PackageManagerService.java revision 0ab0bdde2b39c77175d9e0d69d6631e130e4b5ac
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 = getRequiredButNotReallyRequiredVerifierLPr(); 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 @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 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 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2450 return null; 2451 } 2452 } 2453 2454 private @NonNull String getRequiredInstallerLPr() { 2455 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2456 intent.addCategory(Intent.CATEGORY_DEFAULT); 2457 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2458 2459 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2460 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2461 if (matches.size() == 1) { 2462 return matches.get(0).getComponentInfo().packageName; 2463 } else { 2464 throw new RuntimeException("There must be exactly one installer; found " + matches); 2465 } 2466 } 2467 2468 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2469 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2470 2471 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2472 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2473 ResolveInfo best = null; 2474 final int N = matches.size(); 2475 for (int i = 0; i < N; i++) { 2476 final ResolveInfo cur = matches.get(i); 2477 final String packageName = cur.getComponentInfo().packageName; 2478 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2479 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2480 continue; 2481 } 2482 2483 if (best == null || cur.priority > best.priority) { 2484 best = cur; 2485 } 2486 } 2487 2488 if (best != null) { 2489 return best.getComponentInfo().getComponentName(); 2490 } else { 2491 throw new RuntimeException("There must be at least one intent filter verifier"); 2492 } 2493 } 2494 2495 private @Nullable ComponentName getEphemeralResolverLPr() { 2496 final String[] packageArray = 2497 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2498 if (packageArray.length == 0) { 2499 if (DEBUG_EPHEMERAL) { 2500 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2501 } 2502 return null; 2503 } 2504 2505 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2506 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2507 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2508 2509 final int N = resolvers.size(); 2510 if (N == 0) { 2511 if (DEBUG_EPHEMERAL) { 2512 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2513 } 2514 return null; 2515 } 2516 2517 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2518 for (int i = 0; i < N; i++) { 2519 final ResolveInfo info = resolvers.get(i); 2520 2521 if (info.serviceInfo == null) { 2522 continue; 2523 } 2524 2525 final String packageName = info.serviceInfo.packageName; 2526 if (!possiblePackages.contains(packageName)) { 2527 if (DEBUG_EPHEMERAL) { 2528 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2529 + " pkg: " + packageName + ", info:" + info); 2530 } 2531 continue; 2532 } 2533 2534 if (DEBUG_EPHEMERAL) { 2535 Slog.v(TAG, "Ephemeral resolver found;" 2536 + " pkg: " + packageName + ", info:" + info); 2537 } 2538 return new ComponentName(packageName, info.serviceInfo.name); 2539 } 2540 if (DEBUG_EPHEMERAL) { 2541 Slog.v(TAG, "Ephemeral resolver NOT found"); 2542 } 2543 return null; 2544 } 2545 2546 private @Nullable ComponentName getEphemeralInstallerLPr() { 2547 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2548 intent.addCategory(Intent.CATEGORY_DEFAULT); 2549 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2550 2551 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2552 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2553 if (matches.size() == 0) { 2554 return null; 2555 } else if (matches.size() == 1) { 2556 return matches.get(0).getComponentInfo().getComponentName(); 2557 } else { 2558 throw new RuntimeException( 2559 "There must be at most one ephemeral installer; found " + matches); 2560 } 2561 } 2562 2563 private void primeDomainVerificationsLPw(int userId) { 2564 if (DEBUG_DOMAIN_VERIFICATION) { 2565 Slog.d(TAG, "Priming domain verifications in user " + userId); 2566 } 2567 2568 SystemConfig systemConfig = SystemConfig.getInstance(); 2569 ArraySet<String> packages = systemConfig.getLinkedApps(); 2570 ArraySet<String> domains = new ArraySet<String>(); 2571 2572 for (String packageName : packages) { 2573 PackageParser.Package pkg = mPackages.get(packageName); 2574 if (pkg != null) { 2575 if (!pkg.isSystemApp()) { 2576 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2577 continue; 2578 } 2579 2580 domains.clear(); 2581 for (PackageParser.Activity a : pkg.activities) { 2582 for (ActivityIntentInfo filter : a.intents) { 2583 if (hasValidDomains(filter)) { 2584 domains.addAll(filter.getHostsList()); 2585 } 2586 } 2587 } 2588 2589 if (domains.size() > 0) { 2590 if (DEBUG_DOMAIN_VERIFICATION) { 2591 Slog.v(TAG, " + " + packageName); 2592 } 2593 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2594 // state w.r.t. the formal app-linkage "no verification attempted" state; 2595 // and then 'always' in the per-user state actually used for intent resolution. 2596 final IntentFilterVerificationInfo ivi; 2597 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2598 new ArrayList<String>(domains)); 2599 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2600 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2601 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2602 } else { 2603 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2604 + "' does not handle web links"); 2605 } 2606 } else { 2607 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2608 } 2609 } 2610 2611 scheduleWritePackageRestrictionsLocked(userId); 2612 scheduleWriteSettingsLocked(); 2613 } 2614 2615 private void applyFactoryDefaultBrowserLPw(int userId) { 2616 // The default browser app's package name is stored in a string resource, 2617 // with a product-specific overlay used for vendor customization. 2618 String browserPkg = mContext.getResources().getString( 2619 com.android.internal.R.string.default_browser); 2620 if (!TextUtils.isEmpty(browserPkg)) { 2621 // non-empty string => required to be a known package 2622 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2623 if (ps == null) { 2624 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2625 browserPkg = null; 2626 } else { 2627 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2628 } 2629 } 2630 2631 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2632 // default. If there's more than one, just leave everything alone. 2633 if (browserPkg == null) { 2634 calculateDefaultBrowserLPw(userId); 2635 } 2636 } 2637 2638 private void calculateDefaultBrowserLPw(int userId) { 2639 List<String> allBrowsers = resolveAllBrowserApps(userId); 2640 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2641 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2642 } 2643 2644 private List<String> resolveAllBrowserApps(int userId) { 2645 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2646 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2647 PackageManager.MATCH_ALL, userId); 2648 2649 final int count = list.size(); 2650 List<String> result = new ArrayList<String>(count); 2651 for (int i=0; i<count; i++) { 2652 ResolveInfo info = list.get(i); 2653 if (info.activityInfo == null 2654 || !info.handleAllWebDataURI 2655 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2656 || result.contains(info.activityInfo.packageName)) { 2657 continue; 2658 } 2659 result.add(info.activityInfo.packageName); 2660 } 2661 2662 return result; 2663 } 2664 2665 private boolean packageIsBrowser(String packageName, int userId) { 2666 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2667 PackageManager.MATCH_ALL, userId); 2668 final int N = list.size(); 2669 for (int i = 0; i < N; i++) { 2670 ResolveInfo info = list.get(i); 2671 if (packageName.equals(info.activityInfo.packageName)) { 2672 return true; 2673 } 2674 } 2675 return false; 2676 } 2677 2678 private void checkDefaultBrowser() { 2679 final int myUserId = UserHandle.myUserId(); 2680 final String packageName = getDefaultBrowserPackageName(myUserId); 2681 if (packageName != null) { 2682 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2683 if (info == null) { 2684 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2685 synchronized (mPackages) { 2686 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2687 } 2688 } 2689 } 2690 } 2691 2692 @Override 2693 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2694 throws RemoteException { 2695 try { 2696 return super.onTransact(code, data, reply, flags); 2697 } catch (RuntimeException e) { 2698 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2699 Slog.wtf(TAG, "Package Manager Crash", e); 2700 } 2701 throw e; 2702 } 2703 } 2704 2705 void cleanupInstallFailedPackage(PackageSetting ps) { 2706 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2707 2708 removeDataDirsLI(ps.volumeUuid, ps.name); 2709 if (ps.codePath != null) { 2710 if (ps.codePath.isDirectory()) { 2711 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2712 } else { 2713 ps.codePath.delete(); 2714 } 2715 } 2716 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2717 if (ps.resourcePath.isDirectory()) { 2718 FileUtils.deleteContents(ps.resourcePath); 2719 } 2720 ps.resourcePath.delete(); 2721 } 2722 mSettings.removePackageLPw(ps.name); 2723 } 2724 2725 static int[] appendInts(int[] cur, int[] add) { 2726 if (add == null) return cur; 2727 if (cur == null) return add; 2728 final int N = add.length; 2729 for (int i=0; i<N; i++) { 2730 cur = appendInt(cur, add[i]); 2731 } 2732 return cur; 2733 } 2734 2735 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2736 if (!sUserManager.exists(userId)) return null; 2737 final PackageSetting ps = (PackageSetting) p.mExtras; 2738 if (ps == null) { 2739 return null; 2740 } 2741 2742 final PermissionsState permissionsState = ps.getPermissionsState(); 2743 2744 final int[] gids = permissionsState.computeGids(userId); 2745 final Set<String> permissions = permissionsState.getPermissions(userId); 2746 final PackageUserState state = ps.readUserState(userId); 2747 2748 return PackageParser.generatePackageInfo(p, gids, flags, 2749 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2750 } 2751 2752 @Override 2753 public void checkPackageStartable(String packageName, int userId) { 2754 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2755 2756 synchronized (mPackages) { 2757 final PackageSetting ps = mSettings.mPackages.get(packageName); 2758 if (ps == null) { 2759 throw new SecurityException("Package " + packageName + " was not found!"); 2760 } 2761 2762 if (ps.frozen) { 2763 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2764 } 2765 2766 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2767 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2768 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2769 } 2770 } 2771 } 2772 2773 @Override 2774 public boolean isPackageAvailable(String packageName, int userId) { 2775 if (!sUserManager.exists(userId)) return false; 2776 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2777 synchronized (mPackages) { 2778 PackageParser.Package p = mPackages.get(packageName); 2779 if (p != null) { 2780 final PackageSetting ps = (PackageSetting) p.mExtras; 2781 if (ps != null) { 2782 final PackageUserState state = ps.readUserState(userId); 2783 if (state != null) { 2784 return PackageParser.isAvailable(state); 2785 } 2786 } 2787 } 2788 } 2789 return false; 2790 } 2791 2792 @Override 2793 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2794 if (!sUserManager.exists(userId)) return null; 2795 flags = updateFlagsForPackage(flags, userId, packageName); 2796 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2797 // reader 2798 synchronized (mPackages) { 2799 PackageParser.Package p = mPackages.get(packageName); 2800 if (DEBUG_PACKAGE_INFO) 2801 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2802 if (p != null) { 2803 return generatePackageInfo(p, flags, userId); 2804 } 2805 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2806 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2807 } 2808 } 2809 return null; 2810 } 2811 2812 @Override 2813 public String[] currentToCanonicalPackageNames(String[] names) { 2814 String[] out = new String[names.length]; 2815 // reader 2816 synchronized (mPackages) { 2817 for (int i=names.length-1; i>=0; i--) { 2818 PackageSetting ps = mSettings.mPackages.get(names[i]); 2819 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2820 } 2821 } 2822 return out; 2823 } 2824 2825 @Override 2826 public String[] canonicalToCurrentPackageNames(String[] names) { 2827 String[] out = new String[names.length]; 2828 // reader 2829 synchronized (mPackages) { 2830 for (int i=names.length-1; i>=0; i--) { 2831 String cur = mSettings.mRenamedPackages.get(names[i]); 2832 out[i] = cur != null ? cur : names[i]; 2833 } 2834 } 2835 return out; 2836 } 2837 2838 @Override 2839 public int getPackageUid(String packageName, int userId) { 2840 return getPackageUidEtc(packageName, 0, userId); 2841 } 2842 2843 @Override 2844 public int getPackageUidEtc(String packageName, int flags, int userId) { 2845 if (!sUserManager.exists(userId)) return -1; 2846 flags = updateFlagsForPackage(flags, userId, packageName); 2847 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2848 2849 // reader 2850 synchronized (mPackages) { 2851 final PackageParser.Package p = mPackages.get(packageName); 2852 if (p != null && p.isMatch(flags)) { 2853 return UserHandle.getUid(userId, p.applicationInfo.uid); 2854 } 2855 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2856 final PackageSetting ps = mSettings.mPackages.get(packageName); 2857 if (ps != null && ps.isMatch(flags)) { 2858 return UserHandle.getUid(userId, ps.appId); 2859 } 2860 } 2861 } 2862 2863 return -1; 2864 } 2865 2866 @Override 2867 public int[] getPackageGids(String packageName, int userId) { 2868 return getPackageGidsEtc(packageName, 0, userId); 2869 } 2870 2871 @Override 2872 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2873 if (!sUserManager.exists(userId)) return null; 2874 flags = updateFlagsForPackage(flags, userId, packageName); 2875 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2876 "getPackageGids"); 2877 2878 // reader 2879 synchronized (mPackages) { 2880 final PackageParser.Package p = mPackages.get(packageName); 2881 if (p != null && p.isMatch(flags)) { 2882 PackageSetting ps = (PackageSetting) p.mExtras; 2883 return ps.getPermissionsState().computeGids(userId); 2884 } 2885 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2886 final PackageSetting ps = mSettings.mPackages.get(packageName); 2887 if (ps != null && ps.isMatch(flags)) { 2888 return ps.getPermissionsState().computeGids(userId); 2889 } 2890 } 2891 } 2892 2893 return null; 2894 } 2895 2896 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2897 if (bp.perm != null) { 2898 return PackageParser.generatePermissionInfo(bp.perm, flags); 2899 } 2900 PermissionInfo pi = new PermissionInfo(); 2901 pi.name = bp.name; 2902 pi.packageName = bp.sourcePackage; 2903 pi.nonLocalizedLabel = bp.name; 2904 pi.protectionLevel = bp.protectionLevel; 2905 return pi; 2906 } 2907 2908 @Override 2909 public PermissionInfo getPermissionInfo(String name, int flags) { 2910 // reader 2911 synchronized (mPackages) { 2912 final BasePermission p = mSettings.mPermissions.get(name); 2913 if (p != null) { 2914 return generatePermissionInfo(p, flags); 2915 } 2916 return null; 2917 } 2918 } 2919 2920 @Override 2921 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2922 // reader 2923 synchronized (mPackages) { 2924 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2925 for (BasePermission p : mSettings.mPermissions.values()) { 2926 if (group == null) { 2927 if (p.perm == null || p.perm.info.group == null) { 2928 out.add(generatePermissionInfo(p, flags)); 2929 } 2930 } else { 2931 if (p.perm != null && group.equals(p.perm.info.group)) { 2932 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2933 } 2934 } 2935 } 2936 2937 if (out.size() > 0) { 2938 return out; 2939 } 2940 return mPermissionGroups.containsKey(group) ? out : null; 2941 } 2942 } 2943 2944 @Override 2945 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2946 // reader 2947 synchronized (mPackages) { 2948 return PackageParser.generatePermissionGroupInfo( 2949 mPermissionGroups.get(name), flags); 2950 } 2951 } 2952 2953 @Override 2954 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2955 // reader 2956 synchronized (mPackages) { 2957 final int N = mPermissionGroups.size(); 2958 ArrayList<PermissionGroupInfo> out 2959 = new ArrayList<PermissionGroupInfo>(N); 2960 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2961 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2962 } 2963 return out; 2964 } 2965 } 2966 2967 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2968 int userId) { 2969 if (!sUserManager.exists(userId)) return null; 2970 PackageSetting ps = mSettings.mPackages.get(packageName); 2971 if (ps != null) { 2972 if (ps.pkg == null) { 2973 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2974 flags, userId); 2975 if (pInfo != null) { 2976 return pInfo.applicationInfo; 2977 } 2978 return null; 2979 } 2980 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2981 ps.readUserState(userId), userId); 2982 } 2983 return null; 2984 } 2985 2986 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2987 int userId) { 2988 if (!sUserManager.exists(userId)) return null; 2989 PackageSetting ps = mSettings.mPackages.get(packageName); 2990 if (ps != null) { 2991 PackageParser.Package pkg = ps.pkg; 2992 if (pkg == null) { 2993 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 2994 return null; 2995 } 2996 // Only data remains, so we aren't worried about code paths 2997 pkg = new PackageParser.Package(packageName); 2998 pkg.applicationInfo.packageName = packageName; 2999 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3000 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3001 pkg.applicationInfo.uid = ps.appId; 3002 pkg.applicationInfo.initForUser(userId); 3003 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3004 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3005 } 3006 return generatePackageInfo(pkg, flags, userId); 3007 } 3008 return null; 3009 } 3010 3011 @Override 3012 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3013 if (!sUserManager.exists(userId)) return null; 3014 flags = updateFlagsForApplication(flags, userId, packageName); 3015 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3016 // writer 3017 synchronized (mPackages) { 3018 PackageParser.Package p = mPackages.get(packageName); 3019 if (DEBUG_PACKAGE_INFO) Log.v( 3020 TAG, "getApplicationInfo " + packageName 3021 + ": " + p); 3022 if (p != null) { 3023 PackageSetting ps = mSettings.mPackages.get(packageName); 3024 if (ps == null) return null; 3025 // Note: isEnabledLP() does not apply here - always return info 3026 return PackageParser.generateApplicationInfo( 3027 p, flags, ps.readUserState(userId), userId); 3028 } 3029 if ("android".equals(packageName)||"system".equals(packageName)) { 3030 return mAndroidApplication; 3031 } 3032 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3033 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3034 } 3035 } 3036 return null; 3037 } 3038 3039 @Override 3040 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3041 final IPackageDataObserver observer) { 3042 mContext.enforceCallingOrSelfPermission( 3043 android.Manifest.permission.CLEAR_APP_CACHE, null); 3044 // Queue up an async operation since clearing cache may take a little while. 3045 mHandler.post(new Runnable() { 3046 public void run() { 3047 mHandler.removeCallbacks(this); 3048 int retCode = -1; 3049 synchronized (mInstallLock) { 3050 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3051 if (retCode < 0) { 3052 Slog.w(TAG, "Couldn't clear application caches"); 3053 } 3054 } 3055 if (observer != null) { 3056 try { 3057 observer.onRemoveCompleted(null, (retCode >= 0)); 3058 } catch (RemoteException e) { 3059 Slog.w(TAG, "RemoveException when invoking call back"); 3060 } 3061 } 3062 } 3063 }); 3064 } 3065 3066 @Override 3067 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3068 final IntentSender pi) { 3069 mContext.enforceCallingOrSelfPermission( 3070 android.Manifest.permission.CLEAR_APP_CACHE, null); 3071 // Queue up an async operation since clearing cache may take a little while. 3072 mHandler.post(new Runnable() { 3073 public void run() { 3074 mHandler.removeCallbacks(this); 3075 int retCode = -1; 3076 synchronized (mInstallLock) { 3077 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3078 if (retCode < 0) { 3079 Slog.w(TAG, "Couldn't clear application caches"); 3080 } 3081 } 3082 if(pi != null) { 3083 try { 3084 // Callback via pending intent 3085 int code = (retCode >= 0) ? 1 : 0; 3086 pi.sendIntent(null, code, null, 3087 null, null); 3088 } catch (SendIntentException e1) { 3089 Slog.i(TAG, "Failed to send pending intent"); 3090 } 3091 } 3092 } 3093 }); 3094 } 3095 3096 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3097 synchronized (mInstallLock) { 3098 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3099 throw new IOException("Failed to free enough space"); 3100 } 3101 } 3102 } 3103 3104 /** 3105 * Return if the user key is currently unlocked. 3106 */ 3107 private boolean isUserKeyUnlocked(int userId) { 3108 if (StorageManager.isFileBasedEncryptionEnabled()) { 3109 final IMountService mount = IMountService.Stub 3110 .asInterface(ServiceManager.getService("mount")); 3111 if (mount == null) { 3112 Slog.w(TAG, "Early during boot, assuming locked"); 3113 return false; 3114 } 3115 final long token = Binder.clearCallingIdentity(); 3116 try { 3117 return mount.isUserKeyUnlocked(userId); 3118 } catch (RemoteException e) { 3119 throw e.rethrowAsRuntimeException(); 3120 } finally { 3121 Binder.restoreCallingIdentity(token); 3122 } 3123 } else { 3124 return true; 3125 } 3126 } 3127 3128 /** 3129 * Update given flags based on encryption status of current user. 3130 */ 3131 private int updateFlagsForEncryption(int flags, int userId) { 3132 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3133 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3134 // Caller expressed an explicit opinion about what encryption 3135 // aware/unaware components they want to see, so fall through and 3136 // give them what they want 3137 } else { 3138 // Caller expressed no opinion, so match based on user state 3139 if (isUserKeyUnlocked(userId)) { 3140 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3141 } else { 3142 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3143 } 3144 } 3145 return flags; 3146 } 3147 3148 /** 3149 * Update given flags when being used to request {@link PackageInfo}. 3150 */ 3151 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3152 boolean triaged = true; 3153 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3154 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3155 // Caller is asking for component details, so they'd better be 3156 // asking for specific encryption matching behavior, or be triaged 3157 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3158 | PackageManager.MATCH_ENCRYPTION_AWARE 3159 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3160 triaged = false; 3161 } 3162 } 3163 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3164 | PackageManager.MATCH_SYSTEM_ONLY 3165 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3166 triaged = false; 3167 } 3168 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3169 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3170 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3171 } 3172 return updateFlagsForEncryption(flags, userId); 3173 } 3174 3175 /** 3176 * Update given flags when being used to request {@link ApplicationInfo}. 3177 */ 3178 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3179 return updateFlagsForPackage(flags, userId, cookie); 3180 } 3181 3182 /** 3183 * Update given flags when being used to request {@link ComponentInfo}. 3184 */ 3185 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3186 if (cookie instanceof Intent) { 3187 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3188 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3189 } 3190 } 3191 3192 boolean triaged = true; 3193 // Caller is asking for component details, so they'd better be 3194 // asking for specific encryption matching behavior, or be triaged 3195 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3196 | PackageManager.MATCH_ENCRYPTION_AWARE 3197 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3198 triaged = false; 3199 } 3200 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3201 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3202 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3203 } 3204 return updateFlagsForEncryption(flags, userId); 3205 } 3206 3207 /** 3208 * Update given flags when being used to request {@link ResolveInfo}. 3209 */ 3210 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3211 return updateFlagsForComponent(flags, userId, cookie); 3212 } 3213 3214 @Override 3215 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3216 if (!sUserManager.exists(userId)) return null; 3217 flags = updateFlagsForComponent(flags, userId, component); 3218 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3219 synchronized (mPackages) { 3220 PackageParser.Activity a = mActivities.mActivities.get(component); 3221 3222 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3223 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3224 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3225 if (ps == null) return null; 3226 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3227 userId); 3228 } 3229 if (mResolveComponentName.equals(component)) { 3230 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3231 new PackageUserState(), userId); 3232 } 3233 } 3234 return null; 3235 } 3236 3237 @Override 3238 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3239 String resolvedType) { 3240 synchronized (mPackages) { 3241 if (component.equals(mResolveComponentName)) { 3242 // The resolver supports EVERYTHING! 3243 return true; 3244 } 3245 PackageParser.Activity a = mActivities.mActivities.get(component); 3246 if (a == null) { 3247 return false; 3248 } 3249 for (int i=0; i<a.intents.size(); i++) { 3250 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3251 intent.getData(), intent.getCategories(), TAG) >= 0) { 3252 return true; 3253 } 3254 } 3255 return false; 3256 } 3257 } 3258 3259 @Override 3260 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3261 if (!sUserManager.exists(userId)) return null; 3262 flags = updateFlagsForComponent(flags, userId, component); 3263 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3264 synchronized (mPackages) { 3265 PackageParser.Activity a = mReceivers.mActivities.get(component); 3266 if (DEBUG_PACKAGE_INFO) Log.v( 3267 TAG, "getReceiverInfo " + component + ": " + a); 3268 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3269 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3270 if (ps == null) return null; 3271 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3272 userId); 3273 } 3274 } 3275 return null; 3276 } 3277 3278 @Override 3279 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3280 if (!sUserManager.exists(userId)) return null; 3281 flags = updateFlagsForComponent(flags, userId, component); 3282 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3283 synchronized (mPackages) { 3284 PackageParser.Service s = mServices.mServices.get(component); 3285 if (DEBUG_PACKAGE_INFO) Log.v( 3286 TAG, "getServiceInfo " + component + ": " + s); 3287 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3288 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3289 if (ps == null) return null; 3290 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3291 userId); 3292 } 3293 } 3294 return null; 3295 } 3296 3297 @Override 3298 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3299 if (!sUserManager.exists(userId)) return null; 3300 flags = updateFlagsForComponent(flags, userId, component); 3301 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3302 synchronized (mPackages) { 3303 PackageParser.Provider p = mProviders.mProviders.get(component); 3304 if (DEBUG_PACKAGE_INFO) Log.v( 3305 TAG, "getProviderInfo " + component + ": " + p); 3306 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3307 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3308 if (ps == null) return null; 3309 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3310 userId); 3311 } 3312 } 3313 return null; 3314 } 3315 3316 @Override 3317 public String[] getSystemSharedLibraryNames() { 3318 Set<String> libSet; 3319 synchronized (mPackages) { 3320 libSet = mSharedLibraries.keySet(); 3321 int size = libSet.size(); 3322 if (size > 0) { 3323 String[] libs = new String[size]; 3324 libSet.toArray(libs); 3325 return libs; 3326 } 3327 } 3328 return null; 3329 } 3330 3331 /** 3332 * @hide 3333 */ 3334 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3335 synchronized (mPackages) { 3336 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3337 if (lib != null && lib.apk != null) { 3338 return mPackages.get(lib.apk); 3339 } 3340 } 3341 return null; 3342 } 3343 3344 @Override 3345 public FeatureInfo[] getSystemAvailableFeatures() { 3346 Collection<FeatureInfo> featSet; 3347 synchronized (mPackages) { 3348 featSet = mAvailableFeatures.values(); 3349 int size = featSet.size(); 3350 if (size > 0) { 3351 FeatureInfo[] features = new FeatureInfo[size+1]; 3352 featSet.toArray(features); 3353 FeatureInfo fi = new FeatureInfo(); 3354 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3355 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3356 features[size] = fi; 3357 return features; 3358 } 3359 } 3360 return null; 3361 } 3362 3363 @Override 3364 public boolean hasSystemFeature(String name) { 3365 synchronized (mPackages) { 3366 return mAvailableFeatures.containsKey(name); 3367 } 3368 } 3369 3370 @Override 3371 public int checkPermission(String permName, String pkgName, int userId) { 3372 if (!sUserManager.exists(userId)) { 3373 return PackageManager.PERMISSION_DENIED; 3374 } 3375 3376 synchronized (mPackages) { 3377 final PackageParser.Package p = mPackages.get(pkgName); 3378 if (p != null && p.mExtras != null) { 3379 final PackageSetting ps = (PackageSetting) p.mExtras; 3380 final PermissionsState permissionsState = ps.getPermissionsState(); 3381 if (permissionsState.hasPermission(permName, userId)) { 3382 return PackageManager.PERMISSION_GRANTED; 3383 } 3384 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3385 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3386 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3387 return PackageManager.PERMISSION_GRANTED; 3388 } 3389 } 3390 } 3391 3392 return PackageManager.PERMISSION_DENIED; 3393 } 3394 3395 @Override 3396 public int checkUidPermission(String permName, int uid) { 3397 final int userId = UserHandle.getUserId(uid); 3398 3399 if (!sUserManager.exists(userId)) { 3400 return PackageManager.PERMISSION_DENIED; 3401 } 3402 3403 synchronized (mPackages) { 3404 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3405 if (obj != null) { 3406 final SettingBase ps = (SettingBase) obj; 3407 final PermissionsState permissionsState = ps.getPermissionsState(); 3408 if (permissionsState.hasPermission(permName, userId)) { 3409 return PackageManager.PERMISSION_GRANTED; 3410 } 3411 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3412 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3413 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3414 return PackageManager.PERMISSION_GRANTED; 3415 } 3416 } else { 3417 ArraySet<String> perms = mSystemPermissions.get(uid); 3418 if (perms != null) { 3419 if (perms.contains(permName)) { 3420 return PackageManager.PERMISSION_GRANTED; 3421 } 3422 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3423 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3424 return PackageManager.PERMISSION_GRANTED; 3425 } 3426 } 3427 } 3428 } 3429 3430 return PackageManager.PERMISSION_DENIED; 3431 } 3432 3433 @Override 3434 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3435 if (UserHandle.getCallingUserId() != userId) { 3436 mContext.enforceCallingPermission( 3437 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3438 "isPermissionRevokedByPolicy for user " + userId); 3439 } 3440 3441 if (checkPermission(permission, packageName, userId) 3442 == PackageManager.PERMISSION_GRANTED) { 3443 return false; 3444 } 3445 3446 final long identity = Binder.clearCallingIdentity(); 3447 try { 3448 final int flags = getPermissionFlags(permission, packageName, userId); 3449 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3450 } finally { 3451 Binder.restoreCallingIdentity(identity); 3452 } 3453 } 3454 3455 @Override 3456 public String getPermissionControllerPackageName() { 3457 synchronized (mPackages) { 3458 return mRequiredInstallerPackage; 3459 } 3460 } 3461 3462 /** 3463 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3464 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3465 * @param checkShell TODO(yamasani): 3466 * @param message the message to log on security exception 3467 */ 3468 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3469 boolean checkShell, String message) { 3470 if (userId < 0) { 3471 throw new IllegalArgumentException("Invalid userId " + userId); 3472 } 3473 if (checkShell) { 3474 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3475 } 3476 if (userId == UserHandle.getUserId(callingUid)) return; 3477 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3478 if (requireFullPermission) { 3479 mContext.enforceCallingOrSelfPermission( 3480 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3481 } else { 3482 try { 3483 mContext.enforceCallingOrSelfPermission( 3484 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3485 } catch (SecurityException se) { 3486 mContext.enforceCallingOrSelfPermission( 3487 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3488 } 3489 } 3490 } 3491 } 3492 3493 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3494 if (callingUid == Process.SHELL_UID) { 3495 if (userHandle >= 0 3496 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3497 throw new SecurityException("Shell does not have permission to access user " 3498 + userHandle); 3499 } else if (userHandle < 0) { 3500 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3501 + Debug.getCallers(3)); 3502 } 3503 } 3504 } 3505 3506 private BasePermission findPermissionTreeLP(String permName) { 3507 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3508 if (permName.startsWith(bp.name) && 3509 permName.length() > bp.name.length() && 3510 permName.charAt(bp.name.length()) == '.') { 3511 return bp; 3512 } 3513 } 3514 return null; 3515 } 3516 3517 private BasePermission checkPermissionTreeLP(String permName) { 3518 if (permName != null) { 3519 BasePermission bp = findPermissionTreeLP(permName); 3520 if (bp != null) { 3521 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3522 return bp; 3523 } 3524 throw new SecurityException("Calling uid " 3525 + Binder.getCallingUid() 3526 + " is not allowed to add to permission tree " 3527 + bp.name + " owned by uid " + bp.uid); 3528 } 3529 } 3530 throw new SecurityException("No permission tree found for " + permName); 3531 } 3532 3533 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3534 if (s1 == null) { 3535 return s2 == null; 3536 } 3537 if (s2 == null) { 3538 return false; 3539 } 3540 if (s1.getClass() != s2.getClass()) { 3541 return false; 3542 } 3543 return s1.equals(s2); 3544 } 3545 3546 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3547 if (pi1.icon != pi2.icon) return false; 3548 if (pi1.logo != pi2.logo) return false; 3549 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3550 if (!compareStrings(pi1.name, pi2.name)) return false; 3551 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3552 // We'll take care of setting this one. 3553 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3554 // These are not currently stored in settings. 3555 //if (!compareStrings(pi1.group, pi2.group)) return false; 3556 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3557 //if (pi1.labelRes != pi2.labelRes) return false; 3558 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3559 return true; 3560 } 3561 3562 int permissionInfoFootprint(PermissionInfo info) { 3563 int size = info.name.length(); 3564 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3565 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3566 return size; 3567 } 3568 3569 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3570 int size = 0; 3571 for (BasePermission perm : mSettings.mPermissions.values()) { 3572 if (perm.uid == tree.uid) { 3573 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3574 } 3575 } 3576 return size; 3577 } 3578 3579 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3580 // We calculate the max size of permissions defined by this uid and throw 3581 // if that plus the size of 'info' would exceed our stated maximum. 3582 if (tree.uid != Process.SYSTEM_UID) { 3583 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3584 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3585 throw new SecurityException("Permission tree size cap exceeded"); 3586 } 3587 } 3588 } 3589 3590 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3591 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3592 throw new SecurityException("Label must be specified in permission"); 3593 } 3594 BasePermission tree = checkPermissionTreeLP(info.name); 3595 BasePermission bp = mSettings.mPermissions.get(info.name); 3596 boolean added = bp == null; 3597 boolean changed = true; 3598 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3599 if (added) { 3600 enforcePermissionCapLocked(info, tree); 3601 bp = new BasePermission(info.name, tree.sourcePackage, 3602 BasePermission.TYPE_DYNAMIC); 3603 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3604 throw new SecurityException( 3605 "Not allowed to modify non-dynamic permission " 3606 + info.name); 3607 } else { 3608 if (bp.protectionLevel == fixedLevel 3609 && bp.perm.owner.equals(tree.perm.owner) 3610 && bp.uid == tree.uid 3611 && comparePermissionInfos(bp.perm.info, info)) { 3612 changed = false; 3613 } 3614 } 3615 bp.protectionLevel = fixedLevel; 3616 info = new PermissionInfo(info); 3617 info.protectionLevel = fixedLevel; 3618 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3619 bp.perm.info.packageName = tree.perm.info.packageName; 3620 bp.uid = tree.uid; 3621 if (added) { 3622 mSettings.mPermissions.put(info.name, bp); 3623 } 3624 if (changed) { 3625 if (!async) { 3626 mSettings.writeLPr(); 3627 } else { 3628 scheduleWriteSettingsLocked(); 3629 } 3630 } 3631 return added; 3632 } 3633 3634 @Override 3635 public boolean addPermission(PermissionInfo info) { 3636 synchronized (mPackages) { 3637 return addPermissionLocked(info, false); 3638 } 3639 } 3640 3641 @Override 3642 public boolean addPermissionAsync(PermissionInfo info) { 3643 synchronized (mPackages) { 3644 return addPermissionLocked(info, true); 3645 } 3646 } 3647 3648 @Override 3649 public void removePermission(String name) { 3650 synchronized (mPackages) { 3651 checkPermissionTreeLP(name); 3652 BasePermission bp = mSettings.mPermissions.get(name); 3653 if (bp != null) { 3654 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3655 throw new SecurityException( 3656 "Not allowed to modify non-dynamic permission " 3657 + name); 3658 } 3659 mSettings.mPermissions.remove(name); 3660 mSettings.writeLPr(); 3661 } 3662 } 3663 } 3664 3665 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3666 BasePermission bp) { 3667 int index = pkg.requestedPermissions.indexOf(bp.name); 3668 if (index == -1) { 3669 throw new SecurityException("Package " + pkg.packageName 3670 + " has not requested permission " + bp.name); 3671 } 3672 if (!bp.isRuntime() && !bp.isDevelopment()) { 3673 throw new SecurityException("Permission " + bp.name 3674 + " is not a changeable permission type"); 3675 } 3676 } 3677 3678 @Override 3679 public void grantRuntimePermission(String packageName, String name, final int userId) { 3680 if (!sUserManager.exists(userId)) { 3681 Log.e(TAG, "No such user:" + userId); 3682 return; 3683 } 3684 3685 mContext.enforceCallingOrSelfPermission( 3686 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3687 "grantRuntimePermission"); 3688 3689 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3690 "grantRuntimePermission"); 3691 3692 final int uid; 3693 final SettingBase sb; 3694 3695 synchronized (mPackages) { 3696 final PackageParser.Package pkg = mPackages.get(packageName); 3697 if (pkg == null) { 3698 throw new IllegalArgumentException("Unknown package: " + packageName); 3699 } 3700 3701 final BasePermission bp = mSettings.mPermissions.get(name); 3702 if (bp == null) { 3703 throw new IllegalArgumentException("Unknown permission: " + name); 3704 } 3705 3706 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3707 3708 // If a permission review is required for legacy apps we represent 3709 // their permissions as always granted runtime ones since we need 3710 // to keep the review required permission flag per user while an 3711 // install permission's state is shared across all users. 3712 if (Build.PERMISSIONS_REVIEW_REQUIRED 3713 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3714 && bp.isRuntime()) { 3715 return; 3716 } 3717 3718 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3719 sb = (SettingBase) pkg.mExtras; 3720 if (sb == null) { 3721 throw new IllegalArgumentException("Unknown package: " + packageName); 3722 } 3723 3724 final PermissionsState permissionsState = sb.getPermissionsState(); 3725 3726 final int flags = permissionsState.getPermissionFlags(name, userId); 3727 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3728 throw new SecurityException("Cannot grant system fixed permission " 3729 + name + " for package " + packageName); 3730 } 3731 3732 if (bp.isDevelopment()) { 3733 // Development permissions must be handled specially, since they are not 3734 // normal runtime permissions. For now they apply to all users. 3735 if (permissionsState.grantInstallPermission(bp) != 3736 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3737 scheduleWriteSettingsLocked(); 3738 } 3739 return; 3740 } 3741 3742 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3743 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3744 return; 3745 } 3746 3747 final int result = permissionsState.grantRuntimePermission(bp, userId); 3748 switch (result) { 3749 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3750 return; 3751 } 3752 3753 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3754 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3755 mHandler.post(new Runnable() { 3756 @Override 3757 public void run() { 3758 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3759 } 3760 }); 3761 } 3762 break; 3763 } 3764 3765 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3766 3767 // Not critical if that is lost - app has to request again. 3768 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3769 } 3770 3771 // Only need to do this if user is initialized. Otherwise it's a new user 3772 // and there are no processes running as the user yet and there's no need 3773 // to make an expensive call to remount processes for the changed permissions. 3774 if (READ_EXTERNAL_STORAGE.equals(name) 3775 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3776 final long token = Binder.clearCallingIdentity(); 3777 try { 3778 if (sUserManager.isInitialized(userId)) { 3779 MountServiceInternal mountServiceInternal = LocalServices.getService( 3780 MountServiceInternal.class); 3781 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3782 } 3783 } finally { 3784 Binder.restoreCallingIdentity(token); 3785 } 3786 } 3787 } 3788 3789 @Override 3790 public void revokeRuntimePermission(String packageName, String name, int userId) { 3791 if (!sUserManager.exists(userId)) { 3792 Log.e(TAG, "No such user:" + userId); 3793 return; 3794 } 3795 3796 mContext.enforceCallingOrSelfPermission( 3797 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3798 "revokeRuntimePermission"); 3799 3800 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3801 "revokeRuntimePermission"); 3802 3803 final int appId; 3804 3805 synchronized (mPackages) { 3806 final PackageParser.Package pkg = mPackages.get(packageName); 3807 if (pkg == null) { 3808 throw new IllegalArgumentException("Unknown package: " + packageName); 3809 } 3810 3811 final BasePermission bp = mSettings.mPermissions.get(name); 3812 if (bp == null) { 3813 throw new IllegalArgumentException("Unknown permission: " + name); 3814 } 3815 3816 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3817 3818 // If a permission review is required for legacy apps we represent 3819 // their permissions as always granted runtime ones since we need 3820 // to keep the review required permission flag per user while an 3821 // install permission's state is shared across all users. 3822 if (Build.PERMISSIONS_REVIEW_REQUIRED 3823 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3824 && bp.isRuntime()) { 3825 return; 3826 } 3827 3828 SettingBase sb = (SettingBase) pkg.mExtras; 3829 if (sb == null) { 3830 throw new IllegalArgumentException("Unknown package: " + packageName); 3831 } 3832 3833 final PermissionsState permissionsState = sb.getPermissionsState(); 3834 3835 final int flags = permissionsState.getPermissionFlags(name, userId); 3836 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3837 throw new SecurityException("Cannot revoke system fixed permission " 3838 + name + " for package " + packageName); 3839 } 3840 3841 if (bp.isDevelopment()) { 3842 // Development permissions must be handled specially, since they are not 3843 // normal runtime permissions. For now they apply to all users. 3844 if (permissionsState.revokeInstallPermission(bp) != 3845 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3846 scheduleWriteSettingsLocked(); 3847 } 3848 return; 3849 } 3850 3851 if (permissionsState.revokeRuntimePermission(bp, userId) == 3852 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3853 return; 3854 } 3855 3856 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3857 3858 // Critical, after this call app should never have the permission. 3859 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3860 3861 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3862 } 3863 3864 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3865 } 3866 3867 @Override 3868 public void resetRuntimePermissions() { 3869 mContext.enforceCallingOrSelfPermission( 3870 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3871 "revokeRuntimePermission"); 3872 3873 int callingUid = Binder.getCallingUid(); 3874 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3875 mContext.enforceCallingOrSelfPermission( 3876 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3877 "resetRuntimePermissions"); 3878 } 3879 3880 synchronized (mPackages) { 3881 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3882 for (int userId : UserManagerService.getInstance().getUserIds()) { 3883 final int packageCount = mPackages.size(); 3884 for (int i = 0; i < packageCount; i++) { 3885 PackageParser.Package pkg = mPackages.valueAt(i); 3886 if (!(pkg.mExtras instanceof PackageSetting)) { 3887 continue; 3888 } 3889 PackageSetting ps = (PackageSetting) pkg.mExtras; 3890 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3891 } 3892 } 3893 } 3894 } 3895 3896 @Override 3897 public int getPermissionFlags(String name, String packageName, int userId) { 3898 if (!sUserManager.exists(userId)) { 3899 return 0; 3900 } 3901 3902 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3903 3904 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3905 "getPermissionFlags"); 3906 3907 synchronized (mPackages) { 3908 final PackageParser.Package pkg = mPackages.get(packageName); 3909 if (pkg == null) { 3910 throw new IllegalArgumentException("Unknown package: " + packageName); 3911 } 3912 3913 final BasePermission bp = mSettings.mPermissions.get(name); 3914 if (bp == null) { 3915 throw new IllegalArgumentException("Unknown permission: " + name); 3916 } 3917 3918 SettingBase sb = (SettingBase) pkg.mExtras; 3919 if (sb == null) { 3920 throw new IllegalArgumentException("Unknown package: " + packageName); 3921 } 3922 3923 PermissionsState permissionsState = sb.getPermissionsState(); 3924 return permissionsState.getPermissionFlags(name, userId); 3925 } 3926 } 3927 3928 @Override 3929 public void updatePermissionFlags(String name, String packageName, int flagMask, 3930 int flagValues, int userId) { 3931 if (!sUserManager.exists(userId)) { 3932 return; 3933 } 3934 3935 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3936 3937 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3938 "updatePermissionFlags"); 3939 3940 // Only the system can change these flags and nothing else. 3941 if (getCallingUid() != Process.SYSTEM_UID) { 3942 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3943 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3944 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3945 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3946 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3947 } 3948 3949 synchronized (mPackages) { 3950 final PackageParser.Package pkg = mPackages.get(packageName); 3951 if (pkg == null) { 3952 throw new IllegalArgumentException("Unknown package: " + packageName); 3953 } 3954 3955 final BasePermission bp = mSettings.mPermissions.get(name); 3956 if (bp == null) { 3957 throw new IllegalArgumentException("Unknown permission: " + name); 3958 } 3959 3960 SettingBase sb = (SettingBase) pkg.mExtras; 3961 if (sb == null) { 3962 throw new IllegalArgumentException("Unknown package: " + packageName); 3963 } 3964 3965 PermissionsState permissionsState = sb.getPermissionsState(); 3966 3967 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3968 3969 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3970 // Install and runtime permissions are stored in different places, 3971 // so figure out what permission changed and persist the change. 3972 if (permissionsState.getInstallPermissionState(name) != null) { 3973 scheduleWriteSettingsLocked(); 3974 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3975 || hadState) { 3976 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3977 } 3978 } 3979 } 3980 } 3981 3982 /** 3983 * Update the permission flags for all packages and runtime permissions of a user in order 3984 * to allow device or profile owner to remove POLICY_FIXED. 3985 */ 3986 @Override 3987 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3988 if (!sUserManager.exists(userId)) { 3989 return; 3990 } 3991 3992 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3993 3994 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3995 "updatePermissionFlagsForAllApps"); 3996 3997 // Only the system can change system fixed flags. 3998 if (getCallingUid() != Process.SYSTEM_UID) { 3999 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4000 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4001 } 4002 4003 synchronized (mPackages) { 4004 boolean changed = false; 4005 final int packageCount = mPackages.size(); 4006 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4007 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4008 SettingBase sb = (SettingBase) pkg.mExtras; 4009 if (sb == null) { 4010 continue; 4011 } 4012 PermissionsState permissionsState = sb.getPermissionsState(); 4013 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4014 userId, flagMask, flagValues); 4015 } 4016 if (changed) { 4017 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4018 } 4019 } 4020 } 4021 4022 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4023 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4024 != PackageManager.PERMISSION_GRANTED 4025 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4026 != PackageManager.PERMISSION_GRANTED) { 4027 throw new SecurityException(message + " requires " 4028 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4029 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4030 } 4031 } 4032 4033 @Override 4034 public boolean shouldShowRequestPermissionRationale(String permissionName, 4035 String packageName, int userId) { 4036 if (UserHandle.getCallingUserId() != userId) { 4037 mContext.enforceCallingPermission( 4038 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4039 "canShowRequestPermissionRationale for user " + userId); 4040 } 4041 4042 final int uid = getPackageUid(packageName, userId); 4043 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4044 return false; 4045 } 4046 4047 if (checkPermission(permissionName, packageName, userId) 4048 == PackageManager.PERMISSION_GRANTED) { 4049 return false; 4050 } 4051 4052 final int flags; 4053 4054 final long identity = Binder.clearCallingIdentity(); 4055 try { 4056 flags = getPermissionFlags(permissionName, 4057 packageName, userId); 4058 } finally { 4059 Binder.restoreCallingIdentity(identity); 4060 } 4061 4062 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4063 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4064 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4065 4066 if ((flags & fixedFlags) != 0) { 4067 return false; 4068 } 4069 4070 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4071 } 4072 4073 @Override 4074 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4075 mContext.enforceCallingOrSelfPermission( 4076 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4077 "addOnPermissionsChangeListener"); 4078 4079 synchronized (mPackages) { 4080 mOnPermissionChangeListeners.addListenerLocked(listener); 4081 } 4082 } 4083 4084 @Override 4085 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4086 synchronized (mPackages) { 4087 mOnPermissionChangeListeners.removeListenerLocked(listener); 4088 } 4089 } 4090 4091 @Override 4092 public boolean isProtectedBroadcast(String actionName) { 4093 synchronized (mPackages) { 4094 if (mProtectedBroadcasts.contains(actionName)) { 4095 return true; 4096 } else if (actionName != null) { 4097 // TODO: remove these terrible hacks 4098 if (actionName.startsWith("android.net.netmon.lingerExpired") 4099 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4100 return true; 4101 } 4102 } 4103 } 4104 return false; 4105 } 4106 4107 @Override 4108 public int checkSignatures(String pkg1, String pkg2) { 4109 synchronized (mPackages) { 4110 final PackageParser.Package p1 = mPackages.get(pkg1); 4111 final PackageParser.Package p2 = mPackages.get(pkg2); 4112 if (p1 == null || p1.mExtras == null 4113 || p2 == null || p2.mExtras == null) { 4114 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4115 } 4116 return compareSignatures(p1.mSignatures, p2.mSignatures); 4117 } 4118 } 4119 4120 @Override 4121 public int checkUidSignatures(int uid1, int uid2) { 4122 // Map to base uids. 4123 uid1 = UserHandle.getAppId(uid1); 4124 uid2 = UserHandle.getAppId(uid2); 4125 // reader 4126 synchronized (mPackages) { 4127 Signature[] s1; 4128 Signature[] s2; 4129 Object obj = mSettings.getUserIdLPr(uid1); 4130 if (obj != null) { 4131 if (obj instanceof SharedUserSetting) { 4132 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4133 } else if (obj instanceof PackageSetting) { 4134 s1 = ((PackageSetting)obj).signatures.mSignatures; 4135 } else { 4136 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4137 } 4138 } else { 4139 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4140 } 4141 obj = mSettings.getUserIdLPr(uid2); 4142 if (obj != null) { 4143 if (obj instanceof SharedUserSetting) { 4144 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4145 } else if (obj instanceof PackageSetting) { 4146 s2 = ((PackageSetting)obj).signatures.mSignatures; 4147 } else { 4148 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4149 } 4150 } else { 4151 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4152 } 4153 return compareSignatures(s1, s2); 4154 } 4155 } 4156 4157 private void killUid(int appId, int userId, String reason) { 4158 final long identity = Binder.clearCallingIdentity(); 4159 try { 4160 IActivityManager am = ActivityManagerNative.getDefault(); 4161 if (am != null) { 4162 try { 4163 am.killUid(appId, userId, reason); 4164 } catch (RemoteException e) { 4165 /* ignore - same process */ 4166 } 4167 } 4168 } finally { 4169 Binder.restoreCallingIdentity(identity); 4170 } 4171 } 4172 4173 /** 4174 * Compares two sets of signatures. Returns: 4175 * <br /> 4176 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4177 * <br /> 4178 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4179 * <br /> 4180 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4181 * <br /> 4182 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4183 * <br /> 4184 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4185 */ 4186 static int compareSignatures(Signature[] s1, Signature[] s2) { 4187 if (s1 == null) { 4188 return s2 == null 4189 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4190 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4191 } 4192 4193 if (s2 == null) { 4194 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4195 } 4196 4197 if (s1.length != s2.length) { 4198 return PackageManager.SIGNATURE_NO_MATCH; 4199 } 4200 4201 // Since both signature sets are of size 1, we can compare without HashSets. 4202 if (s1.length == 1) { 4203 return s1[0].equals(s2[0]) ? 4204 PackageManager.SIGNATURE_MATCH : 4205 PackageManager.SIGNATURE_NO_MATCH; 4206 } 4207 4208 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4209 for (Signature sig : s1) { 4210 set1.add(sig); 4211 } 4212 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4213 for (Signature sig : s2) { 4214 set2.add(sig); 4215 } 4216 // Make sure s2 contains all signatures in s1. 4217 if (set1.equals(set2)) { 4218 return PackageManager.SIGNATURE_MATCH; 4219 } 4220 return PackageManager.SIGNATURE_NO_MATCH; 4221 } 4222 4223 /** 4224 * If the database version for this type of package (internal storage or 4225 * external storage) is less than the version where package signatures 4226 * were updated, return true. 4227 */ 4228 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4229 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4230 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4231 } 4232 4233 /** 4234 * Used for backward compatibility to make sure any packages with 4235 * certificate chains get upgraded to the new style. {@code existingSigs} 4236 * will be in the old format (since they were stored on disk from before the 4237 * system upgrade) and {@code scannedSigs} will be in the newer format. 4238 */ 4239 private int compareSignaturesCompat(PackageSignatures existingSigs, 4240 PackageParser.Package scannedPkg) { 4241 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4242 return PackageManager.SIGNATURE_NO_MATCH; 4243 } 4244 4245 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4246 for (Signature sig : existingSigs.mSignatures) { 4247 existingSet.add(sig); 4248 } 4249 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4250 for (Signature sig : scannedPkg.mSignatures) { 4251 try { 4252 Signature[] chainSignatures = sig.getChainSignatures(); 4253 for (Signature chainSig : chainSignatures) { 4254 scannedCompatSet.add(chainSig); 4255 } 4256 } catch (CertificateEncodingException e) { 4257 scannedCompatSet.add(sig); 4258 } 4259 } 4260 /* 4261 * Make sure the expanded scanned set contains all signatures in the 4262 * existing one. 4263 */ 4264 if (scannedCompatSet.equals(existingSet)) { 4265 // Migrate the old signatures to the new scheme. 4266 existingSigs.assignSignatures(scannedPkg.mSignatures); 4267 // The new KeySets will be re-added later in the scanning process. 4268 synchronized (mPackages) { 4269 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4270 } 4271 return PackageManager.SIGNATURE_MATCH; 4272 } 4273 return PackageManager.SIGNATURE_NO_MATCH; 4274 } 4275 4276 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4277 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4278 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4279 } 4280 4281 private int compareSignaturesRecover(PackageSignatures existingSigs, 4282 PackageParser.Package scannedPkg) { 4283 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4284 return PackageManager.SIGNATURE_NO_MATCH; 4285 } 4286 4287 String msg = null; 4288 try { 4289 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4290 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4291 + scannedPkg.packageName); 4292 return PackageManager.SIGNATURE_MATCH; 4293 } 4294 } catch (CertificateException e) { 4295 msg = e.getMessage(); 4296 } 4297 4298 logCriticalInfo(Log.INFO, 4299 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4300 return PackageManager.SIGNATURE_NO_MATCH; 4301 } 4302 4303 @Override 4304 public String[] getPackagesForUid(int uid) { 4305 uid = UserHandle.getAppId(uid); 4306 // reader 4307 synchronized (mPackages) { 4308 Object obj = mSettings.getUserIdLPr(uid); 4309 if (obj instanceof SharedUserSetting) { 4310 final SharedUserSetting sus = (SharedUserSetting) obj; 4311 final int N = sus.packages.size(); 4312 final String[] res = new String[N]; 4313 final Iterator<PackageSetting> it = sus.packages.iterator(); 4314 int i = 0; 4315 while (it.hasNext()) { 4316 res[i++] = it.next().name; 4317 } 4318 return res; 4319 } else if (obj instanceof PackageSetting) { 4320 final PackageSetting ps = (PackageSetting) obj; 4321 return new String[] { ps.name }; 4322 } 4323 } 4324 return null; 4325 } 4326 4327 @Override 4328 public String getNameForUid(int uid) { 4329 // reader 4330 synchronized (mPackages) { 4331 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4332 if (obj instanceof SharedUserSetting) { 4333 final SharedUserSetting sus = (SharedUserSetting) obj; 4334 return sus.name + ":" + sus.userId; 4335 } else if (obj instanceof PackageSetting) { 4336 final PackageSetting ps = (PackageSetting) obj; 4337 return ps.name; 4338 } 4339 } 4340 return null; 4341 } 4342 4343 @Override 4344 public int getUidForSharedUser(String sharedUserName) { 4345 if(sharedUserName == null) { 4346 return -1; 4347 } 4348 // reader 4349 synchronized (mPackages) { 4350 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4351 if (suid == null) { 4352 return -1; 4353 } 4354 return suid.userId; 4355 } 4356 } 4357 4358 @Override 4359 public int getFlagsForUid(int uid) { 4360 synchronized (mPackages) { 4361 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4362 if (obj instanceof SharedUserSetting) { 4363 final SharedUserSetting sus = (SharedUserSetting) obj; 4364 return sus.pkgFlags; 4365 } else if (obj instanceof PackageSetting) { 4366 final PackageSetting ps = (PackageSetting) obj; 4367 return ps.pkgFlags; 4368 } 4369 } 4370 return 0; 4371 } 4372 4373 @Override 4374 public int getPrivateFlagsForUid(int uid) { 4375 synchronized (mPackages) { 4376 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4377 if (obj instanceof SharedUserSetting) { 4378 final SharedUserSetting sus = (SharedUserSetting) obj; 4379 return sus.pkgPrivateFlags; 4380 } else if (obj instanceof PackageSetting) { 4381 final PackageSetting ps = (PackageSetting) obj; 4382 return ps.pkgPrivateFlags; 4383 } 4384 } 4385 return 0; 4386 } 4387 4388 @Override 4389 public boolean isUidPrivileged(int uid) { 4390 uid = UserHandle.getAppId(uid); 4391 // reader 4392 synchronized (mPackages) { 4393 Object obj = mSettings.getUserIdLPr(uid); 4394 if (obj instanceof SharedUserSetting) { 4395 final SharedUserSetting sus = (SharedUserSetting) obj; 4396 final Iterator<PackageSetting> it = sus.packages.iterator(); 4397 while (it.hasNext()) { 4398 if (it.next().isPrivileged()) { 4399 return true; 4400 } 4401 } 4402 } else if (obj instanceof PackageSetting) { 4403 final PackageSetting ps = (PackageSetting) obj; 4404 return ps.isPrivileged(); 4405 } 4406 } 4407 return false; 4408 } 4409 4410 @Override 4411 public String[] getAppOpPermissionPackages(String permissionName) { 4412 synchronized (mPackages) { 4413 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4414 if (pkgs == null) { 4415 return null; 4416 } 4417 return pkgs.toArray(new String[pkgs.size()]); 4418 } 4419 } 4420 4421 @Override 4422 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4423 int flags, int userId) { 4424 if (!sUserManager.exists(userId)) return null; 4425 flags = updateFlagsForResolve(flags, userId, intent); 4426 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4427 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4428 final ResolveInfo bestChoice = 4429 chooseBestActivity(intent, resolvedType, flags, query, userId); 4430 4431 if (isEphemeralAllowed(intent, query, userId)) { 4432 final EphemeralResolveInfo ai = 4433 getEphemeralResolveInfo(intent, resolvedType, userId); 4434 if (ai != null) { 4435 if (DEBUG_EPHEMERAL) { 4436 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4437 } 4438 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4439 bestChoice.ephemeralResolveInfo = ai; 4440 } 4441 } 4442 return bestChoice; 4443 } 4444 4445 @Override 4446 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4447 IntentFilter filter, int match, ComponentName activity) { 4448 final int userId = UserHandle.getCallingUserId(); 4449 if (DEBUG_PREFERRED) { 4450 Log.v(TAG, "setLastChosenActivity intent=" + intent 4451 + " resolvedType=" + resolvedType 4452 + " flags=" + flags 4453 + " filter=" + filter 4454 + " match=" + match 4455 + " activity=" + activity); 4456 filter.dump(new PrintStreamPrinter(System.out), " "); 4457 } 4458 intent.setComponent(null); 4459 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4460 // Find any earlier preferred or last chosen entries and nuke them 4461 findPreferredActivity(intent, resolvedType, 4462 flags, query, 0, false, true, false, userId); 4463 // Add the new activity as the last chosen for this filter 4464 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4465 "Setting last chosen"); 4466 } 4467 4468 @Override 4469 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4470 final int userId = UserHandle.getCallingUserId(); 4471 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4472 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4473 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4474 false, false, false, userId); 4475 } 4476 4477 4478 private boolean isEphemeralAllowed( 4479 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4480 // Short circuit and return early if possible. 