 11818 boolean mounted = PackageHelper.isContainerMounted(cid); 11819 if (!mounted) { 11820 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11821 Process.SYSTEM_UID); 11822 if (newMountPath != null) { 11823 setMountPath(newMountPath); 11824 } else { 11825 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11826 } 11827 } 11828 } 11829 return status; 11830 } 11831 11832 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11833 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11834 String newMountPath = null; 11835 if (PackageHelper.isContainerMounted(cid)) { 11836 // Unmount the container 11837 if (!PackageHelper.unMountSdDir(cid)) { 11838 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11839 return false; 11840 } 11841 } 11842 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11843 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11844 " which might be stale. Will try to clean up."); 11845 // Clean up the stale container and proceed to recreate. 11846 if (!PackageHelper.destroySdDir(newCacheId)) { 11847 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11848 return false; 11849 } 11850 // Successfully cleaned up stale container. Try to rename again. 11851 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11852 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11853 + " inspite of cleaning it up."); 11854 return false; 11855 } 11856 } 11857 if (!PackageHelper.isContainerMounted(newCacheId)) { 11858 Slog.w(TAG, "Mounting container " + newCacheId); 11859 newMountPath = PackageHelper.mountSdDir(newCacheId, 11860 getEncryptKey(), Process.SYSTEM_UID); 11861 } else { 11862 newMountPath = PackageHelper.getSdDir(newCacheId); 11863 } 11864 if (newMountPath == null) { 11865 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11866 return false; 11867 } 11868 Log.i(TAG, "Succesfully renamed " + cid + 11869 " to " + newCacheId + 11870 " at new path: " + newMountPath); 11871 cid = newCacheId; 11872 11873 final File beforeCodeFile = new File(packagePath); 11874 setMountPath(newMountPath); 11875 final File afterCodeFile = new File(packagePath); 11876 11877 // Reflect the rename in scanned details 11878 pkg.codePath = afterCodeFile.getAbsolutePath(); 11879 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11880 pkg.baseCodePath); 11881 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11882 pkg.splitCodePaths); 11883 11884 // Reflect the rename in app info 11885 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11886 pkg.applicationInfo.setCodePath(pkg.codePath); 11887 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11888 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11889 pkg.applicationInfo.setResourcePath(pkg.codePath); 11890 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11891 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11892 11893 return true; 11894 } 11895 11896 private void setMountPath(String mountPath) { 11897 final File mountFile = new File(mountPath); 11898 11899 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11900 if (monolithicFile.exists()) { 11901 packagePath = monolithicFile.getAbsolutePath(); 11902 if (isFwdLocked()) { 11903 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11904 } else { 11905 resourcePath = packagePath; 11906 } 11907 } else { 11908 packagePath = mountFile.getAbsolutePath(); 11909 resourcePath = packagePath; 11910 } 11911 } 11912 11913 int doPostInstall(int status, int uid) { 11914 if (status != PackageManager.INSTALL_SUCCEEDED) { 11915 cleanUp(); 11916 } else { 11917 final int groupOwner; 11918 final String protectedFile; 11919 if (isFwdLocked()) { 11920 groupOwner = UserHandle.getSharedAppGid(uid); 11921 protectedFile = RES_FILE_NAME; 11922 } else { 11923 groupOwner = -1; 11924 protectedFile = null; 11925 } 11926 11927 if (uid < Process.FIRST_APPLICATION_UID 11928 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11929 Slog.e(TAG, "Failed to finalize " + cid); 11930 PackageHelper.destroySdDir(cid); 11931 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11932 } 11933 11934 boolean mounted = PackageHelper.isContainerMounted(cid); 11935 if (!mounted) { 11936 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11937 } 11938 } 11939 return status; 11940 } 11941 11942 private void cleanUp() { 11943 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11944 11945 // Destroy secure container 11946 PackageHelper.destroySdDir(cid); 11947 } 11948 11949 private List<String> getAllCodePaths() { 11950 final File codeFile = new File(getCodePath()); 11951 if (codeFile != null && codeFile.exists()) { 11952 try { 11953 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11954 return pkg.getAllCodePaths(); 11955 } catch (PackageParserException e) { 11956 // Ignored; we tried our best 11957 } 11958 } 11959 return Collections.EMPTY_LIST; 11960 } 11961 11962 void cleanUpResourcesLI() { 11963 // Enumerate all code paths before deleting 11964 cleanUpResourcesLI(getAllCodePaths()); 11965 } 11966 11967 private void cleanUpResourcesLI(List<String> allCodePaths) { 11968 cleanUp(); 11969 removeDexFiles(allCodePaths, instructionSets); 11970 } 11971 11972 String getPackageName() { 11973 return getAsecPackageName(cid); 11974 } 11975 11976 boolean doPostDeleteLI(boolean delete) { 11977 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11978 final List<String> allCodePaths = getAllCodePaths(); 11979 boolean mounted = PackageHelper.isContainerMounted(cid); 11980 if (mounted) { 11981 // Unmount first 11982 if (PackageHelper.unMountSdDir(cid)) { 11983 mounted = false; 11984 } 11985 } 11986 if (!mounted && delete) { 11987 cleanUpResourcesLI(allCodePaths); 11988 } 11989 return !mounted; 11990 } 11991 11992 @Override 11993 int doPreCopy() { 11994 if (isFwdLocked()) { 11995 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 11996 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 11997 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11998 } 11999 } 12000 12001 return PackageManager.INSTALL_SUCCEEDED; 12002 } 12003 12004 @Override 12005 int doPostCopy(int uid) { 12006 if (isFwdLocked()) { 12007 if (uid < Process.FIRST_APPLICATION_UID 12008 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12009 RES_FILE_NAME)) { 12010 Slog.e(TAG, "Failed to finalize " + cid); 12011 PackageHelper.destroySdDir(cid); 12012 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12013 } 12014 } 12015 12016 return PackageManager.INSTALL_SUCCEEDED; 12017 } 12018 } 12019 12020 /** 12021 * Logic to handle movement of existing installed applications. 12022 */ 12023 class MoveInstallArgs extends InstallArgs { 12024 private File codeFile; 12025 private File resourceFile; 12026 12027 /** New install */ 12028 MoveInstallArgs(InstallParams params) { 12029 super(params.origin, params.move, params.observer, params.installFlags, 12030 params.installerPackageName, params.volumeUuid, 12031 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12032 params.grantedRuntimePermissions, 12033 params.traceMethod, params.traceCookie); 12034 } 12035 12036 int copyApk(IMediaContainerService imcs, boolean temp) { 12037 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12038 + move.fromUuid + " to " + move.toUuid); 12039 synchronized (mInstaller) { 12040 try { 12041 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12042 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12043 } catch (InstallerException e) { 12044 Slog.w(TAG, "Failed to move app", e); 12045 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12046 } 12047 } 12048 12049 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12050 resourceFile = codeFile; 12051 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12052 12053 return PackageManager.INSTALL_SUCCEEDED; 12054 } 12055 12056 int doPreInstall(int status) { 12057 if (status != PackageManager.INSTALL_SUCCEEDED) { 12058 cleanUp(move.toUuid); 12059 } 12060 return status; 12061 } 12062 12063 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12064 if (status != PackageManager.INSTALL_SUCCEEDED) { 12065 cleanUp(move.toUuid); 12066 return false; 12067 } 12068 12069 // Reflect the move in app info 12070 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12071 pkg.applicationInfo.setCodePath(pkg.codePath); 12072 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12073 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12074 pkg.applicationInfo.setResourcePath(pkg.codePath); 12075 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12076 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12077 12078 return true; 12079 } 12080 12081 int doPostInstall(int status, int uid) { 12082 if (status == PackageManager.INSTALL_SUCCEEDED) { 12083 cleanUp(move.fromUuid); 12084 } else { 12085 cleanUp(move.toUuid); 12086 } 12087 return status; 12088 } 12089 12090 @Override 12091 String getCodePath() { 12092 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12093 } 12094 12095 @Override 12096 String getResourcePath() { 12097 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12098 } 12099 12100 private boolean cleanUp(String volumeUuid) { 12101 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12102 move.dataAppName); 12103 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12104 synchronized (mInstallLock) { 12105 // Clean up both app data and code 12106 removeDataDirsLI(volumeUuid, move.packageName); 12107 removeCodePathLI(codeFile); 12108 } 12109 return true; 12110 } 12111 12112 void cleanUpResourcesLI() { 12113 throw new UnsupportedOperationException(); 12114 } 12115 12116 boolean doPostDeleteLI(boolean delete) { 12117 throw new UnsupportedOperationException(); 12118 } 12119 } 12120 12121 static String getAsecPackageName(String packageCid) { 12122 int idx = packageCid.lastIndexOf("-"); 12123 if (idx == -1) { 12124 return packageCid; 12125 } 12126 return packageCid.substring(0, idx); 12127 } 12128 12129 // Utility method used to create code paths based on package name and available index. 12130 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12131 String idxStr = ""; 12132 int idx = 1; 12133 // Fall back to default value of idx=1 if prefix is not 12134 // part of oldCodePath 12135 if (oldCodePath != null) { 12136 String subStr = oldCodePath; 12137 // Drop the suffix right away 12138 if (suffix != null && subStr.endsWith(suffix)) { 12139 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12140 } 12141 // If oldCodePath already contains prefix find out the 12142 // ending index to either increment or decrement. 12143 int sidx = subStr.lastIndexOf(prefix); 12144 if (sidx != -1) { 12145 subStr = subStr.substring(sidx + prefix.length()); 12146 if (subStr != null) { 12147 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12148 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12149 } 12150 try { 12151 idx = Integer.parseInt(subStr); 12152 if (idx <= 1) { 12153 idx++; 12154 } else { 12155 idx--; 12156 } 12157 } catch(NumberFormatException e) { 12158 } 12159 } 12160 } 12161 } 12162 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12163 return prefix + idxStr; 12164 } 12165 12166 private File getNextCodePath(File targetDir, String packageName) { 12167 int suffix = 1; 12168 File result; 12169 do { 12170 result = new File(targetDir, packageName + "-" + suffix); 12171 suffix++; 12172 } while (result.exists()); 12173 return result; 12174 } 12175 12176 // Utility method that returns the relative package path with respect 12177 // to the installation directory. Like say for /data/data/com.test-1.apk 12178 // string com.test-1 is returned. 12179 static String deriveCodePathName(String codePath) { 12180 if (codePath == null) { 12181 return null; 12182 } 12183 final File codeFile = new File(codePath); 12184 final String name = codeFile.getName(); 12185 if (codeFile.isDirectory()) { 12186 return name; 12187 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12188 final int lastDot = name.lastIndexOf('.'); 12189 return name.substring(0, lastDot); 12190 } else { 12191 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12192 return null; 12193 } 12194 } 12195 12196 static class PackageInstalledInfo { 12197 String name; 12198 int uid; 12199 // The set of users that originally had this package installed. 12200 int[] origUsers; 12201 // The set of users that now have this package installed. 12202 int[] newUsers; 12203 PackageParser.Package pkg; 12204 int returnCode; 12205 String returnMsg; 12206 PackageRemovedInfo removedInfo; 12207 12208 public void setError(int code, String msg) { 12209 returnCode = code; 12210 returnMsg = msg; 12211 Slog.w(TAG, msg); 12212 } 12213 12214 public void setError(String msg, PackageParserException e) { 12215 returnCode = e.error; 12216 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12217 Slog.w(TAG, msg, e); 12218 } 12219 12220 public void setError(String msg, PackageManagerException e) { 12221 returnCode = e.error; 12222 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12223 Slog.w(TAG, msg, e); 12224 } 12225 12226 // In some error cases we want to convey more info back to the observer 12227 String origPackage; 12228 String origPermission; 12229 } 12230 12231 /* 12232 * Install a non-existing package. 12233 */ 12234 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12235 UserHandle user, String installerPackageName, String volumeUuid, 12236 PackageInstalledInfo res) { 12237 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12238 12239 // Remember this for later, in case we need to rollback this install 12240 String pkgName = pkg.packageName; 12241 12242 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12243 // TODO: b/23350563 12244 final boolean dataDirExists = Environment 12245 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12246 12247 synchronized(mPackages) { 12248 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12249 // A package with the same name is already installed, though 12250 // it has been renamed to an older name. The package we 12251 // are trying to install should be installed as an update to 12252 // the existing one, but that has not been requested, so bail. 12253 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12254 + " without first uninstalling package running as " 12255 + mSettings.mRenamedPackages.get(pkgName)); 12256 return; 12257 } 12258 if (mPackages.containsKey(pkgName)) { 12259 // Don't allow installation over an existing package with the same name. 12260 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12261 + " without first uninstalling."); 12262 return; 12263 } 12264 } 12265 12266 try { 12267 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12268 System.currentTimeMillis(), user); 12269 12270 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12271 prepareAppDataAfterInstall(newPackage); 12272 12273 // delete the partially installed application. the data directory will have to be 12274 // restored if it was already existing 12275 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12276 // remove package from internal structures. Note that we want deletePackageX to 12277 // delete the package data and cache directories that it created in 12278 // scanPackageLocked, unless those directories existed before we even tried to 12279 // install. 12280 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12281 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12282 res.removedInfo, true); 12283 } 12284 12285 } catch (PackageManagerException e) { 12286 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12287 } 12288 12289 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12290 } 12291 12292 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12293 // Can't rotate keys during boot or if sharedUser. 12294 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12295 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12296 return false; 12297 } 12298 // app is using upgradeKeySets; make sure all are valid 12299 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12300 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12301 for (int i = 0; i < upgradeKeySets.length; i++) { 12302 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12303 Slog.wtf(TAG, "Package " 12304 + (oldPs.name != null ? oldPs.name : "<null>") 12305 + " contains upgrade-key-set reference to unknown key-set: " 12306 + upgradeKeySets[i] 12307 + " reverting to signatures check."); 12308 return false; 12309 } 12310 } 12311 return true; 12312 } 12313 12314 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12315 // Upgrade keysets are being used. Determine if new package has a superset of the 12316 // required keys. 12317 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12318 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12319 for (int i = 0; i < upgradeKeySets.length; i++) { 12320 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12321 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12322 return true; 12323 } 12324 } 12325 return false; 12326 } 12327 12328 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12329 UserHandle user, String installerPackageName, String volumeUuid, 12330 PackageInstalledInfo res) { 12331 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12332 12333 final PackageParser.Package oldPackage; 12334 final String pkgName = pkg.packageName; 12335 final int[] allUsers; 12336 final boolean[] perUserInstalled; 12337 12338 // First find the old package info and check signatures 12339 synchronized(mPackages) { 12340 oldPackage = mPackages.get(pkgName); 12341 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12342 if (isEphemeral && !oldIsEphemeral) { 12343 // can't downgrade from full to ephemeral 12344 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12345 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12346 return; 12347 } 12348 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12349 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12350 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12351 if(!checkUpgradeKeySetLP(ps, pkg)) { 12352 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12353 "New package not signed by keys specified by upgrade-keysets: " 12354 + pkgName); 12355 return; 12356 } 12357 } else { 12358 // default to original signature matching 12359 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12360 != PackageManager.SIGNATURE_MATCH) { 12361 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12362 "New package has a different signature: " + pkgName); 12363 return; 12364 } 12365 } 12366 12367 // In case of rollback, remember per-user/profile install state 12368 allUsers = sUserManager.getUserIds(); 12369 perUserInstalled = new boolean[allUsers.length]; 12370 for (int i = 0; i < allUsers.length; i++) { 12371 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12372 } 12373 } 12374 12375 boolean sysPkg = (isSystemApp(oldPackage)); 12376 if (sysPkg) { 12377 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12378 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12379 } else { 12380 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12381 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12382 } 12383 } 12384 12385 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12386 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12387 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12388 String volumeUuid, PackageInstalledInfo res) { 12389 String pkgName = deletedPackage.packageName; 12390 boolean deletedPkg = true; 12391 boolean updatedSettings = false; 12392 12393 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12394 + deletedPackage); 12395 long origUpdateTime; 12396 if (pkg.mExtras != null) { 12397 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12398 } else { 12399 origUpdateTime = 0; 12400 } 12401 12402 // First delete the existing package while retaining the data directory 12403 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12404 res.removedInfo, true)) { 12405 // If the existing package wasn't successfully deleted 12406 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12407 deletedPkg = false; 12408 } else { 12409 // Successfully deleted the old package; proceed with replace. 12410 12411 // If deleted package lived in a container, give users a chance to 12412 // relinquish resources before killing. 12413 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12414 if (DEBUG_INSTALL) { 12415 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12416 } 12417 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12418 final ArrayList<String> pkgList = new ArrayList<String>(1); 12419 pkgList.add(deletedPackage.applicationInfo.packageName); 12420 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12421 } 12422 12423 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12424 try { 12425 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12426 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12427 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12428 perUserInstalled, res, user); 12429 prepareAppDataAfterInstall(newPackage); 12430 updatedSettings = true; 12431 } catch (PackageManagerException e) { 12432 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12433 } 12434 } 12435 12436 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12437 // remove package from internal structures. Note that we want deletePackageX to 12438 // delete the package data and cache directories that it created in 12439 // scanPackageLocked, unless those directories existed before we even tried to 12440 // install. 12441 if(updatedSettings) { 12442 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12443 deletePackageLI( 12444 pkgName, null, true, allUsers, perUserInstalled, 12445 PackageManager.DELETE_KEEP_DATA, 12446 res.removedInfo, true); 12447 } 12448 // Since we failed to install the new package we need to restore the old 12449 // package that we deleted. 12450 if (deletedPkg) { 12451 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12452 File restoreFile = new File(deletedPackage.codePath); 12453 // Parse old package 12454 boolean oldExternal = isExternal(deletedPackage); 12455 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12456 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12457 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12458 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12459 try { 12460 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12461 null); 12462 } catch (PackageManagerException e) { 12463 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12464 + e.getMessage()); 12465 return; 12466 } 12467 // Restore of old package succeeded. Update permissions. 12468 // writer 12469 synchronized (mPackages) { 12470 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12471 UPDATE_PERMISSIONS_ALL); 12472 // can downgrade to reader 12473 mSettings.writeLPr(); 12474 } 12475 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12476 } 12477 } 12478 } 12479 12480 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12481 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12482 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12483 String volumeUuid, PackageInstalledInfo res) { 12484 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12485 + ", old=" + deletedPackage); 12486 boolean disabledSystem = false; 12487 boolean updatedSettings = false; 12488 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12489 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12490 != 0) { 12491 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12492 } 12493 String packageName = deletedPackage.packageName; 12494 if (packageName == null) { 12495 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12496 "Attempt to delete null packageName."); 12497 return; 12498 } 12499 PackageParser.Package oldPkg; 12500 PackageSetting oldPkgSetting; 12501 // reader 12502 synchronized (mPackages) { 12503 oldPkg = mPackages.get(packageName); 12504 oldPkgSetting = mSettings.mPackages.get(packageName); 12505 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12506 (oldPkgSetting == null)) { 12507 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12508 "Couldn't find package " + packageName + " information"); 12509 return; 12510 } 12511 } 12512 12513 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12514 12515 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12516 res.removedInfo.removedPackage = packageName; 12517 // Remove existing system package 12518 removePackageLI(oldPkgSetting, true); 12519 // writer 12520 synchronized (mPackages) { 12521 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12522 if (!disabledSystem && deletedPackage != null) { 12523 // We didn't need to disable the .apk as a current system package, 12524 // which means we are replacing another update that is already 12525 // installed. We need to make sure to delete the older one's .apk. 12526 res.removedInfo.args = createInstallArgsForExisting(0, 12527 deletedPackage.applicationInfo.getCodePath(), 12528 deletedPackage.applicationInfo.getResourcePath(), 12529 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12530 } else { 12531 res.removedInfo.args = null; 12532 } 12533 } 12534 12535 // Successfully disabled the old package. Now proceed with re-installation 12536 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12537 12538 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12539 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12540 12541 PackageParser.Package newPackage = null; 12542 try { 12543 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12544 if (newPackage.mExtras != null) { 12545 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12546 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12547 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12548 12549 // is the update attempting to change shared user? that isn't going to work... 12550 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12551 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12552 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12553 + " to " + newPkgSetting.sharedUser); 12554 updatedSettings = true; 12555 } 12556 } 12557 12558 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12559 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12560 perUserInstalled, res, user); 12561 prepareAppDataAfterInstall(newPackage); 12562 updatedSettings = true; 12563 } 12564 12565 } catch (PackageManagerException e) { 12566 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12567 } 12568 12569 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12570 // Re installation failed. Restore old information 12571 // Remove new pkg information 12572 if (newPackage != null) { 12573 removeInstalledPackageLI(newPackage, true); 12574 } 12575 // Add back the old system package 12576 try { 12577 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12578 } catch (PackageManagerException e) { 12579 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12580 } 12581 // Restore the old system information in Settings 12582 synchronized (mPackages) { 12583 if (disabledSystem) { 12584 mSettings.enableSystemPackageLPw(packageName); 12585 } 12586 if (updatedSettings) { 12587 mSettings.setInstallerPackageName(packageName, 12588 oldPkgSetting.installerPackageName); 12589 } 12590 mSettings.writeLPr(); 12591 } 12592 } 12593 } 12594 12595 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12596 // Collect all used permissions in the UID 12597 ArraySet<String> usedPermissions = new ArraySet<>(); 12598 final int packageCount = su.packages.size(); 12599 for (int i = 0; i < packageCount; i++) { 12600 PackageSetting ps = su.packages.valueAt(i); 12601 if (ps.pkg == null) { 12602 continue; 12603 } 12604 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12605 for (int j = 0; j < requestedPermCount; j++) { 12606 String permission = ps.pkg.requestedPermissions.get(j); 12607 BasePermission bp = mSettings.mPermissions.get(permission); 12608 if (bp != null) { 12609 usedPermissions.add(permission); 12610 } 12611 } 12612 } 12613 12614 PermissionsState permissionsState = su.getPermissionsState(); 12615 // Prune install permissions 12616 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12617 final int installPermCount = installPermStates.size(); 12618 for (int i = installPermCount - 1; i >= 0; i--) { 12619 PermissionState permissionState = installPermStates.get(i); 12620 if (!usedPermissions.contains(permissionState.getName())) { 12621 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12622 if (bp != null) { 12623 permissionsState.revokeInstallPermission(bp); 12624 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12625 PackageManager.MASK_PERMISSION_FLAGS, 0); 12626 } 12627 } 12628 } 12629 12630 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12631 12632 // Prune runtime permissions 12633 for (int userId : allUserIds) { 12634 List<PermissionState> runtimePermStates = permissionsState 12635 .getRuntimePermissionStates(userId); 12636 final int runtimePermCount = runtimePermStates.size(); 12637 for (int i = runtimePermCount - 1; i >= 0; i--) { 12638 PermissionState permissionState = runtimePermStates.get(i); 12639 if (!usedPermissions.contains(permissionState.getName())) { 12640 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12641 if (bp != null) { 12642 permissionsState.revokeRuntimePermission(bp, userId); 12643 permissionsState.updatePermissionFlags(bp, userId, 12644 PackageManager.MASK_PERMISSION_FLAGS, 0); 12645 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12646 runtimePermissionChangedUserIds, userId); 12647 } 12648 } 12649 } 12650 } 12651 12652 return runtimePermissionChangedUserIds; 12653 } 12654 12655 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12656 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12657 UserHandle user) { 12658 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12659 12660 String pkgName = newPackage.packageName; 12661 synchronized (mPackages) { 12662 //write settings. the installStatus will be incomplete at this stage. 