PackageManagerService.java revision e46fbfaf2e5759b54091dd62e2e9cf14a8545fcf
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_DISABLED_COMPONENTS; 63import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 64import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 65import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 66import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 67import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 68import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 69import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 70import static android.content.pm.PackageManager.PERMISSION_DENIED; 71import static android.content.pm.PackageManager.PERMISSION_GRANTED; 72import static android.content.pm.PackageParser.isApkFile; 73import static android.os.Process.PACKAGE_INFO_GID; 74import static android.os.Process.SYSTEM_UID; 75import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 76import static android.system.OsConstants.O_CREAT; 77import static android.system.OsConstants.O_RDWR; 78 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.SomeArgs; 222import com.android.internal.os.Zygote; 223import com.android.internal.util.ArrayUtils; 224import com.android.internal.util.FastPrintWriter; 225import com.android.internal.util.FastXmlSerializer; 226import com.android.internal.util.IndentingPrintWriter; 227import com.android.internal.util.Preconditions; 228import com.android.server.EventLogTags; 229import com.android.server.FgThread; 230import com.android.server.IntentResolver; 231import com.android.server.LocalServices; 232import com.android.server.ServiceThread; 233import com.android.server.SystemConfig; 234import com.android.server.Watchdog; 235import com.android.server.pm.PermissionsState.PermissionState; 236import com.android.server.pm.Settings.DatabaseVersion; 237import com.android.server.pm.Settings.VersionInfo; 238import com.android.server.storage.DeviceStorageMonitorInternal; 239 240import dalvik.system.DexFile; 241import dalvik.system.VMRuntime; 242 243import libcore.io.IoUtils; 244import libcore.util.EmptyArray; 245 246import org.xmlpull.v1.XmlPullParser; 247import org.xmlpull.v1.XmlPullParserException; 248import org.xmlpull.v1.XmlSerializer; 249 250import java.io.BufferedInputStream; 251import java.io.BufferedOutputStream; 252import java.io.BufferedReader; 253import java.io.ByteArrayInputStream; 254import java.io.ByteArrayOutputStream; 255import java.io.File; 256import java.io.FileDescriptor; 257import java.io.FileNotFoundException; 258import java.io.FileOutputStream; 259import java.io.FileReader; 260import java.io.FilenameFilter; 261import java.io.IOException; 262import java.io.InputStream; 263import java.io.PrintWriter; 264import java.nio.charset.StandardCharsets; 265import java.security.MessageDigest; 266import java.security.NoSuchAlgorithmException; 267import java.security.PublicKey; 268import java.security.cert.CertificateEncodingException; 269import java.security.cert.CertificateException; 270import java.text.SimpleDateFormat; 271import java.util.ArrayList; 272import java.util.Arrays; 273import java.util.Collection; 274import java.util.Collections; 275import java.util.Comparator; 276import java.util.Date; 277import java.util.Iterator; 278import java.util.List; 279import java.util.Map; 280import java.util.Objects; 281import java.util.Set; 282import java.util.concurrent.CountDownLatch; 283import java.util.concurrent.TimeUnit; 284import java.util.concurrent.atomic.AtomicBoolean; 285import java.util.concurrent.atomic.AtomicInteger; 286import java.util.concurrent.atomic.AtomicLong; 287 288/** 289 * Keep track of all those .apks everywhere. 290 * 291 * This is very central to the platform's security; please run the unit 292 * tests whenever making modifications here: 293 * 294runtest -c android.content.pm.PackageManagerTests frameworks-core 295 * 296 * {@hide} 297 */ 298public class PackageManagerService extends IPackageManager.Stub { 299 static final String TAG = "PackageManager"; 300 static final boolean DEBUG_SETTINGS = false; 301 static final boolean DEBUG_PREFERRED = false; 302 static final boolean DEBUG_UPGRADE = false; 303 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 304 private static final boolean DEBUG_BACKUP = false; 305 private static final boolean DEBUG_INSTALL = false; 306 private static final boolean DEBUG_REMOVE = false; 307 private static final boolean DEBUG_BROADCASTS = false; 308 private static final boolean DEBUG_SHOW_INFO = false; 309 private static final boolean DEBUG_PACKAGE_INFO = false; 310 private static final boolean DEBUG_INTENT_MATCHING = false; 311 private static final boolean DEBUG_PACKAGE_SCANNING = false; 312 private static final boolean DEBUG_VERIFY = false; 313 private static final boolean DEBUG_DEXOPT = false; 314 private static final boolean DEBUG_ABI_SELECTION = false; 315 private static final boolean DEBUG_EPHEMERAL = false; 316 private static final boolean DEBUG_TRIAGED_MISSING = false; 317 318 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 319 320 private static final int RADIO_UID = Process.PHONE_UID; 321 private static final int LOG_UID = Process.LOG_UID; 322 private static final int NFC_UID = Process.NFC_UID; 323 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 324 private static final int SHELL_UID = Process.SHELL_UID; 325 326 // Cap the size of permission trees that 3rd party apps can define 327 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 328 329 // Suffix used during package installation when copying/moving 330 // package apks to install directory. 331 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 332 333 static final int SCAN_NO_DEX = 1<<1; 334 static final int SCAN_FORCE_DEX = 1<<2; 335 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 336 static final int SCAN_NEW_INSTALL = 1<<4; 337 static final int SCAN_NO_PATHS = 1<<5; 338 static final int SCAN_UPDATE_TIME = 1<<6; 339 static final int SCAN_DEFER_DEX = 1<<7; 340 static final int SCAN_BOOTING = 1<<8; 341 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 342 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 343 static final int SCAN_REPLACING = 1<<11; 344 static final int SCAN_REQUIRE_KNOWN = 1<<12; 345 static final int SCAN_MOVE = 1<<13; 346 static final int SCAN_INITIAL = 1<<14; 347 348 static final int REMOVE_CHATTY = 1<<16; 349 350 private static final int[] EMPTY_INT_ARRAY = new int[0]; 351 352 /** 353 * Timeout (in milliseconds) after which the watchdog should declare that 354 * our handler thread is wedged. The usual default for such things is one 355 * minute but we sometimes do very lengthy I/O operations on this thread, 356 * such as installing multi-gigabyte applications, so ours needs to be longer. 357 */ 358 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 359 360 /** 361 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 362 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 363 * settings entry if available, otherwise we use the hardcoded default. If it's been 364 * more than this long since the last fstrim, we force one during the boot sequence. 365 * 366 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 367 * one gets run at the next available charging+idle time. This final mandatory 368 * no-fstrim check kicks in only of the other scheduling criteria is never met. 369 */ 370 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 371 372 /** 373 * Whether verification is enabled by default. 374 */ 375 private static final boolean DEFAULT_VERIFY_ENABLE = true; 376 377 /** 378 * The default maximum time to wait for the verification agent to return in 379 * milliseconds. 380 */ 381 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 382 383 /** 384 * The default response for package verification timeout. 385 * 386 * This can be either PackageManager.VERIFICATION_ALLOW or 387 * PackageManager.VERIFICATION_REJECT. 388 */ 389 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 390 391 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 392 393 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 394 DEFAULT_CONTAINER_PACKAGE, 395 "com.android.defcontainer.DefaultContainerService"); 396 397 private static final String KILL_APP_REASON_GIDS_CHANGED = 398 "permission grant or revoke changed gids"; 399 400 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 401 "permissions revoked"; 402 403 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 404 405 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 406 407 /** Permission grant: not grant the permission. */ 408 private static final int GRANT_DENIED = 1; 409 410 /** Permission grant: grant the permission as an install permission. */ 411 private static final int GRANT_INSTALL = 2; 412 413 /** Permission grant: grant the permission as a runtime one. */ 414 private static final int GRANT_RUNTIME = 3; 415 416 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 417 private static final int GRANT_UPGRADE = 4; 418 419 /** Canonical intent used to identify what counts as a "web browser" app */ 420 private static final Intent sBrowserIntent; 421 static { 422 sBrowserIntent = new Intent(); 423 sBrowserIntent.setAction(Intent.ACTION_VIEW); 424 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 425 sBrowserIntent.setData(Uri.parse("http:")); 426 } 427 428 final ServiceThread mHandlerThread; 429 430 final PackageHandler mHandler; 431 432 /** 433 * Messages for {@link #mHandler} that need to wait for system ready before 434 * being dispatched. 435 */ 436 private ArrayList<Message> mPostSystemReadyMessages; 437 438 final int mSdkVersion = Build.VERSION.SDK_INT; 439 440 final Context mContext; 441 final boolean mFactoryTest; 442 final boolean mOnlyCore; 443 final DisplayMetrics mMetrics; 444 final int mDefParseFlags; 445 final String[] mSeparateProcesses; 446 final boolean mIsUpgrade; 447 448 /** The location for ASEC container files on internal storage. */ 449 final String mAsecInternalPath; 450 451 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 452 // LOCK HELD. Can be called with mInstallLock held. 453 @GuardedBy("mInstallLock") 454 final Installer mInstaller; 455 456 /** Directory where installed third-party apps stored */ 457 final File mAppInstallDir; 458 final File mEphemeralInstallDir; 459 460 /** 461 * Directory to which applications installed internally have their 462 * 32 bit native libraries copied. 463 */ 464 private File mAppLib32InstallDir; 465 466 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 467 // apps. 468 final File mDrmAppPrivateInstallDir; 469 470 // ---------------------------------------------------------------- 471 472 // Lock for state used when installing and doing other long running 473 // operations. Methods that must be called with this lock held have 474 // the suffix "LI". 475 final Object mInstallLock = new Object(); 476 477 // ---------------------------------------------------------------- 478 479 // Keys are String (package name), values are Package. This also serves 480 // as the lock for the global state. Methods that must be called with 481 // this lock held have the prefix "LP". 482 @GuardedBy("mPackages") 483 final ArrayMap<String, PackageParser.Package> mPackages = 484 new ArrayMap<String, PackageParser.Package>(); 485 486 // Tracks available target package names -> overlay package paths. 487 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 488 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 489 490 /** 491 * Tracks new system packages [received in an OTA] that we expect to 492 * find updated user-installed versions. Keys are package name, values 493 * are package location. 494 */ 495 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 496 497 /** 498 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 499 */ 500 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 501 /** 502 * Whether or not system app permissions should be promoted from install to runtime. 503 */ 504 boolean mPromoteSystemApps; 505 506 final Settings mSettings; 507 boolean mRestoredSettings; 508 509 // System configuration read by SystemConfig. 510 final int[] mGlobalGids; 511 final SparseArray<ArraySet<String>> mSystemPermissions; 512 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 513 514 // If mac_permissions.xml was found for seinfo labeling. 515 boolean mFoundPolicyFile; 516 517 // If a recursive restorecon of /data/data/<pkg> is needed. 518 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 519 520 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 521 522 public static final class SharedLibraryEntry { 523 public final String path; 524 public final String apk; 525 526 SharedLibraryEntry(String _path, String _apk) { 527 path = _path; 528 apk = _apk; 529 } 530 } 531 532 // Currently known shared libraries. 533 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 534 new ArrayMap<String, SharedLibraryEntry>(); 535 536 // All available activities, for your resolving pleasure. 537 final ActivityIntentResolver mActivities = 538 new ActivityIntentResolver(); 539 540 // All available receivers, for your resolving pleasure. 541 final ActivityIntentResolver mReceivers = 542 new ActivityIntentResolver(); 543 544 // All available services, for your resolving pleasure. 545 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 546 547 // All available providers, for your resolving pleasure. 548 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 549 550 // Mapping from provider base names (first directory in content URI codePath) 551 // to the provider information. 552 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 553 new ArrayMap<String, PackageParser.Provider>(); 554 555 // Mapping from instrumentation class names to info about them. 556 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 557 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 558 559 // Mapping from permission names to info about them. 560 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 561 new ArrayMap<String, PackageParser.PermissionGroup>(); 562 563 // Packages whose data we have transfered into another package, thus 564 // should no longer exist. 565 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 566 567 // Broadcast actions that are only available to the system. 568 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 569 570 /** List of packages waiting for verification. */ 571 final SparseArray<PackageVerificationState> mPendingVerification 572 = new SparseArray<PackageVerificationState>(); 573 574 /** Set of packages associated with each app op permission. */ 575 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 576 577 final PackageInstallerService mInstallerService; 578 579 private final PackageDexOptimizer mPackageDexOptimizer; 580 581 private AtomicInteger mNextMoveId = new AtomicInteger(); 582 private final MoveCallbacks mMoveCallbacks; 583 584 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 585 586 // Cache of users who need badging. 587 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 588 589 /** Token for keys in mPendingVerification. */ 590 private int mPendingVerificationToken = 0; 591 592 volatile boolean mSystemReady; 593 volatile boolean mSafeMode; 594 volatile boolean mHasSystemUidErrors; 595 596 ApplicationInfo mAndroidApplication; 597 final ActivityInfo mResolveActivity = new ActivityInfo(); 598 final ResolveInfo mResolveInfo = new ResolveInfo(); 599 ComponentName mResolveComponentName; 600 PackageParser.Package mPlatformPackage; 601 ComponentName mCustomResolverComponentName; 602 603 boolean mResolverReplaced = false; 604 605 private final @Nullable ComponentName mIntentFilterVerifierComponent; 606 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 607 608 private int mIntentFilterVerificationToken = 0; 609 610 /** Component that knows whether or not an ephemeral application exists */ 611 final ComponentName mEphemeralResolverComponent; 612 /** The service connection to the ephemeral resolver */ 613 final EphemeralResolverConnection mEphemeralResolverConnection; 614 615 /** Component used to install ephemeral applications */ 616 final ComponentName mEphemeralInstallerComponent; 617 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 618 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 619 620 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 621 = new SparseArray<IntentFilterVerificationState>(); 622 623 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 624 new DefaultPermissionGrantPolicy(this); 625 626 // List of packages names to keep cached, even if they are uninstalled for all users 627 private List<String> mKeepUninstalledPackages; 628 629 private static class IFVerificationParams { 630 PackageParser.Package pkg; 631 boolean replacing; 632 int userId; 633 int verifierUid; 634 635 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 636 int _userId, int _verifierUid) { 637 pkg = _pkg; 638 replacing = _replacing; 639 userId = _userId; 640 replacing = _replacing; 641 verifierUid = _verifierUid; 642 } 643 } 644 645 private interface IntentFilterVerifier<T extends IntentFilter> { 646 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 647 T filter, String packageName); 648 void startVerifications(int userId); 649 void receiveVerificationResponse(int verificationId); 650 } 651 652 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 653 private Context mContext; 654 private ComponentName mIntentFilterVerifierComponent; 655 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 656 657 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 658 mContext = context; 659 mIntentFilterVerifierComponent = verifierComponent; 660 } 661 662 private String getDefaultScheme() { 663 return IntentFilter.SCHEME_HTTPS; 664 } 665 666 @Override 667 public void startVerifications(int userId) { 668 // Launch verifications requests 669 int count = mCurrentIntentFilterVerifications.size(); 670 for (int n=0; n<count; n++) { 671 int verificationId = mCurrentIntentFilterVerifications.get(n); 672 final IntentFilterVerificationState ivs = 673 mIntentFilterVerificationStates.get(verificationId); 674 675 String packageName = ivs.getPackageName(); 676 677 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 678 final int filterCount = filters.size(); 679 ArraySet<String> domainsSet = new ArraySet<>(); 680 for (int m=0; m<filterCount; m++) { 681 PackageParser.ActivityIntentInfo filter = filters.get(m); 682 domainsSet.addAll(filter.getHostsList()); 683 } 684 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 685 synchronized (mPackages) { 686 if (mSettings.createIntentFilterVerificationIfNeededLPw( 687 packageName, domainsList) != null) { 688 scheduleWriteSettingsLocked(); 689 } 690 } 691 sendVerificationRequest(userId, verificationId, ivs); 692 } 693 mCurrentIntentFilterVerifications.clear(); 694 } 695 696 private void sendVerificationRequest(int userId, int verificationId, 697 IntentFilterVerificationState ivs) { 698 699 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 702 verificationId); 703 verificationIntent.putExtra( 704 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 705 getDefaultScheme()); 706 verificationIntent.putExtra( 707 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 708 ivs.getHostsString()); 709 verificationIntent.putExtra( 710 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 711 ivs.getPackageName()); 712 verificationIntent.setComponent(mIntentFilterVerifierComponent); 713 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 714 715 UserHandle user = new UserHandle(userId); 716 mContext.sendBroadcastAsUser(verificationIntent, user); 717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 718 "Sending IntentFilter verification broadcast"); 719 } 720 721 public void receiveVerificationResponse(int verificationId) { 722 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 723 724 final boolean verified = ivs.isVerified(); 725 726 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 727 final int count = filters.size(); 728 if (DEBUG_DOMAIN_VERIFICATION) { 729 Slog.i(TAG, "Received verification response " + verificationId 730 + " for " + count + " filters, verified=" + verified); 731 } 732 for (int n=0; n<count; n++) { 733 PackageParser.ActivityIntentInfo filter = filters.get(n); 734 filter.setVerified(verified); 735 736 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 737 + " verified with result:" + verified + " and hosts:" 738 + ivs.getHostsString()); 739 } 740 741 mIntentFilterVerificationStates.remove(verificationId); 742 743 final String packageName = ivs.getPackageName(); 744 IntentFilterVerificationInfo ivi = null; 745 746 synchronized (mPackages) { 747 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 748 } 749 if (ivi == null) { 750 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 751 + verificationId + " packageName:" + packageName); 752 return; 753 } 754 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 755 "Updating IntentFilterVerificationInfo for package " + packageName 756 +" verificationId:" + verificationId); 757 758 synchronized (mPackages) { 759 if (verified) { 760 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 761 } else { 762 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 763 } 764 scheduleWriteSettingsLocked(); 765 766 final int userId = ivs.getUserId(); 767 if (userId != UserHandle.USER_ALL) { 768 final int userStatus = 769 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 770 771 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 772 boolean needUpdate = false; 773 774 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 775 // already been set by the User thru the Disambiguation dialog 776 switch (userStatus) { 777 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 778 if (verified) { 779 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 780 } else { 781 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 782 } 783 needUpdate = true; 784 break; 785 786 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 787 if (verified) { 788 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 789 needUpdate = true; 790 } 791 break; 792 793 default: 794 // Nothing to do 795 } 796 797 if (needUpdate) { 798 mSettings.updateIntentFilterVerificationStatusLPw( 799 packageName, updatedStatus, userId); 800 scheduleWritePackageRestrictionsLocked(userId); 801 } 802 } 803 } 804 } 805 806 @Override 807 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 808 ActivityIntentInfo filter, String packageName) { 809 if (!hasValidDomains(filter)) { 810 return false; 811 } 812 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 813 if (ivs == null) { 814 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 815 packageName); 816 } 817 if (DEBUG_DOMAIN_VERIFICATION) { 818 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 819 } 820 ivs.addFilter(filter); 821 return true; 822 } 823 824 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 825 int userId, int verificationId, String packageName) { 826 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 827 verifierUid, userId, packageName); 828 ivs.setPendingState(); 829 synchronized (mPackages) { 830 mIntentFilterVerificationStates.append(verificationId, ivs); 831 mCurrentIntentFilterVerifications.add(verificationId); 832 } 833 return ivs; 834 } 835 } 836 837 private static boolean hasValidDomains(ActivityIntentInfo filter) { 838 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 839 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 840 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 841 } 842 843 // Set of pending broadcasts for aggregating enable/disable of components. 844 static class PendingPackageBroadcasts { 845 // for each user id, a map of <package name -> components within that package> 846 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 847 848 public PendingPackageBroadcasts() { 849 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 850 } 851 852 public ArrayList<String> get(int userId, String packageName) { 853 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 854 return packages.get(packageName); 855 } 856 857 public void put(int userId, String packageName, ArrayList<String> components) { 858 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 859 packages.put(packageName, components); 860 } 861 862 public void remove(int userId, String packageName) { 863 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 864 if (packages != null) { 865 packages.remove(packageName); 866 } 867 } 868 869 public void remove(int userId) { 870 mUidMap.remove(userId); 871 } 872 873 public int userIdCount() { 874 return mUidMap.size(); 875 } 876 877 public int userIdAt(int n) { 878 return mUidMap.keyAt(n); 879 } 880 881 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 882 return mUidMap.get(userId); 883 } 884 885 public int size() { 886 // total number of pending broadcast entries across all userIds 887 int num = 0; 888 for (int i = 0; i< mUidMap.size(); i++) { 889 num += mUidMap.valueAt(i).size(); 890 } 891 return num; 892 } 893 894 public void clear() { 895 mUidMap.clear(); 896 } 897 898 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 899 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 900 if (map == null) { 901 map = new ArrayMap<String, ArrayList<String>>(); 902 mUidMap.put(userId, map); 903 } 904 return map; 905 } 906 } 907 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 908 909 // Service Connection to remote media container service to copy 910 // package uri's from external media onto secure containers 911 // or internal storage. 912 private IMediaContainerService mContainerService = null; 913 914 static final int SEND_PENDING_BROADCAST = 1; 915 static final int MCS_BOUND = 3; 916 static final int END_COPY = 4; 917 static final int INIT_COPY = 5; 918 static final int MCS_UNBIND = 6; 919 static final int START_CLEANING_PACKAGE = 7; 920 static final int FIND_INSTALL_LOC = 8; 921 static final int POST_INSTALL = 9; 922 static final int MCS_RECONNECT = 10; 923 static final int MCS_GIVE_UP = 11; 924 static final int UPDATED_MEDIA_STATUS = 12; 925 static final int WRITE_SETTINGS = 13; 926 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 927 static final int PACKAGE_VERIFIED = 15; 928 static final int CHECK_PENDING_VERIFICATION = 16; 929 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 930 static final int INTENT_FILTER_VERIFIED = 18; 931 932 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 933 934 // Delay time in millisecs 935 static final int BROADCAST_DELAY = 10 * 1000; 936 937 static UserManagerService sUserManager; 938 939 // Stores a list of users whose package restrictions file needs to be updated 940 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 941 942 final private DefaultContainerConnection mDefContainerConn = 943 new DefaultContainerConnection(); 944 class DefaultContainerConnection implements ServiceConnection { 945 public void onServiceConnected(ComponentName name, IBinder service) { 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 947 IMediaContainerService imcs = 948 IMediaContainerService.Stub.asInterface(service); 949 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 950 } 951 952 public void onServiceDisconnected(ComponentName name) { 953 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 954 } 955 } 956 957 // Recordkeeping of restore-after-install operations that are currently in flight 958 // between the Package Manager and the Backup Manager 959 static class PostInstallData { 960 public InstallArgs args; 961 public PackageInstalledInfo res; 962 963 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 964 args = _a; 965 res = _r; 966 } 967 } 968 969 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 970 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 971 972 // XML tags for backup/restore of various bits of state 973 private static final String TAG_PREFERRED_BACKUP = "pa"; 974 private static final String TAG_DEFAULT_APPS = "da"; 975 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 976 977 final @Nullable String mRequiredVerifierPackage; 978 final @Nullable String mRequiredInstallerPackage; 979 980 private final PackageUsage mPackageUsage = new PackageUsage(); 981 982 private class PackageUsage { 983 private static final int WRITE_INTERVAL 984 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 985 986 private final Object mFileLock = new Object(); 987 private final AtomicLong mLastWritten = new AtomicLong(0); 988 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 989 990 private boolean mIsHistoricalPackageUsageAvailable = true; 991 992 boolean isHistoricalPackageUsageAvailable() { 993 return mIsHistoricalPackageUsageAvailable; 994 } 995 996 void write(boolean force) { 997 if (force) { 998 writeInternal(); 999 return; 1000 } 1001 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1002 && !DEBUG_DEXOPT) { 1003 return; 1004 } 1005 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1006 new Thread("PackageUsage_DiskWriter") { 1007 @Override 1008 public void run() { 1009 try { 1010 writeInternal(); 1011 } finally { 1012 mBackgroundWriteRunning.set(false); 1013 } 1014 } 1015 }.start(); 1016 } 1017 } 1018 1019 private void writeInternal() { 1020 synchronized (mPackages) { 1021 synchronized (mFileLock) { 1022 AtomicFile file = getFile(); 1023 FileOutputStream f = null; 1024 try { 1025 f = file.startWrite(); 1026 BufferedOutputStream out = new BufferedOutputStream(f); 1027 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1028 StringBuilder sb = new StringBuilder(); 1029 for (PackageParser.Package pkg : mPackages.values()) { 1030 if (pkg.mLastPackageUsageTimeInMills == 0) { 1031 continue; 1032 } 1033 sb.setLength(0); 1034 sb.append(pkg.packageName); 1035 sb.append(' '); 1036 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1037 sb.append('\n'); 1038 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1039 } 1040 out.flush(); 1041 file.finishWrite(f); 1042 } catch (IOException e) { 1043 if (f != null) { 1044 file.failWrite(f); 1045 } 1046 Log.e(TAG, "Failed to write package usage times", e); 1047 } 1048 } 1049 } 1050 mLastWritten.set(SystemClock.elapsedRealtime()); 1051 } 1052 1053 void readLP() { 1054 synchronized (mFileLock) { 1055 AtomicFile file = getFile(); 1056 BufferedInputStream in = null; 1057 try { 1058 in = new BufferedInputStream(file.openRead()); 1059 StringBuffer sb = new StringBuffer(); 1060 while (true) { 1061 String packageName = readToken(in, sb, ' '); 1062 if (packageName == null) { 1063 break; 1064 } 1065 String timeInMillisString = readToken(in, sb, '\n'); 1066 if (timeInMillisString == null) { 1067 throw new IOException("Failed to find last usage time for package " 1068 + packageName); 1069 } 1070 PackageParser.Package pkg = mPackages.get(packageName); 1071 if (pkg == null) { 1072 continue; 1073 } 1074 long timeInMillis; 1075 try { 1076 timeInMillis = Long.parseLong(timeInMillisString); 1077 } catch (NumberFormatException e) { 1078 throw new IOException("Failed to parse " + timeInMillisString 1079 + " as a long.", e); 1080 } 1081 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1082 } 1083 } catch (FileNotFoundException expected) { 1084 mIsHistoricalPackageUsageAvailable = false; 1085 } catch (IOException e) { 1086 Log.w(TAG, "Failed to read package usage times", e); 1087 } finally { 1088 IoUtils.closeQuietly(in); 1089 } 1090 } 1091 mLastWritten.set(SystemClock.elapsedRealtime()); 1092 } 1093 1094 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1095 throws IOException { 1096 sb.setLength(0); 1097 while (true) { 1098 int ch = in.read(); 1099 if (ch == -1) { 1100 if (sb.length() == 0) { 1101 return null; 1102 } 1103 throw new IOException("Unexpected EOF"); 1104 } 1105 if (ch == endOfToken) { 1106 return sb.toString(); 1107 } 1108 sb.append((char)ch); 1109 } 1110 } 1111 1112 private AtomicFile getFile() { 1113 File dataDir = Environment.getDataDirectory(); 1114 File systemDir = new File(dataDir, "system"); 1115 File fname = new File(systemDir, "package-usage.list"); 1116 return new AtomicFile(fname); 1117 } 1118 } 1119 1120 class PackageHandler extends Handler { 1121 private boolean mBound = false; 1122 final ArrayList<HandlerParams> mPendingInstalls = 1123 new ArrayList<HandlerParams>(); 1124 1125 private boolean connectToService() { 1126 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1127 " DefaultContainerService"); 1128 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1130 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1131 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1132 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1133 mBound = true; 1134 return true; 1135 } 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1137 return false; 1138 } 1139 1140 private void disconnectService() { 1141 mContainerService = null; 1142 mBound = false; 1143 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1144 mContext.unbindService(mDefContainerConn); 1145 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1146 } 1147 1148 PackageHandler(Looper looper) { 1149 super(looper); 1150 } 1151 1152 public void handleMessage(Message msg) { 1153 try { 1154 doHandleMessage(msg); 1155 } finally { 1156 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1157 } 1158 } 1159 1160 void doHandleMessage(Message msg) { 1161 switch (msg.what) { 1162 case INIT_COPY: { 1163 HandlerParams params = (HandlerParams) msg.obj; 1164 int idx = mPendingInstalls.size(); 1165 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1166 // If a bind was already initiated we dont really 1167 // need to do anything. The pending install 1168 // will be processed later on. 1169 if (!mBound) { 1170 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1171 System.identityHashCode(mHandler)); 1172 // If this is the only one pending we might 1173 // have to bind to the service again. 1174 if (!connectToService()) { 1175 Slog.e(TAG, "Failed to bind to media container service"); 1176 params.serviceError(); 1177 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1178 System.identityHashCode(mHandler)); 1179 if (params.traceMethod != null) { 1180 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1181 params.traceCookie); 1182 } 1183 return; 1184 } else { 1185 // Once we bind to the service, the first 1186 // pending request will be processed. 1187 mPendingInstalls.add(idx, params); 1188 } 1189 } else { 1190 mPendingInstalls.add(idx, params); 1191 // Already bound to the service. Just make 1192 // sure we trigger off processing the first request. 1193 if (idx == 0) { 1194 mHandler.sendEmptyMessage(MCS_BOUND); 1195 } 1196 } 1197 break; 1198 } 1199 case MCS_BOUND: { 1200 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1201 if (msg.obj != null) { 1202 mContainerService = (IMediaContainerService) msg.obj; 1203 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1204 System.identityHashCode(mHandler)); 1205 } 1206 if (mContainerService == null) { 1207 if (!mBound) { 1208 // Something seriously wrong since we are not bound and we are not 1209 // waiting for connection. Bail out. 1210 Slog.e(TAG, "Cannot bind to media container service"); 1211 for (HandlerParams params : mPendingInstalls) { 1212 // Indicate service bind error 1213 params.serviceError(); 1214 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1215 System.identityHashCode(params)); 1216 if (params.traceMethod != null) { 1217 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1218 params.traceMethod, params.traceCookie); 1219 } 1220 return; 1221 } 1222 mPendingInstalls.clear(); 1223 } else { 1224 Slog.w(TAG, "Waiting to connect to media container service"); 1225 } 1226 } else if (mPendingInstalls.size() > 0) { 1227 HandlerParams params = mPendingInstalls.get(0); 1228 if (params != null) { 1229 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1230 System.identityHashCode(params)); 1231 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1232 if (params.startCopy()) { 1233 // We are done... look for more work or to 1234 // go idle. 1235 if (DEBUG_SD_INSTALL) Log.i(TAG, 1236 "Checking for more work or unbind..."); 1237 // Delete pending install 1238 if (mPendingInstalls.size() > 0) { 1239 mPendingInstalls.remove(0); 1240 } 1241 if (mPendingInstalls.size() == 0) { 1242 if (mBound) { 1243 if (DEBUG_SD_INSTALL) Log.i(TAG, 1244 "Posting delayed MCS_UNBIND"); 1245 removeMessages(MCS_UNBIND); 1246 Message ubmsg = obtainMessage(MCS_UNBIND); 1247 // Unbind after a little delay, to avoid 1248 // continual thrashing. 1249 sendMessageDelayed(ubmsg, 10000); 1250 } 1251 } else { 1252 // There are more pending requests in queue. 1253 // Just post MCS_BOUND message to trigger processing 1254 // of next pending install. 1255 if (DEBUG_SD_INSTALL) Log.i(TAG, 1256 "Posting MCS_BOUND for next work"); 1257 mHandler.sendEmptyMessage(MCS_BOUND); 1258 } 1259 } 1260 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1261 } 1262 } else { 1263 // Should never happen ideally. 1264 Slog.w(TAG, "Empty queue"); 1265 } 1266 break; 1267 } 1268 case MCS_RECONNECT: { 1269 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1270 if (mPendingInstalls.size() > 0) { 1271 if (mBound) { 1272 disconnectService(); 1273 } 1274 if (!connectToService()) { 1275 Slog.e(TAG, "Failed to bind to media container service"); 1276 for (HandlerParams params : mPendingInstalls) { 1277 // Indicate service bind error 1278 params.serviceError(); 1279 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1280 System.identityHashCode(params)); 1281 } 1282 mPendingInstalls.clear(); 1283 } 1284 } 1285 break; 1286 } 1287 case MCS_UNBIND: { 1288 // If there is no actual work left, then time to unbind. 1289 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1290 1291 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1292 if (mBound) { 1293 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1294 1295 disconnectService(); 1296 } 1297 } else if (mPendingInstalls.size() > 0) { 1298 // There are more pending requests in queue. 1299 // Just post MCS_BOUND message to trigger processing 1300 // of next pending install. 1301 mHandler.sendEmptyMessage(MCS_BOUND); 1302 } 1303 1304 break; 1305 } 1306 case MCS_GIVE_UP: { 1307 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1308 HandlerParams params = mPendingInstalls.remove(0); 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1310 System.identityHashCode(params)); 1311 break; 1312 } 1313 case SEND_PENDING_BROADCAST: { 1314 String packages[]; 1315 ArrayList<String> components[]; 1316 int size = 0; 1317 int uids[]; 1318 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1319 synchronized (mPackages) { 1320 if (mPendingBroadcasts == null) { 1321 return; 1322 } 1323 size = mPendingBroadcasts.size(); 1324 if (size <= 0) { 1325 // Nothing to be done. Just return 1326 return; 1327 } 1328 packages = new String[size]; 1329 components = new ArrayList[size]; 1330 uids = new int[size]; 1331 int i = 0; // filling out the above arrays 1332 1333 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1334 int packageUserId = mPendingBroadcasts.userIdAt(n); 1335 Iterator<Map.Entry<String, ArrayList<String>>> it 1336 = mPendingBroadcasts.packagesForUserId(packageUserId) 1337 .entrySet().iterator(); 1338 while (it.hasNext() && i < size) { 1339 Map.Entry<String, ArrayList<String>> ent = it.next(); 1340 packages[i] = ent.getKey(); 1341 components[i] = ent.getValue(); 1342 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1343 uids[i] = (ps != null) 1344 ? UserHandle.getUid(packageUserId, ps.appId) 1345 : -1; 1346 i++; 1347 } 1348 } 1349 size = i; 1350 mPendingBroadcasts.clear(); 1351 } 1352 // Send broadcasts 1353 for (int i = 0; i < size; i++) { 1354 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1355 } 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1357 break; 1358 } 1359 case START_CLEANING_PACKAGE: { 1360 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1361 final String packageName = (String)msg.obj; 1362 final int userId = msg.arg1; 1363 final boolean andCode = msg.arg2 != 0; 1364 synchronized (mPackages) { 1365 if (userId == UserHandle.USER_ALL) { 1366 int[] users = sUserManager.getUserIds(); 1367 for (int user : users) { 1368 mSettings.addPackageToCleanLPw( 1369 new PackageCleanItem(user, packageName, andCode)); 1370 } 1371 } else { 1372 mSettings.addPackageToCleanLPw( 1373 new PackageCleanItem(userId, packageName, andCode)); 1374 } 1375 } 1376 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1377 startCleaningPackages(); 1378 } break; 1379 case POST_INSTALL: { 1380 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1381 1382 PostInstallData data = mRunningInstalls.get(msg.arg1); 1383 mRunningInstalls.delete(msg.arg1); 1384 boolean deleteOld = false; 1385 1386 if (data != null) { 1387 InstallArgs args = data.args; 1388 PackageInstalledInfo res = data.res; 1389 1390 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1391 final String packageName = res.pkg.applicationInfo.packageName; 1392 res.removedInfo.sendBroadcast(false, true, false); 1393 Bundle extras = new Bundle(1); 1394 extras.putInt(Intent.EXTRA_UID, res.uid); 1395 1396 // Now that we successfully installed the package, grant runtime 1397 // permissions if requested before broadcasting the install. 1398 if ((args.installFlags 1399 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1400 && res.pkg.applicationInfo.targetSdkVersion 1401 >= Build.VERSION_CODES.M) { 1402 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1403 args.installGrantPermissions); 1404 } 1405 1406 synchronized (mPackages) { 1407 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1408 } 1409 1410 // Determine the set of users who are adding this 1411 // package for the first time vs. those who are seeing 1412 // an update. 1413 int[] firstUsers; 1414 int[] updateUsers = new int[0]; 1415 if (res.origUsers == null || res.origUsers.length == 0) { 1416 firstUsers = res.newUsers; 1417 } else { 1418 firstUsers = new int[0]; 1419 for (int i=0; i<res.newUsers.length; i++) { 1420 int user = res.newUsers[i]; 1421 boolean isNew = true; 1422 for (int j=0; j<res.origUsers.length; j++) { 1423 if (res.origUsers[j] == user) { 1424 isNew = false; 1425 break; 1426 } 1427 } 1428 if (isNew) { 1429 int[] newFirst = new int[firstUsers.length+1]; 1430 System.arraycopy(firstUsers, 0, newFirst, 0, 1431 firstUsers.length); 1432 newFirst[firstUsers.length] = user; 1433 firstUsers = newFirst; 1434 } else { 1435 int[] newUpdate = new int[updateUsers.length+1]; 1436 System.arraycopy(updateUsers, 0, newUpdate, 0, 1437 updateUsers.length); 1438 newUpdate[updateUsers.length] = user; 1439 updateUsers = newUpdate; 1440 } 1441 } 1442 } 1443 // don't broadcast for ephemeral installs/updates 1444 final boolean isEphemeral = isEphemeral(res.pkg); 1445 if (!isEphemeral) { 1446 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1447 extras, 0 /*flags*/, null /*targetPackage*/, 1448 null /*finishedReceiver*/, firstUsers); 1449 } 1450 final boolean update = res.removedInfo.removedPackage != null; 1451 if (update) { 1452 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1453 } 1454 if (!isEphemeral) { 1455 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1456 extras, 0 /*flags*/, null /*targetPackage*/, 1457 null /*finishedReceiver*/, updateUsers); 1458 } 1459 if (update) { 1460 if (!isEphemeral) { 1461 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1462 packageName, extras, 0 /*flags*/, 1463 null /*targetPackage*/, null /*finishedReceiver*/, 1464 updateUsers); 1465 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1466 null /*package*/, null /*extras*/, 0 /*flags*/, 1467 packageName /*targetPackage*/, 1468 null /*finishedReceiver*/, updateUsers); 1469 } 1470 1471 // treat asec-hosted packages like removable media on upgrade 1472 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1473 if (DEBUG_INSTALL) { 1474 Slog.i(TAG, "upgrading pkg " + res.pkg 1475 + " is ASEC-hosted -> AVAILABLE"); 1476 } 1477 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1478 ArrayList<String> pkgList = new ArrayList<String>(1); 1479 pkgList.add(packageName); 1480 sendResourcesChangedBroadcast(true, true, 1481 pkgList,uidArray, null); 1482 } 1483 } 1484 if (res.removedInfo.args != null) { 1485 // Remove the replaced package's older resources safely now 1486 deleteOld = true; 1487 } 1488 1489 // If this app is a browser and it's newly-installed for some 1490 // users, clear any default-browser state in those users 1491 if (firstUsers.length > 0) { 1492 // the app's nature doesn't depend on the user, so we can just 1493 // check its browser nature in any user and generalize. 1494 if (packageIsBrowser(packageName, firstUsers[0])) { 1495 synchronized (mPackages) { 1496 for (int userId : firstUsers) { 1497 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1498 } 1499 } 1500 } 1501 } 1502 // Log current value of "unknown sources" setting 1503 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1504 getUnknownSourcesSettings()); 1505 } 1506 // Force a gc to clear up things 1507 Runtime.getRuntime().gc(); 1508 // We delete after a gc for applications on sdcard. 1509 if (deleteOld) { 1510 synchronized (mInstallLock) { 1511 res.removedInfo.args.doPostDeleteLI(true); 1512 } 1513 } 1514 if (args.observer != null) { 1515 try { 1516 Bundle extras = extrasForInstallResult(res); 1517 args.observer.onPackageInstalled(res.name, res.returnCode, 1518 res.returnMsg, extras); 1519 } catch (RemoteException e) { 1520 Slog.i(TAG, "Observer no longer exists."); 1521 } 1522 } 1523 if (args.traceMethod != null) { 1524 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1525 args.traceCookie); 1526 } 1527 return; 1528 } else { 1529 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1530 } 1531 1532 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1533 } break; 1534 case UPDATED_MEDIA_STATUS: { 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1536 boolean reportStatus = msg.arg1 == 1; 1537 boolean doGc = msg.arg2 == 1; 1538 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1539 if (doGc) { 1540 // Force a gc to clear up stale containers. 1541 Runtime.getRuntime().gc(); 1542 } 1543 if (msg.obj != null) { 1544 @SuppressWarnings("unchecked") 1545 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1547 // Unload containers 1548 unloadAllContainers(args); 1549 } 1550 if (reportStatus) { 1551 try { 1552 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1553 PackageHelper.getMountService().finishMediaUpdate(); 1554 } catch (RemoteException e) { 1555 Log.e(TAG, "MountService not running?"); 1556 } 1557 } 1558 } break; 1559 case WRITE_SETTINGS: { 1560 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1561 synchronized (mPackages) { 1562 removeMessages(WRITE_SETTINGS); 1563 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1564 mSettings.writeLPr(); 1565 mDirtyUsers.clear(); 1566 } 1567 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1568 } break; 1569 case WRITE_PACKAGE_RESTRICTIONS: { 1570 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1571 synchronized (mPackages) { 1572 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1573 for (int userId : mDirtyUsers) { 1574 mSettings.writePackageRestrictionsLPr(userId); 1575 } 1576 mDirtyUsers.clear(); 1577 } 1578 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1579 } break; 1580 case CHECK_PENDING_VERIFICATION: { 1581 final int verificationId = msg.arg1; 1582 final PackageVerificationState state = mPendingVerification.get(verificationId); 1583 1584 if ((state != null) && !state.timeoutExtended()) { 1585 final InstallArgs args = state.getInstallArgs(); 1586 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1587 1588 Slog.i(TAG, "Verification timed out for " + originUri); 1589 mPendingVerification.remove(verificationId); 1590 1591 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1592 1593 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1594 Slog.i(TAG, "Continuing with installation of " + originUri); 1595 state.setVerifierResponse(Binder.getCallingUid(), 1596 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1597 broadcastPackageVerified(verificationId, originUri, 1598 PackageManager.VERIFICATION_ALLOW, 1599 state.getInstallArgs().getUser()); 1600 try { 1601 ret = args.copyApk(mContainerService, true); 1602 } catch (RemoteException e) { 1603 Slog.e(TAG, "Could not contact the ContainerService"); 1604 } 1605 } else { 1606 broadcastPackageVerified(verificationId, originUri, 1607 PackageManager.VERIFICATION_REJECT, 1608 state.getInstallArgs().getUser()); 1609 } 1610 1611 Trace.asyncTraceEnd( 1612 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1613 1614 processPendingInstall(args, ret); 1615 mHandler.sendEmptyMessage(MCS_UNBIND); 1616 } 1617 break; 1618 } 1619 case PACKAGE_VERIFIED: { 1620 final int verificationId = msg.arg1; 1621 1622 final PackageVerificationState state = mPendingVerification.get(verificationId); 1623 if (state == null) { 1624 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1625 break; 1626 } 1627 1628 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1629 1630 state.setVerifierResponse(response.callerUid, response.code); 1631 1632 if (state.isVerificationComplete()) { 1633 mPendingVerification.remove(verificationId); 1634 1635 final InstallArgs args = state.getInstallArgs(); 1636 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1637 1638 int ret; 1639 if (state.isInstallAllowed()) { 1640 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1641 broadcastPackageVerified(verificationId, originUri, 1642 response.code, state.getInstallArgs().getUser()); 1643 try { 1644 ret = args.copyApk(mContainerService, true); 1645 } catch (RemoteException e) { 1646 Slog.e(TAG, "Could not contact the ContainerService"); 1647 } 1648 } else { 1649 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1650 } 1651 1652 Trace.asyncTraceEnd( 1653 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1654 1655 processPendingInstall(args, ret); 1656 mHandler.sendEmptyMessage(MCS_UNBIND); 1657 } 1658 1659 break; 1660 } 1661 case START_INTENT_FILTER_VERIFICATIONS: { 1662 IFVerificationParams params = (IFVerificationParams) msg.obj; 1663 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1664 params.replacing, params.pkg); 1665 break; 1666 } 1667 case INTENT_FILTER_VERIFIED: { 1668 final int verificationId = msg.arg1; 1669 1670 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1671 verificationId); 1672 if (state == null) { 1673 Slog.w(TAG, "Invalid IntentFilter verification token " 1674 + verificationId + " received"); 1675 break; 1676 } 1677 1678 final int userId = state.getUserId(); 1679 1680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1681 "Processing IntentFilter verification with token:" 1682 + verificationId + " and userId:" + userId); 1683 1684 final IntentFilterVerificationResponse response = 1685 (IntentFilterVerificationResponse) msg.obj; 1686 1687 state.setVerifierResponse(response.callerUid, response.code); 1688 1689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1690 "IntentFilter verification with token:" + verificationId 1691 + " and userId:" + userId 1692 + " is settings verifier response with response code:" 1693 + response.code); 1694 1695 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1696 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1697 + response.getFailedDomainsString()); 1698 } 1699 1700 if (state.isVerificationComplete()) { 1701 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1702 } else { 1703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1704 "IntentFilter verification with token:" + verificationId 1705 + " was not said to be complete"); 1706 } 1707 1708 break; 1709 } 1710 } 1711 } 1712 } 1713 1714 private StorageEventListener mStorageListener = new StorageEventListener() { 1715 @Override 1716 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1717 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1718 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1719 final String volumeUuid = vol.getFsUuid(); 1720 1721 // Clean up any users or apps that were removed or recreated 1722 // while this volume was missing 1723 reconcileUsers(volumeUuid); 1724 reconcileApps(volumeUuid); 1725 1726 // Clean up any install sessions that expired or were 1727 // cancelled while this volume was missing 1728 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1729 1730 loadPrivatePackages(vol); 1731 1732 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1733 unloadPrivatePackages(vol); 1734 } 1735 } 1736 1737 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1738 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1739 updateExternalMediaStatus(true, false); 1740 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1741 updateExternalMediaStatus(false, false); 1742 } 1743 } 1744 } 1745 1746 @Override 1747 public void onVolumeForgotten(String fsUuid) { 1748 if (TextUtils.isEmpty(fsUuid)) { 1749 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1750 return; 1751 } 1752 1753 // Remove any apps installed on the forgotten volume 1754 synchronized (mPackages) { 1755 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1756 for (PackageSetting ps : packages) { 1757 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1758 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1759 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1760 } 1761 1762 mSettings.onVolumeForgotten(fsUuid); 1763 mSettings.writeLPr(); 1764 } 1765 } 1766 }; 1767 1768 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1769 String[] grantedPermissions) { 1770 if (userId >= UserHandle.USER_SYSTEM) { 1771 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1772 } else if (userId == UserHandle.USER_ALL) { 1773 final int[] userIds; 1774 synchronized (mPackages) { 1775 userIds = UserManagerService.getInstance().getUserIds(); 1776 } 1777 for (int someUserId : userIds) { 1778 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1779 } 1780 } 1781 1782 // We could have touched GID membership, so flush out packages.list 1783 synchronized (mPackages) { 1784 mSettings.writePackageListLPr(); 1785 } 1786 } 1787 1788 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1789 String[] grantedPermissions) { 1790 SettingBase sb = (SettingBase) pkg.mExtras; 1791 if (sb == null) { 1792 return; 1793 } 1794 1795 PermissionsState permissionsState = sb.getPermissionsState(); 1796 1797 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1798 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1799 1800 synchronized (mPackages) { 1801 for (String permission : pkg.requestedPermissions) { 1802 BasePermission bp = mSettings.mPermissions.get(permission); 1803 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1804 && (grantedPermissions == null 1805 || ArrayUtils.contains(grantedPermissions, permission))) { 1806 final int flags = permissionsState.getPermissionFlags(permission, userId); 1807 // Installer cannot change immutable permissions. 1808 if ((flags & immutableFlags) == 0) { 1809 grantRuntimePermission(pkg.packageName, permission, userId); 1810 } 1811 } 1812 } 1813 } 1814 } 1815 1816 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1817 Bundle extras = null; 1818 switch (res.returnCode) { 1819 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1820 extras = new Bundle(); 1821 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1822 res.origPermission); 1823 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1824 res.origPackage); 1825 break; 1826 } 1827 case PackageManager.INSTALL_SUCCEEDED: { 1828 extras = new Bundle(); 1829 extras.putBoolean(Intent.EXTRA_REPLACING, 1830 res.removedInfo != null && res.removedInfo.removedPackage != null); 1831 break; 1832 } 1833 } 1834 return extras; 1835 } 1836 1837 void scheduleWriteSettingsLocked() { 1838 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1839 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1840 } 1841 } 1842 1843 void scheduleWritePackageRestrictionsLocked(int userId) { 1844 if (!sUserManager.exists(userId)) return; 1845 mDirtyUsers.add(userId); 1846 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1847 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1848 } 1849 } 1850 1851 public static PackageManagerService main(Context context, Installer installer, 1852 boolean factoryTest, boolean onlyCore) { 1853 PackageManagerService m = new PackageManagerService(context, installer, 1854 factoryTest, onlyCore); 1855 m.enableSystemUserPackages(); 1856 ServiceManager.addService("package", m); 1857 return m; 1858 } 1859 1860 private void enableSystemUserPackages() { 1861 if (!UserManager.isSplitSystemUser()) { 1862 return; 1863 } 1864 // For system user, enable apps based on the following conditions: 1865 // - app is whitelisted or belong to one of these groups: 1866 // -- system app which has no launcher icons 1867 // -- system app which has INTERACT_ACROSS_USERS permission 1868 // -- system IME app 1869 // - app is not in the blacklist 1870 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1871 Set<String> enableApps = new ArraySet<>(); 1872 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1873 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1874 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1875 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1876 enableApps.addAll(wlApps); 1877 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1878 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1879 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1880 enableApps.removeAll(blApps); 1881 Log.i(TAG, "Applications installed for system user: " + enableApps); 1882 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1883 UserHandle.SYSTEM); 1884 final int allAppsSize = allAps.size(); 1885 synchronized (mPackages) { 1886 for (int i = 0; i < allAppsSize; i++) { 1887 String pName = allAps.get(i); 1888 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1889 // Should not happen, but we shouldn't be failing if it does 1890 if (pkgSetting == null) { 1891 continue; 1892 } 1893 boolean install = enableApps.contains(pName); 1894 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1895 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1896 + " for system user"); 1897 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1898 } 1899 } 1900 } 1901 } 1902 1903 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1904 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1905 Context.DISPLAY_SERVICE); 1906 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1907 } 1908 1909 public PackageManagerService(Context context, Installer installer, 1910 boolean factoryTest, boolean onlyCore) { 1911 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1912 SystemClock.uptimeMillis()); 1913 1914 if (mSdkVersion <= 0) { 1915 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1916 } 1917 1918 mContext = context; 1919 mFactoryTest = factoryTest; 1920 mOnlyCore = onlyCore; 1921 mMetrics = new DisplayMetrics(); 1922 mSettings = new Settings(mPackages); 1923 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1924 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1925 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1926 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1927 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1928 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1929 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1930 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1931 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1932 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1933 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1934 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1935 1936 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1937 if (separateProcesses != null && separateProcesses.length() > 0) { 1938 if ("*".equals(separateProcesses)) { 1939 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1940 mSeparateProcesses = null; 1941 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1942 } else { 1943 mDefParseFlags = 0; 1944 mSeparateProcesses = separateProcesses.split(","); 1945 Slog.w(TAG, "Running with debug.separate_processes: " 1946 + separateProcesses); 1947 } 1948 } else { 1949 mDefParseFlags = 0; 1950 mSeparateProcesses = null; 1951 } 1952 1953 mInstaller = installer; 1954 mPackageDexOptimizer = new PackageDexOptimizer(this); 1955 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1956 1957 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1958 FgThread.get().getLooper()); 1959 1960 getDefaultDisplayMetrics(context, mMetrics); 1961 1962 SystemConfig systemConfig = SystemConfig.getInstance(); 1963 mGlobalGids = systemConfig.getGlobalGids(); 1964 mSystemPermissions = systemConfig.getSystemPermissions(); 1965 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1966 1967 synchronized (mInstallLock) { 1968 // writer 1969 synchronized (mPackages) { 1970 mHandlerThread = new ServiceThread(TAG, 1971 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1972 mHandlerThread.start(); 1973 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1974 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1975 1976 File dataDir = Environment.getDataDirectory(); 1977 mAppInstallDir = new File(dataDir, "app"); 1978 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1979 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1980 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1981 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1982 1983 sUserManager = new UserManagerService(context, this, mPackages); 1984 1985 // Propagate permission configuration in to package manager. 1986 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1987 = systemConfig.getPermissions(); 1988 for (int i=0; i<permConfig.size(); i++) { 1989 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1990 BasePermission bp = mSettings.mPermissions.get(perm.name); 1991 if (bp == null) { 1992 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1993 mSettings.mPermissions.put(perm.name, bp); 1994 } 1995 if (perm.gids != null) { 1996 bp.setGids(perm.gids, perm.perUser); 1997 } 1998 } 1999 2000 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2001 for (int i=0; i<libConfig.size(); i++) { 2002 mSharedLibraries.put(libConfig.keyAt(i), 2003 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2004 } 2005 2006 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2007 2008 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2009 2010 String customResolverActivity = Resources.getSystem().getString( 2011 R.string.config_customResolverActivity); 2012 if (TextUtils.isEmpty(customResolverActivity)) { 2013 customResolverActivity = null; 2014 } else { 2015 mCustomResolverComponentName = ComponentName.unflattenFromString( 2016 customResolverActivity); 2017 } 2018 2019 long startTime = SystemClock.uptimeMillis(); 2020 2021 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2022 startTime); 2023 2024 // Set flag to monitor and not change apk file paths when 2025 // scanning install directories. 2026 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2027 2028 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2029 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2030 2031 if (bootClassPath == null) { 2032 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2033 } 2034 2035 if (systemServerClassPath == null) { 2036 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2037 } 2038 2039 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2040 final String[] dexCodeInstructionSets = 2041 getDexCodeInstructionSets( 2042 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2043 2044 /** 2045 * Ensure all external libraries have had dexopt run on them. 2046 */ 2047 if (mSharedLibraries.size() > 0) { 2048 // NOTE: For now, we're compiling these system "shared libraries" 2049 // (and framework jars) into all available architectures. It's possible 2050 // to compile them only when we come across an app that uses them (there's 2051 // already logic for that in scanPackageLI) but that adds some complexity. 2052 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2053 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2054 final String lib = libEntry.path; 2055 if (lib == null) { 2056 continue; 2057 } 2058 2059 try { 2060 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2061 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2062 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2063 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2064 } 2065 } catch (FileNotFoundException e) { 2066 Slog.w(TAG, "Library not found: " + lib); 2067 } catch (IOException e) { 2068 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2069 + e.getMessage()); 2070 } 2071 } 2072 } 2073 } 2074 2075 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2076 2077 final VersionInfo ver = mSettings.getInternalVersion(); 2078 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2079 // when upgrading from pre-M, promote system app permissions from install to runtime 2080 mPromoteSystemApps = 2081 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2082 2083 // save off the names of pre-existing system packages prior to scanning; we don't 2084 // want to automatically grant runtime permissions for new system apps 2085 if (mPromoteSystemApps) { 2086 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2087 while (pkgSettingIter.hasNext()) { 2088 PackageSetting ps = pkgSettingIter.next(); 2089 if (isSystemApp(ps)) { 2090 mExistingSystemPackages.add(ps.name); 2091 } 2092 } 2093 } 2094 2095 // Collect vendor overlay packages. 2096 // (Do this before scanning any apps.) 2097 // For security and version matching reason, only consider 2098 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2099 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2100 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2101 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2102 2103 // Find base frameworks (resource packages without code). 2104 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR 2106 | PackageParser.PARSE_IS_PRIVILEGED, 2107 scanFlags | SCAN_NO_DEX, 0); 2108 2109 // Collected privileged system packages. 2110 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2111 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR 2113 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2114 2115 // Collect ordinary system packages. 2116 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2117 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2119 2120 // Collect all vendor packages. 2121 File vendorAppDir = new File("/vendor/app"); 2122 try { 2123 vendorAppDir = vendorAppDir.getCanonicalFile(); 2124 } catch (IOException e) { 2125 // failed to look up canonical path, continue with original one 2126 } 2127 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 // Collect all OEM packages. 2131 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2132 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2136 mInstaller.moveFiles(); 2137 2138 // Prune any system packages that no longer exist. 2139 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2140 if (!mOnlyCore) { 2141 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2142 while (psit.hasNext()) { 2143 PackageSetting ps = psit.next(); 2144 2145 /* 2146 * If this is not a system app, it can't be a 2147 * disable system app. 2148 */ 2149 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2150 continue; 2151 } 2152 2153 /* 2154 * If the package is scanned, it's not erased. 2155 */ 2156 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2157 if (scannedPkg != null) { 2158 /* 2159 * If the system app is both scanned and in the 2160 * disabled packages list, then it must have been 2161 * added via OTA. Remove it from the currently 2162 * scanned package so the previously user-installed 2163 * application can be scanned. 2164 */ 2165 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2166 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2167 + ps.name + "; removing system app. Last known codePath=" 2168 + ps.codePathString + ", installStatus=" + ps.installStatus 2169 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2170 + scannedPkg.mVersionCode); 2171 removePackageLI(ps, true); 2172 mExpectingBetter.put(ps.name, ps.codePath); 2173 } 2174 2175 continue; 2176 } 2177 2178 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2179 psit.remove(); 2180 logCriticalInfo(Log.WARN, "System package " + ps.name 2181 + " no longer exists; wiping its data"); 2182 removeDataDirsLI(null, ps.name); 2183 } else { 2184 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2185 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2186 possiblyDeletedUpdatedSystemApps.add(ps.name); 2187 } 2188 } 2189 } 2190 } 2191 2192 //look for any incomplete package installations 2193 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2194 //clean up list 2195 for(int i = 0; i < deletePkgsList.size(); i++) { 2196 //clean up here 2197 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2198 } 2199 //delete tmp files 2200 deleteTempPackageFiles(); 2201 2202 // Remove any shared userIDs that have no associated packages 2203 mSettings.pruneSharedUsersLPw(); 2204 2205 if (!mOnlyCore) { 2206 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2207 SystemClock.uptimeMillis()); 2208 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2211 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2212 2213 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2214 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2215 2216 /** 2217 * Remove disable package settings for any updated system 2218 * apps that were removed via an OTA. If they're not a 2219 * previously-updated app, remove them completely. 2220 * Otherwise, just revoke their system-level permissions. 2221 */ 2222 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2223 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2224 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2225 2226 String msg; 2227 if (deletedPkg == null) { 2228 msg = "Updated system package " + deletedAppName 2229 + " no longer exists; wiping its data"; 2230 removeDataDirsLI(null, deletedAppName); 2231 } else { 2232 msg = "Updated system app + " + deletedAppName 2233 + " no longer present; removing system privileges for " 2234 + deletedAppName; 2235 2236 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2237 2238 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2239 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2240 } 2241 logCriticalInfo(Log.WARN, msg); 2242 } 2243 2244 /** 2245 * Make sure all system apps that we expected to appear on 2246 * the userdata partition actually showed up. If they never 2247 * appeared, crawl back and revive the system version. 2248 */ 2249 for (int i = 0; i < mExpectingBetter.size(); i++) { 2250 final String packageName = mExpectingBetter.keyAt(i); 2251 if (!mPackages.containsKey(packageName)) { 2252 final File scanFile = mExpectingBetter.valueAt(i); 2253 2254 logCriticalInfo(Log.WARN, "Expected better " + packageName 2255 + " but never showed up; reverting to system"); 2256 2257 final int reparseFlags; 2258 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2259 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2260 | PackageParser.PARSE_IS_SYSTEM_DIR 2261 | PackageParser.PARSE_IS_PRIVILEGED; 2262 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR; 2268 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2269 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2270 | PackageParser.PARSE_IS_SYSTEM_DIR; 2271 } else { 2272 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2273 continue; 2274 } 2275 2276 mSettings.enableSystemPackageLPw(packageName); 2277 2278 try { 2279 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2280 } catch (PackageManagerException e) { 2281 Slog.e(TAG, "Failed to parse original system package: " 2282 + e.getMessage()); 2283 } 2284 } 2285 } 2286 } 2287 mExpectingBetter.clear(); 2288 2289 // Now that we know all of the shared libraries, update all clients to have 2290 // the correct library paths. 2291 updateAllSharedLibrariesLPw(); 2292 2293 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2294 // NOTE: We ignore potential failures here during a system scan (like 2295 // the rest of the commands above) because there's precious little we 2296 // can do about it. A settings error is reported, though. 2297 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2298 false /* boot complete */); 2299 } 2300 2301 // Now that we know all the packages we are keeping, 2302 // read and update their last usage times. 2303 mPackageUsage.readLP(); 2304 2305 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2306 SystemClock.uptimeMillis()); 2307 Slog.i(TAG, "Time to scan packages: " 2308 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2309 + " seconds"); 2310 2311 // If the platform SDK has changed since the last time we booted, 2312 // we need to re-grant app permission to catch any new ones that 2313 // appear. This is really a hack, and means that apps can in some 2314 // cases get permissions that the user didn't initially explicitly 2315 // allow... it would be nice to have some better way to handle 2316 // this situation. 2317 int updateFlags = UPDATE_PERMISSIONS_ALL; 2318 if (ver.sdkVersion != mSdkVersion) { 2319 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2320 + mSdkVersion + "; regranting permissions for internal storage"); 2321 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2322 } 2323 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2324 ver.sdkVersion = mSdkVersion; 2325 2326 // If this is the first boot or an update from pre-M, and it is a normal 2327 // boot, then we need to initialize the default preferred apps across 2328 // all defined users. 2329 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2330 for (UserInfo user : sUserManager.getUsers(true)) { 2331 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2332 applyFactoryDefaultBrowserLPw(user.id); 2333 primeDomainVerificationsLPw(user.id); 2334 } 2335 } 2336 2337 // If this is first boot after an OTA, and a normal boot, then 2338 // we need to clear code cache directories. 2339 if (mIsUpgrade && !onlyCore) { 2340 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2341 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2342 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2343 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2344 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2345 } 2346 } 2347 ver.fingerprint = Build.FINGERPRINT; 2348 } 2349 2350 checkDefaultBrowser(); 2351 2352 // clear only after permissions and other defaults have been updated 2353 mExistingSystemPackages.clear(); 2354 mPromoteSystemApps = false; 2355 2356 // All the changes are done during package scanning. 