PackageManagerService.java revision e9fd1fa31ad6f62d1eb6f32cdcdab50349f246eb
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 63import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 64import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 65import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 66import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 67import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 68import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 69import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 70import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 71import static android.content.pm.PackageManager.PERMISSION_DENIED; 72import static android.content.pm.PackageManager.PERMISSION_GRANTED; 73import static android.content.pm.PackageParser.isApkFile; 74import static android.os.Process.PACKAGE_INFO_GID; 75import static android.os.Process.SYSTEM_UID; 76import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 77import static android.system.OsConstants.O_CREAT; 78import static android.system.OsConstants.O_RDWR; 79import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 80import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 81import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 82import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 83import static com.android.internal.util.ArrayUtils.appendInt; 84import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 85import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 86import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 87import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 88import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 89import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 90import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 91import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 92import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 93 94import android.Manifest; 95import android.annotation.NonNull; 96import android.annotation.Nullable; 97import android.app.ActivityManager; 98import android.app.ActivityManagerNative; 99import android.app.AppGlobals; 100import android.app.IActivityManager; 101import android.app.admin.IDevicePolicyManager; 102import android.app.backup.IBackupManager; 103import android.content.BroadcastReceiver; 104import android.content.ComponentName; 105import android.content.Context; 106import android.content.IIntentReceiver; 107import android.content.Intent; 108import android.content.IntentFilter; 109import android.content.IntentSender; 110import android.content.IntentSender.SendIntentException; 111import android.content.ServiceConnection; 112import android.content.pm.ActivityInfo; 113import android.content.pm.ApplicationInfo; 114import android.content.pm.AppsQueryHelper; 115import android.content.pm.ComponentInfo; 116import android.content.pm.EphemeralApplicationInfo; 117import android.content.pm.EphemeralResolveInfo; 118import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 119import android.content.pm.FeatureInfo; 120import android.content.pm.IOnPermissionsChangeListener; 121import android.content.pm.IPackageDataObserver; 122import android.content.pm.IPackageDeleteObserver; 123import android.content.pm.IPackageDeleteObserver2; 124import android.content.pm.IPackageInstallObserver2; 125import android.content.pm.IPackageInstaller; 126import android.content.pm.IPackageManager; 127import android.content.pm.IPackageMoveObserver; 128import android.content.pm.IPackageStatsObserver; 129import android.content.pm.InstrumentationInfo; 130import android.content.pm.IntentFilterVerificationInfo; 131import android.content.pm.KeySet; 132import android.content.pm.PackageCleanItem; 133import android.content.pm.PackageInfo; 134import android.content.pm.PackageInfoLite; 135import android.content.pm.PackageInstaller; 136import android.content.pm.PackageManager; 137import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 138import android.content.pm.PackageManagerInternal; 139import android.content.pm.PackageParser; 140import android.content.pm.PackageParser.ActivityIntentInfo; 141import android.content.pm.PackageParser.PackageLite; 142import android.content.pm.PackageParser.PackageParserException; 143import android.content.pm.PackageStats; 144import android.content.pm.PackageUserState; 145import android.content.pm.ParceledListSlice; 146import android.content.pm.PermissionGroupInfo; 147import android.content.pm.PermissionInfo; 148import android.content.pm.ProviderInfo; 149import android.content.pm.ResolveInfo; 150import android.content.pm.ServiceInfo; 151import android.content.pm.Signature; 152import android.content.pm.UserInfo; 153import android.content.pm.VerificationParams; 154import android.content.pm.VerifierDeviceIdentity; 155import android.content.pm.VerifierInfo; 156import android.content.res.Resources; 157import android.graphics.Bitmap; 158import android.hardware.display.DisplayManager; 159import android.net.Uri; 160import android.os.Binder; 161import android.os.Build; 162import android.os.Bundle; 163import android.os.Debug; 164import android.os.Environment; 165import android.os.Environment.UserEnvironment; 166import android.os.FileUtils; 167import android.os.Handler; 168import android.os.IBinder; 169import android.os.Looper; 170import android.os.Message; 171import android.os.Parcel; 172import android.os.ParcelFileDescriptor; 173import android.os.Process; 174import android.os.RemoteCallbackList; 175import android.os.RemoteException; 176import android.os.ResultReceiver; 177import android.os.SELinux; 178import android.os.ServiceManager; 179import android.os.SystemClock; 180import android.os.SystemProperties; 181import android.os.Trace; 182import android.os.UserHandle; 183import android.os.UserManager; 184import android.os.storage.IMountService; 185import android.os.storage.MountServiceInternal; 186import android.os.storage.StorageEventListener; 187import android.os.storage.StorageManager; 188import android.os.storage.VolumeInfo; 189import android.os.storage.VolumeRecord; 190import android.security.KeyStore; 191import android.security.SystemKeyStore; 192import android.system.ErrnoException; 193import android.system.Os; 194import android.system.StructStat; 195import android.text.TextUtils; 196import android.text.format.DateUtils; 197import android.util.ArrayMap; 198import android.util.ArraySet; 199import android.util.AtomicFile; 200import android.util.DisplayMetrics; 201import android.util.EventLog; 202import android.util.ExceptionUtils; 203import android.util.Log; 204import android.util.LogPrinter; 205import android.util.MathUtils; 206import android.util.PrintStreamPrinter; 207import android.util.Slog; 208import android.util.SparseArray; 209import android.util.SparseBooleanArray; 210import android.util.SparseIntArray; 211import android.util.Xml; 212import android.view.Display; 213 214import com.android.internal.R; 215import com.android.internal.annotations.GuardedBy; 216import com.android.internal.app.IMediaContainerService; 217import com.android.internal.app.ResolverActivity; 218import com.android.internal.content.NativeLibraryHelper; 219import com.android.internal.content.PackageHelper; 220import com.android.internal.os.IParcelFileDescriptorFactory; 221import com.android.internal.os.InstallerConnection.InstallerException; 222import com.android.internal.os.SomeArgs; 223import com.android.internal.os.Zygote; 224import com.android.internal.util.ArrayUtils; 225import com.android.internal.util.FastPrintWriter; 226import com.android.internal.util.FastXmlSerializer; 227import com.android.internal.util.IndentingPrintWriter; 228import com.android.internal.util.Preconditions; 229import com.android.internal.util.XmlUtils; 230import com.android.server.EventLogTags; 231import com.android.server.FgThread; 232import com.android.server.IntentResolver; 233import com.android.server.LocalServices; 234import com.android.server.ServiceThread; 235import com.android.server.SystemConfig; 236import com.android.server.Watchdog; 237import com.android.server.pm.PermissionsState.PermissionState; 238import com.android.server.pm.Settings.DatabaseVersion; 239import com.android.server.pm.Settings.VersionInfo; 240import com.android.server.storage.DeviceStorageMonitorInternal; 241 242import dalvik.system.DexFile; 243import dalvik.system.VMRuntime; 244 245import libcore.io.IoUtils; 246import libcore.util.EmptyArray; 247 248import org.xmlpull.v1.XmlPullParser; 249import org.xmlpull.v1.XmlPullParserException; 250import org.xmlpull.v1.XmlSerializer; 251 252import java.io.BufferedInputStream; 253import java.io.BufferedOutputStream; 254import java.io.BufferedReader; 255import java.io.ByteArrayInputStream; 256import java.io.ByteArrayOutputStream; 257import java.io.File; 258import java.io.FileDescriptor; 259import java.io.FileNotFoundException; 260import java.io.FileOutputStream; 261import java.io.FileReader; 262import java.io.FilenameFilter; 263import java.io.IOException; 264import java.io.InputStream; 265import java.io.PrintWriter; 266import java.nio.charset.StandardCharsets; 267import java.security.MessageDigest; 268import java.security.NoSuchAlgorithmException; 269import java.security.PublicKey; 270import java.security.cert.CertificateEncodingException; 271import java.security.cert.CertificateException; 272import java.text.SimpleDateFormat; 273import java.util.ArrayList; 274import java.util.Arrays; 275import java.util.Collection; 276import java.util.Collections; 277import java.util.Comparator; 278import java.util.Date; 279import java.util.Iterator; 280import java.util.List; 281import java.util.Map; 282import java.util.Objects; 283import java.util.Set; 284import java.util.concurrent.CountDownLatch; 285import java.util.concurrent.TimeUnit; 286import java.util.concurrent.atomic.AtomicBoolean; 287import java.util.concurrent.atomic.AtomicInteger; 288import java.util.concurrent.atomic.AtomicLong; 289 290/** 291 * Keep track of all those .apks everywhere. 292 * 293 * This is very central to the platform's security; please run the unit 294 * tests whenever making modifications here: 295 * 296runtest -c android.content.pm.PackageManagerTests frameworks-core 297 * 298 * {@hide} 299 */ 300public class PackageManagerService extends IPackageManager.Stub { 301 static final String TAG = "PackageManager"; 302 static final boolean DEBUG_SETTINGS = false; 303 static final boolean DEBUG_PREFERRED = false; 304 static final boolean DEBUG_UPGRADE = false; 305 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 306 private static final boolean DEBUG_BACKUP = false; 307 private static final boolean DEBUG_INSTALL = false; 308 private static final boolean DEBUG_REMOVE = false; 309 private static final boolean DEBUG_BROADCASTS = false; 310 private static final boolean DEBUG_SHOW_INFO = false; 311 private static final boolean DEBUG_PACKAGE_INFO = false; 312 private static final boolean DEBUG_INTENT_MATCHING = false; 313 private static final boolean DEBUG_PACKAGE_SCANNING = false; 314 private static final boolean DEBUG_VERIFY = false; 315 private static final boolean DEBUG_DEXOPT = false; 316 private static final boolean DEBUG_ABI_SELECTION = false; 317 private static final boolean DEBUG_EPHEMERAL = false; 318 private static final boolean DEBUG_TRIAGED_MISSING = 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 // If a recursive restorecon of /data/data/<pkg> is needed. 522 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 523 524 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 525 526 public static final class SharedLibraryEntry { 527 public final String path; 528 public final String apk; 529 530 SharedLibraryEntry(String _path, String _apk) { 531 path = _path; 532 apk = _apk; 533 } 534 } 535 536 // Currently known shared libraries. 537 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 538 new ArrayMap<String, SharedLibraryEntry>(); 539 540 // All available activities, for your resolving pleasure. 541 final ActivityIntentResolver mActivities = 542 new ActivityIntentResolver(); 543 544 // All available receivers, for your resolving pleasure. 545 final ActivityIntentResolver mReceivers = 546 new ActivityIntentResolver(); 547 548 // All available services, for your resolving pleasure. 549 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 550 551 // All available providers, for your resolving pleasure. 552 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 553 554 // Mapping from provider base names (first directory in content URI codePath) 555 // to the provider information. 556 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 557 new ArrayMap<String, PackageParser.Provider>(); 558 559 // Mapping from instrumentation class names to info about them. 560 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 561 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 562 563 // Mapping from permission names to info about them. 564 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 565 new ArrayMap<String, PackageParser.PermissionGroup>(); 566 567 // Packages whose data we have transfered into another package, thus 568 // should no longer exist. 569 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 570 571 // Broadcast actions that are only available to the system. 572 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 573 574 /** List of packages waiting for verification. */ 575 final SparseArray<PackageVerificationState> mPendingVerification 576 = new SparseArray<PackageVerificationState>(); 577 578 /** Set of packages associated with each app op permission. */ 579 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 580 581 final PackageInstallerService mInstallerService; 582 583 private final PackageDexOptimizer mPackageDexOptimizer; 584 585 private AtomicInteger mNextMoveId = new AtomicInteger(); 586 private final MoveCallbacks mMoveCallbacks; 587 588 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 589 590 // Cache of users who need badging. 591 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 592 593 /** Token for keys in mPendingVerification. */ 594 private int mPendingVerificationToken = 0; 595 596 volatile boolean mSystemReady; 597 volatile boolean mSafeMode; 598 volatile boolean mHasSystemUidErrors; 599 600 ApplicationInfo mAndroidApplication; 601 final ActivityInfo mResolveActivity = new ActivityInfo(); 602 final ResolveInfo mResolveInfo = new ResolveInfo(); 603 ComponentName mResolveComponentName; 604 PackageParser.Package mPlatformPackage; 605 ComponentName mCustomResolverComponentName; 606 607 boolean mResolverReplaced = false; 608 609 private final @Nullable ComponentName mIntentFilterVerifierComponent; 610 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 611 612 private int mIntentFilterVerificationToken = 0; 613 614 /** Component that knows whether or not an ephemeral application exists */ 615 final ComponentName mEphemeralResolverComponent; 616 /** The service connection to the ephemeral resolver */ 617 final EphemeralResolverConnection mEphemeralResolverConnection; 618 619 /** Component used to install ephemeral applications */ 620 final ComponentName mEphemeralInstallerComponent; 621 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 622 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 623 624 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 625 = new SparseArray<IntentFilterVerificationState>(); 626 627 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 628 new DefaultPermissionGrantPolicy(this); 629 630 // List of packages names to keep cached, even if they are uninstalled for all users 631 private List<String> mKeepUninstalledPackages; 632 633 private static class IFVerificationParams { 634 PackageParser.Package pkg; 635 boolean replacing; 636 int userId; 637 int verifierUid; 638 639 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 640 int _userId, int _verifierUid) { 641 pkg = _pkg; 642 replacing = _replacing; 643 userId = _userId; 644 replacing = _replacing; 645 verifierUid = _verifierUid; 646 } 647 } 648 649 private interface IntentFilterVerifier<T extends IntentFilter> { 650 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 651 T filter, String packageName); 652 void startVerifications(int userId); 653 void receiveVerificationResponse(int verificationId); 654 } 655 656 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 657 private Context mContext; 658 private ComponentName mIntentFilterVerifierComponent; 659 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 660 661 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 662 mContext = context; 663 mIntentFilterVerifierComponent = verifierComponent; 664 } 665 666 private String getDefaultScheme() { 667 return IntentFilter.SCHEME_HTTPS; 668 } 669 670 @Override 671 public void startVerifications(int userId) { 672 // Launch verifications requests 673 int count = mCurrentIntentFilterVerifications.size(); 674 for (int n=0; n<count; n++) { 675 int verificationId = mCurrentIntentFilterVerifications.get(n); 676 final IntentFilterVerificationState ivs = 677 mIntentFilterVerificationStates.get(verificationId); 678 679 String packageName = ivs.getPackageName(); 680 681 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 682 final int filterCount = filters.size(); 683 ArraySet<String> domainsSet = new ArraySet<>(); 684 for (int m=0; m<filterCount; m++) { 685 PackageParser.ActivityIntentInfo filter = filters.get(m); 686 domainsSet.addAll(filter.getHostsList()); 687 } 688 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 689 synchronized (mPackages) { 690 if (mSettings.createIntentFilterVerificationIfNeededLPw( 691 packageName, domainsList) != null) { 692 scheduleWriteSettingsLocked(); 693 } 694 } 695 sendVerificationRequest(userId, verificationId, ivs); 696 } 697 mCurrentIntentFilterVerifications.clear(); 698 } 699 700 private void sendVerificationRequest(int userId, int verificationId, 701 IntentFilterVerificationState ivs) { 702 703 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 704 verificationIntent.putExtra( 705 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 706 verificationId); 707 verificationIntent.putExtra( 708 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 709 getDefaultScheme()); 710 verificationIntent.putExtra( 711 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 712 ivs.getHostsString()); 713 verificationIntent.putExtra( 714 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 715 ivs.getPackageName()); 716 verificationIntent.setComponent(mIntentFilterVerifierComponent); 717 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 718 719 UserHandle user = new UserHandle(userId); 720 mContext.sendBroadcastAsUser(verificationIntent, user); 721 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 722 "Sending IntentFilter verification broadcast"); 723 } 724 725 public void receiveVerificationResponse(int verificationId) { 726 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 727 728 final boolean verified = ivs.isVerified(); 729 730 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 731 final int count = filters.size(); 732 if (DEBUG_DOMAIN_VERIFICATION) { 733 Slog.i(TAG, "Received verification response " + verificationId 734 + " for " + count + " filters, verified=" + verified); 735 } 736 for (int n=0; n<count; n++) { 737 PackageParser.ActivityIntentInfo filter = filters.get(n); 738 filter.setVerified(verified); 739 740 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 741 + " verified with result:" + verified + " and hosts:" 742 + ivs.getHostsString()); 743 } 744 745 mIntentFilterVerificationStates.remove(verificationId); 746 747 final String packageName = ivs.getPackageName(); 748 IntentFilterVerificationInfo ivi = null; 749 750 synchronized (mPackages) { 751 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 752 } 753 if (ivi == null) { 754 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 755 + verificationId + " packageName:" + packageName); 756 return; 757 } 758 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 759 "Updating IntentFilterVerificationInfo for package " + packageName 760 +" verificationId:" + verificationId); 761 762 synchronized (mPackages) { 763 if (verified) { 764 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 765 } else { 766 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 767 } 768 scheduleWriteSettingsLocked(); 769 770 final int userId = ivs.getUserId(); 771 if (userId != UserHandle.USER_ALL) { 772 final int userStatus = 773 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 774 775 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 776 boolean needUpdate = false; 777 778 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 779 // already been set by the User thru the Disambiguation dialog 780 switch (userStatus) { 781 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 782 if (verified) { 783 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 784 } else { 785 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 786 } 787 needUpdate = true; 788 break; 789 790 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 791 if (verified) { 792 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 793 needUpdate = true; 794 } 795 break; 796 797 default: 798 // Nothing to do 799 } 800 801 if (needUpdate) { 802 mSettings.updateIntentFilterVerificationStatusLPw( 803 packageName, updatedStatus, userId); 804 scheduleWritePackageRestrictionsLocked(userId); 805 } 806 } 807 } 808 } 809 810 @Override 811 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 812 ActivityIntentInfo filter, String packageName) { 813 if (!hasValidDomains(filter)) { 814 return false; 815 } 816 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 817 if (ivs == null) { 818 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 819 packageName); 820 } 821 if (DEBUG_DOMAIN_VERIFICATION) { 822 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 823 } 824 ivs.addFilter(filter); 825 return true; 826 } 827 828 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 829 int userId, int verificationId, String packageName) { 830 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 831 verifierUid, userId, packageName); 832 ivs.setPendingState(); 833 synchronized (mPackages) { 834 mIntentFilterVerificationStates.append(verificationId, ivs); 835 mCurrentIntentFilterVerifications.add(verificationId); 836 } 837 return ivs; 838 } 839 } 840 841 private static boolean hasValidDomains(ActivityIntentInfo filter) { 842 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 843 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 844 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 845 } 846 847 // Set of pending broadcasts for aggregating enable/disable of components. 848 static class PendingPackageBroadcasts { 849 // for each user id, a map of <package name -> components within that package> 850 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 851 852 public PendingPackageBroadcasts() { 853 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 854 } 855 856 public ArrayList<String> get(int userId, String packageName) { 857 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 858 return packages.get(packageName); 859 } 860 861 public void put(int userId, String packageName, ArrayList<String> components) { 862 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 863 packages.put(packageName, components); 864 } 865 866 public void remove(int userId, String packageName) { 867 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 868 if (packages != null) { 869 packages.remove(packageName); 870 } 871 } 872 873 public void remove(int userId) { 874 mUidMap.remove(userId); 875 } 876 877 public int userIdCount() { 878 return mUidMap.size(); 879 } 880 881 public int userIdAt(int n) { 882 return mUidMap.keyAt(n); 883 } 884 885 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 886 return mUidMap.get(userId); 887 } 888 889 public int size() { 890 // total number of pending broadcast entries across all userIds 891 int num = 0; 892 for (int i = 0; i< mUidMap.size(); i++) { 893 num += mUidMap.valueAt(i).size(); 894 } 895 return num; 896 } 897 898 public void clear() { 899 mUidMap.clear(); 900 } 901 902 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 903 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 904 if (map == null) { 905 map = new ArrayMap<String, ArrayList<String>>(); 906 mUidMap.put(userId, map); 907 } 908 return map; 909 } 910 } 911 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 912 913 // Service Connection to remote media container service to copy 914 // package uri's from external media onto secure containers 915 // or internal storage. 916 private IMediaContainerService mContainerService = null; 917 918 static final int SEND_PENDING_BROADCAST = 1; 919 static final int MCS_BOUND = 3; 920 static final int END_COPY = 4; 921 static final int INIT_COPY = 5; 922 static final int MCS_UNBIND = 6; 923 static final int START_CLEANING_PACKAGE = 7; 924 static final int FIND_INSTALL_LOC = 8; 925 static final int POST_INSTALL = 9; 926 static final int MCS_RECONNECT = 10; 927 static final int MCS_GIVE_UP = 11; 928 static final int UPDATED_MEDIA_STATUS = 12; 929 static final int WRITE_SETTINGS = 13; 930 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 931 static final int PACKAGE_VERIFIED = 15; 932 static final int CHECK_PENDING_VERIFICATION = 16; 933 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 934 static final int INTENT_FILTER_VERIFIED = 18; 935 936 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 937 938 // Delay time in millisecs 939 static final int BROADCAST_DELAY = 10 * 1000; 940 941 static UserManagerService sUserManager; 942 943 // Stores a list of users whose package restrictions file needs to be updated 944 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 945 946 final private DefaultContainerConnection mDefContainerConn = 947 new DefaultContainerConnection(); 948 class DefaultContainerConnection implements ServiceConnection { 949 public void onServiceConnected(ComponentName name, IBinder service) { 950 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 951 IMediaContainerService imcs = 952 IMediaContainerService.Stub.asInterface(service); 953 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 954 } 955 956 public void onServiceDisconnected(ComponentName name) { 957 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 958 } 959 } 960 961 // Recordkeeping of restore-after-install operations that are currently in flight 962 // between the Package Manager and the Backup Manager 963 static class PostInstallData { 964 public InstallArgs args; 965 public PackageInstalledInfo res; 966 967 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 968 args = _a; 969 res = _r; 970 } 971 } 972 973 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 974 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 975 976 // XML tags for backup/restore of various bits of state 977 private static final String TAG_PREFERRED_BACKUP = "pa"; 978 private static final String TAG_DEFAULT_APPS = "da"; 979 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 980 981 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 982 private static final String TAG_ALL_GRANTS = "rt-grants"; 983 private static final String TAG_GRANT = "grant"; 984 private static final String ATTR_PACKAGE_NAME = "pkg"; 985 986 private static final String TAG_PERMISSION = "perm"; 987 private static final String ATTR_PERMISSION_NAME = "name"; 988 private static final String ATTR_IS_GRANTED = "g"; 989 private static final String ATTR_USER_SET = "set"; 990 private static final String ATTR_USER_FIXED = "fixed"; 991 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 992 993 // System/policy permission grants are not backed up 994 private static final int SYSTEM_RUNTIME_GRANT_MASK = 995 FLAG_PERMISSION_POLICY_FIXED 996 | FLAG_PERMISSION_SYSTEM_FIXED 997 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 998 999 // And we back up these user-adjusted states 1000 private static final int USER_RUNTIME_GRANT_MASK = 1001 FLAG_PERMISSION_USER_SET 1002 | FLAG_PERMISSION_USER_FIXED 1003 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1004 1005 final @Nullable String mRequiredVerifierPackage; 1006 final @Nullable String mRequiredInstallerPackage; 1007 1008 private final PackageUsage mPackageUsage = new PackageUsage(); 1009 1010 private class PackageUsage { 1011 private static final int WRITE_INTERVAL 1012 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1013 1014 private final Object mFileLock = new Object(); 1015 private final AtomicLong mLastWritten = new AtomicLong(0); 1016 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1017 1018 private boolean mIsHistoricalPackageUsageAvailable = true; 1019 1020 boolean isHistoricalPackageUsageAvailable() { 1021 return mIsHistoricalPackageUsageAvailable; 1022 } 1023 1024 void write(boolean force) { 1025 if (force) { 1026 writeInternal(); 1027 return; 1028 } 1029 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1030 && !DEBUG_DEXOPT) { 1031 return; 1032 } 1033 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1034 new Thread("PackageUsage_DiskWriter") { 1035 @Override 1036 public void run() { 1037 try { 1038 writeInternal(); 1039 } finally { 1040 mBackgroundWriteRunning.set(false); 1041 } 1042 } 1043 }.start(); 1044 } 1045 } 1046 1047 private void writeInternal() { 1048 synchronized (mPackages) { 1049 synchronized (mFileLock) { 1050 AtomicFile file = getFile(); 1051 FileOutputStream f = null; 1052 try { 1053 f = file.startWrite(); 1054 BufferedOutputStream out = new BufferedOutputStream(f); 1055 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1056 StringBuilder sb = new StringBuilder(); 1057 for (PackageParser.Package pkg : mPackages.values()) { 1058 if (pkg.mLastPackageUsageTimeInMills == 0) { 1059 continue; 1060 } 1061 sb.setLength(0); 1062 sb.append(pkg.packageName); 1063 sb.append(' '); 1064 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1065 sb.append('\n'); 1066 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1067 } 1068 out.flush(); 1069 file.finishWrite(f); 1070 } catch (IOException e) { 1071 if (f != null) { 1072 file.failWrite(f); 1073 } 1074 Log.e(TAG, "Failed to write package usage times", e); 1075 } 1076 } 1077 } 1078 mLastWritten.set(SystemClock.elapsedRealtime()); 1079 } 1080 1081 void readLP() { 1082 synchronized (mFileLock) { 1083 AtomicFile file = getFile(); 1084 BufferedInputStream in = null; 1085 try { 1086 in = new BufferedInputStream(file.openRead()); 1087 StringBuffer sb = new StringBuffer(); 1088 while (true) { 1089 String packageName = readToken(in, sb, ' '); 1090 if (packageName == null) { 1091 break; 1092 } 1093 String timeInMillisString = readToken(in, sb, '\n'); 1094 if (timeInMillisString == null) { 1095 throw new IOException("Failed to find last usage time for package " 1096 + packageName); 1097 } 1098 PackageParser.Package pkg = mPackages.get(packageName); 1099 if (pkg == null) { 1100 continue; 1101 } 1102 long timeInMillis; 1103 try { 1104 timeInMillis = Long.parseLong(timeInMillisString); 1105 } catch (NumberFormatException e) { 1106 throw new IOException("Failed to parse " + timeInMillisString 1107 + " as a long.", e); 1108 } 1109 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1110 } 1111 } catch (FileNotFoundException expected) { 1112 mIsHistoricalPackageUsageAvailable = false; 1113 } catch (IOException e) { 1114 Log.w(TAG, "Failed to read package usage times", e); 1115 } finally { 1116 IoUtils.closeQuietly(in); 1117 } 1118 } 1119 mLastWritten.set(SystemClock.elapsedRealtime()); 1120 } 1121 1122 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1123 throws IOException { 1124 sb.setLength(0); 1125 while (true) { 1126 int ch = in.read(); 1127 if (ch == -1) { 1128 if (sb.length() == 0) { 1129 return null; 1130 } 1131 throw new IOException("Unexpected EOF"); 1132 } 1133 if (ch == endOfToken) { 1134 return sb.toString(); 1135 } 1136 sb.append((char)ch); 1137 } 1138 } 1139 1140 private AtomicFile getFile() { 1141 File dataDir = Environment.getDataDirectory(); 1142 File systemDir = new File(dataDir, "system"); 1143 File fname = new File(systemDir, "package-usage.list"); 1144 return new AtomicFile(fname); 1145 } 1146 } 1147 1148 class PackageHandler extends Handler { 1149 private boolean mBound = false; 1150 final ArrayList<HandlerParams> mPendingInstalls = 1151 new ArrayList<HandlerParams>(); 1152 1153 private boolean connectToService() { 1154 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1155 " DefaultContainerService"); 1156 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1157 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1158 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1159 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1160 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1161 mBound = true; 1162 return true; 1163 } 1164 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1165 return false; 1166 } 1167 1168 private void disconnectService() { 1169 mContainerService = null; 1170 mBound = false; 1171 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1172 mContext.unbindService(mDefContainerConn); 1173 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1174 } 1175 1176 PackageHandler(Looper looper) { 1177 super(looper); 1178 } 1179 1180 public void handleMessage(Message msg) { 1181 try { 1182 doHandleMessage(msg); 1183 } finally { 1184 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1185 } 1186 } 1187 1188 void doHandleMessage(Message msg) { 1189 switch (msg.what) { 1190 case INIT_COPY: { 1191 HandlerParams params = (HandlerParams) msg.obj; 1192 int idx = mPendingInstalls.size(); 1193 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1194 // If a bind was already initiated we dont really 1195 // need to do anything. The pending install 1196 // will be processed later on. 1197 if (!mBound) { 1198 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1199 System.identityHashCode(mHandler)); 1200 // If this is the only one pending we might 1201 // have to bind to the service again. 1202 if (!connectToService()) { 1203 Slog.e(TAG, "Failed to bind to media container service"); 1204 params.serviceError(); 1205 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1206 System.identityHashCode(mHandler)); 1207 if (params.traceMethod != null) { 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1209 params.traceCookie); 1210 } 1211 return; 1212 } else { 1213 // Once we bind to the service, the first 1214 // pending request will be processed. 1215 mPendingInstalls.add(idx, params); 1216 } 1217 } else { 1218 mPendingInstalls.add(idx, params); 1219 // Already bound to the service. Just make 1220 // sure we trigger off processing the first request. 1221 if (idx == 0) { 1222 mHandler.sendEmptyMessage(MCS_BOUND); 1223 } 1224 } 1225 break; 1226 } 1227 case MCS_BOUND: { 1228 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1229 if (msg.obj != null) { 1230 mContainerService = (IMediaContainerService) msg.obj; 1231 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1232 System.identityHashCode(mHandler)); 1233 } 1234 if (mContainerService == null) { 1235 if (!mBound) { 1236 // Something seriously wrong since we are not bound and we are not 1237 // waiting for connection. Bail out. 1238 Slog.e(TAG, "Cannot bind to media container service"); 1239 for (HandlerParams params : mPendingInstalls) { 1240 // Indicate service bind error 1241 params.serviceError(); 1242 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1243 System.identityHashCode(params)); 1244 if (params.traceMethod != null) { 1245 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1246 params.traceMethod, params.traceCookie); 1247 } 1248 return; 1249 } 1250 mPendingInstalls.clear(); 1251 } else { 1252 Slog.w(TAG, "Waiting to connect to media container service"); 1253 } 1254 } else if (mPendingInstalls.size() > 0) { 1255 HandlerParams params = mPendingInstalls.get(0); 1256 if (params != null) { 1257 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1258 System.identityHashCode(params)); 1259 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1260 if (params.startCopy()) { 1261 // We are done... look for more work or to 1262 // go idle. 1263 if (DEBUG_SD_INSTALL) Log.i(TAG, 1264 "Checking for more work or unbind..."); 1265 // Delete pending install 1266 if (mPendingInstalls.size() > 0) { 1267 mPendingInstalls.remove(0); 1268 } 1269 if (mPendingInstalls.size() == 0) { 1270 if (mBound) { 1271 if (DEBUG_SD_INSTALL) Log.i(TAG, 1272 "Posting delayed MCS_UNBIND"); 1273 removeMessages(MCS_UNBIND); 1274 Message ubmsg = obtainMessage(MCS_UNBIND); 1275 // Unbind after a little delay, to avoid 1276 // continual thrashing. 1277 sendMessageDelayed(ubmsg, 10000); 1278 } 1279 } else { 1280 // There are more pending requests in queue. 1281 // Just post MCS_BOUND message to trigger processing 1282 // of next pending install. 1283 if (DEBUG_SD_INSTALL) Log.i(TAG, 1284 "Posting MCS_BOUND for next work"); 1285 mHandler.sendEmptyMessage(MCS_BOUND); 1286 } 1287 } 1288 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1289 } 1290 } else { 1291 // Should never happen ideally. 1292 Slog.w(TAG, "Empty queue"); 1293 } 1294 break; 1295 } 1296 case MCS_RECONNECT: { 1297 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1298 if (mPendingInstalls.size() > 0) { 1299 if (mBound) { 1300 disconnectService(); 1301 } 1302 if (!connectToService()) { 1303 Slog.e(TAG, "Failed to bind to media container service"); 1304 for (HandlerParams params : mPendingInstalls) { 1305 // Indicate service bind error 1306 params.serviceError(); 1307 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1308 System.identityHashCode(params)); 1309 } 1310 mPendingInstalls.clear(); 1311 } 1312 } 1313 break; 1314 } 1315 case MCS_UNBIND: { 1316 // If there is no actual work left, then time to unbind. 1317 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1318 1319 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1320 if (mBound) { 1321 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1322 1323 disconnectService(); 1324 } 1325 } else if (mPendingInstalls.size() > 0) { 1326 // There are more pending requests in queue. 1327 // Just post MCS_BOUND message to trigger processing 1328 // of next pending install. 1329 mHandler.sendEmptyMessage(MCS_BOUND); 1330 } 1331 1332 break; 1333 } 1334 case MCS_GIVE_UP: { 1335 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1336 HandlerParams params = mPendingInstalls.remove(0); 1337 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1338 System.identityHashCode(params)); 1339 break; 1340 } 1341 case SEND_PENDING_BROADCAST: { 1342 String packages[]; 1343 ArrayList<String> components[]; 1344 int size = 0; 1345 int uids[]; 1346 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1347 synchronized (mPackages) { 1348 if (mPendingBroadcasts == null) { 1349 return; 1350 } 1351 size = mPendingBroadcasts.size(); 1352 if (size <= 0) { 1353 // Nothing to be done. Just return 1354 return; 1355 } 1356 packages = new String[size]; 1357 components = new ArrayList[size]; 1358 uids = new int[size]; 1359 int i = 0; // filling out the above arrays 1360 1361 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1362 int packageUserId = mPendingBroadcasts.userIdAt(n); 1363 Iterator<Map.Entry<String, ArrayList<String>>> it 1364 = mPendingBroadcasts.packagesForUserId(packageUserId) 1365 .entrySet().iterator(); 1366 while (it.hasNext() && i < size) { 1367 Map.Entry<String, ArrayList<String>> ent = it.next(); 1368 packages[i] = ent.getKey(); 1369 components[i] = ent.getValue(); 1370 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1371 uids[i] = (ps != null) 1372 ? UserHandle.getUid(packageUserId, ps.appId) 1373 : -1; 1374 i++; 1375 } 1376 } 1377 size = i; 1378 mPendingBroadcasts.clear(); 1379 } 1380 // Send broadcasts 1381 for (int i = 0; i < size; i++) { 1382 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1383 } 1384 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1385 break; 1386 } 1387 case START_CLEANING_PACKAGE: { 1388 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1389 final String packageName = (String)msg.obj; 1390 final int userId = msg.arg1; 1391 final boolean andCode = msg.arg2 != 0; 1392 synchronized (mPackages) { 1393 if (userId == UserHandle.USER_ALL) { 1394 int[] users = sUserManager.getUserIds(); 1395 for (int user : users) { 1396 mSettings.addPackageToCleanLPw( 1397 new PackageCleanItem(user, packageName, andCode)); 1398 } 1399 } else { 1400 mSettings.addPackageToCleanLPw( 1401 new PackageCleanItem(userId, packageName, andCode)); 1402 } 1403 } 1404 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1405 startCleaningPackages(); 1406 } break; 1407 case POST_INSTALL: { 1408 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1409 1410 PostInstallData data = mRunningInstalls.get(msg.arg1); 1411 mRunningInstalls.delete(msg.arg1); 1412 boolean deleteOld = false; 1413 1414 if (data != null) { 1415 InstallArgs args = data.args; 1416 PackageInstalledInfo res = data.res; 1417 1418 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1419 final String packageName = res.pkg.applicationInfo.packageName; 1420 res.removedInfo.sendBroadcast(false, true, false); 1421 Bundle extras = new Bundle(1); 1422 extras.putInt(Intent.EXTRA_UID, res.uid); 1423 1424 // Now that we successfully installed the package, grant runtime 1425 // permissions if requested before broadcasting the install. 1426 if ((args.installFlags 1427 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1428 && res.pkg.applicationInfo.targetSdkVersion 1429 >= Build.VERSION_CODES.M) { 1430 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1431 args.installGrantPermissions); 1432 } 1433 1434 synchronized (mPackages) { 1435 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1436 } 1437 1438 // Determine the set of users who are adding this 1439 // package for the first time vs. those who are seeing 1440 // an update. 1441 int[] firstUsers; 1442 int[] updateUsers = new int[0]; 1443 if (res.origUsers == null || res.origUsers.length == 0) { 1444 firstUsers = res.newUsers; 1445 } else { 1446 firstUsers = new int[0]; 1447 for (int i=0; i<res.newUsers.length; i++) { 1448 int user = res.newUsers[i]; 1449 boolean isNew = true; 1450 for (int j=0; j<res.origUsers.length; j++) { 1451 if (res.origUsers[j] == user) { 1452 isNew = false; 1453 break; 1454 } 1455 } 1456 if (isNew) { 1457 int[] newFirst = new int[firstUsers.length+1]; 1458 System.arraycopy(firstUsers, 0, newFirst, 0, 1459 firstUsers.length); 1460 newFirst[firstUsers.length] = user; 1461 firstUsers = newFirst; 1462 } else { 1463 int[] newUpdate = new int[updateUsers.length+1]; 1464 System.arraycopy(updateUsers, 0, newUpdate, 0, 1465 updateUsers.length); 1466 newUpdate[updateUsers.length] = user; 1467 updateUsers = newUpdate; 1468 } 1469 } 1470 } 1471 // don't broadcast for ephemeral installs/updates 1472 final boolean isEphemeral = isEphemeral(res.pkg); 1473 if (!isEphemeral) { 1474 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1475 extras, 0 /*flags*/, null /*targetPackage*/, 1476 null /*finishedReceiver*/, firstUsers); 1477 } 1478 final boolean update = res.removedInfo.removedPackage != null; 1479 if (update) { 1480 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1481 } 1482 if (!isEphemeral) { 1483 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1484 extras, 0 /*flags*/, null /*targetPackage*/, 1485 null /*finishedReceiver*/, updateUsers); 1486 } 1487 if (update) { 1488 if (!isEphemeral) { 1489 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1490 packageName, extras, 0 /*flags*/, 1491 null /*targetPackage*/, null /*finishedReceiver*/, 1492 updateUsers); 1493 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1494 null /*package*/, null /*extras*/, 0 /*flags*/, 1495 packageName /*targetPackage*/, 1496 null /*finishedReceiver*/, updateUsers); 1497 } 1498 1499 // treat asec-hosted packages like removable media on upgrade 1500 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1501 if (DEBUG_INSTALL) { 1502 Slog.i(TAG, "upgrading pkg " + res.pkg 1503 + " is ASEC-hosted -> AVAILABLE"); 1504 } 1505 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1506 ArrayList<String> pkgList = new ArrayList<String>(1); 1507 pkgList.add(packageName); 1508 sendResourcesChangedBroadcast(true, true, 1509 pkgList,uidArray, null); 1510 } 1511 } 1512 if (res.removedInfo.args != null) { 1513 // Remove the replaced package's older resources safely now 1514 deleteOld = true; 1515 } 1516 1517 1518 // Work that needs to happen on first install within each user 1519 if (firstUsers.length > 0) { 1520 for (int userId : firstUsers) { 1521 synchronized (mPackages) { 1522 // If this app is a browser and it's newly-installed for 1523 // some users, clear any default-browser state in those 1524 // users. The app's nature doesn't depend on the user, 1525 // so we can just check its browser nature in any user 1526 // and generalize. 1527 if (packageIsBrowser(packageName, firstUsers[0])) { 1528 mSettings.setDefaultBrowserPackageNameLPw( 1529 null, userId); 1530 } 1531 1532 // We may also need to apply pending (restored) runtime 1533 // permission grants within these users. 1534 mSettings.applyPendingPermissionGrantsLPw( 1535 packageName, userId); 1536 } 1537 } 1538 } 1539 // Log current value of "unknown sources" setting 1540 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1541 getUnknownSourcesSettings()); 1542 } 1543 // Force a gc to clear up things 1544 Runtime.getRuntime().gc(); 1545 // We delete after a gc for applications on sdcard. 1546 if (deleteOld) { 1547 synchronized (mInstallLock) { 1548 res.removedInfo.args.doPostDeleteLI(true); 1549 } 1550 } 1551 if (args.observer != null) { 1552 try { 1553 Bundle extras = extrasForInstallResult(res); 1554 args.observer.onPackageInstalled(res.name, res.returnCode, 1555 res.returnMsg, extras); 1556 } catch (RemoteException e) { 1557 Slog.i(TAG, "Observer no longer exists."); 1558 } 1559 } 1560 if (args.traceMethod != null) { 1561 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1562 args.traceCookie); 1563 } 1564 return; 1565 } else { 1566 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1567 } 1568 1569 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1570 } break; 1571 case UPDATED_MEDIA_STATUS: { 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1573 boolean reportStatus = msg.arg1 == 1; 1574 boolean doGc = msg.arg2 == 1; 1575 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1576 if (doGc) { 1577 // Force a gc to clear up stale containers. 1578 Runtime.getRuntime().gc(); 1579 } 1580 if (msg.obj != null) { 1581 @SuppressWarnings("unchecked") 1582 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1583 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1584 // Unload containers 1585 unloadAllContainers(args); 1586 } 1587 if (reportStatus) { 1588 try { 1589 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1590 PackageHelper.getMountService().finishMediaUpdate(); 1591 } catch (RemoteException e) { 1592 Log.e(TAG, "MountService not running?"); 1593 } 1594 } 1595 } break; 1596 case WRITE_SETTINGS: { 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1598 synchronized (mPackages) { 1599 removeMessages(WRITE_SETTINGS); 1600 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1601 mSettings.writeLPr(); 1602 mDirtyUsers.clear(); 1603 } 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1605 } break; 1606 case WRITE_PACKAGE_RESTRICTIONS: { 1607 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1608 synchronized (mPackages) { 1609 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1610 for (int userId : mDirtyUsers) { 1611 mSettings.writePackageRestrictionsLPr(userId); 1612 } 1613 mDirtyUsers.clear(); 1614 } 1615 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1616 } break; 1617 case CHECK_PENDING_VERIFICATION: { 1618 final int verificationId = msg.arg1; 1619 final PackageVerificationState state = mPendingVerification.get(verificationId); 1620 1621 if ((state != null) && !state.timeoutExtended()) { 1622 final InstallArgs args = state.getInstallArgs(); 1623 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1624 1625 Slog.i(TAG, "Verification timed out for " + originUri); 1626 mPendingVerification.remove(verificationId); 1627 1628 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1629 1630 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1631 Slog.i(TAG, "Continuing with installation of " + originUri); 1632 state.setVerifierResponse(Binder.getCallingUid(), 1633 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1634 broadcastPackageVerified(verificationId, originUri, 1635 PackageManager.VERIFICATION_ALLOW, 1636 state.getInstallArgs().getUser()); 1637 try { 1638 ret = args.copyApk(mContainerService, true); 1639 } catch (RemoteException e) { 1640 Slog.e(TAG, "Could not contact the ContainerService"); 1641 } 1642 } else { 1643 broadcastPackageVerified(verificationId, originUri, 1644 PackageManager.VERIFICATION_REJECT, 1645 state.getInstallArgs().getUser()); 1646 } 1647 1648 Trace.asyncTraceEnd( 1649 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1650 1651 processPendingInstall(args, ret); 1652 mHandler.sendEmptyMessage(MCS_UNBIND); 1653 } 1654 break; 1655 } 1656 case PACKAGE_VERIFIED: { 1657 final int verificationId = msg.arg1; 1658 1659 final PackageVerificationState state = mPendingVerification.get(verificationId); 1660 if (state == null) { 1661 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1662 break; 1663 } 1664 1665 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1666 1667 state.setVerifierResponse(response.callerUid, response.code); 1668 1669 if (state.isVerificationComplete()) { 1670 mPendingVerification.remove(verificationId); 1671 1672 final InstallArgs args = state.getInstallArgs(); 1673 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1674 1675 int ret; 1676 if (state.isInstallAllowed()) { 1677 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1678 broadcastPackageVerified(verificationId, originUri, 1679 response.code, state.getInstallArgs().getUser()); 1680 try { 1681 ret = args.copyApk(mContainerService, true); 1682 } catch (RemoteException e) { 1683 Slog.e(TAG, "Could not contact the ContainerService"); 1684 } 1685 } else { 1686 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1687 } 1688 1689 Trace.asyncTraceEnd( 1690 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1691 1692 processPendingInstall(args, ret); 1693 mHandler.sendEmptyMessage(MCS_UNBIND); 1694 } 1695 1696 break; 1697 } 1698 case START_INTENT_FILTER_VERIFICATIONS: { 1699 IFVerificationParams params = (IFVerificationParams) msg.obj; 1700 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1701 params.replacing, params.pkg); 1702 break; 1703 } 1704 case INTENT_FILTER_VERIFIED: { 1705 final int verificationId = msg.arg1; 1706 1707 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1708 verificationId); 1709 if (state == null) { 1710 Slog.w(TAG, "Invalid IntentFilter verification token " 1711 + verificationId + " received"); 1712 break; 1713 } 1714 1715 final int userId = state.getUserId(); 1716 1717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1718 "Processing IntentFilter verification with token:" 1719 + verificationId + " and userId:" + userId); 1720 1721 final IntentFilterVerificationResponse response = 1722 (IntentFilterVerificationResponse) msg.obj; 1723 1724 state.setVerifierResponse(response.callerUid, response.code); 1725 1726 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1727 "IntentFilter verification with token:" + verificationId 1728 + " and userId:" + userId 1729 + " is settings verifier response with response code:" 1730 + response.code); 1731 1732 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1733 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1734 + response.getFailedDomainsString()); 1735 } 1736 1737 if (state.isVerificationComplete()) { 1738 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1739 } else { 1740 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1741 "IntentFilter verification with token:" + verificationId 1742 + " was not said to be complete"); 1743 } 1744 1745 break; 1746 } 1747 } 1748 } 1749 } 1750 1751 private StorageEventListener mStorageListener = new StorageEventListener() { 1752 @Override 1753 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1754 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1755 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1756 final String volumeUuid = vol.getFsUuid(); 1757 1758 // Clean up any users or apps that were removed or recreated 1759 // while this volume was missing 1760 reconcileUsers(volumeUuid); 1761 reconcileApps(volumeUuid); 1762 1763 // Clean up any install sessions that expired or were 1764 // cancelled while this volume was missing 1765 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1766 1767 loadPrivatePackages(vol); 1768 1769 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1770 unloadPrivatePackages(vol); 1771 } 1772 } 1773 1774 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1775 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1776 updateExternalMediaStatus(true, false); 1777 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1778 updateExternalMediaStatus(false, false); 1779 } 1780 } 1781 } 1782 1783 @Override 1784 public void onVolumeForgotten(String fsUuid) { 1785 if (TextUtils.isEmpty(fsUuid)) { 1786 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1787 return; 1788 } 1789 1790 // Remove any apps installed on the forgotten volume 1791 synchronized (mPackages) { 1792 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1793 for (PackageSetting ps : packages) { 1794 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1795 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1796 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1797 } 1798 1799 mSettings.onVolumeForgotten(fsUuid); 1800 mSettings.writeLPr(); 1801 } 1802 } 1803 }; 1804 1805 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1806 String[] grantedPermissions) { 1807 if (userId >= UserHandle.USER_SYSTEM) { 1808 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1809 } else if (userId == UserHandle.USER_ALL) { 1810 final int[] userIds; 1811 synchronized (mPackages) { 1812 userIds = UserManagerService.getInstance().getUserIds(); 1813 } 1814 for (int someUserId : userIds) { 1815 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1816 } 1817 } 1818 1819 // We could have touched GID membership, so flush out packages.list 1820 synchronized (mPackages) { 1821 mSettings.writePackageListLPr(); 1822 } 1823 } 1824 1825 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1826 String[] grantedPermissions) { 1827 SettingBase sb = (SettingBase) pkg.mExtras; 1828 if (sb == null) { 1829 return; 1830 } 1831 1832 PermissionsState permissionsState = sb.getPermissionsState(); 1833 1834 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1835 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1836 1837 synchronized (mPackages) { 1838 for (String permission : pkg.requestedPermissions) { 1839 BasePermission bp = mSettings.mPermissions.get(permission); 1840 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1841 && (grantedPermissions == null 1842 || ArrayUtils.contains(grantedPermissions, permission))) { 1843 final int flags = permissionsState.getPermissionFlags(permission, userId); 1844 // Installer cannot change immutable permissions. 1845 if ((flags & immutableFlags) == 0) { 1846 grantRuntimePermission(pkg.packageName, permission, userId); 1847 } 1848 } 1849 } 1850 } 1851 } 1852 1853 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1854 Bundle extras = null; 1855 switch (res.returnCode) { 1856 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1857 extras = new Bundle(); 1858 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1859 res.origPermission); 1860 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1861 res.origPackage); 1862 break; 1863 } 1864 case PackageManager.INSTALL_SUCCEEDED: { 1865 extras = new Bundle(); 1866 extras.putBoolean(Intent.EXTRA_REPLACING, 1867 res.removedInfo != null && res.removedInfo.removedPackage != null); 1868 break; 1869 } 1870 } 1871 return extras; 1872 } 1873 1874 void scheduleWriteSettingsLocked() { 1875 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1876 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1877 } 1878 } 1879 1880 void scheduleWritePackageRestrictionsLocked(int userId) { 1881 if (!sUserManager.exists(userId)) return; 1882 mDirtyUsers.add(userId); 1883 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1884 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1885 } 1886 } 1887 1888 public static PackageManagerService main(Context context, Installer installer, 1889 boolean factoryTest, boolean onlyCore) { 1890 PackageManagerService m = new PackageManagerService(context, installer, 1891 factoryTest, onlyCore); 1892 m.enableSystemUserPackages(); 1893 ServiceManager.addService("package", m); 1894 return m; 1895 } 1896 1897 private void enableSystemUserPackages() { 1898 if (!UserManager.isSplitSystemUser()) { 1899 return; 1900 } 1901 // For system user, enable apps based on the following conditions: 1902 // - app is whitelisted or belong to one of these groups: 1903 // -- system app which has no launcher icons 1904 // -- system app which has INTERACT_ACROSS_USERS permission 1905 // -- system IME app 1906 // - app is not in the blacklist 1907 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1908 Set<String> enableApps = new ArraySet<>(); 1909 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1910 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1911 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1912 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1913 enableApps.addAll(wlApps); 1914 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1915 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1916 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1917 enableApps.removeAll(blApps); 1918 Log.i(TAG, "Applications installed for system user: " + enableApps); 1919 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1920 UserHandle.SYSTEM); 1921 final int allAppsSize = allAps.size(); 1922 synchronized (mPackages) { 1923 for (int i = 0; i < allAppsSize; i++) { 1924 String pName = allAps.get(i); 1925 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1926 // Should not happen, but we shouldn't be failing if it does 1927 if (pkgSetting == null) { 1928 continue; 1929 } 1930 boolean install = enableApps.contains(pName); 1931 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1932 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1933 + " for system user"); 1934 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1935 } 1936 } 1937 } 1938 } 1939 1940 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1941 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1942 Context.DISPLAY_SERVICE); 1943 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1944 } 1945 1946 public PackageManagerService(Context context, Installer installer, 1947 boolean factoryTest, boolean onlyCore) { 1948 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1949 SystemClock.uptimeMillis()); 1950 1951 if (mSdkVersion <= 0) { 1952 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1953 } 1954 1955 mContext = context; 1956 mFactoryTest = factoryTest; 1957 mOnlyCore = onlyCore; 1958 mMetrics = new DisplayMetrics(); 1959 mSettings = new Settings(mPackages); 1960 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1961 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1962 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1963 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1964 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1965 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1966 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1967 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1968 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1969 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1970 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1971 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1972 1973 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1974 if (separateProcesses != null && separateProcesses.length() > 0) { 1975 if ("*".equals(separateProcesses)) { 1976 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1977 mSeparateProcesses = null; 1978 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1979 } else { 1980 mDefParseFlags = 0; 1981 mSeparateProcesses = separateProcesses.split(","); 1982 Slog.w(TAG, "Running with debug.separate_processes: " 1983 + separateProcesses); 1984 } 1985 } else { 1986 mDefParseFlags = 0; 1987 mSeparateProcesses = null; 1988 } 1989 1990 mInstaller = installer; 1991 mPackageDexOptimizer = new PackageDexOptimizer(this); 1992 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1993 1994 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1995 FgThread.get().getLooper()); 1996 1997 getDefaultDisplayMetrics(context, mMetrics); 1998 1999 SystemConfig systemConfig = SystemConfig.getInstance(); 2000 mGlobalGids = systemConfig.getGlobalGids(); 2001 mSystemPermissions = systemConfig.getSystemPermissions(); 2002 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2003 2004 synchronized (mInstallLock) { 2005 // writer 2006 synchronized (mPackages) { 2007 mHandlerThread = new ServiceThread(TAG, 2008 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2009 mHandlerThread.start(); 2010 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2011 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2012 2013 File dataDir = Environment.getDataDirectory(); 2014 mAppInstallDir = new File(dataDir, "app"); 2015 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2016 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2017 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2018 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2019 2020 sUserManager = new UserManagerService(context, this, mPackages); 2021 2022 // Propagate permission configuration in to package manager. 2023 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2024 = systemConfig.getPermissions(); 2025 for (int i=0; i<permConfig.size(); i++) { 2026 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2027 BasePermission bp = mSettings.mPermissions.get(perm.name); 2028 if (bp == null) { 2029 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2030 mSettings.mPermissions.put(perm.name, bp); 2031 } 2032 if (perm.gids != null) { 2033 bp.setGids(perm.gids, perm.perUser); 2034 } 2035 } 2036 2037 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2038 for (int i=0; i<libConfig.size(); i++) { 2039 mSharedLibraries.put(libConfig.keyAt(i), 2040 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2041 } 2042 2043 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2044 2045 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2046 2047 String customResolverActivity = Resources.getSystem().getString( 2048 R.string.config_customResolverActivity); 2049 if (TextUtils.isEmpty(customResolverActivity)) { 2050 customResolverActivity = null; 2051 } else { 2052 mCustomResolverComponentName = ComponentName.unflattenFromString( 2053 customResolverActivity); 2054 } 2055 2056 long startTime = SystemClock.uptimeMillis(); 2057 2058 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2059 startTime); 2060 2061 // Set flag to monitor and not change apk file paths when 2062 // scanning install directories. 2063 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2064 2065 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2066 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2067 2068 if (bootClassPath == null) { 2069 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2070 } 2071 2072 if (systemServerClassPath == null) { 2073 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2074 } 2075 2076 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2077 final String[] dexCodeInstructionSets = 2078 getDexCodeInstructionSets( 2079 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2080 2081 /** 2082 * Ensure all external libraries have had dexopt run on them. 2083 */ 2084 if (mSharedLibraries.size() > 0) { 2085 // NOTE: For now, we're compiling these system "shared libraries" 2086 // (and framework jars) into all available architectures. It's possible 2087 // to compile them only when we come across an app that uses them (there's 2088 // already logic for that in scanPackageLI) but that adds some complexity. 2089 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2090 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2091 final String lib = libEntry.path; 2092 if (lib == null) { 2093 continue; 2094 } 2095 2096 try { 2097 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2098 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2099 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2100 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2101 } 2102 } catch (FileNotFoundException e) { 2103 Slog.w(TAG, "Library not found: " + lib); 2104 } catch (IOException | InstallerException e) { 2105 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2106 + e.getMessage()); 2107 } 2108 } 2109 } 2110 } 2111 2112 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2113 2114 final VersionInfo ver = mSettings.getInternalVersion(); 2115 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2116 // when upgrading from pre-M, promote system app permissions from install to runtime 2117 mPromoteSystemApps = 2118 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2119 2120 // save off the names of pre-existing system packages prior to scanning; we don't 2121 // want to automatically grant runtime permissions for new system apps 2122 if (mPromoteSystemApps) { 2123 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2124 while (pkgSettingIter.hasNext()) { 2125 PackageSetting ps = pkgSettingIter.next(); 2126 if (isSystemApp(ps)) { 2127 mExistingSystemPackages.add(ps.name); 2128 } 2129 } 2130 } 2131 2132 // Collect vendor overlay packages. 2133 // (Do this before scanning any apps.) 2134 // For security and version matching reason, only consider 2135 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2136 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2137 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2138 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2139 2140 // Find base frameworks (resource packages without code). 2141 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2142 | PackageParser.PARSE_IS_SYSTEM_DIR 2143 | PackageParser.PARSE_IS_PRIVILEGED, 2144 scanFlags | SCAN_NO_DEX, 0); 2145 2146 // Collected privileged system packages. 2147 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2148 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2149 | PackageParser.PARSE_IS_SYSTEM_DIR 2150 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2151 2152 // Collect ordinary system packages. 2153 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2154 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2155 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2156 2157 // Collect all vendor packages. 2158 File vendorAppDir = new File("/vendor/app"); 2159 try { 2160 vendorAppDir = vendorAppDir.getCanonicalFile(); 2161 } catch (IOException e) { 2162 // failed to look up canonical path, continue with original one 2163 } 2164 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2165 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2166 2167 // Collect all OEM packages. 2168 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2169 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2170 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2171 2172 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2173 try { 2174 mInstaller.moveFiles(); 2175 } catch (InstallerException e) { 2176 logCriticalInfo(Log.WARN, "Update commands failed: " + e); 2177 } 2178 2179 // Prune any system packages that no longer exist. 2180 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2181 if (!mOnlyCore) { 2182 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2183 while (psit.hasNext()) { 2184 PackageSetting ps = psit.next(); 2185 2186 /* 2187 * If this is not a system app, it can't be a 2188 * disable system app. 2189 */ 2190 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2191 continue; 2192 } 2193 2194 /* 2195 * If the package is scanned, it's not erased. 2196 */ 2197 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2198 if (scannedPkg != null) { 2199 /* 2200 * If the system app is both scanned and in the 2201 * disabled packages list, then it must have been 2202 * added via OTA. Remove it from the currently 2203 * scanned package so the previously user-installed 2204 * application can be scanned. 2205 */ 2206 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2207 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2208 + ps.name + "; removing system app. Last known codePath=" 2209 + ps.codePathString + ", installStatus=" + ps.installStatus 2210 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2211 + scannedPkg.mVersionCode); 2212 removePackageLI(ps, true); 2213 mExpectingBetter.put(ps.name, ps.codePath); 2214 } 2215 2216 continue; 2217 } 2218 2219 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2220 psit.remove(); 2221 logCriticalInfo(Log.WARN, "System package " + ps.name 2222 + " no longer exists; wiping its data"); 2223 removeDataDirsLI(null, ps.name); 2224 } else { 2225 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2226 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2227 possiblyDeletedUpdatedSystemApps.add(ps.name); 2228 } 2229 } 2230 } 2231 } 2232 2233 //look for any incomplete package installations 2234 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2235 //clean up list 2236 for(int i = 0; i < deletePkgsList.size(); i++) { 2237 //clean up here 2238 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2239 } 2240 //delete tmp files 2241 deleteTempPackageFiles(); 2242 2243 // Remove any shared userIDs that have no associated packages 2244 mSettings.pruneSharedUsersLPw(); 2245 2246 if (!mOnlyCore) { 2247 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2248 SystemClock.uptimeMillis()); 2249 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2250 2251 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2252 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2253 2254 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2255 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2256 2257 /** 2258 * Remove disable package settings for any updated system 2259 * apps that were removed via an OTA. If they're not a 2260 * previously-updated app, remove them completely. 2261 * Otherwise, just revoke their system-level permissions. 2262 */ 2263 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2264 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2265 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2266 2267 String msg; 2268 if (deletedPkg == null) { 2269 msg = "Updated system package " + deletedAppName 2270 + " no longer exists; wiping its data"; 2271 removeDataDirsLI(null, deletedAppName); 2272 } else { 2273 msg = "Updated system app + " + deletedAppName 2274 + " no longer present; removing system privileges for " 2275 + deletedAppName; 2276 2277 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2278 2279 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2280 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2281 } 2282 logCriticalInfo(Log.WARN, msg); 2283 } 2284 2285 /** 2286 * Make sure all system apps that we expected to appear on 2287 * the userdata partition actually showed up. If they never 2288 * appeared, crawl back and revive the system version. 2289 */ 2290 for (int i = 0; i < mExpectingBetter.size(); i++) { 2291 final String packageName = mExpectingBetter.keyAt(i); 2292 if (!mPackages.containsKey(packageName)) { 2293 final File scanFile = mExpectingBetter.valueAt(i); 2294 2295 logCriticalInfo(Log.WARN, "Expected better " + packageName 2296 + " but never showed up; reverting to system"); 2297 2298 final int reparseFlags; 2299 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2300 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2301 | PackageParser.PARSE_IS_SYSTEM_DIR 2302 | PackageParser.PARSE_IS_PRIVILEGED; 2303 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2304 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2305 | PackageParser.PARSE_IS_SYSTEM_DIR; 2306 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2307 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2308 | PackageParser.PARSE_IS_SYSTEM_DIR; 2309 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2310 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2311 | PackageParser.PARSE_IS_SYSTEM_DIR; 2312 } else { 2313 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2314 continue; 2315 } 2316 2317 mSettings.enableSystemPackageLPw(packageName); 2318 2319 try { 2320 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2321 } catch (PackageManagerException e) { 2322 Slog.e(TAG, "Failed to parse original system package: " 2323 + e.getMessage()); 2324 } 2325 } 2326 } 2327 } 2328 mExpectingBetter.clear(); 2329 2330 // Now that we know all of the shared libraries, update all clients to have 2331 // the correct library paths. 2332 updateAllSharedLibrariesLPw(); 2333 2334 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2335 // NOTE: We ignore potential failures here during a system scan (like 2336 // the rest of the commands above) because there's precious little we 2337 // can do about it. A settings error is reported, though. 2338 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2339 false /* boot complete */); 2340 } 2341 2342 // Now that we know all the packages we are keeping, 2343 // read and update their last usage times. 2344 mPackageUsage.readLP(); 2345 2346 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2347 SystemClock.uptimeMillis()); 2348 Slog.i(TAG, "Time to scan packages: " 2349 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2350 + " seconds"); 2351 2352 // If the platform SDK has changed since the last time we booted, 2353 // we need to re-grant app permission to catch any new ones that 2354 // appear. This is really a hack, and means that apps can in some 2355 // cases get permissions that the user didn't initially explicitly 2356 // allow... it would be nice to have some better way to handle 2357 // this situation. 2358 int updateFlags = UPDATE_PERMISSIONS_ALL; 2359 if (ver.sdkVersion != mSdkVersion) { 2360 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2361 + mSdkVersion + "; regranting permissions for internal storage"); 2362 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2363 } 2364 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2365 ver.sdkVersion = mSdkVersion; 2366 2367 // If this is the first boot or an update from pre-M, and it is a normal 2368 // boot, then we need to initialize the default preferred apps across 2369 // all defined users. 2370 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2371 for (UserInfo user : sUserManager.getUsers(true)) { 2372 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2373 applyFactoryDefaultBrowserLPw(user.id); 2374 primeDomainVerificationsLPw(user.id); 2375 } 2376 } 2377 2378 // If this is first boot after an OTA, and a normal boot, then 2379 // we need to clear code cache directories. 