12663 //note that the new package setting would have already been 12664 //added to mPackages. It hasn't been persisted yet. 12665 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12667 mSettings.writeLPr(); 12668 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12669 } 12670 12671 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12672 synchronized (mPackages) { 12673 updatePermissionsLPw(newPackage.packageName, newPackage, 12674 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12675 ? UPDATE_PERMISSIONS_ALL : 0)); 12676 // For system-bundled packages, we assume that installing an upgraded version 12677 // of the package implies that the user actually wants to run that new code, 12678 // so we enable the package. 12679 PackageSetting ps = mSettings.mPackages.get(pkgName); 12680 if (ps != null) { 12681 if (isSystemApp(newPackage)) { 12682 // NB: implicit assumption that system package upgrades apply to all users 12683 if (DEBUG_INSTALL) { 12684 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12685 } 12686 if (res.origUsers != null) { 12687 for (int userHandle : res.origUsers) { 12688 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12689 userHandle, installerPackageName); 12690 } 12691 } 12692 // Also convey the prior install/uninstall state 12693 if (allUsers != null && perUserInstalled != null) { 12694 for (int i = 0; i < allUsers.length; i++) { 12695 if (DEBUG_INSTALL) { 12696 Slog.d(TAG, " user " + allUsers[i] 12697 + " => " + perUserInstalled[i]); 12698 } 12699 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12700 } 12701 // these install state changes will be persisted in the 12702 // upcoming call to mSettings.writeLPr(). 12703 } 12704 } 12705 // It's implied that when a user requests installation, they want the app to be 12706 // installed and enabled. 12707 int userId = user.getIdentifier(); 12708 if (userId != UserHandle.USER_ALL) { 12709 ps.setInstalled(true, userId); 12710 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12711 } 12712 } 12713 res.name = pkgName; 12714 res.uid = newPackage.applicationInfo.uid; 12715 res.pkg = newPackage; 12716 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12717 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12718 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12719 //to update install status 12720 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12721 mSettings.writeLPr(); 12722 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12723 } 12724 12725 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12726 } 12727 12728 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12729 try { 12730 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12731 installPackageLI(args, res); 12732 } finally { 12733 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12734 } 12735 } 12736 12737 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12738 final int installFlags = args.installFlags; 12739 final String installerPackageName = args.installerPackageName; 12740 final String volumeUuid = args.volumeUuid; 12741 final File tmpPackageFile = new File(args.getCodePath()); 12742 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12743 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12744 || (args.volumeUuid != null)); 12745 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12746 boolean replace = false; 12747 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12748 if (args.move != null) { 12749 // moving a complete application; perfom an initial scan on the new install location 12750 scanFlags |= SCAN_INITIAL; 12751 } 12752 // Result object to be returned 12753 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12754 12755 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12756 12757 // Sanity check 12758 if (ephemeral && (forwardLocked || onExternal)) { 12759 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12760 + " external=" + onExternal); 12761 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12762 return; 12763 } 12764 12765 // Retrieve PackageSettings and parse package 12766 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12767 | PackageParser.PARSE_ENFORCE_CODE 12768 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12769 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12770 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12771 PackageParser pp = new PackageParser(); 12772 pp.setSeparateProcesses(mSeparateProcesses); 12773 pp.setDisplayMetrics(mMetrics); 12774 12775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12776 final PackageParser.Package pkg; 12777 try { 12778 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12779 } catch (PackageParserException e) { 12780 res.setError("Failed parse during installPackageLI", e); 12781 return; 12782 } finally { 12783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12784 } 12785 12786 // Mark that we have an install time CPU ABI override. 12787 pkg.cpuAbiOverride = args.abiOverride; 12788 12789 String pkgName = res.name = pkg.packageName; 12790 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12791 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12792 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12793 return; 12794 } 12795 } 12796 12797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12798 try { 12799 pp.collectCertificates(pkg, parseFlags); 12800 } catch (PackageParserException e) { 12801 res.setError("Failed collect during installPackageLI", e); 12802 return; 12803 } finally { 12804 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12805 } 12806 12807 // Get rid of all references to package scan path via parser. 12808 pp = null; 12809 String oldCodePath = null; 12810 boolean systemApp = false; 12811 synchronized (mPackages) { 12812 // Check if installing already existing package 12813 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12814 String oldName = mSettings.mRenamedPackages.get(pkgName); 12815 if (pkg.mOriginalPackages != null 12816 && pkg.mOriginalPackages.contains(oldName) 12817 && mPackages.containsKey(oldName)) { 12818 // This package is derived from an original package, 12819 // and this device has been updating from that original 12820 // name. We must continue using the original name, so 12821 // rename the new package here. 12822 pkg.setPackageName(oldName); 12823 pkgName = pkg.packageName; 12824 replace = true; 12825 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12826 + oldName + " pkgName=" + pkgName); 12827 } else if (mPackages.containsKey(pkgName)) { 12828 // This package, under its official name, already exists 12829 // on the device; we should replace it. 12830 replace = true; 12831 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12832 } 12833 12834 // Prevent apps opting out from runtime permissions 12835 if (replace) { 12836 PackageParser.Package oldPackage = mPackages.get(pkgName); 12837 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12838 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12839 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12840 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12841 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12842 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12843 + " doesn't support runtime permissions but the old" 12844 + " target SDK " + oldTargetSdk + " does."); 12845 return; 12846 } 12847 } 12848 } 12849 12850 PackageSetting ps = mSettings.mPackages.get(pkgName); 12851 if (ps != null) { 12852 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12853 12854 // Quick sanity check that we're signed correctly if updating; 12855 // we'll check this again later when scanning, but we want to 12856 // bail early here before tripping over redefined permissions. 12857 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12858 if (!checkUpgradeKeySetLP(ps, pkg)) { 12859 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12860 + pkg.packageName + " upgrade keys do not match the " 12861 + "previously installed version"); 12862 return; 12863 } 12864 } else { 12865 try { 12866 verifySignaturesLP(ps, pkg); 12867 } catch (PackageManagerException e) { 12868 res.setError(e.error, e.getMessage()); 12869 return; 12870 } 12871 } 12872 12873 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12874 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12875 systemApp = (ps.pkg.applicationInfo.flags & 12876 ApplicationInfo.FLAG_SYSTEM) != 0; 12877 } 12878 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12879 } 12880 12881 // Check whether the newly-scanned package wants to define an already-defined perm 12882 int N = pkg.permissions.size(); 12883 for (int i = N-1; i >= 0; i--) { 12884 PackageParser.Permission perm = pkg.permissions.get(i); 12885 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12886 if (bp != null) { 12887 // If the defining package is signed with our cert, it's okay. This 12888 // also includes the "updating the same package" case, of course. 12889 // "updating same package" could also involve key-rotation. 12890 final boolean sigsOk; 12891 if (bp.sourcePackage.equals(pkg.packageName) 12892 && (bp.packageSetting instanceof PackageSetting) 12893 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12894 scanFlags))) { 12895 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12896 } else { 12897 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12898 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12899 } 12900 if (!sigsOk) { 12901 // If the owning package is the system itself, we log but allow 12902 // install to proceed; we fail the install on all other permission 12903 // redefinitions. 12904 if (!bp.sourcePackage.equals("android")) { 12905 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12906 + pkg.packageName + " attempting to redeclare permission " 12907 + perm.info.name + " already owned by " + bp.sourcePackage); 12908 res.origPermission = perm.info.name; 12909 res.origPackage = bp.sourcePackage; 12910 return; 12911 } else { 12912 Slog.w(TAG, "Package " + pkg.packageName 12913 + " attempting to redeclare system permission " 12914 + perm.info.name + "; ignoring new declaration"); 12915 pkg.permissions.remove(i); 12916 } 12917 } 12918 } 12919 } 12920 12921 } 12922 12923 if (systemApp) { 12924 if (onExternal) { 12925 // Abort update; system app can't be replaced with app on sdcard 12926 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12927 "Cannot install updates to system apps on sdcard"); 12928 return; 12929 } else if (ephemeral) { 12930 // Abort update; system app can't be replaced with an ephemeral app 12931 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12932 "Cannot update a system app with an ephemeral app"); 12933 return; 12934 } 12935 } 12936 12937 if (args.move != null) { 12938 // We did an in-place move, so dex is ready to roll 12939 scanFlags |= SCAN_NO_DEX; 12940 scanFlags |= SCAN_MOVE; 12941 12942 synchronized (mPackages) { 12943 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12944 if (ps == null) { 12945 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12946 "Missing settings for moved package " + pkgName); 12947 } 12948 12949 // We moved the entire application as-is, so bring over the 12950 // previously derived ABI information. 12951 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12952 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12953 } 12954 12955 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12956 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12957 scanFlags |= SCAN_NO_DEX; 12958 12959 try { 12960 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12961 true /* extract libs */); 12962 } catch (PackageManagerException pme) { 12963 Slog.e(TAG, "Error deriving application ABI", pme); 12964 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12965 return; 12966 } 12967 } 12968 12969 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12970 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12971 return; 12972 } 12973 12974 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12975 12976 if (replace) { 12977 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12978 installerPackageName, volumeUuid, res); 12979 } else { 12980 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12981 args.user, installerPackageName, volumeUuid, res); 12982 } 12983 synchronized (mPackages) { 12984 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12985 if (ps != null) { 12986 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12987 } 12988 } 12989 } 12990 12991 private void startIntentFilterVerifications(int userId, boolean replacing, 12992 PackageParser.Package pkg) { 12993 if (mIntentFilterVerifierComponent == null) { 12994 Slog.w(TAG, "No IntentFilter verification will not be done as " 12995 + "there is no IntentFilterVerifier available!"); 12996 return; 12997 } 12998 12999 final int verifierUid = getPackageUid( 13000 mIntentFilterVerifierComponent.getPackageName(), 13001 MATCH_DEBUG_TRIAGED_MISSING, 13002 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13003 13004 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13005 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13006 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13007 mHandler.sendMessage(msg); 13008 } 13009 13010 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13011 PackageParser.Package pkg) { 13012 int size = pkg.activities.size(); 13013 if (size == 0) { 13014 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13015 "No activity, so no need to verify any IntentFilter!"); 13016 return; 13017 } 13018 13019 final boolean hasDomainURLs = hasDomainURLs(pkg); 13020 if (!hasDomainURLs) { 13021 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13022 "No domain URLs, so no need to verify any IntentFilter!"); 13023 return; 13024 } 13025 13026 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13027 + " if any IntentFilter from the " + size 13028 + " Activities needs verification ..."); 13029 13030 int count = 0; 13031 final String packageName = pkg.packageName; 13032 13033 synchronized (mPackages) { 13034 // If this is a new install and we see that we've already run verification for this 13035 // package, we have nothing to do: it means the state was restored from backup. 13036 if (!replacing) { 13037 IntentFilterVerificationInfo ivi = 13038 mSettings.getIntentFilterVerificationLPr(packageName); 13039 if (ivi != null) { 13040 if (DEBUG_DOMAIN_VERIFICATION) { 13041 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13042 + ivi.getStatusString()); 13043 } 13044 return; 13045 } 13046 } 13047 13048 // If any filters need to be verified, then all need to be. 13049 boolean needToVerify = false; 13050 for (PackageParser.Activity a : pkg.activities) { 13051 for (ActivityIntentInfo filter : a.intents) { 13052 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13053 if (DEBUG_DOMAIN_VERIFICATION) { 13054 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13055 } 13056 needToVerify = true; 13057 break; 13058 } 13059 } 13060 } 13061 13062 if (needToVerify) { 13063 final int verificationId = mIntentFilterVerificationToken++; 13064 for (PackageParser.Activity a : pkg.activities) { 13065 for (ActivityIntentInfo filter : a.intents) { 13066 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13067 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13068 "Verification needed for IntentFilter:" + filter.toString()); 13069 mIntentFilterVerifier.addOneIntentFilterVerification( 13070 verifierUid, userId, verificationId, filter, packageName); 13071 count++; 13072 } 13073 } 13074 } 13075 } 13076 } 13077 13078 if (count > 0) { 13079 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13080 + " IntentFilter verification" + (count > 1 ? "s" : "") 13081 + " for userId:" + userId); 13082 mIntentFilterVerifier.startVerifications(userId); 13083 } else { 13084 if (DEBUG_DOMAIN_VERIFICATION) { 13085 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13086 } 13087 } 13088 } 13089 13090 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13091 final ComponentName cn = filter.activity.getComponentName(); 13092 final String packageName = cn.getPackageName(); 13093 13094 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13095 packageName); 13096 if (ivi == null) { 13097 return true; 13098 } 13099 int status = ivi.getStatus(); 13100 switch (status) { 13101 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13102 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13103 return true; 13104 13105 default: 13106 // Nothing to do 13107 return false; 13108 } 13109 } 13110 13111 private static boolean isMultiArch(ApplicationInfo info) { 13112 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13113 } 13114 13115 private static boolean isExternal(PackageParser.Package pkg) { 13116 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13117 } 13118 13119 private static boolean isExternal(PackageSetting ps) { 13120 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13121 } 13122 13123 private static boolean isEphemeral(PackageParser.Package pkg) { 13124 return pkg.applicationInfo.isEphemeralApp(); 13125 } 13126 13127 private static boolean isEphemeral(PackageSetting ps) { 13128 return ps.pkg != null && isEphemeral(ps.pkg); 13129 } 13130 13131 private static boolean isSystemApp(PackageParser.Package pkg) { 13132 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13133 } 13134 13135 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13136 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13137 } 13138 13139 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13140 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13141 } 13142 13143 private static boolean isSystemApp(PackageSetting ps) { 13144 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13145 } 13146 13147 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13148 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13149 } 13150 13151 private int packageFlagsToInstallFlags(PackageSetting ps) { 13152 int installFlags = 0; 13153 if (isEphemeral(ps)) { 13154 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13155 } 13156 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13157 // This existing package was an external ASEC install when we have 13158 // the external flag without a UUID 13159 installFlags |= PackageManager.INSTALL_EXTERNAL; 13160 } 13161 if (ps.isForwardLocked()) { 13162 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13163 } 13164 return installFlags; 13165 } 13166 13167 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13168 if (isExternal(pkg)) { 13169 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13170 return StorageManager.UUID_PRIMARY_PHYSICAL; 13171 } else { 13172 return pkg.volumeUuid; 13173 } 13174 } else { 13175 return StorageManager.UUID_PRIVATE_INTERNAL; 13176 } 13177 } 13178 13179 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13180 if (isExternal(pkg)) { 13181 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13182 return mSettings.getExternalVersion(); 13183 } else { 13184 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13185 } 13186 } else { 13187 return mSettings.getInternalVersion(); 13188 } 13189 } 13190 13191 private void deleteTempPackageFiles() { 13192 final FilenameFilter filter = new FilenameFilter() { 13193 public boolean accept(File dir, String name) { 13194 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13195 } 13196 }; 13197 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13198 file.delete(); 13199 } 13200 } 13201 13202 @Override 13203 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13204 int flags) { 13205 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13206 flags); 13207 } 13208 13209 @Override 13210 public void deletePackage(final String packageName, 13211 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13212 mContext.enforceCallingOrSelfPermission( 13213 android.Manifest.permission.DELETE_PACKAGES, null); 13214 Preconditions.checkNotNull(packageName); 13215 Preconditions.checkNotNull(observer); 13216 final int uid = Binder.getCallingUid(); 13217 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13218 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13219 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13220 mContext.enforceCallingOrSelfPermission( 13221 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13222 "deletePackage for user " + userId); 13223 } 13224 13225 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13226 try { 13227 observer.onPackageDeleted(packageName, 13228 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13229 } catch (RemoteException re) { 13230 } 13231 return; 13232 } 13233 13234 for (int currentUserId : users) { 13235 if (getBlockUninstallForUser(packageName, currentUserId)) { 13236 try { 13237 observer.onPackageDeleted(packageName, 13238 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13239 } catch (RemoteException re) { 13240 } 13241 return; 13242 } 13243 } 13244 13245 if (DEBUG_REMOVE) { 13246 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13247 } 13248 // Queue up an async operation since the package deletion may take a little while. 13249 mHandler.post(new Runnable() { 13250 public void run() { 13251 mHandler.removeCallbacks(this); 13252 final int returnCode = deletePackageX(packageName, userId, flags); 13253 try { 13254 observer.onPackageDeleted(packageName, returnCode, null); 13255 } catch (RemoteException e) { 13256 Log.i(TAG, "Observer no longer exists."); 13257 } //end catch 13258 } //end run 13259 }); 13260 } 13261 13262 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13263 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13264 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13265 try { 13266 if (dpm != null) { 13267 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13268 /* callingUserOnly =*/ false); 13269 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13270 : deviceOwnerComponentName.getPackageName(); 13271 // Does the package contains the device owner? 13272 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13273 // this check is probably not needed, since DO should be registered as a device 13274 // admin on some user too. (Original bug for this: b/17657954) 13275 if (packageName.equals(deviceOwnerPackageName)) { 13276 return true; 13277 } 13278 // Does it contain a device admin for any user? 13279 int[] users; 13280 if (userId == UserHandle.USER_ALL) { 13281 users = sUserManager.getUserIds(); 13282 } else { 13283 users = new int[]{userId}; 13284 } 13285 for (int i = 0; i < users.length; ++i) { 13286 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13287 return true; 13288 } 13289 } 13290 } 13291 } catch (RemoteException e) { 13292 } 13293 return false; 13294 } 13295 13296 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13297 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13298 } 13299 13300 /** 13301 * This method is an internal method that could be get invoked either 13302 * to delete an installed package or to clean up a failed installation. 