2357 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2358 2359 // can downgrade to reader 2360 mSettings.writeLPr(); 2361 2362 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2363 SystemClock.uptimeMillis()); 2364 2365 if (!mOnlyCore) { 2366 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2367 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2368 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2369 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2370 mIntentFilterVerifierComponent); 2371 } else { 2372 mRequiredVerifierPackage = null; 2373 mRequiredInstallerPackage = null; 2374 mIntentFilterVerifierComponent = null; 2375 mIntentFilterVerifier = null; 2376 } 2377 2378 mInstallerService = new PackageInstallerService(context, this); 2379 2380 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2381 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2382 // both the installer and resolver must be present to enable ephemeral 2383 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2384 if (DEBUG_EPHEMERAL) { 2385 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2386 + " installer:" + ephemeralInstallerComponent); 2387 } 2388 mEphemeralResolverComponent = ephemeralResolverComponent; 2389 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2390 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2391 mEphemeralResolverConnection = 2392 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2393 } else { 2394 if (DEBUG_EPHEMERAL) { 2395 final String missingComponent = 2396 (ephemeralResolverComponent == null) 2397 ? (ephemeralInstallerComponent == null) 2398 ? "resolver and installer" 2399 : "resolver" 2400 : "installer"; 2401 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2402 } 2403 mEphemeralResolverComponent = null; 2404 mEphemeralInstallerComponent = null; 2405 mEphemeralResolverConnection = null; 2406 } 2407 2408 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2409 } // synchronized (mPackages) 2410 } // synchronized (mInstallLock) 2411 2412 // Now after opening every single application zip, make sure they 2413 // are all flushed. Not really needed, but keeps things nice and 2414 // tidy. 2415 Runtime.getRuntime().gc(); 2416 2417 // The initial scanning above does many calls into installd while 2418 // holding the mPackages lock, but we're mostly interested in yelling 2419 // once we have a booted system. 2420 mInstaller.setWarnIfHeld(mPackages); 2421 2422 // Expose private service for system components to use. 2423 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2424 } 2425 2426 @Override 2427 public boolean isFirstBoot() { 2428 return !mRestoredSettings; 2429 } 2430 2431 @Override 2432 public boolean isOnlyCoreApps() { 2433 return mOnlyCore; 2434 } 2435 2436 @Override 2437 public boolean isUpgrade() { 2438 return mIsUpgrade; 2439 } 2440 2441 private @NonNull String getRequiredVerifierLPr() { 2442 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2443 2444 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2445 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2446 if (matches.size() == 1) { 2447 return matches.get(0).getComponentInfo().packageName; 2448 } else { 2449 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2450 } 2451 } 2452 2453 private @NonNull String getRequiredInstallerLPr() { 2454 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2455 intent.addCategory(Intent.CATEGORY_DEFAULT); 2456 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2457 2458 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2459 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2460 if (matches.size() == 1) { 2461 return matches.get(0).getComponentInfo().packageName; 2462 } else { 2463 throw new RuntimeException("There must be exactly one installer; found " + matches); 2464 } 2465 } 2466 2467 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2468 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2469 2470 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2471 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2472 ResolveInfo best = null; 2473 final int N = matches.size(); 2474 for (int i = 0; i < N; i++) { 2475 final ResolveInfo cur = matches.get(i); 2476 final String packageName = cur.getComponentInfo().packageName; 2477 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2478 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2479 continue; 2480 } 2481 2482 if (best == null || cur.priority > best.priority) { 2483 best = cur; 2484 } 2485 } 2486 2487 if (best != null) { 2488 return best.getComponentInfo().getComponentName(); 2489 } else { 2490 throw new RuntimeException("There must be at least one intent filter verifier"); 2491 } 2492 } 2493 2494 private @Nullable ComponentName getEphemeralResolverLPr() { 2495 final String[] packageArray = 2496 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2497 if (packageArray.length == 0) { 2498 if (DEBUG_EPHEMERAL) { 2499 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2500 } 2501 return null; 2502 } 2503 2504 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2505 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2506 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2507 2508 final int N = resolvers.size(); 2509 if (N == 0) { 2510 if (DEBUG_EPHEMERAL) { 2511 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2512 } 2513 return null; 2514 } 2515 2516 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2517 for (int i = 0; i < N; i++) { 2518 final ResolveInfo info = resolvers.get(i); 2519 2520 if (info.serviceInfo == null) { 2521 continue; 2522 } 2523 2524 final String packageName = info.serviceInfo.packageName; 2525 if (!possiblePackages.contains(packageName)) { 2526 if (DEBUG_EPHEMERAL) { 2527 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2528 + " pkg: " + packageName + ", info:" + info); 2529 } 2530 continue; 2531 } 2532 2533 if (DEBUG_EPHEMERAL) { 2534 Slog.v(TAG, "Ephemeral resolver found;" 2535 + " pkg: " + packageName + ", info:" + info); 2536 } 2537 return new ComponentName(packageName, info.serviceInfo.name); 2538 } 2539 if (DEBUG_EPHEMERAL) { 2540 Slog.v(TAG, "Ephemeral resolver NOT found"); 2541 } 2542 return null; 2543 } 2544 2545 private @Nullable ComponentName getEphemeralInstallerLPr() { 2546 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2547 intent.addCategory(Intent.CATEGORY_DEFAULT); 2548 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2549 2550 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2551 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2552 if (matches.size() == 0) { 2553 return null; 2554 } else if (matches.size() == 1) { 2555 return matches.get(0).getComponentInfo().getComponentName(); 2556 } else { 2557 throw new RuntimeException( 2558 "There must be at most one ephemeral installer; found " + matches); 2559 } 2560 } 2561 2562 private void primeDomainVerificationsLPw(int userId) { 2563 if (DEBUG_DOMAIN_VERIFICATION) { 2564 Slog.d(TAG, "Priming domain verifications in user " + userId); 2565 } 2566 2567 SystemConfig systemConfig = SystemConfig.getInstance(); 2568 ArraySet<String> packages = systemConfig.getLinkedApps(); 2569 ArraySet<String> domains = new ArraySet<String>(); 2570 2571 for (String packageName : packages) { 2572 PackageParser.Package pkg = mPackages.get(packageName); 2573 if (pkg != null) { 2574 if (!pkg.isSystemApp()) { 2575 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2576 continue; 2577 } 2578 2579 domains.clear(); 2580 for (PackageParser.Activity a : pkg.activities) { 2581 for (ActivityIntentInfo filter : a.intents) { 2582 if (hasValidDomains(filter)) { 2583 domains.addAll(filter.getHostsList()); 2584 } 2585 } 2586 } 2587 2588 if (domains.size() > 0) { 2589 if (DEBUG_DOMAIN_VERIFICATION) { 2590 Slog.v(TAG, " + " + packageName); 2591 } 2592 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2593 // state w.r.t. the formal app-linkage "no verification attempted" state; 2594 // and then 'always' in the per-user state actually used for intent resolution. 2595 final IntentFilterVerificationInfo ivi; 2596 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2597 new ArrayList<String>(domains)); 2598 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2599 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2600 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2601 } else { 2602 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2603 + "' does not handle web links"); 2604 } 2605 } else { 2606 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2607 } 2608 } 2609 2610 scheduleWritePackageRestrictionsLocked(userId); 2611 scheduleWriteSettingsLocked(); 2612 } 2613 2614 private void applyFactoryDefaultBrowserLPw(int userId) { 2615 // The default browser app's package name is stored in a string resource, 2616 // with a product-specific overlay used for vendor customization. 2617 String browserPkg = mContext.getResources().getString( 2618 com.android.internal.R.string.default_browser); 2619 if (!TextUtils.isEmpty(browserPkg)) { 2620 // non-empty string => required to be a known package 2621 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2622 if (ps == null) { 2623 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2624 browserPkg = null; 2625 } else { 2626 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2627 } 2628 } 2629 2630 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2631 // default. If there's more than one, just leave everything alone. 2632 if (browserPkg == null) { 2633 calculateDefaultBrowserLPw(userId); 2634 } 2635 } 2636 2637 private void calculateDefaultBrowserLPw(int userId) { 2638 List<String> allBrowsers = resolveAllBrowserApps(userId); 2639 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2640 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2641 } 2642 2643 private List<String> resolveAllBrowserApps(int userId) { 2644 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2645 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2646 PackageManager.MATCH_ALL, userId); 2647 2648 final int count = list.size(); 2649 List<String> result = new ArrayList<String>(count); 2650 for (int i=0; i<count; i++) { 2651 ResolveInfo info = list.get(i); 2652 if (info.activityInfo == null 2653 || !info.handleAllWebDataURI 2654 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2655 || result.contains(info.activityInfo.packageName)) { 2656 continue; 2657 } 2658 result.add(info.activityInfo.packageName); 2659 } 2660 2661 return result; 2662 } 2663 2664 private boolean packageIsBrowser(String packageName, int userId) { 2665 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2666 PackageManager.MATCH_ALL, userId); 2667 final int N = list.size(); 2668 for (int i = 0; i < N; i++) { 2669 ResolveInfo info = list.get(i); 2670 if (packageName.equals(info.activityInfo.packageName)) { 2671 return true; 2672 } 2673 } 2674 return false; 2675 } 2676 2677 private void checkDefaultBrowser() { 2678 final int myUserId = UserHandle.myUserId(); 2679 final String packageName = getDefaultBrowserPackageName(myUserId); 2680 if (packageName != null) { 2681 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2682 if (info == null) { 2683 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2684 synchronized (mPackages) { 2685 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2686 } 2687 } 2688 } 2689 } 2690 2691 @Override 2692 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2693 throws RemoteException { 2694 try { 2695 return super.onTransact(code, data, reply, flags); 2696 } catch (RuntimeException e) { 2697 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2698 Slog.wtf(TAG, "Package Manager Crash", e); 2699 } 2700 throw e; 2701 } 2702 } 2703 2704 void cleanupInstallFailedPackage(PackageSetting ps) { 2705 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2706 2707 removeDataDirsLI(ps.volumeUuid, ps.name); 2708 if (ps.codePath != null) { 2709 if (ps.codePath.isDirectory()) { 2710 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2711 } else { 2712 ps.codePath.delete(); 2713 } 2714 } 2715 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2716 if (ps.resourcePath.isDirectory()) { 2717 FileUtils.deleteContents(ps.resourcePath); 2718 } 2719 ps.resourcePath.delete(); 2720 } 2721 mSettings.removePackageLPw(ps.name); 2722 } 2723 2724 static int[] appendInts(int[] cur, int[] add) { 2725 if (add == null) return cur; 2726 if (cur == null) return add; 2727 final int N = add.length; 2728 for (int i=0; i<N; i++) { 2729 cur = appendInt(cur, add[i]); 2730 } 2731 return cur; 2732 } 2733 2734 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2735 if (!sUserManager.exists(userId)) return null; 2736 final PackageSetting ps = (PackageSetting) p.mExtras; 2737 if (ps == null) { 2738 return null; 2739 } 2740 2741 final PermissionsState permissionsState = ps.getPermissionsState(); 2742 2743 final int[] gids = permissionsState.computeGids(userId); 2744 final Set<String> permissions = permissionsState.getPermissions(userId); 2745 final PackageUserState state = ps.readUserState(userId); 2746 2747 return PackageParser.generatePackageInfo(p, gids, flags, 2748 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2749 } 2750 2751 @Override 2752 public void checkPackageStartable(String packageName, int userId) { 2753 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2754 2755 synchronized (mPackages) { 2756 final PackageSetting ps = mSettings.mPackages.get(packageName); 2757 if (ps == null) { 2758 throw new SecurityException("Package " + packageName + " was not found!"); 2759 } 2760 2761 if (ps.frozen) { 2762 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2763 } 2764 2765 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2766 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2767 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2768 } 2769 } 2770 } 2771 2772 @Override 2773 public boolean isPackageAvailable(String packageName, int userId) { 2774 if (!sUserManager.exists(userId)) return false; 2775 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2776 synchronized (mPackages) { 2777 PackageParser.Package p = mPackages.get(packageName); 2778 if (p != null) { 2779 final PackageSetting ps = (PackageSetting) p.mExtras; 2780 if (ps != null) { 2781 final PackageUserState state = ps.readUserState(userId); 2782 if (state != null) { 2783 return PackageParser.isAvailable(state); 2784 } 2785 } 2786 } 2787 } 2788 return false; 2789 } 2790 2791 @Override 2792 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2793 if (!sUserManager.exists(userId)) return null; 2794 flags = updateFlagsForPackage(flags, userId, packageName); 2795 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2796 // reader 2797 synchronized (mPackages) { 2798 PackageParser.Package p = mPackages.get(packageName); 2799 if (DEBUG_PACKAGE_INFO) 2800 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2801 if (p != null) { 2802 return generatePackageInfo(p, flags, userId); 2803 } 2804 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2805 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2806 } 2807 } 2808 return null; 2809 } 2810 2811 @Override 2812 public String[] currentToCanonicalPackageNames(String[] names) { 2813 String[] out = new String[names.length]; 2814 // reader 2815 synchronized (mPackages) { 2816 for (int i=names.length-1; i>=0; i--) { 2817 PackageSetting ps = mSettings.mPackages.get(names[i]); 2818 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2819 } 2820 } 2821 return out; 2822 } 2823 2824 @Override 2825 public String[] canonicalToCurrentPackageNames(String[] names) { 2826 String[] out = new String[names.length]; 2827 // reader 2828 synchronized (mPackages) { 2829 for (int i=names.length-1; i>=0; i--) { 2830 String cur = mSettings.mRenamedPackages.get(names[i]); 2831 out[i] = cur != null ? cur : names[i]; 2832 } 2833 } 2834 return out; 2835 } 2836 2837 @Override 2838 public int getPackageUid(String packageName, int userId) { 2839 return getPackageUidEtc(packageName, 0, userId); 2840 } 2841 2842 @Override 2843 public int getPackageUidEtc(String packageName, int flags, int userId) { 2844 if (!sUserManager.exists(userId)) return -1; 2845 flags = updateFlagsForPackage(flags, userId, packageName); 2846 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2847 2848 // reader 2849 synchronized (mPackages) { 2850 final PackageParser.Package p = mPackages.get(packageName); 2851 if (p != null) { 2852 return UserHandle.getUid(userId, p.applicationInfo.uid); 2853 } 2854 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2855 final PackageSetting ps = mSettings.mPackages.get(packageName); 2856 if (ps != null) { 2857 return UserHandle.getUid(userId, ps.appId); 2858 } 2859 } 2860 } 2861 2862 return -1; 2863 } 2864 2865 @Override 2866 public int[] getPackageGids(String packageName, int userId) { 2867 return getPackageGidsEtc(packageName, 0, userId); 2868 } 2869 2870 @Override 2871 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2872 if (!sUserManager.exists(userId)) return null; 2873 flags = updateFlagsForPackage(flags, userId, packageName); 2874 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2875 "getPackageGids"); 2876 2877 // reader 2878 synchronized (mPackages) { 2879 final PackageParser.Package p = mPackages.get(packageName); 2880 if (p != null) { 2881 PackageSetting ps = (PackageSetting) p.mExtras; 2882 return ps.getPermissionsState().computeGids(userId); 2883 } 2884 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2885 final PackageSetting ps = mSettings.mPackages.get(packageName); 2886 if (ps != null) { 2887 return ps.getPermissionsState().computeGids(userId); 2888 } 2889 } 2890 } 2891 2892 return null; 2893 } 2894 2895 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2896 if (bp.perm != null) { 2897 return PackageParser.generatePermissionInfo(bp.perm, flags); 2898 } 2899 PermissionInfo pi = new PermissionInfo(); 2900 pi.name = bp.name; 2901 pi.packageName = bp.sourcePackage; 2902 pi.nonLocalizedLabel = bp.name; 2903 pi.protectionLevel = bp.protectionLevel; 2904 return pi; 2905 } 2906 2907 @Override 2908 public PermissionInfo getPermissionInfo(String name, int flags) { 2909 // reader 2910 synchronized (mPackages) { 2911 final BasePermission p = mSettings.mPermissions.get(name); 2912 if (p != null) { 2913 return generatePermissionInfo(p, flags); 2914 } 2915 return null; 2916 } 2917 } 2918 2919 @Override 2920 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2921 // reader 2922 synchronized (mPackages) { 2923 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2924 for (BasePermission p : mSettings.mPermissions.values()) { 2925 if (group == null) { 2926 if (p.perm == null || p.perm.info.group == null) { 2927 out.add(generatePermissionInfo(p, flags)); 2928 } 2929 } else { 2930 if (p.perm != null && group.equals(p.perm.info.group)) { 2931 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2932 } 2933 } 2934 } 2935 2936 if (out.size() > 0) { 2937 return out; 2938 } 2939 return mPermissionGroups.containsKey(group) ? out : null; 2940 } 2941 } 2942 2943 @Override 2944 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2945 // reader 2946 synchronized (mPackages) { 2947 return PackageParser.generatePermissionGroupInfo( 2948 mPermissionGroups.get(name), flags); 2949 } 2950 } 2951 2952 @Override 2953 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2954 // reader 2955 synchronized (mPackages) { 2956 final int N = mPermissionGroups.size(); 2957 ArrayList<PermissionGroupInfo> out 2958 = new ArrayList<PermissionGroupInfo>(N); 2959 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2960 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2961 } 2962 return out; 2963 } 2964 } 2965 2966 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2967 int userId) { 2968 if (!sUserManager.exists(userId)) return null; 2969 PackageSetting ps = mSettings.mPackages.get(packageName); 2970 if (ps != null) { 2971 if (ps.pkg == null) { 2972 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2973 flags, userId); 2974 if (pInfo != null) { 2975 return pInfo.applicationInfo; 2976 } 2977 return null; 2978 } 2979 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2980 ps.readUserState(userId), userId); 2981 } 2982 return null; 2983 } 2984 2985 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2986 int userId) { 2987 if (!sUserManager.exists(userId)) return null; 2988 PackageSetting ps = mSettings.mPackages.get(packageName); 2989 if (ps != null) { 2990 PackageParser.Package pkg = ps.pkg; 2991 if (pkg == null) { 2992 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 2993 return null; 2994 } 2995 // Only data remains, so we aren't worried about code paths 2996 pkg = new PackageParser.Package(packageName); 2997 pkg.applicationInfo.packageName = packageName; 2998 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2999 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3000 pkg.applicationInfo.uid = ps.appId; 3001 pkg.applicationInfo.initForUser(userId); 3002 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3003 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3004 } 3005 return generatePackageInfo(pkg, flags, userId); 3006 } 3007 return null; 3008 } 3009 3010 @Override 3011 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3012 if (!sUserManager.exists(userId)) return null; 3013 flags = updateFlagsForApplication(flags, userId, packageName); 3014 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3015 // writer 3016 synchronized (mPackages) { 3017 PackageParser.Package p = mPackages.get(packageName); 3018 if (DEBUG_PACKAGE_INFO) Log.v( 3019 TAG, "getApplicationInfo " + packageName 3020 + ": " + p); 3021 if (p != null) { 3022 PackageSetting ps = mSettings.mPackages.get(packageName); 3023 if (ps == null) return null; 3024 // Note: isEnabledLP() does not apply here - always return info 3025 return PackageParser.generateApplicationInfo( 3026 p, flags, ps.readUserState(userId), userId); 3027 } 3028 if ("android".equals(packageName)||"system".equals(packageName)) { 3029 return mAndroidApplication; 3030 } 3031 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3032 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3033 } 3034 } 3035 return null; 3036 } 3037 3038 @Override 3039 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3040 final IPackageDataObserver observer) { 3041 mContext.enforceCallingOrSelfPermission( 3042 android.Manifest.permission.CLEAR_APP_CACHE, null); 3043 // Queue up an async operation since clearing cache may take a little while. 3044 mHandler.post(new Runnable() { 3045 public void run() { 3046 mHandler.removeCallbacks(this); 3047 int retCode = -1; 3048 synchronized (mInstallLock) { 3049 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3050 if (retCode < 0) { 3051 Slog.w(TAG, "Couldn't clear application caches"); 3052 } 3053 } 3054 if (observer != null) { 3055 try { 3056 observer.onRemoveCompleted(null, (retCode >= 0)); 3057 } catch (RemoteException e) { 3058 Slog.w(TAG, "RemoveException when invoking call back"); 3059 } 3060 } 3061 } 3062 }); 3063 } 3064 3065 @Override 3066 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3067 final IntentSender pi) { 3068 mContext.enforceCallingOrSelfPermission( 3069 android.Manifest.permission.CLEAR_APP_CACHE, null); 3070 // Queue up an async operation since clearing cache may take a little while. 3071 mHandler.post(new Runnable() { 3072 public void run() { 3073 mHandler.removeCallbacks(this); 3074 int retCode = -1; 3075 synchronized (mInstallLock) { 3076 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3077 if (retCode < 0) { 3078 Slog.w(TAG, "Couldn't clear application caches"); 3079 } 3080 } 3081 if(pi != null) { 3082 try { 3083 // Callback via pending intent 3084 int code = (retCode >= 0) ? 1 : 0; 3085 pi.sendIntent(null, code, null, 3086 null, null); 3087 } catch (SendIntentException e1) { 3088 Slog.i(TAG, "Failed to send pending intent"); 3089 } 3090 } 3091 } 3092 }); 3093 } 3094 3095 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3096 synchronized (mInstallLock) { 3097 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3098 throw new IOException("Failed to free enough space"); 3099 } 3100 } 3101 } 3102 3103 /** 3104 * Return if the user key is currently unlocked. 3105 */ 3106 private boolean isUserKeyUnlocked(int userId) { 3107 if (StorageManager.isFileBasedEncryptionEnabled()) { 3108 final IMountService mount = IMountService.Stub 3109 .asInterface(ServiceManager.getService("mount")); 3110 if (mount == null) { 3111 Slog.w(TAG, "Early during boot, assuming locked"); 3112 return false; 3113 } 3114 final long token = Binder.clearCallingIdentity(); 3115 try { 3116 return mount.isUserKeyUnlocked(userId); 3117 } catch (RemoteException e) { 3118 throw e.rethrowAsRuntimeException(); 3119 } finally { 3120 Binder.restoreCallingIdentity(token); 3121 } 3122 } else { 3123 return true; 3124 } 3125 } 3126 3127 /** 3128 * Update given flags based on encryption status of current user. 3129 */ 3130 private int updateFlagsForEncryption(int flags, int userId) { 3131 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3132 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3133 // Caller expressed an explicit opinion about what encryption 3134 // aware/unaware components they want to see, so fall through and 3135 // give them what they want 3136 } else { 3137 // Caller expressed no opinion, so match based on user state 3138 if (isUserKeyUnlocked(userId)) { 3139 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3140 } else { 3141 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3142 } 3143 } 3144 return flags; 3145 } 3146 3147 /** 3148 * Update given flags when being used to request {@link PackageInfo}. 3149 */ 3150 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3151 boolean triaged = true; 3152 if ((flags & PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3153 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS) != 0) { 3154 // Caller is asking for component details, so they'd better be 3155 // asking for specific encryption matching behavior, or be triaged 3156 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3157 | PackageManager.MATCH_ENCRYPTION_AWARE 3158 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3159 triaged = false; 3160 } 3161 } 3162 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3163 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3164 triaged = false; 3165 } 3166 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3167 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3168 new Throwable()); 3169 } 3170 return updateFlagsForEncryption(flags, userId); 3171 } 3172 3173 /** 3174 * Update given flags when being used to request {@link ApplicationInfo}. 3175 */ 3176 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3177 return updateFlagsForPackage(flags, userId, cookie); 3178 } 3179 3180 /** 3181 * Update given flags when being used to request {@link ComponentInfo}. 3182 */ 3183 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3184 boolean triaged = true; 3185 // Caller is asking for component details, so they'd better be 3186 // asking for specific encryption matching behavior, or be triaged 3187 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3188 | PackageManager.MATCH_ENCRYPTION_AWARE 3189 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3190 triaged = false; 3191 } 3192 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3193 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3194 new Throwable()); 3195 } 3196 return updateFlagsForEncryption(flags, userId); 3197 } 3198 3199 /** 3200 * Update given flags when being used to request {@link ResolveInfo}. 3201 */ 3202 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3203 return updateFlagsForComponent(flags, userId, cookie); 3204 } 3205 3206 @Override 3207 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3208 if (!sUserManager.exists(userId)) return null; 3209 flags = updateFlagsForComponent(flags, userId, component); 3210 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3211 synchronized (mPackages) { 3212 PackageParser.Activity a = mActivities.mActivities.get(component); 3213 3214 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3215 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3216 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3217 if (ps == null) return null; 3218 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3219 userId); 3220 } 3221 if (mResolveComponentName.equals(component)) { 3222 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3223 new PackageUserState(), userId); 3224 } 3225 } 3226 return null; 3227 } 3228 3229 @Override 3230 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3231 String resolvedType) { 3232 synchronized (mPackages) { 3233 if (component.equals(mResolveComponentName)) { 3234 // The resolver supports EVERYTHING! 3235 return true; 3236 } 3237 PackageParser.Activity a = mActivities.mActivities.get(component); 3238 if (a == null) { 3239 return false; 3240 } 3241 for (int i=0; i<a.intents.size(); i++) { 3242 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3243 intent.getData(), intent.getCategories(), TAG) >= 0) { 3244 return true; 3245 } 3246 } 3247 return false; 3248 } 3249 } 3250 3251 @Override 3252 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3253 if (!sUserManager.exists(userId)) return null; 3254 flags = updateFlagsForComponent(flags, userId, component); 3255 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3256 synchronized (mPackages) { 3257 PackageParser.Activity a = mReceivers.mActivities.get(component); 3258 if (DEBUG_PACKAGE_INFO) Log.v( 3259 TAG, "getReceiverInfo " + component + ": " + a); 3260 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3261 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3262 if (ps == null) return null; 3263 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3264 userId); 3265 } 3266 } 3267 return null; 3268 } 3269 3270 @Override 3271 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3272 if (!sUserManager.exists(userId)) return null; 3273 flags = updateFlagsForComponent(flags, userId, component); 3274 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3275 synchronized (mPackages) { 3276 PackageParser.Service s = mServices.mServices.get(component); 3277 if (DEBUG_PACKAGE_INFO) Log.v( 3278 TAG, "getServiceInfo " + component + ": " + s); 3279 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3280 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3281 if (ps == null) return null; 3282 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3283 userId); 3284 } 3285 } 3286 return null; 3287 } 3288 3289 @Override 3290 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3291 if (!sUserManager.exists(userId)) return null; 3292 flags = updateFlagsForComponent(flags, userId, component); 3293 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3294 synchronized (mPackages) { 3295 PackageParser.Provider p = mProviders.mProviders.get(component); 3296 if (DEBUG_PACKAGE_INFO) Log.v( 3297 TAG, "getProviderInfo " + component + ": " + p); 3298 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3299 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3300 if (ps == null) return null; 3301 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3302 userId); 3303 } 3304 } 3305 return null; 3306 } 3307 3308 @Override 3309 public String[] getSystemSharedLibraryNames() { 3310 Set<String> libSet; 3311 synchronized (mPackages) { 3312 libSet = mSharedLibraries.keySet(); 3313 int size = libSet.size(); 3314 if (size > 0) { 3315 String[] libs = new String[size]; 3316 libSet.toArray(libs); 3317 return libs; 3318 } 3319 } 3320 return null; 3321 } 3322 3323 /** 3324 * @hide 3325 */ 3326 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3327 synchronized (mPackages) { 3328 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3329 if (lib != null && lib.apk != null) { 3330 return mPackages.get(lib.apk); 3331 } 3332 } 3333 return null; 3334 } 3335 3336 @Override 3337 public FeatureInfo[] getSystemAvailableFeatures() { 3338 Collection<FeatureInfo> featSet; 3339 synchronized (mPackages) { 3340 featSet = mAvailableFeatures.values(); 3341 int size = featSet.size(); 3342 if (size > 0) { 3343 FeatureInfo[] features = new FeatureInfo[size+1]; 3344 featSet.toArray(features); 3345 FeatureInfo fi = new FeatureInfo(); 3346 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3347 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3348 features[size] = fi; 3349 return features; 3350 } 3351 } 3352 return null; 3353 } 3354 3355 @Override 3356 public boolean hasSystemFeature(String name) { 3357 synchronized (mPackages) { 3358 return mAvailableFeatures.containsKey(name); 3359 } 3360 } 3361 3362 @Override 3363 public int checkPermission(String permName, String pkgName, int userId) { 3364 if (!sUserManager.exists(userId)) { 3365 return PackageManager.PERMISSION_DENIED; 3366 } 3367 3368 synchronized (mPackages) { 3369 final PackageParser.Package p = mPackages.get(pkgName); 3370 if (p != null && p.mExtras != null) { 3371 final PackageSetting ps = (PackageSetting) p.mExtras; 3372 final PermissionsState permissionsState = ps.getPermissionsState(); 3373 if (permissionsState.hasPermission(permName, userId)) { 3374 return PackageManager.PERMISSION_GRANTED; 3375 } 3376 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3377 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3378 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3379 return PackageManager.PERMISSION_GRANTED; 3380 } 3381 } 3382 } 3383 3384 return PackageManager.PERMISSION_DENIED; 3385 } 3386 3387 @Override 3388 public int checkUidPermission(String permName, int uid) { 3389 final int userId = UserHandle.getUserId(uid); 3390 3391 if (!sUserManager.exists(userId)) { 3392 return PackageManager.PERMISSION_DENIED; 3393 } 3394 3395 synchronized (mPackages) { 3396 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3397 if (obj != null) { 3398 final SettingBase ps = (SettingBase) obj; 3399 final PermissionsState permissionsState = ps.getPermissionsState(); 3400 if (permissionsState.hasPermission(permName, userId)) { 3401 return PackageManager.PERMISSION_GRANTED; 3402 } 3403 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3404 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3405 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3406 return PackageManager.PERMISSION_GRANTED; 3407 } 3408 } else { 3409 ArraySet<String> perms = mSystemPermissions.get(uid); 3410 if (perms != null) { 3411 if (perms.contains(permName)) { 3412 return PackageManager.PERMISSION_GRANTED; 3413 } 3414 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3415 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3416 return PackageManager.PERMISSION_GRANTED; 3417 } 3418 } 3419 } 3420 } 3421 3422 return PackageManager.PERMISSION_DENIED; 3423 } 3424 3425 @Override 3426 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3427 if (UserHandle.getCallingUserId() != userId) { 3428 mContext.enforceCallingPermission( 3429 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3430 "isPermissionRevokedByPolicy for user " + userId); 3431 } 3432 3433 if (checkPermission(permission, packageName, userId) 3434 == PackageManager.PERMISSION_GRANTED) { 3435 return false; 3436 } 3437 3438 final long identity = Binder.clearCallingIdentity(); 3439 try { 3440 final int flags = getPermissionFlags(permission, packageName, userId); 3441 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3442 } finally { 3443 Binder.restoreCallingIdentity(identity); 3444 } 3445 } 3446 3447 @Override 3448 public String getPermissionControllerPackageName() { 3449 synchronized (mPackages) { 3450 return mRequiredInstallerPackage; 3451 } 3452 } 3453 3454 /** 3455 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3456 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3457 * @param checkShell TODO(yamasani): 3458 * @param message the message to log on security exception 3459 */ 3460 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3461 boolean checkShell, String message) { 3462 if (userId < 0) { 3463 throw new IllegalArgumentException("Invalid userId " + userId); 3464 } 3465 if (checkShell) { 3466 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3467 } 3468 if (userId == UserHandle.getUserId(callingUid)) return; 3469 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3470 if (requireFullPermission) { 3471 mContext.enforceCallingOrSelfPermission( 3472 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3473 } else { 3474 try { 3475 mContext.enforceCallingOrSelfPermission( 3476 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3477 } catch (SecurityException se) { 3478 mContext.enforceCallingOrSelfPermission( 3479 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3480 } 3481 } 3482 } 3483 } 3484 3485 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3486 if (callingUid == Process.SHELL_UID) { 3487 if (userHandle >= 0 3488 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3489 throw new SecurityException("Shell does not have permission to access user " 3490 + userHandle); 3491 } else if (userHandle < 0) { 3492 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3493 + Debug.getCallers(3)); 3494 } 3495 } 3496 } 3497 3498 private BasePermission findPermissionTreeLP(String permName) { 3499 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3500 if (permName.startsWith(bp.name) && 3501 permName.length() > bp.name.length() && 3502 permName.charAt(bp.name.length()) == '.') { 3503 return bp; 3504 } 3505 } 3506 return null; 3507 } 3508 3509 private BasePermission checkPermissionTreeLP(String permName) { 3510 if (permName != null) { 3511 BasePermission bp = findPermissionTreeLP(permName); 3512 if (bp != null) { 3513 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3514 return bp; 3515 } 3516 throw new SecurityException("Calling uid " 3517 + Binder.getCallingUid() 3518 + " is not allowed to add to permission tree " 3519 + bp.name + " owned by uid " + bp.uid); 3520 } 3521 } 3522 throw new SecurityException("No permission tree found for " + permName); 3523 } 3524 3525 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3526 if (s1 == null) { 3527 return s2 == null; 3528 } 3529 if (s2 == null) { 3530 return false; 3531 } 3532 if (s1.getClass() != s2.getClass()) { 3533 return false; 3534 } 3535 return s1.equals(s2); 3536 } 3537 3538 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3539 if (pi1.icon != pi2.icon) return false; 3540 if (pi1.logo != pi2.logo) return false; 3541 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3542 if (!compareStrings(pi1.name, pi2.name)) return false; 3543 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3544 // We'll take care of setting this one. 3545 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3546 // These are not currently stored in settings. 3547 //if (!compareStrings(pi1.group, pi2.group)) return false; 3548 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3549 //if (pi1.labelRes != pi2.labelRes) return false; 3550 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3551 return true; 3552 } 3553 3554 int permissionInfoFootprint(PermissionInfo info) { 3555 int size = info.name.length(); 3556 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3557 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3558 return size; 3559 } 3560 3561 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3562 int size = 0; 3563 for (BasePermission perm : mSettings.mPermissions.values()) { 3564 if (perm.uid == tree.uid) { 3565 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3566 } 3567 } 3568 return size; 3569 } 3570 3571 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3572 // We calculate the max size of permissions defined by this uid and throw 3573 // if that plus the size of 'info' would exceed our stated maximum. 3574 if (tree.uid != Process.SYSTEM_UID) { 3575 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3576 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3577 throw new SecurityException("Permission tree size cap exceeded"); 3578 } 3579 } 3580 } 3581 3582 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3583 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3584 throw new SecurityException("Label must be specified in permission"); 3585 } 3586 BasePermission tree = checkPermissionTreeLP(info.name); 3587 BasePermission bp = mSettings.mPermissions.get(info.name); 3588 boolean added = bp == null; 3589 boolean changed = true; 3590 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3591 if (added) { 3592 enforcePermissionCapLocked(info, tree); 3593 bp = new BasePermission(info.name, tree.sourcePackage, 3594 BasePermission.TYPE_DYNAMIC); 3595 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3596 throw new SecurityException( 3597 "Not allowed to modify non-dynamic permission " 3598 + info.name); 3599 } else { 3600 if (bp.protectionLevel == fixedLevel 3601 && bp.perm.owner.equals(tree.perm.owner) 3602 && bp.uid == tree.uid 3603 && comparePermissionInfos(bp.perm.info, info)) { 3604 changed = false; 3605 } 3606 } 3607 bp.protectionLevel = fixedLevel; 3608 info = new PermissionInfo(info); 3609 info.protectionLevel = fixedLevel; 3610 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3611 bp.perm.info.packageName = tree.perm.info.packageName; 3612 bp.uid = tree.uid; 3613 if (added) { 3614 mSettings.mPermissions.put(info.name, bp); 3615 } 3616 if (changed) { 3617 if (!async) { 3618 mSettings.writeLPr(); 3619 } else { 3620 scheduleWriteSettingsLocked(); 3621 } 3622 } 3623 return added; 3624 } 3625 3626 @Override 3627 public boolean addPermission(PermissionInfo info) { 3628 synchronized (mPackages) { 3629 return addPermissionLocked(info, false); 3630 } 3631 } 3632 3633 @Override 3634 public boolean addPermissionAsync(PermissionInfo info) { 3635 synchronized (mPackages) { 3636 return addPermissionLocked(info, true); 3637 } 3638 } 3639 3640 @Override 3641 public void removePermission(String name) { 3642 synchronized (mPackages) { 3643 checkPermissionTreeLP(name); 3644 BasePermission bp = mSettings.mPermissions.get(name); 3645 if (bp != null) { 3646 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3647 throw new SecurityException( 3648 "Not allowed to modify non-dynamic permission " 3649 + name); 3650 } 3651 mSettings.mPermissions.remove(name); 3652 mSettings.writeLPr(); 3653 } 3654 } 3655 } 3656 3657 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3658 BasePermission bp) { 3659 int index = pkg.requestedPermissions.indexOf(bp.name); 3660 if (index == -1) { 3661 throw new SecurityException("Package " + pkg.packageName 3662 + " has not requested permission " + bp.name); 3663 } 3664 if (!bp.isRuntime() && !bp.isDevelopment()) { 3665 throw new SecurityException("Permission " + bp.name 3666 + " is not a changeable permission type"); 3667 } 3668 } 3669 3670 @Override 3671 public void grantRuntimePermission(String packageName, String name, final int userId) { 3672 if (!sUserManager.exists(userId)) { 3673 Log.e(TAG, "No such user:" + userId); 3674 return; 3675 } 3676 3677 mContext.enforceCallingOrSelfPermission( 3678 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3679 "grantRuntimePermission"); 3680 3681 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3682 "grantRuntimePermission"); 3683 3684 final int uid; 3685 final SettingBase sb; 3686 3687 synchronized (mPackages) { 3688 final PackageParser.Package pkg = mPackages.get(packageName); 3689 if (pkg == null) { 3690 throw new IllegalArgumentException("Unknown package: " + packageName); 3691 } 3692 3693 final BasePermission bp = mSettings.mPermissions.get(name); 3694 if (bp == null) { 3695 throw new IllegalArgumentException("Unknown permission: " + name); 3696 } 3697 3698 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3699 3700 // If a permission review is required for legacy apps we represent 3701 // their permissions as always granted runtime ones since we need 3702 // to keep the review required permission flag per user while an 3703 // install permission's state is shared across all users. 3704 if (Build.PERMISSIONS_REVIEW_REQUIRED 3705 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3706 && bp.isRuntime()) { 3707 return; 3708 } 3709 3710 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3711 sb = (SettingBase) pkg.mExtras; 3712 if (sb == null) { 3713 throw new IllegalArgumentException("Unknown package: " + packageName); 3714 } 3715 3716 final PermissionsState permissionsState = sb.getPermissionsState(); 3717 3718 final int flags = permissionsState.getPermissionFlags(name, userId); 3719 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3720 throw new SecurityException("Cannot grant system fixed permission " 3721 + name + " for package " + packageName); 3722 } 3723 3724 if (bp.isDevelopment()) { 3725 // Development permissions must be handled specially, since they are not 3726 // normal runtime permissions. For now they apply to all users. 3727 if (permissionsState.grantInstallPermission(bp) != 3728 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3729 scheduleWriteSettingsLocked(); 3730 } 3731 return; 3732 } 3733 3734 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3735 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3736 return; 3737 } 3738 3739 final int result = permissionsState.grantRuntimePermission(bp, userId); 3740 switch (result) { 3741 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3742 return; 3743 } 3744 3745 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3746 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3747 mHandler.post(new Runnable() { 3748 @Override 3749 public void run() { 3750 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3751 } 3752 }); 3753 } 3754 break; 3755 } 3756 3757 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3758 3759 // Not critical if that is lost - app has to request again. 3760 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3761 } 3762 3763 // Only need to do this if user is initialized. Otherwise it's a new user 3764 // and there are no processes running as the user yet and there's no need 3765 // to make an expensive call to remount processes for the changed permissions. 3766 if (READ_EXTERNAL_STORAGE.equals(name) 3767 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3768 final long token = Binder.clearCallingIdentity(); 3769 try { 3770 if (sUserManager.isInitialized(userId)) { 3771 MountServiceInternal mountServiceInternal = LocalServices.getService( 3772 MountServiceInternal.class); 3773 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3774 } 3775 } finally { 3776 Binder.restoreCallingIdentity(token); 3777 } 3778 } 3779 } 3780 3781 @Override 3782 public void revokeRuntimePermission(String packageName, String name, int userId) { 3783 if (!sUserManager.exists(userId)) { 3784 Log.e(TAG, "No such user:" + userId); 3785 return; 3786 } 3787 3788 mContext.enforceCallingOrSelfPermission( 3789 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3790 "revokeRuntimePermission"); 3791 3792 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3793 "revokeRuntimePermission"); 3794 3795 final int appId; 3796 3797 synchronized (mPackages) { 3798 final PackageParser.Package pkg = mPackages.get(packageName); 3799 if (pkg == null) { 3800 throw new IllegalArgumentException("Unknown package: " + packageName); 3801 } 3802 3803 final BasePermission bp = mSettings.mPermissions.get(name); 3804 if (bp == null) { 3805 throw new IllegalArgumentException("Unknown permission: " + name); 3806 } 3807 3808 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3809 3810 // If a permission review is required for legacy apps we represent 3811 // their permissions as always granted runtime ones since we need 3812 // to keep the review required permission flag per user while an 3813 // install permission's state is shared across all users. 3814 if (Build.PERMISSIONS_REVIEW_REQUIRED 3815 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3816 && bp.isRuntime()) { 3817 return; 3818 } 3819 3820 SettingBase sb = (SettingBase) pkg.mExtras; 3821 if (sb == null) { 3822 throw new IllegalArgumentException("Unknown package: " + packageName); 3823 } 3824 3825 final PermissionsState permissionsState = sb.getPermissionsState(); 3826 3827 final int flags = permissionsState.getPermissionFlags(name, userId); 3828 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3829 throw new SecurityException("Cannot revoke system fixed permission " 3830 + name + " for package " + packageName); 3831 } 3832 3833 if (bp.isDevelopment()) { 3834 // Development permissions must be handled specially, since they are not 3835 // normal runtime permissions. For now they apply to all users. 3836 if (permissionsState.revokeInstallPermission(bp) != 3837 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3838 scheduleWriteSettingsLocked(); 3839 } 3840 return; 3841 } 3842 3843 if (permissionsState.revokeRuntimePermission(bp, userId) == 3844 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3845 return; 3846 } 3847 3848 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3849 3850 // Critical, after this call app should never have the permission. 3851 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3852 3853 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3854 } 3855 3856 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3857 } 3858 3859 @Override 3860 public void resetRuntimePermissions() { 3861 mContext.enforceCallingOrSelfPermission( 3862 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3863 "revokeRuntimePermission"); 3864 3865 int callingUid = Binder.getCallingUid(); 3866 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3867 mContext.enforceCallingOrSelfPermission( 3868 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3869 "resetRuntimePermissions"); 3870 } 3871 3872 synchronized (mPackages) { 3873 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3874 for (int userId : UserManagerService.getInstance().getUserIds()) { 3875 final int packageCount = mPackages.size(); 3876 for (int i = 0; i < packageCount; i++) { 3877 PackageParser.Package pkg = mPackages.valueAt(i); 3878 if (!(pkg.mExtras instanceof PackageSetting)) { 3879 continue; 3880 } 3881 PackageSetting ps = (PackageSetting) pkg.mExtras; 3882 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3883 } 3884 } 3885 } 3886 } 3887 3888 @Override 3889 public int getPermissionFlags(String name, String packageName, int userId) { 3890 if (!sUserManager.exists(userId)) { 3891 return 0; 3892 } 3893 3894 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3895 3896 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3897 "getPermissionFlags"); 3898 3899 synchronized (mPackages) { 3900 final PackageParser.Package pkg = mPackages.get(packageName); 3901 if (pkg == null) { 3902 throw new IllegalArgumentException("Unknown package: " + packageName); 3903 } 3904 3905 final BasePermission bp = mSettings.mPermissions.get(name); 3906 if (bp == null) { 3907 throw new IllegalArgumentException("Unknown permission: " + name); 3908 } 3909 3910 SettingBase sb = (SettingBase) pkg.mExtras; 3911 if (sb == null) { 3912 throw new IllegalArgumentException("Unknown package: " + packageName); 3913 } 3914 3915 PermissionsState permissionsState = sb.getPermissionsState(); 3916 return permissionsState.getPermissionFlags(name, userId); 3917 } 3918 } 3919 3920 @Override 3921 public void updatePermissionFlags(String name, String packageName, int flagMask, 3922 int flagValues, int userId) { 3923 if (!sUserManager.exists(userId)) { 3924 return; 3925 } 3926 3927 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3928 3929 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3930 "updatePermissionFlags"); 3931 3932 // Only the system can change these flags and nothing else. 3933 if (getCallingUid() != Process.SYSTEM_UID) { 3934 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3935 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3936 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3937 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3938 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3939 } 3940 3941 synchronized (mPackages) { 3942 final PackageParser.Package pkg = mPackages.get(packageName); 3943 if (pkg == null) { 3944 throw new IllegalArgumentException("Unknown package: " + packageName); 3945 } 3946 3947 final BasePermission bp = mSettings.mPermissions.get(name); 3948 if (bp == null) { 3949 throw new IllegalArgumentException("Unknown permission: " + name); 3950 } 3951 3952 SettingBase sb = (SettingBase) pkg.mExtras; 3953 if (sb == null) { 3954 throw new IllegalArgumentException("Unknown package: " + packageName); 3955 } 3956 3957 PermissionsState permissionsState = sb.getPermissionsState(); 3958 3959 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3960 3961 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3962 // Install and runtime permissions are stored in different places, 3963 // so figure out what permission changed and persist the change. 3964 if (permissionsState.getInstallPermissionState(name) != null) { 3965 scheduleWriteSettingsLocked(); 3966 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3967 || hadState) { 3968 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3969 } 3970 } 3971 } 3972 } 3973 3974 /** 3975 * Update the permission flags for all packages and runtime permissions of a user in order 3976 * to allow device or profile owner to remove POLICY_FIXED. 3977 */ 3978 @Override 3979 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3980 if (!sUserManager.exists(userId)) { 3981 return; 3982 } 3983 3984 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3985 3986 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3987 "updatePermissionFlagsForAllApps"); 3988 3989 // Only the system can change system fixed flags. 3990 if (getCallingUid() != Process.SYSTEM_UID) { 3991 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3992 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3993 } 3994 3995 synchronized (mPackages) { 3996 boolean changed = false; 3997 final int packageCount = mPackages.size(); 3998 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3999 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4000 SettingBase sb = (SettingBase) pkg.mExtras; 4001 if (sb == null) { 4002 continue; 4003 } 4004 PermissionsState permissionsState = sb.getPermissionsState(); 4005 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4006 userId, flagMask, flagValues); 4007 } 4008 if (changed) { 4009 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4010 } 4011 } 4012 } 4013 4014 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4015 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4016 != PackageManager.PERMISSION_GRANTED 4017 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4018 != PackageManager.PERMISSION_GRANTED) { 4019 throw new SecurityException(message + " requires " 4020 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4021 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4022 } 4023 } 4024 4025 @Override 4026 public boolean shouldShowRequestPermissionRationale(String permissionName, 4027 String packageName, int userId) { 4028 if (UserHandle.getCallingUserId() != userId) { 4029 mContext.enforceCallingPermission( 4030 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4031 "canShowRequestPermissionRationale for user " + userId); 4032 } 4033 4034 final int uid = getPackageUid(packageName, userId); 4035 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4036 return false; 4037 } 4038 4039 if (checkPermission(permissionName, packageName, userId) 4040 == PackageManager.PERMISSION_GRANTED) { 4041 return false; 4042 } 4043 4044 final int flags; 4045 4046 final long identity = Binder.clearCallingIdentity(); 4047 try { 4048 flags = getPermissionFlags(permissionName, 4049 packageName, userId); 4050 } finally { 4051 Binder.restoreCallingIdentity(identity); 4052 } 4053 4054 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4055 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4056 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4057 4058 if ((flags & fixedFlags) != 0) { 4059 return false; 4060 } 4061 4062 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4063 } 4064 4065 @Override 4066 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4067 mContext.enforceCallingOrSelfPermission( 4068 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4069 "addOnPermissionsChangeListener"); 4070 4071 synchronized (mPackages) { 4072 mOnPermissionChangeListeners.addListenerLocked(listener); 4073 } 4074 } 4075 4076 @Override 4077 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4078 synchronized (mPackages) { 4079 mOnPermissionChangeListeners.removeListenerLocked(listener); 4080 } 4081 } 4082 4083 @Override 4084 public boolean isProtectedBroadcast(String actionName) { 4085 synchronized (mPackages) { 4086 if (mProtectedBroadcasts.contains(actionName)) { 4087 return true; 4088 } else if (actionName != null) { 4089 // TODO: remove these terrible hacks 4090 if (actionName.startsWith("android.net.netmon.lingerExpired") 4091 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4092 return true; 4093 } 4094 } 4095 } 4096 return false; 4097 } 4098 4099 @Override 4100 public int checkSignatures(String pkg1, String pkg2) { 4101 synchronized (mPackages) { 4102 final PackageParser.Package p1 = mPackages.get(pkg1); 4103 final PackageParser.Package p2 = mPackages.get(pkg2); 4104 if (p1 == null || p1.mExtras == null 4105 || p2 == null || p2.mExtras == null) { 4106 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4107 } 4108 return compareSignatures(p1.mSignatures, p2.mSignatures); 4109 } 4110 } 4111 4112 @Override 4113 public int checkUidSignatures(int uid1, int uid2) { 4114 // Map to base uids. 4115 uid1 = UserHandle.getAppId(uid1); 4116 uid2 = UserHandle.getAppId(uid2); 4117 // reader 4118 synchronized (mPackages) { 4119 Signature[] s1; 4120 Signature[] s2; 4121 Object obj = mSettings.getUserIdLPr(uid1); 4122 if (obj != null) { 4123 if (obj instanceof SharedUserSetting) { 4124 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4125 } else if (obj instanceof PackageSetting) { 4126 s1 = ((PackageSetting)obj).signatures.mSignatures; 4127 } else { 4128 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4129 } 4130 } else { 4131 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4132 } 4133 obj = mSettings.getUserIdLPr(uid2); 4134 if (obj != null) { 4135 if (obj instanceof SharedUserSetting) { 4136 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4137 } else if (obj instanceof PackageSetting) { 4138 s2 = ((PackageSetting)obj).signatures.mSignatures; 4139 } else { 4140 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4141 } 4142 } else { 4143 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4144 } 4145 return compareSignatures(s1, s2); 4146 } 4147 } 4148 4149 private void killUid(int appId, int userId, String reason) { 4150 final long identity = Binder.clearCallingIdentity(); 4151 try { 4152 IActivityManager am = ActivityManagerNative.getDefault(); 4153 if (am != null) { 4154 try { 4155 am.killUid(appId, userId, reason); 4156 } catch (RemoteException e) { 4157 /* ignore - same process */ 4158 } 4159 } 4160 } finally { 4161 Binder.restoreCallingIdentity(identity); 4162 } 4163 } 4164 4165 /** 4166 * Compares two sets of signatures. Returns: 4167 * <br /> 4168 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4169 * <br /> 4170 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4171 * <br /> 4172 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4173 * <br /> 4174 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4175 * <br /> 4176 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4177 */ 4178 static int compareSignatures(Signature[] s1, Signature[] s2) { 4179 if (s1 == null) { 4180 return s2 == null 4181 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4182 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4183 } 4184 4185 if (s2 == null) { 4186 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4187 } 4188 4189 if (s1.length != s2.length) { 4190 return PackageManager.SIGNATURE_NO_MATCH; 4191 } 4192 4193 // Since both signature sets are of size 1, we can compare without HashSets. 4194 if (s1.length == 1) { 4195 return s1[0].equals(s2[0]) ? 4196 PackageManager.SIGNATURE_MATCH : 4197 PackageManager.SIGNATURE_NO_MATCH; 4198 } 4199 4200 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4201 for (Signature sig : s1) { 4202 set1.add(sig); 4203 } 4204 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4205 for (Signature sig : s2) { 4206 set2.add(sig); 4207 } 4208 // Make sure s2 contains all signatures in s1. 4209 if (set1.equals(set2)) { 4210 return PackageManager.SIGNATURE_MATCH; 4211 } 4212 return PackageManager.SIGNATURE_NO_MATCH; 4213 } 4214 4215 /** 4216 * If the database version for this type of package (internal storage or 4217 * external storage) is less than the version where package signatures 4218 * were updated, return true. 4219 */ 4220 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4221 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4222 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4223 } 4224 4225 /** 4226 * Used for backward compatibility to make sure any packages with 4227 * certificate chains get upgraded to the new style. {@code existingSigs} 4228 * will be in the old format (since they were stored on disk from before the 4229 * system upgrade) and {@code scannedSigs} will be in the newer format. 4230 */ 4231 private int compareSignaturesCompat(PackageSignatures existingSigs, 4232 PackageParser.Package scannedPkg) { 4233 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4234 return PackageManager.SIGNATURE_NO_MATCH; 4235 } 4236 4237 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4238 for (Signature sig : existingSigs.mSignatures) { 4239 existingSet.add(sig); 4240 } 4241 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4242 for (Signature sig : scannedPkg.mSignatures) { 4243 try { 4244 Signature[] chainSignatures = sig.getChainSignatures(); 4245 for (Signature chainSig : chainSignatures) { 4246 scannedCompatSet.add(chainSig); 4247 } 4248 } catch (CertificateEncodingException e) { 4249 scannedCompatSet.add(sig); 4250 } 4251 } 4252 /* 4253 * Make sure the expanded scanned set contains all signatures in the 4254 * existing one. 4255 */ 4256 if (scannedCompatSet.equals(existingSet)) { 4257 // Migrate the old signatures to the new scheme. 4258 existingSigs.assignSignatures(scannedPkg.mSignatures); 4259 // The new KeySets will be re-added later in the scanning process. 4260 synchronized (mPackages) { 4261 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4262 } 4263 return PackageManager.SIGNATURE_MATCH; 4264 } 4265 return PackageManager.SIGNATURE_NO_MATCH; 4266 } 4267 4268 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4269 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4270 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4271 } 4272 4273 private int compareSignaturesRecover(PackageSignatures existingSigs, 4274 PackageParser.Package scannedPkg) { 4275 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4276 return PackageManager.SIGNATURE_NO_MATCH; 4277 } 4278 4279 String msg = null; 4280 try { 4281 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4282 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4283 + scannedPkg.packageName); 4284 return PackageManager.SIGNATURE_MATCH; 4285 } 4286 } catch (CertificateException e) { 4287 msg = e.getMessage(); 4288 } 4289 4290 logCriticalInfo(Log.INFO, 4291 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4292 return PackageManager.SIGNATURE_NO_MATCH; 4293 } 4294 4295 @Override 4296 public String[] getPackagesForUid(int uid) { 4297 uid = UserHandle.getAppId(uid); 4298 // reader 4299 synchronized (mPackages) { 4300 Object obj = mSettings.getUserIdLPr(uid); 4301 if (obj instanceof SharedUserSetting) { 4302 final SharedUserSetting sus = (SharedUserSetting) obj; 4303 final int N = sus.packages.size(); 4304 final String[] res = new String[N]; 4305 final Iterator<PackageSetting> it = sus.packages.iterator(); 4306 int i = 0; 4307 while (it.hasNext()) { 4308 res[i++] = it.next().name; 4309 } 4310 return res; 4311 } else if (obj instanceof PackageSetting) { 4312 final PackageSetting ps = (PackageSetting) obj; 4313 return new String[] { ps.name }; 4314 } 4315 } 4316 return null; 4317 } 4318 4319 @Override 4320 public String getNameForUid(int uid) { 4321 // reader 4322 synchronized (mPackages) { 4323 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4324 if (obj instanceof SharedUserSetting) { 4325 final SharedUserSetting sus = (SharedUserSetting) obj; 4326 return sus.name + ":" + sus.userId; 4327 } else if (obj instanceof PackageSetting) { 4328 final PackageSetting ps = (PackageSetting) obj; 4329 return ps.name; 4330 } 4331 } 4332 return null; 4333 } 4334 4335 @Override 4336 public int getUidForSharedUser(String sharedUserName) { 4337 if(sharedUserName == null) { 4338 return -1; 4339 } 4340 // reader 4341 synchronized (mPackages) { 4342 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4343 if (suid == null) { 4344 return -1; 4345 } 4346 return suid.userId; 4347 } 4348 } 4349 4350 @Override 4351 public int getFlagsForUid(int uid) { 4352 synchronized (mPackages) { 4353 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4354 if (obj instanceof SharedUserSetting) { 4355 final SharedUserSetting sus = (SharedUserSetting) obj; 4356 return sus.pkgFlags; 4357 } else if (obj instanceof PackageSetting) { 4358 final PackageSetting ps = (PackageSetting) obj; 4359 return ps.pkgFlags; 4360 } 4361 } 4362 return 0; 4363 } 4364 4365 @Override 4366 public int getPrivateFlagsForUid(int uid) { 4367 synchronized (mPackages) { 4368 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4369 if (obj instanceof SharedUserSetting) { 4370 final SharedUserSetting sus = (SharedUserSetting) obj; 4371 return sus.pkgPrivateFlags; 4372 } else if (obj instanceof PackageSetting) { 4373 final PackageSetting ps = (PackageSetting) obj; 4374 return ps.pkgPrivateFlags; 4375 } 4376 } 4377 return 0; 4378 } 4379 4380 @Override 4381 public boolean isUidPrivileged(int uid) { 4382 uid = UserHandle.getAppId(uid); 4383 // reader 4384 synchronized (mPackages) { 4385 Object obj = mSettings.getUserIdLPr(uid); 4386 if (obj instanceof SharedUserSetting) { 4387 final SharedUserSetting sus = (SharedUserSetting) obj; 4388 final Iterator<PackageSetting> it = sus.packages.iterator(); 4389 while (it.hasNext()) { 4390 if (it.next().isPrivileged()) { 4391 return true; 4392 } 4393 } 4394 } else if (obj instanceof PackageSetting) { 4395 final PackageSetting ps = (PackageSetting) obj; 4396 return ps.isPrivileged(); 4397 } 4398 } 4399 return false; 4400 } 4401 4402 @Override 4403 public String[] getAppOpPermissionPackages(String permissionName) { 4404 synchronized (mPackages) { 4405 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4406 if (pkgs == null) { 4407 return null; 4408 } 4409 return pkgs.toArray(new String[pkgs.size()]); 4410 } 4411 } 4412 4413 @Override 4414 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4415 int flags, int userId) { 4416 if (!sUserManager.exists(userId)) return null; 4417 flags = updateFlagsForResolve(flags, userId, intent); 4418 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4419 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4420 final ResolveInfo bestChoice = 4421 chooseBestActivity(intent, resolvedType, flags, query, userId); 4422 4423 if (isEphemeralAllowed(intent, query, userId)) { 4424 final EphemeralResolveInfo ai = 4425 getEphemeralResolveInfo(intent, resolvedType, userId); 4426 if (ai != null) { 4427 if (DEBUG_EPHEMERAL) { 4428 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4429 } 4430 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4431 bestChoice.ephemeralResolveInfo = ai; 4432 } 4433 } 4434 return bestChoice; 4435 } 4436 4437 @Override 4438 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4439 IntentFilter filter, int match, ComponentName activity) { 4440 final int userId = UserHandle.getCallingUserId(); 4441 if (DEBUG_PREFERRED) { 4442 Log.v(TAG, "setLastChosenActivity intent=" + intent 4443 + " resolvedType=" + resolvedType 4444 + " flags=" + flags 4445 + " filter=" + filter 4446 + " match=" + match 4447 + " activity=" + activity); 4448 filter.dump(new PrintStreamPrinter(System.out), " "); 4449 } 4450 intent.setComponent(null); 4451 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4452 // Find any earlier preferred or last chosen entries and nuke them 4453 findPreferredActivity(intent, resolvedType, 4454 flags, query, 0, false, true, false, userId); 4455 // Add the new activity as the last chosen for this filter 4456 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4457 "Setting last chosen"); 4458 } 4459 4460 @Override 4461 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4462 final int userId = UserHandle.getCallingUserId(); 4463 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4464 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4465 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4466 false, false, false, userId); 4467 } 4468 4469 4470 private boolean isEphemeralAllowed( 4471 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4472 // Short circuit and return early if possible. 4473 final int callingUser = UserHandle.getCallingUserId(); 4474 if (callingUser != UserHandle.USER_SYSTEM) { 4475 return false; 4476 } 4477 if (mEphemeralResolverConnection == null) { 4478 return false; 4479 } 4480 if (intent.getComponent() != null) { 4481 return false; 4482 } 4483 if (intent.getPackage() != null) { 4484 return false; 4485 } 4486 final boolean isWebUri = hasWebURI(intent); 4487 if (!isWebUri) { 4488 return false; 4489 } 4490 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4491 synchronized (mPackages) { 4492 final int count = resolvedActivites.size(); 4493 for (int n = 0; n < count; n++) { 4494 ResolveInfo info = resolvedActivites.get(n); 4495 String packageName = info.activityInfo.packageName; 4496 PackageSetting ps = mSettings.mPackages.get(packageName); 4497 if (ps != null) { 4498 // Try to get the status from User settings first 4499 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4500 int status = (int) (packedStatus >> 32); 4501 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4502 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4503 if (DEBUG_EPHEMERAL) { 4504 Slog.v(TAG, "DENY ephemeral apps;" 4505 + " pkg: " + packageName + ", status: " + status); 4506 } 4507 return false; 4508 } 4509 } 4510 } 4511 } 4512 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4513 return true; 4514 } 4515 4516 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4517 int userId) { 4518 MessageDigest digest = null; 4519 try { 4520 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4521 } catch (NoSuchAlgorithmException e) { 4522 // If we can't create a digest, ignore ephemeral apps. 4523 return null; 4524 } 4525 4526 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4527 final byte[] digestBytes = digest.digest(hostBytes); 4528 int shaPrefix = 4529 digestBytes[0] << 24 4530 | digestBytes[1] << 16 4531 | digestBytes[2] << 8 4532 | digestBytes[3] << 0; 4533 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4534 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4535 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4536 // No hash prefix match; there are no ephemeral apps for this domain. 4537 return null; 4538 } 4539 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4540 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4541 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4542 continue; 4543 } 4544 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4545 // No filters; this should never happen. 4546 if (filters.isEmpty()) { 4547 continue; 4548 } 4549 // We have a domain match; resolve the filters to see if anything matches. 4550 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4551 for (int j = filters.size() - 1; j >= 0; --j) { 4552 final EphemeralResolveIntentInfo intentInfo = 4553 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4554 ephemeralResolver.addFilter(intentInfo); 4555 } 4556 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4557 intent, resolvedType, false /*defaultOnly*/, userId); 4558 if (!matchedResolveInfoList.isEmpty()) { 4559 return matchedResolveInfoList.get(0); 4560 } 4561 } 4562 // Hash or filter mis-match; no ephemeral apps for this domain. 4563 return null; 4564 } 4565 4566 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4567 int flags, List<ResolveInfo> query, int userId) { 4568 if (query != null) { 4569 final int N = query.size(); 4570 if (N == 1) { 4571 return query.get(0); 4572 } else if (N > 1) { 4573 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4574 // If there is more than one activity with the same priority, 4575 // then let the user decide between them. 4576 ResolveInfo r0 = query.get(0); 4577 ResolveInfo r1 = query.get(1); 4578 if (DEBUG_INTENT_MATCHING || debug) { 4579 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4580 + r1.activityInfo.name + "=" + r1.priority); 4581 } 4582 // If the first activity has a higher priority, or a different 4583 // default, then it is always desirable to pick it. 4584 if (r0.priority != r1.priority 4585 || r0.preferredOrder != r1.preferredOrder 4586 || r0.isDefault != r1.isDefault) { 4587 return query.get(0); 4588 } 4589 // If we have saved a preference for a preferred activity for 4590 // this Intent, use that. 4591 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4592 flags, query, r0.priority, true, false, debug, userId); 4593 if (ri != null) { 4594 return ri; 4595 } 4596 ri = new ResolveInfo(mResolveInfo); 4597 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4598 ri.activityInfo.applicationInfo = new ApplicationInfo( 4599 ri.activityInfo.applicationInfo); 4600 if (userId != 0) { 4601 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4602 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4603 } 4604 // Make sure that the resolver is displayable in car mode 4605 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4606 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4607 return ri; 4608 } 4609 } 4610 return null; 4611 } 4612 4613 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4614 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4615 final int N = query.size(); 4616 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4617 .get(userId); 4618 // Get the list of persistent preferred activities that handle the intent 4619 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4620 List<PersistentPreferredActivity> pprefs = ppir != null 4621 ? ppir.queryIntent(intent, resolvedType, 4622 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4623 : null; 4624 if (pprefs != null && pprefs.size() > 0) { 4625 final int M = pprefs.size(); 4626 for (int i=0; i<M; i++) { 4627 final PersistentPreferredActivity ppa = pprefs.get(i); 4628 if (DEBUG_PREFERRED || debug) { 4629 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4630 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4631 + "\n component=" + ppa.mComponent); 4632 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4633 } 4634 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4635 flags | MATCH_DISABLED_COMPONENTS, userId); 4636 if (DEBUG_PREFERRED || debug) { 4637 Slog.v(TAG, "Found persistent preferred activity:"); 4638 if (ai != null) { 4639 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4640 } else { 4641 Slog.v(TAG, " null"); 4642 } 4643 } 4644 if (ai == null) { 4645 // This previously registered persistent preferred activity 4646 // component is no longer known. Ignore it and do NOT remove it. 4647 continue; 4648 } 4649 for (int j=0; j<N; j++) { 4650 final ResolveInfo ri = query.get(j); 4651 if (!ri.activityInfo.applicationInfo.packageName 4652 .equals(ai.applicationInfo.packageName)) { 4653 continue; 4654 } 4655 if (!ri.activityInfo.name.equals(ai.name)) { 4656 continue; 4657 } 4658 // Found a persistent preference that can handle the intent. 