2380 if (mIsUpgrade && !onlyCore) { 2381 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2382 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2383 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2384 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2385 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2386 } 2387 } 2388 ver.fingerprint = Build.FINGERPRINT; 2389 } 2390 2391 checkDefaultBrowser(); 2392 2393 // clear only after permissions and other defaults have been updated 2394 mExistingSystemPackages.clear(); 2395 mPromoteSystemApps = false; 2396 2397 // All the changes are done during package scanning. 2398 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2399 2400 // can downgrade to reader 2401 mSettings.writeLPr(); 2402 2403 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2404 SystemClock.uptimeMillis()); 2405 2406 if (!mOnlyCore) { 2407 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2408 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2409 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2410 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2411 mIntentFilterVerifierComponent); 2412 } else { 2413 mRequiredVerifierPackage = null; 2414 mRequiredInstallerPackage = null; 2415 mIntentFilterVerifierComponent = null; 2416 mIntentFilterVerifier = null; 2417 } 2418 2419 mInstallerService = new PackageInstallerService(context, this); 2420 2421 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2422 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2423 // both the installer and resolver must be present to enable ephemeral 2424 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2425 if (DEBUG_EPHEMERAL) { 2426 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2427 + " installer:" + ephemeralInstallerComponent); 2428 } 2429 mEphemeralResolverComponent = ephemeralResolverComponent; 2430 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2431 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2432 mEphemeralResolverConnection = 2433 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2434 } else { 2435 if (DEBUG_EPHEMERAL) { 2436 final String missingComponent = 2437 (ephemeralResolverComponent == null) 2438 ? (ephemeralInstallerComponent == null) 2439 ? "resolver and installer" 2440 : "resolver" 2441 : "installer"; 2442 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2443 } 2444 mEphemeralResolverComponent = null; 2445 mEphemeralInstallerComponent = null; 2446 mEphemeralResolverConnection = null; 2447 } 2448 2449 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2450 } // synchronized (mPackages) 2451 } // synchronized (mInstallLock) 2452 2453 // Now after opening every single application zip, make sure they 2454 // are all flushed. Not really needed, but keeps things nice and 2455 // tidy. 2456 Runtime.getRuntime().gc(); 2457 2458 // The initial scanning above does many calls into installd while 2459 // holding the mPackages lock, but we're mostly interested in yelling 2460 // once we have a booted system. 2461 mInstaller.setWarnIfHeld(mPackages); 2462 2463 // Expose private service for system components to use. 2464 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2465 } 2466 2467 @Override 2468 public boolean isFirstBoot() { 2469 return !mRestoredSettings; 2470 } 2471 2472 @Override 2473 public boolean isOnlyCoreApps() { 2474 return mOnlyCore; 2475 } 2476 2477 @Override 2478 public boolean isUpgrade() { 2479 return mIsUpgrade; 2480 } 2481 2482 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2483 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2484 2485 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2486 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2487 if (matches.size() == 1) { 2488 return matches.get(0).getComponentInfo().packageName; 2489 } else { 2490 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2491 return null; 2492 } 2493 } 2494 2495 private @NonNull String getRequiredInstallerLPr() { 2496 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2497 intent.addCategory(Intent.CATEGORY_DEFAULT); 2498 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2499 2500 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2501 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2502 if (matches.size() == 1) { 2503 return matches.get(0).getComponentInfo().packageName; 2504 } else { 2505 throw new RuntimeException("There must be exactly one installer; found " + matches); 2506 } 2507 } 2508 2509 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2510 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2511 2512 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2513 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2514 ResolveInfo best = null; 2515 final int N = matches.size(); 2516 for (int i = 0; i < N; i++) { 2517 final ResolveInfo cur = matches.get(i); 2518 final String packageName = cur.getComponentInfo().packageName; 2519 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2520 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2521 continue; 2522 } 2523 2524 if (best == null || cur.priority > best.priority) { 2525 best = cur; 2526 } 2527 } 2528 2529 if (best != null) { 2530 return best.getComponentInfo().getComponentName(); 2531 } else { 2532 throw new RuntimeException("There must be at least one intent filter verifier"); 2533 } 2534 } 2535 2536 private @Nullable ComponentName getEphemeralResolverLPr() { 2537 final String[] packageArray = 2538 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2539 if (packageArray.length == 0) { 2540 if (DEBUG_EPHEMERAL) { 2541 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2542 } 2543 return null; 2544 } 2545 2546 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2547 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2548 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2549 2550 final int N = resolvers.size(); 2551 if (N == 0) { 2552 if (DEBUG_EPHEMERAL) { 2553 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2554 } 2555 return null; 2556 } 2557 2558 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2559 for (int i = 0; i < N; i++) { 2560 final ResolveInfo info = resolvers.get(i); 2561 2562 if (info.serviceInfo == null) { 2563 continue; 2564 } 2565 2566 final String packageName = info.serviceInfo.packageName; 2567 if (!possiblePackages.contains(packageName)) { 2568 if (DEBUG_EPHEMERAL) { 2569 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2570 + " pkg: " + packageName + ", info:" + info); 2571 } 2572 continue; 2573 } 2574 2575 if (DEBUG_EPHEMERAL) { 2576 Slog.v(TAG, "Ephemeral resolver found;" 2577 + " pkg: " + packageName + ", info:" + info); 2578 } 2579 return new ComponentName(packageName, info.serviceInfo.name); 2580 } 2581 if (DEBUG_EPHEMERAL) { 2582 Slog.v(TAG, "Ephemeral resolver NOT found"); 2583 } 2584 return null; 2585 } 2586 2587 private @Nullable ComponentName getEphemeralInstallerLPr() { 2588 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2589 intent.addCategory(Intent.CATEGORY_DEFAULT); 2590 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2591 2592 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2593 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2594 if (matches.size() == 0) { 2595 return null; 2596 } else if (matches.size() == 1) { 2597 return matches.get(0).getComponentInfo().getComponentName(); 2598 } else { 2599 throw new RuntimeException( 2600 "There must be at most one ephemeral installer; found " + matches); 2601 } 2602 } 2603 2604 private void primeDomainVerificationsLPw(int userId) { 2605 if (DEBUG_DOMAIN_VERIFICATION) { 2606 Slog.d(TAG, "Priming domain verifications in user " + userId); 2607 } 2608 2609 SystemConfig systemConfig = SystemConfig.getInstance(); 2610 ArraySet<String> packages = systemConfig.getLinkedApps(); 2611 ArraySet<String> domains = new ArraySet<String>(); 2612 2613 for (String packageName : packages) { 2614 PackageParser.Package pkg = mPackages.get(packageName); 2615 if (pkg != null) { 2616 if (!pkg.isSystemApp()) { 2617 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2618 continue; 2619 } 2620 2621 domains.clear(); 2622 for (PackageParser.Activity a : pkg.activities) { 2623 for (ActivityIntentInfo filter : a.intents) { 2624 if (hasValidDomains(filter)) { 2625 domains.addAll(filter.getHostsList()); 2626 } 2627 } 2628 } 2629 2630 if (domains.size() > 0) { 2631 if (DEBUG_DOMAIN_VERIFICATION) { 2632 Slog.v(TAG, " + " + packageName); 2633 } 2634 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2635 // state w.r.t. the formal app-linkage "no verification attempted" state; 2636 // and then 'always' in the per-user state actually used for intent resolution. 2637 final IntentFilterVerificationInfo ivi; 2638 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2639 new ArrayList<String>(domains)); 2640 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2641 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2642 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2643 } else { 2644 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2645 + "' does not handle web links"); 2646 } 2647 } else { 2648 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2649 } 2650 } 2651 2652 scheduleWritePackageRestrictionsLocked(userId); 2653 scheduleWriteSettingsLocked(); 2654 } 2655 2656 private void applyFactoryDefaultBrowserLPw(int userId) { 2657 // The default browser app's package name is stored in a string resource, 2658 // with a product-specific overlay used for vendor customization. 2659 String browserPkg = mContext.getResources().getString( 2660 com.android.internal.R.string.default_browser); 2661 if (!TextUtils.isEmpty(browserPkg)) { 2662 // non-empty string => required to be a known package 2663 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2664 if (ps == null) { 2665 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2666 browserPkg = null; 2667 } else { 2668 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2669 } 2670 } 2671 2672 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2673 // default. If there's more than one, just leave everything alone. 2674 if (browserPkg == null) { 2675 calculateDefaultBrowserLPw(userId); 2676 } 2677 } 2678 2679 private void calculateDefaultBrowserLPw(int userId) { 2680 List<String> allBrowsers = resolveAllBrowserApps(userId); 2681 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2682 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2683 } 2684 2685 private List<String> resolveAllBrowserApps(int userId) { 2686 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2687 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2688 PackageManager.MATCH_ALL, userId); 2689 2690 final int count = list.size(); 2691 List<String> result = new ArrayList<String>(count); 2692 for (int i=0; i<count; i++) { 2693 ResolveInfo info = list.get(i); 2694 if (info.activityInfo == null 2695 || !info.handleAllWebDataURI 2696 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2697 || result.contains(info.activityInfo.packageName)) { 2698 continue; 2699 } 2700 result.add(info.activityInfo.packageName); 2701 } 2702 2703 return result; 2704 } 2705 2706 private boolean packageIsBrowser(String packageName, int userId) { 2707 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2708 PackageManager.MATCH_ALL, userId); 2709 final int N = list.size(); 2710 for (int i = 0; i < N; i++) { 2711 ResolveInfo info = list.get(i); 2712 if (packageName.equals(info.activityInfo.packageName)) { 2713 return true; 2714 } 2715 } 2716 return false; 2717 } 2718 2719 private void checkDefaultBrowser() { 2720 final int myUserId = UserHandle.myUserId(); 2721 final String packageName = getDefaultBrowserPackageName(myUserId); 2722 if (packageName != null) { 2723 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2724 if (info == null) { 2725 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2726 synchronized (mPackages) { 2727 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2728 } 2729 } 2730 } 2731 } 2732 2733 @Override 2734 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2735 throws RemoteException { 2736 try { 2737 return super.onTransact(code, data, reply, flags); 2738 } catch (RuntimeException e) { 2739 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2740 Slog.wtf(TAG, "Package Manager Crash", e); 2741 } 2742 throw e; 2743 } 2744 } 2745 2746 void cleanupInstallFailedPackage(PackageSetting ps) { 2747 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2748 2749 removeDataDirsLI(ps.volumeUuid, ps.name); 2750 if (ps.codePath != null) { 2751 removeCodePathLI(ps.codePath); 2752 } 2753 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2754 if (ps.resourcePath.isDirectory()) { 2755 FileUtils.deleteContents(ps.resourcePath); 2756 } 2757 ps.resourcePath.delete(); 2758 } 2759 mSettings.removePackageLPw(ps.name); 2760 } 2761 2762 static int[] appendInts(int[] cur, int[] add) { 2763 if (add == null) return cur; 2764 if (cur == null) return add; 2765 final int N = add.length; 2766 for (int i=0; i<N; i++) { 2767 cur = appendInt(cur, add[i]); 2768 } 2769 return cur; 2770 } 2771 2772 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 final PackageSetting ps = (PackageSetting) p.mExtras; 2775 if (ps == null) { 2776 return null; 2777 } 2778 2779 final PermissionsState permissionsState = ps.getPermissionsState(); 2780 2781 final int[] gids = permissionsState.computeGids(userId); 2782 final Set<String> permissions = permissionsState.getPermissions(userId); 2783 final PackageUserState state = ps.readUserState(userId); 2784 2785 return PackageParser.generatePackageInfo(p, gids, flags, 2786 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2787 } 2788 2789 @Override 2790 public void checkPackageStartable(String packageName, int userId) { 2791 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2792 2793 synchronized (mPackages) { 2794 final PackageSetting ps = mSettings.mPackages.get(packageName); 2795 if (ps == null) { 2796 throw new SecurityException("Package " + packageName + " was not found!"); 2797 } 2798 2799 if (ps.frozen) { 2800 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2801 } 2802 2803 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2804 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2805 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2806 } 2807 } 2808 } 2809 2810 @Override 2811 public boolean isPackageAvailable(String packageName, int userId) { 2812 if (!sUserManager.exists(userId)) return false; 2813 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2814 synchronized (mPackages) { 2815 PackageParser.Package p = mPackages.get(packageName); 2816 if (p != null) { 2817 final PackageSetting ps = (PackageSetting) p.mExtras; 2818 if (ps != null) { 2819 final PackageUserState state = ps.readUserState(userId); 2820 if (state != null) { 2821 return PackageParser.isAvailable(state); 2822 } 2823 } 2824 } 2825 } 2826 return false; 2827 } 2828 2829 @Override 2830 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2831 if (!sUserManager.exists(userId)) return null; 2832 flags = updateFlagsForPackage(flags, userId, packageName); 2833 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2834 // reader 2835 synchronized (mPackages) { 2836 PackageParser.Package p = mPackages.get(packageName); 2837 if (DEBUG_PACKAGE_INFO) 2838 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2839 if (p != null) { 2840 return generatePackageInfo(p, flags, userId); 2841 } 2842 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2843 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2844 } 2845 } 2846 return null; 2847 } 2848 2849 @Override 2850 public String[] currentToCanonicalPackageNames(String[] names) { 2851 String[] out = new String[names.length]; 2852 // reader 2853 synchronized (mPackages) { 2854 for (int i=names.length-1; i>=0; i--) { 2855 PackageSetting ps = mSettings.mPackages.get(names[i]); 2856 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2857 } 2858 } 2859 return out; 2860 } 2861 2862 @Override 2863 public String[] canonicalToCurrentPackageNames(String[] names) { 2864 String[] out = new String[names.length]; 2865 // reader 2866 synchronized (mPackages) { 2867 for (int i=names.length-1; i>=0; i--) { 2868 String cur = mSettings.mRenamedPackages.get(names[i]); 2869 out[i] = cur != null ? cur : names[i]; 2870 } 2871 } 2872 return out; 2873 } 2874 2875 @Override 2876 public int getPackageUid(String packageName, int flags, int userId) { 2877 if (!sUserManager.exists(userId)) return -1; 2878 flags = updateFlagsForPackage(flags, userId, packageName); 2879 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2880 2881 // reader 2882 synchronized (mPackages) { 2883 final PackageParser.Package p = mPackages.get(packageName); 2884 if (p != null && p.isMatch(flags)) { 2885 return UserHandle.getUid(userId, p.applicationInfo.uid); 2886 } 2887 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2888 final PackageSetting ps = mSettings.mPackages.get(packageName); 2889 if (ps != null && ps.isMatch(flags)) { 2890 return UserHandle.getUid(userId, ps.appId); 2891 } 2892 } 2893 } 2894 2895 return -1; 2896 } 2897 2898 @Override 2899 public int[] getPackageGids(String packageName, int flags, int userId) { 2900 if (!sUserManager.exists(userId)) return null; 2901 flags = updateFlagsForPackage(flags, userId, packageName); 2902 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2903 "getPackageGids"); 2904 2905 // reader 2906 synchronized (mPackages) { 2907 final PackageParser.Package p = mPackages.get(packageName); 2908 if (p != null && p.isMatch(flags)) { 2909 PackageSetting ps = (PackageSetting) p.mExtras; 2910 return ps.getPermissionsState().computeGids(userId); 2911 } 2912 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2913 final PackageSetting ps = mSettings.mPackages.get(packageName); 2914 if (ps != null && ps.isMatch(flags)) { 2915 return ps.getPermissionsState().computeGids(userId); 2916 } 2917 } 2918 } 2919 2920 return null; 2921 } 2922 2923 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2924 if (bp.perm != null) { 2925 return PackageParser.generatePermissionInfo(bp.perm, flags); 2926 } 2927 PermissionInfo pi = new PermissionInfo(); 2928 pi.name = bp.name; 2929 pi.packageName = bp.sourcePackage; 2930 pi.nonLocalizedLabel = bp.name; 2931 pi.protectionLevel = bp.protectionLevel; 2932 return pi; 2933 } 2934 2935 @Override 2936 public PermissionInfo getPermissionInfo(String name, int flags) { 2937 // reader 2938 synchronized (mPackages) { 2939 final BasePermission p = mSettings.mPermissions.get(name); 2940 if (p != null) { 2941 return generatePermissionInfo(p, flags); 2942 } 2943 return null; 2944 } 2945 } 2946 2947 @Override 2948 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2949 // reader 2950 synchronized (mPackages) { 2951 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2952 for (BasePermission p : mSettings.mPermissions.values()) { 2953 if (group == null) { 2954 if (p.perm == null || p.perm.info.group == null) { 2955 out.add(generatePermissionInfo(p, flags)); 2956 } 2957 } else { 2958 if (p.perm != null && group.equals(p.perm.info.group)) { 2959 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2960 } 2961 } 2962 } 2963 2964 if (out.size() > 0) { 2965 return out; 2966 } 2967 return mPermissionGroups.containsKey(group) ? out : null; 2968 } 2969 } 2970 2971 @Override 2972 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2973 // reader 2974 synchronized (mPackages) { 2975 return PackageParser.generatePermissionGroupInfo( 2976 mPermissionGroups.get(name), flags); 2977 } 2978 } 2979 2980 @Override 2981 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2982 // reader 2983 synchronized (mPackages) { 2984 final int N = mPermissionGroups.size(); 2985 ArrayList<PermissionGroupInfo> out 2986 = new ArrayList<PermissionGroupInfo>(N); 2987 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2988 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2989 } 2990 return out; 2991 } 2992 } 2993 2994 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2995 int userId) { 2996 if (!sUserManager.exists(userId)) return null; 2997 PackageSetting ps = mSettings.mPackages.get(packageName); 2998 if (ps != null) { 2999 if (ps.pkg == null) { 3000 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3001 flags, userId); 3002 if (pInfo != null) { 3003 return pInfo.applicationInfo; 3004 } 3005 return null; 3006 } 3007 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3008 ps.readUserState(userId), userId); 3009 } 3010 return null; 3011 } 3012 3013 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3014 int userId) { 3015 if (!sUserManager.exists(userId)) return null; 3016 PackageSetting ps = mSettings.mPackages.get(packageName); 3017 if (ps != null) { 3018 PackageParser.Package pkg = ps.pkg; 3019 if (pkg == null) { 3020 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3021 return null; 3022 } 3023 // Only data remains, so we aren't worried about code paths 3024 pkg = new PackageParser.Package(packageName); 3025 pkg.applicationInfo.packageName = packageName; 3026 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3027 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3028 pkg.applicationInfo.uid = ps.appId; 3029 pkg.applicationInfo.initForUser(userId); 3030 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3031 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3032 } 3033 return generatePackageInfo(pkg, flags, userId); 3034 } 3035 return null; 3036 } 3037 3038 @Override 3039 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3040 if (!sUserManager.exists(userId)) return null; 3041 flags = updateFlagsForApplication(flags, userId, packageName); 3042 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3043 // writer 3044 synchronized (mPackages) { 3045 PackageParser.Package p = mPackages.get(packageName); 3046 if (DEBUG_PACKAGE_INFO) Log.v( 3047 TAG, "getApplicationInfo " + packageName 3048 + ": " + p); 3049 if (p != null) { 3050 PackageSetting ps = mSettings.mPackages.get(packageName); 3051 if (ps == null) return null; 3052 // Note: isEnabledLP() does not apply here - always return info 3053 return PackageParser.generateApplicationInfo( 3054 p, flags, ps.readUserState(userId), userId); 3055 } 3056 if ("android".equals(packageName)||"system".equals(packageName)) { 3057 return mAndroidApplication; 3058 } 3059 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3060 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3061 } 3062 } 3063 return null; 3064 } 3065 3066 @Override 3067 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3068 final IPackageDataObserver observer) { 3069 mContext.enforceCallingOrSelfPermission( 3070 android.Manifest.permission.CLEAR_APP_CACHE, null); 3071 // Queue up an async operation since clearing cache may take a little while. 3072 mHandler.post(new Runnable() { 3073 public void run() { 3074 mHandler.removeCallbacks(this); 3075 boolean success = true; 3076 synchronized (mInstallLock) { 3077 try { 3078 mInstaller.freeCache(volumeUuid, freeStorageSize); 3079 } catch (InstallerException e) { 3080 Slog.w(TAG, "Couldn't clear application caches: " + e); 3081 success = false; 3082 } 3083 } 3084 if (observer != null) { 3085 try { 3086 observer.onRemoveCompleted(null, success); 3087 } catch (RemoteException e) { 3088 Slog.w(TAG, "RemoveException when invoking call back"); 3089 } 3090 } 3091 } 3092 }); 3093 } 3094 3095 @Override 3096 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3097 final IntentSender pi) { 3098 mContext.enforceCallingOrSelfPermission( 3099 android.Manifest.permission.CLEAR_APP_CACHE, null); 3100 // Queue up an async operation since clearing cache may take a little while. 3101 mHandler.post(new Runnable() { 3102 public void run() { 3103 mHandler.removeCallbacks(this); 3104 boolean success = true; 3105 synchronized (mInstallLock) { 3106 try { 3107 mInstaller.freeCache(volumeUuid, freeStorageSize); 3108 } catch (InstallerException e) { 3109 Slog.w(TAG, "Couldn't clear application caches: " + e); 3110 success = false; 3111 } 3112 } 3113 if(pi != null) { 3114 try { 3115 // Callback via pending intent 3116 int code = success ? 1 : 0; 3117 pi.sendIntent(null, code, null, 3118 null, null); 3119 } catch (SendIntentException e1) { 3120 Slog.i(TAG, "Failed to send pending intent"); 3121 } 3122 } 3123 } 3124 }); 3125 } 3126 3127 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3128 synchronized (mInstallLock) { 3129 try { 3130 mInstaller.freeCache(volumeUuid, freeStorageSize); 3131 } catch (InstallerException e) { 3132 throw new IOException("Failed to free enough space", e); 3133 } 3134 } 3135 } 3136 3137 /** 3138 * Return if the user key is currently unlocked. 3139 */ 3140 private boolean isUserKeyUnlocked(int userId) { 3141 if (StorageManager.isFileBasedEncryptionEnabled()) { 3142 final IMountService mount = IMountService.Stub 3143 .asInterface(ServiceManager.getService("mount")); 3144 if (mount == null) { 3145 Slog.w(TAG, "Early during boot, assuming locked"); 3146 return false; 3147 } 3148 final long token = Binder.clearCallingIdentity(); 3149 try { 3150 return mount.isUserKeyUnlocked(userId); 3151 } catch (RemoteException e) { 3152 throw e.rethrowAsRuntimeException(); 3153 } finally { 3154 Binder.restoreCallingIdentity(token); 3155 } 3156 } else { 3157 return true; 3158 } 3159 } 3160 3161 /** 3162 * Update given flags based on encryption status of current user. 3163 */ 3164 private int updateFlags(int flags, int userId) { 3165 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3166 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3167 // Caller expressed an explicit opinion about what encryption 3168 // aware/unaware components they want to see, so fall through and 3169 // give them what they want 3170 } else { 3171 // Caller expressed no opinion, so match based on user state 3172 if (isUserKeyUnlocked(userId)) { 3173 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3174 } else { 3175 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3176 } 3177 } 3178 3179 // Safe mode means we should ignore any third-party apps 3180 if (mSafeMode) { 3181 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3182 } 3183 3184 return flags; 3185 } 3186 3187 /** 3188 * Update given flags when being used to request {@link PackageInfo}. 3189 */ 3190 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3191 boolean triaged = true; 3192 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3193 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3194 // Caller is asking for component details, so they'd better be 3195 // asking for specific encryption matching behavior, or be triaged 3196 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3197 | PackageManager.MATCH_ENCRYPTION_AWARE 3198 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3199 triaged = false; 3200 } 3201 } 3202 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3203 | PackageManager.MATCH_SYSTEM_ONLY 3204 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3205 triaged = false; 3206 } 3207 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3208 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3209 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3210 } 3211 return updateFlags(flags, userId); 3212 } 3213 3214 /** 3215 * Update given flags when being used to request {@link ApplicationInfo}. 3216 */ 3217 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3218 return updateFlagsForPackage(flags, userId, cookie); 3219 } 3220 3221 /** 3222 * Update given flags when being used to request {@link ComponentInfo}. 3223 */ 3224 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3225 if (cookie instanceof Intent) { 3226 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3227 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3228 } 3229 } 3230 3231 boolean triaged = true; 3232 // Caller is asking for component details, so they'd better be 3233 // asking for specific encryption matching behavior, or be triaged 3234 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3235 | PackageManager.MATCH_ENCRYPTION_AWARE 3236 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3237 triaged = false; 3238 } 3239 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3240 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3241 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3242 } 3243 return updateFlags(flags, userId); 3244 } 3245 3246 /** 3247 * Update given flags when being used to request {@link ResolveInfo}. 3248 */ 3249 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3250 return updateFlagsForComponent(flags, userId, cookie); 3251 } 3252 3253 @Override 3254 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3255 if (!sUserManager.exists(userId)) return null; 3256 flags = updateFlagsForComponent(flags, userId, component); 3257 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3258 synchronized (mPackages) { 3259 PackageParser.Activity a = mActivities.mActivities.get(component); 3260 3261 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3262 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3263 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3264 if (ps == null) return null; 3265 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3266 userId); 3267 } 3268 if (mResolveComponentName.equals(component)) { 3269 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3270 new PackageUserState(), userId); 3271 } 3272 } 3273 return null; 3274 } 3275 3276 @Override 3277 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3278 String resolvedType) { 3279 synchronized (mPackages) { 3280 if (component.equals(mResolveComponentName)) { 3281 // The resolver supports EVERYTHING! 3282 return true; 3283 } 3284 PackageParser.Activity a = mActivities.mActivities.get(component); 3285 if (a == null) { 3286 return false; 3287 } 3288 for (int i=0; i<a.intents.size(); i++) { 3289 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3290 intent.getData(), intent.getCategories(), TAG) >= 0) { 3291 return true; 3292 } 3293 } 3294 return false; 3295 } 3296 } 3297 3298 @Override 3299 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3300 if (!sUserManager.exists(userId)) return null; 3301 flags = updateFlagsForComponent(flags, userId, component); 3302 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3303 synchronized (mPackages) { 3304 PackageParser.Activity a = mReceivers.mActivities.get(component); 3305 if (DEBUG_PACKAGE_INFO) Log.v( 3306 TAG, "getReceiverInfo " + component + ": " + a); 3307 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3308 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3309 if (ps == null) return null; 3310 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3311 userId); 3312 } 3313 } 3314 return null; 3315 } 3316 3317 @Override 3318 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3319 if (!sUserManager.exists(userId)) return null; 3320 flags = updateFlagsForComponent(flags, userId, component); 3321 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3322 synchronized (mPackages) { 3323 PackageParser.Service s = mServices.mServices.get(component); 3324 if (DEBUG_PACKAGE_INFO) Log.v( 3325 TAG, "getServiceInfo " + component + ": " + s); 3326 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3327 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3328 if (ps == null) return null; 3329 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3330 userId); 3331 } 3332 } 3333 return null; 3334 } 3335 3336 @Override 3337 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3338 if (!sUserManager.exists(userId)) return null; 3339 flags = updateFlagsForComponent(flags, userId, component); 3340 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3341 synchronized (mPackages) { 3342 PackageParser.Provider p = mProviders.mProviders.get(component); 3343 if (DEBUG_PACKAGE_INFO) Log.v( 3344 TAG, "getProviderInfo " + component + ": " + p); 3345 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3346 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3347 if (ps == null) return null; 3348 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3349 userId); 3350 } 3351 } 3352 return null; 3353 } 3354 3355 @Override 3356 public String[] getSystemSharedLibraryNames() { 3357 Set<String> libSet; 3358 synchronized (mPackages) { 3359 libSet = mSharedLibraries.keySet(); 3360 int size = libSet.size(); 3361 if (size > 0) { 3362 String[] libs = new String[size]; 3363 libSet.toArray(libs); 3364 return libs; 3365 } 3366 } 3367 return null; 3368 } 3369 3370 /** 3371 * @hide 3372 */ 3373 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3374 synchronized (mPackages) { 3375 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3376 if (lib != null && lib.apk != null) { 3377 return mPackages.get(lib.apk); 3378 } 3379 } 3380 return null; 3381 } 3382 3383 @Override 3384 public FeatureInfo[] getSystemAvailableFeatures() { 3385 Collection<FeatureInfo> featSet; 3386 synchronized (mPackages) { 3387 featSet = mAvailableFeatures.values(); 3388 int size = featSet.size(); 3389 if (size > 0) { 3390 FeatureInfo[] features = new FeatureInfo[size+1]; 3391 featSet.toArray(features); 3392 FeatureInfo fi = new FeatureInfo(); 3393 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3394 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3395 features[size] = fi; 3396 return features; 3397 } 3398 } 3399 return null; 3400 } 3401 3402 @Override 3403 public boolean hasSystemFeature(String name) { 3404 synchronized (mPackages) { 3405 return mAvailableFeatures.containsKey(name); 3406 } 3407 } 3408 3409 @Override 3410 public int checkPermission(String permName, String pkgName, int userId) { 3411 if (!sUserManager.exists(userId)) { 3412 return PackageManager.PERMISSION_DENIED; 3413 } 3414 3415 synchronized (mPackages) { 3416 final PackageParser.Package p = mPackages.get(pkgName); 3417 if (p != null && p.mExtras != null) { 3418 final PackageSetting ps = (PackageSetting) p.mExtras; 3419 final PermissionsState permissionsState = ps.getPermissionsState(); 3420 if (permissionsState.hasPermission(permName, userId)) { 3421 return PackageManager.PERMISSION_GRANTED; 3422 } 3423 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3424 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3425 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3426 return PackageManager.PERMISSION_GRANTED; 3427 } 3428 } 3429 } 3430 3431 return PackageManager.PERMISSION_DENIED; 3432 } 3433 3434 @Override 3435 public int checkUidPermission(String permName, int uid) { 3436 final int userId = UserHandle.getUserId(uid); 3437 3438 if (!sUserManager.exists(userId)) { 3439 return PackageManager.PERMISSION_DENIED; 3440 } 3441 3442 synchronized (mPackages) { 3443 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3444 if (obj != null) { 3445 final SettingBase ps = (SettingBase) obj; 3446 final PermissionsState permissionsState = ps.getPermissionsState(); 3447 if (permissionsState.hasPermission(permName, userId)) { 3448 return PackageManager.PERMISSION_GRANTED; 3449 } 3450 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3451 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3452 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3453 return PackageManager.PERMISSION_GRANTED; 3454 } 3455 } else { 3456 ArraySet<String> perms = mSystemPermissions.get(uid); 3457 if (perms != null) { 3458 if (perms.contains(permName)) { 3459 return PackageManager.PERMISSION_GRANTED; 3460 } 3461 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3462 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3463 return PackageManager.PERMISSION_GRANTED; 3464 } 3465 } 3466 } 3467 } 3468 3469 return PackageManager.PERMISSION_DENIED; 3470 } 3471 3472 @Override 3473 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3474 if (UserHandle.getCallingUserId() != userId) { 3475 mContext.enforceCallingPermission( 3476 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3477 "isPermissionRevokedByPolicy for user " + userId); 3478 } 3479 3480 if (checkPermission(permission, packageName, userId) 3481 == PackageManager.PERMISSION_GRANTED) { 3482 return false; 3483 } 3484 3485 final long identity = Binder.clearCallingIdentity(); 3486 try { 3487 final int flags = getPermissionFlags(permission, packageName, userId); 3488 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3489 } finally { 3490 Binder.restoreCallingIdentity(identity); 3491 } 3492 } 3493 3494 @Override 3495 public String getPermissionControllerPackageName() { 3496 synchronized (mPackages) { 3497 return mRequiredInstallerPackage; 3498 } 3499 } 3500 3501 /** 3502 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3503 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3504 * @param checkShell TODO(yamasani): 3505 * @param message the message to log on security exception 3506 */ 3507 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3508 boolean checkShell, String message) { 3509 if (userId < 0) { 3510 throw new IllegalArgumentException("Invalid userId " + userId); 3511 } 3512 if (checkShell) { 3513 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3514 } 3515 if (userId == UserHandle.getUserId(callingUid)) return; 3516 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3517 if (requireFullPermission) { 3518 mContext.enforceCallingOrSelfPermission( 3519 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3520 } else { 3521 try { 3522 mContext.enforceCallingOrSelfPermission( 3523 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3524 } catch (SecurityException se) { 3525 mContext.enforceCallingOrSelfPermission( 3526 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3527 } 3528 } 3529 } 3530 } 3531 3532 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3533 if (callingUid == Process.SHELL_UID) { 3534 if (userHandle >= 0 3535 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3536 throw new SecurityException("Shell does not have permission to access user " 3537 + userHandle); 3538 } else if (userHandle < 0) { 3539 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3540 + Debug.getCallers(3)); 3541 } 3542 } 3543 } 3544 3545 private BasePermission findPermissionTreeLP(String permName) { 3546 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3547 if (permName.startsWith(bp.name) && 3548 permName.length() > bp.name.length() && 3549 permName.charAt(bp.name.length()) == '.') { 3550 return bp; 3551 } 3552 } 3553 return null; 3554 } 3555 3556 private BasePermission checkPermissionTreeLP(String permName) { 3557 if (permName != null) { 3558 BasePermission bp = findPermissionTreeLP(permName); 3559 if (bp != null) { 3560 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3561 return bp; 3562 } 3563 throw new SecurityException("Calling uid " 3564 + Binder.getCallingUid() 3565 + " is not allowed to add to permission tree " 3566 + bp.name + " owned by uid " + bp.uid); 3567 } 3568 } 3569 throw new SecurityException("No permission tree found for " + permName); 3570 } 3571 3572 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3573 if (s1 == null) { 3574 return s2 == null; 3575 } 3576 if (s2 == null) { 3577 return false; 3578 } 3579 if (s1.getClass() != s2.getClass()) { 3580 return false; 3581 } 3582 return s1.equals(s2); 3583 } 3584 3585 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3586 if (pi1.icon != pi2.icon) return false; 3587 if (pi1.logo != pi2.logo) return false; 3588 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3589 if (!compareStrings(pi1.name, pi2.name)) return false; 3590 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3591 // We'll take care of setting this one. 3592 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3593 // These are not currently stored in settings. 3594 //if (!compareStrings(pi1.group, pi2.group)) return false; 3595 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3596 //if (pi1.labelRes != pi2.labelRes) return false; 3597 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3598 return true; 3599 } 3600 3601 int permissionInfoFootprint(PermissionInfo info) { 3602 int size = info.name.length(); 3603 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3604 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3605 return size; 3606 } 3607 3608 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3609 int size = 0; 3610 for (BasePermission perm : mSettings.mPermissions.values()) { 3611 if (perm.uid == tree.uid) { 3612 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3613 } 3614 } 3615 return size; 3616 } 3617 3618 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3619 // We calculate the max size of permissions defined by this uid and throw 3620 // if that plus the size of 'info' would exceed our stated maximum. 3621 if (tree.uid != Process.SYSTEM_UID) { 3622 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3623 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3624 throw new SecurityException("Permission tree size cap exceeded"); 3625 } 3626 } 3627 } 3628 3629 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3630 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3631 throw new SecurityException("Label must be specified in permission"); 3632 } 3633 BasePermission tree = checkPermissionTreeLP(info.name); 3634 BasePermission bp = mSettings.mPermissions.get(info.name); 3635 boolean added = bp == null; 3636 boolean changed = true; 3637 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3638 if (added) { 3639 enforcePermissionCapLocked(info, tree); 3640 bp = new BasePermission(info.name, tree.sourcePackage, 3641 BasePermission.TYPE_DYNAMIC); 3642 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3643 throw new SecurityException( 3644 "Not allowed to modify non-dynamic permission " 3645 + info.name); 3646 } else { 3647 if (bp.protectionLevel == fixedLevel 3648 && bp.perm.owner.equals(tree.perm.owner) 3649 && bp.uid == tree.uid 3650 && comparePermissionInfos(bp.perm.info, info)) { 3651 changed = false; 3652 } 3653 } 3654 bp.protectionLevel = fixedLevel; 3655 info = new PermissionInfo(info); 3656 info.protectionLevel = fixedLevel; 3657 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3658 bp.perm.info.packageName = tree.perm.info.packageName; 3659 bp.uid = tree.uid; 3660 if (added) { 3661 mSettings.mPermissions.put(info.name, bp); 3662 } 3663 if (changed) { 3664 if (!async) { 3665 mSettings.writeLPr(); 3666 } else { 3667 scheduleWriteSettingsLocked(); 3668 } 3669 } 3670 return added; 3671 } 3672 3673 @Override 3674 public boolean addPermission(PermissionInfo info) { 3675 synchronized (mPackages) { 3676 return addPermissionLocked(info, false); 3677 } 3678 } 3679 3680 @Override 3681 public boolean addPermissionAsync(PermissionInfo info) { 3682 synchronized (mPackages) { 3683 return addPermissionLocked(info, true); 3684 } 3685 } 3686 3687 @Override 3688 public void removePermission(String name) { 3689 synchronized (mPackages) { 3690 checkPermissionTreeLP(name); 3691 BasePermission bp = mSettings.mPermissions.get(name); 3692 if (bp != null) { 3693 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3694 throw new SecurityException( 3695 "Not allowed to modify non-dynamic permission " 3696 + name); 3697 } 3698 mSettings.mPermissions.remove(name); 3699 mSettings.writeLPr(); 3700 } 3701 } 3702 } 3703 3704 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3705 BasePermission bp) { 3706 int index = pkg.requestedPermissions.indexOf(bp.name); 3707 if (index == -1) { 3708 throw new SecurityException("Package " + pkg.packageName 3709 + " has not requested permission " + bp.name); 3710 } 3711 if (!bp.isRuntime() && !bp.isDevelopment()) { 3712 throw new SecurityException("Permission " + bp.name 3713 + " is not a changeable permission type"); 3714 } 3715 } 3716 3717 @Override 3718 public void grantRuntimePermission(String packageName, String name, final int userId) { 3719 if (!sUserManager.exists(userId)) { 3720 Log.e(TAG, "No such user:" + userId); 3721 return; 3722 } 3723 3724 mContext.enforceCallingOrSelfPermission( 3725 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3726 "grantRuntimePermission"); 3727 3728 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3729 "grantRuntimePermission"); 3730 3731 final int uid; 3732 final SettingBase sb; 3733 3734 synchronized (mPackages) { 3735 final PackageParser.Package pkg = mPackages.get(packageName); 3736 if (pkg == null) { 3737 throw new IllegalArgumentException("Unknown package: " + packageName); 3738 } 3739 3740 final BasePermission bp = mSettings.mPermissions.get(name); 3741 if (bp == null) { 3742 throw new IllegalArgumentException("Unknown permission: " + name); 3743 } 3744 3745 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3746 3747 // If a permission review is required for legacy apps we represent 3748 // their permissions as always granted runtime ones since we need 3749 // to keep the review required permission flag per user while an 3750 // install permission's state is shared across all users. 3751 if (Build.PERMISSIONS_REVIEW_REQUIRED 3752 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3753 && bp.isRuntime()) { 3754 return; 3755 } 3756 3757 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3758 sb = (SettingBase) pkg.mExtras; 3759 if (sb == null) { 3760 throw new IllegalArgumentException("Unknown package: " + packageName); 3761 } 3762 3763 final PermissionsState permissionsState = sb.getPermissionsState(); 3764 3765 final int flags = permissionsState.getPermissionFlags(name, userId); 3766 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3767 throw new SecurityException("Cannot grant system fixed permission " 3768 + name + " for package " + packageName); 3769 } 3770 3771 if (bp.isDevelopment()) { 3772 // Development permissions must be handled specially, since they are not 3773 // normal runtime permissions. For now they apply to all users. 3774 if (permissionsState.grantInstallPermission(bp) != 3775 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3776 scheduleWriteSettingsLocked(); 3777 } 3778 return; 3779 } 3780 3781 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3782 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3783 return; 3784 } 3785 3786 final int result = permissionsState.grantRuntimePermission(bp, userId); 3787 switch (result) { 3788 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3789 return; 3790 } 3791 3792 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3793 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3794 mHandler.post(new Runnable() { 3795 @Override 3796 public void run() { 3797 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3798 } 3799 }); 3800 } 3801 break; 3802 } 3803 3804 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3805 3806 // Not critical if that is lost - app has to request again. 3807 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3808 } 3809 3810 // Only need to do this if user is initialized. Otherwise it's a new user 3811 // and there are no processes running as the user yet and there's no need 3812 // to make an expensive call to remount processes for the changed permissions. 3813 if (READ_EXTERNAL_STORAGE.equals(name) 3814 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3815 final long token = Binder.clearCallingIdentity(); 3816 try { 3817 if (sUserManager.isInitialized(userId)) { 3818 MountServiceInternal mountServiceInternal = LocalServices.getService( 3819 MountServiceInternal.class); 3820 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3821 } 3822 } finally { 3823 Binder.restoreCallingIdentity(token); 3824 } 3825 } 3826 } 3827 3828 @Override 3829 public void revokeRuntimePermission(String packageName, String name, int userId) { 3830 if (!sUserManager.exists(userId)) { 3831 Log.e(TAG, "No such user:" + userId); 3832 return; 3833 } 3834 3835 mContext.enforceCallingOrSelfPermission( 3836 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3837 "revokeRuntimePermission"); 3838 3839 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3840 "revokeRuntimePermission"); 3841 3842 final int appId; 3843 3844 synchronized (mPackages) { 3845 final PackageParser.Package pkg = mPackages.get(packageName); 3846 if (pkg == null) { 3847 throw new IllegalArgumentException("Unknown package: " + packageName); 3848 } 3849 3850 final BasePermission bp = mSettings.mPermissions.get(name); 3851 if (bp == null) { 3852 throw new IllegalArgumentException("Unknown permission: " + name); 3853 } 3854 3855 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3856 3857 // If a permission review is required for legacy apps we represent 3858 // their permissions as always granted runtime ones since we need 3859 // to keep the review required permission flag per user while an 3860 // install permission's state is shared across all users. 3861 if (Build.PERMISSIONS_REVIEW_REQUIRED 3862 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3863 && bp.isRuntime()) { 3864 return; 3865 } 3866 3867 SettingBase sb = (SettingBase) pkg.mExtras; 3868 if (sb == null) { 3869 throw new IllegalArgumentException("Unknown package: " + packageName); 3870 } 3871 3872 final PermissionsState permissionsState = sb.getPermissionsState(); 3873 3874 final int flags = permissionsState.getPermissionFlags(name, userId); 3875 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3876 throw new SecurityException("Cannot revoke system fixed permission " 3877 + name + " for package " + packageName); 3878 } 3879 3880 if (bp.isDevelopment()) { 3881 // Development permissions must be handled specially, since they are not 3882 // normal runtime permissions. For now they apply to all users. 3883 if (permissionsState.revokeInstallPermission(bp) != 3884 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3885 scheduleWriteSettingsLocked(); 3886 } 3887 return; 3888 } 3889 3890 if (permissionsState.revokeRuntimePermission(bp, userId) == 3891 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3892 return; 3893 } 3894 3895 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3896 3897 // Critical, after this call app should never have the permission. 3898 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3899 3900 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3901 } 3902 3903 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3904 } 3905 3906 @Override 3907 public void resetRuntimePermissions() { 3908 mContext.enforceCallingOrSelfPermission( 3909 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3910 "revokeRuntimePermission"); 3911 3912 int callingUid = Binder.getCallingUid(); 3913 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3914 mContext.enforceCallingOrSelfPermission( 3915 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3916 "resetRuntimePermissions"); 3917 } 3918 3919 synchronized (mPackages) { 3920 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3921 for (int userId : UserManagerService.getInstance().getUserIds()) { 3922 final int packageCount = mPackages.size(); 3923 for (int i = 0; i < packageCount; i++) { 3924 PackageParser.Package pkg = mPackages.valueAt(i); 3925 if (!(pkg.mExtras instanceof PackageSetting)) { 3926 continue; 3927 } 3928 PackageSetting ps = (PackageSetting) pkg.mExtras; 3929 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3930 } 3931 } 3932 } 3933 } 3934 3935 @Override 3936 public int getPermissionFlags(String name, String packageName, int userId) { 3937 if (!sUserManager.exists(userId)) { 3938 return 0; 3939 } 3940 3941 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3942 3943 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3944 "getPermissionFlags"); 3945 3946 synchronized (mPackages) { 3947 final PackageParser.Package pkg = mPackages.get(packageName); 3948 if (pkg == null) { 3949 throw new IllegalArgumentException("Unknown package: " + packageName); 3950 } 3951 3952 final BasePermission bp = mSettings.mPermissions.get(name); 3953 if (bp == null) { 3954 throw new IllegalArgumentException("Unknown permission: " + name); 3955 } 3956 3957 SettingBase sb = (SettingBase) pkg.mExtras; 3958 if (sb == null) { 3959 throw new IllegalArgumentException("Unknown package: " + packageName); 3960 } 3961 3962 PermissionsState permissionsState = sb.getPermissionsState(); 3963 return permissionsState.getPermissionFlags(name, userId); 3964 } 3965 } 3966 3967 @Override 3968 public void updatePermissionFlags(String name, String packageName, int flagMask, 3969 int flagValues, int userId) { 3970 if (!sUserManager.exists(userId)) { 3971 return; 3972 } 3973 3974 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3975 3976 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3977 "updatePermissionFlags"); 3978 3979 // Only the system can change these flags and nothing else. 3980 if (getCallingUid() != Process.SYSTEM_UID) { 3981 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3982 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3983 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3984 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3985 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3986 } 3987 3988 synchronized (mPackages) { 3989 final PackageParser.Package pkg = mPackages.get(packageName); 3990 if (pkg == null) { 3991 throw new IllegalArgumentException("Unknown package: " + packageName); 3992 } 3993 3994 final BasePermission bp = mSettings.mPermissions.get(name); 3995 if (bp == null) { 3996 throw new IllegalArgumentException("Unknown permission: " + name); 3997 } 3998 3999 SettingBase sb = (SettingBase) pkg.mExtras; 4000 if (sb == null) { 4001 throw new IllegalArgumentException("Unknown package: " + packageName); 4002 } 4003 4004 PermissionsState permissionsState = sb.getPermissionsState(); 4005 4006 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4007 4008 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4009 // Install and runtime permissions are stored in different places, 4010 // so figure out what permission changed and persist the change. 4011 if (permissionsState.getInstallPermissionState(name) != null) { 4012 scheduleWriteSettingsLocked(); 4013 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4014 || hadState) { 4015 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4016 } 4017 } 4018 } 4019 } 4020 4021 /** 4022 * Update the permission flags for all packages and runtime permissions of a user in order 4023 * to allow device or profile owner to remove POLICY_FIXED. 4024 */ 4025 @Override 4026 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4027 if (!sUserManager.exists(userId)) { 4028 return; 4029 } 4030 4031 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4032 4033 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4034 "updatePermissionFlagsForAllApps"); 4035 4036 // Only the system can change system fixed flags. 4037 if (getCallingUid() != Process.SYSTEM_UID) { 4038 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4039 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4040 } 4041 4042 synchronized (mPackages) { 4043 boolean changed = false; 4044 final int packageCount = mPackages.size(); 4045 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4046 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4047 SettingBase sb = (SettingBase) pkg.mExtras; 4048 if (sb == null) { 4049 continue; 4050 } 4051 PermissionsState permissionsState = sb.getPermissionsState(); 4052 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4053 userId, flagMask, flagValues); 4054 } 4055 if (changed) { 4056 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4057 } 4058 } 4059 } 4060 4061 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4062 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4063 != PackageManager.PERMISSION_GRANTED 4064 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4065 != PackageManager.PERMISSION_GRANTED) { 4066 throw new SecurityException(message + " requires " 4067 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4068 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4069 } 4070 } 4071 4072 @Override 4073 public boolean shouldShowRequestPermissionRationale(String permissionName, 4074 String packageName, int userId) { 4075 if (UserHandle.getCallingUserId() != userId) { 4076 mContext.enforceCallingPermission( 4077 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4078 "canShowRequestPermissionRationale for user " + userId); 4079 } 4080 4081 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4082 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4083 return false; 4084 } 4085 4086 if (checkPermission(permissionName, packageName, userId) 4087 == PackageManager.PERMISSION_GRANTED) { 4088 return false; 4089 } 4090 4091 final int flags; 4092 4093 final long identity = Binder.clearCallingIdentity(); 4094 try { 4095 flags = getPermissionFlags(permissionName, 4096 packageName, userId); 4097 } finally { 4098 Binder.restoreCallingIdentity(identity); 4099 } 4100 4101 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4102 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4103 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4104 4105 if ((flags & fixedFlags) != 0) { 4106 return false; 4107 } 4108 4109 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4110 } 4111 4112 @Override 4113 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4114 mContext.enforceCallingOrSelfPermission( 4115 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4116 "addOnPermissionsChangeListener"); 4117 4118 synchronized (mPackages) { 4119 mOnPermissionChangeListeners.addListenerLocked(listener); 4120 } 4121 } 4122 4123 @Override 4124 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4125 synchronized (mPackages) { 4126 mOnPermissionChangeListeners.removeListenerLocked(listener); 4127 } 4128 } 4129 4130 @Override 4131 public boolean isProtectedBroadcast(String actionName) { 4132 synchronized (mPackages) { 4133 if (mProtectedBroadcasts.contains(actionName)) { 4134 return true; 4135 } else if (actionName != null) { 4136 // TODO: remove these terrible hacks 4137 if (actionName.startsWith("android.net.netmon.lingerExpired") 4138 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4139 return true; 4140 } 4141 } 4142 } 4143 return false; 4144 } 4145 4146 @Override 4147 public int checkSignatures(String pkg1, String pkg2) { 4148 synchronized (mPackages) { 4149 final PackageParser.Package p1 = mPackages.get(pkg1); 4150 final PackageParser.Package p2 = mPackages.get(pkg2); 4151 if (p1 == null || p1.mExtras == null 4152 || p2 == null || p2.mExtras == null) { 4153 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4154 } 4155 return compareSignatures(p1.mSignatures, p2.mSignatures); 4156 } 4157 } 4158 4159 @Override 4160 public int checkUidSignatures(int uid1, int uid2) { 4161 // Map to base uids. 4162 uid1 = UserHandle.getAppId(uid1); 4163 uid2 = UserHandle.getAppId(uid2); 4164 // reader 4165 synchronized (mPackages) { 4166 Signature[] s1; 4167 Signature[] s2; 4168 Object obj = mSettings.getUserIdLPr(uid1); 4169 if (obj != null) { 4170 if (obj instanceof SharedUserSetting) { 4171 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4172 } else if (obj instanceof PackageSetting) { 4173 s1 = ((PackageSetting)obj).signatures.mSignatures; 4174 } else { 4175 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4176 } 4177 } else { 4178 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4179 } 4180 obj = mSettings.getUserIdLPr(uid2); 4181 if (obj != null) { 4182 if (obj instanceof SharedUserSetting) { 4183 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4184 } else if (obj instanceof PackageSetting) { 4185 s2 = ((PackageSetting)obj).signatures.mSignatures; 4186 } else { 4187 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4188 } 4189 } else { 4190 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4191 } 4192 return compareSignatures(s1, s2); 4193 } 4194 } 4195 4196 private void killUid(int appId, int userId, String reason) { 4197 final long identity = Binder.clearCallingIdentity(); 4198 try { 4199 IActivityManager am = ActivityManagerNative.getDefault(); 4200 if (am != null) { 4201 try { 4202 am.killUid(appId, userId, reason); 4203 } catch (RemoteException e) { 4204 /* ignore - same process */ 4205 } 4206 } 4207 } finally { 4208 Binder.restoreCallingIdentity(identity); 4209 } 4210 } 4211 4212 /** 4213 * Compares two sets of signatures. Returns: 4214 * <br /> 4215 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4216 * <br /> 4217 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4218 * <br /> 4219 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4220 * <br /> 4221 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4222 * <br /> 4223 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4224 */ 4225 static int compareSignatures(Signature[] s1, Signature[] s2) { 4226 if (s1 == null) { 4227 return s2 == null 4228 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4229 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4230 } 4231 4232 if (s2 == null) { 4233 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4234 } 4235 4236 if (s1.length != s2.length) { 4237 return PackageManager.SIGNATURE_NO_MATCH; 4238 } 4239 4240 // Since both signature sets are of size 1, we can compare without HashSets. 4241 if (s1.length == 1) { 4242 return s1[0].equals(s2[0]) ? 4243 PackageManager.SIGNATURE_MATCH : 4244 PackageManager.SIGNATURE_NO_MATCH; 4245 } 4246 4247 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4248 for (Signature sig : s1) { 4249 set1.add(sig); 4250 } 4251 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4252 for (Signature sig : s2) { 4253 set2.add(sig); 4254 } 4255 // Make sure s2 contains all signatures in s1. 4256 if (set1.equals(set2)) { 4257 return PackageManager.SIGNATURE_MATCH; 4258 } 4259 return PackageManager.SIGNATURE_NO_MATCH; 4260 } 4261 4262 /** 4263 * If the database version for this type of package (internal storage or 4264 * external storage) is less than the version where package signatures 4265 * were updated, return true. 4266 */ 4267 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4268 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4269 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4270 } 4271 4272 /** 4273 * Used for backward compatibility to make sure any packages with 4274 * certificate chains get upgraded to the new style. {@code existingSigs} 4275 * will be in the old format (since they were stored on disk from before the 4276 * system upgrade) and {@code scannedSigs} will be in the newer format. 4277 */ 4278 private int compareSignaturesCompat(PackageSignatures existingSigs, 4279 PackageParser.Package scannedPkg) { 4280 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4281 return PackageManager.SIGNATURE_NO_MATCH; 4282 } 4283 4284 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4285 for (Signature sig : existingSigs.mSignatures) { 4286 existingSet.add(sig); 4287 } 4288 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4289 for (Signature sig : scannedPkg.mSignatures) { 4290 try { 4291 Signature[] chainSignatures = sig.getChainSignatures(); 4292 for (Signature chainSig : chainSignatures) { 4293 scannedCompatSet.add(chainSig); 4294 } 4295 } catch (CertificateEncodingException e) { 4296 scannedCompatSet.add(sig); 4297 } 4298 } 4299 /* 4300 * Make sure the expanded scanned set contains all signatures in the 4301 * existing one. 4302 */ 4303 if (scannedCompatSet.equals(existingSet)) { 4304 // Migrate the old signatures to the new scheme. 4305 existingSigs.assignSignatures(scannedPkg.mSignatures); 4306 // The new KeySets will be re-added later in the scanning process. 4307 synchronized (mPackages) { 4308 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4309 } 4310 return PackageManager.SIGNATURE_MATCH; 4311 } 4312 return PackageManager.SIGNATURE_NO_MATCH; 4313 } 4314 4315 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4316 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4317 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4318 } 4319 4320 private int compareSignaturesRecover(PackageSignatures existingSigs, 4321 PackageParser.Package scannedPkg) { 4322 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4323 return PackageManager.SIGNATURE_NO_MATCH; 4324 } 4325 4326 String msg = null; 4327 try { 4328 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4329 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4330 + scannedPkg.packageName); 4331 return PackageManager.SIGNATURE_MATCH; 4332 } 4333 } catch (CertificateException e) { 4334 msg = e.getMessage(); 4335 } 4336 4337 logCriticalInfo(Log.INFO, 4338 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4339 return PackageManager.SIGNATURE_NO_MATCH; 4340 } 4341 4342 @Override 4343 public String[] getPackagesForUid(int uid) { 4344 uid = UserHandle.getAppId(uid); 4345 // reader 4346 synchronized (mPackages) { 4347 Object obj = mSettings.getUserIdLPr(uid); 4348 if (obj instanceof SharedUserSetting) { 4349 final SharedUserSetting sus = (SharedUserSetting) obj; 4350 final int N = sus.packages.size(); 4351 final String[] res = new String[N]; 4352 final Iterator<PackageSetting> it = sus.packages.iterator(); 4353 int i = 0; 4354 while (it.hasNext()) { 4355 res[i++] = it.next().name; 4356 } 4357 return res; 4358 } else if (obj instanceof PackageSetting) { 4359 final PackageSetting ps = (PackageSetting) obj; 4360 return new String[] { ps.name }; 4361 } 4362 } 4363 return null; 4364 } 4365 4366 @Override 4367 public String getNameForUid(int uid) { 4368 // reader 4369 synchronized (mPackages) { 4370 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4371 if (obj instanceof SharedUserSetting) { 4372 final SharedUserSetting sus = (SharedUserSetting) obj; 4373 return sus.name + ":" + sus.userId; 4374 } else if (obj instanceof PackageSetting) { 4375 final PackageSetting ps = (PackageSetting) obj; 4376 return ps.name; 4377 } 4378 } 4379 return null; 4380 } 4381 4382 @Override 4383 public int getUidForSharedUser(String sharedUserName) { 4384 if(sharedUserName == null) { 4385 return -1; 4386 } 4387 // reader 4388 synchronized (mPackages) { 4389 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4390 if (suid == null) { 4391 return -1; 4392 } 4393 return suid.userId; 4394 } 4395 } 4396 4397 @Override 4398 public int getFlagsForUid(int uid) { 4399 synchronized (mPackages) { 4400 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4401 if (obj instanceof SharedUserSetting) { 4402 final SharedUserSetting sus = (SharedUserSetting) obj; 4403 return sus.pkgFlags; 4404 } else if (obj instanceof PackageSetting) { 4405 final PackageSetting ps = (PackageSetting) obj; 4406 return ps.pkgFlags; 4407 } 4408 } 4409 return 0; 4410 } 4411 4412 @Override 4413 public int getPrivateFlagsForUid(int uid) { 4414 synchronized (mPackages) { 4415 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4416 if (obj instanceof SharedUserSetting) { 4417 final SharedUserSetting sus = (SharedUserSetting) obj; 4418 return sus.pkgPrivateFlags; 4419 } else if (obj instanceof PackageSetting) { 4420 final PackageSetting ps = (PackageSetting) obj; 4421 return ps.pkgPrivateFlags; 4422 } 4423 } 4424 return 0; 4425 } 4426 4427 @Override 4428 public boolean isUidPrivileged(int uid) { 4429 uid = UserHandle.getAppId(uid); 4430 // reader 4431 synchronized (mPackages) { 4432 Object obj = mSettings.getUserIdLPr(uid); 4433 if (obj instanceof SharedUserSetting) { 4434 final SharedUserSetting sus = (SharedUserSetting) obj; 4435 final Iterator<PackageSetting> it = sus.packages.iterator(); 4436 while (it.hasNext()) { 4437 if (it.next().isPrivileged()) { 4438 return true; 4439 } 4440 } 4441 } else if (obj instanceof PackageSetting) { 4442 final PackageSetting ps = (PackageSetting) obj; 4443 return ps.isPrivileged(); 4444 } 4445 } 4446 return false; 4447 } 4448 4449 @Override 4450 public String[] getAppOpPermissionPackages(String permissionName) { 4451 synchronized (mPackages) { 4452 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4453 if (pkgs == null) { 4454 return null; 4455 } 4456 return pkgs.toArray(new String[pkgs.size()]); 4457 } 4458 } 4459 4460 @Override 4461 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4462 int flags, int userId) { 4463 if (!sUserManager.exists(userId)) return null; 4464 flags = updateFlagsForResolve(flags, userId, intent); 4465 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4466 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4467 final ResolveInfo bestChoice = 4468 chooseBestActivity(intent, resolvedType, flags, query, userId); 4469 4470 if (isEphemeralAllowed(intent, query, userId)) { 4471 final EphemeralResolveInfo ai = 4472 getEphemeralResolveInfo(intent, resolvedType, userId); 4473 if (ai != null) { 4474 if (DEBUG_EPHEMERAL) { 4475 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4476 } 4477 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4478 bestChoice.ephemeralResolveInfo = ai; 4479 } 4480 } 4481 return bestChoice; 4482 } 4483 4484 @Override 4485 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4486 IntentFilter filter, int match, ComponentName activity) { 4487 final int userId = UserHandle.getCallingUserId(); 4488 if (DEBUG_PREFERRED) { 4489 Log.v(TAG, "setLastChosenActivity intent=" + intent 4490 + " resolvedType=" + resolvedType 4491 + " flags=" + flags 4492 + " filter=" + filter 4493 + " match=" + match 4494 + " activity=" + activity); 4495 filter.dump(new PrintStreamPrinter(System.out), " "); 4496 } 4497 intent.setComponent(null); 4498 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4499 // Find any earlier preferred or last chosen entries and nuke them 4500 findPreferredActivity(intent, resolvedType, 4501 flags, query, 0, false, true, false, userId); 4502 // Add the new activity as the last chosen for this filter 4503 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4504 "Setting last chosen"); 4505 } 4506 4507 @Override 4508 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4509 final int userId = UserHandle.getCallingUserId(); 4510 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4511 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4512 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4513 false, false, false, userId); 4514 } 4515 4516 4517 private boolean isEphemeralAllowed( 4518 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4519 // Short circuit and return early if possible. 4520 if (DISABLE_EPHEMERAL_APPS) { 4521 return false; 4522 } 4523 final int callingUser = UserHandle.getCallingUserId(); 4524 if (callingUser != UserHandle.USER_SYSTEM) { 4525 return false; 4526 } 4527 if (mEphemeralResolverConnection == null) { 4528 return false; 4529 } 4530 if (intent.getComponent() != null) { 4531 return false; 4532 } 4533 if (intent.getPackage() != null) { 4534 return false; 4535 } 4536 final boolean isWebUri = hasWebURI(intent); 4537 if (!isWebUri) { 4538 return false; 4539 } 4540 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4541 synchronized (mPackages) { 4542 final int count = resolvedActivites.size(); 4543 for (int n = 0; n < count; n++) { 4544 ResolveInfo info = resolvedActivites.get(n); 4545 String packageName = info.activityInfo.packageName; 4546 PackageSetting ps = mSettings.mPackages.get(packageName); 4547 if (ps != null) { 4548 // Try to get the status from User settings first 4549 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4550 int status = (int) (packedStatus >> 32); 4551 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4552 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4553 if (DEBUG_EPHEMERAL) { 4554 Slog.v(TAG, "DENY ephemeral apps;" 4555 + " pkg: " + packageName + ", status: " + status); 4556 } 4557 return false; 4558 } 4559 } 4560 } 4561 } 4562 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4563 return true; 4564 } 4565 4566 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4567 int userId) { 4568 MessageDigest digest = null; 4569 try { 4570 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4571 } catch (NoSuchAlgorithmException e) { 4572 // If we can't create a digest, ignore ephemeral apps. 4573 return null; 4574 } 4575 4576 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4577 final byte[] digestBytes = digest.digest(hostBytes); 4578 int shaPrefix = 4579 digestBytes[0] << 24 4580 | digestBytes[1] << 16 4581 | digestBytes[2] << 8 4582 | digestBytes[3] << 0; 4583 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4584 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4585 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4586 // No hash prefix match; there are no ephemeral apps for this domain. 4587 return null; 4588 } 4589 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4590 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4591 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4592 continue; 4593 } 4594 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4595 // No filters; this should never happen. 4596 if (filters.isEmpty()) { 4597 continue; 4598 } 4599 // We have a domain match; resolve the filters to see if anything matches. 4600 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4601 for (int j = filters.size() - 1; j >= 0; --j) { 4602 final EphemeralResolveIntentInfo intentInfo = 4603 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4604 ephemeralResolver.addFilter(intentInfo); 4605 } 4606 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4607 intent, resolvedType, false /*defaultOnly*/, userId); 4608 if (!matchedResolveInfoList.isEmpty()) { 4609 return matchedResolveInfoList.get(0); 4610 } 4611 } 4612 // Hash or filter mis-match; no ephemeral apps for this domain. 4613 return null; 4614 } 4615 4616 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4617 int flags, List<ResolveInfo> query, int userId) { 4618 if (query != null) { 4619 final int N = query.size(); 4620 if (N == 1) { 4621 return query.get(0); 4622 } else if (N > 1) { 4623 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4624 // If there is more than one activity with the same priority, 4625 // then let the user decide between them. 4626 ResolveInfo r0 = query.get(0); 4627 ResolveInfo r1 = query.get(1); 4628 if (DEBUG_INTENT_MATCHING || debug) { 4629 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4630 + r1.activityInfo.name + "=" + r1.priority); 4631 } 4632 // If the first activity has a higher priority, or a different 4633 // default, then it is always desirable to pick it. 4634 if (r0.priority != r1.priority 4635 || r0.preferredOrder != r1.preferredOrder 4636 || r0.isDefault != r1.isDefault) { 4637 return query.get(0); 4638 } 4639 // If we have saved a preference for a preferred activity for 4640 // this Intent, use that. 4641 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4642 flags, query, r0.priority, true, false, debug, userId); 4643 if (ri != null) { 4644 return ri; 4645 } 4646 ri = new ResolveInfo(mResolveInfo); 4647 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4648 ri.activityInfo.applicationInfo = new ApplicationInfo( 4649 ri.activityInfo.applicationInfo); 4650 if (userId != 0) { 4651 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4652 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4653 } 4654 // Make sure that the resolver is displayable in car mode 4655 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4656 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4657 return ri; 4658 } 4659 } 4660 return null; 4661 } 4662 4663 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4664 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4665 final int N = query.size(); 4666 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4667 .get(userId); 4668 // Get the list of persistent preferred activities that handle the intent 4669 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4670 List<PersistentPreferredActivity> pprefs = ppir != null 4671 ? ppir.queryIntent(intent, resolvedType, 4672 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4673 : null; 4674 if (pprefs != null && pprefs.size() > 0) { 4675 final int M = pprefs.size(); 4676 for (int i=0; i<M; i++) { 4677 final PersistentPreferredActivity ppa = pprefs.get(i); 4678 if (DEBUG_PREFERRED || debug) { 4679 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4680 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4681 + "\n component=" + ppa.mComponent); 4682 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4683 } 4684 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4685 flags | MATCH_DISABLED_COMPONENTS, userId); 4686 if (DEBUG_PREFERRED || debug) { 4687 Slog.v(TAG, "Found persistent preferred activity:"); 4688 if (ai != null) { 4689 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4690 } else { 4691 Slog.v(TAG, " null"); 4692 } 4693 } 4694 if (ai == null) { 4695 // This previously registered persistent preferred activity 4696 // component is no longer known. Ignore it and do NOT remove it. 4697 continue; 4698 } 4699 for (int j=0; j<N; j++) { 4700 final ResolveInfo ri = query.get(j); 4701 if (!ri.activityInfo.applicationInfo.packageName 4702 .equals(ai.applicationInfo.packageName)) { 4703 continue; 4704 } 4705 if (!ri.activityInfo.name.equals(ai.name)) { 4706 continue; 4707 } 4708 // Found a persistent preference that can handle the intent. 