13303 * After deleting an installed package, a broadcast is sent to notify any 13304 * listeners that the package has been installed. For cleaning up a failed 13305 * installation, the broadcast is not necessary since the package's 13306 * installation wouldn't have sent the initial broadcast either 13307 * The key steps in deleting a package are 13308 * deleting the package information in internal structures like mPackages, 13309 * deleting the packages base directories through installd 13310 * updating mSettings to reflect current status 13311 * persisting settings for later use 13312 * sending a broadcast if necessary 13313 */ 13314 private int deletePackageX(String packageName, int userId, int flags) { 13315 final PackageRemovedInfo info = new PackageRemovedInfo(); 13316 final boolean res; 13317 13318 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13319 ? UserHandle.ALL : new UserHandle(userId); 13320 13321 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13322 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13323 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13324 } 13325 13326 boolean removedForAllUsers = false; 13327 boolean systemUpdate = false; 13328 13329 PackageParser.Package uninstalledPkg; 13330 13331 // for the uninstall-updates case and restricted profiles, remember the per- 13332 // userhandle installed state 13333 int[] allUsers; 13334 boolean[] perUserInstalled; 13335 synchronized (mPackages) { 13336 uninstalledPkg = mPackages.get(packageName); 13337 PackageSetting ps = mSettings.mPackages.get(packageName); 13338 allUsers = sUserManager.getUserIds(); 13339 perUserInstalled = new boolean[allUsers.length]; 13340 for (int i = 0; i < allUsers.length; i++) { 13341 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13342 } 13343 } 13344 13345 synchronized (mInstallLock) { 13346 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13347 res = deletePackageLI(packageName, removeForUser, 13348 true, allUsers, perUserInstalled, 13349 flags | REMOVE_CHATTY, info, true); 13350 systemUpdate = info.isRemovedPackageSystemUpdate; 13351 synchronized (mPackages) { 13352 if (res) { 13353 if (!systemUpdate && mPackages.get(packageName) == null) { 13354 removedForAllUsers = true; 13355 } 13356 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13357 } 13358 } 13359 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13360 + " removedForAllUsers=" + removedForAllUsers); 13361 } 13362 13363 if (res) { 13364 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13365 13366 // If the removed package was a system update, the old system package 13367 // was re-enabled; we need to broadcast this information 13368 if (systemUpdate) { 13369 Bundle extras = new Bundle(1); 13370 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13371 ? info.removedAppId : info.uid); 13372 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13373 13374 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13375 extras, 0, null, null, null); 13376 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13377 extras, 0, null, null, null); 13378 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13379 null, 0, packageName, null, null); 13380 } 13381 } 13382 // Force a gc here. 13383 Runtime.getRuntime().gc(); 13384 // Delete the resources here after sending the broadcast to let 13385 // other processes clean up before deleting resources. 13386 if (info.args != null) { 13387 synchronized (mInstallLock) { 13388 info.args.doPostDeleteLI(true); 13389 } 13390 } 13391 13392 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13393 } 13394 13395 class PackageRemovedInfo { 13396 String removedPackage; 13397 int uid = -1; 13398 int removedAppId = -1; 13399 int[] removedUsers = null; 13400 boolean isRemovedPackageSystemUpdate = false; 13401 // Clean up resources deleted packages. 13402 InstallArgs args = null; 13403 13404 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13405 Bundle extras = new Bundle(1); 13406 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13407 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13408 if (replacing) { 13409 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13410 } 13411 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13412 if (removedPackage != null) { 13413 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13414 extras, 0, null, null, removedUsers); 13415 if (fullRemove && !replacing) { 13416 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13417 extras, 0, null, null, removedUsers); 13418 } 13419 } 13420 if (removedAppId >= 0) { 13421 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13422 removedUsers); 13423 } 13424 } 13425 } 13426 13427 /* 13428 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13429 * flag is not set, the data directory is removed as well. 13430 * make sure this flag is set for partially installed apps. If not its meaningless to 13431 * delete a partially installed application. 13432 */ 13433 private void removePackageDataLI(PackageSetting ps, 13434 int[] allUserHandles, boolean[] perUserInstalled, 13435 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13436 String packageName = ps.name; 13437 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13438 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13439 // Retrieve object to delete permissions for shared user later on 13440 final PackageSetting deletedPs; 13441 // reader 13442 synchronized (mPackages) { 13443 deletedPs = mSettings.mPackages.get(packageName); 13444 if (outInfo != null) { 13445 outInfo.removedPackage = packageName; 13446 outInfo.removedUsers = deletedPs != null 13447 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13448 : null; 13449 } 13450 } 13451 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13452 removeDataDirsLI(ps.volumeUuid, packageName); 13453 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13454 } 13455 // writer 13456 synchronized (mPackages) { 13457 if (deletedPs != null) { 13458 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13459 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13460 clearDefaultBrowserIfNeeded(packageName); 13461 if (outInfo != null) { 13462 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13463 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13464 } 13465 updatePermissionsLPw(deletedPs.name, null, 0); 13466 if (deletedPs.sharedUser != null) { 13467 // Remove permissions associated with package. Since runtime 13468 // permissions are per user we have to kill the removed package 13469 // or packages running under the shared user of the removed 13470 // package if revoking the permissions requested only by the removed 13471 // package is successful and this causes a change in gids. 13472 for (int userId : UserManagerService.getInstance().getUserIds()) { 13473 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13474 userId); 13475 if (userIdToKill == UserHandle.USER_ALL 13476 || userIdToKill >= UserHandle.USER_SYSTEM) { 13477 // If gids changed for this user, kill all affected packages. 13478 mHandler.post(new Runnable() { 13479 @Override 13480 public void run() { 13481 // This has to happen with no lock held. 13482 killApplication(deletedPs.name, deletedPs.appId, 13483 KILL_APP_REASON_GIDS_CHANGED); 13484 } 13485 }); 13486 break; 13487 } 13488 } 13489 } 13490 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13491 } 13492 // make sure to preserve per-user disabled state if this removal was just 13493 // a downgrade of a system app to the factory package 13494 if (allUserHandles != null && perUserInstalled != null) { 13495 if (DEBUG_REMOVE) { 13496 Slog.d(TAG, "Propagating install state across downgrade"); 13497 } 13498 for (int i = 0; i < allUserHandles.length; i++) { 13499 if (DEBUG_REMOVE) { 13500 Slog.d(TAG, " user " + allUserHandles[i] 13501 + " => " + perUserInstalled[i]); 13502 } 13503 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13504 } 13505 } 13506 } 13507 // can downgrade to reader 13508 if (writeSettings) { 13509 // Save settings now 13510 mSettings.writeLPr(); 13511 } 13512 } 13513 if (outInfo != null) { 13514 // A user ID was deleted here. Go through all users and remove it 13515 // from KeyStore. 13516 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13517 } 13518 } 13519 13520 static boolean locationIsPrivileged(File path) { 13521 try { 13522 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13523 .getCanonicalPath(); 13524 return path.getCanonicalPath().startsWith(privilegedAppDir); 13525 } catch (IOException e) { 13526 Slog.e(TAG, "Unable to access code path " + path); 13527 } 13528 return false; 13529 } 13530 13531 /* 13532 * Tries to delete system package. 13533 */ 13534 private boolean deleteSystemPackageLI(PackageSetting newPs, 13535 int[] allUserHandles, boolean[] perUserInstalled, 13536 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13537 final boolean applyUserRestrictions 13538 = (allUserHandles != null) && (perUserInstalled != null); 13539 PackageSetting disabledPs = null; 13540 // Confirm if the system package has been updated 13541 // An updated system app can be deleted. This will also have to restore 13542 // the system pkg from system partition 13543 // reader 13544 synchronized (mPackages) { 13545 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13546 } 13547 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13548 + " disabledPs=" + disabledPs); 13549 if (disabledPs == null) { 13550 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13551 return false; 13552 } else if (DEBUG_REMOVE) { 13553 Slog.d(TAG, "Deleting system pkg from data partition"); 13554 } 13555 if (DEBUG_REMOVE) { 13556 if (applyUserRestrictions) { 13557 Slog.d(TAG, "Remembering install states:"); 13558 for (int i = 0; i < allUserHandles.length; i++) { 13559 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13560 } 13561 } 13562 } 13563 // Delete the updated package 13564 outInfo.isRemovedPackageSystemUpdate = true; 13565 if (disabledPs.versionCode < newPs.versionCode) { 13566 // Delete data for downgrades 13567 flags &= ~PackageManager.DELETE_KEEP_DATA; 13568 } else { 13569 // Preserve data by setting flag 13570 flags |= PackageManager.DELETE_KEEP_DATA; 13571 } 13572 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13573 allUserHandles, perUserInstalled, outInfo, writeSettings); 13574 if (!ret) { 13575 return false; 13576 } 13577 // writer 13578 synchronized (mPackages) { 13579 // Reinstate the old system package 13580 mSettings.enableSystemPackageLPw(newPs.name); 13581 // Remove any native libraries from the upgraded package. 13582 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13583 } 13584 // Install the system package 13585 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13586 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13587 if (locationIsPrivileged(disabledPs.codePath)) { 13588 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13589 } 13590 13591 final PackageParser.Package newPkg; 13592 try { 13593 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13594 } catch (PackageManagerException e) { 13595 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13596 return false; 13597 } 13598 13599 prepareAppDataAfterInstall(newPkg); 13600 13601 // writer 13602 synchronized (mPackages) { 13603 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13604 13605 // Propagate the permissions state as we do not want to drop on the floor 13606 // runtime permissions. The update permissions method below will take 13607 // care of removing obsolete permissions and grant install permissions. 13608 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13609 updatePermissionsLPw(newPkg.packageName, newPkg, 13610 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13611 13612 if (applyUserRestrictions) { 13613 if (DEBUG_REMOVE) { 13614 Slog.d(TAG, "Propagating install state across reinstall"); 13615 } 13616 for (int i = 0; i < allUserHandles.length; i++) { 13617 if (DEBUG_REMOVE) { 13618 Slog.d(TAG, " user " + allUserHandles[i] 13619 + " => " + perUserInstalled[i]); 13620 } 13621 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13622 13623 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13624 } 13625 // Regardless of writeSettings we need to ensure that this restriction 13626 // state propagation is persisted 13627 mSettings.writeAllUsersPackageRestrictionsLPr(); 13628 } 13629 // can downgrade to reader here 13630 if (writeSettings) { 13631 mSettings.writeLPr(); 13632 } 13633 } 13634 return true; 13635 } 13636 13637 private boolean deleteInstalledPackageLI(PackageSetting ps, 13638 boolean deleteCodeAndResources, int flags, 13639 int[] allUserHandles, boolean[] perUserInstalled, 13640 PackageRemovedInfo outInfo, boolean writeSettings) { 13641 if (outInfo != null) { 13642 outInfo.uid = ps.appId; 13643 } 13644 13645 // Delete package data from internal structures and also remove data if flag is set 13646 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13647 13648 // Delete application code and resources 13649 if (deleteCodeAndResources && (outInfo != null)) { 13650 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13651 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13652 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13653 } 13654 return true; 13655 } 13656 13657 @Override 13658 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13659 int userId) { 13660 mContext.enforceCallingOrSelfPermission( 13661 android.Manifest.permission.DELETE_PACKAGES, null); 13662 synchronized (mPackages) { 13663 PackageSetting ps = mSettings.mPackages.get(packageName); 13664 if (ps == null) { 13665 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13666 return false; 13667 } 13668 if (!ps.getInstalled(userId)) { 13669 // Can't block uninstall for an app that is not installed or enabled. 13670 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13671 return false; 13672 } 13673 ps.setBlockUninstall(blockUninstall, userId); 13674 mSettings.writePackageRestrictionsLPr(userId); 13675 } 13676 return true; 13677 } 13678 13679 @Override 13680 public boolean getBlockUninstallForUser(String packageName, int userId) { 13681 synchronized (mPackages) { 13682 PackageSetting ps = mSettings.mPackages.get(packageName); 13683 if (ps == null) { 13684 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13685 return false; 13686 } 13687 return ps.getBlockUninstall(userId); 13688 } 13689 } 13690 13691 @Override 13692 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13693 int callingUid = Binder.getCallingUid(); 13694 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13695 throw new SecurityException( 13696 "setRequiredForSystemUser can only be run by the system or root"); 13697 } 13698 synchronized (mPackages) { 13699 PackageSetting ps = mSettings.mPackages.get(packageName); 13700 if (ps == null) { 13701 Log.w(TAG, "Package doesn't exist: " + packageName); 13702 return false; 13703 } 13704 if (systemUserApp) { 13705 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13706 } else { 13707 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13708 } 13709 mSettings.writeLPr(); 13710 } 13711 return true; 13712 } 13713 13714 /* 13715 * This method handles package deletion in general 13716 */ 13717 private boolean deletePackageLI(String packageName, UserHandle user, 13718 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13719 int flags, PackageRemovedInfo outInfo, 13720 boolean writeSettings) { 13721 if (packageName == null) { 13722 Slog.w(TAG, "Attempt to delete null packageName."); 13723 return false; 13724 } 13725 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13726 PackageSetting ps; 13727 boolean dataOnly = false; 13728 int removeUser = -1; 13729 int appId = -1; 13730 synchronized (mPackages) { 13731 ps = mSettings.mPackages.get(packageName); 13732 if (ps == null) { 13733 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13734 return false; 13735 } 13736 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13737 && user.getIdentifier() != UserHandle.USER_ALL) { 13738 // The caller is asking that the package only be deleted for a single 13739 // user. To do this, we just mark its uninstalled state and delete 13740 // its data. If this is a system app, we only allow this to happen if 13741 // they have set the special DELETE_SYSTEM_APP which requests different 13742 // semantics than normal for uninstalling system apps. 13743 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13744 final int userId = user.getIdentifier(); 13745 ps.setUserState(userId, 13746 COMPONENT_ENABLED_STATE_DEFAULT, 13747 false, //installed 13748 true, //stopped 13749 true, //notLaunched 13750 false, //hidden 13751 false, //suspended 13752 null, null, null, 13753 false, // blockUninstall 13754 ps.readUserState(userId).domainVerificationStatus, 0); 13755 if (!isSystemApp(ps)) { 13756 // Do not uninstall the APK if an app should be cached 13757 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13758 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13759 // Other user still have this package installed, so all 13760 // we need to do is clear this user's data and save that 13761 // it is uninstalled. 13762 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13763 removeUser = user.getIdentifier(); 13764 appId = ps.appId; 13765 scheduleWritePackageRestrictionsLocked(removeUser); 13766 } else { 13767 // We need to set it back to 'installed' so the uninstall 13768 // broadcasts will be sent correctly. 13769 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13770 ps.setInstalled(true, user.getIdentifier()); 13771 } 13772 } else { 13773 // This is a system app, so we assume that the 13774 // other users still have this package installed, so all 13775 // we need to do is clear this user's data and save that 13776 // it is uninstalled. 13777 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13778 removeUser = user.getIdentifier(); 13779 appId = ps.appId; 13780 scheduleWritePackageRestrictionsLocked(removeUser); 13781 } 13782 } 13783 } 13784 13785 if (removeUser >= 0) { 13786 // From above, we determined that we are deleting this only 13787 // for a single user. Continue the work here. 13788 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13789 if (outInfo != null) { 13790 outInfo.removedPackage = packageName; 13791 outInfo.removedAppId = appId; 13792 outInfo.removedUsers = new int[] {removeUser}; 13793 } 13794 // TODO: triage flags as part of 26466827 13795 final int installerFlags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13796 try { 13797 mInstaller.destroyAppData(ps.volumeUuid, packageName, removeUser, installerFlags); 13798 } catch (InstallerException e) { 13799 Slog.w(TAG, "Failed to delete app data", e); 13800 } 13801 removeKeystoreDataIfNeeded(removeUser, appId); 13802 schedulePackageCleaning(packageName, removeUser, false); 13803 synchronized (mPackages) { 13804 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13805 scheduleWritePackageRestrictionsLocked(removeUser); 13806 } 13807 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13808 } 13809 return true; 13810 } 13811 13812 if (dataOnly) { 13813 // Delete application data first 13814 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13815 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13816 return true; 13817 } 13818 13819 boolean ret = false; 13820 if (isSystemApp(ps)) { 13821 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13822 // When an updated system application is deleted we delete the existing resources as well and 13823 // fall back to existing code in system partition 13824 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13825 flags, outInfo, writeSettings); 13826 } else { 13827 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13828 // Kill application pre-emptively especially for apps on sd. 13829 killApplication(packageName, ps.appId, "uninstall pkg"); 13830 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13831 allUserHandles, perUserInstalled, 13832 outInfo, writeSettings); 13833 } 13834 13835 return ret; 13836 } 13837 13838 private final static class ClearStorageConnection implements ServiceConnection { 13839 IMediaContainerService mContainerService; 13840 13841 @Override 13842 public void onServiceConnected(ComponentName name, IBinder service) { 13843 synchronized (this) { 13844 mContainerService = IMediaContainerService.Stub.asInterface(service); 13845 notifyAll(); 13846 } 13847 } 13848 13849 @Override 13850 public void onServiceDisconnected(ComponentName name) { 13851 } 13852 } 13853 13854 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13855 final boolean mounted; 13856 if (Environment.isExternalStorageEmulated()) { 13857 mounted = true; 13858 } else { 13859 final String status = Environment.getExternalStorageState(); 13860 13861 mounted = status.equals(Environment.MEDIA_MOUNTED) 13862 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13863 } 13864 13865 if (!mounted) { 13866 return; 13867 } 13868 13869 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13870 int[] users; 13871 if (userId == UserHandle.USER_ALL) { 13872 users = sUserManager.getUserIds(); 13873 } else { 13874 users = new int[] { userId }; 13875 } 13876 final ClearStorageConnection conn = new ClearStorageConnection(); 13877 if (mContext.bindServiceAsUser( 13878 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13879 try { 13880 for (int curUser : users) { 13881 long timeout = SystemClock.uptimeMillis() + 5000; 13882 synchronized (conn) { 13883 long now = SystemClock.uptimeMillis(); 13884 while (conn.mContainerService == null && now < timeout) { 13885 try { 13886 conn.wait(timeout - now); 13887 } catch (InterruptedException e) { 13888 } 13889 } 13890 } 13891 if (conn.mContainerService == null) { 13892 return; 13893 } 13894 13895 final UserEnvironment userEnv = new UserEnvironment(curUser); 13896 clearDirectory(conn.mContainerService, 13897 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13898 if (allData) { 13899 clearDirectory(conn.mContainerService, 13900 userEnv.buildExternalStorageAppDataDirs(packageName)); 13901 clearDirectory(conn.mContainerService, 13902 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13903 } 13904 } 13905 } finally { 13906 mContext.unbindService(conn); 13907 } 13908 } 13909 } 13910 13911 @Override 13912 public void clearApplicationUserData(final String packageName, 13913 final IPackageDataObserver observer, final int userId) { 13914 mContext.enforceCallingOrSelfPermission( 13915 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13916 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13917 // Queue up an async operation since the package deletion may take a little while. 13918 mHandler.post(new Runnable() { 13919 public void run() { 13920 mHandler.removeCallbacks(this); 13921 final boolean succeeded; 13922 synchronized (mInstallLock) { 13923 succeeded = clearApplicationUserDataLI(packageName, userId); 13924 } 13925 clearExternalStorageDataSync(packageName, userId, true); 13926 if (succeeded) { 13927 // invoke DeviceStorageMonitor's update method to clear any notifications 13928 DeviceStorageMonitorInternal 13929 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13930 if (dsm != null) { 13931 dsm.checkMemory(); 13932 } 13933 } 13934 if(observer != null) { 13935 try { 13936 observer.onRemoveCompleted(packageName, succeeded); 13937 } catch (RemoteException e) { 13938 Log.i(TAG, "Observer no longer exists."); 13939 } 13940 } //end if observer 13941 } //end run 13942 }); 13943 } 13944 13945 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13946 if (packageName == null) { 13947 Slog.w(TAG, "Attempt to delete null packageName."); 13948 return false; 13949 } 13950 13951 // Try finding details about the requested package 13952 PackageParser.Package pkg; 13953 synchronized (mPackages) { 13954 pkg = mPackages.get(packageName); 13955 if (pkg == null) { 13956 final PackageSetting ps = mSettings.mPackages.get(packageName); 13957 if (ps != null) { 13958 pkg = ps.pkg; 13959 } 13960 } 13961 13962 if (pkg == null) { 13963 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13964 return false; 13965 } 13966 13967 PackageSetting ps = (PackageSetting) pkg.mExtras; 13968 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13969 } 13970 13971 // Always delete data directories for package, even if we found no other 13972 // record of app. This helps users recover from UID mismatches without 13973 // resorting to a full data wipe. 13974 // TODO: triage flags as part of 26466827 13975 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13976 try { 13977 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 13978 } catch (InstallerException e) { 13979 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 13980 return false; 13981 } 13982 13983 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 13984 removeKeystoreDataIfNeeded(userId, appId); 13985 13986 // Create a native library symlink only if we have native libraries 13987 // and if the native libraries are 32 bit libraries. We do not provide 13988 // this symlink for 64 bit libraries. 13989 if (pkg.applicationInfo.primaryCpuAbi != null && 13990 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13991 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13992 try { 13993 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13994 nativeLibPath, userId); 13995 } catch (InstallerException e) { 13996 Slog.w(TAG, "Failed linking native library dir", e); 13997 return false; 13998 } 13999 } 14000 14001 return true; 14002 } 14003 14004 /** 14005 * Reverts user permission state changes (permissions and flags) in 14006 * all packages for a given user. 14007 * 14008 * @param userId The device user for which to do a reset. 14009 */ 14010 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14011 final int packageCount = mPackages.size(); 14012 for (int i = 0; i < packageCount; i++) { 14013 PackageParser.Package pkg = mPackages.valueAt(i); 14014 PackageSetting ps = (PackageSetting) pkg.mExtras; 14015 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14016 } 14017 } 14018 14019 /** 14020 * Reverts user permission state changes (permissions and flags). 14021 * 14022 * @param ps The package for which to reset. 14023 * @param userId The device user for which to do a reset. 14024 */ 14025 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14026 final PackageSetting ps, final int userId) { 14027 if (ps.pkg == null) { 14028 return; 14029 } 14030 14031 // These are flags that can change base on user actions. 14032 final int userSettableMask = FLAG_PERMISSION_USER_SET 14033 | FLAG_PERMISSION_USER_FIXED 14034 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14035 | FLAG_PERMISSION_REVIEW_REQUIRED; 14036 14037 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14038 | FLAG_PERMISSION_POLICY_FIXED; 14039 14040 boolean writeInstallPermissions = false; 14041 boolean writeRuntimePermissions = false; 14042 14043 final int permissionCount = ps.pkg.requestedPermissions.size(); 14044 for (int i = 0; i < permissionCount; i++) { 14045 String permission = ps.pkg.requestedPermissions.get(i); 14046 14047 BasePermission bp = mSettings.mPermissions.get(permission); 14048 if (bp == null) { 14049 continue; 14050 } 14051 14052 // If shared user we just reset the state to which only this app contributed. 