4481 final int callingUser = UserHandle.getCallingUserId(); 4482 if (callingUser != UserHandle.USER_SYSTEM) { 4483 return false; 4484 } 4485 if (mEphemeralResolverConnection == null) { 4486 return false; 4487 } 4488 if (intent.getComponent() != null) { 4489 return false; 4490 } 4491 if (intent.getPackage() != null) { 4492 return false; 4493 } 4494 final boolean isWebUri = hasWebURI(intent); 4495 if (!isWebUri) { 4496 return false; 4497 } 4498 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4499 synchronized (mPackages) { 4500 final int count = resolvedActivites.size(); 4501 for (int n = 0; n < count; n++) { 4502 ResolveInfo info = resolvedActivites.get(n); 4503 String packageName = info.activityInfo.packageName; 4504 PackageSetting ps = mSettings.mPackages.get(packageName); 4505 if (ps != null) { 4506 // Try to get the status from User settings first 4507 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4508 int status = (int) (packedStatus >> 32); 4509 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4510 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4511 if (DEBUG_EPHEMERAL) { 4512 Slog.v(TAG, "DENY ephemeral apps;" 4513 + " pkg: " + packageName + ", status: " + status); 4514 } 4515 return false; 4516 } 4517 } 4518 } 4519 } 4520 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4521 return true; 4522 } 4523 4524 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4525 int userId) { 4526 MessageDigest digest = null; 4527 try { 4528 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4529 } catch (NoSuchAlgorithmException e) { 4530 // If we can't create a digest, ignore ephemeral apps. 4531 return null; 4532 } 4533 4534 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4535 final byte[] digestBytes = digest.digest(hostBytes); 4536 int shaPrefix = 4537 digestBytes[0] << 24 4538 | digestBytes[1] << 16 4539 | digestBytes[2] << 8 4540 | digestBytes[3] << 0; 4541 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4542 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4543 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4544 // No hash prefix match; there are no ephemeral apps for this domain. 4545 return null; 4546 } 4547 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4548 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4549 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4550 continue; 4551 } 4552 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4553 // No filters; this should never happen. 4554 if (filters.isEmpty()) { 4555 continue; 4556 } 4557 // We have a domain match; resolve the filters to see if anything matches. 4558 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4559 for (int j = filters.size() - 1; j >= 0; --j) { 4560 final EphemeralResolveIntentInfo intentInfo = 4561 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4562 ephemeralResolver.addFilter(intentInfo); 4563 } 4564 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4565 intent, resolvedType, false /*defaultOnly*/, userId); 4566 if (!matchedResolveInfoList.isEmpty()) { 4567 return matchedResolveInfoList.get(0); 4568 } 4569 } 4570 // Hash or filter mis-match; no ephemeral apps for this domain. 4571 return null; 4572 } 4573 4574 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4575 int flags, List<ResolveInfo> query, int userId) { 4576 if (query != null) { 4577 final int N = query.size(); 4578 if (N == 1) { 4579 return query.get(0); 4580 } else if (N > 1) { 4581 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4582 // If there is more than one activity with the same priority, 4583 // then let the user decide between them. 4584 ResolveInfo r0 = query.get(0); 4585 ResolveInfo r1 = query.get(1); 4586 if (DEBUG_INTENT_MATCHING || debug) { 4587 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4588 + r1.activityInfo.name + "=" + r1.priority); 4589 } 4590 // If the first activity has a higher priority, or a different 4591 // default, then it is always desirable to pick it. 4592 if (r0.priority != r1.priority 4593 || r0.preferredOrder != r1.preferredOrder 4594 || r0.isDefault != r1.isDefault) { 4595 return query.get(0); 4596 } 4597 // If we have saved a preference for a preferred activity for 4598 // this Intent, use that. 4599 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4600 flags, query, r0.priority, true, false, debug, userId); 4601 if (ri != null) { 4602 return ri; 4603 } 4604 ri = new ResolveInfo(mResolveInfo); 4605 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4606 ri.activityInfo.applicationInfo = new ApplicationInfo( 4607 ri.activityInfo.applicationInfo); 4608 if (userId != 0) { 4609 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4610 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4611 } 4612 // Make sure that the resolver is displayable in car mode 4613 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4614 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4615 return ri; 4616 } 4617 } 4618 return null; 4619 } 4620 4621 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4622 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4623 final int N = query.size(); 4624 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4625 .get(userId); 4626 // Get the list of persistent preferred activities that handle the intent 4627 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4628 List<PersistentPreferredActivity> pprefs = ppir != null 4629 ? ppir.queryIntent(intent, resolvedType, 4630 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4631 : null; 4632 if (pprefs != null && pprefs.size() > 0) { 4633 final int M = pprefs.size(); 4634 for (int i=0; i<M; i++) { 4635 final PersistentPreferredActivity ppa = pprefs.get(i); 4636 if (DEBUG_PREFERRED || debug) { 4637 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4638 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4639 + "\n component=" + ppa.mComponent); 4640 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4641 } 4642 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4643 flags | MATCH_DISABLED_COMPONENTS, userId); 4644 if (DEBUG_PREFERRED || debug) { 4645 Slog.v(TAG, "Found persistent preferred activity:"); 4646 if (ai != null) { 4647 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4648 } else { 4649 Slog.v(TAG, " null"); 4650 } 4651 } 4652 if (ai == null) { 4653 // This previously registered persistent preferred activity 4654 // component is no longer known. Ignore it and do NOT remove it. 4655 continue; 4656 } 4657 for (int j=0; j<N; j++) { 4658 final ResolveInfo ri = query.get(j); 4659 if (!ri.activityInfo.applicationInfo.packageName 4660 .equals(ai.applicationInfo.packageName)) { 4661 continue; 4662 } 4663 if (!ri.activityInfo.name.equals(ai.name)) { 4664 continue; 4665 } 4666 // Found a persistent preference that can handle the intent. 4667 if (DEBUG_PREFERRED || debug) { 4668 Slog.v(TAG, "Returning persistent preferred activity: " + 4669 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4670 } 4671 return ri; 4672 } 4673 } 4674 } 4675 return null; 4676 } 4677 4678 // TODO: handle preferred activities missing while user has amnesia 4679 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4680 List<ResolveInfo> query, int priority, boolean always, 4681 boolean removeMatches, boolean debug, int userId) { 4682 if (!sUserManager.exists(userId)) return null; 4683 flags = updateFlagsForResolve(flags, userId, intent); 4684 // writer 4685 synchronized (mPackages) { 4686 if (intent.getSelector() != null) { 4687 intent = intent.getSelector(); 4688 } 4689 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4690 4691 // Try to find a matching persistent preferred activity. 4692 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4693 debug, userId); 4694 4695 // If a persistent preferred activity matched, use it. 4696 if (pri != null) { 4697 return pri; 4698 } 4699 4700 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4701 // Get the list of preferred activities that handle the intent 4702 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4703 List<PreferredActivity> prefs = pir != null 4704 ? pir.queryIntent(intent, resolvedType, 4705 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4706 : null; 4707 if (prefs != null && prefs.size() > 0) { 4708 boolean changed = false; 4709 try { 4710 // First figure out how good the original match set is. 4711 // We will only allow preferred activities that came 4712 // from the same match quality. 4713 int match = 0; 4714 4715 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4716 4717 final int N = query.size(); 4718 for (int j=0; j<N; j++) { 4719 final ResolveInfo ri = query.get(j); 4720 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4721 + ": 0x" + Integer.toHexString(match)); 4722 if (ri.match > match) { 4723 match = ri.match; 4724 } 4725 } 4726 4727 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4728 + Integer.toHexString(match)); 4729 4730 match &= IntentFilter.MATCH_CATEGORY_MASK; 4731 final int M = prefs.size(); 4732 for (int i=0; i<M; i++) { 4733 final PreferredActivity pa = prefs.get(i); 4734 if (DEBUG_PREFERRED || debug) { 4735 Slog.v(TAG, "Checking PreferredActivity ds=" 4736 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4737 + "\n component=" + pa.mPref.mComponent); 4738 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4739 } 4740 if (pa.mPref.mMatch != match) { 4741 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4742 + Integer.toHexString(pa.mPref.mMatch)); 4743 continue; 4744 } 4745 // If it's not an "always" type preferred activity and that's what we're 4746 // looking for, skip it. 4747 if (always && !pa.mPref.mAlways) { 4748 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4749 continue; 4750 } 4751 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4752 flags | MATCH_DISABLED_COMPONENTS, userId); 4753 if (DEBUG_PREFERRED || debug) { 4754 Slog.v(TAG, "Found preferred activity:"); 4755 if (ai != null) { 4756 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4757 } else { 4758 Slog.v(TAG, " null"); 4759 } 4760 } 4761 if (ai == null) { 4762 // This previously registered preferred activity 4763 // component is no longer known. Most likely an update 4764 // to the app was installed and in the new version this 4765 // component no longer exists. Clean it up by removing 4766 // it from the preferred activities list, and skip it. 4767 Slog.w(TAG, "Removing dangling preferred activity: " 4768 + pa.mPref.mComponent); 4769 pir.removeFilter(pa); 4770 changed = true; 4771 continue; 4772 } 4773 for (int j=0; j<N; j++) { 4774 final ResolveInfo ri = query.get(j); 4775 if (!ri.activityInfo.applicationInfo.packageName 4776 .equals(ai.applicationInfo.packageName)) { 4777 continue; 4778 } 4779 if (!ri.activityInfo.name.equals(ai.name)) { 4780 continue; 4781 } 4782 4783 if (removeMatches) { 4784 pir.removeFilter(pa); 4785 changed = true; 4786 if (DEBUG_PREFERRED) { 4787 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4788 } 4789 break; 4790 } 4791 4792 // Okay we found a previously set preferred or last chosen app. 4793 // If the result set is different from when this 4794 // was created, we need to clear it and re-ask the 4795 // user their preference, if we're looking for an "always" type entry. 4796 if (always && !pa.mPref.sameSet(query)) { 4797 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4798 + intent + " type " + resolvedType); 4799 if (DEBUG_PREFERRED) { 4800 Slog.v(TAG, "Removing preferred activity since set changed " 4801 + pa.mPref.mComponent); 4802 } 4803 pir.removeFilter(pa); 4804 // Re-add the filter as a "last chosen" entry (!always) 4805 PreferredActivity lastChosen = new PreferredActivity( 4806 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4807 pir.addFilter(lastChosen); 4808 changed = true; 4809 return null; 4810 } 4811 4812 // Yay! Either the set matched or we're looking for the last chosen 4813 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4814 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4815 return ri; 4816 } 4817 } 4818 } finally { 4819 if (changed) { 4820 if (DEBUG_PREFERRED) { 4821 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4822 } 4823 scheduleWritePackageRestrictionsLocked(userId); 4824 } 4825 } 4826 } 4827 } 4828 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4829 return null; 4830 } 4831 4832 /* 4833 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4834 */ 4835 @Override 4836 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4837 int targetUserId) { 4838 mContext.enforceCallingOrSelfPermission( 4839 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4840 List<CrossProfileIntentFilter> matches = 4841 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4842 if (matches != null) { 4843 int size = matches.size(); 4844 for (int i = 0; i < size; i++) { 4845 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4846 } 4847 } 4848 if (hasWebURI(intent)) { 4849 // cross-profile app linking works only towards the parent. 4850 final UserInfo parent = getProfileParent(sourceUserId); 4851 synchronized(mPackages) { 4852 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4853 intent, resolvedType, 0, sourceUserId, parent.id); 4854 return xpDomainInfo != null; 4855 } 4856 } 4857 return false; 4858 } 4859 4860 private UserInfo getProfileParent(int userId) { 4861 final long identity = Binder.clearCallingIdentity(); 4862 try { 4863 return sUserManager.getProfileParent(userId); 4864 } finally { 4865 Binder.restoreCallingIdentity(identity); 4866 } 4867 } 4868 4869 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4870 String resolvedType, int userId) { 4871 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4872 if (resolver != null) { 4873 return resolver.queryIntent(intent, resolvedType, false, userId); 4874 } 4875 return null; 4876 } 4877 4878 @Override 4879 public List<ResolveInfo> queryIntentActivities(Intent intent, 4880 String resolvedType, int flags, int userId) { 4881 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4882 flags = updateFlagsForResolve(flags, userId, intent); 4883 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4884 ComponentName comp = intent.getComponent(); 4885 if (comp == null) { 4886 if (intent.getSelector() != null) { 4887 intent = intent.getSelector(); 4888 comp = intent.getComponent(); 4889 } 4890 } 4891 4892 if (comp != null) { 4893 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4894 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4895 if (ai != null) { 4896 final ResolveInfo ri = new ResolveInfo(); 4897 ri.activityInfo = ai; 4898 list.add(ri); 4899 } 4900 return list; 4901 } 4902 4903 // reader 4904 synchronized (mPackages) { 4905 final String pkgName = intent.getPackage(); 4906 if (pkgName == null) { 4907 List<CrossProfileIntentFilter> matchingFilters = 4908 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4909 // Check for results that need to skip the current profile. 4910 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4911 resolvedType, flags, userId); 4912 if (xpResolveInfo != null) { 4913 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4914 result.add(xpResolveInfo); 4915 return filterIfNotSystemUser(result, userId); 4916 } 4917 4918 // Check for results in the current profile. 4919 List<ResolveInfo> result = mActivities.queryIntent( 4920 intent, resolvedType, flags, userId); 4921 result = filterIfNotSystemUser(result, userId); 4922 4923 // Check for cross profile results. 4924 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4925 xpResolveInfo = queryCrossProfileIntents( 4926 matchingFilters, intent, resolvedType, flags, userId, 4927 hasNonNegativePriorityResult); 4928 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4929 boolean isVisibleToUser = filterIfNotSystemUser( 4930 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4931 if (isVisibleToUser) { 4932 result.add(xpResolveInfo); 4933 Collections.sort(result, mResolvePrioritySorter); 4934 } 4935 } 4936 if (hasWebURI(intent)) { 4937 CrossProfileDomainInfo xpDomainInfo = null; 4938 final UserInfo parent = getProfileParent(userId); 4939 if (parent != null) { 4940 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4941 flags, userId, parent.id); 4942 } 4943 if (xpDomainInfo != null) { 4944 if (xpResolveInfo != null) { 4945 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4946 // in the result. 4947 result.remove(xpResolveInfo); 4948 } 4949 if (result.size() == 0) { 4950 result.add(xpDomainInfo.resolveInfo); 4951 return result; 4952 } 4953 } else if (result.size() <= 1) { 4954 return result; 4955 } 4956 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4957 xpDomainInfo, userId); 4958 Collections.sort(result, mResolvePrioritySorter); 4959 } 4960 return result; 4961 } 4962 final PackageParser.Package pkg = mPackages.get(pkgName); 4963 if (pkg != null) { 4964 return filterIfNotSystemUser( 4965 mActivities.queryIntentForPackage( 4966 intent, resolvedType, flags, pkg.activities, userId), 4967 userId); 4968 } 4969 return new ArrayList<ResolveInfo>(); 4970 } 4971 } 4972 4973 private static class CrossProfileDomainInfo { 4974 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4975 ResolveInfo resolveInfo; 4976 /* Best domain verification status of the activities found in the other profile */ 4977 int bestDomainVerificationStatus; 4978 } 4979 4980 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4981 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4982 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4983 sourceUserId)) { 4984 return null; 4985 } 4986 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4987 resolvedType, flags, parentUserId); 4988 4989 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4990 return null; 4991 } 4992 CrossProfileDomainInfo result = null; 4993 int size = resultTargetUser.size(); 4994 for (int i = 0; i < size; i++) { 4995 ResolveInfo riTargetUser = resultTargetUser.get(i); 4996 // Intent filter verification is only for filters that specify a host. So don't return 4997 // those that handle all web uris. 4998 if (riTargetUser.handleAllWebDataURI) { 4999 continue; 5000 } 5001 String packageName = riTargetUser.activityInfo.packageName; 5002 PackageSetting ps = mSettings.mPackages.get(packageName); 5003 if (ps == null) { 5004 continue; 5005 } 5006 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5007 int status = (int)(verificationState >> 32); 5008 if (result == null) { 5009 result = new CrossProfileDomainInfo(); 5010 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5011 sourceUserId, parentUserId); 5012 result.bestDomainVerificationStatus = status; 5013 } else { 5014 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5015 result.bestDomainVerificationStatus); 5016 } 5017 } 5018 // Don't consider matches with status NEVER across profiles. 5019 if (result != null && result.bestDomainVerificationStatus 5020 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5021 return null; 5022 } 5023 return result; 5024 } 5025 5026 /** 5027 * Verification statuses are ordered from the worse to the best, except for 5028 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5029 */ 5030 private int bestDomainVerificationStatus(int status1, int status2) { 5031 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5032 return status2; 5033 } 5034 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5035 return status1; 5036 } 5037 return (int) MathUtils.max(status1, status2); 5038 } 5039 5040 private boolean isUserEnabled(int userId) { 5041 long callingId = Binder.clearCallingIdentity(); 5042 try { 5043 UserInfo userInfo = sUserManager.getUserInfo(userId); 5044 return userInfo != null && userInfo.isEnabled(); 5045 } finally { 5046 Binder.restoreCallingIdentity(callingId); 5047 } 5048 } 5049 5050 /** 5051 * Filter out activities with systemUserOnly flag set, when current user is not System. 5052 * 5053 * @return filtered list 5054 */ 5055 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5056 if (userId == UserHandle.USER_SYSTEM) { 5057 return resolveInfos; 5058 } 5059 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5060 ResolveInfo info = resolveInfos.get(i); 5061 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5062 resolveInfos.remove(i); 5063 } 5064 } 5065 return resolveInfos; 5066 } 5067 5068 /** 5069 * @param resolveInfos list of resolve infos in descending priority order 5070 * @return if the list contains a resolve info with non-negative priority 5071 */ 5072 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5073 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5074 } 5075 5076 private static boolean hasWebURI(Intent intent) { 5077 if (intent.getData() == null) { 5078 return false; 5079 } 5080 final String scheme = intent.getScheme(); 5081 if (TextUtils.isEmpty(scheme)) { 5082 return false; 5083 } 5084 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5085 } 5086 5087 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5088 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5089 int userId) { 5090 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5091 5092 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5093 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5094 candidates.size()); 5095 } 5096 5097 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5098 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5099 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5100 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5101 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5102 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5103 5104 synchronized (mPackages) { 5105 final int count = candidates.size(); 5106 // First, try to use linked apps. Partition the candidates into four lists: 5107 // one for the final results, one for the "do not use ever", one for "undefined status" 5108 // and finally one for "browser app type". 5109 for (int n=0; n<count; n++) { 5110 ResolveInfo info = candidates.get(n); 5111 String packageName = info.activityInfo.packageName; 5112 PackageSetting ps = mSettings.mPackages.get(packageName); 5113 if (ps != null) { 5114 // Add to the special match all list (Browser use case) 5115 if (info.handleAllWebDataURI) { 5116 matchAllList.add(info); 5117 continue; 5118 } 5119 // Try to get the status from User settings first 5120 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5121 int status = (int)(packedStatus >> 32); 5122 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5123 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5124 if (DEBUG_DOMAIN_VERIFICATION) { 5125 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5126 + " : linkgen=" + linkGeneration); 5127 } 5128 // Use link-enabled generation as preferredOrder, i.e. 5129 // prefer newly-enabled over earlier-enabled. 5130 info.preferredOrder = linkGeneration; 5131 alwaysList.add(info); 5132 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5133 if (DEBUG_DOMAIN_VERIFICATION) { 5134 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5135 } 5136 neverList.add(info); 5137 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5138 if (DEBUG_DOMAIN_VERIFICATION) { 5139 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5140 } 5141 alwaysAskList.add(info); 5142 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5143 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5144 if (DEBUG_DOMAIN_VERIFICATION) { 5145 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5146 } 5147 undefinedList.add(info); 5148 } 5149 } 5150 } 5151 5152 // We'll want to include browser possibilities in a few cases 5153 boolean includeBrowser = false; 5154 5155 // First try to add the "always" resolution(s) for the current user, if any 5156 if (alwaysList.size() > 0) { 5157 result.addAll(alwaysList); 5158 } else { 5159 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5160 result.addAll(undefinedList); 5161 // Maybe add one for the other profile. 5162 if (xpDomainInfo != null && ( 5163 xpDomainInfo.bestDomainVerificationStatus 5164 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5165 result.add(xpDomainInfo.resolveInfo); 5166 } 5167 includeBrowser = true; 5168 } 5169 5170 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5171 // If there were 'always' entries their preferred order has been set, so we also 5172 // back that off to make the alternatives equivalent 5173 if (alwaysAskList.size() > 0) { 5174 for (ResolveInfo i : result) { 5175 i.preferredOrder = 0; 5176 } 5177 result.addAll(alwaysAskList); 5178 includeBrowser = true; 5179 } 5180 5181 if (includeBrowser) { 5182 // Also add browsers (all of them or only the default one) 5183 if (DEBUG_DOMAIN_VERIFICATION) { 5184 Slog.v(TAG, " ...including browsers in candidate set"); 5185 } 5186 if ((matchFlags & MATCH_ALL) != 0) { 5187 result.addAll(matchAllList); 5188 } else { 5189 // Browser/generic handling case. If there's a default browser, go straight 5190 // to that (but only if there is no other higher-priority match). 5191 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5192 int maxMatchPrio = 0; 5193 ResolveInfo defaultBrowserMatch = null; 5194 final int numCandidates = matchAllList.size(); 5195 for (int n = 0; n < numCandidates; n++) { 5196 ResolveInfo info = matchAllList.get(n); 5197 // track the highest overall match priority... 5198 if (info.priority > maxMatchPrio) { 5199 maxMatchPrio = info.priority; 5200 } 5201 // ...and the highest-priority default browser match 5202 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5203 if (defaultBrowserMatch == null 5204 || (defaultBrowserMatch.priority < info.priority)) { 5205 if (debug) { 5206 Slog.v(TAG, "Considering default browser match " + info); 5207 } 5208 defaultBrowserMatch = info; 5209 } 5210 } 5211 } 5212 if (defaultBrowserMatch != null 5213 && defaultBrowserMatch.priority >= maxMatchPrio 5214 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5215 { 5216 if (debug) { 5217 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5218 } 5219 result.add(defaultBrowserMatch); 5220 } else { 5221 result.addAll(matchAllList); 5222 } 5223 } 5224 5225 // If there is nothing selected, add all candidates and remove the ones that the user 5226 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5227 if (result.size() == 0) { 5228 result.addAll(candidates); 5229 result.removeAll(neverList); 5230 } 5231 } 5232 } 5233 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5234 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5235 result.size()); 5236 for (ResolveInfo info : result) { 5237 Slog.v(TAG, " + " + info.activityInfo); 5238 } 5239 } 5240 return result; 5241 } 5242 5243 // Returns a packed value as a long: 5244 // 5245 // high 'int'-sized word: link status: undefined/ask/never/always. 5246 // low 'int'-sized word: relative priority among 'always' results. 5247 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5248 long result = ps.getDomainVerificationStatusForUser(userId); 5249 // if none available, get the master status 5250 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5251 if (ps.getIntentFilterVerificationInfo() != null) { 5252 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5253 } 5254 } 5255 return result; 5256 } 5257 5258 private ResolveInfo querySkipCurrentProfileIntents( 5259 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5260 int flags, int sourceUserId) { 5261 if (matchingFilters != null) { 5262 int size = matchingFilters.size(); 5263 for (int i = 0; i < size; i ++) { 5264 CrossProfileIntentFilter filter = matchingFilters.get(i); 5265 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5266 // Checking if there are activities in the target user that can handle the 5267 // intent. 5268 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5269 resolvedType, flags, sourceUserId); 5270 if (resolveInfo != null) { 5271 return resolveInfo; 5272 } 5273 } 5274 } 5275 } 5276 return null; 5277 } 5278 5279 // Return matching ResolveInfo in target user if any. 5280 private ResolveInfo queryCrossProfileIntents( 5281 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5282 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5283 if (matchingFilters != null) { 5284 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5285 // match the same intent. For performance reasons, it is better not to 5286 // run queryIntent twice for the same userId 5287 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5288 int size = matchingFilters.size(); 5289 for (int i = 0; i < size; i++) { 5290 CrossProfileIntentFilter filter = matchingFilters.get(i); 5291 int targetUserId = filter.getTargetUserId(); 5292 boolean skipCurrentProfile = 5293 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5294 boolean skipCurrentProfileIfNoMatchFound = 5295 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5296 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5297 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5298 // Checking if there are activities in the target user that can handle the 5299 // intent. 5300 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5301 resolvedType, flags, sourceUserId); 5302 if (resolveInfo != null) return resolveInfo; 5303 alreadyTriedUserIds.put(targetUserId, true); 5304 } 5305 } 5306 } 5307 return null; 5308 } 5309 5310 /** 5311 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5312 * will forward the intent to the filter's target user. 5313 * Otherwise, returns null. 5314 */ 5315 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5316 String resolvedType, int flags, int sourceUserId) { 5317 int targetUserId = filter.getTargetUserId(); 5318 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5319 resolvedType, flags, targetUserId); 5320 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5321 && isUserEnabled(targetUserId)) { 5322 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5323 } 5324 return null; 5325 } 5326 5327 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5328 int sourceUserId, int targetUserId) { 5329 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5330 long ident = Binder.clearCallingIdentity(); 5331 boolean targetIsProfile; 5332 try { 5333 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5334 } finally { 5335 Binder.restoreCallingIdentity(ident); 5336 } 5337 String className; 5338 if (targetIsProfile) { 5339 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5340 } else { 5341 className = FORWARD_INTENT_TO_PARENT; 5342 } 5343 ComponentName forwardingActivityComponentName = new ComponentName( 5344 mAndroidApplication.packageName, className); 5345 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5346 sourceUserId); 5347 if (!targetIsProfile) { 5348 forwardingActivityInfo.showUserIcon = targetUserId; 5349 forwardingResolveInfo.noResourceId = true; 5350 } 5351 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5352 forwardingResolveInfo.priority = 0; 5353 forwardingResolveInfo.preferredOrder = 0; 5354 forwardingResolveInfo.match = 0; 5355 forwardingResolveInfo.isDefault = true; 5356 forwardingResolveInfo.filter = filter; 5357 forwardingResolveInfo.targetUserId = targetUserId; 5358 return forwardingResolveInfo; 5359 } 5360 5361 @Override 5362 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5363 Intent[] specifics, String[] specificTypes, Intent intent, 5364 String resolvedType, int flags, int userId) { 5365 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5366 flags = updateFlagsForResolve(flags, userId, intent); 5367 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5368 false, "query intent activity options"); 5369 final String resultsAction = intent.getAction(); 5370 5371 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5372 | PackageManager.GET_RESOLVED_FILTER, userId); 5373 5374 if (DEBUG_INTENT_MATCHING) { 5375 Log.v(TAG, "Query " + intent + ": " + results); 5376 } 5377 5378 int specificsPos = 0; 5379 int N; 5380 5381 // todo: note that the algorithm used here is O(N^2). This 5382 // isn't a problem in our current environment, but if we start running 5383 // into situations where we have more than 5 or 10 matches then this 5384 // should probably be changed to something smarter... 5385 5386 // First we go through and resolve each of the specific items 5387 // that were supplied, taking care of removing any corresponding 5388 // duplicate items in the generic resolve list. 5389 if (specifics != null) { 5390 for (int i=0; i<specifics.length; i++) { 5391 final Intent sintent = specifics[i]; 5392 if (sintent == null) { 5393 continue; 5394 } 5395 5396 if (DEBUG_INTENT_MATCHING) { 5397 Log.v(TAG, "Specific #" + i + ": " + sintent); 5398 } 5399 5400 String action = sintent.getAction(); 5401 if (resultsAction != null && resultsAction.equals(action)) { 5402 // If this action was explicitly requested, then don't 5403 // remove things that have it. 5404 action = null; 5405 } 5406 5407 ResolveInfo ri = null; 5408 ActivityInfo ai = null; 5409 5410 ComponentName comp = sintent.getComponent(); 5411 if (comp == null) { 5412 ri = resolveIntent( 5413 sintent, 5414 specificTypes != null ? specificTypes[i] : null, 5415 flags, userId); 5416 if (ri == null) { 5417 continue; 5418 } 5419 if (ri == mResolveInfo) { 5420 // ACK! Must do something better with this. 5421 } 5422 ai = ri.activityInfo; 5423 comp = new ComponentName(ai.applicationInfo.packageName, 5424 ai.name); 5425 } else { 5426 ai = getActivityInfo(comp, flags, userId); 5427 if (ai == null) { 5428 continue; 5429 } 5430 } 5431 5432 // Look for any generic query activities that are duplicates 5433 // of this specific one, and remove them from the results. 5434 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5435 N = results.size(); 5436 int j; 5437 for (j=specificsPos; j<N; j++) { 5438 ResolveInfo sri = results.get(j); 5439 if ((sri.activityInfo.name.equals(comp.getClassName()) 5440 && sri.activityInfo.applicationInfo.packageName.equals( 5441 comp.getPackageName())) 5442 || (action != null && sri.filter.matchAction(action))) { 5443 results.remove(j); 5444 if (DEBUG_INTENT_MATCHING) Log.v( 5445 TAG, "Removing duplicate item from " + j 5446 + " due to specific " + specificsPos); 5447 if (ri == null) { 5448 ri = sri; 5449 } 5450 j--; 5451 N--; 5452 } 5453 } 5454 5455 // Add this specific item to its proper place. 5456 if (ri == null) { 5457 ri = new ResolveInfo(); 5458 ri.activityInfo = ai; 5459 } 5460 results.add(specificsPos, ri); 5461 ri.specificIndex = i; 5462 specificsPos++; 5463 } 5464 } 5465 5466 // Now we go through the remaining generic results and remove any 5467 // duplicate actions that are found here. 5468 N = results.size(); 5469 for (int i=specificsPos; i<N-1; i++) { 5470 final ResolveInfo rii = results.get(i); 5471 if (rii.filter == null) { 5472 continue; 5473 } 5474 5475 // Iterate over all of the actions of this result's intent 5476 // filter... typically this should be just one. 5477 final Iterator<String> it = rii.filter.actionsIterator(); 5478 if (it == null) { 5479 continue; 5480 } 5481 while (it.hasNext()) { 5482 final String action = it.next(); 5483 if (resultsAction != null && resultsAction.equals(action)) { 5484 // If this action was explicitly requested, then don't 5485 // remove things that have it. 5486 continue; 5487 } 5488 for (int j=i+1; j<N; j++) { 5489 final ResolveInfo rij = results.get(j); 5490 if (rij.filter != null && rij.filter.hasAction(action)) { 5491 results.remove(j); 5492 if (DEBUG_INTENT_MATCHING) Log.v( 5493 TAG, "Removing duplicate item from " + j 5494 + " due to action " + action + " at " + i); 5495 j--; 5496 N--; 5497 } 5498 } 5499 } 5500 5501 // If the caller didn't request filter information, drop it now 5502 // so we don't have to marshall/unmarshall it. 5503 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5504 rii.filter = null; 5505 } 5506 } 5507 5508 // Filter out the caller activity if so requested. 5509 if (caller != null) { 5510 N = results.size(); 5511 for (int i=0; i<N; i++) { 5512 ActivityInfo ainfo = results.get(i).activityInfo; 5513 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5514 && caller.getClassName().equals(ainfo.name)) { 5515 results.remove(i); 5516 break; 5517 } 5518 } 5519 } 5520 5521 // If the caller didn't request filter information, 5522 // drop them now so we don't have to 5523 // marshall/unmarshall it. 5524 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5525 N = results.size(); 5526 for (int i=0; i<N; i++) { 5527 results.get(i).filter = null; 5528 } 5529 } 5530 5531 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5532 return results; 5533 } 5534 5535 @Override 5536 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5537 int userId) { 5538 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5539 flags = updateFlagsForResolve(flags, userId, intent); 5540 ComponentName comp = intent.getComponent(); 5541 if (comp == null) { 5542 if (intent.getSelector() != null) { 5543 intent = intent.getSelector(); 5544 comp = intent.getComponent(); 5545 } 5546 } 5547 if (comp != null) { 5548 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5549 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5550 if (ai != null) { 5551 ResolveInfo ri = new ResolveInfo(); 5552 ri.activityInfo = ai; 5553 list.add(ri); 5554 } 5555 return list; 5556 } 5557 5558 // reader 5559 synchronized (mPackages) { 5560 String pkgName = intent.getPackage(); 5561 if (pkgName == null) { 5562 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5563 } 5564 final PackageParser.Package pkg = mPackages.get(pkgName); 5565 if (pkg != null) { 5566 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5567 userId); 5568 } 5569 return null; 5570 } 5571 } 5572 5573 @Override 5574 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5575 if (!sUserManager.exists(userId)) return null; 5576 flags = updateFlagsForResolve(flags, userId, intent); 5577 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5578 if (query != null) { 5579 if (query.size() >= 1) { 5580 // If there is more than one service with the same priority, 5581 // just arbitrarily pick the first one. 5582 return query.get(0); 5583 } 5584 } 5585 return null; 5586 } 5587 5588 @Override 5589 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5590 int userId) { 5591 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5592 flags = updateFlagsForResolve(flags, userId, intent); 5593 ComponentName comp = intent.getComponent(); 5594 if (comp == null) { 5595 if (intent.getSelector() != null) { 5596 intent = intent.getSelector(); 5597 comp = intent.getComponent(); 5598 } 5599 } 5600 if (comp != null) { 5601 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5602 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5603 if (si != null) { 5604 final ResolveInfo ri = new ResolveInfo(); 5605 ri.serviceInfo = si; 5606 list.add(ri); 5607 } 5608 return list; 5609 } 5610 5611 // reader 5612 synchronized (mPackages) { 5613 String pkgName = intent.getPackage(); 5614 if (pkgName == null) { 5615 return mServices.queryIntent(intent, resolvedType, flags, userId); 5616 } 5617 final PackageParser.Package pkg = mPackages.get(pkgName); 5618 if (pkg != null) { 5619 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5620 userId); 5621 } 5622 return null; 5623 } 5624 } 5625 5626 @Override 5627 public List<ResolveInfo> queryIntentContentProviders( 5628 Intent intent, String resolvedType, int flags, int userId) { 5629 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5630 flags = updateFlagsForResolve(flags, userId, intent); 5631 ComponentName comp = intent.getComponent(); 5632 if (comp == null) { 5633 if (intent.getSelector() != null) { 5634 intent = intent.getSelector(); 5635 comp = intent.getComponent(); 5636 } 5637 } 5638 if (comp != null) { 5639 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5640 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5641 if (pi != null) { 5642 final ResolveInfo ri = new ResolveInfo(); 5643 ri.providerInfo = pi; 5644 list.add(ri); 5645 } 5646 return list; 5647 } 5648 5649 // reader 5650 synchronized (mPackages) { 5651 String pkgName = intent.getPackage(); 5652 if (pkgName == null) { 5653 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5654 } 5655 final PackageParser.Package pkg = mPackages.get(pkgName); 5656 if (pkg != null) { 5657 return mProviders.queryIntentForPackage( 5658 intent, resolvedType, flags, pkg.providers, userId); 5659 } 5660 return null; 5661 } 5662 } 5663 5664 @Override 5665 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5666 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5667 flags = updateFlagsForPackage(flags, userId, null); 5668 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5669 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5670 5671 // writer 5672 synchronized (mPackages) { 5673 ArrayList<PackageInfo> list; 5674 if (listUninstalled) { 5675 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5676 for (PackageSetting ps : mSettings.mPackages.values()) { 5677 PackageInfo pi; 5678 if (ps.pkg != null) { 5679 pi = generatePackageInfo(ps.pkg, flags, userId); 5680 } else { 5681 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5682 } 5683 if (pi != null) { 5684 list.add(pi); 5685 } 5686 } 5687 } else { 5688 list = new ArrayList<PackageInfo>(mPackages.size()); 5689 for (PackageParser.Package p : mPackages.values()) { 5690 PackageInfo pi = generatePackageInfo(p, flags, userId); 5691 if (pi != null) { 5692 list.add(pi); 5693 } 5694 } 5695 } 5696 5697 return new ParceledListSlice<PackageInfo>(list); 5698 } 5699 } 5700 5701 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5702 String[] permissions, boolean[] tmp, int flags, int userId) { 5703 int numMatch = 0; 5704 final PermissionsState permissionsState = ps.getPermissionsState(); 5705 for (int i=0; i<permissions.length; i++) { 5706 final String permission = permissions[i]; 5707 if (permissionsState.hasPermission(permission, userId)) { 5708 tmp[i] = true; 5709 numMatch++; 5710 } else { 5711 tmp[i] = false; 5712 } 5713 } 5714 if (numMatch == 0) { 5715 return; 5716 } 5717 PackageInfo pi; 5718 if (ps.pkg != null) { 5719 pi = generatePackageInfo(ps.pkg, flags, userId); 5720 } else { 5721 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5722 } 5723 // The above might return null in cases of uninstalled apps or install-state 5724 // skew across users/profiles. 5725 if (pi != null) { 5726 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5727 if (numMatch == permissions.length) { 5728 pi.requestedPermissions = permissions; 5729 } else { 5730 pi.requestedPermissions = new String[numMatch]; 5731 numMatch = 0; 5732 for (int i=0; i<permissions.length; i++) { 5733 if (tmp[i]) { 5734 pi.requestedPermissions[numMatch] = permissions[i]; 5735 numMatch++; 5736 } 5737 } 5738 } 5739 } 5740 list.add(pi); 5741 } 5742 } 5743 5744 @Override 5745 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5746 String[] permissions, int flags, int userId) { 5747 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5748 flags = updateFlagsForPackage(flags, userId, permissions); 5749 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5750 5751 // writer 5752 synchronized (mPackages) { 5753 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5754 boolean[] tmpBools = new boolean[permissions.length]; 5755 if (listUninstalled) { 5756 for (PackageSetting ps : mSettings.mPackages.values()) { 5757 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5758 } 5759 } else { 5760 for (PackageParser.Package pkg : mPackages.values()) { 5761 PackageSetting ps = (PackageSetting)pkg.mExtras; 5762 if (ps != null) { 5763 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5764 userId); 5765 } 5766 } 5767 } 5768 5769 return new ParceledListSlice<PackageInfo>(list); 5770 } 5771 } 5772 5773 @Override 5774 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5775 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5776 flags = updateFlagsForApplication(flags, userId, null); 5777 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5778 5779 // writer 5780 synchronized (mPackages) { 5781 ArrayList<ApplicationInfo> list; 5782 if (listUninstalled) { 5783 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5784 for (PackageSetting ps : mSettings.mPackages.values()) { 5785 ApplicationInfo ai; 5786 if (ps.pkg != null) { 5787 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5788 ps.readUserState(userId), userId); 5789 } else { 5790 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5791 } 5792 if (ai != null) { 5793 list.add(ai); 5794 } 5795 } 5796 } else { 5797 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5798 for (PackageParser.Package p : mPackages.values()) { 5799 if (p.mExtras != null) { 5800 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5801 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5802 if (ai != null) { 5803 list.add(ai); 5804 } 5805 } 5806 } 5807 } 5808 5809 return new ParceledListSlice<ApplicationInfo>(list); 5810 } 5811 } 5812 5813 @Override 5814 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5815 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5816 "getEphemeralApplications"); 5817 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5818 "getEphemeralApplications"); 5819 synchronized (mPackages) { 5820 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5821 .getEphemeralApplicationsLPw(userId); 5822 if (ephemeralApps != null) { 5823 return new ParceledListSlice<>(ephemeralApps); 5824 } 5825 } 5826 return null; 5827 } 5828 5829 @Override 5830 public boolean isEphemeralApplication(String packageName, int userId) { 5831 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5832 "isEphemeral"); 5833 if (!isCallerSameApp(packageName)) { 5834 return false; 5835 } 5836 synchronized (mPackages) { 5837 PackageParser.Package pkg = mPackages.get(packageName); 5838 if (pkg != null) { 5839 return pkg.applicationInfo.isEphemeralApp(); 5840 } 5841 } 5842 return false; 5843 } 5844 5845 @Override 5846 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5847 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5848 "getCookie"); 5849 if (!isCallerSameApp(packageName)) { 5850 return null; 5851 } 5852 synchronized (mPackages) { 5853 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5854 packageName, userId); 5855 } 5856 } 5857 5858 @Override 5859 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5860 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5861 "setCookie"); 5862 if (!isCallerSameApp(packageName)) { 5863 return false; 5864 } 5865 synchronized (mPackages) { 5866 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5867 packageName, cookie, userId); 5868 } 5869 } 5870 5871 @Override 5872 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5873 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5874 "getEphemeralApplicationIcon"); 5875 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5876 "getEphemeralApplicationIcon"); 5877 synchronized (mPackages) { 5878 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5879 packageName, userId); 5880 } 5881 } 5882 5883 private boolean isCallerSameApp(String packageName) { 5884 PackageParser.Package pkg = mPackages.get(packageName); 5885 return pkg != null 5886 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5887 } 5888 5889 public List<ApplicationInfo> getPersistentApplications(int flags) { 5890 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5891 5892 // reader 5893 synchronized (mPackages) { 5894 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5895 final int userId = UserHandle.getCallingUserId(); 5896 while (i.hasNext()) { 5897 final PackageParser.Package p = i.next(); 5898 if (p.applicationInfo != null 5899 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5900 && (!mSafeMode || isSystemApp(p))) { 5901 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5902 if (ps != null) { 5903 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5904 ps.readUserState(userId), userId); 5905 if (ai != null) { 5906 finalList.add(ai); 5907 } 5908 } 5909 } 5910 } 5911 } 5912 5913 return finalList; 5914 } 5915 5916 @Override 5917 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5918 if (!sUserManager.exists(userId)) return null; 5919 flags = updateFlagsForComponent(flags, userId, name); 5920 // reader 5921 synchronized (mPackages) { 5922 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5923 PackageSetting ps = provider != null 5924 ? mSettings.mPackages.get(provider.owner.packageName) 5925 : null; 5926 return ps != null 5927 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5928 && (!mSafeMode || (provider.info.applicationInfo.flags 5929 &ApplicationInfo.FLAG_SYSTEM) != 0) 5930 ? PackageParser.generateProviderInfo(provider, flags, 5931 ps.readUserState(userId), userId) 5932 : null; 5933 } 5934 } 5935 5936 /** 5937 * @deprecated 5938 */ 5939 @Deprecated 5940 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5941 // reader 5942 synchronized (mPackages) { 5943 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5944 .entrySet().iterator(); 5945 final int userId = UserHandle.getCallingUserId(); 5946 while (i.hasNext()) { 5947 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5948 PackageParser.Provider p = entry.getValue(); 5949 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5950 5951 if (ps != null && p.syncable 5952 && (!mSafeMode || (p.info.applicationInfo.flags 5953 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5954 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5955 ps.readUserState(userId), userId); 5956 if (info != null) { 5957 outNames.add(entry.getKey()); 5958 outInfo.add(info); 5959 } 5960 } 5961 } 5962 } 5963 } 5964 5965 @Override 5966 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5967 int uid, int flags) { 5968 final int userId = processName != null ? UserHandle.getUserId(uid) 5969 : UserHandle.getCallingUserId(); 5970 if (!sUserManager.exists(userId)) return null; 5971 flags = updateFlagsForComponent(flags, userId, processName); 5972 5973 ArrayList<ProviderInfo> finalList = null; 5974 // reader 5975 synchronized (mPackages) { 5976 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5977 while (i.hasNext()) { 5978 final PackageParser.Provider p = i.next(); 5979 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5980 if (ps != null && p.info.authority != null 5981 && (processName == null 5982 || (p.info.processName.equals(processName) 5983 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5984 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 5985 && (!mSafeMode 5986 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5987 if (finalList == null) { 5988 finalList = new ArrayList<ProviderInfo>(3); 5989 } 5990 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5991 ps.readUserState(userId), userId); 5992 if (info != null) { 5993 finalList.add(info); 5994 } 5995 } 5996 } 5997 } 5998 5999 if (finalList != null) { 6000 Collections.sort(finalList, mProviderInitOrderSorter); 6001 return new ParceledListSlice<ProviderInfo>(finalList); 6002 } 6003 6004 return null; 6005 } 6006 6007 @Override 6008 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6009 // reader 6010 synchronized (mPackages) { 6011 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6012 return PackageParser.generateInstrumentationInfo(i, flags); 6013 } 6014 } 6015 6016 @Override 6017 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6018 int flags) { 6019 ArrayList<InstrumentationInfo> finalList = 6020 new ArrayList<InstrumentationInfo>(); 6021 6022 // reader 6023 synchronized (mPackages) { 6024 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6025 while (i.hasNext()) { 6026 final PackageParser.Instrumentation p = i.next(); 6027 if (targetPackage == null 6028 || targetPackage.equals(p.info.targetPackage)) { 6029 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6030 flags); 6031 if (ii != null) { 6032 finalList.add(ii); 6033 } 6034 } 6035 } 6036 } 6037 6038 return finalList; 6039 } 6040 6041 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6042 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6043 if (overlays == null) { 6044 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6045 return; 6046 } 6047 for (PackageParser.Package opkg : overlays.values()) { 6048 // Not much to do if idmap fails: we already logged the error 6049 // and we certainly don't want to abort installation of pkg simply 6050 // because an overlay didn't fit properly. For these reasons, 6051 // ignore the return value of createIdmapForPackagePairLI. 6052 createIdmapForPackagePairLI(pkg, opkg); 6053 } 6054 } 6055 6056 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6057 PackageParser.Package opkg) { 6058 if (!opkg.mTrustedOverlay) { 6059 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6060 opkg.baseCodePath + ": overlay not trusted"); 6061 return false; 6062 } 6063 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6064 if (overlaySet == null) { 6065 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6066 opkg.baseCodePath + " but target package has no known overlays"); 6067 return false; 6068 } 6069 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6070 // TODO: generate idmap for split APKs 6071 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6072 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6073 + opkg.baseCodePath); 6074 return false; 6075 } 6076 PackageParser.Package[] overlayArray = 6077 overlaySet.values().toArray(new PackageParser.Package[0]); 6078 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6079 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6080 return p1.mOverlayPriority - p2.mOverlayPriority; 6081 } 6082 }; 6083 Arrays.sort(overlayArray, cmp); 6084 6085 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6086 int i = 0; 6087 for (PackageParser.Package p : overlayArray) { 6088 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6089 } 6090 return true; 6091 } 6092 6093 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6094 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6095 try { 6096 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6097 } finally { 6098 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6099 } 6100 } 6101 6102 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6103 final File[] files = dir.listFiles(); 6104 if (ArrayUtils.isEmpty(files)) { 6105 Log.d(TAG, "No files in app dir " + dir); 6106 return; 6107 } 6108 6109 if (DEBUG_PACKAGE_SCANNING) { 6110 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6111 + " flags=0x" + Integer.toHexString(parseFlags)); 6112 } 6113 6114 for (File file : files) { 6115 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6116 && !PackageInstallerService.isStageName(file.getName()); 6117 if (!isPackage) { 6118 // Ignore entries which are not packages 6119 continue; 6120 } 6121 try { 6122 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6123 scanFlags, currentTime, null); 6124 } catch (PackageManagerException e) { 6125 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6126 6127 // Delete invalid userdata apps 6128 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6129 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6130 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6131 if (file.isDirectory()) { 6132 mInstaller.rmPackageDir(file.getAbsolutePath()); 6133 } else { 6134 file.delete(); 6135 } 6136 } 6137 } 6138 } 6139 } 6140 6141 private static File getSettingsProblemFile() { 6142 File dataDir = Environment.getDataDirectory(); 6143 File systemDir = new File(dataDir, "system"); 6144 File fname = new File(systemDir, "uiderrors.txt"); 6145 return fname; 6146 } 6147 6148 static void reportSettingsProblem(int priority, String msg) { 6149 logCriticalInfo(priority, msg); 6150 } 6151 6152 static void logCriticalInfo(int priority, String msg) { 6153 Slog.println(priority, TAG, msg); 6154 EventLogTags.writePmCriticalInfo(msg); 6155 try { 6156 File fname = getSettingsProblemFile(); 6157 FileOutputStream out = new FileOutputStream(fname, true); 6158 PrintWriter pw = new FastPrintWriter(out); 6159 SimpleDateFormat formatter = new SimpleDateFormat(); 6160 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6161 pw.println(dateString + ": " + msg); 6162 pw.close(); 6163 FileUtils.setPermissions( 6164 fname.toString(), 6165 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6166 -1, -1); 6167 } catch (java.io.IOException e) { 6168 } 6169 } 6170 6171 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6172 PackageParser.Package pkg, File srcFile, int parseFlags) 6173 throws PackageManagerException { 6174 if (ps != null 6175 && ps.codePath.equals(srcFile) 6176 && ps.timeStamp == srcFile.lastModified() 6177 && !isCompatSignatureUpdateNeeded(pkg) 6178 && !isRecoverSignatureUpdateNeeded(pkg)) { 6179 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6180 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6181 ArraySet<PublicKey> signingKs; 6182 synchronized (mPackages) { 6183 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6184 } 6185 if (ps.signatures.mSignatures != null 6186 && ps.signatures.mSignatures.length != 0 6187 && signingKs != null) { 6188 // Optimization: reuse the existing cached certificates 6189 // if the package appears to be unchanged. 6190 pkg.mSignatures = ps.signatures.mSignatures; 6191 pkg.mSigningKeys = signingKs; 6192 return; 6193 } 6194 6195 Slog.w(TAG, "PackageSetting for " + ps.name 6196 + " is missing signatures. Collecting certs again to recover them."); 6197 } else { 6198 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6199 } 6200 6201 try { 6202 pp.collectCertificates(pkg, parseFlags); 6203 } catch (PackageParserException e) { 6204 throw PackageManagerException.from(e); 6205 } 6206 } 6207 6208 /** 6209 * Traces a package scan. 6210 * @see #scanPackageLI(File, int, int, long, UserHandle) 6211 */ 6212 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6213 long currentTime, UserHandle user) throws PackageManagerException { 6214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6215 try { 6216 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6217 } finally { 6218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6219 } 6220 } 6221 6222 /** 6223 * Scans a package and returns the newly parsed package. 6224 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6225 */ 6226 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6227 long currentTime, UserHandle user) throws PackageManagerException { 6228 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6229 parseFlags |= mDefParseFlags; 6230 PackageParser pp = new PackageParser(); 6231 pp.setSeparateProcesses(mSeparateProcesses); 6232 pp.setOnlyCoreApps(mOnlyCore); 6233 pp.setDisplayMetrics(mMetrics); 6234 6235 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6236 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6237 } 6238 6239 final PackageParser.Package pkg; 6240 try { 6241 pkg = pp.parsePackage(scanFile, parseFlags); 6242 } catch (PackageParserException e) { 6243 throw PackageManagerException.from(e); 6244 } 6245 6246 PackageSetting ps = null; 6247 PackageSetting updatedPkg; 6248 // reader 6249 synchronized (mPackages) { 6250 // Look to see if we already know about this package. 6251 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6252 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6253 // This package has been renamed to its original name. Let's 6254 // use that. 6255 ps = mSettings.peekPackageLPr(oldName); 6256 } 6257 // If there was no original package, see one for the real package name. 6258 if (ps == null) { 6259 ps = mSettings.peekPackageLPr(pkg.packageName); 6260 } 6261 // Check to see if this package could be hiding/updating a system 6262 // package. Must look for it either under the original or real 6263 // package name depending on our state. 6264 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6265 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6266 } 6267 boolean updatedPkgBetter = false; 6268 // First check if this is a system package that may involve an update 6269 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6270 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6271 // it needs to drop FLAG_PRIVILEGED. 6272 if (locationIsPrivileged(scanFile)) { 6273 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6274 } else { 6275 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6276 } 6277 6278 if (ps != null && !ps.codePath.equals(scanFile)) { 6279 // The path has changed from what was last scanned... check the 6280 // version of the new path against what we have stored to determine 6281 // what to do. 6282 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6283 if (pkg.mVersionCode <= ps.versionCode) { 6284 // The system package has been updated and the code path does not match 6285 // Ignore entry. Skip it. 6286 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6287 + " ignored: updated version " + ps.versionCode 6288 + " better than this " + pkg.mVersionCode); 6289 if (!updatedPkg.codePath.equals(scanFile)) { 6290 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6291 + ps.name + " changing from " + updatedPkg.codePathString 6292 + " to " + scanFile); 6293 updatedPkg.codePath = scanFile; 6294 updatedPkg.codePathString = scanFile.toString(); 6295 updatedPkg.resourcePath = scanFile; 6296 updatedPkg.resourcePathString = scanFile.toString(); 6297 } 6298 updatedPkg.pkg = pkg; 6299 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6300 "Package " + ps.name + " at " + scanFile 6301 + " ignored: updated version " + ps.versionCode 6302 + " better than this " + pkg.mVersionCode); 6303 } else { 6304 // The current app on the system partition is better than 6305 // what we have updated to on the data partition; switch 6306 // back to the system partition version. 6307 // At this point, its safely assumed that package installation for 6308 // apps in system partition will go through. If not there won't be a working 6309 // version of the app 6310 // writer 6311 synchronized (mPackages) { 6312 // Just remove the loaded entries from package lists. 6313 mPackages.remove(ps.name); 6314 } 6315 6316 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6317 + " reverting from " + ps.codePathString 6318 + ": new version " + pkg.mVersionCode 6319 + " better than installed " + ps.versionCode); 6320 6321 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6322 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6323 synchronized (mInstallLock) { 6324 args.cleanUpResourcesLI(); 6325 } 6326 synchronized (mPackages) { 6327 mSettings.enableSystemPackageLPw(ps.name); 6328 } 6329 updatedPkgBetter = true; 6330 } 6331 } 6332 } 6333 6334 if (updatedPkg != null) { 6335 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6336 // initially 6337 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6338 6339 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6340 // flag set initially 6341 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6342 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6343 } 6344 } 6345 6346 // Verify certificates against what was last scanned 6347 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6348 6349 /* 6350 * A new system app appeared, but we already had a non-system one of the 6351 * same name installed earlier. 