4709 if (DEBUG_PREFERRED || debug) { 4710 Slog.v(TAG, "Returning persistent preferred activity: " + 4711 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4712 } 4713 return ri; 4714 } 4715 } 4716 } 4717 return null; 4718 } 4719 4720 // TODO: handle preferred activities missing while user has amnesia 4721 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4722 List<ResolveInfo> query, int priority, boolean always, 4723 boolean removeMatches, boolean debug, int userId) { 4724 if (!sUserManager.exists(userId)) return null; 4725 flags = updateFlagsForResolve(flags, userId, intent); 4726 // writer 4727 synchronized (mPackages) { 4728 if (intent.getSelector() != null) { 4729 intent = intent.getSelector(); 4730 } 4731 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4732 4733 // Try to find a matching persistent preferred activity. 4734 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4735 debug, userId); 4736 4737 // If a persistent preferred activity matched, use it. 4738 if (pri != null) { 4739 return pri; 4740 } 4741 4742 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4743 // Get the list of preferred activities that handle the intent 4744 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4745 List<PreferredActivity> prefs = pir != null 4746 ? pir.queryIntent(intent, resolvedType, 4747 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4748 : null; 4749 if (prefs != null && prefs.size() > 0) { 4750 boolean changed = false; 4751 try { 4752 // First figure out how good the original match set is. 4753 // We will only allow preferred activities that came 4754 // from the same match quality. 4755 int match = 0; 4756 4757 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4758 4759 final int N = query.size(); 4760 for (int j=0; j<N; j++) { 4761 final ResolveInfo ri = query.get(j); 4762 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4763 + ": 0x" + Integer.toHexString(match)); 4764 if (ri.match > match) { 4765 match = ri.match; 4766 } 4767 } 4768 4769 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4770 + Integer.toHexString(match)); 4771 4772 match &= IntentFilter.MATCH_CATEGORY_MASK; 4773 final int M = prefs.size(); 4774 for (int i=0; i<M; i++) { 4775 final PreferredActivity pa = prefs.get(i); 4776 if (DEBUG_PREFERRED || debug) { 4777 Slog.v(TAG, "Checking PreferredActivity ds=" 4778 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4779 + "\n component=" + pa.mPref.mComponent); 4780 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4781 } 4782 if (pa.mPref.mMatch != match) { 4783 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4784 + Integer.toHexString(pa.mPref.mMatch)); 4785 continue; 4786 } 4787 // If it's not an "always" type preferred activity and that's what we're 4788 // looking for, skip it. 4789 if (always && !pa.mPref.mAlways) { 4790 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4791 continue; 4792 } 4793 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4794 flags | MATCH_DISABLED_COMPONENTS, userId); 4795 if (DEBUG_PREFERRED || debug) { 4796 Slog.v(TAG, "Found preferred activity:"); 4797 if (ai != null) { 4798 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4799 } else { 4800 Slog.v(TAG, " null"); 4801 } 4802 } 4803 if (ai == null) { 4804 // This previously registered preferred activity 4805 // component is no longer known. Most likely an update 4806 // to the app was installed and in the new version this 4807 // component no longer exists. Clean it up by removing 4808 // it from the preferred activities list, and skip it. 4809 Slog.w(TAG, "Removing dangling preferred activity: " 4810 + pa.mPref.mComponent); 4811 pir.removeFilter(pa); 4812 changed = true; 4813 continue; 4814 } 4815 for (int j=0; j<N; j++) { 4816 final ResolveInfo ri = query.get(j); 4817 if (!ri.activityInfo.applicationInfo.packageName 4818 .equals(ai.applicationInfo.packageName)) { 4819 continue; 4820 } 4821 if (!ri.activityInfo.name.equals(ai.name)) { 4822 continue; 4823 } 4824 4825 if (removeMatches) { 4826 pir.removeFilter(pa); 4827 changed = true; 4828 if (DEBUG_PREFERRED) { 4829 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4830 } 4831 break; 4832 } 4833 4834 // Okay we found a previously set preferred or last chosen app. 4835 // If the result set is different from when this 4836 // was created, we need to clear it and re-ask the 4837 // user their preference, if we're looking for an "always" type entry. 4838 if (always && !pa.mPref.sameSet(query)) { 4839 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4840 + intent + " type " + resolvedType); 4841 if (DEBUG_PREFERRED) { 4842 Slog.v(TAG, "Removing preferred activity since set changed " 4843 + pa.mPref.mComponent); 4844 } 4845 pir.removeFilter(pa); 4846 // Re-add the filter as a "last chosen" entry (!always) 4847 PreferredActivity lastChosen = new PreferredActivity( 4848 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4849 pir.addFilter(lastChosen); 4850 changed = true; 4851 return null; 4852 } 4853 4854 // Yay! Either the set matched or we're looking for the last chosen 4855 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4856 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4857 return ri; 4858 } 4859 } 4860 } finally { 4861 if (changed) { 4862 if (DEBUG_PREFERRED) { 4863 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4864 } 4865 scheduleWritePackageRestrictionsLocked(userId); 4866 } 4867 } 4868 } 4869 } 4870 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4871 return null; 4872 } 4873 4874 /* 4875 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4876 */ 4877 @Override 4878 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4879 int targetUserId) { 4880 mContext.enforceCallingOrSelfPermission( 4881 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4882 List<CrossProfileIntentFilter> matches = 4883 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4884 if (matches != null) { 4885 int size = matches.size(); 4886 for (int i = 0; i < size; i++) { 4887 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4888 } 4889 } 4890 if (hasWebURI(intent)) { 4891 // cross-profile app linking works only towards the parent. 4892 final UserInfo parent = getProfileParent(sourceUserId); 4893 synchronized(mPackages) { 4894 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4895 intent, resolvedType, 0, sourceUserId, parent.id); 4896 return xpDomainInfo != null; 4897 } 4898 } 4899 return false; 4900 } 4901 4902 private UserInfo getProfileParent(int userId) { 4903 final long identity = Binder.clearCallingIdentity(); 4904 try { 4905 return sUserManager.getProfileParent(userId); 4906 } finally { 4907 Binder.restoreCallingIdentity(identity); 4908 } 4909 } 4910 4911 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4912 String resolvedType, int userId) { 4913 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4914 if (resolver != null) { 4915 return resolver.queryIntent(intent, resolvedType, false, userId); 4916 } 4917 return null; 4918 } 4919 4920 @Override 4921 public List<ResolveInfo> queryIntentActivities(Intent intent, 4922 String resolvedType, int flags, int userId) { 4923 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4924 flags = updateFlagsForResolve(flags, userId, intent); 4925 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4926 ComponentName comp = intent.getComponent(); 4927 if (comp == null) { 4928 if (intent.getSelector() != null) { 4929 intent = intent.getSelector(); 4930 comp = intent.getComponent(); 4931 } 4932 } 4933 4934 if (comp != null) { 4935 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4936 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4937 if (ai != null) { 4938 final ResolveInfo ri = new ResolveInfo(); 4939 ri.activityInfo = ai; 4940 list.add(ri); 4941 } 4942 return list; 4943 } 4944 4945 // reader 4946 synchronized (mPackages) { 4947 final String pkgName = intent.getPackage(); 4948 if (pkgName == null) { 4949 List<CrossProfileIntentFilter> matchingFilters = 4950 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4951 // Check for results that need to skip the current profile. 4952 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4953 resolvedType, flags, userId); 4954 if (xpResolveInfo != null) { 4955 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4956 result.add(xpResolveInfo); 4957 return filterIfNotSystemUser(result, userId); 4958 } 4959 4960 // Check for results in the current profile. 4961 List<ResolveInfo> result = mActivities.queryIntent( 4962 intent, resolvedType, flags, userId); 4963 result = filterIfNotSystemUser(result, userId); 4964 4965 // Check for cross profile results. 4966 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4967 xpResolveInfo = queryCrossProfileIntents( 4968 matchingFilters, intent, resolvedType, flags, userId, 4969 hasNonNegativePriorityResult); 4970 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4971 boolean isVisibleToUser = filterIfNotSystemUser( 4972 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4973 if (isVisibleToUser) { 4974 result.add(xpResolveInfo); 4975 Collections.sort(result, mResolvePrioritySorter); 4976 } 4977 } 4978 if (hasWebURI(intent)) { 4979 CrossProfileDomainInfo xpDomainInfo = null; 4980 final UserInfo parent = getProfileParent(userId); 4981 if (parent != null) { 4982 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4983 flags, userId, parent.id); 4984 } 4985 if (xpDomainInfo != null) { 4986 if (xpResolveInfo != null) { 4987 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4988 // in the result. 4989 result.remove(xpResolveInfo); 4990 } 4991 if (result.size() == 0) { 4992 result.add(xpDomainInfo.resolveInfo); 4993 return result; 4994 } 4995 } else if (result.size() <= 1) { 4996 return result; 4997 } 4998 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4999 xpDomainInfo, userId); 5000 Collections.sort(result, mResolvePrioritySorter); 5001 } 5002 return result; 5003 } 5004 final PackageParser.Package pkg = mPackages.get(pkgName); 5005 if (pkg != null) { 5006 return filterIfNotSystemUser( 5007 mActivities.queryIntentForPackage( 5008 intent, resolvedType, flags, pkg.activities, userId), 5009 userId); 5010 } 5011 return new ArrayList<ResolveInfo>(); 5012 } 5013 } 5014 5015 private static class CrossProfileDomainInfo { 5016 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5017 ResolveInfo resolveInfo; 5018 /* Best domain verification status of the activities found in the other profile */ 5019 int bestDomainVerificationStatus; 5020 } 5021 5022 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5023 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5024 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5025 sourceUserId)) { 5026 return null; 5027 } 5028 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5029 resolvedType, flags, parentUserId); 5030 5031 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5032 return null; 5033 } 5034 CrossProfileDomainInfo result = null; 5035 int size = resultTargetUser.size(); 5036 for (int i = 0; i < size; i++) { 5037 ResolveInfo riTargetUser = resultTargetUser.get(i); 5038 // Intent filter verification is only for filters that specify a host. So don't return 5039 // those that handle all web uris. 5040 if (riTargetUser.handleAllWebDataURI) { 5041 continue; 5042 } 5043 String packageName = riTargetUser.activityInfo.packageName; 5044 PackageSetting ps = mSettings.mPackages.get(packageName); 5045 if (ps == null) { 5046 continue; 5047 } 5048 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5049 int status = (int)(verificationState >> 32); 5050 if (result == null) { 5051 result = new CrossProfileDomainInfo(); 5052 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5053 sourceUserId, parentUserId); 5054 result.bestDomainVerificationStatus = status; 5055 } else { 5056 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5057 result.bestDomainVerificationStatus); 5058 } 5059 } 5060 // Don't consider matches with status NEVER across profiles. 5061 if (result != null && result.bestDomainVerificationStatus 5062 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5063 return null; 5064 } 5065 return result; 5066 } 5067 5068 /** 5069 * Verification statuses are ordered from the worse to the best, except for 5070 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5071 */ 5072 private int bestDomainVerificationStatus(int status1, int status2) { 5073 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5074 return status2; 5075 } 5076 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5077 return status1; 5078 } 5079 return (int) MathUtils.max(status1, status2); 5080 } 5081 5082 private boolean isUserEnabled(int userId) { 5083 long callingId = Binder.clearCallingIdentity(); 5084 try { 5085 UserInfo userInfo = sUserManager.getUserInfo(userId); 5086 return userInfo != null && userInfo.isEnabled(); 5087 } finally { 5088 Binder.restoreCallingIdentity(callingId); 5089 } 5090 } 5091 5092 /** 5093 * Filter out activities with systemUserOnly flag set, when current user is not System. 5094 * 5095 * @return filtered list 5096 */ 5097 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5098 if (userId == UserHandle.USER_SYSTEM) { 5099 return resolveInfos; 5100 } 5101 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5102 ResolveInfo info = resolveInfos.get(i); 5103 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5104 resolveInfos.remove(i); 5105 } 5106 } 5107 return resolveInfos; 5108 } 5109 5110 /** 5111 * @param resolveInfos list of resolve infos in descending priority order 5112 * @return if the list contains a resolve info with non-negative priority 5113 */ 5114 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5115 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5116 } 5117 5118 private static boolean hasWebURI(Intent intent) { 5119 if (intent.getData() == null) { 5120 return false; 5121 } 5122 final String scheme = intent.getScheme(); 5123 if (TextUtils.isEmpty(scheme)) { 5124 return false; 5125 } 5126 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5127 } 5128 5129 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5130 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5131 int userId) { 5132 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5133 5134 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5135 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5136 candidates.size()); 5137 } 5138 5139 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5140 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5141 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5142 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5143 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5144 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5145 5146 synchronized (mPackages) { 5147 final int count = candidates.size(); 5148 // First, try to use linked apps. Partition the candidates into four lists: 5149 // one for the final results, one for the "do not use ever", one for "undefined status" 5150 // and finally one for "browser app type". 5151 for (int n=0; n<count; n++) { 5152 ResolveInfo info = candidates.get(n); 5153 String packageName = info.activityInfo.packageName; 5154 PackageSetting ps = mSettings.mPackages.get(packageName); 5155 if (ps != null) { 5156 // Add to the special match all list (Browser use case) 5157 if (info.handleAllWebDataURI) { 5158 matchAllList.add(info); 5159 continue; 5160 } 5161 // Try to get the status from User settings first 5162 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5163 int status = (int)(packedStatus >> 32); 5164 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5165 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5166 if (DEBUG_DOMAIN_VERIFICATION) { 5167 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5168 + " : linkgen=" + linkGeneration); 5169 } 5170 // Use link-enabled generation as preferredOrder, i.e. 5171 // prefer newly-enabled over earlier-enabled. 5172 info.preferredOrder = linkGeneration; 5173 alwaysList.add(info); 5174 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5175 if (DEBUG_DOMAIN_VERIFICATION) { 5176 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5177 } 5178 neverList.add(info); 5179 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5180 if (DEBUG_DOMAIN_VERIFICATION) { 5181 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5182 } 5183 alwaysAskList.add(info); 5184 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5185 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5186 if (DEBUG_DOMAIN_VERIFICATION) { 5187 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5188 } 5189 undefinedList.add(info); 5190 } 5191 } 5192 } 5193 5194 // We'll want to include browser possibilities in a few cases 5195 boolean includeBrowser = false; 5196 5197 // First try to add the "always" resolution(s) for the current user, if any 5198 if (alwaysList.size() > 0) { 5199 result.addAll(alwaysList); 5200 } else { 5201 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5202 result.addAll(undefinedList); 5203 // Maybe add one for the other profile. 5204 if (xpDomainInfo != null && ( 5205 xpDomainInfo.bestDomainVerificationStatus 5206 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5207 result.add(xpDomainInfo.resolveInfo); 5208 } 5209 includeBrowser = true; 5210 } 5211 5212 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5213 // If there were 'always' entries their preferred order has been set, so we also 5214 // back that off to make the alternatives equivalent 5215 if (alwaysAskList.size() > 0) { 5216 for (ResolveInfo i : result) { 5217 i.preferredOrder = 0; 5218 } 5219 result.addAll(alwaysAskList); 5220 includeBrowser = true; 5221 } 5222 5223 if (includeBrowser) { 5224 // Also add browsers (all of them or only the default one) 5225 if (DEBUG_DOMAIN_VERIFICATION) { 5226 Slog.v(TAG, " ...including browsers in candidate set"); 5227 } 5228 if ((matchFlags & MATCH_ALL) != 0) { 5229 result.addAll(matchAllList); 5230 } else { 5231 // Browser/generic handling case. If there's a default browser, go straight 5232 // to that (but only if there is no other higher-priority match). 5233 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5234 int maxMatchPrio = 0; 5235 ResolveInfo defaultBrowserMatch = null; 5236 final int numCandidates = matchAllList.size(); 5237 for (int n = 0; n < numCandidates; n++) { 5238 ResolveInfo info = matchAllList.get(n); 5239 // track the highest overall match priority... 5240 if (info.priority > maxMatchPrio) { 5241 maxMatchPrio = info.priority; 5242 } 5243 // ...and the highest-priority default browser match 5244 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5245 if (defaultBrowserMatch == null 5246 || (defaultBrowserMatch.priority < info.priority)) { 5247 if (debug) { 5248 Slog.v(TAG, "Considering default browser match " + info); 5249 } 5250 defaultBrowserMatch = info; 5251 } 5252 } 5253 } 5254 if (defaultBrowserMatch != null 5255 && defaultBrowserMatch.priority >= maxMatchPrio 5256 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5257 { 5258 if (debug) { 5259 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5260 } 5261 result.add(defaultBrowserMatch); 5262 } else { 5263 result.addAll(matchAllList); 5264 } 5265 } 5266 5267 // If there is nothing selected, add all candidates and remove the ones that the user 5268 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5269 if (result.size() == 0) { 5270 result.addAll(candidates); 5271 result.removeAll(neverList); 5272 } 5273 } 5274 } 5275 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5276 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5277 result.size()); 5278 for (ResolveInfo info : result) { 5279 Slog.v(TAG, " + " + info.activityInfo); 5280 } 5281 } 5282 return result; 5283 } 5284 5285 // Returns a packed value as a long: 5286 // 5287 // high 'int'-sized word: link status: undefined/ask/never/always. 5288 // low 'int'-sized word: relative priority among 'always' results. 5289 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5290 long result = ps.getDomainVerificationStatusForUser(userId); 5291 // if none available, get the master status 5292 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5293 if (ps.getIntentFilterVerificationInfo() != null) { 5294 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5295 } 5296 } 5297 return result; 5298 } 5299 5300 private ResolveInfo querySkipCurrentProfileIntents( 5301 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5302 int flags, int sourceUserId) { 5303 if (matchingFilters != null) { 5304 int size = matchingFilters.size(); 5305 for (int i = 0; i < size; i ++) { 5306 CrossProfileIntentFilter filter = matchingFilters.get(i); 5307 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5308 // Checking if there are activities in the target user that can handle the 5309 // intent. 5310 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5311 resolvedType, flags, sourceUserId); 5312 if (resolveInfo != null) { 5313 return resolveInfo; 5314 } 5315 } 5316 } 5317 } 5318 return null; 5319 } 5320 5321 // Return matching ResolveInfo in target user if any. 5322 private ResolveInfo queryCrossProfileIntents( 5323 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5324 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5325 if (matchingFilters != null) { 5326 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5327 // match the same intent. For performance reasons, it is better not to 5328 // run queryIntent twice for the same userId 5329 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5330 int size = matchingFilters.size(); 5331 for (int i = 0; i < size; i++) { 5332 CrossProfileIntentFilter filter = matchingFilters.get(i); 5333 int targetUserId = filter.getTargetUserId(); 5334 boolean skipCurrentProfile = 5335 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5336 boolean skipCurrentProfileIfNoMatchFound = 5337 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5338 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5339 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5340 // Checking if there are activities in the target user that can handle the 5341 // intent. 5342 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5343 resolvedType, flags, sourceUserId); 5344 if (resolveInfo != null) return resolveInfo; 5345 alreadyTriedUserIds.put(targetUserId, true); 5346 } 5347 } 5348 } 5349 return null; 5350 } 5351 5352 /** 5353 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5354 * will forward the intent to the filter's target user. 5355 * Otherwise, returns null. 5356 */ 5357 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5358 String resolvedType, int flags, int sourceUserId) { 5359 int targetUserId = filter.getTargetUserId(); 5360 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5361 resolvedType, flags, targetUserId); 5362 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5363 && isUserEnabled(targetUserId)) { 5364 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5365 } 5366 return null; 5367 } 5368 5369 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5370 int sourceUserId, int targetUserId) { 5371 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5372 long ident = Binder.clearCallingIdentity(); 5373 boolean targetIsProfile; 5374 try { 5375 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5376 } finally { 5377 Binder.restoreCallingIdentity(ident); 5378 } 5379 String className; 5380 if (targetIsProfile) { 5381 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5382 } else { 5383 className = FORWARD_INTENT_TO_PARENT; 5384 } 5385 ComponentName forwardingActivityComponentName = new ComponentName( 5386 mAndroidApplication.packageName, className); 5387 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5388 sourceUserId); 5389 if (!targetIsProfile) { 5390 forwardingActivityInfo.showUserIcon = targetUserId; 5391 forwardingResolveInfo.noResourceId = true; 5392 } 5393 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5394 forwardingResolveInfo.priority = 0; 5395 forwardingResolveInfo.preferredOrder = 0; 5396 forwardingResolveInfo.match = 0; 5397 forwardingResolveInfo.isDefault = true; 5398 forwardingResolveInfo.filter = filter; 5399 forwardingResolveInfo.targetUserId = targetUserId; 5400 return forwardingResolveInfo; 5401 } 5402 5403 @Override 5404 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5405 Intent[] specifics, String[] specificTypes, Intent intent, 5406 String resolvedType, int flags, int userId) { 5407 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5408 flags = updateFlagsForResolve(flags, userId, intent); 5409 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5410 false, "query intent activity options"); 5411 final String resultsAction = intent.getAction(); 5412 5413 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5414 | PackageManager.GET_RESOLVED_FILTER, userId); 5415 5416 if (DEBUG_INTENT_MATCHING) { 5417 Log.v(TAG, "Query " + intent + ": " + results); 5418 } 5419 5420 int specificsPos = 0; 5421 int N; 5422 5423 // todo: note that the algorithm used here is O(N^2). This 5424 // isn't a problem in our current environment, but if we start running 5425 // into situations where we have more than 5 or 10 matches then this 5426 // should probably be changed to something smarter... 5427 5428 // First we go through and resolve each of the specific items 5429 // that were supplied, taking care of removing any corresponding 5430 // duplicate items in the generic resolve list. 5431 if (specifics != null) { 5432 for (int i=0; i<specifics.length; i++) { 5433 final Intent sintent = specifics[i]; 5434 if (sintent == null) { 5435 continue; 5436 } 5437 5438 if (DEBUG_INTENT_MATCHING) { 5439 Log.v(TAG, "Specific #" + i + ": " + sintent); 5440 } 5441 5442 String action = sintent.getAction(); 5443 if (resultsAction != null && resultsAction.equals(action)) { 5444 // If this action was explicitly requested, then don't 5445 // remove things that have it. 5446 action = null; 5447 } 5448 5449 ResolveInfo ri = null; 5450 ActivityInfo ai = null; 5451 5452 ComponentName comp = sintent.getComponent(); 5453 if (comp == null) { 5454 ri = resolveIntent( 5455 sintent, 5456 specificTypes != null ? specificTypes[i] : null, 5457 flags, userId); 5458 if (ri == null) { 5459 continue; 5460 } 5461 if (ri == mResolveInfo) { 5462 // ACK! Must do something better with this. 5463 } 5464 ai = ri.activityInfo; 5465 comp = new ComponentName(ai.applicationInfo.packageName, 5466 ai.name); 5467 } else { 5468 ai = getActivityInfo(comp, flags, userId); 5469 if (ai == null) { 5470 continue; 5471 } 5472 } 5473 5474 // Look for any generic query activities that are duplicates 5475 // of this specific one, and remove them from the results. 5476 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5477 N = results.size(); 5478 int j; 5479 for (j=specificsPos; j<N; j++) { 5480 ResolveInfo sri = results.get(j); 5481 if ((sri.activityInfo.name.equals(comp.getClassName()) 5482 && sri.activityInfo.applicationInfo.packageName.equals( 5483 comp.getPackageName())) 5484 || (action != null && sri.filter.matchAction(action))) { 5485 results.remove(j); 5486 if (DEBUG_INTENT_MATCHING) Log.v( 5487 TAG, "Removing duplicate item from " + j 5488 + " due to specific " + specificsPos); 5489 if (ri == null) { 5490 ri = sri; 5491 } 5492 j--; 5493 N--; 5494 } 5495 } 5496 5497 // Add this specific item to its proper place. 5498 if (ri == null) { 5499 ri = new ResolveInfo(); 5500 ri.activityInfo = ai; 5501 } 5502 results.add(specificsPos, ri); 5503 ri.specificIndex = i; 5504 specificsPos++; 5505 } 5506 } 5507 5508 // Now we go through the remaining generic results and remove any 5509 // duplicate actions that are found here. 5510 N = results.size(); 5511 for (int i=specificsPos; i<N-1; i++) { 5512 final ResolveInfo rii = results.get(i); 5513 if (rii.filter == null) { 5514 continue; 5515 } 5516 5517 // Iterate over all of the actions of this result's intent 5518 // filter... typically this should be just one. 5519 final Iterator<String> it = rii.filter.actionsIterator(); 5520 if (it == null) { 5521 continue; 5522 } 5523 while (it.hasNext()) { 5524 final String action = it.next(); 5525 if (resultsAction != null && resultsAction.equals(action)) { 5526 // If this action was explicitly requested, then don't 5527 // remove things that have it. 5528 continue; 5529 } 5530 for (int j=i+1; j<N; j++) { 5531 final ResolveInfo rij = results.get(j); 5532 if (rij.filter != null && rij.filter.hasAction(action)) { 5533 results.remove(j); 5534 if (DEBUG_INTENT_MATCHING) Log.v( 5535 TAG, "Removing duplicate item from " + j 5536 + " due to action " + action + " at " + i); 5537 j--; 5538 N--; 5539 } 5540 } 5541 } 5542 5543 // If the caller didn't request filter information, drop it now 5544 // so we don't have to marshall/unmarshall it. 5545 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5546 rii.filter = null; 5547 } 5548 } 5549 5550 // Filter out the caller activity if so requested. 5551 if (caller != null) { 5552 N = results.size(); 5553 for (int i=0; i<N; i++) { 5554 ActivityInfo ainfo = results.get(i).activityInfo; 5555 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5556 && caller.getClassName().equals(ainfo.name)) { 5557 results.remove(i); 5558 break; 5559 } 5560 } 5561 } 5562 5563 // If the caller didn't request filter information, 5564 // drop them now so we don't have to 5565 // marshall/unmarshall it. 5566 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5567 N = results.size(); 5568 for (int i=0; i<N; i++) { 5569 results.get(i).filter = null; 5570 } 5571 } 5572 5573 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5574 return results; 5575 } 5576 5577 @Override 5578 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5579 int userId) { 5580 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5581 flags = updateFlagsForResolve(flags, userId, intent); 5582 ComponentName comp = intent.getComponent(); 5583 if (comp == null) { 5584 if (intent.getSelector() != null) { 5585 intent = intent.getSelector(); 5586 comp = intent.getComponent(); 5587 } 5588 } 5589 if (comp != null) { 5590 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5591 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5592 if (ai != null) { 5593 ResolveInfo ri = new ResolveInfo(); 5594 ri.activityInfo = ai; 5595 list.add(ri); 5596 } 5597 return list; 5598 } 5599 5600 // reader 5601 synchronized (mPackages) { 5602 String pkgName = intent.getPackage(); 5603 if (pkgName == null) { 5604 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5605 } 5606 final PackageParser.Package pkg = mPackages.get(pkgName); 5607 if (pkg != null) { 5608 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5609 userId); 5610 } 5611 return null; 5612 } 5613 } 5614 5615 @Override 5616 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5617 if (!sUserManager.exists(userId)) return null; 5618 flags = updateFlagsForResolve(flags, userId, intent); 5619 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5620 if (query != null) { 5621 if (query.size() >= 1) { 5622 // If there is more than one service with the same priority, 5623 // just arbitrarily pick the first one. 5624 return query.get(0); 5625 } 5626 } 5627 return null; 5628 } 5629 5630 @Override 5631 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5632 int userId) { 5633 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5634 flags = updateFlagsForResolve(flags, userId, intent); 5635 ComponentName comp = intent.getComponent(); 5636 if (comp == null) { 5637 if (intent.getSelector() != null) { 5638 intent = intent.getSelector(); 5639 comp = intent.getComponent(); 5640 } 5641 } 5642 if (comp != null) { 5643 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5644 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5645 if (si != null) { 5646 final ResolveInfo ri = new ResolveInfo(); 5647 ri.serviceInfo = si; 5648 list.add(ri); 5649 } 5650 return list; 5651 } 5652 5653 // reader 5654 synchronized (mPackages) { 5655 String pkgName = intent.getPackage(); 5656 if (pkgName == null) { 5657 return mServices.queryIntent(intent, resolvedType, flags, userId); 5658 } 5659 final PackageParser.Package pkg = mPackages.get(pkgName); 5660 if (pkg != null) { 5661 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5662 userId); 5663 } 5664 return null; 5665 } 5666 } 5667 5668 @Override 5669 public List<ResolveInfo> queryIntentContentProviders( 5670 Intent intent, String resolvedType, int flags, int userId) { 5671 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5672 flags = updateFlagsForResolve(flags, userId, intent); 5673 ComponentName comp = intent.getComponent(); 5674 if (comp == null) { 5675 if (intent.getSelector() != null) { 5676 intent = intent.getSelector(); 5677 comp = intent.getComponent(); 5678 } 5679 } 5680 if (comp != null) { 5681 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5682 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5683 if (pi != null) { 5684 final ResolveInfo ri = new ResolveInfo(); 5685 ri.providerInfo = pi; 5686 list.add(ri); 5687 } 5688 return list; 5689 } 5690 5691 // reader 5692 synchronized (mPackages) { 5693 String pkgName = intent.getPackage(); 5694 if (pkgName == null) { 5695 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5696 } 5697 final PackageParser.Package pkg = mPackages.get(pkgName); 5698 if (pkg != null) { 5699 return mProviders.queryIntentForPackage( 5700 intent, resolvedType, flags, pkg.providers, userId); 5701 } 5702 return null; 5703 } 5704 } 5705 5706 @Override 5707 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5708 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5709 flags = updateFlagsForPackage(flags, userId, null); 5710 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5711 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5712 5713 // writer 5714 synchronized (mPackages) { 5715 ArrayList<PackageInfo> list; 5716 if (listUninstalled) { 5717 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5718 for (PackageSetting ps : mSettings.mPackages.values()) { 5719 PackageInfo pi; 5720 if (ps.pkg != null) { 5721 pi = generatePackageInfo(ps.pkg, flags, userId); 5722 } else { 5723 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5724 } 5725 if (pi != null) { 5726 list.add(pi); 5727 } 5728 } 5729 } else { 5730 list = new ArrayList<PackageInfo>(mPackages.size()); 5731 for (PackageParser.Package p : mPackages.values()) { 5732 PackageInfo pi = generatePackageInfo(p, flags, userId); 5733 if (pi != null) { 5734 list.add(pi); 5735 } 5736 } 5737 } 5738 5739 return new ParceledListSlice<PackageInfo>(list); 5740 } 5741 } 5742 5743 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5744 String[] permissions, boolean[] tmp, int flags, int userId) { 5745 int numMatch = 0; 5746 final PermissionsState permissionsState = ps.getPermissionsState(); 5747 for (int i=0; i<permissions.length; i++) { 5748 final String permission = permissions[i]; 5749 if (permissionsState.hasPermission(permission, userId)) { 5750 tmp[i] = true; 5751 numMatch++; 5752 } else { 5753 tmp[i] = false; 5754 } 5755 } 5756 if (numMatch == 0) { 5757 return; 5758 } 5759 PackageInfo pi; 5760 if (ps.pkg != null) { 5761 pi = generatePackageInfo(ps.pkg, flags, userId); 5762 } else { 5763 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5764 } 5765 // The above might return null in cases of uninstalled apps or install-state 5766 // skew across users/profiles. 5767 if (pi != null) { 5768 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5769 if (numMatch == permissions.length) { 5770 pi.requestedPermissions = permissions; 5771 } else { 5772 pi.requestedPermissions = new String[numMatch]; 5773 numMatch = 0; 5774 for (int i=0; i<permissions.length; i++) { 5775 if (tmp[i]) { 5776 pi.requestedPermissions[numMatch] = permissions[i]; 5777 numMatch++; 5778 } 5779 } 5780 } 5781 } 5782 list.add(pi); 5783 } 5784 } 5785 5786 @Override 5787 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5788 String[] permissions, int flags, int userId) { 5789 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5790 flags = updateFlagsForPackage(flags, userId, permissions); 5791 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5792 5793 // writer 5794 synchronized (mPackages) { 5795 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5796 boolean[] tmpBools = new boolean[permissions.length]; 5797 if (listUninstalled) { 5798 for (PackageSetting ps : mSettings.mPackages.values()) { 5799 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5800 } 5801 } else { 5802 for (PackageParser.Package pkg : mPackages.values()) { 5803 PackageSetting ps = (PackageSetting)pkg.mExtras; 5804 if (ps != null) { 5805 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5806 userId); 5807 } 5808 } 5809 } 5810 5811 return new ParceledListSlice<PackageInfo>(list); 5812 } 5813 } 5814 5815 @Override 5816 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5817 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5818 flags = updateFlagsForApplication(flags, userId, null); 5819 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5820 5821 // writer 5822 synchronized (mPackages) { 5823 ArrayList<ApplicationInfo> list; 5824 if (listUninstalled) { 5825 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5826 for (PackageSetting ps : mSettings.mPackages.values()) { 5827 ApplicationInfo ai; 5828 if (ps.pkg != null) { 5829 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5830 ps.readUserState(userId), userId); 5831 } else { 5832 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5833 } 5834 if (ai != null) { 5835 list.add(ai); 5836 } 5837 } 5838 } else { 5839 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5840 for (PackageParser.Package p : mPackages.values()) { 5841 if (p.mExtras != null) { 5842 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5843 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5844 if (ai != null) { 5845 list.add(ai); 5846 } 5847 } 5848 } 5849 } 5850 5851 return new ParceledListSlice<ApplicationInfo>(list); 5852 } 5853 } 5854 5855 @Override 5856 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5857 if (DISABLE_EPHEMERAL_APPS) { 5858 return null; 5859 } 5860 5861 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5862 "getEphemeralApplications"); 5863 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5864 "getEphemeralApplications"); 5865 synchronized (mPackages) { 5866 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5867 .getEphemeralApplicationsLPw(userId); 5868 if (ephemeralApps != null) { 5869 return new ParceledListSlice<>(ephemeralApps); 5870 } 5871 } 5872 return null; 5873 } 5874 5875 @Override 5876 public boolean isEphemeralApplication(String packageName, int userId) { 5877 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5878 "isEphemeral"); 5879 if (DISABLE_EPHEMERAL_APPS) { 5880 return false; 5881 } 5882 5883 if (!isCallerSameApp(packageName)) { 5884 return false; 5885 } 5886 synchronized (mPackages) { 5887 PackageParser.Package pkg = mPackages.get(packageName); 5888 if (pkg != null) { 5889 return pkg.applicationInfo.isEphemeralApp(); 5890 } 5891 } 5892 return false; 5893 } 5894 5895 @Override 5896 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5897 if (DISABLE_EPHEMERAL_APPS) { 5898 return null; 5899 } 5900 5901 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5902 "getCookie"); 5903 if (!isCallerSameApp(packageName)) { 5904 return null; 5905 } 5906 synchronized (mPackages) { 5907 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5908 packageName, userId); 5909 } 5910 } 5911 5912 @Override 5913 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5914 if (DISABLE_EPHEMERAL_APPS) { 5915 return true; 5916 } 5917 5918 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5919 "setCookie"); 5920 if (!isCallerSameApp(packageName)) { 5921 return false; 5922 } 5923 synchronized (mPackages) { 5924 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5925 packageName, cookie, userId); 5926 } 5927 } 5928 5929 @Override 5930 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5931 if (DISABLE_EPHEMERAL_APPS) { 5932 return null; 5933 } 5934 5935 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5936 "getEphemeralApplicationIcon"); 5937 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5938 "getEphemeralApplicationIcon"); 5939 synchronized (mPackages) { 5940 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5941 packageName, userId); 5942 } 5943 } 5944 5945 private boolean isCallerSameApp(String packageName) { 5946 PackageParser.Package pkg = mPackages.get(packageName); 5947 return pkg != null 5948 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5949 } 5950 5951 public List<ApplicationInfo> getPersistentApplications(int flags) { 5952 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5953 5954 // reader 5955 synchronized (mPackages) { 5956 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5957 final int userId = UserHandle.getCallingUserId(); 5958 while (i.hasNext()) { 5959 final PackageParser.Package p = i.next(); 5960 if (p.applicationInfo != null 5961 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5962 && (!mSafeMode || isSystemApp(p))) { 5963 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5964 if (ps != null) { 5965 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5966 ps.readUserState(userId), userId); 5967 if (ai != null) { 5968 finalList.add(ai); 5969 } 5970 } 5971 } 5972 } 5973 } 5974 5975 return finalList; 5976 } 5977 5978 @Override 5979 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5980 if (!sUserManager.exists(userId)) return null; 5981 flags = updateFlagsForComponent(flags, userId, name); 5982 // reader 5983 synchronized (mPackages) { 5984 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5985 PackageSetting ps = provider != null 5986 ? mSettings.mPackages.get(provider.owner.packageName) 5987 : null; 5988 return ps != null 5989 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5990 ? PackageParser.generateProviderInfo(provider, flags, 5991 ps.readUserState(userId), userId) 5992 : null; 5993 } 5994 } 5995 5996 /** 5997 * @deprecated 5998 */ 5999 @Deprecated 6000 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6001 // reader 6002 synchronized (mPackages) { 6003 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6004 .entrySet().iterator(); 6005 final int userId = UserHandle.getCallingUserId(); 6006 while (i.hasNext()) { 6007 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6008 PackageParser.Provider p = entry.getValue(); 6009 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6010 6011 if (ps != null && p.syncable 6012 && (!mSafeMode || (p.info.applicationInfo.flags 6013 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6014 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6015 ps.readUserState(userId), userId); 6016 if (info != null) { 6017 outNames.add(entry.getKey()); 6018 outInfo.add(info); 6019 } 6020 } 6021 } 6022 } 6023 } 6024 6025 @Override 6026 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6027 int uid, int flags) { 6028 final int userId = processName != null ? UserHandle.getUserId(uid) 6029 : UserHandle.getCallingUserId(); 6030 if (!sUserManager.exists(userId)) return null; 6031 flags = updateFlagsForComponent(flags, userId, processName); 6032 6033 ArrayList<ProviderInfo> finalList = null; 6034 // reader 6035 synchronized (mPackages) { 6036 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6037 while (i.hasNext()) { 6038 final PackageParser.Provider p = i.next(); 6039 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6040 if (ps != null && p.info.authority != null 6041 && (processName == null 6042 || (p.info.processName.equals(processName) 6043 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6044 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6045 if (finalList == null) { 6046 finalList = new ArrayList<ProviderInfo>(3); 6047 } 6048 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6049 ps.readUserState(userId), userId); 6050 if (info != null) { 6051 finalList.add(info); 6052 } 6053 } 6054 } 6055 } 6056 6057 if (finalList != null) { 6058 Collections.sort(finalList, mProviderInitOrderSorter); 6059 return new ParceledListSlice<ProviderInfo>(finalList); 6060 } 6061 6062 return null; 6063 } 6064 6065 @Override 6066 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6067 // reader 6068 synchronized (mPackages) { 6069 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6070 return PackageParser.generateInstrumentationInfo(i, flags); 6071 } 6072 } 6073 6074 @Override 6075 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6076 int flags) { 6077 ArrayList<InstrumentationInfo> finalList = 6078 new ArrayList<InstrumentationInfo>(); 6079 6080 // reader 6081 synchronized (mPackages) { 6082 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6083 while (i.hasNext()) { 6084 final PackageParser.Instrumentation p = i.next(); 6085 if (targetPackage == null 6086 || targetPackage.equals(p.info.targetPackage)) { 6087 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6088 flags); 6089 if (ii != null) { 6090 finalList.add(ii); 6091 } 6092 } 6093 } 6094 } 6095 6096 return finalList; 6097 } 6098 6099 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6100 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6101 if (overlays == null) { 6102 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6103 return; 6104 } 6105 for (PackageParser.Package opkg : overlays.values()) { 6106 // Not much to do if idmap fails: we already logged the error 6107 // and we certainly don't want to abort installation of pkg simply 6108 // because an overlay didn't fit properly. For these reasons, 6109 // ignore the return value of createIdmapForPackagePairLI. 6110 createIdmapForPackagePairLI(pkg, opkg); 6111 } 6112 } 6113 6114 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6115 PackageParser.Package opkg) { 6116 if (!opkg.mTrustedOverlay) { 6117 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6118 opkg.baseCodePath + ": overlay not trusted"); 6119 return false; 6120 } 6121 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6122 if (overlaySet == null) { 6123 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6124 opkg.baseCodePath + " but target package has no known overlays"); 6125 return false; 6126 } 6127 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6128 // TODO: generate idmap for split APKs 6129 try { 6130 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6131 } catch (InstallerException e) { 6132 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6133 + opkg.baseCodePath); 6134 return false; 6135 } 6136 PackageParser.Package[] overlayArray = 6137 overlaySet.values().toArray(new PackageParser.Package[0]); 6138 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6139 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6140 return p1.mOverlayPriority - p2.mOverlayPriority; 6141 } 6142 }; 6143 Arrays.sort(overlayArray, cmp); 6144 6145 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6146 int i = 0; 6147 for (PackageParser.Package p : overlayArray) { 6148 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6149 } 6150 return true; 6151 } 6152 6153 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6154 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6155 try { 6156 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6157 } finally { 6158 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6159 } 6160 } 6161 6162 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6163 final File[] files = dir.listFiles(); 6164 if (ArrayUtils.isEmpty(files)) { 6165 Log.d(TAG, "No files in app dir " + dir); 6166 return; 6167 } 6168 6169 if (DEBUG_PACKAGE_SCANNING) { 6170 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6171 + " flags=0x" + Integer.toHexString(parseFlags)); 6172 } 6173 6174 for (File file : files) { 6175 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6176 && !PackageInstallerService.isStageName(file.getName()); 6177 if (!isPackage) { 6178 // Ignore entries which are not packages 6179 continue; 6180 } 6181 try { 6182 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6183 scanFlags, currentTime, null); 6184 } catch (PackageManagerException e) { 6185 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6186 6187 // Delete invalid userdata apps 6188 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6189 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6190 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6191 removeCodePathLI(file); 6192 } 6193 } 6194 } 6195 } 6196 6197 private static File getSettingsProblemFile() { 6198 File dataDir = Environment.getDataDirectory(); 6199 File systemDir = new File(dataDir, "system"); 6200 File fname = new File(systemDir, "uiderrors.txt"); 6201 return fname; 6202 } 6203 6204 static void reportSettingsProblem(int priority, String msg) { 6205 logCriticalInfo(priority, msg); 6206 } 6207 6208 static void logCriticalInfo(int priority, String msg) { 6209 Slog.println(priority, TAG, msg); 6210 EventLogTags.writePmCriticalInfo(msg); 6211 try { 6212 File fname = getSettingsProblemFile(); 6213 FileOutputStream out = new FileOutputStream(fname, true); 6214 PrintWriter pw = new FastPrintWriter(out); 6215 SimpleDateFormat formatter = new SimpleDateFormat(); 6216 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6217 pw.println(dateString + ": " + msg); 6218 pw.close(); 6219 FileUtils.setPermissions( 6220 fname.toString(), 6221 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6222 -1, -1); 6223 } catch (java.io.IOException e) { 6224 } 6225 } 6226 6227 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6228 PackageParser.Package pkg, File srcFile, int parseFlags) 6229 throws PackageManagerException { 6230 if (ps != null 6231 && ps.codePath.equals(srcFile) 6232 && ps.timeStamp == srcFile.lastModified() 6233 && !isCompatSignatureUpdateNeeded(pkg) 6234 && !isRecoverSignatureUpdateNeeded(pkg)) { 6235 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6236 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6237 ArraySet<PublicKey> signingKs; 6238 synchronized (mPackages) { 6239 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6240 } 6241 if (ps.signatures.mSignatures != null 6242 && ps.signatures.mSignatures.length != 0 6243 && signingKs != null) { 6244 // Optimization: reuse the existing cached certificates 6245 // if the package appears to be unchanged. 6246 pkg.mSignatures = ps.signatures.mSignatures; 6247 pkg.mSigningKeys = signingKs; 6248 return; 6249 } 6250 6251 Slog.w(TAG, "PackageSetting for " + ps.name 6252 + " is missing signatures. Collecting certs again to recover them."); 6253 } else { 6254 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6255 } 6256 6257 try { 6258 pp.collectCertificates(pkg, parseFlags); 6259 } catch (PackageParserException e) { 6260 throw PackageManagerException.from(e); 6261 } 6262 } 6263 6264 /** 6265 * Traces a package scan. 6266 * @see #scanPackageLI(File, int, int, long, UserHandle) 6267 */ 6268 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6269 long currentTime, UserHandle user) throws PackageManagerException { 6270 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6271 try { 6272 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6273 } finally { 6274 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6275 } 6276 } 6277 6278 /** 6279 * Scans a package and returns the newly parsed package. 6280 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6281 */ 6282 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6283 long currentTime, UserHandle user) throws PackageManagerException { 6284 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6285 parseFlags |= mDefParseFlags; 6286 PackageParser pp = new PackageParser(); 6287 pp.setSeparateProcesses(mSeparateProcesses); 6288 pp.setOnlyCoreApps(mOnlyCore); 6289 pp.setDisplayMetrics(mMetrics); 6290 6291 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6292 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6293 } 6294 6295 final PackageParser.Package pkg; 6296 try { 6297 pkg = pp.parsePackage(scanFile, parseFlags); 6298 } catch (PackageParserException e) { 6299 throw PackageManagerException.from(e); 6300 } 6301 6302 PackageSetting ps = null; 6303 PackageSetting updatedPkg; 6304 // reader 6305 synchronized (mPackages) { 6306 // Look to see if we already know about this package. 6307 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6308 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6309 // This package has been renamed to its original name. Let's 6310 // use that. 6311 ps = mSettings.peekPackageLPr(oldName); 6312 } 6313 // If there was no original package, see one for the real package name. 6314 if (ps == null) { 6315 ps = mSettings.peekPackageLPr(pkg.packageName); 6316 } 6317 // Check to see if this package could be hiding/updating a system 6318 // package. Must look for it either under the original or real 6319 // package name depending on our state. 6320 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6321 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6322 } 6323 boolean updatedPkgBetter = false; 6324 // First check if this is a system package that may involve an update 6325 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6326 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6327 // it needs to drop FLAG_PRIVILEGED. 6328 if (locationIsPrivileged(scanFile)) { 6329 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6330 } else { 6331 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6332 } 6333 6334 if (ps != null && !ps.codePath.equals(scanFile)) { 6335 // The path has changed from what was last scanned... check the 6336 // version of the new path against what we have stored to determine 6337 // what to do. 6338 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6339 if (pkg.mVersionCode <= ps.versionCode) { 6340 // The system package has been updated and the code path does not match 6341 // Ignore entry. Skip it. 6342 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6343 + " ignored: updated version " + ps.versionCode 6344 + " better than this " + pkg.mVersionCode); 6345 if (!updatedPkg.codePath.equals(scanFile)) { 6346 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6347 + ps.name + " changing from " + updatedPkg.codePathString 6348 + " to " + scanFile); 6349 updatedPkg.codePath = scanFile; 6350 updatedPkg.codePathString = scanFile.toString(); 6351 updatedPkg.resourcePath = scanFile; 6352 updatedPkg.resourcePathString = scanFile.toString(); 6353 } 6354 updatedPkg.pkg = pkg; 6355 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6356 "Package " + ps.name + " at " + scanFile 6357 + " ignored: updated version " + ps.versionCode 6358 + " better than this " + pkg.mVersionCode); 6359 } else { 6360 // The current app on the system partition is better than 6361 // what we have updated to on the data partition; switch 6362 // back to the system partition version. 6363 // At this point, its safely assumed that package installation for 6364 // apps in system partition will go through. If not there won't be a working 6365 // version of the app 6366 // writer 6367 synchronized (mPackages) { 6368 // Just remove the loaded entries from package lists. 6369 mPackages.remove(ps.name); 6370 } 6371 6372 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6373 + " reverting from " + ps.codePathString 6374 + ": new version " + pkg.mVersionCode 6375 + " better than installed " + ps.versionCode); 6376 6377 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6378 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6379 synchronized (mInstallLock) { 6380 args.cleanUpResourcesLI(); 6381 } 6382 synchronized (mPackages) { 6383 mSettings.enableSystemPackageLPw(ps.name); 6384 } 6385 updatedPkgBetter = true; 6386 } 6387 } 6388 } 6389 6390 if (updatedPkg != null) { 6391 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6392 // initially 6393 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6394 6395 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6396 // flag set initially 6397 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6398 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6399 } 6400 } 6401 6402 // Verify certificates against what was last scanned 6403 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6404 6405 /* 6406 * A new system app appeared, but we already had a non-system one of the 6407 * same name installed earlier. 6408 */ 6409 boolean shouldHideSystemApp = false; 6410 if (updatedPkg == null && ps != null 6411 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6412 /* 6413 * Check to make sure the signatures match first. If they don't, 6414 * wipe the installed application and its data. 6415 */ 6416 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6417 != PackageManager.SIGNATURE_MATCH) { 6418 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6419 + " signatures don't match existing userdata copy; removing"); 6420 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6421 ps = null; 6422 } else { 6423 /* 6424 * If the newly-added system app is an older version than the 6425 * already installed version, hide it. It will be scanned later 6426 * and re-added like an update. 6427 */ 6428 if (pkg.mVersionCode <= ps.versionCode) { 6429 shouldHideSystemApp = true; 6430 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6431 + " but new version " + pkg.mVersionCode + " better than installed " 6432 + ps.versionCode + "; hiding system"); 6433 } else { 6434 /* 6435 * The newly found system app is a newer version that the 6436 * one previously installed. Simply remove the 6437 * already-installed application and replace it with our own 6438 * while keeping the application data. 6439 */ 6440 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6441 + " reverting from " + ps.codePathString + ": new version " 6442 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6443 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6444 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6445 synchronized (mInstallLock) { 6446 args.cleanUpResourcesLI(); 6447 } 6448 } 6449 } 6450 } 6451 6452 // The apk is forward locked (not public) if its code and resources 6453 // are kept in different files. (except for app in either system or 6454 // vendor path). 6455 // TODO grab this value from PackageSettings 6456 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6457 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6458 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6459 } 6460 } 6461 6462 // TODO: extend to support forward-locked splits 6463 String resourcePath = null; 6464 String baseResourcePath = null; 6465 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6466 if (ps != null && ps.resourcePathString != null) { 6467 resourcePath = ps.resourcePathString; 6468 baseResourcePath = ps.resourcePathString; 6469 } else { 6470 // Should not happen at all. Just log an error. 6471 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6472 } 6473 } else { 6474 resourcePath = pkg.codePath; 6475 baseResourcePath = pkg.baseCodePath; 6476 } 6477 6478 // Set application objects path explicitly. 6479 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6480 pkg.applicationInfo.setCodePath(pkg.codePath); 6481 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6482 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6483 pkg.applicationInfo.setResourcePath(resourcePath); 6484 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6485 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6486 6487 // Note that we invoke the following method only if we are about to unpack an application 6488 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6489 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6490 6491 /* 6492 * If the system app should be overridden by a previously installed 6493 * data, hide the system app now and let the /data/app scan pick it up 6494 * again. 6495 */ 6496 if (shouldHideSystemApp) { 6497 synchronized (mPackages) { 6498 mSettings.disableSystemPackageLPw(pkg.packageName); 6499 } 6500 } 6501 6502 return scannedPkg; 6503 } 6504 6505 private static String fixProcessName(String defProcessName, 6506 String processName, int uid) { 6507 if (processName == null) { 6508 return defProcessName; 6509 } 6510 return processName; 6511 } 6512 6513 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6514 throws PackageManagerException { 6515 if (pkgSetting.signatures.mSignatures != null) { 6516 // Already existing package. Make sure signatures match 6517 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6518 == PackageManager.SIGNATURE_MATCH; 6519 if (!match) { 6520 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6521 == PackageManager.SIGNATURE_MATCH; 6522 } 6523 if (!match) { 6524 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6525 == PackageManager.SIGNATURE_MATCH; 6526 } 6527 if (!match) { 6528 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6529 + pkg.packageName + " signatures do not match the " 6530 + "previously installed version; ignoring!"); 6531 } 6532 } 6533 6534 // Check for shared user signatures 6535 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6536 // Already existing package. Make sure signatures match 6537 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6538 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6539 if (!match) { 6540 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6541 == PackageManager.SIGNATURE_MATCH; 6542 } 6543 if (!match) { 6544 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6545 == PackageManager.SIGNATURE_MATCH; 6546 } 6547 if (!match) { 6548 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6549 "Package " + pkg.packageName 6550 + " has no signatures that match those in shared user " 6551 + pkgSetting.sharedUser.name + "; ignoring!"); 6552 } 6553 } 6554 } 6555 6556 /** 6557 * Enforces that only the system UID or root's UID can call a method exposed 6558 * via Binder. 6559 * 6560 * @param message used as message if SecurityException is thrown 6561 * @throws SecurityException if the caller is not system or root 6562 */ 6563 private static final void enforceSystemOrRoot(String message) { 6564 final int uid = Binder.getCallingUid(); 6565 if (uid != Process.SYSTEM_UID && uid != 0) { 6566 throw new SecurityException(message); 6567 } 6568 } 6569 6570 @Override 6571 public void performFstrimIfNeeded() { 6572 enforceSystemOrRoot("Only the system can request fstrim"); 6573 6574 // Before everything else, see whether we need to fstrim. 6575 try { 6576 IMountService ms = PackageHelper.getMountService(); 6577 if (ms != null) { 6578 final boolean isUpgrade = isUpgrade(); 6579 boolean doTrim = isUpgrade; 6580 if (doTrim) { 6581 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6582 } else { 6583 final long interval = android.provider.Settings.Global.getLong( 6584 mContext.getContentResolver(), 6585 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6586 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6587 if (interval > 0) { 6588 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6589 if (timeSinceLast > interval) { 6590 doTrim = true; 6591 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6592 + "; running immediately"); 6593 } 6594 } 6595 } 6596 if (doTrim) { 6597 if (!isFirstBoot()) { 6598 try { 6599 ActivityManagerNative.getDefault().showBootMessage( 6600 mContext.getResources().getString( 6601 R.string.android_upgrading_fstrim), true); 6602 } catch (RemoteException e) { 6603 } 6604 } 6605 ms.runMaintenance(); 6606 } 6607 } else { 6608 Slog.e(TAG, "Mount service unavailable!"); 6609 } 6610 } catch (RemoteException e) { 6611 // Can't happen; MountService is local 6612 } 6613 } 6614 6615 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6616 List<ResolveInfo> ris = null; 6617 try { 6618 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6619 intent, null, 0, userId); 6620 } catch (RemoteException e) { 6621 } 6622 ArraySet<String> pkgNames = new ArraySet<String>(); 6623 if (ris != null) { 6624 for (ResolveInfo ri : ris) { 6625 pkgNames.add(ri.activityInfo.packageName); 6626 } 6627 } 6628 return pkgNames; 6629 } 6630 6631 @Override 6632 public void notifyPackageUse(String packageName) { 6633 synchronized (mPackages) { 6634 PackageParser.Package p = mPackages.get(packageName); 6635 if (p == null) { 6636 return; 6637 } 6638 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6639 } 6640 } 6641 6642 @Override 6643 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6644 return performDexOptTraced(packageName, instructionSet); 6645 } 6646 6647 public boolean performDexOpt(String packageName, String instructionSet) { 6648 return performDexOptTraced(packageName, instructionSet); 6649 } 6650 6651 private boolean performDexOptTraced(String packageName, String instructionSet) { 6652 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6653 try { 6654 return performDexOptInternal(packageName, instructionSet); 6655 } finally { 6656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6657 } 6658 } 6659 6660 private boolean performDexOptInternal(String packageName, String instructionSet) { 6661 PackageParser.Package p; 6662 final String targetInstructionSet; 6663 synchronized (mPackages) { 6664 p = mPackages.get(packageName); 6665 if (p == null) { 6666 return false; 6667 } 6668 mPackageUsage.write(false); 6669 6670 targetInstructionSet = instructionSet != null ? instructionSet : 6671 getPrimaryInstructionSet(p.applicationInfo); 6672 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6673 return false; 6674 } 6675 } 6676 long callingId = Binder.clearCallingIdentity(); 6677 try { 6678 synchronized (mInstallLock) { 6679 final String[] instructionSets = new String[] { targetInstructionSet }; 6680 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6681 true /* inclDependencies */); 6682 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6683 } 6684 } finally { 6685 Binder.restoreCallingIdentity(callingId); 6686 } 6687 } 6688 6689 public ArraySet<String> getPackagesThatNeedDexOpt() { 6690 ArraySet<String> pkgs = null; 6691 synchronized (mPackages) { 6692 for (PackageParser.Package p : mPackages.values()) { 6693 if (DEBUG_DEXOPT) { 6694 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6695 } 6696 if (!p.mDexOptPerformed.isEmpty()) { 6697 continue; 6698 } 6699 if (pkgs == null) { 6700 pkgs = new ArraySet<String>(); 6701 } 6702 pkgs.add(p.packageName); 6703 } 6704 } 6705 return pkgs; 6706 } 6707 6708 public void shutdown() { 6709 mPackageUsage.write(true); 6710 } 6711 6712 @Override 6713 public void forceDexOpt(String packageName) { 6714 enforceSystemOrRoot("forceDexOpt"); 6715 6716 PackageParser.Package pkg; 6717 synchronized (mPackages) { 6718 pkg = mPackages.get(packageName); 6719 if (pkg == null) { 6720 throw new IllegalArgumentException("Unknown package: " + packageName); 6721 } 6722 } 6723 6724 synchronized (mInstallLock) { 6725 final String[] instructionSets = new String[] { 6726 getPrimaryInstructionSet(pkg.applicationInfo) }; 6727 6728 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6729 6730 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6731 true /* inclDependencies */); 6732 6733 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6734 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6735 throw new IllegalStateException("Failed to dexopt: " + res); 6736 } 6737 } 6738 } 6739 6740 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6741 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6742 Slog.w(TAG, "Unable to update from " + oldPkg.name 6743 + " to " + newPkg.packageName 6744 + ": old package not in system partition"); 6745 return false; 6746 } else if (mPackages.get(oldPkg.name) != null) { 6747 Slog.w(TAG, "Unable to update from " + oldPkg.name 6748 + " to " + newPkg.packageName 6749 + ": old package still exists"); 6750 return false; 6751 } 6752 return true; 6753 } 6754 6755 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6756 throws PackageManagerException { 6757 // TODO: triage flags as part of 26466827 6758 final int appId = UserHandle.getAppId(uid); 6759 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6760 6761 try { 6762 final int[] users = sUserManager.getUserIds(); 6763 for (int user : users) { 6764 mInstaller.createAppData(volumeUuid, packageName, user, flags, appId, seinfo); 6765 } 6766 } catch (InstallerException e) { 6767 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6768 "Failed to prepare data directory", e); 6769 } 6770 } 6771 6772 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 6773 // TODO: triage flags as part of 26466827 6774 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6775 6776 boolean res = true; 6777 final int[] users = sUserManager.getUserIds(); 6778 for (int user : users) { 6779 try { 6780 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 6781 } catch (InstallerException e) { 6782 Slog.w(TAG, "Failed to delete data directory", e); 6783 res = false; 6784 } 6785 } 6786 return res; 6787 } 6788 6789 void removeCodePathLI(File codePath) { 6790 if (codePath.isDirectory()) { 6791 try { 6792 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 6793 } catch (InstallerException e) { 6794 Slog.w(TAG, "Failed to remove code path", e); 6795 } 6796 } else { 6797 codePath.delete(); 6798 } 6799 } 6800 6801 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6802 // TODO: triage flags as part of 26466827 6803 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6804 6805 final int[] users = sUserManager.getUserIds(); 6806 for (int user : users) { 6807 try { 6808 mInstaller.clearAppData(volumeUuid, packageName, user, 6809 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 6810 } catch (InstallerException e) { 6811 Slog.w(TAG, "Failed to delete code cache directory", e); 6812 } 6813 } 6814 } 6815 6816 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6817 PackageParser.Package changingLib) { 6818 if (file.path != null) { 6819 usesLibraryFiles.add(file.path); 6820 return; 6821 } 6822 PackageParser.Package p = mPackages.get(file.apk); 6823 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6824 // If we are doing this while in the middle of updating a library apk, 6825 // then we need to make sure to use that new apk for determining the 6826 // dependencies here. (We haven't yet finished committing the new apk 6827 // to the package manager state.) 6828 if (p == null || p.packageName.equals(changingLib.packageName)) { 6829 p = changingLib; 6830 } 6831 } 6832 if (p != null) { 6833 usesLibraryFiles.addAll(p.getAllCodePaths()); 6834 } 6835 } 6836 6837 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6838 PackageParser.Package changingLib) throws PackageManagerException { 6839 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6840 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6841 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6842 for (int i=0; i<N; i++) { 6843 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6844 if (file == null) { 6845 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6846 "Package " + pkg.packageName + " requires unavailable shared library " 6847 + pkg.usesLibraries.get(i) + "; failing!"); 6848 } 6849 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6850 } 6851 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6852 for (int i=0; i<N; i++) { 6853 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6854 if (file == null) { 6855 Slog.w(TAG, "Package " + pkg.packageName 6856 + " desires unavailable shared library " 6857 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6858 } else { 6859 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6860 } 6861 } 6862 N = usesLibraryFiles.size(); 6863 if (N > 0) { 6864 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6865 } else { 6866 pkg.usesLibraryFiles = null; 6867 } 6868 } 6869 } 6870 6871 private static boolean hasString(List<String> list, List<String> which) { 6872 if (list == null) { 6873 return false; 6874 } 6875 for (int i=list.size()-1; i>=0; i--) { 6876 for (int j=which.size()-1; j>=0; j--) { 6877 if (which.get(j).equals(list.get(i))) { 6878 return true; 6879 } 6880 } 6881 } 6882 return false; 6883 } 6884 6885 private void updateAllSharedLibrariesLPw() { 6886 for (PackageParser.Package pkg : mPackages.values()) { 6887 try { 6888 updateSharedLibrariesLPw(pkg, null); 6889 } catch (PackageManagerException e) { 6890 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6891 } 6892 } 6893 } 6894 6895 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6896 PackageParser.Package changingPkg) { 6897 ArrayList<PackageParser.Package> res = null; 6898 for (PackageParser.Package pkg : mPackages.values()) { 6899 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6900 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6901 if (res == null) { 6902 res = new ArrayList<PackageParser.Package>(); 6903 } 6904 res.add(pkg); 6905 try { 6906 updateSharedLibrariesLPw(pkg, changingPkg); 6907 } catch (PackageManagerException e) { 6908 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6909 } 6910 } 6911 } 6912 return res; 6913 } 6914 6915 /** 6916 * Derive the value of the {@code cpuAbiOverride} based on the provided 6917 * value and an optional stored value from the package settings. 6918 */ 6919 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6920 String cpuAbiOverride = null; 6921 6922 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6923 cpuAbiOverride = null; 6924 } else if (abiOverride != null) { 6925 cpuAbiOverride = abiOverride; 6926 } else if (settings != null) { 6927 cpuAbiOverride = settings.cpuAbiOverrideString; 6928 } 6929 6930 return cpuAbiOverride; 6931 } 6932 6933 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6934 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6935 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6936 try { 6937 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6938 } finally { 6939 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6940 } 6941 } 6942 6943 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6944 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6945 boolean success = false; 6946 try { 6947 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6948 currentTime, user); 6949 success = true; 6950 return res; 6951 } finally { 6952 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6953 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6954 } 6955 } 6956 } 6957 6958 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6959 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6960 final File scanFile = new File(pkg.codePath); 6961 if (pkg.applicationInfo.getCodePath() == null || 6962 pkg.applicationInfo.getResourcePath() == null) { 6963 // Bail out. The resource and code paths haven't been set. 6964 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6965 "Code and resource paths haven't been set correctly"); 6966 } 6967 6968 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6969 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6970 } else { 6971 // Only allow system apps to be flagged as core apps. 6972 pkg.coreApp = false; 6973 } 6974 6975 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6976 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6977 } 6978 6979 if (mCustomResolverComponentName != null && 6980 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6981 setUpCustomResolverActivity(pkg); 6982 } 6983 6984 if (pkg.packageName.equals("android")) { 6985 synchronized (mPackages) { 6986 if (mAndroidApplication != null) { 6987 Slog.w(TAG, "*************************************************"); 6988 Slog.w(TAG, "Core android package being redefined. Skipping."); 6989 Slog.w(TAG, " file=" + scanFile); 6990 Slog.w(TAG, "*************************************************"); 6991 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6992 "Core android package being redefined. Skipping."); 6993 } 6994 6995 // Set up information for our fall-back user intent resolution activity. 