14053 if (ps.sharedUser != null) { 14054 boolean used = false; 14055 final int packageCount = ps.sharedUser.packages.size(); 14056 for (int j = 0; j < packageCount; j++) { 14057 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14058 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14059 && pkg.pkg.requestedPermissions.contains(permission)) { 14060 used = true; 14061 break; 14062 } 14063 } 14064 if (used) { 14065 continue; 14066 } 14067 } 14068 14069 PermissionsState permissionsState = ps.getPermissionsState(); 14070 14071 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14072 14073 // Always clear the user settable flags. 14074 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14075 bp.name) != null; 14076 // If permission review is enabled and this is a legacy app, mark the 14077 // permission as requiring a review as this is the initial state. 14078 int flags = 0; 14079 if (Build.PERMISSIONS_REVIEW_REQUIRED 14080 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14081 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14082 } 14083 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14084 if (hasInstallState) { 14085 writeInstallPermissions = true; 14086 } else { 14087 writeRuntimePermissions = true; 14088 } 14089 } 14090 14091 // Below is only runtime permission handling. 14092 if (!bp.isRuntime()) { 14093 continue; 14094 } 14095 14096 // Never clobber system or policy. 14097 if ((oldFlags & policyOrSystemFlags) != 0) { 14098 continue; 14099 } 14100 14101 // If this permission was granted by default, make sure it is. 14102 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14103 if (permissionsState.grantRuntimePermission(bp, userId) 14104 != PERMISSION_OPERATION_FAILURE) { 14105 writeRuntimePermissions = true; 14106 } 14107 // If permission review is enabled the permissions for a legacy apps 14108 // are represented as constantly granted runtime ones, so don't revoke. 14109 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14110 // Otherwise, reset the permission. 14111 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14112 switch (revokeResult) { 14113 case PERMISSION_OPERATION_SUCCESS: { 14114 writeRuntimePermissions = true; 14115 } break; 14116 14117 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14118 writeRuntimePermissions = true; 14119 final int appId = ps.appId; 14120 mHandler.post(new Runnable() { 14121 @Override 14122 public void run() { 14123 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14124 } 14125 }); 14126 } break; 14127 } 14128 } 14129 } 14130 14131 // Synchronously write as we are taking permissions away. 14132 if (writeRuntimePermissions) { 14133 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14134 } 14135 14136 // Synchronously write as we are taking permissions away. 14137 if (writeInstallPermissions) { 14138 mSettings.writeLPr(); 14139 } 14140 } 14141 14142 /** 14143 * Remove entries from the keystore daemon. Will only remove it if the 14144 * {@code appId} is valid. 14145 */ 14146 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14147 if (appId < 0) { 14148 return; 14149 } 14150 14151 final KeyStore keyStore = KeyStore.getInstance(); 14152 if (keyStore != null) { 14153 if (userId == UserHandle.USER_ALL) { 14154 for (final int individual : sUserManager.getUserIds()) { 14155 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14156 } 14157 } else { 14158 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14159 } 14160 } else { 14161 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14162 } 14163 } 14164 14165 @Override 14166 public void deleteApplicationCacheFiles(final String packageName, 14167 final IPackageDataObserver observer) { 14168 mContext.enforceCallingOrSelfPermission( 14169 android.Manifest.permission.DELETE_CACHE_FILES, null); 14170 // Queue up an async operation since the package deletion may take a little while. 14171 final int userId = UserHandle.getCallingUserId(); 14172 mHandler.post(new Runnable() { 14173 public void run() { 14174 mHandler.removeCallbacks(this); 14175 final boolean succeded; 14176 synchronized (mInstallLock) { 14177 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14178 } 14179 clearExternalStorageDataSync(packageName, userId, false); 14180 if (observer != null) { 14181 try { 14182 observer.onRemoveCompleted(packageName, succeded); 14183 } catch (RemoteException e) { 14184 Log.i(TAG, "Observer no longer exists."); 14185 } 14186 } //end if observer 14187 } //end run 14188 }); 14189 } 14190 14191 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14192 if (packageName == null) { 14193 Slog.w(TAG, "Attempt to delete null packageName."); 14194 return false; 14195 } 14196 PackageParser.Package p; 14197 synchronized (mPackages) { 14198 p = mPackages.get(packageName); 14199 } 14200 if (p == null) { 14201 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14202 return false; 14203 } 14204 final ApplicationInfo applicationInfo = p.applicationInfo; 14205 if (applicationInfo == null) { 14206 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14207 return false; 14208 } 14209 // TODO: triage flags as part of 26466827 14210 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14211 try { 14212 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14213 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14214 } catch (InstallerException e) { 14215 Slog.w(TAG, "Couldn't remove cache files for package " 14216 + packageName + " u" + userId, e); 14217 return false; 14218 } 14219 return true; 14220 } 14221 14222 @Override 14223 public void getPackageSizeInfo(final String packageName, int userHandle, 14224 final IPackageStatsObserver observer) { 14225 mContext.enforceCallingOrSelfPermission( 14226 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14227 if (packageName == null) { 14228 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14229 } 14230 14231 PackageStats stats = new PackageStats(packageName, userHandle); 14232 14233 /* 14234 * Queue up an async operation since the package measurement may take a 14235 * little while. 14236 */ 14237 Message msg = mHandler.obtainMessage(INIT_COPY); 14238 msg.obj = new MeasureParams(stats, observer); 14239 mHandler.sendMessage(msg); 14240 } 14241 14242 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14243 PackageStats pStats) { 14244 if (packageName == null) { 14245 Slog.w(TAG, "Attempt to get size of null packageName."); 14246 return false; 14247 } 14248 PackageParser.Package p; 14249 boolean dataOnly = false; 14250 String libDirRoot = null; 14251 String asecPath = null; 14252 PackageSetting ps = null; 14253 synchronized (mPackages) { 14254 p = mPackages.get(packageName); 14255 ps = mSettings.mPackages.get(packageName); 14256 if(p == null) { 14257 dataOnly = true; 14258 if((ps == null) || (ps.pkg == null)) { 14259 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14260 return false; 14261 } 14262 p = ps.pkg; 14263 } 14264 if (ps != null) { 14265 libDirRoot = ps.legacyNativeLibraryPathString; 14266 } 14267 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14268 final long token = Binder.clearCallingIdentity(); 14269 try { 14270 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14271 if (secureContainerId != null) { 14272 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14273 } 14274 } finally { 14275 Binder.restoreCallingIdentity(token); 14276 } 14277 } 14278 } 14279 String publicSrcDir = null; 14280 if(!dataOnly) { 14281 final ApplicationInfo applicationInfo = p.applicationInfo; 14282 if (applicationInfo == null) { 14283 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14284 return false; 14285 } 14286 if (p.isForwardLocked()) { 14287 publicSrcDir = applicationInfo.getBaseResourcePath(); 14288 } 14289 } 14290 // TODO: extend to measure size of split APKs 14291 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14292 // not just the first level. 14293 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14294 // just the primary. 14295 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14296 14297 String apkPath; 14298 File packageDir = new File(p.codePath); 14299 14300 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14301 apkPath = packageDir.getAbsolutePath(); 14302 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14303 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14304 libDirRoot = null; 14305 } 14306 } else { 14307 apkPath = p.baseCodePath; 14308 } 14309 14310 // TODO: triage flags as part of 26466827 14311 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14312 try { 14313 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 14314 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14315 } catch (InstallerException e) { 14316 return false; 14317 } 14318 14319 // Fix-up for forward-locked applications in ASEC containers. 14320 if (!isExternal(p)) { 14321 pStats.codeSize += pStats.externalCodeSize; 14322 pStats.externalCodeSize = 0L; 14323 } 14324 14325 return true; 14326 } 14327 14328 14329 @Override 14330 public void addPackageToPreferred(String packageName) { 14331 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14332 } 14333 14334 @Override 14335 public void removePackageFromPreferred(String packageName) { 14336 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14337 } 14338 14339 @Override 14340 public List<PackageInfo> getPreferredPackages(int flags) { 14341 return new ArrayList<PackageInfo>(); 14342 } 14343 14344 private int getUidTargetSdkVersionLockedLPr(int uid) { 14345 Object obj = mSettings.getUserIdLPr(uid); 14346 if (obj instanceof SharedUserSetting) { 14347 final SharedUserSetting sus = (SharedUserSetting) obj; 14348 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14349 final Iterator<PackageSetting> it = sus.packages.iterator(); 14350 while (it.hasNext()) { 14351 final PackageSetting ps = it.next(); 14352 if (ps.pkg != null) { 14353 int v = ps.pkg.applicationInfo.targetSdkVersion; 14354 if (v < vers) vers = v; 14355 } 14356 } 14357 return vers; 14358 } else if (obj instanceof PackageSetting) { 14359 final PackageSetting ps = (PackageSetting) obj; 14360 if (ps.pkg != null) { 14361 return ps.pkg.applicationInfo.targetSdkVersion; 14362 } 14363 } 14364 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14365 } 14366 14367 @Override 14368 public void addPreferredActivity(IntentFilter filter, int match, 14369 ComponentName[] set, ComponentName activity, int userId) { 14370 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14371 "Adding preferred"); 14372 } 14373 14374 private void addPreferredActivityInternal(IntentFilter filter, int match, 14375 ComponentName[] set, ComponentName activity, boolean always, int userId, 14376 String opname) { 14377 // writer 14378 int callingUid = Binder.getCallingUid(); 14379 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14380 if (filter.countActions() == 0) { 14381 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14382 return; 14383 } 14384 synchronized (mPackages) { 14385 if (mContext.checkCallingOrSelfPermission( 14386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14387 != PackageManager.PERMISSION_GRANTED) { 14388 if (getUidTargetSdkVersionLockedLPr(callingUid) 14389 < Build.VERSION_CODES.FROYO) { 14390 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14391 + callingUid); 14392 return; 14393 } 14394 mContext.enforceCallingOrSelfPermission( 14395 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14396 } 14397 14398 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14399 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14400 + userId + ":"); 14401 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14402 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14403 scheduleWritePackageRestrictionsLocked(userId); 14404 } 14405 } 14406 14407 @Override 14408 public void replacePreferredActivity(IntentFilter filter, int match, 14409 ComponentName[] set, ComponentName activity, int userId) { 14410 if (filter.countActions() != 1) { 14411 throw new IllegalArgumentException( 14412 "replacePreferredActivity expects filter to have only 1 action."); 14413 } 14414 if (filter.countDataAuthorities() != 0 14415 || filter.countDataPaths() != 0 14416 || filter.countDataSchemes() > 1 14417 || filter.countDataTypes() != 0) { 14418 throw new IllegalArgumentException( 14419 "replacePreferredActivity expects filter to have no data authorities, " + 14420 "paths, or types; and at most one scheme."); 14421 } 14422 14423 final int callingUid = Binder.getCallingUid(); 14424 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14425 synchronized (mPackages) { 14426 if (mContext.checkCallingOrSelfPermission( 14427 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14428 != PackageManager.PERMISSION_GRANTED) { 14429 if (getUidTargetSdkVersionLockedLPr(callingUid) 14430 < Build.VERSION_CODES.FROYO) { 14431 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14432 + Binder.getCallingUid()); 14433 return; 14434 } 14435 mContext.enforceCallingOrSelfPermission( 14436 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14437 } 14438 14439 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14440 if (pir != null) { 14441 // Get all of the existing entries that exactly match this filter. 14442 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14443 if (existing != null && existing.size() == 1) { 14444 PreferredActivity cur = existing.get(0); 14445 if (DEBUG_PREFERRED) { 14446 Slog.i(TAG, "Checking replace of preferred:"); 14447 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14448 if (!cur.mPref.mAlways) { 14449 Slog.i(TAG, " -- CUR; not mAlways!"); 14450 } else { 14451 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14452 Slog.i(TAG, " -- CUR: mSet=" 14453 + Arrays.toString(cur.mPref.mSetComponents)); 14454 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14455 Slog.i(TAG, " -- NEW: mMatch=" 14456 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14457 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14458 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14459 } 14460 } 14461 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14462 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14463 && cur.mPref.sameSet(set)) { 14464 // Setting the preferred activity to what it happens to be already 14465 if (DEBUG_PREFERRED) { 14466 Slog.i(TAG, "Replacing with same preferred activity " 14467 + cur.mPref.mShortComponent + " for user " 14468 + userId + ":"); 14469 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14470 } 14471 return; 14472 } 14473 } 14474 14475 if (existing != null) { 14476 if (DEBUG_PREFERRED) { 14477 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14478 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14479 } 14480 for (int i = 0; i < existing.size(); i++) { 14481 PreferredActivity pa = existing.get(i); 14482 if (DEBUG_PREFERRED) { 14483 Slog.i(TAG, "Removing existing preferred activity " 14484 + pa.mPref.mComponent + ":"); 14485 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14486 } 14487 pir.removeFilter(pa); 14488 } 14489 } 14490 } 14491 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14492 "Replacing preferred"); 14493 } 14494 } 14495 14496 @Override 14497 public void clearPackagePreferredActivities(String packageName) { 14498 final int uid = Binder.getCallingUid(); 14499 // writer 14500 synchronized (mPackages) { 14501 PackageParser.Package pkg = mPackages.get(packageName); 14502 if (pkg == null || pkg.applicationInfo.uid != uid) { 14503 if (mContext.checkCallingOrSelfPermission( 14504 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14505 != PackageManager.PERMISSION_GRANTED) { 14506 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14507 < Build.VERSION_CODES.FROYO) { 14508 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14509 + Binder.getCallingUid()); 14510 return; 14511 } 14512 mContext.enforceCallingOrSelfPermission( 14513 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14514 } 14515 } 14516 14517 int user = UserHandle.getCallingUserId(); 14518 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14519 scheduleWritePackageRestrictionsLocked(user); 14520 } 14521 } 14522 } 14523 14524 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14525 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14526 ArrayList<PreferredActivity> removed = null; 14527 boolean changed = false; 14528 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14529 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14530 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14531 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14532 continue; 14533 } 14534 Iterator<PreferredActivity> it = pir.filterIterator(); 14535 while (it.hasNext()) { 14536 PreferredActivity pa = it.next(); 14537 // Mark entry for removal only if it matches the package name 14538 // and the entry is of type "always". 14539 if (packageName == null || 14540 (pa.mPref.mComponent.getPackageName().equals(packageName) 14541 && pa.mPref.mAlways)) { 14542 if (removed == null) { 14543 removed = new ArrayList<PreferredActivity>(); 14544 } 14545 removed.add(pa); 14546 } 14547 } 14548 if (removed != null) { 14549 for (int j=0; j<removed.size(); j++) { 14550 PreferredActivity pa = removed.get(j); 14551 pir.removeFilter(pa); 14552 } 14553 changed = true; 14554 } 14555 } 14556 return changed; 14557 } 14558 14559 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14560 private void clearIntentFilterVerificationsLPw(int userId) { 14561 final int packageCount = mPackages.size(); 14562 for (int i = 0; i < packageCount; i++) { 14563 PackageParser.Package pkg = mPackages.valueAt(i); 14564 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14565 } 14566 } 14567 14568 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14569 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14570 if (userId == UserHandle.USER_ALL) { 14571 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14572 sUserManager.getUserIds())) { 14573 for (int oneUserId : sUserManager.getUserIds()) { 14574 scheduleWritePackageRestrictionsLocked(oneUserId); 14575 } 14576 } 14577 } else { 14578 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14579 scheduleWritePackageRestrictionsLocked(userId); 14580 } 14581 } 14582 } 14583 14584 void clearDefaultBrowserIfNeeded(String packageName) { 14585 for (int oneUserId : sUserManager.getUserIds()) { 14586 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14587 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14588 if (packageName.equals(defaultBrowserPackageName)) { 14589 setDefaultBrowserPackageName(null, oneUserId); 14590 } 14591 } 14592 } 14593 14594 @Override 14595 public void resetApplicationPreferences(int userId) { 14596 mContext.enforceCallingOrSelfPermission( 14597 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14598 // writer 14599 synchronized (mPackages) { 14600 final long identity = Binder.clearCallingIdentity(); 14601 try { 14602 clearPackagePreferredActivitiesLPw(null, userId); 14603 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14604 // TODO: We have to reset the default SMS and Phone. This requires 14605 // significant refactoring to keep all default apps in the package 14606 // manager (cleaner but more work) or have the services provide 14607 // callbacks to the package manager to request a default app reset. 14608 applyFactoryDefaultBrowserLPw(userId); 14609 clearIntentFilterVerificationsLPw(userId); 14610 primeDomainVerificationsLPw(userId); 14611 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14612 scheduleWritePackageRestrictionsLocked(userId); 14613 } finally { 14614 Binder.restoreCallingIdentity(identity); 14615 } 14616 } 14617 } 14618 14619 @Override 14620 public int getPreferredActivities(List<IntentFilter> outFilters, 14621 List<ComponentName> outActivities, String packageName) { 14622 14623 int num = 0; 14624 final int userId = UserHandle.getCallingUserId(); 14625 // reader 14626 synchronized (mPackages) { 14627 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14628 if (pir != null) { 14629 final Iterator<PreferredActivity> it = pir.filterIterator(); 14630 while (it.hasNext()) { 14631 final PreferredActivity pa = it.next(); 14632 if (packageName == null 14633 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14634 && pa.mPref.mAlways)) { 14635 if (outFilters != null) { 14636 outFilters.add(new IntentFilter(pa)); 14637 } 14638 if (outActivities != null) { 14639 outActivities.add(pa.mPref.mComponent); 14640 } 14641 } 14642 } 14643 } 14644 } 14645 14646 return num; 14647 } 14648 14649 @Override 14650 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14651 int userId) { 14652 int callingUid = Binder.getCallingUid(); 14653 if (callingUid != Process.SYSTEM_UID) { 14654 throw new SecurityException( 14655 "addPersistentPreferredActivity can only be run by the system"); 14656 } 14657 if (filter.countActions() == 0) { 14658 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14659 return; 14660 } 14661 synchronized (mPackages) { 14662 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14663 ":"); 14664 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14665 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14666 new PersistentPreferredActivity(filter, activity)); 14667 scheduleWritePackageRestrictionsLocked(userId); 14668 } 14669 } 14670 14671 @Override 14672 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14673 int callingUid = Binder.getCallingUid(); 14674 if (callingUid != Process.SYSTEM_UID) { 14675 throw new SecurityException( 14676 "clearPackagePersistentPreferredActivities can only be run by the system"); 14677 } 14678 ArrayList<PersistentPreferredActivity> removed = null; 14679 boolean changed = false; 14680 synchronized (mPackages) { 14681 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14682 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14683 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14684 .valueAt(i); 14685 if (userId != thisUserId) { 14686 continue; 14687 } 14688 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14689 while (it.hasNext()) { 14690 PersistentPreferredActivity ppa = it.next(); 14691 // Mark entry for removal only if it matches the package name. 14692 if (ppa.mComponent.getPackageName().equals(packageName)) { 14693 if (removed == null) { 14694 removed = new ArrayList<PersistentPreferredActivity>(); 14695 } 14696 removed.add(ppa); 14697 } 14698 } 14699 if (removed != null) { 14700 for (int j=0; j<removed.size(); j++) { 14701 PersistentPreferredActivity ppa = removed.get(j); 14702 ppir.removeFilter(ppa); 14703 } 14704 changed = true; 14705 } 14706 } 14707 14708 if (changed) { 14709 scheduleWritePackageRestrictionsLocked(userId); 14710 } 14711 } 14712 } 14713 14714 /** 14715 * Common machinery for picking apart a restored XML blob and passing 14716 * it to a caller-supplied functor to be applied to the running system. 14717 */ 14718 private void restoreFromXml(XmlPullParser parser, int userId, 14719 String expectedStartTag, BlobXmlRestorer functor) 14720 throws IOException, XmlPullParserException { 14721 int type; 14722 while ((type = parser.next()) != XmlPullParser.START_TAG 14723 && type != XmlPullParser.END_DOCUMENT) { 14724 } 14725 if (type != XmlPullParser.START_TAG) { 14726 // oops didn't find a start tag?! 14727 if (DEBUG_BACKUP) { 14728 Slog.e(TAG, "Didn't find start tag during restore"); 14729 } 14730 return; 14731 } 14732Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 14733 // this is supposed to be TAG_PREFERRED_BACKUP 14734 if (!expectedStartTag.equals(parser.getName())) { 14735 if (DEBUG_BACKUP) { 14736 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14737 } 14738 return; 14739 } 14740 14741 // skip interfering stuff, then we're aligned with the backing implementation 14742 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14743Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 14744 functor.apply(parser, userId); 14745 } 14746 14747 private interface BlobXmlRestorer { 14748 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14749 } 14750 14751 /** 14752 * Non-Binder method, support for the backup/restore mechanism: write the 14753 * full set of preferred activities in its canonical XML format. Returns the 14754 * XML output as a byte array, or null if there is none. 14755 */ 14756 @Override 14757 public byte[] getPreferredActivityBackup(int userId) { 14758 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14759 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14760 } 14761 14762 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14763 try { 14764 final XmlSerializer serializer = new FastXmlSerializer(); 14765 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14766 serializer.startDocument(null, true); 14767 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14768 14769 synchronized (mPackages) { 14770 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14771 } 14772 14773 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14774 serializer.endDocument(); 14775 serializer.flush(); 14776 } catch (Exception e) { 14777 if (DEBUG_BACKUP) { 14778 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14779 } 14780 return null; 14781 } 14782 14783 return dataStream.toByteArray(); 14784 } 14785 14786 @Override 14787 public void restorePreferredActivities(byte[] backup, int userId) { 14788 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14789 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14790 } 14791 14792 try { 14793 final XmlPullParser parser = Xml.newPullParser(); 14794 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14795 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14796 new BlobXmlRestorer() { 14797 @Override 14798 public void apply(XmlPullParser parser, int userId) 14799 throws XmlPullParserException, IOException { 14800 synchronized (mPackages) { 14801 mSettings.readPreferredActivitiesLPw(parser, userId); 14802 } 14803 } 14804 } ); 14805 } catch (Exception e) { 14806 if (DEBUG_BACKUP) { 14807 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14808 } 14809 } 14810 } 14811 14812 /** 14813 * Non-Binder method, support for the backup/restore mechanism: write the 14814 * default browser (etc) settings in its canonical XML format. Returns the default 14815 * browser XML representation as a byte array, or null if there is none. 14816 */ 14817 @Override 14818 public byte[] getDefaultAppsBackup(int userId) { 14819 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14820 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14821 } 14822 14823 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14824 try { 14825 final XmlSerializer serializer = new FastXmlSerializer(); 14826 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14827 serializer.startDocument(null, true); 14828 serializer.startTag(null, TAG_DEFAULT_APPS); 14829 14830 synchronized (mPackages) { 14831 mSettings.writeDefaultAppsLPr(serializer, userId); 14832 } 14833 14834 