6352 */ 6353 boolean shouldHideSystemApp = false; 6354 if (updatedPkg == null && ps != null 6355 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6356 /* 6357 * Check to make sure the signatures match first. If they don't, 6358 * wipe the installed application and its data. 6359 */ 6360 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6361 != PackageManager.SIGNATURE_MATCH) { 6362 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6363 + " signatures don't match existing userdata copy; removing"); 6364 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6365 ps = null; 6366 } else { 6367 /* 6368 * If the newly-added system app is an older version than the 6369 * already installed version, hide it. It will be scanned later 6370 * and re-added like an update. 6371 */ 6372 if (pkg.mVersionCode <= ps.versionCode) { 6373 shouldHideSystemApp = true; 6374 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6375 + " but new version " + pkg.mVersionCode + " better than installed " 6376 + ps.versionCode + "; hiding system"); 6377 } else { 6378 /* 6379 * The newly found system app is a newer version that the 6380 * one previously installed. Simply remove the 6381 * already-installed application and replace it with our own 6382 * while keeping the application data. 6383 */ 6384 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6385 + " reverting from " + ps.codePathString + ": new version " 6386 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6387 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6388 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6389 synchronized (mInstallLock) { 6390 args.cleanUpResourcesLI(); 6391 } 6392 } 6393 } 6394 } 6395 6396 // The apk is forward locked (not public) if its code and resources 6397 // are kept in different files. (except for app in either system or 6398 // vendor path). 6399 // TODO grab this value from PackageSettings 6400 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6401 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6402 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6403 } 6404 } 6405 6406 // TODO: extend to support forward-locked splits 6407 String resourcePath = null; 6408 String baseResourcePath = null; 6409 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6410 if (ps != null && ps.resourcePathString != null) { 6411 resourcePath = ps.resourcePathString; 6412 baseResourcePath = ps.resourcePathString; 6413 } else { 6414 // Should not happen at all. Just log an error. 6415 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6416 } 6417 } else { 6418 resourcePath = pkg.codePath; 6419 baseResourcePath = pkg.baseCodePath; 6420 } 6421 6422 // Set application objects path explicitly. 6423 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6424 pkg.applicationInfo.setCodePath(pkg.codePath); 6425 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6426 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6427 pkg.applicationInfo.setResourcePath(resourcePath); 6428 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6429 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6430 6431 // Note that we invoke the following method only if we are about to unpack an application 6432 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6433 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6434 6435 /* 6436 * If the system app should be overridden by a previously installed 6437 * data, hide the system app now and let the /data/app scan pick it up 6438 * again. 6439 */ 6440 if (shouldHideSystemApp) { 6441 synchronized (mPackages) { 6442 mSettings.disableSystemPackageLPw(pkg.packageName); 6443 } 6444 } 6445 6446 return scannedPkg; 6447 } 6448 6449 private static String fixProcessName(String defProcessName, 6450 String processName, int uid) { 6451 if (processName == null) { 6452 return defProcessName; 6453 } 6454 return processName; 6455 } 6456 6457 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6458 throws PackageManagerException { 6459 if (pkgSetting.signatures.mSignatures != null) { 6460 // Already existing package. Make sure signatures match 6461 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6462 == PackageManager.SIGNATURE_MATCH; 6463 if (!match) { 6464 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6465 == PackageManager.SIGNATURE_MATCH; 6466 } 6467 if (!match) { 6468 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6469 == PackageManager.SIGNATURE_MATCH; 6470 } 6471 if (!match) { 6472 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6473 + pkg.packageName + " signatures do not match the " 6474 + "previously installed version; ignoring!"); 6475 } 6476 } 6477 6478 // Check for shared user signatures 6479 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6480 // Already existing package. Make sure signatures match 6481 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6482 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6483 if (!match) { 6484 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6485 == PackageManager.SIGNATURE_MATCH; 6486 } 6487 if (!match) { 6488 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6489 == PackageManager.SIGNATURE_MATCH; 6490 } 6491 if (!match) { 6492 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6493 "Package " + pkg.packageName 6494 + " has no signatures that match those in shared user " 6495 + pkgSetting.sharedUser.name + "; ignoring!"); 6496 } 6497 } 6498 } 6499 6500 /** 6501 * Enforces that only the system UID or root's UID can call a method exposed 6502 * via Binder. 6503 * 6504 * @param message used as message if SecurityException is thrown 6505 * @throws SecurityException if the caller is not system or root 6506 */ 6507 private static final void enforceSystemOrRoot(String message) { 6508 final int uid = Binder.getCallingUid(); 6509 if (uid != Process.SYSTEM_UID && uid != 0) { 6510 throw new SecurityException(message); 6511 } 6512 } 6513 6514 @Override 6515 public void performFstrimIfNeeded() { 6516 enforceSystemOrRoot("Only the system can request fstrim"); 6517 6518 // Before everything else, see whether we need to fstrim. 6519 try { 6520 IMountService ms = PackageHelper.getMountService(); 6521 if (ms != null) { 6522 final boolean isUpgrade = isUpgrade(); 6523 boolean doTrim = isUpgrade; 6524 if (doTrim) { 6525 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6526 } else { 6527 final long interval = android.provider.Settings.Global.getLong( 6528 mContext.getContentResolver(), 6529 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6530 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6531 if (interval > 0) { 6532 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6533 if (timeSinceLast > interval) { 6534 doTrim = true; 6535 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6536 + "; running immediately"); 6537 } 6538 } 6539 } 6540 if (doTrim) { 6541 if (!isFirstBoot()) { 6542 try { 6543 ActivityManagerNative.getDefault().showBootMessage( 6544 mContext.getResources().getString( 6545 R.string.android_upgrading_fstrim), true); 6546 } catch (RemoteException e) { 6547 } 6548 } 6549 ms.runMaintenance(); 6550 } 6551 } else { 6552 Slog.e(TAG, "Mount service unavailable!"); 6553 } 6554 } catch (RemoteException e) { 6555 // Can't happen; MountService is local 6556 } 6557 } 6558 6559 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6560 List<ResolveInfo> ris = null; 6561 try { 6562 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6563 intent, null, 0, userId); 6564 } catch (RemoteException e) { 6565 } 6566 ArraySet<String> pkgNames = new ArraySet<String>(); 6567 if (ris != null) { 6568 for (ResolveInfo ri : ris) { 6569 pkgNames.add(ri.activityInfo.packageName); 6570 } 6571 } 6572 return pkgNames; 6573 } 6574 6575 @Override 6576 public void notifyPackageUse(String packageName) { 6577 synchronized (mPackages) { 6578 PackageParser.Package p = mPackages.get(packageName); 6579 if (p == null) { 6580 return; 6581 } 6582 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6583 } 6584 } 6585 6586 @Override 6587 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6588 return performDexOptTraced(packageName, instructionSet); 6589 } 6590 6591 public boolean performDexOpt(String packageName, String instructionSet) { 6592 return performDexOptTraced(packageName, instructionSet); 6593 } 6594 6595 private boolean performDexOptTraced(String packageName, String instructionSet) { 6596 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6597 try { 6598 return performDexOptInternal(packageName, instructionSet); 6599 } finally { 6600 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6601 } 6602 } 6603 6604 private boolean performDexOptInternal(String packageName, String instructionSet) { 6605 PackageParser.Package p; 6606 final String targetInstructionSet; 6607 synchronized (mPackages) { 6608 p = mPackages.get(packageName); 6609 if (p == null) { 6610 return false; 6611 } 6612 mPackageUsage.write(false); 6613 6614 targetInstructionSet = instructionSet != null ? instructionSet : 6615 getPrimaryInstructionSet(p.applicationInfo); 6616 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6617 return false; 6618 } 6619 } 6620 long callingId = Binder.clearCallingIdentity(); 6621 try { 6622 synchronized (mInstallLock) { 6623 final String[] instructionSets = new String[] { targetInstructionSet }; 6624 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6625 true /* inclDependencies */); 6626 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6627 } 6628 } finally { 6629 Binder.restoreCallingIdentity(callingId); 6630 } 6631 } 6632 6633 public ArraySet<String> getPackagesThatNeedDexOpt() { 6634 ArraySet<String> pkgs = null; 6635 synchronized (mPackages) { 6636 for (PackageParser.Package p : mPackages.values()) { 6637 if (DEBUG_DEXOPT) { 6638 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6639 } 6640 if (!p.mDexOptPerformed.isEmpty()) { 6641 continue; 6642 } 6643 if (pkgs == null) { 6644 pkgs = new ArraySet<String>(); 6645 } 6646 pkgs.add(p.packageName); 6647 } 6648 } 6649 return pkgs; 6650 } 6651 6652 public void shutdown() { 6653 mPackageUsage.write(true); 6654 } 6655 6656 @Override 6657 public void forceDexOpt(String packageName) { 6658 enforceSystemOrRoot("forceDexOpt"); 6659 6660 PackageParser.Package pkg; 6661 synchronized (mPackages) { 6662 pkg = mPackages.get(packageName); 6663 if (pkg == null) { 6664 throw new IllegalArgumentException("Unknown package: " + packageName); 6665 } 6666 } 6667 6668 synchronized (mInstallLock) { 6669 final String[] instructionSets = new String[] { 6670 getPrimaryInstructionSet(pkg.applicationInfo) }; 6671 6672 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6673 6674 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6675 true /* inclDependencies */); 6676 6677 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6678 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6679 throw new IllegalStateException("Failed to dexopt: " + res); 6680 } 6681 } 6682 } 6683 6684 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6685 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6686 Slog.w(TAG, "Unable to update from " + oldPkg.name 6687 + " to " + newPkg.packageName 6688 + ": old package not in system partition"); 6689 return false; 6690 } else if (mPackages.get(oldPkg.name) != null) { 6691 Slog.w(TAG, "Unable to update from " + oldPkg.name 6692 + " to " + newPkg.packageName 6693 + ": old package still exists"); 6694 return false; 6695 } 6696 return true; 6697 } 6698 6699 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6700 throws PackageManagerException { 6701 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6702 if (res != 0) { 6703 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6704 "Failed to install " + packageName + ": " + res); 6705 } 6706 6707 final int[] users = sUserManager.getUserIds(); 6708 for (int user : users) { 6709 if (user != 0) { 6710 res = mInstaller.createUserData(volumeUuid, packageName, 6711 UserHandle.getUid(user, uid), user, seinfo); 6712 if (res != 0) { 6713 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6714 "Failed to createUserData " + packageName + ": " + res); 6715 } 6716 } 6717 } 6718 } 6719 6720 private int removeDataDirsLI(String volumeUuid, String packageName) { 6721 int[] users = sUserManager.getUserIds(); 6722 int res = 0; 6723 for (int user : users) { 6724 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6725 if (resInner < 0) { 6726 res = resInner; 6727 } 6728 } 6729 6730 return res; 6731 } 6732 6733 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6734 int[] users = sUserManager.getUserIds(); 6735 int res = 0; 6736 for (int user : users) { 6737 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6738 if (resInner < 0) { 6739 res = resInner; 6740 } 6741 } 6742 return res; 6743 } 6744 6745 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6746 PackageParser.Package changingLib) { 6747 if (file.path != null) { 6748 usesLibraryFiles.add(file.path); 6749 return; 6750 } 6751 PackageParser.Package p = mPackages.get(file.apk); 6752 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6753 // If we are doing this while in the middle of updating a library apk, 6754 // then we need to make sure to use that new apk for determining the 6755 // dependencies here. (We haven't yet finished committing the new apk 6756 // to the package manager state.) 6757 if (p == null || p.packageName.equals(changingLib.packageName)) { 6758 p = changingLib; 6759 } 6760 } 6761 if (p != null) { 6762 usesLibraryFiles.addAll(p.getAllCodePaths()); 6763 } 6764 } 6765 6766 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6767 PackageParser.Package changingLib) throws PackageManagerException { 6768 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6769 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6770 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6771 for (int i=0; i<N; i++) { 6772 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6773 if (file == null) { 6774 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6775 "Package " + pkg.packageName + " requires unavailable shared library " 6776 + pkg.usesLibraries.get(i) + "; failing!"); 6777 } 6778 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6779 } 6780 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6781 for (int i=0; i<N; i++) { 6782 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6783 if (file == null) { 6784 Slog.w(TAG, "Package " + pkg.packageName 6785 + " desires unavailable shared library " 6786 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6787 } else { 6788 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6789 } 6790 } 6791 N = usesLibraryFiles.size(); 6792 if (N > 0) { 6793 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6794 } else { 6795 pkg.usesLibraryFiles = null; 6796 } 6797 } 6798 } 6799 6800 private static boolean hasString(List<String> list, List<String> which) { 6801 if (list == null) { 6802 return false; 6803 } 6804 for (int i=list.size()-1; i>=0; i--) { 6805 for (int j=which.size()-1; j>=0; j--) { 6806 if (which.get(j).equals(list.get(i))) { 6807 return true; 6808 } 6809 } 6810 } 6811 return false; 6812 } 6813 6814 private void updateAllSharedLibrariesLPw() { 6815 for (PackageParser.Package pkg : mPackages.values()) { 6816 try { 6817 updateSharedLibrariesLPw(pkg, null); 6818 } catch (PackageManagerException e) { 6819 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6820 } 6821 } 6822 } 6823 6824 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6825 PackageParser.Package changingPkg) { 6826 ArrayList<PackageParser.Package> res = null; 6827 for (PackageParser.Package pkg : mPackages.values()) { 6828 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6829 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6830 if (res == null) { 6831 res = new ArrayList<PackageParser.Package>(); 6832 } 6833 res.add(pkg); 6834 try { 6835 updateSharedLibrariesLPw(pkg, changingPkg); 6836 } catch (PackageManagerException e) { 6837 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6838 } 6839 } 6840 } 6841 return res; 6842 } 6843 6844 /** 6845 * Derive the value of the {@code cpuAbiOverride} based on the provided 6846 * value and an optional stored value from the package settings. 6847 */ 6848 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6849 String cpuAbiOverride = null; 6850 6851 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6852 cpuAbiOverride = null; 6853 } else if (abiOverride != null) { 6854 cpuAbiOverride = abiOverride; 6855 } else if (settings != null) { 6856 cpuAbiOverride = settings.cpuAbiOverrideString; 6857 } 6858 6859 return cpuAbiOverride; 6860 } 6861 6862 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6863 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6864 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6865 try { 6866 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6867 } finally { 6868 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6869 } 6870 } 6871 6872 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6873 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6874 boolean success = false; 6875 try { 6876 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6877 currentTime, user); 6878 success = true; 6879 return res; 6880 } finally { 6881 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6882 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6883 } 6884 } 6885 } 6886 6887 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6888 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6889 final File scanFile = new File(pkg.codePath); 6890 if (pkg.applicationInfo.getCodePath() == null || 6891 pkg.applicationInfo.getResourcePath() == null) { 6892 // Bail out. The resource and code paths haven't been set. 6893 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6894 "Code and resource paths haven't been set correctly"); 6895 } 6896 6897 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6898 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6899 } else { 6900 // Only allow system apps to be flagged as core apps. 6901 pkg.coreApp = false; 6902 } 6903 6904 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6905 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6906 } 6907 6908 if (mCustomResolverComponentName != null && 6909 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6910 setUpCustomResolverActivity(pkg); 6911 } 6912 6913 if (pkg.packageName.equals("android")) { 6914 synchronized (mPackages) { 6915 if (mAndroidApplication != null) { 6916 Slog.w(TAG, "*************************************************"); 6917 Slog.w(TAG, "Core android package being redefined. Skipping."); 6918 Slog.w(TAG, " file=" + scanFile); 6919 Slog.w(TAG, "*************************************************"); 6920 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6921 "Core android package being redefined. Skipping."); 6922 } 6923 6924 // Set up information for our fall-back user intent resolution activity. 6925 mPlatformPackage = pkg; 6926 pkg.mVersionCode = mSdkVersion; 6927 mAndroidApplication = pkg.applicationInfo; 6928 6929 if (!mResolverReplaced) { 6930 mResolveActivity.applicationInfo = mAndroidApplication; 6931 mResolveActivity.name = ResolverActivity.class.getName(); 6932 mResolveActivity.packageName = mAndroidApplication.packageName; 6933 mResolveActivity.processName = "system:ui"; 6934 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6935 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6936 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6937 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6938 mResolveActivity.exported = true; 6939 mResolveActivity.enabled = true; 6940 mResolveInfo.activityInfo = mResolveActivity; 6941 mResolveInfo.priority = 0; 6942 mResolveInfo.preferredOrder = 0; 6943 mResolveInfo.match = 0; 6944 mResolveComponentName = new ComponentName( 6945 mAndroidApplication.packageName, mResolveActivity.name); 6946 } 6947 } 6948 } 6949 6950 if (DEBUG_PACKAGE_SCANNING) { 6951 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6952 Log.d(TAG, "Scanning package " + pkg.packageName); 6953 } 6954 6955 if (mPackages.containsKey(pkg.packageName) 6956 || mSharedLibraries.containsKey(pkg.packageName)) { 6957 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6958 "Application package " + pkg.packageName 6959 + " already installed. Skipping duplicate."); 6960 } 6961 6962 // If we're only installing presumed-existing packages, require that the 6963 // scanned APK is both already known and at the path previously established 6964 // for it. Previously unknown packages we pick up normally, but if we have an 6965 // a priori expectation about this package's install presence, enforce it. 6966 // With a singular exception for new system packages. When an OTA contains 6967 // a new system package, we allow the codepath to change from a system location 6968 // to the user-installed location. If we don't allow this change, any newer, 6969 // user-installed version of the application will be ignored. 6970 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6971 if (mExpectingBetter.containsKey(pkg.packageName)) { 6972 logCriticalInfo(Log.WARN, 6973 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6974 } else { 6975 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6976 if (known != null) { 6977 if (DEBUG_PACKAGE_SCANNING) { 6978 Log.d(TAG, "Examining " + pkg.codePath 6979 + " and requiring known paths " + known.codePathString 6980 + " & " + known.resourcePathString); 6981 } 6982 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6983 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6984 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6985 "Application package " + pkg.packageName 6986 + " found at " + pkg.applicationInfo.getCodePath() 6987 + " but expected at " + known.codePathString + "; ignoring."); 6988 } 6989 } 6990 } 6991 } 6992 6993 // Initialize package source and resource directories 6994 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6995 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6996 6997 SharedUserSetting suid = null; 6998 PackageSetting pkgSetting = null; 6999 7000 if (!isSystemApp(pkg)) { 7001 // Only system apps can use these features. 7002 pkg.mOriginalPackages = null; 7003 pkg.mRealPackage = null; 7004 pkg.mAdoptPermissions = null; 7005 } 7006 7007 // writer 7008 synchronized (mPackages) { 7009 if (pkg.mSharedUserId != null) { 7010 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7011 if (suid == null) { 7012 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7013 "Creating application package " + pkg.packageName 7014 + " for shared user failed"); 7015 } 7016 if (DEBUG_PACKAGE_SCANNING) { 7017 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7018 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7019 + "): packages=" + suid.packages); 7020 } 7021 } 7022 7023 // Check if we are renaming from an original package name. 7024 PackageSetting origPackage = null; 7025 String realName = null; 7026 if (pkg.mOriginalPackages != null) { 7027 // This package may need to be renamed to a previously 7028 // installed name. Let's check on that... 7029 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7030 if (pkg.mOriginalPackages.contains(renamed)) { 7031 // This package had originally been installed as the 7032 // original name, and we have already taken care of 7033 // transitioning to the new one. Just update the new 7034 // one to continue using the old name. 7035 realName = pkg.mRealPackage; 7036 if (!pkg.packageName.equals(renamed)) { 7037 // Callers into this function may have already taken 7038 // care of renaming the package; only do it here if 7039 // it is not already done. 7040 pkg.setPackageName(renamed); 7041 } 7042 7043 } else { 7044 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7045 if ((origPackage = mSettings.peekPackageLPr( 7046 pkg.mOriginalPackages.get(i))) != null) { 7047 // We do have the package already installed under its 7048 // original name... should we use it? 7049 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7050 // New package is not compatible with original. 7051 origPackage = null; 7052 continue; 7053 } else if (origPackage.sharedUser != null) { 7054 // Make sure uid is compatible between packages. 7055 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7056 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7057 + " to " + pkg.packageName + ": old uid " 7058 + origPackage.sharedUser.name 7059 + " differs from " + pkg.mSharedUserId); 7060 origPackage = null; 7061 continue; 7062 } 7063 } else { 7064 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7065 + pkg.packageName + " to old name " + origPackage.name); 7066 } 7067 break; 7068 } 7069 } 7070 } 7071 } 7072 7073 if (mTransferedPackages.contains(pkg.packageName)) { 7074 Slog.w(TAG, "Package " + pkg.packageName 7075 + " was transferred to another, but its .apk remains"); 7076 } 7077 7078 // Just create the setting, don't add it yet. For already existing packages 7079 // the PkgSetting exists already and doesn't have to be created. 7080 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7081 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7082 pkg.applicationInfo.primaryCpuAbi, 7083 pkg.applicationInfo.secondaryCpuAbi, 7084 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7085 user, false); 7086 if (pkgSetting == null) { 7087 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7088 "Creating application package " + pkg.packageName + " failed"); 7089 } 7090 7091 if (pkgSetting.origPackage != null) { 7092 // If we are first transitioning from an original package, 7093 // fix up the new package's name now. We need to do this after 7094 // looking up the package under its new name, so getPackageLP 7095 // can take care of fiddling things correctly. 7096 pkg.setPackageName(origPackage.name); 7097 7098 // File a report about this. 7099 String msg = "New package " + pkgSetting.realName 7100 + " renamed to replace old package " + pkgSetting.name; 7101 reportSettingsProblem(Log.WARN, msg); 7102 7103 // Make a note of it. 7104 mTransferedPackages.add(origPackage.name); 7105 7106 // No longer need to retain this. 7107 pkgSetting.origPackage = null; 7108 } 7109 7110 if (realName != null) { 7111 // Make a note of it. 7112 mTransferedPackages.add(pkg.packageName); 7113 } 7114 7115 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7116 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7117 } 7118 7119 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7120 // Check all shared libraries and map to their actual file path. 7121 // We only do this here for apps not on a system dir, because those 7122 // are the only ones that can fail an install due to this. We 7123 // will take care of the system apps by updating all of their 7124 // library paths after the scan is done. 7125 updateSharedLibrariesLPw(pkg, null); 7126 } 7127 7128 if (mFoundPolicyFile) { 7129 SELinuxMMAC.assignSeinfoValue(pkg); 7130 } 7131 7132 pkg.applicationInfo.uid = pkgSetting.appId; 7133 pkg.mExtras = pkgSetting; 7134 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7135 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7136 // We just determined the app is signed correctly, so bring 7137 // over the latest parsed certs. 7138 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7139 } else { 7140 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7141 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7142 "Package " + pkg.packageName + " upgrade keys do not match the " 7143 + "previously installed version"); 7144 } else { 7145 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7146 String msg = "System package " + pkg.packageName 7147 + " signature changed; retaining data."; 7148 reportSettingsProblem(Log.WARN, msg); 7149 } 7150 } 7151 } else { 7152 try { 7153 verifySignaturesLP(pkgSetting, pkg); 7154 // We just determined the app is signed correctly, so bring 7155 // over the latest parsed certs. 7156 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7157 } catch (PackageManagerException e) { 7158 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7159 throw e; 7160 } 7161 // The signature has changed, but this package is in the system 7162 // image... let's recover! 7163 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7164 // However... if this package is part of a shared user, but it 7165 // doesn't match the signature of the shared user, let's fail. 7166 // What this means is that you can't change the signatures 7167 // associated with an overall shared user, which doesn't seem all 7168 // that unreasonable. 7169 if (pkgSetting.sharedUser != null) { 7170 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7171 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7172 throw new PackageManagerException( 7173 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7174 "Signature mismatch for shared user: " 7175 + pkgSetting.sharedUser); 7176 } 7177 } 7178 // File a report about this. 7179 String msg = "System package " + pkg.packageName 7180 + " signature changed; retaining data."; 7181 reportSettingsProblem(Log.WARN, msg); 7182 } 7183 } 7184 // Verify that this new package doesn't have any content providers 7185 // that conflict with existing packages. Only do this if the 7186 // package isn't already installed, since we don't want to break 7187 // things that are installed. 7188 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7189 final int N = pkg.providers.size(); 7190 int i; 7191 for (i=0; i<N; i++) { 7192 PackageParser.Provider p = pkg.providers.get(i); 7193 if (p.info.authority != null) { 7194 String names[] = p.info.authority.split(";"); 7195 for (int j = 0; j < names.length; j++) { 7196 if (mProvidersByAuthority.containsKey(names[j])) { 7197 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7198 final String otherPackageName = 7199 ((other != null && other.getComponentName() != null) ? 7200 other.getComponentName().getPackageName() : "?"); 7201 throw new PackageManagerException( 7202 INSTALL_FAILED_CONFLICTING_PROVIDER, 7203 "Can't install because provider name " + names[j] 7204 + " (in package " + pkg.applicationInfo.packageName 7205 + ") is already used by " + otherPackageName); 7206 } 7207 } 7208 } 7209 } 7210 } 7211 7212 if (pkg.mAdoptPermissions != null) { 7213 // This package wants to adopt ownership of permissions from 7214 // another package. 7215 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7216 final String origName = pkg.mAdoptPermissions.get(i); 7217 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7218 if (orig != null) { 7219 if (verifyPackageUpdateLPr(orig, pkg)) { 7220 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7221 + pkg.packageName); 7222 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7223 } 7224 } 7225 } 7226 } 7227 } 7228 7229 final String pkgName = pkg.packageName; 7230 7231 final long scanFileTime = scanFile.lastModified(); 7232 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7233 pkg.applicationInfo.processName = fixProcessName( 7234 pkg.applicationInfo.packageName, 7235 pkg.applicationInfo.processName, 7236 pkg.applicationInfo.uid); 7237 7238 if (pkg != mPlatformPackage) { 7239 // This is a normal package, need to make its data directory. 7240 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7241 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7242 7243 boolean uidError = false; 7244 if (dataPath.exists()) { 7245 int currentUid = 0; 7246 try { 7247 StructStat stat = Os.stat(dataPath.getPath()); 7248 currentUid = stat.st_uid; 7249 } catch (ErrnoException e) { 7250 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7251 } 7252 7253 // If we have mismatched owners for the data path, we have a problem. 7254 if (currentUid != pkg.applicationInfo.uid) { 7255 boolean recovered = false; 7256 if (currentUid == 0) { 7257 // The directory somehow became owned by root. Wow. 7258 // This is probably because the system was stopped while 7259 // installd was in the middle of messing with its libs 7260 // directory. Ask installd to fix that. 7261 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7262 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7263 if (ret >= 0) { 7264 recovered = true; 7265 String msg = "Package " + pkg.packageName 7266 + " unexpectedly changed to uid 0; recovered to " + 7267 + pkg.applicationInfo.uid; 7268 reportSettingsProblem(Log.WARN, msg); 7269 } 7270 } 7271 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7272 || (scanFlags&SCAN_BOOTING) != 0)) { 7273 // If this is a system app, we can at least delete its 7274 // current data so the application will still work. 7275 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7276 if (ret >= 0) { 7277 // TODO: Kill the processes first 7278 // Old data gone! 7279 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7280 ? "System package " : "Third party package "; 7281 String msg = prefix + pkg.packageName 7282 + " has changed from uid: " 7283 + currentUid + " to " 7284 + pkg.applicationInfo.uid + "; old data erased"; 7285 reportSettingsProblem(Log.WARN, msg); 7286 recovered = true; 7287 } 7288 if (!recovered) { 7289 mHasSystemUidErrors = true; 7290 } 7291 } else if (!recovered) { 7292 // If we allow this install to proceed, we will be broken. 7293 // Abort, abort! 7294 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7295 "scanPackageLI"); 7296 } 7297 if (!recovered) { 7298 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7299 + pkg.applicationInfo.uid + "/fs_" 7300 + currentUid; 7301 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7302 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7303 String msg = "Package " + pkg.packageName 7304 + " has mismatched uid: " 7305 + currentUid + " on disk, " 7306 + pkg.applicationInfo.uid + " in settings"; 7307 // writer 7308 synchronized (mPackages) { 7309 mSettings.mReadMessages.append(msg); 7310 mSettings.mReadMessages.append('\n'); 7311 uidError = true; 7312 if (!pkgSetting.uidError) { 7313 reportSettingsProblem(Log.ERROR, msg); 7314 } 7315 } 7316 } 7317 } 7318 7319 // Ensure that directories are prepared 7320 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7321 pkg.applicationInfo.seinfo); 7322 7323 if (mShouldRestoreconData) { 7324 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7325 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7326 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7327 } 7328 } else { 7329 if (DEBUG_PACKAGE_SCANNING) { 7330 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7331 Log.v(TAG, "Want this data dir: " + dataPath); 7332 } 7333 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7334 pkg.applicationInfo.seinfo); 7335 } 7336 7337 // Get all of our default paths setup 7338 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7339 7340 pkgSetting.uidError = uidError; 7341 } 7342 7343 final String path = scanFile.getPath(); 7344 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7345 7346 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7347 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7348 7349 // Some system apps still use directory structure for native libraries 7350 // in which case we might end up not detecting abi solely based on apk 7351 // structure. Try to detect abi based on directory structure. 7352 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7353 pkg.applicationInfo.primaryCpuAbi == null) { 7354 setBundledAppAbisAndRoots(pkg, pkgSetting); 7355 setNativeLibraryPaths(pkg); 7356 } 7357 7358 } else { 7359 if ((scanFlags & SCAN_MOVE) != 0) { 7360 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7361 // but we already have this packages package info in the PackageSetting. We just 7362 // use that and derive the native library path based on the new codepath. 7363 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7364 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7365 } 7366 7367 // Set native library paths again. For moves, the path will be updated based on the 7368 // ABIs we've determined above. For non-moves, the path will be updated based on the 7369 // ABIs we determined during compilation, but the path will depend on the final 7370 // package path (after the rename away from the stage path). 7371 setNativeLibraryPaths(pkg); 7372 } 7373 7374 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7375 final int[] userIds = sUserManager.getUserIds(); 7376 synchronized (mInstallLock) { 7377 // Make sure all user data directories are ready to roll; we're okay 7378 // if they already exist 7379 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7380 for (int userId : userIds) { 7381 if (userId != UserHandle.USER_SYSTEM) { 7382 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7383 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7384 pkg.applicationInfo.seinfo); 7385 } 7386 } 7387 } 7388 7389 // Create a native library symlink only if we have native libraries 7390 // and if the native libraries are 32 bit libraries. We do not provide 7391 // this symlink for 64 bit libraries. 7392 if (pkg.applicationInfo.primaryCpuAbi != null && 7393 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7394 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7395 try { 7396 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7397 for (int userId : userIds) { 7398 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7399 nativeLibPath, userId) < 0) { 7400 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7401 "Failed linking native library dir (user=" + userId + ")"); 7402 } 7403 } 7404 } finally { 7405 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7406 } 7407 } 7408 } 7409 7410 // This is a special case for the "system" package, where the ABI is 7411 // dictated by the zygote configuration (and init.rc). We should keep track 7412 // of this ABI so that we can deal with "normal" applications that run under 7413 // the same UID correctly. 7414 if (mPlatformPackage == pkg) { 7415 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7416 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7417 } 7418 7419 // If there's a mismatch between the abi-override in the package setting 7420 // and the abiOverride specified for the install. Warn about this because we 7421 // would've already compiled the app without taking the package setting into 7422 // account. 7423 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7424 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7425 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7426 " for package " + pkg.packageName); 7427 } 7428 } 7429 7430 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7431 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7432 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7433 7434 // Copy the derived override back to the parsed package, so that we can 7435 // update the package settings accordingly. 7436 pkg.cpuAbiOverride = cpuAbiOverride; 7437 7438 if (DEBUG_ABI_SELECTION) { 7439 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7440 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7441 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7442 } 7443 7444 // Push the derived path down into PackageSettings so we know what to 7445 // clean up at uninstall time. 7446 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7447 7448 if (DEBUG_ABI_SELECTION) { 7449 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7450 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7451 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7452 } 7453 7454 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7455 // We don't do this here during boot because we can do it all 7456 // at once after scanning all existing packages. 7457 // 7458 // We also do this *before* we perform dexopt on this package, so that 7459 // we can avoid redundant dexopts, and also to make sure we've got the 7460 // code and package path correct. 7461 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7462 pkg, true /* boot complete */); 7463 } 7464 7465 if (mFactoryTest && pkg.requestedPermissions.contains( 7466 android.Manifest.permission.FACTORY_TEST)) { 7467 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7468 } 7469 7470 ArrayList<PackageParser.Package> clientLibPkgs = null; 7471 7472 // writer 7473 synchronized (mPackages) { 7474 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7475 // Only system apps can add new shared libraries. 7476 if (pkg.libraryNames != null) { 7477 for (int i=0; i<pkg.libraryNames.size(); i++) { 7478 String name = pkg.libraryNames.get(i); 7479 boolean allowed = false; 7480 if (pkg.isUpdatedSystemApp()) { 7481 // New library entries can only be added through the 7482 // system image. This is important to get rid of a lot 7483 // of nasty edge cases: for example if we allowed a non- 7484 // system update of the app to add a library, then uninstalling 7485 // the update would make the library go away, and assumptions 7486 // we made such as through app install filtering would now 7487 // have allowed apps on the device which aren't compatible 7488 // with it. Better to just have the restriction here, be 7489 // conservative, and create many fewer cases that can negatively 7490 // impact the user experience. 7491 final PackageSetting sysPs = mSettings 7492 .getDisabledSystemPkgLPr(pkg.packageName); 7493 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7494 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7495 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7496 allowed = true; 7497 break; 7498 } 7499 } 7500 } 7501 } else { 7502 allowed = true; 7503 } 7504 if (allowed) { 7505 if (!mSharedLibraries.containsKey(name)) { 7506 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7507 } else if (!name.equals(pkg.packageName)) { 7508 Slog.w(TAG, "Package " + pkg.packageName + " library " 7509 + name + " already exists; skipping"); 7510 } 7511 } else { 7512 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7513 + name + " that is not declared on system image; skipping"); 7514 } 7515 } 7516 if ((scanFlags & SCAN_BOOTING) == 0) { 7517 // If we are not booting, we need to update any applications 7518 // that are clients of our shared library. If we are booting, 7519 // this will all be done once the scan is complete. 7520 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7521 } 7522 } 7523 } 7524 } 7525 7526 // Request the ActivityManager to kill the process(only for existing packages) 7527 // so that we do not end up in a confused state while the user is still using the older 7528 // version of the application while the new one gets installed. 7529 if ((scanFlags & SCAN_REPLACING) != 0) { 7530 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7531 7532 killApplication(pkg.applicationInfo.packageName, 7533 pkg.applicationInfo.uid, "replace pkg"); 7534 7535 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7536 } 7537 7538 // Also need to kill any apps that are dependent on the library. 7539 if (clientLibPkgs != null) { 7540 for (int i=0; i<clientLibPkgs.size(); i++) { 7541 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7542 killApplication(clientPkg.applicationInfo.packageName, 7543 clientPkg.applicationInfo.uid, "update lib"); 7544 } 7545 } 7546 7547 // Make sure we're not adding any bogus keyset info 7548 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7549 ksms.assertScannedPackageValid(pkg); 7550 7551 // writer 7552 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7553 7554 boolean createIdmapFailed = false; 7555 synchronized (mPackages) { 7556 // We don't expect installation to fail beyond this point 7557 7558 // Add the new setting to mSettings 7559 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7560 // Add the new setting to mPackages 7561 mPackages.put(pkg.applicationInfo.packageName, pkg); 7562 // Make sure we don't accidentally delete its data. 7563 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7564 while (iter.hasNext()) { 7565 PackageCleanItem item = iter.next(); 7566 if (pkgName.equals(item.packageName)) { 7567 iter.remove(); 7568 } 7569 } 7570 7571 // Take care of first install / last update times. 7572 if (currentTime != 0) { 7573 if (pkgSetting.firstInstallTime == 0) { 7574 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7575 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7576 pkgSetting.lastUpdateTime = currentTime; 7577 } 7578 } else if (pkgSetting.firstInstallTime == 0) { 7579 // We need *something*. Take time time stamp of the file. 7580 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7581 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7582 if (scanFileTime != pkgSetting.timeStamp) { 7583 // A package on the system image has changed; consider this 7584 // to be an update. 7585 pkgSetting.lastUpdateTime = scanFileTime; 7586 } 7587 } 7588 7589 // Add the package's KeySets to the global KeySetManagerService 7590 ksms.addScannedPackageLPw(pkg); 7591 7592 int N = pkg.providers.size(); 7593 StringBuilder r = null; 7594 int i; 7595 for (i=0; i<N; i++) { 7596 PackageParser.Provider p = pkg.providers.get(i); 7597 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7598 p.info.processName, pkg.applicationInfo.uid); 7599 mProviders.addProvider(p); 7600 p.syncable = p.info.isSyncable; 7601 if (p.info.authority != null) { 7602 String names[] = p.info.authority.split(";"); 7603 p.info.authority = null; 7604 for (int j = 0; j < names.length; j++) { 7605 if (j == 1 && p.syncable) { 7606 // We only want the first authority for a provider to possibly be 7607 // syncable, so if we already added this provider using a different 7608 // authority clear the syncable flag. We copy the provider before 7609 // changing it because the mProviders object contains a reference 7610 // to a provider that we don't want to change. 7611 // Only do this for the second authority since the resulting provider 7612 // object can be the same for all future authorities for this provider. 7613 p = new PackageParser.Provider(p); 7614 p.syncable = false; 7615 } 7616 if (!mProvidersByAuthority.containsKey(names[j])) { 7617 mProvidersByAuthority.put(names[j], p); 7618 if (p.info.authority == null) { 7619 p.info.authority = names[j]; 7620 } else { 7621 p.info.authority = p.info.authority + ";" + names[j]; 7622 } 7623 if (DEBUG_PACKAGE_SCANNING) { 7624 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7625 Log.d(TAG, "Registered content provider: " + names[j] 7626 + ", className = " + p.info.name + ", isSyncable = " 7627 + p.info.isSyncable); 7628 } 7629 } else { 7630 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7631 Slog.w(TAG, "Skipping provider name " + names[j] + 7632 " (in package " + pkg.applicationInfo.packageName + 7633 "): name already used by " 7634 + ((other != null && other.getComponentName() != null) 7635 ? other.getComponentName().getPackageName() : "?")); 7636 } 7637 } 7638 } 7639 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7640 if (r == null) { 7641 r = new StringBuilder(256); 7642 } else { 7643 r.append(' '); 7644 } 7645 r.append(p.info.name); 7646 } 7647 } 7648 if (r != null) { 7649 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7650 } 7651 7652 N = pkg.services.size(); 7653 r = null; 7654 for (i=0; i<N; i++) { 7655 PackageParser.Service s = pkg.services.get(i); 7656 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7657 s.info.processName, pkg.applicationInfo.uid); 7658 mServices.addService(s); 7659 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7660 if (r == null) { 7661 r = new StringBuilder(256); 7662 } else { 7663 r.append(' '); 7664 } 7665 r.append(s.info.name); 7666 } 7667 } 7668 if (r != null) { 7669 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7670 } 7671 7672 N = pkg.receivers.size(); 7673 r = null; 7674 for (i=0; i<N; i++) { 7675 PackageParser.Activity a = pkg.receivers.get(i); 7676 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7677 a.info.processName, pkg.applicationInfo.uid); 7678 mReceivers.addActivity(a, "receiver"); 7679 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7680 if (r == null) { 7681 r = new StringBuilder(256); 7682 } else { 7683 r.append(' '); 7684 } 7685 r.append(a.info.name); 7686 } 7687 } 7688 if (r != null) { 7689 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7690 } 7691 7692 N = pkg.activities.size(); 7693 r = null; 7694 for (i=0; i<N; i++) { 7695 PackageParser.Activity a = pkg.activities.get(i); 7696 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7697 a.info.processName, pkg.applicationInfo.uid); 7698 mActivities.addActivity(a, "activity"); 7699 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7700 if (r == null) { 7701 r = new StringBuilder(256); 7702 } else { 7703 r.append(' '); 7704 } 7705 r.append(a.info.name); 7706 } 7707 } 7708 if (r != null) { 7709 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7710 } 7711 7712 N = pkg.permissionGroups.size(); 7713 r = null; 7714 for (i=0; i<N; i++) { 7715 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7716 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7717 if (cur == null) { 7718 mPermissionGroups.put(pg.info.name, pg); 7719 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7720 if (r == null) { 7721 r = new StringBuilder(256); 7722 } else { 7723 r.append(' '); 7724 } 7725 r.append(pg.info.name); 7726 } 7727 } else { 7728 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7729 + pg.info.packageName + " ignored: original from " 7730 + cur.info.packageName); 7731 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7732 if (r == null) { 7733 r = new StringBuilder(256); 7734 } else { 7735 r.append(' '); 7736 } 7737 r.append("DUP:"); 7738 r.append(pg.info.name); 7739 } 7740 } 7741 } 7742 if (r != null) { 7743 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7744 } 7745 7746 N = pkg.permissions.size(); 7747 r = null; 7748 for (i=0; i<N; i++) { 7749 PackageParser.Permission p = pkg.permissions.get(i); 7750 7751 // Assume by default that we did not install this permission into the system. 7752 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7753 7754 // Now that permission groups have a special meaning, we ignore permission 7755 // groups for legacy apps to prevent unexpected behavior. In particular, 7756 // permissions for one app being granted to someone just becuase they happen 7757 // to be in a group defined by another app (before this had no implications). 7758 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7759 p.group = mPermissionGroups.get(p.info.group); 7760 // Warn for a permission in an unknown group. 7761 if (p.info.group != null && p.group == null) { 7762 Slog.w(TAG, "Permission " + p.info.name + " from package " 7763 + p.info.packageName + " in an unknown group " + p.info.group); 7764 } 7765 } 7766 7767 ArrayMap<String, BasePermission> permissionMap = 7768 p.tree ? mSettings.mPermissionTrees 7769 : mSettings.mPermissions; 7770 BasePermission bp = permissionMap.get(p.info.name); 7771 7772 // Allow system apps to redefine non-system permissions 7773 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7774 final boolean currentOwnerIsSystem = (bp.perm != null 7775 && isSystemApp(bp.perm.owner)); 7776 if (isSystemApp(p.owner)) { 7777 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7778 // It's a built-in permission and no owner, take ownership now 7779 bp.packageSetting = pkgSetting; 7780 bp.perm = p; 7781 bp.uid = pkg.applicationInfo.uid; 7782 bp.sourcePackage = p.info.packageName; 7783 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7784 } else if (!currentOwnerIsSystem) { 7785 String msg = "New decl " + p.owner + " of permission " 7786 + p.info.name + " is system; overriding " + bp.sourcePackage; 7787 reportSettingsProblem(Log.WARN, msg); 7788 bp = null; 7789 } 7790 } 7791 } 7792 7793 if (bp == null) { 7794 bp = new BasePermission(p.info.name, p.info.packageName, 7795 BasePermission.TYPE_NORMAL); 7796 permissionMap.put(p.info.name, bp); 7797 } 7798 7799 if (bp.perm == null) { 7800 if (bp.sourcePackage == null 7801 || bp.sourcePackage.equals(p.info.packageName)) { 7802 BasePermission tree = findPermissionTreeLP(p.info.name); 7803 if (tree == null 7804 || tree.sourcePackage.equals(p.info.packageName)) { 7805 bp.packageSetting = pkgSetting; 7806 bp.perm = p; 7807 bp.uid = pkg.applicationInfo.uid; 7808 bp.sourcePackage = p.info.packageName; 7809 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7810 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7811 if (r == null) { 7812 r = new StringBuilder(256); 7813 } else { 7814 r.append(' '); 7815 } 7816 r.append(p.info.name); 7817 } 7818 } else { 7819 Slog.w(TAG, "Permission " + p.info.name + " from package " 7820 + p.info.packageName + " ignored: base tree " 7821 + tree.name + " is from package " 7822 + tree.sourcePackage); 7823 } 7824 } else { 7825 Slog.w(TAG, "Permission " + p.info.name + " from package " 7826 + p.info.packageName + " ignored: original from " 7827 + bp.sourcePackage); 7828 } 7829 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7830 if (r == null) { 7831 r = new StringBuilder(256); 7832 } else { 7833 r.append(' '); 7834 } 7835 r.append("DUP:"); 7836 r.append(p.info.name); 7837 } 7838 if (bp.perm == p) { 7839 bp.protectionLevel = p.info.protectionLevel; 7840 } 7841 } 7842 7843 if (r != null) { 7844 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7845 } 7846 7847 N = pkg.instrumentation.size(); 7848 r = null; 7849 for (i=0; i<N; i++) { 7850 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7851 a.info.packageName = pkg.applicationInfo.packageName; 7852 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7853 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7854 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7855 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7856 a.info.dataDir = pkg.applicationInfo.dataDir; 7857 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7858 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7859 7860 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7861 // need other information about the application, like the ABI and what not ? 7862 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7863 mInstrumentation.put(a.getComponentName(), a); 7864 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7865 if (r == null) { 7866 r = new StringBuilder(256); 7867 } else { 7868 r.append(' '); 7869 } 7870 r.append(a.info.name); 7871 } 7872 } 7873 if (r != null) { 7874 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7875 } 7876 7877 if (pkg.protectedBroadcasts != null) { 7878 N = pkg.protectedBroadcasts.size(); 7879 for (i=0; i<N; i++) { 7880 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7881 } 7882 } 7883 7884 pkgSetting.setTimeStamp(scanFileTime); 7885 7886 // Create idmap files for pairs of (packages, overlay packages). 7887 // Note: "android", ie framework-res.apk, is handled by native layers. 7888 if (pkg.mOverlayTarget != null) { 7889 // This is an overlay package. 7890 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7891 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7892 mOverlays.put(pkg.mOverlayTarget, 7893 new ArrayMap<String, PackageParser.Package>()); 7894 } 7895 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7896 map.put(pkg.packageName, pkg); 7897 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7898 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7899 createIdmapFailed = true; 7900 } 7901 } 7902 } else if (mOverlays.containsKey(pkg.packageName) && 7903 !pkg.packageName.equals("android")) { 7904 // This is a regular package, with one or more known overlay packages. 7905 createIdmapsForPackageLI(pkg); 7906 } 7907 } 7908 7909 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7910 7911 if (createIdmapFailed) { 7912 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7913 "scanPackageLI failed to createIdmap"); 7914 } 7915 return pkg; 7916 } 7917 7918 /** 7919 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7920 * is derived purely on the basis of the contents of {@code scanFile} and 7921 * {@code cpuAbiOverride}. 7922 * 7923 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7924 */ 7925 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7926 String cpuAbiOverride, boolean extractLibs) 7927 throws PackageManagerException { 7928 // TODO: We can probably be smarter about this stuff. For installed apps, 7929 // we can calculate this information at install time once and for all. For 7930 // system apps, we can probably assume that this information doesn't change 7931 // after the first boot scan. As things stand, we do lots of unnecessary work. 7932 7933 // Give ourselves some initial paths; we'll come back for another 7934 // pass once we've determined ABI below. 7935 setNativeLibraryPaths(pkg); 7936 7937 // We would never need to extract libs for forward-locked and external packages, 7938 // since the container service will do it for us. We shouldn't attempt to 7939 // extract libs from system app when it was not updated. 7940 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7941 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7942 extractLibs = false; 7943 } 7944 7945 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7946 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7947 7948 NativeLibraryHelper.Handle handle = null; 7949 try { 7950 handle = NativeLibraryHelper.Handle.create(pkg); 7951 // TODO(multiArch): This can be null for apps that didn't go through the 7952 // usual installation process. We can calculate it again, like we 7953 // do during install time. 7954 // 7955 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7956 // unnecessary. 7957 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7958 7959 // Null out the abis so that they can be recalculated. 7960 pkg.applicationInfo.primaryCpuAbi = null; 7961 pkg.applicationInfo.secondaryCpuAbi = null; 7962 if (isMultiArch(pkg.applicationInfo)) { 7963 // Warn if we've set an abiOverride for multi-lib packages.. 7964 // By definition, we need to copy both 32 and 64 bit libraries for 7965 // such packages. 7966 if (pkg.cpuAbiOverride != null 7967 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7968 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7969 } 7970 7971 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7972 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7973 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7974 if (extractLibs) { 7975 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7976 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7977 useIsaSpecificSubdirs); 7978 } else { 7979 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7980 } 7981 } 7982 7983 maybeThrowExceptionForMultiArchCopy( 7984 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7985 7986 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7987 if (extractLibs) { 7988 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7989 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7990 useIsaSpecificSubdirs); 7991 } else { 7992 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7993 } 7994 } 7995 7996 maybeThrowExceptionForMultiArchCopy( 7997 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7998 7999 if (abi64 >= 0) { 8000 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8001 } 8002 8003 if (abi32 >= 0) { 8004 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8005 if (abi64 >= 0) { 8006 pkg.applicationInfo.secondaryCpuAbi = abi; 8007 } else { 8008 pkg.applicationInfo.primaryCpuAbi = abi; 8009 } 8010 } 8011 } else { 8012 String[] abiList = (cpuAbiOverride != null) ? 8013 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8014 8015 // Enable gross and lame hacks for apps that are built with old 8016 // SDK tools. We must scan their APKs for renderscript bitcode and 8017 // not launch them if it's present. Don't bother checking on devices 8018 // that don't have 64 bit support. 8019 boolean needsRenderScriptOverride = false; 8020 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8021 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8022 abiList = Build.SUPPORTED_32_BIT_ABIS; 8023 needsRenderScriptOverride = true; 8024 } 8025 8026 final int copyRet; 8027 if (extractLibs) { 8028 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8029 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8030 } else { 8031 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8032 } 8033 8034 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8035 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8036 "Error unpackaging native libs for app, errorCode=" + copyRet); 8037 } 8038 8039 if (copyRet >= 0) { 8040 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8041 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8042 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8043 } else if (needsRenderScriptOverride) { 8044 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8045 } 8046 } 8047 } catch (IOException ioe) { 8048 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8049 } finally { 8050 IoUtils.closeQuietly(handle); 8051 } 8052 8053 // Now that we've calculated the ABIs and determined if it's an internal app, 8054 // we will go ahead and populate the nativeLibraryPath. 8055 setNativeLibraryPaths(pkg); 8056 } 8057 8058 /** 8059 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8060 * i.e, so that all packages can be run inside a single process if required. 8061 * 8062 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8063 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8064 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8065 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8066 * updating a package that belongs to a shared user. 8067 * 8068 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8069 * adds unnecessary complexity. 8070 */ 8071 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8072 PackageParser.Package scannedPackage, boolean bootComplete) { 8073 String requiredInstructionSet = null; 8074 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8075 requiredInstructionSet = VMRuntime.getInstructionSet( 8076 scannedPackage.applicationInfo.primaryCpuAbi); 8077 } 8078 8079 PackageSetting requirer = null; 8080 for (PackageSetting ps : packagesForUser) { 8081 // If packagesForUser contains scannedPackage, we skip it. This will happen 8082 // when scannedPackage is an update of an existing package. Without this check, 8083 // we will never be able to change the ABI of any package belonging to a shared 8084 // user, even if it's compatible with other packages. 8085 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8086 if (ps.primaryCpuAbiString == null) { 8087 continue; 8088 } 8089 8090 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8091 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8092 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8093 // this but there's not much we can do. 8094 String errorMessage = "Instruction set mismatch, " 8095 + ((requirer == null) ? "[caller]" : requirer) 8096 + " requires " + requiredInstructionSet + " whereas " + ps 8097 + " requires " + instructionSet; 8098 Slog.w(TAG, errorMessage); 8099 } 8100 8101 if (requiredInstructionSet == null) { 8102 requiredInstructionSet = instructionSet; 8103 requirer = ps; 8104 } 8105 } 8106 } 8107 8108 if (requiredInstructionSet != null) { 8109 String adjustedAbi; 8110 if (requirer != null) { 8111 // requirer != null implies that either scannedPackage was null or that scannedPackage 8112 // did not require an ABI, in which case we have to adjust scannedPackage to match 8113 // the ABI of the set (which is the same as requirer's ABI) 8114 adjustedAbi = requirer.primaryCpuAbiString; 8115 if (scannedPackage != null) { 8116 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8117 } 8118 } else { 8119 // requirer == null implies that we're updating all ABIs in the set to 8120 // match scannedPackage. 8121 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8122 } 8123 8124 for (PackageSetting ps : packagesForUser) { 8125 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8126 if (ps.primaryCpuAbiString != null) { 8127 continue; 8128 } 8129 8130 ps.primaryCpuAbiString = adjustedAbi; 8131 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8132 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8133 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi); 8134 mInstaller.rmdex(ps.codePathString, 8135 getDexCodeInstructionSet(getPreferredInstructionSet())); 8136 } 8137 } 8138 } 8139 } 8140 } 8141 8142 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8143 synchronized (mPackages) { 8144 mResolverReplaced = true; 8145 // Set up information for custom user intent resolution activity. 