6996 mPlatformPackage = pkg; 6997 pkg.mVersionCode = mSdkVersion; 6998 mAndroidApplication = pkg.applicationInfo; 6999 7000 if (!mResolverReplaced) { 7001 mResolveActivity.applicationInfo = mAndroidApplication; 7002 mResolveActivity.name = ResolverActivity.class.getName(); 7003 mResolveActivity.packageName = mAndroidApplication.packageName; 7004 mResolveActivity.processName = "system:ui"; 7005 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7006 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7007 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7008 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7009 mResolveActivity.exported = true; 7010 mResolveActivity.enabled = true; 7011 mResolveInfo.activityInfo = mResolveActivity; 7012 mResolveInfo.priority = 0; 7013 mResolveInfo.preferredOrder = 0; 7014 mResolveInfo.match = 0; 7015 mResolveComponentName = new ComponentName( 7016 mAndroidApplication.packageName, mResolveActivity.name); 7017 } 7018 } 7019 } 7020 7021 if (DEBUG_PACKAGE_SCANNING) { 7022 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7023 Log.d(TAG, "Scanning package " + pkg.packageName); 7024 } 7025 7026 if (mPackages.containsKey(pkg.packageName) 7027 || mSharedLibraries.containsKey(pkg.packageName)) { 7028 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7029 "Application package " + pkg.packageName 7030 + " already installed. Skipping duplicate."); 7031 } 7032 7033 // If we're only installing presumed-existing packages, require that the 7034 // scanned APK is both already known and at the path previously established 7035 // for it. Previously unknown packages we pick up normally, but if we have an 7036 // a priori expectation about this package's install presence, enforce it. 7037 // With a singular exception for new system packages. When an OTA contains 7038 // a new system package, we allow the codepath to change from a system location 7039 // to the user-installed location. If we don't allow this change, any newer, 7040 // user-installed version of the application will be ignored. 7041 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7042 if (mExpectingBetter.containsKey(pkg.packageName)) { 7043 logCriticalInfo(Log.WARN, 7044 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7045 } else { 7046 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7047 if (known != null) { 7048 if (DEBUG_PACKAGE_SCANNING) { 7049 Log.d(TAG, "Examining " + pkg.codePath 7050 + " and requiring known paths " + known.codePathString 7051 + " & " + known.resourcePathString); 7052 } 7053 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7054 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 7055 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7056 "Application package " + pkg.packageName 7057 + " found at " + pkg.applicationInfo.getCodePath() 7058 + " but expected at " + known.codePathString + "; ignoring."); 7059 } 7060 } 7061 } 7062 } 7063 7064 // Initialize package source and resource directories 7065 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7066 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7067 7068 SharedUserSetting suid = null; 7069 PackageSetting pkgSetting = null; 7070 7071 if (!isSystemApp(pkg)) { 7072 // Only system apps can use these features. 7073 pkg.mOriginalPackages = null; 7074 pkg.mRealPackage = null; 7075 pkg.mAdoptPermissions = null; 7076 } 7077 7078 // writer 7079 synchronized (mPackages) { 7080 if (pkg.mSharedUserId != null) { 7081 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7082 if (suid == null) { 7083 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7084 "Creating application package " + pkg.packageName 7085 + " for shared user failed"); 7086 } 7087 if (DEBUG_PACKAGE_SCANNING) { 7088 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7089 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7090 + "): packages=" + suid.packages); 7091 } 7092 } 7093 7094 // Check if we are renaming from an original package name. 7095 PackageSetting origPackage = null; 7096 String realName = null; 7097 if (pkg.mOriginalPackages != null) { 7098 // This package may need to be renamed to a previously 7099 // installed name. Let's check on that... 7100 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7101 if (pkg.mOriginalPackages.contains(renamed)) { 7102 // This package had originally been installed as the 7103 // original name, and we have already taken care of 7104 // transitioning to the new one. Just update the new 7105 // one to continue using the old name. 7106 realName = pkg.mRealPackage; 7107 if (!pkg.packageName.equals(renamed)) { 7108 // Callers into this function may have already taken 7109 // care of renaming the package; only do it here if 7110 // it is not already done. 7111 pkg.setPackageName(renamed); 7112 } 7113 7114 } else { 7115 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7116 if ((origPackage = mSettings.peekPackageLPr( 7117 pkg.mOriginalPackages.get(i))) != null) { 7118 // We do have the package already installed under its 7119 // original name... should we use it? 7120 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7121 // New package is not compatible with original. 7122 origPackage = null; 7123 continue; 7124 } else if (origPackage.sharedUser != null) { 7125 // Make sure uid is compatible between packages. 7126 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7127 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7128 + " to " + pkg.packageName + ": old uid " 7129 + origPackage.sharedUser.name 7130 + " differs from " + pkg.mSharedUserId); 7131 origPackage = null; 7132 continue; 7133 } 7134 } else { 7135 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7136 + pkg.packageName + " to old name " + origPackage.name); 7137 } 7138 break; 7139 } 7140 } 7141 } 7142 } 7143 7144 if (mTransferedPackages.contains(pkg.packageName)) { 7145 Slog.w(TAG, "Package " + pkg.packageName 7146 + " was transferred to another, but its .apk remains"); 7147 } 7148 7149 // Just create the setting, don't add it yet. For already existing packages 7150 // the PkgSetting exists already and doesn't have to be created. 7151 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7152 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7153 pkg.applicationInfo.primaryCpuAbi, 7154 pkg.applicationInfo.secondaryCpuAbi, 7155 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7156 user, false); 7157 if (pkgSetting == null) { 7158 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7159 "Creating application package " + pkg.packageName + " failed"); 7160 } 7161 7162 if (pkgSetting.origPackage != null) { 7163 // If we are first transitioning from an original package, 7164 // fix up the new package's name now. We need to do this after 7165 // looking up the package under its new name, so getPackageLP 7166 // can take care of fiddling things correctly. 7167 pkg.setPackageName(origPackage.name); 7168 7169 // File a report about this. 7170 String msg = "New package " + pkgSetting.realName 7171 + " renamed to replace old package " + pkgSetting.name; 7172 reportSettingsProblem(Log.WARN, msg); 7173 7174 // Make a note of it. 7175 mTransferedPackages.add(origPackage.name); 7176 7177 // No longer need to retain this. 7178 pkgSetting.origPackage = null; 7179 } 7180 7181 if (realName != null) { 7182 // Make a note of it. 7183 mTransferedPackages.add(pkg.packageName); 7184 } 7185 7186 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7187 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7188 } 7189 7190 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7191 // Check all shared libraries and map to their actual file path. 7192 // We only do this here for apps not on a system dir, because those 7193 // are the only ones that can fail an install due to this. We 7194 // will take care of the system apps by updating all of their 7195 // library paths after the scan is done. 7196 updateSharedLibrariesLPw(pkg, null); 7197 } 7198 7199 if (mFoundPolicyFile) { 7200 SELinuxMMAC.assignSeinfoValue(pkg); 7201 } 7202 7203 pkg.applicationInfo.uid = pkgSetting.appId; 7204 pkg.mExtras = pkgSetting; 7205 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7206 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7207 // We just determined the app is signed correctly, so bring 7208 // over the latest parsed certs. 7209 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7210 } else { 7211 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7212 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7213 "Package " + pkg.packageName + " upgrade keys do not match the " 7214 + "previously installed version"); 7215 } else { 7216 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7217 String msg = "System package " + pkg.packageName 7218 + " signature changed; retaining data."; 7219 reportSettingsProblem(Log.WARN, msg); 7220 } 7221 } 7222 } else { 7223 try { 7224 verifySignaturesLP(pkgSetting, pkg); 7225 // We just determined the app is signed correctly, so bring 7226 // over the latest parsed certs. 7227 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7228 } catch (PackageManagerException e) { 7229 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7230 throw e; 7231 } 7232 // The signature has changed, but this package is in the system 7233 // image... let's recover! 7234 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7235 // However... if this package is part of a shared user, but it 7236 // doesn't match the signature of the shared user, let's fail. 7237 // What this means is that you can't change the signatures 7238 // associated with an overall shared user, which doesn't seem all 7239 // that unreasonable. 7240 if (pkgSetting.sharedUser != null) { 7241 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7242 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7243 throw new PackageManagerException( 7244 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7245 "Signature mismatch for shared user: " 7246 + pkgSetting.sharedUser); 7247 } 7248 } 7249 // File a report about this. 7250 String msg = "System package " + pkg.packageName 7251 + " signature changed; retaining data."; 7252 reportSettingsProblem(Log.WARN, msg); 7253 } 7254 } 7255 // Verify that this new package doesn't have any content providers 7256 // that conflict with existing packages. Only do this if the 7257 // package isn't already installed, since we don't want to break 7258 // things that are installed. 7259 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7260 final int N = pkg.providers.size(); 7261 int i; 7262 for (i=0; i<N; i++) { 7263 PackageParser.Provider p = pkg.providers.get(i); 7264 if (p.info.authority != null) { 7265 String names[] = p.info.authority.split(";"); 7266 for (int j = 0; j < names.length; j++) { 7267 if (mProvidersByAuthority.containsKey(names[j])) { 7268 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7269 final String otherPackageName = 7270 ((other != null && other.getComponentName() != null) ? 7271 other.getComponentName().getPackageName() : "?"); 7272 throw new PackageManagerException( 7273 INSTALL_FAILED_CONFLICTING_PROVIDER, 7274 "Can't install because provider name " + names[j] 7275 + " (in package " + pkg.applicationInfo.packageName 7276 + ") is already used by " + otherPackageName); 7277 } 7278 } 7279 } 7280 } 7281 } 7282 7283 if (pkg.mAdoptPermissions != null) { 7284 // This package wants to adopt ownership of permissions from 7285 // another package. 7286 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7287 final String origName = pkg.mAdoptPermissions.get(i); 7288 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7289 if (orig != null) { 7290 if (verifyPackageUpdateLPr(orig, pkg)) { 7291 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7292 + pkg.packageName); 7293 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7294 } 7295 } 7296 } 7297 } 7298 } 7299 7300 final String pkgName = pkg.packageName; 7301 7302 final long scanFileTime = scanFile.lastModified(); 7303 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7304 pkg.applicationInfo.processName = fixProcessName( 7305 pkg.applicationInfo.packageName, 7306 pkg.applicationInfo.processName, 7307 pkg.applicationInfo.uid); 7308 7309 if (pkg != mPlatformPackage) { 7310 // This is a normal package, need to make its data directory. 7311 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7312 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7313 7314 // TOOD: switch to ensure various directories 7315 7316 boolean uidError = false; 7317 if (dataPath.exists()) { 7318 int currentUid = 0; 7319 try { 7320 StructStat stat = Os.stat(dataPath.getPath()); 7321 currentUid = stat.st_uid; 7322 } catch (ErrnoException e) { 7323 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7324 } 7325 7326 // If we have mismatched owners for the data path, we have a problem. 7327 if (currentUid != pkg.applicationInfo.uid) { 7328 boolean recovered = false; 7329 if (((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0 7330 || (scanFlags & SCAN_BOOTING) != 0)) { 7331 // If this is a system app, we can at least delete its 7332 // current data so the application will still work. 7333 boolean res = removeDataDirsLI(pkg.volumeUuid, pkgName); 7334 if (res) { 7335 // TODO: Kill the processes first 7336 // Old data gone! 7337 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7338 ? "System package " : "Third party package "; 7339 String msg = prefix + pkg.packageName 7340 + " has changed from uid: " 7341 + currentUid + " to " 7342 + pkg.applicationInfo.uid + "; old data erased"; 7343 reportSettingsProblem(Log.WARN, msg); 7344 recovered = true; 7345 } 7346 if (!recovered) { 7347 mHasSystemUidErrors = true; 7348 } 7349 } else { 7350 // If we allow this install to proceed, we will be broken. 7351 // Abort, abort! 7352 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7353 "Expected data to be owned by UID " + pkg.applicationInfo.uid 7354 + " but found " + currentUid); 7355 } 7356 if (!recovered) { 7357 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7358 + pkg.applicationInfo.uid + "/fs_" 7359 + currentUid; 7360 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7361 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7362 String msg = "Package " + pkg.packageName 7363 + " has mismatched uid: " 7364 + currentUid + " on disk, " 7365 + pkg.applicationInfo.uid + " in settings"; 7366 // writer 7367 synchronized (mPackages) { 7368 mSettings.mReadMessages.append(msg); 7369 mSettings.mReadMessages.append('\n'); 7370 uidError = true; 7371 if (!pkgSetting.uidError) { 7372 reportSettingsProblem(Log.ERROR, msg); 7373 } 7374 } 7375 } 7376 } 7377 7378 // Ensure that directories are prepared 7379 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7380 pkg.applicationInfo.seinfo); 7381 7382 if (mShouldRestoreconData) { 7383 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7384 // TODO: extend this to restorecon over all users 7385 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 7386 // TODO: triage flags as part of 26466827 7387 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 7388 try { 7389 mInstaller.restoreconAppData(pkg.volumeUuid, pkg.packageName, 7390 UserHandle.USER_SYSTEM, flags, appId, pkg.applicationInfo.seinfo); 7391 } catch (InstallerException e) { 7392 Slog.w(TAG, "Failed to restorecon " + pkg.packageName, e); 7393 } 7394 } 7395 } else { 7396 if (DEBUG_PACKAGE_SCANNING) { 7397 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7398 Log.v(TAG, "Want this data dir: " + dataPath); 7399 } 7400 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7401 pkg.applicationInfo.seinfo); 7402 } 7403 7404 // Get all of our default paths setup 7405 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7406 7407 pkgSetting.uidError = uidError; 7408 } 7409 7410 final String path = scanFile.getPath(); 7411 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7412 7413 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7414 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7415 7416 // Some system apps still use directory structure for native libraries 7417 // in which case we might end up not detecting abi solely based on apk 7418 // structure. Try to detect abi based on directory structure. 7419 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7420 pkg.applicationInfo.primaryCpuAbi == null) { 7421 setBundledAppAbisAndRoots(pkg, pkgSetting); 7422 setNativeLibraryPaths(pkg); 7423 } 7424 7425 } else { 7426 if ((scanFlags & SCAN_MOVE) != 0) { 7427 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7428 // but we already have this packages package info in the PackageSetting. We just 7429 // use that and derive the native library path based on the new codepath. 7430 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7431 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7432 } 7433 7434 // Set native library paths again. For moves, the path will be updated based on the 7435 // ABIs we've determined above. For non-moves, the path will be updated based on the 7436 // ABIs we determined during compilation, but the path will depend on the final 7437 // package path (after the rename away from the stage path). 7438 setNativeLibraryPaths(pkg); 7439 } 7440 7441 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7442 final int[] userIds = sUserManager.getUserIds(); 7443 synchronized (mInstallLock) { 7444 // Make sure all user data directories are ready to roll; we're okay 7445 // if they already exist 7446 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7447 for (int userId : userIds) { 7448 if (userId != UserHandle.USER_SYSTEM) { 7449 // TODO: triage flags as part of 26466827 7450 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 7451 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 7452 try { 7453 mInstaller.createAppData(pkg.volumeUuid, pkg.packageName, userId, 7454 flags, appId, pkg.applicationInfo.seinfo); 7455 } catch (InstallerException e) { 7456 throw PackageManagerException.from(e); 7457 } 7458 } 7459 } 7460 } 7461 7462 // Create a native library symlink only if we have native libraries 7463 // and if the native libraries are 32 bit libraries. We do not provide 7464 // this symlink for 64 bit libraries. 7465 if (pkg.applicationInfo.primaryCpuAbi != null && 7466 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7468 try { 7469 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7470 for (int userId : userIds) { 7471 try { 7472 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7473 nativeLibPath, userId); 7474 } catch (InstallerException e) { 7475 throw PackageManagerException.from(e); 7476 } 7477 } 7478 } finally { 7479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7480 } 7481 } 7482 } 7483 7484 // This is a special case for the "system" package, where the ABI is 7485 // dictated by the zygote configuration (and init.rc). We should keep track 7486 // of this ABI so that we can deal with "normal" applications that run under 7487 // the same UID correctly. 7488 if (mPlatformPackage == pkg) { 7489 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7490 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7491 } 7492 7493 // If there's a mismatch between the abi-override in the package setting 7494 // and the abiOverride specified for the install. Warn about this because we 7495 // would've already compiled the app without taking the package setting into 7496 // account. 7497 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7498 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7499 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7500 " for package " + pkg.packageName); 7501 } 7502 } 7503 7504 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7505 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7506 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7507 7508 // Copy the derived override back to the parsed package, so that we can 7509 // update the package settings accordingly. 7510 pkg.cpuAbiOverride = cpuAbiOverride; 7511 7512 if (DEBUG_ABI_SELECTION) { 7513 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7514 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7515 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7516 } 7517 7518 // Push the derived path down into PackageSettings so we know what to 7519 // clean up at uninstall time. 7520 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7521 7522 if (DEBUG_ABI_SELECTION) { 7523 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7524 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7525 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7526 } 7527 7528 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7529 // We don't do this here during boot because we can do it all 7530 // at once after scanning all existing packages. 7531 // 7532 // We also do this *before* we perform dexopt on this package, so that 7533 // we can avoid redundant dexopts, and also to make sure we've got the 7534 // code and package path correct. 7535 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7536 pkg, true /* boot complete */); 7537 } 7538 7539 if (mFactoryTest && pkg.requestedPermissions.contains( 7540 android.Manifest.permission.FACTORY_TEST)) { 7541 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7542 } 7543 7544 ArrayList<PackageParser.Package> clientLibPkgs = null; 7545 7546 // writer 7547 synchronized (mPackages) { 7548 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7549 // Only system apps can add new shared libraries. 7550 if (pkg.libraryNames != null) { 7551 for (int i=0; i<pkg.libraryNames.size(); i++) { 7552 String name = pkg.libraryNames.get(i); 7553 boolean allowed = false; 7554 if (pkg.isUpdatedSystemApp()) { 7555 // New library entries can only be added through the 7556 // system image. This is important to get rid of a lot 7557 // of nasty edge cases: for example if we allowed a non- 7558 // system update of the app to add a library, then uninstalling 7559 // the update would make the library go away, and assumptions 7560 // we made such as through app install filtering would now 7561 // have allowed apps on the device which aren't compatible 7562 // with it. Better to just have the restriction here, be 7563 // conservative, and create many fewer cases that can negatively 7564 // impact the user experience. 7565 final PackageSetting sysPs = mSettings 7566 .getDisabledSystemPkgLPr(pkg.packageName); 7567 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7568 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7569 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7570 allowed = true; 7571 break; 7572 } 7573 } 7574 } 7575 } else { 7576 allowed = true; 7577 } 7578 if (allowed) { 7579 if (!mSharedLibraries.containsKey(name)) { 7580 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7581 } else if (!name.equals(pkg.packageName)) { 7582 Slog.w(TAG, "Package " + pkg.packageName + " library " 7583 + name + " already exists; skipping"); 7584 } 7585 } else { 7586 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7587 + name + " that is not declared on system image; skipping"); 7588 } 7589 } 7590 if ((scanFlags & SCAN_BOOTING) == 0) { 7591 // If we are not booting, we need to update any applications 7592 // that are clients of our shared library. If we are booting, 7593 // this will all be done once the scan is complete. 7594 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7595 } 7596 } 7597 } 7598 } 7599 7600 // Request the ActivityManager to kill the process(only for existing packages) 7601 // so that we do not end up in a confused state while the user is still using the older 7602 // version of the application while the new one gets installed. 7603 if ((scanFlags & SCAN_REPLACING) != 0) { 7604 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7605 7606 killApplication(pkg.applicationInfo.packageName, 7607 pkg.applicationInfo.uid, "replace pkg"); 7608 7609 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7610 } 7611 7612 // Also need to kill any apps that are dependent on the library. 7613 if (clientLibPkgs != null) { 7614 for (int i=0; i<clientLibPkgs.size(); i++) { 7615 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7616 killApplication(clientPkg.applicationInfo.packageName, 7617 clientPkg.applicationInfo.uid, "update lib"); 7618 } 7619 } 7620 7621 // Make sure we're not adding any bogus keyset info 7622 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7623 ksms.assertScannedPackageValid(pkg); 7624 7625 // writer 7626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7627 7628 boolean createIdmapFailed = false; 7629 synchronized (mPackages) { 7630 // We don't expect installation to fail beyond this point 7631 7632 // Add the new setting to mSettings 7633 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7634 // Add the new setting to mPackages 7635 mPackages.put(pkg.applicationInfo.packageName, pkg); 7636 // Make sure we don't accidentally delete its data. 7637 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7638 while (iter.hasNext()) { 7639 PackageCleanItem item = iter.next(); 7640 if (pkgName.equals(item.packageName)) { 7641 iter.remove(); 7642 } 7643 } 7644 7645 // Take care of first install / last update times. 7646 if (currentTime != 0) { 7647 if (pkgSetting.firstInstallTime == 0) { 7648 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7649 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7650 pkgSetting.lastUpdateTime = currentTime; 7651 } 7652 } else if (pkgSetting.firstInstallTime == 0) { 7653 // We need *something*. Take time time stamp of the file. 7654 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7655 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7656 if (scanFileTime != pkgSetting.timeStamp) { 7657 // A package on the system image has changed; consider this 7658 // to be an update. 7659 pkgSetting.lastUpdateTime = scanFileTime; 7660 } 7661 } 7662 7663 // Add the package's KeySets to the global KeySetManagerService 7664 ksms.addScannedPackageLPw(pkg); 7665 7666 int N = pkg.providers.size(); 7667 StringBuilder r = null; 7668 int i; 7669 for (i=0; i<N; i++) { 7670 PackageParser.Provider p = pkg.providers.get(i); 7671 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7672 p.info.processName, pkg.applicationInfo.uid); 7673 mProviders.addProvider(p); 7674 p.syncable = p.info.isSyncable; 7675 if (p.info.authority != null) { 7676 String names[] = p.info.authority.split(";"); 7677 p.info.authority = null; 7678 for (int j = 0; j < names.length; j++) { 7679 if (j == 1 && p.syncable) { 7680 // We only want the first authority for a provider to possibly be 7681 // syncable, so if we already added this provider using a different 7682 // authority clear the syncable flag. We copy the provider before 7683 // changing it because the mProviders object contains a reference 7684 // to a provider that we don't want to change. 7685 // Only do this for the second authority since the resulting provider 7686 // object can be the same for all future authorities for this provider. 7687 p = new PackageParser.Provider(p); 7688 p.syncable = false; 7689 } 7690 if (!mProvidersByAuthority.containsKey(names[j])) { 7691 mProvidersByAuthority.put(names[j], p); 7692 if (p.info.authority == null) { 7693 p.info.authority = names[j]; 7694 } else { 7695 p.info.authority = p.info.authority + ";" + names[j]; 7696 } 7697 if (DEBUG_PACKAGE_SCANNING) { 7698 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7699 Log.d(TAG, "Registered content provider: " + names[j] 7700 + ", className = " + p.info.name + ", isSyncable = " 7701 + p.info.isSyncable); 7702 } 7703 } else { 7704 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7705 Slog.w(TAG, "Skipping provider name " + names[j] + 7706 " (in package " + pkg.applicationInfo.packageName + 7707 "): name already used by " 7708 + ((other != null && other.getComponentName() != null) 7709 ? other.getComponentName().getPackageName() : "?")); 7710 } 7711 } 7712 } 7713 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7714 if (r == null) { 7715 r = new StringBuilder(256); 7716 } else { 7717 r.append(' '); 7718 } 7719 r.append(p.info.name); 7720 } 7721 } 7722 if (r != null) { 7723 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7724 } 7725 7726 N = pkg.services.size(); 7727 r = null; 7728 for (i=0; i<N; i++) { 7729 PackageParser.Service s = pkg.services.get(i); 7730 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7731 s.info.processName, pkg.applicationInfo.uid); 7732 mServices.addService(s); 7733 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7734 if (r == null) { 7735 r = new StringBuilder(256); 7736 } else { 7737 r.append(' '); 7738 } 7739 r.append(s.info.name); 7740 } 7741 } 7742 if (r != null) { 7743 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7744 } 7745 7746 N = pkg.receivers.size(); 7747 r = null; 7748 for (i=0; i<N; i++) { 7749 PackageParser.Activity a = pkg.receivers.get(i); 7750 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7751 a.info.processName, pkg.applicationInfo.uid); 7752 mReceivers.addActivity(a, "receiver"); 7753 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7754 if (r == null) { 7755 r = new StringBuilder(256); 7756 } else { 7757 r.append(' '); 7758 } 7759 r.append(a.info.name); 7760 } 7761 } 7762 if (r != null) { 7763 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7764 } 7765 7766 N = pkg.activities.size(); 7767 r = null; 7768 for (i=0; i<N; i++) { 7769 PackageParser.Activity a = pkg.activities.get(i); 7770 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7771 a.info.processName, pkg.applicationInfo.uid); 7772 mActivities.addActivity(a, "activity"); 7773 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7774 if (r == null) { 7775 r = new StringBuilder(256); 7776 } else { 7777 r.append(' '); 7778 } 7779 r.append(a.info.name); 7780 } 7781 } 7782 if (r != null) { 7783 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7784 } 7785 7786 N = pkg.permissionGroups.size(); 7787 r = null; 7788 for (i=0; i<N; i++) { 7789 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7790 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7791 if (cur == null) { 7792 mPermissionGroups.put(pg.info.name, pg); 7793 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7794 if (r == null) { 7795 r = new StringBuilder(256); 7796 } else { 7797 r.append(' '); 7798 } 7799 r.append(pg.info.name); 7800 } 7801 } else { 7802 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7803 + pg.info.packageName + " ignored: original from " 7804 + cur.info.packageName); 7805 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7806 if (r == null) { 7807 r = new StringBuilder(256); 7808 } else { 7809 r.append(' '); 7810 } 7811 r.append("DUP:"); 7812 r.append(pg.info.name); 7813 } 7814 } 7815 } 7816 if (r != null) { 7817 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7818 } 7819 7820 N = pkg.permissions.size(); 7821 r = null; 7822 for (i=0; i<N; i++) { 7823 PackageParser.Permission p = pkg.permissions.get(i); 7824 7825 // Assume by default that we did not install this permission into the system. 7826 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7827 7828 // Now that permission groups have a special meaning, we ignore permission 7829 // groups for legacy apps to prevent unexpected behavior. In particular, 7830 // permissions for one app being granted to someone just becuase they happen 7831 // to be in a group defined by another app (before this had no implications). 7832 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7833 p.group = mPermissionGroups.get(p.info.group); 7834 // Warn for a permission in an unknown group. 7835 if (p.info.group != null && p.group == null) { 7836 Slog.w(TAG, "Permission " + p.info.name + " from package " 7837 + p.info.packageName + " in an unknown group " + p.info.group); 7838 } 7839 } 7840 7841 ArrayMap<String, BasePermission> permissionMap = 7842 p.tree ? mSettings.mPermissionTrees 7843 : mSettings.mPermissions; 7844 BasePermission bp = permissionMap.get(p.info.name); 7845 7846 // Allow system apps to redefine non-system permissions 7847 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7848 final boolean currentOwnerIsSystem = (bp.perm != null 7849 && isSystemApp(bp.perm.owner)); 7850 if (isSystemApp(p.owner)) { 7851 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7852 // It's a built-in permission and no owner, take ownership now 7853 bp.packageSetting = pkgSetting; 7854 bp.perm = p; 7855 bp.uid = pkg.applicationInfo.uid; 7856 bp.sourcePackage = p.info.packageName; 7857 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7858 } else if (!currentOwnerIsSystem) { 7859 String msg = "New decl " + p.owner + " of permission " 7860 + p.info.name + " is system; overriding " + bp.sourcePackage; 7861 reportSettingsProblem(Log.WARN, msg); 7862 bp = null; 7863 } 7864 } 7865 } 7866 7867 if (bp == null) { 7868 bp = new BasePermission(p.info.name, p.info.packageName, 7869 BasePermission.TYPE_NORMAL); 7870 permissionMap.put(p.info.name, bp); 7871 } 7872 7873 if (bp.perm == null) { 7874 if (bp.sourcePackage == null 7875 || bp.sourcePackage.equals(p.info.packageName)) { 7876 BasePermission tree = findPermissionTreeLP(p.info.name); 7877 if (tree == null 7878 || tree.sourcePackage.equals(p.info.packageName)) { 7879 bp.packageSetting = pkgSetting; 7880 bp.perm = p; 7881 bp.uid = pkg.applicationInfo.uid; 7882 bp.sourcePackage = p.info.packageName; 7883 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7884 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7885 if (r == null) { 7886 r = new StringBuilder(256); 7887 } else { 7888 r.append(' '); 7889 } 7890 r.append(p.info.name); 7891 } 7892 } else { 7893 Slog.w(TAG, "Permission " + p.info.name + " from package " 7894 + p.info.packageName + " ignored: base tree " 7895 + tree.name + " is from package " 7896 + tree.sourcePackage); 7897 } 7898 } else { 7899 Slog.w(TAG, "Permission " + p.info.name + " from package " 7900 + p.info.packageName + " ignored: original from " 7901 + bp.sourcePackage); 7902 } 7903 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7904 if (r == null) { 7905 r = new StringBuilder(256); 7906 } else { 7907 r.append(' '); 7908 } 7909 r.append("DUP:"); 7910 r.append(p.info.name); 7911 } 7912 if (bp.perm == p) { 7913 bp.protectionLevel = p.info.protectionLevel; 7914 } 7915 } 7916 7917 if (r != null) { 7918 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7919 } 7920 7921 N = pkg.instrumentation.size(); 7922 r = null; 7923 for (i=0; i<N; i++) { 7924 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7925 a.info.packageName = pkg.applicationInfo.packageName; 7926 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7927 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7928 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7929 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7930 a.info.dataDir = pkg.applicationInfo.dataDir; 7931 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7932 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7933 7934 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7935 // need other information about the application, like the ABI and what not ? 7936 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7937 mInstrumentation.put(a.getComponentName(), a); 7938 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7939 if (r == null) { 7940 r = new StringBuilder(256); 7941 } else { 7942 r.append(' '); 7943 } 7944 r.append(a.info.name); 7945 } 7946 } 7947 if (r != null) { 7948 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7949 } 7950 7951 if (pkg.protectedBroadcasts != null) { 7952 N = pkg.protectedBroadcasts.size(); 7953 for (i=0; i<N; i++) { 7954 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7955 } 7956 } 7957 7958 pkgSetting.setTimeStamp(scanFileTime); 7959 7960 // Create idmap files for pairs of (packages, overlay packages). 7961 // Note: "android", ie framework-res.apk, is handled by native layers. 7962 if (pkg.mOverlayTarget != null) { 7963 // This is an overlay package. 7964 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7965 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7966 mOverlays.put(pkg.mOverlayTarget, 7967 new ArrayMap<String, PackageParser.Package>()); 7968 } 7969 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7970 map.put(pkg.packageName, pkg); 7971 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7972 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7973 createIdmapFailed = true; 7974 } 7975 } 7976 } else if (mOverlays.containsKey(pkg.packageName) && 7977 !pkg.packageName.equals("android")) { 7978 // This is a regular package, with one or more known overlay packages. 7979 createIdmapsForPackageLI(pkg); 7980 } 7981 } 7982 7983 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7984 7985 if (createIdmapFailed) { 7986 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7987 "scanPackageLI failed to createIdmap"); 7988 } 7989 return pkg; 7990 } 7991 7992 /** 7993 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7994 * is derived purely on the basis of the contents of {@code scanFile} and 7995 * {@code cpuAbiOverride}. 7996 * 7997 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7998 */ 7999 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8000 String cpuAbiOverride, boolean extractLibs) 8001 throws PackageManagerException { 8002 // TODO: We can probably be smarter about this stuff. For installed apps, 8003 // we can calculate this information at install time once and for all. For 8004 // system apps, we can probably assume that this information doesn't change 8005 // after the first boot scan. As things stand, we do lots of unnecessary work. 8006 8007 // Give ourselves some initial paths; we'll come back for another 8008 // pass once we've determined ABI below. 8009 setNativeLibraryPaths(pkg); 8010 8011 // We would never need to extract libs for forward-locked and external packages, 8012 // since the container service will do it for us. We shouldn't attempt to 8013 // extract libs from system app when it was not updated. 8014 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8015 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8016 extractLibs = false; 8017 } 8018 8019 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8020 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8021 8022 NativeLibraryHelper.Handle handle = null; 8023 try { 8024 handle = NativeLibraryHelper.Handle.create(pkg); 8025 // TODO(multiArch): This can be null for apps that didn't go through the 8026 // usual installation process. We can calculate it again, like we 8027 // do during install time. 8028 // 8029 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8030 // unnecessary. 8031 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8032 8033 // Null out the abis so that they can be recalculated. 8034 pkg.applicationInfo.primaryCpuAbi = null; 8035 pkg.applicationInfo.secondaryCpuAbi = null; 8036 if (isMultiArch(pkg.applicationInfo)) { 8037 // Warn if we've set an abiOverride for multi-lib packages.. 8038 // By definition, we need to copy both 32 and 64 bit libraries for 8039 // such packages. 8040 if (pkg.cpuAbiOverride != null 8041 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8042 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8043 } 8044 8045 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8046 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8047 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8048 if (extractLibs) { 8049 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8050 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8051 useIsaSpecificSubdirs); 8052 } else { 8053 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8054 } 8055 } 8056 8057 maybeThrowExceptionForMultiArchCopy( 8058 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8059 8060 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8061 if (extractLibs) { 8062 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8063 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8064 useIsaSpecificSubdirs); 8065 } else { 8066 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8067 } 8068 } 8069 8070 maybeThrowExceptionForMultiArchCopy( 8071 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8072 8073 if (abi64 >= 0) { 8074 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8075 } 8076 8077 if (abi32 >= 0) { 8078 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8079 if (abi64 >= 0) { 8080 pkg.applicationInfo.secondaryCpuAbi = abi; 8081 } else { 8082 pkg.applicationInfo.primaryCpuAbi = abi; 8083 } 8084 } 8085 } else { 8086 String[] abiList = (cpuAbiOverride != null) ? 8087 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8088 8089 // Enable gross and lame hacks for apps that are built with old 8090 // SDK tools. We must scan their APKs for renderscript bitcode and 8091 // not launch them if it's present. Don't bother checking on devices 8092 // that don't have 64 bit support. 8093 boolean needsRenderScriptOverride = false; 8094 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8095 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8096 abiList = Build.SUPPORTED_32_BIT_ABIS; 8097 needsRenderScriptOverride = true; 8098 } 8099 8100 final int copyRet; 8101 if (extractLibs) { 8102 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8103 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8104 } else { 8105 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8106 } 8107 8108 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8109 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8110 "Error unpackaging native libs for app, errorCode=" + copyRet); 8111 } 8112 8113 if (copyRet >= 0) { 8114 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8115 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8116 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8117 } else if (needsRenderScriptOverride) { 8118 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8119 } 8120 } 8121 } catch (IOException ioe) { 8122 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8123 } finally { 8124 IoUtils.closeQuietly(handle); 8125 } 8126 8127 // Now that we've calculated the ABIs and determined if it's an internal app, 8128 // we will go ahead and populate the nativeLibraryPath. 8129 setNativeLibraryPaths(pkg); 8130 } 8131 8132 /** 8133 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8134 * i.e, so that all packages can be run inside a single process if required. 8135 * 8136 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8137 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8138 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8139 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8140 * updating a package that belongs to a shared user. 8141 * 8142 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8143 * adds unnecessary complexity. 8144 */ 8145 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8146 PackageParser.Package scannedPackage, boolean bootComplete) { 8147 String requiredInstructionSet = null; 8148 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8149 requiredInstructionSet = VMRuntime.getInstructionSet( 8150 scannedPackage.applicationInfo.primaryCpuAbi); 8151 } 8152 8153 PackageSetting requirer = null; 8154 for (PackageSetting ps : packagesForUser) { 8155 // If packagesForUser contains scannedPackage, we skip it. This will happen 8156 // when scannedPackage is an update of an existing package. Without this check, 8157 // we will never be able to change the ABI of any package belonging to a shared 8158 // user, even if it's compatible with other packages. 8159 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8160 if (ps.primaryCpuAbiString == null) { 8161 continue; 8162 } 8163 8164 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8165 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8166 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8167 // this but there's not much we can do. 8168 String errorMessage = "Instruction set mismatch, " 8169 + ((requirer == null) ? "[caller]" : requirer) 8170 + " requires " + requiredInstructionSet + " whereas " + ps 8171 + " requires " + instructionSet; 8172 Slog.w(TAG, errorMessage); 8173 } 8174 8175 if (requiredInstructionSet == null) { 8176 requiredInstructionSet = instructionSet; 8177 requirer = ps; 8178 } 8179 } 8180 } 8181 8182 if (requiredInstructionSet != null) { 8183 String adjustedAbi; 8184 if (requirer != null) { 8185 // requirer != null implies that either scannedPackage was null or that scannedPackage 8186 // did not require an ABI, in which case we have to adjust scannedPackage to match 8187 // the ABI of the set (which is the same as requirer's ABI) 8188 adjustedAbi = requirer.primaryCpuAbiString; 8189 if (scannedPackage != null) { 8190 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8191 } 8192 } else { 8193 // requirer == null implies that we're updating all ABIs in the set to 8194 // match scannedPackage. 8195 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8196 } 8197 8198 for (PackageSetting ps : packagesForUser) { 8199 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8200 if (ps.primaryCpuAbiString != null) { 8201 continue; 8202 } 8203 8204 ps.primaryCpuAbiString = adjustedAbi; 8205 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8206 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8207 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi); 8208 try { 8209 mInstaller.rmdex(ps.codePathString, 8210 getDexCodeInstructionSet(getPreferredInstructionSet())); 8211 } catch (InstallerException ignored) { 8212 } 8213 } 8214 } 8215 } 8216 } 8217 } 8218 8219 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8220 synchronized (mPackages) { 8221 mResolverReplaced = true; 8222 // Set up information for custom user intent resolution activity. 8223 mResolveActivity.applicationInfo = pkg.applicationInfo; 8224 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8225 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8226 mResolveActivity.processName = pkg.applicationInfo.packageName; 8227 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8228 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8229 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8230 mResolveActivity.theme = 0; 8231 mResolveActivity.exported = true; 8232 mResolveActivity.enabled = true; 8233 mResolveInfo.activityInfo = mResolveActivity; 8234 mResolveInfo.priority = 0; 8235 mResolveInfo.preferredOrder = 0; 8236 mResolveInfo.match = 0; 8237 mResolveComponentName = mCustomResolverComponentName; 8238 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8239 mResolveComponentName); 8240 } 8241 } 8242 8243 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8244 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8245 8246 // Set up information for ephemeral installer activity 8247 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8248 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8249 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8250 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8251 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8252 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8253 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8254 mEphemeralInstallerActivity.theme = 0; 8255 mEphemeralInstallerActivity.exported = true; 8256 mEphemeralInstallerActivity.enabled = true; 8257 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8258 mEphemeralInstallerInfo.priority = 0; 8259 mEphemeralInstallerInfo.preferredOrder = 0; 8260 mEphemeralInstallerInfo.match = 0; 8261 8262 if (DEBUG_EPHEMERAL) { 8263 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8264 } 8265 } 8266 8267 private static String calculateBundledApkRoot(final String codePathString) { 8268 final File codePath = new File(codePathString); 8269 final File codeRoot; 8270 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8271 codeRoot = Environment.getRootDirectory(); 8272 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8273 codeRoot = Environment.getOemDirectory(); 8274 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8275 codeRoot = Environment.getVendorDirectory(); 8276 } else { 8277 // Unrecognized code path; take its top real segment as the apk root: 8278 // e.g. /something/app/blah.apk => /something 8279 try { 8280 File f = codePath.getCanonicalFile(); 8281 File parent = f.getParentFile(); // non-null because codePath is a file 8282 File tmp; 8283 while ((tmp = parent.getParentFile()) != null) { 8284 f = parent; 8285 parent = tmp; 8286 } 8287 codeRoot = f; 8288 Slog.w(TAG, "Unrecognized code path " 8289 + codePath + " - using " + codeRoot); 8290 } catch (IOException e) { 8291 // Can't canonicalize the code path -- shenanigans? 8292 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8293 return Environment.getRootDirectory().getPath(); 8294 } 8295 } 8296 return codeRoot.getPath(); 8297 } 8298 8299 /** 8300 * Derive and set the location of native libraries for the given package, 8301 * which varies depending on where and how the package was installed. 8302 */ 8303 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8304 final ApplicationInfo info = pkg.applicationInfo; 8305 final String codePath = pkg.codePath; 8306 final File codeFile = new File(codePath); 8307 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8308 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8309 8310 info.nativeLibraryRootDir = null; 8311 info.nativeLibraryRootRequiresIsa = false; 8312 info.nativeLibraryDir = null; 8313 info.secondaryNativeLibraryDir = null; 8314 8315 if (isApkFile(codeFile)) { 8316 // Monolithic install 8317 if (bundledApp) { 8318 // If "/system/lib64/apkname" exists, assume that is the per-package 8319 // native library directory to use; otherwise use "/system/lib/apkname". 8320 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8321 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8322 getPrimaryInstructionSet(info)); 8323 8324 // This is a bundled system app so choose the path based on the ABI. 8325 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8326 // is just the default path. 8327 final String apkName = deriveCodePathName(codePath); 8328 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8329 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8330 apkName).getAbsolutePath(); 8331 8332 if (info.secondaryCpuAbi != null) { 8333 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8334 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8335 secondaryLibDir, apkName).getAbsolutePath(); 8336 } 8337 } else if (asecApp) { 8338 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8339 .getAbsolutePath(); 8340 } else { 8341 final String apkName = deriveCodePathName(codePath); 8342 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8343 .getAbsolutePath(); 8344 } 8345 8346 info.nativeLibraryRootRequiresIsa = false; 8347 info.nativeLibraryDir = info.nativeLibraryRootDir; 8348 } else { 8349 // Cluster install 8350 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8351 info.nativeLibraryRootRequiresIsa = true; 8352 8353 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8354 getPrimaryInstructionSet(info)).getAbsolutePath(); 8355 8356 if (info.secondaryCpuAbi != null) { 8357 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8358 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8359 } 8360 } 8361 } 8362 8363 /** 8364 * Calculate the abis and roots for a bundled app. These can uniquely 8365 * be determined from the contents of the system partition, i.e whether 8366 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8367 * of this information, and instead assume that the system was built 8368 * sensibly. 8369 */ 8370 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8371 PackageSetting pkgSetting) { 8372 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8373 8374 // If "/system/lib64/apkname" exists, assume that is the per-package 8375 // native library directory to use; otherwise use "/system/lib/apkname". 8376 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8377 setBundledAppAbi(pkg, apkRoot, apkName); 8378 // pkgSetting might be null during rescan following uninstall of updates 8379 // to a bundled app, so accommodate that possibility. The settings in 8380 // that case will be established later from the parsed package. 8381 // 8382 // If the settings aren't null, sync them up with what we've just derived. 8383 // note that apkRoot isn't stored in the package settings. 8384 if (pkgSetting != null) { 8385 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8386 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8387 } 8388 } 8389 8390 /** 8391 * Deduces the ABI of a bundled app and sets the relevant fields on the 8392 * parsed pkg object. 8393 * 8394 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8395 * under which system libraries are installed. 8396 * @param apkName the name of the installed package. 8397 */ 8398 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8399 final File codeFile = new File(pkg.codePath); 8400 8401 final boolean has64BitLibs; 8402 final boolean has32BitLibs; 8403 if (isApkFile(codeFile)) { 8404 // Monolithic install 8405 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8406 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8407 } else { 8408 // Cluster install 8409 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8410 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8411 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8412 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8413 has64BitLibs = (new File(rootDir, isa)).exists(); 8414 } else { 8415 has64BitLibs = false; 8416 } 8417 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8418 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8419 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8420 has32BitLibs = (new File(rootDir, isa)).exists(); 8421 } else { 8422 has32BitLibs = false; 8423 } 8424 } 8425 8426 if (has64BitLibs && !has32BitLibs) { 8427 // The package has 64 bit libs, but not 32 bit libs. Its primary 8428 // ABI should be 64 bit. We can safely assume here that the bundled 8429 // native libraries correspond to the most preferred ABI in the list. 8430 8431 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8432 pkg.applicationInfo.secondaryCpuAbi = null; 8433 } else if (has32BitLibs && !has64BitLibs) { 8434 // The package has 32 bit libs but not 64 bit libs. Its primary 8435 // ABI should be 32 bit. 8436 8437 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8438 pkg.applicationInfo.secondaryCpuAbi = null; 8439 } else if (has32BitLibs && has64BitLibs) { 8440 // The application has both 64 and 32 bit bundled libraries. We check 8441 // here that the app declares multiArch support, and warn if it doesn't. 8442 // 8443 // We will be lenient here and record both ABIs. The primary will be the 8444 // ABI that's higher on the list, i.e, a device that's configured to prefer 8445 // 64 bit apps will see a 64 bit primary ABI, 8446 8447 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8448 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8449 } 8450 8451 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8452 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8453 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8454 } else { 8455 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8456 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8457 } 8458 } else { 8459 pkg.applicationInfo.primaryCpuAbi = null; 8460 pkg.applicationInfo.secondaryCpuAbi = null; 8461 } 8462 } 8463 8464 private void killApplication(String pkgName, int appId, String reason) { 8465 // Request the ActivityManager to kill the process(only for existing packages) 8466 // so that we do not end up in a confused state while the user is still using the older 8467 // version of the application while the new one gets installed. 8468 IActivityManager am = ActivityManagerNative.getDefault(); 8469 if (am != null) { 8470 try { 8471 am.killApplicationWithAppId(pkgName, appId, reason); 8472 } catch (RemoteException e) { 8473 } 8474 } 8475 } 8476 8477 void removePackageLI(PackageSetting ps, boolean chatty) { 8478 if (DEBUG_INSTALL) { 8479 if (chatty) 8480 Log.d(TAG, "Removing package " + ps.name); 8481 } 8482 8483 // writer 8484 synchronized (mPackages) { 8485 mPackages.remove(ps.name); 8486 final PackageParser.Package pkg = ps.pkg; 8487 if (pkg != null) { 8488 cleanPackageDataStructuresLILPw(pkg, chatty); 8489 } 8490 } 8491 } 8492 8493 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8494 if (DEBUG_INSTALL) { 8495 if (chatty) 8496 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8497 } 8498 8499 // writer 8500 synchronized (mPackages) { 8501 mPackages.remove(pkg.applicationInfo.packageName); 8502 cleanPackageDataStructuresLILPw(pkg, chatty); 8503 } 8504 } 8505 8506 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8507 int N = pkg.providers.size(); 8508 StringBuilder r = null; 8509 int i; 8510 for (i=0; i<N; i++) { 8511 PackageParser.Provider p = pkg.providers.get(i); 8512 mProviders.removeProvider(p); 8513 if (p.info.authority == null) { 8514 8515 /* There was another ContentProvider with this authority when 8516 * this app was installed so this authority is null, 8517 * Ignore it as we don't have to unregister the provider. 8518 */ 8519 continue; 8520 } 8521 String names[] = p.info.authority.split(";"); 8522 for (int j = 0; j < names.length; j++) { 8523 if (mProvidersByAuthority.get(names[j]) == p) { 8524 mProvidersByAuthority.remove(names[j]); 8525 if (DEBUG_REMOVE) { 8526 if (chatty) 8527 Log.d(TAG, "Unregistered content provider: " + names[j] 8528 + ", className = " + p.info.name + ", isSyncable = " 8529 + p.info.isSyncable); 8530 } 8531 } 8532 } 8533 if (DEBUG_REMOVE && chatty) { 8534 if (r == null) { 8535 r = new StringBuilder(256); 8536 } else { 8537 r.append(' '); 8538 } 8539 r.append(p.info.name); 8540 } 8541 } 8542 if (r != null) { 8543 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8544 } 8545 8546 N = pkg.services.size(); 8547 r = null; 8548 for (i=0; i<N; i++) { 8549 PackageParser.Service s = pkg.services.get(i); 8550 mServices.removeService(s); 8551 if (chatty) { 8552 if (r == null) { 8553 r = new StringBuilder(256); 8554 } else { 8555 r.append(' '); 8556 } 8557 r.append(s.info.name); 8558 } 8559 } 8560 if (r != null) { 8561 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8562 } 8563 8564 N = pkg.receivers.size(); 8565 r = null; 8566 for (i=0; i<N; i++) { 8567 PackageParser.Activity a = pkg.receivers.get(i); 8568 mReceivers.removeActivity(a, "receiver"); 8569 if (DEBUG_REMOVE && chatty) { 8570 if (r == null) { 8571 r = new StringBuilder(256); 8572 } else { 8573 r.append(' '); 8574 } 8575 r.append(a.info.name); 8576 } 8577 } 8578 if (r != null) { 8579 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8580 } 8581 8582 N = pkg.activities.size(); 8583 r = null; 8584 for (i=0; i<N; i++) { 8585 PackageParser.Activity a = pkg.activities.get(i); 8586 mActivities.removeActivity(a, "activity"); 8587 if (DEBUG_REMOVE && chatty) { 8588 if (r == null) { 8589 r = new StringBuilder(256); 8590 } else { 8591 r.append(' '); 8592 } 8593 r.append(a.info.name); 8594 } 8595 } 8596 if (r != null) { 8597 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8598 } 8599 8600 N = pkg.permissions.size(); 8601 r = null; 8602 for (i=0; i<N; i++) { 8603 PackageParser.Permission p = pkg.permissions.get(i); 8604 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8605 if (bp == null) { 8606 bp = mSettings.mPermissionTrees.get(p.info.name); 8607 } 8608 if (bp != null && bp.perm == p) { 8609 bp.perm = null; 8610 if (DEBUG_REMOVE && chatty) { 8611 if (r == null) { 8612 r = new StringBuilder(256); 8613 } else { 8614 r.append(' '); 8615 } 8616 r.append(p.info.name); 8617 } 8618 } 8619 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8620 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8621 if (appOpPkgs != null) { 8622 appOpPkgs.remove(pkg.packageName); 8623 } 8624 } 8625 } 8626 if (r != null) { 8627 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8628 } 8629 8630 N = pkg.requestedPermissions.size(); 8631 r = null; 8632 for (i=0; i<N; i++) { 8633 String perm = pkg.requestedPermissions.get(i); 8634 BasePermission bp = mSettings.mPermissions.get(perm); 8635 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8636 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8637 if (appOpPkgs != null) { 8638 appOpPkgs.remove(pkg.packageName); 8639 if (appOpPkgs.isEmpty()) { 8640 mAppOpPermissionPackages.remove(perm); 8641 } 8642 } 8643 } 8644 } 8645 if (r != null) { 8646 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8647 } 8648 8649 N = pkg.instrumentation.size(); 8650 r = null; 8651 for (i=0; i<N; i++) { 8652 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8653 mInstrumentation.remove(a.getComponentName()); 8654 if (DEBUG_REMOVE && chatty) { 8655 if (r == null) { 8656 r = new StringBuilder(256); 8657 } else { 8658 r.append(' '); 8659 } 8660 r.append(a.info.name); 8661 } 8662 } 8663 if (r != null) { 8664 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8665 } 8666 8667 r = null; 8668 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8669 // Only system apps can hold shared libraries. 8670 if (pkg.libraryNames != null) { 8671 for (i=0; i<pkg.libraryNames.size(); i++) { 8672 String name = pkg.libraryNames.get(i); 8673 SharedLibraryEntry cur = mSharedLibraries.get(name); 8674 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8675 mSharedLibraries.remove(name); 8676 if (DEBUG_REMOVE && chatty) { 8677 if (r == null) { 8678 r = new StringBuilder(256); 8679 } else { 8680 r.append(' '); 8681 } 8682 r.append(name); 8683 } 8684 } 8685 } 8686 } 8687 } 8688 if (r != null) { 8689 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8690 } 8691 } 8692 8693 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8694 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8695 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8696 return true; 8697 } 8698 } 8699 return false; 8700 } 8701 8702 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8703 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8704 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8705 8706 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8707 int flags) { 8708 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8709 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8710 } 8711 8712 private void updatePermissionsLPw(String changingPkg, 8713 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8714 // Make sure there are no dangling permission trees. 8715 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8716 while (it.hasNext()) { 8717 final BasePermission bp = it.next(); 8718 if (bp.packageSetting == null) { 8719 // We may not yet have parsed the package, so just see if 8720 // we still know about its settings. 8721 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8722 } 8723 if (bp.packageSetting == null) { 8724 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8725 + " from package " + bp.sourcePackage); 8726 it.remove(); 8727 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8728 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8729 Slog.i(TAG, "Removing old permission tree: " + bp.name 8730 + " from package " + bp.sourcePackage); 8731 flags |= UPDATE_PERMISSIONS_ALL; 8732 it.remove(); 8733 } 8734 } 8735 } 8736 8737 // Make sure all dynamic permissions have been assigned to a package, 8738 // and make sure there are no dangling permissions. 8739 it = mSettings.mPermissions.values().iterator(); 8740 while (it.hasNext()) { 8741 final BasePermission bp = it.next(); 8742 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8743 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8744 + bp.name + " pkg=" + bp.sourcePackage 8745 + " info=" + bp.pendingInfo); 8746 if (bp.packageSetting == null && bp.pendingInfo != null) { 8747 final BasePermission tree = findPermissionTreeLP(bp.name); 8748 if (tree != null && tree.perm != null) { 8749 bp.packageSetting = tree.packageSetting; 8750 bp.perm = new PackageParser.Permission(tree.perm.owner, 8751 new PermissionInfo(bp.pendingInfo)); 8752 bp.perm.info.packageName = tree.perm.info.packageName; 8753 bp.perm.info.name = bp.name; 8754 bp.uid = tree.uid; 8755 } 8756 } 8757 } 8758 if (bp.packageSetting == null) { 8759 // We may not yet have parsed the package, so just see if 8760 // we still know about its settings. 8761 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8762 } 8763 if (bp.packageSetting == null) { 8764 Slog.w(TAG, "Removing dangling permission: " + bp.name 8765 + " from package " + bp.sourcePackage); 8766 it.remove(); 8767 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8768 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8769 Slog.i(TAG, "Removing old permission: " + bp.name 8770 + " from package " + bp.sourcePackage); 8771 flags |= UPDATE_PERMISSIONS_ALL; 8772 it.remove(); 8773 } 8774 } 8775 } 8776 8777 // Now update the permissions for all packages, in particular 8778 // replace the granted permissions of the system packages. 8779 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8780 for (PackageParser.Package pkg : mPackages.values()) { 8781 if (pkg != pkgInfo) { 8782 // Only replace for packages on requested volume 8783 final String volumeUuid = getVolumeUuidForPackage(pkg); 8784 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8785 && Objects.equals(replaceVolumeUuid, volumeUuid); 8786 grantPermissionsLPw(pkg, replace, changingPkg); 8787 } 8788 } 8789 } 8790 8791 if (pkgInfo != null) { 8792 // Only replace for packages on requested volume 8793 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8794 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8795 && Objects.equals(replaceVolumeUuid, volumeUuid); 8796 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8797 } 8798 } 8799 8800 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8801 String packageOfInterest) { 8802 // IMPORTANT: There are two types of permissions: install and runtime. 8803 // Install time permissions are granted when the app is installed to 8804 // all device users and users added in the future. Runtime permissions 8805 // are granted at runtime explicitly to specific users. Normal and signature 8806 // protected permissions are install time permissions. Dangerous permissions 8807 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8808 // otherwise they are runtime permissions. This function does not manage 8809 // runtime permissions except for the case an app targeting Lollipop MR1 8810 // being upgraded to target a newer SDK, in which case dangerous permissions 8811 // are transformed from install time to runtime ones. 8812 8813 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8814 if (ps == null) { 8815 return; 8816 } 8817 8818 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8819 8820 PermissionsState permissionsState = ps.getPermissionsState(); 8821 PermissionsState origPermissions = permissionsState; 8822 8823 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8824 8825 boolean runtimePermissionsRevoked = false; 8826 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8827 8828 boolean changedInstallPermission = false; 8829 8830 if (replace) { 8831 ps.installPermissionsFixed = false; 8832 if (!ps.isSharedUser()) { 8833 origPermissions = new PermissionsState(permissionsState); 8834 permissionsState.reset(); 8835 } else { 8836 // We need to know only about runtime permission changes since the 8837 // calling code always writes the install permissions state but 8838 // the runtime ones are written only if changed. The only cases of 8839 // changed runtime permissions here are promotion of an install to 8840 // runtime and revocation of a runtime from a shared user. 8841 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8842 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8843 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8844 runtimePermissionsRevoked = true; 8845 } 8846 } 8847 } 8848 8849 permissionsState.setGlobalGids(mGlobalGids); 8850 8851 final int N = pkg.requestedPermissions.size(); 8852 for (int i=0; i<N; i++) { 8853 final String name = pkg.requestedPermissions.get(i); 8854 final BasePermission bp = mSettings.mPermissions.get(name); 8855 8856 if (DEBUG_INSTALL) { 8857 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8858 } 8859 8860 if (bp == null || bp.packageSetting == null) { 8861 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8862 Slog.w(TAG, "Unknown permission " + name 8863 + " in package " + pkg.packageName); 8864 } 8865 continue; 8866 } 8867 8868 final String perm = bp.name; 8869 boolean allowedSig = false; 8870 int grant = GRANT_DENIED; 8871 8872 // Keep track of app op permissions. 8873 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8874 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8875 if (pkgs == null) { 8876 pkgs = new ArraySet<>(); 8877 mAppOpPermissionPackages.put(bp.name, pkgs); 8878 } 8879 pkgs.add(pkg.packageName); 8880 } 8881 8882 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8883 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8884 >= Build.VERSION_CODES.M; 8885 switch (level) { 8886 case PermissionInfo.PROTECTION_NORMAL: { 8887 // For all apps normal permissions are install time ones. 8888 grant = GRANT_INSTALL; 8889 } break; 8890 8891 case PermissionInfo.PROTECTION_DANGEROUS: { 8892 // If a permission review is required for legacy apps we represent 8893 // their permissions as always granted runtime ones since we need 8894 // to keep the review required permission flag per user while an 8895 // install permission's state is shared across all users. 8896 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8897 // For legacy apps dangerous permissions are install time ones. 8898 grant = GRANT_INSTALL; 8899 } else if (origPermissions.hasInstallPermission(bp.name)) { 8900 // For legacy apps that became modern, install becomes runtime. 8901 grant = GRANT_UPGRADE; 8902 } else if (mPromoteSystemApps 8903 && isSystemApp(ps) 8904 && mExistingSystemPackages.contains(ps.name)) { 8905 // For legacy system apps, install becomes runtime. 8906 // We cannot check hasInstallPermission() for system apps since those 8907 // permissions were granted implicitly and not persisted pre-M. 8908 grant = GRANT_UPGRADE; 8909 } else { 8910 // For modern apps keep runtime permissions unchanged. 8911 grant = GRANT_RUNTIME; 8912 } 8913 } break; 8914 8915 case PermissionInfo.PROTECTION_SIGNATURE: { 8916 // For all apps signature permissions are install time ones. 8917 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8918 if (allowedSig) { 8919 grant = GRANT_INSTALL; 8920 } 8921 } break; 8922 } 8923 8924 if (DEBUG_INSTALL) { 8925 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8926 } 8927 8928 if (grant != GRANT_DENIED) { 8929 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8930 // If this is an existing, non-system package, then 8931 // we can't add any new permissions to it. 8932 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8933 // Except... if this is a permission that was added 8934 // to the platform (note: need to only do this when 8935 // updating the platform). 8936 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8937 grant = GRANT_DENIED; 8938 } 8939 } 8940 } 8941 8942 switch (grant) { 8943 case GRANT_INSTALL: { 8944 // Revoke this as runtime permission to handle the case of 8945 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8946 for (int userId : UserManagerService.getInstance().getUserIds()) { 8947 if (origPermissions.getRuntimePermissionState( 8948 bp.name, userId) != null) { 8949 // Revoke the runtime permission and clear the flags. 8950 origPermissions.revokeRuntimePermission(bp, userId); 8951 origPermissions.updatePermissionFlags(bp, userId, 8952 PackageManager.MASK_PERMISSION_FLAGS, 0); 8953 // If we revoked a permission permission, we have to write. 8954 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8955 changedRuntimePermissionUserIds, userId); 8956 } 8957 } 8958 // Grant an install permission. 8959 if (permissionsState.grantInstallPermission(bp) != 8960 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8961 changedInstallPermission = true; 8962 } 8963 } break; 8964 8965 case GRANT_RUNTIME: { 8966 // Grant previously granted runtime permissions. 8967 for (int userId : UserManagerService.getInstance().getUserIds()) { 8968 PermissionState permissionState = origPermissions 8969 .getRuntimePermissionState(bp.name, userId); 8970 int flags = permissionState != null 8971 ? permissionState.getFlags() : 0; 8972 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8973 if (permissionsState.grantRuntimePermission(bp, userId) == 8974 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8975 // If we cannot put the permission as it was, we have to write. 8976 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8977 changedRuntimePermissionUserIds, userId); 8978 } 8979 // If the app supports runtime permissions no need for a review. 8980 if (Build.PERMISSIONS_REVIEW_REQUIRED 8981 && appSupportsRuntimePermissions 8982 && (flags & PackageManager 8983 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8984 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8985 // Since we changed the flags, we have to write. 8986 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8987 changedRuntimePermissionUserIds, userId); 8988 } 8989 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8990 && !appSupportsRuntimePermissions) { 8991 // For legacy apps that need a permission review, every new 8992 // runtime permission is granted but it is pending a review. 8993 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8994 permissionsState.grantRuntimePermission(bp, userId); 8995 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8996 // We changed the permission and flags, hence have to write. 8997 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8998 changedRuntimePermissionUserIds, userId); 8999 } 9000 } 9001 // Propagate the permission flags. 9002 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9003 } 9004 } break; 9005 9006 case GRANT_UPGRADE: { 9007 // Grant runtime permissions for a previously held install permission. 9008 PermissionState permissionState = origPermissions 9009 .getInstallPermissionState(bp.name); 9010 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9011 9012 if (origPermissions.revokeInstallPermission(bp) 9013 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9014 // We will be transferring the permission flags, so clear them. 9015 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9016 PackageManager.MASK_PERMISSION_FLAGS, 0); 9017 changedInstallPermission = true; 9018 } 9019 9020 // If the permission is not to be promoted to runtime we ignore it and 9021 // also its other flags as they are not applicable to install permissions. 