4659 if (DEBUG_PREFERRED || debug) { 4660 Slog.v(TAG, "Returning persistent preferred activity: " + 4661 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4662 } 4663 return ri; 4664 } 4665 } 4666 } 4667 return null; 4668 } 4669 4670 // TODO: handle preferred activities missing while user has amnesia 4671 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4672 List<ResolveInfo> query, int priority, boolean always, 4673 boolean removeMatches, boolean debug, int userId) { 4674 if (!sUserManager.exists(userId)) return null; 4675 flags = updateFlagsForResolve(flags, userId, intent); 4676 // writer 4677 synchronized (mPackages) { 4678 if (intent.getSelector() != null) { 4679 intent = intent.getSelector(); 4680 } 4681 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4682 4683 // Try to find a matching persistent preferred activity. 4684 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4685 debug, userId); 4686 4687 // If a persistent preferred activity matched, use it. 4688 if (pri != null) { 4689 return pri; 4690 } 4691 4692 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4693 // Get the list of preferred activities that handle the intent 4694 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4695 List<PreferredActivity> prefs = pir != null 4696 ? pir.queryIntent(intent, resolvedType, 4697 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4698 : null; 4699 if (prefs != null && prefs.size() > 0) { 4700 boolean changed = false; 4701 try { 4702 // First figure out how good the original match set is. 4703 // We will only allow preferred activities that came 4704 // from the same match quality. 4705 int match = 0; 4706 4707 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4708 4709 final int N = query.size(); 4710 for (int j=0; j<N; j++) { 4711 final ResolveInfo ri = query.get(j); 4712 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4713 + ": 0x" + Integer.toHexString(match)); 4714 if (ri.match > match) { 4715 match = ri.match; 4716 } 4717 } 4718 4719 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4720 + Integer.toHexString(match)); 4721 4722 match &= IntentFilter.MATCH_CATEGORY_MASK; 4723 final int M = prefs.size(); 4724 for (int i=0; i<M; i++) { 4725 final PreferredActivity pa = prefs.get(i); 4726 if (DEBUG_PREFERRED || debug) { 4727 Slog.v(TAG, "Checking PreferredActivity ds=" 4728 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4729 + "\n component=" + pa.mPref.mComponent); 4730 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4731 } 4732 if (pa.mPref.mMatch != match) { 4733 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4734 + Integer.toHexString(pa.mPref.mMatch)); 4735 continue; 4736 } 4737 // If it's not an "always" type preferred activity and that's what we're 4738 // looking for, skip it. 4739 if (always && !pa.mPref.mAlways) { 4740 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4741 continue; 4742 } 4743 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4744 flags | MATCH_DISABLED_COMPONENTS, userId); 4745 if (DEBUG_PREFERRED || debug) { 4746 Slog.v(TAG, "Found preferred activity:"); 4747 if (ai != null) { 4748 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4749 } else { 4750 Slog.v(TAG, " null"); 4751 } 4752 } 4753 if (ai == null) { 4754 // This previously registered preferred activity 4755 // component is no longer known. Most likely an update 4756 // to the app was installed and in the new version this 4757 // component no longer exists. Clean it up by removing 4758 // it from the preferred activities list, and skip it. 4759 Slog.w(TAG, "Removing dangling preferred activity: " 4760 + pa.mPref.mComponent); 4761 pir.removeFilter(pa); 4762 changed = true; 4763 continue; 4764 } 4765 for (int j=0; j<N; j++) { 4766 final ResolveInfo ri = query.get(j); 4767 if (!ri.activityInfo.applicationInfo.packageName 4768 .equals(ai.applicationInfo.packageName)) { 4769 continue; 4770 } 4771 if (!ri.activityInfo.name.equals(ai.name)) { 4772 continue; 4773 } 4774 4775 if (removeMatches) { 4776 pir.removeFilter(pa); 4777 changed = true; 4778 if (DEBUG_PREFERRED) { 4779 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4780 } 4781 break; 4782 } 4783 4784 // Okay we found a previously set preferred or last chosen app. 4785 // If the result set is different from when this 4786 // was created, we need to clear it and re-ask the 4787 // user their preference, if we're looking for an "always" type entry. 4788 if (always && !pa.mPref.sameSet(query)) { 4789 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4790 + intent + " type " + resolvedType); 4791 if (DEBUG_PREFERRED) { 4792 Slog.v(TAG, "Removing preferred activity since set changed " 4793 + pa.mPref.mComponent); 4794 } 4795 pir.removeFilter(pa); 4796 // Re-add the filter as a "last chosen" entry (!always) 4797 PreferredActivity lastChosen = new PreferredActivity( 4798 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4799 pir.addFilter(lastChosen); 4800 changed = true; 4801 return null; 4802 } 4803 4804 // Yay! Either the set matched or we're looking for the last chosen 4805 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4806 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4807 return ri; 4808 } 4809 } 4810 } finally { 4811 if (changed) { 4812 if (DEBUG_PREFERRED) { 4813 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4814 } 4815 scheduleWritePackageRestrictionsLocked(userId); 4816 } 4817 } 4818 } 4819 } 4820 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4821 return null; 4822 } 4823 4824 /* 4825 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4826 */ 4827 @Override 4828 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4829 int targetUserId) { 4830 mContext.enforceCallingOrSelfPermission( 4831 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4832 List<CrossProfileIntentFilter> matches = 4833 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4834 if (matches != null) { 4835 int size = matches.size(); 4836 for (int i = 0; i < size; i++) { 4837 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4838 } 4839 } 4840 if (hasWebURI(intent)) { 4841 // cross-profile app linking works only towards the parent. 4842 final UserInfo parent = getProfileParent(sourceUserId); 4843 synchronized(mPackages) { 4844 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4845 intent, resolvedType, 0, sourceUserId, parent.id); 4846 return xpDomainInfo != null; 4847 } 4848 } 4849 return false; 4850 } 4851 4852 private UserInfo getProfileParent(int userId) { 4853 final long identity = Binder.clearCallingIdentity(); 4854 try { 4855 return sUserManager.getProfileParent(userId); 4856 } finally { 4857 Binder.restoreCallingIdentity(identity); 4858 } 4859 } 4860 4861 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4862 String resolvedType, int userId) { 4863 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4864 if (resolver != null) { 4865 return resolver.queryIntent(intent, resolvedType, false, userId); 4866 } 4867 return null; 4868 } 4869 4870 @Override 4871 public List<ResolveInfo> queryIntentActivities(Intent intent, 4872 String resolvedType, int flags, int userId) { 4873 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4874 flags = updateFlagsForResolve(flags, userId, intent); 4875 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4876 ComponentName comp = intent.getComponent(); 4877 if (comp == null) { 4878 if (intent.getSelector() != null) { 4879 intent = intent.getSelector(); 4880 comp = intent.getComponent(); 4881 } 4882 } 4883 4884 if (comp != null) { 4885 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4886 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4887 if (ai != null) { 4888 final ResolveInfo ri = new ResolveInfo(); 4889 ri.activityInfo = ai; 4890 list.add(ri); 4891 } 4892 return list; 4893 } 4894 4895 // reader 4896 synchronized (mPackages) { 4897 final String pkgName = intent.getPackage(); 4898 if (pkgName == null) { 4899 List<CrossProfileIntentFilter> matchingFilters = 4900 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4901 // Check for results that need to skip the current profile. 4902 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4903 resolvedType, flags, userId); 4904 if (xpResolveInfo != null) { 4905 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4906 result.add(xpResolveInfo); 4907 return filterIfNotSystemUser(result, userId); 4908 } 4909 4910 // Check for results in the current profile. 4911 List<ResolveInfo> result = mActivities.queryIntent( 4912 intent, resolvedType, flags, userId); 4913 result = filterIfNotSystemUser(result, userId); 4914 4915 // Check for cross profile results. 4916 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4917 xpResolveInfo = queryCrossProfileIntents( 4918 matchingFilters, intent, resolvedType, flags, userId, 4919 hasNonNegativePriorityResult); 4920 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4921 boolean isVisibleToUser = filterIfNotSystemUser( 4922 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4923 if (isVisibleToUser) { 4924 result.add(xpResolveInfo); 4925 Collections.sort(result, mResolvePrioritySorter); 4926 } 4927 } 4928 if (hasWebURI(intent)) { 4929 CrossProfileDomainInfo xpDomainInfo = null; 4930 final UserInfo parent = getProfileParent(userId); 4931 if (parent != null) { 4932 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4933 flags, userId, parent.id); 4934 } 4935 if (xpDomainInfo != null) { 4936 if (xpResolveInfo != null) { 4937 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4938 // in the result. 4939 result.remove(xpResolveInfo); 4940 } 4941 if (result.size() == 0) { 4942 result.add(xpDomainInfo.resolveInfo); 4943 return result; 4944 } 4945 } else if (result.size() <= 1) { 4946 return result; 4947 } 4948 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4949 xpDomainInfo, userId); 4950 Collections.sort(result, mResolvePrioritySorter); 4951 } 4952 return result; 4953 } 4954 final PackageParser.Package pkg = mPackages.get(pkgName); 4955 if (pkg != null) { 4956 return filterIfNotSystemUser( 4957 mActivities.queryIntentForPackage( 4958 intent, resolvedType, flags, pkg.activities, userId), 4959 userId); 4960 } 4961 return new ArrayList<ResolveInfo>(); 4962 } 4963 } 4964 4965 private static class CrossProfileDomainInfo { 4966 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4967 ResolveInfo resolveInfo; 4968 /* Best domain verification status of the activities found in the other profile */ 4969 int bestDomainVerificationStatus; 4970 } 4971 4972 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4973 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4974 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4975 sourceUserId)) { 4976 return null; 4977 } 4978 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4979 resolvedType, flags, parentUserId); 4980 4981 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4982 return null; 4983 } 4984 CrossProfileDomainInfo result = null; 4985 int size = resultTargetUser.size(); 4986 for (int i = 0; i < size; i++) { 4987 ResolveInfo riTargetUser = resultTargetUser.get(i); 4988 // Intent filter verification is only for filters that specify a host. So don't return 4989 // those that handle all web uris. 4990 if (riTargetUser.handleAllWebDataURI) { 4991 continue; 4992 } 4993 String packageName = riTargetUser.activityInfo.packageName; 4994 PackageSetting ps = mSettings.mPackages.get(packageName); 4995 if (ps == null) { 4996 continue; 4997 } 4998 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4999 int status = (int)(verificationState >> 32); 5000 if (result == null) { 5001 result = new CrossProfileDomainInfo(); 5002 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5003 sourceUserId, parentUserId); 5004 result.bestDomainVerificationStatus = status; 5005 } else { 5006 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5007 result.bestDomainVerificationStatus); 5008 } 5009 } 5010 // Don't consider matches with status NEVER across profiles. 5011 if (result != null && result.bestDomainVerificationStatus 5012 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5013 return null; 5014 } 5015 return result; 5016 } 5017 5018 /** 5019 * Verification statuses are ordered from the worse to the best, except for 5020 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5021 */ 5022 private int bestDomainVerificationStatus(int status1, int status2) { 5023 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5024 return status2; 5025 } 5026 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5027 return status1; 5028 } 5029 return (int) MathUtils.max(status1, status2); 5030 } 5031 5032 private boolean isUserEnabled(int userId) { 5033 long callingId = Binder.clearCallingIdentity(); 5034 try { 5035 UserInfo userInfo = sUserManager.getUserInfo(userId); 5036 return userInfo != null && userInfo.isEnabled(); 5037 } finally { 5038 Binder.restoreCallingIdentity(callingId); 5039 } 5040 } 5041 5042 /** 5043 * Filter out activities with systemUserOnly flag set, when current user is not System. 5044 * 5045 * @return filtered list 5046 */ 5047 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5048 if (userId == UserHandle.USER_SYSTEM) { 5049 return resolveInfos; 5050 } 5051 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5052 ResolveInfo info = resolveInfos.get(i); 5053 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5054 resolveInfos.remove(i); 5055 } 5056 } 5057 return resolveInfos; 5058 } 5059 5060 /** 5061 * @param resolveInfos list of resolve infos in descending priority order 5062 * @return if the list contains a resolve info with non-negative priority 5063 */ 5064 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5065 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5066 } 5067 5068 private static boolean hasWebURI(Intent intent) { 5069 if (intent.getData() == null) { 5070 return false; 5071 } 5072 final String scheme = intent.getScheme(); 5073 if (TextUtils.isEmpty(scheme)) { 5074 return false; 5075 } 5076 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5077 } 5078 5079 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5080 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5081 int userId) { 5082 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5083 5084 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5085 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5086 candidates.size()); 5087 } 5088 5089 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5090 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5091 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5092 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5093 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5094 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5095 5096 synchronized (mPackages) { 5097 final int count = candidates.size(); 5098 // First, try to use linked apps. Partition the candidates into four lists: 5099 // one for the final results, one for the "do not use ever", one for "undefined status" 5100 // and finally one for "browser app type". 5101 for (int n=0; n<count; n++) { 5102 ResolveInfo info = candidates.get(n); 5103 String packageName = info.activityInfo.packageName; 5104 PackageSetting ps = mSettings.mPackages.get(packageName); 5105 if (ps != null) { 5106 // Add to the special match all list (Browser use case) 5107 if (info.handleAllWebDataURI) { 5108 matchAllList.add(info); 5109 continue; 5110 } 5111 // Try to get the status from User settings first 5112 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5113 int status = (int)(packedStatus >> 32); 5114 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5115 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5116 if (DEBUG_DOMAIN_VERIFICATION) { 5117 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5118 + " : linkgen=" + linkGeneration); 5119 } 5120 // Use link-enabled generation as preferredOrder, i.e. 5121 // prefer newly-enabled over earlier-enabled. 5122 info.preferredOrder = linkGeneration; 5123 alwaysList.add(info); 5124 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5125 if (DEBUG_DOMAIN_VERIFICATION) { 5126 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5127 } 5128 neverList.add(info); 5129 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5130 if (DEBUG_DOMAIN_VERIFICATION) { 5131 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5132 } 5133 alwaysAskList.add(info); 5134 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5135 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5136 if (DEBUG_DOMAIN_VERIFICATION) { 5137 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5138 } 5139 undefinedList.add(info); 5140 } 5141 } 5142 } 5143 5144 // We'll want to include browser possibilities in a few cases 5145 boolean includeBrowser = false; 5146 5147 // First try to add the "always" resolution(s) for the current user, if any 5148 if (alwaysList.size() > 0) { 5149 result.addAll(alwaysList); 5150 } else { 5151 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5152 result.addAll(undefinedList); 5153 // Maybe add one for the other profile. 5154 if (xpDomainInfo != null && ( 5155 xpDomainInfo.bestDomainVerificationStatus 5156 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5157 result.add(xpDomainInfo.resolveInfo); 5158 } 5159 includeBrowser = true; 5160 } 5161 5162 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5163 // If there were 'always' entries their preferred order has been set, so we also 5164 // back that off to make the alternatives equivalent 5165 if (alwaysAskList.size() > 0) { 5166 for (ResolveInfo i : result) { 5167 i.preferredOrder = 0; 5168 } 5169 result.addAll(alwaysAskList); 5170 includeBrowser = true; 5171 } 5172 5173 if (includeBrowser) { 5174 // Also add browsers (all of them or only the default one) 5175 if (DEBUG_DOMAIN_VERIFICATION) { 5176 Slog.v(TAG, " ...including browsers in candidate set"); 5177 } 5178 if ((matchFlags & MATCH_ALL) != 0) { 5179 result.addAll(matchAllList); 5180 } else { 5181 // Browser/generic handling case. If there's a default browser, go straight 5182 // to that (but only if there is no other higher-priority match). 5183 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5184 int maxMatchPrio = 0; 5185 ResolveInfo defaultBrowserMatch = null; 5186 final int numCandidates = matchAllList.size(); 5187 for (int n = 0; n < numCandidates; n++) { 5188 ResolveInfo info = matchAllList.get(n); 5189 // track the highest overall match priority... 5190 if (info.priority > maxMatchPrio) { 5191 maxMatchPrio = info.priority; 5192 } 5193 // ...and the highest-priority default browser match 5194 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5195 if (defaultBrowserMatch == null 5196 || (defaultBrowserMatch.priority < info.priority)) { 5197 if (debug) { 5198 Slog.v(TAG, "Considering default browser match " + info); 5199 } 5200 defaultBrowserMatch = info; 5201 } 5202 } 5203 } 5204 if (defaultBrowserMatch != null 5205 && defaultBrowserMatch.priority >= maxMatchPrio 5206 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5207 { 5208 if (debug) { 5209 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5210 } 5211 result.add(defaultBrowserMatch); 5212 } else { 5213 result.addAll(matchAllList); 5214 } 5215 } 5216 5217 // If there is nothing selected, add all candidates and remove the ones that the user 5218 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5219 if (result.size() == 0) { 5220 result.addAll(candidates); 5221 result.removeAll(neverList); 5222 } 5223 } 5224 } 5225 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5226 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5227 result.size()); 5228 for (ResolveInfo info : result) { 5229 Slog.v(TAG, " + " + info.activityInfo); 5230 } 5231 } 5232 return result; 5233 } 5234 5235 // Returns a packed value as a long: 5236 // 5237 // high 'int'-sized word: link status: undefined/ask/never/always. 5238 // low 'int'-sized word: relative priority among 'always' results. 5239 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5240 long result = ps.getDomainVerificationStatusForUser(userId); 5241 // if none available, get the master status 5242 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5243 if (ps.getIntentFilterVerificationInfo() != null) { 5244 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5245 } 5246 } 5247 return result; 5248 } 5249 5250 private ResolveInfo querySkipCurrentProfileIntents( 5251 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5252 int flags, int sourceUserId) { 5253 if (matchingFilters != null) { 5254 int size = matchingFilters.size(); 5255 for (int i = 0; i < size; i ++) { 5256 CrossProfileIntentFilter filter = matchingFilters.get(i); 5257 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5258 // Checking if there are activities in the target user that can handle the 5259 // intent. 5260 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5261 resolvedType, flags, sourceUserId); 5262 if (resolveInfo != null) { 5263 return resolveInfo; 5264 } 5265 } 5266 } 5267 } 5268 return null; 5269 } 5270 5271 // Return matching ResolveInfo in target user if any. 5272 private ResolveInfo queryCrossProfileIntents( 5273 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5274 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5275 if (matchingFilters != null) { 5276 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5277 // match the same intent. For performance reasons, it is better not to 5278 // run queryIntent twice for the same userId 5279 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5280 int size = matchingFilters.size(); 5281 for (int i = 0; i < size; i++) { 5282 CrossProfileIntentFilter filter = matchingFilters.get(i); 5283 int targetUserId = filter.getTargetUserId(); 5284 boolean skipCurrentProfile = 5285 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5286 boolean skipCurrentProfileIfNoMatchFound = 5287 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5288 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5289 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5290 // Checking if there are activities in the target user that can handle the 5291 // intent. 5292 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5293 resolvedType, flags, sourceUserId); 5294 if (resolveInfo != null) return resolveInfo; 5295 alreadyTriedUserIds.put(targetUserId, true); 5296 } 5297 } 5298 } 5299 return null; 5300 } 5301 5302 /** 5303 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5304 * will forward the intent to the filter's target user. 5305 * Otherwise, returns null. 5306 */ 5307 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5308 String resolvedType, int flags, int sourceUserId) { 5309 int targetUserId = filter.getTargetUserId(); 5310 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5311 resolvedType, flags, targetUserId); 5312 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5313 && isUserEnabled(targetUserId)) { 5314 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5315 } 5316 return null; 5317 } 5318 5319 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5320 int sourceUserId, int targetUserId) { 5321 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5322 long ident = Binder.clearCallingIdentity(); 5323 boolean targetIsProfile; 5324 try { 5325 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5326 } finally { 5327 Binder.restoreCallingIdentity(ident); 5328 } 5329 String className; 5330 if (targetIsProfile) { 5331 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5332 } else { 5333 className = FORWARD_INTENT_TO_PARENT; 5334 } 5335 ComponentName forwardingActivityComponentName = new ComponentName( 5336 mAndroidApplication.packageName, className); 5337 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5338 sourceUserId); 5339 if (!targetIsProfile) { 5340 forwardingActivityInfo.showUserIcon = targetUserId; 5341 forwardingResolveInfo.noResourceId = true; 5342 } 5343 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5344 forwardingResolveInfo.priority = 0; 5345 forwardingResolveInfo.preferredOrder = 0; 5346 forwardingResolveInfo.match = 0; 5347 forwardingResolveInfo.isDefault = true; 5348 forwardingResolveInfo.filter = filter; 5349 forwardingResolveInfo.targetUserId = targetUserId; 5350 return forwardingResolveInfo; 5351 } 5352 5353 @Override 5354 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5355 Intent[] specifics, String[] specificTypes, Intent intent, 5356 String resolvedType, int flags, int userId) { 5357 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5358 flags = updateFlagsForResolve(flags, userId, intent); 5359 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5360 false, "query intent activity options"); 5361 final String resultsAction = intent.getAction(); 5362 5363 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5364 | PackageManager.GET_RESOLVED_FILTER, userId); 5365 5366 if (DEBUG_INTENT_MATCHING) { 5367 Log.v(TAG, "Query " + intent + ": " + results); 5368 } 5369 5370 int specificsPos = 0; 5371 int N; 5372 5373 // todo: note that the algorithm used here is O(N^2). This 5374 // isn't a problem in our current environment, but if we start running 5375 // into situations where we have more than 5 or 10 matches then this 5376 // should probably be changed to something smarter... 5377 5378 // First we go through and resolve each of the specific items 5379 // that were supplied, taking care of removing any corresponding 5380 // duplicate items in the generic resolve list. 5381 if (specifics != null) { 5382 for (int i=0; i<specifics.length; i++) { 5383 final Intent sintent = specifics[i]; 5384 if (sintent == null) { 5385 continue; 5386 } 5387 5388 if (DEBUG_INTENT_MATCHING) { 5389 Log.v(TAG, "Specific #" + i + ": " + sintent); 5390 } 5391 5392 String action = sintent.getAction(); 5393 if (resultsAction != null && resultsAction.equals(action)) { 5394 // If this action was explicitly requested, then don't 5395 // remove things that have it. 5396 action = null; 5397 } 5398 5399 ResolveInfo ri = null; 5400 ActivityInfo ai = null; 5401 5402 ComponentName comp = sintent.getComponent(); 5403 if (comp == null) { 5404 ri = resolveIntent( 5405 sintent, 5406 specificTypes != null ? specificTypes[i] : null, 5407 flags, userId); 5408 if (ri == null) { 5409 continue; 5410 } 5411 if (ri == mResolveInfo) { 5412 // ACK! Must do something better with this. 5413 } 5414 ai = ri.activityInfo; 5415 comp = new ComponentName(ai.applicationInfo.packageName, 5416 ai.name); 5417 } else { 5418 ai = getActivityInfo(comp, flags, userId); 5419 if (ai == null) { 5420 continue; 5421 } 5422 } 5423 5424 // Look for any generic query activities that are duplicates 5425 // of this specific one, and remove them from the results. 5426 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5427 N = results.size(); 5428 int j; 5429 for (j=specificsPos; j<N; j++) { 5430 ResolveInfo sri = results.get(j); 5431 if ((sri.activityInfo.name.equals(comp.getClassName()) 5432 && sri.activityInfo.applicationInfo.packageName.equals( 5433 comp.getPackageName())) 5434 || (action != null && sri.filter.matchAction(action))) { 5435 results.remove(j); 5436 if (DEBUG_INTENT_MATCHING) Log.v( 5437 TAG, "Removing duplicate item from " + j 5438 + " due to specific " + specificsPos); 5439 if (ri == null) { 5440 ri = sri; 5441 } 5442 j--; 5443 N--; 5444 } 5445 } 5446 5447 // Add this specific item to its proper place. 5448 if (ri == null) { 5449 ri = new ResolveInfo(); 5450 ri.activityInfo = ai; 5451 } 5452 results.add(specificsPos, ri); 5453 ri.specificIndex = i; 5454 specificsPos++; 5455 } 5456 } 5457 5458 // Now we go through the remaining generic results and remove any 5459 // duplicate actions that are found here. 5460 N = results.size(); 5461 for (int i=specificsPos; i<N-1; i++) { 5462 final ResolveInfo rii = results.get(i); 5463 if (rii.filter == null) { 5464 continue; 5465 } 5466 5467 // Iterate over all of the actions of this result's intent 5468 // filter... typically this should be just one. 5469 final Iterator<String> it = rii.filter.actionsIterator(); 5470 if (it == null) { 5471 continue; 5472 } 5473 while (it.hasNext()) { 5474 final String action = it.next(); 5475 if (resultsAction != null && resultsAction.equals(action)) { 5476 // If this action was explicitly requested, then don't 5477 // remove things that have it. 5478 continue; 5479 } 5480 for (int j=i+1; j<N; j++) { 5481 final ResolveInfo rij = results.get(j); 5482 if (rij.filter != null && rij.filter.hasAction(action)) { 5483 results.remove(j); 5484 if (DEBUG_INTENT_MATCHING) Log.v( 5485 TAG, "Removing duplicate item from " + j 5486 + " due to action " + action + " at " + i); 5487 j--; 5488 N--; 5489 } 5490 } 5491 } 5492 5493 // If the caller didn't request filter information, drop it now 5494 // so we don't have to marshall/unmarshall it. 5495 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5496 rii.filter = null; 5497 } 5498 } 5499 5500 // Filter out the caller activity if so requested. 5501 if (caller != null) { 5502 N = results.size(); 5503 for (int i=0; i<N; i++) { 5504 ActivityInfo ainfo = results.get(i).activityInfo; 5505 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5506 && caller.getClassName().equals(ainfo.name)) { 5507 results.remove(i); 5508 break; 5509 } 5510 } 5511 } 5512 5513 // If the caller didn't request filter information, 5514 // drop them now so we don't have to 5515 // marshall/unmarshall it. 5516 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5517 N = results.size(); 5518 for (int i=0; i<N; i++) { 5519 results.get(i).filter = null; 5520 } 5521 } 5522 5523 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5524 return results; 5525 } 5526 5527 @Override 5528 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5529 int userId) { 5530 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5531 flags = updateFlagsForResolve(flags, userId, intent); 5532 ComponentName comp = intent.getComponent(); 5533 if (comp == null) { 5534 if (intent.getSelector() != null) { 5535 intent = intent.getSelector(); 5536 comp = intent.getComponent(); 5537 } 5538 } 5539 if (comp != null) { 5540 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5541 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5542 if (ai != null) { 5543 ResolveInfo ri = new ResolveInfo(); 5544 ri.activityInfo = ai; 5545 list.add(ri); 5546 } 5547 return list; 5548 } 5549 5550 // reader 5551 synchronized (mPackages) { 5552 String pkgName = intent.getPackage(); 5553 if (pkgName == null) { 5554 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5555 } 5556 final PackageParser.Package pkg = mPackages.get(pkgName); 5557 if (pkg != null) { 5558 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5559 userId); 5560 } 5561 return null; 5562 } 5563 } 5564 5565 @Override 5566 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5567 if (!sUserManager.exists(userId)) return null; 5568 flags = updateFlagsForResolve(flags, userId, intent); 5569 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5570 if (query != null) { 5571 if (query.size() >= 1) { 5572 // If there is more than one service with the same priority, 5573 // just arbitrarily pick the first one. 5574 return query.get(0); 5575 } 5576 } 5577 return null; 5578 } 5579 5580 @Override 5581 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5582 int userId) { 5583 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5584 flags = updateFlagsForResolve(flags, userId, intent); 5585 ComponentName comp = intent.getComponent(); 5586 if (comp == null) { 5587 if (intent.getSelector() != null) { 5588 intent = intent.getSelector(); 5589 comp = intent.getComponent(); 5590 } 5591 } 5592 if (comp != null) { 5593 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5594 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5595 if (si != null) { 5596 final ResolveInfo ri = new ResolveInfo(); 5597 ri.serviceInfo = si; 5598 list.add(ri); 5599 } 5600 return list; 5601 } 5602 5603 // reader 5604 synchronized (mPackages) { 5605 String pkgName = intent.getPackage(); 5606 if (pkgName == null) { 5607 return mServices.queryIntent(intent, resolvedType, flags, userId); 5608 } 5609 final PackageParser.Package pkg = mPackages.get(pkgName); 5610 if (pkg != null) { 5611 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5612 userId); 5613 } 5614 return null; 5615 } 5616 } 5617 5618 @Override 5619 public List<ResolveInfo> queryIntentContentProviders( 5620 Intent intent, String resolvedType, int flags, int userId) { 5621 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5622 flags = updateFlagsForResolve(flags, userId, intent); 5623 ComponentName comp = intent.getComponent(); 5624 if (comp == null) { 5625 if (intent.getSelector() != null) { 5626 intent = intent.getSelector(); 5627 comp = intent.getComponent(); 5628 } 5629 } 5630 if (comp != null) { 5631 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5632 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5633 if (pi != null) { 5634 final ResolveInfo ri = new ResolveInfo(); 5635 ri.providerInfo = pi; 5636 list.add(ri); 5637 } 5638 return list; 5639 } 5640 5641 // reader 5642 synchronized (mPackages) { 5643 String pkgName = intent.getPackage(); 5644 if (pkgName == null) { 5645 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5646 } 5647 final PackageParser.Package pkg = mPackages.get(pkgName); 5648 if (pkg != null) { 5649 return mProviders.queryIntentForPackage( 5650 intent, resolvedType, flags, pkg.providers, userId); 5651 } 5652 return null; 5653 } 5654 } 5655 5656 @Override 5657 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5658 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5659 flags = updateFlagsForPackage(flags, userId, null); 5660 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5661 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5662 5663 // writer 5664 synchronized (mPackages) { 5665 ArrayList<PackageInfo> list; 5666 if (listUninstalled) { 5667 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5668 for (PackageSetting ps : mSettings.mPackages.values()) { 5669 PackageInfo pi; 5670 if (ps.pkg != null) { 5671 pi = generatePackageInfo(ps.pkg, flags, userId); 5672 } else { 5673 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5674 } 5675 if (pi != null) { 5676 list.add(pi); 5677 } 5678 } 5679 } else { 5680 list = new ArrayList<PackageInfo>(mPackages.size()); 5681 for (PackageParser.Package p : mPackages.values()) { 5682 PackageInfo pi = generatePackageInfo(p, flags, userId); 5683 if (pi != null) { 5684 list.add(pi); 5685 } 5686 } 5687 } 5688 5689 return new ParceledListSlice<PackageInfo>(list); 5690 } 5691 } 5692 5693 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5694 String[] permissions, boolean[] tmp, int flags, int userId) { 5695 int numMatch = 0; 5696 final PermissionsState permissionsState = ps.getPermissionsState(); 5697 for (int i=0; i<permissions.length; i++) { 5698 final String permission = permissions[i]; 5699 if (permissionsState.hasPermission(permission, userId)) { 5700 tmp[i] = true; 5701 numMatch++; 5702 } else { 5703 tmp[i] = false; 5704 } 5705 } 5706 if (numMatch == 0) { 5707 return; 5708 } 5709 PackageInfo pi; 5710 if (ps.pkg != null) { 5711 pi = generatePackageInfo(ps.pkg, flags, userId); 5712 } else { 5713 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5714 } 5715 // The above might return null in cases of uninstalled apps or install-state 5716 // skew across users/profiles. 5717 if (pi != null) { 5718 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5719 if (numMatch == permissions.length) { 5720 pi.requestedPermissions = permissions; 5721 } else { 5722 pi.requestedPermissions = new String[numMatch]; 5723 numMatch = 0; 5724 for (int i=0; i<permissions.length; i++) { 5725 if (tmp[i]) { 5726 pi.requestedPermissions[numMatch] = permissions[i]; 5727 numMatch++; 5728 } 5729 } 5730 } 5731 } 5732 list.add(pi); 5733 } 5734 } 5735 5736 @Override 5737 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5738 String[] permissions, int flags, int userId) { 5739 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5740 flags = updateFlagsForPackage(flags, userId, permissions); 5741 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5742 5743 // writer 5744 synchronized (mPackages) { 5745 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5746 boolean[] tmpBools = new boolean[permissions.length]; 5747 if (listUninstalled) { 5748 for (PackageSetting ps : mSettings.mPackages.values()) { 5749 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5750 } 5751 } else { 5752 for (PackageParser.Package pkg : mPackages.values()) { 5753 PackageSetting ps = (PackageSetting)pkg.mExtras; 5754 if (ps != null) { 5755 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5756 userId); 5757 } 5758 } 5759 } 5760 5761 return new ParceledListSlice<PackageInfo>(list); 5762 } 5763 } 5764 5765 @Override 5766 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5767 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5768 flags = updateFlagsForApplication(flags, userId, null); 5769 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5770 5771 // writer 5772 synchronized (mPackages) { 5773 ArrayList<ApplicationInfo> list; 5774 if (listUninstalled) { 5775 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5776 for (PackageSetting ps : mSettings.mPackages.values()) { 5777 ApplicationInfo ai; 5778 if (ps.pkg != null) { 5779 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5780 ps.readUserState(userId), userId); 5781 } else { 5782 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5783 } 5784 if (ai != null) { 5785 list.add(ai); 5786 } 5787 } 5788 } else { 5789 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5790 for (PackageParser.Package p : mPackages.values()) { 5791 if (p.mExtras != null) { 5792 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5793 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5794 if (ai != null) { 5795 list.add(ai); 5796 } 5797 } 5798 } 5799 } 5800 5801 return new ParceledListSlice<ApplicationInfo>(list); 5802 } 5803 } 5804 5805 @Override 5806 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5807 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5808 "getEphemeralApplications"); 5809 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5810 "getEphemeralApplications"); 5811 synchronized (mPackages) { 5812 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5813 .getEphemeralApplicationsLPw(userId); 5814 if (ephemeralApps != null) { 5815 return new ParceledListSlice<>(ephemeralApps); 5816 } 5817 } 5818 return null; 5819 } 5820 5821 @Override 5822 public boolean isEphemeralApplication(String packageName, int userId) { 5823 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5824 "isEphemeral"); 5825 if (!isCallerSameApp(packageName)) { 5826 return false; 5827 } 5828 synchronized (mPackages) { 5829 PackageParser.Package pkg = mPackages.get(packageName); 5830 if (pkg != null) { 5831 return pkg.applicationInfo.isEphemeralApp(); 5832 } 5833 } 5834 return false; 5835 } 5836 5837 @Override 5838 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5839 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5840 "getCookie"); 5841 if (!isCallerSameApp(packageName)) { 5842 return null; 5843 } 5844 synchronized (mPackages) { 5845 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5846 packageName, userId); 5847 } 5848 } 5849 5850 @Override 5851 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5852 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5853 "setCookie"); 5854 if (!isCallerSameApp(packageName)) { 5855 return false; 5856 } 5857 synchronized (mPackages) { 5858 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5859 packageName, cookie, userId); 5860 } 5861 } 5862 5863 @Override 5864 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5865 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5866 "getEphemeralApplicationIcon"); 5867 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5868 "getEphemeralApplicationIcon"); 5869 synchronized (mPackages) { 5870 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5871 packageName, userId); 5872 } 5873 } 5874 5875 private boolean isCallerSameApp(String packageName) { 5876 PackageParser.Package pkg = mPackages.get(packageName); 5877 return pkg != null 5878 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5879 } 5880 5881 public List<ApplicationInfo> getPersistentApplications(int flags) { 5882 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5883 5884 // reader 5885 synchronized (mPackages) { 5886 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5887 final int userId = UserHandle.getCallingUserId(); 5888 while (i.hasNext()) { 5889 final PackageParser.Package p = i.next(); 5890 if (p.applicationInfo != null 5891 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5892 && (!mSafeMode || isSystemApp(p))) { 5893 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5894 if (ps != null) { 5895 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5896 ps.readUserState(userId), userId); 5897 if (ai != null) { 5898 finalList.add(ai); 5899 } 5900 } 5901 } 5902 } 5903 } 5904 5905 return finalList; 5906 } 5907 5908 @Override 5909 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5910 if (!sUserManager.exists(userId)) return null; 5911 flags = updateFlagsForComponent(flags, userId, name); 5912 // reader 5913 synchronized (mPackages) { 5914 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5915 PackageSetting ps = provider != null 5916 ? mSettings.mPackages.get(provider.owner.packageName) 5917 : null; 5918 return ps != null 5919 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5920 && (!mSafeMode || (provider.info.applicationInfo.flags 5921 &ApplicationInfo.FLAG_SYSTEM) != 0) 5922 ? PackageParser.generateProviderInfo(provider, flags, 5923 ps.readUserState(userId), userId) 5924 : null; 5925 } 5926 } 5927 5928 /** 5929 * @deprecated 5930 */ 5931 @Deprecated 5932 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5933 // reader 5934 synchronized (mPackages) { 5935 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5936 .entrySet().iterator(); 5937 final int userId = UserHandle.getCallingUserId(); 5938 while (i.hasNext()) { 5939 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5940 PackageParser.Provider p = entry.getValue(); 5941 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5942 5943 if (ps != null && p.syncable 5944 && (!mSafeMode || (p.info.applicationInfo.flags 5945 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5946 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5947 ps.readUserState(userId), userId); 5948 if (info != null) { 5949 outNames.add(entry.getKey()); 5950 outInfo.add(info); 5951 } 5952 } 5953 } 5954 } 5955 } 5956 5957 @Override 5958 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5959 int uid, int flags) { 5960 final int userId = processName != null ? UserHandle.getUserId(uid) 5961 : UserHandle.getCallingUserId(); 5962 if (!sUserManager.exists(userId)) return null; 5963 flags = updateFlagsForComponent(flags, userId, processName); 5964 5965 ArrayList<ProviderInfo> finalList = null; 5966 // reader 5967 synchronized (mPackages) { 5968 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5969 while (i.hasNext()) { 5970 final PackageParser.Provider p = i.next(); 5971 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5972 if (ps != null && p.info.authority != null 5973 && (processName == null 5974 || (p.info.processName.equals(processName) 5975 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5976 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 5977 && (!mSafeMode 5978 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5979 if (finalList == null) { 5980 finalList = new ArrayList<ProviderInfo>(3); 5981 } 5982 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5983 ps.readUserState(userId), userId); 5984 if (info != null) { 5985 finalList.add(info); 5986 } 5987 } 5988 } 5989 } 5990 5991 if (finalList != null) { 5992 Collections.sort(finalList, mProviderInitOrderSorter); 5993 return new ParceledListSlice<ProviderInfo>(finalList); 5994 } 5995 5996 return null; 5997 } 5998 5999 @Override 6000 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6001 // reader 6002 synchronized (mPackages) { 6003 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6004 return PackageParser.generateInstrumentationInfo(i, flags); 6005 } 6006 } 6007 6008 @Override 6009 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6010 int flags) { 6011 ArrayList<InstrumentationInfo> finalList = 6012 new ArrayList<InstrumentationInfo>(); 6013 6014 // reader 6015 synchronized (mPackages) { 6016 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6017 while (i.hasNext()) { 6018 final PackageParser.Instrumentation p = i.next(); 6019 if (targetPackage == null 6020 || targetPackage.equals(p.info.targetPackage)) { 6021 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6022 flags); 6023 if (ii != null) { 6024 finalList.add(ii); 6025 } 6026 } 6027 } 6028 } 6029 6030 return finalList; 6031 } 6032 6033 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6034 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6035 if (overlays == null) { 6036 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6037 return; 6038 } 6039 for (PackageParser.Package opkg : overlays.values()) { 6040 // Not much to do if idmap fails: we already logged the error 6041 // and we certainly don't want to abort installation of pkg simply 6042 // because an overlay didn't fit properly. For these reasons, 6043 // ignore the return value of createIdmapForPackagePairLI. 6044 createIdmapForPackagePairLI(pkg, opkg); 6045 } 6046 } 6047 6048 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6049 PackageParser.Package opkg) { 6050 if (!opkg.mTrustedOverlay) { 6051 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6052 opkg.baseCodePath + ": overlay not trusted"); 6053 return false; 6054 } 6055 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6056 if (overlaySet == null) { 6057 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6058 opkg.baseCodePath + " but target package has no known overlays"); 6059 return false; 6060 } 6061 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6062 // TODO: generate idmap for split APKs 6063 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6064 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6065 + opkg.baseCodePath); 6066 return false; 6067 } 6068 PackageParser.Package[] overlayArray = 6069 overlaySet.values().toArray(new PackageParser.Package[0]); 6070 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6071 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6072 return p1.mOverlayPriority - p2.mOverlayPriority; 6073 } 6074 }; 6075 Arrays.sort(overlayArray, cmp); 6076 6077 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6078 int i = 0; 6079 for (PackageParser.Package p : overlayArray) { 6080 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6081 } 6082 return true; 6083 } 6084 6085 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6086 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6087 try { 6088 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6089 } finally { 6090 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6091 } 6092 } 6093 6094 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6095 final File[] files = dir.listFiles(); 6096 if (ArrayUtils.isEmpty(files)) { 6097 Log.d(TAG, "No files in app dir " + dir); 6098 return; 6099 } 6100 6101 if (DEBUG_PACKAGE_SCANNING) { 6102 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6103 + " flags=0x" + Integer.toHexString(parseFlags)); 6104 } 6105 6106 for (File file : files) { 6107 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6108 && !PackageInstallerService.isStageName(file.getName()); 6109 if (!isPackage) { 6110 // Ignore entries which are not packages 6111 continue; 6112 } 6113 try { 6114 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6115 scanFlags, currentTime, null); 6116 } catch (PackageManagerException e) { 6117 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6118 6119 // Delete invalid userdata apps 6120 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6121 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6122 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6123 if (file.isDirectory()) { 6124 mInstaller.rmPackageDir(file.getAbsolutePath()); 6125 } else { 6126 file.delete(); 6127 } 6128 } 6129 } 6130 } 6131 } 6132 6133 private static File getSettingsProblemFile() { 6134 File dataDir = Environment.getDataDirectory(); 6135 File systemDir = new File(dataDir, "system"); 6136 File fname = new File(systemDir, "uiderrors.txt"); 6137 return fname; 6138 } 6139 6140 static void reportSettingsProblem(int priority, String msg) { 6141 logCriticalInfo(priority, msg); 6142 } 6143 6144 static void logCriticalInfo(int priority, String msg) { 6145 Slog.println(priority, TAG, msg); 6146 EventLogTags.writePmCriticalInfo(msg); 6147 try { 6148 File fname = getSettingsProblemFile(); 6149 FileOutputStream out = new FileOutputStream(fname, true); 6150 PrintWriter pw = new FastPrintWriter(out); 6151 SimpleDateFormat formatter = new SimpleDateFormat(); 6152 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6153 pw.println(dateString + ": " + msg); 6154 pw.close(); 6155 FileUtils.setPermissions( 6156 fname.toString(), 6157 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6158 -1, -1); 6159 } catch (java.io.IOException e) { 6160 } 6161 } 6162 6163 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6164 PackageParser.Package pkg, File srcFile, int parseFlags) 6165 throws PackageManagerException { 6166 if (ps != null 6167 && ps.codePath.equals(srcFile) 6168 && ps.timeStamp == srcFile.lastModified() 6169 && !isCompatSignatureUpdateNeeded(pkg) 6170 && !isRecoverSignatureUpdateNeeded(pkg)) { 6171 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6172 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6173 ArraySet<PublicKey> signingKs; 6174 synchronized (mPackages) { 6175 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6176 } 6177 if (ps.signatures.mSignatures != null 6178 && ps.signatures.mSignatures.length != 0 6179 && signingKs != null) { 6180 // Optimization: reuse the existing cached certificates 6181 // if the package appears to be unchanged. 6182 pkg.mSignatures = ps.signatures.mSignatures; 6183 pkg.mSigningKeys = signingKs; 6184 return; 6185 } 6186 6187 Slog.w(TAG, "PackageSetting for " + ps.name 6188 + " is missing signatures. Collecting certs again to recover them."); 6189 } else { 6190 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6191 } 6192 6193 try { 6194 pp.collectCertificates(pkg, parseFlags); 6195 } catch (PackageParserException e) { 6196 throw PackageManagerException.from(e); 6197 } 6198 } 6199 6200 /** 6201 * Traces a package scan. 6202 * @see #scanPackageLI(File, int, int, long, UserHandle) 6203 */ 6204 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6205 long currentTime, UserHandle user) throws PackageManagerException { 6206 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6207 try { 6208 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6209 } finally { 6210 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6211 } 6212 } 6213 6214 /** 6215 * Scans a package and returns the newly parsed package. 6216 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6217 */ 6218 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6219 long currentTime, UserHandle user) throws PackageManagerException { 6220 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6221 parseFlags |= mDefParseFlags; 6222 PackageParser pp = new PackageParser(); 6223 pp.setSeparateProcesses(mSeparateProcesses); 6224 pp.setOnlyCoreApps(mOnlyCore); 6225 pp.setDisplayMetrics(mMetrics); 6226 6227 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6228 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6229 } 6230 6231 final PackageParser.Package pkg; 6232 try { 6233 pkg = pp.parsePackage(scanFile, parseFlags); 6234 } catch (PackageParserException e) { 6235 throw PackageManagerException.from(e); 6236 } 6237 6238 PackageSetting ps = null; 6239 PackageSetting updatedPkg; 6240 // reader 6241 synchronized (mPackages) { 6242 // Look to see if we already know about this package. 6243 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6244 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6245 // This package has been renamed to its original name. Let's 6246 // use that. 6247 ps = mSettings.peekPackageLPr(oldName); 6248 } 6249 // If there was no original package, see one for the real package name. 6250 if (ps == null) { 6251 ps = mSettings.peekPackageLPr(pkg.packageName); 6252 } 6253 // Check to see if this package could be hiding/updating a system 6254 // package. Must look for it either under the original or real 6255 // package name depending on our state. 6256 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6257 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6258 } 6259 boolean updatedPkgBetter = false; 6260 // First check if this is a system package that may involve an update 6261 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6262 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6263 // it needs to drop FLAG_PRIVILEGED. 6264 if (locationIsPrivileged(scanFile)) { 6265 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6266 } else { 6267 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6268 } 6269 6270 if (ps != null && !ps.codePath.equals(scanFile)) { 6271 // The path has changed from what was last scanned... check the 6272 // version of the new path against what we have stored to determine 6273 // what to do. 6274 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6275 if (pkg.mVersionCode <= ps.versionCode) { 6276 // The system package has been updated and the code path does not match 6277 // Ignore entry. Skip it. 6278 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6279 + " ignored: updated version " + ps.versionCode 6280 + " better than this " + pkg.mVersionCode); 6281 if (!updatedPkg.codePath.equals(scanFile)) { 6282 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6283 + ps.name + " changing from " + updatedPkg.codePathString 6284 + " to " + scanFile); 6285 updatedPkg.codePath = scanFile; 6286 updatedPkg.codePathString = scanFile.toString(); 6287 updatedPkg.resourcePath = scanFile; 6288 updatedPkg.resourcePathString = scanFile.toString(); 6289 } 6290 updatedPkg.pkg = pkg; 6291 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6292 "Package " + ps.name + " at " + scanFile 6293 + " ignored: updated version " + ps.versionCode 6294 + " better than this " + pkg.mVersionCode); 6295 } else { 6296 // The current app on the system partition is better than 6297 // what we have updated to on the data partition; switch 6298 // back to the system partition version. 6299 // At this point, its safely assumed that package installation for 6300 // apps in system partition will go through. If not there won't be a working 6301 // version of the app 6302 // writer 6303 synchronized (mPackages) { 6304 // Just remove the loaded entries from package lists. 6305 mPackages.remove(ps.name); 6306 } 6307 6308 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6309 + " reverting from " + ps.codePathString 6310 + ": new version " + pkg.mVersionCode 6311 + " better than installed " + ps.versionCode); 6312 6313 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6314 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6315 synchronized (mInstallLock) { 6316 args.cleanUpResourcesLI(); 6317 } 6318 synchronized (mPackages) { 6319 mSettings.enableSystemPackageLPw(ps.name); 6320 } 6321 updatedPkgBetter = true; 6322 } 6323 } 6324 } 6325 6326 if (updatedPkg != null) { 6327 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6328 // initially 6329 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6330 6331 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6332 // flag set initially 6333 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6334 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6335 } 6336 } 6337 6338 // Verify certificates against what was last scanned 6339 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6340 6341 /* 6342 * A new system app appeared, but we already had a non-system one of the 6343 * same name installed earlier. 6344 */ 6345 boolean shouldHideSystemApp = false; 6346 if (updatedPkg == null && ps != null 6347 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6348 /* 6349 * Check to make sure the signatures match first. If they don't, 6350 * wipe the installed application and its data. 6351 */ 6352 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6353 != PackageManager.SIGNATURE_MATCH) { 6354 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6355 + " signatures don't match existing userdata copy; removing"); 6356 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6357 ps = null; 6358 } else { 6359 /* 6360 * If the newly-added system app is an older version than the 6361 * already installed version, hide it. It will be scanned later 6362 * and re-added like an update. 6363 */ 6364 if (pkg.mVersionCode <= ps.versionCode) { 6365 shouldHideSystemApp = true; 6366 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6367 + " but new version " + pkg.mVersionCode + " better than installed " 6368 + ps.versionCode + "; hiding system"); 6369 } else { 6370 /* 6371 * The newly found system app is a newer version that the 6372 * one previously installed. Simply remove the 6373 * already-installed application and replace it with our own 6374 * while keeping the application data. 6375 */ 6376 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6377 + " reverting from " + ps.codePathString + ": new version " 6378 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6379 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6380 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6381 synchronized (mInstallLock) { 6382 args.cleanUpResourcesLI(); 6383 } 6384 } 6385 } 6386 } 6387 6388 // The apk is forward locked (not public) if its code and resources 6389 // are kept in different files. (except for app in either system or 6390 // vendor path). 6391 // TODO grab this value from PackageSettings 6392 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6393 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6394 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6395 } 6396 } 6397 6398 // TODO: extend to support forward-locked splits 6399 String resourcePath = null; 6400 String baseResourcePath = null; 6401 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6402 if (ps != null && ps.resourcePathString != null) { 6403 resourcePath = ps.resourcePathString; 6404 baseResourcePath = ps.resourcePathString; 6405 } else { 6406 // Should not happen at all. Just log an error. 6407 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6408 } 6409 } else { 6410 resourcePath = pkg.codePath; 6411 baseResourcePath = pkg.baseCodePath; 6412 } 6413 6414 // Set application objects path explicitly. 6415 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6416 pkg.applicationInfo.setCodePath(pkg.codePath); 6417 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6418 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6419 pkg.applicationInfo.setResourcePath(resourcePath); 6420 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6421 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6422 6423 // Note that we invoke the following method only if we are about to unpack an application 6424 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6425 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6426 6427 /* 6428 * If the system app should be overridden by a previously installed 6429 * data, hide the system app now and let the /data/app scan pick it up 6430 * again. 6431 */ 6432 if (shouldHideSystemApp) { 6433 synchronized (mPackages) { 6434 mSettings.disableSystemPackageLPw(pkg.packageName); 6435 } 6436 } 6437 6438 return scannedPkg; 6439 } 6440 6441 private static String fixProcessName(String defProcessName, 6442 String processName, int uid) { 6443 if (processName == null) { 6444 return defProcessName; 6445 } 6446 return processName; 6447 } 6448 6449 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6450 throws PackageManagerException { 6451 if (pkgSetting.signatures.mSignatures != null) { 6452 // Already existing package. Make sure signatures match 6453 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6454 == PackageManager.SIGNATURE_MATCH; 6455 if (!match) { 6456 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6457 == PackageManager.SIGNATURE_MATCH; 6458 } 6459 if (!match) { 6460 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6461 == PackageManager.SIGNATURE_MATCH; 6462 } 6463 if (!match) { 6464 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6465 + pkg.packageName + " signatures do not match the " 6466 + "previously installed version; ignoring!"); 6467 } 6468 } 6469 6470 // Check for shared user signatures 6471 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6472 // Already existing package. Make sure signatures match 6473 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6474 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6475 if (!match) { 6476 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6477 == PackageManager.SIGNATURE_MATCH; 6478 } 6479 if (!match) { 6480 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6481 == PackageManager.SIGNATURE_MATCH; 6482 } 6483 if (!match) { 6484 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6485 "Package " + pkg.packageName 6486 + " has no signatures that match those in shared user " 6487 + pkgSetting.sharedUser.name + "; ignoring!"); 6488 } 6489 } 6490 } 6491 6492 /** 6493 * Enforces that only the system UID or root's UID can call a method exposed 6494 * via Binder. 6495 * 6496 * @param message used as message if SecurityException is thrown 6497 * @throws SecurityException if the caller is not system or root 6498 */ 6499 private static final void enforceSystemOrRoot(String message) { 6500 final int uid = Binder.getCallingUid(); 6501 if (uid != Process.SYSTEM_UID && uid != 0) { 6502 throw new SecurityException(message); 6503 } 6504 } 6505 6506 @Override 6507 public void performFstrimIfNeeded() { 6508 enforceSystemOrRoot("Only the system can request fstrim"); 6509 6510 // Before everything else, see whether we need to fstrim. 6511 try { 6512 IMountService ms = PackageHelper.getMountService(); 6513 if (ms != null) { 6514 final boolean isUpgrade = isUpgrade(); 6515 boolean doTrim = isUpgrade; 6516 if (doTrim) { 6517 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6518 } else { 6519 final long interval = android.provider.Settings.Global.getLong( 6520 mContext.getContentResolver(), 6521 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6522 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6523 if (interval > 0) { 6524 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6525 if (timeSinceLast > interval) { 6526 doTrim = true; 6527 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6528 + "; running immediately"); 6529 } 6530 } 6531 } 6532 if (doTrim) { 6533 if (!isFirstBoot()) { 6534 try { 6535 ActivityManagerNative.getDefault().showBootMessage( 6536 mContext.getResources().getString( 6537 R.string.android_upgrading_fstrim), true); 6538 } catch (RemoteException e) { 6539 } 6540 } 6541 ms.runMaintenance(); 6542 } 6543 } else { 6544 Slog.e(TAG, "Mount service unavailable!"); 6545 } 6546 } catch (RemoteException e) { 6547 // Can't happen; MountService is local 6548 } 6549 } 6550 6551 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6552 List<ResolveInfo> ris = null; 6553 try { 6554 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6555 intent, null, 0, userId); 6556 } catch (RemoteException e) { 6557 } 6558 ArraySet<String> pkgNames = new ArraySet<String>(); 6559 if (ris != null) { 6560 for (ResolveInfo ri : ris) { 6561 pkgNames.add(ri.activityInfo.packageName); 6562 } 6563 } 6564 return pkgNames; 6565 } 6566 6567 @Override 6568 public void notifyPackageUse(String packageName) { 6569 synchronized (mPackages) { 6570 PackageParser.Package p = mPackages.get(packageName); 6571 if (p == null) { 6572 return; 6573 } 6574 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6575 } 6576 } 6577 6578 @Override 6579 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6580 return performDexOptTraced(packageName, instructionSet); 6581 } 6582 6583 public boolean performDexOpt(String packageName, String instructionSet) { 6584 return performDexOptTraced(packageName, instructionSet); 6585 } 6586 6587 private boolean performDexOptTraced(String packageName, String instructionSet) { 6588 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6589 try { 6590 return performDexOptInternal(packageName, instructionSet); 6591 } finally { 6592 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6593 } 6594 } 6595 6596 private boolean performDexOptInternal(String packageName, String instructionSet) { 6597 PackageParser.Package p; 6598 final String targetInstructionSet; 6599 synchronized (mPackages) { 6600 p = mPackages.get(packageName); 6601 if (p == null) { 6602 return false; 6603 } 6604 mPackageUsage.write(false); 6605 6606 targetInstructionSet = instructionSet != null ? instructionSet : 6607 getPrimaryInstructionSet(p.applicationInfo); 6608 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6609 return false; 6610 } 6611 } 6612 long callingId = Binder.clearCallingIdentity(); 6613 try { 6614 synchronized (mInstallLock) { 6615 final String[] instructionSets = new String[] { targetInstructionSet }; 6616 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6617 true /* inclDependencies */); 6618 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6619 } 6620 } finally { 6621 Binder.restoreCallingIdentity(callingId); 6622 } 6623 } 6624 6625 public ArraySet<String> getPackagesThatNeedDexOpt() { 6626 ArraySet<String> pkgs = null; 6627 synchronized (mPackages) { 6628 for (PackageParser.Package p : mPackages.values()) { 6629 if (DEBUG_DEXOPT) { 6630 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6631 } 6632 if (!p.mDexOptPerformed.isEmpty()) { 6633 continue; 6634 } 6635 if (pkgs == null) { 6636 pkgs = new ArraySet<String>(); 6637 } 6638 pkgs.add(p.packageName); 6639 } 6640 } 6641 return pkgs; 6642 } 6643 6644 public void shutdown() { 6645 mPackageUsage.write(true); 6646 } 6647 6648 @Override 6649 public void forceDexOpt(String packageName) { 6650 enforceSystemOrRoot("forceDexOpt"); 6651 6652 PackageParser.Package pkg; 6653 synchronized (mPackages) { 6654 pkg = mPackages.get(packageName); 6655 if (pkg == null) { 6656 throw new IllegalArgumentException("Unknown package: " + packageName); 6657 } 6658 } 6659 6660 synchronized (mInstallLock) { 6661 final String[] instructionSets = new String[] { 6662 getPrimaryInstructionSet(pkg.applicationInfo) }; 6663 6664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6665 6666 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6667 true /* inclDependencies */); 6668 6669 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6670 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6671 throw new IllegalStateException("Failed to dexopt: " + res); 6672 } 6673 } 6674 } 6675 6676 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6677 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6678 Slog.w(TAG, "Unable to update from " + oldPkg.name 6679 + " to " + newPkg.packageName 6680 + ": old package not in system partition"); 6681 return false; 6682 } else if (mPackages.get(oldPkg.name) != null) { 6683 Slog.w(TAG, "Unable to update from " + oldPkg.name 6684 + " to " + newPkg.packageName 6685 + ": old package still exists"); 6686 return false; 6687 } 6688 return true; 6689 } 6690 6691 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6692 throws PackageManagerException { 6693 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6694 if (res != 0) { 6695 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6696 "Failed to install " + packageName + ": " + res); 6697 } 6698 6699 final int[] users = sUserManager.getUserIds(); 6700 for (int user : users) { 6701 if (user != 0) { 6702 res = mInstaller.createUserData(volumeUuid, packageName, 6703 UserHandle.getUid(user, uid), user, seinfo); 6704 if (res != 0) { 6705 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6706 "Failed to createUserData " + packageName + ": " + res); 6707 } 6708 } 6709 } 6710 } 6711 6712 private int removeDataDirsLI(String volumeUuid, String packageName) { 6713 int[] users = sUserManager.getUserIds(); 6714 int res = 0; 6715 for (int user : users) { 6716 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6717 if (resInner < 0) { 6718 res = resInner; 6719 } 6720 } 6721 6722 return res; 6723 } 6724 6725 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6726 int[] users = sUserManager.getUserIds(); 6727 int res = 0; 6728 for (int user : users) { 6729 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6730 if (resInner < 0) { 6731 res = resInner; 6732 } 6733 } 6734 return res; 6735 } 6736 6737 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6738 PackageParser.Package changingLib) { 6739 if (file.path != null) { 6740 usesLibraryFiles.add(file.path); 6741 return; 6742 } 6743 PackageParser.Package p = mPackages.get(file.apk); 6744 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6745 // If we are doing this while in the middle of updating a library apk, 6746 // then we need to make sure to use that new apk for determining the 6747 // dependencies here. (We haven't yet finished committing the new apk 6748 // to the package manager state.) 6749 if (p == null || p.packageName.equals(changingLib.packageName)) { 6750 p = changingLib; 6751 } 6752 } 6753 if (p != null) { 6754 usesLibraryFiles.addAll(p.getAllCodePaths()); 6755 } 6756 } 6757 6758 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6759 PackageParser.Package changingLib) throws PackageManagerException { 6760 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6761 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6762 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6763 for (int i=0; i<N; i++) { 6764 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6765 if (file == null) { 6766 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6767 "Package " + pkg.packageName + " requires unavailable shared library " 6768 + pkg.usesLibraries.get(i) + "; failing!"); 6769 } 6770 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6771 } 6772 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6773 for (int i=0; i<N; i++) { 6774 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6775 if (file == null) { 6776 Slog.w(TAG, "Package " + pkg.packageName 6777 + " desires unavailable shared library " 6778 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6779 } else { 6780 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6781 } 6782 } 6783 N = usesLibraryFiles.size(); 6784 if (N > 0) { 6785 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6786 } else { 6787 pkg.usesLibraryFiles = null; 6788 } 6789 } 6790 } 6791 6792 private static boolean hasString(List<String> list, List<String> which) { 6793 if (list == null) { 6794 return false; 6795 } 6796 for (int i=list.size()-1; i>=0; i--) { 6797 for (int j=which.size()-1; j>=0; j--) { 6798 if (which.get(j).equals(list.get(i))) { 6799 return true; 6800 } 6801 } 6802 } 6803 return false; 6804 } 6805 6806 private void updateAllSharedLibrariesLPw() { 6807 for (PackageParser.Package pkg : mPackages.values()) { 6808 try { 6809 updateSharedLibrariesLPw(pkg, null); 6810 } catch (PackageManagerException e) { 6811 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6812 } 6813 } 6814 } 6815 6816 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6817 PackageParser.Package changingPkg) { 6818 ArrayList<PackageParser.Package> res = null; 6819 for (PackageParser.Package pkg : mPackages.values()) { 6820 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6821 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6822 if (res == null) { 6823 res = new ArrayList<PackageParser.Package>(); 6824 } 6825 res.add(pkg); 6826 try { 6827 updateSharedLibrariesLPw(pkg, changingPkg); 6828 } catch (PackageManagerException e) { 6829 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6830 } 6831 } 6832 } 6833 return res; 6834 } 6835 6836 /** 6837 * Derive the value of the {@code cpuAbiOverride} based on the provided 6838 * value and an optional stored value from the package settings. 