8146 mResolveActivity.applicationInfo = pkg.applicationInfo; 8147 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8148 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8149 mResolveActivity.processName = pkg.applicationInfo.packageName; 8150 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8151 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8152 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8153 mResolveActivity.theme = 0; 8154 mResolveActivity.exported = true; 8155 mResolveActivity.enabled = true; 8156 mResolveInfo.activityInfo = mResolveActivity; 8157 mResolveInfo.priority = 0; 8158 mResolveInfo.preferredOrder = 0; 8159 mResolveInfo.match = 0; 8160 mResolveComponentName = mCustomResolverComponentName; 8161 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8162 mResolveComponentName); 8163 } 8164 } 8165 8166 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8167 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8168 8169 // Set up information for ephemeral installer activity 8170 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8171 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8172 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8173 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8174 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8175 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8176 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8177 mEphemeralInstallerActivity.theme = 0; 8178 mEphemeralInstallerActivity.exported = true; 8179 mEphemeralInstallerActivity.enabled = true; 8180 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8181 mEphemeralInstallerInfo.priority = 0; 8182 mEphemeralInstallerInfo.preferredOrder = 0; 8183 mEphemeralInstallerInfo.match = 0; 8184 8185 if (DEBUG_EPHEMERAL) { 8186 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8187 } 8188 } 8189 8190 private static String calculateBundledApkRoot(final String codePathString) { 8191 final File codePath = new File(codePathString); 8192 final File codeRoot; 8193 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8194 codeRoot = Environment.getRootDirectory(); 8195 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8196 codeRoot = Environment.getOemDirectory(); 8197 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8198 codeRoot = Environment.getVendorDirectory(); 8199 } else { 8200 // Unrecognized code path; take its top real segment as the apk root: 8201 // e.g. /something/app/blah.apk => /something 8202 try { 8203 File f = codePath.getCanonicalFile(); 8204 File parent = f.getParentFile(); // non-null because codePath is a file 8205 File tmp; 8206 while ((tmp = parent.getParentFile()) != null) { 8207 f = parent; 8208 parent = tmp; 8209 } 8210 codeRoot = f; 8211 Slog.w(TAG, "Unrecognized code path " 8212 + codePath + " - using " + codeRoot); 8213 } catch (IOException e) { 8214 // Can't canonicalize the code path -- shenanigans? 8215 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8216 return Environment.getRootDirectory().getPath(); 8217 } 8218 } 8219 return codeRoot.getPath(); 8220 } 8221 8222 /** 8223 * Derive and set the location of native libraries for the given package, 8224 * which varies depending on where and how the package was installed. 8225 */ 8226 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8227 final ApplicationInfo info = pkg.applicationInfo; 8228 final String codePath = pkg.codePath; 8229 final File codeFile = new File(codePath); 8230 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8231 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8232 8233 info.nativeLibraryRootDir = null; 8234 info.nativeLibraryRootRequiresIsa = false; 8235 info.nativeLibraryDir = null; 8236 info.secondaryNativeLibraryDir = null; 8237 8238 if (isApkFile(codeFile)) { 8239 // Monolithic install 8240 if (bundledApp) { 8241 // If "/system/lib64/apkname" exists, assume that is the per-package 8242 // native library directory to use; otherwise use "/system/lib/apkname". 8243 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8244 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8245 getPrimaryInstructionSet(info)); 8246 8247 // This is a bundled system app so choose the path based on the ABI. 8248 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8249 // is just the default path. 8250 final String apkName = deriveCodePathName(codePath); 8251 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8252 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8253 apkName).getAbsolutePath(); 8254 8255 if (info.secondaryCpuAbi != null) { 8256 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8257 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8258 secondaryLibDir, apkName).getAbsolutePath(); 8259 } 8260 } else if (asecApp) { 8261 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8262 .getAbsolutePath(); 8263 } else { 8264 final String apkName = deriveCodePathName(codePath); 8265 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8266 .getAbsolutePath(); 8267 } 8268 8269 info.nativeLibraryRootRequiresIsa = false; 8270 info.nativeLibraryDir = info.nativeLibraryRootDir; 8271 } else { 8272 // Cluster install 8273 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8274 info.nativeLibraryRootRequiresIsa = true; 8275 8276 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8277 getPrimaryInstructionSet(info)).getAbsolutePath(); 8278 8279 if (info.secondaryCpuAbi != null) { 8280 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8281 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8282 } 8283 } 8284 } 8285 8286 /** 8287 * Calculate the abis and roots for a bundled app. These can uniquely 8288 * be determined from the contents of the system partition, i.e whether 8289 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8290 * of this information, and instead assume that the system was built 8291 * sensibly. 8292 */ 8293 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8294 PackageSetting pkgSetting) { 8295 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8296 8297 // If "/system/lib64/apkname" exists, assume that is the per-package 8298 // native library directory to use; otherwise use "/system/lib/apkname". 8299 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8300 setBundledAppAbi(pkg, apkRoot, apkName); 8301 // pkgSetting might be null during rescan following uninstall of updates 8302 // to a bundled app, so accommodate that possibility. The settings in 8303 // that case will be established later from the parsed package. 8304 // 8305 // If the settings aren't null, sync them up with what we've just derived. 8306 // note that apkRoot isn't stored in the package settings. 8307 if (pkgSetting != null) { 8308 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8309 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8310 } 8311 } 8312 8313 /** 8314 * Deduces the ABI of a bundled app and sets the relevant fields on the 8315 * parsed pkg object. 8316 * 8317 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8318 * under which system libraries are installed. 8319 * @param apkName the name of the installed package. 8320 */ 8321 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8322 final File codeFile = new File(pkg.codePath); 8323 8324 final boolean has64BitLibs; 8325 final boolean has32BitLibs; 8326 if (isApkFile(codeFile)) { 8327 // Monolithic install 8328 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8329 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8330 } else { 8331 // Cluster install 8332 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8333 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8334 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8335 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8336 has64BitLibs = (new File(rootDir, isa)).exists(); 8337 } else { 8338 has64BitLibs = false; 8339 } 8340 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8341 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8342 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8343 has32BitLibs = (new File(rootDir, isa)).exists(); 8344 } else { 8345 has32BitLibs = false; 8346 } 8347 } 8348 8349 if (has64BitLibs && !has32BitLibs) { 8350 // The package has 64 bit libs, but not 32 bit libs. Its primary 8351 // ABI should be 64 bit. We can safely assume here that the bundled 8352 // native libraries correspond to the most preferred ABI in the list. 8353 8354 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8355 pkg.applicationInfo.secondaryCpuAbi = null; 8356 } else if (has32BitLibs && !has64BitLibs) { 8357 // The package has 32 bit libs but not 64 bit libs. Its primary 8358 // ABI should be 32 bit. 8359 8360 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8361 pkg.applicationInfo.secondaryCpuAbi = null; 8362 } else if (has32BitLibs && has64BitLibs) { 8363 // The application has both 64 and 32 bit bundled libraries. We check 8364 // here that the app declares multiArch support, and warn if it doesn't. 8365 // 8366 // We will be lenient here and record both ABIs. The primary will be the 8367 // ABI that's higher on the list, i.e, a device that's configured to prefer 8368 // 64 bit apps will see a 64 bit primary ABI, 8369 8370 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8371 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8372 } 8373 8374 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8375 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8376 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8377 } else { 8378 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8379 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8380 } 8381 } else { 8382 pkg.applicationInfo.primaryCpuAbi = null; 8383 pkg.applicationInfo.secondaryCpuAbi = null; 8384 } 8385 } 8386 8387 private void killApplication(String pkgName, int appId, String reason) { 8388 // Request the ActivityManager to kill the process(only for existing packages) 8389 // so that we do not end up in a confused state while the user is still using the older 8390 // version of the application while the new one gets installed. 8391 IActivityManager am = ActivityManagerNative.getDefault(); 8392 if (am != null) { 8393 try { 8394 am.killApplicationWithAppId(pkgName, appId, reason); 8395 } catch (RemoteException e) { 8396 } 8397 } 8398 } 8399 8400 void removePackageLI(PackageSetting ps, boolean chatty) { 8401 if (DEBUG_INSTALL) { 8402 if (chatty) 8403 Log.d(TAG, "Removing package " + ps.name); 8404 } 8405 8406 // writer 8407 synchronized (mPackages) { 8408 mPackages.remove(ps.name); 8409 final PackageParser.Package pkg = ps.pkg; 8410 if (pkg != null) { 8411 cleanPackageDataStructuresLILPw(pkg, chatty); 8412 } 8413 } 8414 } 8415 8416 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8417 if (DEBUG_INSTALL) { 8418 if (chatty) 8419 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8420 } 8421 8422 // writer 8423 synchronized (mPackages) { 8424 mPackages.remove(pkg.applicationInfo.packageName); 8425 cleanPackageDataStructuresLILPw(pkg, chatty); 8426 } 8427 } 8428 8429 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8430 int N = pkg.providers.size(); 8431 StringBuilder r = null; 8432 int i; 8433 for (i=0; i<N; i++) { 8434 PackageParser.Provider p = pkg.providers.get(i); 8435 mProviders.removeProvider(p); 8436 if (p.info.authority == null) { 8437 8438 /* There was another ContentProvider with this authority when 8439 * this app was installed so this authority is null, 8440 * Ignore it as we don't have to unregister the provider. 8441 */ 8442 continue; 8443 } 8444 String names[] = p.info.authority.split(";"); 8445 for (int j = 0; j < names.length; j++) { 8446 if (mProvidersByAuthority.get(names[j]) == p) { 8447 mProvidersByAuthority.remove(names[j]); 8448 if (DEBUG_REMOVE) { 8449 if (chatty) 8450 Log.d(TAG, "Unregistered content provider: " + names[j] 8451 + ", className = " + p.info.name + ", isSyncable = " 8452 + p.info.isSyncable); 8453 } 8454 } 8455 } 8456 if (DEBUG_REMOVE && chatty) { 8457 if (r == null) { 8458 r = new StringBuilder(256); 8459 } else { 8460 r.append(' '); 8461 } 8462 r.append(p.info.name); 8463 } 8464 } 8465 if (r != null) { 8466 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8467 } 8468 8469 N = pkg.services.size(); 8470 r = null; 8471 for (i=0; i<N; i++) { 8472 PackageParser.Service s = pkg.services.get(i); 8473 mServices.removeService(s); 8474 if (chatty) { 8475 if (r == null) { 8476 r = new StringBuilder(256); 8477 } else { 8478 r.append(' '); 8479 } 8480 r.append(s.info.name); 8481 } 8482 } 8483 if (r != null) { 8484 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8485 } 8486 8487 N = pkg.receivers.size(); 8488 r = null; 8489 for (i=0; i<N; i++) { 8490 PackageParser.Activity a = pkg.receivers.get(i); 8491 mReceivers.removeActivity(a, "receiver"); 8492 if (DEBUG_REMOVE && chatty) { 8493 if (r == null) { 8494 r = new StringBuilder(256); 8495 } else { 8496 r.append(' '); 8497 } 8498 r.append(a.info.name); 8499 } 8500 } 8501 if (r != null) { 8502 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8503 } 8504 8505 N = pkg.activities.size(); 8506 r = null; 8507 for (i=0; i<N; i++) { 8508 PackageParser.Activity a = pkg.activities.get(i); 8509 mActivities.removeActivity(a, "activity"); 8510 if (DEBUG_REMOVE && chatty) { 8511 if (r == null) { 8512 r = new StringBuilder(256); 8513 } else { 8514 r.append(' '); 8515 } 8516 r.append(a.info.name); 8517 } 8518 } 8519 if (r != null) { 8520 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8521 } 8522 8523 N = pkg.permissions.size(); 8524 r = null; 8525 for (i=0; i<N; i++) { 8526 PackageParser.Permission p = pkg.permissions.get(i); 8527 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8528 if (bp == null) { 8529 bp = mSettings.mPermissionTrees.get(p.info.name); 8530 } 8531 if (bp != null && bp.perm == p) { 8532 bp.perm = null; 8533 if (DEBUG_REMOVE && chatty) { 8534 if (r == null) { 8535 r = new StringBuilder(256); 8536 } else { 8537 r.append(' '); 8538 } 8539 r.append(p.info.name); 8540 } 8541 } 8542 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8543 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8544 if (appOpPkgs != null) { 8545 appOpPkgs.remove(pkg.packageName); 8546 } 8547 } 8548 } 8549 if (r != null) { 8550 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8551 } 8552 8553 N = pkg.requestedPermissions.size(); 8554 r = null; 8555 for (i=0; i<N; i++) { 8556 String perm = pkg.requestedPermissions.get(i); 8557 BasePermission bp = mSettings.mPermissions.get(perm); 8558 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8559 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8560 if (appOpPkgs != null) { 8561 appOpPkgs.remove(pkg.packageName); 8562 if (appOpPkgs.isEmpty()) { 8563 mAppOpPermissionPackages.remove(perm); 8564 } 8565 } 8566 } 8567 } 8568 if (r != null) { 8569 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8570 } 8571 8572 N = pkg.instrumentation.size(); 8573 r = null; 8574 for (i=0; i<N; i++) { 8575 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8576 mInstrumentation.remove(a.getComponentName()); 8577 if (DEBUG_REMOVE && chatty) { 8578 if (r == null) { 8579 r = new StringBuilder(256); 8580 } else { 8581 r.append(' '); 8582 } 8583 r.append(a.info.name); 8584 } 8585 } 8586 if (r != null) { 8587 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8588 } 8589 8590 r = null; 8591 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8592 // Only system apps can hold shared libraries. 8593 if (pkg.libraryNames != null) { 8594 for (i=0; i<pkg.libraryNames.size(); i++) { 8595 String name = pkg.libraryNames.get(i); 8596 SharedLibraryEntry cur = mSharedLibraries.get(name); 8597 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8598 mSharedLibraries.remove(name); 8599 if (DEBUG_REMOVE && chatty) { 8600 if (r == null) { 8601 r = new StringBuilder(256); 8602 } else { 8603 r.append(' '); 8604 } 8605 r.append(name); 8606 } 8607 } 8608 } 8609 } 8610 } 8611 if (r != null) { 8612 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8613 } 8614 } 8615 8616 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8617 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8618 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8619 return true; 8620 } 8621 } 8622 return false; 8623 } 8624 8625 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8626 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8627 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8628 8629 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8630 int flags) { 8631 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8632 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8633 } 8634 8635 private void updatePermissionsLPw(String changingPkg, 8636 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8637 // Make sure there are no dangling permission trees. 8638 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8639 while (it.hasNext()) { 8640 final BasePermission bp = it.next(); 8641 if (bp.packageSetting == null) { 8642 // We may not yet have parsed the package, so just see if 8643 // we still know about its settings. 8644 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8645 } 8646 if (bp.packageSetting == null) { 8647 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8648 + " from package " + bp.sourcePackage); 8649 it.remove(); 8650 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8651 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8652 Slog.i(TAG, "Removing old permission tree: " + bp.name 8653 + " from package " + bp.sourcePackage); 8654 flags |= UPDATE_PERMISSIONS_ALL; 8655 it.remove(); 8656 } 8657 } 8658 } 8659 8660 // Make sure all dynamic permissions have been assigned to a package, 8661 // and make sure there are no dangling permissions. 8662 it = mSettings.mPermissions.values().iterator(); 8663 while (it.hasNext()) { 8664 final BasePermission bp = it.next(); 8665 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8666 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8667 + bp.name + " pkg=" + bp.sourcePackage 8668 + " info=" + bp.pendingInfo); 8669 if (bp.packageSetting == null && bp.pendingInfo != null) { 8670 final BasePermission tree = findPermissionTreeLP(bp.name); 8671 if (tree != null && tree.perm != null) { 8672 bp.packageSetting = tree.packageSetting; 8673 bp.perm = new PackageParser.Permission(tree.perm.owner, 8674 new PermissionInfo(bp.pendingInfo)); 8675 bp.perm.info.packageName = tree.perm.info.packageName; 8676 bp.perm.info.name = bp.name; 8677 bp.uid = tree.uid; 8678 } 8679 } 8680 } 8681 if (bp.packageSetting == null) { 8682 // We may not yet have parsed the package, so just see if 8683 // we still know about its settings. 8684 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8685 } 8686 if (bp.packageSetting == null) { 8687 Slog.w(TAG, "Removing dangling permission: " + bp.name 8688 + " from package " + bp.sourcePackage); 8689 it.remove(); 8690 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8691 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8692 Slog.i(TAG, "Removing old permission: " + bp.name 8693 + " from package " + bp.sourcePackage); 8694 flags |= UPDATE_PERMISSIONS_ALL; 8695 it.remove(); 8696 } 8697 } 8698 } 8699 8700 // Now update the permissions for all packages, in particular 8701 // replace the granted permissions of the system packages. 8702 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8703 for (PackageParser.Package pkg : mPackages.values()) { 8704 if (pkg != pkgInfo) { 8705 // Only replace for packages on requested volume 8706 final String volumeUuid = getVolumeUuidForPackage(pkg); 8707 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8708 && Objects.equals(replaceVolumeUuid, volumeUuid); 8709 grantPermissionsLPw(pkg, replace, changingPkg); 8710 } 8711 } 8712 } 8713 8714 if (pkgInfo != null) { 8715 // Only replace for packages on requested volume 8716 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8717 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8718 && Objects.equals(replaceVolumeUuid, volumeUuid); 8719 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8720 } 8721 } 8722 8723 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8724 String packageOfInterest) { 8725 // IMPORTANT: There are two types of permissions: install and runtime. 8726 // Install time permissions are granted when the app is installed to 8727 // all device users and users added in the future. Runtime permissions 8728 // are granted at runtime explicitly to specific users. Normal and signature 8729 // protected permissions are install time permissions. Dangerous permissions 8730 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8731 // otherwise they are runtime permissions. This function does not manage 8732 // runtime permissions except for the case an app targeting Lollipop MR1 8733 // being upgraded to target a newer SDK, in which case dangerous permissions 8734 // are transformed from install time to runtime ones. 8735 8736 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8737 if (ps == null) { 8738 return; 8739 } 8740 8741 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8742 8743 PermissionsState permissionsState = ps.getPermissionsState(); 8744 PermissionsState origPermissions = permissionsState; 8745 8746 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8747 8748 boolean runtimePermissionsRevoked = false; 8749 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8750 8751 boolean changedInstallPermission = false; 8752 8753 if (replace) { 8754 ps.installPermissionsFixed = false; 8755 if (!ps.isSharedUser()) { 8756 origPermissions = new PermissionsState(permissionsState); 8757 permissionsState.reset(); 8758 } else { 8759 // We need to know only about runtime permission changes since the 8760 // calling code always writes the install permissions state but 8761 // the runtime ones are written only if changed. The only cases of 8762 // changed runtime permissions here are promotion of an install to 8763 // runtime and revocation of a runtime from a shared user. 8764 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8765 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8766 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8767 runtimePermissionsRevoked = true; 8768 } 8769 } 8770 } 8771 8772 permissionsState.setGlobalGids(mGlobalGids); 8773 8774 final int N = pkg.requestedPermissions.size(); 8775 for (int i=0; i<N; i++) { 8776 final String name = pkg.requestedPermissions.get(i); 8777 final BasePermission bp = mSettings.mPermissions.get(name); 8778 8779 if (DEBUG_INSTALL) { 8780 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8781 } 8782 8783 if (bp == null || bp.packageSetting == null) { 8784 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8785 Slog.w(TAG, "Unknown permission " + name 8786 + " in package " + pkg.packageName); 8787 } 8788 continue; 8789 } 8790 8791 final String perm = bp.name; 8792 boolean allowedSig = false; 8793 int grant = GRANT_DENIED; 8794 8795 // Keep track of app op permissions. 8796 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8797 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8798 if (pkgs == null) { 8799 pkgs = new ArraySet<>(); 8800 mAppOpPermissionPackages.put(bp.name, pkgs); 8801 } 8802 pkgs.add(pkg.packageName); 8803 } 8804 8805 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8806 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8807 >= Build.VERSION_CODES.M; 8808 switch (level) { 8809 case PermissionInfo.PROTECTION_NORMAL: { 8810 // For all apps normal permissions are install time ones. 8811 grant = GRANT_INSTALL; 8812 } break; 8813 8814 case PermissionInfo.PROTECTION_DANGEROUS: { 8815 // If a permission review is required for legacy apps we represent 8816 // their permissions as always granted runtime ones since we need 8817 // to keep the review required permission flag per user while an 8818 // install permission's state is shared across all users. 8819 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8820 // For legacy apps dangerous permissions are install time ones. 8821 grant = GRANT_INSTALL; 8822 } else if (origPermissions.hasInstallPermission(bp.name)) { 8823 // For legacy apps that became modern, install becomes runtime. 8824 grant = GRANT_UPGRADE; 8825 } else if (mPromoteSystemApps 8826 && isSystemApp(ps) 8827 && mExistingSystemPackages.contains(ps.name)) { 8828 // For legacy system apps, install becomes runtime. 8829 // We cannot check hasInstallPermission() for system apps since those 8830 // permissions were granted implicitly and not persisted pre-M. 8831 grant = GRANT_UPGRADE; 8832 } else { 8833 // For modern apps keep runtime permissions unchanged. 8834 grant = GRANT_RUNTIME; 8835 } 8836 } break; 8837 8838 case PermissionInfo.PROTECTION_SIGNATURE: { 8839 // For all apps signature permissions are install time ones. 8840 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8841 if (allowedSig) { 8842 grant = GRANT_INSTALL; 8843 } 8844 } break; 8845 } 8846 8847 if (DEBUG_INSTALL) { 8848 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8849 } 8850 8851 if (grant != GRANT_DENIED) { 8852 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8853 // If this is an existing, non-system package, then 8854 // we can't add any new permissions to it. 8855 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8856 // Except... if this is a permission that was added 8857 // to the platform (note: need to only do this when 8858 // updating the platform). 8859 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8860 grant = GRANT_DENIED; 8861 } 8862 } 8863 } 8864 8865 switch (grant) { 8866 case GRANT_INSTALL: { 8867 // Revoke this as runtime permission to handle the case of 8868 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8869 for (int userId : UserManagerService.getInstance().getUserIds()) { 8870 if (origPermissions.getRuntimePermissionState( 8871 bp.name, userId) != null) { 8872 // Revoke the runtime permission and clear the flags. 8873 origPermissions.revokeRuntimePermission(bp, userId); 8874 origPermissions.updatePermissionFlags(bp, userId, 8875 PackageManager.MASK_PERMISSION_FLAGS, 0); 8876 // If we revoked a permission permission, we have to write. 8877 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8878 changedRuntimePermissionUserIds, userId); 8879 } 8880 } 8881 // Grant an install permission. 8882 if (permissionsState.grantInstallPermission(bp) != 8883 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8884 changedInstallPermission = true; 8885 } 8886 } break; 8887 8888 case GRANT_RUNTIME: { 8889 // Grant previously granted runtime permissions. 8890 for (int userId : UserManagerService.getInstance().getUserIds()) { 8891 PermissionState permissionState = origPermissions 8892 .getRuntimePermissionState(bp.name, userId); 8893 int flags = permissionState != null 8894 ? permissionState.getFlags() : 0; 8895 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8896 if (permissionsState.grantRuntimePermission(bp, userId) == 8897 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8898 // If we cannot put the permission as it was, we have to write. 8899 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8900 changedRuntimePermissionUserIds, userId); 8901 } 8902 // If the app supports runtime permissions no need for a review. 8903 if (Build.PERMISSIONS_REVIEW_REQUIRED 8904 && appSupportsRuntimePermissions 8905 && (flags & PackageManager 8906 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8907 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8908 // Since we changed the flags, we have to write. 8909 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8910 changedRuntimePermissionUserIds, userId); 8911 } 8912 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8913 && !appSupportsRuntimePermissions) { 8914 // For legacy apps that need a permission review, every new 8915 // runtime permission is granted but it is pending a review. 8916 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8917 permissionsState.grantRuntimePermission(bp, userId); 8918 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8919 // We changed the permission and flags, hence have to write. 8920 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8921 changedRuntimePermissionUserIds, userId); 8922 } 8923 } 8924 // Propagate the permission flags. 8925 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8926 } 8927 } break; 8928 8929 case GRANT_UPGRADE: { 8930 // Grant runtime permissions for a previously held install permission. 8931 PermissionState permissionState = origPermissions 8932 .getInstallPermissionState(bp.name); 8933 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8934 8935 if (origPermissions.revokeInstallPermission(bp) 8936 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8937 // We will be transferring the permission flags, so clear them. 8938 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8939 PackageManager.MASK_PERMISSION_FLAGS, 0); 8940 changedInstallPermission = true; 8941 } 8942 8943 // If the permission is not to be promoted to runtime we ignore it and 8944 // also its other flags as they are not applicable to install permissions. 8945 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8946 for (int userId : currentUserIds) { 8947 if (permissionsState.grantRuntimePermission(bp, userId) != 8948 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8949 // Transfer the permission flags. 8950 permissionsState.updatePermissionFlags(bp, userId, 8951 flags, flags); 8952 // If we granted the permission, we have to write. 8953 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8954 changedRuntimePermissionUserIds, userId); 8955 } 8956 } 8957 } 8958 } break; 8959 8960 default: { 8961 if (packageOfInterest == null 8962 || packageOfInterest.equals(pkg.packageName)) { 8963 Slog.w(TAG, "Not granting permission " + perm 8964 + " to package " + pkg.packageName 8965 + " because it was previously installed without"); 8966 } 8967 } break; 8968 } 8969 } else { 8970 if (permissionsState.revokeInstallPermission(bp) != 8971 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8972 // Also drop the permission flags. 8973 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8974 PackageManager.MASK_PERMISSION_FLAGS, 0); 8975 changedInstallPermission = true; 8976 Slog.i(TAG, "Un-granting permission " + perm 8977 + " from package " + pkg.packageName 8978 + " (protectionLevel=" + bp.protectionLevel 8979 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8980 + ")"); 8981 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8982 // Don't print warning for app op permissions, since it is fine for them 8983 // not to be granted, there is a UI for the user to decide. 8984 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8985 Slog.w(TAG, "Not granting permission " + perm 8986 + " to package " + pkg.packageName 8987 + " (protectionLevel=" + bp.protectionLevel 8988 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8989 + ")"); 8990 } 8991 } 8992 } 8993 } 8994 8995 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8996 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8997 // This is the first that we have heard about this package, so the 8998 // permissions we have now selected are fixed until explicitly 8999 // changed. 9000 ps.installPermissionsFixed = true; 9001 } 9002 9003 // Persist the runtime permissions state for users with changes. If permissions 9004 // were revoked because no app in the shared user declares them we have to 9005 // write synchronously to avoid losing runtime permissions state. 9006 for (int userId : changedRuntimePermissionUserIds) { 9007 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9008 } 9009 9010 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9011 } 9012 9013 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9014 boolean allowed = false; 9015 final int NP = PackageParser.NEW_PERMISSIONS.length; 9016 for (int ip=0; ip<NP; ip++) { 9017 final PackageParser.NewPermissionInfo npi 9018 = PackageParser.NEW_PERMISSIONS[ip]; 9019 if (npi.name.equals(perm) 9020 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9021 allowed = true; 9022 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9023 + pkg.packageName); 9024 break; 9025 } 9026 } 9027 return allowed; 9028 } 9029 9030 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9031 BasePermission bp, PermissionsState origPermissions) { 9032 boolean allowed; 9033 allowed = (compareSignatures( 9034 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9035 == PackageManager.SIGNATURE_MATCH) 9036 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9037 == PackageManager.SIGNATURE_MATCH); 9038 if (!allowed && (bp.protectionLevel 9039 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9040 if (isSystemApp(pkg)) { 9041 // For updated system applications, a system permission 9042 // is granted only if it had been defined by the original application. 9043 if (pkg.isUpdatedSystemApp()) { 9044 final PackageSetting sysPs = mSettings 9045 .getDisabledSystemPkgLPr(pkg.packageName); 9046 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9047 // If the original was granted this permission, we take 9048 // that grant decision as read and propagate it to the 9049 // update. 9050 if (sysPs.isPrivileged()) { 9051 allowed = true; 9052 } 9053 } else { 9054 // The system apk may have been updated with an older 9055 // version of the one on the data partition, but which 9056 // granted a new system permission that it didn't have 9057 // before. In this case we do want to allow the app to 9058 // now get the new permission if the ancestral apk is 9059 // privileged to get it. 9060 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9061 for (int j=0; 9062 j<sysPs.pkg.requestedPermissions.size(); j++) { 9063 if (perm.equals( 9064 sysPs.pkg.requestedPermissions.get(j))) { 9065 allowed = true; 9066 break; 9067 } 9068 } 9069 } 9070 } 9071 } else { 9072 allowed = isPrivilegedApp(pkg); 9073 } 9074 } 9075 } 9076 if (!allowed) { 9077 if (!allowed && (bp.protectionLevel 9078 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9079 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9080 // If this was a previously normal/dangerous permission that got moved 9081 // to a system permission as part of the runtime permission redesign, then 9082 // we still want to blindly grant it to old apps. 9083 allowed = true; 9084 } 9085 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9086 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9087 // If this permission is to be granted to the system installer and 9088 // this app is an installer, then it gets the permission. 9089 allowed = true; 9090 } 9091 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9092 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9093 // If this permission is to be granted to the system verifier and 9094 // this app is a verifier, then it gets the permission. 9095 allowed = true; 9096 } 9097 if (!allowed && (bp.protectionLevel 9098 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9099 && isSystemApp(pkg)) { 9100 // Any pre-installed system app is allowed to get this permission. 9101 allowed = true; 9102 } 9103 if (!allowed && (bp.protectionLevel 9104 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9105 // For development permissions, a development permission 9106 // is granted only if it was already granted. 9107 allowed = origPermissions.hasInstallPermission(perm); 9108 } 9109 } 9110 return allowed; 9111 } 9112 9113 final class ActivityIntentResolver 9114 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9115 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9116 boolean defaultOnly, int userId) { 9117 if (!sUserManager.exists(userId)) return null; 9118 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9119 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9120 } 9121 9122 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9123 int userId) { 9124 if (!sUserManager.exists(userId)) return null; 9125 mFlags = flags; 9126 return super.queryIntent(intent, resolvedType, 9127 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9128 } 9129 9130 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9131 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9132 if (!sUserManager.exists(userId)) return null; 9133 if (packageActivities == null) { 9134 return null; 9135 } 9136 mFlags = flags; 9137 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9138 final int N = packageActivities.size(); 9139 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9140 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9141 9142 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9143 for (int i = 0; i < N; ++i) { 9144 intentFilters = packageActivities.get(i).intents; 9145 if (intentFilters != null && intentFilters.size() > 0) { 9146 PackageParser.ActivityIntentInfo[] array = 9147 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9148 intentFilters.toArray(array); 9149 listCut.add(array); 9150 } 9151 } 9152 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9153 } 9154 9155 public final void addActivity(PackageParser.Activity a, String type) { 9156 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9157 mActivities.put(a.getComponentName(), a); 9158 if (DEBUG_SHOW_INFO) 9159 Log.v( 9160 TAG, " " + type + " " + 9161 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9162 if (DEBUG_SHOW_INFO) 9163 Log.v(TAG, " Class=" + a.info.name); 9164 final int NI = a.intents.size(); 9165 for (int j=0; j<NI; j++) { 9166 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9167 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9168 intent.setPriority(0); 9169 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9170 + a.className + " with priority > 0, forcing to 0"); 9171 } 9172 if (DEBUG_SHOW_INFO) { 9173 Log.v(TAG, " IntentFilter:"); 9174 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9175 } 9176 if (!intent.debugCheck()) { 9177 Log.w(TAG, "==> For Activity " + a.info.name); 9178 } 9179 addFilter(intent); 9180 } 9181 } 9182 9183 public final void removeActivity(PackageParser.Activity a, String type) { 9184 mActivities.remove(a.getComponentName()); 9185 if (DEBUG_SHOW_INFO) { 9186 Log.v(TAG, " " + type + " " 9187 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9188 : a.info.name) + ":"); 9189 Log.v(TAG, " Class=" + a.info.name); 9190 } 9191 final int NI = a.intents.size(); 9192 for (int j=0; j<NI; j++) { 9193 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9194 if (DEBUG_SHOW_INFO) { 9195 Log.v(TAG, " IntentFilter:"); 9196 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9197 } 9198 removeFilter(intent); 9199 } 9200 } 9201 9202 @Override 9203 protected boolean allowFilterResult( 9204 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9205 ActivityInfo filterAi = filter.activity.info; 9206 for (int i=dest.size()-1; i>=0; i--) { 9207 ActivityInfo destAi = dest.get(i).activityInfo; 9208 if (destAi.name == filterAi.name 9209 && destAi.packageName == filterAi.packageName) { 9210 return false; 9211 } 9212 } 9213 return true; 9214 } 9215 9216 @Override 9217 protected ActivityIntentInfo[] newArray(int size) { 9218 return new ActivityIntentInfo[size]; 9219 } 9220 9221 @Override 9222 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9223 if (!sUserManager.exists(userId)) return true; 9224 PackageParser.Package p = filter.activity.owner; 9225 if (p != null) { 9226 PackageSetting ps = (PackageSetting)p.mExtras; 9227 if (ps != null) { 9228 // System apps are never considered stopped for purposes of 9229 // filtering, because there may be no way for the user to 9230 // actually re-launch them. 9231 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9232 && ps.getStopped(userId); 9233 } 9234 } 9235 return false; 9236 } 9237 9238 @Override 9239 protected boolean isPackageForFilter(String packageName, 9240 PackageParser.ActivityIntentInfo info) { 9241 return packageName.equals(info.activity.owner.packageName); 9242 } 9243 9244 @Override 9245 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9246 int match, int userId) { 9247 if (!sUserManager.exists(userId)) return null; 9248 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9249 return null; 9250 } 9251 final PackageParser.Activity activity = info.activity; 9252 if (mSafeMode && (activity.info.applicationInfo.flags 9253 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9254 return null; 9255 } 9256 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9257 if (ps == null) { 9258 return null; 9259 } 9260 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9261 ps.readUserState(userId), userId); 9262 if (ai == null) { 9263 return null; 9264 } 9265 final ResolveInfo res = new ResolveInfo(); 9266 res.activityInfo = ai; 9267 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9268 res.filter = info; 9269 } 9270 if (info != null) { 9271 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9272 } 9273 res.priority = info.getPriority(); 9274 res.preferredOrder = activity.owner.mPreferredOrder; 9275 //System.out.println("Result: " + res.activityInfo.className + 9276 // " = " + res.priority); 9277 res.match = match; 9278 res.isDefault = info.hasDefault; 9279 res.labelRes = info.labelRes; 9280 res.nonLocalizedLabel = info.nonLocalizedLabel; 9281 if (userNeedsBadging(userId)) { 9282 res.noResourceId = true; 9283 } else { 9284 res.icon = info.icon; 9285 } 9286 res.iconResourceId = info.icon; 9287 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9288 return res; 9289 } 9290 9291 @Override 9292 protected void sortResults(List<ResolveInfo> results) { 9293 Collections.sort(results, mResolvePrioritySorter); 9294 } 9295 9296 @Override 9297 protected void dumpFilter(PrintWriter out, String prefix, 9298 PackageParser.ActivityIntentInfo filter) { 9299 out.print(prefix); out.print( 9300 Integer.toHexString(System.identityHashCode(filter.activity))); 9301 out.print(' '); 9302 filter.activity.printComponentShortName(out); 9303 out.print(" filter "); 9304 out.println(Integer.toHexString(System.identityHashCode(filter))); 9305 } 9306 9307 @Override 9308 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9309 return filter.activity; 9310 } 9311 9312 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9313 PackageParser.Activity activity = (PackageParser.Activity)label; 9314 out.print(prefix); out.print( 9315 Integer.toHexString(System.identityHashCode(activity))); 9316 out.print(' '); 9317 activity.printComponentShortName(out); 9318 if (count > 1) { 9319 out.print(" ("); out.print(count); out.print(" filters)"); 9320 } 9321 out.println(); 9322 } 9323 9324// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9325// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9326// final List<ResolveInfo> retList = Lists.newArrayList(); 9327// while (i.hasNext()) { 9328// final ResolveInfo resolveInfo = i.next(); 9329// if (isEnabledLP(resolveInfo.activityInfo)) { 9330// retList.add(resolveInfo); 9331// } 9332// } 9333// return retList; 9334// } 9335 9336 // Keys are String (activity class name), values are Activity. 9337 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9338 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9339 private int mFlags; 9340 } 9341 9342 private final class ServiceIntentResolver 9343 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9344 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9345 boolean defaultOnly, int userId) { 9346 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9347 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9348 } 9349 9350 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9351 int userId) { 9352 if (!sUserManager.exists(userId)) return null; 9353 mFlags = flags; 9354 return super.queryIntent(intent, resolvedType, 9355 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9356 } 9357 9358 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9359 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9360 if (!sUserManager.exists(userId)) return null; 9361 if (packageServices == null) { 9362 return null; 9363 } 9364 mFlags = flags; 9365 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9366 final int N = packageServices.size(); 9367 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9368 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9369 9370 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9371 for (int i = 0; i < N; ++i) { 9372 intentFilters = packageServices.get(i).intents; 9373 if (intentFilters != null && intentFilters.size() > 0) { 9374 PackageParser.ServiceIntentInfo[] array = 9375 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9376 intentFilters.toArray(array); 9377 listCut.add(array); 9378 } 9379 } 9380 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9381 } 9382 9383 public final void addService(PackageParser.Service s) { 9384 mServices.put(s.getComponentName(), s); 9385 if (DEBUG_SHOW_INFO) { 9386 Log.v(TAG, " " 9387 + (s.info.nonLocalizedLabel != null 9388 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9389 Log.v(TAG, " Class=" + s.info.name); 9390 } 9391 final int NI = s.intents.size(); 9392 int j; 9393 for (j=0; j<NI; j++) { 9394 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9395 if (DEBUG_SHOW_INFO) { 9396 Log.v(TAG, " IntentFilter:"); 9397 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9398 } 9399 if (!intent.debugCheck()) { 9400 Log.w(TAG, "==> For Service " + s.info.name); 9401 } 9402 addFilter(intent); 9403 } 9404 } 9405 9406 public final void removeService(PackageParser.Service s) { 9407 mServices.remove(s.getComponentName()); 9408 if (DEBUG_SHOW_INFO) { 9409 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9410 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9411 Log.v(TAG, " Class=" + s.info.name); 9412 } 9413 final int NI = s.intents.size(); 9414 int j; 9415 for (j=0; j<NI; j++) { 9416 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9417 if (DEBUG_SHOW_INFO) { 9418 Log.v(TAG, " IntentFilter:"); 9419 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9420 } 9421 removeFilter(intent); 9422 } 9423 } 9424 9425 @Override 9426 protected boolean allowFilterResult( 9427 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9428 ServiceInfo filterSi = filter.service.info; 9429 for (int i=dest.size()-1; i>=0; i--) { 9430 ServiceInfo destAi = dest.get(i).serviceInfo; 9431 if (destAi.name == filterSi.name 9432 && destAi.packageName == filterSi.packageName) { 9433 return false; 9434 } 9435 } 9436 return true; 9437 } 9438 9439 @Override 9440 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9441 return new PackageParser.ServiceIntentInfo[size]; 9442 } 9443 9444 @Override 9445 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9446 if (!sUserManager.exists(userId)) return true; 9447 PackageParser.Package p = filter.service.owner; 9448 if (p != null) { 9449 PackageSetting ps = (PackageSetting)p.mExtras; 9450 if (ps != null) { 9451 // System apps are never considered stopped for purposes of 9452 // filtering, because there may be no way for the user to 9453 // actually re-launch them. 9454 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9455 && ps.getStopped(userId); 9456 } 9457 } 9458 return false; 9459 } 9460 9461 @Override 9462 protected boolean isPackageForFilter(String packageName, 9463 PackageParser.ServiceIntentInfo info) { 9464 return packageName.equals(info.service.owner.packageName); 9465 } 9466 9467 @Override 9468 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9469 int match, int userId) { 9470 if (!sUserManager.exists(userId)) return null; 9471 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9472 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9473 return null; 9474 } 9475 final PackageParser.Service service = info.service; 9476 if (mSafeMode && (service.info.applicationInfo.flags 9477 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9478 return null; 9479 } 9480 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9481 if (ps == null) { 9482 return null; 9483 } 9484 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9485 ps.readUserState(userId), userId); 9486 if (si == null) { 9487 return null; 9488 } 9489 final ResolveInfo res = new ResolveInfo(); 9490 res.serviceInfo = si; 9491 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9492 res.filter = filter; 9493 } 9494 res.priority = info.getPriority(); 9495 res.preferredOrder = service.owner.mPreferredOrder; 9496 res.match = match; 9497 res.isDefault = info.hasDefault; 9498 res.labelRes = info.labelRes; 9499 res.nonLocalizedLabel = info.nonLocalizedLabel; 9500 res.icon = info.icon; 9501 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9502 return res; 9503 } 9504 9505 @Override 9506 protected void sortResults(List<ResolveInfo> results) { 9507 Collections.sort(results, mResolvePrioritySorter); 9508 } 9509 9510 @Override 9511 protected void dumpFilter(PrintWriter out, String prefix, 9512 PackageParser.ServiceIntentInfo filter) { 9513 out.print(prefix); out.print( 9514 Integer.toHexString(System.identityHashCode(filter.service))); 9515 out.print(' '); 9516 filter.service.printComponentShortName(out); 9517 out.print(" filter "); 9518 out.println(Integer.toHexString(System.identityHashCode(filter))); 9519 } 9520 9521 @Override 9522 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9523 return filter.service; 9524 } 9525 9526 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9527 PackageParser.Service service = (PackageParser.Service)label; 9528 out.print(prefix); out.print( 9529 Integer.toHexString(System.identityHashCode(service))); 9530 out.print(' '); 9531 service.printComponentShortName(out); 9532 if (count > 1) { 9533 out.print(" ("); out.print(count); out.print(" filters)"); 9534 } 9535 out.println(); 9536 } 9537 9538// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9539// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9540// final List<ResolveInfo> retList = Lists.newArrayList(); 9541// while (i.hasNext()) { 9542// final ResolveInfo resolveInfo = (ResolveInfo) i; 9543// if (isEnabledLP(resolveInfo.serviceInfo)) { 9544// retList.add(resolveInfo); 9545// } 9546// } 9547// return retList; 9548// } 9549 9550 // Keys are String (activity class name), values are Activity. 9551 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9552 = new ArrayMap<ComponentName, PackageParser.Service>(); 9553 private int mFlags; 9554 }; 9555 9556 private final class ProviderIntentResolver 9557 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9558 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9559 boolean defaultOnly, int userId) { 9560 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9561 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9562 } 9563 9564 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9565 int userId) { 9566 if (!sUserManager.exists(userId)) 9567 return null; 9568 mFlags = flags; 9569 return super.queryIntent(intent, resolvedType, 9570 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9571 } 9572 9573 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9574 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9575 if (!sUserManager.exists(userId)) 9576 return null; 9577 if (packageProviders == null) { 9578 return null; 9579 } 9580 mFlags = flags; 9581 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9582 final int N = packageProviders.size(); 9583 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9584 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9585 9586 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9587 for (int i = 0; i < N; ++i) { 9588 intentFilters = packageProviders.get(i).intents; 9589 if (intentFilters != null && intentFilters.size() > 0) { 9590 PackageParser.ProviderIntentInfo[] array = 9591 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9592 intentFilters.toArray(array); 9593 listCut.add(array); 9594 } 9595 } 9596 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9597 } 9598 9599 public final void addProvider(PackageParser.Provider p) { 9600 if (mProviders.containsKey(p.getComponentName())) { 9601 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9602 return; 9603 } 9604 9605 mProviders.put(p.getComponentName(), p); 9606 if (DEBUG_SHOW_INFO) { 9607 Log.v(TAG, " " 9608 + (p.info.nonLocalizedLabel != null 9609 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9610 Log.v(TAG, " Class=" + p.info.name); 9611 } 9612 final int NI = p.intents.size(); 9613 int j; 9614 for (j = 0; j < NI; j++) { 9615 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9616 if (DEBUG_SHOW_INFO) { 9617 Log.v(TAG, " IntentFilter:"); 9618 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9619 } 9620 if (!intent.debugCheck()) { 9621 Log.w(TAG, "==> For Provider " + p.info.name); 9622 } 9623 addFilter(intent); 9624 } 9625 } 9626 9627 public final void removeProvider(PackageParser.Provider p) { 9628 mProviders.remove(p.getComponentName()); 9629 if (DEBUG_SHOW_INFO) { 9630 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9631 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9632 Log.v(TAG, " Class=" + p.info.name); 9633 } 9634 final int NI = p.intents.size(); 9635 int j; 9636 for (j = 0; j < NI; j++) { 9637 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9638 if (DEBUG_SHOW_INFO) { 9639 Log.v(TAG, " IntentFilter:"); 9640 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9641 } 9642 removeFilter(intent); 9643 } 9644 } 9645 9646 @Override 9647 protected boolean allowFilterResult( 9648 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9649 ProviderInfo filterPi = filter.provider.info; 9650 for (int i = dest.size() - 1; i >= 0; i--) { 9651 ProviderInfo destPi = dest.get(i).providerInfo; 9652 if (destPi.name == filterPi.name 9653 && destPi.packageName == filterPi.packageName) { 9654 return false; 9655 } 9656 } 9657 return true; 9658 } 9659 9660 @Override 9661 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9662 return new PackageParser.ProviderIntentInfo[size]; 9663 } 9664 9665 @Override 9666 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9667 if (!sUserManager.exists(userId)) 9668 return true; 9669 PackageParser.Package p = filter.provider.owner; 9670 if (p != null) { 9671 PackageSetting ps = (PackageSetting) p.mExtras; 9672 if (ps != null) { 9673 // System apps are never considered stopped for purposes of 9674 // filtering, because there may be no way for the user to 9675 // actually re-launch them. 9676 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9677 && ps.getStopped(userId); 9678 } 9679 } 9680 return false; 9681 } 9682 9683 @Override 9684 protected boolean isPackageForFilter(String packageName, 9685 PackageParser.ProviderIntentInfo info) { 9686 return packageName.equals(info.provider.owner.packageName); 9687 } 9688 9689 @Override 9690 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9691 int match, int userId) { 9692 if (!sUserManager.exists(userId)) 9693 return null; 9694 final PackageParser.ProviderIntentInfo info = filter; 9695 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9696 return null; 9697 } 9698 final PackageParser.Provider provider = info.provider; 9699 if (mSafeMode && (provider.info.applicationInfo.flags 9700 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9701 return null; 9702 } 9703 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9704 if (ps == null) { 9705 return null; 9706 } 9707 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9708 ps.readUserState(userId), userId); 9709 if (pi == null) { 9710 return null; 9711 } 9712 final ResolveInfo res = new ResolveInfo(); 9713 res.providerInfo = pi; 9714 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9715 res.filter = filter; 9716 } 9717 res.priority = info.getPriority(); 9718 res.preferredOrder = provider.owner.mPreferredOrder; 9719 res.match = match; 9720 res.isDefault = info.hasDefault; 9721 res.labelRes = info.labelRes; 9722 res.nonLocalizedLabel = info.nonLocalizedLabel; 9723 res.icon = info.icon; 9724 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9725 return res; 9726 } 9727 9728 @Override 9729 protected void sortResults(List<ResolveInfo> results) { 9730 Collections.sort(results, mResolvePrioritySorter); 9731 } 9732 9733 @Override 9734 protected void dumpFilter(PrintWriter out, String prefix, 9735 PackageParser.ProviderIntentInfo filter) { 9736 out.print(prefix); 9737 out.print( 9738 Integer.toHexString(System.identityHashCode(filter.provider))); 9739 out.print(' '); 9740 filter.provider.printComponentShortName(out); 9741 out.print(" filter "); 9742 out.println(Integer.toHexString(System.identityHashCode(filter))); 9743 } 9744 9745 @Override 9746 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9747 return filter.provider; 9748 } 9749 9750 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9751 PackageParser.Provider provider = (PackageParser.Provider)label; 9752 out.print(prefix); out.print( 9753 Integer.toHexString(System.identityHashCode(provider))); 9754 out.print(' '); 9755 provider.printComponentShortName(out); 9756 if (count > 1) { 9757 out.print(" ("); out.print(count); out.print(" filters)"); 9758 } 9759 out.println(); 9760 } 9761 9762 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9763 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9764 private int mFlags; 9765 } 9766 9767 private static final class EphemeralIntentResolver 9768 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9769 @Override 9770 protected EphemeralResolveIntentInfo[] newArray(int size) { 9771 return new EphemeralResolveIntentInfo[size]; 9772 } 9773 9774 @Override 9775 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9776 return true; 9777 } 9778 9779 @Override 9780 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9781 int userId) { 9782 if (!sUserManager.exists(userId)) { 9783 return null; 9784 } 9785 return info.getEphemeralResolveInfo(); 9786 } 9787 } 9788 9789 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9790 new Comparator<ResolveInfo>() { 9791 public int compare(ResolveInfo r1, ResolveInfo r2) { 9792 int v1 = r1.priority; 9793 int v2 = r2.priority; 9794 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9795 if (v1 != v2) { 9796 return (v1 > v2) ? -1 : 1; 9797 } 9798 v1 = r1.preferredOrder; 9799 v2 = r2.preferredOrder; 9800 if (v1 != v2) { 9801 return (v1 > v2) ? -1 : 1; 9802 } 9803 if (r1.isDefault != r2.isDefault) { 9804 return r1.isDefault ? -1 : 1; 9805 } 9806 v1 = r1.match; 9807 v2 = r2.match; 9808 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9809 if (v1 != v2) { 9810 return (v1 > v2) ? -1 : 1; 9811 } 9812 if (r1.system != r2.system) { 9813 return r1.system ? -1 : 1; 9814 } 9815 if (r1.activityInfo != null) { 9816 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9817 } 9818 if (r1.serviceInfo != null) { 9819 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9820 } 9821 if (r1.providerInfo != null) { 9822 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9823 } 9824 return 0; 9825 } 9826 }; 9827 9828 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9829 new Comparator<ProviderInfo>() { 9830 public int compare(ProviderInfo p1, ProviderInfo p2) { 9831 final int v1 = p1.initOrder; 9832 final int v2 = p2.initOrder; 9833 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9834 } 9835 }; 9836 9837 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9838 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9839 final int[] userIds) { 9840 mHandler.post(new Runnable() { 9841 @Override 9842 public void run() { 9843 try { 9844 final IActivityManager am = ActivityManagerNative.getDefault(); 9845 if (am == null) return; 9846 final int[] resolvedUserIds; 9847 if (userIds == null) { 9848 resolvedUserIds = am.getRunningUserIds(); 9849 } else { 9850 resolvedUserIds = userIds; 9851 } 9852 for (int id : resolvedUserIds) { 9853 final Intent intent = new Intent(action, 9854 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9855 if (extras != null) { 9856 intent.putExtras(extras); 9857 } 9858 if (targetPkg != null) { 9859 intent.setPackage(targetPkg); 9860 } 9861 // Modify the UID when posting to other users 9862 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9863 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9864 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9865 intent.putExtra(Intent.EXTRA_UID, uid); 9866 } 9867 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9868 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9869 if (DEBUG_BROADCASTS) { 9870 RuntimeException here = new RuntimeException("here"); 9871 here.fillInStackTrace(); 9872 Slog.d(TAG, "Sending to user " + id + ": " 9873 + intent.toShortString(false, true, false, false) 9874 + " " + intent.getExtras(), here); 9875 } 9876 am.broadcastIntent(null, intent, null, finishedReceiver, 9877 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9878 null, finishedReceiver != null, false, id); 9879 } 9880 } catch (RemoteException ex) { 9881 } 9882 } 9883 }); 9884 } 9885 9886 /** 9887 * Check if the external storage media is available. This is true if there 9888 * is a mounted external storage medium or if the external storage is 9889 * emulated. 9890 */ 9891 private boolean isExternalMediaAvailable() { 9892 return mMediaMounted || Environment.isExternalStorageEmulated(); 9893 } 9894 9895 @Override 9896 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9897 // writer 9898 synchronized (mPackages) { 9899 if (!isExternalMediaAvailable()) { 9900 // If the external storage is no longer mounted at this point, 9901 // the caller may not have been able to delete all of this 9902 // packages files and can not delete any more. Bail. 9903 return null; 9904 } 9905 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9906 if (lastPackage != null) { 9907 pkgs.remove(lastPackage); 9908 } 9909 if (pkgs.size() > 0) { 9910 return pkgs.get(0); 9911 } 9912 } 9913 return null; 9914 } 9915 9916 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9917 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9918 userId, andCode ? 1 : 0, packageName); 9919 if (mSystemReady) { 9920 msg.sendToTarget(); 9921 } else { 9922 if (mPostSystemReadyMessages == null) { 9923 mPostSystemReadyMessages = new ArrayList<>(); 9924 } 9925 mPostSystemReadyMessages.add(msg); 9926 } 9927 } 9928 9929 void startCleaningPackages() { 9930 // reader 9931 synchronized (mPackages) { 9932 if (!isExternalMediaAvailable()) { 9933 return; 9934 } 9935 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9936 return; 9937 } 9938 } 9939 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9940 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9941 IActivityManager am = ActivityManagerNative.getDefault(); 9942 if (am != null) { 9943 try { 9944 am.startService(null, intent, null, mContext.getOpPackageName(), 9945 UserHandle.USER_SYSTEM); 9946 } catch (RemoteException e) { 9947 } 9948 } 9949 } 9950 9951 @Override 9952 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9953 int installFlags, String installerPackageName, VerificationParams verificationParams, 9954 String packageAbiOverride) { 9955 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9956 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9957 } 9958 9959 @Override 9960 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9961 int installFlags, String installerPackageName, VerificationParams verificationParams, 9962 String packageAbiOverride, int userId) { 9963 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9964 9965 final int callingUid = Binder.getCallingUid(); 9966 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9967 9968 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9969 try { 9970 if (observer != null) { 9971 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9972 } 9973 } catch (RemoteException re) { 9974 } 9975 return; 9976 } 9977 9978 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9979 installFlags |= PackageManager.INSTALL_FROM_ADB; 9980 9981 } else { 9982 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9983 // about installerPackageName. 9984 9985 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9986 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9987 } 9988 9989 UserHandle user; 9990 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9991 user = UserHandle.ALL; 9992 } else { 9993 user = new UserHandle(userId); 9994 } 9995 9996 // Only system components can circumvent runtime permissions when installing. 