9022 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9023 for (int userId : currentUserIds) { 9024 if (permissionsState.grantRuntimePermission(bp, userId) != 9025 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9026 // Transfer the permission flags. 9027 permissionsState.updatePermissionFlags(bp, userId, 9028 flags, flags); 9029 // If we granted the permission, we have to write. 9030 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9031 changedRuntimePermissionUserIds, userId); 9032 } 9033 } 9034 } 9035 } break; 9036 9037 default: { 9038 if (packageOfInterest == null 9039 || packageOfInterest.equals(pkg.packageName)) { 9040 Slog.w(TAG, "Not granting permission " + perm 9041 + " to package " + pkg.packageName 9042 + " because it was previously installed without"); 9043 } 9044 } break; 9045 } 9046 } else { 9047 if (permissionsState.revokeInstallPermission(bp) != 9048 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9049 // Also drop the permission flags. 9050 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9051 PackageManager.MASK_PERMISSION_FLAGS, 0); 9052 changedInstallPermission = true; 9053 Slog.i(TAG, "Un-granting permission " + perm 9054 + " from package " + pkg.packageName 9055 + " (protectionLevel=" + bp.protectionLevel 9056 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9057 + ")"); 9058 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9059 // Don't print warning for app op permissions, since it is fine for them 9060 // not to be granted, there is a UI for the user to decide. 9061 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9062 Slog.w(TAG, "Not granting permission " + perm 9063 + " to package " + pkg.packageName 9064 + " (protectionLevel=" + bp.protectionLevel 9065 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9066 + ")"); 9067 } 9068 } 9069 } 9070 } 9071 9072 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9073 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9074 // This is the first that we have heard about this package, so the 9075 // permissions we have now selected are fixed until explicitly 9076 // changed. 9077 ps.installPermissionsFixed = true; 9078 } 9079 9080 // Persist the runtime permissions state for users with changes. If permissions 9081 // were revoked because no app in the shared user declares them we have to 9082 // write synchronously to avoid losing runtime permissions state. 9083 for (int userId : changedRuntimePermissionUserIds) { 9084 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9085 } 9086 9087 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9088 } 9089 9090 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9091 boolean allowed = false; 9092 final int NP = PackageParser.NEW_PERMISSIONS.length; 9093 for (int ip=0; ip<NP; ip++) { 9094 final PackageParser.NewPermissionInfo npi 9095 = PackageParser.NEW_PERMISSIONS[ip]; 9096 if (npi.name.equals(perm) 9097 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9098 allowed = true; 9099 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9100 + pkg.packageName); 9101 break; 9102 } 9103 } 9104 return allowed; 9105 } 9106 9107 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9108 BasePermission bp, PermissionsState origPermissions) { 9109 boolean allowed; 9110 allowed = (compareSignatures( 9111 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9112 == PackageManager.SIGNATURE_MATCH) 9113 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9114 == PackageManager.SIGNATURE_MATCH); 9115 if (!allowed && (bp.protectionLevel 9116 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9117 if (isSystemApp(pkg)) { 9118 // For updated system applications, a system permission 9119 // is granted only if it had been defined by the original application. 9120 if (pkg.isUpdatedSystemApp()) { 9121 final PackageSetting sysPs = mSettings 9122 .getDisabledSystemPkgLPr(pkg.packageName); 9123 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9124 // If the original was granted this permission, we take 9125 // that grant decision as read and propagate it to the 9126 // update. 9127 if (sysPs.isPrivileged()) { 9128 allowed = true; 9129 } 9130 } else { 9131 // The system apk may have been updated with an older 9132 // version of the one on the data partition, but which 9133 // granted a new system permission that it didn't have 9134 // before. In this case we do want to allow the app to 9135 // now get the new permission if the ancestral apk is 9136 // privileged to get it. 9137 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9138 for (int j=0; 9139 j<sysPs.pkg.requestedPermissions.size(); j++) { 9140 if (perm.equals( 9141 sysPs.pkg.requestedPermissions.get(j))) { 9142 allowed = true; 9143 break; 9144 } 9145 } 9146 } 9147 } 9148 } else { 9149 allowed = isPrivilegedApp(pkg); 9150 } 9151 } 9152 } 9153 if (!allowed) { 9154 if (!allowed && (bp.protectionLevel 9155 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9156 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9157 // If this was a previously normal/dangerous permission that got moved 9158 // to a system permission as part of the runtime permission redesign, then 9159 // we still want to blindly grant it to old apps. 9160 allowed = true; 9161 } 9162 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9163 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9164 // If this permission is to be granted to the system installer and 9165 // this app is an installer, then it gets the permission. 9166 allowed = true; 9167 } 9168 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9169 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9170 // If this permission is to be granted to the system verifier and 9171 // this app is a verifier, then it gets the permission. 9172 allowed = true; 9173 } 9174 if (!allowed && (bp.protectionLevel 9175 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9176 && isSystemApp(pkg)) { 9177 // Any pre-installed system app is allowed to get this permission. 9178 allowed = true; 9179 } 9180 if (!allowed && (bp.protectionLevel 9181 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9182 // For development permissions, a development permission 9183 // is granted only if it was already granted. 9184 allowed = origPermissions.hasInstallPermission(perm); 9185 } 9186 } 9187 return allowed; 9188 } 9189 9190 final class ActivityIntentResolver 9191 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9192 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9193 boolean defaultOnly, int userId) { 9194 if (!sUserManager.exists(userId)) return null; 9195 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9196 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9197 } 9198 9199 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9200 int userId) { 9201 if (!sUserManager.exists(userId)) return null; 9202 mFlags = flags; 9203 return super.queryIntent(intent, resolvedType, 9204 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9205 } 9206 9207 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9208 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9209 if (!sUserManager.exists(userId)) return null; 9210 if (packageActivities == null) { 9211 return null; 9212 } 9213 mFlags = flags; 9214 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9215 final int N = packageActivities.size(); 9216 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9217 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9218 9219 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9220 for (int i = 0; i < N; ++i) { 9221 intentFilters = packageActivities.get(i).intents; 9222 if (intentFilters != null && intentFilters.size() > 0) { 9223 PackageParser.ActivityIntentInfo[] array = 9224 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9225 intentFilters.toArray(array); 9226 listCut.add(array); 9227 } 9228 } 9229 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9230 } 9231 9232 public final void addActivity(PackageParser.Activity a, String type) { 9233 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9234 mActivities.put(a.getComponentName(), a); 9235 if (DEBUG_SHOW_INFO) 9236 Log.v( 9237 TAG, " " + type + " " + 9238 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9239 if (DEBUG_SHOW_INFO) 9240 Log.v(TAG, " Class=" + a.info.name); 9241 final int NI = a.intents.size(); 9242 for (int j=0; j<NI; j++) { 9243 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9244 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9245 intent.setPriority(0); 9246 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9247 + a.className + " with priority > 0, forcing to 0"); 9248 } 9249 if (DEBUG_SHOW_INFO) { 9250 Log.v(TAG, " IntentFilter:"); 9251 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9252 } 9253 if (!intent.debugCheck()) { 9254 Log.w(TAG, "==> For Activity " + a.info.name); 9255 } 9256 addFilter(intent); 9257 } 9258 } 9259 9260 public final void removeActivity(PackageParser.Activity a, String type) { 9261 mActivities.remove(a.getComponentName()); 9262 if (DEBUG_SHOW_INFO) { 9263 Log.v(TAG, " " + type + " " 9264 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9265 : a.info.name) + ":"); 9266 Log.v(TAG, " Class=" + a.info.name); 9267 } 9268 final int NI = a.intents.size(); 9269 for (int j=0; j<NI; j++) { 9270 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9271 if (DEBUG_SHOW_INFO) { 9272 Log.v(TAG, " IntentFilter:"); 9273 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9274 } 9275 removeFilter(intent); 9276 } 9277 } 9278 9279 @Override 9280 protected boolean allowFilterResult( 9281 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9282 ActivityInfo filterAi = filter.activity.info; 9283 for (int i=dest.size()-1; i>=0; i--) { 9284 ActivityInfo destAi = dest.get(i).activityInfo; 9285 if (destAi.name == filterAi.name 9286 && destAi.packageName == filterAi.packageName) { 9287 return false; 9288 } 9289 } 9290 return true; 9291 } 9292 9293 @Override 9294 protected ActivityIntentInfo[] newArray(int size) { 9295 return new ActivityIntentInfo[size]; 9296 } 9297 9298 @Override 9299 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9300 if (!sUserManager.exists(userId)) return true; 9301 PackageParser.Package p = filter.activity.owner; 9302 if (p != null) { 9303 PackageSetting ps = (PackageSetting)p.mExtras; 9304 if (ps != null) { 9305 // System apps are never considered stopped for purposes of 9306 // filtering, because there may be no way for the user to 9307 // actually re-launch them. 9308 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9309 && ps.getStopped(userId); 9310 } 9311 } 9312 return false; 9313 } 9314 9315 @Override 9316 protected boolean isPackageForFilter(String packageName, 9317 PackageParser.ActivityIntentInfo info) { 9318 return packageName.equals(info.activity.owner.packageName); 9319 } 9320 9321 @Override 9322 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9323 int match, int userId) { 9324 if (!sUserManager.exists(userId)) return null; 9325 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9326 return null; 9327 } 9328 final PackageParser.Activity activity = info.activity; 9329 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9330 if (ps == null) { 9331 return null; 9332 } 9333 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9334 ps.readUserState(userId), userId); 9335 if (ai == null) { 9336 return null; 9337 } 9338 final ResolveInfo res = new ResolveInfo(); 9339 res.activityInfo = ai; 9340 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9341 res.filter = info; 9342 } 9343 if (info != null) { 9344 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9345 } 9346 res.priority = info.getPriority(); 9347 res.preferredOrder = activity.owner.mPreferredOrder; 9348 //System.out.println("Result: " + res.activityInfo.className + 9349 // " = " + res.priority); 9350 res.match = match; 9351 res.isDefault = info.hasDefault; 9352 res.labelRes = info.labelRes; 9353 res.nonLocalizedLabel = info.nonLocalizedLabel; 9354 if (userNeedsBadging(userId)) { 9355 res.noResourceId = true; 9356 } else { 9357 res.icon = info.icon; 9358 } 9359 res.iconResourceId = info.icon; 9360 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9361 return res; 9362 } 9363 9364 @Override 9365 protected void sortResults(List<ResolveInfo> results) { 9366 Collections.sort(results, mResolvePrioritySorter); 9367 } 9368 9369 @Override 9370 protected void dumpFilter(PrintWriter out, String prefix, 9371 PackageParser.ActivityIntentInfo filter) { 9372 out.print(prefix); out.print( 9373 Integer.toHexString(System.identityHashCode(filter.activity))); 9374 out.print(' '); 9375 filter.activity.printComponentShortName(out); 9376 out.print(" filter "); 9377 out.println(Integer.toHexString(System.identityHashCode(filter))); 9378 } 9379 9380 @Override 9381 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9382 return filter.activity; 9383 } 9384 9385 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9386 PackageParser.Activity activity = (PackageParser.Activity)label; 9387 out.print(prefix); out.print( 9388 Integer.toHexString(System.identityHashCode(activity))); 9389 out.print(' '); 9390 activity.printComponentShortName(out); 9391 if (count > 1) { 9392 out.print(" ("); out.print(count); out.print(" filters)"); 9393 } 9394 out.println(); 9395 } 9396 9397// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9398// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9399// final List<ResolveInfo> retList = Lists.newArrayList(); 9400// while (i.hasNext()) { 9401// final ResolveInfo resolveInfo = i.next(); 9402// if (isEnabledLP(resolveInfo.activityInfo)) { 9403// retList.add(resolveInfo); 9404// } 9405// } 9406// return retList; 9407// } 9408 9409 // Keys are String (activity class name), values are Activity. 9410 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9411 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9412 private int mFlags; 9413 } 9414 9415 private final class ServiceIntentResolver 9416 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9417 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9418 boolean defaultOnly, int userId) { 9419 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9420 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9421 } 9422 9423 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9424 int userId) { 9425 if (!sUserManager.exists(userId)) return null; 9426 mFlags = flags; 9427 return super.queryIntent(intent, resolvedType, 9428 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9429 } 9430 9431 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9432 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9433 if (!sUserManager.exists(userId)) return null; 9434 if (packageServices == null) { 9435 return null; 9436 } 9437 mFlags = flags; 9438 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9439 final int N = packageServices.size(); 9440 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9441 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9442 9443 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9444 for (int i = 0; i < N; ++i) { 9445 intentFilters = packageServices.get(i).intents; 9446 if (intentFilters != null && intentFilters.size() > 0) { 9447 PackageParser.ServiceIntentInfo[] array = 9448 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9449 intentFilters.toArray(array); 9450 listCut.add(array); 9451 } 9452 } 9453 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9454 } 9455 9456 public final void addService(PackageParser.Service s) { 9457 mServices.put(s.getComponentName(), s); 9458 if (DEBUG_SHOW_INFO) { 9459 Log.v(TAG, " " 9460 + (s.info.nonLocalizedLabel != null 9461 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9462 Log.v(TAG, " Class=" + s.info.name); 9463 } 9464 final int NI = s.intents.size(); 9465 int j; 9466 for (j=0; j<NI; j++) { 9467 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9468 if (DEBUG_SHOW_INFO) { 9469 Log.v(TAG, " IntentFilter:"); 9470 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9471 } 9472 if (!intent.debugCheck()) { 9473 Log.w(TAG, "==> For Service " + s.info.name); 9474 } 9475 addFilter(intent); 9476 } 9477 } 9478 9479 public final void removeService(PackageParser.Service s) { 9480 mServices.remove(s.getComponentName()); 9481 if (DEBUG_SHOW_INFO) { 9482 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9483 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9484 Log.v(TAG, " Class=" + s.info.name); 9485 } 9486 final int NI = s.intents.size(); 9487 int j; 9488 for (j=0; j<NI; j++) { 9489 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9490 if (DEBUG_SHOW_INFO) { 9491 Log.v(TAG, " IntentFilter:"); 9492 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9493 } 9494 removeFilter(intent); 9495 } 9496 } 9497 9498 @Override 9499 protected boolean allowFilterResult( 9500 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9501 ServiceInfo filterSi = filter.service.info; 9502 for (int i=dest.size()-1; i>=0; i--) { 9503 ServiceInfo destAi = dest.get(i).serviceInfo; 9504 if (destAi.name == filterSi.name 9505 && destAi.packageName == filterSi.packageName) { 9506 return false; 9507 } 9508 } 9509 return true; 9510 } 9511 9512 @Override 9513 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9514 return new PackageParser.ServiceIntentInfo[size]; 9515 } 9516 9517 @Override 9518 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9519 if (!sUserManager.exists(userId)) return true; 9520 PackageParser.Package p = filter.service.owner; 9521 if (p != null) { 9522 PackageSetting ps = (PackageSetting)p.mExtras; 9523 if (ps != null) { 9524 // System apps are never considered stopped for purposes of 9525 // filtering, because there may be no way for the user to 9526 // actually re-launch them. 9527 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9528 && ps.getStopped(userId); 9529 } 9530 } 9531 return false; 9532 } 9533 9534 @Override 9535 protected boolean isPackageForFilter(String packageName, 9536 PackageParser.ServiceIntentInfo info) { 9537 return packageName.equals(info.service.owner.packageName); 9538 } 9539 9540 @Override 9541 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9542 int match, int userId) { 9543 if (!sUserManager.exists(userId)) return null; 9544 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9545 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9546 return null; 9547 } 9548 final PackageParser.Service service = info.service; 9549 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9550 if (ps == null) { 9551 return null; 9552 } 9553 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9554 ps.readUserState(userId), userId); 9555 if (si == null) { 9556 return null; 9557 } 9558 final ResolveInfo res = new ResolveInfo(); 9559 res.serviceInfo = si; 9560 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9561 res.filter = filter; 9562 } 9563 res.priority = info.getPriority(); 9564 res.preferredOrder = service.owner.mPreferredOrder; 9565 res.match = match; 9566 res.isDefault = info.hasDefault; 9567 res.labelRes = info.labelRes; 9568 res.nonLocalizedLabel = info.nonLocalizedLabel; 9569 res.icon = info.icon; 9570 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9571 return res; 9572 } 9573 9574 @Override 9575 protected void sortResults(List<ResolveInfo> results) { 9576 Collections.sort(results, mResolvePrioritySorter); 9577 } 9578 9579 @Override 9580 protected void dumpFilter(PrintWriter out, String prefix, 9581 PackageParser.ServiceIntentInfo filter) { 9582 out.print(prefix); out.print( 9583 Integer.toHexString(System.identityHashCode(filter.service))); 9584 out.print(' '); 9585 filter.service.printComponentShortName(out); 9586 out.print(" filter "); 9587 out.println(Integer.toHexString(System.identityHashCode(filter))); 9588 } 9589 9590 @Override 9591 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9592 return filter.service; 9593 } 9594 9595 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9596 PackageParser.Service service = (PackageParser.Service)label; 9597 out.print(prefix); out.print( 9598 Integer.toHexString(System.identityHashCode(service))); 9599 out.print(' '); 9600 service.printComponentShortName(out); 9601 if (count > 1) { 9602 out.print(" ("); out.print(count); out.print(" filters)"); 9603 } 9604 out.println(); 9605 } 9606 9607// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9608// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9609// final List<ResolveInfo> retList = Lists.newArrayList(); 9610// while (i.hasNext()) { 9611// final ResolveInfo resolveInfo = (ResolveInfo) i; 9612// if (isEnabledLP(resolveInfo.serviceInfo)) { 9613// retList.add(resolveInfo); 9614// } 9615// } 9616// return retList; 9617// } 9618 9619 // Keys are String (activity class name), values are Activity. 9620 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9621 = new ArrayMap<ComponentName, PackageParser.Service>(); 9622 private int mFlags; 9623 }; 9624 9625 private final class ProviderIntentResolver 9626 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9627 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9628 boolean defaultOnly, int userId) { 9629 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9630 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9631 } 9632 9633 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9634 int userId) { 9635 if (!sUserManager.exists(userId)) 9636 return null; 9637 mFlags = flags; 9638 return super.queryIntent(intent, resolvedType, 9639 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9640 } 9641 9642 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9643 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9644 if (!sUserManager.exists(userId)) 9645 return null; 9646 if (packageProviders == null) { 9647 return null; 9648 } 9649 mFlags = flags; 9650 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9651 final int N = packageProviders.size(); 9652 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9653 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9654 9655 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9656 for (int i = 0; i < N; ++i) { 9657 intentFilters = packageProviders.get(i).intents; 9658 if (intentFilters != null && intentFilters.size() > 0) { 9659 PackageParser.ProviderIntentInfo[] array = 9660 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9661 intentFilters.toArray(array); 9662 listCut.add(array); 9663 } 9664 } 9665 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9666 } 9667 9668 public final void addProvider(PackageParser.Provider p) { 9669 if (mProviders.containsKey(p.getComponentName())) { 9670 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9671 return; 9672 } 9673 9674 mProviders.put(p.getComponentName(), p); 9675 if (DEBUG_SHOW_INFO) { 9676 Log.v(TAG, " " 9677 + (p.info.nonLocalizedLabel != null 9678 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9679 Log.v(TAG, " Class=" + p.info.name); 9680 } 9681 final int NI = p.intents.size(); 9682 int j; 9683 for (j = 0; j < NI; j++) { 9684 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9685 if (DEBUG_SHOW_INFO) { 9686 Log.v(TAG, " IntentFilter:"); 9687 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9688 } 9689 if (!intent.debugCheck()) { 9690 Log.w(TAG, "==> For Provider " + p.info.name); 9691 } 9692 addFilter(intent); 9693 } 9694 } 9695 9696 public final void removeProvider(PackageParser.Provider p) { 9697 mProviders.remove(p.getComponentName()); 9698 if (DEBUG_SHOW_INFO) { 9699 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9700 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9701 Log.v(TAG, " Class=" + p.info.name); 9702 } 9703 final int NI = p.intents.size(); 9704 int j; 9705 for (j = 0; j < NI; j++) { 9706 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9707 if (DEBUG_SHOW_INFO) { 9708 Log.v(TAG, " IntentFilter:"); 9709 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9710 } 9711 removeFilter(intent); 9712 } 9713 } 9714 9715 @Override 9716 protected boolean allowFilterResult( 9717 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9718 ProviderInfo filterPi = filter.provider.info; 9719 for (int i = dest.size() - 1; i >= 0; i--) { 9720 ProviderInfo destPi = dest.get(i).providerInfo; 9721 if (destPi.name == filterPi.name 9722 && destPi.packageName == filterPi.packageName) { 9723 return false; 9724 } 9725 } 9726 return true; 9727 } 9728 9729 @Override 9730 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9731 return new PackageParser.ProviderIntentInfo[size]; 9732 } 9733 9734 @Override 9735 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9736 if (!sUserManager.exists(userId)) 9737 return true; 9738 PackageParser.Package p = filter.provider.owner; 9739 if (p != null) { 9740 PackageSetting ps = (PackageSetting) p.mExtras; 9741 if (ps != null) { 9742 // System apps are never considered stopped for purposes of 9743 // filtering, because there may be no way for the user to 9744 // actually re-launch them. 9745 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9746 && ps.getStopped(userId); 9747 } 9748 } 9749 return false; 9750 } 9751 9752 @Override 9753 protected boolean isPackageForFilter(String packageName, 9754 PackageParser.ProviderIntentInfo info) { 9755 return packageName.equals(info.provider.owner.packageName); 9756 } 9757 9758 @Override 9759 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9760 int match, int userId) { 9761 if (!sUserManager.exists(userId)) 9762 return null; 9763 final PackageParser.ProviderIntentInfo info = filter; 9764 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9765 return null; 9766 } 9767 final PackageParser.Provider provider = info.provider; 9768 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9769 if (ps == null) { 9770 return null; 9771 } 9772 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9773 ps.readUserState(userId), userId); 9774 if (pi == null) { 9775 return null; 9776 } 9777 final ResolveInfo res = new ResolveInfo(); 9778 res.providerInfo = pi; 9779 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9780 res.filter = filter; 9781 } 9782 res.priority = info.getPriority(); 9783 res.preferredOrder = provider.owner.mPreferredOrder; 9784 res.match = match; 9785 res.isDefault = info.hasDefault; 9786 res.labelRes = info.labelRes; 9787 res.nonLocalizedLabel = info.nonLocalizedLabel; 9788 res.icon = info.icon; 9789 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9790 return res; 9791 } 9792 9793 @Override 9794 protected void sortResults(List<ResolveInfo> results) { 9795 Collections.sort(results, mResolvePrioritySorter); 9796 } 9797 9798 @Override 9799 protected void dumpFilter(PrintWriter out, String prefix, 9800 PackageParser.ProviderIntentInfo filter) { 9801 out.print(prefix); 9802 out.print( 9803 Integer.toHexString(System.identityHashCode(filter.provider))); 9804 out.print(' '); 9805 filter.provider.printComponentShortName(out); 9806 out.print(" filter "); 9807 out.println(Integer.toHexString(System.identityHashCode(filter))); 9808 } 9809 9810 @Override 9811 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9812 return filter.provider; 9813 } 9814 9815 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9816 PackageParser.Provider provider = (PackageParser.Provider)label; 9817 out.print(prefix); out.print( 9818 Integer.toHexString(System.identityHashCode(provider))); 9819 out.print(' '); 9820 provider.printComponentShortName(out); 9821 if (count > 1) { 9822 out.print(" ("); out.print(count); out.print(" filters)"); 9823 } 9824 out.println(); 9825 } 9826 9827 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9828 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9829 private int mFlags; 9830 } 9831 9832 private static final class EphemeralIntentResolver 9833 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9834 @Override 9835 protected EphemeralResolveIntentInfo[] newArray(int size) { 9836 return new EphemeralResolveIntentInfo[size]; 9837 } 9838 9839 @Override 9840 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9841 return true; 9842 } 9843 9844 @Override 9845 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9846 int userId) { 9847 if (!sUserManager.exists(userId)) { 9848 return null; 9849 } 9850 return info.getEphemeralResolveInfo(); 9851 } 9852 } 9853 9854 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9855 new Comparator<ResolveInfo>() { 9856 public int compare(ResolveInfo r1, ResolveInfo r2) { 9857 int v1 = r1.priority; 9858 int v2 = r2.priority; 9859 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9860 if (v1 != v2) { 9861 return (v1 > v2) ? -1 : 1; 9862 } 9863 v1 = r1.preferredOrder; 9864 v2 = r2.preferredOrder; 9865 if (v1 != v2) { 9866 return (v1 > v2) ? -1 : 1; 9867 } 9868 if (r1.isDefault != r2.isDefault) { 9869 return r1.isDefault ? -1 : 1; 9870 } 9871 v1 = r1.match; 9872 v2 = r2.match; 9873 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9874 if (v1 != v2) { 9875 return (v1 > v2) ? -1 : 1; 9876 } 9877 if (r1.system != r2.system) { 9878 return r1.system ? -1 : 1; 9879 } 9880 if (r1.activityInfo != null) { 9881 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9882 } 9883 if (r1.serviceInfo != null) { 9884 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9885 } 9886 if (r1.providerInfo != null) { 9887 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9888 } 9889 return 0; 9890 } 9891 }; 9892 9893 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9894 new Comparator<ProviderInfo>() { 9895 public int compare(ProviderInfo p1, ProviderInfo p2) { 9896 final int v1 = p1.initOrder; 9897 final int v2 = p2.initOrder; 9898 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9899 } 9900 }; 9901 9902 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9903 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9904 final int[] userIds) { 9905 mHandler.post(new Runnable() { 9906 @Override 9907 public void run() { 9908 try { 9909 final IActivityManager am = ActivityManagerNative.getDefault(); 9910 if (am == null) return; 9911 final int[] resolvedUserIds; 9912 if (userIds == null) { 9913 resolvedUserIds = am.getRunningUserIds(); 9914 } else { 9915 resolvedUserIds = userIds; 9916 } 9917 for (int id : resolvedUserIds) { 9918 final Intent intent = new Intent(action, 9919 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9920 if (extras != null) { 9921 intent.putExtras(extras); 9922 } 9923 if (targetPkg != null) { 9924 intent.setPackage(targetPkg); 9925 } 9926 // Modify the UID when posting to other users 9927 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9928 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9929 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9930 intent.putExtra(Intent.EXTRA_UID, uid); 9931 } 9932 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9933 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9934 if (DEBUG_BROADCASTS) { 9935 RuntimeException here = new RuntimeException("here"); 9936 here.fillInStackTrace(); 9937 Slog.d(TAG, "Sending to user " + id + ": " 9938 + intent.toShortString(false, true, false, false) 9939 + " " + intent.getExtras(), here); 9940 } 9941 am.broadcastIntent(null, intent, null, finishedReceiver, 9942 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9943 null, finishedReceiver != null, false, id); 9944 } 9945 } catch (RemoteException ex) { 9946 } 9947 } 9948 }); 9949 } 9950 9951 /** 9952 * Check if the external storage media is available. This is true if there 9953 * is a mounted external storage medium or if the external storage is 9954 * emulated. 9955 */ 9956 private boolean isExternalMediaAvailable() { 9957 return mMediaMounted || Environment.isExternalStorageEmulated(); 9958 } 9959 9960 @Override 9961 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9962 // writer 9963 synchronized (mPackages) { 9964 if (!isExternalMediaAvailable()) { 9965 // If the external storage is no longer mounted at this point, 9966 // the caller may not have been able to delete all of this 9967 // packages files and can not delete any more. Bail. 9968 return null; 9969 } 9970 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9971 if (lastPackage != null) { 9972 pkgs.remove(lastPackage); 9973 } 9974 if (pkgs.size() > 0) { 9975 return pkgs.get(0); 9976 } 9977 } 9978 return null; 9979 } 9980 9981 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9982 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9983 userId, andCode ? 1 : 0, packageName); 9984 if (mSystemReady) { 9985 msg.sendToTarget(); 9986 } else { 9987 if (mPostSystemReadyMessages == null) { 9988 mPostSystemReadyMessages = new ArrayList<>(); 9989 } 9990 mPostSystemReadyMessages.add(msg); 9991 } 9992 } 9993 9994 void startCleaningPackages() { 9995 // reader 9996 synchronized (mPackages) { 9997 if (!isExternalMediaAvailable()) { 9998 return; 9999 } 10000 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10001 return; 10002 } 10003 } 10004 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10005 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10006 IActivityManager am = ActivityManagerNative.getDefault(); 10007 if (am != null) { 10008 try { 10009 am.startService(null, intent, null, mContext.getOpPackageName(), 10010 UserHandle.USER_SYSTEM); 10011 } catch (RemoteException e) { 10012 } 10013 } 10014 } 10015 10016 @Override 10017 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10018 int installFlags, String installerPackageName, VerificationParams verificationParams, 10019 String packageAbiOverride) { 10020 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10021 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10022 } 10023 10024 @Override 10025 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10026 int installFlags, String installerPackageName, VerificationParams verificationParams, 10027 String packageAbiOverride, int userId) { 10028 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10029 10030 final int callingUid = Binder.getCallingUid(); 10031 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10032 10033 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10034 try { 10035 if (observer != null) { 10036 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10037 } 10038 } catch (RemoteException re) { 10039 } 10040 return; 10041 } 10042 10043 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10044 installFlags |= PackageManager.INSTALL_FROM_ADB; 10045 10046 } else { 10047 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10048 // about installerPackageName. 10049 10050 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10051 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10052 } 10053 10054 UserHandle user; 10055 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10056 user = UserHandle.ALL; 10057 } else { 10058 user = new UserHandle(userId); 10059 } 10060 10061 // Only system components can circumvent runtime permissions when installing. 10062 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10063 && mContext.checkCallingOrSelfPermission(Manifest.permission 10064 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10065 throw new SecurityException("You need the " 10066 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10067 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10068 } 10069 10070 verificationParams.setInstallerUid(callingUid); 10071 10072 final File originFile = new File(originPath); 10073 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10074 10075 final Message msg = mHandler.obtainMessage(INIT_COPY); 10076 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10077 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10078 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10079 msg.obj = params; 10080 10081 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10082 System.identityHashCode(msg.obj)); 10083 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10084 System.identityHashCode(msg.obj)); 10085 10086 mHandler.sendMessage(msg); 10087 } 10088 10089 void installStage(String packageName, File stagedDir, String stagedCid, 10090 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10091 String installerPackageName, int installerUid, UserHandle user) { 10092 if (DEBUG_EPHEMERAL) { 10093 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10094 Slog.d(TAG, "Ephemeral install of " + packageName); 10095 } 10096 } 10097 final VerificationParams verifParams = new VerificationParams( 10098 null, sessionParams.originatingUri, sessionParams.referrerUri, 10099 sessionParams.originatingUid); 10100 verifParams.setInstallerUid(installerUid); 10101 10102 final OriginInfo origin; 10103 if (stagedDir != null) { 10104 origin = OriginInfo.fromStagedFile(stagedDir); 10105 } else { 10106 origin = OriginInfo.fromStagedContainer(stagedCid); 10107 } 10108 10109 final Message msg = mHandler.obtainMessage(INIT_COPY); 10110 final InstallParams params = new InstallParams(origin, null, observer, 10111 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10112 verifParams, user, sessionParams.abiOverride, 10113 sessionParams.grantedRuntimePermissions); 10114 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10115 msg.obj = params; 10116 10117 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10118 System.identityHashCode(msg.obj)); 10119 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10120 System.identityHashCode(msg.obj)); 10121 10122 mHandler.sendMessage(msg); 10123 } 10124 10125 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10126 Bundle extras = new Bundle(1); 10127 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10128 10129 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10130 packageName, extras, 0, null, null, new int[] {userId}); 10131 try { 10132 IActivityManager am = ActivityManagerNative.getDefault(); 10133 final boolean isSystem = 10134 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10135 if (isSystem && am.isUserRunning(userId, 0)) { 10136 // The just-installed/enabled app is bundled on the system, so presumed 10137 // to be able to run automatically without needing an explicit launch. 10138 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10139 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10140 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10141 .setPackage(packageName); 10142 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10143 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10144 } 10145 } catch (RemoteException e) { 10146 // shouldn't happen 10147 Slog.w(TAG, "Unable to bootstrap installed package", e); 10148 } 10149 } 10150 10151 @Override 10152 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10153 int userId) { 10154 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10155 PackageSetting pkgSetting; 10156 final int uid = Binder.getCallingUid(); 10157 enforceCrossUserPermission(uid, userId, true, true, 10158 "setApplicationHiddenSetting for user " + userId); 10159 10160 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10161 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10162 return false; 10163 } 10164 10165 long callingId = Binder.clearCallingIdentity(); 10166 try { 10167 boolean sendAdded = false; 10168 boolean sendRemoved = false; 10169 // writer 10170 synchronized (mPackages) { 10171 pkgSetting = mSettings.mPackages.get(packageName); 10172 if (pkgSetting == null) { 10173 return false; 10174 } 10175 if (pkgSetting.getHidden(userId) != hidden) { 10176 pkgSetting.setHidden(hidden, userId); 10177 mSettings.writePackageRestrictionsLPr(userId); 10178 if (hidden) { 10179 sendRemoved = true; 10180 } else { 10181 sendAdded = true; 10182 } 10183 } 10184 } 10185 if (sendAdded) { 10186 sendPackageAddedForUser(packageName, pkgSetting, userId); 10187 return true; 10188 } 10189 if (sendRemoved) { 10190 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10191 "hiding pkg"); 10192 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10193 return true; 10194 } 10195 } finally { 10196 Binder.restoreCallingIdentity(callingId); 10197 } 10198 return false; 10199 } 10200 10201 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10202 int userId) { 10203 final PackageRemovedInfo info = new PackageRemovedInfo(); 10204 info.removedPackage = packageName; 10205 info.removedUsers = new int[] {userId}; 10206 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10207 info.sendBroadcast(false, false, false); 10208 } 10209 10210 /** 10211 * Returns true if application is not found or there was an error. Otherwise it returns 10212 * the hidden state of the package for the given user. 10213 */ 10214 @Override 10215 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10216 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10217 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10218 false, "getApplicationHidden for user " + userId); 10219 PackageSetting pkgSetting; 10220 long callingId = Binder.clearCallingIdentity(); 10221 try { 10222 // writer 10223 synchronized (mPackages) { 10224 pkgSetting = mSettings.mPackages.get(packageName); 10225 if (pkgSetting == null) { 10226 return true; 10227 } 10228 return pkgSetting.getHidden(userId); 10229 } 10230 } finally { 10231 Binder.restoreCallingIdentity(callingId); 10232 } 10233 } 10234 10235 /** 10236 * @hide 10237 */ 10238 @Override 10239 public int installExistingPackageAsUser(String packageName, int userId) { 10240 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10241 null); 10242 PackageSetting pkgSetting; 10243 final int uid = Binder.getCallingUid(); 10244 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10245 + userId); 10246 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10247 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10248 } 10249 10250 long callingId = Binder.clearCallingIdentity(); 10251 try { 10252 boolean installed = false; 10253 10254 // writer 10255 synchronized (mPackages) { 10256 pkgSetting = mSettings.mPackages.get(packageName); 10257 if (pkgSetting == null) { 10258 return PackageManager.INSTALL_FAILED_INVALID_URI; 10259 } 10260 if (!pkgSetting.getInstalled(userId)) { 10261 pkgSetting.setInstalled(true, userId); 10262 pkgSetting.setHidden(false, userId); 10263 mSettings.writePackageRestrictionsLPr(userId); 10264 installed = true; 10265 } 10266 } 10267 10268 if (installed) { 10269 synchronized (mInstallLock) { 10270 final int flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 10271 try { 10272 mInstaller.createAppData(pkgSetting.volumeUuid, packageName, userId, flags, 10273 pkgSetting.appId, pkgSetting.pkg.applicationInfo.seinfo); 10274 } catch (InstallerException e) { 10275 throw new IllegalStateException(e); 10276 } 10277 } 10278 10279 sendPackageAddedForUser(packageName, pkgSetting, userId); 10280 } 10281 } finally { 10282 Binder.restoreCallingIdentity(callingId); 10283 } 10284 10285 return PackageManager.INSTALL_SUCCEEDED; 10286 } 10287 10288 boolean isUserRestricted(int userId, String restrictionKey) { 10289 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10290 if (restrictions.getBoolean(restrictionKey, false)) { 10291 Log.w(TAG, "User is restricted: " + restrictionKey); 10292 return true; 10293 } 10294 return false; 10295 } 10296 10297 @Override 10298 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10299 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10300 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10301 "setPackageSuspended for user " + userId); 10302 10303 long callingId = Binder.clearCallingIdentity(); 10304 try { 10305 synchronized (mPackages) { 10306 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10307 if (pkgSetting != null) { 10308 if (pkgSetting.getSuspended(userId) != suspended) { 10309 pkgSetting.setSuspended(suspended, userId); 10310 mSettings.writePackageRestrictionsLPr(userId); 10311 } 10312 10313 // TODO: 10314 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10315 // * remove app from recents (kill app it if it is running) 10316 // * erase existing notifications for this app 10317 return true; 10318 } 10319 10320 return false; 10321 } 10322 } finally { 10323 Binder.restoreCallingIdentity(callingId); 10324 } 10325 } 10326 10327 @Override 10328 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10329 mContext.enforceCallingOrSelfPermission( 10330 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10331 "Only package verification agents can verify applications"); 10332 10333 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10334 final PackageVerificationResponse response = new PackageVerificationResponse( 10335 verificationCode, Binder.getCallingUid()); 10336 msg.arg1 = id; 10337 msg.obj = response; 10338 mHandler.sendMessage(msg); 10339 } 10340 10341 @Override 10342 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10343 long millisecondsToDelay) { 10344 mContext.enforceCallingOrSelfPermission( 10345 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10346 "Only package verification agents can extend verification timeouts"); 10347 10348 final PackageVerificationState state = mPendingVerification.get(id); 10349 final PackageVerificationResponse response = new PackageVerificationResponse( 10350 verificationCodeAtTimeout, Binder.getCallingUid()); 10351 10352 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10353 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10354 } 10355 if (millisecondsToDelay < 0) { 10356 millisecondsToDelay = 0; 10357 } 10358 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10359 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10360 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10361 } 10362 10363 if ((state != null) && !state.timeoutExtended()) { 10364 state.extendTimeout(); 10365 10366 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10367 msg.arg1 = id; 10368 msg.obj = response; 10369 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10370 } 10371 } 10372 10373 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10374 int verificationCode, UserHandle user) { 10375 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10376 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10377 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10378 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10379 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10380 10381 mContext.sendBroadcastAsUser(intent, user, 10382 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10383 } 10384 10385 private ComponentName matchComponentForVerifier(String packageName, 10386 List<ResolveInfo> receivers) { 10387 ActivityInfo targetReceiver = null; 10388 10389 final int NR = receivers.size(); 10390 for (int i = 0; i < NR; i++) { 10391 final ResolveInfo info = receivers.get(i); 10392 if (info.activityInfo == null) { 10393 continue; 10394 } 10395 10396 if (packageName.equals(info.activityInfo.packageName)) { 10397 targetReceiver = info.activityInfo; 10398 break; 10399 } 10400 } 10401 10402 if (targetReceiver == null) { 10403 return null; 10404 } 10405 10406 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10407 } 10408 10409 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10410 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10411 if (pkgInfo.verifiers.length == 0) { 10412 return null; 10413 } 10414 10415 final int N = pkgInfo.verifiers.length; 10416 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10417 for (int i = 0; i < N; i++) { 10418 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10419 10420 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10421 receivers); 10422 if (comp == null) { 10423 continue; 10424 } 10425 10426 final int verifierUid = getUidForVerifier(verifierInfo); 10427 if (verifierUid == -1) { 10428 continue; 10429 } 10430 10431 if (DEBUG_VERIFY) { 10432 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10433 + " with the correct signature"); 10434 } 10435 sufficientVerifiers.add(comp); 10436 verificationState.addSufficientVerifier(verifierUid); 10437 } 10438 10439 return sufficientVerifiers; 10440 } 10441 10442 private int getUidForVerifier(VerifierInfo verifierInfo) { 10443 synchronized (mPackages) { 10444 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10445 if (pkg == null) { 10446 return -1; 10447 } else if (pkg.mSignatures.length != 1) { 10448 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10449 + " has more than one signature; ignoring"); 10450 return -1; 10451 } 10452 10453 /* 10454 * If the public key of the package's signature does not match 10455 * our expected public key, then this is a different package and 10456 * we should skip. 10457 */ 10458 10459 final byte[] expectedPublicKey; 10460 try { 10461 final Signature verifierSig = pkg.mSignatures[0]; 10462 final PublicKey publicKey = verifierSig.getPublicKey(); 10463 expectedPublicKey = publicKey.getEncoded(); 10464 } catch (CertificateException e) { 10465 return -1; 10466 } 10467 10468 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10469 10470 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10471 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10472 + " does not have the expected public key; ignoring"); 10473 return -1; 10474 } 10475 10476 return pkg.applicationInfo.uid; 10477 } 10478 } 10479 10480 @Override 10481 public void finishPackageInstall(int token) { 10482 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10483 10484 if (DEBUG_INSTALL) { 10485 Slog.v(TAG, "BM finishing package install for " + token); 10486 } 10487 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10488 10489 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10490 mHandler.sendMessage(msg); 10491 } 10492 10493 /** 10494 * Get the verification agent timeout. 10495 * 10496 * @return verification timeout in milliseconds 10497 */ 10498 private long getVerificationTimeout() { 10499 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10500 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10501 DEFAULT_VERIFICATION_TIMEOUT); 10502 } 10503 10504 /** 10505 * Get the default verification agent response code. 10506 * 10507 * @return default verification response code 10508 */ 10509 private int getDefaultVerificationResponse() { 10510 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10511 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10512 DEFAULT_VERIFICATION_RESPONSE); 10513 } 10514 10515 /** 10516 * Check whether or not package verification has been enabled. 10517 * 10518 * @return true if verification should be performed 10519 */ 10520 private boolean isVerificationEnabled(int userId, int installFlags) { 10521 if (!DEFAULT_VERIFY_ENABLE) { 10522 return false; 10523 } 10524 // Ephemeral apps don't get the full verification treatment 10525 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10526 if (DEBUG_EPHEMERAL) { 10527 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10528 } 10529 return false; 10530 } 10531 10532 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10533 10534 // Check if installing from ADB 10535 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10536 // Do not run verification in a test harness environment 10537 if (ActivityManager.isRunningInTestHarness()) { 10538 return false; 10539 } 10540 if (ensureVerifyAppsEnabled) { 10541 return true; 10542 } 10543 // Check if the developer does not want package verification for ADB installs 10544 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10545 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10546 return false; 10547 } 10548 } 10549 10550 if (ensureVerifyAppsEnabled) { 10551 return true; 10552 } 10553 10554 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10555 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10556 } 10557 10558 @Override 10559 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10560 throws RemoteException { 10561 mContext.enforceCallingOrSelfPermission( 10562 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10563 "Only intentfilter verification agents can verify applications"); 10564 10565 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10566 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10567 Binder.getCallingUid(), verificationCode, failedDomains); 10568 msg.arg1 = id; 10569 msg.obj = response; 10570 mHandler.sendMessage(msg); 10571 } 10572 10573 @Override 10574 public int getIntentVerificationStatus(String packageName, int userId) { 10575 synchronized (mPackages) { 10576 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10577 } 10578 } 10579 10580 @Override 10581 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10582 mContext.enforceCallingOrSelfPermission( 10583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10584 10585 boolean result = false; 10586 synchronized (mPackages) { 10587 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10588 } 10589 if (result) { 10590 scheduleWritePackageRestrictionsLocked(userId); 10591 } 10592 return result; 10593 } 10594 10595 @Override 10596 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10597 synchronized (mPackages) { 10598 return mSettings.getIntentFilterVerificationsLPr(packageName); 10599 } 10600 } 10601 10602 @Override 10603 public List<IntentFilter> getAllIntentFilters(String packageName) { 10604 if (TextUtils.isEmpty(packageName)) { 10605 return Collections.<IntentFilter>emptyList(); 10606 } 10607 synchronized (mPackages) { 10608 PackageParser.Package pkg = mPackages.get(packageName); 10609 if (pkg == null || pkg.activities == null) { 10610 return Collections.<IntentFilter>emptyList(); 10611 } 10612 final int count = pkg.activities.size(); 10613 ArrayList<IntentFilter> result = new ArrayList<>(); 10614 for (int n=0; n<count; n++) { 10615 PackageParser.Activity activity = pkg.activities.get(n); 10616 if (activity.intents != null && activity.intents.size() > 0) { 10617 result.addAll(activity.intents); 10618 } 10619 } 10620 return result; 10621 } 10622 } 10623 10624 @Override 10625 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10626 mContext.enforceCallingOrSelfPermission( 10627 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10628 10629 synchronized (mPackages) { 10630 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10631 if (packageName != null) { 10632 result |= updateIntentVerificationStatus(packageName, 10633 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10634 userId); 10635 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10636 packageName, userId); 10637 } 10638 return result; 10639 } 10640 } 10641 10642 @Override 10643 public String getDefaultBrowserPackageName(int userId) { 10644 synchronized (mPackages) { 10645 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10646 } 10647 } 10648 10649 /** 10650 * Get the "allow unknown sources" setting. 10651 * 10652 * @return the current "allow unknown sources" setting 10653 */ 10654 private int getUnknownSourcesSettings() { 10655 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10656 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10657 -1); 10658 } 10659 10660 @Override 10661 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10662 final int uid = Binder.getCallingUid(); 10663 // writer 10664 synchronized (mPackages) { 10665 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10666 if (targetPackageSetting == null) { 10667 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10668 } 10669 10670 PackageSetting installerPackageSetting; 10671 if (installerPackageName != null) { 10672 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10673 if (installerPackageSetting == null) { 10674 throw new IllegalArgumentException("Unknown installer package: " 10675 + installerPackageName); 10676 } 10677 } else { 10678 installerPackageSetting = null; 10679 } 10680 10681 Signature[] callerSignature; 10682 Object obj = mSettings.getUserIdLPr(uid); 10683 if (obj != null) { 10684 if (obj instanceof SharedUserSetting) { 10685 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10686 } else if (obj instanceof PackageSetting) { 10687 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10688 } else { 10689 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10690 } 10691 } else { 10692 throw new SecurityException("Unknown calling UID: " + uid); 10693 } 10694 10695 // Verify: can't set installerPackageName to a package that is 10696 // not signed with the same cert as the caller. 10697 if (installerPackageSetting != null) { 10698 if (compareSignatures(callerSignature, 10699 installerPackageSetting.signatures.mSignatures) 10700 != PackageManager.SIGNATURE_MATCH) { 10701 throw new SecurityException( 10702 "Caller does not have same cert as new installer package " 10703 + installerPackageName); 10704 } 10705 } 10706 10707 // Verify: if target already has an installer package, it must 10708 // be signed with the same cert as the caller. 10709 if (targetPackageSetting.installerPackageName != null) { 10710 PackageSetting setting = mSettings.mPackages.get( 10711 targetPackageSetting.installerPackageName); 10712 // If the currently set package isn't valid, then it's always 10713 // okay to change it. 10714 if (setting != null) { 10715 if (compareSignatures(callerSignature, 10716 setting.signatures.mSignatures) 10717 != PackageManager.SIGNATURE_MATCH) { 10718 throw new SecurityException( 10719 "Caller does not have same cert as old installer package " 10720 + targetPackageSetting.installerPackageName); 10721 } 10722 } 10723 } 10724 10725 // Okay! 10726 targetPackageSetting.installerPackageName = installerPackageName; 10727 scheduleWriteSettingsLocked(); 10728 } 10729 } 10730 10731 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10732 // Queue up an async operation since the package installation may take a little while. 10733 mHandler.post(new Runnable() { 10734 public void run() { 10735 mHandler.removeCallbacks(this); 10736 // Result object to be returned 10737 PackageInstalledInfo res = new PackageInstalledInfo(); 10738 res.returnCode = currentStatus; 10739 res.uid = -1; 10740 res.pkg = null; 10741 res.removedInfo = new PackageRemovedInfo(); 10742 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10743 args.doPreInstall(res.returnCode); 10744 synchronized (mInstallLock) { 10745 installPackageTracedLI(args, res); 10746 } 10747 args.doPostInstall(res.returnCode, res.uid); 10748 } 10749 10750 // A restore should be performed at this point if (a) the install 10751 // succeeded, (b) the operation is not an update, and (c) the new 10752 // package has not opted out of backup participation. 10753 final boolean update = res.removedInfo.removedPackage != null; 10754 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10755 boolean doRestore = !update 10756 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10757 10758 // Set up the post-install work request bookkeeping. This will be used 10759 // and cleaned up by the post-install event handling regardless of whether 10760 // there's a restore pass performed. Token values are >= 1. 10761 int token; 10762 if (mNextInstallToken < 0) mNextInstallToken = 1; 10763 token = mNextInstallToken++; 10764 10765 PostInstallData data = new PostInstallData(args, res); 10766 mRunningInstalls.put(token, data); 10767 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10768 10769 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10770 // Pass responsibility to the Backup Manager. It will perform a 10771 // restore if appropriate, then pass responsibility back to the 10772 // Package Manager to run the post-install observer callbacks 10773 // and broadcasts. 10774 IBackupManager bm = IBackupManager.Stub.asInterface( 10775 ServiceManager.getService(Context.BACKUP_SERVICE)); 10776 if (bm != null) { 10777 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10778 + " to BM for possible restore"); 10779 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10780 try { 10781 // TODO: http://b/22388012 10782 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10783 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10784 } else { 10785 doRestore = false; 10786 } 10787 } catch (RemoteException e) { 10788 // can't happen; the backup manager is local 10789 } catch (Exception e) { 10790 Slog.e(TAG, "Exception trying to enqueue restore", e); 10791 doRestore = false; 10792 } 10793 } else { 10794 Slog.e(TAG, "Backup Manager not found!"); 10795 doRestore = false; 10796 } 10797 } 10798 10799 if (!doRestore) { 10800 // No restore possible, or the Backup Manager was mysteriously not 10801 // available -- just fire the post-install work request directly. 10802 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10803 10804 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10805 10806 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10807 mHandler.sendMessage(msg); 10808 } 10809 } 10810 }); 10811 } 10812 10813 private abstract class HandlerParams { 10814 private static final int MAX_RETRIES = 4; 10815 10816 /** 10817 * Number of times startCopy() has been attempted and had a non-fatal 10818 * error. 10819 */ 10820 private int mRetries = 0; 10821 10822 /** User handle for the user requesting the information or installation. */ 10823 private final UserHandle mUser; 10824 String traceMethod; 10825 int traceCookie; 10826 10827 HandlerParams(UserHandle user) { 10828 mUser = user; 10829 } 10830 10831 UserHandle getUser() { 10832 return mUser; 10833 } 10834 10835 HandlerParams setTraceMethod(String traceMethod) { 10836 this.traceMethod = traceMethod; 10837 return this; 10838 } 10839 10840 HandlerParams setTraceCookie(int traceCookie) { 10841 this.traceCookie = traceCookie; 10842 return this; 10843 } 10844 10845 final boolean startCopy() { 10846 boolean res; 10847 try { 10848 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10849 10850 if (++mRetries > MAX_RETRIES) { 10851 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10852 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10853 handleServiceError(); 10854 return false; 10855 } else { 10856 handleStartCopy(); 10857 res = true; 10858 } 10859 } catch (RemoteException e) { 10860 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10861 mHandler.sendEmptyMessage(MCS_RECONNECT); 10862 res = false; 10863 } 10864 handleReturnCode(); 10865 return res; 10866 } 10867 10868 final void serviceError() { 10869 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10870 handleServiceError(); 10871 handleReturnCode(); 10872 } 10873 10874 abstract void handleStartCopy() throws RemoteException; 10875 abstract void handleServiceError(); 10876 abstract void handleReturnCode(); 10877 } 10878 10879 class MeasureParams extends HandlerParams { 10880 private final PackageStats mStats; 10881 private boolean mSuccess; 10882 10883 private final IPackageStatsObserver mObserver; 10884 10885 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10886 super(new UserHandle(stats.userHandle)); 10887 mObserver = observer; 10888 mStats = stats; 10889 } 10890 10891 @Override 10892 public String toString() { 10893 return "MeasureParams{" 10894 + Integer.toHexString(System.identityHashCode(this)) 10895 + " " + mStats.packageName + "}"; 10896 } 10897 10898 @Override 10899 void handleStartCopy() throws RemoteException { 10900 synchronized (mInstallLock) { 10901 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10902 } 10903 10904 if (mSuccess) { 10905 final boolean mounted; 10906 if (Environment.isExternalStorageEmulated()) { 10907 mounted = true; 10908 } else { 10909 final String status = Environment.getExternalStorageState(); 10910 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10911 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10912 } 10913 10914 if (mounted) { 10915 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10916 10917 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10918 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10919 10920 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10921 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10922 10923 // Always subtract cache size, since it's a subdirectory 10924 mStats.externalDataSize -= mStats.externalCacheSize; 10925 10926 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10927 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10928 10929 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10930 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10931 } 10932 } 10933 } 10934 10935 @Override 10936 void handleReturnCode() { 10937 if (mObserver != null) { 10938 try { 10939 mObserver.onGetStatsCompleted(mStats, mSuccess); 10940 } catch (RemoteException e) { 10941 Slog.i(TAG, "Observer no longer exists."); 10942 } 10943 } 10944 } 10945 10946 @Override 10947 void handleServiceError() { 10948 Slog.e(TAG, "Could not measure application " + mStats.packageName 10949 + " external storage"); 10950 } 10951 } 10952 10953 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10954 throws RemoteException { 10955 long result = 0; 10956 for (File path : paths) { 10957 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10958 } 10959 return result; 10960 } 10961 10962 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10963 for (File path : paths) { 10964 try { 10965 mcs.clearDirectory(path.getAbsolutePath()); 10966 } catch (RemoteException e) { 10967 } 10968 } 10969 } 10970 10971 static class OriginInfo { 10972 /** 10973 * Location where install is coming from, before it has been 10974 * copied/renamed into place. This could be a single monolithic APK 10975 * file, or a cluster directory. This location may be untrusted. 10976 */ 10977 final File file; 10978 final String cid; 10979 10980 /** 10981 * Flag indicating that {@link #file} or {@link #cid} has already been 10982 * staged, meaning downstream users don't need to defensively copy the 10983 * contents. 10984 */ 10985 final boolean staged; 10986 10987 /** 10988 * Flag indicating that {@link #file} or {@link #cid} is an already 10989 * installed app that is being moved. 10990 */ 10991 final boolean existing; 10992 10993 final String resolvedPath; 10994 final File resolvedFile; 10995 10996 static OriginInfo fromNothing() { 10997 return new OriginInfo(null, null, false, false); 10998 } 10999 11000 static OriginInfo fromUntrustedFile(File file) { 11001 return new OriginInfo(file, null, false, false); 11002 } 11003 11004 static OriginInfo fromExistingFile(File file) { 11005 return new OriginInfo(file, null, false, true); 11006 } 11007 11008 static OriginInfo fromStagedFile(File file) { 11009 return new OriginInfo(file, null, true, false); 11010 } 11011 11012 static OriginInfo fromStagedContainer(String cid) { 11013 return new OriginInfo(null, cid, true, false); 11014 } 11015 11016 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11017 this.file = file; 11018 this.cid = cid; 11019 this.staged = staged; 11020 this.existing = existing; 11021 11022 if (cid != null) { 11023 resolvedPath = PackageHelper.getSdDir(cid); 11024 resolvedFile = new File(resolvedPath); 11025 } else if (file != null) { 11026 resolvedPath = file.getAbsolutePath(); 11027 resolvedFile = file; 11028 } else { 11029 resolvedPath = null; 11030 resolvedFile = null; 11031 } 11032 } 11033 } 11034 11035 static class MoveInfo { 11036 final int moveId; 11037 final String fromUuid; 11038 final String toUuid; 11039 final String packageName; 11040 final String dataAppName; 11041 final int appId; 11042 final String seinfo; 11043 11044 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11045 String dataAppName, int appId, String seinfo) { 11046 this.moveId = moveId; 11047 this.fromUuid = fromUuid; 11048 this.toUuid = toUuid; 11049 this.packageName = packageName; 11050 this.dataAppName = dataAppName; 11051 this.appId = appId; 11052 this.seinfo = seinfo; 11053 } 11054 } 11055 11056 class InstallParams extends HandlerParams { 11057 final OriginInfo origin; 11058 final MoveInfo move; 11059 final IPackageInstallObserver2 observer; 11060 int installFlags; 11061 final String installerPackageName; 11062 final String volumeUuid; 11063 final VerificationParams verificationParams; 11064 private InstallArgs mArgs; 11065 private int mRet; 11066 final String packageAbiOverride; 11067 final String[] grantedRuntimePermissions; 11068 11069 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11070 int installFlags, String installerPackageName, String volumeUuid, 11071 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11072 String[] grantedPermissions) { 11073 super(user); 11074 this.origin = origin; 11075 this.move = move; 11076 this.observer = observer; 11077 this.installFlags = installFlags; 11078 this.installerPackageName = installerPackageName; 11079 this.volumeUuid = volumeUuid; 11080 this.verificationParams = verificationParams; 11081 this.packageAbiOverride = packageAbiOverride; 11082 this.grantedRuntimePermissions = grantedPermissions; 11083 } 11084 11085 @Override 11086 public String toString() { 11087 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11088 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11089 } 11090 11091 private int installLocationPolicy(PackageInfoLite pkgLite) { 11092 String packageName = pkgLite.packageName; 11093 int installLocation = pkgLite.installLocation; 11094 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11095 // reader 11096 synchronized (mPackages) { 11097 PackageParser.Package pkg = mPackages.get(packageName); 11098 if (pkg != null) { 11099 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11100 // Check for downgrading. 11101 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11102 try { 11103 checkDowngrade(pkg, pkgLite); 11104 } catch (PackageManagerException e) { 11105 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11106 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11107 } 11108 } 11109 // Check for updated system application. 11110 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11111 if (onSd) { 11112 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11113 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11114 } 11115 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11116 } else { 11117 if (onSd) { 11118 // Install flag overrides everything. 11119 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11120 } 11121 // If current upgrade specifies particular preference 11122 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11123 // Application explicitly specified internal. 11124 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11125 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11126 // App explictly prefers external. Let policy decide 11127 } else { 11128 // Prefer previous location 11129 if (isExternal(pkg)) { 11130 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11131 } 11132 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11133 } 11134 } 11135 } else { 11136 // Invalid install. Return error code 11137 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11138 } 11139 } 11140 } 11141 // All the special cases have been taken care of. 11142 // Return result based on recommended install location. 11143 if (onSd) { 11144 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11145 } 11146 return pkgLite.recommendedInstallLocation; 11147 } 11148 11149 /* 11150 * Invoke remote method to get package information and install 11151 * location values. Override install location based on default 11152 * policy if needed and then create install arguments based 11153 * on the install location. 11154 */ 11155 public void handleStartCopy() throws RemoteException { 11156 int ret = PackageManager.INSTALL_SUCCEEDED; 11157 11158 // If we're already staged, we've firmly committed to an install location 11159 if (origin.staged) { 11160 if (origin.file != null) { 11161 installFlags |= PackageManager.INSTALL_INTERNAL; 11162 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11163 } else if (origin.cid != null) { 11164 installFlags |= PackageManager.INSTALL_EXTERNAL; 11165 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11166 } else { 11167 throw new IllegalStateException("Invalid stage location"); 11168 } 11169 } 11170 11171 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11172 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11173 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11174 PackageInfoLite pkgLite = null; 11175 11176 if (onInt && onSd) { 11177 // Check if both bits are set. 11178 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11179 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11180 } else if (onSd && ephemeral) { 11181 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11182 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11183 } else { 11184 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11185 packageAbiOverride); 11186 11187 if (DEBUG_EPHEMERAL && ephemeral) { 11188 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11189 } 11190 11191 /* 11192 * If we have too little free space, try to free cache 11193 * before giving up. 11194 */ 11195 if (!origin.staged && pkgLite.recommendedInstallLocation 11196 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11197 // TODO: focus freeing disk space on the target device 11198 final StorageManager storage = StorageManager.from(mContext); 11199 final long lowThreshold = storage.getStorageLowBytes( 11200 Environment.getDataDirectory()); 11201 11202 final long sizeBytes = mContainerService.calculateInstalledSize( 11203 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11204 11205 try { 11206 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11207 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11208 installFlags, packageAbiOverride); 11209 } catch (InstallerException e) { 11210 Slog.w(TAG, "Failed to free cache", e); 11211 } 11212 11213 /* 11214 * The cache free must have deleted the file we 11215 * downloaded to install. 11216 * 11217 * TODO: fix the "freeCache" call to not delete 11218 * the file we care about. 11219 */ 11220 if (pkgLite.recommendedInstallLocation 11221 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11222 pkgLite.recommendedInstallLocation 11223 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11224 } 11225 } 11226 } 11227 11228 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11229 int loc = pkgLite.recommendedInstallLocation; 11230 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11231 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11232 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11233 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11234 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11235 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11236 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11237 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11238 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11239 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11240 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11241 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11242 } else { 11243 // Override with defaults if needed. 11244 loc = installLocationPolicy(pkgLite); 11245 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11246 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11247 } else if (!onSd && !onInt) { 11248 // Override install location with flags 11249 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11250 // Set the flag to install on external media. 11251 installFlags |= PackageManager.INSTALL_EXTERNAL; 11252 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11253 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11254 if (DEBUG_EPHEMERAL) { 11255 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11256 } 11257 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11258 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11259 |PackageManager.INSTALL_INTERNAL); 11260 } else { 11261 // Make sure the flag for installing on external 11262 // media is unset 11263 installFlags |= PackageManager.INSTALL_INTERNAL; 11264 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11265 } 11266 } 11267 } 11268 } 11269 11270 final InstallArgs args = createInstallArgs(this); 11271 mArgs = args; 11272 11273 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11274 // TODO: http://b/22976637 11275 // Apps installed for "all" users use the device owner to verify the app 11276 UserHandle verifierUser = getUser(); 11277 if (verifierUser == UserHandle.ALL) { 11278 verifierUser = UserHandle.SYSTEM; 11279 } 11280 11281 /* 11282 * Determine if we have any installed package verifiers. If we 11283 * do, then we'll defer to them to verify the packages. 