serializer.endTag(null, TAG_DEFAULT_APPS); 14835 serializer.endDocument(); 14836 serializer.flush(); 14837 } catch (Exception e) { 14838 if (DEBUG_BACKUP) { 14839 Slog.e(TAG, "Unable to write default apps for backup", e); 14840 } 14841 return null; 14842 } 14843 14844 return dataStream.toByteArray(); 14845 } 14846 14847 @Override 14848 public void restoreDefaultApps(byte[] backup, int userId) { 14849 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14850 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14851 } 14852 14853 try { 14854 final XmlPullParser parser = Xml.newPullParser(); 14855 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14856 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14857 new BlobXmlRestorer() { 14858 @Override 14859 public void apply(XmlPullParser parser, int userId) 14860 throws XmlPullParserException, IOException { 14861 synchronized (mPackages) { 14862 mSettings.readDefaultAppsLPw(parser, userId); 14863 } 14864 } 14865 } ); 14866 } catch (Exception e) { 14867 if (DEBUG_BACKUP) { 14868 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14869 } 14870 } 14871 } 14872 14873 @Override 14874 public byte[] getIntentFilterVerificationBackup(int userId) { 14875 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14876 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14877 } 14878 14879 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14880 try { 14881 final XmlSerializer serializer = new FastXmlSerializer(); 14882 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14883 serializer.startDocument(null, true); 14884 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14885 14886 synchronized (mPackages) { 14887 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14888 } 14889 14890 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14891 serializer.endDocument(); 14892 serializer.flush(); 14893 } catch (Exception e) { 14894 if (DEBUG_BACKUP) { 14895 Slog.e(TAG, "Unable to write default apps for backup", e); 14896 } 14897 return null; 14898 } 14899 14900 return dataStream.toByteArray(); 14901 } 14902 14903 @Override 14904 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14905 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14906 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14907 } 14908 14909 try { 14910 final XmlPullParser parser = Xml.newPullParser(); 14911 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14912 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14913 new BlobXmlRestorer() { 14914 @Override 14915 public void apply(XmlPullParser parser, int userId) 14916 throws XmlPullParserException, IOException { 14917 synchronized (mPackages) { 14918 mSettings.readAllDomainVerificationsLPr(parser, userId); 14919 mSettings.writeLPr(); 14920 } 14921 } 14922 } ); 14923 } catch (Exception e) { 14924 if (DEBUG_BACKUP) { 14925 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14926 } 14927 } 14928 } 14929 14930 @Override 14931 public byte[] getPermissionGrantBackup(int userId) { 14932 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14933 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 14934 } 14935 14936 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14937 try { 14938 final XmlSerializer serializer = new FastXmlSerializer(); 14939 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14940 serializer.startDocument(null, true); 14941 serializer.startTag(null, TAG_PERMISSION_BACKUP); 14942 14943 synchronized (mPackages) { 14944 serializeRuntimePermissionGrantsLPr(serializer, userId); 14945 } 14946 14947 serializer.endTag(null, TAG_PERMISSION_BACKUP); 14948 serializer.endDocument(); 14949 serializer.flush(); 14950 } catch (Exception e) { 14951 if (DEBUG_BACKUP) { 14952 Slog.e(TAG, "Unable to write default apps for backup", e); 14953 } 14954 return null; 14955 } 14956 14957 return dataStream.toByteArray(); 14958 } 14959 14960 @Override 14961 public void restorePermissionGrants(byte[] backup, int userId) { 14962 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14963 throw new SecurityException("Only the system may call restorePermissionGrants()"); 14964 } 14965 14966 try { 14967 final XmlPullParser parser = Xml.newPullParser(); 14968 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14969 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 14970 new BlobXmlRestorer() { 14971 @Override 14972 public void apply(XmlPullParser parser, int userId) 14973 throws XmlPullParserException, IOException { 14974 synchronized (mPackages) { 14975 processRestoredPermissionGrantsLPr(parser, userId); 14976 } 14977 } 14978 } ); 14979 } catch (Exception e) { 14980 if (DEBUG_BACKUP) { 14981 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14982 } 14983 } 14984 } 14985 14986 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 14987 throws IOException { 14988 serializer.startTag(null, TAG_ALL_GRANTS); 14989 14990 final int N = mSettings.mPackages.size(); 14991 for (int i = 0; i < N; i++) { 14992 final PackageSetting ps = mSettings.mPackages.valueAt(i); 14993 boolean pkgGrantsKnown = false; 14994 14995 PermissionsState packagePerms = ps.getPermissionsState(); 14996 14997 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 14998 final int grantFlags = state.getFlags(); 14999 // only look at grants that are not system/policy fixed 15000 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15001 final boolean isGranted = state.isGranted(); 15002 // And only back up the user-twiddled state bits 15003 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15004 final String packageName = mSettings.mPackages.keyAt(i); 15005 if (!pkgGrantsKnown) { 15006 serializer.startTag(null, TAG_GRANT); 15007 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15008 pkgGrantsKnown = true; 15009 } 15010 15011 final boolean userSet = 15012 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15013 final boolean userFixed = 15014 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15015 final boolean revoke = 15016 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15017 15018 serializer.startTag(null, TAG_PERMISSION); 15019 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15020 if (isGranted) { 15021 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15022 } 15023 if (userSet) { 15024 serializer.attribute(null, ATTR_USER_SET, "true"); 15025 } 15026 if (userFixed) { 15027 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15028 } 15029 if (revoke) { 15030 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15031 } 15032 serializer.endTag(null, TAG_PERMISSION); 15033 } 15034 } 15035 } 15036 15037 if (pkgGrantsKnown) { 15038 serializer.endTag(null, TAG_GRANT); 15039 } 15040 } 15041 15042 serializer.endTag(null, TAG_ALL_GRANTS); 15043 } 15044 15045 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15046 throws XmlPullParserException, IOException { 15047 String pkgName = null; 15048 int outerDepth = parser.getDepth(); 15049 int type; 15050 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15051 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15052 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15053 continue; 15054 } 15055 15056 final String tagName = parser.getName(); 15057 if (tagName.equals(TAG_GRANT)) { 15058 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15059 if (DEBUG_BACKUP) { 15060 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15061 } 15062 } else if (tagName.equals(TAG_PERMISSION)) { 15063 15064 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15065 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15066 15067 int newFlagSet = 0; 15068 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15069 newFlagSet |= FLAG_PERMISSION_USER_SET; 15070 } 15071 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15072 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15073 } 15074 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15075 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15076 } 15077 if (DEBUG_BACKUP) { 15078 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15079 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15080 } 15081 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15082 if (ps != null) { 15083 // Already installed so we apply the grant immediately 15084 if (DEBUG_BACKUP) { 15085 Slog.v(TAG, " + already installed; applying"); 15086 } 15087 PermissionsState perms = ps.getPermissionsState(); 15088 BasePermission bp = mSettings.mPermissions.get(permName); 15089 if (bp != null) { 15090 if (isGranted) { 15091 perms.grantRuntimePermission(bp, userId); 15092 } 15093 if (newFlagSet != 0) { 15094 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15095 } 15096 } 15097 } else { 15098 // Need to wait for post-restore install to apply the grant 15099 if (DEBUG_BACKUP) { 15100 Slog.v(TAG, " - not yet installed; saving for later"); 15101 } 15102 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15103 isGranted, newFlagSet, userId); 15104 } 15105 } else { 15106 PackageManagerService.reportSettingsProblem(Log.WARN, 15107 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15108 XmlUtils.skipCurrentTag(parser); 15109 } 15110 } 15111 15112 scheduleWriteSettingsLocked(); 15113 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15114 } 15115 15116 @Override 15117 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15118 int sourceUserId, int targetUserId, int flags) { 15119 mContext.enforceCallingOrSelfPermission( 15120 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15121 int callingUid = Binder.getCallingUid(); 15122 enforceOwnerRights(ownerPackage, callingUid); 15123 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15124 if (intentFilter.countActions() == 0) { 15125 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15126 return; 15127 } 15128 synchronized (mPackages) { 15129 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15130 ownerPackage, targetUserId, flags); 15131 CrossProfileIntentResolver resolver = 15132 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15133 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15134 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15135 if (existing != null) { 15136 int size = existing.size(); 15137 for (int i = 0; i < size; i++) { 15138 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15139 return; 15140 } 15141 } 15142 } 15143 resolver.addFilter(newFilter); 15144 scheduleWritePackageRestrictionsLocked(sourceUserId); 15145 } 15146 } 15147 15148 @Override 15149 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15150 mContext.enforceCallingOrSelfPermission( 15151 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15152 int callingUid = Binder.getCallingUid(); 15153 enforceOwnerRights(ownerPackage, callingUid); 15154 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15155 synchronized (mPackages) { 15156 CrossProfileIntentResolver resolver = 15157 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15158 ArraySet<CrossProfileIntentFilter> set = 15159 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15160 for (CrossProfileIntentFilter filter : set) { 15161 if (filter.getOwnerPackage().equals(ownerPackage)) { 15162 resolver.removeFilter(filter); 15163 } 15164 } 15165 scheduleWritePackageRestrictionsLocked(sourceUserId); 15166 } 15167 } 15168 15169 // Enforcing that callingUid is owning pkg on userId 15170 private void enforceOwnerRights(String pkg, int callingUid) { 15171 // The system owns everything. 15172 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15173 return; 15174 } 15175 int callingUserId = UserHandle.getUserId(callingUid); 15176 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15177 if (pi == null) { 15178 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15179 + callingUserId); 15180 } 15181 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15182 throw new SecurityException("Calling uid " + callingUid 15183 + " does not own package " + pkg); 15184 } 15185 } 15186 15187 @Override 15188 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15189 Intent intent = new Intent(Intent.ACTION_MAIN); 15190 intent.addCategory(Intent.CATEGORY_HOME); 15191 15192 final int callingUserId = UserHandle.getCallingUserId(); 15193 List<ResolveInfo> list = queryIntentActivities(intent, null, 15194 PackageManager.GET_META_DATA, callingUserId); 15195 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15196 true, false, false, callingUserId); 15197 15198 allHomeCandidates.clear(); 15199 if (list != null) { 15200 for (ResolveInfo ri : list) { 15201 allHomeCandidates.add(ri); 15202 } 15203 } 15204 return (preferred == null || preferred.activityInfo == null) 15205 ? null 15206 : new ComponentName(preferred.activityInfo.packageName, 15207 preferred.activityInfo.name); 15208 } 15209 15210 @Override 15211 public void setApplicationEnabledSetting(String appPackageName, 15212 int newState, int flags, int userId, String callingPackage) { 15213 if (!sUserManager.exists(userId)) return; 15214 if (callingPackage == null) { 15215 callingPackage = Integer.toString(Binder.getCallingUid()); 15216 } 15217 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15218 } 15219 15220 @Override 15221 public void setComponentEnabledSetting(ComponentName componentName, 15222 int newState, int flags, int userId) { 15223 if (!sUserManager.exists(userId)) return; 15224 setEnabledSetting(componentName.getPackageName(), 15225 componentName.getClassName(), newState, flags, userId, null); 15226 } 15227 15228 private void setEnabledSetting(final String packageName, String className, int newState, 15229 final int flags, int userId, String callingPackage) { 15230 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15231 || newState == COMPONENT_ENABLED_STATE_ENABLED 15232 || newState == COMPONENT_ENABLED_STATE_DISABLED 15233 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15234 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15235 throw new IllegalArgumentException("Invalid new component state: " 15236 + newState); 15237 } 15238 PackageSetting pkgSetting; 15239 final int uid = Binder.getCallingUid(); 15240 final int permission = mContext.checkCallingOrSelfPermission( 15241 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15242 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15243 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15244 boolean sendNow = false; 15245 boolean isApp = (className == null); 15246 String componentName = isApp ? packageName : className; 15247 int packageUid = -1; 15248 ArrayList<String> components; 15249 15250 // writer 15251 synchronized (mPackages) { 15252 pkgSetting = mSettings.mPackages.get(packageName); 15253 if (pkgSetting == null) { 15254 if (className == null) { 15255 throw new IllegalArgumentException("Unknown package: " + packageName); 15256 } 15257 throw new IllegalArgumentException( 15258 "Unknown component: " + packageName + "/" + className); 15259 } 15260 // Allow root and verify that userId is not being specified by a different user 15261 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15262 throw new SecurityException( 15263 "Permission Denial: attempt to change component state from pid=" 15264 + Binder.getCallingPid() 15265 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15266 } 15267 if (className == null) { 15268 // We're dealing with an application/package level state change 15269 if (pkgSetting.getEnabled(userId) == newState) { 15270 // Nothing to do 15271 return; 15272 } 15273 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15274 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15275 // Don't care about who enables an app. 15276 callingPackage = null; 15277 } 15278 pkgSetting.setEnabled(newState, userId, callingPackage); 15279 // pkgSetting.pkg.mSetEnabled = newState; 15280 } else { 15281 // We're dealing with a component level state change 15282 // First, verify that this is a valid class name. 15283 PackageParser.Package pkg = pkgSetting.pkg; 15284 if (pkg == null || !pkg.hasComponentClassName(className)) { 15285 if (pkg != null && 15286 pkg.applicationInfo.targetSdkVersion >= 15287 Build.VERSION_CODES.JELLY_BEAN) { 15288 throw new IllegalArgumentException("Component class " + className 15289 + " does not exist in " + packageName); 15290 } else { 15291 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15292 + className + " does not exist in " + packageName); 15293 } 15294 } 15295 switch (newState) { 15296 case COMPONENT_ENABLED_STATE_ENABLED: 15297 if (!pkgSetting.enableComponentLPw(className, userId)) { 15298 return; 15299 } 15300 break; 15301 case COMPONENT_ENABLED_STATE_DISABLED: 15302 if (!pkgSetting.disableComponentLPw(className, userId)) { 15303 return; 15304 } 15305 break; 15306 case COMPONENT_ENABLED_STATE_DEFAULT: 15307 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15308 return; 15309 } 15310 break; 15311 default: 15312 Slog.e(TAG, "Invalid new component state: " + newState); 15313 return; 15314 } 15315 } 15316 scheduleWritePackageRestrictionsLocked(userId); 15317 components = mPendingBroadcasts.get(userId, packageName); 15318 final boolean newPackage = components == null; 15319 if (newPackage) { 15320 components = new ArrayList<String>(); 15321 } 15322 if (!components.contains(componentName)) { 15323 components.add(componentName); 15324 } 15325 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15326 sendNow = true; 15327 // Purge entry from pending broadcast list if another one exists already 15328 // since we are sending one right away. 15329 mPendingBroadcasts.remove(userId, packageName); 15330 } else { 15331 if (newPackage) { 15332 mPendingBroadcasts.put(userId, packageName, components); 15333 } 15334 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15335 // Schedule a message 15336 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15337 } 15338 } 15339 } 15340 15341 long callingId = Binder.clearCallingIdentity(); 15342 try { 15343 if (sendNow) { 15344 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15345 sendPackageChangedBroadcast(packageName, 15346 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15347 } 15348 } finally { 15349 Binder.restoreCallingIdentity(callingId); 15350 } 15351 } 15352 15353 private void sendPackageChangedBroadcast(String packageName, 15354 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15355 if (DEBUG_INSTALL) 15356 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15357 + componentNames); 15358 Bundle extras = new Bundle(4); 15359 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15360 String nameList[] = new String[componentNames.size()]; 15361 componentNames.toArray(nameList); 15362 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15363 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15364 extras.putInt(Intent.EXTRA_UID, packageUid); 15365 // If this is not reporting a change of the overall package, then only send it 15366 // to registered receivers. We don't want to launch a swath of apps for every 15367 // little component state change. 15368 final int flags = !componentNames.contains(packageName) 15369 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15370 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15371 new int[] {UserHandle.getUserId(packageUid)}); 15372 } 15373 15374 @Override 15375 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15376 if (!sUserManager.exists(userId)) return; 15377 final int uid = Binder.getCallingUid(); 15378 final int permission = mContext.checkCallingOrSelfPermission( 15379 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15380 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15381 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15382 // writer 15383 synchronized (mPackages) { 15384 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15385 allowedByPermission, uid, userId)) { 15386 scheduleWritePackageRestrictionsLocked(userId); 15387 } 15388 } 15389 } 15390 15391 @Override 15392 public String getInstallerPackageName(String packageName) { 15393 // reader 15394 synchronized (mPackages) { 15395 return mSettings.getInstallerPackageNameLPr(packageName); 15396 } 15397 } 15398 15399 @Override 15400 public int getApplicationEnabledSetting(String packageName, int userId) { 15401 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15402 int uid = Binder.getCallingUid(); 15403 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15404 // reader 15405 synchronized (mPackages) { 15406 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15407 } 15408 } 15409 15410 @Override 15411 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15412 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15413 int uid = Binder.getCallingUid(); 15414 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15415 // reader 15416 synchronized (mPackages) { 15417 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15418 } 15419 } 15420 15421 @Override 15422 public void enterSafeMode() { 15423 enforceSystemOrRoot("Only the system can request entering safe mode"); 15424 15425 if (!mSystemReady) { 15426 mSafeMode = true; 15427 } 15428 } 15429 15430 @Override 15431 public void systemReady() { 15432 mSystemReady = true; 15433 15434 // Read the compatibilty setting when the system is ready. 15435 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15436 mContext.getContentResolver(), 15437 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15438 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15439 if (DEBUG_SETTINGS) { 15440 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15441 } 15442 15443 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15444 15445 synchronized (mPackages) { 15446 // Verify that all of the preferred activity components actually 15447 // exist. It is possible for applications to be updated and at 15448 // that point remove a previously declared activity component that 15449 // had been set as a preferred activity. We try to clean this up 15450 // the next time we encounter that preferred activity, but it is 15451 // possible for the user flow to never be able to return to that 15452 // situation so here we do a sanity check to make sure we haven't 15453 // left any junk around. 15454 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15455 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15456 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15457 removed.clear(); 15458 for (PreferredActivity pa : pir.filterSet()) { 15459 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15460 removed.add(pa); 15461 } 15462 } 15463 if (removed.size() > 0) { 15464 for (int r=0; r<removed.size(); r++) { 15465 PreferredActivity pa = removed.get(r); 15466 Slog.w(TAG, "Removing dangling preferred activity: " 15467 + pa.mPref.mComponent); 15468 pir.removeFilter(pa); 15469 } 15470 mSettings.writePackageRestrictionsLPr( 15471 mSettings.mPreferredActivities.keyAt(i)); 15472 } 15473 } 15474 15475 for (int userId : UserManagerService.getInstance().getUserIds()) { 15476 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15477 grantPermissionsUserIds = ArrayUtils.appendInt( 15478 grantPermissionsUserIds, userId); 15479 } 15480 } 15481 } 15482 sUserManager.systemReady(); 15483 15484 // If we upgraded grant all default permissions before kicking off. 15485 for (int userId : grantPermissionsUserIds) { 15486 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15487 } 15488 15489 // Kick off any messages waiting for system ready 15490 if (mPostSystemReadyMessages != null) { 15491 for (Message msg : mPostSystemReadyMessages) { 15492 msg.sendToTarget(); 15493 } 15494 mPostSystemReadyMessages = null; 15495 } 15496 15497 // Watch for external volumes that come and go over time 15498 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15499 storage.registerListener(mStorageListener); 15500 15501 mInstallerService.systemReady(); 15502 mPackageDexOptimizer.systemReady(); 15503 15504 MountServiceInternal mountServiceInternal = LocalServices.getService( 15505 MountServiceInternal.class); 15506 mountServiceInternal.addExternalStoragePolicy( 15507 new MountServiceInternal.ExternalStorageMountPolicy() { 15508 @Override 15509 public int getMountMode(int uid, String packageName) { 15510 if (Process.isIsolated(uid)) { 15511 return Zygote.MOUNT_EXTERNAL_NONE; 15512 } 15513 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15514 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15515 } 15516 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15517 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15518 } 15519 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15520 return Zygote.MOUNT_EXTERNAL_READ; 15521 } 15522 return Zygote.MOUNT_EXTERNAL_WRITE; 15523 } 15524 15525 @Override 15526 public boolean hasExternalStorage(int uid, String packageName) { 15527 return true; 15528 } 15529 }); 15530 } 15531 15532 @Override 15533 public boolean isSafeMode() { 15534 return mSafeMode; 15535 } 15536 15537 @Override 15538 public boolean hasSystemUidErrors() { 15539 return mHasSystemUidErrors; 15540 } 15541 15542 static String arrayToString(int[] array) { 15543 StringBuffer buf = new StringBuffer(128); 15544 buf.append('['); 15545 if (array != null) { 15546 for (int i=0; i<array.length; i++) { 15547 if (i > 0) buf.append(", "); 15548 buf.append(array[i]); 15549 } 15550 } 15551 buf.append(']'); 15552 return buf.toString(); 15553 } 15554 15555 static class DumpState { 15556 public static final int DUMP_LIBS = 1 << 0; 15557 public static final int DUMP_FEATURES = 1 << 1; 15558 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15559 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15560 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15561 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15562 public static final int DUMP_PERMISSIONS = 1 << 6; 15563 public static final int DUMP_PACKAGES = 1 << 7; 15564 public static final int DUMP_SHARED_USERS = 1 << 8; 15565 public static final int DUMP_MESSAGES = 1 << 9; 15566 public static final int DUMP_PROVIDERS = 1 << 10; 15567 public static final int DUMP_VERIFIERS = 1 << 11; 15568 public static final int DUMP_PREFERRED = 1 << 12; 15569 public static final int DUMP_PREFERRED_XML = 1 << 13; 15570 public static final int DUMP_KEYSETS = 1 << 14; 15571 public static final int DUMP_VERSION = 1 << 15; 15572 public static final int DUMP_INSTALLS = 1 << 16; 15573 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15574 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15575 15576 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15577 15578 private int mTypes; 15579 15580 private int mOptions; 15581 15582 private boolean mTitlePrinted; 15583 15584 private SharedUserSetting mSharedUser; 15585 15586 public boolean isDumping(int type) { 15587 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15588 return true; 15589 } 15590 15591 return (mTypes & type) != 0; 15592 } 15593 15594 public void