9997 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9998 && mContext.checkCallingOrSelfPermission(Manifest.permission 9999 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10000 throw new SecurityException("You need the " 10001 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10002 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10003 } 10004 10005 verificationParams.setInstallerUid(callingUid); 10006 10007 final File originFile = new File(originPath); 10008 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10009 10010 final Message msg = mHandler.obtainMessage(INIT_COPY); 10011 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10012 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10013 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10014 msg.obj = params; 10015 10016 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10017 System.identityHashCode(msg.obj)); 10018 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10019 System.identityHashCode(msg.obj)); 10020 10021 mHandler.sendMessage(msg); 10022 } 10023 10024 void installStage(String packageName, File stagedDir, String stagedCid, 10025 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10026 String installerPackageName, int installerUid, UserHandle user) { 10027 if (DEBUG_EPHEMERAL) { 10028 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10029 Slog.d(TAG, "Ephemeral install of " + packageName); 10030 } 10031 } 10032 final VerificationParams verifParams = new VerificationParams( 10033 null, sessionParams.originatingUri, sessionParams.referrerUri, 10034 sessionParams.originatingUid); 10035 verifParams.setInstallerUid(installerUid); 10036 10037 final OriginInfo origin; 10038 if (stagedDir != null) { 10039 origin = OriginInfo.fromStagedFile(stagedDir); 10040 } else { 10041 origin = OriginInfo.fromStagedContainer(stagedCid); 10042 } 10043 10044 final Message msg = mHandler.obtainMessage(INIT_COPY); 10045 final InstallParams params = new InstallParams(origin, null, observer, 10046 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10047 verifParams, user, sessionParams.abiOverride, 10048 sessionParams.grantedRuntimePermissions); 10049 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10050 msg.obj = params; 10051 10052 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10053 System.identityHashCode(msg.obj)); 10054 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10055 System.identityHashCode(msg.obj)); 10056 10057 mHandler.sendMessage(msg); 10058 } 10059 10060 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10061 Bundle extras = new Bundle(1); 10062 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10063 10064 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10065 packageName, extras, 0, null, null, new int[] {userId}); 10066 try { 10067 IActivityManager am = ActivityManagerNative.getDefault(); 10068 final boolean isSystem = 10069 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10070 if (isSystem && am.isUserRunning(userId, 0)) { 10071 // The just-installed/enabled app is bundled on the system, so presumed 10072 // to be able to run automatically without needing an explicit launch. 10073 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10074 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10075 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10076 .setPackage(packageName); 10077 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10078 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10079 } 10080 } catch (RemoteException e) { 10081 // shouldn't happen 10082 Slog.w(TAG, "Unable to bootstrap installed package", e); 10083 } 10084 } 10085 10086 @Override 10087 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10088 int userId) { 10089 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10090 PackageSetting pkgSetting; 10091 final int uid = Binder.getCallingUid(); 10092 enforceCrossUserPermission(uid, userId, true, true, 10093 "setApplicationHiddenSetting for user " + userId); 10094 10095 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10096 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10097 return false; 10098 } 10099 10100 long callingId = Binder.clearCallingIdentity(); 10101 try { 10102 boolean sendAdded = false; 10103 boolean sendRemoved = false; 10104 // writer 10105 synchronized (mPackages) { 10106 pkgSetting = mSettings.mPackages.get(packageName); 10107 if (pkgSetting == null) { 10108 return false; 10109 } 10110 if (pkgSetting.getHidden(userId) != hidden) { 10111 pkgSetting.setHidden(hidden, userId); 10112 mSettings.writePackageRestrictionsLPr(userId); 10113 if (hidden) { 10114 sendRemoved = true; 10115 } else { 10116 sendAdded = true; 10117 } 10118 } 10119 } 10120 if (sendAdded) { 10121 sendPackageAddedForUser(packageName, pkgSetting, userId); 10122 return true; 10123 } 10124 if (sendRemoved) { 10125 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10126 "hiding pkg"); 10127 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10128 return true; 10129 } 10130 } finally { 10131 Binder.restoreCallingIdentity(callingId); 10132 } 10133 return false; 10134 } 10135 10136 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10137 int userId) { 10138 final PackageRemovedInfo info = new PackageRemovedInfo(); 10139 info.removedPackage = packageName; 10140 info.removedUsers = new int[] {userId}; 10141 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10142 info.sendBroadcast(false, false, false); 10143 } 10144 10145 /** 10146 * Returns true if application is not found or there was an error. Otherwise it returns 10147 * the hidden state of the package for the given user. 10148 */ 10149 @Override 10150 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10151 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10152 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10153 false, "getApplicationHidden for user " + userId); 10154 PackageSetting pkgSetting; 10155 long callingId = Binder.clearCallingIdentity(); 10156 try { 10157 // writer 10158 synchronized (mPackages) { 10159 pkgSetting = mSettings.mPackages.get(packageName); 10160 if (pkgSetting == null) { 10161 return true; 10162 } 10163 return pkgSetting.getHidden(userId); 10164 } 10165 } finally { 10166 Binder.restoreCallingIdentity(callingId); 10167 } 10168 } 10169 10170 /** 10171 * @hide 10172 */ 10173 @Override 10174 public int installExistingPackageAsUser(String packageName, int userId) { 10175 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10176 null); 10177 PackageSetting pkgSetting; 10178 final int uid = Binder.getCallingUid(); 10179 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10180 + userId); 10181 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10182 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10183 } 10184 10185 long callingId = Binder.clearCallingIdentity(); 10186 try { 10187 boolean sendAdded = false; 10188 10189 // writer 10190 synchronized (mPackages) { 10191 pkgSetting = mSettings.mPackages.get(packageName); 10192 if (pkgSetting == null) { 10193 return PackageManager.INSTALL_FAILED_INVALID_URI; 10194 } 10195 if (!pkgSetting.getInstalled(userId)) { 10196 pkgSetting.setInstalled(true, userId); 10197 pkgSetting.setHidden(false, userId); 10198 mSettings.writePackageRestrictionsLPr(userId); 10199 sendAdded = true; 10200 } 10201 } 10202 10203 if (sendAdded) { 10204 sendPackageAddedForUser(packageName, pkgSetting, userId); 10205 } 10206 } finally { 10207 Binder.restoreCallingIdentity(callingId); 10208 } 10209 10210 return PackageManager.INSTALL_SUCCEEDED; 10211 } 10212 10213 boolean isUserRestricted(int userId, String restrictionKey) { 10214 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10215 if (restrictions.getBoolean(restrictionKey, false)) { 10216 Log.w(TAG, "User is restricted: " + restrictionKey); 10217 return true; 10218 } 10219 return false; 10220 } 10221 10222 @Override 10223 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10224 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10225 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10226 "setPackageSuspended for user " + userId); 10227 10228 long callingId = Binder.clearCallingIdentity(); 10229 try { 10230 synchronized (mPackages) { 10231 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10232 if (pkgSetting != null) { 10233 if (pkgSetting.getSuspended(userId) != suspended) { 10234 pkgSetting.setSuspended(suspended, userId); 10235 mSettings.writePackageRestrictionsLPr(userId); 10236 } 10237 10238 // TODO: 10239 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10240 // * remove app from recents (kill app it if it is running) 10241 // * erase existing notifications for this app 10242 return true; 10243 } 10244 10245 return false; 10246 } 10247 } finally { 10248 Binder.restoreCallingIdentity(callingId); 10249 } 10250 } 10251 10252 @Override 10253 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10254 mContext.enforceCallingOrSelfPermission( 10255 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10256 "Only package verification agents can verify applications"); 10257 10258 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10259 final PackageVerificationResponse response = new PackageVerificationResponse( 10260 verificationCode, Binder.getCallingUid()); 10261 msg.arg1 = id; 10262 msg.obj = response; 10263 mHandler.sendMessage(msg); 10264 } 10265 10266 @Override 10267 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10268 long millisecondsToDelay) { 10269 mContext.enforceCallingOrSelfPermission( 10270 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10271 "Only package verification agents can extend verification timeouts"); 10272 10273 final PackageVerificationState state = mPendingVerification.get(id); 10274 final PackageVerificationResponse response = new PackageVerificationResponse( 10275 verificationCodeAtTimeout, Binder.getCallingUid()); 10276 10277 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10278 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10279 } 10280 if (millisecondsToDelay < 0) { 10281 millisecondsToDelay = 0; 10282 } 10283 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10284 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10285 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10286 } 10287 10288 if ((state != null) && !state.timeoutExtended()) { 10289 state.extendTimeout(); 10290 10291 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10292 msg.arg1 = id; 10293 msg.obj = response; 10294 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10295 } 10296 } 10297 10298 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10299 int verificationCode, UserHandle user) { 10300 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10301 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10302 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10303 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10304 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10305 10306 mContext.sendBroadcastAsUser(intent, user, 10307 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10308 } 10309 10310 private ComponentName matchComponentForVerifier(String packageName, 10311 List<ResolveInfo> receivers) { 10312 ActivityInfo targetReceiver = null; 10313 10314 final int NR = receivers.size(); 10315 for (int i = 0; i < NR; i++) { 10316 final ResolveInfo info = receivers.get(i); 10317 if (info.activityInfo == null) { 10318 continue; 10319 } 10320 10321 if (packageName.equals(info.activityInfo.packageName)) { 10322 targetReceiver = info.activityInfo; 10323 break; 10324 } 10325 } 10326 10327 if (targetReceiver == null) { 10328 return null; 10329 } 10330 10331 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10332 } 10333 10334 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10335 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10336 if (pkgInfo.verifiers.length == 0) { 10337 return null; 10338 } 10339 10340 final int N = pkgInfo.verifiers.length; 10341 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10342 for (int i = 0; i < N; i++) { 10343 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10344 10345 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10346 receivers); 10347 if (comp == null) { 10348 continue; 10349 } 10350 10351 final int verifierUid = getUidForVerifier(verifierInfo); 10352 if (verifierUid == -1) { 10353 continue; 10354 } 10355 10356 if (DEBUG_VERIFY) { 10357 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10358 + " with the correct signature"); 10359 } 10360 sufficientVerifiers.add(comp); 10361 verificationState.addSufficientVerifier(verifierUid); 10362 } 10363 10364 return sufficientVerifiers; 10365 } 10366 10367 private int getUidForVerifier(VerifierInfo verifierInfo) { 10368 synchronized (mPackages) { 10369 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10370 if (pkg == null) { 10371 return -1; 10372 } else if (pkg.mSignatures.length != 1) { 10373 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10374 + " has more than one signature; ignoring"); 10375 return -1; 10376 } 10377 10378 /* 10379 * If the public key of the package's signature does not match 10380 * our expected public key, then this is a different package and 10381 * we should skip. 10382 */ 10383 10384 final byte[] expectedPublicKey; 10385 try { 10386 final Signature verifierSig = pkg.mSignatures[0]; 10387 final PublicKey publicKey = verifierSig.getPublicKey(); 10388 expectedPublicKey = publicKey.getEncoded(); 10389 } catch (CertificateException e) { 10390 return -1; 10391 } 10392 10393 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10394 10395 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10396 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10397 + " does not have the expected public key; ignoring"); 10398 return -1; 10399 } 10400 10401 return pkg.applicationInfo.uid; 10402 } 10403 } 10404 10405 @Override 10406 public void finishPackageInstall(int token) { 10407 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10408 10409 if (DEBUG_INSTALL) { 10410 Slog.v(TAG, "BM finishing package install for " + token); 10411 } 10412 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10413 10414 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10415 mHandler.sendMessage(msg); 10416 } 10417 10418 /** 10419 * Get the verification agent timeout. 10420 * 10421 * @return verification timeout in milliseconds 10422 */ 10423 private long getVerificationTimeout() { 10424 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10425 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10426 DEFAULT_VERIFICATION_TIMEOUT); 10427 } 10428 10429 /** 10430 * Get the default verification agent response code. 10431 * 10432 * @return default verification response code 10433 */ 10434 private int getDefaultVerificationResponse() { 10435 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10436 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10437 DEFAULT_VERIFICATION_RESPONSE); 10438 } 10439 10440 /** 10441 * Check whether or not package verification has been enabled. 10442 * 10443 * @return true if verification should be performed 10444 */ 10445 private boolean isVerificationEnabled(int userId, int installFlags) { 10446 if (!DEFAULT_VERIFY_ENABLE) { 10447 return false; 10448 } 10449 // Ephemeral apps don't get the full verification treatment 10450 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10451 if (DEBUG_EPHEMERAL) { 10452 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10453 } 10454 return false; 10455 } 10456 10457 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10458 10459 // Check if installing from ADB 10460 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10461 // Do not run verification in a test harness environment 10462 if (ActivityManager.isRunningInTestHarness()) { 10463 return false; 10464 } 10465 if (ensureVerifyAppsEnabled) { 10466 return true; 10467 } 10468 // Check if the developer does not want package verification for ADB installs 10469 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10470 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10471 return false; 10472 } 10473 } 10474 10475 if (ensureVerifyAppsEnabled) { 10476 return true; 10477 } 10478 10479 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10480 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10481 } 10482 10483 @Override 10484 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10485 throws RemoteException { 10486 mContext.enforceCallingOrSelfPermission( 10487 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10488 "Only intentfilter verification agents can verify applications"); 10489 10490 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10491 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10492 Binder.getCallingUid(), verificationCode, failedDomains); 10493 msg.arg1 = id; 10494 msg.obj = response; 10495 mHandler.sendMessage(msg); 10496 } 10497 10498 @Override 10499 public int getIntentVerificationStatus(String packageName, int userId) { 10500 synchronized (mPackages) { 10501 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10502 } 10503 } 10504 10505 @Override 10506 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10507 mContext.enforceCallingOrSelfPermission( 10508 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10509 10510 boolean result = false; 10511 synchronized (mPackages) { 10512 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10513 } 10514 if (result) { 10515 scheduleWritePackageRestrictionsLocked(userId); 10516 } 10517 return result; 10518 } 10519 10520 @Override 10521 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10522 synchronized (mPackages) { 10523 return mSettings.getIntentFilterVerificationsLPr(packageName); 10524 } 10525 } 10526 10527 @Override 10528 public List<IntentFilter> getAllIntentFilters(String packageName) { 10529 if (TextUtils.isEmpty(packageName)) { 10530 return Collections.<IntentFilter>emptyList(); 10531 } 10532 synchronized (mPackages) { 10533 PackageParser.Package pkg = mPackages.get(packageName); 10534 if (pkg == null || pkg.activities == null) { 10535 return Collections.<IntentFilter>emptyList(); 10536 } 10537 final int count = pkg.activities.size(); 10538 ArrayList<IntentFilter> result = new ArrayList<>(); 10539 for (int n=0; n<count; n++) { 10540 PackageParser.Activity activity = pkg.activities.get(n); 10541 if (activity.intents != null && activity.intents.size() > 0) { 10542 result.addAll(activity.intents); 10543 } 10544 } 10545 return result; 10546 } 10547 } 10548 10549 @Override 10550 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10551 mContext.enforceCallingOrSelfPermission( 10552 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10553 10554 synchronized (mPackages) { 10555 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10556 if (packageName != null) { 10557 result |= updateIntentVerificationStatus(packageName, 10558 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10559 userId); 10560 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10561 packageName, userId); 10562 } 10563 return result; 10564 } 10565 } 10566 10567 @Override 10568 public String getDefaultBrowserPackageName(int userId) { 10569 synchronized (mPackages) { 10570 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10571 } 10572 } 10573 10574 /** 10575 * Get the "allow unknown sources" setting. 10576 * 10577 * @return the current "allow unknown sources" setting 10578 */ 10579 private int getUnknownSourcesSettings() { 10580 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10581 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10582 -1); 10583 } 10584 10585 @Override 10586 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10587 final int uid = Binder.getCallingUid(); 10588 // writer 10589 synchronized (mPackages) { 10590 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10591 if (targetPackageSetting == null) { 10592 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10593 } 10594 10595 PackageSetting installerPackageSetting; 10596 if (installerPackageName != null) { 10597 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10598 if (installerPackageSetting == null) { 10599 throw new IllegalArgumentException("Unknown installer package: " 10600 + installerPackageName); 10601 } 10602 } else { 10603 installerPackageSetting = null; 10604 } 10605 10606 Signature[] callerSignature; 10607 Object obj = mSettings.getUserIdLPr(uid); 10608 if (obj != null) { 10609 if (obj instanceof SharedUserSetting) { 10610 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10611 } else if (obj instanceof PackageSetting) { 10612 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10613 } else { 10614 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10615 } 10616 } else { 10617 throw new SecurityException("Unknown calling UID: " + uid); 10618 } 10619 10620 // Verify: can't set installerPackageName to a package that is 10621 // not signed with the same cert as the caller. 10622 if (installerPackageSetting != null) { 10623 if (compareSignatures(callerSignature, 10624 installerPackageSetting.signatures.mSignatures) 10625 != PackageManager.SIGNATURE_MATCH) { 10626 throw new SecurityException( 10627 "Caller does not have same cert as new installer package " 10628 + installerPackageName); 10629 } 10630 } 10631 10632 // Verify: if target already has an installer package, it must 10633 // be signed with the same cert as the caller. 10634 if (targetPackageSetting.installerPackageName != null) { 10635 PackageSetting setting = mSettings.mPackages.get( 10636 targetPackageSetting.installerPackageName); 10637 // If the currently set package isn't valid, then it's always 10638 // okay to change it. 10639 if (setting != null) { 10640 if (compareSignatures(callerSignature, 10641 setting.signatures.mSignatures) 10642 != PackageManager.SIGNATURE_MATCH) { 10643 throw new SecurityException( 10644 "Caller does not have same cert as old installer package " 10645 + targetPackageSetting.installerPackageName); 10646 } 10647 } 10648 } 10649 10650 // Okay! 10651 targetPackageSetting.installerPackageName = installerPackageName; 10652 scheduleWriteSettingsLocked(); 10653 } 10654 } 10655 10656 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10657 // Queue up an async operation since the package installation may take a little while. 10658 mHandler.post(new Runnable() { 10659 public void run() { 10660 mHandler.removeCallbacks(this); 10661 // Result object to be returned 10662 PackageInstalledInfo res = new PackageInstalledInfo(); 10663 res.returnCode = currentStatus; 10664 res.uid = -1; 10665 res.pkg = null; 10666 res.removedInfo = new PackageRemovedInfo(); 10667 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10668 args.doPreInstall(res.returnCode); 10669 synchronized (mInstallLock) { 10670 installPackageTracedLI(args, res); 10671 } 10672 args.doPostInstall(res.returnCode, res.uid); 10673 } 10674 10675 // A restore should be performed at this point if (a) the install 10676 // succeeded, (b) the operation is not an update, and (c) the new 10677 // package has not opted out of backup participation. 10678 final boolean update = res.removedInfo.removedPackage != null; 10679 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10680 boolean doRestore = !update 10681 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10682 10683 // Set up the post-install work request bookkeeping. This will be used 10684 // and cleaned up by the post-install event handling regardless of whether 10685 // there's a restore pass performed. Token values are >= 1. 10686 int token; 10687 if (mNextInstallToken < 0) mNextInstallToken = 1; 10688 token = mNextInstallToken++; 10689 10690 PostInstallData data = new PostInstallData(args, res); 10691 mRunningInstalls.put(token, data); 10692 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10693 10694 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10695 // Pass responsibility to the Backup Manager. It will perform a 10696 // restore if appropriate, then pass responsibility back to the 10697 // Package Manager to run the post-install observer callbacks 10698 // and broadcasts. 10699 IBackupManager bm = IBackupManager.Stub.asInterface( 10700 ServiceManager.getService(Context.BACKUP_SERVICE)); 10701 if (bm != null) { 10702 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10703 + " to BM for possible restore"); 10704 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10705 try { 10706 // TODO: http://b/22388012 10707 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10708 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10709 } else { 10710 doRestore = false; 10711 } 10712 } catch (RemoteException e) { 10713 // can't happen; the backup manager is local 10714 } catch (Exception e) { 10715 Slog.e(TAG, "Exception trying to enqueue restore", e); 10716 doRestore = false; 10717 } 10718 } else { 10719 Slog.e(TAG, "Backup Manager not found!"); 10720 doRestore = false; 10721 } 10722 } 10723 10724 if (!doRestore) { 10725 // No restore possible, or the Backup Manager was mysteriously not 10726 // available -- just fire the post-install work request directly. 10727 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10728 10729 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10730 10731 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10732 mHandler.sendMessage(msg); 10733 } 10734 } 10735 }); 10736 } 10737 10738 private abstract class HandlerParams { 10739 private static final int MAX_RETRIES = 4; 10740 10741 /** 10742 * Number of times startCopy() has been attempted and had a non-fatal 10743 * error. 10744 */ 10745 private int mRetries = 0; 10746 10747 /** User handle for the user requesting the information or installation. */ 10748 private final UserHandle mUser; 10749 String traceMethod; 10750 int traceCookie; 10751 10752 HandlerParams(UserHandle user) { 10753 mUser = user; 10754 } 10755 10756 UserHandle getUser() { 10757 return mUser; 10758 } 10759 10760 HandlerParams setTraceMethod(String traceMethod) { 10761 this.traceMethod = traceMethod; 10762 return this; 10763 } 10764 10765 HandlerParams setTraceCookie(int traceCookie) { 10766 this.traceCookie = traceCookie; 10767 return this; 10768 } 10769 10770 final boolean startCopy() { 10771 boolean res; 10772 try { 10773 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10774 10775 if (++mRetries > MAX_RETRIES) { 10776 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10777 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10778 handleServiceError(); 10779 return false; 10780 } else { 10781 handleStartCopy(); 10782 res = true; 10783 } 10784 } catch (RemoteException e) { 10785 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10786 mHandler.sendEmptyMessage(MCS_RECONNECT); 10787 res = false; 10788 } 10789 handleReturnCode(); 10790 return res; 10791 } 10792 10793 final void serviceError() { 10794 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10795 handleServiceError(); 10796 handleReturnCode(); 10797 } 10798 10799 abstract void handleStartCopy() throws RemoteException; 10800 abstract void handleServiceError(); 10801 abstract void handleReturnCode(); 10802 } 10803 10804 class MeasureParams extends HandlerParams { 10805 private final PackageStats mStats; 10806 private boolean mSuccess; 10807 10808 private final IPackageStatsObserver mObserver; 10809 10810 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10811 super(new UserHandle(stats.userHandle)); 10812 mObserver = observer; 10813 mStats = stats; 10814 } 10815 10816 @Override 10817 public String toString() { 10818 return "MeasureParams{" 10819 + Integer.toHexString(System.identityHashCode(this)) 10820 + " " + mStats.packageName + "}"; 10821 } 10822 10823 @Override 10824 void handleStartCopy() throws RemoteException { 10825 synchronized (mInstallLock) { 10826 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10827 } 10828 10829 if (mSuccess) { 10830 final boolean mounted; 10831 if (Environment.isExternalStorageEmulated()) { 10832 mounted = true; 10833 } else { 10834 final String status = Environment.getExternalStorageState(); 10835 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10836 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10837 } 10838 10839 if (mounted) { 10840 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10841 10842 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10843 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10844 10845 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10846 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10847 10848 // Always subtract cache size, since it's a subdirectory 10849 mStats.externalDataSize -= mStats.externalCacheSize; 10850 10851 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10852 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10853 10854 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10855 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10856 } 10857 } 10858 } 10859 10860 @Override 10861 void handleReturnCode() { 10862 if (mObserver != null) { 10863 try { 10864 mObserver.onGetStatsCompleted(mStats, mSuccess); 10865 } catch (RemoteException e) { 10866 Slog.i(TAG, "Observer no longer exists."); 10867 } 10868 } 10869 } 10870 10871 @Override 10872 void handleServiceError() { 10873 Slog.e(TAG, "Could not measure application " + mStats.packageName 10874 + " external storage"); 10875 } 10876 } 10877 10878 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10879 throws RemoteException { 10880 long result = 0; 10881 for (File path : paths) { 10882 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10883 } 10884 return result; 10885 } 10886 10887 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10888 for (File path : paths) { 10889 try { 10890 mcs.clearDirectory(path.getAbsolutePath()); 10891 } catch (RemoteException e) { 10892 } 10893 } 10894 } 10895 10896 static class OriginInfo { 10897 /** 10898 * Location where install is coming from, before it has been 10899 * copied/renamed into place. This could be a single monolithic APK 10900 * file, or a cluster directory. This location may be untrusted. 10901 */ 10902 final File file; 10903 final String cid; 10904 10905 /** 10906 * Flag indicating that {@link #file} or {@link #cid} has already been 10907 * staged, meaning downstream users don't need to defensively copy the 10908 * contents. 10909 */ 10910 final boolean staged; 10911 10912 /** 10913 * Flag indicating that {@link #file} or {@link #cid} is an already 10914 * installed app that is being moved. 10915 */ 10916 final boolean existing; 10917 10918 final String resolvedPath; 10919 final File resolvedFile; 10920 10921 static OriginInfo fromNothing() { 10922 return new OriginInfo(null, null, false, false); 10923 } 10924 10925 static OriginInfo fromUntrustedFile(File file) { 10926 return new OriginInfo(file, null, false, false); 10927 } 10928 10929 static OriginInfo fromExistingFile(File file) { 10930 return new OriginInfo(file, null, false, true); 10931 } 10932 10933 static OriginInfo fromStagedFile(File file) { 10934 return new OriginInfo(file, null, true, false); 10935 } 10936 10937 static OriginInfo fromStagedContainer(String cid) { 10938 return new OriginInfo(null, cid, true, false); 10939 } 10940 10941 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10942 this.file = file; 10943 this.cid = cid; 10944 this.staged = staged; 10945 this.existing = existing; 10946 10947 if (cid != null) { 10948 resolvedPath = PackageHelper.getSdDir(cid); 10949 resolvedFile = new File(resolvedPath); 10950 } else if (file != null) { 10951 resolvedPath = file.getAbsolutePath(); 10952 resolvedFile = file; 10953 } else { 10954 resolvedPath = null; 10955 resolvedFile = null; 10956 } 10957 } 10958 } 10959 10960 static class MoveInfo { 10961 final int moveId; 10962 final String fromUuid; 10963 final String toUuid; 10964 final String packageName; 10965 final String dataAppName; 10966 final int appId; 10967 final String seinfo; 10968 10969 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10970 String dataAppName, int appId, String seinfo) { 10971 this.moveId = moveId; 10972 this.fromUuid = fromUuid; 10973 this.toUuid = toUuid; 10974 this.packageName = packageName; 10975 this.dataAppName = dataAppName; 10976 this.appId = appId; 10977 this.seinfo = seinfo; 10978 } 10979 } 10980 10981 class InstallParams extends HandlerParams { 10982 final OriginInfo origin; 10983 final MoveInfo move; 10984 final IPackageInstallObserver2 observer; 10985 int installFlags; 10986 final String installerPackageName; 10987 final String volumeUuid; 10988 final VerificationParams verificationParams; 10989 private InstallArgs mArgs; 10990 private int mRet; 10991 final String packageAbiOverride; 10992 final String[] grantedRuntimePermissions; 10993 10994 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10995 int installFlags, String installerPackageName, String volumeUuid, 10996 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10997 String[] grantedPermissions) { 10998 super(user); 10999 this.origin = origin; 11000 this.move = move; 11001 this.observer = observer; 11002 this.installFlags = installFlags; 11003 this.installerPackageName = installerPackageName; 11004 this.volumeUuid = volumeUuid; 11005 this.verificationParams = verificationParams; 11006 this.packageAbiOverride = packageAbiOverride; 11007 this.grantedRuntimePermissions = grantedPermissions; 11008 } 11009 11010 @Override 11011 public String toString() { 11012 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11013 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11014 } 11015 11016 private int installLocationPolicy(PackageInfoLite pkgLite) { 11017 String packageName = pkgLite.packageName; 11018 int installLocation = pkgLite.installLocation; 11019 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11020 // reader 11021 synchronized (mPackages) { 11022 PackageParser.Package pkg = mPackages.get(packageName); 11023 if (pkg != null) { 11024 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11025 // Check for downgrading. 11026 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11027 try { 11028 checkDowngrade(pkg, pkgLite); 11029 } catch (PackageManagerException e) { 11030 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11031 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11032 } 11033 } 11034 // Check for updated system application. 11035 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11036 if (onSd) { 11037 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11038 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11039 } 11040 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11041 } else { 11042 if (onSd) { 11043 // Install flag overrides everything. 11044 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11045 } 11046 // If current upgrade specifies particular preference 11047 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11048 // Application explicitly specified internal. 11049 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11050 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11051 // App explictly prefers external. Let policy decide 11052 } else { 11053 // Prefer previous location 11054 if (isExternal(pkg)) { 11055 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11056 } 11057 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11058 } 11059 } 11060 } else { 11061 // Invalid install. Return error code 11062 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11063 } 11064 } 11065 } 11066 // All the special cases have been taken care of. 11067 // Return result based on recommended install location. 11068 if (onSd) { 11069 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11070 } 11071 return pkgLite.recommendedInstallLocation; 11072 } 11073 11074 /* 11075 * Invoke remote method to get package information and install 11076 * location values. Override install location based on default 11077 * policy if needed and then create install arguments based 11078 * on the install location. 11079 */ 11080 public void handleStartCopy() throws RemoteException { 11081 int ret = PackageManager.INSTALL_SUCCEEDED; 11082 11083 // If we're already staged, we've firmly committed to an install location 11084 if (origin.staged) { 11085 if (origin.file != null) { 11086 installFlags |= PackageManager.INSTALL_INTERNAL; 11087 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11088 } else if (origin.cid != null) { 11089 installFlags |= PackageManager.INSTALL_EXTERNAL; 11090 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11091 } else { 11092 throw new IllegalStateException("Invalid stage location"); 11093 } 11094 } 11095 11096 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11097 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11098 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11099 PackageInfoLite pkgLite = null; 11100 11101 if (onInt && onSd) { 11102 // Check if both bits are set. 11103 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11104 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11105 } else if (onSd && ephemeral) { 11106 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11107 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11108 } else { 11109 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11110 packageAbiOverride); 11111 11112 if (DEBUG_EPHEMERAL && ephemeral) { 11113 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11114 } 11115 11116 /* 11117 * If we have too little free space, try to free cache 11118 * before giving up. 11119 */ 11120 if (!origin.staged && pkgLite.recommendedInstallLocation 11121 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11122 // TODO: focus freeing disk space on the target device 11123 final StorageManager storage = StorageManager.from(mContext); 11124 final long lowThreshold = storage.getStorageLowBytes( 11125 Environment.getDataDirectory()); 11126 11127 final long sizeBytes = mContainerService.calculateInstalledSize( 11128 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11129 11130 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11131 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11132 installFlags, packageAbiOverride); 11133 } 11134 11135 /* 11136 * The cache free must have deleted the file we 11137 * downloaded to install. 11138 * 11139 * TODO: fix the "freeCache" call to not delete 11140 * the file we care about. 11141 */ 11142 if (pkgLite.recommendedInstallLocation 11143 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11144 pkgLite.recommendedInstallLocation 11145 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11146 } 11147 } 11148 } 11149 11150 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11151 int loc = pkgLite.recommendedInstallLocation; 11152 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11153 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11154 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11155 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11156 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11157 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11158 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11159 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11160 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11161 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11162 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11163 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11164 } else { 11165 // Override with defaults if needed. 11166 loc = installLocationPolicy(pkgLite); 11167 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11168 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11169 } else if (!onSd && !onInt) { 11170 // Override install location with flags 11171 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11172 // Set the flag to install on external media. 11173 installFlags |= PackageManager.INSTALL_EXTERNAL; 11174 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11175 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11176 if (DEBUG_EPHEMERAL) { 11177 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11178 } 11179 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11180 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11181 |PackageManager.INSTALL_INTERNAL); 11182 } else { 11183 // Make sure the flag for installing on external 11184 // media is unset 11185 installFlags |= PackageManager.INSTALL_INTERNAL; 11186 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11187 } 11188 } 11189 } 11190 } 11191 11192 final InstallArgs args = createInstallArgs(this); 11193 mArgs = args; 11194 11195 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11196 // TODO: http://b/22976637 11197 // Apps installed for "all" users use the device owner to verify the app 11198 UserHandle verifierUser = getUser(); 11199 if (verifierUser == UserHandle.ALL) { 11200 verifierUser = UserHandle.SYSTEM; 11201 } 11202 11203 /* 11204 * Determine if we have any installed package verifiers. If we 11205 * do, then we'll defer to them to verify the packages. 11206 */ 11207 final int requiredUid = mRequiredVerifierPackage == null ? -1 11208 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11209 if (!origin.existing && requiredUid != -1 11210 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11211 final Intent verification = new Intent( 11212 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11213 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11214 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11215 PACKAGE_MIME_TYPE); 11216 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11217 11218 // Query all live verifiers based on current user state 11219 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11220 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11221 11222 if (DEBUG_VERIFY) { 11223 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11224 + verification.toString() + " with " + pkgLite.verifiers.length 11225 + " optional verifiers"); 11226 } 11227 11228 final int verificationId = mPendingVerificationToken++; 11229 11230 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11231 11232 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11233 installerPackageName); 11234 11235 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11236 installFlags); 11237 11238 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11239 pkgLite.packageName); 11240 11241 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11242 pkgLite.versionCode); 11243 11244 if (verificationParams != null) { 11245 if (verificationParams.getVerificationURI() != null) { 11246 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11247 verificationParams.getVerificationURI()); 11248 } 11249 if (verificationParams.getOriginatingURI() != null) { 11250 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11251 verificationParams.getOriginatingURI()); 11252 } 11253 if (verificationParams.getReferrer() != null) { 11254 verification.putExtra(Intent.EXTRA_REFERRER, 11255 verificationParams.getReferrer()); 11256 } 11257 if (verificationParams.getOriginatingUid() >= 0) { 11258 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11259 verificationParams.getOriginatingUid()); 11260 } 11261 if (verificationParams.getInstallerUid() >= 0) { 11262 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11263 verificationParams.getInstallerUid()); 11264 } 11265 } 11266 11267 final PackageVerificationState verificationState = new PackageVerificationState( 11268 requiredUid, args); 11269 11270 mPendingVerification.append(verificationId, verificationState); 11271 11272 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11273 receivers, verificationState); 11274 11275 /* 11276 * If any sufficient verifiers were listed in the package 11277 * manifest, attempt to ask them. 11278 */ 11279 if (sufficientVerifiers != null) { 11280 final int N = sufficientVerifiers.size(); 11281 if (N == 0) { 11282 Slog.i(TAG, "Additional verifiers required, but none installed."); 11283 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11284 } else { 11285 for (int i = 0; i < N; i++) { 11286 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11287 11288 final Intent sufficientIntent = new Intent(verification); 11289 sufficientIntent.setComponent(verifierComponent); 11290 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11291 } 11292 } 11293 } 11294 11295 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11296 mRequiredVerifierPackage, receivers); 11297 if (ret == PackageManager.INSTALL_SUCCEEDED 11298 && mRequiredVerifierPackage != null) { 11299 Trace.asyncTraceBegin( 11300 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11301 /* 11302 * Send the intent to the required verification agent, 11303 * but only start the verification timeout after the 11304 * target BroadcastReceivers have run. 11305 */ 11306 verification.setComponent(requiredVerifierComponent); 11307 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11308 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11309 new BroadcastReceiver() { 11310 @Override 11311 public void onReceive(Context context, Intent intent) { 11312 final Message msg = mHandler 11313 .obtainMessage(CHECK_PENDING_VERIFICATION); 11314 msg.arg1 = verificationId; 11315 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11316 } 11317 }, null, 0, null, null); 11318 11319 /* 11320 * We don't want the copy to proceed until verification 11321 * succeeds, so null out this field. 11322 */ 11323 mArgs = null; 11324 } 11325 } else { 11326 /* 11327 * No package verification is enabled, so immediately start 11328 * the remote call to initiate copy using temporary file. 11329 */ 11330 ret = args.copyApk(mContainerService, true); 11331 } 11332 } 11333 11334 mRet = ret; 11335 } 11336 11337 @Override 11338 void handleReturnCode() { 11339 // If mArgs is null, then MCS couldn't be reached. When it 11340 // reconnects, it will try again to install. At that point, this 11341 // will succeed. 11342 if (mArgs != null) { 11343 processPendingInstall(mArgs, mRet); 11344 } 11345 } 11346 11347 @Override 11348 void handleServiceError() { 11349 mArgs = createInstallArgs(this); 11350 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11351 } 11352 11353 public boolean isForwardLocked() { 11354 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11355 } 11356 } 11357 11358 /** 11359 * Used during creation of InstallArgs 11360 * 11361 * @param installFlags package installation flags 11362 * @return true if should be installed on external storage 11363 */ 11364 private static boolean installOnExternalAsec(int installFlags) { 11365 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11366 return false; 11367 } 11368 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11369 return true; 11370 } 11371 return false; 11372 } 11373 11374 /** 11375 * Used during creation of InstallArgs 11376 * 11377 * @param installFlags package installation flags 11378 * @return true if should be installed as forward locked 11379 */ 11380 private static boolean installForwardLocked(int installFlags) { 11381 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11382 } 11383 11384 private InstallArgs createInstallArgs(InstallParams params) { 11385 if (params.move != null) { 11386 return new MoveInstallArgs(params); 11387 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11388 return new AsecInstallArgs(params); 11389 } else { 11390 return new FileInstallArgs(params); 11391 } 11392 } 11393 11394 /** 11395 * Create args that describe an existing installed package. Typically used 11396 * when cleaning up old installs, or used as a move source. 11397 */ 11398 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11399 String resourcePath, String[] instructionSets) { 11400 final boolean isInAsec; 11401 if (installOnExternalAsec(installFlags)) { 11402 /* Apps on SD card are always in ASEC containers. */ 11403 isInAsec = true; 11404 } else if (installForwardLocked(installFlags) 11405 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11406 /* 11407 * Forward-locked apps are only in ASEC containers if they're the 11408 * new style 11409 */ 11410 isInAsec = true; 11411 } else { 11412 isInAsec = false; 11413 } 11414 11415 if (isInAsec) { 11416 return new AsecInstallArgs(codePath, instructionSets, 11417 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11418 } else { 11419 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11420 } 11421 } 11422 11423 static abstract class InstallArgs { 11424 /** @see InstallParams#origin */ 11425 final OriginInfo origin; 11426 /** @see InstallParams#move */ 11427 final MoveInfo move; 11428 11429 final IPackageInstallObserver2 observer; 11430 // Always refers to PackageManager flags only 11431 final int installFlags; 11432 final String installerPackageName; 11433 final String volumeUuid; 11434 final UserHandle user; 11435 final String abiOverride; 11436 final String[] installGrantPermissions; 11437 /** If non-null, drop an async trace when the install completes */ 11438 final String traceMethod; 11439 final int traceCookie; 11440 11441 // The list of instruction sets supported by this app. This is currently 11442 // only used during the rmdex() phase to clean up resources. We can get rid of this 11443 // if we move dex files under the common app path. 11444 /* nullable */ String[] instructionSets; 11445 11446 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11447 int installFlags, String installerPackageName, String volumeUuid, 11448 UserHandle user, String[] instructionSets, 11449 String abiOverride, String[] installGrantPermissions, 11450 String traceMethod, int traceCookie) { 11451 this.origin = origin; 11452 this.move = move; 11453 this.installFlags = installFlags; 11454 this.observer = observer; 11455 this.installerPackageName = installerPackageName; 11456 this.volumeUuid = volumeUuid; 11457 this.user = user; 11458 this.instructionSets = instructionSets; 11459 this.abiOverride = abiOverride; 11460 this.installGrantPermissions = installGrantPermissions; 11461 this.traceMethod = traceMethod; 11462 this.traceCookie = traceCookie; 11463 } 11464 11465 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11466 abstract int doPreInstall(int status); 11467 11468 /** 11469 * Rename package into final resting place. All paths on the given 11470 * scanned package should be updated to reflect the rename. 11471 */ 11472 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11473 abstract int doPostInstall(int status, int uid); 11474 11475 /** @see PackageSettingBase#codePathString */ 11476 abstract String getCodePath(); 11477 /** @see PackageSettingBase#resourcePathString */ 11478 abstract String getResourcePath(); 11479 11480 // Need installer lock especially for dex file removal. 11481 abstract void cleanUpResourcesLI(); 11482 abstract boolean doPostDeleteLI(boolean delete); 11483 11484 /** 11485 * Called before the source arguments are copied. This is used mostly 11486 * for MoveParams when it needs to read the source file to put it in the 11487 * destination. 11488 */ 11489 int doPreCopy() { 11490 return PackageManager.INSTALL_SUCCEEDED; 11491 } 11492 11493 /** 11494 * Called after the source arguments are copied. This is used mostly for 11495 * MoveParams when it needs to read the source file to put it in the 11496 * destination. 11497 * 11498 * @return 11499 */ 11500 int doPostCopy(int uid) { 11501 return PackageManager.INSTALL_SUCCEEDED; 11502 } 11503 11504 protected boolean isFwdLocked() { 11505 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11506 } 11507 11508 protected boolean isExternalAsec() { 11509 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11510 } 11511 11512 protected boolean isEphemeral() { 11513 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11514 } 11515 11516 UserHandle getUser() { 11517 return user; 11518 } 11519 } 11520 11521 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11522 if (!allCodePaths.isEmpty()) { 11523 if (instructionSets == null) { 11524 throw new IllegalStateException("instructionSet == null"); 11525 } 11526 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11527 for (String codePath : allCodePaths) { 11528 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11529 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11530 if (retCode < 0) { 11531 Slog.w(TAG, "Couldn't remove dex file for package at location " + codePath 11532 + ", retcode=" + retCode); 11533 // we don't consider this to be a failure of the core package deletion 11534 } 11535 } 11536 } 11537 } 11538 } 11539 11540 /** 11541 * Logic to handle installation of non-ASEC applications, including copying 11542 * and renaming logic. 11543 */ 11544 class FileInstallArgs extends InstallArgs { 11545 private File codeFile; 11546 private File resourceFile; 11547 11548 // Example topology: 11549 // /data/app/com.example/base.apk 11550 // /data/app/com.example/split_foo.apk 11551 // /data/app/com.example/lib/arm/libfoo.so 11552 // /data/app/com.example/lib/arm64/libfoo.so 11553 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11554 11555 /** New install */ 11556 FileInstallArgs(InstallParams params) { 11557 super(params.origin, params.move, params.observer, params.installFlags, 11558 params.installerPackageName, params.volumeUuid, 11559 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11560 params.grantedRuntimePermissions, 11561 params.traceMethod, params.traceCookie); 11562 if (isFwdLocked()) { 11563 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11564 } 11565 } 11566 11567 /** Existing install */ 11568 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11569 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11570 null, null, null, 0); 11571 this.codeFile = (codePath != null) ? new File(codePath) : null; 11572 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11573 } 11574 11575 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11576 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11577 try { 11578 return doCopyApk(imcs, temp); 11579 } finally { 11580 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11581 } 11582 } 11583 11584 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11585 if (origin.staged) { 11586 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11587 codeFile = origin.file; 11588 resourceFile = origin.file; 11589 return PackageManager.INSTALL_SUCCEEDED; 11590 } 11591 11592 try { 11593 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11594 final File tempDir = 11595 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11596 codeFile = tempDir; 11597 resourceFile = tempDir; 11598 } catch (IOException e) { 11599 Slog.w(TAG, "Failed to create copy file: " + e); 11600 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11601 } 11602 11603 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11604 @Override 11605 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11606 if (!FileUtils.isValidExtFilename(name)) { 11607 throw new IllegalArgumentException("Invalid filename: " + name); 11608 } 11609 try { 11610 final File file = new File(codeFile, name); 11611 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11612 O_RDWR | O_CREAT, 0644); 11613 Os.chmod(file.getAbsolutePath(), 0644); 11614 return new ParcelFileDescriptor(fd); 11615 } catch (ErrnoException e) { 11616 throw new RemoteException("Failed to open: " + e.getMessage()); 11617 } 11618 } 11619 }; 11620 11621 int ret = PackageManager.INSTALL_SUCCEEDED; 11622 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11623 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11624 Slog.e(TAG, "Failed to copy package"); 11625 return ret; 11626 } 11627 11628 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11629 NativeLibraryHelper.Handle handle = null; 11630 try { 11631 handle = NativeLibraryHelper.Handle.create(codeFile); 11632 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11633 abiOverride); 11634 } catch (IOException e) { 11635 Slog.e(TAG, "Copying native libraries failed", e); 11636 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11637 } finally { 11638 IoUtils.closeQuietly(handle); 11639 } 11640 11641 return ret; 11642 } 11643 11644 int doPreInstall(int status) { 11645 if (status != PackageManager.INSTALL_SUCCEEDED) { 11646 cleanUp(); 11647 } 11648 return status; 11649 } 11650 11651 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11652 if (status != PackageManager.INSTALL_SUCCEEDED) { 11653 cleanUp(); 11654 return false; 11655 } 11656 11657 final File targetDir = codeFile.getParentFile(); 11658 final File beforeCodeFile = codeFile; 11659 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11660 11661 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11662 try { 11663 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11664 } catch (ErrnoException e) { 11665 Slog.w(TAG, "Failed to rename", e); 11666 return false; 11667 } 11668 11669 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11670 Slog.w(TAG, "Failed to restorecon"); 11671 return false; 11672 } 11673 11674 // Reflect the rename internally 11675 codeFile = afterCodeFile; 11676 resourceFile = afterCodeFile; 11677 11678 // Reflect the rename in scanned details 11679 pkg.codePath = afterCodeFile.getAbsolutePath(); 11680 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11681 pkg.baseCodePath); 11682 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11683 pkg.splitCodePaths); 11684 11685 // Reflect the rename in app info 11686 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11687 pkg.applicationInfo.setCodePath(pkg.codePath); 11688 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11689 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11690 pkg.applicationInfo.setResourcePath(pkg.codePath); 11691 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11692 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11693 11694 return true; 11695 } 11696 11697 int doPostInstall(int status, int uid) { 11698 if (status != PackageManager.INSTALL_SUCCEEDED) { 11699 cleanUp(); 11700 } 11701 return status; 11702 } 11703 11704 @Override 11705 String getCodePath() { 11706 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11707 } 11708 11709 @Override 11710 String getResourcePath() { 11711 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11712 } 11713 11714 private boolean cleanUp() { 11715 if (codeFile == null || !codeFile.exists()) { 11716 return false; 11717 } 11718 11719 if (codeFile.isDirectory()) { 11720 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11721 } else { 11722 codeFile.delete(); 11723 } 11724 11725 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11726 resourceFile.delete(); 11727 } 11728 11729 return true; 11730 } 11731 11732 void cleanUpResourcesLI() { 11733 // Try enumerating all code paths before deleting 11734 List<String> allCodePaths = Collections.EMPTY_LIST; 11735 if (codeFile != null && codeFile.exists()) { 11736 try { 11737 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11738 allCodePaths = pkg.getAllCodePaths(); 11739 } catch (PackageParserException e) { 11740 // Ignored; we tried our best 11741 } 11742 } 11743 11744 cleanUp(); 11745 removeDexFiles(allCodePaths, instructionSets); 11746 } 11747 11748 boolean doPostDeleteLI(boolean delete) { 11749 // XXX err, shouldn't we respect the delete flag? 11750 cleanUpResourcesLI(); 11751 return true; 11752 } 11753 } 11754 11755 private boolean isAsecExternal(String cid) { 11756 final String asecPath = PackageHelper.getSdFilesystem(cid); 11757 return !asecPath.startsWith(mAsecInternalPath); 11758 } 11759 11760 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11761 PackageManagerException { 11762 if (copyRet < 0) { 11763 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11764 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11765 throw new PackageManagerException(copyRet, message); 11766 } 11767 } 11768 } 11769 11770 /** 11771 * Extract the MountService "container ID" from the full code path of an 11772 * .apk. 11773 */ 11774 static String cidFromCodePath(String fullCodePath) { 11775 int eidx = fullCodePath.lastIndexOf("/"); 11776 String subStr1 = fullCodePath.substring(0, eidx); 11777 int sidx = subStr1.lastIndexOf("/"); 11778 return subStr1.substring(sidx+1, eidx); 11779 } 11780 11781 /** 11782 * Logic to handle installation of ASEC applications, including copying and 11783 * renaming logic. 11784 */ 11785 class AsecInstallArgs extends InstallArgs { 11786 static final String RES_FILE_NAME = "pkg.apk"; 11787 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11788 11789 String cid; 11790 String packagePath; 11791 String resourcePath; 11792 11793 /** New install */ 11794 AsecInstallArgs(InstallParams params) { 11795 super(params.origin, params.move, params.observer, params.installFlags, 11796 params.installerPackageName, params.volumeUuid, 11797 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11798 params.grantedRuntimePermissions, 11799 params.traceMethod, params.traceCookie); 11800 } 11801 11802 /** Existing install */ 11803 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11804 boolean isExternal, boolean isForwardLocked) { 11805 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11806 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11807 instructionSets, null, null, null, 0); 11808 // Hackily pretend we're still looking at a full code path 11809 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11810 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11811 } 11812 11813 // Extract cid from fullCodePath 11814 int eidx = fullCodePath.lastIndexOf("/"); 11815 String subStr1 = fullCodePath.substring(0, eidx); 11816 int sidx = subStr1.lastIndexOf("/"); 11817 cid = subStr1.substring(sidx+1, eidx); 11818 setMountPath(subStr1); 11819 } 11820 11821 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11822 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11823 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11824 instructionSets, null, null, null, 0); 11825 this.cid = cid; 11826 setMountPath(PackageHelper.getSdDir(cid)); 11827 } 11828 11829 void createCopyFile() { 11830 cid = mInstallerService.allocateExternalStageCidLegacy(); 11831 } 11832 11833 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11834 if (origin.staged && origin.cid != null) { 11835 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11836 cid = origin.cid; 11837 setMountPath(PackageHelper.getSdDir(cid)); 11838 return PackageManager.INSTALL_SUCCEEDED; 11839 } 11840 11841 if (temp) { 11842 createCopyFile(); 11843 } else { 11844 /* 11845 * Pre-emptively destroy the container since it's destroyed if 11846 * copying fails due to it existing anyway. 11847 */ 11848 PackageHelper.destroySdDir(cid); 11849 } 11850 11851 final String newMountPath = imcs.copyPackageToContainer( 11852 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11853 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11854 11855 if (newMountPath != null) { 11856 setMountPath(newMountPath); 11857 return PackageManager.INSTALL_SUCCEEDED; 11858 } else { 11859 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11860 } 11861 } 11862 11863 @Override 11864 String getCodePath() { 11865 return packagePath; 11866 } 11867 11868 @Override 11869 String getResourcePath() { 11870 return resourcePath; 11871 } 11872 11873 int doPreInstall(int status) { 11874 if (status != PackageManager.INSTALL_SUCCEEDED) { 11875 // Destroy container 11876 PackageHelper.destroySdDir(cid); 11877 } else { 11878 boolean mounted = PackageHelper.isContainerMounted(cid); 11879 if (!mounted) { 11880 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11881 Process.SYSTEM_UID); 11882 if (newMountPath != null) { 11883 setMountPath(newMountPath); 11884 } else { 11885 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11886 } 11887 } 11888 } 11889 return status; 11890 } 11891 11892 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11893 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11894 String newMountPath = null; 11895 if (PackageHelper.isContainerMounted(cid)) { 11896 // Unmount the container 11897 if (!PackageHelper.unMountSdDir(cid)) { 11898 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11899 return false; 11900 } 11901 } 11902 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11903 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11904 " which might be stale. Will try to clean up."); 11905 // Clean up the stale container and proceed to recreate. 11906 if (!PackageHelper.destroySdDir(newCacheId)) { 11907 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11908 return false; 11909 } 11910 // Successfully cleaned up stale container. Try to rename again. 