11284 */ 11285 final int requiredUid = mRequiredVerifierPackage == null ? -1 11286 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11287 verifierUser.getIdentifier()); 11288 if (!origin.existing && requiredUid != -1 11289 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11290 final Intent verification = new Intent( 11291 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11292 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11293 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11294 PACKAGE_MIME_TYPE); 11295 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11296 11297 // Query all live verifiers based on current user state 11298 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11299 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11300 11301 if (DEBUG_VERIFY) { 11302 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11303 + verification.toString() + " with " + pkgLite.verifiers.length 11304 + " optional verifiers"); 11305 } 11306 11307 final int verificationId = mPendingVerificationToken++; 11308 11309 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11310 11311 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11312 installerPackageName); 11313 11314 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11315 installFlags); 11316 11317 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11318 pkgLite.packageName); 11319 11320 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11321 pkgLite.versionCode); 11322 11323 if (verificationParams != null) { 11324 if (verificationParams.getVerificationURI() != null) { 11325 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11326 verificationParams.getVerificationURI()); 11327 } 11328 if (verificationParams.getOriginatingURI() != null) { 11329 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11330 verificationParams.getOriginatingURI()); 11331 } 11332 if (verificationParams.getReferrer() != null) { 11333 verification.putExtra(Intent.EXTRA_REFERRER, 11334 verificationParams.getReferrer()); 11335 } 11336 if (verificationParams.getOriginatingUid() >= 0) { 11337 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11338 verificationParams.getOriginatingUid()); 11339 } 11340 if (verificationParams.getInstallerUid() >= 0) { 11341 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11342 verificationParams.getInstallerUid()); 11343 } 11344 } 11345 11346 final PackageVerificationState verificationState = new PackageVerificationState( 11347 requiredUid, args); 11348 11349 mPendingVerification.append(verificationId, verificationState); 11350 11351 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11352 receivers, verificationState); 11353 11354 /* 11355 * If any sufficient verifiers were listed in the package 11356 * manifest, attempt to ask them. 11357 */ 11358 if (sufficientVerifiers != null) { 11359 final int N = sufficientVerifiers.size(); 11360 if (N == 0) { 11361 Slog.i(TAG, "Additional verifiers required, but none installed."); 11362 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11363 } else { 11364 for (int i = 0; i < N; i++) { 11365 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11366 11367 final Intent sufficientIntent = new Intent(verification); 11368 sufficientIntent.setComponent(verifierComponent); 11369 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11370 } 11371 } 11372 } 11373 11374 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11375 mRequiredVerifierPackage, receivers); 11376 if (ret == PackageManager.INSTALL_SUCCEEDED 11377 && mRequiredVerifierPackage != null) { 11378 Trace.asyncTraceBegin( 11379 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11380 /* 11381 * Send the intent to the required verification agent, 11382 * but only start the verification timeout after the 11383 * target BroadcastReceivers have run. 11384 */ 11385 verification.setComponent(requiredVerifierComponent); 11386 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11387 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11388 new BroadcastReceiver() { 11389 @Override 11390 public void onReceive(Context context, Intent intent) { 11391 final Message msg = mHandler 11392 .obtainMessage(CHECK_PENDING_VERIFICATION); 11393 msg.arg1 = verificationId; 11394 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11395 } 11396 }, null, 0, null, null); 11397 11398 /* 11399 * We don't want the copy to proceed until verification 11400 * succeeds, so null out this field. 11401 */ 11402 mArgs = null; 11403 } 11404 } else { 11405 /* 11406 * No package verification is enabled, so immediately start 11407 * the remote call to initiate copy using temporary file. 11408 */ 11409 ret = args.copyApk(mContainerService, true); 11410 } 11411 } 11412 11413 mRet = ret; 11414 } 11415 11416 @Override 11417 void handleReturnCode() { 11418 // If mArgs is null, then MCS couldn't be reached. When it 11419 // reconnects, it will try again to install. At that point, this 11420 // will succeed. 11421 if (mArgs != null) { 11422 processPendingInstall(mArgs, mRet); 11423 } 11424 } 11425 11426 @Override 11427 void handleServiceError() { 11428 mArgs = createInstallArgs(this); 11429 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11430 } 11431 11432 public boolean isForwardLocked() { 11433 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11434 } 11435 } 11436 11437 /** 11438 * Used during creation of InstallArgs 11439 * 11440 * @param installFlags package installation flags 11441 * @return true if should be installed on external storage 11442 */ 11443 private static boolean installOnExternalAsec(int installFlags) { 11444 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11445 return false; 11446 } 11447 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11448 return true; 11449 } 11450 return false; 11451 } 11452 11453 /** 11454 * Used during creation of InstallArgs 11455 * 11456 * @param installFlags package installation flags 11457 * @return true if should be installed as forward locked 11458 */ 11459 private static boolean installForwardLocked(int installFlags) { 11460 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11461 } 11462 11463 private InstallArgs createInstallArgs(InstallParams params) { 11464 if (params.move != null) { 11465 return new MoveInstallArgs(params); 11466 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11467 return new AsecInstallArgs(params); 11468 } else { 11469 return new FileInstallArgs(params); 11470 } 11471 } 11472 11473 /** 11474 * Create args that describe an existing installed package. Typically used 11475 * when cleaning up old installs, or used as a move source. 11476 */ 11477 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11478 String resourcePath, String[] instructionSets) { 11479 final boolean isInAsec; 11480 if (installOnExternalAsec(installFlags)) { 11481 /* Apps on SD card are always in ASEC containers. */ 11482 isInAsec = true; 11483 } else if (installForwardLocked(installFlags) 11484 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11485 /* 11486 * Forward-locked apps are only in ASEC containers if they're the 11487 * new style 11488 */ 11489 isInAsec = true; 11490 } else { 11491 isInAsec = false; 11492 } 11493 11494 if (isInAsec) { 11495 return new AsecInstallArgs(codePath, instructionSets, 11496 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11497 } else { 11498 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11499 } 11500 } 11501 11502 static abstract class InstallArgs { 11503 /** @see InstallParams#origin */ 11504 final OriginInfo origin; 11505 /** @see InstallParams#move */ 11506 final MoveInfo move; 11507 11508 final IPackageInstallObserver2 observer; 11509 // Always refers to PackageManager flags only 11510 final int installFlags; 11511 final String installerPackageName; 11512 final String volumeUuid; 11513 final UserHandle user; 11514 final String abiOverride; 11515 final String[] installGrantPermissions; 11516 /** If non-null, drop an async trace when the install completes */ 11517 final String traceMethod; 11518 final int traceCookie; 11519 11520 // The list of instruction sets supported by this app. This is currently 11521 // only used during the rmdex() phase to clean up resources. We can get rid of this 11522 // if we move dex files under the common app path. 11523 /* nullable */ String[] instructionSets; 11524 11525 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11526 int installFlags, String installerPackageName, String volumeUuid, 11527 UserHandle user, String[] instructionSets, 11528 String abiOverride, String[] installGrantPermissions, 11529 String traceMethod, int traceCookie) { 11530 this.origin = origin; 11531 this.move = move; 11532 this.installFlags = installFlags; 11533 this.observer = observer; 11534 this.installerPackageName = installerPackageName; 11535 this.volumeUuid = volumeUuid; 11536 this.user = user; 11537 this.instructionSets = instructionSets; 11538 this.abiOverride = abiOverride; 11539 this.installGrantPermissions = installGrantPermissions; 11540 this.traceMethod = traceMethod; 11541 this.traceCookie = traceCookie; 11542 } 11543 11544 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11545 abstract int doPreInstall(int status); 11546 11547 /** 11548 * Rename package into final resting place. All paths on the given 11549 * scanned package should be updated to reflect the rename. 11550 */ 11551 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11552 abstract int doPostInstall(int status, int uid); 11553 11554 /** @see PackageSettingBase#codePathString */ 11555 abstract String getCodePath(); 11556 /** @see PackageSettingBase#resourcePathString */ 11557 abstract String getResourcePath(); 11558 11559 // Need installer lock especially for dex file removal. 11560 abstract void cleanUpResourcesLI(); 11561 abstract boolean doPostDeleteLI(boolean delete); 11562 11563 /** 11564 * Called before the source arguments are copied. This is used mostly 11565 * for MoveParams when it needs to read the source file to put it in the 11566 * destination. 11567 */ 11568 int doPreCopy() { 11569 return PackageManager.INSTALL_SUCCEEDED; 11570 } 11571 11572 /** 11573 * Called after the source arguments are copied. This is used mostly for 11574 * MoveParams when it needs to read the source file to put it in the 11575 * destination. 11576 * 11577 * @return 11578 */ 11579 int doPostCopy(int uid) { 11580 return PackageManager.INSTALL_SUCCEEDED; 11581 } 11582 11583 protected boolean isFwdLocked() { 11584 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11585 } 11586 11587 protected boolean isExternalAsec() { 11588 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11589 } 11590 11591 protected boolean isEphemeral() { 11592 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11593 } 11594 11595 UserHandle getUser() { 11596 return user; 11597 } 11598 } 11599 11600 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11601 if (!allCodePaths.isEmpty()) { 11602 if (instructionSets == null) { 11603 throw new IllegalStateException("instructionSet == null"); 11604 } 11605 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11606 for (String codePath : allCodePaths) { 11607 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11608 try { 11609 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11610 } catch (InstallerException ignored) { 11611 } 11612 } 11613 } 11614 } 11615 } 11616 11617 /** 11618 * Logic to handle installation of non-ASEC applications, including copying 11619 * and renaming logic. 11620 */ 11621 class FileInstallArgs extends InstallArgs { 11622 private File codeFile; 11623 private File resourceFile; 11624 11625 // Example topology: 11626 // /data/app/com.example/base.apk 11627 // /data/app/com.example/split_foo.apk 11628 // /data/app/com.example/lib/arm/libfoo.so 11629 // /data/app/com.example/lib/arm64/libfoo.so 11630 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11631 11632 /** New install */ 11633 FileInstallArgs(InstallParams params) { 11634 super(params.origin, params.move, params.observer, params.installFlags, 11635 params.installerPackageName, params.volumeUuid, 11636 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11637 params.grantedRuntimePermissions, 11638 params.traceMethod, params.traceCookie); 11639 if (isFwdLocked()) { 11640 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11641 } 11642 } 11643 11644 /** Existing install */ 11645 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11646 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11647 null, null, null, 0); 11648 this.codeFile = (codePath != null) ? new File(codePath) : null; 11649 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11650 } 11651 11652 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11654 try { 11655 return doCopyApk(imcs, temp); 11656 } finally { 11657 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11658 } 11659 } 11660 11661 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11662 if (origin.staged) { 11663 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11664 codeFile = origin.file; 11665 resourceFile = origin.file; 11666 return PackageManager.INSTALL_SUCCEEDED; 11667 } 11668 11669 try { 11670 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11671 final File tempDir = 11672 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11673 codeFile = tempDir; 11674 resourceFile = tempDir; 11675 } catch (IOException e) { 11676 Slog.w(TAG, "Failed to create copy file: " + e); 11677 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11678 } 11679 11680 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11681 @Override 11682 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11683 if (!FileUtils.isValidExtFilename(name)) { 11684 throw new IllegalArgumentException("Invalid filename: " + name); 11685 } 11686 try { 11687 final File file = new File(codeFile, name); 11688 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11689 O_RDWR | O_CREAT, 0644); 11690 Os.chmod(file.getAbsolutePath(), 0644); 11691 return new ParcelFileDescriptor(fd); 11692 } catch (ErrnoException e) { 11693 throw new RemoteException("Failed to open: " + e.getMessage()); 11694 } 11695 } 11696 }; 11697 11698 int ret = PackageManager.INSTALL_SUCCEEDED; 11699 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11700 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11701 Slog.e(TAG, "Failed to copy package"); 11702 return ret; 11703 } 11704 11705 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11706 NativeLibraryHelper.Handle handle = null; 11707 try { 11708 handle = NativeLibraryHelper.Handle.create(codeFile); 11709 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11710 abiOverride); 11711 } catch (IOException e) { 11712 Slog.e(TAG, "Copying native libraries failed", e); 11713 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11714 } finally { 11715 IoUtils.closeQuietly(handle); 11716 } 11717 11718 return ret; 11719 } 11720 11721 int doPreInstall(int status) { 11722 if (status != PackageManager.INSTALL_SUCCEEDED) { 11723 cleanUp(); 11724 } 11725 return status; 11726 } 11727 11728 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11729 if (status != PackageManager.INSTALL_SUCCEEDED) { 11730 cleanUp(); 11731 return false; 11732 } 11733 11734 final File targetDir = codeFile.getParentFile(); 11735 final File beforeCodeFile = codeFile; 11736 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11737 11738 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11739 try { 11740 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11741 } catch (ErrnoException e) { 11742 Slog.w(TAG, "Failed to rename", e); 11743 return false; 11744 } 11745 11746 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11747 Slog.w(TAG, "Failed to restorecon"); 11748 return false; 11749 } 11750 11751 // Reflect the rename internally 11752 codeFile = afterCodeFile; 11753 resourceFile = afterCodeFile; 11754 11755 // Reflect the rename in scanned details 11756 pkg.codePath = afterCodeFile.getAbsolutePath(); 11757 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11758 pkg.baseCodePath); 11759 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11760 pkg.splitCodePaths); 11761 11762 // Reflect the rename in app info 11763 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11764 pkg.applicationInfo.setCodePath(pkg.codePath); 11765 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11766 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11767 pkg.applicationInfo.setResourcePath(pkg.codePath); 11768 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11769 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11770 11771 return true; 11772 } 11773 11774 int doPostInstall(int status, int uid) { 11775 if (status != PackageManager.INSTALL_SUCCEEDED) { 11776 cleanUp(); 11777 } 11778 return status; 11779 } 11780 11781 @Override 11782 String getCodePath() { 11783 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11784 } 11785 11786 @Override 11787 String getResourcePath() { 11788 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11789 } 11790 11791 private boolean cleanUp() { 11792 if (codeFile == null || !codeFile.exists()) { 11793 return false; 11794 } 11795 11796 removeCodePathLI(codeFile); 11797 11798 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11799 resourceFile.delete(); 11800 } 11801 11802 return true; 11803 } 11804 11805 void cleanUpResourcesLI() { 11806 // Try enumerating all code paths before deleting 11807 List<String> allCodePaths = Collections.EMPTY_LIST; 11808 if (codeFile != null && codeFile.exists()) { 11809 try { 11810 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11811 allCodePaths = pkg.getAllCodePaths(); 11812 } catch (PackageParserException e) { 11813 // Ignored; we tried our best 11814 } 11815 } 11816 11817 cleanUp(); 11818 removeDexFiles(allCodePaths, instructionSets); 11819 } 11820 11821 boolean doPostDeleteLI(boolean delete) { 11822 // XXX err, shouldn't we respect the delete flag? 11823 cleanUpResourcesLI(); 11824 return true; 11825 } 11826 } 11827 11828 private boolean isAsecExternal(String cid) { 11829 final String asecPath = PackageHelper.getSdFilesystem(cid); 11830 return !asecPath.startsWith(mAsecInternalPath); 11831 } 11832 11833 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11834 PackageManagerException { 11835 if (copyRet < 0) { 11836 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11837 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11838 throw new PackageManagerException(copyRet, message); 11839 } 11840 } 11841 } 11842 11843 /** 11844 * Extract the MountService "container ID" from the full code path of an 11845 * .apk. 11846 */ 11847 static String cidFromCodePath(String fullCodePath) { 11848 int eidx = fullCodePath.lastIndexOf("/"); 11849 String subStr1 = fullCodePath.substring(0, eidx); 11850 int sidx = subStr1.lastIndexOf("/"); 11851 return subStr1.substring(sidx+1, eidx); 11852 } 11853 11854 /** 11855 * Logic to handle installation of ASEC applications, including copying and 11856 * renaming logic. 11857 */ 11858 class AsecInstallArgs extends InstallArgs { 11859 static final String RES_FILE_NAME = "pkg.apk"; 11860 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11861 11862 String cid; 11863 String packagePath; 11864 String resourcePath; 11865 11866 /** New install */ 11867 AsecInstallArgs(InstallParams params) { 11868 super(params.origin, params.move, params.observer, params.installFlags, 11869 params.installerPackageName, params.volumeUuid, 11870 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11871 params.grantedRuntimePermissions, 11872 params.traceMethod, params.traceCookie); 11873 } 11874 11875 /** Existing install */ 11876 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11877 boolean isExternal, boolean isForwardLocked) { 11878 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11879 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11880 instructionSets, null, null, null, 0); 11881 // Hackily pretend we're still looking at a full code path 11882 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11883 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11884 } 11885 11886 // Extract cid from fullCodePath 11887 int eidx = fullCodePath.lastIndexOf("/"); 11888 String subStr1 = fullCodePath.substring(0, eidx); 11889 int sidx = subStr1.lastIndexOf("/"); 11890 cid = subStr1.substring(sidx+1, eidx); 11891 setMountPath(subStr1); 11892 } 11893 11894 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11895 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11896 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11897 instructionSets, null, null, null, 0); 11898 this.cid = cid; 11899 setMountPath(PackageHelper.getSdDir(cid)); 11900 } 11901 11902 void createCopyFile() { 11903 cid = mInstallerService.allocateExternalStageCidLegacy(); 11904 } 11905 11906 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11907 if (origin.staged && origin.cid != null) { 11908 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11909 cid = origin.cid; 11910 setMountPath(PackageHelper.getSdDir(cid)); 11911 return PackageManager.INSTALL_SUCCEEDED; 11912 } 11913 11914 if (temp) { 11915 createCopyFile(); 11916 } else { 11917 /* 11918 * Pre-emptively destroy the container since it's destroyed if 11919 * copying fails due to it existing anyway. 11920 */ 11921 PackageHelper.destroySdDir(cid); 11922 } 11923 11924 final String newMountPath = imcs.copyPackageToContainer( 11925 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11926 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11927 11928 if (newMountPath != null) { 11929 setMountPath(newMountPath); 11930 return PackageManager.INSTALL_SUCCEEDED; 11931 } else { 11932 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11933 } 11934 } 11935 11936 @Override 11937 String getCodePath() { 11938 return packagePath; 11939 } 11940 11941 @Override 11942 String getResourcePath() { 11943 return resourcePath; 11944 } 11945 11946 int doPreInstall(int status) { 11947 if (status != PackageManager.INSTALL_SUCCEEDED) { 11948 // Destroy container 11949 PackageHelper.destroySdDir(cid); 11950 } else { 11951 boolean mounted = PackageHelper.isContainerMounted(cid); 11952 if (!mounted) { 11953 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11954 Process.SYSTEM_UID); 11955 if (newMountPath != null) { 11956 setMountPath(newMountPath); 11957 } else { 11958 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11959 } 11960 } 11961 } 11962 return status; 11963 } 11964 11965 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11966 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11967 String newMountPath = null; 11968 if (PackageHelper.isContainerMounted(cid)) { 11969 // Unmount the container 11970 if (!PackageHelper.unMountSdDir(cid)) { 11971 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11972 return false; 11973 } 11974 } 11975 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11976 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11977 " which might be stale. Will try to clean up."); 11978 // Clean up the stale container and proceed to recreate. 11979 if (!PackageHelper.destroySdDir(newCacheId)) { 11980 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11981 return false; 11982 } 11983 // Successfully cleaned up stale container. Try to rename again. 11984 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11985 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11986 + " inspite of cleaning it up."); 11987 return false; 11988 } 11989 } 11990 if (!PackageHelper.isContainerMounted(newCacheId)) { 11991 Slog.w(TAG, "Mounting container " + newCacheId); 11992 newMountPath = PackageHelper.mountSdDir(newCacheId, 11993 getEncryptKey(), Process.SYSTEM_UID); 11994 } else { 11995 newMountPath = PackageHelper.getSdDir(newCacheId); 11996 } 11997 if (newMountPath == null) { 11998 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11999 return false; 12000 } 12001 Log.i(TAG, "Succesfully renamed " + cid + 12002 " to " + newCacheId + 12003 " at new path: " + newMountPath); 12004 cid = newCacheId; 12005 12006 final File beforeCodeFile = new File(packagePath); 12007 setMountPath(newMountPath); 12008 final File afterCodeFile = new File(packagePath); 12009 12010 // Reflect the rename in scanned details 12011 pkg.codePath = afterCodeFile.getAbsolutePath(); 12012 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 12013 pkg.baseCodePath); 12014 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 12015 pkg.splitCodePaths); 12016 12017 // Reflect the rename in app info 12018 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12019 pkg.applicationInfo.setCodePath(pkg.codePath); 12020 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12021 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12022 pkg.applicationInfo.setResourcePath(pkg.codePath); 12023 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12024 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12025 12026 return true; 12027 } 12028 12029 private void setMountPath(String mountPath) { 12030 final File mountFile = new File(mountPath); 12031 12032 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12033 if (monolithicFile.exists()) { 12034 packagePath = monolithicFile.getAbsolutePath(); 12035 if (isFwdLocked()) { 12036 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12037 } else { 12038 resourcePath = packagePath; 12039 } 12040 } else { 12041 packagePath = mountFile.getAbsolutePath(); 12042 resourcePath = packagePath; 12043 } 12044 } 12045 12046 int doPostInstall(int status, int uid) { 12047 if (status != PackageManager.INSTALL_SUCCEEDED) { 12048 cleanUp(); 12049 } else { 12050 final int groupOwner; 12051 final String protectedFile; 12052 if (isFwdLocked()) { 12053 groupOwner = UserHandle.getSharedAppGid(uid); 12054 protectedFile = RES_FILE_NAME; 12055 } else { 12056 groupOwner = -1; 12057 protectedFile = null; 12058 } 12059 12060 if (uid < Process.FIRST_APPLICATION_UID 12061 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12062 Slog.e(TAG, "Failed to finalize " + cid); 12063 PackageHelper.destroySdDir(cid); 12064 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12065 } 12066 12067 boolean mounted = PackageHelper.isContainerMounted(cid); 12068 if (!mounted) { 12069 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12070 } 12071 } 12072 return status; 12073 } 12074 12075 private void cleanUp() { 12076 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12077 12078 // Destroy secure container 12079 PackageHelper.destroySdDir(cid); 12080 } 12081 12082 private List<String> getAllCodePaths() { 12083 final File codeFile = new File(getCodePath()); 12084 if (codeFile != null && codeFile.exists()) { 12085 try { 12086 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12087 return pkg.getAllCodePaths(); 12088 } catch (PackageParserException e) { 12089 // Ignored; we tried our best 12090 } 12091 } 12092 return Collections.EMPTY_LIST; 12093 } 12094 12095 void cleanUpResourcesLI() { 12096 // Enumerate all code paths before deleting 12097 cleanUpResourcesLI(getAllCodePaths()); 12098 } 12099 12100 private void cleanUpResourcesLI(List<String> allCodePaths) { 12101 cleanUp(); 12102 removeDexFiles(allCodePaths, instructionSets); 12103 } 12104 12105 String getPackageName() { 12106 return getAsecPackageName(cid); 12107 } 12108 12109 boolean doPostDeleteLI(boolean delete) { 12110 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12111 final List<String> allCodePaths = getAllCodePaths(); 12112 boolean mounted = PackageHelper.isContainerMounted(cid); 12113 if (mounted) { 12114 // Unmount first 12115 if (PackageHelper.unMountSdDir(cid)) { 12116 mounted = false; 12117 } 12118 } 12119 if (!mounted && delete) { 12120 cleanUpResourcesLI(allCodePaths); 12121 } 12122 return !mounted; 12123 } 12124 12125 @Override 12126 int doPreCopy() { 12127 if (isFwdLocked()) { 12128 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12129 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12130 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12131 } 12132 } 12133 12134 return PackageManager.INSTALL_SUCCEEDED; 12135 } 12136 12137 @Override 12138 int doPostCopy(int uid) { 12139 if (isFwdLocked()) { 12140 if (uid < Process.FIRST_APPLICATION_UID 12141 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12142 RES_FILE_NAME)) { 12143 Slog.e(TAG, "Failed to finalize " + cid); 12144 PackageHelper.destroySdDir(cid); 12145 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12146 } 12147 } 12148 12149 return PackageManager.INSTALL_SUCCEEDED; 12150 } 12151 } 12152 12153 /** 12154 * Logic to handle movement of existing installed applications. 12155 */ 12156 class MoveInstallArgs extends InstallArgs { 12157 private File codeFile; 12158 private File resourceFile; 12159 12160 /** New install */ 12161 MoveInstallArgs(InstallParams params) { 12162 super(params.origin, params.move, params.observer, params.installFlags, 12163 params.installerPackageName, params.volumeUuid, 12164 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12165 params.grantedRuntimePermissions, 12166 params.traceMethod, params.traceCookie); 12167 } 12168 12169 int copyApk(IMediaContainerService imcs, boolean temp) { 12170 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12171 + move.fromUuid + " to " + move.toUuid); 12172 synchronized (mInstaller) { 12173 try { 12174 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12175 move.dataAppName, move.appId, move.seinfo); 12176 } catch (InstallerException e) { 12177 Slog.w(TAG, "Failed to move app", e); 12178 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12179 } 12180 } 12181 12182 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12183 resourceFile = codeFile; 12184 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12185 12186 return PackageManager.INSTALL_SUCCEEDED; 12187 } 12188 12189 int doPreInstall(int status) { 12190 if (status != PackageManager.INSTALL_SUCCEEDED) { 12191 cleanUp(move.toUuid); 12192 } 12193 return status; 12194 } 12195 12196 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12197 if (status != PackageManager.INSTALL_SUCCEEDED) { 12198 cleanUp(move.toUuid); 12199 return false; 12200 } 12201 12202 // Reflect the move in app info 12203 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12204 pkg.applicationInfo.setCodePath(pkg.codePath); 12205 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12206 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12207 pkg.applicationInfo.setResourcePath(pkg.codePath); 12208 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12209 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12210 12211 return true; 12212 } 12213 12214 int doPostInstall(int status, int uid) { 12215 if (status == PackageManager.INSTALL_SUCCEEDED) { 12216 cleanUp(move.fromUuid); 12217 } else { 12218 cleanUp(move.toUuid); 12219 } 12220 return status; 12221 } 12222 12223 @Override 12224 String getCodePath() { 12225 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12226 } 12227 12228 @Override 12229 String getResourcePath() { 12230 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12231 } 12232 12233 private boolean cleanUp(String volumeUuid) { 12234 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12235 move.dataAppName); 12236 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12237 synchronized (mInstallLock) { 12238 // Clean up both app data and code 12239 removeDataDirsLI(volumeUuid, move.packageName); 12240 removeCodePathLI(codeFile); 12241 } 12242 return true; 12243 } 12244 12245 void cleanUpResourcesLI() { 12246 throw new UnsupportedOperationException(); 12247 } 12248 12249 boolean doPostDeleteLI(boolean delete) { 12250 throw new UnsupportedOperationException(); 12251 } 12252 } 12253 12254 static String getAsecPackageName(String packageCid) { 12255 int idx = packageCid.lastIndexOf("-"); 12256 if (idx == -1) { 12257 return packageCid; 12258 } 12259 return packageCid.substring(0, idx); 12260 } 12261 12262 // Utility method used to create code paths based on package name and available index. 12263 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12264 String idxStr = ""; 12265 int idx = 1; 12266 // Fall back to default value of idx=1 if prefix is not 12267 // part of oldCodePath 12268 if (oldCodePath != null) { 12269 String subStr = oldCodePath; 12270 // Drop the suffix right away 12271 if (suffix != null && subStr.endsWith(suffix)) { 12272 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12273 } 12274 // If oldCodePath already contains prefix find out the 12275 // ending index to either increment or decrement. 12276 int sidx = subStr.lastIndexOf(prefix); 12277 if (sidx != -1) { 12278 subStr = subStr.substring(sidx + prefix.length()); 12279 if (subStr != null) { 12280 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12281 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12282 } 12283 try { 12284 idx = Integer.parseInt(subStr); 12285 if (idx <= 1) { 12286 idx++; 12287 } else { 12288 idx--; 12289 } 12290 } catch(NumberFormatException e) { 12291 } 12292 } 12293 } 12294 } 12295 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12296 return prefix + idxStr; 12297 } 12298 12299 private File getNextCodePath(File targetDir, String packageName) { 12300 int suffix = 1; 12301 File result; 12302 do { 12303 result = new File(targetDir, packageName + "-" + suffix); 12304 suffix++; 12305 } while (result.exists()); 12306 return result; 12307 } 12308 12309 // Utility method that returns the relative package path with respect 12310 // to the installation directory. Like say for /data/data/com.test-1.apk 12311 // string com.test-1 is returned. 12312 static String deriveCodePathName(String codePath) { 12313 if (codePath == null) { 12314 return null; 12315 } 12316 final File codeFile = new File(codePath); 12317 final String name = codeFile.getName(); 12318 if (codeFile.isDirectory()) { 12319 return name; 12320 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12321 final int lastDot = name.lastIndexOf('.'); 12322 return name.substring(0, lastDot); 12323 } else { 12324 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12325 return null; 12326 } 12327 } 12328 12329 static class PackageInstalledInfo { 12330 String name; 12331 int uid; 12332 // The set of users that originally had this package installed. 12333 int[] origUsers; 12334 // The set of users that now have this package installed. 12335 int[] newUsers; 12336 PackageParser.Package pkg; 12337 int returnCode; 12338 String returnMsg; 12339 PackageRemovedInfo removedInfo; 12340 12341 public void setError(int code, String msg) { 12342 returnCode = code; 12343 returnMsg = msg; 12344 Slog.w(TAG, msg); 12345 } 12346 12347 public void setError(String msg, PackageParserException e) { 12348 returnCode = e.error; 12349 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12350 Slog.w(TAG, msg, e); 12351 } 12352 12353 public void setError(String msg, PackageManagerException e) { 12354 returnCode = e.error; 12355 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12356 Slog.w(TAG, msg, e); 12357 } 12358 12359 // In some error cases we want to convey more info back to the observer 12360 String origPackage; 12361 String origPermission; 12362 } 12363 12364 /* 12365 * Install a non-existing package. 12366 */ 12367 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12368 UserHandle user, String installerPackageName, String volumeUuid, 12369 PackageInstalledInfo res) { 12370 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12371 12372 // Remember this for later, in case we need to rollback this install 12373 String pkgName = pkg.packageName; 12374 12375 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12376 // TODO: b/23350563 12377 final boolean dataDirExists = Environment 12378 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12379 12380 synchronized(mPackages) { 12381 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12382 // A package with the same name is already installed, though 12383 // it has been renamed to an older name. The package we 12384 // are trying to install should be installed as an update to 12385 // the existing one, but that has not been requested, so bail. 12386 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12387 + " without first uninstalling package running as " 12388 + mSettings.mRenamedPackages.get(pkgName)); 12389 return; 12390 } 12391 if (mPackages.containsKey(pkgName)) { 12392 // Don't allow installation over an existing package with the same name. 12393 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12394 + " without first uninstalling."); 12395 return; 12396 } 12397 } 12398 12399 try { 12400 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12401 System.currentTimeMillis(), user); 12402 12403 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12404 // delete the partially installed application. the data directory will have to be 12405 // restored if it was already existing 12406 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12407 // remove package from internal structures. Note that we want deletePackageX to 12408 // delete the package data and cache directories that it created in 12409 // scanPackageLocked, unless those directories existed before we even tried to 12410 // install. 12411 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12412 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12413 res.removedInfo, true); 12414 } 12415 12416 } catch (PackageManagerException e) { 12417 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12418 } 12419 12420 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12421 } 12422 12423 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12424 // Can't rotate keys during boot or if sharedUser. 12425 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12426 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12427 return false; 12428 } 12429 // app is using upgradeKeySets; make sure all are valid 12430 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12431 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12432 for (int i = 0; i < upgradeKeySets.length; i++) { 12433 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12434 Slog.wtf(TAG, "Package " 12435 + (oldPs.name != null ? oldPs.name : "<null>") 12436 + " contains upgrade-key-set reference to unknown key-set: " 12437 + upgradeKeySets[i] 12438 + " reverting to signatures check."); 12439 return false; 12440 } 12441 } 12442 return true; 12443 } 12444 12445 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12446 // Upgrade keysets are being used. Determine if new package has a superset of the 12447 // required keys. 12448 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12449 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12450 for (int i = 0; i < upgradeKeySets.length; i++) { 12451 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12452 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12453 return true; 12454 } 12455 } 12456 return false; 12457 } 12458 12459 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12460 UserHandle user, String installerPackageName, String volumeUuid, 12461 PackageInstalledInfo res) { 12462 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12463 12464 final PackageParser.Package oldPackage; 12465 final String pkgName = pkg.packageName; 12466 final int[] allUsers; 12467 final boolean[] perUserInstalled; 12468 12469 // First find the old package info and check signatures 12470 synchronized(mPackages) { 12471 oldPackage = mPackages.get(pkgName); 12472 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12473 if (isEphemeral && !oldIsEphemeral) { 12474 // can't downgrade from full to ephemeral 12475 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12476 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12477 return; 12478 } 12479 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12480 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12481 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12482 if(!checkUpgradeKeySetLP(ps, pkg)) { 12483 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12484 "New package not signed by keys specified by upgrade-keysets: " 12485 + pkgName); 12486 return; 12487 } 12488 } else { 12489 // default to original signature matching 12490 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12491 != PackageManager.SIGNATURE_MATCH) { 12492 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12493 "New package has a different signature: " + pkgName); 12494 return; 12495 } 12496 } 12497 12498 // In case of rollback, remember per-user/profile install state 12499 allUsers = sUserManager.getUserIds(); 12500 perUserInstalled = new boolean[allUsers.length]; 12501 for (int i = 0; i < allUsers.length; i++) { 12502 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12503 } 12504 } 12505 12506 boolean sysPkg = (isSystemApp(oldPackage)); 12507 if (sysPkg) { 12508 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12509 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12510 } else { 12511 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12512 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12513 } 12514 } 12515 12516 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12517 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12518 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12519 String volumeUuid, PackageInstalledInfo res) { 12520 String pkgName = deletedPackage.packageName; 12521 boolean deletedPkg = true; 12522 boolean updatedSettings = false; 12523 12524 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12525 + deletedPackage); 12526 long origUpdateTime; 12527 if (pkg.mExtras != null) { 12528 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12529 } else { 12530 origUpdateTime = 0; 12531 } 12532 12533 // First delete the existing package while retaining the data directory 12534 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12535 res.removedInfo, true)) { 12536 // If the existing package wasn't successfully deleted 12537 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12538 deletedPkg = false; 12539 } else { 12540 // Successfully deleted the old package; proceed with replace. 12541 12542 // If deleted package lived in a container, give users a chance to 12543 // relinquish resources before killing. 12544 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12545 if (DEBUG_INSTALL) { 12546 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12547 } 12548 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12549 final ArrayList<String> pkgList = new ArrayList<String>(1); 12550 pkgList.add(deletedPackage.applicationInfo.packageName); 12551 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12552 } 12553 12554 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12555 try { 12556 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12557 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12558 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12559 perUserInstalled, res, user); 12560 updatedSettings = true; 12561 } catch (PackageManagerException e) { 12562 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12563 } 12564 } 12565 12566 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12567 // remove package from internal structures. Note that we want deletePackageX to 12568 // delete the package data and cache directories that it created in 12569 // scanPackageLocked, unless those directories existed before we even tried to 12570 // install. 12571 if(updatedSettings) { 12572 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12573 deletePackageLI( 12574 pkgName, null, true, allUsers, perUserInstalled, 12575 PackageManager.DELETE_KEEP_DATA, 12576 res.removedInfo, true); 12577 } 12578 // Since we failed to install the new package we need to restore the old 12579 // package that we deleted. 12580 if (deletedPkg) { 12581 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12582 File restoreFile = new File(deletedPackage.codePath); 12583 // Parse old package 12584 boolean oldExternal = isExternal(deletedPackage); 12585 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12586 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12587 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12588 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12589 try { 12590 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12591 null); 12592 } catch (PackageManagerException e) { 12593 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12594 + e.getMessage()); 12595 return; 12596 } 12597 // Restore of old package succeeded. Update permissions. 12598 // writer 12599 synchronized (mPackages) { 12600 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12601 UPDATE_PERMISSIONS_ALL); 12602 // can downgrade to reader 12603 mSettings.writeLPr(); 12604 } 12605 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12606 } 12607 } 12608 } 12609 12610 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12611 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12612 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12613 String volumeUuid, PackageInstalledInfo res) { 12614 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12615 + ", old=" + deletedPackage); 12616 boolean disabledSystem = false; 12617 boolean updatedSettings = false; 12618 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12619 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12620 != 0) { 12621 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12622 } 12623 String packageName = deletedPackage.packageName; 12624 if (packageName == null) { 12625 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12626 "Attempt to delete null packageName."); 12627 return; 12628 } 12629 PackageParser.Package oldPkg; 12630 PackageSetting oldPkgSetting; 12631 // reader 12632 synchronized (mPackages) { 12633 oldPkg = mPackages.get(packageName); 12634 oldPkgSetting = mSettings.mPackages.get(packageName); 12635 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12636 (oldPkgSetting == null)) { 12637 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12638 "Couldn't find package " + packageName + " information"); 12639 return; 12640 } 12641 } 12642 12643 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12644 12645 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12646 res.removedInfo.removedPackage = packageName; 12647 // Remove existing system package 12648 removePackageLI(oldPkgSetting, true); 12649 // writer 12650 synchronized (mPackages) { 12651 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12652 if (!disabledSystem && deletedPackage != null) { 12653 // We didn't need to disable the .apk as a current system package, 12654 // which means we are replacing another update that is already 12655 // installed. We need to make sure to delete the older one's .apk. 12656 res.removedInfo.args = createInstallArgsForExisting(0, 12657 deletedPackage.applicationInfo.getCodePath(), 12658 deletedPackage.applicationInfo.getResourcePath(), 12659 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12660 } else { 12661 res.removedInfo.args = null; 12662 } 12663 } 12664 12665 // Successfully disabled the old package. Now proceed with re-installation 12666 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12667 12668 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12669 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12670 12671 PackageParser.Package newPackage = null; 12672 try { 12673 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12674 if (newPackage.mExtras != null) { 12675 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12676 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12677 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12678 12679 // is the update attempting to change shared user? that isn't going to work... 12680 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12681 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12682 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12683 + " to " + newPkgSetting.sharedUser); 12684 updatedSettings = true; 12685 } 12686 } 12687 12688 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12689 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12690 perUserInstalled, res, user); 12691 updatedSettings = true; 12692 } 12693 12694 } catch (PackageManagerException e) { 12695 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12696 } 12697 12698 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12699 // Re installation failed. Restore old information 12700 // Remove new pkg information 12701 if (newPackage != null) { 12702 removeInstalledPackageLI(newPackage, true); 12703 } 12704 // Add back the old system package 12705 try { 12706 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12707 } catch (PackageManagerException e) { 12708 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12709 } 12710 // Restore the old system information in Settings 12711 synchronized (mPackages) { 12712 if (disabledSystem) { 12713 mSettings.enableSystemPackageLPw(packageName); 12714 } 12715 if (updatedSettings) { 12716 mSettings.setInstallerPackageName(packageName, 12717 oldPkgSetting.installerPackageName); 12718 } 12719 mSettings.writeLPr(); 12720 } 12721 } 12722 } 12723 12724 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12725 // Collect all used permissions in the UID 12726 ArraySet<String> usedPermissions = new ArraySet<>(); 12727 final int packageCount = su.packages.size(); 12728 for (int i = 0; i < packageCount; i++) { 12729 PackageSetting ps = su.packages.valueAt(i); 12730 if (ps.pkg == null) { 12731 continue; 12732 } 12733 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12734 for (int j = 0; j < requestedPermCount; j++) { 12735 String permission = ps.pkg.requestedPermissions.get(j); 12736 BasePermission bp = mSettings.mPermissions.get(permission); 12737 if (bp != null) { 12738 usedPermissions.add(permission); 12739 } 12740 } 12741 } 12742 12743 PermissionsState permissionsState = su.getPermissionsState(); 12744 // Prune install permissions 12745 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12746 final int installPermCount = installPermStates.size(); 12747 for (int i = installPermCount - 1; i >= 0; i--) { 12748 PermissionState permissionState = installPermStates.get(i); 12749 if (!usedPermissions.contains(permissionState.getName())) { 12750 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12751 if (bp != null) { 12752 permissionsState.revokeInstallPermission(bp); 12753 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12754 PackageManager.MASK_PERMISSION_FLAGS, 0); 12755 } 12756 } 12757 } 12758 12759 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12760 12761 // Prune runtime permissions 12762 for (int userId : allUserIds) { 12763 List<PermissionState> runtimePermStates = permissionsState 12764 .getRuntimePermissionStates(userId); 12765 final int runtimePermCount = runtimePermStates.size(); 12766 for (int i = runtimePermCount - 1; i >= 0; i--) { 12767 PermissionState permissionState = runtimePermStates.get(i); 12768 if (!usedPermissions.contains(permissionState.getName())) { 12769 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12770 if (bp != null) { 12771 permissionsState.revokeRuntimePermission(bp, userId); 12772 permissionsState.updatePermissionFlags(bp, userId, 12773 PackageManager.MASK_PERMISSION_FLAGS, 0); 12774 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12775 runtimePermissionChangedUserIds, userId); 12776 } 12777 } 12778 } 12779 } 12780 12781 return runtimePermissionChangedUserIds; 12782 } 12783 12784 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12785 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12786 UserHandle user) { 12787 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12788 12789 String pkgName = newPackage.packageName; 12790 synchronized (mPackages) { 12791 //write settings. the installStatus will be incomplete at this stage. 12792 //note that the new package setting would have already been 12793 //added to mPackages. It hasn't been persisted yet. 12794 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12795 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12796 mSettings.writeLPr(); 12797 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12798 } 12799 12800 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12801 synchronized (mPackages) { 12802 updatePermissionsLPw(newPackage.packageName, newPackage, 12803 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12804 ? UPDATE_PERMISSIONS_ALL : 0)); 12805 // For system-bundled packages, we assume that installing an upgraded version 12806 // of the package implies that the user actually wants to run that new code, 12807 // so we enable the package. 12808 PackageSetting ps = mSettings.mPackages.get(pkgName); 12809 if (ps != null) { 12810 if (isSystemApp(newPackage)) { 12811 // NB: implicit assumption that system package upgrades apply to all users 12812 if (DEBUG_INSTALL) { 12813 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12814 } 12815 if (res.origUsers != null) { 12816 for (int userHandle : res.origUsers) { 12817 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12818 userHandle, installerPackageName); 12819 } 12820 } 12821 // Also convey the prior install/uninstall state 12822 if (allUsers != null && perUserInstalled != null) { 12823 for (int i = 0; i < allUsers.length; i++) { 12824 if (DEBUG_INSTALL) { 12825 Slog.d(TAG, " user " + allUsers[i] 12826 + " => " + perUserInstalled[i]); 12827 } 12828 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12829 } 12830 // these install state changes will be persisted in the 12831 // upcoming call to mSettings.writeLPr(). 12832 } 12833 } 12834 // It's implied that when a user requests installation, they want the app to be 12835 // installed and enabled. 12836 int userId = user.getIdentifier(); 12837 if (userId != UserHandle.USER_ALL) { 12838 ps.setInstalled(true, userId); 12839 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12840 } 12841 } 12842 res.name = pkgName; 12843 res.uid = newPackage.applicationInfo.uid; 12844 res.pkg = newPackage; 12845 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12846 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12847 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12848 //to update install status 12849 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12850 mSettings.writeLPr(); 12851 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12852 } 12853 12854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12855 } 12856 12857 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12858 try { 12859 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12860 installPackageLI(args, res); 12861 } finally { 12862 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12863 } 12864 } 12865 12866 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12867 final int installFlags = args.installFlags; 12868 final String installerPackageName = args.installerPackageName; 12869 final String volumeUuid = args.volumeUuid; 12870 final File tmpPackageFile = new File(args.getCodePath()); 12871 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12872 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12873 || (args.volumeUuid != null)); 12874 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12875 boolean replace = false; 12876 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12877 if (args.move != null) { 12878 // moving a complete application; perfom an initial scan on the new install location 12879 scanFlags |= SCAN_INITIAL; 12880 } 12881 // Result object to be returned 12882 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12883 12884 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12885 12886 // Sanity check 12887 if (ephemeral && (forwardLocked || onExternal)) { 12888 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12889 + " external=" + onExternal); 12890 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12891 return; 12892 } 12893 12894 // Retrieve PackageSettings and parse package 12895 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12896 | PackageParser.PARSE_ENFORCE_CODE 12897 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12898 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12899 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12900 PackageParser pp = new PackageParser(); 12901 pp.setSeparateProcesses(mSeparateProcesses); 12902 pp.setDisplayMetrics(mMetrics); 12903 12904 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12905 final PackageParser.Package pkg; 12906 try { 12907 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12908 } catch (PackageParserException e) { 12909 res.setError("Failed parse during installPackageLI", e); 12910 return; 12911 } finally { 12912 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12913 } 12914 12915 // Mark that we have an install time CPU ABI override. 12916 pkg.cpuAbiOverride = args.abiOverride; 12917 12918 String pkgName = res.name = pkg.packageName; 12919 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12920 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12921 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12922 return; 12923 } 12924 } 12925 12926 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12927 try { 12928 pp.collectCertificates(pkg, parseFlags); 12929 } catch (PackageParserException e) { 12930 res.setError("Failed collect during installPackageLI", e); 12931 return; 12932 } finally { 12933 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12934 } 12935 12936 // Get rid of all references to package scan path via parser. 12937 pp = null; 12938 String oldCodePath = null; 12939 boolean systemApp = false; 12940 synchronized (mPackages) { 12941 // Check if installing already existing package 12942 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12943 String oldName = mSettings.mRenamedPackages.get(pkgName); 12944 if (pkg.mOriginalPackages != null 12945 && pkg.mOriginalPackages.contains(oldName) 12946 && mPackages.containsKey(oldName)) { 12947 // This package is derived from an original package, 12948 // and this device has been updating from that original 12949 // name. We must continue using the original name, so 12950 // rename the new package here. 12951 pkg.setPackageName(oldName); 12952 pkgName = pkg.packageName; 12953 replace = true; 12954 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12955 + oldName + " pkgName=" + pkgName); 12956 } else if (mPackages.containsKey(pkgName)) { 12957 // This package, under its official name, already exists 12958 // on the device; we should replace it. 12959 replace = true; 12960 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12961 } 12962 12963 // Prevent apps opting out from runtime permissions 12964 if (replace) { 12965 PackageParser.Package oldPackage = mPackages.get(pkgName); 12966 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12967 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12968 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12969 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12970 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12971 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12972 + " doesn't support runtime permissions but the old" 12973 + " target SDK " + oldTargetSdk + " does."); 12974 return; 12975 } 12976 } 12977 } 12978 12979 PackageSetting ps = mSettings.mPackages.get(pkgName); 12980 if (ps != null) { 12981 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12982 12983 // Quick sanity check that we're signed correctly if updating; 12984 // we'll check this again later when scanning, but we want to 12985 // bail early here before tripping over redefined permissions. 12986 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12987 if (!checkUpgradeKeySetLP(ps, pkg)) { 12988 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12989 + pkg.packageName + " upgrade keys do not match the " 12990 + "previously installed version"); 12991 return; 12992 } 12993 } else { 12994 try { 12995 verifySignaturesLP(ps, pkg); 12996 } catch (PackageManagerException e) { 12997 res.setError(e.error, e.getMessage()); 12998 return; 12999 } 13000 } 13001 13002 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13003 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13004 systemApp = (ps.pkg.applicationInfo.flags & 13005 ApplicationInfo.FLAG_SYSTEM) != 0; 13006 } 13007 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13008 } 13009 13010 // Check whether the newly-scanned package wants to define an already-defined perm 13011 int N = pkg.permissions.size(); 13012 for (int i = N-1; i >= 0; i--) { 13013 PackageParser.Permission perm = pkg.permissions.get(i); 13014 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13015 if (bp != null) { 13016 // If the defining package is signed with our cert, it's okay. This 13017 // also includes the "updating the same package" case, of course. 13018 // "updating same package" could also involve key-rotation. 13019 final boolean sigsOk; 13020 if (bp.sourcePackage.equals(pkg.packageName) 13021 && (bp.packageSetting instanceof PackageSetting) 13022 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13023 scanFlags))) { 13024 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13025 } else { 13026 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13027 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13028 } 13029 if (!sigsOk) { 13030 // If the owning package is the system itself, we log but allow 13031 // install to proceed; we fail the install on all other permission 13032 // redefinitions. 13033 if (!bp.sourcePackage.equals("android")) { 13034 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13035 + pkg.packageName + " attempting to redeclare permission " 13036 + perm.info.name + " already owned by " + bp.sourcePackage); 13037 res.origPermission = perm.info.name; 13038 res.origPackage = bp.sourcePackage; 13039 return; 13040 } else { 13041 Slog.w(TAG, "Package " + pkg.packageName 13042 + " attempting to redeclare system permission " 13043 + perm.info.name + "; ignoring new declaration"); 13044 pkg.permissions.remove(i); 13045 } 13046 } 13047 } 13048 } 13049 13050 } 13051 13052 if (systemApp) { 13053 if (onExternal) { 13054 // Abort update; system app can't be replaced with app on sdcard 13055 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13056 "Cannot install updates to system apps on sdcard"); 13057 return; 13058 } else if (ephemeral) { 13059 // Abort update; system app can't be replaced with an ephemeral app 13060 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13061 "Cannot update a system app with an ephemeral app"); 13062 return; 13063 } 13064 } 13065 13066 if (args.move != null) { 13067 // We did an in-place move, so dex is ready to roll 13068 scanFlags |= SCAN_NO_DEX; 13069 scanFlags |= SCAN_MOVE; 13070 13071 synchronized (mPackages) { 13072 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13073 if (ps == null) { 13074 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13075 "Missing settings for moved package " + pkgName); 13076 } 13077 13078 // We moved the entire application as-is, so bring over the 13079 // previously derived ABI information. 13080 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13081 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13082 } 13083 13084 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13085 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13086 scanFlags |= SCAN_NO_DEX; 13087 13088 try { 13089 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13090 true /* extract libs */); 13091 } catch (PackageManagerException pme) { 13092 Slog.e(TAG, "Error deriving application ABI", pme); 13093 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13094 return; 13095 } 13096 } 13097 13098 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13099 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13100 return; 13101 } 13102 13103 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13104 13105 if (replace) { 13106 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13107 installerPackageName, volumeUuid, res); 13108 } else { 13109 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13110 args.user, installerPackageName, volumeUuid, res); 13111 } 13112 synchronized (mPackages) { 13113 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13114 if (ps != null) { 13115 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13116 } 13117 } 13118 } 13119 13120 private void startIntentFilterVerifications(int userId, boolean replacing, 13121 PackageParser.Package pkg) { 13122 if (mIntentFilterVerifierComponent == null) { 13123 Slog.w(TAG, "No IntentFilter verification will not be done as " 13124 + "there is no IntentFilterVerifier available!"); 13125 return; 13126 } 13127 13128 final int verifierUid = getPackageUid( 13129 mIntentFilterVerifierComponent.getPackageName(), 13130 MATCH_DEBUG_TRIAGED_MISSING, 13131 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13132 13133 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13134 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13135 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13136 mHandler.sendMessage(msg); 13137 } 13138 13139 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13140 PackageParser.Package pkg) { 13141 int size = pkg.activities.size(); 13142 if (size == 0) { 13143 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13144 "No activity, so no need to verify any IntentFilter!"); 13145 return; 13146 } 13147 13148 final boolean hasDomainURLs = hasDomainURLs(pkg); 13149 if (!hasDomainURLs) { 13150 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13151 "No domain URLs, so no need to verify any IntentFilter!"); 13152 return; 13153 } 13154 13155 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13156 + " if any IntentFilter from the " + size 13157 + " Activities needs verification ..."); 13158 13159 int count = 0; 13160 final String packageName = pkg.packageName; 13161 13162 synchronized (mPackages) { 13163 // If this is a new install and we see that we've already run verification for this 13164 // package, we have nothing to do: it means the state was restored from backup. 13165 if (!replacing) { 13166 IntentFilterVerificationInfo ivi = 13167 mSettings.getIntentFilterVerificationLPr(packageName); 13168 if (ivi != null) { 13169 if (DEBUG_DOMAIN_VERIFICATION) { 13170 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13171 + ivi.getStatusString()); 13172 } 13173 return; 13174 } 13175 } 13176 13177 // If any filters need to be verified, then all need to be. 13178 boolean needToVerify = false; 13179 for (PackageParser.Activity a : pkg.activities) { 13180 for (ActivityIntentInfo filter : a.intents) { 13181 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13182 if (DEBUG_DOMAIN_VERIFICATION) { 13183 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13184 } 13185 needToVerify = true; 13186 break; 13187 } 13188 } 13189 } 13190 13191 if (needToVerify) { 13192 final int verificationId = mIntentFilterVerificationToken++; 13193 for (PackageParser.Activity a : pkg.activities) { 13194 for (ActivityIntentInfo filter : a.intents) { 13195 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13196 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13197 "Verification needed for IntentFilter:" + filter.toString()); 13198 mIntentFilterVerifier.addOneIntentFilterVerification( 13199 verifierUid, userId, verificationId, filter, packageName); 13200 count++; 13201 } 13202 } 13203 } 13204 } 13205 } 13206 13207 if (count > 0) { 13208 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13209 + " IntentFilter verification" + (count > 1 ? "s" : "") 13210 + " for userId:" + userId); 13211 mIntentFilterVerifier.startVerifications(userId); 13212 } else { 13213 if (DEBUG_DOMAIN_VERIFICATION) { 13214 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13215 } 13216 } 13217 } 13218 13219 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13220 final ComponentName cn = filter.activity.getComponentName(); 13221 final String packageName = cn.getPackageName(); 13222 13223 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13224 packageName); 13225 if (ivi == null) { 13226 return true; 13227 } 13228 int status = ivi.getStatus(); 13229 switch (status) { 13230 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13231 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13232 return true; 13233 13234 default: 13235 // Nothing to do 13236 return false; 13237 } 13238 } 13239 13240 private static boolean isMultiArch(ApplicationInfo info) { 13241 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13242 } 13243 13244 private static boolean isExternal(PackageParser.Package pkg) { 13245 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13246 } 13247 13248 private static boolean isExternal(PackageSetting ps) { 13249 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13250 } 13251 13252 private static boolean isEphemeral(PackageParser.Package pkg) { 13253 return pkg.applicationInfo.isEphemeralApp(); 13254 } 13255 13256 private static boolean isEphemeral(PackageSetting ps) { 13257 return ps.pkg != null && isEphemeral(ps.pkg); 13258 } 13259 13260 private static boolean isSystemApp(PackageParser.Package pkg) { 13261 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13262 } 13263 13264 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13265 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13266 } 13267 13268 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13269 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13270 } 13271 13272 private static boolean isSystemApp(PackageSetting ps) { 13273 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13274 } 13275 13276 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13277 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13278 } 13279 13280 private int packageFlagsToInstallFlags(PackageSetting ps) { 13281 int installFlags = 0; 13282 if (isEphemeral(ps)) { 13283 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13284 } 13285 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13286 // This existing package was an external ASEC install when we have 13287 // the external flag without a UUID 13288 installFlags |= PackageManager.INSTALL_EXTERNAL; 13289 } 13290 if (ps.isForwardLocked()) { 13291 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13292 } 13293 return installFlags; 13294 } 13295 13296 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13297 if (isExternal(pkg)) { 13298 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13299 return StorageManager.UUID_PRIMARY_PHYSICAL; 13300 } else { 13301 return pkg.volumeUuid; 13302 } 13303 } else { 13304 return StorageManager.UUID_PRIVATE_INTERNAL; 13305 } 13306 } 13307 13308 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13309 if (isExternal(pkg)) { 13310 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13311 return mSettings.getExternalVersion(); 13312 } else { 13313 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13314 } 13315 } else { 13316 return mSettings.getInternalVersion(); 13317 } 13318 } 13319 13320 private void deleteTempPackageFiles() { 13321 final FilenameFilter filter = new FilenameFilter() { 13322 public boolean accept(File dir, String name) { 13323 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13324 } 13325 }; 13326 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13327 file.delete(); 13328 } 13329 } 13330 13331 @Override 13332 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13333 int flags) { 13334 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13335 flags); 13336 } 13337 13338 @Override 13339 public void deletePackage(final String packageName, 13340 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13341 mContext.enforceCallingOrSelfPermission( 13342 android.Manifest.permission.DELETE_PACKAGES, null); 13343 Preconditions.checkNotNull(packageName); 13344 Preconditions.checkNotNull(observer); 13345 final int uid = Binder.getCallingUid(); 13346 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13347 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13348 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13349 mContext.enforceCallingOrSelfPermission( 13350 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13351 "deletePackage for user " + userId); 13352 } 13353 13354 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13355 try { 13356 observer.onPackageDeleted(packageName, 13357 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13358 } catch (RemoteException re) { 13359 } 13360 return; 13361 } 13362 13363 for (int currentUserId : users) { 13364 if (getBlockUninstallForUser(packageName, currentUserId)) { 13365 try { 13366 observer.onPackageDeleted(packageName, 13367 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13368 } catch (RemoteException re) { 13369 } 13370 return; 13371 } 13372 } 13373 13374 if (DEBUG_REMOVE) { 13375 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13376 } 13377 // Queue up an async operation since the package deletion may take a little while. 13378 mHandler.post(new Runnable() { 13379 public void run() { 13380 mHandler.removeCallbacks(this); 13381 final int returnCode = deletePackageX(packageName, userId, flags); 13382 try { 13383 observer.onPackageDeleted(packageName, returnCode, null); 13384 } catch (RemoteException e) { 13385 Log.i(TAG, "Observer no longer exists."); 13386 } //end catch 13387 } //end run 13388 }); 13389 } 13390 13391 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13392 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13393 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13394 try { 13395 if (dpm != null) { 13396 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13397 /* callingUserOnly =*/ false); 13398 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13399 : deviceOwnerComponentName.getPackageName(); 13400 // Does the package contains the device owner? 13401 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13402 // this check is probably not needed, since DO should be registered as a device 13403 // admin on some user too. (Original bug for this: b/17657954) 13404 if (packageName.equals(deviceOwnerPackageName)) { 13405 return true; 13406 } 13407 // Does it contain a device admin for any user? 13408 int[] users; 13409 if (userId == UserHandle.USER_ALL) { 13410 users = sUserManager.getUserIds(); 13411 } else { 13412 users = new int[]{userId}; 13413 } 13414 for (int i = 0; i < users.length; ++i) { 13415 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13416 return true; 13417 } 13418 } 13419 } 13420 } catch (RemoteException e) { 13421 } 13422 return false; 13423 } 13424 13425 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13426 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13427 } 13428 13429 /** 13430 * This method is an internal method that could be get invoked either 13431 * to delete an installed package or to clean up a failed installation. 