6839 */ 6840 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6841 String cpuAbiOverride = null; 6842 6843 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6844 cpuAbiOverride = null; 6845 } else if (abiOverride != null) { 6846 cpuAbiOverride = abiOverride; 6847 } else if (settings != null) { 6848 cpuAbiOverride = settings.cpuAbiOverrideString; 6849 } 6850 6851 return cpuAbiOverride; 6852 } 6853 6854 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6855 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6856 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6857 try { 6858 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6859 } finally { 6860 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6861 } 6862 } 6863 6864 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6865 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6866 boolean success = false; 6867 try { 6868 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6869 currentTime, user); 6870 success = true; 6871 return res; 6872 } finally { 6873 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6874 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6875 } 6876 } 6877 } 6878 6879 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6880 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6881 final File scanFile = new File(pkg.codePath); 6882 if (pkg.applicationInfo.getCodePath() == null || 6883 pkg.applicationInfo.getResourcePath() == null) { 6884 // Bail out. The resource and code paths haven't been set. 6885 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6886 "Code and resource paths haven't been set correctly"); 6887 } 6888 6889 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6890 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6891 } else { 6892 // Only allow system apps to be flagged as core apps. 6893 pkg.coreApp = false; 6894 } 6895 6896 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6897 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6898 } 6899 6900 if (mCustomResolverComponentName != null && 6901 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6902 setUpCustomResolverActivity(pkg); 6903 } 6904 6905 if (pkg.packageName.equals("android")) { 6906 synchronized (mPackages) { 6907 if (mAndroidApplication != null) { 6908 Slog.w(TAG, "*************************************************"); 6909 Slog.w(TAG, "Core android package being redefined. Skipping."); 6910 Slog.w(TAG, " file=" + scanFile); 6911 Slog.w(TAG, "*************************************************"); 6912 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6913 "Core android package being redefined. Skipping."); 6914 } 6915 6916 // Set up information for our fall-back user intent resolution activity. 6917 mPlatformPackage = pkg; 6918 pkg.mVersionCode = mSdkVersion; 6919 mAndroidApplication = pkg.applicationInfo; 6920 6921 if (!mResolverReplaced) { 6922 mResolveActivity.applicationInfo = mAndroidApplication; 6923 mResolveActivity.name = ResolverActivity.class.getName(); 6924 mResolveActivity.packageName = mAndroidApplication.packageName; 6925 mResolveActivity.processName = "system:ui"; 6926 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6927 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6928 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6929 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6930 mResolveActivity.exported = true; 6931 mResolveActivity.enabled = true; 6932 mResolveInfo.activityInfo = mResolveActivity; 6933 mResolveInfo.priority = 0; 6934 mResolveInfo.preferredOrder = 0; 6935 mResolveInfo.match = 0; 6936 mResolveComponentName = new ComponentName( 6937 mAndroidApplication.packageName, mResolveActivity.name); 6938 } 6939 } 6940 } 6941 6942 if (DEBUG_PACKAGE_SCANNING) { 6943 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6944 Log.d(TAG, "Scanning package " + pkg.packageName); 6945 } 6946 6947 if (mPackages.containsKey(pkg.packageName) 6948 || mSharedLibraries.containsKey(pkg.packageName)) { 6949 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6950 "Application package " + pkg.packageName 6951 + " already installed. Skipping duplicate."); 6952 } 6953 6954 // If we're only installing presumed-existing packages, require that the 6955 // scanned APK is both already known and at the path previously established 6956 // for it. Previously unknown packages we pick up normally, but if we have an 6957 // a priori expectation about this package's install presence, enforce it. 6958 // With a singular exception for new system packages. When an OTA contains 6959 // a new system package, we allow the codepath to change from a system location 6960 // to the user-installed location. If we don't allow this change, any newer, 6961 // user-installed version of the application will be ignored. 6962 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6963 if (mExpectingBetter.containsKey(pkg.packageName)) { 6964 logCriticalInfo(Log.WARN, 6965 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6966 } else { 6967 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6968 if (known != null) { 6969 if (DEBUG_PACKAGE_SCANNING) { 6970 Log.d(TAG, "Examining " + pkg.codePath 6971 + " and requiring known paths " + known.codePathString 6972 + " & " + known.resourcePathString); 6973 } 6974 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6975 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6976 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6977 "Application package " + pkg.packageName 6978 + " found at " + pkg.applicationInfo.getCodePath() 6979 + " but expected at " + known.codePathString + "; ignoring."); 6980 } 6981 } 6982 } 6983 } 6984 6985 // Initialize package source and resource directories 6986 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6987 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6988 6989 SharedUserSetting suid = null; 6990 PackageSetting pkgSetting = null; 6991 6992 if (!isSystemApp(pkg)) { 6993 // Only system apps can use these features. 6994 pkg.mOriginalPackages = null; 6995 pkg.mRealPackage = null; 6996 pkg.mAdoptPermissions = null; 6997 } 6998 6999 // writer 7000 synchronized (mPackages) { 7001 if (pkg.mSharedUserId != null) { 7002 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7003 if (suid == null) { 7004 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7005 "Creating application package " + pkg.packageName 7006 + " for shared user failed"); 7007 } 7008 if (DEBUG_PACKAGE_SCANNING) { 7009 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7010 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7011 + "): packages=" + suid.packages); 7012 } 7013 } 7014 7015 // Check if we are renaming from an original package name. 7016 PackageSetting origPackage = null; 7017 String realName = null; 7018 if (pkg.mOriginalPackages != null) { 7019 // This package may need to be renamed to a previously 7020 // installed name. Let's check on that... 7021 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7022 if (pkg.mOriginalPackages.contains(renamed)) { 7023 // This package had originally been installed as the 7024 // original name, and we have already taken care of 7025 // transitioning to the new one. Just update the new 7026 // one to continue using the old name. 7027 realName = pkg.mRealPackage; 7028 if (!pkg.packageName.equals(renamed)) { 7029 // Callers into this function may have already taken 7030 // care of renaming the package; only do it here if 7031 // it is not already done. 7032 pkg.setPackageName(renamed); 7033 } 7034 7035 } else { 7036 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7037 if ((origPackage = mSettings.peekPackageLPr( 7038 pkg.mOriginalPackages.get(i))) != null) { 7039 // We do have the package already installed under its 7040 // original name... should we use it? 7041 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7042 // New package is not compatible with original. 7043 origPackage = null; 7044 continue; 7045 } else if (origPackage.sharedUser != null) { 7046 // Make sure uid is compatible between packages. 7047 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7048 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7049 + " to " + pkg.packageName + ": old uid " 7050 + origPackage.sharedUser.name 7051 + " differs from " + pkg.mSharedUserId); 7052 origPackage = null; 7053 continue; 7054 } 7055 } else { 7056 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7057 + pkg.packageName + " to old name " + origPackage.name); 7058 } 7059 break; 7060 } 7061 } 7062 } 7063 } 7064 7065 if (mTransferedPackages.contains(pkg.packageName)) { 7066 Slog.w(TAG, "Package " + pkg.packageName 7067 + " was transferred to another, but its .apk remains"); 7068 } 7069 7070 // Just create the setting, don't add it yet. For already existing packages 7071 // the PkgSetting exists already and doesn't have to be created. 7072 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7073 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7074 pkg.applicationInfo.primaryCpuAbi, 7075 pkg.applicationInfo.secondaryCpuAbi, 7076 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7077 user, false); 7078 if (pkgSetting == null) { 7079 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7080 "Creating application package " + pkg.packageName + " failed"); 7081 } 7082 7083 if (pkgSetting.origPackage != null) { 7084 // If we are first transitioning from an original package, 7085 // fix up the new package's name now. We need to do this after 7086 // looking up the package under its new name, so getPackageLP 7087 // can take care of fiddling things correctly. 7088 pkg.setPackageName(origPackage.name); 7089 7090 // File a report about this. 7091 String msg = "New package " + pkgSetting.realName 7092 + " renamed to replace old package " + pkgSetting.name; 7093 reportSettingsProblem(Log.WARN, msg); 7094 7095 // Make a note of it. 7096 mTransferedPackages.add(origPackage.name); 7097 7098 // No longer need to retain this. 7099 pkgSetting.origPackage = null; 7100 } 7101 7102 if (realName != null) { 7103 // Make a note of it. 7104 mTransferedPackages.add(pkg.packageName); 7105 } 7106 7107 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7108 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7109 } 7110 7111 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7112 // Check all shared libraries and map to their actual file path. 7113 // We only do this here for apps not on a system dir, because those 7114 // are the only ones that can fail an install due to this. We 7115 // will take care of the system apps by updating all of their 7116 // library paths after the scan is done. 7117 updateSharedLibrariesLPw(pkg, null); 7118 } 7119 7120 if (mFoundPolicyFile) { 7121 SELinuxMMAC.assignSeinfoValue(pkg); 7122 } 7123 7124 pkg.applicationInfo.uid = pkgSetting.appId; 7125 pkg.mExtras = pkgSetting; 7126 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7127 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7128 // We just determined the app is signed correctly, so bring 7129 // over the latest parsed certs. 7130 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7131 } else { 7132 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7133 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7134 "Package " + pkg.packageName + " upgrade keys do not match the " 7135 + "previously installed version"); 7136 } else { 7137 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7138 String msg = "System package " + pkg.packageName 7139 + " signature changed; retaining data."; 7140 reportSettingsProblem(Log.WARN, msg); 7141 } 7142 } 7143 } else { 7144 try { 7145 verifySignaturesLP(pkgSetting, pkg); 7146 // We just determined the app is signed correctly, so bring 7147 // over the latest parsed certs. 7148 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7149 } catch (PackageManagerException e) { 7150 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7151 throw e; 7152 } 7153 // The signature has changed, but this package is in the system 7154 // image... let's recover! 7155 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7156 // However... if this package is part of a shared user, but it 7157 // doesn't match the signature of the shared user, let's fail. 7158 // What this means is that you can't change the signatures 7159 // associated with an overall shared user, which doesn't seem all 7160 // that unreasonable. 7161 if (pkgSetting.sharedUser != null) { 7162 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7163 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7164 throw new PackageManagerException( 7165 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7166 "Signature mismatch for shared user: " 7167 + pkgSetting.sharedUser); 7168 } 7169 } 7170 // File a report about this. 7171 String msg = "System package " + pkg.packageName 7172 + " signature changed; retaining data."; 7173 reportSettingsProblem(Log.WARN, msg); 7174 } 7175 } 7176 // Verify that this new package doesn't have any content providers 7177 // that conflict with existing packages. Only do this if the 7178 // package isn't already installed, since we don't want to break 7179 // things that are installed. 7180 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7181 final int N = pkg.providers.size(); 7182 int i; 7183 for (i=0; i<N; i++) { 7184 PackageParser.Provider p = pkg.providers.get(i); 7185 if (p.info.authority != null) { 7186 String names[] = p.info.authority.split(";"); 7187 for (int j = 0; j < names.length; j++) { 7188 if (mProvidersByAuthority.containsKey(names[j])) { 7189 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7190 final String otherPackageName = 7191 ((other != null && other.getComponentName() != null) ? 7192 other.getComponentName().getPackageName() : "?"); 7193 throw new PackageManagerException( 7194 INSTALL_FAILED_CONFLICTING_PROVIDER, 7195 "Can't install because provider name " + names[j] 7196 + " (in package " + pkg.applicationInfo.packageName 7197 + ") is already used by " + otherPackageName); 7198 } 7199 } 7200 } 7201 } 7202 } 7203 7204 if (pkg.mAdoptPermissions != null) { 7205 // This package wants to adopt ownership of permissions from 7206 // another package. 7207 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7208 final String origName = pkg.mAdoptPermissions.get(i); 7209 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7210 if (orig != null) { 7211 if (verifyPackageUpdateLPr(orig, pkg)) { 7212 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7213 + pkg.packageName); 7214 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7215 } 7216 } 7217 } 7218 } 7219 } 7220 7221 final String pkgName = pkg.packageName; 7222 7223 final long scanFileTime = scanFile.lastModified(); 7224 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7225 pkg.applicationInfo.processName = fixProcessName( 7226 pkg.applicationInfo.packageName, 7227 pkg.applicationInfo.processName, 7228 pkg.applicationInfo.uid); 7229 7230 if (pkg != mPlatformPackage) { 7231 // This is a normal package, need to make its data directory. 7232 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7233 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7234 7235 boolean uidError = false; 7236 if (dataPath.exists()) { 7237 int currentUid = 0; 7238 try { 7239 StructStat stat = Os.stat(dataPath.getPath()); 7240 currentUid = stat.st_uid; 7241 } catch (ErrnoException e) { 7242 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7243 } 7244 7245 // If we have mismatched owners for the data path, we have a problem. 7246 if (currentUid != pkg.applicationInfo.uid) { 7247 boolean recovered = false; 7248 if (currentUid == 0) { 7249 // The directory somehow became owned by root. Wow. 7250 // This is probably because the system was stopped while 7251 // installd was in the middle of messing with its libs 7252 // directory. Ask installd to fix that. 7253 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7254 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7255 if (ret >= 0) { 7256 recovered = true; 7257 String msg = "Package " + pkg.packageName 7258 + " unexpectedly changed to uid 0; recovered to " + 7259 + pkg.applicationInfo.uid; 7260 reportSettingsProblem(Log.WARN, msg); 7261 } 7262 } 7263 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7264 || (scanFlags&SCAN_BOOTING) != 0)) { 7265 // If this is a system app, we can at least delete its 7266 // current data so the application will still work. 7267 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7268 if (ret >= 0) { 7269 // TODO: Kill the processes first 7270 // Old data gone! 7271 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7272 ? "System package " : "Third party package "; 7273 String msg = prefix + pkg.packageName 7274 + " has changed from uid: " 7275 + currentUid + " to " 7276 + pkg.applicationInfo.uid + "; old data erased"; 7277 reportSettingsProblem(Log.WARN, msg); 7278 recovered = true; 7279 } 7280 if (!recovered) { 7281 mHasSystemUidErrors = true; 7282 } 7283 } else if (!recovered) { 7284 // If we allow this install to proceed, we will be broken. 7285 // Abort, abort! 7286 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7287 "scanPackageLI"); 7288 } 7289 if (!recovered) { 7290 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7291 + pkg.applicationInfo.uid + "/fs_" 7292 + currentUid; 7293 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7294 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7295 String msg = "Package " + pkg.packageName 7296 + " has mismatched uid: " 7297 + currentUid + " on disk, " 7298 + pkg.applicationInfo.uid + " in settings"; 7299 // writer 7300 synchronized (mPackages) { 7301 mSettings.mReadMessages.append(msg); 7302 mSettings.mReadMessages.append('\n'); 7303 uidError = true; 7304 if (!pkgSetting.uidError) { 7305 reportSettingsProblem(Log.ERROR, msg); 7306 } 7307 } 7308 } 7309 } 7310 7311 // Ensure that directories are prepared 7312 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7313 pkg.applicationInfo.seinfo); 7314 7315 if (mShouldRestoreconData) { 7316 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7317 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7318 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7319 } 7320 } else { 7321 if (DEBUG_PACKAGE_SCANNING) { 7322 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7323 Log.v(TAG, "Want this data dir: " + dataPath); 7324 } 7325 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7326 pkg.applicationInfo.seinfo); 7327 } 7328 7329 // Get all of our default paths setup 7330 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7331 7332 pkgSetting.uidError = uidError; 7333 } 7334 7335 final String path = scanFile.getPath(); 7336 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7337 7338 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7339 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7340 7341 // Some system apps still use directory structure for native libraries 7342 // in which case we might end up not detecting abi solely based on apk 7343 // structure. Try to detect abi based on directory structure. 7344 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7345 pkg.applicationInfo.primaryCpuAbi == null) { 7346 setBundledAppAbisAndRoots(pkg, pkgSetting); 7347 setNativeLibraryPaths(pkg); 7348 } 7349 7350 } else { 7351 if ((scanFlags & SCAN_MOVE) != 0) { 7352 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7353 // but we already have this packages package info in the PackageSetting. We just 7354 // use that and derive the native library path based on the new codepath. 7355 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7356 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7357 } 7358 7359 // Set native library paths again. For moves, the path will be updated based on the 7360 // ABIs we've determined above. For non-moves, the path will be updated based on the 7361 // ABIs we determined during compilation, but the path will depend on the final 7362 // package path (after the rename away from the stage path). 7363 setNativeLibraryPaths(pkg); 7364 } 7365 7366 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7367 final int[] userIds = sUserManager.getUserIds(); 7368 synchronized (mInstallLock) { 7369 // Make sure all user data directories are ready to roll; we're okay 7370 // if they already exist 7371 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7372 for (int userId : userIds) { 7373 if (userId != UserHandle.USER_SYSTEM) { 7374 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7375 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7376 pkg.applicationInfo.seinfo); 7377 } 7378 } 7379 } 7380 7381 // Create a native library symlink only if we have native libraries 7382 // and if the native libraries are 32 bit libraries. We do not provide 7383 // this symlink for 64 bit libraries. 7384 if (pkg.applicationInfo.primaryCpuAbi != null && 7385 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7386 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7387 try { 7388 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7389 for (int userId : userIds) { 7390 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7391 nativeLibPath, userId) < 0) { 7392 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7393 "Failed linking native library dir (user=" + userId + ")"); 7394 } 7395 } 7396 } finally { 7397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7398 } 7399 } 7400 } 7401 7402 // This is a special case for the "system" package, where the ABI is 7403 // dictated by the zygote configuration (and init.rc). We should keep track 7404 // of this ABI so that we can deal with "normal" applications that run under 7405 // the same UID correctly. 7406 if (mPlatformPackage == pkg) { 7407 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7408 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7409 } 7410 7411 // If there's a mismatch between the abi-override in the package setting 7412 // and the abiOverride specified for the install. Warn about this because we 7413 // would've already compiled the app without taking the package setting into 7414 // account. 7415 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7416 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7417 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7418 " for package " + pkg.packageName); 7419 } 7420 } 7421 7422 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7423 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7424 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7425 7426 // Copy the derived override back to the parsed package, so that we can 7427 // update the package settings accordingly. 7428 pkg.cpuAbiOverride = cpuAbiOverride; 7429 7430 if (DEBUG_ABI_SELECTION) { 7431 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7432 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7433 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7434 } 7435 7436 // Push the derived path down into PackageSettings so we know what to 7437 // clean up at uninstall time. 7438 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7439 7440 if (DEBUG_ABI_SELECTION) { 7441 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7442 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7443 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7444 } 7445 7446 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7447 // We don't do this here during boot because we can do it all 7448 // at once after scanning all existing packages. 7449 // 7450 // We also do this *before* we perform dexopt on this package, so that 7451 // we can avoid redundant dexopts, and also to make sure we've got the 7452 // code and package path correct. 7453 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7454 pkg, true /* boot complete */); 7455 } 7456 7457 if (mFactoryTest && pkg.requestedPermissions.contains( 7458 android.Manifest.permission.FACTORY_TEST)) { 7459 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7460 } 7461 7462 ArrayList<PackageParser.Package> clientLibPkgs = null; 7463 7464 // writer 7465 synchronized (mPackages) { 7466 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7467 // Only system apps can add new shared libraries. 7468 if (pkg.libraryNames != null) { 7469 for (int i=0; i<pkg.libraryNames.size(); i++) { 7470 String name = pkg.libraryNames.get(i); 7471 boolean allowed = false; 7472 if (pkg.isUpdatedSystemApp()) { 7473 // New library entries can only be added through the 7474 // system image. This is important to get rid of a lot 7475 // of nasty edge cases: for example if we allowed a non- 7476 // system update of the app to add a library, then uninstalling 7477 // the update would make the library go away, and assumptions 7478 // we made such as through app install filtering would now 7479 // have allowed apps on the device which aren't compatible 7480 // with it. Better to just have the restriction here, be 7481 // conservative, and create many fewer cases that can negatively 7482 // impact the user experience. 7483 final PackageSetting sysPs = mSettings 7484 .getDisabledSystemPkgLPr(pkg.packageName); 7485 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7486 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7487 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7488 allowed = true; 7489 break; 7490 } 7491 } 7492 } 7493 } else { 7494 allowed = true; 7495 } 7496 if (allowed) { 7497 if (!mSharedLibraries.containsKey(name)) { 7498 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7499 } else if (!name.equals(pkg.packageName)) { 7500 Slog.w(TAG, "Package " + pkg.packageName + " library " 7501 + name + " already exists; skipping"); 7502 } 7503 } else { 7504 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7505 + name + " that is not declared on system image; skipping"); 7506 } 7507 } 7508 if ((scanFlags & SCAN_BOOTING) == 0) { 7509 // If we are not booting, we need to update any applications 7510 // that are clients of our shared library. If we are booting, 7511 // this will all be done once the scan is complete. 7512 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7513 } 7514 } 7515 } 7516 } 7517 7518 // Request the ActivityManager to kill the process(only for existing packages) 7519 // so that we do not end up in a confused state while the user is still using the older 7520 // version of the application while the new one gets installed. 7521 if ((scanFlags & SCAN_REPLACING) != 0) { 7522 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7523 7524 killApplication(pkg.applicationInfo.packageName, 7525 pkg.applicationInfo.uid, "replace pkg"); 7526 7527 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7528 } 7529 7530 // Also need to kill any apps that are dependent on the library. 7531 if (clientLibPkgs != null) { 7532 for (int i=0; i<clientLibPkgs.size(); i++) { 7533 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7534 killApplication(clientPkg.applicationInfo.packageName, 7535 clientPkg.applicationInfo.uid, "update lib"); 7536 } 7537 } 7538 7539 // Make sure we're not adding any bogus keyset info 7540 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7541 ksms.assertScannedPackageValid(pkg); 7542 7543 // writer 7544 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7545 7546 boolean createIdmapFailed = false; 7547 synchronized (mPackages) { 7548 // We don't expect installation to fail beyond this point 7549 7550 // Add the new setting to mSettings 7551 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7552 // Add the new setting to mPackages 7553 mPackages.put(pkg.applicationInfo.packageName, pkg); 7554 // Make sure we don't accidentally delete its data. 7555 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7556 while (iter.hasNext()) { 7557 PackageCleanItem item = iter.next(); 7558 if (pkgName.equals(item.packageName)) { 7559 iter.remove(); 7560 } 7561 } 7562 7563 // Take care of first install / last update times. 7564 if (currentTime != 0) { 7565 if (pkgSetting.firstInstallTime == 0) { 7566 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7567 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7568 pkgSetting.lastUpdateTime = currentTime; 7569 } 7570 } else if (pkgSetting.firstInstallTime == 0) { 7571 // We need *something*. Take time time stamp of the file. 7572 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7573 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7574 if (scanFileTime != pkgSetting.timeStamp) { 7575 // A package on the system image has changed; consider this 7576 // to be an update. 7577 pkgSetting.lastUpdateTime = scanFileTime; 7578 } 7579 } 7580 7581 // Add the package's KeySets to the global KeySetManagerService 7582 ksms.addScannedPackageLPw(pkg); 7583 7584 int N = pkg.providers.size(); 7585 StringBuilder r = null; 7586 int i; 7587 for (i=0; i<N; i++) { 7588 PackageParser.Provider p = pkg.providers.get(i); 7589 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7590 p.info.processName, pkg.applicationInfo.uid); 7591 mProviders.addProvider(p); 7592 p.syncable = p.info.isSyncable; 7593 if (p.info.authority != null) { 7594 String names[] = p.info.authority.split(";"); 7595 p.info.authority = null; 7596 for (int j = 0; j < names.length; j++) { 7597 if (j == 1 && p.syncable) { 7598 // We only want the first authority for a provider to possibly be 7599 // syncable, so if we already added this provider using a different 7600 // authority clear the syncable flag. We copy the provider before 7601 // changing it because the mProviders object contains a reference 7602 // to a provider that we don't want to change. 7603 // Only do this for the second authority since the resulting provider 7604 // object can be the same for all future authorities for this provider. 7605 p = new PackageParser.Provider(p); 7606 p.syncable = false; 7607 } 7608 if (!mProvidersByAuthority.containsKey(names[j])) { 7609 mProvidersByAuthority.put(names[j], p); 7610 if (p.info.authority == null) { 7611 p.info.authority = names[j]; 7612 } else { 7613 p.info.authority = p.info.authority + ";" + names[j]; 7614 } 7615 if (DEBUG_PACKAGE_SCANNING) { 7616 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7617 Log.d(TAG, "Registered content provider: " + names[j] 7618 + ", className = " + p.info.name + ", isSyncable = " 7619 + p.info.isSyncable); 7620 } 7621 } else { 7622 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7623 Slog.w(TAG, "Skipping provider name " + names[j] + 7624 " (in package " + pkg.applicationInfo.packageName + 7625 "): name already used by " 7626 + ((other != null && other.getComponentName() != null) 7627 ? other.getComponentName().getPackageName() : "?")); 7628 } 7629 } 7630 } 7631 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7632 if (r == null) { 7633 r = new StringBuilder(256); 7634 } else { 7635 r.append(' '); 7636 } 7637 r.append(p.info.name); 7638 } 7639 } 7640 if (r != null) { 7641 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7642 } 7643 7644 N = pkg.services.size(); 7645 r = null; 7646 for (i=0; i<N; i++) { 7647 PackageParser.Service s = pkg.services.get(i); 7648 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7649 s.info.processName, pkg.applicationInfo.uid); 7650 mServices.addService(s); 7651 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7652 if (r == null) { 7653 r = new StringBuilder(256); 7654 } else { 7655 r.append(' '); 7656 } 7657 r.append(s.info.name); 7658 } 7659 } 7660 if (r != null) { 7661 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7662 } 7663 7664 N = pkg.receivers.size(); 7665 r = null; 7666 for (i=0; i<N; i++) { 7667 PackageParser.Activity a = pkg.receivers.get(i); 7668 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7669 a.info.processName, pkg.applicationInfo.uid); 7670 mReceivers.addActivity(a, "receiver"); 7671 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7672 if (r == null) { 7673 r = new StringBuilder(256); 7674 } else { 7675 r.append(' '); 7676 } 7677 r.append(a.info.name); 7678 } 7679 } 7680 if (r != null) { 7681 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7682 } 7683 7684 N = pkg.activities.size(); 7685 r = null; 7686 for (i=0; i<N; i++) { 7687 PackageParser.Activity a = pkg.activities.get(i); 7688 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7689 a.info.processName, pkg.applicationInfo.uid); 7690 mActivities.addActivity(a, "activity"); 7691 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7692 if (r == null) { 7693 r = new StringBuilder(256); 7694 } else { 7695 r.append(' '); 7696 } 7697 r.append(a.info.name); 7698 } 7699 } 7700 if (r != null) { 7701 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7702 } 7703 7704 N = pkg.permissionGroups.size(); 7705 r = null; 7706 for (i=0; i<N; i++) { 7707 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7708 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7709 if (cur == null) { 7710 mPermissionGroups.put(pg.info.name, pg); 7711 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7712 if (r == null) { 7713 r = new StringBuilder(256); 7714 } else { 7715 r.append(' '); 7716 } 7717 r.append(pg.info.name); 7718 } 7719 } else { 7720 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7721 + pg.info.packageName + " ignored: original from " 7722 + cur.info.packageName); 7723 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7724 if (r == null) { 7725 r = new StringBuilder(256); 7726 } else { 7727 r.append(' '); 7728 } 7729 r.append("DUP:"); 7730 r.append(pg.info.name); 7731 } 7732 } 7733 } 7734 if (r != null) { 7735 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7736 } 7737 7738 N = pkg.permissions.size(); 7739 r = null; 7740 for (i=0; i<N; i++) { 7741 PackageParser.Permission p = pkg.permissions.get(i); 7742 7743 // Assume by default that we did not install this permission into the system. 7744 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7745 7746 // Now that permission groups have a special meaning, we ignore permission 7747 // groups for legacy apps to prevent unexpected behavior. In particular, 7748 // permissions for one app being granted to someone just becuase they happen 7749 // to be in a group defined by another app (before this had no implications). 7750 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7751 p.group = mPermissionGroups.get(p.info.group); 7752 // Warn for a permission in an unknown group. 7753 if (p.info.group != null && p.group == null) { 7754 Slog.w(TAG, "Permission " + p.info.name + " from package " 7755 + p.info.packageName + " in an unknown group " + p.info.group); 7756 } 7757 } 7758 7759 ArrayMap<String, BasePermission> permissionMap = 7760 p.tree ? mSettings.mPermissionTrees 7761 : mSettings.mPermissions; 7762 BasePermission bp = permissionMap.get(p.info.name); 7763 7764 // Allow system apps to redefine non-system permissions 7765 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7766 final boolean currentOwnerIsSystem = (bp.perm != null 7767 && isSystemApp(bp.perm.owner)); 7768 if (isSystemApp(p.owner)) { 7769 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7770 // It's a built-in permission and no owner, take ownership now 7771 bp.packageSetting = pkgSetting; 7772 bp.perm = p; 7773 bp.uid = pkg.applicationInfo.uid; 7774 bp.sourcePackage = p.info.packageName; 7775 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7776 } else if (!currentOwnerIsSystem) { 7777 String msg = "New decl " + p.owner + " of permission " 7778 + p.info.name + " is system; overriding " + bp.sourcePackage; 7779 reportSettingsProblem(Log.WARN, msg); 7780 bp = null; 7781 } 7782 } 7783 } 7784 7785 if (bp == null) { 7786 bp = new BasePermission(p.info.name, p.info.packageName, 7787 BasePermission.TYPE_NORMAL); 7788 permissionMap.put(p.info.name, bp); 7789 } 7790 7791 if (bp.perm == null) { 7792 if (bp.sourcePackage == null 7793 || bp.sourcePackage.equals(p.info.packageName)) { 7794 BasePermission tree = findPermissionTreeLP(p.info.name); 7795 if (tree == null 7796 || tree.sourcePackage.equals(p.info.packageName)) { 7797 bp.packageSetting = pkgSetting; 7798 bp.perm = p; 7799 bp.uid = pkg.applicationInfo.uid; 7800 bp.sourcePackage = p.info.packageName; 7801 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7802 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7803 if (r == null) { 7804 r = new StringBuilder(256); 7805 } else { 7806 r.append(' '); 7807 } 7808 r.append(p.info.name); 7809 } 7810 } else { 7811 Slog.w(TAG, "Permission " + p.info.name + " from package " 7812 + p.info.packageName + " ignored: base tree " 7813 + tree.name + " is from package " 7814 + tree.sourcePackage); 7815 } 7816 } else { 7817 Slog.w(TAG, "Permission " + p.info.name + " from package " 7818 + p.info.packageName + " ignored: original from " 7819 + bp.sourcePackage); 7820 } 7821 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7822 if (r == null) { 7823 r = new StringBuilder(256); 7824 } else { 7825 r.append(' '); 7826 } 7827 r.append("DUP:"); 7828 r.append(p.info.name); 7829 } 7830 if (bp.perm == p) { 7831 bp.protectionLevel = p.info.protectionLevel; 7832 } 7833 } 7834 7835 if (r != null) { 7836 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7837 } 7838 7839 N = pkg.instrumentation.size(); 7840 r = null; 7841 for (i=0; i<N; i++) { 7842 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7843 a.info.packageName = pkg.applicationInfo.packageName; 7844 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7845 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7846 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7847 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7848 a.info.dataDir = pkg.applicationInfo.dataDir; 7849 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7850 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7851 7852 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7853 // need other information about the application, like the ABI and what not ? 7854 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7855 mInstrumentation.put(a.getComponentName(), a); 7856 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7857 if (r == null) { 7858 r = new StringBuilder(256); 7859 } else { 7860 r.append(' '); 7861 } 7862 r.append(a.info.name); 7863 } 7864 } 7865 if (r != null) { 7866 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7867 } 7868 7869 if (pkg.protectedBroadcasts != null) { 7870 N = pkg.protectedBroadcasts.size(); 7871 for (i=0; i<N; i++) { 7872 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7873 } 7874 } 7875 7876 pkgSetting.setTimeStamp(scanFileTime); 7877 7878 // Create idmap files for pairs of (packages, overlay packages). 7879 // Note: "android", ie framework-res.apk, is handled by native layers. 7880 if (pkg.mOverlayTarget != null) { 7881 // This is an overlay package. 7882 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7883 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7884 mOverlays.put(pkg.mOverlayTarget, 7885 new ArrayMap<String, PackageParser.Package>()); 7886 } 7887 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7888 map.put(pkg.packageName, pkg); 7889 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7890 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7891 createIdmapFailed = true; 7892 } 7893 } 7894 } else if (mOverlays.containsKey(pkg.packageName) && 7895 !pkg.packageName.equals("android")) { 7896 // This is a regular package, with one or more known overlay packages. 7897 createIdmapsForPackageLI(pkg); 7898 } 7899 } 7900 7901 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7902 7903 if (createIdmapFailed) { 7904 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7905 "scanPackageLI failed to createIdmap"); 7906 } 7907 return pkg; 7908 } 7909 7910 /** 7911 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7912 * is derived purely on the basis of the contents of {@code scanFile} and 7913 * {@code cpuAbiOverride}. 7914 * 7915 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7916 */ 7917 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7918 String cpuAbiOverride, boolean extractLibs) 7919 throws PackageManagerException { 7920 // TODO: We can probably be smarter about this stuff. For installed apps, 7921 // we can calculate this information at install time once and for all. For 7922 // system apps, we can probably assume that this information doesn't change 7923 // after the first boot scan. As things stand, we do lots of unnecessary work. 7924 7925 // Give ourselves some initial paths; we'll come back for another 7926 // pass once we've determined ABI below. 7927 setNativeLibraryPaths(pkg); 7928 7929 // We would never need to extract libs for forward-locked and external packages, 7930 // since the container service will do it for us. We shouldn't attempt to 7931 // extract libs from system app when it was not updated. 7932 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7933 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7934 extractLibs = false; 7935 } 7936 7937 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7938 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7939 7940 NativeLibraryHelper.Handle handle = null; 7941 try { 7942 handle = NativeLibraryHelper.Handle.create(pkg); 7943 // TODO(multiArch): This can be null for apps that didn't go through the 7944 // usual installation process. We can calculate it again, like we 7945 // do during install time. 7946 // 7947 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7948 // unnecessary. 7949 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7950 7951 // Null out the abis so that they can be recalculated. 7952 pkg.applicationInfo.primaryCpuAbi = null; 7953 pkg.applicationInfo.secondaryCpuAbi = null; 7954 if (isMultiArch(pkg.applicationInfo)) { 7955 // Warn if we've set an abiOverride for multi-lib packages.. 7956 // By definition, we need to copy both 32 and 64 bit libraries for 7957 // such packages. 7958 if (pkg.cpuAbiOverride != null 7959 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7960 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7961 } 7962 7963 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7964 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7965 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7966 if (extractLibs) { 7967 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7968 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7969 useIsaSpecificSubdirs); 7970 } else { 7971 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7972 } 7973 } 7974 7975 maybeThrowExceptionForMultiArchCopy( 7976 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7977 7978 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7979 if (extractLibs) { 7980 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7981 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7982 useIsaSpecificSubdirs); 7983 } else { 7984 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7985 } 7986 } 7987 7988 maybeThrowExceptionForMultiArchCopy( 7989 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7990 7991 if (abi64 >= 0) { 7992 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7993 } 7994 7995 if (abi32 >= 0) { 7996 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7997 if (abi64 >= 0) { 7998 pkg.applicationInfo.secondaryCpuAbi = abi; 7999 } else { 8000 pkg.applicationInfo.primaryCpuAbi = abi; 8001 } 8002 } 8003 } else { 8004 String[] abiList = (cpuAbiOverride != null) ? 8005 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8006 8007 // Enable gross and lame hacks for apps that are built with old 8008 // SDK tools. We must scan their APKs for renderscript bitcode and 8009 // not launch them if it's present. Don't bother checking on devices 8010 // that don't have 64 bit support. 8011 boolean needsRenderScriptOverride = false; 8012 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8013 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8014 abiList = Build.SUPPORTED_32_BIT_ABIS; 8015 needsRenderScriptOverride = true; 8016 } 8017 8018 final int copyRet; 8019 if (extractLibs) { 8020 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8021 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8022 } else { 8023 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8024 } 8025 8026 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8027 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8028 "Error unpackaging native libs for app, errorCode=" + copyRet); 8029 } 8030 8031 if (copyRet >= 0) { 8032 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8033 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8034 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8035 } else if (needsRenderScriptOverride) { 8036 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8037 } 8038 } 8039 } catch (IOException ioe) { 8040 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8041 } finally { 8042 IoUtils.closeQuietly(handle); 8043 } 8044 8045 // Now that we've calculated the ABIs and determined if it's an internal app, 8046 // we will go ahead and populate the nativeLibraryPath. 8047 setNativeLibraryPaths(pkg); 8048 } 8049 8050 /** 8051 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8052 * i.e, so that all packages can be run inside a single process if required. 8053 * 8054 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8055 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8056 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8057 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8058 * updating a package that belongs to a shared user. 8059 * 8060 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8061 * adds unnecessary complexity. 8062 */ 8063 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8064 PackageParser.Package scannedPackage, boolean bootComplete) { 8065 String requiredInstructionSet = null; 8066 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8067 requiredInstructionSet = VMRuntime.getInstructionSet( 8068 scannedPackage.applicationInfo.primaryCpuAbi); 8069 } 8070 8071 PackageSetting requirer = null; 8072 for (PackageSetting ps : packagesForUser) { 8073 // If packagesForUser contains scannedPackage, we skip it. This will happen 8074 // when scannedPackage is an update of an existing package. Without this check, 8075 // we will never be able to change the ABI of any package belonging to a shared 8076 // user, even if it's compatible with other packages. 8077 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8078 if (ps.primaryCpuAbiString == null) { 8079 continue; 8080 } 8081 8082 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8083 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8084 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8085 // this but there's not much we can do. 8086 String errorMessage = "Instruction set mismatch, " 8087 + ((requirer == null) ? "[caller]" : requirer) 8088 + " requires " + requiredInstructionSet + " whereas " + ps 8089 + " requires " + instructionSet; 8090 Slog.w(TAG, errorMessage); 8091 } 8092 8093 if (requiredInstructionSet == null) { 8094 requiredInstructionSet = instructionSet; 8095 requirer = ps; 8096 } 8097 } 8098 } 8099 8100 if (requiredInstructionSet != null) { 8101 String adjustedAbi; 8102 if (requirer != null) { 8103 // requirer != null implies that either scannedPackage was null or that scannedPackage 8104 // did not require an ABI, in which case we have to adjust scannedPackage to match 8105 // the ABI of the set (which is the same as requirer's ABI) 8106 adjustedAbi = requirer.primaryCpuAbiString; 8107 if (scannedPackage != null) { 8108 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8109 } 8110 } else { 8111 // requirer == null implies that we're updating all ABIs in the set to 8112 // match scannedPackage. 8113 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8114 } 8115 8116 for (PackageSetting ps : packagesForUser) { 8117 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8118 if (ps.primaryCpuAbiString != null) { 8119 continue; 8120 } 8121 8122 ps.primaryCpuAbiString = adjustedAbi; 8123 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8124 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8125 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi); 8126 mInstaller.rmdex(ps.codePathString, 8127 getDexCodeInstructionSet(getPreferredInstructionSet())); 8128 } 8129 } 8130 } 8131 } 8132 } 8133 8134 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8135 synchronized (mPackages) { 8136 mResolverReplaced = true; 8137 // Set up information for custom user intent resolution activity. 8138 mResolveActivity.applicationInfo = pkg.applicationInfo; 8139 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8140 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8141 mResolveActivity.processName = pkg.applicationInfo.packageName; 8142 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8143 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8144 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8145 mResolveActivity.theme = 0; 8146 mResolveActivity.exported = true; 8147 mResolveActivity.enabled = true; 8148 mResolveInfo.activityInfo = mResolveActivity; 8149 mResolveInfo.priority = 0; 8150 mResolveInfo.preferredOrder = 0; 8151 mResolveInfo.match = 0; 8152 mResolveComponentName = mCustomResolverComponentName; 8153 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8154 mResolveComponentName); 8155 } 8156 } 8157 8158 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8159 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8160 8161 // Set up information for ephemeral installer activity 8162 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8163 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8164 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8165 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8166 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8167 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8168 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8169 mEphemeralInstallerActivity.theme = 0; 8170 mEphemeralInstallerActivity.exported = true; 8171 mEphemeralInstallerActivity.enabled = true; 8172 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8173 mEphemeralInstallerInfo.priority = 0; 8174 mEphemeralInstallerInfo.preferredOrder = 0; 8175 mEphemeralInstallerInfo.match = 0; 8176 8177 if (DEBUG_EPHEMERAL) { 8178 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8179 } 8180 } 8181 8182 private static String calculateBundledApkRoot(final String codePathString) { 8183 final File codePath = new File(codePathString); 8184 final File codeRoot; 8185 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8186 codeRoot = Environment.getRootDirectory(); 8187 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8188 codeRoot = Environment.getOemDirectory(); 8189 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8190 codeRoot = Environment.getVendorDirectory(); 8191 } else { 8192 // Unrecognized code path; take its top real segment as the apk root: 8193 // e.g. /something/app/blah.apk => /something 8194 try { 8195 File f = codePath.getCanonicalFile(); 8196 File parent = f.getParentFile(); // non-null because codePath is a file 8197 File tmp; 8198 while ((tmp = parent.getParentFile()) != null) { 8199 f = parent; 8200 parent = tmp; 8201 } 8202 codeRoot = f; 8203 Slog.w(TAG, "Unrecognized code path " 8204 + codePath + " - using " + codeRoot); 8205 } catch (IOException e) { 8206 // Can't canonicalize the code path -- shenanigans? 8207 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8208 return Environment.getRootDirectory().getPath(); 8209 } 8210 } 8211 return codeRoot.getPath(); 8212 } 8213 8214 /** 8215 * Derive and set the location of native libraries for the given package, 8216 * which varies depending on where and how the package was installed. 8217 */ 8218 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8219 final ApplicationInfo info = pkg.applicationInfo; 8220 final String codePath = pkg.codePath; 8221 final File codeFile = new File(codePath); 8222 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8223 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8224 8225 info.nativeLibraryRootDir = null; 8226 info.nativeLibraryRootRequiresIsa = false; 8227 info.nativeLibraryDir = null; 8228 info.secondaryNativeLibraryDir = null; 8229 8230 if (isApkFile(codeFile)) { 8231 // Monolithic install 8232 if (bundledApp) { 8233 // If "/system/lib64/apkname" exists, assume that is the per-package 8234 // native library directory to use; otherwise use "/system/lib/apkname". 8235 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8236 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8237 getPrimaryInstructionSet(info)); 8238 8239 // This is a bundled system app so choose the path based on the ABI. 8240 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8241 // is just the default path. 8242 final String apkName = deriveCodePathName(codePath); 8243 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8244 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8245 apkName).getAbsolutePath(); 8246 8247 if (info.secondaryCpuAbi != null) { 8248 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8249 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8250 secondaryLibDir, apkName).getAbsolutePath(); 8251 } 8252 } else if (asecApp) { 8253 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8254 .getAbsolutePath(); 8255 } else { 8256 final String apkName = deriveCodePathName(codePath); 8257 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8258 .getAbsolutePath(); 8259 } 8260 8261 info.nativeLibraryRootRequiresIsa = false; 8262 info.nativeLibraryDir = info.nativeLibraryRootDir; 8263 } else { 8264 // Cluster install 8265 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8266 info.nativeLibraryRootRequiresIsa = true; 8267 8268 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8269 getPrimaryInstructionSet(info)).getAbsolutePath(); 8270 8271 if (info.secondaryCpuAbi != null) { 8272 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8273 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8274 } 8275 } 8276 } 8277 8278 /** 8279 * Calculate the abis and roots for a bundled app. These can uniquely 8280 * be determined from the contents of the system partition, i.e whether 8281 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8282 * of this information, and instead assume that the system was built 8283 * sensibly. 8284 */ 8285 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8286 PackageSetting pkgSetting) { 8287 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8288 8289 // If "/system/lib64/apkname" exists, assume that is the per-package 8290 // native library directory to use; otherwise use "/system/lib/apkname". 8291 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8292 setBundledAppAbi(pkg, apkRoot, apkName); 8293 // pkgSetting might be null during rescan following uninstall of updates 8294 // to a bundled app, so accommodate that possibility. The settings in 8295 // that case will be established later from the parsed package. 8296 // 8297 // If the settings aren't null, sync them up with what we've just derived. 8298 // note that apkRoot isn't stored in the package settings. 8299 if (pkgSetting != null) { 8300 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8301 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8302 } 8303 } 8304 8305 /** 8306 * Deduces the ABI of a bundled app and sets the relevant fields on the 8307 * parsed pkg object. 8308 * 8309 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8310 * under which system libraries are installed. 8311 * @param apkName the name of the installed package. 8312 */ 8313 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8314 final File codeFile = new File(pkg.codePath); 8315 8316 final boolean has64BitLibs; 8317 final boolean has32BitLibs; 8318 if (isApkFile(codeFile)) { 8319 // Monolithic install 8320 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8321 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8322 } else { 8323 // Cluster install 8324 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8325 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8326 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8327 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8328 has64BitLibs = (new File(rootDir, isa)).exists(); 8329 } else { 8330 has64BitLibs = false; 8331 } 8332 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8333 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8334 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8335 has32BitLibs = (new File(rootDir, isa)).exists(); 8336 } else { 8337 has32BitLibs = false; 8338 } 8339 } 8340 8341 if (has64BitLibs && !has32BitLibs) { 8342 // The package has 64 bit libs, but not 32 bit libs. Its primary 8343 // ABI should be 64 bit. We can safely assume here that the bundled 8344 // native libraries correspond to the most preferred ABI in the list. 8345 8346 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8347 pkg.applicationInfo.secondaryCpuAbi = null; 8348 } else if (has32BitLibs && !has64BitLibs) { 8349 // The package has 32 bit libs but not 64 bit libs. Its primary 8350 // ABI should be 32 bit. 8351 8352 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8353 pkg.applicationInfo.secondaryCpuAbi = null; 8354 } else if (has32BitLibs && has64BitLibs) { 8355 // The application has both 64 and 32 bit bundled libraries. We check 8356 // here that the app declares multiArch support, and warn if it doesn't. 8357 // 8358 // We will be lenient here and record both ABIs. The primary will be the 8359 // ABI that's higher on the list, i.e, a device that's configured to prefer 8360 // 64 bit apps will see a 64 bit primary ABI, 8361 8362 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8363 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8364 } 8365 8366 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8367 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8368 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8369 } else { 8370 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8371 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8372 } 8373 } else { 8374 pkg.applicationInfo.primaryCpuAbi = null; 8375 pkg.applicationInfo.secondaryCpuAbi = null; 8376 } 8377 } 8378 8379 private void killApplication(String pkgName, int appId, String reason) { 8380 // Request the ActivityManager to kill the process(only for existing packages) 8381 // so that we do not end up in a confused state while the user is still using the older 8382 // version of the application while the new one gets installed. 8383 IActivityManager am = ActivityManagerNative.getDefault(); 8384 if (am != null) { 8385 try { 8386 am.killApplicationWithAppId(pkgName, appId, reason); 8387 } catch (RemoteException e) { 8388 } 8389 } 8390 } 8391 8392 void removePackageLI(PackageSetting ps, boolean chatty) { 8393 if (DEBUG_INSTALL) { 8394 if (chatty) 8395 Log.d(TAG, "Removing package " + ps.name); 8396 } 8397 8398 // writer 8399 synchronized (mPackages) { 8400 mPackages.remove(ps.name); 8401 final PackageParser.Package pkg = ps.pkg; 8402 if (pkg != null) { 8403 cleanPackageDataStructuresLILPw(pkg, chatty); 8404 } 8405 } 8406 } 8407 8408 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8409 if (DEBUG_INSTALL) { 8410 if (chatty) 8411 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8412 } 8413 8414 // writer 8415 synchronized (mPackages) { 8416 mPackages.remove(pkg.applicationInfo.packageName); 8417 cleanPackageDataStructuresLILPw(pkg, chatty); 8418 } 8419 } 8420 8421 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8422 int N = pkg.providers.size(); 8423 StringBuilder r = null; 8424 int i; 8425 for (i=0; i<N; i++) { 8426 PackageParser.Provider p = pkg.providers.get(i); 8427 mProviders.removeProvider(p); 8428 if (p.info.authority == null) { 8429 8430 /* There was another ContentProvider with this authority when 8431 * this app was installed so this authority is null, 8432 * Ignore it as we don't have to unregister the provider. 8433 */ 8434 continue; 8435 } 8436 String names[] = p.info.authority.split(";"); 8437 for (int j = 0; j < names.length; j++) { 8438 if (mProvidersByAuthority.get(names[j]) == p) { 8439 mProvidersByAuthority.remove(names[j]); 8440 if (DEBUG_REMOVE) { 8441 if (chatty) 8442 Log.d(TAG, "Unregistered content provider: " + names[j] 8443 + ", className = " + p.info.name + ", isSyncable = " 8444 + p.info.isSyncable); 8445 } 8446 } 8447 } 8448 if (DEBUG_REMOVE && chatty) { 8449 if (r == null) { 8450 r = new StringBuilder(256); 8451 } else { 8452 r.append(' '); 8453 } 8454 r.append(p.info.name); 8455 } 8456 } 8457 if (r != null) { 8458 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8459 } 8460 8461 N = pkg.services.size(); 8462 r = null; 8463 for (i=0; i<N; i++) { 8464 PackageParser.Service s = pkg.services.get(i); 8465 mServices.removeService(s); 8466 if (chatty) { 8467 if (r == null) { 8468 r = new StringBuilder(256); 8469 } else { 8470 r.append(' '); 8471 } 8472 r.append(s.info.name); 8473 } 8474 } 8475 if (r != null) { 8476 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8477 } 8478 8479 N = pkg.receivers.size(); 8480 r = null; 8481 for (i=0; i<N; i++) { 8482 PackageParser.Activity a = pkg.receivers.get(i); 8483 mReceivers.removeActivity(a, "receiver"); 8484 if (DEBUG_REMOVE && chatty) { 8485 if (r == null) { 8486 r = new StringBuilder(256); 8487 } else { 8488 r.append(' '); 8489 } 8490 r.append(a.info.name); 8491 } 8492 } 8493 if (r != null) { 8494 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8495 } 8496 8497 N = pkg.activities.size(); 8498 r = null; 8499 for (i=0; i<N; i++) { 8500 PackageParser.Activity a = pkg.activities.get(i); 8501 mActivities.removeActivity(a, "activity"); 8502 if (DEBUG_REMOVE && chatty) { 8503 if (r == null) { 8504 r = new StringBuilder(256); 8505 } else { 8506 r.append(' '); 8507 } 8508 r.append(a.info.name); 8509 } 8510 } 8511 if (r != null) { 8512 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8513 } 8514 8515 N = pkg.permissions.size(); 8516 r = null; 8517 for (i=0; i<N; i++) { 8518 PackageParser.Permission p = pkg.permissions.get(i); 8519 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8520 if (bp == null) { 8521 bp = mSettings.mPermissionTrees.get(p.info.name); 8522 } 8523 if (bp != null && bp.perm == p) { 8524 bp.perm = null; 8525 if (DEBUG_REMOVE && chatty) { 8526 if (r == null) { 8527 r = new StringBuilder(256); 8528 } else { 8529 r.append(' '); 8530 } 8531 r.append(p.info.name); 8532 } 8533 } 8534 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8535 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8536 if (appOpPkgs != null) { 8537 appOpPkgs.remove(pkg.packageName); 8538 } 8539 } 8540 } 8541 if (r != null) { 8542 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8543 } 8544 8545 N = pkg.requestedPermissions.size(); 8546 r = null; 8547 for (i=0; i<N; i++) { 8548 String perm = pkg.requestedPermissions.get(i); 8549 BasePermission bp = mSettings.mPermissions.get(perm); 8550 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8551 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8552 if (appOpPkgs != null) { 8553 appOpPkgs.remove(pkg.packageName); 8554 if (appOpPkgs.isEmpty()) { 8555 mAppOpPermissionPackages.remove(perm); 8556 } 8557 } 8558 } 8559 } 8560 if (r != null) { 8561 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8562 } 8563 8564 N = pkg.instrumentation.size(); 8565 r = null; 8566 for (i=0; i<N; i++) { 8567 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8568 mInstrumentation.remove(a.getComponentName()); 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, " Instrumentation: " + r); 8580 } 8581 8582 r = null; 8583 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8584 // Only system apps can hold shared libraries. 8585 if (pkg.libraryNames != null) { 8586 for (i=0; i<pkg.libraryNames.size(); i++) { 8587 String name = pkg.libraryNames.get(i); 8588 SharedLibraryEntry cur = mSharedLibraries.get(name); 8589 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8590 mSharedLibraries.remove(name); 8591 if (DEBUG_REMOVE && chatty) { 8592 if (r == null) { 8593 r = new StringBuilder(256); 8594 } else { 8595 r.append(' '); 8596 } 8597 r.append(name); 8598 } 8599 } 8600 } 8601 } 8602 } 8603 if (r != null) { 8604 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8605 } 8606 } 8607 8608 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8609 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8610 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8611 return true; 8612 } 8613 } 8614 return false; 8615 } 8616 8617 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8618 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8619 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8620 8621 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8622 int flags) { 8623 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8624 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8625 } 8626 8627 private void updatePermissionsLPw(String changingPkg, 8628 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8629 // Make sure there are no dangling permission trees. 8630 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8631 while (it.hasNext()) { 8632 final BasePermission bp = it.next(); 8633 if (bp.packageSetting == null) { 8634 // We may not yet have parsed the package, so just see if 8635 // we still know about its settings. 8636 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8637 } 8638 if (bp.packageSetting == null) { 8639 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8640 + " from package " + bp.sourcePackage); 8641 it.remove(); 8642 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8643 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8644 Slog.i(TAG, "Removing old permission tree: " + bp.name 8645 + " from package " + bp.sourcePackage); 8646 flags |= UPDATE_PERMISSIONS_ALL; 8647 it.remove(); 8648 } 8649 } 8650 } 8651 8652 // Make sure all dynamic permissions have been assigned to a package, 8653 // and make sure there are no dangling permissions. 8654 it = mSettings.mPermissions.values().iterator(); 8655 while (it.hasNext()) { 8656 final BasePermission bp = it.next(); 8657 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8658 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8659 + bp.name + " pkg=" + bp.sourcePackage 8660 + " info=" + bp.pendingInfo); 8661 if (bp.packageSetting == null && bp.pendingInfo != null) { 8662 final BasePermission tree = findPermissionTreeLP(bp.name); 8663 if (tree != null && tree.perm != null) { 8664 bp.packageSetting = tree.packageSetting; 8665 bp.perm = new PackageParser.Permission(tree.perm.owner, 8666 new PermissionInfo(bp.pendingInfo)); 8667 bp.perm.info.packageName = tree.perm.info.packageName; 8668 bp.perm.info.name = bp.name; 8669 bp.uid = tree.uid; 8670 } 8671 } 8672 } 8673 if (bp.packageSetting == null) { 8674 // We may not yet have parsed the package, so just see if 8675 // we still know about its settings. 8676 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8677 } 8678 if (bp.packageSetting == null) { 8679 Slog.w(TAG, "Removing dangling permission: " + bp.name 8680 + " from package " + bp.sourcePackage); 8681 it.remove(); 8682 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8683 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8684 Slog.i(TAG, "Removing old permission: " + bp.name 8685 + " from package " + bp.sourcePackage); 8686 flags |= UPDATE_PERMISSIONS_ALL; 8687 it.remove(); 8688 } 8689 } 8690 } 8691 8692 // Now update the permissions for all packages, in particular 8693 // replace the granted permissions of the system packages. 8694 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8695 for (PackageParser.Package pkg : mPackages.values()) { 8696 if (pkg != pkgInfo) { 8697 // Only replace for packages on requested volume 8698 final String volumeUuid = getVolumeUuidForPackage(pkg); 8699 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8700 && Objects.equals(replaceVolumeUuid, volumeUuid); 8701 grantPermissionsLPw(pkg, replace, changingPkg); 8702 } 8703 } 8704 } 8705 8706 if (pkgInfo != null) { 8707 // Only replace for packages on requested volume 8708 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8709 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8710 && Objects.equals(replaceVolumeUuid, volumeUuid); 8711 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8712 } 8713 } 8714 8715 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8716 String packageOfInterest) { 8717 // IMPORTANT: There are two types of permissions: install and runtime. 8718 // Install time permissions are granted when the app is installed to 8719 // all device users and users added in the future. Runtime permissions 8720 // are granted at runtime explicitly to specific users. Normal and signature 8721 // protected permissions are install time permissions. Dangerous permissions 8722 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8723 // otherwise they are runtime permissions. This function does not manage 8724 // runtime permissions except for the case an app targeting Lollipop MR1 8725 // being upgraded to target a newer SDK, in which case dangerous permissions 8726 // are transformed from install time to runtime ones. 8727 8728 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8729 if (ps == null) { 8730 return; 8731 } 8732 8733 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8734 8735 PermissionsState permissionsState = ps.getPermissionsState(); 8736 PermissionsState origPermissions = permissionsState; 8737 8738 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8739 8740 boolean runtimePermissionsRevoked = false; 8741 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8742 8743 boolean changedInstallPermission = false; 8744 8745 if (replace) { 8746 ps.installPermissionsFixed = false; 8747 if (!ps.isSharedUser()) { 8748 origPermissions = new PermissionsState(permissionsState); 8749 permissionsState.reset(); 8750 } else { 8751 // We need to know only about runtime permission changes since the 8752 // calling code always writes the install permissions state but 8753 // the runtime ones are written only if changed. The only cases of 8754 // changed runtime permissions here are promotion of an install to 8755 // runtime and revocation of a runtime from a shared user. 8756 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8757 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8758 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8759 runtimePermissionsRevoked = true; 8760 } 8761 } 8762 } 8763 8764 permissionsState.setGlobalGids(mGlobalGids); 8765 8766 final int N = pkg.requestedPermissions.size(); 8767 for (int i=0; i<N; i++) { 8768 final String name = pkg.requestedPermissions.get(i); 8769 final BasePermission bp = mSettings.mPermissions.get(name); 8770 8771 if (DEBUG_INSTALL) { 8772 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8773 } 8774 8775 if (bp == null || bp.packageSetting == null) { 8776 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8777 Slog.w(TAG, "Unknown permission " + name 8778 + " in package " + pkg.packageName); 8779 } 8780 continue; 8781 } 8782 8783 final String perm = bp.name; 8784 boolean allowedSig = false; 8785 int grant = GRANT_DENIED; 8786 8787 // Keep track of app op permissions. 8788 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8789 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8790 if (pkgs == null) { 8791 pkgs = new ArraySet<>(); 8792 mAppOpPermissionPackages.put(bp.name, pkgs); 8793 } 8794 pkgs.add(pkg.packageName); 8795 } 8796 8797 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8798 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8799 >= Build.VERSION_CODES.M; 8800 switch (level) { 8801 case PermissionInfo.PROTECTION_NORMAL: { 8802 // For all apps normal permissions are install time ones. 8803 grant = GRANT_INSTALL; 8804 } break; 8805 8806 case PermissionInfo.PROTECTION_DANGEROUS: { 8807 // If a permission review is required for legacy apps we represent 8808 // their permissions as always granted runtime ones since we need 8809 // to keep the review required permission flag per user while an 8810 // install permission's state is shared across all users. 8811 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8812 // For legacy apps dangerous permissions are install time ones. 8813 grant = GRANT_INSTALL; 8814 } else if (origPermissions.hasInstallPermission(bp.name)) { 8815 // For legacy apps that became modern, install becomes runtime. 8816 grant = GRANT_UPGRADE; 8817 } else if (mPromoteSystemApps 8818 && isSystemApp(ps) 8819 && mExistingSystemPackages.contains(ps.name)) { 8820 // For legacy system apps, install becomes runtime. 8821 // We cannot check hasInstallPermission() for system apps since those 8822 // permissions were granted implicitly and not persisted pre-M. 8823 grant = GRANT_UPGRADE; 8824 } else { 8825 // For modern apps keep runtime permissions unchanged. 8826 grant = GRANT_RUNTIME; 8827 } 8828 } break; 8829 8830 case PermissionInfo.PROTECTION_SIGNATURE: { 8831 // For all apps signature permissions are install time ones. 8832 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8833 if (allowedSig) { 8834 grant = GRANT_INSTALL; 8835 } 8836 } break; 8837 } 8838 8839 if (DEBUG_INSTALL) { 8840 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8841 } 8842 8843 if (grant != GRANT_DENIED) { 8844 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8845 // If this is an existing, non-system package, then 8846 // we can't add any new permissions to it. 8847 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8848 // Except... if this is a permission that was added 8849 // to the platform (note: need to only do this when 8850 // updating the platform). 8851 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8852 grant = GRANT_DENIED; 8853 } 8854 } 8855 } 8856 8857 switch (grant) { 8858 case GRANT_INSTALL: { 8859 // Revoke this as runtime permission to handle the case of 8860 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8861 for (int userId : UserManagerService.getInstance().getUserIds()) { 8862 if (origPermissions.getRuntimePermissionState( 8863 bp.name, userId) != null) { 8864 // Revoke the runtime permission and clear the flags. 8865 origPermissions.revokeRuntimePermission(bp, userId); 8866 origPermissions.updatePermissionFlags(bp, userId, 8867 PackageManager.MASK_PERMISSION_FLAGS, 0); 8868 // If we revoked a permission permission, we have to write. 8869 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8870 changedRuntimePermissionUserIds, userId); 8871 } 8872 } 8873 // Grant an install permission. 8874 if (permissionsState.grantInstallPermission(bp) != 8875 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8876 changedInstallPermission = true; 8877 } 8878 } break; 8879 8880 case GRANT_RUNTIME: { 8881 // Grant previously granted runtime permissions. 