setDump(int type) { 15595 mTypes |= type; 15596 } 15597 15598 public boolean isOptionEnabled(int option) { 15599 return (mOptions & option) != 0; 15600 } 15601 15602 public void setOptionEnabled(int option) { 15603 mOptions |= option; 15604 } 15605 15606 public boolean onTitlePrinted() { 15607 final boolean printed = mTitlePrinted; 15608 mTitlePrinted = true; 15609 return printed; 15610 } 15611 15612 public boolean getTitlePrinted() { 15613 return mTitlePrinted; 15614 } 15615 15616 public void setTitlePrinted(boolean enabled) { 15617 mTitlePrinted = enabled; 15618 } 15619 15620 public SharedUserSetting getSharedUser() { 15621 return mSharedUser; 15622 } 15623 15624 public void setSharedUser(SharedUserSetting user) { 15625 mSharedUser = user; 15626 } 15627 } 15628 15629 @Override 15630 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15631 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15632 (new PackageManagerShellCommand(this)).exec( 15633 this, in, out, err, args, resultReceiver); 15634 } 15635 15636 @Override 15637 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15638 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15639 != PackageManager.PERMISSION_GRANTED) { 15640 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15641 + Binder.getCallingPid() 15642 + ", uid=" + Binder.getCallingUid() 15643 + " without permission " 15644 + android.Manifest.permission.DUMP); 15645 return; 15646 } 15647 15648 DumpState dumpState = new DumpState(); 15649 boolean fullPreferred = false; 15650 boolean checkin = false; 15651 15652 String packageName = null; 15653 ArraySet<String> permissionNames = null; 15654 15655 int opti = 0; 15656 while (opti < args.length) { 15657 String opt = args[opti]; 15658 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15659 break; 15660 } 15661 opti++; 15662 15663 if ("-a".equals(opt)) { 15664 // Right now we only know how to print all. 15665 } else if ("-h".equals(opt)) { 15666 pw.println("Package manager dump options:"); 15667 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15668 pw.println(" --checkin: dump for a checkin"); 15669 pw.println(" -f: print details of intent filters"); 15670 pw.println(" -h: print this help"); 15671 pw.println(" cmd may be one of:"); 15672 pw.println(" l[ibraries]: list known shared libraries"); 15673 pw.println(" f[eatures]: list device features"); 15674 pw.println(" k[eysets]: print known keysets"); 15675 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15676 pw.println(" perm[issions]: dump permissions"); 15677 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15678 pw.println(" pref[erred]: print preferred package settings"); 15679 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15680 pw.println(" prov[iders]: dump content providers"); 15681 pw.println(" p[ackages]: dump installed packages"); 15682 pw.println(" s[hared-users]: dump shared user IDs"); 15683 pw.println(" m[essages]: print collected runtime messages"); 15684 pw.println(" v[erifiers]: print package verifier info"); 15685 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15686 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15687 pw.println(" version: print database version info"); 15688 pw.println(" write: write current settings now"); 15689 pw.println(" installs: details about install sessions"); 15690 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15691 pw.println(" <package.name>: info about given package"); 15692 return; 15693 } else if ("--checkin".equals(opt)) { 15694 checkin = true; 15695 } else if ("-f".equals(opt)) { 15696 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15697 } else { 15698 pw.println("Unknown argument: " + opt + "; use -h for help"); 15699 } 15700 } 15701 15702 // Is the caller requesting to dump a particular piece of data? 15703 if (opti < args.length) { 15704 String cmd = args[opti]; 15705 opti++; 15706 // Is this a package name? 15707 if ("android".equals(cmd) || cmd.contains(".")) { 15708 packageName = cmd; 15709 // When dumping a single package, we always dump all of its 15710 // filter information since the amount of data will be reasonable. 15711 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15712 } else if ("check-permission".equals(cmd)) { 15713 if (opti >= args.length) { 15714 pw.println("Error: check-permission missing permission argument"); 15715 return; 15716 } 15717 String perm = args[opti]; 15718 opti++; 15719 if (opti >= args.length) { 15720 pw.println("Error: check-permission missing package argument"); 15721 return; 15722 } 15723 String pkg = args[opti]; 15724 opti++; 15725 int user = UserHandle.getUserId(Binder.getCallingUid()); 15726 if (opti < args.length) { 15727 try { 15728 user = Integer.parseInt(args[opti]); 15729 } catch (NumberFormatException e) { 15730 pw.println("Error: check-permission user argument is not a number: " 15731 + args[opti]); 15732 return; 15733 } 15734 } 15735 pw.println(checkPermission(perm, pkg, user)); 15736 return; 15737 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15738 dumpState.setDump(DumpState.DUMP_LIBS); 15739 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15740 dumpState.setDump(DumpState.DUMP_FEATURES); 15741 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15742 if (opti >= args.length) { 15743 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15744 | DumpState.DUMP_SERVICE_RESOLVERS 15745 | DumpState.DUMP_RECEIVER_RESOLVERS 15746 | DumpState.DUMP_CONTENT_RESOLVERS); 15747 } else { 15748 while (opti < args.length) { 15749 String name = args[opti]; 15750 if ("a".equals(name) || "activity".equals(name)) { 15751 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15752 } else if ("s".equals(name) || "service".equals(name)) { 15753 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15754 } else if ("r".equals(name) || "receiver".equals(name)) { 15755 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15756 } else if ("c".equals(name) || "content".equals(name)) { 15757 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15758 } else { 15759 pw.println("Error: unknown resolver table type: " + name); 15760 return; 15761 } 15762 opti++; 15763 } 15764 } 15765 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15766 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15767 } else if ("permission".equals(cmd)) { 15768 if (opti >= args.length) { 15769 pw.println("Error: permission requires permission name"); 15770 return; 15771 } 15772 permissionNames = new ArraySet<>(); 15773 while (opti < args.length) { 15774 permissionNames.add(args[opti]); 15775 opti++; 15776 } 15777 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15778 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15779 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15780 dumpState.setDump(DumpState.DUMP_PREFERRED); 15781 } else if ("preferred-xml".equals(cmd)) { 15782 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15783 if (opti < args.length && "--full".equals(args[opti])) { 15784 fullPreferred = true; 15785 opti++; 15786 } 15787 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15788 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15789 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15790 dumpState.setDump(DumpState.DUMP_PACKAGES); 15791 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15792 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15793 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15794 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15795 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15796 dumpState.setDump(DumpState.DUMP_MESSAGES); 15797 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15798 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15799 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15800 || "intent-filter-verifiers".equals(cmd)) { 15801 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15802 } else if ("version".equals(cmd)) { 15803 dumpState.setDump(DumpState.DUMP_VERSION); 15804 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15805 dumpState.setDump(DumpState.DUMP_KEYSETS); 15806 } else if ("installs".equals(cmd)) { 15807 dumpState.setDump(DumpState.DUMP_INSTALLS); 15808 } else if ("write".equals(cmd)) { 15809 synchronized (mPackages) { 15810 mSettings.writeLPr(); 15811 pw.println("Settings written."); 15812 return; 15813 } 15814 } 15815 } 15816 15817 if (checkin) { 15818 pw.println("vers,1"); 15819 } 15820 15821 // reader 15822 synchronized (mPackages) { 15823 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15824 if (!checkin) { 15825 if (dumpState.onTitlePrinted()) 15826 pw.println(); 15827 pw.println("Database versions:"); 15828 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15829 } 15830 } 15831 15832 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15833 if (!checkin) { 15834 if (dumpState.onTitlePrinted()) 15835 pw.println(); 15836 pw.println("Verifiers:"); 15837 pw.print(" Required: "); 15838 pw.print(mRequiredVerifierPackage); 15839 pw.print(" (uid="); 15840 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15841 UserHandle.USER_SYSTEM)); 15842 pw.println(")"); 15843 } else if (mRequiredVerifierPackage != null) { 15844 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15845 pw.print(","); 15846 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15847 UserHandle.USER_SYSTEM)); 15848 } 15849 } 15850 15851 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15852 packageName == null) { 15853 if (mIntentFilterVerifierComponent != null) { 15854 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15855 if (!checkin) { 15856 if (dumpState.onTitlePrinted()) 15857 pw.println(); 15858 pw.println("Intent Filter Verifier:"); 15859 pw.print(" Using: "); 15860 pw.print(verifierPackageName); 15861 pw.print(" (uid="); 15862 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15863 UserHandle.USER_SYSTEM)); 15864 pw.println(")"); 15865 } else if (verifierPackageName != null) { 15866 pw.print("ifv,"); pw.print(verifierPackageName); 15867 pw.print(","); 15868 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15869 UserHandle.USER_SYSTEM)); 15870 } 15871 } else { 15872 pw.println(); 15873 pw.println("No Intent Filter Verifier available!"); 15874 } 15875 } 15876 15877 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15878 boolean printedHeader = false; 15879 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15880 while (it.hasNext()) { 15881 String name = it.next(); 15882 SharedLibraryEntry ent = mSharedLibraries.get(name); 15883 if (!checkin) { 15884 if (!printedHeader) { 15885 if (dumpState.onTitlePrinted()) 15886 pw.println(); 15887 pw.println("Libraries:"); 15888 printedHeader = true; 15889 } 15890 pw.print(" "); 15891 } else { 15892 pw.print("lib,"); 15893 } 15894 pw.print(name); 15895 if (!checkin) { 15896 pw.print(" -> "); 15897 } 15898 if (ent.path != null) { 15899 if (!checkin) { 15900 pw.print("(jar) "); 15901 pw.print(ent.path); 15902 } else { 15903 pw.print(",jar,"); 15904 pw.print(ent.path); 15905 } 15906 } else { 15907 if (!checkin) { 15908 pw.print("(apk) "); 15909 pw.print(ent.apk); 15910 } else { 15911 pw.print(",apk,"); 15912 pw.print(ent.apk); 15913 } 15914 } 15915 pw.println(); 15916 } 15917 } 15918 15919 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15920 if (dumpState.onTitlePrinted()) 15921 pw.println(); 15922 if (!checkin) { 15923 pw.println("Features:"); 15924 } 15925 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15926 while (it.hasNext()) { 15927 String name = it.next(); 15928 if (!checkin) { 15929 pw.print(" "); 15930 } else { 15931 pw.print("feat,"); 15932 } 15933 pw.println(name); 15934 } 15935 } 15936 15937 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15938 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15939 : "Activity Resolver Table:", " ", packageName, 15940 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15941 dumpState.setTitlePrinted(true); 15942 } 15943 } 15944 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15945 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15946 : "Receiver Resolver Table:", " ", packageName, 15947 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15948 dumpState.setTitlePrinted(true); 15949 } 15950 } 15951 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15952 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15953 : "Service Resolver Table:", " ", packageName, 15954 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15955 dumpState.setTitlePrinted(true); 15956 } 15957 } 15958 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15959 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15960 : "Provider Resolver Table:", " ", packageName, 15961 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15962 dumpState.setTitlePrinted(true); 15963 } 15964 } 15965 15966 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15967 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15968 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15969 int user = mSettings.mPreferredActivities.keyAt(i); 15970 if (pir.dump(pw, 15971 dumpState.getTitlePrinted() 15972 ? "\nPreferred Activities User " + user + ":" 15973 : "Preferred Activities User " + user + ":", " ", 15974 packageName, true, false)) { 15975 dumpState.setTitlePrinted(true); 15976 } 15977 } 15978 } 15979 15980 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15981 pw.flush(); 15982 FileOutputStream fout = new FileOutputStream(fd); 15983 BufferedOutputStream str = new BufferedOutputStream(fout); 15984 XmlSerializer serializer = new FastXmlSerializer(); 15985 try { 15986 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15987 serializer.startDocument(null, true); 15988 serializer.setFeature( 15989 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15990 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15991 serializer.endDocument(); 15992 serializer.flush(); 15993 } catch (IllegalArgumentException e) { 15994 pw.println("Failed writing: " + e); 15995 } catch (IllegalStateException e) { 15996 pw.println("Failed writing: " + e); 15997 } catch (IOException e) { 15998 pw.println("Failed writing: " + e); 15999 } 16000 } 16001 16002 if (!checkin 16003 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16004 && packageName == null) { 16005 pw.println(); 16006 int count = mSettings.mPackages.size(); 16007 if (count == 0) { 16008 pw.println("No applications!"); 16009 pw.println(); 16010 } else { 16011 final String prefix = " "; 16012 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16013 if (allPackageSettings.size() == 0) { 16014 pw.println("No domain preferred apps!"); 16015 pw.println(); 16016 } else { 16017 pw.println("App verification status:"); 16018 pw.println(); 16019 count = 0; 16020 for (PackageSetting ps : allPackageSettings) { 16021 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16022 if (ivi == null || ivi.getPackageName() == null) continue; 16023 pw.println(prefix + "Package: " + ivi.getPackageName()); 16024 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16025 pw.println(prefix + "Status: " + ivi.getStatusString()); 16026 pw.println(); 16027 count++; 16028 } 16029 if (count == 0) { 16030 pw.println(prefix + "No app verification established."); 16031 pw.println(); 16032 } 16033 for (int userId : sUserManager.getUserIds()) { 16034 pw.println("App linkages for user " + userId + ":"); 16035 pw.println(); 16036 count = 0; 16037 for (PackageSetting ps : allPackageSettings) { 16038 final long status = ps.getDomainVerificationStatusForUser(userId); 16039 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16040 continue; 16041 } 16042 pw.println(prefix + "Package: " + ps.name); 16043 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16044 String statusStr = IntentFilterVerificationInfo. 16045 getStatusStringFromValue(status); 16046 pw.println(prefix + "Status: " + statusStr); 16047 pw.println(); 16048 count++; 16049 } 16050 if (count == 0) { 16051 pw.println(prefix + "No configured app linkages."); 16052 pw.println(); 16053 } 16054 } 16055 } 16056 } 16057 } 16058 16059 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16060 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16061 if (packageName == null && permissionNames == null) { 16062 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16063 if (iperm == 0) { 16064 if (dumpState.onTitlePrinted()) 16065 pw.println(); 16066 pw.println("AppOp Permissions:"); 16067 } 16068 pw.print(" AppOp Permission "); 16069 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16070 pw.println(":"); 16071 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16072 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16073 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16074 } 16075 } 16076 } 16077 } 16078 16079 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16080 boolean printedSomething = false; 16081 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16082 if (packageName != null && !packageName.equals(p.info.packageName)) { 16083 continue; 16084 } 16085 if (!printedSomething) { 16086 if (dumpState.onTitlePrinted()) 16087 pw.println(); 16088 pw.println("Registered ContentProviders:"); 16089 printedSomething = true; 16090 } 16091 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16092 pw.print(" "); pw.println(p.toString()); 16093 } 16094 printedSomething = false; 16095 for (Map.Entry<String, PackageParser.Provider> entry : 16096 mProvidersByAuthority.entrySet()) { 16097 PackageParser.Provider p = entry.getValue(); 16098 if (packageName != null && !packageName.equals(p.info.packageName)) { 16099 continue; 16100 } 16101 if (!printedSomething) { 16102 if (dumpState.onTitlePrinted()) 16103 pw.println(); 16104 pw.println("ContentProvider Authorities:"); 16105 printedSomething = true; 16106 } 16107 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16108 pw.print(" "); pw.println(p.toString()); 16109 if (p.info != null && p.info.applicationInfo != null) { 16110 final String appInfo = p.info.applicationInfo.toString(); 16111 pw.print(" applicationInfo="); pw.println(appInfo); 16112 } 16113 } 16114 } 16115 16116 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16117 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16118 } 16119 16120 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16121 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16122 } 16123 16124 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16125 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16126 } 16127 16128 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16129 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16130 } 16131 16132 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16133 // XXX should handle packageName != null by dumping only install data that 16134 // the given package is involved with. 16135 if (dumpState.onTitlePrinted()) pw.println(); 16136 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16137 } 16138 16139 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16140 if (dumpState.onTitlePrinted()) pw.println(); 16141 mSettings.dumpReadMessagesLPr(pw, dumpState); 16142 16143 pw.println(); 16144 pw.println("Package warning messages:"); 16145 BufferedReader in = null; 16146 String line = null; 16147 try { 16148 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16149 while ((line = in.readLine()) != null) { 16150 if (line.contains("ignored: updated version")) continue; 16151 pw.println(line); 16152 } 16153 } catch (IOException ignored) { 16154 } finally { 16155 IoUtils.closeQuietly(in); 16156 } 16157 } 16158 16159 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16160 BufferedReader in = null; 16161 String line = null; 16162 try { 16163 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16164 while ((line = in.readLine()) != null) { 16165 if (line.contains("ignored: updated version")) continue; 16166 pw.print("msg,"); 16167 pw.println(line); 16168 } 16169 } catch (IOException ignored) { 16170 } finally { 16171 IoUtils.closeQuietly(in); 16172 } 16173 } 16174 } 16175 } 16176 16177 private String dumpDomainString(String packageName) { 16178 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16179 List<IntentFilter> filters = getAllIntentFilters(packageName); 16180 16181 ArraySet<String> result = new ArraySet<>(); 16182 if (iviList.size() > 0) { 16183 for (IntentFilterVerificationInfo ivi : iviList) { 16184 for (String host : ivi.getDomains()) { 16185 result.add(host); 16186 } 16187 } 16188 } 16189 if (filters != null && filters.size() > 0) { 16190 for (IntentFilter filter : filters) { 16191 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16192 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16193 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16194 result.addAll(filter.getHostsList()); 16195 } 16196 } 16197 } 16198 16199 StringBuilder sb = new StringBuilder(result.size() * 16); 16200 for (String domain : result) { 16201 if (sb.length() > 0) sb.append(" "); 16202 sb.append(domain); 16203 } 16204 return sb.toString(); 16205 } 16206 16207 // ------- apps on sdcard specific code ------- 16208 static final boolean DEBUG_SD_INSTALL = false; 16209 16210 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16211 16212 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16213 16214 private boolean mMediaMounted = false; 16215 16216 static String getEncryptKey() { 16217 try { 16218 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16219 SD_ENCRYPTION_KEYSTORE_NAME); 16220 if (sdEncKey == null) { 16221 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16222 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16223 if (sdEncKey == null) { 16224 Slog.e(TAG, "Failed to create encryption keys"); 16225 return null; 16226 } 16227 } 16228 return sdEncKey; 16229 } catch (NoSuchAlgorithmException nsae) { 16230 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16231 return null; 16232 } catch (IOException ioe) { 16233 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16234 return null; 16235 } 16236 } 16237 16238 /* 16239 * Update media status on PackageManager. 16240 */ 16241 @Override 16242 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16243 int callingUid = Binder.getCallingUid(); 16244 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16245 throw new SecurityException("Media status can only be updated by the system"); 16246 } 16247 // reader; this apparently protects mMediaMounted, but should probably 16248 // be a different lock in that case. 16249 synchronized (mPackages) { 16250 Log.i(TAG, "Updating external media status from " 16251 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16252 + (mediaStatus ? "mounted" : "unmounted")); 16253 if (DEBUG_SD_INSTALL) 16254 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16255 + ", mMediaMounted=" + mMediaMounted); 16256 if (mediaStatus == mMediaMounted) { 16257 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16258 : 0, -1); 16259 mHandler.sendMessage(msg); 16260 return; 16261 } 16262 mMediaMounted = mediaStatus; 16263 } 16264 // Queue up an async operation since the package installation may take a 16265 // little while. 16266 mHandler.post(new Runnable() { 16267 public void run() { 16268 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16269 } 16270 }); 16271 } 16272 16273 /** 16274 * Called by MountService when the initial ASECs to scan are available. 16275 * Should block until all the ASEC containers are finished being scanned. 16276 */ 16277 public void scanAvailableAsecs() { 16278 updateExternalMediaStatusInner(true, false, false); 16279 } 16280 16281 /* 16282 * Collect information of applications on external media, map them against 16283 * existing containers and update information based on current mount status. 16284 * Please note that we always have to report status if reportStatus has been 16285 * set to true especially when unloading packages. 16286 */ 16287 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16288 boolean externalStorage) { 16289 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16290 int[] uidArr = EmptyArray.INT; 16291 16292 final String[] list = PackageHelper.getSecureContainerList(); 16293 if (ArrayUtils.isEmpty(list)) { 16294 Log.i(TAG, "No secure containers found"); 16295 } else { 16296 // Process list of secure containers and categorize them 16297 // as active or stale based on their package internal state. 16298 16299 // reader 16300 synchronized (mPackages) { 16301 for (String cid : list) { 16302 // Leave stages untouched for now; installer service owns them 16303 if (PackageInstallerService.isStageName(cid)) continue; 16304 16305 if (DEBUG_SD_INSTALL) 16306 Log.i(TAG, "Processing container " + cid); 16307 String pkgName = getAsecPackageName(cid); 16308 if (pkgName == null) { 16309 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16310 continue; 16311 } 16312 if (DEBUG_SD_INSTALL) 16313 Log.i(TAG, "Looking for pkg : " + pkgName); 16314 16315 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16316 if (ps == null) { 16317 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16318 continue; 16319 } 16320 16321 /* 16322 * Skip packages that are not external if we're unmounting 16323 * external storage. 16324 */ 16325 if (externalStorage && !isMounted && !isExternal(ps)) { 16326 continue; 16327 } 16328 16329 final AsecInstallArgs args = new AsecInstallArgs(cid, 16330 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16331 // The package status is changed only if the code path 16332 // matches between settings and the container id. 16333 if (ps.codePathString != null 16334 && ps.codePathString.startsWith(args.getCodePath())) { 16335 if (DEBUG_SD_INSTALL) { 16336 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16337 + " at code path: " + ps.codePathString); 16338 } 16339 16340 // We do have a valid package installed on sdcard 16341 processCids.put(args, ps.codePathString); 16342 final int uid = ps.appId; 16343 if (uid != -1) { 16344 uidArr = ArrayUtils.appendInt(uidArr, uid); 16345 } 16346 } else { 16347 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16348 + ps.codePathString); 16349 } 16350 } 16351 } 16352 16353 Arrays.sort(uidArr); 16354 } 16355 16356 // Process packages with valid entries. 