13432 * After deleting an installed package, a broadcast is sent to notify any 13433 * listeners that the package has been installed. For cleaning up a failed 13434 * installation, the broadcast is not necessary since the package's 13435 * installation wouldn't have sent the initial broadcast either 13436 * The key steps in deleting a package are 13437 * deleting the package information in internal structures like mPackages, 13438 * deleting the packages base directories through installd 13439 * updating mSettings to reflect current status 13440 * persisting settings for later use 13441 * sending a broadcast if necessary 13442 */ 13443 private int deletePackageX(String packageName, int userId, int flags) { 13444 final PackageRemovedInfo info = new PackageRemovedInfo(); 13445 final boolean res; 13446 13447 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13448 ? UserHandle.ALL : new UserHandle(userId); 13449 13450 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13451 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13452 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13453 } 13454 13455 boolean removedForAllUsers = false; 13456 boolean systemUpdate = false; 13457 13458 PackageParser.Package uninstalledPkg; 13459 13460 // for the uninstall-updates case and restricted profiles, remember the per- 13461 // userhandle installed state 13462 int[] allUsers; 13463 boolean[] perUserInstalled; 13464 synchronized (mPackages) { 13465 uninstalledPkg = mPackages.get(packageName); 13466 PackageSetting ps = mSettings.mPackages.get(packageName); 13467 allUsers = sUserManager.getUserIds(); 13468 perUserInstalled = new boolean[allUsers.length]; 13469 for (int i = 0; i < allUsers.length; i++) { 13470 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13471 } 13472 } 13473 13474 synchronized (mInstallLock) { 13475 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13476 res = deletePackageLI(packageName, removeForUser, 13477 true, allUsers, perUserInstalled, 13478 flags | REMOVE_CHATTY, info, true); 13479 systemUpdate = info.isRemovedPackageSystemUpdate; 13480 synchronized (mPackages) { 13481 if (res) { 13482 if (!systemUpdate && mPackages.get(packageName) == null) { 13483 removedForAllUsers = true; 13484 } 13485 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13486 } 13487 } 13488 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13489 + " removedForAllUsers=" + removedForAllUsers); 13490 } 13491 13492 if (res) { 13493 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13494 13495 // If the removed package was a system update, the old system package 13496 // was re-enabled; we need to broadcast this information 13497 if (systemUpdate) { 13498 Bundle extras = new Bundle(1); 13499 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13500 ? info.removedAppId : info.uid); 13501 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13502 13503 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13504 extras, 0, null, null, null); 13505 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13506 extras, 0, null, null, null); 13507 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13508 null, 0, packageName, null, null); 13509 } 13510 } 13511 // Force a gc here. 13512 Runtime.getRuntime().gc(); 13513 // Delete the resources here after sending the broadcast to let 13514 // other processes clean up before deleting resources. 13515 if (info.args != null) { 13516 synchronized (mInstallLock) { 13517 info.args.doPostDeleteLI(true); 13518 } 13519 } 13520 13521 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13522 } 13523 13524 class PackageRemovedInfo { 13525 String removedPackage; 13526 int uid = -1; 13527 int removedAppId = -1; 13528 int[] removedUsers = null; 13529 boolean isRemovedPackageSystemUpdate = false; 13530 // Clean up resources deleted packages. 13531 InstallArgs args = null; 13532 13533 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13534 Bundle extras = new Bundle(1); 13535 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13536 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13537 if (replacing) { 13538 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13539 } 13540 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13541 if (removedPackage != null) { 13542 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13543 extras, 0, null, null, removedUsers); 13544 if (fullRemove && !replacing) { 13545 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13546 extras, 0, null, null, removedUsers); 13547 } 13548 } 13549 if (removedAppId >= 0) { 13550 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13551 removedUsers); 13552 } 13553 } 13554 } 13555 13556 /* 13557 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13558 * flag is not set, the data directory is removed as well. 13559 * make sure this flag is set for partially installed apps. If not its meaningless to 13560 * delete a partially installed application. 13561 */ 13562 private void removePackageDataLI(PackageSetting ps, 13563 int[] allUserHandles, boolean[] perUserInstalled, 13564 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13565 String packageName = ps.name; 13566 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13567 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13568 // Retrieve object to delete permissions for shared user later on 13569 final PackageSetting deletedPs; 13570 // reader 13571 synchronized (mPackages) { 13572 deletedPs = mSettings.mPackages.get(packageName); 13573 if (outInfo != null) { 13574 outInfo.removedPackage = packageName; 13575 outInfo.removedUsers = deletedPs != null 13576 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13577 : null; 13578 } 13579 } 13580 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13581 removeDataDirsLI(ps.volumeUuid, packageName); 13582 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13583 } 13584 // writer 13585 synchronized (mPackages) { 13586 if (deletedPs != null) { 13587 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13588 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13589 clearDefaultBrowserIfNeeded(packageName); 13590 if (outInfo != null) { 13591 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13592 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13593 } 13594 updatePermissionsLPw(deletedPs.name, null, 0); 13595 if (deletedPs.sharedUser != null) { 13596 // Remove permissions associated with package. Since runtime 13597 // permissions are per user we have to kill the removed package 13598 // or packages running under the shared user of the removed 13599 // package if revoking the permissions requested only by the removed 13600 // package is successful and this causes a change in gids. 13601 for (int userId : UserManagerService.getInstance().getUserIds()) { 13602 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13603 userId); 13604 if (userIdToKill == UserHandle.USER_ALL 13605 || userIdToKill >= UserHandle.USER_SYSTEM) { 13606 // If gids changed for this user, kill all affected packages. 13607 mHandler.post(new Runnable() { 13608 @Override 13609 public void run() { 13610 // This has to happen with no lock held. 13611 killApplication(deletedPs.name, deletedPs.appId, 13612 KILL_APP_REASON_GIDS_CHANGED); 13613 } 13614 }); 13615 break; 13616 } 13617 } 13618 } 13619 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13620 } 13621 // make sure to preserve per-user disabled state if this removal was just 13622 // a downgrade of a system app to the factory package 13623 if (allUserHandles != null && perUserInstalled != null) { 13624 if (DEBUG_REMOVE) { 13625 Slog.d(TAG, "Propagating install state across downgrade"); 13626 } 13627 for (int i = 0; i < allUserHandles.length; i++) { 13628 if (DEBUG_REMOVE) { 13629 Slog.d(TAG, " user " + allUserHandles[i] 13630 + " => " + perUserInstalled[i]); 13631 } 13632 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13633 } 13634 } 13635 } 13636 // can downgrade to reader 13637 if (writeSettings) { 13638 // Save settings now 13639 mSettings.writeLPr(); 13640 } 13641 } 13642 if (outInfo != null) { 13643 // A user ID was deleted here. Go through all users and remove it 13644 // from KeyStore. 13645 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13646 } 13647 } 13648 13649 static boolean locationIsPrivileged(File path) { 13650 try { 13651 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13652 .getCanonicalPath(); 13653 return path.getCanonicalPath().startsWith(privilegedAppDir); 13654 } catch (IOException e) { 13655 Slog.e(TAG, "Unable to access code path " + path); 13656 } 13657 return false; 13658 } 13659 13660 /* 13661 * Tries to delete system package. 13662 */ 13663 private boolean deleteSystemPackageLI(PackageSetting newPs, 13664 int[] allUserHandles, boolean[] perUserInstalled, 13665 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13666 final boolean applyUserRestrictions 13667 = (allUserHandles != null) && (perUserInstalled != null); 13668 PackageSetting disabledPs = null; 13669 // Confirm if the system package has been updated 13670 // An updated system app can be deleted. This will also have to restore 13671 // the system pkg from system partition 13672 // reader 13673 synchronized (mPackages) { 13674 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13675 } 13676 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13677 + " disabledPs=" + disabledPs); 13678 if (disabledPs == null) { 13679 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13680 return false; 13681 } else if (DEBUG_REMOVE) { 13682 Slog.d(TAG, "Deleting system pkg from data partition"); 13683 } 13684 if (DEBUG_REMOVE) { 13685 if (applyUserRestrictions) { 13686 Slog.d(TAG, "Remembering install states:"); 13687 for (int i = 0; i < allUserHandles.length; i++) { 13688 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13689 } 13690 } 13691 } 13692 // Delete the updated package 13693 outInfo.isRemovedPackageSystemUpdate = true; 13694 if (disabledPs.versionCode < newPs.versionCode) { 13695 // Delete data for downgrades 13696 flags &= ~PackageManager.DELETE_KEEP_DATA; 13697 } else { 13698 // Preserve data by setting flag 13699 flags |= PackageManager.DELETE_KEEP_DATA; 13700 } 13701 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13702 allUserHandles, perUserInstalled, outInfo, writeSettings); 13703 if (!ret) { 13704 return false; 13705 } 13706 // writer 13707 synchronized (mPackages) { 13708 // Reinstate the old system package 13709 mSettings.enableSystemPackageLPw(newPs.name); 13710 // Remove any native libraries from the upgraded package. 13711 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13712 } 13713 // Install the system package 13714 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13715 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13716 if (locationIsPrivileged(disabledPs.codePath)) { 13717 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13718 } 13719 13720 final PackageParser.Package newPkg; 13721 try { 13722 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13723 } catch (PackageManagerException e) { 13724 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13725 return false; 13726 } 13727 13728 // writer 13729 synchronized (mPackages) { 13730 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13731 13732 // Propagate the permissions state as we do not want to drop on the floor 13733 // runtime permissions. The update permissions method below will take 13734 // care of removing obsolete permissions and grant install permissions. 13735 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13736 updatePermissionsLPw(newPkg.packageName, newPkg, 13737 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13738 13739 if (applyUserRestrictions) { 13740 if (DEBUG_REMOVE) { 13741 Slog.d(TAG, "Propagating install state across reinstall"); 13742 } 13743 for (int i = 0; i < allUserHandles.length; i++) { 13744 if (DEBUG_REMOVE) { 13745 Slog.d(TAG, " user " + allUserHandles[i] 13746 + " => " + perUserInstalled[i]); 13747 } 13748 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13749 13750 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13751 } 13752 // Regardless of writeSettings we need to ensure that this restriction 13753 // state propagation is persisted 13754 mSettings.writeAllUsersPackageRestrictionsLPr(); 13755 } 13756 // can downgrade to reader here 13757 if (writeSettings) { 13758 mSettings.writeLPr(); 13759 } 13760 } 13761 return true; 13762 } 13763 13764 private boolean deleteInstalledPackageLI(PackageSetting ps, 13765 boolean deleteCodeAndResources, int flags, 13766 int[] allUserHandles, boolean[] perUserInstalled, 13767 PackageRemovedInfo outInfo, boolean writeSettings) { 13768 if (outInfo != null) { 13769 outInfo.uid = ps.appId; 13770 } 13771 13772 // Delete package data from internal structures and also remove data if flag is set 13773 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13774 13775 // Delete application code and resources 13776 if (deleteCodeAndResources && (outInfo != null)) { 13777 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13778 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13779 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13780 } 13781 return true; 13782 } 13783 13784 @Override 13785 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13786 int userId) { 13787 mContext.enforceCallingOrSelfPermission( 13788 android.Manifest.permission.DELETE_PACKAGES, null); 13789 synchronized (mPackages) { 13790 PackageSetting ps = mSettings.mPackages.get(packageName); 13791 if (ps == null) { 13792 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13793 return false; 13794 } 13795 if (!ps.getInstalled(userId)) { 13796 // Can't block uninstall for an app that is not installed or enabled. 13797 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13798 return false; 13799 } 13800 ps.setBlockUninstall(blockUninstall, userId); 13801 mSettings.writePackageRestrictionsLPr(userId); 13802 } 13803 return true; 13804 } 13805 13806 @Override 13807 public boolean getBlockUninstallForUser(String packageName, int userId) { 13808 synchronized (mPackages) { 13809 PackageSetting ps = mSettings.mPackages.get(packageName); 13810 if (ps == null) { 13811 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13812 return false; 13813 } 13814 return ps.getBlockUninstall(userId); 13815 } 13816 } 13817 13818 @Override 13819 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13820 int callingUid = Binder.getCallingUid(); 13821 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13822 throw new SecurityException( 13823 "setRequiredForSystemUser can only be run by the system or root"); 13824 } 13825 synchronized (mPackages) { 13826 PackageSetting ps = mSettings.mPackages.get(packageName); 13827 if (ps == null) { 13828 Log.w(TAG, "Package doesn't exist: " + packageName); 13829 return false; 13830 } 13831 if (systemUserApp) { 13832 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13833 } else { 13834 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13835 } 13836 mSettings.writeLPr(); 13837 } 13838 return true; 13839 } 13840 13841 /* 13842 * This method handles package deletion in general 13843 */ 13844 private boolean deletePackageLI(String packageName, UserHandle user, 13845 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13846 int flags, PackageRemovedInfo outInfo, 13847 boolean writeSettings) { 13848 if (packageName == null) { 13849 Slog.w(TAG, "Attempt to delete null packageName."); 13850 return false; 13851 } 13852 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13853 PackageSetting ps; 13854 boolean dataOnly = false; 13855 int removeUser = -1; 13856 int appId = -1; 13857 synchronized (mPackages) { 13858 ps = mSettings.mPackages.get(packageName); 13859 if (ps == null) { 13860 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13861 return false; 13862 } 13863 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13864 && user.getIdentifier() != UserHandle.USER_ALL) { 13865 // The caller is asking that the package only be deleted for a single 13866 // user. To do this, we just mark its uninstalled state and delete 13867 // its data. If this is a system app, we only allow this to happen if 13868 // they have set the special DELETE_SYSTEM_APP which requests different 13869 // semantics than normal for uninstalling system apps. 13870 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13871 final int userId = user.getIdentifier(); 13872 ps.setUserState(userId, 13873 COMPONENT_ENABLED_STATE_DEFAULT, 13874 false, //installed 13875 true, //stopped 13876 true, //notLaunched 13877 false, //hidden 13878 false, //suspended 13879 null, null, null, 13880 false, // blockUninstall 13881 ps.readUserState(userId).domainVerificationStatus, 0); 13882 if (!isSystemApp(ps)) { 13883 // Do not uninstall the APK if an app should be cached 13884 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13885 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13886 // Other user still have this package installed, so all 13887 // we need to do is clear this user's data and save that 13888 // it is uninstalled. 13889 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13890 removeUser = user.getIdentifier(); 13891 appId = ps.appId; 13892 scheduleWritePackageRestrictionsLocked(removeUser); 13893 } else { 13894 // We need to set it back to 'installed' so the uninstall 13895 // broadcasts will be sent correctly. 13896 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13897 ps.setInstalled(true, user.getIdentifier()); 13898 } 13899 } else { 13900 // This is a system app, so we assume that the 13901 // other users still have this package installed, so all 13902 // we need to do is clear this user's data and save that 13903 // it is uninstalled. 13904 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13905 removeUser = user.getIdentifier(); 13906 appId = ps.appId; 13907 scheduleWritePackageRestrictionsLocked(removeUser); 13908 } 13909 } 13910 } 13911 13912 if (removeUser >= 0) { 13913 // From above, we determined that we are deleting this only 13914 // for a single user. Continue the work here. 13915 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13916 if (outInfo != null) { 13917 outInfo.removedPackage = packageName; 13918 outInfo.removedAppId = appId; 13919 outInfo.removedUsers = new int[] {removeUser}; 13920 } 13921 // TODO: triage flags as part of 26466827 13922 final int installerFlags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13923 try { 13924 mInstaller.destroyAppData(ps.volumeUuid, packageName, removeUser, installerFlags); 13925 } catch (InstallerException e) { 13926 Slog.w(TAG, "Failed to delete app data", e); 13927 } 13928 removeKeystoreDataIfNeeded(removeUser, appId); 13929 schedulePackageCleaning(packageName, removeUser, false); 13930 synchronized (mPackages) { 13931 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13932 scheduleWritePackageRestrictionsLocked(removeUser); 13933 } 13934 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13935 } 13936 return true; 13937 } 13938 13939 if (dataOnly) { 13940 // Delete application data first 13941 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13942 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13943 return true; 13944 } 13945 13946 boolean ret = false; 13947 if (isSystemApp(ps)) { 13948 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13949 // When an updated system application is deleted we delete the existing resources as well and 13950 // fall back to existing code in system partition 13951 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13952 flags, outInfo, writeSettings); 13953 } else { 13954 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13955 // Kill application pre-emptively especially for apps on sd. 13956 killApplication(packageName, ps.appId, "uninstall pkg"); 13957 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13958 allUserHandles, perUserInstalled, 13959 outInfo, writeSettings); 13960 } 13961 13962 return ret; 13963 } 13964 13965 private final static class ClearStorageConnection implements ServiceConnection { 13966 IMediaContainerService mContainerService; 13967 13968 @Override 13969 public void onServiceConnected(ComponentName name, IBinder service) { 13970 synchronized (this) { 13971 mContainerService = IMediaContainerService.Stub.asInterface(service); 13972 notifyAll(); 13973 } 13974 } 13975 13976 @Override 13977 public void onServiceDisconnected(ComponentName name) { 13978 } 13979 } 13980 13981 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13982 final boolean mounted; 13983 if (Environment.isExternalStorageEmulated()) { 13984 mounted = true; 13985 } else { 13986 final String status = Environment.getExternalStorageState(); 13987 13988 mounted = status.equals(Environment.MEDIA_MOUNTED) 13989 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13990 } 13991 13992 if (!mounted) { 13993 return; 13994 } 13995 13996 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13997 int[] users; 13998 if (userId == UserHandle.USER_ALL) { 13999 users = sUserManager.getUserIds(); 14000 } else { 14001 users = new int[] { userId }; 14002 } 14003 final ClearStorageConnection conn = new ClearStorageConnection(); 14004 if (mContext.bindServiceAsUser( 14005 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14006 try { 14007 for (int curUser : users) { 14008 long timeout = SystemClock.uptimeMillis() + 5000; 14009 synchronized (conn) { 14010 long now = SystemClock.uptimeMillis(); 14011 while (conn.mContainerService == null && now < timeout) { 14012 try { 14013 conn.wait(timeout - now); 14014 } catch (InterruptedException e) { 14015 } 14016 } 14017 } 14018 if (conn.mContainerService == null) { 14019 return; 14020 } 14021 14022 final UserEnvironment userEnv = new UserEnvironment(curUser); 14023 clearDirectory(conn.mContainerService, 14024 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14025 if (allData) { 14026 clearDirectory(conn.mContainerService, 14027 userEnv.buildExternalStorageAppDataDirs(packageName)); 14028 clearDirectory(conn.mContainerService, 14029 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14030 } 14031 } 14032 } finally { 14033 mContext.unbindService(conn); 14034 } 14035 } 14036 } 14037 14038 @Override 14039 public void clearApplicationUserData(final String packageName, 14040 final IPackageDataObserver observer, final int userId) { 14041 mContext.enforceCallingOrSelfPermission( 14042 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14043 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14044 // Queue up an async operation since the package deletion may take a little while. 14045 mHandler.post(new Runnable() { 14046 public void run() { 14047 mHandler.removeCallbacks(this); 14048 final boolean succeeded; 14049 synchronized (mInstallLock) { 14050 succeeded = clearApplicationUserDataLI(packageName, userId); 14051 } 14052 clearExternalStorageDataSync(packageName, userId, true); 14053 if (succeeded) { 14054 // invoke DeviceStorageMonitor's update method to clear any notifications 14055 DeviceStorageMonitorInternal 14056 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14057 if (dsm != null) { 14058 dsm.checkMemory(); 14059 } 14060 } 14061 if(observer != null) { 14062 try { 14063 observer.onRemoveCompleted(packageName, succeeded); 14064 } catch (RemoteException e) { 14065 Log.i(TAG, "Observer no longer exists."); 14066 } 14067 } //end if observer 14068 } //end run 14069 }); 14070 } 14071 14072 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14073 if (packageName == null) { 14074 Slog.w(TAG, "Attempt to delete null packageName."); 14075 return false; 14076 } 14077 14078 // Try finding details about the requested package 14079 PackageParser.Package pkg; 14080 synchronized (mPackages) { 14081 pkg = mPackages.get(packageName); 14082 if (pkg == null) { 14083 final PackageSetting ps = mSettings.mPackages.get(packageName); 14084 if (ps != null) { 14085 pkg = ps.pkg; 14086 } 14087 } 14088 14089 if (pkg == null) { 14090 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14091 return false; 14092 } 14093 14094 PackageSetting ps = (PackageSetting) pkg.mExtras; 14095 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14096 } 14097 14098 // Always delete data directories for package, even if we found no other 14099 // record of app. This helps users recover from UID mismatches without 14100 // resorting to a full data wipe. 14101 // TODO: triage flags as part of 26466827 14102 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14103 try { 14104 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 14105 } catch (InstallerException e) { 14106 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 14107 return false; 14108 } 14109 14110 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14111 removeKeystoreDataIfNeeded(userId, appId); 14112 14113 // Create a native library symlink only if we have native libraries 14114 // and if the native libraries are 32 bit libraries. We do not provide 14115 // this symlink for 64 bit libraries. 14116 if (pkg.applicationInfo.primaryCpuAbi != null && 14117 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14118 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14119 try { 14120 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14121 nativeLibPath, userId); 14122 } catch (InstallerException e) { 14123 Slog.w(TAG, "Failed linking native library dir", e); 14124 return false; 14125 } 14126 } 14127 14128 return true; 14129 } 14130 14131 /** 14132 * Reverts user permission state changes (permissions and flags) in 14133 * all packages for a given user. 14134 * 14135 * @param userId The device user for which to do a reset. 14136 */ 14137 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14138 final int packageCount = mPackages.size(); 14139 for (int i = 0; i < packageCount; i++) { 14140 PackageParser.Package pkg = mPackages.valueAt(i); 14141 PackageSetting ps = (PackageSetting) pkg.mExtras; 14142 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14143 } 14144 } 14145 14146 /** 14147 * Reverts user permission state changes (permissions and flags). 14148 * 14149 * @param ps The package for which to reset. 14150 * @param userId The device user for which to do a reset. 14151 */ 14152 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14153 final PackageSetting ps, final int userId) { 14154 if (ps.pkg == null) { 14155 return; 14156 } 14157 14158 // These are flags that can change base on user actions. 14159 final int userSettableMask = FLAG_PERMISSION_USER_SET 14160 | FLAG_PERMISSION_USER_FIXED 14161 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14162 | FLAG_PERMISSION_REVIEW_REQUIRED; 14163 14164 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14165 | FLAG_PERMISSION_POLICY_FIXED; 14166 14167 boolean writeInstallPermissions = false; 14168 boolean writeRuntimePermissions = false; 14169 14170 final int permissionCount = ps.pkg.requestedPermissions.size(); 14171 for (int i = 0; i < permissionCount; i++) { 14172 String permission = ps.pkg.requestedPermissions.get(i); 14173 14174 BasePermission bp = mSettings.mPermissions.get(permission); 14175 if (bp == null) { 14176 continue; 14177 } 14178 14179 // If shared user we just reset the state to which only this app contributed. 14180 if (ps.sharedUser != null) { 14181 boolean used = false; 14182 final int packageCount = ps.sharedUser.packages.size(); 14183 for (int j = 0; j < packageCount; j++) { 14184 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14185 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14186 && pkg.pkg.requestedPermissions.contains(permission)) { 14187 used = true; 14188 break; 14189 } 14190 } 14191 if (used) { 14192 continue; 14193 } 14194 } 14195 14196 PermissionsState permissionsState = ps.getPermissionsState(); 14197 14198 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14199 14200 // Always clear the user settable flags. 14201 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14202 bp.name) != null; 14203 // If permission review is enabled and this is a legacy app, mark the 14204 // permission as requiring a review as this is the initial state. 14205 int flags = 0; 14206 if (Build.PERMISSIONS_REVIEW_REQUIRED 14207 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14208 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14209 } 14210 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14211 if (hasInstallState) { 14212 writeInstallPermissions = true; 14213 } else { 14214 writeRuntimePermissions = true; 14215 } 14216 } 14217 14218 // Below is only runtime permission handling. 14219 if (!bp.isRuntime()) { 14220 continue; 14221 } 14222 14223 // Never clobber system or policy. 14224 if ((oldFlags & policyOrSystemFlags) != 0) { 14225 continue; 14226 } 14227 14228 // If this permission was granted by default, make sure it is. 14229 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14230 if (permissionsState.grantRuntimePermission(bp, userId) 14231 != PERMISSION_OPERATION_FAILURE) { 14232 writeRuntimePermissions = true; 14233 } 14234 // If permission review is enabled the permissions for a legacy apps 14235 // are represented as constantly granted runtime ones, so don't revoke. 14236 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14237 // Otherwise, reset the permission. 14238 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14239 switch (revokeResult) { 14240 case PERMISSION_OPERATION_SUCCESS: { 14241 writeRuntimePermissions = true; 14242 } break; 14243 14244 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14245 writeRuntimePermissions = true; 14246 final int appId = ps.appId; 14247 mHandler.post(new Runnable() { 14248 @Override 14249 public void run() { 14250 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14251 } 14252 }); 14253 } break; 14254 } 14255 } 14256 } 14257 14258 // Synchronously write as we are taking permissions away. 14259 if (writeRuntimePermissions) { 14260 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14261 } 14262 14263 // Synchronously write as we are taking permissions away. 14264 if (writeInstallPermissions) { 14265 mSettings.writeLPr(); 14266 } 14267 } 14268 14269 /** 14270 * Remove entries from the keystore daemon. Will only remove it if the 14271 * {@code appId} is valid. 14272 */ 14273 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14274 if (appId < 0) { 14275 return; 14276 } 14277 14278 final KeyStore keyStore = KeyStore.getInstance(); 14279 if (keyStore != null) { 14280 if (userId == UserHandle.USER_ALL) { 14281 for (final int individual : sUserManager.getUserIds()) { 14282 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14283 } 14284 } else { 14285 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14286 } 14287 } else { 14288 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14289 } 14290 } 14291 14292 @Override 14293 public void deleteApplicationCacheFiles(final String packageName, 14294 final IPackageDataObserver observer) { 14295 mContext.enforceCallingOrSelfPermission( 14296 android.Manifest.permission.DELETE_CACHE_FILES, null); 14297 // Queue up an async operation since the package deletion may take a little while. 14298 final int userId = UserHandle.getCallingUserId(); 14299 mHandler.post(new Runnable() { 14300 public void run() { 14301 mHandler.removeCallbacks(this); 14302 final boolean succeded; 14303 synchronized (mInstallLock) { 14304 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14305 } 14306 clearExternalStorageDataSync(packageName, userId, false); 14307 if (observer != null) { 14308 try { 14309 observer.onRemoveCompleted(packageName, succeded); 14310 } catch (RemoteException e) { 14311 Log.i(TAG, "Observer no longer exists."); 14312 } 14313 } //end if observer 14314 } //end run 14315 }); 14316 } 14317 14318 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14319 if (packageName == null) { 14320 Slog.w(TAG, "Attempt to delete null packageName."); 14321 return false; 14322 } 14323 PackageParser.Package p; 14324 synchronized (mPackages) { 14325 p = mPackages.get(packageName); 14326 } 14327 if (p == null) { 14328 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14329 return false; 14330 } 14331 final ApplicationInfo applicationInfo = p.applicationInfo; 14332 if (applicationInfo == null) { 14333 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14334 return false; 14335 } 14336 // TODO: triage flags as part of 26466827 14337 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14338 try { 14339 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14340 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14341 } catch (InstallerException e) { 14342 Slog.w(TAG, "Couldn't remove cache files for package " 14343 + packageName + " u" + userId, e); 14344 return false; 14345 } 14346 return true; 14347 } 14348 14349 @Override 14350 public void getPackageSizeInfo(final String packageName, int userHandle, 14351 final IPackageStatsObserver observer) { 14352 mContext.enforceCallingOrSelfPermission( 14353 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14354 if (packageName == null) { 14355 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14356 } 14357 14358 PackageStats stats = new PackageStats(packageName, userHandle); 14359 14360 /* 14361 * Queue up an async operation since the package measurement may take a 14362 * little while. 14363 */ 14364 Message msg = mHandler.obtainMessage(INIT_COPY); 14365 msg.obj = new MeasureParams(stats, observer); 14366 mHandler.sendMessage(msg); 14367 } 14368 14369 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14370 PackageStats pStats) { 14371 if (packageName == null) { 14372 Slog.w(TAG, "Attempt to get size of null packageName."); 14373 return false; 14374 } 14375 PackageParser.Package p; 14376 boolean dataOnly = false; 14377 String libDirRoot = null; 14378 String asecPath = null; 14379 PackageSetting ps = null; 14380 synchronized (mPackages) { 14381 p = mPackages.get(packageName); 14382 ps = mSettings.mPackages.get(packageName); 14383 if(p == null) { 14384 dataOnly = true; 14385 if((ps == null) || (ps.pkg == null)) { 14386 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14387 return false; 14388 } 14389 p = ps.pkg; 14390 } 14391 if (ps != null) { 14392 libDirRoot = ps.legacyNativeLibraryPathString; 14393 } 14394 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14395 final long token = Binder.clearCallingIdentity(); 14396 try { 14397 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14398 if (secureContainerId != null) { 14399 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14400 } 14401 } finally { 14402 Binder.restoreCallingIdentity(token); 14403 } 14404 } 14405 } 14406 String publicSrcDir = null; 14407 if(!dataOnly) { 14408 final ApplicationInfo applicationInfo = p.applicationInfo; 14409 if (applicationInfo == null) { 14410 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14411 return false; 14412 } 14413 if (p.isForwardLocked()) { 14414 publicSrcDir = applicationInfo.getBaseResourcePath(); 14415 } 14416 } 14417 // TODO: extend to measure size of split APKs 14418 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14419 // not just the first level. 14420 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14421 // just the primary. 14422 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14423 14424 String apkPath; 14425 File packageDir = new File(p.codePath); 14426 14427 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14428 apkPath = packageDir.getAbsolutePath(); 14429 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14430 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14431 libDirRoot = null; 14432 } 14433 } else { 14434 apkPath = p.baseCodePath; 14435 } 14436 14437 // TODO: triage flags as part of 26466827 14438 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14439 try { 14440 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 14441 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14442 } catch (InstallerException e) { 14443 return false; 14444 } 14445 14446 // Fix-up for forward-locked applications in ASEC containers. 14447 if (!isExternal(p)) { 14448 pStats.codeSize += pStats.externalCodeSize; 14449 pStats.externalCodeSize = 0L; 14450 } 14451 14452 return true; 14453 } 14454 14455 14456 @Override 14457 public void addPackageToPreferred(String packageName) { 14458 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14459 } 14460 14461 @Override 14462 public void removePackageFromPreferred(String packageName) { 14463 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14464 } 14465 14466 @Override 14467 public List<PackageInfo> getPreferredPackages(int flags) { 14468 return new ArrayList<PackageInfo>(); 14469 } 14470 14471 private int getUidTargetSdkVersionLockedLPr(int uid) { 14472 Object obj = mSettings.getUserIdLPr(uid); 14473 if (obj instanceof SharedUserSetting) { 14474 final SharedUserSetting sus = (SharedUserSetting) obj; 14475 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14476 final Iterator<PackageSetting> it = sus.packages.iterator(); 14477 while (it.hasNext()) { 14478 final PackageSetting ps = it.next(); 14479 if (ps.pkg != null) { 14480 int v = ps.pkg.applicationInfo.targetSdkVersion; 14481 if (v < vers) vers = v; 14482 } 14483 } 14484 return vers; 14485 } else if (obj instanceof PackageSetting) { 14486 final PackageSetting ps = (PackageSetting) obj; 14487 if (ps.pkg != null) { 14488 return ps.pkg.applicationInfo.targetSdkVersion; 14489 } 14490 } 14491 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14492 } 14493 14494 @Override 14495 public void addPreferredActivity(IntentFilter filter, int match, 14496 ComponentName[] set, ComponentName activity, int userId) { 14497 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14498 "Adding preferred"); 14499 } 14500 14501 private void addPreferredActivityInternal(IntentFilter filter, int match, 14502 ComponentName[] set, ComponentName activity, boolean always, int userId, 14503 String opname) { 14504 // writer 14505 int callingUid = Binder.getCallingUid(); 14506 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14507 if (filter.countActions() == 0) { 14508 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14509 return; 14510 } 14511 synchronized (mPackages) { 14512 if (mContext.checkCallingOrSelfPermission( 14513 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14514 != PackageManager.PERMISSION_GRANTED) { 14515 if (getUidTargetSdkVersionLockedLPr(callingUid) 14516 < Build.VERSION_CODES.FROYO) { 14517 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14518 + callingUid); 14519 return; 14520 } 14521 mContext.enforceCallingOrSelfPermission( 14522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14523 } 14524 14525 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14526 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14527 + userId + ":"); 14528 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14529 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14530 scheduleWritePackageRestrictionsLocked(userId); 14531 } 14532 } 14533 14534 @Override 14535 public void replacePreferredActivity(IntentFilter filter, int match, 14536 ComponentName[] set, ComponentName activity, int userId) { 14537 if (filter.countActions() != 1) { 14538 throw new IllegalArgumentException( 14539 "replacePreferredActivity expects filter to have only 1 action."); 14540 } 14541 if (filter.countDataAuthorities() != 0 14542 || filter.countDataPaths() != 0 14543 || filter.countDataSchemes() > 1 14544 || filter.countDataTypes() != 0) { 14545 throw new IllegalArgumentException( 14546 "replacePreferredActivity expects filter to have no data authorities, " + 14547 "paths, or types; and at most one scheme."); 14548 } 14549 14550 final int callingUid = Binder.getCallingUid(); 14551 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14552 synchronized (mPackages) { 14553 if (mContext.checkCallingOrSelfPermission( 14554 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14555 != PackageManager.PERMISSION_GRANTED) { 14556 if (getUidTargetSdkVersionLockedLPr(callingUid) 14557 < Build.VERSION_CODES.FROYO) { 14558 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14559 + Binder.getCallingUid()); 14560 return; 14561 } 14562 mContext.enforceCallingOrSelfPermission( 14563 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14564 } 14565 14566 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14567 if (pir != null) { 14568 // Get all of the existing entries that exactly match this filter. 14569 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14570 if (existing != null && existing.size() == 1) { 14571 PreferredActivity cur = existing.get(0); 14572 if (DEBUG_PREFERRED) { 14573 Slog.i(TAG, "Checking replace of preferred:"); 14574 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14575 if (!cur.mPref.mAlways) { 14576 Slog.i(TAG, " -- CUR; not mAlways!"); 14577 } else { 14578 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14579 Slog.i(TAG, " -- CUR: mSet=" 14580 + Arrays.toString(cur.mPref.mSetComponents)); 14581 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14582 Slog.i(TAG, " -- NEW: mMatch=" 14583 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14584 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14585 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14586 } 14587 } 14588 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14589 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14590 && cur.mPref.sameSet(set)) { 14591 // Setting the preferred activity to what it happens to be already 14592 if (DEBUG_PREFERRED) { 14593 Slog.i(TAG, "Replacing with same preferred activity " 14594 + cur.mPref.mShortComponent + " for user " 14595 + userId + ":"); 14596 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14597 } 14598 return; 14599 } 14600 } 14601 14602 if (existing != null) { 14603 if (DEBUG_PREFERRED) { 14604 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14605 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14606 } 14607 for (int i = 0; i < existing.size(); i++) { 14608 PreferredActivity pa = existing.get(i); 14609 if (DEBUG_PREFERRED) { 14610 Slog.i(TAG, "Removing existing preferred activity " 14611 + pa.mPref.mComponent + ":"); 14612 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14613 } 14614 pir.removeFilter(pa); 14615 } 14616 } 14617 } 14618 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14619 "Replacing preferred"); 14620 } 14621 } 14622 14623 @Override 14624 public void clearPackagePreferredActivities(String packageName) { 14625 final int uid = Binder.getCallingUid(); 14626 // writer 14627 synchronized (mPackages) { 14628 PackageParser.Package pkg = mPackages.get(packageName); 14629 if (pkg == null || pkg.applicationInfo.uid != uid) { 14630 if (mContext.checkCallingOrSelfPermission( 14631 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14632 != PackageManager.PERMISSION_GRANTED) { 14633 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14634 < Build.VERSION_CODES.FROYO) { 14635 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14636 + Binder.getCallingUid()); 14637 return; 14638 } 14639 mContext.enforceCallingOrSelfPermission( 14640 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14641 } 14642 } 14643 14644 int user = UserHandle.getCallingUserId(); 14645 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14646 scheduleWritePackageRestrictionsLocked(user); 14647 } 14648 } 14649 } 14650 14651 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14652 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14653 ArrayList<PreferredActivity> removed = null; 14654 boolean changed = false; 14655 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14656 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14657 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14658 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14659 continue; 14660 } 14661 Iterator<PreferredActivity> it = pir.filterIterator(); 14662 while (it.hasNext()) { 14663 PreferredActivity pa = it.next(); 14664 // Mark entry for removal only if it matches the package name 14665 // and the entry is of type "always". 14666 if (packageName == null || 14667 (pa.mPref.mComponent.getPackageName().equals(packageName) 14668 && pa.mPref.mAlways)) { 14669 if (removed == null) { 14670 removed = new ArrayList<PreferredActivity>(); 14671 } 14672 removed.add(pa); 14673 } 14674 } 14675 if (removed != null) { 14676 for (int j=0; j<removed.size(); j++) { 14677 PreferredActivity pa = removed.get(j); 14678 pir.removeFilter(pa); 14679 } 14680 changed = true; 14681 } 14682 } 14683 return changed; 14684 } 14685 14686 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14687 private void clearIntentFilterVerificationsLPw(int userId) { 14688 final int packageCount = mPackages.size(); 14689 for (int i = 0; i < packageCount; i++) { 14690 PackageParser.Package pkg = mPackages.valueAt(i); 14691 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14692 } 14693 } 14694 14695 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14696 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14697 if (userId == UserHandle.USER_ALL) { 14698 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14699 sUserManager.getUserIds())) { 14700 for (int oneUserId : sUserManager.getUserIds()) { 14701 scheduleWritePackageRestrictionsLocked(oneUserId); 14702 } 14703 } 14704 } else { 14705 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14706 scheduleWritePackageRestrictionsLocked(userId); 14707 } 14708 } 14709 } 14710 14711 void clearDefaultBrowserIfNeeded(String packageName) { 14712 for (int oneUserId : sUserManager.getUserIds()) { 14713 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14714 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14715 if (packageName.equals(defaultBrowserPackageName)) { 14716 setDefaultBrowserPackageName(null, oneUserId); 14717 } 14718 } 14719 } 14720 14721 @Override 14722 public void resetApplicationPreferences(int userId) { 14723 mContext.enforceCallingOrSelfPermission( 14724 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14725 // writer 14726 synchronized (mPackages) { 14727 final long identity = Binder.clearCallingIdentity(); 14728 try { 14729 clearPackagePreferredActivitiesLPw(null, userId); 14730 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14731 // TODO: We have to reset the default SMS and Phone. This requires 14732 // significant refactoring to keep all default apps in the package 14733 // manager (cleaner but more work) or have the services provide 14734 // callbacks to the package manager to request a default app reset. 14735 applyFactoryDefaultBrowserLPw(userId); 14736 clearIntentFilterVerificationsLPw(userId); 14737 primeDomainVerificationsLPw(userId); 14738 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14739 scheduleWritePackageRestrictionsLocked(userId); 14740 } finally { 14741 Binder.restoreCallingIdentity(identity); 14742 } 14743 } 14744 } 14745 14746 @Override 14747 public int getPreferredActivities(List<IntentFilter> outFilters, 14748 List<ComponentName> outActivities, String packageName) { 14749 14750 int num = 0; 14751 final int userId = UserHandle.getCallingUserId(); 14752 // reader 14753 synchronized (mPackages) { 14754 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14755 if (pir != null) { 14756 final Iterator<PreferredActivity> it = pir.filterIterator(); 14757 while (it.hasNext()) { 14758 final PreferredActivity pa = it.next(); 14759 if (packageName == null 14760 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14761 && pa.mPref.mAlways)) { 14762 if (outFilters != null) { 14763 outFilters.add(new IntentFilter(pa)); 14764 } 14765 if (outActivities != null) { 14766 outActivities.add(pa.mPref.mComponent); 14767 } 14768 } 14769 } 14770 } 14771 } 14772 14773 return num; 14774 } 14775 14776 @Override 14777 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14778 int userId) { 14779 int callingUid = Binder.getCallingUid(); 14780 if (callingUid != Process.SYSTEM_UID) { 14781 throw new SecurityException( 14782 "addPersistentPreferredActivity can only be run by the system"); 14783 } 14784 if (filter.countActions() == 0) { 14785 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14786 return; 14787 } 14788 synchronized (mPackages) { 14789 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14790 ":"); 14791 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14792 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14793 new PersistentPreferredActivity(filter, activity)); 14794 scheduleWritePackageRestrictionsLocked(userId); 14795 } 14796 } 14797 14798 @Override 14799 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14800 int callingUid = Binder.getCallingUid(); 14801 if (callingUid != Process.SYSTEM_UID) { 14802 throw new SecurityException( 14803 "clearPackagePersistentPreferredActivities can only be run by the system"); 14804 } 14805 ArrayList<PersistentPreferredActivity> removed = null; 14806 boolean changed = false; 14807 synchronized (mPackages) { 14808 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14809 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14810 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14811 .valueAt(i); 14812 if (userId != thisUserId) { 14813 continue; 14814 } 14815 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14816 while (it.hasNext()) { 14817 PersistentPreferredActivity ppa = it.next(); 14818 // Mark entry for removal only if it matches the package name. 14819 if (ppa.mComponent.getPackageName().equals(packageName)) { 14820 if (removed == null) { 14821 removed = new ArrayList<PersistentPreferredActivity>(); 14822 } 14823 removed.add(ppa); 14824 } 14825 } 14826 if (removed != null) { 14827 for (int j=0; j<removed.size(); j++) { 14828 PersistentPreferredActivity ppa = removed.get(j); 14829 ppir.removeFilter(ppa); 14830 } 14831 changed = true; 14832 } 14833 } 14834 14835 if (changed) { 14836 scheduleWritePackageRestrictionsLocked(userId); 14837 } 14838 } 14839 } 14840 14841 /** 14842 * Common machinery for picking apart a restored XML blob and passing 14843 * it to a caller-supplied functor to be applied to the running system. 14844 */ 14845 private void restoreFromXml(XmlPullParser parser, int userId, 14846 String expectedStartTag, BlobXmlRestorer functor) 14847 throws IOException, XmlPullParserException { 14848 int type; 14849 while ((type = parser.next()) != XmlPullParser.START_TAG 14850 && type != XmlPullParser.END_DOCUMENT) { 14851 } 14852 if (type != XmlPullParser.START_TAG) { 14853 // oops didn't find a start tag?! 14854 if (DEBUG_BACKUP) { 14855 Slog.e(TAG, "Didn't find start tag during restore"); 14856 } 14857 return; 14858 } 14859Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 14860 // this is supposed to be TAG_PREFERRED_BACKUP 14861 if (!expectedStartTag.equals(parser.getName())) { 14862 if (DEBUG_BACKUP) { 14863 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14864 } 14865 return; 14866 } 14867 14868 // skip interfering stuff, then we're aligned with the backing implementation 14869 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14870Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 14871 functor.apply(parser, userId); 14872 } 14873 14874 private interface BlobXmlRestorer { 14875 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14876 } 14877 14878 /** 14879 * Non-Binder method, support for the backup/restore mechanism: write the 14880 * full set of preferred activities in its canonical XML format. Returns the 14881 * XML output as a byte array, or null if there is none. 14882 */ 14883 @Override 14884 public byte[] getPreferredActivityBackup(int userId) { 14885 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14886 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14887 } 14888 14889 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14890 try { 14891 final XmlSerializer serializer = new FastXmlSerializer(); 14892 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14893 serializer.startDocument(null, true); 14894 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14895 14896 synchronized (mPackages) { 14897 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14898 } 14899 14900 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14901 serializer.endDocument(); 14902 serializer.flush(); 14903 } catch (Exception e) { 14904 if (DEBUG_BACKUP) { 14905 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14906 } 14907 return null; 14908 } 14909 14910 return dataStream.toByteArray(); 14911 } 14912 14913 @Override 14914 public void restorePreferredActivities(byte[] backup, int userId) { 14915 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14916 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14917 } 14918 14919 try { 14920 final XmlPullParser parser = Xml.newPullParser(); 14921 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14922 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14923 new BlobXmlRestorer() { 14924 @Override 14925 public void apply(XmlPullParser parser, int userId) 14926 throws XmlPullParserException, IOException { 14927 synchronized (mPackages) { 14928 mSettings.readPreferredActivitiesLPw(parser, userId); 14929 } 14930 } 14931 } ); 14932 } catch (Exception e) { 14933 if (DEBUG_BACKUP) { 14934 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14935 } 14936 } 14937 } 14938 14939 /** 14940 * Non-Binder method, support for the backup/restore mechanism: write the 14941 * default browser (etc) settings in its canonical XML format. Returns the default 14942 * browser XML representation as a byte array, or null if there is none. 14943 */ 14944 @Override 14945 public byte[] getDefaultAppsBackup(int userId) { 14946 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14947 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14948 } 14949 14950 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14951 try { 14952 final XmlSerializer serializer = new FastXmlSerializer(); 14953 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14954 serializer.startDocument(null, true); 14955 serializer.startTag(null, TAG_DEFAULT_APPS); 14956 14957 synchronized (mPackages) { 14958 mSettings.writeDefaultAppsLPr(serializer, userId); 14959 } 14960 14961 serializer.endTag(null, TAG_DEFAULT_APPS); 14962 serializer.endDocument(); 14963 serializer.flush(); 14964 } catch (Exception e) { 14965 if (DEBUG_BACKUP) { 14966 Slog.e(TAG, "Unable to write default apps for backup", e); 14967 } 14968 return null; 14969 } 14970 14971 return dataStream.toByteArray(); 14972 } 14973 14974 @Override 14975 public void restoreDefaultApps(byte[] backup, int userId) { 14976 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14977 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14978 } 14979 14980 try { 14981 final XmlPullParser parser = Xml.newPullParser(); 14982 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14983 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14984 new BlobXmlRestorer() { 14985 @Override 14986 public void apply(XmlPullParser parser, int userId) 14987 throws XmlPullParserException, IOException { 14988 synchronized (mPackages) { 14989 mSettings.readDefaultAppsLPw(parser, userId); 14990 } 14991 } 14992 } ); 14993 } catch (Exception e) { 14994 if (DEBUG_BACKUP) { 14995 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14996 } 14997 } 14998 } 14999 15000 @Override 15001 public byte[] getIntentFilterVerificationBackup(int userId) { 15002 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15003 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15004 } 15005 15006 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15007 try { 15008 final XmlSerializer serializer = new FastXmlSerializer(); 15009 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15010 serializer.startDocument(null, true); 15011 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15012 15013 synchronized (mPackages) { 15014 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15015 } 15016 15017 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15018 serializer.endDocument(); 15019 serializer.flush(); 15020 } catch (Exception e) { 15021 if (DEBUG_BACKUP) { 15022 Slog.e(TAG, "Unable to write default apps for backup", e); 15023 } 15024 return null; 15025 } 15026 15027 return dataStream.toByteArray(); 15028 } 15029 15030 @Override 15031 public void restoreIntentFilterVerification(byte[] backup, int userId) { 15032 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15033 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15034 } 15035 15036 try { 15037 final XmlPullParser parser = Xml.newPullParser(); 15038 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15039 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 15040 new BlobXmlRestorer() { 15041 @Override 15042 public void apply(XmlPullParser parser, int userId) 15043 throws XmlPullParserException, IOException { 15044 synchronized (mPackages) { 15045 mSettings.readAllDomainVerificationsLPr(parser, userId); 15046 mSettings.writeLPr(); 15047 } 15048 } 15049 } ); 15050 } catch (Exception e) { 15051 if (DEBUG_BACKUP) { 15052 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15053 } 15054 } 15055 } 15056 15057 @Override 15058 public byte[] getPermissionGrantBackup(int userId) { 15059 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15060 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 15061 } 15062 15063 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15064 try { 15065 final XmlSerializer serializer = new FastXmlSerializer(); 15066 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15067 serializer.startDocument(null, true); 15068 serializer.startTag(null, TAG_PERMISSION_BACKUP); 15069 15070 synchronized (mPackages) { 15071 serializeRuntimePermissionGrantsLPr(serializer, userId); 15072 } 15073 15074 serializer.endTag(null, TAG_PERMISSION_BACKUP); 15075 serializer.endDocument(); 15076 serializer.flush(); 15077 } catch (Exception e) { 15078 if (DEBUG_BACKUP) { 15079 Slog.e(TAG, "Unable to write default apps for backup", e); 15080 } 15081 return null; 15082 } 15083 15084 return dataStream.toByteArray(); 15085 } 15086 15087 @Override 15088 public void restorePermissionGrants(byte[] backup, int userId) { 15089 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15090 throw new SecurityException("Only the system may call restorePermissionGrants()"); 15091 } 15092 15093 try { 15094 final XmlPullParser parser = Xml.newPullParser(); 15095 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15096 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 15097 new BlobXmlRestorer() { 15098 @Override 15099 public void apply(XmlPullParser parser, int userId) 15100 throws XmlPullParserException, IOException { 15101 synchronized (mPackages) { 15102 processRestoredPermissionGrantsLPr(parser, userId); 15103 } 15104 } 15105 } ); 15106 } catch (Exception e) { 15107 if (DEBUG_BACKUP) { 15108 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15109 } 15110 } 15111 } 15112 15113 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 15114 throws IOException { 15115 serializer.startTag(null, TAG_ALL_GRANTS); 15116 15117 final int N = mSettings.mPackages.size(); 15118 for (int i = 0; i < N; i++) { 15119 final PackageSetting ps = mSettings.mPackages.valueAt(i); 15120 boolean pkgGrantsKnown = false; 15121 15122 PermissionsState packagePerms = ps.getPermissionsState(); 15123 15124 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 15125 final int grantFlags = state.getFlags(); 15126 // only look at grants that are not system/policy fixed 15127 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15128 final boolean isGranted = state.isGranted(); 15129 // And only back up the user-twiddled state bits 15130 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15131 final String packageName = mSettings.mPackages.keyAt(i); 15132 if (!pkgGrantsKnown) { 15133 serializer.startTag(null, TAG_GRANT); 15134 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15135 pkgGrantsKnown = true; 15136 } 15137 15138 final boolean userSet = 15139 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15140 final boolean userFixed = 15141 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15142 final boolean revoke = 15143 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15144 15145 serializer.startTag(null, TAG_PERMISSION); 15146 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15147 if (isGranted) { 15148 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15149 } 15150 if (userSet) { 15151 serializer.attribute(null, ATTR_USER_SET, "true"); 15152 } 15153 if (userFixed) { 15154 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15155 } 15156 if (revoke) { 15157 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15158 } 15159 serializer.endTag(null, TAG_PERMISSION); 15160 } 15161 } 15162 } 15163 15164 if (pkgGrantsKnown) { 15165 serializer.endTag(null, TAG_GRANT); 15166 } 15167 } 15168 15169 serializer.endTag(null, TAG_ALL_GRANTS); 15170 } 15171 15172 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15173 throws XmlPullParserException, IOException { 15174 String pkgName = null; 15175 int outerDepth = parser.getDepth(); 15176 int type; 15177 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15178 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15179 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15180 continue; 15181 } 15182 15183 final String tagName = parser.getName(); 15184 if (tagName.equals(TAG_GRANT)) { 15185 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15186 if (DEBUG_BACKUP) { 15187 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15188 } 15189 } else if (tagName.equals(TAG_PERMISSION)) { 15190 15191 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15192 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15193 15194 int newFlagSet = 0; 15195 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15196 newFlagSet |= FLAG_PERMISSION_USER_SET; 15197 } 15198 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15199 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15200 } 15201 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15202 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15203 } 15204 if (DEBUG_BACKUP) { 15205 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15206 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15207 } 15208 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15209 if (ps != null) { 15210 // Already installed so we apply the grant immediately 15211 if (DEBUG_BACKUP) { 15212 Slog.v(TAG, " + already installed; applying"); 15213 } 15214 PermissionsState perms = ps.getPermissionsState(); 15215 BasePermission bp = mSettings.mPermissions.get(permName); 15216 if (bp != null) { 15217 if (isGranted) { 15218 perms.grantRuntimePermission(bp, userId); 15219 } 15220 if (newFlagSet != 0) { 15221 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15222 } 15223 } 15224 } else { 15225 // Need to wait for post-restore install to apply the grant 15226 if (DEBUG_BACKUP) { 15227 Slog.v(TAG, " - not yet installed; saving for later"); 15228 } 15229 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15230 isGranted, newFlagSet, userId); 15231 } 15232 } else { 15233 PackageManagerService.reportSettingsProblem(Log.WARN, 15234 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15235 XmlUtils.skipCurrentTag(parser); 15236 } 15237 } 15238 15239 scheduleWriteSettingsLocked(); 15240 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15241 } 15242 15243 @Override 15244 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15245 int sourceUserId, int targetUserId, int flags) { 15246 mContext.enforceCallingOrSelfPermission( 15247 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15248 int callingUid = Binder.getCallingUid(); 15249 enforceOwnerRights(ownerPackage, callingUid); 15250 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15251 if (intentFilter.countActions() == 0) { 15252 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15253 return; 15254 } 15255 synchronized (mPackages) { 15256 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15257 ownerPackage, targetUserId, flags); 15258 CrossProfileIntentResolver resolver = 15259 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15260 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15261 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15262 if (existing != null) { 15263 int size = existing.size(); 15264 for (int i = 0; i < size; i++) { 15265 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15266 return; 15267 } 15268 } 15269 } 15270 resolver.addFilter(newFilter); 15271 scheduleWritePackageRestrictionsLocked(sourceUserId); 15272 } 15273 } 15274 15275 @Override 15276 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15277 mContext.enforceCallingOrSelfPermission( 15278 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15279 int callingUid = Binder.getCallingUid(); 15280 enforceOwnerRights(ownerPackage, callingUid); 15281 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15282 synchronized (mPackages) { 15283 CrossProfileIntentResolver resolver = 15284 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15285 ArraySet<CrossProfileIntentFilter> set = 15286 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15287 for (CrossProfileIntentFilter filter : set) { 15288 if (filter.getOwnerPackage().equals(ownerPackage)) { 15289 resolver.removeFilter(filter); 15290 } 15291 } 15292 scheduleWritePackageRestrictionsLocked(sourceUserId); 15293 } 15294 } 15295 15296 // Enforcing that callingUid is owning pkg on userId 15297 private void enforceOwnerRights(String pkg, int callingUid) { 15298 // The system owns everything. 15299 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15300 return; 15301 } 15302 int callingUserId = UserHandle.getUserId(callingUid); 15303 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15304 if (pi == null) { 15305 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15306 + callingUserId); 15307 } 15308 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15309 throw new SecurityException("Calling uid " + callingUid 15310 + " does not own package " + pkg); 15311 } 15312 } 15313 15314 @Override 15315 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15316 Intent intent = new Intent(Intent.ACTION_MAIN); 15317 intent.addCategory(Intent.CATEGORY_HOME); 15318 15319 final int callingUserId = UserHandle.getCallingUserId(); 15320 List<ResolveInfo> list = queryIntentActivities(intent, null, 15321 PackageManager.GET_META_DATA, callingUserId); 15322 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15323 true, false, false, callingUserId); 15324 15325 allHomeCandidates.clear(); 15326 if (list != null) { 15327 for (ResolveInfo ri : list) { 15328 allHomeCandidates.add(ri); 15329 } 15330 } 15331 return (preferred == null || preferred.activityInfo == null) 15332 ? null 15333 : new ComponentName(preferred.activityInfo.packageName, 15334 preferred.activityInfo.name); 15335 } 15336 15337 @Override 15338 public void setApplicationEnabledSetting(String appPackageName, 15339 int newState, int flags, int userId, String callingPackage) { 15340 if (!sUserManager.exists(userId)) return; 15341 if (callingPackage == null) { 15342 callingPackage = Integer.toString(Binder.getCallingUid()); 15343 } 15344 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15345 } 15346 15347 @Override 15348 public void setComponentEnabledSetting(ComponentName componentName, 15349 int newState, int flags, int userId) { 15350 if (!sUserManager.exists(userId)) return; 15351 setEnabledSetting(componentName.getPackageName(), 15352 componentName.getClassName(), newState, flags, userId, null); 15353 } 15354 15355 private void setEnabledSetting(final String packageName, String className, int newState, 15356 final int flags, int userId, String callingPackage) { 15357 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15358 || newState == COMPONENT_ENABLED_STATE_ENABLED 15359 || newState == COMPONENT_ENABLED_STATE_DISABLED 15360 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15361 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15362 throw new IllegalArgumentException("Invalid new component state: " 15363 + newState); 15364 } 15365 PackageSetting pkgSetting; 15366 final int uid = Binder.getCallingUid(); 15367 final int permission = mContext.checkCallingOrSelfPermission( 15368 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15369 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15370 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15371 boolean sendNow = false; 15372 boolean isApp = (className == null); 15373 String componentName = isApp ? packageName : className; 15374 int packageUid = -1; 15375 ArrayList<String> components; 15376 15377 // writer 15378 synchronized (mPackages) { 15379 pkgSetting = mSettings.mPackages.get(packageName); 15380 if (pkgSetting == null) { 15381 if (className == null) { 15382 throw new IllegalArgumentException("Unknown package: " + packageName); 15383 } 15384 throw new IllegalArgumentException( 15385 "Unknown component: " + packageName + "/" + className); 15386 } 15387 // Allow root and verify that userId is not being specified by a different user 15388 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15389 throw new SecurityException( 15390 "Permission Denial: attempt to change component state from pid=" 15391 + Binder.getCallingPid() 15392 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15393 } 15394 if (className == null) { 15395 // We're dealing with an application/package level state change 15396 if (pkgSetting.getEnabled(userId) == newState) { 15397 // Nothing to do 15398 return; 15399 } 15400 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15401 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15402 // Don't care about who enables an app. 15403 callingPackage = null; 15404 } 15405 pkgSetting.setEnabled(newState, userId, callingPackage); 15406 // pkgSetting.pkg.mSetEnabled = newState; 15407 } else { 15408 // We're dealing with a component level state change 15409 // First, verify that this is a valid class name. 15410 PackageParser.Package pkg = pkgSetting.pkg; 15411 if (pkg == null || !pkg.hasComponentClassName(className)) { 15412 if (pkg != null && 15413 pkg.applicationInfo.targetSdkVersion >= 15414 Build.VERSION_CODES.JELLY_BEAN) { 15415 throw new IllegalArgumentException("Component class " + className 15416 + " does not exist in " + packageName); 15417 } else { 15418 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15419 + className + " does not exist in " + packageName); 15420 } 15421 } 15422 switch (newState) { 15423 case COMPONENT_ENABLED_STATE_ENABLED: 15424 if (!pkgSetting.enableComponentLPw(className, userId)) { 15425 return; 15426 } 15427 break; 15428 case COMPONENT_ENABLED_STATE_DISABLED: 15429 if (!pkgSetting.disableComponentLPw(className, userId)) { 15430 return; 15431 } 15432 break; 15433 case COMPONENT_ENABLED_STATE_DEFAULT: 15434 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15435 return; 15436 } 15437 break; 15438 default: 15439 Slog.e(TAG, "Invalid new component state: " + newState); 15440 return; 15441 } 15442 } 15443 scheduleWritePackageRestrictionsLocked(userId); 15444 components = mPendingBroadcasts.get(userId, packageName); 15445 final boolean newPackage = components == null; 15446 if (newPackage) { 15447 components = new ArrayList<String>(); 15448 } 15449 if (!components.contains(componentName)) { 15450 components.add(componentName); 15451 } 15452 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15453 sendNow = true; 15454 // Purge entry from pending broadcast list if another one exists already 15455 // since we are sending one right away. 15456 mPendingBroadcasts.remove(userId, packageName); 15457 } else { 15458 if (newPackage) { 15459 mPendingBroadcasts.put(userId, packageName, components); 15460 } 15461 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15462 // Schedule a message 15463 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15464 } 15465 } 15466 } 15467 15468 long callingId = Binder.clearCallingIdentity(); 15469 try { 15470 if (sendNow) { 15471 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15472 sendPackageChangedBroadcast(packageName, 15473 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15474 } 15475 } finally { 15476 Binder.restoreCallingIdentity(callingId); 15477 } 15478 } 15479 15480 private void sendPackageChangedBroadcast(String packageName, 15481 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15482 if (DEBUG_INSTALL) 15483 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15484 + componentNames); 15485 Bundle extras = new Bundle(4); 15486 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15487 String nameList[] = new String[componentNames.size()]; 15488 componentNames.toArray(nameList); 15489 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15490 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15491 extras.putInt(Intent.EXTRA_UID, packageUid); 15492 // If this is not reporting a change of the overall package, then only send it 15493 // to registered receivers. We don't want to launch a swath of apps for every 15494 // little component state change. 15495 final int flags = !componentNames.contains(packageName) 15496 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15497 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15498 new int[] {UserHandle.getUserId(packageUid)}); 15499 } 15500 15501 @Override 15502 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15503 if (!sUserManager.exists(userId)) return; 15504 final int uid = Binder.getCallingUid(); 15505 final int permission = mContext.checkCallingOrSelfPermission( 15506 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15507 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15508 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15509 // writer 15510 synchronized (mPackages) { 15511 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15512 allowedByPermission, uid, userId)) { 15513 scheduleWritePackageRestrictionsLocked(userId); 15514 } 15515 } 15516 } 15517 15518 @Override 15519 public String getInstallerPackageName(String packageName) { 15520 // reader 15521 synchronized (mPackages) { 15522 return mSettings.getInstallerPackageNameLPr(packageName); 15523 } 15524 } 15525 15526 @Override 15527 public int getApplicationEnabledSetting(String packageName, int userId) { 15528 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15529 int uid = Binder.getCallingUid(); 15530 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15531 // reader 15532 synchronized (mPackages) { 15533 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15534 } 15535 } 15536 15537 @Override 15538 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15539 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15540 int uid = Binder.getCallingUid(); 15541 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15542 // reader 15543 synchronized (mPackages) { 15544 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15545 } 15546 } 15547 15548 @Override 15549 public void enterSafeMode() { 15550 enforceSystemOrRoot("Only the system can request entering safe mode"); 15551 15552 if (!mSystemReady) { 15553 mSafeMode = true; 15554 } 15555 } 15556 15557 @Override 15558 public void systemReady() { 15559 mSystemReady = true; 15560 15561 // Read the compatibilty setting when the system is ready. 15562 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15563 mContext.getContentResolver(), 15564 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15565 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15566 if (DEBUG_SETTINGS) { 15567 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15568 } 15569 15570 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15571 15572 synchronized (mPackages) { 15573 // Verify that all of the preferred activity components actually 15574 // exist. It is possible for applications to be updated and at 15575 // that point remove a previously declared activity component that 15576 // had been set as a preferred activity. We try to clean this up 15577 // the next time we encounter that preferred activity, but it is 15578 // possible for the user flow to never be able to return to that 15579 // situation so here we do a sanity check to make sure we haven't 15580 // left any junk around. 