8882 for (int userId : UserManagerService.getInstance().getUserIds()) { 8883 PermissionState permissionState = origPermissions 8884 .getRuntimePermissionState(bp.name, userId); 8885 int flags = permissionState != null 8886 ? permissionState.getFlags() : 0; 8887 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8888 if (permissionsState.grantRuntimePermission(bp, userId) == 8889 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8890 // If we cannot put the permission as it was, we have to write. 8891 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8892 changedRuntimePermissionUserIds, userId); 8893 } 8894 // If the app supports runtime permissions no need for a review. 8895 if (Build.PERMISSIONS_REVIEW_REQUIRED 8896 && appSupportsRuntimePermissions 8897 && (flags & PackageManager 8898 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8899 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8900 // Since we changed the flags, we have to write. 8901 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8902 changedRuntimePermissionUserIds, userId); 8903 } 8904 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8905 && !appSupportsRuntimePermissions) { 8906 // For legacy apps that need a permission review, every new 8907 // runtime permission is granted but it is pending a review. 8908 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8909 permissionsState.grantRuntimePermission(bp, userId); 8910 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8911 // We changed the permission and flags, hence have to write. 8912 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8913 changedRuntimePermissionUserIds, userId); 8914 } 8915 } 8916 // Propagate the permission flags. 8917 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8918 } 8919 } break; 8920 8921 case GRANT_UPGRADE: { 8922 // Grant runtime permissions for a previously held install permission. 8923 PermissionState permissionState = origPermissions 8924 .getInstallPermissionState(bp.name); 8925 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8926 8927 if (origPermissions.revokeInstallPermission(bp) 8928 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8929 // We will be transferring the permission flags, so clear them. 8930 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8931 PackageManager.MASK_PERMISSION_FLAGS, 0); 8932 changedInstallPermission = true; 8933 } 8934 8935 // If the permission is not to be promoted to runtime we ignore it and 8936 // also its other flags as they are not applicable to install permissions. 8937 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8938 for (int userId : currentUserIds) { 8939 if (permissionsState.grantRuntimePermission(bp, userId) != 8940 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8941 // Transfer the permission flags. 8942 permissionsState.updatePermissionFlags(bp, userId, 8943 flags, flags); 8944 // If we granted the permission, we have to write. 8945 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8946 changedRuntimePermissionUserIds, userId); 8947 } 8948 } 8949 } 8950 } break; 8951 8952 default: { 8953 if (packageOfInterest == null 8954 || packageOfInterest.equals(pkg.packageName)) { 8955 Slog.w(TAG, "Not granting permission " + perm 8956 + " to package " + pkg.packageName 8957 + " because it was previously installed without"); 8958 } 8959 } break; 8960 } 8961 } else { 8962 if (permissionsState.revokeInstallPermission(bp) != 8963 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8964 // Also drop the permission flags. 8965 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8966 PackageManager.MASK_PERMISSION_FLAGS, 0); 8967 changedInstallPermission = true; 8968 Slog.i(TAG, "Un-granting permission " + perm 8969 + " from package " + pkg.packageName 8970 + " (protectionLevel=" + bp.protectionLevel 8971 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8972 + ")"); 8973 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8974 // Don't print warning for app op permissions, since it is fine for them 8975 // not to be granted, there is a UI for the user to decide. 8976 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8977 Slog.w(TAG, "Not granting permission " + perm 8978 + " to package " + pkg.packageName 8979 + " (protectionLevel=" + bp.protectionLevel 8980 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8981 + ")"); 8982 } 8983 } 8984 } 8985 } 8986 8987 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8988 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8989 // This is the first that we have heard about this package, so the 8990 // permissions we have now selected are fixed until explicitly 8991 // changed. 8992 ps.installPermissionsFixed = true; 8993 } 8994 8995 // Persist the runtime permissions state for users with changes. If permissions 8996 // were revoked because no app in the shared user declares them we have to 8997 // write synchronously to avoid losing runtime permissions state. 8998 for (int userId : changedRuntimePermissionUserIds) { 8999 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9000 } 9001 9002 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9003 } 9004 9005 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9006 boolean allowed = false; 9007 final int NP = PackageParser.NEW_PERMISSIONS.length; 9008 for (int ip=0; ip<NP; ip++) { 9009 final PackageParser.NewPermissionInfo npi 9010 = PackageParser.NEW_PERMISSIONS[ip]; 9011 if (npi.name.equals(perm) 9012 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9013 allowed = true; 9014 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9015 + pkg.packageName); 9016 break; 9017 } 9018 } 9019 return allowed; 9020 } 9021 9022 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9023 BasePermission bp, PermissionsState origPermissions) { 9024 boolean allowed; 9025 allowed = (compareSignatures( 9026 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9027 == PackageManager.SIGNATURE_MATCH) 9028 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9029 == PackageManager.SIGNATURE_MATCH); 9030 if (!allowed && (bp.protectionLevel 9031 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9032 if (isSystemApp(pkg)) { 9033 // For updated system applications, a system permission 9034 // is granted only if it had been defined by the original application. 9035 if (pkg.isUpdatedSystemApp()) { 9036 final PackageSetting sysPs = mSettings 9037 .getDisabledSystemPkgLPr(pkg.packageName); 9038 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9039 // If the original was granted this permission, we take 9040 // that grant decision as read and propagate it to the 9041 // update. 9042 if (sysPs.isPrivileged()) { 9043 allowed = true; 9044 } 9045 } else { 9046 // The system apk may have been updated with an older 9047 // version of the one on the data partition, but which 9048 // granted a new system permission that it didn't have 9049 // before. In this case we do want to allow the app to 9050 // now get the new permission if the ancestral apk is 9051 // privileged to get it. 9052 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9053 for (int j=0; 9054 j<sysPs.pkg.requestedPermissions.size(); j++) { 9055 if (perm.equals( 9056 sysPs.pkg.requestedPermissions.get(j))) { 9057 allowed = true; 9058 break; 9059 } 9060 } 9061 } 9062 } 9063 } else { 9064 allowed = isPrivilegedApp(pkg); 9065 } 9066 } 9067 } 9068 if (!allowed) { 9069 if (!allowed && (bp.protectionLevel 9070 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9071 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9072 // If this was a previously normal/dangerous permission that got moved 9073 // to a system permission as part of the runtime permission redesign, then 9074 // we still want to blindly grant it to old apps. 9075 allowed = true; 9076 } 9077 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9078 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9079 // If this permission is to be granted to the system installer and 9080 // this app is an installer, then it gets the permission. 9081 allowed = true; 9082 } 9083 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9084 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9085 // If this permission is to be granted to the system verifier and 9086 // this app is a verifier, then it gets the permission. 9087 allowed = true; 9088 } 9089 if (!allowed && (bp.protectionLevel 9090 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9091 && isSystemApp(pkg)) { 9092 // Any pre-installed system app is allowed to get this permission. 9093 allowed = true; 9094 } 9095 if (!allowed && (bp.protectionLevel 9096 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9097 // For development permissions, a development permission 9098 // is granted only if it was already granted. 9099 allowed = origPermissions.hasInstallPermission(perm); 9100 } 9101 } 9102 return allowed; 9103 } 9104 9105 final class ActivityIntentResolver 9106 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9107 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9108 boolean defaultOnly, int userId) { 9109 if (!sUserManager.exists(userId)) return null; 9110 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9111 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9112 } 9113 9114 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9115 int userId) { 9116 if (!sUserManager.exists(userId)) return null; 9117 mFlags = flags; 9118 return super.queryIntent(intent, resolvedType, 9119 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9120 } 9121 9122 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9123 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9124 if (!sUserManager.exists(userId)) return null; 9125 if (packageActivities == null) { 9126 return null; 9127 } 9128 mFlags = flags; 9129 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9130 final int N = packageActivities.size(); 9131 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9132 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9133 9134 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9135 for (int i = 0; i < N; ++i) { 9136 intentFilters = packageActivities.get(i).intents; 9137 if (intentFilters != null && intentFilters.size() > 0) { 9138 PackageParser.ActivityIntentInfo[] array = 9139 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9140 intentFilters.toArray(array); 9141 listCut.add(array); 9142 } 9143 } 9144 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9145 } 9146 9147 public final void addActivity(PackageParser.Activity a, String type) { 9148 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9149 mActivities.put(a.getComponentName(), a); 9150 if (DEBUG_SHOW_INFO) 9151 Log.v( 9152 TAG, " " + type + " " + 9153 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9154 if (DEBUG_SHOW_INFO) 9155 Log.v(TAG, " Class=" + a.info.name); 9156 final int NI = a.intents.size(); 9157 for (int j=0; j<NI; j++) { 9158 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9159 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9160 intent.setPriority(0); 9161 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9162 + a.className + " with priority > 0, forcing to 0"); 9163 } 9164 if (DEBUG_SHOW_INFO) { 9165 Log.v(TAG, " IntentFilter:"); 9166 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9167 } 9168 if (!intent.debugCheck()) { 9169 Log.w(TAG, "==> For Activity " + a.info.name); 9170 } 9171 addFilter(intent); 9172 } 9173 } 9174 9175 public final void removeActivity(PackageParser.Activity a, String type) { 9176 mActivities.remove(a.getComponentName()); 9177 if (DEBUG_SHOW_INFO) { 9178 Log.v(TAG, " " + type + " " 9179 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9180 : a.info.name) + ":"); 9181 Log.v(TAG, " Class=" + a.info.name); 9182 } 9183 final int NI = a.intents.size(); 9184 for (int j=0; j<NI; j++) { 9185 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9186 if (DEBUG_SHOW_INFO) { 9187 Log.v(TAG, " IntentFilter:"); 9188 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9189 } 9190 removeFilter(intent); 9191 } 9192 } 9193 9194 @Override 9195 protected boolean allowFilterResult( 9196 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9197 ActivityInfo filterAi = filter.activity.info; 9198 for (int i=dest.size()-1; i>=0; i--) { 9199 ActivityInfo destAi = dest.get(i).activityInfo; 9200 if (destAi.name == filterAi.name 9201 && destAi.packageName == filterAi.packageName) { 9202 return false; 9203 } 9204 } 9205 return true; 9206 } 9207 9208 @Override 9209 protected ActivityIntentInfo[] newArray(int size) { 9210 return new ActivityIntentInfo[size]; 9211 } 9212 9213 @Override 9214 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9215 if (!sUserManager.exists(userId)) return true; 9216 PackageParser.Package p = filter.activity.owner; 9217 if (p != null) { 9218 PackageSetting ps = (PackageSetting)p.mExtras; 9219 if (ps != null) { 9220 // System apps are never considered stopped for purposes of 9221 // filtering, because there may be no way for the user to 9222 // actually re-launch them. 9223 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9224 && ps.getStopped(userId); 9225 } 9226 } 9227 return false; 9228 } 9229 9230 @Override 9231 protected boolean isPackageForFilter(String packageName, 9232 PackageParser.ActivityIntentInfo info) { 9233 return packageName.equals(info.activity.owner.packageName); 9234 } 9235 9236 @Override 9237 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9238 int match, int userId) { 9239 if (!sUserManager.exists(userId)) return null; 9240 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9241 return null; 9242 } 9243 final PackageParser.Activity activity = info.activity; 9244 if (mSafeMode && (activity.info.applicationInfo.flags 9245 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9246 return null; 9247 } 9248 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9249 if (ps == null) { 9250 return null; 9251 } 9252 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9253 ps.readUserState(userId), userId); 9254 if (ai == null) { 9255 return null; 9256 } 9257 final ResolveInfo res = new ResolveInfo(); 9258 res.activityInfo = ai; 9259 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9260 res.filter = info; 9261 } 9262 if (info != null) { 9263 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9264 } 9265 res.priority = info.getPriority(); 9266 res.preferredOrder = activity.owner.mPreferredOrder; 9267 //System.out.println("Result: " + res.activityInfo.className + 9268 // " = " + res.priority); 9269 res.match = match; 9270 res.isDefault = info.hasDefault; 9271 res.labelRes = info.labelRes; 9272 res.nonLocalizedLabel = info.nonLocalizedLabel; 9273 if (userNeedsBadging(userId)) { 9274 res.noResourceId = true; 9275 } else { 9276 res.icon = info.icon; 9277 } 9278 res.iconResourceId = info.icon; 9279 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9280 return res; 9281 } 9282 9283 @Override 9284 protected void sortResults(List<ResolveInfo> results) { 9285 Collections.sort(results, mResolvePrioritySorter); 9286 } 9287 9288 @Override 9289 protected void dumpFilter(PrintWriter out, String prefix, 9290 PackageParser.ActivityIntentInfo filter) { 9291 out.print(prefix); out.print( 9292 Integer.toHexString(System.identityHashCode(filter.activity))); 9293 out.print(' '); 9294 filter.activity.printComponentShortName(out); 9295 out.print(" filter "); 9296 out.println(Integer.toHexString(System.identityHashCode(filter))); 9297 } 9298 9299 @Override 9300 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9301 return filter.activity; 9302 } 9303 9304 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9305 PackageParser.Activity activity = (PackageParser.Activity)label; 9306 out.print(prefix); out.print( 9307 Integer.toHexString(System.identityHashCode(activity))); 9308 out.print(' '); 9309 activity.printComponentShortName(out); 9310 if (count > 1) { 9311 out.print(" ("); out.print(count); out.print(" filters)"); 9312 } 9313 out.println(); 9314 } 9315 9316// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9317// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9318// final List<ResolveInfo> retList = Lists.newArrayList(); 9319// while (i.hasNext()) { 9320// final ResolveInfo resolveInfo = i.next(); 9321// if (isEnabledLP(resolveInfo.activityInfo)) { 9322// retList.add(resolveInfo); 9323// } 9324// } 9325// return retList; 9326// } 9327 9328 // Keys are String (activity class name), values are Activity. 9329 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9330 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9331 private int mFlags; 9332 } 9333 9334 private final class ServiceIntentResolver 9335 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9336 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9337 boolean defaultOnly, int userId) { 9338 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9339 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9340 } 9341 9342 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9343 int userId) { 9344 if (!sUserManager.exists(userId)) return null; 9345 mFlags = flags; 9346 return super.queryIntent(intent, resolvedType, 9347 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9348 } 9349 9350 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9351 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9352 if (!sUserManager.exists(userId)) return null; 9353 if (packageServices == null) { 9354 return null; 9355 } 9356 mFlags = flags; 9357 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9358 final int N = packageServices.size(); 9359 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9360 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9361 9362 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9363 for (int i = 0; i < N; ++i) { 9364 intentFilters = packageServices.get(i).intents; 9365 if (intentFilters != null && intentFilters.size() > 0) { 9366 PackageParser.ServiceIntentInfo[] array = 9367 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9368 intentFilters.toArray(array); 9369 listCut.add(array); 9370 } 9371 } 9372 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9373 } 9374 9375 public final void addService(PackageParser.Service s) { 9376 mServices.put(s.getComponentName(), s); 9377 if (DEBUG_SHOW_INFO) { 9378 Log.v(TAG, " " 9379 + (s.info.nonLocalizedLabel != null 9380 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9381 Log.v(TAG, " Class=" + s.info.name); 9382 } 9383 final int NI = s.intents.size(); 9384 int j; 9385 for (j=0; j<NI; j++) { 9386 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9387 if (DEBUG_SHOW_INFO) { 9388 Log.v(TAG, " IntentFilter:"); 9389 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9390 } 9391 if (!intent.debugCheck()) { 9392 Log.w(TAG, "==> For Service " + s.info.name); 9393 } 9394 addFilter(intent); 9395 } 9396 } 9397 9398 public final void removeService(PackageParser.Service s) { 9399 mServices.remove(s.getComponentName()); 9400 if (DEBUG_SHOW_INFO) { 9401 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9402 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9403 Log.v(TAG, " Class=" + s.info.name); 9404 } 9405 final int NI = s.intents.size(); 9406 int j; 9407 for (j=0; j<NI; j++) { 9408 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9409 if (DEBUG_SHOW_INFO) { 9410 Log.v(TAG, " IntentFilter:"); 9411 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9412 } 9413 removeFilter(intent); 9414 } 9415 } 9416 9417 @Override 9418 protected boolean allowFilterResult( 9419 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9420 ServiceInfo filterSi = filter.service.info; 9421 for (int i=dest.size()-1; i>=0; i--) { 9422 ServiceInfo destAi = dest.get(i).serviceInfo; 9423 if (destAi.name == filterSi.name 9424 && destAi.packageName == filterSi.packageName) { 9425 return false; 9426 } 9427 } 9428 return true; 9429 } 9430 9431 @Override 9432 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9433 return new PackageParser.ServiceIntentInfo[size]; 9434 } 9435 9436 @Override 9437 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9438 if (!sUserManager.exists(userId)) return true; 9439 PackageParser.Package p = filter.service.owner; 9440 if (p != null) { 9441 PackageSetting ps = (PackageSetting)p.mExtras; 9442 if (ps != null) { 9443 // System apps are never considered stopped for purposes of 9444 // filtering, because there may be no way for the user to 9445 // actually re-launch them. 9446 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9447 && ps.getStopped(userId); 9448 } 9449 } 9450 return false; 9451 } 9452 9453 @Override 9454 protected boolean isPackageForFilter(String packageName, 9455 PackageParser.ServiceIntentInfo info) { 9456 return packageName.equals(info.service.owner.packageName); 9457 } 9458 9459 @Override 9460 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9461 int match, int userId) { 9462 if (!sUserManager.exists(userId)) return null; 9463 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9464 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9465 return null; 9466 } 9467 final PackageParser.Service service = info.service; 9468 if (mSafeMode && (service.info.applicationInfo.flags 9469 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9470 return null; 9471 } 9472 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9473 if (ps == null) { 9474 return null; 9475 } 9476 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9477 ps.readUserState(userId), userId); 9478 if (si == null) { 9479 return null; 9480 } 9481 final ResolveInfo res = new ResolveInfo(); 9482 res.serviceInfo = si; 9483 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9484 res.filter = filter; 9485 } 9486 res.priority = info.getPriority(); 9487 res.preferredOrder = service.owner.mPreferredOrder; 9488 res.match = match; 9489 res.isDefault = info.hasDefault; 9490 res.labelRes = info.labelRes; 9491 res.nonLocalizedLabel = info.nonLocalizedLabel; 9492 res.icon = info.icon; 9493 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9494 return res; 9495 } 9496 9497 @Override 9498 protected void sortResults(List<ResolveInfo> results) { 9499 Collections.sort(results, mResolvePrioritySorter); 9500 } 9501 9502 @Override 9503 protected void dumpFilter(PrintWriter out, String prefix, 9504 PackageParser.ServiceIntentInfo filter) { 9505 out.print(prefix); out.print( 9506 Integer.toHexString(System.identityHashCode(filter.service))); 9507 out.print(' '); 9508 filter.service.printComponentShortName(out); 9509 out.print(" filter "); 9510 out.println(Integer.toHexString(System.identityHashCode(filter))); 9511 } 9512 9513 @Override 9514 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9515 return filter.service; 9516 } 9517 9518 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9519 PackageParser.Service service = (PackageParser.Service)label; 9520 out.print(prefix); out.print( 9521 Integer.toHexString(System.identityHashCode(service))); 9522 out.print(' '); 9523 service.printComponentShortName(out); 9524 if (count > 1) { 9525 out.print(" ("); out.print(count); out.print(" filters)"); 9526 } 9527 out.println(); 9528 } 9529 9530// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9531// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9532// final List<ResolveInfo> retList = Lists.newArrayList(); 9533// while (i.hasNext()) { 9534// final ResolveInfo resolveInfo = (ResolveInfo) i; 9535// if (isEnabledLP(resolveInfo.serviceInfo)) { 9536// retList.add(resolveInfo); 9537// } 9538// } 9539// return retList; 9540// } 9541 9542 // Keys are String (activity class name), values are Activity. 9543 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9544 = new ArrayMap<ComponentName, PackageParser.Service>(); 9545 private int mFlags; 9546 }; 9547 9548 private final class ProviderIntentResolver 9549 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9550 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9551 boolean defaultOnly, int userId) { 9552 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9553 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9554 } 9555 9556 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9557 int userId) { 9558 if (!sUserManager.exists(userId)) 9559 return null; 9560 mFlags = flags; 9561 return super.queryIntent(intent, resolvedType, 9562 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9563 } 9564 9565 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9566 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9567 if (!sUserManager.exists(userId)) 9568 return null; 9569 if (packageProviders == null) { 9570 return null; 9571 } 9572 mFlags = flags; 9573 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9574 final int N = packageProviders.size(); 9575 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9576 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9577 9578 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9579 for (int i = 0; i < N; ++i) { 9580 intentFilters = packageProviders.get(i).intents; 9581 if (intentFilters != null && intentFilters.size() > 0) { 9582 PackageParser.ProviderIntentInfo[] array = 9583 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9584 intentFilters.toArray(array); 9585 listCut.add(array); 9586 } 9587 } 9588 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9589 } 9590 9591 public final void addProvider(PackageParser.Provider p) { 9592 if (mProviders.containsKey(p.getComponentName())) { 9593 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9594 return; 9595 } 9596 9597 mProviders.put(p.getComponentName(), p); 9598 if (DEBUG_SHOW_INFO) { 9599 Log.v(TAG, " " 9600 + (p.info.nonLocalizedLabel != null 9601 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9602 Log.v(TAG, " Class=" + p.info.name); 9603 } 9604 final int NI = p.intents.size(); 9605 int j; 9606 for (j = 0; j < NI; j++) { 9607 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9608 if (DEBUG_SHOW_INFO) { 9609 Log.v(TAG, " IntentFilter:"); 9610 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9611 } 9612 if (!intent.debugCheck()) { 9613 Log.w(TAG, "==> For Provider " + p.info.name); 9614 } 9615 addFilter(intent); 9616 } 9617 } 9618 9619 public final void removeProvider(PackageParser.Provider p) { 9620 mProviders.remove(p.getComponentName()); 9621 if (DEBUG_SHOW_INFO) { 9622 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9623 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9624 Log.v(TAG, " Class=" + p.info.name); 9625 } 9626 final int NI = p.intents.size(); 9627 int j; 9628 for (j = 0; j < NI; j++) { 9629 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9630 if (DEBUG_SHOW_INFO) { 9631 Log.v(TAG, " IntentFilter:"); 9632 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9633 } 9634 removeFilter(intent); 9635 } 9636 } 9637 9638 @Override 9639 protected boolean allowFilterResult( 9640 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9641 ProviderInfo filterPi = filter.provider.info; 9642 for (int i = dest.size() - 1; i >= 0; i--) { 9643 ProviderInfo destPi = dest.get(i).providerInfo; 9644 if (destPi.name == filterPi.name 9645 && destPi.packageName == filterPi.packageName) { 9646 return false; 9647 } 9648 } 9649 return true; 9650 } 9651 9652 @Override 9653 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9654 return new PackageParser.ProviderIntentInfo[size]; 9655 } 9656 9657 @Override 9658 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9659 if (!sUserManager.exists(userId)) 9660 return true; 9661 PackageParser.Package p = filter.provider.owner; 9662 if (p != null) { 9663 PackageSetting ps = (PackageSetting) p.mExtras; 9664 if (ps != null) { 9665 // System apps are never considered stopped for purposes of 9666 // filtering, because there may be no way for the user to 9667 // actually re-launch them. 9668 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9669 && ps.getStopped(userId); 9670 } 9671 } 9672 return false; 9673 } 9674 9675 @Override 9676 protected boolean isPackageForFilter(String packageName, 9677 PackageParser.ProviderIntentInfo info) { 9678 return packageName.equals(info.provider.owner.packageName); 9679 } 9680 9681 @Override 9682 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9683 int match, int userId) { 9684 if (!sUserManager.exists(userId)) 9685 return null; 9686 final PackageParser.ProviderIntentInfo info = filter; 9687 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9688 return null; 9689 } 9690 final PackageParser.Provider provider = info.provider; 9691 if (mSafeMode && (provider.info.applicationInfo.flags 9692 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9693 return null; 9694 } 9695 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9696 if (ps == null) { 9697 return null; 9698 } 9699 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9700 ps.readUserState(userId), userId); 9701 if (pi == null) { 9702 return null; 9703 } 9704 final ResolveInfo res = new ResolveInfo(); 9705 res.providerInfo = pi; 9706 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9707 res.filter = filter; 9708 } 9709 res.priority = info.getPriority(); 9710 res.preferredOrder = provider.owner.mPreferredOrder; 9711 res.match = match; 9712 res.isDefault = info.hasDefault; 9713 res.labelRes = info.labelRes; 9714 res.nonLocalizedLabel = info.nonLocalizedLabel; 9715 res.icon = info.icon; 9716 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9717 return res; 9718 } 9719 9720 @Override 9721 protected void sortResults(List<ResolveInfo> results) { 9722 Collections.sort(results, mResolvePrioritySorter); 9723 } 9724 9725 @Override 9726 protected void dumpFilter(PrintWriter out, String prefix, 9727 PackageParser.ProviderIntentInfo filter) { 9728 out.print(prefix); 9729 out.print( 9730 Integer.toHexString(System.identityHashCode(filter.provider))); 9731 out.print(' '); 9732 filter.provider.printComponentShortName(out); 9733 out.print(" filter "); 9734 out.println(Integer.toHexString(System.identityHashCode(filter))); 9735 } 9736 9737 @Override 9738 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9739 return filter.provider; 9740 } 9741 9742 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9743 PackageParser.Provider provider = (PackageParser.Provider)label; 9744 out.print(prefix); out.print( 9745 Integer.toHexString(System.identityHashCode(provider))); 9746 out.print(' '); 9747 provider.printComponentShortName(out); 9748 if (count > 1) { 9749 out.print(" ("); out.print(count); out.print(" filters)"); 9750 } 9751 out.println(); 9752 } 9753 9754 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9755 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9756 private int mFlags; 9757 } 9758 9759 private static final class EphemeralIntentResolver 9760 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9761 @Override 9762 protected EphemeralResolveIntentInfo[] newArray(int size) { 9763 return new EphemeralResolveIntentInfo[size]; 9764 } 9765 9766 @Override 9767 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9768 return true; 9769 } 9770 9771 @Override 9772 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9773 int userId) { 9774 if (!sUserManager.exists(userId)) { 9775 return null; 9776 } 9777 return info.getEphemeralResolveInfo(); 9778 } 9779 } 9780 9781 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9782 new Comparator<ResolveInfo>() { 9783 public int compare(ResolveInfo r1, ResolveInfo r2) { 9784 int v1 = r1.priority; 9785 int v2 = r2.priority; 9786 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9787 if (v1 != v2) { 9788 return (v1 > v2) ? -1 : 1; 9789 } 9790 v1 = r1.preferredOrder; 9791 v2 = r2.preferredOrder; 9792 if (v1 != v2) { 9793 return (v1 > v2) ? -1 : 1; 9794 } 9795 if (r1.isDefault != r2.isDefault) { 9796 return r1.isDefault ? -1 : 1; 9797 } 9798 v1 = r1.match; 9799 v2 = r2.match; 9800 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9801 if (v1 != v2) { 9802 return (v1 > v2) ? -1 : 1; 9803 } 9804 if (r1.system != r2.system) { 9805 return r1.system ? -1 : 1; 9806 } 9807 if (r1.activityInfo != null) { 9808 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9809 } 9810 if (r1.serviceInfo != null) { 9811 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9812 } 9813 if (r1.providerInfo != null) { 9814 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9815 } 9816 return 0; 9817 } 9818 }; 9819 9820 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9821 new Comparator<ProviderInfo>() { 9822 public int compare(ProviderInfo p1, ProviderInfo p2) { 9823 final int v1 = p1.initOrder; 9824 final int v2 = p2.initOrder; 9825 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9826 } 9827 }; 9828 9829 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9830 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9831 final int[] userIds) { 9832 mHandler.post(new Runnable() { 9833 @Override 9834 public void run() { 9835 try { 9836 final IActivityManager am = ActivityManagerNative.getDefault(); 9837 if (am == null) return; 9838 final int[] resolvedUserIds; 9839 if (userIds == null) { 9840 resolvedUserIds = am.getRunningUserIds(); 9841 } else { 9842 resolvedUserIds = userIds; 9843 } 9844 for (int id : resolvedUserIds) { 9845 final Intent intent = new Intent(action, 9846 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9847 if (extras != null) { 9848 intent.putExtras(extras); 9849 } 9850 if (targetPkg != null) { 9851 intent.setPackage(targetPkg); 9852 } 9853 // Modify the UID when posting to other users 9854 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9855 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9856 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9857 intent.putExtra(Intent.EXTRA_UID, uid); 9858 } 9859 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9860 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9861 if (DEBUG_BROADCASTS) { 9862 RuntimeException here = new RuntimeException("here"); 9863 here.fillInStackTrace(); 9864 Slog.d(TAG, "Sending to user " + id + ": " 9865 + intent.toShortString(false, true, false, false) 9866 + " " + intent.getExtras(), here); 9867 } 9868 am.broadcastIntent(null, intent, null, finishedReceiver, 9869 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9870 null, finishedReceiver != null, false, id); 9871 } 9872 } catch (RemoteException ex) { 9873 } 9874 } 9875 }); 9876 } 9877 9878 /** 9879 * Check if the external storage media is available. This is true if there 9880 * is a mounted external storage medium or if the external storage is 9881 * emulated. 9882 */ 9883 private boolean isExternalMediaAvailable() { 9884 return mMediaMounted || Environment.isExternalStorageEmulated(); 9885 } 9886 9887 @Override 9888 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9889 // writer 9890 synchronized (mPackages) { 9891 if (!isExternalMediaAvailable()) { 9892 // If the external storage is no longer mounted at this point, 9893 // the caller may not have been able to delete all of this 9894 // packages files and can not delete any more. Bail. 9895 return null; 9896 } 9897 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9898 if (lastPackage != null) { 9899 pkgs.remove(lastPackage); 9900 } 9901 if (pkgs.size() > 0) { 9902 return pkgs.get(0); 9903 } 9904 } 9905 return null; 9906 } 9907 9908 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9909 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9910 userId, andCode ? 1 : 0, packageName); 9911 if (mSystemReady) { 9912 msg.sendToTarget(); 9913 } else { 9914 if (mPostSystemReadyMessages == null) { 9915 mPostSystemReadyMessages = new ArrayList<>(); 9916 } 9917 mPostSystemReadyMessages.add(msg); 9918 } 9919 } 9920 9921 void startCleaningPackages() { 9922 // reader 9923 synchronized (mPackages) { 9924 if (!isExternalMediaAvailable()) { 9925 return; 9926 } 9927 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9928 return; 9929 } 9930 } 9931 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9932 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9933 IActivityManager am = ActivityManagerNative.getDefault(); 9934 if (am != null) { 9935 try { 9936 am.startService(null, intent, null, mContext.getOpPackageName(), 9937 UserHandle.USER_SYSTEM); 9938 } catch (RemoteException e) { 9939 } 9940 } 9941 } 9942 9943 @Override 9944 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9945 int installFlags, String installerPackageName, VerificationParams verificationParams, 9946 String packageAbiOverride) { 9947 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9948 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9949 } 9950 9951 @Override 9952 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9953 int installFlags, String installerPackageName, VerificationParams verificationParams, 9954 String packageAbiOverride, int userId) { 9955 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9956 9957 final int callingUid = Binder.getCallingUid(); 9958 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9959 9960 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9961 try { 9962 if (observer != null) { 9963 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9964 } 9965 } catch (RemoteException re) { 9966 } 9967 return; 9968 } 9969 9970 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9971 installFlags |= PackageManager.INSTALL_FROM_ADB; 9972 9973 } else { 9974 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9975 // about installerPackageName. 9976 9977 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9978 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9979 } 9980 9981 UserHandle user; 9982 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9983 user = UserHandle.ALL; 9984 } else { 9985 user = new UserHandle(userId); 9986 } 9987 9988 // Only system components can circumvent runtime permissions when installing. 9989 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9990 && mContext.checkCallingOrSelfPermission(Manifest.permission 9991 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9992 throw new SecurityException("You need the " 9993 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9994 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9995 } 9996 9997 verificationParams.setInstallerUid(callingUid); 9998 9999 final File originFile = new File(originPath); 10000 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10001 10002 final Message msg = mHandler.obtainMessage(INIT_COPY); 10003 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10004 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10005 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10006 msg.obj = params; 10007 10008 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10009 System.identityHashCode(msg.obj)); 10010 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10011 System.identityHashCode(msg.obj)); 10012 10013 mHandler.sendMessage(msg); 10014 } 10015 10016 void installStage(String packageName, File stagedDir, String stagedCid, 10017 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10018 String installerPackageName, int installerUid, UserHandle user) { 10019 if (DEBUG_EPHEMERAL) { 10020 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10021 Slog.d(TAG, "Ephemeral install of " + packageName); 10022 } 10023 } 10024 final VerificationParams verifParams = new VerificationParams( 10025 null, sessionParams.originatingUri, sessionParams.referrerUri, 10026 sessionParams.originatingUid); 10027 verifParams.setInstallerUid(installerUid); 10028 10029 final OriginInfo origin; 10030 if (stagedDir != null) { 10031 origin = OriginInfo.fromStagedFile(stagedDir); 10032 } else { 10033 origin = OriginInfo.fromStagedContainer(stagedCid); 10034 } 10035 10036 final Message msg = mHandler.obtainMessage(INIT_COPY); 10037 final InstallParams params = new InstallParams(origin, null, observer, 10038 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10039 verifParams, user, sessionParams.abiOverride, 10040 sessionParams.grantedRuntimePermissions); 10041 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10042 msg.obj = params; 10043 10044 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10045 System.identityHashCode(msg.obj)); 10046 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10047 System.identityHashCode(msg.obj)); 10048 10049 mHandler.sendMessage(msg); 10050 } 10051 10052 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10053 Bundle extras = new Bundle(1); 10054 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10055 10056 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10057 packageName, extras, 0, null, null, new int[] {userId}); 10058 try { 10059 IActivityManager am = ActivityManagerNative.getDefault(); 10060 final boolean isSystem = 10061 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10062 if (isSystem && am.isUserRunning(userId, 0)) { 10063 // The just-installed/enabled app is bundled on the system, so presumed 10064 // to be able to run automatically without needing an explicit launch. 10065 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10066 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10067 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10068 .setPackage(packageName); 10069 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10070 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10071 } 10072 } catch (RemoteException e) { 10073 // shouldn't happen 10074 Slog.w(TAG, "Unable to bootstrap installed package", e); 10075 } 10076 } 10077 10078 @Override 10079 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10080 int userId) { 10081 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10082 PackageSetting pkgSetting; 10083 final int uid = Binder.getCallingUid(); 10084 enforceCrossUserPermission(uid, userId, true, true, 10085 "setApplicationHiddenSetting for user " + userId); 10086 10087 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10088 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10089 return false; 10090 } 10091 10092 long callingId = Binder.clearCallingIdentity(); 10093 try { 10094 boolean sendAdded = false; 10095 boolean sendRemoved = false; 10096 // writer 10097 synchronized (mPackages) { 10098 pkgSetting = mSettings.mPackages.get(packageName); 10099 if (pkgSetting == null) { 10100 return false; 10101 } 10102 if (pkgSetting.getHidden(userId) != hidden) { 10103 pkgSetting.setHidden(hidden, userId); 10104 mSettings.writePackageRestrictionsLPr(userId); 10105 if (hidden) { 10106 sendRemoved = true; 10107 } else { 10108 sendAdded = true; 10109 } 10110 } 10111 } 10112 if (sendAdded) { 10113 sendPackageAddedForUser(packageName, pkgSetting, userId); 10114 return true; 10115 } 10116 if (sendRemoved) { 10117 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10118 "hiding pkg"); 10119 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10120 return true; 10121 } 10122 } finally { 10123 Binder.restoreCallingIdentity(callingId); 10124 } 10125 return false; 10126 } 10127 10128 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10129 int userId) { 10130 final PackageRemovedInfo info = new PackageRemovedInfo(); 10131 info.removedPackage = packageName; 10132 info.removedUsers = new int[] {userId}; 10133 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10134 info.sendBroadcast(false, false, false); 10135 } 10136 10137 /** 10138 * Returns true if application is not found or there was an error. Otherwise it returns 10139 * the hidden state of the package for the given user. 10140 */ 10141 @Override 10142 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10143 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10144 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10145 false, "getApplicationHidden for user " + userId); 10146 PackageSetting pkgSetting; 10147 long callingId = Binder.clearCallingIdentity(); 10148 try { 10149 // writer 10150 synchronized (mPackages) { 10151 pkgSetting = mSettings.mPackages.get(packageName); 10152 if (pkgSetting == null) { 10153 return true; 10154 } 10155 return pkgSetting.getHidden(userId); 10156 } 10157 } finally { 10158 Binder.restoreCallingIdentity(callingId); 10159 } 10160 } 10161 10162 /** 10163 * @hide 10164 */ 10165 @Override 10166 public int installExistingPackageAsUser(String packageName, int userId) { 10167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10168 null); 10169 PackageSetting pkgSetting; 10170 final int uid = Binder.getCallingUid(); 10171 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10172 + userId); 10173 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10174 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10175 } 10176 10177 long callingId = Binder.clearCallingIdentity(); 10178 try { 10179 boolean sendAdded = false; 10180 10181 // writer 10182 synchronized (mPackages) { 10183 pkgSetting = mSettings.mPackages.get(packageName); 10184 if (pkgSetting == null) { 10185 return PackageManager.INSTALL_FAILED_INVALID_URI; 10186 } 10187 if (!pkgSetting.getInstalled(userId)) { 10188 pkgSetting.setInstalled(true, userId); 10189 pkgSetting.setHidden(false, userId); 10190 mSettings.writePackageRestrictionsLPr(userId); 10191 sendAdded = true; 10192 } 10193 } 10194 10195 if (sendAdded) { 10196 sendPackageAddedForUser(packageName, pkgSetting, userId); 10197 } 10198 } finally { 10199 Binder.restoreCallingIdentity(callingId); 10200 } 10201 10202 return PackageManager.INSTALL_SUCCEEDED; 10203 } 10204 10205 boolean isUserRestricted(int userId, String restrictionKey) { 10206 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10207 if (restrictions.getBoolean(restrictionKey, false)) { 10208 Log.w(TAG, "User is restricted: " + restrictionKey); 10209 return true; 10210 } 10211 return false; 10212 } 10213 10214 @Override 10215 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10216 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10217 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10218 "setPackageSuspended for user " + userId); 10219 10220 long callingId = Binder.clearCallingIdentity(); 10221 try { 10222 synchronized (mPackages) { 10223 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10224 if (pkgSetting != null) { 10225 if (pkgSetting.getSuspended(userId) != suspended) { 10226 pkgSetting.setSuspended(suspended, userId); 10227 mSettings.writePackageRestrictionsLPr(userId); 10228 } 10229 10230 // TODO: 10231 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10232 // * remove app from recents (kill app it if it is running) 10233 // * erase existing notifications for this app 10234 return true; 10235 } 10236 10237 return false; 10238 } 10239 } finally { 10240 Binder.restoreCallingIdentity(callingId); 10241 } 10242 } 10243 10244 @Override 10245 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10246 mContext.enforceCallingOrSelfPermission( 10247 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10248 "Only package verification agents can verify applications"); 10249 10250 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10251 final PackageVerificationResponse response = new PackageVerificationResponse( 10252 verificationCode, Binder.getCallingUid()); 10253 msg.arg1 = id; 10254 msg.obj = response; 10255 mHandler.sendMessage(msg); 10256 } 10257 10258 @Override 10259 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10260 long millisecondsToDelay) { 10261 mContext.enforceCallingOrSelfPermission( 10262 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10263 "Only package verification agents can extend verification timeouts"); 10264 10265 final PackageVerificationState state = mPendingVerification.get(id); 10266 final PackageVerificationResponse response = new PackageVerificationResponse( 10267 verificationCodeAtTimeout, Binder.getCallingUid()); 10268 10269 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10270 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10271 } 10272 if (millisecondsToDelay < 0) { 10273 millisecondsToDelay = 0; 10274 } 10275 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10276 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10277 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10278 } 10279 10280 if ((state != null) && !state.timeoutExtended()) { 10281 state.extendTimeout(); 10282 10283 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10284 msg.arg1 = id; 10285 msg.obj = response; 10286 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10287 } 10288 } 10289 10290 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10291 int verificationCode, UserHandle user) { 10292 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10293 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10294 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10295 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10296 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10297 10298 mContext.sendBroadcastAsUser(intent, user, 10299 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10300 } 10301 10302 private ComponentName matchComponentForVerifier(String packageName, 10303 List<ResolveInfo> receivers) { 10304 ActivityInfo targetReceiver = null; 10305 10306 final int NR = receivers.size(); 10307 for (int i = 0; i < NR; i++) { 10308 final ResolveInfo info = receivers.get(i); 10309 if (info.activityInfo == null) { 10310 continue; 10311 } 10312 10313 if (packageName.equals(info.activityInfo.packageName)) { 10314 targetReceiver = info.activityInfo; 10315 break; 10316 } 10317 } 10318 10319 if (targetReceiver == null) { 10320 return null; 10321 } 10322 10323 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10324 } 10325 10326 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10327 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10328 if (pkgInfo.verifiers.length == 0) { 10329 return null; 10330 } 10331 10332 final int N = pkgInfo.verifiers.length; 10333 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10334 for (int i = 0; i < N; i++) { 10335 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10336 10337 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10338 receivers); 10339 if (comp == null) { 10340 continue; 10341 } 10342 10343 final int verifierUid = getUidForVerifier(verifierInfo); 10344 if (verifierUid == -1) { 10345 continue; 10346 } 10347 10348 if (DEBUG_VERIFY) { 10349 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10350 + " with the correct signature"); 10351 } 10352 sufficientVerifiers.add(comp); 10353 verificationState.addSufficientVerifier(verifierUid); 10354 } 10355 10356 return sufficientVerifiers; 10357 } 10358 10359 private int getUidForVerifier(VerifierInfo verifierInfo) { 10360 synchronized (mPackages) { 10361 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10362 if (pkg == null) { 10363 return -1; 10364 } else if (pkg.mSignatures.length != 1) { 10365 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10366 + " has more than one signature; ignoring"); 10367 return -1; 10368 } 10369 10370 /* 10371 * If the public key of the package's signature does not match 10372 * our expected public key, then this is a different package and 10373 * we should skip. 10374 */ 10375 10376 final byte[] expectedPublicKey; 10377 try { 10378 final Signature verifierSig = pkg.mSignatures[0]; 10379 final PublicKey publicKey = verifierSig.getPublicKey(); 10380 expectedPublicKey = publicKey.getEncoded(); 10381 } catch (CertificateException e) { 10382 return -1; 10383 } 10384 10385 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10386 10387 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10388 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10389 + " does not have the expected public key; ignoring"); 10390 return -1; 10391 } 10392 10393 return pkg.applicationInfo.uid; 10394 } 10395 } 10396 10397 @Override 10398 public void finishPackageInstall(int token) { 10399 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10400 10401 if (DEBUG_INSTALL) { 10402 Slog.v(TAG, "BM finishing package install for " + token); 10403 } 10404 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10405 10406 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10407 mHandler.sendMessage(msg); 10408 } 10409 10410 /** 10411 * Get the verification agent timeout. 10412 * 10413 * @return verification timeout in milliseconds 10414 */ 10415 private long getVerificationTimeout() { 10416 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10417 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10418 DEFAULT_VERIFICATION_TIMEOUT); 10419 } 10420 10421 /** 10422 * Get the default verification agent response code. 10423 * 10424 * @return default verification response code 10425 */ 10426 private int getDefaultVerificationResponse() { 10427 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10428 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10429 DEFAULT_VERIFICATION_RESPONSE); 10430 } 10431 10432 /** 10433 * Check whether or not package verification has been enabled. 10434 * 10435 * @return true if verification should be performed 10436 */ 10437 private boolean isVerificationEnabled(int userId, int installFlags) { 10438 if (!DEFAULT_VERIFY_ENABLE) { 10439 return false; 10440 } 10441 // Ephemeral apps don't get the full verification treatment 10442 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10443 if (DEBUG_EPHEMERAL) { 10444 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10445 } 10446 return false; 10447 } 10448 10449 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10450 10451 // Check if installing from ADB 10452 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10453 // Do not run verification in a test harness environment 10454 if (ActivityManager.isRunningInTestHarness()) { 10455 return false; 10456 } 10457 if (ensureVerifyAppsEnabled) { 10458 return true; 10459 } 10460 // Check if the developer does not want package verification for ADB installs 10461 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10462 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10463 return false; 10464 } 10465 } 10466 10467 if (ensureVerifyAppsEnabled) { 10468 return true; 10469 } 10470 10471 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10472 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10473 } 10474 10475 @Override 10476 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10477 throws RemoteException { 10478 mContext.enforceCallingOrSelfPermission( 10479 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10480 "Only intentfilter verification agents can verify applications"); 10481 10482 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10483 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10484 Binder.getCallingUid(), verificationCode, failedDomains); 10485 msg.arg1 = id; 10486 msg.obj = response; 10487 mHandler.sendMessage(msg); 10488 } 10489 10490 @Override 10491 public int getIntentVerificationStatus(String packageName, int userId) { 10492 synchronized (mPackages) { 10493 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10494 } 10495 } 10496 10497 @Override 10498 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10499 mContext.enforceCallingOrSelfPermission( 10500 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10501 10502 boolean result = false; 10503 synchronized (mPackages) { 10504 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10505 } 10506 if (result) { 10507 scheduleWritePackageRestrictionsLocked(userId); 10508 } 10509 return result; 10510 } 10511 10512 @Override 10513 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10514 synchronized (mPackages) { 10515 return mSettings.getIntentFilterVerificationsLPr(packageName); 10516 } 10517 } 10518 10519 @Override 10520 public List<IntentFilter> getAllIntentFilters(String packageName) { 10521 if (TextUtils.isEmpty(packageName)) { 10522 return Collections.<IntentFilter>emptyList(); 10523 } 10524 synchronized (mPackages) { 10525 PackageParser.Package pkg = mPackages.get(packageName); 10526 if (pkg == null || pkg.activities == null) { 10527 return Collections.<IntentFilter>emptyList(); 10528 } 10529 final int count = pkg.activities.size(); 10530 ArrayList<IntentFilter> result = new ArrayList<>(); 10531 for (int n=0; n<count; n++) { 10532 PackageParser.Activity activity = pkg.activities.get(n); 10533 if (activity.intents != null && activity.intents.size() > 0) { 10534 result.addAll(activity.intents); 10535 } 10536 } 10537 return result; 10538 } 10539 } 10540 10541 @Override 10542 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10543 mContext.enforceCallingOrSelfPermission( 10544 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10545 10546 synchronized (mPackages) { 10547 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10548 if (packageName != null) { 10549 result |= updateIntentVerificationStatus(packageName, 10550 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10551 userId); 10552 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10553 packageName, userId); 10554 } 10555 return result; 10556 } 10557 } 10558 10559 @Override 10560 public String getDefaultBrowserPackageName(int userId) { 10561 synchronized (mPackages) { 10562 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10563 } 10564 } 10565 10566 /** 10567 * Get the "allow unknown sources" setting. 10568 * 10569 * @return the current "allow unknown sources" setting 10570 */ 10571 private int getUnknownSourcesSettings() { 10572 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10573 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10574 -1); 10575 } 10576 10577 @Override 10578 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10579 final int uid = Binder.getCallingUid(); 10580 // writer 10581 synchronized (mPackages) { 10582 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10583 if (targetPackageSetting == null) { 10584 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10585 } 10586 10587 PackageSetting installerPackageSetting; 10588 if (installerPackageName != null) { 10589 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10590 if (installerPackageSetting == null) { 10591 throw new IllegalArgumentException("Unknown installer package: " 10592 + installerPackageName); 10593 } 10594 } else { 10595 installerPackageSetting = null; 10596 } 10597 10598 Signature[] callerSignature; 10599 Object obj = mSettings.getUserIdLPr(uid); 10600 if (obj != null) { 10601 if (obj instanceof SharedUserSetting) { 10602 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10603 } else if (obj instanceof PackageSetting) { 10604 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10605 } else { 10606 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10607 } 10608 } else { 10609 throw new SecurityException("Unknown calling UID: " + uid); 10610 } 10611 10612 // Verify: can't set installerPackageName to a package that is 10613 // not signed with the same cert as the caller. 10614 if (installerPackageSetting != null) { 10615 if (compareSignatures(callerSignature, 10616 installerPackageSetting.signatures.mSignatures) 10617 != PackageManager.SIGNATURE_MATCH) { 10618 throw new SecurityException( 10619 "Caller does not have same cert as new installer package " 10620 + installerPackageName); 10621 } 10622 } 10623 10624 // Verify: if target already has an installer package, it must 10625 // be signed with the same cert as the caller. 10626 if (targetPackageSetting.installerPackageName != null) { 10627 PackageSetting setting = mSettings.mPackages.get( 10628 targetPackageSetting.installerPackageName); 10629 // If the currently set package isn't valid, then it's always 10630 // okay to change it. 10631 if (setting != null) { 10632 if (compareSignatures(callerSignature, 10633 setting.signatures.mSignatures) 10634 != PackageManager.SIGNATURE_MATCH) { 10635 throw new SecurityException( 10636 "Caller does not have same cert as old installer package " 10637 + targetPackageSetting.installerPackageName); 10638 } 10639 } 10640 } 10641 10642 // Okay! 10643 targetPackageSetting.installerPackageName = installerPackageName; 10644 scheduleWriteSettingsLocked(); 10645 } 10646 } 10647 10648 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10649 // Queue up an async operation since the package installation may take a little while. 10650 mHandler.post(new Runnable() { 10651 public void run() { 10652 mHandler.removeCallbacks(this); 10653 // Result object to be returned 10654 PackageInstalledInfo res = new PackageInstalledInfo(); 10655 res.returnCode = currentStatus; 10656 res.uid = -1; 10657 res.pkg = null; 10658 res.removedInfo = new PackageRemovedInfo(); 10659 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10660 args.doPreInstall(res.returnCode); 10661 synchronized (mInstallLock) { 10662 installPackageTracedLI(args, res); 10663 } 10664 args.doPostInstall(res.returnCode, res.uid); 10665 } 10666 10667 // A restore should be performed at this point if (a) the install 10668 // succeeded, (b) the operation is not an update, and (c) the new 10669 // package has not opted out of backup participation. 10670 final boolean update = res.removedInfo.removedPackage != null; 10671 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10672 boolean doRestore = !update 10673 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10674 10675 // Set up the post-install work request bookkeeping. This will be used 10676 // and cleaned up by the post-install event handling regardless of whether 10677 // there's a restore pass performed. Token values are >= 1. 10678 int token; 10679 if (mNextInstallToken < 0) mNextInstallToken = 1; 10680 token = mNextInstallToken++; 10681 10682 PostInstallData data = new PostInstallData(args, res); 10683 mRunningInstalls.put(token, data); 10684 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10685 10686 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10687 // Pass responsibility to the Backup Manager. It will perform a 10688 // restore if appropriate, then pass responsibility back to the 10689 // Package Manager to run the post-install observer callbacks 10690 // and broadcasts. 10691 IBackupManager bm = IBackupManager.Stub.asInterface( 10692 ServiceManager.getService(Context.BACKUP_SERVICE)); 10693 if (bm != null) { 10694 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10695 + " to BM for possible restore"); 10696 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10697 try { 10698 // TODO: http://b/22388012 10699 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10700 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10701 } else { 10702 doRestore = false; 10703 } 10704 } catch (RemoteException e) { 10705 // can't happen; the backup manager is local 10706 } catch (Exception e) { 10707 Slog.e(TAG, "Exception trying to enqueue restore", e); 10708 doRestore = false; 10709 } 10710 } else { 10711 Slog.e(TAG, "Backup Manager not found!"); 10712 doRestore = false; 10713 } 10714 } 10715 10716 if (!doRestore) { 10717 // No restore possible, or the Backup Manager was mysteriously not 10718 // available -- just fire the post-install work request directly. 10719 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10720 10721 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10722 10723 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10724 mHandler.sendMessage(msg); 10725 } 10726 } 10727 }); 10728 } 10729 10730 private abstract class HandlerParams { 10731 private static final int MAX_RETRIES = 4; 10732 10733 /** 10734 * Number of times startCopy() has been attempted and had a non-fatal 10735 * error. 10736 */ 10737 private int mRetries = 0; 10738 10739 /** User handle for the user requesting the information or installation. */ 10740 private final UserHandle mUser; 10741 String traceMethod; 10742 int traceCookie; 10743 10744 HandlerParams(UserHandle user) { 10745 mUser = user; 10746 } 10747 10748 UserHandle getUser() { 10749 return mUser; 10750 } 10751 10752 HandlerParams setTraceMethod(String traceMethod) { 10753 this.traceMethod = traceMethod; 10754 return this; 10755 } 10756 10757 HandlerParams setTraceCookie(int traceCookie) { 10758 this.traceCookie = traceCookie; 10759 return this; 10760 } 10761 10762 final boolean startCopy() { 10763 boolean res; 10764 try { 10765 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10766 10767 if (++mRetries > MAX_RETRIES) { 10768 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10769 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10770 handleServiceError(); 10771 return false; 10772 } else { 10773 handleStartCopy(); 10774 res = true; 10775 } 10776 } catch (RemoteException e) { 10777 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10778 mHandler.sendEmptyMessage(MCS_RECONNECT); 10779 res = false; 10780 } 10781 handleReturnCode(); 10782 return res; 10783 } 10784 10785 final void serviceError() { 10786 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10787 handleServiceError(); 10788 handleReturnCode(); 10789 } 10790 10791 abstract void handleStartCopy() throws RemoteException; 10792 abstract void handleServiceError(); 10793 abstract void handleReturnCode(); 10794 } 10795 10796 class MeasureParams extends HandlerParams { 10797 private final PackageStats mStats; 10798 private boolean mSuccess; 10799 10800 private final IPackageStatsObserver mObserver; 10801 10802 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10803 super(new UserHandle(stats.userHandle)); 10804 mObserver = observer; 10805 mStats = stats; 10806 } 10807 10808 @Override 10809 public String toString() { 10810 return "MeasureParams{" 10811 + Integer.toHexString(System.identityHashCode(this)) 10812 + " " + mStats.packageName + "}"; 10813 } 10814 10815 @Override 10816 void handleStartCopy() throws RemoteException { 10817 synchronized (mInstallLock) { 10818 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10819 } 10820 10821 if (mSuccess) { 10822 final boolean mounted; 10823 if (Environment.isExternalStorageEmulated()) { 10824 mounted = true; 10825 } else { 10826 final String status = Environment.getExternalStorageState(); 10827 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10828 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10829 } 10830 10831 if (mounted) { 10832 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10833 10834 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10835 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10836 10837 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10838 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10839 10840 // Always subtract cache size, since it's a subdirectory 10841 mStats.externalDataSize -= mStats.externalCacheSize; 10842 10843 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10844 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10845 10846 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10847 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10848 } 10849 } 10850 } 10851 10852 @Override 10853 void handleReturnCode() { 10854 if (mObserver != null) { 10855 try { 10856 mObserver.onGetStatsCompleted(mStats, mSuccess); 10857 } catch (RemoteException e) { 10858 Slog.i(TAG, "Observer no longer exists."); 10859 } 10860 } 10861 } 10862 10863 @Override 10864 void handleServiceError() { 10865 Slog.e(TAG, "Could not measure application " + mStats.packageName 10866 + " external storage"); 10867 } 10868 } 10869 10870 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10871 throws RemoteException { 10872 long result = 0; 10873 for (File path : paths) { 10874 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10875 } 10876 return result; 10877 } 10878 10879 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10880 for (File path : paths) { 10881 try { 10882 mcs.clearDirectory(path.getAbsolutePath()); 10883 } catch (RemoteException e) { 10884 } 10885 } 10886 } 10887 10888 static class OriginInfo { 10889 /** 10890 * Location where install is coming from, before it has been 10891 * copied/renamed into place. This could be a single monolithic APK 10892 * file, or a cluster directory. This location may be untrusted. 10893 */ 10894 final File file; 10895 final String cid; 10896 10897 /** 10898 * Flag indicating that {@link #file} or {@link #cid} has already been 10899 * staged, meaning downstream users don't need to defensively copy the 10900 * contents. 10901 */ 10902 final boolean staged; 10903 10904 /** 10905 * Flag indicating that {@link #file} or {@link #cid} is an already 10906 * installed app that is being moved. 10907 */ 10908 final boolean existing; 10909 10910 final String resolvedPath; 10911 final File resolvedFile; 10912 10913 static OriginInfo fromNothing() { 10914 return new OriginInfo(null, null, false, false); 10915 } 10916 10917 static OriginInfo fromUntrustedFile(File file) { 10918 return new OriginInfo(file, null, false, false); 10919 } 10920 10921 static OriginInfo fromExistingFile(File file) { 10922 return new OriginInfo(file, null, false, true); 10923 } 10924 10925 static OriginInfo fromStagedFile(File file) { 10926 return new OriginInfo(file, null, true, false); 10927 } 10928 10929 static OriginInfo fromStagedContainer(String cid) { 10930 return new OriginInfo(null, cid, true, false); 10931 } 10932 10933 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10934 this.file = file; 10935 this.cid = cid; 10936 this.staged = staged; 10937 this.existing = existing; 10938 10939 if (cid != null) { 10940 resolvedPath = PackageHelper.getSdDir(cid); 10941 resolvedFile = new File(resolvedPath); 10942 } else if (file != null) { 10943 resolvedPath = file.getAbsolutePath(); 10944 resolvedFile = file; 10945 } else { 10946 resolvedPath = null; 10947 resolvedFile = null; 10948 } 10949 } 10950 } 10951 10952 static class MoveInfo { 10953 final int moveId; 10954 final String fromUuid; 10955 final String toUuid; 10956 final String packageName; 10957 final String dataAppName; 10958 final int appId; 10959 final String seinfo; 10960 10961 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10962 String dataAppName, int appId, String seinfo) { 10963 this.moveId = moveId; 10964 this.fromUuid = fromUuid; 10965 this.toUuid = toUuid; 10966 this.packageName = packageName; 10967 this.dataAppName = dataAppName; 10968 this.appId = appId; 10969 this.seinfo = seinfo; 10970 } 10971 } 10972 10973 class InstallParams extends HandlerParams { 10974 final OriginInfo origin; 10975 final MoveInfo move; 10976 final IPackageInstallObserver2 observer; 10977 int installFlags; 10978 final String installerPackageName; 10979 final String volumeUuid; 10980 final VerificationParams verificationParams; 10981 private InstallArgs mArgs; 10982 private int mRet; 10983 final String packageAbiOverride; 10984 final String[] grantedRuntimePermissions; 10985 10986 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10987 int installFlags, String installerPackageName, String volumeUuid, 10988 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10989 String[] grantedPermissions) { 10990 super(user); 10991 this.origin = origin; 10992 this.move = move; 10993 this.observer = observer; 10994 this.installFlags = installFlags; 10995 this.installerPackageName = installerPackageName; 10996 this.volumeUuid = volumeUuid; 10997 this.verificationParams = verificationParams; 10998 this.packageAbiOverride = packageAbiOverride; 10999 this.grantedRuntimePermissions = grantedPermissions; 11000 } 11001 11002 @Override 11003 public String toString() { 11004 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11005 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11006 } 11007 11008 private int installLocationPolicy(PackageInfoLite pkgLite) { 11009 String packageName = pkgLite.packageName; 11010 int installLocation = pkgLite.installLocation; 11011 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11012 // reader 11013 synchronized (mPackages) { 11014 PackageParser.Package pkg = mPackages.get(packageName); 11015 if (pkg != null) { 11016 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11017 // Check for downgrading. 11018 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11019 try { 11020 checkDowngrade(pkg, pkgLite); 11021 } catch (PackageManagerException e) { 11022 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11023 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11024 } 11025 } 11026 // Check for updated system application. 11027 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11028 if (onSd) { 11029 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11030 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11031 } 11032 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11033 } else { 11034 if (onSd) { 11035 // Install flag overrides everything. 11036 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11037 } 11038 // If current upgrade specifies particular preference 11039 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11040 // Application explicitly specified internal. 11041 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11042 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11043 // App explictly prefers external. Let policy decide 11044 } else { 11045 // Prefer previous location 11046 if (isExternal(pkg)) { 11047 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11048 } 11049 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11050 } 11051 } 11052 } else { 11053 // Invalid install. Return error code 11054 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11055 } 11056 } 11057 } 11058 // All the special cases have been taken care of. 11059 // Return result based on recommended install location. 11060 if (onSd) { 11061 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11062 } 11063 return pkgLite.recommendedInstallLocation; 11064 } 11065 11066 /* 11067 * Invoke remote method to get package information and install 11068 * location values. Override install location based on default 11069 * policy if needed and then create install arguments based 11070 * on the install location. 