11911 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11912 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11913 + " inspite of cleaning it up."); 11914 return false; 11915 } 11916 } 11917 if (!PackageHelper.isContainerMounted(newCacheId)) { 11918 Slog.w(TAG, "Mounting container " + newCacheId); 11919 newMountPath = PackageHelper.mountSdDir(newCacheId, 11920 getEncryptKey(), Process.SYSTEM_UID); 11921 } else { 11922 newMountPath = PackageHelper.getSdDir(newCacheId); 11923 } 11924 if (newMountPath == null) { 11925 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11926 return false; 11927 } 11928 Log.i(TAG, "Succesfully renamed " + cid + 11929 " to " + newCacheId + 11930 " at new path: " + newMountPath); 11931 cid = newCacheId; 11932 11933 final File beforeCodeFile = new File(packagePath); 11934 setMountPath(newMountPath); 11935 final File afterCodeFile = new File(packagePath); 11936 11937 // Reflect the rename in scanned details 11938 pkg.codePath = afterCodeFile.getAbsolutePath(); 11939 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11940 pkg.baseCodePath); 11941 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11942 pkg.splitCodePaths); 11943 11944 // Reflect the rename in app info 11945 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11946 pkg.applicationInfo.setCodePath(pkg.codePath); 11947 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11948 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11949 pkg.applicationInfo.setResourcePath(pkg.codePath); 11950 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11951 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11952 11953 return true; 11954 } 11955 11956 private void setMountPath(String mountPath) { 11957 final File mountFile = new File(mountPath); 11958 11959 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11960 if (monolithicFile.exists()) { 11961 packagePath = monolithicFile.getAbsolutePath(); 11962 if (isFwdLocked()) { 11963 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11964 } else { 11965 resourcePath = packagePath; 11966 } 11967 } else { 11968 packagePath = mountFile.getAbsolutePath(); 11969 resourcePath = packagePath; 11970 } 11971 } 11972 11973 int doPostInstall(int status, int uid) { 11974 if (status != PackageManager.INSTALL_SUCCEEDED) { 11975 cleanUp(); 11976 } else { 11977 final int groupOwner; 11978 final String protectedFile; 11979 if (isFwdLocked()) { 11980 groupOwner = UserHandle.getSharedAppGid(uid); 11981 protectedFile = RES_FILE_NAME; 11982 } else { 11983 groupOwner = -1; 11984 protectedFile = null; 11985 } 11986 11987 if (uid < Process.FIRST_APPLICATION_UID 11988 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11989 Slog.e(TAG, "Failed to finalize " + cid); 11990 PackageHelper.destroySdDir(cid); 11991 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11992 } 11993 11994 boolean mounted = PackageHelper.isContainerMounted(cid); 11995 if (!mounted) { 11996 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11997 } 11998 } 11999 return status; 12000 } 12001 12002 private void cleanUp() { 12003 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12004 12005 // Destroy secure container 12006 PackageHelper.destroySdDir(cid); 12007 } 12008 12009 private List<String> getAllCodePaths() { 12010 final File codeFile = new File(getCodePath()); 12011 if (codeFile != null && codeFile.exists()) { 12012 try { 12013 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12014 return pkg.getAllCodePaths(); 12015 } catch (PackageParserException e) { 12016 // Ignored; we tried our best 12017 } 12018 } 12019 return Collections.EMPTY_LIST; 12020 } 12021 12022 void cleanUpResourcesLI() { 12023 // Enumerate all code paths before deleting 12024 cleanUpResourcesLI(getAllCodePaths()); 12025 } 12026 12027 private void cleanUpResourcesLI(List<String> allCodePaths) { 12028 cleanUp(); 12029 removeDexFiles(allCodePaths, instructionSets); 12030 } 12031 12032 String getPackageName() { 12033 return getAsecPackageName(cid); 12034 } 12035 12036 boolean doPostDeleteLI(boolean delete) { 12037 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12038 final List<String> allCodePaths = getAllCodePaths(); 12039 boolean mounted = PackageHelper.isContainerMounted(cid); 12040 if (mounted) { 12041 // Unmount first 12042 if (PackageHelper.unMountSdDir(cid)) { 12043 mounted = false; 12044 } 12045 } 12046 if (!mounted && delete) { 12047 cleanUpResourcesLI(allCodePaths); 12048 } 12049 return !mounted; 12050 } 12051 12052 @Override 12053 int doPreCopy() { 12054 if (isFwdLocked()) { 12055 if (!PackageHelper.fixSdPermissions(cid, 12056 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12057 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12058 } 12059 } 12060 12061 return PackageManager.INSTALL_SUCCEEDED; 12062 } 12063 12064 @Override 12065 int doPostCopy(int uid) { 12066 if (isFwdLocked()) { 12067 if (uid < Process.FIRST_APPLICATION_UID 12068 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12069 RES_FILE_NAME)) { 12070 Slog.e(TAG, "Failed to finalize " + cid); 12071 PackageHelper.destroySdDir(cid); 12072 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12073 } 12074 } 12075 12076 return PackageManager.INSTALL_SUCCEEDED; 12077 } 12078 } 12079 12080 /** 12081 * Logic to handle movement of existing installed applications. 12082 */ 12083 class MoveInstallArgs extends InstallArgs { 12084 private File codeFile; 12085 private File resourceFile; 12086 12087 /** New install */ 12088 MoveInstallArgs(InstallParams params) { 12089 super(params.origin, params.move, params.observer, params.installFlags, 12090 params.installerPackageName, params.volumeUuid, 12091 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12092 params.grantedRuntimePermissions, 12093 params.traceMethod, params.traceCookie); 12094 } 12095 12096 int copyApk(IMediaContainerService imcs, boolean temp) { 12097 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12098 + move.fromUuid + " to " + move.toUuid); 12099 synchronized (mInstaller) { 12100 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12101 move.dataAppName, move.appId, move.seinfo) != 0) { 12102 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12103 } 12104 } 12105 12106 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12107 resourceFile = codeFile; 12108 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12109 12110 return PackageManager.INSTALL_SUCCEEDED; 12111 } 12112 12113 int doPreInstall(int status) { 12114 if (status != PackageManager.INSTALL_SUCCEEDED) { 12115 cleanUp(move.toUuid); 12116 } 12117 return status; 12118 } 12119 12120 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12121 if (status != PackageManager.INSTALL_SUCCEEDED) { 12122 cleanUp(move.toUuid); 12123 return false; 12124 } 12125 12126 // Reflect the move in app info 12127 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12128 pkg.applicationInfo.setCodePath(pkg.codePath); 12129 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12130 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12131 pkg.applicationInfo.setResourcePath(pkg.codePath); 12132 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12133 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12134 12135 return true; 12136 } 12137 12138 int doPostInstall(int status, int uid) { 12139 if (status == PackageManager.INSTALL_SUCCEEDED) { 12140 cleanUp(move.fromUuid); 12141 } else { 12142 cleanUp(move.toUuid); 12143 } 12144 return status; 12145 } 12146 12147 @Override 12148 String getCodePath() { 12149 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12150 } 12151 12152 @Override 12153 String getResourcePath() { 12154 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12155 } 12156 12157 private boolean cleanUp(String volumeUuid) { 12158 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12159 move.dataAppName); 12160 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12161 synchronized (mInstallLock) { 12162 // Clean up both app data and code 12163 removeDataDirsLI(volumeUuid, move.packageName); 12164 if (codeFile.isDirectory()) { 12165 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12166 } else { 12167 codeFile.delete(); 12168 } 12169 } 12170 return true; 12171 } 12172 12173 void cleanUpResourcesLI() { 12174 throw new UnsupportedOperationException(); 12175 } 12176 12177 boolean doPostDeleteLI(boolean delete) { 12178 throw new UnsupportedOperationException(); 12179 } 12180 } 12181 12182 static String getAsecPackageName(String packageCid) { 12183 int idx = packageCid.lastIndexOf("-"); 12184 if (idx == -1) { 12185 return packageCid; 12186 } 12187 return packageCid.substring(0, idx); 12188 } 12189 12190 // Utility method used to create code paths based on package name and available index. 12191 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12192 String idxStr = ""; 12193 int idx = 1; 12194 // Fall back to default value of idx=1 if prefix is not 12195 // part of oldCodePath 12196 if (oldCodePath != null) { 12197 String subStr = oldCodePath; 12198 // Drop the suffix right away 12199 if (suffix != null && subStr.endsWith(suffix)) { 12200 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12201 } 12202 // If oldCodePath already contains prefix find out the 12203 // ending index to either increment or decrement. 12204 int sidx = subStr.lastIndexOf(prefix); 12205 if (sidx != -1) { 12206 subStr = subStr.substring(sidx + prefix.length()); 12207 if (subStr != null) { 12208 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12209 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12210 } 12211 try { 12212 idx = Integer.parseInt(subStr); 12213 if (idx <= 1) { 12214 idx++; 12215 } else { 12216 idx--; 12217 } 12218 } catch(NumberFormatException e) { 12219 } 12220 } 12221 } 12222 } 12223 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12224 return prefix + idxStr; 12225 } 12226 12227 private File getNextCodePath(File targetDir, String packageName) { 12228 int suffix = 1; 12229 File result; 12230 do { 12231 result = new File(targetDir, packageName + "-" + suffix); 12232 suffix++; 12233 } while (result.exists()); 12234 return result; 12235 } 12236 12237 // Utility method that returns the relative package path with respect 12238 // to the installation directory. Like say for /data/data/com.test-1.apk 12239 // string com.test-1 is returned. 12240 static String deriveCodePathName(String codePath) { 12241 if (codePath == null) { 12242 return null; 12243 } 12244 final File codeFile = new File(codePath); 12245 final String name = codeFile.getName(); 12246 if (codeFile.isDirectory()) { 12247 return name; 12248 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12249 final int lastDot = name.lastIndexOf('.'); 12250 return name.substring(0, lastDot); 12251 } else { 12252 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12253 return null; 12254 } 12255 } 12256 12257 static class PackageInstalledInfo { 12258 String name; 12259 int uid; 12260 // The set of users that originally had this package installed. 12261 int[] origUsers; 12262 // The set of users that now have this package installed. 12263 int[] newUsers; 12264 PackageParser.Package pkg; 12265 int returnCode; 12266 String returnMsg; 12267 PackageRemovedInfo removedInfo; 12268 12269 public void setError(int code, String msg) { 12270 returnCode = code; 12271 returnMsg = msg; 12272 Slog.w(TAG, msg); 12273 } 12274 12275 public void setError(String msg, PackageParserException e) { 12276 returnCode = e.error; 12277 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12278 Slog.w(TAG, msg, e); 12279 } 12280 12281 public void setError(String msg, PackageManagerException e) { 12282 returnCode = e.error; 12283 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12284 Slog.w(TAG, msg, e); 12285 } 12286 12287 // In some error cases we want to convey more info back to the observer 12288 String origPackage; 12289 String origPermission; 12290 } 12291 12292 /* 12293 * Install a non-existing package. 12294 */ 12295 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12296 UserHandle user, String installerPackageName, String volumeUuid, 12297 PackageInstalledInfo res) { 12298 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12299 12300 // Remember this for later, in case we need to rollback this install 12301 String pkgName = pkg.packageName; 12302 12303 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12304 // TODO: b/23350563 12305 final boolean dataDirExists = Environment 12306 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12307 12308 synchronized(mPackages) { 12309 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12310 // A package with the same name is already installed, though 12311 // it has been renamed to an older name. The package we 12312 // are trying to install should be installed as an update to 12313 // the existing one, but that has not been requested, so bail. 12314 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12315 + " without first uninstalling package running as " 12316 + mSettings.mRenamedPackages.get(pkgName)); 12317 return; 12318 } 12319 if (mPackages.containsKey(pkgName)) { 12320 // Don't allow installation over an existing package with the same name. 12321 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12322 + " without first uninstalling."); 12323 return; 12324 } 12325 } 12326 12327 try { 12328 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12329 System.currentTimeMillis(), user); 12330 12331 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12332 // delete the partially installed application. the data directory will have to be 12333 // restored if it was already existing 12334 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12335 // remove package from internal structures. Note that we want deletePackageX to 12336 // delete the package data and cache directories that it created in 12337 // scanPackageLocked, unless those directories existed before we even tried to 12338 // install. 12339 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12340 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12341 res.removedInfo, true); 12342 } 12343 12344 } catch (PackageManagerException e) { 12345 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12346 } 12347 12348 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12349 } 12350 12351 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12352 // Can't rotate keys during boot or if sharedUser. 12353 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12354 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12355 return false; 12356 } 12357 // app is using upgradeKeySets; make sure all are valid 12358 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12359 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12360 for (int i = 0; i < upgradeKeySets.length; i++) { 12361 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12362 Slog.wtf(TAG, "Package " 12363 + (oldPs.name != null ? oldPs.name : "<null>") 12364 + " contains upgrade-key-set reference to unknown key-set: " 12365 + upgradeKeySets[i] 12366 + " reverting to signatures check."); 12367 return false; 12368 } 12369 } 12370 return true; 12371 } 12372 12373 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12374 // Upgrade keysets are being used. Determine if new package has a superset of the 12375 // required keys. 12376 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12377 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12378 for (int i = 0; i < upgradeKeySets.length; i++) { 12379 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12380 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12381 return true; 12382 } 12383 } 12384 return false; 12385 } 12386 12387 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12388 UserHandle user, String installerPackageName, String volumeUuid, 12389 PackageInstalledInfo res) { 12390 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12391 12392 final PackageParser.Package oldPackage; 12393 final String pkgName = pkg.packageName; 12394 final int[] allUsers; 12395 final boolean[] perUserInstalled; 12396 12397 // First find the old package info and check signatures 12398 synchronized(mPackages) { 12399 oldPackage = mPackages.get(pkgName); 12400 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12401 if (isEphemeral && !oldIsEphemeral) { 12402 // can't downgrade from full to ephemeral 12403 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12404 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12405 return; 12406 } 12407 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12408 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12409 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12410 if(!checkUpgradeKeySetLP(ps, pkg)) { 12411 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12412 "New package not signed by keys specified by upgrade-keysets: " 12413 + pkgName); 12414 return; 12415 } 12416 } else { 12417 // default to original signature matching 12418 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12419 != PackageManager.SIGNATURE_MATCH) { 12420 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12421 "New package has a different signature: " + pkgName); 12422 return; 12423 } 12424 } 12425 12426 // In case of rollback, remember per-user/profile install state 12427 allUsers = sUserManager.getUserIds(); 12428 perUserInstalled = new boolean[allUsers.length]; 12429 for (int i = 0; i < allUsers.length; i++) { 12430 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12431 } 12432 } 12433 12434 boolean sysPkg = (isSystemApp(oldPackage)); 12435 if (sysPkg) { 12436 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12437 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12438 } else { 12439 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12440 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12441 } 12442 } 12443 12444 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12445 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12446 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12447 String volumeUuid, PackageInstalledInfo res) { 12448 String pkgName = deletedPackage.packageName; 12449 boolean deletedPkg = true; 12450 boolean updatedSettings = false; 12451 12452 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12453 + deletedPackage); 12454 long origUpdateTime; 12455 if (pkg.mExtras != null) { 12456 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12457 } else { 12458 origUpdateTime = 0; 12459 } 12460 12461 // First delete the existing package while retaining the data directory 12462 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12463 res.removedInfo, true)) { 12464 // If the existing package wasn't successfully deleted 12465 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12466 deletedPkg = false; 12467 } else { 12468 // Successfully deleted the old package; proceed with replace. 12469 12470 // If deleted package lived in a container, give users a chance to 12471 // relinquish resources before killing. 12472 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12473 if (DEBUG_INSTALL) { 12474 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12475 } 12476 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12477 final ArrayList<String> pkgList = new ArrayList<String>(1); 12478 pkgList.add(deletedPackage.applicationInfo.packageName); 12479 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12480 } 12481 12482 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12483 try { 12484 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12485 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12486 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12487 perUserInstalled, res, user); 12488 updatedSettings = true; 12489 } catch (PackageManagerException e) { 12490 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12491 } 12492 } 12493 12494 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12495 // remove package from internal structures. Note that we want deletePackageX to 12496 // delete the package data and cache directories that it created in 12497 // scanPackageLocked, unless those directories existed before we even tried to 12498 // install. 12499 if(updatedSettings) { 12500 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12501 deletePackageLI( 12502 pkgName, null, true, allUsers, perUserInstalled, 12503 PackageManager.DELETE_KEEP_DATA, 12504 res.removedInfo, true); 12505 } 12506 // Since we failed to install the new package we need to restore the old 12507 // package that we deleted. 12508 if (deletedPkg) { 12509 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12510 File restoreFile = new File(deletedPackage.codePath); 12511 // Parse old package 12512 boolean oldExternal = isExternal(deletedPackage); 12513 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12514 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12515 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12516 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12517 try { 12518 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12519 null); 12520 } catch (PackageManagerException e) { 12521 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12522 + e.getMessage()); 12523 return; 12524 } 12525 // Restore of old package succeeded. Update permissions. 12526 // writer 12527 synchronized (mPackages) { 12528 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12529 UPDATE_PERMISSIONS_ALL); 12530 // can downgrade to reader 12531 mSettings.writeLPr(); 12532 } 12533 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12534 } 12535 } 12536 } 12537 12538 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12539 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12540 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12541 String volumeUuid, PackageInstalledInfo res) { 12542 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12543 + ", old=" + deletedPackage); 12544 boolean disabledSystem = false; 12545 boolean updatedSettings = false; 12546 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12547 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12548 != 0) { 12549 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12550 } 12551 String packageName = deletedPackage.packageName; 12552 if (packageName == null) { 12553 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12554 "Attempt to delete null packageName."); 12555 return; 12556 } 12557 PackageParser.Package oldPkg; 12558 PackageSetting oldPkgSetting; 12559 // reader 12560 synchronized (mPackages) { 12561 oldPkg = mPackages.get(packageName); 12562 oldPkgSetting = mSettings.mPackages.get(packageName); 12563 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12564 (oldPkgSetting == null)) { 12565 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12566 "Couldn't find package " + packageName + " information"); 12567 return; 12568 } 12569 } 12570 12571 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12572 12573 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12574 res.removedInfo.removedPackage = packageName; 12575 // Remove existing system package 12576 removePackageLI(oldPkgSetting, true); 12577 // writer 12578 synchronized (mPackages) { 12579 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12580 if (!disabledSystem && deletedPackage != null) { 12581 // We didn't need to disable the .apk as a current system package, 12582 // which means we are replacing another update that is already 12583 // installed. We need to make sure to delete the older one's .apk. 12584 res.removedInfo.args = createInstallArgsForExisting(0, 12585 deletedPackage.applicationInfo.getCodePath(), 12586 deletedPackage.applicationInfo.getResourcePath(), 12587 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12588 } else { 12589 res.removedInfo.args = null; 12590 } 12591 } 12592 12593 // Successfully disabled the old package. Now proceed with re-installation 12594 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12595 12596 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12597 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12598 12599 PackageParser.Package newPackage = null; 12600 try { 12601 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12602 if (newPackage.mExtras != null) { 12603 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12604 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12605 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12606 12607 // is the update attempting to change shared user? that isn't going to work... 12608 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12609 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12610 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12611 + " to " + newPkgSetting.sharedUser); 12612 updatedSettings = true; 12613 } 12614 } 12615 12616 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12617 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12618 perUserInstalled, res, user); 12619 updatedSettings = true; 12620 } 12621 12622 } catch (PackageManagerException e) { 12623 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12624 } 12625 12626 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12627 // Re installation failed. Restore old information 12628 // Remove new pkg information 12629 if (newPackage != null) { 12630 removeInstalledPackageLI(newPackage, true); 12631 } 12632 // Add back the old system package 12633 try { 12634 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12635 } catch (PackageManagerException e) { 12636 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12637 } 12638 // Restore the old system information in Settings 12639 synchronized (mPackages) { 12640 if (disabledSystem) { 12641 mSettings.enableSystemPackageLPw(packageName); 12642 } 12643 if (updatedSettings) { 12644 mSettings.setInstallerPackageName(packageName, 12645 oldPkgSetting.installerPackageName); 12646 } 12647 mSettings.writeLPr(); 12648 } 12649 } 12650 } 12651 12652 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12653 // Collect all used permissions in the UID 12654 ArraySet<String> usedPermissions = new ArraySet<>(); 12655 final int packageCount = su.packages.size(); 12656 for (int i = 0; i < packageCount; i++) { 12657 PackageSetting ps = su.packages.valueAt(i); 12658 if (ps.pkg == null) { 12659 continue; 12660 } 12661 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12662 for (int j = 0; j < requestedPermCount; j++) { 12663 String permission = ps.pkg.requestedPermissions.get(j); 12664 BasePermission bp = mSettings.mPermissions.get(permission); 12665 if (bp != null) { 12666 usedPermissions.add(permission); 12667 } 12668 } 12669 } 12670 12671 PermissionsState permissionsState = su.getPermissionsState(); 12672 // Prune install permissions 12673 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12674 final int installPermCount = installPermStates.size(); 12675 for (int i = installPermCount - 1; i >= 0; i--) { 12676 PermissionState permissionState = installPermStates.get(i); 12677 if (!usedPermissions.contains(permissionState.getName())) { 12678 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12679 if (bp != null) { 12680 permissionsState.revokeInstallPermission(bp); 12681 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12682 PackageManager.MASK_PERMISSION_FLAGS, 0); 12683 } 12684 } 12685 } 12686 12687 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12688 12689 // Prune runtime permissions 12690 for (int userId : allUserIds) { 12691 List<PermissionState> runtimePermStates = permissionsState 12692 .getRuntimePermissionStates(userId); 12693 final int runtimePermCount = runtimePermStates.size(); 12694 for (int i = runtimePermCount - 1; i >= 0; i--) { 12695 PermissionState permissionState = runtimePermStates.get(i); 12696 if (!usedPermissions.contains(permissionState.getName())) { 12697 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12698 if (bp != null) { 12699 permissionsState.revokeRuntimePermission(bp, userId); 12700 permissionsState.updatePermissionFlags(bp, userId, 12701 PackageManager.MASK_PERMISSION_FLAGS, 0); 12702 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12703 runtimePermissionChangedUserIds, userId); 12704 } 12705 } 12706 } 12707 } 12708 12709 return runtimePermissionChangedUserIds; 12710 } 12711 12712 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12713 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12714 UserHandle user) { 12715 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12716 12717 String pkgName = newPackage.packageName; 12718 synchronized (mPackages) { 12719 //write settings. the installStatus will be incomplete at this stage. 12720 //note that the new package setting would have already been 12721 //added to mPackages. It hasn't been persisted yet. 12722 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12723 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12724 mSettings.writeLPr(); 12725 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12726 } 12727 12728 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12729 synchronized (mPackages) { 12730 updatePermissionsLPw(newPackage.packageName, newPackage, 12731 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12732 ? UPDATE_PERMISSIONS_ALL : 0)); 12733 // For system-bundled packages, we assume that installing an upgraded version 12734 // of the package implies that the user actually wants to run that new code, 12735 // so we enable the package. 12736 PackageSetting ps = mSettings.mPackages.get(pkgName); 12737 if (ps != null) { 12738 if (isSystemApp(newPackage)) { 12739 // NB: implicit assumption that system package upgrades apply to all users 12740 if (DEBUG_INSTALL) { 12741 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12742 } 12743 if (res.origUsers != null) { 12744 for (int userHandle : res.origUsers) { 12745 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12746 userHandle, installerPackageName); 12747 } 12748 } 12749 // Also convey the prior install/uninstall state 12750 if (allUsers != null && perUserInstalled != null) { 12751 for (int i = 0; i < allUsers.length; i++) { 12752 if (DEBUG_INSTALL) { 12753 Slog.d(TAG, " user " + allUsers[i] 12754 + " => " + perUserInstalled[i]); 12755 } 12756 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12757 } 12758 // these install state changes will be persisted in the 12759 // upcoming call to mSettings.writeLPr(). 12760 } 12761 } 12762 // It's implied that when a user requests installation, they want the app to be 12763 // installed and enabled. 12764 int userId = user.getIdentifier(); 12765 if (userId != UserHandle.USER_ALL) { 12766 ps.setInstalled(true, userId); 12767 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12768 } 12769 } 12770 res.name = pkgName; 12771 res.uid = newPackage.applicationInfo.uid; 12772 res.pkg = newPackage; 12773 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12774 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12775 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12776 //to update install status 12777 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12778 mSettings.writeLPr(); 12779 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12780 } 12781 12782 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12783 } 12784 12785 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12786 try { 12787 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12788 installPackageLI(args, res); 12789 } finally { 12790 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12791 } 12792 } 12793 12794 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12795 final int installFlags = args.installFlags; 12796 final String installerPackageName = args.installerPackageName; 12797 final String volumeUuid = args.volumeUuid; 12798 final File tmpPackageFile = new File(args.getCodePath()); 12799 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12800 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12801 || (args.volumeUuid != null)); 12802 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12803 boolean replace = false; 12804 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12805 if (args.move != null) { 12806 // moving a complete application; perfom an initial scan on the new install location 12807 scanFlags |= SCAN_INITIAL; 12808 } 12809 // Result object to be returned 12810 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12811 12812 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12813 12814 // Sanity check 12815 if (ephemeral && (forwardLocked || onExternal)) { 12816 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12817 + " external=" + onExternal); 12818 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12819 return; 12820 } 12821 12822 // Retrieve PackageSettings and parse package 12823 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12824 | PackageParser.PARSE_ENFORCE_CODE 12825 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12826 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12827 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12828 PackageParser pp = new PackageParser(); 12829 pp.setSeparateProcesses(mSeparateProcesses); 12830 pp.setDisplayMetrics(mMetrics); 12831 12832 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12833 final PackageParser.Package pkg; 12834 try { 12835 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12836 } catch (PackageParserException e) { 12837 res.setError("Failed parse during installPackageLI", e); 12838 return; 12839 } finally { 12840 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12841 } 12842 12843 // Mark that we have an install time CPU ABI override. 12844 pkg.cpuAbiOverride = args.abiOverride; 12845 12846 String pkgName = res.name = pkg.packageName; 12847 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12848 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12849 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12850 return; 12851 } 12852 } 12853 12854 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12855 try { 12856 pp.collectCertificates(pkg, parseFlags); 12857 } catch (PackageParserException e) { 12858 res.setError("Failed collect during installPackageLI", e); 12859 return; 12860 } finally { 12861 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12862 } 12863 12864 // Get rid of all references to package scan path via parser. 12865 pp = null; 12866 String oldCodePath = null; 12867 boolean systemApp = false; 12868 synchronized (mPackages) { 12869 // Check if installing already existing package 12870 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12871 String oldName = mSettings.mRenamedPackages.get(pkgName); 12872 if (pkg.mOriginalPackages != null 12873 && pkg.mOriginalPackages.contains(oldName) 12874 && mPackages.containsKey(oldName)) { 12875 // This package is derived from an original package, 12876 // and this device has been updating from that original 12877 // name. We must continue using the original name, so 12878 // rename the new package here. 12879 pkg.setPackageName(oldName); 12880 pkgName = pkg.packageName; 12881 replace = true; 12882 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12883 + oldName + " pkgName=" + pkgName); 12884 } else if (mPackages.containsKey(pkgName)) { 12885 // This package, under its official name, already exists 12886 // on the device; we should replace it. 12887 replace = true; 12888 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12889 } 12890 12891 // Prevent apps opting out from runtime permissions 12892 if (replace) { 12893 PackageParser.Package oldPackage = mPackages.get(pkgName); 12894 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12895 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12896 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12897 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12898 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12899 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12900 + " doesn't support runtime permissions but the old" 12901 + " target SDK " + oldTargetSdk + " does."); 12902 return; 12903 } 12904 } 12905 } 12906 12907 PackageSetting ps = mSettings.mPackages.get(pkgName); 12908 if (ps != null) { 12909 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12910 12911 // Quick sanity check that we're signed correctly if updating; 12912 // we'll check this again later when scanning, but we want to 12913 // bail early here before tripping over redefined permissions. 12914 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12915 if (!checkUpgradeKeySetLP(ps, pkg)) { 12916 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12917 + pkg.packageName + " upgrade keys do not match the " 12918 + "previously installed version"); 12919 return; 12920 } 12921 } else { 12922 try { 12923 verifySignaturesLP(ps, pkg); 12924 } catch (PackageManagerException e) { 12925 res.setError(e.error, e.getMessage()); 12926 return; 12927 } 12928 } 12929 12930 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12931 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12932 systemApp = (ps.pkg.applicationInfo.flags & 12933 ApplicationInfo.FLAG_SYSTEM) != 0; 12934 } 12935 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12936 } 12937 12938 // Check whether the newly-scanned package wants to define an already-defined perm 12939 int N = pkg.permissions.size(); 12940 for (int i = N-1; i >= 0; i--) { 12941 PackageParser.Permission perm = pkg.permissions.get(i); 12942 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12943 if (bp != null) { 12944 // If the defining package is signed with our cert, it's okay. This 12945 // also includes the "updating the same package" case, of course. 12946 // "updating same package" could also involve key-rotation. 12947 final boolean sigsOk; 12948 if (bp.sourcePackage.equals(pkg.packageName) 12949 && (bp.packageSetting instanceof PackageSetting) 12950 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12951 scanFlags))) { 12952 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12953 } else { 12954 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12955 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12956 } 12957 if (!sigsOk) { 12958 // If the owning package is the system itself, we log but allow 12959 // install to proceed; we fail the install on all other permission 12960 // redefinitions. 12961 if (!bp.sourcePackage.equals("android")) { 12962 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12963 + pkg.packageName + " attempting to redeclare permission " 12964 + perm.info.name + " already owned by " + bp.sourcePackage); 12965 res.origPermission = perm.info.name; 12966 res.origPackage = bp.sourcePackage; 12967 return; 12968 } else { 12969 Slog.w(TAG, "Package " + pkg.packageName 12970 + " attempting to redeclare system permission " 12971 + perm.info.name + "; ignoring new declaration"); 12972 pkg.permissions.remove(i); 12973 } 12974 } 12975 } 12976 } 12977 12978 } 12979 12980 if (systemApp) { 12981 if (onExternal) { 12982 // Abort update; system app can't be replaced with app on sdcard 12983 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12984 "Cannot install updates to system apps on sdcard"); 12985 return; 12986 } else if (ephemeral) { 12987 // Abort update; system app can't be replaced with an ephemeral app 12988 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12989 "Cannot update a system app with an ephemeral app"); 12990 return; 12991 } 12992 } 12993 12994 if (args.move != null) { 12995 // We did an in-place move, so dex is ready to roll 12996 scanFlags |= SCAN_NO_DEX; 12997 scanFlags |= SCAN_MOVE; 12998 12999 synchronized (mPackages) { 13000 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13001 if (ps == null) { 13002 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13003 "Missing settings for moved package " + pkgName); 13004 } 13005 13006 // We moved the entire application as-is, so bring over the 13007 // previously derived ABI information. 13008 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13009 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13010 } 13011 13012 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13013 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13014 scanFlags |= SCAN_NO_DEX; 13015 13016 try { 13017 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13018 true /* extract libs */); 13019 } catch (PackageManagerException pme) { 13020 Slog.e(TAG, "Error deriving application ABI", pme); 13021 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13022 return; 13023 } 13024 } 13025 13026 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13027 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13028 return; 13029 } 13030 13031 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13032 13033 if (replace) { 13034 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13035 installerPackageName, volumeUuid, res); 13036 } else { 13037 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13038 args.user, installerPackageName, volumeUuid, res); 13039 } 13040 synchronized (mPackages) { 13041 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13042 if (ps != null) { 13043 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13044 } 13045 } 13046 } 13047 13048 private void startIntentFilterVerifications(int userId, boolean replacing, 13049 PackageParser.Package pkg) { 13050 if (mIntentFilterVerifierComponent == null) { 13051 Slog.w(TAG, "No IntentFilter verification will not be done as " 13052 + "there is no IntentFilterVerifier available!"); 13053 return; 13054 } 13055 13056 final int verifierUid = getPackageUid( 13057 mIntentFilterVerifierComponent.getPackageName(), 13058 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13059 13060 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13061 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13062 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13063 mHandler.sendMessage(msg); 13064 } 13065 13066 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13067 PackageParser.Package pkg) { 13068 int size = pkg.activities.size(); 13069 if (size == 0) { 13070 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13071 "No activity, so no need to verify any IntentFilter!"); 13072 return; 13073 } 13074 13075 final boolean hasDomainURLs = hasDomainURLs(pkg); 13076 if (!hasDomainURLs) { 13077 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13078 "No domain URLs, so no need to verify any IntentFilter!"); 13079 return; 13080 } 13081 13082 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13083 + " if any IntentFilter from the " + size 13084 + " Activities needs verification ..."); 13085 13086 int count = 0; 13087 final String packageName = pkg.packageName; 13088 13089 synchronized (mPackages) { 13090 // If this is a new install and we see that we've already run verification for this 13091 // package, we have nothing to do: it means the state was restored from backup. 13092 if (!replacing) { 13093 IntentFilterVerificationInfo ivi = 13094 mSettings.getIntentFilterVerificationLPr(packageName); 13095 if (ivi != null) { 13096 if (DEBUG_DOMAIN_VERIFICATION) { 13097 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13098 + ivi.getStatusString()); 13099 } 13100 return; 13101 } 13102 } 13103 13104 // If any filters need to be verified, then all need to be. 13105 boolean needToVerify = false; 13106 for (PackageParser.Activity a : pkg.activities) { 13107 for (ActivityIntentInfo filter : a.intents) { 13108 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13109 if (DEBUG_DOMAIN_VERIFICATION) { 13110 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13111 } 13112 needToVerify = true; 13113 break; 13114 } 13115 } 13116 } 13117 13118 if (needToVerify) { 13119 final int verificationId = mIntentFilterVerificationToken++; 13120 for (PackageParser.Activity a : pkg.activities) { 13121 for (ActivityIntentInfo filter : a.intents) { 13122 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13123 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13124 "Verification needed for IntentFilter:" + filter.toString()); 13125 mIntentFilterVerifier.addOneIntentFilterVerification( 13126 verifierUid, userId, verificationId, filter, packageName); 13127 count++; 13128 } 13129 } 13130 } 13131 } 13132 } 13133 13134 if (count > 0) { 13135 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13136 + " IntentFilter verification" + (count > 1 ? "s" : "") 13137 + " for userId:" + userId); 13138 mIntentFilterVerifier.startVerifications(userId); 13139 } else { 13140 if (DEBUG_DOMAIN_VERIFICATION) { 13141 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13142 } 13143 } 13144 } 13145 13146 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13147 final ComponentName cn = filter.activity.getComponentName(); 13148 final String packageName = cn.getPackageName(); 13149 13150 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13151 packageName); 13152 if (ivi == null) { 13153 return true; 13154 } 13155 int status = ivi.getStatus(); 13156 switch (status) { 13157 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13158 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13159 return true; 13160 13161 default: 13162 // Nothing to do 13163 return false; 13164 } 13165 } 13166 13167 private static boolean isMultiArch(ApplicationInfo info) { 13168 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13169 } 13170 13171 private static boolean isExternal(PackageParser.Package pkg) { 13172 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13173 } 13174 13175 private static boolean isExternal(PackageSetting ps) { 13176 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13177 } 13178 13179 private static boolean isEphemeral(PackageParser.Package pkg) { 13180 return pkg.applicationInfo.isEphemeralApp(); 13181 } 13182 13183 private static boolean isEphemeral(PackageSetting ps) { 13184 return ps.pkg != null && isEphemeral(ps.pkg); 13185 } 13186 13187 private static boolean isSystemApp(PackageParser.Package pkg) { 13188 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13189 } 13190 13191 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13192 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13193 } 13194 13195 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13196 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13197 } 13198 13199 private static boolean isSystemApp(PackageSetting ps) { 13200 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13201 } 13202 13203 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13204 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13205 } 13206 13207 private int packageFlagsToInstallFlags(PackageSetting ps) { 13208 int installFlags = 0; 13209 if (isEphemeral(ps)) { 13210 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13211 } 13212 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13213 // This existing package was an external ASEC install when we have 13214 // the external flag without a UUID 13215 installFlags |= PackageManager.INSTALL_EXTERNAL; 13216 } 13217 if (ps.isForwardLocked()) { 13218 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13219 } 13220 return installFlags; 13221 } 13222 13223 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13224 if (isExternal(pkg)) { 13225 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13226 return StorageManager.UUID_PRIMARY_PHYSICAL; 13227 } else { 13228 return pkg.volumeUuid; 13229 } 13230 } else { 13231 return StorageManager.UUID_PRIVATE_INTERNAL; 13232 } 13233 } 13234 13235 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13236 if (isExternal(pkg)) { 13237 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13238 return mSettings.getExternalVersion(); 13239 } else { 13240 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13241 } 13242 } else { 13243 return mSettings.getInternalVersion(); 13244 } 13245 } 13246 13247 private void deleteTempPackageFiles() { 13248 final FilenameFilter filter = new FilenameFilter() { 13249 public boolean accept(File dir, String name) { 13250 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13251 } 13252 }; 13253 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13254 file.delete(); 13255 } 13256 } 13257 13258 @Override 13259 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13260 int flags) { 13261 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13262 flags); 13263 } 13264 13265 @Override 13266 public void deletePackage(final String packageName, 13267 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13268 mContext.enforceCallingOrSelfPermission( 13269 android.Manifest.permission.DELETE_PACKAGES, null); 13270 Preconditions.checkNotNull(packageName); 13271 Preconditions.checkNotNull(observer); 13272 final int uid = Binder.getCallingUid(); 13273 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13274 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13275 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13276 mContext.enforceCallingOrSelfPermission( 13277 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13278 "deletePackage for user " + userId); 13279 } 13280 13281 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13282 try { 13283 observer.onPackageDeleted(packageName, 13284 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13285 } catch (RemoteException re) { 13286 } 13287 return; 13288 } 13289 13290 for (int currentUserId : users) { 13291 if (getBlockUninstallForUser(packageName, currentUserId)) { 13292 try { 13293 observer.onPackageDeleted(packageName, 13294 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13295 } catch (RemoteException re) { 13296 } 13297 return; 13298 } 13299 } 13300 13301 if (DEBUG_REMOVE) { 13302 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13303 } 13304 // Queue up an async operation since the package deletion may take a little while. 13305 mHandler.post(new Runnable() { 13306 public void run() { 13307 mHandler.removeCallbacks(this); 13308 final int returnCode = deletePackageX(packageName, userId, flags); 13309 try { 13310 observer.onPackageDeleted(packageName, returnCode, null); 13311 } catch (RemoteException e) { 13312 Log.i(TAG, "Observer no longer exists."); 13313 } //end catch 13314 } //end run 13315 }); 13316 } 13317 13318 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13319 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13320 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13321 try { 13322 if (dpm != null) { 13323 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13324 /* callingUserOnly =*/ false); 13325 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13326 : deviceOwnerComponentName.getPackageName(); 13327 // Does the package contains the device owner? 13328 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13329 // this check is probably not needed, since DO should be registered as a device 13330 // admin on some user too. (Original bug for this: b/17657954) 13331 if (packageName.equals(deviceOwnerPackageName)) { 13332 return true; 13333 } 13334 // Does it contain a device admin for any user? 13335 int[] users; 13336 if (userId == UserHandle.USER_ALL) { 13337 users = sUserManager.getUserIds(); 13338 } else { 13339 users = new int[]{userId}; 13340 } 13341 for (int i = 0; i < users.length; ++i) { 13342 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13343 return true; 13344 } 13345 } 13346 } 13347 } catch (RemoteException e) { 13348 } 13349 return false; 13350 } 13351 13352 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13353 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13354 } 13355 13356 /** 13357 * This method is an internal method that could be get invoked either 13358 * to delete an installed package or to clean up a failed installation. 13359 * After deleting an installed package, a broadcast is sent to notify any 13360 * listeners that the package has been installed. For cleaning up a failed 13361 * installation, the broadcast is not necessary since the package's 13362 * installation wouldn't have sent the initial broadcast either 13363 * The key steps in deleting a package are 13364 * deleting the package information in internal structures like mPackages, 13365 * deleting the packages base directories through installd 13366 * updating mSettings to reflect current status 13367 * persisting settings for later use 13368 * sending a broadcast if necessary 13369 */ 13370 private int deletePackageX(String packageName, int userId, int flags) { 13371 final PackageRemovedInfo info = new PackageRemovedInfo(); 13372 final boolean res; 13373 13374 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13375 ? UserHandle.ALL : new UserHandle(userId); 13376 13377 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13378 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13379 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13380 } 13381 13382 boolean removedForAllUsers = false; 13383 boolean systemUpdate = false; 13384 13385 PackageParser.Package uninstalledPkg; 13386 13387 // for the uninstall-updates case and restricted profiles, remember the per- 13388 // userhandle installed state 13389 int[] allUsers; 13390 boolean[] perUserInstalled; 13391 synchronized (mPackages) { 13392 uninstalledPkg = mPackages.get(packageName); 13393 PackageSetting ps = mSettings.mPackages.get(packageName); 13394 allUsers = sUserManager.getUserIds(); 13395 perUserInstalled = new boolean[allUsers.length]; 13396 for (int i = 0; i < allUsers.length; i++) { 13397 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13398 } 13399 } 13400 13401 synchronized (mInstallLock) { 13402 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13403 res = deletePackageLI(packageName, removeForUser, 13404 true, allUsers, perUserInstalled, 13405 flags | REMOVE_CHATTY, info, true); 13406 systemUpdate = info.isRemovedPackageSystemUpdate; 13407 synchronized (mPackages) { 13408 if (res) { 13409 if (!systemUpdate && mPackages.get(packageName) == null) { 13410 removedForAllUsers = true; 13411 } 13412 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13413 } 13414 } 13415 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13416 + " removedForAllUsers=" + removedForAllUsers); 13417 } 13418 13419 if (res) { 13420 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13421 13422 // If the removed package was a system update, the old system package 13423 // was re-enabled; we need to broadcast this information 13424 if (systemUpdate) { 13425 Bundle extras = new Bundle(1); 13426 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13427 ? info.removedAppId : info.uid); 13428 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13429 13430 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13431 extras, 0, null, null, null); 13432 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13433 extras, 0, null, null, null); 13434 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13435 null, 0, packageName, null, null); 13436 } 13437 } 13438 // Force a gc here. 13439 Runtime.getRuntime().gc(); 13440 // Delete the resources here after sending the broadcast to let 13441 // other processes clean up before deleting resources. 13442 if (info.args != null) { 13443 synchronized (mInstallLock) { 13444 info.args.doPostDeleteLI(true); 13445 } 13446 } 13447 13448 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13449 } 13450 13451 class PackageRemovedInfo { 13452 String removedPackage; 13453 int uid = -1; 13454 int removedAppId = -1; 13455 int[] removedUsers = null; 13456 boolean isRemovedPackageSystemUpdate = false; 13457 // Clean up resources deleted packages. 13458 InstallArgs args = null; 13459 13460 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13461 Bundle extras = new Bundle(1); 13462 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13463 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13464 if (replacing) { 13465 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13466 } 13467 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13468 if (removedPackage != null) { 13469 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13470 extras, 0, null, null, removedUsers); 13471 if (fullRemove && !replacing) { 13472 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13473 extras, 0, null, null, removedUsers); 13474 } 13475 } 13476 if (removedAppId >= 0) { 13477 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13478 removedUsers); 13479 } 13480 } 13481 } 13482 13483 /* 13484 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13485 * flag is not set, the data directory is removed as well. 13486 * make sure this flag is set for partially installed apps. If not its meaningless to 13487 * delete a partially installed application. 13488 */ 13489 private void removePackageDataLI(PackageSetting ps, 13490 int[] allUserHandles, boolean[] perUserInstalled, 13491 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13492 String packageName = ps.name; 13493 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13494 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13495 // Retrieve object to delete permissions for shared user later on 13496 final PackageSetting deletedPs; 13497 // reader 13498 synchronized (mPackages) { 13499 deletedPs = mSettings.mPackages.get(packageName); 13500 if (outInfo != null) { 13501 outInfo.removedPackage = packageName; 13502 outInfo.removedUsers = deletedPs != null 13503 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13504 : null; 13505 } 13506 } 13507 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13508 removeDataDirsLI(ps.volumeUuid, packageName); 13509 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13510 } 13511 // writer 13512 synchronized (mPackages) { 13513 if (deletedPs != null) { 13514 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13515 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13516 clearDefaultBrowserIfNeeded(packageName); 13517 if (outInfo != null) { 13518 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13519 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13520 } 13521 updatePermissionsLPw(deletedPs.name, null, 0); 13522 if (deletedPs.sharedUser != null) { 13523 // Remove permissions associated with package. Since runtime 13524 // permissions are per user we have to kill the removed package 13525 // or packages running under the shared user of the removed 13526 // package if revoking the permissions requested only by the removed 13527 // package is successful and this causes a change in gids. 13528 for (int userId : UserManagerService.getInstance().getUserIds()) { 13529 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13530 userId); 13531 if (userIdToKill == UserHandle.USER_ALL 13532 || userIdToKill >= UserHandle.USER_SYSTEM) { 13533 // If gids changed for this user, kill all affected packages. 13534 mHandler.post(new Runnable() { 13535 @Override 13536 public void run() { 13537 // This has to happen with no lock held. 13538 killApplication(deletedPs.name, deletedPs.appId, 13539 KILL_APP_REASON_GIDS_CHANGED); 13540 } 13541 }); 13542 break; 13543 } 13544 } 13545 } 13546 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13547 } 13548 // make sure to preserve per-user disabled state if this removal was just 13549 // a downgrade of a system app to the factory package 13550 if (allUserHandles != null && perUserInstalled != null) { 13551 if (DEBUG_REMOVE) { 13552 Slog.d(TAG, "Propagating install state across downgrade"); 13553 } 13554 for (int i = 0; i < allUserHandles.length; i++) { 13555 if (DEBUG_REMOVE) { 13556 Slog.d(TAG, " user " + allUserHandles[i] 13557 + " => " + perUserInstalled[i]); 13558 } 13559 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13560 } 13561 } 13562 } 13563 // can downgrade to reader 13564 if (writeSettings) { 13565 // Save settings now 13566 mSettings.writeLPr(); 13567 } 13568 } 13569 if (outInfo != null) { 13570 // A user ID was deleted here. Go through all users and remove it 13571 // from KeyStore. 13572 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13573 } 13574 } 13575 13576 static boolean locationIsPrivileged(File path) { 13577 try { 13578 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13579 .getCanonicalPath(); 13580 return path.getCanonicalPath().startsWith(privilegedAppDir); 13581 } catch (IOException e) { 13582 Slog.e(TAG, "Unable to access code path " + path); 13583 } 13584 return false; 13585 } 13586 13587 /* 13588 * Tries to delete system package. 13589 */ 13590 private boolean deleteSystemPackageLI(PackageSetting newPs, 13591 int[] allUserHandles, boolean[] perUserInstalled, 13592 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13593 final boolean applyUserRestrictions 13594 = (allUserHandles != null) && (perUserInstalled != null); 13595 PackageSetting disabledPs = null; 13596 // Confirm if the system package has been updated 13597 // An updated system app can be deleted. This will also have to restore 13598 // the system pkg from system partition 13599 // reader 13600 synchronized (mPackages) { 13601 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13602 } 13603 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13604 + " disabledPs=" + disabledPs); 13605 if (disabledPs == null) { 13606 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13607 return false; 13608 } else if (DEBUG_REMOVE) { 13609 Slog.d(TAG, "Deleting system pkg from data partition"); 13610 } 13611 if (DEBUG_REMOVE) { 13612 if (applyUserRestrictions) { 13613 Slog.d(TAG, "Remembering install states:"); 13614 for (int i = 0; i < allUserHandles.length; i++) { 13615 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13616 } 13617 } 13618 } 13619 // Delete the updated package 13620 outInfo.isRemovedPackageSystemUpdate = true; 13621 if (disabledPs.versionCode < newPs.versionCode) { 13622 // Delete data for downgrades 13623 flags &= ~PackageManager.DELETE_KEEP_DATA; 13624 } else { 13625 // Preserve data by setting flag 13626 flags |= PackageManager.DELETE_KEEP_DATA; 13627 } 13628 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13629 allUserHandles, perUserInstalled, outInfo, writeSettings); 13630 if (!ret) { 13631 return false; 13632 } 13633 // writer 13634 synchronized (mPackages) { 13635 // Reinstate the old system package 13636 mSettings.enableSystemPackageLPw(newPs.name); 13637 // Remove any native libraries from the upgraded package. 13638 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13639 } 13640 // Install the system package 13641 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13642 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13643 if (locationIsPrivileged(disabledPs.codePath)) { 13644 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13645 } 13646 13647 final PackageParser.Package newPkg; 13648 try { 13649 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13650 } catch (PackageManagerException e) { 13651 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13652 return false; 13653 } 13654 13655 // writer 13656 synchronized (mPackages) { 13657 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13658 13659 // Propagate the permissions state as we do not want to drop on the floor 13660 // runtime permissions. The update permissions method below will take 13661 // care of removing obsolete permissions and grant install permissions. 13662 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13663 updatePermissionsLPw(newPkg.packageName, newPkg, 13664 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13665 13666 if (applyUserRestrictions) { 13667 if (DEBUG_REMOVE) { 13668 Slog.d(TAG, "Propagating install state across reinstall"); 13669 } 13670 for (int i = 0; i < allUserHandles.length; i++) { 13671 if (DEBUG_REMOVE) { 13672 Slog.d(TAG, " user " + allUserHandles[i] 13673 + " => " + perUserInstalled[i]); 13674 } 13675 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13676 13677 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13678 } 13679 // Regardless of writeSettings we need to ensure that this restriction 13680 // state propagation is persisted 13681 mSettings.writeAllUsersPackageRestrictionsLPr(); 13682 } 13683 // can downgrade to reader here 13684 if (writeSettings) { 13685 mSettings.writeLPr(); 13686 } 13687 } 13688 return true; 13689 } 13690 13691 private boolean deleteInstalledPackageLI(PackageSetting ps, 13692 boolean deleteCodeAndResources, int flags, 13693 int[] allUserHandles, boolean[] perUserInstalled, 13694 PackageRemovedInfo outInfo, boolean writeSettings) { 13695 if (outInfo != null) { 13696 outInfo.uid = ps.appId; 13697 } 13698 13699 // Delete package data from internal structures and also remove data if flag is set 13700 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13701 13702 // Delete application code and resources 13703 if (deleteCodeAndResources && (outInfo != null)) { 13704 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13705 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13706 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13707 } 13708 return true; 13709 } 13710 13711 @Override 13712 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13713 int userId) { 13714 mContext.enforceCallingOrSelfPermission( 13715 android.Manifest.permission.DELETE_PACKAGES, null); 13716 synchronized (mPackages) { 13717 PackageSetting ps = mSettings.mPackages.get(packageName); 13718 if (ps == null) { 13719 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13720 return false; 13721 } 13722 if (!ps.getInstalled(userId)) { 13723 // Can't block uninstall for an app that is not installed or enabled. 