16357 if (isMounted) { 16358 if (DEBUG_SD_INSTALL) 16359 Log.i(TAG, "Loading packages"); 16360 loadMediaPackages(processCids, uidArr, externalStorage); 16361 startCleaningPackages(); 16362 mInstallerService.onSecureContainersAvailable(); 16363 } else { 16364 if (DEBUG_SD_INSTALL) 16365 Log.i(TAG, "Unloading packages"); 16366 unloadMediaPackages(processCids, uidArr, reportStatus); 16367 } 16368 } 16369 16370 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16371 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16372 final int size = infos.size(); 16373 final String[] packageNames = new String[size]; 16374 final int[] packageUids = new int[size]; 16375 for (int i = 0; i < size; i++) { 16376 final ApplicationInfo info = infos.get(i); 16377 packageNames[i] = info.packageName; 16378 packageUids[i] = info.uid; 16379 } 16380 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16381 finishedReceiver); 16382 } 16383 16384 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16385 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16386 sendResourcesChangedBroadcast(mediaStatus, replacing, 16387 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16388 } 16389 16390 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16391 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16392 int size = pkgList.length; 16393 if (size > 0) { 16394 // Send broadcasts here 16395 Bundle extras = new Bundle(); 16396 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16397 if (uidArr != null) { 16398 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16399 } 16400 if (replacing) { 16401 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16402 } 16403 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16404 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16405 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16406 } 16407 } 16408 16409 /* 16410 * Look at potentially valid container ids from processCids If package 16411 * information doesn't match the one on record or package scanning fails, 16412 * the cid is added to list of removeCids. We currently don't delete stale 16413 * containers. 16414 */ 16415 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16416 boolean externalStorage) { 16417 ArrayList<String> pkgList = new ArrayList<String>(); 16418 Set<AsecInstallArgs> keys = processCids.keySet(); 16419 16420 for (AsecInstallArgs args : keys) { 16421 String codePath = processCids.get(args); 16422 if (DEBUG_SD_INSTALL) 16423 Log.i(TAG, "Loading container : " + args.cid); 16424 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16425 try { 16426 // Make sure there are no container errors first. 16427 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16428 Slog.e(TAG, "Failed to mount cid : " + args.cid 16429 + " when installing from sdcard"); 16430 continue; 16431 } 16432 // Check code path here. 16433 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16434 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16435 + " does not match one in settings " + codePath); 16436 continue; 16437 } 16438 // Parse package 16439 int parseFlags = mDefParseFlags; 16440 if (args.isExternalAsec()) { 16441 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16442 } 16443 if (args.isFwdLocked()) { 16444 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16445 } 16446 16447 synchronized (mInstallLock) { 16448 PackageParser.Package pkg = null; 16449 try { 16450 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16451 } catch (PackageManagerException e) { 16452 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16453 } 16454 // Scan the package 16455 if (pkg != null) { 16456 /* 16457 * TODO why is the lock being held? doPostInstall is 16458 * called in other places without the lock. This needs 16459 * to be straightened out. 16460 */ 16461 // writer 16462 synchronized (mPackages) { 16463 retCode = PackageManager.INSTALL_SUCCEEDED; 16464 pkgList.add(pkg.packageName); 16465 // Post process args 16466 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16467 pkg.applicationInfo.uid); 16468 } 16469 } else { 16470 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16471 } 16472 } 16473 16474 } finally { 16475 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16476 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16477 } 16478 } 16479 } 16480 // writer 16481 synchronized (mPackages) { 16482 // If the platform SDK has changed since the last time we booted, 16483 // we need to re-grant app permission to catch any new ones that 16484 // appear. This is really a hack, and means that apps can in some 16485 // cases get permissions that the user didn't initially explicitly 16486 // allow... it would be nice to have some better way to handle 16487 // this situation. 16488 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16489 : mSettings.getInternalVersion(); 16490 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16491 : StorageManager.UUID_PRIVATE_INTERNAL; 16492 16493 int updateFlags = UPDATE_PERMISSIONS_ALL; 16494 if (ver.sdkVersion != mSdkVersion) { 16495 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16496 + mSdkVersion + "; regranting permissions for external"); 16497 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16498 } 16499 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16500 16501 // Yay, everything is now upgraded 16502 ver.forceCurrent(); 16503 16504 // can downgrade to reader 16505 // Persist settings 16506 mSettings.writeLPr(); 16507 } 16508 // Send a broadcast to let everyone know we are done processing 16509 if (pkgList.size() > 0) { 16510 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16511 } 16512 } 16513 16514 /* 16515 * Utility method to unload a list of specified containers 16516 */ 16517 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16518 // Just unmount all valid containers. 16519 for (AsecInstallArgs arg : cidArgs) { 16520 synchronized (mInstallLock) { 16521 arg.doPostDeleteLI(false); 16522 } 16523 } 16524 } 16525 16526 /* 16527 * Unload packages mounted on external media. This involves deleting package 16528 * data from internal structures, sending broadcasts about diabled packages, 16529 * gc'ing to free up references, unmounting all secure containers 16530 * corresponding to packages on external media, and posting a 16531 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16532 * that we always have to post this message if status has been requested no 16533 * matter what. 16534 */ 16535 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16536 final boolean reportStatus) { 16537 if (DEBUG_SD_INSTALL) 16538 Log.i(TAG, "unloading media packages"); 16539 ArrayList<String> pkgList = new ArrayList<String>(); 16540 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16541 final Set<AsecInstallArgs> keys = processCids.keySet(); 16542 for (AsecInstallArgs args : keys) { 16543 String pkgName = args.getPackageName(); 16544 if (DEBUG_SD_INSTALL) 16545 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16546 // Delete package internally 16547 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16548 synchronized (mInstallLock) { 16549 boolean res = deletePackageLI(pkgName, null, false, null, null, 16550 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16551 if (res) { 16552 pkgList.add(pkgName); 16553 } else { 16554 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16555 failedList.add(args); 16556 } 16557 } 16558 } 16559 16560 // reader 16561 synchronized (mPackages) { 16562 // We didn't update the settings after removing each package; 16563 // write them now for all packages. 16564 mSettings.writeLPr(); 16565 } 16566 16567 // We have to absolutely send UPDATED_MEDIA_STATUS only 16568 // after confirming that all the receivers processed the ordered 16569 // broadcast when packages get disabled, force a gc to clean things up. 16570 // and unload all the containers. 16571 if (pkgList.size() > 0) { 16572 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16573 new IIntentReceiver.Stub() { 16574 public void performReceive(Intent intent, int resultCode, String data, 16575 Bundle extras, boolean ordered, boolean sticky, 16576 int sendingUser) throws RemoteException { 16577 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16578 reportStatus ? 1 : 0, 1, keys); 16579 mHandler.sendMessage(msg); 16580 } 16581 }); 16582 } else { 16583 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16584 keys); 16585 mHandler.sendMessage(msg); 16586 } 16587 } 16588 16589 private void loadPrivatePackages(final VolumeInfo vol) { 16590 mHandler.post(new Runnable() { 16591 @Override 16592 public void run() { 16593 loadPrivatePackagesInner(vol); 16594 } 16595 }); 16596 } 16597 16598 private void loadPrivatePackagesInner(VolumeInfo vol) { 16599 final String volumeUuid = vol.fsUuid; 16600 if (TextUtils.isEmpty(volumeUuid)) { 16601 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 16602 return; 16603 } 16604 16605 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16606 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16607 16608 final VersionInfo ver; 16609 final List<PackageSetting> packages; 16610 synchronized (mPackages) { 16611 ver = mSettings.findOrCreateVersion(volumeUuid); 16612 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16613 } 16614 16615 // TODO: introduce a new concept similar to "frozen" to prevent these 16616 // apps from being launched until after data has been fully reconciled 16617 for (PackageSetting ps : packages) { 16618 synchronized (mInstallLock) { 16619 final PackageParser.Package pkg; 16620 try { 16621 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16622 loaded.add(pkg.applicationInfo); 16623 16624 } catch (PackageManagerException e) { 16625 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16626 } 16627 16628 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16629 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16630 } 16631 } 16632 } 16633 16634 // Reconcile app data for all started/unlocked users 16635 final UserManager um = mContext.getSystemService(UserManager.class); 16636 for (UserInfo user : um.getUsers()) { 16637 if (um.isUserUnlocked(user.id)) { 16638 reconcileAppsData(volumeUuid, user.id, 16639 Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE); 16640 } else if (um.isUserRunning(user.id)) { 16641 reconcileAppsData(volumeUuid, user.id, Installer.FLAG_DE_STORAGE); 16642 } else { 16643 continue; 16644 } 16645 } 16646 16647 synchronized (mPackages) { 16648 int updateFlags = UPDATE_PERMISSIONS_ALL; 16649 if (ver.sdkVersion != mSdkVersion) { 16650 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16651 + mSdkVersion + "; regranting permissions for " + volumeUuid); 16652 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16653 } 16654 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16655 16656 // Yay, everything is now upgraded 16657 ver.forceCurrent(); 16658 16659 mSettings.writeLPr(); 16660 } 16661 16662 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16663 sendResourcesChangedBroadcast(true, false, loaded, null); 16664 } 16665 16666 private void unloadPrivatePackages(final VolumeInfo vol) { 16667 mHandler.post(new Runnable() { 16668 @Override 16669 public void run() { 16670 unloadPrivatePackagesInner(vol); 16671 } 16672 }); 16673 } 16674 16675 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16676 final String volumeUuid = vol.fsUuid; 16677 if (TextUtils.isEmpty(volumeUuid)) { 16678 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 16679 return; 16680 } 16681 16682 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16683 synchronized (mInstallLock) { 16684 synchronized (mPackages) { 16685 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 16686 for (PackageSetting ps : packages) { 16687 if (ps.pkg == null) continue; 16688 16689 final ApplicationInfo info = ps.pkg.applicationInfo; 16690 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16691 if (deletePackageLI(ps.name, null, false, null, null, 16692 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16693 unloaded.add(info); 16694 } else { 16695 Slog.w(TAG, "Failed to unload " + ps.codePath); 16696 } 16697 } 16698 16699 mSettings.writeLPr(); 16700 } 16701 } 16702 16703 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16704 sendResourcesChangedBroadcast(false, false, unloaded, null); 16705 } 16706 16707 /** 16708 * Examine all users present on given mounted volume, and destroy data 16709 * belonging to users that are no longer valid, or whose user ID has been 16710 * recycled. 16711 */ 16712 private void reconcileUsers(String volumeUuid) { 16713 final File[] files = FileUtils 16714 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16715 for (File file : files) { 16716 if (!file.isDirectory()) continue; 16717 16718 final int userId; 16719 final UserInfo info; 16720 try { 16721 userId = Integer.parseInt(file.getName()); 16722 info = sUserManager.getUserInfo(userId); 16723 } catch (NumberFormatException e) { 16724 Slog.w(TAG, "Invalid user directory " + file); 16725 continue; 16726 } 16727 16728 boolean destroyUser = false; 16729 if (info == null) { 16730 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16731 + " because no matching user was found"); 16732 destroyUser = true; 16733 } else { 16734 try { 16735 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16736 } catch (IOException e) { 16737 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16738 + " because we failed to enforce serial number: " + e); 16739 destroyUser = true; 16740 } 16741 } 16742 16743 if (destroyUser) { 16744 synchronized (mInstallLock) { 16745 try { 16746 mInstaller.removeUserDataDirs(volumeUuid, userId); 16747 } catch (InstallerException e) { 16748 Slog.w(TAG, "Failed to clean up user dirs", e); 16749 } 16750 } 16751 } 16752 } 16753 16754 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16755 final UserManager um = mContext.getSystemService(UserManager.class); 16756 for (UserInfo user : um.getUsers()) { 16757 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16758 if (userDir.exists()) continue; 16759 16760 try { 16761 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16762 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16763 } catch (IOException e) { 16764 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16765 } 16766 } 16767 } 16768 16769 private void assertPackageKnown(String volumeUuid, String packageName) 16770 throws PackageManagerException { 16771 synchronized (mPackages) { 16772 final PackageSetting ps = mSettings.mPackages.get(packageName); 16773 if (ps == null) { 16774 throw new PackageManagerException("Package " + packageName + " is unknown"); 16775 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16776 throw new PackageManagerException( 16777 "Package " + packageName + " found on unknown volume " + volumeUuid 16778 + "; expected volume " + ps.volumeUuid); 16779 } 16780 } 16781 } 16782 16783 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 16784 throws PackageManagerException { 16785 synchronized (mPackages) { 16786 final PackageSetting ps = mSettings.mPackages.get(packageName); 16787 if (ps == null) { 16788 throw new PackageManagerException("Package " + packageName + " is unknown"); 16789 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16790 throw new PackageManagerException( 16791 "Package " + packageName + " found on unknown volume " + volumeUuid 16792 + "; expected volume " + ps.volumeUuid); 16793 } else if (!ps.getInstalled(userId)) { 16794 throw new PackageManagerException( 16795 "Package " + packageName + " not installed for user " + userId); 16796 } 16797 } 16798 } 16799 16800 /** 16801 * Examine all apps present on given mounted volume, and destroy apps that 16802 * aren't expected, either due to uninstallation or reinstallation on 16803 * another volume. 16804 */ 16805 private void reconcileApps(String volumeUuid) { 16806 final File[] files = FileUtils 16807 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16808 for (File file : files) { 16809 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16810 && !PackageInstallerService.isStageName(file.getName()); 16811 if (!isPackage) { 16812 // Ignore entries which are not packages 16813 continue; 16814 } 16815 16816 try { 16817 final PackageLite pkg = PackageParser.parsePackageLite(file, 16818 PackageParser.PARSE_MUST_BE_APK); 16819 assertPackageKnown(volumeUuid, pkg.packageName); 16820 16821 } catch (PackageParserException | PackageManagerException e) { 16822 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16823 synchronized (mInstallLock) { 16824 removeCodePathLI(file); 16825 } 16826 } 16827 } 16828 } 16829 16830 /** 16831 * Reconcile all app data for the given user. 16832 * <p> 16833 * Verifies that directories exist and that ownership and labeling is 16834 * correct for all installed apps on all mounted volumes. 16835 */ 16836 void reconcileAppsData(int userId, @StorageFlags int flags) { 16837 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16838 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16839 final String volumeUuid = vol.getFsUuid(); 16840 reconcileAppsData(volumeUuid, userId, flags); 16841 } 16842 } 16843 16844 /** 16845 * Reconcile all app data on given mounted volume. 16846 * <p> 16847 * Destroys app data that isn't expected, either due to uninstallation or 16848 * reinstallation on another volume. 16849 * <p> 16850 * Verifies that directories exist and that ownership and labeling is 16851 * correct for all installed apps. 16852 */ 16853 private void reconcileAppsData(String volumeUuid, int userId, @StorageFlags int flags) { 16854 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 16855 + Integer.toHexString(flags)); 16856 16857 final File ceDir = Environment.getDataUserCredentialEncryptedDirectory(volumeUuid, userId); 16858 final File deDir = Environment.getDataUserDeviceEncryptedDirectory(volumeUuid, userId); 16859 16860 boolean restoreconNeeded = false; 16861 16862 // First look for stale data that doesn't belong, and check if things 16863 // have changed since we did our last restorecon 16864 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 16865 if (!isUserKeyUnlocked(userId)) { 16866 throw new RuntimeException( 16867 "Yikes, someone asked us to reconcile CE storage while " + userId 16868 + " was still locked; this would have caused massive data loss!"); 16869 } 16870 16871 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 16872 16873 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 16874 for (File file : files) { 16875 final String packageName = file.getName(); 16876 try { 16877 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 16878 } catch (PackageManagerException e) { 16879 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16880 synchronized (mInstallLock) { 16881 destroyAppDataLI(volumeUuid, packageName, userId, 16882 Installer.FLAG_CE_STORAGE); 16883 } 16884 } 16885 } 16886 } 16887 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 16888 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 16889 16890 final File[] files = FileUtils.listFilesOrEmpty(deDir); 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_DE_STORAGE); 16900 } 16901 } 16902 } 16903 } 16904 16905 // Ensure that data directories are ready to roll for all packages 16906 // installed for this volume and user 16907 final List<PackageSetting> packages; 16908 synchronized (mPackages) { 16909 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16910 } 16911 int preparedCount = 0; 16912 for (PackageSetting ps : packages) { 16913 final String packageName = ps.name; 16914 if (ps.pkg == null) { 16915 Slog.w(TAG, "Odd, missing scanned package " + packageName); 16916 // TODO: might be due to legacy ASEC apps; we should circle back 16917 // and reconcile again once they're scanned 16918 continue; 16919 } 16920 16921 if (ps.getInstalled(userId)) { 16922 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 16923 preparedCount++; 16924 } 16925 } 16926 16927 if (restoreconNeeded) { 16928 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 16929 SELinuxMMAC.setRestoreconDone(ceDir); 16930 } 16931 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 16932 SELinuxMMAC.setRestoreconDone(deDir); 16933 } 16934 } 16935 16936 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 16937 + " packages; restoreconNeeded was " + restoreconNeeded); 16938 } 16939 16940 /** 16941 * Prepare app data for the given app just after it was installed or 16942 * upgraded. This method carefully only touches users that it's installed 16943 * for, and it forces a restorecon to handle any seinfo changes. 16944 * <p> 16945 * Verifies that directories exist and that ownership and labeling is 16946 * correct for all installed apps. If there is an ownership mismatch, it 16947 * will try recovering system apps by wiping data; third-party app data is 16948 * left intact. 16949 */ 16950 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 16951 final PackageSetting ps; 16952 synchronized (mPackages) { 16953 ps = mSettings.mPackages.get(pkg.packageName); 16954 } 16955 16956 final UserManager um = mContext.getSystemService(UserManager.class); 16957 for (UserInfo user : um.getUsers()) { 16958 final int flags; 16959 if (um.isUserUnlocked(user.id)) { 16960 flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 16961 } else if (um.isUserRunning(user.id)) { 16962 flags = Installer.FLAG_DE_STORAGE; 16963 } else { 16964 continue; 16965 } 16966 16967 if (ps.getInstalled(user.id)) { 16968 // Whenever an app changes, force a restorecon of its data 16969 // TODO: when user data is locked, mark that we're still dirty 16970 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 16971 } 16972 } 16973 } 16974 16975 /** 16976 * Prepare app data for the given app. 16977 * <p> 16978 * Verifies that directories exist and that ownership and labeling is 16979 * correct for all installed apps. If there is an ownership mismatch, this 16980 * will try recovering system apps by wiping data; third-party app data is 16981 * left intact. 16982 */ 16983 private void prepareAppData(String volumeUuid, int userId, @StorageFlags int flags, 16984 PackageParser.Package pkg, boolean restoreconNeeded) { 16985 if (DEBUG_APP_DATA) { 16986 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 16987 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 16988 } 16989 16990 final String packageName = pkg.packageName; 16991 final ApplicationInfo app = pkg.applicationInfo; 16992 final int appId = UserHandle.getAppId(app.uid); 16993 16994 Preconditions.checkNotNull(app.seinfo); 16995 16996 synchronized (mInstallLock) { 16997 try { 16998 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 16999 appId, app.seinfo, app.targetSdkVersion); 17000 } catch (InstallerException e) { 17001 if (app.isSystemApp()) { 17002 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 17003 + ", but trying to recover: " + e); 17004 destroyAppDataLI(volumeUuid, packageName, userId, flags); 17005 try { 17006 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17007 appId, app.seinfo, app.targetSdkVersion); 17008 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 17009 } catch (InstallerException e2) { 17010 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 17011 } 17012 } else { 17013 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 17014 } 17015 } 17016 17017 if (restoreconNeeded) { 17018 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 17019 } 17020 17021 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 17022 // Create a native library symlink only if we have native libraries 17023 // and if the native libraries are 32 bit libraries. We do not provide 17024 // this symlink for 64 bit libraries. 