11071 */ 11072 public void handleStartCopy() throws RemoteException { 11073 int ret = PackageManager.INSTALL_SUCCEEDED; 11074 11075 // If we're already staged, we've firmly committed to an install location 11076 if (origin.staged) { 11077 if (origin.file != null) { 11078 installFlags |= PackageManager.INSTALL_INTERNAL; 11079 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11080 } else if (origin.cid != null) { 11081 installFlags |= PackageManager.INSTALL_EXTERNAL; 11082 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11083 } else { 11084 throw new IllegalStateException("Invalid stage location"); 11085 } 11086 } 11087 11088 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11089 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11090 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11091 PackageInfoLite pkgLite = null; 11092 11093 if (onInt && onSd) { 11094 // Check if both bits are set. 11095 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11096 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11097 } else if (onSd && ephemeral) { 11098 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11099 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11100 } else { 11101 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11102 packageAbiOverride); 11103 11104 if (DEBUG_EPHEMERAL && ephemeral) { 11105 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11106 } 11107 11108 /* 11109 * If we have too little free space, try to free cache 11110 * before giving up. 11111 */ 11112 if (!origin.staged && pkgLite.recommendedInstallLocation 11113 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11114 // TODO: focus freeing disk space on the target device 11115 final StorageManager storage = StorageManager.from(mContext); 11116 final long lowThreshold = storage.getStorageLowBytes( 11117 Environment.getDataDirectory()); 11118 11119 final long sizeBytes = mContainerService.calculateInstalledSize( 11120 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11121 11122 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11123 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11124 installFlags, packageAbiOverride); 11125 } 11126 11127 /* 11128 * The cache free must have deleted the file we 11129 * downloaded to install. 11130 * 11131 * TODO: fix the "freeCache" call to not delete 11132 * the file we care about. 11133 */ 11134 if (pkgLite.recommendedInstallLocation 11135 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11136 pkgLite.recommendedInstallLocation 11137 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11138 } 11139 } 11140 } 11141 11142 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11143 int loc = pkgLite.recommendedInstallLocation; 11144 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11145 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11146 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11147 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11148 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11149 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11150 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11151 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11152 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11153 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11154 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11155 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11156 } else { 11157 // Override with defaults if needed. 11158 loc = installLocationPolicy(pkgLite); 11159 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11160 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11161 } else if (!onSd && !onInt) { 11162 // Override install location with flags 11163 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11164 // Set the flag to install on external media. 11165 installFlags |= PackageManager.INSTALL_EXTERNAL; 11166 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11167 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11168 if (DEBUG_EPHEMERAL) { 11169 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11170 } 11171 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11172 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11173 |PackageManager.INSTALL_INTERNAL); 11174 } else { 11175 // Make sure the flag for installing on external 11176 // media is unset 11177 installFlags |= PackageManager.INSTALL_INTERNAL; 11178 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11179 } 11180 } 11181 } 11182 } 11183 11184 final InstallArgs args = createInstallArgs(this); 11185 mArgs = args; 11186 11187 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11188 // TODO: http://b/22976637 11189 // Apps installed for "all" users use the device owner to verify the app 11190 UserHandle verifierUser = getUser(); 11191 if (verifierUser == UserHandle.ALL) { 11192 verifierUser = UserHandle.SYSTEM; 11193 } 11194 11195 /* 11196 * Determine if we have any installed package verifiers. If we 11197 * do, then we'll defer to them to verify the packages. 11198 */ 11199 final int requiredUid = mRequiredVerifierPackage == null ? -1 11200 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11201 if (!origin.existing && requiredUid != -1 11202 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11203 final Intent verification = new Intent( 11204 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11205 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11206 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11207 PACKAGE_MIME_TYPE); 11208 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11209 11210 // Query all live verifiers based on current user state 11211 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11212 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11213 11214 if (DEBUG_VERIFY) { 11215 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11216 + verification.toString() + " with " + pkgLite.verifiers.length 11217 + " optional verifiers"); 11218 } 11219 11220 final int verificationId = mPendingVerificationToken++; 11221 11222 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11223 11224 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11225 installerPackageName); 11226 11227 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11228 installFlags); 11229 11230 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11231 pkgLite.packageName); 11232 11233 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11234 pkgLite.versionCode); 11235 11236 if (verificationParams != null) { 11237 if (verificationParams.getVerificationURI() != null) { 11238 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11239 verificationParams.getVerificationURI()); 11240 } 11241 if (verificationParams.getOriginatingURI() != null) { 11242 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11243 verificationParams.getOriginatingURI()); 11244 } 11245 if (verificationParams.getReferrer() != null) { 11246 verification.putExtra(Intent.EXTRA_REFERRER, 11247 verificationParams.getReferrer()); 11248 } 11249 if (verificationParams.getOriginatingUid() >= 0) { 11250 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11251 verificationParams.getOriginatingUid()); 11252 } 11253 if (verificationParams.getInstallerUid() >= 0) { 11254 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11255 verificationParams.getInstallerUid()); 11256 } 11257 } 11258 11259 final PackageVerificationState verificationState = new PackageVerificationState( 11260 requiredUid, args); 11261 11262 mPendingVerification.append(verificationId, verificationState); 11263 11264 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11265 receivers, verificationState); 11266 11267 /* 11268 * If any sufficient verifiers were listed in the package 11269 * manifest, attempt to ask them. 11270 */ 11271 if (sufficientVerifiers != null) { 11272 final int N = sufficientVerifiers.size(); 11273 if (N == 0) { 11274 Slog.i(TAG, "Additional verifiers required, but none installed."); 11275 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11276 } else { 11277 for (int i = 0; i < N; i++) { 11278 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11279 11280 final Intent sufficientIntent = new Intent(verification); 11281 sufficientIntent.setComponent(verifierComponent); 11282 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11283 } 11284 } 11285 } 11286 11287 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11288 mRequiredVerifierPackage, receivers); 11289 if (ret == PackageManager.INSTALL_SUCCEEDED 11290 && mRequiredVerifierPackage != null) { 11291 Trace.asyncTraceBegin( 11292 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11293 /* 11294 * Send the intent to the required verification agent, 11295 * but only start the verification timeout after the 11296 * target BroadcastReceivers have run. 11297 */ 11298 verification.setComponent(requiredVerifierComponent); 11299 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11300 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11301 new BroadcastReceiver() { 11302 @Override 11303 public void onReceive(Context context, Intent intent) { 11304 final Message msg = mHandler 11305 .obtainMessage(CHECK_PENDING_VERIFICATION); 11306 msg.arg1 = verificationId; 11307 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11308 } 11309 }, null, 0, null, null); 11310 11311 /* 11312 * We don't want the copy to proceed until verification 11313 * succeeds, so null out this field. 11314 */ 11315 mArgs = null; 11316 } 11317 } else { 11318 /* 11319 * No package verification is enabled, so immediately start 11320 * the remote call to initiate copy using temporary file. 11321 */ 11322 ret = args.copyApk(mContainerService, true); 11323 } 11324 } 11325 11326 mRet = ret; 11327 } 11328 11329 @Override 11330 void handleReturnCode() { 11331 // If mArgs is null, then MCS couldn't be reached. When it 11332 // reconnects, it will try again to install. At that point, this 11333 // will succeed. 11334 if (mArgs != null) { 11335 processPendingInstall(mArgs, mRet); 11336 } 11337 } 11338 11339 @Override 11340 void handleServiceError() { 11341 mArgs = createInstallArgs(this); 11342 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11343 } 11344 11345 public boolean isForwardLocked() { 11346 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11347 } 11348 } 11349 11350 /** 11351 * Used during creation of InstallArgs 11352 * 11353 * @param installFlags package installation flags 11354 * @return true if should be installed on external storage 11355 */ 11356 private static boolean installOnExternalAsec(int installFlags) { 11357 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11358 return false; 11359 } 11360 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11361 return true; 11362 } 11363 return false; 11364 } 11365 11366 /** 11367 * Used during creation of InstallArgs 11368 * 11369 * @param installFlags package installation flags 11370 * @return true if should be installed as forward locked 11371 */ 11372 private static boolean installForwardLocked(int installFlags) { 11373 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11374 } 11375 11376 private InstallArgs createInstallArgs(InstallParams params) { 11377 if (params.move != null) { 11378 return new MoveInstallArgs(params); 11379 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11380 return new AsecInstallArgs(params); 11381 } else { 11382 return new FileInstallArgs(params); 11383 } 11384 } 11385 11386 /** 11387 * Create args that describe an existing installed package. Typically used 11388 * when cleaning up old installs, or used as a move source. 11389 */ 11390 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11391 String resourcePath, String[] instructionSets) { 11392 final boolean isInAsec; 11393 if (installOnExternalAsec(installFlags)) { 11394 /* Apps on SD card are always in ASEC containers. */ 11395 isInAsec = true; 11396 } else if (installForwardLocked(installFlags) 11397 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11398 /* 11399 * Forward-locked apps are only in ASEC containers if they're the 11400 * new style 11401 */ 11402 isInAsec = true; 11403 } else { 11404 isInAsec = false; 11405 } 11406 11407 if (isInAsec) { 11408 return new AsecInstallArgs(codePath, instructionSets, 11409 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11410 } else { 11411 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11412 } 11413 } 11414 11415 static abstract class InstallArgs { 11416 /** @see InstallParams#origin */ 11417 final OriginInfo origin; 11418 /** @see InstallParams#move */ 11419 final MoveInfo move; 11420 11421 final IPackageInstallObserver2 observer; 11422 // Always refers to PackageManager flags only 11423 final int installFlags; 11424 final String installerPackageName; 11425 final String volumeUuid; 11426 final UserHandle user; 11427 final String abiOverride; 11428 final String[] installGrantPermissions; 11429 /** If non-null, drop an async trace when the install completes */ 11430 final String traceMethod; 11431 final int traceCookie; 11432 11433 // The list of instruction sets supported by this app. This is currently 11434 // only used during the rmdex() phase to clean up resources. We can get rid of this 11435 // if we move dex files under the common app path. 11436 /* nullable */ String[] instructionSets; 11437 11438 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11439 int installFlags, String installerPackageName, String volumeUuid, 11440 UserHandle user, String[] instructionSets, 11441 String abiOverride, String[] installGrantPermissions, 11442 String traceMethod, int traceCookie) { 11443 this.origin = origin; 11444 this.move = move; 11445 this.installFlags = installFlags; 11446 this.observer = observer; 11447 this.installerPackageName = installerPackageName; 11448 this.volumeUuid = volumeUuid; 11449 this.user = user; 11450 this.instructionSets = instructionSets; 11451 this.abiOverride = abiOverride; 11452 this.installGrantPermissions = installGrantPermissions; 11453 this.traceMethod = traceMethod; 11454 this.traceCookie = traceCookie; 11455 } 11456 11457 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11458 abstract int doPreInstall(int status); 11459 11460 /** 11461 * Rename package into final resting place. All paths on the given 11462 * scanned package should be updated to reflect the rename. 11463 */ 11464 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11465 abstract int doPostInstall(int status, int uid); 11466 11467 /** @see PackageSettingBase#codePathString */ 11468 abstract String getCodePath(); 11469 /** @see PackageSettingBase#resourcePathString */ 11470 abstract String getResourcePath(); 11471 11472 // Need installer lock especially for dex file removal. 11473 abstract void cleanUpResourcesLI(); 11474 abstract boolean doPostDeleteLI(boolean delete); 11475 11476 /** 11477 * Called before the source arguments are copied. This is used mostly 11478 * for MoveParams when it needs to read the source file to put it in the 11479 * destination. 11480 */ 11481 int doPreCopy() { 11482 return PackageManager.INSTALL_SUCCEEDED; 11483 } 11484 11485 /** 11486 * Called after the source arguments are copied. This is used mostly for 11487 * MoveParams when it needs to read the source file to put it in the 11488 * destination. 11489 * 11490 * @return 11491 */ 11492 int doPostCopy(int uid) { 11493 return PackageManager.INSTALL_SUCCEEDED; 11494 } 11495 11496 protected boolean isFwdLocked() { 11497 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11498 } 11499 11500 protected boolean isExternalAsec() { 11501 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11502 } 11503 11504 protected boolean isEphemeral() { 11505 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11506 } 11507 11508 UserHandle getUser() { 11509 return user; 11510 } 11511 } 11512 11513 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11514 if (!allCodePaths.isEmpty()) { 11515 if (instructionSets == null) { 11516 throw new IllegalStateException("instructionSet == null"); 11517 } 11518 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11519 for (String codePath : allCodePaths) { 11520 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11521 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11522 if (retCode < 0) { 11523 Slog.w(TAG, "Couldn't remove dex file for package at location " + codePath 11524 + ", retcode=" + retCode); 11525 // we don't consider this to be a failure of the core package deletion 11526 } 11527 } 11528 } 11529 } 11530 } 11531 11532 /** 11533 * Logic to handle installation of non-ASEC applications, including copying 11534 * and renaming logic. 11535 */ 11536 class FileInstallArgs extends InstallArgs { 11537 private File codeFile; 11538 private File resourceFile; 11539 11540 // Example topology: 11541 // /data/app/com.example/base.apk 11542 // /data/app/com.example/split_foo.apk 11543 // /data/app/com.example/lib/arm/libfoo.so 11544 // /data/app/com.example/lib/arm64/libfoo.so 11545 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11546 11547 /** New install */ 11548 FileInstallArgs(InstallParams params) { 11549 super(params.origin, params.move, params.observer, params.installFlags, 11550 params.installerPackageName, params.volumeUuid, 11551 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11552 params.grantedRuntimePermissions, 11553 params.traceMethod, params.traceCookie); 11554 if (isFwdLocked()) { 11555 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11556 } 11557 } 11558 11559 /** Existing install */ 11560 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11561 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11562 null, null, null, 0); 11563 this.codeFile = (codePath != null) ? new File(codePath) : null; 11564 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11565 } 11566 11567 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11568 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11569 try { 11570 return doCopyApk(imcs, temp); 11571 } finally { 11572 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11573 } 11574 } 11575 11576 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11577 if (origin.staged) { 11578 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11579 codeFile = origin.file; 11580 resourceFile = origin.file; 11581 return PackageManager.INSTALL_SUCCEEDED; 11582 } 11583 11584 try { 11585 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11586 final File tempDir = 11587 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11588 codeFile = tempDir; 11589 resourceFile = tempDir; 11590 } catch (IOException e) { 11591 Slog.w(TAG, "Failed to create copy file: " + e); 11592 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11593 } 11594 11595 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11596 @Override 11597 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11598 if (!FileUtils.isValidExtFilename(name)) { 11599 throw new IllegalArgumentException("Invalid filename: " + name); 11600 } 11601 try { 11602 final File file = new File(codeFile, name); 11603 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11604 O_RDWR | O_CREAT, 0644); 11605 Os.chmod(file.getAbsolutePath(), 0644); 11606 return new ParcelFileDescriptor(fd); 11607 } catch (ErrnoException e) { 11608 throw new RemoteException("Failed to open: " + e.getMessage()); 11609 } 11610 } 11611 }; 11612 11613 int ret = PackageManager.INSTALL_SUCCEEDED; 11614 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11615 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11616 Slog.e(TAG, "Failed to copy package"); 11617 return ret; 11618 } 11619 11620 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11621 NativeLibraryHelper.Handle handle = null; 11622 try { 11623 handle = NativeLibraryHelper.Handle.create(codeFile); 11624 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11625 abiOverride); 11626 } catch (IOException e) { 11627 Slog.e(TAG, "Copying native libraries failed", e); 11628 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11629 } finally { 11630 IoUtils.closeQuietly(handle); 11631 } 11632 11633 return ret; 11634 } 11635 11636 int doPreInstall(int status) { 11637 if (status != PackageManager.INSTALL_SUCCEEDED) { 11638 cleanUp(); 11639 } 11640 return status; 11641 } 11642 11643 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11644 if (status != PackageManager.INSTALL_SUCCEEDED) { 11645 cleanUp(); 11646 return false; 11647 } 11648 11649 final File targetDir = codeFile.getParentFile(); 11650 final File beforeCodeFile = codeFile; 11651 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11652 11653 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11654 try { 11655 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11656 } catch (ErrnoException e) { 11657 Slog.w(TAG, "Failed to rename", e); 11658 return false; 11659 } 11660 11661 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11662 Slog.w(TAG, "Failed to restorecon"); 11663 return false; 11664 } 11665 11666 // Reflect the rename internally 11667 codeFile = afterCodeFile; 11668 resourceFile = afterCodeFile; 11669 11670 // Reflect the rename in scanned details 11671 pkg.codePath = afterCodeFile.getAbsolutePath(); 11672 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11673 pkg.baseCodePath); 11674 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11675 pkg.splitCodePaths); 11676 11677 // Reflect the rename in app info 11678 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11679 pkg.applicationInfo.setCodePath(pkg.codePath); 11680 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11681 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11682 pkg.applicationInfo.setResourcePath(pkg.codePath); 11683 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11684 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11685 11686 return true; 11687 } 11688 11689 int doPostInstall(int status, int uid) { 11690 if (status != PackageManager.INSTALL_SUCCEEDED) { 11691 cleanUp(); 11692 } 11693 return status; 11694 } 11695 11696 @Override 11697 String getCodePath() { 11698 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11699 } 11700 11701 @Override 11702 String getResourcePath() { 11703 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11704 } 11705 11706 private boolean cleanUp() { 11707 if (codeFile == null || !codeFile.exists()) { 11708 return false; 11709 } 11710 11711 if (codeFile.isDirectory()) { 11712 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11713 } else { 11714 codeFile.delete(); 11715 } 11716 11717 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11718 resourceFile.delete(); 11719 } 11720 11721 return true; 11722 } 11723 11724 void cleanUpResourcesLI() { 11725 // Try enumerating all code paths before deleting 11726 List<String> allCodePaths = Collections.EMPTY_LIST; 11727 if (codeFile != null && codeFile.exists()) { 11728 try { 11729 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11730 allCodePaths = pkg.getAllCodePaths(); 11731 } catch (PackageParserException e) { 11732 // Ignored; we tried our best 11733 } 11734 } 11735 11736 cleanUp(); 11737 removeDexFiles(allCodePaths, instructionSets); 11738 } 11739 11740 boolean doPostDeleteLI(boolean delete) { 11741 // XXX err, shouldn't we respect the delete flag? 11742 cleanUpResourcesLI(); 11743 return true; 11744 } 11745 } 11746 11747 private boolean isAsecExternal(String cid) { 11748 final String asecPath = PackageHelper.getSdFilesystem(cid); 11749 return !asecPath.startsWith(mAsecInternalPath); 11750 } 11751 11752 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11753 PackageManagerException { 11754 if (copyRet < 0) { 11755 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11756 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11757 throw new PackageManagerException(copyRet, message); 11758 } 11759 } 11760 } 11761 11762 /** 11763 * Extract the MountService "container ID" from the full code path of an 11764 * .apk. 11765 */ 11766 static String cidFromCodePath(String fullCodePath) { 11767 int eidx = fullCodePath.lastIndexOf("/"); 11768 String subStr1 = fullCodePath.substring(0, eidx); 11769 int sidx = subStr1.lastIndexOf("/"); 11770 return subStr1.substring(sidx+1, eidx); 11771 } 11772 11773 /** 11774 * Logic to handle installation of ASEC applications, including copying and 11775 * renaming logic. 11776 */ 11777 class AsecInstallArgs extends InstallArgs { 11778 static final String RES_FILE_NAME = "pkg.apk"; 11779 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11780 11781 String cid; 11782 String packagePath; 11783 String resourcePath; 11784 11785 /** New install */ 11786 AsecInstallArgs(InstallParams params) { 11787 super(params.origin, params.move, params.observer, params.installFlags, 11788 params.installerPackageName, params.volumeUuid, 11789 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11790 params.grantedRuntimePermissions, 11791 params.traceMethod, params.traceCookie); 11792 } 11793 11794 /** Existing install */ 11795 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11796 boolean isExternal, boolean isForwardLocked) { 11797 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11798 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11799 instructionSets, null, null, null, 0); 11800 // Hackily pretend we're still looking at a full code path 11801 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11802 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11803 } 11804 11805 // Extract cid from fullCodePath 11806 int eidx = fullCodePath.lastIndexOf("/"); 11807 String subStr1 = fullCodePath.substring(0, eidx); 11808 int sidx = subStr1.lastIndexOf("/"); 11809 cid = subStr1.substring(sidx+1, eidx); 11810 setMountPath(subStr1); 11811 } 11812 11813 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11814 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11815 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11816 instructionSets, null, null, null, 0); 11817 this.cid = cid; 11818 setMountPath(PackageHelper.getSdDir(cid)); 11819 } 11820 11821 void createCopyFile() { 11822 cid = mInstallerService.allocateExternalStageCidLegacy(); 11823 } 11824 11825 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11826 if (origin.staged && origin.cid != null) { 11827 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11828 cid = origin.cid; 11829 setMountPath(PackageHelper.getSdDir(cid)); 11830 return PackageManager.INSTALL_SUCCEEDED; 11831 } 11832 11833 if (temp) { 11834 createCopyFile(); 11835 } else { 11836 /* 11837 * Pre-emptively destroy the container since it's destroyed if 11838 * copying fails due to it existing anyway. 11839 */ 11840 PackageHelper.destroySdDir(cid); 11841 } 11842 11843 final String newMountPath = imcs.copyPackageToContainer( 11844 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11845 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11846 11847 if (newMountPath != null) { 11848 setMountPath(newMountPath); 11849 return PackageManager.INSTALL_SUCCEEDED; 11850 } else { 11851 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11852 } 11853 } 11854 11855 @Override 11856 String getCodePath() { 11857 return packagePath; 11858 } 11859 11860 @Override 11861 String getResourcePath() { 11862 return resourcePath; 11863 } 11864 11865 int doPreInstall(int status) { 11866 if (status != PackageManager.INSTALL_SUCCEEDED) { 11867 // Destroy container 11868 PackageHelper.destroySdDir(cid); 11869 } else { 11870 boolean mounted = PackageHelper.isContainerMounted(cid); 11871 if (!mounted) { 11872 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11873 Process.SYSTEM_UID); 11874 if (newMountPath != null) { 11875 setMountPath(newMountPath); 11876 } else { 11877 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11878 } 11879 } 11880 } 11881 return status; 11882 } 11883 11884 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11885 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11886 String newMountPath = null; 11887 if (PackageHelper.isContainerMounted(cid)) { 11888 // Unmount the container 11889 if (!PackageHelper.unMountSdDir(cid)) { 11890 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11891 return false; 11892 } 11893 } 11894 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11895 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11896 " which might be stale. Will try to clean up."); 11897 // Clean up the stale container and proceed to recreate. 11898 if (!PackageHelper.destroySdDir(newCacheId)) { 11899 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11900 return false; 11901 } 11902 // Successfully cleaned up stale container. Try to rename again. 11903 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11904 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11905 + " inspite of cleaning it up."); 11906 return false; 11907 } 11908 } 11909 if (!PackageHelper.isContainerMounted(newCacheId)) { 11910 Slog.w(TAG, "Mounting container " + newCacheId); 11911 newMountPath = PackageHelper.mountSdDir(newCacheId, 11912 getEncryptKey(), Process.SYSTEM_UID); 11913 } else { 11914 newMountPath = PackageHelper.getSdDir(newCacheId); 11915 } 11916 if (newMountPath == null) { 11917 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11918 return false; 11919 } 11920 Log.i(TAG, "Succesfully renamed " + cid + 11921 " to " + newCacheId + 11922 " at new path: " + newMountPath); 11923 cid = newCacheId; 11924 11925 final File beforeCodeFile = new File(packagePath); 11926 setMountPath(newMountPath); 11927 final File afterCodeFile = new File(packagePath); 11928 11929 // Reflect the rename in scanned details 11930 pkg.codePath = afterCodeFile.getAbsolutePath(); 11931 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11932 pkg.baseCodePath); 11933 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11934 pkg.splitCodePaths); 11935 11936 // Reflect the rename in app info 11937 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11938 pkg.applicationInfo.setCodePath(pkg.codePath); 11939 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11940 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11941 pkg.applicationInfo.setResourcePath(pkg.codePath); 11942 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11943 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11944 11945 return true; 11946 } 11947 11948 private void setMountPath(String mountPath) { 11949 final File mountFile = new File(mountPath); 11950 11951 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11952 if (monolithicFile.exists()) { 11953 packagePath = monolithicFile.getAbsolutePath(); 11954 if (isFwdLocked()) { 11955 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11956 } else { 11957 resourcePath = packagePath; 11958 } 11959 } else { 11960 packagePath = mountFile.getAbsolutePath(); 11961 resourcePath = packagePath; 11962 } 11963 } 11964 11965 int doPostInstall(int status, int uid) { 11966 if (status != PackageManager.INSTALL_SUCCEEDED) { 11967 cleanUp(); 11968 } else { 11969 final int groupOwner; 11970 final String protectedFile; 11971 if (isFwdLocked()) { 11972 groupOwner = UserHandle.getSharedAppGid(uid); 11973 protectedFile = RES_FILE_NAME; 11974 } else { 11975 groupOwner = -1; 11976 protectedFile = null; 11977 } 11978 11979 if (uid < Process.FIRST_APPLICATION_UID 11980 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11981 Slog.e(TAG, "Failed to finalize " + cid); 11982 PackageHelper.destroySdDir(cid); 11983 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11984 } 11985 11986 boolean mounted = PackageHelper.isContainerMounted(cid); 11987 if (!mounted) { 11988 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11989 } 11990 } 11991 return status; 11992 } 11993 11994 private void cleanUp() { 11995 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11996 11997 // Destroy secure container 11998 PackageHelper.destroySdDir(cid); 11999 } 12000 12001 private List<String> getAllCodePaths() { 12002 final File codeFile = new File(getCodePath()); 12003 if (codeFile != null && codeFile.exists()) { 12004 try { 12005 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12006 return pkg.getAllCodePaths(); 12007 } catch (PackageParserException e) { 12008 // Ignored; we tried our best 12009 } 12010 } 12011 return Collections.EMPTY_LIST; 12012 } 12013 12014 void cleanUpResourcesLI() { 12015 // Enumerate all code paths before deleting 12016 cleanUpResourcesLI(getAllCodePaths()); 12017 } 12018 12019 private void cleanUpResourcesLI(List<String> allCodePaths) { 12020 cleanUp(); 12021 removeDexFiles(allCodePaths, instructionSets); 12022 } 12023 12024 String getPackageName() { 12025 return getAsecPackageName(cid); 12026 } 12027 12028 boolean doPostDeleteLI(boolean delete) { 12029 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12030 final List<String> allCodePaths = getAllCodePaths(); 12031 boolean mounted = PackageHelper.isContainerMounted(cid); 12032 if (mounted) { 12033 // Unmount first 12034 if (PackageHelper.unMountSdDir(cid)) { 12035 mounted = false; 12036 } 12037 } 12038 if (!mounted && delete) { 12039 cleanUpResourcesLI(allCodePaths); 12040 } 12041 return !mounted; 12042 } 12043 12044 @Override 12045 int doPreCopy() { 12046 if (isFwdLocked()) { 12047 if (!PackageHelper.fixSdPermissions(cid, 12048 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12049 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12050 } 12051 } 12052 12053 return PackageManager.INSTALL_SUCCEEDED; 12054 } 12055 12056 @Override 12057 int doPostCopy(int uid) { 12058 if (isFwdLocked()) { 12059 if (uid < Process.FIRST_APPLICATION_UID 12060 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12061 RES_FILE_NAME)) { 12062 Slog.e(TAG, "Failed to finalize " + cid); 12063 PackageHelper.destroySdDir(cid); 12064 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12065 } 12066 } 12067 12068 return PackageManager.INSTALL_SUCCEEDED; 12069 } 12070 } 12071 12072 /** 12073 * Logic to handle movement of existing installed applications. 12074 */ 12075 class MoveInstallArgs extends InstallArgs { 12076 private File codeFile; 12077 private File resourceFile; 12078 12079 /** New install */ 12080 MoveInstallArgs(InstallParams params) { 12081 super(params.origin, params.move, params.observer, params.installFlags, 12082 params.installerPackageName, params.volumeUuid, 12083 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12084 params.grantedRuntimePermissions, 12085 params.traceMethod, params.traceCookie); 12086 } 12087 12088 int copyApk(IMediaContainerService imcs, boolean temp) { 12089 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12090 + move.fromUuid + " to " + move.toUuid); 12091 synchronized (mInstaller) { 12092 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12093 move.dataAppName, move.appId, move.seinfo) != 0) { 12094 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12095 } 12096 } 12097 12098 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12099 resourceFile = codeFile; 12100 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12101 12102 return PackageManager.INSTALL_SUCCEEDED; 12103 } 12104 12105 int doPreInstall(int status) { 12106 if (status != PackageManager.INSTALL_SUCCEEDED) { 12107 cleanUp(move.toUuid); 12108 } 12109 return status; 12110 } 12111 12112 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12113 if (status != PackageManager.INSTALL_SUCCEEDED) { 12114 cleanUp(move.toUuid); 12115 return false; 12116 } 12117 12118 // Reflect the move in app info 12119 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12120 pkg.applicationInfo.setCodePath(pkg.codePath); 12121 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12122 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12123 pkg.applicationInfo.setResourcePath(pkg.codePath); 12124 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12125 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12126 12127 return true; 12128 } 12129 12130 int doPostInstall(int status, int uid) { 12131 if (status == PackageManager.INSTALL_SUCCEEDED) { 12132 cleanUp(move.fromUuid); 12133 } else { 12134 cleanUp(move.toUuid); 12135 } 12136 return status; 12137 } 12138 12139 @Override 12140 String getCodePath() { 12141 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12142 } 12143 12144 @Override 12145 String getResourcePath() { 12146 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12147 } 12148 12149 private boolean cleanUp(String volumeUuid) { 12150 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12151 move.dataAppName); 12152 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12153 synchronized (mInstallLock) { 12154 // Clean up both app data and code 12155 removeDataDirsLI(volumeUuid, move.packageName); 12156 if (codeFile.isDirectory()) { 12157 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12158 } else { 12159 codeFile.delete(); 12160 } 12161 } 12162 return true; 12163 } 12164 12165 void cleanUpResourcesLI() { 12166 throw new UnsupportedOperationException(); 12167 } 12168 12169 boolean doPostDeleteLI(boolean delete) { 12170 throw new UnsupportedOperationException(); 12171 } 12172 } 12173 12174 static String getAsecPackageName(String packageCid) { 12175 int idx = packageCid.lastIndexOf("-"); 12176 if (idx == -1) { 12177 return packageCid; 12178 } 12179 return packageCid.substring(0, idx); 12180 } 12181 12182 // Utility method used to create code paths based on package name and available index. 12183 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12184 String idxStr = ""; 12185 int idx = 1; 12186 // Fall back to default value of idx=1 if prefix is not 12187 // part of oldCodePath 12188 if (oldCodePath != null) { 12189 String subStr = oldCodePath; 12190 // Drop the suffix right away 12191 if (suffix != null && subStr.endsWith(suffix)) { 12192 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12193 } 12194 // If oldCodePath already contains prefix find out the 12195 // ending index to either increment or decrement. 12196 int sidx = subStr.lastIndexOf(prefix); 12197 if (sidx != -1) { 12198 subStr = subStr.substring(sidx + prefix.length()); 12199 if (subStr != null) { 12200 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12201 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12202 } 12203 try { 12204 idx = Integer.parseInt(subStr); 12205 if (idx <= 1) { 12206 idx++; 12207 } else { 12208 idx--; 12209 } 12210 } catch(NumberFormatException e) { 12211 } 12212 } 12213 } 12214 } 12215 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12216 return prefix + idxStr; 12217 } 12218 12219 private File getNextCodePath(File targetDir, String packageName) { 12220 int suffix = 1; 12221 File result; 12222 do { 12223 result = new File(targetDir, packageName + "-" + suffix); 12224 suffix++; 12225 } while (result.exists()); 12226 return result; 12227 } 12228 12229 // Utility method that returns the relative package path with respect 12230 // to the installation directory. Like say for /data/data/com.test-1.apk 12231 // string com.test-1 is returned. 12232 static String deriveCodePathName(String codePath) { 12233 if (codePath == null) { 12234 return null; 12235 } 12236 final File codeFile = new File(codePath); 12237 final String name = codeFile.getName(); 12238 if (codeFile.isDirectory()) { 12239 return name; 12240 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12241 final int lastDot = name.lastIndexOf('.'); 12242 return name.substring(0, lastDot); 12243 } else { 12244 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12245 return null; 12246 } 12247 } 12248 12249 static class PackageInstalledInfo { 12250 String name; 12251 int uid; 12252 // The set of users that originally had this package installed. 12253 int[] origUsers; 12254 // The set of users that now have this package installed. 12255 int[] newUsers; 12256 PackageParser.Package pkg; 12257 int returnCode; 12258 String returnMsg; 12259 PackageRemovedInfo removedInfo; 12260 12261 public void setError(int code, String msg) { 12262 returnCode = code; 12263 returnMsg = msg; 12264 Slog.w(TAG, msg); 12265 } 12266 12267 public void setError(String msg, PackageParserException e) { 12268 returnCode = e.error; 12269 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12270 Slog.w(TAG, msg, e); 12271 } 12272 12273 public void setError(String msg, PackageManagerException e) { 12274 returnCode = e.error; 12275 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12276 Slog.w(TAG, msg, e); 12277 } 12278 12279 // In some error cases we want to convey more info back to the observer 12280 String origPackage; 12281 String origPermission; 12282 } 12283 12284 /* 12285 * Install a non-existing package. 12286 */ 12287 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12288 UserHandle user, String installerPackageName, String volumeUuid, 12289 PackageInstalledInfo res) { 12290 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12291 12292 // Remember this for later, in case we need to rollback this install 12293 String pkgName = pkg.packageName; 12294 12295 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12296 // TODO: b/23350563 12297 final boolean dataDirExists = Environment 12298 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12299 12300 synchronized(mPackages) { 12301 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12302 // A package with the same name is already installed, though 12303 // it has been renamed to an older name. The package we 12304 // are trying to install should be installed as an update to 12305 // the existing one, but that has not been requested, so bail. 12306 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12307 + " without first uninstalling package running as " 12308 + mSettings.mRenamedPackages.get(pkgName)); 12309 return; 12310 } 12311 if (mPackages.containsKey(pkgName)) { 12312 // Don't allow installation over an existing package with the same name. 12313 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12314 + " without first uninstalling."); 12315 return; 12316 } 12317 } 12318 12319 try { 12320 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12321 System.currentTimeMillis(), user); 12322 12323 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12324 // delete the partially installed application. the data directory will have to be 12325 // restored if it was already existing 12326 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12327 // remove package from internal structures. Note that we want deletePackageX to 12328 // delete the package data and cache directories that it created in 12329 // scanPackageLocked, unless those directories existed before we even tried to 12330 // install. 12331 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12332 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12333 res.removedInfo, true); 12334 } 12335 12336 } catch (PackageManagerException e) { 12337 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12338 } 12339 12340 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12341 } 12342 12343 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12344 // Can't rotate keys during boot or if sharedUser. 12345 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12346 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12347 return false; 12348 } 12349 // app is using upgradeKeySets; make sure all are valid 12350 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12351 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12352 for (int i = 0; i < upgradeKeySets.length; i++) { 12353 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12354 Slog.wtf(TAG, "Package " 12355 + (oldPs.name != null ? oldPs.name : "<null>") 12356 + " contains upgrade-key-set reference to unknown key-set: " 12357 + upgradeKeySets[i] 12358 + " reverting to signatures check."); 12359 return false; 12360 } 12361 } 12362 return true; 12363 } 12364 12365 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12366 // Upgrade keysets are being used. Determine if new package has a superset of the 12367 // required keys. 12368 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12369 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12370 for (int i = 0; i < upgradeKeySets.length; i++) { 12371 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12372 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12373 return true; 12374 } 12375 } 12376 return false; 12377 } 12378 12379 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12380 UserHandle user, String installerPackageName, String volumeUuid, 12381 PackageInstalledInfo res) { 12382 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12383 12384 final PackageParser.Package oldPackage; 12385 final String pkgName = pkg.packageName; 12386 final int[] allUsers; 12387 final boolean[] perUserInstalled; 12388 12389 // First find the old package info and check signatures 12390 synchronized(mPackages) { 12391 oldPackage = mPackages.get(pkgName); 12392 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12393 if (isEphemeral && !oldIsEphemeral) { 12394 // can't downgrade from full to ephemeral 12395 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12396 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12397 return; 12398 } 12399 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12400 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12401 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12402 if(!checkUpgradeKeySetLP(ps, pkg)) { 12403 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12404 "New package not signed by keys specified by upgrade-keysets: " 12405 + pkgName); 12406 return; 12407 } 12408 } else { 12409 // default to original signature matching 12410 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12411 != PackageManager.SIGNATURE_MATCH) { 12412 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12413 "New package has a different signature: " + pkgName); 12414 return; 12415 } 12416 } 12417 12418 // In case of rollback, remember per-user/profile install state 12419 allUsers = sUserManager.getUserIds(); 12420 perUserInstalled = new boolean[allUsers.length]; 12421 for (int i = 0; i < allUsers.length; i++) { 12422 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12423 } 12424 } 12425 12426 boolean sysPkg = (isSystemApp(oldPackage)); 12427 if (sysPkg) { 12428 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12429 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12430 } else { 12431 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12432 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12433 } 12434 } 12435 12436 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12437 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12438 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12439 String volumeUuid, PackageInstalledInfo res) { 12440 String pkgName = deletedPackage.packageName; 12441 boolean deletedPkg = true; 12442 boolean updatedSettings = false; 12443 12444 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12445 + deletedPackage); 12446 long origUpdateTime; 12447 if (pkg.mExtras != null) { 12448 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12449 } else { 12450 origUpdateTime = 0; 12451 } 12452 12453 // First delete the existing package while retaining the data directory 12454 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12455 res.removedInfo, true)) { 12456 // If the existing package wasn't successfully deleted 12457 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12458 deletedPkg = false; 12459 } else { 12460 // Successfully deleted the old package; proceed with replace. 12461 12462 // If deleted package lived in a container, give users a chance to 12463 // relinquish resources before killing. 12464 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12465 if (DEBUG_INSTALL) { 12466 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12467 } 12468 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12469 final ArrayList<String> pkgList = new ArrayList<String>(1); 12470 pkgList.add(deletedPackage.applicationInfo.packageName); 12471 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12472 } 12473 12474 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12475 try { 12476 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12477 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12478 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12479 perUserInstalled, res, user); 12480 updatedSettings = true; 12481 } catch (PackageManagerException e) { 12482 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12483 } 12484 } 12485 12486 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12487 // remove package from internal structures. Note that we want deletePackageX to 12488 // delete the package data and cache directories that it created in 12489 // scanPackageLocked, unless those directories existed before we even tried to 12490 // install. 12491 if(updatedSettings) { 12492 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12493 deletePackageLI( 12494 pkgName, null, true, allUsers, perUserInstalled, 12495 PackageManager.DELETE_KEEP_DATA, 12496 res.removedInfo, true); 12497 } 12498 // Since we failed to install the new package we need to restore the old 12499 // package that we deleted. 12500 if (deletedPkg) { 12501 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12502 File restoreFile = new File(deletedPackage.codePath); 12503 // Parse old package 12504 boolean oldExternal = isExternal(deletedPackage); 12505 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12506 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12507 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12508 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12509 try { 12510 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12511 null); 12512 } catch (PackageManagerException e) { 12513 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12514 + e.getMessage()); 12515 return; 12516 } 12517 // Restore of old package succeeded. Update permissions. 12518 // writer 12519 synchronized (mPackages) { 12520 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12521 UPDATE_PERMISSIONS_ALL); 12522 // can downgrade to reader 12523 mSettings.writeLPr(); 12524 } 12525 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12526 } 12527 } 12528 } 12529 12530 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12531 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12532 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12533 String volumeUuid, PackageInstalledInfo res) { 12534 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12535 + ", old=" + deletedPackage); 12536 boolean disabledSystem = false; 12537 boolean updatedSettings = false; 12538 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12539 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12540 != 0) { 12541 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12542 } 12543 String packageName = deletedPackage.packageName; 12544 if (packageName == null) { 12545 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12546 "Attempt to delete null packageName."); 12547 return; 12548 } 12549 PackageParser.Package oldPkg; 12550 PackageSetting oldPkgSetting; 12551 // reader 12552 synchronized (mPackages) { 12553 oldPkg = mPackages.get(packageName); 12554 oldPkgSetting = mSettings.mPackages.get(packageName); 12555 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12556 (oldPkgSetting == null)) { 12557 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12558 "Couldn't find package " + packageName + " information"); 12559 return; 12560 } 12561 } 12562 12563 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12564 12565 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12566 res.removedInfo.removedPackage = packageName; 12567 // Remove existing system package 12568 removePackageLI(oldPkgSetting, true); 12569 // writer 12570 synchronized (mPackages) { 12571 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12572 if (!disabledSystem && deletedPackage != null) { 12573 // We didn't need to disable the .apk as a current system package, 12574 // which means we are replacing another update that is already 12575 // installed. We need to make sure to delete the older one's .apk. 12576 res.removedInfo.args = createInstallArgsForExisting(0, 12577 deletedPackage.applicationInfo.getCodePath(), 12578 deletedPackage.applicationInfo.getResourcePath(), 12579 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12580 } else { 12581 res.removedInfo.args = null; 12582 } 12583 } 12584 12585 // Successfully disabled the old package. Now proceed with re-installation 12586 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12587 12588 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12589 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12590 12591 PackageParser.Package newPackage = null; 12592 try { 12593 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12594 if (newPackage.mExtras != null) { 12595 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12596 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12597 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12598 12599 // is the update attempting to change shared user? that isn't going to work... 12600 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12601 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12602 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12603 + " to " + newPkgSetting.sharedUser); 12604 updatedSettings = true; 12605 } 12606 } 12607 12608 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12609 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12610 perUserInstalled, res, user); 12611 updatedSettings = true; 12612 } 12613 12614 } catch (PackageManagerException e) { 12615 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12616 } 12617 12618 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12619 // Re installation failed. Restore old information 12620 // Remove new pkg information 12621 if (newPackage != null) { 12622 removeInstalledPackageLI(newPackage, true); 12623 } 12624 // Add back the old system package 12625 try { 12626 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12627 } catch (PackageManagerException e) { 12628 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12629 } 12630 // Restore the old system information in Settings 12631 synchronized (mPackages) { 12632 if (disabledSystem) { 12633 mSettings.enableSystemPackageLPw(packageName); 12634 } 12635 if (updatedSettings) { 12636 mSettings.setInstallerPackageName(packageName, 12637 oldPkgSetting.installerPackageName); 12638 } 12639 mSettings.writeLPr(); 12640 } 12641 } 12642 } 12643 12644 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12645 // Collect all used permissions in the UID 12646 ArraySet<String> usedPermissions = new ArraySet<>(); 12647 final int packageCount = su.packages.size(); 12648 for (int i = 0; i < packageCount; i++) { 12649 PackageSetting ps = su.packages.valueAt(i); 12650 if (ps.pkg == null) { 12651 continue; 12652 } 12653 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12654 for (int j = 0; j < requestedPermCount; j++) { 12655 String permission = ps.pkg.requestedPermissions.get(j); 12656 BasePermission bp = mSettings.mPermissions.get(permission); 12657 if (bp != null) { 12658 usedPermissions.add(permission); 12659 } 12660 } 12661 } 12662 12663 PermissionsState permissionsState = su.getPermissionsState(); 12664 // Prune install permissions 12665 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12666 final int installPermCount = installPermStates.size(); 12667 for (int i = installPermCount - 1; i >= 0; i--) { 12668 PermissionState permissionState = installPermStates.get(i); 12669 if (!usedPermissions.contains(permissionState.getName())) { 12670 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12671 if (bp != null) { 12672 permissionsState.revokeInstallPermission(bp); 12673 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12674 PackageManager.MASK_PERMISSION_FLAGS, 0); 12675 } 12676 } 12677 } 12678 12679 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12680 12681 // Prune runtime permissions 12682 for (int userId : allUserIds) { 12683 List<PermissionState> runtimePermStates = permissionsState 12684 .getRuntimePermissionStates(userId); 12685 final int runtimePermCount = runtimePermStates.size(); 12686 for (int i = runtimePermCount - 1; i >= 0; i--) { 12687 PermissionState permissionState = runtimePermStates.get(i); 12688 if (!usedPermissions.contains(permissionState.getName())) { 12689 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12690 if (bp != null) { 12691 permissionsState.revokeRuntimePermission(bp, userId); 12692 permissionsState.updatePermissionFlags(bp, userId, 12693 PackageManager.MASK_PERMISSION_FLAGS, 0); 12694 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12695 runtimePermissionChangedUserIds, userId); 12696 } 12697 } 12698 } 12699 } 12700 12701 return runtimePermissionChangedUserIds; 12702 } 12703 12704 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12705 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12706 UserHandle user) { 12707 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12708 12709 String pkgName = newPackage.packageName; 12710 synchronized (mPackages) { 12711 //write settings. the installStatus will be incomplete at this stage. 12712 //note that the new package setting would have already been 12713 //added to mPackages. It hasn't been persisted yet. 12714 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12715 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12716 mSettings.writeLPr(); 12717 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12718 } 12719 12720 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12721 synchronized (mPackages) { 12722 updatePermissionsLPw(newPackage.packageName, newPackage, 12723 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12724 ? UPDATE_PERMISSIONS_ALL : 0)); 12725 // For system-bundled packages, we assume that installing an upgraded version 12726 // of the package implies that the user actually wants to run that new code, 12727 // so we enable the package. 12728 PackageSetting ps = mSettings.mPackages.get(pkgName); 12729 if (ps != null) { 12730 if (isSystemApp(newPackage)) { 12731 // NB: implicit assumption that system package upgrades apply to all users 12732 if (DEBUG_INSTALL) { 12733 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12734 } 12735 if (res.origUsers != null) { 12736 for (int userHandle : res.origUsers) { 12737 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12738 userHandle, installerPackageName); 12739 } 12740 } 12741 // Also convey the prior install/uninstall state 12742 if (allUsers != null && perUserInstalled != null) { 12743 for (int i = 0; i < allUsers.length; i++) { 12744 if (DEBUG_INSTALL) { 12745 Slog.d(TAG, " user " + allUsers[i] 12746 + " => " + perUserInstalled[i]); 12747 } 12748 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12749 } 12750 // these install state changes will be persisted in the 12751 // upcoming call to mSettings.writeLPr(). 12752 } 12753 } 12754 // It's implied that when a user requests installation, they want the app to be 12755 // installed and enabled. 12756 int userId = user.getIdentifier(); 12757 if (userId != UserHandle.USER_ALL) { 12758 ps.setInstalled(true, userId); 12759 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12760 } 12761 } 12762 res.name = pkgName; 12763 res.uid = newPackage.applicationInfo.uid; 12764 res.pkg = newPackage; 12765 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12766 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12767 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12768 //to update install status 12769 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12770 mSettings.writeLPr(); 12771 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12772 } 12773 12774 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12775 } 12776 12777 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12778 try { 12779 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12780 installPackageLI(args, res); 12781 } finally { 12782 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12783 } 12784 } 12785 12786 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12787 final int installFlags = args.installFlags; 12788 final String installerPackageName = args.installerPackageName; 12789 final String volumeUuid = args.volumeUuid; 12790 final File tmpPackageFile = new File(args.getCodePath()); 12791 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12792 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12793 || (args.volumeUuid != null)); 12794 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12795 boolean replace = false; 12796 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12797 if (args.move != null) { 12798 // moving a complete application; perfom an initial scan on the new install location 12799 scanFlags |= SCAN_INITIAL; 12800 } 12801 // Result object to be returned 12802 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12803 12804 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12805 12806 // Sanity check 12807 if (ephemeral && (forwardLocked || onExternal)) { 12808 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12809 + " external=" + onExternal); 12810 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12811 return; 12812 } 12813 12814 // Retrieve PackageSettings and parse package 12815 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12816 | PackageParser.PARSE_ENFORCE_CODE 12817 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12818 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12819 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12820 PackageParser pp = new PackageParser(); 12821 pp.setSeparateProcesses(mSeparateProcesses); 12822 pp.setDisplayMetrics(mMetrics); 12823 12824 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12825 final PackageParser.Package pkg; 12826 try { 12827 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12828 } catch (PackageParserException e) { 12829 res.setError("Failed parse during installPackageLI", e); 12830 return; 12831 } finally { 12832 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12833 } 12834 12835 // Mark that we have an install time CPU ABI override. 12836 pkg.cpuAbiOverride = args.abiOverride; 12837 12838 String pkgName = res.name = pkg.packageName; 12839 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12840 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12841 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12842 return; 12843 } 12844 } 12845 12846 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12847 try { 12848 pp.collectCertificates(pkg, parseFlags); 12849 } catch (PackageParserException e) { 12850 res.setError("Failed collect during installPackageLI", e); 12851 return; 12852 } finally { 12853 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12854 } 12855 12856 // Get rid of all references to package scan path via parser. 12857 pp = null; 12858 String oldCodePath = null; 12859 boolean systemApp = false; 12860 synchronized (mPackages) { 12861 // Check if installing already existing package 12862 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12863 String oldName = mSettings.mRenamedPackages.get(pkgName); 12864 if (pkg.mOriginalPackages != null 12865 && pkg.mOriginalPackages.contains(oldName) 12866 && mPackages.containsKey(oldName)) { 12867 // This package is derived from an original package, 12868 // and this device has been updating from that original 12869 // name. We must continue using the original name, so 12870 // rename the new package here. 12871 pkg.setPackageName(oldName); 12872 pkgName = pkg.packageName; 12873 replace = true; 12874 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12875 + oldName + " pkgName=" + pkgName); 12876 } else if (mPackages.containsKey(pkgName)) { 12877 // This package, under its official name, already exists 12878 // on the device; we should replace it. 12879 replace = true; 12880 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12881 } 12882 12883 // Prevent apps opting out from runtime permissions 12884 if (replace) { 12885 PackageParser.Package oldPackage = mPackages.get(pkgName); 12886 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12887 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12888 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12889 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12890 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12891 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12892 + " doesn't support runtime permissions but the old" 12893 + " target SDK " + oldTargetSdk + " does."); 12894 return; 12895 } 12896 } 12897 } 12898 12899 PackageSetting ps = mSettings.mPackages.get(pkgName); 12900 if (ps != null) { 12901 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12902 12903 // Quick sanity check that we're signed correctly if updating; 12904 // we'll check this again later when scanning, but we want to 12905 // bail early here before tripping over redefined permissions. 12906 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12907 if (!checkUpgradeKeySetLP(ps, pkg)) { 12908 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12909 + pkg.packageName + " upgrade keys do not match the " 12910 + "previously installed version"); 12911 return; 12912 } 12913 } else { 12914 try { 12915 verifySignaturesLP(ps, pkg); 12916 } catch (PackageManagerException e) { 12917 res.setError(e.error, e.getMessage()); 12918 return; 12919 } 12920 } 12921 12922 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12923 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12924 systemApp = (ps.pkg.applicationInfo.flags & 12925 ApplicationInfo.FLAG_SYSTEM) != 0; 12926 } 12927 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12928 } 12929 12930 // Check whether the newly-scanned package wants to define an already-defined perm 12931 int N = pkg.permissions.size(); 12932 for (int i = N-1; i >= 0; i--) { 12933 PackageParser.Permission perm = pkg.permissions.get(i); 12934 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12935 if (bp != null) { 12936 // If the defining package is signed with our cert, it's okay. This 12937 // also includes the "updating the same package" case, of course. 12938 // "updating same package" could also involve key-rotation. 12939 final boolean sigsOk; 12940 if (bp.sourcePackage.equals(pkg.packageName) 12941 && (bp.packageSetting instanceof PackageSetting) 12942 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12943 scanFlags))) { 12944 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12945 } else { 12946 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12947 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12948 } 12949 if (!sigsOk) { 12950 // If the owning package is the system itself, we log but allow 12951 // install to proceed; we fail the install on all other permission 12952 // redefinitions. 12953 if (!bp.sourcePackage.equals("android")) { 12954 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12955 + pkg.packageName + " attempting to redeclare permission " 12956 + perm.info.name + " already owned by " + bp.sourcePackage); 12957 res.origPermission = perm.info.name; 12958 res.origPackage = bp.sourcePackage; 12959 return; 12960 } else { 12961 Slog.w(TAG, "Package " + pkg.packageName 12962 + " attempting to redeclare system permission " 12963 + perm.info.name + "; ignoring new declaration"); 12964 pkg.permissions.remove(i); 12965 } 12966 } 12967 } 12968 } 12969 12970 } 12971 12972 if (systemApp) { 12973 if (onExternal) { 12974 // Abort update; system app can't be replaced with app on sdcard 12975 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12976 "Cannot install updates to system apps on sdcard"); 12977 return; 12978 } else if (ephemeral) { 12979 // Abort update; system app can't be replaced with an ephemeral app 12980 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12981 "Cannot update a system app with an ephemeral app"); 12982 return; 12983 } 12984 } 12985 12986 if (args.move != null) { 12987 // We did an in-place move, so dex is ready to roll 12988 scanFlags |= SCAN_NO_DEX; 12989 scanFlags |= SCAN_MOVE; 12990 12991 synchronized (mPackages) { 12992 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12993 if (ps == null) { 12994 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12995 "Missing settings for moved package " + pkgName); 12996 } 12997 12998 // We moved the entire application as-is, so bring over the 12999 // previously derived ABI information. 13000 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13001 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13002 } 13003 13004 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13005 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13006 scanFlags |= SCAN_NO_DEX; 13007 13008 try { 13009 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13010 true /* extract libs */); 13011 } catch (PackageManagerException pme) { 13012 Slog.e(TAG, "Error deriving application ABI", pme); 13013 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13014 return; 13015 } 13016 } 13017 13018 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13019 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13020 return; 13021 } 13022 13023 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13024 13025 if (replace) { 13026 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13027 installerPackageName, volumeUuid, res); 13028 } else { 13029 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13030 args.user, installerPackageName, volumeUuid, res); 13031 } 13032 synchronized (mPackages) { 13033 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13034 if (ps != null) { 13035 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13036 } 13037 } 13038 } 13039 13040 private void startIntentFilterVerifications(int userId, boolean replacing, 13041 PackageParser.Package pkg) { 13042 if (mIntentFilterVerifierComponent == null) { 13043 Slog.w(TAG, "No IntentFilter verification will not be done as " 13044 + "there is no IntentFilterVerifier available!"); 13045 return; 13046 } 13047 13048 final int verifierUid = getPackageUid( 13049 mIntentFilterVerifierComponent.getPackageName(), 13050 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13051 13052 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13053 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13054 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13055 mHandler.sendMessage(msg); 13056 } 13057 13058 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13059 PackageParser.Package pkg) { 13060 int size = pkg.activities.size(); 13061 if (size == 0) { 13062 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13063 "No activity, so no need to verify any IntentFilter!"); 13064 return; 13065 } 13066 13067 final boolean hasDomainURLs = hasDomainURLs(pkg); 13068 if (!hasDomainURLs) { 13069 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13070 "No domain URLs, so no need to verify any IntentFilter!"); 13071 return; 13072 } 13073 13074 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13075 + " if any IntentFilter from the " + size 13076 + " Activities needs verification ..."); 13077 13078 int count = 0; 13079 final String packageName = pkg.packageName; 13080 13081 synchronized (mPackages) { 13082 // If this is a new install and we see that we've already run verification for this 13083 // package, we have nothing to do: it means the state was restored from backup. 13084 if (!replacing) { 13085 IntentFilterVerificationInfo ivi = 13086 mSettings.getIntentFilterVerificationLPr(packageName); 13087 if (ivi != null) { 13088 if (DEBUG_DOMAIN_VERIFICATION) { 13089 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13090 + ivi.getStatusString()); 13091 } 13092 return; 13093 } 13094 } 13095 13096 // If any filters need to be verified, then all need to be. 13097 boolean needToVerify = false; 13098 for (PackageParser.Activity a : pkg.activities) { 13099 for (ActivityIntentInfo filter : a.intents) { 13100 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13101 if (DEBUG_DOMAIN_VERIFICATION) { 13102 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13103 } 13104 needToVerify = true; 13105 break; 13106 } 13107 } 13108 } 13109 13110 if (needToVerify) { 13111 final int verificationId = mIntentFilterVerificationToken++; 13112 for (PackageParser.Activity a : pkg.activities) { 13113 for (ActivityIntentInfo filter : a.intents) { 13114 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13115 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13116 "Verification needed for IntentFilter:" + filter.toString()); 13117 mIntentFilterVerifier.addOneIntentFilterVerification( 13118 verifierUid, userId, verificationId, filter, packageName); 13119 count++; 13120 } 13121 } 13122 } 13123 } 13124 } 13125 13126 if (count > 0) { 13127 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13128 + " IntentFilter verification" + (count > 1 ? "s" : "") 13129 + " for userId:" + userId); 13130 mIntentFilterVerifier.startVerifications(userId); 13131 } else { 13132 if (DEBUG_DOMAIN_VERIFICATION) { 13133 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13134 } 13135 } 13136 } 13137 13138 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13139 final ComponentName cn = filter.activity.getComponentName(); 13140 final String packageName = cn.getPackageName(); 13141 13142 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13143 packageName); 13144 if (ivi == null) { 13145 return true; 13146 } 13147 int status = ivi.getStatus(); 13148 switch (status) { 13149 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13150 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13151 return true; 13152 13153 default: 13154 // Nothing to do 13155 return false; 13156 } 13157 } 13158 13159 private static boolean isMultiArch(ApplicationInfo info) { 13160 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13161 } 13162 13163 private static boolean isExternal(PackageParser.Package pkg) { 13164 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13165 } 13166 13167 private static boolean isExternal(PackageSetting ps) { 13168 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13169 } 13170 13171 private static boolean isEphemeral(PackageParser.Package pkg) { 13172 return pkg.applicationInfo.isEphemeralApp(); 13173 } 13174 13175 private static boolean isEphemeral(PackageSetting ps) { 13176 return ps.pkg != null && isEphemeral(ps.pkg); 13177 } 13178 13179 private static boolean isSystemApp(PackageParser.Package pkg) { 13180 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13181 } 13182 13183 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13184 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13185 } 13186 13187 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13188 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13189 } 13190 13191 private static boolean isSystemApp(PackageSetting ps) { 13192 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13193 } 13194 13195 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13196 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13197 } 13198 13199 private int packageFlagsToInstallFlags(PackageSetting ps) { 13200 int installFlags = 0; 13201 if (isEphemeral(ps)) { 13202 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13203 } 13204 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13205 // This existing package was an external ASEC install when we have 13206 // the external flag without a UUID 13207 installFlags |= PackageManager.INSTALL_EXTERNAL; 13208 } 13209 if (ps.isForwardLocked()) { 13210 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13211 } 13212 return installFlags; 13213 } 13214 13215 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13216 if (isExternal(pkg)) { 13217 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13218 return StorageManager.UUID_PRIMARY_PHYSICAL; 13219 } else { 13220 return pkg.volumeUuid; 13221 } 13222 } else { 13223 return StorageManager.UUID_PRIVATE_INTERNAL; 13224 } 13225 } 13226 13227 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13228 if (isExternal(pkg)) { 13229 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13230 return mSettings.getExternalVersion(); 13231 } else { 13232 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13233 } 13234 } else { 13235 return mSettings.getInternalVersion(); 13236 } 13237 } 13238 13239 private void deleteTempPackageFiles() { 13240 final FilenameFilter filter = new FilenameFilter() { 13241 public boolean accept(File dir, String name) { 13242 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13243 } 13244 }; 13245 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13246 file.delete(); 13247 } 13248 } 13249 13250 @Override 13251 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13252 int flags) { 13253 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13254 flags); 13255 } 13256 13257 @Override 13258 public void deletePackage(final String packageName, 13259 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13260 mContext.enforceCallingOrSelfPermission( 13261 android.Manifest.permission.DELETE_PACKAGES, null); 13262 Preconditions.checkNotNull(packageName); 13263 Preconditions.checkNotNull(observer); 13264 final int uid = Binder.getCallingUid(); 13265 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13266 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13267 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13268 mContext.enforceCallingOrSelfPermission( 13269 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13270 "deletePackage for user " + userId); 13271 } 13272 13273 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13274 try { 13275 observer.onPackageDeleted(packageName, 13276 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13277 } catch (RemoteException re) { 13278 } 13279 return; 13280 } 13281 13282 for (int currentUserId : users) { 13283 if (getBlockUninstallForUser(packageName, currentUserId)) { 13284 try { 13285 observer.onPackageDeleted(packageName, 13286 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13287 } catch (RemoteException re) { 13288 } 13289 return; 13290 } 13291 } 13292 13293 if (DEBUG_REMOVE) { 13294 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13295 } 13296 // Queue up an async operation since the package deletion may take a little while. 