13724 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13725 return false; 13726 } 13727 ps.setBlockUninstall(blockUninstall, userId); 13728 mSettings.writePackageRestrictionsLPr(userId); 13729 } 13730 return true; 13731 } 13732 13733 @Override 13734 public boolean getBlockUninstallForUser(String packageName, int userId) { 13735 synchronized (mPackages) { 13736 PackageSetting ps = mSettings.mPackages.get(packageName); 13737 if (ps == null) { 13738 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13739 return false; 13740 } 13741 return ps.getBlockUninstall(userId); 13742 } 13743 } 13744 13745 @Override 13746 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13747 int callingUid = Binder.getCallingUid(); 13748 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13749 throw new SecurityException( 13750 "setRequiredForSystemUser can only be run by the system or root"); 13751 } 13752 synchronized (mPackages) { 13753 PackageSetting ps = mSettings.mPackages.get(packageName); 13754 if (ps == null) { 13755 Log.w(TAG, "Package doesn't exist: " + packageName); 13756 return false; 13757 } 13758 if (systemUserApp) { 13759 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13760 } else { 13761 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13762 } 13763 mSettings.writeLPr(); 13764 } 13765 return true; 13766 } 13767 13768 /* 13769 * This method handles package deletion in general 13770 */ 13771 private boolean deletePackageLI(String packageName, UserHandle user, 13772 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13773 int flags, PackageRemovedInfo outInfo, 13774 boolean writeSettings) { 13775 if (packageName == null) { 13776 Slog.w(TAG, "Attempt to delete null packageName."); 13777 return false; 13778 } 13779 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13780 PackageSetting ps; 13781 boolean dataOnly = false; 13782 int removeUser = -1; 13783 int appId = -1; 13784 synchronized (mPackages) { 13785 ps = mSettings.mPackages.get(packageName); 13786 if (ps == null) { 13787 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13788 return false; 13789 } 13790 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13791 && user.getIdentifier() != UserHandle.USER_ALL) { 13792 // The caller is asking that the package only be deleted for a single 13793 // user. To do this, we just mark its uninstalled state and delete 13794 // its data. If this is a system app, we only allow this to happen if 13795 // they have set the special DELETE_SYSTEM_APP which requests different 13796 // semantics than normal for uninstalling system apps. 13797 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13798 final int userId = user.getIdentifier(); 13799 ps.setUserState(userId, 13800 COMPONENT_ENABLED_STATE_DEFAULT, 13801 false, //installed 13802 true, //stopped 13803 true, //notLaunched 13804 false, //hidden 13805 false, //suspended 13806 null, null, null, 13807 false, // blockUninstall 13808 ps.readUserState(userId).domainVerificationStatus, 0); 13809 if (!isSystemApp(ps)) { 13810 // Do not uninstall the APK if an app should be cached 13811 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13812 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13813 // Other user still have this package installed, so all 13814 // we need to do is clear this user's data and save that 13815 // it is uninstalled. 13816 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13817 removeUser = user.getIdentifier(); 13818 appId = ps.appId; 13819 scheduleWritePackageRestrictionsLocked(removeUser); 13820 } else { 13821 // We need to set it back to 'installed' so the uninstall 13822 // broadcasts will be sent correctly. 13823 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13824 ps.setInstalled(true, user.getIdentifier()); 13825 } 13826 } else { 13827 // This is a system app, so we assume that the 13828 // other users still have this package installed, so all 13829 // we need to do is clear this user's data and save that 13830 // it is uninstalled. 13831 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13832 removeUser = user.getIdentifier(); 13833 appId = ps.appId; 13834 scheduleWritePackageRestrictionsLocked(removeUser); 13835 } 13836 } 13837 } 13838 13839 if (removeUser >= 0) { 13840 // From above, we determined that we are deleting this only 13841 // for a single user. Continue the work here. 13842 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13843 if (outInfo != null) { 13844 outInfo.removedPackage = packageName; 13845 outInfo.removedAppId = appId; 13846 outInfo.removedUsers = new int[] {removeUser}; 13847 } 13848 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13849 removeKeystoreDataIfNeeded(removeUser, appId); 13850 schedulePackageCleaning(packageName, removeUser, false); 13851 synchronized (mPackages) { 13852 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13853 scheduleWritePackageRestrictionsLocked(removeUser); 13854 } 13855 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13856 } 13857 return true; 13858 } 13859 13860 if (dataOnly) { 13861 // Delete application data first 13862 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13863 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13864 return true; 13865 } 13866 13867 boolean ret = false; 13868 if (isSystemApp(ps)) { 13869 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13870 // When an updated system application is deleted we delete the existing resources as well and 13871 // fall back to existing code in system partition 13872 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13873 flags, outInfo, writeSettings); 13874 } else { 13875 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13876 // Kill application pre-emptively especially for apps on sd. 13877 killApplication(packageName, ps.appId, "uninstall pkg"); 13878 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13879 allUserHandles, perUserInstalled, 13880 outInfo, writeSettings); 13881 } 13882 13883 return ret; 13884 } 13885 13886 private final static class ClearStorageConnection implements ServiceConnection { 13887 IMediaContainerService mContainerService; 13888 13889 @Override 13890 public void onServiceConnected(ComponentName name, IBinder service) { 13891 synchronized (this) { 13892 mContainerService = IMediaContainerService.Stub.asInterface(service); 13893 notifyAll(); 13894 } 13895 } 13896 13897 @Override 13898 public void onServiceDisconnected(ComponentName name) { 13899 } 13900 } 13901 13902 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13903 final boolean mounted; 13904 if (Environment.isExternalStorageEmulated()) { 13905 mounted = true; 13906 } else { 13907 final String status = Environment.getExternalStorageState(); 13908 13909 mounted = status.equals(Environment.MEDIA_MOUNTED) 13910 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13911 } 13912 13913 if (!mounted) { 13914 return; 13915 } 13916 13917 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13918 int[] users; 13919 if (userId == UserHandle.USER_ALL) { 13920 users = sUserManager.getUserIds(); 13921 } else { 13922 users = new int[] { userId }; 13923 } 13924 final ClearStorageConnection conn = new ClearStorageConnection(); 13925 if (mContext.bindServiceAsUser( 13926 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13927 try { 13928 for (int curUser : users) { 13929 long timeout = SystemClock.uptimeMillis() + 5000; 13930 synchronized (conn) { 13931 long now = SystemClock.uptimeMillis(); 13932 while (conn.mContainerService == null && now < timeout) { 13933 try { 13934 conn.wait(timeout - now); 13935 } catch (InterruptedException e) { 13936 } 13937 } 13938 } 13939 if (conn.mContainerService == null) { 13940 return; 13941 } 13942 13943 final UserEnvironment userEnv = new UserEnvironment(curUser); 13944 clearDirectory(conn.mContainerService, 13945 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13946 if (allData) { 13947 clearDirectory(conn.mContainerService, 13948 userEnv.buildExternalStorageAppDataDirs(packageName)); 13949 clearDirectory(conn.mContainerService, 13950 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13951 } 13952 } 13953 } finally { 13954 mContext.unbindService(conn); 13955 } 13956 } 13957 } 13958 13959 @Override 13960 public void clearApplicationUserData(final String packageName, 13961 final IPackageDataObserver observer, final int userId) { 13962 mContext.enforceCallingOrSelfPermission( 13963 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13964 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13965 // Queue up an async operation since the package deletion may take a little while. 13966 mHandler.post(new Runnable() { 13967 public void run() { 13968 mHandler.removeCallbacks(this); 13969 final boolean succeeded; 13970 synchronized (mInstallLock) { 13971 succeeded = clearApplicationUserDataLI(packageName, userId); 13972 } 13973 clearExternalStorageDataSync(packageName, userId, true); 13974 if (succeeded) { 13975 // invoke DeviceStorageMonitor's update method to clear any notifications 13976 DeviceStorageMonitorInternal 13977 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13978 if (dsm != null) { 13979 dsm.checkMemory(); 13980 } 13981 } 13982 if(observer != null) { 13983 try { 13984 observer.onRemoveCompleted(packageName, succeeded); 13985 } catch (RemoteException e) { 13986 Log.i(TAG, "Observer no longer exists."); 13987 } 13988 } //end if observer 13989 } //end run 13990 }); 13991 } 13992 13993 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13994 if (packageName == null) { 13995 Slog.w(TAG, "Attempt to delete null packageName."); 13996 return false; 13997 } 13998 13999 // Try finding details about the requested package 14000 PackageParser.Package pkg; 14001 synchronized (mPackages) { 14002 pkg = mPackages.get(packageName); 14003 if (pkg == null) { 14004 final PackageSetting ps = mSettings.mPackages.get(packageName); 14005 if (ps != null) { 14006 pkg = ps.pkg; 14007 } 14008 } 14009 14010 if (pkg == null) { 14011 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14012 return false; 14013 } 14014 14015 PackageSetting ps = (PackageSetting) pkg.mExtras; 14016 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14017 } 14018 14019 // Always delete data directories for package, even if we found no other 14020 // record of app. This helps users recover from UID mismatches without 14021 // resorting to a full data wipe. 14022 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14023 if (retCode < 0) { 14024 Slog.w(TAG, "Couldn't remove cache files for package " + packageName); 14025 return false; 14026 } 14027 14028 final int appId = pkg.applicationInfo.uid; 14029 removeKeystoreDataIfNeeded(userId, appId); 14030 14031 // Create a native library symlink only if we have native libraries 14032 // and if the native libraries are 32 bit libraries. We do not provide 14033 // this symlink for 64 bit libraries. 14034 if (pkg.applicationInfo.primaryCpuAbi != null && 14035 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14036 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14037 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14038 nativeLibPath, userId) < 0) { 14039 Slog.w(TAG, "Failed linking native library dir"); 14040 return false; 14041 } 14042 } 14043 14044 return true; 14045 } 14046 14047 /** 14048 * Reverts user permission state changes (permissions and flags) in 14049 * all packages for a given user. 14050 * 14051 * @param userId The device user for which to do a reset. 14052 */ 14053 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14054 final int packageCount = mPackages.size(); 14055 for (int i = 0; i < packageCount; i++) { 14056 PackageParser.Package pkg = mPackages.valueAt(i); 14057 PackageSetting ps = (PackageSetting) pkg.mExtras; 14058 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14059 } 14060 } 14061 14062 /** 14063 * Reverts user permission state changes (permissions and flags). 14064 * 14065 * @param ps The package for which to reset. 14066 * @param userId The device user for which to do a reset. 14067 */ 14068 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14069 final PackageSetting ps, final int userId) { 14070 if (ps.pkg == null) { 14071 return; 14072 } 14073 14074 // These are flags that can change base on user actions. 14075 final int userSettableMask = FLAG_PERMISSION_USER_SET 14076 | FLAG_PERMISSION_USER_FIXED 14077 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14078 | FLAG_PERMISSION_REVIEW_REQUIRED; 14079 14080 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14081 | FLAG_PERMISSION_POLICY_FIXED; 14082 14083 boolean writeInstallPermissions = false; 14084 boolean writeRuntimePermissions = false; 14085 14086 final int permissionCount = ps.pkg.requestedPermissions.size(); 14087 for (int i = 0; i < permissionCount; i++) { 14088 String permission = ps.pkg.requestedPermissions.get(i); 14089 14090 BasePermission bp = mSettings.mPermissions.get(permission); 14091 if (bp == null) { 14092 continue; 14093 } 14094 14095 // If shared user we just reset the state to which only this app contributed. 14096 if (ps.sharedUser != null) { 14097 boolean used = false; 14098 final int packageCount = ps.sharedUser.packages.size(); 14099 for (int j = 0; j < packageCount; j++) { 14100 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14101 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14102 && pkg.pkg.requestedPermissions.contains(permission)) { 14103 used = true; 14104 break; 14105 } 14106 } 14107 if (used) { 14108 continue; 14109 } 14110 } 14111 14112 PermissionsState permissionsState = ps.getPermissionsState(); 14113 14114 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14115 14116 // Always clear the user settable flags. 14117 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14118 bp.name) != null; 14119 // If permission review is enabled and this is a legacy app, mark the 14120 // permission as requiring a review as this is the initial state. 14121 int flags = 0; 14122 if (Build.PERMISSIONS_REVIEW_REQUIRED 14123 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14124 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14125 } 14126 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14127 if (hasInstallState) { 14128 writeInstallPermissions = true; 14129 } else { 14130 writeRuntimePermissions = true; 14131 } 14132 } 14133 14134 // Below is only runtime permission handling. 14135 if (!bp.isRuntime()) { 14136 continue; 14137 } 14138 14139 // Never clobber system or policy. 14140 if ((oldFlags & policyOrSystemFlags) != 0) { 14141 continue; 14142 } 14143 14144 // If this permission was granted by default, make sure it is. 14145 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14146 if (permissionsState.grantRuntimePermission(bp, userId) 14147 != PERMISSION_OPERATION_FAILURE) { 14148 writeRuntimePermissions = true; 14149 } 14150 // If permission review is enabled the permissions for a legacy apps 14151 // are represented as constantly granted runtime ones, so don't revoke. 14152 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14153 // Otherwise, reset the permission. 14154 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14155 switch (revokeResult) { 14156 case PERMISSION_OPERATION_SUCCESS: { 14157 writeRuntimePermissions = true; 14158 } break; 14159 14160 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14161 writeRuntimePermissions = true; 14162 final int appId = ps.appId; 14163 mHandler.post(new Runnable() { 14164 @Override 14165 public void run() { 14166 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14167 } 14168 }); 14169 } break; 14170 } 14171 } 14172 } 14173 14174 // Synchronously write as we are taking permissions away. 14175 if (writeRuntimePermissions) { 14176 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14177 } 14178 14179 // Synchronously write as we are taking permissions away. 14180 if (writeInstallPermissions) { 14181 mSettings.writeLPr(); 14182 } 14183 } 14184 14185 /** 14186 * Remove entries from the keystore daemon. Will only remove it if the 14187 * {@code appId} is valid. 14188 */ 14189 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14190 if (appId < 0) { 14191 return; 14192 } 14193 14194 final KeyStore keyStore = KeyStore.getInstance(); 14195 if (keyStore != null) { 14196 if (userId == UserHandle.USER_ALL) { 14197 for (final int individual : sUserManager.getUserIds()) { 14198 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14199 } 14200 } else { 14201 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14202 } 14203 } else { 14204 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14205 } 14206 } 14207 14208 @Override 14209 public void deleteApplicationCacheFiles(final String packageName, 14210 final IPackageDataObserver observer) { 14211 mContext.enforceCallingOrSelfPermission( 14212 android.Manifest.permission.DELETE_CACHE_FILES, null); 14213 // Queue up an async operation since the package deletion may take a little while. 14214 final int userId = UserHandle.getCallingUserId(); 14215 mHandler.post(new Runnable() { 14216 public void run() { 14217 mHandler.removeCallbacks(this); 14218 final boolean succeded; 14219 synchronized (mInstallLock) { 14220 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14221 } 14222 clearExternalStorageDataSync(packageName, userId, false); 14223 if (observer != null) { 14224 try { 14225 observer.onRemoveCompleted(packageName, succeded); 14226 } catch (RemoteException e) { 14227 Log.i(TAG, "Observer no longer exists."); 14228 } 14229 } //end if observer 14230 } //end run 14231 }); 14232 } 14233 14234 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14235 if (packageName == null) { 14236 Slog.w(TAG, "Attempt to delete null packageName."); 14237 return false; 14238 } 14239 PackageParser.Package p; 14240 synchronized (mPackages) { 14241 p = mPackages.get(packageName); 14242 } 14243 if (p == null) { 14244 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14245 return false; 14246 } 14247 final ApplicationInfo applicationInfo = p.applicationInfo; 14248 if (applicationInfo == null) { 14249 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14250 return false; 14251 } 14252 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14253 if (retCode < 0) { 14254 Slog.w(TAG, "Couldn't remove cache files for package " 14255 + packageName + " u" + userId); 14256 return false; 14257 } 14258 return true; 14259 } 14260 14261 @Override 14262 public void getPackageSizeInfo(final String packageName, int userHandle, 14263 final IPackageStatsObserver observer) { 14264 mContext.enforceCallingOrSelfPermission( 14265 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14266 if (packageName == null) { 14267 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14268 } 14269 14270 PackageStats stats = new PackageStats(packageName, userHandle); 14271 14272 /* 14273 * Queue up an async operation since the package measurement may take a 14274 * little while. 14275 */ 14276 Message msg = mHandler.obtainMessage(INIT_COPY); 14277 msg.obj = new MeasureParams(stats, observer); 14278 mHandler.sendMessage(msg); 14279 } 14280 14281 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14282 PackageStats pStats) { 14283 if (packageName == null) { 14284 Slog.w(TAG, "Attempt to get size of null packageName."); 14285 return false; 14286 } 14287 PackageParser.Package p; 14288 boolean dataOnly = false; 14289 String libDirRoot = null; 14290 String asecPath = null; 14291 PackageSetting ps = null; 14292 synchronized (mPackages) { 14293 p = mPackages.get(packageName); 14294 ps = mSettings.mPackages.get(packageName); 14295 if(p == null) { 14296 dataOnly = true; 14297 if((ps == null) || (ps.pkg == null)) { 14298 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14299 return false; 14300 } 14301 p = ps.pkg; 14302 } 14303 if (ps != null) { 14304 libDirRoot = ps.legacyNativeLibraryPathString; 14305 } 14306 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14307 final long token = Binder.clearCallingIdentity(); 14308 try { 14309 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14310 if (secureContainerId != null) { 14311 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14312 } 14313 } finally { 14314 Binder.restoreCallingIdentity(token); 14315 } 14316 } 14317 } 14318 String publicSrcDir = null; 14319 if(!dataOnly) { 14320 final ApplicationInfo applicationInfo = p.applicationInfo; 14321 if (applicationInfo == null) { 14322 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14323 return false; 14324 } 14325 if (p.isForwardLocked()) { 14326 publicSrcDir = applicationInfo.getBaseResourcePath(); 14327 } 14328 } 14329 // TODO: extend to measure size of split APKs 14330 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14331 // not just the first level. 14332 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14333 // just the primary. 14334 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14335 14336 String apkPath; 14337 File packageDir = new File(p.codePath); 14338 14339 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14340 apkPath = packageDir.getAbsolutePath(); 14341 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14342 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14343 libDirRoot = null; 14344 } 14345 } else { 14346 apkPath = p.baseCodePath; 14347 } 14348 14349 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14350 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14351 if (res < 0) { 14352 return false; 14353 } 14354 14355 // Fix-up for forward-locked applications in ASEC containers. 14356 if (!isExternal(p)) { 14357 pStats.codeSize += pStats.externalCodeSize; 14358 pStats.externalCodeSize = 0L; 14359 } 14360 14361 return true; 14362 } 14363 14364 14365 @Override 14366 public void addPackageToPreferred(String packageName) { 14367 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14368 } 14369 14370 @Override 14371 public void removePackageFromPreferred(String packageName) { 14372 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14373 } 14374 14375 @Override 14376 public List<PackageInfo> getPreferredPackages(int flags) { 14377 return new ArrayList<PackageInfo>(); 14378 } 14379 14380 private int getUidTargetSdkVersionLockedLPr(int uid) { 14381 Object obj = mSettings.getUserIdLPr(uid); 14382 if (obj instanceof SharedUserSetting) { 14383 final SharedUserSetting sus = (SharedUserSetting) obj; 14384 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14385 final Iterator<PackageSetting> it = sus.packages.iterator(); 14386 while (it.hasNext()) { 14387 final PackageSetting ps = it.next(); 14388 if (ps.pkg != null) { 14389 int v = ps.pkg.applicationInfo.targetSdkVersion; 14390 if (v < vers) vers = v; 14391 } 14392 } 14393 return vers; 14394 } else if (obj instanceof PackageSetting) { 14395 final PackageSetting ps = (PackageSetting) obj; 14396 if (ps.pkg != null) { 14397 return ps.pkg.applicationInfo.targetSdkVersion; 14398 } 14399 } 14400 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14401 } 14402 14403 @Override 14404 public void addPreferredActivity(IntentFilter filter, int match, 14405 ComponentName[] set, ComponentName activity, int userId) { 14406 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14407 "Adding preferred"); 14408 } 14409 14410 private void addPreferredActivityInternal(IntentFilter filter, int match, 14411 ComponentName[] set, ComponentName activity, boolean always, int userId, 14412 String opname) { 14413 // writer 14414 int callingUid = Binder.getCallingUid(); 14415 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14416 if (filter.countActions() == 0) { 14417 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14418 return; 14419 } 14420 synchronized (mPackages) { 14421 if (mContext.checkCallingOrSelfPermission( 14422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14423 != PackageManager.PERMISSION_GRANTED) { 14424 if (getUidTargetSdkVersionLockedLPr(callingUid) 14425 < Build.VERSION_CODES.FROYO) { 14426 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14427 + callingUid); 14428 return; 14429 } 14430 mContext.enforceCallingOrSelfPermission( 14431 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14432 } 14433 14434 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14435 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14436 + userId + ":"); 14437 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14438 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14439 scheduleWritePackageRestrictionsLocked(userId); 14440 } 14441 } 14442 14443 @Override 14444 public void replacePreferredActivity(IntentFilter filter, int match, 14445 ComponentName[] set, ComponentName activity, int userId) { 14446 if (filter.countActions() != 1) { 14447 throw new IllegalArgumentException( 14448 "replacePreferredActivity expects filter to have only 1 action."); 14449 } 14450 if (filter.countDataAuthorities() != 0 14451 || filter.countDataPaths() != 0 14452 || filter.countDataSchemes() > 1 14453 || filter.countDataTypes() != 0) { 14454 throw new IllegalArgumentException( 14455 "replacePreferredActivity expects filter to have no data authorities, " + 14456 "paths, or types; and at most one scheme."); 14457 } 14458 14459 final int callingUid = Binder.getCallingUid(); 14460 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14461 synchronized (mPackages) { 14462 if (mContext.checkCallingOrSelfPermission( 14463 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14464 != PackageManager.PERMISSION_GRANTED) { 14465 if (getUidTargetSdkVersionLockedLPr(callingUid) 14466 < Build.VERSION_CODES.FROYO) { 14467 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14468 + Binder.getCallingUid()); 14469 return; 14470 } 14471 mContext.enforceCallingOrSelfPermission( 14472 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14473 } 14474 14475 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14476 if (pir != null) { 14477 // Get all of the existing entries that exactly match this filter. 14478 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14479 if (existing != null && existing.size() == 1) { 14480 PreferredActivity cur = existing.get(0); 14481 if (DEBUG_PREFERRED) { 14482 Slog.i(TAG, "Checking replace of preferred:"); 14483 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14484 if (!cur.mPref.mAlways) { 14485 Slog.i(TAG, " -- CUR; not mAlways!"); 14486 } else { 14487 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14488 Slog.i(TAG, " -- CUR: mSet=" 14489 + Arrays.toString(cur.mPref.mSetComponents)); 14490 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14491 Slog.i(TAG, " -- NEW: mMatch=" 14492 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14493 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14494 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14495 } 14496 } 14497 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14498 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14499 && cur.mPref.sameSet(set)) { 14500 // Setting the preferred activity to what it happens to be already 14501 if (DEBUG_PREFERRED) { 14502 Slog.i(TAG, "Replacing with same preferred activity " 14503 + cur.mPref.mShortComponent + " for user " 14504 + userId + ":"); 14505 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14506 } 14507 return; 14508 } 14509 } 14510 14511 if (existing != null) { 14512 if (DEBUG_PREFERRED) { 14513 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14514 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14515 } 14516 for (int i = 0; i < existing.size(); i++) { 14517 PreferredActivity pa = existing.get(i); 14518 if (DEBUG_PREFERRED) { 14519 Slog.i(TAG, "Removing existing preferred activity " 14520 + pa.mPref.mComponent + ":"); 14521 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14522 } 14523 pir.removeFilter(pa); 14524 } 14525 } 14526 } 14527 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14528 "Replacing preferred"); 14529 } 14530 } 14531 14532 @Override 14533 public void clearPackagePreferredActivities(String packageName) { 14534 final int uid = Binder.getCallingUid(); 14535 // writer 14536 synchronized (mPackages) { 14537 PackageParser.Package pkg = mPackages.get(packageName); 14538 if (pkg == null || pkg.applicationInfo.uid != uid) { 14539 if (mContext.checkCallingOrSelfPermission( 14540 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14541 != PackageManager.PERMISSION_GRANTED) { 14542 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14543 < Build.VERSION_CODES.FROYO) { 14544 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14545 + Binder.getCallingUid()); 14546 return; 14547 } 14548 mContext.enforceCallingOrSelfPermission( 14549 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14550 } 14551 } 14552 14553 int user = UserHandle.getCallingUserId(); 14554 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14555 scheduleWritePackageRestrictionsLocked(user); 14556 } 14557 } 14558 } 14559 14560 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14561 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14562 ArrayList<PreferredActivity> removed = null; 14563 boolean changed = false; 14564 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14565 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14566 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14567 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14568 continue; 14569 } 14570 Iterator<PreferredActivity> it = pir.filterIterator(); 14571 while (it.hasNext()) { 14572 PreferredActivity pa = it.next(); 14573 // Mark entry for removal only if it matches the package name 14574 // and the entry is of type "always". 14575 if (packageName == null || 14576 (pa.mPref.mComponent.getPackageName().equals(packageName) 14577 && pa.mPref.mAlways)) { 14578 if (removed == null) { 14579 removed = new ArrayList<PreferredActivity>(); 14580 } 14581 removed.add(pa); 14582 } 14583 } 14584 if (removed != null) { 14585 for (int j=0; j<removed.size(); j++) { 14586 PreferredActivity pa = removed.get(j); 14587 pir.removeFilter(pa); 14588 } 14589 changed = true; 14590 } 14591 } 14592 return changed; 14593 } 14594 14595 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14596 private void clearIntentFilterVerificationsLPw(int userId) { 14597 final int packageCount = mPackages.size(); 14598 for (int i = 0; i < packageCount; i++) { 14599 PackageParser.Package pkg = mPackages.valueAt(i); 14600 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14601 } 14602 } 14603 14604 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14605 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14606 if (userId == UserHandle.USER_ALL) { 14607 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14608 sUserManager.getUserIds())) { 14609 for (int oneUserId : sUserManager.getUserIds()) { 14610 scheduleWritePackageRestrictionsLocked(oneUserId); 14611 } 14612 } 14613 } else { 14614 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14615 scheduleWritePackageRestrictionsLocked(userId); 14616 } 14617 } 14618 } 14619 14620 void clearDefaultBrowserIfNeeded(String packageName) { 14621 for (int oneUserId : sUserManager.getUserIds()) { 14622 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14623 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14624 if (packageName.equals(defaultBrowserPackageName)) { 14625 setDefaultBrowserPackageName(null, oneUserId); 14626 } 14627 } 14628 } 14629 14630 @Override 14631 public void resetApplicationPreferences(int userId) { 14632 mContext.enforceCallingOrSelfPermission( 14633 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14634 // writer 14635 synchronized (mPackages) { 14636 final long identity = Binder.clearCallingIdentity(); 14637 try { 14638 clearPackagePreferredActivitiesLPw(null, userId); 14639 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14640 // TODO: We have to reset the default SMS and Phone. This requires 14641 // significant refactoring to keep all default apps in the package 14642 // manager (cleaner but more work) or have the services provide 14643 // callbacks to the package manager to request a default app reset. 14644 applyFactoryDefaultBrowserLPw(userId); 14645 clearIntentFilterVerificationsLPw(userId); 14646 primeDomainVerificationsLPw(userId); 14647 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14648 scheduleWritePackageRestrictionsLocked(userId); 14649 } finally { 14650 Binder.restoreCallingIdentity(identity); 14651 } 14652 } 14653 } 14654 14655 @Override 14656 public int getPreferredActivities(List<IntentFilter> outFilters, 14657 List<ComponentName> outActivities, String packageName) { 14658 14659 int num = 0; 14660 final int userId = UserHandle.getCallingUserId(); 14661 // reader 14662 synchronized (mPackages) { 14663 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14664 if (pir != null) { 14665 final Iterator<PreferredActivity> it = pir.filterIterator(); 14666 while (it.hasNext()) { 14667 final PreferredActivity pa = it.next(); 14668 if (packageName == null 14669 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14670 && pa.mPref.mAlways)) { 14671 if (outFilters != null) { 14672 outFilters.add(new IntentFilter(pa)); 14673 } 14674 if (outActivities != null) { 14675 outActivities.add(pa.mPref.mComponent); 14676 } 14677 } 14678 } 14679 } 14680 } 14681 14682 return num; 14683 } 14684 14685 @Override 14686 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14687 int userId) { 14688 int callingUid = Binder.getCallingUid(); 14689 if (callingUid != Process.SYSTEM_UID) { 14690 throw new SecurityException( 14691 "addPersistentPreferredActivity can only be run by the system"); 14692 } 14693 if (filter.countActions() == 0) { 14694 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14695 return; 14696 } 14697 synchronized (mPackages) { 14698 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14699 ":"); 14700 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14701 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14702 new PersistentPreferredActivity(filter, activity)); 14703 scheduleWritePackageRestrictionsLocked(userId); 14704 } 14705 } 14706 14707 @Override 14708 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14709 int callingUid = Binder.getCallingUid(); 14710 if (callingUid != Process.SYSTEM_UID) { 14711 throw new SecurityException( 14712 "clearPackagePersistentPreferredActivities can only be run by the system"); 14713 } 14714 ArrayList<PersistentPreferredActivity> removed = null; 14715 boolean changed = false; 14716 synchronized (mPackages) { 14717 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14718 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14719 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14720 .valueAt(i); 14721 if (userId != thisUserId) { 14722 continue; 14723 } 14724 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14725 while (it.hasNext()) { 14726 PersistentPreferredActivity ppa = it.next(); 14727 // Mark entry for removal only if it matches the package name. 14728 if (ppa.mComponent.getPackageName().equals(packageName)) { 14729 if (removed == null) { 14730 removed = new ArrayList<PersistentPreferredActivity>(); 14731 } 14732 removed.add(ppa); 14733 } 14734 } 14735 if (removed != null) { 14736 for (int j=0; j<removed.size(); j++) { 14737 PersistentPreferredActivity ppa = removed.get(j); 14738 ppir.removeFilter(ppa); 14739 } 14740 changed = true; 14741 } 14742 } 14743 14744 if (changed) { 14745 scheduleWritePackageRestrictionsLocked(userId); 14746 } 14747 } 14748 } 14749 14750 /** 14751 * Common machinery for picking apart a restored XML blob and passing 14752 * it to a caller-supplied functor to be applied to the running system. 14753 */ 14754 private void restoreFromXml(XmlPullParser parser, int userId, 14755 String expectedStartTag, BlobXmlRestorer functor) 14756 throws IOException, XmlPullParserException { 14757 int type; 14758 while ((type = parser.next()) != XmlPullParser.START_TAG 14759 && type != XmlPullParser.END_DOCUMENT) { 14760 } 14761 if (type != XmlPullParser.START_TAG) { 14762 // oops didn't find a start tag?! 14763 if (DEBUG_BACKUP) { 14764 Slog.e(TAG, "Didn't find start tag during restore"); 14765 } 14766 return; 14767 } 14768 14769 // this is supposed to be TAG_PREFERRED_BACKUP 14770 if (!expectedStartTag.equals(parser.getName())) { 14771 if (DEBUG_BACKUP) { 14772 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14773 } 14774 return; 14775 } 14776 14777 // skip interfering stuff, then we're aligned with the backing implementation 14778 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14779 functor.apply(parser, userId); 14780 } 14781 14782 private interface BlobXmlRestorer { 14783 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14784 } 14785 14786 /** 14787 * Non-Binder method, support for the backup/restore mechanism: write the 14788 * full set of preferred activities in its canonical XML format. Returns the 14789 * XML output as a byte array, or null if there is none. 14790 */ 14791 @Override 14792 public byte[] getPreferredActivityBackup(int userId) { 14793 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14794 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14795 } 14796 14797 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14798 try { 14799 final XmlSerializer serializer = new FastXmlSerializer(); 14800 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14801 serializer.startDocument(null, true); 14802 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14803 14804 synchronized (mPackages) { 14805 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14806 } 14807 14808 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14809 serializer.endDocument(); 14810 serializer.flush(); 14811 } catch (Exception e) { 14812 if (DEBUG_BACKUP) { 14813 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14814 } 14815 return null; 14816 } 14817 14818 return dataStream.toByteArray(); 14819 } 14820 14821 @Override 14822 public void restorePreferredActivities(byte[] backup, int userId) { 14823 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14824 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14825 } 14826 14827 try { 14828 final XmlPullParser parser = Xml.newPullParser(); 14829 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14830 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14831 new BlobXmlRestorer() { 14832 @Override 14833 public void apply(XmlPullParser parser, int userId) 14834 throws XmlPullParserException, IOException { 14835 synchronized (mPackages) { 14836 mSettings.readPreferredActivitiesLPw(parser, userId); 14837 } 14838 } 14839 } ); 14840 } catch (Exception e) { 14841 if (DEBUG_BACKUP) { 14842 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14843 } 14844 } 14845 } 14846 14847 /** 14848 * Non-Binder method, support for the backup/restore mechanism: write the 14849 * default browser (etc) settings in its canonical XML format. Returns the default 14850 * browser XML representation as a byte array, or null if there is none. 14851 */ 14852 @Override 14853 public byte[] getDefaultAppsBackup(int userId) { 14854 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14855 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14856 } 14857 14858 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14859 try { 14860 final XmlSerializer serializer = new FastXmlSerializer(); 14861 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14862 serializer.startDocument(null, true); 14863 serializer.startTag(null, TAG_DEFAULT_APPS); 14864 14865 synchronized (mPackages) { 14866 mSettings.writeDefaultAppsLPr(serializer, userId); 14867 } 14868 14869 serializer.endTag(null, TAG_DEFAULT_APPS); 14870 serializer.endDocument(); 14871 serializer.flush(); 14872 } catch (Exception e) { 14873 if (DEBUG_BACKUP) { 14874 Slog.e(TAG, "Unable to write default apps for backup", e); 14875 } 14876 return null; 14877 } 14878 14879 return dataStream.toByteArray(); 14880 } 14881 14882 @Override 14883 public void restoreDefaultApps(byte[] backup, int userId) { 14884 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14885 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14886 } 14887 14888 try { 14889 final XmlPullParser parser = Xml.newPullParser(); 14890 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14891 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14892 new BlobXmlRestorer() { 14893 @Override 14894 public void apply(XmlPullParser parser, int userId) 14895 throws XmlPullParserException, IOException { 14896 synchronized (mPackages) { 14897 mSettings.readDefaultAppsLPw(parser, userId); 14898 } 14899 } 14900 } ); 14901 } catch (Exception e) { 14902 if (DEBUG_BACKUP) { 14903 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14904 } 14905 } 14906 } 14907 14908 @Override 14909 public byte[] getIntentFilterVerificationBackup(int userId) { 14910 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14911 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14912 } 14913 14914 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14915 try { 14916 final XmlSerializer serializer = new FastXmlSerializer(); 14917 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14918 serializer.startDocument(null, true); 14919 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14920 14921 synchronized (mPackages) { 14922 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14923 } 14924 14925 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14926 serializer.endDocument(); 14927 serializer.flush(); 14928 } catch (Exception e) { 14929 if (DEBUG_BACKUP) { 14930 Slog.e(TAG, "Unable to write default apps for backup", e); 14931 } 14932 return null; 14933 } 14934 14935 return dataStream.toByteArray(); 14936 } 14937 14938 @Override 14939 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14940 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14941 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14942 } 14943 14944 try { 14945 final XmlPullParser parser = Xml.newPullParser(); 14946 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14947 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14948 new BlobXmlRestorer() { 14949 @Override 14950 public void apply(XmlPullParser parser, int userId) 14951 throws XmlPullParserException, IOException { 14952 synchronized (mPackages) { 14953 mSettings.readAllDomainVerificationsLPr(parser, userId); 14954 mSettings.writeLPr(); 14955 } 14956 } 14957 } ); 14958 } catch (Exception e) { 14959 if (DEBUG_BACKUP) { 14960 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14961 } 14962 } 14963 } 14964 14965 @Override 14966 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14967 int sourceUserId, int targetUserId, int flags) { 14968 mContext.enforceCallingOrSelfPermission( 14969 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14970 int callingUid = Binder.getCallingUid(); 14971 enforceOwnerRights(ownerPackage, callingUid); 14972 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14973 if (intentFilter.countActions() == 0) { 14974 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14975 return; 14976 } 14977 synchronized (mPackages) { 14978 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14979 ownerPackage, targetUserId, flags); 14980 CrossProfileIntentResolver resolver = 14981 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14982 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14983 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14984 if (existing != null) { 14985 int size = existing.size(); 14986 for (int i = 0; i < size; i++) { 14987 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14988 return; 14989 } 14990 } 14991 } 14992 resolver.addFilter(newFilter); 14993 scheduleWritePackageRestrictionsLocked(sourceUserId); 14994 } 14995 } 14996 14997 @Override 14998 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14999 mContext.enforceCallingOrSelfPermission( 15000 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15001 int callingUid = Binder.getCallingUid(); 15002 enforceOwnerRights(ownerPackage, callingUid); 15003 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15004 synchronized (mPackages) { 15005 CrossProfileIntentResolver resolver = 15006 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15007 ArraySet<CrossProfileIntentFilter> set = 15008 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15009 for (CrossProfileIntentFilter filter : set) { 15010 if (filter.getOwnerPackage().equals(ownerPackage)) { 15011 resolver.removeFilter(filter); 15012 } 15013 } 15014 scheduleWritePackageRestrictionsLocked(sourceUserId); 15015 } 15016 } 15017 15018 // Enforcing that callingUid is owning pkg on userId 15019 private void enforceOwnerRights(String pkg, int callingUid) { 15020 // The system owns everything. 15021 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15022 return; 15023 } 15024 int callingUserId = UserHandle.getUserId(callingUid); 15025 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15026 if (pi == null) { 15027 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15028 + callingUserId); 15029 } 15030 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15031 throw new SecurityException("Calling uid " + callingUid 15032 + " does not own package " + pkg); 15033 } 15034 } 15035 15036 @Override 15037 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15038 Intent intent = new Intent(Intent.ACTION_MAIN); 15039 intent.addCategory(Intent.CATEGORY_HOME); 15040 15041 final int callingUserId = UserHandle.getCallingUserId(); 15042 List<ResolveInfo> list = queryIntentActivities(intent, null, 15043 PackageManager.GET_META_DATA, callingUserId); 15044 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15045 true, false, false, callingUserId); 15046 15047 allHomeCandidates.clear(); 15048 if (list != null) { 15049 for (ResolveInfo ri : list) { 15050 allHomeCandidates.add(ri); 15051 } 15052 } 15053 return (preferred == null || preferred.activityInfo == null) 15054 ? null 15055 : new ComponentName(preferred.activityInfo.packageName, 15056 preferred.activityInfo.name); 15057 } 15058 15059 @Override 15060 public void setApplicationEnabledSetting(String appPackageName, 15061 int newState, int flags, int userId, String callingPackage) { 15062 if (!sUserManager.exists(userId)) return; 15063 if (callingPackage == null) { 15064 callingPackage = Integer.toString(Binder.getCallingUid()); 15065 } 15066 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15067 } 15068 15069 @Override 15070 public void setComponentEnabledSetting(ComponentName componentName, 15071 int newState, int flags, int userId) { 15072 if (!sUserManager.exists(userId)) return; 15073 setEnabledSetting(componentName.getPackageName(), 15074 componentName.getClassName(), newState, flags, userId, null); 15075 } 15076 15077 private void setEnabledSetting(final String packageName, String className, int newState, 15078 final int flags, int userId, String callingPackage) { 15079 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15080 || newState == COMPONENT_ENABLED_STATE_ENABLED 15081 || newState == COMPONENT_ENABLED_STATE_DISABLED 15082 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15083 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15084 throw new IllegalArgumentException("Invalid new component state: " 15085 + newState); 15086 } 15087 PackageSetting pkgSetting; 15088 final int uid = Binder.getCallingUid(); 15089 final int permission = mContext.checkCallingOrSelfPermission( 15090 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15091 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15092 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15093 boolean sendNow = false; 15094 boolean isApp = (className == null); 15095 String componentName = isApp ? packageName : className; 15096 int packageUid = -1; 15097 ArrayList<String> components; 15098 15099 // writer 15100 synchronized (mPackages) { 15101 pkgSetting = mSettings.mPackages.get(packageName); 15102 if (pkgSetting == null) { 15103 if (className == null) { 15104 throw new IllegalArgumentException("Unknown package: " + packageName); 15105 } 15106 throw new IllegalArgumentException( 15107 "Unknown component: " + packageName + "/" + className); 15108 } 15109 // Allow root and verify that userId is not being specified by a different user 15110 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15111 throw new SecurityException( 15112 "Permission Denial: attempt to change component state from pid=" 15113 + Binder.getCallingPid() 15114 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15115 } 15116 if (className == null) { 15117 // We're dealing with an application/package level state change 15118 if (pkgSetting.getEnabled(userId) == newState) { 15119 // Nothing to do 15120 return; 15121 } 15122 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15123 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15124 // Don't care about who enables an app. 15125 callingPackage = null; 15126 } 15127 pkgSetting.setEnabled(newState, userId, callingPackage); 15128 // pkgSetting.pkg.mSetEnabled = newState; 15129 } else { 15130 // We're dealing with a component level state change 15131 // First, verify that this is a valid class name. 15132 PackageParser.Package pkg = pkgSetting.pkg; 15133 if (pkg == null || !pkg.hasComponentClassName(className)) { 15134 if (pkg != null && 15135 pkg.applicationInfo.targetSdkVersion >= 15136 Build.VERSION_CODES.JELLY_BEAN) { 15137 throw new IllegalArgumentException("Component class " + className 15138 + " does not exist in " + packageName); 15139 } else { 15140 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15141 + className + " does not exist in " + packageName); 15142 } 15143 } 15144 switch (newState) { 15145 case COMPONENT_ENABLED_STATE_ENABLED: 15146 if (!pkgSetting.enableComponentLPw(className, userId)) { 15147 return; 15148 } 15149 break; 15150 case COMPONENT_ENABLED_STATE_DISABLED: 15151 if (!pkgSetting.disableComponentLPw(className, userId)) { 15152 return; 15153 } 15154 break; 15155 case COMPONENT_ENABLED_STATE_DEFAULT: 15156 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15157 return; 15158 } 15159 break; 15160 default: 15161 Slog.e(TAG, "Invalid new component state: " + newState); 15162 return; 15163 } 15164 } 15165 scheduleWritePackageRestrictionsLocked(userId); 15166 components = mPendingBroadcasts.get(userId, packageName); 15167 final boolean newPackage = components == null; 15168 if (newPackage) { 15169 components = new ArrayList<String>(); 15170 } 15171 if (!components.contains(componentName)) { 15172 components.add(componentName); 15173 } 15174 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15175 sendNow = true; 15176 // Purge entry from pending broadcast list if another one exists already 15177 // since we are sending one right away. 15178 mPendingBroadcasts.remove(userId, packageName); 15179 } else { 15180 if (newPackage) { 15181 mPendingBroadcasts.put(userId, packageName, components); 15182 } 15183 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15184 // Schedule a message 15185 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15186 } 15187 } 15188 } 15189 15190 long callingId = Binder.clearCallingIdentity(); 15191 try { 15192 if (sendNow) { 15193 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15194 sendPackageChangedBroadcast(packageName, 15195 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15196 } 15197 } finally { 15198 Binder.restoreCallingIdentity(callingId); 15199 } 15200 } 15201 15202 private void sendPackageChangedBroadcast(String packageName, 15203 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15204 if (DEBUG_INSTALL) 15205 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15206 + componentNames); 15207 Bundle extras = new Bundle(4); 15208 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15209 String nameList[] = new String[componentNames.size()]; 15210 componentNames.toArray(nameList); 15211 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15212 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15213 extras.putInt(Intent.EXTRA_UID, packageUid); 15214 // If this is not reporting a change of the overall package, then only send it 15215 // to registered receivers. We don't want to launch a swath of apps for every 15216 // little component state change. 15217 final int flags = !componentNames.contains(packageName) 15218 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15219 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15220 new int[] {UserHandle.getUserId(packageUid)}); 15221 } 15222 15223 @Override 15224 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15225 if (!sUserManager.exists(userId)) return; 15226 final int uid = Binder.getCallingUid(); 15227 final int permission = mContext.checkCallingOrSelfPermission( 15228 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15229 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15230 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15231 // writer 15232 synchronized (mPackages) { 15233 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15234 allowedByPermission, uid, userId)) { 15235 scheduleWritePackageRestrictionsLocked(userId); 15236 } 15237 } 15238 } 15239 15240 @Override 15241 public String getInstallerPackageName(String packageName) { 15242 // reader 15243 synchronized (mPackages) { 15244 return mSettings.getInstallerPackageNameLPr(packageName); 15245 } 15246 } 15247 15248 @Override 15249 public int getApplicationEnabledSetting(String packageName, int userId) { 15250 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15251 int uid = Binder.getCallingUid(); 15252 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15253 // reader 15254 synchronized (mPackages) { 15255 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15256 } 15257 } 15258 15259 @Override 15260 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15261 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15262 int uid = Binder.getCallingUid(); 15263 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15264 // reader 15265 synchronized (mPackages) { 15266 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15267 } 15268 } 15269 15270 @Override 15271 public void enterSafeMode() { 15272 enforceSystemOrRoot("Only the system can request entering safe mode"); 15273 15274 if (!mSystemReady) { 15275 mSafeMode = true; 15276 } 15277 } 15278 15279 @Override 15280 public void systemReady() { 15281 mSystemReady = true; 15282 15283 // Read the compatibilty setting when the system is ready. 15284 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15285 mContext.getContentResolver(), 15286 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15287 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15288 if (DEBUG_SETTINGS) { 15289 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15290 } 15291 15292 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15293 15294 synchronized (mPackages) { 15295 // Verify that all of the preferred activity components actually 15296 // exist. It is possible for applications to be updated and at 15297 // that point remove a previously declared activity component that 15298 // had been set as a preferred activity. We try to clean this up 15299 // the next time we encounter that preferred activity, but it is 15300 // possible for the user flow to never be able to return to that 15301 // situation so here we do a sanity check to make sure we haven't 15302 // left any junk around. 15303 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15304 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15305 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15306 removed.clear(); 15307 for (PreferredActivity pa : pir.filterSet()) { 15308 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15309 removed.add(pa); 15310 } 15311 } 15312 if (removed.size() > 0) { 15313 for (int r=0; r<removed.size(); r++) { 15314 PreferredActivity pa = removed.get(r); 15315 Slog.w(TAG, "Removing dangling preferred activity: " 15316 + pa.mPref.mComponent); 15317 pir.removeFilter(pa); 15318 } 15319 mSettings.writePackageRestrictionsLPr( 15320 mSettings.mPreferredActivities.keyAt(i)); 15321 } 15322 } 15323 15324 for (int userId : UserManagerService.getInstance().getUserIds()) { 15325 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15326 grantPermissionsUserIds = ArrayUtils.appendInt( 15327 grantPermissionsUserIds, userId); 15328 } 15329 } 15330 } 15331 sUserManager.systemReady(); 15332 15333 // If we upgraded grant all default permissions before kicking off. 15334 for (int userId : grantPermissionsUserIds) { 15335 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15336 } 15337 15338 // Kick off any messages waiting for system ready 15339 if (mPostSystemReadyMessages != null) { 15340 for (Message msg : mPostSystemReadyMessages) { 15341 msg.sendToTarget(); 15342 } 15343 mPostSystemReadyMessages = null; 15344 } 15345 15346 // Watch for external volumes that come and go over time 15347 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15348 storage.registerListener(mStorageListener); 15349 15350 mInstallerService.systemReady(); 15351 mPackageDexOptimizer.systemReady(); 15352 15353 MountServiceInternal mountServiceInternal = LocalServices.getService( 15354 MountServiceInternal.class); 15355 mountServiceInternal.addExternalStoragePolicy( 15356 new MountServiceInternal.ExternalStorageMountPolicy() { 15357 @Override 15358 public int getMountMode(int uid, String packageName) { 15359 if (Process.isIsolated(uid)) { 15360 return Zygote.MOUNT_EXTERNAL_NONE; 15361 } 15362 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15363 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15364 } 15365 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15366 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15367 } 15368 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15369 return Zygote.MOUNT_EXTERNAL_READ; 15370 } 15371 return Zygote.MOUNT_EXTERNAL_WRITE; 15372 } 15373 15374 @Override 15375 public boolean hasExternalStorage(int uid, String packageName) { 15376 return true; 15377 } 15378 }); 15379 } 15380 15381 @Override 15382 public boolean isSafeMode() { 15383 return mSafeMode; 15384 } 15385 15386 @Override 15387 public boolean hasSystemUidErrors() { 15388 return mHasSystemUidErrors; 15389 } 15390 15391 static String arrayToString(int[] array) { 15392 StringBuffer buf = new StringBuffer(128); 15393 buf.append('['); 15394 if (array != null) { 15395 for (int i=0; i<array.length; i++) { 15396 if (i > 0) buf.append(", "); 15397 buf.append(array[i]); 15398 } 15399 } 15400 buf.append(']'); 15401 return buf.toString(); 15402 } 15403 15404 static class DumpState { 15405 public static final int DUMP_LIBS = 1 << 0; 15406 public static final int DUMP_FEATURES = 1 << 1; 15407 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15408 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15409 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15410 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15411 public static final int DUMP_PERMISSIONS = 1 << 6; 15412 public static final int DUMP_PACKAGES = 1 << 7; 15413 public static final int DUMP_SHARED_USERS = 1 << 8; 15414 public static final int DUMP_MESSAGES = 1 << 9; 15415 public static final int DUMP_PROVIDERS = 1 << 10; 15416 public static final int DUMP_VERIFIERS = 1 << 11; 15417 public static final int DUMP_PREFERRED = 1 << 12; 15418 public static final int DUMP_PREFERRED_XML = 1 << 13; 15419 public static final int DUMP_KEYSETS = 1 << 14; 15420 public static final int DUMP_VERSION = 1 << 15; 15421 public static final int DUMP_INSTALLS = 1 << 16; 15422 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15423 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15424 15425 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15426 15427 private int mTypes; 15428 15429 private int mOptions; 15430 15431 private boolean mTitlePrinted; 15432 15433 private SharedUserSetting mSharedUser; 15434 15435 public boolean isDumping(int type) { 15436 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15437 return true; 15438 } 15439 15440 return (mTypes & type) != 0; 15441 } 15442 15443 public void setDump(int type) { 15444 mTypes |= type; 15445 } 15446 15447 public boolean isOptionEnabled(int option) { 15448 return (mOptions & option) != 0; 15449 } 15450 15451 public void setOptionEnabled(int option) { 15452 mOptions |= option; 15453 } 15454 15455 public boolean onTitlePrinted() { 15456 final boolean printed = mTitlePrinted; 15457 mTitlePrinted = true; 15458 return printed; 15459 } 15460 15461 public boolean getTitlePrinted() { 15462 return mTitlePrinted; 15463 } 15464 15465 public void setTitlePrinted(boolean enabled) { 15466 mTitlePrinted = enabled; 15467 } 15468 15469 public SharedUserSetting getSharedUser() { 15470 return mSharedUser; 15471 } 15472 15473 public void setSharedUser(SharedUserSetting user) { 15474 mSharedUser = user; 15475 } 15476 } 15477 15478 @Override 15479 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15480 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15481 (new PackageManagerShellCommand(this)).exec( 15482 this, in, out, err, args, resultReceiver); 15483 } 15484 15485 @Override 15486 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15487 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15488 != PackageManager.PERMISSION_GRANTED) { 15489 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15490 + Binder.getCallingPid() 15491 + ", uid=" + Binder.getCallingUid() 15492 + " without permission " 15493 + android.Manifest.permission.DUMP); 15494 return; 15495 } 15496 15497 DumpState dumpState = new DumpState(); 15498 boolean fullPreferred = false; 15499 boolean checkin = false; 15500 15501 String packageName = null; 15502 ArraySet<String> permissionNames = null; 15503 15504 int opti = 0; 15505 while (opti < args.length) { 15506 String opt = args[opti]; 15507 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15508 break; 15509 } 15510 opti++; 15511 15512 if ("-a".equals(opt)) { 15513 // Right now we only know how to print all. 15514 } else if ("-h".equals(opt)) { 15515 pw.println("Package manager dump options:"); 15516 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15517 pw.println(" --checkin: dump for a checkin"); 15518 pw.println(" -f: print details of intent filters"); 15519 pw.println(" -h: print this help"); 15520 pw.println(" cmd may be one of:"); 15521 pw.println(" l[ibraries]: list known shared libraries"); 15522 pw.println(" f[eatures]: list device features"); 15523 pw.println(" k[eysets]: print known keysets"); 15524 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15525 pw.println(" perm[issions]: dump permissions"); 15526 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15527 pw.println(" pref[erred]: print preferred package settings"); 15528 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15529 pw.println(" prov[iders]: dump content providers"); 15530 pw.println(" p[ackages]: dump installed packages"); 15531 pw.println(" s[hared-users]: dump shared user IDs"); 15532 pw.println(" m[essages]: print collected runtime messages"); 15533 pw.println(" v[erifiers]: print package verifier info"); 15534 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15535 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15536 pw.println(" version: print database version info"); 15537 pw.println(" write: write current settings now"); 15538 pw.println(" installs: details about install sessions"); 15539 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15540 pw.println(" <package.name>: info about given package"); 15541 return; 15542 } else if ("--checkin".equals(opt)) { 15543 checkin = true; 15544 } else if ("-f".equals(opt)) { 15545 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15546 } else { 15547 pw.println("Unknown argument: " + opt + "; use -h for help"); 15548 } 15549 } 15550 15551 // Is the caller requesting to dump a particular piece of data? 15552 if (opti < args.length) { 15553 String cmd = args[opti]; 15554 opti++; 15555 // Is this a package name? 15556 if ("android".equals(cmd) || cmd.contains(".")) { 15557 packageName = cmd; 15558 // When dumping a single package, we always dump all of its 15559 // filter information since the amount of data will be reasonable. 