17025 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 17026 final String nativeLibPath = app.nativeLibraryDir; 17027 try { 17028 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 17029 nativeLibPath, userId); 17030 } catch (InstallerException e) { 17031 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 17032 } 17033 } 17034 } 17035 } 17036 } 17037 17038 private void unfreezePackage(String packageName) { 17039 synchronized (mPackages) { 17040 final PackageSetting ps = mSettings.mPackages.get(packageName); 17041 if (ps != null) { 17042 ps.frozen = false; 17043 } 17044 } 17045 } 17046 17047 @Override 17048 public int movePackage(final String packageName, final String volumeUuid) { 17049 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17050 17051 final int moveId = mNextMoveId.getAndIncrement(); 17052 mHandler.post(new Runnable() { 17053 @Override 17054 public void run() { 17055 try { 17056 movePackageInternal(packageName, volumeUuid, moveId); 17057 } catch (PackageManagerException e) { 17058 Slog.w(TAG, "Failed to move " + packageName, e); 17059 mMoveCallbacks.notifyStatusChanged(moveId, 17060 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17061 } 17062 } 17063 }); 17064 return moveId; 17065 } 17066 17067 private void movePackageInternal(final String packageName, final String volumeUuid, 17068 final int moveId) throws PackageManagerException { 17069 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 17070 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17071 final PackageManager pm = mContext.getPackageManager(); 17072 17073 final boolean currentAsec; 17074 final String currentVolumeUuid; 17075 final File codeFile; 17076 final String installerPackageName; 17077 final String packageAbiOverride; 17078 final int appId; 17079 final String seinfo; 17080 final String label; 17081 final int targetSdkVersion; 17082 17083 // reader 17084 synchronized (mPackages) { 17085 final PackageParser.Package pkg = mPackages.get(packageName); 17086 final PackageSetting ps = mSettings.mPackages.get(packageName); 17087 if (pkg == null || ps == null) { 17088 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 17089 } 17090 17091 if (pkg.applicationInfo.isSystemApp()) { 17092 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 17093 "Cannot move system application"); 17094 } 17095 17096 if (pkg.applicationInfo.isExternalAsec()) { 17097 currentAsec = true; 17098 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 17099 } else if (pkg.applicationInfo.isForwardLocked()) { 17100 currentAsec = true; 17101 currentVolumeUuid = "forward_locked"; 17102 } else { 17103 currentAsec = false; 17104 currentVolumeUuid = ps.volumeUuid; 17105 17106 final File probe = new File(pkg.codePath); 17107 final File probeOat = new File(probe, "oat"); 17108 if (!probe.isDirectory() || !probeOat.isDirectory()) { 17109 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17110 "Move only supported for modern cluster style installs"); 17111 } 17112 } 17113 17114 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17115 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17116 "Package already moved to " + volumeUuid); 17117 } 17118 17119 if (ps.frozen) { 17120 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17121 "Failed to move already frozen package"); 17122 } 17123 ps.frozen = true; 17124 17125 codeFile = new File(pkg.codePath); 17126 installerPackageName = ps.installerPackageName; 17127 packageAbiOverride = ps.cpuAbiOverrideString; 17128 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17129 seinfo = pkg.applicationInfo.seinfo; 17130 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17131 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 17132 } 17133 17134 // Now that we're guarded by frozen state, kill app during move 17135 final long token = Binder.clearCallingIdentity(); 17136 try { 17137 killApplication(packageName, appId, "move pkg"); 17138 } finally { 17139 Binder.restoreCallingIdentity(token); 17140 } 17141 17142 final Bundle extras = new Bundle(); 17143 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17144 extras.putString(Intent.EXTRA_TITLE, label); 17145 mMoveCallbacks.notifyCreated(moveId, extras); 17146 17147 int installFlags; 17148 final boolean moveCompleteApp; 17149 final File measurePath; 17150 17151 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17152 installFlags = INSTALL_INTERNAL; 17153 moveCompleteApp = !currentAsec; 17154 measurePath = Environment.getDataAppDirectory(volumeUuid); 17155 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17156 installFlags = INSTALL_EXTERNAL; 17157 moveCompleteApp = false; 17158 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17159 } else { 17160 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17161 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17162 || !volume.isMountedWritable()) { 17163 unfreezePackage(packageName); 17164 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17165 "Move location not mounted private volume"); 17166 } 17167 17168 Preconditions.checkState(!currentAsec); 17169 17170 installFlags = INSTALL_INTERNAL; 17171 moveCompleteApp = true; 17172 measurePath = Environment.getDataAppDirectory(volumeUuid); 17173 } 17174 17175 final PackageStats stats = new PackageStats(null, -1); 17176 synchronized (mInstaller) { 17177 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17178 unfreezePackage(packageName); 17179 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17180 "Failed to measure package size"); 17181 } 17182 } 17183 17184 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17185 + stats.dataSize); 17186 17187 final long startFreeBytes = measurePath.getFreeSpace(); 17188 final long sizeBytes; 17189 if (moveCompleteApp) { 17190 sizeBytes = stats.codeSize + stats.dataSize; 17191 } else { 17192 sizeBytes = stats.codeSize; 17193 } 17194 17195 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17196 unfreezePackage(packageName); 17197 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17198 "Not enough free space to move"); 17199 } 17200 17201 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17202 17203 final CountDownLatch installedLatch = new CountDownLatch(1); 17204 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17205 @Override 17206 public void onUserActionRequired(Intent intent) throws RemoteException { 17207 throw new IllegalStateException(); 17208 } 17209 17210 @Override 17211 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17212 Bundle extras) throws RemoteException { 17213 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17214 + PackageManager.installStatusToString(returnCode, msg)); 17215 17216 installedLatch.countDown(); 17217 17218 // Regardless of success or failure of the move operation, 17219 // always unfreeze the package 17220 unfreezePackage(packageName); 17221 17222 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17223 switch (status) { 17224 case PackageInstaller.STATUS_SUCCESS: 17225 mMoveCallbacks.notifyStatusChanged(moveId, 17226 PackageManager.MOVE_SUCCEEDED); 17227 break; 17228 case PackageInstaller.STATUS_FAILURE_STORAGE: 17229 mMoveCallbacks.notifyStatusChanged(moveId, 17230 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17231 break; 17232 default: 17233 mMoveCallbacks.notifyStatusChanged(moveId, 17234 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17235 break; 17236 } 17237 } 17238 }; 17239 17240 final MoveInfo move; 17241 if (moveCompleteApp) { 17242 // Kick off a thread to report progress estimates 17243 new Thread() { 17244 @Override 17245 public void run() { 17246 while (true) { 17247 try { 17248 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17249 break; 17250 } 17251 } catch (InterruptedException ignored) { 17252 } 17253 17254 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17255 final int progress = 10 + (int) MathUtils.constrain( 17256 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17257 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17258 } 17259 } 17260 }.start(); 17261 17262 final String dataAppName = codeFile.getName(); 17263 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17264 dataAppName, appId, seinfo, targetSdkVersion); 17265 } else { 17266 move = null; 17267 } 17268 17269 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17270 17271 final Message msg = mHandler.obtainMessage(INIT_COPY); 17272 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17273 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17274 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17275 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17276 msg.obj = params; 17277 17278 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17279 System.identityHashCode(msg.obj)); 17280 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17281 System.identityHashCode(msg.obj)); 17282 17283 mHandler.sendMessage(msg); 17284 } 17285 17286 @Override 17287 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17288 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17289 17290 final int realMoveId = mNextMoveId.getAndIncrement(); 17291 final Bundle extras = new Bundle(); 17292 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17293 mMoveCallbacks.notifyCreated(realMoveId, extras); 17294 17295 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17296 @Override 17297 public void onCreated(int moveId, Bundle extras) { 17298 // Ignored 17299 } 17300 17301 @Override 17302 public void onStatusChanged(int moveId, int status, long estMillis) { 17303 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 17304 } 17305 }; 17306 17307 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17308 storage.setPrimaryStorageUuid(volumeUuid, callback); 17309 return realMoveId; 17310 } 17311 17312 @Override 17313 public int getMoveStatus(int moveId) { 17314 mContext.enforceCallingOrSelfPermission( 17315 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17316 return mMoveCallbacks.mLastStatus.get(moveId); 17317 } 17318 17319 @Override 17320 public void registerMoveCallback(IPackageMoveObserver callback) { 17321 mContext.enforceCallingOrSelfPermission( 17322 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17323 mMoveCallbacks.register(callback); 17324 } 17325 17326 @Override 17327 public void unregisterMoveCallback(IPackageMoveObserver callback) { 17328 mContext.enforceCallingOrSelfPermission( 17329 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17330 mMoveCallbacks.unregister(callback); 17331 } 17332 17333 @Override 17334 public boolean setInstallLocation(int loc) { 17335 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 17336 null); 17337 if (getInstallLocation() == loc) { 17338 return true; 17339 } 17340 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 17341 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 17342 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 17343 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 17344 return true; 17345 } 17346 return false; 17347 } 17348 17349 @Override 17350 public int getInstallLocation() { 17351 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 17352 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 17353 PackageHelper.APP_INSTALL_AUTO); 17354 } 17355 17356 /** Called by UserManagerService */ 17357 void cleanUpUser(UserManagerService userManager, int userHandle) { 17358 synchronized (mPackages) { 17359 mDirtyUsers.remove(userHandle); 17360 mUserNeedsBadging.delete(userHandle); 17361 mSettings.removeUserLPw(userHandle); 17362 mPendingBroadcasts.remove(userHandle); 17363 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17364 } 17365 synchronized (mInstallLock) { 17366 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17367 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17368 final String volumeUuid = vol.getFsUuid(); 17369 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17370 try { 17371 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17372 } catch (InstallerException e) { 17373 Slog.w(TAG, "Failed to remove user data", e); 17374 } 17375 } 17376 synchronized (mPackages) { 17377 removeUnusedPackagesLILPw(userManager, userHandle); 17378 } 17379 } 17380 } 17381 17382 /** 17383 * We're removing userHandle and would like to remove any downloaded packages 17384 * that are no longer in use by any other user. 17385 * @param userHandle the user being removed 17386 */ 17387 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17388 final boolean DEBUG_CLEAN_APKS = false; 17389 int [] users = userManager.getUserIds(); 17390 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17391 while (psit.hasNext()) { 17392 PackageSetting ps = psit.next(); 17393 if (ps.pkg == null) { 17394 continue; 17395 } 17396 final String packageName = ps.pkg.packageName; 17397 // Skip over if system app 17398 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17399 continue; 17400 } 17401 if (DEBUG_CLEAN_APKS) { 17402 Slog.i(TAG, "Checking package " + packageName); 17403 } 17404 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17405 if (keep) { 17406 if (DEBUG_CLEAN_APKS) { 17407 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17408 } 17409 } else { 17410 for (int i = 0; i < users.length; i++) { 17411 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17412 keep = true; 17413 if (DEBUG_CLEAN_APKS) { 17414 Slog.i(TAG, " Keeping package " + packageName + " for user " 17415 + users[i]); 17416 } 17417 break; 17418 } 17419 } 17420 } 17421 if (!keep) { 17422 if (DEBUG_CLEAN_APKS) { 17423 Slog.i(TAG, " Removing package " + packageName); 17424 } 17425 mHandler.post(new Runnable() { 17426 public void run() { 17427 deletePackageX(packageName, userHandle, 0); 17428 } //end run 17429 }); 17430 } 17431 } 17432 } 17433 17434 /** Called by UserManagerService */ 17435 void createNewUser(int userHandle) { 17436 synchronized (mInstallLock) { 17437 try { 17438 mInstaller.createUserConfig(userHandle); 17439 } catch (InstallerException e) { 17440 Slog.w(TAG, "Failed to create user config", e); 17441 } 17442 mSettings.createNewUserLI(this, mInstaller, userHandle); 17443 } 17444 synchronized (mPackages) { 17445 applyFactoryDefaultBrowserLPw(userHandle); 17446 primeDomainVerificationsLPw(userHandle); 17447 } 17448 } 17449 17450 void newUserCreated(final int userHandle) { 17451 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17452 // If permission review for legacy apps is required, we represent 17453 // dagerous permissions for such apps as always granted runtime 17454 // permissions to keep per user flag state whether review is needed. 17455 // Hence, if a new user is added we have to propagate dangerous 17456 // permission grants for these legacy apps. 17457 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17458 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17459 | UPDATE_PERMISSIONS_REPLACE_ALL); 17460 } 17461 } 17462 17463 @Override 17464 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17465 mContext.enforceCallingOrSelfPermission( 17466 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17467 "Only package verification agents can read the verifier device identity"); 17468 17469 synchronized (mPackages) { 17470 return mSettings.getVerifierDeviceIdentityLPw(); 17471 } 17472 } 17473 17474 @Override 17475 public void setPermissionEnforced(String permission, boolean enforced) { 17476 // TODO: Now that we no longer change GID for storage, this should to away. 17477 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17478 "setPermissionEnforced"); 17479 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17480 synchronized (mPackages) { 17481 if (mSettings.mReadExternalStorageEnforced == null 17482 || mSettings.mReadExternalStorageEnforced != enforced) { 17483 mSettings.mReadExternalStorageEnforced = enforced; 17484 mSettings.writeLPr(); 17485 } 17486 } 17487 // kill any non-foreground processes so we restart them and 17488 // grant/revoke the GID. 17489 final IActivityManager am = ActivityManagerNative.getDefault(); 17490 if (am != null) { 17491 final long token = Binder.clearCallingIdentity(); 17492 try { 17493 am.killProcessesBelowForeground("setPermissionEnforcement"); 17494 } catch (RemoteException e) { 17495 } finally { 17496 Binder.restoreCallingIdentity(token); 17497 } 17498 } 17499 } else { 17500 throw new IllegalArgumentException("No selective enforcement for " + permission); 17501 } 17502 } 17503 17504 @Override 17505 @Deprecated 17506 public boolean isPermissionEnforced(String permission) { 17507 return true; 17508 } 17509 17510 @Override 17511 public boolean isStorageLow() { 17512 final long token = Binder.clearCallingIdentity(); 17513 try { 17514 final DeviceStorageMonitorInternal 17515 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17516 if (dsm != null) { 17517 return dsm.isMemoryLow(); 17518 } else { 17519 return false; 17520 } 17521 } finally { 17522 Binder.restoreCallingIdentity(token); 17523 } 17524 } 17525 17526 @Override 17527 public IPackageInstaller getPackageInstaller() { 17528 return mInstallerService; 17529 } 17530 17531 private boolean userNeedsBadging(int userId) { 17532 int index = mUserNeedsBadging.indexOfKey(userId); 17533 if (index < 0) { 17534 final UserInfo userInfo; 17535 final long token = Binder.clearCallingIdentity(); 17536 try { 17537 userInfo = sUserManager.getUserInfo(userId); 17538 } finally { 17539 Binder.restoreCallingIdentity(token); 17540 } 17541 final boolean b; 17542 if (userInfo != null && userInfo.isManagedProfile()) { 17543 b = true; 17544 } else { 17545 b = false; 17546 } 17547 mUserNeedsBadging.put(userId, b); 17548 return b; 17549 } 17550 return mUserNeedsBadging.valueAt(index); 17551 } 17552 17553 @Override 17554 public KeySet getKeySetByAlias(String packageName, String alias) { 17555 if (packageName == null || alias == null) { 17556 return null; 17557 } 17558 synchronized(mPackages) { 17559 final PackageParser.Package pkg = mPackages.get(packageName); 17560 if (pkg == null) { 17561 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17562 throw new IllegalArgumentException("Unknown package: " + packageName); 17563 } 17564 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17565 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17566 } 17567 } 17568 17569 @Override 17570 public KeySet getSigningKeySet(String packageName) { 17571 if (packageName == null) { 17572 return null; 17573 } 17574 synchronized(mPackages) { 17575 final PackageParser.Package pkg = mPackages.get(packageName); 17576 if (pkg == null) { 17577 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17578 throw new IllegalArgumentException("Unknown package: " + packageName); 17579 } 17580 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17581 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17582 throw new SecurityException("May not access signing KeySet of other apps."); 17583 } 17584 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17585 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17586 } 17587 } 17588 17589 @Override 17590 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17591 if (packageName == null || ks == null) { 17592 return false; 17593 } 17594 synchronized(mPackages) { 17595 final PackageParser.Package pkg = mPackages.get(packageName); 17596 if (pkg == null) { 17597 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17598 throw new IllegalArgumentException("Unknown package: " + packageName); 17599 } 17600 IBinder ksh = ks.getToken(); 17601 if (ksh instanceof KeySetHandle) { 17602 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17603 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17604 } 17605 return false; 17606 } 17607 } 17608 17609 @Override 17610 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17611 if (packageName == null || ks == null) { 17612 return false; 17613 } 17614 synchronized(mPackages) { 17615 final PackageParser.Package pkg = mPackages.get(packageName); 17616 if (pkg == null) { 17617 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17618 throw new IllegalArgumentException("Unknown package: " + packageName); 17619 } 17620 IBinder ksh = ks.getToken(); 17621 if (ksh instanceof KeySetHandle) { 17622 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17623 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17624 } 17625 return false; 17626 } 17627 } 17628 17629 private void deletePackageIfUnusedLPr(final String packageName) { 17630 PackageSetting ps = mSettings.mPackages.get(packageName); 17631 if (ps == null) { 17632 return; 17633 } 17634 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17635 // TODO Implement atomic delete if package is unused 17636 // It is currently possible that the package will be deleted even if it is installed 17637 // after this method returns. 17638 mHandler.post(new Runnable() { 17639 public void run() { 17640 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17641 } 17642 }); 17643 } 17644 } 17645 17646 /** 17647 * Check and throw if the given before/after packages would be considered a 17648 * downgrade. 17649 */ 17650 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17651 throws PackageManagerException { 17652 if (after.versionCode < before.mVersionCode) { 17653 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17654 "Update version code " + after.versionCode + " is older than current " 17655 + before.mVersionCode); 17656 } else if (after.versionCode == before.mVersionCode) { 17657 if (after.baseRevisionCode < before.baseRevisionCode) { 17658 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17659 "Update base revision code " + after.baseRevisionCode 17660 + " is older than current " + before.baseRevisionCode); 17661 } 17662 17663 if (!ArrayUtils.isEmpty(after.splitNames)) { 17664 for (int i = 0; i < after.splitNames.length; i++) { 17665 final String splitName = after.splitNames[i]; 17666 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17667 if (j != -1) { 17668 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17669 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17670 "Update split " + splitName + " revision code " 17671 + after.splitRevisionCodes[i] + " is older than current " 17672 + before.splitRevisionCodes[j]); 17673 } 17674 } 17675 } 17676 } 17677 } 17678 } 17679 17680 private static class MoveCallbacks extends Handler { 17681 private static final int MSG_CREATED = 1; 17682 private static final int MSG_STATUS_CHANGED = 2; 17683 17684 private final RemoteCallbackList<IPackageMoveObserver> 17685 mCallbacks = new RemoteCallbackList<>(); 17686 17687 private final SparseIntArray mLastStatus = new SparseIntArray(); 17688 17689 public MoveCallbacks(Looper looper) { 17690 super(looper); 17691 } 17692 17693 public void register(IPackageMoveObserver callback) { 17694 mCallbacks.register(callback); 17695 } 17696 17697 public void unregister(IPackageMoveObserver callback) { 17698 mCallbacks.unregister(callback); 17699 } 17700 17701 @Override 17702 public void handleMessage(Message msg) { 17703 final SomeArgs args = (SomeArgs) msg.obj; 17704 final int n = mCallbacks.beginBroadcast(); 17705 for (int i = 0; i < n; i++) { 17706 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17707 try { 17708 invokeCallback(callback, msg.what, args); 17709 } catch (RemoteException ignored) { 17710 } 17711 } 17712 mCallbacks.finishBroadcast(); 17713 args.recycle(); 17714 } 17715 17716 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17717 throws RemoteException { 17718 switch (what) { 17719 case MSG_CREATED: { 17720 callback.onCreated(args.argi1, (Bundle) args.arg2); 17721 break; 17722 } 17723 case MSG_STATUS_CHANGED: { 17724 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17725 break; 17726 } 17727 } 17728 } 17729 17730 private void notifyCreated(int moveId, Bundle extras) { 17731 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17732 17733 final SomeArgs args = SomeArgs.obtain(); 17734 args.argi1 = moveId; 17735 args.arg2 = extras; 17736 obtainMessage(MSG_CREATED, args).sendToTarget(); 17737 } 17738 17739 private void notifyStatusChanged(int moveId, int status) { 17740 notifyStatusChanged(moveId, status, -1); 17741 } 17742 17743 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17744 Slog.v(TAG, "Move " + moveId + " status " + status); 17745 17746 final SomeArgs args = SomeArgs.obtain(); 17747 args.argi1 = moveId; 17748 args.argi2 = status; 17749 args.arg3 = estMillis; 17750 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17751 17752 synchronized (mLastStatus) { 17753 mLastStatus.put(moveId, status); 17754 } 17755 } 17756 } 17757 17758 private final static class OnPermissionChangeListeners extends Handler { 17759 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17760 17761 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17762 new RemoteCallbackList<>(); 17763 17764 public OnPermissionChangeListeners(Looper looper) { 17765 super(looper); 17766 } 17767 17768 @Override 17769 public void handleMessage(Message msg) { 17770 switch (msg.what) { 17771 case MSG_ON_PERMISSIONS_CHANGED: { 17772 final int uid = msg.arg1; 17773 handleOnPermissionsChanged(uid); 17774 } break; 17775 } 17776 } 17777 17778 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17779 mPermissionListeners.register(listener); 17780 17781 } 17782 17783 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17784 mPermissionListeners.unregister(listener); 17785 } 17786 17787 public void onPermissionsChanged(int uid) { 17788 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17789 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17790 } 17791 } 17792 17793 private void handleOnPermissionsChanged(int uid) { 17794 final int count = mPermissionListeners.beginBroadcast(); 17795 try { 17796 for (int i = 0; i < count; i++) { 17797 IOnPermissionsChangeListener callback = mPermissionListeners 17798 .getBroadcastItem(i); 17799 try { 17800 callback.onPermissionsChanged(uid); 17801 } catch (RemoteException e) { 17802 Log.e(TAG, "Permission listener is dead", e); 17803 } 17804 } 17805 } finally { 17806 mPermissionListeners.finishBroadcast(); 17807 } 17808 } 17809 } 17810 17811 private class PackageManagerInternalImpl extends PackageManagerInternal { 17812 @Override 17813 public void setLocationPackagesProvider(PackagesProvider provider) { 17814 synchronized (mPackages) { 17815 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17816 } 17817 } 17818 17819 @Override 17820 public void setImePackagesProvider(PackagesProvider provider) { 17821 synchronized (mPackages) { 17822 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17823 } 17824 } 17825 17826 @Override 17827 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17828 synchronized (mPackages) { 17829 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17830 } 17831 } 17832 17833 @Override 17834 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17835 synchronized (mPackages) { 17836 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17837 } 17838 } 17839 17840 @Override 17841 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17842 synchronized (mPackages) { 17843 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17844 } 17845 } 17846 17847 @Override 17848 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17849 synchronized (mPackages) { 17850 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17851 } 17852 } 17853 17854 @Override 17855 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17856 synchronized (mPackages) { 17857 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17858 } 17859 } 17860 17861 @Override 17862 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17863 synchronized (mPackages) { 17864 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17865 packageName, userId); 17866 } 17867 } 17868 17869 @Override 17870 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17871 synchronized (mPackages) { 17872 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17873 packageName, userId); 17874 } 17875 } 17876 17877 @Override 17878 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17879 synchronized (mPackages) { 17880 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17881 packageName, userId); 17882 } 17883 } 17884 17885 @Override 17886 public void setKeepUninstalledPackages(final List<String> packageList) { 17887 Preconditions.checkNotNull(packageList); 17888 List<String> removedFromList = null; 17889 synchronized (mPackages) { 17890 if (mKeepUninstalledPackages != null) { 17891 final int packagesCount = mKeepUninstalledPackages.size(); 17892 for (int i = 0; i < packagesCount; i++) { 17893 String oldPackage = mKeepUninstalledPackages.get(i); 17894 if (packageList != null && packageList.contains(oldPackage)) { 17895 continue; 17896 } 17897 if (removedFromList == null) { 17898 removedFromList = new ArrayList<>(); 17899 } 17900 removedFromList.add(oldPackage); 17901 } 17902 } 17903 mKeepUninstalledPackages = new ArrayList<>(packageList); 17904 if (removedFromList != null) { 17905 final int removedCount = removedFromList.size(); 17906 for (int i = 0; i < removedCount; i++) { 17907 deletePackageIfUnusedLPr(removedFromList.get(i)); 17908 } 17909 } 17910 } 17911 } 17912 17913 @Override 17914 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17915 synchronized (mPackages) { 17916 // If we do not support permission review, done. 17917 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17918 return false; 17919 } 17920 17921 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17922 if (packageSetting == null) { 17923 return false; 17924 } 17925 17926 // Permission review applies only to apps not supporting the new permission model. 17927 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17928 return false; 17929 } 17930 17931 // Legacy apps have the permission and get user consent on launch. 17932 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17933 return permissionsState.isPermissionReviewRequired(userId); 17934 } 17935 } 17936 } 17937 17938 @Override 17939 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17940 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17941 synchronized (mPackages) { 17942 final long identity = Binder.clearCallingIdentity(); 17943 try { 17944 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17945 packageNames, userId); 17946 } finally { 17947 Binder.restoreCallingIdentity(identity); 17948 } 17949 } 17950 } 17951 17952 private static void enforceSystemOrPhoneCaller(String tag) { 17953 int callingUid = Binder.getCallingUid(); 17954 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17955 throw new SecurityException( 17956 "Cannot call " + tag + " from UID " + callingUid); 17957 } 17958 } 17959} 17960