13297 mHandler.post(new Runnable() { 13298 public void run() { 13299 mHandler.removeCallbacks(this); 13300 final int returnCode = deletePackageX(packageName, userId, flags); 13301 try { 13302 observer.onPackageDeleted(packageName, returnCode, null); 13303 } catch (RemoteException e) { 13304 Log.i(TAG, "Observer no longer exists."); 13305 } //end catch 13306 } //end run 13307 }); 13308 } 13309 13310 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13311 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13312 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13313 try { 13314 if (dpm != null) { 13315 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13316 /* callingUserOnly =*/ false); 13317 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13318 : deviceOwnerComponentName.getPackageName(); 13319 // Does the package contains the device owner? 13320 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13321 // this check is probably not needed, since DO should be registered as a device 13322 // admin on some user too. (Original bug for this: b/17657954) 13323 if (packageName.equals(deviceOwnerPackageName)) { 13324 return true; 13325 } 13326 // Does it contain a device admin for any user? 13327 int[] users; 13328 if (userId == UserHandle.USER_ALL) { 13329 users = sUserManager.getUserIds(); 13330 } else { 13331 users = new int[]{userId}; 13332 } 13333 for (int i = 0; i < users.length; ++i) { 13334 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13335 return true; 13336 } 13337 } 13338 } 13339 } catch (RemoteException e) { 13340 } 13341 return false; 13342 } 13343 13344 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13345 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13346 } 13347 13348 /** 13349 * This method is an internal method that could be get invoked either 13350 * to delete an installed package or to clean up a failed installation. 13351 * After deleting an installed package, a broadcast is sent to notify any 13352 * listeners that the package has been installed. For cleaning up a failed 13353 * installation, the broadcast is not necessary since the package's 13354 * installation wouldn't have sent the initial broadcast either 13355 * The key steps in deleting a package are 13356 * deleting the package information in internal structures like mPackages, 13357 * deleting the packages base directories through installd 13358 * updating mSettings to reflect current status 13359 * persisting settings for later use 13360 * sending a broadcast if necessary 13361 */ 13362 private int deletePackageX(String packageName, int userId, int flags) { 13363 final PackageRemovedInfo info = new PackageRemovedInfo(); 13364 final boolean res; 13365 13366 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13367 ? UserHandle.ALL : new UserHandle(userId); 13368 13369 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13370 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13371 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13372 } 13373 13374 boolean removedForAllUsers = false; 13375 boolean systemUpdate = false; 13376 13377 PackageParser.Package uninstalledPkg; 13378 13379 // for the uninstall-updates case and restricted profiles, remember the per- 13380 // userhandle installed state 13381 int[] allUsers; 13382 boolean[] perUserInstalled; 13383 synchronized (mPackages) { 13384 uninstalledPkg = mPackages.get(packageName); 13385 PackageSetting ps = mSettings.mPackages.get(packageName); 13386 allUsers = sUserManager.getUserIds(); 13387 perUserInstalled = new boolean[allUsers.length]; 13388 for (int i = 0; i < allUsers.length; i++) { 13389 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13390 } 13391 } 13392 13393 synchronized (mInstallLock) { 13394 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13395 res = deletePackageLI(packageName, removeForUser, 13396 true, allUsers, perUserInstalled, 13397 flags | REMOVE_CHATTY, info, true); 13398 systemUpdate = info.isRemovedPackageSystemUpdate; 13399 synchronized (mPackages) { 13400 if (res) { 13401 if (!systemUpdate && mPackages.get(packageName) == null) { 13402 removedForAllUsers = true; 13403 } 13404 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13405 } 13406 } 13407 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13408 + " removedForAllUsers=" + removedForAllUsers); 13409 } 13410 13411 if (res) { 13412 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13413 13414 // If the removed package was a system update, the old system package 13415 // was re-enabled; we need to broadcast this information 13416 if (systemUpdate) { 13417 Bundle extras = new Bundle(1); 13418 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13419 ? info.removedAppId : info.uid); 13420 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13421 13422 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13423 extras, 0, null, null, null); 13424 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13425 extras, 0, null, null, null); 13426 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13427 null, 0, packageName, null, null); 13428 } 13429 } 13430 // Force a gc here. 13431 Runtime.getRuntime().gc(); 13432 // Delete the resources here after sending the broadcast to let 13433 // other processes clean up before deleting resources. 13434 if (info.args != null) { 13435 synchronized (mInstallLock) { 13436 info.args.doPostDeleteLI(true); 13437 } 13438 } 13439 13440 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13441 } 13442 13443 class PackageRemovedInfo { 13444 String removedPackage; 13445 int uid = -1; 13446 int removedAppId = -1; 13447 int[] removedUsers = null; 13448 boolean isRemovedPackageSystemUpdate = false; 13449 // Clean up resources deleted packages. 13450 InstallArgs args = null; 13451 13452 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13453 Bundle extras = new Bundle(1); 13454 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13455 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13456 if (replacing) { 13457 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13458 } 13459 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13460 if (removedPackage != null) { 13461 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13462 extras, 0, null, null, removedUsers); 13463 if (fullRemove && !replacing) { 13464 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13465 extras, 0, null, null, removedUsers); 13466 } 13467 } 13468 if (removedAppId >= 0) { 13469 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13470 removedUsers); 13471 } 13472 } 13473 } 13474 13475 /* 13476 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13477 * flag is not set, the data directory is removed as well. 13478 * make sure this flag is set for partially installed apps. If not its meaningless to 13479 * delete a partially installed application. 13480 */ 13481 private void removePackageDataLI(PackageSetting ps, 13482 int[] allUserHandles, boolean[] perUserInstalled, 13483 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13484 String packageName = ps.name; 13485 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13486 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13487 // Retrieve object to delete permissions for shared user later on 13488 final PackageSetting deletedPs; 13489 // reader 13490 synchronized (mPackages) { 13491 deletedPs = mSettings.mPackages.get(packageName); 13492 if (outInfo != null) { 13493 outInfo.removedPackage = packageName; 13494 outInfo.removedUsers = deletedPs != null 13495 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13496 : null; 13497 } 13498 } 13499 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13500 removeDataDirsLI(ps.volumeUuid, packageName); 13501 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13502 } 13503 // writer 13504 synchronized (mPackages) { 13505 if (deletedPs != null) { 13506 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13507 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13508 clearDefaultBrowserIfNeeded(packageName); 13509 if (outInfo != null) { 13510 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13511 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13512 } 13513 updatePermissionsLPw(deletedPs.name, null, 0); 13514 if (deletedPs.sharedUser != null) { 13515 // Remove permissions associated with package. Since runtime 13516 // permissions are per user we have to kill the removed package 13517 // or packages running under the shared user of the removed 13518 // package if revoking the permissions requested only by the removed 13519 // package is successful and this causes a change in gids. 13520 for (int userId : UserManagerService.getInstance().getUserIds()) { 13521 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13522 userId); 13523 if (userIdToKill == UserHandle.USER_ALL 13524 || userIdToKill >= UserHandle.USER_SYSTEM) { 13525 // If gids changed for this user, kill all affected packages. 13526 mHandler.post(new Runnable() { 13527 @Override 13528 public void run() { 13529 // This has to happen with no lock held. 13530 killApplication(deletedPs.name, deletedPs.appId, 13531 KILL_APP_REASON_GIDS_CHANGED); 13532 } 13533 }); 13534 break; 13535 } 13536 } 13537 } 13538 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13539 } 13540 // make sure to preserve per-user disabled state if this removal was just 13541 // a downgrade of a system app to the factory package 13542 if (allUserHandles != null && perUserInstalled != null) { 13543 if (DEBUG_REMOVE) { 13544 Slog.d(TAG, "Propagating install state across downgrade"); 13545 } 13546 for (int i = 0; i < allUserHandles.length; i++) { 13547 if (DEBUG_REMOVE) { 13548 Slog.d(TAG, " user " + allUserHandles[i] 13549 + " => " + perUserInstalled[i]); 13550 } 13551 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13552 } 13553 } 13554 } 13555 // can downgrade to reader 13556 if (writeSettings) { 13557 // Save settings now 13558 mSettings.writeLPr(); 13559 } 13560 } 13561 if (outInfo != null) { 13562 // A user ID was deleted here. Go through all users and remove it 13563 // from KeyStore. 13564 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13565 } 13566 } 13567 13568 static boolean locationIsPrivileged(File path) { 13569 try { 13570 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13571 .getCanonicalPath(); 13572 return path.getCanonicalPath().startsWith(privilegedAppDir); 13573 } catch (IOException e) { 13574 Slog.e(TAG, "Unable to access code path " + path); 13575 } 13576 return false; 13577 } 13578 13579 /* 13580 * Tries to delete system package. 13581 */ 13582 private boolean deleteSystemPackageLI(PackageSetting newPs, 13583 int[] allUserHandles, boolean[] perUserInstalled, 13584 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13585 final boolean applyUserRestrictions 13586 = (allUserHandles != null) && (perUserInstalled != null); 13587 PackageSetting disabledPs = null; 13588 // Confirm if the system package has been updated 13589 // An updated system app can be deleted. This will also have to restore 13590 // the system pkg from system partition 13591 // reader 13592 synchronized (mPackages) { 13593 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13594 } 13595 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13596 + " disabledPs=" + disabledPs); 13597 if (disabledPs == null) { 13598 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13599 return false; 13600 } else if (DEBUG_REMOVE) { 13601 Slog.d(TAG, "Deleting system pkg from data partition"); 13602 } 13603 if (DEBUG_REMOVE) { 13604 if (applyUserRestrictions) { 13605 Slog.d(TAG, "Remembering install states:"); 13606 for (int i = 0; i < allUserHandles.length; i++) { 13607 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13608 } 13609 } 13610 } 13611 // Delete the updated package 13612 outInfo.isRemovedPackageSystemUpdate = true; 13613 if (disabledPs.versionCode < newPs.versionCode) { 13614 // Delete data for downgrades 13615 flags &= ~PackageManager.DELETE_KEEP_DATA; 13616 } else { 13617 // Preserve data by setting flag 13618 flags |= PackageManager.DELETE_KEEP_DATA; 13619 } 13620 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13621 allUserHandles, perUserInstalled, outInfo, writeSettings); 13622 if (!ret) { 13623 return false; 13624 } 13625 // writer 13626 synchronized (mPackages) { 13627 // Reinstate the old system package 13628 mSettings.enableSystemPackageLPw(newPs.name); 13629 // Remove any native libraries from the upgraded package. 13630 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13631 } 13632 // Install the system package 13633 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13634 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13635 if (locationIsPrivileged(disabledPs.codePath)) { 13636 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13637 } 13638 13639 final PackageParser.Package newPkg; 13640 try { 13641 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13642 } catch (PackageManagerException e) { 13643 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13644 return false; 13645 } 13646 13647 // writer 13648 synchronized (mPackages) { 13649 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13650 13651 // Propagate the permissions state as we do not want to drop on the floor 13652 // runtime permissions. The update permissions method below will take 13653 // care of removing obsolete permissions and grant install permissions. 13654 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13655 updatePermissionsLPw(newPkg.packageName, newPkg, 13656 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13657 13658 if (applyUserRestrictions) { 13659 if (DEBUG_REMOVE) { 13660 Slog.d(TAG, "Propagating install state across reinstall"); 13661 } 13662 for (int i = 0; i < allUserHandles.length; i++) { 13663 if (DEBUG_REMOVE) { 13664 Slog.d(TAG, " user " + allUserHandles[i] 13665 + " => " + perUserInstalled[i]); 13666 } 13667 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13668 13669 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13670 } 13671 // Regardless of writeSettings we need to ensure that this restriction 13672 // state propagation is persisted 13673 mSettings.writeAllUsersPackageRestrictionsLPr(); 13674 } 13675 // can downgrade to reader here 13676 if (writeSettings) { 13677 mSettings.writeLPr(); 13678 } 13679 } 13680 return true; 13681 } 13682 13683 private boolean deleteInstalledPackageLI(PackageSetting ps, 13684 boolean deleteCodeAndResources, int flags, 13685 int[] allUserHandles, boolean[] perUserInstalled, 13686 PackageRemovedInfo outInfo, boolean writeSettings) { 13687 if (outInfo != null) { 13688 outInfo.uid = ps.appId; 13689 } 13690 13691 // Delete package data from internal structures and also remove data if flag is set 13692 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13693 13694 // Delete application code and resources 13695 if (deleteCodeAndResources && (outInfo != null)) { 13696 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13697 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13698 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13699 } 13700 return true; 13701 } 13702 13703 @Override 13704 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13705 int userId) { 13706 mContext.enforceCallingOrSelfPermission( 13707 android.Manifest.permission.DELETE_PACKAGES, null); 13708 synchronized (mPackages) { 13709 PackageSetting ps = mSettings.mPackages.get(packageName); 13710 if (ps == null) { 13711 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13712 return false; 13713 } 13714 if (!ps.getInstalled(userId)) { 13715 // Can't block uninstall for an app that is not installed or enabled. 13716 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13717 return false; 13718 } 13719 ps.setBlockUninstall(blockUninstall, userId); 13720 mSettings.writePackageRestrictionsLPr(userId); 13721 } 13722 return true; 13723 } 13724 13725 @Override 13726 public boolean getBlockUninstallForUser(String packageName, int userId) { 13727 synchronized (mPackages) { 13728 PackageSetting ps = mSettings.mPackages.get(packageName); 13729 if (ps == null) { 13730 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13731 return false; 13732 } 13733 return ps.getBlockUninstall(userId); 13734 } 13735 } 13736 13737 @Override 13738 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13739 int callingUid = Binder.getCallingUid(); 13740 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13741 throw new SecurityException( 13742 "setRequiredForSystemUser can only be run by the system or root"); 13743 } 13744 synchronized (mPackages) { 13745 PackageSetting ps = mSettings.mPackages.get(packageName); 13746 if (ps == null) { 13747 Log.w(TAG, "Package doesn't exist: " + packageName); 13748 return false; 13749 } 13750 if (systemUserApp) { 13751 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13752 } else { 13753 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13754 } 13755 mSettings.writeLPr(); 13756 } 13757 return true; 13758 } 13759 13760 /* 13761 * This method handles package deletion in general 13762 */ 13763 private boolean deletePackageLI(String packageName, UserHandle user, 13764 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13765 int flags, PackageRemovedInfo outInfo, 13766 boolean writeSettings) { 13767 if (packageName == null) { 13768 Slog.w(TAG, "Attempt to delete null packageName."); 13769 return false; 13770 } 13771 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13772 PackageSetting ps; 13773 boolean dataOnly = false; 13774 int removeUser = -1; 13775 int appId = -1; 13776 synchronized (mPackages) { 13777 ps = mSettings.mPackages.get(packageName); 13778 if (ps == null) { 13779 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13780 return false; 13781 } 13782 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13783 && user.getIdentifier() != UserHandle.USER_ALL) { 13784 // The caller is asking that the package only be deleted for a single 13785 // user. To do this, we just mark its uninstalled state and delete 13786 // its data. If this is a system app, we only allow this to happen if 13787 // they have set the special DELETE_SYSTEM_APP which requests different 13788 // semantics than normal for uninstalling system apps. 13789 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13790 final int userId = user.getIdentifier(); 13791 ps.setUserState(userId, 13792 COMPONENT_ENABLED_STATE_DEFAULT, 13793 false, //installed 13794 true, //stopped 13795 true, //notLaunched 13796 false, //hidden 13797 false, //suspended 13798 null, null, null, 13799 false, // blockUninstall 13800 ps.readUserState(userId).domainVerificationStatus, 0); 13801 if (!isSystemApp(ps)) { 13802 // Do not uninstall the APK if an app should be cached 13803 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13804 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13805 // Other user still have this package installed, so all 13806 // we need to do is clear this user's data and save that 13807 // it is uninstalled. 13808 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13809 removeUser = user.getIdentifier(); 13810 appId = ps.appId; 13811 scheduleWritePackageRestrictionsLocked(removeUser); 13812 } else { 13813 // We need to set it back to 'installed' so the uninstall 13814 // broadcasts will be sent correctly. 13815 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13816 ps.setInstalled(true, user.getIdentifier()); 13817 } 13818 } else { 13819 // This is a system app, so we assume that the 13820 // other users still have this package installed, so all 13821 // we need to do is clear this user's data and save that 13822 // it is uninstalled. 13823 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13824 removeUser = user.getIdentifier(); 13825 appId = ps.appId; 13826 scheduleWritePackageRestrictionsLocked(removeUser); 13827 } 13828 } 13829 } 13830 13831 if (removeUser >= 0) { 13832 // From above, we determined that we are deleting this only 13833 // for a single user. Continue the work here. 13834 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13835 if (outInfo != null) { 13836 outInfo.removedPackage = packageName; 13837 outInfo.removedAppId = appId; 13838 outInfo.removedUsers = new int[] {removeUser}; 13839 } 13840 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13841 removeKeystoreDataIfNeeded(removeUser, appId); 13842 schedulePackageCleaning(packageName, removeUser, false); 13843 synchronized (mPackages) { 13844 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13845 scheduleWritePackageRestrictionsLocked(removeUser); 13846 } 13847 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13848 } 13849 return true; 13850 } 13851 13852 if (dataOnly) { 13853 // Delete application data first 13854 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13855 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13856 return true; 13857 } 13858 13859 boolean ret = false; 13860 if (isSystemApp(ps)) { 13861 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13862 // When an updated system application is deleted we delete the existing resources as well and 13863 // fall back to existing code in system partition 13864 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13865 flags, outInfo, writeSettings); 13866 } else { 13867 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13868 // Kill application pre-emptively especially for apps on sd. 13869 killApplication(packageName, ps.appId, "uninstall pkg"); 13870 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13871 allUserHandles, perUserInstalled, 13872 outInfo, writeSettings); 13873 } 13874 13875 return ret; 13876 } 13877 13878 private final static class ClearStorageConnection implements ServiceConnection { 13879 IMediaContainerService mContainerService; 13880 13881 @Override 13882 public void onServiceConnected(ComponentName name, IBinder service) { 13883 synchronized (this) { 13884 mContainerService = IMediaContainerService.Stub.asInterface(service); 13885 notifyAll(); 13886 } 13887 } 13888 13889 @Override 13890 public void onServiceDisconnected(ComponentName name) { 13891 } 13892 } 13893 13894 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13895 final boolean mounted; 13896 if (Environment.isExternalStorageEmulated()) { 13897 mounted = true; 13898 } else { 13899 final String status = Environment.getExternalStorageState(); 13900 13901 mounted = status.equals(Environment.MEDIA_MOUNTED) 13902 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13903 } 13904 13905 if (!mounted) { 13906 return; 13907 } 13908 13909 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13910 int[] users; 13911 if (userId == UserHandle.USER_ALL) { 13912 users = sUserManager.getUserIds(); 13913 } else { 13914 users = new int[] { userId }; 13915 } 13916 final ClearStorageConnection conn = new ClearStorageConnection(); 13917 if (mContext.bindServiceAsUser( 13918 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13919 try { 13920 for (int curUser : users) { 13921 long timeout = SystemClock.uptimeMillis() + 5000; 13922 synchronized (conn) { 13923 long now = SystemClock.uptimeMillis(); 13924 while (conn.mContainerService == null && now < timeout) { 13925 try { 13926 conn.wait(timeout - now); 13927 } catch (InterruptedException e) { 13928 } 13929 } 13930 } 13931 if (conn.mContainerService == null) { 13932 return; 13933 } 13934 13935 final UserEnvironment userEnv = new UserEnvironment(curUser); 13936 clearDirectory(conn.mContainerService, 13937 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13938 if (allData) { 13939 clearDirectory(conn.mContainerService, 13940 userEnv.buildExternalStorageAppDataDirs(packageName)); 13941 clearDirectory(conn.mContainerService, 13942 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13943 } 13944 } 13945 } finally { 13946 mContext.unbindService(conn); 13947 } 13948 } 13949 } 13950 13951 @Override 13952 public void clearApplicationUserData(final String packageName, 13953 final IPackageDataObserver observer, final int userId) { 13954 mContext.enforceCallingOrSelfPermission( 13955 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13956 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13957 // Queue up an async operation since the package deletion may take a little while. 13958 mHandler.post(new Runnable() { 13959 public void run() { 13960 mHandler.removeCallbacks(this); 13961 final boolean succeeded; 13962 synchronized (mInstallLock) { 13963 succeeded = clearApplicationUserDataLI(packageName, userId); 13964 } 13965 clearExternalStorageDataSync(packageName, userId, true); 13966 if (succeeded) { 13967 // invoke DeviceStorageMonitor's update method to clear any notifications 13968 DeviceStorageMonitorInternal 13969 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13970 if (dsm != null) { 13971 dsm.checkMemory(); 13972 } 13973 } 13974 if(observer != null) { 13975 try { 13976 observer.onRemoveCompleted(packageName, succeeded); 13977 } catch (RemoteException e) { 13978 Log.i(TAG, "Observer no longer exists."); 13979 } 13980 } //end if observer 13981 } //end run 13982 }); 13983 } 13984 13985 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13986 if (packageName == null) { 13987 Slog.w(TAG, "Attempt to delete null packageName."); 13988 return false; 13989 } 13990 13991 // Try finding details about the requested package 13992 PackageParser.Package pkg; 13993 synchronized (mPackages) { 13994 pkg = mPackages.get(packageName); 13995 if (pkg == null) { 13996 final PackageSetting ps = mSettings.mPackages.get(packageName); 13997 if (ps != null) { 13998 pkg = ps.pkg; 13999 } 14000 } 14001 14002 if (pkg == null) { 14003 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14004 return false; 14005 } 14006 14007 PackageSetting ps = (PackageSetting) pkg.mExtras; 14008 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14009 } 14010 14011 // Always delete data directories for package, even if we found no other 14012 // record of app. This helps users recover from UID mismatches without 14013 // resorting to a full data wipe. 14014 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14015 if (retCode < 0) { 14016 Slog.w(TAG, "Couldn't remove cache files for package " + packageName); 14017 return false; 14018 } 14019 14020 final int appId = pkg.applicationInfo.uid; 14021 removeKeystoreDataIfNeeded(userId, appId); 14022 14023 // Create a native library symlink only if we have native libraries 14024 // and if the native libraries are 32 bit libraries. We do not provide 14025 // this symlink for 64 bit libraries. 14026 if (pkg.applicationInfo.primaryCpuAbi != null && 14027 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14028 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14029 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14030 nativeLibPath, userId) < 0) { 14031 Slog.w(TAG, "Failed linking native library dir"); 14032 return false; 14033 } 14034 } 14035 14036 return true; 14037 } 14038 14039 /** 14040 * Reverts user permission state changes (permissions and flags) in 14041 * all packages for a given user. 14042 * 14043 * @param userId The device user for which to do a reset. 14044 */ 14045 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14046 final int packageCount = mPackages.size(); 14047 for (int i = 0; i < packageCount; i++) { 14048 PackageParser.Package pkg = mPackages.valueAt(i); 14049 PackageSetting ps = (PackageSetting) pkg.mExtras; 14050 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14051 } 14052 } 14053 14054 /** 14055 * Reverts user permission state changes (permissions and flags). 14056 * 14057 * @param ps The package for which to reset. 14058 * @param userId The device user for which to do a reset. 14059 */ 14060 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14061 final PackageSetting ps, final int userId) { 14062 if (ps.pkg == null) { 14063 return; 14064 } 14065 14066 // These are flags that can change base on user actions. 14067 final int userSettableMask = FLAG_PERMISSION_USER_SET 14068 | FLAG_PERMISSION_USER_FIXED 14069 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14070 | FLAG_PERMISSION_REVIEW_REQUIRED; 14071 14072 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14073 | FLAG_PERMISSION_POLICY_FIXED; 14074 14075 boolean writeInstallPermissions = false; 14076 boolean writeRuntimePermissions = false; 14077 14078 final int permissionCount = ps.pkg.requestedPermissions.size(); 14079 for (int i = 0; i < permissionCount; i++) { 14080 String permission = ps.pkg.requestedPermissions.get(i); 14081 14082 BasePermission bp = mSettings.mPermissions.get(permission); 14083 if (bp == null) { 14084 continue; 14085 } 14086 14087 // If shared user we just reset the state to which only this app contributed. 14088 if (ps.sharedUser != null) { 14089 boolean used = false; 14090 final int packageCount = ps.sharedUser.packages.size(); 14091 for (int j = 0; j < packageCount; j++) { 14092 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14093 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14094 && pkg.pkg.requestedPermissions.contains(permission)) { 14095 used = true; 14096 break; 14097 } 14098 } 14099 if (used) { 14100 continue; 14101 } 14102 } 14103 14104 PermissionsState permissionsState = ps.getPermissionsState(); 14105 14106 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14107 14108 // Always clear the user settable flags. 14109 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14110 bp.name) != null; 14111 // If permission review is enabled and this is a legacy app, mark the 14112 // permission as requiring a review as this is the initial state. 14113 int flags = 0; 14114 if (Build.PERMISSIONS_REVIEW_REQUIRED 14115 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14116 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14117 } 14118 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14119 if (hasInstallState) { 14120 writeInstallPermissions = true; 14121 } else { 14122 writeRuntimePermissions = true; 14123 } 14124 } 14125 14126 // Below is only runtime permission handling. 14127 if (!bp.isRuntime()) { 14128 continue; 14129 } 14130 14131 // Never clobber system or policy. 14132 if ((oldFlags & policyOrSystemFlags) != 0) { 14133 continue; 14134 } 14135 14136 // If this permission was granted by default, make sure it is. 14137 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14138 if (permissionsState.grantRuntimePermission(bp, userId) 14139 != PERMISSION_OPERATION_FAILURE) { 14140 writeRuntimePermissions = true; 14141 } 14142 // If permission review is enabled the permissions for a legacy apps 14143 // are represented as constantly granted runtime ones, so don't revoke. 14144 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14145 // Otherwise, reset the permission. 14146 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14147 switch (revokeResult) { 14148 case PERMISSION_OPERATION_SUCCESS: { 14149 writeRuntimePermissions = true; 14150 } break; 14151 14152 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14153 writeRuntimePermissions = true; 14154 final int appId = ps.appId; 14155 mHandler.post(new Runnable() { 14156 @Override 14157 public void run() { 14158 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14159 } 14160 }); 14161 } break; 14162 } 14163 } 14164 } 14165 14166 // Synchronously write as we are taking permissions away. 14167 if (writeRuntimePermissions) { 14168 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14169 } 14170 14171 // Synchronously write as we are taking permissions away. 14172 if (writeInstallPermissions) { 14173 mSettings.writeLPr(); 14174 } 14175 } 14176 14177 /** 14178 * Remove entries from the keystore daemon. Will only remove it if the 14179 * {@code appId} is valid. 14180 */ 14181 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14182 if (appId < 0) { 14183 return; 14184 } 14185 14186 final KeyStore keyStore = KeyStore.getInstance(); 14187 if (keyStore != null) { 14188 if (userId == UserHandle.USER_ALL) { 14189 for (final int individual : sUserManager.getUserIds()) { 14190 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14191 } 14192 } else { 14193 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14194 } 14195 } else { 14196 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14197 } 14198 } 14199 14200 @Override 14201 public void deleteApplicationCacheFiles(final String packageName, 14202 final IPackageDataObserver observer) { 14203 mContext.enforceCallingOrSelfPermission( 14204 android.Manifest.permission.DELETE_CACHE_FILES, null); 14205 // Queue up an async operation since the package deletion may take a little while. 14206 final int userId = UserHandle.getCallingUserId(); 14207 mHandler.post(new Runnable() { 14208 public void run() { 14209 mHandler.removeCallbacks(this); 14210 final boolean succeded; 14211 synchronized (mInstallLock) { 14212 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14213 } 14214 clearExternalStorageDataSync(packageName, userId, false); 14215 if (observer != null) { 14216 try { 14217 observer.onRemoveCompleted(packageName, succeded); 14218 } catch (RemoteException e) { 14219 Log.i(TAG, "Observer no longer exists."); 14220 } 14221 } //end if observer 14222 } //end run 14223 }); 14224 } 14225 14226 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14227 if (packageName == null) { 14228 Slog.w(TAG, "Attempt to delete null packageName."); 14229 return false; 14230 } 14231 PackageParser.Package p; 14232 synchronized (mPackages) { 14233 p = mPackages.get(packageName); 14234 } 14235 if (p == null) { 14236 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14237 return false; 14238 } 14239 final ApplicationInfo applicationInfo = p.applicationInfo; 14240 if (applicationInfo == null) { 14241 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14242 return false; 14243 } 14244 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14245 if (retCode < 0) { 14246 Slog.w(TAG, "Couldn't remove cache files for package " 14247 + packageName + " u" + userId); 14248 return false; 14249 } 14250 return true; 14251 } 14252 14253 @Override 14254 public void getPackageSizeInfo(final String packageName, int userHandle, 14255 final IPackageStatsObserver observer) { 14256 mContext.enforceCallingOrSelfPermission( 14257 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14258 if (packageName == null) { 14259 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14260 } 14261 14262 PackageStats stats = new PackageStats(packageName, userHandle); 14263 14264 /* 14265 * Queue up an async operation since the package measurement may take a 14266 * little while. 14267 */ 14268 Message msg = mHandler.obtainMessage(INIT_COPY); 14269 msg.obj = new MeasureParams(stats, observer); 14270 mHandler.sendMessage(msg); 14271 } 14272 14273 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14274 PackageStats pStats) { 14275 if (packageName == null) { 14276 Slog.w(TAG, "Attempt to get size of null packageName."); 14277 return false; 14278 } 14279 PackageParser.Package p; 14280 boolean dataOnly = false; 14281 String libDirRoot = null; 14282 String asecPath = null; 14283 PackageSetting ps = null; 14284 synchronized (mPackages) { 14285 p = mPackages.get(packageName); 14286 ps = mSettings.mPackages.get(packageName); 14287 if(p == null) { 14288 dataOnly = true; 14289 if((ps == null) || (ps.pkg == null)) { 14290 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14291 return false; 14292 } 14293 p = ps.pkg; 14294 } 14295 if (ps != null) { 14296 libDirRoot = ps.legacyNativeLibraryPathString; 14297 } 14298 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14299 final long token = Binder.clearCallingIdentity(); 14300 try { 14301 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14302 if (secureContainerId != null) { 14303 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14304 } 14305 } finally { 14306 Binder.restoreCallingIdentity(token); 14307 } 14308 } 14309 } 14310 String publicSrcDir = null; 14311 if(!dataOnly) { 14312 final ApplicationInfo applicationInfo = p.applicationInfo; 14313 if (applicationInfo == null) { 14314 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14315 return false; 14316 } 14317 if (p.isForwardLocked()) { 14318 publicSrcDir = applicationInfo.getBaseResourcePath(); 14319 } 14320 } 14321 // TODO: extend to measure size of split APKs 14322 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14323 // not just the first level. 14324 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14325 // just the primary. 14326 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14327 14328 String apkPath; 14329 File packageDir = new File(p.codePath); 14330 14331 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14332 apkPath = packageDir.getAbsolutePath(); 14333 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14334 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14335 libDirRoot = null; 14336 } 14337 } else { 14338 apkPath = p.baseCodePath; 14339 } 14340 14341 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14342 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14343 if (res < 0) { 14344 return false; 14345 } 14346 14347 // Fix-up for forward-locked applications in ASEC containers. 14348 if (!isExternal(p)) { 14349 pStats.codeSize += pStats.externalCodeSize; 14350 pStats.externalCodeSize = 0L; 14351 } 14352 14353 return true; 14354 } 14355 14356 14357 @Override 14358 public void addPackageToPreferred(String packageName) { 14359 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14360 } 14361 14362 @Override 14363 public void removePackageFromPreferred(String packageName) { 14364 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14365 } 14366 14367 @Override 14368 public List<PackageInfo> getPreferredPackages(int flags) { 14369 return new ArrayList<PackageInfo>(); 14370 } 14371 14372 private int getUidTargetSdkVersionLockedLPr(int uid) { 14373 Object obj = mSettings.getUserIdLPr(uid); 14374 if (obj instanceof SharedUserSetting) { 14375 final SharedUserSetting sus = (SharedUserSetting) obj; 14376 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14377 final Iterator<PackageSetting> it = sus.packages.iterator(); 14378 while (it.hasNext()) { 14379 final PackageSetting ps = it.next(); 14380 if (ps.pkg != null) { 14381 int v = ps.pkg.applicationInfo.targetSdkVersion; 14382 if (v < vers) vers = v; 14383 } 14384 } 14385 return vers; 14386 } else if (obj instanceof PackageSetting) { 14387 final PackageSetting ps = (PackageSetting) obj; 14388 if (ps.pkg != null) { 14389 return ps.pkg.applicationInfo.targetSdkVersion; 14390 } 14391 } 14392 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14393 } 14394 14395 @Override 14396 public void addPreferredActivity(IntentFilter filter, int match, 14397 ComponentName[] set, ComponentName activity, int userId) { 14398 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14399 "Adding preferred"); 14400 } 14401 14402 private void addPreferredActivityInternal(IntentFilter filter, int match, 14403 ComponentName[] set, ComponentName activity, boolean always, int userId, 14404 String opname) { 14405 // writer 14406 int callingUid = Binder.getCallingUid(); 14407 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14408 if (filter.countActions() == 0) { 14409 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14410 return; 14411 } 14412 synchronized (mPackages) { 14413 if (mContext.checkCallingOrSelfPermission( 14414 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14415 != PackageManager.PERMISSION_GRANTED) { 14416 if (getUidTargetSdkVersionLockedLPr(callingUid) 14417 < Build.VERSION_CODES.FROYO) { 14418 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14419 + callingUid); 14420 return; 14421 } 14422 mContext.enforceCallingOrSelfPermission( 14423 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14424 } 14425 14426 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14427 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14428 + userId + ":"); 14429 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14430 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14431 scheduleWritePackageRestrictionsLocked(userId); 14432 } 14433 } 14434 14435 @Override 14436 public void replacePreferredActivity(IntentFilter filter, int match, 14437 ComponentName[] set, ComponentName activity, int userId) { 14438 if (filter.countActions() != 1) { 14439 throw new IllegalArgumentException( 14440 "replacePreferredActivity expects filter to have only 1 action."); 14441 } 14442 if (filter.countDataAuthorities() != 0 14443 || filter.countDataPaths() != 0 14444 || filter.countDataSchemes() > 1 14445 || filter.countDataTypes() != 0) { 14446 throw new IllegalArgumentException( 14447 "replacePreferredActivity expects filter to have no data authorities, " + 14448 "paths, or types; and at most one scheme."); 14449 } 14450 14451 final int callingUid = Binder.getCallingUid(); 14452 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14453 synchronized (mPackages) { 14454 if (mContext.checkCallingOrSelfPermission( 14455 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14456 != PackageManager.PERMISSION_GRANTED) { 14457 if (getUidTargetSdkVersionLockedLPr(callingUid) 14458 < Build.VERSION_CODES.FROYO) { 14459 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14460 + Binder.getCallingUid()); 14461 return; 14462 } 14463 mContext.enforceCallingOrSelfPermission( 14464 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14465 } 14466 14467 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14468 if (pir != null) { 14469 // Get all of the existing entries that exactly match this filter. 14470 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14471 if (existing != null && existing.size() == 1) { 14472 PreferredActivity cur = existing.get(0); 14473 if (DEBUG_PREFERRED) { 14474 Slog.i(TAG, "Checking replace of preferred:"); 14475 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14476 if (!cur.mPref.mAlways) { 14477 Slog.i(TAG, " -- CUR; not mAlways!"); 14478 } else { 14479 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14480 Slog.i(TAG, " -- CUR: mSet=" 14481 + Arrays.toString(cur.mPref.mSetComponents)); 14482 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14483 Slog.i(TAG, " -- NEW: mMatch=" 14484 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14485 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14486 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14487 } 14488 } 14489 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14490 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14491 && cur.mPref.sameSet(set)) { 14492 // Setting the preferred activity to what it happens to be already 14493 if (DEBUG_PREFERRED) { 14494 Slog.i(TAG, "Replacing with same preferred activity " 14495 + cur.mPref.mShortComponent + " for user " 14496 + userId + ":"); 14497 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14498 } 14499 return; 14500 } 14501 } 14502 14503 if (existing != null) { 14504 if (DEBUG_PREFERRED) { 14505 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14506 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14507 } 14508 for (int i = 0; i < existing.size(); i++) { 14509 PreferredActivity pa = existing.get(i); 14510 if (DEBUG_PREFERRED) { 14511 Slog.i(TAG, "Removing existing preferred activity " 14512 + pa.mPref.mComponent + ":"); 14513 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14514 } 14515 pir.removeFilter(pa); 14516 } 14517 } 14518 } 14519 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14520 "Replacing preferred"); 14521 } 14522 } 14523 14524 @Override 14525 public void clearPackagePreferredActivities(String packageName) { 14526 final int uid = Binder.getCallingUid(); 14527 // writer 14528 synchronized (mPackages) { 14529 PackageParser.Package pkg = mPackages.get(packageName); 14530 if (pkg == null || pkg.applicationInfo.uid != uid) { 14531 if (mContext.checkCallingOrSelfPermission( 14532 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14533 != PackageManager.PERMISSION_GRANTED) { 14534 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14535 < Build.VERSION_CODES.FROYO) { 14536 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14537 + Binder.getCallingUid()); 14538 return; 14539 } 14540 mContext.enforceCallingOrSelfPermission( 14541 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14542 } 14543 } 14544 14545 int user = UserHandle.getCallingUserId(); 14546 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14547 scheduleWritePackageRestrictionsLocked(user); 14548 } 14549 } 14550 } 14551 14552 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14553 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14554 ArrayList<PreferredActivity> removed = null; 14555 boolean changed = false; 14556 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14557 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14558 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14559 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14560 continue; 14561 } 14562 Iterator<PreferredActivity> it = pir.filterIterator(); 14563 while (it.hasNext()) { 14564 PreferredActivity pa = it.next(); 14565 // Mark entry for removal only if it matches the package name 14566 // and the entry is of type "always". 14567 if (packageName == null || 14568 (pa.mPref.mComponent.getPackageName().equals(packageName) 14569 && pa.mPref.mAlways)) { 14570 if (removed == null) { 14571 removed = new ArrayList<PreferredActivity>(); 14572 } 14573 removed.add(pa); 14574 } 14575 } 14576 if (removed != null) { 14577 for (int j=0; j<removed.size(); j++) { 14578 PreferredActivity pa = removed.get(j); 14579 pir.removeFilter(pa); 14580 } 14581 changed = true; 14582 } 14583 } 14584 return changed; 14585 } 14586 14587 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14588 private void clearIntentFilterVerificationsLPw(int userId) { 14589 final int packageCount = mPackages.size(); 14590 for (int i = 0; i < packageCount; i++) { 14591 PackageParser.Package pkg = mPackages.valueAt(i); 14592 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14593 } 14594 } 14595 14596 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14597 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14598 if (userId == UserHandle.USER_ALL) { 14599 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14600 sUserManager.getUserIds())) { 14601 for (int oneUserId : sUserManager.getUserIds()) { 14602 scheduleWritePackageRestrictionsLocked(oneUserId); 14603 } 14604 } 14605 } else { 14606 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14607 scheduleWritePackageRestrictionsLocked(userId); 14608 } 14609 } 14610 } 14611 14612 void clearDefaultBrowserIfNeeded(String packageName) { 14613 for (int oneUserId : sUserManager.getUserIds()) { 14614 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14615 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14616 if (packageName.equals(defaultBrowserPackageName)) { 14617 setDefaultBrowserPackageName(null, oneUserId); 14618 } 14619 } 14620 } 14621 14622 @Override 14623 public void resetApplicationPreferences(int userId) { 14624 mContext.enforceCallingOrSelfPermission( 14625 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14626 // writer 14627 synchronized (mPackages) { 14628 final long identity = Binder.clearCallingIdentity(); 14629 try { 14630 clearPackagePreferredActivitiesLPw(null, userId); 14631 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14632 // TODO: We have to reset the default SMS and Phone. This requires 14633 // significant refactoring to keep all default apps in the package 14634 // manager (cleaner but more work) or have the services provide 14635 // callbacks to the package manager to request a default app reset. 14636 applyFactoryDefaultBrowserLPw(userId); 14637 clearIntentFilterVerificationsLPw(userId); 14638 primeDomainVerificationsLPw(userId); 14639 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14640 scheduleWritePackageRestrictionsLocked(userId); 14641 } finally { 14642 Binder.restoreCallingIdentity(identity); 14643 } 14644 } 14645 } 14646 14647 @Override 14648 public int getPreferredActivities(List<IntentFilter> outFilters, 14649 List<ComponentName> outActivities, String packageName) { 14650 14651 int num = 0; 14652 final int userId = UserHandle.getCallingUserId(); 14653 // reader 14654 synchronized (mPackages) { 14655 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14656 if (pir != null) { 14657 final Iterator<PreferredActivity> it = pir.filterIterator(); 14658 while (it.hasNext()) { 14659 final PreferredActivity pa = it.next(); 14660 if (packageName == null 14661 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14662 && pa.mPref.mAlways)) { 14663 if (outFilters != null) { 14664 outFilters.add(new IntentFilter(pa)); 14665 } 14666 if (outActivities != null) { 14667 outActivities.add(pa.mPref.mComponent); 14668 } 14669 } 14670 } 14671 } 14672 } 14673 14674 return num; 14675 } 14676 14677 @Override 14678 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14679 int userId) { 14680 int callingUid = Binder.getCallingUid(); 14681 if (callingUid != Process.SYSTEM_UID) { 14682 throw new SecurityException( 14683 "addPersistentPreferredActivity can only be run by the system"); 14684 } 14685 if (filter.countActions() == 0) { 14686 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14687 return; 14688 } 14689 synchronized (mPackages) { 14690 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14691 ":"); 14692 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14693 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14694 new PersistentPreferredActivity(filter, activity)); 14695 scheduleWritePackageRestrictionsLocked(userId); 14696 } 14697 } 14698 14699 @Override 14700 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14701 int callingUid = Binder.getCallingUid(); 14702 if (callingUid != Process.SYSTEM_UID) { 14703 throw new SecurityException( 14704 "clearPackagePersistentPreferredActivities can only be run by the system"); 14705 } 14706 ArrayList<PersistentPreferredActivity> removed = null; 14707 boolean changed = false; 14708 synchronized (mPackages) { 14709 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14710 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14711 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14712 .valueAt(i); 14713 if (userId != thisUserId) { 14714 continue; 14715 } 14716 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14717 while (it.hasNext()) { 14718 PersistentPreferredActivity ppa = it.next(); 14719 // Mark entry for removal only if it matches the package name. 14720 if (ppa.mComponent.getPackageName().equals(packageName)) { 14721 if (removed == null) { 14722 removed = new ArrayList<PersistentPreferredActivity>(); 14723 } 14724 removed.add(ppa); 14725 } 14726 } 14727 if (removed != null) { 14728 for (int j=0; j<removed.size(); j++) { 14729 PersistentPreferredActivity ppa = removed.get(j); 14730 ppir.removeFilter(ppa); 14731 } 14732 changed = true; 14733 } 14734 } 14735 14736 if (changed) { 14737 scheduleWritePackageRestrictionsLocked(userId); 14738 } 14739 } 14740 } 14741 14742 /** 14743 * Common machinery for picking apart a restored XML blob and passing 14744 * it to a caller-supplied functor to be applied to the running system. 14745 */ 14746 private void restoreFromXml(XmlPullParser parser, int userId, 14747 String expectedStartTag, BlobXmlRestorer functor) 14748 throws IOException, XmlPullParserException { 14749 int type; 14750 while ((type = parser.next()) != XmlPullParser.START_TAG 14751 && type != XmlPullParser.END_DOCUMENT) { 14752 } 14753 if (type != XmlPullParser.START_TAG) { 14754 // oops didn't find a start tag?! 14755 if (DEBUG_BACKUP) { 14756 Slog.e(TAG, "Didn't find start tag during restore"); 14757 } 14758 return; 14759 } 14760 14761 // this is supposed to be TAG_PREFERRED_BACKUP 14762 if (!expectedStartTag.equals(parser.getName())) { 14763 if (DEBUG_BACKUP) { 14764 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14765 } 14766 return; 14767 } 14768 14769 // skip interfering stuff, then we're aligned with the backing implementation 14770 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14771 functor.apply(parser, userId); 14772 } 14773 14774 private interface BlobXmlRestorer { 14775 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14776 } 14777 14778 /** 14779 * Non-Binder method, support for the backup/restore mechanism: write the 14780 * full set of preferred activities in its canonical XML format. Returns the 14781 * XML output as a byte array, or null if there is none. 14782 */ 14783 @Override 14784 public byte[] getPreferredActivityBackup(int userId) { 14785 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14786 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14787 } 14788 14789 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14790 try { 14791 final XmlSerializer serializer = new FastXmlSerializer(); 14792 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14793 serializer.startDocument(null, true); 14794 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14795 14796 synchronized (mPackages) { 14797 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14798 } 14799 14800 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14801 serializer.endDocument(); 14802 serializer.flush(); 14803 } catch (Exception e) { 14804 if (DEBUG_BACKUP) { 14805 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14806 } 14807 return null; 14808 } 14809 14810 return dataStream.toByteArray(); 14811 } 14812 14813 @Override 14814 public void restorePreferredActivities(byte[] backup, int userId) { 14815 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14816 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14817 } 14818 14819 try { 14820 final XmlPullParser parser = Xml.newPullParser(); 14821 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14822 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14823 new BlobXmlRestorer() { 14824 @Override 14825 public void apply(XmlPullParser parser, int userId) 14826 throws XmlPullParserException, IOException { 14827 synchronized (mPackages) { 14828 mSettings.readPreferredActivitiesLPw(parser, userId); 14829 } 14830 } 14831 } ); 14832 } catch (Exception e) { 14833 if (DEBUG_BACKUP) { 14834 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14835 } 14836 } 14837 } 14838 14839 /** 14840 * Non-Binder method, support for the backup/restore mechanism: write the 14841 * default browser (etc) settings in its canonical XML format. Returns the default 14842 * browser XML representation as a byte array, or null if there is none. 14843 */ 14844 @Override 14845 public byte[] getDefaultAppsBackup(int userId) { 14846 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14847 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14848 } 14849 14850 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14851 try { 14852 final XmlSerializer serializer = new FastXmlSerializer(); 14853 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14854 serializer.startDocument(null, true); 14855 serializer.startTag(null, TAG_DEFAULT_APPS); 14856 14857 synchronized (mPackages) { 14858 mSettings.writeDefaultAppsLPr(serializer, userId); 14859 } 14860 14861 serializer.endTag(null, TAG_DEFAULT_APPS); 14862 serializer.endDocument(); 14863 serializer.flush(); 14864 } catch (Exception e) { 14865 if (DEBUG_BACKUP) { 14866 Slog.e(TAG, "Unable to write default apps for backup", e); 14867 } 14868 return null; 14869 } 14870 14871 return dataStream.toByteArray(); 14872 } 14873 14874 @Override 14875 public void restoreDefaultApps(byte[] backup, int userId) { 14876 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14877 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14878 } 14879 14880 try { 14881 final XmlPullParser parser = Xml.newPullParser(); 14882 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14883 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14884 new BlobXmlRestorer() { 14885 @Override 14886 public void apply(XmlPullParser parser, int userId) 14887 throws XmlPullParserException, IOException { 14888 synchronized (mPackages) { 14889 mSettings.readDefaultAppsLPw(parser, userId); 14890 } 14891 } 14892 } ); 14893 } catch (Exception e) { 14894 if (DEBUG_BACKUP) { 14895 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14896 } 14897 } 14898 } 14899 14900 @Override 14901 public byte[] getIntentFilterVerificationBackup(int userId) { 14902 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14903 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14904 } 14905 14906 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14907 try { 14908 final XmlSerializer serializer = new FastXmlSerializer(); 14909 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14910 serializer.startDocument(null, true); 14911 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14912 14913 synchronized (mPackages) { 14914 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14915 } 14916 14917 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14918 serializer.endDocument(); 14919 serializer.flush(); 14920 } catch (Exception e) { 14921 if (DEBUG_BACKUP) { 14922 Slog.e(TAG, "Unable to write default apps for backup", e); 14923 } 14924 return null; 14925 } 14926 14927 return dataStream.toByteArray(); 14928 } 14929 14930 @Override 14931 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14932 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14933 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14934 } 14935 14936 try { 14937 final XmlPullParser parser = Xml.newPullParser(); 14938 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14939 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14940 new BlobXmlRestorer() { 14941 @Override 14942 public void apply(XmlPullParser parser, int userId) 14943 throws XmlPullParserException, IOException { 14944 synchronized (mPackages) { 14945 mSettings.readAllDomainVerificationsLPr(parser, userId); 14946 mSettings.writeLPr(); 14947 } 14948 } 14949 } ); 14950 } catch (Exception e) { 14951 if (DEBUG_BACKUP) { 14952 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14953 } 14954 } 14955 } 14956 14957 @Override 14958 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14959 int sourceUserId, int targetUserId, int flags) { 14960 mContext.enforceCallingOrSelfPermission( 14961 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14962 int callingUid = Binder.getCallingUid(); 14963 enforceOwnerRights(ownerPackage, callingUid); 14964 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14965 if (intentFilter.countActions() == 0) { 14966 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14967 return; 14968 } 14969 synchronized (mPackages) { 14970 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14971 ownerPackage, targetUserId, flags); 14972 CrossProfileIntentResolver resolver = 14973 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14974 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14975 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14976 if (existing != null) { 14977 int size = existing.size(); 14978 for (int i = 0; i < size; i++) { 14979 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14980 return; 14981 } 14982 } 14983 } 14984 resolver.addFilter(newFilter); 14985 scheduleWritePackageRestrictionsLocked(sourceUserId); 14986 } 14987 } 14988 14989 @Override 14990 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14991 mContext.enforceCallingOrSelfPermission( 14992 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14993 int callingUid = Binder.getCallingUid(); 14994 enforceOwnerRights(ownerPackage, callingUid); 14995 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14996 synchronized (mPackages) { 14997 CrossProfileIntentResolver resolver = 14998 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14999 ArraySet<CrossProfileIntentFilter> set = 15000 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15001 for (CrossProfileIntentFilter filter : set) { 15002 if (filter.getOwnerPackage().equals(ownerPackage)) { 15003 resolver.removeFilter(filter); 15004 } 15005 } 15006 scheduleWritePackageRestrictionsLocked(sourceUserId); 15007 } 15008 } 15009 15010 // Enforcing that callingUid is owning pkg on userId 15011 private void enforceOwnerRights(String pkg, int callingUid) { 15012 // The system owns everything. 15013 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15014 return; 15015 } 15016 int callingUserId = UserHandle.getUserId(callingUid); 15017 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15018 if (pi == null) { 15019 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15020 + callingUserId); 15021 } 15022 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15023 throw new SecurityException("Calling uid " + callingUid 15024 + " does not own package " + pkg); 15025 } 15026 } 15027 15028 @Override 15029 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15030 Intent intent = new Intent(Intent.ACTION_MAIN); 15031 intent.addCategory(Intent.CATEGORY_HOME); 15032 15033 final int callingUserId = UserHandle.getCallingUserId(); 15034 List<ResolveInfo> list = queryIntentActivities(intent, null, 15035 PackageManager.GET_META_DATA, callingUserId); 15036 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15037 true, false, false, callingUserId); 15038 15039 allHomeCandidates.clear(); 15040 if (list != null) { 15041 for (ResolveInfo ri : list) { 15042 allHomeCandidates.add(ri); 15043 } 15044 } 15045 return (preferred == null || preferred.activityInfo == null) 15046 ? null 15047 : new ComponentName(preferred.activityInfo.packageName, 15048 preferred.activityInfo.name); 15049 } 15050 15051 @Override 15052 public void setApplicationEnabledSetting(String appPackageName, 15053 int newState, int flags, int userId, String callingPackage) { 15054 if (!sUserManager.exists(userId)) return; 15055 if (callingPackage == null) { 15056 callingPackage = Integer.toString(Binder.getCallingUid()); 15057 } 15058 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15059 } 15060 15061 @Override 15062 public void setComponentEnabledSetting(ComponentName componentName, 15063 int newState, int flags, int userId) { 15064 if (!sUserManager.exists(userId)) return; 15065 setEnabledSetting(componentName.getPackageName(), 15066 componentName.getClassName(), newState, flags, userId, null); 15067 } 15068 15069 private void setEnabledSetting(final String packageName, String className, int newState, 15070 final int flags, int userId, String callingPackage) { 15071 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15072 || newState == COMPONENT_ENABLED_STATE_ENABLED 15073 || newState == COMPONENT_ENABLED_STATE_DISABLED 15074 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15075 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15076 throw new IllegalArgumentException("Invalid new component state: " 15077 + newState); 15078 } 15079 PackageSetting pkgSetting; 15080 final int uid = Binder.getCallingUid(); 15081 final int permission = mContext.checkCallingOrSelfPermission( 15082 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15083 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15084 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15085 boolean sendNow = false; 15086 boolean isApp = (className == null); 15087 String componentName = isApp ? packageName : className; 15088 int packageUid = -1; 15089 ArrayList<String> components; 15090 15091 // writer 15092 synchronized (mPackages) { 15093 pkgSetting = mSettings.mPackages.get(packageName); 15094 if (pkgSetting == null) { 15095 if (className == null) { 15096 throw new IllegalArgumentException("Unknown package: " + packageName); 15097 } 15098 throw new IllegalArgumentException( 15099 "Unknown component: " + packageName + "/" + className); 15100 } 15101 // Allow root and verify that userId is not being specified by a different user 15102 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15103 throw new SecurityException( 15104 "Permission Denial: attempt to change component state from pid=" 15105 + Binder.getCallingPid() 15106 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15107 } 15108 if (className == null) { 15109 // We're dealing with an application/package level state change 15110 if (pkgSetting.getEnabled(userId) == newState) { 15111 // Nothing to do 15112 return; 15113 } 15114 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15115 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15116 // Don't care about who enables an app. 15117 callingPackage = null; 15118 } 15119 pkgSetting.setEnabled(newState, userId, callingPackage); 15120 // pkgSetting.pkg.mSetEnabled = newState; 15121 } else { 15122 // We're dealing with a component level state change 15123 // First, verify that this is a valid class name. 15124 PackageParser.Package pkg = pkgSetting.pkg; 15125 if (pkg == null || !pkg.hasComponentClassName(className)) { 15126 if (pkg != null && 15127 pkg.applicationInfo.targetSdkVersion >= 15128 Build.VERSION_CODES.JELLY_BEAN) { 15129 throw new IllegalArgumentException("Component class " + className 15130 + " does not exist in " + packageName); 15131 } else { 15132 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15133 + className + " does not exist in " + packageName); 15134 } 15135 } 15136 switch (newState) { 15137 case COMPONENT_ENABLED_STATE_ENABLED: 15138 if (!pkgSetting.enableComponentLPw(className, userId)) { 15139 return; 15140 } 15141 break; 15142 case COMPONENT_ENABLED_STATE_DISABLED: 15143 if (!pkgSetting.disableComponentLPw(className, userId)) { 15144 return; 15145 } 15146 break; 15147 case COMPONENT_ENABLED_STATE_DEFAULT: 15148 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15149 return; 15150 } 15151 break; 15152 default: 15153 Slog.e(TAG, "Invalid new component state: " + newState); 15154 return; 15155 } 15156 } 15157 scheduleWritePackageRestrictionsLocked(userId); 15158 components = mPendingBroadcasts.get(userId, packageName); 15159 final boolean newPackage = components == null; 15160 if (newPackage) { 15161 components = new ArrayList<String>(); 15162 } 15163 if (!components.contains(componentName)) { 15164 components.add(componentName); 15165 } 15166 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15167 sendNow = true; 15168 // Purge entry from pending broadcast list if another one exists already 15169 // since we are sending one right away. 15170 mPendingBroadcasts.remove(userId, packageName); 15171 } else { 15172 if (newPackage) { 15173 mPendingBroadcasts.put(userId, packageName, components); 15174 } 15175 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15176 // Schedule a message 15177 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15178 } 15179 } 15180 } 15181 15182 long callingId = Binder.clearCallingIdentity(); 15183 try { 15184 if (sendNow) { 15185 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15186 sendPackageChangedBroadcast(packageName, 15187 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15188 } 15189 } finally { 15190 Binder.restoreCallingIdentity(callingId); 15191 } 15192 } 15193 15194 private void sendPackageChangedBroadcast(String packageName, 15195 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15196 if (DEBUG_INSTALL) 15197 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15198 + componentNames); 15199 Bundle extras = new Bundle(4); 15200 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15201 String nameList[] = new String[componentNames.size()]; 15202 componentNames.toArray(nameList); 15203 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15204 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15205 extras.putInt(Intent.EXTRA_UID, packageUid); 15206 // If this is not reporting a change of the overall package, then only send it 15207 // to registered receivers. We don't want to launch a swath of apps for every 15208 // little component state change. 15209 final int flags = !componentNames.contains(packageName) 15210 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15211 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15212 new int[] {UserHandle.getUserId(packageUid)}); 15213 } 15214 15215 @Override 15216 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15217 if (!sUserManager.exists(userId)) return; 15218 final int uid = Binder.getCallingUid(); 15219 final int permission = mContext.checkCallingOrSelfPermission( 15220 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15221 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15222 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15223 // writer 15224 synchronized (mPackages) { 15225 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15226 allowedByPermission, uid, userId)) { 15227 scheduleWritePackageRestrictionsLocked(userId); 15228 } 15229 } 15230 } 15231 15232 @Override 15233 public String getInstallerPackageName(String packageName) { 15234 // reader 15235 synchronized (mPackages) { 15236 return mSettings.getInstallerPackageNameLPr(packageName); 15237 } 15238 } 15239 15240 @Override 15241 public int getApplicationEnabledSetting(String packageName, int userId) { 15242 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15243 int uid = Binder.getCallingUid(); 15244 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15245 // reader 15246 synchronized (mPackages) { 15247 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15248 } 15249 } 15250 15251 @Override 15252 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15253 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15254 int uid = Binder.getCallingUid(); 15255 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15256 // reader 15257 synchronized (mPackages) { 15258 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15259 } 15260 } 15261 15262 @Override 15263 public void enterSafeMode() { 15264 enforceSystemOrRoot("Only the system can request entering safe mode"); 15265 15266 if (!mSystemReady) { 15267 mSafeMode = true; 15268 } 15269 } 15270 15271 @Override 15272 public void systemReady() { 15273 mSystemReady = true; 15274 15275 // Read the compatibilty setting when the system is ready. 15276 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15277 mContext.getContentResolver(), 15278 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15279 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15280 if (DEBUG_SETTINGS) { 15281 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15282 } 15283 15284 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15285 15286 synchronized (mPackages) { 15287 // Verify that all of the preferred activity components actually 15288 // exist. It is possible for applications to be updated and at 15289 // that point remove a previously declared activity component that 15290 // had been set as a preferred activity. We try to clean this up 15291 // the next time we encounter that preferred activity, but it is 15292 // possible for the user flow to never be able to return to that 15293 // situation so here we do a sanity check to make sure we haven't 15294 // left any junk around. 