15560 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15561 } else if ("check-permission".equals(cmd)) { 15562 if (opti >= args.length) { 15563 pw.println("Error: check-permission missing permission argument"); 15564 return; 15565 } 15566 String perm = args[opti]; 15567 opti++; 15568 if (opti >= args.length) { 15569 pw.println("Error: check-permission missing package argument"); 15570 return; 15571 } 15572 String pkg = args[opti]; 15573 opti++; 15574 int user = UserHandle.getUserId(Binder.getCallingUid()); 15575 if (opti < args.length) { 15576 try { 15577 user = Integer.parseInt(args[opti]); 15578 } catch (NumberFormatException e) { 15579 pw.println("Error: check-permission user argument is not a number: " 15580 + args[opti]); 15581 return; 15582 } 15583 } 15584 pw.println(checkPermission(perm, pkg, user)); 15585 return; 15586 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15587 dumpState.setDump(DumpState.DUMP_LIBS); 15588 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15589 dumpState.setDump(DumpState.DUMP_FEATURES); 15590 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15591 if (opti >= args.length) { 15592 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15593 | DumpState.DUMP_SERVICE_RESOLVERS 15594 | DumpState.DUMP_RECEIVER_RESOLVERS 15595 | DumpState.DUMP_CONTENT_RESOLVERS); 15596 } else { 15597 while (opti < args.length) { 15598 String name = args[opti]; 15599 if ("a".equals(name) || "activity".equals(name)) { 15600 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15601 } else if ("s".equals(name) || "service".equals(name)) { 15602 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15603 } else if ("r".equals(name) || "receiver".equals(name)) { 15604 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15605 } else if ("c".equals(name) || "content".equals(name)) { 15606 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15607 } else { 15608 pw.println("Error: unknown resolver table type: " + name); 15609 return; 15610 } 15611 opti++; 15612 } 15613 } 15614 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15615 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15616 } else if ("permission".equals(cmd)) { 15617 if (opti >= args.length) { 15618 pw.println("Error: permission requires permission name"); 15619 return; 15620 } 15621 permissionNames = new ArraySet<>(); 15622 while (opti < args.length) { 15623 permissionNames.add(args[opti]); 15624 opti++; 15625 } 15626 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15627 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15628 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15629 dumpState.setDump(DumpState.DUMP_PREFERRED); 15630 } else if ("preferred-xml".equals(cmd)) { 15631 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15632 if (opti < args.length && "--full".equals(args[opti])) { 15633 fullPreferred = true; 15634 opti++; 15635 } 15636 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15637 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15638 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15639 dumpState.setDump(DumpState.DUMP_PACKAGES); 15640 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15641 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15642 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15643 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15644 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15645 dumpState.setDump(DumpState.DUMP_MESSAGES); 15646 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15647 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15648 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15649 || "intent-filter-verifiers".equals(cmd)) { 15650 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15651 } else if ("version".equals(cmd)) { 15652 dumpState.setDump(DumpState.DUMP_VERSION); 15653 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15654 dumpState.setDump(DumpState.DUMP_KEYSETS); 15655 } else if ("installs".equals(cmd)) { 15656 dumpState.setDump(DumpState.DUMP_INSTALLS); 15657 } else if ("write".equals(cmd)) { 15658 synchronized (mPackages) { 15659 mSettings.writeLPr(); 15660 pw.println("Settings written."); 15661 return; 15662 } 15663 } 15664 } 15665 15666 if (checkin) { 15667 pw.println("vers,1"); 15668 } 15669 15670 // reader 15671 synchronized (mPackages) { 15672 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15673 if (!checkin) { 15674 if (dumpState.onTitlePrinted()) 15675 pw.println(); 15676 pw.println("Database versions:"); 15677 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15678 } 15679 } 15680 15681 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15682 if (!checkin) { 15683 if (dumpState.onTitlePrinted()) 15684 pw.println(); 15685 pw.println("Verifiers:"); 15686 pw.print(" Required: "); 15687 pw.print(mRequiredVerifierPackage); 15688 pw.print(" (uid="); 15689 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15690 pw.println(")"); 15691 } else if (mRequiredVerifierPackage != null) { 15692 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15693 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15694 } 15695 } 15696 15697 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15698 packageName == null) { 15699 if (mIntentFilterVerifierComponent != null) { 15700 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15701 if (!checkin) { 15702 if (dumpState.onTitlePrinted()) 15703 pw.println(); 15704 pw.println("Intent Filter Verifier:"); 15705 pw.print(" Using: "); 15706 pw.print(verifierPackageName); 15707 pw.print(" (uid="); 15708 pw.print(getPackageUid(verifierPackageName, 0)); 15709 pw.println(")"); 15710 } else if (verifierPackageName != null) { 15711 pw.print("ifv,"); pw.print(verifierPackageName); 15712 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15713 } 15714 } else { 15715 pw.println(); 15716 pw.println("No Intent Filter Verifier available!"); 15717 } 15718 } 15719 15720 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15721 boolean printedHeader = false; 15722 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15723 while (it.hasNext()) { 15724 String name = it.next(); 15725 SharedLibraryEntry ent = mSharedLibraries.get(name); 15726 if (!checkin) { 15727 if (!printedHeader) { 15728 if (dumpState.onTitlePrinted()) 15729 pw.println(); 15730 pw.println("Libraries:"); 15731 printedHeader = true; 15732 } 15733 pw.print(" "); 15734 } else { 15735 pw.print("lib,"); 15736 } 15737 pw.print(name); 15738 if (!checkin) { 15739 pw.print(" -> "); 15740 } 15741 if (ent.path != null) { 15742 if (!checkin) { 15743 pw.print("(jar) "); 15744 pw.print(ent.path); 15745 } else { 15746 pw.print(",jar,"); 15747 pw.print(ent.path); 15748 } 15749 } else { 15750 if (!checkin) { 15751 pw.print("(apk) "); 15752 pw.print(ent.apk); 15753 } else { 15754 pw.print(",apk,"); 15755 pw.print(ent.apk); 15756 } 15757 } 15758 pw.println(); 15759 } 15760 } 15761 15762 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15763 if (dumpState.onTitlePrinted()) 15764 pw.println(); 15765 if (!checkin) { 15766 pw.println("Features:"); 15767 } 15768 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15769 while (it.hasNext()) { 15770 String name = it.next(); 15771 if (!checkin) { 15772 pw.print(" "); 15773 } else { 15774 pw.print("feat,"); 15775 } 15776 pw.println(name); 15777 } 15778 } 15779 15780 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15781 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15782 : "Activity Resolver Table:", " ", packageName, 15783 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15784 dumpState.setTitlePrinted(true); 15785 } 15786 } 15787 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15788 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15789 : "Receiver Resolver Table:", " ", packageName, 15790 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15791 dumpState.setTitlePrinted(true); 15792 } 15793 } 15794 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15795 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15796 : "Service Resolver Table:", " ", packageName, 15797 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15798 dumpState.setTitlePrinted(true); 15799 } 15800 } 15801 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15802 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15803 : "Provider Resolver Table:", " ", packageName, 15804 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15805 dumpState.setTitlePrinted(true); 15806 } 15807 } 15808 15809 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15810 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15811 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15812 int user = mSettings.mPreferredActivities.keyAt(i); 15813 if (pir.dump(pw, 15814 dumpState.getTitlePrinted() 15815 ? "\nPreferred Activities User " + user + ":" 15816 : "Preferred Activities User " + user + ":", " ", 15817 packageName, true, false)) { 15818 dumpState.setTitlePrinted(true); 15819 } 15820 } 15821 } 15822 15823 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15824 pw.flush(); 15825 FileOutputStream fout = new FileOutputStream(fd); 15826 BufferedOutputStream str = new BufferedOutputStream(fout); 15827 XmlSerializer serializer = new FastXmlSerializer(); 15828 try { 15829 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15830 serializer.startDocument(null, true); 15831 serializer.setFeature( 15832 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15833 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15834 serializer.endDocument(); 15835 serializer.flush(); 15836 } catch (IllegalArgumentException e) { 15837 pw.println("Failed writing: " + e); 15838 } catch (IllegalStateException e) { 15839 pw.println("Failed writing: " + e); 15840 } catch (IOException e) { 15841 pw.println("Failed writing: " + e); 15842 } 15843 } 15844 15845 if (!checkin 15846 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15847 && packageName == null) { 15848 pw.println(); 15849 int count = mSettings.mPackages.size(); 15850 if (count == 0) { 15851 pw.println("No applications!"); 15852 pw.println(); 15853 } else { 15854 final String prefix = " "; 15855 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15856 if (allPackageSettings.size() == 0) { 15857 pw.println("No domain preferred apps!"); 15858 pw.println(); 15859 } else { 15860 pw.println("App verification status:"); 15861 pw.println(); 15862 count = 0; 15863 for (PackageSetting ps : allPackageSettings) { 15864 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15865 if (ivi == null || ivi.getPackageName() == null) continue; 15866 pw.println(prefix + "Package: " + ivi.getPackageName()); 15867 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15868 pw.println(prefix + "Status: " + ivi.getStatusString()); 15869 pw.println(); 15870 count++; 15871 } 15872 if (count == 0) { 15873 pw.println(prefix + "No app verification established."); 15874 pw.println(); 15875 } 15876 for (int userId : sUserManager.getUserIds()) { 15877 pw.println("App linkages for user " + userId + ":"); 15878 pw.println(); 15879 count = 0; 15880 for (PackageSetting ps : allPackageSettings) { 15881 final long status = ps.getDomainVerificationStatusForUser(userId); 15882 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15883 continue; 15884 } 15885 pw.println(prefix + "Package: " + ps.name); 15886 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15887 String statusStr = IntentFilterVerificationInfo. 15888 getStatusStringFromValue(status); 15889 pw.println(prefix + "Status: " + statusStr); 15890 pw.println(); 15891 count++; 15892 } 15893 if (count == 0) { 15894 pw.println(prefix + "No configured app linkages."); 15895 pw.println(); 15896 } 15897 } 15898 } 15899 } 15900 } 15901 15902 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15903 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15904 if (packageName == null && permissionNames == null) { 15905 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15906 if (iperm == 0) { 15907 if (dumpState.onTitlePrinted()) 15908 pw.println(); 15909 pw.println("AppOp Permissions:"); 15910 } 15911 pw.print(" AppOp Permission "); 15912 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15913 pw.println(":"); 15914 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15915 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15916 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15917 } 15918 } 15919 } 15920 } 15921 15922 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15923 boolean printedSomething = false; 15924 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15925 if (packageName != null && !packageName.equals(p.info.packageName)) { 15926 continue; 15927 } 15928 if (!printedSomething) { 15929 if (dumpState.onTitlePrinted()) 15930 pw.println(); 15931 pw.println("Registered ContentProviders:"); 15932 printedSomething = true; 15933 } 15934 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15935 pw.print(" "); pw.println(p.toString()); 15936 } 15937 printedSomething = false; 15938 for (Map.Entry<String, PackageParser.Provider> entry : 15939 mProvidersByAuthority.entrySet()) { 15940 PackageParser.Provider p = entry.getValue(); 15941 if (packageName != null && !packageName.equals(p.info.packageName)) { 15942 continue; 15943 } 15944 if (!printedSomething) { 15945 if (dumpState.onTitlePrinted()) 15946 pw.println(); 15947 pw.println("ContentProvider Authorities:"); 15948 printedSomething = true; 15949 } 15950 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15951 pw.print(" "); pw.println(p.toString()); 15952 if (p.info != null && p.info.applicationInfo != null) { 15953 final String appInfo = p.info.applicationInfo.toString(); 15954 pw.print(" applicationInfo="); pw.println(appInfo); 15955 } 15956 } 15957 } 15958 15959 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15960 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15961 } 15962 15963 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15964 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15965 } 15966 15967 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15968 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15969 } 15970 15971 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15972 // XXX should handle packageName != null by dumping only install data that 15973 // the given package is involved with. 15974 if (dumpState.onTitlePrinted()) pw.println(); 15975 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15976 } 15977 15978 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15979 if (dumpState.onTitlePrinted()) pw.println(); 15980 mSettings.dumpReadMessagesLPr(pw, dumpState); 15981 15982 pw.println(); 15983 pw.println("Package warning messages:"); 15984 BufferedReader in = null; 15985 String line = null; 15986 try { 15987 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15988 while ((line = in.readLine()) != null) { 15989 if (line.contains("ignored: updated version")) continue; 15990 pw.println(line); 15991 } 15992 } catch (IOException ignored) { 15993 } finally { 15994 IoUtils.closeQuietly(in); 15995 } 15996 } 15997 15998 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15999 BufferedReader in = null; 16000 String line = null; 16001 try { 16002 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16003 while ((line = in.readLine()) != null) { 16004 if (line.contains("ignored: updated version")) continue; 16005 pw.print("msg,"); 16006 pw.println(line); 16007 } 16008 } catch (IOException ignored) { 16009 } finally { 16010 IoUtils.closeQuietly(in); 16011 } 16012 } 16013 } 16014 } 16015 16016 private String dumpDomainString(String packageName) { 16017 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16018 List<IntentFilter> filters = getAllIntentFilters(packageName); 16019 16020 ArraySet<String> result = new ArraySet<>(); 16021 if (iviList.size() > 0) { 16022 for (IntentFilterVerificationInfo ivi : iviList) { 16023 for (String host : ivi.getDomains()) { 16024 result.add(host); 16025 } 16026 } 16027 } 16028 if (filters != null && filters.size() > 0) { 16029 for (IntentFilter filter : filters) { 16030 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16031 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16032 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16033 result.addAll(filter.getHostsList()); 16034 } 16035 } 16036 } 16037 16038 StringBuilder sb = new StringBuilder(result.size() * 16); 16039 for (String domain : result) { 16040 if (sb.length() > 0) sb.append(" "); 16041 sb.append(domain); 16042 } 16043 return sb.toString(); 16044 } 16045 16046 // ------- apps on sdcard specific code ------- 16047 static final boolean DEBUG_SD_INSTALL = false; 16048 16049 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16050 16051 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16052 16053 private boolean mMediaMounted = false; 16054 16055 static String getEncryptKey() { 16056 try { 16057 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16058 SD_ENCRYPTION_KEYSTORE_NAME); 16059 if (sdEncKey == null) { 16060 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16061 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16062 if (sdEncKey == null) { 16063 Slog.e(TAG, "Failed to create encryption keys"); 16064 return null; 16065 } 16066 } 16067 return sdEncKey; 16068 } catch (NoSuchAlgorithmException nsae) { 16069 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16070 return null; 16071 } catch (IOException ioe) { 16072 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16073 return null; 16074 } 16075 } 16076 16077 /* 16078 * Update media status on PackageManager. 16079 */ 16080 @Override 16081 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16082 int callingUid = Binder.getCallingUid(); 16083 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16084 throw new SecurityException("Media status can only be updated by the system"); 16085 } 16086 // reader; this apparently protects mMediaMounted, but should probably 16087 // be a different lock in that case. 16088 synchronized (mPackages) { 16089 Log.i(TAG, "Updating external media status from " 16090 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16091 + (mediaStatus ? "mounted" : "unmounted")); 16092 if (DEBUG_SD_INSTALL) 16093 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16094 + ", mMediaMounted=" + mMediaMounted); 16095 if (mediaStatus == mMediaMounted) { 16096 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16097 : 0, -1); 16098 mHandler.sendMessage(msg); 16099 return; 16100 } 16101 mMediaMounted = mediaStatus; 16102 } 16103 // Queue up an async operation since the package installation may take a 16104 // little while. 16105 mHandler.post(new Runnable() { 16106 public void run() { 16107 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16108 } 16109 }); 16110 } 16111 16112 /** 16113 * Called by MountService when the initial ASECs to scan are available. 16114 * Should block until all the ASEC containers are finished being scanned. 16115 */ 16116 public void scanAvailableAsecs() { 16117 updateExternalMediaStatusInner(true, false, false); 16118 if (mShouldRestoreconData) { 16119 SELinuxMMAC.setRestoreconDone(); 16120 mShouldRestoreconData = false; 16121 } 16122 } 16123 16124 /* 16125 * Collect information of applications on external media, map them against 16126 * existing containers and update information based on current mount status. 16127 * Please note that we always have to report status if reportStatus has been 16128 * set to true especially when unloading packages. 16129 */ 16130 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16131 boolean externalStorage) { 16132 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16133 int[] uidArr = EmptyArray.INT; 16134 16135 final String[] list = PackageHelper.getSecureContainerList(); 16136 if (ArrayUtils.isEmpty(list)) { 16137 Log.i(TAG, "No secure containers found"); 16138 } else { 16139 // Process list of secure containers and categorize them 16140 // as active or stale based on their package internal state. 16141 16142 // reader 16143 synchronized (mPackages) { 16144 for (String cid : list) { 16145 // Leave stages untouched for now; installer service owns them 16146 if (PackageInstallerService.isStageName(cid)) continue; 16147 16148 if (DEBUG_SD_INSTALL) 16149 Log.i(TAG, "Processing container " + cid); 16150 String pkgName = getAsecPackageName(cid); 16151 if (pkgName == null) { 16152 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16153 continue; 16154 } 16155 if (DEBUG_SD_INSTALL) 16156 Log.i(TAG, "Looking for pkg : " + pkgName); 16157 16158 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16159 if (ps == null) { 16160 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16161 continue; 16162 } 16163 16164 /* 16165 * Skip packages that are not external if we're unmounting 16166 * external storage. 16167 */ 16168 if (externalStorage && !isMounted && !isExternal(ps)) { 16169 continue; 16170 } 16171 16172 final AsecInstallArgs args = new AsecInstallArgs(cid, 16173 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16174 // The package status is changed only if the code path 16175 // matches between settings and the container id. 16176 if (ps.codePathString != null 16177 && ps.codePathString.startsWith(args.getCodePath())) { 16178 if (DEBUG_SD_INSTALL) { 16179 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16180 + " at code path: " + ps.codePathString); 16181 } 16182 16183 // We do have a valid package installed on sdcard 16184 processCids.put(args, ps.codePathString); 16185 final int uid = ps.appId; 16186 if (uid != -1) { 16187 uidArr = ArrayUtils.appendInt(uidArr, uid); 16188 } 16189 } else { 16190 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16191 + ps.codePathString); 16192 } 16193 } 16194 } 16195 16196 Arrays.sort(uidArr); 16197 } 16198 16199 // Process packages with valid entries. 16200 if (isMounted) { 16201 if (DEBUG_SD_INSTALL) 16202 Log.i(TAG, "Loading packages"); 16203 loadMediaPackages(processCids, uidArr, externalStorage); 16204 startCleaningPackages(); 16205 mInstallerService.onSecureContainersAvailable(); 16206 } else { 16207 if (DEBUG_SD_INSTALL) 16208 Log.i(TAG, "Unloading packages"); 16209 unloadMediaPackages(processCids, uidArr, reportStatus); 16210 } 16211 } 16212 16213 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16214 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16215 final int size = infos.size(); 16216 final String[] packageNames = new String[size]; 16217 final int[] packageUids = new int[size]; 16218 for (int i = 0; i < size; i++) { 16219 final ApplicationInfo info = infos.get(i); 16220 packageNames[i] = info.packageName; 16221 packageUids[i] = info.uid; 16222 } 16223 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16224 finishedReceiver); 16225 } 16226 16227 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16228 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16229 sendResourcesChangedBroadcast(mediaStatus, replacing, 16230 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16231 } 16232 16233 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16234 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16235 int size = pkgList.length; 16236 if (size > 0) { 16237 // Send broadcasts here 16238 Bundle extras = new Bundle(); 16239 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16240 if (uidArr != null) { 16241 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16242 } 16243 if (replacing) { 16244 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16245 } 16246 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16247 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16248 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16249 } 16250 } 16251 16252 /* 16253 * Look at potentially valid container ids from processCids If package 16254 * information doesn't match the one on record or package scanning fails, 16255 * the cid is added to list of removeCids. We currently don't delete stale 16256 * containers. 16257 */ 16258 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16259 boolean externalStorage) { 16260 ArrayList<String> pkgList = new ArrayList<String>(); 16261 Set<AsecInstallArgs> keys = processCids.keySet(); 16262 16263 for (AsecInstallArgs args : keys) { 16264 String codePath = processCids.get(args); 16265 if (DEBUG_SD_INSTALL) 16266 Log.i(TAG, "Loading container : " + args.cid); 16267 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16268 try { 16269 // Make sure there are no container errors first. 16270 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16271 Slog.e(TAG, "Failed to mount cid : " + args.cid 16272 + " when installing from sdcard"); 16273 continue; 16274 } 16275 // Check code path here. 16276 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16277 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16278 + " does not match one in settings " + codePath); 16279 continue; 16280 } 16281 // Parse package 16282 int parseFlags = mDefParseFlags; 16283 if (args.isExternalAsec()) { 16284 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16285 } 16286 if (args.isFwdLocked()) { 16287 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16288 } 16289 16290 synchronized (mInstallLock) { 16291 PackageParser.Package pkg = null; 16292 try { 16293 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16294 } catch (PackageManagerException e) { 16295 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16296 } 16297 // Scan the package 16298 if (pkg != null) { 16299 /* 16300 * TODO why is the lock being held? doPostInstall is 16301 * called in other places without the lock. This needs 16302 * to be straightened out. 16303 */ 16304 // writer 16305 synchronized (mPackages) { 16306 retCode = PackageManager.INSTALL_SUCCEEDED; 16307 pkgList.add(pkg.packageName); 16308 // Post process args 16309 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16310 pkg.applicationInfo.uid); 16311 } 16312 } else { 16313 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16314 } 16315 } 16316 16317 } finally { 16318 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16319 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16320 } 16321 } 16322 } 16323 // writer 16324 synchronized (mPackages) { 16325 // If the platform SDK has changed since the last time we booted, 16326 // we need to re-grant app permission to catch any new ones that 16327 // appear. This is really a hack, and means that apps can in some 16328 // cases get permissions that the user didn't initially explicitly 16329 // allow... it would be nice to have some better way to handle 16330 // this situation. 16331 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16332 : mSettings.getInternalVersion(); 16333 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16334 : StorageManager.UUID_PRIVATE_INTERNAL; 16335 16336 int updateFlags = UPDATE_PERMISSIONS_ALL; 16337 if (ver.sdkVersion != mSdkVersion) { 16338 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16339 + mSdkVersion + "; regranting permissions for external"); 16340 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16341 } 16342 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16343 16344 // Yay, everything is now upgraded 16345 ver.forceCurrent(); 16346 16347 // can downgrade to reader 16348 // Persist settings 16349 mSettings.writeLPr(); 16350 } 16351 // Send a broadcast to let everyone know we are done processing 16352 if (pkgList.size() > 0) { 16353 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16354 } 16355 } 16356 16357 /* 16358 * Utility method to unload a list of specified containers 16359 */ 16360 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16361 // Just unmount all valid containers. 16362 for (AsecInstallArgs arg : cidArgs) { 16363 synchronized (mInstallLock) { 16364 arg.doPostDeleteLI(false); 16365 } 16366 } 16367 } 16368 16369 /* 16370 * Unload packages mounted on external media. This involves deleting package 16371 * data from internal structures, sending broadcasts about diabled packages, 16372 * gc'ing to free up references, unmounting all secure containers 16373 * corresponding to packages on external media, and posting a 16374 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16375 * that we always have to post this message if status has been requested no 16376 * matter what. 16377 */ 16378 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16379 final boolean reportStatus) { 16380 if (DEBUG_SD_INSTALL) 16381 Log.i(TAG, "unloading media packages"); 16382 ArrayList<String> pkgList = new ArrayList<String>(); 16383 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16384 final Set<AsecInstallArgs> keys = processCids.keySet(); 16385 for (AsecInstallArgs args : keys) { 16386 String pkgName = args.getPackageName(); 16387 if (DEBUG_SD_INSTALL) 16388 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16389 // Delete package internally 16390 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16391 synchronized (mInstallLock) { 16392 boolean res = deletePackageLI(pkgName, null, false, null, null, 16393 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16394 if (res) { 16395 pkgList.add(pkgName); 16396 } else { 16397 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16398 failedList.add(args); 16399 } 16400 } 16401 } 16402 16403 // reader 16404 synchronized (mPackages) { 16405 // We didn't update the settings after removing each package; 16406 // write them now for all packages. 16407 mSettings.writeLPr(); 16408 } 16409 16410 // We have to absolutely send UPDATED_MEDIA_STATUS only 16411 // after confirming that all the receivers processed the ordered 16412 // broadcast when packages get disabled, force a gc to clean things up. 16413 // and unload all the containers. 16414 if (pkgList.size() > 0) { 16415 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16416 new IIntentReceiver.Stub() { 16417 public void performReceive(Intent intent, int resultCode, String data, 16418 Bundle extras, boolean ordered, boolean sticky, 16419 int sendingUser) throws RemoteException { 16420 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16421 reportStatus ? 1 : 0, 1, keys); 16422 mHandler.sendMessage(msg); 16423 } 16424 }); 16425 } else { 16426 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16427 keys); 16428 mHandler.sendMessage(msg); 16429 } 16430 } 16431 16432 private void loadPrivatePackages(final VolumeInfo vol) { 16433 mHandler.post(new Runnable() { 16434 @Override 16435 public void run() { 16436 loadPrivatePackagesInner(vol); 16437 } 16438 }); 16439 } 16440 16441 private void loadPrivatePackagesInner(VolumeInfo vol) { 16442 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16443 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16444 16445 final VersionInfo ver; 16446 final List<PackageSetting> packages; 16447 synchronized (mPackages) { 16448 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16449 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16450 } 16451 16452 for (PackageSetting ps : packages) { 16453 synchronized (mInstallLock) { 16454 final PackageParser.Package pkg; 16455 try { 16456 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16457 loaded.add(pkg.applicationInfo); 16458 } catch (PackageManagerException e) { 16459 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16460 } 16461 16462 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16463 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16464 } 16465 } 16466 } 16467 16468 synchronized (mPackages) { 16469 int updateFlags = UPDATE_PERMISSIONS_ALL; 16470 if (ver.sdkVersion != mSdkVersion) { 16471 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16472 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16473 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16474 } 16475 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16476 16477 // Yay, everything is now upgraded 16478 ver.forceCurrent(); 16479 16480 mSettings.writeLPr(); 16481 } 16482 16483 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16484 sendResourcesChangedBroadcast(true, false, loaded, null); 16485 } 16486 16487 private void unloadPrivatePackages(final VolumeInfo vol) { 16488 mHandler.post(new Runnable() { 16489 @Override 16490 public void run() { 16491 unloadPrivatePackagesInner(vol); 16492 } 16493 }); 16494 } 16495 16496 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16497 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16498 synchronized (mInstallLock) { 16499 synchronized (mPackages) { 16500 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16501 for (PackageSetting ps : packages) { 16502 if (ps.pkg == null) continue; 16503 16504 final ApplicationInfo info = ps.pkg.applicationInfo; 16505 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16506 if (deletePackageLI(ps.name, null, false, null, null, 16507 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16508 unloaded.add(info); 16509 } else { 16510 Slog.w(TAG, "Failed to unload " + ps.codePath); 16511 } 16512 } 16513 16514 mSettings.writeLPr(); 16515 } 16516 } 16517 16518 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16519 sendResourcesChangedBroadcast(false, false, unloaded, null); 16520 } 16521 16522 /** 16523 * Examine all users present on given mounted volume, and destroy data 16524 * belonging to users that are no longer valid, or whose user ID has been 16525 * recycled. 16526 */ 16527 private void reconcileUsers(String volumeUuid) { 16528 final File[] files = FileUtils 16529 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16530 for (File file : files) { 16531 if (!file.isDirectory()) continue; 16532 16533 final int userId; 16534 final UserInfo info; 16535 try { 16536 userId = Integer.parseInt(file.getName()); 16537 info = sUserManager.getUserInfo(userId); 16538 } catch (NumberFormatException e) { 16539 Slog.w(TAG, "Invalid user directory " + file); 16540 continue; 16541 } 16542 16543 boolean destroyUser = false; 16544 if (info == null) { 16545 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16546 + " because no matching user was found"); 16547 destroyUser = true; 16548 } else { 16549 try { 16550 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16551 } catch (IOException e) { 16552 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16553 + " because we failed to enforce serial number: " + e); 16554 destroyUser = true; 16555 } 16556 } 16557 16558 if (destroyUser) { 16559 synchronized (mInstallLock) { 16560 mInstaller.removeUserDataDirs(volumeUuid, userId); 16561 } 16562 } 16563 } 16564 16565 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16566 final UserManager um = mContext.getSystemService(UserManager.class); 16567 for (UserInfo user : um.getUsers()) { 16568 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16569 if (userDir.exists()) continue; 16570 16571 try { 16572 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16573 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16574 } catch (IOException e) { 16575 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16576 } 16577 } 16578 } 16579 16580 /** 16581 * Examine all apps present on given mounted volume, and destroy apps that 16582 * aren't expected, either due to uninstallation or reinstallation on 16583 * another volume. 16584 */ 16585 private void reconcileApps(String volumeUuid) { 16586 final File[] files = FileUtils 16587 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16588 for (File file : files) { 16589 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16590 && !PackageInstallerService.isStageName(file.getName()); 16591 if (!isPackage) { 16592 // Ignore entries which are not packages 16593 continue; 16594 } 16595 16596 boolean destroyApp = false; 16597 String packageName = null; 16598 try { 16599 final PackageLite pkg = PackageParser.parsePackageLite(file, 16600 PackageParser.PARSE_MUST_BE_APK); 16601 packageName = pkg.packageName; 16602 16603 synchronized (mPackages) { 16604 final PackageSetting ps = mSettings.mPackages.get(packageName); 16605 if (ps == null) { 16606 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16607 + volumeUuid + " because we found no install record"); 16608 destroyApp = true; 16609 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16610 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16611 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16612 destroyApp = true; 16613 } 16614 } 16615 16616 } catch (PackageParserException e) { 16617 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16618 destroyApp = true; 16619 } 16620 16621 if (destroyApp) { 16622 synchronized (mInstallLock) { 16623 if (packageName != null) { 16624 removeDataDirsLI(volumeUuid, packageName); 16625 } 16626 if (file.isDirectory()) { 16627 mInstaller.rmPackageDir(file.getAbsolutePath()); 16628 } else { 16629 file.delete(); 16630 } 16631 } 16632 } 16633 } 16634 } 16635 16636 private void unfreezePackage(String packageName) { 16637 synchronized (mPackages) { 16638 final PackageSetting ps = mSettings.mPackages.get(packageName); 16639 if (ps != null) { 16640 ps.frozen = false; 16641 } 16642 } 16643 } 16644 16645 @Override 16646 public int movePackage(final String packageName, final String volumeUuid) { 16647 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16648 16649 final int moveId = mNextMoveId.getAndIncrement(); 16650 mHandler.post(new Runnable() { 16651 @Override 16652 public void run() { 16653 try { 16654 movePackageInternal(packageName, volumeUuid, moveId); 16655 } catch (PackageManagerException e) { 16656 Slog.w(TAG, "Failed to move " + packageName, e); 16657 mMoveCallbacks.notifyStatusChanged(moveId, 16658 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16659 } 16660 } 16661 }); 16662 return moveId; 16663 } 16664 16665 private void movePackageInternal(final String packageName, final String volumeUuid, 16666 final int moveId) throws PackageManagerException { 16667 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16668 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16669 final PackageManager pm = mContext.getPackageManager(); 16670 16671 final boolean currentAsec; 16672 final String currentVolumeUuid; 16673 final File codeFile; 16674 final String installerPackageName; 16675 final String packageAbiOverride; 16676 final int appId; 16677 final String seinfo; 16678 final String label; 16679 16680 // reader 16681 synchronized (mPackages) { 16682 final PackageParser.Package pkg = mPackages.get(packageName); 16683 final PackageSetting ps = mSettings.mPackages.get(packageName); 16684 if (pkg == null || ps == null) { 16685 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16686 } 16687 16688 if (pkg.applicationInfo.isSystemApp()) { 16689 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16690 "Cannot move system application"); 16691 } 16692 16693 if (pkg.applicationInfo.isExternalAsec()) { 16694 currentAsec = true; 16695 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16696 } else if (pkg.applicationInfo.isForwardLocked()) { 16697 currentAsec = true; 16698 currentVolumeUuid = "forward_locked"; 16699 } else { 16700 currentAsec = false; 16701 currentVolumeUuid = ps.volumeUuid; 16702 16703 final File probe = new File(pkg.codePath); 16704 final File probeOat = new File(probe, "oat"); 16705 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16706 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16707 "Move only supported for modern cluster style installs"); 16708 } 16709 } 16710 16711 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16712 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16713 "Package already moved to " + volumeUuid); 16714 } 16715 16716 if (ps.frozen) { 16717 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16718 "Failed to move already frozen package"); 16719 } 16720 ps.frozen = true; 16721 16722 codeFile = new File(pkg.codePath); 16723 installerPackageName = ps.installerPackageName; 16724 packageAbiOverride = ps.cpuAbiOverrideString; 16725 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16726 seinfo = pkg.applicationInfo.seinfo; 16727 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16728 } 16729 16730 // Now that we're guarded by frozen state, kill app during move 16731 final long token = Binder.clearCallingIdentity(); 16732 try { 16733 killApplication(packageName, appId, "move pkg"); 16734 } finally { 16735 Binder.restoreCallingIdentity(token); 16736 } 16737 16738 final Bundle extras = new Bundle(); 16739 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16740 extras.putString(Intent.EXTRA_TITLE, label); 16741 mMoveCallbacks.notifyCreated(moveId, extras); 16742 16743 int installFlags; 16744 final boolean moveCompleteApp; 16745 final File measurePath; 16746 16747 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16748 installFlags = INSTALL_INTERNAL; 16749 moveCompleteApp = !currentAsec; 16750 measurePath = Environment.getDataAppDirectory(volumeUuid); 16751 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16752 installFlags = INSTALL_EXTERNAL; 16753 moveCompleteApp = false; 16754 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16755 } else { 16756 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16757 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16758 || !volume.isMountedWritable()) { 16759 unfreezePackage(packageName); 16760 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16761 "Move location not mounted private volume"); 16762 } 16763 16764 Preconditions.checkState(!currentAsec); 16765 16766 installFlags = INSTALL_INTERNAL; 16767 moveCompleteApp = true; 16768 measurePath = Environment.getDataAppDirectory(volumeUuid); 16769 } 16770 16771 final PackageStats stats = new PackageStats(null, -1); 16772 synchronized (mInstaller) { 16773 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16774 unfreezePackage(packageName); 16775 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16776 "Failed to measure package size"); 16777 } 16778 } 16779 16780 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16781 + stats.dataSize); 16782 16783 final long startFreeBytes = measurePath.getFreeSpace(); 16784 final long sizeBytes; 16785 if (moveCompleteApp) { 16786 sizeBytes = stats.codeSize + stats.dataSize; 16787 } else { 16788 sizeBytes = stats.codeSize; 16789 } 16790 16791 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16792 unfreezePackage(packageName); 16793 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16794 "Not enough free space to move"); 16795 } 16796 16797 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16798 16799 final CountDownLatch installedLatch = new CountDownLatch(1); 16800 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16801 @Override 16802 public void onUserActionRequired(Intent intent) throws RemoteException { 16803 throw new IllegalStateException(); 16804 } 16805 16806 @Override 16807 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16808 Bundle extras) throws RemoteException { 16809 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16810 + PackageManager.installStatusToString(returnCode, msg)); 16811 16812 installedLatch.countDown(); 16813 16814 // Regardless of success or failure of the move operation, 16815 // always unfreeze the package 16816 unfreezePackage(packageName); 16817 16818 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16819 switch (status) { 16820 case PackageInstaller.STATUS_SUCCESS: 16821 mMoveCallbacks.notifyStatusChanged(moveId, 16822 PackageManager.MOVE_SUCCEEDED); 16823 break; 16824 case PackageInstaller.STATUS_FAILURE_STORAGE: 16825 mMoveCallbacks.notifyStatusChanged(moveId, 16826 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16827 break; 16828 default: 16829 mMoveCallbacks.notifyStatusChanged(moveId, 16830 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16831 break; 16832 } 16833 } 16834 }; 16835 16836 final MoveInfo move; 16837 if (moveCompleteApp) { 16838 // Kick off a thread to report progress estimates 16839 new Thread() { 16840 @Override 16841 public void run() { 16842 while (true) { 16843 try { 16844 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16845 break; 16846 } 16847 } catch (InterruptedException ignored) { 16848 } 16849 16850 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16851 final int progress = 10 + (int) MathUtils.constrain( 16852 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16853 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16854 } 16855 } 16856 }.start(); 16857 16858 final String dataAppName = codeFile.getName(); 16859 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16860 dataAppName, appId, seinfo); 16861 } else { 16862 move = null; 16863 } 16864 16865 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16866 16867 final Message msg = mHandler.obtainMessage(INIT_COPY); 16868 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16869 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16870 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16871 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16872 msg.obj = params; 16873 16874 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16875 System.identityHashCode(msg.obj)); 16876 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16877 System.identityHashCode(msg.obj)); 16878 16879 mHandler.sendMessage(msg); 16880 } 16881 16882 @Override 16883 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16884 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16885 16886 final int realMoveId = mNextMoveId.getAndIncrement(); 16887 final Bundle extras = new Bundle(); 16888 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16889 mMoveCallbacks.notifyCreated(realMoveId, extras); 16890 16891 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16892 @Override 16893 public void onCreated(int moveId, Bundle extras) { 16894 // Ignored 16895 } 16896 16897 @Override 16898 public void onStatusChanged(int moveId, int status, long estMillis) { 16899 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16900 } 16901 }; 16902 16903 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16904 storage.setPrimaryStorageUuid(volumeUuid, callback); 16905 return realMoveId; 16906 } 16907 16908 @Override 16909 public int getMoveStatus(int moveId) { 16910 mContext.enforceCallingOrSelfPermission( 16911 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16912 return mMoveCallbacks.mLastStatus.get(moveId); 16913 } 16914 16915 @Override 16916 public void registerMoveCallback(IPackageMoveObserver callback) { 16917 mContext.enforceCallingOrSelfPermission( 16918 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16919 mMoveCallbacks.register(callback); 16920 } 16921 16922 @Override 16923 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16924 mContext.enforceCallingOrSelfPermission( 16925 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16926 mMoveCallbacks.unregister(callback); 16927 } 16928 16929 @Override 16930 public boolean setInstallLocation(int loc) { 16931 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16932 null); 16933 if (getInstallLocation() == loc) { 16934 return true; 16935 } 16936 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16937 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16938 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16939 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16940 return true; 16941 } 16942 return false; 16943 } 16944 16945 @Override 16946 public int getInstallLocation() { 16947 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16948 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16949 PackageHelper.APP_INSTALL_AUTO); 16950 } 16951 16952 /** Called by UserManagerService */ 16953 void cleanUpUser(UserManagerService userManager, int userHandle) { 16954 synchronized (mPackages) { 16955 mDirtyUsers.remove(userHandle); 16956 mUserNeedsBadging.delete(userHandle); 16957 mSettings.removeUserLPw(userHandle); 16958 mPendingBroadcasts.remove(userHandle); 16959 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16960 } 16961 synchronized (mInstallLock) { 16962 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16963 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16964 final String volumeUuid = vol.getFsUuid(); 16965 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16966 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16967 } 16968 synchronized (mPackages) { 16969 removeUnusedPackagesLILPw(userManager, userHandle); 16970 } 16971 } 16972 } 16973 16974 /** 16975 * We're removing userHandle and would like to remove any downloaded packages 16976 * that are no longer in use by any other user. 16977 * @param userHandle the user being removed 16978 */ 16979 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16980 final boolean DEBUG_CLEAN_APKS = false; 16981 int [] users = userManager.getUserIds(); 16982 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16983 while (psit.hasNext()) { 16984 PackageSetting ps = psit.next(); 16985 if (ps.pkg == null) { 16986 continue; 16987 } 16988 final String packageName = ps.pkg.packageName; 16989 // Skip over if system app 16990 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16991 continue; 16992 } 16993 if (DEBUG_CLEAN_APKS) { 16994 Slog.i(TAG, "Checking package " + packageName); 16995 } 16996 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16997 if (keep) { 16998 if (DEBUG_CLEAN_APKS) { 16999 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17000 } 17001 } else { 17002 for (int i = 0; i < users.length; i++) { 17003 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17004 keep = true; 17005 if (DEBUG_CLEAN_APKS) { 17006 Slog.i(TAG, " Keeping package " + packageName + " for user " 17007 + users[i]); 17008 } 17009 break; 17010 } 17011 } 17012 } 17013 if (!keep) { 17014 if (DEBUG_CLEAN_APKS) { 17015 Slog.i(TAG, " Removing package " + packageName); 17016 } 17017 mHandler.post(new Runnable() { 17018 public void run() { 17019 deletePackageX(packageName, userHandle, 0); 17020 } //end run 17021 }); 17022 } 17023 } 17024 } 17025 17026 /** Called by UserManagerService */ 17027 void createNewUser(int userHandle) { 17028 synchronized (mInstallLock) { 17029 mInstaller.createUserConfig(userHandle); 17030 mSettings.createNewUserLI(this, mInstaller, userHandle); 17031 } 17032 synchronized (mPackages) { 17033 applyFactoryDefaultBrowserLPw(userHandle); 17034 primeDomainVerificationsLPw(userHandle); 17035 } 17036 } 17037 17038 void newUserCreated(final int userHandle) { 17039 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17040 // If permission review for legacy apps is required, we represent 17041 // dagerous permissions for such apps as always granted runtime 17042 // permissions to keep per user flag state whether review is needed. 17043 // Hence, if a new user is added we have to propagate dangerous 17044 // permission grants for these legacy apps. 17045 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17046 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17047 | UPDATE_PERMISSIONS_REPLACE_ALL); 17048 } 17049 } 17050 17051 @Override 17052 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17053 mContext.enforceCallingOrSelfPermission( 17054 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17055 "Only package verification agents can read the verifier device identity"); 17056 17057 synchronized (mPackages) { 17058 return mSettings.getVerifierDeviceIdentityLPw(); 17059 } 17060 } 17061 17062 @Override 17063 public void setPermissionEnforced(String permission, boolean enforced) { 17064 // TODO: Now that we no longer change GID for storage, this should to away. 17065 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17066 "setPermissionEnforced"); 17067 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17068 synchronized (mPackages) { 17069 if (mSettings.mReadExternalStorageEnforced == null 17070 || mSettings.mReadExternalStorageEnforced != enforced) { 17071 mSettings.mReadExternalStorageEnforced = enforced; 17072 mSettings.writeLPr(); 17073 } 17074 } 17075 // kill any non-foreground processes so we restart them and 17076 // grant/revoke the GID. 17077 final IActivityManager am = ActivityManagerNative.getDefault(); 17078 if (am != null) { 17079 final long token = Binder.clearCallingIdentity(); 17080 try { 17081 am.killProcessesBelowForeground("setPermissionEnforcement"); 17082 } catch (RemoteException e) { 17083 } finally { 17084 Binder.restoreCallingIdentity(token); 17085 } 17086 } 17087 } else { 17088 throw new IllegalArgumentException("No selective enforcement for " + permission); 17089 } 17090 } 17091 17092 @Override 17093 @Deprecated 17094 public boolean isPermissionEnforced(String permission) { 17095 return true; 17096 } 17097 17098 @Override 17099 public boolean isStorageLow() { 17100 final long token = Binder.clearCallingIdentity(); 17101 try { 17102 final DeviceStorageMonitorInternal 17103 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17104 if (dsm != null) { 17105 return dsm.isMemoryLow(); 17106 } else { 17107 return false; 17108 } 17109 } finally { 17110 Binder.restoreCallingIdentity(token); 17111 } 17112 } 17113 17114 @Override 17115 public IPackageInstaller getPackageInstaller() { 17116 return mInstallerService; 17117 } 17118 17119 private boolean userNeedsBadging(int userId) { 17120 int index = mUserNeedsBadging.indexOfKey(userId); 17121 if (index < 0) { 17122 final UserInfo userInfo; 17123 final long token = Binder.clearCallingIdentity(); 17124 try { 17125 userInfo = sUserManager.getUserInfo(userId); 17126 } finally { 17127 Binder.restoreCallingIdentity(token); 17128 } 17129 final boolean b; 17130 if (userInfo != null && userInfo.isManagedProfile()) { 17131 b = true; 17132 } else { 17133 b = false; 17134 } 17135 mUserNeedsBadging.put(userId, b); 17136 return b; 17137 } 17138 return mUserNeedsBadging.valueAt(index); 17139 } 17140 17141 @Override 17142 public KeySet getKeySetByAlias(String packageName, String alias) { 17143 if (packageName == null || alias == null) { 17144 return null; 17145 } 17146 synchronized(mPackages) { 17147 final PackageParser.Package pkg = mPackages.get(packageName); 17148 if (pkg == null) { 17149 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17150 throw new IllegalArgumentException("Unknown package: " + packageName); 17151 } 17152 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17153 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17154 } 17155 } 17156 17157 @Override 17158 public KeySet getSigningKeySet(String packageName) { 17159 if (packageName == null) { 17160 return null; 17161 } 17162 synchronized(mPackages) { 17163 final PackageParser.Package pkg = mPackages.get(packageName); 17164 if (pkg == null) { 17165 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17166 throw new IllegalArgumentException("Unknown package: " + packageName); 17167 } 17168 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17169 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17170 throw new SecurityException("May not access signing KeySet of other apps."); 17171 } 17172 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17173 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17174 } 17175 } 17176 17177 @Override 17178 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17179 if (packageName == null || ks == null) { 17180 return false; 17181 } 17182 synchronized(mPackages) { 17183 final PackageParser.Package pkg = mPackages.get(packageName); 17184 if (pkg == null) { 17185 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17186 throw new IllegalArgumentException("Unknown package: " + packageName); 17187 } 17188 IBinder ksh = ks.getToken(); 17189 if (ksh instanceof KeySetHandle) { 17190 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17191 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17192 } 17193 return false; 17194 } 17195 } 17196 17197 @Override 17198 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17199 if (packageName == null || ks == null) { 17200 return false; 17201 } 17202 synchronized(mPackages) { 17203 final PackageParser.Package pkg = mPackages.get(packageName); 17204 if (pkg == null) { 17205 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17206 throw new IllegalArgumentException("Unknown package: " + packageName); 17207 } 17208 IBinder ksh = ks.getToken(); 17209 if (ksh instanceof KeySetHandle) { 17210 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17211 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17212 } 17213 return false; 17214 } 17215 } 17216 17217 private void deletePackageIfUnusedLPr(final String packageName) { 17218 PackageSetting ps = mSettings.mPackages.get(packageName); 17219 if (ps == null) { 17220 return; 17221 } 17222 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17223 // TODO Implement atomic delete if package is unused 17224 // It is currently possible that the package will be deleted even if it is installed 17225 // after this method returns. 17226 mHandler.post(new Runnable() { 17227 public void run() { 17228 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17229 } 17230 }); 17231 } 17232 } 17233 17234 /** 17235 * Check and throw if the given before/after packages would be considered a 17236 * downgrade. 17237 */ 17238 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17239 throws PackageManagerException { 17240 if (after.versionCode < before.mVersionCode) { 17241 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17242 "Update version code " + after.versionCode + " is older than current " 17243 + before.mVersionCode); 17244 } else if (after.versionCode == before.mVersionCode) { 17245 if (after.baseRevisionCode < before.baseRevisionCode) { 17246 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17247 "Update base revision code " + after.baseRevisionCode 17248 + " is older than current " + before.baseRevisionCode); 17249 } 17250 17251 if (!ArrayUtils.isEmpty(after.splitNames)) { 17252 for (int i = 0; i < after.splitNames.length; i++) { 17253 final String splitName = after.splitNames[i]; 17254 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17255 if (j != -1) { 17256 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17257 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17258 "Update split " + splitName + " revision code " 17259 + after.splitRevisionCodes[i] + " is older than current " 17260 + before.splitRevisionCodes[j]); 17261 } 17262 } 17263 } 17264 } 17265 } 17266 } 17267 17268 private static class MoveCallbacks extends Handler { 17269 private static final int MSG_CREATED = 1; 17270 private static final int MSG_STATUS_CHANGED = 2; 17271 17272 private final RemoteCallbackList<IPackageMoveObserver> 17273 mCallbacks = new RemoteCallbackList<>(); 17274 17275 private final SparseIntArray mLastStatus = new SparseIntArray(); 17276 17277 public MoveCallbacks(Looper looper) { 17278 super(looper); 17279 } 17280 17281 public void register(IPackageMoveObserver callback) { 17282 mCallbacks.register(callback); 17283 } 17284 17285 public void unregister(IPackageMoveObserver callback) { 17286 mCallbacks.unregister(callback); 17287 } 17288 17289 @Override 17290 public void handleMessage(Message msg) { 17291 final SomeArgs args = (SomeArgs) msg.obj; 17292 final int n = mCallbacks.beginBroadcast(); 17293 for (int i = 0; i < n; i++) { 17294 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17295 try { 17296 invokeCallback(callback, msg.what, args); 17297 } catch (RemoteException ignored) { 17298 } 17299 } 17300 mCallbacks.finishBroadcast(); 17301 args.recycle(); 17302 } 17303 17304 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17305 throws RemoteException { 17306 switch (what) { 17307 case MSG_CREATED: { 17308 callback.onCreated(args.argi1, (Bundle) args.arg2); 17309 break; 17310 } 17311 case MSG_STATUS_CHANGED: { 17312 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17313 break; 17314 } 17315 } 17316 } 17317 17318 private void notifyCreated(int moveId, Bundle extras) { 17319 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17320 17321 final SomeArgs args = SomeArgs.obtain(); 17322 args.argi1 = moveId; 17323 args.arg2 = extras; 17324 obtainMessage(MSG_CREATED, args).sendToTarget(); 17325 } 17326 17327 private void notifyStatusChanged(int moveId, int status) { 17328 notifyStatusChanged(moveId, status, -1); 17329 } 17330 17331 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17332 Slog.v(TAG, "Move " + moveId + " status " + status); 17333 17334 final SomeArgs args = SomeArgs.obtain(); 17335 args.argi1 = moveId; 17336 args.argi2 = status; 17337 args.arg3 = estMillis; 17338 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17339 17340 synchronized (mLastStatus) { 17341 mLastStatus.put(moveId, status); 17342 } 17343 } 17344 } 17345 17346 private final static class OnPermissionChangeListeners extends Handler { 17347 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17348 17349 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17350 new RemoteCallbackList<>(); 17351 17352 public OnPermissionChangeListeners(Looper looper) { 17353 super(looper); 17354 } 17355 17356 @Override 17357 public void handleMessage(Message msg) { 17358 switch (msg.what) { 17359 case MSG_ON_PERMISSIONS_CHANGED: { 17360 final int uid = msg.arg1; 17361 handleOnPermissionsChanged(uid); 17362 } break; 17363 } 17364 } 17365 17366 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17367 mPermissionListeners.register(listener); 17368 17369 } 17370 17371 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17372 mPermissionListeners.unregister(listener); 17373 } 17374 17375 public void onPermissionsChanged(int uid) { 17376 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17377 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17378 } 17379 } 17380 17381 private void handleOnPermissionsChanged(int uid) { 17382 final int count = mPermissionListeners.beginBroadcast(); 17383 try { 17384 for (int i = 0; i < count; i++) { 17385 IOnPermissionsChangeListener callback = mPermissionListeners 17386 .getBroadcastItem(i); 17387 try { 17388 callback.onPermissionsChanged(uid); 17389 } catch (RemoteException e) { 17390 Log.e(TAG, "Permission listener is dead", e); 17391 } 17392 } 17393 } finally { 17394 mPermissionListeners.finishBroadcast(); 17395 } 17396 } 17397 } 17398 17399 private class PackageManagerInternalImpl extends PackageManagerInternal { 17400 @Override 17401 public void setLocationPackagesProvider(PackagesProvider provider) { 17402 synchronized (mPackages) { 17403 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17404 } 17405 } 17406 17407 @Override 17408 public void setImePackagesProvider(PackagesProvider provider) { 17409 synchronized (mPackages) { 17410 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17411 } 17412 } 17413 17414 @Override 17415 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17416 synchronized (mPackages) { 17417 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17418 } 17419 } 17420 17421 @Override 17422 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17423 synchronized (mPackages) { 17424 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17425 } 17426 } 17427 17428 @Override 17429 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17430 synchronized (mPackages) { 17431 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17432 } 17433 } 17434 17435 @Override 17436 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17437 synchronized (mPackages) { 17438 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17439 } 17440 } 17441 17442 @Override 17443 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17444 synchronized (mPackages) { 17445 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17446 } 17447 } 17448 17449 @Override 17450 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17451 synchronized (mPackages) { 17452 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17453 packageName, userId); 17454 } 17455 } 17456 17457 @Override 17458 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17459 synchronized (mPackages) { 17460 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17461 packageName, userId); 17462 } 17463 } 17464 17465 @Override 17466 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17467 synchronized (mPackages) { 17468 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17469 packageName, userId); 17470 } 17471 } 17472 17473 @Override 17474 public void setKeepUninstalledPackages(final List<String> packageList) { 17475 Preconditions.checkNotNull(packageList); 17476 List<String> removedFromList = null; 17477 synchronized (mPackages) { 17478 if (mKeepUninstalledPackages != null) { 17479 final int packagesCount = mKeepUninstalledPackages.size(); 17480 for (int i = 0; i < packagesCount; i++) { 17481 String oldPackage = mKeepUninstalledPackages.get(i); 17482 if (packageList != null && packageList.contains(oldPackage)) { 17483 continue; 17484 } 17485 if (removedFromList == null) { 17486 removedFromList = new ArrayList<>(); 17487 } 17488 removedFromList.add(oldPackage); 17489 } 17490 } 17491 mKeepUninstalledPackages = new ArrayList<>(packageList); 17492 if (removedFromList != null) { 17493 final int removedCount = removedFromList.size(); 17494 for (int i = 0; i < removedCount; i++) { 17495 deletePackageIfUnusedLPr(removedFromList.get(i)); 17496 } 17497 } 17498 } 17499 } 17500 17501 @Override 17502 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17503 synchronized (mPackages) { 17504 // If we do not support permission review, done. 17505 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17506 return false; 17507 } 17508 17509 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17510 if (packageSetting == null) { 17511 return false; 17512 } 17513 17514 // Permission review applies only to apps not supporting the new permission model. 17515 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17516 return false; 17517 } 17518 17519 // Legacy apps have the permission and get user consent on launch. 17520 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17521 return permissionsState.isPermissionReviewRequired(userId); 17522 } 17523 } 17524 } 17525 17526 @Override 17527 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17528 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17529 synchronized (mPackages) { 17530 final long identity = Binder.clearCallingIdentity(); 17531 try { 17532 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17533 packageNames, userId); 17534 } finally { 17535 Binder.restoreCallingIdentity(identity); 17536 } 17537 } 17538 } 17539 17540 private static void enforceSystemOrPhoneCaller(String tag) { 17541 int callingUid = Binder.getCallingUid(); 17542 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17543 throw new SecurityException( 17544 "Cannot call " + tag + " from UID " + callingUid); 17545 } 17546 } 17547} 17548