15581 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15582 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15583 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15584 removed.clear(); 15585 for (PreferredActivity pa : pir.filterSet()) { 15586 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15587 removed.add(pa); 15588 } 15589 } 15590 if (removed.size() > 0) { 15591 for (int r=0; r<removed.size(); r++) { 15592 PreferredActivity pa = removed.get(r); 15593 Slog.w(TAG, "Removing dangling preferred activity: " 15594 + pa.mPref.mComponent); 15595 pir.removeFilter(pa); 15596 } 15597 mSettings.writePackageRestrictionsLPr( 15598 mSettings.mPreferredActivities.keyAt(i)); 15599 } 15600 } 15601 15602 for (int userId : UserManagerService.getInstance().getUserIds()) { 15603 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15604 grantPermissionsUserIds = ArrayUtils.appendInt( 15605 grantPermissionsUserIds, userId); 15606 } 15607 } 15608 } 15609 sUserManager.systemReady(); 15610 15611 // If we upgraded grant all default permissions before kicking off. 15612 for (int userId : grantPermissionsUserIds) { 15613 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15614 } 15615 15616 // Kick off any messages waiting for system ready 15617 if (mPostSystemReadyMessages != null) { 15618 for (Message msg : mPostSystemReadyMessages) { 15619 msg.sendToTarget(); 15620 } 15621 mPostSystemReadyMessages = null; 15622 } 15623 15624 // Watch for external volumes that come and go over time 15625 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15626 storage.registerListener(mStorageListener); 15627 15628 mInstallerService.systemReady(); 15629 mPackageDexOptimizer.systemReady(); 15630 15631 MountServiceInternal mountServiceInternal = LocalServices.getService( 15632 MountServiceInternal.class); 15633 mountServiceInternal.addExternalStoragePolicy( 15634 new MountServiceInternal.ExternalStorageMountPolicy() { 15635 @Override 15636 public int getMountMode(int uid, String packageName) { 15637 if (Process.isIsolated(uid)) { 15638 return Zygote.MOUNT_EXTERNAL_NONE; 15639 } 15640 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15641 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15642 } 15643 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15644 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15645 } 15646 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15647 return Zygote.MOUNT_EXTERNAL_READ; 15648 } 15649 return Zygote.MOUNT_EXTERNAL_WRITE; 15650 } 15651 15652 @Override 15653 public boolean hasExternalStorage(int uid, String packageName) { 15654 return true; 15655 } 15656 }); 15657 } 15658 15659 @Override 15660 public boolean isSafeMode() { 15661 return mSafeMode; 15662 } 15663 15664 @Override 15665 public boolean hasSystemUidErrors() { 15666 return mHasSystemUidErrors; 15667 } 15668 15669 static String arrayToString(int[] array) { 15670 StringBuffer buf = new StringBuffer(128); 15671 buf.append('['); 15672 if (array != null) { 15673 for (int i=0; i<array.length; i++) { 15674 if (i > 0) buf.append(", "); 15675 buf.append(array[i]); 15676 } 15677 } 15678 buf.append(']'); 15679 return buf.toString(); 15680 } 15681 15682 static class DumpState { 15683 public static final int DUMP_LIBS = 1 << 0; 15684 public static final int DUMP_FEATURES = 1 << 1; 15685 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15686 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15687 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15688 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15689 public static final int DUMP_PERMISSIONS = 1 << 6; 15690 public static final int DUMP_PACKAGES = 1 << 7; 15691 public static final int DUMP_SHARED_USERS = 1 << 8; 15692 public static final int DUMP_MESSAGES = 1 << 9; 15693 public static final int DUMP_PROVIDERS = 1 << 10; 15694 public static final int DUMP_VERIFIERS = 1 << 11; 15695 public static final int DUMP_PREFERRED = 1 << 12; 15696 public static final int DUMP_PREFERRED_XML = 1 << 13; 15697 public static final int DUMP_KEYSETS = 1 << 14; 15698 public static final int DUMP_VERSION = 1 << 15; 15699 public static final int DUMP_INSTALLS = 1 << 16; 15700 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15701 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15702 15703 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15704 15705 private int mTypes; 15706 15707 private int mOptions; 15708 15709 private boolean mTitlePrinted; 15710 15711 private SharedUserSetting mSharedUser; 15712 15713 public boolean isDumping(int type) { 15714 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15715 return true; 15716 } 15717 15718 return (mTypes & type) != 0; 15719 } 15720 15721 public void setDump(int type) { 15722 mTypes |= type; 15723 } 15724 15725 public boolean isOptionEnabled(int option) { 15726 return (mOptions & option) != 0; 15727 } 15728 15729 public void setOptionEnabled(int option) { 15730 mOptions |= option; 15731 } 15732 15733 public boolean onTitlePrinted() { 15734 final boolean printed = mTitlePrinted; 15735 mTitlePrinted = true; 15736 return printed; 15737 } 15738 15739 public boolean getTitlePrinted() { 15740 return mTitlePrinted; 15741 } 15742 15743 public void setTitlePrinted(boolean enabled) { 15744 mTitlePrinted = enabled; 15745 } 15746 15747 public SharedUserSetting getSharedUser() { 15748 return mSharedUser; 15749 } 15750 15751 public void setSharedUser(SharedUserSetting user) { 15752 mSharedUser = user; 15753 } 15754 } 15755 15756 @Override 15757 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15758 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15759 (new PackageManagerShellCommand(this)).exec( 15760 this, in, out, err, args, resultReceiver); 15761 } 15762 15763 @Override 15764 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15765 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15766 != PackageManager.PERMISSION_GRANTED) { 15767 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15768 + Binder.getCallingPid() 15769 + ", uid=" + Binder.getCallingUid() 15770 + " without permission " 15771 + android.Manifest.permission.DUMP); 15772 return; 15773 } 15774 15775 DumpState dumpState = new DumpState(); 15776 boolean fullPreferred = false; 15777 boolean checkin = false; 15778 15779 String packageName = null; 15780 ArraySet<String> permissionNames = null; 15781 15782 int opti = 0; 15783 while (opti < args.length) { 15784 String opt = args[opti]; 15785 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15786 break; 15787 } 15788 opti++; 15789 15790 if ("-a".equals(opt)) { 15791 // Right now we only know how to print all. 15792 } else if ("-h".equals(opt)) { 15793 pw.println("Package manager dump options:"); 15794 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15795 pw.println(" --checkin: dump for a checkin"); 15796 pw.println(" -f: print details of intent filters"); 15797 pw.println(" -h: print this help"); 15798 pw.println(" cmd may be one of:"); 15799 pw.println(" l[ibraries]: list known shared libraries"); 15800 pw.println(" f[eatures]: list device features"); 15801 pw.println(" k[eysets]: print known keysets"); 15802 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15803 pw.println(" perm[issions]: dump permissions"); 15804 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15805 pw.println(" pref[erred]: print preferred package settings"); 15806 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15807 pw.println(" prov[iders]: dump content providers"); 15808 pw.println(" p[ackages]: dump installed packages"); 15809 pw.println(" s[hared-users]: dump shared user IDs"); 15810 pw.println(" m[essages]: print collected runtime messages"); 15811 pw.println(" v[erifiers]: print package verifier info"); 15812 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15813 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15814 pw.println(" version: print database version info"); 15815 pw.println(" write: write current settings now"); 15816 pw.println(" installs: details about install sessions"); 15817 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15818 pw.println(" <package.name>: info about given package"); 15819 return; 15820 } else if ("--checkin".equals(opt)) { 15821 checkin = true; 15822 } else if ("-f".equals(opt)) { 15823 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15824 } else { 15825 pw.println("Unknown argument: " + opt + "; use -h for help"); 15826 } 15827 } 15828 15829 // Is the caller requesting to dump a particular piece of data? 15830 if (opti < args.length) { 15831 String cmd = args[opti]; 15832 opti++; 15833 // Is this a package name? 15834 if ("android".equals(cmd) || cmd.contains(".")) { 15835 packageName = cmd; 15836 // When dumping a single package, we always dump all of its 15837 // filter information since the amount of data will be reasonable. 15838 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15839 } else if ("check-permission".equals(cmd)) { 15840 if (opti >= args.length) { 15841 pw.println("Error: check-permission missing permission argument"); 15842 return; 15843 } 15844 String perm = args[opti]; 15845 opti++; 15846 if (opti >= args.length) { 15847 pw.println("Error: check-permission missing package argument"); 15848 return; 15849 } 15850 String pkg = args[opti]; 15851 opti++; 15852 int user = UserHandle.getUserId(Binder.getCallingUid()); 15853 if (opti < args.length) { 15854 try { 15855 user = Integer.parseInt(args[opti]); 15856 } catch (NumberFormatException e) { 15857 pw.println("Error: check-permission user argument is not a number: " 15858 + args[opti]); 15859 return; 15860 } 15861 } 15862 pw.println(checkPermission(perm, pkg, user)); 15863 return; 15864 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15865 dumpState.setDump(DumpState.DUMP_LIBS); 15866 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15867 dumpState.setDump(DumpState.DUMP_FEATURES); 15868 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15869 if (opti >= args.length) { 15870 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15871 | DumpState.DUMP_SERVICE_RESOLVERS 15872 | DumpState.DUMP_RECEIVER_RESOLVERS 15873 | DumpState.DUMP_CONTENT_RESOLVERS); 15874 } else { 15875 while (opti < args.length) { 15876 String name = args[opti]; 15877 if ("a".equals(name) || "activity".equals(name)) { 15878 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15879 } else if ("s".equals(name) || "service".equals(name)) { 15880 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15881 } else if ("r".equals(name) || "receiver".equals(name)) { 15882 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15883 } else if ("c".equals(name) || "content".equals(name)) { 15884 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15885 } else { 15886 pw.println("Error: unknown resolver table type: " + name); 15887 return; 15888 } 15889 opti++; 15890 } 15891 } 15892 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15893 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15894 } else if ("permission".equals(cmd)) { 15895 if (opti >= args.length) { 15896 pw.println("Error: permission requires permission name"); 15897 return; 15898 } 15899 permissionNames = new ArraySet<>(); 15900 while (opti < args.length) { 15901 permissionNames.add(args[opti]); 15902 opti++; 15903 } 15904 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15905 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15906 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15907 dumpState.setDump(DumpState.DUMP_PREFERRED); 15908 } else if ("preferred-xml".equals(cmd)) { 15909 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15910 if (opti < args.length && "--full".equals(args[opti])) { 15911 fullPreferred = true; 15912 opti++; 15913 } 15914 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15915 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15916 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15917 dumpState.setDump(DumpState.DUMP_PACKAGES); 15918 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15919 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15920 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15921 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15922 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15923 dumpState.setDump(DumpState.DUMP_MESSAGES); 15924 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15925 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15926 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15927 || "intent-filter-verifiers".equals(cmd)) { 15928 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15929 } else if ("version".equals(cmd)) { 15930 dumpState.setDump(DumpState.DUMP_VERSION); 15931 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15932 dumpState.setDump(DumpState.DUMP_KEYSETS); 15933 } else if ("installs".equals(cmd)) { 15934 dumpState.setDump(DumpState.DUMP_INSTALLS); 15935 } else if ("write".equals(cmd)) { 15936 synchronized (mPackages) { 15937 mSettings.writeLPr(); 15938 pw.println("Settings written."); 15939 return; 15940 } 15941 } 15942 } 15943 15944 if (checkin) { 15945 pw.println("vers,1"); 15946 } 15947 15948 // reader 15949 synchronized (mPackages) { 15950 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15951 if (!checkin) { 15952 if (dumpState.onTitlePrinted()) 15953 pw.println(); 15954 pw.println("Database versions:"); 15955 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15956 } 15957 } 15958 15959 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15960 if (!checkin) { 15961 if (dumpState.onTitlePrinted()) 15962 pw.println(); 15963 pw.println("Verifiers:"); 15964 pw.print(" Required: "); 15965 pw.print(mRequiredVerifierPackage); 15966 pw.print(" (uid="); 15967 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15968 UserHandle.USER_SYSTEM)); 15969 pw.println(")"); 15970 } else if (mRequiredVerifierPackage != null) { 15971 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15972 pw.print(","); 15973 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15974 UserHandle.USER_SYSTEM)); 15975 } 15976 } 15977 15978 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15979 packageName == null) { 15980 if (mIntentFilterVerifierComponent != null) { 15981 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15982 if (!checkin) { 15983 if (dumpState.onTitlePrinted()) 15984 pw.println(); 15985 pw.println("Intent Filter Verifier:"); 15986 pw.print(" Using: "); 15987 pw.print(verifierPackageName); 15988 pw.print(" (uid="); 15989 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15990 UserHandle.USER_SYSTEM)); 15991 pw.println(")"); 15992 } else if (verifierPackageName != null) { 15993 pw.print("ifv,"); pw.print(verifierPackageName); 15994 pw.print(","); 15995 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15996 UserHandle.USER_SYSTEM)); 15997 } 15998 } else { 15999 pw.println(); 16000 pw.println("No Intent Filter Verifier available!"); 16001 } 16002 } 16003 16004 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16005 boolean printedHeader = false; 16006 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16007 while (it.hasNext()) { 16008 String name = it.next(); 16009 SharedLibraryEntry ent = mSharedLibraries.get(name); 16010 if (!checkin) { 16011 if (!printedHeader) { 16012 if (dumpState.onTitlePrinted()) 16013 pw.println(); 16014 pw.println("Libraries:"); 16015 printedHeader = true; 16016 } 16017 pw.print(" "); 16018 } else { 16019 pw.print("lib,"); 16020 } 16021 pw.print(name); 16022 if (!checkin) { 16023 pw.print(" -> "); 16024 } 16025 if (ent.path != null) { 16026 if (!checkin) { 16027 pw.print("(jar) "); 16028 pw.print(ent.path); 16029 } else { 16030 pw.print(",jar,"); 16031 pw.print(ent.path); 16032 } 16033 } else { 16034 if (!checkin) { 16035 pw.print("(apk) "); 16036 pw.print(ent.apk); 16037 } else { 16038 pw.print(",apk,"); 16039 pw.print(ent.apk); 16040 } 16041 } 16042 pw.println(); 16043 } 16044 } 16045 16046 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 16047 if (dumpState.onTitlePrinted()) 16048 pw.println(); 16049 if (!checkin) { 16050 pw.println("Features:"); 16051 } 16052 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 16053 while (it.hasNext()) { 16054 String name = it.next(); 16055 if (!checkin) { 16056 pw.print(" "); 16057 } else { 16058 pw.print("feat,"); 16059 } 16060 pw.println(name); 16061 } 16062 } 16063 16064 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 16065 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 16066 : "Activity Resolver Table:", " ", packageName, 16067 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16068 dumpState.setTitlePrinted(true); 16069 } 16070 } 16071 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 16072 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 16073 : "Receiver Resolver Table:", " ", packageName, 16074 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16075 dumpState.setTitlePrinted(true); 16076 } 16077 } 16078 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 16079 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 16080 : "Service Resolver Table:", " ", packageName, 16081 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16082 dumpState.setTitlePrinted(true); 16083 } 16084 } 16085 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 16086 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 16087 : "Provider Resolver Table:", " ", packageName, 16088 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16089 dumpState.setTitlePrinted(true); 16090 } 16091 } 16092 16093 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 16094 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16095 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16096 int user = mSettings.mPreferredActivities.keyAt(i); 16097 if (pir.dump(pw, 16098 dumpState.getTitlePrinted() 16099 ? "\nPreferred Activities User " + user + ":" 16100 : "Preferred Activities User " + user + ":", " ", 16101 packageName, true, false)) { 16102 dumpState.setTitlePrinted(true); 16103 } 16104 } 16105 } 16106 16107 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 16108 pw.flush(); 16109 FileOutputStream fout = new FileOutputStream(fd); 16110 BufferedOutputStream str = new BufferedOutputStream(fout); 16111 XmlSerializer serializer = new FastXmlSerializer(); 16112 try { 16113 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 16114 serializer.startDocument(null, true); 16115 serializer.setFeature( 16116 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 16117 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 16118 serializer.endDocument(); 16119 serializer.flush(); 16120 } catch (IllegalArgumentException e) { 16121 pw.println("Failed writing: " + e); 16122 } catch (IllegalStateException e) { 16123 pw.println("Failed writing: " + e); 16124 } catch (IOException e) { 16125 pw.println("Failed writing: " + e); 16126 } 16127 } 16128 16129 if (!checkin 16130 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16131 && packageName == null) { 16132 pw.println(); 16133 int count = mSettings.mPackages.size(); 16134 if (count == 0) { 16135 pw.println("No applications!"); 16136 pw.println(); 16137 } else { 16138 final String prefix = " "; 16139 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16140 if (allPackageSettings.size() == 0) { 16141 pw.println("No domain preferred apps!"); 16142 pw.println(); 16143 } else { 16144 pw.println("App verification status:"); 16145 pw.println(); 16146 count = 0; 16147 for (PackageSetting ps : allPackageSettings) { 16148 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16149 if (ivi == null || ivi.getPackageName() == null) continue; 16150 pw.println(prefix + "Package: " + ivi.getPackageName()); 16151 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16152 pw.println(prefix + "Status: " + ivi.getStatusString()); 16153 pw.println(); 16154 count++; 16155 } 16156 if (count == 0) { 16157 pw.println(prefix + "No app verification established."); 16158 pw.println(); 16159 } 16160 for (int userId : sUserManager.getUserIds()) { 16161 pw.println("App linkages for user " + userId + ":"); 16162 pw.println(); 16163 count = 0; 16164 for (PackageSetting ps : allPackageSettings) { 16165 final long status = ps.getDomainVerificationStatusForUser(userId); 16166 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16167 continue; 16168 } 16169 pw.println(prefix + "Package: " + ps.name); 16170 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16171 String statusStr = IntentFilterVerificationInfo. 16172 getStatusStringFromValue(status); 16173 pw.println(prefix + "Status: " + statusStr); 16174 pw.println(); 16175 count++; 16176 } 16177 if (count == 0) { 16178 pw.println(prefix + "No configured app linkages."); 16179 pw.println(); 16180 } 16181 } 16182 } 16183 } 16184 } 16185 16186 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16187 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16188 if (packageName == null && permissionNames == null) { 16189 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16190 if (iperm == 0) { 16191 if (dumpState.onTitlePrinted()) 16192 pw.println(); 16193 pw.println("AppOp Permissions:"); 16194 } 16195 pw.print(" AppOp Permission "); 16196 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16197 pw.println(":"); 16198 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16199 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16200 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16201 } 16202 } 16203 } 16204 } 16205 16206 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16207 boolean printedSomething = false; 16208 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16209 if (packageName != null && !packageName.equals(p.info.packageName)) { 16210 continue; 16211 } 16212 if (!printedSomething) { 16213 if (dumpState.onTitlePrinted()) 16214 pw.println(); 16215 pw.println("Registered ContentProviders:"); 16216 printedSomething = true; 16217 } 16218 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16219 pw.print(" "); pw.println(p.toString()); 16220 } 16221 printedSomething = false; 16222 for (Map.Entry<String, PackageParser.Provider> entry : 16223 mProvidersByAuthority.entrySet()) { 16224 PackageParser.Provider p = entry.getValue(); 16225 if (packageName != null && !packageName.equals(p.info.packageName)) { 16226 continue; 16227 } 16228 if (!printedSomething) { 16229 if (dumpState.onTitlePrinted()) 16230 pw.println(); 16231 pw.println("ContentProvider Authorities:"); 16232 printedSomething = true; 16233 } 16234 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16235 pw.print(" "); pw.println(p.toString()); 16236 if (p.info != null && p.info.applicationInfo != null) { 16237 final String appInfo = p.info.applicationInfo.toString(); 16238 pw.print(" applicationInfo="); pw.println(appInfo); 16239 } 16240 } 16241 } 16242 16243 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16244 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16245 } 16246 16247 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16248 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16249 } 16250 16251 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16252 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16253 } 16254 16255 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16256 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16257 } 16258 16259 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16260 // XXX should handle packageName != null by dumping only install data that 16261 // the given package is involved with. 16262 if (dumpState.onTitlePrinted()) pw.println(); 16263 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16264 } 16265 16266 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16267 if (dumpState.onTitlePrinted()) pw.println(); 16268 mSettings.dumpReadMessagesLPr(pw, dumpState); 16269 16270 pw.println(); 16271 pw.println("Package warning messages:"); 16272 BufferedReader in = null; 16273 String line = null; 16274 try { 16275 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16276 while ((line = in.readLine()) != null) { 16277 if (line.contains("ignored: updated version")) continue; 16278 pw.println(line); 16279 } 16280 } catch (IOException ignored) { 16281 } finally { 16282 IoUtils.closeQuietly(in); 16283 } 16284 } 16285 16286 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16287 BufferedReader in = null; 16288 String line = null; 16289 try { 16290 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16291 while ((line = in.readLine()) != null) { 16292 if (line.contains("ignored: updated version")) continue; 16293 pw.print("msg,"); 16294 pw.println(line); 16295 } 16296 } catch (IOException ignored) { 16297 } finally { 16298 IoUtils.closeQuietly(in); 16299 } 16300 } 16301 } 16302 } 16303 16304 private String dumpDomainString(String packageName) { 16305 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16306 List<IntentFilter> filters = getAllIntentFilters(packageName); 16307 16308 ArraySet<String> result = new ArraySet<>(); 16309 if (iviList.size() > 0) { 16310 for (IntentFilterVerificationInfo ivi : iviList) { 16311 for (String host : ivi.getDomains()) { 16312 result.add(host); 16313 } 16314 } 16315 } 16316 if (filters != null && filters.size() > 0) { 16317 for (IntentFilter filter : filters) { 16318 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16319 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16320 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16321 result.addAll(filter.getHostsList()); 16322 } 16323 } 16324 } 16325 16326 StringBuilder sb = new StringBuilder(result.size() * 16); 16327 for (String domain : result) { 16328 if (sb.length() > 0) sb.append(" "); 16329 sb.append(domain); 16330 } 16331 return sb.toString(); 16332 } 16333 16334 // ------- apps on sdcard specific code ------- 16335 static final boolean DEBUG_SD_INSTALL = false; 16336 16337 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16338 16339 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16340 16341 private boolean mMediaMounted = false; 16342 16343 static String getEncryptKey() { 16344 try { 16345 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16346 SD_ENCRYPTION_KEYSTORE_NAME); 16347 if (sdEncKey == null) { 16348 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16349 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16350 if (sdEncKey == null) { 16351 Slog.e(TAG, "Failed to create encryption keys"); 16352 return null; 16353 } 16354 } 16355 return sdEncKey; 16356 } catch (NoSuchAlgorithmException nsae) { 16357 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16358 return null; 16359 } catch (IOException ioe) { 16360 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16361 return null; 16362 } 16363 } 16364 16365 /* 16366 * Update media status on PackageManager. 16367 */ 16368 @Override 16369 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16370 int callingUid = Binder.getCallingUid(); 16371 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16372 throw new SecurityException("Media status can only be updated by the system"); 16373 } 16374 // reader; this apparently protects mMediaMounted, but should probably 16375 // be a different lock in that case. 16376 synchronized (mPackages) { 16377 Log.i(TAG, "Updating external media status from " 16378 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16379 + (mediaStatus ? "mounted" : "unmounted")); 16380 if (DEBUG_SD_INSTALL) 16381 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16382 + ", mMediaMounted=" + mMediaMounted); 16383 if (mediaStatus == mMediaMounted) { 16384 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16385 : 0, -1); 16386 mHandler.sendMessage(msg); 16387 return; 16388 } 16389 mMediaMounted = mediaStatus; 16390 } 16391 // Queue up an async operation since the package installation may take a 16392 // little while. 16393 mHandler.post(new Runnable() { 16394 public void run() { 16395 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16396 } 16397 }); 16398 } 16399 16400 /** 16401 * Called by MountService when the initial ASECs to scan are available. 16402 * Should block until all the ASEC containers are finished being scanned. 16403 */ 16404 public void scanAvailableAsecs() { 16405 updateExternalMediaStatusInner(true, false, false); 16406 if (mShouldRestoreconData) { 16407 SELinuxMMAC.setRestoreconDone(); 16408 mShouldRestoreconData = false; 16409 } 16410 } 16411 16412 /* 16413 * Collect information of applications on external media, map them against 16414 * existing containers and update information based on current mount status. 16415 * Please note that we always have to report status if reportStatus has been 16416 * set to true especially when unloading packages. 16417 */ 16418 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16419 boolean externalStorage) { 16420 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16421 int[] uidArr = EmptyArray.INT; 16422 16423 final String[] list = PackageHelper.getSecureContainerList(); 16424 if (ArrayUtils.isEmpty(list)) { 16425 Log.i(TAG, "No secure containers found"); 16426 } else { 16427 // Process list of secure containers and categorize them 16428 // as active or stale based on their package internal state. 16429 16430 // reader 16431 synchronized (mPackages) { 16432 for (String cid : list) { 16433 // Leave stages untouched for now; installer service owns them 16434 if (PackageInstallerService.isStageName(cid)) continue; 16435 16436 if (DEBUG_SD_INSTALL) 16437 Log.i(TAG, "Processing container " + cid); 16438 String pkgName = getAsecPackageName(cid); 16439 if (pkgName == null) { 16440 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16441 continue; 16442 } 16443 if (DEBUG_SD_INSTALL) 16444 Log.i(TAG, "Looking for pkg : " + pkgName); 16445 16446 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16447 if (ps == null) { 16448 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16449 continue; 16450 } 16451 16452 /* 16453 * Skip packages that are not external if we're unmounting 16454 * external storage. 16455 */ 16456 if (externalStorage && !isMounted && !isExternal(ps)) { 16457 continue; 16458 } 16459 16460 final AsecInstallArgs args = new AsecInstallArgs(cid, 16461 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16462 // The package status is changed only if the code path 16463 // matches between settings and the container id. 16464 if (ps.codePathString != null 16465 && ps.codePathString.startsWith(args.getCodePath())) { 16466 if (DEBUG_SD_INSTALL) { 16467 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16468 + " at code path: " + ps.codePathString); 16469 } 16470 16471 // We do have a valid package installed on sdcard 16472 processCids.put(args, ps.codePathString); 16473 final int uid = ps.appId; 16474 if (uid != -1) { 16475 uidArr = ArrayUtils.appendInt(uidArr, uid); 16476 } 16477 } else { 16478 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16479 + ps.codePathString); 16480 } 16481 } 16482 } 16483 16484 Arrays.sort(uidArr); 16485 } 16486 16487 // Process packages with valid entries. 16488 if (isMounted) { 16489 if (DEBUG_SD_INSTALL) 16490 Log.i(TAG, "Loading packages"); 16491 loadMediaPackages(processCids, uidArr, externalStorage); 16492 startCleaningPackages(); 16493 mInstallerService.onSecureContainersAvailable(); 16494 } else { 16495 if (DEBUG_SD_INSTALL) 16496 Log.i(TAG, "Unloading packages"); 16497 unloadMediaPackages(processCids, uidArr, reportStatus); 16498 } 16499 } 16500 16501 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16502 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16503 final int size = infos.size(); 16504 final String[] packageNames = new String[size]; 16505 final int[] packageUids = new int[size]; 16506 for (int i = 0; i < size; i++) { 16507 final ApplicationInfo info = infos.get(i); 16508 packageNames[i] = info.packageName; 16509 packageUids[i] = info.uid; 16510 } 16511 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16512 finishedReceiver); 16513 } 16514 16515 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16516 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16517 sendResourcesChangedBroadcast(mediaStatus, replacing, 16518 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16519 } 16520 16521 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16522 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16523 int size = pkgList.length; 16524 if (size > 0) { 16525 // Send broadcasts here 16526 Bundle extras = new Bundle(); 16527 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16528 if (uidArr != null) { 16529 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16530 } 16531 if (replacing) { 16532 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16533 } 16534 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16535 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16536 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16537 } 16538 } 16539 16540 /* 16541 * Look at potentially valid container ids from processCids If package 16542 * information doesn't match the one on record or package scanning fails, 16543 * the cid is added to list of removeCids. We currently don't delete stale 16544 * containers. 16545 */ 16546 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16547 boolean externalStorage) { 16548 ArrayList<String> pkgList = new ArrayList<String>(); 16549 Set<AsecInstallArgs> keys = processCids.keySet(); 16550 16551 for (AsecInstallArgs args : keys) { 16552 String codePath = processCids.get(args); 16553 if (DEBUG_SD_INSTALL) 16554 Log.i(TAG, "Loading container : " + args.cid); 16555 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16556 try { 16557 // Make sure there are no container errors first. 16558 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16559 Slog.e(TAG, "Failed to mount cid : " + args.cid 16560 + " when installing from sdcard"); 16561 continue; 16562 } 16563 // Check code path here. 16564 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16565 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16566 + " does not match one in settings " + codePath); 16567 continue; 16568 } 16569 // Parse package 16570 int parseFlags = mDefParseFlags; 16571 if (args.isExternalAsec()) { 16572 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16573 } 16574 if (args.isFwdLocked()) { 16575 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16576 } 16577 16578 synchronized (mInstallLock) { 16579 PackageParser.Package pkg = null; 16580 try { 16581 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16582 } catch (PackageManagerException e) { 16583 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16584 } 16585 // Scan the package 16586 if (pkg != null) { 16587 /* 16588 * TODO why is the lock being held? doPostInstall is 16589 * called in other places without the lock. This needs 16590 * to be straightened out. 16591 */ 16592 // writer 16593 synchronized (mPackages) { 16594 retCode = PackageManager.INSTALL_SUCCEEDED; 16595 pkgList.add(pkg.packageName); 16596 // Post process args 16597 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16598 pkg.applicationInfo.uid); 16599 } 16600 } else { 16601 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16602 } 16603 } 16604 16605 } finally { 16606 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16607 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16608 } 16609 } 16610 } 16611 // writer 16612 synchronized (mPackages) { 16613 // If the platform SDK has changed since the last time we booted, 16614 // we need to re-grant app permission to catch any new ones that 16615 // appear. This is really a hack, and means that apps can in some 16616 // cases get permissions that the user didn't initially explicitly 16617 // allow... it would be nice to have some better way to handle 16618 // this situation. 16619 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16620 : mSettings.getInternalVersion(); 16621 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16622 : StorageManager.UUID_PRIVATE_INTERNAL; 16623 16624 int updateFlags = UPDATE_PERMISSIONS_ALL; 16625 if (ver.sdkVersion != mSdkVersion) { 16626 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16627 + mSdkVersion + "; regranting permissions for external"); 16628 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16629 } 16630 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16631 16632 // Yay, everything is now upgraded 16633 ver.forceCurrent(); 16634 16635 // can downgrade to reader 16636 // Persist settings 16637 mSettings.writeLPr(); 16638 } 16639 // Send a broadcast to let everyone know we are done processing 16640 if (pkgList.size() > 0) { 16641 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16642 } 16643 } 16644 16645 /* 16646 * Utility method to unload a list of specified containers 16647 */ 16648 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16649 // Just unmount all valid containers. 16650 for (AsecInstallArgs arg : cidArgs) { 16651 synchronized (mInstallLock) { 16652 arg.doPostDeleteLI(false); 16653 } 16654 } 16655 } 16656 16657 /* 16658 * Unload packages mounted on external media. This involves deleting package 16659 * data from internal structures, sending broadcasts about diabled packages, 16660 * gc'ing to free up references, unmounting all secure containers 16661 * corresponding to packages on external media, and posting a 16662 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16663 * that we always have to post this message if status has been requested no 16664 * matter what. 16665 */ 16666 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16667 final boolean reportStatus) { 16668 if (DEBUG_SD_INSTALL) 16669 Log.i(TAG, "unloading media packages"); 16670 ArrayList<String> pkgList = new ArrayList<String>(); 16671 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16672 final Set<AsecInstallArgs> keys = processCids.keySet(); 16673 for (AsecInstallArgs args : keys) { 16674 String pkgName = args.getPackageName(); 16675 if (DEBUG_SD_INSTALL) 16676 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16677 // Delete package internally 16678 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16679 synchronized (mInstallLock) { 16680 boolean res = deletePackageLI(pkgName, null, false, null, null, 16681 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16682 if (res) { 16683 pkgList.add(pkgName); 16684 } else { 16685 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16686 failedList.add(args); 16687 } 16688 } 16689 } 16690 16691 // reader 16692 synchronized (mPackages) { 16693 // We didn't update the settings after removing each package; 16694 // write them now for all packages. 16695 mSettings.writeLPr(); 16696 } 16697 16698 // We have to absolutely send UPDATED_MEDIA_STATUS only 16699 // after confirming that all the receivers processed the ordered 16700 // broadcast when packages get disabled, force a gc to clean things up. 16701 // and unload all the containers. 16702 if (pkgList.size() > 0) { 16703 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16704 new IIntentReceiver.Stub() { 16705 public void performReceive(Intent intent, int resultCode, String data, 16706 Bundle extras, boolean ordered, boolean sticky, 16707 int sendingUser) throws RemoteException { 16708 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16709 reportStatus ? 1 : 0, 1, keys); 16710 mHandler.sendMessage(msg); 16711 } 16712 }); 16713 } else { 16714 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16715 keys); 16716 mHandler.sendMessage(msg); 16717 } 16718 } 16719 16720 private void loadPrivatePackages(final VolumeInfo vol) { 16721 mHandler.post(new Runnable() { 16722 @Override 16723 public void run() { 16724 loadPrivatePackagesInner(vol); 16725 } 16726 }); 16727 } 16728 16729 private void loadPrivatePackagesInner(VolumeInfo vol) { 16730 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16731 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16732 16733 final VersionInfo ver; 16734 final List<PackageSetting> packages; 16735 synchronized (mPackages) { 16736 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16737 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16738 } 16739 16740 for (PackageSetting ps : packages) { 16741 synchronized (mInstallLock) { 16742 final PackageParser.Package pkg; 16743 try { 16744 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16745 loaded.add(pkg.applicationInfo); 16746 } catch (PackageManagerException e) { 16747 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16748 } 16749 16750 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16751 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16752 } 16753 } 16754 } 16755 16756 synchronized (mPackages) { 16757 int updateFlags = UPDATE_PERMISSIONS_ALL; 16758 if (ver.sdkVersion != mSdkVersion) { 16759 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16760 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16761 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16762 } 16763 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16764 16765 // Yay, everything is now upgraded 16766 ver.forceCurrent(); 16767 16768 mSettings.writeLPr(); 16769 } 16770 16771 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16772 sendResourcesChangedBroadcast(true, false, loaded, null); 16773 } 16774 16775 private void unloadPrivatePackages(final VolumeInfo vol) { 16776 mHandler.post(new Runnable() { 16777 @Override 16778 public void run() { 16779 unloadPrivatePackagesInner(vol); 16780 } 16781 }); 16782 } 16783 16784 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16785 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16786 synchronized (mInstallLock) { 16787 synchronized (mPackages) { 16788 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16789 for (PackageSetting ps : packages) { 16790 if (ps.pkg == null) continue; 16791 16792 final ApplicationInfo info = ps.pkg.applicationInfo; 16793 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16794 if (deletePackageLI(ps.name, null, false, null, null, 16795 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16796 unloaded.add(info); 16797 } else { 16798 Slog.w(TAG, "Failed to unload " + ps.codePath); 16799 } 16800 } 16801 16802 mSettings.writeLPr(); 16803 } 16804 } 16805 16806 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16807 sendResourcesChangedBroadcast(false, false, unloaded, null); 16808 } 16809 16810 /** 16811 * Examine all users present on given mounted volume, and destroy data 16812 * belonging to users that are no longer valid, or whose user ID has been 16813 * recycled. 16814 */ 16815 private void reconcileUsers(String volumeUuid) { 16816 final File[] files = FileUtils 16817 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16818 for (File file : files) { 16819 if (!file.isDirectory()) continue; 16820 16821 final int userId; 16822 final UserInfo info; 16823 try { 16824 userId = Integer.parseInt(file.getName()); 16825 info = sUserManager.getUserInfo(userId); 16826 } catch (NumberFormatException e) { 16827 Slog.w(TAG, "Invalid user directory " + file); 16828 continue; 16829 } 16830 16831 boolean destroyUser = false; 16832 if (info == null) { 16833 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16834 + " because no matching user was found"); 16835 destroyUser = true; 16836 } else { 16837 try { 16838 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16839 } catch (IOException e) { 16840 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16841 + " because we failed to enforce serial number: " + e); 16842 destroyUser = true; 16843 } 16844 } 16845 16846 if (destroyUser) { 16847 synchronized (mInstallLock) { 16848 try { 16849 mInstaller.removeUserDataDirs(volumeUuid, userId); 16850 } catch (InstallerException e) { 16851 Slog.w(TAG, "Failed to clean up user dirs", e); 16852 } 16853 } 16854 } 16855 } 16856 16857 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16858 final UserManager um = mContext.getSystemService(UserManager.class); 16859 for (UserInfo user : um.getUsers()) { 16860 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16861 if (userDir.exists()) continue; 16862 16863 try { 16864 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16865 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16866 } catch (IOException e) { 16867 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16868 } 16869 } 16870 } 16871 16872 /** 16873 * Examine all apps present on given mounted volume, and destroy apps that 16874 * aren't expected, either due to uninstallation or reinstallation on 16875 * another volume. 16876 */ 16877 private void reconcileApps(String volumeUuid) { 16878 final File[] files = FileUtils 16879 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16880 for (File file : files) { 16881 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16882 && !PackageInstallerService.isStageName(file.getName()); 16883 if (!isPackage) { 16884 // Ignore entries which are not packages 16885 continue; 16886 } 16887 16888 boolean destroyApp = false; 16889 String packageName = null; 16890 try { 16891 final PackageLite pkg = PackageParser.parsePackageLite(file, 16892 PackageParser.PARSE_MUST_BE_APK); 16893 packageName = pkg.packageName; 16894 16895 synchronized (mPackages) { 16896 final PackageSetting ps = mSettings.mPackages.get(packageName); 16897 if (ps == null) { 16898 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16899 + volumeUuid + " because we found no install record"); 16900 destroyApp = true; 16901 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16902 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16903 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16904 destroyApp = true; 16905 } 16906 } 16907 16908 } catch (PackageParserException e) { 16909 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16910 destroyApp = true; 16911 } 16912 16913 if (destroyApp) { 16914 synchronized (mInstallLock) { 16915 if (packageName != null) { 16916 removeDataDirsLI(volumeUuid, packageName); 16917 } 16918 removeCodePathLI(file); 16919 } 16920 } 16921 } 16922 } 16923 16924 private void unfreezePackage(String packageName) { 16925 synchronized (mPackages) { 16926 final PackageSetting ps = mSettings.mPackages.get(packageName); 16927 if (ps != null) { 16928 ps.frozen = false; 16929 } 16930 } 16931 } 16932 16933 @Override 16934 public int movePackage(final String packageName, final String volumeUuid) { 16935 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16936 16937 final int moveId = mNextMoveId.getAndIncrement(); 16938 mHandler.post(new Runnable() { 16939 @Override 16940 public void run() { 16941 try { 16942 movePackageInternal(packageName, volumeUuid, moveId); 16943 } catch (PackageManagerException e) { 16944 Slog.w(TAG, "Failed to move " + packageName, e); 16945 mMoveCallbacks.notifyStatusChanged(moveId, 16946 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16947 } 16948 } 16949 }); 16950 return moveId; 16951 } 16952 16953 private void movePackageInternal(final String packageName, final String volumeUuid, 16954 final int moveId) throws PackageManagerException { 16955 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16956 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16957 final PackageManager pm = mContext.getPackageManager(); 16958 16959 final boolean currentAsec; 16960 final String currentVolumeUuid; 16961 final File codeFile; 16962 final String installerPackageName; 16963 final String packageAbiOverride; 16964 final int appId; 16965 final String seinfo; 16966 final String label; 16967 16968 // reader 16969 synchronized (mPackages) { 16970 final PackageParser.Package pkg = mPackages.get(packageName); 16971 final PackageSetting ps = mSettings.mPackages.get(packageName); 16972 if (pkg == null || ps == null) { 16973 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16974 } 16975 16976 if (pkg.applicationInfo.isSystemApp()) { 16977 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16978 "Cannot move system application"); 16979 } 16980 16981 if (pkg.applicationInfo.isExternalAsec()) { 16982 currentAsec = true; 16983 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16984 } else if (pkg.applicationInfo.isForwardLocked()) { 16985 currentAsec = true; 16986 currentVolumeUuid = "forward_locked"; 16987 } else { 16988 currentAsec = false; 16989 currentVolumeUuid = ps.volumeUuid; 16990 16991 final File probe = new File(pkg.codePath); 16992 final File probeOat = new File(probe, "oat"); 16993 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16994 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16995 "Move only supported for modern cluster style installs"); 16996 } 16997 } 16998 16999 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17000 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17001 "Package already moved to " + volumeUuid); 17002 } 17003 17004 if (ps.frozen) { 17005 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17006 "Failed to move already frozen package"); 17007 } 17008 ps.frozen = true; 17009 17010 codeFile = new File(pkg.codePath); 17011 installerPackageName = ps.installerPackageName; 17012 packageAbiOverride = ps.cpuAbiOverrideString; 17013 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17014 seinfo = pkg.applicationInfo.seinfo; 17015 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17016 } 17017 17018 // Now that we're guarded by frozen state, kill app during move 17019 final long token = Binder.clearCallingIdentity(); 17020 try { 17021 killApplication(packageName, appId, "move pkg"); 17022 } finally { 17023 Binder.restoreCallingIdentity(token); 17024 } 17025 17026 final Bundle extras = new Bundle(); 17027 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17028 extras.putString(Intent.EXTRA_TITLE, label); 17029 mMoveCallbacks.notifyCreated(moveId, extras); 17030 17031 int installFlags; 17032 final boolean moveCompleteApp; 17033 final File measurePath; 17034 17035 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17036 installFlags = INSTALL_INTERNAL; 17037 moveCompleteApp = !currentAsec; 17038 measurePath = Environment.getDataAppDirectory(volumeUuid); 17039 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17040 installFlags = INSTALL_EXTERNAL; 17041 moveCompleteApp = false; 17042 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17043 } else { 17044 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17045 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17046 || !volume.isMountedWritable()) { 17047 unfreezePackage(packageName); 17048 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17049 "Move location not mounted private volume"); 17050 } 17051 17052 Preconditions.checkState(!currentAsec); 17053 17054 installFlags = INSTALL_INTERNAL; 17055 moveCompleteApp = true; 17056 measurePath = Environment.getDataAppDirectory(volumeUuid); 17057 } 17058 17059 final PackageStats stats = new PackageStats(null, -1); 17060 synchronized (mInstaller) { 17061 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17062 unfreezePackage(packageName); 17063 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17064 "Failed to measure package size"); 17065 } 17066 } 17067 17068 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17069 + stats.dataSize); 17070 17071 final long startFreeBytes = measurePath.getFreeSpace(); 17072 final long sizeBytes; 17073 if (moveCompleteApp) { 17074 sizeBytes = stats.codeSize + stats.dataSize; 17075 } else { 17076 sizeBytes = stats.codeSize; 17077 } 17078 17079 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17080 unfreezePackage(packageName); 17081 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17082 "Not enough free space to move"); 17083 } 17084 17085 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17086 17087 final CountDownLatch installedLatch = new CountDownLatch(1); 17088 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17089 @Override 17090 public void onUserActionRequired(Intent intent) throws RemoteException { 17091 throw new IllegalStateException(); 17092 } 17093 17094 @Override 17095 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17096 Bundle extras) throws RemoteException { 17097 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17098 + PackageManager.installStatusToString(returnCode, msg)); 17099 17100 installedLatch.countDown(); 17101 17102 // Regardless of success or failure of the move operation, 17103 // always unfreeze the package 17104 unfreezePackage(packageName); 17105 17106 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17107 switch (status) { 17108 case PackageInstaller.STATUS_SUCCESS: 17109 mMoveCallbacks.notifyStatusChanged(moveId, 17110 PackageManager.MOVE_SUCCEEDED); 17111 break; 17112 case PackageInstaller.STATUS_FAILURE_STORAGE: 17113 mMoveCallbacks.notifyStatusChanged(moveId, 17114 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17115 break; 17116 default: 17117 mMoveCallbacks.notifyStatusChanged(moveId, 17118 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17119 break; 17120 } 17121 } 17122 }; 17123 17124 final MoveInfo move; 17125 if (moveCompleteApp) { 17126 // Kick off a thread to report progress estimates 17127 new Thread() { 17128 @Override 17129 public void run() { 17130 while (true) { 17131 try { 17132 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17133 break; 17134 } 17135 } catch (InterruptedException ignored) { 17136 } 17137 17138 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17139 final int progress = 10 + (int) MathUtils.constrain( 17140 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17141 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17142 } 17143 } 17144 }.start(); 17145 17146 final String dataAppName = codeFile.getName(); 17147 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17148 dataAppName, appId, seinfo); 17149 } else { 17150 move = null; 17151 } 17152 17153 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17154 17155 final Message msg = mHandler.obtainMessage(INIT_COPY); 17156 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17157 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17158 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17159 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17160 msg.obj = params; 17161 17162 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17163 System.identityHashCode(msg.obj)); 17164 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17165 System.identityHashCode(msg.obj)); 17166 17167 mHandler.sendMessage(msg); 17168 } 17169 17170 @Override 17171 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17172 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17173 17174 final int realMoveId = mNextMoveId.getAndIncrement(); 17175 final Bundle extras = new Bundle(); 17176 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17177 mMoveCallbacks.notifyCreated(realMoveId, extras); 17178 17179 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17180 @Override 17181 public void onCreated(int moveId, Bundle extras) { 17182 // Ignored 17183 } 17184 17185 @Override 17186 public void onStatusChanged(int moveId, int status, long estMillis) { 17187 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 17188 } 17189 }; 17190 17191 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17192 storage.setPrimaryStorageUuid(volumeUuid, callback); 17193 return realMoveId; 17194 } 17195 17196 @Override 17197 public int getMoveStatus(int moveId) { 17198 mContext.enforceCallingOrSelfPermission( 17199 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17200 return mMoveCallbacks.mLastStatus.get(moveId); 17201 } 17202 17203 @Override 17204 public void registerMoveCallback(IPackageMoveObserver callback) { 17205 mContext.enforceCallingOrSelfPermission( 17206 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17207 mMoveCallbacks.register(callback); 17208 } 17209 17210 @Override 17211 public void unregisterMoveCallback(IPackageMoveObserver callback) { 17212 mContext.enforceCallingOrSelfPermission( 17213 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17214 mMoveCallbacks.unregister(callback); 17215 } 17216 17217 @Override 17218 public boolean setInstallLocation(int loc) { 17219 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 17220 null); 17221 if (getInstallLocation() == loc) { 17222 return true; 17223 } 17224 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 17225 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 17226 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 17227 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 17228 return true; 17229 } 17230 return false; 17231 } 17232 17233 @Override 17234 public int getInstallLocation() { 17235 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 17236 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 17237 PackageHelper.APP_INSTALL_AUTO); 17238 } 17239 17240 /** Called by UserManagerService */ 17241 void cleanUpUser(UserManagerService userManager, int userHandle) { 17242 synchronized (mPackages) { 17243 mDirtyUsers.remove(userHandle); 17244 mUserNeedsBadging.delete(userHandle); 17245 mSettings.removeUserLPw(userHandle); 17246 mPendingBroadcasts.remove(userHandle); 17247 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17248 } 17249 synchronized (mInstallLock) { 17250 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17251 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17252 final String volumeUuid = vol.getFsUuid(); 17253 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17254 try { 17255 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17256 } catch (InstallerException e) { 17257 Slog.w(TAG, "Failed to remove user data", e); 17258 } 17259 } 17260 synchronized (mPackages) { 17261 removeUnusedPackagesLILPw(userManager, userHandle); 17262 } 17263 } 17264 } 17265 17266 /** 17267 * We're removing userHandle and would like to remove any downloaded packages 17268 * that are no longer in use by any other user. 17269 * @param userHandle the user being removed 17270 */ 17271 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17272 final boolean DEBUG_CLEAN_APKS = false; 17273 int [] users = userManager.getUserIds(); 17274 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17275 while (psit.hasNext()) { 17276 PackageSetting ps = psit.next(); 17277 if (ps.pkg == null) { 17278 continue; 17279 } 17280 final String packageName = ps.pkg.packageName; 17281 // Skip over if system app 17282 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17283 continue; 17284 } 17285 if (DEBUG_CLEAN_APKS) { 17286 Slog.i(TAG, "Checking package " + packageName); 17287 } 17288 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17289 if (keep) { 17290 if (DEBUG_CLEAN_APKS) { 17291 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17292 } 17293 } else { 17294 for (int i = 0; i < users.length; i++) { 17295 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17296 keep = true; 17297 if (DEBUG_CLEAN_APKS) { 17298 Slog.i(TAG, " Keeping package " + packageName + " for user " 17299 + users[i]); 17300 } 17301 break; 17302 } 17303 } 17304 } 17305 if (!keep) { 17306 if (DEBUG_CLEAN_APKS) { 17307 Slog.i(TAG, " Removing package " + packageName); 17308 } 17309 mHandler.post(new Runnable() { 17310 public void run() { 17311 deletePackageX(packageName, userHandle, 0); 17312 } //end run 17313 }); 17314 } 17315 } 17316 } 17317 17318 /** Called by UserManagerService */ 17319 void createNewUser(int userHandle) { 17320 synchronized (mInstallLock) { 17321 try { 17322 mInstaller.createUserConfig(userHandle); 17323 } catch (InstallerException e) { 17324 Slog.w(TAG, "Failed to create user config", e); 17325 } 17326 mSettings.createNewUserLI(this, mInstaller, userHandle); 17327 } 17328 synchronized (mPackages) { 17329 applyFactoryDefaultBrowserLPw(userHandle); 17330 primeDomainVerificationsLPw(userHandle); 17331 } 17332 } 17333 17334 void newUserCreated(final int userHandle) { 17335 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17336 // If permission review for legacy apps is required, we represent 17337 // dagerous permissions for such apps as always granted runtime 17338 // permissions to keep per user flag state whether review is needed. 17339 // Hence, if a new user is added we have to propagate dangerous 17340 // permission grants for these legacy apps. 17341 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17342 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17343 | UPDATE_PERMISSIONS_REPLACE_ALL); 17344 } 17345 } 17346 17347 @Override 17348 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17349 mContext.enforceCallingOrSelfPermission( 17350 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17351 "Only package verification agents can read the verifier device identity"); 17352 17353 synchronized (mPackages) { 17354 return mSettings.getVerifierDeviceIdentityLPw(); 17355 } 17356 } 17357 17358 @Override 17359 public void setPermissionEnforced(String permission, boolean enforced) { 17360 // TODO: Now that we no longer change GID for storage, this should to away. 17361 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17362 "setPermissionEnforced"); 17363 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17364 synchronized (mPackages) { 17365 if (mSettings.mReadExternalStorageEnforced == null 17366 || mSettings.mReadExternalStorageEnforced != enforced) { 17367 mSettings.mReadExternalStorageEnforced = enforced; 17368 mSettings.writeLPr(); 17369 } 17370 } 17371 // kill any non-foreground processes so we restart them and 17372 // grant/revoke the GID. 17373 final IActivityManager am = ActivityManagerNative.getDefault(); 17374 if (am != null) { 17375 final long token = Binder.clearCallingIdentity(); 17376 try { 17377 am.killProcessesBelowForeground("setPermissionEnforcement"); 17378 } catch (RemoteException e) { 17379 } finally { 17380 Binder.restoreCallingIdentity(token); 17381 } 17382 } 17383 } else { 17384 throw new IllegalArgumentException("No selective enforcement for " + permission); 17385 } 17386 } 17387 17388 @Override 17389 @Deprecated 17390 public boolean isPermissionEnforced(String permission) { 17391 return true; 17392 } 17393 17394 @Override 17395 public boolean isStorageLow() { 17396 final long token = Binder.clearCallingIdentity(); 17397 try { 17398 final DeviceStorageMonitorInternal 17399 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17400 if (dsm != null) { 17401 return dsm.isMemoryLow(); 17402 } else { 17403 return false; 17404 } 17405 } finally { 17406 Binder.restoreCallingIdentity(token); 17407 } 17408 } 17409 17410 @Override 17411 public IPackageInstaller getPackageInstaller() { 17412 return mInstallerService; 17413 } 17414 17415 private boolean userNeedsBadging(int userId) { 17416 int index = mUserNeedsBadging.indexOfKey(userId); 17417 if (index < 0) { 17418 final UserInfo userInfo; 17419 final long token = Binder.clearCallingIdentity(); 17420 try { 17421 userInfo = sUserManager.getUserInfo(userId); 17422 } finally { 17423 Binder.restoreCallingIdentity(token); 17424 } 17425 final boolean b; 17426 if (userInfo != null && userInfo.isManagedProfile()) { 17427 b = true; 17428 } else { 17429 b = false; 17430 } 17431 mUserNeedsBadging.put(userId, b); 17432 return b; 17433 } 17434 return mUserNeedsBadging.valueAt(index); 17435 } 17436 17437 @Override 17438 public KeySet getKeySetByAlias(String packageName, String alias) { 17439 if (packageName == null || alias == null) { 17440 return null; 17441 } 17442 synchronized(mPackages) { 17443 final PackageParser.Package pkg = mPackages.get(packageName); 17444 if (pkg == null) { 17445 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17446 throw new IllegalArgumentException("Unknown package: " + packageName); 17447 } 17448 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17449 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17450 } 17451 } 17452 17453 @Override 17454 public KeySet getSigningKeySet(String packageName) { 17455 if (packageName == null) { 17456 return null; 17457 } 17458 synchronized(mPackages) { 17459 final PackageParser.Package pkg = mPackages.get(packageName); 17460 if (pkg == null) { 17461 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17462 throw new IllegalArgumentException("Unknown package: " + packageName); 17463 } 17464 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17465 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17466 throw new SecurityException("May not access signing KeySet of other apps."); 17467 } 17468 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17469 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17470 } 17471 } 17472 17473 @Override 17474 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17475 if (packageName == null || ks == null) { 17476 return false; 17477 } 17478 synchronized(mPackages) { 17479 final PackageParser.Package pkg = mPackages.get(packageName); 17480 if (pkg == null) { 17481 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17482 throw new IllegalArgumentException("Unknown package: " + packageName); 17483 } 17484 IBinder ksh = ks.getToken(); 17485 if (ksh instanceof KeySetHandle) { 17486 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17487 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17488 } 17489 return false; 17490 } 17491 } 17492 17493 @Override 17494 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17495 if (packageName == null || ks == null) { 17496 return false; 17497 } 17498 synchronized(mPackages) { 17499 final PackageParser.Package pkg = mPackages.get(packageName); 17500 if (pkg == null) { 17501 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17502 throw new IllegalArgumentException("Unknown package: " + packageName); 17503 } 17504 IBinder ksh = ks.getToken(); 17505 if (ksh instanceof KeySetHandle) { 17506 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17507 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17508 } 17509 return false; 17510 } 17511 } 17512 17513 private void deletePackageIfUnusedLPr(final String packageName) { 17514 PackageSetting ps = mSettings.mPackages.get(packageName); 17515 if (ps == null) { 17516 return; 17517 } 17518 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17519 // TODO Implement atomic delete if package is unused 17520 // It is currently possible that the package will be deleted even if it is installed 17521 // after this method returns. 17522 mHandler.post(new Runnable() { 17523 public void run() { 17524 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17525 } 17526 }); 17527 } 17528 } 17529 17530 /** 17531 * Check and throw if the given before/after packages would be considered a 17532 * downgrade. 17533 */ 17534 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17535 throws PackageManagerException { 17536 if (after.versionCode < before.mVersionCode) { 17537 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17538 "Update version code " + after.versionCode + " is older than current " 17539 + before.mVersionCode); 17540 } else if (after.versionCode == before.mVersionCode) { 17541 if (after.baseRevisionCode < before.baseRevisionCode) { 17542 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17543 "Update base revision code " + after.baseRevisionCode 17544 + " is older than current " + before.baseRevisionCode); 17545 } 17546 17547 if (!ArrayUtils.isEmpty(after.splitNames)) { 17548 for (int i = 0; i < after.splitNames.length; i++) { 17549 final String splitName = after.splitNames[i]; 17550 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17551 if (j != -1) { 17552 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17553 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17554 "Update split " + splitName + " revision code " 17555 + after.splitRevisionCodes[i] + " is older than current " 17556 + before.splitRevisionCodes[j]); 17557 } 17558 } 17559 } 17560 } 17561 } 17562 } 17563 17564 private static class MoveCallbacks extends Handler { 17565 private static final int MSG_CREATED = 1; 17566 private static final int MSG_STATUS_CHANGED = 2; 17567 17568 private final RemoteCallbackList<IPackageMoveObserver> 17569 mCallbacks = new RemoteCallbackList<>(); 17570 17571 private final SparseIntArray mLastStatus = new SparseIntArray(); 17572 17573 public MoveCallbacks(Looper looper) { 17574 super(looper); 17575 } 17576 17577 public void register(IPackageMoveObserver callback) { 17578 mCallbacks.register(callback); 17579 } 17580 17581 public void unregister(IPackageMoveObserver callback) { 17582 mCallbacks.unregister(callback); 17583 } 17584 17585 @Override 17586 public void handleMessage(Message msg) { 17587 final SomeArgs args = (SomeArgs) msg.obj; 17588 final int n = mCallbacks.beginBroadcast(); 17589 for (int i = 0; i < n; i++) { 17590 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17591 try { 17592 invokeCallback(callback, msg.what, args); 17593 } catch (RemoteException ignored) { 17594 } 17595 } 17596 mCallbacks.finishBroadcast(); 17597 args.recycle(); 17598 } 17599 17600 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17601 throws RemoteException { 17602 switch (what) { 17603 case MSG_CREATED: { 17604 callback.onCreated(args.argi1, (Bundle) args.arg2); 17605 break; 17606 } 17607 case MSG_STATUS_CHANGED: { 17608 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17609 break; 17610 } 17611 } 17612 } 17613 17614 private void notifyCreated(int moveId, Bundle extras) { 17615 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17616 17617 final SomeArgs args = SomeArgs.obtain(); 17618 args.argi1 = moveId; 17619 args.arg2 = extras; 17620 obtainMessage(MSG_CREATED, args).sendToTarget(); 17621 } 17622 17623 private void notifyStatusChanged(int moveId, int status) { 17624 notifyStatusChanged(moveId, status, -1); 17625 } 17626 17627 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17628 Slog.v(TAG, "Move " + moveId + " status " + status); 17629 17630 final SomeArgs args = SomeArgs.obtain(); 17631 args.argi1 = moveId; 17632 args.argi2 = status; 17633 args.arg3 = estMillis; 17634 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17635 17636 synchronized (mLastStatus) { 17637 mLastStatus.put(moveId, status); 17638 } 17639 } 17640 } 17641 17642 private final static class OnPermissionChangeListeners extends Handler { 17643 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17644 17645 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17646 new RemoteCallbackList<>(); 17647 17648 public OnPermissionChangeListeners(Looper looper) { 17649 super(looper); 17650 } 17651 17652 @Override 17653 public void handleMessage(Message msg) { 17654 switch (msg.what) { 17655 case MSG_ON_PERMISSIONS_CHANGED: { 17656 final int uid = msg.arg1; 17657 handleOnPermissionsChanged(uid); 17658 } break; 17659 } 17660 } 17661 17662 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17663 mPermissionListeners.register(listener); 17664 17665 } 17666 17667 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17668 mPermissionListeners.unregister(listener); 17669 } 17670 17671 public void onPermissionsChanged(int uid) { 17672 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17673 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17674 } 17675 } 17676 17677 private void handleOnPermissionsChanged(int uid) { 17678 final int count = mPermissionListeners.beginBroadcast(); 17679 try { 17680 for (int i = 0; i < count; i++) { 17681 IOnPermissionsChangeListener callback = mPermissionListeners 17682 .getBroadcastItem(i); 17683 try { 17684 callback.onPermissionsChanged(uid); 17685 } catch (RemoteException e) { 17686 Log.e(TAG, "Permission listener is dead", e); 17687 } 17688 } 17689 } finally { 17690 mPermissionListeners.finishBroadcast(); 17691 } 17692 } 17693 } 17694 17695 private class PackageManagerInternalImpl extends PackageManagerInternal { 17696 @Override 17697 public void setLocationPackagesProvider(PackagesProvider provider) { 17698 synchronized (mPackages) { 17699 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17700 } 17701 } 17702 17703 @Override 17704 public void setImePackagesProvider(PackagesProvider provider) { 17705 synchronized (mPackages) { 17706 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17707 } 17708 } 17709 17710 @Override 17711 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17712 synchronized (mPackages) { 17713 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17714 } 17715 } 17716 17717 @Override 17718 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17719 synchronized (mPackages) { 17720 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17721 } 17722 } 17723 17724 @Override 17725 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17726 synchronized (mPackages) { 17727 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17728 } 17729 } 17730 17731 @Override 17732 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17733 synchronized (mPackages) { 17734 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17735 } 17736 } 17737 17738 @Override 17739 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17740 synchronized (mPackages) { 17741 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17742 } 17743 } 17744 17745 @Override 17746 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17747 synchronized (mPackages) { 17748 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17749 packageName, userId); 17750 } 17751 } 17752 17753 @Override 17754 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17755 synchronized (mPackages) { 17756 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17757 packageName, userId); 17758 } 17759 } 17760 17761 @Override 17762 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17763 synchronized (mPackages) { 17764 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17765 packageName, userId); 17766 } 17767 } 17768 17769 @Override 17770 public void setKeepUninstalledPackages(final List<String> packageList) { 17771 Preconditions.checkNotNull(packageList); 17772 List<String> removedFromList = null; 17773 synchronized (mPackages) { 17774 if (mKeepUninstalledPackages != null) { 17775 final int packagesCount = mKeepUninstalledPackages.size(); 17776 for (int i = 0; i < packagesCount; i++) { 17777 String oldPackage = mKeepUninstalledPackages.get(i); 17778 if (packageList != null && packageList.contains(oldPackage)) { 17779 continue; 17780 } 17781 if (removedFromList == null) { 17782 removedFromList = new ArrayList<>(); 17783 } 17784 removedFromList.add(oldPackage); 17785 } 17786 } 17787 mKeepUninstalledPackages = new ArrayList<>(packageList); 17788 if (removedFromList != null) { 17789 final int removedCount = removedFromList.size(); 17790 for (int i = 0; i < removedCount; i++) { 17791 deletePackageIfUnusedLPr(removedFromList.get(i)); 17792 } 17793 } 17794 } 17795 } 17796 17797 @Override 17798 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17799 synchronized (mPackages) { 17800 // If we do not support permission review, done. 17801 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17802 return false; 17803 } 17804 17805 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17806 if (packageSetting == null) { 17807 return false; 17808 } 17809 17810 // Permission review applies only to apps not supporting the new permission model. 17811 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17812 return false; 17813 } 17814 17815 // Legacy apps have the permission and get user consent on launch. 17816 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17817 return permissionsState.isPermissionReviewRequired(userId); 17818 } 17819 } 17820 } 17821 17822 @Override 17823 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17824 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17825 synchronized (mPackages) { 17826 final long identity = Binder.clearCallingIdentity(); 17827 try { 17828 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17829 packageNames, userId); 17830 } finally { 17831 Binder.restoreCallingIdentity(identity); 17832 } 17833 } 17834 } 17835 17836 private static void enforceSystemOrPhoneCaller(String tag) { 17837 int callingUid = Binder.getCallingUid(); 17838 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17839 throw new SecurityException( 17840 "Cannot call " + tag + " from UID " + callingUid); 17841 } 17842 } 17843} 17844