15295 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15296 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15297 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15298 removed.clear(); 15299 for (PreferredActivity pa : pir.filterSet()) { 15300 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15301 removed.add(pa); 15302 } 15303 } 15304 if (removed.size() > 0) { 15305 for (int r=0; r<removed.size(); r++) { 15306 PreferredActivity pa = removed.get(r); 15307 Slog.w(TAG, "Removing dangling preferred activity: " 15308 + pa.mPref.mComponent); 15309 pir.removeFilter(pa); 15310 } 15311 mSettings.writePackageRestrictionsLPr( 15312 mSettings.mPreferredActivities.keyAt(i)); 15313 } 15314 } 15315 15316 for (int userId : UserManagerService.getInstance().getUserIds()) { 15317 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15318 grantPermissionsUserIds = ArrayUtils.appendInt( 15319 grantPermissionsUserIds, userId); 15320 } 15321 } 15322 } 15323 sUserManager.systemReady(); 15324 15325 // If we upgraded grant all default permissions before kicking off. 15326 for (int userId : grantPermissionsUserIds) { 15327 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15328 } 15329 15330 // Kick off any messages waiting for system ready 15331 if (mPostSystemReadyMessages != null) { 15332 for (Message msg : mPostSystemReadyMessages) { 15333 msg.sendToTarget(); 15334 } 15335 mPostSystemReadyMessages = null; 15336 } 15337 15338 // Watch for external volumes that come and go over time 15339 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15340 storage.registerListener(mStorageListener); 15341 15342 mInstallerService.systemReady(); 15343 mPackageDexOptimizer.systemReady(); 15344 15345 MountServiceInternal mountServiceInternal = LocalServices.getService( 15346 MountServiceInternal.class); 15347 mountServiceInternal.addExternalStoragePolicy( 15348 new MountServiceInternal.ExternalStorageMountPolicy() { 15349 @Override 15350 public int getMountMode(int uid, String packageName) { 15351 if (Process.isIsolated(uid)) { 15352 return Zygote.MOUNT_EXTERNAL_NONE; 15353 } 15354 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15355 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15356 } 15357 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15358 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15359 } 15360 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15361 return Zygote.MOUNT_EXTERNAL_READ; 15362 } 15363 return Zygote.MOUNT_EXTERNAL_WRITE; 15364 } 15365 15366 @Override 15367 public boolean hasExternalStorage(int uid, String packageName) { 15368 return true; 15369 } 15370 }); 15371 } 15372 15373 @Override 15374 public boolean isSafeMode() { 15375 return mSafeMode; 15376 } 15377 15378 @Override 15379 public boolean hasSystemUidErrors() { 15380 return mHasSystemUidErrors; 15381 } 15382 15383 static String arrayToString(int[] array) { 15384 StringBuffer buf = new StringBuffer(128); 15385 buf.append('['); 15386 if (array != null) { 15387 for (int i=0; i<array.length; i++) { 15388 if (i > 0) buf.append(", "); 15389 buf.append(array[i]); 15390 } 15391 } 15392 buf.append(']'); 15393 return buf.toString(); 15394 } 15395 15396 static class DumpState { 15397 public static final int DUMP_LIBS = 1 << 0; 15398 public static final int DUMP_FEATURES = 1 << 1; 15399 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15400 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15401 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15402 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15403 public static final int DUMP_PERMISSIONS = 1 << 6; 15404 public static final int DUMP_PACKAGES = 1 << 7; 15405 public static final int DUMP_SHARED_USERS = 1 << 8; 15406 public static final int DUMP_MESSAGES = 1 << 9; 15407 public static final int DUMP_PROVIDERS = 1 << 10; 15408 public static final int DUMP_VERIFIERS = 1 << 11; 15409 public static final int DUMP_PREFERRED = 1 << 12; 15410 public static final int DUMP_PREFERRED_XML = 1 << 13; 15411 public static final int DUMP_KEYSETS = 1 << 14; 15412 public static final int DUMP_VERSION = 1 << 15; 15413 public static final int DUMP_INSTALLS = 1 << 16; 15414 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15415 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15416 15417 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15418 15419 private int mTypes; 15420 15421 private int mOptions; 15422 15423 private boolean mTitlePrinted; 15424 15425 private SharedUserSetting mSharedUser; 15426 15427 public boolean isDumping(int type) { 15428 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15429 return true; 15430 } 15431 15432 return (mTypes & type) != 0; 15433 } 15434 15435 public void setDump(int type) { 15436 mTypes |= type; 15437 } 15438 15439 public boolean isOptionEnabled(int option) { 15440 return (mOptions & option) != 0; 15441 } 15442 15443 public void setOptionEnabled(int option) { 15444 mOptions |= option; 15445 } 15446 15447 public boolean onTitlePrinted() { 15448 final boolean printed = mTitlePrinted; 15449 mTitlePrinted = true; 15450 return printed; 15451 } 15452 15453 public boolean getTitlePrinted() { 15454 return mTitlePrinted; 15455 } 15456 15457 public void setTitlePrinted(boolean enabled) { 15458 mTitlePrinted = enabled; 15459 } 15460 15461 public SharedUserSetting getSharedUser() { 15462 return mSharedUser; 15463 } 15464 15465 public void setSharedUser(SharedUserSetting user) { 15466 mSharedUser = user; 15467 } 15468 } 15469 15470 @Override 15471 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15472 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15473 (new PackageManagerShellCommand(this)).exec( 15474 this, in, out, err, args, resultReceiver); 15475 } 15476 15477 @Override 15478 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15479 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15480 != PackageManager.PERMISSION_GRANTED) { 15481 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15482 + Binder.getCallingPid() 15483 + ", uid=" + Binder.getCallingUid() 15484 + " without permission " 15485 + android.Manifest.permission.DUMP); 15486 return; 15487 } 15488 15489 DumpState dumpState = new DumpState(); 15490 boolean fullPreferred = false; 15491 boolean checkin = false; 15492 15493 String packageName = null; 15494 ArraySet<String> permissionNames = null; 15495 15496 int opti = 0; 15497 while (opti < args.length) { 15498 String opt = args[opti]; 15499 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15500 break; 15501 } 15502 opti++; 15503 15504 if ("-a".equals(opt)) { 15505 // Right now we only know how to print all. 15506 } else if ("-h".equals(opt)) { 15507 pw.println("Package manager dump options:"); 15508 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15509 pw.println(" --checkin: dump for a checkin"); 15510 pw.println(" -f: print details of intent filters"); 15511 pw.println(" -h: print this help"); 15512 pw.println(" cmd may be one of:"); 15513 pw.println(" l[ibraries]: list known shared libraries"); 15514 pw.println(" f[eatures]: list device features"); 15515 pw.println(" k[eysets]: print known keysets"); 15516 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15517 pw.println(" perm[issions]: dump permissions"); 15518 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15519 pw.println(" pref[erred]: print preferred package settings"); 15520 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15521 pw.println(" prov[iders]: dump content providers"); 15522 pw.println(" p[ackages]: dump installed packages"); 15523 pw.println(" s[hared-users]: dump shared user IDs"); 15524 pw.println(" m[essages]: print collected runtime messages"); 15525 pw.println(" v[erifiers]: print package verifier info"); 15526 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15527 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15528 pw.println(" version: print database version info"); 15529 pw.println(" write: write current settings now"); 15530 pw.println(" installs: details about install sessions"); 15531 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15532 pw.println(" <package.name>: info about given package"); 15533 return; 15534 } else if ("--checkin".equals(opt)) { 15535 checkin = true; 15536 } else if ("-f".equals(opt)) { 15537 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15538 } else { 15539 pw.println("Unknown argument: " + opt + "; use -h for help"); 15540 } 15541 } 15542 15543 // Is the caller requesting to dump a particular piece of data? 15544 if (opti < args.length) { 15545 String cmd = args[opti]; 15546 opti++; 15547 // Is this a package name? 15548 if ("android".equals(cmd) || cmd.contains(".")) { 15549 packageName = cmd; 15550 // When dumping a single package, we always dump all of its 15551 // filter information since the amount of data will be reasonable. 15552 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15553 } else if ("check-permission".equals(cmd)) { 15554 if (opti >= args.length) { 15555 pw.println("Error: check-permission missing permission argument"); 15556 return; 15557 } 15558 String perm = args[opti]; 15559 opti++; 15560 if (opti >= args.length) { 15561 pw.println("Error: check-permission missing package argument"); 15562 return; 15563 } 15564 String pkg = args[opti]; 15565 opti++; 15566 int user = UserHandle.getUserId(Binder.getCallingUid()); 15567 if (opti < args.length) { 15568 try { 15569 user = Integer.parseInt(args[opti]); 15570 } catch (NumberFormatException e) { 15571 pw.println("Error: check-permission user argument is not a number: " 15572 + args[opti]); 15573 return; 15574 } 15575 } 15576 pw.println(checkPermission(perm, pkg, user)); 15577 return; 15578 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15579 dumpState.setDump(DumpState.DUMP_LIBS); 15580 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15581 dumpState.setDump(DumpState.DUMP_FEATURES); 15582 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15583 if (opti >= args.length) { 15584 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15585 | DumpState.DUMP_SERVICE_RESOLVERS 15586 | DumpState.DUMP_RECEIVER_RESOLVERS 15587 | DumpState.DUMP_CONTENT_RESOLVERS); 15588 } else { 15589 while (opti < args.length) { 15590 String name = args[opti]; 15591 if ("a".equals(name) || "activity".equals(name)) { 15592 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15593 } else if ("s".equals(name) || "service".equals(name)) { 15594 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15595 } else if ("r".equals(name) || "receiver".equals(name)) { 15596 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15597 } else if ("c".equals(name) || "content".equals(name)) { 15598 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15599 } else { 15600 pw.println("Error: unknown resolver table type: " + name); 15601 return; 15602 } 15603 opti++; 15604 } 15605 } 15606 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15607 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15608 } else if ("permission".equals(cmd)) { 15609 if (opti >= args.length) { 15610 pw.println("Error: permission requires permission name"); 15611 return; 15612 } 15613 permissionNames = new ArraySet<>(); 15614 while (opti < args.length) { 15615 permissionNames.add(args[opti]); 15616 opti++; 15617 } 15618 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15619 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15620 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15621 dumpState.setDump(DumpState.DUMP_PREFERRED); 15622 } else if ("preferred-xml".equals(cmd)) { 15623 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15624 if (opti < args.length && "--full".equals(args[opti])) { 15625 fullPreferred = true; 15626 opti++; 15627 } 15628 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15629 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15630 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15631 dumpState.setDump(DumpState.DUMP_PACKAGES); 15632 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15633 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15634 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15635 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15636 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15637 dumpState.setDump(DumpState.DUMP_MESSAGES); 15638 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15639 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15640 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15641 || "intent-filter-verifiers".equals(cmd)) { 15642 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15643 } else if ("version".equals(cmd)) { 15644 dumpState.setDump(DumpState.DUMP_VERSION); 15645 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15646 dumpState.setDump(DumpState.DUMP_KEYSETS); 15647 } else if ("installs".equals(cmd)) { 15648 dumpState.setDump(DumpState.DUMP_INSTALLS); 15649 } else if ("write".equals(cmd)) { 15650 synchronized (mPackages) { 15651 mSettings.writeLPr(); 15652 pw.println("Settings written."); 15653 return; 15654 } 15655 } 15656 } 15657 15658 if (checkin) { 15659 pw.println("vers,1"); 15660 } 15661 15662 // reader 15663 synchronized (mPackages) { 15664 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15665 if (!checkin) { 15666 if (dumpState.onTitlePrinted()) 15667 pw.println(); 15668 pw.println("Database versions:"); 15669 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15670 } 15671 } 15672 15673 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15674 if (!checkin) { 15675 if (dumpState.onTitlePrinted()) 15676 pw.println(); 15677 pw.println("Verifiers:"); 15678 pw.print(" Required: "); 15679 pw.print(mRequiredVerifierPackage); 15680 pw.print(" (uid="); 15681 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15682 pw.println(")"); 15683 } else if (mRequiredVerifierPackage != null) { 15684 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15685 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15686 } 15687 } 15688 15689 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15690 packageName == null) { 15691 if (mIntentFilterVerifierComponent != null) { 15692 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15693 if (!checkin) { 15694 if (dumpState.onTitlePrinted()) 15695 pw.println(); 15696 pw.println("Intent Filter Verifier:"); 15697 pw.print(" Using: "); 15698 pw.print(verifierPackageName); 15699 pw.print(" (uid="); 15700 pw.print(getPackageUid(verifierPackageName, 0)); 15701 pw.println(")"); 15702 } else if (verifierPackageName != null) { 15703 pw.print("ifv,"); pw.print(verifierPackageName); 15704 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15705 } 15706 } else { 15707 pw.println(); 15708 pw.println("No Intent Filter Verifier available!"); 15709 } 15710 } 15711 15712 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15713 boolean printedHeader = false; 15714 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15715 while (it.hasNext()) { 15716 String name = it.next(); 15717 SharedLibraryEntry ent = mSharedLibraries.get(name); 15718 if (!checkin) { 15719 if (!printedHeader) { 15720 if (dumpState.onTitlePrinted()) 15721 pw.println(); 15722 pw.println("Libraries:"); 15723 printedHeader = true; 15724 } 15725 pw.print(" "); 15726 } else { 15727 pw.print("lib,"); 15728 } 15729 pw.print(name); 15730 if (!checkin) { 15731 pw.print(" -> "); 15732 } 15733 if (ent.path != null) { 15734 if (!checkin) { 15735 pw.print("(jar) "); 15736 pw.print(ent.path); 15737 } else { 15738 pw.print(",jar,"); 15739 pw.print(ent.path); 15740 } 15741 } else { 15742 if (!checkin) { 15743 pw.print("(apk) "); 15744 pw.print(ent.apk); 15745 } else { 15746 pw.print(",apk,"); 15747 pw.print(ent.apk); 15748 } 15749 } 15750 pw.println(); 15751 } 15752 } 15753 15754 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15755 if (dumpState.onTitlePrinted()) 15756 pw.println(); 15757 if (!checkin) { 15758 pw.println("Features:"); 15759 } 15760 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15761 while (it.hasNext()) { 15762 String name = it.next(); 15763 if (!checkin) { 15764 pw.print(" "); 15765 } else { 15766 pw.print("feat,"); 15767 } 15768 pw.println(name); 15769 } 15770 } 15771 15772 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15773 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15774 : "Activity Resolver Table:", " ", packageName, 15775 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15776 dumpState.setTitlePrinted(true); 15777 } 15778 } 15779 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15780 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15781 : "Receiver Resolver Table:", " ", packageName, 15782 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15783 dumpState.setTitlePrinted(true); 15784 } 15785 } 15786 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15787 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15788 : "Service Resolver Table:", " ", packageName, 15789 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15790 dumpState.setTitlePrinted(true); 15791 } 15792 } 15793 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15794 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15795 : "Provider Resolver Table:", " ", packageName, 15796 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15797 dumpState.setTitlePrinted(true); 15798 } 15799 } 15800 15801 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15802 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15803 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15804 int user = mSettings.mPreferredActivities.keyAt(i); 15805 if (pir.dump(pw, 15806 dumpState.getTitlePrinted() 15807 ? "\nPreferred Activities User " + user + ":" 15808 : "Preferred Activities User " + user + ":", " ", 15809 packageName, true, false)) { 15810 dumpState.setTitlePrinted(true); 15811 } 15812 } 15813 } 15814 15815 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15816 pw.flush(); 15817 FileOutputStream fout = new FileOutputStream(fd); 15818 BufferedOutputStream str = new BufferedOutputStream(fout); 15819 XmlSerializer serializer = new FastXmlSerializer(); 15820 try { 15821 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15822 serializer.startDocument(null, true); 15823 serializer.setFeature( 15824 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15825 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15826 serializer.endDocument(); 15827 serializer.flush(); 15828 } catch (IllegalArgumentException e) { 15829 pw.println("Failed writing: " + e); 15830 } catch (IllegalStateException e) { 15831 pw.println("Failed writing: " + e); 15832 } catch (IOException e) { 15833 pw.println("Failed writing: " + e); 15834 } 15835 } 15836 15837 if (!checkin 15838 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15839 && packageName == null) { 15840 pw.println(); 15841 int count = mSettings.mPackages.size(); 15842 if (count == 0) { 15843 pw.println("No applications!"); 15844 pw.println(); 15845 } else { 15846 final String prefix = " "; 15847 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15848 if (allPackageSettings.size() == 0) { 15849 pw.println("No domain preferred apps!"); 15850 pw.println(); 15851 } else { 15852 pw.println("App verification status:"); 15853 pw.println(); 15854 count = 0; 15855 for (PackageSetting ps : allPackageSettings) { 15856 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15857 if (ivi == null || ivi.getPackageName() == null) continue; 15858 pw.println(prefix + "Package: " + ivi.getPackageName()); 15859 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15860 pw.println(prefix + "Status: " + ivi.getStatusString()); 15861 pw.println(); 15862 count++; 15863 } 15864 if (count == 0) { 15865 pw.println(prefix + "No app verification established."); 15866 pw.println(); 15867 } 15868 for (int userId : sUserManager.getUserIds()) { 15869 pw.println("App linkages for user " + userId + ":"); 15870 pw.println(); 15871 count = 0; 15872 for (PackageSetting ps : allPackageSettings) { 15873 final long status = ps.getDomainVerificationStatusForUser(userId); 15874 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15875 continue; 15876 } 15877 pw.println(prefix + "Package: " + ps.name); 15878 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15879 String statusStr = IntentFilterVerificationInfo. 15880 getStatusStringFromValue(status); 15881 pw.println(prefix + "Status: " + statusStr); 15882 pw.println(); 15883 count++; 15884 } 15885 if (count == 0) { 15886 pw.println(prefix + "No configured app linkages."); 15887 pw.println(); 15888 } 15889 } 15890 } 15891 } 15892 } 15893 15894 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15895 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15896 if (packageName == null && permissionNames == null) { 15897 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15898 if (iperm == 0) { 15899 if (dumpState.onTitlePrinted()) 15900 pw.println(); 15901 pw.println("AppOp Permissions:"); 15902 } 15903 pw.print(" AppOp Permission "); 15904 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15905 pw.println(":"); 15906 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15907 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15908 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15909 } 15910 } 15911 } 15912 } 15913 15914 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15915 boolean printedSomething = false; 15916 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15917 if (packageName != null && !packageName.equals(p.info.packageName)) { 15918 continue; 15919 } 15920 if (!printedSomething) { 15921 if (dumpState.onTitlePrinted()) 15922 pw.println(); 15923 pw.println("Registered ContentProviders:"); 15924 printedSomething = true; 15925 } 15926 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15927 pw.print(" "); pw.println(p.toString()); 15928 } 15929 printedSomething = false; 15930 for (Map.Entry<String, PackageParser.Provider> entry : 15931 mProvidersByAuthority.entrySet()) { 15932 PackageParser.Provider p = entry.getValue(); 15933 if (packageName != null && !packageName.equals(p.info.packageName)) { 15934 continue; 15935 } 15936 if (!printedSomething) { 15937 if (dumpState.onTitlePrinted()) 15938 pw.println(); 15939 pw.println("ContentProvider Authorities:"); 15940 printedSomething = true; 15941 } 15942 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15943 pw.print(" "); pw.println(p.toString()); 15944 if (p.info != null && p.info.applicationInfo != null) { 15945 final String appInfo = p.info.applicationInfo.toString(); 15946 pw.print(" applicationInfo="); pw.println(appInfo); 15947 } 15948 } 15949 } 15950 15951 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15952 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15953 } 15954 15955 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15956 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15957 } 15958 15959 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15960 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15961 } 15962 15963 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15964 // XXX should handle packageName != null by dumping only install data that 15965 // the given package is involved with. 15966 if (dumpState.onTitlePrinted()) pw.println(); 15967 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15968 } 15969 15970 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15971 if (dumpState.onTitlePrinted()) pw.println(); 15972 mSettings.dumpReadMessagesLPr(pw, dumpState); 15973 15974 pw.println(); 15975 pw.println("Package warning messages:"); 15976 BufferedReader in = null; 15977 String line = null; 15978 try { 15979 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15980 while ((line = in.readLine()) != null) { 15981 if (line.contains("ignored: updated version")) continue; 15982 pw.println(line); 15983 } 15984 } catch (IOException ignored) { 15985 } finally { 15986 IoUtils.closeQuietly(in); 15987 } 15988 } 15989 15990 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15991 BufferedReader in = null; 15992 String line = null; 15993 try { 15994 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15995 while ((line = in.readLine()) != null) { 15996 if (line.contains("ignored: updated version")) continue; 15997 pw.print("msg,"); 15998 pw.println(line); 15999 } 16000 } catch (IOException ignored) { 16001 } finally { 16002 IoUtils.closeQuietly(in); 16003 } 16004 } 16005 } 16006 } 16007 16008 private String dumpDomainString(String packageName) { 16009 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16010 List<IntentFilter> filters = getAllIntentFilters(packageName); 16011 16012 ArraySet<String> result = new ArraySet<>(); 16013 if (iviList.size() > 0) { 16014 for (IntentFilterVerificationInfo ivi : iviList) { 16015 for (String host : ivi.getDomains()) { 16016 result.add(host); 16017 } 16018 } 16019 } 16020 if (filters != null && filters.size() > 0) { 16021 for (IntentFilter filter : filters) { 16022 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16023 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16024 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16025 result.addAll(filter.getHostsList()); 16026 } 16027 } 16028 } 16029 16030 StringBuilder sb = new StringBuilder(result.size() * 16); 16031 for (String domain : result) { 16032 if (sb.length() > 0) sb.append(" "); 16033 sb.append(domain); 16034 } 16035 return sb.toString(); 16036 } 16037 16038 // ------- apps on sdcard specific code ------- 16039 static final boolean DEBUG_SD_INSTALL = false; 16040 16041 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16042 16043 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16044 16045 private boolean mMediaMounted = false; 16046 16047 static String getEncryptKey() { 16048 try { 16049 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16050 SD_ENCRYPTION_KEYSTORE_NAME); 16051 if (sdEncKey == null) { 16052 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16053 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16054 if (sdEncKey == null) { 16055 Slog.e(TAG, "Failed to create encryption keys"); 16056 return null; 16057 } 16058 } 16059 return sdEncKey; 16060 } catch (NoSuchAlgorithmException nsae) { 16061 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16062 return null; 16063 } catch (IOException ioe) { 16064 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16065 return null; 16066 } 16067 } 16068 16069 /* 16070 * Update media status on PackageManager. 16071 */ 16072 @Override 16073 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16074 int callingUid = Binder.getCallingUid(); 16075 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16076 throw new SecurityException("Media status can only be updated by the system"); 16077 } 16078 // reader; this apparently protects mMediaMounted, but should probably 16079 // be a different lock in that case. 16080 synchronized (mPackages) { 16081 Log.i(TAG, "Updating external media status from " 16082 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16083 + (mediaStatus ? "mounted" : "unmounted")); 16084 if (DEBUG_SD_INSTALL) 16085 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16086 + ", mMediaMounted=" + mMediaMounted); 16087 if (mediaStatus == mMediaMounted) { 16088 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16089 : 0, -1); 16090 mHandler.sendMessage(msg); 16091 return; 16092 } 16093 mMediaMounted = mediaStatus; 16094 } 16095 // Queue up an async operation since the package installation may take a 16096 // little while. 16097 mHandler.post(new Runnable() { 16098 public void run() { 16099 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16100 } 16101 }); 16102 } 16103 16104 /** 16105 * Called by MountService when the initial ASECs to scan are available. 16106 * Should block until all the ASEC containers are finished being scanned. 16107 */ 16108 public void scanAvailableAsecs() { 16109 updateExternalMediaStatusInner(true, false, false); 16110 if (mShouldRestoreconData) { 16111 SELinuxMMAC.setRestoreconDone(); 16112 mShouldRestoreconData = false; 16113 } 16114 } 16115 16116 /* 16117 * Collect information of applications on external media, map them against 16118 * existing containers and update information based on current mount status. 16119 * Please note that we always have to report status if reportStatus has been 16120 * set to true especially when unloading packages. 16121 */ 16122 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16123 boolean externalStorage) { 16124 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16125 int[] uidArr = EmptyArray.INT; 16126 16127 final String[] list = PackageHelper.getSecureContainerList(); 16128 if (ArrayUtils.isEmpty(list)) { 16129 Log.i(TAG, "No secure containers found"); 16130 } else { 16131 // Process list of secure containers and categorize them 16132 // as active or stale based on their package internal state. 16133 16134 // reader 16135 synchronized (mPackages) { 16136 for (String cid : list) { 16137 // Leave stages untouched for now; installer service owns them 16138 if (PackageInstallerService.isStageName(cid)) continue; 16139 16140 if (DEBUG_SD_INSTALL) 16141 Log.i(TAG, "Processing container " + cid); 16142 String pkgName = getAsecPackageName(cid); 16143 if (pkgName == null) { 16144 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16145 continue; 16146 } 16147 if (DEBUG_SD_INSTALL) 16148 Log.i(TAG, "Looking for pkg : " + pkgName); 16149 16150 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16151 if (ps == null) { 16152 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16153 continue; 16154 } 16155 16156 /* 16157 * Skip packages that are not external if we're unmounting 16158 * external storage. 16159 */ 16160 if (externalStorage && !isMounted && !isExternal(ps)) { 16161 continue; 16162 } 16163 16164 final AsecInstallArgs args = new AsecInstallArgs(cid, 16165 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16166 // The package status is changed only if the code path 16167 // matches between settings and the container id. 16168 if (ps.codePathString != null 16169 && ps.codePathString.startsWith(args.getCodePath())) { 16170 if (DEBUG_SD_INSTALL) { 16171 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16172 + " at code path: " + ps.codePathString); 16173 } 16174 16175 // We do have a valid package installed on sdcard 16176 processCids.put(args, ps.codePathString); 16177 final int uid = ps.appId; 16178 if (uid != -1) { 16179 uidArr = ArrayUtils.appendInt(uidArr, uid); 16180 } 16181 } else { 16182 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16183 + ps.codePathString); 16184 } 16185 } 16186 } 16187 16188 Arrays.sort(uidArr); 16189 } 16190 16191 // Process packages with valid entries. 16192 if (isMounted) { 16193 if (DEBUG_SD_INSTALL) 16194 Log.i(TAG, "Loading packages"); 16195 loadMediaPackages(processCids, uidArr, externalStorage); 16196 startCleaningPackages(); 16197 mInstallerService.onSecureContainersAvailable(); 16198 } else { 16199 if (DEBUG_SD_INSTALL) 16200 Log.i(TAG, "Unloading packages"); 16201 unloadMediaPackages(processCids, uidArr, reportStatus); 16202 } 16203 } 16204 16205 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16206 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16207 final int size = infos.size(); 16208 final String[] packageNames = new String[size]; 16209 final int[] packageUids = new int[size]; 16210 for (int i = 0; i < size; i++) { 16211 final ApplicationInfo info = infos.get(i); 16212 packageNames[i] = info.packageName; 16213 packageUids[i] = info.uid; 16214 } 16215 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16216 finishedReceiver); 16217 } 16218 16219 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16220 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16221 sendResourcesChangedBroadcast(mediaStatus, replacing, 16222 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16223 } 16224 16225 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16226 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16227 int size = pkgList.length; 16228 if (size > 0) { 16229 // Send broadcasts here 16230 Bundle extras = new Bundle(); 16231 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16232 if (uidArr != null) { 16233 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16234 } 16235 if (replacing) { 16236 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16237 } 16238 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16239 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16240 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16241 } 16242 } 16243 16244 /* 16245 * Look at potentially valid container ids from processCids If package 16246 * information doesn't match the one on record or package scanning fails, 16247 * the cid is added to list of removeCids. We currently don't delete stale 16248 * containers. 16249 */ 16250 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16251 boolean externalStorage) { 16252 ArrayList<String> pkgList = new ArrayList<String>(); 16253 Set<AsecInstallArgs> keys = processCids.keySet(); 16254 16255 for (AsecInstallArgs args : keys) { 16256 String codePath = processCids.get(args); 16257 if (DEBUG_SD_INSTALL) 16258 Log.i(TAG, "Loading container : " + args.cid); 16259 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16260 try { 16261 // Make sure there are no container errors first. 16262 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16263 Slog.e(TAG, "Failed to mount cid : " + args.cid 16264 + " when installing from sdcard"); 16265 continue; 16266 } 16267 // Check code path here. 16268 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16269 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16270 + " does not match one in settings " + codePath); 16271 continue; 16272 } 16273 // Parse package 16274 int parseFlags = mDefParseFlags; 16275 if (args.isExternalAsec()) { 16276 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16277 } 16278 if (args.isFwdLocked()) { 16279 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16280 } 16281 16282 synchronized (mInstallLock) { 16283 PackageParser.Package pkg = null; 16284 try { 16285 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16286 } catch (PackageManagerException e) { 16287 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16288 } 16289 // Scan the package 16290 if (pkg != null) { 16291 /* 16292 * TODO why is the lock being held? doPostInstall is 16293 * called in other places without the lock. This needs 16294 * to be straightened out. 16295 */ 16296 // writer 16297 synchronized (mPackages) { 16298 retCode = PackageManager.INSTALL_SUCCEEDED; 16299 pkgList.add(pkg.packageName); 16300 // Post process args 16301 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16302 pkg.applicationInfo.uid); 16303 } 16304 } else { 16305 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16306 } 16307 } 16308 16309 } finally { 16310 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16311 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16312 } 16313 } 16314 } 16315 // writer 16316 synchronized (mPackages) { 16317 // If the platform SDK has changed since the last time we booted, 16318 // we need to re-grant app permission to catch any new ones that 16319 // appear. This is really a hack, and means that apps can in some 16320 // cases get permissions that the user didn't initially explicitly 16321 // allow... it would be nice to have some better way to handle 16322 // this situation. 16323 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16324 : mSettings.getInternalVersion(); 16325 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16326 : StorageManager.UUID_PRIVATE_INTERNAL; 16327 16328 int updateFlags = UPDATE_PERMISSIONS_ALL; 16329 if (ver.sdkVersion != mSdkVersion) { 16330 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16331 + mSdkVersion + "; regranting permissions for external"); 16332 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16333 } 16334 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16335 16336 // Yay, everything is now upgraded 16337 ver.forceCurrent(); 16338 16339 // can downgrade to reader 16340 // Persist settings 16341 mSettings.writeLPr(); 16342 } 16343 // Send a broadcast to let everyone know we are done processing 16344 if (pkgList.size() > 0) { 16345 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16346 } 16347 } 16348 16349 /* 16350 * Utility method to unload a list of specified containers 16351 */ 16352 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16353 // Just unmount all valid containers. 16354 for (AsecInstallArgs arg : cidArgs) { 16355 synchronized (mInstallLock) { 16356 arg.doPostDeleteLI(false); 16357 } 16358 } 16359 } 16360 16361 /* 16362 * Unload packages mounted on external media. This involves deleting package 16363 * data from internal structures, sending broadcasts about diabled packages, 16364 * gc'ing to free up references, unmounting all secure containers 16365 * corresponding to packages on external media, and posting a 16366 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16367 * that we always have to post this message if status has been requested no 16368 * matter what. 16369 */ 16370 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16371 final boolean reportStatus) { 16372 if (DEBUG_SD_INSTALL) 16373 Log.i(TAG, "unloading media packages"); 16374 ArrayList<String> pkgList = new ArrayList<String>(); 16375 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16376 final Set<AsecInstallArgs> keys = processCids.keySet(); 16377 for (AsecInstallArgs args : keys) { 16378 String pkgName = args.getPackageName(); 16379 if (DEBUG_SD_INSTALL) 16380 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16381 // Delete package internally 16382 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16383 synchronized (mInstallLock) { 16384 boolean res = deletePackageLI(pkgName, null, false, null, null, 16385 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16386 if (res) { 16387 pkgList.add(pkgName); 16388 } else { 16389 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16390 failedList.add(args); 16391 } 16392 } 16393 } 16394 16395 // reader 16396 synchronized (mPackages) { 16397 // We didn't update the settings after removing each package; 16398 // write them now for all packages. 16399 mSettings.writeLPr(); 16400 } 16401 16402 // We have to absolutely send UPDATED_MEDIA_STATUS only 16403 // after confirming that all the receivers processed the ordered 16404 // broadcast when packages get disabled, force a gc to clean things up. 16405 // and unload all the containers. 16406 if (pkgList.size() > 0) { 16407 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16408 new IIntentReceiver.Stub() { 16409 public void performReceive(Intent intent, int resultCode, String data, 16410 Bundle extras, boolean ordered, boolean sticky, 16411 int sendingUser) throws RemoteException { 16412 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16413 reportStatus ? 1 : 0, 1, keys); 16414 mHandler.sendMessage(msg); 16415 } 16416 }); 16417 } else { 16418 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16419 keys); 16420 mHandler.sendMessage(msg); 16421 } 16422 } 16423 16424 private void loadPrivatePackages(final VolumeInfo vol) { 16425 mHandler.post(new Runnable() { 16426 @Override 16427 public void run() { 16428 loadPrivatePackagesInner(vol); 16429 } 16430 }); 16431 } 16432 16433 private void loadPrivatePackagesInner(VolumeInfo vol) { 16434 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16435 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16436 16437 final VersionInfo ver; 16438 final List<PackageSetting> packages; 16439 synchronized (mPackages) { 16440 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16441 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16442 } 16443 16444 for (PackageSetting ps : packages) { 16445 synchronized (mInstallLock) { 16446 final PackageParser.Package pkg; 16447 try { 16448 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16449 loaded.add(pkg.applicationInfo); 16450 } catch (PackageManagerException e) { 16451 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16452 } 16453 16454 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16455 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16456 } 16457 } 16458 } 16459 16460 synchronized (mPackages) { 16461 int updateFlags = UPDATE_PERMISSIONS_ALL; 16462 if (ver.sdkVersion != mSdkVersion) { 16463 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16464 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16465 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16466 } 16467 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16468 16469 // Yay, everything is now upgraded 16470 ver.forceCurrent(); 16471 16472 mSettings.writeLPr(); 16473 } 16474 16475 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16476 sendResourcesChangedBroadcast(true, false, loaded, null); 16477 } 16478 16479 private void unloadPrivatePackages(final VolumeInfo vol) { 16480 mHandler.post(new Runnable() { 16481 @Override 16482 public void run() { 16483 unloadPrivatePackagesInner(vol); 16484 } 16485 }); 16486 } 16487 16488 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16489 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16490 synchronized (mInstallLock) { 16491 synchronized (mPackages) { 16492 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16493 for (PackageSetting ps : packages) { 16494 if (ps.pkg == null) continue; 16495 16496 final ApplicationInfo info = ps.pkg.applicationInfo; 16497 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16498 if (deletePackageLI(ps.name, null, false, null, null, 16499 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16500 unloaded.add(info); 16501 } else { 16502 Slog.w(TAG, "Failed to unload " + ps.codePath); 16503 } 16504 } 16505 16506 mSettings.writeLPr(); 16507 } 16508 } 16509 16510 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16511 sendResourcesChangedBroadcast(false, false, unloaded, null); 16512 } 16513 16514 /** 16515 * Examine all users present on given mounted volume, and destroy data 16516 * belonging to users that are no longer valid, or whose user ID has been 16517 * recycled. 16518 */ 16519 private void reconcileUsers(String volumeUuid) { 16520 final File[] files = FileUtils 16521 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16522 for (File file : files) { 16523 if (!file.isDirectory()) continue; 16524 16525 final int userId; 16526 final UserInfo info; 16527 try { 16528 userId = Integer.parseInt(file.getName()); 16529 info = sUserManager.getUserInfo(userId); 16530 } catch (NumberFormatException e) { 16531 Slog.w(TAG, "Invalid user directory " + file); 16532 continue; 16533 } 16534 16535 boolean destroyUser = false; 16536 if (info == null) { 16537 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16538 + " because no matching user was found"); 16539 destroyUser = true; 16540 } else { 16541 try { 16542 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16543 } catch (IOException e) { 16544 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16545 + " because we failed to enforce serial number: " + e); 16546 destroyUser = true; 16547 } 16548 } 16549 16550 if (destroyUser) { 16551 synchronized (mInstallLock) { 16552 mInstaller.removeUserDataDirs(volumeUuid, userId); 16553 } 16554 } 16555 } 16556 16557 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16558 final UserManager um = mContext.getSystemService(UserManager.class); 16559 for (UserInfo user : um.getUsers()) { 16560 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16561 if (userDir.exists()) continue; 16562 16563 try { 16564 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16565 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16566 } catch (IOException e) { 16567 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16568 } 16569 } 16570 } 16571 16572 /** 16573 * Examine all apps present on given mounted volume, and destroy apps that 16574 * aren't expected, either due to uninstallation or reinstallation on 16575 * another volume. 16576 */ 16577 private void reconcileApps(String volumeUuid) { 16578 final File[] files = FileUtils 16579 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16580 for (File file : files) { 16581 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16582 && !PackageInstallerService.isStageName(file.getName()); 16583 if (!isPackage) { 16584 // Ignore entries which are not packages 16585 continue; 16586 } 16587 16588 boolean destroyApp = false; 16589 String packageName = null; 16590 try { 16591 final PackageLite pkg = PackageParser.parsePackageLite(file, 16592 PackageParser.PARSE_MUST_BE_APK); 16593 packageName = pkg.packageName; 16594 16595 synchronized (mPackages) { 16596 final PackageSetting ps = mSettings.mPackages.get(packageName); 16597 if (ps == null) { 16598 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16599 + volumeUuid + " because we found no install record"); 16600 destroyApp = true; 16601 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16602 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16603 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16604 destroyApp = true; 16605 } 16606 } 16607 16608 } catch (PackageParserException e) { 16609 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16610 destroyApp = true; 16611 } 16612 16613 if (destroyApp) { 16614 synchronized (mInstallLock) { 16615 if (packageName != null) { 16616 removeDataDirsLI(volumeUuid, packageName); 16617 } 16618 if (file.isDirectory()) { 16619 mInstaller.rmPackageDir(file.getAbsolutePath()); 16620 } else { 16621 file.delete(); 16622 } 16623 } 16624 } 16625 } 16626 } 16627 16628 private void unfreezePackage(String packageName) { 16629 synchronized (mPackages) { 16630 final PackageSetting ps = mSettings.mPackages.get(packageName); 16631 if (ps != null) { 16632 ps.frozen = false; 16633 } 16634 } 16635 } 16636 16637 @Override 16638 public int movePackage(final String packageName, final String volumeUuid) { 16639 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16640 16641 final int moveId = mNextMoveId.getAndIncrement(); 16642 mHandler.post(new Runnable() { 16643 @Override 16644 public void run() { 16645 try { 16646 movePackageInternal(packageName, volumeUuid, moveId); 16647 } catch (PackageManagerException e) { 16648 Slog.w(TAG, "Failed to move " + packageName, e); 16649 mMoveCallbacks.notifyStatusChanged(moveId, 16650 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16651 } 16652 } 16653 }); 16654 return moveId; 16655 } 16656 16657 private void movePackageInternal(final String packageName, final String volumeUuid, 16658 final int moveId) throws PackageManagerException { 16659 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16660 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16661 final PackageManager pm = mContext.getPackageManager(); 16662 16663 final boolean currentAsec; 16664 final String currentVolumeUuid; 16665 final File codeFile; 16666 final String installerPackageName; 16667 final String packageAbiOverride; 16668 final int appId; 16669 final String seinfo; 16670 final String label; 16671 16672 // reader 16673 synchronized (mPackages) { 16674 final PackageParser.Package pkg = mPackages.get(packageName); 16675 final PackageSetting ps = mSettings.mPackages.get(packageName); 16676 if (pkg == null || ps == null) { 16677 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16678 } 16679 16680 if (pkg.applicationInfo.isSystemApp()) { 16681 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16682 "Cannot move system application"); 16683 } 16684 16685 if (pkg.applicationInfo.isExternalAsec()) { 16686 currentAsec = true; 16687 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16688 } else if (pkg.applicationInfo.isForwardLocked()) { 16689 currentAsec = true; 16690 currentVolumeUuid = "forward_locked"; 16691 } else { 16692 currentAsec = false; 16693 currentVolumeUuid = ps.volumeUuid; 16694 16695 final File probe = new File(pkg.codePath); 16696 final File probeOat = new File(probe, "oat"); 16697 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16698 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16699 "Move only supported for modern cluster style installs"); 16700 } 16701 } 16702 16703 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16704 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16705 "Package already moved to " + volumeUuid); 16706 } 16707 16708 if (ps.frozen) { 16709 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16710 "Failed to move already frozen package"); 16711 } 16712 ps.frozen = true; 16713 16714 codeFile = new File(pkg.codePath); 16715 installerPackageName = ps.installerPackageName; 16716 packageAbiOverride = ps.cpuAbiOverrideString; 16717 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16718 seinfo = pkg.applicationInfo.seinfo; 16719 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16720 } 16721 16722 // Now that we're guarded by frozen state, kill app during move 16723 final long token = Binder.clearCallingIdentity(); 16724 try { 16725 killApplication(packageName, appId, "move pkg"); 16726 } finally { 16727 Binder.restoreCallingIdentity(token); 16728 } 16729 16730 final Bundle extras = new Bundle(); 16731 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16732 extras.putString(Intent.EXTRA_TITLE, label); 16733 mMoveCallbacks.notifyCreated(moveId, extras); 16734 16735 int installFlags; 16736 final boolean moveCompleteApp; 16737 final File measurePath; 16738 16739 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16740 installFlags = INSTALL_INTERNAL; 16741 moveCompleteApp = !currentAsec; 16742 measurePath = Environment.getDataAppDirectory(volumeUuid); 16743 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16744 installFlags = INSTALL_EXTERNAL; 16745 moveCompleteApp = false; 16746 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16747 } else { 16748 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16749 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16750 || !volume.isMountedWritable()) { 16751 unfreezePackage(packageName); 16752 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16753 "Move location not mounted private volume"); 16754 } 16755 16756 Preconditions.checkState(!currentAsec); 16757 16758 installFlags = INSTALL_INTERNAL; 16759 moveCompleteApp = true; 16760 measurePath = Environment.getDataAppDirectory(volumeUuid); 16761 } 16762 16763 final PackageStats stats = new PackageStats(null, -1); 16764 synchronized (mInstaller) { 16765 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16766 unfreezePackage(packageName); 16767 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16768 "Failed to measure package size"); 16769 } 16770 } 16771 16772 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16773 + stats.dataSize); 16774 16775 final long startFreeBytes = measurePath.getFreeSpace(); 16776 final long sizeBytes; 16777 if (moveCompleteApp) { 16778 sizeBytes = stats.codeSize + stats.dataSize; 16779 } else { 16780 sizeBytes = stats.codeSize; 16781 } 16782 16783 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16784 unfreezePackage(packageName); 16785 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16786 "Not enough free space to move"); 16787 } 16788 16789 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16790 16791 final CountDownLatch installedLatch = new CountDownLatch(1); 16792 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16793 @Override 16794 public void onUserActionRequired(Intent intent) throws RemoteException { 16795 throw new IllegalStateException(); 16796 } 16797 16798 @Override 16799 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16800 Bundle extras) throws RemoteException { 16801 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16802 + PackageManager.installStatusToString(returnCode, msg)); 16803 16804 installedLatch.countDown(); 16805 16806 // Regardless of success or failure of the move operation, 16807 // always unfreeze the package 16808 unfreezePackage(packageName); 16809 16810 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16811 switch (status) { 16812 case PackageInstaller.STATUS_SUCCESS: 16813 mMoveCallbacks.notifyStatusChanged(moveId, 16814 PackageManager.MOVE_SUCCEEDED); 16815 break; 16816 case PackageInstaller.STATUS_FAILURE_STORAGE: 16817 mMoveCallbacks.notifyStatusChanged(moveId, 16818 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16819 break; 16820 default: 16821 mMoveCallbacks.notifyStatusChanged(moveId, 16822 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16823 break; 16824 } 16825 } 16826 }; 16827 16828 final MoveInfo move; 16829 if (moveCompleteApp) { 16830 // Kick off a thread to report progress estimates 16831 new Thread() { 16832 @Override 16833 public void run() { 16834 while (true) { 16835 try { 16836 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16837 break; 16838 } 16839 } catch (InterruptedException ignored) { 16840 } 16841 16842 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16843 final int progress = 10 + (int) MathUtils.constrain( 16844 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16845 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16846 } 16847 } 16848 }.start(); 16849 16850 final String dataAppName = codeFile.getName(); 16851 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16852 dataAppName, appId, seinfo); 16853 } else { 16854 move = null; 16855 } 16856 16857 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16858 16859 final Message msg = mHandler.obtainMessage(INIT_COPY); 16860 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16861 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16862 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16863 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16864 msg.obj = params; 16865 16866 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16867 System.identityHashCode(msg.obj)); 16868 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16869 System.identityHashCode(msg.obj)); 16870 16871 mHandler.sendMessage(msg); 16872 } 16873 16874 @Override 16875 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16876 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16877 16878 final int realMoveId = mNextMoveId.getAndIncrement(); 16879 final Bundle extras = new Bundle(); 16880 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16881 mMoveCallbacks.notifyCreated(realMoveId, extras); 16882 16883 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16884 @Override 16885 public void onCreated(int moveId, Bundle extras) { 16886 // Ignored 16887 } 16888 16889 @Override 16890 public void onStatusChanged(int moveId, int status, long estMillis) { 16891 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16892 } 16893 }; 16894 16895 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16896 storage.setPrimaryStorageUuid(volumeUuid, callback); 16897 return realMoveId; 16898 } 16899 16900 @Override 16901 public int getMoveStatus(int moveId) { 16902 mContext.enforceCallingOrSelfPermission( 16903 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16904 return mMoveCallbacks.mLastStatus.get(moveId); 16905 } 16906 16907 @Override 16908 public void registerMoveCallback(IPackageMoveObserver callback) { 16909 mContext.enforceCallingOrSelfPermission( 16910 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16911 mMoveCallbacks.register(callback); 16912 } 16913 16914 @Override 16915 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16916 mContext.enforceCallingOrSelfPermission( 16917 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16918 mMoveCallbacks.unregister(callback); 16919 } 16920 16921 @Override 16922 public boolean setInstallLocation(int loc) { 16923 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16924 null); 16925 if (getInstallLocation() == loc) { 16926 return true; 16927 } 16928 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16929 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16930 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16931 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16932 return true; 16933 } 16934 return false; 16935 } 16936 16937 @Override 16938 public int getInstallLocation() { 16939 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16940 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16941 PackageHelper.APP_INSTALL_AUTO); 16942 } 16943 16944 /** Called by UserManagerService */ 16945 void cleanUpUser(UserManagerService userManager, int userHandle) { 16946 synchronized (mPackages) { 16947 mDirtyUsers.remove(userHandle); 16948 mUserNeedsBadging.delete(userHandle); 16949 mSettings.removeUserLPw(userHandle); 16950 mPendingBroadcasts.remove(userHandle); 16951 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16952 } 16953 synchronized (mInstallLock) { 16954 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16955 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16956 final String volumeUuid = vol.getFsUuid(); 16957 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16958 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16959 } 16960 synchronized (mPackages) { 16961 removeUnusedPackagesLILPw(userManager, userHandle); 16962 } 16963 } 16964 } 16965 16966 /** 16967 * We're removing userHandle and would like to remove any downloaded packages 16968 * that are no longer in use by any other user. 16969 * @param userHandle the user being removed 16970 */ 16971 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16972 final boolean DEBUG_CLEAN_APKS = false; 16973 int [] users = userManager.getUserIds(); 16974 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16975 while (psit.hasNext()) { 16976 PackageSetting ps = psit.next(); 16977 if (ps.pkg == null) { 16978 continue; 16979 } 16980 final String packageName = ps.pkg.packageName; 16981 // Skip over if system app 16982 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16983 continue; 16984 } 16985 if (DEBUG_CLEAN_APKS) { 16986 Slog.i(TAG, "Checking package " + packageName); 16987 } 16988 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16989 if (keep) { 16990 if (DEBUG_CLEAN_APKS) { 16991 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16992 } 16993 } else { 16994 for (int i = 0; i < users.length; i++) { 16995 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16996 keep = true; 16997 if (DEBUG_CLEAN_APKS) { 16998 Slog.i(TAG, " Keeping package " + packageName + " for user " 16999 + users[i]); 17000 } 17001 break; 17002 } 17003 } 17004 } 17005 if (!keep) { 17006 if (DEBUG_CLEAN_APKS) { 17007 Slog.i(TAG, " Removing package " + packageName); 17008 } 17009 mHandler.post(new Runnable() { 17010 public void run() { 17011 deletePackageX(packageName, userHandle, 0); 17012 } //end run 17013 }); 17014 } 17015 } 17016 } 17017 17018 /** Called by UserManagerService */ 17019 void createNewUser(int userHandle) { 17020 synchronized (mInstallLock) { 17021 mInstaller.createUserConfig(userHandle); 17022 mSettings.createNewUserLI(this, mInstaller, userHandle); 17023 } 17024 synchronized (mPackages) { 17025 applyFactoryDefaultBrowserLPw(userHandle); 17026 primeDomainVerificationsLPw(userHandle); 17027 } 17028 } 17029 17030 void newUserCreated(final int userHandle) { 17031 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17032 // If permission review for legacy apps is required, we represent 17033 // dagerous permissions for such apps as always granted runtime 17034 // permissions to keep per user flag state whether review is needed. 17035 // Hence, if a new user is added we have to propagate dangerous 17036 // permission grants for these legacy apps. 17037 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17038 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17039 | UPDATE_PERMISSIONS_REPLACE_ALL); 17040 } 17041 } 17042 17043 @Override 17044 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17045 mContext.enforceCallingOrSelfPermission( 17046 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17047 "Only package verification agents can read the verifier device identity"); 17048 17049 synchronized (mPackages) { 17050 return mSettings.getVerifierDeviceIdentityLPw(); 17051 } 17052 } 17053 17054 @Override 17055 public void setPermissionEnforced(String permission, boolean enforced) { 17056 // TODO: Now that we no longer change GID for storage, this should to away. 17057 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17058 "setPermissionEnforced"); 17059 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17060 synchronized (mPackages) { 17061 if (mSettings.mReadExternalStorageEnforced == null 17062 || mSettings.mReadExternalStorageEnforced != enforced) { 17063 mSettings.mReadExternalStorageEnforced = enforced; 17064 mSettings.writeLPr(); 17065 } 17066 } 17067 // kill any non-foreground processes so we restart them and 17068 // grant/revoke the GID. 17069 final IActivityManager am = ActivityManagerNative.getDefault(); 17070 if (am != null) { 17071 final long token = Binder.clearCallingIdentity(); 17072 try { 17073 am.killProcessesBelowForeground("setPermissionEnforcement"); 17074 } catch (RemoteException e) { 17075 } finally { 17076 Binder.restoreCallingIdentity(token); 17077 } 17078 } 17079 } else { 17080 throw new IllegalArgumentException("No selective enforcement for " + permission); 17081 } 17082 } 17083 17084 @Override 17085 @Deprecated 17086 public boolean isPermissionEnforced(String permission) { 17087 return true; 17088 } 17089 17090 @Override 17091 public boolean isStorageLow() { 17092 final long token = Binder.clearCallingIdentity(); 17093 try { 17094 final DeviceStorageMonitorInternal 17095 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17096 if (dsm != null) { 17097 return dsm.isMemoryLow(); 17098 } else { 17099 return false; 17100 } 17101 } finally { 17102 Binder.restoreCallingIdentity(token); 17103 } 17104 } 17105 17106 @Override 17107 public IPackageInstaller getPackageInstaller() { 17108 return mInstallerService; 17109 } 17110 17111 private boolean userNeedsBadging(int userId) { 17112 int index = mUserNeedsBadging.indexOfKey(userId); 17113 if (index < 0) { 17114 final UserInfo userInfo; 17115 final long token = Binder.clearCallingIdentity(); 17116 try { 17117 userInfo = sUserManager.getUserInfo(userId); 17118 } finally { 17119 Binder.restoreCallingIdentity(token); 17120 } 17121 final boolean b; 17122 if (userInfo != null && userInfo.isManagedProfile()) { 17123 b = true; 17124 } else { 17125 b = false; 17126 } 17127 mUserNeedsBadging.put(userId, b); 17128 return b; 17129 } 17130 return mUserNeedsBadging.valueAt(index); 17131 } 17132 17133 @Override 17134 public KeySet getKeySetByAlias(String packageName, String alias) { 17135 if (packageName == null || alias == null) { 17136 return null; 17137 } 17138 synchronized(mPackages) { 17139 final PackageParser.Package pkg = mPackages.get(packageName); 17140 if (pkg == null) { 17141 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17142 throw new IllegalArgumentException("Unknown package: " + packageName); 17143 } 17144 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17145 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17146 } 17147 } 17148 17149 @Override 17150 public KeySet getSigningKeySet(String packageName) { 17151 if (packageName == null) { 17152 return null; 17153 } 17154 synchronized(mPackages) { 17155 final PackageParser.Package pkg = mPackages.get(packageName); 17156 if (pkg == null) { 17157 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17158 throw new IllegalArgumentException("Unknown package: " + packageName); 17159 } 17160 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17161 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17162 throw new SecurityException("May not access signing KeySet of other apps."); 17163 } 17164 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17165 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17166 } 17167 } 17168 17169 @Override 17170 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17171 if (packageName == null || ks == null) { 17172 return false; 17173 } 17174 synchronized(mPackages) { 17175 final PackageParser.Package pkg = mPackages.get(packageName); 17176 if (pkg == null) { 17177 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17178 throw new IllegalArgumentException("Unknown package: " + packageName); 17179 } 17180 IBinder ksh = ks.getToken(); 17181 if (ksh instanceof KeySetHandle) { 17182 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17183 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17184 } 17185 return false; 17186 } 17187 } 17188 17189 @Override 17190 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17191 if (packageName == null || ks == null) { 17192 return false; 17193 } 17194 synchronized(mPackages) { 17195 final PackageParser.Package pkg = mPackages.get(packageName); 17196 if (pkg == null) { 17197 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17198 throw new IllegalArgumentException("Unknown package: " + packageName); 17199 } 17200 IBinder ksh = ks.getToken(); 17201 if (ksh instanceof KeySetHandle) { 17202 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17203 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17204 } 17205 return false; 17206 } 17207 } 17208 17209 private void deletePackageIfUnusedLPr(final String packageName) { 17210 PackageSetting ps = mSettings.mPackages.get(packageName); 17211 if (ps == null) { 17212 return; 17213 } 17214 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17215 // TODO Implement atomic delete if package is unused 17216 // It is currently possible that the package will be deleted even if it is installed 17217 // after this method returns. 17218 mHandler.post(new Runnable() { 17219 public void run() { 17220 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17221 } 17222 }); 17223 } 17224 } 17225 17226 /** 17227 * Check and throw if the given before/after packages would be considered a 17228 * downgrade. 17229 */ 17230 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17231 throws PackageManagerException { 17232 if (after.versionCode < before.mVersionCode) { 17233 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17234 "Update version code " + after.versionCode + " is older than current " 17235 + before.mVersionCode); 17236 } else if (after.versionCode == before.mVersionCode) { 17237 if (after.baseRevisionCode < before.baseRevisionCode) { 17238 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17239 "Update base revision code " + after.baseRevisionCode 17240 + " is older than current " + before.baseRevisionCode); 17241 } 17242 17243 if (!ArrayUtils.isEmpty(after.splitNames)) { 17244 for (int i = 0; i < after.splitNames.length; i++) { 17245 final String splitName = after.splitNames[i]; 17246 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17247 if (j != -1) { 17248 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17249 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17250 "Update split " + splitName + " revision code " 17251 + after.splitRevisionCodes[i] + " is older than current " 17252 + before.splitRevisionCodes[j]); 17253 } 17254 } 17255 } 17256 } 17257 } 17258 } 17259 17260 private static class MoveCallbacks extends Handler { 17261 private static final int MSG_CREATED = 1; 17262 private static final int MSG_STATUS_CHANGED = 2; 17263 17264 private final RemoteCallbackList<IPackageMoveObserver> 17265 mCallbacks = new RemoteCallbackList<>(); 17266 17267 private final SparseIntArray mLastStatus = new SparseIntArray(); 17268 17269 public MoveCallbacks(Looper looper) { 17270 super(looper); 17271 } 17272 17273 public void register(IPackageMoveObserver callback) { 17274 mCallbacks.register(callback); 17275 } 17276 17277 public void unregister(IPackageMoveObserver callback) { 17278 mCallbacks.unregister(callback); 17279 } 17280 17281 @Override 17282 public void handleMessage(Message msg) { 17283 final SomeArgs args = (SomeArgs) msg.obj; 17284 final int n = mCallbacks.beginBroadcast(); 17285 for (int i = 0; i < n; i++) { 17286 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17287 try { 17288 invokeCallback(callback, msg.what, args); 17289 } catch (RemoteException ignored) { 17290 } 17291 } 17292 mCallbacks.finishBroadcast(); 17293 args.recycle(); 17294 } 17295 17296 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17297 throws RemoteException { 17298 switch (what) { 17299 case MSG_CREATED: { 17300 callback.onCreated(args.argi1, (Bundle) args.arg2); 17301 break; 17302 } 17303 case MSG_STATUS_CHANGED: { 17304 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17305 break; 17306 } 17307 } 17308 } 17309 17310 private void notifyCreated(int moveId, Bundle extras) { 17311 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17312 17313 final SomeArgs args = SomeArgs.obtain(); 17314 args.argi1 = moveId; 17315 args.arg2 = extras; 17316 obtainMessage(MSG_CREATED, args).sendToTarget(); 17317 } 17318 17319 private void notifyStatusChanged(int moveId, int status) { 17320 notifyStatusChanged(moveId, status, -1); 17321 } 17322 17323 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17324 Slog.v(TAG, "Move " + moveId + " status " + status); 17325 17326 final SomeArgs args = SomeArgs.obtain(); 17327 args.argi1 = moveId; 17328 args.argi2 = status; 17329 args.arg3 = estMillis; 17330 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17331 17332 synchronized (mLastStatus) { 17333 mLastStatus.put(moveId, status); 17334 } 17335 } 17336 } 17337 17338 private final static class OnPermissionChangeListeners extends Handler { 17339 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17340 17341 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17342 new RemoteCallbackList<>(); 17343 17344 public OnPermissionChangeListeners(Looper looper) { 17345 super(looper); 17346 } 17347 17348 @Override 17349 public void handleMessage(Message msg) { 17350 switch (msg.what) { 17351 case MSG_ON_PERMISSIONS_CHANGED: { 17352 final int uid = msg.arg1; 17353 handleOnPermissionsChanged(uid); 17354 } break; 17355 } 17356 } 17357 17358 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17359 mPermissionListeners.register(listener); 17360 17361 } 17362 17363 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17364 mPermissionListeners.unregister(listener); 17365 } 17366 17367 public void onPermissionsChanged(int uid) { 17368 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17369 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17370 } 17371 } 17372 17373 private void handleOnPermissionsChanged(int uid) { 17374 final int count = mPermissionListeners.beginBroadcast(); 17375 try { 17376 for (int i = 0; i < count; i++) { 17377 IOnPermissionsChangeListener callback = mPermissionListeners 17378 .getBroadcastItem(i); 17379 try { 17380 callback.onPermissionsChanged(uid); 17381 } catch (RemoteException e) { 17382 Log.e(TAG, "Permission listener is dead", e); 17383 } 17384 } 17385 } finally { 17386 mPermissionListeners.finishBroadcast(); 17387 } 17388 } 17389 } 17390 17391 private class PackageManagerInternalImpl extends PackageManagerInternal { 17392 @Override 17393 public void setLocationPackagesProvider(PackagesProvider provider) { 17394 synchronized (mPackages) { 17395 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17396 } 17397 } 17398 17399 @Override 17400 public void setImePackagesProvider(PackagesProvider provider) { 17401 synchronized (mPackages) { 17402 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17403 } 17404 } 17405 17406 @Override 17407 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17408 synchronized (mPackages) { 17409 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17410 } 17411 } 17412 17413 @Override 17414 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17415 synchronized (mPackages) { 17416 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17417 } 17418 } 17419 17420 @Override 17421 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17422 synchronized (mPackages) { 17423 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17424 } 17425 } 17426 17427 @Override 17428 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17429 synchronized (mPackages) { 17430 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17431 } 17432 } 17433 17434 @Override 17435 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17436 synchronized (mPackages) { 17437 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17438 } 17439 } 17440 17441 @Override 17442 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17443 synchronized (mPackages) { 17444 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17445 packageName, userId); 17446 } 17447 } 17448 17449 @Override 17450 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17451 synchronized (mPackages) { 17452 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17453 packageName, userId); 17454 } 17455 } 17456 17457 @Override 17458 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17459 synchronized (mPackages) { 17460 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17461 packageName, userId); 17462 } 17463 } 17464 17465 @Override 17466 public void setKeepUninstalledPackages(final List<String> packageList) { 17467 Preconditions.checkNotNull(packageList); 17468 List<String> removedFromList = null; 17469 synchronized (mPackages) { 17470 if (mKeepUninstalledPackages != null) { 17471 final int packagesCount = mKeepUninstalledPackages.size(); 17472 for (int i = 0; i < packagesCount; i++) { 17473 String oldPackage = mKeepUninstalledPackages.get(i); 17474 if (packageList != null && packageList.contains(oldPackage)) { 17475 continue; 17476 } 17477 if (removedFromList == null) { 17478 removedFromList = new ArrayList<>(); 17479 } 17480 removedFromList.add(oldPackage); 17481 } 17482 } 17483 mKeepUninstalledPackages = new ArrayList<>(packageList); 17484 if (removedFromList != null) { 17485 final int removedCount = removedFromList.size(); 17486 for (int i = 0; i < removedCount; i++) { 17487 deletePackageIfUnusedLPr(removedFromList.get(i)); 17488 } 17489 } 17490 } 17491 } 17492 17493 @Override 17494 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17495 synchronized (mPackages) { 17496 // If we do not support permission review, done. 17497 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17498 return false; 17499 } 17500 17501 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17502 if (packageSetting == null) { 17503 return false; 17504 } 17505 17506 // Permission review applies only to apps not supporting the new permission model. 17507 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17508 return false; 17509 } 17510 17511 // Legacy apps have the permission and get user consent on launch. 17512 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17513 return permissionsState.isPermissionReviewRequired(userId); 17514 } 17515 } 17516 } 17517 17518 @Override 17519 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17520 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17521 synchronized (mPackages) { 17522 final long identity = Binder.clearCallingIdentity(); 17523 try { 17524 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17525 packageNames, userId); 17526 } finally { 17527 Binder.restoreCallingIdentity(identity); 17528 } 17529 } 17530 } 17531 17532 private static void enforceSystemOrPhoneCaller(String tag) { 17533 int callingUid = Binder.getCallingUid(); 17534 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17535 throw new SecurityException( 17536 "Cannot call " + tag + " from UID " + callingUid); 17537 } 17538 } 17539} 17540